/* ================================================== */
/*                                                    */
/*                 ARCFLOW STYLES                     */
/*           Premium UI Design System                 */
/*                                                    */
/* ================================================== */

/* ================================================== */
/* VARIABLES                                          */
/* ================================================== */

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: #16161f;

    --accent-primary: #8b5cf6;
    --accent-secondary: #a78bfa;
    --accent-glow: rgba(139, 92, 246, 0.3);

    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;

    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;

    --border-color: rgba(139, 92, 246, 0.2);
    --border-hover: rgba(139, 92, 246, 0.4);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.2);

    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ================================================== */
/* RESET                                              */
/* ================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input,
textarea,
select {
    font-family: inherit;
    font-size: inherit;
}

/* ================================================== */
/* NAVIGATION                                         */
/* ================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 700;
}

.logo-icon {
    font-size: 28px;
}

.logo-text {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-link {
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    padding: 8px 0;
    position: relative;
    transition: var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    transition: var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    cursor: pointer;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-normal);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* MOBILE MENU */

.mobile-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    z-index: 999;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-link {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.mobile-link:hover,
.mobile-link.active {
    color: var(--accent-primary);
}

/* ================================================== */
/* HERO SECTION                                       */
/* ================================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 40px 80px;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    color: var(--accent-secondary);
    margin-bottom: 30px;
}

.hero-title {
    font-size: 80px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary), #c4b5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.hero-description {
    font-size: 18px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-visual {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.floating-card {
    position: absolute;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 15px 25px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: var(--shadow-md);
    animation: float 6s ease-in-out infinite;
}

.card-icon {
    font-size: 24px;
}

.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 30%;
    right: 10%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 25%;
    left: 15%;
    animation-delay: 4s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

/* ================================================== */
/* BUTTONS                                            */
/* ================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.1);
}

.btn-icon {
    font-size: 18px;
}

/* ================================================== */
/* FEATURES SECTION                                   */
/* ================================================== */

.features {
    padding: 100px 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-muted);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 35px;
    transition: var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(139, 92, 246, 0.05));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 25px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ================================================== */
/* CTA SECTION                                        */
/* ================================================== */

.cta-section {
    padding: 80px 40px;
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.cta-card {
    background: linear-gradient(135deg, var(--bg-card), var(--bg-tertiary));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 50px;
    transition: var(--transition-normal);
}

.cta-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
}

.cta-icon {
    font-size: 50px;
    margin-bottom: 25px;
}

.cta-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 30px;
}

/* ================================================== */
/* FOOTER                                             */
/* ================================================== */

.footer {
    padding: 60px 40px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-text {
    color: var(--text-muted);
    margin-bottom: 10px;
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 14px;
}

.footer-simple {
    padding: 30px 40px;
}

.footer-simple p {
    color: var(--text-muted);
    font-size: 14px;
}

/* ================================================== */
/* PAGE HEADER                                        */
/* ================================================== */

.page-header {
    padding: 140px 40px 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, var(--accent-glow), transparent 60%);
}

.page-header-content {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 52px;
    font-weight: 800;
    margin-bottom: 15px;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 35px;
}

/* ================================================== */
/* ITEMS SECTION                                      */
/* ================================================== */

.items-section {
    padding: 0 40px 80px;
    max-width: 900px;
    margin: 0 auto;
}

.items-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.item-bar {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px 25px;
    cursor: pointer;
    transition: var(--transition-normal);
}

.item-bar:hover {
    border-color: var(--border-hover);
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.item-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(139, 92, 246, 0.05));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.item-info {
    flex: 1;
    min-width: 0;
}

.item-name {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-id {
    font-size: 12px;
    color: var(--text-muted);
    font-family: monospace;
}

.item-status {
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-draft {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.status-active {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.item-arrow {
    color: var(--text-muted);
    font-size: 20px;
    transition: var(--transition-normal);
}

.item-bar:hover .item-arrow {
    color: var(--accent-primary);
    transform: translateX(5px);
}

/* EMPTY STATE */

.empty-state {
    text-align: center;
    padding: 80px 40px;
}

.empty-icon {
    font-size: 70px;
    margin-bottom: 25px;
    opacity: 0.4;
}

.empty-state h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 10px;
}

.empty-state p {
    color: var(--text-muted);
}

/* ================================================== */
/* EDITOR PAGE                                        */
/* ================================================== */

.editor-page {
    overflow: hidden;
}

/* EDITOR TOP BAR */

.editor-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 100;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.back-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 20px;
    transition: var(--transition-normal);
}

.back-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.nodes-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    border-radius: var(--radius-sm);
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition-normal);
}

.nodes-toggle:hover {
    border-color: var(--accent-primary);
}

.nodes-toggle span {
    width: 16px;
    height: 2px;
    background: var(--accent-primary);
    transition: var(--transition-normal);
}

.nodes-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

.nodes-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nodes-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

.workflow-title {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 600;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    min-width: 200px;
    transition: var(--transition-normal);
}

.workflow-title:hover {
    border-color: var(--border-color);
}

.workflow-title:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: var(--bg-tertiary);
}

.topbar-center {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.workflow-id {
    font-size: 12px;
    color: var(--text-muted);
    font-family: monospace;
}

.topbar-right {
    display: flex;
    gap: 12px;
}

.topbar-action {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.save-action:hover {
    border-color: var(--success);
    background: rgba(16, 185, 129, 0.1);
}

.delete-action:hover {
    border-color: var(--error);
    background: rgba(239, 68, 68, 0.1);
}

.action-icon {
    font-size: 16px;
}

/* NODES PANEL */

.nodes-panel {
    position: fixed;
    top: 60px;
    left: 0;
    bottom: 50px;
    width: 320px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    z-index: 90;
    display: flex;
    flex-direction: column;
    transform: translateX(-100%);
    transition: var(--transition-normal);
}

.nodes-panel.active {
    transform: translateX(0);
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.panel-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.panel-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 24px;
    transition: var(--transition-normal);
}

.panel-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.panel-search {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

.panel-search input {
    width: 100%;
    padding: 12px 15px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    transition: var(--transition-normal);
}

.panel-search input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.panel-search input::placeholder {
    color: var(--text-muted);
}

.panel-sections {
    flex: 1;
    overflow-y: auto;
    padding: 10px 0;
}

.panel-section {
    border-bottom: 1px solid rgba(139, 92, 246, 0.05);
}

.section-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 20px;
    cursor: pointer;
    transition: var(--transition-normal);
}

.section-toggle:hover {
    background: var(--bg-tertiary);
}

.toggle-arrow {
    color: var(--accent-primary);
    font-size: 10px;
    transition: var(--transition-normal);
}

.section-toggle.active .toggle-arrow {
    transform: rotate(90deg);
}

.toggle-title {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.section-nodes {
    display: none;
    padding: 5px 15px 15px;
}

.section-nodes.active {
    display: block;
}

.panel-node {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    cursor: pointer;
    transition: var(--transition-normal);
}

.panel-node:hover {
    border-color: var(--accent-primary);
    transform: translateX(5px);
}

.panel-node-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.panel-node-icon.trigger {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(245, 158, 11, 0.05));
}

.panel-node-icon.model {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(59, 130, 246, 0.05));
}

.panel-node-icon.agent {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.2), rgba(168, 85, 247, 0.05));
}

.panel-node-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.panel-node-name {
    font-size: 14px;
    font-weight: 500;
}

.panel-node-desc {
    font-size: 11px;
    color: var(--text-muted);
}

.panel-overlay {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 50px;
    background: rgba(0, 0, 0, 0.5);
    z-index: 80;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.panel-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* EDITOR CANVAS */

.editor-canvas {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 50px;
    background: var(--bg-primary);
    overflow: hidden;
}

.canvas-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
    background-size: 25px 25px;
}

.canvas-placeholder {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    pointer-events: none;
    transition: var(--transition-normal);
}

.canvas-placeholder.hidden {
    opacity: 0;
}

.placeholder-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    border: 2px dashed var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--text-muted);
}

.canvas-placeholder p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.canvas-placeholder span {
    font-size: 14px;
    color: var(--text-muted);
}

.canvas-nodes {
    position: absolute;
    inset: 0;
}

/* CANVAS NODE */

.canvas-node {
    position: absolute;
    min-width: 220px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    cursor: move;
    z-index: 10;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.canvas-node:hover {
    border-color: var(--border-hover);
}

.canvas-node.selected {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.canvas-node.executing {
    border-color: var(--warning);
    animation: pulse 1.5s infinite;
}

.canvas-node.success {
    border-color: var(--success);
}

.canvas-node.error {
    border-color: var(--error);
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4);
    }

    50% {
        box-shadow: 0 0 0 15px rgba(245, 158, 11, 0);
    }
}

.node-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
}

.node-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.node-icon.trigger {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.25), rgba(245, 158, 11, 0.1));
}

.node-icon.model {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.25), rgba(59, 130, 246, 0.1));
}

.node-icon.agent {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.25), rgba(168, 85, 247, 0.1));
}

.node-info {
    flex: 1;
    min-width: 0;
}

.node-name {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 2px;
}

.node-type {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.node-delete {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 16px;
    opacity: 0;
    transition: var(--transition-normal);
}

.canvas-node:hover .node-delete {
    opacity: 1;
}

.node-delete:hover {
    background: rgba(239, 68, 68, 0.15);
    color: var(--error);
}

.node-body {
    padding: 12px 15px;
}

.node-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.status-dot.ready {
    background: var(--text-muted);
}

.status-dot.executing {
    background: var(--warning);
}

.status-dot.success {
    background: var(--success);
}

.status-dot.error {
    background: var(--error);
}

.node-connectors {
    display: flex;
    justify-content: space-between;
    padding: 10px 15px;
}

.connector {
    width: 14px;
    height: 14px;
    background: var(--bg-tertiary);
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-normal);
}

.connector:hover {
    background: var(--accent-primary);
    transform: scale(1.2);
}

.connector-in {
    margin-left: -7px;
}

.connector-out {
    margin-right: -7px;
}

/* CONNECTION LINES (SVG) */

.connection-line {
    stroke: var(--accent-primary);
    stroke-width: 2;
    fill: none;
    opacity: 0.7;
    transition: stroke 0.2s, stroke-width 0.2s, opacity 0.2s;
}

.connection-line.hover {
    stroke: var(--accent-secondary);
    stroke-width: 3;
    opacity: 1;
}

.connection-line.temp {
    stroke: var(--accent-primary);
    stroke-width: 2;
    stroke-dasharray: 8, 4;
    opacity: 0.6;
}

.connection-hit-area {
    stroke: transparent;
    stroke-width: 20;
    fill: none;
    cursor: pointer;
}

.connection-delete-btn {
    cursor: pointer;
    transition: opacity 0.2s, transform 0.15s;
}

.connection-delete-btn:hover {
    transform: scale(1.15);
}

.connection-delete-btn circle {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.connection-group:hover .connection-delete-btn {
    opacity: 1 !important;
}

/* TOOL CONNECTORS (AI AGENT) */

.node-connector-tool-input {
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
}

.node-connector-tool-output {
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
}

.connector-tool {
    width: 14px;
    height: 14px;
    background: #64748b;
    border: 2px solid #94a3b8;
    border-radius: 2px;
    /* Square for tools */
    cursor: pointer;
    transition: var(--transition-normal);
}

.connector-tool:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-primary);
    transform: scale(1.2);
}



.config-panel {
    position: fixed;
    top: 60px;
    right: 0;
    bottom: 50px;
    width: 380px;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    z-index: 90;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: var(--transition-normal);
}

.config-panel.active {
    transform: translateX(0);
}

.config-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.config-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.config-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 24px;
    transition: var(--transition-normal);
}

.config-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.config-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.config-field {
    margin-bottom: 20px;
}

.config-field label {
    display: block;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.config-field input,
.config-field select,
.config-field textarea {
    width: 100%;
    padding: 12px 15px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    transition: var(--transition-normal);
}

.config-field input:focus,
.config-field select:focus,
.config-field textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.config-field textarea {
    min-height: 120px;
    resize: vertical;
}

.config-field select option {
    background: var(--bg-primary);
}

/* EDITOR BOTTOM BAR */

.editor-bottombar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 100;
}

.zoom-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.zoom-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 18px;
    transition: var(--transition-normal);
}

.zoom-btn:hover {
    border-color: var(--accent-primary);
}

.zoom-level {
    font-size: 13px;
    color: var(--text-secondary);
    min-width: 50px;
    text-align: center;
}

.execute-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 25px;
    background: linear-gradient(135deg, var(--success), #059669);
    border-radius: var(--radius-sm);
    color: white;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition-normal);
}

.execute-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
}

/* CREDENTIAL EDITOR */

.credential-editor {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 60px 20px;
    overflow-y: auto;
}

.credential-form {
    max-width: 600px;
    width: 100%;
}

.form-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.form-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 30px;
}

.form-field {
    margin-bottom: 25px;
}

.form-field label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.form-field input,
.form-field textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 15px;
    transition: var(--transition-normal);
}

.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.form-field textarea {
    min-height: 100px;
    resize: vertical;
}

.key-input-wrapper {
    position: relative;
}

.key-input-wrapper input {
    padding-right: 50px;
}

.toggle-key {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    color: var(--text-muted);
    transition: var(--transition-normal);
}

.toggle-key:hover {
    color: var(--accent-primary);
}

/* NOTIFICATION */

.notification {
    position: fixed;
    top: 80px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 25px;
    background: var(--bg-card);
    border: 1px solid var(--success);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    transform: translateX(150%);
    transition: var(--transition-normal);
}

.notification.active {
    transform: translateX(0);
}

.notification.error {
    border-color: var(--error);
}

.notification-icon {
    width: 28px;
    height: 28px;
    background: rgba(16, 185, 129, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--success);
}

.notification.error .notification-icon {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error);
}

.notification-message {
    font-size: 14px;
    font-weight: 500;
}

/* MODAL */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 420px;
    width: 90%;
    text-align: center;
    transform: scale(0.9);
    transition: var(--transition-normal);
}

.modal-overlay.active .modal-box {
    transform: scale(1);
}

.execution-box {
    max-width: 600px;
    text-align: left;
}

.modal-icon {
    font-size: 50px;
    margin-bottom: 20px;
}

.modal-box h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
}

.modal-box p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.execution-output {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 20px;
    margin-bottom: 25px;
    max-height: 300px;
    overflow-y: auto;
}

.execution-output pre {
    font-family: monospace;
    font-size: 13px;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
}

.modal-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.modal-btn {
    padding: 12px 30px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition-normal);
}

.modal-btn.cancel {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.modal-btn.cancel:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.modal-btn.confirm {
    background: linear-gradient(135deg, var(--error), #dc2626);
    color: white;
}

.modal-btn.confirm:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

/* ================================================== */
/* RESPONSIVE                                         */
/* ================================================== */

@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .nav-container {
        padding: 0 25px;
    }

    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .mobile-menu {
        display: flex;
    }

    .hero {
        padding: 120px 25px 80px;
    }

    .hero-title {
        font-size: 56px;
    }

    .hero-subtitle {
        font-size: 22px;
    }

    .floating-card {
        display: none;
    }

    .cta-section {
        grid-template-columns: 1fr;
        padding: 60px 25px;
    }

    .features {
        padding: 80px 25px;
    }

    .page-header {
        padding: 120px 25px 60px;
    }

    .page-header h1 {
        font-size: 40px;
    }

    .items-section {
        padding: 0 25px 60px;
    }

    .topbar-center {
        display: none;
    }

    .action-text {
        display: none;
    }

    .nodes-panel {
        width: 100%;
    }

    .config-panel {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 42px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-description {
        font-size: 16px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 32px;
    }

    .page-header h1 {
        font-size: 32px;
    }

    .item-status {
        display: none;
    }

    .editor-topbar {
        padding: 0 15px;
    }

    .workflow-title {
        min-width: 120px;
        font-size: 16px;
    }

    .execute-btn span:last-child {
        display: none;
    }

    .credential-editor {
        padding: 40px 15px;
    }

    .form-card {
        padding: 25px;
    }

    .notification {
        right: 10px;
        left: 10px;
        transform: translateY(-200%);
    }

    .notification.active {
        transform: translateY(0);
    }

    .modal-buttons {
        flex-direction: column;
    }

    .modal-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .item-bar {
        padding: 15px;
    }

    .item-icon {
        width: 42px;
        height: 42px;
        font-size: 20px;
    }

    .item-name {
        font-size: 15px;
    }

    .item-arrow {
        display: none;
    }
}

/* ================================================== */
/*      ARCFLOW N8N-STYLE ADDITIONAL STYLES           */
/*      Add these to your existing style.css          */
/* ================================================== */

/* -------------------------------------------------- */
/* IMPROVED NODE DELETE BUTTON                        */
/* -------------------------------------------------- */

.node-delete {
    width: 32px !important;
    height: 32px !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--error);
    font-size: 20px !important;
    font-weight: bold;
    opacity: 1 !important;
    transition: var(--transition-normal);
    cursor: pointer;
}

.node-delete:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: var(--error);
    transform: scale(1.1);
}

.canvas-node:hover .node-delete {
    opacity: 1;
}


/* -------------------------------------------------- */
/* N8N-STYLE CONNECTION WIRE WITH + SIGN              */
/* -------------------------------------------------- */

.node-output {
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
}

.node-input {
    position: absolute;
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
}

.connector {
    width: 16px;
    height: 16px;
    background: var(--bg-tertiary);
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
}

.connector:hover {
    background: var(--accent-primary);
    transform: scale(1.3);
    box-shadow: 0 0 10px var(--accent-glow);
}

.connector-out {
    background: var(--accent-primary);
}

.connector-out::before {
    content: '';
    position: absolute;
    right: -40px;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 2px;
    background: var(--accent-primary);
    opacity: 0.5;
    pointer-events: none;
}

.connector-plus {
    position: absolute;
    right: -48px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background: var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.4);
    cursor: pointer;
    transition: var(--transition-normal);
}

.connector-plus:hover {
    transform: translateY(-50%) scale(1.2);
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.6);
}


/* -------------------------------------------------- */
/* SMOOTH NODE DRAGGING                               */
/* -------------------------------------------------- */

.canvas-node {
    transition: box-shadow 0.2s, border-color 0.2s;
    will-change: transform;
}

.canvas-node.dragging {
    transition: none;
    cursor: grabbing;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    z-index: 1000 !important;
}

#canvasNodes {
    will-change: transform;
}


/* -------------------------------------------------- */
/* SPACE KEY PANNING CURSOR                           */
/* -------------------------------------------------- */

body.panning {
    cursor: grab !important;
}

body.panning.active {
    cursor: grabbing !important;
}

body.panning * {
    cursor: inherit !important;
}


/* -------------------------------------------------- */
/* IMPROVED NOTIFICATION (FIXED MOBILE)               */
/* -------------------------------------------------- */

.notification {
    position: fixed;
    top: 80px;
    right: 20px;
    left: auto;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 25px;
    background: var(--bg-card);
    border: 1px solid var(--success);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    max-width: 400px;
}

.notification.active {
    transform: translateX(0);
}

.notification.error {
    border-color: var(--error);
}

@media (max-width: 768px) {
    .notification {
        top: 70px;
        right: 10px;
        left: 10px;
        max-width: none;
        transform: translateY(-150px);
    }

    .notification.active {
        transform: translateY(0);
    }
}


/* -------------------------------------------------- */
/* TRIGGER SELECTION BUTTONS                          */
/* -------------------------------------------------- */

.trigger-select-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 15px;
    margin-bottom: 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s;
}

.trigger-select-btn:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card);
    transform: translateX(5px);
}


/* -------------------------------------------------- */
/* CENTERED ZOOM BEHAVIOR                             */
/* -------------------------------------------------- */

.editor-canvas {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 50px;
    background: var(--bg-primary);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

#canvasNodes {
    position: relative;
    width: 100%;
    height: 100%;
    transform-origin: center center;
}


/* -------------------------------------------------- */
/* CONNECTION LINES (SVG)                             */
/* -------------------------------------------------- */

.connection-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.connection-line {
    stroke: var(--accent-primary);
    stroke-width: 2;
    fill: none;
    opacity: 0.6;
}

.connection-line.active {
    stroke-width: 3;
    opacity: 1;
}

.connection-line.temp {
    stroke-dasharray: 5, 5;
    opacity: 0.4;
}


/* -------------------------------------------------- */
/* UNSAVED CHANGES INDICATOR                          */
/* -------------------------------------------------- */

.workflow-title.unsaved::after {
    content: '*';
    color: var(--warning);
    margin-left: 4px;
}


/* -------------------------------------------------- */
/* IMPROVED CONFIG PANEL FIELDS                       */
/* -------------------------------------------------- */

.config-field input:focus,
.config-field select:focus,
.config-field textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}


/* -------------------------------------------------- */
/* NODE CATEGORIES COLOR CODING                       */
/* -------------------------------------------------- */

.canvas-node[data-category="trigger"] {
    border-left: 3px solid #f59e0b;
}

.canvas-node[data-category="ai"] {
    border-left: 3px solid #3b82f6;
}

.canvas-node[data-category="action"] {
    border-left: 3px solid #10b981;
}

.canvas-node[data-category="data"] {
    border-left: 3px solid #8b5cf6;
}

.canvas-node[data-category="flow"] {
    border-left: 3px solid #ec4899;
}


/* -------------------------------------------------- */
/* EXECUTION ANIMATION                                */
/* -------------------------------------------------- */

@keyframes node-pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7);
    }

    50% {
        box-shadow: 0 0 0 20px rgba(245, 158, 11, 0);
    }
}

.canvas-node.executing {
    animation: node-pulse 1.5s infinite;
}

.canvas-node.success .node-icon {
    animation: success-bounce 0.5s ease;
}

@keyframes success-bounce {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.2);
    }
}


/* -------------------------------------------------- */
/* RESPONSIVE ADJUSTMENTS                             */
/* -------------------------------------------------- */

@media (max-width: 768px) {
    .node-delete {
        width: 36px !important;
        height: 36px !important;
        font-size: 24px !important;
    }

    .connector-plus {
        right: -52px;
        width: 24px;
        height: 24px;
        font-size: 16px;
    }
}

.node-drag-handle {
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    color: var(--text-muted);
    cursor: grab;
    user-select: none;
    padding: 4px;
}

.node-drag-handle:active {
    cursor: grabbing;
}

.node-config-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.2s;
}

.node-config-btn:hover {
    background: var(--bg-secondary);
    color: var(--accent-primary);
}


.node-controls {
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: center;
}

.node-body {
    position: relative;
    padding: 12px 15px;
    border-top: 1px solid var(--border-color);
}

.node-drag-handle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 22px;
    font-weight: bold;
    color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.15);
    border: 2px solid var(--accent-primary);
    padding: 8px 6px;
    border-radius: 6px;
    cursor: grab;
    user-select: none;
    transition: var(--transition-normal);
}

.node-drag-handle:hover {
    background: rgba(139, 92, 246, 0.3);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 0 15px var(--accent-glow);
}

.node-drag-handle:active {
    cursor: grabbing;
    transform: translateY(-50%) scale(0.95);
}

.node-config-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 4px;
    transition: all 0.2s;
}

.node-config-btn:hover {
    background: var(--bg-secondary);
    color: var(--accent-primary);
    transform: scale(1.15);
}






















/* ================================================== */
/*                                                    */
/*          ARCFLOW v3.0 - NEW NODE STYLES            */
/*          Add these to your existing style.css      */
/*                                                    */
/* ================================================== */


/* -------------------------------------------------- */
/*      CANVAS NODE - REDESIGNED                      */
/* -------------------------------------------------- */

.canvas-node {
    position: absolute;
    min-width: 260px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    z-index: 10;
    display: flex;
    align-items: stretch;
}

.canvas-node:hover {
    border-color: var(--border-hover);
}

.canvas-node.selected {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.canvas-node.dragging {
    opacity: 0.9;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
    z-index: 1000 !important;
}

.canvas-node.executing {
    border-color: var(--warning) !important;
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.6) !important;
    animation: node-pulse 1.5s infinite;
    z-index: 100 !important;
    /* Bring to front during execution */
}

.canvas-node.success {
    border-color: var(--success);
}

.canvas-node.error {
    border-color: var(--error);
}

@keyframes node-pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.6);
    }

    50% {
        box-shadow: 0 0 0 15px rgba(245, 158, 11, 0);
    }
}


/* -------------------------------------------------- */
/*      NODE CATEGORY COLORS                          */
/* -------------------------------------------------- */

.canvas-node[data-category="trigger"] {
    border-left: 4px solid #f59e0b;
}

.canvas-node[data-category="ai"] {
    border-left: 4px solid #3b82f6;
}

.canvas-node[data-category="action"] {
    border-left: 4px solid #10b981;
}

.canvas-node[data-category="data"] {
    border-left: 4px solid #8b5cf6;
}

.canvas-node[data-category="flow"] {
    border-left: 4px solid #ec4899;
}


/* -------------------------------------------------- */
/*      NODE CONNECTORS                               */
/* -------------------------------------------------- */

.node-connector-input {
    position: absolute;
    left: -10px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
}

.node-connector-output {
    position: absolute;
    right: -60px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    z-index: 5;
}

.connector {
    width: 18px;
    height: 18px;
    background: var(--bg-tertiary);
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.connector:hover {
    background: var(--accent-primary);
    transform: scale(1.2);
}

.connector-in {
    background: var(--bg-secondary);
}

/* Highlight effect when dragging connection nearby - auto-connect indicator */
.connector-in.highlight,
.connector-top-out.highlight {
    background: var(--success) !important;
    transform: scale(1.4);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.8), 0 0 40px rgba(16, 185, 129, 0.4);
    animation: pulse-connect 0.5s ease-in-out infinite;
}

@keyframes pulse-connect {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(16, 185, 129, 0.8);
    }

    50% {
        box-shadow: 0 0 30px rgba(16, 185, 129, 1), 0 0 50px rgba(16, 185, 129, 0.5);
    }
}

.connector-out {
    background: var(--accent-primary);
    position: relative;
}

.connector-wire {
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 3px;
    background: var(--accent-primary);
}

/* Connection Line Animation */
.connection-line {
    fill: none;
    stroke: #64748b;
    /* Default gray for existing connections */
    stroke-width: 2px;
    pointer-events: visibleStroke;
    /* Allow clicking the line */
    transition: stroke 0.3s;
}

.connection-line:hover {
    stroke: var(--accent-primary);
    stroke-width: 4px;
    cursor: pointer;
}

.connection-line.temp {
    stroke: var(--accent-primary);
    stroke-width: 3px;
    stroke-dasharray: 5, 5;
    animation: dash-draw 1s linear infinite;
    pointer-events: none;
    /* Temp line should not block events */
}

@keyframes dash-draw {
    to {
        stroke-dashoffset: -10;
    }
}

.connection-line.executing {
    stroke: var(--success);
    stroke-width: 3px;
    animation: flow-pulse 1s infinite alternate;
}

@keyframes flow-pulse {
    from {
        stroke: var(--success);
        stroke-width: 3px;
    }

    to {
        stroke: #34d399;
        stroke-width: 5px;
        opacity: 0.8;
    }
}

.connector-plus {
    width: 24px;
    height: 24px;
    background: var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-left: 8px;
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.4);
}

.connector-plus:hover {
    transform: scale(1.15);
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.6);
}

/* -------------------------------------------------- */
/*      BOTTOM CONNECTORS (AI Agent)                  */
/* -------------------------------------------------- */

.node-bottom-connectors {
    position: absolute;
    bottom: -60px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 40px;
    z-index: 10;
}

.bottom-connector-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.connector-bottom-label {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    padding: 3px 8px;
    border-radius: 4px;
    white-space: nowrap;
    border: 1px solid var(--border-color);
}

.connector-bottom-in {
    width: 16px;
    height: 16px;
    background: var(--bg-secondary);
    border: 3px solid #10b981;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.connector-bottom-in:hover {
    background: #10b981;
    transform: scale(1.2);
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.5);
}

.connector-bottom-in.highlight {
    background: #10b981;
    animation: pulse-bottom 1s ease-in-out infinite;
}

@keyframes pulse-bottom {

    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5);
    }

    50% {
        transform: scale(1.1);
        box-shadow: 0 0 15px 5px rgba(16, 185, 129, 0.3);
    }
}

.connector-bottom-wire {
    width: 2px;
    height: 20px;
    background: linear-gradient(to bottom, transparent, #10b981);
    margin-top: 4px;
}

/* Tool connector - purple */
.tool-connector .connector-bottom-in {
    border-color: #8b5cf6;
}

.tool-connector .connector-bottom-in:hover {
    background: #8b5cf6;
    box-shadow: 0 0 12px rgba(139, 92, 246, 0.5);
}

.tool-connector .connector-bottom-wire {
    background: linear-gradient(to bottom, transparent, #8b5cf6);
}

/* Memory connector - cyan */
.memory-connector .connector-bottom-in {
    border-color: #06b6d4;
}

.memory-connector .connector-bottom-in:hover {
    background: #06b6d4;
    box-shadow: 0 0 12px rgba(6, 182, 212, 0.5);
}

.memory-connector .connector-bottom-wire {
    background: linear-gradient(to bottom, transparent, #06b6d4);
}

/* Chat Model connector - orange */
.chat-model-connector .connector-bottom-in {
    border-color: #f59e0b;
}

.chat-model-connector .connector-bottom-in:hover {
    background: #f59e0b;
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.5);
}

.chat-model-connector .connector-bottom-wire {
    background: linear-gradient(to bottom, transparent, #f59e0b);
}

/* Embedding connector - pink */
.embedding-connector .connector-bottom-in {
    border-color: #ec4899;
}

.embedding-connector .connector-bottom-in:hover {
    background: #ec4899;
    box-shadow: 0 0 12px rgba(236, 72, 153, 0.5);
}

.embedding-connector .connector-bottom-wire {
    background: linear-gradient(to bottom, transparent, #ec4899);
}

/* -------------------------------------------------- */
/*      TOP CONNECTORS (Tool Nodes)                   */
/* -------------------------------------------------- */

.node-connector-top {
    position: absolute;
    top: -35px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 10;
}

.connector-top-wire {
    width: 2px;
    height: 15px;
    background: linear-gradient(to top, transparent, #8b5cf6);
}

.connector-top-out {
    width: 16px;
    height: 16px;
    background: #8b5cf6;
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.connector-top-out:hover {
    transform: scale(1.2);
    box-shadow: 0 0 12px rgba(139, 92, 246, 0.5);
}

.connector-top-plus {
    font-size: 10px;
    color: white;
    font-weight: bold;
}

/* Memory top connector - cyan color */
.memory-top-connector .memory-wire {
    background: linear-gradient(to top, transparent, #06b6d4);
}

.memory-top-connector .memory-connector {
    background: #06b6d4;
    border-color: #06b6d4;
}

.memory-top-connector .memory-connector:hover {
    box-shadow: 0 0 12px rgba(6, 182, 212, 0.5);
}

/* -------------------------------------------------- */
/*      NODE MAIN CONTENT                             */
/* -------------------------------------------------- */

.node-main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.node-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.node-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.node-info {
    flex: 1;
    min-width: 0;
}

.node-type-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.node-actions {
    display: flex;
    gap: 6px;
}

.node-btn {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.node-btn:hover {
    background: var(--bg-primary);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.node-view-btn:hover {
    border-color: var(--success);
    color: var(--success);
}

.node-delete-btn:hover {
    border-color: var(--error);
    color: var(--error);
}


/* -------------------------------------------------- */
/*      NODE BODY - DRAG HANDLE                       */
/* -------------------------------------------------- */

.node-body {
    padding: 12px 16px;
    display: flex;
    justify-content: center;
}

.node-drag-area {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 8px;
    background: var(--bg-tertiary);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-sm);
    cursor: grab;
    transition: all 0.2s ease;
}

.node-drag-area:hover {
    border-color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.1);
}

.node-drag-area:active {
    cursor: grabbing;
    border-style: solid;
}

.drag-handle {
    font-size: 20px;
    font-weight: bold;
    color: var(--accent-primary);
    letter-spacing: 2px;
}


/* -------------------------------------------------- */
/*      NODE NAME LABEL (Below Node)                  */
/* -------------------------------------------------- */

.node-name-label {
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 4px 12px;
    white-space: nowrap;
    z-index: 5;
}

/* Move name label lower when bottom connectors exist (AI Agent, etc.) */
.canvas-node:has(.node-bottom-connectors) .node-name-label {
    bottom: -95px;
}

.node-name-text {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.node-name-input {
    background: var(--bg-primary);
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-sm);
    padding: 4px 8px;
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 600;
    width: 150px;
    outline: none;
}


/* -------------------------------------------------- */
/*      CONNECTION LINES                              */
/* -------------------------------------------------- */

.connection-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.connection-line {
    stroke: var(--accent-primary);
    stroke-width: 3;
    fill: none;
    opacity: 0.7;
}

.connection-line.temp {
    stroke-dasharray: 8, 4;
    opacity: 0.5;
    animation: dash-flow 0.5s linear infinite;
}

@keyframes dash-flow {
    to {
        stroke-dashoffset: -12;
    }
}


/* -------------------------------------------------- */
/*      NODE DATA MODAL                               */
/* -------------------------------------------------- */

.data-modal-box {
    max-width: 700px;
    width: 95%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.modal-close-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.modal-close-btn:hover {
    background: var(--error);
    border-color: var(--error);
    color: white;
}

.data-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.data-tab {
    flex: 1;
    padding: 14px 20px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.data-tab:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.data-tab.active {
    color: var(--accent-primary);
}

.data-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-primary);
}

.data-contents {
    flex: 1;
    overflow: hidden;
}

.data-content {
    display: none;
    height: 100%;
    max-height: 400px;
    overflow-y: auto;
    padding: 20px;
}

.data-content.active {
    display: block;
}

.data-content pre {
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 13px;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
    margin: 0;
    line-height: 1.6;
}

.data-empty {
    color: var(--text-muted);
    font-style: italic;
}


/* -------------------------------------------------- */
/*      TRIGGER SELECTION                             */
/* -------------------------------------------------- */

.trigger-selection {
    padding: 10px;
}

.trigger-selection p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    text-align: center;
}

.trigger-select-btn {
    display: flex;
    align-items: center;
    gap: 15px;
    width: 100%;
    padding: 16px 20px;
    margin-bottom: 12px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.trigger-select-btn:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card);
    transform: translateX(5px);
}

.trigger-icon {
    font-size: 28px;
}

.trigger-name {
    font-size: 16px;
    font-weight: 600;
}


/* -------------------------------------------------- */
/*      EXECUTION LOG                                 */
/* -------------------------------------------------- */

.exec-log {
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.7;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
}


/* -------------------------------------------------- */
/*      PANNING CURSOR                                */
/* -------------------------------------------------- */

body.panning {
    cursor: grab !important;
}

body.panning * {
    cursor: grab !important;
}

body.panning:active,
body.panning:active * {
    cursor: grabbing !important;
}

body.connecting {
    cursor: crosshair !important;
}

body.connecting .canvas-node {
    cursor: crosshair !important;
}

body.connecting .connector-in {
    cursor: pointer !important;
    transform: scale(1.3);
    background: var(--success) !important;
}


/* -------------------------------------------------- */
/*      UNSAVED INDICATOR                             */
/* -------------------------------------------------- */

.workflow-title.unsaved::after {
    content: ' *';
    color: var(--warning);
}


/* -------------------------------------------------- */
/*      RESPONSIVE ADJUSTMENTS                        */
/* -------------------------------------------------- */

@media (max-width: 768px) {
    .canvas-node {
        min-width: 220px;
    }

    .node-connector-output {
        right: -50px;
    }

    .connector-wire {
        width: 20px;
    }

    .node-btn {
        width: 30px;
        height: 30px;
        font-size: 14px;
    }

    .data-modal-box {
        max-height: 70vh;
    }
}


/* ================================================== */
/*      EXECUTION NOTIFICATION (Small Popup)          */
/* ================================================== */

.execution-notification {
    position: fixed;
    bottom: 70px;
    right: 20px;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: var(--shadow-lg);
    z-index: 1500;
    transform: translateY(100px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    max-width: 400px;
}

.execution-notification.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.execution-notification.running {
    border-color: var(--warning);
}

.execution-notification.success {
    border-color: var(--success);
}

.execution-notification.error {
    border-color: var(--error);
}

.exec-notif-content {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.exec-notif-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.execution-notification.running .exec-notif-icon {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
    animation: pulse-icon 1.5s infinite;
}

.execution-notification.success .exec-notif-icon {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.execution-notification.error .exec-notif-icon {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error);
}

@keyframes pulse-icon {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

.exec-notif-message {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.exec-notif-actions {
    display: flex;
    gap: 8px;
}

.exec-notif-btn {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.exec-notif-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.exec-notif-btn.view-btn {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.exec-notif-btn.view-btn:hover {
    background: var(--accent-secondary);
}

.exec-notif-btn.close-btn {
    padding: 8px 10px;
}


/* ================================================== */
/*      NODE DATA MODAL ENHANCEMENTS                  */
/* ================================================== */

.modal-title-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pinned-badge {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.data-modal-actions {
    display: flex;
    gap: 10px;
    padding: 15px 20px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.data-action-btn {
    flex: 1;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.data-action-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.data-action-btn.active {
    background: rgba(245, 158, 11, 0.15);
    border-color: var(--warning);
    color: var(--warning);
}


/* ================================================== */
/*      DATA EDITOR MODAL                             */
/* ================================================== */

.data-editor-box {
    max-width: 700px;
    width: 95%;
}

.data-editor-body {
    padding: 20px;
}

.editor-hint {
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 15px;
}

.data-editor-textarea {
    width: 100%;
    min-height: 300px;
    padding: 15px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.5;
    resize: vertical;
}

.data-editor-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.editor-error {
    color: var(--error);
    font-size: 13px;
    margin-top: 10px;
    min-height: 20px;
}


/* ================================================== */
/*      CONNECTION HIGHLIGHT ON DRAG                  */
/* ================================================== */

.connector-in.highlight {
    background: var(--success) !important;
    border-color: var(--success) !important;
    transform: scale(1.4);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.5);
}

body.connecting .canvas-node {
    cursor: crosshair;
}

body.connecting .connector-in {
    cursor: pointer;
}


/* ================================================== */
/*      CLEAR EXECUTION BUTTON                        */
/* ================================================== */

.clear-exec-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-right: 15px;
}

.clear-exec-btn:hover {
    border-color: var(--warning);
    color: var(--warning);
    background: rgba(245, 158, 11, 0.1);
}

.execution-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ================================================== */
/*      NODE MODAL - Full Input | Settings | Output   */
/* ================================================== */

.node-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.node-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.node-modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 95%;
    max-width: 1400px;
    height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.node-modal-overlay.active .node-modal {
    transform: scale(1);
}

/* Modal Header */
.node-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.modal-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-node-icon {
    font-size: 28px;
}

.modal-node-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.modal-header-center {
    display: flex;
    gap: 4px;
    background: var(--bg-primary);
    padding: 4px;
    border-radius: var(--radius-sm);
}

.view-toggle-btn {
    padding: 8px 20px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.view-toggle-btn:hover {
    color: var(--text-primary);
}

.view-toggle-btn.active {
    background: var(--accent-primary);
    color: white;
}

.modal-close-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.modal-close-btn:hover {
    background: var(--error);
    border-color: var(--error);
    color: white;
}

/* Modal Toolbar */
.node-modal-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
}

.toolbar-left,
.toolbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toolbar-left label {
    color: var(--text-muted);
    font-size: 13px;
}

.input-source-select {
    padding: 8px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    min-width: 180px;
}

.input-source-select:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.toolbar-btn {
    padding: 8px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.toolbar-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Modal Body - 3 Columns */
.node-modal-body {
    flex: 1;
    display: flex;
    overflow: hidden;
}

.modal-column {
    flex: 1;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border-color);
    overflow: hidden;
}

.modal-column:last-child {
    border-right: none;
}

.modal-settings-column {
    flex: 0.8;
    background: var(--bg-tertiary);
}

.column-header {
    padding: 14px 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-card);
}

.column-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

/* Trigger Execute Area */
.trigger-execute-area {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.trigger-execute-btn {
    padding: 20px 50px;
    background: linear-gradient(135deg, var(--success), #059669);
    border: none;
    border-radius: var(--radius-lg);
    color: white;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
}

.trigger-execute-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.4);
}

/* Settings Fields */
.settings-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.setting-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.setting-field label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.setting-input,
.setting-textarea,
.setting-select {
    padding: 12px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s ease;
}

.setting-input:focus,
.setting-textarea:focus,
.setting-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.setting-textarea {
    min-height: 100px;
    resize: vertical;
    font-family: 'Monaco', 'Consolas', monospace;
}

/* Droppable Field Highlight */
.droppable-field.drag-over {
    border-color: var(--success) !important;
    background: rgba(16, 185, 129, 0.1) !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}


/* ================================================== */
/*      JSON SYNTAX HIGHLIGHTING                      */
/* ================================================== */

.json-viewer {
    font-family: 'Monaco', 'Consolas', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
}

.json-highlighted {
    white-space: pre;
    color: var(--text-primary);
}

.json-key {
    color: #c678dd;
    font-weight: 600;
}

.json-string {
    color: #98c379;
}

.json-number {
    color: #d19a66;
}

.json-boolean {
    color: #56b6c2;
    font-weight: 600;
}

.json-null {
    color: #5c6370;
    font-style: italic;
}

.json-brace,
.json-bracket {
    color: #abb2bf;
}

.json-colon,
.json-comma {
    color: #abb2bf;
}

.json-empty {
    color: var(--text-muted);
    font-style: italic;
    text-align: center;
    padding: 40px 20px;
}

.json-error {
    color: var(--error);
    padding: 20px;
    background: rgba(239, 68, 68, 0.1);
    border-radius: var(--radius-sm);
}

/* Draggable Keys */
.draggable-key {
    cursor: grab;
    padding: 2px 4px;
    margin: -2px -4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.draggable-key:hover {
    background: rgba(139, 92, 246, 0.2);
    color: #e0b0ff;
}

.draggable-key.dragging {
    opacity: 0.5;
    background: var(--accent-primary);
}

/* Field Drag Ghost */
.field-drag-ghost {
    position: fixed;
    padding: 8px 14px;
    background: var(--accent-primary);
    color: white;
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    pointer-events: none;
    z-index: 9999;
    white-space: nowrap;
}


/* ================================================== */
/*      SCHEMA VIEW                                   */
/* ================================================== */

.schema-viewer {
    font-size: 14px;
}

.schema-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.schema-key {
    color: var(--text-primary);
    font-weight: 600;
    cursor: grab;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.schema-key:hover {
    background: rgba(139, 92, 246, 0.2);
}

.schema-type {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.schema-type.string {
    background: rgba(152, 195, 121, 0.2);
    color: #98c379;
}

.schema-type.number {
    background: rgba(209, 154, 102, 0.2);
    color: #d19a66;
}

.schema-type.boolean {
    background: rgba(86, 182, 194, 0.2);
    color: #56b6c2;
}

.schema-type.object {
    background: rgba(198, 120, 221, 0.2);
    color: #c678dd;
}

.schema-type.array {
    background: rgba(224, 108, 117, 0.2);
    color: #e06c75;
}

.schema-type.null {
    background: rgba(92, 99, 112, 0.2);
    color: #5c6370;
}

.schema-nested {
    margin-left: 20px;
    padding-left: 15px;
    border-left: 2px solid var(--border-color);
}


/* ================================================== */
/*      DATA EDITOR MODAL                             */
/* ================================================== */

.data-editor-overlay {
    z-index: 2500;
}

.data-editor-modal {
    max-width: 800px;
    width: 95%;
}

.editor-body {
    padding: 20px;
}

.editor-hint {
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 15px;
}

.editor-textarea {
    width: 100%;
    min-height: 400px;
    padding: 16px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 14px;
    line-height: 1.6;
    resize: vertical;
}

.editor-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.editor-textarea.invalid {
    border-color: var(--error);
}

.editor-error {
    margin-top: 12px;
    padding: 12px 16px;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid var(--error);
    border-radius: var(--radius-sm);
    color: var(--error);
    font-size: 13px;
    display: none;
}


/* ================================================== */
/*      CONFIRM MODAL                                 */
/* ================================================== */

.confirm-overlay {
    z-index: 3000;
}

.confirm-modal {
    max-width: 400px;
    text-align: center;
}


/* ================================================== */
/*      EXECUTION NOTIFICATION                        */
/* ================================================== */

.execution-notification {
    position: fixed;
    bottom: 70px;
    right: 20px;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: var(--shadow-lg);
    z-index: 1500;
    transform: translateY(100px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    max-width: 420px;
}

.execution-notification.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.execution-notification.running {
    border-color: var(--warning);
}

.execution-notification.success {
    border-color: var(--success);
}

.execution-notification.error {
    border-color: var(--error);
}

.exec-notif-content {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.exec-notif-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.execution-notification.running .exec-notif-icon {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
    animation: pulse-icon 1.5s infinite;
}

.execution-notification.success .exec-notif-icon {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.execution-notification.error .exec-notif-icon {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error);
}

@keyframes pulse-icon {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.15);
    }
}

.exec-notif-message {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.exec-notif-actions {
    display: flex;
    gap: 8px;
}

.exec-notif-btn {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.exec-notif-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.exec-notif-btn.view-btn {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.exec-notif-btn.view-btn:hover {
    background: var(--accent-secondary);
}


/* ================================================== */
/*      RESPONSIVE                                    */
/* ================================================== */

@media (max-width: 1200px) {
    .node-modal {
        width: 98%;
        height: 90vh;
    }

    .modal-settings-column {
        flex: 1;
    }
}

@media (max-width: 900px) {
    .node-modal-body {
        flex-direction: column;
    }

    .modal-column {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        min-height: 200px;
    }

    .modal-column:last-child {
        border-bottom: none;
    }

    .node-modal-toolbar {
        flex-direction: column;
        gap: 12px;
    }

    .toolbar-left,
    .toolbar-right {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .node-modal-header {
        flex-direction: column;
        gap: 12px;
    }

    .modal-header-center {
        order: -1;
    }

    .execution-notification {
        left: 10px;
        right: 10px;
        bottom: 60px;
        max-width: none;
    }
}

.execution-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.clear-exec-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.clear-exec-btn:hover {
    border-color: var(--warning);
    color: var(--warning);
    background: rgba(245, 158, 11, 0.1);
}

@media (max-width: 768px) {

    .clear-exec-btn .btn-text,
    .execute-btn .btn-text {
        display: none;
    }
}

/* ================================================== */
/*      PINNING SYSTEM STYLES                         */
/* ================================================== */

.canvas-node.pinned {
    border-color: #f59e0b !important;
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.3);
}

.canvas-node.pinned::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border: 2px dashed #f59e0b;
    border-radius: var(--radius-lg);
    pointer-events: none;
    opacity: 0.5;
}

.node-pin-badge {
    position: absolute;
    top: -12px;
    right: -12px;
    background: #f59e0b;
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
    z-index: 10;
}

.modal-pin-indicator {
    display: none;
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 12px;
}

.modal-pin-btn {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-right: 10px;
}

.modal-pin-btn:hover {
    border-color: #f59e0b;
    color: #f59e0b;
}

.modal-pin-btn.active {
    background: rgba(245, 158, 11, 0.2);
    border-color: #f59e0b;
    color: #f59e0b;
}


/* ================================================== */
/*      EXPRESSION FIELD STYLES                       */
/* ================================================== */

.expression-field-wrapper {
    position: relative;
    display: flex;
    align-items: stretch;
}

.expression-field-wrapper .setting-input {
    flex: 1;
    padding-right: 50px;
}

.expression-field-wrapper.textarea-wrapper {
    flex-direction: column;
}

.expression-mode-toggle {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 38px;
    height: 34px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expression-mode-toggle:hover {
    border-color: var(--accent-primary);
}

.expression-mode-toggle .mode-static {
    font-size: 13px;
    font-weight: bold;
    color: var(--text-muted);
}

.expression-mode-toggle .mode-expr {
    font-size: 15px;
    font-weight: bold;
    color: #10b981;
}

.expression-mode-toggle.expr-mode {
    background: rgba(16, 185, 129, 0.15);
    border-color: #10b981;
}

/* Input with expression highlight */
.setting-input.has-expression,
.setting-textarea.has-expression {
    border-color: #10b981 !important;
    background: linear-gradient(135deg, var(--bg-primary), rgba(16, 185, 129, 0.08)) !important;
}


/* ================================================== */
/*      DROPPABLE FIELD STYLES                        */
/* ================================================== */

.droppable-field.drag-over {
    border-color: #10b981 !important;
    background: rgba(16, 185, 129, 0.15) !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.field-drag-ghost {
    position: fixed;
    padding: 10px 16px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    font-size: 13px;
    font-weight: 600;
    font-family: monospace;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.5);
    pointer-events: none;
    z-index: 9999;
    white-space: nowrap;
    max-width: 350px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.draggable-key {
    cursor: grab;
    padding: 2px 4px;
    margin: -2px -4px;
    border-radius: 4px;
    transition: all 0.15s ease;
}

.draggable-key:hover {
    background: rgba(139, 92, 246, 0.25);
    color: #e0b0ff;
}

.draggable-key.dragging {
    opacity: 0.5;
    background: var(--accent-primary);
}


/* ================================================== */
/*      DATA EDITOR MODAL STYLES                      */
/* ================================================== */

.data-editor-modal {
    max-width: 800px;
    width: 95%;
}

.editor-body {
    padding: 20px;
}

.editor-hint {
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.1);
    padding: 12px 16px;
    border-radius: 8px;
    border-left: 4px solid #f59e0b;
    margin-bottom: 16px;
    font-size: 13px;
    font-weight: 500;
}

.editor-textarea {
    width: 100%;
    min-height: 400px;
    padding: 16px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 14px;
    line-height: 1.6;
    resize: vertical;
}

.editor-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.editor-textarea.invalid {
    border-color: var(--error) !important;
}

.editor-error {
    margin-top: 12px;
    padding: 10px 14px;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid var(--error);
    border-radius: 6px;
    color: var(--error);
    font-size: 13px;
    display: none;
}

.editor-save-btn {
    background: linear-gradient(135deg, #f59e0b, #d97706) !important;
}

.editor-save-btn:hover {
    box-shadow: 0 4px 16px rgba(245, 158, 11, 0.4) !important;
}

/* ================================================== */
/*      ARCFLOW v6.0 - ADDITIONAL STYLES              */
/*      Connection Delete, Expression Helper, etc.    */
/* ================================================== */


/* -------------------------------------------------- */
/*      CONNECTION DELETE BUTTON                      */
/* -------------------------------------------------- */

.connection-line {
    stroke: var(--accent-primary);
    stroke-width: 3;
    fill: none;
    opacity: 0.6;
    transition: all 0.2s ease;
}

.connection-line.hover {
    stroke-width: 4;
    opacity: 1;
    filter: drop-shadow(0 0 8px var(--accent-primary));
}

.connection-line.temp {
    stroke-dasharray: 8, 4;
    opacity: 0.5;
    animation: dash-flow 0.5s linear infinite;
}

@keyframes dash-flow {
    to {
        stroke-dashoffset: -12;
    }
}

.connection-hit-area {
    stroke: transparent;
    stroke-width: 20;
    fill: none;
    pointer-events: stroke;
    cursor: pointer;
}

.connection-delete-btn {
    cursor: pointer;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.connection-delete-btn:hover {
    transform: scale(1.1);
}

.connection-delete-btn circle {
    transition: fill 0.2s ease;
}

.connection-delete-btn:hover circle {
    fill: #dc2626;
}


/* -------------------------------------------------- */
/*      NODE ERROR BADGE                              */
/* -------------------------------------------------- */

.node-error-badge {
    position: absolute;
    top: -10px;
    left: -10px;
    width: 26px;
    height: 26px;
    background: var(--error);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.5);
    z-index: 15;
    cursor: help;
    animation: error-pulse 2s infinite;
}

@keyframes error-pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
    }

    50% {
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }
}


/* -------------------------------------------------- */
/*      EXPRESSION HELPER MODAL                       */
/* -------------------------------------------------- */

.expression-helper-overlay {
    z-index: 2500;
}

.expression-helper-modal {
    max-width: 900px;
    width: 95%;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
}

.expression-helper-body {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.expr-helper-tabs {
    display: flex;
    gap: 4px;
    padding: 15px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.expr-tab {
    padding: 10px 20px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expr-tab:hover {
    color: var(--text-primary);
    border-color: var(--accent-primary);
}

.expr-tab.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.expr-helper-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.expr-tab-content {
    display: none;
}

.expr-tab-content.active {
    display: block;
}

.expr-tab-content h4 {
    color: var(--accent-secondary);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 20px 0 12px 0;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.expr-tab-content h4:first-child {
    margin-top: 0;
}

.expr-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.expr-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px 15px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.expr-item:hover {
    border-color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.05);
}

.expr-item code {
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 13px;
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    padding: 4px 10px;
    border-radius: 4px;
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expr-item code:hover {
    background: rgba(16, 185, 129, 0.2);
}

.expr-item span {
    color: var(--text-muted);
    font-size: 13px;
}

.expr-example {
    padding: 15px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
}

.expr-example-code {
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 13px;
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    padding: 10px 15px;
    border-radius: 4px;
    margin-bottom: 10px;
    white-space: pre-wrap;
    cursor: pointer;
}

.expr-example-code:hover {
    background: rgba(16, 185, 129, 0.15);
}

.expr-example-desc {
    color: var(--text-muted);
    font-size: 13px;
}


/* -------------------------------------------------- */
/*      FIELD VALIDATION INDICATORS                   */
/* -------------------------------------------------- */

.setting-label-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.setting-hint {
    font-size: 11px;
    color: var(--accent-secondary);
    background: rgba(139, 92, 246, 0.1);
    padding: 2px 8px;
    border-radius: 10px;
}

.field-valid-indicator {
    position: absolute;
    right: 45px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.field-valid-indicator.valid {
    opacity: 1;
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.field-valid-indicator.warning {
    opacity: 1;
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.field-valid-indicator.invalid {
    opacity: 1;
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.setting-input.invalid,
.setting-textarea.invalid {
    border-color: var(--error) !important;
    background: rgba(239, 68, 68, 0.05) !important;
}


/* -------------------------------------------------- */
/*      CREDENTIAL SELECT WRAPPER                     */
/* -------------------------------------------------- */

.credential-select-wrapper {
    display: flex;
    gap: 8px;
    align-items: stretch;
}

.credential-select-wrapper .setting-select {
    flex: 1;
}

.add-credential-btn {
    padding: 0 15px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--accent-primary);
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: all 0.2s ease;
}

.add-credential-btn:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}


/* -------------------------------------------------- */
/*      TABLE VIEW                                    */
/* -------------------------------------------------- */

.table-view-wrapper {
    overflow-x: auto;
    max-width: 100%;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.data-table th,
.data-table td {
    padding: 10px 15px;
    text-align: left;
    border: 1px solid var(--border-color);
}

.data-table th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: sticky;
    top: 0;
}

.data-table th.draggable-key {
    cursor: grab;
}

.data-table th.draggable-key:hover {
    background: rgba(139, 92, 246, 0.2);
    color: var(--accent-primary);
}

.data-table td {
    background: var(--bg-primary);
    color: var(--text-primary);
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.data-table tr:hover td {
    background: var(--bg-secondary);
}

.data-table .row-index {
    width: 50px;
    text-align: center;
    color: var(--text-muted);
    font-size: 11px;
}

.data-table .null-value {
    color: var(--text-muted);
    font-style: italic;
}

.data-table .object-value {
    color: var(--accent-secondary);
    font-family: monospace;
    font-size: 11px;
}

.data-table .boolean-value {
    color: #56b6c2;
    font-weight: 600;
}


/* -------------------------------------------------- */
/*      SECTION COUNT IN NODE PANEL                   */
/* -------------------------------------------------- */

.section-count {
    margin-left: auto;
    background: rgba(139, 92, 246, 0.2);
    color: var(--accent-primary);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
}


/* -------------------------------------------------- */
/*      MODAL EXPRESSION BUTTON                       */
/* -------------------------------------------------- */

.modal-expr-btn {
    padding: 8px 14px;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid #10b981;
    border-radius: var(--radius-sm);
    color: #10b981;
    font-size: 13px;
    font-weight: 700;
    font-family: monospace;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-right: 8px;
}

.modal-expr-btn:hover {
    background: #10b981;
    color: white;
}


/* -------------------------------------------------- */
/*      NODE MODAL FOOTER                             */
/* -------------------------------------------------- */

.node-modal-footer {
    border-top: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

.footer-errors {
    padding: 15px 20px;
    display: none;
}

.footer-error-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 15px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
}

.footer-error-item:last-child {
    margin-bottom: 0;
}

.footer-error-item .error-icon {
    font-size: 16px;
}

.footer-error-item .error-text {
    color: var(--error);
    font-size: 13px;
    line-height: 1.5;
}


/* -------------------------------------------------- */
/*      SETTINGS VALIDATE BUTTON                      */
/* -------------------------------------------------- */

.settings-validate-btn {
    padding: 4px 10px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.settings-validate-btn:hover {
    background: rgba(16, 185, 129, 0.15);
    border-color: #10b981;
    color: #10b981;
}


/* -------------------------------------------------- */
/*      COLUMN ITEM COUNT                             */
/* -------------------------------------------------- */

.column-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-card);
}

.column-item-count {
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-secondary);
    background: rgba(139, 92, 246, 0.15);
    padding: 3px 10px;
    border-radius: 10px;
}


/* -------------------------------------------------- */
/*      EDITOR TOOLBAR                                */
/* -------------------------------------------------- */

.editor-toolbar {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.editor-tool-btn {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.editor-tool-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.editor-status {
    margin-top: 10px;
    font-size: 12px;
    color: var(--text-muted);
    min-height: 20px;
}

.editor-status.success {
    color: #10b981;
}


/* -------------------------------------------------- */
/*      JSON ARRAY COUNT                              */
/* -------------------------------------------------- */

.json-array-count {
    color: var(--text-muted);
    font-size: 11px;
    font-style: italic;
}

.json-index {
    color: #f59e0b;
    font-weight: 600;
}


/* -------------------------------------------------- */
/*      SCHEMA SAMPLE VALUE                           */
/* -------------------------------------------------- */

.schema-sample {
    color: var(--text-muted);
    font-size: 12px;
    margin-left: auto;
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.schema-header {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding-bottom: 12px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}


/* -------------------------------------------------- */
/*      EMPTY STATE ENHANCED                          */
/* -------------------------------------------------- */

.json-empty {
    text-align: center;
    padding: 60px 30px;
}

.json-empty .empty-icon {
    font-size: 50px;
    margin-bottom: 15px;
    opacity: 0.5;
}

.json-empty .empty-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.json-empty .empty-hint {
    font-size: 13px;
    color: var(--text-muted);
}


/* -------------------------------------------------- */
/*      EXECUTION LOADING SPINNER                     */
/* -------------------------------------------------- */

.exec-loading {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--text-muted);
    border-top-color: var(--warning);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}


/* -------------------------------------------------- */
/*      CODE TEXTAREA                                 */
/* -------------------------------------------------- */

.code-textarea {
    font-family: 'Monaco', 'Consolas', 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.5;
    tab-size: 2;
}


/* -------------------------------------------------- */
/*      RESPONSIVE ADJUSTMENTS                        */
/* -------------------------------------------------- */

@media (max-width: 768px) {
    .expr-helper-tabs {
        justify-content: center;
    }

    .expr-tab {
        padding: 8px 14px;
        font-size: 12px;
    }

    .expr-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .editor-toolbar {
        flex-wrap: wrap;
    }

    .modal-expr-btn {
        display: none;
    }
}

/* ================================================== */
/*      FOOTER FIX - ALWAYS AT BOTTOM                 */
/* ================================================== */

/* For work.html and credits.html pages */
body:not(.editor-page) {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

body:not(.editor-page) .navbar {
    flex-shrink: 0;
}

body:not(.editor-page) main,
body:not(.editor-page) .page-header,
body:not(.editor-page) .items-section {
    flex-shrink: 0;
}

/* Make footer stick to bottom */
.footer {
    margin-top: auto !important;
    flex-shrink: 0;
}

/* Ensure page content wrapper fills space */
.page-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Items section should not push footer up */
.items-section {
    flex: 1;
    min-height: 300px;
}

/* Empty state centered in items section */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 250px;
    text-align: center;
    padding: 60px 40px;
}


/* ================================================== */
/*      CONNECTION LINE IMPROVEMENTS                  */
/* ================================================== */

.connection-line {
    stroke: var(--accent-primary);
    stroke-width: 3;
    fill: none;
    opacity: 0.6;
    transition: all 0.2s ease;
}

.connection-line.hover {
    stroke-width: 4;
    opacity: 1;
    stroke: #a78bfa;
    filter: drop-shadow(0 0 6px rgba(139, 92, 246, 0.5));
}

.connection-line.temp {
    stroke-dasharray: 8, 4;
    opacity: 0.5;
    animation: dashMove 0.5s linear infinite;
}

@keyframes dashMove {
    to {
        stroke-dashoffset: -12;
    }
}

/* Connection delete button */
.connection-delete-btn {
    cursor: pointer;
    transition: all 0.2s ease;
}

.connection-delete-btn:hover circle {
    fill: #dc2626 !important;
    r: 14;
}

.connection-delete-btn text {
    pointer-events: none;
}


/* ================================================== */
/*      JSON VIEWER - NO TRUNCATION                   */
/* ================================================== */

.json-view {
    font-family: 'Monaco', 'Consolas', 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-word;
}

.json-item {
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.json-item-header {
    padding: 8px 15px;
    background: var(--bg-tertiary);
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
}

.json-item-content {
    padding: 15px;
    background: var(--bg-primary);
    overflow-x: auto;
}

.json-key {
    color: #c678dd;
    cursor: pointer;
    padding: 1px 3px;
    margin: -1px -3px;
    border-radius: 3px;
    transition: background 0.15s ease;
}

.json-key:hover {
    background: rgba(198, 120, 221, 0.2);
}

.json-key.dragging {
    background: rgba(198, 120, 221, 0.4);
    opacity: 0.7;
}

.json-string {
    color: #98c379;
    /* NO max-width or truncation */
    word-break: break-all;
}

.json-number {
    color: #d19a66;
}

.json-boolean {
    color: #56b6c2;
    font-weight: 600;
}

.json-null {
    color: #5c6370;
    font-style: italic;
}

.json-undefined {
    color: #5c6370;
    font-style: italic;
}

.json-brace,
.json-bracket {
    color: #abb2bf;
}

.json-colon,
.json-comma {
    color: #abb2bf;
}


/* ================================================== */
/*      EMPTY DATA STATE                              */
/* ================================================== */

.empty-data {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 50px 30px;
    text-align: center;
}

.empty-data .empty-icon {
    font-size: 48px;
    margin-bottom: 15px;
    opacity: 0.5;
}

.empty-data .empty-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.empty-data .empty-hint {
    font-size: 13px;
    color: var(--text-muted);
}


/* ================================================== */
/*      EXPRESSION HELP MODAL                         */
/* ================================================== */

.expr-help-overlay {
    z-index: 2500;
}

.expr-help-box {
    max-width: 900px;
    width: 95%;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
}

.expr-help-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.expr-tabs {
    display: flex;
    gap: 5px;
    padding: 15px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.expr-tab {
    padding: 10px 20px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expr-tab:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.expr-tab.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.expr-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.expr-panel {
    display: none;
}

.expr-panel.active {
    display: block;
}

.expr-panel h4 {
    font-size: 13px;
    font-weight: 700;
    color: var(--accent-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 20px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.expr-panel h4:first-child {
    margin-top: 0;
}

.expr-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.expr-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px 15px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}

.expr-item:hover {
    border-color: var(--accent-primary);
}

.expr-item code {
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 12px;
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s ease;
    flex-shrink: 0;
}

.expr-item code:hover {
    background: rgba(16, 185, 129, 0.2);
}

.expr-item span {
    color: var(--text-muted);
    font-size: 13px;
}

.expr-items.code-block {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 15px;
}

.expr-items.code-block pre {
    margin: 0;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 12px;
    color: #10b981;
    white-space: pre-wrap;
    line-height: 1.6;
}


/* ================================================== */
/*      DRAG GHOST                                    */
/* ================================================== */

.drag-ghost {
    position: fixed;
    padding: 8px 14px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 12px;
    font-weight: 600;
    border-radius: 6px;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
    pointer-events: none;
    z-index: 9999;
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}


/* ================================================== */
/*      DROPPABLE FIELD HIGHLIGHT                     */
/* ================================================== */

.droppable.drag-over,
.setting-input.drag-over,
.setting-textarea.drag-over {
    border-color: #10b981 !important;
    background: rgba(16, 185, 129, 0.1) !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.setting-input.has-expression,
.setting-textarea.has-expression {
    border-color: #10b981;
    background: linear-gradient(135deg, var(--bg-primary), rgba(16, 185, 129, 0.05));
}


/* ================================================== */
/*      EXECUTION NOTIFICATION                        */
/* ================================================== */

.exec-notification {
    position: fixed;
    bottom: 70px;
    right: 20px;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: var(--shadow-lg);
    z-index: 1500;
    transform: translateY(100px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    max-width: 400px;
}

.exec-notification.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.exec-notification.running {
    border-color: var(--warning);
}

.exec-notification.success {
    border-color: var(--success);
}

.exec-notification.error {
    border-color: var(--error);
}

.exec-notif-content {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
}

.exec-notif-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.exec-notification.running .exec-notif-icon {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
    animation: pulse 1.5s infinite;
}

.exec-notification.success .exec-notif-icon {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.exec-notification.error .exec-notif-icon {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error);
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

.exec-notif-msg {
    font-size: 14px;
    font-weight: 500;
}

.exec-notif-actions {
    display: flex;
    gap: 8px;
}

.exec-notif-btn {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.exec-notif-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.exec-notif-btn.view-btn {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}


/* ================================================== */
/*      NODE ERROR BADGE                              */
/* ================================================== */

.node-error-badge {
    position: absolute;
    top: -8px;
    left: -8px;
    width: 24px;
    height: 24px;
    background: var(--error);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    box-shadow: 0 2px 6px rgba(239, 68, 68, 0.4);
    z-index: 15;
    cursor: help;
    animation: errorPulse 2s infinite;
}

@keyframes errorPulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.6);
    }

    50% {
        box-shadow: 0 0 0 8px rgba(239, 68, 68, 0);
    }
}


/* ================================================== */
/*      TRIGGER SELECT MODAL                          */
/* ================================================== */

.trigger-option {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 15px 20px;
    margin-bottom: 10px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.trigger-option:hover {
    border-color: var(--accent-primary);
    transform: translateX(5px);
}

.trigger-option .trigger-icon {
    font-size: 24px;
}


/* ================================================== */
/*      CREDENTIAL WRAPPER                            */
/* ================================================== */

.credential-wrapper {
    display: flex;
    gap: 10px;
}

.credential-wrapper .setting-select {
    flex: 1;
}

.add-credential-link {
    padding: 0 15px;
    display: flex;
    align-items: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--accent-primary);
    font-size: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
}

.add-credential-link:hover {
    background: var(--accent-primary);
    color: white;
}


/* ================================================== */
/*      TABLE VIEW                                    */
/* ================================================== */

.table-wrapper {
    overflow-x: auto;
    max-width: 100%;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.data-table th,
.data-table td {
    padding: 10px 15px;
    text-align: left;
    border: 1px solid var(--border-color);
}

.data-table th {
    background: var(--bg-tertiary);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    position: sticky;
    top: 0;
}

.data-table th.draggable-field {
    cursor: pointer;
}

.data-table th.draggable-field:hover {
    background: rgba(139, 92, 246, 0.15);
    color: var(--accent-primary);
}

.data-table td {
    background: var(--bg-primary);
}

.data-table tr:hover td {
    background: var(--bg-secondary);
}

.data-table .row-num {
    width: 40px;
    text-align: center;
    color: var(--text-muted);
    font-size: 11px;
}

.data-table .null-val,
.data-table .undef-val {
    color: var(--text-muted);
    font-style: italic;
}

.data-table .obj-val {
    font-family: monospace;
    font-size: 11px;
    color: var(--accent-secondary);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.data-table .bool-val {
    color: #56b6c2;
    font-weight: 600;
}


/* ================================================== */
/*      SCHEMA VIEW                                   */
/* ================================================== */

.schema-view {
    font-size: 14px;
}

.schema-object {
    padding-left: 0;
}

.schema-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.schema-row:hover {
    background: rgba(139, 92, 246, 0.05);
}

.schema-key {
    color: var(--text-primary);
    font-weight: 600;
    cursor: pointer;
    padding: 3px 8px;
    border-radius: 4px;
    transition: background 0.2s ease;
}

.schema-key:hover {
    background: rgba(139, 92, 246, 0.2);
}

.schema-type {
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.schema-type.string {
    background: rgba(152, 195, 121, 0.2);
    color: #98c379;
}

.schema-type.number {
    background: rgba(209, 154, 102, 0.2);
    color: #d19a66;
}

.schema-type.boolean {
    background: rgba(86, 182, 194, 0.2);
    color: #56b6c2;
}

.schema-type.object {
    background: rgba(198, 120, 221, 0.2);
    color: #c678dd;
}

.schema-type.array {
    background: rgba(224, 108, 117, 0.2);
    color: #e06c75;
}

.schema-type.null {
    background: rgba(92, 99, 112, 0.2);
    color: #5c6370;
}

.schema-nested {
    margin-left: 25px;
    padding-left: 15px;
    border-left: 2px solid var(--border-color);
}


/* ================================================== */
/*      DATA EDITOR MODAL                             */
/* ================================================== */

.data-editor-overlay {
    z-index: 2600;
}

.data-editor-box {
    max-width: 800px;
    width: 95%;
}

.editor-body {
    padding: 20px;
}

.editor-hint {
    background: rgba(245, 158, 11, 0.1);
    border-left: 4px solid var(--warning);
    padding: 12px 15px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin-bottom: 15px;
    font-size: 13px;
    color: var(--warning);
}

.editor-tools {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.editor-tool {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.editor-tool:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.editor-textarea {
    width: 100%;
    min-height: 350px;
    padding: 15px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.6;
    resize: vertical;
}

.editor-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.editor-error {
    margin-top: 12px;
    padding: 10px 15px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error);
    border-radius: var(--radius-sm);
    color: var(--error);
    font-size: 13px;
    display: none;
}

.data-editor-save {
    background: linear-gradient(135deg, var(--warning), #d97706) !important;
}


/* ================================================== */
/*      CODE TEXTAREA                                 */
/* ================================================== */

.code-textarea {
    font-family: 'Monaco', 'Consolas', 'Courier New', monospace !important;
    font-size: 13px !important;
    line-height: 1.5 !important;
    min-height: 200px;
    tab-size: 2;
}


/* ================================================== */
/*      EXPRESSION WRAPPER                            */
/* ================================================== */

.expression-wrapper {
    position: relative;
}

.expression-wrapper .setting-input {
    padding-right: 40px;
}

/* ================================================== */
/*      ARCFLOW FINAL CSS FIXES                       */
/*      Use these rules to override conflicts         */
/* ================================================== */

/* 1. Canvas Node - Canonical Definition */
.canvas-node {
    position: absolute;
    min-width: 260px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    z-index: 10;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.2s, border-color 0.2s;
}

.canvas-node.dragging {
    opacity: 0.9;
    cursor: grabbing !important;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
    z-index: 1000 !important;
}

.canvas-node.selected {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px var(--accent-primary);
}

.canvas-node.pinned {
    border-color: #f59e0b !important;
}

.canvas-node.pinned::before {
    content: '';
    position: absolute;
    inset: -4px;
    border: 2px dashed #f59e0b;
    border-radius: 18px;
    pointer-events: none;
    animation: spin-border 10s linear infinite;
}

/* 2. Toggle Field (Fixed/Expression) */
.toggle-field-wrapper {
    margin-bottom: 15px;
}

.field-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.mode-toggle-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 2px;
}

.fixed-badge {
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--bg-primary);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.fx-badge {
    font-size: 10px;
    font-weight: 700;
    color: white;
    background: #f59e0b;
    padding: 2px 6px;
    border-radius: 4px;
}

.field-input-container {
    position: relative;
    display: flex;
}

.toggle-field-input {
    width: 100%;
    padding: 10px 35px 10px 12px;
    /* Space for expand button */
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 13px;
    transition: all 0.2s ease;
}

.toggle-field-input.expression-input {
    font-family: 'Monaco', 'Consolas', monospace;
    color: #f59e0b;
}

.toggle-field-input.has-expression {
    background: linear-gradient(to right, rgba(245, 158, 11, 0.1), transparent);
    border-left: 2px solid #f59e0b;
}

.field-expand-btn {
    position: absolute;
    right: 8px;
    top: 8px;
    color: var(--text-muted);
    font-size: 14px;
    cursor: pointer;
    background: transparent;
    border: none;
}

.field-expand-btn:hover {
    color: var(--text-primary);
}

.expression-preview {
    margin-top: 6px;
    font-size: 11px;
    color: var(--text-muted);
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.preview-result {
    color: #10b981;
}

.preview-error {
    color: #ef4444;
}

/* 3. Wire Delete Button */
.connection-delete-btn circle {
    fill: #ef4444;
    transition: r 0.2s ease;
}

.connection-delete-btn:hover circle {
    r: 14;
}

.connection-delete-btn text {
    pointer-events: none;
    font-weight: bold;
    fill: white;
}

/* 4. Canvas Container Fix */
.editor-canvas {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 50px;
    background: var(--bg-primary);
    overflow: hidden;
    /* Removed flex centering to fix coordinate system */
    display: block;
}

#canvasNodes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform-origin: 0 0;
    /* Critical for zoom math */
    will-change: transform;
}

/* 5. Stop Button */
.stop-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid #ef4444;
    border-radius: var(--radius-sm);
    color: #ef4444;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-right: 10px;
}

.stop-btn:hover {
    background: #ef4444;
    color: white;
}

/* 6. Drag Ghost */
.drag-ghost {
    position: fixed;
    padding: 8px 12px;
    background: #f59e0b;
    color: white;
    font-family: monospace;
    font-size: 12px;
    font-weight: 600;
    border-radius: 4px;
    pointer-events: none;
    z-index: 9999;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}


/* ================================================== */
/*      UI FIXES (Phase 8)                            */
/* ================================================== */

/* Fixed Footer */
.editor-bottombar {
    display: flex;
    justify-content: center;
    /* Center horizontally */
    align-items: center;
    /* Center vertically */
}

#executeBtn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    margin-top: 0;
    margin-bottom: 0;
}

/* Execute Button Fix */
#executeBtn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 36px;
    margin-top: 0;
    /* Align with other header items */
    vertical-align: middle;
}

.zoom-controls,
.execution-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.zoom-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.2s ease;
}

.zoom-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.zoom-level {
    font-family: monospace;
    font-size: 13px;
    color: var(--text-secondary);
    min-width: 45px;
    text-align: center;
}

.clear-exec-btn,
.execute-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.clear-exec-btn {
    background: transparent;
    border: 1px solid transparent;
    /* Invisible border for sizing */
    color: var(--text-secondary);
}

.clear-exec-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.execute-btn {
    background: #10b981;
    border: none;
    color: white;
    box-shadow: 0 2px 10px rgba(16, 185, 129, 0.3);
}

.execute-btn:hover {
    background: #059669;
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

/* Fix Input Dropdown Position */
.input-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    max-height: 200px;
    overflow-y: auto;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    /* Ensure strictly above other elements */
    margin-top: 4px;
}

/* === Expression Field Wrapper === */
.expression-field-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    width: 100%;
}

/* === Mode Toggle (Fixed/Expression Dropdown) === */
.expr-mode-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.mode-select {
    padding: 10px 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    min-width: 90px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mode-select:hover {
    border-color: var(--accent-primary);
}

.mode-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

/* === fx Badge === */
.fx-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    font-family: monospace;
    color: var(--text-muted);
    transition: all 0.2s ease;
}

.fx-badge.active {
    background: rgba(16, 185, 129, 0.2);
    border-color: #10b981;
    color: #10b981;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.2);
}

/* === Input Wrapper with Highlight Overlay === */
.expr-input-wrapper {
    position: relative;
    flex: 1;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    overflow: hidden;
    display: flex;
    align-items: center;
}

.expr-input-wrapper .setting-input {
    width: 100%;
    position: relative;
    z-index: 2;
    background: transparent !important;
    color: transparent;
    caret-color: var(--text-primary);
    border: none !important;
    padding: 10px 14px;
    font-size: 14px;
    line-height: 1.4;
}

.expr-input-wrapper .setting-input[data-mode="fixed"] {
    color: var(--text-primary);
}

.expr-input-wrapper .setting-input[data-mode="expression"] {
    color: transparent !important;
    -webkit-text-fill-color: transparent !important;
    caret-color: var(--text-primary);
    background: transparent !important;
    z-index: 2;
    position: relative;
    text-shadow: none !important;
}

.expr-input-wrapper .setting-input:focus {
    /* Only override color if NOT expression mode */
    border-color: var(--accent-primary);
    outline: none;
}

.expr-input-wrapper .setting-input[data-mode="expression"]:focus {
    color: transparent !important;
    -webkit-text-fill-color: transparent !important;
}

/* === Green Highlighting Overlay === */
.expr-highlight-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 10px 14px;
    font-size: 14px;
    line-height: 1.4;
    color: var(--text-primary);
    pointer-events: none;
    white-space: pre;
    word-wrap: normal;
    overflow: hidden;
    z-index: 1;
    font-family: inherit;
    /* Manual alignment with input padding is more robust for text nodes */
}

.expr-highlight {
    background: rgba(16, 185, 129, 0.25);
    color: #10b981;
    border-radius: 3px;
    padding: 1px 2px;
    font-weight: 600;
}

.expr-cursor-space {
    opacity: 0;
}

/* === Expand Button === */
.expr-expand-btn {
    flex-shrink: 0;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expr-expand-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
    transform: scale(1.05);
}


/* ================================================== */
/*      EXPRESSION PANEL (3 Columns)                  */
/* ================================================== */

.expr-panel-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.expr-panel-overlay.active {
    opacity: 1;
    visibility: visible;
}

.expr-panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 95%;
    max-width: 1400px;
    height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.expr-panel-overlay.active .expr-panel {
    transform: scale(1);
}

/* Panel Header */
.expr-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.expr-panel-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.expr-panel-icon {
    font-size: 18px;
    font-weight: 700;
    color: #10b981;
    font-family: monospace;
    background: rgba(16, 185, 129, 0.15);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
}

.expr-panel-field-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.expr-panel-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 18px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expr-panel-close:hover {
    background: var(--error);
    border-color: var(--error);
    color: white;
}

/* Panel Toolbar */
.expr-panel-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
}

.expr-panel-toolbar .toolbar-left,
.expr-panel-toolbar .toolbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.expr-panel-toolbar label {
    color: var(--text-muted);
    font-size: 13px;
}

.expr-input-source {
    padding: 8px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    min-width: 180px;
}

.expr-preview-label {
    color: #10b981;
    font-size: 13px;
    font-weight: 600;
}

.expr-help-btn {
    padding: 8px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expr-help-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

/* Panel Body - 3 Columns */
.expr-panel-body {
    flex: 1;
    display: flex;
    overflow: hidden;
}

.expr-column {
    flex: 1;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border-color);
    overflow: hidden;
}

.expr-column:last-child {
    border-right: none;
}

.expr-editor-column {
    flex: 1.2;
}

.expr-column-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.expr-view-toggle {
    display: flex;
    gap: 4px;
}

.expr-toggle-btn {
    padding: 4px 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expr-toggle-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.expr-toggle-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.expr-column-content {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

/* Expression Editor */
.expr-editor-wrapper {
    position: relative;
    height: 100%;
}

.expr-editor-textarea {
    width: 100%;
    height: 100%;
    min-height: 200px;
    padding: 16px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: transparent;
    caret-color: var(--text-primary);
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 14px;
    line-height: 1.6;
    resize: none;
    position: relative;
    z-index: 2;
}

.expr-editor-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.expr-editor-highlight {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 18px 16px;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow: auto;
    pointer-events: none;
    z-index: 1;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
}

/* Result Preview */
.expr-result-status {
    font-size: 12px;
    font-weight: 600;
}

.expr-result-status.success {
    color: #10b981;
}

.expr-result-status.error {
    color: #ef4444;
}

.expr-result-preview {
    height: 100%;
}

.expr-result-json {
    margin: 0;
    padding: 16px;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.5;
    color: #10b981;
    white-space: pre-wrap;
    word-break: break-word;
}

.expr-result-text {
    padding: 16px;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-word;
}

.expr-error {
    padding: 16px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-sm);
    color: #ef4444;
    font-size: 13px;
}

.expr-empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}

/* Panel Footer */
.expr-panel-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

.expr-cancel-btn,
.expr-apply-btn {
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expr-cancel-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.expr-cancel-btn:hover {
    border-color: var(--text-muted);
    color: var(--text-primary);
}

.expr-apply-btn {
    background: linear-gradient(135deg, #10b981, #059669);
    border: none;
    color: white;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.expr-apply-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}


/* ================================================== */
/*      COLLAPSIBLE SCHEMA VIEW                       */
/* ================================================== */

.schema-tree {
    font-size: 13px;
}

.schema-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.schema-toggle {
    display: none;
}

.schema-arrow {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: var(--text-muted);
    cursor: pointer;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.schema-toggle:checked+.schema-arrow {
    transform: rotate(90deg);
}

.schema-spacer {
    width: 16px;
    flex-shrink: 0;
}

.schema-nested {
    display: none;
    margin-left: 24px;
    padding-left: 12px;
    border-left: 2px solid var(--border-color);
}

.schema-toggle:checked~.schema-nested {
    display: block;
}

.schema-key.draggable-expr-field {
    color: var(--accent-secondary);
    font-weight: 600;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.schema-key.draggable-expr-field:hover {
    background: rgba(139, 92, 246, 0.2);
    color: #e0b0ff;
}

.schema-key.draggable-expr-field.dragging {
    opacity: 0.5;
    background: var(--accent-primary);
}

.schema-value {
    color: var(--text-muted);
    font-size: 12px;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    opacity: 0.7;
}

.expr-json-pre {
    margin: 0;
    font-size: 13px;
    line-height: 1.5;
}


/* ================================================== */
/*      EXECUTION NOTIFICATION TOAST                  */
/* ================================================== */

.exec-notification {
    position: fixed;
    bottom: 80px;
    right: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    min-width: 300px;
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 16px;
    transform: translateX(120%);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.exec-notification.active {
    transform: translateX(0);
    opacity: 1;
}

.exec-notification.running {
    border-color: var(--warning);
}

.exec-notification.running .exec-notif-icon {
    color: var(--warning);
    animation: pulse 1.5s infinite;
}

.exec-notification.success {
    border-color: var(--success);
}

.exec-notification.success .exec-notif-icon {
    color: var(--success);
}

.exec-notification.error {
    border-color: var(--error);
}

.exec-notification.error .exec-notif-icon {
    color: var(--error);
}

.exec-notif-content {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
}

.exec-notif-icon {
    font-size: 24px;
}

.exec-notif-msg {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.exec-notif-actions {
    display: flex;
    gap: 8px;
}

.exec-notif-btn {
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.exec-notif-btn.view-btn {
    background: var(--accent-primary);
    color: white;
    border: none;
}

.exec-notif-btn.view-btn:hover {
    background: var(--accent-secondary);
}

.exec-notif-btn.stop-btn {
    background: var(--error);
    color: white;
    border: none;
}

.exec-notif-btn.stop-btn:hover {
    background: #dc2626;
}

.exec-notif-btn.close-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 12px;
}

.exec-notif-btn.close-btn:hover {
    border-color: var(--text-muted);
    color: var(--text-primary);
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

@keyframes node-glow {
    0% {
        box-shadow: 0 0 5px var(--glow-color, #10b981), 0 0 10px var(--glow-color, #10b981);
    }

    50% {
        box-shadow: 0 0 20px var(--glow-color, #10b981), 0 0 30px var(--glow-color, #10b981);
    }

    100% {
        box-shadow: 0 0 5px var(--glow-color, #10b981), 0 0 10px var(--glow-color, #10b981);
    }
}

.active-node-glow {
    animation: node-glow 1.5s infinite ease-in-out !important;
    border: 2px solid var(--glow-color, #10b981) !important;
    z-index: 1000 !important;
}


/* ================================================== */
/*      EDITOR BOTTOMBAR (Fixed Footer)              */
/* ================================================== */

.editor-bottombar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 56px;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 100;
}

.bottombar-left,
.bottombar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.bottombar-left {
    flex: 1;
}

.bottombar-center {
    display: flex;
    align-items: center;
    gap: 16px;
}

.bottombar-right {
    flex: 1;
    justify-content: flex-end;
}

.bottombar-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.bottombar-btn.execute-btn {
    background: linear-gradient(135deg, var(--success), #059669);
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.bottombar-btn.execute-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.bottombar-btn.stop-btn {
    background: var(--error);
    color: white;
    border: none;
}

.bottombar-btn.stop-btn:hover {
    background: #dc2626;
}

.bottombar-btn.clear-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.bottombar-btn.clear-btn:hover {
    border-color: var(--text-muted);
    color: var(--text-primary);
}

.zoom-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.zoom-btn {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.zoom-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.zoom-level {
    font-size: 12px;
    color: var(--text-muted);
    min-width: 45px;
    text-align: center;
}


/* ================================================== */
/*      NOTIFICATION (GENERAL TOAST)                  */
/* ================================================== */

.notification {
    position: fixed;
    top: 80px;
    right: 20px;
    background: var(--bg-card);
    border: 1px solid var(--success);
    border-radius: var(--radius-md);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    transform: translateX(120%);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.notification.active {
    transform: translateX(0);
    opacity: 1;
}

.notification.error {
    border-color: var(--error);
}

.notification .notification-icon {
    font-size: 20px;
    color: var(--success);
}

.notification.error .notification-icon {
    color: var(--error);
}


/* ================================================== */
/*      PHASE 11: EMERGENCY UI FIXES                  */
/* ================================================== */

/* 11.3 Expression Input Visibility */
.expr-input-wrapper {
    position: relative;
    width: 100%;
}

.expression-input {
    position: relative;
    z-index: 2;
    /* Input on top to receive clicks */
    background: transparent !important;
    color: var(--text-primary) !important;
}

.expression-input[data-mode="expression"] {
    /* Background tint for expression mode */
    background: rgba(16, 185, 129, 0.1) !important;
}

/* Removed redundant/conflicting overlay rule */

/* 11.4 Trigger Button Alignment */
.trigger-area {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px;
    width: 100%;
}

.trigger-execute-btn {
    background: linear-gradient(135deg, var(--success), #059669);
    color: white;
    font-size: 16px;
    font-weight: 600;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    transition: transform 0.2s, box-shadow 0.2s;
}

.trigger-execute-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

/* ================================================== */
/* BOTTOM CONNECTORS (AI Agent, Vector Store)         */
/* ================================================== */

.node-bottom-connectors {
    position: absolute;
    bottom: -45px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 20px;
    z-index: 10;
}

.bottom-connector-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.connector-bottom-label {
    font-size: 10px;
    color: var(--text-muted);
    white-space: nowrap;
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.connector-bottom-in {
    width: 16px;
    height: 16px;
    background: var(--bg-card);
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.connector-bottom-in:hover {
    background: var(--accent-primary);
    transform: scale(1.2);
    box-shadow: 0 0 12px var(--accent-glow);
}

/* ================================================== */
/* MULTI-OUTPUT CONNECTORS (Switch, Loop)             */
/* ================================================== */

.node-connector-output-multi {
    position: absolute;
    right: -15px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 5;
}

.output-connector-row {
    position: relative;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.output-connector-row .connector-out {
    position: relative;
    right: 0;
    top: 0;
    margin: 0;
    transform: none;
}

.output-label {
    position: absolute;
    right: 20px;
    font-size: 10px;
    color: var(--text-muted);
    white-space: nowrap;
    background: var(--bg-tertiary);
    padding: 1px 4px;
    border-radius: 3px;
    pointer-events: none;
    opacity: 0.8;
}

.output-connector-row:hover .output-label {
    opacity: 1;
    color: var(--text-primary);
}


.connector-bottom-wire {
    width: 2px;
    height: 15px;
    background: linear-gradient(to bottom, var(--accent-primary), transparent);
}

/* Color coding for different connector types */
.tool-connector .connector-bottom-in {
    border-color: #22c55e;
}

.tool-connector .connector-bottom-wire {
    background: linear-gradient(to bottom, #22c55e, transparent);
}

.tool-connector .connector-bottom-in:hover {
    background: #22c55e;
    box-shadow: 0 0 12px rgba(34, 197, 94, 0.5);
}

.memory-connector .connector-bottom-in {
    border-color: #f59e0b;
}

.memory-connector .connector-bottom-wire {
    background: linear-gradient(to bottom, #f59e0b, transparent);
}

.memory-connector .connector-bottom-in:hover {
    background: #f59e0b;
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.5);
}

.chat-model-connector .connector-bottom-in {
    border-color: #3b82f6;
}

.chat-model-connector .connector-bottom-wire {
    background: linear-gradient(to bottom, #3b82f6, transparent);
}

.chat-model-connector .connector-bottom-in:hover {
    background: #3b82f6;
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.5);
}

.embedding-connector .connector-bottom-in {
    border-color: #8b5cf6;
}

.embedding-connector .connector-bottom-wire {
    background: linear-gradient(to bottom, #8b5cf6, transparent);
}

.embedding-connector .connector-bottom-in:hover {
    background: #8b5cf6;
    box-shadow: 0 0 12px rgba(139, 92, 246, 0.5);
}

/* ================================================== */
/* TOP CONNECTORS (Tools, Embedding Models)           */
/* ================================================== */

.node-connector-top {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.connector-top-wire {
    width: 2px;
    height: 15px;
    background: linear-gradient(to top, var(--accent-primary), transparent);
    margin-bottom: 2px;
}

.connector-top-out {
    width: 20px;
    height: 20px;
    background: var(--bg-card);
    border: 2px solid var(--success);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.connector-top-out:hover {
    background: var(--success);
    transform: scale(1.2);
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.5);
}

.connector-top-plus {
    font-size: 12px;
    font-weight: bold;
    color: var(--success);
}

.connector-top-out:hover .connector-top-plus {
    color: white;
}

/* ================================================== */
/* MULTI-OUTPUT CONNECTORS (Switch, Loop)             */
/* ================================================== */

.node-connector-output-multi {
    position: absolute;
    right: -15px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.output-connector-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-direction: row-reverse;
}

.output-label {
    font-size: 10px;
    color: var(--text-muted);
    white-space: nowrap;
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.output-connector-row .connector-out {
    position: relative;
    width: 24px;
    height: 24px;
}

.output-connector-row .connector-plus {
    width: 20px;
    height: 20px;
    font-size: 14px;
}

/* Highlight for connected outputs */
.output-connector-row.connected .output-label {
    background: rgba(139, 92, 246, 0.2);
    border-color: var(--accent-primary);
    color: var(--accent-secondary);
}

/* ================================================== */
/* VERTICAL CONNECTION LINES                          */
/* ================================================== */

.connection-line.vertical {
    stroke-dasharray: 5, 3;
}

.connection-line.tool-connection {
    stroke: #22c55e;
}

.connection-line.memory-connection {
    stroke: #f59e0b;
}

.connection-line.embedding-connection {
    stroke: #8b5cf6;
}

/* ================================================== */
/* CONNECTION HOVER & DELETE BUTTON                   */
/* ================================================== */

.connection-group {
    pointer-events: stroke;
}

.connection-line {
    stroke: var(--accent-primary);
    stroke-width: 2;
    fill: none;
    transition: stroke 0.15s ease, stroke-width 0.15s ease;
}

.connection-line.temp {
    stroke: var(--accent-secondary);
    stroke-dasharray: 5, 5;
    opacity: 0.7;
}

.connection-line.hover,
.connection-group.hovered .connection-line {
    stroke: var(--accent-secondary);
    stroke-width: 3;
}

.connection-hit-area {
    stroke: transparent;
    stroke-width: 20;
    fill: none;
    pointer-events: stroke;
    cursor: pointer;
}

.connection-delete-btn {
    pointer-events: auto;
    cursor: pointer;
    transition: opacity 0.15s ease;
}

.connection-delete-btn:hover circle {
    fill: #dc2626;
    transform-origin: center;
}

/* Keep delete button visible when hovering on it */
.connection-group.hovered .connection-delete-btn,
.connection-delete-btn:hover {
    opacity: 1 !important;
}

/* ================================================== */
/* WEBHOOK URL DISPLAY                                */
/* ================================================== */

.webhook-url-display {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    margin-top: 8px;
}

.webhook-url-display input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: monospace;
    font-size: 12px;
}

.webhook-url-display .copy-btn {
    padding: 6px 12px;
    background: var(--accent-primary);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.2s;
}

.webhook-url-display .copy-btn:hover {
    background: var(--accent-secondary);
}

/* ================================================== */
/*      MEMORY NODE CONNECTORS (Cyan)                 */
/* ================================================== */

.memory-top-connector {
    z-index: 10;
}

.memory-wire {
    background-color: #06b6d4 !important;
}

.memory-connector,
.memory-connector .connector-top-plus {
    border-color: #06b6d4 !important;
    color: #06b6d4 !important;
}

.memory-connector:hover {
    background-color: rgba(6, 182, 212, 0.1);
    box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.2);
}

/* Ensure Output Connectors are Visible */
.node-connector-out {
    opacity: 1;
}

/* Green Expression Icon */
.expr-panel-icon {
    color: #22c55e !important;
    border-color: #22c55e !important;
}

/* ================================================== */
/*      EXPRESSION HELP BUTTON ({{ }}) - GREEN        */
/* ================================================== */

.modal-expr-help-btn {
    padding: 8px 14px;
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid #22c55e;
    border-radius: var(--radius-sm);
    color: #22c55e !important;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.modal-expr-help-btn:hover {
    background: rgba(34, 197, 94, 0.3);
    box-shadow: 0 0 10px rgba(34, 197, 94, 0.3);
}

.modal-pin-btn {
    padding: 8px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.modal-pin-btn:hover {
    border-color: var(--warning);
    color: var(--warning);
}

.modal-pin-indicator {
    display: none;
    padding: 4px 10px;
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.modal-pin-indicator.visible {
    display: inline-block;
}

.modal-header-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ================================================== */
/*      MULTI-OUTPUT CONNECTORS (Switch, Loop, etc)   */
/* ================================================== */

.node-connector-output-multi {
    position: absolute;
    right: -75px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 5;
}

.output-connector-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.output-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-card);
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    min-width: 50px;
    text-align: center;
    white-space: nowrap;
}

.output-connector-row .connector-out {
    width: 16px;
    height: 16px;
    background: var(--accent-primary);
    border: 2px solid var(--accent-secondary);
    border-radius: 50%;
    position: relative;
}

.output-connector-row .connector-wire {
    width: 20px;
    height: 2px;
    background: var(--accent-primary);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
}

.output-connector-row .connector-plus {
    width: 20px;
    height: 20px;
    background: var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.4);
    cursor: pointer;
    transition: all 0.2s ease;
    margin-left: 4px;
}

.output-connector-row .connector-plus:hover {
    transform: scale(1.15);
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.6);
}

/* Multi-output node adjustments */
.canvas-node:has(.node-connector-output-multi) {
    min-width: 280px;
}

/* Loop node specific colors */
.canvas-node[data-type="loop-over-items"] .output-connector-row:first-child .output-label {
    background: rgba(236, 72, 153, 0.2);
    border-color: #ec4899;
    color: #ec4899;
}

.canvas-node[data-type="loop-over-items"] .output-connector-row:last-child .output-label {
    background: rgba(16, 185, 129, 0.2);
    border-color: #10b981;
    color: #10b981;
}

/* Switch node colored outputs */
.canvas-node[data-type="switch"] .output-connector-row:nth-child(1) .output-label {
    background: rgba(59, 130, 246, 0.2);
    border-color: #3b82f6;
    color: #3b82f6;
}

.canvas-node[data-type="switch"] .output-connector-row:nth-child(2) .output-label {
    background: rgba(16, 185, 129, 0.2);
    border-color: #10b981;
    color: #10b981;
}

.canvas-node[data-type="switch"] .output-connector-row:nth-child(3) .output-label {
    background: rgba(245, 158, 11, 0.2);
    border-color: #f59e0b;
    color: #f59e0b;
}

.canvas-node[data-type="switch"] .output-connector-row:nth-child(4) .output-label {
    background: rgba(236, 72, 153, 0.2);
    border-color: #ec4899;
    color: #ec4899;
}

/* ================================================== */
/*      CRITICAL FIXES - ADDED JAN 11 2026            */
/* ================================================== */

/* FIX: Trash/Delete Icon Stability - Stop Jittery Movement */
.connection-delete-btn {
    position: absolute !important;
    pointer-events: auto !important;
    cursor: pointer !important;
    opacity: 0;
    transition: opacity 0.2s ease !important;
    transform: none !important;
    will-change: opacity;
}

.connection-group:hover .connection-delete-btn,
.connection-delete-btn:hover {
    opacity: 1 !important;
    transform: none !important;
}

/* Prevent any transforms on hover that cause jitter */
.connection-delete-btn circle,
.connection-delete-btn:hover circle {
    transform: none !important;
    transform-origin: center center;
}

/* FIX: Expression Panel Text Visibility */
.expr-panel-textarea,
.expression-textarea,
.expr-text-area,
textarea.expression-input,
.modal-body textarea {
    color: #e2e8f0 !important;
    caret-color: #e2e8f0 !important;
    background: var(--bg-tertiary) !important;
}

/* Expression text always visible */
.expression-field-wrapper input,
.expression-input,
.setting-input[type="text"] {
    color: #e2e8f0 !important;
}

/* Multi-output connectors must be visible */
.node-connector-output-multi {
    display: flex !important;
    flex-direction: column !important;
    opacity: 1 !important;
    visibility: visible !important;
}

.output-connector-row {
    display: flex !important;
    align-items: center !important;
    opacity: 1 !important;
    visibility: visible !important;
}

/* Loop Over Items multi-output visibility */
.canvas-node[data-type="loop-over-items"] .node-connector-output-multi {
    display: flex !important;
}

/* Switch node multi-output visibility */
.canvas-node[data-type="switch"] .node-connector-output-multi {
    display: flex !important;
}

/* Ensure computed display fields are styled properly */
.setting-field[data-field="webhookUrl"] {
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-sm);
    padding: 12px;
    margin-bottom: 15px;
}

.setting-field[data-field="webhookUrl"] input[readonly] {
    background: transparent;
    border: none;
    color: var(--accent-primary) !important;
    font-family: monospace;
    font-size: 13px;
}

/* ================================================== */
/* BOTTOM OUTPUT CONNECTORS - Pipe Style (n8n)        */
/* Wire + Plus button popping out downward            */
/* ================================================== */

.connector-bottom-out {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

/* The wire/pipe extending downward */
.connector-bottom-wire {
    width: 3px;
    height: 25px;
    background: var(--accent-primary);
    border-radius: 0 0 2px 2px;
}

/* The plus button at the end of the pipe */
.connector-bottom-plus {
    width: 24px;
    height: 24px;
    background: var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.4);
    margin-top: 2px;
}

.connector-bottom-plus:hover {
    transform: scale(1.15);
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.6);
}

/* Tool connector - green */
.tool-connector .connector-bottom-wire {
    background: #22c55e;
}

.tool-connector .connector-bottom-plus {
    background: #22c55e;
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.4);
}

.tool-connector .connector-bottom-plus:hover {
    box-shadow: 0 4px 16px rgba(34, 197, 94, 0.6);
}

/* Memory connector - orange */
.memory-connector .connector-bottom-wire {
    background: #f59e0b;
}

.memory-connector .connector-bottom-plus {
    background: #f59e0b;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
}

.memory-connector .connector-bottom-plus:hover {
    box-shadow: 0 4px 16px rgba(245, 158, 11, 0.6);
}

/* Chat Model connector - blue */
.chat-model-connector .connector-bottom-wire {
    background: #3b82f6;
}

.chat-model-connector .connector-bottom-plus {
    background: #3b82f6;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
}

.chat-model-connector .connector-bottom-plus:hover {
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.6);
}

/* Embedding connector - purple */
.embedding-connector .connector-bottom-wire {
    background: #8b5cf6;
}

.embedding-connector .connector-bottom-plus {
    background: #8b5cf6;
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.4);
}

.embedding-connector .connector-bottom-plus:hover {
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.6);
}

/* === Expression Preview Widget === */
.expr-preview-widget {
    margin-top: 6px;
    padding: 6px 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 11px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    word-break: break-all;
}

.expr-preview-widget .label {
    font-weight: 600;
    color: var(--text-muted);
    margin-right: 4px;
}

.expr-preview-widget .value {
    color: var(--success);
}

/* === Expression Modal Textarea Fix === */
.expr-editor-textarea {
    color: transparent !important;
    background: transparent !important;
    caret-color: var(--text-primary) !important;
    text-shadow: none !important;
}

/* === Node Status Visuals === */
.canvas-node.success {
    border-color: var(--success) !important;
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.4) !important;
}