/* ============================================
   SKP3D — Expert AEC Terminal
   Premium Architect-Grade Design System
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    /* Surfaces */
    --bg-deep: #08080f;
    --bg-primary: #0d0d1a;
    --bg-secondary: #12122a;
    --bg-card: #161632;
    --bg-card-hover: #1c1c3e;
    --bg-elevated: #1e1e42;
    --bg-glass: rgba(22, 22, 50, 0.65);
    --bg-glass-hover: rgba(30, 30, 66, 0.75);

    /* Borders */
    --border-subtle: rgba(99, 102, 241, 0.1);
    --border-default: rgba(99, 102, 241, 0.18);
    --border-hover: rgba(99, 102, 241, 0.35);
    --border-active: rgba(99, 102, 241, 0.6);

    /* Text */
    --text-primary: #eef0ff;
    --text-secondary: #9a9cc6;
    --text-muted: #5e608a;
    --text-accent: #818cf8;

    /* Accent Palette */
    --accent-indigo: #6366f1;
    --accent-violet: #8b5cf6;
    --accent-cyan: #06b6d4;
    --accent-emerald: #10b981;
    --accent-amber: #f59e0b;
    --accent-rose: #f43f5e;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
    --gradient-glow: linear-gradient(135deg, rgba(99, 102, 241, 0.4) 0%, rgba(139, 92, 246, 0.3) 50%, rgba(6, 182, 212, 0.4) 100%);
    --gradient-card: linear-gradient(145deg, rgba(22, 22, 50, 0.9) 0%, rgba(13, 13, 26, 0.95) 100%);

    /* Shadows */
    --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(99, 102, 241, 0.15);

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

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

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

/* --- Ambient Background --- */
.ambient-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 50% at 50% 0%, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 80% 50% at 50% 0%, black 30%, transparent 70%);
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: orbFloat 20s ease-in-out infinite;
}

.glow-orb-1 {
    width: 500px;
    height: 500px;
    background: var(--accent-indigo);
    top: -200px;
    left: -100px;
    opacity: 0.12;
    animation-delay: 0s;
}

.glow-orb-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-violet);
    top: 50%;
    right: -150px;
    opacity: 0.08;
    animation-delay: -7s;
}

.glow-orb-3 {
    width: 350px;
    height: 350px;
    background: var(--accent-cyan);
    bottom: -100px;
    left: 30%;
    opacity: 0.10;
    animation-delay: -14s;
}

@keyframes orbFloat {

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

    25% {
        transform: translate(30px, -20px) scale(1.05);
    }

    50% {
        transform: translate(-20px, 30px) scale(0.95);
    }

    75% {
        transform: translate(15px, 15px) scale(1.02);
    }
}

/* --- Top Navigation --- */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    background: rgba(8, 8, 15, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-subtle);
    z-index: 1000;
    transition: var(--transition-base);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    text-decoration: none;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

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

.nav-tabs {
    display: flex;
    gap: 4px;
}

.nav-tab {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 8px 16px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    position: relative;
}

.nav-tab:hover {
    color: var(--text-primary);
    background: rgba(99, 102, 241, 0.08);
}

.nav-tab.active {
    color: var(--text-primary);
    background: rgba(99, 102, 241, 0.12);
}

.nav-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.terminal-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-emerald);
    letter-spacing: 0.02em;
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-emerald);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

    0%,
    100% {
        opacity: 1;
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
    }

    50% {
        opacity: 0.7;
        box-shadow: 0 0 0 6px rgba(16, 185, 129, 0);
    }
}

.domain-badge {
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-muted);
}

/* --- Main Content --- */
.main-content {
    position: relative;
    z-index: 1;
    padding-top: 88px;
    padding-bottom: 40px;
    min-height: 100vh;
}

.tab-content {
    display: none;
    padding: 0 32px;
    animation: fadeInUp 0.35s ease-out;
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Upload Layout --- */
.upload-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 28px;
    max-width: 1600px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 24px;
}

.section-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 6px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* --- Upload Zone --- */
.upload-zone {
    position: relative;
    border-radius: var(--radius-xl);
    padding: 3px;
    background: var(--border-subtle);
    transition: var(--transition-base);
    cursor: pointer;
}

.upload-zone::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    padding: 2px;
    background: var(--gradient-primary);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0.25;
    transition: var(--transition-base);
}

.upload-zone:hover::before,
.upload-zone.drag-over::before {
    opacity: 0.7;
}

.upload-zone.drag-over {
    transform: scale(1.005);
}

.upload-zone-inner {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 40px;
    border-radius: calc(var(--radius-xl) - 2px);
    background: var(--gradient-card);
    text-align: center;
    min-height: 360px;
}

.upload-zone-glow {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    background: var(--gradient-glow);
    filter: blur(60px);
    opacity: 0;
    transition: var(--transition-slow);
    pointer-events: none;
    z-index: -1;
}

.upload-zone:hover .upload-zone-glow,
.upload-zone.drag-over .upload-zone-glow {
    opacity: 0.3;
}

.upload-icon-wrap {
    position: relative;
    margin-bottom: 24px;
}

.upload-icon {
    width: 72px;
    height: 72px;
    animation: floatIcon 3s ease-in-out infinite;
}

@keyframes floatIcon {

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

    50% {
        transform: translateY(-8px);
    }
}

.upload-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100px;
    height: 100px;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15), transparent 70%);
    animation: pulseRing 3s ease-in-out infinite;
}

@keyframes pulseRing {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.3);
        opacity: 0;
    }
}

.upload-title {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.upload-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.upload-subtitle strong {
    color: var(--text-accent);
}

.upload-browse-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.upload-browse-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 28px rgba(99, 102, 241, 0.45);
}

.upload-browse-btn:active {
    transform: translateY(0);
}

/* --- Upload Queue --- */
.upload-queue {
    margin-top: 24px;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    overflow: hidden;
}

.queue-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-subtle);
}

.queue-header h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.queue-count {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.queue-list {
    max-height: 300px;
    overflow-y: auto;
}

.queue-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 20px;
    border-bottom: 1px solid rgba(99, 102, 241, 0.05);
    transition: var(--transition-fast);
    animation: slideInQueue 0.3s ease-out forwards;
}

.queue-item:last-child {
    border-bottom: none;
}

@keyframes slideInQueue {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.queue-item-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(99, 102, 241, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.queue-item-icon svg {
    width: 20px;
    height: 20px;
    color: var(--accent-indigo);
}

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

.queue-item-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.queue-item-meta {
    display: flex;
    gap: 12px;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    margin-top: 2px;
}

.queue-item-progress {
    width: 100px;
    height: 4px;
    border-radius: 4px;
    background: rgba(99, 102, 241, 0.1);
    overflow: hidden;
    flex-shrink: 0;
}

.queue-item-progress-bar {
    height: 100%;
    border-radius: 4px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.queue-item-status {
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
    padding: 3px 10px;
    border-radius: 100px;
}

.queue-item-status.processing {
    color: var(--accent-amber);
    background: rgba(245, 158, 11, 0.1);
}

.queue-item-status.complete {
    color: var(--accent-emerald);
    background: rgba(16, 185, 129, 0.1);
}

.queue-item-status.error {
    color: var(--accent-rose);
    background: rgba(244, 63, 94, 0.1);
}

/* --- Sidebar --- */
.upload-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.panel-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 16px;
}

/* Stats Panel */
.stats-panel {
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 16px 12px;
    background: rgba(99, 102, 241, 0.04);
    border: 1px solid rgba(99, 102, 241, 0.08);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.stat-card:hover {
    background: rgba(99, 102, 241, 0.08);
    border-color: var(--border-hover);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

/* Render Presets */
.render-presets-panel {
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
}

.preset-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.preset-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: rgba(99, 102, 241, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.preset-option:hover {
    background: rgba(99, 102, 241, 0.08);
    border-color: var(--border-hover);
}

.preset-option.active {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--border-active);
}

.preset-option input {
    display: none;
}

.preset-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.preset-name {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.preset-badge {
    font-size: 0.6rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    letter-spacing: 0.05em;
}

.preset-badge.premium {
    background: var(--gradient-primary);
    color: white;
}

.preset-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.preset-check {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid var(--border-default);
    flex-shrink: 0;
    position: relative;
    transition: var(--transition-fast);
}

.preset-option.active .preset-check {
    border-color: var(--accent-indigo);
    background: var(--accent-indigo);
}

.preset-option.active .preset-check::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: white;
}

/* Quick Tips */
.quick-tips-panel {
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
}

.tips-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tips-list li {
    position: relative;
    padding-left: 18px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.tips-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 7px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-indigo);
    opacity: 0.5;
}

/* API Key Panel */
.api-key-panel {
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
}

.api-key-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.api-key-input-wrap {
    position: relative;
}

.api-key-input {
    width: 100%;
    padding: 10px 14px;
    background: rgba(99, 102, 241, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    outline: none;
    transition: var(--transition-fast);
}

.api-key-input:focus {
    border-color: var(--accent-indigo);
    background: rgba(99, 102, 241, 0.08);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.api-key-input::placeholder {
    color: var(--text-muted);
}

.api-key-status {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-muted);
    pointer-events: none;
}

.api-key-status.connected {
    color: var(--accent-emerald);
}

.api-key-save-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    color: var(--text-accent);
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.api-key-save-btn:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: var(--accent-indigo);
}

.api-key-hint {
    font-size: 0.7rem;
    color: var(--text-muted);
    line-height: 1.4;
}

/* Render Action Buttons */
.render-actions-inline {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.render-action-btn {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-default);
    background: rgba(99, 102, 241, 0.06);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.render-action-btn:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--accent-indigo);
    color: var(--text-primary);
}

.render-action-btn.download-render:hover {
    border-color: var(--accent-emerald);
    color: var(--accent-emerald);
    background: rgba(16, 185, 129, 0.1);
}

.render-action-btn.view-render:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    background: rgba(6, 182, 212, 0.1);
}

.render-action-btn.retry-render {
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--accent-amber);
    background: rgba(245, 158, 11, 0.06);
}

.render-action-btn.retry-render:hover {
    background: rgba(245, 158, 11, 0.15);
    border-color: var(--accent-amber);
}

/* Render Item Progress (live) */
.render-item-progress-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    min-width: 180px;
}

.render-item-progress-bar-bg {
    flex: 1;
    height: 6px;
    border-radius: 6px;
    background: rgba(99, 102, 241, 0.1);
    overflow: hidden;
}

.render-item-progress-bar {
    height: 100%;
    border-radius: 6px;
    background: var(--gradient-primary);
    transition: width 0.5s ease;
    position: relative;
}

.render-item-progress-bar.animating {
    background: var(--gradient-primary);
}

.render-item-progress-bar.animating::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.3),
            transparent);
    animation: shimmerBar 1.5s ease-in-out infinite;
}

@keyframes shimmerBar {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

.render-item-percent {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 600;
    min-width: 38px;
    text-align: right;
    color: var(--text-secondary);
}

.render-item-percent.complete {
    color: var(--accent-emerald);
}

.render-item-percent.error,
.render-item-percent.failed {
    color: var(--accent-rose);
}

.render-item-status.error,
.render-item-status.failed {
    color: var(--accent-rose);
    background: rgba(244, 63, 94, 0.1);
}

/* ===== SCENES TAB ===== */
.scenes-layout {
    max-width: 1600px;
    margin: 0 auto;
}

.scenes-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.scenes-toolbar-left {
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.scenes-title {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.scenes-count {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

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

.view-toggle {
    display: flex;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 3px;
}

.view-btn {
    padding: 6px 10px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 6px;
    transition: var(--transition-fast);
}

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

.view-btn.active {
    background: rgba(99, 102, 241, 0.15);
    color: var(--text-accent);
}

.btn-render-all {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.25);
}

.btn-render-all:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.4);
}

.btn-render-all:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Empty States */
.scenes-empty,
.render-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 80px 20px;
}

.empty-illustration {
    margin-bottom: 24px;
    opacity: 0.6;
}

.scenes-empty h3,
.render-empty h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.scenes-empty p,
.render-empty p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.btn-go-upload {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    padding: 10px 20px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    color: var(--text-accent);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-go-upload:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: var(--border-hover);
}

/* Scenes Grid */
.scenes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.scene-card {
    position: relative;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    overflow: hidden;
    transition: var(--transition-base);
    cursor: pointer;
    animation: fadeInCard 0.4s ease-out forwards;
    opacity: 0;
}

.scene-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
}

@keyframes fadeInCard {
    from {
        opacity: 0;
        transform: translateY(16px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scene-card-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--bg-secondary);
}

.scene-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.scene-card:hover .scene-card-image img {
    transform: scale(1.05);
}

.scene-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(8, 8, 15, 0.8) 100%);
    pointer-events: none;
}

.scene-card-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 4px 10px;
    background: rgba(8, 8, 15, 0.7);
    backdrop-filter: blur(8px);
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.scene-card-body {
    padding: 16px;
}

.scene-card-name {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.scene-card-file {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    margin-bottom: 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.scene-card-actions {
    display: flex;
    gap: 8px;
}

.scene-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.scene-btn-render {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.25);
}

.scene-btn-render:hover {
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
    transform: translateY(-1px);
}

.scene-btn-download {
    background: rgba(99, 102, 241, 0.08);
    color: var(--text-accent);
    border: 1px solid var(--border-subtle);
}

.scene-btn-download:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--border-hover);
}

/* ===== RENDER POOL TAB ===== */
.render-layout {
    max-width: 1600px;
    margin: 0 auto;
}

.render-toolbar {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-subtle);
}

.render-title-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.render-title {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.render-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.render-stats-mini {
    display: flex;
    gap: 8px;
    margin-right: 8px;
}

.stat-pill {
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.stat-pill strong {
    color: var(--text-primary);
    margin-right: 4px;
}

.render-action-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: inherit;
}

.render-action-btn.primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

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

.render-action-btn:hover:not(:disabled) {
    transform: translateY(-1px);
}

.render-action-btn.primary:hover:not(:disabled) {
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.35);
}

.render-action-btn.secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.render-action-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    filter: grayscale(1);
}

.pulse {
    animation: engine-pulse 2s infinite;
}

@keyframes engine-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
    }

    70% {
        box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
    }

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

.render-engine-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.engine-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-emerald);
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.5);
    animation: pulse-dot 2s ease-in-out infinite;
}

.engine-status {
    padding: 2px 8px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent-emerald);
}

/* Render Queue Items */
.render-queue {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.render-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
    animation: slideInQueue 0.3s ease-out forwards;
}

.render-item:hover {
    border-color: var(--border-hover);
}

.render-item-thumb {
    width: 80px;
    height: 50px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-secondary);
}

.render-item-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

.render-item-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.render-item-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.render-item-progress-wrap {
    width: 200px;
    flex-shrink: 0;
}

.render-item-progress-bar-bg {
    width: 100%;
    height: 6px;
    background: rgba(99, 102, 241, 0.08);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 4px;
}

.render-item-progress-bar {
    height: 100%;
    border-radius: 6px;
    background: var(--gradient-primary);
    transition: width 0.5s ease;
    position: relative;
}

.render-item-progress-bar.animating::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

.render-item-percent {
    font-size: 0.7rem;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
    text-align: right;
}

.render-item-percent.rendering {
    color: var(--accent-amber);
}

.render-item-percent.complete {
    color: var(--accent-emerald);
}

.render-item-status {
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-shrink: 0;
}

.render-item-status.queued {
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-indigo);
}

.render-item-status.rendering {
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-amber);
}

.render-item-status.complete {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-emerald);
}

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(8, 8, 15, 0.85);
    backdrop-filter: blur(12px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    animation: fadeIn 0.25s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-xl);
    max-width: 700px;
    width: 100%;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    animation: modalSlideUp 0.3s ease-out;
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.97);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border: none;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    color: var(--text-secondary);
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.6);
    color: var(--text-primary);
}

.modal-image-wrap {
    width: 100%;
    aspect-ratio: 16 / 10;
    background: var(--bg-secondary);
    overflow: hidden;
}

.modal-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-info {
    padding: 24px;
}

.modal-info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.modal-meta {
    display: flex;
    gap: 20px;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    margin-bottom: 20px;
}

.modal-actions {
    display: flex;
    gap: 10px;
}

.btn-render-scene,
.btn-download-scene {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-render-scene {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.25);
}

.btn-render-scene:hover {
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.45);
    transform: translateY(-1px);
}

.btn-download-scene {
    background: rgba(99, 102, 241, 0.08);
    color: var(--text-accent);
    border: 1px solid var(--border-default);
}

.btn-download-scene:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--border-hover);
}

/* --- Toasts --- */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column-reverse;
    gap: 10px;
    z-index: 3000;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(20px);
    animation: toastIn 0.35s ease-out;
    min-width: 300px;
    max-width: 420px;
}

.toast.toast-out {
    animation: toastOut 0.3s ease-in forwards;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(40px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes toastOut {
    to {
        opacity: 0;
        transform: translateX(40px) scale(0.95);
    }
}

.toast-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.toast-icon.success {
    color: var(--accent-emerald);
}

.toast-icon.error {
    color: var(--accent-rose);
}

.toast-icon.info {
    color: var(--accent-cyan);
}

.toast-message {
    flex: 1;
    font-size: 0.85rem;
    color: var(--text-primary);
    line-height: 1.4;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(99, 102, 241, 0.15);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.3);
}

/* --- Responsive --- */
@media (max-width: 1200px) {
    .upload-layout {
        grid-template-columns: 1fr;
    }

    .upload-sidebar {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .quick-tips-panel {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .top-nav {
        padding: 0 16px;
        height: 56px;
    }

    .nav-tabs {
        display: none;
    }

    .main-content {
        padding-top: 72px;
    }

    .tab-content {
        padding: 0 16px;
    }

    .upload-sidebar {
        grid-template-columns: 1fr;
    }

    .scenes-toolbar {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .render-toolbar {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .render-item {
        flex-wrap: wrap;
    }

    .render-item-progress-wrap {
        width: 100%;
    }

    .domain-badge {
        display: none;
    }

    .modal-overlay {
        padding: 16px;
    }
}

@media (max-width: 480px) {
    .section-header h1 {
        font-size: 1.3rem;
    }

    .upload-zone-inner {
        padding: 40px 20px;
        min-height: 280px;
    }

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