@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    --bg-dark: #07080b;
    --card-bg: rgba(16, 18, 23, 0.7);
    --border-color: rgba(255, 255, 255, 0.06);
    --border-glow: rgba(0, 240, 255, 0.15);
    
    --primary: #00f0ff;
    --primary-glow: rgba(0, 240, 255, 0.4);
    --secondary: #bd00ff;
    --secondary-glow: rgba(189, 0, 255, 0.4);
    --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
    
    --text-main: #f1f5f9;
    --text-muted: #8a99ad;
    --text-dim: #54657a;
    
    --success: #00ff87;
    --warning: #ffb800;
    --danger: #ff0055;
    
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Outfit', sans-serif;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    min-height: 100vh;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 240, 255, 0.03) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(189, 0, 255, 0.04) 0%, transparent 40%);
}

.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--bg-dark);
    box-shadow: 0 0 20px var(--primary-glow);
}

.logo-text h1 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-text p {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.gpu-badge {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.gpu-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--success);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 0.6; }
    50% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 12px var(--success); }
    100% { transform: scale(0.9); opacity: 0.6; }
}

/* Glassmorphism Card Wrapper */
.glass-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient);
    opacity: 0.7;
}

.step-container {
    display: none;
}

.step-container.active {
    display: block;
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Step 1: Drag & Drop Styles */
.upload-area {
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    padding: 4rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.01);
}

.upload-area:hover, .upload-area.drag-over {
    border-color: var(--primary);
    background: rgba(0, 240, 255, 0.02);
    box-shadow: inset 0 0 20px rgba(0, 240, 255, 0.05);
}

.upload-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
    100% { transform: translateY(0px); }
}

.upload-area h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    margin-bottom: 0.5rem;
}

.upload-area p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.btn {
    background: var(--gradient);
    color: var(--bg-dark);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    padding: 0.85rem 2rem;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px var(--primary-glow);
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    box-shadow: none;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: none;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
    box-shadow: 0 0 20px rgba(255, 0, 85, 0.2);
}

.btn-danger:hover {
    box-shadow: 0 0 30px rgba(255, 0, 85, 0.4);
}

/* Step 2: Configuration & Preview Layout */
.config-layout {
    display: grid;
    grid-template-columns: 1.2fr 1.8fr;
    gap: 2.5rem;
}

@media (max-width: 900px) {
    .config-layout {
        grid-template-columns: 1fr;
    }
}

.config-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.meta-panel {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 16px;
}

.meta-panel h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.meta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    font-size: 0.9rem;
}

.meta-item span:first-child {
    display: block;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    margin-bottom: 0.15rem;
}

.meta-item span:last-child {
    font-weight: 600;
}

.settings-panel {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
    display: flex;
    justify-content: space-between;
}

.form-group label span.badge {
    font-weight: normal;
    color: var(--primary);
    font-size: 0.8rem;
    background: rgba(0, 240, 255, 0.08);
    padding: 0.1rem 0.5rem;
    border-radius: 4px;
}

select {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.8rem 1rem;
    border-radius: 10px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    cursor: pointer;
    outline: none;
    transition: border 0.3s;
}

select:focus {
    border-color: var(--primary);
}

select option {
    background: #0f1115;
    color: var(--text-main);
}

/* Custom sliders */
.range-slider {
    display: flex;
    align-items: center;
    gap: 1rem;
}

input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    box-shadow: 0 0 10px var(--primary-glow);
    transition: transform 0.1s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* Custom toggle */
.toggle-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: 12px;
}

.switch {
    position: relative;
    display: inline-block;
    width: 46px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.15);
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background: var(--gradient);
}

input:checked + .slider:before {
    transform: translateX(22px);
}

/* Compare Frame Slider Component */
.preview-panel {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.preview-header h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
}

.timeline-picker {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.02);
    padding: 1rem;
    border-radius: 12px;
}

.comparison-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: #000;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.comparison-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    user-select: none;
    transform: translate(var(--pan-x), var(--pan-y)) scale(var(--zoom));
    transform-origin: center center;
    transition: transform 0.1s ease-out;
}

.comparison-image.original {
    z-index: 1;
}

.comparison-image.upscaled {
    z-index: 2;
}

.slider-bar {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    background: #fff;
    z-index: 3;
    cursor: ew-resize;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
    transform: translateX(-50%);
    pointer-events: auto;
}

.slider-handle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: ew-resize;
}

.slider-handle::before, .slider-handle::after {
    content: '';
    border: solid transparent;
    border-width: 5px 6px;
    position: absolute;
}

.slider-handle::before {
    border-right-color: var(--primary);
    right: 22px;
}

.slider-handle::after {
    border-left-color: var(--primary);
    left: 22px;
}

.badge-orig, .badge-up {
    position: absolute;
    bottom: 12px;
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: bold;
    z-index: 4;
    text-transform: uppercase;
    letter-spacing: 1px;
    backdrop-filter: blur(4px);
}

.badge-orig {
    left: 12px;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.badge-up {
    right: 12px;
    background: rgba(0, 240, 255, 0.2);
    border: 1px solid var(--primary);
    color: var(--primary);
}

.preview-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: 16px;
    border: 1px dashed rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.005);
}

.preview-placeholder i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-dim);
}

.preview-loading {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(7, 8, 11, 0.85);
    z-index: 5;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(255, 255, 255, 0.05);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.1);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Step 3: Progress dashboard */
.progress-card {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.status-badge {
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-badge.queued { background: rgba(255, 184, 0, 0.1); border: 1px solid var(--warning); color: var(--warning); }
.status-badge.extracting { background: rgba(189, 0, 255, 0.15); border: 1px solid var(--secondary); color: #e499ff; }
.status-badge.upscaling { background: rgba(0, 240, 255, 0.1); border: 1px solid var(--primary); color: var(--primary); }
.status-badge.restoring_faces { background: rgba(255, 0, 255, 0.1); border: 1px solid var(--secondary); color: var(--secondary); }
.status-badge.interpolating { background: rgba(0, 255, 184, 0.1); border: 1px solid var(--primary); color: var(--primary); }
.status-badge.assembling { background: rgba(0, 240, 255, 0.1); border: 1px solid var(--primary); color: var(--primary); }
.status-badge.completed { background: rgba(0, 255, 135, 0.1); border: 1px solid var(--success); color: var(--success); }
.status-badge.failed { background: rgba(255, 0, 85, 0.1); border: 1px solid var(--danger); color: var(--danger); }
.status-badge.interrupted { background: rgba(255, 255, 255, 0.08); border: 1px solid var(--text-muted); color: var(--text-muted); }
.status-badge.paused { background: rgba(255, 184, 0, 0.08); border: 1px solid var(--warning); color: var(--warning); }


.bar-container {
    width: 100%;
    height: 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.5);
}

.bar-fill {
    height: 100%;
    width: 0%;
    background: var(--gradient);
    border-radius: 10px;
    box-shadow: 0 0 10px var(--primary-glow);
    transition: width 0.4s ease;
    position: relative;
    overflow: hidden;
}

.bar-fill::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(
        90deg, 
        transparent, 
        rgba(255,255,255,0.15), 
        transparent
    );
    transform: translateX(-100%);
    animation: shimmer 1.5s infinite;
}

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

.progress-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    border-radius: 14px;
}

.stat-card span:first-child {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 0.25rem;
    letter-spacing: 1px;
}

.stat-card span:last-child {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
}

.log-panel {
    background: #040508;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    font-family: 'Space Grotesk', monospace;
    font-size: 0.85rem;
    color: #a5b4fc;
    height: 180px;
    overflow-y: auto;
}

.log-line {
    margin-bottom: 0.35rem;
}

.log-line.error { color: var(--danger); }
.log-line.success { color: var(--success); }

/* Step 4: Finished Layout */
.finished-card {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    padding: 4rem 2rem;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: rgba(0, 255, 135, 0.1);
    border: 2px solid var(--success);
    color: var(--success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    box-shadow: 0 0 30px rgba(0, 255, 135, 0.2);
    animation: successPulse 2s infinite;
}

@keyframes successPulse {
    0% { transform: scale(1); box-shadow: 0 0 30px rgba(0, 255, 135, 0.2); }
    50% { transform: scale(1.05); box-shadow: 0 0 50px rgba(0, 255, 135, 0.4); }
    100% { transform: scale(1); box-shadow: 0 0 30px rgba(0, 255, 135, 0.2); }
}

.finished-card h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
}

.action-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* ----------------------------------------------------
   5. Dynamic Theme Colors
   ---------------------------------------------------- */
body.theme-oled {
    --bg-dark: #000000;
    --card-bg: rgba(10, 10, 10, 0.85);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(168, 85, 247, 0.15);
    --primary: #a855f7;
    --primary-glow: rgba(168, 85, 247, 0.4);
    --secondary: #ec4899;
    --secondary-glow: rgba(236, 72, 153, 0.4);
    --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(168, 85, 247, 0.03) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(236, 72, 153, 0.03) 0%, transparent 40%);
}

body.theme-cyberpunk {
    --bg-dark: #07080b;
    --card-bg: rgba(16, 18, 23, 0.7);
    --border-color: rgba(255, 255, 255, 0.06);
    --border-glow: rgba(0, 240, 255, 0.15);
    --primary: #00f0ff;
    --primary-glow: rgba(0, 240, 255, 0.4);
    --secondary: #bd00ff;
    --secondary-glow: rgba(189, 0, 255, 0.4);
    --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
    --text-main: #f1f5f9;
    --text-muted: #8a99ad;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 240, 255, 0.03) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(189, 0, 255, 0.04) 0%, transparent 40%);
}

body.theme-slate {
    --bg-dark: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.75);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(56, 189, 248, 0.1);
    --primary: #38bdf8;
    --primary-glow: rgba(56, 189, 248, 0.35);
    --secondary: #818cf8;
    --secondary-glow: rgba(129, 140, 248, 0.35);
    --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(56, 189, 248, 0.02) 0%, transparent 45%),
        radial-gradient(circle at 90% 80%, rgba(129, 140, 248, 0.03) 0%, transparent 45%);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
}

.theme-selector label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.theme-selector select {
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 0.8rem;
    padding: 0.15rem 0.5rem 0.15rem 0;
    font-weight: 600;
    cursor: pointer;
    outline: none;
    box-shadow: none;
}

/* ----------------------------------------------------
   6. Collapsible Advanced Settings & Trimming
   ---------------------------------------------------- */
.advanced-settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-top: 1px solid var(--border-color);
    margin-top: 1.5rem;
    cursor: pointer;
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-main);
    transition: color 0.2s;
    user-select: none;
}

.advanced-settings-header:hover {
    color: var(--primary);
}

.advanced-settings-header i {
    transition: transform 0.2s ease;
}

.advanced-settings-header.open i {
    transform: rotate(180deg);
}

.advanced-settings-content {
    display: none;
    flex-direction: column;
    gap: 1.25rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--border-color);
    animation: fadeIn 0.3s ease-out;
}

.advanced-settings-content.open {
    display: flex;
}

.trimming-panel {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 16px;
    margin-top: 1rem;
}

.trimming-panel h4 {
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.trim-inputs-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1rem;
}

/* Checkboxes and Pre-filters */
.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: 12px;
}

.filter-checkboxes {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-top: 0.25rem;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input {
    cursor: pointer;
}

/* Custom Model Upload Area */
.model-upload-zone {
    border: 1px dashed rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    padding: 1.25rem;
    text-align: center;
    background: rgba(255, 255, 255, 0.005);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.model-upload-zone:hover {
    border-color: var(--primary);
    background: rgba(0, 240, 255, 0.01);
}

.model-upload-zone i {
    font-size: 1.75rem;
    color: var(--text-dim);
}

.model-upload-zone p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.upload-model-btn-container {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.5rem;
}

.btn-small {
    padding: 0.5rem 1rem !important;
    font-size: 0.85rem !important;
    border-radius: 8px !important;
}

/* ----------------------------------------------------
   7. Zoom & Pan Previews Sync
   ---------------------------------------------------- */
.upscaled-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 2;
    clip-path: inset(0 0 0 50%);
    pointer-events: none;
}

.zoom-pan-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: 12px;
    margin-top: 1rem;
}

.zoom-control-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
    min-width: 120px;
}

.zoom-control-item label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
    display: flex;
    justify-content: space-between;
}

.zoom-control-item label span {
    color: var(--primary);
    font-weight: 600;
}

/* ----------------------------------------------------
   8. Stream Accordions & Detailed Info
   ---------------------------------------------------- */
.streams-accordions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1rem;
}

.accordion-item {
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.01);
    border-radius: 10px;
    overflow: hidden;
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    background: rgba(255, 255, 255, 0.02);
    transition: background 0.2s, color 0.2s;
    user-select: none;
}

.accordion-header:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--primary);
}

.accordion-header .toggle-icon {
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}

.accordion-item.open .accordion-header .toggle-icon {
    transform: rotate(180deg);
}

.accordion-content {
    display: none;
    padding: 1rem;
    border-top: 1px dashed var(--border-color);
    background: rgba(0, 0, 0, 0.2);
    animation: slideDown 0.2s ease-out;
}

.accordion-item.open .accordion-content {
    display: block;
}

.secondary-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.secondary-grid .meta-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    padding-bottom: 0.5rem;
}

.secondary-grid .meta-item:last-child, 
.secondary-grid .meta-item:nth-last-child(2) {
    border-bottom: none;
    padding-bottom: 0;
}

/* ----------------------------------------------------
   9. Visual Outputs Gallery
   ---------------------------------------------------- */
.gallery-section {
    position: relative;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}

.gallery-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.gallery-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.gallery-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: 0 10px 25px var(--border-glow);
}

.gallery-thumbnail {
    width: 100%;
    aspect-ratio: 16/9;
    background: #040508;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.25rem;
    color: var(--text-dim);
    border: 1px solid rgba(255, 255, 255, 0.03);
    position: relative;
    overflow: hidden;
}

.gallery-thumbnail .play-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
    font-size: 2.5rem;
    color: var(--primary);
    cursor: pointer;
}

.gallery-card:hover .gallery-thumbnail .play-overlay {
    opacity: 1;
}

.gallery-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.gallery-info h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main);
    word-break: break-all;
}

.gallery-info p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.gallery-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: auto;
}

.gallery-actions .btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    border-radius: 8px;
    flex: 1;
    justify-content: center;
}

.gallery-actions .btn-danger {
    flex: 0 0 38px;
    padding: 0 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px !important;
}

.gallery-empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 1rem;
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: rgba(255, 255, 255, 0.005);
    border: 1px dashed var(--border-color);
    border-radius: 16px;
}

.gallery-empty-state i {
    font-size: 2.5rem;
    color: var(--text-dim);
}

/* ----------------------------------------------------
   10. Synced Playback Modal
   ---------------------------------------------------- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.92);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    animation: fadeIn 0.25s ease-out;
}

.modal-card {
    background: #08090d;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    width: 100%;
    max-width: 1100px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
    max-height: 90vh;
}

.modal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.75rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 2.25rem;
    cursor: pointer;
    transition: color 0.2s;
    line-height: 1;
}

.close-btn:hover {
    color: var(--danger);
}

.modal-body {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    overflow-y: auto;
}

.video-compare-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .video-compare-wrapper {
        grid-template-columns: 1fr;
    }
}

.video-container {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.video-container h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 1px;
    font-family: var(--font-heading);
}

.video-container video {
    width: 100%;
    aspect-ratio: 16/9;
    background: #000;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    object-fit: contain;
}

.video-sync-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
}

.btn-circular {
    width: 42px;
    height: 42px;
    border-radius: 50% !important;
    padding: 0 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.time-scrubber-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    font-size: 0.85rem;
    font-family: var(--font-heading);
}

.time-scrubber-container input[type="range"] {
    flex: 1;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 9. Active Jobs & Pipeline Queue Styles */
.queue-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    transition: background 0.2s, border-color 0.2s;
    animation: slideDown 0.3s ease-out;
}

.queue-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--primary-glow);
}

.queue-item-details {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
    margin-right: 1.5rem;
}

.queue-item-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.queue-item-meta {
    font-size: 0.78rem;
    color: var(--text-muted);
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.queue-item-status-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.queue-item-progress-container {
    width: 120px;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    display: none;
}

.queue-item-progress-fill {
    height: 100%;
    background: var(--primary);
    width: 0%;
    transition: width 0.3s ease;
}

.queue-item-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

.queue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
    margin-bottom: 1rem;
}

.action-buttons-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.5rem;
}

/* 10. Mobile Responsiveness Optimization */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
        text-align: center;
    }
    
    .logo-container {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .header-actions {
        flex-direction: column;
        gap: 0.75rem;
        width: 100%;
    }
    
    #docs-btn,
    .theme-selector,
    .gpu-badge {
        width: 100%;
        justify-content: center;
    }
    
    .queue-header {
        flex-direction: column;
        align-items: stretch !important;
        gap: 1rem;
    }
    
    .queue-header button {
        width: 100%;
        justify-content: center;
    }
    
    #batch-config-bar {
        flex-direction: column;
        align-items: stretch !important;
        gap: 0.75rem;
        text-align: center;
    }
    
    #batch-config-bar button {
        width: 100%;
        justify-content: center;
    }
    
    .gallery-header {
        flex-direction: column;
        align-items: stretch !important;
        gap: 1rem;
    }
    
    .gallery-header div {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .gallery-header button {
        width: 100%;
        justify-content: center;
    }
    
    .queue-item {
        flex-direction: column;
        align-items: stretch;
        gap: 1.25rem;
    }
    
    .queue-item-details {
        margin-right: 0;
    }
    
    .uploads-browser-item {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .uploads-browser-item .batch-select-checkbox {
        align-self: flex-start;
    }
    
    .queue-item-status-bar {
        width: 100%;
        justify-content: space-between;
    }
    
    .queue-item-progress-container {
        flex: 1;
        width: auto;
    }
    
    .queue-item-actions {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .queue-item-actions button,
    .queue-item-actions a {
        flex: 1;
        min-width: 80px;
        justify-content: center;
    }
    
    .action-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .action-buttons .btn,
    .action-buttons a {
        width: 100%;
        justify-content: center;
    }
    
    .trim-inputs-row {
        grid-template-columns: 1fr;
    }
    
    .filter-checkboxes {
        grid-template-columns: 1fr;
    }
    
    .meta-grid,
    .secondary-grid {
        grid-template-columns: 1fr;
    }
    
    .video-sync-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }
    
    .time-scrubber-container {
        width: 100%;
    }
    
    .upload-area {
        padding: 2.5rem 1rem;
    }
    
    .action-buttons-row {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
        margin-top: 1.5rem;
    }
    
    .action-buttons-row button {
        width: 100%;
        justify-content: center;
    }
}