/* ==========================================
   CSS CUSTOM VARIABLES & DESIGN SYSTEM
========================================== */
:root {
    /* Color Palette */
    --bg-darker: #0c0a15;
    --bg-dark: #121020;
    --bg-card: rgba(26, 22, 46, 0.45);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glass-hover: rgba(255, 255, 255, 0.15);
    
    /* Neon Accents */
    --primary: #c92cf2;
    --primary-glow: rgba(201, 44, 242, 0.3);
    --secondary: #6366f1;
    --secondary-glow: rgba(99, 102, 241, 0.3);
    
    --pink: #ec4899;
    --indigo: #4f46e5;
    --blue: #06b6d4;
    --green: #10b981;
    --yellow: #f59e0b;
    --danger: #ef4444;
    
    /* Text colors */
    --text-white: #ffffff;
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Glassmorphism token */
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --glass-blur: blur(12px);
}

/* ==========================================
   BASE & RESET
========================================== */
* {
    margin: 0;
    padding: 0;
    box-box: border-box;
    box-sizing: border-box;
    outline: none;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-darker);
    color: var(--text-primary);
    font-family: 'Plus Jakarta Sans', sans-serif;
    overflow-x: hidden;
    height: 100vh;
}

h1, h2, h3, h4, .logo-text, .stat-details h3, .active-epoch, .header-title h2 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
}

/* ==========================================
   APP GRID LAYOUT
========================================== */
.app-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* ==========================================
   SIDEBAR COMPONENT
========================================== */
.sidebar {
    background: linear-gradient(180deg, #100d1e 0%, var(--bg-darker) 100%);
    border-right: 1px solid var(--border-glass);
    display: flex;
    flex-direction: column;
    padding: 30px 20px;
    height: 100%;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 45px;
}

.logo-icon {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 15px var(--primary-glow);
}

.logo-icon i {
    color: var(--text-white);
    font-size: 1.5rem;
}

.logo-text h1 {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text-white);
    letter-spacing: 0.5px;
}

.logo-text h1 span {
    background: linear-gradient(135deg, var(--primary), var(--pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-text p {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: -2px;
    font-weight: 500;
}

.sidebar-nav {
    flex-grow: 1;
}

.sidebar-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 18px;
    color: var(--text-secondary);
    border-radius: 12px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.nav-item i {
    font-size: 1.15rem;
    width: 20px;
    text-align: center;
    transition: var(--transition-fast);
}

.nav-item:hover {
    color: var(--text-white);
    background-color: rgba(255, 255, 255, 0.03);
}

.nav-item.active {
    color: var(--text-white);
    background: rgba(99, 102, 241, 0.12);
    border-color: rgba(99, 102, 241, 0.25);
    box-shadow: inset 0 0 10px rgba(99, 102, 241, 0.1);
}

.nav-item.active i {
    color: var(--secondary);
    text-shadow: 0 0 10px var(--secondary-glow);
}

.sidebar-footer {
    border-top: 1px solid var(--border-glass);
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.green { background-color: var(--green); box-shadow: 0 0 8px var(--green); }
.dot.yellow { background-color: var(--yellow); box-shadow: 0 0 8px var(--yellow); }
.dot.red { background-color: var(--danger); box-shadow: 0 0 8px var(--danger); }

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

@keyframes pulse-animation {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5); }
    70% { transform: scale(1.05); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.model-badge {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.model-badge i {
    color: var(--primary);
}

/* ==========================================
   MAIN CONTENT AREA
========================================== */
.main-content {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow-y: auto;
    background: linear-gradient(135deg, #0e0b1d 0%, #15132d 100%);
    padding: 40px;
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 35px;
}

.header-title h2 {
    font-size: 1.85rem;
    color: var(--text-white);
    letter-spacing: -0.5px;
}

.header-title p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.time-widget {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    padding: 10px 18px;
    border-radius: 12px;
    font-family: 'Fira Code', monospace;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--blue);
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ==========================================
   GLASSMORPHISM UTILITY & REUSABLES
========================================== */
.glass {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
}

.glass-hover {
    transition: var(--transition-normal);
}

.glass-hover:hover {
    border-color: var(--border-glass-hover);
    background-color: rgba(26, 22, 46, 0.6);
    box-shadow: 0 10px 40px 0 rgba(0, 0, 0, 0.45);
}

/* ==========================================
   TAB PANEL MECHANISM
========================================== */
.tab-panel {
    display: none;
    animation: fadeIn var(--transition-normal) forwards;
    height: 100%;
}

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

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

/* ==========================================
   BUTTONS SYSTEM
========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 10px 20px;
    cursor: pointer;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--secondary);
    color: var(--text-white);
}

.btn-primary:hover {
    background: #4f46e5;
    box-shadow: 0 0 12px var(--secondary-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--text-white);
    border: none;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.2);
}

.btn-gradient:hover {
    box-shadow: 0 4px 20px rgba(201, 44, 242, 0.4);
    transform: translateY(-1px);
}

.btn-large {
    padding: 14px 28px;
    font-size: 0.98rem;
    width: 100%;
}

.btn-danger {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: #f87171;
}

.btn-danger:hover {
    background: var(--danger);
    color: var(--text-white);
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-action {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    padding: 12px 18px;
    border-radius: 12px;
}

.btn-action:hover {
    color: var(--text-white);
    background: rgba(255, 255, 255, 0.08);
}

/* ==========================================
   TAB 1: OVERVIEW CARD STYLING
========================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    margin-bottom: 35px;
}

.stat-card {
    border-radius: 16px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    filter: blur(20px);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--text-white);
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-details h3 {
    font-size: 1.95rem;
    color: var(--text-white);
    line-height: 1.1;
}

.stat-details p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    margin-top: 4px;
}

.pink-gradient { background: linear-gradient(135deg, #ec4899 0%, #be185d 100%); }
.purple-gradient { background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%); }
.blue-gradient { background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%); }
.green-gradient { background: linear-gradient(135deg, #10b981 0%, #047857 100%); }

.overview-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 30px;
}

.overview-card {
    padding: 30px;
    display: flex;
    flex-direction: column;
}

.info-card h3 {
    font-size: 1.5rem;
    color: var(--text-white);
    margin-bottom: 15px;
}

.info-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 30px;
}

.quick-actions h4 {
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 15px;
    font-weight: 700;
}

.action-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.card-header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-header-flex h3 {
    font-size: 1.25rem;
    color: var(--text-white);
}

.badge {
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: #818cf8;
    font-size: 0.8rem;
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
}

.inventory-table-wrapper {
    flex-grow: 1;
    overflow-y: auto;
    max-height: 350px;
    border: 1px solid var(--border-glass);
    border-radius: 12px;
}

.inventory-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.inventory-table th, .inventory-table td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-glass);
}

.inventory-table th {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.inventory-table td {
    font-size: 0.9rem;
    font-weight: 500;
}

.inventory-table tr:last-child td {
    border-bottom: none;
}

.inventory-table tr:hover td {
    background: rgba(255, 255, 255, 0.01);
}

.highlighted-text {
    color: var(--primary);
    font-weight: 600;
}

/* ==========================================
   TAB 2: LIVE TRANSLATOR PANEL
========================================== */
.translator-layout {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 30px;
    height: calc(100vh - 180px);
}

.translator-viewport {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
}

.camera-container {
    flex-grow: 1;
    background: #080610;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.camera-container-small {
    height: 280px;
    background: #080610;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
}

.feed-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.inference-overlay-indicator {
    position: absolute;
    top: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: var(--glass-blur);
    padding: 8px 16px;
    border-radius: 30px;
    border: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.indicator-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.indicator-dot.green { background-color: var(--green); box-shadow: 0 0 8px var(--green); }

.subtitle-bar-wrapper {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.subtitle-caption {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.subtitle-content {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    padding: 16px 20px;
    border-radius: 12px;
    min-height: 60px;
    display: flex;
    align-items: center;
}

.subtitle-content p {
    font-size: 1.45rem;
    font-weight: 700;
    letter-spacing: -0.2px;
    color: var(--text-white);
}

.subtitle-controls {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 10px;
}

.translator-history {
    padding: 30px;
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow-y: auto;
}

.translator-history h3 {
    font-size: 1.25rem;
    color: var(--text-white);
    margin-bottom: 25px;
}

.history-metrics {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.metric-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.metric-item .label {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.metric-item .value.highlighted {
    font-size: 2.2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--blue), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.progress-bar-wrapper {
    height: 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    position: relative;
    border: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 10px;
    transition: var(--transition-fast);
}

.progress-percent {
    position: absolute;
    right: 12px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-white);
}

.divider {
    border: none;
    border-bottom: 1px solid var(--border-glass);
    margin: 25px 0;
}

.gloss-bubbles {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.gloss-bubble {
    background: rgba(201, 44, 242, 0.12);
    border: 1px solid rgba(201, 44, 242, 0.25);
    color: #e879f9;
    padding: 6px 14px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    animation: bubblePop 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes bubblePop {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.log-console-container {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-glass);
    border-radius: 10px;
    padding: 14px;
    font-family: 'Fira Code', monospace;
    font-size: 0.8rem;
    overflow-y: auto;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-height: 250px;
}

.log-item {
    color: var(--text-secondary);
}

.log-item.system {
    color: var(--blue);
}

.log-item.translation {
    color: var(--green);
    font-weight: 500;
}

/* ==========================================
   TAB 3: DATASET BUILDER
========================================== */
.builder-layout {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 30px;
}

.builder-controls-card {
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.builder-controls-card h3 {
    font-size: 1.4rem;
    color: var(--text-white);
}

.builder-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group label {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.form-group input, .form-group select {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-glass);
    color: var(--text-white);
    padding: 14px 18px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.form-group input:focus, .form-group select:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.15);
}

.form-group-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.recording-status-box {
    padding: 20px;
    background: rgba(239, 68, 68, 0.05);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.status-title {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--pink);
    letter-spacing: 1px;
}

.status-progress-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
    overflow: hidden;
}

.status-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--pink), var(--primary));
    border-radius: 5px;
    transition: var(--transition-fast);
}

.status-numbers {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: right;
}

.guidelines-card {
    padding: 20px;
    background: rgba(255, 255, 255, 0.01);
}

.guidelines-card h4 {
    font-size: 0.9rem;
    color: var(--text-white);
    margin-bottom: 12px;
}

.guidelines-card h4 i {
    margin-right: 5px;
}

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

.guidelines-card li {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
    position: relative;
    padding-left: 15px;
}

.guidelines-card li::before {
    content: '•';
    color: var(--primary);
    position: absolute;
    left: 0;
    font-size: 1.1rem;
    line-height: 1;
}

.builder-grid-card {
    padding: 30px;
    display: flex;
    flex-direction: column;
}

.signs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
    margin-top: 20px;
    max-height: 520px;
    overflow-y: auto;
    padding-right: 5px;
}

.sign-grid-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: var(--transition-fast);
    position: relative;
}

.btn-delete-sign {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.15);
    color: #f87171;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.8rem;
    transition: var(--transition-fast);
    opacity: 0;
    pointer-events: none;
    z-index: 5;
}

.sign-grid-item:hover .btn-delete-sign {
    opacity: 1;
    pointer-events: auto;
}

.btn-delete-sign:hover {
    background: #ef4444;
    border-color: #ef4444;
    color: #ffffff;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.4);
    transform: scale(1.1);
}

.sign-grid-item:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 44, 242, 0.1);
}

.sign-grid-item .sign-name {
    font-family: 'Outfit', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-white);
}

.sign-grid-item .sign-count {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* ==========================================
   TAB 4: MODEL TRAINER
========================================== */
.trainer-layout {
    display: grid;
    grid-template-columns: 0.7fr 1.3fr;
    gap: 30px;
}

.trainer-controls {
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.training-status-box {
    padding: 20px;
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.active-epoch {
    font-size: 0.95rem;
    color: var(--text-white);
}

.training-stats-mini {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.trainer-visuals {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.chart-card {
    padding: 24px;
}

.chart-container {
    position: relative;
    height: 250px;
    width: 100%;
}

.console-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
}

.console-badge {
    background: rgba(239, 68, 68, 0.08);
    border-color: rgba(239, 68, 68, 0.2);
    color: #f87171;
    font-family: monospace;
}

.terminal-log-console {
    background: #06050b;
    border: 1px solid var(--border-glass);
    border-radius: 10px;
    padding: 16px;
    font-family: 'Fira Code', monospace;
    font-size: 0.8rem;
    color: #a78bfa;
    overflow-y: auto;
    height: 200px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.term-line {
    white-space: pre-wrap;
    line-height: 1.4;
}

.term-line.system {
    color: var(--text-muted);
}

.term-line.highlight {
    color: var(--green);
}

/* ==========================================
   TAB 5: LANDMARK PLAYER
========================================== */
.player-layout {
    display: grid;
    grid-template-columns: 0.7fr 1.3fr;
    gap: 30px;
    height: calc(100vh - 180px);
}

.player-files-card {
    padding: 30px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.files-accordion {
    flex-grow: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 20px;
    padding-right: 5px;
}

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

.accordion-header {
    padding: 12px 16px;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.02);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    font-size: 0.9rem;
    font-family: 'Outfit', sans-serif;
    color: var(--text-white);
    transition: var(--transition-fast);
}

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

.accordion-header i {
    transition: var(--transition-fast);
}

.accordion-header.active i {
    transform: rotate(90deg);
}

.accordion-content {
    display: none;
    padding: 8px;
    flex-direction: column;
    gap: 4px;
    border-top: 1px solid var(--border-glass);
}

.accordion-content.active {
    display: flex;
}

.file-item-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 6px;
    transition: var(--transition-fast);
    padding-right: 6px;
    border: 1px solid transparent;
}

.file-item-container:hover {
    background: rgba(255, 255, 255, 0.03);
}

.file-item-container:hover .file-item {
    color: var(--text-white);
}

.file-item-container.active {
    background: rgba(201, 44, 242, 0.08);
    border: 1px solid rgba(201, 44, 242, 0.2);
}

.file-item-container.active .file-item {
    color: #e879f9;
    font-weight: 500;
}

.file-item {
    padding: 8px 12px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: 'Fira Code', monospace;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-grow: 1;
}

.btn-delete-file {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    font-size: 0.8rem;
    transition: var(--transition-fast);
    opacity: 0;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-item-container:hover .btn-delete-file {
    opacity: 1;
    pointer-events: auto;
}

.btn-delete-file:hover {
    color: #f87171;
    transform: scale(1.2);
}

.table-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.player-viewer-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
}

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

.viewer-header h3 {
    font-size: 1.25rem;
    color: var(--text-white);
}

.canvas-container {
    flex-grow: 1;
    background: #080610;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

#skeleton-canvas {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.canvas-frame-overlay {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.7);
    padding: 6px 12px;
    border-radius: 6px;
    font-family: monospace;
    font-size: 0.75rem;
    color: var(--text-white);
    border: 1px solid var(--border-glass);
}

.viewer-controls {
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(0, 0, 0, 0.2);
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--border-glass);
}

.playback-buttons {
    display: flex;
    gap: 8px;
}

.playback-buttons .btn-icon.toggle-active.active {
    background: rgba(99, 102, 241, 0.15);
    color: var(--secondary);
    border-color: rgba(99, 102, 241, 0.3);
}

.scrubber-container {
    flex-grow: 1;
}

.scrubber-slider {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    -webkit-appearance: none;
    cursor: pointer;
}

.scrubber-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 6px var(--primary-glow);
    transition: var(--transition-fast);
}

.scrubber-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* ==========================================
   SCROLLBAR STYLING
========================================== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ==========================================
   TOOLTIPS
========================================== */
.tooltip {
    position: relative;
}

.tooltip span {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(5px);
    background: #000;
    color: #fff;
    font-size: 0.75rem;
    padding: 6px 10px;
    border-radius: 6px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-fast);
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    z-index: 10;
}

.tooltip:hover span {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ==========================================
   UTILITY & HELPERS
========================================== */
.hidden { display: none !important; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted) !important; }
.small { font-size: 0.8rem; }
.col-span-all { grid-column: 1 / -1; }
.yellow { color: var(--yellow) !important; }
.text-danger { color: var(--danger) !important; }

/* ==========================================
   CAMERA SOURCE SELECTOR WIDGET
========================================== */
.camera-widget {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    padding: 8px 14px;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.camera-widget:hover {
    border-color: var(--primary);
    box-shadow: 0 0 10px rgba(201, 44, 242, 0.15);
}

.camera-select-dropdown {
    background: transparent;
    border: none;
    color: var(--text-white);
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    outline: none;
    padding-right: 5px;
}

.camera-select-dropdown option {
    background: #0f0c1b;
    color: var(--text-white);
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
}