:root {
    --bg-dark: #020617;
    --text-primary: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #10b981;
    --accent-glow: rgba(16, 185, 129, 0.4);
    --glass-bg: rgba(15, 23, 42, 0.75);
    --glass-border: rgba(255, 255, 255, 0.08);
    --panel-gap: 1.5rem;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    position: relative;
    padding: 2rem;
}

/* Dynamic ambient lighting */
.ambient-light {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.2;
    z-index: -1;
    animation: breathe 8s infinite alternate;
    pointer-events: none;
}

.blob-1 {
    width: 50vw;
    height: 50vw;
    background: #10b981;
    top: -20vh;
    left: -10vw;
}

.blob-2 {
    width: 40vw;
    height: 40vw;
    background: #0ea5e9;
    bottom: -10vh;
    right: -10vw;
    animation-delay: 4s;
}

@keyframes breathe {
    from {
        transform: scale(1) translate(0, 0);
        opacity: 0.15;
    }

    to {
        transform: scale(1.1) translate(20px, 30px);
        opacity: 0.25;
    }
}

.dashboard-wrapper {
    width: 100%;
    max-width: 1400px;
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: var(--panel-gap);
}

/* HEADER AREA */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brand-icon {
    color: var(--accent);
}

.title-group h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 2rem;
    letter-spacing: -0.5px;
    font-weight: 800;
}

.title-group .highlight {
    background: linear-gradient(135deg, #34d399, #0ea5e9);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.title-group p {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* TOGGLES */
.mode-toggle {
    display: flex;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 50px;
    padding: 0.3rem;
}

.toggle-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 0.7rem 1.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s;
}

.toggle-btn.active {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* MAIN GRID LAYOUT */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--panel-gap);
    min-height: 60vh;
}

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

    .dashboard-header {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: 0 15px 35px -15px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
}

/* LEFT COLUMN - MEDIA FEED */
.media-section {
    padding: 1rem;
}

.media-container {
    width: 100%;
    height: 100%;
    min-height: 450px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    background: #000;
}

.media-container.hidden {
    display: none;
}

#webcam-video,
#image-preview {
    width: 100%;
    max-height: 65vh;
    object-fit: contain;
    pointer-events: none;
}

.bounding-boxes-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
}

.overlay-controls {
    position: absolute;
    bottom: 20px;
    z-index: 10;
    display: flex;
    gap: 1rem;
}

.bottom-bar {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    padding: 0.8rem 1.2rem;
    border-radius: 50px;
}

/* DRAG & DROP */
.drop-zone {
    width: 90%;
    height: 80%;
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    cursor: pointer;
    transition: 0.3s;
}

.drop-zone:hover {
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.03);
}

.upload-icon {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.drop-zone h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.drop-zone p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.preview-area {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

/* BUTTONS */
.action-btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 50px;
    font-family: 'Inter';
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s;
}

.start-pulse {
    background: var(--accent);
    color: white;
    box-shadow: 0 0 15px var(--accent-glow);
}

.start-pulse:hover {
    box-shadow: 0 0 25px var(--accent-glow);
    transform: scale(1.02);
}

.stop-btn {
    background: #ef4444;
    color: white;
}

.stop-btn:hover {
    background: #dc2626;
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.4);
}

.primary {
    background: var(--accent);
    color: white;
}

.primary:hover {
    border: 1px solid white;
}

.ghost {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.ghost:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* RIGHT COLUMN - ANALYTICS PANEL */
.analytics-section {
    padding: 2.5rem;
    gap: 1.5rem;
}

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

.panel-header h2 {
    font-family: 'Outfit';
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    background: rgba(0, 0, 0, 0.3);
    padding: 0.4rem 1rem;
    border-radius: 50px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 8px #22c55e;
    animation: blink 1.5s infinite;
}

@keyframes blink {
    50% {
        opacity: 0.4;
    }
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.stat-card {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1rem;
    border-radius: 12px;
    text-align: center;
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    font-family: 'Outfit';
    color: #fff;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.2rem;
}

.network-card {
    border-color: rgba(16, 185, 129, 0.3);
    background: rgba(16, 185, 129, 0.05);
}

.divider {
    border: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
    margin: 0.5rem 0;
}

.section-title {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

/* Primary Subject */
.subject-readout {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.emotion-display h2 {
    font-family: 'Outfit';
    font-size: 3.5rem;
    line-height: 1;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #fff;
}

.confidence-text {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
    margin-top: 0.5rem;
}

.demographic-display {
    text-align: right;
}

.demo-badge {
    display: inline-block;
    background: rgba(236, 72, 153, 0.1);
    color: #ec4899;
    padding: 0.3rem 0.8rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 5px;
    margin-bottom: 0.4rem;
    border: 1px solid rgba(236, 72, 153, 0.3);
}

.demographic-display h3 {
    font-size: 1.8rem;
    font-family: 'Outfit';
    color: #cbd5e1;
}

/* Emotion Spectrum Bars */
.emotion-bars {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 0.5rem;
}

.emotion-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.emotion-name {
    width: 70px;
    font-weight: 600;
    font-size: 0.85rem;
    color: #cbd5e1;
}

.bar-track {
    flex: 1;
    height: 6px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #10b981, #0ea5e9);
    border-radius: 10px;
    width: 0%;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.emotion-value {
    width: 45px;
    text-align: right;
    font-size: 0.8rem;
    font-family: 'Outfit';
    font-weight: 600;
    color: var(--text-muted);
}

.hidden {
    display: none !important;
}