/* ==========================================================================
   DESSIERADIO STUDIO CONSOLE DESIGN SYSTEM
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --bg-dark: #2d3748;
    --bg-card: rgba(18, 25, 44, 0.85);
    --bg-card-hover: rgba(26, 36, 62, 0.9);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-border-glow: rgba(0, 242, 254, 0.3);
    
    --accent-cyan: #00f2fe;
    --accent-blue: #4facfe;
    --accent-emerald: #10b981;
    --accent-purple: #7c3aed;
    --accent-pink: #f43f5e;
    --accent-gold: #fbbf24;

    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --shadow-glow: 0 10px 40px rgba(0, 242, 254, 0.15);
    --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.4);
    
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;
}

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

html, body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, sans-serif;
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(circle at 15% 15%, rgba(0, 242, 254, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 85% 85%, rgba(124, 58, 237, 0.08) 0%, transparent 40%);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Container */
.studio-app {
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px 60px 20px;
}

/* Header Navbar */
.studio-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 16px 28px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-card);
}

.brand-section {
    display: flex;
    align-items: center;
    gap: 16px;
}

.brand-logo {
    max-height: 54px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 10px rgba(0,242,254,0.3));
}

.brand-info h1 {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #ffffff 0%, var(--accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 2px;
}

.brand-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Header Controls & Status */
.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.on-air-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: #ef4444;
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.2);
}

.on-air-dot {
    width: 8px;
    height: 8px;
    background-color: #ef4444;
    border-radius: 50%;
    animation: blink-live 1.2s ease-in-out infinite;
}

@keyframes blink-live {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

/* Hero Player Panel */
.studio-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin-bottom: 30px;
}

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

.now-playing-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

.now-playing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue), var(--accent-purple));
}

.cover-wrapper {
    position: relative;
    margin-bottom: 22px;
    width: 190px;
    height: 190px;
}

.cover-art {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.4s ease;
}

.cover-art.is-spinning {
    animation: vinyl-rotate 20s linear infinite;
}

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

.track-tag {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-cyan);
    margin-bottom: 8px;
}

.track-artist {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 4px;
    line-height: 1.2;
}

.track-title {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 20px;
}

/* Timeline Progress Bar */
.progress-container {
    width: 100%;
    margin-top: auto;
}

.progress-time-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 8px;
}

.progress-track {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
    border-radius: 10px;
    transition: width 0.5s linear;
}

/* Audio Console & Visualizer Panel */
.studio-console-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: var(--shadow-card);
}

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

.console-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Canvas Spectrum Visualizer */
.visualizer-canvas-container {
    width: 100%;
    height: 140px;
    background: rgba(10, 15, 28, 0.7);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    position: relative;
    margin-bottom: 20px;
}

#spectrum-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* Master Playout Controls */
.master-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    background: rgba(255, 255, 255, 0.03);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.btn-play-master {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
    color: #040914;
    border: none;
    padding: 14px 28px;
    border-radius: 40px;
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-glow);
    transition: all 0.3s ease;
}

.btn-play-master:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 12px 30px rgba(0, 242, 254, 0.4);
}

.btn-play-master.is-playing {
    background: linear-gradient(135deg, var(--accent-pink) 0%, #e11d48 100%);
    color: #ffffff;
    box-shadow: 0 10px 25px rgba(244, 63, 94, 0.3);
}

.volume-control {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    max-width: 200px;
}

.volume-icon {
    font-size: 1.2rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.volume-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.15);
    outline: none;
    cursor: pointer;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-cyan);
    cursor: pointer;
    box-shadow: 0 0 10px var(--accent-cyan);
}

/* Tabs Navigation */
.tabs-nav {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
    background: var(--bg-card);
    padding: 8px;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    overflow-x: auto;
}

.tab-btn {
    padding: 12px 24px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    font-family: inherit;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
    background: linear-gradient(135deg, rgba(0,242,254,0.15) 0%, rgba(79,172,254,0.15) 100%);
    color: var(--accent-cyan);
    border: 1px solid rgba(0, 242, 254, 0.3);
}

/* Tab Content Panels */
.tab-panel {
    display: none;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-card);
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

/* Grid Layout for Playlists */
.playlist-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

@media (max-width: 800px) {
    .playlist-grid {
        grid-template-columns: 1fr;
    }
}

.playlist-section-title {
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-cyan);
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Track List Cards */
.track-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.track-row {
    display: flex;
    align-items: center;
    gap: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 10px 14px;
    border-radius: var(--radius-md);
    transition: all 0.25s ease;
}

.track-row:hover {
    background: rgba(255, 255, 255, 0.07);
    transform: translateX(4px);
    border-color: rgba(0, 242, 254, 0.2);
}

.track-row-img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.track-row-meta {
    flex: 1;
    overflow: hidden;
}

.track-row-artist {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.track-row-title {
    font-size: 0.85rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.track-row-time {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-cyan);
    background: rgba(0, 242, 254, 0.1);
    padding: 4px 10px;
    border-radius: 20px;
}

/* Cartwall Soundboard */
.cartwall-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 15px;
}

.cart-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 15px;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.cart-btn:hover {
    background: linear-gradient(135deg, rgba(0,242,254,0.15) 0%, rgba(79,172,254,0.15) 100%);
    border-color: var(--accent-cyan);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.cart-btn-icon {
    font-size: 1.8rem;
}

/* Request Search UI */
.request-search-box {
    margin-bottom: 20px;
}

.search-input {
    width: 100%;
    padding: 16px 22px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1.05rem;
    font-family: inherit;
    outline: none;
    transition: all 0.3s ease;
}

.search-input:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.2);
    background: rgba(255, 255, 255, 0.08);
}

.search-results-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 420px;
    overflow-y: auto;
    padding-right: 5px;
}

.request-item-card {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 12px 18px;
    border-radius: var(--radius-md);
    transition: all 0.25s ease;
    cursor: pointer;
}

.request-item-card:hover {
    background: rgba(0, 242, 254, 0.08);
    border-color: var(--accent-cyan);
    transform: translateX(4px);
}

.request-item-icon {
    font-size: 1.4rem;
}

.request-item-info {
    flex: 1;
}

.request-item-artist {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.request-item-title {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.request-item-btn {
    background: var(--accent-cyan);
    color: #040914;
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.request-item-btn:hover {
    background: #ffffff;
    transform: scale(1.05);
}

/* Schedule Table */
.schedule-table {
    width: 100%;
    border-collapse: collapse;
}

.schedule-table th, .schedule-table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.schedule-table th {
    color: var(--accent-cyan);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.schedule-table td {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.schedule-table tr:hover td {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.02);
}

/* Footer */
.studio-footer {
    text-align: center;
    margin-top: 40px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.studio-footer b {
    color: var(--text-secondary);
}