:root {
    --bg-color: #0f172a;
    --text-color: #e2e8f0;
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --card-bg: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    --danger-color: #ef4444;
    --glass-blur: 12px;
}

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

body {
    font-family: 'Inter', 'Outfit', sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding-bottom: 2rem;
}

header {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 2rem;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 10;
}

header h1 {
    font-weight: 700;
    font-size: 2rem;
    background: linear-gradient(to right, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

main {
    flex: 1;
    max-width: 1200px;
    margin: 2rem auto;
    width: 100%;
    padding: 0 1rem;
}

.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
}

.btn {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn:hover {
    background: var(--primary-hover);
    transform: scale(1.05);
}

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

.btn-danger:hover {
    background: #dc2626;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-color);
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.5);
}

/* Audio List Grid */
.audio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.audio-item h3 {
    margin-bottom: 0.5rem;
}

.audio-item p {
    color: #94a3b8;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

/* Flash Messages */
.flash {
    background: rgba(59, 130, 246, 0.2);
    border: 1px solid var(--primary-color);
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Admin layout */
.admin-nav {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-weight: 600;
    color: #94a3b8;
}

/* Custom Player Styles */
.player-container {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.player-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.player-btn {
    background: rgba(255,255,255,0.1);
    border: 1px solid var(--border-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.player-btn:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

.player-btn.play-pause {
    width: 65px;
    height: 65px;
    font-size: 1.5rem;
}

.progress-container {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.progress-bar {
    flex: 1;
    height: 8px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--primary-color);
    width: 0%;
    transition: width 0.1s linear;
}

.time-display {
    font-variant-numeric: tabular-nums;
    font-size: 0.9rem;
    color: #94a3b8;
}

.actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

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