/* Основные стили */
:root {
    --primary-color: #1db954;
    --secondary-color: #191414;
    --text-color: #ffffff;
    --text-secondary: #b3b3b3;
    --bg-primary: #121212;
    --bg-secondary: #181818;
    --bg-tertiary: #282828;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Навигация */
.navbar {
    background-color: var(--bg-secondary);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Аудиоплеер */
.audio-player {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--bg-tertiary);
    padding: 1rem;
    z-index: 1000;
}

.player-container {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    align-items: center;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.track-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.track-info img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 4px;
}

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

.control-btn {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.2rem;
    cursor: pointer;
    transition: color 0.3s;
}

.control-btn:hover {
    color: var(--primary-color);
}

.play-btn-big {
    background-color: var(--primary-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

#progress-bar {
    flex: 1;
    height: 4px;
    -webkit-appearance: none;
    background: var(--bg-tertiary);
    border-radius: 2px;
    outline: none;
}

#progress-bar::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
}

.player-extra {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 1rem;
}

/* Сетки контента */
.tracks-grid,
.albums-grid,
.musicians-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.track-card,
.album-card,
.musician-card {
    background-color: var(--bg-secondary);
    border-radius: 8px;
    padding: 1rem;
    transition: transform 0.3s, background-color 0.3s;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}

.track-card:hover,
.album-card:hover,
.musician-card:hover {
    background-color: var(--bg-tertiary);
    transform: translateY(-5px);
}

.track-cover,
.album-cover,
.musician-avatar {
    position: relative;
    margin-bottom: 1rem;
}

.track-cover img,
.album-cover img,
.musician-avatar img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 4px;
}

.play-btn {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background-color: var(--primary-color);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
}

.track-card:hover .play-btn {
    opacity: 1;
    transform: scale(1.1);
}

/* Административная панель */
.admin-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-color), #1ed760);
    padding: 1.5rem;
    border-radius: 10px;
    color: white;
    text-align: center;
}

.stat-card h3 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.action-card {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s, background-color 0.3s;
}

.action-card:hover {
    background-color: var(--bg-tertiary);
    transform: translateY(-5px);
}

.action-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Формы */
.form-group {
    margin-bottom: 1rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--bg-tertiary);
    border: 1px solid #404040;
    border-radius: 4px;
    color: var(--text-color);
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

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

.btn-primary:hover {
    background-color: #1ed760;
}

/* Таблицы */
.table {
    width: 100%;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
}

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

.table th {
    background-color: var(--bg-tertiary);
    font-weight: 600;
}

.table tr:hover {
    background-color: rgba(29, 185, 84, 0.1);
}

/* Адаптивность */
@media (max-width: 768px) {
    .player-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .tracks-grid,
    .albums-grid,
    .musicians-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 1rem;
    }
    
    .navbar-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}