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

:root {
    --bg-primary: #121212;
    --bg-secondary: #181818;
    --bg-tertiary: #282828;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --accent: #1db954;
    --accent-hover: #1ed760;
    --danger: #e22134;
    --border: #282828;
    --shadow: rgba(0, 0, 0, 0.5);
}

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

/* Header */
header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px var(--shadow);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--accent);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo:hover {
    color: var(--accent-hover);
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Section */
.section {
    padding: 3rem 0;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border);
}

/* Artist Card */
.artist-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 20px var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.artist-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px var(--shadow);
}

.artist-header {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.artist-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
    box-shadow: 0 4px 15px var(--shadow);
}

.artist-info h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.verified {
    color: var(--accent);
    font-size: 1.5rem;
}

.artist-bio {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.3s;
    font-weight: 500;
}

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

/* Song Grid */
.songs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.song-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s;
    cursor: pointer;
}

.song-card:hover {
    background: var(--bg-tertiary);
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow);
}

.song-cover {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 8px;
    object-fit: cover;
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px var(--shadow);
}

.song-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.song-artist {
    color: var(--text-secondary);
    font-size: 0.9rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Audio Player */
.audio-player {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 1rem 2rem;
    box-shadow: 0 -2px 20px var(--shadow);
    display: none;
    z-index: 1001;
}

.audio-player.active {
    display: block;
}

.player-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.player-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 200px;
}

.player-cover {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    object-fit: cover;
}

.player-details h4 {
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
}

.player-details p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.player-controls {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

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

.control-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s;
    padding: 0.5rem;
    border-radius: 50%;
}

.control-btn:hover {
    color: var(--accent);
    background: rgba(255, 255, 255, 0.1);
}

.play-btn {
    font-size: 2rem;
    background: var(--accent);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.play-btn:hover {
    background: var(--accent-hover);
    transform: scale(1.1);
}

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

.time {
    font-size: 0.8rem;
    color: var(--text-secondary);
    min-width: 40px;
}

.progress-bar {
    flex: 1;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    cursor: pointer;
    position: relative;
}

.progress {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    width: 0%;
    transition: width 0.1s;
}

.progress-bar:hover .progress {
    background: var(--accent-hover);
}

/* Albums Grid */
.albums-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
}

.album-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1rem;
    transition: all 0.3s;
    cursor: pointer;
}

.album-card:hover {
    background: var(--bg-tertiary);
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow);
}

.album-cover {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 8px;
    object-fit: cover;
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px var(--shadow);
}

.album-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.album-artist {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Feedback Section */
.feedback-form {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.btn {
    padding: 0.8rem 2rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(29, 185, 84, 0.3);
}

.feedback-list {
    display: grid;
    gap: 1rem;
}

.feedback-item {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1.5rem;
    border-left: 4px solid var(--accent);
}

.feedback-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.8rem;
}

.feedback-name {
    font-weight: 600;
}

.feedback-date {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.feedback-message {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Footer */
footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    margin-top: 4rem;
    text-align: center;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .artist-header {
        flex-direction: column;
        text-align: center;
    }
    
    .artist-info h2 {
        font-size: 1.8rem;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .player-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .songs-grid,
    .albums-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}