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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: #f5f7fa;
    color: #2c3e50;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 40px 20px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 2.2rem;
    margin-bottom: 8px;
}

header p {
    opacity: 0.9;
}

main {
    flex: 1;
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
    padding: 40px 20px;
}

.playlist-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.playlist-card {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
}

.playlist-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.playlist-card h2 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: #667eea;
    word-break: break-all;
}

.meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: #7f8c8d;
    margin-bottom: 16px;
}

.actions {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
}

.btn {
    flex: 1;
    text-align: center;
    padding: 10px 12px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background 0.2s;
}

.btn-primary {
    background: #667eea;
    color: #fff;
}

.btn-primary:hover {
    background: #5568d3;
}

.btn-secondary {
    background: #eef0f5;
    color: #2c3e50;
}

.btn-secondary:hover {
    background: #dfe3ec;
}

.subscribe-hint {
    font-size: 0.75rem;
    color: #95a5a6;
    word-break: break-all;
}

.subscribe-hint code {
    background: #f0f2f7;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.72rem;
}

.empty {
    text-align: center;
    color: #95a5a6;
    padding: 60px 20px;
    font-size: 1.1rem;
}

footer {
    text-align: center;
    padding: 20px;
    color: #95a5a6;
    font-size: 0.85rem;
    border-top: 1px solid #e8ecf1;
}