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

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
}

/* Glassmorphism details */
.glass-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    transition: background var(--transition-normal), border-bottom var(--transition-normal);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

/* Header UI */
header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    color: var(--accent);
    animation: float 4s ease-in-out infinite;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--text-primary) 30%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Toggle Theme Button */
.btn-theme {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.6rem 1.2rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-fast);
}

.btn-theme:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    color: var(--accent);
}

.btn-theme svg {
    transition: transform var(--transition-normal);
}

.btn-theme:hover svg {
    transform: rotate(15deg);
}

/* Main Content Layout */
main {
    flex: 1;
    padding: 3rem 0;
}

/* Hero Intro */
.hero {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 3rem;
    overflow: visible;
}

.hero h1 {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -1px;
    margin-bottom: 1rem;
}

.hero p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Search Dashboard */
.search-dashboard {
    max-width: 800px;
    margin: 0 auto 3rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.search-box-wrapper {
    position: relative;
    width: 100%;
}

.search-icon {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
    transition: color var(--transition-fast);
}

.search-input {
    width: 100%;
    padding: 1.2rem 1.2rem 1.2rem 3.2rem;
    font-family: var(--font-sans);
    font-size: 1.1rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-md);
    outline: none;
    transition: all var(--transition-normal);
    box-shadow: var(--card-shadow);
}

.search-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.search-input:focus + .search-icon {
    color: var(--accent);
}

/* Filters Section */
.filters-section {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    justify-content: center;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.chip-container {
    display: flex;
    gap: 0.5rem;
}

.chip {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.4rem 1rem;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
}

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

.chip.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Song Card Grid */
.songs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    width: 100%;
}

.song-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 200px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: all var(--transition-normal);
}

.song-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent);
    box-shadow: 0 20px 40px -15px rgba(99, 102, 241, 0.15), 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* Subtle background accent in card */
.song-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    pointer-events: none;
    transition: transform var(--transition-slow);
}

.song-card:hover::before {
    transform: translate(-10%, 10%);
}

.song-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.meta-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.badge {
    padding: 0.3rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge.lang {
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent);
}

.badge.lic-cc {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.badge.lic-cr {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.card-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
}

.card-buttons a, .card-buttons button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    text-decoration: none;
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.8rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    flex: 1 1 calc(50% - 0.25rem);
    min-width: 120px;
    transition: all var(--transition-fast);
}

.card-buttons a:hover, .card-buttons button:hover, .card-buttons button.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.streaming-drawer {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px dashed var(--border-color);
    animation: slideDown 0.2s ease-out;
}

.stream-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.4rem 0.75rem;
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    color: var(--text-primary);
    font-size: 0.8rem;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.stream-link:hover {
    background: var(--accent);
    color: #fff;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}


/* No Results placeholder */
.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.no-results svg {
    color: var(--text-secondary);
    opacity: 0.5;
}

/* Footer UI */
footer {
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Floating animation */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
    100% { transform: translateY(0px); }
}