/* ============================================
   Home Page - Underground Urbano Premium
   ============================================ */

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    z-index: 1;
}

/* Dramatic gradient background for hero */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 50% 60% at 50% 45%, rgba(0,229,255,0.08) 0%, transparent 70%),
        radial-gradient(ellipse 40% 50% at 25% 60%, rgba(170,0,255,0.06) 0%, transparent 60%),
        radial-gradient(ellipse 35% 45% at 75% 40%, rgba(41,121,255,0.05) 0%, transparent 60%);
    z-index: 0;
    animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
    0%   { opacity: 1; transform: scale(1); }
    100% { opacity: 0.6; transform: scale(1.05); }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(8,8,8,0.05) 0%, rgba(8,8,8,0.6) 55%, rgba(8,8,8,0.95) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: var(--space-xl);
    max-width: 950px;
    margin: 0 auto;
}

/* Hero title — always visible gradient text */
.hero-title {
    font-size: var(--text-hero);
    font-weight: 900;
    line-height: 0.9;
    margin-bottom: var(--space-lg);
    animation: scaleIn 1s ease-out;
}

.hero-tagline {
    font-family: var(--font-accent);
    font-size: clamp(0.75rem, 2vw, 1rem);
    text-transform: uppercase;
    letter-spacing: 0.5em;
    color: var(--color-cyan);
    text-shadow: var(--text-glow-cyan);
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-cta {
    animation: fadeInUp 1s ease-out 0.6s both;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: bounceArrow 2s ease-in-out infinite;
    color: var(--color-text-muted);
}

.hero-scroll-indicator svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

/* --- Featured Release --- */
.featured-card {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    align-items: stretch;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.featured-card:hover {
    border-color: rgba(0, 229, 255, 0.15);
    box-shadow: 0 0 60px rgba(0,229,255,0.04);
}

@media (min-width: 768px) {
    .featured-card {
        grid-template-columns: 1fr 1fr;
    }
}

.featured-artwork {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1;
}

.featured-artwork img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-smooth);
    filter: brightness(0.92);
}

.featured-card:hover .featured-artwork img {
    transform: scale(1.04);
    filter: brightness(1);
}

.featured-artwork .play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(8, 8, 8, 0.4);
    opacity: 0;
    transition: opacity var(--transition-base);
    cursor: pointer;
}

.featured-card:hover .play-overlay {
    opacity: 1;
}

.featured-info {
    padding: var(--space-2xl) var(--space-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-label {
    font-family: var(--font-accent);
    text-transform: uppercase;
    letter-spacing: 0.25em;
    font-size: 0.65rem;
    color: var(--color-cyan);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.featured-label::before {
    content: '';
    display: block;
    width: 20px;
    height: 2px;
    background: var(--color-cyan);
    box-shadow: var(--glow-cyan);
}

.featured-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
    line-height: 0.95;
    letter-spacing: -0.02em;
}

.featured-artist {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-family: var(--font-accent);
}

.featured-meta {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.featured-spotify {
    margin-bottom: var(--space-xl);
}

.featured-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* --- Artist Preview (Home) --- */
.artist-preview-card {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.artist-preview-card:hover {
    border-color: rgba(0, 229, 255, 0.12);
    box-shadow: 0 0 50px rgba(0,229,255,0.03);
}

@media (min-width: 768px) {
    .artist-preview-card {
        grid-template-columns: 280px 1fr;
        gap: 0;
    }
}

.artist-preview-img {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
}

.artist-preview-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(15%) contrast(1.05);
    transition: filter var(--transition-smooth);
}

.artist-preview-card:hover .artist-preview-img img {
    filter: grayscale(0%) contrast(1.1);
}

.artist-preview-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 60%, rgba(15,15,15,0.9) 100%);
}

.artist-preview-body {
    padding: var(--space-xl) var(--space-2xl);
}

.artist-preview-body h3 {
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-sm);
}

.artist-preview-body .genre {
    color: var(--color-cyan);
    font-size: var(--text-sm);
    margin-bottom: var(--space-lg);
    font-family: var(--font-accent);
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.artist-preview-body p {
    margin-bottom: var(--space-xl);
    font-size: var(--text-sm);
    line-height: 1.7;
}

.artist-preview-body .actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    align-items: center;
}

/* --- Tracks Section --- */
#musica-preview {
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, rgba(0,229,255,0.02) 50%, var(--color-bg-primary) 100%);
}

.tracks-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.track-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: rgba(255,255,255,0.035);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    color: inherit;
}

.track-item:hover {
    background: rgba(255,255,255,0.07);
    border-color: rgba(0, 229, 255, 0.2);
    transform: translateX(4px);
    box-shadow: 0 0 25px rgba(0,229,255,0.04);
}

.track-num {
    font-family: var(--font-accent);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    width: 24px;
    text-align: center;
    flex-shrink: 0;
    transition: opacity var(--transition-fast);
}

.track-cover {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.track-info {
    flex: 1;
    min-width: 0;
}

.track-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: var(--text-base);
    text-transform: uppercase;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.track-artist {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.track-duration {
    font-family: var(--font-accent);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    flex-shrink: 0;
}

.track-play-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    opacity: 0;
    transition: all var(--transition-fast);
}

.track-play-btn svg {
    width: 16px;
    height: 16px;
    fill: #000;
    margin-left: 2px;
}

.track-item:hover .track-play-btn {
    opacity: 1;
}

.track-item:hover .track-num {
    opacity: 0;
}

/* --- Footer --- */
.site-footer {
    background: rgba(255,255,255,0.015);
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: var(--space-3xl) 0 var(--space-xl);
    position: relative;
    z-index: 1;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

.footer-tagline {
    font-family: var(--font-accent);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-cyan);
    margin: var(--space-md) 0;
}

.footer-desc {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    max-width: 350px;
}

.footer-heading {
    font-family: var(--font-accent);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-primary);
    margin-bottom: var(--space-lg);
}

.footer-nav ul li {
    margin-bottom: var(--space-sm);
}

.footer-nav ul li a {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.footer-nav ul li a:hover {
    color: var(--color-cyan);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: var(--space-xl);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin: 0 auto;
}