* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Exo', sans-serif;
}

body {
    background-color: #000;
    color: #fff;
    position: relative;
}

/* Efecto de partículas */
#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: -1;
}

/* Grid de 12 columnas */
.grid-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 10px;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
    background-color: #081728;
    transition: height 0.3s ease, background-color 0.3s ease;
    z-index: 10;
}

header.scrolled {
    height: 50px;
    background-color: #fff;
}

header .logo {
    width: 150px;
    height: auto;
    transition: width 0.3s ease;
}

header.scrolled .logo {
    width: 100px;
}

.social-icons {
    display: flex;
    gap: 15px;
    position: absolute;
    right: 20px;
}

.social-link {
    color: #fff;
    font-size: 1.2rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

header.scrolled .social-link {
    color: #081728;
}

.social-link:hover {
    color: #63B3ED;
}

header.scrolled .social-link:hover {
    color: #63B3ED;
}

/* Hero Section (Banner) */
.hero-section {
    position: relative;
    text-align: center;
    width: 100vw;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    margin-top: 90px;
}

.hero-background {
    position: relative;
    height: 800px;
    background-image: url('images/hero-image.jpg');
    background-size: cover;
    background-position: center;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.5) 100%);
}

.hero-text {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    text-align: center;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0px;
}

.hero-text p {
    font-size: 1.5rem;
    font-weight: 300;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.hero-links {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.hero-link {
    color: #fff;
    text-decoration: none;
    font-size: 1.2rem;
}

.hero-link:hover {
    text-decoration: underline;
}

/* Sección de Colección Oorizoom */
.singles-section {
    margin-top: 50px;
    padding: 40px 0;
    text-align: center;
    position: relative;
}

.singles-section h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    grid-column: 1 / -1;
    color: #63B3ED;
}

.singles-container {
    display: contents;
}

.single-card {
    grid-column: span 3;
    text-align: center;
}

.single-card img {
    width: 100%;
    max-width: 200px;
    aspect-ratio: 1/1;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.single-card:hover img {
    transform: scale(1.05) rotate(1deg);
}

.single-info h3 {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #ddd;
    margin-bottom: 2px;
    font-weight: 500;
}

.spotify-link {
    font-size: 0.6rem;
    text-transform: uppercase;
    color: #1E90FF;
    text-decoration: none;
    transition: color 0.3s ease;
}

.spotify-link:hover {
    color: #63B3ED;
    text-decoration: underline;
}

/* Estilos para la sección de detalles */
.details-container {
    grid-column: 1 / -1;
}

.details-storage {
    display: none;
}

.single-details {
    display: none;
    background-color: #111;
    border-radius: 8px;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    margin-top: 20px;
    grid-column: 1 / -1;
}

.details-content {
    display: flex;
    align-items: center;
    gap: 40px;
    width: 100%;
    padding: 40px 20px;
}

.details-content img {
    width: 400px;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
}

.details-text {
    text-align: left;
    line-height: 1.5;
    flex: 1;
}

.details-text h3 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: #63B3ED;
}

.details-text p {
    font-size: 1rem;
    margin-bottom: 5px;
}

.details-text .platforms {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}

.details-text .platforms a {
    color: #fff;
    font-size: 1.5rem;
    text-decoration: none;
}

.details-text .platforms a:hover {
    color: #63B3ED;
}

/* Estilos para el reproductor de Spotify */
.spotify-player {
    margin-top: 20px;
    width: 100%;
}

.spotify-player iframe {
    width: 100%;
    height: 380px;
    border-radius: 12px;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    background-color: #111;
    font-size: 0.8rem;
    color: #666;
    position: relative;
    z-index: 1;
}

footer p {
    grid-column: 1 / -1;
}

/* Ajustes para mobile vertical (≤ 480px) */
@media (max-width: 480px) {
    header {
        justify-content: flex-start;
    }

    .hero-text h1, .hero-text p, .hero-link {
        font-weight: 700;
        white-space: nowrap;
        line-height: 1.2;
    }

    .hero-background {
        background-image: url('images/hero-image_vertical@2x.jpg');
        height: 600px;
    }

    .single-card {
        grid-column: span 6;
    }

    .single-card img {
        max-width: 150px;
    }

    .details-content {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .details-content img {
        width: 300px;
        height: 300px;
    }

    .details-text {
        text-align: center;
    }

    .details-text h3 {
        font-size: 2rem;
    }

    .details-text p {
        font-size: 1rem;
    }

    .details-text .platforms {
        justify-content: center;
        gap: 25px;
    }

    .details-text .platforms a {
        font-size: 1.5rem;
    }

    .spotify-player iframe {
        height: 300px;
    }

    footer p {
        font-size: 0.9rem;
        line-height: 1.5;
    }

    footer p::after {
        content: "\A Todos los derechos reservados.";
        white-space: pre;
    }
}

/* Efecto para miniatura activa */
.single-card.active img {
    border: 2px solid #63B3ED;
}