/* sneakers.css - Estilos específicos para el funnel del catálogo */

/* HERO DE SNEAKERS */
.sneakers-hero {
    padding-top: 100px;
    padding-bottom: 60px;
    text-align: center;
    background: var(--bg-color);
}

.sneakers-hero h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 0.9;
    text-transform: uppercase;
    letter-spacing: -2px;
}

.sneakers-hero p {
    color: var(--text-secondary);
    margin-top: 1rem;
    font-size: 1.1rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* FUNNEL DE MARCAS - DISEÑO ACORDEÓN HORIZONTAL EXTREMO */
.brand-funnel {
    padding: 20px 0;
    background: var(--black);
}

.brand-funnel .section-header {
    text-align: center;
    padding: 40px 20px;
}

.brand-funnel .section-header h2 {
    color: var(--white);
    font-size: clamp(2rem, 5vw, 3rem);
    text-transform: uppercase;
}

.brand-funnel .section-header h2 span {
    color: var(--gold);
}

.massive-brands-container {
    display: flex;
    width: 100%;
    height: 60vh;
    min-height: 400px;
    overflow: hidden;
    background: var(--black);
}

.massive-brand {
    flex: 1;
    position: relative;
    transition: all 0.7s cubic-bezier(0.25, 1, 0.5, 1);
    cursor: pointer;
    background-color: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    border-left: 1px solid rgba(255,255,255,0.05); /* Borde para enmarcar capa */
    border-radius: 15px 0 0 15px; /* Bordes curvados a la izquierda para el overlap */
    margin-left: -35px; /* Superposición extrema de tarjetas */
    box-shadow: -15px 0 35px rgba(0,0,0,0.95); /* Sombra que separa la tarjeta superior de la inferior */
    overflow: hidden;
}

.massive-brand:first-child {
    margin-left: 0;
    border-radius: 0;
}

.massive-brand::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    /* Fondo dorado muy oscuro invisible hasta el hover */
    background: radial-gradient(circle at center, rgba(212,175,55,0.15) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.massive-brand:hover {
    flex: 4; /* Grita para ser vista expandiéndose muchísimo */
    background-color: #050505;
    z-index: 10 !important; /* Salta por encima de todas en la superposición */
}

.massive-brand:hover::before {
    opacity: 1;
}

.bg-text {
    font-size: clamp(2rem, 4vw, 4rem);
    font-weight: 900;
    transform: rotate(-90deg); /* Texto en vertical en estado inactivo */
    color: transparent;
    -webkit-text-stroke: 1px rgba(255,255,255,0.3);
    transition: all 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 5px;
    z-index: 2;
}

.massive-brand:hover .bg-text {
    transform: rotate(0deg); /* Se endereza brutalmente */
    font-size: clamp(3rem, 7vw, 7rem);
    color: var(--white);
    -webkit-text-stroke: 0px;
    text-shadow: 0 10px 40px var(--gold-glow);
    letter-spacing: -2px;
}

/* Animación Respiratoria Dorada para el estado inactivo */
.massive-brand:not(:hover) .bg-text {
    animation: gold-pulse 3s infinite alternate ease-in-out;
}

@keyframes gold-pulse {
    0% {
        color: transparent;
        -webkit-text-stroke: 1px rgba(255,255,255,0.2);
        text-shadow: none;
    }
    100% {
        color: rgba(212, 175, 55, 0.05); 
        -webkit-text-stroke: 1px var(--gold);
        text-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
    }
}

/* BOTÓN DE VOLVER (OCULTO INICIALMENTE) */
.btn-back {
    background: transparent;
    border: 2px solid var(--black);
    color: var(--black);
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: 800;
    font-family: 'Outfit', sans-serif;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-back:hover {
    background: var(--black);
    color: var(--gold);
    border-color: var(--black);
    transform: translateX(-5px);
}

.btn-back i {
    font-size: 1.2rem;
}

/* CARGA AJAX SIMULADA (SPINNER) */
.loader-container {
    display: none;
    width: 100%;
    text-align: center;
    padding: 100px 0;
}

.gold-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(212, 175, 55, 0.2);
    border-top: 4px solid var(--gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

.products {
    padding-top: 150px;
}

@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }

/* RESPONSIVE MÓVIL (ACORDEÓN VERTICAL EN VEZ DE HORIZONTAL) */
@media (max-width: 1024px) {
    .massive-brands-container {
        flex-direction: column;
        height: 75vh;
    }
    .massive-brand {
        border-left: none;
        border-radius: 0;
        margin-left: 0;
        margin-top: -20px; /* Superposición vertical ahora */
        box-shadow: 0 -15px 30px rgba(0,0,0,0.8);
        border-top: 1px solid rgba(255,255,255,0.05);
    }
    .massive-brand:first-child {
        margin-top: 0;
    }
    .bg-text {
        transform: rotate(0deg); /* Ya no ocupan espacio de lado, así que no se rotan */
        font-size: 2.5rem;
    }
    .massive-brand:hover {
        flex: 3;
    }
    .massive-brand:hover .bg-text {
        font-size: 3.5rem;
    }
    .sneakers-hero {
        padding-top: 140px;
    }
    .products {
        padding-top: 110px;
    }
}