/* --- VARIABLES --- */
:root {
    --bg-crema: #f9f7f2;
    --sigma-gold: #d4af37;
    --sigma-dark: #121212;
    --glass-bg: rgba(255, 255, 255, 0.45);
    --glass-border: rgba(255, 255, 255, 0.7);
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.04);
}

/* Fondo Crema General */
body {
    background-color: var(--bg-crema);
}

.sigma-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 40px;
    padding: 40px 5%;
}

/* --- LA CARD GLASS --- */
.sigma-card-glass {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.7s cubic-bezier(0.2, 1, 0.3, 1);
}

.sigma-card-glass.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.card-inner {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 16px;
    box-shadow: var(--shadow-soft);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
}

/* Hover sin gelatina - Elevación pura */
.sigma-card-glass:hover .card-inner {
    transform: translateY(-12px);
    background: rgba(255, 255, 255, 0.65);
    border-color: var(--sigma-gold);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.08);
}

/* Imagen */
.image-section {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    aspect-ratio: 1 / 1.1;
    background: #ebebeb;
}

.image-section img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.2s cubic-bezier(0.2, 1, 0.3, 1);
}

.sigma-card-glass:hover .image-section img {
    transform: scale(1.08);
}

.tag-new {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--sigma-dark);
    color: #fff;
    padding: 5px 12px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1px;
    border-radius: 6px;
    z-index: 2;
}

/* Información */
.info-section {
    padding: 20px 8px 10px;
    text-align: center;
}

.brand-sub {
    font-size: 9px;
    letter-spacing: 3px;
    color: #999;
    text-transform: uppercase;
    display: block;
    margin-bottom: 8px;
}

.info-section h3 {
    font-size: 1.2rem;
    color: var(--sigma-dark);
    margin-bottom: 6px;
    font-weight: 600;
}

.price-text {
    font-weight: 400;
    color: var(--sigma-dark);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

/* Botones */
.button-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

.btn-glass-icon {
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.05);
    width: 44px;
    height: 44px;
    border-radius: 14px;
    cursor: pointer;
    transition: 0.3s;
    color: var(--sigma-dark);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-glass-icon:hover {
    background: var(--sigma-dark);
    color: #fff;
    transform: rotate(-5deg);
}

.btn-main-view {
    background: var(--sigma-dark);
    color: #fff;
    border: none;
    padding: 12px;
    border-radius: 14px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    cursor: pointer;
    flex-grow: 1;
    transition: 0.3s;
}

.btn-main-view:hover {
    background: var(--sigma-gold);
    color: #fff;
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.3);
}