/* Tarjeta principal de promoción */
.promo-card {
    background: var(--gradiente-card);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--bordes-divisores);
    box-shadow: 
        var(--shadow-xl),
        0 0 0 1px rgba(34, 162, 184, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    overflow: hidden;
    animation: cardFloatUp 0.8s ease-out;
    position: relative;
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
}

.promo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(34, 162, 184, 0.05) 0%, 
        transparent 30%, 
        transparent 70%, 
        rgba(10, 42, 78, 0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 1;
}

.promo-card:hover::before {
    opacity: 1;
}

.promo-card:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 35px 70px rgba(0, 0, 0, 0.12),
        0 0 0 1px rgba(34, 162, 184, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

/* Header de la promoción */
.promo-header {
    background: var(--gradiente-principal);
    padding: var(--espaciado-xl) var(--espaciado-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.promo-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.1) 0%, 
        transparent 50%, 
        rgba(255, 255, 255, 0.05) 100%);
    z-index: 1;
}

.promo-header > * {
    position: relative;
    z-index: 2;
}

.logo-container {
    margin-bottom: var(--espaciado-lg);
    position: relative;
}

.logo {
    max-width: 180px;
    height: auto;
    filter: none;
    opacity: 1;
    transition: var(--transition-base);
}

.logo:hover {
    transform: scale(1.05);
}

.promo-header h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--fondo-principal);
    margin: 0 0 var(--espaciado-md) 0;
    line-height: 1.1;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.promo-header h1 span {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.promo-header p {
    font-size: 1.3rem;
    font-weight: 400;
    line-height: 1.6;
    margin: 0;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}