/* Modo Navideño */
body.christmas-mode {
    --color-primary: #c41e3a; /* Rojo navideño */
    --color-secondary: #ffd700; /* Dorado */
    --color-christmas-green: #2e8b57; /* Verde navideño */
    --color-christmas-gold: #daa520; /* Oro oscuro */
}

/* Efectos de nieve */
.snowflakes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
}

.snowflake {
    position: absolute;
    top: -10px;
    color: white;
    font-size: 1em;
    opacity: 0.8;
    animation: fall linear infinite;
}

@keyframes fall {
    to {
        transform: translateY(100vh) rotate(360deg);
    }
}

/* Estilos navideños específicos */
.christmas-mode .navbar-brand {
    color: var(--color-primary);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.christmas-mode .nav-icon:hover {
    color: var(--color-christmas-green);
}

.christmas-mode .btn-add-cart {
    background: linear-gradient(45deg, var(--color-primary), var(--color-christmas-green));
    border: none;
}

.christmas-mode .btn-add-cart:hover {
    background: linear-gradient(45deg, var(--color-christmas-green), var(--color-primary));
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(198, 30, 58, 0.4);
}

.christmas-mode .section-title {
    border-bottom-color: var(--color-christmas-green);
}

.christmas-mode .section-title::after {
    background: linear-gradient(90deg, var(--color-primary), var(--color-christmas-green));
}

.christmas-mode .product-card {
    border: 1px solid rgba(198, 30, 58, 0.1);
    background: linear-gradient(135deg, #fff 0%, #fff9f9 100%);
}

.christmas-mode .product-card:hover {
    box-shadow: 0 10px 25px rgba(198, 30, 58, 0.15);
    border-color: var(--color-primary);
}

.christmas-mode .product-price {
    color: var(--color-primary);
    font-weight: 800;
}

.christmas-mode .combo-badge {
    background: linear-gradient(45deg, var(--color-primary), var(--color-christmas-green));
    color: white;
    font-weight: 700;
}

.christmas-mode .promo-banner {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-christmas-green) 100%);
}

.christmas-mode .promo-banner::before {
    background-color: rgba(0, 0, 0, 0.3);
}

.christmas-mode .floating-btn {
    background: linear-gradient(45deg, var(--color-primary), var(--color-christmas-green));
    box-shadow: 0 4px 15px rgba(198, 30, 58, 0.4);
}

.christmas-mode footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d1a1a 100%);
}

/* Decoraciones navideñas */
.christmas-decoration {
    display: none;
}

.christmas-mode .christmas-decoration {
    display: block;
}

.garland {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background: linear-gradient(90deg, 
        var(--color-primary) 0%, 
        var(--color-christmas-green) 25%, 
        var(--color-secondary) 50%, 
        var(--color-christmas-green) 75%, 
        var(--color-primary) 100%);
    z-index: 1000;
}

/* Efectos especiales para botones navideños */
.christmas-mode .btn-warning {
    background: linear-gradient(45deg, var(--color-secondary), var(--color-christmas-gold));
    border: none;
    color: #8b4513;
    font-weight: 600;
}

.christmas-mode .btn-primary {
    background: linear-gradient(45deg, var(--color-primary), #8b0000);
    border: none;
}

/* Animaciones festivas */
@keyframes jingle {
    0%, 100% { transform: rotate(-5deg); }
    50% { transform: rotate(5deg); }
}

.christmas-mode .navbar-brand {
    animation: jingle 2s ease-in-out infinite;
}

/* Estilos para el interruptor */
.form-check-input:checked {
    background-color: var(--color-christmas-green);
    border-color: var(--color-christmas-green);
}

.christmas-mode .form-check-label {
    color: var(--color-primary);
}