/* ==================== ANIMACIÓN DE PUERTAS ==================== */
.door-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    pointer-events: none;
    display: none;
    perspective: 1000px;
}

.door {
    position: absolute;
    top: 0;
    width: 50%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 1.2s cubic-bezier(0.5, 1.5, 0.5, 1.1);
    transform-origin: center center;
}

.left-door {
    left: 0;
    transform: translateX(0) rotateY(0deg);
}

.right-door {
    right: 0;
    transform: translateX(0) rotateY(0deg);
}

.door-panel {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #2A4D69, #4B86B4);
    box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.5);
    border-right: 2px solid rgba(255, 215, 0, 0.3);
}

.right-door .door-panel {
    border-left: 2px solid rgba(255, 215, 0, 0.3);
    border-right: none;
}

.door-knob {
    position: absolute;
    width: 20px;
    height: 20px;
    background: radial-gradient(circle, #F1B300, #B8860B);
    border-radius: 50%;
    top: 50%;
    box-shadow: 0 0 10px rgba(241, 179, 0, 0.7);
}

.left-door .door-knob {
    right: 20px;
    transform: translateY(-50%);
}

.right-door .door-knob {
    left: 20px;
    transform: translateY(-50%);
}

.light-effect {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, 
              rgba(255, 255, 255, 0.8) 0%, 
              rgba(255, 255, 255, 0.2) 50%, 
              transparent 70%);
    opacity: 0;
    transition: opacity 0.8s ease-out;
}

/* Estados de la animación */
.door-animation.active {
    display: block;
}

.door-animation.active .left-door {
    transform: translateX(-50%) rotateY(-120deg);
}

.door-animation.active .right-door {
    transform: translateX(50%) rotateY(120deg);
}

.door-animation.active .light-effect {
    opacity: 1;
}

/* Efecto de brillo en las puertas al abrirse */
@keyframes doorGlow {
    0% { box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.5); }
    50% { box-shadow: inset 0 0 50px rgba(255, 215, 0, 0.7); }
    100% { box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.5); }
}

.door-animation.active .door-panel {
    animation: doorGlow 1.5s ease-in-out;
}