:root {
    --azul: #1a2a3a;
    --dorado: #c5a059;
    --blanco: #ffffff;
    --verde-ws: #25d366;
}

* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
    -webkit-tap-highlight-color: transparent; 
}

body { 
    font-family: 'Montserrat', sans-serif; 
    overflow: hidden; 
    background: #000; 
}

.split-container { 
    display: flex; 
    flex-direction: column; 
    height: 100vh; 
}

.side {
    flex: 1;
    position: relative;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: flex 0.5s ease;
}

/* CARGA DE IMÁGENES DE FACHADA */
.fachada-amazonas { 
    background-image: url('amazonas-fachada.jpeg'); 
    border-bottom: 2px solid white;
}

.fachada-dayman { 
    background-image: url('dayman-fachada.jpeg'); 
}

.overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.45); 
    transition: 0.4s;
}

.side:hover .overlay { background: rgba(0, 0, 0, 0.2); }

/* TARJETAS PRINCIPALES */
.card {
    position: relative; 
    z-index: 2; 
    background: var(--blanco);
    width: 85%; 
    padding: 25px 20px; 
    text-align: center;
    border-radius: 15px; 
    box-shadow: 0 15px 35px rgba(0,0,0,0.5);
}

.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 10px;
}

h2 { 
    font-size: 1.5rem; 
    color: var(--azul); 
    margin: 5px 0; 
    font-weight: 900; 
    text-transform: uppercase;
    letter-spacing: -0.5px;
}

.precio-tag {
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--azul);
    margin: 10px 0;
}

.btn-info {
    display: inline-block;
    border: 2px solid var(--azul);
    padding: 10px 20px;
    margin-top: 10px;
    font-size: 0.8rem;
    font-weight: 900;
    color: var(--azul);
    border-radius: 8px;
}

/* PANEL DETALLE MÓVIL */
.detalle-panel {
    position: fixed; 
    bottom: -100%; 
    left: 0; 
    width: 100%; 
    height: 92vh;
    background: white; 
    z-index: 1000; 
    transition: bottom 0.4s cubic-bezier(0.17, 0.84, 0.44, 1);
    border-radius: 25px 25px 0 0; 
    padding: 20px; 
    overflow-y: auto;
    backdrop-filter: blur(10px);
}

.detalle-panel.activo { bottom: 0; }

.drag-handle { 
    width: 40px; 
    height: 5px; 
    background: #ddd; 
    border-radius: 10px; 
    margin: 0 auto 20px; 
    cursor: pointer;
}

.btn-volver {
    background: #f0f2f5;
    border: none;
    padding: 10px 20px;
    border-radius: 10px;
    font-weight: 800;
    font-size: 0.8rem;
    color: var(--azul);
    margin-bottom: 20px;
    cursor: pointer;
}

/* GALERÍA */
.galeria-scroll {
    display: flex; 
    gap: 12px; 
    overflow-x: auto; 
    margin: 20px 0; 
    padding-bottom: 15px;
    -webkit-overflow-scrolling: touch;
}

.galeria-scroll img {
    width: 260px; 
    height: 170px; 
    object-fit: cover; 
    border-radius: 12px; 
    flex-shrink: 0; 
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* WHATSAPP */
.whatsapp-btn {
    display: block; 
    background: var(--verde-ws); 
    color: white; 
    text-align: center;
    padding: 18px; 
    border-radius: 15px; 
    text-decoration: none; 
    font-weight: 900;
    font-size: 1.1rem; 
    margin-top: 20px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

/* RESPONSIVE PC */
@media (min-width: 768px) {
    .split-container { flex-direction: row; }
    .fachada-amazonas { border-bottom: none; border-right: 2px solid white; }
    .side:hover { flex: 1.3; }
    .card { width: 350px; }
    .detalle-panel {
        width: 500px;
        left: 50%;
        transform: translateX(-50%);
        border-radius: 25px;
        height: 85vh;
        bottom: -100%;
    }
    .detalle-panel.activo { bottom: 5vh; }
}