:root {
    --azul-oscuro: #122B4B;
    --azul-marca: #6B79B6;
    --verde-lima: #80B948;
    --celeste: #A5C7F4;
    --negro: #000000;
    --blanco: #FFFFFF;
    --gray: #f9f9f9;
    
    /* Roles de color */
    --accent: var(--azul-marca);
    --primary: var(--azul-oscuro);
}

body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    color: var(--negro);
    scroll-behavior: smooth;
    background-color: var(--gray);
}

.container { width: 90%; max-width: 1200px; margin: auto; padding: 60px 0; }

/* --- NAVBAR --- */
.navbar {
    background-color: var(--blanco) !important;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid var(--azul-marca);
}

.logo {
    color: var(--azul-oscuro) !important;
    font-weight: 700;
    font-size: 1.5rem;
    text-transform: uppercase;
    text-decoration: none;
}

.logo span {
    color: var(--azul-marca) !important;
    font-weight: 300;
}

.nav-links { list-style: none; display: flex; gap: 30px; margin: 0; padding: 0; }
.nav-links a { text-decoration: none; color: var(--azul-oscuro); font-weight: 500; transition: 0.3s; }
.nav-links a:hover { color: var(--azul-marca); }

/* --- HERO --- */
.hero {
    height: 70vh;
    background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('https://images.unsplash.com/photo-1512917774080-9991f1c4c750?auto=format&fit=crop&w=1920');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
}

.hero h1 { font-size: 3rem; margin-bottom: 10px; font-weight: 700; text-shadow: 2px 2px 10px rgba(0,0,0,0.5); }

/* --- BUSCADOR --- */
.search-container {
    background: white;
    padding: 15px;
    border-radius: 10px;
    display: flex;
    gap: 10px;
    max-width: 900px;
    margin: -50px auto 30px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    position: relative;
    z-index: 10;
}

.search-box { flex: 2; }
.search-filters { flex: 3; display: flex; gap: 10px; }

.search-container input, .search-container select {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    outline: none;
    font-size: 0.9rem;
}

.search-container button {
    background-color: var(--verde-lima) !important;
    color: var(--blanco) !important;
    border: none;
    padding: 12px 25px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: 0.3s;
}

.search-container button:hover { opacity: 0.9; transform: scale(1.02); }

/* --- GRID DE PROPIEDADES --- */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    padding: 40px 0;
}

.property-card {
    background: #ffffff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    height: 100%; 
    position: relative;
    border: 1px solid #eee;
}

.property-card:hover { transform: translateY(-10px); box-shadow: 0 15px 35px rgba(18, 43, 75, 0.15); }

.property-card img {
    width: 100%;
    height: 250px; 
    object-fit: cover;
    border-bottom: 3px solid var(--azul-marca) !important;
}

.badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--verde-lima) !important;
    color: white;
    padding: 5px 15px;
    border-radius: 5px;
    font-size: 0.8rem;
    font-weight: bold;
    z-index: 5;
}

/* BOTÓN ELIMINAR (MODO ADMIN) */
.delete-btn {
    display: none; 
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(255, 68, 68, 0.9);
    color: white;
    border: none;
    padding: 8px 10px;
    border-radius: 5px;
    cursor: pointer;
    z-index: 10;
    transition: 0.3s;
    font-size: 0.9rem;
}

body.admin-mode .delete-btn {
    display: block !important;
}

.delete-btn:hover {
    background: #ff0000;
    transform: scale(1.1);
}

.property-card .info { padding: 20px; flex-grow: 1; }
.property-card h3 { margin: 0 0 10px 0; font-size: 1.2rem; color: var(--azul-oscuro) !important; }
.property-card .price { color: var(--azul-marca) !important; font-size: 1.4rem; font-weight: bold; margin-bottom: 5px; }
.property-card .location { color: #777; font-size: 0.85rem; }

/* CUADRÍCULA DE INFO TÉCNICA EN TARJETA */
.tech-info-mini {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
    font-size: 0.8rem;
    color: #666;
}
.tech-info-mini span {
    display: flex;
    align-items: center;
    gap: 5px;
}
.tech-info-mini i {
    color: var(--azul-marca);
}

/* WHATSAPP FLOTANTE */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 20px;
    right: 20px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 3px #999;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

/* --- OPTIMIZACIÓN MÓVIL TOTAL --- */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 1.8rem !important;
        padding: 0 15px;
        line-height: 1.2;
    }

    .search-container {
        flex-direction: column !important;
        width: 90% !important;
        margin: -30px auto 20px !important;
        padding: 15px !important;
        gap: 8px !important;
    }

    .search-filters {
        flex-direction: column !important;
        width: 100% !important;
        gap: 8px !important;
    }

    .grid {
        grid-template-columns: 1fr !important;
        padding: 15px !important;
        gap: 20px !important;
    }

    .mosaico-galeria {
        grid-template-columns: 1fr !important;
        grid-template-rows: auto !important;
        height: auto !important;
    }
    
    .foto-principal {
        height: 250px !important;
        border-radius: 12px 12px 0 0 !important;
    }

    .grid-secundario {
        grid-template-columns: repeat(4, 1fr) !important;
        height: 70px !important;
        margin-top: 5px;
    }

    .iconos-tecnicos {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 15px !important;
        padding: 15px !important;
    }

    .botones-contacto {
        flex-direction: column !important;
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100%;
        background: white;
        padding: 10px;
        box-shadow: 0 -5px 15px rgba(0,0,0,0.1);
        z-index: 1000;
    }
}

/* --- FOOTER ESTILO PROFESIONAL --- */
.main-footer {
    background-color: #1a1a1a; /* Gris oscuro profesional */
    color: #ffffff;
    padding: 60px 0 20px;
    font-size: 0.9rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    border-bottom: 1px solid #333;
    padding-bottom: 40px;
}

.footer-col h3, .footer-col h4 {
    color: #ffffff;
    margin-bottom: 20px;
}

.footer-col h3 { font-size: 1.5rem; }

.footer-col ul {
    list-style: none;
    padding: 0;
}

.footer-col ul li { margin-bottom: 10px; }

.footer-col ul li a {
    color: #bbbbbb;
    text-decoration: none;
    transition: 0.3s;
}

.footer-col ul li a:hover { color: #80B948; }

.footer-col p { color: #bbbbbb; line-height: 1.6; }

.footer-col i { color: #80B948; margin-right: 10px; width: 20px; }

.social-links-footer {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links-footer a {
    color: white;
    font-size: 1.2rem;
    transition: 0.3s;
}

.social-links-footer a:hover { color: #80B948; }

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    color: #777;
}

.footer-bottom a { color: #777; text-decoration: none; }