/* ===================================
   TEMA FORMAL PARA INMOBILIARIA RETA
   Diseño corporativo y profesional
   ===================================*/

/* Variables de colores formales */
:root {
    /* Colores principales - Paleta Corporativa */
    --primary-blue: #2c5aa0;
    --primary-teal: #00695c;
    --primary-navy: #1a365d;
    --primary-light-blue: #0891b2;
    
    /* Colores secundarios */
    --secondary-coral: #ff7043;
    --secondary-orange: #ff9800;
    
    /* Neutros corporativos */
    --gray-dark: #37474f;
    --gray-medium: #78909c;
    --gray-light: #eceff1;
    --border-color: #e5e7eb;
    --bg-light: #fafafa;
    --bg-card: #f8fafc;
    --white: #ffffff;
    
    /* Sombras formales */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.12);
    
    /* Transiciones */
    --transition-base: all 0.3s ease;
}

/* Reset y base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--gray-dark);
    background: var(--bg-light);
    line-height: 1.6;
}

/* Navbar Formal */
.navbar-formal {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal)) !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar-formal .navbar-brand {
    color: var(--white) !important;
    font-weight: 600;
    font-size: 1.2rem;
    letter-spacing: 0.5px;
}

.navbar-formal .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    transition: var(--transition-base);
    padding: 8px 16px !important;
    border-radius: 6px;
    margin: 0 2px;
}

.navbar-formal .nav-link:hover,
.navbar-formal .nav-link.active {
    background: rgba(255, 255, 255, 0.15) !important;
    color: var(--white) !important;
}

/* Hero/Banner Formal */
.hero-formal {
    background: linear-gradient(135deg, #1a365d 0%, #2c5aa0 35%, #0891b2 70%, #14b8a6 100%);
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    padding: 120px 0 60px;
    overflow: hidden;
}

.hero-formal-small {
    min-height: 40vh;
    padding: 100px 0 50px;
}

/* Secciones formales */
.section-formal {
    padding: 60px 0;
    background: var(--white);
}

.section-formal-alt {
    padding: 60px 0;
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
}

/* Títulos formales */
.section-title-formal {
    font-size: 2.2rem;
    color: var(--gray-dark);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
    position: relative;
    padding-bottom: 15px;
}

.section-title-formal::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--primary-blue);
}

.section-title-formal.text-center::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-subtitle-formal {
    font-size: 1.1rem;
    color: var(--gray-medium);
    line-height: 1.7;
    margin-bottom: 2rem;
}

/* Cards formales */
.card-formal {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition-base);
    box-shadow: var(--shadow-sm);
    height: 100%;
}

.card-formal:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
    border-color: var(--primary-blue);
}

.card-formal-header {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    padding: 3px;
}

.card-formal-body {
    padding: 25px;
}

.card-formal-title {
    color: var(--gray-dark);
    font-weight: 600;
    font-size: 1.2rem;
    margin-bottom: 15px;
    line-height: 1.4;
}

.card-formal-text {
    color: var(--gray-medium);
    line-height: 1.7;
    font-size: 14px;
}

/* Botones formales */
.btn-formal-primary {
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 6px;
    padding: 12px 28px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-base);
    font-size: 14px;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    display: inline-block;
    cursor: pointer;
}

.btn-formal-primary:hover {
    background: #1e3a5f;
    box-shadow: var(--shadow-md);
    color: var(--white);
}

.btn-formal-outline {
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
    background: transparent;
    border-radius: 6px;
    padding: 10px 26px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-base);
    font-size: 14px;
    letter-spacing: 0.3px;
    display: inline-block;
    cursor: pointer;
}

.btn-formal-outline:hover {
    background: var(--primary-blue);
    color: var(--white);
}

.btn-formal-secondary {
    background: var(--secondary-coral);
    color: var(--white);
    border: none;
    border-radius: 6px;
    padding: 12px 28px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-base);
    font-size: 14px;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    display: inline-block;
    cursor: pointer;
}

.btn-formal-secondary:hover {
    background: #e64a19;
    box-shadow: var(--shadow-md);
    color: var(--white);
}

/* Etiquetas de precio formales */
.price-tag-formal {
    background: linear-gradient(135deg, var(--bg-card), #f1f5f9);
    border: 2px solid var(--primary-blue);
    border-radius: 8px;
    padding: 15px;
    text-align: center;
    margin-bottom: 20px;
}

.price-tag-formal-label {
    font-size: 12px;
    color: var(--gray-medium);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.price-tag-formal-value {
    font-size: 1.8rem;
    color: var(--primary-blue);
    font-weight: 700;
    line-height: 1.2;
}

/* Badges formales */
.badge-formal {
    display: inline-block;
    padding: 8px 16px;
    border: 2px solid var(--primary-blue);
    border-radius: 50px;
    color: var(--primary-blue);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.badge-formal-filled {
    background: var(--primary-blue);
    color: var(--white);
}

/* Iconos formales */
.icon-formal {
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: 20px;
    margin: 0 auto 15px;
}

.icon-formal-primary {
    background: var(--primary-blue);
    color: var(--white);
}

/* Divisores */
.divider-formal {
    height: 1px;
    background: var(--border-color);
    margin: 20px 0;
}

/* Cajas de información */
.info-box-formal {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--primary-teal);
    border-radius: 6px;
    padding: 15px;
    margin-bottom: 20px;
}

.info-box-formal-icon {
    color: var(--primary-teal);
    font-size: 20px;
    margin-right: 12px;
}

/* Formularios formales */
.form-control-formal {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px 16px;
    font-size: 14px;
    transition: var(--transition-base);
}

.form-control-formal:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(44, 90, 160, 0.1);
    outline: none;
}

.form-label-formal {
    font-weight: 600;
    color: var(--gray-dark);
    font-size: 14px;
    margin-bottom: 8px;
    display: block;
}

/* Tablas formales */
.table-formal {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
}

.table-formal thead {
    background: var(--bg-card);
    border-bottom: 2px solid var(--border-color);
}

.table-formal th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    color: var(--gray-dark);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table-formal td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    color: var(--gray-medium);
}

.table-formal tbody tr:hover {
    background: var(--bg-light);
}

/* Alertas formales */
.alert-formal {
    padding: 15px 20px;
    border-radius: 6px;
    margin-bottom: 20px;
    border-left: 4px solid;
}

.alert-formal-info {
    background: #e3f2fd;
    border-left-color: #2196f3;
    color: #1565c0;
}

.alert-formal-success {
    background: #e8f5e9;
    border-left-color: #4caf50;
    color: #2e7d32;
}

.alert-formal-warning {
    background: #fff3e0;
    border-left-color: #ff9800;
    color: #e65100;
}

.alert-formal-danger {
    background: #ffebee;
    border-left-color: #f44336;
    color: #c62828;
}

/* Footer formal */
.footer-formal {
    background: linear-gradient(135deg, var(--gray-dark), var(--primary-teal));
    color: var(--white);
    padding: 50px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-formal h5,
.footer-formal h6 {
    color: var(--white);
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-formal a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-base);
}

.footer-formal a:hover {
    color: var(--white);
}

/* Responsive */
@media (max-width: 768px) {
    .section-title-formal {
        font-size: 1.8rem;
    }
    
    .hero-formal {
        min-height: 50vh;
        padding: 100px 0 40px;
    }
    
    .card-formal-body {
        padding: 20px;
    }
}

/* Animaciones suaves */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Utilidades */
.text-primary-formal {
    color: var(--primary-blue);
}

.text-secondary-formal {
    color: var(--gray-medium);
}

.bg-light-formal {
    background: var(--bg-light);
}

.border-top-formal {
    border-top: 1px solid var(--border-color);
}

.shadow-formal {
    box-shadow: var(--shadow-sm);
}