/* ==========================================
   ESTILOS GENERALES Y VARIABLES
   ========================================== */
:root {
    --primary-color: #f37021; /* Naranja Industrial */
    --secondary-color: #1a252f; /* Azul Oscuro / Antracita */
    --accent-color: #0056b3; /* Azul Banco/Corporativo */
    --bg-light: #f8f9fa;
    --text-dark: #2c3e50;
    --text-muted: #6c757d;
    --white: #ffffff;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================
   BOTONES
   ========================================== */
.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 12px 26px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 5px;
    display: inline-block;
    transition: background 0.3s ease;
}

.btn-primary:hover {
    background-color: #d85c13;
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    padding: 12px 26px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 5px;
    display: inline-block;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--secondary-color);
}

/* ==========================================
   HEADER Y NAVEGACIÓN
   ========================================== */
.header {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h2 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    letter-spacing: 1px;
}

.logo h2 span {
    color: var(--primary-color);
}

.logo small {
    display: block;
    font-size: 0.65rem;
    letter-spacing: 2px;
    color: #ccc;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    margin-left: 20px;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary-color);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    background: linear-gradient(rgba(26, 37, 47, 0.85), rgba(26, 37, 47, 0.85)), 
                url('https://images.unsplash.com/photo-1541888946425-d0fbb186a5b3?auto=format&fit=crop&w=1350&q=80') center/cover no-repeat;
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 30px auto;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* ==========================================
   SUBDIVISIÓN CHAMBAS
   ========================================== */
.chambas-section {
    background-color: var(--bg-light);
    padding: 60px 0;
    border-bottom: 3px solid var(--primary-color);
}

.chambas-container {
    text-align: center;
}

.chambas-badge {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 15px;
}

.chambas-brand h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--secondary-color);
}

.chambas-brand .tagline {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-style: italic;
}

.chambas-brand p {
    max-width: 700px;
    margin: 0 auto 20px auto;
}

.chambas-link {
    color: var(--secondary-color);
    font-weight: bold;
    text-decoration: none;
    border: 1px solid var(--secondary-color);
    padding: 8px 18px;
    border-radius: 5px;
    transition: all 0.3s;
}

.chambas-link:hover {
    background-color: var(--secondary-color);
    color: var(--white);
}

/* ==========================================
   SERVICIOS
   ========================================== */
.services-section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    color: var(--secondary-color);
}

.section-title p {
    color: var(--text-muted);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 30px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.08);
}

.service-card .icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.service-card ul {
    list-style: none;
}

.service-card ul li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.service-card ul li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* ==========================================
   CUENTAS BANCARIAS
   ========================================== */
.bank-section {
    background-color: var(--bg-light);
    padding: 80px 0;
}

.bank-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.bank-card {
    background: var(--white);
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.bank-card h3 {
    font-family: var(--font-heading);
    color: var(--secondary-color);
    margin-bottom: 15px;
    border-bottom: 2px solid var(--bg-light);
    padding-bottom: 10px;
}

.highlight-card {
    border-left: 5px solid var(--accent-color);
}

.iban-code {
    background: #eef5fc;
    padding: 10px;
    font-family: monospace;
    font-weight: bold;
    color: var(--accent-color);
    border-radius: 4px;
    margin-top: 5px;
}

.sinpe-card {
    border-left: 5px solid #28a745;
}

.sinpe-number {
    font-size: 2rem;
    font-weight: 800;
    color: #28a745;
    margin: 10px 0;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background-color: var(--secondary-color);
    color: var(--white);
    padding-top: 60px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
    padding-bottom: 40px;
}

.footer-info h3 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    margin-bottom: 10px;
}

.btn-whatsapp {
    background-color: #25d366;
    color: white;
    padding: 15px 25px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 5px;
    display: inline-block;
    transition: background 0.3s;
}

.btn-whatsapp:hover {
    background-color: #1ebc57;
}

.footer-bottom {
    background-color: #111820;
    text-align: center;
    padding: 20px 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 15px;
    }
    .nav-links a {
        margin: 0 10px;
    }
    .hero-content h1 {
        font-size: 2rem;
    }
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}