/* ==========================================
   Variables y Estilos Globales
   ========================================== */

:root {
    --color-primary: #000000;
    --color-secondary: #ffffff;
    --color-accent: #333333;
    --color-border: #e0e0e0;
    --color-text: #222222;
    --color-text-light: #666666;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-secondary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ==========================================
   Navegación
   ========================================== */

.navbar {
    background-color: var(--color-primary);
    color: var(--color-secondary);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

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

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: bold;
    font-size: 1.5rem;
}

.logo {
    width: 40px;
    height: 40px;
    background-color: var(--color-secondary);
    border-radius: 50%;
    padding: 2px;
}

.brand-name {
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-menu a {
    color: var(--color-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: var(--spacing-xs) 0;
    border-bottom: 2px solid transparent;
}

.nav-menu a:hover {
    border-bottom-color: var(--color-secondary);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--color-secondary);
    margin: 3px 0;
    transition: var(--transition);
}

/* ==========================================
   Hero Section
   ========================================== */

.hero {
    min-height: 600px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: var(--color-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%23000" width="1200" height="600"/><circle cx="100" cy="100" r="50" fill="%23333" opacity="0.1"/><circle cx="1100" cy="500" r="80" fill="%23333" opacity="0.1"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    animation: fadeInUp 1s ease-out;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    letter-spacing: -1px;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.cta-button {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

/* ==========================================
   Sección Servicios
   ========================================== */

.servicios {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-secondary);
}

.servicios h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xl);
    text-align: center;
    color: var(--color-primary);
}

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.servicio-card {
    background-color: #f9f9f9;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.servicio-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.servicio-card .icono {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border-radius: 50%;
}

.servicio-card .icono svg {
    width: 40px;
    height: 40px;
}

.servicio-card h3 {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.servicio-card p {
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ==========================================
   Sección Revisión Detalles
   ========================================== */

.revision-detalles {
    padding: var(--spacing-xl) 0;
    background-color: #f5f5f5;
}

.revision-detalles h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xl);
    text-align: center;
    color: var(--color-primary);
}

.revision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.revision-item {
    background-color: var(--color-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
}

.revision-item h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.revision-item ul {
    list-style: none;
}

.revision-item li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text-light);
}

.revision-item li:before {
    content: "→ ";
    color: var(--color-primary);
    font-weight: bold;
    margin-right: var(--spacing-xs);
}

/* ==========================================
   Sección Catálogo
   ========================================== */

.catalogo {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-secondary);
}

.catalogo h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xl);
    text-align: center;
    color: var(--color-primary);
}

.filtros {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.filtro-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--color-primary);
    background-color: var(--color-secondary);
    color: var(--color-primary);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.filtro-btn:hover,
.filtro-btn.active {
    background-color: var(--color-primary);
    color: var(--color-secondary);
}

.vehiculos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.vehiculo-card {
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    background-color: #f9f9f9;
}

.vehiculo-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.vehiculo-imagen {
    height: 200px;
    background-color: #e0e0e0;
    overflow: hidden;
}

.vehiculo-imagen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.vehiculo-card:hover .vehiculo-imagen img {
    transform: scale(1.05);
}

.vehiculo-info {
    padding: var(--spacing-lg);
}

.vehiculo-info h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.marca {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.year {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

.precio {
    font-size: 1.3rem;
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.ver-detalles {
    width: 100%;
    padding: var(--spacing-sm);
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.ver-detalles:hover {
    background-color: var(--color-accent);
}

.catalogo-vacio {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--color-text-light);
}

/* ==========================================
   Sección Nosotros
   ========================================== */

.nosotros {
    padding: var(--spacing-xl) 0;
    background-color: #f5f5f5;
}

.nosotros h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xl);
    text-align: center;
    color: var(--color-primary);
}

.nosotros-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.nosotros-texto h3 {
    font-size: 1.3rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.nosotros-texto p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.compromiso-list,
.cobertura-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.compromiso-list li,
.cobertura-list li {
    padding: var(--spacing-sm) 0;
    color: var(--color-text-light);
}

.nosotros-imagen {
    text-align: center;
}

.nosotros-imagen img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

.caption {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-top: var(--spacing-sm);
    font-style: italic;
}

/* ==========================================
   Sección Contacto
   ========================================== */

.contacto {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-secondary);
}

.contacto h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xl);
    text-align: center;
    color: var(--color-primary);
}

.contacto-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contacto-info h3,
.contacto-form h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
}

.ubicacion {
    background-color: #f9f9f9;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
}

.ubicacion h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.ubicacion p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
}

.contacto-form form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contacto-form input,
.contacto-form textarea {
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-text);
}

.contacto-form input:focus,
.contacto-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.enviar-btn {
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border: none;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.enviar-btn:hover {
    background-color: var(--color-accent);
    transform: translateY(-2px);
}

/* ==========================================
   Footer
   ========================================== */

.footer {
    background-color: var(--color-primary);
    color: var(--color-secondary);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.footer-section p {
    color: #cccccc;
    font-size: 0.95rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: #cccccc;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--color-secondary);
}

.footer hr {
    border: none;
    border-top: 1px solid #333333;
    margin: var(--spacing-lg) 0;
}

.footer-bottom {
    text-align: center;
    color: #999999;
    font-size: 0.9rem;
}

/* ==========================================
   Animaciones
   ========================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================
   Responsive Design
   ========================================== */

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .servicios h2,
    .catalogo h2,
    .revision-detalles h2,
    .nosotros h2,
    .contacto h2 {
        font-size: 2rem;
    }

    .nosotros-content,
    .contacto-grid {
        grid-template-columns: 1fr;
    }

    .vehiculos-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }

    .filtros {
        gap: var(--spacing-xs);
    }

    .container {
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .cta-button {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 1rem;
    }

    .servicios h2,
    .catalogo h2,
    .revision-detalles h2,
    .nosotros h2,
    .contacto h2 {
        font-size: 1.5rem;
    }

    .servicios-grid,
    .revision-grid {
        grid-template-columns: 1fr;
    }

    .navbar-brand {
        gap: var(--spacing-xs);
    }

    .brand-name {
        font-size: 1.2rem;
    }
}