/**
 * Estilos Personalizados para Bootstrap 5
 * Refaccionaria Diesel Chihuahua
 */

/* ========================================
   VARIABLES Y COLORES
   ======================================== */
:root {
    --primary-color: #1e3a8a;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --accent-color: #ea580c;
    --accent-dark: #c2410c;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --border-color: #e5e7eb;
    --bg-light: #f9fafb;
}

/* ========================================
   ESTILOS GLOBALES
   ======================================== */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-color);
    background-color: #ffffff;
}

html {
    scroll-behavior: smooth;
}

/* Links */
a {
    transition: all 0.3s ease;
}

a:not(.btn):not(.nav-link):not(.dropdown-item) {
    color: var(--primary-color);
}

a:not(.btn):not(.nav-link):not(.dropdown-item):hover {
    color: var(--accent-color);
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--text-color);
}

/* ========================================
   NAVBAR PERSONALIZADO
   ======================================== */
.navbar {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
    font-size: 1.5rem;
    color: var(--primary-color) !important;
}

.navbar-brand:hover {
    color: var(--accent-color) !important;
}

.nav-link {
    color: var(--text-color) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-color) !important;
}

.nav-link.active {
    color: var(--primary-color) !important;
    border-bottom: 2px solid var(--accent-color);
}

.dropdown-menu {
    border: none;
    border-top: 3px solid var(--accent-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.dropdown-item:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

.dropdown-item.active {
    background-color: var(--primary-color);
}

/* Top Bar */
.top-bar {
    font-size: 0.875rem;
}

.top-bar a {
    color: inherit;
    text-decoration: none;
}

.top-bar a:hover {
    color: var(--accent-color);
}

.social-links a {
    margin: 0 0.5rem;
    transition: transform 0.3s ease;
}

.social-links a:hover {
    transform: translateY(-2px);
}

/* ========================================
   BOTONES
   ======================================== */
.btn {
    font-weight: 500;
    border-radius: 0.5rem;
    padding: 0.625rem 1.25rem;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(234, 88, 12, 0.3);
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-light {
    color: white;
    border-color: white;
}

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

.btn-light {
    background-color: white;
    color: var(--text-color);
}

.btn-light:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1.125rem;
}

/* ========================================
   TARJETAS (CARDS)
   ======================================== */
.card {
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1) !important;
}

.card-title {
    color: var(--text-color);
}

.card-text {
    color: var(--text-light);
}

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

/* ========================================
   HERO SECTION
   ======================================== */
.hero-section {
    position: relative;
    color: white;
    padding: 6rem 0;
    overflow: hidden;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease;
}

.hero-section .lead {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

/* Responsive Hero */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .hero-section .lead {
        font-size: 1rem;
    }
}

/* ========================================
   SECCIONES
   ======================================== */
section {
    position: relative;
}

.py-5 {
    padding: 3rem 0;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.section-header p {
    color: var(--text-light);
    font-size: 1.125rem;
}

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
    border-top: 3px solid var(--accent-color);
    color: #d1d5db;
}

.site-footer h5 {
    color: white;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.site-footer a {
    color: #d1d5db;
    text-decoration: none;
    transition: all 0.3s ease;
}

.site-footer a:hover {
    color: var(--accent-color);
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-contact li {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.footer-contact i {
    min-width: 24px;
}

.footer-social {
    display: flex;
    gap: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    margin-top: 2rem;
    color: #9ca3af;
    font-size: 0.875rem;
}

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

/* Hover effects */
.transition-all {
    transition: all 0.3s ease !important;
}

/* ========================================
   BADGES
   ======================================== */
.badge {
    padding: 0.5rem 0.75rem;
    font-weight: 500;
    border-radius: 0.375rem;
}

/* ========================================
   FORMS
   ======================================== */
.form-control,
.form-select {
    border-color: var(--border-color);
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(30, 58, 138, 0.25);
}

/* ========================================
   UTILITARIOS
   ======================================== */
.text-primary {
    color: var(--primary-color) !important;
}

.text-accent {
    color: var(--accent-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.bg-accent {
    background-color: var(--accent-color) !important;
}

/* Vertical spacing helpers */
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    .navbar-expand-lg .navbar-collapse {
        margin-top: 1rem;
    }
    
    .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .py-5 {
        padding: 2rem 0;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
}

/* ========================================
   ACCESIBILIDAD
   ======================================== */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus styles para navegación con teclado */
.btn:focus,
a:focus,
input:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .navbar,
    .site-footer,
    .btn {
        display: none;
    }
}