/* ============================================
   IBESTAN - Professional Modern Design
   ============================================ */

:root {
    --primary: #0066cc;
    --primary-dark: #004d99;
    --primary-light: #3385d6;
    --primary-bg: #e6f2ff;
    
    --accent: #00a8e8;
    --accent-dark: #0087c7;
    
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-muted: #737373;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== HEADER ===== */
.header {
    padding-top: 80px;
}

.navbar {
    padding: 1rem 0;
    transition: var(--transition);
}

.navbar-brand img {
    transition: var(--transition);
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

.nav-link {
    font-weight: 500;
    color: var(--text-primary) !important;
    padding: 0.5rem 1rem !important;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: var(--primary);
    transition: transform 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

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

.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    padding: 0.75rem;
    border-radius: var(--radius-md);
    margin-top: 0.5rem;
}

.dropdown-item {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    transition: var(--transition);
}

.dropdown-item:hover {
    background: var(--primary-bg);
    color: var(--primary-dark);
    transform: translateX(4px);
}

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/ibestaninicio.jpg') center/cover;
    opacity: 0.15;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.9) 0%, rgba(0, 77, 153, 0.95) 100%);
    z-index: 2;
}

.hero-section .container {
    position: relative;
    z-index: 3;
}

.hero-section h1 {
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero-section .btn {
    border-radius: var(--radius-full);
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: var(--transition);
}

.hero-section .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== STATS SECTION ===== */
.stats-section {
    background: var(--white);
    padding: 4rem 0;
}

.stat-card {
    padding: 2.5rem 2rem;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.stat-icon {
    font-size: 3rem;
    color: var(--primary);
    opacity: 0.8;
}

.stat-number {
    font-size: 3.5rem;
    line-height: 1;
}

.stat-label {
    letter-spacing: 1px;
}

/* ===== PRODUCTS SECTION ===== */
.products-section {
    padding: 5rem 0;
}

.product-card {
    padding: 3rem 2rem;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    text-align: center;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.product-icon {
    font-size: 4rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.product-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.product-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    min-height: 60px;
}

.product-card .btn {
    border-radius: var(--radius-full);
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: var(--transition);
}

.product-card .btn:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

/* ===== FOOTER ===== */
.footer {
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
    border-top: 4px solid var(--primary);
}

.footer h5 {
    color: var(--primary-light);
    margin-bottom: 1rem;
}

.footer a {
    transition: var(--transition);
}

.footer a:hover {
    color: var(--primary-light) !important;
    text-decoration: underline !important;
}

/* ===== UTILITY CLASSES ===== */
.min-vh-100 {
    min-height: 100vh;
}

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

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

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ===== PAGE HEADER ===== */
.page-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

/* ===== TABLES ===== */
.table-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.table-hover tbody tr:hover {
    background-color: var(--primary-bg);
}

/* ===== ALERTS ===== */
.alert {
    border-radius: var(--radius-lg);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section .lead {
        font-size: 1.1rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .product-card {
        padding: 2rem 1.5rem;
    }
    
    .product-icon {
        font-size: 3rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-section {
        min-height: 80vh;
    }
    
    .stats-section,
    .products-section {
        padding: 3rem 0;
    }
}