/* ============================================
   VEC Website - Responsive CSS
   ============================================ */

/* Tablet (768px - 992px) */
@media (max-width: 992px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: white;
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 30px 30px;
        box-shadow: var(--shadow-xl);
        transition: right 0.3s ease;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding-left: 20px;
        display: none;
    }
    
    .has-dropdown.active .dropdown-menu {
        display: block;
    }
    
    .cta-nav {
        margin-left: 0;
        margin-top: 20px;
    }
    
    .cta-nav .btn {
        width: 100%;
    }
}

/* Mobile (576px - 768px) */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
    
    .top-bar {
        display: none;
    }
    
    .hero-section {
        padding: 60px 0;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-text p {
        font-size: 1rem;
    }
    
    .trust-indicators {
        flex-direction: column;
        gap: 20px;
    }
    
    .lead-form {
        padding: 20px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .footer-bottom-links {
        flex-direction: column;
        gap: 10px;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }
    
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 80px;
        right: 20px;
    }
}

/* Small Mobile (320px - 576px) */
@media (max-width: 576px) {
    html {
        font-size: 14px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: 12px 30px;
        font-size: 1rem;
    }
    
    .logo-main {
        font-size: 1.5rem;
    }
    
    .logo-sub {
        font-size: 0.65rem;
    }
    
    .hero-text h1 {
        font-size: 1.75rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .category-icon {
        font-size: 3rem;
    }
    
    .form-control {
        padding: 10px 14px;
    }
}

/* Landscape Mobile */
@media (max-width: 768px) and (orientation: landscape) {
    .hero-section {
        padding: 40px 0;
    }
    
    .nav-menu {
        height: 100vh;
        overflow-y: auto;
    }
}

/* Print Styles */
@media print {
    .main-header,
    .whatsapp-float,
    .back-to-top,
    .lead-form {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    h1 { font-size: 24pt; }
    h2 { font-size: 20pt; }
    h3 { font-size: 16pt; }
    
    a {
        text-decoration: underline;
    }
    
    .main-footer {
        background: white;
        color: black;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .card-image,
    .testimonial-image {
        image-rendering: -webkit-optimize-contrast;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Dark Mode (Optional) */
@media (prefers-color-scheme: dark) {
    /* Add dark mode styles if needed */
}