/* ========================================
   TABLET RESPONSIVENESS (768px and below)
   ======================================== */

@media (max-width: 768px) {
    /* Prevent horizontal scroll on mobile */
    html, body {
        overflow-x: hidden;
        max-width: 100vw;
        position: relative;
    }

    /* Prevent overflow but allow chat to function normally */
    img, video, iframe {
        max-width: 100%;
    }

    .container {
        padding: 0 var(--spacing-md);
        max-width: 100%;
    }
    
    /* Logo size adjustment for mobile */
    .logo-img {
        height: 50px;
    }
    
    /* Navigation changes for mobile */
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
        padding: var(--spacing-xl) var(--spacing-md);
        z-index: 99;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 0;
        padding: 0;
        margin: 0;
    }
    
    .nav-item {
        width: 100%;
        padding: 0;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .nav-item:last-child {
        border-bottom: none;
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 1.1rem;
        width: 100%;
        text-align: center;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    /* Hide CTA buttons on mobile (outside of menu) */
    .nav-cta {
        display: none;
    }
    
    /* Dropdown styling for mobile */
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background-color: #f8f9fa;
        margin-top: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        width: 100%;
        padding: 0;
    }
    
    .dropdown:hover .dropdown-menu,
    .dropdown.active .dropdown-menu {
        max-height: 500px;
        padding: var(--spacing-sm) 0;
    }
    
    .dropdown-item {
        display: block;
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 0.95rem;
        text-align: center;
        color: var(--dark-text);
        border: none;
        width: 100%;
    }
    
    .dropdown-item:hover {
        background-color: #e9ecef;
    }
    
    /* Hero section adjustments */
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-badges {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .badge {
        width: 100%;
        justify-content: center;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .btn-large {
        width: 100%;
    }
    
    /* Grid adjustments */
    .facts-grid,
    .services-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .cta-content p {
        font-size: 1rem;
    }
    
    /* Footer grid adjustment */
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-info li {
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* ========================================
   MOBILE RESPONSIVENESS (480px and below)
   ======================================== */

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.3rem; }
    h3 { font-size: 1.1rem; }
    
    .hero {
        min-height: 80vh;
    }
    
    .hero-title {
        font-size: 1.4rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .btn {
        padding: var(--spacing-md) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    .btn-large {
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .hero-cta,
    .cta-buttons {
        flex-direction: column;
    }
    
    .back-to-top {
        width: 40px;
        height: 40px;
        bottom: var(--spacing-lg);
        right: var(--spacing-lg);
    }
    
    .quick-facts {
        margin-top: -40px;
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .facts-grid,
    .services-grid,
    .why-grid,
    .portfolio-grid {
        gap: var(--spacing-md);
    }
    
    .section-header {
        margin-bottom: var(--spacing-xl);
    }
    
    .why-item {
        flex-direction: column;
        text-align: center;
    }
    
    .why-icon {
        margin: 0 auto;
    }
    
    .hero-badges {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .portfolio-filters {
        gap: var(--spacing-sm);
    }
    
    .filter-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    .footer-col {
        margin-bottom: var(--spacing-lg);
    }
    
    .testimonial-author {
        flex-direction: column;
    }
    
    .author-info {
        text-align: center;
    }
    
    /* Services page responsive */
    .service-detail-grid,
    .service-detail-grid.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }
    
    .equipment-grid,
    .eco-commitment {
        grid-template-columns: 1fr;
    }
    
    .service-cta {
        flex-direction: column;
    }
    
    .service-cta .btn {
        width: 100%;
    }
    
    /* Portfolio page */
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    /* About page */
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .equipment-item {
        grid-template-columns: 1fr;
    }
    
    .areas-grid {
        grid-template-columns: 1fr;
    }
    
    /* Contact page */
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .emergency-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .emergency-icon {
        margin: 0 auto;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    /* Quote page */
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .quote-layout {
        grid-template-columns: 1fr;
    }
    
    .quote-sidebar {
        order: 2;
    }
    
    .quote-form-container {
        order: 1;
    }
    
    .testimonials-mini-grid {
        grid-template-columns: 1fr;
    }
    
    /* Form responsive */
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   EXTRA LARGE SCREENS (1400px+)
   ======================================== */

@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .section-title {
        font-size: 3.5rem;
    }
}

/* ========================================
   FIX PARALLAX ON MOBILE
   ======================================== */

@media (max-width: 768px) {
    .hero-image {
        background-attachment: scroll;
    }
}

/* ========================================
   MEDIUM SCREENS (769px to 1024px)
   ======================================== */

@media (min-width: 769px) and (max-width: 1024px) {
    .nav-list {
        gap: 12px;
    }
    
    .nav-link {
        font-size: 14px;
        padding: 6px 10px;
    }
    
    /* About page */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cert-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .areas-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Contact page */
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    /* Quote page */
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .badge-list {
        grid-template-columns: 1fr;
    }
    
    .nav-cta .btn {
        font-size: 13px;
        padding: 6px 12px;
    }
    
    .logo-img {
        height: 60px;
    }
}