/* ===================================
   Responsive Design - بن مانع للتكييف
   =================================== */

/* Tablet & Medium Screens (max-width: 992px) */
@media (max-width: 992px) {
    :root {
        --spacing-xxl: 3rem;
        --spacing-xl: 2.5rem;
    }
    
    /* Typography */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .section-title {
        font-size: 2rem;
    }
    
    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 280px;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        box-shadow: -2px 0 20px rgba(0, 0, 0, 0.1);
        transition: right 0.4s ease;
        overflow-y: auto;
        z-index: 999;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        width: 100%;
        padding: var(--spacing-md) var(--spacing-sm);
        border-bottom: 1px solid var(--light-gray);
    }
    
    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .cta-btn {
        display: none;
    }
    
    /* Hero */
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .title-main {
        font-size: 2.2rem;
    }
    
    .title-sub {
        font-size: 1.3rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-stats {
        gap: var(--spacing-md);
    }
    
    .hero-image {
        order: -1;
    }
    
    .floating-card {
        padding: var(--spacing-lg);
    }
    
    .floating-card i {
        font-size: 2.5rem;
        padding: var(--spacing-md);
    }
    
    .card-phone {
        font-size: 1.3rem;
    }
    
    /* About */
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .image-card {
        padding: var(--spacing-lg);
    }
    
    .image-card i {
        font-size: 4rem;
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--spacing-md);
    }
    
    .service-card {
        padding: var(--spacing-lg);
    }
    
    /* Brands */
    .brands-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--spacing-md);
    }
    
    .brand-card {
        padding: var(--spacing-lg);
    }
    
    .brand-logo {
        height: 60px;
    }
    
    .brand-logo img {
        max-height: 50px;
    }
    
    /* Contact */
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .whatsapp-buttons {
        flex-direction: column;
    }
    
    .whatsapp-btn {
        min-width: 100%;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
}

/* Mobile Landscape & Small Tablets (max-width: 768px) */
@media (max-width: 768px) {
    :root {
        --spacing-xxl: 2.5rem;
        --spacing-xl: 2rem;
        --spacing-lg: 1.5rem;
    }
    
    html {
        font-size: 15px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Navigation */
    .logo {
        font-size: 1.3rem;
    }
    
    .logo i {
        font-size: 1.7rem;
    }
    
    .nav-menu {
        width: 260px;
    }
    
    /* Hero */
    .hero {
        min-height: 90vh;
        padding-top: 70px;
    }
    
    .title-main {
        font-size: 1.8rem;
    }
    
    .title-sub {
        font-size: 1.1rem;
    }
    
    .hero-description {
        font-size: 0.95rem;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-stats {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .stat-item {
        font-size: 0.9rem;
    }
    
    .stat-item i {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
        padding: var(--spacing-md);
    }
    
    .floating-card {
        padding: var(--spacing-md);
        flex-direction: column;
        text-align: center;
    }
    
    .floating-card i {
        font-size: 2rem;
        padding: var(--spacing-sm);
    }
    
    /* Section Header */
    .section-header {
        margin-bottom: var(--spacing-xl);
    }
    
    .section-title {
        font-size: 1.7rem;
    }
    
    .section-description {
        font-size: 1rem;
    }
    
    /* About */
    .about-text h3 {
        font-size: 1.6rem;
    }
    
    .about-text p {
        font-size: 1rem;
    }
    
    .feature-item {
        padding: var(--spacing-sm);
    }
    
    .feature-item i {
        font-size: 1.5rem;
        padding: var(--spacing-xs);
    }
    
    .feature-text h4 {
        font-size: 1rem;
    }
    
    .feature-text p {
        font-size: 0.85rem;
    }
    
    .image-card {
        padding: var(--spacing-md);
    }
    
    .image-card i {
        font-size: 3rem;
    }
    
    .image-card h4 {
        font-size: 1.3rem;
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: var(--spacing-md);
    }
    
    .service-icon {
        width: 70px;
        height: 70px;
    }
    
    .service-icon i {
        font-size: 1.7rem;
    }
    
    .service-card h3 {
        font-size: 1.3rem;
    }
    
    .featured-badge {
        font-size: 0.75rem;
        padding: 5px var(--spacing-sm);
    }
    
    /* Brands */
    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .brand-card {
        padding: var(--spacing-md);
    }
    
    .brand-logo {
        height: 50px;
    }
    
    .brand-logo img {
        max-height: 40px;
    }
    
    .brand-logo.zamil,
    .brand-logo.trane,
    .brand-logo.york {
        font-size: 1.5rem;
    }
    
    /* Contact */
    .contact-info h2 {
        font-size: 1.7rem;
    }
    
    .contact-info > p {
        font-size: 1rem;
    }
    
    .contact-icon {
        width: 45px;
        height: 45px;
    }
    
    .contact-icon i {
        font-size: 1.1rem;
    }
    
    .contact-text h4 {
        font-size: 1rem;
    }
    
    .contact-text a {
        font-size: 1.1rem;
    }
    
    .contact-form-wrapper {
        padding: var(--spacing-lg);
    }
    
    .contact-form-wrapper h3 {
        font-size: 1.5rem;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .footer-col {
        text-align: center;
    }
    
    .footer-logo {
        justify-content: center;
    }
    
    .footer-links,
    .footer-contact {
        text-align: center;
    }
    
    .footer-contact li {
        justify-content: center;
    }
    
    /* Floating Elements */
    .floating-whatsapp {
        width: 55px;
        height: 55px;
        bottom: 20px;
        left: 20px;
        font-size: 1.6rem;
    }
    
    .floating-whatsapp .tooltip {
        display: none;
    }
    
    .scroll-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
        font-size: 1.1rem;
    }
}

/* Small Mobile (max-width: 480px) */
@media (max-width: 480px) {
    :root {
        --spacing-xxl: 2rem;
        --spacing-xl: 1.5rem;
        --spacing-lg: 1.25rem;
    }
    
    html {
        font-size: 14px;
    }
    
    /* Navigation */
    .logo {
        font-size: 1.1rem;
    }
    
    .logo i {
        font-size: 1.5rem;
    }
    
    .nav-wrapper {
        padding: var(--spacing-xs) 0;
    }
    
    .nav-menu {
        width: 100%;
        right: -100%;
    }
    
    /* Hero */
    .hero {
        min-height: 85vh;
        padding-top: 60px;
    }
    
    .title-main {
        font-size: 1.6rem;
    }
    
    .title-sub {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
    }
    
    .hero-stats {
        width: 100%;
    }
    
    .stat-item {
        font-size: 0.85rem;
        width: 100%;
    }
    
    .hero-buttons {
        gap: var(--spacing-sm);
    }
    
    .btn {
        font-size: 0.95rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .floating-card {
        padding: var(--spacing-sm);
    }
    
    .card-title {
        font-size: 0.95rem;
    }
    
    .card-phone {
        font-size: 1.1rem;
    }
    
    .scroll-indicator {
        bottom: 15px;
    }
    
    .mouse {
        width: 20px;
        height: 35px;
    }
    
    /* Section Spacing */
    .about,
    .services,
    .brands,
    .contact {
        padding: var(--spacing-xl) 0;
    }
    
    /* Section Header */
    .section-badge {
        font-size: 0.8rem;
        padding: 5px var(--spacing-sm);
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .section-description {
        font-size: 0.9rem;
    }
    
    /* About */
    .about-text h3 {
        font-size: 1.4rem;
    }
    
    .about-text p {
        font-size: 0.95rem;
    }
    
    .feature-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .feature-item i {
        font-size: 1.3rem;
    }
    
    .feature-text h4 {
        font-size: 0.95rem;
    }
    
    .image-card i {
        font-size: 2.5rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .image-card h4 {
        font-size: 1.1rem;
    }
    
    .image-card p {
        font-size: 0.9rem;
    }
    
    /* Services */
    .service-icon {
        width: 60px;
        height: 60px;
    }
    
    .service-icon i {
        font-size: 1.5rem;
    }
    
    .service-card h3 {
        font-size: 1.2rem;
    }
    
    .service-card > p {
        font-size: 0.9rem;
    }
    
    .service-list li {
        font-size: 0.9rem;
    }
    
    .service-btn {
        padding: var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    .featured-badge {
        top: 15px;
        left: 15px;
        font-size: 0.7rem;
    }
    
    /* Brands */
    .brands-grid {
        gap: var(--spacing-sm);
    }
    
    .brand-card {
        padding: var(--spacing-sm);
    }
    
    .brand-logo {
        height: 40px;
    }
    
    .brand-logo img {
        max-height: 35px;
    }
    
    .brand-card h4 {
        font-size: 0.95rem;
    }
    
    .brands-note {
        flex-direction: column;
        padding: var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    /* Contact */
    .contact-info h2 {
        font-size: 1.5rem;
    }
    
    .contact-info > p {
        font-size: 0.95rem;
        margin-bottom: var(--spacing-lg);
    }
    
    .contact-details {
        margin-bottom: var(--spacing-lg);
    }
    
    .contact-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm) 0;
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
    }
    
    .contact-icon i {
        font-size: 1rem;
    }
    
    .contact-text h4 {
        font-size: 0.95rem;
        margin-bottom: 5px;
    }
    
    .contact-text a {
        font-size: 1rem;
    }
    
    .contact-text p {
        font-size: 0.85rem;
    }
    
    .whatsapp-btn {
        padding: var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    .whatsapp-btn i {
        font-size: 1.3rem;
    }
    
    .contact-form-wrapper {
        padding: var(--spacing-md);
    }
    
    .contact-form-wrapper h3 {
        font-size: 1.3rem;
        margin-bottom: var(--spacing-md);
    }
    
    .form-group {
        margin-bottom: var(--spacing-sm);
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: var(--spacing-sm);
        padding-right: 2.5rem;
        font-size: 0.95rem;
    }
    
    .form-group i {
        right: var(--spacing-sm);
        font-size: 1rem;
    }
    
    .submit-btn {
        padding: var(--spacing-sm);
        font-size: 1rem;
    }
    
    /* Footer */
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }
    
    .footer-col h4 {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .footer-logo {
        font-size: 1.3rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .footer-logo i {
        font-size: 1.7rem;
    }
    
    .footer-description {
        font-size: 0.9rem;
        line-height: 1.6;
    }
    
    .footer-license {
        font-size: 0.85rem;
        padding: var(--spacing-xs);
    }
    
    .footer-links li,
    .footer-contact li {
        margin-bottom: var(--spacing-xs);
        font-size: 0.9rem;
    }
    
    .footer-bottom {
        padding-top: var(--spacing-md);
    }
    
    .footer-bottom p {
        font-size: 0.85rem;
    }
    
    /* Floating Elements */
    .floating-whatsapp {
        width: 50px;
        height: 50px;
        bottom: 15px;
        left: 15px;
        font-size: 1.4rem;
    }
    
    .scroll-top {
        width: 40px;
        height: 40px;
        bottom: 15px;
        right: 15px;
        font-size: 1rem;
    }
}

/* Extra Small Mobile (max-width: 375px) */
@media (max-width: 375px) {
    html {
        font-size: 13px;
    }
    
    .title-main {
        font-size: 1.4rem;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .hero-buttons {
        width: 100%;
    }
    
    .btn {
        padding: var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    .service-card {
        padding: var(--spacing-sm);
    }
    
    .brands-grid {
        grid-template-columns: 1fr;
    }
}

/* Landscape Orientation - Mobile */
@media (max-height: 600px) and (orientation: landscape) {
    .hero {
        min-height: 100vh;
        padding-top: 60px;
    }
    
    .hero-content {
        padding: var(--spacing-md) 0;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .hero-stats {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .floating-card {
        display: none;
    }
}

/* High Resolution Screens */
@media (min-width: 1400px) {
    .section-title {
        font-size: 3rem;
    }
    
    .title-main {
        font-size: 3.5rem;
    }
    
    .hero-description {
        font-size: 1.25rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .floating-whatsapp,
    .scroll-top,
    .hero-buttons,
    .whatsapp-buttons,
    .contact-form-wrapper {
        display: none !important;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-lg) 0;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    .container {
        max-width: 100%;
    }
}

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-indicator,
    .hero-pattern,
    .floating-card {
        animation: none !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    /* Optional: Add dark mode styles if needed */
    /* Currently not implemented to maintain brand consistency */
}