/**
 * VPrefer Digital Marketing - Responsive Styles
 * Mobile First Design
 */

/* ============================================
   Extra Large Devices (1400px and up)
   ============================================ */
@media (max-width: 1400px) {
    .container {
        max-width: 1140px;
    }
    
    h1 { font-size: 2.75rem; }
    h2 { font-size: 2.25rem; }
    h3 { font-size: 2rem; }
}

/* ============================================
   Large Devices (1200px and down)
   ============================================ */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .service-card.featured {
        grid-column: span 2;
    }
    
    .web-dev-content {
        grid-template-columns: 1fr;
    }
    
    .web-dev-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .why-grid-centered {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        max-width: 720px;
    }
    
    .case-studies-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   Medium Devices (992px and down)
   ============================================ */
@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.75rem; }
    
    .desktop-menu,
    .desktop-cta {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero {
        padding: 140px 0 80px;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .hero-subheading {
        font-size: 1.125rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card.featured {
        grid-column: span 1;
    }
    
    .process-timeline::before {
        left: 20px;
    }
    
    .process-step {
        flex-direction: column !important;
        align-items: flex-start;
        gap: 1rem;
        padding-left: 60px;
    }
    
    .process-step-number {
        position: absolute;
        left: 0;
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }
    
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .why-grid-centered {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    
    .case-studies-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-slider {
        padding: 0 20px;
    }
    
    .testimonial-card {
        padding: 2rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .floating-buttons {
        bottom: 80px;
    }
    
    .sticky-mobile-cta {
        display: flex;
    }
}

/* ============================================
   Small Devices (768px and down)
   ============================================ */
@media (max-width: 768px) {
    .container {
        max-width: 540px;
        padding: 0 15px;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    h4 { font-size: 1.25rem; }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero-subheading {
        font-size: 1rem;
    }
    
    .hero-buttons .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .trust {
        padding: 40px 0;
    }
    
    .client-logos-set {
        gap: 2rem;
        padding-right: 2rem;
    }
    
    .client-logo {
        max-width: 120px;
    }
    
    .services,
    .process,
    .why-choose,
    .case-studies,
    .testimonials,
    .blog-section,
    .faq-section,
    .contact-section {
        padding: 60px 0;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .web-dev-special {
        padding: 60px 0;
    }
    
    .web-dev-features {
        grid-template-columns: 1fr;
    }
    
    .web-dev-buttons {
        flex-direction: column;
    }
    
    .web-dev-buttons .btn {
        width: 100%;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }

    .why-grid-centered {
        grid-template-columns: 1fr;
        max-width: 380px;
    }
    
    .process-step {
        margin-bottom: 2rem;
    }
    
    .process-step-content {
        padding: 1.5rem;
    }
    
    .testimonial-text {
        font-size: 1rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-map iframe {
        height: 200px;
    }
    
    .mobile-menu {
        max-width: 100%;
    }
    
    .mobile-menu-content {
        padding: 80px 20px 20px;
    }
    
    .floating-buttons {
        bottom: 70px;
        right: 15px;
    }
    
    .floating-btn {
        width: 50px;
        height: 50px;
    }
    
    .scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 15px;
    }
    
    .page-header {
        padding: 140px 0 80px;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .page-header p {
        font-size: 1rem;
    }
}

/* ============================================
   Extra Small Devices (576px and down)
   ============================================ */
@media (max-width: 576px) {
    .container {
        max-width: 100%;
        padding: 0 15px;
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .logo {
        font-size: 1.25rem;
    }
    
    .logo-img {
        height: 40px;
    }
    
    .hero {
        padding: 100px 0 50px;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .hero-subheading {
        font-size: 0.9rem;
    }
    
    .hero-buttons {
        gap: 0.75rem;
    }
    
    .hero-buttons .btn {
        padding: 10px 20px;
        font-size: 0.875rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .section-badge {
        font-size: 0.75rem;
        padding: 6px 16px;
    }
    
    .service-card,
    .why-card,
    .case-study-card,
    .blog-card {
        padding: 1.5rem;
    }
    
    .service-icon,
    .why-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .web-dev-feature-icon {
        width: 45px;
        height: 45px;
        font-size: 1.25rem;
    }
    
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .testimonial-text {
        font-size: 0.9rem;
    }
    
    .testimonial-avatar {
        width: 50px;
        height: 50px;
    }
    
    .faq-question {
        font-size: 1rem;
        padding: 1rem;
    }
    
    .faq-answer-content {
        padding: 0 1rem 1rem;
        font-size: 0.9rem;
    }
    
    .contact-item {
        gap: 0.75rem;
    }
    
    .contact-item-icon {
        width: 45px;
        height: 45px;
    }
    
    .contact-item-text h4 {
        font-size: 0.9rem;
    }
    
    .contact-item-text p {
        font-size: 0.85rem;
    }
    
    .sticky-cta-btn {
        font-size: 0.75rem;
        padding: 10px;
    }
    
    .sticky-cta-btn svg {
        width: 16px;
        height: 16px;
    }
    
    .popup-content {
        padding: 2rem;
    }
    
    .popup-content h3 {
        font-size: 1.25rem;
    }
    
    .popup-content p {
        font-size: 0.9rem;
    }
}

/* ============================================
   Landscape Mobile
   ============================================ */
@media (max-width: 767px) and (orientation: landscape) {
    .hero {
        padding: 100px 0 40px;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .hero-subheading {
        font-size: 0.875rem;
    }
    
    .services,
    .process,
    .why-choose,
    .case-studies,
    .testimonials,
    .blog-section,
    .faq-section,
    .contact-section {
        padding: 40px 0;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .header,
    .footer,
    .floating-buttons,
    .scroll-to-top,
    .sticky-mobile-cta,
    .mobile-menu,
    .hamburger {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    a {
        text-decoration: underline;
    }
    
    .btn {
        border: 1px solid #000;
        color: #000;
    }
}

/* ============================================
   High DPI Displays
   ============================================ */
@media (-webkit-min-device-pixel-ratio: 2),
       (min-resolution: 192dpi) {
    .logo-img,
    .footer-logo-img {
        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 Support
   ============================================ */
@media (prefers-color-scheme: dark) {
    :root {
        --background: #0a0a0a;
        --text: #e5e5e5;
        --text-light: #a3a3a3;
        --white: #171717;
        --gray-100: #262626;
        --gray-200: #404040;
        --gray-300: #525252;
        --gray-400: #737373;
        --gray-500: #a3a3a3;
        --gray-600: #d4d4d4;
        --gray-700: #e5e5e5;
        --gray-800: #f5f5f5;
        --gray-900: #fafafa;
    }
    
    .header {
        background: rgba(10, 10, 10, 0.95);
    }
    
    .hero {
        background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 100%);
    }
    
    .service-card,
    .why-card,
    .case-study-card,
    .blog-card,
    .faq-item,
    .contact-form {
        background: var(--white);
    }
    
    .testimonial-card {
        background: var(--white);
    }
}

/* ============================================
   Tablet Specific
   ============================================ */
@media (min-width: 768px) and (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .why-grid-centered {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    
    .case-studies-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}