/**
 * 11-mobile.css - ITCSS Mobile Layer
 * 
 * ITCSS Layer: Mobile
 * Load Order: 11 of 12
 * Consolidation: 1 file → 1 file (mobile-consolidated.css)
 * Dependencies: All previous layers (01-10)
 * 
 * Consolidated Files:
 * └── mobile-consolidated.css → Comprehensive Mobile Styles
 * 
 * System Features:
 * • Mobile-first responsive design optimizations
 * • Touch-friendly interface adaptations
 * • Mobile-specific navigation and layout patterns
 * • Typography scaling for small screens
 * • Performance optimizations for mobile devices
 * • iOS Safari and Android browser compatibility
 * • Safe area support for notched devices
 * • WordPress admin bar mobile compensation
 */

/* ========================================================================
   MOBILE CSS VARIABLES & OVERRIDES
   ======================================================================== */

@media (max-width: 768px) {
    :root {
        /* Mobile Spacing */
        --space-mobile-section: 60px;
        --space-mobile-section-sm: 24px;
        --space-mobile-section-gap: 30px;
        --space-mobile-section-gap-lg: 40px;
        --space-mobile-container: 1.25rem;
        --space-mobile-container-sm: 1rem;
        --space-mobile-content: 1rem;
        --space-mobile-paragraph: 0.75rem;
        
        /* Mobile Typography */
        --heading-margin-bottom-mobile: 1.25rem;
        --font-size-h1-mobile: clamp(1.75rem, 6vw, 2.25rem);
        --font-size-h2-mobile: clamp(1.5rem, 5vw, 1.875rem);
        --font-size-h3-mobile: clamp(1.25rem, 4vw, 1.5rem);
        --heading-line-height-tight: 1.25;
        --heading-line-height-normal: 1.35;
        
        /* Mobile Buttons */
        --btn-padding-mobile: 16px 24px;
        --btn-padding-mobile-lg: 20px 32px;
        --btn-margin: 0.75rem;
        --btn-margin-sm: 0.5rem;
        --btn-min-height-mobile: 44px;
        --btn-min-width-mobile: 44px;
        
        /* Touch Targets */
        --touch-target-min-height: 44px;
        --touch-target-min-width: 44px;
        --touch-target-padding: 16px 24px;
        
        /* Mobile Stats */
        --stats-gap-mobile: 2rem;
        --stats-padding-mobile: 1.5rem;
        --stats-border-mobile: 1px solid var(--color-border-light, rgba(0, 10, 64, 0.1));
        --stats-bg-mobile: var(--color-bg-secondary, rgba(255, 255, 255, 0.8));
        
        /* Font Scaling */
        --font-scale-factor-mobile: 0.85;
    }
}

/* Typography scaling for mobile devices */
@media only screen and (max-width: 991px) {
    :root {
        --font-scale-factor: 0.9;
    }
}

@media only screen and (max-width: 767px) {
    :root {
        --font-scale-factor: 0.85;
    }
}

@media only screen and (max-width: 576px) {
    :root {
        --font-scale-factor: 0.8;
    }
}

/* ========================================================================
   BASE MOBILE STYLES
   ======================================================================== */

@media (max-width: 768px) {
    body,
    html {
        overflow-x: hidden !important;
        margin: 0 !important;
        padding: 0 !important;
        box-sizing: border-box !important;
    }
    
    body {
        padding-top: var(--space-header-height-mobile, 70px) !important;
        line-height: var(--line-height-normal, 1.6) !important;
        margin: 0 !important;
    }
    
    html {
        scroll-padding-top: var(--space-header-height-mobile, 70px) !important;
        margin: 0 !important;
    }
    
    @media (orientation: landscape) {
        body {
            padding-top: var(--space-header-height-mobile, 70px) !important;
        }
        html {
            scroll-padding-top: var(--space-header-height-mobile, 70px) !important;
        }
    }
}

/* Enhanced mobile fixed positioning with comprehensive device support */
@media (max-width: var(--breakpoint-tablet-max, 991px)) {
    /* Mobile viewport reset */
    html,
    body {
        margin: 0 !important;
        padding: 0 !important;
    }
    
    /* Strengthened mobile header positioning */
    body.theme-pt .header {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        min-width: 100% !important;
        max-width: 100% !important;
        z-index: var(--z-index-header, 99) !important;
        background-color: var(--header-bg-color, rgba(255, 255, 255, .98)) !important;
        margin: 0 !important;
        padding: 0 !important;
        box-sizing: border-box !important;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
    
    /* Comprehensive Bootstrap override for mobile */
    body.theme-pt .navbar-expand-lg.header,
    body.theme-pt .header.navbar-expand-lg,
    body.theme-pt .navbar-expand-sm.header,
    body.theme-pt .navbar-expand-md.header,
    body.theme-pt .navbar-expand-xl.header,
    body.theme-pt .navbar.header,
    body.theme-pt .header.navbar {
        position: fixed !important;
        display: block !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        flex-wrap: nowrap !important;
        z-index: var(--z-index-header, 99) !important;
    }
    
    /* Enhanced header height consistency with fallbacks */
    body.theme-pt .header .main-nav {
        height: var(--space-header-height-mobile, 70px) !important;
        min-height: var(--space-header-height-mobile, 70px) !important;
        max-height: var(--space-header-height-mobile, 70px) !important;
        box-sizing: border-box !important;
    }
    
    /* Mobile browser UI compensation */
    @supports (height: 100dvh) {
        body.theme-pt .header {
            position: fixed !important;
            top: 0 !important;
        }
    }
    
    /* iOS Safari specific fixes */
    @supports (-webkit-touch-callout: none) {
        body.theme-pt .header {
            position: fixed !important;
            -webkit-backface-visibility: hidden;
            backface-visibility: hidden;
        }
    }
    
    /* Safe area support for notched devices */
    @supports (padding-top: env(safe-area-inset-top)) {
        body.theme-pt .header {
            height: calc(var(--space-header-height-mobile, 70px) + env(safe-area-inset-top)) !important;
            min-height: calc(var(--space-header-height-mobile, 70px) + env(safe-area-inset-top)) !important;
            padding-top: 0 !important;
        }
        
        body {
            padding-top: calc(var(--space-header-height-mobile, 70px) + env(safe-area-inset-top)) !important;
        }
    }
    
    /* Improved container padding for better mobile readability */
    [class*="col-"] {
        max-width: 100%;
        overflow: hidden;
        word-wrap: break-word;
    }
    
    /* Complete the existing overflow strategy - preserve Bootstrap gutters */
    body.theme-pt .container > .row {
        box-sizing: border-box;
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    
    /* Enhanced column constraint to respect available space */
    body.theme-pt .container > .row > [class*="col-"] {
        box-sizing: border-box;
        max-width: 100%;
        min-width: 0; /* Prevent flex item overflow */
        padding-left: calc(var(--bs-gutter-x) * 0.5);
        padding-right: calc(var(--bs-gutter-x) * 0.5);
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    /* Stronger specificity fix for content constraint */
    body.theme-pt .container .row.align-items-center.justify-content-between.g-0 {
        margin-left: auto !important;
        margin-right: auto !important;
        width: 100% !important;
    }
    
    body.theme-pt .container .row.align-items-center.justify-content-between.g-0 > [class*="col-"] {
        max-width: 100% !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
        width: 100% !important;
    }
    
    /* Optimized section spacing for About page */
    .aboutinfo,
    .aboutlook,
    .aboutteam,
    .aboutimgs {
        padding: var(--space-mobile-section-sm) 0 !important;
    }
}

/* ========================================================================
   MOBILE TYPOGRAPHY
   ======================================================================== */

@media (max-width: 768px) {
    :root {
        --paragraph-margin-bottom: var(--space-lg);
        --body-line-height: var(--line-height-relaxed);
    }
    
    /* Enhanced typography scale for mobile readability */
    h1 {
        font-size: var(--font-size-h1-mobile) !important;
        line-height: var(--heading-line-height-tight) !important;
        margin-bottom: var(--heading-margin-bottom-mobile) !important;
    }
    
    /* Fix excessive padding on about page h1 - override desktop styles */
    .aboutinfo h1,
    section.aboutinfo h1,
    .aboutinfo > .container h1 {
        font-size: clamp(1.75rem, 5vw, 2rem) !important;
        line-height: var(--heading-line-height-tight) !important;
        margin-bottom: var(--heading-margin-bottom) !important;
        padding: 0 !important;
        padding-top: 0 !important;
        padding-bottom: 0 !important;
    }
    
    /* Enhanced H2 sections for mobile readability */
    h2,
    h2.section-heading,
    .banner-new h2,
    .marketing-sells h2,
    .informed-consumers h2,
    section h2,
    .container h2,
    [class*="section"] h2,
    .aboutlook h2,
    .aboutteam h2 {
        font-size: var(--font-size-h2-mobile) !important;
        line-height: var(--heading-line-height-normal) !important;
        margin-bottom: var(--heading-margin-bottom-mobile) !important;
    }
    
    h3 {
        font-size: var(--font-size-h3-mobile) !important;
        line-height: var(--heading-line-height-normal) !important;
        margin-bottom: var(--space-md) !important;
    }
    
    /* Better paragraph spacing for mobile */
    p,
    .aboutinfo p {
        font-size: var(--font-size-md) !important;
        line-height: var(--body-line-height) !important;
        margin-bottom: var(--paragraph-margin-bottom) !important;
    }
    
    .hero-section h1 {
        font-size: clamp(1.75rem, 5vw, 2rem);
        text-align: left;
        line-height: 1.2;
        margin-bottom: var(--space-md);
        color: var(--color-primary);
        font-weight: var(--font-weight-bold);
    }
    
    .home-quote p {
        font-size: var(--font-size-lg);
        line-height: var(--line-height-relaxed);
    }
    
    /* About page achievement stats - reduce oversized numbers */
    .aboutlook .points h3 {
        font-size: clamp(2.25rem, 6vw, 2.5rem) !important;
        line-height: var(--heading-line-height-tight) !important;
        margin-bottom: var(--heading-margin-bottom) !important;
    }
}

@media (max-width: 640px) {
    h1 { 
        font-size: clamp(1.625rem, 5vw, 2.5rem);
        line-height: 1.25;
    }
    h2 { 
        font-size: clamp(1.5rem, 4.5vw, 2.25rem);
        line-height: 1.3;
    }
    h3 { 
        font-size: clamp(1.25rem, 4vw, 1.75rem);
        line-height: 1.35;
    }
}

@media (max-width: 576px) {
    .hero-content {
        text-align: center;
    }
    
    .hero-section h1,
    .hero-section h2,
    .hero-section p {
        color: var(--color-primary);
        text-align: center;
    }
}

@media (max-width: 480px) {
    h1 { 
        font-size: clamp(1.375rem, 6vw, 1.875rem) !important;
        line-height: 1.2 !important;
        margin-bottom: 0.75rem;
    }
    h2 { 
        font-size: clamp(1.25rem, 5.5vw, 1.75rem) !important;
        line-height: 1.25 !important;
        margin-bottom: 0.75rem;
    }
}

/* ========================================================================
   MOBILE NAVIGATION
   ======================================================================== */

@media (max-width: 991px) {
    /* Mobile Navigation Toggle */
    body.theme-pt .navbar-toggler {
        border: none;
        padding: 0.375rem 0.5rem;
        font-size: 1rem;
        background: transparent;
        border-radius: 0.375rem;
        margin-right: 0.5rem;
    }
    
    /* Mobile Menu Styling */
    body.theme-pt .navbar-collapse {
        background: var(--header-bg-color, white);
        border-top: 1px solid var(--color-border-primary);
        margin-top: 1rem;
        padding-top: 1rem;
    }
    
    body.theme-pt .navbar-nav {
        width: 100%;
    }
    
    body.theme-pt .navbar-nav .nav-item {
        width: 100%;
        margin: 0;
        border-bottom: 1px solid var(--color-border-light);
    }
    
    body.theme-pt .navbar-nav .nav-link {
        padding: 1rem 0;
        font-size: var(--font-size-lg);
        font-weight: var(--font-weight-medium);
        color: var(--color-primary);
        width: 100%;
        text-align: left;
        border: none;
    }
    
    body.theme-pt .navbar-nav .nav-link:hover,
    body.theme-pt .navbar-nav .nav-link:focus {
        color: var(--color-accent);
        background: var(--color-bg-secondary);
    }
    
    /* Dropdown Menus Mobile */
    body.theme-pt .dropdown-menu {
        position: static;
        float: none;
        width: 100%;
        margin-top: 0;
        background: var(--color-bg-secondary);
        border: none;
        box-shadow: none;
        border-radius: 0;
    }
    
    body.theme-pt .dropdown-item {
        padding: 0.75rem 1rem;
        color: var(--color-text-primary);
        font-size: var(--font-size-md);
    }
    
    body.theme-pt .dropdown-item:hover,
    body.theme-pt .dropdown-item:focus {
        background: var(--color-bg-tertiary);
        color: var(--color-primary);
    }
}

/* ========================================================================
   MOBILE BUTTONS & FORMS
   ======================================================================== */

@media (max-width: 768px) {
    /* Button Touch Targets */
    .btn {
        min-height: var(--btn-min-height-mobile);
        padding: var(--btn-padding-mobile);
        font-size: var(--font-size-md);
        font-weight: var(--font-weight-medium);
        border-radius: var(--radius-md);
        transition: var(--transition-fast);
    }
    
    .btn.btn-primary {
        padding: var(--btn-padding-mobile-lg);
        font-weight: var(--font-weight-semibold);
        min-width: var(--btn-min-width-mobile);
    }
    
    .btn.btn-secondary {
        padding: var(--btn-padding-mobile);
        border: 2px solid var(--color-primary);
    }
    
    /* Form Elements */
    .form-control,
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="password"],
    textarea,
    select {
        min-height: var(--touch-target-min-height);
        padding: var(--space-sm) var(--space-md);
        font-size: var(--font-size-md);
        border-radius: var(--radius-md);
        border: 1px solid var(--color-border-primary);
    }
    
    .form-control:focus,
    input:focus,
    textarea:focus,
    select:focus {
        border-color: var(--color-primary);
        box-shadow: 0 0 0 0.2rem rgba(var(--color-primary-rgb), 0.25);
        outline: none;
    }
    
    /* Form Labels */
    label {
        font-size: var(--font-size-md);
        font-weight: var(--font-weight-medium);
        color: var(--color-text-primary);
        margin-bottom: var(--space-xs);
        display: block;
    }
    
    /* Form Groups */
    .form-group,
    .mb-3 {
        margin-bottom: var(--space-lg);
    }
}

/* ========================================================================
   MOBILE CARDS & COMPONENTS
   ======================================================================== */

@media (max-width: 768px) {
    /* Card Mobile Adaptations */
    .card {
        margin-bottom: var(--space-lg);
        border-radius: var(--radius-lg);
        box-shadow: var(--card-shadow-sm);
        border: 1px solid var(--color-border-light);
    }
    
    .card-body {
        padding: var(--space-lg);
    }
    
    .card-title {
        font-size: var(--font-size-lg);
        font-weight: var(--font-weight-semibold);
        margin-bottom: var(--space-sm);
        line-height: var(--line-height-tight);
    }
    
    .card-text {
        font-size: var(--font-size-md);
        line-height: var(--line-height-relaxed);
        color: var(--color-text-secondary);
    }
    
    /* Card Image Mobile Override - Ensures base mobile system works */
    body.theme-pt .container .card .card-image,
    body.theme-pt section .card .card-image {
        height: auto;
        min-height: auto;
    }
    
    body.theme-pt .container .card .card-image img,
    body.theme-pt section .card .card-image img {
        height: auto;
        min-height: 200px;
        max-height: 300px;
        object-fit: cover;
    }
    
    /* Grid Cards Mobile */
    .row.card-row {
        margin-left: 0;
        margin-right: 0;
    }
    
    .row.card-row > [class*="col-"] {
        padding-left: var(--space-xs);
        padding-right: var(--space-xs);
        margin-bottom: var(--space-lg);
    }
    
    /* Team Cards Mobile */
    body.theme-pt .card.card-team .card-body {
        padding: var(--space-md) var(--space-lg);
        justify-content: flex-start;
        gap: var(--space-sm);
    }
    
    body.theme-pt .card.card-team .card-body .designation {
        min-height: 1.5em;
        margin-bottom: var(--space-xs);
    }
    
    body.theme-pt .card.card-team .card-body hr {
        margin: var(--space-sm) 0;
    }
    
    body.theme-pt .card.card-team .contact-info {
        margin-top: var(--space-xs);
        gap: var(--space-xs);
    }
    
    /* Stats Cards Mobile */
    .stats-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--stats-gap-mobile);
        padding: var(--stats-padding-mobile);
    }
    
    .stats-card {
        background: var(--stats-bg-mobile);
        border: var(--stats-border-mobile);
        border-radius: var(--radius-lg);
        padding: var(--space-lg);
        text-align: center;
    }
    
    .stats-number {
        font-size: clamp(1.5rem, 4vw, 2rem);
        font-weight: var(--font-weight-bold);
        color: var(--color-primary);
        margin-bottom: var(--space-xs);
        line-height: 1;
    }
    
    .stats-label {
        font-size: var(--font-size-sm);
        color: var(--color-text-muted);
        font-weight: var(--font-weight-medium);
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }
}

@media (max-width: 576px) {
    .card-body {
        padding: var(--space-md);
    }
    
    /* Team Cards Small Mobile */
    body.theme-pt .card.card-team .card-body {
        padding: var(--space-sm) var(--space-md);
        gap: var(--space-xs);
    }
    
    body.theme-pt .card.card-team .card-body .designation {
        min-height: 1.2em;
        margin-bottom: var(--space-xs);
        line-height: 1.3;
    }
    
    body.theme-pt .card.card-team .card-body hr {
        margin: var(--space-xs) 0;
    }
    
    body.theme-pt .card.card-team .contact-info {
        margin-top: var(--space-xs);
        gap: 4px;
    }
    
    /* Card Image Small Mobile */
    body.theme-pt .container .card .card-image img,
    body.theme-pt section .card .card-image img {
        min-height: 180px;
        max-height: 250px;
    }
    
    .stats-grid {
        gap: var(--space-lg);
        padding: var(--space-md);
    }
    
    .stats-card {
        padding: var(--space-md);
    }
}

/* ========================================================================
   MOBILE SECTIONS & LAYOUT
   ======================================================================== */

@media (max-width: 768px) {
    /* Section Spacing */
    section,
    .section-spacing {
        padding: var(--space-mobile-section) 0;
    }
    
    .section-spacing-sm {
        padding: var(--space-mobile-section-sm) 0;
    }
    
    /* Container Mobile Padding */
    .container {
        padding-left: var(--space-mobile-container);
        padding-right: var(--space-mobile-container);
        max-width: 100%;
    }
    
    /* Section Titles */
    .section-title {
        text-align: center;
        margin-bottom: var(--space-2xl);
    }
    
    .section-title h2 {
        font-size: var(--font-size-h2-mobile);
        margin-bottom: var(--space-md);
        line-height: var(--heading-line-height-tight);
    }
    
    .section-title p {
        font-size: var(--font-size-md);
        color: var(--color-text-muted);
        margin: 0 auto;
        max-width: 100%;
        line-height: var(--line-height-relaxed);
    }
    
    /* Footer Mobile */
    .footer {
        padding: var(--space-2xl) 0 var(--space-xl);
        text-align: center;
    }
    
    .footer-logo {
        width: 100%;
        max-width: 200px;
        margin-bottom: var(--space-xl);
    }
    
    .footer-nav {
        margin-bottom: var(--space-lg);
    }
    
    .footer-nav ul {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .footer-nav a {
        color: var(--color-text-secondary);
        text-decoration: none;
        font-size: var(--font-size-md);
        padding: var(--space-xs) 0;
        display: block;
        transition: var(--transition-fast);
    }
    
    .footer-nav a:hover {
        color: var(--color-primary);
    }
    
    /* Enhanced Footer Layout for Mobile */
    body.theme-pt .footer .row > div {
        text-align: center;
        padding: 0 var(--space-md);
        margin-bottom: var(--space-xl);
    }
    
    body.theme-pt .footer .footer-logo {
        margin-bottom: var(--space-lg);
        display: block;
        text-align: center;
    }
    
    body.theme-pt .footer .social-links {
        justify-content: center;
        margin-bottom: var(--space-lg);
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-sm);
    }
    
    body.theme-pt .footer .newsletter-form {
        text-align: left;
        max-width: 320px;
        margin: 0 auto;
    }
    
    body.theme-pt .footer .newsletter-form .form-group {
        margin-bottom: var(--space-md);
    }
    
    body.theme-pt .footer .newsletter-form input,
    body.theme-pt .footer .newsletter-form button {
        width: 100%;
        margin-bottom: var(--space-sm);
    }
    
    body.theme-pt .footer .newsletter-form h3,
    body.theme-pt .footer .newsletter-form h4 {
        text-align: center;
        margin-bottom: var(--space-md);
    }
    
    /* Call-to-Action Sections */
    .cta-section {
        padding: var(--space-2xl) var(--space-md);
        text-align: center;
        background: var(--color-bg-secondary);
        border-radius: var(--radius-xl);
        margin: var(--space-xl) 0;
    }
    
    .cta-title {
        font-size: var(--font-size-h2-mobile);
        margin-bottom: var(--space-md);
        color: var(--color-primary);
    }
    
    .cta-text {
        font-size: var(--font-size-md);
        color: var(--color-text-secondary);
        margin-bottom: var(--space-lg);
        line-height: var(--line-height-relaxed);
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: var(--space-mobile-container-sm);
        padding-right: var(--space-mobile-container-sm);
    }
    
    .section-title {
        margin-bottom: var(--space-xl);
    }
    
    .cta-section {
        padding: var(--space-xl) var(--space-sm);
        margin: var(--space-lg) 0;
    }
}

/* ========================================================================
   MOBILE UTILITIES
   ======================================================================== */

@media (max-width: 768px) {
    /* Spacing Utilities */
    .mobile-mb-0 { margin-bottom: 0 !important; }
    .mobile-mb-1 { margin-bottom: var(--space-xs) !important; }
    .mobile-mb-2 { margin-bottom: var(--space-sm) !important; }
    .mobile-mb-3 { margin-bottom: var(--space-md) !important; }
    .mobile-mb-4 { margin-bottom: var(--space-lg) !important; }
    .mobile-mb-5 { margin-bottom: var(--space-xl) !important; }
    
    .mobile-mt-0 { margin-top: 0 !important; }
    .mobile-mt-1 { margin-top: var(--space-xs) !important; }
    .mobile-mt-2 { margin-top: var(--space-sm) !important; }
    .mobile-mt-3 { margin-top: var(--space-md) !important; }
    .mobile-mt-4 { margin-top: var(--space-lg) !important; }
    .mobile-mt-5 { margin-top: var(--space-xl) !important; }
    
    .mobile-px-0 { padding-left: 0 !important; padding-right: 0 !important; }
    .mobile-py-0 { padding-top: 0 !important; padding-bottom: 0 !important; }
    
    /* Text Utilities */
    .mobile-text-center { text-align: center !important; }
    .mobile-text-left { text-align: left !important; }
    .mobile-text-right { text-align: right !important; }
    
    /* Display Utilities */
    .mobile-d-none { display: none !important; }
    .mobile-d-block { display: block !important; }
    .mobile-d-flex { display: flex !important; }
    .mobile-d-grid { display: grid !important; }
    
    /* Flex Utilities */
    .mobile-flex-column { flex-direction: column !important; }
    .mobile-flex-row { flex-direction: row !important; }
    .mobile-justify-center { justify-content: center !important; }
    .mobile-justify-start { justify-content: flex-start !important; }
    .mobile-justify-end { justify-content: flex-end !important; }
    .mobile-align-center { align-items: center !important; }
    .mobile-align-start { align-items: flex-start !important; }
    .mobile-align-end { align-items: flex-end !important; }
    
    /* Width Utilities */
    .mobile-w-100 { width: 100% !important; }
    .mobile-w-auto { width: auto !important; }
    
    /* Overflow Management */
    .mobile-overflow-hidden { overflow: hidden !important; }
    .mobile-overflow-x-hidden { overflow-x: hidden !important; }
    .mobile-overflow-y-auto { overflow-y: auto !important; }
}

/* ========================================================================
   MOBILE ACCESSIBILITY
   ======================================================================== */

@media (max-width: 768px) {
    /* Enhanced Focus States for Touch */
    button:focus,
    .btn:focus,
    a:focus,
    input:focus,
    textarea:focus,
    select:focus {
        outline: 2px solid var(--color-accent);
        outline-offset: 2px;
        box-shadow: 0 0 0 4px rgba(var(--color-accent-rgb), 0.25);
    }
    
    /* Skip Links for Mobile */
    .skip-link {
        position: absolute;
        top: -40px;
        left: 6px;
        background: var(--color-primary);
        color: white;
        padding: 8px;
        text-decoration: none;
        border-radius: var(--radius-sm);
        z-index: 9999;
        font-size: var(--font-size-sm);
    }
    
    .skip-link:focus {
        top: 6px;
    }
    
    /* Screen Reader Only Content */
    .sr-only {
        position: absolute !important;
        width: 1px !important;
        height: 1px !important;
        padding: 0 !important;
        margin: -1px !important;
        overflow: hidden !important;
        clip: rect(0, 0, 0, 0) !important;
        white-space: nowrap !important;
        border: 0 !important;
    }
    
    /* Reduced Motion Support */
    @media (prefers-reduced-motion: reduce) {
        *,
        *::before,
        *::after {
            animation-duration: 0.01ms !important;
            animation-iteration-count: 1 !important;
            transition-duration: 0.01ms !important;
            scroll-behavior: auto !important;
        }
    }
    
    /* High Contrast Mode Support */
    @media (prefers-contrast: high) {
        .card {
            border: 2px solid var(--color-text-primary);
        }
        
        .btn {
            border: 2px solid currentColor;
        }
        
        a {
            text-decoration: underline;
        }
    }
}

/* ========================================================================
   MOBILE PERFORMANCE OPTIMIZATIONS
   ======================================================================== */

@media (max-width: 768px) {
    /* GPU Acceleration for Smooth Scrolling */
    body.theme-pt .header,
    .card,
    .btn {
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
    }
    
    /* Optimize Images for Mobile */
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    
    /* Lazy Loading Optimization */
    img[loading="lazy"] {
        opacity: 0;
        transition: opacity 0.3s ease-in-out;
    }
    
    img[loading="lazy"].loaded {
        opacity: 1;
    }
    
    /* Critical Resource Hints */
    .hero-section,
    .header {
        will-change: transform;
    }
}