/**
 * Hemera Template - Premium Professional Design
 * Modern, responsive & elegant for digital solutions
 * @package Hemera Media
 */

/* ========================================
   CSS Variables & Root Styles
   ======================================== */
:root {
    /* Brand Colors - Hemera Style */
    --color-primary: #000080;
    --color-secondary: #0052cc;
    --color-accent: #5FD3D3;
    --color-cyan-light: #7FE5E5;
    --color-yellow: #FFD700;
    --color-success: #00c853;
    --color-warning: #ff9800;
    --color-danger: #f44336;
    
    /* Neutrals - Enhanced Contrast */
    --color-white: #ffffff;
    --color-gray-50: #fafbfc;
    --color-gray-100: #f4f6f8;
    --color-gray-200: #e1e8ed;
    --color-gray-300: #c1ccd6;
    --color-gray-400: #8899a6;
    --color-gray-500: #657786;
    --color-gray-600: #495057;
    --color-gray-700: #2c3e50;
    --color-gray-800: #1a252f;
    --color-gray-900: #0f1419;
    --color-gray-950: #050a0e;
    - Premium Scale */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1rem;       /* 16px */
    --font-size-lg: 1.125rem;     /* 18px */
    --font-size-xl: 1.25rem;      /* 20px */
    --font-size-2xl: 1.5rem;      /* 24px */
    --font-size-3xl: 2rem;        /* 32px */
    --font-size-4xl: 2.5rem;      /* 40px */
    --font-size-5xl: 3.5rem;      /* 56px */
    --font-size-6xl: 4.5rem;      /* 72px */
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-x- Modern Radius */
    --border-radius-sm: 0.25rem;
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    --border-radius-full: 9999px;
    
    /* Shadows - Enhanced Depth */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.15), 0 10px 10px -5px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-2xl: 0 35px 60px -15px rgba(0, 0, 0, 0.3);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
    --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-hero: linear-gradient(135deg, #0f1419 0%, #1a252f 50%, #2c3e50 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(0, 102, 255, 0.9) 0%, rgba(0, 82, 204, 0.95) 100%
    --border-radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    
    /* Container widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1400px;
}

/* ========================================
   Base Reset & Typography
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: 1.7;
    color: var(--color-gray-700);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.01em;
}

/* Typography - Premium */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}

h1 { 
    font-size: var(--font-size-5xl); 
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
}
h2 { 
    font-size: var(--font-size-4xl); 
    font-weight: var(--font-weight-bold);
}
h3 { 
    font-size: var(--font-size-3xl); 
    font-weight: var(--font-weight-semibold);
}
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--color-secondary);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   Layout & Container
   ======================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-lg);
}

/* ========================================
   Header - Style Hemera actuel
   ======================================== */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid #e5e7eb;
    position: relative;
    z-index: 1000;
}

.sticky-header .site-header {
    position: sticky;
    top: 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

/* Logo + Slogan */
.site-logo {
    flex: 0 0 auto;
}

.site-logo a {
    display: block;
    transition: opacity 0.2s ease;
}

.site-logo a:hover {
    opacity: 0.85;
}

.logo-image {
    max-height: 80px;
    width: auto;
}

/* Slogan à droite */
.header-slogan {
    flex: 1;
    text-align: right;
    padding-left: 2rem;
    font-size: 1rem;
    color: var(--color-primary);
    font-weight: 400;
    line-height: 1.4;
}

.site-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    transition: var(--transition-fast);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ========================================
   Navigation - Menu 2 niveaux style Hemera
   ======================================== */
.site-navigation {
    background: var(--color-primary);
    margin: 0;
    padding: 0;
}

/* Cibler tous les types de listes */
.site-navigation ul,
.site-navigation .nav,
.site-navigation .menu {
    list-style: none;
    display: flex;
    gap: 0;
    margin: 0;
    padding: 0;
    justify-content: center;
    flex-wrap: wrap;
}

.site-navigation li {
    position: relative;
    list-style: none;
}

/* Niveau 1 - tous les liens directs */
.site-navigation > ul > li > a,
.site-navigation > .nav > li > a,
.site-navigation > .menu > li > a,
.site-navigation > div > ul > li > a,
.site-navigation nav > ul > li > a {
    display: block;
    padding: 1rem 1.5rem;
    color: var(--color-white);
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    transition: background-color 0.2s ease;
    border-right: 1px solid rgba(255,255,255,0.15);
    white-space: nowrap;
    text-decoration: none;
}

.site-navigation > ul > li:last-child > a,
.site-navigation > .nav > li:last-child > a,
.site-navigation > .menu > li:last-child > a,
.site-navigation > div > ul > li:last-child > a {
    border-right: none;
}

.site-navigation > ul > li > a:hover,
.site-navigation > ul > li.active > a,
.site-navigation > ul > li.current > a,
.site-navigation > .nav > li > a:hover,
.site-navigation > .nav > li.active > a,
.site-navigation > .menu > li > a:hover,
.site-navigation > .menu > li.active > a,
.site-navigation > div > ul > li > a:hover,
.site-navigation > div > ul > li.active > a {
    background: rgba(255,255,255,0.1);
}

/* Sous-menus niveau 2 */
.site-navigation ul ul,
.site-navigation .nav .nav,
.site-navigation .menu .menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-white);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    min-width: 240px;
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 0;
    border-top: 3px solid var(--color-primary);
    z-index: 999;
}

.site-navigation ul ul li,
.site-navigation .nav .nav li,
.site-navigation .menu .menu li {
    width: 100%;
}

.site-navigation ul ul a,
.site-navigation .nav .nav a,
.site-navigation .menu .menu a {
    color: var(--color-gray-700);
    text-transform: none;
    border-right: none;
    border-bottom: 1px solid var(--color-gray-100);
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0;
}

.site-navigation ul ul li:last-child a,
.site-navigation .nav .nav li:last-child a,
.site-navigation .menu .menu li:last-child a {
    border-bottom: none;
}

.site-navigation ul ul a:hover,
.site-navigation .nav .nav a:hover,
.site-navigation .menu .menu a:hover {
    background: var(--color-gray-50);
    color: var(--color-primary);
    padding-left: 1.75rem;
}

.site-navigation li:hover > ul,
.site-navigation li:hover > .nav,
.site-navigation li:hover > .menu {
    display: flex;
}

/* ========================================
   Hero Section - Impactful & Modern
   ======================================== */
.hero-section {
    background: linear-gradient(135deg, #0f1419 0%, #1a252f 50%, #2c3e50 100%);
    color: var(--color-white);
    padding: 6rem 0 8rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::befHemera Tech Style
   ======================================== */
.hero-section {
    background: linear-gradient(135deg, #0066cc 0%, #0099cc 50%, #00cccc 100%);
    background-image: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"%3E%3Cdefs%3E%3ClinearGradient id="grad" x1="0%25" y1="0%25" x2="100%25" y2="100%25"%3E%3Cstop offset="0%25" style="stop-color:%230066cc;stop-opacity:1" /%3E%3Cstop offset="50%25" style="stop-color:%230099cc;stop-opacity:1" /%3E%3Cstop offset="100%25" style="stop-color:%2300cccc;stop-opacity:1" /%3E%3C/linearGradient%3E%3C/defs%3E%3Crect width="1200" height="600" fill="url(%23grad)"/%3E%3C/svg%3E');
    background-size: cover;
    background-position: center;
    color: var(--color-white);
    padding: 8rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 450px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-section > * {
    position: relative;
    z-index: 1;
}

.hero-section > div {
    position: relative;
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-section h1 {
    color: var(--color-white);
    margin-bottom: 2rem;
    font-size: 3rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    font-weight: 700;
    letter-spacing: -0.01em;
}

.hero-section p {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.95);
    max-width: 900px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.hero-section .btn {
    font-size: var(--font-size-base);
    padding: 0.875rem 2rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    background: var(--color-white);
    color: var(--color-primary);
    font-weight: 600;
}

.hero-section .btn:hover {
    background: var(--color-gray-100);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.hero-section .btn-outline {
    background: transparent;
    border: 2px solid white;
    color: white;
}

.hero-section .btn-outline:hover {
    background: white;
    color: var(--color-primary);
}

/* Badge offshore */
.offshore-badge {
    position: absolute;
    top: 30px;
    right: 30px;
    background: var(--color-yellow);
    color: #000;
    padding: 1.5rem 2rem;
    border-radius: 50px 50px 50px 0;
    transform: rotate(3deg);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    font-weight: 700;
    font-size: 0.875rem;
    text-align: center;
    line-height: 1.4;
    z-index: 10per {
    display: grid;
    gap: var(--spacing-2xl);
    padding: var(--spacing-3xl) 0;
}

.main-content-wrapper.has-sidebar {
    grid-template-columns: 1fr;
}

.sidebar-left + .main-content {
    order: 2;
}

.sidebar-left {
    order: 1;
}

/* Masquer la sidebar par défaut sur homepage */
.itemid-101 .sidebar-right {
    display: none;
}

/* Masquer le titre "Accueil" sur homepage */
.itemid-101 .blog-featured .page-header {
    display: none;
}

/* Sections */
.features-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, #ffffff 0%, #f9fafb 100%);
}

.piliers-section {
    padding: 0;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-gray-900);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    line-height: 1.6;
}

.piliers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.pilier-card {
    background: white;
    border-radius: 1rem;
    padding: 2.5rem;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #e1e8ed;
    position: relative;
    overflow: hidden;
}

.pilier-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.pilier-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
    border-color: transparent;
}

.pilier-card:hover::before {
    transform: scaleX(1);
}

.pilier-icon {
    width: 64px;
    height: 64px;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
}

.pilier-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-gray-900);
}

.pilier-card p {
    color: var(--color-gray-700);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.pilier-card .btn-link {
    display: inline-block;
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
}

.pilier-card .btn-link:hover {
    color: var(--color-secondary);
    transform: translateX(4px);
}

.services-section {
    background: var(--color-white);
    padding: 0;
}

.cta-section {
    background: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
    color: white;
    padding: 5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.cta-section > div,
.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1.5rem;
}

.cta-section p {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    opacity: 0.95;
}

.cta-section .btn {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.cta-section .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.testimonials-se0;
}

.footer-columns {
    padding: var(--spacing-3xl) 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.footer-col h3,
.footer-col h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
}

.footer-col a {
    color: var(--color-gray-300);
}

.footer-col a:hover {
    color: var(--color-white);
}

.footer-bottom {
    background: #0a0e12;
    padding: var(--spacing-xl) 0;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-copyright {
    font-size: var(--font-size-sm);
    opacity: 0.8
    background: var(--color-gray-950);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--color-gray-800);
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    color: var(--color-gray-400);
    transition: var(--transition-fast);
}

.footer-social a:hover {
    color: var(--color-white);
}

/* ========================================
   Back to Top Button
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius-full);
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top:hover {
    background: var(--color-secondary);
    transform: translateY(-3px);
}

.back-to-top.visible {
    display: flex;
}

/* ========================================
   Buttons & Forms - Modern Design
   ======================================== */
.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    background: var(--gradient-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius-lg);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn:active {
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--color-gray-700);
}

.btn-secondary:hover {
    background: var(--color-gray-800);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* Forms */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
textarea,
select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* ========================================
   Responsive Design - Mobile First
   ======================================== */

/* Tablets and below (768px) */
@media (max-width: 768px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
    }
    
    .hero-section {
        padding: 4rem 0 5rem;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section p {
        font-size: 1.1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .piliers-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-section {
        padding: 4rem 0;
    }
    
    .cta-section h2 {
        font-size: 2rem;
    }
    
    .cta-section p {
        font-size: 1.1rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .site-navigation {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-white);
        box-shadow: var(--shadow-lg);
        max-height: 0;
        overflow: hidden;
        transition: var(--transition);
    }
    
    .site-navigation.active {
        max-height: 500px;
        padding: var(--spacing-md) 0;
    }
    
    .site-navigation ul {
        flex-direction: column;
        gap: 0;
    }
    
    .site-navigation a {
        border-right: none !important;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .site-navigation ul ul {
        position: static;
        box-shadow: none;
        padding-left: var(--spacing-lg);
        background: rgba(255,255,255,0.05);
    }
    
    .main-content-wrapper.has-sidebar {
        grid-template-columns: 1fr;
    }
    
    .sidebar-left,
    .sidebar-right {
        order: 3;
    }
    
    .main-content {
        order: 2;
    }
    
    .footer-bottom-inner {
        flex-direction: column;
        text-align: center;
    }
}

/* Mobile phones (480px) */
@media (max-width: 480px) {
    .container,
    .container-fluid {
        padding: 0 var(--spacing-md);
    }
    
    .site-main {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-section {
        padding: var(--spacing-2xl) 0;
    }
    
    .back-to-top {
        width: 40px;
        height: 40px;
        bottom: 20px;
        right: 20px;
    }
}

/* ========================================
   Utility Classes
   ======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.hidden { display: none; }
.visible { display: block; }