/**
 * Oujlémis Landing Page - Main Stylesheet
 * Mobile-first responsive design
 */

/* ============================================
   CSS RESET & BASE STYLES
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============================================
   CSS VARIABLES - Design System
   ============================================ */

:root {
    /* Brand Colors */
    --color-primary: #FEC007;
    --color-primary-dark: #E5AD06;
    --color-primary-light: #FED557;
    
    --color-secondary: #9B59B6;
    --color-secondary-dark: #8E44AD;
    
    --color-accent-blue: #3498DB;
    --color-accent-green: #2ECC71;
    --color-accent-red: #E74C3C;
    
    /* Grays */
    --color-text: #2C3E50;
    --color-text-light: #7F8C8D;
    --color-text-lighter: #BDC3C7;
    
--color-bg: #FFFFFF;
--color-bg-light: #F8F9FA;    /* OLD - too light */
--color-bg-dark: #ECF0F1;   /* OLD - too light */
    
    --color-border: #E0E0E0;
    --color-shadow: rgba(0, 0, 0, 0.1);
    
    /* Typography */
    --font-primary: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-system: -apple-system, BlinkMacSystemFont, 'Segoe UI', 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: 3rem;      /* 48px */
    
    --font-weight-normal: 400;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.5rem;   /* 8px */
    --spacing-sm: 1rem;     /* 16px */
    --spacing-md: 1.5rem;   /* 24px */
    --spacing-lg: 2rem;     /* 32px */
    --spacing-xl: 3rem;     /* 48px */
    --spacing-2xl: 4rem;    /* 64px */
    --spacing-3xl: 6rem;    /* 96px */
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
    
    /* Z-index scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    
    /* Container widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
}

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

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

h1 {
    font-size: var(--font-size-3xl);
}

h2 {
    font-size: var(--font-size-2xl);
}

h3 {
    font-size: var(--font-size-xl);
}

h4 {
    font-size: var(--font-size-lg);
}

h5, h6 {
    font-size: var(--font-size-base);
}

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

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

a:hover {
    color: var(--color-primary-dark);
}

strong, b {
    font-weight: var(--font-weight-bold);
}

small {
    font-size: var(--font-size-sm);
}

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */

.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.container-sm {
    max-width: var(--container-sm);
}

.container-md {
    max-width: var(--container-md);
}

.container-lg {
    max-width: var(--container-lg);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* Flexbox Utilities */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
    min-height: 44px; /* Touch-friendly */
    font-family: var(--font-primary);
}

.btn:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Primary Button */
.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-bg);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
    background-color: var(--color-secondary);
    color: white;
    border-color: var(--color-secondary);
}

.btn-secondary:hover {
    background-color: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
    color: white;
}

/* Outline Button */
.btn-outline {
    background-color: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}

.btn-outline:hover {
    background-color: var(--color-bg-light);
    border-color: var(--color-text-light);
}

/* Ghost Button */
.btn-ghost {
    background-color: transparent;
    color: var(--color-text);
    border-color: transparent;
}

.btn-ghost:hover {
    background-color: var(--color-bg-light);
}

/* Button Sizes */
.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
    min-height: 36px;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
    min-height: 52px;
}

/* Button with icon */
.btn-icon {
    gap: var(--spacing-xs);
}

/* Full width button */
.btn-block {
    width: 100%;
}

/* Disabled state */
.btn:disabled,
.btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ============================================
   CARDS
   ============================================ */

.card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
}

.card-body {
    margin-bottom: var(--spacing-md);
}

.card-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

/* ============================================
   BADGES & TAGS
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    background-color: var(--color-bg-dark);
    color: var(--color-text);
}

.badge-primary {
    background-color: var(--color-primary);
    color: var(--color-text);
}

.badge-success {
    background-color: var(--color-accent-green);
    color: white;
}

.badge-warning {
    background-color: var(--color-primary);
    color: var(--color-text);
}

.badge-danger {
    background-color: var(--color-accent-red);
    color: white;
}

/* ============================================
   FORMS
   ============================================ */

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    color: var(--color-text);
    background-color: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast);
    min-height: 44px; /* Touch-friendly */
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(254, 192, 7, 0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-error {
    color: var(--color-accent-red);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.form-help {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    box-shadow: var(--shadow-sm);
}

.main-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    gap: var(--spacing-md);
}

/* Logo */
.nav-logo a {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    color: var(--color-text);
    transition: opacity var(--transition-fast);
}

.nav-logo a:hover {
    opacity: 0.8;
}

.logo-company {
    width: 40px;
    height: 40px;
}

.logo-divider {
    color: var(--color-text-lighter);
    font-weight: var(--font-weight-normal);
}

.logo-app {
    color: var(--color-primary);
}

/* Navigation Menu - Desktop */
.nav-menu {
    display: none; /* Hidden on mobile by default */
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu li a {
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-menu li a:hover {
    background-color: var(--color-bg-light);
    color: var(--color-primary);
}

.nav-menu li.active a {
    color: var(--color-primary);
    background-color: var(--color-bg-light);
}

.nav-download {
    margin-left: var(--spacing-sm);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: calc(var(--z-sticky) + 1);
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 3px;
    background-color: var(--color-text);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu - Overlay */
.nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-bg);
    padding: 5rem var(--spacing-lg);
    z-index: var(--z-sticky);
    animation: slideIn var(--transition-base);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   LANGUAGE SWITCHER DROPDOWN
   ============================================ */

.language-switcher {
    position: relative;
    z-index: calc(var(--z-dropdown) + 1);
}

/* Dropdown Toggle Button */
.lang-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 0.75rem;
    background-color: transparent;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    transition: all var(--transition-fast);
    min-height: 36px;
    color: var(--color-text);
}

.lang-dropdown-toggle:hover {
    border-color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.lang-dropdown-toggle .flag {
    font-size: var(--font-size-lg);
}

.lang-dropdown-toggle .arrow {
    font-size: 0.7rem;
    transition: transform var(--transition-fast);
}

.lang-dropdown-toggle[aria-expanded="true"] .arrow {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.lang-dropdown-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 150px;
    background-color: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

.lang-dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Dropdown Items */
.lang-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: 0.75rem 1rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    transition: background-color var(--transition-fast);
    text-align: left;
    position: relative;
}

.lang-dropdown-item:hover {
    background-color: var(--color-primary-light);
}

/* Active language (currently selected) */
.lang-dropdown-item.active {
    background-color: var(--color-primary);
    color: var(--color-text);
}

.lang-dropdown-item.active:hover {
    background-color: var(--color-primary-dark);
}

.lang-dropdown-item .flag {
    font-size: var(--font-size-xl);
}

.lang-dropdown-item .name {
    flex: 1;
}

/* Checkmark for active language */
.lang-dropdown-item .checkmark {
    color: var(--color-text);
    font-weight: var(--font-weight-bold);
    margin-left: auto;
}

/* First and last item radius */
.lang-dropdown-item:first-child {
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.lang-dropdown-item:last-child {
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.lang-dropdown-item:only-child {
    border-radius: var(--radius-md);
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
    background-color: var(--color-text);
    color: var(--color-bg-light);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    max-width: 150px;
    margin-bottom: var(--spacing-sm);
}

.footer-tagline {
    color: var(--color-text-lighter);
    margin-bottom: var(--spacing-xs);
}

.company-link {
    display: inline-block;
    color: var(--color-bg);
    margin-top: var(--spacing-sm);
}

.company-link:hover {
    color: var(--color-primary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-bg-light);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary);
}

.store-badge img {
    display: block;
    max-width: 150px;
    height: auto;
}

.coming-soon {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-lighter);
    font-style: italic;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    /* border-top: 1px solid rgba(255, 255, 255, 0.1); */
}

.copyright {
    font-size: var(--font-size-sm);
    color: var(--color-text-lighter);
}

.copyright a {
    color: var(--color-primary);
}

/* ============================================
   FOOTER - NOS AUTRES SITES SECTION
   ============================================ */

.footer-sites-section {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-sites-title {
    text-align: center;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xl);
    color: var(--color-bg);
}

.footer-sites-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.footer-site-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-bg);
    transition: all var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-site-card:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.footer-site-photo {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.footer-site-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-site-name {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-base);
    color: var(--color-bg);
    /* font-family: 'Courier New', monospace;  Police monospace pour les URLs */
}

.footer-site-desc {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

/* Separator before copyright */
.footer-separator {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.2), transparent);
}

/* Copyright section */
.footer-bottom {
    text-align: center;
    padding-bottom: var(--spacing-md);
}

.footer-bottom p {
    margin: 0;
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

@media (min-width: 768px) {
    .footer-sites-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-site-photo {
        width: 100px;
        height: 100px;
    }
}

@media (min-width: 1024px) {
    .footer-sites-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

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

.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-text);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    z-index: var(--z-tooltip);
}

.skip-link:focus {
    top: 0;
}

/* Focus visible for keyboard navigation */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

/* Spacing */
.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

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

.p-0 { padding: 0; }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

/* Text alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Text colors */
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-muted { color: var(--color-text-light); }

/* Background colors */
.bg-light { background-color: var(--color-bg-light); }
.bg-dark { background-color: var(--color-bg-dark); }
.bg-primary { background-color: var(--color-primary); }

/* Display */
.d-none { display: none; }
.d-block { display: block; }
.d-inline-block { display: inline-block; }

/* Visibility (mobile/desktop) */
.mobile-only { display: block; }
.tablet-only { display: none; }
.desktop-only { display: none; }

/* Development breakpoint indicator */
.dev-breakpoint-indicator {
    position: fixed;
    bottom: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-text);
    color: white;
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    z-index: var(--z-tooltip);
    box-shadow: var(--shadow-lg);
}

.dev-breakpoint-indicator .indicator {
    display: none;
}

.dev-breakpoint-indicator .mobile-only {
    display: inline;
}

/* ============================================
   TABLET STYLES (768px and up)
   ============================================ */

@media (min-width: 768px) {
    /* Container */
    .container {
        padding: 0 var(--spacing-lg);
    }
    
    /* Typography */
    h1 { font-size: var(--font-size-4xl); }
    h2 { font-size: var(--font-size-3xl); }
    
    /* Navigation */
    .nav-menu {
        display: flex;
        flex-direction: row;
    }
    
    .mobile-menu-toggle {
        display: none;
    }
    
    /* Footer */
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Grid columns */
    .grid-cols-md-2 { grid-template-columns: repeat(2, 1fr); }
    .grid-cols-md-3 { grid-template-columns: repeat(3, 1fr); }
    
    /* Visibility */
    .mobile-only { display: none; }
    .tablet-only { display: block; }
    
    .dev-breakpoint-indicator .mobile-only { display: none; }
    .dev-breakpoint-indicator .tablet-only { display: inline; }
}

/* ============================================
   DESKTOP STYLES (1024px and up)
   ============================================ */

@media (min-width: 1024px) {
    /* Container */
    .container {
        padding: 0 var(--spacing-xl);
    }
    
    /* Typography */
    h1 { font-size: var(--font-size-5xl); }
    
    /* Footer */
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    /* Grid columns */
    .grid-cols-lg-3 { grid-template-columns: repeat(3, 1fr); }
    .grid-cols-lg-4 { grid-template-columns: repeat(4, 1fr); }
    
    /* Visibility */
    .tablet-only { display: none; }
    .desktop-only { display: block; }
    
    .dev-breakpoint-indicator .tablet-only { display: none; }
    .dev-breakpoint-indicator .desktop-only { display: inline; }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    .site-header,
    .site-footer,
    .mobile-menu-toggle,
    .language-switcher,
    .dev-breakpoint-indicator {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    a[href]:after {
        content: " (" attr(href) ")";
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.animate-fade-in {
    animation: fadeIn var(--transition-slow);
}

.animate-slide-up {
    animation: slideUp var(--transition-slow);
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ============================================
   HOVER EFFECTS (desktop only)
   ============================================ */

@media (hover: hover) {
    .hover-lift {
        transition: transform var(--transition-base);
    }
    
    .hover-lift:hover {
        transform: translateY(-4px);
    }
    
    .hover-scale {
        transition: transform var(--transition-base);
    }
    
    .hover-scale:hover {
        transform: scale(1.05);
    }
}

/* Remove hover effects on touch devices */
@media (hover: none) {
    .btn:hover {
        transform: none;
    }
    
    .card:hover {
        transform: none;
    }
}