/* ======================================
   FNE - Fonds National de l'Eau - Tchad
   Main Stylesheet
   ====================================== */

/* === CSS Variables (Design System) === */
:root {
    /* Colors */
    --primary-color: #0A4D8C;
    --primary-dark: #073761;
    --primary-light: #1565A6;
    --secondary-color: #2E8B57;
    --secondary-dark: #1F5F3D;
    --secondary-light: #3FA068;
    
    --text-dark: #1A1A1A;
    --text-medium: #4A4A4A;
    --text-light: #6B6B6B;
    --text-white: #FFFFFF;
    
    --bg-white: #FFFFFF;
    --bg-light: #F8F9FA;
    --bg-lighter: #F3F4F6;
    --bg-dark: #1A1A1A;
    
    --border-color: #E5E7EB;
    --border-light: #F0F0F0;
    
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --info: #3B82F6;
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Container */
    --container-width: 1200px;
}

/* === Global Styles === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

/* Arabic Language Support */
html[lang="ar"] {
    direction: rtl;
}

html[lang="ar"] body {
    font-family: 'Arial', 'Tahoma', sans-serif;
}

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

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

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

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

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    white-space: nowrap;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--text-white);
    border: 2px solid var(--text-white);
}

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

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

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

/* Section Styles */
section {
    padding: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(10, 77, 140, 0.1);
    color: var(--primary-color);
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-medium);
    max-width: 800px;
    margin: 0 auto;
}

.section-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* === Header === */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-md);
}

.header-top {
    background-color: var(--primary-dark);
    color: var(--text-white);
    padding: 0.75rem 0;
    font-size: 0.875rem;
}

.header-top-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-contact span {
    margin-right: var(--spacing-md);
}

.header-contact i {
    margin-right: 0.5rem;
}

.header-social a {
    color: var(--text-white);
    margin-left: var(--spacing-sm);
    transition: var(--transition-fast);
}

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

.header-main {
    padding: 1rem 0;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

/* Logo */
.nav-brand .logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-brand .logo .logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.nav-brand .logo i {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-medium);
    font-weight: 500;
}

/* Navigation Menu */
.nav-menu {
    flex: 1;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.nav-link {
    display: block;
    padding: 0.75rem 1rem;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-dark);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    background-color: var(--primary-color);
    color: var(--text-white);
}

.nav-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: 0.5rem;
    list-style: none;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-normal);
}

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

.dropdown-menu li a {
    display: block;
    padding: 0.625rem 1rem;
    color: var(--text-dark);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

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

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.language-switcher {
    display: flex;
    gap: 0.25rem;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 0.75rem;
    background-color: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-medium);
    cursor: pointer;
    transition: var(--transition-fast);
}

.lang-btn img {
    width: 20px;
    height: auto;
}

.lang-btn:hover,
.lang-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-white);
}

.search-btn {
    padding: 0.625rem;
    background-color: transparent;
    border: none;
    font-size: 1.25rem;
    color: var(--text-dark);
    cursor: pointer;
    transition: var(--transition-fast);
}

.search-btn:hover {
    color: var(--primary-color);
}

.mobile-menu-btn {
    display: none;
    padding: 0.625rem;
    background-color: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dark);
    cursor: pointer;
}

/* === Hero Section === */
.hero-section {
    position: relative;
    height: 600px;
    overflow: hidden;
}

.hero-slider {
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.hero-slide.active {
    opacity: 1;
}

.hero-content {
    max-width: 700px;
}

.hero-title {
    font-size: 3rem;
    color: var(--text-white);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-white);
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-controls {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    z-index: 10;
}

.hero-prev,
.hero-next {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    border: none;
    border-radius: 50%;
    color: var(--text-white);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.hero-prev:hover,
.hero-next:hover {
    background-color: var(--primary-color);
}

.hero-indicators {
    display: flex;
    gap: 0.5rem;
}

.indicator {
    width: 12px;
    height: 12px;
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-fast);
}

.indicator.active {
    background-color: var(--text-white);
    width: 30px;
    border-radius: 6px;
}

/* === Stats Section === */
.stats-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: var(--spacing-xl) 0;
    margin-top: -2rem;
    position: relative;
    z-index: 1;
}

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

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-normal);
}

.stat-card:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    font-size: 1.75rem;
    color: var(--text-white);
}

.stat-content {
    flex: 1;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-white);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* === Mission Section === */
.mission-section {
    background-color: var(--bg-light);
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.mission-card {
    padding: var(--spacing-xl);
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-normal);
}

.mission-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.mission-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-xl);
    font-size: 2rem;
    color: var(--text-white);
}

.mission-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.mission-card p {
    color: var(--text-medium);
}

/* === News Section === */
.news-section {
    background-color: var(--bg-white);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.news-card {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.news-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.news-date {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: 0.5rem 1rem;
    background-color: var(--primary-color);
    color: var(--text-white);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-md);
}

.news-content {
    padding: var(--spacing-lg);
}

.news-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: rgba(46, 139, 87, 0.1);
    color: var(--secondary-color);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.news-title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.news-excerpt {
    font-size: 0.95rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
}

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

.news-link i {
    transition: var(--transition-fast);
}

.news-link:hover i {
    transform: translateX(5px);
}

/* === Projects Section === */
.projects-section {
    background-color: var(--bg-light);
}

.projects-map {
    height: 500px;
    margin-bottom: var(--spacing-xl);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.projects-highlight {
    margin-top: var(--spacing-xl);
}

.project-featured {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.project-featured img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-info {
    padding: var(--spacing-xl);
}

.project-status {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.status-ongoing {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

.project-info h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.project-info p {
    font-size: 1rem;
    margin-bottom: var(--spacing-lg);
}

.project-stats {
    margin-bottom: var(--spacing-lg);
}

.project-stat {
    margin-bottom: var(--spacing-md);
}

.project-stat strong {
    display: block;
    font-size: 0.875rem;
    color: var(--text-medium);
    margin-bottom: 0.25rem;
}

.progress-bar {
    width: 100%;
    height: 30px;
    background-color: var(--bg-lighter);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-weight: 600;
    font-size: 0.875rem;
    transition: width var(--transition-slow);
}

/* === Downloads Section === */
.downloads-section {
    background-color: var(--bg-white);
}

.downloads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.download-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background-color: var(--bg-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.download-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.download-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(10, 77, 140, 0.1);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
    color: var(--primary-color);
}

.download-content {
    flex: 1;
}

.download-content h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.download-content p {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.file-size {
    font-size: 0.75rem;
    color: var(--text-light);
}

.download-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1.125rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.download-btn:hover {
    background-color: var(--primary-dark);
}

/* === Newsletter Section === */
.newsletter-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: var(--spacing-xl) 0;
}

.newsletter-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

.newsletter-text h2 {
    font-size: 2rem;
    color: var(--text-white);
    margin-bottom: var(--spacing-sm);
}

.newsletter-text p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    min-width: 400px;
}

.newsletter-form input {
    flex: 1;
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
}

.newsletter-form input:focus {
    outline: 2px solid var(--text-white);
}

.newsletter-form button {
    white-space: nowrap;
}

/* === Footer === */
.site-footer {
    background-color: var(--bg-dark);
    color: rgba(255, 255, 255, 0.8);
}

.footer-main {
    padding: var(--spacing-2xl) 0;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: var(--spacing-md);
}

.footer-logo i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.footer-description {
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-white);
    transition: var(--transition-fast);
}

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

.footer-col h3 {
    font-size: 1.125rem;
    color: var(--text-white);
    margin-bottom: var(--spacing-md);
}

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

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

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

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

.footer-contact li {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer-contact i {
    color: var(--secondary-color);
    margin-top: 2px;
}

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

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

.footer-bottom-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

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

/* === Search Modal === */
.search-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.search-modal.active {
    display: flex;
}

.search-modal-content {
    width: 90%;
    max-width: 800px;
    position: relative;
}

.search-close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 40px;
    height: 40px;
    background-color: transparent;
    border: none;
    color: var(--text-white);
    font-size: 1.5rem;
    cursor: pointer;
}

.search-form {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.search-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    background-color: var(--bg-white);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1.125rem;
}

.search-submit {
    padding: 1rem 2rem;
    background-color: var(--primary-color);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1.125rem;
    cursor: pointer;
}

.search-results {
    background-color: var(--bg-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    max-height: 400px;
    overflow-y: auto;
}

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

.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); }

.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); }