/* ===== RESET & VARIABLES ===== */
   
   * {
       margin: 0;
       padding: 0;
       box-sizing: border-box;
   }
   
    :root {
       --primary: #0f3b1e;
       --primary-light: #1e5a2a;
       --primary-dark: #0a2a14;
       --accent: #c49a2b;
       --accent-light: #dbb152;
       --bg: #f5f7f5;
       --surface: #ffffff;
       --border: #e2e8e2;
       --text: #1e2e1e;
       --text-light: #4f654f;
       --text-lighter: #718571;
       --shadow-sm: 0 4px 12px rgba(0, 30, 0, 0.04);
       --shadow-md: 0 8px 24px rgba(0, 30, 0, 0.06);
       --shadow-lg: 0 20px 40px rgba(0, 30, 0, 0.08);
       --radius-sm: 8px;
       --radius: 16px;
       --radius-lg: 24px;
       --radius-xl: 32px;
   }
   
   body {
       font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
       background: var(--bg);
       color: var(--text);
       line-height: 1.5;
   }
   
   .container {
       max-width: 1280px;
       margin: 0 auto;
       padding: 0 1.5rem;
   }
   
   @media (min-width: 640px) {
       .container {
           padding: 0 2rem;
       }
   }
   /* ===== TYPOGRAPHIE ===== */
   
   h1,
   h2,
   h3,
   h4 {
       font-weight: 600;
       letter-spacing: -0.02em;
   }
   /* ===== HEADER ===== */
   
   header {
       background: var(--surface);
       box-shadow: var(--shadow-sm);
       position: sticky;
       top: 0;
       z-index: 50;
       border-bottom: 1px solid var(--border);
   }
   
   header .container {
       display: flex;
       align-items: center;
       justify-content: space-between;
       height: 80px;
   }
   
   .logo {
       display: flex;
       align-items: center;
       gap: 1rem;
   }
   
   .logo-mark {
       width: 48px;
       height: 48px;
       background: var(--primary);
       color: white;
       border-radius: 12px;
       display: flex;
       align-items: center;
       justify-content: center;
       font-weight: 700;
       font-size: 1.2rem;
       font-family: 'Amiri', serif;
   }
   
   .logo-text h1 {
       font-size: 1.3rem;
       color: var(--primary);
       line-height: 1.2;
   }
   
   .logo-text p {
       font-size: 0.75rem;
       color: var(--text-light);
       letter-spacing: 0.5px;
   }
   /* Navigation */
   
   .nav-links {
       display: flex;
       list-style: none;
       gap: 2rem;
   }
   
   .nav-links a {
       font-weight: 500;
       font-size: 0.95rem;
       color: var(--text-light);
       text-decoration: none;
       padding: 0.5rem 0;
       position: relative;
       transition: color 0.2s;
   }
   
   .nav-links a::after {
       content: '';
       position: absolute;
       bottom: 0;
       left: 0;
       width: 0;
       height: 2px;
       background: var(--accent);
       transition: width 0.2s;
   }
   
   .nav-links a:hover,
   .nav-links a.active {
       color: var(--primary);
   }
   
   .nav-links a:hover::after,
   .nav-links a.active::after {
       width: 100%;
   }
   
   .hamburger {
       display: none;
       flex-direction: column;
       gap: 6px;
       cursor: pointer;
       padding: 10px;
   }
   
   .hamburger span {
       width: 28px;
       height: 2px;
       background: var(--primary);
       border-radius: 2px;
       transition: 0.2s;
   }
   /* ===== HERO ===== */
   
   .hero {
       background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
       color: white;
       padding: 4rem 0;
       position: relative;
       overflow: hidden;
   }
   
   .hero::before {
       content: "﷽";
       font-family: 'Amiri', serif;
       font-size: 12rem;
       opacity: 0.06;
       position: absolute;
       bottom: -20px;
       right: 20px;
       color: white;
       transform: rotate(15deg);
   }
   
   .hero .container {
       position: relative;
       z-index: 2;
       display: grid;
       grid-template-columns: 1fr 1fr;
       gap: 3rem;
       align-items: center;
   }
   
   .hero h2 {
       font-size: 2.5rem;
       margin-bottom: 1rem;
       line-height: 1.2;
   }
   
   .hero .highlight {
       color: var(--accent);
   }
   
   .hero p {
       font-size: 1.1rem;
       opacity: 0.9;
       margin-bottom: 2rem;
       max-width: 500px;
   }
   
   .hero-stats {
       display: flex;
       gap: 2rem;
       margin-top: 2rem;
   }
   
   .stat-item .number {
       font-size: 2rem;
       font-weight: 700;
       color: var(--accent);
       line-height: 1;
   }
   
   .stat-item .label {
       font-size: 0.85rem;
       opacity: 0.8;
   }
   
   .hero-image {
       background: rgba(255, 255, 255, 0.1);
       border-radius: var(--radius-lg);
       padding: 1rem;
       backdrop-filter: blur(10px);
       border: 1px solid rgba(255, 255, 255, 0.2);
   }
   
   .hero-image img {
       width: 100%;
       border-radius: var(--radius);
       box-shadow: var(--shadow-lg);
   }
   /* ===== BOUTONS ===== */
   
   .btn {
       display: inline-block;
       background: var(--accent);
       color: var(--primary-dark);
       font-weight: 600;
       padding: 0.8rem 2rem;
       border-radius: 40px;
       border: none;
       cursor: pointer;
       transition: all 0.2s;
       text-decoration: none;
       font-size: 0.95rem;
       border: 2px solid transparent;
   }
   
   .btn:hover {
       background: #d4a93b;
       transform: translateY(-2px);
       box-shadow: var(--shadow-md);
   }
   
   .btn-outline {
       background: transparent;
       border: 2px solid var(--accent);
       color: white;
   }
   
   .btn-outline:hover {
       background: var(--accent);
       color: var(--primary-dark);
   }
   /* ===== SECTIONS ===== */
   
   section {
       padding: 5rem 0;
   }
   
   .section-title {
       text-align: center;
       font-size: 2.2rem;
       color: var(--primary);
       margin-bottom: 1rem;
   }
   
   .section-title span {
       color: var(--accent);
   }
   
   .section-subtitle {
       text-align: center;
       max-width: 700px;
       margin: 0 auto 3rem;
       color: var(--text-light);
       font-size: 1.1rem;
   }
   /* ===== GRILLES ===== */
   
   .grid {
       display: grid;
       grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
       gap: 2rem;
   }
   /* ===== CARTES ===== */
   
   .card {
       background: var(--surface);
       border-radius: var(--radius-lg);
       padding: 2rem;
       box-shadow: var(--shadow-sm);
       border: 1px solid var(--border);
       transition: all 0.2s;
   }
   
   .card:hover {
       box-shadow: var(--shadow-md);
       border-color: var(--accent);
   }
   /* Cartes alumni */
   
   .alumni-card {
       text-align: center;
   }
   
   .alumni-card img {
       width: 100px;
       height: 100px;
       border-radius: 50%;
       object-fit: cover;
       border: 4px solid var(--primary);
       margin-bottom: 1rem;
   }
   
   .alumni-card h3 {
       font-size: 1.2rem;
       margin-bottom: 0.2rem;
   }
   
   .alumni-card .promo {
       color: var(--accent);
       font-weight: 500;
       font-size: 0.9rem;
       margin-bottom: 0.8rem;
   }
   
   .alumni-card p {
       color: var(--text-light);
       font-size: 0.95rem;
       margin-bottom: 1rem;
   }
   
   .social-links {
       display: flex;
       justify-content: center;
       gap: 1rem;
   }
   
   .social-links a {
       color: var(--text-lighter);
       transition: color 0.2s;
   }
   
   .social-links a:hover {
       color: var(--primary);
   }
   /* Cartes événements */
   
   .event-item {
       background: var(--surface);
       border-radius: var(--radius);
       padding: 1.5rem;
       display: flex;
       gap: 2rem;
       align-items: center;
       border: 1px solid var(--border);
       margin-bottom: 1rem;
   }
   
   .event-date {
       background: var(--primary);
       color: white;
       min-width: 100px;
       height: 100px;
       border-radius: var(--radius);
       display: flex;
       flex-direction: column;
       justify-content: center;
       align-items: center;
   }
   
   .event-date .jour {
       font-size: 2rem;
       font-weight: 700;
       line-height: 1;
   }
   
   .event-date .mois {
       font-size: 0.8rem;
       text-transform: uppercase;
       opacity: 0.9;
   }
   
   .event-details h3 {
       font-size: 1.2rem;
       margin-bottom: 0.5rem;
   }
   
   .event-details .meta {
       color: var(--text-light);
       font-size: 0.9rem;
   }
   
   .event-details .meta i {
       color: var(--accent);
       width: 20px;
   }
   /* ===== FORMULAIRE ===== */
   
   .join-grid {
       display: grid;
       grid-template-columns: 1fr 1fr;
       gap: 3rem;
       align-items: start;
   }
   
   .join-info h3 {
       font-size: 1.8rem;
       color: var(--primary);
       margin-bottom: 1.5rem;
   }
   
   .join-info ul {
       list-style: none;
   }
   
   .join-info li {
       display: flex;
       align-items: center;
       gap: 1rem;
       margin-bottom: 1rem;
   }
   
   .join-info li i {
       color: var(--accent);
       font-size: 1.2rem;
       width: 30px;
   }
   
   .join-form {
       background: var(--surface);
       border-radius: var(--radius-lg);
       padding: 2.5rem;
       border: 1px solid var(--border);
   }
   
   .form-group {
       margin-bottom: 1.5rem;
   }
   
   .form-group label {
       display: block;
       font-weight: 500;
       margin-bottom: 0.3rem;
       color: var(--primary);
   }
   
   .form-group input,
   .form-group select,
   .form-group textarea {
       width: 100%;
       padding: 0.8rem 1rem;
       border: 1px solid var(--border);
       border-radius: var(--radius-sm);
       font-family: inherit;
       font-size: 0.95rem;
       transition: 0.2s;
   }
   
   .form-group input:focus,
   .form-group select:focus,
   .form-group textarea:focus {
       outline: none;
       border-color: var(--accent);
       box-shadow: 0 0 0 3px rgba(196, 154, 43, 0.1);
   }
   
   .form-row {
       display: grid;
       grid-template-columns: 1fr 1fr;
       gap: 1rem;
   }
   /* ===== FOOTER ===== */
   
   footer {
       background: var(--primary-dark);
       color: #e0e7e0;
       padding: 4rem 0 2rem;
       margin-top: 4rem;
   }
   
   .footer-grid {
       display: grid;
       grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
       gap: 3rem;
       margin-bottom: 3rem;
   }
   
   .footer-col h4 {
       color: white;
       margin-bottom: 1.5rem;
       position: relative;
   }
   
   .footer-col h4::after {
       content: '';
       width: 40px;
       height: 2px;
       background: var(--accent);
       position: absolute;
       left: 0;
       bottom: -8px;
   }
   
   .footer-col ul {
       list-style: none;
   }
   
   .footer-col li {
       margin-bottom: 0.8rem;
   }
   
   .footer-col a {
       color: #e0e7e0;
       text-decoration: none;
       transition: color 0.2s;
   }
   
   .footer-col a:hover {
       color: var(--accent);
   }
   
   .footer-col i {
       width: 20px;
       margin-right: 0.5rem;
   }
   
   .copyright {
       text-align: center;
       padding-top: 2rem;
       border-top: 1px solid #2a4a2a;
       font-size: 0.9rem;
       color: #a0b8a0;
   }
   /* ===== RESPONSIVE ===== */
   
   @media (max-width: 1024px) {
       .hero .container {
           grid-template-columns: 1fr;
           text-align: center;
       }
       .hero p {
           margin-left: auto;
           margin-right: auto;
       }
       .hero-stats {
           justify-content: center;
       }
       .join-grid {
           grid-template-columns: 1fr;
           gap: 2rem;
       }
   }
   
   @media (max-width: 768px) {
       .hamburger {
           display: flex;
       }
       .nav-links {
           position: fixed;
           top: 80px;
           left: 0;
           right: 0;
           background: var(--surface);
           flex-direction: column;
           align-items: center;
           padding: 2rem;
           gap: 1.5rem;
           box-shadow: var(--shadow-md);
           transform: translateY(-150%);
           transition: transform 0.3s ease;
           pointer-events: none;
           border-bottom: 1px solid var(--border);
       }
       .nav-links.show {
           transform: translateY(0);
           pointer-events: auto;
       }
       .event-item {
           flex-direction: column;
           text-align: center;
       }
       .event-date {
           width: 100%;
       }
       .form-row {
           grid-template-columns: 1fr;
       }
   }