:root{--bg-gris-lumineux: #d8dfe7;--bg-gris-clair: #e8eef5;--bg-gris-tres-clair: #f0f4f8;--bg-blanc: #ffffff;--bg-blanc-transparent: rgba(255, 255, 255, .95);--gradient-bleu: linear-gradient(135deg, #91a4bc 0%, #6b7075 100%);--gradient-bleu-eclatant: linear-gradient(135deg, #a8bdd0 0%, #b8cce0 40%, #d0dae8 100%);--gradient-header: linear-gradient(90deg, #262728, #91a4bc);--gradient-footer: linear-gradient(135deg, #262728 0%, #3a4149 100%);--bleu-principal: #91a4bc;--bleu-fonce: #6b7075;--bleu-gris: #7a8a9e;--bleu-clair: #a8b8cc;--vert-action: #4CAF50;--vert-action-hover: #45a049;--texte-principal: #262728;--texte-secondaire: #4a5568;--texte-clair: #6b7075;--texte-tres-clair: #8a96a3;--texte-blanc: #ffffff;--texte-footer: #d8dfe7;--bordure-legere: rgba(145, 164, 188, .25);--bordure-normale: rgba(145, 164, 188, .35);--bordure-forte: rgba(145, 164, 188, .4);--bordure-tres-forte: rgba(145, 164, 188, .6);--bordure-footer: rgba(145, 164, 188, .3);--bordure-fine: 1px;--bordure-medium: 2px;--bordure-epaisse: 3px;--ombre-legere: 0 4px 12px rgba(145, 164, 188, .15);--ombre-normale: 0 8px 24px rgba(145, 164, 188, .25);--ombre-forte: 0 20px 40px rgba(145, 164, 188, .35);--ombre-header: 0 4px 20px rgba(0, 0, 0, .3);--ombre-icone: 0 6px 20px rgba(145, 164, 188, .5);--ombre-bouton: 0 6px 20px rgba(145, 164, 188, .4);--spacing-xs: 8px;--spacing-sm: 12px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-xxl: 40px;--spacing-xxxl: 60px;--section-padding-vertical: 80px;--section-padding-horizontal: 60px;--section-padding-large: 100px;--radius-sm: 10px;--radius-md: 12px;--radius-lg: 14px;--radius-xl: 16px;--radius-xxl: 20px;--radius-xxxl: 24px;--radius-full: 50px;--font-xs: 11px;--font-sm: 13px;--font-md: 14px;--font-base: 15px;--font-lg: 16px;--font-xl: 18px;--font-2xl: 22px;--font-3xl: 28px;--font-4xl: 34px;--font-5xl: 44px;--font-6xl: 48px;--font-normal: 400;--font-medium: 500;--font-semibold: 600;--font-bold: 700;--line-height-tight: 1.6;--line-height-normal: 1.7;--line-height-relaxed: 1.8;--letter-spacing-tight: .5px;--letter-spacing-normal: 1px;--letter-spacing-wide: 1.2px;--letter-spacing-wider: 1.3px;--letter-spacing-widest: 1.5px;--letter-spacing-ultra: 1.8px;--letter-spacing-mega: 2px;--transition-fast: .2s ease;--transition-normal: .3s ease;--transition-slow: .4s ease;--transition-cubic: .4s cubic-bezier(.4, 0, .2, 1);--blur-light: blur(10px);--blur-medium: blur(15px);--text-shadow-sm: 0 1px 3px rgba(0, 0, 0, .2);--text-shadow-md: 0 2px 8px rgba(145, 164, 188, .3);--text-shadow-lg: 0 3px 12px rgba(0, 0, 0, .3);--z-normal: 1;--z-above: 10;--z-header: 1000;--z-badge: 9999;--max-width-container: 1400px;--max-width-text: 700px;--max-width-form: 1200px;--header-height: 90px}.container{max-width:var(--max-width-container);margin:0 auto;padding:0 var(--section-padding-horizontal)}.section-title{text-align:center;font-size:var(--font-6xl);font-weight:var(--font-bold);margin-bottom:var(--spacing-md);color:var(--texte-principal)}.section-subtitle{text-align:center;font-size:var(--font-xl);color:var(--texte-secondaire);max-width:var(--max-width-text);margin:0 auto var(--spacing-xxxl)}.gradient-bleu{background:var(--gradient-bleu)}.gradient-bleu-eclatant{background:var(--gradient-bleu-eclatant)}.text-white{color:var(--texte-blanc)}body{font-family:Georgia,serif;color:var(--texte-principal);overflow-x:hidden;background:var(--bg-gris-lumineux)}html{scroll-behavior:smooth}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;margin:0;padding:0;scroll-behavior:smooth;font-family:Georgia,serif;color:var(--texte-principal);background:var(--bg-gris-lumineux);overflow-x:hidden}a,li{text-decoration:none;list-style:none}.container{width:100vw}:root{--header-height: 95px;--lang-height: 35px}.langue{position:sticky;top:0;z-index:10000000000;text-align:right;padding-right:10px;margin-top:5px;font-size:.85rem;color:silver}.langue a{text-decoration:none;color:silver;transition:color .3s}.langue a:hover{color:var(--vert-action)}.header{position:sticky;top:32px;z-index:var(--z-header);display:flex;justify-content:space-between;align-items:center;background:var(--gradient-header);padding:15px 50px;box-shadow:var(--ombre-header)}.header-left{display:flex;flex-direction:column;justify-content:center;margin:0;padding:0}.logo{height:60px;margin-bottom:5px}.header-right{display:flex;flex-direction:column;align-items:flex-end}.menu{display:flex;gap:30px}.menu li a{text-decoration:none;color:var(--texte-blanc);font-weight:var(--font-semibold);transition:var(--transition-normal);font-size:var(--font-base)}.menu li a:hover{color:var(--vert-action)}.slides-container{position:relative;height:calc(100vh - var(--header-height) - var(--lang-height));overflow:hidden;background-size:cover}.slide{position:absolute;width:100%;height:100%;background-size:cover;background-position:center;opacity:0;transition:opacity 1s ease-in-out;display:flex;align-items:center;justify-content:center;object-fit:cover}.slide.active{opacity:1;z-index:1}.slide-text{background:#00000080;color:#fff;padding:30px;border-radius:10px;text-align:center;max-width:700px;backdrop-filter:var(--blur-medium)}.slide-text h2{font-size:2rem;margin-bottom:15px}.slide-text p{font-size:1.2rem;margin-bottom:20px}.slide-text button{padding:12px 25px;border:none;border-radius:25px;background-color:var(--vert-action);color:#fff;font-weight:700;cursor:pointer;transition:var(--transition-normal)}.slide-text button:hover{background-color:var(--vert-action-hover);transform:scale(1.05)}section{position:relative;width:100%}.section-title{text-align:center;font-size:var(--font-6xl);font-weight:var(--font-bold);margin-bottom:var(--spacing-md);color:var(--texte-principal);position:relative;z-index:var(--z-normal)}.section-subtitle{text-align:center;font-size:var(--font-xl);color:var(--texte-secondaire);max-width:var(--max-width-text);margin:0 auto var(--spacing-xxxl);position:relative;z-index:var(--z-normal)}.btn-primary{display:inline-block;padding:var(--spacing-md) var(--spacing-xl);background:var(--gradient-bleu);color:var(--texte-blanc);border:none;border-radius:var(--radius-full);font-weight:var(--font-bold);font-size:var(--font-base);cursor:pointer;transition:var(--transition-normal);box-shadow:var(--ombre-bouton);text-transform:uppercase;letter-spacing:var(--letter-spacing-wide)}.btn-primary:hover{transform:translateY(-3px);box-shadow:var(--ombre-forte)}.btn-secondary{display:inline-block;padding:var(--spacing-md) var(--spacing-xl);background:transparent;color:var(--bleu-principal);border:var(--bordure-medium) solid var(--bleu-principal);border-radius:var(--radius-full);font-weight:var(--font-bold);font-size:var(--font-base);cursor:pointer;transition:var(--transition-normal);text-transform:uppercase;letter-spacing:var(--letter-spacing-wide)}.btn-secondary:hover{background:var(--bleu-principal);color:var(--texte-blanc);transform:translateY(-3px)}.text-center{text-align:center}.mt-lg{margin-top:var(--spacing-lg)}.mb-lg{margin-bottom:var(--spacing-lg)}.hidden{display:none}@media (max-width: 1024px){.header{padding:15px 30px}.section-title{font-size:var(--font-5xl)}}@media (max-width: 768px){:root{--header-height: 120px;--lang-height: 35px}.header{flex-direction:column;gap:15px;padding:15px 20px}.header-right{align-items:center}.menu{flex-direction:column;gap:15px;text-align:center}.section-title{font-size:var(--font-4xl)}.section-subtitle{font-size:var(--font-lg)}.slides-container{height:calc(100vh - var(--header-height) - var(--lang-height))}.slide-text{padding:20px;max-width:90%}.slide-text h2{font-size:1.5rem}.slide-text p{font-size:1rem}}@media (max-width: 480px){.header{padding:10px 15px}.logo{height:45px}.section-title{font-size:var(--font-3xl)}}