:root{--primary-color: #57e964;--secondary-color:#d4c24a;--accent-color: #57e964;--dark-bg: rgba(6, 14, 6, .88);--darker-bg: rgba(3, 8, 3, .96);--light-bg: rgba(12, 28, 12, .82);--text-dark: #e8f5e8;--text-light: #ffffff;--card-bg: rgba(8, 22, 8, .72);--card-dark-bg: rgba(5, 14, 5, .88);--success-color: #57e964;--warning-color: #d4c24a;--danger-color: #e05252;--shadow: 0 8px 32px 0 rgba(87, 233, 100, .15);--shadow-lg: 0 8px 32px 0 rgba(87, 233, 100, .25);--glow-green: 0 0 20px rgba(87, 233, 100, .55);--glow-yellow: 0 0 20px rgba(212, 194, 74, .45);--glow-pink: var(--glow-green);--glow-cyan: var(--glow-green)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe 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#57e964}.loading-corner.bl{bottom:24px;left:24px;border-bottom:2px solid #57e964;border-left:2px solid #57e964}.loading-corner.br{bottom:24px;right:24px;border-bottom:2px solid #57e964;border-right:2px solid #57e964}.loading-content{position:relative;text-align:center;z-index:1;display:flex;flex-direction:column;align-items:center;gap:16px}.loading-badge{font-family:Courier New,monospace;font-size:11px;font-weight:700;letter-spacing:6px;color:#d4c24a;text-transform:uppercase;opacity:.9}.loading-name{font-family:Courier New,monospace;font-size:clamp(36px,7vw,80px);font-weight:900;letter-spacing:12px;color:#fff;text-shadow:0 0 20px rgba(87,233,100,.8),0 0 60px rgba(87,233,100,.3);margin:0;animation:name-pulse 3s ease-in-out infinite}@keyframes name-pulse{0%,to{text-shadow:0 0 20px rgba(87,233,100,.8),0 0 60px rgba(87,233,100,.3)}50%{text-shadow:0 0 30px rgba(87,233,100,1),0 0 80px rgba(87,233,100,.5),0 0 120px rgba(212,194,74,.25)}}.loading-subtitle{font-family:Courier New,monospace;font-size:13px;letter-spacing:3px;color:#fff6;margin:0;text-transform:uppercase}.loading-bar-wrapper{margin-top:32px;width:min(480px,80vw);display:flex;flex-direction:column;gap:12px}.loading-bar{width:100%;height:3px;background:#ffffff14;border-radius:2px;overflow:visible;position:relative}.loading-progress{height:100%;width:0%;min-width:6%;background:linear-gradient(90deg,#3ab846,#57e964,#d4c24a,#57e964,#3ab846);background-size:200% 100%;border-radius:2px;transition:width .4s ease;position:relative;animation:bar-shimmer 1.8s linear infinite}@keyframes bar-shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.loading-bar-glow{position:absolute;top:-6px;left:0;right:0;height:15px;background:linear-gradient(90deg,#3ab8464d,#57e96466,#d4c24a33);filter:blur(6px);border-radius:10px;pointer-events:none}.loading-info{display:flex;justify-content:space-between;font-family:Courier New,monospace;font-size:11px;letter-spacing:1px;color:#57e9648c}#loading-percent{color:#57e964;font-weight:700}.nav-container{max-width:1200px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.logo{font-size:1.5rem;font-weight:700;color:var(--accent-color)}.nav-menu{display:flex;list-style:none;gap:2rem}.nav-link{color:var(--text-light);text-decoration:none;transition:color .3s;font-weight:500}.nav-link:hover{color:var(--accent-color)}.timer-display{background:var(--primary-color);padding:.5rem 1rem;border-radius:8px;font-weight:700;font-size:1.2rem;font-family:Courier New,monospace;box-shadow:var(--glow-pink);border:1px solid rgba(255,0,255,.3);animation:pulse-glow 2s infinite}@keyframes pulse-glow{0%,to{box-shadow:var(--glow-pink)}50%{box-shadow:0 0 30px #f0fc}}.instructions-3d{position:fixed;top:80px;right:20px;background:var(--darker-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:2px solid rgba(255,0,255,.3);border-radius:12px;padding:15px 20px;z-index:999;box-shadow:var(--glow-pink);animation:slide-in-right .5s ease}@keyframes slide-in-right{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.instructions-title{font-family:Courier New,monospace;font-size:14px;font-weight:700;color:var(--primary-color);text-shadow:var(--glow-pink);margin-bottom:10px;text-align:center}.instructions-content{display:flex;flex-direction:column;gap:8px}.instruction-item{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-light)}.instruction-icon{font-size:16px}.instruction-text{font-family:Courier New,monospace}.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;background:transparent;color:var(--text-light);text-align:center;padding:2rem;margin-top:60px;position:relative;z-index:1}.hero-hint{margin-top:2rem;font-size:1.2rem;opacity:.8;animation:bounce 2s infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.hero-content{max-width:800px}.hero-title{font-size:3.5rem;margin-bottom:1rem;animation:fadeInUp 1s ease}.hero-subtitle{font-size:1.5rem;margin-bottom:.5rem;opacity:.9}.hero-duration{font-size:1.2rem;opacity:.8;margin-bottom:2rem}.cta-button{background:var(--text-light);color:var(--primary-color);border:none;padding:1rem 2rem;font-size:1.1rem;border-radius:8px;cursor:pointer;font-weight:700;transition:transform .3s,box-shadow .3s;box-shadow:var(--shadow-lg)}.cta-button:hover{transform:translateY(-2px);box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.section{padding:5rem 2rem;position:relative;z-index:1}.section-light{background:var(--light-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid rgba(0,255,255,.1);border-bottom:1px solid rgba(0,255,255,.1)}.section-dark{background:var(--dark-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);color:var(--text-light);border-top:1px solid rgba(255,0,255,.1);border-bottom:1px solid rgba(255,0,255,.1)}.container{max-width:1200px;margin:0 auto}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:3rem;flex-wrap:wrap;gap:1rem}.section-number{font-size:4rem;font-weight:700;color:var(--accent-color);opacity:.3}.section-title{font-size:2.5rem;flex:1;margin:0 2rem}.section-dark .section-title{color:var(--text-light)}.section-time{background:var(--warning-color);color:#fff;padding:.5rem 1rem;border-radius:8px;font-weight:700;font-size:1.1rem}.content-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:2rem}.card{background:var(--card-bg);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);padding:2rem;border-radius:16px;border:1px solid rgba(255,255,255,.1);box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s,border .3s}.section-dark .card{background:var(--card-dark-bg);color:var(--text-light);border:1px solid rgba(255,0,255,.2)}.section-light .card{border:1px solid rgba(0,255,255,.2)}.card:hover{transform:translateY(-5px) scale(1.02);box-shadow:var(--shadow-lg),var(--glow-pink);border-color:#ff00ff80}.section-light .card:hover{box-shadow:var(--shadow-lg),var(--glow-cyan);border-color:#00ffff80}.card h3{color:var(--primary-color);margin-bottom:1rem;font-size:1.5rem;text-shadow:var(--glow-pink)}.section-light .card h3{color:var(--secondary-color);text-shadow:var(--glow-cyan)}.section-dark .card h3{color:var(--accent-color)}.card ul{list-style-position:inside;margin-left:1rem}.card ul ul{margin-left:2rem;margin-top:.5rem}.card li{margin-bottom:.5rem}.card-highlight{border-left:4px solid var(--accent-color);background:linear-gradient(135deg,#ff00ff26,#ff00801a);position:relative;overflow:hidden}.card-highlight:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(45deg,transparent,rgba(255,0,255,.1),transparent);animation:shimmer 3s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.section-dark .card-highlight{background:linear-gradient(135deg,#f0f3,#00ffff1a)}.skills{display:flex;flex-wrap:wrap;gap:.5rem}.skill-tag{background:linear-gradient(135deg,var(--primary-color),var(--accent-color));color:#fff;padding:.5rem 1rem;border-radius:20px;font-size:.9rem;font-weight:500;border:1px solid rgba(255,255,255,.2);box-shadow:0 0 10px #ff00ff4d;transition:all .3s;animation:rgb-pulse 3s infinite alternate}@keyframes rgb-pulse{0%{box-shadow:0 0 10px #ff00ff80;border-color:#ff00ff80}50%{box-shadow:0 0 20px #00ffff80;border-color:#00ffff80}to{box-shadow:0 0 10px #ff008080;border-color:#ff008080}}.skill-tag:hover{transform:scale(1.1);box-shadow:0 0 25px #f0fc}.project-intro{background:var(--card-bg);padding:2rem;border-radius:12px;margin-bottom:2rem;border-left:4px solid var(--primary-color)}.section-dark .project-intro{background:var(--card-dark-bg)}.project-intro h3{color:var(--primary-color);margin-bottom:1rem}.section-dark .project-intro h3{color:var(--accent-color)}.highlight{background:#2563eb1a;padding:1rem;border-radius:8px;font-weight:500;font-size:1.1rem;margin-top:1rem}.difficulty-item{margin-bottom:1.5rem;padding-bottom:1.5rem;border-bottom:1px solid rgba(0,0,0,.1)}.section-dark .difficulty-item{border-bottom-color:#ffffff1a}.difficulty-item:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.difficulty-item h4{color:var(--warning-color);margin-bottom:.5rem}.difficulty-item p{margin:.25rem 0}.code-structure{display:flex;flex-direction:column;gap:.5rem}.code-structure code{background:var(--darker-bg);color:var(--success-color);padding:.75rem;border-radius:6px;font-family:Courier New,monospace;font-size:.9rem}.veille-intro{background:var(--card-bg);padding:2rem;border-radius:12px;margin-bottom:2rem}.section-dark .veille-intro{background:var(--card-dark-bg)}.veille-intro h3{color:var(--primary-color);margin-bottom:1rem}.section-dark .veille-intro h3{color:var(--accent-color)}.highlight-large{font-size:1.8rem;font-weight:700;color:var(--accent-color);margin:1rem 0;text-align:center}.veille-axis{margin-bottom:1.5rem;padding-bottom:1.5rem;border-bottom:1px solid rgba(0,0,0,.1)}.section-dark .veille-axis{border-bottom-color:#ffffff1a}.veille-axis:last-child{border-bottom:none}.veille-axis h4{color:var(--accent-color);margin-bottom:.5rem}.application-item{margin-bottom:1.5rem}.application-item h4{color:var(--success-color);margin-bottom:.5rem}.btn-link{display:inline-block;margin-top:1rem;color:var(--primary-color);text-decoration:none;font-weight:700;transition:color .3s}.btn-link:hover{color:var(--accent-color)}.conclusion{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:var(--text-light);padding:5rem 2rem}.conclusion h2{font-size:2.5rem;text-align:center;margin-bottom:3rem}.conclusion-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-bottom:3rem}.conclusion .card{background:#ffffff1a;backdrop-filter:blur(10px);color:var(--text-light);border:1px solid rgba(255,255,255,.2)}.conclusion .card h3{color:var(--text-light);border-bottom:2px solid rgba(255,255,255,.3);padding-bottom:.5rem}.questions-section{text-align:center;padding:2rem;background:#ffffff1a;backdrop-filter:blur(10px);border-radius:12px;border:1px solid rgba(255,255,255,.2)}.questions-section h3{font-size:2rem;margin-bottom:1rem}.questions-section p{font-size:1.2rem}.footer{background:var(--darker-bg);color:var(--text-light);text-align:center;padding:2rem}.footer a{color:var(--accent-color);text-decoration:none}.footer a:hover{text-decoration:underline}.timer-control{position:fixed;bottom:2rem;right:2rem;display:flex;gap:1rem;z-index:1000}.timer-btn{background:var(--success-color);color:#fff;border:none;padding:1rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:700;box-shadow:var(--shadow-lg);transition:transform .3s,background .3s}.timer-btn:hover{transform:translateY(-2px);background:var(--primary-color)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeInUp .6s ease}@media(max-width:768px){.hero-title{font-size:2.5rem}.section-title{font-size:2rem;margin:0}.section-number{font-size:3rem}.nav-menu{flex-direction:column;gap:.5rem}.content-grid{grid-template-columns:1fr}.timer-control{flex-direction:column;bottom:1rem;right:1rem}.section-header{flex-direction:column;align-items:flex-start}}@media print{.navbar,.timer-control,.cta-button{display:none}.section{page-break-inside:avoid}}html{scroll-behavior:smooth}::selection{background:var(--accent-color);color:#fff}@keyframes pulse{0%,to{transform:scale(1);box-shadow:0 0 #2563ebb3}50%{transform:scale(1.02);box-shadow:0 0 0 10px #2563eb00}}.timer-display.warning{animation:pulse 2s infinite}.nav-link.active{color:var(--accent-color);border-bottom:2px solid var(--accent-color);padding-bottom:4px}.text-gradient{background:linear-gradient(135deg,var(--accent-color) 0%,var(--primary-color) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.card h3{display:flex;align-items:center;gap:.5rem}.presentation-progress{position:fixed;top:60px;left:0;width:100%;height:4px;background:#2563eb33;z-index:999}.presentation-progress-bar{height:100%;background:linear-gradient(90deg,var(--success-color) 0%,var(--primary-color) 50%,var(--danger-color) 100%);transition:width .3s ease;width:0%}.skip-link{position:absolute;top:-100%;left:1rem;z-index:10000;padding:.6rem 1.2rem;background:#818cf8;color:#fff;font-weight:700;border-radius:0 0 6px 6px;text-decoration:none}.skip-link:focus{top:0;outline:3px solid #22d3ee}#a11y-version{--a11y-bg: #080810;--a11y-surface: rgba(255,255,255,.035);--a11y-border: rgba(255,255,255,.08);--a11y-border-hover: rgba(129,140,248,.45);--a11y-text: #f1f5f9;--a11y-muted: #94a3b8;--a11y-accent: #818cf8;--a11y-cyan: #22d3ee;--a11y-green: #4ade80;--a11y-amber: #fbbf24;--a11y-red: #f87171}#a11y-version[hidden]{display:none!important}#a11y-version{position:fixed;inset:0;z-index:9999;display:flex;flex-direction:column;background:var(--a11y-bg);font-family:-apple-system,Segoe UI,system-ui,sans-serif;font-size:1rem;line-height:1.7;color:var(--a11y-text)}#a11y-version:before{content:"";position:fixed;inset:0;background:radial-gradient(ellipse 80% 60% at 20% 0%,rgba(129,140,248,.07) 0%,transparent 60%),radial-gradient(ellipse 60% 50% at 80% 100%,rgba(34,211,238,.05) 0%,transparent 60%);pointer-events:none;z-index:0}.a11y-header{background:#080810d9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--a11y-border);flex-shrink:0;position:relative;z-index:10}.a11y-header-inner{max-width:1200px;margin:0 auto;padding:.75rem 1.5rem;display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}.a11y-logo{display:flex;align-items:center;gap:.75rem;flex-shrink:0}.a11y-logo-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#818cf8,#22d3ee);color:#fff;font-weight:900;font-size:.875rem;display:flex;align-items:center;justify-content:center;letter-spacing:.05em}.a11y-logo-text strong{display:block;font-size:.95rem;color:var(--a11y-text)}.a11y-logo-text span{font-size:.75rem;color:var(--a11y-muted)}.a11y-nav{display:flex;gap:.2rem;flex-wrap:wrap;flex:1}.a11y-nav-btn{padding:.35rem .8rem;border:none;border-radius:6px;background:transparent;color:var(--a11y-muted);font-size:.8rem;cursor:pointer;transition:background .15s,color .15s;white-space:nowrap}.a11y-nav-btn:hover{background:#ffffff0f;color:var(--a11y-text)}.a11y-nav-btn.active{background:#818cf826;color:var(--a11y-accent);font-weight:600}.a11y-nav-btn:focus{outline:2px solid var(--a11y-accent);outline-offset:2px}#a11y-close{margin-left:auto;padding:.35rem .9rem;background:transparent;color:var(--a11y-muted);border:1px solid var(--a11y-border);border-radius:6px;font-size:.8rem;cursor:pointer;flex-shrink:0;transition:border-color .15s,color .15s}#a11y-close:hover{border-color:var(--a11y-accent);color:var(--a11y-text)}#a11y-close:focus{outline:2px solid var(--a11y-accent);outline-offset:2px}.a11y-main{flex:1;overflow-y:auto;padding:2.5rem 1.5rem 5rem;position:relative;z-index:1}.a11y-main::-webkit-scrollbar{width:6px}.a11y-main::-webkit-scrollbar-track{background:transparent}.a11y-main::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}.a11y-main::-webkit-scrollbar-thumb:hover{background:#fff3}.a11y-page{max-width:920px;margin:0 auto;animation:a11y-fadein .25s ease}@keyframes a11y-fadein{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}.a11y-hero{padding:3rem 0 3.5rem}.a11y-hero-eyebrow{display:inline-block;padding:.3rem .9rem;border:1px solid rgba(129,140,248,.35);border-radius:20px;font-size:.78rem;color:var(--a11y-accent);letter-spacing:.06em;text-transform:uppercase;margin-bottom:1.25rem;background:#818cf814}.a11y-hero-title{font-size:clamp(3rem,8vw,5.5rem);font-weight:900;line-height:1;color:var(--a11y-text);margin-bottom:1.25rem;letter-spacing:-.03em}.a11y-gradient-text{background:linear-gradient(135deg,#818cf8,#22d3ee);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.a11y-hero-sub{font-size:1.1rem;color:var(--a11y-muted);max-width:540px;margin-bottom:2rem;line-height:1.7}.a11y-hero-sub strong{color:var(--a11y-text)}.a11y-hero-cta{display:flex;gap:.75rem;flex-wrap:wrap}.a11y-btn-primary{display:inline-block;padding:.65rem 1.5rem;background:linear-gradient(135deg,#818cf8,#22d3ee);color:#fff;border-radius:8px;font-weight:700;font-size:.9rem;text-decoration:none;transition:opacity .15s,transform 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