:root{--citron: #D4F200;--citron-dark: #b8d400;--noir: #1A1A2E;--blanc: #FFFFFF;--gris-anthracite: #333333;--gris-clair: #F5F5F5;--gris-moyen: #888888;--gris-bordure: #E0E0E0;--vert-avance: #22C55E;--jaune-construction: #84CC16;--orange-fragile: #F97316;--rouge-critique: #EF4444;--rouge-alerte: #DC2626;--font-heading: "Montserrat", system-ui, sans-serif;--font-body: "Open Sans", system-ui, sans-serif;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--space-3xl: 64px;--space-4xl: 96px;--shadow-sm: 0 1px 3px rgba(0,0,0,.06);--shadow-md: 0 2px 8px rgba(0,0,0,.08);--shadow-lg: 0 4px 16px rgba(0,0,0,.12);--transition: .2s ease-out}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-body);color:var(--gris-anthracite);background:var(--blanc);line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.2;letter-spacing:-.02em}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}@media(min-width:768px){h1{font-size:3rem}h2{font-size:2rem}h3{font-size:1.5rem}}@media(min-width:1024px){h1{font-size:3.5rem}h2{font-size:2.25rem}}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}button{cursor:pointer;font-family:var(--font-body);border:none;outline:none}input,select,textarea{font-family:var(--font-body);font-size:1rem}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--space-md)}@media(min-width:768px){.container{padding:0 var(--space-xl)}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:14px 28px;border-radius:12px;font-weight:600;font-size:1rem;transition:all var(--transition);text-align:center}.btn-primary{background:var(--citron);color:var(--noir)}.btn-primary:hover{background:var(--citron-dark);transform:translateY(-1px)}.btn-secondary{background:transparent;color:var(--gris-anthracite);border:2px solid var(--gris-bordure)}.btn-secondary:hover{border-color:var(--gris-moyen)}.btn-ghost{background:transparent;color:var(--gris-moyen);padding:14px 20px}.btn-ghost:hover{color:var(--gris-anthracite)}.btn-large{padding:18px 40px;font-size:1.125rem;border-radius:12px}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.form-group{margin-bottom:var(--space-lg)}.form-label{display:block;font-weight:600;margin-bottom:var(--space-sm);font-size:.875rem;color:var(--gris-anthracite)}.form-input{width:100%;padding:12px 16px;border:2px solid var(--gris-bordure);border-radius:8px;font-size:1rem;transition:border-color var(--transition);background:var(--blanc)}.form-input:focus{border-color:var(--citron);outline:none;box-shadow:0 0 0 3px #d4f20026}.form-input::placeholder{color:#bbb}.form-select{width:100%;padding:12px 16px;border:2px solid var(--gris-bordure);border-radius:8px;font-size:1rem;background:var(--blanc);appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23888' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;cursor:pointer}.form-select:focus{border-color:var(--citron);outline:none}.card-option{border:2px solid var(--gris-bordure);background:var(--blanc);border-radius:8px;padding:16px 20px;cursor:pointer;transition:all var(--transition);position:relative;min-height:48px;display:flex;align-items:center}.card-option:hover{border-color:var(--gris-moyen);background:var(--gris-clair)}.card-option.selected{border-color:var(--citron);background:#d4f2000d}.card-option.selected:after{content:"✓";position:absolute;top:12px;right:16px;width:24px;height:24px;background:var(--citron);color:var(--noir);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}.card-option-label{font-weight:600;font-size:.9375rem;padding-right:40px}.card-option-sublabel{font-size:.8125rem;color:var(--gris-moyen);margin-top:4px}.checkbox-option{display:flex;align-items:flex-start;gap:12px;padding:12px 16px;border:2px solid var(--gris-bordure);border-radius:8px;cursor:pointer;transition:all var(--transition)}.checkbox-option:hover{border-color:var(--gris-moyen)}.checkbox-option.checked{border-color:var(--citron);background:#d4f2000d}.checkbox-box{width:22px;height:22px;min-width:22px;border:2px solid var(--gris-bordure);border-radius:4px;display:flex;align-items:center;justify-content:center;transition:all var(--transition);margin-top:1px}.checkbox-option.checked .checkbox-box{background:var(--citron);border-color:var(--citron)}.checkbox-option.checked .checkbox-box:after{content:"✓";color:var(--noir);font-size:14px;font-weight:700}.slider-container{padding:var(--space-md) 0}.slider-value{text-align:center;font-family:var(--font-heading);font-size:2.5rem;font-weight:900;color:var(--noir);margin-bottom:var(--space-md)}input[type=range]{-webkit-appearance:none;width:100%;height:6px;border-radius:3px;background:var(--gris-bordure);outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:28px;height:28px;border-radius:50%;background:var(--citron);cursor:pointer;border:3px solid var(--blanc);box-shadow:var(--shadow-md)}input[type=range]::-moz-range-thumb{width:28px;height:28px;border-radius:50%;background:var(--citron);cursor:pointer;border:3px solid var(--blanc);box-shadow:var(--shadow-md)}.progress-bar{display:flex;gap:4px;margin-bottom:var(--space-xl)}.progress-segment{flex:1;height:4px;border-radius:2px;background:var(--gris-bordure);transition:background var(--transition)}.progress-segment.active{background:var(--citron)}.progress-segment.completed{background:var(--gris-moyen)}.section-white{background:var(--blanc)}.section-light{background:var(--gris-clair)}.section-dark{background:var(--noir);color:var(--blanc)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.animate-fade-in{animation:fadeIn .4s ease-out forwards}.animate-slide-up{animation:slideUp .5s ease-out forwards}.text-center{text-align:center}.text-citron{color:var(--citron)}.text-gris{color:var(--gris-moyen)}.font-heading{font-family:var(--font-heading)}.font-black{font-weight:900}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}@keyframes marquee{0%{transform:translate(0)}to{transform:translate(-50%)}}@keyframes pulseGlow{0%,to{transform:scale(.8);opacity:.6}50%{transform:scale(1.2);opacity:1}}@keyframes checkBounce{0%{transform:scale(0)}60%{transform:scale(1.2)}to{transform:scale(1)}}@keyframes floatParticle1{0%,to{transform:translate(0)}25%{transform:translate(30px,-20px)}50%{transform:translate(-10px,-40px)}75%{transform:translate(-30px,-10px)}}@keyframes floatParticle2{0%,to{transform:translate(0)}25%{transform:translate(-20px,30px)}50%{transform:translate(40px,10px)}75%{transform:translate(10px,-30px)}}@keyframes floatParticle3{0%,to{transform:translate(0)}33%{transform:translate(25px,25px)}66%{transform:translate(-25px,15px)}}