@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--ink:#102e42;--muted:#537184;--blue:#eaf8ff;--green:#83f4b4;--line:#ccdee5;--deep:#082e3c;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;color:var(--ink);background:#f8fcfd;font:16px/1.65 'DM Sans',Arial,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;display:block}.wrap{max-width:var(--max);margin:auto;padding:0 32px}.draft{text-align:center;background:var(--deep);color:#cbe7ec;font-size:11px;letter-spacing:.07em;padding:8px 12px}.draft span{color:var(--green);padding:0 9px}.nav{height:104px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:10px;font:800 18px/1.05 Manrope,Arial;letter-spacing:.03em}.brand-small{display:block;font:600 10px/1.7 Manrope;letter-spacing:.38em}.nav nav{display:flex;gap:32px;font-size:13px}.nav-cta{border:1px solid var(--ink);padding:11px 19px;border-radius:30px;font-size:12px;font-weight:700}.nav-cta span{margin-left:15px}.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:35px;align-items:center;padding-top:45px;padding-bottom:75px;position:relative}.eyebrow{font-size:10px;font-weight:800;letter-spacing:.16em;line-height:1.7;margin:0 0 22px}.live-dot{width:7px;height:7px;display:inline-block;border-radius:50%;background:#23bf7b;box-shadow:0 0 0 4px #23bf7b15;margin-right:9px}h1,h2,h3,p,figure{margin-top:0}h1,h2,h3{font-family:Manrope,Arial,sans-serif}h1{font-size:clamp(40px,4.5vw,66px);line-height:1.1;letter-spacing:-.055em;font-weight:800;margin-bottom:25px}em{font-style:normal;color:#087e99}h2{font-size:clamp(30px,3.1vw,43px);line-height:1.2;letter-spacing:-.045em;margin-bottom:24px;font-weight:800}h3{font-size:19px;line-height:1.3;letter-spacing:-.02em;margin-bottom:12px}.hero-subtitle{font-weight:700;font-size:18px;max-width:440px}.lead{color:var(--muted);font-size:17px;line-height:1.75;max-width:470px}.hero-actions{display:flex;align-items:center;gap:25px;flex-wrap:wrap;margin:30px 0 14px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:28px;background:var(--green);color:var(--deep);font-weight:700;border:1px solid transparent;padding:16px 24px;border-radius:8px;font-size:14px;transition:transform .2s,background .2s}.button:hover{background:#60eaa0;transform:translateY(-2px)}.button span{font-size:20px;line-height:1}.text-link{font-weight:700;font-size:12px;text-decoration:underline;text-underline-offset:5px;white-space:nowrap}.text-link span{margin-left:9px}.micro{color:var(--muted);font-size:11px}.hero-metrics{display:flex;gap:34px;border-top:1px solid var(--line);padding-top:25px;margin-top:35px}.hero-metrics strong{display:block;font:700 27px Manrope}.hero-metrics span{font-size:10px;color:var(--muted)}.hero-art{position:relative;display:flex;justify-content:center;align-items:center;min-height:560px;background:radial-gradient(ellipse at 70% 70%,#a0f4ce80,transparent 55%),radial-gradient(ellipse at 20% 35%,#6edcff65,transparent 60%);border-radius:50%}.book{z-index:2;width:300px;max-width:72%;margin:0;transform:rotate(5deg);box-shadow:12px 25px 40px #10344838;border-left:4px solid #2b5065;border-radius:3px}.book img{width:100%;height:auto;border-radius:2px}.book figcaption{position:absolute;width:100%;font-size:9px;text-align:center;bottom:-30px;color:var(--muted)}.orbit{position:absolute;border:1px solid #64bbd06b;border-radius:50%;width:98%;height:59%;transform:rotate(-42deg)}.orbit-two{transform:rotate(30deg);width:83%;height:89%}.orbit-one:after{content:'';position:absolute;left:7%;top:11%;width:14px;height:14px;background:#6aefac;border-radius:50%;border:4px solid #efffff}.floating-label{position:absolute;z-index:3;background:#ffffffed;border:1px solid #d9e7ed;box-shadow:0 10px 25px #17394a0c;padding:13px 16px;border-radius:10px;font-size:9px;font-weight:700;letter-spacing:.08em}.label-top{top:15px;left:0}.label-top i{display:inline-block;width:7px;height:7px;background:#19a7ca;border-radius:50%;margin-right:9px}.label-bottom{right:-12px;bottom:38px;display:flex;align-items:center;gap:12px;letter-spacing:0}.label-bottom strong{font-size:12px}.label-bottom small{display:block;font-size:10px;font-weight:400;color:var(--muted)}.check{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#c5f8d9;color:#08754c;font-size:17px}.truth-strip{background:#e7f6fa;border-top:1px solid #d9eaf0;border-bottom:1px solid #d9eaf0}.truth-strip .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:18px;padding-bottom:18px}.truth-strip span{font-size:12px;font-weight:700}.truth-strip p{margin:0;font-size:11px;color:var(--muted)}.section{padding-top:100px;padding-bottom:100px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:45px}.section-heading h2{margin-bottom:0}.section-heading>p{max-width:330px;font-size:14px;color:var(--muted);margin-bottom:4px}.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.project{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:white}.project-art{height:215px;position:relative;overflow:hidden;padding-top:25px;background:#dff5ff}.duo-art{background:#ddf6e9}.thriller-art{background:#102e42;color:#96e7ef}.project-art svg{width:100%;height:150px;fill:none;stroke:currentColor;stroke-width:1.8;color:#278ba5}.duo-art svg{color:#267b5b}.thriller-art svg{color:#88ccd5}.project-number{position:absolute;top:14px;left:17px;font:700 11px Manrope;color:inherit;opacity:.65}.art-caption{display:block;text-align:center;font-size:8px;font-weight:700;letter-spacing:.12em;opacity:.75;margin-top:4px}.project-copy{padding:27px}.project-copy p{font-size:13px;color:var(--muted);line-height:1.8}.tag{font-size:9px;font-weight:700;display:inline-block;background:#eef6f9;padding:6px 10px;border-radius:20px}.method-section{background:var(--deep);color:white}.method{display:grid;grid-template-columns:1fr 1fr;gap:100px;padding-top:80px;padding-bottom:80px}.method .eyebrow{color:#98b9c2}.method em{color:var(--green)}.method .lead{color:#b8d0d8}.format-note{margin-top:25px;font-size:12px;color:#b8d0d8;max-width:400px}.method-steps{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;justify-content:center;gap:26px}.method-steps li{display:flex;gap:22px}.method-steps li>span{border:1px solid #53727e;width:36px;height:36px;flex-shrink:0;border-radius:50%;font-size:11px;display:grid;place-items:center}.method-steps h3{font-size:17px;margin:2px 0 8px}.method-steps p{color:#b8d0d8;font-size:13px;margin:0}.curriculum{display:grid;grid-template-columns:1fr 1fr;column-gap:40px}.chapter{display:flex;gap:18px;padding:20px 0;border-top:1px solid var(--line)}.chapter>span{font-size:11px;color:#229697;font-weight:800;padding-top:3px}.chapter h3{font-size:14px;margin-bottom:7px}.chapter p{font-size:12px;color:var(--muted);margin:0}.plan{background:#e8f9ef;border:1px solid #cdebdc;border-radius:12px;margin-top:40px;padding:28px;display:flex;align-items:center;gap:23px}.plan-icon{font-size:30px;color:#16885e}.plan h3{font-size:17px;margin-bottom:6px}.plan p{font-size:12px;color:var(--muted);margin:0;max-width:630px}.plan .text-link{margin-left:auto}.preview-section{background:var(--blue)}.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.page-preview{border:1px solid #d4e6ee;border-radius:13px;background:#ffffff90;padding:18px;text-align:left;cursor:pointer;transition:transform .2s}.page-preview:hover{transform:translateY(-5px)}.page-preview img{width:100%;height:auto;border:1px solid #dbe5ee;box-shadow:0 9px 25px #1232460f}.page-preview>span{display:block;position:relative;padding-top:20px}.page-preview strong{font-size:13px;display:block}.page-preview small{font-size:10px;color:var(--muted);display:block;margin-top:4px}.page-preview b{position:absolute;right:0;top:24px}.source-note{font-size:10px;color:var(--muted);max-width:730px;margin:25px 0 0}.author{display:grid;grid-template-columns:1fr 1.7fr;gap:80px;align-items:center}.author-mark{aspect-ratio:1.2;background:radial-gradient(ellipse at bottom right,#9beec3,transparent 65%),#def3fc;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:50% 50% 12px 50%;font:700 95px Manrope;letter-spacing:-.07em}.author-mark span{font:700 8px 'DM Sans';letter-spacing:.15em;margin-top:15px}.author p:last-child{font-size:14px;color:var(--muted)}.offer-section{background:#dff5ff;padding:80px 0}.offer-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:85px;align-items:center}.offer-list{padding:0;list-style:none;font-size:14px;line-height:2.5;margin-top:25px}.offer-list li:before{content:'✓';display:inline-block;color:#07895a;width:26px}.offer-disclaimer{color:var(--muted);font-size:11px;max-width:430px}.offer-card{background:white;border:1px solid #c7e0e9;border-radius:18px;padding:36px;box-shadow:0 18px 65px #163c5120}.offer-card .eyebrow{font-size:9px;margin-bottom:20px}.price{display:flex;align-items:center;gap:20px}.price>strong{font:800 62px/1.2 Manrope;letter-spacing:-.065em}.price del{font-size:19px;color:#8a9da8}.price small{display:block;color:#16865a;font-size:11px}.payment-note{font-size:11px;color:var(--muted);margin-top:8px}.timer-panel{border:1px solid #d7e9ed;background:#f1fbff;border-radius:11px;padding:19px 17px;margin:24px 0}.timer-label{font-size:8px;font-weight:700;letter-spacing:.07em}.timer-label .live-dot{width:5px;height:5px;margin-right:6px}.countdown{display:flex;align-items:center;justify-content:center;gap:19px;margin:17px 0 10px}.countdown>div{text-align:center;min-width:52px}.countdown strong{display:block;font:700 32px/1.2 Manrope;font-variant-numeric:tabular-nums}.countdown span{font-size:8px;color:var(--muted)}.countdown b{font-size:24px;font-weight:400;margin-top:-17px;color:#8caebd}.timer-panel p{font-size:9px;line-height:1.6;color:var(--muted);margin:0;text-align:center}.checkout{display:flex;width:100%;font-size:12px;padding:16px 18px}.secure{font-size:10px;font-weight:700;text-align:center;margin:14px 0}.delivery{font-size:10px;color:var(--muted);margin:0;padding-top:17px;border-top:1px solid #e1ecef;line-height:1.8}.faq{display:grid;grid-template-columns:1fr 1.5fr;gap:85px}.faq details{border-bottom:1px solid var(--line);padding:20px 0}.faq details:first-child{padding-top:0}.faq summary{font:700 14px Manrope;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px}.faq summary:after{content:'+';font-weight:400;font-size:19px;color:#159d91}.faq details[open] summary:after{content:'−'}.faq details p{font-size:13px;color:var(--muted);margin:16px 25px 0 0}.final-cta{text-align:center;border-top:1px solid var(--line);padding-top:55px;padding-bottom:60px}.final-cta h2{margin:15px 0 24px}.final-cta .button{min-width:230px}footer{padding-top:30px!important;padding-bottom:35px!important;display:flex;align-items:center;gap:20px;flex-wrap:wrap;border-top:1px solid var(--line)}footer .brand{font-size:12px}footer p{font-size:10px;color:var(--muted);margin:0}.footer-draft{width:100%}.mobile-buy{display:none}dialog{border:0;border-radius:14px;padding:30px;max-width:min(950px,95vw);max-height:95vh;background:#f5faff;color:var(--ink)}dialog::backdrop{background:#062634cb}dialog img{max-width:100%;height:auto;width:850px}dialog p{font-size:11px;color:var(--muted);margin:15px 0 0}.close-dialog{position:sticky;top:0;float:right;z-index:5;background:var(--deep);border:0;color:white;width:40px;height:40px;border-radius:50%;cursor:pointer}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #0c9aba;outline-offset:5px}.expired .checkout{background:#dbe6e9;color:#61737b;pointer-events:none}.expired .timer-label{color:#7a3a22}
@media(min-width:1400px){.hero{padding-top:60px;padding-bottom:90px}}@media(max-width:950px){.nav nav{gap:20px}.hero{gap:12px}.hero-art{min-height:470px}.book{max-width:75%}.hero-metrics{gap:25px}.label-bottom{right:-10px}.method,.offer-layout,.faq{gap:45px}.project-copy{padding:20px}.project-art{height:190px}.author{gap:45px}.section{padding-top:75px;padding-bottom:75px}}@media(max-width:700px){.wrap{padding-left:23px;padding-right:23px}.draft{font-size:9px;letter-spacing:0}.nav{height:85px}.brand{font-size:15px}.nav nav{display:none}.nav-cta{font-size:10px;padding:9px 12px}.nav-cta span{margin-left:5px}.hero{grid-template-columns:1fr;padding-top:25px;padding-bottom:45px;gap:30px}.hero .eyebrow{font-size:9px;margin-bottom:20px}h1{font-size:47px;line-height:1.09;letter-spacing:-.055em}.hero-subtitle{font-size:16px}.lead{font-size:15px}.hero-actions{gap:20px;margin-top:25px}.button{font-size:12px;padding:15px 20px}.text-link{font-size:11px}.micro{font-size:10px}.hero-metrics{justify-content:space-between;gap:15px;margin-top:28px;padding-top:20px}.hero-metrics span{font-size:9px}.hero-metrics strong{font-size:25px}.hero-art{min-height:430px;max-width:400px;width:100%;margin:auto}.book{width:240px;max-width:68%}.label-top{font-size:8px;top:0;left:0}.label-bottom{right:0;bottom:17px;font-size:8px;padding:11px}.label-bottom strong{font-size:10px}.label-bottom small{font-size:8px}.truth-strip .wrap{display:block;padding-top:17px;padding-bottom:17px}.truth-strip span{font-size:11px}.truth-strip p{font-size:10px;margin-top:5px}.section{padding-top:65px;padding-bottom:65px}h2{font-size:32px}.section-heading{display:block;margin-bottom:30px}.section-heading>p{margin-top:20px;max-width:none;font-size:13px}.projects{grid-template-columns:1fr;gap:23px}.project-art{height:200px}.project-copy{padding:25px}.project-copy p{font-size:13px}.method{grid-template-columns:1fr;gap:35px;padding-top:55px;padding-bottom:55px}.method-steps{gap:25px}.curriculum{grid-template-columns:1fr}.chapter{padding:18px 0}.chapter h3{font-size:14px}.chapter p{font-size:12px}.plan{align-items:flex-start;padding:22px;gap:15px;flex-wrap:wrap}.plan>div{flex:1}.plan .text-link{margin:4px 0 0 35px}.plan h3{font-size:16px}.preview-grid{grid-template-columns:1fr;gap:23px}.page-preview{padding:18px 28px}.page-preview img{max-height:390px;width:auto;margin:auto}.page-preview strong{font-size:14px}.page-preview small{font-size:11px}.source-note{font-size:10px}.author{grid-template-columns:1fr;gap:30px}.author-mark{max-width:235px;aspect-ratio:1.25;font-size:75px}.author-mark span{font-size:6px}.author p:last-child{font-size:13px}.offer-section{padding:60px 0}.offer-layout{grid-template-columns:1fr;gap:25px}.offer-card{padding:26px}.price>strong{font-size:57px}.checkout{font-size:12px;padding:15px 17px}.faq{grid-template-columns:1fr;gap:20px}.faq details:first-child{padding-top:15px}.faq summary{font-size:13px}.faq details p{font-size:12px}.final-cta{padding-top:45px;padding-bottom:45px}footer{padding-bottom:110px!important}.mobile-buy{position:fixed;bottom:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:12px 22px calc(12px + env(safe-area-inset-bottom));background:#ffffffed;backdrop-filter:blur(12px);border-top:1px solid #c9e3e7;z-index:10}.mobile-buy strong{font:800 24px Manrope}.mobile-buy del{font-size:13px;color:#8ca3ae;margin-left:6px}.mobile-buy a{background:var(--green);border-radius:7px;font-size:12px;font-weight:700;padding:12px 20px}.mobile-buy a span{padding-left:18px}dialog{padding:13px;max-width:97vw}.close-dialog{width:34px;height:34px}.expired .mobile-buy{display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

@media(max-width:700px){.hero-art .orbit-one{width:80%;height:45%}.hero-art .orbit-two{width:65%;height:65%}}

.quantum-canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:1}.hero-art .orbit{opacity:.3}.book{animation:book-float 9s ease-in-out infinite}@keyframes book-float{0%,100%{transform:translateY(0) rotate(5deg)}50%{transform:translateY(-9px) rotate(3deg)}}@media(prefers-reduced-motion:reduce){.book{animation:none}}
/* Tigrou : quatre poses sur une planche transparente, sans bloquer les liens. */
.tigrou-walker{--cat-width:96px;position:fixed;left:0;bottom:4px;width:var(--cat-width);height:128px;z-index:8;pointer-events:none;animation:tigrou-travel 28s linear infinite;will-change:transform}
.tigrou-direction{display:block;width:100%;height:100%;animation:tigrou-turn 28s step-end infinite}
.tigrou-sprite{display:block;width:100%;height:100%;background-image:url('assets/tigrou-marche.png');background-repeat:no-repeat;background-size:400% 100%;animation:tigrou-steps .72s steps(4) infinite;filter:drop-shadow(0 5px 3px #10374620)}
@keyframes tigrou-steps{to{background-position:calc(var(--cat-width) * -4) 0}}
@keyframes tigrou-travel{0%{transform:translateX(16px)}48%,50%{transform:translateX(calc(100vw - 112px))}98%,100%{transform:translateX(16px)}}
@keyframes tigrou-turn{0%{transform:scaleX(1)}50%{transform:scaleX(-1)}}
@media(max-width:700px){.tigrou-walker{--cat-width:76px;height:101.33px;bottom:calc(73px + env(safe-area-inset-bottom))}@keyframes tigrou-travel{0%{transform:translateX(12px)}48%,50%{transform:translateX(calc(100vw - 88px))}98%,100%{transform:translateX(12px)}}}
@media(prefers-reduced-motion:reduce){.tigrou-walker{animation:none;left:15px}.tigrou-direction,.tigrou-sprite{animation:none}}
/* Photo originale de Tigrou : plus grande, entière, sans déformation. */
.tigrou-photo-walker{--cat-width:130px;width:130px;height:130px;bottom:12px;animation:tigrou-photo-travel 38s ease-in-out infinite}
.tigrou-photo{width:100%;height:100%;object-fit:contain;border:3px solid #fff;border-radius:18px;box-shadow:0 5px 20px #0c39482b;animation:tigrou-photo-bob 2.8s ease-in-out infinite}
@keyframes tigrou-photo-travel{0%,100%{transform:translateX(16px)}50%{transform:translateX(calc(100vw - 146px))}}
@keyframes tigrou-photo-bob{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-5px) rotate(2deg)}}
@media(max-width:700px){.tigrou-photo-walker{--cat-width:108px;width:108px;height:108px;bottom:calc(82px + env(safe-area-inset-bottom))}@keyframes tigrou-photo-travel{0%,100%{transform:translateX(12px)}50%{transform:translateX(calc(100vw - 120px))}}}
@media(prefers-reduced-motion:reduce){.tigrou-photo-walker,.tigrou-photo{animation:none}}
/* Version marchante créée à partir de la photo de Tigrou roux et blanc. */
.tigrou-walker{--cat-width:130px;width:130px;height:173.333px;bottom:3px;animation-name:tigrou-ginger-travel}
.tigrou-sprite{background-image:url('assets/tigrou-roux-marche.png')}
@keyframes tigrou-ginger-travel{0%,100%{transform:translateX(12px)}48%,50%{transform:translateX(calc(100vw - 142px))}98%{transform:translateX(12px)}}
@media(max-width:700px){.tigrou-walker{--cat-width:108px;width:108px;height:144px;bottom:calc(73px + env(safe-area-inset-bottom))}@keyframes tigrou-ginger-travel{0%,100%{transform:translateX(12px)}48%,50%{transform:translateX(calc(100vw - 120px))}98%{transform:translateX(12px)}}}
@media(prefers-reduced-motion:reduce){.tigrou-walker{animation:none}}
/* Atmosphère quantique : bleu clair, vert, violet, sous le contenu. */
body{isolation:isolate}
.quantum-background{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;background:#f4fbff}
.background-orb{position:absolute;display:block;width:460px;aspect-ratio:1;border-radius:50%;opacity:.48;background:radial-gradient(circle at 30% 28%,#ffffffc9 0%,#9bdfff6b 26%,#79daff83 52%,#55bfdc49 67%,#8fddff00 73%);box-shadow:inset -25px -25px 70px #497ec514,inset 12px 12px 40px #ffffffa6;animation:quantum-bg-drift 32s ease-in-out infinite alternate,quantum-bg-colors 24s linear infinite;will-change:transform}
.background-orb:before,.background-orb:after{content:'';position:absolute;inset:12%;border:1px solid #8ebddd44;border-radius:50%;transform:rotate(-32deg) scaleY(.4)}
.background-orb:after{transform:rotate(48deg) scaleY(.45);inset:5%}
.orb-a{left:-170px;top:8%;width:520px}
.orb-b{right:-160px;top:40%;width:600px;animation-delay:-12s,-8s;opacity:.38}
.orb-c{left:28%;bottom:-280px;width:500px;animation-delay:-21s,-16s;opacity:.32}
.orb-d{right:14%;top:-180px;width:320px;animation-delay:-8s,-5s;opacity:.26}
@keyframes quantum-bg-drift{0%{transform:translate3d(0,0,0) scale(.94)}50%{transform:translate3d(32px,-25px,0) scale(1.04)}100%{transform:translate3d(-15px,44px,0) scale(1)}}
@keyframes quantum-bg-colors{0%,100%{filter:hue-rotate(0deg)}33%{filter:hue-rotate(-70deg)}66%{filter:hue-rotate(70deg)}}
.truth-strip{background:#e7f6fadb}.preview-section{background:#eaf8ffe0}.offer-section{background:#dff5ffe8}
@media(max-width:700px){.orb-a{left:-235px;width:420px}.orb-b{right:-280px;width:450px}.orb-c{left:-90px;width:370px}.orb-d{right:-150px;width:280px}.background-orb{opacity:.3}}
@media(prefers-reduced-motion:reduce){.background-orb{animation:none;will-change:auto}.orb-b{filter:hue-rotate(-70deg)}.orb-c{filter:hue-rotate(70deg)}}
/* Molécules seules : aucune boule ni halo rempli. */
.hero-art{background:none}
.molecule-background{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden;background:#f8fcfd}
.molecule{position:absolute;display:block;width:240px;color:#329cce;opacity:.24;animation:molecule-drift 26s ease-in-out infinite alternate,molecule-color 24s linear infinite;transform-origin:center}
.molecule svg{display:block;width:100%;height:auto}
.molecule-1{left:-50px;top:8%;width:250px}
.molecule-2{right:-45px;top:30%;width:280px;animation-delay:-8s,-8s}
.molecule-3{left:10%;bottom:-10px;width:200px;animation-delay:-16s,-16s}
.molecule-4{right:25%;top:-70px;width:160px;animation-delay:-12s,-6s;opacity:.17}
.molecule-5{left:45%;top:58%;width:180px;animation-delay:-20s,-12s;opacity:.12}
@keyframes molecule-drift{0%{transform:translate3d(0,0,0) rotate(-12deg)}50%{transform:translate3d(22px,-18px,0) rotate(0deg)}100%{transform:translate3d(-10px,30px,0) rotate(14deg)}}
@keyframes molecule-color{0%,100%{color:#329cce}33%{color:#20ac7b}66%{color:#9866d8}}
@media(max-width:700px){.molecule{opacity:.17}.molecule-1{left:-95px;width:200px}.molecule-2{right:-100px;width:220px}.molecule-3{left:-70px;width:180px}.molecule-4{right:-30px}.molecule-5{left:65%;width:140px;opacity:.11}}
@media(prefers-reduced-motion:reduce){.molecule{animation:none}.molecule-2{color:#20ac7b}.molecule-3{color:#9866d8}}
.hero-art{background:radial-gradient(ellipse at 70% 70%,#a0f4ce80,transparent 55%),radial-gradient(ellipse at 20% 35%,#6edcff65,transparent 60%)}
/* Petites boules flottantes dans le fond ; sphère de couverture conservée. */
.small-orbs-background{position:fixed;inset:0;overflow:hidden;z-index:-1;pointer-events:none;background:#f8fcfd}
.small-orb{position:absolute;display:block;width:22px;height:22px;border-radius:50%;background:radial-gradient(circle at 28% 25%,#ffffffed 0%,#ace9ffb3 25%,#57bed98a 62%,#398bb04d 100%);box-shadow:inset -2px -3px 6px #346ba322,0 3px 12px #499caf0c;opacity:.65;animation:small-orb-float 17s ease-in-out infinite alternate,small-orb-color 25s linear infinite}
.small-orb-1{left:3%;top:15%;width:28px;height:28px}
.small-orb-2{left:15%;top:43%;width:12px;height:12px;animation-delay:-5s,-8s}
.small-orb-3{left:8%;top:77%;width:19px;height:19px;animation-delay:-9s,-16s}
.small-orb-4{left:30%;top:7%;width:14px;height:14px;animation-delay:-12s,-4s}
.small-orb-5{left:42%;top:60%;width:10px;height:10px;animation-delay:-3s,-12s}
.small-orb-6{left:56%;top:34%;width:16px;height:16px;animation-delay:-8s,-19s}
.small-orb-7{right:5%;top:23%;width:25px;height:25px;animation-delay:-14s,-7s}
.small-orb-8{right:12%;top:61%;width:15px;height:15px;animation-delay:-6s,-14s}
.small-orb-9{right:3%;top:86%;width:22px;height:22px;animation-delay:-10s,-21s}
.small-orb-10{right:30%;top:85%;width:11px;height:11px;animation-delay:-4s,-3s}
.small-orb-11{left:22%;top:91%;width:17px;height:17px;animation-delay:-13s,-10s}
.small-orb-12{right:27%;top:10%;width:9px;height:9px;animation-delay:-7s,-18s}
@keyframes small-orb-float{0%{transform:translate3d(0,0,0)}50%{transform:translate3d(12px,-24px,0)}100%{transform:translate3d(-9px,20px,0)}}
@keyframes small-orb-color{0%,100%{filter:hue-rotate(0deg)}33%{filter:hue-rotate(-70deg)}66%{filter:hue-rotate(70deg)}}
@media(max-width:700px){.small-orb{opacity:.45}.small-orb-5,.small-orb-6,.small-orb-10,.small-orb-12{display:none}}
@media(prefers-reduced-motion:reduce){.small-orb{animation:none}.small-orb-2,.small-orb-8{filter:hue-rotate(-70deg)}.small-orb-3,.small-orb-9{filter:hue-rotate(70deg)}}

/* Densité augmentée à 32 petites boules. */
.small-orb-13{left:2%;top:19%;width:14px;height:14px;animation-delay:-13s,-14s;animation-duration:19s,28s}
.small-orb-14{left:39%;top:42%;width:21px;height:21px;animation-delay:-14s,-17s;animation-duration:20s,22s}
.small-orb-15{left:76%;top:65%;width:11px;height:11px;animation-delay:-15s,-20s;animation-duration:21s,23s}
.small-orb-16{left:17%;top:88%;width:18px;height:18px;animation-delay:-16s,-23s;animation-duration:22s,24s}
.small-orb-17{left:54%;top:17%;width:8px;height:8px;animation-delay:-0s,-1s;animation-duration:23s,25s}
.small-orb-18{left:91%;top:40%;width:15px;height:15px;animation-delay:-1s,-4s;animation-duration:24s,26s}
.small-orb-19{left:32%;top:63%;width:22px;height:22px;animation-delay:-2s,-7s;animation-duration:25s,27s}
.small-orb-20{left:69%;top:86%;width:12px;height:12px;animation-delay:-3s,-10s;animation-duration:16s,28s}
.small-orb-21{left:10%;top:15%;width:19px;height:19px;animation-delay:-4s,-13s;animation-duration:17s,22s}
.small-orb-22{left:47%;top:38%;width:9px;height:9px;animation-delay:-5s,-16s;animation-duration:18s,23s}
.small-orb-23{left:84%;top:61%;width:16px;height:16px;animation-delay:-6s,-19s;animation-duration:19s,24s}
.small-orb-24{left:25%;top:84%;width:23px;height:23px;animation-delay:-7s,-22s;animation-duration:20s,25s}
.small-orb-25{left:62%;top:13%;width:13px;height:13px;animation-delay:-8s,-0s;animation-duration:21s,26s}
.small-orb-26{left:3%;top:36%;width:20px;height:20px;animation-delay:-9s,-3s;animation-duration:22s,27s}
.small-orb-27{left:40%;top:59%;width:10px;height:10px;animation-delay:-10s,-6s;animation-duration:23s,28s}
.small-orb-28{left:77%;top:82%;width:17px;height:17px;animation-delay:-11s,-9s;animation-duration:24s,22s}
.small-orb-29{left:18%;top:11%;width:24px;height:24px;animation-delay:-12s,-12s;animation-duration:25s,23s}
.small-orb-30{left:55%;top:34%;width:14px;height:14px;animation-delay:-13s,-15s;animation-duration:16s,24s}
.small-orb-31{left:92%;top:57%;width:21px;height:21px;animation-delay:-14s,-18s;animation-duration:17s,25s}
.small-orb-32{left:33%;top:80%;width:11px;height:11px;animation-delay:-15s,-21s;animation-duration:18s,26s}
@media(max-width:700px){.small-orb:nth-child(n+25){display:none}}

/* Suppression de toutes les boules à la demande. */
.hero-art{background:none}
/* Direction visuelle inspirée d’Immatio : contraste et dégradé, sans boules. */
body{background:#f5f8fa}
.nav-shell{background:#0b1730;color:#eff6ff;border-bottom:1px solid #ffffff12}
.nav{height:90px}.nav-cta{background:#fff;color:#15375b;border:0;border-radius:8px}.nav nav a:hover{color:#a7edce}
.hero-backdrop{background:linear-gradient(120deg,#22688e 0%,#254a74 40%,#40396e 78%,#174e57 100%);position:relative;overflow:hidden}
.hero-backdrop:after{content:'';position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse at 38% 110%,#19a57b52,transparent 65%)}
.hero{color:#fff;position:relative;z-index:1;padding-top:65px;padding-bottom:75px}
.hero h1{font-size:clamp(40px,4.3vw,62px)}.hero h1 em{color:#a4eed2}.hero .eyebrow{color:#b4e6f7}.hero .lead{color:#d0e2ec}.hero .hero-subtitle{color:#fff}.hero .micro,.hero-metrics span,.book figcaption{color:#d0e2ec}.hero-metrics{border-color:#ffffff30}.hero .text-link{color:#f2faff}.hero-art{background:none}
.hero .floating-label{color:#15384c}.hero .book{box-shadow:16px 28px 50px #03172c66}.truth-strip{background:#fff;border-color:#dde8ed}
.project,.offer-card{box-shadow:0 10px 30px #0b2d3c08}.method-section{background:#102743}.offer-section{background:linear-gradient(120deg,#e4f3ff,#eef9f2)}
@media(max-width:700px){.nav{height:80px}.hero{padding-top:40px;padding-bottom:50px}.hero h1{font-size:44px}}

/* Sphère autour de la couverture et bulles translucides dans le dégradé. */
.hero-art{background:radial-gradient(ellipse at 70% 70%,#79eac32b,transparent 60%),radial-gradient(ellipse at 20% 35%,#6edcff30,transparent 65%)}
.immatio-bubbles{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.immatio-bubble{position:absolute;display:block;width:28px;height:28px;border-radius:50%;opacity:.6;background:radial-gradient(circle at 28% 22%,#ffffff9c 0%,#b5dbff40 28%,#84b8f11f 60%,#79a2f212 80%);box-shadow:inset 0 0 1px 1px #cdeaff35,inset -4px -5px 9px #5662c625,0 0 17px #9acfff0a;animation:immatio-bubble-drift 18s ease-in-out infinite alternate,immatio-bubble-colors 30s linear infinite;will-change:transform}
@keyframes immatio-bubble-drift{0%{transform:translate3d(0,0,0)}50%{transform:translate3d(13px,-19px,0)}100%{transform:translate3d(-9px,24px,0)}}
@keyframes immatio-bubble-colors{0%,100%{filter:hue-rotate(0deg)}33%{filter:hue-rotate(-65deg)}66%{filter:hue-rotate(60deg)}}
.bubble-1{left:37%;top:19%;width:20px;height:20px;animation-delay:-1s,-4s;animation-duration:16s,30s}
.bubble-2{left:74%;top:38%;width:31px;height:31px;animation-delay:-2s,-8s;animation-duration:17s,30s}
.bubble-3{left:14%;top:57%;width:42px;height:42px;animation-delay:-3s,-12s;animation-duration:18s,30s}
.bubble-4{left:51%;top:76%;width:16px;height:16px;animation-delay:-4s,-16s;animation-duration:19s,30s}
.bubble-5{left:88%;top:2%;width:27px;height:27px;animation-delay:-5s,-20s;animation-duration:20s,30s}
.bubble-6{left:28%;top:21%;width:38px;height:38px;animation-delay:-6s,-24s;animation-duration:21s,30s}
.bubble-7{left:65%;top:40%;width:12px;height:12px;animation-delay:-7s,-28s;animation-duration:22s,30s}
.bubble-8{left:5%;top:59%;width:23px;height:23px;animation-delay:-8s,-2s;animation-duration:23s,30s}
.bubble-9{left:42%;top:78%;width:34px;height:34px;animation-delay:-9s,-6s;animation-duration:15s,30s}
.bubble-10{left:79%;top:4%;width:45px;height:45px;animation-delay:-10s,-10s;animation-duration:16s,30s}
.bubble-11{left:19%;top:23%;width:19px;height:19px;animation-delay:-11s,-14s;animation-duration:17s,30s}
.bubble-12{left:56%;top:42%;width:30px;height:30px;animation-delay:-12s,-18s;animation-duration:18s,30s}
.bubble-13{left:93%;top:61%;width:41px;height:41px;animation-delay:-13s,-22s;animation-duration:19s,30s}
.bubble-14{left:33%;top:80%;width:15px;height:15px;animation-delay:-14s,-26s;animation-duration:20s,30s}
.bubble-15{left:70%;top:6%;width:26px;height:26px;animation-delay:-0s,-0s;animation-duration:21s,30s}
.bubble-16{left:10%;top:25%;width:37px;height:37px;animation-delay:-1s,-4s;animation-duration:22s,30s}
.bubble-17{left:47%;top:44%;width:11px;height:11px;animation-delay:-2s,-8s;animation-duration:23s,30s}
.bubble-18{left:84%;top:63%;width:22px;height:22px;animation-delay:-3s,-12s;animation-duration:15s,30s}
@media(max-width:700px){.immatio-bubble{opacity:.43}.immatio-bubble:nth-child(n+13){display:none}}
@media(prefers-reduced-motion:reduce){.immatio-bubble{animation:none;will-change:auto}.bubble-3,.bubble-8{filter:hue-rotate(-65deg)}.bubble-4,.bubble-11{filter:hue-rotate(60deg)}}
/* Couverture rapprochée du centre de la sphère et de la petite boule. */
.hero-art .book{width:320px;max-width:76%;margin-left:-26px}
@media(max-width:700px){.hero-art .book{width:250px;max-width:74%;margin-left:-16px}}
/* Couverture à l’extérieur de la sphère, côte à côte, sans superposition. */
.hero-art{justify-content:flex-end;gap:0;background:none;min-width:0}
.hero-art .quantum-canvas{left:0;top:50%;width:38%;height:220px;transform:translateY(-50%)}
.hero-art .orbit{display:none}
.hero-art .book{width:270px;max-width:57%;margin:0 0 0 auto}
.hero-art .label-top{left:0;top:35px}
.hero-art .label-bottom{right:0;bottom:20px}
@media(max-width:950px){.hero-art .quantum-canvas{height:185px}.hero-art .book{max-width:57%}}
@media(max-width:700px){.hero-art{min-height:350px}.hero-art .quantum-canvas{width:38%;height:170px}.hero-art .book{width:205px;max-width:57%;margin:0 0 0 auto}.hero-art .label-top{top:0}.hero-art .label-bottom{bottom:0}}
/* Boule agrandie à gauche, couverture extérieure à droite. */
.hero-art{min-height:590px;justify-content:space-between}
.hero-art .quantum-canvas{width:55%;height:340px;left:-4%}
.hero-art .book{max-width:48%;width:270px;margin-left:auto}
.legal-links{display:flex;flex-wrap:wrap;gap:12px 22px;width:100%;font-size:11px;font-weight:600}.legal-links a{text-decoration:underline;text-underline-offset:4px}
.info-content{max-width:850px;padding-top:65px;padding-bottom:70px;min-height:65vh}.info-content h1{font-size:44px}.info-content section{border-top:1px solid var(--line);padding-top:26px;margin-top:28px}.info-content h2{font-size:22px;letter-spacing:-.02em}.info-content section p{font-size:14px;color:var(--muted)}
@media(max-width:950px){.nav nav{gap:18px}.hero-art .quantum-canvas{height:270px}}
@media(max-width:700px){.nav nav{display:flex;gap:16px;width:100%;justify-content:center;order:3;padding-bottom:16px}.nav{height:auto;min-height:98px;flex-wrap:wrap;padding-top:17px;gap:16px}.nav nav a{font-size:11px}.hero-art{min-height:380px}.hero-art .quantum-canvas{width:55%;height:230px;left:-4%}.hero-art .book{max-width:48%;width:205px}.info-content{padding-top:45px}.info-content h1{font-size:35px}.legal-links{font-size:11px;gap:13px 18px}}

/* Language selector: visible on desktop and mobile. */
.language-switch{display:inline-flex;flex-shrink:0;gap:3px;padding:4px;border:1px solid #ffffff55;border-radius:9px}
.language-switch button{appearance:none;border:0;background:transparent;color:#fff;font:600 13px/1.2 inherit;font-family:inherit;padding:8px 10px;border-radius:5px;cursor:pointer;min-height:34px}
.language-switch button[aria-pressed="true"]{background:#8df2bd;color:#0b1730}
.language-switch button:focus-visible{outline:2px solid #82d8ff;outline-offset:3px}
@media(max-width:950px){.nav{gap:12px}.nav-cta{display:none}.nav nav{gap:13px}}
@media(max-width:700px){.language-switch{margin-left:auto;order:2}.nav nav{order:3}.language-switch button{min-width:40px;min-height:38px}}

/* Tigrou pause control */
.tigrou-paused .tigrou-walker,.tigrou-paused .tigrou-direction,.tigrou-paused .tigrou-sprite{animation-play-state:paused!important}
.tigrou-toggle{position:fixed;right:16px;bottom:16px;z-index:20;border:1px solid #b9d9e4;border-radius:24px;background:#fff;color:#15374b;padding:11px 15px;font-family:inherit;font-size:12px;font-weight:600;min-height:44px;cursor:pointer;box-shadow:0 3px 14px #0b173022}
.tigrou-toggle:hover{background:#e9f9f1}.tigrou-toggle:focus-visible{outline:3px solid #2e9ee9;outline-offset:3px}
@media(max-width:700px){.tigrou-toggle{bottom:calc(82px + env(safe-area-inset-bottom));right:10px;font-size:11px;padding:10px 12px;max-width:210px}}