:root{color-scheme:light;--fg:#2d2a26;--mut:#6a645c;--bg:#fffaf3;--card:#ffffff;--line:#ece3d6;--brand:#2f5f8a;--brand2:#3d74a6;--soft:#eef4f9;--warm:#f2b98b;--warmsoft:#fdf0e4;--alert:#a5532a;--alertsoft:#fcefe6;--r:18px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:18px/1.65 "Source Sans 3",system-ui,-apple-system,sans-serif}
a{color:var(--brand)}a:hover{color:var(--brand2)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{font-family:Fraunces,Georgia,serif;line-height:1.2;letter-spacing:-.01em}
h1{font-size:clamp(30px,4.4vw,46px);margin:.2em 0 .4em}
h2{font-size:clamp(23px,2.6vw,29px);margin:1.9em 0 .55em;scroll-margin-top:84px}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:var(--card);padding:8px 12px;z-index:9}
.top{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--fg);font-weight:700;font-size:20px;letter-spacing:-.01em;white-space:nowrap}
.logo b{color:var(--brand)}
.mark{width:30px;height:30px;border-radius:9px;background:var(--brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64'%3E%3Cpath d='M32 48s-14-8.5-14-19a8 8 0 0 1 14-5.3A8 8 0 0 1 46 29c0 10.5-14 19-14 19z' fill='%23f4c27a'/%3E%3C/svg%3E") center/26px no-repeat}
.top nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.top nav a{display:block;padding:8px 12px;border-radius:10px;text-decoration:none;color:var(--fg);font-weight:600;font-size:16px}
.top nav a:hover,.top nav a[aria-current]{background:var(--soft);color:var(--brand)}
@media (max-width:900px){.bar{flex-wrap:wrap;gap:0;padding-top:8px}.top nav{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}.top nav ul{padding-bottom:8px}.top nav a{white-space:nowrap;font-size:15px;padding:6px 10px;background:var(--soft)}}
.hero{padding:44px 0 30px;background:linear-gradient(180deg,var(--warmsoft),var(--bg))}
.hgrid{display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center}
.hero figure{margin:0}.hero img{border-radius:24px;box-shadow:0 22px 44px -26px rgba(70,50,30,.35)}
.kicker{display:inline-block;margin:0;font-weight:700;font-size:15px;color:var(--brand);background:var(--soft);padding:4px 12px;border-radius:99px}
.lead{font-size:20px;color:var(--mut);margin:0 0 22px}
.ctas{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;font-weight:700;padding:13px 20px;border-radius:12px}
.btn:hover{background:var(--brand2);color:#fff}
.btn.sec{background:var(--card);color:var(--brand);border:1.5px solid var(--brand)}
@media (max-width:900px){.hgrid{grid-template-columns:1fr;gap:26px}.hero{padding-top:28px}}
.start{margin:26px 0 8px}
.steps3{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:n}
.steps3 li{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px 20px 18px 62px;position:relative}
.steps3 li:before{counter-increment:n;content:counter(n);position:absolute;left:18px;top:18px;width:30px;height:30px;border-radius:50%;background:var(--warm);color:#3b2a10;font-weight:700;display:grid;place-items:center}
.steps3 b{display:block;font-size:19px}.steps3 span{color:var(--mut);font-size:16px}
@media (max-width:900px){.steps3{grid-template-columns:1fr}}
.rub{margin-top:18px}.rub h2{margin-bottom:.15em}.sous{color:var(--mut);margin:0 0 14px}
.cards{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.card{display:block;height:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px 18px 16px;text-decoration:none;color:var(--fg);transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--brand);transform:translateY(-2px);color:var(--fg)}
.card b{display:block;font-size:19px;margin-bottom:4px;color:var(--brand)}.card span{font-size:16px;color:var(--mut)}
.art{padding-top:18px}
.crumbs{font-size:15px;color:var(--mut)}.crumbs a{color:var(--mut)}
.ahead{max-width:820px}
.chapo{font-size:21px;line-height:1.55;margin:0 0 10px}
.meta{font-size:15px;color:var(--mut);margin:0 0 18px}
.hero-img{margin:0 0 30px;max-width:860px}.hero-img img{border-radius:20px;aspect-ratio:21/9;object-fit:cover;width:100%}
.cols{display:grid;grid-template-columns:290px 1fr;gap:44px;align-items:start}
.side{position:sticky;top:84px;display:grid;gap:16px}
.bref{background:var(--soft);border-radius:var(--r);padding:16px 18px}
.bref ul{margin:6px 0 0;padding-left:18px;font-size:16px}.bref li{margin:6px 0}
.lab{margin:0;font-weight:700;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--brand)}
.toc{border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;background:var(--card)}
.toc ol{margin:6px 0 0;padding-left:18px;font-size:15px}.toc li{margin:5px 0}.toc a{text-decoration:none;color:var(--fg)}.toc a:hover{color:var(--brand)}
.txt{max-width:760px;min-width:0}
.txt>section:first-child h2{margin-top:.2em}
.txt ul,.txt ol{padding-left:22px}.txt li{margin:6px 0}
ol.etapes{list-style:none;padding:0;counter-reset:e}
ol.etapes li{position:relative;padding:12px 14px 12px 54px;background:var(--card);border:1px solid var(--line);border-radius:12px;margin:10px 0}
ol.etapes li:before{counter-increment:e;content:counter(e);position:absolute;left:14px;top:12px;width:28px;height:28px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;font-size:15px;display:grid;place-items:center}
.tw{overflow-x:auto;margin:14px 0;border:1px solid var(--line);border-radius:12px;background:var(--card)}
table{border-collapse:collapse;width:100%;font-size:16px}th,td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:var(--soft);font-weight:700}tbody tr:last-child td{border-bottom:0}
.exemple,.attention{border-radius:14px;padding:14px 18px;margin:16px 0}
.exemple{background:var(--warmsoft);border-left:4px solid var(--warm)}
.attention{background:var(--alertsoft);border-left:4px solid var(--alert)}.attention .lab{color:var(--alert)}
.exemple p,.attention p{margin:.3em 0}
details{border:1px solid var(--line);border-radius:12px;background:var(--card);margin:10px 0;padding:0 16px}
summary{cursor:pointer;font-weight:700;padding:13px 0;list-style:none}summary::-webkit-details-marker{display:none}
summary:after{content:"+";float:right;color:var(--brand);font-size:22px;line-height:1}details[open] summary:after{content:"–"}
details p{margin:0 0 14px}
.lire ul{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}
.lire a{display:block;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--card);text-decoration:none;font-weight:600}
.lire a:hover{border-color:var(--brand)}
.sources{font-size:15px;color:var(--mut)}.sources h2{font-size:22px}.sources li{margin:4px 0;word-break:break-word}
@media (max-width:900px){.cols{grid-template-columns:1fr;gap:10px}.side{position:static}.toc{display:none}body{font-size:17px}.chapo{font-size:19px}}
.prose{max-width:760px;padding-top:30px;padding-bottom:40px}
footer{margin-top:70px;background:var(--soft);border-top:1px solid var(--line);padding:40px 0 30px;font-size:16px}
.fcols{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
footer h2{font-size:18px;margin:0 0 8px}footer ul{list-style:none;padding:0;margin:0}footer li{margin:5px 0}
footer a{color:var(--fg);text-decoration:none}footer a:hover{color:var(--brand)}
.fnote{color:var(--mut);margin-top:26px}.flinks{display:flex;gap:18px;flex-wrap:wrap}
@media (max-width:900px){.fcols{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.fcols{grid-template-columns:1fr}.wrap{padding:0 16px}}
.trust{display:flex;flex-wrap:wrap;gap:8px 18px;list-style:none;padding:0;margin:0 0 20px;font-size:15px;color:var(--mut)}
.trust li{display:flex;align-items:center;gap:6px}.trust li:before{content:"";width:18px;height:18px;border-radius:50%;background:var(--soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%232f5f8a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat}
.cta{display:flex;align-items:center;gap:18px;justify-content:space-between;background:linear-gradient(135deg,var(--soft),var(--warmsoft));border:1px solid var(--line);border-radius:18px;padding:18px 20px;margin:28px 0}
.cta p{margin:.2em 0}.ctat{font-family:Fraunces,Georgia,serif;font-weight:700;font-size:21px}.cta .btn{white-space:nowrap}
@media (max-width:640px){.cta{flex-direction:column;align-items:flex-start}}
.urgence{background:var(--alertsoft);border-left:4px solid var(--alert);border-radius:14px;padding:12px 18px;margin:0 0 22px}.urgence .lab{color:var(--alert)}.urgence p{margin:.25em 0}
.quiz fieldset{border:1px solid var(--line);border-radius:16px;background:var(--card);margin:0 0 14px;padding:14px 18px}
.quiz legend{font-weight:700;font-size:19px;padding:0 6px}
.quiz label{display:flex;gap:10px;align-items:flex-start;padding:9px 10px;border-radius:10px;cursor:pointer}
.quiz label:hover{background:var(--soft)}.quiz input{margin-top:6px;accent-color:var(--brand);width:18px;height:18px}
.aide{font-size:15px;color:var(--mut)}
.resl{list-style:none;padding:0;display:grid;gap:12px;counter-reset:r}
.resl a{display:block;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px 18px;text-decoration:none;color:var(--fg)}
.resl a:hover{border-color:var(--brand)}.resl b{display:block;font-size:19px;color:var(--brand)}.resl span{display:block;margin:4px 0}
.resl em{display:block;font-style:normal;font-weight:700}.resl i{display:block;font-style:normal;color:var(--brand);margin-top:6px;font-size:15px}
.hero .trust{margin-top:18px}
button{font:inherit;cursor:pointer;border:0}
.h2l{color:inherit;text-decoration:none}.h2l:after{content:" →";color:var(--brand);font-size:.8em}
.cards1{grid-template-columns:1fr;margin-top:10px}.card.big{padding:20px 22px}.card.big b{font-family:Fraunces,Georgia,serif;font-size:22px}
.card.big span{display:block;margin:6px 0;color:var(--fg)}.card.big i{font-style:normal;color:var(--brand);font-weight:600}
.calc{background:var(--card);border:2px solid var(--brand);border-radius:20px;padding:20px 22px;margin:26px 0;box-shadow:0 14px 30px -24px rgba(47,95,138,.6)}
.calc h2.ct{margin:.2em 0 .5em;font-size:24px}
.calc-f{display:grid;grid-template-columns:1fr 1fr;gap:12px 16px;align-items:end}
.calc-f label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:16px}
.calc-f label.chk{flex-direction:row;align-items:center;gap:10px;font-weight:400}
.calc-f input,.calc-f select{font:inherit;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;background:#fff;color:var(--fg)}
.calc-f input:focus,.calc-f select:focus{outline:2px solid var(--brand);border-color:var(--brand)}
.calc-f .btn{grid-column:1/-1;justify-self:start}
.calc-r .big{font-family:Fraunces,Georgia,serif;font-size:34px;font-weight:700;color:var(--brand);margin:14px 0 4px}.calc-r .big small{font-size:18px;color:var(--mut);font-weight:600}
.calc-r ul{margin:6px 0}.calc-r .note,.calc-cta{font-size:15px;color:var(--mut)}.calc-cta{margin:12px 0 0;border-top:1px solid var(--line);padding-top:10px}
@media (max-width:640px){.calc-f{grid-template-columns:1fr}}