/* Base : templates/page.html (styles des chapitres) */

:root{
  --bg:#f6f7f9; --card:#ffffff; --ink:#1c2430; --muted:#5a6573; --line:#dde2e8;
  --accent:#0b6e8a; --accent-ink:#ffffff; --accent-soft:#e3f2f6;
  --ok:#1f7a3d; --ok-soft:#e5f4ea; --ko:#b3261e; --ko-soft:#fbe9e7;
  --warn:#8a5a00; --warn-soft:#fff4dc; --light:#e8a400;
  --radius:12px;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-size:17px;line-height:1.6}
.wrap{max-width:860px;margin:0 auto;padding:16px}
header.top{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-bottom:14px}
header.top .course{color:var(--accent);font-weight:600;font-size:.85rem;letter-spacing:.04em;text-transform:uppercase}
header.top h1{margin:.2em 0 .4em;font-size:1.6rem;line-height:1.25}
.meta{display:flex;flex-wrap:wrap;gap:8px;font-size:.85rem}
.meta span{background:var(--accent-soft);color:var(--accent);padding:3px 10px;border-radius:999px}
.objectifs{margin:.8em 0 0;font-size:.95rem}
.objectifs ul{margin:.3em 0 0;padding-left:1.2em}
#lmsstatus{font-size:.8rem;margin-top:10px;color:var(--muted)}
#lmsstatus.ok{color:var(--ok)} #lmsstatus.err{color:var(--ko);font-weight:600}
.progress{position:sticky;top:0;z-index:5;background:var(--bg);padding:8px 0}
.bar{height:8px;background:var(--line);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--accent);transition:width .4s}
.progress small{color:var(--muted);font-size:.8rem}
section.sec{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin:14px 0;display:none}
section.sec.open{display:block;animation:fade .4s}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
section.sec h2{margin-top:0;font-size:1.3rem;color:var(--accent)}
section.sec h3{font-size:1.08rem;margin:1.2em 0 .3em}
.hook{background:linear-gradient(135deg,#0b3b4f,#0b6e8a);color:#fff;border-radius:10px;padding:14px 16px;margin:0 0 14px;font-size:1.02rem}
.hook b{color:#ffd76a}
.box{border-left:4px solid var(--accent);background:var(--accent-soft);padding:10px 14px;border-radius:6px;margin:12px 0}
.box.know{border-color:var(--light);background:var(--warn-soft)}
.box.know::before{content:"💡 Le saviez-vous ?";display:block;font-weight:700;color:var(--warn);margin-bottom:2px}
.box.hist{border-color:#7a5bb5;background:#f1ecfa}
.box.hist::before{content:"🕰️ Un peu d'histoire";display:block;font-weight:700;color:#563a8c;margin-bottom:2px}
.box.fil{border-color:#c2410c;background:#fff1e8}
.box.fil::before{content:"📨 Fil rouge";display:block;font-weight:700;color:#9a3412;margin-bottom:2px}
math{font-family:"Cambria Math","STIX Two Math","Latin Modern Math",math;font-size:1.08em}
.mathblock{display:block;overflow-x:auto;overflow-y:hidden;max-width:100%;padding:2px 0}
math[display="block"]{margin:.5em 0}
details math[display="block"]{margin:.3em 0}
.box.sources{border-color:#9aa6b2;background:#f6f7f9;font-size:.82rem;color:var(--muted);margin-top:18px}
.box.sources::before{content:"📚 Sources";display:block;font-weight:700;color:var(--ink);margin-bottom:2px}
.box.sources ul{margin:.2em 0 0;padding-left:1.2em}
.box.sources a{color:var(--accent);word-break:break-word}
.box.formula{text-align:center;font-size:1.15rem;background:#f3f6f9;border-color:#5a6573}
.box.danger{border-color:var(--ko);background:var(--ko-soft)}
.box.danger::before{content:"⚠️ Sécurité";display:block;font-weight:700;color:var(--ko);margin-bottom:2px}
.box.info{border-color:#5a6573;background:#f3f6f9;font-size:.92rem}
.box.retenir{border-color:var(--ok);background:var(--ok-soft)}
.box.retenir::before{content:"✅ À retenir";display:block;font-weight:700;color:var(--ok);margin-bottom:2px}
figure{margin:14px 0;text-align:center}
figure svg{max-width:100%;height:auto}
figcaption{font-size:.85rem;color:var(--muted)}
table{border-collapse:collapse;width:100%;font-size:.93rem;margin:10px 0}
th,td{border:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top}
th{background:#eef2f5}
.tablewrap{overflow-x:auto}
details{border:1px solid var(--line);border-radius:8px;padding:8px 12px;margin:10px 0;background:#fafbfc}
details summary{cursor:pointer;font-weight:600;color:var(--accent)}
details[open] summary{margin-bottom:6px}
.sim{border:2px solid var(--accent-soft);border-radius:10px;padding:12px 14px;margin:14px 0;background:#fcfeff}
.sim h4{margin:0 0 8px;color:var(--accent)}
.sim h4::before{content:"🔬 Simulateur · "}
.sim label{display:block;font-size:.92rem;margin:6px 0}
.sim input[type=range]{width:100%}
.sim .out{font-weight:700;color:var(--accent)}
.sim select,.sim input[type=number]{font-size:1rem;padding:3px 6px;max-width:100%}
.row{display:flex;flex-wrap:wrap;gap:14px}
.row>*{flex:1 1 220px}
.mq{border:1px dashed var(--accent);border-radius:10px;padding:12px 14px;margin:14px 0;background:#fbfdfe}
.mq::before{content:"✏️ À vous de jouer (non noté)";display:block;font-size:.8rem;font-weight:700;color:var(--accent);margin-bottom:4px;text-transform:uppercase;letter-spacing:.03em}
.mq > .explain{display:none}
.mq .q{font-weight:600;margin:0 0 8px}
.mq .opts{display:flex;flex-direction:column;gap:6px}
.mq button.opt{text-align:left;font:inherit;padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer}
.mq button.opt:hover{border-color:var(--accent)}
.mq button.opt.good{background:var(--ok-soft);border-color:var(--ok)}
.mq button.opt.bad{background:var(--ko-soft);border-color:var(--ko)}
.mq .fb{margin-top:8px;padding:8px 10px;border-radius:6px;display:none}
.mq .fb.good{display:block;background:var(--ok-soft)} .mq .fb.bad{display:block;background:var(--ko-soft)}
.mq .numrow{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.mq input.num{font-size:1rem;padding:6px 8px;width:9em}
.mq .match li{margin:6px 0;list-style:none}
.mq .match{padding-left:0}
.mq .match select{font-size:.95rem;margin-left:6px}
.btn{font:inherit;font-weight:600;background:var(--accent);color:var(--accent-ink);border:0;border-radius:8px;padding:9px 18px;cursor:pointer}
.btn[disabled]{background:#9aa6b2;cursor:not-allowed}
.btn.ghost{background:#fff;color:var(--accent);border:1px solid var(--accent)}
.gate{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:18px;padding-top:12px;border-top:1px solid var(--line)}
.gate .why{font-size:.85rem;color:var(--muted)}
.check li{list-style:none;margin:4px 0}
.check{padding-left:0}
.done{background:var(--ok-soft);border:1px solid var(--ok);border-radius:var(--radius);padding:18px 20px;margin:14px 0;display:none}
.done.open{display:block}
.k{font-family:Consolas,"Courier New",monospace;background:#eef2f5;padding:0 4px;border-radius:4px}
.svgtxt{font-family:"Segoe UI",system-ui,Arial,sans-serif}
.preview{background:var(--warn-soft);color:var(--warn);border:1px solid var(--light);border-radius:8px;padding:6px 10px;font-size:.85rem;margin-bottom:10px}
:focus-visible{outline:3px solid #f0a000;outline-offset:2px}
@media (max-width:560px){body{font-size:16px} section.sec{padding:16px} header.top h1{font-size:1.35rem}}

/* Site de révision */
/* Site de révision : mise en page commune. Les styles des chapitres viennent de templates/page.html (ajoutés avant). */
:root{--top:58px;--side:290px;--toc:230px;--deep:#0b3b4f;--shadow:0 1px 2px rgba(16,32,48,.06),0 4px 14px rgba(16,32,48,.06)}
html{scroll-padding-top:calc(var(--top) + 14px)}
body{background:var(--bg)}
section.sec{display:block}
section.sec.open{animation:none}
section.sec{scroll-margin-top:calc(var(--top) + 14px)}
.rf-skip{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:8px 14px;z-index:100;border-radius:0 0 8px 0}
.rf-skip:focus{left:0}

/* --- Barre du haut --- */
.rf-top{position:sticky;top:0;z-index:40;height:var(--top);display:flex;align-items:center;gap:10px;padding:0 14px;
  background:linear-gradient(120deg,var(--deep),var(--accent));color:#fff;box-shadow:0 2px 10px rgba(11,59,79,.25)}
.rf-burger{display:none;width:40px;height:40px;border:0;border-radius:10px;background:rgba(255,255,255,.12);cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:4px}
.rf-burger span{display:block;width:18px;height:2px;background:#fff;border-radius:2px}
.rf-antenna{border:0;background:none;color:#ffd76a;cursor:pointer;padding:4px;border-radius:10px;line-height:0;transform-origin:50% 100%}
.rf-antenna:hover{background:rgba(255,255,255,.1)}
.rf-antenna.rf-wiggle{animation:rfwiggle .45s ease}
.rf-antenna .rf-w1,.rf-antenna .rf-w2{opacity:.35;transition:opacity .2s}
.rf-antenna:hover .rf-w1{opacity:1}.rf-antenna:hover .rf-w2{opacity:.7}
.rf-antenna.rf-lvl1 .rf-w1,.rf-antenna.rf-lvl2 .rf-w1,.rf-antenna.rf-lvl2 .rf-w2{opacity:1}
@keyframes rfwiggle{0%,100%{transform:rotate(0)}25%{transform:rotate(-14deg)}60%{transform:rotate(11deg)}85%{transform:rotate(-5deg)}}
.rf-brand{display:flex;flex-direction:column;color:#fff;text-decoration:none;line-height:1.15;margin-right:6px;white-space:nowrap}
.rf-brand b{font-size:1.02rem;letter-spacing:.01em}
.rf-brand span{font-size:.74rem;opacity:.8}
.rf-search{position:relative;flex:1 1 auto;max-width:520px;margin-left:auto}
.rf-search input{width:100%;font:inherit;font-size:.95rem;padding:8px 12px 8px 36px;border-radius:999px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.14);color:#fff}
.rf-search input::placeholder{color:rgba(255,255,255,.75)}
.rf-search input:focus{background:#fff;color:var(--ink);outline:none;border-color:#fff}
.rf-search input:focus::placeholder{color:var(--muted)}
.rf-search-ico{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:rgba(255,255,255,.85);pointer-events:none}
.rf-search input:focus ~ .rf-search-ico,.rf-search:focus-within .rf-search-ico{color:var(--muted)}
.rf-searchbtn{display:none;margin-left:auto;border:0;background:rgba(255,255,255,.12);color:#fff;width:40px;height:40px;border-radius:10px;cursor:pointer}
.rf-results{position:absolute;top:calc(100% + 8px);left:0;right:0;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 40px rgba(11,59,79,.25);max-height:min(70vh,560px);overflow:auto;padding:6px}
.rf-results a{display:block;padding:8px 10px;border-radius:8px;text-decoration:none;color:var(--ink)}
.rf-results a small{display:block;color:var(--accent);font-size:.74rem;font-weight:600;letter-spacing:.02em}
.rf-results a b{display:block;font-size:.95rem}
.rf-results a span{display:block;font-size:.82rem;color:var(--muted);line-height:1.4}
.rf-results a mark{background:#ffe8a3;color:inherit;border-radius:2px;padding:0 1px}
.rf-results a.sel,.rf-results a:hover{background:var(--accent-soft)}
.rf-results .rf-none{padding:10px;color:var(--muted);font-size:.9rem}
.rf-toplinks{display:flex;gap:4px}
.rf-toplinks a{color:#fff;text-decoration:none;font-size:.9rem;padding:7px 11px;border-radius:999px}
.rf-toplinks a:hover{background:rgba(255,255,255,.14)}
.rf-eggs{border:1px solid rgba(255,215,106,.6);background:rgba(255,215,106,.15);color:#ffd76a;border-radius:999px;padding:5px 10px;font:inherit;font-size:.85rem;font-weight:700;cursor:pointer;display:flex;gap:5px;align-items:center}
.rf-eggs[hidden]{display:none}
.rf-eggs.rf-pop{animation:rfpop .6s ease}
@keyframes rfpop{0%{transform:scale(1)}40%{transform:scale(1.35)}100%{transform:scale(1)}}

/* --- Mise en page --- */
.rf-layout{display:grid;grid-template-columns:var(--side) minmax(0,1fr);gap:0;max-width:1500px;margin:0 auto}
.rf-has-toc .rf-layout{grid-template-columns:var(--side) minmax(0,1fr) var(--toc)}
.rf-noside .rf-layout{grid-template-columns:minmax(0,1fr)}
.rf-main{padding:18px 26px 40px;min-width:0;max-width:920px;width:100%;margin:0 auto}
.rf-main:focus{outline:none}
.rf-side{position:sticky;top:var(--top);height:calc(100vh - var(--top));overflow:auto;padding:14px 10px 30px 14px;border-right:1px solid var(--line);background:#fbfcfd;font-size:.9rem}
.rf-noside .rf-side{display:none}
.rf-side a{color:var(--ink);text-decoration:none}
.rf-side-home{display:block;padding:7px 10px;border-radius:8px;font-weight:600}
.rf-sem{margin:16px 10px 6px;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.rf-course{margin:2px 0;border:0;padding:0;background:none;border-radius:0}
.rf-course[open] summary{margin-bottom:0}
.rf-course summary{list-style:none;display:flex;gap:9px;align-items:center;padding:7px 10px;border-radius:8px;cursor:pointer;font-weight:600;color:var(--ink)}
.rf-course summary::-webkit-details-marker{display:none}
.rf-course summary::after{content:"";margin-left:auto;width:7px;height:7px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(-45deg);transition:transform .2s}
.rf-course[open] summary::after{transform:rotate(45deg)}
.rf-course summary:hover,.rf-side-home:hover,.rf-course li a:hover,.rf-tools a:hover{background:#eef3f6}
.rf-cnum{flex:none;width:24px;height:24px;border-radius:7px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.78rem}
.rf-course ol,.rf-tools{list-style:none;margin:2px 0 6px;padding:0 0 0 14px}
.rf-course li a,.rf-tools a{display:flex;gap:8px;align-items:baseline;padding:5px 8px;border-radius:7px;line-height:1.35;color:#34404d}
.rf-course-home{font-size:.84rem;color:var(--muted)!important}
.rf-chn{flex:none;min-width:16px;color:var(--muted);font-size:.8rem;font-weight:600}
.rf-cht{flex:1}
.rf-side [aria-current="page"]{background:var(--accent-soft)!important;color:var(--accent)!important;font-weight:600}
.rf-mark{flex:none;font-style:normal;font-size:.75rem;width:14px;text-align:center}
.rf-vu .rf-mark::before{content:"•";color:#9aa6b2}
.rf-rev .rf-mark::before{content:"✓";color:var(--ok);font-weight:700}

.rf-toc{position:sticky;top:var(--top);height:calc(100vh - var(--top));overflow:auto;padding:22px 14px 30px 8px;font-size:.84rem}
.rf-toc b{display:block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 8px 10px}
.rf-toc ol{list-style:none;margin:0;padding:0;border-left:2px solid var(--line)}
.rf-toc a{display:block;padding:5px 10px;margin-left:-2px;border-left:2px solid transparent;color:var(--muted);text-decoration:none;line-height:1.35}
.rf-toc a:hover{color:var(--ink)}
.rf-toc a.active{color:var(--accent);border-left-color:var(--accent);font-weight:600}
.rf-toc-inline{display:none;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 16px;margin:0 0 14px}
.rf-toc-inline b{font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.rf-toc-inline ol{margin:6px 0 0;padding-left:1.3em;columns:2;column-gap:28px;font-size:.92rem}
.rf-toc-inline li{break-inside:avoid;margin:2px 0}
.rf-toc-inline a{color:var(--accent);text-decoration:none}

/* --- Éléments de page --- */
.rf-crumbs{display:flex;flex-wrap:wrap;gap:6px;font-size:.82rem;color:var(--muted);margin:0 0 10px}
.rf-crumbs a{color:var(--accent);text-decoration:none}
.rf-crumbs a:hover{text-decoration:underline}
header.top{box-shadow:var(--shadow)}
section.sec{box-shadow:var(--shadow)}
.rf-chtools{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.rf-pill{font:inherit;font-size:.85rem;font-weight:600;border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:999px;padding:5px 14px;cursor:pointer}
.rf-pill.rf-ghost{background:#fff;color:var(--accent)}
.rf-pill[aria-pressed="true"]{background:var(--ok);border-color:var(--ok)}
.rf-pager{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0 0}
.rf-pg{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 16px;text-decoration:none;color:var(--ink);box-shadow:var(--shadow);transition:border-color .15s,transform .15s}
.rf-pg:hover{border-color:var(--accent);transform:translateY(-1px)}
.rf-pg small{display:block;color:var(--accent);font-size:.76rem;font-weight:600}
.rf-pg span{font-weight:600;font-size:.95rem}
.rf-next{text-align:right}
.rf-pg-empty{visibility:hidden}
.check input{margin-right:6px;transform:scale(1.15);accent-color:var(--ok)}

.rf-hero{background:linear-gradient(135deg,var(--deep),var(--accent));color:#fff;border-radius:16px;padding:28px 28px 24px;margin:4px 0 18px;box-shadow:0 8px 30px rgba(11,59,79,.25);position:relative;overflow:hidden}
.rf-hero::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;border:28px solid rgba(255,255,255,.06);box-shadow:0 0 0 40px rgba(255,255,255,.04),0 0 0 90px rgba(255,255,255,.03)}
.rf-hero h1{margin:.15em 0 .35em;font-size:2rem;line-height:1.2;position:relative}
.rf-hero p{margin:.3em 0;max-width:640px;opacity:.95;position:relative}
.rf-kicker{font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#ffd76a}
.rf-hero-act{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0 4px;position:relative}
.rf-btn{font:inherit;font-weight:700;display:inline-block;background:#ffd76a;color:#1c2430;border:0;border-radius:10px;padding:10px 18px;text-decoration:none;cursor:pointer}
.rf-btn.rf-ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.35)}
.rf-global-prog{font-size:.85rem;opacity:.85!important}
.rf-hero-course{display:flex;gap:18px;align-items:flex-start}
.rf-hero-ico{font-size:2.6rem;line-height:1;background:rgba(255,255,255,.12);border-radius:14px;padding:12px}
.rf-h2{font-size:1.15rem;margin:26px 0 10px;color:var(--ink)}
.rf-cgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.rf-ccard{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.rf-ccard-head{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink)}
.rf-ccard-head small{display:block;color:var(--accent);font-weight:600;font-size:.76rem}
.rf-ccard-head b{font-size:1.05rem;line-height:1.25}
.rf-ccard-ico{font-size:1.7rem;background:var(--accent-soft);border-radius:12px;padding:8px;line-height:1}
.rf-ccard p{font-size:.9rem;color:var(--muted);margin:10px 0}
.rf-ccard details{font-size:.88rem;margin:0 0 10px;background:#fafbfc}
.rf-ccard-list{margin:6px 0 0;padding-left:0;list-style:none}
.rf-ccard-list a{display:flex;gap:6px;padding:3px 0;color:var(--ink);text-decoration:none}
.rf-ccard-list a:hover{color:var(--accent)}
.rf-ccard-list a i{margin-left:auto}
.rf-ccard-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px}
.rf-course-prog{font-size:.8rem;color:var(--muted)}
.rf-hero .rf-course-prog{color:#fff;opacity:.85}
.rf-btn-s{white-space:nowrap;font-size:.88rem;font-weight:700;color:var(--accent);text-decoration:none;border:1px solid var(--accent);border-radius:8px;padding:5px 12px}
.rf-btn-s:hover{background:var(--accent);color:#fff}
.rf-tgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.rf-tcard{font:inherit;text-align:left;display:flex;flex-direction:column;gap:4px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;text-decoration:none;color:var(--ink);box-shadow:var(--shadow);cursor:pointer;transition:border-color .15s,transform .15s}
.rf-tcard:hover,.rf-ccard:hover{border-color:var(--accent)}
.rf-tcard:hover{transform:translateY(-1px)}
.rf-tcard span:last-child{font-size:.88rem;color:var(--muted)}
.rf-tcard-ico{font-size:1.5rem}
.rf-howto{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.rf-howto div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.rf-howto p{margin:4px 0 0;font-size:.9rem;color:var(--muted)}
.rf-chlist{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.rf-chcard{background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
.rf-chcard-main{display:flex;gap:14px;align-items:center;padding:14px 16px;text-decoration:none;color:var(--ink)}
.rf-chcard-main:hover b{color:var(--accent)}
.rf-chcard-n{flex:none;width:36px;height:36px;border-radius:10px;background:var(--accent-soft);color:var(--accent);font-weight:700;display:flex;align-items:center;justify-content:center}
.rf-chcard-t{flex:1}
.rf-chcard-t small{display:block;color:var(--muted);font-size:.8rem}
.rf-chcard details{margin:0 16px 12px;font-size:.9rem}
.rf-chcard-d{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.rf-chcard-d ul,.rf-chcard-d ol{margin:4px 0 0;padding-left:1.2em}
.rf-chcard-d a{color:var(--accent)}

/* --- Pied de page --- */
.rf-foot{border-top:1px solid var(--line);background:#fbfcfd;margin-top:30px}
.rf-foot-in{max-width:1100px;margin:0 auto;padding:16px 20px 22px;display:grid;grid-template-columns:auto 1fr;gap:6px 16px;align-items:center}
.rf-foot p{grid-column:1 / -1;margin:0;font-size:.8rem;color:var(--muted);text-align:center}
.rf-hexbtn{border:0;background:none;padding:2px;cursor:pointer;border-radius:8px;line-height:0}
.rf-hexbtn:hover #rf-hex-path{fill:#0b6e8a}
#rf-hex-path{transition:fill .3s}
.rf-noisebox{position:relative;height:34px}
#rf-noise{width:100%;height:34px;display:block}
.rf-wow{position:absolute;top:0;height:34px;width:34px;margin-left:-17px;border:0;background:none;cursor:pointer;border-radius:6px}
.rf-wow:focus-visible{outline:3px solid #f0a000}

/* --- Easter eggs (fenêtres) --- */
.rf-egg-ov{position:fixed;inset:0;z-index:90;background:rgba(8,24,34,.62);display:flex;align-items:center;justify-content:center;padding:16px;animation:rffade .2s}
@keyframes rffade{from{opacity:0}to{opacity:1}}
.rf-egg-dlg{background:#fff;border-radius:16px;max-width:720px;width:100%;max-height:calc(100vh - 32px);overflow:auto;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.rf-egg-head{display:flex;align-items:center;gap:12px;padding:14px 18px;background:linear-gradient(120deg,#3b2a6b,#7a5bb5);color:#fff;border-radius:16px 16px 0 0;position:sticky;top:0;z-index:2}
.rf-egg-head h2{margin:0;font-size:1.15rem;flex:1}
.rf-egg-tag{font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:#ffd76a;color:#3b2a6b;border-radius:999px;padding:3px 9px;white-space:nowrap}
.rf-egg-x{border:0;background:rgba(255,255,255,.15);color:#fff;width:34px;height:34px;border-radius:10px;font-size:1.3rem;cursor:pointer;line-height:1}
.rf-egg-body{padding:16px 18px 20px}
.rf-toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);z-index:95;background:#3b2a6b;color:#fff;border-radius:14px;padding:12px 18px;box-shadow:0 10px 30px rgba(0,0,0,.3);max-width:calc(100vw - 32px);animation:rftoast .4s ease}
.rf-toast b{color:#ffd76a;display:block}
@keyframes rftoast{from{opacity:0;transform:translate(-50%,20px)}to{opacity:1;transform:translate(-50%,0)}}
.rf-egglist{list-style:none;padding:0;margin:0}
.rf-egglist li{display:flex;gap:12px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin:8px 0}
.rf-egglist .rf-e-ico{font-size:1.6rem}
.rf-egglist .rf-e-t{flex:1}
.rf-egglist small{display:block;color:var(--muted)}
.rf-egglist .rf-unk{opacity:.7;border-style:dashed}
.rf-hintbox{background:#f1ecfa;border-left:4px solid #7a5bb5;border-radius:6px;padding:10px 12px;margin-top:12px;font-size:.92rem}

/* jeu 1 : antenne express */
.g1-bar{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.88rem;color:var(--muted)}
.g1-bar b{color:var(--ink)}
.g1-target{font-size:1.05rem;margin:8px 0 4px}
.g1-target .g1-f{font-size:1.25rem;font-weight:800;color:#3b2a6b;white-space:nowrap}
.g1-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:14px;align-items:start}
.g1-stage svg{width:100%;height:auto;background:linear-gradient(#f4f0fb,#fff);border-radius:12px;border:1px solid var(--line);touch-action:none}
.g1-len{font-size:1.1rem;margin:4px 0 8px}
.g1-len b{font-size:1.5rem;color:#3b2a6b;font-variant-numeric:tabular-nums}
.g1-hold{width:100%;font:inherit;font-weight:800;font-size:1rem;padding:16px 10px;border:0;border-radius:12px;background:#7a5bb5;color:#fff;cursor:pointer;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}
.g1-hold.on{background:#3b2a6b;transform:scale(.98)}
.g1-hold[disabled]{background:#c9bfe0;cursor:default}
.g1-fb{margin-top:10px;border-radius:10px;padding:10px 12px;display:none;font-size:.95rem}
.g1-fb.show{display:block}
.g1-fb.p3{background:var(--ok-soft)}.g1-fb.p2{background:#eef7e1}.g1-fb.p1{background:var(--warn-soft)}.g1-fb.p0{background:var(--ko-soft)}
.g1-fb .g1-verdict{font-weight:800;font-size:1.05rem}
.g1-actions{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.g1-end{text-align:center}
.g1-end .g1-big{font-size:2.4rem;font-weight:800;color:#3b2a6b;margin:6px 0}
.g1-end .g1-rank{font-size:1.15rem;font-weight:700}
.g1-recap{width:100%;font-size:.88rem;margin-top:12px}

/* jeu 2 : le motif parfait */
.g2-bar{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.88rem;color:var(--muted)}
.g2-rule{font-size:.95rem;margin:8px 0}
.g2-wrap{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:14px;align-items:start}
.g2-board svg{width:100%;height:auto;border:1px solid var(--line);border-radius:12px;background:#fbfcfe;touch-action:manipulation}
.g2-cell{cursor:pointer}
.g2-cell path{stroke:#9aa6b2;stroke-width:1.5;transition:fill .15s}
.g2-cell:hover path,.g2-cell:focus path{stroke:#1c2430;stroke-width:2.5}
.g2-cell:focus{outline:none}
.g2-cell.zone path{stroke:#3b2a6b;stroke-width:2.5;stroke-dasharray:5 3}
.g2-cell.bad path{stroke:#b3261e;stroke-width:4;stroke-dasharray:none}
.g2-cell text{font-size:13px;font-weight:700;pointer-events:none}
.g2-pal{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0 10px}
.g2-pal button{font:inherit;font-weight:700;font-size:.9rem;border:2px solid transparent;border-radius:10px;padding:6px 10px;cursor:pointer;min-width:46px}
.g2-pal button[aria-pressed="true"]{border-color:#1c2430;box-shadow:0 0 0 2px #fff inset}
.g2-msg{border-radius:10px;padding:10px 12px;background:#f3f6f9;font-size:.92rem;margin-top:8px}
.g2-msg.good{background:var(--ok-soft)}
.g2-msg.bad{background:var(--ko-soft)}
.g2-tools{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}

/* --- Réactivité --- */
@media (max-width:1240px){
  .rf-has-toc .rf-layout{grid-template-columns:var(--side) minmax(0,1fr)}
  .rf-toc{display:none}
  .rf-toc-inline{display:block}
}
@media (max-width:980px){
  :root{--side:300px}
  .rf-layout,.rf-has-toc .rf-layout{grid-template-columns:minmax(0,1fr)}
  .rf-burger{display:flex}
  .rf-side{position:fixed;left:0;top:var(--top);bottom:0;height:auto;width:min(var(--side),88vw);z-index:35;transform:translateX(-102%);transition:transform .25s ease;box-shadow:6px 0 30px rgba(0,0,0,.18);background:#fff}
  .rf-noside .rf-side{display:block}
  body.rf-side-open .rf-side{transform:none}
  .rf-veil{position:fixed;inset:var(--top) 0 0 0;background:rgba(8,24,34,.4);z-index:34;display:none}
  body.rf-side-open .rf-veil{display:block}
  .rf-toplinks{display:none}
}
@media (max-width:720px){
  .rf-top{gap:6px;padding:0 10px}
  .rf-brand span{display:none}
  .rf-searchbtn{display:flex;align-items:center;justify-content:center}
  .rf-search{position:fixed;left:0;right:0;top:var(--top);max-width:none;margin:0;padding:10px;background:var(--deep);display:none}
  body.rf-search-open .rf-search{display:block}
  .rf-search-ico{left:22px}
  .rf-results{left:10px;right:10px;max-height:calc(100vh - var(--top) - 80px)}
  .rf-main{padding:14px 16px 30px}
  .rf-toc-inline ol{columns:1}
  .rf-hero{padding:22px 18px 18px}
  .rf-hero h1{font-size:1.5rem}
  .rf-hero-course{flex-direction:column;gap:10px}
  .rf-pager{grid-template-columns:1fr}
  .rf-next{text-align:left}
  .rf-chcard-d{grid-template-columns:1fr}
  .g1-wrap,.g2-wrap{grid-template-columns:1fr}
  .rf-egg-ov{padding:0;align-items:stretch}
  .rf-egg-dlg{max-height:100vh;border-radius:0}
  .rf-egg-head{border-radius:0}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
@media print{
  .rf-top,.rf-side,.rf-toc,.rf-toc-inline,.rf-foot,.rf-pager,.rf-chtools,.rf-crumbs,.rf-veil{display:none!important}
  .rf-layout{display:block}
  .rf-main{max-width:none;padding:0}
  section.sec,header.top{box-shadow:none;break-inside:auto}
  body{background:#fff}
}