:root{--bg:#060D18;--bg-2:#0A1424;--bg-3:#111E33;--line:rgba(28,44,69,.70);--line-2:#1C2C45;--text:#F2EDE3;--soft:#C8C4BB;--muted:#8A8F9A;--muted-2:#6E727B;--gold:#C2A36B;--gold-soft:rgba(194,163,107,.14);--radius:4px;--maxw:1240px;--sans:"Archivo",system-ui,sans-serif;--serif:"Cormorant Garamond",Georgia,serif;--hand:"Caveat",cursive}
  *{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}
  body{background:var(--bg);color:var(--text);font-family:var(--sans);line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}.narrow{max-width:760px}
  header{position:fixed;top:0;left:0;right:0;z-index:50;background:linear-gradient(to bottom,rgba(6,13,24,.9),rgba(6,13,24,0));backdrop-filter:blur(8px);transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
  header.scrolled{background:rgba(6,13,24,.94);border-bottom:1px solid var(--line)}
  nav{display:flex;align-items:center;justify-content:space-between;height:70px}
  .brand{font-weight:800;letter-spacing:.16em;font-size:15px;text-transform:uppercase}.brand span{color:var(--gold)}
  .nav-links{display:flex;gap:30px;align-items:center}.nav-links a{font-size:13px;letter-spacing:.06em;color:var(--muted);transition:color .2s}.nav-links a:hover{color:var(--text)}
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--sans);font-weight:600;letter-spacing:.04em;font-size:13px;border-radius:999px;padding:13px 26px;cursor:pointer;transition:.2s;border:1px solid transparent;white-space:nowrap}
  .btn-gold{background:var(--gold);color:#060D18}.btn-gold:hover{background:#D4BB8A}.nav-cta{padding:11px 22px}
  .burger{display:none;background:none;border:0;color:var(--text);font-size:24px;cursor:pointer}
  .hero{position:relative;padding:150px 0 0;overflow:hidden;min-height:82vh;display:flex;align-items:flex-end}
  .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:70% 50%;z-index:-2;filter:contrast(1.04)}
  .hero-illu{animation:kb 18s ease-out both}
  @keyframes kb{from{transform:scale(1.04)}to{transform:scale(1)}}
  .hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(6,13,24,.95) 0%,rgba(6,13,24,.8) 42%,rgba(6,13,24,.4) 80%,rgba(6,13,24,.5) 100%),linear-gradient(to top,rgba(6,13,24,.98) 4%,rgba(6,13,24,.22) 44%,transparent 72%)}
  .hero>.wrap{width:100%;padding-bottom:48px;position:relative;z-index:1}
  .hero .crumb{font-size:12px;letter-spacing:.1em;color:var(--soft);margin-bottom:26px}.hero .crumb a{color:var(--gold)}
  .hero-inner{max-width:700px}
  .hero-eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--gold);font-size:12px;letter-spacing:.26em;text-transform:uppercase;font-weight:600;margin-bottom:20px}.hero-eyebrow::before{content:"";width:30px;height:1px;background:var(--gold)}
  h1{font-size:clamp(2.1rem,5vw,3.6rem);line-height:1.06;font-weight:800;letter-spacing:-.02em;text-shadow:0 2px 34px rgba(0,0,0,.6)}h1 em{font-style:normal;color:var(--gold)}
  .hero .sub{margin-top:22px;color:var(--soft);font-size:1.14rem;line-height:1.7;max-width:56ch}
  .hero-facts{list-style:none;display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:24px;border-top:1px solid rgba(194,163,107,.3);max-width:700px}
  .hero-facts li{display:flex;flex-direction:column}
  .hero-facts b{font-family:var(--serif);font-size:2rem;font-weight:600;color:var(--gold);line-height:1}
  .hero-facts span{font-size:.85rem;color:var(--soft);margin-top:6px}
  .hero-credit{position:absolute;right:24px;bottom:14px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0}
  @media(max-width:820px){.hero{min-height:0;padding-top:118px}.hero-facts{gap:18px}.hero-facts b{font-size:1.6rem}}

  .js .rv{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
  .js .rv.in{opacity:1;transform:none}
  @media(prefers-reduced-motion:reduce){.js .rv{opacity:1;transform:none;transition:none}.hero-illu{animation:none}}

  article.body{padding:0 0 60px}
  .blk{padding:70px 0;border-top:1px solid var(--line)}
  .blk.intro{border-top:0;padding-top:60px}
  article.body h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;letter-spacing:-.02em;margin:0 0 16px;line-height:1.15}
  article.body h3{font-size:1.2rem;font-weight:700;margin:26px 0 10px}
  article.body p,article.body li{color:var(--soft);font-size:1.08rem;line-height:1.8}
  article.body p{margin-bottom:18px}
  article.body a{color:var(--gold);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(194,163,107,.45)}
  article.body a.btn{text-decoration:none}article.body a.btn-gold{color:#060D18}article.body strong{color:var(--text)}
  .eyebrow{color:var(--gold);font-size:12px;letter-spacing:.26em;text-transform:uppercase;font-weight:600;display:block;margin-bottom:14px}
  .blk-head{max-width:760px;margin-bottom:28px}
  .answer{font-size:1.18rem!important;color:var(--text)!important;border-left:2px solid var(--gold);padding-left:20px}

  .toc{position:sticky;top:70px;z-index:40;background:rgba(6,13,24,.92);backdrop-filter:blur(8px);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .toc .wrap{display:flex;gap:6px;overflow-x:auto;padding-top:10px;padding-bottom:10px;scrollbar-width:none}
  .toc .wrap::-webkit-scrollbar{display:none}
  .toc a{flex:0 0 auto;font-size:12.5px;letter-spacing:.04em;color:var(--muted);padding:7px 14px;border:1px solid var(--line-2);border-radius:999px;transition:.2s;text-decoration:none!important}
  .toc a:hover,.toc a.on{color:var(--bg);background:var(--gold);border-color:var(--gold)}

  /* tableau de choix */
  .pick{width:100%;border-collapse:collapse;margin:8px 0 0;font-size:.95rem}
  .pick th,.pick td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line)}
  .pick th{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600}
  .pick td{color:var(--soft)}.pick td:first-child{color:var(--text);font-weight:600}
  .pick a{color:var(--text)!important;text-decoration:none!important}.pick a:hover{color:var(--gold)!important}
  .tbl{overflow-x:auto}
  .dots{display:inline-flex;gap:4px;vertical-align:middle}.dots i{width:8px;height:8px;border-radius:50%;border:1px solid var(--gold)}.dots i.f{background:var(--gold)}

  /* fiches de tours */
  .trick{background:var(--bg-2);border:1px solid var(--line);border-radius:6px;padding:34px 36px;margin:0 0 26px;position:relative}
  .trick-n{position:absolute;top:22px;right:28px;font-family:var(--serif);font-style:italic;font-size:3rem;line-height:1;color:rgba(194,163,107,.55)}
  .trick h2{padding-right:60px}
  .meta{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 22px!important;padding:0!important}
  .meta li{font-size:11.5px!important;letter-spacing:.08em;text-transform:uppercase;color:var(--gold)!important;border:1px solid var(--line-2);border-radius:999px;padding:5px 12px;line-height:1.4!important}
  .meta li b{color:var(--text);font-weight:600}
  .lbl{display:block;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);font-weight:600;margin:22px 0 8px}
  .effect{font-family:var(--serif);font-style:italic;font-size:1.32rem!important;line-height:1.5!important;color:var(--text)!important}
  ol.steps{list-style:none;counter-reset:s;margin:0 0 10px;padding:0}
  ol.steps li{counter-increment:s;position:relative;padding:0 0 14px 46px}
  ol.steps li::before{content:counter(s);position:absolute;left:0;top:2px;width:30px;height:30px;border-radius:50%;border:1px solid var(--gold);color:var(--gold);font-weight:700;font-size:.9rem;display:flex;align-items:center;justify-content:center}
  .why{background:var(--bg);border:1px dashed var(--line-2);border-radius:6px;padding:18px 22px;margin:16px 0}
  .why p{margin:0!important;font-size:1rem!important}
  .calc{font-family:var(--hand);font-size:1.45rem;color:var(--gold);line-height:1.4}
  .tip{border-left:3px solid var(--gold);padding-left:16px;margin-top:18px}
  .tip p{margin:0!important}

  /* jeu des cartes binaires */
  .cartes-sec{background:linear-gradient(180deg,var(--gold-soft),var(--bg-2));border:1px solid var(--line-2);border-radius:6px;padding:30px;margin:24px 0}
  .cartes-sec h3{margin-top:0!important}
  .bin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0}
  .bin{background:#F2EDE3;color:#1a1a1a;border-radius:6px;padding:12px 12px 10px;border:2px solid transparent;transition:border-color .2s,transform .2s,opacity .2s}
  .bin .nums{display:grid;grid-template-columns:repeat(8,1fr);gap:2px;font-variant-numeric:tabular-nums;font-size:.82rem;text-align:center;font-weight:600}
  .bin .cap{display:flex;justify-content:space-between;align-items:center;margin-top:10px;font-size:.8rem;color:#555}
  .bin button{font:inherit;font-weight:700;font-size:.8rem;border-radius:999px;padding:6px 12px;cursor:pointer;border:1px solid #1a1a1a;background:transparent;color:#1a1a1a}
  .bin.yes{border-color:var(--gold);transform:translateY(-3px)}
  .bin.yes button{background:#060D18;color:#F2EDE3;border-color:#060D18}
  .bin-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:6px}
  .bin-out{font-family:var(--serif);font-style:italic;font-size:1.5rem;color:var(--text);min-height:2.2rem;margin-top:14px}
  .bin-out b{font-family:var(--sans);font-style:normal;font-size:2.4rem;color:var(--gold);display:inline-block;animation:pop .6s ease}
  @keyframes pop{from{transform:scale(.4);opacity:0}to{transform:none;opacity:1}}
  @media(prefers-reduced-motion:reduce){.bin,.bin.yes{transition:none;transform:none}.bin-out b{animation:none}}
  .nojs-note{font-size:.95rem!important;color:var(--muted)!important}
  .js .nojs-note{display:none}
  [hidden]{display:none!important}
  .btn-line{background:transparent;border-color:var(--line-2);color:var(--text)}.btn-line:hover{border-color:var(--gold);color:var(--gold)}
  @media(max-width:760px){.bin-grid{grid-template-columns:1fr 1fr}.trick{padding:26px 22px}.trick-n{font-size:2.2rem;right:18px}}
  @media(max-width:460px){.bin-grid{grid-template-columns:1fr}}

  /* jeu de l'équivoque */
  .equivoque-sec{background:linear-gradient(180deg,var(--gold-soft),var(--bg-2));border:1px solid var(--line-2);border-radius:6px;padding:30px;margin:24px 0 8px}
  .equivoque-sec h3{margin-top:0!important}
  .eq-env{border:1px dashed rgba(194,163,107,.6);border-radius:6px;padding:14px 18px;margin:14px 0 20px;background:rgba(6,13,24,.5)}
  .eq-env-closed{display:flex;align-items:center;gap:14px;color:var(--soft);font-size:.95rem}
  .eq-env-closed svg{width:40px;flex:none;fill:none;stroke:var(--gold);stroke-width:1.6}
  .eq-env.open .eq-env-closed{display:none}
  .eq-env-open{font-family:var(--serif);font-style:italic;font-size:1.6rem!important;color:var(--text)!important;margin:0!important;animation:pop .6s ease}
  .eq-env-open b{color:var(--gold);font-style:normal;font-family:var(--sans)}
  .eq-objs{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
  .eq-obj{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line-2);border-radius:6px;padding:18px 10px 14px;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:10px;transition:border-color .25s,transform .25s,opacity .5s,filter .5s}
  .eq-obj svg{width:58px;height:58px;fill:none;stroke:var(--gold);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
  .eq-obj span{font-weight:600;font-size:.95rem}
  .eq-obj:hover:not([disabled]){border-color:var(--gold)}
  .eq-obj.sel{border-color:var(--gold);background:rgba(194,163,107,.12);transform:translateY(-4px)}
  .eq-obj.out{opacity:.22;filter:grayscale(1);transform:scale(.94)}
  .eq-obj.win{border-color:var(--gold);box-shadow:0 0 0 1px var(--gold),0 0 34px rgba(194,163,107,.35)}
  .eq-obj[disabled]{cursor:default}
  .eq-say{font-size:1.1rem!important;color:var(--text)!important;min-height:3.4em;margin:18px 0 8px!important}
  .eq-reveal{border-top:1px solid var(--line-2);margin-top:20px;padding-top:6px}
  .eq-tree{margin:0 0 10px 1.2em;padding:0}
  .eq-tree li{margin-bottom:10px;padding:6px 10px;border-radius:4px;transition:background .4s}
  .eq-tree ul{margin:8px 0 0 1.2em}
  .eq-tree li.taken{background:rgba(194,163,107,.16);outline:1px solid rgba(194,163,107,.5)}
  .eq-tree li.taken>b{color:var(--gold)}
  @media(prefers-reduced-motion:reduce){.eq-obj{transition:none}.eq-obj.sel,.eq-obj.out{transform:none}.eq-env-open{animation:none}}
  @media(max-width:460px){.eq-objs{gap:8px}.eq-obj svg{width:44px;height:44px}.equivoque-sec{padding:22px 16px}}
  /* règles */
  .rules{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:10px 0 0!important;padding:0!important}
  .rules li{background:var(--bg-2);border:1px solid var(--line-2);border-radius:6px;padding:22px}
  .rules li b{display:block;color:var(--text);font-size:1.05rem;margin-bottom:6px}
  .rules li{font-size:1rem!important;line-height:1.65!important}
  @media(max-width:760px){.rules{grid-template-columns:1fr}}
  .figure-illu{margin:30px 0;border:1px solid var(--line);border-radius:6px;overflow:hidden}
  .figure-illu figcaption{font-size:13px;color:var(--muted);padding:10px 14px;background:rgba(194,163,107,.05)}

  /* faq */
  .faq details{border-bottom:1px solid var(--line);padding:4px 0}
  .faq summary{cursor:pointer;list-style:none;padding:18px 40px 18px 0;font-weight:700;font-size:1.08rem;position:relative}
  .faq summary::-webkit-details-marker{display:none}
  .faq summary::after{content:"+";position:absolute;right:6px;top:12px;font-size:1.6rem;color:var(--gold);transition:transform .25s}
  .faq details[open] summary::after{transform:rotate(45deg)}
  .faq details p{margin:0 0 18px!important}

  blockquote.review{margin:2rem 0;padding:1.4rem 1.6rem;border-left:2px solid var(--gold);background:var(--bg-2)}
  blockquote.review p{font-family:var(--serif);font-style:italic;font-size:1.25rem!important;line-height:1.5!important;margin:0 0 .6rem!important;color:var(--text)!important}
  blockquote.review footer{font-size:.85rem;color:var(--muted);border:0;padding:0;background:none}

  .funnel{background:linear-gradient(180deg,var(--gold-soft),var(--bg-2));border:1px solid var(--line-2);border-radius:var(--radius);padding:38px;margin:10px auto 0;text-align:center}
  .funnel h2{font-size:1.7rem!important;margin:0 0 12px!important}.funnel p{max-width:60ch;margin:0 auto 22px!important}
  .related{border-top:1px solid var(--line);background:var(--bg-2)}.related .wrap{padding:60px 24px}.related h3{font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:24px}
  .rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .rel{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:border-color .2s}.rel:hover{border-color:var(--gold)}.rel b{display:block;font-size:1.05rem;margin-bottom:6px}.rel span{color:var(--muted);font-size:.9rem;line-height:1.5}.rel .go{display:block;margin-top:12px;color:var(--gold);font-size:.82rem;font-weight:600}
  @media(max-width:760px){.rel-grid{grid-template-columns:1fr}.blk{padding:56px 0}}
  footer{border-top:1px solid var(--line);padding:50px 0 32px;background:var(--bg-2)}.foot-bottom{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;flex-wrap:wrap;gap:8px}.foot-bottom a{color:var(--muted)}
  @media (max-width:900px){.nav-links{display:none}.burger{display:block}.nav-cta{display:none}}@media (max-width:520px){.wrap{padding:0 18px}}
  @media (max-width:900px){
    .nav-links{position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:18px;background:rgba(6,13,24,.97);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding:22px 24px;display:none}
    nav.nav-open .nav-links{display:flex}
    .nav-links a{font-size:16px;color:var(--text)}
  }
  .mbar{display:none}
  @media(max-width:900px){
    .mbar{display:flex;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:60;padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));background:rgba(6,13,24,.96);border-top:1px solid var(--line);transform:translateY(110%);transition:transform .3s}
    .mbar.on{transform:none}
    .mbar .btn{flex:1}
    .mbar-tel{display:inline-flex;align-items:center;justify-content:center;padding:0 18px;border:1px solid var(--line-2);border-radius:999px;font-size:13px;font-weight:600;color:var(--text)}
    .toc{position:static}
    footer{padding-bottom:90px}
  }
  .btn:focus-visible,.faq summary:focus-visible,.toc a:focus-visible,.burger:focus-visible,.mbar-tel:focus-visible,.bin button:focus-visible{outline:2px solid var(--gold);outline-offset:3px}