/* ============================================================
   OPÉRATEUR — design system
   Repris de lucdelbeato.fr pour que les deux sites se répondent,
   étendu avec ce qu'un site de vente demande : grille tarifaire,
   FAQ, lecteur de cours, barre de progression.
   ============================================================ */

:root{
  --bg:#0d0e12; --bg-soft:#14161c; --panel:#171a21; --panel-2:#1c2027;
  --ink:#ece8df; --ink-dim:#a7a496; --ink-faint:#6f6e64;
  --amber:#ffab3d; --amber-deep:#ff8a1e; --mint:#6ff7b0; --mint-deep:#34e89e;
  --red:#ff6b6b; --line:#272a32; --line-soft:#1f222a;
  --radius:14px; --maxw:1120px; --readw:760px;
  --shadow:0 24px 60px -28px rgba(0,0,0,.8);
  font-synthesis:none;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg); color:var(--ink);
  font-family:"Hanken Grotesk",system-ui,-apple-system,sans-serif;
  font-size:17px; line-height:1.62; -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
body::before{
  content:""; position:fixed; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(720px 420px at 12% -6%, rgba(255,171,61,.10), transparent 60%),
    radial-gradient(680px 520px at 96% 8%, rgba(111,247,176,.07), transparent 55%);
}
body::after{
  content:""; position:fixed; inset:0; z-index:0; pointer-events:none; opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
::selection{background:var(--amber);color:#1a1206}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;position:relative;z-index:1}
.mono{font-family:"JetBrains Mono",ui-monospace,monospace}
.accent{color:var(--amber)} .accent-2{color:var(--mint)}
.dim{color:var(--ink-dim)} .faint{color:var(--ink-faint)}
.center{text-align:center}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:4px}

/* ---------- accessibilité ---------- */
.skip{position:absolute;left:-9999px;top:0;background:var(--amber);color:#1a1206;
  padding:10px 16px;z-index:999;font-weight:700;border-radius:0 0 8px 0}
.skip:focus{left:0}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* ---------- NAV ---------- */
header.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(10px);
  background:rgba(13,14,18,.78);border-bottom:1px solid var(--line-soft)}
.nav-in{display:flex;align-items:center;gap:22px;height:62px;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.brand{font-family:"JetBrains Mono",monospace;font-weight:700;font-size:15px;letter-spacing:-.3px;white-space:nowrap}
.brand .dim{color:var(--ink-faint)} .brand .amber{color:var(--amber)}
.brand .cur{color:var(--mint);animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
nav.links{display:flex;gap:20px;margin-left:auto;font-size:14.5px;align-items:center}
nav.links a{color:var(--ink-dim);font-weight:500;transition:color .2s;position:relative}
nav.links a:hover{color:var(--ink)}
nav.links a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--amber);transition:width .25s}
nav.links a:hover::after{width:100%}
nav.links a.cta{background:var(--amber);color:#1a1206;padding:8px 16px;border-radius:99px;font-weight:700}
nav.links a.cta::after{display:none}
nav.links a.cta:hover{background:var(--amber-deep)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:var(--ink);
  border-radius:8px;padding:6px 10px;margin-left:auto;cursor:pointer;font-size:17px}

@media(max-width:820px){
  .nav-toggle{display:block}
  nav.links{position:absolute;top:62px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:0;background:var(--bg-soft);border-bottom:1px solid var(--line);padding:8px 0;display:none}
  nav.links.open{display:flex}
  nav.links a{padding:12px 24px}
  nav.links a::after{display:none}
  nav.links a.cta{margin:8px 24px;text-align:center}
}

/* ---------- BANDEAU DE LANCEMENT ---------- */
.ribbon{background:linear-gradient(90deg,var(--amber),var(--mint));color:#14100a;
  font-family:"JetBrains Mono",monospace;font-size:13px;font-weight:600;text-align:center;padding:8px 16px}
.ribbon a{text-decoration:underline;font-weight:700}

/* ---------- TYPO ---------- */
h1,h2,h3,h4{font-family:"Bricolage Grotesque",sans-serif;font-weight:700;letter-spacing:-.9px;line-height:1.08}
h1{font-size:clamp(2.3rem,5.6vw,4rem)}
h2{font-size:clamp(1.9rem,4vw,2.9rem);letter-spacing:-1.1px}
h3{font-size:clamp(1.25rem,2.2vw,1.6rem);font-weight:600;letter-spacing:-.5px}
.seclabel{font-family:"JetBrains Mono",monospace;font-size:12.5px;color:var(--amber);
  letter-spacing:1px;text-transform:uppercase;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.seclabel::before{content:"//";color:var(--ink-faint)}
.seclabel.c{justify-content:center}
.lead{color:var(--ink-dim);font-size:1.12rem;max-width:64ch}
section{padding:78px 0;position:relative;z-index:1}
section.tight{padding:52px 0}
.section-head{max-width:720px;margin-bottom:38px}
.section-head.c{margin-left:auto;margin-right:auto;text-align:center}
.section-head.c .seclabel{justify-content:center}
.section-head p{color:var(--ink-dim);margin-top:14px;font-size:1.06rem}

/* ---------- BOUTONS ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:"JetBrains Mono",monospace;
  font-size:14.5px;font-weight:700;padding:14px 26px;border-radius:99px;border:1px solid transparent;
  cursor:pointer;transition:transform .18s,background .2s,border-color .2s;text-align:center;justify-content:center}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--amber);color:#1a1206}
.btn-primary:hover{background:var(--amber-deep)}
.btn-ghost{border-color:var(--line);color:var(--ink-dim);background:#0f1116}
.btn-ghost:hover{border-color:var(--amber);color:var(--ink)}
.btn-mint{background:var(--mint);color:#06281a}
.btn-block{display:flex;width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.btn-row.c{justify-content:center}

/* ---------- HERO ---------- */
.hero{padding:76px 0 64px}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center}
.hero h1{margin:14px 0 20px}
.hero h1 .hl{color:var(--amber)}
.hero .lead{font-size:1.18rem}
.proof{display:flex;gap:26px;flex-wrap:wrap;margin-top:32px;padding-top:26px;border-top:1px solid var(--line-soft)}
.proof div{font-family:"JetBrains Mono",monospace}
.proof b{display:block;font-size:1.5rem;color:var(--amber);font-weight:700;letter-spacing:-.5px}
.proof span{font-size:12.5px;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.6px}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:38px}}

/* ---------- TERMINAL (visuel de démonstration) ---------- */
.term{background:#0a0b0f;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;font-family:"JetBrains Mono",monospace;font-size:13px;line-height:1.75}
.term-bar{display:flex;align-items:center;gap:7px;padding:11px 14px;background:#111319;border-bottom:1px solid var(--line)}
.term-bar i{width:11px;height:11px;border-radius:50%;display:block}
.term-bar i:nth-child(1){background:#ff5f57} .term-bar i:nth-child(2){background:#febc2e} .term-bar i:nth-child(3){background:#28c840}
.term-bar span{margin-left:8px;color:var(--ink-faint);font-size:12px}
.term-body{padding:18px 16px;max-height:460px;overflow:auto}
.term-body .l{white-space:pre-wrap;word-break:break-word}
.term .p{color:var(--mint)} .term .c{color:var(--ink)} .term .o{color:var(--ink-dim)}
.term .ok{color:var(--mint-deep)} .term .w{color:var(--amber)} .term .e{color:var(--red)}
.term .cur{display:inline-block;width:8px;height:15px;background:var(--mint);vertical-align:-2px;animation:blink 1.1s steps(1) infinite}

/* ---------- CARTES ---------- */
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  position:relative;overflow:hidden;transition:transform .2s,border-color .2s}
.card::before{content:"";position:absolute;inset:0 auto 0 0;width:3px;background:var(--amber);
  transform:scaleY(0);transform-origin:top;transition:transform .25s}
.card:hover{transform:translateY(-4px)} .card:hover::before{transform:scaleY(1)}
.card h3{margin-bottom:10px} .card p{color:var(--ink-dim);font-size:.97rem}
.card .ic{font-size:1.5rem;margin-bottom:14px;display:block}
.card .tag{font-family:"JetBrains Mono",monospace;font-size:11px;text-transform:uppercase;
  letter-spacing:.5px;color:var(--mint-deep);margin-bottom:12px;display:block}

/* ---------- DOULEUR / SOLUTION ---------- */
.pain{background:var(--bg-soft);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.pain-item{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line-soft)}
.pain-item:last-child{border-bottom:0}
.pain-item .x{color:var(--red);font-family:"JetBrains Mono",monospace;font-weight:700;flex:0 0 auto;margin-top:2px}
.pain-item .v{color:var(--mint-deep);font-family:"JetBrains Mono",monospace;font-weight:700;flex:0 0 auto;margin-top:2px}
.pain-item p{color:var(--ink-dim);font-size:1rem}
.pain-item b{color:var(--ink)}

/* ---------- TARIFS ---------- */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
@media(max-width:980px){.pricing{grid-template-columns:1fr;max-width:520px;margin:0 auto}}
.plan{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:30px 26px;
  display:flex;flex-direction:column;position:relative}
.plan.feat{background:linear-gradient(160deg,#1b1f28,#15181f);border-color:var(--amber);
  box-shadow:0 0 0 1px rgba(255,171,61,.25),0 30px 70px -40px rgba(255,171,61,.4)}
.plan-badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--amber);
  color:#1a1206;font-family:"JetBrains Mono",monospace;font-size:11.5px;font-weight:700;
  padding:5px 14px;border-radius:99px;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap}
.plan h3{font-family:"JetBrains Mono",monospace;font-size:15px;letter-spacing:1.5px;
  text-transform:uppercase;color:var(--amber);font-weight:700;margin-bottom:8px}
.plan .short{color:var(--ink-dim);font-size:.95rem;min-height:48px;margin-bottom:18px}
.price{display:flex;align-items:baseline;gap:9px;flex-wrap:wrap;margin-bottom:4px}
.price .now{font-family:"Bricolage Grotesque",sans-serif;font-size:2.6rem;font-weight:700;letter-spacing:-1.6px}
.price .was{color:var(--ink-faint);text-decoration:line-through;font-size:1.05rem}
.price-note{font-family:"JetBrains Mono",monospace;font-size:12px;color:var(--ink-faint);margin-bottom:6px}
.price-3x{font-family:"JetBrains Mono",monospace;font-size:12.5px;color:var(--mint-deep);margin-bottom:20px}
.plan ul{list-style:none;margin:20px 0;display:flex;flex-direction:column;gap:11px;flex:1}
.plan li{display:flex;gap:10px;font-size:.95rem;color:var(--ink-dim);line-height:1.5}
.plan li::before{content:"✓";color:var(--mint-deep);font-weight:700;flex:0 0 auto}
.plan li.no{color:var(--ink-faint)} .plan li.no::before{content:"–";color:var(--ink-faint)}
.plan .pitch{font-size:.93rem;color:var(--ink-dim);border-left:2px solid var(--line);padding-left:14px;margin-bottom:6px}

.guarantee{display:flex;gap:16px;align-items:center;justify-content:center;flex-wrap:wrap;
  margin-top:34px;font-family:"JetBrains Mono",monospace;font-size:13px;color:var(--ink-faint)}
.guarantee span{display:flex;align-items:center;gap:7px}

/* ---------- PROGRAMME ---------- */
.mod{background:var(--panel);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden}
.mod-h{display:flex;align-items:center;gap:15px;padding:18px 22px;cursor:pointer;
  list-style:none;transition:background .2s;user-select:none}
.mod-h::-webkit-details-marker{display:none}
.mod-h:hover{background:var(--panel-2)}
.mod-n{font-family:"JetBrains Mono",monospace;font-size:12px;color:var(--amber);
  border:1px solid var(--line);border-radius:7px;padding:5px 9px;flex:0 0 auto;font-weight:700}
.mod-t{font-family:"Bricolage Grotesque",sans-serif;font-weight:600;font-size:1.08rem;letter-spacing:-.3px;flex:1}
.mod-c{font-family:"JetBrains Mono",monospace;font-size:12px;color:var(--ink-faint);flex:0 0 auto}
.mod-h .chev{color:var(--ink-faint);transition:transform .25s;flex:0 0 auto}
details[open] .mod-h .chev{transform:rotate(90deg)}
.mod-b{padding:4px 22px 20px 22px;border-top:1px solid var(--line-soft)}
.mod-b ol{list-style:none;counter-reset:l}
.mod-b li{counter-increment:l;display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--line-soft);
  font-size:.96rem;color:var(--ink-dim);align-items:baseline}
.mod-b li:last-child{border-bottom:0}
.mod-b li::before{content:counter(l);font-family:"JetBrains Mono",monospace;font-size:11px;
  color:var(--ink-faint);flex:0 0 22px}
.mod-b li .free{font-family:"JetBrains Mono",monospace;font-size:10.5px;background:rgba(111,247,176,.14);
  color:var(--mint-deep);padding:2px 7px;border-radius:99px;margin-left:auto;flex:0 0 auto;text-transform:uppercase}

/* ---------- FAQ ---------- */
.faq{max-width:var(--readw);margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{cursor:pointer;padding:20px 0;font-family:"Bricolage Grotesque",sans-serif;
  font-weight:600;font-size:1.08rem;letter-spacing:-.3px;list-style:none;display:flex;gap:14px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+";color:var(--amber);font-family:"JetBrains Mono",monospace;
  font-weight:700;flex:0 0 auto;transition:transform .2s}
.faq details[open] summary::before{content:"−"}
.faq .a{padding:0 0 22px 28px;color:var(--ink-dim);font-size:1rem}
.faq .a p+p{margin-top:12px}

/* ---------- AUTEUR ---------- */
.author{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:start;
  background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:34px}
/* Photo de l'auteur. object-fit:cover garantit un cercle propre quelle que
   soit la taille réelle du fichier, et le fond ambre reste visible le temps
   du chargement plutôt qu'un trou blanc. */
.author .ph{width:104px;height:104px;border-radius:50%;flex:0 0 auto;
  object-fit:cover;background:linear-gradient(135deg,var(--amber),var(--mint));
  border:2px solid var(--line)}
.ph-sm{width:64px;height:64px;border-radius:50%;flex:0 0 auto;
  object-fit:cover;background:linear-gradient(135deg,var(--amber),var(--mint));
  border:2px solid var(--line)}
.author h3{margin-bottom:6px}
.author .role{font-family:"JetBrains Mono",monospace;font-size:12.5px;color:var(--amber);
  text-transform:uppercase;letter-spacing:.8px;margin-bottom:16px}
.author p{color:var(--ink-dim);font-size:1rem}.author p+p{margin-top:12px}
.author .links{display:flex;gap:16px;flex-wrap:wrap;margin-top:18px;font-family:"JetBrains Mono",monospace;font-size:13px}
.author .links a{color:var(--amber);border-bottom:1px solid transparent;transition:border-color .2s}
.author .links a:hover{border-color:var(--amber)}
@media(max-width:640px){.author{grid-template-columns:1fr;text-align:center}.author .ph{margin:0 auto}}

/* ---------- FORMULAIRES ---------- */
.form{max-width:440px}
.form.wide{max-width:620px}
.field{margin-bottom:16px}
.field label{display:block;font-family:"JetBrains Mono",monospace;font-size:12.5px;
  color:var(--ink-dim);margin-bottom:7px;letter-spacing:.3px}
.field input,.field textarea,.field select{width:100%;background:#0f1116;border:1px solid var(--line);
  border-radius:10px;padding:13px 15px;color:var(--ink);font-family:inherit;font-size:16px;transition:border-color .2s}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--amber)}
.field textarea{min-height:130px;resize:vertical;line-height:1.6}
.field .hint{font-size:12.5px;color:var(--ink-faint);margin-top:6px}
.field.check{display:flex;gap:10px;align-items:flex-start}
.field.check input{width:auto;margin-top:4px;accent-color:var(--amber)}
.field.check label{font-family:inherit;font-size:.92rem;color:var(--ink-dim);margin:0;line-height:1.5}
.field.check a{color:var(--amber);text-decoration:underline}
.alert{padding:14px 17px;border-radius:10px;font-size:.95rem;margin-bottom:18px;border:1px solid}
.alert-err{background:rgba(255,107,107,.09);border-color:rgba(255,107,107,.35);color:#ffb3b3}
.alert-ok{background:rgba(111,247,176,.09);border-color:rgba(111,247,176,.3);color:var(--mint)}
.alert-info{background:rgba(255,171,61,.08);border-color:rgba(255,171,61,.3);color:var(--amber)}

/* ---------- ESPACE MEMBRE ---------- */
.app-shell{display:grid;grid-template-columns:288px 1fr;gap:34px;align-items:start;padding:34px 0 80px}
@media(max-width:980px){.app-shell{grid-template-columns:1fr}}
.side{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px;
  position:sticky;top:78px;max-height:calc(100vh - 100px);overflow:auto}
@media(max-width:980px){.side{position:static;max-height:none}}
.side h4{font-family:"JetBrains Mono",monospace;font-size:11.5px;text-transform:uppercase;
  letter-spacing:1px;color:var(--ink-faint);margin:18px 0 9px}
.side h4:first-child{margin-top:0}
.side a{display:flex;gap:9px;padding:8px 10px;border-radius:8px;font-size:.92rem;
  color:var(--ink-dim);transition:background .15s,color .15s;align-items:baseline;line-height:1.4}
.side a:hover{background:var(--panel-2);color:var(--ink)}
.side a.on{background:rgba(255,171,61,.12);color:var(--amber);font-weight:600}
.side a.done{color:var(--ink-faint)}
.side a .st{flex:0 0 14px;font-size:11px;font-family:"JetBrains Mono",monospace}
.side a.done .st{color:var(--mint-deep)}
.side a.lock{opacity:.45;cursor:not-allowed}

.bar{height:6px;background:var(--line);border-radius:99px;overflow:hidden;margin:10px 0 6px}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--amber),var(--mint));transition:width .4s}
.bar-txt{font-family:"JetBrains Mono",monospace;font-size:11.5px;color:var(--ink-faint)}

.lesson{max-width:var(--readw)}
.lesson .crumb{font-family:"JetBrains Mono",monospace;font-size:12.5px;color:var(--ink-faint);margin-bottom:18px}
.lesson .crumb a:hover{color:var(--amber)}
.lesson h1{font-size:clamp(1.9rem,4vw,2.7rem);margin-bottom:16px}
.lesson .meta{font-family:"JetBrains Mono",monospace;font-size:12.5px;color:var(--ink-faint);
  display:flex;gap:16px;flex-wrap:wrap;padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:30px}

/* ---------- PROSE (contenu de leçon) ---------- */
.prose{font-size:1.06rem;line-height:1.75;color:#ddd8cd}
.prose>*+*{margin-top:22px}
.prose h2{font-size:1.65rem;margin-top:52px;letter-spacing:-.7px;padding-bottom:10px;border-bottom:1px solid var(--line-soft)}
.prose h3{font-size:1.28rem;margin-top:38px;color:var(--ink)}
.prose h4{font-size:1.08rem;margin-top:30px;font-family:"JetBrains Mono",monospace;
  color:var(--amber);letter-spacing:0;font-weight:600}
.prose p strong{color:var(--ink)}
.prose a{color:var(--amber);border-bottom:1px solid rgba(255,171,61,.4)}
.prose a:hover{border-color:var(--amber)}
.prose ul,.prose ol{padding-left:24px;display:flex;flex-direction:column;gap:9px}
.prose li{line-height:1.66}
.prose li::marker{color:var(--amber)}
.prose blockquote{border-left:3px solid var(--amber);padding:4px 0 4px 20px;color:var(--ink-dim);font-style:italic}
.prose code{font-family:"JetBrains Mono",monospace;font-size:.87em;background:#14171e;
  border:1px solid var(--line);border-radius:5px;padding:2px 6px;color:var(--mint)}
.prose pre{background:#0a0b0f;border:1px solid var(--line);border-radius:12px;padding:20px;
  overflow-x:auto;font-size:13.5px;line-height:1.7;position:relative}
.prose pre code{background:none;border:0;padding:0;color:#d6d2c7;font-size:inherit}
.prose img{border:1px solid var(--line);border-radius:12px;margin:8px 0}
.prose figure{margin:26px 0}
.prose figcaption{font-family:"JetBrains Mono",monospace;font-size:12.5px;color:var(--ink-faint);
  margin-top:10px;text-align:center}
.prose table{width:100%;border-collapse:collapse;font-size:.94rem}
.prose th,.prose td{padding:11px 13px;border:1px solid var(--line);text-align:left;vertical-align:top}
.prose th{background:var(--panel);font-family:"JetBrains Mono",monospace;font-size:12px;
  text-transform:uppercase;letter-spacing:.5px;color:var(--amber);font-weight:700}
.prose hr{border:0;border-top:1px solid var(--line);margin:40px 0}

/* Encadrés pédagogiques, générés depuis le markdown */
.note{border-radius:12px;padding:20px 22px;border:1px solid;font-size:1rem;line-height:1.65}
.note>*+*{margin-top:12px}
.note .nt{font-family:"JetBrains Mono",monospace;font-size:11.5px;text-transform:uppercase;
  letter-spacing:1px;font-weight:700;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.note-warn{background:rgba(255,171,61,.07);border-color:rgba(255,171,61,.32)}
.note-warn .nt{color:var(--amber)}
.note-danger{background:rgba(255,107,107,.07);border-color:rgba(255,107,107,.32)}
.note-danger .nt{color:var(--red)}
.note-tip{background:rgba(111,247,176,.06);border-color:rgba(111,247,176,.28)}
.note-tip .nt{color:var(--mint-deep)}
.note-real{background:var(--panel);border-color:var(--line)}
.note-real .nt{color:var(--ink-dim)}

.lesson-nav{display:flex;justify-content:space-between;gap:14px;margin-top:56px;
  padding-top:28px;border-top:1px solid var(--line);flex-wrap:wrap}
.lesson-nav a{font-family:"JetBrains Mono",monospace;font-size:13px;color:var(--ink-dim);
  border:1px solid var(--line);border-radius:10px;padding:12px 18px;transition:.2s;max-width:46%}
.lesson-nav a:hover{border-color:var(--amber);color:var(--ink)}
.lesson-nav a small{display:block;color:var(--ink-faint);font-size:11px;margin-bottom:3px}
@media(max-width:640px){.lesson-nav a{max-width:100%;flex:1}}

/* ---------- PAYWALL ---------- */
.paywall{background:linear-gradient(180deg,transparent,var(--bg) 42%);margin-top:-160px;
  padding-top:170px;position:relative;z-index:2}
.paywall-in{background:var(--panel);border:1px solid var(--amber);border-radius:18px;
  padding:38px;text-align:center;box-shadow:0 30px 70px -40px rgba(255,171,61,.4)}

/* ---------- TABLEAUX D'ADMIN ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:.92rem}
.tbl th{font-family:"JetBrains Mono",monospace;font-size:11.5px;text-transform:uppercase;
  letter-spacing:.6px;color:var(--ink-faint);text-align:left;padding:11px 12px;border-bottom:1px solid var(--line)}
.tbl td{padding:12px;border-bottom:1px solid var(--line-soft);color:var(--ink-dim)}
.tbl tr:hover td{background:var(--panel)}
.tbl .num{text-align:right;font-family:"JetBrains Mono",monospace;color:var(--ink)}
.pill{font-family:"JetBrains Mono",monospace;font-size:11px;padding:3px 9px;border-radius:99px;
  text-transform:uppercase;letter-spacing:.4px;display:inline-block}
.pill-paid{background:rgba(111,247,176,.15);color:var(--mint-deep)}
.pill-pending{background:rgba(255,171,61,.15);color:var(--amber)}
.pill-other{background:rgba(255,107,107,.13);color:var(--red)}
.kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:34px}
@media(max-width:820px){.kpi{grid-template-columns:repeat(2,1fr)}}
.kpi div{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px}
.kpi b{display:block;font-family:"Bricolage Grotesque",sans-serif;font-size:1.9rem;
  color:var(--amber);letter-spacing:-1px;margin-bottom:3px}
.kpi span{font-family:"JetBrains Mono",monospace;font-size:11.5px;color:var(--ink-faint);
  text-transform:uppercase;letter-spacing:.6px}

/* ---------- PIED DE PAGE ---------- */
footer.ft{border-top:1px solid var(--line);padding:54px 0 34px;margin-top:40px;position:relative;z-index:1}
.ft-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;margin-bottom:38px}
@media(max-width:860px){.ft-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.ft-grid{grid-template-columns:1fr}}
.ft h5{font-family:"JetBrains Mono",monospace;font-size:11.5px;text-transform:uppercase;
  letter-spacing:1px;color:var(--ink-faint);margin-bottom:14px}
.ft a{display:block;color:var(--ink-dim);font-size:.93rem;padding:5px 0;transition:color .2s}
.ft a:hover{color:var(--amber)}
.ft .about{color:var(--ink-dim);font-size:.93rem;max-width:34ch}
.ft-bot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;
  border-top:1px solid var(--line-soft);font-family:"JetBrains Mono",monospace;font-size:12.5px;color:var(--ink-faint)}

/* ---------- DIVERS ---------- */
.badge{font-family:"JetBrains Mono",monospace;font-size:11.5px;padding:4px 11px;border-radius:99px;
  border:1px solid var(--line);color:var(--ink-dim);display:inline-block}
.badge.amber{border-color:rgba(255,171,61,.4);color:var(--amber);background:rgba(255,171,61,.07)}
.badge.mint{border-color:rgba(111,247,176,.35);color:var(--mint-deep);background:rgba(111,247,176,.06)}
.hr{height:1px;background:var(--line);margin:0}
.stack{display:flex;flex-direction:column;gap:14px}
.sticky-buy{position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(13,14,18,.95);
  backdrop-filter:blur(10px);border-top:1px solid var(--line);padding:12px 24px;
  display:none;align-items:center;gap:16px;justify-content:space-between}
.sticky-buy.show{display:flex}
.sticky-buy .t{font-family:"JetBrains Mono",monospace;font-size:13px;color:var(--ink-dim)}
.sticky-buy .t b{color:var(--ink);display:block;font-size:15px}
@media(max-width:640px){.sticky-buy .t{display:none}.sticky-buy{justify-content:center}}