/* Curso "Análise Fundamentalista com IA" — índice (/curso) e player (/curso/:slug).
   Sistema visual Asset Hero claro (specs/instagram/instagram_design_guide.md),
   adaptado para leitura em tela: mesma paleta, mesma tipografia, mesmo verde. */

:root{
  --green:#46BC5C; --green-dark:#238D43; --green-soft:#E9F7EC; --green-line:#BFE6C9;
  --ink:#172039; --muted:#7785A0; --card:#F7F9F7; --line:#E8ECF0;
  --radius:22px;
  --shell:1220px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:Poppins,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#fff;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--shell);margin:0 auto;padding:0 22px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* fundo suave, na linha das capas dos vídeos */
.glow{position:fixed;inset:0;z-index:-1;overflow:hidden;background:#fff;pointer-events:none}
.glow span{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55}
.glow span:nth-child(1){width:620px;height:620px;background:#DFF3E4;top:-240px;right:-160px}
.glow span:nth-child(2){width:560px;height:560px;background:#EAF1F8;bottom:-260px;left:-180px}

/* ---------------------------------------------------------------- topo */
.top{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.top-brand{display:flex;align-items:center;gap:14px;min-width:0}
.top-brand img{height:34px;width:auto}
.top-brand .tag{display:flex;align-items:center;gap:10px;padding-left:14px;border-left:1px solid var(--line);
  font-size:14px;font-weight:700;letter-spacing:.12em;color:var(--green-dark);white-space:nowrap}
.top-links{display:flex;align-items:center;gap:10px}
.top-links a{font-size:15px;font-weight:600;color:var(--muted);padding:9px 14px;border-radius:99px}
.top-links a:hover{color:var(--ink);background:var(--card)}
.top-links a.solid{background:var(--ink);color:#fff}
.top-links a.solid:hover{background:#0f1729;color:#fff}

/* ---------------------------------------------------------------- botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 26px;
  border-radius:99px;font-weight:700;font-size:16px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .2s cubic-bezier(.2,.8,.2,1),box-shadow .2s,background .2s,border-color .2s}
.btn svg{width:18px;height:18px;flex:0 0 18px}
.btn-primary{background:var(--green-dark);color:#fff;box-shadow:0 12px 26px rgba(35,141,67,.26)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(35,141,67,.32)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--green);transform:translateY(-2px)}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}

/* ---------------------------------------------------------------- índice */
.hero{padding:64px 0 26px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:800;
  letter-spacing:.16em;color:var(--green-dark);background:var(--green-soft);
  padding:8px 16px;border-radius:99px}
.hero h1{margin-top:22px;font-size:clamp(36px,5.4vw,62px);font-weight:800;line-height:1.05;letter-spacing:-.03em;max-width:17ch}
.hero h1 em{font-style:normal;color:var(--green-dark)}
.hero .lede{margin-top:22px;max-width:62ch;font-size:clamp(17px,2vw,21px);line-height:1.55;color:var(--muted)}
.hero-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero-facts{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px 26px;font-size:15px;font-weight:600;color:var(--muted)}
.hero-facts span{display:inline-flex;align-items:center;gap:9px}
.hero-facts b{color:var(--ink);font-weight:700}
.hero-facts i{width:7px;height:7px;border-radius:50%;background:var(--green);font-style:normal}

/* progresso */
.progress-card{margin:46px 0 8px;padding:22px 26px;background:var(--card);border-radius:var(--radius);
  display:flex;flex-wrap:wrap;align-items:center;gap:18px 26px;border:1px solid var(--line)}
.progress-card .pl{font-size:15px;font-weight:700}
.progress-card .pl b{color:var(--green-dark)}
.bar{flex:1;min-width:220px;height:10px;border-radius:99px;background:#E3E8EE;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--green);border-radius:99px;transition:width .5s cubic-bezier(.2,.8,.2,1)}
.progress-card .reset{font-size:14px;font-weight:600;color:var(--muted);background:none;border:0;cursor:pointer;text-decoration:underline}
.progress-card .reset:hover{color:var(--ink)}

/* destaque do módulo em vídeo */
.feature{margin-top:44px;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
  padding:34px;background:var(--card);border-radius:30px;border:1px solid var(--line)}
.feature .shot{position:relative;display:block;border-radius:18px;overflow:hidden;background:#fff;
  box-shadow:0 22px 50px rgba(16,25,43,.16);aspect-ratio:16/9}
.feature .shot img{width:100%;height:100%;object-fit:cover;display:block}
.feature .shot .play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(23,32,57,.14);transition:background .25s}
.feature .shot:hover .play{background:rgba(23,32,57,.26)}
.feature .shot .play i{width:74px;height:74px;border-radius:50%;background:#fff;display:flex;
  align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(16,25,43,.3)}
.feature .shot .play svg{width:26px;height:26px;margin-left:4px;fill:var(--green-dark)}
.feature h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.12;letter-spacing:-.02em}
.feature .k{font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--green-dark);margin-bottom:14px}
.feature p{margin-top:16px;font-size:17px;line-height:1.55;color:var(--muted)}
.feature .btn{margin-top:26px}

/* grade de módulos */
.section-head{margin:64px 0 24px;display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.section-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;letter-spacing:-.025em}
.section-head p{font-size:16px;color:var(--muted);max-width:52ch;margin-top:8px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:20px;padding-bottom:80px}
.mod{position:relative;display:flex;flex-direction:column;padding:26px 26px 24px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,border-color .25s}
.mod:hover{transform:translateY(-4px);border-color:var(--green-line);box-shadow:0 18px 40px rgba(16,25,43,.1)}
.mod .row{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.mod .num{flex:0 0 44px;height:44px;border-radius:12px;background:var(--green-soft);color:var(--green-dark);
  display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:800}
.mod.done .num{background:var(--green);color:#fff}
.mod .lb{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--muted)}
.mod h3{font-size:20px;font-weight:800;line-height:1.25;letter-spacing:-.015em}
.mod p{margin-top:12px;font-size:15px;line-height:1.55;color:var(--muted);flex:1}
.mod .foot{margin-top:20px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.pill{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;padding:7px 13px;border-radius:99px}
.pill.video{background:var(--green-soft);color:var(--green-dark)}
.pill.soon{background:#F1F3F7;color:var(--muted)}
.pill.done{background:var(--green);color:#fff}
.pill svg{width:13px;height:13px}
.mod .go{font-size:14px;font-weight:700;color:var(--green-dark);display:inline-flex;align-items:center;gap:7px}
.mod .go svg{width:15px;height:15px}

/* ---------------------------------------------------------------- módulo */
.crumb{padding:26px 0 0;font-size:14px;font-weight:600;color:var(--muted);display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.crumb a:hover{color:var(--ink)}
.crumb svg{width:13px;height:13px;opacity:.6}

.layout{display:grid;grid-template-columns:minmax(0,1fr) 342px;gap:40px;padding:22px 0 80px;align-items:start}
.player-head .k{font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--green-dark)}
.player-head h1{margin-top:12px;font-size:clamp(28px,3.8vw,44px);font-weight:800;line-height:1.1;letter-spacing:-.03em}
.player-head .lede{margin-top:16px;font-size:17px;line-height:1.6;color:var(--muted);max-width:70ch}

.stagebox{margin-top:26px;border-radius:22px;overflow:hidden;background:#0d1424;
  box-shadow:0 26px 60px rgba(16,25,43,.22);aspect-ratio:16/9}
.stagebox video{display:block;width:100%;height:100%;background:#0d1424}
.soonbox{margin-top:26px;border-radius:22px;background:var(--card);border:1px dashed var(--green-line);
  padding:56px 34px;text-align:center}
.soonbox .ic{width:64px;height:64px;border-radius:18px;background:#fff;margin:0 auto 20px;display:flex;
  align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(16,25,43,.08)}
.soonbox .ic svg{width:28px;height:28px;stroke:var(--green-dark);fill:none;stroke-width:1.9}
.soonbox h3{font-size:23px;font-weight:800;letter-spacing:-.015em}
.soonbox p{margin:12px auto 0;max-width:46ch;font-size:16px;line-height:1.55;color:var(--muted)}
.soonbox .btn{margin-top:24px}

.underplayer{margin-top:18px;display:flex;flex-wrap:wrap;align-items:center;gap:12px;justify-content:space-between}
.watch-toggle{display:inline-flex;align-items:center;gap:11px;padding:12px 20px;border-radius:99px;
  border:1.5px solid var(--line);background:#fff;font-size:15px;font-weight:700;cursor:pointer;color:var(--ink)}
.watch-toggle:hover{border-color:var(--green)}
.watch-toggle .box{width:20px;height:20px;border-radius:6px;border:2px solid #C9D2DE;display:flex;
  align-items:center;justify-content:center;transition:background .2s,border-color .2s}
.watch-toggle .box svg{width:12px;height:12px;stroke:#fff;fill:none;stroke-width:3;opacity:0;transition:opacity .2s}
.watch-toggle.on{border-color:var(--green);background:var(--green-soft);color:var(--green-dark)}
.watch-toggle.on .box{background:var(--green);border-color:var(--green)}
.watch-toggle.on .box svg{opacity:1}
.hint{font-size:13.5px;color:var(--muted)}
.hint kbd{font-family:inherit;font-size:12px;font-weight:700;background:var(--card);border:1px solid var(--line);
  border-radius:6px;padding:2px 7px;margin:0 2px}

.topics{margin-top:40px}
.topics h2{font-size:20px;font-weight:800;letter-spacing:-.01em;margin-bottom:18px}
.topics ul{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px}
.topics li{display:flex;gap:14px;padding:18px 20px;background:var(--card);border-radius:16px;
  font-size:15.5px;font-weight:600;line-height:1.45}
.topics li svg{width:19px;height:19px;flex:0 0 19px;margin-top:2px;stroke:var(--green-dark);fill:none;stroke-width:2.2}

/* navegação entre módulos */
.pager{margin-top:44px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pager a{display:flex;flex-direction:column;gap:6px;padding:22px 24px;border:1px solid var(--line);
  border-radius:var(--radius);transition:border-color .25s,transform .25s,box-shadow .25s;background:#fff}
.pager a:hover{border-color:var(--green-line);transform:translateY(-3px);box-shadow:0 14px 34px rgba(16,25,43,.08)}
.pager .dir{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--muted);display:flex;align-items:center;gap:8px}
.pager .dir svg{width:14px;height:14px}
.pager .nx{text-align:right;align-items:flex-end}
.pager .nx .dir{flex-direction:row-reverse}
.pager .tt{font-size:17px;font-weight:800;line-height:1.3;letter-spacing:-.01em}
/* espaçador da grade quando não existe módulo anterior */
.pager .empty{border:0;background:none;pointer-events:none}

/* barra lateral com todos os módulos */
.rail{position:sticky;top:96px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden}
.rail-head{padding:20px 22px;border-bottom:1px solid var(--line)}
.rail-head .t{font-size:15px;font-weight:800}
.rail-head .s{margin-top:10px;font-size:13px;color:var(--muted)}
.rail-head .bar{margin-top:12px}
.rail-scroll{max-height:min(70vh,620px);overflow-y:auto;overscroll-behavior:contain}
.rail ol{list-style:none}
.rail-part{position:sticky;top:0;z-index:1;background:#fff;padding:14px 22px 8px;
  font-size:11.5px;font-weight:800;letter-spacing:.12em;color:var(--muted);
  border-bottom:1px solid var(--line)}
.rail li a{display:flex;gap:14px;align-items:flex-start;padding:14px 22px;border-left:4px solid transparent;transition:background .2s}
.rail li a:hover{background:var(--card)}
.rail li.current a{background:var(--green-soft);border-left-color:var(--green)}
.rail .n{flex:0 0 30px;height:30px;border-radius:9px;background:var(--card);color:var(--muted);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800}
.rail li.current .n{background:var(--green);color:#fff}
.rail li.done .n{background:var(--green-dark);color:#fff}
.rail .tx{min-width:0}
.rail .tx b{display:block;font-size:14.5px;font-weight:700;line-height:1.3;letter-spacing:-.01em}
.rail li.current .tx b{color:var(--green-dark)}
.rail .tx span{display:block;margin-top:4px;font-size:11.5px;font-weight:700;letter-spacing:.1em;color:var(--muted)}
.rail-foot{padding:16px 22px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);line-height:1.5}

/* ---------------------------------------------------------------- rodapé */
footer.site{border-top:1px solid var(--line);padding:28px 0 44px;margin-top:20px}
footer.site .wrap{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
  font-size:13.5px;color:var(--muted)}
footer.site a:hover{color:var(--ink)}

/* ---------------------------------------------------------------- mobile */
@media (max-width:1040px){
  .layout{grid-template-columns:1fr;gap:30px}
  .rail{position:static}
  .rail-scroll{max-height:none}
  .feature{grid-template-columns:1fr;padding:22px}
}
@media (max-width:720px){
  .top .wrap{height:64px}
  .top-brand .tag{display:none}
  .top-links a:not(.solid){display:none}
  .hero{padding:40px 0 18px}
  .hero h1{max-width:none}
  .progress-card{margin-top:32px;padding:18px 20px}
  .section-head{margin:46px 0 18px}
  .grid{grid-template-columns:1fr;padding-bottom:56px}
  .pager{grid-template-columns:1fr}
  .pager .nx{text-align:left;align-items:flex-start}
  .pager .nx .dir{flex-direction:row}
  .hint{display:none}
  .stagebox{margin-left:-22px;margin-right:-22px;border-radius:0}
  .topics ul{grid-template-columns:1fr}
}

/* ---------------------------------------------------------------- partes */
/* Com dezenas de módulos, o índice agrupa a trilha nas partes de
   courseCatalog.js em vez de listar tudo numa grade única. */
.part{padding-bottom:14px}
.part + .part{margin-top:44px}
.part-head{display:flex;align-items:center;gap:18px;margin-bottom:20px;
  padding-bottom:16px;border-bottom:1px solid var(--line)}
.part-num{flex:0 0 42px;height:42px;border-radius:12px;background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:800}
.part-head h3{font-size:22px;font-weight:800;letter-spacing:-.02em;line-height:1.2}
.part-head p{margin-top:4px;font-size:14.5px;color:var(--muted)}
.part-count{margin-left:auto;flex:0 0 auto;font-size:13px;font-weight:700;color:var(--muted);
  background:var(--card);padding:8px 14px;border-radius:99px;white-space:nowrap}
.part .grid{padding-bottom:0}
.part:last-of-type .grid{padding-bottom:80px}

@media (max-width:720px){
  .part + .part{margin-top:34px}
  .part-head{flex-wrap:wrap;gap:12px}
  .part-count{margin-left:0;order:3}
}