/* ============================================================
   Allokin — Curso de Investimentos · estilo compartilhado
   (carregado por todas as páginas do curso; abre em file://)
   ============================================================ */
:root{
  --bg:#0e1422; --bg2:#141c2e; --card:#18223a; --line:#26314e;
  --txt:#eef2fb; --mut:#9fb0d0; --gold:#e3b341; --green:#4ec38a;
  --accent:#5b8cff; --red:#e3685b; --violet:#a987ff;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:linear-gradient(160deg,#0b1020,#0e1422 40%,#101a30); color:var(--txt);
  font-family:"Segoe UI",system-ui,-apple-system,sans-serif; line-height:1.65;
  padding:3vh 5vw; max-width:1080px; margin:0 auto; font-size:1.06rem;}

/* topo */
header{border-bottom:1px solid var(--line); padding-bottom:1.1rem; margin-bottom:1.2rem;
  display:flex; align-items:center; gap:1rem; flex-wrap:wrap}
.logo{font-size:1.9rem; font-weight:800; letter-spacing:-1px}
.logo span{color:var(--gold)}
.crumb{color:var(--mut); font-size:.9rem}
.crumb b{color:var(--txt)}
nav.top{margin-left:auto; display:flex; gap:.8rem; font-size:.9rem}
nav.top a, .navbtn{color:var(--accent); text-decoration:none; border:1px solid var(--line);
  padding:.3rem .7rem; border-radius:8px; white-space:nowrap}
nav.top a:hover, .navbtn:hover{border-color:var(--accent)}

/* títulos de aula */
.kicker{color:var(--gold); text-transform:uppercase; letter-spacing:1.5px; font-size:.8rem; font-weight:700}
h1{font-size:2.1rem; line-height:1.2; margin:.2rem 0 .5rem; letter-spacing:-.5px}
.meta{display:flex; gap:.6rem; flex-wrap:wrap; margin-bottom:1.4rem}
.badge{font-size:.78rem; color:var(--mut); border:1px solid var(--line); padding:.18rem .6rem; border-radius:99px}
.badge.lv1{color:var(--green);border-color:rgba(78,195,138,.4)}
.badge.lv2{color:var(--gold);border-color:rgba(227,179,65,.4)}
.badge.lv3{color:var(--violet);border-color:rgba(169,135,255,.4)}

h2{font-size:1.5rem; margin:2rem 0 .7rem; color:var(--txt)}
h3{font-size:1.15rem; margin:1.4rem 0 .5rem; color:var(--accent)}
p{margin-bottom:.9rem}
ul,ol{margin:.2rem 0 1rem 1.3rem} li{margin-bottom:.45rem}
strong,b{color:#fff}
.lead{font-size:1.18rem; color:var(--mut); margin-bottom:1.2rem}

/* caixas didáticas */
.box{border-radius:12px; padding:1rem 1.25rem; margin:1.3rem 0; border:1px solid var(--line)}
.term{background:rgba(91,140,255,.08); border-left:4px solid var(--accent)}
.term .h{color:var(--accent); font-weight:700; font-size:.8rem; text-transform:uppercase; letter-spacing:.6px; margin-bottom:.3rem}
.ex{background:rgba(227,179,65,.08); border-left:4px solid var(--gold)}
.ex .h{color:var(--gold); font-weight:700; font-size:.8rem; text-transform:uppercase; letter-spacing:.6px; margin-bottom:.3rem}
.sis{background:rgba(169,135,255,.08); border-left:4px solid var(--violet)}
.sis .h{color:var(--violet); font-weight:700; font-size:.8rem; text-transform:uppercase; letter-spacing:.6px; margin-bottom:.3rem}
.sis code{color:var(--violet); background:rgba(169,135,255,.12); padding:.05rem .35rem; border-radius:5px; font-size:.9em}
.warn{background:rgba(227,104,91,.1); border-left:4px solid var(--red)}
.warn .h{color:var(--red); font-weight:700; font-size:.8rem; text-transform:uppercase; letter-spacing:.6px; margin-bottom:.3rem}
.key{background:var(--bg2); border:1px solid var(--line)}
.key .h{color:var(--gold); font-weight:700; font-size:.85rem; text-transform:uppercase; letter-spacing:.6px; margin-bottom:.5rem}
.key ul{margin-bottom:0} .key li{margin-bottom:.35rem}
.pense{background:linear-gradient(90deg,rgba(78,195,138,.1),transparent); border-left:4px solid var(--green)}
.pense .h{color:var(--green); font-weight:700; font-size:.8rem; text-transform:uppercase; letter-spacing:.6px; margin-bottom:.3rem}

/* figuras / gráficos */
figure{margin:1.4rem 0; background:var(--bg2); border:1px solid var(--line); border-radius:12px; padding:1rem 1rem .6rem}
figure svg{width:100%; height:auto; display:block}
figcaption{color:var(--mut); font-size:.85rem; text-align:center; margin-top:.5rem}
.svg-axis{stroke:var(--line); stroke-width:1}
.svg-grid{stroke:var(--line); stroke-width:.5; stroke-dasharray:3 3}
.svg-lbl{fill:var(--mut); font-size:11px; font-family:"Segoe UI",sans-serif}
.svg-lbl.b{fill:var(--txt); font-weight:700}

/* tabelas */
table{width:100%; border-collapse:collapse; margin:1.2rem 0; font-size:.98rem}
th,td{text-align:left; padding:.55rem .6rem; border-bottom:1px solid var(--line)}
th{color:var(--mut); font-size:.8rem; text-transform:uppercase; letter-spacing:.5px}
td.num{text-align:right; font-variant-numeric:tabular-nums}

/* navegação inferior */
.nav-bottom{display:flex; justify-content:space-between; gap:1rem; margin-top:2.4rem;
  border-top:1px solid var(--line); padding-top:1.2rem; flex-wrap:wrap}
.nav-bottom a{color:var(--accent); text-decoration:none; border:1px solid var(--line);
  padding:.6rem 1rem; border-radius:10px; max-width:46%}
.nav-bottom a:hover{border-color:var(--accent)}
.nav-bottom a small{display:block; color:var(--mut); font-size:.72rem; text-transform:uppercase; letter-spacing:.5px}
.nav-bottom a.next{text-align:right; margin-left:auto}

.foot{color:var(--mut); font-size:.82rem; text-align:center; margin-top:1.6rem; border-top:1px solid var(--line); padding-top:1rem}

/* ====== índice (hub) ====== */
.hero{font-size:1.35rem; color:var(--mut); margin:.4rem 0 1.6rem; max-width:62ch}
.modulo{margin:1.8rem 0}
.modulo .mh{display:flex; align-items:baseline; gap:.7rem; margin-bottom:.7rem}
.modulo .mh .mn{font-size:1.6rem; font-weight:800; color:var(--gold)}
.modulo .mh h2{margin:0; font-size:1.25rem}
.modulo .mh .md{color:var(--mut); font-size:.9rem; margin-left:auto}
.aulas{display:grid; grid-template-columns:repeat(2,1fr); gap:.6rem}
.al{display:flex; gap:.7rem; align-items:flex-start; background:var(--card); border:1px solid var(--line);
  border-radius:10px; padding:.7rem .85rem; text-decoration:none; color:var(--txt)}
.al:hover{border-color:var(--accent)}
.al.soon{opacity:.5}
.al .num{font-weight:800; color:var(--gold); font-variant-numeric:tabular-nums; min-width:2.1rem}
.al .ti{font-size:.97rem; line-height:1.35} .al .ti small{display:block; color:var(--mut); font-size:.8rem}
.al .tag{margin-left:auto; font-size:.66rem; color:var(--mut); border:1px solid var(--line); padding:.05rem .4rem; border-radius:99px; align-self:center}
@media(max-width:820px){.aulas{grid-template-columns:1fr} .nav-bottom a{max-width:100%}}

/* ====== quiz (revelação sem JS via <details>) ====== */
.quiz{background:var(--bg2); border:1px solid var(--line); border-radius:14px; padding:1.1rem 1.3rem; margin:1.8rem 0}
.quiz .qh{color:var(--gold); font-weight:700; font-size:.9rem; text-transform:uppercase; letter-spacing:.6px; margin-bottom:.8rem}
.quiz ol{margin:0 0 0 1.2rem} .quiz>ol>li{margin-bottom:1.1rem}
.quiz .opts{color:var(--mut); margin:.45rem 0 .55rem; font-size:.97rem}
.quiz .opts span{display:block; margin:.12rem 0}
.quiz details{background:rgba(78,195,138,.07); border:1px solid rgba(78,195,138,.25); border-radius:8px; padding:.35rem .75rem}
.quiz details[open]{padding-bottom:.7rem}
.quiz summary{cursor:pointer; color:var(--green); font-weight:600; font-size:.9rem; list-style:none}
.quiz summary::-webkit-details-marker{display:none}
.quiz summary::before{content:"▸ ver resposta"}
.quiz details[open] summary::before{content:"▾ resposta"}
.quiz summary{font-size:0}
.quiz summary::before{font-size:.9rem}
.quiz details p{margin:.55rem 0 0; font-size:.95rem; color:var(--txt)}
.quiz details p b{color:var(--green)}

/* ====== glossário ====== */
.alpha{position:sticky; top:0; background:#0e1422; padding:.55rem 0; display:flex; gap:.35rem; flex-wrap:wrap; border-bottom:1px solid var(--line); margin-bottom:.4rem; z-index:5}
.alpha a{color:var(--accent); text-decoration:none; font-weight:700; border:1px solid var(--line); padding:.1rem .5rem; border-radius:6px; font-size:.85rem}
.alpha a:hover{border-color:var(--accent)}
.gletter{color:var(--gold); font-size:1.4rem; font-weight:800; margin:1.6rem 0 .3rem; padding-bottom:.2rem; border-bottom:2px solid var(--line)}
.gterm{border-bottom:1px solid var(--line); padding:.85rem 0}
.gterm dt{color:var(--txt); font-weight:700; font-size:1.08rem; margin-bottom:.25rem}
.gterm dd{color:var(--mut); margin:0; font-size:.98rem}
.gterm dd .ref{color:var(--accent); font-size:.8rem; text-decoration:none}
.gterm dd .ref:hover{text-decoration:underline}