:root{
  --green:#1E3A2F; --gold:#B8872A; --gold-l:#D4A84A;
  --ink:#111813; --muted:#5C6B64; --line:#E8EAE8; --bg:#F7F8F7;
  --ok:#1E7F4F; --warn:#B8872A; --bad:#B3261E;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Figtree',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.55}
h1,h2,h3{font-family:'Sora',sans-serif;letter-spacing:-.02em;margin:0}
a{color:var(--green)}
.muted{color:var(--muted)} .small{font-size:13.5px}
.err{color:var(--bad);font-weight:600;margin:10px 0 0}
.kicker{font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}

/* nav */
.nav{background:var(--green);color:#fff}
.nav-in{max-width:1180px;margin:0 auto;padding:14px 20px;display:flex;gap:16px;
  align-items:center;justify-content:space-between;flex-wrap:wrap}
.brand{color:#fff;text-decoration:none;font-family:'Sora',sans-serif;font-weight:700;display:flex;gap:9px;align-items:center}
.brand b{color:var(--gold-l);font-weight:800}
.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--gold-l);display:inline-block}
.nav nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.nav nav a{color:rgba(255,255,255,.86);text-decoration:none;font-weight:600;font-size:14.5px}
.nav nav a:hover{color:#fff}
.who{color:rgba(255,255,255,.6);font-size:13.5px}
.inline{display:inline}
.linkbtn{background:none;border:0;color:rgba(255,255,255,.86);font:inherit;font-weight:600;
  font-size:14.5px;cursor:pointer;padding:0}
.linkbtn:hover{color:#fff;text-decoration:underline}

/* layout */
.wrap{max-width:1000px;margin:0 auto;padding:30px 20px 70px}
.wrap.wide{max-width:1240px}
body.centered{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px}
.auth{width:100%;max-width:420px}
.auth h1{font-size:27px;margin:8px 0 6px}
label{display:block;font-weight:600;font-size:14px;margin:16px 0 6px}
input[type=email],input[type=password],input[type=text]{width:100%;padding:12px 13px;border:1px solid var(--line);
  border-radius:8px;font:inherit;background:#fff;color:var(--ink)}
input:focus-visible,button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.btn{display:inline-block;border:0;border-radius:8px;padding:13px 20px;font:inherit;font-weight:700;
  cursor:pointer;text-decoration:none;text-align:center}
.btn-gold{background:var(--gold);color:#fff;width:100%;margin-top:18px}
.btn-gold:hover{background:#a2761f}
.btn-line{background:#fff;color:var(--green);border:1.5px solid var(--green)}
.btn-sm{padding:9px 14px;font-size:14px;width:auto;margin:0}

/* module cards */
.head{display:flex;gap:16px;align-items:baseline;justify-content:space-between;flex-wrap:wrap;margin-bottom:20px}
.head h1{font-size:26px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px}
.mod{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;display:flex;
  flex-direction:column;gap:10px}
.mod h3{font-size:17px;line-height:1.3}
.pill{display:inline-block;font-size:12px;font-weight:700;padding:4px 10px;border-radius:100px}
.pill.ok{background:rgba(30,127,79,.12);color:var(--ok)}
.pill.mid{background:rgba(184,135,42,.14);color:var(--warn)}
.pill.no{background:rgba(179,38,30,.1);color:var(--bad)}
.pill.none{background:#EEF1EF;color:var(--muted)}
.mod .foot{margin-top:auto;display:flex;gap:10px;align-items:center;justify-content:space-between}

/* quiz */
.q{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:0 0 14px}
.q.bad{border-color:rgba(179,38,30,.45)}
.q.good{border-color:rgba(30,127,79,.4)}
.q .qt{font-weight:700;margin-bottom:12px;display:flex;gap:10px}
.q .qt .n{color:var(--gold);font-family:'Sora',sans-serif}
.opt{display:flex;gap:11px;align-items:flex-start;padding:10px 12px;border:1px solid var(--line);
  border-radius:8px;margin-bottom:8px;cursor:pointer}
.opt:hover{border-color:var(--gold)}
.opt input{margin-top:3px;flex-shrink:0}
.opt.correct{border-color:var(--ok);background:rgba(30,127,79,.07)}
.opt.picked-wrong{border-color:var(--bad);background:rgba(179,38,30,.06)}
.tag{font-size:12px;font-weight:700;margin-left:auto;white-space:nowrap}
.tag.ok{color:var(--ok)} .tag.bad{color:var(--bad)}
.exp{margin:10px 0 0;padding:11px 13px;background:var(--bg);border-radius:8px;font-size:14.5px;color:var(--muted)}
.bar{position:sticky;bottom:0;background:#fff;border-top:1px solid var(--line);padding:14px 20px;
  display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap;
  margin:18px -20px -70px}
.prog{height:6px;background:var(--line);border-radius:4px;overflow:hidden;flex:1;min-width:140px}
.prog i{display:block;height:100%;background:var(--gold);width:0;transition:width .25s ease}

/* results board */
.board{width:100%;border-collapse:collapse;background:#fff;font-size:14px}
.board th,.board td{border:1px solid var(--line);padding:9px 10px;text-align:left}
.board th{background:var(--green);color:#fff;font-family:'Sora',sans-serif;font-size:12.5px;font-weight:700}
.board th.rot{text-align:center;width:58px}
.board td.cell{text-align:center;font-weight:700;cursor:pointer}
.cell.c-ok{background:rgba(30,127,79,.16);color:var(--ok)}
.cell.c-mid{background:rgba(184,135,42,.18);color:#8a6418}
.cell.c-bad{background:rgba(179,38,30,.13);color:var(--bad)}
.cell.c-none{background:#F2F4F2;color:#A9B3AD}
.scroll{overflow-x:auto;border-radius:12px;border:1px solid var(--line)}
.toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:0 0 16px}
.toolbar input[type=text]{width:auto;min-width:220px}
dialog{border:0;border-radius:14px;padding:0;max-width:720px;width:92vw;box-shadow:0 24px 70px rgba(0,0,0,.3)}
dialog::backdrop{background:rgba(5,8,6,.55)}
.dlg-in{padding:24px}
.dlg-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:14px}
.att{border:1px solid var(--line);border-radius:10px;padding:14px;margin-bottom:12px}
.ok-note{background:rgba(30,127,79,.1);border:1px solid rgba(30,127,79,.3);color:var(--ok);
  padding:11px 14px;border-radius:8px;font-weight:600;margin:0 0 14px}
@media (max-width:640px){
  .wrap{padding:22px 16px 60px}
  .bar{margin:18px -16px -60px}
}