:root{
  --red:#C8102E; --red-ink:#9E0B23; --red-soft:#FBE7EA; --cream:#FBF3F4; --surface:#FFFFFF;
  --ink:#1E1A1C; --muted:#6B6366; --line:#EADCDF; --ok:#1F7A4D; --ok-soft:#E3F3EA; --bad:#B42318; --bad-soft:#FDECEA;
  --r:18px; --shadow:0 1px 2px rgba(30,26,28,.06),0 8px 24px rgba(30,26,28,.06);
  --display:'Cabinet Grotesk','Satoshi',system-ui,sans-serif; --body:'Satoshi',system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--cream);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #1E1A1C;outline-offset:2px}
.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px max(16px,env(safe-area-inset-left));background:rgba(251,243,244,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;color:var(--red);min-width:0}
.mark{width:34px;height:34px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand-text b{font-family:var(--display);font-weight:800;color:var(--ink);font-size:1rem}
.brand-text small{color:var(--muted);font-size:.78rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-actions{display:flex;align-items:center;gap:10px}
.pill{display:flex;align-items:center;gap:8px;font-size:.8rem;font-weight:700;color:var(--red-ink)}
.pill i{display:block;width:64px;height:6px;border-radius:9px;background:var(--red-soft);overflow:hidden}
.pill em{display:block;height:100%;width:0;background:var(--red);transition:width .5s}
.ghost{padding:8px 12px;border:1.5px solid var(--line);border-radius:999px;font-weight:700;font-size:.85rem;background:var(--surface)}
.ghost:hover{border-color:var(--red);color:var(--red)}
main{max-width:980px;margin:0 auto;padding:20px 16px 64px;outline:none}
.fade{animation:fade .35s ease both}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
h1,h2,h3{font-family:var(--display);font-weight:800;letter-spacing:-.01em;line-height:1.08}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 24px;border-radius:14px;background:var(--red);color:#fff;font-weight:700;font-size:1.02rem;transition:transform .15s,background .15s}
.btn:hover{background:var(--red-ink)} .btn:active{transform:scale(.98)}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.btn.light{background:var(--surface);color:var(--ink);border:1.5px solid var(--line)} .btn.light:hover{border-color:var(--ink);background:var(--surface)}
.btn.block{width:100%}
.card{background:var(--surface);border-radius:var(--r);box-shadow:var(--shadow);border:1px solid var(--line)}
.kicker{font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--red)}

/* Intro */
.hero{display:grid;gap:20px;grid-template-columns:1fr;align-items:stretch}
.hero-art{position:relative;border-radius:22px;overflow:hidden;background:var(--red);aspect-ratio:16/9}
.hero-art img{width:100%;height:100%;object-fit:cover;display:block}
.hero-copy h1{font-size:clamp(2rem,6vw,3.2rem);margin:6px 0 10px}
.hero-copy p{color:var(--muted);font-size:1.05rem}
.meta{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 18px}
.chip{padding:6px 12px;border-radius:999px;background:var(--red-soft);color:var(--red-ink);font-weight:700;font-size:.82rem}
.form{display:grid;gap:12px;padding:18px}
label{display:grid;gap:6px;font-weight:700;font-size:.9rem}
input,select{min-height:50px;padding:0 14px;border-radius:12px;border:1.5px solid var(--line);font:inherit;font-size:1rem;background:#fff}
input:focus,select:focus{border-color:var(--red);outline:none;box-shadow:0 0 0 4px var(--red-soft)}
@media(min-width:820px){.hero{grid-template-columns:1.15fr 1fr;gap:28px}.hero-art{aspect-ratio:auto;min-height:100%}}

/* Map */
.map-head{display:flex;justify-content:space-between;align-items:end;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.map-head h2{font-size:clamp(1.5rem,4.5vw,2.2rem)}
.badges{display:flex;gap:6px}
.badge-dot{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--line);color:#fff;font-size:.8rem;font-weight:800}
.badge-dot.on{background:var(--red)}
.lessons{display:grid;gap:12px}
.lesson{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;padding:14px;text-align:left;width:100%}
.lesson .num{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-family:var(--display);font-weight:800;font-size:1.4rem;background:var(--red-soft);color:var(--red)}
.lesson.done .num{background:var(--red);color:#fff}
.lesson.locked{opacity:.55;cursor:not-allowed}
.lesson h3{font-size:1.12rem}
.lesson small{color:var(--muted)}
.tag{font-size:.78rem;font-weight:700;padding:6px 10px;border-radius:999px;background:var(--cream);white-space:nowrap}
.lesson.done .tag{background:var(--ok-soft);color:var(--ok)}
.lesson.next{border-color:var(--red);box-shadow:0 0 0 3px var(--red-soft),var(--shadow)}
.lesson.next .tag{background:var(--red);color:#fff}

/* Player */
.player-wrap{display:grid;gap:14px}
.crumbs{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:.85rem;color:var(--muted);font-weight:700}
.stage{position:relative;border-radius:18px;overflow:hidden;background:#000;aspect-ratio:16/9;box-shadow:var(--shadow)}
.stage img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform-origin:50% 50%}
.stage img.kb{animation:kb 30s linear both}
@keyframes kb{from{transform:scale(1)}to{transform:scale(1.06)}}
.stage .tap{position:absolute;inset:0;display:grid;place-items:center;background:rgba(30,26,28,.45);color:#fff;font-weight:800;font-size:1.1rem}
.stage .tap[hidden]{display:none}
.stage .tap span{display:flex;align-items:center;gap:10px;padding:14px 20px;border-radius:999px;background:var(--red)}
.scrub{height:6px;border-radius:9px;background:var(--line);overflow:hidden}
.scrub i{display:block;height:100%;width:0;background:var(--red)}
.caption{min-height:4.8em;padding:14px 16px;font-size:1.05rem;line-height:1.5}
.caption[hidden]{display:none}
.controls{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.icon-btn{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:var(--surface);border:1.5px solid var(--line)}
.icon-btn:hover{border-color:var(--ink)}
.icon-btn svg{width:22px;height:22px}
.toggle{display:flex;align-items:center;gap:8px;font-weight:700;font-size:.9rem;padding:0 12px;min-height:52px;border-radius:14px;border:1.5px solid var(--line);background:var(--surface)}
.toggle[aria-pressed=true]{border-color:var(--red);color:var(--red)}
.spacer{flex:1}

/* Activities */
.activity{display:grid;gap:16px;max-width:720px;margin:0 auto}
.activity h2{font-size:clamp(1.4rem,4.5vw,2rem)}
.q{padding:20px;font-size:1.12rem;font-weight:700;line-height:1.4}
.options{display:grid;gap:10px}
.opt{display:flex;gap:12px;align-items:flex-start;text-align:left;padding:16px;border-radius:14px;background:var(--surface);border:1.5px solid var(--line);font-weight:500;width:100%;min-height:56px;transition:border-color .15s,background .15s}
.opt:hover:not([disabled]){border-color:var(--ink)}
.opt .l{flex:none;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;background:var(--cream);font-weight:800;font-size:.85rem}
.opt.right{border-color:var(--ok);background:var(--ok-soft)} .opt.right .l{background:var(--ok);color:#fff}
.opt.wrong{border-color:var(--bad);background:var(--bad-soft)} .opt.wrong .l{background:var(--bad);color:#fff}
.opt.picked{border-color:var(--red);background:var(--red-soft)}
.opt[disabled]{cursor:default}
.feedback{padding:16px;border-radius:14px;font-weight:500}
.feedback b{display:block;font-family:var(--display);font-size:1.15rem;margin-bottom:2px}
.feedback.ok{background:var(--ok-soft);color:#14532D} .feedback.no{background:var(--bad-soft);color:#7A1A12}
.sort-card{padding:24px 20px;font-size:1.15rem;font-weight:700;line-height:1.4;min-height:140px;display:flex;align-items:center}
.sort-btns{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.sort-btns .btn{min-height:60px}
.btn.no-h{background:var(--surface);color:var(--ink);border:1.5px solid var(--line)}
.dots{display:flex;gap:6px;justify-content:center}
.dots i{width:8px;height:8px;border-radius:50%;background:var(--line)} .dots i.on{background:var(--red)} .dots i.cur{background:var(--ink)}
.scenario-img{border-radius:16px;overflow:hidden;background:var(--red);color:#fff;padding:20px;display:grid;gap:6px}
.scenario-img .kicker{color:#FFD5DC}
.scenario-img p{font-size:1.1rem;font-weight:700;line-height:1.45}

/* Badge / result */
.center{text-align:center;display:grid;gap:14px;justify-items:center;max-width:560px;margin:0 auto}
.medal{width:132px;height:132px;animation:pop .6s cubic-bezier(.2,1.4,.4,1) both}
@keyframes pop{from{transform:scale(.4) rotate(-10deg);opacity:0}to{transform:none;opacity:1}}
.center h2{font-size:clamp(1.6rem,5vw,2.4rem)}
.center p{color:var(--muted)}
.score{font-family:var(--display);font-weight:800;font-size:3.4rem;color:var(--red);line-height:1}

/* Certificate */
.cert{position:relative;background:#fff;border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow);padding:clamp(24px,5vw,56px);text-align:center;overflow:hidden}
.cert::before{content:"";position:absolute;inset:12px;border:2px solid var(--red);border-radius:14px;pointer-events:none}
.cert .kicker{margin-bottom:8px}
.cert h2{font-size:clamp(1.5rem,4.5vw,2.4rem);margin-bottom:18px}
.cert .who{font-family:var(--display);font-weight:800;font-size:clamp(2rem,7vw,3.4rem);color:var(--red);line-height:1.05;margin:6px 0}
.cert .course{font-weight:700;font-size:1.15rem;margin:6px 0 22px}
.cert-meta{display:flex;justify-content:center;gap:clamp(16px,5vw,48px);flex-wrap:wrap;color:var(--muted);font-size:.9rem}
.cert-meta b{display:block;color:var(--ink);font-size:1.05rem}
.cert-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:18px}
@media print{
  .topbar,.cert-actions,.no-print{display:none!important}
  body,html{background:#fff} main{padding:0;max-width:none}
  .cert{box-shadow:none;border:0;margin-top:20mm}
  @page{size:landscape;margin:12mm}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.pill[hidden]{display:none}
@media(max-width:520px){
  .pill i{width:36px}
  .brand-text small{display:none}
  .controls .spacer{display:none}
  .controls .btn{flex:1 1 40%}
}
.player-wrap{max-width:860px;margin:0 auto}

.hr-status{margin:14px auto 0;font-size:.9rem;color:var(--muted);display:inline-flex;gap:8px;align-items:center;justify-content:center}
.hr-status[hidden]{display:none}
.hr-status.saved{color:var(--ok)}
.hr-status.failed{color:var(--bad)}
.linkbtn{background:none;border:0;padding:0;font:inherit;color:inherit;text-decoration:underline;cursor:pointer;font-weight:600}
@media print{.hr-status{display:none!important}}
.cert-id{font-size:.75rem;color:var(--muted);word-break:break-all;margin-top:10px}