:root {
  --bg: #111111;
  --panel: #1b1b1b;
  --panel2: #232323;
  --line: #333;
  --ink: #f4f4f4;
  --dim: #a8a8a8;
  --acc: #ff9900;
  --acc-ink: #111;
  --green: #36c46f;
  --amber: #ffb000;
  --red: #ff5a4f;
  --r: 14px;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body { font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; -webkit-text-size-adjust: 100%; }
button { font: inherit; }
a { color: var(--acc); }

.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 12px; padding: 10px 16px; background: rgba(17,17,17,.96); border-bottom: 1px solid var(--line); }
.brand img { display: block; }
.brand-t { display: flex; flex-direction: column; line-height: 1.1; flex: 1; min-width: 0; }
.brand-t b { font-size: 18px; letter-spacing: .02em; }
.brand-t span { font-size: 12.5px; color: var(--acc); }
.progress { height: 4px; background: #222; position: sticky; top: 65px; z-index: 19; }
#bar { height: 100%; width: 0; background: var(--acc); transition: width .3s; }

main { max-width: 760px; margin: 0 auto; padding: 20px 16px 40px; outline: none; }
.step-k { color: var(--acc); font-size: 13px; letter-spacing: .12em; text-transform: uppercase; font-weight: 700; }
h1 { font-size: 26px; line-height: 1.15; margin: 6px 0 6px; }
.lead { color: var(--dim); margin: 0 0 18px; }
.field { margin: 22px 0; }
.field > label, .field .q { display: block; font-weight: 700; font-size: 17px; margin-bottom: 4px; }
.field .help { color: var(--dim); font-size: 14px; margin: 0 0 10px; }

.opts { display: grid; gap: 10px; }
.opts.chips { grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); }
.opts.two { grid-template-columns: 1fr 1fr; }
.opt { position: relative; text-align: left; background: var(--panel); color: var(--ink); border: 2px solid var(--line); border-radius: var(--r); padding: 13px 14px; cursor: pointer; min-height: 52px; transition: border-color .15s, background .15s; }
.opt:hover { border-color: #555; }
.opt .ol { display: block; font-weight: 700; }
.opt .os { display: block; color: var(--dim); font-size: 14px; margin-top: 2px; }
.opt.on { border-color: var(--acc); background: #2a2010; }
.opt.on::after { content: "✓"; position: absolute; right: 12px; top: 10px; color: var(--acc); font-weight: 900; }
.opts.chips .opt { text-align: center; padding: 12px 6px; }
.opts.chips .opt.on::after { display: none; }
.opt.locked { opacity: .38; border-style: dashed; }
.opt.locked .ol::before { content: "🔒 "; }
.opt.locked:hover { border-color: var(--line); }
.opt:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid var(--acc); outline-offset: 2px; }

.num { display: flex; gap: 10px; align-items: center; }
.num input { width: 140px; font: inherit; font-size: 22px; font-weight: 700; padding: 10px 12px; border-radius: var(--r); border: 2px solid var(--line); background: var(--panel); color: var(--ink); }
.num span { color: var(--dim); }
.hint { margin-top: 10px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font-size: 14px; color: var(--dim); }
.hint b { color: var(--ink); }

.nav { display: flex; gap: 10px; margin-top: 28px; }
.nav .primary { flex: 1; }
button.primary { background: var(--acc); color: var(--acc-ink); border: 0; border-radius: var(--r); padding: 15px 18px; font-weight: 800; font-size: 17px; cursor: pointer; }
button.primary:disabled { opacity: .35; cursor: not-allowed; }
button.ghost { background: transparent; color: var(--ink); border: 2px solid var(--line); border-radius: var(--r); padding: 13px 16px; font-weight: 700; cursor: pointer; }
button.small { padding: 7px 11px; font-size: 13px; border-radius: 10px; }
.err { color: var(--red); font-size: 14px; margin-top: 8px; min-height: 1em; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; margin: 14px 0; }
.note { border-left: 4px solid var(--amber); }

/* results */
.verdict { border-radius: var(--r); padding: 18px; margin: 6px 0 18px; border: 2px solid; }
.verdict h2 { margin: 4px 0 6px; font-size: 22px; line-height: 1.2; }
.verdict p { margin: 0; color: #ddd; }
.verdict.method { border-color: var(--green); background: #10241a; }
.verdict.needs_higher { border-color: var(--amber); background: #2a2208; }
.verdict.static { border-color: var(--red); background: #2a1210; }
.verdict .tag { font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.verdict.method .tag { color: var(--green); }
.verdict.needs_higher .tag { color: var(--amber); }
.verdict.static .tag { color: var(--red); }

h3.sec { font-size: 15px; letter-spacing: .1em; text-transform: uppercase; color: var(--acc); margin: 26px 0 8px; }
.m { background: var(--panel); border: 2px solid var(--line); border-radius: var(--r); margin: 10px 0; overflow: hidden; }
.m-head { width: 100%; display: flex; gap: 12px; align-items: flex-start; text-align: left; background: none; border: 0; color: var(--ink); padding: 14px; cursor: pointer; }
.m-sec { flex: 0 0 auto; font-weight: 900; color: var(--acc); font-size: 18px; min-width: 44px; }
.m-t { flex: 1; }
.m-t b { display: block; font-size: 16.5px; }
.m-t > span:not(.badges) { display: block; color: var(--dim); font-size: 14px; margin-top: 2px; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.b { display: inline-block; font-size: 12px; font-weight: 700; padding: 3px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--dim); }
.b.rec { background: var(--green); color: #04130a; border-color: var(--green); }
.b.qld { color: var(--acc); border-color: #6a4300; }
.b.lvl { color: #ddd; }
.m.rec { border-color: var(--green); }
.m.locked { opacity: .45; border-style: dashed; }
.m.locked .m-sec::after { content: " 🔒"; font-size: 14px; }
.m-body { padding: 0 14px 14px; border-top: 1px solid var(--line); }
.m-body h4 { margin: 14px 0 6px; font-size: 14px; color: var(--acc); letter-spacing: .06em; text-transform: uppercase; }
.check { display: flex; gap: 10px; align-items: flex-start; padding: 7px 0; border-bottom: 1px solid #262626; }
.check input { width: 22px; height: 22px; accent-color: var(--acc); flex: 0 0 auto; margin-top: 1px; }
.list { margin: 4px 0; padding-left: 20px; }
.list li { margin: 4px 0; }
.why { color: var(--dim); font-size: 14px; }
.why li { margin: 3px 0; }
details.card summary { cursor: pointer; font-weight: 700; }
.static-card { border: 2px solid var(--red); }
.static-card h4 { margin: 0 0 6px; font-size: 18px; }

.rec-form { display: grid; gap: 10px; }
.rec-form label { font-size: 14px; color: var(--dim); display: grid; gap: 4px; }
.rec-form input, .rec-form textarea { font: inherit; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line); background: var(--panel2); color: var(--ink); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.print-only { display: none; }

.modal { position: fixed; inset: 0; z-index: 50; background: rgba(0,0,0,.72); display: grid; place-items: center; padding: 16px; }
.modal[hidden] { display: none; }
.modal-box { background: var(--panel); border: 2px solid var(--red); border-radius: 18px; max-width: 460px; width: 100%; padding: 22px; text-align: center; }
.modal-box h2 { margin: 6px 0 8px; font-size: 20px; }
.modal-box p { color: #ddd; margin: 0 0 18px; }
.m-icon { font-size: 34px; }
.m-actions { display: grid; gap: 10px; }

.foot { max-width: 760px; margin: 0 auto; padding: 10px 16px 40px; color: #8a8a8a; font-size: 13px; border-top: 1px solid var(--line); }
.foot .by { color: var(--acc); }

@media (min-width: 640px) {
  h1 { font-size: 32px; }
  .opts.cols2 { grid-template-columns: 1fr 1fr; }
}

@media print {
  body { background: #fff; color: #000; font-size: 12px; }
  .top, .progress, .nav, .actions, .foot, .modal, .no-print, .m.locked, details.card { display: none !important; }
  .print-only { display: block; }
  main { max-width: none; padding: 0; }
  .card, .m, .verdict { background: #fff !important; color: #000; border-color: #999 !important; }
  .m-body { display: block !important; }
  .m-t span, .why, .verdict p { color: #333; }
  .step-k, h3.sec, .m-sec, .m-body h4 { color: #000; }
  .rec-form input, .rec-form textarea { background: #fff; color: #000; border: 1px solid #999; }
}