/* АИметр site — tokens and components from the approved mockups (task 918, block 1060) */
:root {
  --bg: #f5f5f7; --surface: #ffffff; --text: #1d1d1f; --muted: #6e6e73; --border: #d2d2d7;
  --brand: #f4a300; --accent: #c18100; --accent-text: #8a5a00; --on-accent: #1d1d1f;
  --glass: color-mix(in srgb, var(--surface) 62%, transparent);
  --edge: color-mix(in srgb, var(--text) 9%, transparent);
  --hi: color-mix(in srgb, var(--surface) 90%, transparent);
  --soft: color-mix(in srgb, var(--text) 6%, transparent);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000; --surface: #141418; --text: #f5f5f7; --muted: #a1a1a6; --border: #1a1a1a;
    --accent: #f4a300; --accent-text: #f4a300; --on-accent: #000000;
    --glass: color-mix(in srgb, var(--surface) 58%, transparent);
    --edge: color-mix(in srgb, var(--text) 12%, transparent);
    --hi: color-mix(in srgb, var(--text) 14%, transparent);
    --soft: color-mix(in srgb, var(--text) 9%, transparent);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100vh; background: var(--bg); color: var(--text); font: 400 16px/1.45 Inter, system-ui, -apple-system, sans-serif; }
body::before { content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(120% 55% at 100% 0%, color-mix(in srgb, var(--brand) 22%, transparent), transparent 62%),
              radial-gradient(90% 45% at 0% 100%, color-mix(in srgb, var(--brand) 12%, transparent), transparent 60%); }
button { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
img { display: block; }

.glass { background: var(--glass); -webkit-backdrop-filter: blur(22px) saturate(180%); backdrop-filter: blur(22px) saturate(180%);
  border: 1px solid var(--edge); box-shadow: inset 0 1px 0 var(--hi), 0 10px 30px -14px rgba(0,0,0,.35); }

/* top bar */
.nav { position: sticky; top: 10px; z-index: 10; max-width: 1180px; margin: 10px auto 0; height: 56px; border-radius: 999px;
  display: flex; align-items: center; gap: 10px; padding: 0 8px 0 18px; width: calc(100% - 24px); }
.logo { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 17px; letter-spacing: -.01em; flex: 1; }
.logo i { width: 28px; height: 28px; border-radius: 50%; background: var(--brand); display: grid; place-items: center; }
.qbar { gap: 8px; padding: 0 6px; }
.qbar .mid { flex: 1; text-align: center; font-weight: 700; font-size: 15px; }

/* buttons */
.cta, .ghost { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; font-weight: 700; white-space: nowrap; cursor: pointer; border: 0; }
.cta { background: var(--brand); color: #1d1d1f; }
.ghost { background: var(--soft); color: var(--text); border: 1px solid var(--edge); font-weight: 600; }
.ghost.dark { background: var(--text); color: var(--bg); border-color: var(--text); }
.s { height: 40px; padding: 0 16px; font-size: 14px; }
.l { height: 56px; padding: 0 26px; font-size: 17px; }
.w { width: 100%; }
.cta:hover { filter: brightness(1.05); }
.cta:focus-visible, .ghost:focus-visible, .ans:focus-visible, .circ:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.circ { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; flex: none; background: var(--soft); border: 0; cursor: pointer; }
.chip { display: inline-flex; align-items: center; gap: 6px; height: 30px; padding: 0 12px; border-radius: 999px; font-size: 13px; font-weight: 600; background: var(--soft); border: 1px solid var(--edge); }
.chip.acc { background: color-mix(in srgb, var(--brand) 20%, transparent); border-color: color-mix(in srgb, var(--brand) 40%, transparent); }

/* type */
.h-xl { font-size: clamp(36px, 6.6vw, 84px); line-height: 1.0; letter-spacing: -.04em; font-weight: 900; margin: 14px 0 14px; }
.h-l { font-size: clamp(26px, 3.6vw, 44px); line-height: 1.06; letter-spacing: -.03em; font-weight: 900; margin: 0 0 10px; }
.h-m { font-size: 19px; line-height: 1.15; letter-spacing: -.015em; font-weight: 800; margin: 0 0 10px; }
.sub { color: var(--muted); font-size: clamp(16px, 1.6vw, 21px); margin: 0 0 26px; max-width: 600px; }
.mut { color: var(--muted); margin: 0; }
.row { display: flex; gap: 8px; align-items: center; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 28px 20px 64px; }
.card { border-radius: 26px; padding: 18px; }

/* landing */
.land { display: grid; grid-template-columns: 1fr 560px; gap: 56px; align-items: center; padding-top: 34px; }
.stairs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; align-items: end; }
.stairs .st { display: flex; flex-direction: column; align-items: center; }
.stairs img { width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; border-radius: 18%; }
.stairs .step { width: 100%; margin-top: 6px; border-radius: 14px 14px 6px 6px; display: flex; align-items: flex-end; justify-content: center; padding-bottom: 6px; font: 700 12px Inter, sans-serif; color: #1d1d1f; }
.stairs .nm { font-size: 13px; font-weight: 700; margin-top: 6px; text-align: center; line-height: 1.15; }
.lvls { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 44px; }
.lvl { display: flex; gap: 12px; align-items: center; padding: 12px 14px; border-radius: 22px; }
.lvl b { font-size: 16px; line-height: 1.2; }
.lvl .rg { font-size: 13px; color: var(--muted); }
.av { border-radius: 50%; flex: none; background-repeat: no-repeat; }
.how { display: grid; gap: 10px; margin-top: 18px; }
.how .n { width: 34px; height: 34px; border-radius: 50%; background: var(--brand); color: #1d1d1f; font-weight: 800; display: grid; place-items: center; flex: none; }

/* question */
.q { max-width: 880px; margin: 0 auto; padding: 34px 20px 64px; }
.segs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.segs .sg { height: 6px; border-radius: 999px; background: var(--soft); overflow: hidden; }
.segs .sg i { display: block; height: 100%; background: var(--accent); border-radius: 999px; transition: width .25s; }
.segs .tl { font-size: 12px; color: var(--muted); margin-top: 6px; line-height: 1.15; }
.segs .tl.on { color: var(--text); font-weight: 700; }
.qt { margin-top: 34px; }
.hint { margin: 14px 0 22px; border-radius: 18px; padding: 12px 16px 14px; }
.hint b { display: block; font-size: 15px; color: var(--accent-text); margin-bottom: 4px; }
.hint p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.45; }
.answers { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ans { display: flex; align-items: center; gap: 12px; padding: 18px 20px; border-radius: 24px; font-size: 17px; font-weight: 600; line-height: 1.3; text-align: left; cursor: pointer; min-height: 84px; width: 100%; }
.ans:hover { border-color: var(--accent); }
.ans .rd { width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--edge); flex: none; display: grid; place-items: center; }
.ans.sel { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent), 0 10px 30px -14px rgba(0,0,0,.35); }
.ans.sel .rd { background: var(--brand); border-color: var(--brand); color: #1d1d1f; }
.keys { text-align: center; color: var(--muted); font-size: 14px; margin-top: 24px; }

/* name */
.namerow { display: flex; gap: 12px; }
.field { flex: 1; height: 64px; border-radius: 22px; padding: 0 20px; font: 700 20px Inter, sans-serif; color: var(--text); outline: none; }
.field:focus { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.gpick { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; max-width: 460px; }
.gpick .ans { flex-direction: column; justify-content: center; gap: 10px; padding: 18px 10px; min-height: 0; }

/* result */
.res { display: grid; grid-template-columns: 460px 1fr; gap: 28px; align-items: start; padding-top: 30px; }
.art { border-radius: 26px; overflow: hidden; position: relative; aspect-ratio: 1 / 1; background: #f3e3bf; }
.art img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }
.art .badge { position: absolute; left: 12px; top: 12px; color: #1d1d1f; background: #fff; border-color: #fff; }
.quote { font-size: 18px; font-style: italic; margin: 0; }
.stub { border-radius: 18px; padding: 14px 18px; color: var(--muted); font-size: 16px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.list li { display: flex; gap: 10px; font-size: 15px; line-height: 1.38; }
.list .dot { width: 22px; height: 22px; border-radius: 50%; flex: none; display: grid; place-items: center; background: color-mix(in srgb, var(--brand) 22%, transparent); }
.guide { display: flex; align-items: center; gap: 20px; background: color-mix(in srgb, var(--brand) 16%, var(--glass)); }
.scale { display: flex; gap: 4px; margin-top: 8px; }
.scale .b { height: 12px; border-radius: 999px; background: var(--soft); }
.scale .b.on { background: var(--brand); }
.scale .t { font-size: 12px; margin-top: 5px; color: var(--muted); }
.scale .t.on { color: var(--text); font-weight: 700; }
.again { display: block; margin: 18px auto 0; background: none; border: 0; color: var(--muted); font-size: 14px; text-decoration: underline; cursor: pointer; }
.toast { position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%); z-index: 30; border-radius: 18px; padding: 12px 18px; font-size: 14px; font-weight: 600; max-width: calc(100% - 32px); text-align: center; }

/* showcase */
.tests { display: grid; grid-template-columns: 1.5fr 1fr; gap: 18px; align-items: start; }
.heroes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.heroes img { width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; border-radius: 18%; }
.soon + .soon { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--edge); }
.foot { max-width: 1180px; margin: 0 auto; padding: 0 20px 34px; font-size: 13px; color: var(--muted); }

.more { font-weight: 700; color: var(--accent-text); text-decoration: none; font-size: 16px; }
.sec { margin-top: 96px; }
.sec .h-l { max-width: 760px; }
.pains { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 26px; }
.pain { padding: 22px; }
.pain b { font-size: 18px; line-height: 1.25; display: block; margin-bottom: 8px; }
.pain p { margin: 0; font-size: 15px; line-height: 1.45; }
.whos { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.who { padding: 22px; }
.who h3, .sample h3 { margin: 2px 0 0; font-size: 21px; line-height: 1.15; letter-spacing: -.015em; font-weight: 800; }
.who p { margin: 14px 0 0; font-size: 15px; line-height: 1.5; }
.who .quote { margin-top: 10px; font-size: 16px; }
.two-col { display: grid; grid-template-columns: 1fr 440px; gap: 48px; align-items: start; }
.sample { padding: 22px; }
.final { text-align: center; padding-bottom: 40px; }
.final .h-l { margin: 0 auto 22px; }
@media (max-width: 960px) {
  .pains, .two-col { grid-template-columns: 1fr; }
  .two-col { gap: 26px; }
  .land, .res, .tests { grid-template-columns: 1fr; }
  .land { gap: 26px; padding-top: 18px; }
  .lvls { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .wrap { padding: 20px 16px 48px; }
  .q { padding: 24px 16px 48px; }
  .nav { height: 52px; padding-left: 14px; }
  .answers { grid-template-columns: 1fr; gap: 10px; }
  .ans { min-height: 0; padding: 15px 16px; font-size: 16px; border-radius: 22px; }
  .lvls { grid-template-columns: 1fr; gap: 8px; margin-top: 26px; }
  .two { grid-template-columns: 1fr; }
  .whos { grid-template-columns: 1fr; }
  .sec { margin-top: 64px; }
  .namerow { flex-direction: column; }
  .field { flex: none; }
  .guide { flex-direction: column; align-items: stretch; gap: 12px; }
  .keys { display: none; }
  .l { height: 54px; font-size: 16px; }
  .segs .tl { font-size: 10.5px; }
}

/* share row on the result (block 3040) */
.shares { display: grid; gap: 8px; margin-top: 16px; }
.shares .row .ghost { flex: 1; min-width: 0; }