/* QUBIT · лендинг. Токены цвета и шрифты — в brand.css (направление A «Криостат»).
   Здесь только вёрстка. Без теней, свечений, градиентов и анимаций-украшений. */

:root {
  --gut: 64px;
  --max: 1440px;
  --label-col: 300px;
}

html { scroll-behavior: smooth; scroll-padding-top: 24px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body { font-size: 17px; line-height: 1.5; font-feature-settings: "kern"; overflow-x: hidden; }
a { color: inherit; }
img, svg { display: block; }
.mono { font-family: var(--mono); font-size: 0.88em; letter-spacing: -0.01em; }
.soft { color: var(--graphite-2); }

.wrap { max-width: var(--max); margin: 0 auto; padding-left: var(--gut); padding-right: var(--gut); }

:focus-visible { outline: 2px solid var(--bronze); outline-offset: 3px; }

/* ---------- шапка ---------- */
.top { border-bottom: 1px solid var(--graphite); }
.top-in { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 34px; height: 34px; }
.brand span { font-family: var(--serif); font-size: 26px; font-weight: 500; letter-spacing: 0.08em; font-variation-settings: "opsz" 24; line-height: 1; }
.top nav { display: flex; gap: 36px; font-size: 15.5px; }
.top nav a { text-decoration: none; color: var(--graphite-2); padding: 6px 0; border-bottom: 1px solid transparent; }
.top nav a:hover, .top nav a[aria-current="true"] { color: var(--graphite); border-bottom-color: var(--graphite); }
.top nav a.x { color: var(--graphite); font-weight: 600; }

/* ---------- hero + последнее измерение ---------- */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 520px;
  grid-template-areas: "text rig" "measure rig";
  grid-template-rows: auto 1fr;
  column-gap: 48px;
  padding-top: 76px;
  padding-bottom: 64px;
}
.hero-text { grid-area: text; }
h1 { font-family: var(--serif); font-weight: 400; font-size: 56px; line-height: 1.04; letter-spacing: -0.014em; font-variation-settings: "opsz" 72; }
h1 em { font-style: italic; color: var(--bronze); }
.sub { margin-top: 24px; max-width: 600px; font-size: 19.5px; line-height: 1.45; color: var(--graphite-2); }
.cta { margin-top: 32px; display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
.btn { display: inline-block; border: 0; cursor: pointer; font: inherit; text-decoration: none; background: var(--graphite); color: var(--paper); font-size: 16px; font-weight: 600; letter-spacing: 0.01em; padding: 15px 26px 16px; border-radius: 2px; }
.btn:hover { background: #000; }
.more { font-size: 16px; color: var(--graphite); text-decoration: underline; text-decoration-color: var(--rule); text-underline-offset: 5px; text-decoration-thickness: 1px; }
.more:hover { text-decoration-color: var(--graphite); }

.rig { grid-area: rig; margin: -52px -56px 0 0; align-self: start; }
.rig svg { width: 100%; height: auto; }

.measure { grid-area: measure; margin-top: 64px; border-top: 1.5px solid var(--graphite); padding-top: 16px; align-self: start; }
.m-hd { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; }
.m-hd h2 { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 27px; line-height: 1.2; }
.m-when { font-size: 15px; color: var(--graphite-2); font-variant-numeric: tabular-nums; }
dt { font-size: 12.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--graphite-2); }
dd { margin-top: 4px; font-size: 16px; }
.m-meta { margin-top: 14px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; padding-bottom: 14px; border-bottom: 1px solid var(--rule); }
.m-circuit { grid-column: 1 / -1; }
.hist { margin-top: 14px; min-height: 130px; }
.hist svg { width: 100%; height: auto; overflow: visible; }
.m-res { margin-top: 12px; display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; }
.slot { font-family: var(--serif); font-size: 32px; line-height: 1.1; font-variation-settings: "opsz" 36; }
.slot b { font-weight: 500; color: var(--bronze); }
.m-facts { display: flex; gap: 32px; text-align: right; }
.m-facts dd { font-variant-numeric: tabular-nums; }
.verify { margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--rule); font-size: 15px; color: var(--graphite-2); }

/* ---------- секции ---------- */
.sec { border-top: 1px solid var(--graphite); }
.sec-in { display: grid; grid-template-columns: var(--label-col) minmax(0, 1fr); column-gap: 56px; padding-top: 64px; padding-bottom: 80px; }
.sec-h { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 34px; line-height: 1.12; letter-spacing: -0.005em; font-variation-settings: "opsz" 48; max-width: 280px; }

/* правила: не последовательность, поэтому без номеров — сетка 2×2 */
.rules { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--rule); }
.rule { padding: 24px 32px 28px 0; border-bottom: 1px solid var(--rule); }
.rule:nth-child(2n) { padding-left: 32px; padding-right: 0; border-left: 1px solid var(--rule); }
.rule:nth-last-child(-n+2) { border-bottom: 0; }
.rule h3 { font-family: var(--serif); font-weight: 500; font-size: 24px; line-height: 1.2; font-variation-settings: "opsz" 24; }
.rule p { margin-top: 10px; max-width: 440px; color: var(--graphite-2); }

/* Q-Day */
.lead { font-family: var(--serif); font-size: 25px; line-height: 1.3; font-variation-settings: "opsz" 24; max-width: 720px; }
.record { list-style: none; margin-top: 28px; border-top: 1px solid var(--graphite); }
.record li { display: grid; grid-template-columns: minmax(0, 1fr) 210px; gap: 40px; padding: 18px 0 20px; border-bottom: 1px solid var(--rule); }
.record li > p:first-child { max-width: 700px; }
.record b { font-weight: 600; }
.src { display: flex; flex-direction: column; gap: 4px; font-size: 15px; padding-top: 2px; }
.src a, .faq a { color: var(--bronze); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; text-decoration-color: var(--brass-lt); }
.src a:hover, .faq a:hover { text-decoration-color: var(--bronze); }

/* форма запуска */
.launch { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 40px; max-width: 880px; }
.f label, .f .lbl { display: block; font-size: 12.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--graphite-2); margin-bottom: 8px; }
.f input[type="text"] { width: 100%; font: inherit; font-size: 19px; color: var(--graphite); background: transparent; border: 0; border-bottom: 1.5px solid var(--graphite); padding: 6px 0 8px; border-radius: 0; }
.f input[type="text"]:focus { outline: none; border-bottom-color: var(--bronze); background: var(--paper-2); }
.f input[aria-invalid="true"] { border-bottom-color: #9a2b1f; }
.tick { display: flex; align-items: baseline; gap: 6px; border-bottom: 1.5px solid var(--graphite); }
.tick:focus-within { border-bottom-color: var(--bronze); background: var(--paper-2); }
.tick input[type="text"] { border-bottom: 0; background: transparent !important; }
.tick span { font-family: var(--mono); font-size: 17px; color: var(--graphite-2); }
.tick input { font-family: var(--mono) !important; text-transform: uppercase; letter-spacing: 0.02em; }
.f-image, .f-window, .f-go { grid-column: 1 / -1; }
.f input[type="file"] { font: inherit; font-size: 15px; color: var(--graphite-2); max-width: 100%; }
.f input[type="file"]::file-selector-button { font: inherit; font-size: 15px; font-weight: 600; color: var(--graphite); background: transparent; border: 1.5px solid var(--graphite); border-radius: 2px; padding: 8px 16px; margin-right: 16px; cursor: pointer; }
.win b { font-family: var(--serif); font-weight: 500; font-size: 24px; }
.win span { color: var(--graphite-2); }
.ruler { margin-top: 14px; width: 100%; height: 22px; }
.ruler-ax { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 13px; color: var(--graphite-2); margin-top: 4px; }
.f-go { display: flex; align-items: flex-start; gap: 28px; padding-top: 8px; }
.f-go .btn { flex: none; }
.note, .state { font-size: 15px; line-height: 1.5; color: var(--graphite-2); max-width: 520px; padding-top: 4px; }
.state { color: var(--graphite); }
.err { color: #9a2b1f; font-size: 15px; margin-top: 6px; }

/* монеты */
.coins { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.coins th { text-align: left; font-weight: 400; font-size: 12.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--graphite-2); padding: 0 16px 10px 0; border-bottom: 1px solid var(--graphite); }
.coins td { padding: 18px 16px 18px 0; border-bottom: 1px solid var(--rule); vertical-align: baseline; }
.coins td:first-child { font-weight: 600; }
.coins .num { text-align: right; padding-right: 40px; }
.coins .queued td { color: var(--graphite-2); }
.coins .queued em { font-family: var(--serif); font-size: 18px; color: var(--bronze); }
.grad { display: inline-flex; align-items: center; gap: 12px; }
.bar { display: inline-block; width: 120px; height: 6px; background: var(--paper-2); border: 1px solid var(--rule); }
.bar i { display: block; height: 100%; background: var(--brass); }

/* FAQ */
.faq { border-top: 1px solid var(--graphite); }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: baseline; gap: 24px; padding: 20px 0; font-family: var(--serif); font-size: 24px; line-height: 1.25; font-variation-settings: "opsz" 24; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--sans); font-size: 22px; color: var(--graphite-2); flex: none; }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 0 24px; max-width: 720px; color: var(--graphite-2); }

/* футер */
.foot { border-top: 1px solid var(--graphite); background: var(--paper-2); }
.foot-in { display: grid; grid-template-columns: 1fr auto; gap: 18px 40px; padding-top: 40px; padding-bottom: 48px; }
.foot-name { display: flex; align-items: center; gap: 12px; font-size: 16px; }
.foot-name [data-name] { font-family: var(--serif); font-weight: 500; letter-spacing: 0.08em; font-size: 19px; }
.foot-nav { display: flex; gap: 28px; font-size: 15.5px; }
.foot-nav a { color: var(--graphite-2); text-decoration: none; }
.foot-nav a:hover { color: var(--graphite); text-decoration: underline; }
.addr { grid-column: 1 / -1; font-size: 15px; color: var(--graphite-2); }

/* ---------- планшет ---------- */
@media (max-width: 1180px) {
  :root { --gut: 40px; --label-col: 220px; }
  .hero { grid-template-columns: minmax(0, 1fr) 420px; column-gap: 32px; }
  h1 { font-size: 48px; }
}

/* ---------- мобила ---------- */
@media (max-width: 860px) {
  :root { --gut: 20px; }
  body { font-size: 16px; }
  .top-in { height: auto; flex-direction: column; align-items: flex-start; gap: 10px; padding-top: 16px; padding-bottom: 6px; }
  .top nav { gap: 22px; font-size: 15px; flex-wrap: wrap; }
  .hero { grid-template-columns: minmax(0, 1fr); grid-template-areas: "text" "rig" "measure"; grid-template-rows: auto; padding-top: 36px; padding-bottom: 56px; }
  h1 { font-size: 40px; line-height: 1.06; }
  .sub { font-size: 17.5px; margin-top: 18px; }
  .cta { margin-top: 26px; }
  .rig { margin: 28px 0 0; }
  .measure { margin-top: 24px; }
  .m-hd { flex-direction: column; gap: 2px; }
  .m-meta { grid-template-columns: 1fr; gap: 12px; }
  .m-res { flex-direction: column; align-items: flex-start; gap: 14px; }
  .m-facts { text-align: left; }
  .slot { font-size: 28px; }
  .sec-in { grid-template-columns: minmax(0, 1fr); padding-top: 40px; padding-bottom: 56px; }
  .sec-h { font-size: 30px; margin-bottom: 24px; max-width: none; }
  .rules { grid-template-columns: 1fr; }
  .rule, .rule:nth-child(2n) { padding: 20px 0 22px; border-left: 0; }
  .rule:nth-last-child(-n+2) { border-bottom: 1px solid var(--rule); }
  .rule:last-child { border-bottom: 0; }
  .rule h3 { font-size: 22px; }
  .lead { font-size: 21px; }
  .record li { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .src { flex-direction: row; flex-wrap: wrap; gap: 4px 20px; }
  .launch { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .f-go { flex-direction: column; gap: 14px; }
  .coins thead { display: none; }
  .coins, .coins tbody, .coins tr, .coins td { display: block; }
  .coins tr { border-top: 1px solid var(--graphite); padding: 12px 0 16px; }
  .coins td { display: flex; justify-content: space-between; gap: 16px; padding: 6px 0; border: 0; text-align: right; }
  .coins td::before { content: attr(data-k); font-family: var(--sans); font-weight: 400; font-size: 12.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--graphite-2); text-align: left; padding-top: 3px; }
  .coins .num { padding-right: 0; }
  .coins td:first-child { font-size: 19px; padding-bottom: 8px; }
  .coins td:first-child::before { content: none; }
  .bar { width: 90px; }
  .faq summary { font-size: 20px; padding: 18px 0; }
  .foot-in { grid-template-columns: minmax(0, 1fr); }
}
.btn:disabled { background: var(--graphite-2); cursor: default; }
.state:not([hidden]) { border-left: 2px solid var(--bronze); padding: 2px 0 2px 14px; }