/* FN8 Landing v3 — black mono hairline system. Copper where they use mint.
   This page is the sanctioned exception to no-borders: 1px hairline grid. */

:root {
  --bg: #050505; --card: #0A0A0A; --card-2: #0E0D0C;
  --line: rgba(255,255,255,0.09); --line-soft: rgba(255,255,255,0.05);
  --copper: #D4A574; --copper-dim: rgba(212,165,116,0.14);
  --green: #7FA886; --red: #C97A6D; --amber: #E0A23C; --teal: #7B9EA8;
  --fg-1: #FAFAF9; --fg-2: #D6D3D1; --fg-3: #A8A29E; --fg-4: #78716C; --fg-5: #57534E;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; height: auto; }
body,
[data-theme="night"] body,
[data-theme="day"] body {
  background: var(--bg); color: var(--fg-1);
  font-family: var(--mono); font-size: 14px; line-height: 1.55;
  height: auto; min-height: 100vh; padding: 0;
  overflow-x: hidden; overflow-y: auto;
  -webkit-font-smoothing: antialiased;
}
.wrap { position: relative; z-index: 1; max-width: 1160px; margin: 0 auto; padding: 0 28px; }
a { color: inherit; text-decoration: none; }
.caps { text-transform: uppercase; letter-spacing: 0.12em; }

/* ── Announcement ─────────────────────────────────────────────── */
.announce { border-bottom: 1px solid var(--line-soft); }
.announce-in { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 9px 16px; font-size: 11px; color: var(--fg-3); }
.announce-in a { color: var(--copper); text-decoration: underline; text-underline-offset: 3px; transition: opacity 160ms; }
.announce-in a:hover { opacity: 0.75; }

/* ── Nav ──────────────────────────────────────────────────────── */
nav.site { position: sticky; top: 0; z-index: 20; background: rgba(5,5,5,0.82); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--line-soft); }
.nav-inner { max-width: 1160px; margin: 0 auto; padding: 0 28px; height: 58px; display: flex; align-items: center; gap: 28px; }
.logo { display: flex; align-items: center; gap: 9px; font-size: 13px; letter-spacing: 0.14em; }
.logo-mark { width: 18px; height: 18px; border-radius: 4px; background: var(--copper); color: #050505; display: flex; align-items: center; justify-content: center; font-size: 12px; font-style: italic; font-weight: 700; line-height: 1; }
.nav-mid { display: flex; align-items: center; gap: 22px; margin: 0 auto; }
.nav-link { font-size: 11.5px; color: var(--fg-3); transition: color 160ms; }
.nav-link:hover { color: var(--fg-1); }
.nav-right { display: flex; align-items: center; gap: 10px; }

.btn { font-family: var(--mono); font-size: 12px; padding: 8px 16px; border-radius: 6px; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; transition: transform 160ms var(--ease), opacity 160ms, border-color 160ms, background 160ms; border: 1px solid transparent; }
.btn:hover { transform: translateY(-1px); }
.btn:active { opacity: 0.8; transform: none; }
.btn-solid { background: var(--copper); color: #050505; font-weight: 500; }
.btn-solid:hover { background: #E2B888; }
.btn-outline { border-color: var(--line); color: var(--fg-2); background: transparent; }
.btn-outline:hover { border-color: rgba(255,255,255,0.2); }
.btn-quiet { color: var(--fg-3); padding: 8px 6px; }
.btn-quiet:hover { color: var(--fg-1); }
.btn-lg { font-size: 13px; padding: 11px 22px; }

/* ── Hero ─────────────────────────────────────────────────────── */
.hero { padding: 68px 0 60px; display: grid; grid-template-columns: 1.02fr 0.98fr; gap: 52px; align-items: center; }
.badge { display: inline-flex; align-items: center; gap: 9px; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-3); }
.badge .bsq { width: 10px; height: 10px; background: var(--copper); border-radius: 2px; flex: none; }
.hero h1 { font-family: var(--mono); font-weight: 500; font-size: clamp(38px, 4.8vw, 58px); line-height: 1.06; letter-spacing: -0.035em; margin-top: 22px; }
.hero h1 .l2 { color: var(--copper); display: block; }
.hero-sub { font-size: 13px; line-height: 1.65; color: var(--fg-3); margin-top: 20px; max-width: 46ch; }
.hero-ctas { margin-top: 30px; display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.how-link { font-size: 11.5px; color: var(--fg-4); transition: color 160ms; }
.how-link:hover { color: var(--copper); }
.how-link .a { color: var(--copper); }

/* ── 3-col marquee ────────────────────────────────────────────── */
.mq { position: relative; height: 520px; overflow: hidden; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
      -webkit-mask-image: linear-gradient(to bottom, transparent, #000 9%, #000 88%, transparent);
      mask-image: linear-gradient(to bottom, transparent, #000 9%, #000 88%, transparent); }
.mq-col { display: flex; flex-direction: column; gap: 12px; will-change: transform; }
.mq-col.c1 { animation: mqUp 34s linear infinite; }
.mq-col.c2 { animation: mqUp 52s linear infinite; }
.mq-col.c3 { animation: mqUp 42s linear infinite; }
.mq:hover .mq-col { animation-play-state: paused; }
@keyframes mqUp { to { transform: translateY(calc(-50% - 6px)); } }

.tcard { border: 1px solid var(--line); background: var(--card); border-radius: 8px; padding: 12px 13px; flex: none; }
.tcard-head { display: flex; align-items: center; gap: 7px; font-size: 11px; color: var(--fg-2); }
.tdot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); flex: none; }
.tcard-head .ticons { margin-left: auto; display: flex; align-items: center; gap: 6px; font-size: 9.5px; color: var(--fg-5); }
.tcard-cmd { margin-top: 9px; font-size: 11px; color: var(--fg-3); word-break: normal; overflow-wrap: break-word; }
.tcard-cmd .p { color: var(--copper); }
.tcard-sub { margin-top: 7px; font-size: 10px; color: var(--fg-4); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.tcard-sub .add { color: var(--green); }
.tcard-sub .del { color: var(--red); }
.tcard-status { margin-top: 7px; font-size: 10px; }
.tcard-status .lab-v { color: var(--green); }
.tcard-status .lab-v .pr { color: var(--copper); }
.tcard-status .lab-c { color: var(--amber); display: none; }
.mq.show-claimed .tcard-status .lab-v { display: none; }
.mq.show-claimed .tcard-status .lab-c { display: inline; }

.mq-shell { position: relative; }
.mq-pill { position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%); z-index: 6; display: flex; border: 1px solid var(--line); border-radius: 9999px; background: rgba(5,5,5,0.88); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); overflow: hidden; }
.mq-seg { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.06em; padding: 7px 18px; color: var(--fg-4); background: transparent; border: none; cursor: pointer; transition: color 160ms, background 160ms; }
.mq-seg.on { background: var(--copper); color: #050505; }

/* ── Stat strip ───────────────────────────────────────────────── */
.statstrip { border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); padding: 22px 0; }
.statstrip-inner { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.sstat { font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-4); display: flex; align-items: center; gap: 8px; }
.sstat b { color: var(--fg-1); font-weight: 400; }
.sstat .accent { color: var(--copper); }
.sstat .ok { color: var(--green); }
.sdots { display: flex; align-items: center; gap: 7px; }
.vdot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; flex: none; }

/* ── Sections ─────────────────────────────────────────────────── */
section.s { padding: 78px 0; }
.s-eyebrow { font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--copper); }
.s-eyebrow .bar { color: var(--fg-5); margin: 0 8px; }
.s-title { font-family: var(--mono); font-weight: 500; font-size: clamp(24px, 2.8vw, 32px); letter-spacing: -0.025em; line-height: 1.15; margin-top: 14px; }
.s-lead { font-size: 13px; color: var(--fg-3); line-height: 1.65; margin-top: 12px; max-width: 64ch; }
.s-head { margin-bottom: 36px; }
.hr { height: 1px; background: var(--line-soft); }

/* how — 4 cards */
.how-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.how-card { border: 1px solid var(--line); background: var(--card); border-radius: 8px; padding: 20px 18px 22px; transition: transform 180ms var(--ease), border-color 180ms; }
.how-card:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.18); }
.how-card.verify { border-color: rgba(212,165,116,0.45); background: linear-gradient(180deg, rgba(212,165,116,0.08), rgba(212,165,116,0.02)), var(--card); }
.how-card.verify:hover { border-color: var(--copper); }
.how-n { font-size: 10px; letter-spacing: 0.14em; color: var(--fg-5); text-transform: uppercase; }
.how-card.verify .how-n { color: var(--copper); }
.how-t { font-size: 17px; font-weight: 500; letter-spacing: -0.01em; margin-top: 12px; }
.how-card.verify .how-t { color: var(--copper); }
.how-d { font-size: 12px; line-height: 1.65; color: var(--fg-3); margin-top: 9px; }
.how-glyph { font-size: 10.5px; color: var(--fg-5); margin-top: 16px; display: block; }
.how-card.verify .how-glyph { color: var(--copper); }

/* talk — 2×2 mocks */
.talk-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.mock { border: 1px solid var(--line); background: var(--card); border-radius: 8px; overflow: hidden; transition: transform 180ms var(--ease), border-color 180ms; }
.mock:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.18); }
.mock-bar { display: flex; align-items: center; justify-content: space-between; padding: 10px 15px; border-bottom: 1px solid var(--line-soft); background: var(--card-2); }
.mock-name { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-3); display: flex; align-items: center; gap: 8px; }
.mock-name .md { width: 6px; height: 6px; border-radius: 50%; background: var(--copper); }
.mock-tag { font-size: 9.5px; color: var(--fg-5); letter-spacing: 0.06em; }
.mock-body { padding: 15px; min-height: 192px; display: flex; flex-direction: column; gap: 10px; }

/* telegram */
.tg-row { display: flex; }
.tg-row.me { justify-content: flex-end; }
.bubble { max-width: 84%; padding: 9px 12px; border-radius: 8px; font-size: 12px; line-height: 1.55; border: 1px solid var(--line-soft); }
.tg-row.me .bubble { background: var(--copper-dim); border-color: rgba(212,165,116,0.25); color: var(--fg-1); }
.tg-row .bubble.bot { background: var(--card-2); color: var(--fg-2); }
.bubble .cmd { color: var(--copper); }
.bubble .bl { font-size: 10.5px; display: block; margin-top: 4px; }
.bubble .bl.ok { color: var(--green); }
.bubble .bl.dim { color: var(--fg-4); }

/* dashboard */
.dash-tabs { display: inline-flex; gap: 2px; padding: 2px; border-radius: 6px; border: 1px solid var(--line-soft); align-self: flex-start; }
.dash-tab { font-size: 10.5px; padding: 4px 12px; border-radius: 4px; color: var(--fg-4); }
.dash-tab.on { background: var(--card-2); color: var(--fg-1); border: 1px solid var(--line-soft); }
.proposal { border: 1px solid var(--line); background: var(--card-2); border-radius: 8px; padding: 12px 13px; }
.prop-eye { font-size: 9px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--copper); }
.prop-line { display: flex; align-items: center; gap: 8px; margin-top: 9px; font-size: 13px; color: var(--fg-1); }
.prop-score { font-size: 9.5px; color: var(--copper); border: 1px solid rgba(212,165,116,0.35); padding: 2px 8px; border-radius: 9999px; }
.prop-alts { font-size: 10px; color: var(--fg-4); margin-top: 7px; }
.prop-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 11px; gap: 8px; }
.prop-guard { font-size: 9px; color: var(--fg-4); letter-spacing: 0.04em; }
.prop-approve { font-family: var(--mono); font-size: 10.5px; padding: 5px 13px; border-radius: 5px; border: none; background: var(--copper); color: #050505; cursor: pointer; font-weight: 500; }

/* linear */
.lin-issue { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.lin-id { font-size: 11px; color: var(--teal); }
.lin-title { font-size: 12.5px; color: var(--fg-1); }
.lin-state { margin-left: auto; font-size: 8.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--copper); border: 1px solid rgba(212,165,116,0.35); padding: 2px 8px; border-radius: 9999px; white-space: nowrap; }
.lin-comment { border: 1px solid var(--line); background: var(--card-2); border-radius: 8px; padding: 11px 13px; }
.lin-bot { font-size: 9px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg-4); display: flex; align-items: center; gap: 7px; }
.lin-bot .b8i { color: #050505; background: var(--copper); border-radius: 3px; width: 13px; height: 13px; display: inline-flex; align-items: center; justify-content: center; font-style: italic; font-weight: 700; font-size: 9px; }
.lin-txt { font-size: 11.5px; color: var(--fg-2); line-height: 1.6; margin-top: 7px; }
.lin-txt .mono-bit { color: var(--copper); }
.lin-txt .ok { color: var(--green); }

/* cli */
.cli { font-size: 11px; line-height: 1.8; color: var(--fg-2); }
.cli .p { color: var(--copper); }
.cli .dim { color: var(--fg-4); }
.cli .ok { color: var(--green); }
.cli .out { color: var(--fg-3); }

/* ── Verifier ─────────────────────────────────────────────────── */
.verif { border: 1px solid var(--line); background: var(--card); border-radius: 8px; overflow: hidden; }
.verif-head { display: flex; align-items: center; justify-content: space-between; padding: 11px 18px; border-bottom: 1px solid var(--line-soft); background: var(--card-2); }
.verif-title { font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--copper); display: flex; align-items: center; gap: 8px; }
.lockdot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 6px var(--green); }
.verif-grid { display: grid; grid-template-columns: 1fr 1fr; }
.verif-col { padding: 18px 20px 20px; }
.verif-col.claim { border-right: 1px solid var(--line-soft); }
.vc-h { font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; margin-bottom: 13px; display: flex; align-items: center; gap: 8px; }
.verif-col.claim .vc-h { color: var(--fg-4); }
.verif-col.rerun .vc-h { color: var(--copper); }
.vline { font-size: 11.5px; line-height: 1.75; color: var(--fg-3); display: flex; gap: 10px; }
.vline .g { flex: none; width: 14px; }
.vline .g.ok { color: var(--green); }
.vline .g.no { color: var(--red); }
.vline .g.cor { color: var(--copper); }
.vline.refused { color: var(--red); }
.vline.shipped { color: var(--fg-2); }
.vline .shp { color: var(--amber); }
.verif-foot { padding: 11px 18px; border-top: 1px solid var(--line-soft); background: #070605; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.chainline { font-size: 10.5px; color: var(--copper); letter-spacing: 0.03em; display: flex; align-items: center; gap: 9px; }
.verif-note { font-size: 10.5px; color: var(--fg-4); }

/* ── API ──────────────────────────────────────────────────────── */
.api { border: 1px solid var(--line); background: var(--card); border-radius: 8px; overflow: hidden; display: grid; grid-template-columns: 0.9fr 1.1fr; }
.api-left { padding: 24px 24px 26px; border-right: 1px solid var(--line-soft); }
.api-left h3 { font-size: 19px; font-weight: 500; letter-spacing: -0.015em; line-height: 1.3; }
.api-left p { font-size: 12.5px; color: var(--fg-3); line-height: 1.65; margin-top: 12px; }
.api-left .mini { font-size: 10.5px; color: var(--fg-4); margin-top: 18px; line-height: 1.9; }
.api-left .mini b { color: var(--copper); font-weight: 400; }
.api-term { background: #070605; padding: 20px 22px; font-size: 11px; line-height: 1.8; overflow-x: auto; }
.api-term .c { color: var(--fg-5); }
.api-term .m { color: var(--copper); }
.api-term .s { color: var(--green); }
.api-term .k { color: var(--teal); }
.api-term .dim { color: var(--fg-4); }

/* ── FAQ ──────────────────────────────────────────────────────── */
.faq { max-width: 780px; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.faq details { background: var(--card); border-bottom: 1px solid var(--line-soft); }
.faq details:last-child { border-bottom: none; }
.faq summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 16px 20px; font-size: 13px; color: var(--fg-1); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .tw { font-size: 13px; color: var(--copper); transition: transform 240ms var(--ease); flex: none; }
.faq details[open] summary .tw { transform: rotate(45deg); }
.faq details[open] { background: var(--card-2); }
.faq-body { padding: 0 20px 18px; font-size: 12px; line-height: 1.7; color: var(--fg-3); }
.faq-body .mono-bit { color: var(--copper); }
.faq-body a { color: var(--copper); text-decoration: underline; text-underline-offset: 3px; }

/* ── Big CTA ──────────────────────────────────────────────────── */
.bigcta { text-align: center; padding: 92px 0 96px; }
.bigcta h2 { font-family: var(--mono); font-weight: 500; font-size: clamp(28px, 3.8vw, 44px); letter-spacing: -0.03em; line-height: 1.12; }
.bigcta h2 .c { color: var(--copper); }
.bigcta p { font-size: 12.5px; color: var(--fg-3); margin-top: 14px; }
.bigcta .row { display: flex; align-items: center; justify-content: center; gap: 12px; margin-top: 30px; flex-wrap: wrap; }

/* ── Footer ───────────────────────────────────────────────────── */
footer.site { border-top: 1px solid var(--line-soft); padding: 46px 0 38px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; }
.foot-brand p { font-size: 11.5px; color: var(--fg-4); margin-top: 12px; max-width: 34ch; line-height: 1.65; }
.foot-col h4 { font-size: 9.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-4); margin-bottom: 14px; font-weight: 400; }
.foot-col a { display: block; font-size: 11.5px; color: var(--fg-3); padding: 4px 0; transition: color 160ms; }
.foot-col a:hover { color: var(--copper); }
.foot-base { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 38px; padding-top: 20px; border-top: 1px solid var(--line-soft); flex-wrap: wrap; }
.foot-line { font-size: 10px; letter-spacing: 0.06em; color: var(--fg-3); display: flex; align-items: center; gap: 9px; }
.foot-line .gdot { width: 5px; height: 5px; border-radius: 50%; background: var(--green); box-shadow: 0 0 6px var(--green); }
.foot-dots { display: flex; align-items: center; gap: 11px; flex-wrap: wrap; }
.foot-dot { display: flex; align-items: center; gap: 6px; font-size: 9.5px; color: var(--fg-4); }
.foot-copy { font-size: 9.5px; color: var(--fg-5); }

/* ── Reveal ───────────────────────────────────────────────────── */
.rv { opacity: 0; transform: translateY(8px); transition: opacity 600ms var(--ease), transform 600ms var(--ease); }
.rv.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .rv { opacity: 1; transform: none; transition: none; }
  .mq-col { animation: none !important; }
  html { scroll-behavior: auto; }
}
@media (max-width: 920px) {
  .hero { grid-template-columns: 1fr; gap: 40px; }
  .how-grid { grid-template-columns: 1fr 1fr; }
  .talk-grid { grid-template-columns: 1fr; }
  .verif-grid { grid-template-columns: 1fr; }
  .verif-col.claim { border-right: none; border-bottom: 1px solid var(--line-soft); }
  .api { grid-template-columns: 1fr; }
  .api-left { border-right: none; border-bottom: 1px solid var(--line-soft); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .nav-mid { display: none; }
}
@media (max-width: 560px) {
  .how-grid { grid-template-columns: 1fr; }
  .mq { grid-template-columns: 1fr 1fr; }
  .mq-col.c3 { display: none; }
}