/* JoinInter — Signal
   Swiss grid × instrument panel. Near-monochrome, one surgical accent.
   Tokens mirror tokens.md (the Mac app style). */

:root {
  --paper: #F5F5F2;
  --paper-2: #ECECE7;
  --paper-3: #E2E2DC;
  --white: #FFFFFF;
  --ink: #0B0B0C;
  --ink-2: #2A2A2D;
  --mute: #6A6A6E;
  --faint: #9C9CA0;
  --rule: rgba(11, 11, 12, .14);
  --rule-2: rgba(11, 11, 12, .08);
  --signal: #FA4B3E;         /* Signal: brand Warm #F9606C sharpened toward vermilion */
  --signal-ink: #C8281C;     /* signal on paper for small text (AA) */
  --signal-tint: rgba(250, 75, 62, .10);

  --f-sans: "Inter Tight", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --f-thai: "Noto Sans Thai", "Inter Tight", sans-serif;

  --gut: 24px;
  --mx: 40px;
  --maxw: 1440px;
  --ease: cubic-bezier(.2, 0, 0, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 64px; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--f-sans); font-size: 16px; line-height: 1.45;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv11";
  overflow-x: hidden;
}
a { color: inherit; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-weight: 600; }
ol, ul { margin: 0; padding: 0; list-style: none; }
kbd { font: inherit; }
.mono { font-family: var(--f-mono); font-feature-settings: "zero" 1; letter-spacing: 0; }
.th { font-family: var(--f-thai); }
.br-m { display: none; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.is-sig { color: var(--signal-ink); }
.dim { color: var(--faint); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--mx); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 48px; padding: 0 22px; border-radius: 2px;
  font: 600 15px/1 var(--f-sans); letter-spacing: -.005em; text-decoration: none;
  border: 1px solid var(--ink); transition: background .12s steps(2), color .12s steps(2);
  white-space: nowrap;
}
.btn--signal { background: var(--signal); border-color: var(--signal); color: var(--ink); }
.btn--signal:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: var(--signal); border-color: var(--signal); color: var(--ink); }
.btn--line { background: transparent; color: var(--ink); }
.btn--line:hover { background: var(--ink); color: var(--paper); }
.btn--sm { height: 34px; padding: 0 14px; font-size: 13px; }
.btn--sm .mono { font-size: 12px; opacity: .7; }
.btn--lg { height: 60px; padding: 0 30px; font-size: 18px; }
.btn--block { width: 100%; }
.btn:focus-visible, a:focus-visible, summary:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; }

.dot { display: inline-block; width: 7px; height: 7px; background: var(--signal); }
.dot--live { animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: .15; } }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(245, 245, 242, .92); backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1px solid var(--rule);
}
.nav__in { display: flex; align-items: center; gap: 32px; height: 56px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand__mark { width: 30px; height: 24px; }
.brand__name { font-weight: 700; font-size: 17px; letter-spacing: -.02em; }
.nav__links { display: flex; gap: 26px; margin-left: 24px; }
.nav__links a { font-size: 13.5px; text-decoration: none; color: var(--ink-2); display: flex; gap: 6px; align-items: baseline; }
.nav__links a i { font: 500 10px var(--f-mono); color: var(--faint); font-style: normal; }
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover i { color: var(--signal-ink); }
.nav__meta { margin-left: auto; font-size: 11.5px; color: var(--mute); display: flex; align-items: center; gap: 8px; letter-spacing: .02em; }

/* ---------- hero ---------- */
.hero { padding: 28px 0 0; }
.hero__index {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gut);
  font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--mute);
  padding-bottom: 14px; border-bottom: 1px solid var(--ink);
}
.hero__index span:nth-child(2) { text-align: center; }
.hero__index span:last-child { text-align: right; }
.hero__langs b { font-weight: 400; padding: 1px 3px; }
.hero__langs b.is-on { background: var(--signal); color: var(--ink); font-weight: 700; }

.hero__title {
  font-weight: 700; letter-spacing: -.055em; line-height: .86;
  font-size: clamp(64px, 10.2vw, 156px);
  margin: 26px 0 0; padding-bottom: .04em;
}
.hero__title .line { display: block; }
.hero__swap { display: inline-block; position: relative; color: var(--ink); }
.hero__swap [data-word-cycle] { display: inline-block; }
.hero__swap .wipe { animation: wipe .32s steps(6) 1 both; }
.hero__swap .th { font-family: var(--f-thai); font-weight: 700; letter-spacing: -.02em; }
.hero__swap::after { /* signal underline, a 'rule' not a decoration */
  content: ""; position: absolute; left: .02em; right: .02em; bottom: .02em; height: .07em; background: var(--signal);
}

.hero__grid {
  display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gut);
  margin-top: 36px; padding-top: 22px; border-top: 1px solid var(--rule); align-items: start;
}
.hero__sub { grid-column: 1 / span 5; font-size: 21px; line-height: 1.38; letter-spacing: -.012em; color: var(--ink-2); max-width: 34em; }
.hero__cta { grid-column: 6 / span 4; display: flex; flex-wrap: wrap; gap: 10px; }
.hero__fine { flex-basis: 100%; font-size: 11px; color: var(--mute); margin-top: 6px; letter-spacing: .01em; }
.hero__specs { grid-column: 10 / span 3; margin: 0; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); }
.hero__specs div { padding: 10px 0 12px; border-bottom: 1px solid var(--rule); }
.hero__specs div:nth-child(odd) { padding-right: 12px; border-right: 1px solid var(--rule); }
.hero__specs div:nth-child(even) { padding-left: 12px; }
.hero__specs dt { font-size: 9.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--mute); }
.hero__specs dd { margin: 4px 0 0; font-size: 26px; font-weight: 500; letter-spacing: -.03em; }

/* ---------- mock frame ---------- */
.mock-wrap { margin-top: 64px; }
.mock-legend {
  display: flex; align-items: center; gap: 16px; font-size: 10.5px; text-transform: uppercase;
  letter-spacing: .08em; color: var(--mute); margin-bottom: 12px;
}
.mock-legend span:first-child { color: var(--ink); font-weight: 700; }
.mock-legend__rule { flex: 1; height: 1px; background: var(--rule); }
.mock-stage { position: relative; padding-right: 17.5%; padding-bottom: 36px; }
.mock-scale { --z: .9; }
.win { zoom: var(--z); width: 1240px; }
.mock-note {
  position: absolute; right: 0; bottom: 0; font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--mute);
}
.mock-note span { color: var(--ink); font-weight: 700; margin-right: 12px; }

/* ===== the Mac window (Signal style) ===== */
.win {
  background: var(--paper); border: 1px solid var(--ink); border-radius: 6px; overflow: hidden;
  box-shadow: 0 1px 0 var(--ink), 14px 14px 0 -1px var(--paper-3), 14px 14px 0 0 var(--rule);
  font-size: 13px; color: var(--ink);
}
.win__bar {
  display: flex; align-items: center; gap: 18px; height: 50px; padding: 0 12px 0 16px;
  border-bottom: 1px solid var(--ink); background: var(--white);
}
.win__lights { display: flex; gap: 7px; }
.win__lights i { width: 11px; height: 11px; border-radius: 50%; border: 1px solid rgba(11,11,12,.3); }
.win__lights i:first-child { background: var(--ink); border-color: var(--ink); }
.win__title { display: flex; flex-direction: column; line-height: 1.15; min-width: 150px; padding-left: 8px; }
.win__title b { font-size: 13.5px; font-weight: 650; letter-spacing: -.01em; }
.win__title span { font-size: 9px; letter-spacing: .1em; color: var(--mute); }
.tb { display: flex; align-items: stretch; height: 30px; border: 1px solid var(--rule); margin-left: auto; }
.tb > * { display: flex; align-items: center; gap: 7px; padding: 0 11px; border-left: 1px solid var(--rule); font-size: 11px; }
.tb > *:first-child { border-left: 0; }
.tb__tally { background: var(--signal); color: var(--ink); font-weight: 700; letter-spacing: .08em; font-size: 10.5px; }
.tb__tally i { width: 6px; height: 6px; background: var(--ink); animation: blink 1s steps(1) infinite; }
.tb__glyph { color: var(--mute); }
.tb__copy { font-size: 9px; letter-spacing: .08em; color: var(--mute); border: 1px solid var(--rule); padding: 1px 4px; }
.tb__lbl { font-size: 9px; letter-spacing: .1em; color: var(--mute); font-family: var(--f-mono); }
.tb__num b { font-size: 13px; font-weight: 600; font-variant-numeric: tabular-nums; }
.meter { display: flex; gap: 2px; }
.meter i { width: 4px; height: 12px; background: var(--paper-3); }
.meter i.on { background: var(--ink); }
.meter i.on.hot { background: var(--signal); }
.tb__end {
  height: 30px; padding: 0 12px; background: var(--ink); color: var(--paper); border: 0; border-radius: 2px;
  font-size: 11px; font-weight: 700; letter-spacing: .1em; display: flex; align-items: center; gap: 10px;
}
.tb__end kbd { font-weight: 400; opacity: .55; letter-spacing: 0; }

.win__body { display: grid; grid-template-columns: 196px 1fr 262px; min-height: 690px; }

/* sidebar */
.side { background: var(--paper-2); border-right: 1px solid var(--rule); padding: 14px 0 0; display: flex; flex-direction: column; }
.side__grp { font-size: 9.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); padding: 14px 16px 6px; }
.side__grp:first-child { padding-top: 2px; }
.side__item { display: flex; justify-content: space-between; align-items: center; height: 27px; padding: 0 14px 0 16px; font-size: 13px; color: var(--ink-2); position: relative; }
.side__item em { font-style: normal; font-size: 10px; color: var(--faint); }
.side__item.is-on { background: var(--white); color: var(--ink); font-weight: 600; box-shadow: inset 0 -1px 0 var(--rule), inset 0 1px 0 var(--rule); }
.side__item.is-on::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--ink); }
.side__badge { background: var(--signal); color: var(--ink) !important; font-weight: 700; padding: 1px 5px; }
.side__foot { margin-top: auto; padding: 14px 16px 16px; border-top: 1px solid var(--rule); }
.side__lbl { font-size: 9px; letter-spacing: .1em; color: var(--mute); text-transform: uppercase; }
.codes { display: flex; gap: 3px; margin: 8px 0 12px; }
.codes b { font-size: 10px; font-weight: 600; border: 1px solid var(--ink); padding: 2px 4px; }
.codes b.is-sig { background: var(--signal); border-color: var(--signal); color: var(--ink); }
.side__lic { font-size: 9px; letter-spacing: .08em; color: var(--mute); }

/* content */
.cr { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.cr__head { display: flex; justify-content: space-between; align-items: flex-end; padding-bottom: 12px; border-bottom: 1px solid var(--ink); }
.cr__kick { font-size: 9.5px; letter-spacing: .1em; color: var(--mute); }
.cr__title { font-size: 30px; font-weight: 700; letter-spacing: -.035em; line-height: 1.05; margin-top: 6px; }
.cr__tc { display: flex; flex-direction: column; align-items: flex-end; gap: 3px; }
.cr__tc b { font-size: 16px; font-weight: 500; font-variant-numeric: tabular-nums; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--rule); }
.stats div { padding: 2px 14px 12px; border-left: 1px solid var(--rule); display: flex; flex-direction: column; gap: 2px; }
.stats div:first-child { border-left: 0; padding-left: 0; }
.stats b { font-size: 30px; font-weight: 500; letter-spacing: -.04em; line-height: 1.05; font-variant-numeric: tabular-nums; }
.stats b i { font-style: normal; color: var(--faint); margin: 0 .1em; }
.stats div:last-child b { font-size: 22px; letter-spacing: 0; line-height: 1.45; }
.stats span { font-size: 11px; color: var(--mute); }

.cr__grid { display: grid; grid-template-columns: 1.45fr 1fr; gap: 14px; }
.cr__col { display: flex; flex-direction: column; gap: 14px; min-width: 0; }

.pane { background: var(--white); border: 1px solid var(--rule); border-top: 2px solid var(--ink); }
.pane__h { display: flex; align-items: center; gap: 8px; height: 34px; padding: 0 12px; border-bottom: 1px solid var(--rule-2); }
.pane__n { font-size: 9.5px; color: var(--faint); }
.pane__h b { font-size: 13px; font-weight: 650; letter-spacing: -.01em; }
.pane__s { font-size: 9px; letter-spacing: .1em; color: var(--mute); margin-left: 4px; }
.pane__btn { margin-left: auto; font-size: 9px; letter-spacing: .08em; border: 1px solid var(--rule); padding: 3px 6px; color: var(--ink-2); }

.capmon { padding: 12px 14px 10px; display: flex; flex-direction: column; gap: 6px; min-height: 132px; justify-content: flex-end; }
.capmon p { font-size: 15px; line-height: 1.32; letter-spacing: -.012em; }
.capmon__past { color: var(--faint); }
.capmon__now { color: var(--ink); font-weight: 550; font-size: 17px !important; }
.caret { display: inline-block; width: 8px; height: 15px; background: var(--signal); margin-left: 3px; vertical-align: -2px; animation: blink .7s steps(1) infinite; }
.xl8 { border-top: 1px solid var(--rule-2); }
.xl8__row { display: grid; grid-template-columns: 34px 1fr auto; align-items: center; gap: 8px; padding: 7px 12px; border-top: 1px solid var(--rule-2); }
.xl8__row:first-child { border-top: 0; }
.code { font-size: 10px; font-weight: 700; border: 1px solid var(--ink); padding: 2px 0; text-align: center; width: 28px; }
.code.is-sig { background: var(--signal); border-color: var(--signal); color: var(--ink); }
.xl8__t { font-size: 13px; color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xl8__ms { font-size: 9.5px; color: var(--faint); }
.xl8__t.flash { animation: flash .5s steps(2) 1; }
@keyframes flash { 0% { background: var(--signal-tint); } 100% { background: transparent; } }

.queue { counter-reset: q; }
.q { display: grid; grid-template-columns: 40px 1fr auto; align-items: center; gap: 10px; padding: 10px 12px; border-top: 1px solid var(--rule-2); }
.q:first-child { border-top: 0; }
.q__n { font-size: 20px; font-weight: 500; letter-spacing: -.04em; text-align: right; font-variant-numeric: tabular-nums; }
.q__t { font-size: 13.5px; line-height: 1.3; letter-spacing: -.008em; }
.q__t small { display: block; font-size: 9.5px; letter-spacing: .08em; color: var(--mute); margin-top: 3px; }
.q.is-sel { background: var(--paper); box-shadow: inset 3px 0 0 var(--ink); }
.q.is-new { animation: qin .48s steps(4) 1; }
@keyframes qin { from { transform: translateY(-14px); opacity: 0; background: var(--signal-tint); } to { transform: none; opacity: 1; } }
.tag { font-size: 9px; letter-spacing: .1em; font-weight: 700; padding: 3px 6px; border: 1px solid var(--rule); color: var(--mute); }
.tag--sig { background: var(--signal); border-color: var(--signal); color: var(--ink); }
.tag--new { background: var(--ink); border-color: var(--ink); color: var(--paper); }

.timer { padding: 10px 14px 12px; }
.timer__big { font-size: 64px; font-weight: 500; letter-spacing: -.06em; line-height: 1; font-variant-numeric: tabular-nums; }
.ticks { display: flex; justify-content: space-between; align-items: flex-end; height: 16px; margin: 12px 0 8px; }
.ticks i { width: 1px; height: 7px; background: var(--rule); }
.ticks i:nth-child(5n+1) { height: 12px; }
.ticks i.on { background: var(--ink); }
.ticks i.now { background: var(--signal); height: 16px; width: 2px; }
.timer__meta { display: flex; justify-content: space-between; font-size: 9.5px; letter-spacing: .08em; color: var(--mute); }
.timer__ctl { display: flex; gap: 4px; margin-top: 10px; font-size: 10px; }
.timer__ctl span { border: 1px solid var(--rule); padding: 4px 8px; }
.timer__ctl span:last-child { margin-left: auto; color: var(--mute); letter-spacing: .06em; }

.poll { padding: 12px 14px; }
.poll__q { font-size: 15px; font-weight: 600; letter-spacing: -.015em; margin-bottom: 10px; }
.bar { display: grid; grid-template-columns: 1fr auto; row-gap: 4px; margin-top: 8px; }
.bar__l { font-size: 12px; }
.bar__v { font-size: 11px; font-variant-numeric: tabular-nums; }
.bar__track { grid-column: 1 / -1; height: 8px; background: var(--paper-2); position: relative; }
.bar__track i { position: absolute; inset: 0 auto 0 0; background: var(--ink); transition: width .4s steps(5); }
.bar:first-child .bar__track i { background: var(--signal); }
.poll__foot { display: flex; justify-content: space-between; margin-top: 14px; padding-top: 10px; border-top: 1px solid var(--rule-2); font-size: 9px; letter-spacing: .08em; color: var(--mute); }

/* inspector */
.insp { border-left: 1px solid var(--rule); padding: 20px 18px; background: var(--white); }
.insp__lbl { font-size: 9px; letter-spacing: .1em; color: var(--mute); }
.insp__lbl--gap { margin-top: 22px; padding-top: 14px; border-top: 1px solid var(--rule); }
.insp__q { font-size: 19px; font-weight: 650; letter-spacing: -.025em; line-height: 1.18; margin: 8px 0 14px; }
.insp__orig { font-size: 13px; color: var(--ink-2); margin: 4px 0 14px; line-height: 1.5; }
.insp__nums { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--rule); }
.insp__nums div { padding: 8px 0; display: flex; flex-direction: column; }
.insp__nums div + div { border-left: 1px solid var(--rule); padding-left: 12px; }
.insp__nums b { font-size: 30px; font-weight: 500; letter-spacing: -.04em; line-height: 1.05; }
.insp__nums span { font-size: 11px; color: var(--mute); }
.insp__btns { display: flex; flex-direction: column; gap: 6px; margin-top: 14px; }
.ibtn { display: flex; justify-content: space-between; align-items: center; height: 30px; padding: 0 10px; border: 1px solid var(--ink); border-radius: 2px; font-size: 12.5px; font-weight: 550; }
.ibtn--ink { background: var(--ink); color: var(--paper); }
.ibtn kbd { font-size: 10px; opacity: .6; }
.insp__reply { display: flex; justify-content: space-between; align-items: center; height: 34px; margin-top: 10px; padding: 0 10px; border-bottom: 1px solid var(--ink); font-size: 12.5px; color: var(--faint); }
.insp__reply kbd { font-size: 10px; }
.outs { margin-top: 8px; }
.outs li { display: flex; justify-content: space-between; font-size: 10.5px; padding: 6px 0; border-bottom: 1px solid var(--rule-2); }
.outs b { font-weight: 600; color: var(--faint); }
.outs b.is-sig { color: var(--signal-ink); }

/* ===== phone ===== */
.phone {
  position: absolute; right: 0; top: 150px; zoom: var(--pz, .9);
  width: 268px; height: 560px; background: var(--ink); border-radius: 40px; padding: 9px;
  box-shadow: 14px 14px 0 -1px var(--paper-3), 14px 14px 0 0 var(--rule);
}
.phone__screen { background: var(--paper); border-radius: 32px; height: 100%; display: flex; flex-direction: column; overflow: hidden; }
.phone__status { display: flex; justify-content: space-between; font-size: 10px; padding: 14px 22px 6px; font-weight: 600; }
.phone__head { display: flex; justify-content: space-between; align-items: center; padding: 8px 16px; border-bottom: 1px solid var(--ink); font-size: 10px; letter-spacing: .02em; }
.phone__lang { border: 1px solid var(--ink); padding: 3px 6px; }
.phone__lang b { background: var(--signal); padding: 0 3px; margin-right: 3px; }
.phone__title { font-size: 11px; color: var(--mute); padding: 10px 16px 0; }
.phone__live { display: flex; justify-content: space-between; font-size: 9px; letter-spacing: .06em; color: var(--mute); padding: 8px 16px 10px; border-bottom: 1px solid var(--rule); }
.phone__live .dot { width: 6px; height: 6px; margin-right: 6px; }
.phone__caps { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; gap: 12px; padding: 12px 16px 14px; overflow: hidden; }
.phone__caps p { font-size: 15px; line-height: 1.5; color: var(--faint); }
.phone__caps p.is-now { color: var(--ink); font-size: 21px; font-weight: 500; line-height: 1.42; }
.phone__caps p.is-now.typing { animation: wipe .9s steps(9) 1 both; }
@keyframes wipe { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 0 0 0); } }
.phone__orig { font-size: 9.5px; color: var(--mute); padding: 8px 16px; border-top: 1px solid var(--rule); letter-spacing: .04em; }
.phone__orig span { border: 1px solid var(--ink); padding: 1px 3px; color: var(--ink); margin-right: 4px; }
.phone__tabs { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); font-size: 11px; text-align: center; padding-bottom: 10px; }
.phone__tabs span { padding: 10px 0 6px; color: var(--mute); }
.phone__tabs span.is-on { color: var(--ink); font-weight: 600; box-shadow: inset 0 2px 0 var(--signal); }

/* ---------- ribbon (data-as-graphic) ---------- */
.ribbon { background: var(--ink); color: var(--paper); margin-top: 72px; padding: 6px 0; overflow: hidden; }
.ribbon__row { display: flex; align-items: center; border-bottom: 1px solid rgba(245,245,242,.12); height: 72px; }
.ribbon__row:last-child { border-bottom: 0; }
.ribbon__code { flex: none; width: 92px; padding-left: var(--mx); font-size: 12px; font-weight: 700; color: var(--faint); position: relative; z-index: 1; background: var(--ink); height: 100%; display: flex; align-items: center; }
.ribbon__row--sig .ribbon__code { color: var(--signal); }
.ribbon__track { white-space: nowrap; overflow: hidden; flex: 1; }
.ribbon__track span { display: inline-block; font-size: 40px; font-weight: 500; letter-spacing: -.035em; padding-right: 0; animation: marquee 60s linear infinite; }
.ribbon__track.th span { font-size: 34px; letter-spacing: 0; font-weight: 500; }
.ribbon__row--sig .ribbon__track span { color: var(--signal); animation-duration: 72s; }
.ribbon__row:nth-child(3) .ribbon__track span { color: rgba(245,245,242,.45); animation-duration: 66s; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.sec { padding: 112px 0 0; }
.sec--tight { padding-top: 56px; }
.sec__head { display: flex; align-items: center; gap: 16px; margin-bottom: 44px; }
.sec__n { font-size: 13px; font-weight: 700; background: var(--ink); color: var(--paper); padding: 4px 7px; }
.sec__k { font-size: 12px; text-transform: uppercase; letter-spacing: .1em; font-weight: 500; }
.sec__meta { font-size: 11px; color: var(--mute); letter-spacing: .04em; text-transform: uppercase; }
.rule { flex: 1; height: 1px; background: var(--ink); transform-origin: left; }
.js .rule { transform: scaleX(0); transition: transform .9s steps(18); }
.js .rule.in { transform: scaleX(1); }

.h2 { font-size: clamp(34px, 4.6vw, 68px); font-weight: 650; letter-spacing: -.045em; line-height: .98; max-width: 15.5em; margin-bottom: 64px; }
.h2--flush { margin-bottom: 18px; }

/* story */
.story__grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gut); }
.story__big { grid-column: 1 / span 8; font-size: clamp(28px, 3.3vw, 48px); line-height: 1.08; letter-spacing: -.035em; font-weight: 500; }
.story__side { grid-column: 10 / span 3; display: flex; flex-direction: column; gap: 20px; font-size: 15.5px; color: var(--ink-2); padding-top: 8px; border-top: 1px solid var(--ink); }
.story__turn { font-size: 21px; color: var(--ink); font-weight: 600; letter-spacing: -.02em; line-height: 1.2; }
.story__turn em { font-style: normal; color: var(--signal-ink); }

/* barriers */
.barriers { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.barriers li { padding: 0 var(--gut) 32px; border-left: 1px solid var(--rule); display: flex; flex-direction: column; }
.barriers li:first-child { border-left: 0; padding-left: 0; }
.barriers li:last-child { padding-right: 0; }
.barriers__n { font-size: clamp(140px, 17vw, 260px); font-weight: 700; letter-spacing: -.07em; line-height: .78; margin: 22px 0 22px -.04em; font-variant-numeric: tabular-nums; }
.barriers li:nth-child(2) .barriers__n { color: var(--paper-3); -webkit-text-stroke: 1.5px var(--ink); }
.barriers li:nth-child(3) .barriers__n { color: var(--signal); }
.barriers__k { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--mute); }
.barriers h3 { font-size: 30px; letter-spacing: -.035em; line-height: 1.05; margin: 6px 0 16px; }
.barriers p { font-size: 15.5px; color: var(--ink-2); }
.barriers__p { font-weight: 600; color: var(--ink) !important; margin-bottom: 10px !important; }
.sig-line { margin-top: auto; padding-top: 28px; display: flex; align-items: center; gap: 10px; font-size: 11px; font-weight: 700; }
.sig-line span { border: 1px solid var(--ink); padding: 2px 5px; }
.sig-line span.is-sig { background: var(--signal); border-color: var(--signal); color: var(--ink); }
.sig-line i { flex: 1; height: 1px; background: var(--ink); position: relative; }
.sig-line i::after { content: ""; position: absolute; right: -1px; top: -3px; border: 3.5px solid transparent; border-left: 6px solid var(--ink); border-right: 0; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--gut); padding: 22px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.steps li { display: flex; flex-direction: column; gap: 6px; }
.steps span { font-size: 11px; color: var(--signal-ink); font-weight: 700; }
.steps b { font-size: 17px; letter-spacing: -.02em; }
.steps p { font-size: 13.5px; color: var(--mute); }

/* features */
.feats { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--rule); }
.feat { padding: 18px 22px 22px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); display: flex; flex-direction: column; min-height: 256px; position: relative; transition: background .1s steps(1); }
.feat:hover { background: var(--white); }
.feat:hover header span:first-child { background: var(--signal); }
.feat header { display: flex; justify-content: space-between; font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--mute); margin-bottom: 32px; }
.feat header span:first-child { color: var(--ink); font-weight: 700; padding: 1px 4px; margin-left: -4px; }
.feat h3 { font-size: 25px; letter-spacing: -.035em; line-height: 1.05; margin-bottom: 12px; }
.feat p { font-size: 14.5px; color: var(--ink-2); }
.feat__data { margin-top: auto; padding-top: 22px; font-size: 11px; color: var(--mute); }
.feat__data b { color: var(--ink); font-weight: 700; font-size: 13px; }

/* stage (inverted) */
.sec--ink { background: var(--ink); color: var(--paper); margin-top: 112px; padding-bottom: 112px; }
.sec--ink .sec__n { background: var(--signal); color: var(--ink); }
.sec--ink .rule { background: var(--paper); }
.sec--ink .sec__meta, .sec--ink .dim { color: rgba(245,245,242,.42); }

.stage-wrap { display: grid; grid-template-columns: 1fr 280px; gap: 40px; align-items: start; }
.stage {
  aspect-ratio: 16 / 9; background: #141416; border: 1px solid rgba(245,245,242,.2);
  display: grid; grid-template-columns: 1fr 26%; grid-template-rows: 1fr auto auto; gap: 1.2%; padding: 1.6%;
  container-type: inline-size; position: relative;
}
.z { position: absolute; top: 0; left: -1px; transform: translateY(-100%); line-height: 1.1; font-size: max(8px, .85cqw); font-weight: 700; background: var(--signal); color: var(--ink); padding: .15cqw .4cqw; z-index: 2; }
.stage__slide { position: relative; background: var(--paper); color: var(--ink); padding: 3.4cqw 3.6cqw; display: flex; flex-direction: column; }
.stage__kick { font-size: 1.1cqw; letter-spacing: .14em; font-weight: 700; color: var(--signal-ink); }
.stage__big { font-size: 13.5cqw; font-weight: 700; letter-spacing: -.07em; line-height: .86; margin-top: 1.4cqw; }
.stage__cap { font-size: 1.9cqw; font-weight: 500; letter-spacing: -.02em; margin-top: 1cqw; }
.stage__row { display: flex; gap: 3.6cqw; margin-top: auto; padding-top: 1.4cqw; border-top: 1px solid var(--ink); }
.stage__row div { display: flex; flex-direction: column; }
.stage__row b { font-size: 2.6cqw; font-weight: 500; letter-spacing: -.04em; }
.stage__row span { font-size: .95cqw; color: var(--mute); text-transform: uppercase; letter-spacing: .08em; }
.stage__q { position: absolute; right: 2.2cqw; top: 2.2cqw; width: 42%; background: var(--white); border: 1px solid var(--ink); border-top: .45cqw solid var(--signal); padding: 1.4cqw 1.6cqw; }
.stage__qk { display: flex; justify-content: space-between; font-size: .8cqw; letter-spacing: .08em; color: var(--mute); }
.stage__qk b { color: var(--ink); }
.stage__qt { font-size: 1.9cqw; font-weight: 650; letter-spacing: -.025em; line-height: 1.12; margin: .7cqw 0 .6cqw; }
.stage__qo { font-size: 1cqw; color: var(--mute); }
.stage__rail { display: flex; flex-direction: column; gap: 1.2cqw; min-height: 0; }
.stage__qr { position: relative; background: var(--paper); color: var(--ink); padding: 1.4cqw; display: flex; flex-direction: column; align-items: center; gap: .9cqw; flex: 1; justify-content: center; }
.qr { width: 72%; aspect-ratio: 1; }
.qr svg { display: block; width: 100%; height: 100%; }
.stage__qrl { font-size: .85cqw; text-align: center; letter-spacing: .1em; line-height: 1.5; }
.stage__qrl b { letter-spacing: 0; font-weight: 500; }
.stage__timer { position: relative; border: 1px solid rgba(245,245,242,.25); padding: 1cqw 1.2cqw; }
.stage__tl { display: flex; justify-content: space-between; font-size: .8cqw; letter-spacing: .1em; color: rgba(245,245,242,.6); }
.stage__tl .is-sig { color: var(--signal); }
.stage__tv { font-size: 5.4cqw; font-weight: 500; letter-spacing: -.06em; line-height: 1; margin: .6cqw 0 .8cqw; }
.stage__tbar { height: .35cqw; background: rgba(245,245,242,.15); }
.stage__tbar i { display: block; height: 100%; width: 64%; background: var(--paper); }
.stage__caps { grid-column: 1 / -1; position: relative; border-top: 1px solid rgba(245,245,242,.25); border-bottom: 1px solid rgba(245,245,242,.25); padding: .6cqw 0; }
.stage__caps div { display: grid; grid-template-columns: 3.6cqw 1fr; align-items: center; gap: 1cqw; padding: .35cqw 0; }
.stage__caps .code { font-size: .85cqw; width: 2.8cqw; border-color: rgba(245,245,242,.6); color: var(--paper); }
.stage__caps .code.is-sig { color: var(--ink); border-color: var(--signal); }
.stage__caps p { font-size: 1.75cqw; letter-spacing: -.015em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: rgba(245,245,242,.7); }
.stage__caps div:first-child p { color: var(--paper); font-weight: 500; }
.stage__caps p b { color: var(--signal); font-weight: 500; }
.stage__caps p.th { font-size: 1.55cqw; }
.stage__foot { grid-column: 1 / -1; position: relative; display: flex; justify-content: space-between; font-size: .85cqw; letter-spacing: .1em; color: rgba(245,245,242,.5); padding-top: .2cqw; }
.stage__foot b { color: var(--paper); }

.zones { border-top: 1px solid var(--paper); }
.zones li { display: grid; grid-template-columns: 36px 1fr; column-gap: 8px; padding: 12px 0; border-bottom: 1px solid rgba(245,245,242,.16); font-size: 12px; }
.zones b { grid-row: span 2; background: var(--signal); color: var(--ink); align-self: start; text-align: center; font-size: 10.5px; padding: 2px 0; }
.zones span { color: var(--paper); font-family: var(--f-sans); font-size: 15px; font-weight: 600; letter-spacing: -.01em; }
.zones em { font-style: normal; color: rgba(245,245,242,.5); font-size: 11px; margin-top: 2px; }

.rules { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gut); margin-top: 40px; }
.rules div { border-top: 1px solid rgba(245,245,242,.3); padding-top: 12px; font-size: 12.5px; color: rgba(245,245,242,.82); line-height: 1.5; }
.rules span { display: block; font-size: 10px; letter-spacing: .14em; color: var(--signal); margin-bottom: 4px; font-weight: 700; }

/* pricing */
.price-hero { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gut); align-items: end; padding-bottom: 48px; }
.price-hero__fig { grid-column: 1 / span 6; font-size: clamp(160px, 22vw, 330px); font-weight: 700; letter-spacing: -.075em; line-height: .76; display: flex; align-items: flex-start; }
.price-hero__fig .mono { font-size: 14px; letter-spacing: .1em; font-weight: 700; background: var(--signal); padding: 4px 7px; margin: .2em .5em 0 0; }
.price-hero__txt { grid-column: 8 / span 5; }
.price-hero__txt p { font-size: 17px; color: var(--ink-2); margin-bottom: 24px; max-width: 30em; }
.tiers { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); }
.tier { padding: 20px 22px 24px; border-left: 1px solid var(--rule); display: flex; flex-direction: column; }
.tier:first-child { border-left: 0; padding-left: 0; }
.tier:last-child { padding-right: 0; }
.tier header { display: flex; align-items: center; gap: 10px; }
.tier header .mono:first-child { font-size: 11px; color: var(--mute); }
.tier h3 { font-size: 22px; letter-spacing: -.03em; }
.tier header .tag { margin-left: auto; }
.tier__p { font-size: 46px; font-weight: 650; letter-spacing: -.05em; margin: 18px 0 18px; display: flex; flex-direction: column; line-height: 1; }
.tier__p .mono { font-size: 10.5px; letter-spacing: .04em; color: var(--mute); font-weight: 400; margin-top: 8px; text-transform: uppercase; }
.tier ul { margin-bottom: 26px; flex: 1; }
.tier li { font-size: 14px; padding: 8px 0; border-top: 1px solid var(--rule-2); display: flex; gap: 10px; }
.tier li::before { content: "—"; color: var(--faint); font-family: var(--f-mono); font-size: 12px; }
.tier--pro { background: var(--white); box-shadow: inset 0 3px 0 var(--signal); padding-left: 22px !important; padding-right: 22px !important; }
.tier--pro li::before { content: "+"; color: var(--signal-ink); font-weight: 700; }

/* faq */
.faq-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gut); }
.faq-intro { grid-column: 1 / span 4; border-top: 1px solid var(--ink); padding-top: 18px; }
.faq-intro__t { font-size: 34px; font-weight: 650; letter-spacing: -.04em; line-height: 1.02; max-width: 8em; }
.faq-intro__p { margin-top: 18px; font-size: 15px; color: var(--mute); max-width: 22em; }
.faq-intro__p a { color: var(--ink); text-decoration-color: var(--signal); text-underline-offset: 3px; text-decoration-thickness: 2px; }
.faq { grid-column: 6 / span 7; border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 56px 1fr 20px; align-items: baseline; padding: 18px 0; font-size: 18px; font-weight: 600; letter-spacing: -.02em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--f-mono); font-weight: 400; text-align: right; color: var(--mute); }
.faq details[open] summary::after { content: "−"; color: var(--signal-ink); }
.faq summary .mono { font-size: 11px; color: var(--mute); font-weight: 500; }
.faq details[open] summary .mono { color: var(--signal-ink); }
.faq p { padding: 0 20px 22px 56px; font-size: 15px; color: var(--ink-2); max-width: 38em; }

/* closer + footer */
.closer { padding: 140px 0 96px; }
.closer__t { font-size: clamp(48px, 8.6vw, 136px); font-weight: 700; letter-spacing: -.055em; line-height: .9; }
.closer__t span { color: var(--signal); }
.closer__row { display: flex; align-items: center; gap: 28px; margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--ink); flex-wrap: wrap; }
.closer__row p { font-size: 11.5px; color: var(--mute); }
.foot { border-top: 1px solid var(--ink); }
.foot__in { display: flex; justify-content: space-between; gap: 20px; padding-top: 18px; padding-bottom: 28px; font-size: 11px; color: var(--mute); flex-wrap: wrap; }
.foot a { text-decoration: none; }
.foot a:hover { color: var(--signal-ink); }

/* reveal (mechanical: stepped, not floaty) */
/* content is never hidden; only a stepped signal tick marks arrival */
.js [data-reveal].in { animation: tick .6s steps(3) 1; }
@keyframes tick { 0% { box-shadow: inset 0 2px 0 var(--signal); } 100% { box-shadow: inset 0 2px 0 transparent; } }

/* ---------- responsive ---------- */
@media (max-width: 1180px) {
  .nav__links { display: none; }
  .hero__sub { grid-column: 1 / span 7; }
  .hero__cta { grid-column: 8 / span 5; }
  .hero__specs { grid-column: 1 / -1; grid-template-columns: repeat(4, 1fr); }
  .hero__specs div { padding: 10px 12px 12px !important; border-right: 1px solid var(--rule); }
  .hero__specs div:first-child { padding-left: 0 !important; }
  .stage-wrap { grid-template-columns: 1fr; }
  .zones { display: grid; grid-template-columns: repeat(3, 1fr); column-gap: var(--gut); }
  .story__big { grid-column: 1 / span 7; }
  .story__side { grid-column: 8 / span 5; }
}

@media (max-width: 860px) {
  :root { --mx: 20px; --gut: 16px; }
  .nav__meta { display: none; }
  .nav__in { justify-content: space-between; }
  .hero__index { grid-template-columns: 1fr 1fr; }
  .hero__index span:nth-child(2) { display: none; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__sub, .hero__cta, .hero__specs { grid-column: 1 / -1; }
  .hero__sub { font-size: 18px; }
  .hero__specs { grid-template-columns: 1fr 1fr; }
  .hero__specs div { border-right: 0 !important; padding: 10px 0 12px !important; }
  .hero__specs div:nth-child(odd) { border-right: 1px solid var(--rule) !important; padding-right: 12px !important; }
  .hero__specs div:nth-child(even) { padding-left: 12px !important; }
  .mock-wrap { margin-top: 44px; }
  .mock-stage { padding-right: 0; padding-bottom: 0; }
  .phone { position: relative; top: auto; right: auto; margin: 36px auto 0; zoom: 1; }
  .mock-note { position: static; text-align: center; margin-top: 14px; }
  .ribbon { margin-top: 56px; }
  .ribbon__row { height: 54px; }
  .ribbon__code { width: 56px; }
  .ribbon__track span { font-size: 26px; }
  .ribbon__track.th span { font-size: 22px; }
  .sec { padding-top: 80px; }
  .sec__head { flex-wrap: wrap; gap: 10px 12px; margin-bottom: 28px; }
  .sec__meta { flex-basis: 100%; order: 3; }
  .h2 { margin-bottom: 40px; }
  .story__grid { grid-template-columns: 1fr; gap: 28px; }
  .story__big, .story__side { grid-column: 1 / -1; }
  .barriers { grid-template-columns: 1fr; }
  .barriers li { border-left: 0; padding: 0 0 32px; border-bottom: 1px solid var(--rule); display: grid; grid-template-columns: auto 1fr; column-gap: 18px; }
  .barriers li > :not(.barriers__n) { grid-column: 2; }
  .barriers__n { grid-row: span 5; font-size: 120px; margin: 20px 0 0; }
  .barriers__k { margin-top: 24px; }
  .barriers h3 { font-size: 26px; }
  .steps { grid-template-columns: 1fr; gap: 0; padding: 0; }
  .steps li { display: grid; grid-template-columns: 40px 1fr; padding: 14px 0; border-bottom: 1px solid var(--rule); gap: 2px 0; }
  .steps li:last-child { border-bottom: 0; }
  .steps li > span { grid-row: span 2; padding-top: 4px; }
  .feats { grid-template-columns: 1fr; }
  .feat { min-height: 0; }
  .feat header { margin-bottom: 22px; }
  .sec--ink { margin-top: 80px; padding-bottom: 80px; }
  .zones { grid-template-columns: 1fr 1fr; }
  .rules { grid-template-columns: 1fr; gap: 14px; }
  .price-hero { grid-template-columns: 1fr; }
  .price-hero__fig, .price-hero__txt { grid-column: 1 / -1; }
  .tiers { grid-template-columns: 1fr; }
  .tier { border-left: 0; padding: 22px 0 26px !important; border-bottom: 1px solid var(--rule); }
  .tier--pro { padding: 22px 18px 26px !important; }
  .faq-intro, .faq { grid-column: 1 / -1; }
  .faq-intro__t { font-size: 28px; }
  .faq summary { font-size: 16.5px; grid-template-columns: 44px 1fr 20px; }
  .faq p { padding-left: 44px; padding-right: 0; }
  .closer { padding: 100px 0 64px; }
  .btn { white-space: normal; text-align: center; }
  .closer__row .btn { width: 100%; }
}

@media (max-width: 480px) {
  .hero__title { font-size: 19.5vw; letter-spacing: -.06em; }
  .br-m { display: inline; }
  .hero__cta .btn { width: 100%; }
  .zones { grid-template-columns: 1fr; }
  .barriers__n { font-size: 96px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .js .rule { transform: none; }
}