:root {
  --ta-navy: #12273E;
  --ta-steel: #385B7B;
  --ta-signal: #466989;
  --ta-light: #8AA0B6;
  --ta-ink: #0C1620;
  --ta-muted: #65717D;
  --ta-line: #D9E0E6;
  --ta-soft: #F4F6F7;
  --ta-white: #FFFFFF;
  --ta-shell: 1260px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ta-ink);
  background: var(--ta-white);
  font-family: Inter, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; }
a { color: inherit; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 999; transform: translateY(-140%); background: var(--ta-navy); color: #fff; padding: 10px 14px; }
.skip-link:focus { transform: none; }
.ta-shell { width: min(calc(100% - 48px), var(--ta-shell)); margin-inline: auto; }

.ta-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--ta-line);
  backdrop-filter: blur(12px);
}
.ta-header__inner { min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.ta-brand { display: inline-flex; align-items: center; text-decoration: none; }
.ta-brand img { width: 208px; }
.ta-nav { display: flex; align-items: center; gap: 28px; font-size: 13px; letter-spacing: .02em; }
.ta-nav a { text-decoration: none; color: #3F4C58; position: relative; }
.ta-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -7px; height: 1px; background: var(--ta-navy); transition: right .18s ease; }
.ta-nav a:hover::after { right: 0; }

.ta-kicker {
  margin: 0 0 20px;
  color: var(--ta-steel);
  font: 650 11px/1.2 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: .16em;
}

.ta-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--ta-line);
  background:
    linear-gradient(90deg, transparent 0, transparent calc(50% - .5px), rgba(18,39,62,.04) calc(50% - .5px), rgba(18,39,62,.04) calc(50% + .5px), transparent calc(50% + .5px)),
    linear-gradient(#fff,#fff);
}
.ta-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(18,39,62,.08) .7px, transparent .7px);
  background-size: 18px 18px;
  mask-image: linear-gradient(90deg, rgba(0,0,0,.3), transparent 58%);
}
.ta-hero__grid {
  min-height: 710px;
  display: grid;
  grid-template-columns: minmax(0,1.08fr) minmax(460px,.92fr);
  align-items: center;
  gap: 78px;
  padding-block: 92px 86px;
  position: relative;
}
.ta-hero__copy { max-width: 680px; }
.ta-hero h1,
.ta-section-head h2,
.ta-buyers h2,
.ta-access h2 {
  margin: 0;
  color: var(--ta-navy);
  font-family: Sora, Inter, Arial, sans-serif;
  font-weight: 590;
  letter-spacing: -.045em;
}
.ta-hero h1 { font-size: clamp(54px, 5.55vw, 84px); line-height: .98; }
.ta-hero h1 span,
.ta-section-head h2 span,
.ta-access h2 span { color: var(--ta-steel); font-weight: 460; }
.ta-lead { max-width: 690px; margin: 34px 0 0; color: #475563; font-size: 19px; line-height: 1.63; }
.ta-actions { display: flex; align-items: center; gap: 24px; margin-top: 36px; }
.ta-btn { display: inline-flex; align-items: center; gap: 12px; min-height: 48px; text-decoration: none; font-size: 13px; font-weight: 650; letter-spacing: .02em; }
.ta-btn--primary { padding: 0 20px; color: #fff; background: var(--ta-navy); border: 1px solid var(--ta-navy); }
.ta-btn--primary:hover { background: #1a3653; }
.ta-btn--quiet { padding: 0 2px; border-bottom: 1px solid #BAC5CE; }
.ta-hero__meta { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 46px; padding-top: 22px; border-top: 1px solid var(--ta-line); color: #667380; font: 550 11px/1.2 ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; }

.ta-signal {
  align-self: center;
  background: #FBFCFC;
  border: 1px solid #C8D1D9;
  box-shadow: 0 28px 70px rgba(12,22,32,.09);
}
.ta-signal p { margin: 0; }
.ta-signal__top { min-height: 42px; padding: 0 18px; display: flex; justify-content: space-between; align-items: center; background: var(--ta-navy); color: #fff; font: 650 10px/1 ui-monospace, monospace; letter-spacing: .1em; }
.ta-signal__top strong { color: #DCE7EF; font-weight: 650; }
.ta-signal__identity,
.ta-signal__purchase,
.ta-signal__window,
.ta-signal__evidence,
.ta-signal__score { padding: 18px 20px; border-bottom: 1px solid var(--ta-line); }
.ta-signal__identity p,
.ta-signal__purchase p,
.ta-signal__window p,
.ta-signal__evidence > p,
.ta-signal__score span { color: #74818D; font: 650 10px/1.2 ui-monospace, monospace; letter-spacing: .12em; }
.ta-signal__identity h2 { margin: 7px 0 0; font: 600 22px/1.2 Sora, Inter, sans-serif; color: var(--ta-navy); }
.ta-signal__purchase strong { display: block; margin-top: 8px; font: 560 18px/1.38 Sora, Inter, sans-serif; color: var(--ta-navy); }
.ta-signal__window { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.ta-signal__window strong { color: var(--ta-steel); font: 700 13px/1 ui-monospace, monospace; letter-spacing: .05em; }
.ta-signal__evidence ul { list-style: none; margin: 14px 0 0; padding: 0; }
.ta-signal__evidence li { display: grid; grid-template-columns: 34px 1fr; gap: 10px; padding: 10px 0; border-top: 1px solid #E4E9ED; color: #34414D; font-size: 13px; }
.ta-signal__evidence li span { color: var(--ta-steel); font: 650 10px/1.5 ui-monospace, monospace; }
.ta-signal__score > div:first-child { display: flex; justify-content: space-between; align-items: baseline; }
.ta-signal__score strong { color: var(--ta-navy); font: 650 28px/1 Sora, Inter, sans-serif; }
.ta-scorebar { height: 4px; margin-top: 12px; background: #E5EAEE; overflow: hidden; }
.ta-scorebar i { display: block; height: 100%; background: var(--ta-steel); }
.ta-signal__note { padding: 12px 20px 14px; color: #82909C; font-size: 10px; line-height: 1.4; }

.ta-sequence,
.ta-layers,
.ta-buyers,
.ta-access { padding-block: 118px; }
.ta-section-head { display: grid; grid-template-columns: minmax(320px,.8fr) minmax(380px,.62fr); column-gap: 92px; align-items: end; margin-bottom: 74px; }
.ta-section-head .ta-kicker { grid-column: 1/-1; }
.ta-section-head h2 { font-size: clamp(40px, 4.4vw, 64px); line-height: 1.04; }
.ta-section-head > p:last-child { margin: 0 0 6px; color: #596672; font-size: 17px; line-height: 1.68; }
.ta-section-head--compact { display: block; margin: 0; }

.ta-sequence { background: #fff; border-bottom: 1px solid var(--ta-line); }
.ta-sequence__rail { display: grid; grid-template-columns: 1fr 42px 1fr 42px 1fr 42px 1fr; align-items: stretch; }
.ta-sequence__rail article { min-height: 250px; padding: 22px 20px 24px; border: 1px solid var(--ta-line); border-right: 0; display: flex; flex-direction: column; }
.ta-sequence__rail article:last-child { border-right: 1px solid var(--ta-line); }
.ta-sequence__rail article > span { color: var(--ta-light); font: 650 11px/1 ui-monospace, monospace; }
.ta-sequence__rail small { margin-top: auto; color: var(--ta-steel); font: 650 10px/1.2 ui-monospace, monospace; letter-spacing: .12em; }
.ta-sequence__rail strong { margin-top: 8px; color: var(--ta-navy); font: 580 18px/1.25 Sora, Inter, sans-serif; }
.ta-sequence__rail p { margin: 12px 0 0; color: #68747F; font-size: 13px; line-height: 1.55; }
.ta-sequence__rail > i { align-self: center; position: relative; height: 1px; background: #AAB7C2; }
.ta-sequence__rail > i::after { content: ""; position: absolute; right: 0; top: -3px; width: 6px; height: 6px; border-top: 1px solid #8798A6; border-right: 1px solid #8798A6; transform: rotate(45deg); }
.ta-sequence__rail .is-result { background: var(--ta-navy); border-color: var(--ta-navy); }
.ta-sequence__rail .is-result span { color: #91A7BA; }
.ta-sequence__rail .is-result small { color: #AFC2D2; }
.ta-sequence__rail .is-result strong,
.ta-sequence__rail .is-result p { color: #fff; }
.ta-sequence__rail .is-result p { opacity: .72; }

.ta-layers { background: var(--ta-soft); border-bottom: 1px solid #CFD8DF; }
.ta-layers__grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 100px; align-items: start; }
.ta-layers__list { border-top: 1px solid #BFC9D1; }
.ta-layers__list > div { display: grid; grid-template-columns: 54px minmax(220px,.7fr) 1.3fr; gap: 24px; padding: 25px 0; border-bottom: 1px solid #CFD8DF; align-items: baseline; }
.ta-layers__list span { color: var(--ta-light); font: 650 10px/1 ui-monospace, monospace; }
.ta-layers__list strong { color: var(--ta-navy); font: 580 17px/1.3 Sora, Inter, sans-serif; }
.ta-layers__list p { margin: 0; color: #66727E; font-size: 13px; line-height: 1.6; }

.ta-buyers { background: var(--ta-navy); color: #fff; }
.ta-buyers .ta-kicker { color: #A8B9C7; }
.ta-buyers h2 { color: #fff; font-size: clamp(38px,4vw,58px); line-height: 1.05; }
.ta-buyers__grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 92px; }
.ta-buyers blockquote { margin: 0; padding: 0 0 0 34px; border-left: 1px solid #5E7890; align-self: end; }
.ta-buyers blockquote p { margin: 0; max-width: 720px; color: #E9F0F5; font: 460 clamp(28px,3vw,44px)/1.25 Sora, Inter, sans-serif; letter-spacing: -.03em; }
.ta-buyers__roles { grid-column: 2; margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.ta-buyers__roles span { padding: 9px 11px; border: 1px solid #4A6278; color: #C8D5DF; font-size: 12px; }

.ta-access { border-bottom: 1px solid var(--ta-line); }
.ta-access__inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 120px; align-items: end; }
.ta-access h2 { font-size: clamp(40px,4.2vw,62px); line-height: 1.04; }
.ta-access__copy > p:first-child { margin: 0; color: #596672; font-size: 17px; line-height: 1.65; }
.ta-status { margin: 34px 0 0; display: inline-flex; align-items: center; gap: 10px; color: var(--ta-steel); font: 700 10px/1 ui-monospace, monospace; letter-spacing: .12em; }
.ta-status i { width: 7px; height: 7px; background: var(--ta-signal); border-radius: 50%; box-shadow: 0 0 0 5px rgba(70,105,137,.11); }

.ta-footer { padding-block: 42px 34px; background: #F8F9FA; }
.ta-footer__inner { display: grid; grid-template-columns: 1fr auto; gap: 22px 40px; align-items: center; }
.ta-footer img { width: 176px; }
.ta-footer p { margin: 0; color: var(--ta-navy); font: 650 10px/1 ui-monospace, monospace; letter-spacing: .13em; }
.ta-footer small { grid-column: 1/-1; padding-top: 20px; border-top: 1px solid var(--ta-line); color: #7A8792; font-size: 11px; }

@media (max-width: 980px) {
  .ta-shell { width: min(calc(100% - 34px), var(--ta-shell)); }
  .ta-header__inner { min-height: 72px; }
  .ta-brand img { width: 180px; }
  .ta-nav { display: none; }
  .ta-hero__grid { min-height: auto; grid-template-columns: 1fr; gap: 58px; padding-block: 72px 68px; }
  .ta-hero__copy { max-width: 760px; }
  .ta-signal { width: min(100%, 620px); }
  .ta-section-head { grid-template-columns: 1fr; row-gap: 24px; }
  .ta-section-head .ta-kicker { grid-column: auto; }
  .ta-sequence__rail { grid-template-columns: 1fr; gap: 0; }
  .ta-sequence__rail > i { width: 1px; height: 28px; justify-self: center; }
  .ta-sequence__rail > i::after { right: -3px; top: auto; bottom: 0; transform: rotate(135deg); }
  .ta-sequence__rail article { min-height: 190px; border-right: 1px solid var(--ta-line); border-bottom: 0; }
  .ta-sequence__rail article:last-child { border-bottom: 1px solid var(--ta-line); }
  .ta-layers__grid,
  .ta-buyers__grid,
  .ta-access__inner { grid-template-columns: 1fr; gap: 58px; }
  .ta-buyers__roles { grid-column: auto; }
}

@media (max-width: 640px) {
  .ta-shell { width: min(calc(100% - 28px), var(--ta-shell)); }
  .ta-header__inner { min-height: 66px; }
  .ta-brand img { width: 156px; }
  .ta-hero__grid { padding-block: 56px 54px; gap: 44px; }
  .ta-kicker { margin-bottom: 16px; font-size: 9px; letter-spacing: .13em; }
  .ta-hero h1 { font-size: clamp(44px, 13vw, 58px); line-height: 1.01; }
  .ta-lead { margin-top: 25px; font-size: 16px; line-height: 1.6; }
  .ta-actions { align-items: stretch; flex-direction: column; gap: 12px; }
  .ta-btn--primary { justify-content: center; }
  .ta-btn--quiet { align-self: flex-start; }
  .ta-hero__meta { gap: 8px 18px; margin-top: 34px; padding-top: 18px; font-size: 9px; }
  .ta-signal__top { padding-inline: 12px; font-size: 8px; }
  .ta-signal__identity,
  .ta-signal__purchase,
  .ta-signal__window,
  .ta-signal__evidence,
  .ta-signal__score { padding-inline: 14px; }
  .ta-signal__window { align-items: flex-start; flex-direction: column; gap: 8px; }
  .ta-sequence,
  .ta-layers,
  .ta-buyers,
  .ta-access { padding-block: 82px; }
  .ta-section-head { margin-bottom: 48px; }
  .ta-section-head h2,
  .ta-buyers h2,
  .ta-access h2 { font-size: 38px; }
  .ta-section-head > p:last-child,
  .ta-access__copy > p:first-child { font-size: 15px; }
  .ta-layers__list > div { grid-template-columns: 34px 1fr; gap: 8px 12px; }
  .ta-layers__list p { grid-column: 2; }
  .ta-buyers blockquote { padding-left: 18px; }
  .ta-buyers blockquote p { font-size: 27px; }
  .ta-footer__inner { grid-template-columns: 1fr; }
  .ta-footer p { line-height: 1.45; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}