/* 00-tokens.css */
/* DESIGN TOKENS: the only place raw colour, type, space, radius and shadow values live. */
:root {
  /* colour */
  --color-primary: #1e4fa3;      /* Neptune blue */
  --color-primary-hi: #3a74dc;
  --color-secondary: #0b1a33;    /* ink */
  --color-ink-deep: #050d1b;
  --color-bg: #f6f8fc;
  --color-surface: #ffffff;
  --color-text: #0b1a33;
  --color-muted: #55627a;
  --color-accent: #7fb0ff;       /* signal blue on dark */
  --color-signal: #b49cf0;       /* violet */
  --color-warm: #c99a5b;         /* bronze: pending state */
  --color-ok: #2f9e7a;           /* verified state */
  --color-danger: #c23b3b;
  --color-line: rgba(11, 26, 51, 0.12);
  --color-line-dark: rgba(255, 255, 255, 0.14);
  --color-text-dark: #e8eefb;
  --color-muted-dark: #9fb0cc;

  /* type */
  --font-display: "Manrope", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --font-tamil: "Noto Sans Tamil", "Latha", sans-serif;
  --fs-hero: clamp(2.7rem, 7.4vw, 5.9rem);
  --fs-h1: clamp(2.2rem, 5.2vw, 4rem);
  --fs-h2: clamp(1.8rem, 3.6vw, 2.9rem);
  --fs-h3: clamp(1.25rem, 2vw, 1.55rem);
  --fs-lead: clamp(1.05rem, 1.5vw, 1.2rem);
  --fs-small: 0.875rem;
  --fs-micro: 0.72rem;

  /* space */
  --s-1: 4px; --s-2: 8px; --s-3: 12px; --s-4: 16px; --s-5: 24px;
  --s-6: 32px; --s-7: 48px; --s-8: 64px; --s-9: 96px; --s-10: 128px;
  --gutter: clamp(16px, 4vw, 40px);

  /* shape */
  --radius-s: 6px;
  --radius: 10px;
  --radius-l: 16px;
  --shadow-1: 0 1px 2px rgba(5, 13, 27, 0.06), 0 8px 24px rgba(5, 13, 27, 0.06);
  --shadow-2: 0 24px 60px rgba(5, 13, 27, 0.16);

  /* layout */
  --max: 1200px;
  --header-h: 68px;
  --z-header: 50;
  --z-skip: 100;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* 10-base.css */
/* Reset, typography, accessibility primitives. */
@view-transition { navigation: auto; }

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 24px); }
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: 3px; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
ul, ol { padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.08; letter-spacing: -0.03em; font-weight: 800; text-wrap: balance; }
p { text-wrap: pretty; }
address { font-style: normal; }
.tamil { font-family: var(--font-tamil); letter-spacing: 0; }
main:focus { outline: none; }

:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 3px; border-radius: 4px; }

.skip {
  position: fixed; left: 12px; top: -80px; z-index: var(--z-skip);
  background: #fff; color: var(--color-secondary); padding: 10px 16px;
  border-radius: var(--radius-s); font-weight: 700; text-decoration: none;
}
.skip:focus { top: 12px; }

.wrap { width: min(var(--max), 100% - 2 * var(--gutter)); margin-inline: auto; }

.eyebrow {
  font-family: var(--font-mono); font-size: var(--fs-micro); font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-primary);
}
.eyebrow--light { color: var(--color-accent); }
.eyebrow::before { content: "// "; opacity: 0.6; }

/* Reveal on scroll: only hidden when JS is present AND motion is allowed. */
@media (prefers-reduced-motion: no-preference) {
  .js [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
  .js [data-reveal].is-in { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

[id], .explorer { scroll-margin-top: calc(var(--header-h) + 24px); }

/* 20-layout.css */
/* Header, navigation, footer, section rhythm. Mobile-first. */
.site-header {
  position: sticky; top: 0; z-index: var(--z-header);
  background: var(--color-ink-deep); color: var(--color-text-dark);
  border-bottom: 1px solid var(--color-line-dark);
}
.bar { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: var(--s-4); }
.brand { display: inline-flex; align-items: center; gap: var(--s-3); text-decoration: none; color: #fff; }
.brand__txt { display: grid; line-height: 1.1; }
.brand__txt b { font-family: var(--font-display); font-weight: 800; letter-spacing: 0.08em; font-size: 1.05rem; }
.brand__txt small { font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-muted-dark); }

.menu {
  display: inline-flex; align-items: center; gap: var(--s-3);
  background: transparent; border: 1px solid var(--color-line-dark); color: #fff;
  border-radius: var(--radius-s); padding: 9px 14px; font-size: var(--fs-small); font-weight: 600;
}
.menu__bars { display: grid; gap: 4px; }
.menu__bars i { display: block; width: 16px; height: 2px; background: currentColor; transition: transform 0.25s var(--ease); }
.menu[aria-expanded="true"] .menu__bars i:first-child { transform: translateY(3px) rotate(45deg); }
.menu[aria-expanded="true"] .menu__bars i:last-child { transform: translateY(-3px) rotate(-45deg); }

/* Mobile: nav is a stacked list. Without JS it is simply always visible below the bar. */
.nav { position: absolute; left: 0; right: 0; top: var(--header-h); background: var(--color-ink-deep); border-bottom: 1px solid var(--color-line-dark); }
.js .nav { display: none; }
.js .nav.is-open { display: block; }
.nav ul { display: grid; padding: var(--s-3) var(--gutter) var(--s-5); }
.nav a:not(.btn) { display: block; padding: 14px 0; border-bottom: 1px solid var(--color-line-dark); text-decoration: none; font-weight: 600; color: var(--color-muted-dark); }
.nav a[aria-current="page"]:not(.btn) { color: #fff; }
.nav a:not(.btn):hover { color: #fff; }
.nav__cta { padding-top: var(--s-4); }
.nav__cta .btn { width: 100%; }
.menu { display: none; }
.js .menu { display: inline-flex; }

@media (min-width: 62rem) {
  .js .menu, .menu { display: none; }
  .nav, .js .nav { display: block; position: static; background: none; border: 0; }
  .nav ul { display: flex; align-items: center; gap: var(--s-6); padding: 0; }
  .nav a:not(.btn) { padding: 6px 0; border: 0; font-size: var(--fs-small); position: relative; }
  .nav a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; background: var(--color-accent); transform: scaleX(0); transform-origin: left; transition: transform 0.3s var(--ease); }
  .nav a:not(.btn):hover::after, .nav a[aria-current="page"]:not(.btn)::after { transform: scaleX(1); }
  .nav__cta { padding: 0; }
  .nav__cta .btn { width: auto; }
}

/* Sections */
.section { padding-block: clamp(64px, 9vw, 128px); }
.section--dark { background: var(--color-secondary); color: var(--color-text-dark); }
.section--deep { background: var(--color-ink-deep); color: var(--color-text-dark); }
.section--white { background: var(--color-surface); }
.section--line { border-top: 1px solid var(--color-line); }

.shead { max-width: 52rem; margin-bottom: clamp(32px, 5vw, 56px); }
.shead__title { font-size: var(--fs-h2); margin-top: var(--s-3); }
.shead__lead { margin-top: var(--s-4); font-size: var(--fs-lead); color: var(--color-muted); max-width: 40rem; }
.shead--dark .eyebrow { color: var(--color-accent); }
.shead--dark .shead__lead { color: var(--color-muted-dark); }

/* Footer */
.site-footer { background: var(--color-ink-deep); color: var(--color-muted-dark); padding-top: var(--s-9); font-size: var(--fs-small); }
.foot { display: grid; gap: var(--s-7); grid-template-columns: 1fr; }
.foot__tamil { font-size: 2.2rem; color: #fff; font-weight: 700; line-height: 1.2; }
.foot__name { margin-top: var(--s-2); color: #fff; }
.foot__tag { margin-top: var(--s-2); max-width: 22rem; }
.foot__col h2 { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-accent); font-weight: 500; margin-bottom: var(--s-4); }
.foot__col li + li { margin-top: var(--s-2); }
.foot a { text-decoration: none; }
.foot a:hover { color: #fff; text-decoration: underline; }
.foot__base { display: grid; gap: var(--s-2); margin-top: var(--s-8); padding-block: var(--s-5) var(--s-6); border-top: 1px solid var(--color-line-dark); font-size: 0.78rem; }
@media (min-width: 48rem) { .foot { grid-template-columns: 1.4fr 1fr 1fr 1.3fr; } .foot__base { grid-template-columns: 1fr 1.4fr; gap: var(--s-6); } }

/* 30-components.css */
/* Shared components: buttons, page hero, CTA band, FAQ, forms, cards, ribbon. */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-3);
  padding: 14px 22px; border-radius: var(--radius-s); border: 1px solid transparent;
  font-weight: 700; font-size: var(--fs-small); text-decoration: none; line-height: 1.2;
  transition: transform 0.25s var(--ease), background 0.25s, color 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.btn:hover { transform: translateY(-2px); }
.btn__arrow { transition: transform 0.25s var(--ease); }
.btn:hover .btn__arrow { transform: translateX(4px); }
.btn--sm { padding: 10px 16px; }
.btn--primary { background: var(--color-primary); color: #fff; box-shadow: 0 10px 30px rgba(30, 79, 163, 0.35); }
.btn--primary:hover { background: var(--color-primary-hi); }
.btn--light { background: #fff; color: var(--color-secondary); }
.btn--light:hover { background: var(--color-text-dark); }
.btn--ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.3); }
.btn--ghost:hover { border-color: #fff; background: rgba(255, 255, 255, 0.06); }
.btn--outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn--outline:hover { background: var(--color-primary); color: #fff; }
.btnrow { display: flex; flex-wrap: wrap; gap: var(--s-3); }
@media (max-width: 36rem) { .btnrow .btn { width: 100%; } }
.linkbtn { background: none; border: 0; padding: 0; color: var(--color-primary); font-weight: 700; text-decoration: underline; font-size: var(--fs-small); }

/* Page hero (inner pages) */
.phero { position: relative; background: var(--color-secondary); color: var(--color-text-dark); overflow: hidden; padding-block: clamp(56px, 9vw, 120px) clamp(48px, 7vw, 96px); isolation: isolate; }
.phero::before { content: ""; position: absolute; inset: -20% -10% auto auto; width: 70%; height: 140%; background: radial-gradient(closest-side, rgba(58, 116, 220, 0.35), transparent 70%); z-index: -1; }
.phero__grid { position: absolute; inset: 0; z-index: -1; background-image: linear-gradient(var(--color-line-dark) 1px, transparent 1px), linear-gradient(90deg, var(--color-line-dark) 1px, transparent 1px); background-size: 56px 56px; opacity: 0.35; mask-image: linear-gradient(to bottom, #000, transparent 85%); }
.phero__title { font-size: var(--fs-h1); color: #fff; margin-top: var(--s-4); max-width: 18ch; }
.phero__lead { margin-top: var(--s-5); max-width: 42rem; font-size: var(--fs-lead); color: var(--color-muted-dark); }
.phero .btnrow { margin-top: var(--s-6); }

/* CTA band */
.band { background: var(--color-primary); color: #fff; padding-block: clamp(48px, 7vw, 88px); position: relative; overflow: hidden; }
.band::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px); background-size: 44px 44px; mask-image: linear-gradient(100deg, transparent 30%, #000); pointer-events: none; }
.band__in { position: relative; z-index: 1; display: grid; gap: var(--s-6); align-items: center; }
.band__title { font-size: var(--fs-h2); max-width: 20ch; }
.band__text { margin-top: var(--s-3); max-width: 36rem; color: rgba(255, 255, 255, 0.85); }
@media (min-width: 56rem) { .band__in { grid-template-columns: 1.4fr auto; } }

/* FAQ */
.faq { display: grid; gap: var(--s-3); max-width: 52rem; }
.faq__item { background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius); }
.faq__item summary { list-style: none; cursor: pointer; padding: 20px 56px 20px 22px; font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; position: relative; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; position: absolute; right: 22px; top: 50%; translate: 0 -50%; font-size: 1.5rem; color: var(--color-primary); transition: rotate 0.3s var(--ease); }
.faq__item[open] summary::after { rotate: 45deg; }
.faq__item p { padding: 0 22px 22px; color: var(--color-muted); max-width: 42rem; }

/* Cards */
.grid { display: grid; gap: var(--s-4); }
@media (min-width: 40rem) { .grid--2, .grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 62rem) { .grid--3 { grid-template-columns: repeat(3, 1fr); } .grid--4 { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 40rem) and (max-width: 61.99rem) { .grid--4 { grid-template-columns: repeat(2, 1fr); } }
.card { background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius); padding: var(--s-6); transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-1); border-color: rgba(30, 79, 163, 0.4); }
.card__n { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.14em; color: var(--color-primary); }
.card h3 { font-size: var(--fs-h3); margin-top: var(--s-3); }
.card p { margin-top: var(--s-3); color: var(--color-muted); font-size: 0.97rem; }
.card__note { margin-top: var(--s-4); padding-top: var(--s-3); border-top: 1px dashed var(--color-line); font-size: var(--fs-small); color: var(--color-text); font-weight: 500; }
.card--dark { background: rgba(255, 255, 255, 0.04); border-color: var(--color-line-dark); color: var(--color-text-dark); }
.card--dark p { color: var(--color-muted-dark); }
.card--dark .card__n { color: var(--color-accent); }
.card--dark:hover { border-color: var(--color-accent); box-shadow: none; }

/* Forms */
.form { display: grid; gap: var(--s-4); }
.field { display: grid; gap: var(--s-2); }
.field label, .field legend { font-size: var(--fs-small); font-weight: 700; }
.field input, .field select, .field textarea { width: 100%; padding: 13px 14px; border: 1px solid rgba(11, 26, 51, 0.28); border-radius: var(--radius-s); background: #fff; }
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid var(--color-accent); outline-offset: 1px; border-color: var(--color-primary); }
.field__hint { font-size: 0.8rem; color: var(--color-muted); }
.form__row { display: grid; gap: var(--s-4); }
@media (min-width: 40rem) { .form__row { grid-template-columns: 1fr 1fr; } }
.form__status { min-height: 1.4em; font-size: var(--fs-small); color: var(--color-muted); }
.form__status.is-error { color: var(--color-danger); font-weight: 700; }

.check { display: flex; gap: var(--s-3); align-items: flex-start; cursor: pointer; font-size: 0.95rem; }
.check input { position: absolute; opacity: 0; width: 22px; height: 22px; margin: 0; }
.check__box { flex: none; width: 22px; height: 22px; margin-top: 2px; border: 1.5px solid var(--color-primary); border-radius: 5px; display: grid; place-items: center; background: #fff; transition: background 0.2s; }
.check__box::after { content: ""; width: 10px; height: 6px; border-left: 2.5px solid #fff; border-bottom: 2.5px solid #fff; rotate: -45deg; translate: 0 -1px; opacity: 0; }
.check input:checked + .check__box { background: var(--color-primary); }
.check input:checked + .check__box::after { opacity: 1; }
.check input:focus-visible + .check__box { outline: 3px solid var(--color-accent); outline-offset: 2px; }

/* Ribbon: the nine stages as one line */
.ribbon { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--color-line-dark); border-radius: var(--radius); overflow: hidden; }
.ribbon__item a { display: grid; gap: var(--s-5); padding: 18px 16px; height: 100%; text-decoration: none; color: var(--color-text-dark); border-right: 1px solid var(--color-line-dark); border-bottom: 1px solid var(--color-line-dark); transition: background 0.25s; position: relative; }
.ribbon__item a:hover { background: rgba(127, 176, 255, 0.12); }
.ribbon__n { font-family: var(--font-mono); font-size: var(--fs-micro); color: var(--color-accent); letter-spacing: 0.14em; }
.ribbon__item b { font-family: var(--font-display); font-size: 0.85rem; letter-spacing: 0.12em; text-transform: uppercase; }
.ribbon__item:nth-child(3n+1) a { box-shadow: inset 0 3px 0 var(--color-accent); }
.ribbon__item:nth-child(3n+2) a { box-shadow: inset 0 3px 0 var(--color-signal); }
.ribbon__item:nth-child(3n) a { box-shadow: inset 0 3px 0 var(--color-warm); }
@media (min-width: 62rem) { .ribbon { grid-template-columns: repeat(9, 1fr); } .ribbon__item a { min-height: 132px; align-content: space-between; } .ribbon__item:last-child a { border-right: 0; } }

/* 40-hero.css */
/* Home hero, identity card, fracture-to-record, signal strip. */
.hero { position: relative; background: var(--color-ink-deep); color: var(--color-text-dark); overflow: hidden; isolation: isolate; padding-block: clamp(40px, 7vw, 96px) clamp(56px, 8vw, 110px); }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -2; background: radial-gradient(900px 600px at 82% 18%, rgba(58, 116, 220, 0.34), transparent 60%), radial-gradient(700px 520px at 60% 85%, rgba(180, 156, 240, 0.16), transparent 62%); }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background-image: linear-gradient(var(--color-line-dark) 1px, transparent 1px), linear-gradient(90deg, var(--color-line-dark) 1px, transparent 1px); background-size: 56px 56px; opacity: 0.3; mask-image: linear-gradient(to bottom, #000 20%, transparent 95%); }
.hero__grid { display: grid; gap: var(--s-7); align-items: center; }
.hero__title { font-size: var(--fs-hero); color: #fff; letter-spacing: -0.05em; line-height: 0.98; margin-top: var(--s-5); }
.hero__title em { font-style: normal; background: linear-gradient(100deg, #fff 0%, var(--color-accent) 55%, var(--color-signal)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__tamil { margin-top: var(--s-5); font-size: 1.15rem; color: #fff; }
.hero__tamil span { display: block; margin-top: 4px; color: var(--color-muted-dark); font-family: var(--font-body); font-size: 0.95rem; }
.hero__lead { margin-top: var(--s-5); font-size: var(--fs-lead); color: var(--color-muted-dark); max-width: 34rem; }
.hero .btnrow { margin-top: var(--s-6); }
.hero__facts { margin-top: var(--s-7); padding-top: var(--s-5); border-top: 1px solid var(--color-line-dark); display: flex; flex-wrap: wrap; gap: var(--s-3) var(--s-6); font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted-dark); }
.hero__facts b { color: #fff; font-weight: 500; }
.hero__stage { position: relative; aspect-ratio: 1; width: min(100%, 620px); margin-inline: auto; }
.hero__canvas { width: 100%; height: 100%; }
.hero__fallback { position: absolute; inset: 0; display: none; place-items: center; font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: #fff; }
.no-canvas .hero__fallback { display: grid; }
@media (min-width: 62rem) { .hero__grid { grid-template-columns: 1.08fr 0.92fr; gap: var(--s-6); } }

/* Signal strip */
.signal { background: var(--color-surface); border-bottom: 1px solid var(--color-line); }
.signal__in { display: grid; grid-template-columns: repeat(2, 1fr); }
.signal__lead { grid-column: 1 / -1; padding: var(--s-5) 0; }
.signal__lead b { font-family: var(--font-display); font-size: 1.15rem; letter-spacing: -0.02em; display: block; }
.signal__lead span { font-size: var(--fs-small); color: var(--color-muted); }
.signal__item { padding: var(--s-5) var(--s-4); border-top: 1px solid var(--color-line); text-align: center; font-family: var(--font-display); font-weight: 700; font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; }
.signal__item:nth-child(odd) { border-right: 1px solid var(--color-line); }
@media (min-width: 48rem) {
  .signal__in { grid-template-columns: 1.4fr repeat(4, 1fr); min-height: 112px; }
  .signal__lead { grid-column: auto; display: grid; align-content: center; padding-right: var(--s-5); }
  .signal__item { display: grid; place-items: center; border-top: 0; border-left: 1px solid var(--color-line); border-right: 0 !important; }
}

/* Fracture: proofs scattered -> one record */
.fracture { display: grid; gap: var(--s-7); align-items: center; }
.fracture__field { position: relative; display: flex; flex-wrap: wrap; gap: 10px; padding: var(--s-5); border: 1px dashed rgba(127, 176, 255, 0.4); border-radius: var(--radius-l); min-height: 260px; align-content: center; justify-content: center; overflow: hidden; }
.chip { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.04em; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--color-line-dark); background: rgba(255, 255, 255, 0.05); color: var(--color-text-dark); transition: transform 1.1s var(--ease), background 0.6s, border-color 0.6s; }
@media (prefers-reduced-motion: no-preference) {
  .js .fracture__field:not(.is-in) .chip:nth-child(3n+1) { transform: translate(-14px, 18px) rotate(-7deg); }
  .js .fracture__field:not(.is-in) .chip:nth-child(3n+2) { transform: translate(10px, -16px) rotate(5deg); }
  .js .fracture__field:not(.is-in) .chip:nth-child(3n) { transform: translate(18px, 10px) rotate(-3deg); }
  .js .fracture__field:not(.is-in) .chip:nth-child(5n) { transform: translate(-20px, -12px) rotate(9deg); }
}
.fracture__field.is-in .chip { background: rgba(127, 176, 255, 0.14); border-color: rgba(127, 176, 255, 0.5); }
.fracture__cap { margin-top: var(--s-4); font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-muted-dark); }
.fracture__cap b { color: var(--color-accent); font-weight: 500; }
@media (min-width: 62rem) { .fracture { grid-template-columns: 0.9fr 1.1fr; } }

/* Illustrative identity card */
.idcard { background: linear-gradient(160deg, #10234a, #0b1a33); border: 1px solid var(--color-line-dark); border-radius: var(--radius-l); padding: var(--s-6); position: relative; overflow: hidden; box-shadow: var(--shadow-2); color: var(--color-text-dark); }
.idcard::after { content: ""; position: absolute; left: 0; right: 0; height: 90px; top: -90px; background: linear-gradient(to bottom, transparent, rgba(127, 176, 255, 0.16), transparent); animation: scan 5.5s linear infinite; pointer-events: none; }
@keyframes scan { to { transform: translateY(520px); } }
.idcard__top { display: flex; justify-content: space-between; align-items: center; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-accent); }
.idcard__pill { border: 1px solid var(--color-line-dark); padding: 4px 10px; border-radius: 999px; color: var(--color-muted-dark); }
.idcard h3 { color: #fff; font-size: 1.35rem; margin-top: var(--s-5); }
.idcard__sub { color: var(--color-muted-dark); font-size: var(--fs-small); }
.idcard__rows { margin-top: var(--s-5); display: grid; }
.idrow { display: flex; justify-content: space-between; gap: var(--s-4); align-items: center; padding: 13px 0; border-top: 1px solid var(--color-line-dark); font-size: 0.93rem; }
.state { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px; border: 1px solid currentColor; white-space: nowrap; }
.state--stated { color: var(--color-accent); }
.state--verified { color: #5fd3a8; }
.state--pending { color: var(--color-warm); }
.idcard__foot { margin-top: var(--s-4); font-size: 0.75rem; color: var(--color-muted-dark); }

/* 50-modules.css */
/* Interactive modules: stage explorer, pathways explorer, readiness planner. */

/* ---------- Stage explorer ---------- */
.explorer__bar { display: grid; gap: var(--s-4); }
.explorer__tabs { display: flex; gap: var(--s-2); overflow-x: auto; padding-bottom: var(--s-2); scrollbar-width: thin; }
.explorer__tab { flex: none; display: grid; gap: 6px; text-align: left; min-width: 104px; padding: 14px 16px; border-radius: var(--radius-s); border: 1px solid var(--color-line); background: var(--color-surface); transition: background 0.25s, border-color 0.25s, transform 0.25s var(--ease); }
.explorer__tab span { font-family: var(--font-mono); font-size: var(--fs-micro); color: var(--color-primary); letter-spacing: 0.12em; }
.explorer__tab b { font-family: var(--font-display); font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; }
.explorer__tab:hover { border-color: var(--color-primary); }
.explorer__tab[aria-selected="true"] { background: var(--color-secondary); border-color: var(--color-secondary); color: #fff; transform: translateY(-2px); }
.explorer__tab[aria-selected="true"] span { color: var(--color-accent); }
.lens { display: inline-flex; border: 1px solid var(--color-line); border-radius: 999px; background: var(--color-surface); padding: 3px; width: fit-content; }
.lens__btn { border: 0; background: transparent; padding: 8px 16px; border-radius: 999px; font-size: 0.82rem; font-weight: 700; color: var(--color-muted); }
.lens__btn[aria-pressed="true"] { background: var(--color-primary); color: #fff; }
.explorer__panels { margin-top: var(--s-5); }
.explorer__panel { background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-l); padding: clamp(24px, 4vw, 48px); box-shadow: var(--shadow-1); }
.js .explorer__panel[hidden] { display: none; }
.js .explorer__panel + .explorer__panel { margin-top: 0; }
.explorer__panel + .explorer__panel { margin-top: var(--s-4); }
.explorer__id { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.16em; color: var(--color-primary); }
.explorer__title { font-size: clamp(1.7rem, 3.4vw, 2.5rem); margin-top: var(--s-3); max-width: 18ch; }
.explorer__sum { margin-top: var(--s-4); max-width: 40rem; color: var(--color-muted); font-size: var(--fs-lead); }
.explorer__cols { display: grid; gap: var(--s-4); margin-top: var(--s-6); }
@media (min-width: 48rem) { .explorer__cols { grid-template-columns: 1fr 1fr; } }
.explorer__col { border: 1px solid var(--color-line); border-radius: var(--radius); padding: var(--s-5); background: var(--color-bg); transition: opacity 0.3s, border-color 0.3s; }
.explorer__col b { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.12em; text-transform: uppercase; }
.explorer__col p { margin-top: var(--s-2); font-size: 0.97rem; }
.explorer[data-lens="pro"] .explorer__col[data-col="org"], .explorer[data-lens="org"] .explorer__col[data-col="pro"] { opacity: 0.35; }
.explorer[data-lens="pro"] .explorer__col[data-col="pro"], .explorer[data-lens="org"] .explorer__col[data-col="org"] { border-color: var(--color-primary); background: #fff; }
.explorer__owner { margin-top: var(--s-5); padding-top: var(--s-4); border-top: 1px dashed var(--color-line); font-weight: 700; }
.explorer__owner span { display: block; font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-warm); font-weight: 500; margin-bottom: 2px; }
.explorer__note { margin-top: var(--s-4); font-size: 0.8rem; color: var(--color-muted); }

/* ---------- Pathways explorer ---------- */
.pw { display: grid; gap: var(--s-6); }
@media (min-width: 62rem) { .pw { grid-template-columns: 1.15fr 0.85fr; align-items: start; } }
.pw__map { position: relative; border: 1px solid var(--color-line-dark); border-radius: var(--radius-l); background: radial-gradient(closest-side at 55% 50%, rgba(58, 116, 220, 0.18), transparent 75%), rgba(255, 255, 255, 0.02); padding: var(--s-4); overflow: hidden; }
.pw__svg { width: 100%; height: auto; }
.pw__dots { opacity: 0.5; }
.pw__link { fill: none; stroke: var(--color-accent); stroke-width: 1.2; stroke-dasharray: 4 6; opacity: 0.7; animation: dash 1.6s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -20; } }
.pw__origin { fill: var(--color-signal); }
.pw__origin-ring { fill: none; stroke: var(--color-signal); stroke-width: 1.2; transform-box: fill-box; transform-origin: center; animation: ping 2.4s ease-out infinite; }
@keyframes ping { from { transform: scale(0.6); opacity: 0.9; } to { transform: scale(2.6); opacity: 0; } }
.pw__node { cursor: pointer; }
.pw__node circle.core { fill: var(--color-accent); transition: r 0.3s var(--ease), fill 0.3s; }
.pw__node circle.halo { fill: rgba(127, 176, 255, 0.18); }
.pw__node text { font-family: var(--font-mono); font-size: 15px; fill: var(--color-muted-dark); letter-spacing: 0.04em; }
.pw__node[aria-pressed="true"] circle.core { fill: #fff; r: 7; }
.pw__node[aria-pressed="true"] text { fill: #fff; }
.pw__node:focus-visible { outline: none; }
.pw__node:focus-visible circle.halo { stroke: #fff; stroke-width: 2; }
.pw__cap { margin-top: var(--s-3); font-size: 0.72rem; font-family: var(--font-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted-dark); }
.pw__panel { background: var(--color-surface); color: var(--color-text); border-radius: var(--radius-l); padding: clamp(22px, 3vw, 36px); }
.pw__ctl { display: grid; gap: var(--s-4); margin-bottom: var(--s-5); }
.pw__chips { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.pw__chip { border: 1px solid var(--color-line); background: var(--color-bg); border-radius: 999px; padding: 8px 14px; font-size: 0.82rem; font-weight: 700; }
.pw__chip[aria-pressed="true"] { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.pw__lab { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-muted); margin-bottom: var(--s-2); display: block; }
.pw__title { font-size: 1.5rem; }
.pw__note { margin-top: var(--s-3); color: var(--color-muted); font-size: 0.93rem; }
.pw__steps { display: grid; gap: 0; margin-top: var(--s-5); counter-reset: s; }
.pw__step { padding: 14px 0 14px 44px; border-top: 1px solid var(--color-line); position: relative; counter-increment: s; }
.pw__step::before { content: counter(s); position: absolute; left: 0; top: 14px; width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--color-primary); color: var(--color-primary); display: grid; place-items: center; font-family: var(--font-mono); font-size: 0.72rem; }
.pw__step b { font-family: var(--font-display); font-size: 0.95rem; }
.pw__step p { font-size: 0.9rem; color: var(--color-muted); margin-top: 2px; }
.pw__warn { margin-top: var(--s-5); padding: var(--s-4); border-left: 3px solid var(--color-warm); background: #fbf6ee; font-size: 0.85rem; color: #5a4524; border-radius: 0 var(--radius-s) var(--radius-s) 0; }

/* ---------- Readiness planner ---------- */
.planner { background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-l); padding: clamp(22px, 3vw, 40px); box-shadow: var(--shadow-1); }
.planner__head { display: flex; flex-wrap: wrap; gap: var(--s-4); justify-content: space-between; align-items: end; }
.planner__head h3 { font-size: var(--fs-h3); margin-top: var(--s-2); }
.planner__count { font-family: var(--font-mono); font-size: 0.8rem; color: var(--color-muted); }
.planner__count b { color: var(--color-primary); font-size: 1.1rem; }
.planner__intro { margin-top: var(--s-3); font-size: 0.93rem; color: var(--color-muted); max-width: 38rem; }
.planner__meter { height: 6px; border-radius: 99px; background: var(--color-line); margin-top: var(--s-5); overflow: hidden; }
.planner__meter span { display: block; height: 100%; width: 100%; background: linear-gradient(90deg, var(--color-primary), var(--color-accent)); transform: scaleX(0); transform-origin: left; transition: transform 0.5s var(--ease); }
.planner__list { display: grid; gap: var(--s-3); margin-top: var(--s-5); }
@media (min-width: 48rem) { .planner__list { grid-template-columns: 1fr 1fr; gap: var(--s-4) var(--s-6); } }
.planner__list li { position: relative; padding: 12px 14px; border: 1px solid var(--color-line); border-radius: var(--radius-s); background: var(--color-bg); }
.planner__foot { margin-top: var(--s-5); display: flex; flex-wrap: wrap; gap: var(--s-4); justify-content: space-between; font-size: 0.8rem; color: var(--color-muted); }

/* 60-pages.css */
/* Page-specific blocks: audience split, lines, lineage, origins, trust, contact, legal. */

/* Audience split */
.split { display: grid; gap: var(--s-4); }
@media (min-width: 62rem) { .split { grid-template-columns: 1fr 1fr; } }
.aud { padding: clamp(28px, 4vw, 48px); border-radius: var(--radius-l); border: 1px solid var(--color-line); background: var(--color-surface); display: grid; align-content: start; gap: var(--s-4); }
.aud--dark { background: var(--color-secondary); border-color: var(--color-secondary); color: var(--color-text-dark); }
.aud h3 { font-size: clamp(1.6rem, 3vw, 2.2rem); max-width: 16ch; }
.aud p { color: var(--color-muted); }
.aud--dark p { color: var(--color-muted-dark); }
.aud--dark .eyebrow { color: var(--color-accent); }
.aud ul { display: grid; margin-top: var(--s-2); }
.aud li { padding: 12px 0; border-top: 1px solid var(--color-line); font-weight: 500; font-size: 0.95rem; }
.aud--dark li { border-color: var(--color-line-dark); }
.aud .btnrow { margin-top: var(--s-3); }

/* Standing lines */
.lines { display: grid; gap: 0; }
.line { padding: clamp(20px, 3vw, 34px) 0; border-top: 1px solid var(--color-line-dark); font-family: var(--font-display); font-weight: 800; letter-spacing: -0.03em; font-size: clamp(1.4rem, 3.2vw, 2.4rem); line-height: 1.15; color: #fff; display: grid; gap: var(--s-4); }
.line:last-child { border-bottom: 1px solid var(--color-line-dark); }
.line small { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.16em; color: var(--color-accent); font-weight: 500; }
@media (min-width: 48rem) { .line { grid-template-columns: 90px 1fr; align-items: baseline; } }

/* People */
.people { display: grid; gap: var(--s-4); }
@media (min-width: 62rem) { .people { grid-template-columns: 1.1fr 0.9fr; } }
.person { padding: clamp(26px, 4vw, 44px); border: 1px solid var(--color-line); background: var(--color-surface); border-radius: var(--radius-l); }
.person--dark { background: rgba(255, 255, 255, 0.04); border-color: var(--color-line-dark); color: var(--color-text-dark); }
.person h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin-top: var(--s-3); }
.person__creds { margin-top: var(--s-2); font-size: var(--fs-small); color: var(--color-muted); }
.person--dark .person__creds, .person--dark p { color: var(--color-muted-dark); }
.person p { margin-top: var(--s-4); color: var(--color-muted); }
.person dl { margin-top: var(--s-5); border-top: 1px solid var(--color-line); }
.person--dark dl { border-color: var(--color-line-dark); }
.person dl div { display: grid; gap: 4px; padding: 12px 0; border-bottom: 1px solid var(--color-line); font-size: 0.9rem; }
.person--dark dl div { border-color: var(--color-line-dark); }
.person dt { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-primary); }
.person--dark dt { color: var(--color-accent); }
@media (min-width: 40rem) { .person dl div { grid-template-columns: 110px 1fr; gap: var(--s-4); } }

/* Origins */
.origin-word { display: grid; gap: var(--s-5); padding: clamp(24px, 4vw, 44px); border: 1px solid var(--color-line); border-radius: var(--radius-l); background: var(--color-surface); }
.origin-word .tamil { font-size: clamp(2.6rem, 8vw, 4.6rem); font-weight: 700; color: var(--color-primary); line-height: 1.1; }
.origin-word h3 { font-size: 1.3rem; }
.origin-word p { color: var(--color-muted); max-width: 34rem; }
.bigtamil { font-family: var(--font-tamil); font-weight: 700; font-size: clamp(3rem, 12vw, 8rem); line-height: 1.05; color: #fff; letter-spacing: 0; }
.bigtamil span { background: linear-gradient(100deg, #fff, var(--color-accent) 60%, var(--color-signal)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Statement / compare */
.statement { font-family: var(--font-display); font-size: clamp(1.4rem, 3vw, 2.1rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.2; max-width: 30ch; }
.statement em { font-style: normal; color: var(--color-primary); }
.twocol { display: grid; gap: var(--s-6); }
@media (min-width: 62rem) { .twocol { grid-template-columns: 0.9fr 1.1fr; gap: var(--s-8); align-items: start; } }
.prose p { color: var(--color-muted); }
.prose p + p, .prose h3 + p, .prose p + h3 { margin-top: var(--s-4); }
.prose h3 { font-size: var(--fs-h3); margin-top: var(--s-6); }
.asklist { display: grid; }
.asklist li { padding: 18px 0 18px 36px; border-top: 1px solid var(--color-line); position: relative; font-weight: 500; }
.asklist li::before { content: "?"; position: absolute; left: 0; top: 18px; width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; background: var(--color-primary); color: #fff; font-family: var(--font-mono); font-size: 0.78rem; }
.asklist li:last-child { border-bottom: 1px solid var(--color-line); }

/* Credential states legend */
.states { display: grid; gap: var(--s-4); }
@media (min-width: 48rem) { .states { grid-template-columns: repeat(3, 1fr); } }
.states .card .state { margin-bottom: var(--s-3); display: inline-block; }
.states .state--stated { color: var(--color-primary); }
.states .state--verified { color: var(--color-ok); }
.states .state--pending { color: #9a6a24; }

/* Contact */
.contact { display: grid; gap: var(--s-7); }
@media (min-width: 62rem) { .contact { grid-template-columns: 0.8fr 1.2fr; gap: var(--s-8); } }
.contact__list { display: grid; gap: 0; }
.contact__item { padding: var(--s-5) 0; border-top: 1px solid var(--color-line); }
.contact__item:last-child { border-bottom: 1px solid var(--color-line); }
.contact__item h2 { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-primary); font-weight: 500; }
.contact__item p, .contact__item address { margin-top: var(--s-2); font-weight: 500; }
.contact__item a { text-decoration: none; }
.contact__item a:hover { text-decoration: underline; }
.formcard { background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-l); padding: clamp(24px, 4vw, 44px); box-shadow: var(--shadow-1); }
.formcard h2 { font-size: var(--fs-h3); }
.formcard > p { margin-top: var(--s-2); color: var(--color-muted); margin-bottom: var(--s-5); font-size: 0.95rem; }
.warnbox { padding: var(--s-4); border-left: 3px solid var(--color-warm); background: #fbf6ee; font-size: 0.88rem; color: #5a4524; border-radius: 0 var(--radius-s) var(--radius-s) 0; }

/* Roadmap */
.road { display: grid; gap: var(--s-4); counter-reset: r; }
@media (min-width: 48rem) { .road { grid-template-columns: repeat(3, 1fr); } }
.road__item { border-top: 3px solid var(--color-accent); padding: var(--s-5) 0 0; }
.road__item:nth-child(2) { border-color: var(--color-signal); }
.road__item:nth-child(3) { border-color: var(--color-warm); }
.road__item small { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-muted-dark); }
.road__item h3 { color: #fff; margin-top: var(--s-2); font-size: var(--fs-h3); }
.road__item p { margin-top: var(--s-3); color: var(--color-muted-dark); font-size: 0.95rem; }

/* Legal prose */
.legal { max-width: 46rem; }
.legal p { margin-bottom: var(--s-5); color: var(--color-text); }
.legal h2 { font-size: 1.35rem; margin: var(--s-7) 0 var(--s-3); }
.draftflag { display: inline-block; font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.14em; text-transform: uppercase; padding: 5px 12px; border: 1px solid var(--color-warm); color: var(--color-warm); border-radius: 999px; margin-bottom: var(--s-4); }

/* 404 */
.nf { min-height: 60vh; display: grid; align-content: center; }

/* 70-refinements.css */
/* Flow, readability and responsive refinements. */
:root { --fs-hero: clamp(2.8rem, 5.4vw, 4.9rem); --color-muted-dark: #b3c1d8; }
.hero__title { line-height: 1.06; max-width: 12ch; }
.hero { padding-block: clamp(40px, 5vw, 72px); }
.hero__lead { max-width: 43ch; }
.hero__facts { margin-top: 28px; letter-spacing: .025em; text-transform: none; }
.hero__stage { max-width: 480px; }
.section { padding-block: clamp(56px, 7vw, 96px); }
h2,h3 { line-height: 1.16; }
.jumpnav { border-bottom: 1px solid var(--color-line); background: var(--color-surface); }
.jumpnav .wrap { display:flex; align-items:center; gap:32px; padding-block:18px; }
.jumpnav span { margin-right:auto; color:var(--color-muted); font-size:.875rem; }
.jumpnav a { font-size:.875rem; font-weight:700; text-decoration:none; padding-block:8px; }
.jumpnav a:hover { color:var(--color-primary); }
.journey { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:32px; }
.journey li { border-top:1px solid var(--color-line); padding-top:24px; display:flex; flex-direction:column; align-items:flex-start; }
.journey__number { color:var(--color-primary); font:500 .875rem var(--font-mono); margin-bottom:24px; }
.journey h3 { max-width:20ch; margin-bottom:16px; }
.journey p { color:var(--color-muted); margin-bottom:24px; }
.journey a { margin-top:auto; color:var(--color-primary); font-weight:700; }
.roadmap-note { color:var(--color-muted-dark); font-size:.875rem; margin-top:24px; max-width:65ch; }
.aud { display:flex; flex-direction:column; align-items:flex-start; }
.aud .btnrow { margin-top:auto; padding-top:24px; }
.aud p:not(.eyebrow) { max-width:45ch; }
.btn { min-height:46px; }
.hero [data-reveal] { opacity:1; transform:none; }
.hero__fallback { display:grid; }
.js:not(.no-canvas) .hero__fallback { display:none; }
.nav { max-height:calc(100dvh - var(--header-h)); overflow-y:auto; }
@media(min-width:62rem) { .nav { overflow:visible; } .nav ul { gap:22px; } }
@media(max-width:61.99rem) {
 .hero__grid { gap:24px; } .hero__title { max-width:16ch; }
 .hero__stage { max-width:340px; }
 html:not(.js) .site-header { position:relative; }
 html:not(.js) .bar { height:auto; flex-wrap:wrap; padding-top:16px; }
 html:not(.js) .nav { position:static; flex-basis:100%; max-height:none; }
}
@media(max-width:47.99rem) {
 .journey { grid-template-columns:1fr; gap:32px; }
 .journey h3 { max-width:none; } .journey__number { margin-bottom:16px; }
 .jumpnav .wrap { gap:20px; flex-wrap:wrap; padding-block:12px; }
 .jumpnav span { display:none; } .jumpnav a { font-size:.8rem; }
 .hero__facts { display:none; } .hero__stage { max-width:290px; }
 .hero__tamil { font-size:1rem; } .hero__lead { font-size:1.05rem; }
 .idcard { padding:24px 18px; } .state { white-space:normal; text-align:right; letter-spacing:.025em; }
 .foot__tamil { font-size:clamp(1.5rem,7vw,2.2rem); }
}
@media(prefers-reduced-motion:no-preference) {
 .js [data-reveal] { transition-duration:.45s; }
 .aud { transition:transform .25s ease,box-shadow .25s ease; }
 .aud:hover { transform:translateY(-4px); box-shadow:var(--shadow-2); }
}