:root {
  --paper: #f3f0e7;
  --paper-clean: #fffdf7;
  --ink: #111111;
  --soft-ink: #4d4b45;
  --signal: #ff5a36;
  --electric: #2d50d2;
  --acid: #ffd83f;
  --line: #171717;
  --muted-line: #b9b5a9;
  --shell: 1440px;
}

* { box-sizing: border-box; }
html, html[data-theme="light"], html[data-theme="dark"] { color-scheme: light; scroll-behavior: smooth; background: var(--paper); }
body, body.header-fixed, body.header-animated {
  width: 100%;
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background: var(--paper) !important;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}

body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: 3px; }
p, li { color: var(--soft-ink); }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3, .brand strong {
  color: var(--ink) !important;
  font-family: "Cal Sans", Inter, system-ui, sans-serif;
  letter-spacing: -0.035em;
}
h1 {
  max-width: 930px;
  margin-bottom: 24px;
  font-size: clamp(2.9rem, 4vw, 4.2rem);
  line-height: 0.99;
  text-wrap: balance;
  overflow-wrap: normal;
  word-break: normal;
  hyphens: none !important;
}
h2 {
  margin-bottom: 20px;
  font-size: clamp(2rem, 3.2vw, 3.2rem);
  line-height: 1.04;
  text-wrap: balance;
  overflow-wrap: normal;
  word-break: normal;
  hyphens: none !important;
}
h3 { margin-bottom: 10px; font-size: 1.25rem; line-height: 1.12; }

.shell { width: min(var(--shell), calc(100% - 64px)); margin-inline: auto; }

#page-wrapper, #start, main, #body-wrapper, #body-wrapper > .container,
#body-wrapper > .container > .content-item, .content-item, .ix9-page {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent !important;
  box-shadow: none !important;
}
#body-wrapper { background: transparent !important; }
.ix9-page > section, .ix9-page > header, .ix9-page > nav, .site-footer section { margin: 0; }

/* Header */
#header.site-header, body.scrolled #header.site-header {
  position: sticky !important;
  z-index: 60;
  top: 0;
  width: 100%;
  height: auto;
  margin: 0;
  padding: 0;
  color: #fff;
  background: var(--ink) !important;
  border: 0;
  box-shadow: none !important;
}
.header-shell { min-height: 82px; }
#header .navbar { min-height: 82px; display: flex; align-items: center; gap: 34px; }
#header .navbar-section.logo { flex: 0 0 auto; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: #fff !important; text-decoration: none; }
.brand img { width: 42px; height: 42px; object-fit: cover; border: 2px solid #fff; }
.brand span { display: grid; line-height: 1; }
.brand strong { color: #fff !important; font-size: 1.45rem; letter-spacing: -0.02em; }
.brand small { margin-top: 5px; color: var(--acid); font-size: 0.55rem; font-weight: 900; letter-spacing: 0.13em; }
#header .desktop-menu, #header .dropmenu { flex: 1 1 auto; }
#header ul.navigation { display: flex; align-items: center; justify-content: flex-end; gap: 2px; margin: 0; padding: 0; list-style: none; }
#header ul.navigation li { margin: 0; list-style: none; }
#header ul.navigation > li > a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 9px 13px;
  border: 0;
  color: #fff !important;
  background: transparent;
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
}
#header ul.navigation > li > a:hover, #header ul.navigation > li > a.active, #header ul.navigation > li.active > a { color: var(--acid) !important; }
#header ul.navigation > li.header-cta-item { margin-left: 10px; }
#header ul.navigation > li > a.header-cta { padding-inline: 20px; color: var(--ink) !important; background: var(--acid); }
.menu-toggle, .mobile-panel { display: none; }

/* Hero */
.mast-hero { overflow: hidden; color: var(--ink); background: var(--paper-clean); border-bottom: 2px solid var(--line); }
.mast-grid { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(300px, 0.65fr); gap: clamp(36px, 4.5vw, 68px); align-items: center; padding-block: clamp(62px, 7vw, 104px); }
.mast-copy { max-width: 900px; }
.edition-line, .label, .footer-code {
  margin-bottom: 24px;
  color: var(--ink);
  font-size: 0.69rem;
  font-weight: 950;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.edition-line { display: flex; align-items: center; gap: 14px; }
.edition-line::before { content: ""; width: 44px; border-top: 5px solid var(--signal); }
.edition-line span { padding: 3px 7px; color: #fff; background: var(--electric); }
.lead { max-width: 800px; margin-bottom: 18px; color: var(--ink); font-size: clamp(1.15rem, 1.7vw, 1.45rem); line-height: 1.38; }
.mast-copy > p:not(.edition-line):not(.lead) { max-width: 780px; }
.action-row { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 32px; }
.signal-btn, .footer-cta {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  color: #fff !important;
  background: var(--signal);
  border: 2px solid var(--ink);
  font-size: 0.79rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-decoration: none;
}
.signal-btn:hover { color: var(--ink) !important; background: var(--acid); }
.text-link { color: var(--ink); font-size: 0.82rem; font-weight: 900; text-decoration-thickness: 2px; }
.mast-media { position: relative; margin: 0; padding: 0 0 18px 18px; border-left: 2px solid var(--ink); border-bottom: 2px solid var(--ink); }
.mast-media::before { content: "IMAGE / LIVE REFERENCE"; display: block; margin-bottom: 10px; color: var(--ink); font-size: 0.58rem; font-weight: 900; letter-spacing: 0.13em; }
.mast-media img { width: 100%; max-height: 390px; aspect-ratio: 16 / 10; object-fit: cover; border: 2px solid var(--ink); }
.mast-media figcaption { padding-top: 10px; color: #68655d; font-size: 0.7rem; }
.compact-mast .mast-grid { padding-block: clamp(54px, 5vw, 76px); }
.compact-mast h1 { font-size: clamp(2.8rem, 4.2vw, 4rem); }

.reading-rail { color: #fff; background: var(--electric); border-bottom: 2px solid var(--ink); }
.reading-rail .shell { min-height: 58px; display: flex; align-items: center; gap: 32px; overflow-x: auto; white-space: nowrap; }
.reading-rail strong { margin-right: auto; color: var(--acid); font-size: 0.64rem; letter-spacing: 0.15em; }
.reading-rail a { color: #fff; font-size: 0.71rem; font-weight: 800; text-decoration: none; }

/* Editorial chapters */
.manual-section { scroll-margin-top: 82px; padding-block: clamp(78px, 8vw, 124px); background: var(--paper); border-bottom: 2px solid var(--line); }
.chapter-grid { display: grid; grid-template-columns: 150px minmax(0, 1000px); gap: clamp(38px, 6vw, 90px); justify-content: center; }
.chapter-mark { align-self: start; border-top: 7px solid var(--signal); padding-top: 14px; }
.chapter-mark span { display: block; color: var(--ink); font-family: "Cal Sans", sans-serif; font-size: 3rem; line-height: 0.9; }
.chapter-mark small { display: block; margin-top: 10px; color: var(--soft-ink); font-size: 0.56rem; font-weight: 950; letter-spacing: 0.13em; }
.chapter-body { max-width: 1000px; }
.chapter-body > p { max-width: 850px; }
.label { margin-bottom: 12px; color: var(--electric); }
.rule-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 34px; margin: 34px 0 0; padding: 0; list-style: none; border-top: 2px solid var(--ink); }
.rule-list li { position: relative; min-height: 60px; margin: 0; padding: 17px 0 15px 22px; border-bottom: 1px solid var(--muted-line); }
.rule-list li::before { content: "■"; position: absolute; left: 0; color: var(--signal); font-size: 0.52rem; }
.rule-list a { color: inherit; font-weight: 750; }

.ink-section { color: #fff; background: var(--ink); }
.ink-section h2, .ink-section h3, .ink-section .chapter-mark span { color: #fff !important; }
.ink-section p, .ink-section .chapter-mark small { color: #bebbb2; }
.ink-section .label { color: var(--acid); }
.fault-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 40px; border-top: 2px solid #fff; border-bottom: 2px solid #fff; }
.fault-grid article { min-height: 240px; padding: 26px; border-right: 1px solid #5c5a54; }
.fault-grid article:last-child { border-right: 0; }
.fault-grid article > span { display: block; margin-bottom: 38px; color: var(--signal); font-size: 0.7rem; font-weight: 950; letter-spacing: 0.12em; }
.fault-grid p { margin-bottom: 0; }

.process-section { background: var(--paper-clean); }
.process-line { margin: 34px 0 0; padding: 0; list-style: none; border-top: 2px solid var(--ink); }
.process-line li { display: grid; grid-template-columns: 72px 1fr; gap: 26px; margin: 0; padding: 26px 0; border-bottom: 1px solid var(--muted-line); }
.process-line li > span { color: var(--signal); font-family: "Cal Sans", sans-serif; font-size: 2rem; }
.process-line h3 { margin-bottom: 7px; }
.process-line p { max-width: 720px; margin-bottom: 0; }

.india-band { padding-block: clamp(74px, 7vw, 108px); color: var(--ink); background: var(--acid); border-bottom: 2px solid var(--ink); }
.india-grid { display: grid; grid-template-columns: 240px minmax(0, 900px); gap: clamp(38px, 7vw, 110px); justify-content: center; }
.india-band .label { color: var(--ink); }
.india-band p { color: #332f20; }

.record-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr); gap: clamp(48px, 7vw, 100px); align-items: start; }
.record-grid > div > p { max-width: 820px; }
.record-list { margin: 32px 0 0; padding: 0; list-style: none; border-top: 2px solid var(--ink); }
.record-list li { margin: 0; padding: 14px 0; border-bottom: 1px solid var(--muted-line); }
.record-image { margin: 0; border-top: 7px solid var(--electric); }
.record-image img { width: 100%; max-height: 360px; aspect-ratio: 4 / 3; object-fit: cover; border-bottom: 2px solid var(--ink); }
.record-image figcaption { padding-top: 10px; color: #68655d; font-size: 0.7rem; }

.finish-section { background: var(--paper-clean); }
.finish-grid { display: grid; grid-template-columns: 240px minmax(0, 850px); gap: clamp(38px, 7vw, 110px); justify-content: center; }

.faq-section { padding-block: clamp(76px, 8vw, 120px); background: var(--paper); border-bottom: 2px solid var(--ink); }
.faq-grid { display: grid; grid-template-columns: minmax(260px, 0.65fr) minmax(0, 1.35fr); gap: clamp(54px, 8vw, 130px); }
.faq-list { border-top: 3px solid var(--ink); }
.faq-item { border-bottom: 1px solid var(--ink); }
.faq-q { width: 100%; min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 18px 0; border: 0; color: var(--ink); background: transparent; font: inherit; font-weight: 850; text-align: left; cursor: pointer; }
.faq-icon { width: 28px; height: 28px; flex: 0 0 auto; display: grid; place-items: center; color: #fff; background: var(--electric); }
.faq-a { display: none; max-width: 760px; padding: 0 42px 22px 0; }
.faq-a p { margin: 0; }
.faq-item.open .faq-a { display: block; }

.next-strip { color: #fff; background: var(--signal); border-bottom: 2px solid var(--ink); }
.next-strip .shell { min-height: 92px; display: grid; grid-template-columns: 1.2fr repeat(3, 1fr); gap: 28px; align-items: center; }
.next-strip strong { color: var(--ink); font-size: 0.66rem; letter-spacing: 0.12em; }
.next-strip a { color: #fff; font-size: 0.73rem; font-weight: 850; line-height: 1.3; }

/* Directory pages */
.index-hero { padding-block: clamp(70px, 9vw, 132px); background: var(--acid); border-bottom: 2px solid var(--ink); }
.index-hero h1 { max-width: 1050px; }
.index-hero .lead { max-width: 820px; }
.index-intro { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(42px, 8vw, 130px); padding-block: 56px; border-bottom: 2px solid var(--ink); }
.index-intro p { margin: 0; }
.index-directory { padding-block: 26px 100px; }
.index-group { padding-block: 72px; border-bottom: 2px solid var(--ink); }
.index-heading { display: grid; grid-template-columns: 86px minmax(0, 620px); gap: 28px; margin-bottom: 34px; }
.index-heading > span { color: var(--signal); font-family: "Cal Sans", sans-serif; font-size: 2.6rem; }
.index-heading h2 { margin-bottom: 10px; }
.index-heading p { margin: 0; }
.index-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 2px solid var(--ink); border-left: 1px solid var(--ink); }
.index-links > a { min-height: 265px; display: flex; flex-direction: column; padding: 26px; color: var(--ink); background: var(--paper-clean); border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); text-decoration: none; }
.index-links > a:hover { background: var(--acid); }
.index-links small { margin-bottom: 24px; color: var(--electric); font-size: 0.58rem; font-weight: 950; letter-spacing: 0.12em; }
.index-links h3 { font-size: 1.45rem; }
.index-links p { margin-bottom: 22px; font-size: 0.9rem; }
.index-links strong { margin-top: auto; color: var(--signal); font-size: 0.65rem; letter-spacing: 0.1em; }

/* Compact and legal pages */
.compact-points { padding-block: 70px; background: var(--paper); border-bottom: 2px solid var(--ink); }
.compact-points .shell { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 2px solid var(--ink); border-left: 1px solid var(--ink); }
.compact-points article { min-height: 190px; padding: 28px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.compact-points article > span { display: block; margin-bottom: 30px; color: var(--signal); font-weight: 950; }
.compact-points h2 { font-size: 1.6rem; }
.legal-head { padding-block: 86px; background: var(--electric); border-bottom: 2px solid var(--ink); }
.legal-head h1, .legal-head .lead, .legal-head .edition-line { color: #fff !important; }
.legal-head .edition-line span { color: var(--ink); background: var(--acid); }
.legal-copy { padding-block: 74px 110px; }
.legal-copy .shell { max-width: 1000px; }
.legal-copy article { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 46px; padding-block: 30px; border-top: 2px solid var(--ink); }
.legal-copy article:last-child { border-bottom: 2px solid var(--ink); }
.legal-copy h2 { font-size: 1.5rem; }

/* Footer */
.site-footer, #footer.site-footer { padding: 0; color: #fff; background: var(--ink) !important; border: 0; }
.footer-lead { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; padding-block: 72px; border-bottom: 1px solid #56544d; }
.footer-code { color: var(--acid); }
.footer-lead h2 { max-width: 820px; margin: 0; color: #fff !important; }
.footer-cta { color: var(--ink) !important; background: var(--acid); border-color: #fff; }
.footer-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-left: 1px solid #56544d; }
.footer-grid section { min-height: 230px; padding: 32px; border-right: 1px solid #56544d; }
.footer-grid h3 { margin-bottom: 24px; color: var(--signal) !important; font-family: Inter, sans-serif; font-size: 0.68rem; letter-spacing: 0.14em; }
.footer-grid a { display: block; margin: 12px 0; color: #d4d0c5; font-size: 0.78rem; text-decoration: none; }
.footer-grid a:hover { color: var(--acid); }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-block: 22px; border-top: 1px solid #56544d; }
.footer-bottom p { margin: 0; color: #8f8c84; font-size: 0.66rem; }

@media (max-width: 1050px) {
  .shell { width: min(100% - 40px, var(--shell)); }
  #header .desktop-menu { display: none; }
  #header .navbar { justify-content: space-between; }
  .menu-toggle { z-index: 81; width: 44px; height: 44px; display: grid; place-content: center; gap: 5px; padding: 0; border: 1px solid #fff; background: transparent; }
  .menu-toggle span { width: 20px; border-top: 2px solid #fff; transition: transform 160ms ease, opacity 160ms ease; }
  .menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle.open span:nth-child(2) { opacity: 0; }
  .menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .mobile-panel { position: fixed; z-index: 55; inset: 82px 0 0; display: none; padding: 30px 20px; background: var(--acid); overflow-y: auto; }
  .mobile-panel.open { display: block; }
  .mobile-panel .brand { color: var(--ink) !important; }
  .mobile-panel .brand strong { color: var(--ink) !important; }
  .mobile-panel .brand img { border-color: var(--ink); }
  .mobile-panel .brand small { color: var(--electric); }
  .mobile-panel-head { margin-bottom: 24px; padding-bottom: 24px; border-bottom: 2px solid var(--ink); }
  .mobile-navigation,
  .mobile-navigation ul.navigation { width: 100%; }
  .mobile-navigation ul.navigation {
    display: block !important;
    margin: 0;
    padding: 0;
    overflow: visible;
    list-style: none;
  }
  .mobile-navigation ul.navigation > li {
    display: block !important;
    width: 100%;
    margin: 0;
    padding: 0;
    float: none;
    list-style: none;
    border-bottom: 1px solid var(--ink);
  }
  .mobile-navigation ul.navigation > li > a {
    width: 100%;
    min-height: 56px;
    display: flex !important;
    align-items: center;
    margin: 0;
    padding: 0 8px;
    color: var(--ink);
    font-weight: 900;
    line-height: 1.2;
    white-space: normal;
    border-radius: 0;
    text-decoration: none;
  }
  .mobile-navigation ul.navigation > li.header-cta-item {
    margin-top: 18px;
    border-bottom: 0;
  }
  .mobile-navigation ul.navigation > li > a.header-cta {
    min-height: 52px;
    justify-content: center;
    color: var(--acid) !important;
    background: var(--ink);
    border: 2px solid var(--ink);
  }
  .mast-grid, .record-grid, .faq-grid, .footer-lead { grid-template-columns: 1fr; }
  .mast-media { width: min(650px, 100%); }
  .fault-grid, .index-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .next-strip .shell { grid-template-columns: repeat(2, minmax(0, 1fr)); padding-block: 24px; }
  .next-strip strong { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
  body { font-size: 15px; }
  .shell { width: min(100% - 32px, var(--shell)); }
  .header-shell, #header .navbar { min-height: 74px; }
  .mobile-panel { inset-block-start: 74px; }
  .brand img { width: 38px; height: 38px; }
  h1 { font-size: clamp(2.55rem, 12vw, 3.35rem); line-height: 1.01; }
  h2 { font-size: clamp(1.85rem, 9vw, 2.55rem); }
  .mast-grid { grid-template-columns: 1fr; gap: 42px; padding-block: 54px 60px; }
  .mast-media { padding: 0 0 12px 12px; }
  .mast-media img { max-height: 300px; }
  .reading-rail .shell { gap: 24px; }
  .chapter-grid, .india-grid, .finish-grid { grid-template-columns: 1fr; gap: 30px; }
  .chapter-mark { width: 110px; }
  .manual-section { padding-block: 68px; }
  .rule-list, .fault-grid, .index-intro, .index-links, .compact-points .shell, .footer-grid, .legal-copy article { grid-template-columns: 1fr; }
  .fault-grid article { min-height: 0; border-right: 0; border-bottom: 1px solid #5c5a54; }
  .fault-grid article:last-child { border-bottom: 0; }
  .process-line li { grid-template-columns: 54px 1fr; gap: 16px; }
  .india-band { padding-block: 64px; }
  .next-strip .shell { grid-template-columns: 1fr; gap: 15px; }
  .next-strip strong { grid-column: auto; margin-bottom: 8px; }
  .index-hero { padding-block: 68px; }
  .index-heading { grid-template-columns: 58px 1fr; gap: 18px; }
  .index-heading > span { font-size: 2rem; }
  .index-links > a { min-height: 220px; }
  .footer-grid { border-top: 1px solid #56544d; }
  .footer-grid section { min-height: 0; border-bottom: 1px solid #56544d; }
  .footer-bottom { flex-direction: column; }
}