:root {
  --paper: #F4F1E8;
  --paper-2: #ECE8DD;
  --white: #FFFDF7;
  --ink: #111111;
  --text: #1D1D1D;
  --muted: #62605B;
  --soft: #89867E;
  --lime: #D7FF32;
  --acid: #B9F227;
  --blue: #2457FF;
  --orange: #FF5938;
  --deep: #161616;
  --line: rgba(17,17,17,.22);
  --strong-line: rgba(17,17,17,.72);
  --shadow: 0 16px 36px rgba(30,28,22,.08);
  --max: 1280px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.78;
  overflow-x: hidden;
}
body.drawer-open { overflow: hidden; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
button, a { -webkit-tap-highlight-color: transparent; }
main { display: block; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 9999;
  width: 100%;
  background: rgba(244,241,232,.96);
  border-bottom: 1px solid var(--strong-line);
}
.header-inner {
  max-width: var(--max);
  min-height: 72px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 230px 1fr 230px;
  align-items: center;
  gap: 24px;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  min-width: 0;
}
.site-logo img { display: block; max-height: 42px; width: auto; }
.site-logo strong { font-size: 19px; letter-spacing: -.04em; white-space: nowrap; }
.nav-core { display: flex; justify-content: center; align-items: center; gap: 22px; min-width: 0; }
.nav-core a {
  color: var(--ink);
  text-decoration: none;
  padding: 8px 1px 7px;
  border-bottom: 2px solid transparent;
  font-size: 15px;
  white-space: nowrap;
}
.nav-core a:hover, .nav-core a.active { border-bottom-color: var(--ink); }
.header-actions { display: flex; justify-content: flex-end; align-items: center; gap: 12px; }
.main-btn, .outline-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 18px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 800;
  line-height: 1.2;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.main-btn { color: #fff; background: var(--ink); border: 1px solid var(--ink); }
.main-btn:hover { color: var(--ink); background: var(--lime); transform: translateY(-1px); }
.outline-btn { color: var(--ink); background: transparent; border: 1px solid var(--ink); }
.outline-btn:hover { background: var(--ink); color: #fff; }
.text-link { color: var(--blue); text-decoration-thickness: 1px; text-underline-offset: 4px; font-weight: 700; }
.menu-toggle {
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--ink);
  background: transparent;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
}
.menu-toggle span { display: block; height: 2px; background: var(--ink); }
.menu-toggle span:nth-child(1) { width: 22px; }
.menu-toggle span:nth-child(2) { width: 15px; }
.menu-toggle span:nth-child(3) { width: 26px; }
.mobile-menu-toggle { display: none; }
.drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(17,17,17,.56);
  opacity: 0;
  pointer-events: none;
  transition: opacity .24s ease;
}
.drawer-overlay.is-open { opacity: 1; pointer-events: auto; }
.site-drawer {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 10001;
  width: min(520px, 92vw);
  height: 100vh;
  background: var(--ink);
  color: var(--paper);
  padding: 28px 32px 32px;
  overflow-y: auto;
  transform: translateX(102%);
  transition: transform .26s ease;
}
.site-drawer.is-open { transform: translateX(0); }
.drawer-head { display: flex; justify-content: space-between; align-items: center; padding-bottom: 22px; border-bottom: 1px solid rgba(244,241,232,.3); }
.drawer-close { min-height: 42px; padding: 0 14px; border: 1px solid var(--paper); background: transparent; color: var(--paper); cursor: pointer; }
.accent-label { display: inline-block; background: var(--lime); color: var(--ink); padding: 4px 8px; font-size: 12px; font-weight: 900; letter-spacing: .1em; }
.drawer-nav { display: grid; margin-top: 12px; }
.drawer-nav a {
  display: grid;
  grid-template-columns: 46px 1fr;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(244,241,232,.2);
  text-decoration: none;
  font-size: clamp(22px, 4vw, 34px);
  font-weight: 850;
  line-height: 1.15;
}
.drawer-nav a span { color: var(--lime); font-size: 12px; letter-spacing: .08em; }
.drawer-nav a:hover { color: var(--lime); }
.drawer-note { color: rgba(244,241,232,.7); font-size: 14px; margin: 24px 0 0; }
.shell { max-width: var(--max); margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.section { padding-top: 104px; padding-bottom: 104px; }
.section-sm { padding-top: 68px; padding-bottom: 68px; }
.rule-top { border-top: 1px solid var(--ink); }
.rule-bottom { border-bottom: 1px solid var(--ink); }
.paper-2 { background: var(--paper-2); }
.white-zone { background: var(--white); }
.dark-zone { background: var(--deep); color: var(--paper); }
.lime-zone { background: #F1F8C9; }
.blue-zone { background: #E5EAFF; }
.section-index { display: inline-block; color: var(--blue); font-weight: 900; letter-spacing: .12em; font-size: 13px; }
.kicker { font-size: 12px; text-transform: uppercase; letter-spacing: .16em; font-weight: 900; color: var(--muted); }
.display-title, h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(56px, 9vw, 116px);
  line-height: .9;
  letter-spacing: -.075em;
  font-weight: 900;
}
.dark-zone h1, .dark-zone h2, .dark-zone h3 { color: var(--paper); }
h2, .section-title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.02;
  letter-spacing: -.05em;
  font-weight: 900;
}
h3 { color: var(--ink); font-size: clamp(22px, 2.4vw, 30px); line-height: 1.12; letter-spacing: -.03em; margin: 0 0 12px; }
p { margin: 0 0 18px; }
.lead { font-size: clamp(20px, 2.5vw, 30px); line-height: 1.45; letter-spacing: -.025em; }
.muted { color: var(--muted); }
.hero-poster { padding: 42px 0 82px; border-bottom: 1px solid var(--ink); }
.hero-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0,1fr));
  gap: 18px;
  align-items: end;
}
.hero-copy { grid-column: 1 / span 7; padding-top: 34px; }
.hero-copy .lead { max-width: 760px; margin: 26px 0 22px; }
.hero-copy .hero-body { max-width: 760px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-visual { grid-column: 8 / span 5; align-self: stretch; display: flex; flex-direction: column; justify-content: flex-end; }
.hero-visual img, .content-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  border: 1px solid var(--ink);
  background: var(--white);
}
.hero-meta { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--ink); border-top: 0; }
.hero-meta span { padding: 9px 10px; border-right: 1px solid var(--ink); font-size: 11px; font-weight: 900; letter-spacing: .08em; }
.hero-meta span:last-child { border-right: 0; }
.hero-points { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 30px; font-weight: 800; }
.hero-points span::before { content: "— "; color: var(--blue); }
.info-strip { border-bottom: 1px solid var(--ink); background: var(--white); }
.info-strip-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.info-item { padding: 34px 24px 36px 0; border-right: 1px solid var(--ink); min-height: 195px; }
.info-item + .info-item { padding-left: 24px; }
.info-item:last-child { border-right: 0; }
.info-item .num { color: var(--blue); font-size: 13px; font-weight: 900; letter-spacing: .12em; }
.info-item h3 { margin-top: 40px; font-size: 22px; }
.info-item p { color: var(--muted); font-size: 15px; margin-bottom: 0; }
.channel-index { display: grid; grid-template-columns: repeat(2,1fr); border-top: 1px solid var(--ink); }
.channel-row {
  display: grid;
  grid-template-columns: 76px 170px 1fr auto;
  gap: 12px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  align-items: center;
}
.channel-row:nth-child(odd) { padding-right: 26px; border-right: 1px solid var(--ink); }
.channel-row:nth-child(even) { padding-left: 26px; }
.channel-row .num { color: var(--blue); font-size: 12px; font-weight: 900; }
.channel-row strong { color: var(--ink); }
.channel-row p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }
.brand-grid, .split-grid, .feature-grid, .safety-grid, .inner-hero-grid {
  display: grid;
  grid-template-columns: repeat(12,minmax(0,1fr));
  gap: 24px;
}
.brand-copy { grid-column: 1 / span 7; }
.brand-media { grid-column: 9 / span 4; }
.brand-media img { max-height: 560px; object-fit: contain; }
.feature-main { grid-column: 1 / span 8; }
.feature-side { grid-column: 9 / span 4; }
.feature-side .content-img { margin-bottom: 20px; }
.editorial-list { border-top: 1px solid var(--ink); }
.editorial-row {
  display: grid;
  grid-template-columns: 78px 1fr auto;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.editorial-row .num { color: var(--blue); font-weight: 900; }
.editorial-row p { margin: 0; color: var(--muted); font-size: 15px; }
.duo { display: grid; grid-template-columns: 1.12fr .88fr; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.duo > article { padding: 56px; }
.duo > article + article { border-left: 1px solid var(--ink); }
.duo .dark-card { background: var(--ink); color: var(--paper); }
.duo .dark-card h2, .duo .dark-card h3 { color: var(--paper); }
.duo .content-img { margin: 24px 0; }
.point-list { margin: 24px 0; padding: 0; list-style: none; border-top: 1px solid currentColor; }
.point-list li { padding: 12px 0; border-bottom: 1px solid currentColor; font-weight: 750; }
.trio { display: grid; grid-template-columns: .9fr 1fr 1.15fr; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.trio > article { padding: 42px; }
.trio > article + article { border-left: 1px solid var(--ink); }
.trio img { margin: 18px 0; }
.date-badge { display: inline-flex; min-width: 92px; min-height: 92px; align-items: center; justify-content: center; border: 1px solid var(--ink); font-size: 26px; font-weight: 900; }
.safety-grid .copy-a { grid-column: 1 / span 6; }
.safety-grid .copy-b { grid-column: 7 / span 6; }
.safety-grid img { margin-bottom: 24px; border-color: rgba(244,241,232,.5); }
.safety-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.safety-tags span { border: 1px solid rgba(244,241,232,.5); padding: 5px 9px; font-size: 13px; }
.reviews { display: grid; grid-template-columns: repeat(12,1fr); gap: 18px; }
.review {
  border-top: 2px solid var(--ink);
  padding: 18px 0 28px;
  min-height: 170px;
}
.review:nth-child(1) { grid-column: 1 / span 5; }
.review:nth-child(2) { grid-column: 7 / span 6; background: #F1F8C9; padding: 18px 20px 28px; }
.review:nth-child(3) { grid-column: 2 / span 4; }
.review:nth-child(4) { grid-column: 6 / span 4; background: #E5EAFF; padding: 18px 20px 28px; }
.review:nth-child(5) { grid-column: 10 / span 3; }
.review:nth-child(6) { grid-column: 4 / span 6; }
.review .quote-no { color: var(--blue); font-size: 12px; font-weight: 900; }
.review p { font-size: 18px; margin: 12px 0 0; }
.faq-list { border-top: 1px solid var(--ink); }
.faq-list details { border-bottom: 1px solid var(--ink); }
.faq-list summary {
  cursor: pointer;
  list-style: none;
  display: grid;
  grid-template-columns: 64px 1fr 30px;
  gap: 18px;
  padding: 22px 0;
  font-size: 19px;
  font-weight: 850;
  color: var(--ink);
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary .faq-num { color: var(--blue); font-size: 13px; }
.faq-list summary::after { content: "+"; font-size: 24px; text-align: right; }
.faq-list details[open] summary::after { content: "–"; }
.faq-answer { padding: 0 0 24px 82px; max-width: 920px; color: var(--muted); }
.responsible-band { display: grid; grid-template-columns: 260px 1fr; gap: 44px; align-items: start; }
.big-num { font-size: clamp(88px, 14vw, 180px); line-height: .72; color: var(--blue); font-weight: 900; letter-spacing: -.08em; }
.about-teaser { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.about-teaser .content-img { max-height: 520px; }
.site-footer { background: var(--ink); color: var(--paper); padding: 74px 24px 110px; }
.footer-marquee { max-width: var(--max); margin: 0 auto; padding-bottom: 34px; border-bottom: 1px solid rgba(244,241,232,.3); display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.footer-marquee strong { font-size: clamp(54px, 10vw, 122px); line-height: .8; letter-spacing: -.075em; }
.footer-marquee span { color: var(--lime); font-size: 12px; letter-spacing: .14em; font-weight: 900; }
.footer-grid { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 2fr repeat(3,1fr); gap: 44px; padding: 44px 0; }
.footer-grid h2 { color: var(--paper); font-size: clamp(30px,4vw,48px); }
.footer-grid h3 { color: var(--paper); font-size: 14px; letter-spacing: .08em; }
.footer-grid nav { display: grid; align-content: start; gap: 8px; }
.footer-grid nav a { color: var(--paper); text-decoration: none; opacity: .78; font-size: 14px; }
.footer-grid nav a:hover { color: var(--lime); opacity: 1; }
.footer-kicker { color: var(--lime); font-size: 12px; font-weight: 900; letter-spacing: .12em; }
.footer-grid p { color: rgba(244,241,232,.72); font-size: 14px; max-width: 620px; }
.footer-bottom { max-width: var(--max); margin: 0 auto; border-top: 1px solid rgba(244,241,232,.3); padding-top: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 36px; }
.footer-bottom p { color: rgba(244,241,232,.62); font-size: 13px; margin: 0; }
.mobile-bottom-nav { display: none; }

/* Inner pages */
.inner-hero { padding: 62px 0 84px; border-bottom: 1px solid var(--ink); }
.inner-hero-grid .inner-title { grid-column: 1 / span 8; }
.inner-hero-grid .inner-media { grid-column: 9 / span 4; }
.inner-title h1 { font-size: clamp(52px, 8vw, 98px); }
.inner-title .lead { margin-top: 26px; max-width: 760px; }
.inner-media img { max-height: 520px; }
.page-intro { display: grid; grid-template-columns: 1fr 1.5fr; gap: 54px; border-bottom: 1px solid var(--ink); padding-bottom: 46px; }
.page-intro .lead { margin: 0; }
.copy-columns { columns: 2 340px; column-gap: 48px; }
.copy-columns p { break-inside: avoid; }
.numbered-sections { border-top: 1px solid var(--ink); }
.numbered-section { display: grid; grid-template-columns: 120px 1fr 1fr; gap: 30px; padding: 40px 0; border-bottom: 1px solid var(--ink); }
.numbered-section .n { color: var(--blue); font-size: 54px; font-weight: 900; line-height: .9; }
.numbered-section .body p:last-child { margin-bottom: 0; }
.index-board { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.index-cell { min-height: 220px; padding: 28px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.index-cell .num { color: var(--blue); font-size: 12px; font-weight: 900; }
.index-cell h3 { margin-top: 48px; }
.index-cell p { color: var(--muted); font-size: 15px; }
.full-bleed-image { margin-top: 34px; border: 1px solid var(--ink); width: 100%; display: block; }
.dark-editorial { background: var(--ink); color: var(--paper); }
.dark-editorial h2, .dark-editorial h3 { color: var(--paper); }
.dark-editorial .text-link { color: var(--lime); }
.dark-editorial .numbered-section { border-color: rgba(244,241,232,.4); }
.dark-editorial .numbered-section .n { color: var(--lime); }
.timeline { border-left: 2px solid var(--ink); margin-left: 18px; padding-left: 34px; }
.timeline-item { position: relative; padding: 0 0 48px; }
.timeline-item::before { content: ""; position: absolute; left: -43px; top: 6px; width: 16px; height: 16px; background: var(--lime); border: 2px solid var(--ink); }
.timeline-item h3 { display: flex; justify-content: space-between; gap: 18px; }
.timeline-item time { color: var(--blue); font-size: 12px; letter-spacing: .08em; white-space: nowrap; }
.steps { counter-reset: step; border-top: 1px solid var(--ink); }
.step { counter-increment: step; display: grid; grid-template-columns: 100px 1fr; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--ink); }
.step::before { content: counter(step, decimal-leading-zero); color: var(--blue); font-weight: 900; font-size: 13px; letter-spacing: .12em; }
.message-flow { border-top: 1px solid var(--ink); }
.message-row { display: grid; grid-template-columns: 140px 1fr; gap: 28px; padding: 26px 0; border-bottom: 1px solid var(--ink); }
.message-row strong { color: var(--blue); }
.topic-list { border-top: 1px solid var(--ink); }
.topic-row { display: grid; grid-template-columns: 70px 220px 1fr; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--ink); align-items: start; }
.topic-row .num { color: var(--blue); font-weight: 900; }
.topic-row p { margin: 0; color: var(--muted); }
.device-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; align-items: start; }
.device-grid .device { position: sticky; top: 110px; }
.device-grid .device img { max-height: 720px; width: 100%; object-fit: contain; }
.rule-matrix { display: grid; grid-template-columns: repeat(2,1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.rule-cell { padding: 28px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.rule-cell h3 { margin-bottom: 16px; }
.service-note, .page-review {
  margin-top: 44px;
  padding: 26px 28px;
  border: 1px solid var(--ink);
  background: var(--white);
}
.page-review { border-left: 8px solid var(--lime); }
.page-review p { margin: 0; font-size: 19px; }
.service-note h3 { margin-bottom: 10px; }
.help-categories { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.help-card { border-top: 3px solid var(--ink); padding: 22px 0; }
.help-card p { color: var(--muted); font-size: 15px; }
.contact-flow { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.contact-step { padding: 28px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); min-height: 230px; }
.contact-step .num { color: var(--blue); font-weight: 900; }
.contact-step h3 { margin-top: 44px; }
.faq-page .faq-answer { max-width: 1000px; }

/* Responsive */
@media (max-width: 1080px) {
  .header-inner { grid-template-columns: 190px 1fr 190px; gap: 14px; }
  .nav-core { gap: 14px; }
  .nav-core a { font-size: 14px; }
  .duo > article { padding: 42px 34px; }
  .trio > article { padding: 34px 26px; }
  .footer-grid { grid-template-columns: 1.7fr 1fr 1fr; }
  .footer-grid nav:last-child { grid-column: 2 / span 2; grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 900px) {
  body { font-size: 16px; padding-bottom: 62px; }
  .site-header { position: sticky; }
  .header-inner { min-height: 64px; grid-template-columns: 54px 1fr auto; padding: 0 16px; }
  .nav-core, .desktop-menu-toggle { display: none; }
  .mobile-menu-toggle { display: inline-flex; }
  .site-logo { justify-self: center; }
  .site-logo img { max-height: 34px; }
  .site-logo strong { display: none; }
  .header-cta { min-height: 42px; padding: 8px 12px; font-size: 13px; }
  .shell { padding-left: 18px; padding-right: 18px; }
  .section { padding-top: 76px; padding-bottom: 76px; }
  .section-sm { padding-top: 52px; padding-bottom: 52px; }
  .hero-poster { padding-top: 24px; padding-bottom: 56px; }
  .hero-grid, .brand-grid, .feature-grid, .safety-grid, .inner-hero-grid { display: block; }
  .hero-copy, .hero-visual, .brand-copy, .brand-media, .feature-main, .feature-side, .safety-grid .copy-a, .safety-grid .copy-b, .inner-hero-grid .inner-title, .inner-hero-grid .inner-media { width: 100%; }
  .hero-visual, .brand-media, .feature-side, .inner-media { margin-top: 34px; }
  .display-title, h1 { font-size: clamp(50px, 17vw, 82px); }
  h2, .section-title { font-size: clamp(32px, 10vw, 48px); }
  .info-strip-grid { grid-template-columns: repeat(2,1fr); }
  .info-item { border-bottom: 1px solid var(--ink); min-height: 170px; padding: 26px 18px 28px 0; }
  .info-item + .info-item { padding-left: 18px; }
  .info-item:nth-child(2) { border-right: 0; }
  .info-item:nth-child(3), .info-item:nth-child(4) { border-bottom: 0; }
  .channel-index { grid-template-columns: 1fr; }
  .channel-row { grid-template-columns: 52px 130px 1fr; gap: 10px; }
  .channel-row a { grid-column: 2 / span 2; }
  .channel-row:nth-child(odd), .channel-row:nth-child(even) { padding-left: 0; padding-right: 0; border-right: 0; }
  .duo, .trio, .about-teaser, .responsible-band, .page-intro, .device-grid { grid-template-columns: 1fr; }
  .duo > article, .trio > article { padding: 40px 18px; }
  .duo > article + article, .trio > article + article { border-left: 0; border-top: 1px solid var(--ink); }
  .reviews { display: block; }
  .review { margin-bottom: 28px; min-height: 0; }
  .faq-list summary { grid-template-columns: 46px 1fr 26px; gap: 10px; font-size: 17px; }
  .faq-answer { padding-left: 56px; }
  .responsible-band { gap: 26px; }
  .big-num { font-size: 92px; }
  .footer-grid, .footer-bottom { grid-template-columns: 1fr; }
  .footer-grid nav:last-child { grid-column: auto; display: grid; grid-template-columns: 1fr 1fr; }
  .mobile-bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9998;
    height: 58px;
    display: grid;
    grid-template-columns: repeat(4,1fr);
    background: var(--paper);
    border-top: 1px solid var(--ink);
  }
  .mobile-bottom-nav a { display: flex; align-items: center; justify-content: center; text-decoration: none; font-size: 13px; font-weight: 800; }
  .page-home .mobile-bottom-nav a:first-child,
  .page-vlog .mobile-bottom-nav a:nth-child(2),
  .page-discover .mobile-bottom-nav a:nth-child(3),
  .page-account .mobile-bottom-nav a:nth-child(4) { background: var(--lime); }
  .numbered-section { grid-template-columns: 74px 1fr; gap: 18px; }
  .numbered-section .body { grid-column: 2; }
  .index-board, .help-categories, .contact-flow, .rule-matrix { grid-template-columns: 1fr; border-left: 0; }
  .index-cell, .contact-step, .rule-cell { border-left: 1px solid var(--ink); }
  .copy-columns { columns: 1; }
  .message-row { grid-template-columns: 88px 1fr; gap: 18px; }
  .topic-row { grid-template-columns: 52px 1fr; }
  .topic-row p { grid-column: 2; }
  .device-grid .device { position: static; }
}
@media (max-width: 560px) {
  .header-inner { padding: 0 12px; grid-template-columns: 50px 1fr auto; }
  .menu-toggle { width: 42px; height: 42px; }
  .header-cta { padding: 8px 10px; }
  .site-drawer { width: 94vw; padding: 22px 20px 30px; }
  .hero-meta { grid-template-columns: 1fr; }
  .hero-meta span { border-right: 0; border-bottom: 1px solid var(--ink); }
  .hero-meta span:last-child { border-bottom: 0; }
  .info-strip-grid { grid-template-columns: 1fr; }
  .info-item, .info-item + .info-item { padding-left: 0; border-right: 0; border-bottom: 1px solid var(--ink); }
  .info-item:last-child { border-bottom: 0; }
  .channel-row { grid-template-columns: 44px 1fr; }
  .channel-row p, .channel-row a { grid-column: 2; }
  .footer-marquee { display: block; }
  .footer-marquee span { display: block; margin-top: 18px; }
  .footer-grid nav:last-child { grid-template-columns: 1fr; }
  .numbered-section { grid-template-columns: 58px 1fr; }
  .numbered-section .n { font-size: 40px; }
  .step { grid-template-columns: 64px 1fr; }
}