:root {
  --bg: #07080a;
  --surface: rgba(13, 17, 25, .92);
  --surface-2: rgba(18, 24, 36, .84);
  --line: rgba(255, 255, 255, .07);
  --line-2: rgba(255, 255, 255, .11);
  --fg: #f4f6fa;
  --fg-2: rgba(232, 237, 247, .67);
  --fg-3: rgba(232, 237, 247, .45);
  --accent: #3b82f6;
  --accent-2: #73b4ff;
  --accent-soft: rgba(59, 130, 246, .12);
  --accent-line: rgba(78, 150, 255, .3);
  --good: #46e6a1;
  --warn: #f6b84b;
  --danger: #ff7070;
  --radius: 14px;
  --radius-lg: 20px;
  --maxw: 1160px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
html, body { min-height: 100%; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: Geist, ui-sans-serif, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  letter-spacing: -.006em;
  overflow-x: hidden;
}
a { color: inherit; }
button, input { font: inherit; }
.mono { font-family: "Geist Mono", ui-monospace, monospace; }
.serif { font-family: inherit; font-style: normal; font-weight: inherit; }

.bg-fx, .bg-grid, .bg-vignette { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.bg-fx::before {
  content: "";
  position: absolute;
  inset: -24% -10% auto;
  height: 82vh;
  background:
    radial-gradient(38% 50% at 18% 28%, rgba(36, 114, 255, .31), transparent 72%),
    radial-gradient(32% 42% at 78% 22%, rgba(35, 157, 255, .18), transparent 72%);
  filter: blur(44px) saturate(135%);
}
.bg-grid {
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 82% 58% at 50% 18%, #000 22%, transparent 73%);
  -webkit-mask-image: radial-gradient(ellipse 82% 58% at 50% 18%, #000 22%, transparent 73%);
}
.bg-vignette { background: radial-gradient(120% 90% at 50% -10%, rgba(55, 128, 255, .06), transparent 64%); }
main { position: relative; z-index: 1; padding-top: 90px; }
.wrap { width: min(100%, var(--maxw)); margin: 0 auto; padding: 0 28px; }

.nav {
  position: relative;
  z-index: 100;
  height: 0;
  pointer-events: none;
}
.navbar {
  position: fixed;
  top: 20px;
  left: 0;
  right: 0;
  width: 92%;
  max-width: 1400px;
  height: 58px;
  margin: 0 auto;
  padding: 0 28px;
  z-index: 9999;
  pointer-events: auto;
  border: 1px solid rgba(255, 255, 255, .05);
  border-radius: 14px;
  background: rgba(13, 17, 23, .65);
  box-shadow: 0 14px 40px rgba(0, 0, 0, .2);
  backdrop-filter: blur(12px) saturate(145%);
  -webkit-backdrop-filter: blur(12px) saturate(145%);
  transition: width .24s ease, background .24s ease, box-shadow .24s ease;
}
.navbar.scrolled { width: 75%; max-width: 1200px; background: rgba(13, 17, 23, .86); box-shadow: 0 16px 44px rgba(0, 0, 0, .34); }
.nav-inner { width: 100%; height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 6px; }
.brand { display: inline-flex; align-items: center; gap: 9px; color: var(--fg); text-decoration: none; font-size: 14px; font-weight: 650; }
.brand-logo { width: 22px; height: 22px; border-radius: 7px; object-fit: contain; }
.brand .dot { color: var(--fg-3); font-weight: 400; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a { color: var(--fg-2); text-decoration: none; font-size: 13px; padding: 8px 10px; border-radius: 8px; transition: .18s ease; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--fg); background: rgba(255, 255, 255, .05); }
.nav-cta { display: flex; align-items: center; gap: 8px; }
.nav-cta .btn { min-height: 32px; padding: 6px 12px; border-radius: 8px; font-size: 12.5px; }
.nav-hamburger { display: none; flex-direction: column; justify-content: center; gap: 5px; padding: 8px; border: 0; background: none; cursor: pointer; }
.nav-hamburger span { width: 22px; height: 2px; border-radius: 2px; background: var(--fg); transition: .22s ease; }
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-mobile-backdrop { position: fixed; inset: 0; z-index: 998; opacity: 0; visibility: hidden; pointer-events: none; background: rgba(4, 7, 12, .54); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); transition: .22s ease; }
.nav-mobile-backdrop.open { opacity: 1; visibility: visible; pointer-events: auto; }
.nav-mobile-menu { display: none; flex-direction: column; position: fixed; top: 80px; left: 10px; right: 10px; bottom: 10px; z-index: 999; padding: 20px 24px 30px; border: 1px solid rgba(255, 255, 255, .06); border-radius: 16px; background: rgba(13, 17, 23, .96); box-shadow: 0 28px 70px rgba(0, 0, 0, .5); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.nav-mobile-menu.open { display: flex; }
.nav-mobile-menu > a { padding: 14px 0; color: var(--fg-2); text-decoration: none; border-bottom: 1px solid var(--line); font-size: 17px; font-weight: 500; }
.nav-mobile-cta { display: grid; gap: 10px; margin-top: 24px; }
.nav-mobile-cta .btn { width: 100%; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 9px 14px;
  border-radius: 11px;
  border: 1px solid transparent;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, #3b82f6, #4b8cff); color: #fff; box-shadow: 0 10px 30px rgba(59, 130, 246, .24); }
.btn-ghost { background: rgba(255, 255, 255, .035); border-color: var(--line-2); color: var(--fg-2); }
.btn-discord { background: linear-gradient(135deg, #5865f2, #6d78f5); color: #fff; box-shadow: 0 10px 28px rgba(88, 101, 242, .22); }
.btn-telegram { background: rgba(35, 158, 218, .1); border-color: rgba(60, 180, 235, .32); color: #8bd7ff; }

.help-shell { padding: 66px 0 100px; }
.help-home .help-shell { padding: 58px 0 100px; }
.breadcrumbs { display: flex; align-items: center; gap: 8px; margin-bottom: 24px; font: 11px/1 "Geist Mono", monospace; color: var(--fg-3); text-transform: uppercase; letter-spacing: .08em; }
.breadcrumbs a { color: var(--accent-2); text-decoration: none; }
.hero { max-width: 980px; margin-bottom: 46px; }
.help-home .hero { max-width: 720px; margin-bottom: 42px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px; color: var(--accent-2); font: 600 11px/1 "Geist Mono", monospace; text-transform: uppercase; letter-spacing: .11em; }
.eyebrow i { width: 26px; height: 26px; display: grid; place-items: center; border-radius: 8px; background: var(--accent-soft); border: 1px solid var(--accent-line); }
.hero h1 { font-size: clamp(42px, 6vw, 74px); line-height: 1.02; letter-spacing: -.048em; margin-bottom: 20px; }
.hero p { color: var(--fg-2); font-size: 17px; line-height: 1.65; max-width: 760px; }
.help-home .hero h1 { font-size: clamp(36px, 4.7vw, 58px); line-height: 1.04; letter-spacing: -.042em; margin-bottom: 16px; }
.help-home .hero p { color: var(--fg-2); font-size: clamp(15px, 1.55vw, 17px); line-height: 1.65; max-width: 650px; }

.help-home .help-search { position: relative; max-width: 640px; margin-top: 25px; }
.help-search i { position: absolute; left: 17px; top: 50%; transform: translateY(-50%); color: var(--fg-3); }
.help-home .help-search input { width: 100%; height: 50px; padding: 0 18px 0 46px; color: var(--fg); background: rgba(13, 17, 25, .78); border: 1px solid rgba(255, 255, 255, .1); border-radius: 13px; outline: none; font-size: 15px; transition: border-color .2s ease, background .2s ease, box-shadow .2s ease; }
.help-search input:focus { border-color: rgba(82, 153, 255, .62); box-shadow: 0 0 0 4px rgba(59, 130, 246, .1); }

.hub-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.hub-card {
  position: relative;
  min-height: 138px;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 16px;
  grid-template-rows: auto auto;
  align-content: center;
  column-gap: 15px;
  padding: 20px 21px;
  overflow: hidden;
  isolation: isolate;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, .095);
  border-radius: 18px;
  background:
    linear-gradient(145deg, rgba(16, 21, 31, .96), rgba(12, 16, 24, .96));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .018);
  transition: transform .22s cubic-bezier(.2, .8, .2, 1), border-color .22s ease, background .22s ease, box-shadow .22s ease;
}
.hub-card::after { content: none; }
.hub-card:hover {
  transform: translateY(-2px);
  border-color: rgba(119, 174, 246, .27);
  background:
    linear-gradient(145deg, rgba(18, 24, 35, .98), rgba(13, 18, 27, .98));
  box-shadow: 0 14px 30px rgba(0, 0, 0, .2), inset 0 1px 0 rgba(255, 255, 255, .028);
}
.hub-icon { grid-column: 1; grid-row: 1 / 3; align-self: center; width: 40px; height: 40px; display: grid; place-items: center; margin: 0; border-radius: 11px; color: #85bcff; background: rgba(59, 130, 246, .09); border: 1px solid rgba(99, 160, 239, .2); transition: color .2s ease, background .2s ease, border-color .2s ease; }
.hub-card:hover .hub-icon { color: #a5ceff; background: rgba(59, 130, 246, .13); border-color: rgba(99, 160, 239, .3); }
.hub-card h2 { grid-column: 2; grid-row: 1; align-self: end; font-size: 17px; letter-spacing: -.018em; margin-bottom: 4px; }
.hub-card p { grid-column: 2; grid-row: 2; color: rgba(232, 237, 247, .61); font-size: 12.5px; line-height: 1.5; max-width: 440px; }
.hub-card .arrow { grid-column: 3; grid-row: 1 / 3; align-self: center; justify-self: end; color: rgba(232, 237, 247, .34); font-size: 12px; transition: transform .2s cubic-bezier(.2, .8, .2, 1), color .2s ease; }
.hub-card:hover .arrow { transform: translateX(2px); color: rgba(194, 220, 255, .8); }
.hub-card[hidden] { display: none; }
.section-label { margin: 34px 0 12px; color: rgba(232, 237, 247, .42); font: 600 10px/1 "Geist Mono", monospace; text-transform: uppercase; letter-spacing: .12em; }

.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: 34px; align-items: start; }
.article { min-width: 0; }
.toc { position: sticky; top: 88px; padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: rgba(12, 16, 24, .72); }
.toc strong { display: block; margin-bottom: 10px; color: var(--fg-3); font: 600 10px/1 "Geist Mono", monospace; text-transform: uppercase; letter-spacing: .1em; }
.toc a {
  position: relative;
  display: block;
  padding: 8px 10px 8px 15px;
  color: var(--fg-2);
  text-decoration: none;
  font-size: 12.5px;
  border: 1px solid transparent;
  border-radius: 8px;
  transition: color .18s ease, background .18s ease, border-color .18s ease, transform .18s ease;
}
.toc a::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 50%;
  width: 3px;
  height: 14px;
  border-radius: 99px;
  opacity: 0;
  background: var(--accent-2);
  box-shadow: 0 0 10px rgba(73, 145, 255, .65);
  transform: translate(-4px, -50%) scaleY(.45);
  transition: opacity .18s ease, transform .18s ease;
}
.toc a:hover { color: var(--fg); background: rgba(255, 255, 255, .04); }
.toc a.active,
.toc a[aria-current="location"] {
  color: #e4f0ff;
  border-color: rgba(82, 153, 255, .2);
  background: linear-gradient(90deg, rgba(59, 130, 246, .16), rgba(59, 130, 246, .055));
  transform: translateX(2px);
}
.toc a.active::before,
.toc a[aria-current="location"]::before {
  opacity: 1;
  transform: translate(0, -50%) scaleY(1);
}
.mobile-toc { display: none; }
.guide-card { scroll-margin-top: 88px; padding: 24px 25px; margin-bottom: 15px; border: 1px solid var(--line-2); border-radius: var(--radius-lg); background: linear-gradient(155deg, rgba(17, 23, 34, .91), rgba(10, 13, 20, .96)); }
.guide-card h2 { font-size: 19px; letter-spacing: -.025em; margin-bottom: 8px; }
.guide-card h3 { font-size: 15px; letter-spacing: -.018em; }
.guide-card > p { color: var(--fg-2); font-size: 14px; line-height: 1.62; }
.section-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 8px; }
.section-heading h2 { margin: 5px 0 0; }
.mini-label { color: var(--accent-2); font: 600 9px/1 "Geist Mono", monospace; text-transform: uppercase; letter-spacing: .1em; }
.device-chip { flex: 0 0 auto; display: inline-flex; align-items: center; gap: 7px; padding: 7px 9px; border: 1px solid var(--line); border-radius: 9px; color: var(--fg-3); background: rgba(255, 255, 255, .025); font: 500 10px/1 "Geist Mono", monospace; }
.steps { list-style: none; display: grid; gap: 13px; margin-top: 17px; }
.steps li { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 12px; color: var(--fg-2); font-size: 14px; line-height: 1.58; }
.steps .n { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 9px; color: var(--fg); background: rgba(255, 255, 255, .05); border: 1px solid var(--line-2); font: 600 11px/1 "Geist Mono", monospace; }
.steps strong, .guide-card strong { color: var(--fg); }
.check-list { list-style: none; display: grid; gap: 10px; margin-top: 15px; }
.check-list li { display: flex; gap: 10px; color: var(--fg-2); font-size: 14px; line-height: 1.55; }
.check-list i { width: 19px; padding-top: 3px; color: var(--good); }
.note { display: flex; gap: 11px; padding: 13px 14px; margin-top: 16px; border-radius: 13px; font-size: 13px; line-height: 1.55; }
.note i { flex: 0 0 18px; padding-top: 3px; }
.note a { color: inherit; text-underline-offset: 3px; }
.note.info { color: var(--fg-2); background: rgba(59, 130, 246, .08); border: 1px solid rgba(59, 130, 246, .22); }
.note.info i { color: var(--accent-2); }
.note.warn { color: rgba(255, 239, 203, .79); background: rgba(245, 158, 11, .07); border: 1px solid rgba(245, 158, 11, .21); }
.note.warn i { color: var(--warn); }
.note.danger { color: rgba(255, 220, 220, .8); background: rgba(255, 82, 82, .07); border: 1px solid rgba(255, 91, 91, .19); }
.note.danger i { color: var(--danger); }
.status-table { margin-top: 16px; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.status-row { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 14px; padding: 13px 14px; border-bottom: 1px solid var(--line); color: var(--fg-2); font-size: 13px; line-height: 1.5; }
.status-row:last-child { border-bottom: 0; }
.status-row b { color: var(--fg); font-family: "Geist Mono", monospace; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; }
.status-row .green { color: var(--good); }
.status-row .yellow { color: var(--warn); }
.inline-code { padding: 2px 6px; border-radius: 6px; color: var(--accent-2); background: rgba(59, 130, 246, .09); border: 1px solid rgba(59, 130, 246, .16); font-family: "Geist Mono", monospace; font-size: .88em; }
.setting-path { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; margin-top: 17px; padding: 13px 14px; border: 1px solid var(--accent-line); border-radius: 13px; color: var(--fg-2); background: var(--accent-soft); font: 500 11px/1.4 "Geist Mono", monospace; }
.setting-path i { color: var(--fg-3); font-size: 9px; }
.setting-path strong { color: var(--good); }
.compare-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 11px; margin-top: 16px; }
.compare-card { min-height: 142px; padding: 16px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255, 255, 255, .025); }
.compare-card.required { border-color: rgba(255, 112, 112, .19); background: rgba(255, 82, 82, .045); }
.compare-card h3 { margin: 14px 0 6px; }
.compare-card p { color: var(--fg-2); font-size: 12.5px; line-height: 1.55; }
.compare-state { display: inline-flex; align-items: center; gap: 6px; color: var(--accent-2); font: 600 9px/1 "Geist Mono", monospace; text-transform: uppercase; letter-spacing: .07em; }
.compare-card.required .compare-state { color: var(--danger); }
.bot-table { margin-top: 17px; overflow: hidden; border: 1px solid var(--line); border-radius: 14px; }
.bot-row { display: grid; grid-template-columns: 145px minmax(0, 1fr) minmax(0, 1fr); gap: 15px; padding: 14px; border-bottom: 1px solid var(--line); color: var(--fg-2); font-size: 12.5px; line-height: 1.5; }
.bot-row:last-child { border-bottom: 0; }
.bot-row > b { color: var(--fg); }
.bot-head { color: var(--fg-3); background: rgba(255, 255, 255, .025); font: 600 9px/1.3 "Geist Mono", monospace; text-transform: uppercase; letter-spacing: .08em; }
.bot-head > b { color: var(--fg-3); }
.subheading { margin-top: 22px; }
.level-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 11px; margin-top: 17px; }
.level-card { padding: 16px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255, 255, 255, .024); }
.level-card.featured { border-color: var(--accent-line); background: rgba(59, 130, 246, .055); }
.level-title { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 13px; }
.level-title span { color: var(--fg); font-size: 15px; font-weight: 650; }
.level-title strong { color: var(--accent-2); font: 600 9px/1 "Geist Mono", monospace; text-transform: uppercase; letter-spacing: .07em; }
.level-card ul { list-style: none; display: grid; gap: 7px; }
.level-card li { position: relative; padding-left: 13px; color: var(--fg-2); font-size: 11.5px; line-height: 1.45; }
.level-card li::before { content: ""; position: absolute; left: 0; top: .55em; width: 4px; height: 4px; border-radius: 50%; background: var(--accent-2); }
.perk-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 17px; }
.perk-card { display: grid; grid-template-columns: 35px minmax(0, 1fr); gap: 12px; min-height: 126px; padding: 16px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255, 255, 255, .025); }
.perk-card > i { width: 35px; height: 35px; display: grid; place-items: center; border-radius: 11px; color: var(--accent-2); background: var(--accent-soft); border: 1px solid var(--accent-line); }
.perk-card h3 { margin: 1px 0 5px; }
.perk-card p { color: var(--fg-2); font-size: 11.5px; line-height: 1.48; }
.perk-card > strong { grid-column: 2; align-self: end; color: var(--good); font: 600 10px/1 "Geist Mono", monospace; text-transform: uppercase; letter-spacing: .05em; }
.allocation-examples { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; margin-top: 17px; }
.allocation-examples > div { display: grid; gap: 5px; padding: 13px 14px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255, 255, 255, .022); }
.allocation-examples strong { color: var(--fg); font-size: 12px; }
.allocation-examples span { color: var(--fg-2); font-size: 11.5px; line-height: 1.45; }

.article-end { margin-top: 22px; padding: 22px; text-align: center; border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(12, 16, 24, .68); }
.article-end h2 { font-size: 18px; margin-bottom: 7px; }
.article-end p { color: var(--fg-2); font-size: 13px; line-height: 1.55; }
.article-end .actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 9px; margin-top: 15px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 18px; }
.guard-help-cta { display: grid; grid-template-columns: 44px minmax(0, 1fr) auto; align-items: center; gap: 13px; margin-top: 18px; padding: 15px; border: 1px solid rgba(96, 165, 250, .24); border-radius: 15px; background: linear-gradient(135deg, rgba(37, 99, 235, .13), rgba(12, 17, 27, .72)); }
.guard-help-cta-icon { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid rgba(96, 165, 250, .24); border-radius: 13px; color: #93c5fd; background: rgba(37, 99, 235, .17); }
.guard-help-cta-copy { display: grid; gap: 4px; min-width: 0; }
.guard-help-cta-copy strong { color: var(--fg); font-size: 14px; }
.guard-help-cta-copy small { color: var(--fg-2); font-size: 12px; line-height: 1.45; }
.guard-help-cta-actions { display: flex; align-items: center; gap: 11px; white-space: nowrap; }
.guard-help-cta-actions > a:not(.btn) { color: #93c5fd; font-size: 12px; font-weight: 650; text-decoration: none; }
.related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 28px; }
.related a { padding: 14px; text-decoration: none; border: 1px solid var(--line); border-radius: 13px; background: rgba(255, 255, 255, .025); }
.related b { display: block; font-size: 13px; margin-bottom: 5px; }
.related span { color: var(--fg-3); font-size: 11.5px; }

@media (max-width: 850px) {
  main { padding-top: 82px; }
  .navbar { top: 12px; width: 94%; padding: 0 16px; border-radius: 12px; }
  .navbar.scrolled { width: 88%; }
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .help-shell { padding-top: 38px; }
  .article-layout { grid-template-columns: 1fr; }
  .toc { display: none; }
  .mobile-toc {
    position: sticky;
    top: 82px;
    z-index: 90;
    display: block;
    margin: 0 0 18px;
    border: 1px solid rgba(81, 151, 255, .24);
    border-radius: 14px;
    background: rgba(10, 15, 24, .9);
    box-shadow: 0 14px 35px rgba(0, 0, 0, .3);
    backdrop-filter: blur(16px) saturate(140%);
    -webkit-backdrop-filter: blur(16px) saturate(140%);
  }
  .mobile-toc summary {
    min-height: 54px;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 11px;
    padding: 0 15px;
    list-style: none;
    cursor: pointer;
  }
  .mobile-toc summary::-webkit-details-marker { display: none; }
  .mobile-toc-label {
    color: var(--accent-2);
    font: 600 9px/1 "Geist Mono", monospace;
    text-transform: uppercase;
    letter-spacing: .1em;
  }
  .mobile-toc-current {
    min-width: 0;
    overflow: hidden;
    color: var(--fg);
    font-size: 13px;
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .mobile-toc summary i {
    color: var(--fg-3);
    font-size: 11px;
    transition: transform .2s ease, color .2s ease;
  }
  .mobile-toc[open] summary i {
    color: var(--accent-2);
    transform: rotate(180deg);
  }
  .mobile-toc-menu {
    max-height: min(48vh, 360px);
    display: grid;
    gap: 3px;
    padding: 6px 8px 9px;
    overflow-y: auto;
    border-top: 1px solid var(--line);
    overscroll-behavior: contain;
  }
  .mobile-toc-menu a {
    position: relative;
    display: block;
    padding: 10px 12px 10px 27px;
    border: 1px solid transparent;
    border-radius: 9px;
    color: var(--fg-2);
    text-decoration: none;
    font-size: 13px;
    line-height: 1.25;
  }
  .mobile-toc-menu a::before {
    content: "";
    position: absolute;
    left: 12px;
    top: 50%;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--fg-3);
    transform: translateY(-50%);
  }
  .mobile-toc-menu a.active,
  .mobile-toc-menu a[aria-current="location"] {
    color: #e7f1ff;
    border-color: rgba(82, 153, 255, .2);
    background: linear-gradient(90deg, rgba(59, 130, 246, .17), rgba(59, 130, 246, .045));
  }
  .mobile-toc-menu a.active::before,
  .mobile-toc-menu a[aria-current="location"]::before {
    background: var(--accent-2);
    box-shadow: 0 0 9px rgba(73, 145, 255, .7);
  }
  .guide-card { scroll-margin-top: 154px; }
}
@media (max-width: 620px) {
  .wrap { padding: 0 19px; }
  .help-shell { padding: 34px 0 76px; }
  .help-home .help-shell { padding: 30px 0 76px; }
  .mobile-toc { top: 80px; margin-bottom: 14px; }
  .hero { margin-bottom: 28px; }
  .hero h1 { font-size: 42px; }
  .hero p { font-size: 15px; }
  .help-home .hero { margin-bottom: 24px; }
  .help-home .hero h1 { font-size: 38px; }
  .help-home .hero p { font-size: 15px; }
  .hub-grid { grid-template-columns: 1fr; gap: 11px; }
  .guard-help-cta { grid-template-columns: 40px minmax(0, 1fr); padding: 13px; gap: 10px; }
  .guard-help-cta-icon { width: 40px; height: 40px; }
  .guard-help-cta-actions { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1fr) auto; }
  .hub-card { min-height: 126px; padding: 18px; }
  .guide-card { padding: 20px 18px; border-radius: 17px; }
  .status-row { grid-template-columns: 98px minmax(0, 1fr); gap: 10px; }
  .section-heading { display: block; }
  .device-chip { margin-top: 10px; }
  .compare-grid { grid-template-columns: 1fr; }
  .compare-card { min-height: 0; }
  .bot-row { grid-template-columns: 1fr; gap: 6px; padding: 15px; }
  .bot-row span:last-child { padding-top: 6px; border-top: 1px solid var(--line); }
  .bot-head { display: none; }
  .level-grid, .perk-grid, .allocation-examples { grid-template-columns: 1fr; }
  .level-card, .perk-card { min-height: 0; }
  .related { grid-template-columns: 1fr; }
}

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