/* roulang page: index */
:root {
  --bg: #070B16;
  --bg-2: #0E1730;
  --blue: #1D4ED8;
  --blue-2: #3B82F6;
  --glow: #60A5FA;
  --amber: #E7B98A;
  --glass: rgba(16, 28, 58, .72);
  --glass-2: rgba(12, 22, 48, .82);
  --line: rgba(147, 197, 253, .28);
  --text: #E8EEF9;
  --muted: #9AA8C7;
  --radius: 18px;
  --shadow: 0 0 0 1px rgba(96, 165, 250, .18), 0 18px 50px rgba(29, 78, 216, .16);
  --glow-btn: 0 0 0 1px rgba(96, 165, 250, .45), 0 0 28px rgba(59, 130, 246, .42);
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
  --serif: "Songti SC", "STSong", "SimSun", "Noto Serif SC", "Source Han Serif SC", serif;
  --mono: "SFMono-Regular", "Cascadia Mono", ui-monospace, monospace;
  --space: 88px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.8;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, .serif { font-family: var(--serif); font-weight: 600; line-height: 1.32; letter-spacing: .01em; }
h1 { font-size: clamp(2rem, 4vw, 3.35rem); margin: 0; }
h2 { font-size: clamp(1.45rem, 2.4vw, 2rem); margin: 0; }
h3 { font-size: 1.12rem; margin: 0; line-height: 1.35; }
p { margin: 0; }
::selection { background: rgba(59, 130, 246, .45); color: #fff; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }
.skip {
  position: absolute; left: 12px; top: -40px; z-index: 80;
  background: var(--blue); color: #fff; padding: 8px 14px; border-radius: 999px;
}
.skip:focus { top: 8px; }
.wrap { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.site-top { position: fixed; inset: 0 0 auto 0; z-index: 40; }
.announce {
  height: 36px; display: flex; align-items: center; justify-content: space-between;
  padding: 0 18px 0 0; background: #0a1224; border-bottom: 1px solid rgba(231, 185, 138, .28);
  color: var(--amber); font-size: 13px; letter-spacing: .04em;
}
.announce-line { width: 3px; height: 36px; background: var(--amber); box-shadow: 0 0 12px rgba(231, 185, 138, .7); flex: none; }
.announce-text { flex: 1; padding: 0 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.announce-close, .icon-btn, .menu-btn {
  width: 32px; height: 32px; border-radius: 999px; border: 1px solid transparent;
  background: transparent; color: var(--text); display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; transition: border-color .2s, background .2s, box-shadow .2s;
}
.announce-close:hover, .icon-btn:hover, .menu-btn:hover { border-color: var(--amber); background: rgba(231, 185, 138, .08); }
.mainnav {
  height: 72px; display: flex; align-items: center; gap: 18px;
  padding: 0 22px; background: rgba(7, 11, 22, .88); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
body { padding-top: 108px; }
body.announce-off { padding-top: 72px; }
body.announce-off .announce { display: none; }
.logo { display: flex; align-items: center; gap: 10px; min-width: 0; }
.logo-mark {
  width: 36px; height: 36px; flex: none; border-radius: 12px;
  border: 1px solid var(--line); background: rgba(29, 78, 216, .25);
  display: grid; place-items: center; box-shadow: 0 0 16px rgba(59, 130, 246, .35);
}
.logo-name { font-family: var(--serif); font-size: 15px; line-height: 1.25; max-width: 9.2em; }
.nav-cats { display: flex; align-items: center; gap: 6px; }
.nav-cats a {
  padding: 8px 12px; border-radius: 999px; color: var(--muted); font-size: 14px;
  border: 1px solid transparent; transition: color .2s, border-color .2s, background .2s;
}
.nav-cats a:hover { color: var(--text); border-color: var(--line); }
.nav-cats a.active { color: var(--text); background: rgba(59, 130, 246, .18); border-color: var(--line); }
.nav-search { flex: 1; display: flex; align-items: center; gap: 8px; min-width: 0; }
.nav-search input {
  width: 100%; height: 42px; border-radius: 999px; border: 1px solid var(--line);
  background: rgba(16, 28, 58, .55); color: var(--text); padding: 0 16px 0 40px;
  outline: none; transition: border-color .2s, box-shadow .2s;
}
.nav-search input::placeholder { color: #7f8eaf; }
.nav-search input:focus { border-color: var(--amber); box-shadow: 0 0 0 3px rgba(231, 185, 138, .15); }
.search-shell { position: relative; flex: 1; }
.search-shell svg { position: absolute; left: 14px; top: 12px; opacity: .8; }
.nav-tools { display: flex; align-items: center; gap: 6px; }
.tool {
  position: relative; width: 42px; height: 42px; border-radius: 999px; border: 1px solid var(--line);
  background: rgba(16, 28, 58, .45); color: var(--text); display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; transition: transform .2s, border-color .2s, box-shadow .2s;
}
.tool:hover { border-color: var(--glow); box-shadow: 0 0 16px rgba(96, 165, 250, .28); transform: translateY(-1px); }
.tool:active { transform: translateY(0); }
.tool .count {
  position: absolute; top: -4px; right: -4px; min-width: 18px; height: 18px; padding: 0 4px;
  border-radius: 999px; background: var(--amber); color: #1b140c; font-size: 11px; line-height: 18px; text-align: center;
  font-family: var(--mono);
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
  background: linear-gradient(180deg, #3B82F6, #1D4ED8); color: #fff; cursor: pointer;
  box-shadow: var(--glow-btn); transition: filter .2s, box-shadow .2s, transform .2s, border-color .2s;
  font-size: 14px; white-space: nowrap;
}
.btn:hover { filter: brightness(1.12); border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber), 0 0 28px rgba(96, 165, 250, .55); }
.btn:active { filter: brightness(.94); box-shadow: 0 0 0 1px rgba(96, 165, 250, .3), 0 0 10px rgba(59, 130, 246, .25); transform: translateY(1px); }
.btn.ghost {
  background: rgba(16, 28, 58, .4); color: var(--text); box-shadow: none; border-color: var(--line);
}
.btn.ghost:hover { border-color: var(--amber); filter: none; background: rgba(29, 78, 216, .25); }
.menu-btn, .icon-search { display: none; }
.drawer, .sheet {
  position: fixed; z-index: 50; background: rgba(8, 14, 30, .96); backdrop-filter: blur(18px);
  border: 1px solid var(--line); box-shadow: var(--shadow);
}
.drawer {
  top: 0; right: 0; height: 100%; width: min(360px, 88vw); padding: 22px;
  transform: translateX(104%); transition: transform .28s ease; display: flex; flex-direction: column; gap: 14px;
}
.drawer.open { transform: translateX(0); }
.sheet {
  left: 50%; bottom: 18px; width: min(440px, calc(100% - 24px)); border-radius: 20px; padding: 16px;
  transform: translate(-50%, 130%); transition: transform .28s ease;
}
.sheet.open { transform: translate(-50%, 0); }
.drawer a, .sheet a { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px solid rgba(147, 197, 253, .14); color: var(--text); }
.mask { position: fixed; inset: 0; background: rgba(2, 6, 16, .55); z-index: 45; opacity: 0; pointer-events: none; transition: opacity .2s; }
.mask.show { opacity: 1; pointer-events: auto; }
main { display: block; }
.band { position: relative; padding: var(--space) 0; }
.band-alt { background: linear-gradient(180deg, rgba(14, 23, 48, .92), rgba(7, 11, 22, .2) 90%); }
.band-head { display: flex; justify-content: space-between; gap: 28px; align-items: flex-end; margin-bottom: 28px; }
.band-head p, .lead { color: var(--muted); max-width: 68ch; }
.kicker { color: var(--amber); font-size: 12px; letter-spacing: .16em; margin-bottom: 8px; }
.board { overflow: hidden; }
.board-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse at 12% 18%, rgba(59, 130, 246, .2), transparent 42%),
    radial-gradient(ellipse at 86% 8%, rgba(231, 185, 138, .13), transparent 34%),
    radial-gradient(ellipse at 74% 86%, rgba(29, 78, 216, .18), transparent 42%);
}
.sub { margin-top: 12px; color: var(--glow); font-size: 15px; }
.intro { margin-top: 16px; max-width: 74ch; color: var(--muted); }
.metrics { margin-top: 34px; display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.metric, .glass, .scene, .cmp, .node, .step, .news-main, .news-item, .spec-card, .guard, .qa-item, .faq-item, .path a, .form-card, .topic, .matrix-card {
  background: var(--glass); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); backdrop-filter: blur(14px);
}
.metric { padding: 16px 14px 14px; min-height: 112px; }
.metric b {
  display: block; font-family: var(--mono); font-size: 1.55rem; font-weight: 560; letter-spacing: -.03em; color: #fff;
}
.metric span { display: block; color: var(--amber); font-size: 12px; margin-top: 2px; }
.metric em { display: block; margin-top: 8px; font-style: normal; color: var(--muted); font-size: 12px; }
.topic-grid { display: grid; grid-template-columns: 1.35fr .8fr; gap: 16px; }
.topic { min-height: 180px; padding: 22px; display: flex; flex-direction: column; justify-content: space-between; position: relative; overflow: hidden; transition: transform .2s, border-color .2s; }
.topic:hover { transform: translateY(-3px); border-color: rgba(231, 185, 138, .7); }
.topic strong { font-family: var(--serif); font-size: 1.7rem; line-height: 1.3; }
.topic .num { font-family: var(--mono); font-size: 2rem; color: var(--glow); }
.topic .num small { font-family: var(--sans); font-size: 14px; color: var(--amber); margin-left: 6px; }
.matrix { display: grid; grid-template-columns: repeat(12, 1fr); gap: 14px; }
.matrix-card { padding: 20px; min-height: 168px; display: flex; flex-direction: column; gap: 12px; transition: transform .2s, border-color .2s; }
.matrix-card:hover { transform: translateY(-3px); border-color: rgba(96, 165, 250, .7); }
.m1 { grid-column: span 7; }
.m2 { grid-column: span 5; }
.m3 { grid-column: span 4; }
.m4 { grid-column: span 5; }
.m5 { grid-column: span 3; }
.ico {
  width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(59, 130, 246, .18); border: 1px solid var(--line); color: var(--glow);
}
.matrix-card p, .scene p, .node p, .step p, .guard p, .news-item p, .news-main p { color: var(--muted); font-size: 14px; line-height: 1.75; }
.scenes { display: flex; flex-direction: column; gap: 12px; }
.scene { display: grid; grid-template-columns: 160px 1fr auto; gap: 18px; align-items: center; padding: 16px 18px; }
.scene .tag { color: var(--amber); font-size: 13px; }
.badge, .pill {
  display: inline-flex; align-items: center; height: 26px; padding: 0 10px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--glow); font-size: 12px; background: rgba(29, 78, 216, .18);
}
.badge.amber { color: var(--amber); border-color: rgba(231, 185, 138, .45); background: rgba(231, 185, 138, .08); }
.compare { display: grid; grid-template-columns: 180px 1fr 1fr; gap: 10px 14px; align-items: stretch; }
.cmp { padding: 14px 16px; }
.cmp.head { background: rgba(29, 78, 216, .28); }
.cmp .bar { margin-top: 10px; height: 6px; border-radius: 999px; background: rgba(147, 197, 253, .15); overflow: hidden; }
.cmp .bar i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #1D4ED8, #60A5FA); box-shadow: 0 0 12px rgba(96, 165, 250, .7); }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before {
  content: ""; position: absolute; left: 6%; right: 6%; top: 28px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--glow), var(--amber), transparent);
}
.node { padding: 18px; min-height: 210px; position: relative; display: flex; flex-direction: column; gap: 8px; transition: border-color .2s, transform .2s; }
.node:hover { border-color: var(--amber); transform: translateY(-3px); }
.dot {
  width: 14px; height: 14px; border-radius: 50%; background: var(--blue-2);
  box-shadow: 0 0 0 4px rgba(96, 165, 250, .18), 0 0 16px var(--glow); margin-bottom: 8px;
}
.steps { display: flex; flex-direction: column; gap: 0; position: relative; max-width: 860px; }
.steps::before { content: ""; position: absolute; left: 18px; top: 12px; bottom: 12px; width: 1px; background: linear-gradient(var(--glow), rgba(96, 165, 250, .05)); }
.step { margin: 0 0 14px 42px; padding: 16px 18px; position: relative; }
.step .dot { position: absolute; left: -33px; top: 20px; }
.news { display: grid; grid-template-columns: 1.4fr .8fr; gap: 16px; }
.news-main { padding: 18px; display: flex; flex-direction: column; gap: 12px; min-height: 100%; }
.cover {
  height: 210px; border-radius: 14px; border: 1px solid var(--line); position: relative; overflow: hidden;
  background:
    linear-gradient(115deg, rgba(7, 11, 22, .2), rgba(7, 11, 22, .55)),
    radial-gradient(circle at 20% 30%, rgba(59, 130, 246, .55), transparent 42%),
    radial-gradient(circle at 80% 70%, rgba(231, 185, 138, .35), transparent 36%),
    #101a33;
}
.cover::after { content: ""; position: absolute; left: 0; right: 0; bottom: 18px; height: 1px; background: linear-gradient(90deg, transparent, var(--amber), transparent); }
.news-side { display: flex; flex-direction: column; gap: 10px; }
.news-item { padding: 14px 14px 12px; display: block; transition: border-color .2s; }
.news-item:hover, .news-main:hover { border-color: rgba(231, 185, 138, .65); }
.more { margin-top: 16px; display: flex; justify-content: flex-end; }
.spec-table { width: 100%; border-collapse: separate; border-spacing: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: var(--glass); }
.spec-table th, .spec-table td { text-align: left; padding: 14px 16px; border-bottom: 1px solid rgba(147, 197, 253, .14); vertical-align: top; }
.spec-table th { color: var(--amber); font-weight: 560; font-size: 13px; background: rgba(29, 78, 216, .18); }
.spec-table tr:last-child td { border-bottom: 0; }
.guards { display: grid; grid-template-columns: 1.2fr .8fr .9fr 1.1fr; gap: 12px; }
.guard { padding: 16px; display: flex; gap: 12px; align-items: flex-start; }
.qa-list { display: flex; flex-wrap: wrap; gap: 12px; }
.qa-item { flex: 1 1 300px; padding: 0; overflow: hidden; }
.qa-item.open { flex-basis: 100%; }
.qa-item button, .faq-item button {
  width: 100%; text-align: left; background: transparent; border: 0; color: var(--text);
  padding: 14px 16px; cursor: pointer; display: flex; justify-content: space-between; gap: 12px; align-items: center;
}
.qa-item button:hover, .faq-item button:hover { color: var(--glow); }
.qa-a, .faq-a { color: var(--muted); padding: 0 16px 14px; display: none; }
.qa-item.open .qa-a, .faq-item.open .faq-a { display: block; }
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item { overflow: hidden; }
.path { display: flex; flex-wrap: wrap; gap: 10px; }
.path a { padding: 10px 14px; border-radius: 999px; color: var(--muted); transition: color .2s, border-color .2s; }
.path a:hover { color: var(--text); border-color: var(--amber); }
.form-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: start; }
.form-card { padding: 18px; max-width: 640px; }
label { display: block; font-size: 13px; color: var(--muted); margin: 10px 0 6px; }
input[type="text"], select {
  width: 100%; height: 44px; border-radius: 12px; border: 1px solid var(--line);
  background: rgba(7, 11, 22, .45); padding: 0 12px; outline: none;
}
input[type="text"]:focus, select:focus { border-color: var(--amber); box-shadow: 0 0 0 3px rgba(231, 185, 138, .14); }
.form-status { margin-top: 12px; color: var(--amber); min-height: 1.5em; }
.form-card .btn { width: 100%; margin-top: 14px; }
.foot { padding: 56px 0 28px; border-top: 1px solid var(--line); background: #080e1c; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .7fr .9fr; gap: 24px; }
.foot a { color: var(--muted); display: inline-block; padding: 4px 0; }
.foot a:hover { color: var(--text); }
.legal { font-size: 13px; color: var(--muted); }
.copy { margin-top: 28px; padding-top: 16px; border-top: 1px solid rgba(147, 197, 253, .14); color: var(--muted); font-size: 13px; }
.chev { color: var(--amber); font-family: var(--mono); }
@media (max-width: 1023px) {
  :root { --space: 64px; }
  .metrics { grid-template-columns: repeat(3, 1fr); }
  .m1 { grid-column: span 12; }
  .m2, .m3 { grid-column: span 6; }
  .m4 { grid-column: span 7; }
  .m5 { grid-column: span 5; }
  .topic-grid, .news, .form-layout, .foot-grid { grid-template-columns: 1fr; }
  .guards { grid-template-columns: 1fr 1fr; }
  .timeline { grid-template-columns: 1fr 1fr; }
  .timeline::before { display: none; }
  .compare { grid-template-columns: 1fr 1fr; }
  .compare .rowlabel { grid-column: 1 / -1; }
  .scene { grid-template-columns: 1fr; gap: 6px; }
}
@media (max-width: 639px) {
  :root { --space: 48px; }
  .wrap { width: min(1180px, calc(100% - 28px)); }
  .nav-cats, .nav-search, .nav-tools, .nav-cta { display: none; }
  .menu-btn, .icon-search { display: inline-flex; }
  .mainnav { justify-content: space-between; padding: 0 12px; }
  .nav-search.mobile-open {
    display: flex; position: absolute; left: 12px; right: 12px; top: 116px; z-index: 42;
  }
  body.announce-off .nav-search.mobile-open { top: 80px; }
  .metrics, .guards, .timeline, .compare { grid-template-columns: 1fr; }
  .m2, .m3, .m4, .m5 { grid-column: span 12; }
  .announce-text { font-size: 12px; }
  .logo-name { font-size: 13px; max-width: 8em; }
}
@media (max-width: 520px) {
  .metrics { grid-template-columns: 1fr 1fr; }
  .spec-table thead { display: none; }
  .spec-table, .spec-table tbody, .spec-table tr, .spec-table td { display: block; width: 100%; }
  .spec-table tr { padding: 8px 0; border-bottom: 1px solid rgba(147, 197, 253, .14); }
  .spec-table td { border: 0; display: flex; justify-content: space-between; gap: 12px; padding: 6px 14px; }
  .spec-table td::before { content: attr(data-label); color: var(--amber); flex: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}

/* roulang page: category1 */
:root {
 --bg: #070B16;
 --bg-2: #0E1730;
 --blue: #1D4ED8;
 --blue-2: #3B82F6;
 --glow: #60A5FA;
 --amber: #E7B98A;
 --glass: rgba(16, 28, 58, .72);
 --glass-2: rgba(12, 22, 48, .82);
 --line: rgba(147, 197, 253, .28);
 --text: #E8EEF9;
 --muted: #9AA8C7;
 --radius: 18px;
 --shadow: 0 0 0 1px rgba(96, 165, 250, .18), 0 18px 50px rgba(29, 78, 216, .16);
 --glow-btn: 0 0 0 1px rgba(96, 165, 250, .45), 0 0 28px rgba(59, 130, 246, .42);
 --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
 --serif: "Songti SC", "STSong", "SimSun", "Noto Serif SC", "Source Han Serif SC", serif;
 --mono: "SFMono-Regular", "Cascadia Mono", ui-monospace, monospace;
 --space: 88px;
}
:root { --space: 64px; }
:root { --space: 48px; }
:root {
 --bg: #070B16;
 --bg-2: #0E1730;
 --blue: #1D4ED8;
 --blue-2: #3B82F6;
 --glow: #60A5FA;
 --amber: #E7B98A;
 --glass: rgba(16, 28, 58, .72);
 --glass-2: rgba(12, 22, 48, .82);
 --line: rgba(147, 197, 253, .28);
 --text: #E8EEF9;
 --muted: #9AA8C7;
 --radius: 18px;
 --shadow: 0 0 0 1px rgba(96, 165, 250, .18), 0 18px 50px rgba(29, 78, 216, .16);
 --glow-btn: 0 0 0 1px rgba(96, 165, 250, .45), 0 0 28px rgba(59, 130, 246, .42);
 --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
 --serif: "Songti SC", "STSong", "SimSun", "Noto Serif SC", "Source Han Serif SC", serif;
 --mono: "SFMono-Regular", "Cascadia Mono", ui-monospace, monospace;
 --space: 88px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 background: var(--bg);
 color: var(--text);
 font-family: var(--sans);
 font-size: 16px;
 line-height: 1.8;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
.announce {
 position: fixed; top: 0; left: 0; right: 0; z-index: 60; height: 36px;
 display: flex; align-items: center; gap: 12px; padding: 0 16px 0 18px;
 background: #0B1224; border-bottom: 1px solid rgba(231, 185, 138, .28);
 color: var(--text); font-size: 13px; line-height: 36px;
}
.announce p { margin: 0; flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.announce-line { width: 3px; height: 16px; border-radius: 999px; background: var(--amber); flex: none; box-shadow: 0 0 10px rgba(231, 185, 138, .7); }
.announce-close, .icon-btn, .menu-btn {
 width: 32px; height: 32px; border-radius: 999px; border: 1px solid transparent;
 background: transparent; color: var(--text); display: inline-flex; align-items: center; justify-content: center;
 cursor: pointer; transition: border-color .2s, background .2s, box-shadow .2s;
}
.announce-close:hover, .icon-btn:hover, .menu-btn:hover { border-color: var(--amber); background: rgba(231, 185, 138, .08); }
.mainnav {
 position: fixed; top: 36px; left: 0; right: 0; z-index: 50;
 height: 72px; display: flex; align-items: center; gap: 18px;
 padding: 0 22px; background: rgba(7, 11, 22, .88); backdrop-filter: blur(16px);
 border-bottom: 1px solid var(--line);
}
body { padding-top: 108px; }
body.announce-off { padding-top: 72px; }
body.announce-off .announce { display: none; }
body.announce-off .mainnav { top: 0; }
.logo { display: flex; align-items: center; gap: 10px; min-width: 0; }
.logo-mark {
 width: 36px; height: 36px; flex: none; border-radius: 12px;
 border: 1px solid var(--line); background: rgba(29, 78, 216, .25);
 display: grid; place-items: center; box-shadow: 0 0 16px rgba(59, 130, 246, .35);
}
.logo-name { font-family: var(--serif); font-size: 15px; line-height: 1.25; max-width: 9.2em; }
.nav-cats { display: flex; align-items: center; gap: 6px; }
.nav-cats a {
 padding: 8px 12px; border-radius: 999px; color: var(--muted); font-size: 14px;
 border: 1px solid transparent; transition: color .2s, border-color .2s, background .2s;
}
.nav-cats a:hover { color: var(--text); border-color: var(--line); }
.nav-cats a.active { color: var(--text); background: rgba(59, 130, 246, .18); border-color: var(--line); }
.nav-search { flex: 1; display: flex; align-items: center; gap: 8px; min-width: 0; }
.nav-search input, .search-shell input {
 width: 100%; height: 42px; border-radius: 999px; border: 1px solid var(--line);
 background: rgba(16, 28, 58, .55); color: var(--text); padding: 0 16px 0 40px;
 outline: none; transition: border-color .2s, box-shadow .2s;
}
.nav-search input::placeholder, .search-shell input::placeholder { color: #7f8eaf; }
.nav-search input:focus, .search-shell input:focus { border-color: var(--amber); box-shadow: 0 0 0 3px rgba(231, 185, 138, .15); }
.search-shell { position: relative; flex: 1; }
.search-shell svg { position: absolute; left: 14px; top: 12px; opacity: .8; }
.nav-tools { display: flex; align-items: center; gap: 6px; }
.btn {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 height: 44px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
 background: linear-gradient(180deg, #3B82F6, #1D4ED8); color: #fff; cursor: pointer;
 box-shadow: var(--glow-btn); transition: filter .2s, box-shadow .2s, transform .2s, border-color .2s;
 font-size: 14px; white-space: nowrap;
}
.btn:hover { filter: brightness(1.12); border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber), 0 0 28px rgba(96, 165, 250, .55); }
.btn:active { filter: brightness(.94); box-shadow: 0 0 0 1px rgba(96, 165, 250, .3), 0 0 10px rgba(59, 130, 246, .25); transform: translateY(1px); }
.btn.ghost {
 background: rgba(16, 28, 58, .4); color: var(--text); box-shadow: none; border-color: var(--line);
}
.btn.ghost:hover { border-color: var(--amber); filter: none; background: rgba(29, 78, 216, .25); }
.menu-btn, .icon-search { display: none; }
.drawer, .sheet {
 position: fixed; z-index: 70; background: rgba(8, 14, 30, .96); backdrop-filter: blur(18px);
 border: 1px solid var(--line); box-shadow: var(--shadow);
}
.drawer {
 top: 0; right: 0; height: 100%; width: min(360px, 88vw); padding: 22px;
 transform: translateX(104%); transition: transform .28s ease; display: flex; flex-direction: column; gap: 14px;
}
.drawer.open { transform: translateX(0); }
.drawer a, .sheet a { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px solid rgba(147, 197, 253, .14); color: var(--text); }
.drawer .btn { width: 100%; margin-top: 8px; }
.mask { position: fixed; inset: 0; background: rgba(2, 6, 16, .55); z-index: 65; opacity: 0; pointer-events: none; transition: opacity .2s; }
.mask.show { opacity: 1; pointer-events: auto; }
.sheet { top: 112px; right: 22px; width: min(360px, calc(100vw - 24px)); border-radius: 18px; padding: 16px 18px 8px; display: none; }
.sheet.open { display: block; }
.sheet h2 { font-family: var(--serif); font-size: 18px; margin: 0 0 6px; line-height: 1.35; }
.sheet p { margin: 0; color: var(--muted); font-size: 13px; }
main { display: block; }
.wrap { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.band { padding: var(--space) 0; position: relative; }
.band.alt { background: linear-gradient(180deg, rgba(14, 23, 48, .92), rgba(7, 11, 22, .2) 70%); }
.band-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 28px; }
.band-head h2, .catalog-copy h1 { font-family: var(--serif); font-weight: 500; letter-spacing: .02em; line-height: 1.32; margin: 0; }
.band-head h2 { font-size: 32px; }
.band-head p, .lead { color: var(--muted); max-width: 68ch; margin: 8px 0 0; }
.catalog-head {
 background-color: #0c1428;
 background-image:
  linear-gradient(rgba(96, 165, 250, .06) 1px, transparent 1px),
  linear-gradient(90deg, rgba(96, 165, 250, .06) 1px, transparent 1px);
 background-size: 28px 28px;
 border-bottom: 1px solid rgba(147, 197, 253, .12);
}
.catalog-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; align-items: end; }
.catalog-copy h1 { font-size: clamp(34px, 4vw, 52px); max-width: 10em; }
.kicker { color: var(--amber); font-size: 13px; letter-spacing: .08em; margin: 0 0 10px; }
.filter-card, .type-card, .rule, .density, .article-link, .spec-card, .faq-item, .back-bar, .glass {
 background: var(--glass); border: 1px solid var(--line); border-radius: var(--radius);
 box-shadow: var(--shadow); backdrop-filter: blur(14px);
}
.filter-card { padding: 18px; display: grid; gap: 12px; }
.filter-card label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.filter-card select {
 height: 42px; border-radius: 999px; border: 1px solid var(--line);
 background: rgba(7, 11, 22, .55); color: var(--text); padding: 0 14px;
}
.filter-card select:focus { border-color: var(--amber); box-shadow: 0 0 0 3px rgba(231, 185, 138, .15); outline: none; }
.filter-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.type-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.type-card { padding: 20px; min-height: 176px; display: flex; flex-direction: column; gap: 8px; transition: transform .2s, border-color .2s, box-shadow .2s; }
.type-card:hover { transform: translateY(-3px); border-color: rgba(96, 165, 250, .7); box-shadow: 0 0 0 1px rgba(96, 165, 250, .35), 0 16px 40px rgba(29, 78, 216, .22); }
.type-card.hidden { display: none; }
.type-card h3 { margin: 0; font-family: var(--serif); font-size: 24px; line-height: 1.3; font-weight: 500; }
.type-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
.type-top { display: flex; justify-content: space-between; gap: 10px; align-items: flex-start; }
.count { font-family: var(--mono); font-size: 28px; color: var(--amber); letter-spacing: .02em; line-height: 1.2; }
.count small { font-family: var(--sans); font-size: 13px; color: var(--muted); margin-left: 6px; }
.card-link { margin-top: auto; color: var(--glow); font-size: 14px; }
.card-link:hover { color: var(--amber); }
.s7 { grid-column: span 7; }
.s5 { grid-column: span 5; }
.s4 { grid-column: span 4; }
.s8 { grid-column: span 8; }
.s3 { grid-column: span 3; }
.s6 { grid-column: span 6; }
.more-row { display: flex; justify-content: flex-end; margin-top: 22px; }
.empty { margin: 18px 0 0; color: var(--muted); display: none; }
.empty.show { display: block; }
.rule-list { display: grid; gap: 12px; }
.rule { display: grid; grid-template-columns: 92px 1fr; gap: 16px; align-items: center; padding: 16px 18px; }
.rule b { font-family: var(--serif); font-size: 18px; font-weight: 500; }
.rule span { color: var(--muted); }
.density-row { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 14px; }
.density { padding: 18px 20px; display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.density strong { font-family: var(--mono); font-size: 30px; color: var(--glow); font-weight: 500; }
.density em { font-style: normal; color: var(--amber); font-size: 13px; }
.article-list { display: grid; gap: 10px; }
.article-link { display: grid; grid-template-columns: 88px 1fr auto; gap: 16px; align-items: center; padding: 16px 18px; transition: border-color .2s, transform .2s; }
.article-link:hover { border-color: var(--amber); transform: translateX(3px); }
.article-link b { font-weight: 500; }
.article-link span, .article-link small { color: var(--muted); }
.spec-table { display: grid; gap: 10px; }
.spec-row { display: grid; grid-template-columns: 1.1fr .9fr 1.2fr 1.4fr; gap: 8px; padding: 14px 16px; }
.spec-row.head { background: transparent; border: none; box-shadow: none; color: var(--amber); font-size: 13px; padding-bottom: 0; }
.faq-list { display: grid; gap: 10px; }
.faq-item { overflow: hidden; }
.faq-item button {
 width: 100%; text-align: left; background: transparent; border: 0; color: var(--text);
 padding: 16px 18px; display: flex; justify-content: space-between; gap: 12px; font-size: 16px;
}
.faq-item button i { font-style: normal; color: var(--glow); }
.faq-item .a { display: none; padding: 0 18px 16px; color: var(--muted); }
.faq-item.open .a { display: block; }
.faq-item.open { border-color: rgba(231, 185, 138, .55); }
.back-bar { padding: 18px; display: flex; justify-content: space-between; gap: 16px; align-items: center; flex-wrap: wrap; }
.anchor-row { display: flex; flex-wrap: wrap; gap: 8px; }
.anchor-row a { height: 34px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--line); display: inline-flex; align-items: center; color: var(--muted); font-size: 13px; }
.anchor-row a:hover { color: var(--text); border-color: var(--amber); }
.badge, .pill {
 display: inline-flex; align-items: center; height: 26px; padding: 0 10px; border-radius: 999px;
 border: 1px solid var(--line); color: var(--glow); font-size: 12px; background: rgba(29, 78, 216, .18);
}
.badge.amber { color: var(--amber); border-color: rgba(231, 185, 138, .45); background: rgba(231, 185, 138, .08); }
.foot { border-top: 1px solid var(--line); padding: 48px 0 28px; background: #080d1b; margin-top: 10px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.foot h2 { font-size: 16px; margin: 0 0 8px; font-weight: 500; }
.foot a { color: var(--muted); }
.foot a:hover { color: var(--text); }
.legal { color: var(--muted); font-size: 14px; line-height: 1.8; }
.copy { color: #7f8eaf; font-size: 13px; margin: 28px 0 0; padding-top: 16px; border-top: 1px solid rgba(147, 197, 253, .14); }
@media (max-width: 1023px) {
 :root { --space: 56px; }
 .catalog-layout, .density-row, .foot-grid { grid-template-columns: 1fr 1fr; }
 .catalog-copy { grid-column: 1 / -1; }
 .type-grid { grid-template-columns: 1fr 1fr; }
 .s7, .s5, .s4, .s8, .s3, .s6 { grid-column: span 1; }
 .s7, .s8 { grid-column: span 2; }
 .spec-row { grid-template-columns: 1fr 1fr; }
 .band-head { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 639px) {
 :root { --space: 44px; }
 .nav-cats, .nav-search, .nav-tools .icon-btn, .nav-tools .btn.desk { display: none; }
 .icon-search, .menu-btn { display: inline-flex; }
 .mainnav { padding: 0 14px; gap: 10px; }
 .catalog-layout, .density-row, .foot-grid, .filter-row, .type-grid, .rule, .article-link, .spec-row { grid-template-columns: 1fr; }
 .s7, .s8, .s5, .s4, .s3, .s6 { grid-column: span 1; }
 .band-head h2 { font-size: 26px; }
 .back-bar { align-items: flex-start; }
 .logo-name { max-width: 8em; }
}

/* roulang page: category2 */
:root {
 --bg: #070B16;
 --bg-2: #0E1730;
 --blue: #1D4ED8;
 --blue-2: #3B82F6;
 --glow: #60A5FA;
 --amber: #E7B98A;
 --glass: rgba(16, 28, 58, .72);
 --glass-2: rgba(12, 22, 48, .82);
 --line: rgba(147, 197, 253, .28);
 --text: #E8EEF9;
 --muted: #9AA8C7;
 --radius: 18px;
 --shadow: 0 0 0 1px rgba(96, 165, 250, .18), 0 18px 50px rgba(29, 78, 216, .16);
 --glow-btn: 0 0 0 1px rgba(96, 165, 250, .45), 0 0 28px rgba(59, 130, 246, .42);
 --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
 --serif: "Songti SC", "STSong", "SimSun", "Noto Serif SC", "Source Han Serif SC", serif;
 --mono: "SFMono-Regular", "Cascadia Mono", ui-monospace, monospace;
 --space: 88px;
}
html { scroll-behavior: smooth; }
body {
 margin: 0;
 background: radial-gradient(900px 420px at 80% -10%, rgba(59, 130, 246, .18), transparent 60%), var(--bg);
 color: var(--text);
 font-family: var(--sans);
 font-size: 16px;
 line-height: 1.8;
 text-rendering: optimizeLegibility;
 padding-top: 108px;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
.site-top { position: fixed; top: 0; left: 0; right: 0; z-index: 40; }
.announce {
 height: 36px; display: flex; align-items: center; gap: 12px;
 padding: 0 22px; background: #0a1022; color: var(--amber); font-size: 13px;
 border-bottom: 1px solid rgba(231, 185, 138, .25); border-left: 3px solid var(--amber);
}
.announce p { margin: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 1; }
.announce-close, .icon-btn, .menu-btn {
 width: 32px; height: 32px; border-radius: 999px; border: 1px solid transparent;
 background: transparent; color: var(--text); display: inline-flex; align-items: center; justify-content: center;
 cursor: pointer; transition: border-color .2s, background .2s, box-shadow .2s;
}
.announce-close:hover, .icon-btn:hover, .menu-btn:hover { border-color: var(--amber); background: rgba(231, 185, 138, .08); }
.mainnav {
 height: 72px; display: flex; align-items: center; gap: 18px;
 padding: 0 22px; background: rgba(7, 11, 22, .88); backdrop-filter: blur(16px);
 border-bottom: 1px solid var(--line);
}
body.announce-off { padding-top: 72px; }
body.announce-off .announce { display: none; }
.logo { display: flex; align-items: center; gap: 10px; min-width: 0; }
.logo-mark {
 width: 36px; height: 36px; flex: none; border-radius: 12px;
 border: 1px solid var(--line); background: rgba(29, 78, 216, .25);
 display: grid; place-items: center; box-shadow: 0 0 16px rgba(59, 130, 246, .35);
}
.logo-name { font-family: var(--serif); font-size: 15px; line-height: 1.25; max-width: 9.2em; }
.nav-cats { display: flex; align-items: center; gap: 6px; }
.nav-cats a {
 padding: 8px 12px; border-radius: 999px; color: var(--muted); font-size: 14px;
 border: 1px solid transparent; transition: color .2s, border-color .2s, background .2s;
}
.nav-cats a:hover { color: var(--text); border-color: var(--line); }
.nav-cats a.active { color: var(--text); background: rgba(59, 130, 246, .18); border-color: var(--line); }
.nav-search { flex: 1; display: flex; align-items: center; gap: 8px; min-width: 0; }
.nav-search input {
 width: 100%; height: 42px; border-radius: 999px; border: 1px solid var(--line);
 background: rgba(16, 28, 58, .55); color: var(--text); padding: 0 16px 0 40px;
 outline: none; transition: border-color .2s, box-shadow .2s;
}
.nav-search input::placeholder { color: #7f8eaf; }
.nav-search input:focus { border-color: var(--amber); box-shadow: 0 0 0 3px rgba(231, 185, 138, .15); }
.search-shell { position: relative; flex: 1; }
.search-shell svg { position: absolute; left: 14px; top: 12px; opacity: .8; }
.nav-tools { display: flex; align-items: center; gap: 6px; }
body .btn {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 height: 44px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
 background: linear-gradient(180deg, #3B82F6, #1D4ED8); color: #fff; cursor: pointer;
 box-shadow: var(--glow-btn); transition: filter .2s, box-shadow .2s, transform .2s, border-color .2s;
 font-size: 14px; white-space: nowrap;
}
body .btn:hover { filter: brightness(1.12); border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber), 0 0 28px rgba(96, 165, 250, .55); }
body .btn:active { filter: brightness(.94); box-shadow: 0 0 0 1px rgba(96, 165, 250, .3), 0 0 10px rgba(59, 130, 246, .25); transform: translateY(1px); }
body .btn.ghost {
 background: rgba(16, 28, 58, .4); color: var(--text); box-shadow: none; border-color: var(--line);
}
body .btn.ghost:hover { border-color: var(--amber); filter: none; background: rgba(29, 78, 216, .25); }
.menu-btn, .icon-search { display: none; }
.drawer, .sheet {
 position: fixed; z-index: 50; background: rgba(8, 14, 30, .96); backdrop-filter: blur(18px);
 border: 1px solid var(--line); box-shadow: var(--shadow);
}
.drawer {
 top: 0; right: 0; height: 100%; width: min(360px, 88vw); padding: 22px;
 transform: translateX(104%); transition: transform .28s ease; display: flex; flex-direction: column; gap: 14px;
}
.drawer.open { transform: translateX(0); }
.drawer a, .sheet a { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px solid rgba(147, 197, 253, .14); color: var(--text); }
.mask { position: fixed; inset: 0; background: rgba(0, 0, 0, .45); z-index: 45; display: none; }
.mask.show { display: block; }
.sheet {
 left: 50%; top: 88px; width: min(420px, calc(100% - 24px)); transform: translateX(-50%);
 border-radius: var(--radius); padding: 18px 18px 8px; display: none;
}
.sheet.open { display: block; }
.wrap { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
main { display: block; }
.band { padding: var(--space) 0; position: relative; }
.band.alt { background: linear-gradient(180deg, rgba(14, 23, 48, .72), rgba(7, 11, 22, .2)); }
.band-head { display: flex; justify-content: space-between; gap: 24px; align-items: flex-end; margin-bottom: 28px; }
.band-head h2, .page-h h1 { font-family: var(--serif); font-weight: 500; letter-spacing: .04em; line-height: 1.3; margin: 0; }
.band-head h2 { font-size: 30px; }
.band-head p, .lead { color: var(--muted); max-width: 68ch; margin: 8px 0 0; }
.page-h {
 padding: 54px 0 18px;
 background-image: linear-gradient(rgba(147, 197, 253, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(147, 197, 253, .05) 1px, transparent 1px);
 background-size: 28px 28px;
 border-bottom: 1px solid rgba(147, 197, 253, .12);
}
.page-h .wrap { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; }
.page-h h1 { font-size: 42px; max-width: 12em; }
.time-chip { text-align: right; }
.time-chip span { display: block; color: var(--muted); font-size: 13px; }
.time-chip strong { font-family: var(--mono); color: var(--amber); font-size: 22px; font-weight: 500; }
.glass, .cmp, .note, .qa-item, .form-card, .read-card, .guard {
 background: var(--glass); border: 1px solid var(--line); border-radius: var(--radius);
 box-shadow: var(--shadow); backdrop-filter: blur(14px);
}
.badge, .pill {
 display: inline-flex; align-items: center; height: 26px; padding: 0 10px; border-radius: 999px;
 border: 1px solid var(--line); color: var(--glow); font-size: 12px; background: rgba(29, 78, 216, .18);
}
.badge.amber { color: var(--amber); border-color: rgba(231, 185, 138, .45); background: rgba(231, 185, 138, .08); }
.update-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.update-row {
 display: grid; grid-template-columns: 148px 92px 1fr auto; gap: 16px; align-items: center;
 padding: 16px 18px; background: var(--glass); border: 1px solid var(--line); border-radius: 16px;
 transition: border-color .2s, transform .2s;
}
.update-row:hover { border-color: rgba(96, 165, 250, .7); transform: translateY(-2px); }
.update-row time { font-family: var(--mono); color: var(--amber); font-size: 13px; }
.update-row h3 { margin: 0; font-size: 16px; font-weight: 500; line-height: 1.4; }
.update-row p { margin: 2px 0 0; color: var(--muted); font-size: 13px; }
.more-row { display: flex; justify-content: flex-end; margin-top: 18px; }
.cmp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cmp { padding: 22px; }
.cmp h3 { margin: 0 0 12px; font-family: var(--serif); font-size: 22px; font-weight: 500; }
.cmp li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid rgba(147, 197, 253, .14); color: var(--muted); font-size: 14px; }
.cmp li b { color: var(--text); font-weight: 500; }
.read-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 16px; }
.read-card { padding: 22px; min-height: 180px; display: flex; flex-direction: column; justify-content: space-between; transition: transform .2s, border-color .2s; }
.read-card:hover { transform: translateY(-3px); border-color: rgba(96, 165, 250, .7); }
.read-card h3 { margin: 10px 0; font-size: 20px; font-family: var(--serif); font-weight: 500; line-height: 1.35; }
.read-card p { margin: 0; color: var(--muted); font-size: 14px; }
.guard-row { display: grid; grid-template-columns: 1.2fr .9fr .9fr; gap: 16px; }
.guard { padding: 20px; }
.guard h3 { margin: 8px 0; font-size: 18px; }
.guard p { margin: 0; color: var(--muted); font-size: 14px; }
.qa-list { display: flex; flex-direction: column; gap: 10px; }
.qa-item { padding: 0 18px; }
.qa-item summary { cursor: pointer; list-style: none; padding: 14px 0; font-size: 16px; display: flex; justify-content: space-between; gap: 12px; }
.qa-item summary::-webkit-details-marker { display: none; }
.qa-item summary:after { content: "+"; color: var(--amber); }
.qa-item[open] summary:after { content: "–"; }
.qa-item p { margin: 0 0 14px; color: var(--muted); }
.narrow {
 display: grid; grid-template-columns: .9fr 1.1fr; gap: 22px; align-items: center;
 padding: 22px; background: var(--glass-2); border: 1px solid var(--line); border-radius: 20px;
 box-shadow: var(--shadow);
}
.narrow h2 { font-family: var(--serif); font-size: 28px; margin: 0 0 8px; font-weight: 500; }
.form-row { display: grid; grid-template-columns: 1fr 160px auto; gap: 10px; }
.form-row input, .form-row select {
 height: 44px; border-radius: 999px; border: 1px solid var(--line);
 background: rgba(7, 11, 22, .45); padding: 0 14px; outline: none;
}
.form-row input:focus, .form-row select:focus { border-color: var(--amber); box-shadow: 0 0 0 3px rgba(231, 185, 138, .15); }
.ok { display: none; margin-top: 10px; color: var(--amber); font-size: 14px; }
.ok.show { display: block; }
.foot { padding: 48px 0 28px; border-top: 1px solid var(--line); background: #080d1b; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.foot h2 { font-size: 16px; margin: 0 0 8px; }
.foot a { color: var(--muted); }
.foot a:hover { color: var(--text); }
.legal { color: var(--muted); font-size: 14px; line-height: 1.75; }
.copy { color: var(--muted); font-size: 13px; margin: 28px 0 0; padding-top: 16px; border-top: 1px solid rgba(147, 197, 253, .14); }
.hidden-row { display: none; }
@media (max-width: 1023px) {
 :root { --space: 56px; }
 .page-h h1 { font-size: 34px; }
 .read-grid, .guard-row { grid-template-columns: 1fr 1fr; }
 .read-card:first-child { grid-column: 1 / -1; }
 .form-row { grid-template-columns: 1fr 1fr; }
 .form-row .btn { grid-column: 1 / -1; }
}
@media (max-width: 767px) {
 .nav-cats, .nav-search, .desk-cta, .desk-tools { display: none; }
 .menu-btn, .icon-search { display: inline-flex; }
 .nav-search.open { display: flex; position: absolute; left: 12px; right: 12px; top: 112px; }
 body.announce-off .nav-search.open { top: 76px; }
 .page-h .wrap, .band-head, .narrow, .cmp-grid, .read-grid, .guard-row, .foot-grid { grid-template-columns: 1fr; display: grid; }
 .page-h .wrap { display: flex; flex-direction: column; align-items: flex-start; }
 .update-row { grid-template-columns: 1fr auto; }
 .update-row time { grid-column: 1 / -1; }
 .time-chip { text-align: left; }
 .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
 :root { --space: 44px; }
 .wrap { width: calc(100% - 28px); }
 .page-h h1 { font-size: 30px; }
 .logo-name { font-size: 14px; }
}