/* roulang page: index */
:root {
  --ink: #061018;
  --ink-2: #081422;
  --glass: rgba(12, 32, 58, .55);
  --glass-strong: rgba(10, 28, 52, .78);
  --blue: #1C6CFF;
  --cyan: #39D0FF;
  --mag: #FF5C9A;
  --text: #E8F1FF;
  --muted: #93A4BE;
  --amber: #F0C36A;
  --line: rgba(255, 255, 255, .16);
  --line-strong: rgba(57, 208, 255, .45);
  --radius-lg: 22px;
  --radius: 14px;
  --radius-pill: 999px;
  --shadow: 0 12px 40px rgba(28, 108, 255, .16);
  --glow: 0 0 18px rgba(57, 208, 255, .45);
  --gap: 18px;
  --nav-h: 64px;
  --font: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", ui-monospace, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(900px 420px at 12% -10%, rgba(28, 108, 255, .28), transparent 60%),
    radial-gradient(700px 380px at 90% 8%, rgba(57, 208, 255, .12), transparent 55%),
    var(--ink);
  font-family: var(--font);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
a { color: var(--cyan); text-decoration: none; }
a:hover { color: #fff; }
p { margin: 0 0 1.05em; }
h1, h2, h3, h4 { text-align: left; line-height: 1.25; font-weight: 900; margin: 0 0 .55em; letter-spacing: 0; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; letter-spacing: .02em; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: fixed;
  top: 16px;
  left: 0;
  right: 0;
  z-index: 40;
  padding: 0 22px;
  transition: top .25s ease;
}
.site-header.is-stuck { top: 8px; }
.nav-shell {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 14px 0 12px;
  border-radius: var(--radius-lg);
  background: var(--glass);
  border: 1px solid var(--line);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.2), var(--shadow);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; color: var(--text); }
.brand:hover { color: #fff; }
.brand-badge {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid rgba(57, 208, 255, .55);
  background:
    linear-gradient(#39D0FF, #39D0FF) 8px 28px / 26px 4px no-repeat,
    linear-gradient(160deg, rgba(28,108,255,.55), rgba(255,92,154,.28));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.35), 0 0 12px rgba(57,208,255,.35);
  position: relative;
}
.brand-badge::after {
  content: "";
  position: absolute;
  left: 8px; right: 8px; top: 14px;
  height: 2px;
  background: rgba(232,241,255,.8);
  box-shadow: 0 5px 0 rgba(232,241,255,.45);
}
.brand-copy { display: flex; flex-direction: column; min-width: 0; }
.brand-copy strong { font-size: 15px; font-weight: 900; white-space: nowrap; }
.brand-copy em { font-style: normal; color: var(--cyan); font-size: 12px; font-weight: 500; letter-spacing: .08em; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
}
.nav-links a:hover, .nav-links a:focus-visible { background: rgba(57,208,255,.1); color: #fff; }
.nav-links a.active {
  color: #061018;
  background: linear-gradient(180deg, #7ae6ff, var(--cyan));
  box-shadow: var(--glow);
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: var(--text);
  position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  position: absolute;
  left: 11px; right: 11px;
  height: 2px;
  background: var(--cyan);
  box-shadow: 0 0 8px rgba(57,208,255,.7);
}
.nav-toggle span { top: 19px; }
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }
.nav-toggle:focus-visible, .btn:focus-visible, .feat-tab:focus-visible, .tag:focus-visible, summary:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.hero { padding: 128px 0 36px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr); gap: 28px; align-items: center; }
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  margin-bottom: 12px;
}
.kicker i { width: 18px; height: 4px; border-radius: 4px; background: var(--cyan); box-shadow: var(--glow); display: inline-block; }
h1 { font-size: clamp(32px, 4vw, 52px); max-width: 11em; }
.subhead { color: var(--text); font-size: 18px; font-weight: 500; margin-bottom: 12px; }
.hero-copy { color: var(--muted); font-size: 16px; max-width: 62ch; }
.status-bar { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 18px 0 20px; }
.status-bar li {
  min-width: 128px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(12,32,58,.55);
  border: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.status-bar b { display: block; font-family: var(--mono); font-size: 20px; color: var(--cyan); line-height: 1.2; }
.status-bar span { color: var(--muted); font-size: 12px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: transform .18s ease, filter .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn-glow {
  color: #fff;
  background: linear-gradient(180deg, #3d8dff, var(--blue));
  border-color: rgba(57,208,255,.7);
  box-shadow: var(--glow), inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-glow:hover { transform: translateY(-1px); filter: brightness(1.12); color: #fff; }
.btn-glow:active { transform: translateY(0); box-shadow: 0 0 6px rgba(57,208,255,.28); filter: brightness(.96); }
.btn-ghost {
  color: var(--text);
  background: rgba(255,255,255,.03);
  border-color: rgba(57,208,255,.35);
}
.btn-ghost:hover { color: #fff; transform: translateY(-1px); border-color: var(--cyan); }
.ticket-stage { position: relative; min-height: 440px; }
.ticket {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  background: var(--glass);
  border: 1px solid rgba(255,92,154,.55);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.2), 0 0 0 1px rgba(255,92,154,.25), 0 16px 40px rgba(28,108,255,.18);
  backdrop-filter: blur(16px);
}
.ticket .corner { position: absolute; width: 12px; height: 12px; border: 1px solid rgba(57,208,255,.8); z-index: 2; }
.ticket .corner.tl { top: 8px; left: 8px; border-right: 0; border-bottom: 0; }
.ticket .corner.tr { top: 8px; right: 8px; border-left: 0; border-bottom: 0; }
.ticket .corner.bl { bottom: 8px; left: 8px; border-right: 0; border-top: 0; }
.ticket .corner.br { bottom: 8px; right: 8px; border-left: 0; border-top: 0; }
.ticket-main { width: min(100%, 340px); margin-left: auto; padding: 14px; }
.ticket-mini { position: absolute; width: 190px; padding: 10px; }
.ticket-a { left: 0; top: 36px; transform: rotate(-6deg); }
.ticket-b { left: 28px; bottom: 8px; transform: rotate(4deg); border-color: rgba(57,208,255,.55); }
.cover {
  height: 168px;
  border-radius: 14px;
  position: relative;
  background:
    linear-gradient(180deg, transparent 62%, rgba(6,16,24,.72)),
    linear-gradient(135deg, #12386d, #1C6CFF 45%, #14345a 46%, #39D0FF);
}
.ticket-mini .cover { height: 84px; }
.cover-b { background: linear-gradient(135deg, #2a1740, #FF5C9A 40%, #10243f 41%, #1C6CFF); }
.cover-c { background: linear-gradient(160deg, #0d2a3d, #39D0FF 48%, #101828 49%, #24508a); }
.subbar {
  position: absolute;
  left: 10px; right: 10px; bottom: 12px;
  height: 8px;
  border-radius: 6px;
  background: rgba(6,16,24,.55);
  overflow: hidden;
}
.subbar i { display: block; height: 100%; width: 68%; background: linear-gradient(90deg, var(--cyan), #fff); box-shadow: var(--glow); }
.ticket-meta, .card-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 10px; }
.idx { font-family: var(--mono); color: var(--cyan); font-size: 13px; }
.ticket h3, .atlas-card h3, .news-list a, .plan h3 { font-size: 16px; font-weight: 700; }
.ticket p, .mini-copy { color: var(--muted); font-size: 13px; margin: 6px 0 0; }
.seal {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(57,208,255,.45);
  color: var(--cyan);
  font-size: 12px;
  font-weight: 700;
  padding: 2px 8px;
  line-height: 1.6;
  background: rgba(57,208,255,.08);
  white-space: nowrap;
}
.seal-ok { color: var(--amber); border-color: rgba(240,195,106,.75); background: rgba(240,195,106,.08); }
.seal-wait { color: #d7e6ff; border-color: rgba(255,255,255,.28); background: rgba(255,255,255,.04); }
.seal-rare { color: #ffd0e2; border-color: rgba(255,92,154,.7); background: rgba(255,92,154,.1); }
.band { padding: 76px 0; position: relative; }
.band-alt { background: linear-gradient(180deg, rgba(8,22,40,.88), rgba(6,16,24,.15)); }
.band-head { margin-bottom: 22px; max-width: 760px; }
.band h2 { font-size: clamp(26px, 3vw, 36px); }
.lead-copy { color: var(--muted); font-size: 16px; line-height: 1.9; margin: 0; }
.feat-layout { display: grid; grid-template-columns: minmax(0, 7fr) minmax(280px, 5fr); gap: 18px; align-items: stretch; }
.feat-index, .glass, .plan, .review-card, .metric, .node, .faq-item, .news-card, .spec-row, .case-card, .form-card {
  background: var(--glass);
  border: 1px solid var(--line);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.18), var(--shadow);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.feat-index { border-radius: var(--radius-lg); padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.feat-tab {
  text-align: left;
  color: var(--text);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 14px 14px 14px 16px;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
}
.feat-tab small { color: var(--muted); display: block; font-size: 12px; }
.feat-tab.is-on, .feat-tab:hover {
  border-color: rgba(57,208,255,.5);
  background: rgba(28,108,255,.16);
  box-shadow: inset 0 0 0 1px rgba(57,208,255,.25);
}
.feat-detail { border-radius: var(--radius-lg); padding: 22px; min-height: 100%; }
.feat-panel { display: none; }
.feat-panel.is-on { display: block; }
.feat-panel h3 { font-size: 24px; margin-bottom: 8px; }
.feat-panel p { color: var(--muted); }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.film-scroll { display: grid; grid-template-columns: repeat(4, minmax(210px, 1fr)); gap: 12px; overflow-x: auto; padding-bottom: 6px; }
.frame {
  min-height: 210px;
  border-radius: 16px;
  padding: 14px;
  background:
    linear-gradient(#061018, #061018) 0 0 / 100% 16px no-repeat,
    linear-gradient(#061018, #061018) 0 100% / 100% 16px no-repeat,
    var(--glass);
  border: 1px solid var(--line);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.16);
  position: relative;
}
.frame::before, .frame::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  height: 10px;
  background: radial-gradient(circle at 10px 5px, #061018 4px, transparent 4.5px) 0 0 / 22px 10px repeat-x;
}
.frame::before { top: 4px; }
.frame::after { bottom: 4px; }
.frame .idx { font-size: 20px; }
.frame h3 { margin: 28px 0 8px; font-size: 18px; }
.frame p { color: var(--muted); margin: 0; font-size: 14px; }
.demo-stage { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(240px, .6fr); gap: 16px; }
.demo-ui, .demo-side { border-radius: var(--radius-lg); padding: 16px; }
.demo-top { display: flex; justify-content: space-between; color: var(--muted); font-size: 13px; margin-bottom: 10px; }
.demo-row {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  color: var(--text);
}
.track { margin-top: 14px; }
.track span { display: flex; justify-content: space-between; color: var(--muted); font-size: 13px; }
.bar { height: 8px; border-radius: 8px; background: rgba(255,255,255,.08); margin-top: 6px; overflow: hidden; }
.bar i { display: block; height: 100%; width: 72%; background: linear-gradient(90deg, var(--blue), var(--cyan)); box-shadow: var(--glow); }
.seal-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.demo-side ol { margin: 8px 0 0; padding-left: 18px; color: var(--muted); }
.atlas { display: grid; grid-template-columns: 1fr; gap: 14px; }
.atlas-card {
  border-radius: var(--radius);
  padding: 12px;
  background: rgba(12,32,58,.55);
  border: 1px solid rgba(255,92,154,.38);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.16), 0 10px 28px rgba(28,108,255,.12);
  backdrop-filter: blur(14px);
  min-height: 180px;
  transition: transform .18s ease, border-color .18s ease;
}
.atlas-card:hover { transform: translateY(-2px); border-color: var(--cyan); }
.atlas-card .cover { height: 96px; }
.atlas-card h3 { margin: 8px 0 4px; }
.atlas-card p { color: var(--muted); font-size: 13px; margin: 0; }
.year-tag { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.empty-card { border-style: dashed; display: flex; align-items: flex-end; }
.case-grid, .compare, .rep-layout, .news-layout { display: grid; gap: 16px; }
.case-grid { grid-template-columns: 1fr 1fr; }
.case-card, .news-card, .form-card { border-radius: var(--radius-lg); padding: 18px; }
.steps { list-style: none; margin: 0; padding: 0; }
.steps li { display: grid; grid-template-columns: 64px 1fr; gap: 10px; padding: 10px 0; border-top: 1px solid rgba(255,255,255,.08); }
.steps strong { display: block; }
.steps span { color: var(--muted); font-size: 14px; }
.compare { grid-template-columns: 1fr 1fr; }
.compare article { border-radius: var(--radius-lg); padding: 8px 16px 16px; }
.compare h3 { margin-top: 10px; }
.spec-row, .ver-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  color: var(--text);
}
.ver-row span { color: var(--muted); }
.price-stage { display: grid; grid-template-columns: .82fr 1.36fr .82fr; gap: 14px; align-items: center; }
.plan { border-radius: 22px; padding: 18px; position: relative; }
.plan-side { transform: scale(.94); opacity: .92; }
.plan-main {
  transform: none;
  z-index: 1;
  border-color: rgba(255,92,154,.7);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.24), 0 0 0 1px rgba(255,92,154,.35), 0 0 28px rgba(57,208,255,.2);
  padding: 26px 22px;
}
.price { font-family: var(--mono); font-size: 40px; color: #fff; line-height: 1; margin: 8px 0; }
.price small { font-size: 14px; color: var(--muted); margin-left: 4px; font-family: var(--font); }
.plan ul { list-style: none; padding: 0; margin: 0 0 16px; }
.plan li { display: flex; justify-content: space-between; gap: 10px; padding: 8px 0; border-top: 1px solid rgba(255,255,255,.08); color: var(--muted); }
.plan li b { color: var(--text); font-weight: 500; }
.review-wall { columns: 3; column-gap: 14px; }
.review-card { break-inside: avoid; margin: 0 0 14px; border-radius: 14px; padding: 14px; }
.review-card p { margin: 8px 0; }
.stars { display: flex; gap: 4px; }
.stars i { width: 16px; height: 6px; border-radius: 4px; background: rgba(255,255,255,.12); display: block; }
.stars i.on { background: var(--cyan); box-shadow: 0 0 8px rgba(57,208,255,.8); }
.who { color: var(--muted); font-size: 12px; }
.rep-layout { grid-template-columns: minmax(0, 1.4fr) minmax(240px, .6fr); }
.quote { font-size: 18px; font-weight: 500; line-height: 1.8; }
.metrics { display: grid; gap: 12px; }
.metric { border-radius: 14px; padding: 16px; }
.metric b { display: block; font-family: var(--mono); font-size: 32px; color: var(--cyan); line-height: 1; }
.metric span { color: var(--muted); }
.axis { position: relative; margin-left: 12px; display: grid; gap: 0; }
.axis::before { content: ""; position: absolute; left: 78px; top: 8px; bottom: 8px; width: 1px; background: linear-gradient(var(--cyan), rgba(28,108,255,.1)); }
.node { display: grid; grid-template-columns: 92px 16px 1fr; gap: 12px; align-items: center; background: transparent; border: 0; box-shadow: none; backdrop-filter: none; padding: 10px 0; }
.node i { width: 12px; height: 12px; border-radius: 50%; background: var(--cyan); box-shadow: var(--glow); justify-self: center; }
.node div { background: var(--glass); border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; box-shadow: inset 0 1px 0 rgba(255,255,255,.16); }
.node time { font-family: var(--mono); color: var(--cyan); font-size: 13px; }
.news-layout { grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr); align-items: start; }
.news-list { display: grid; gap: 10px; }
.news-list a {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 12px;
  padding: 14px;
  border-radius: 14px;
  color: var(--text);
  background: rgba(12,32,58,.45);
  border: 1px solid var(--line);
}
.news-list a:hover { border-color: var(--cyan); color: #fff; transform: translateY(-1px); }
.news-list time { font-family: var(--mono); color: var(--cyan); font-size: 13px; }
.news-side { position: sticky; top: 96px; }
.wide-ticket {
  display: grid;
  grid-template-columns: 180px 1fr auto;
  gap: 18px;
  align-items: center;
  border-radius: 24px;
  padding: 16px;
  border: 1px solid rgba(255,92,154,.6);
  background: var(--glass);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.2), 0 0 24px rgba(255,92,154,.15);
}
.wide-ticket .cover { height: 120px; }
.tag-wall { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
  color: var(--text);
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(12,32,58,.55);
  border-radius: var(--radius-pill);
  padding: 8px 14px;
  font-size: 14px;
}
.tag:hover { border-color: var(--mag); color: #fff; box-shadow: 0 0 0 1px rgba(255,92,154,.45); }
.faq-list { display: grid; gap: 10px; }
.faq-item { border-radius: 16px; padding: 0 16px; }
.faq-item[open] { border-color: rgba(57,208,255,.7); box-shadow: inset 0 1px 0 rgba(255,255,255,.2), 0 0 0 1px rgba(57,208,255,.28), var(--glow); }
.faq-item summary { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 12px; cursor: pointer; font-weight: 700; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--cyan); font-family: var(--mono); font-size: 22px; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { color: var(--muted); padding-bottom: 14px; }
.cta-bar {
  border-radius: 24px;
  padding: 22px;
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: 18px;
  background: rgba(12,32,58,.62);
  border: 1px solid rgba(57,208,255,.35);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.2), 0 0 28px rgba(28,108,255,.2);
  backdrop-filter: blur(16px);
}
.form-grid { display: grid; gap: 10px; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input, textarea {
  width: 100%;
  color: var(--text);
  background: rgba(6,16,24,.45);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 12px;
  padding: 12px 12px;
  outline: none;
}
textarea { min-height: 88px; resize: vertical; }
input:focus, textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(57,208,255,.15); }
input.is-invalid, textarea.is-invalid { border-color: var(--mag); box-shadow: 0 0 0 3px rgba(255,92,154,.16); }
.form-note { color: var(--muted); font-size: 13px; margin: 0; }
.site-footer { padding: 28px 0 48px; }
.foot {
  border-radius: 24px;
  padding: 22px 18px;
  background: rgba(12,32,58,.55);
  border: 1px solid var(--line);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.16);
  backdrop-filter: blur(16px);
}
.foot a { color: var(--muted); }
.foot a:hover { color: var(--cyan); }
.foot h3 { font-size: 14px; letter-spacing: .08em; color: var(--cyan); }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.copyright { color: var(--muted); font-size: 13px; margin-top: 8px; }
@media (max-width: 1199.98px) {
  .brand-copy strong { font-size: 14px; }
  .nav-links a { padding: 8px 8px; font-size: 13px; }
  .atlas { grid-template-columns: 1.4fr 1fr; }
  .span-8, .span-7 { grid-column: 1 / -1; }
}
@media (min-width: 768px) and (max-width: 991.98px) {
  .atlas { grid-template-columns: 1fr 1fr; }
  .span-8, .span-7, .span-6, .span-5, .span-4, .span-3 { grid-column: auto; }
}
@media (min-width: 1200px) {
  .atlas { grid-template-columns: repeat(12, 1fr); }
  .span-8 { grid-column: span 8; }
  .span-7 { grid-column: span 7; }
  .span-6 { grid-column: span 6; }
  .span-5 { grid-column: span 5; }
  .span-4 { grid-column: span 4; }
  .span-3 { grid-column: span 3; }
  .span-8 .cover { height: 180px; }
}
@media (max-width: 991.98px) {
  .nav-toggle { display: inline-block; }
  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 22px;
    right: 22px;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border-radius: 18px;
    background: rgba(12,32,58,.86);
    border: 1px solid var(--line);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow);
  }
  .nav-links.is-open { display: flex; }
  .hero-grid, .feat-layout, .demo-stage, .case-grid, .compare, .rep-layout, .news-layout, .cta-bar, .wide-ticket, .price-stage {
    grid-template-columns: 1fr;
  }
  .ticket-stage { min-height: 0; display: grid; gap: 12px; }
  .ticket-main, .ticket-mini { position: relative; left: auto; right: auto; top: auto; bottom: auto; width: 100%; transform: none; }
  .plan-side { transform: none; }
  .news-side { position: static; }
  .review-wall { columns: 2; }
  .film-scroll { grid-template-columns: repeat(4, 78%); }
  .axis::before { left: 70px; }
}
@media (max-width: 767.98px) {
  .band { padding: 52px 0; }
  .hero { padding-top: 112px; }
  .container { width: min(1180px, calc(100% - 24px)); }
  .site-header { padding: 0 12px; top: 12px; }
  .brand-copy em { display: none; }
  .review-wall, .atlas { columns: 1; grid-template-columns: 1fr; }
  .span-8, .span-7, .span-6, .span-5, .span-4, .span-3 { grid-column: auto; }
  .demo-row, .news-list a, .steps li, .node { grid-template-columns: 1fr; }
  .wide-ticket { grid-template-columns: 1fr; }
  .film-scroll { grid-template-columns: 86%; }
  .axis::before { display: none; }
}
@media (max-width: 519.98px) {
  .brand-copy strong { font-size: 12.5px; }
  h1 { font-size: 30px; }
  .status-bar li { min-width: calc(50% - 10px); flex: 1; }
  .hero-actions .btn, .cta-bar .btn { width: 100%; }
}

/* roulang page: category1 */
:root {
 --ink: #061018;
 --ink-2: #081422;
 --glass: rgba(12, 32, 58, .55);
 --glass-strong: rgba(10, 28, 52, .78);
 --blue: #1C6CFF;
 --cyan: #39D0FF;
 --mag: #FF5C9A;
 --text: #E8F1FF;
 --muted: #93A4BE;
 --amber: #F0C36A;
 --line: rgba(255, 255, 255, .16);
 --line-strong: rgba(57, 208, 255, .45);
 --radius-lg: 22px;
 --radius: 14px;
 --radius-pill: 999px;
 --shadow: 0 12px 40px rgba(28, 108, 255, .16);
 --glow: 0 0 18px rgba(57, 208, 255, .45);
 --gap: 18px;
 --nav-h: 64px;
 --font: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
 --mono: "SFMono-Regular", Consolas, "Liberation Mono", ui-monospace, monospace;
}
/* roulang page: category-2012 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 color: var(--text);
 background:
  radial-gradient(900px 420px at 12% -10%, rgba(28, 108, 255, .28), transparent 60%),
  radial-gradient(700px 380px at 90% 8%, rgba(57, 208, 255, .12), transparent 55%),
  var(--ink);
 font-family: var(--font);
 font-weight: 400;
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
a { color: var(--cyan); text-decoration: none; }
a:hover { color: #fff; }
p { margin: 0 0 14px; }
h1, h2, h3 { text-align: left; letter-spacing: .01em; }
.container {
 width: min(1180px, calc(100% - 32px));
 max-width: 1180px;
 margin: 0 auto;
 padding-left: 12px;
 padding-right: 12px;
}
.site-header {
 position: fixed;
 top: 16px;
 left: 0;
 right: 0;
 z-index: 40;
 padding: 0 22px;
 transition: top .25s ease;
}
.site-header.is-stuck { top: 8px; }
.nav-shell {
 height: var(--nav-h);
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 16px;
 padding: 0 14px 0 12px;
 border-radius: var(--radius-lg);
 background: var(--glass);
 border: 1px solid var(--line);
 box-shadow: inset 0 1px 0 rgba(255,255,255,.2), var(--shadow);
 backdrop-filter: blur(16px);
 -webkit-backdrop-filter: blur(16px);
 position: relative;
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; color: var(--text); }
.brand:hover { color: #fff; }
.brand-badge {
 flex: 0 0 auto;
 width: 42px;
 height: 42px;
 border-radius: 12px;
 border: 1px solid rgba(57, 208, 255, .55);
 background:
  linear-gradient(#39D0FF, #39D0FF) 8px 28px / 26px 4px no-repeat,
  linear-gradient(160deg, rgba(28,108,255,.55), rgba(255,92,154,.28));
 box-shadow: inset 0 1px 0 rgba(255,255,255,.35), 0 0 12px rgba(57,208,255,.35);
 position: relative;
}
.brand-badge::after {
 content: "";
 position: absolute;
 left: 8px; right: 8px; top: 14px;
 height: 2px;
 background: rgba(232,241,255,.8);
 box-shadow: 0 5px 0 rgba(232,241,255,.45);
}
.brand-copy { display: flex; flex-direction: column; min-width: 0; }
.brand-copy strong { font-size: 15px; font-weight: 900; white-space: nowrap; }
.brand-copy em { font-style: normal; color: var(--cyan); font-size: 12px; font-weight: 500; letter-spacing: .08em; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
 color: var(--text);
 font-size: 14px;
 font-weight: 500;
 padding: 8px 12px;
 border-radius: var(--radius-pill);
 border: 1px solid transparent;
}
.nav-links a:hover, .nav-links a:focus-visible { background: rgba(57,208,255,.1); color: #fff; }
.nav-links a.active {
 color: #061018;
 background: linear-gradient(180deg, #7ae6ff, var(--cyan));
 box-shadow: var(--glow);
}
.nav-toggle {
 display: none;
 width: 44px;
 height: 40px;
 border-radius: 12px;
 border: 1px solid var(--line);
 background: rgba(255,255,255,.04);
 color: var(--text);
 position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
 content: "";
 position: absolute;
 left: 11px; right: 11px;
 height: 2px;
 background: var(--cyan);
 box-shadow: 0 0 8px rgba(57,208,255,.7);
}
.nav-toggle span { top: 19px; }
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }
.nav-toggle:focus-visible, .btn:focus-visible, .chip:focus-visible, .tag:focus-visible, summary:focus-visible, input:focus-visible, textarea:focus-visible, .log-row:focus-visible, .rel-card:focus-visible {
 outline: 2px solid var(--cyan);
 outline-offset: 2px;
}
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 44px;
 padding: 0 18px;
 border-radius: var(--radius-pill);
 border: 1px solid transparent;
 font-weight: 700;
 font-size: 15px;
 cursor: pointer;
 line-height: 1;
 transition: transform .18s ease, filter .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}
.btn-glow {
 color: #fff;
 background: linear-gradient(180deg, #3d8dff, var(--blue));
 border-color: rgba(57,208,255,.7);
 box-shadow: var(--glow), inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-glow:hover { transform: translateY(-1px); filter: brightness(1.12); color: #fff; }
.btn-glow:active { transform: translateY(0); box-shadow: 0 0 6px rgba(57,208,255,.28); filter: brightness(.96); }
.btn-ghost {
 color: var(--text);
 background: rgba(255,255,255,.03);
 border-color: rgba(57,208,255,.35);
}
.btn-ghost:hover { color: #fff; transform: translateY(-1px); border-color: var(--cyan); }
.btn-ghost:active { transform: translateY(0); filter: brightness(.96); }
.glass, .mini-index, .filter-bar, .v-card, .spec-panel, .log-list, .rel-card, .member-bar, .faq-item, .more-bar {
 background: var(--glass);
 border: 1px solid var(--line);
 box-shadow: inset 0 1px 0 rgba(255,255,255,.18), var(--shadow);
 backdrop-filter: blur(16px);
 -webkit-backdrop-filter: blur(16px);
}
.band { padding: 22px 0 28px; }
.band-alt {
 padding: 36px 0;
 background: linear-gradient(180deg, rgba(28,108,255,.07), rgba(57,208,255,.03) 42%, transparent);
 border-top: 1px solid rgba(255,255,255,.05);
 border-bottom: 1px solid rgba(255,255,255,.05);
}
h1 { margin: 0 0 8px; font-size: clamp(28px, 4vw, 40px); font-weight: 900; line-height: 1.25; }
h2 { margin: 0 0 14px; font-size: clamp(22px, 2.6vw, 30px); font-weight: 900; line-height: 1.35; }
h3 { margin: 0; font-size: 16px; font-weight: 700; line-height: 1.45; }
.cat-head { padding: 108px 0 6px; }
.cat-head-grid {
 display: grid;
 grid-template-columns: minmax(0, 1fr) auto;
 gap: 18px;
 align-items: end;
}
.kicker {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 margin: 0 0 8px;
 color: var(--cyan);
 font-size: 12px;
 font-weight: 700;
 letter-spacing: .14em;
}
.kicker i {
 width: 18px;
 height: 3px;
 border-radius: 99px;
 background: var(--cyan);
 box-shadow: var(--glow);
 display: block;
}
.scope { margin: 0; color: var(--muted); max-width: 46ch; }
.mini-index {
 width: 168px;
 padding: 14px 14px 12px;
 border-radius: 18px;
 position: relative;
}
.mini-index .idx { color: var(--muted); font-size: 12px; letter-spacing: .16em; }
.mini-index strong {
 display: block;
 margin: 4px 0 2px;
 font-family: var(--mono);
 font-size: 40px;
 font-weight: 700;
 line-height: 1;
 color: var(--cyan);
 text-shadow: 0 0 16px rgba(57,208,255,.45);
}
.mini-index em { font-style: normal; color: var(--text); font-size: 13px; font-weight: 700; }
.mini-index .bar {
 display: block;
 margin-top: 10px;
 height: 4px;
 border-radius: 99px;
 background: linear-gradient(90deg, var(--cyan), transparent 80%);
 box-shadow: 0 0 10px rgba(57,208,255,.55);
}
.filter-sec { padding: 14px 0 8px; }
.filter-bar {
 display: flex;
 flex-wrap: wrap;
 gap: 14px 22px;
 padding: 14px 16px;
 border-radius: var(--radius-lg);
}
.filter-group { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.filter-group > span { color: var(--muted); font-size: 13px; font-weight: 700; margin-right: 2px; }
.chip {
 border: 1px solid var(--line);
 background: rgba(255,255,255,.03);
 color: var(--text);
 border-radius: var(--radius-pill);
 padding: 6px 12px;
 font-size: 13px;
 font-weight: 500;
 cursor: pointer;
 transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease, background .18s ease;
}
.chip:hover { border-color: rgba(57,208,255,.55); color: #fff; }
.chip:active { transform: translateY(1px); }
.chip.is-on {
 border-color: var(--mag);
 color: #fff;
 box-shadow: 0 0 0 1px rgba(255,92,154,.4), inset 0 0 12px rgba(255,92,154,.14);
 background: rgba(255,92,154,.08);
}
.chip.is-lock { cursor: default; }
.list-sec { padding: 18px 0 8px; }
.sec-head {
 display: flex;
 justify-content: space-between;
 align-items: flex-end;
 gap: 12px;
 margin-bottom: 14px;
}
.sec-head h2 { margin: 0; }
.count-box { text-align: right; }
.count-box b {
 display: block;
 font-family: var(--mono);
 font-size: 28px;
 line-height: 1;
 color: var(--cyan);
 text-shadow: var(--glow);
}
.count-box span { color: var(--muted); font-size: 12px; }
.atlas {
 display: grid;
 grid-template-columns: repeat(12, minmax(0, 1fr));
 gap: 16px;
}
.s-7 { grid-column: span 7; }
.s-5 { grid-column: span 5; }
.s-4 { grid-column: span 4; }
.s-3 { grid-column: span 3; }
.s-8 { grid-column: span 8; }
.v-card {
 position: relative;
 border-radius: var(--radius);
 padding: 12px;
 overflow: hidden;
 transition: transform .18s ease, border-color .18s ease;
}
.v-card:hover { transform: translateY(-2px); border-color: rgba(57,208,255,.5); }
.v-card.edge { border-color: rgba(255,92,154,.72); box-shadow: inset 0 1px 0 rgba(255,255,255,.18), 0 0 0 1px rgba(255,92,154,.22), var(--shadow); }
.v-card[hidden] { display: none !important; }
.ticks {
 pointer-events: none;
 position: absolute;
 inset: 8px;
 background:
  linear-gradient(var(--cyan), var(--cyan)) left top / 12px 1px no-repeat,
  linear-gradient(var(--cyan), var(--cyan)) left top / 1px 12px no-repeat,
  linear-gradient(var(--cyan), var(--cyan)) right top / 12px 1px no-repeat,
  linear-gradient(var(--cyan), var(--cyan)) right top / 1px 12px no-repeat,
  linear-gradient(var(--cyan), var(--cyan)) left bottom / 12px 1px no-repeat,
  linear-gradient(var(--cyan), var(--cyan)) left bottom / 1px 12px no-repeat,
  linear-gradient(var(--cyan), var(--cyan)) right bottom / 12px 1px no-repeat,
  linear-gradient(var(--cyan), var(--cyan)) right bottom / 1px 12px no-repeat;
 opacity: .7;
}
.cover {
 position: relative;
 height: 132px;
 border-radius: 12px;
 overflow: hidden;
 border: 1px solid rgba(255,255,255,.12);
}
.cover-no {
 position: absolute;
 left: 10px;
 top: 10px;
 font-family: var(--mono);
 font-size: 12px;
 letter-spacing: .08em;
 color: #fff;
 text-shadow: 0 0 8px rgba(0,0,0,.45);
}
.subbar {
 position: absolute;
 left: 10px;
 right: 28px;
 bottom: 12px;
 height: 7px;
 border-radius: 99px;
 background: linear-gradient(90deg, var(--cyan), rgba(57,208,255,0));
 box-shadow: 0 0 10px rgba(57,208,255,.65);
}
.g1 { background: linear-gradient(135deg, rgba(28,108,255,.85), rgba(6,16,24,.2) 46%), linear-gradient(320deg, rgba(255,92,154,.55), #10243f 55%); }
.g2 { background: linear-gradient(160deg, #16325c, #081422 60%), radial-gradient(circle at 80% 20%, rgba(57,208,255,.7), transparent 42%); }
.g3 { background: linear-gradient(200deg, rgba(255,92,154,.45), transparent 40%), linear-gradient(120deg, #1a3f78, #07121f); }
.g4 { background: linear-gradient(90deg, rgba(28,108,255,.35) 0 34%, transparent 34% 36%, rgba(57,208,255,.28) 36% 70%, #0c2240 70%); }
.g5 { background: radial-gradient(circle at 20% 80%, rgba(240,195,106,.28), transparent 36%), linear-gradient(145deg, #12315a, #08111c); }
.g6 { background: linear-gradient(110deg, rgba(57,208,255,.4), transparent 42%), linear-gradient(#102846, #07131f); }
.g7 { background: repeating-linear-gradient(135deg, rgba(28,108,255,.35) 0 10px, rgba(8,20,34,.2) 10px 18px), linear-gradient(#142c4e, #081422); }
.g8 { background: linear-gradient(180deg, rgba(255,92,154,.35), transparent 45%), linear-gradient(90deg, #0e2748, #123864); }
.g9 { background: linear-gradient(215deg, rgba(57,208,255,.5), rgba(28,108,255,.15) 40%, #081422); }
.card-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 10px; }
.idx { font-family: var(--mono); font-variant-numeric: tabular-nums; color: var(--cyan); letter-spacing: .06em; font-size: 12px; }
.v-body h3 { margin-top: 6px; }
.v-body p { margin: 4px 0 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.card-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 8px; }
.card-meta time { margin-left: auto; color: var(--muted); font-size: 12px; font-family: var(--mono); }
.tag, .seal {
 display: inline-flex;
 align-items: center;
 min-height: 22px;
 padding: 0 8px;
 border-radius: var(--radius-pill);
 font-size: 12px;
 font-weight: 700;
 border: 1px solid var(--line);
 color: var(--text);
}
.tag { color: var(--muted); background: rgba(255,255,255,.03); }
.seal { color: var(--amber); border-color: rgba(240,195,106,.7); background: rgba(240,195,106,.08); }
.seal.wait { color: var(--cyan); border-color: rgba(57,208,255,.4); background: rgba(57,208,255,.08); }
.sub-progress { margin-top: 10px; height: 3px; border-radius: 99px; background: rgba(255,255,255,.08); }
.sub-progress span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--cyan), var(--blue)); box-shadow: 0 0 8px rgba(57,208,255,.7); }
.list-empty {
 display: none;
 margin: 14px 0 0;
 padding: 14px 16px;
 border-radius: var(--radius);
 color: var(--muted);
 border: 1px dashed rgba(57,208,255,.35);
}
.list-empty.show { display: block; }
.more-sec { padding: 8px 0 20px; }
.more-bar {
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 16px;
 padding: 16px 18px;
 border-radius: var(--radius-lg);
}
.more-bar h2 { margin: 0 0 4px; font-size: 22px; }
.more-bar p { margin: 0; color: var(--muted); }
.empty-note { margin: 10px 0 0; color: var(--amber); font-weight: 700; }
.spec-sec { padding-top: 28px; }
.spec-panel { border-radius: var(--radius-lg); padding: 4px 18px; }
.spec-row {
 display: grid;
 grid-template-columns: 148px minmax(0, 1fr);
 gap: 12px;
 padding: 16px 0;
 border-bottom: 1px solid rgba(255,255,255,.08);
}
.spec-row:last-child { border-bottom: 0; }
.spec-row dt { margin: 0; font-weight: 700; color: #fff; }
.spec-row dd { margin: 0; color: var(--muted); }
.log-sec { padding-top: 8px; }
.log-list { border-radius: var(--radius-lg); padding: 6px 16px; }
.log-row {
 display: grid;
 grid-template-columns: 124px minmax(0, 1fr) auto;
 gap: 12px;
 align-items: center;
 padding: 13px 0;
 border-bottom: 1px solid rgba(255,255,255,.08);
 color: var(--text);
}
.log-row:last-child { border-bottom: 0; }
.log-row time { font-family: var(--mono); color: var(--cyan); font-size: 13px; }
.log-row:hover { color: #fff; }
.log-row em { font-style: normal; font-size: 12px; font-weight: 700; color: var(--amber); }
.log-row em.wait { color: var(--cyan); }
.rel-sec { padding-bottom: 34px; }
.rel-row {
 display: flex;
 gap: 14px;
 overflow-x: auto;
 scroll-snap-type: x mandatory;
 padding: 2px 2px 12px;
}
.rel-card {
 flex: 0 0 min(340px, 82vw);
 scroll-snap-align: start;
 display: flex;
 flex-direction: column;
 gap: 8px;
 min-height: 156px;
 padding: 16px;
 border-radius: var(--radius);
 color: var(--text);
 transition: transform .18s ease, border-color .18s ease;
}
.rel-card strong { font-size: 16px; font-weight: 700; }
.rel-card p { margin: 0; color: var(--muted); font-size: 14px; }
.rel-card:hover { transform: translateY(-2px); color: #fff; border-color: var(--cyan); }
.rel-row::-webkit-scrollbar { height: 6px; }
.rel-row::-webkit-scrollbar-thumb { background: rgba(57,208,255,.4); border-radius: 99px; }
.member-sec {
 padding: 10px 0 56px;
 background: radial-gradient(520px 180px at 80% 0%, rgba(57,208,255,.12), transparent 70%);
}
.member-bar {
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 16px;
 padding: 18px;
 border-radius: var(--radius-lg);
 margin-bottom: 14px;
}
.member-bar h2 { margin: 0 0 4px; font-size: 24px; }
.member-bar p { margin: 0; color: var(--muted); }
.member-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.faq-list { display: grid; gap: 10px; }
.faq-item { border-radius: var(--radius); padding: 0 16px; }
.faq-item[open] { border-color: rgba(57,208,255,.65); box-shadow: inset 0 1px 0 rgba(255,255,255,.18), 0 0 0 1px rgba(57,208,255,.2), var(--shadow); }
.faq-item summary {
 cursor: pointer;
 list-style: none;
 min-height: 52px;
 display: flex;
 align-items: center;
 gap: 10px;
 font-weight: 700;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
 content: "";
 margin-left: auto;
 width: 8px;
 height: 8px;
 border-right: 2px solid var(--cyan);
 border-bottom: 2px solid var(--cyan);
 transform: rotate(45deg);
 flex: 0 0 auto;
}
.faq-item[open] summary::after { transform: rotate(225deg); margin-top: 4px; }
.faq-item p { color: var(--muted); margin: 0 0 14px; }
.site-footer {
 padding: 42px 0 28px;
 border-top: 1px solid rgba(255,255,255,.08);
 background: rgba(4, 10, 18, .72);
}
.site-footer h3 { margin: 0 0 12px; font-size: 14px; font-weight: 700; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: 6px 0; }
.site-footer a { color: var(--muted); font-size: 14px; }
.site-footer a:hover { color: var(--cyan); }
.site-footer .brand-copy strong { white-space: normal; font-size: 14px; line-height: 1.45; }
.copyright { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
@media (min-width: 992px) {
 .v-card.wide { display: grid; grid-template-columns: 1.15fr .85fr; gap: 12px; align-items: stretch; }
 .v-card.wide .cover { height: 100%; min-height: 196px; }
 .v-card.wide .card-top { margin-top: 0; }
}
@media (max-width: 1199.98px) {
 .s-3 { grid-column: span 4; }
}
@media (max-width: 991.98px) {
 .nav-toggle { display: inline-block; }
 .nav-links {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  flex-direction: column;
  align-items: stretch;
  padding: 10px;
  border-radius: 18px;
  background: rgba(10, 28, 52, .9);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
 }
 .nav-links.is-open { display: flex; }
 .nav-links a { padding: 10px 12px; }
 .site-header { padding: 0 16px; }
 .s-7, .s-8 { grid-column: span 12; }
 .s-5, .s-4, .s-3 { grid-column: span 6; }
 .v-card.wide { display: block; }
 .cat-head { padding-top: 104px; }
}
@media (max-width: 767.98px) {
 .spec-row, .log-row { grid-template-columns: 1fr; gap: 2px; }
 .member-bar, .more-bar, .cat-head-grid, .sec-head { display: block; }
 .mini-index { width: min(100%, 200px); margin-top: 14px; }
 .member-actions, .more-bar .btn { margin-top: 12px; }
 .count-box { text-align: left; margin-top: 8px; }
}
@media (max-width: 575.98px) {
 .s-7, .s-8, .s-5, .s-4, .s-3 { grid-column: span 12; }
 .brand-copy strong { font-size: 13px; }
 .filter-bar { padding: 12px; }
 .card-meta time { margin-left: 0; }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 *, *::before, *::after { transition: none !important; }
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}