/* roulang page: index */
:root {
  --bg: #070B14;
  --blue: #2F6BFF;
  --blue-2: #3AA0FF;
  --ice: #9FD4FF;
  --violet: #B14CFF;
  --text: #E7EEF8;
  --muted: #9AABC4;
  --line: rgba(159,212,255,.18);
  --glass: rgba(16,28,52,.55);
  --glass-line: rgba(159,212,255,.28);
  --shadow: 0 12px 40px rgba(0,0,0,.35);
  --radius: 18px;
  --narrow: 720px;
  --mid: 860px;
  --max: 1120px;
  --pad: 64px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(920px 420px at 8% -8%, rgba(47,107,255,.24), transparent 62%),
    radial-gradient(680px 360px at 100% 0%, rgba(177,76,255,.14), transparent 58%),
    var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 17px;
  line-height: 1.8;
  letter-spacing: 0;
  padding-top: 108px;
}
img { max-width: 100%; display: block; }
button, input { font: inherit; color: inherit; }
a { color: var(--ice); text-decoration: none; }
a:hover { color: #fff; }
h1, h2, h3 { letter-spacing: 0; font-weight: 700; line-height: 1.3; margin: 0 0 14px; }
h1 { font-size: 40px; }
h2 { font-size: 28px; }
h3 { font-size: 18px; line-height: 1.45; }
p { margin: 0 0 12px; }
ul { margin: 0; padding: 0; }
:focus-visible { outline: 2px solid var(--blue-2); outline-offset: 3px; }
.wrap { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.narrow { width: min(var(--narrow), 100%); margin: 0 auto; }
.mid { width: min(var(--mid), 100%); margin: 0 auto; }
.muted { color: var(--muted); }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  color: #f3e9ff;
  background: rgba(177,76,255,.18);
  border: 1px solid rgba(177,76,255,.45);
  font-size: 12px;
  line-height: 1;
}
.glass {
  background: var(--glass);
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}
.topbar {
  position: fixed;
  z-index: 1030;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: min(var(--max), calc(100% - 24px));
}
.capsule {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 64px;
  padding: 8px 10px 8px 18px;
  border-radius: 999px;
  background: rgba(16,28,52,.62);
  border: 1px solid var(--glass-line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  white-space: nowrap;
}
.brand small {
  color: #f3e9ff;
  font-size: 11px;
  font-weight: 500;
  padding: 2px 6px;
  border-radius: 999px;
  border: 1px solid rgba(177,76,255,.5);
}
.nav-toggle {
  margin-left: auto;
  display: none;
  min-width: 44px;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--glass-line);
  background: transparent;
  color: var(--text);
}
.nav-panel { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  color: var(--text);
  min-height: 40px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 14px;
  transition: background .2s, box-shadow .2s, border-color .2s;
}
.nav-links a:hover { background: rgba(47,107,255,.16); color: #fff; }
.nav-links a.active {
  border-color: rgba(61,220,255,.85);
  box-shadow: 0 0 0 1px rgba(61,220,255,.35), 0 0 16px rgba(61,220,255,.28);
}
.search-pill {
  display: flex;
  align-items: center;
  height: 40px;
  padding: 0 4px 0 14px;
  border-radius: 999px;
  background: rgba(7,11,20,.45);
  border: 1px solid var(--glass-line);
}
.search-input {
  width: 148px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font-size: 13px;
}
.search-input::placeholder { color: var(--muted); }
.search-pill button {
  height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(159,212,255,.4);
  background: transparent;
  color: var(--text);
  box-shadow: none;
}
.search-pill button:hover { background: rgba(58,160,255,.14); }
.search-input:focus { outline: none; }
.search-pill:focus-within { box-shadow: 0 0 0 2px rgba(58,160,255,.45); }
.block { padding: var(--pad) 0; position: relative; }
.block:nth-child(even) { background: rgba(10,18,36,.48); }
.block:nth-child(odd) { background: transparent; }
.lead { color: var(--muted); font-size: 16px; }
.btn-glow, .btn-line {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 15px;
  transition: transform .2s, box-shadow .2s, filter .2s, background .2s, color .2s;
}
.btn-glow {
  color: #fff;
  border: 0;
  background: linear-gradient(90deg, var(--blue), var(--blue-2));
  box-shadow: 0 0 18px rgba(61,220,255,.45);
}
.btn-glow:hover {
  color: #fff;
  filter: brightness(1.12);
  transform: translateY(-2px);
  box-shadow: 0 0 28px rgba(61,220,255,.7);
}
.btn-line {
  color: var(--text);
  background: transparent;
  border: 1px solid rgba(159,212,255,.5);
  box-shadow: none;
}
.btn-line:hover { color: #fff; background: rgba(58,160,255,.12); transform: translateY(-2px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px;
  gap: 28px;
  align-items: center;
}
.cover {
  position: relative;
  overflow: hidden;
  min-height: 168px;
  border-radius: var(--radius);
  border: 1px solid var(--glass-line);
  background:
    radial-gradient(90px 70px at 24% 32%, rgba(58,160,255,.9), transparent 70%),
    radial-gradient(120px 90px at 78% 68%, rgba(177,76,255,.62), transparent 72%),
    linear-gradient(165deg, #16315f, #070b14 72%);
  box-shadow: var(--shadow);
}
.cover em {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 12px;
  font-style: normal;
  font-size: 13px;
  color: var(--text);
}
.cover.tall { min-height: 230px; }
.pain-line {
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--ice);
  font-size: 15px;
}
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.compare-col { padding: 22px; }
.compare-col h3 { margin-bottom: 8px; }
.compare-col ol { margin: 0; padding-left: 18px; color: var(--muted); }
.compare-col li + li { margin-top: 8px; }
.solution-grid { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 22px; align-items: start; }
.point-list { list-style: none; display: grid; gap: 10px; }
.point-list li {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(7,11,20,.35);
  border: 1px solid var(--line);
  color: var(--text);
}
.steps { display: grid; gap: 14px; }
.step {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  padding: 16px;
}
.num {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(180deg, var(--blue-2), var(--blue));
  box-shadow: 0 0 16px rgba(61,220,255,.35);
  font-weight: 700;
}
.scene-grid { display: grid; grid-template-columns: 1.25fr .85fr; gap: 16px; }
.scene-card { padding: 20px; transition: transform .2s, border-color .2s; }
.scene-card:hover { transform: translateY(-4px); border-color: rgba(159,212,255,.7); }
.scene-card:nth-child(1) { min-height: 230px; }
.scene-card:nth-child(2) { min-height: 150px; }
.scene-card:nth-child(3) { min-height: 180px; }
.scene-card:nth-child(4) { min-height: 210px; }
.metric-rail {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 6px;
  scroll-snap-type: x proximity;
}
.metric {
  flex: 1 0 220px;
  scroll-snap-align: start;
  padding: 18px 18px 16px;
}
.metric b {
  display: block;
  font-size: 40px;
  line-height: 1.1;
  color: #fff;
  text-shadow: 0 0 18px rgba(61,220,255,.35);
}
.metric span { color: var(--muted); font-size: 14px; }
.comments { display: grid; gap: 12px; }
.comment { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 12px; padding: 14px 16px; }
.comment:nth-child(2), .comment:nth-child(4) { margin-left: 28px; }
.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #fff;
}
.avatar.a { background: #2F6BFF; }
.avatar.b { background: #3AA0FF; }
.avatar.c { background: #B14CFF; }
.avatar.d { background: #2456d6; }
.people-board { display: grid; grid-template-columns: 1.35fr .9fr; gap: 16px; }
.people-card { padding: 22px; transition: transform .2s, border-color .2s; }
.people-card:hover { transform: translateY(-4px); border-color: rgba(159,212,255,.7); }
.people-card.wide { grid-row: span 2; min-height: 280px; }
.entry-box { padding: 28px; }
.entry-box a.word {
  display: inline-flex;
  margin-top: 8px;
  color: var(--ice);
  border-bottom: 1px solid rgba(159,212,255,.45);
  min-height: 44px;
  align-items: center;
}
.msg-list { display: grid; gap: 10px; }
.msg {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 14px;
  padding: 12px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background .2s, border-color .2s;
}
.msg:hover { background: rgba(47,107,255,.12); border-color: var(--line); transform: none; }
.thumb { min-height: 84px; border-radius: 14px; }
.msg time { display: block; color: var(--violet); font-size: 12px; }
.more-wrap { margin-top: 16px; }
.more-link {
  color: var(--text);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(159,212,255,.45);
}
.more-link:hover { background: rgba(58,160,255,.12); color: #fff; }
.big-wrap { padding: 28px 26px; }
.big-num {
  font-size: 84px;
  line-height: 1;
  font-weight: 700;
  background: linear-gradient(90deg, #fff, var(--ice));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.topic-grid { display: grid; grid-template-columns: 1.3fr .85fr; gap: 16px; align-items: start; }
.topic { padding: 20px; transition: transform .2s, border-color .2s; }
.topic:hover { transform: translateY(-4px); border-color: rgba(159,212,255,.7); }
.accordion { --bs-accordion-bg: transparent; --bs-accordion-border-color: transparent; --bs-accordion-btn-focus-box-shadow: none; }
.accordion-item {
  background: var(--glass);
  border: 1px solid var(--glass-line) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  overflow: hidden;
  margin-bottom: 12px;
}
.accordion-button {
  background: transparent;
  color: var(--text);
  font-size: 16px;
  box-shadow: none;
  min-height: 58px;
}
.accordion-button:not(.collapsed) { background: rgba(47,107,255,.18); color: #fff; }
.accordion-button::after { filter: invert(1) grayscale(1) brightness(2); }
.accordion-button:focus { box-shadow: inset 0 0 0 2px rgba(58,160,255,.45); border-color: transparent; }
.accordion-body { color: var(--muted); background: rgba(7,11,20,.28); }
.text-links { list-style: none; display: grid; gap: 10px; }
.text-links a {
  display: flex;
  align-items: center;
  min-height: 52px;
  padding: 0 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(16,28,52,.35);
  color: var(--text);
}
.text-links a:hover { background: rgba(47,107,255,.14); color: #fff; }
.cta-box { padding: 32px 28px; display: flex; justify-content: space-between; gap: 18px; align-items: center; }
.site-footer {
  padding: 42px 16px 56px;
  text-align: center;
  border-top: 1px solid var(--line);
  background: #060914;
}
.site-footer strong { display: block; font-size: 18px; margin-bottom: 8px; }
.foot-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 16px; margin: 12px 0; }
.foot-links a { color: var(--muted); min-height: 44px; display: inline-flex; align-items: center; }
.foot-links a:hover { color: #fff; }
.copy { color: var(--muted); font-size: 13px; margin-top: 8px; }
@media (max-width: 1199.98px) {
  h1 { font-size: 36px; }
}
@media (max-width: 991.98px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-panel {
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    margin: 0;
    padding: 6px 6px 10px;
  }
  .nav-panel.show { display: flex; }
  .capsule { flex-wrap: wrap; border-radius: 28px; }
  .nav-links { flex-direction: column; align-items: stretch; }
  .nav-links a { min-height: 44px; }
  .search-pill, .search-input { width: 100%; }
  .hero-grid, .solution-grid, .topic-grid, .people-board { grid-template-columns: 1fr; }
  .people-card.wide { grid-row: auto; min-height: 0; }
  .comment:nth-child(2), .comment:nth-child(4) { margin-left: 0; }
  .cta-box { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 767.98px) {
  :root { --pad: 40px; }
  body { padding-top: 92px; font-size: 16px; }
  .wrap { width: min(var(--max), calc(100% - 28px)); }
  .compare, .scene-grid { grid-template-columns: 1fr; }
  .metric-rail { display: grid; grid-template-columns: 1fr 1fr; overflow: visible; }
  .metric { flex: none; }
  .msg { grid-template-columns: 86px minmax(0, 1fr); }
  .big-num { font-size: 64px; }
  h1 { font-size: 34px; }
  h2 { font-size: 24px; }
}
@media (max-width: 575.98px) {
  body { padding-top: 86px; }
  .topbar { top: 0; left: 0; transform: none; width: 100%; }
  .capsule { border-radius: 0 0 22px 22px; }
  .metric-rail, .scene-grid, .compare { grid-template-columns: 1fr; }
  .hero-actions .btn-glow, .hero-actions .btn-line, .cta-box .btn-glow { width: 100%; }
  .brand { font-size: 14px; white-space: normal; }
}

/* roulang page: category1 */
:root {
  --bg: #070B14;
  --blue: #2F6BFF;
  --blue-2: #3AA0FF;
  --ice: #9FD4FF;
  --violet: #B14CFF;
  --text: #E7EEF8;
  --muted: #9AABC4;
  --line: rgba(159,212,255,.18);
  --glass: rgba(16,28,52,.55);
  --glass-line: rgba(159,212,255,.28);
  --shadow: 0 12px 40px rgba(0,0,0,.35);
  --radius: 18px;
  --narrow: 720px;
  --mid: 860px;
  --max: 1120px;
  --pad: 64px;
}
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  background:
    radial-gradient(920px 420px at 8% -8%, rgba(47,107,255,.24), transparent 62%),
    radial-gradient(680px 360px at 100% 0%, rgba(177,76,255,.14), transparent 58%),
    var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 17px;
  line-height: 1.8;
  letter-spacing: 0;
  padding-top: 108px;
}
img { max-width: 100%; display: block; }
button, input { font: inherit; color: inherit; }
a { color: var(--ice); text-decoration: none; }
a:hover { color: #fff; }
p { margin: 0 0 12px; }
h1, h2, h3 { letter-spacing: 0; font-weight: 700; line-height: 1.3; }
h1 { font-size: 40px; margin: 10px 0 8px; }
h2 { font-size: 28px; margin: 0 0 16px; }
h3 { font-size: 18px; margin: 0 0 6px; }
.container { max-width: var(--max); }
.narrow { width: min(var(--narrow), 100%); margin: 0 auto; }
.muted { color: var(--muted); }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  color: #f3e9ff;
  background: rgba(177,76,255,.18);
  border: 1px solid rgba(177,76,255,.45);
  font-size: 12px;
  line-height: 1;
}
.topbar {
  position: fixed;
  z-index: 1030;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: min(var(--max), calc(100% - 24px));
}
.capsule {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 64px;
  padding: 8px 10px 8px 18px;
  border-radius: 999px;
  background: var(--glass);
  border: 1px solid var(--glass-line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  white-space: nowrap;
}
.brand small {
  color: #f3e9ff;
  font-size: 11px;
  font-weight: 500;
  padding: 2px 6px;
  border-radius: 999px;
  border: 1px solid rgba(177,76,255,.5);
}
.nav-toggle {
  margin-left: auto;
  display: none;
  min-width: 44px;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--glass-line);
  background: transparent;
  color: var(--text);
  cursor: pointer;
}
.nav-panel { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  color: var(--text);
  min-height: 40px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 14px;
  transition: background .2s, box-shadow .2s, border-color .2s, color .2s;
}
.nav-links a:hover { background: rgba(47,107,255,.16); color: #fff; }
.nav-links a.active {
  border-color: rgba(61,220,255,.85);
  box-shadow: 0 0 0 1px rgba(61,220,255,.35), 0 0 16px rgba(61,220,255,.28);
}
.search-pill {
  display: flex;
  align-items: center;
  height: 40px;
  padding: 0 4px 0 14px;
  border-radius: 999px;
  background: rgba(7,11,20,.45);
  border: 1px solid var(--glass-line);
}
.search-input {
  width: 148px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font-size: 13px;
}
.search-input::placeholder { color: var(--muted); }
.search-pill button {
  height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(159,212,255,.4);
  background: transparent;
  color: var(--text);
  box-shadow: none;
  cursor: pointer;
}
.search-pill button:hover { background: rgba(58,160,255,.14); }
.search-input:focus { outline: none; }
.search-pill:focus-within { box-shadow: 0 0 0 2px rgba(58,160,255,.45); }
.block { padding: var(--pad) 0; }
.block.alt {
  background: rgba(159,212,255,.045);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.head-block { padding: 8px 0 6px; }
.head-block .one-line { margin: 0; font-size: 16px; }
.glass {
  background: var(--glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-line);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}
.guide-card { padding: 22px 24px; }
.guide-card p { margin: 0; color: var(--muted); }
.msg-list { display: grid; gap: 12px; width: min(var(--mid), 100%); margin: 0 auto; }
.msg-row {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 14px;
  border-radius: var(--radius);
  background: var(--glass);
  border: 1px solid var(--glass-line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  transition: background .2s, border-color .2s;
}
.msg-row:hover { background: rgba(47,107,255,.2); border-color: rgba(159,212,255,.45); transform: none; }
.cover {
  min-height: 86px;
  border-radius: 14px;
  display: flex;
  align-items: flex-end;
  padding: 8px;
  color: #fff;
  font-size: 12px;
  overflow: hidden;
  border: 1px solid rgba(159,212,255,.28);
}
.cover span { position: relative; z-index: 1; }
.c1 { background: radial-gradient(42px 32px at 22% 28%, rgba(159,212,255,.95), transparent 70%), radial-gradient(56px 40px at 78% 72%, rgba(47,107,255,.85), transparent 72%), #101c34; }
.c2 { background: radial-gradient(36px 36px at 70% 24%, rgba(177,76,255,.75), transparent 70%), radial-gradient(48px 34px at 24% 78%, rgba(58,160,255,.7), transparent 72%), #12182c; }
.c3 { background: radial-gradient(50px 28px at 50% 20%, rgba(159,212,255,.8), transparent 68%), linear-gradient(160deg, #13284d, #0b1222); }
.c4 { background: radial-gradient(40px 40px at 18% 70%, rgba(47,107,255,.9), transparent 70%), radial-gradient(30px 30px at 80% 30%, rgba(177,76,255,.55), transparent 70%), #0d1830; }
.c5 { background: radial-gradient(64px 24px at 40% 60%, rgba(58,160,255,.75), transparent 70%), #10192e; }
.c6 { background: radial-gradient(28px 28px at 30% 30%, rgba(159,212,255,.9), transparent 70%), radial-gradient(36px 36px at 72% 68%, rgba(47,107,255,.8), transparent 72%), #0e1730; }
.c7 { background: radial-gradient(46px 20px at 60% 40%, rgba(177,76,255,.45), transparent 70%), linear-gradient(180deg, #16315f, #0b1220); }
.c8 { background: radial-gradient(34px 34px at 50% 46%, rgba(159,212,255,.55), transparent 68%), #121a2e; }
.msg-body p { margin: 0 0 4px; color: var(--muted); font-size: 15px; line-height: 1.7; }
.msg-body time { color: var(--muted); font-size: 13px; }
.msg-body h3 a { color: var(--text); }
.msg-body h3 a:hover { color: var(--ice); }
.more-line { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.more-line p { margin: 0; color: var(--muted); }
.more-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--ice);
  border-bottom: 1px solid rgba(159,212,255,.45);
  white-space: nowrap;
}
.timeline { margin: 0; padding: 0 0 0 18px; list-style: none; border-left: 1px solid var(--line); }
.time-item { position: relative; padding: 0 0 22px 8px; }
.time-item::before {
  content: "";
  position: absolute;
  left: -23px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--blue-2);
  box-shadow: 0 0 12px rgba(61,220,255,.65);
}
.time-item time { display: block; color: var(--violet); font-size: 13px; line-height: 1.4; }
.time-item a { color: var(--text); }
.time-item a:hover { color: var(--ice); }
.count { color: var(--violet); font-weight: 700; }
.device-card { padding: 22px 22px 18px; height: 100%; transition: transform .2s, border-color .2s; }
.device-card:hover { transform: translateY(-4px); border-color: rgba(159,212,255,.7); }
.device-card p:last-child { margin-bottom: 0; }
.device-card ul { margin: 0; padding-left: 18px; color: var(--muted); }
.device-card li + li { margin-top: 8px; }
.accordion-item {
  background: var(--glass);
  border: 1px solid var(--glass-line) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  overflow: hidden;
  margin-bottom: 12px;
}
.accordion-button {
  background: transparent;
  color: var(--text);
  font-size: 16px;
  line-height: 1.5;
  box-shadow: none;
  min-height: 58px;
}
.accordion-button:not(.collapsed) { background: rgba(47,107,255,.18); color: #fff; }
.accordion-button::after { filter: invert(1) grayscale(1) brightness(2); }
.accordion-button:focus { box-shadow: inset 0 0 0 2px rgba(58,160,255,.45); border-color: transparent; }
.accordion-body { color: var(--muted); background: transparent; line-height: 1.8; }
.cta-box { padding: 28px 26px; }
.cta-box p { color: var(--muted); margin-bottom: 16px; }
.btn-glow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  border: 0;
  font-size: 15px;
  color: #fff;
  background: linear-gradient(90deg, var(--blue), var(--blue-2));
  box-shadow: 0 0 18px rgba(61,220,255,.45);
  cursor: pointer;
  transition: transform .2s, box-shadow .2s, filter .2s;
}
.btn-glow:hover {
  color: #fff;
  filter: brightness(1.12);
  transform: translateY(-2px);
  box-shadow: 0 0 28px rgba(61,220,255,.7);
}
.site-footer {
  width: min(var(--narrow), calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 64px;
  text-align: center;
  border-top: 1px solid var(--line);
}
.site-footer strong { display: block; margin-bottom: 8px; }
.foot-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 16px; margin: 8px 0 12px; }
.foot-links a { color: var(--muted); min-height: 44px; display: inline-flex; align-items: center; }
.foot-links a:hover { color: #fff; }
.copy { color: var(--muted); font-size: 13px; margin: 0; }
:focus-visible { outline: 2px solid rgba(58,160,255,.85); outline-offset: 2px; }
@media (min-width: 1200px) {
  .container { max-width: 1120px; }
}
@media (min-width: 992px) {
  .nav-panel.collapse { display: flex !important; height: auto !important; visibility: visible; }
}
@media (max-width: 991.98px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .capsule { flex-wrap: wrap; border-radius: 28px; }
  .nav-panel {
    display: none;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    margin: 8px 0 4px;
    gap: 8px;
  }
  .nav-panel.show { display: flex; }
  .nav-links { flex-direction: column; align-items: stretch; }
  .nav-links a { min-height: 44px; }
  .search-pill { width: 100%; }
  .search-input { flex: 1; width: auto; }
}
@media (max-width: 767.98px) {
  :root { --pad: 40px; }
  body { padding-top: 96px; font-size: 16px; }
  h1 { font-size: 34px; }
  h2 { font-size: 24px; }
  .msg-row { grid-template-columns: 88px minmax(0, 1fr); gap: 12px; }
  .more-line { flex-direction: column; align-items: flex-start; }
  .device-card:hover, .btn-glow:hover { transform: none; }
}
@media (max-width: 575.98px) {
  .topbar { top: 8px; width: calc(100% - 16px); }
  .brand { white-space: normal; font-size: 14px; }
  .capsule { padding: 8px; }
  .cover { min-height: 72px; }
  .cta-box, .guide-card, .device-card { padding: 16px; }
}

/* 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}