/* roulang page: index */
:root {
  --blue: #3E6D99;
  --blue-deep: #2A4F73;
  --accent: #D87A5A;
  --accent-deep: #C26548;
  --bg: #F4F7FB;
  --bg-alt: #EEF3F8;
  --surface: #FFFFFF;
  --ink: #1C2430;
  --muted: #5E6C7B;
  --line: #E2E9F1;
  --shadow: 0 12px 32px rgba(42, 79, 115, .08);
  --shadow-hover: 0 12px 32px rgba(42, 79, 115, .14);
  --radius: 16px;
  --radius-sm: 12px;
  --pill: 999px;
  --pad: 84px;
  --focus: 0 0 0 2px #FFFFFF, 0 0 0 4px #3E6D99;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 16px; color: var(--ink); }
a { color: var(--blue-deep); text-decoration: none; }
a:hover { color: var(--blue); }
p { margin: 0; }
h1, h2, h3 { margin: 0; line-height: 1.35; font-weight: 700; color: var(--ink); letter-spacing: 0; }
h1 { font-size: clamp(28px, 4vw, 40px); }
h2 { font-size: clamp(22px, 2.6vw, 30px); }
h3 { font-size: 18px; }
ul { margin: 0; padding: 0; }
.num { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.nav-shell {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 10px;
  padding-bottom: 10px;
}
.brand {
  order: 1;
  color: var(--blue-deep);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.25;
  white-space: nowrap;
}
.brand:hover { color: var(--blue); }
.nav-cta { order: 3; margin-left: 0; }
.nav-toggle {
  order: 4;
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--blue-deep);
  border-radius: 2px;
}
#navMain { order: 2; flex: 1 1 auto; }
.menu {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.menu a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--blue-deep);
  font-weight: 600;
}
.menu a:hover { background: var(--bg-alt); color: var(--blue-deep); }
.menu a.active {
  background: #E7F0F8;
  color: var(--blue-deep);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover, .btn-accent:focus { background: var(--accent-deep); color: #fff; }
.btn-line { background: #fff; color: var(--blue-deep); border-color: var(--blue); }
.btn-line:hover { background: #E7F0F8; color: var(--blue-deep); }
.cta-flag {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 8px;
  border-radius: var(--pill);
  background: rgba(255,255,255,.22);
  color: #fff;
  font-size: 12px;
  font-style: normal;
  font-weight: 700;
}
.board { padding: 36px 0 28px; }
.board-main {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: 36px;
  align-items: center;
}
.kicker, .status-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.lead-sub { margin-top: 12px; color: var(--blue-deep); font-weight: 700; }
.lead-text { margin-top: 12px; max-width: 680px; color: var(--ink); }
.board-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }
.badge-pill, .count-pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 12px;
  border-radius: var(--pill);
  border: 1px solid var(--line);
  background: #fff;
  color: var(--blue-deep);
  font-size: 13px;
  font-weight: 700;
}
.badge-accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.count-pill { color: var(--accent-deep); border-color: #F0D2C6; background: #FFF7F4; }
.metric-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.metric-card, .matrix-card, .poster-card, .compare-card, .step-card, .topic-card, .quote-card, .form-card, .entry-row, .guard-item, .scene-item, .qa-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.metric-card { padding: 16px 14px 14px; }
.metric-card:hover, .matrix-card:hover, .poster-card:hover, .compare-card:hover, .step-card:hover, .topic-card:hover, .quote-card:hover, .entry-row:hover, .guard-item:hover, .scene-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.metric-num { display: block; color: var(--blue-deep); font-size: 30px; font-weight: 700; line-height: 1.1; }
.metric-num small { margin-left: 4px; font-size: 13px; font-weight: 600; color: var(--muted); }
.metric-label { display: block; margin-top: 6px; color: var(--muted); font-size: 13px; }
.band { padding: var(--pad) 0; }
.section-a { background: #fff; }
.section-b { background: var(--bg-alt); }
.kicker-text {
  margin-bottom: 8px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
}
.section-lead { max-width: 760px; margin-top: 12px; color: var(--muted); }
.entry-bar { margin-top: 28px; }
.entry-head, .entry-row {
  display: grid;
  grid-template-columns: 1.1fr 1.2fr .8fr .8fr .7fr;
  gap: 12px;
  align-items: center;
}
.entry-head {
  padding: 0 18px 10px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}
.entry-row {
  margin-bottom: 10px;
  padding: 14px 18px;
  color: var(--ink);
  transition: transform .2s ease, box-shadow .2s ease;
}
.entry-row strong { color: var(--blue-deep); }
.entry-row i { display: none; font-style: normal; color: var(--muted); margin-right: 6px; font-weight: 600; }
.entry-row em {
  justify-self: start;
  font-style: normal;
  min-height: 26px;
  padding: 2px 10px;
  border-radius: var(--pill);
  background: #E7F0F8;
  color: var(--blue-deep);
  font-size: 12px;
  font-weight: 700;
}
.entry-row em.hot { background: var(--accent); color: #fff; }
.matrix, .poster-grid, .compare-grid, .step-grid, .scene-grid, .quote-grid, .form-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}
.matrix { grid-template-columns: 1.35fr .9fr .9fr; }
.matrix-card { padding: 16px; transition: transform .2s ease, box-shadow .2s ease; }
.matrix-card.span-2 { grid-column: span 2; display: grid; grid-template-columns: 1.15fr .85fr; gap: 16px; align-items: center; }
.matrix-card p, .poster-card p, .step-card p, .topic-card p, .guard-item p, .scene-item p, .side span, .field-list em, .news-main p, .quote-card p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.7;
}
.ph {
  display: flex;
  align-items: flex-end;
  padding: 14px;
  border-radius: 12px;
  background: #E7EDF4;
  color: var(--blue-deep);
  font-weight: 700;
}
.ph-169 { aspect-ratio: 16 / 9; }
.ph-34 { aspect-ratio: 3 / 4; }
.poster-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.poster-card { overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.poster-card .ph { border-radius: 0; }
.poster-card div { padding: 14px 14px 16px; }
.compare-grid, .scene-grid { grid-template-columns: 1fr 1fr; }
.compare-card, .scene-item, .quote-card { padding: 20px; transition: transform .2s ease, box-shadow .2s ease; }
.side-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 16px; }
.side { padding: 12px; border-radius: 12px; background: var(--bg); border: 1px solid var(--line); }
.side b { display: block; color: var(--blue-deep); }
.field-list { list-style: none; margin-top: 14px; }
.field-list li {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}
.field-list span { color: var(--blue-deep); font-weight: 700; }
.field-list em { font-style: normal; margin-top: 0; }
.step-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.step-card { padding: 18px; transition: transform .2s ease, box-shadow .2s ease; }
.step-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #E7F0F8;
  color: var(--blue-deep);
  font-weight: 700;
}
.time-list { list-style: none; margin-top: 28px; position: relative; }
.time-list::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: var(--line);
}
.time-item { position: relative; padding: 0 0 28px 52px; }
.time-item:last-child { padding-bottom: 0; }
.time-item::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--blue);
}
.time-item h3 { font-size: 18px; }
.time-item p { margin-top: 6px; color: var(--muted); max-width: 720px; }
.news-list { margin-top: 12px; }
.news-item {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.news-main { min-width: 0; }
.news-main a { color: var(--ink); font-weight: 700; font-size: 18px; }
.news-main a:hover { color: var(--blue-deep); }
.news-meta { flex: 0 0 220px; text-align: right; color: var(--muted); font-size: 14px; }
.news-meta b { display: block; color: var(--blue-deep); font-weight: 700; }
.more-wrap { margin-top: 18px; }
.hscroll {
  display: flex;
  gap: 16px;
  margin-top: 28px;
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-snap-type: x mandatory;
}
.topic-card { flex: 0 0 280px; scroll-snap-align: start; overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.topic-card .pad { padding: 14px 14px 16px; }
.topic-card a { color: var(--ink); }
.topic-card a:hover { color: var(--blue-deep); }
.guard-list { display: grid; gap: 12px; margin-top: 28px; }
.guard-item { display: grid; grid-template-columns: 140px 1fr; gap: 16px; align-items: center; padding: 16px 18px; transition: transform .2s ease, box-shadow .2s ease; }
.guard-item h3 { color: var(--blue-deep); font-size: 17px; }
.guard-item p { margin-top: 0; }
.qa-list { display: grid; gap: 12px; margin-top: 28px; }
.qa-item { padding: 16px 18px; }
.qa-item h3 { font-size: 17px; }
.acc-list { margin-top: 28px; }
.acc-item {
  margin-bottom: 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.acc-item .accordion-button {
  min-height: 56px;
  background: #fff;
  color: var(--ink);
  font-weight: 700;
  box-shadow: none;
  padding: 14px 18px;
}
.acc-item .accordion-button:not(.collapsed) { background: var(--bg-alt); color: var(--blue-deep); }
.acc-item .accordion-button:focus { box-shadow: none; }
.acc-item .accordion-button::after { filter: none; }
.acc-item .accordion-body { padding: 4px 18px 16px; color: var(--muted); background: var(--bg-alt); }
.quote-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.quote-card p { color: var(--ink); }
.quote-card cite { display: block; margin-top: 12px; color: var(--blue); font-style: normal; font-size: 13px; font-weight: 700; }
.form-card { padding: 22px; box-shadow: var(--shadow); }
.form-grid { grid-template-columns: 1fr 1fr; margin-top: 0; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label { font-weight: 700; color: var(--blue-deep); }
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 12px 14px;
  outline: none;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--blue); }
.form-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.form-note { min-height: 24px; margin-top: 12px; font-weight: 700; }
.form-note.is-ok { color: var(--blue-deep); }
.form-note.is-bad { color: var(--accent-deep); }
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 40px 0 28px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr 1fr; gap: 28px; }
.foot-brand { color: var(--blue-deep); font-weight: 700; font-size: 18px; }
.foot-grid p { margin-top: 8px; color: var(--muted); }
.foot-grid h2 { font-size: 16px; margin-bottom: 8px; }
.foot-links { list-style: none; }
.foot-links a { display: inline-flex; min-height: 32px; align-items: center; color: var(--blue-deep); }
.foot-links a:hover { color: var(--blue); }
.copy { margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
@media (max-width: 1024px) {
  .poster-grid, .quote-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 991.98px) {
  .nav-toggle { display: inline-flex; }
  .nav-cta { order: 2; margin-left: auto; }
  .nav-toggle { order: 3; }
  #navMain { order: 4; flex-basis: 100%; }
  .menu { flex-direction: column; align-items: stretch; padding: 6px 0 12px; }
  .board-main, .matrix, .compare-grid, .scene-grid { grid-template-columns: 1fr 1fr; }
  .matrix-card.span-2 { grid-column: span 2; }
  .step-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .band { padding: 64px 0; }
}
@media (max-width: 768px) {
  .board-main, .matrix, .poster-grid, .compare-grid, .step-grid, .scene-grid, .quote-grid, .form-grid, .foot-grid { grid-template-columns: 1fr; }
  .matrix-card.span-2 { grid-column: auto; grid-template-columns: 1fr; }
  .entry-head { display: none; }
  .entry-row { grid-template-columns: 1fr; gap: 6px; }
  .entry-row i { display: inline; }
  .news-item, .guard-item, .field-list li, .side-row { display: block; }
  .news-meta { flex-basis: auto; text-align: left; margin-top: 8px; }
  .guard-item h3, .field-list span { margin-bottom: 4px; }
  .hscroll { flex-direction: column; overflow: visible; }
  .topic-card { flex-basis: auto; }
  .band { padding: 48px 0; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .brand { font-size: 14px; white-space: normal; max-width: 9.2em; }
  .nav-cta { padding: 0 10px; font-size: 13px; }
  .cta-flag { display: none; }
  .board-actions { flex-direction: column; }
  .board-actions .btn { width: 100%; }
  .metric-num { font-size: 26px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category1 */
:root {
 --blue: #3E6D99;
 --blue-deep: #2A4F73;
 --accent: #D87A5A;
 --accent-deep: #C26548;
 --bg: #F4F7FB;
 --bg-alt: #EEF3F8;
 --surface: #FFFFFF;
 --ink: #1C2430;
 --muted: #5E6C7B;
 --line: #E2E9F1;
 --shadow: 0 12px 32px rgba(42, 79, 115, .08);
 --shadow-hover: 0 12px 32px rgba(42, 79, 115, .14);
 --radius: 16px;
 --radius-sm: 12px;
 --pill: 999px;
 --pad: 84px;
 --focus: 0 0 0 2px #FFFFFF, 0 0 0 4px #3E6D99;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 background: var(--bg);
 color: var(--ink);
 font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 16px; color: var(--ink); }
a { color: var(--blue-deep); text-decoration: none; }
a:hover { color: var(--blue); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
 outline: none;
 box-shadow: var(--focus);
}
p { margin: 0; }
h1, h2, h3 { margin: 0; font-weight: 800; line-height: 1.35; color: var(--ink); }
.num { font-variant-numeric: tabular-nums; }
.site-header {
 position: sticky;
 top: 0;
 z-index: 40;
 background: #fff;
 border-bottom: 1px solid var(--line);
}
.nav-shell {
 min-height: 72px;
 display: flex;
 align-items: center;
 gap: 12px;
 flex-wrap: wrap;
 padding-top: 10px;
 padding-bottom: 10px;
}
.brand {
 order: 1;
 color: var(--blue-deep);
 font-weight: 700;
 font-size: 18px;
 line-height: 1.25;
 white-space: nowrap;
}
.brand:hover { color: var(--blue); }
.nav-cta { order: 3; margin-left: 0; }
.nav-toggle {
 order: 4;
 display: none;
 width: 44px;
 height: 44px;
 border: 1px solid var(--line);
 border-radius: 12px;
 background: #fff;
 padding: 0;
 align-items: center;
 justify-content: center;
 flex-direction: column;
 gap: 4px;
}
.nav-toggle span {
 display: block;
 width: 18px;
 height: 2px;
 background: var(--blue-deep);
 border-radius: 2px;
}
#navMain { order: 2; flex: 1 1 auto; }
.menu {
 display: flex;
 align-items: center;
 gap: 6px;
 list-style: none;
 margin: 0;
 padding: 0;
}
.menu a {
 display: inline-flex;
 align-items: center;
 min-height: 40px;
 padding: 0 12px;
 border-radius: 999px;
 color: var(--blue-deep);
 font-weight: 600;
}
.menu a:hover { background: var(--bg-alt); color: var(--blue-deep); }
.menu a.active, .menu a:active {
 background: #E7F0F8;
 color: var(--blue-deep);
}
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 44px;
 padding: 0 18px;
 border-radius: 12px;
 border: 1px solid transparent;
 font-weight: 700;
 line-height: 1;
 cursor: pointer;
 background: #fff;
 color: var(--blue-deep);
 transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-accent:hover, .btn-accent:focus { background: var(--accent-deep); color: #fff; border-color: var(--accent-deep); }
.btn-line { background: #fff; color: var(--blue-deep); border-color: var(--blue); }
.btn-line:hover, .btn-line:focus { background: #E7F0F8; color: var(--blue-deep); }
.cta-flag {
 display: inline-flex;
 align-items: center;
 min-height: 22px;
 padding: 0 8px;
 border-radius: var(--pill);
 background: rgba(255,255,255,.22);
 color: #fff;
 font-size: 12px;
 font-style: normal;
 font-weight: 700;
}
.badge-pill, .count-pill {
 display: inline-flex;
 align-items: center;
 min-height: 28px;
 padding: 0 12px;
 border-radius: var(--pill);
 border: 1px solid var(--line);
 background: #fff;
 color: var(--blue-deep);
 font-size: 13px;
 font-weight: 700;
 white-space: nowrap;
}
.badge-accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.count-pill { color: var(--accent-deep); border-color: #F0D2C6; background: #FFF7F4; }
.section { padding: var(--pad) 0; }
.section-a { background: #fff; }
.section-b { background: var(--bg-alt); }
.cat-head {
 padding: 32px 0 24px;
 background: var(--bg);
}
.cat-head h1 { font-size: 34px; max-width: 820px; }
.range {
 margin-top: 12px;
 max-width: 720px;
 color: var(--ink);
 font-size: 16px;
}
.status-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 14px; }
.section-head { max-width: 760px; margin-bottom: 22px; }
.section-head h2 { font-size: 28px; }
.section-head p { margin-top: 8px; color: var(--muted); }
.filter-bar {
 display: flex;
 flex-wrap: wrap;
 gap: 18px 28px;
 padding: 16px 18px;
 background: var(--surface);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
}
.filter-group { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.filter-label { color: var(--muted); font-size: 13px; font-weight: 700; margin-right: 2px; }
.chip {
 min-height: 36px;
 padding: 0 14px;
 border-radius: var(--pill);
 border: 1px solid var(--line);
 background: #fff;
 color: var(--blue-deep);
 font-weight: 700;
 font-size: 14px;
 cursor: pointer;
 transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.chip:hover { background: #E7F0F8; transform: translateY(-1px); }
.chip:active { transform: translateY(0); }
.chip[aria-pressed="true"] {
 background: var(--blue-deep);
 border-color: var(--blue-deep);
 color: #fff;
}
.info-list, .extra-wrap { display: flex; flex-direction: column; gap: 14px; }
.extra-wrap { display: none; }
.extra-wrap.open { display: flex; }
.info-card, .point-card, .diff-card, .article-row, .qa-item, .form-card, .guard-row li {
 background: var(--surface);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
}
.info-card {
 display: grid;
 grid-template-columns: 196px minmax(0, 1fr);
 gap: 16px;
 padding: 14px;
 transition: transform .2s ease, box-shadow .2s ease;
}
.info-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.ph {
 aspect-ratio: 16 / 9;
 border-radius: var(--radius-sm);
 background: #E6EDF4;
 color: var(--blue-deep);
 display: flex;
 align-items: center;
 justify-content: center;
 font-weight: 800;
 font-size: 18px;
}
.info-top, .article-main, .meta-line, .form-actions {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 10px;
}
.info-top h3 { font-size: 18px; }
.info-body p, .point-card p, .article-main p, .qa-item p, .diff-card p {
 margin-top: 8px;
 color: var(--muted);
 font-size: 14.5px;
 line-height: 1.7;
}
.meta-line {
 justify-content: flex-start;
 flex-wrap: wrap;
 margin-top: 10px;
 color: var(--muted);
 font-size: 13px;
}
.meta-line span {
 min-height: 26px;
 padding: 2px 10px;
 border-radius: var(--pill);
 background: var(--bg-alt);
}
.list-more { margin-top: 18px; }
.empty-tip { color: var(--muted); padding: 8px 2px 0; }
.point-grid, .diff-grid, .article-list, .qa-list, .form-grid {
 display: grid;
 gap: 16px;
}
.point-grid { grid-template-columns: 1.35fr .85fr; }
.point-main { grid-row: span 2; }
.point-wide { grid-column: 1 / -1; }
.point-card, .diff-card, .qa-item, .form-card { padding: 20px; transition: transform .2s ease, box-shadow .2s ease; }
.point-card:hover, .diff-card:hover, .article-row:hover, .qa-item:hover {
 transform: translateY(-2px);
 box-shadow: var(--shadow-hover);
}
.point-card h3, .diff-card h3, .qa-item h3 { font-size: 18px; color: var(--blue-deep); }
.diff-grid { grid-template-columns: 1.2fr .8fr; align-items: stretch; }
.diff-side { display: flex; flex-direction: column; gap: 16px; }
.field-list { list-style: none; margin: 14px 0 0; padding: 0; }
.field-list li {
 display: flex;
 justify-content: space-between;
 gap: 12px;
 padding: 10px 0;
 border-bottom: 1px solid var(--line);
 font-size: 14.5px;
}
.field-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.field-list span { color: var(--muted); }
.field-list b { color: var(--ink); font-weight: 800; text-align: right; }
.article-list { grid-template-columns: 1fr; }
.article-row {
 display: grid;
 grid-template-columns: minmax(0, 1fr) auto;
 gap: 18px;
 padding: 18px 20px;
 align-items: center;
}
.article-row h3 { font-size: 18px; color: var(--blue-deep); }
.article-meta {
 display: flex;
 flex-direction: column;
 align-items: flex-end;
 gap: 4px;
 color: var(--muted);
 font-size: 13px;
 min-width: 108px;
}
.qa-list { grid-template-columns: 1fr 1fr; }
.qa-item p { color: var(--ink); }
.guard-row {
 display: grid;
 grid-template-columns: repeat(4, minmax(0, 1fr));
 gap: 12px;
 list-style: none;
 margin: 0 0 22px;
 padding: 0;
}
.guard-row li {
 padding: 14px 16px;
 color: var(--blue-deep);
 font-weight: 700;
 font-size: 14.5px;
 line-height: 1.6;
 box-shadow: none;
}
.form-card { padding: 22px; }
.form-grid { grid-template-columns: 1fr 1fr; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field span { font-weight: 700; color: var(--blue-deep); font-size: 14px; }
.field input, .field select, .field textarea {
 width: 100%;
 min-height: 44px;
 padding: 10px 12px;
 border: 1px solid var(--line);
 border-radius: var(--radius-sm);
 background: #fff;
 outline: none;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--blue); box-shadow: var(--focus); }
.form-actions { justify-content: flex-start; flex-wrap: wrap; margin-top: 16px; }
.form-note {
 margin-top: 14px;
 padding: 12px 14px;
 border-radius: var(--radius-sm);
 background: #FFF7F4;
 color: var(--accent-deep);
 border: 1px solid #F0D2C6;
 font-weight: 700;
}
.site-footer {
 background: #fff;
 border-top: 1px solid var(--line);
 padding: 48px 0 28px;
}
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr 1fr; gap: 28px; }
.foot-brand { color: var(--blue-deep); font-weight: 800; font-size: 18px; }
.site-footer h2 { font-size: 16px; color: var(--blue-deep); margin-bottom: 10px; }
.site-footer p { margin-top: 8px; color: var(--muted); }
.foot-links { list-style: none; margin: 0; padding: 0; }
.foot-links a { display: inline-flex; min-height: 32px; align-items: center; color: var(--blue-deep); font-weight: 700; }
.foot-links a:hover { color: var(--blue); }
.copy {
 margin-top: 28px;
 padding-top: 16px;
 border-top: 1px solid var(--line);
 color: var(--muted);
 font-size: 14px;
}
@media (min-width: 992px) {
 #navMain.collapse { display: block !important; height: auto !important; visibility: visible; }
 .nav-cta { margin-left: auto; }
}
@media (max-width: 991.98px) {
 .nav-toggle { display: inline-flex; }
 .nav-cta { margin-left: auto; }
 #navMain { order: 5; flex: 1 0 100%; }
 .menu { flex-direction: column; align-items: stretch; padding: 4px 0 12px; }
 .menu a { width: 100%; }
 .section { padding: 64px 0; }
 .point-grid, .diff-grid, .qa-list, .guard-row { grid-template-columns: 1fr 1fr; }
 .point-main { grid-row: auto; }
 .diff-side { display: grid; grid-template-columns: 1fr 1fr; }
 .cat-head h1, .section-head h2 { font-size: 28px; }
}
@media (max-width: 767.98px) {
 .info-card, .article-row, .point-grid, .diff-grid, .diff-side, .qa-list, .form-grid, .guard-row, .foot-grid {
 grid-template-columns: 1fr;
 }
 .article-meta { align-items: flex-start; flex-direction: row; flex-wrap: wrap; }
 .point-wide { grid-column: auto; }
 .cat-head { padding: 24px 0 18px; }
 .cat-head h1 { font-size: 26px; }
 .section { padding: 48px 0; }
}
@media (max-width: 520px) {
 .brand { font-size: 14px; white-space: normal; max-width: 42vw; }
 .cta-flag { display: none; }
 .nav-cta { padding: 0 10px; font-size: 13px; }
 .filter-bar { padding: 14px; }
 .info-top { align-items: flex-start; flex-direction: column; }
}

/* 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}