/* roulang page: index */
:root {
  --canvas: #F5F7FB;
  --primary: #2A62D8;
  --primary-hover: #1E4EAE;
  --primary-soft: #E7EEFB;
  --amber: #E3A008;
  --amber-soft: #FFF6DE;
  --teal: #3C9BA8;
  --teal-soft: #E5F5F6;
  --text: #1C2430;
  --muted: #5C6778;
  --line: #E4E9F2;
  --card: #FFFFFF;
  --shadow: 0 10px 30px rgba(42, 98, 216, 0.08);
  --shadow-deep: 0 16px 36px rgba(42, 98, 216, 0.16);
  --radius: 18px;
  --radius-sm: 12px;
  --shell: 1140px;
  --bs-primary: #2A62D8;
  --bs-primary-rgb: 42, 98, 216;
  --bs-link-color: #2A62D8;
  --bs-link-hover-color: #1E4EAE;
  --bs-body-color: #1C2430;
  --bs-body-bg: #F5F7FB;
  --bs-border-color: #E4E9F2;
  --bs-border-radius: 12px;
  --bs-accordion-active-bg: #ffffff;
  --bs-accordion-active-color: #1C2430;
  --bs-accordion-btn-focus-box-shadow: none;
  --bs-accordion-border-color: #E4E9F2;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--text);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16.5px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--primary); }
:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}
.shell {
  width: min(var(--shell), calc(100% - 40px));
  margin: 0 auto;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  flex: 0 0 auto;
}
.brand:hover { color: var(--text); }
.brand-mark {
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
}
.brand-name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.2;
}
.brand-sub {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
}
.seg-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  max-width: 100%;
}
.seg-chip {
  height: 36px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: #fff;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.seg-chip:hover {
  color: var(--primary);
  background: var(--primary-soft);
}
.seg-chip.is-active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.seg-chip.is-active:hover { color: #fff; }
.header-cta { flex: 0 0 auto; }
.btn-brand, .btn-line {
  height: 46px;
  padding: 0 18px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 650;
  line-height: 1;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.btn-brand {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 8px 16px rgba(42, 98, 216, 0.12);
}
.btn-brand:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  color: #fff;
  box-shadow: 0 14px 22px rgba(30, 78, 174, 0.18);
}
.btn-line {
  background: #fff;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-line:hover {
  background: var(--primary-soft);
  color: var(--primary-hover);
}
.block { padding: 96px 0; }
.block-white { background: #fff; }
.section-head { max-width: 760px; margin-bottom: 32px; }
.section-head h2, .hero-copy h1, .workbench h2 {
  margin: 0;
  color: var(--text);
}
.section-head h2 {
  font-size: 30px;
  font-weight: 650;
  line-height: 1.3;
  letter-spacing: 0.01em;
}
.section-head p, .hero-lead {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16.5px;
}
.hero-copy h1 {
  font-size: 46px;
  font-weight: 700;
  line-height: 1.25;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  margin-bottom: 14px;
  border-radius: 999px;
  background: var(--amber-soft);
  color: #8A6204;
  font-size: 13px;
  font-weight: 700;
}
.hero-sentence {
  margin: 16px 0 0;
  font-size: 18px;
  font-weight: 650;
  color: var(--text);
  line-height: 1.6;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.workbench {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 22px 22px 18px;
}
.workbench h2 {
  font-size: 20px;
  font-weight: 650;
  line-height: 1.4;
}
.wb-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}
.wb-pills { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.cue {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 10px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}
.cue-rail {
  position: relative;
}
.cue-rail::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  display: block;
  margin-top: 7px;
}
.cue-time {
  display: block;
  font-size: 13px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.cue-text {
  display: block;
  margin-top: 4px;
  font-size: 16px;
  line-height: 1.6;
}
.cue-text.is-bad {
  color: #8A4B12;
  background: #FFF8EE;
  border-radius: 8px;
  padding: 4px 8px;
  letter-spacing: 0.04em;
}
.cue-text.is-ok {
  color: #0E6A72;
  background: var(--teal-soft);
  border-radius: 8px;
  padding: 4px 8px;
}
.wb-foot {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding-top: 8px;
}
.tag {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
}
.tag-amber { background: var(--amber-soft); color: #8A6204; }
.tag-teal { background: var(--teal-soft); color: var(--teal); }
.tag-muted { background: #F1F4F9; color: var(--muted); }
.scene-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 16px;
  padding-top: 8px;
}
.scene-chip {
  height: 36px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid #F3D48A;
  background: #fff;
  color: #7A5A10;
  font-size: 14px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.scene-chip i {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--amber);
  display: block;
}
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
  height: 100%;
}
.panel h3 {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 650;
  line-height: 1.4;
}
.panel p { margin: 0; color: var(--muted); font-size: 15.5px; }
.panel-tall { min-height: 100%; background: linear-gradient(#fff, #fff); }
.panel-span { display: flex; gap: 28px; align-items: center; }
.panel-span .span-index {
  flex: 0 0 auto;
  font-size: 34px;
  font-weight: 700;
  color: var(--amber);
  line-height: 1;
}
.codec-layout {
  display: grid;
  grid-template-columns: 1.35fr 0.75fr;
  gap: 22px;
  align-items: start;
}
.table-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.codec-table { width: 100%; border-collapse: collapse; }
.codec-table th, .codec-table td {
  text-align: left;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  font-size: 15px;
}
.codec-table th {
  background: #F8FAFD;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}
.codec-table tr:last-child td { border-bottom: 0; }
.codec-table td:first-child { font-weight: 700; white-space: nowrap; }
.state-bad { color: #8A4B12; }
.state-ok { color: var(--teal); font-weight: 650; }
.note-card p + p { margin-top: 12px; }
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.metric {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px 24px 22px;
}
.metric b {
  display: block;
  font-size: 42px;
  line-height: 1;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: -0.03em;
}
.metric span {
  display: block;
  margin-top: 12px;
  color: var(--text);
  font-weight: 650;
  font-size: 16px;
}
.metric small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}
.steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.steps::before {
  content: "";
  position: absolute;
  top: 21px;
  left: 4%;
  right: 4%;
  height: 1px;
  background: var(--line);
}
.step {
  position: relative;
  background: transparent;
}
.step-no {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid #F3D48A;
  color: #8A6204;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 750;
  position: relative;
  z-index: 1;
}
.step h3 {
  margin: 14px 0 6px;
  font-size: 18px;
  font-weight: 650;
}
.step p { margin: 0; color: var(--muted); font-size: 14.5px; }
.format-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  align-items: start;
  padding-bottom: 28px;
}
.format-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px 26px 22px;
}
.format-card:nth-child(2), .format-card:nth-child(4) { transform: translateY(28px); }
.format-card .fmt-ico {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 750;
  margin-bottom: 14px;
}
.format-card:nth-child(2) .fmt-ico { background: var(--amber-soft); color: #8A6204; }
.format-card:nth-child(3) .fmt-ico { background: #F1F4F9; color: var(--text); }
.format-card:nth-child(4) .fmt-ico { background: var(--teal-soft); color: var(--teal); }
.format-card h3 { margin: 0 0 8px; font-size: 20px; font-weight: 650; }
.format-card p { margin: 0; color: var(--muted); }
.format-card.tall { min-height: 248px; }
.format-card.short { min-height: 188px; }
.format-card.mid { min-height: 214px; }
.case-wall {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 22px;
}
.case {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
}
.case-a { grid-column: 1 / -1; width: min(100%, 860px); }
.case-b { grid-column: 2 / 3; }
.case-c { grid-column: 1 / 2; }
.case-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
}
.case-head strong { font-size: 16px; }
.case-split { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.case-cell {
  border-radius: 12px;
  padding: 14px;
  min-height: 92px;
}
.case-cell em {
  display: block;
  font-style: normal;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 6px;
}
.case-cell b { font-weight: 650; font-size: 16px; letter-spacing: 0.02em; }
.cell-bad { background: #FFF8EE; }
.cell-bad em { color: #8A6204; }
.cell-ok { background: var(--teal-soft); }
.cell-ok em, .cell-ok b { color: #0E6A72; }
.tab-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.tab-btn {
  height: 36px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
}
.tab-btn.is-active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.tab-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 30px;
}
.tab-panel h3 { margin: 0 0 8px; font-size: 20px; font-weight: 650; }
.tab-panel p { margin: 0; color: var(--muted); }
.entry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.entry-card {
  display: flex;
  flex-direction: column;
  min-height: 240px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 32px;
  color: var(--text);
}
.entry-card:hover {
  color: var(--text);
  box-shadow: var(--shadow-deep);
}
.entry-card h3 { margin: 14px 0 10px; font-size: 28px; font-weight: 700; line-height: 1.3; }
.entry-card p { margin: 0; color: var(--muted); }
.entry-card .go {
  margin-top: auto;
  padding-top: 22px;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
}
.news-layout {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 22px;
  align-items: stretch;
}
.news-main {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
  min-height: 100%;
  color: var(--text);
}
.news-main:hover { color: var(--text); box-shadow: var(--shadow-deep); }
.news-main h3 { margin: 16px 0 10px; font-size: 26px; font-weight: 700; line-height: 1.35; }
.news-main p { margin: 0; color: var(--muted); }
.news-list {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.news-item {
  display: block;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
}
.news-item:last-child { border-bottom: 0; }
.news-item:hover { background: #F8FAFD; color: var(--text); }
.news-item strong { display: block; font-size: 16px; font-weight: 650; line-height: 1.5; }
.news-item span { display: block; margin-top: 4px; color: var(--muted); font-size: 14px; }
.more-row { margin-top: 18px; }
.logo-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.logo-pill {
  flex: 1 1 180px;
  height: 74px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #F7F8FB;
  color: #8B95A5;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.faq-wrap .accordion {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow);
}
.faq-wrap .accordion-item { border: 0; border-bottom: 1px solid var(--line); background: #fff; }
.faq-wrap .accordion-item:last-child { border-bottom: 0; }
.faq-wrap .accordion-header { margin: 0; }
.faq-wrap .accordion-button {
  font-size: 17px;
  font-weight: 650;
  color: var(--text);
  background: #fff;
  box-shadow: none;
  padding: 20px 22px;
  gap: 12px;
}
.faq-wrap .accordion-button:not(.collapsed) {
  color: var(--text);
  background: #fff;
  box-shadow: none;
}
.faq-wrap .accordion-button::after {
  width: 10px;
  height: 10px;
  background-image: none;
  border-right: 2px solid var(--primary);
  border-bottom: 2px solid var(--primary);
  transform: rotate(45deg);
  margin-left: auto;
}
.faq-wrap .accordion-button:not(.collapsed)::after { transform: rotate(-135deg); }
.faq-wrap .accordion-body {
  padding: 0 22px 20px;
  color: var(--muted);
  font-size: 16px;
}
.assure {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 8px;
}
.assure-item { padding: 18px 18px 16px; }
.assure-item + .assure-item { border-left: 1px solid var(--line); }
.assure-item h3 { margin: 0 0 6px; font-size: 18px; font-weight: 650; }
.assure-item p { margin: 0; color: var(--muted); font-size: 14.5px; }
.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 22px;
  align-items: start;
}
.form-card, .side-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
}
.field { margin-bottom: 14px; }
.field label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 700;
}
.field .hint { display: block; margin-top: -2px; margin-bottom: 6px; color: var(--muted); font-size: 13px; }
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 12px 14px;
  font-size: 16px;
  line-height: 1.5;
  outline: none;
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(42, 98, 216, 0.18);
}
.field input.is-invalid, .field select.is-invalid, .field textarea.is-invalid {
  border-color: var(--amber);
  box-shadow: 0 0 0 2px rgba(227, 160, 8, 0.25);
}
.form-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.form-result {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--amber-soft);
  color: #6F5208;
  font-size: 14px;
}
.side-card h3 { margin: 0 0 10px; font-size: 20px; font-weight: 650; }
.side-card ul { margin: 0; padding: 0; list-style: none; }
.side-card li {
  padding: 12px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 15px;
}
.side-card li strong { display: block; color: var(--text); font-size: 15px; }
.site-footer {
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 42px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 28px;
}
.footer-title {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
}
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links a { font-size: 15px; }
.footer-brand p { margin: 12px 0 0; color: var(--muted); font-size: 14px; max-width: 360px; }
.copyline {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
@media (max-width: 991.98px) {
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .steps::before { display: none; }
  .codec-layout, .news-layout, .contact-grid, .entry-grid { grid-template-columns: 1fr; }
  .case-b, .case-c { grid-column: auto; }
  .panel-span { display: block; }
  .panel-span .span-index { margin-bottom: 8px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767.98px) {
  .block { padding: 52px 0; }
  .header-inner { flex-wrap: wrap; min-height: 0; padding: 12px 0; }
  .seg-nav {
    order: 3;
    margin-left: 0;
    width: 100%;
    overflow-x: auto;
    justify-content: flex-start;
    border-radius: 16px;
  }
  .header-cta { margin-left: auto; }
  .hero-copy h1 { font-size: 36px; }
  .section-head h2 { font-size: 26px; }
  .scene-row, .tab-row { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; }
  .steps { grid-template-columns: 1fr; }
  .step { padding-left: 0; border-left: 0; }
  .format-grid, .case-split, .metric-grid, .assure, .footer-grid { grid-template-columns: 1fr; }
  .format-card:nth-child(2), .format-card:nth-child(4) { transform: none; }
  .format-grid { padding-bottom: 0; }
  .case-wall { grid-template-columns: 1fr; }
  .case-a, .case-b, .case-c { grid-column: auto; width: 100%; }
  .assure-item + .assure-item { border-left: 0; border-top: 1px solid var(--line); }
  .entry-card h3, .news-main h3 { font-size: 22px; }
}
@media (max-width: 520px) {
  .shell { width: min(var(--shell), calc(100% - 28px)); }
  .hero-copy h1 { font-size: 32px; }
  .brand-name { font-size: 15px; }
  .header-cta { height: 40px; padding: 0 12px; }
  .hero-actions .btn-brand, .hero-actions .btn-line { width: 100%; }
  .metric b { font-size: 34px; }
  .codec-table th, .codec-table td { padding: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

/* roulang page: category2 */
:root {
 --canvas: #F5F7FB;
 --primary: #2A62D8;
 --primary-hover: #1E4EAE;
 --primary-soft: #E7EEFB;
 --amber: #E3A008;
 --amber-soft: #FFF6DE;
 --teal: #3C9BA8;
 --teal-soft: #E5F5F6;
 --text: #1C2430;
 --muted: #5C6778;
 --line: #E4E9F2;
 --card: #FFFFFF;
 --shadow: 0 10px 30px rgba(42, 98, 216, 0.08);
 --shadow-deep: 0 16px 36px rgba(42, 98, 216, 0.16);
 --radius: 18px;
 --radius-sm: 12px;
 --shell: 1140px;
 --bs-primary: #2A62D8;
 --bs-primary-rgb: 42, 98, 216;
 --bs-link-color: #2A62D8;
 --bs-link-hover-color: #1E4EAE;
 --bs-body-color: #1C2430;
 --bs-body-bg: #F5F7FB;
 --bs-border-color: #E4E9F2;
 --bs-border-radius: 12px;
 --bs-accordion-active-bg: #ffffff;
 --bs-accordion-active-color: #1C2430;
 --bs-accordion-btn-focus-box-shadow: none;
 --bs-accordion-border-color: #E4E9F2;
}
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 background: var(--canvas);
 color: var(--text);
 font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
 font-size: 16.5px;
 line-height: 1.8;
 -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--primary); }
.shell {
 width: min(var(--shell), calc(100% - 40px));
 margin: 0 auto;
}
.site-header {
 position: sticky;
 top: 0;
 z-index: 40;
 background: #fff;
 border-bottom: 1px solid var(--line);
}
.header-inner {
 min-height: 76px;
 display: flex;
 align-items: center;
 gap: 18px;
}
.brand {
 display: inline-flex;
 align-items: center;
 gap: 10px;
 color: var(--text);
 flex: 0 0 auto;
}
.brand:hover { color: var(--text); }
.brand-mark { width: 36px; height: 36px; flex: 0 0 36px; }
.brand-name {
 font-size: 16px;
 font-weight: 700;
 letter-spacing: 0.01em;
 line-height: 1.2;
}
.brand-sub {
 display: block;
 margin-top: 2px;
 font-size: 12px;
 font-weight: 600;
 color: var(--primary);
}
.seg-nav {
 margin-left: auto;
 display: flex;
 align-items: center;
 gap: 6px;
 padding: 4px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 max-width: 100%;
}
.seg-chip {
 height: 36px;
 padding: 0 16px;
 border-radius: 999px;
 border: 1px solid transparent;
 background: #fff;
 color: var(--text);
 display: inline-flex;
 align-items: center;
 justify-content: center;
 font-size: 14px;
 font-weight: 600;
 white-space: nowrap;
 transition: background .2s ease, color .2s ease, border-color .2s ease;
}
button.seg-chip { cursor: pointer; }
.seg-chip:hover { color: var(--primary); background: var(--primary-soft); }
.seg-chip.is-active { background: var(--primary); color: #fff; border-color: var(--primary); }
.seg-chip.is-active:hover { color: #fff; }
.header-cta { flex: 0 0 auto; }
.btn-brand, .btn-line {
 height: 46px;
 padding: 0 18px;
 border-radius: var(--radius-sm);
 display: inline-flex;
 align-items: center;
 justify-content: center;
 font-size: 15px;
 font-weight: 650;
 line-height: 1;
 border: 1px solid transparent;
 cursor: pointer;
 transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.btn-brand {
 background: var(--primary);
 color: #fff;
 border-color: var(--primary);
 box-shadow: 0 8px 16px rgba(42, 98, 216, 0.12);
}
.btn-brand:hover {
 background: var(--primary-hover);
 border-color: var(--primary-hover);
 color: #fff;
 box-shadow: 0 14px 22px rgba(30, 78, 174, 0.18);
}
.btn-line { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-line:hover { background: var(--primary-soft); color: var(--primary-hover); }
.btn-brand:focus-visible, .btn-line:focus-visible, .seg-chip:focus-visible, .article-card:focus-visible, .rel-item:focus-visible {
 outline: 2px solid var(--primary);
 outline-offset: 3px;
}
.block { padding: 96px 0; }
.block-white { background: #fff; }
.block-canvas { background: var(--canvas); }
.block-close { background: #EAF1FC; }
.section-head { max-width: 760px; margin-bottom: 28px; }
.section-head h2, .page-head h1, .close-copy h2 {
 margin: 0;
 color: var(--text);
}
.section-head h2, .close-copy h2 {
 font-size: 30px;
 font-weight: 650;
 line-height: 1.3;
}
.section-head p, .page-lead, .close-copy p {
 margin: 12px 0 0;
 color: var(--muted);
 font-size: 16.5px;
}
.page-head h1 {
 font-size: 44px;
 font-weight: 700;
 line-height: 1.25;
}
.page-kicker {
 display: inline-flex;
 align-items: center;
 height: 28px;
 padding: 0 10px;
 margin-bottom: 14px;
 border-radius: 999px;
 background: var(--amber-soft);
 color: #8A6204;
 font-size: 13px;
 font-weight: 700;
}
.status-line {
 display: flex;
 flex-wrap: wrap;
 gap: 10px;
 margin-top: 22px;
}
.status-item {
 height: 40px;
 padding: 0 14px;
 border-radius: 999px;
 background: #fff;
 border: 1px solid var(--line);
 display: inline-flex;
 align-items: center;
 gap: 8px;
 font-size: 14px;
 font-weight: 650;
 color: var(--text);
}
.status-dot { width: 8px; height: 8px; border-radius: 2px; background: var(--primary); }
.status-dot.amber { background: var(--amber); }
.status-dot.teal { background: var(--teal); }
.status-item em { font-style: normal; color: var(--muted); font-weight: 600; font-size: 13px; }
.method-switch {
 display: inline-flex;
 gap: 6px;
 padding: 4px;
 border: 1px solid var(--line);
 border-radius: 999px;
 background: #fff;
 margin-bottom: 22px;
 max-width: 100%;
}
.method-pane { display: none; }
.method-pane.is-show { display: block; }
.pane-card {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 28px 30px;
}
.pane-card h3 { margin: 0; font-size: 20px; font-weight: 650; }
.pane-card p { margin: 10px 0 0; color: var(--muted); }
.sample-row {
 margin-top: 18px;
 display: flex;
 flex-wrap: wrap;
 gap: 10px;
 align-items: center;
 padding: 14px;
 border-radius: 12px;
 background: var(--canvas);
 border: 1px solid var(--line);
}
.sample-bad, .sample-ok {
 font-size: 15px;
 font-weight: 650;
 padding: 4px 10px;
 border-radius: 8px;
}
.sample-bad { color: #8A6204; background: var(--amber-soft); }
.sample-ok { color: var(--teal); background: var(--teal-soft); }
.tag {
 display: inline-flex;
 align-items: center;
 height: 28px;
 padding: 0 10px;
 border-radius: 999px;
 background: var(--primary-soft);
 color: var(--primary);
 font-size: 12px;
 font-weight: 700;
}
.tag-amber { background: var(--amber-soft); color: #8A6204; }
.tag-teal { background: var(--teal-soft); color: var(--teal); }
.tag-muted { background: #F1F4F9; color: var(--muted); }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.list-lead { margin: 0 0 18px; color: var(--text); font-size: 16.5px; }
.list-col { min-width: 0; }
.article-card {
 display: flex;
 flex-direction: column;
 align-items: flex-start;
 height: 100%;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 26px 28px;
 transition: box-shadow .2s ease, border-color .2s ease;
}
.article-card:hover { color: inherit; border-color: #D5E0F6; box-shadow: var(--shadow-deep); }
.article-card h3 { margin: 14px 0 8px; font-size: 19px; font-weight: 650; line-height: 1.45; }
.card-sum {
 margin: 0;
 width: 100%;
 color: var(--muted);
 font-size: 14px;
 white-space: nowrap;
 overflow: hidden;
 text-overflow: ellipsis;
}
.more-bar {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 18px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 26px 28px;
}
.more-bar h2 { margin: 0; font-size: 24px; font-weight: 650; }
.more-bar p { margin: 8px 0 0; color: var(--muted); }
.note-panel {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 overflow: hidden;
}
.note-row {
 display: grid;
 grid-template-columns: 148px 1fr;
 gap: 18px;
 padding: 22px 28px;
 border-top: 1px solid var(--line);
}
.note-row:first-child { border-top: 0; }
.note-key { font-weight: 700; color: var(--primary); }
.note-row p { margin: 0; color: var(--text); }
.fmt-cell {
 height: 100%;
 min-height: 210px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 24px;
 display: flex;
 flex-direction: column;
 align-items: flex-start;
}
.fmt-ico {
 width: 42px;
 height: 42px;
 border-radius: 12px;
 display: flex;
 align-items: center;
 justify-content: center;
 margin-bottom: 16px;
}
.fmt-ico svg { width: 22px; height: 22px; }
.fmt-ico.blue { background: var(--primary-soft); color: var(--primary); }
.fmt-ico.amber { background: var(--amber-soft); color: #8A6204; }
.fmt-ico.teal { background: var(--teal-soft); color: var(--teal); }
.fmt-ico.ink { background: #F1F4F9; color: var(--text); }
.fmt-cell h3 { margin: 0; font-size: 18px; font-weight: 700; }
.fmt-cell p { margin: 8px 0 0; color: var(--muted); font-size: 14.5px; }
.fmt-cell .tag { margin-top: auto; }
.rel-list { display: flex; flex-direction: column; gap: 12px; }
.rel-item {
 display: grid;
 grid-template-columns: auto 1fr auto;
 gap: 14px;
 align-items: center;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 14px;
 padding: 16px 18px;
 box-shadow: var(--shadow);
 transition: box-shadow .2s ease, border-color .2s ease;
}
.rel-item:hover { color: inherit; border-color: #D5E0F6; box-shadow: var(--shadow-deep); }
.rel-title { font-weight: 650; min-width: 0; }
.rel-go { color: var(--primary); font-size: 13px; font-weight: 700; white-space: nowrap; }
.close-panel {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 24px;
}
.close-copy { max-width: 720px; }
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 48px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; }
.footer-title { margin: 0 0 12px; font-size: 14px; font-weight: 700; }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links a { color: var(--muted); font-size: 14px; }
.footer-links a:hover { color: var(--primary); }
.footer-brand p { margin: 14px 0 0; color: var(--muted); font-size: 14px; max-width: 360px; }
.copyline { margin: 28px 0 0; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
@media (max-width: 991.98px) {
 .page-head h1 { font-size: 36px; }
 .section-head h2, .close-copy h2 { font-size: 28px; }
 .note-row { grid-template-columns: 120px 1fr; }
}
@media (max-width: 767.98px) {
 .shell { width: min(var(--shell), calc(100% - 28px)); }
 .header-inner { flex-wrap: wrap; min-height: 0; padding: 12px 0; }
 .seg-nav { order: 3; flex: 1 0 100%; margin: 2px 0 8px; overflow-x: auto; }
 .seg-nav::-webkit-scrollbar { display: none; }
 .header-cta { margin-left: auto; }
 .block { padding: 52px 0; }
 .page-head h1 { font-size: 32px; }
 .section-head h2, .close-copy h2, .more-bar h2 { font-size: 26px; }
 .method-switch { overflow-x: auto; }
 .note-row, .footer-grid, .close-panel, .more-bar { grid-template-columns: 1fr; display: grid; }
 .more-bar, .close-panel { align-items: flex-start; }
 .card-sum { white-space: normal; }
 .rel-item { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
 .page-head h1 { font-size: 28px; }
 .status-item { width: 100%; justify-content: flex-start; }
 .pane-card, .article-card, .fmt-cell { padding: 20px; }
}

/* roulang page: category1 */
:root {
  --canvas: #F5F7FB;
  --primary: #2A62D8;
  --primary-hover: #1E4EAE;
  --primary-soft: #E7EEFB;
  --amber: #E3A008;
  --amber-soft: #FFF6DE;
  --teal: #3C9BA8;
  --teal-soft: #E5F5F6;
  --text: #1C2430;
  --muted: #5C6778;
  --line: #E4E9F2;
  --card: #FFFFFF;
  --shadow: 0 10px 30px rgba(42, 98, 216, 0.08);
  --shadow-deep: 0 16px 36px rgba(42, 98, 216, 0.16);
  --radius: 18px;
  --radius-sm: 12px;
  --shell: 1140px;
  --bs-primary: #2A62D8;
  --bs-primary-rgb: 42, 98, 216;
  --bs-link-color: #2A62D8;
  --bs-link-hover-color: #1E4EAE;
  --bs-body-color: #1C2430;
  --bs-body-bg: #F5F7FB;
  --bs-border-color: #E4E9F2;
  --bs-border-radius: 12px;
  --bs-body-font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --bs-accordion-active-bg: #ffffff;
  --bs-accordion-active-color: #1C2430;
  --bs-accordion-btn-focus-box-shadow: none;
  --bs-accordion-border-color: #E4E9F2;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--text);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16.5px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
a:visited { color: inherit; }
a:hover { color: var(--primary); }
a:focus-visible, button:focus-visible, .accordion-button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.shell {
  width: min(var(--shell), calc(100% - 40px));
  margin-inline: auto;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  flex: 0 0 auto;
}
.brand:hover, .brand:visited { color: var(--text); }
.brand-mark { width: 36px; height: 36px; flex: 0 0 36px; }
.brand-name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.2;
}
.brand-sub {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
}
.seg-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  max-width: 100%;
}
.seg-chip {
  height: 36px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: #fff;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.seg-chip:hover { color: var(--primary); background: var(--primary-soft); }
.seg-chip.is-active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.seg-chip.is-active:hover, .seg-chip.is-active:visited { color: #fff; }
.header-cta { flex: 0 0 auto; }
.btn-brand, .btn-line {
  height: 46px;
  padding: 0 18px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 650;
  line-height: 1;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.btn-brand {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 8px 16px rgba(42, 98, 216, 0.12);
}
.btn-brand:hover, .btn-brand:visited:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  color: #fff;
  box-shadow: 0 14px 22px rgba(30, 78, 174, 0.18);
}
.btn-brand:visited { color: #fff; }
.btn-line {
  background: #fff;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-line:hover { background: var(--primary-soft); color: var(--primary-hover); }
.section-head { max-width: 760px; margin-bottom: 28px; }
.section-head h2, .block-title {
  margin: 0;
  color: var(--text);
  font-size: 30px;
  font-weight: 650;
  line-height: 1.3;
  letter-spacing: 0.01em;
}
.section-head p, .lead-note {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16.5px;
}
.tag {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.tag-amber { background: var(--amber-soft); color: #8A6204; }
.tag-teal { background: var(--teal-soft); color: var(--teal); }
.tag-muted { background: #F1F4F9; color: var(--muted); }
.page-section { padding: 96px 0; }
.page-section.alt { background: #fff; }
.page-section.band { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.compact-title {
  margin: 0;
  font-size: 44px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text);
}
.scope {
  margin: 14px 0 0;
  max-width: 640px;
  color: var(--muted);
  font-size: 16.5px;
}
.head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
}
.head-copy h2 { margin: 22px 0 0; }
.crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 13px;
}
.crumb a { color: var(--primary); font-weight: 650; }
.crumb a:hover { color: var(--primary-hover); }
.result-count { text-align: right; min-width: 120px; }
.result-count strong {
  display: block;
  font-size: 56px;
  line-height: 0.95;
  font-weight: 700;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}
.result-count span { display: block; margin-top: 6px; color: var(--amber); font-size: 14px; font-weight: 700; }
.filter-scroll {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}
.filter-chip {
  appearance: none;
  height: 36px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.filter-chip:hover { background: var(--primary-soft); color: var(--primary); border-color: #d5e2fa; }
.filter-chip.is-active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.filter-chip.is-active:hover { background: var(--primary-hover); color: #fff; }
.list-layout { align-items: flex-start; }
.entry-card {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 24px 20px;
  margin-bottom: 14px;
  transition: box-shadow .2s ease, border-color .2s ease;
}
.entry-card:last-child { margin-bottom: 0; }
.entry-card:hover { color: inherit; border-color: #c9d7f5; box-shadow: var(--shadow-deep); }
.entry-card h3 {
  margin: 10px 0 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text);
}
.entry-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.entry-sum {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sticky-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 24px 20px;
}
.sticky-panel h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
}
.side-label {
  margin: 18px 0 6px;
  font-size: 13px;
  color: var(--muted);
}
.side-value { margin: 0; font-size: 16px; font-weight: 700; color: var(--text); }
.side-list { list-style: none; margin: 8px 0 0; padding: 0; }
.side-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-top: 1px solid var(--line);
  font-size: 14px;
}
.side-list b { font-weight: 650; }
.side-list span { color: var(--teal); font-weight: 700; }
.xukan-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--primary-soft);
  border-radius: var(--radius);
  padding: 28px 32px;
}
.xukan-box p { margin: 10px 0 0; color: var(--muted); max-width: 640px; }
.table-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.table-wrap { overflow-x: auto; }
.compare-table { width: 100%; min-width: 680px; border-collapse: collapse; margin: 0; }
.compare-table th, .compare-table td {
  padding: 16px 18px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.6;
}
.compare-table th {
  background: #F8FAFE;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}
.compare-table tr:last-child td { border-bottom: 0; }
.compare-table .code-name { font-weight: 700; color: var(--primary); white-space: nowrap; }
.mojibake { color: #8A6204; font-weight: 700; }
.note-card {
  margin-top: 16px;
  padding: 18px 22px;
  background: var(--teal-soft);
  border-radius: var(--radius-sm);
  color: var(--text);
}
.note-card p { margin: 0; }
.rel-list { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.rel-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line);
}
.rel-row:hover { color: inherit; }
.rel-row:hover .rel-title { color: var(--primary); }
.rel-title { font-size: 18px; font-weight: 700; line-height: 1.45; }
.rel-sum { color: var(--muted); font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.luanma-faq .accordion-item {
  background: #fff;
  border: 1px solid var(--line) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.luanma-faq .accordion-item + .accordion-item { margin-top: 12px; }
.luanma-faq .accordion-button {
  padding: 18px 22px;
  background: #fff;
  color: var(--text);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  box-shadow: none;
}
.luanma-faq .accordion-button:not(.collapsed) {
  background: #fff;
  color: var(--primary);
  box-shadow: none;
}
.luanma-faq .accordion-button::after {
  width: 1rem;
  height: 1rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M4 6l4 4 4-4' stroke='%232A62D8' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: 1rem;
}
.luanma-faq .accordion-body {
  padding: 0 22px 18px;
  color: var(--muted);
  font-size: 16px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
.cta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
}
.cta-row p { margin: 12px 0 0; color: var(--muted); max-width: 680px; }
.site-footer {
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 48px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 28px;
}
.footer-brand p { margin: 14px 0 0; color: var(--muted); font-size: 14px; max-width: 320px; }
.footer-title { margin: 0 0 10px; font-size: 14px; font-weight: 700; color: var(--text); }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links a { color: var(--muted); font-size: 14px; }
.footer-links a:hover { color: var(--primary); }
.copyline {
  margin: 28px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
[hidden] { display: none !important; }
@media (max-width: 1024px) {
  .compact-title { font-size: 40px; }
  .section-head h2, .block-title, .head-copy h2 { font-size: 28px; }
  .rel-row { grid-template-columns: 92px minmax(0, 1fr); }
  .rel-sum { grid-column: 2; }
}
@media (max-width: 991.98px) {
  .sticky-panel { position: static; margin-top: 8px; }
  .result-count strong { font-size: 48px; }
}
@media (min-width: 992px) {
  .sticky-panel { position: sticky; top: 96px; }
}
@media (max-width: 767.98px) {
  .page-section { padding: 52px 0; }
  .header-inner { flex-wrap: wrap; min-height: 0; padding: 12px 0; }
  .seg-nav {
    order: 3;
    margin-left: 0;
    width: 100%;
    overflow-x: auto;
    justify-content: flex-start;
  }
  .header-cta { margin-left: auto; }
  .head-row, .xukan-box, .cta-row, .footer-grid { display: flex; flex-direction: column; align-items: flex-start; }
  .result-count { text-align: left; }
  .footer-grid { display: grid; grid-template-columns: 1fr; }
  .rel-row { grid-template-columns: 1fr; gap: 6px; }
  .rel-sum { white-space: normal; }
  .entry-sum { white-space: normal; }
}
@media (max-width: 520px) {
  .shell { width: min(var(--shell), calc(100% - 28px)); }
  .compact-title { font-size: 32px; }
  .section-head h2, .block-title, .head-copy h2 { font-size: 24px; }
  .result-count strong { font-size: 42px; }
  .xukan-box, .cta-row, .sticky-panel, .entry-card { padding: 18px; }
  .btn-brand, .btn-line { width: 100%; }
}

/* 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}