/* roulang page: index */
:root {
  --primary: #2F5D7C;
  --ink: #1E3F57;
  --sand: #C4A484;
  --paper: #F4F1EB;
  --alt: #E7EEF5;
  --card: #FFFCF8;
  --line: #D5DDE6;
  --text: #243140;
  --muted: #5C6B7A;
  --shadow: 0 14px 36px rgba(30, 63, 87, .08);
  --shadow-hover: 0 22px 42px rgba(30, 63, 87, .14);
  --radius-card: 18px;
  --radius-frame: 14px;
  --radius-input: 12px;
  --space-section: 100px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--text);
  background: var(--paper);
  padding-top: 108px;
}
img { max-width: 100%; display: block; }
button, input { font-family: inherit; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--ink); text-decoration: underline; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
::selection { background: rgba(47, 93, 124, .16); }
h1, h2, h3, p { margin-top: 0; }
h1 {
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.25;
  color: var(--ink);
  font-weight: 700;
  letter-spacing: .01em;
}
h2 {
  font-size: clamp(26px, 2.6vw, 32px);
  line-height: 1.35;
  color: var(--ink);
  font-weight: 700;
  margin-bottom: 14px;
}
h3 { font-size: 18px; line-height: 1.45; color: var(--ink); font-weight: 650; margin-bottom: 6px; }
.section { padding: var(--space-section) 0; }
.section-paper { background: var(--paper); }
.section-alt { background: var(--alt); }
.section-head { max-width: 760px; margin-bottom: 36px; }
.section-lead { margin: 0; color: var(--text); font-size: 16.5px; }
.sand-rule { width: 42px; height: 2px; background: var(--sand); border: 0; margin: 0 0 16px; }

.site-float {
  position: fixed;
  top: 16px;
  left: 0;
  right: 0;
  z-index: 1030;
  display: flex;
  justify-content: center;
  pointer-events: none;
}
.nav-pill {
  pointer-events: auto;
  width: min(1140px, calc(100% - 32px));
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 8px;
  padding: 8px 10px 8px 18px;
  background: rgba(255, 252, 248, .88);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: var(--shadow);
}
.brand {
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.15;
  margin-right: auto;
  min-height: 44px;
  text-decoration: none;
}
.brand:hover { text-decoration: none; }
.brand-main { color: var(--ink); font-weight: 700; font-size: 16px; }
.brand-sub { color: var(--sand); font-size: 12px; margin-top: 2px; }
.brand:hover .brand-main { color: var(--primary); }
.nav-toggle {
  min-width: 44px;
  min-height: 44px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  padding: 0 16px;
  font-size: 14px;
}
.nav-toggle:hover { border-color: var(--primary); color: var(--primary); }
.nav-collapse { display: flex; align-items: center; gap: 2px; }
.nav-collapse a {
  color: var(--ink);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border-radius: 999px;
  font-size: 15px;
  text-decoration: none;
}
.nav-collapse a:hover { color: var(--primary); text-decoration: underline; background: transparent; }
.nav-collapse a.active {
  color: var(--primary);
  box-shadow: inset 0 -2px 0 var(--sand);
  font-weight: 650;
}

.hero-section { padding-top: 24px; padding-bottom: 96px; }
.hero-sub { font-size: 18px; color: var(--ink); margin: 16px 0; line-height: 1.7; }
.hero-lead { color: var(--text); margin-bottom: 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn-main, .btn-ghost {
  min-height: 46px;
  padding: 10px 22px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 650;
  font-size: 15px;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  text-decoration: none;
}
.btn-main { background: var(--primary); color: #fff; border: 1px solid var(--primary); box-shadow: var(--shadow); }
.btn-main:hover, .btn-main:focus { background: var(--ink); border-color: var(--ink); color: #fff; text-decoration: none; transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-ghost:hover, .btn-ghost:focus { color: var(--ink); border-color: var(--ink); text-decoration: none; background: rgba(255,252,248,.7); }
.cover {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-frame);
  border: 1px solid var(--line);
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(47,93,124,.18), rgba(255,252,248,0) 42%),
    linear-gradient(160deg, #d7e4ee 0%, #f7f3ec 52%, #e6d5c4 100%);
}
.cover::before, .cover::after { content: ""; position: absolute; }
.cover::before {
  width: 38%;
  height: 48%;
  right: 8%;
  top: 16%;
  border-radius: 12px;
  border: 1px solid rgba(30,63,87,.16);
  background: rgba(47,93,124,.12);
}
.cover::after {
  width: 46%;
  height: 8px;
  left: 8%;
  bottom: 18%;
  border-radius: 999px;
  background: rgba(196,164,132,.85);
}
.tone-b { background: linear-gradient(160deg, #e7eef5 0%, #f8f4ee 48%, #d5e0ea 100%); }
.tone-c { background: linear-gradient(200deg, #f3ece3 0%, #e7eef5 60%, #f7f4ef 100%); }
.tone-d { background: linear-gradient(135deg, #dfe8f0, #f6f1ea 55%, #eadccb); }
.badge-hd {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 1;
  background: var(--card);
  color: var(--primary);
  border: 1px solid var(--sand);
  border-radius: 999px;
  font-size: 12px;
  line-height: 1;
  padding: 6px 10px;
  letter-spacing: .04em;
}
.cover-caption {
  position: absolute;
  left: 16px;
  bottom: 34px;
  z-index: 1;
  color: var(--ink);
  font-size: 15px;
  font-weight: 650;
}

.pain-list { display: flex; flex-direction: column; gap: 12px; }
.pain-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 18px;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 2px solid var(--sand);
  border-radius: 14px;
  padding: 16px 20px;
  box-shadow: var(--shadow);
}
.pain-row h3 { margin: 0; font-size: 16px; }
.pain-row p { margin: 0; color: var(--muted); font-size: 15px; }

.solution-box {
  display: grid;
  grid-template-columns: 1.4fr .8fr;
  gap: 28px;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 32px;
}
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; }
.chip {
  border-radius: 999px;
  border: 1px solid var(--sand);
  color: var(--ink);
  background: #fbf7f2;
  padding: 8px 14px;
  font-size: 14px;
  line-height: 1.2;
}

.steps { display: flex; gap: 0; }
.step { flex: 1; position: relative; padding-right: 18px; }
.step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 48px;
  right: 10px;
  top: 18px;
  height: 1px;
  background: var(--line);
}
.step-no {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  position: relative;
  z-index: 1;
  margin-bottom: 12px;
}
.step p { margin: 0; color: var(--muted); font-size: 14.5px; }

.sheet-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 14px;
  color: inherit;
  height: 100%;
  transition: transform .2s ease, box-shadow .2s ease;
}
.sheet-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); color: inherit; text-decoration: none; }
.sheet-card:hover .sheet-title { color: var(--ink); text-decoration: underline; }
.sheet-title { color: var(--ink); font-size: 20px; font-weight: 700; margin: 14px 0 4px; }
.sheet-meta { color: var(--sand); font-size: 13px; margin: 0; }
.stack-gap { display: flex; flex-direction: column; gap: 18px; height: 100%; }
.stack-gap .sheet-card { flex: 1; }

.compare {
  display: grid;
  grid-template-columns: 1fr 1px 1fr;
  gap: 28px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 28px;
}
.compare-split { background: var(--line); }
.col-label { font-size: 13px; color: var(--sand); letter-spacing: .08em; margin-bottom: 8px; }
.line-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
}
.line-item:last-child { border-bottom: 0; }
.line-item:hover { color: var(--primary); }
.line-item small { color: var(--sand); font-size: 13px; white-space: nowrap; }

.scene-grid { display: grid; grid-template-columns: 1.4fr 1fr .82fr; gap: 18px; }
.scene {
  display: block;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  padding: 28px 24px;
  min-height: 220px;
  box-shadow: var(--shadow);
  color: inherit;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.scene:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); color: inherit; text-decoration: none; }
.scene:nth-child(1) { background: var(--card); }
.scene:nth-child(2) { background: #f7fafc; min-height: 260px; }
.scene:nth-child(3) { background: #fbf7f2; min-height: 190px; }
.scene p { color: var(--muted); margin: 0; }

.entry-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.entry-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 210px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 28px;
  color: inherit;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.entry-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); color: inherit; text-decoration: none; }
.entry-card strong { font-size: 26px; color: var(--ink); font-weight: 700; }
.entry-card span { color: var(--muted); }
.entry-card em { font-style: normal; color: var(--primary); font-size: 14px; }

.metric-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.metric { padding: 28px 18px; text-align: center; border-right: 1px solid var(--line); }
.metric:last-child { border-right: 0; }
.metric b {
  display: block;
  font-size: 40px;
  line-height: 1.1;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}
.metric span { display: block; color: var(--ink); margin-top: 6px; }
.metric small { color: var(--sand); font-size: 13px; }

.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: start; }
.quote {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 24px;
  margin: 0;
}
.quote p { margin-bottom: 16px; }
.quote figcaption { color: var(--sand); font-size: 13px; }
@media (min-width: 992px) {
  .quote:nth-child(2) { margin-top: 36px; }
  .quote:nth-child(3) { margin-top: 14px; }
}

.need-list { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.need {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.need-name { color: var(--ink); font-weight: 700; }
.need-note { color: var(--muted); margin: 0; }

.timeline { position: relative; padding-left: 28px; max-width: 820px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: var(--line);
}
.time-item { position: relative; padding: 0 0 26px 8px; }
.time-item::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--sand);
  position: absolute;
  left: -28px;
  top: 10px;
}
.time-item time { color: var(--sand); font-size: 13px; }
.time-item a { font-size: 18px; font-weight: 650; }

.stat-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.stat-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 36px 32px;
}
.stat-card b {
  display: block;
  font-size: 64px;
  line-height: 1;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}
.stat-card span { display: block; margin: 10px 0 6px; color: var(--ink); font-weight: 700; font-size: 18px; }
.stat-card p { margin: 0; color: var(--muted); }
.example-tag { color: var(--sand); font-size: 13px; font-weight: 500; }

.rule-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.rule-item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: start;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
}
.ico {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  color: var(--primary);
  background: var(--paper);
}
.ico svg { width: 22px; height: 22px; stroke: currentColor; fill: none; stroke-width: 1.6; }
.rule-item p { margin: 0; color: var(--muted); }

.faq-acc .accordion-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px !important;
  overflow: hidden;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
}
.faq-acc .accordion-button {
  background: var(--card);
  color: var(--ink);
  font-weight: 650;
  font-size: 17px;
  box-shadow: none;
  padding: 18px 20px;
  min-height: 44px;
}
.faq-acc .accordion-button:not(.collapsed) { color: var(--primary); background: #fbfaf7; }
.faq-acc .accordion-button:focus { box-shadow: inset 0 0 0 2px var(--primary); }
.faq-acc .accordion-button::after { filter: none; }
.faq-acc .accordion-body { color: var(--text); padding: 0 20px 18px; }

.closer {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 48px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.closer p { margin: 0; max-width: 640px; }

.site-footer { background: var(--ink); color: #e7eef3; padding: 56px 0 36px; }
.site-footer a { color: #f4f1eb; }
.site-footer a:hover { color: #fff; }
.foot-brand { color: #fff; font-weight: 700; font-size: 18px; margin-bottom: 4px; }
.foot-sub { color: var(--sand); font-size: 13px; margin: 0 0 10px; }
.foot-note { color: #c5d0d8; font-size: 13px; margin: 0; }
.foot-links { list-style: none; margin: 0; padding: 0; }
.foot-links li { margin: 6px 0; }
.foot-links a { min-height: 44px; display: inline-flex; align-items: center; }
.domain-plain { color: #f4f1eb; font-size: 14px; margin: 8px 0 0; }
.copyline { border-top: 1px solid rgba(213,221,230,.25); margin-top: 28px; padding-top: 16px; color: #c5d0d8; font-size: 13px; }

@media (max-width: 1199.98px) {
  .nav-pill { width: min(100% - 24px, 1140px); }
}
@media (max-width: 991.98px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-collapse { display: none; flex-basis: 100%; flex-direction: column; align-items: stretch; padding: 4px 6px 8px; }
  .nav-collapse.show { display: flex; }
  .nav-pill:has(.show) { border-radius: 28px; }
  .pain-row, .solution-box, .need { grid-template-columns: 1fr; }
  .chip-row { justify-content: flex-start; }
  .scene-grid, .entry-grid, .quote-grid, .stat-wrap, .metric-band { grid-template-columns: 1fr 1fr; }
  .compare { grid-template-columns: 1fr; gap: 8px; }
  .compare-split { height: 1px; width: 100%; }
  .closer { flex-direction: column; align-items: flex-start; }
}
@media (min-width: 992px) {
  .nav-toggle { display: none; }
  .nav-collapse.collapse { display: flex !important; height: auto !important; visibility: visible; }
}
@media (max-width: 767.98px) {
  :root { --space-section: 56px; }
  body { padding-top: 96px; }
  .hero-section { padding-bottom: 56px; }
  .steps { flex-direction: column; gap: 22px; }
  .step:not(:last-child)::after { display: none; }
  .scene-grid, .entry-grid, .quote-grid, .stat-wrap, .metric-band { grid-template-columns: 1fr; }
  .metric { border-right: 0; border-bottom: 1px solid var(--line); }
  .stat-card b { font-size: 48px; }
  .sheet-title { font-size: 18px; }
}
@media (max-width: 575.98px) {
  :root { --space-section: 48px; }
  .brand-main { font-size: 14px; }
  .brand-sub { font-size: 11px; }
  .nav-pill { padding-left: 12px; }
  .section-head { margin-bottom: 24px; }
  .solution-box, .compare, .closer { padding: 20px; }
  .pain-row { padding: 14px; }
  h1 { font-size: 32px; }
}

/* roulang page: category2 */
:root {
 --primary: #2F5D7C;
 --ink: #1E3F57;
 --sand: #C4A484;
 --paper: #F4F1EB;
 --alt: #E7EEF5;
 --card: #FFFCF8;
 --line: #D5DDE6;
 --text: #243140;
 --muted: #5C6B7A;
 --shadow: 0 14px 36px rgba(30, 63, 87, .08);
 --shadow-hover: 0 22px 42px rgba(30, 63, 87, .14);
 --radius-card: 18px;
 --radius-frame: 14px;
 --radius-input: 12px;
 --space-section: 100px;
}
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
 font-size: 16.5px;
 line-height: 1.8;
 color: var(--text);
 background: var(--paper);
 padding-top: 108px;
}
img { max-width: 100%; display: block; }
button, input { font-family: inherit; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--ink); text-decoration: underline; }
a:focus-visible, button:focus-visible {
 outline: 2px solid var(--primary);
 outline-offset: 3px;
}
h1, h2, h3, p { margin-top: 0; }
.section { padding: var(--space-section) 0; }
.section-paper { background: var(--paper); }
.section-alt { background: var(--alt); }
.section-head { max-width: 760px; margin-bottom: 28px; }
.section-lead { margin: 0; color: var(--text); font-size: 16.5px; }
h2 {
 font-size: 30px;
 line-height: 1.3;
 color: var(--ink);
 font-weight: 700;
 margin: 0 0 12px;
}
.site-float {
 position: fixed;
 top: 16px;
 left: 0;
 right: 0;
 z-index: 1030;
 display: flex;
 justify-content: center;
 pointer-events: none;
}
.nav-pill {
 pointer-events: auto;
 width: min(1140px, calc(100% - 32px));
 display: flex;
 align-items: center;
 flex-wrap: wrap;
 gap: 6px 8px;
 padding: 8px 10px 8px 18px;
 background: rgba(255, 252, 248, .88);
 backdrop-filter: blur(8px);
 border: 1px solid var(--line);
 border-radius: 999px;
 box-shadow: var(--shadow);
}
.brand {
 display: flex;
 flex-direction: column;
 justify-content: center;
 line-height: 1.15;
 margin-right: auto;
 min-height: 44px;
 text-decoration: none;
}
.brand:hover { text-decoration: none; }
.brand-main { color: var(--ink); font-weight: 700; font-size: 16px; }
.brand-sub { color: var(--sand); font-size: 12px; margin-top: 2px; }
.brand:hover .brand-main { color: var(--primary); }
.nav-toggle {
 display: none;
 min-width: 44px;
 min-height: 44px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: var(--card);
 color: var(--ink);
 padding: 0 16px;
 font-size: 14px;
}
.nav-toggle:hover { border-color: var(--primary); color: var(--primary); }
.nav-collapse { display: flex; align-items: center; gap: 2px; }
.nav-collapse a {
 color: var(--ink);
 min-height: 44px;
 display: inline-flex;
 align-items: center;
 padding: 0 14px;
 border-radius: 999px;
 font-size: 15px;
 text-decoration: none;
}
.nav-collapse a:hover { color: var(--primary); text-decoration: underline; background: transparent; }
.nav-collapse a.active {
 color: var(--primary);
 box-shadow: inset 0 -2px 0 var(--sand);
 font-weight: 650;
}
.page-head { padding: 18px 0 36px; }
.stamp {
 margin: 0 0 10px;
 color: var(--sand);
 font-size: 13px;
 letter-spacing: .04em;
}
.page-head h1 {
 margin: 0 0 10px;
 color: var(--ink);
 font-size: 44px;
 line-height: 1.25;
 font-weight: 700;
}
.page-head .section-lead { max-width: 680px; }
.btn-main, .btn-ghost {
 min-height: 46px;
 padding: 10px 22px;
 border-radius: 999px;
 display: inline-flex;
 align-items: center;
 justify-content: center;
 font-weight: 650;
 font-size: 15px;
 transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
 text-decoration: none;
}
.btn-main { background: var(--primary); color: #fff; border: 1px solid var(--primary); box-shadow: var(--shadow); }
.btn-main:hover, .btn-main:focus { background: var(--ink); border-color: var(--ink); color: #fff; text-decoration: none; transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-ghost:hover, .btn-ghost:focus { color: var(--ink); border-color: var(--ink); text-decoration: none; background: rgba(255,252,248,.7); }
.queue-list {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
 overflow: hidden;
}
.queue-row {
 display: grid;
 grid-template-columns: 56px minmax(0, 1fr) auto auto;
 gap: 8px 16px;
 align-items: center;
 padding: 16px 18px;
 color: var(--ink);
 text-decoration: none;
 border-bottom: 1px solid var(--line);
 transition: background .2s ease;
}
.queue-row:last-child { border-bottom: 0; }
.queue-row:nth-child(odd) { background: #fffdfb; }
.queue-row:nth-child(even) { background: var(--paper); }
.queue-row:hover { background: #e7eef5; color: var(--ink); text-decoration: none; }
.q-no {
 width: 44px;
 height: 44px;
 border-radius: 50%;
 background: var(--primary);
 color: #fff;
 display: inline-flex;
 align-items: center;
 justify-content: center;
 font-size: 14px;
 font-weight: 700;
}
.q-name { font-size: 17px; font-weight: 650; color: var(--ink); }
.q-time { color: var(--muted); font-size: 14px; white-space: nowrap; }
.q-tag {
 border: 1px solid var(--sand);
 color: var(--ink);
 background: #fbf7f2;
 border-radius: 999px;
 font-size: 12px;
 line-height: 1;
 padding: 6px 10px;
 white-space: nowrap;
}
.day-group {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
 margin-bottom: 16px;
 overflow: hidden;
}
.day-group:last-child { margin-bottom: 0; }
.day-head {
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 12px;
 padding: 16px 22px;
 background: #fbf7f2;
 border-bottom: 1px solid var(--line);
}
.day-head strong { color: var(--ink); font-size: 18px; }
.day-head span { color: var(--sand); font-size: 13px; }
.day-list { list-style: none; margin: 0; padding: 6px 0; }
.day-item {
 display: flex;
 justify-content: space-between;
 gap: 16px;
 padding: 12px 22px;
 color: var(--ink);
 border-bottom: 1px solid var(--line);
}
.day-item:last-child { border-bottom: 0; }
.day-item small { color: var(--sand); font-size: 13px; white-space: nowrap; }
.dur-grid {
 display: grid;
 grid-template-columns: 1.45fr .82fr;
 gap: 20px;
}
.dur-panel {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
 padding: 26px 26px 12px;
 min-height: 100%;
}
.dur-panel.short { background: #fffdfb; }
.dur-panel.long { background: var(--alt); }
.dur-kicker {
 margin: 0 0 8px;
 color: var(--sand);
 font-size: 13px;
 letter-spacing: .06em;
}
.dur-panel h3 {
 margin: 0 0 8px;
 color: var(--ink);
 font-size: 22px;
}
.dur-panel .line-item {
 display: flex;
 justify-content: space-between;
 gap: 12px;
 padding: 12px 0;
 border-bottom: 1px solid var(--line);
 color: var(--ink);
}
.dur-panel .line-item:last-child { border-bottom: 0; }
.dur-panel .line-item small { color: var(--sand); white-space: nowrap; font-size: 13px; }
.metric-row {
 display: grid;
 grid-template-columns: repeat(3, 1fr);
 gap: 18px;
}
.metric-lite {
 padding: 8px 8px 4px;
 border-bottom: 1px solid var(--sand);
}
.metric-lite strong {
 display: block;
 color: var(--primary);
 font-size: 42px;
 line-height: 1.1;
 font-weight: 700;
}
.metric-lite b {
 display: block;
 margin-top: 6px;
 color: var(--ink);
 font-size: 16px;
 font-weight: 650;
}
.metric-note { margin: 6px 0 0; color: var(--muted); font-size: 13px; }
.article-list {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
}
.article-line {
 display: flex;
 justify-content: space-between;
 gap: 16px;
 align-items: center;
 padding: 16px 20px;
 border-bottom: 1px solid var(--line);
 color: var(--ink);
 text-decoration: none;
}
.article-line:last-child { border-bottom: 0; }
.article-line:hover { background: #f7fafc; color: var(--primary); text-decoration: none; }
.article-line small { color: var(--sand); font-size: 13px; white-space: nowrap; }
.more-row { display: flex; justify-content: flex-end; }
.close-panel {
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 24px;
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
 padding: 28px 32px;
}
.close-panel p { margin: 0; color: var(--text); max-width: 640px; }
.site-footer {
 background: var(--alt);
 border-top: 1px solid var(--line);
 padding: 64px 0 28px;
}
.foot-brand { color: var(--ink); font-size: 22px; font-weight: 700; line-height: 1.2; }
.foot-sub { color: var(--sand); font-size: 13px; margin: 4px 0 12px; }
.foot-note { color: var(--muted); font-size: 14px; margin: 0 0 10px; }
.domain-plain { color: var(--muted); font-size: 13px; margin: 0; }
.foot-links { list-style: none; margin: 0; padding: 0; }
.foot-links li { margin: 0; }
.foot-links a {
 color: var(--ink);
 min-height: 40px;
 display: inline-flex;
 align-items: center;
 text-decoration: none;
}
.foot-links a:hover { color: var(--primary); text-decoration: underline; }
.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) {
 .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
 .nav-pill { border-radius: 28px; }
 .nav-collapse {
  display: none;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  gap: 2px;
  padding: 4px 4px 8px;
 }
 .nav-collapse.show { display: flex; }
 .nav-collapse a { width: 100%; }
 .dur-grid { grid-template-columns: 1fr; }
}
@media (max-width: 767.98px) {
 :root { --space-section: 56px; }
 body { padding-top: 96px; }
 .page-head h1 { font-size: 34px; }
 h2 { font-size: 26px; }
 .metric-row { grid-template-columns: 1fr; }
 .close-panel { flex-direction: column; align-items: flex-start; padding: 22px; }
 .article-line, .day-item { align-items: flex-start; flex-direction: column; gap: 4px; }
}
@media (max-width: 575.98px) {
 .page-head h1 { font-size: 30px; }
 .queue-row { grid-template-columns: 44px minmax(0, 1fr); }
 .q-time, .q-tag { grid-column: 2; justify-self: start; }
 .metric-lite strong { font-size: 36px; }
}

/* roulang page: category1 */
:root {
  --primary: #2F5D7C;
  --ink: #1E3F57;
  --sand: #C4A484;
  --paper: #F4F1EB;
  --alt: #E7EEF5;
  --card: #FFFCF8;
  --line: #D5DDE6;
  --text: #243140;
  --muted: #5C6B7A;
  --shadow: 0 14px 36px rgba(30, 63, 87, .08);
  --shadow-hover: 0 22px 42px rgba(30, 63, 87, .14);
  --radius-card: 18px;
  --radius-frame: 14px;
  --radius-input: 12px;
  --space-section: 100px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--text);
  background: var(--paper);
  padding-top: 108px;
}
img { max-width: 100%; display: block; }
button, input, select { font-family: inherit; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--ink); text-decoration: underline; }
:focus-visible { outline: 3px solid rgba(47, 93, 124, .35); outline-offset: 2px; }
.container { max-width: 1140px; }
.section { padding: var(--space-section) 0; }
.section-paper { background: var(--paper); }
.section-alt { background: var(--alt); }
.section-lead { margin: 0; color: var(--text); font-size: 16.5px; }
h1, h2, h3 { word-break: break-word; }
.site-float {
  position: fixed;
  top: 16px;
  left: 0;
  right: 0;
  z-index: 1030;
  display: flex;
  justify-content: center;
  pointer-events: none;
}
.nav-pill {
  pointer-events: auto;
  width: min(1140px, calc(100% - 32px));
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 8px;
  padding: 8px 10px 8px 18px;
  background: rgba(255, 252, 248, .88);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: var(--shadow);
}
.brand {
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.15;
  margin-right: auto;
  min-height: 44px;
  text-decoration: none;
}
.brand:hover { text-decoration: none; }
.brand-main { color: var(--ink); font-weight: 700; font-size: 16px; }
.brand-sub { color: var(--sand); font-size: 12px; margin-top: 2px; }
.brand:hover .brand-main { color: var(--primary); }
.nav-toggle {
  display: none;
  min-width: 44px;
  min-height: 44px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  padding: 0 16px;
  font-size: 14px;
}
.nav-toggle:hover { border-color: var(--primary); color: var(--primary); }
.nav-collapse { display: flex; align-items: center; gap: 2px; }
.nav-collapse a {
  color: var(--ink);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border-radius: 999px;
  font-size: 15px;
  text-decoration: none;
}
.nav-collapse a:hover { color: var(--primary); text-decoration: underline; background: transparent; }
.nav-collapse a.active {
  color: var(--primary);
  box-shadow: inset 0 -2px 0 var(--sand);
  font-weight: 650;
}
.page-head { padding: 8px 0 4px; background: var(--paper); }
.page-head-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 28px;
}
.page-head h1 {
  margin: 0;
  font-size: 44px;
  line-height: 1.25;
  color: var(--ink);
  font-weight: 700;
}
.page-sub { margin: 10px 0 0; color: var(--muted); font-size: 16px; }
.sort-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 8px 6px 16px;
  box-shadow: var(--shadow);
  min-height: 48px;
}
.sort-wrap label { color: var(--sand); font-size: 13px; margin: 0; white-space: nowrap; }
.sort-wrap select {
  border: 0;
  background: transparent;
  color: var(--ink);
  font-size: 15px;
  min-height: 40px;
  min-width: 132px;
  border-radius: var(--radius-input);
  padding: 4px 8px;
}
.sort-wrap select:focus { outline: none; box-shadow: 0 0 0 3px rgba(47, 93, 124, .28); }
.section h2 {
  margin: 0 0 14px;
  font-size: 30px;
  line-height: 1.3;
  color: var(--ink);
  font-weight: 700;
}
.section-follow { padding-top: 18px; }
.sheet-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 14px;
  color: inherit;
  height: 100%;
  transition: transform .2s ease, box-shadow .2s ease;
}
.sheet-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); color: inherit; text-decoration: none; }
.sheet-card:hover .sheet-title { color: var(--primary); text-decoration: underline; }
.sheet-title { color: var(--ink); font-size: 20px; font-weight: 700; margin: 14px 0 4px; }
.sheet-meta { color: var(--sand); font-size: 13px; margin: 0; }
.frame {
  position: relative;
  border-radius: var(--radius-frame);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--alt);
  aspect-ratio: 16 / 9;
}
.frame img { width: 100%; height: 100%; object-fit: cover; }
.badge-hd {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 1;
  background: var(--card);
  color: var(--primary);
  border: 1px solid var(--sand);
  border-radius: 999px;
  font-size: 12px;
  line-height: 1;
  padding: 6px 10px;
}
.filter-layout {
  display: grid;
  grid-template-columns: minmax(240px, .85fr) 1.15fr;
  gap: 36px;
  align-items: start;
}
.chip-board { display: flex; flex-direction: column; gap: 14px; }
.chip-line { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.chip-label { min-width: 64px; color: var(--ink); font-weight: 700; font-size: 14px; }
.chip {
  border-radius: 999px;
  border: 1px solid var(--sand);
  color: var(--ink);
  background: #fbf7f2;
  padding: 8px 14px;
  font-size: 14px;
  line-height: 1.2;
  min-height: 44px;
  cursor: pointer;
  transition: color .2s ease, background .2s ease, transform .2s ease;
}
.chip:hover { color: var(--primary); background: var(--card); }
.chip.is-on { color: var(--primary); background: var(--card); box-shadow: inset 0 -2px 0 var(--sand); }
.def-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 48px; }
.def-item {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  margin: 0;
}
.def-item dt { margin: 0; color: var(--primary); font-weight: 700; }
.def-item dd { margin: 0; color: var(--text); }
.order-list { list-style: none; margin: 8px 0 0; padding: 0; max-width: 760px; }
.order-item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 16px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.order-no {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.order-item p { margin: 0; color: var(--ink); }
.order-actions { margin-top: 22px; }
.btn-main, .btn-ghost {
  min-height: 46px;
  padding: 10px 22px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 650;
  font-size: 15px;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  text-decoration: none;
}
.btn-main { background: var(--primary); color: #fff; border: 1px solid var(--primary); box-shadow: var(--shadow); }
.btn-main:hover, .btn-main:focus { background: var(--ink); border-color: var(--ink); color: #fff; text-decoration: none; transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-ghost:hover, .btn-ghost:focus { color: var(--ink); border-color: var(--ink); text-decoration: none; background: rgba(255, 252, 248, .7); }
.week-bar {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}
.week-bar li {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 8px 14px;
  text-align: center;
  box-shadow: var(--shadow);
}
.week-bar span { display: block; color: var(--sand); font-size: 13px; }
.week-bar strong { display: block; color: var(--primary); font-size: 28px; line-height: 1.2; font-weight: 700; }
.week-bar small { color: var(--muted); font-size: 13px; }
.more-row { margin-top: 22px; }
.accordion { --bs-accordion-bg: #FFFCF8; --bs-accordion-border-color: #D5DDE6; --bs-accordion-btn-color: #1E3F57; --bs-accordion-btn-bg: #FFFCF8; --bs-accordion-active-color: #2F5D7C; --bs-accordion-active-bg: #fbf7f2; --bs-accordion-btn-focus-box-shadow: 0 0 0 .25rem rgba(47, 93, 124, .28); --bs-accordion-border-radius: 18px; }
.accordion-item {
  background: var(--card);
  border: 1px solid var(--line) !important;
  border-radius: 18px !important;
  overflow: hidden;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
}
.accordion-button { font-weight: 650; font-size: 16.5px; min-height: 56px; }
.accordion-button:not(.collapsed) { box-shadow: inset 0 -2px 0 var(--sand); }
.accordion-body { color: var(--text); padding-top: 4px; }
.site-footer { background: var(--ink); color: #E7EEF5; padding: 64px 0 28px; }
.site-footer a { color: #F4F1EB; }
.site-footer a:hover { color: #fff; }
.foot-brand { font-size: 22px; font-weight: 700; color: #fff; line-height: 1.3; }
.foot-sub { color: var(--sand); margin: 4px 0 12px; font-size: 14px; }
.foot-note { color: #D5DDE6; font-size: 14px; margin: 0 0 10px; }
.domain-plain { color: var(--sand); font-size: 13px; margin: 0; }
.foot-links { list-style: none; padding: 0; margin: 0; }
.foot-links a { display: inline-flex; min-height: 44px; align-items: center; }
.copyline {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(213, 221, 230, .25);
  color: #C9D3DE;
  font-size: 13px;
}
@media (min-width: 992px) {
  .nav-toggle { display: none; }
  #navMenu.nav-collapse { display: flex !important; height: auto !important; }
}
@media (max-width: 1024px) {
  .page-head h1 { font-size: 38px; }
  .section h2 { font-size: 28px; }
}
@media (max-width: 991.98px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-pill { border-radius: 28px; }
  #navMenu.nav-collapse { display: none; flex-basis: 100%; flex-direction: column; align-items: stretch; padding: 4px 0 8px; }
  #navMenu.nav-collapse.show { display: flex !important; }
  #navMenu.nav-collapse a { width: 100%; }
}
@media (max-width: 768px) {
  body { padding-top: 96px; }
  .section { padding: 56px 0; }
  .page-head-row { flex-direction: column; align-items: flex-start; }
  .page-head h1 { font-size: 32px; }
  .filter-layout, .def-grid { grid-template-columns: 1fr; }
  .def-item { grid-template-columns: 76px 1fr; }
  .week-bar { display: flex; overflow-x: auto; padding-bottom: 6px; }
  .week-bar li { min-width: 92px; flex: 0 0 auto; }
}
@media (max-width: 520px) {
  body { padding-top: 88px; font-size: 16px; }
  .section { padding: 48px 0; }
  .page-head h1 { font-size: 28px; }
  .section h2 { font-size: 24px; }
  .sort-wrap { width: 100%; justify-content: space-between; }
  .sheet-title { font-size: 18px; }
  .order-item { grid-template-columns: 44px 1fr; gap: 12px; }
  .nav-pill { width: calc(100% - 20px); padding-left: 14px; }
}

/* 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}