/* roulang page: index */
:root {
  --ink: #241018;
  --paper: #f4efe6;
  --paper-2: #fbf7f1;
  --sand: #efe4d6;
  --magenta: #e2186a;
  --magenta-deep: #b01054;
  --iris: #5b46d6;
  --apricot: #ffb089;
  --text: #1c1420;
  --text-soft: #f7f1ea;
  --muted: #6e5b66;
  --line: #e4d9cc;
  --radius-panel: 18px;
  --radius-card: 14px;
  --radius-badge: 999px;
  --radius-btn: 10px;
  --shadow: 0 8px 24px rgba(36, 16, 24, .12);
  --space-section: 5.25rem;
  --header-h: 76px;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --serif: "Noto Serif SC", "Songti SC", serif;
  --bs-primary: #e2186a;
  --bs-link-color: #241018;
  --bs-link-hover-color: #e2186a;
  --bs-body-color: #1c1420;
  --bs-body-bg: #f4efe6;
  --bs-border-color: #e4d9cc;
  --bs-border-radius: 14px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--paper);
}
body.nav-open { overflow: hidden; }
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; color: inherit; }
p { margin: 0 0 .75em; }
p:last-child { margin-bottom: 0; }
h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0;
}
h1 { font-size: 2rem; line-height: 1.25; margin: 0 0 .45em; }
h2 { font-size: 1.45rem; line-height: 1.35; margin: 0 0 .55em; }
h3 { font-size: 1.15rem; line-height: 1.45; margin: 0 0 .4em; }
a { color: var(--ink); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--magenta); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--iris);
  outline-offset: 2px;
}
.skip {
  position: absolute;
  left: 12px;
  top: -40px;
  background: var(--apricot);
  color: var(--ink);
  padding: 6px 10px;
  border-radius: 8px;
  z-index: 80;
}
.skip:focus { top: 8px; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 22px;
  background: var(--ink);
  color: var(--text-soft);
  border-bottom: 1px solid rgba(255, 176, 137, .35);
}
.brand {
  color: var(--text-soft);
  text-decoration: none;
  font-weight: 700;
  font-size: clamp(14px, 2.1vw, 18px);
  line-height: 1.35;
  max-width: min(68vw, 640px);
}
.brand:hover { color: var(--apricot); }
.brand small {
  display: inline-block;
  margin-left: 8px;
  padding: 0 8px;
  border-radius: var(--radius-badge);
  background: rgba(255, 176, 137, .16);
  color: var(--apricot);
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: .18em;
  vertical-align: 2px;
}
.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.age-pill {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 8px;
  border-radius: var(--radius-badge);
  border: 1px solid var(--apricot);
  color: var(--apricot);
  font-size: 12px;
  letter-spacing: .08em;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 42px;
  padding: 8px 16px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  line-height: 1.2;
  transition: background .18s ease, color .18s ease, transform .18s ease, border-color .18s ease;
}
.btn-solid { background: var(--magenta); color: #fff; border-color: var(--magenta); }
.btn-solid:hover { background: var(--magenta-deep); color: #fff; transform: translateY(-1px); }
.btn-solid:active { background: #8d0d43; transform: translateY(0); }
.btn-line { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-line:hover { background: var(--ink); color: var(--text-soft); transform: translateY(-1px); }
.btn-line:active { background: #12080d; color: var(--text-soft); }
.btn-line.light { color: var(--text-soft); border-color: rgba(247, 241, 234, .7); }
.btn-line.light:hover { background: var(--text-soft); color: var(--ink); }
.burger {
  width: 46px;
  height: 42px;
  border-radius: var(--radius-btn);
  border: 1px solid rgba(247, 241, 234, .45);
  background: transparent;
  color: var(--text-soft);
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.burger span { display: block; width: 18px; height: 2px; background: var(--text-soft); border-radius: 2px; }
.burger:hover { border-color: var(--apricot); }
.burger[aria-expanded="true"] { background: rgba(255, 176, 137, .12); }
.nav-overlay { position: fixed; inset: 0; z-index: 60; }
.nav-overlay[hidden] { display: none !important; }
.nav-mask { position: absolute; inset: 0; background: rgba(36, 16, 24, .72); }
.nav-panel {
  position: relative;
  z-index: 1;
  width: min(420px, 100%);
  height: 100%;
  background: var(--paper);
  color: var(--text);
  padding: 28px 28px 40px;
  box-shadow: var(--shadow);
  overflow: auto;
}
.nav-close {
  border: 1px solid var(--ink);
  background: transparent;
  border-radius: var(--radius-btn);
  min-height: 40px;
  padding: 0 14px;
  margin-bottom: 22px;
}
.nav-close:hover { background: var(--ink); color: var(--text-soft); }
.nav-panel a {
  display: block;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  font-size: 1.08rem;
  color: var(--ink);
}
.nav-panel a:hover { color: var(--magenta); padding-left: 8px; }
.nav-panel a.is-active { color: var(--magenta); box-shadow: inset 3px 0 0 var(--magenta); padding-left: 12px; }
.block { padding: var(--space-section) 0; }
.block-paper { background: var(--paper); }
.block-sand { background: var(--sand); }
.block-white { background: var(--paper-2); }
.block-dark { background: var(--ink); color: var(--text-soft); }
.block-dark h2, .block-dark h3, .block-dark p { color: var(--text-soft); }
.kicker {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--magenta);
  font-size: 13px;
  letter-spacing: .16em;
  font-weight: 700;
}
.block-dark .kicker { color: var(--apricot); }
.sub { color: var(--muted); max-width: 46rem; }
.block-dark .sub { color: rgba(247, 241, 234, .78); }
.kpi-head { max-width: 760px; margin-bottom: 28px; }
.kpi-row, .matrix, .asia-grid, .compare, .rhythm, .news-layout, .edit-layout, .guard-rail, .path-list, .qa-grid, .form-grid {
  display: grid;
  gap: 16px;
}
.kpi-row { grid-template-columns: repeat(4, 1fr); margin-top: 8px; }
.kpi {
  background: rgba(247, 241, 234, .06);
  border: 1px solid rgba(228, 217, 204, .28);
  border-radius: var(--radius-panel);
  padding: 18px 16px 16px;
}
.kpi b {
  display: block;
  font-family: var(--serif);
  font-size: 2rem;
  line-height: 1.1;
  color: var(--apricot);
  font-weight: 700;
}
.kpi span { display: block; margin-top: 6px; color: var(--text-soft); font-size: 14px; }
.matrix { grid-template-columns: 1.35fr 1fr 1fr; align-items: stretch; }
.card-x {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 14px;
  display: flex;
  flex-direction: column;
  min-width: 0;
  transition: transform .18s ease, border-color .18s ease;
}
.card-x:hover { transform: translateY(-2px); border-color: #d8c3b4; }
.span-row { grid-row: span 2; }
.card-top { display: flex; justify-content: space-between; gap: 8px; align-items: center; margin-bottom: 10px; }
.entry-no { font-size: 12px; letter-spacing: .08em; color: var(--muted); }
.badge-tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 10px;
  border-radius: var(--radius-badge);
  background: rgba(226, 24, 106, .12);
  color: var(--magenta);
  font-size: 12px;
  font-weight: 700;
}
.badge-tag.alt { background: rgba(91, 70, 214, .12); color: var(--iris); }
.cover {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  background: var(--ink);
  margin-bottom: 12px;
}
.frame-34 { aspect-ratio: 3 / 4; }
.frame-169 { aspect-ratio: 16 / 9; }
.cover i { position: absolute; border-radius: 40%; display: block; }
.cover .s1 { width: 70%; height: 58%; left: -8%; top: 12%; background: var(--magenta); opacity: .9; }
.cover .s2 { width: 48%; height: 46%; right: -6%; bottom: 8%; background: var(--iris); }
.cover .s3 { width: 36%; height: 28%; right: 18%; top: 10%; background: var(--apricot); opacity: .95; }
.tone-b .s1 { background: #7a2a58; }
.tone-b .s2 { background: var(--apricot); }
.tone-c .s1 { background: var(--iris); }
.tone-c .s2 { background: #e2186a; }
.tone-d .s1 { background: #ffb089; }
.tone-d .s2 { background: #241018; }
.tone-e .s1 { left: 20%; background: #c4517a; }
.tone-e .s2 { background: #ffb089; }
.cover-code {
  position: absolute;
  left: 10px;
  bottom: 10px;
  color: #fff;
  font-size: 12px;
  letter-spacing: .08em;
}
.card-x h3 a { text-decoration: none; }
.meta { color: var(--muted); font-size: 14px; line-height: 1.7; }
.card-x .btn { margin-top: auto; align-self: flex-start; }
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 148px;
  padding: 12px 14px;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: var(--paper-2);
  text-decoration: none;
  box-shadow: var(--shadow);
}
.chip:hover { border-color: var(--magenta); transform: translateY(-1px); }
.chip strong { font-size: 15px; }
.chip span { color: var(--muted); font-size: 13px; }
.asia-grid { grid-template-columns: repeat(6, 1fr); }
.asia-grid article:nth-child(1),
.asia-grid article:nth-child(2) { grid-column: span 3; }
.asia-grid article:nth-child(n+3) { grid-column: span 2; }
.compare { grid-template-columns: 1fr 1fr; }
.compare article {
  border: 1px solid rgba(228, 217, 204, .28);
  border-radius: var(--radius-panel);
  padding: 22px 20px;
  background: rgba(247, 241, 234, .04);
}
.compare dl { margin: 0; }
.compare dt { color: var(--apricot); font-weight: 700; margin-top: 12px; }
.compare dd { margin: 0; color: var(--text-soft); }
.rhythm { grid-template-columns: repeat(4, 1fr); }
.rhythm a {
  display: block;
  text-decoration: none;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 16px;
  box-shadow: var(--shadow);
  min-height: 150px;
}
.rhythm a:hover { border-color: var(--magenta); }
.rhythm em { display: block; font-style: normal; color: var(--magenta); font-size: 13px; letter-spacing: .08em; }
.timeline { list-style: none; margin: 8px 0 0; padding: 0 0 0 8px; border-left: 1px solid var(--line); }
.timeline li { position: relative; padding: 0 0 1.6rem 1.4rem; }
.timeline li::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 8px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--magenta);
  box-shadow: 0 0 0 4px var(--paper);
}
.block-sand .timeline li::before { box-shadow: 0 0 0 4px var(--sand); }
.wall { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.wall article { grid-column: span 2; }
.wall article:nth-child(1),
.wall article:nth-child(2) { grid-column: span 3; }
.news-layout { grid-template-columns: .82fr 1.35fr; align-items: start; }
.news-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.news-list a {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}
.news-list a:hover strong { color: var(--magenta); }
.news-list strong { display: block; font-weight: 700; }
.news-list em { font-style: normal; color: var(--muted); font-size: 14px; }
.edit-layout { grid-template-columns: 1.45fr .8fr; align-items: stretch; }
.feature {
  background: var(--ink);
  color: var(--text-soft);
  border-radius: var(--radius-panel);
  padding: 22px;
  min-height: 100%;
}
.feature h3, .feature p { color: var(--text-soft); }
.side-stack { display: grid; gap: 16px; }
.guard-rail { grid-template-columns: repeat(4, 1fr); }
.guard-rail article {
  background: var(--paper-2);
  border-top: 3px solid var(--magenta);
  border-radius: 0 0 var(--radius-card) var(--radius-card);
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px;
}
.path-list { grid-template-columns: repeat(3, 1fr); counter-reset: step; }
.path-list article {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  padding: 18px;
}
.path-no { font-family: var(--serif); font-size: 1.8rem; color: var(--magenta); line-height: 1; }
.qa-grid { grid-template-columns: 1fr 1fr; }
.qa-grid article {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 16px 16px 14px;
}
.qa-grid h3 { font-size: 1.05rem; }
.site-faq .accordion { --bs-accordion-bg: transparent; --bs-accordion-border-color: var(--line); }
.site-faq .accordion-item {
  background: var(--paper-2);
  border: 1px solid var(--line) !important;
  border-radius: var(--radius-card) !important;
  overflow: hidden;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
}
.site-faq .accordion-button {
  background: var(--paper-2);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.05rem;
  box-shadow: none;
  padding: 16px 18px;
  white-space: normal;
  text-align: left;
  line-height: 1.55;
}
.site-faq .accordion-button:not(.collapsed) { background: #fff7f2; color: var(--magenta); }
.site-faq .accordion-button:focus { box-shadow: inset 0 0 0 2px var(--iris); }
.site-faq .accordion-button::after {
  background-image: none !important;
  content: "+";
  font-family: var(--sans);
  color: var(--magenta);
  font-size: 1.3rem;
  width: auto;
  height: auto;
  transform: none;
}
.site-faq .accordion-button:not(.collapsed)::after { content: "–"; transform: none; }
.site-faq .accordion-body { padding: 0 18px 16px; color: var(--text); }
.entry-band {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  padding: 28px;
  box-shadow: var(--shadow);
}
.form-panel {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow);
  padding: 22px;
}
.form-grid { grid-template-columns: 1fr 1fr; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field.full { grid-column: 1 / -1; }
.field span, .choice-legend { font-weight: 700; font-size: 14px; }
input[type="text"], input[type="email"], textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 10px;
  min-height: 44px;
  padding: 8px 12px;
}
textarea { min-height: 120px; resize: vertical; }
input.is-invalid, textarea.is-invalid, .choices.is-invalid { border-color: var(--magenta); }
.err { color: var(--magenta); font-size: 13px; min-height: 1.2em; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choices label {
  border: 1px solid var(--line);
  border-radius: var(--radius-badge);
  padding: 6px 12px;
  background: #fff;
  cursor: pointer;
}
.choices input { accent-color: var(--magenta); margin-right: 6px; }
.choices label:has(input:checked) { border-color: var(--magenta); color: var(--magenta); background: #fff1f6; }
.form-ok {
  display: none;
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(91, 70, 214, .1);
  color: var(--ink);
}
.form-ok.show { display: block; }
.site-footer {
  background: var(--ink);
  color: var(--text-soft);
  padding: 42px 0 28px;
}
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr; gap: 24px; }
.site-footer a { color: var(--text-soft); text-decoration: none; }
.site-footer a:hover { color: var(--apricot); }
.foot-links { display: flex; flex-wrap: wrap; gap: 12px 18px; align-content: start; }
.age-note {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(228, 217, 204, .25);
  color: var(--apricot);
  font-size: 14px;
}
.copy { color: rgba(247, 241, 234, .72); font-size: 13px; margin-top: 8px; }
@media (max-width: 991.98px) {
  .wall { grid-template-columns: 1fr 1fr; }
  .wall article, .wall article:nth-child(1), .wall article:nth-child(2) { grid-column: auto; }
  .matrix { grid-template-columns: 1fr 1fr; }
  .span-row { grid-row: auto; grid-column: span 2; }
  .guard-rail { grid-template-columns: 1fr 1fr; }
  .news-layout, .edit-layout, .entry-band, .foot-grid { grid-template-columns: 1fr; }
}
@media (max-width: 767.98px) {
  .block { padding: 3.2rem 0; }
  .kpi-row, .rhythm, .path-list, .qa-grid, .compare { grid-template-columns: 1fr 1fr; }
  .asia-grid { grid-template-columns: 1fr 1fr; }
  .asia-grid article, .asia-grid article:nth-child(1), .asia-grid article:nth-child(2), .asia-grid article:nth-child(n+3) { grid-column: auto; }
  .age-pill { display: none; }
}
@media (max-width: 575.98px) {
  .block { padding: 2.7rem 0; }
  .container { width: min(1120px, calc(100% - 24px)); }
  h1 { font-size: 1.65rem; }
  .kpi-row, .matrix, .rhythm, .path-list, .qa-grid, .compare, .guard-rail, .form-grid, .wall { grid-template-columns: 1fr; }
  .span-row { grid-column: auto; }
  .asia-grid { grid-template-columns: 1fr; }
  .header-actions .btn-solid { padding-inline: 10px; }
  .news-list a { grid-template-columns: 1fr; gap: 4px; }
  .entry-band { padding: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category1 */
:root {
 --ink: #241018;
 --paper: #f4efe6;
 --paper-2: #fbf7f1;
 --sand: #efe4d6;
 --magenta: #e2186a;
 --magenta-deep: #b01054;
 --iris: #5b46d6;
 --apricot: #ffb089;
 --text: #1c1420;
 --text-soft: #f7f1ea;
 --muted: #6e5b66;
 --line: #e4d9cc;
 --radius-panel: 18px;
 --radius-card: 14px;
 --radius-badge: 999px;
 --radius-btn: 10px;
 --shadow: 0 8px 24px rgba(36, 16, 24, .12);
 --space-section: 5.25rem;
 --header-h: 76px;
 --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
 --serif: "Noto Serif SC", "Songti SC", serif;
 --bs-primary: #e2186a;
 --bs-link-color: #241018;
 --bs-link-hover-color: #e2186a;
 --bs-body-color: #1c1420;
 --bs-body-bg: #f4efe6;
 --bs-border-color: #e4d9cc;
 --bs-border-radius: 14px;
 --bs-accordion-bg: transparent;
 --bs-accordion-border-color: transparent;
 --bs-accordion-btn-focus-box-shadow: 0 0 0 3px rgba(91, 70, 214, .35);
 --bs-accordion-active-bg: #fffdf9;
 --bs-accordion-active-color: #e2186a;
 --bs-accordion-btn-color: #1c1420;
 --bs-accordion-color: #1c1420;
}
/* roulang page: category1 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--sans);
 font-size: 16px;
 line-height: 1.8;
 color: var(--text);
 background: var(--paper);
}
body.nav-open { overflow: hidden; }
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; color: inherit; }
a { color: var(--ink); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--magenta); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, .filter-chip:focus-visible, .accordion-button:focus-visible {
 outline: 3px solid var(--iris);
 outline-offset: 2px;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 700; color: var(--ink); }
h1 { font-size: 2rem; line-height: 1.25; margin: 0 0 .45em; }
h2 { font-size: 1.45rem; line-height: 1.35; margin: 0; }
h3 { font-size: 1.15rem; line-height: 1.45; margin: 0 0 .35em; }
p { margin: 0 0 .75em; }
.container, .container-sm, .container-md, .container-lg, .container-xl, .container-xxl {
 width: min(1120px, calc(100% - 32px));
 max-width: 1120px;
 margin-inline: auto;
 padding-left: 0;
 padding-right: 0;
}
.site-header {
 position: sticky;
 top: 0;
 z-index: 40;
 min-height: var(--header-h);
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 12px;
 padding: 12px 22px;
 background: var(--ink);
 color: var(--text-soft);
 border-bottom: 1px solid rgba(255, 176, 137, .35);
}
.brand {
 color: var(--text-soft);
 text-decoration: none;
 font-weight: 700;
 font-size: clamp(14px, 2.1vw, 18px);
 line-height: 1.35;
 max-width: min(68vw, 640px);
}
.brand:hover { color: var(--apricot); }
.brand small {
 display: inline-block;
 margin-left: 8px;
 padding: 0 8px;
 border-radius: var(--radius-badge);
 background: rgba(255, 176, 137, .16);
 color: var(--apricot);
 font-family: var(--sans);
 font-size: 12px;
 letter-spacing: .18em;
 vertical-align: 2px;
}
.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.age-pill {
 display: inline-flex;
 align-items: center;
 height: 28px;
 padding: 0 8px;
 border-radius: var(--radius-badge);
 border: 1px solid var(--apricot);
 color: var(--apricot);
 font-size: 12px;
 letter-spacing: .08em;
}
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 6px;
 min-height: 42px;
 padding: 8px 16px;
 border-radius: var(--radius-btn);
 border: 1px solid transparent;
 text-decoration: none;
 cursor: pointer;
 line-height: 1.2;
 background: transparent;
 transition: background .18s ease, color .18s ease, transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.btn-solid { background: var(--magenta); color: #fff; border-color: var(--magenta); }
.btn-solid:hover { background: var(--magenta-deep); color: #fff; transform: translateY(-1px); }
.btn-solid:active { background: #8d0d43; color: #fff; transform: translateY(0); }
.btn-line { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-line:hover { background: var(--ink); color: var(--text-soft); transform: translateY(-1px); }
.btn-line:active { background: #12080d; color: var(--text-soft); }
.btn-line.light { color: var(--text-soft); border-color: rgba(247, 241, 234, .7); }
.btn-line.light:hover { background: var(--text-soft); color: var(--ink); }
.burger {
 width: 44px;
 height: 42px;
 border-radius: var(--radius-btn);
 border: 1px solid rgba(247, 241, 234, .45);
 background: transparent;
 display: inline-flex;
 flex-direction: column;
 justify-content: center;
 align-items: center;
 gap: 5px;
 padding: 0;
 cursor: pointer;
}
.burger span { display: block; width: 18px; height: 2px; background: var(--text-soft); border-radius: 2px; }
.burger:hover { border-color: var(--apricot); }
.burger[aria-expanded="true"] { background: rgba(255, 176, 137, .12); }
.nav-overlay { position: fixed; inset: 0; z-index: 60; }
.nav-overlay[hidden] { display: none !important; }
.nav-mask { position: absolute; inset: 0; background: rgba(36, 16, 24, .72); }
.nav-panel {
 position: relative;
 z-index: 1;
 width: min(420px, 100%);
 height: 100%;
 background: var(--paper);
 color: var(--text);
 padding: 28px 28px 40px;
 box-shadow: var(--shadow);
 overflow: auto;
}
.nav-close {
 border: 1px solid var(--ink);
 background: transparent;
 border-radius: var(--radius-btn);
 min-height: 40px;
 padding: 0 14px;
 margin-bottom: 22px;
 cursor: pointer;
}
.nav-close:hover { background: var(--ink); color: var(--text-soft); }
.nav-panel a {
 display: block;
 padding: 14px 4px;
 border-bottom: 1px solid var(--line);
 text-decoration: none;
 font-size: 1.08rem;
 color: var(--ink);
 transition: color .18s ease, padding .18s ease;
}
.nav-panel a:hover { color: var(--magenta); padding-left: 8px; }
.nav-panel a.is-active { color: var(--magenta); box-shadow: inset 3px 0 0 var(--magenta); padding-left: 12px; }
.section { padding: var(--space-section) 0; }
.section.sand { background: var(--sand); }
.section.band { background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section.ink { background: var(--ink); color: var(--text-soft); }
.section.ink h2 { color: var(--text-soft); }
.section.ink p { color: rgba(247, 241, 234, .82); }
.sec-head { margin-bottom: 1.35rem; max-width: 46rem; }
.sec-head p, .sub { color: var(--muted); margin-bottom: .35em; }
.kicker {
 display: inline-flex;
 align-items: center;
 margin: 0 0 12px;
 padding: 2px 10px;
 border-radius: var(--radius-badge);
 background: rgba(226, 24, 106, .12);
 color: var(--magenta);
 font-size: 12px;
 font-weight: 700;
 letter-spacing: .08em;
}
.page-head h1 { max-width: 16em; }
.filter-bar {
 display: grid;
 gap: 14px;
 padding: 18px;
 border: 1px solid var(--line);
 border-radius: var(--radius-panel);
 background: var(--paper-2);
 box-shadow: var(--shadow);
}
.filter-group { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.filter-label { min-width: 3.2em; font-weight: 700; color: var(--ink); }
.filter-chip {
 border: 1px solid var(--line);
 background: #fff;
 color: var(--text);
 border-radius: var(--radius-badge);
 min-height: 36px;
 padding: 4px 14px;
 cursor: pointer;
 transition: border-color .18s ease, color .18s ease, transform .18s ease;
}
.filter-chip:hover { border-color: var(--magenta); color: var(--magenta); transform: translateY(-1px); }
.filter-chip:active { transform: translateY(0); }
.filter-chip.is-on {
 border-color: var(--magenta);
 color: var(--magenta);
 box-shadow: inset 0 0 0 1px var(--magenta);
 background: rgba(226, 24, 106, .06);
}
.filter-count { margin: 14px 0 0; color: var(--muted); font-size: 14px; }
.atlas-grid, .scene-split, .compare-list { display: grid; gap: 16px; }
.atlas-grid { grid-template-columns: repeat(4, 1fr); }
.atlas-card.feature { grid-column: span 2; }
.card-x {
 background: var(--paper-2);
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow);
 padding: 14px;
 display: flex;
 flex-direction: column;
 min-width: 0;
 transition: transform .18s ease, border-color .18s ease;
}
.card-x:hover { transform: translateY(-2px); border-color: #d8c3b4; }
.card-top { display: flex; justify-content: space-between; gap: 8px; align-items: center; margin-bottom: 10px; }
.code { font-weight: 700; letter-spacing: .08em; color: var(--muted); font-size: 13px; }
.badge-tag {
 display: inline-flex;
 align-items: center;
 min-height: 24px;
 padding: 0 10px;
 border-radius: var(--radius-badge);
 background: rgba(226, 24, 106, .12);
 color: var(--magenta);
 font-size: 12px;
 font-weight: 700;
}
.badge-tag.alt { background: rgba(91, 70, 214, .12); color: var(--iris); }
.badge-tag.warm { background: rgba(255, 176, 137, .28); color: #8a3d22; }
.cover {
 aspect-ratio: 3 / 4;
 border-radius: 12px;
 margin-bottom: 12px;
 position: relative;
 overflow: hidden;
 border: 1px solid rgba(36, 16, 24, .12);
}
.feature .cover { aspect-ratio: 16 / 9; }
.cover::after {
 content: attr(data-label);
 position: absolute;
 left: 12px;
 bottom: 10px;
 color: var(--text-soft);
 font-size: 12px;
 letter-spacing: .14em;
}
.cover-a { background: linear-gradient(155deg, #241018 10%, #e2186a 78%); }
.cover-b { background: linear-gradient(160deg, #5b46d6 0%, #241018 78%); }
.cover-c { background: linear-gradient(150deg, #e2186a 0%, #ffb089 100%); }
.cover-d { background: linear-gradient(165deg, #241018 0%, #5b46d6 100%); }
.cover-e { background: linear-gradient(145deg, #ffb089 0%, #e2186a 48%, #241018 100%); }
.cover-f { background: linear-gradient(180deg, #241018 0%, #ffb089 130%); }
.card-x h3 { font-size: 1.05rem; }
.card-x h3 a { text-decoration: none; color: var(--ink); }
.card-x h3 a:hover { color: var(--magenta); }
.meta { color: var(--muted); font-size: 14px; line-height: 1.7; margin-bottom: 12px; }
.card-x .btn { margin-top: auto; align-self: flex-start; }
.more-row { margin-top: 22px; }
.scene-split { grid-template-columns: 1fr 1fr; align-items: start; }
.scene-col { display: grid; gap: 12px; }
.scene-item {
 display: grid;
 gap: 4px;
 padding: 16px 16px 14px;
 border-radius: var(--radius-card);
 border: 1px solid var(--line);
 background: #fffdf9;
 box-shadow: var(--shadow);
 text-decoration: none;
 color: var(--text);
 transition: transform .18s ease, border-color .18s ease;
}
.scene-item:hover { transform: translateY(-2px); border-color: var(--magenta); color: var(--text); }
.scene-item strong { font-family: var(--serif); font-size: 1.15rem; color: var(--ink); }
.scene-item span:last-child { color: var(--muted); font-size: 14px; line-height: 1.7; }
.compare-card {
 display: grid;
 grid-template-columns: 168px 1fr;
 gap: 8px 22px;
 align-items: center;
 padding: 16px 18px;
 border-radius: var(--radius-panel);
 border: 1px solid var(--line);
 background: var(--paper-2);
 box-shadow: var(--shadow);
}
.compare-card h3 { margin: 0; }
.compare-card dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 0; }
.compare-card dt { font-size: 12px; letter-spacing: .08em; color: var(--magenta); font-weight: 700; }
.compare-card dd { margin: 0; color: var(--text); font-size: 15px; line-height: 1.6; }
.note-prose { max-width: 760px; }
.note-prose p { line-height: 1.95; margin-bottom: 1.05em; font-size: 1.02rem; }
.accordion { --bs-accordion-inner-border-radius: 14px; }
.accordion-item {
 background: var(--paper-2);
 border: 1px solid var(--line) !important;
 border-radius: var(--radius-card) !important;
 overflow: hidden;
 margin-bottom: 12px;
 box-shadow: var(--shadow);
}
.accordion-button {
 background: var(--paper-2);
 color: var(--text);
 font-family: var(--serif);
 font-weight: 700;
 font-size: 1.05rem;
 line-height: 1.5;
 box-shadow: none;
 padding: 16px 18px;
 white-space: normal;
 text-align: left;
}
.accordion-button:not(.collapsed) {
 background: #fffdf9;
 color: var(--magenta);
 box-shadow: inset 3px 0 0 var(--magenta);
}
.accordion-button:hover { color: var(--magenta); }
.accordion-button:focus { border-color: transparent; box-shadow: 0 0 0 3px rgba(91, 70, 214, .35); }
.accordion-button::after {
 background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23241018'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.accordion-button:not(.collapsed)::after {
 background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23e2186a'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.accordion-body { padding: 4px 18px 16px; color: var(--text); line-height: 1.8; background: #fffdf9; }
.return-bar {
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 18px;
}
.return-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.site-footer { background: var(--ink); color: var(--text-soft); padding: 48px 0 40px; border-top: 1px solid rgba(255, 176, 137, .28); }
.foot-grid { display: flex; justify-content: space-between; gap: 28px; align-items: flex-start; }
.age-note, .copy { color: rgba(247, 241, 234, .78); font-size: 14px; line-height: 1.75; max-width: 40rem; }
.foot-links { display: flex; flex-direction: column; gap: 8px; min-width: 140px; }
.foot-links a { color: var(--text-soft); text-decoration: none; }
.foot-links a:hover { color: var(--apricot); }
@media (max-width: 991.98px) {
 .atlas-grid { grid-template-columns: repeat(2, 1fr); }
 .compare-card dl { grid-template-columns: 1fr; }
 .nav-panel { width: 100%; }
}
@media (max-width: 767.98px) {
 :root { --space-section: 3rem; }
 .scene-split, .compare-card, .return-bar, .foot-grid { grid-template-columns: 1fr; display: grid; }
 .return-bar { align-items: flex-start; }
 .foot-grid { display: grid; }
}
@media (max-width: 575.98px) {
 :root { --space-section: 2.75rem; }
 .atlas-grid { grid-template-columns: 1fr; }
 .atlas-card.feature { grid-column: auto; }
 .feature .cover { aspect-ratio: 3 / 4; }
 .site-header { padding: 10px 12px; }
 .brand small { margin-left: 4px; letter-spacing: .08em; }
 .header-actions { gap: 6px; }
 .age-pill { display: none; }
 h1 { font-size: 1.65rem; }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 *, *::before, *::after { transition: none !important; }
}

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