/* roulang page: index */
:root {
  --paper: #F3F6FA;
  --card: #ffffff;
  --ink: #1C2430;
  --slate: #5C6B7A;
  --blue: #3A6EA5;
  --blue-deep: #2B5684;
  --teal: #1F8A70;
  --rust: #C45C26;
  --line: rgba(58,110,165,0.10);
  --line-strong: rgba(58,110,165,0.16);
  --shadow: 0 10px 30px rgba(28,36,48,0.08);
  --shadow-hover: 0 16px 36px rgba(28,36,48,0.12);
  --radius: 14px;
  --radius-btn: 10px;
  --radius-search: 16px;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --space: 104px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.75;
  letter-spacing: 0;
}
img, svg { display: block; max-width: 100%; }
button, input, textarea { font: inherit; color: inherit; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-family: var(--serif); font-weight: 650; line-height: 1.28; letter-spacing: 0; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-deep); }
::selection { background: rgba(58,110,165,0.18); }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}
.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: #F7F9FC;
  border-bottom: 1px solid var(--line-strong);
}
.nav-inner {
  display: grid;
  grid-template-columns: auto auto minmax(420px, 1fr) auto auto;
  grid-template-areas: "logo home search cat cta";
  align-items: center;
  column-gap: 16px;
  min-height: 72px;
}
.tools { display: contents; }
.logo {
  grid-area: logo;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  white-space: nowrap;
}
.logo:hover { color: var(--blue-deep); }
.home-link { grid-area: home; }
.cat-link { grid-area: cat; }
.to-form { grid-area: cta; }
.nav-link, .to-form {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--blue);
  font-size: 14px;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.nav-link:hover, .to-form:hover { background: #fff; color: var(--blue-deep); }
.nav-link.is-active {
  background: #fff;
  color: var(--blue-deep);
  border-color: var(--line-strong);
  box-shadow: 0 6px 16px rgba(28,36,48,0.06);
}
.to-form { border-color: rgba(58,110,165,0.28); background: #fff; }
.search {
  grid-area: search;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  min-height: 46px;
  padding: 0 14px;
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-search);
  box-shadow: 0 6px 18px rgba(28,36,48,0.04);
}
.search:focus-within {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(58,110,165,0.16);
}
.search .icon { width: 18px; height: 18px; color: var(--slate); flex: 0 0 auto; }
.search input {
  width: 100%;
  border: 0;
  background: transparent;
  padding: 10px 0;
  outline: none;
}
.search input::placeholder { color: #8A97A6; }
.section { padding: var(--space) 0; }
.section-white { background: var(--card); }
.section-paper { background: var(--paper); }
.kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--slate);
  font-size: 13.5px;
  margin-bottom: 14px;
}
.kicker::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--rust);
}
.brand-line {
  font-family: var(--serif);
  font-size: 18px;
  margin-bottom: 8px;
}
h1 { font-size: 52px; max-width: 11em; }
h2 { font-size: 31px; margin-bottom: 14px; }
h3 { font-size: 21px; }
.section-lead { max-width: 42em; color: var(--slate); margin-bottom: 28px; }
.mast {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 36px;
  align-items: center;
}
.value { margin: 16px 0; font-size: 18px; color: var(--ink); }
.intro { color: var(--slate); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, transform .2s ease, border-color .2s ease, opacity .2s ease;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover, .btn-primary:focus-visible { background: var(--blue-deep); color: #fff; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-line { background: #fff; color: var(--blue); border-color: var(--blue); }
.btn-line:hover, .btn-line:focus-visible { color: var(--blue-deep); border-color: var(--blue-deep); transform: translateY(-1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  background:
    linear-gradient(160deg, rgba(255,255,255,0.35), rgba(255,255,255,0) 42%),
    linear-gradient(145deg, #d7e5f3 0%, #8eafd0 52%, #3A6EA5 100%);
}
.frame-hero { box-shadow: var(--shadow); }
.corner { position: absolute; width: 16px; height: 16px; border: 1.5px solid var(--rust); }
.corner.tl { top: 12px; left: 12px; border-right: 0; border-bottom: 0; }
.corner.tr { top: 12px; right: 12px; border-left: 0; border-bottom: 0; }
.corner.bl { bottom: 12px; left: 12px; border-right: 0; border-top: 0; }
.corner.br { bottom: 12px; right: 12px; border-left: 0; border-top: 0; }
.timecode, .frame-cap {
  position: absolute;
  left: 16px;
  color: #fff;
  font-size: 13px;
  text-shadow: 0 1px 2px rgba(28,36,48,0.25);
}
.timecode { top: 14px; left: auto; right: 36px; }
.frame-cap { bottom: 14px; }
.metrics-note { margin: 28px 0 12px; color: var(--slate); font-size: 13.5px; }
.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.metric {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 18px 16px;
}
.metric b {
  display: block;
  font-family: var(--serif);
  font-size: 40px;
  line-height: 1;
  color: var(--teal);
  font-weight: 650;
}
.metric span { display: block; margin-top: 8px; }
.metric small { color: var(--slate); font-size: 13px; }
.matrix {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 22px;
}
.matrix-side { display: grid; gap: 22px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  transition: box-shadow .2s ease;
}
.card:hover { box-shadow: var(--shadow-hover); }
.card-lg { min-height: 100%; display: flex; flex-direction: column; }
.card-wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.4fr .8fr;
  gap: 18px;
  align-items: end;
}
.card-kicker { color: var(--teal); font-size: 13.5px; margin-bottom: 8px; }
.card p { color: var(--slate); margin-top: 10px; }
.card .text-link { margin-top: 16px; align-self: flex-start; }
.text-link { color: var(--blue); border-bottom: 1px solid rgba(58,110,165,0.35); }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(58,110,165,0.08);
  color: var(--blue-deep);
  font-size: 13px;
}
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.compare-col { padding: 8px 8px 4px; }
.compare-col h3 {
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 6px;
}
.compare-row {
  display: grid;
  grid-template-columns: 9em 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(58,110,165,0.12);
}
.compare-row dt { color: var(--ink); }
.compare-row dd { margin: 0; color: var(--slate); }
.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.timeline li {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 18px 18px;
  border-top: 2px solid var(--blue);
  position: relative;
}
.timeline li::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 18px;
  width: 8px;
  height: 8px;
  background: var(--rust);
  border-radius: 50%;
}
.timeline time { display: block; color: var(--slate); font-size: 13.5px; margin-bottom: 6px; }
.timeline p { color: var(--slate); margin-top: 8px; }
.news-list { border-top: 1px solid var(--line-strong); }
.news-item {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid rgba(58,110,165,0.12);
}
.thumb {
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  border: 1px solid var(--line);
  position: relative;
  background: linear-gradient(150deg, #e7eef6, #9db6d2 60%, #6f93b8);
}
.thumb.b { background: linear-gradient(150deg, #e8f3f0, #8fb8c4 55%, #3f7f86); }
.thumb.c { background: linear-gradient(150deg, #eef2f7, #a9b7c9 50%, #6d8298); }
.thumb.d { background: linear-gradient(150deg, #f4efe8, #c5b7a4 48%, #8d7b68); }
.thumb i {
  position: absolute;
  left: 10px;
  bottom: 8px;
  font-style: normal;
  font-size: 12px;
  color: #fff;
}
.news-meta { color: var(--slate); font-size: 13.5px; margin: 6px 0 8px; }
.news-item p { color: var(--slate); }
.more-wrap { margin-top: 18px; }
.more {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 0 16px;
  border-radius: var(--radius-btn);
  border: 1px solid var(--blue);
  background: #fff;
}
.more:hover { background: var(--blue); color: #fff; }
.directory { border-top: 1px solid var(--line-strong); }
.dir-item {
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr);
  gap: 18px;
  padding: 26px 0;
  border-bottom: 1px solid rgba(58,110,165,0.12);
}
.dir-item strong { font-family: var(--serif); font-size: 20px; font-weight: 650; }
.dir-main strong { font-size: 28px; }
.dir-item p { color: var(--slate); margin-top: 6px; }
.dir-no { color: var(--teal); font-size: 13.5px; padding-top: 6px; }
.topics {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 18px;
}
.topic {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
}
.topic-main { grid-row: span 2; grid-template-columns: 1fr; align-items: stretch; }
.topic h3 { margin-bottom: 6px; }
.topic p { color: var(--slate); }
.scenes { display: grid; gap: 14px; }
.scene {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
}
.scene b { color: var(--teal); font-family: var(--serif); font-size: 28px; font-weight: 650; }
.scene p { color: var(--slate); }
.assure {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  gap: 22px;
}
.assure-list { list-style: none; margin: 0; padding: 0; }
.assure-list li {
  padding: 16px 0 16px 16px;
  border-top: 1px solid rgba(58,110,165,0.12);
  border-left: 2px solid var(--blue);
}
.assure-list h3 { font-size: 20px; }
.assure-list p { color: var(--slate); margin-top: 4px; }
.side-note { color: var(--slate); }
.legend { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
.legend-item { min-height: 180px; display: flex; flex-direction: column; justify-content: space-between; }
.swatch { height: 8px; border-radius: 999px; background: var(--blue); }
.swatch.alt { background: var(--teal); }
.legend-item p { color: var(--slate); }
.qa { border-top: 1px solid var(--line-strong); }
.qa-item { padding: 18px 0; border-bottom: 1px solid rgba(58,110,165,0.12); }
.qa-item h3 { font-size: 20px; margin-bottom: 6px; }
.qa-item p { color: var(--slate); max-width: 48em; }
.faq { display: grid; gap: 10px; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 18px 18px;
  cursor: pointer;
  font-family: var(--serif);
  font-size: 20px;
}
.faq-q .mark { width: 18px; height: 18px; color: var(--blue); flex: 0 0 auto; }
.faq-q .minus { display: none; }
.faq-item.is-open .plus { display: none; }
.faq-item.is-open .minus { display: block; }
.faq-item.is-open .faq-q { color: var(--blue-deep); }
.faq-a { display: none; padding: 0 18px 18px; color: var(--slate); }
.faq-item.is-open .faq-a { display: block; }
.pull {
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr);
  gap: 22px;
  align-items: stretch;
}
.pull-bar { background: var(--rust); border-radius: 999px; }
.pull blockquote {
  margin: 0;
  font-family: var(--serif);
  font-size: 30px;
  line-height: 1.45;
}
.pull figcaption { margin-top: 16px; color: var(--slate); font-size: 14px; font-family: var(--sans); }
.week {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
}
.week li {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 12px;
  min-height: 148px;
}
.week strong { display: block; color: var(--blue-deep); }
.week span { display: block; margin: 8px 0; font-family: var(--serif); }
.week p { color: var(--slate); font-size: 14px; }
.form-panel { max-width: 860px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field-full { grid-column: 1 / -1; }
.field span { font-size: 14px; }
.field input, .field textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  background: #fff;
  border-radius: 12px;
  padding: 12px 12px;
  outline: none;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(58,110,165,0.16); }
.field input.is-invalid, .field textarea.is-invalid { border-color: var(--rust); }
.form-actions { margin-top: 16px; }
.form-msg { min-height: 1.75em; margin-top: 12px; font-size: 15px; }
.form-msg.ok { color: var(--teal); }
.form-msg.err { color: var(--rust); }
.site-footer {
  background: #F7F9FC;
  border-top: 1px solid var(--line-strong);
  padding: 36px 0 48px;
}
.foot {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
}
.foot-brand {
  font-family: var(--serif);
  font-size: 24px;
  color: var(--ink);
  font-weight: 700;
}
.foot-links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.foot-links a { color: var(--slate); border-bottom: 1px solid transparent; }
.foot-links a:hover { color: var(--blue-deep); border-bottom-color: rgba(58,110,165,0.35); }
.rights { margin-top: 18px; color: var(--slate); font-size: 13.5px; }
@media (max-width: 1200px) {
  h1 { font-size: 46px; }
  .nav-inner { column-gap: 12px; }
}
@media (max-width: 1100px) {
  .nav-inner { grid-template-columns: auto auto minmax(280px, 1fr) auto auto; }
}
@media (max-width: 992px) {
  :root { --space: 72px; }
  .nav-inner {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    min-height: 0;
    padding: 12px 0 10px;
    gap: 10px;
  }
  .tools {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 2px;
  }
  .search { width: 100%; }
  .mast, .matrix, .card-wide, .compare, .assure, .legend, .topics, .topic, .topic-main {
    grid-template-columns: 1fr;
  }
  .topic-main { grid-row: auto; }
  .matrix-side { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr 1fr; }
  .news-item { grid-template-columns: 200px minmax(0, 1fr); }
}
@media (max-width: 768px) {
  :root { --space: 56px; }
  h1 { font-size: 36px; }
  h2 { font-size: 28px; }
  .metrics, .week { grid-template-columns: 1fr 1fr; }
  .timeline, .scene, .dir-item, .news-item, .form-grid { grid-template-columns: 1fr; }
  .scene { align-items: start; }
  .news-item .thumb { max-width: 100%; }
}
@media (max-width: 520px) {
  .container { width: calc(100% - 28px); }
  .metric b { font-size: 34px; }
  .pull blockquote { font-size: 24px; }
}
@media (max-width: 480px) {
  :root { --space: 52px; }
  h1 { font-size: 30px; max-width: 10em; }
  h2 { font-size: 26px; }
  .hero-actions, .form-actions .btn, .more { width: 100%; }
  .metrics, .week { grid-template-columns: 1fr; }
  .compare-row { grid-template-columns: 1fr; gap: 4px; }
  .faq-q { font-size: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category1 */
:root {
  --paper: #F3F6FA;
  --card: #ffffff;
  --ink: #1C2430;
  --slate: #5C6B7A;
  --blue: #3A6EA5;
  --blue-deep: #2B5684;
  --teal: #1F8A70;
  --rust: #C45C26;
  --line: rgba(58,110,165,0.10);
  --line-strong: rgba(58,110,165,0.16);
  --shadow: 0 10px 30px rgba(28,36,48,0.08);
  --shadow-hover: 0 16px 36px rgba(28,36,48,0.12);
  --radius: 14px;
  --radius-btn: 10px;
  --radius-search: 16px;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --space: 104px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.75;
  letter-spacing: 0;
}
img, svg { display: block; max-width: 100%; }
button, input, textarea { font: inherit; color: inherit; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-deep); }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #F7F9FC;
  border-bottom: 1px solid var(--line-strong);
}
.nav-inner {
  display: grid;
  grid-template-columns: auto auto minmax(420px, 1fr) auto auto;
  grid-template-areas: "logo home search cat cta";
  align-items: center;
  column-gap: 16px;
  min-height: 72px;
}
.tools { display: contents; }
.logo {
  grid-area: logo;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  white-space: nowrap;
}
.logo:hover { color: var(--blue-deep); }
.home-link { grid-area: home; }
.search { grid-area: search; }
.cat-link { grid-area: cat; }
.to-form { grid-area: cta; }
.nav-link, .to-form {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--blue);
  font-size: 14px;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.nav-link:hover, .to-form:hover { background: #fff; color: var(--blue-deep); }
.nav-link.is-active {
  background: #fff;
  color: var(--blue-deep);
  border-color: var(--line-strong);
  box-shadow: 0 6px 16px rgba(28,36,48,0.06);
}
.to-form { border-color: rgba(58,110,165,0.28); background: #fff; }
.search {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  min-height: 46px;
  padding: 0 14px;
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-search);
  box-shadow: 0 6px 18px rgba(28,36,48,0.04);
}
.search:focus-within {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(58,110,165,0.16);
}
.search .icon { width: 18px; height: 18px; color: var(--slate); flex: 0 0 auto; }
.search input {
  width: 100%;
  border: 0;
  background: transparent;
  padding: 10px 0;
  outline: none;
}
.search input::placeholder { color: #8A97A6; }
.section { padding: var(--space) 0; }
.section-white { background: var(--card); }
.section-paper { background: var(--paper); }
.section-filter { padding-bottom: 8px; }
.section-list { padding-top: 12px; }
.crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 22px;
  color: var(--slate);
  font-size: 13.5px;
}
.crumb a { color: var(--slate); border-bottom: 1px solid transparent; }
.crumb a:hover { color: var(--blue-deep); border-bottom-color: rgba(58,110,165,0.35); }
.mast-grid, .update-grid, .scene-grid {
  display: grid;
  gap: 28px 36px;
}
.mast-grid { grid-template-columns: minmax(0, 1.7fr) minmax(240px, .85fr); align-items: end; }
.update-grid { grid-template-columns: minmax(0, 1.45fr) minmax(240px, .8fr); align-items: start; }
.scene-grid { grid-template-columns: minmax(0, 1.45fr) minmax(240px, .85fr); }
.issue {
  margin: 0 0 12px;
  color: var(--rust);
  font-size: 13.5px;
}
.issue::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 1px;
  margin-right: 8px;
  background: var(--rust);
  vertical-align: middle;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 650; letter-spacing: 0; color: var(--ink); }
h1 { margin: 0 0 14px; font-size: 48px; line-height: 1.28; }
h2 { margin: 0 0 14px; font-size: 30px; line-height: 1.35; }
h3 { margin: 0 0 8px; font-size: 21px; line-height: 1.45; }
.scope, .section-lead, .card p, .entry p, .scene-block p, .qa-item p, .rel-item p {
  color: var(--slate);
}
.scope { max-width: 38em; margin: 0; }
.mast-note, .card, .scene-block, .more-panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.mast-note { padding: 22px 22px 18px; }
.section-white .mast-note { background: var(--paper); }
.mast-note p { margin: 8px 0 0; color: var(--slate); }
.note-kicker { margin: 0; color: var(--teal); font-size: 13.5px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(58,110,165,0.08);
  color: var(--blue-deep);
  font-size: 13px;
}
.filter-head { margin-bottom: 16px; }
.section-lead { max-width: 42em; margin: 0; }
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  padding: 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.filter-group { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; min-width: 0; }
.filter-label { color: var(--ink); font-size: 13.5px; margin-right: 4px; }
.pill {
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.pill:hover { border-color: var(--blue); color: var(--blue-deep); }
.pill.is-on, .pill[aria-pressed="true"] {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.pill.is-on:hover { background: var(--blue-deep); color: #fff; }
.entry-list { border-top: 1px solid var(--line-strong); }
.entry {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 18px;
  padding: 16px 8px;
  border-bottom: 1px solid rgba(58,110,165,0.12);
  transition: background .2s ease;
}
.entry:hover { background: rgba(58,110,165,0.035); }
.frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  overflow: hidden;
  background: linear-gradient(160deg, #e7eef6 0%, #9bb6d4 46%, #3a6ea5 100%);
}
.frame-b { background: linear-gradient(200deg, #f7f9fc 0%, #b7cbe0 50%, #2b5684 100%); }
.frame-c { background: linear-gradient(150deg, #eef3f8 0%, #8eafc9 58%, #1f8a70 130%); }
.frame::before, .frame::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border-color: rgba(255,255,255,0.92);
  border-style: solid;
}
.frame::before { top: 8px; left: 8px; border-width: 1.5px 0 0 1.5px; }
.frame::after { right: 8px; bottom: 8px; border-width: 0 1.5px 1.5px 0; }
.frame-name {
  position: absolute;
  left: 12px;
  bottom: 8px;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  text-shadow: 0 1px 2px rgba(28,36,48,0.28);
}
.entry-title {
  display: inline-block;
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.4;
  color: var(--ink);
  font-weight: 650;
}
.entry-title:hover { color: var(--blue-deep); }
.entry-meta { margin: 6px 0 8px; color: var(--slate); font-size: 13.5px; }
.entry p { margin: 0; }
.list-empty {
  margin: 16px 0 0;
  color: var(--rust);
  font-size: 14px;
}
.more-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 24px;
}
.more-panel p { margin: 8px 0 0; color: var(--slate); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, transform .2s ease, border-color .2s ease, opacity .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover, .btn-primary:focus-visible { background: var(--blue-deep); color: #fff; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-line { background: #fff; color: var(--blue); border-color: var(--blue); }
.btn-line:hover, .btn-line:focus-visible { color: var(--blue-deep); border-color: var(--blue-deep); transform: translateY(-1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.update-copy p { margin: 0 0 12px; color: var(--slate); }
.update-copy p:last-child { margin-bottom: 0; }
.pull {
  margin: 0;
  padding: 6px 0 6px 14px;
  border-left: 2px solid var(--rust);
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.6;
  color: var(--ink);
}
.pull-from { margin: 14px 0 0; font-size: 13.5px; color: var(--slate); }
.text-link { color: var(--blue); border-bottom: 1px solid rgba(58,110,165,0.35); }
.text-link:hover { color: var(--blue-deep); }
.scene-main { grid-row: span 2; }
.scene-block { padding: 24px; transition: box-shadow .2s ease; }
.scene-block:hover { box-shadow: var(--shadow-hover); }
.scene-block p { margin: 0 0 16px; }
.scene-kicker { margin: 0 0 8px; color: var(--teal); font-size: 13.5px; }
.rel-list { border-top: 1px solid var(--line-strong); }
.rel-item {
  display: block;
  padding: 18px 0;
  border-bottom: 1px solid rgba(58,110,165,0.12);
  color: inherit;
}
.rel-item strong {
  display: block;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 650;
  color: var(--ink);
}
.rel-item:hover strong { color: var(--blue-deep); }
.rel-item span { display: block; margin-top: 4px; color: var(--slate); font-size: 13.5px; }
.qa-list { border-top: 1px solid var(--line-strong); }
.qa-item { padding: 18px 0; border-bottom: 1px solid rgba(58,110,165,0.12); }
.qa-item p { margin: 0; }
.site-footer {
  background: #F7F9FC;
  border-top: 1px solid var(--line-strong);
  padding: 28px 0 36px;
}
.foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px 24px;
  flex-wrap: wrap;
}
.foot-brand {
  font-family: var(--serif);
  color: var(--ink);
  font-weight: 700;
  font-size: 20px;
}
.foot-brand:hover { color: var(--blue-deep); }
.foot-links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.foot-links a { color: var(--slate); font-size: 14px; }
.foot-links a:hover { color: var(--blue-deep); }
.rights { color: var(--slate); font-size: 13px; margin: 14px 0 0; }
[hidden] { display: none !important; }
@media (max-width: 1200px) {
  .nav-inner { grid-template-columns: auto auto minmax(240px, 1fr) auto auto; }
  h1 { font-size: 42px; }
}
@media (max-width: 992px) {
  .nav-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    min-height: 0;
    padding: 12px 0 14px;
    row-gap: 10px;
    column-gap: 12px;
  }
  .tools {
    display: flex;
    order: 3;
    width: 100%;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 2px;
  }
  .logo { order: 1; width: 100%; }
  .search { order: 2; width: 100%; min-width: 0; flex: 1 1 100%; }
  .mast-grid, .update-grid, .scene-grid { grid-template-columns: 1fr; }
  .scene-main { grid-row: auto; }
}
@media (max-width: 768px) {
  :root { --space: 56px; }
  h1 { font-size: 36px; }
  h2 { font-size: 26px; }
  .entry { grid-template-columns: 1fr; gap: 12px; }
  .more-panel { align-items: flex-start; flex-direction: column; }
  .container { width: min(1160px, calc(100% - 28px)); }
}
@media (max-width: 480px) {
  :root { --space: 48px; }
  h1 { font-size: 30px; max-width: 7.2em; }
  .btn, .more-panel .btn { width: 100%; }
  .filter-bar { padding: 14px; }
  .mast-note, .scene-block, .more-panel { padding: 18px; }
  .foot { align-items: flex-start; }
}