/* roulang page: index */
:root {
  --bg: #F3F6FB;
  --bg-alt: #E7EEF8;
  --bg-soft: #F8FAFD;
  --card: #ffffff;
  --primary: #2A5BD7;
  --primary-dark: #1E49B5;
  --primary-soft: #E8EFFC;
  --accent: #8E4E45;
  --accent-soft: #F6EEEB;
  --title: #1C2434;
  --text: #3E4858;
  --muted: #6B7380;
  --line: #E3E8F0;
  --shadow: 0 10px 30px rgba(28, 36, 52, .08);
  --shadow-hover: 0 16px 36px rgba(28, 36, 52, .12);
  --radius-lg: 20px;
  --radius: 16px;
  --radius-pill: 999px;
  --container: 1120px;
  --header-h: 72px;
  --font: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
button, input { font-family: inherit; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
::selection { background: rgba(42, 91, 215, .16); color: var(--title); }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
.container { width: min(var(--container), calc(100% - 48px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  padding: 20px 0 0;
  pointer-events: none;
}
.site-header.is-stuck { padding-top: 8px; }
.nav-float {
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
  padding: 10px 14px 10px 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.site-header.is-stuck .nav-float { min-height: 62px; }
.logo { display: flex; align-items: center; gap: 10px; min-width: 0; color: var(--title); }
.logo-mark {
  width: 34px;
  height: 18px;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 999px;
  background:
    linear-gradient(var(--title), var(--title)) center 6px / 18px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) center 11px / 12px 2px no-repeat,
    #fff;
}
.logo-text { font-size: 16px; font-weight: 700; letter-spacing: 0; line-height: 1.3; color: var(--title); }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: var(--radius-pill);
  color: var(--title);
  font-size: 15px;
  transition: background .2s ease, color .2s ease;
}
.nav-links a:hover { background: var(--primary-soft); color: var(--primary); }
.nav-links a:active { transform: translateY(1px); }
.nav-links a.active { color: var(--accent); background: transparent; }
.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 8px;
  height: 2px;
  border-radius: 999px;
  background: var(--accent);
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  color: var(--title);
  cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block;
  width: 16px;
  height: 2px;
  margin: 0 auto;
  background: var(--title);
  border-radius: 2px;
  position: relative;
}
.nav-toggle span::before, .nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.section { padding: 100px 0; }
.section-alt { background: var(--bg-alt); }
.section-soft { background: var(--bg-soft); }
.section-head { max-width: 760px; margin-bottom: 36px; }
.section-head h2, .hero h1, .band h2 {
  color: var(--title);
  font-weight: 700;
  letter-spacing: 0;
}
.section-head h2 { font-size: 28px; line-height: 1.35; }
.section-head p, .hero-copy > p, .lead { color: var(--text); }
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--accent);
  font-size: 13px;
  line-height: 1.5;
  letter-spacing: .04em;
}
.kicker i {
  width: 18px;
  height: 2px;
  background: var(--accent);
  display: inline-block;
}
.hero { padding: 36px 0 100px; }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 48px;
  align-items: center;
}
.hero h1 { font-size: 40px; line-height: 1.2; margin-bottom: 14px; }
.hero-sub { font-size: 18px; line-height: 1.6; color: var(--title); margin-bottom: 16px; }
.hero-copy > p { font-size: 16px; line-height: 1.85; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .15s ease, box-shadow .2s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 18px rgba(42, 91, 215, .18); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-ghost:hover { background: var(--primary-soft); }
.cover {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  min-height: 460px;
}
.cover-art {
  height: 340px;
  background:
    radial-gradient(circle at 72% 22%, rgba(142, 78, 69, .28), transparent 32%),
    linear-gradient(160deg, #f7f1ee 0%, #e7eef8 48%, #d5e0f4 100%);
  position: relative;
}
.cover-art::before, .cover-art::after {
  content: "";
  position: absolute;
  border-radius: 18px;
  background: rgba(255, 255, 255, .72);
  border: 1px solid rgba(227, 232, 240, .9);
}
.cover-art::before { width: 46%; height: 58%; left: 10%; bottom: 12%; }
.cover-art::after { width: 28%; height: 34%; right: 12%; top: 18%; background: rgba(142, 78, 69, .16); }
.cover-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px 0;
  color: var(--muted);
  font-size: 13px;
}
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  line-height: 1;
}
.badge.soft { background: var(--accent-soft); color: var(--accent); }
.badge.blue { background: var(--primary-soft); color: var(--primary); }
.cover .badge { position: absolute; top: 16px; left: 16px; }
.subbar {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: center;
  margin: 14px 18px 18px;
  padding: 12px 14px;
  border-radius: 14px;
  background: #1C2434;
  color: #fff;
}
.subbar em {
  font-style: normal;
  color: #E7C7C1;
  font-size: 12px;
}
.subbar span { font-size: 15px; line-height: 1.5; }
.pain-list { display: flex; flex-direction: column; gap: 14px; }
.pain-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  align-items: center;
  padding: 22px 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.pain-item h3 { font-size: 18px; line-height: 1.45; color: var(--title); }
.pain-item p { color: var(--text); }
.pain-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); transition: .2s ease; }
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 36px;
  align-items: center;
}
.point-list { display: flex; flex-direction: column; gap: 14px; }
.point-list li {
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
}
.point-list strong { display: block; color: var(--title); font-size: 16px; margin-bottom: 4px; }
.point-list span { color: var(--text); font-size: 15px; }
.wire {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 18px;
}
.wire-screen {
  border: 1px solid var(--line);
  border-radius: 16px;
  min-height: 280px;
  background:
    linear-gradient(#E7EEF8, #E7EEF8) 0 0 / 100% 42px no-repeat,
    linear-gradient(#F8FAFD, #F8FAFD);
  padding: 58px 18px 18px;
  position: relative;
}
.wire-screen i {
  position: absolute;
  top: 14px;
  left: 18px;
  width: 46px;
  height: 8px;
  border-radius: 99px;
  background: var(--accent);
  font-style: normal;
}
.wire-line { height: 10px; border-radius: 99px; background: #D5DEEE; margin-bottom: 12px; }
.wire-line.short { width: 62%; }
.wire-caption {
  margin-top: 18px;
  padding: 12px 14px;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  color: var(--title);
  border-radius: 0 12px 12px 0;
}
.timeline { position: relative; display: flex; flex-direction: column; gap: 0; margin-left: 8px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: var(--line);
}
.step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 18px;
  padding: 8px 0 22px;
}
.step-no {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--primary);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  position: relative;
  z-index: 1;
}
.step article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 20px;
  box-shadow: var(--shadow);
}
.step h3 { font-size: 18px; color: var(--title); margin-bottom: 6px; }
.reading-board {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 28px;
}
.fake-sub {
  margin: 8px 0 28px;
  padding: 22px 24px;
  border-radius: 16px;
  background: #1C2434;
  color: #fff;
  font-size: 22px;
  line-height: 1.6;
}
.fake-sub small { display: block; color: #E7C7C1; font-size: 12px; margin-bottom: 8px; }
.scale { display: grid; grid-template-columns: repeat(8, 1fr); gap: 8px; }
.scale span {
  display: grid;
  place-items: center;
  min-height: 44px;
  border-radius: 12px;
  background: var(--bg);
  color: var(--muted);
  border: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
}
.scale span.on { background: var(--primary); color: #fff; border-color: var(--primary); }
.magazine {
  display: grid;
  grid-template-columns: 1.35fr .9fr;
  grid-template-rows: auto auto;
  gap: 18px;
}
.story {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  color: inherit;
  transition: transform .2s ease, box-shadow .2s ease;
}
.story:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.story:first-child { grid-row: 1 / span 2; }
.story-visual { position: relative; min-height: 180px; }
.story:first-child .story-visual { min-height: 320px; }
.v1 { background: linear-gradient(145deg, #f4ebe7, #d9e4f7); }
.v2 { background: linear-gradient(160deg, #e7eefb, #f6eee8); }
.v3 { background: linear-gradient(160deg, #f7f4f1, #e4ebf6); }
.story-visual .badge { position: absolute; top: 14px; left: 14px; }
.story-body { padding: 18px 18px 20px; }
.story-body h3 { font-size: 18px; line-height: 1.45; color: var(--title); margin: 8px 0; }
.meta-line { display: flex; flex-wrap: wrap; gap: 8px 14px; color: var(--muted); font-size: 13px; }
.more-link { color: var(--primary); box-shadow: inset 0 -2px 0 var(--accent); padding-bottom: 1px; }
.story:hover .more-link { color: var(--primary-dark); }
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.stat {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 18px;
}
.stat b {
  display: block;
  font-size: 36px;
  line-height: 1.1;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}
.stat span { display: block; margin-top: 8px; color: var(--title); }
.stat em { display: block; margin-top: 6px; font-style: normal; color: var(--muted); font-size: 13px; line-height: 1.6; }
.quote-rail { display: flex; flex-direction: column; gap: 14px; max-width: 860px; }
.quote {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 16px;
  padding: 20px 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 16px;
}
.avatar { width: 52px; height: 52px; border-radius: 16px; }
.a1 { background: #8E4E45; }
.a2 { background: #2A5BD7; }
.a3 { background: #1C2434; }
.quote h3 { font-size: 16px; color: var(--title); margin-bottom: 6px; }
.quote p { font-size: 16px; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  background: #fff;
  border: 1px solid var(--line);
  color: var(--title);
}
.audience-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.audience-list li {
  padding: 16px 18px;
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--line);
}
.audience-list strong { color: var(--title); display: block; margin-bottom: 4px; }
.catalog-band {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.catalog-band h2 { font-size: 28px; line-height: 1.35; margin-bottom: 10px; }
.news-list { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.news-item {
  display: grid;
  grid-template-columns: 120px 1.2fr .8fr auto;
  gap: 12px;
  align-items: center;
  padding: 18px 20px;
  border-top: 1px solid var(--line);
  color: inherit;
}
.news-item:first-child { border-top: 0; }
.news-item:hover { background: var(--primary-soft); }
.news-item time { color: var(--muted); font-variant-numeric: tabular-nums; font-size: 14px; }
.news-item strong { color: var(--title); font-weight: 650; }
.meters { display: flex; flex-direction: column; gap: 18px; }
.meter-row {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 20px;
}
.meter-top { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 10px; color: var(--title); }
.meter-top b { font-variant-numeric: tabular-nums; color: var(--primary); }
.bar { height: 8px; border-radius: 99px; background: var(--bg-alt); overflow: hidden; }
.bar span { display: block; height: 100%; background: var(--primary); border-radius: inherit; }
.bar.alt span { background: var(--accent); }
.index-list { display: flex; flex-direction: column; gap: 10px; }
.index-row {
  display: grid;
  grid-template-columns: 1.3fr .7fr .7fr auto;
  gap: 12px;
  align-items: center;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  color: inherit;
}
.index-row:hover { border-color: #c9d5ee; box-shadow: var(--shadow); }
.index-row h3 { font-size: 18px; color: var(--title); }
.index-row span { color: var(--muted); font-size: 14px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); background: transparent; }
.faq-q {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 18px 4px;
  min-height: 56px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  color: var(--title);
  font-size: 17px;
  cursor: pointer;
}
.faq-q i {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  border-radius: 50%;
  border: 1px solid var(--line);
  position: relative;
  background: #fff;
}
.faq-q i::before, .faq-q i::after {
  content: "";
  position: absolute;
  background: var(--primary);
  left: 5px;
  right: 5px;
  top: 10px;
  height: 1.5px;
}
.faq-q i::after { transform: rotate(90deg); }
.faq-item.is-open .faq-q i::after { transform: none; }
.faq-a { display: none; padding: 0 8px 18px 0; color: var(--text); max-width: 820px; }
.faq-item.is-open .faq-a { display: block; }
.cta-band {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 32px;
  border-radius: var(--radius-lg);
  background: var(--bg-soft);
  border: 1px solid var(--line);
}
.cta-band h2 { font-size: 28px; line-height: 1.35; margin-bottom: 8px; }
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 48px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr .7fr 1.3fr; gap: 28px; }
.site-footer h2 { font-size: 18px; color: var(--title); margin-bottom: 10px; }
.site-footer p { color: var(--text); font-size: 14px; line-height: 1.7; }
.foot-links { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.foot-links a { color: var(--title); box-shadow: inset 0 -1px 0 var(--accent); }
.foot-links a:hover { color: var(--primary); }
.legal {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}
.tech { letter-spacing: .02em; }
@media (max-width: 1199px) {
  .hero h1 { font-size: 36px; }
  .stat b { font-size: 32px; }
}
@media (max-width: 991px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-links {
    display: none;
    position: absolute;
    left: 24px;
    right: 24px;
    top: calc(100% - 4px);
    flex-direction: column;
    align-items: stretch;
    padding: 8px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: var(--shadow);
  }
  .site-header { position: sticky; }
  .site-header.is-open .nav-links { display: flex; }
  .nav-float { position: relative; }
  .hero-grid, .split, .magazine, .stat-row, .audience-list, .footer-grid { grid-template-columns: 1fr; }
  .story:first-child { grid-row: auto; }
  .pain-item, .news-item, .index-row { grid-template-columns: 1fr; }
  .catalog-band, .cta-band { flex-direction: column; align-items: flex-start; }
  .section { padding: 72px 0; }
  .hero { padding-top: 28px; }
}
@media (max-width: 767px) {
  .container { width: min(var(--container), calc(100% - 32px)); }
  .hero h1 { font-size: 32px; }
  .section-head h2, .catalog-band h2, .cta-band h2 { font-size: 24px; }
  .scale { grid-template-columns: repeat(4, 1fr); }
  .cover { min-height: 0; }
  .cover-art, .story:first-child .story-visual { min-height: 200px; }
  .fake-sub { font-size: 18px; }
  .legal { flex-direction: column; }
  .logo-text { font-size: 15px; }
}
@media (max-width: 520px) {
  .btn { width: 100%; }
  .btn-row { width: 100%; }
  .hero h1 { font-size: 28px; }
  .stat-row { grid-template-columns: 1fr; }
}

/* roulang page: category1 */
:root {
 --bg: #F3F6FB;
 --bg-alt: #E7EEF8;
 --bg-soft: #F8FAFD;
 --card: #ffffff;
 --primary: #2A5BD7;
 --primary-dark: #1E49B5;
 --primary-soft: #E8EFFC;
 --accent: #8E4E45;
 --accent-soft: #F6EEEB;
 --title: #1C2434;
 --text: #3E4858;
 --muted: #6B7380;
 --line: #E3E8F0;
 --shadow: 0 10px 30px rgba(28, 36, 52, .08);
 --shadow-hover: 0 16px 36px rgba(28, 36, 52, .12);
 --radius-lg: 20px;
 --radius: 16px;
 --radius-pill: 999px;
 --container: 1120px;
 --header-h: 72px;
 --font: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
}
/* roulang page: category1 */
:root {
 --bg: #F3F6FB;
 --bg-alt: #E7EEF8;
 --bg-soft: #F8FAFD;
 --card: #ffffff;
 --primary: #2A5BD7;
 --primary-dark: #1E49B5;
 --primary-soft: #E8EFFC;
 --accent: #8E4E45;
 --accent-soft: #F6EEEB;
 --title: #1C2434;
 --text: #3E4858;
 --muted: #6B7380;
 --line: #E3E8F0;
 --shadow: 0 10px 30px rgba(28, 36, 52, .08);
 --shadow-hover: 0 16px 36px rgba(28, 36, 52, .12);
 --radius-lg: 20px;
 --radius: 16px;
 --radius-pill: 999px;
 --container: 1120px;
 --header-h: 72px;
 --font: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 font-size: 16px;
 line-height: 1.75;
 color: var(--text);
 background: var(--bg);
 text-rendering: optimizeLegibility;
 overflow-x: clip;
}
img, svg { max-width: 100%; display: block; }
button, input, select { font-family: inherit; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ul, ol, dl, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
button { cursor: pointer; }
.container { width: min(var(--container), calc(100% - 48px)); margin: 0 auto; }
.site-header {
 position: sticky;
 top: 0;
 z-index: 40;
 padding: 20px 0 0;
 pointer-events: none;
}
.site-header.is-stuck { padding-top: 8px; }
.nav-float {
 pointer-events: auto;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 20px;
 min-height: 72px;
 padding: 10px 14px 10px 18px;
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 box-shadow: var(--shadow);
}
.site-header.is-stuck .nav-float { min-height: 62px; }
.logo { display: flex; align-items: center; gap: 10px; min-width: 0; color: var(--title); }
.logo-mark {
 width: 34px;
 height: 18px;
 flex: 0 0 auto;
 border: 1px solid var(--line);
 border-radius: 999px;
 background:
  linear-gradient(var(--title), var(--title)) center 6px / 18px 2px no-repeat,
  linear-gradient(var(--accent), var(--accent)) center 11px / 12px 2px no-repeat,
  #fff;
}
.logo-text { font-size: 16px; font-weight: 700; letter-spacing: 0; line-height: 1.3; color: var(--title); }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
 position: relative;
 display: inline-flex;
 align-items: center;
 min-height: 44px;
 padding: 0 16px;
 border-radius: var(--radius-pill);
 color: var(--title);
 font-size: 15px;
 transition: background .2s ease, color .2s ease;
}
.nav-links a:hover { background: var(--primary-soft); color: var(--primary); }
.nav-links a:active { transform: translateY(1px); }
.nav-links a.active { color: var(--accent); background: transparent; }
.nav-links a.active::after {
 content: "";
 position: absolute;
 left: 16px;
 right: 16px;
 bottom: 8px;
 height: 2px;
 border-radius: 999px;
 background: var(--accent);
}
.nav-toggle {
 display: none;
 width: 44px;
 height: 44px;
 border: 1px solid var(--line);
 border-radius: 14px;
 background: #fff;
 color: var(--title);
 align-items: center;
 justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
 display: block;
 width: 16px;
 height: 2px;
 margin: 0 auto;
 background: var(--title);
 border-radius: 2px;
 position: relative;
}
.nav-toggle span::before, .nav-toggle span::after {
 content: "";
 position: absolute;
 left: 0;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle:hover { background: var(--primary-soft); }
.section { padding: 100px 0; }
.section-alt { background: var(--bg-alt); }
.section-soft { background: var(--bg-soft); }
.section-head { max-width: 760px; margin-bottom: 36px; }
.section-head h2, .page-head h1, .more-band h2 {
 color: var(--title);
 font-weight: 700;
 letter-spacing: 0;
}
.section-head h2, .more-band h2 { font-size: 28px; line-height: 1.35; }
.section-head p { color: var(--text); margin-top: 10px; }
.page-head { padding: 18px 0 8px; }
.mini-bar {
 display: block;
 width: 72px;
 height: 4px;
 border-radius: var(--radius-pill);
 margin-bottom: 16px;
 background: linear-gradient(90deg, var(--accent) 0 46px, var(--primary) 46px 72px);
}
.page-head h1 { font-size: 40px; line-height: 1.2; max-width: 16em; }
.summary { margin-top: 12px; max-width: 760px; color: var(--text); font-size: 16px; line-height: 1.75; }
.filter-section { padding: 22px 0 36px; }
.filter-bar {
 display: grid;
 grid-template-columns: repeat(3, minmax(0, 1fr));
 gap: 14px;
 padding: 16px;
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 box-shadow: var(--shadow);
}
.field { display: flex; flex-direction: column; gap: 8px; color: var(--muted); font-size: 13px; line-height: 1.4; }
.select {
 appearance: none;
 min-height: 44px;
 width: 100%;
 padding: 0 42px 0 16px;
 border-radius: var(--radius-pill);
 border: 1px solid var(--line);
 background-color: #fff;
 background-image: linear-gradient(45deg, transparent 50%, var(--primary) 50%), linear-gradient(135deg, var(--primary) 50%, transparent 50%);
 background-position: calc(100% - 20px) 19px, calc(100% - 14px) 19px;
 background-size: 6px 6px, 6px 6px;
 background-repeat: no-repeat;
 color: var(--title);
 font-size: 15px;
 transition: border-color .2s ease, box-shadow .2s ease;
}
.select:hover { border-color: #c9d4ea; }
.select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-soft); }
.catalog-grid {
 display: grid;
 grid-template-columns: repeat(2, minmax(0, 1fr));
 gap: 22px;
}
.work-card {
 display: flex;
 flex-direction: column;
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 overflow: hidden;
 transition: transform .2s ease, box-shadow .2s ease;
}
.work-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.cover-link { position: relative; display: block; background: var(--bg-alt); }
.cover-link img { width: 100%; height: 220px; object-fit: cover; }
.badge {
 display: inline-flex;
 align-items: center;
 min-height: 26px;
 padding: 0 10px;
 border-radius: var(--radius-pill);
 background: var(--accent);
 color: #fff;
 font-size: 12px;
 line-height: 1;
}
.badge.soft { background: var(--accent-soft); color: var(--accent); }
.badge.blue { background: var(--primary-soft); color: var(--primary); }
.cover-link .badge { position: absolute; top: 14px; left: 14px; }
.work-body { display: flex; flex-direction: column; gap: 10px; padding: 18px 18px 20px; flex: 1; }
.meta-line { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 13px; line-height: 1.5; font-variant-numeric: tabular-nums; }
.work-body h3 { font-size: 18px; line-height: 1.45; color: var(--title); }
.work-body p { color: var(--text); }
.text-link {
 color: var(--title);
 background-image: linear-gradient(var(--accent), var(--accent));
 background-repeat: no-repeat;
 background-size: 32px 2px;
 background-position: left bottom;
 padding-bottom: 2px;
}
.text-link:hover { color: var(--primary); background-size: 100% 2px; }
.work-body .btn { margin-top: auto; align-self: flex-start; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 44px;
 padding: 0 22px;
 border-radius: var(--radius-pill);
 border: 1px solid transparent;
 font-size: 15px;
 line-height: 1;
 cursor: pointer;
 transition: background .2s ease, color .2s ease, border-color .2s ease, transform .15s ease, box-shadow .2s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 18px rgba(42, 91, 215, .18); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-ghost:hover { background: var(--primary-soft); }
.btn:focus-visible, .nav-links a:focus-visible, .nav-toggle:focus-visible, .text-link:focus-visible, .scene-item:focus-visible {
 outline: 2px solid var(--primary);
 outline-offset: 3px;
}
.more-band { padding: 8px 0 96px; }
.more-inner {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 24px;
 padding: 22px 24px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 box-shadow: var(--shadow);
}
.more-inner p { margin-top: 8px; color: var(--text); }
.scene-rail {
 display: grid;
 grid-template-columns: repeat(5, minmax(0, 1fr));
 gap: 14px;
}
.scene-item {
 display: flex;
 align-items: center;
 gap: 12px;
 min-height: 108px;
 padding: 16px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 transition: transform .2s ease, box-shadow .2s ease;
}
.scene-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.scene-index {
 flex: 0 0 auto;
 width: 42px;
 height: 42px;
 border-radius: 14px;
 display: inline-flex;
 align-items: center;
 justify-content: center;
 background: var(--accent-soft);
 color: var(--accent);
 font-variant-numeric: tabular-nums;
 font-weight: 700;
}
.scene-item h3 { font-size: 16px; line-height: 1.4; color: var(--title); }
.scene-item p { color: var(--muted); font-size: 13px; line-height: 1.55; margin-top: 4px; }
.spec-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.spec-list div {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 22px 24px;
}
.spec-list dt { color: var(--title); font-size: 18px; font-weight: 700; line-height: 1.45; }
.spec-list dd { margin: 8px 0 0; color: var(--text); }
.update-list { display: flex; flex-direction: column; }
.update-list li {
 display: grid;
 grid-template-columns: 140px minmax(0, 1fr) auto;
 gap: 18px;
 align-items: center;
 padding: 18px 4px;
 border-top: 1px solid var(--line);
}
.update-list li:last-child { border-bottom: 1px solid var(--line); }
.update-list time { color: var(--accent); font-variant-numeric: tabular-nums; font-size: 14px; }
.update-list h3 { font-size: 18px; line-height: 1.45; }
.update-list p { color: var(--muted); font-size: 14px; }
.chapter-no { color: var(--primary); font-size: 14px; font-variant-numeric: tabular-nums; }
.notice-box {
 display: grid;
 grid-template-columns: 220px minmax(0, 1fr);
 gap: 28px;
 align-items: start;
 padding: 28px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 box-shadow: var(--shadow);
}
.notice-kicker { color: var(--accent); font-size: 13px; margin-bottom: 8px; }
.notice-points { display: grid; gap: 12px; }
.notice-points li {
 padding: 14px 16px;
 border-radius: 14px;
 background: var(--bg-soft);
 border: 1px solid var(--line);
 color: var(--text);
}
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 72px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr 1.1fr; gap: 36px; }
.site-footer h2 { margin: 0 0 12px; font-size: 18px; line-height: 1.4; color: var(--title); }
.site-footer p { margin: 0; font-size: 14px; line-height: 1.8; color: var(--text); }
.foot-links { display: flex; flex-direction: column; gap: 4px; }
.foot-links a {
 display: inline-flex;
 align-items: center;
 min-height: 36px;
 width: fit-content;
 color: var(--title);
 border-bottom: 2px solid transparent;
}
.foot-links a:hover { color: var(--primary); border-bottom-color: var(--accent); }
.legal {
 display: flex;
 justify-content: space-between;
 gap: 12px;
 margin-top: 36px;
 padding-top: 18px;
 border-top: 1px solid var(--line);
 color: var(--muted);
 font-size: 13px;
}
.legal p { color: var(--muted); }
.tech { letter-spacing: 0; }
@media (max-width: 1199px) {
 .scene-rail { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 991px) {
 .nav-toggle { display: inline-flex; margin-left: auto; }
 .nav-float { flex-wrap: wrap; }
 .nav-links {
  display: none;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  padding: 4px 0 8px;
  order: 3;
 }
 .nav-links.is-open { display: flex; }
 .nav-links a { width: 100%; }
 .scene-rail, .footer-grid { grid-template-columns: 1fr 1fr; }
 .notice-box { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
 .section { padding: 72px 0; }
 .page-head h1 { font-size: 32px; }
 .section-head h2, .more-band h2 { font-size: 24px; }
 .catalog-grid, .spec-list, .filter-bar, .scene-rail, .footer-grid { grid-template-columns: 1fr; }
 .update-list li { grid-template-columns: 1fr; gap: 4px; }
 .more-inner { flex-direction: column; align-items: flex-start; }
 .more-band { padding-bottom: 72px; }
 .legal { flex-direction: column; }
 .cover-link img { height: 200px; }
}
@media (max-width: 520px) {
 .container { width: min(var(--container), calc(100% - 32px)); }
 .logo-text { font-size: 14px; }
 .page-head h1 { font-size: 28px; }
 .site-header { padding-top: 12px; }
 .work-body .btn, .more-inner .btn { width: 100%; }
 .footer-grid { gap: 28px; }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 .work-card, .scene-item, .btn, .nav-links a { transition: none; }
}