/* roulang page: index */
:root {
  --bg: #F5F8FC;
  --bg-alt: #EEF3F9;
  --card: #FFFFFF;
  --text: #1A2332;
  --muted: #5E6D80;
  --line: #E3EAF3;
  --primary: #3C6FE0;
  --primary-deep: #2A56B8;
  --primary-soft: rgba(60, 111, 224, .12);
  --accent: #C96B4A;
  --shadow: 0 10px 30px rgba(28, 45, 78, .08);
  --shadow-hover: 0 16px 34px rgba(28, 45, 78, .12);
  --radius: 16px;
  --pill: 999px;
  --container: 1160px;
  --section-y: 96px;
  --focus: 0 0 0 3px rgba(60, 111, 224, .28);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; border: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: var(--primary); text-underline-offset: 2px; }
a:hover { color: var(--primary-deep); }
:focus { outline: none; }
:focus-visible { box-shadow: var(--focus); border-radius: 12px; }
[hidden] { display: none !important; }
.container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #fff;
  border-bottom: 1px solid var(--line);
  transition: box-shadow .2s ease;
}
.site-header.is-stuck { box-shadow: 0 8px 24px rgba(28, 45, 78, .06); }
.header-bar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  grid-template-areas: "logo seg cta";
  align-items: center;
  gap: 18px;
  min-height: 74px;
  padding: 12px 0;
}
.logo {
  grid-area: logo;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  max-width: 280px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.35;
}
.logo:hover { color: var(--primary-deep); }
.logo-tag {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 8px;
  border-radius: var(--pill);
  background: var(--primary-soft);
  color: var(--primary-deep);
  font-size: 12px;
  font-weight: 600;
  line-height: 20px;
}
.seg-wrap { grid-area: seg; min-width: 0; justify-self: center; max-width: 100%; position: relative; }
.seg-wrap::before, .seg-wrap::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 18px;
  pointer-events: none;
  z-index: 1;
}
.seg-wrap::before { left: 0; background: linear-gradient(90deg, #fff, rgba(255,255,255,0)); }
.seg-wrap::after { right: 0; background: linear-gradient(270deg, #fff, rgba(255,255,255,0)); }
.seg { display: flex; gap: 8px; align-items: center; justify-content: center; }
.seg-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 8px 14px;
  border-radius: var(--pill);
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.2;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.seg-item:hover { border-color: var(--primary); color: var(--primary-deep); }
.seg-item:active { transform: translateY(1px); }
.seg-item.is-current { background: var(--primary-soft); color: var(--primary-deep); border-color: transparent; font-weight: 700; }
.header-cta { grid-area: cta; white-space: nowrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 12px 22px;
  border-radius: var(--pill);
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  line-height: 1.2;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-deep); color: #fff; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:focus-visible { box-shadow: var(--focus); }
.btn:disabled, .btn.is-disabled { background: #c5d0e2; color: #f7f9fc; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-ghost { background: #fff; color: var(--primary-deep); border-color: #c9d7f5; }
.btn-ghost:hover { background: var(--primary-soft); color: var(--primary-deep); transform: translateY(-1px); }
.btn-ghost:active { transform: translateY(1px); }
.band { padding: var(--section-y) 0; }
.band-alt { background: var(--bg-alt); }
.band-white { background: #fff; }
.section-head { margin-bottom: 28px; max-width: 760px; }
.section-head.center { max-width: 760px; }
.kicker {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
}
h1 { font-size: 40px; line-height: 1.25; letter-spacing: -.02em; }
h2 { font-size: 28px; line-height: 1.3; letter-spacing: -.01em; }
h3 { font-size: 20px; line-height: 1.4; }
.lede, .section-desc { margin-top: 12px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.aux { color: var(--muted); font-size: 13px; line-height: 1.6; }
.status-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 6px 12px;
  border-radius: var(--pill);
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 13px;
  line-height: 1.4;
  box-shadow: 0 4px 14px rgba(28, 45, 78, .04);
}
.status-pill svg { flex: 0 0 auto; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); display: inline-block; }
.board-card {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
  gap: 28px;
  align-items: stretch;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 32px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-content: start; }
.metric {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  min-height: 118px;
}
.metric-num { color: var(--accent); font-size: 32px; line-height: 1.1; font-weight: 760; font-variant-numeric: tabular-nums; }
.metric-label { margin-top: 8px; font-weight: 700; }
.metric-note { color: var(--muted); font-size: 13px; line-height: 1.6; }
.bento { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 16px; }
.bento-main, .mini-card, .compare-col, .news-card, .assure-item, .album-card, .qa-item, .editor-copy, .point, .form-card, .track {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.bento-main { padding: 28px; display: flex; flex-direction: column; min-height: 100%; }
.bento-main p, .mini-card p, .point p, .album-card p, .news-card p, .assure-item p, .scene-item p { color: var(--muted); margin-top: 8px; }
.icon-badge {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--primary-soft);
  color: var(--primary-deep);
  margin-bottom: 16px;
}
.bento-side { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.mini-card { padding: 18px; transition: transform .2s ease, box-shadow .2s ease; }
.mini-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.compare-col { padding: 22px; }
.compare-col.is-hot { border-color: #d7e2fa; box-shadow: var(--shadow-hover); }
.col-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 8px; }
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: var(--pill);
  background: rgba(201, 107, 74, .12);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  white-space: nowrap;
}
.badge.soft { background: var(--primary-soft); color: var(--primary-deep); }
.compare-row { margin-top: 14px; }
.compare-row span { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; }
.bar { height: 8px; margin-top: 6px; border-radius: var(--pill); background: #e7eef8; overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: inherit; background: #b7c3d6; }
.is-hot .bar i { background: var(--primary); }
.check-line { display: flex; align-items: flex-start; gap: 8px; margin-top: 10px; color: var(--text); font-size: 14px; line-height: 1.6; }
.track { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding: 28px 22px 22px; }
.track::before {
  content: "";
  position: absolute;
  left: 48px;
  right: 48px;
  top: 48px;
  height: 2px;
  background: #d5e1f2;
}
.track-item { position: relative; z-index: 1; }
.track-index {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #fff;
  border: 2px solid var(--accent);
  color: var(--accent);
  font-weight: 760;
  margin-bottom: 12px;
}
.news-list { display: grid; gap: 14px; }
.news-card {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 16px;
  padding: 14px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.news-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.cover {
  border-radius: 12px;
  min-height: 112px;
  height: 100%;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,.35), transparent 36%),
    linear-gradient(145deg, var(--c1), var(--c2));
}
.cover.c1 { --c1: #6e93ea; --c2: #2a56b8; }
.cover.c2 { --c1: #8aa6df; --c2: #3c6fe0; }
.cover.c3 { --c1: #d7c2b4; --c2: #8ea0b8; }
.cover.c4 { --c1: #7f97c4; --c2: #314e86; }
.cover.c5 { --c1: #e3c2b4; --c2: #c96b4a; }
.cover.c6 { --c1: #9eb0c9; --c2: #3d5678; }
.news-body { min-width: 0; padding: 4px 6px 4px 0; }
.news-meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 6px; }
.news-body h3 a { color: var(--text); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 2px; }
.news-body h3 a:hover { color: var(--primary-deep); }
.news-more { display: flex; justify-content: flex-end; margin-top: 16px; }
.scene-list { display: grid; gap: 14px; }
.scene-item {
  display: block;
  width: min(100%, 980px);
  padding: 22px 24px;
  background: #fff;
  border-radius: 22px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  color: var(--text);
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.scene-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); color: var(--text); }
.scene-item:nth-child(2) { width: min(100%, 820px); margin-left: auto; padding: 28px 26px 24px; }
.scene-item:nth-child(3) { width: min(100%, 680px); margin-left: 7%; padding: 18px 22px; }
.scene-top { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.assure-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.assure-item { display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 14px; padding: 18px; background: var(--bg-alt); box-shadow: none; }
.h-scroll-wrap { position: relative; }
.h-scroll-wrap::before, .h-scroll-wrap::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 12px;
  width: 36px;
  z-index: 2;
  pointer-events: none;
}
.h-scroll-wrap::before { left: 0; background: linear-gradient(90deg, var(--bg-alt), rgba(238,243,249,0)); }
.h-scroll-wrap::after { right: 0; background: linear-gradient(270deg, var(--bg-alt), rgba(238,243,249,0)); }
.h-scroll {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 4px 2px 16px;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}
.album-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  padding: 12px;
  color: var(--text);
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.album-card:nth-child(2) { flex-basis: 340px; }
.album-card:nth-child(3) { flex-basis: 246px; }
.album-card:nth-child(4) { flex-basis: 360px; }
.album-card:nth-child(5) { flex-basis: 300px; }
.album-card:nth-child(6) { flex-basis: 260px; }
.album-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); color: var(--text); }
.album-card .cover { height: 148px; margin-bottom: 12px; }
.album-card:nth-child(2) .cover { height: 176px; }
.album-card:nth-child(3) .cover { height: 132px; }
.album-card:nth-child(4) .cover { height: 188px; }
.album-card:nth-child(5) .cover { height: 156px; }
.album-card strong { display: block; font-size: 18px; line-height: 1.4; }
.qa-list { display: grid; gap: 12px; }
.qa-item { padding: 18px 20px; }
.qa-item h3 { font-size: 18px; }
.entry-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.entry-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 104px;
  padding: 22px 24px;
  border-radius: 20px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  color: var(--text);
  text-decoration: none;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.entry-chip:hover { color: var(--primary-deep); border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.entry-chip strong { font-size: 22px; line-height: 1.4; }
.entry-chip span { color: var(--muted); font-size: 13px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 14px;
  border-radius: var(--pill);
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text);
  text-decoration: none;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.tag:hover { background: var(--primary-soft); border-color: transparent; color: var(--primary-deep); }
.faq-list { display: grid; gap: 10px; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.55); overflow: hidden; }
.faq-item.is-open { background: #fff; box-shadow: var(--shadow); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 18px 20px;
  font-weight: 700;
  font-size: 17px;
  line-height: 1.5;
}
.faq-q:focus-visible { box-shadow: var(--focus); }
.plus {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--line);
  position: relative;
  background: #fff;
}
.plus::before, .plus::after { content: ""; position: absolute; background: var(--primary-deep); border-radius: 2px; }
.plus::before { width: 12px; height: 2px; left: 7px; top: 12px; }
.plus::after { width: 2px; height: 12px; left: 12px; top: 7px; transition: transform .2s ease; }
.faq-item.is-open .plus::after { transform: rotate(90deg); opacity: 0; }
.faq-a { display: none; padding: 0 20px 18px; color: var(--muted); }
.faq-item.is-open .faq-a { display: block; }
.editor { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr); gap: 16px; }
.editor-copy, .form-card { padding: 28px; }
.editor-points { display: grid; gap: 12px; }
.point { padding: 16px 16px 16px 18px; border-left: 4px solid var(--accent); box-shadow: none; }
.inline-link { font-weight: 700; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 2px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 18px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field-label { font-size: 14px; font-weight: 700; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 12px;
  padding: 12px 14px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
textarea { min-height: 120px; resize: vertical; }
select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--primary) 50%), linear-gradient(135deg, var(--primary) 50%, transparent 50%);
  background-position: calc(100% - 18px) 55%, calc(100% - 12px) 55%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 36px;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: var(--focus); }
.field.is-error input, .field.is-error select, .field.is-error textarea { border-color: var(--accent); }
.error-text { color: var(--accent); font-size: 13px; line-height: 1.6; }
.form-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 8px; }
.success-banner {
  margin-bottom: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  background: #e7f6ee;
  border: 1px solid #b7e4c9;
  color: var(--text);
}
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 28px 0 36px; }
.footer-bar { display: flex; justify-content: space-between; gap: 18px; align-items: flex-start; }
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-links a { color: var(--primary); font-weight: 700; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 2px; }
.footer-links a:hover { color: var(--primary-deep); }
@media (max-width: 1024px) {
  :root { --section-y: 72px; }
  .header-bar { grid-template-columns: 1fr auto; grid-template-areas: "logo cta" "seg seg"; }
  .seg { flex-wrap: wrap; justify-content: flex-start; }
  .board-card, .bento, .compare, .editor { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .track { grid-template-columns: 1fr 1fr; }
  .track::before { display: none; }
}
@media (max-width: 768px) {
  :root { --section-y: 48px; }
  .container { width: min(var(--container), calc(100% - 32px)); }
  .header-bar { grid-template-columns: 1fr; grid-template-areas: "logo" "cta" "seg"; }
  .logo { max-width: none; }
  .header-cta, .btn-block { width: 100%; }
  .seg { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; }
  .bento-side, .assure-list, .entry-row, .form-grid, .news-card { grid-template-columns: 1fr; }
  .scene-item, .scene-item:nth-child(2), .scene-item:nth-child(3) { width: 100%; margin-left: 0; }
  .footer-bar { flex-direction: column; }
}
@media (max-width: 520px) {
  .metrics, .track { grid-template-columns: 1fr; }
  .board-card, .bento-main, .editor-copy, .form-card { padding: 16px; }
  .mini-card, .compare-col, .news-card, .assure-item { padding: 16px; }
}
@media (max-width: 480px) {
  h1 { font-size: 30px; }
  h2 { font-size: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category2 */
:root {
  --bg: #F5F8FC;
  --bg-alt: #EEF3F9;
  --card: #FFFFFF;
  --text: #1A2332;
  --muted: #5E6D80;
  --line: #E3EAF3;
  --primary: #3C6FE0;
  --primary-deep: #2A56B8;
  --primary-soft: rgba(60, 111, 224, .12);
  --accent: #C96B4A;
  --shadow: 0 10px 30px rgba(28, 45, 78, .08);
  --shadow-hover: 0 16px 34px rgba(28, 45, 78, .12);
  --radius: 16px;
  --pill: 999px;
  --container: 1160px;
  --section-y: 96px;
  --focus: 0 0 0 3px rgba(60, 111, 224, .28);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; border: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--primary); text-decoration-thickness: 2px; text-underline-offset: 2px; }
a:hover { color: var(--primary-deep); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}
.container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #fff;
  border-bottom: 1px solid var(--line);
  transition: box-shadow .2s ease;
}
.site-header.is-stuck { box-shadow: 0 8px 24px rgba(28, 45, 78, .06); }
.header-bar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  grid-template-areas: "logo seg cta";
  align-items: center;
  gap: 18px;
  min-height: 74px;
  padding: 12px 0;
}
.logo {
  grid-area: logo;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  max-width: 280px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.35;
}
.logo:hover { color: var(--primary-deep); }
.logo-tag {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 8px;
  border-radius: var(--pill);
  background: var(--primary-soft);
  color: var(--primary-deep);
  font-size: 12px;
  font-weight: 600;
  line-height: 20px;
}
.seg-wrap {
  grid-area: seg;
  min-width: 0;
  position: relative;
}
.seg {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.seg-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 8px 14px;
  border-radius: var(--pill);
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.2;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.seg-item:hover { border-color: var(--primary); color: var(--primary-deep); }
.seg-item:active { transform: translateY(1px); }
.seg-item.is-current { background: var(--primary-soft); color: var(--primary-deep); border-color: transparent; font-weight: 700; }
.header-cta { grid-area: cta; white-space: nowrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 12px 22px;
  border-radius: var(--pill);
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  line-height: 1.2;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-deep); color: #fff; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:focus-visible { box-shadow: var(--focus); }
.btn:disabled, .btn.is-disabled { background: #c5d0e2; color: #f7f9fc; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-ghost { background: #fff; color: var(--primary-deep); border-color: #c9d7f5; }
.btn-ghost:hover { background: var(--primary-soft); color: var(--primary-deep); transform: translateY(-1px); }
.btn-ghost:active { transform: translateY(1px); }
.section { padding: var(--section-y) 0; }
.section.alt { background: var(--bg-alt); }
.section-head { margin-bottom: 28px; max-width: 760px; }
h1 { margin: 0; font-size: 40px; line-height: 1.25; letter-spacing: -.02em; }
h2 { margin: 0; font-size: 28px; line-height: 1.3; }
h3 { margin: 0; font-size: 20px; line-height: 1.4; }
.lede { margin: 12px 0 0; color: var(--muted); font-size: 16px; line-height: 1.75; }
.aux { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: var(--pill);
  background: rgba(201, 107, 74, .12);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  white-space: nowrap;
}
.badge.soft { background: var(--primary-soft); color: var(--primary-deep); }
.mast-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, .72fr);
  gap: 28px;
  align-items: start;
}
.check-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.check-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 6px 12px;
  border-radius: var(--pill);
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 13px;
  line-height: 1.4;
  box-shadow: 0 4px 14px rgba(28, 45, 78, .04);
}
.check-item svg { flex: 0 0 auto; }
.mast-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.toc-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 22px;
}
.toc-card ol { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.toc-card a {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  text-decoration: none;
  color: var(--text);
  background: var(--bg);
  border: 1px solid transparent;
}
.toc-card a:hover { border-color: #d7e2fa; color: var(--primary-deep); background: #fff; }
.toc-card a:active { transform: translateY(1px); }
.toc-card a span { color: var(--accent); font-weight: 700; font-size: 13px; }
.feature, .topic-card, .scene-item, .path-bar, .note-card, .faq-item, .form-card, .relate-list {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.feature {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 0;
  overflow: hidden;
  margin-bottom: 16px;
}
.cover {
  min-height: 220px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #fff;
}
.cover strong { font-size: 18px; line-height: 1.4; }
.cover.c1 { background: linear-gradient(160deg, #3C6FE0 0%, #8AA6E8 100%); }
.cover.c2 { background: linear-gradient(160deg, #2A56B8 0%, #7E96C9 100%); }
.cover.c3 { background: linear-gradient(160deg, #C96B4A 0%, #E2B09A 100%); }
.cover.c4 { background: linear-gradient(160deg, #3E6B8A 0%, #A9C3D4 100%); }
.cover.c5 { background: linear-gradient(160deg, #5C6B8A 0%, #C5CEDD 100%); }
.feature-body, .topic-body { padding: 24px; }
.meta-line { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 10px; }
.feature-body p, .topic-body p, .scene-item p, .note-card p, .faq-item p, .path-bar dd { color: var(--muted); margin: 8px 0 0; }
.topic-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 16px;
  align-items: start;
}
.topic-stack { display: grid; gap: 16px; }
.topic-card { overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.topic-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.topic-card.tall .cover { min-height: 168px; }
.topic-card.mid .cover { min-height: 96px; }
.topic-card.short .topic-body { padding: 18px 20px 20px; }
.topic-card.short h3 { font-size: 18px; }
.timeline { position: relative; display: grid; gap: 18px; margin-left: 8px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: #d5e1f5;
}
.scene-item {
  position: relative;
  margin-left: 42px;
  padding: 20px 22px;
}
.scene-item::before {
  content: "";
  position: absolute;
  left: -35px;
  top: 26px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid #fff;
  box-shadow: 0 0 0 1px rgba(201, 107, 74, .35);
}
.scene-item.s2 { margin-right: 8%; }
.scene-item.s3 { margin-right: 18%; padding-bottom: 28px; }
.scene-kicker { color: var(--accent); font-size: 13px; font-weight: 700; }
.path-list { display: grid; gap: 14px; margin: 0; }
.path-bar { padding: 18px 22px; display: grid; grid-template-columns: 168px minmax(0, 1fr); gap: 18px; align-items: start; }
.path-bar dt { margin: 0; font-weight: 700; font-size: 18px; line-height: 1.4; }
.path-bar dd { margin: 0; }
.relate-list { padding: 8px 8px; }
.relate-list ol { list-style: none; margin: 0; padding: 0; }
.relate-list li { border-bottom: 1px solid var(--line); }
.relate-list li:last-child { border-bottom: 0; }
.relate-list a {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 14px 12px;
  text-decoration: none;
  color: var(--text);
  border-radius: 12px;
}
.relate-list a:hover { background: var(--bg-alt); color: var(--primary-deep); }
.relate-list a:active { background: #e7eef8; }
.relate-list time { color: var(--muted); font-size: 13px; }
.note-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.note-card { padding: 20px; min-height: 180px; }
.note-card .idx { color: var(--accent); font-weight: 700; font-size: 13px; }
.faq-list { display: grid; gap: 12px; }
.faq-item { overflow: hidden; }
.faq-item button {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  font-weight: 700;
  font-size: 16px;
}
.faq-item button:hover { color: var(--primary-deep); }
.faq-item.is-open { background: #f8fbff; }
.plus {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary-deep);
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  position: relative;
}
.plus::before, .plus::after {
  content: "";
  position: absolute;
  background: currentColor;
  border-radius: 2px;
}
.plus::before { width: 12px; height: 2px; }
.plus::after { width: 2px; height: 12px; transition: transform .2s ease; }
.faq-item.is-open .plus::after { transform: scaleY(0); }
.faq-panel { display: none; padding: 0 20px 18px; }
.faq-item.is-open .faq-panel { display: block; }
.form-card { padding: 28px; max-width: 760px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 18px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13px; font-weight: 700; }
.field input, .field textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 12px;
  padding: 12px 14px;
  min-height: 46px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:hover, .field textarea:hover { border-color: #c9d7f5; }
.field input.is-error, .field textarea.is-error { border-color: var(--accent); }
.field-error { display: none; color: var(--accent); font-size: 13px; line-height: 1.5; }
.field.is-invalid .field-error { display: block; }
.direction-pill {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 6px 12px;
  border-radius: var(--pill);
  background: rgba(201, 107, 74, .12);
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
}
.form-success {
  display: none;
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(60, 111, 224, .1);
  color: var(--primary-deep);
  font-weight: 700;
}
.form-card.is-done .form-success { display: block; }
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 28px 0; }
.footer-bar { display: flex; justify-content: space-between; gap: 20px; align-items: center; }
.footer-links { display: flex; gap: 18px; }
.footer-links a { color: var(--text); text-decoration: none; font-weight: 700; }
.footer-links a:hover { color: var(--primary-deep); text-decoration: underline; text-underline-offset: 2px; }
@media (max-width: 1024px) {
  :root { --section-y: 72px; }
  .mast-grid, .feature, .topic-grid, .path-bar { grid-template-columns: 1fr; }
  .scene-item.s2, .scene-item.s3 { margin-right: 0; }
  .seg { justify-content: flex-start; }
  .header-bar { gap: 12px; }
}
@media (max-width: 768px) {
  :root { --section-y: 48px; }
  .header-bar {
    grid-template-columns: 1fr;
    grid-template-areas: "logo" "cta" "seg";
    align-items: stretch;
  }
  .header-cta { width: 100%; }
  .logo { max-width: none; }
  .seg-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    mask-image: linear-gradient(90deg, transparent, #000 16px, #000 calc(100% - 16px), transparent);
  }
  .seg { flex-wrap: nowrap; width: max-content; padding: 2px 8px 8px; }
  .note-grid, .form-grid { grid-template-columns: 1fr; }
  .relate-list a { grid-template-columns: 1fr; gap: 4px; }
  .footer-bar { flex-direction: column; align-items: flex-start; }
  h1 { font-size: 34px; }
}
@media (max-width: 480px) {
  h1 { font-size: 30px; }
  .container { width: min(var(--container), calc(100% - 28px)); }
  .feature-body, .topic-body, .form-card, .toc-card, .scene-item, .note-card { padding: 16px; }
  .topic-card.short .topic-body { padding: 16px; }
  .check-row { gap: 8px; }
}

/* roulang page: category1 */
:root {
 --bg: #F5F8FC;
 --bg-alt: #EEF3F9;
 --card: #FFFFFF;
 --text: #1A2332;
 --muted: #5E6D80;
 --line: #E3EAF3;
 --primary: #3C6FE0;
 --primary-deep: #2A56B8;
 --primary-soft: rgba(60, 111, 224, .12);
 --accent: #C96B4A;
 --shadow: 0 10px 30px rgba(28, 45, 78, .08);
 --shadow-hover: 0 16px 34px rgba(28, 45, 78, .12);
 --radius: 16px;
 --pill: 999px;
 --container: 1160px;
 --section-y: 96px;
 --focus: 0 0 0 3px rgba(60, 111, 224, .28);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 background: var(--bg);
 color: var(--text);
 font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; border: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--primary); text-underline-offset: 2px; }
a:hover { color: var(--primary-deep); }
h1, h2, h3, p { margin: 0; }
h1 { font-size: 40px; line-height: 1.25; letter-spacing: -0.02em; }
h2 { font-size: 28px; line-height: 1.3; letter-spacing: -0.02em; }
h3 { font-size: 20px; line-height: 1.4; }
.container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
.aux { color: var(--muted); font-size: 13px; line-height: 1.6; }
.site-header {
 position: sticky;
 top: 0;
 z-index: 40;
 background: #fff;
 border-bottom: 1px solid var(--line);
 transition: box-shadow .2s ease;
}
.site-header.is-stuck { box-shadow: 0 8px 24px rgba(28, 45, 78, .06); }
.header-bar {
 display: grid;
 grid-template-columns: auto minmax(0, 1fr) auto;
 grid-template-areas: "logo seg cta";
 align-items: center;
 gap: 18px;
 min-height: 74px;
 padding: 12px 0;
}
.logo {
 grid-area: logo;
 display: flex;
 flex-direction: column;
 align-items: flex-start;
 gap: 2px;
 max-width: 280px;
 color: var(--text);
 text-decoration: none;
 font-weight: 700;
 font-size: 15px;
 line-height: 1.35;
}
.logo:hover { color: var(--primary-deep); }
.logo-tag {
 display: inline-flex;
 align-items: center;
 height: 20px;
 padding: 0 8px;
 border-radius: var(--pill);
 background: var(--primary-soft);
 color: var(--primary-deep);
 font-size: 12px;
 font-weight: 600;
 line-height: 20px;
}
.seg-wrap { grid-area: seg; min-width: 0; position: relative; }
.seg {
 display: flex;
 gap: 8px;
 justify-content: center;
 flex-wrap: wrap;
}
.seg-item {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 38px;
 padding: 8px 14px;
 border-radius: var(--pill);
 border: 1px solid var(--line);
 background: #fff;
 color: var(--text);
 text-decoration: none;
 font-size: 14px;
 line-height: 1.2;
 white-space: nowrap;
 transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.seg-item:hover { border-color: var(--primary); color: var(--primary-deep); }
.seg-item:active { transform: translateY(1px); }
.seg-item:focus-visible { box-shadow: var(--focus); }
.seg-item.is-current { background: var(--primary-soft); color: var(--primary-deep); border-color: transparent; font-weight: 700; }
.header-cta { grid-area: cta; white-space: nowrap; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 44px;
 padding: 12px 22px;
 border-radius: var(--pill);
 border: 1px solid transparent;
 text-decoration: none;
 font-weight: 700;
 line-height: 1.2;
 background: transparent;
 transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-deep); color: #fff; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:focus-visible, .btn:focus-visible, button:focus-visible { box-shadow: var(--focus); outline: none; }
.btn:disabled, .btn.is-disabled { background: #c5d0e2; color: #f7f9fc; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-ghost { background: #fff; color: var(--primary-deep); border-color: #c9d7f5; }
.btn-ghost:hover { background: var(--primary-soft); color: var(--primary-deep); transform: translateY(-1px); }
.btn-ghost:active { transform: translateY(1px); }
.section { padding: var(--section-y) 0; }
.section.band { background: var(--bg-alt); }
.section-head { margin-bottom: 28px; max-width: 760px; }
.lede, .section-desc { margin-top: 12px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.page-head { padding-top: 56px; }
.head-line {
 display: flex;
 align-items: flex-end;
 justify-content: space-between;
 gap: 24px;
}
.count-chip {
 display: inline-flex;
 align-items: baseline;
 gap: 6px;
 flex: 0 0 auto;
 min-height: 36px;
 padding: 6px 14px;
 border-radius: var(--pill);
 background: #fff;
 border: 1px solid var(--line);
 color: var(--muted);
 font-size: 13px;
 line-height: 1.6;
 box-shadow: 0 4px 14px rgba(28, 45, 78, .04);
}
.count-chip b { color: var(--accent); font-size: 22px; line-height: 1; font-weight: 800; }
.filter-bar {
 display: flex;
 gap: 10px;
 flex-wrap: wrap;
 align-items: center;
}
.filter-btn {
 display: inline-flex;
 align-items: center;
 min-height: 38px;
 padding: 8px 16px;
 border-radius: var(--pill);
 border: 1px solid var(--line);
 background: #fff;
 color: var(--text);
 font-size: 14px;
 font-weight: 600;
 transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.filter-btn:hover { border-color: var(--accent); color: var(--accent); }
.filter-btn:active { transform: translateY(1px); }
.filter-btn.is-current { background: rgba(201, 107, 74, .12); color: var(--accent); border-color: transparent; }
.list-panel {
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: 24px;
 box-shadow: var(--shadow);
 padding: 6px 28px;
}
.entry {
 display: grid;
 grid-template-columns: 128px minmax(0, 1fr);
 gap: 22px;
 align-items: start;
 padding: 22px 0;
 border-bottom: 1px solid var(--line);
}
.entry:last-child { border-bottom: 0; }
.entry.is-hidden { display: none; }
.entry time {
 display: block;
 color: var(--muted);
 font-size: 13px;
 line-height: 1.6;
 padding-top: 4px;
}
.entry-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.entry-title { font-size: 20px; line-height: 1.4; font-weight: 700; }
.entry-title a { color: var(--text); text-decoration: none; }
.entry-title a:hover { color: var(--primary-deep); text-decoration: underline; text-underline-offset: 2px; }
.entry p { margin-top: 8px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.badge {
 display: inline-flex;
 align-items: center;
 min-height: 24px;
 padding: 2px 8px;
 border-radius: var(--pill);
 background: rgba(201, 107, 74, .12);
 color: var(--accent);
 font-size: 12px;
 font-weight: 700;
 line-height: 1.4;
 white-space: nowrap;
}
.badge.soft { background: var(--primary-soft); color: var(--primary-deep); }
.empty-note { margin-top: 16px; color: var(--muted); }
.stair { display: flex; flex-direction: column; gap: 14px; max-width: 860px; }
.step {
 position: relative;
 margin-left: calc(var(--i) * 36px);
 background: var(--card);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 20px 22px 20px 72px;
 transition: transform .2s ease, box-shadow .2s ease;
}
.step:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.step-no {
 position: absolute;
 left: 18px;
 top: 20px;
 width: 36px;
 height: 36px;
 border-radius: 12px;
 display: grid;
 place-items: center;
 background: var(--primary-soft);
 color: var(--primary-deep);
 font-weight: 800;
}
.step h3 { font-size: 18px; }
.step p { margin-top: 6px; color: var(--muted); }
.closer {
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 18px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 22px 24px;
}
.closer p { color: var(--muted); margin-top: 6px; }
.more-link {
 font-weight: 700;
 text-decoration: underline;
 text-underline-offset: 2px;
}
.more-link:focus-visible { box-shadow: var(--focus); border-radius: 8px; }
.guide-grid {
 display: grid;
 grid-template-columns: 1.15fr .82fr .95fr;
 gap: 18px;
 align-items: start;
}
.guide-card {
 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;
}
.guide-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.guide-card:nth-child(2) { margin-top: 42px; }
.guide-card:nth-child(3) { margin-top: 18px; }
.cover { height: 148px; }
.cover-a { height: 188px; background: #d9e4f8; }
.cover-b { height: 112px; background: #f3e2da; }
.cover-c { height: 150px; background: #e4ebf6; }
.guide-body { padding: 20px 22px 22px; }
.guide-body p { margin-top: 8px; color: var(--muted); }
.guide-body .more-link { display: inline-flex; margin-top: 14px; }
.qa-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.qa-item {
 background: var(--card);
 border: 1px solid var(--line);
 border-left: 4px solid var(--primary);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 padding: 22px;
}
.qa-item h3 { font-size: 18px; }
.qa-item p { margin-top: 8px; color: var(--muted); }
.return-band {
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 20px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 24px;
 box-shadow: var(--shadow);
 padding: 28px;
}
.return-band p { margin-top: 8px; color: var(--muted); max-width: 640px; }
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 28px 0 36px; }
.footer-bar { display: flex; justify-content: space-between; gap: 20px; align-items: flex-end; }
.footer-links { display: flex; gap: 18px; align-items: center; }
.footer-links a { font-weight: 700; text-decoration: underline; text-underline-offset: 2px; }
.footer-links a:focus-visible { box-shadow: var(--focus); border-radius: 8px; }
.faq-list { display: grid; gap: 10px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.faq-item summary { cursor: pointer; list-style: none; padding: 16px 48px 16px 18px; font-weight: 700; position: relative; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 18px; top: 12px; color: var(--primary-deep); font-size: 22px; }
.faq-item[open] { background: var(--bg-alt); }
.faq-item[open] summary::after { content: "–"; }
.faq-item summary:focus-visible { box-shadow: var(--focus); border-radius: var(--radius); }
.faq-item .faq-a { padding: 0 18px 16px; color: var(--muted); }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field input, .field select, .field textarea {
 width: 100%;
 border: 1px solid var(--line);
 border-radius: 12px;
 background: #fff;
 padding: 12px 14px;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; box-shadow: var(--focus); border-color: var(--primary); }
.field.is-error input, .field.is-error textarea, .field.is-error select { border-color: var(--accent); }
.form-error { color: var(--accent); font-size: 13px; line-height: 1.6; }
.form-success { display: none; padding: 14px 16px; border-radius: 12px; background: var(--primary-soft); color: var(--primary-deep); }
.form-success.is-on { display: block; }
@media (max-width: 1024px) {
 :root { --section-y: 72px; }
 .seg { flex-wrap: wrap; }
 .guide-grid { grid-template-columns: 1fr 1fr; }
 .guide-card:nth-child(2), .guide-card:nth-child(3) { margin-top: 0; }
 .guide-card:last-child { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
 :root { --section-y: 48px; }
 .header-bar {
  grid-template-columns: 1fr;
  grid-template-areas: "logo" "cta" "seg";
  align-items: stretch;
  min-height: 0;
 }
 .logo { max-width: none; }
 .header-cta { width: 100%; }
 .seg-wrap::before, .seg-wrap::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 28px;
  pointer-events: none;
  z-index: 1;
 }
 .seg-wrap::before { left: 0; background: linear-gradient(90deg, #fff, rgba(255,255,255,0)); }
 .seg-wrap::after { right: 0; background: linear-gradient(270deg, #fff, rgba(255,255,255,0)); }
 .seg {
  flex-wrap: nowrap;
  justify-content: flex-start;
  overflow-x: auto;
  padding: 2px 8px 6px;
  scrollbar-width: none;
 }
 .seg::-webkit-scrollbar { display: none; }
 .head-line, .closer, .return-band, .footer-bar { flex-direction: column; align-items: flex-start; }
 .entry { grid-template-columns: 1fr; gap: 6px; }
 .guide-grid, .qa-grid { grid-template-columns: 1fr; }
 .step { margin-left: 0; }
 .return-band .btn, .closer .btn { width: 100%; }
}
@media (max-width: 480px) {
 h1 { font-size: 30px; }
 .container { width: min(var(--container), calc(100% - 32px)); }
 .list-panel, .guide-body, .qa-item, .step, .closer, .return-band { padding: 16px; }
 .step { padding-left: 62px; }
 .page-head { padding-top: 36px; }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 *, *::before, *::after { transition: none !important; }
}