/* roulang page: index */
:root {
  --canvas: #F4F7FB;
  --card: #FFFFFF;
  --ink: #1C2836;
  --mute: #5B7C99;
  --brand: #2F6FED;
  --brand-h: #2459C4;
  --amber: #E8A317;
  --teal: #12B5A0;
  --rose: #E35D6A;
  --line: #E3EAF3;
  --soft: #EAF1FB;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(47, 111, 237, 0.08);
  --shadow-h: 0 14px 34px rgba(47, 111, 237, 0.14);
  --space: 20px;
  --font: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.75;
}
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; font-size: 16px; color: var(--ink); }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-weight: 700; line-height: 1.35; margin: 0; color: var(--ink); }
h1 { font-size: 32px; letter-spacing: -0.02em; }
h2 { font-size: 26px; letter-spacing: -0.02em; }
h3 { font-size: 18px; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.age-bar {
  background: #FFF4F5;
  color: #9E3A45;
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
  padding: 8px 16px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(28, 40, 54, 0.04);
}
.site-header::before {
  content: "";
  display: block;
  height: 3px;
  background: var(--brand);
}
.header-row {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 72px;
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; flex: 1; }
.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--brand);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  flex: 0 0 auto;
}
.brand-name { font-weight: 700; font-size: 16px; line-height: 1.35; }
.nav-links { display: none; gap: 8px; align-items: center; }
.nav-links a {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--mute);
  font-size: 15px;
}
.nav-links a:hover { color: var(--brand); background: var(--soft); }
.nav-links a[aria-current="page"] { color: var(--brand); background: var(--soft); font-weight: 700; }
.nav-links.is-open {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: 0 0 12px;
}
.nav-links.is-open a { border-radius: 12px; }
.menu-btn, .btn-solid, .btn-line {
  border-radius: 999px;
  min-height: 44px;
  padding: 0 16px;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.menu-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}
.menu-btn:hover { border-color: var(--brand); color: var(--brand); }
.btn-solid {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--brand);
  color: #fff;
  border: 1px solid var(--brand);
  font-weight: 700;
  box-shadow: 0 8px 18px rgba(47, 111, 237, 0.18);
}
.btn-solid:hover { background: var(--brand-h); border-color: var(--brand-h); transform: translateY(-1px); }
.btn-solid:active { transform: translateY(0); }
.btn-line {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  color: var(--brand);
  border: 1px solid var(--brand);
  font-weight: 700;
}
.btn-line:hover { background: var(--soft); transform: translateY(-1px); }
.header-cta { display: none; }
.step-nav {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 0 0 12px;
  scrollbar-width: thin;
}
.step-link {
  flex: 1 0 148px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 64px;
  padding: 10px 12px 8px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--mute);
}
.step-link:hover { border-color: #C9D8EA; color: var(--ink); }
.step-index { font-variant-numeric: tabular-nums; font-size: 12px; letter-spacing: .08em; color: var(--amber); font-weight: 700; }
.step-name { font-weight: 700; font-size: 15px; }
.step-scale { display: block; height: 4px; border-radius: 999px; background: var(--amber); }
.step-link.is-current { background: var(--brand); border-color: var(--brand); color: #fff; }
.step-link.is-current .step-index, .step-link.is-current .step-name { color: #fff; }
.step-link.is-current .step-scale { background: #9CC0FF; }
.section { padding: 20px 0; }
.section-white { background: #fff; }
.section-soft { background: var(--soft); }
.section-head { margin-bottom: 18px; }
.sub { margin-top: 6px; color: var(--mute); font-size: 15px; }
.lead { margin-top: 12px; max-width: 46rem; }
.split { display: grid; gap: 12px; margin-bottom: 18px; }
.kicker, .tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--soft);
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
}
.tag-amber { background: #FFF6E6; color: #9A6A08; }
.tag-teal { background: #E7F8F5; color: #0C7C6E; }
.tag-rose { background: #FDECEE; color: #B4233A; }
.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(227, 234, 243, .9);
  padding: 24px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
a.card:hover, .card-hover:hover { transform: translateY(-2px); box-shadow: var(--shadow-h); border-color: #D5E3F8; }
.metric .label { color: var(--mute); font-size: 14px; }
.num { margin: 8px 0 6px; font-size: 40px; line-height: 1; font-weight: 700; color: var(--brand); font-variant-numeric: tabular-nums; }
.num span { font-size: 16px; margin-left: 4px; color: var(--mute); font-weight: 400; }
.metric p { color: var(--ink); font-size: 15px; }
.meter, .bar-line { height: 6px; border-radius: 999px; background: #E6EEF8; margin-top: 14px; overflow: hidden; }
.meter > span, .bar-line > span { display: block; height: 100%; background: var(--brand); border-radius: inherit; }
.meter .amber, .tick-amber { background: var(--amber); }
.meter .teal { background: var(--teal); }
.nodes { display: flex; gap: 8px; overflow-x: auto; margin-top: 18px; padding-bottom: 4px; }
.node {
  flex: 1 0 120px;
  background: #fff;
  border-radius: 14px;
  border: 1px solid var(--line);
  padding: 10px 12px;
}
.node b { display: block; font-size: 13px; }
.node em { font-style: normal; color: var(--mute); font-variant-numeric: tabular-nums; font-size: 13px; }
.node.is-now { border-color: var(--teal); }
.matrix-main { background: linear-gradient(180deg, #fff 0%, #F8FBFF 100%); }
.matrix-main .big { font-size: 28px; font-weight: 700; color: var(--brand); font-variant-numeric: tabular-nums; margin: 12px 0; }
.versus { display: grid; gap: 14px; position: relative; }
.side h3 { margin-bottom: 8px; }
.side .score { font-variant-numeric: tabular-nums; font-size: 28px; font-weight: 700; }
.side-left .score { color: var(--amber); }
.side-right .score { color: var(--teal); }
.vs-row { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-top: 1px solid var(--line); font-size: 15px; }
.vs-badge {
  width: 64px;
  height: 64px;
  margin: 8px auto;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
}
.axis { display: flex; gap: 12px; overflow-x: auto; padding-bottom: 6px; }
.axis-item { position: relative; flex: 1 0 150px; border-top: 3px solid var(--amber); padding-top: 16px; }
.axis-item::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--amber);
  position: absolute;
  top: -8px;
  left: 0;
}
.axis-item.is-now { border-top-color: var(--teal); }
.axis-item.is-now::before { background: var(--teal); }
.axis-item time { color: var(--mute); font-size: 13px; font-variant-numeric: tabular-nums; }
.scene-card h3 { margin: 8px 0; }
.scene-card p, .mini p, .quote p { font-size: 15px; }
.news-row { padding: 16px 0; border-bottom: 1px solid var(--line); }
.news-row time { color: var(--mute); font-size: 14px; font-variant-numeric: tabular-nums; }
.news-row h3 { margin: 4px 0; }
.news-row a:hover { color: var(--brand); }
.news-row p { color: var(--ink); font-size: 15px; }
.entry {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
}
.spec-table { width: 100%; border-collapse: separate; border-spacing: 0; background: #fff; border-radius: 16px; overflow: hidden; box-shadow: var(--shadow); }
.spec-table th, .spec-table td { text-align: left; padding: 18px 20px; vertical-align: top; border-bottom: 1px solid var(--line); }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }
.spec-table th { width: 28%; color: var(--brand); background: #F8FBFF; font-size: 16px; }
.spec-table td { font-size: 16px; }
.code { font-variant-numeric: tabular-nums; font-family: ui-monospace, "Sarasa Mono SC", monospace; font-size: 13px; background: var(--soft); color: var(--brand); border-radius: 8px; padding: 2px 6px; }
.bars { display: flex; flex-direction: column; gap: 12px; }
.bar-item { display: grid; grid-template-columns: 92px 1fr; gap: 14px; align-items: center; background: #fff; border-radius: 16px; padding: 16px 18px; border: 1px solid var(--line); box-shadow: var(--shadow); }
.bar-item b { font-size: 15px; }
.bar-item p { font-size: 15px; }
.mark { width: 8px; height: 36px; border-radius: 99px; display: inline-block; margin-right: 8px; vertical-align: middle; }
.mark-b { background: var(--brand); }
.mark-a { background: var(--amber); }
.mark-t { background: var(--teal); }
.mark-r { background: var(--rose); }
.step-list { display: flex; flex-direction: column; gap: 12px; }
.step-row { display: grid; grid-template-columns: 72px 1fr; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 18px; box-shadow: var(--shadow); }
.step-no { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--brand); font-size: 22px; }
.qa-item, .faq-item { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px; box-shadow: var(--shadow); }
.qa-item + .qa-item, .faq-item + .faq-item { margin-top: 10px; }
.qa-item strong, .faq-item summary { display: block; font-weight: 700; }
.qa-item p, .faq-item p { margin-top: 6px; font-size: 16px; }
.faq-item summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--brand); font-size: 22px; line-height: 1; }
.faq-item[open] summary::after { content: "–"; }
.quote { position: relative; }
.quote::before { content: "“"; position: absolute; right: 18px; top: 6px; font-size: 56px; color: #E4EDF8; line-height: 1; }
.read-item { display: flex; gap: 12px; align-items: baseline; padding: 14px 0; border-bottom: 1px solid var(--line); }
.read-item b { font-variant-numeric: tabular-nums; color: var(--amber); }
.read-item a:hover { color: var(--brand); }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field span { font-size: 14px; font-weight: 700; }
.field input, .field textarea {
  width: 100%;
  border: 1px solid #D5E0EC;
  background: #F9FBFE;
  border-radius: 12px;
  padding: 12px 14px;
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.field input:focus, .field textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 4px rgba(47, 111, 237, .12); background: #fff; }
.check { display: flex; gap: 8px; align-items: flex-start; margin: 8px 0 16px; font-size: 15px; }
.check input { width: 18px; height: 18px; margin-top: 4px; accent-color: var(--brand); }
.form-error { color: var(--rose); font-size: 14px; margin-bottom: 10px; }
.ok-note { border-left: 4px solid var(--teal); background: #F3FBFA; }
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 28px 0 36px; }
.foot-grid { display: grid; gap: 18px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 10px 16px; }
.foot-links a { color: var(--mute); }
.foot-links a:hover { color: var(--brand); }
.fine { color: var(--mute); font-size: 14px; margin-top: 8px; }
.copyright { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--mute); font-size: 14px; }
.copyright a { color: var(--brand); }
@media (min-width: 768px) {
  h1 { font-size: 40px; }
  .container { width: min(1120px, calc(100% - 48px)); }
  .section { padding: 32px 0; }
  .menu-btn { display: none; }
  .nav-links, .nav-links.is-open { display: flex; flex-direction: row; padding: 0; }
  .header-cta { display: inline-flex; }
  .split { grid-template-columns: 280px 1fr; align-items: end; gap: 24px; }
  .split .lead { max-width: none; margin-top: 0; }
  .entry { flex-direction: row; justify-content: space-between; align-items: center; }
  .card { padding: 28px; }
  .foot-grid { grid-template-columns: 1.3fr .7fr; }
}
@media (min-width: 1024px) {
  .section { padding: 40px 0; }
  .card { padding: 32px; }
  .brand-name { font-size: 18px; }
}
@media (max-width: 768px) {
  .axis { flex-direction: column; overflow: visible; }
  .axis-item { border-top: 0; border-left: 3px solid var(--amber); padding: 0 0 18px 16px; flex-basis: auto; }
  .axis-item::before { top: 4px; left: -8px; }
  .axis-item.is-now { border-left-color: var(--teal); }
  .bar-item, .step-row { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  body { font-size: 16px; }
  h1 { font-size: 28px; }
  h2 { font-size: 22px; }
  .num { font-size: 32px; }
  .btn-solid, .btn-line { width: 100%; }
  .header-row { min-height: 64px; }
  .vs-badge { width: 52px; height: 52px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category1 */
:root {
  --canvas: #F4F7FB;
  --card: #FFFFFF;
  --ink: #1C2836;
  --mute: #5B7C99;
  --brand: #2F6FED;
  --brand-h: #2459C4;
  --amber: #E8A317;
  --teal: #12B5A0;
  --rose: #E35D6A;
  --line: #E3EAF3;
  --soft: #EAF1FB;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(47, 111, 237, 0.08);
  --shadow-h: 0 14px 34px rgba(47, 111, 237, 0.14);
  --space: 20px;
  --font: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
/* roulang page: category1 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.75;
}
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; font-size: 16px; color: var(--ink); }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
h1, h2, h3 { font-weight: 700; line-height: 1.4; margin: 0; }
h1 { font-size: 32px; letter-spacing: -0.02em; }
h2 { font-size: 22px; }
h3 { font-size: 18px; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(28, 40, 54, 0.04);
}
.site-header::before {
  content: "";
  display: block;
  height: 3px;
  background: var(--brand);
}
.age-bar {
  background: #FFF6E6;
  color: #9A6A08;
  text-align: center;
  font-size: 13px;
  line-height: 1.6;
  padding: 6px 16px;
}
.header-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  min-height: 72px;
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; flex: 1; }
.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--brand);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  flex: 0 0 auto;
}
.brand-name { font-weight: 700; font-size: 16px; line-height: 1.35; }
.nav-links { display: none; gap: 8px; align-items: center; }
.nav-links a {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--mute);
  font-size: 15px;
}
.nav-links a:hover { color: var(--brand); background: var(--soft); }
.nav-links a[aria-current="page"] { color: var(--brand); background: var(--soft); font-weight: 700; }
.nav-links.is-open {
  display: flex;
  flex: 1 0 100%;
  flex-direction: column;
  align-items: stretch;
  order: 5;
  padding: 0 0 12px;
}
.nav-links.is-open a { border-radius: 12px; }
.menu-btn, .btn-solid, .btn-line, .filter-chip {
  border-radius: 999px;
  min-height: 44px;
  padding: 0 16px;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.menu-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}
.menu-btn:hover, .menu-btn[aria-expanded="true"] { border-color: var(--brand); color: var(--brand); }
.btn-solid {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--brand);
  color: #fff;
  border: 1px solid var(--brand);
  font-weight: 700;
  box-shadow: 0 8px 18px rgba(47, 111, 237, 0.18);
}
.btn-solid:hover { background: var(--brand-h); border-color: var(--brand-h); transform: translateY(-1px); }
.btn-solid:active { transform: translateY(0); }
.btn-line {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  color: var(--brand);
  border: 1px solid var(--brand);
  font-weight: 700;
}
.btn-line:hover { background: var(--soft); transform: translateY(-1px); }
.header-cta { display: none; }
.step-nav {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 0 0 12px;
  scrollbar-width: thin;
}
.step-link {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: max-content;
  padding: 8px 12px;
  border-radius: 12px;
  color: var(--mute);
  background: #fff;
  border: 1px solid var(--line);
  font-size: 14px;
}
.step-link .step-index { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--amber); }
.step-link .step-scale { width: 28px; height: 4px; border-radius: 999px; background: var(--amber); display: inline-block; }
.step-link.is-current { color: #fff; background: var(--brand); border-color: var(--brand); }
.step-link.is-current .step-index, .step-link.is-current .step-name { color: #fff; }
.step-link.is-current .step-scale { background: rgba(255, 255, 255, 0.75); }
.step-link:hover { border-color: var(--brand); color: var(--brand); }
.step-link.is-current:hover { color: #fff; }
.section { padding: 20px 0; }
.section-white { background: #fff; }
.section-soft { background: var(--soft); }
.section-head { margin-bottom: 18px; }
.section-head p, .lead { margin-top: 8px; color: var(--mute); max-width: 42rem; font-size: 16px; }
.kicker, .tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--soft);
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
}
.tag-amber { background: #FFF6E6; color: #9A6A08; }
.tag-teal { background: #E7F8F5; color: #0C7C6E; }
.tag-rose { background: #FDECEE; color: #B4233A; }
.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(227, 234, 243, .9);
  padding: 24px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
a.card:hover, .card-hover:hover { transform: translateY(-2px); box-shadow: var(--shadow-h); border-color: #D5E3F8; }
.page-head { display: grid; gap: 14px; align-items: end; }
.page-head .scope { color: var(--ink); font-size: 16px; max-width: 38rem; }
.head-note {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.filter-groups { display: flex; flex-direction: column; gap: 14px; }
.filter-line { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.filter-label { min-width: 72px; color: var(--mute); font-size: 14px; font-weight: 700; }
.filter-chip {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
}
.filter-chip:hover { border-color: var(--brand); color: var(--brand); transform: translateY(-1px); }
.filter-chip.is-on { background: var(--brand); border-color: var(--brand); color: #fff; }
.filter-chip.is-on:hover { background: var(--brand-h); color: #fff; }
.catalog-list { display: flex; flex-direction: column; gap: 14px; }
.list-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 18px;
  align-items: stretch;
  padding: 22px 24px;
}
.list-main { min-width: 0; }
.list-main h3 { margin: 8px 0; }
.list-main p { color: var(--ink); font-size: 15px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.list-meta {
  border-left: 1px solid var(--line);
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  color: var(--mute);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
}
.meta-status { font-weight: 700; color: var(--brand); }
.meta-status.is-pending { color: #9A6A08; }
.meta-status.is-multi { color: #0C7C6E; }
.meta-id { letter-spacing: .04em; }
.empty-note {
  display: none;
  padding: 28px;
  text-align: left;
  color: var(--mute);
}
.empty-note.is-show { display: block; }
.spec-board { display: flex; flex-direction: column; gap: 10px; }
.spec-row {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  background: var(--soft);
  border-radius: 16px;
  padding: 16px 18px;
  border: 1px solid var(--line);
}
.spec-row b { font-size: 15px; }
.spec-row span { font-size: 15px; }
.mini-axis { display: flex; flex-direction: column; gap: 0; }
.mini-node {
  position: relative;
  padding: 0 0 18px 22px;
  border-left: 3px solid var(--amber);
}
.mini-node:last-child { padding-bottom: 0; }
.mini-node::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--amber);
  position: absolute;
  left: -8px;
  top: 4px;
}
.mini-node.is-now { border-left-color: var(--teal); }
.mini-node.is-now::before { background: var(--teal); }
.mini-node time { display: block; color: var(--mute); font-size: 13px; font-variant-numeric: tabular-nums; }
.mini-node strong { display: block; margin-top: 2px; }
.mini-node p { color: var(--ink); font-size: 15px; margin-top: 4px; }
.qa-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.qa-item + .qa-item { margin-top: 10px; }
.qa-item strong { display: block; font-weight: 700; }
.qa-item p { margin-top: 6px; font-size: 15px; }
.read-list { display: flex; flex-direction: column; }
.read-item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.read-item time { color: var(--mute); font-size: 14px; font-variant-numeric: tabular-nums; }
.read-item a { font-weight: 700; }
.read-item a:hover { color: var(--brand); }
.read-item p { color: var(--mute); font-size: 14px; }
.more-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.more-row p { color: var(--mute); max-width: 36rem; }
.site-footer {
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 36px 0 20px;
  margin-top: 8px;
}
.foot-grid { display: grid; gap: 20px; }
.fine { color: var(--mute); font-size: 14px; margin: 8px 0 0; }
.foot-links { display: flex; flex-wrap: wrap; gap: 10px 16px; align-content: flex-start; }
.foot-links a { color: var(--mute); font-size: 15px; }
.foot-links a:hover { color: var(--brand); }
.copyright {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--mute);
  font-size: 14px;
}
.copyright a { color: var(--brand); }
.copyright a:hover { color: var(--brand-h); }
@media (min-width: 768px) {
  .page-head { grid-template-columns: minmax(0, 1.4fr) minmax(240px, .6fr); }
  .mini-axis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
  .mini-node { border-left: 0; border-top: 3px solid var(--amber); padding: 16px 8px 0 0; }
  .mini-node::before { left: 0; top: -8px; }
  .mini-node.is-now { border-top-color: var(--teal); }
  .foot-grid { grid-template-columns: 1.4fr .8fr; align-items: start; }
}
@media (min-width: 1024px) {
  .menu-btn { display: none; }
  .nav-links { display: flex; }
  .nav-links.is-open { flex: 0 1 auto; flex-direction: row; order: 0; padding: 0; }
  .header-cta { display: inline-flex; }
  .section { padding: 40px 0; }
  .brand-name { font-size: 18px; }
  h1 { font-size: 36px; }
}
@media (max-width: 768px) {
  .list-card { grid-template-columns: 1fr; padding: 18px; }
  .list-meta { border-left: 0; border-top: 1px solid var(--line); padding: 12px 0 0; flex-direction: row; flex-wrap: wrap; }
  .spec-row, .read-item { grid-template-columns: 1fr; gap: 4px; }
}
@media (max-width: 520px) {
  .container { width: min(1120px, calc(100% - 24px)); }
  h1 { font-size: 26px; }
  h2 { font-size: 20px; }
  .section { padding: 20px 0; }
  .card { padding: 18px; }
  .filter-label { flex: 1 0 100%; }
  .more-row .btn-solid { width: 100%; }
}