/* roulang page: index */
:root {
  --bp-primary: #0E5B50;
  --bp-primary-deep: #0A4038;
  --bp-accent: #C26B3F;
  --bp-accent-deep: #A4532D;
  --bp-bg: #F6F0E6;
  --bp-panel: #FFFDF8;
  --bp-ink: #1D2926;
  --bp-muted: #6E7F7A;
  --bp-line: #E3D9C8;
  --bp-deep: #12302B;
  --radius-card: 16px;
  --radius-btn: 10px;
  --radius-form: 10px;
  --shadow-soft: 0 12px 30px -20px rgba(29, 41, 38, 0.25);
  --shadow-lift: 0 20px 38px -26px rgba(18, 48, 43, 0.4);
  --font-title: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --font-body: "PingFang SC", "Microsoft YaHei", -apple-system, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bp-bg);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--bp-ink);
  -webkit-font-smoothing: antialiased;
  padding-bottom: 74px;
}
body.nav-scrolled {
  --header-bg: rgba(246, 240, 230, 0.98);
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: var(--bp-primary); transition: color .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease; }
a:hover { color: var(--bp-accent); }
p { margin-top: 0; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-title); color: var(--bp-ink); line-height: 1.35; }
:focus-visible { outline: 3px solid rgba(14, 91, 80, .35); outline-offset: 2px; border-radius: 4px; }
.btn { border-radius: var(--radius-btn); font-weight: 600; padding: .65rem 1.25rem; border-width: 1px; transition: background .25s ease, border-color .25s ease, color .25s ease, transform .2s ease, box-shadow .25s ease; }
.btn:active { transform: translateY(1px); }
.btn-accent {
  background: var(--bp-accent);
  border-color: var(--bp-accent);
  color: #fff;
}
.btn-accent:hover, .btn-accent:focus { background: var(--bp-accent-deep); border-color: var(--bp-accent-deep); color: #fff; box-shadow: 0 10px 20px -12px rgba(194, 107, 63, .8); }
.btn-primary-deep {
  background: var(--bp-primary);
  border-color: var(--bp-primary);
  color: #fff;
  border-width: 1px;
}
.btn-primary-deep:hover { background: var(--bp-primary-deep); border-color: var(--bp-primary-deep); color: #fff; box-shadow: var(--shadow-lift); }
.btn-outline-ink {
  border: 1px solid rgba(255,255,255,.72);
  color: #fff;
  background: transparent;
}
.btn-outline-ink:hover { background: #fff; border-color: #fff; color: var(--bp-deep); }
.btn-line { background: transparent; color: var(--bp-primary); border: none; border-bottom: 2px solid transparent; border-radius: 0; padding: .35rem .1rem; font-weight: 500; }
.btn-line:hover { border-bottom-color: var(--bp-primary); color: var(--bp-primary); background: transparent; }
.btn:focus-visible { box-shadow: 0 0 0 4px rgba(14, 91, 80, .22); outline-offset: 2px; }
.tag {
  display: inline-flex;
  align-items: center;
  padding: .18rem .68rem;
  font-size: .76rem;
  letter-spacing: .06em;
  border-radius: 999px;
  background: rgba(14, 91, 80, .08);
  color: var(--bp-primary);
  border: 1px solid rgba(14, 91, 80, .12);
  white-space: nowrap;
  font-weight: 500;
}
.tag--accent {
  background: rgba(194, 107, 63, .12);
  color: var(--bp-accent);
  border-color: rgba(194, 107, 63, .22);
}
.tag--cream { background: rgba(255, 253, 248, .18); color: #F4E8D1; border-color: rgba(255,255,255,.12); }
.time-note {
  font-size: .875rem;
  color: var(--bp-muted);
}
.text-muted-custom { color: var(--bp-muted); }
.container-page { max-width: 1240px; padding-inline: 20px; margin-inline: auto; }
.section { padding-block: 86px; scroll-margin-top: 70px; }
.section + .section { border-top: 1px solid rgba(227, 217, 200, .6); }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 38px; }
.section-head__title { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 700; letter-spacing: .02em; margin: 6px 0 0; }
.section-head__eyebrow { display: block; font-size: .8rem; text-transform: none; letter-spacing: .3em; color: var(--bp-accent); font-weight: 600; margin-bottom: 4px; font-family: var(--font-body); }
.section-head__lead { max-width: 480px; color: var(--bp-muted); line-height: 1.85; margin-top: 8px; }
.section-title-line { width: 52px; height: 3px; background: var(--bp-accent); border: 0; margin: 12px 0 0; opacity: 1; }

/* header */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1080;
  background: rgba(246, 240, 230, .9);
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease, box-shadow .3s ease;
  backdrop-filter: none;
}
.site-header.is-scrolled { background: rgba(246, 240, 230, .98); border-bottom-color: var(--bp-line); box-shadow: 0 10px 26px -36px rgba(29,41,38,.4); }
.header-inner { display: flex; justify-content: space-between; align-items: center; height: 76px; gap: 24px; width: 100%; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--bp-primary); min-width: 0; }
.brand:hover { color: var(--bp-primary); }
.brand__mark { width: 38px; height: 38px; display: inline-block; }
.brand__title { font-family: var(--font-title); font-size: 1.28rem; font-weight: 900; letter-spacing: .05em; line-height: 1.2; white-space: nowrap; }
.brand__title small { display: block; font-family: var(--font-body); font-size: .62rem; font-weight: 500; letter-spacing: .32em; color: var(--bp-muted); margin-top: 2px; }
.main-nav { display: flex; align-items: center; }
.main-nav__link {
  color: var(--bp-muted);
  font-size: .9rem;
  font-weight: 500;
  padding: .4rem 2px;
  margin-left: 30px;
  border-bottom: 2px solid transparent;
  display: inline-block;
  line-height: 1.5;
}
.main-nav__link:hover { color: var(--bp-primary); }
.main-nav__link.active { color: var(--bp-primary); border-bottom-color: var(--bp-accent); }
.header-action { display: flex; align-items: center; gap: 16px; }
.header-search { width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; color: var(--bp-primary); border: 1px solid var(--bp-line); border-radius: 50%; background: var(--bp-panel); }
.header-search:hover { color: var(--bp-accent); border-color: var(--bp-accent); }
.mobile-brand { font-family: var(--font-title); font-weight: 800; color: var(--bp-primary); font-size: 1.04rem; white-space: nowrap; }
.mobile-brand svg { width: 26px; height: 26px; margin-right: 6px; }

/* hero */
.hero { position: relative; overflow: hidden; padding: 178px 0 90px; background: var(--bp-bg); }
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(246,240,230,1) 6%, rgba(246,240,230,.93) 38%, rgba(246,240,230,.62) 66%, rgba(246,240,230,.35) 100%);
  z-index: 1;
}
.hero__bg { position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-1.webp'); background-size: cover; background-position: center 68%; z-index: 0; }
.hero__inner { position: relative; z-index: 3; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: 12px; font-size: .86rem; color: var(--bp-accent); font-weight: 600; letter-spacing: .08em; }
.hero-eyebrow::before { content: ""; width: 34px; height: 1px; background: var(--bp-accent); display: inline-block; }
.hero h1 { margin: 14px 0 28px; font-size: clamp(2.4rem, 5vw, 4.2rem); font-weight: 900; line-height: 1.2; letter-spacing: .02em; max-width: 820px; color: var(--bp-ink); }
.hero h1 span { display: inline-block; border-bottom: 4px solid rgba(194, 107, 63, .35); }
.hero__lead { max-width: 600px; color: #3E4E4A; font-size: 1.06rem; line-height: 2; margin-bottom: 34px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-bottom: 42px; }
.hero__hint { margin-top: 12px; color: var(--bp-muted); font-size: .9rem; }
.hero-bottom {
  position: relative;
  z-index: 2;
  border-top: 1px solid rgba(255,253,248,.46);
  margin-top: 44px;
  padding-top: 24px;
}
.hero-quick { display: flex; flex-wrap: wrap; gap: 28px; align-items: center; color: var(--bp-muted); font-size: .84rem; }
.hero-quick__link { color: var(--bp-primary); border-bottom: 1px solid transparent; display: inline-flex; align-items: center; gap: 5px; font-size: .88rem; }
.hero-quick__link:hover { border-bottom-color: var(--bp-accent); color: var(--bp-accent); }
.hero-quick__sep { width: 6px; height: 6px; background: var(--bp-accent); border-radius: 50%; display: inline-block; }

/* toc */
.toc-section { background: var(--bp-bg); }
.toc-note { color: var(--bp-muted); font-size: .94rem; max-width: 580px; }
.toc-list { margin-top: 28px; display: grid; gap: 14px; }
.toc-row {
  display: grid;
  grid-template-columns: 84px minmax(170px, .7fr) minmax(280px, 1.5fr) 72px;
  align-items: center;
  gap: 24px;
  border: 1px solid transparent;
  background: var(--bp-panel);
  border-radius: var(--radius-card);
  padding: 24px 26px;
  box-shadow: var(--shadow-soft);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.toc-row:hover { border-color: var(--bp-line); transform: translateY(-2px); box-shadow: 0 22px 36px -26px rgba(18,48,43,.28); }
.toc-row__no { font-family: var(--font-title); font-weight: 800; font-size: 2.6rem; line-height: 1; color: var(--bp-accent); letter-spacing: .02em; }
.toc-row__title { font-family: var(--font-title); font-size: 1.55rem; font-weight: 700; margin: 0 0 4px; color: var(--bp-primary); }
.toc-row__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.toc-row__desc { color: var(--bp-muted); font-size: .95rem; margin: 0; line-height: 1.85; }
.toc-row__arrow { margin-left: auto; width: 46px; height: 46px; border: 1px solid var(--bp-line); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--bp-primary); background: var(--bp-bg); }
.toc-row:hover .toc-row__arrow { background: var(--bp-accent); border-color: var(--bp-accent); color: #fff; }

/* updates area */
.updates { background: #EFE6D8; }
.updates-wrap { background: var(--bp-panel); border-top: 1px solid rgba(227,217,200,.8); border-radius: calc(var(--radius-card) + 10px); padding: 6px 26px 4px; box-shadow: var(--shadow-soft); }
.updates-row {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr) auto;
  gap: 28px;
  align-items: start;
  padding: 28px 2px;
  border-bottom: 1px solid var(--bp-line);
  transition: background .2s ease;
  position: relative;
}
.updates-row:last-child { border-bottom: 0; }
.updates-row:hover { background: rgba(246,240,230,.5); }
.updates-row:hover .updates-row__more { color: var(--bp-accent); transform: translateX(5px); }
.updates-row__meta { display: flex; flex-direction: column; gap: 10px; padding-top: 4px; }
.updates-row__time { font-size: .86rem; color: var(--bp-muted); font-variant-numeric: tabular-nums; }
.updates-row__title { font-size: 1.24rem; font-weight: 700; margin: 0 0 12px; line-height: 1.55; }
.updates-row__title a { color: var(--bp-ink); display: inline; }
.updates-row__title a:hover { color: var(--bp-primary); }
.updates-row__summary { color: var(--bp-muted); line-height: 1.85; margin: 0 0 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.updates-row__more { color: var(--bp-primary); font-size: .9rem; white-space: nowrap; transition: transform .2s ease; display: inline-block; }
.updates-empty { text-align: center; padding: 44px 12px; background: var(--bp-panel); border-radius: var(--radius-card); border: 1px dashed var(--bp-line); margin-block: 8px 10px; color: var(--bp-muted); }
.updates-empty strong { display: block; margin-bottom: 8px; color: var(--bp-primary); font-size: 1.25rem; font-family: var(--font-title); }
.updates-empty a { border-bottom: 1px solid var(--bp-primary); padding-bottom: 1px; }
.more-list-btn { display: inline-flex; align-items: center; gap: 10px; color: var(--bp-primary); border-bottom: 1px solid var(--bp-primary); padding-bottom: 3px; }
.more-list-btn:hover { color: var(--bp-accent); border-bottom-color: var(--bp-accent); }

/* hot ranking */
.hot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.hot-card { background: var(--bp-panel); border: 1px solid var(--bp-line); border-radius: var(--radius-card); overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow-soft); transition: transform .22s ease, box-shadow .22s ease; }
.hot-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.hot-card__media { height: 218px; overflow: hidden; background: var(--bp-line); position: relative; }
.hot-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.7,.3,1); }
.hot-card:hover .hot-card__media img { transform: scale(1.04); }
.hot-card__rank { position: absolute; left: 14px; top: 14px; background: rgba(255,253,248,.94); color: var(--bp-primary); font-family: var(--font-title); font-size: .9rem; font-weight: 800; border-radius: 10px; padding: 4px 13px; line-height: 1.6; box-shadow: 0 8px 18px -8px rgba(29,41,38,.2); }
.hot-card__body { display: flex; flex-direction: column; gap: 10px; padding: 22px 22px 24px; flex: 1; }
.hot-card__body .tag { align-self: flex-start; }
.hot-card__title { margin: 0; font-size: 1.22rem; line-height: 1.5; font-weight: 700; }
.hot-card__title a { color: var(--bp-ink); }
.hot-card__title a:hover { color: var(--bp-accent); }
.hot-card__summary { color: var(--bp-muted); font-size: .94rem; line-height: 1.8; margin: 0; }

/* feature gallery */
.feature-block { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.feature-card { position: relative; border-radius: calc(var(--radius-card) + 2px); overflow: hidden; min-height: 430px; display: flex; align-items: flex-end; background: var(--bp-deep); box-shadow: var(--shadow-soft); border: 1px solid var(--bp-line); }
.feature-card__media { position: absolute; inset: 0; }
.feature-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2,.7,.3,1); }
.feature-card:hover .feature-card__media img { transform: scale(1.045); }
.feature-card__shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(18,48,43,.06) 20%, rgba(18,48,43,.13) 48%, rgba(12,32,29,.96) 100%); }
.feature-card__content { position: relative; z-index: 2; padding: 32px 28px 28px; color: #fff; width: 100%; }
.feature-card__content .tag { margin-bottom: 14px; }
.feature-card__title { color: #fff; font-size: clamp(1.25rem, 2.2vw, 1.7rem); font-weight: 800; margin: 0 0 8px; line-height: 1.4; letter-spacing: .01em; }
.feature-card__desc { color: rgba(255,253,248,.72); font-size: .95rem; max-width: 480px; margin-bottom: 6px; line-height: 1.8; }
.feature-card__link { color: #F6D6A7; }}
.feature-card__link::after { content: " →"; }
.feature-card__link:hover { color: #fff; }

/* editorial method */
.method-note { color: var(--bp-muted); }
.method-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.method-item { background: var(--bp-panel); border: 1px solid var(--bp-line); border-top: 3px solid var(--bp-accent); border-radius: 14px; padding: 24px 22px; box-shadow: 0 10px 22px -24px rgba(29,41,38,.5); }
.method-item__no { font-family: var(--font-title); font-size: 1.9rem; font-weight: 900; color: var(--bp-accent); display: block; line-height: 1; margin-bottom: 14px; }
.method-item__title { font-size: 1.12rem; font-weight: 700; margin: 0 0 12px; }
.method-item__text { color: var(--bp-muted); font-size: .9rem; margin: 0; line-height: 1.85; }

/* FAQ */
.faq-block { max-width: 900px; margin: 0 auto; }
.faq-accordion .accordion-item { background: transparent; border: 0; border-top: 1px solid var(--bp-line); }
.faq-accordion .accordion-item:last-child { border-bottom: 1px solid var(--bp-line); }
.faq-accordion .accordion-button { background: transparent; box-shadow: none; font-family: var(--font-body); font-weight: 600; color: var(--bp-ink); padding: 22px 14px 22px 4px; font-size: 1.04rem; }
.faq-accordion .accordion-button::after { display: none; }
.faq-accordion .accordion-button:not(.collapsed) { color: var(--bp-primary); }
.faq-accordion .accordion-button:focus { box-shadow: none; }
.faq-sign { width: 30px; height: 30px; border-radius: 50%; margin-left: auto; display: inline-flex; align-items: center; justify-content: center; font-size: 1.25rem; color: var(--bp-accent); border: 1px solid var(--bp-line); flex: 0 0 auto; transition: transform .2s ease, background .2s ease; }
.accordion-button:not(.collapsed) .faq-sign { transform: rotate(45deg); color: var(--bp-primary); background: var(--bp-bg); border-color: var(--bp-primary); }
.faq-accordion .accordion-body { padding: 0 48px 24px 6px; color: var(--bp-muted); line-height: 1.95; font-size: .96rem; }

/* bookmark cta */
.cta-panel { border-radius: 24px; background: var(--bp-deep); background-image: linear-gradient(118deg, rgba(18,48,43,.96) 0%, rgba(14,91,80,.94) 58%, rgba(44,96,86,1) 100%); color: #fff; padding: 60px 56px; position: relative; overflow: hidden; }
.cta-panel::before { content: ""; position: absolute; right: -80px; top: -120px; width: 320px; height: 320px; border-radius: 50%; border: 1px solid rgba(255,255,255,.18); }
.cta-panel h2 { color: #fff; font-size: clamp(1.9rem, 3vw, 2.6rem); font-weight: 800; margin-bottom: 28px; line-height: 1.35; }
.cta-panel p { color: rgba(255,253,248,.8); max-width: 700px; line-height: 2; }
.cta-panel .cta-copy { color: rgba(255,253,248,.58); font-size: .9rem; margin-top: 18px; }
.cta-panel .btn-accent { background: #fff; color: var(--bp-primary); border-color: #fff; }
.cta-panel .btn-accent:hover { background: #F2E3CD; color: var(--bp-primary-deep); border-color: #F2E3CD; }
.cta-tools { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.bookmark-btn { display: inline-flex; align-items: center; gap: 8px; border: 1px solid rgba(255,255,255,.55); background: transparent; color: #fff; border-radius: var(--radius-btn); padding: .62rem 1.14rem; font-weight: 600; font-size: .95rem; }
.bookmark-btn:hover { background: rgba(255,255,255,.14); color: #fff; border-color: #fff; }
.bookmark-btn.bookmarked { background: #fff; color: var(--bp-primary); border-color: #fff; }

/* subscription */
.subscribe-panel { background: var(--bp-panel); border: 1px solid var(--bp-line); border-radius: var(--radius-card); padding: 40px 42px; display: grid; grid-template-columns: 1fr 1.2fr; gap: 28px; align-items: center; box-shadow: var(--shadow-soft); }
.subscribe-panel .form-label { color: var(--bp-ink); font-weight: 700; }
.form-sec-word { color: var(--bp-muted); font-size: .95rem; }
.subscribe-form .form-control {
  border: 1px solid var(--bp-line);
  border-radius: var(--radius-form);
  background: var(--bp-bg);
  padding: .75rem 1rem;
}
.subscribe-form .form-control:focus { background: #fff; border-color: var(--bp-primary); box-shadow: 0 0 0 4px rgba(14,91,80,.12); }
.form-feedback { margin: 6px 0 0; color: var(--bp-primary); font-size: .78rem; }

/* footer */
.site-footer { background: #0B2622; color: rgba(243,236,224,.8); padding: 84px 0 0; position: relative; }
.site-footer a { color: rgba(243,236,224,.8); }
.site-footer a:hover { color: #fff; }
.footer-top { display: grid; grid-template-columns: .8fr .7fr .9fr 1fr; gap: 42px; padding-bottom: 54px; border-bottom: 1px solid rgba(243,236,224,.14); }
.footer-brand { font-family: var(--font-title); color: #fff; font-size: 1.55rem; font-weight: 900; margin-bottom: 16px; }
.footer-desc { color: rgba(243,236,224,.7); line-height: 2; font-size: .93rem; max-width: 280px; margin-bottom: 0; }
.footer-title { color: #fff; font-size: 1rem; font-weight: 700; margin-bottom: 20px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li + li { margin-top: 14px; }
.footer-links a { display: inline-flex; gap: 8px; font-size: .9rem; border-bottom: 1px solid transparent; }
.footer-links a:hover { border-bottom-color: var(--bp-accent); }
.footer-content { font-size: .9rem; color: rgba(243,236,224,.62); line-height: 2; margin-bottom: 0; }
.footer-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.footer-tags span { font-size: .78rem; border: 1px solid rgba(243,236,224,.18); color: rgba(243,236,224,.72); border-radius: 999px; padding: .2rem .7rem; }
.footer-bottom { padding-block: 24px; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-size: .84rem; color: rgba(243,236,224,.46); }
.footer-bottom span { color: rgba(243,236,224,.46); }

/* mobile tab */
.mobile-tab { position: fixed; left: 0; right: 0; bottom: 0; height: 70px; background: rgba(255,253,248,.98); border-top: 1px solid var(--bp-line); display: flex; align-items: stretch; z-index: 1090; padding-bottom: env(safe-area-inset-bottom); }
.mobile-tab__item { flex: 1; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 3px; color: #5C6864; font-size: .72rem; font-weight: 500; background: transparent; border: none; }
.mobile-tab__item svg { width: 23px; height: 23px; }
.mobile-tab__item.active { color: var(--bp-primary); }
.mobile-tab__item.active span { color: var(--bp-primary); font-weight: 700; }

@media (min-width: 992px) {
  .mobile-tab { display: none; }
  body { padding-bottom: 0; }
}
@media (min-width: 1200px) {
  .hero::before { background: linear-gradient(90deg, rgba(246,240,230,1) 12%, rgba(246,240,230,.94) 42%, rgba(246,240,230,.56) 72%, rgba(246,240,230,.16) 100%); }
}

/* responsive */
@media (max-width: 1200px) {
  .hero h1 { max-width: none; }
  .toc-row { grid-template-columns: 70px 180px 1fr 52px; }
  .cta-panel { padding: 46px 38px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 991px) {
  .section { padding-block: 68px; }
  .hero { padding: 156px 0 66px; }
  .hero::before { background: linear-gradient(0deg, rgba(246,240,230,.98) 20%, rgba(246,240,230,.88) 55%, rgba(246,240,230,.72) 100%); }
  .hero__bg { background-position: center 36%; }
  .hot-grid { grid-template-columns: repeat(2, 1fr); }
  .method-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-block { grid-template-columns: 1fr; }
  .section-head__lead { max-width: none; }
  .updates-row { grid-template-columns: 140px 1fr; gap: 16px; }
  .updates-row__more { grid-column: 2; }
  .toc-row { grid-template-columns: 60px 1fr; gap: 10px; }
  .toc-row__desc { grid-column: 2; }
  .toc-row__arrow { grid-column: 2; justify-self: start; margin-left: 0; }
  .subscribe-panel { grid-template-columns: 1fr; padding: 30px 24px; }
}
@media (max-width: 767px) {
  .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
  .section { padding-block: 56px; }
  .header-inner { height: 66px; }
  .hero { padding-top: 126px; }
  .hero__lead { font-size: 1rem; }
  .hero__actions .btn { min-height: 48px; }
  .btn { min-height: 42px; }
  .hot-grid { grid-template-columns: 1fr; }
  .feature-block { grid-template-columns: 1fr; }
  .feature-card { min-height: 360px; }
  .method-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .updates-wrap { padding: 0 18px; }
  .updates-row { grid-template-columns: 1fr; }
  .updates-row__meta { flex-direction: row; align-items: center; }
  .updates-row__title { font-size: 1.15rem; }
  .toc-list { display: flex; overflow-x: auto; gap: 12px; scroll-snap-type: x mandatory; padding-bottom: 6px; }
  .toc-row { min-width: 280px; grid-template-columns: 1fr; gap: 12px; scroll-snap-align: start; }
  .toc-row__desc { grid-column: 1; }
  .toc-row__arrow { grid-column: 1; justify-self: start; }
  .cta-panel { padding: 38px 22px; border-radius: 18px; }
  .cta-panel h2 { font-size: 1.8rem; }
  .faq-accordion .accordion-body { padding-right: 12px; }
}

/* roulang page: article */
:root {
  --brand: #0E5B50;
  --brand-dark: #0A3E38;
  --accent: #C26B3F;
  --accent-dark: #A4532D;
  --bg: #F6F0E6;
  --panel: #FFFDF8;
  --ink: #1D2926;
  --muted: #6E7F7A;
  --line: #E3D9C8;
  --radius-card: 16px;
  --radius-ctl: 10px;
  --shadow-soft: 0 12px 30px -20px rgba(29, 41, 38, 0.18);
  --font-title: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --font-body: "PingFang SC", "Microsoft YaHei", -apple-system, "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-body); background-color: var(--bg); color: var(--ink); line-height: 1.75; -webkit-font-smoothing: antialiased; padding-bottom: 70px; }
@media (min-width: 992px) { body { padding-bottom: 0; } }
h1, h2, h3, h4, h5, h6, .serif { font-family: var(--font-title); }
img { max-width: 100%; height: auto; }
a { color: var(--brand); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--accent); }
.container-page { max-width: 1240px; margin-inline: auto; padding-inline: 20px; }
.container-narrow { max-width: 760px; margin-inline: auto; padding-inline: 20px; }

/* 顶部导航 */
.site-header { background: rgba(246, 240, 230, 0.94); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 1050; }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.brand-logo { font-family: var(--font-title); font-weight: 700; font-size: 1.45rem; color: var(--brand); letter-spacing: 0.02em; display: inline-flex; align-items: baseline; gap: 6px; }
.brand-logo small { font-size: 0.72rem; font-weight: 400; color: var(--muted); letter-spacing: 0.04em; }
.main-nav { display: flex; gap: 32px; margin-inline: auto; }
.main-nav__link { font-size: 0.95rem; color: var(--ink); font-weight: 500; padding: 6px 0; border-bottom: 2px solid transparent; position: relative; transition: all .2s; white-space: nowrap; }
.main-nav__link:hover { color: var(--brand); border-bottom-color: var(--accent); }
.main-nav__link:focus-visible { outline-offset: 4px; outline: 2px solid var(--accent); border-radius: 2px; }
.main-nav__link.active { color: var(--brand); border-bottom-color: var(--brand); }
.nav-cta { display: flex; align-items: center; gap: 16px; }
.nav-cta .search-link { color: var(--muted); font-size: 1rem; padding: 8px; }
.nav-cta .search-link:hover { color: var(--brand); }

/* 移动底部 Tab */
.mobile-tabbar { position: fixed; bottom: 0; left: 0; right: 0; height: 64px; background: rgba(255, 253, 248, 0.98); border-top: 1px solid var(--line); display: flex; align-items: stretch; z-index: 1090; }
.mobile-tabbar a { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; font-size: 0.72rem; color: var(--muted); text-decoration: none; }
.mobile-tabbar a i { font-size: 1.15rem; }
.mobile-tabbar a.active { color: var(--brand); font-weight: 600; }
@media (min-width: 992px) { .mobile-tabbar { display: none; } }
.mobile-tabbar a:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; border-radius: 6px; }
.mobile-header-brand { height: 56px; display: flex; align-items: center; justify-content: space-between; padding-inline: 20px; background: rgba(246, 240, 230, 0.96); border-bottom: 1px solid var(--line); }
@media (min-width: 992px) { .mobile-header-brand { display: none; } }

/* 面包屑 */
.crumb-bar { padding: 28px 0 8px; font-size: 0.85rem; color: var(--muted); }
.crumb-bar a { color: var(--muted); }
.crumb-bar a:hover { color: var(--brand); }
.crumb-sep { margin: 0 8px; color: var(--line); }

/* 文章页 */
.article-shell { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-card); padding: 48px 28px 56px; margin: 20px 0 40px; box-shadow: var(--shadow-soft); }
@media (min-width: 768px) { .article-shell { padding: 60px 52px; } }
@media (max-width: 420px) { .article-shell { padding: 36px 18px; } }
.article-headline { font-size: clamp(1.8rem, 3.4vw, 2.6rem); font-weight: 700; line-height: 1.4; color: var(--ink); margin: 12px 0 18px; }
.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; color: var(--muted); font-size: 0.875rem; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 14px 0; margin-bottom: 36px; }
.article-meta .meta-item i { margin-right: 5px; color: var(--accent); }
.article-category { display: inline-block; background: var(--accent); color: #fff; font-size: 0.78rem; padding: 3px 12px; border-radius: 999px; letter-spacing: 0.04em; }
.article-body { font-size: 1.04rem; line-height: 1.9; word-break: break-word; }
.article-body p { margin-bottom: 1.6em; }
.article-body h2, .article-body h3 { margin-top: 2em; margin-bottom: 0.7em; color: var(--ink); font-weight: 700; }
.article-body h2 { font-size: 1.6rem; border-left: 4px solid var(--accent); padding-left: 14px; }
.article-body h3 { font-size: 1.22rem; }
.article-body blockquote { margin: 1.8em 0; padding: 10px 22px; border-left: 3px solid var(--accent); background: rgba(194, 107, 63, 0.05); color: #34403D; border-radius: 0 12px 12px 0; }
.article-body ul, .article-body ol { padding-left: 1.4em; margin-bottom: 1.6em; }
.article-body li { margin-bottom: 0.5em; }
.article-body img { border-radius: 12px; border: 1px solid var(--line); margin: 1.4em 0; width: auto; max-width: 100%; }
.article-body a { text-decoration: underline; text-underline-offset: 4px; }
.article-body a:hover { text-decoration: none; }
.article-end { text-align: center; color: var(--line); font-family: var(--font-title); letter-spacing: 0.4em; margin: 44px 0 6px; font-size: 0.95rem; }
@media (min-width: 768px) {
  .article-body { font-size: 1.06rem; }
}

/* 上一篇 · 下一篇 */
.article-page-pager { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 32px 0 42px; }
@media (min-width: 768px) { .article-page-pager { grid-template-columns: 1fr 1fr; gap: 20px; } }
.pager-item { border: 1px solid var(--line); background: var(--bg); border-radius: var(--radius-card); padding: 16px 18px; transition: border-color .2s, box-shadow .2s; }
.pager-item:hover { border-color: var(--accent); box-shadow: 0 8px 20px -15px rgba(0,0,0,0.12); }
.pager-item a { display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 0.96rem; color: var(--ink); }
.pager-item a i { color: var(--accent); flex-shrink: 0; }
.pager-item .pager-label { display: block; font-size: 0.78rem; color: var(--muted); margin-bottom: 2px; }
.pager-item.next a { flex-direction: row-reverse; text-align: right; }

/* 相关推荐 */
.related-section { margin-bottom: 42px; }
.section-label { font-size: 1.4rem; font-weight: 700; margin-bottom: 8px; letter-spacing: 0.02em; display: flex; align-items: center; gap: 10px; }
.section-label::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.related-grid { display: grid; grid-template-columns: 1fr; gap: 16px; margin-top: 20px; }
@media (min-width: 576px) { .related-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 992px) { .related-grid { grid-template-columns: 1fr 1fr 1fr; } }
.related-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-card); overflow: hidden; transition: transform .22s ease, box-shadow .22s ease; display: flex; flex-direction: column; }
.related-card:hover { transform: translateY(-3px); box-shadow: 0 14px 26px -18px rgba(29, 41, 38, 0.2); }
.related-thumb { aspect-ratio: 16/10; overflow: hidden; }
.related-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.related-card:hover .related-thumb img { transform: scale(1.02); }
.related-body { padding: 16px 18px 18px; flex: 1; }
.related-cat { font-size: 0.75rem; color: var(--accent); font-weight: 600; letter-spacing: 0.06em; }
.related-title { font-family: var(--font-title); font-size: 1.04rem; font-weight: 600; line-height: 1.45; margin: 7px 0 6px; }
.related-title a { color: var(--ink); }
.related-title a:hover { color: var(--accent); }
.related-desc { font-size: 0.86rem; color: var(--muted); line-height: 1.6; }

/* 收藏 / 分享操作条 */
.article-actionbar { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 40px; padding-bottom: 30px; border-bottom: 1px solid var(--line); align-items: center; }
.btn-custom { display: inline-flex; align-items: center; gap: 8px; border-radius: var(--radius-ctl); border: 1px solid var(--brand); padding: 10px 20px; font-size: 0.92rem; font-weight: 500; transition: all .2s; background: transparent; color: var(--brand); cursor: pointer; }
.btn-custom i { font-size: 0.9rem; }
.btn-custom:hover { background: var(--brand); color: #fff; border-color: var(--brand); }
.btn-custom.btn-solid { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-custom.btn-solid:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn-custom.btn-ghost-dark { background: var(--brand); color: #fff; border-color: var(--brand); }
.btn-custom.btn-ghost-dark:hover { background: var(--brand-dark); border-color: var(--brand-dark); }

/* 无效内容 */
.empty-article { text-align: center; padding: 80px 20px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-card); margin: 20px 0; }
.empty-article .empty-code { font-family: var(--font-title); color: var(--line); font-size: 4rem; line-height: 1; margin-bottom: 16px; }
.empty-article h1 { font-size: 1.6rem; margin-bottom: 18px; }

/* 页脚 */
.site-footer { background: #12302B; color: rgba(255, 255, 255, 0.82); margin-top: 60px; border-top: 4px solid var(--accent); }
.footer-top { padding: 48px 0 32px; display: grid; grid-template-columns: 1fr; gap: 32px; }
@media (min-width: 768px) { .footer-top { grid-template-columns: 2fr 0.7fr 0.9fr 1.2fr; gap: 24px; padding: 60px 0 36px; } }
.footer-brand { font-family: var(--font-title); font-size: 1.5rem; font-weight: 700; color: #fff; margin-bottom: 4px; }
.footer-desc { font-size: 0.9rem; line-height: 1.6; color: rgba(255,255,255,0.55); margin-bottom: 0; }
.footer-title { font-size: 0.95rem; color: rgba(255,255,255,0.9); margin-bottom: 14px; border-left: 3px solid var(--accent); padding-left: 10px; }
.footer-links { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer-links a { color: rgba(255,255,255,0.62); font-size: 0.88rem; transition: all .2s; }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-content { font-size: 0.85rem; color: rgba(255,255,255,0.55); line-height: 1.6; margin: 0; }
.footer-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.footer-tags span { border: 1px solid rgba(255,255,255,0.18); border-radius: 999px; padding: 3px 11px; font-size: 0.76rem; color: rgba(255,255,255,0.55); transition: border-color .2s; }
.footer-tags span:hover { border-color: var(--accent); color: #f1e6d6; cursor: default; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); display: flex; flex-direction: column; gap: 4px; padding: 16px 0; font-size: 0.82rem; color: rgba(255,255,255,0.35); }
@media (min-width: 768px) { .footer-bottom { flex-direction: row; justify-content: space-between; align-items: center; } }

/* roulang page: category1 */
:root {
      --brand: #0E5B50;
      --brand-deep: #093F38;
      --accent: #C26B3F;
      --accent-deep: #A4532D;
      --bg: #F6F0E6;
      --panel: #FFFDF8;
      --ink: #1D2926;
      --muted: #6E7F7A;
      --line: #E3D9C8;
      --foot-bg: #12302B;
      --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
      --font-sans: "PingFang SC", "Microsoft YaHei", -apple-system, "Segoe UI", sans-serif;
      --radius: 16px;
      --radius-sm: 10px;
      --shadow: 0 12px 30px -20px rgba(29, 41, 38, 0.35);
    }

    html {
      box-sizing: border-box;
      scroll-behavior: smooth;
    }
    *,
    *::before,
    *::after {
      box-sizing: inherit;
    }
    body {
      margin: 0;
      background-color: var(--bg);
      color: var(--ink);
      line-height: 1.75;
      font-family: var(--font-sans);
      -webkit-font-smoothing: antialiased;
    }
    img {
      max-width: 100%;
      display: block;
      height: auto;
    }
    a {
      color: var(--brand);
      text-decoration: none;
      transition: color 0.2s ease;
    }
    a:hover {
      color: var(--accent-deep);
    }
    ::selection {
      background: rgba(194, 107, 63, 0.22);
    }

    .container-page {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 28px;
      padding-right: 28px;
    }
    .section-pad {
      padding-top: 92px;
      padding-bottom: 92px;
    }
    @media (max-width: 991.98px) {
      .section-pad {
        padding-top: 68px;
        padding-bottom: 68px;
      }
    }

    .section-headline {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 42px;
      flex-wrap: wrap;
    }
    .section-headline .sec-marker {
      font-family: var(--font-serif);
      font-size: 0.9rem;
      letter-spacing: 0.3em;
      color: var(--accent);
      text-transform: uppercase;
      margin: 0 0 10px;
      display: block;
    }
    .section-headline h2 {
      font-family: var(--font-serif);
      font-weight: 700;
      font-size: clamp(1.8rem, 3vw, 2.6rem);
      margin: 0;
      line-height: 1.25;
      color: var(--ink);
    }
    .section-headline .headline-note {
      max-width: 440px;
      color: var(--muted);
      margin: 0;
      font-size: 0.97rem;
    }

    .eyebrow-block {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.84rem;
      letter-spacing: 0.16em;
      color: var(--brand);
      text-transform: uppercase;
      margin-bottom: 18px;
    }
    .eyebrow-block::before {
      content: "";
      width: 30px;
      height: 1px;
      background: var(--accent);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1030;
      background: rgba(246, 240, 230, 0.92);
      -webkit-backdrop-filter: blur(12px);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(227, 217, 200, 0.8);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 72px;
      gap: 24px;
    }
    .site-brand {
      display: flex;
      align-items: baseline;
      gap: 9px;
      font-family: var(--font-serif);
      font-weight: 700;
      font-size: 1.45rem;
      color: var(--brand);
      white-space: nowrap;
    }
    .site-brand small {
      font-family: var(--font-sans);
      font-size: 0.75rem;
      font-weight: 400;
      color: var(--muted);
      letter-spacing: 0.12em;
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 32px;
    }
    .main-nav__link {
      color: var(--ink);
      font-size: 0.95rem;
      font-weight: 500;
      padding: 8px 2px;
      position: relative;
    }
    .main-nav__link::after {
      content: "";
      position: absolute;
      bottom: 2px;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--accent);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.22s ease;
    }
    .main-nav__link:hover,
    .main-nav__link.active {
      color: var(--brand);
    }
    .main-nav__link.active::after,
    .main-nav__link:hover::after {
      transform: scaleX(1);
    }
    .header-extra {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .header-extra a {
      color: var(--muted);
      display: inline-flex;
      align-items: center;
      gap: 7px;
      font-size: 0.89rem;
    }
    .header-extra a:hover {
      color: var(--accent);
    }

    .mobile-brand {
      min-height: 62px;
      padding: 0 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid rgba(227, 217, 200, 0.7);
      background: var(--bg);
    }
    .mobile-brand .site-brand {
      font-size: 1.25rem;
    }
    .mobile-badge {
      font-size: 0.75rem;
      color: var(--brand);
      border: 1px solid var(--line);
      border-radius: 999px;
      padding: 3px 10px;
      background: var(--panel);
    }

    .hero-category {
      position: relative;
      min-height: 560px;
      display: flex;
      align-items: center;
      padding: 112px 0 82px;
      color: #fff;
      overflow: hidden;
      background-color: #0B302A;
    }
    .hero-category__bg {
      position: absolute;
      inset: 0;
      background-position: center;
      background-size: cover;
      opacity: 0.26;
    }
    .hero-category__vignette {
      position: absolute;
      inset: 0;
      background: linear-gradient(100deg, rgba(7, 31, 27, 0.94) 0%, rgba(9, 53, 47, 0.78) 56%, rgba(13, 80, 70, 0.55) 100%);
    }
    .hero-inner {
      position: relative;
      z-index: 2;
    }
    .hero-crumb {
      margin: 0 0 28px;
      font-size: 0.85rem;
      color: rgba(255, 255, 255, 0.7);
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .hero-crumb a {
      color: rgba(255, 255, 255, 0.8);
      text-decoration: underline;
      text-underline-offset: 3px;
      text-decoration-color: rgba(255, 255, 255, 0.3);
    }
    .hero-crumb a:hover {
      color: #fff;
      text-decoration-color: #fff;
    }
    .hero-row {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 64px;
    }
    .hero-content {
      flex: 1 1 55%;
      min-width: 300px;
    }
    .hero-content .issue-tagline {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 20px;
      color: #E4C9A2;
      font-size: 0.82rem;
      letter-spacing: 0.18em;
      text-transform: uppercase;
    }
    .hero-content .issue-tagline span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .hero-content h1 {
      font-family: var(--font-serif);
      font-weight: 900;
      font-size: clamp(2.4rem, 5vw, 4.2rem);
      margin: 0 0 20px;
      letter-spacing: 0.02em;
    }
    .hero-content h1 small {
      display: block;
      font-family: var(--font-sans);
      font-weight: 400;
      font-size: clamp(1rem, 1.5vw, 1.2rem);
      line-height: 1.8;
      color: rgba(236, 245, 241, 0.85);
      margin-top: 14px;
      letter-spacing: 0.02em;
    }
    .hero-lead {
      color: rgba(244, 248, 245, 0.88);
      font-size: 1.04rem;
      max-width: 600px;
      margin: 0 0 32px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
    }
    .btn {
      border-radius: var(--radius-sm);
      padding: 11px 22px;
      font-weight: 500;
    }
    .btn:focus-visible,
    .form-control:focus-visible {
      outline: 2px solid rgba(194, 107, 63, 0.9);
      outline-offset: 2px;
      box-shadow: none;
    }
    .btn-primary {
      background-color: var(--accent);
      border-color: var(--accent);
      color: #fff;
    }
    .btn-primary:hover,
    .btn-primary:focus {
      background-color: var(--accent-deep);
      border-color: var(--accent-deep);
      color: #fff;
    }
    .btn-ghost-light {
      border: 1px solid rgba(255, 255, 255, 0.5);
      color: #fff;
    }
    .btn-ghost-light:hover {
      background: rgba(255, 255, 255, 0.12);
      color: #fff;
      border-color: rgba(255, 255, 255, 0.9);
    }
    .hero-side {
      flex: 1 1 32%;
      min-width: 280px;
      display: block;
    }
    .hero-side-card {
      background: rgba(25, 52, 45, 0.62);
      border: 1px solid rgba(255, 255, 255, 0.18);
      border-radius: var(--radius);
      padding: 13px;
      box-shadow: 0 26px 60px -24px rgba(0, 0, 0, 0.5);
    }
    .hero-side-card img {
      border-radius: 12px;
      width: 100%;
      min-height: 200px;
      object-fit: cover;
    }
    .hero-side-card .hero-card-caption {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.8rem;
      color: rgba(255, 255, 255, 0.85);
      padding: 14px 6px 6px;
    }
    .hero-side-card .hero-card-caption b {
      font-weight: 500;
      color: #fff;
    }

    .topic-strip {
      border-bottom: 1px solid var(--line);
      background: var(--panel);
    }
    .topic-strip__inner {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      padding: 22px 0;
    }
    .topic-strip__inner strong {
      font-family: var(--font-serif);
      color: var(--brand);
      white-space: nowrap;
      margin-right: 8px;
      font-size: 1.03rem;
    }
    .topic-chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      border: 1px solid var(--line);
      background: var(--bg);
      border-radius: 999px;
      padding: 6px 15px;
      color: var(--ink);
      font-size: 0.85rem;
      transition: all 0.18s ease;
    }
    .topic-chip:hover {
      border-color: var(--brand);
      color: var(--brand);
      background: #fff;
      transform: translateY(-1px);
    }
    .topic-chip .dot {
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: var(--accent);
    }

    .field-matrix {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }
    .field-block {
      border: 1px solid var(--line);
      background: var(--panel);
      border-radius: var(--radius);
      padding: 30px 30px 28px;
      border-top: 3px solid transparent;
      transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    }
    .field-block:hover {
      border-top-color: var(--accent);
      transform: translateY(-3px);
      box-shadow: var(--shadow);
    }
    .field-block__index {
      color: var(--muted);
      font-size: 0.88rem;
      margin-bottom: 14px;
      letter-spacing: 0.2em;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .field-block h3 {
      font-family: var(--font-serif);
      font-size: 1.35rem;
      color: var(--brand-deep);
      margin: 0 0 10px;
    }
    .field-block p {
      color: var(--muted);
      margin: 0;
      font-size: 0.96rem;
    }
    .field-block .field-note {
      display: block;
      margin-top: 22px;
      color: var(--ink);
      font-size: 0.9rem;
      padding-left: 14px;
      border-left: 2px solid var(--accent);
    }

    .feature-area {
      background: #EFE6D8;
    }
    .feature-docs {
      display: grid;
      grid-template-columns: 1.4fr 1fr;
      gap: 22px;
      margin-bottom: 22px;
    }
    .story-card {
      background: var(--panel);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .story-card .story-media {
      overflow: hidden;
    }
    .story-card .story-media img {
      width: 100%;
      min-height: 220px;
      max-height: 275px;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .story-card:hover .story-media img {
      transform: scale(1.03);
    }
    .story-card__body {
      padding: 28px 30px 30px;
      display: flex;
      flex-direction: column;
      gap: 14px;
      flex: 1;
    }
    .story-badge {
      align-self: flex-start;
      border: 1px solid #e8cdbd;
      background: #FAF0E8;
      color: var(--accent-deep);
      border-radius: 999px;
      font-size: 0.76rem;
      padding: 3px 12px;
      letter-spacing: 0.05em;
    }
    .story-card h3 {
      font-family: var(--font-serif);
      font-size: clamp(1.2rem, 1.6vw, 1.5rem);
      margin: 0;
      line-height: 1.45;
      color: var(--ink);
    }
    .story-card p {
      color: var(--muted);
      margin: 0;
      font-size: 0.97rem;
    }
    .story-card .story-state {
      border-top: 1px dashed var(--line);
      margin-top: auto;
      padding-top: 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      color: var(--brand);
      font-size: 0.86rem;
    }
    .story-card .story-state a {
      font-weight: 500;
      color: var(--accent);
    }
    .story-card .story-state a:hover {
      color: var(--accent-deep);
    }
    .vertical-space {
      display: flex;
      flex-direction: column;
      gap: 22px;
    }
    .mini-item {
      display: flex;
      align-items: stretch;
      background: var(--panel);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      overflow: hidden;
      min-height: 160px;
    }
    .mini-item .mini-img {
      flex: 0 0 42%;
      overflow: hidden;
    }
    .mini-item .mini-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.35s ease;
    }
    .mini-item:hover .mini-img img {
      transform: scale(1.04);
    }
    .mini-item .mini-body {
      flex: 1;
      padding: 22px 22px 18px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .mini-item .mini-body h3 {
      font-family: var(--font-serif);
      font-size: 1.12rem;
      margin: 0 0 8px;
    }
    .mini-item .mini-body p {
      color: var(--muted);
      font-size: 0.9rem;
      margin: 0;
    }
    .mini-item .mini-meta {
      color: var(--accent);
      font-size: 0.8rem;
      margin-top: 14px;
    }

    .how-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 38px 22px;
      counter-reset: editorStep;
      margin-top: 20px;
    }
    .how-step {
      position: relative;
      padding-top: 34px;
    }
    .how-step::before {
      counter-increment: editorStep;
      content: "0" counter(editorStep);
      position: absolute;
      top: 0;
      left: 0;
      font-family: var(--font-serif);
      font-weight: 700;
      font-size: 1.8rem;
      color: var(--line);
      line-height: 1;
    }
    .how-step h3 {
      font-family: var(--font-serif);
      font-size: 1.15rem;
      margin: 6px 0 12px;
      color: var(--ink);
    }
    .how-step p {
      color: var(--muted);
      font-size: 0.94rem;
      margin: 0;
      line-height: 1.75;
    }
    .how-step:not(:last-child)::after {
      content: "";
      position: absolute;
      right: -15px;
      top: 22px;
      width: 24px;
      height: 1px;
      background: var(--accent);
      opacity: 0.5;
    }

    .audience-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .audience-card {
      background: var(--panel);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 32px 28px;
      transition: all 0.22s ease;
    }
    .audience-card:hover {
      box-shadow: var(--shadow);
      transform: translateY(-4px);
    }
    .audience-card .persona-icon {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: rgba(14, 91, 80, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--brand);
      margin-bottom: 22px;
    }
    .audience-card h3 {
      font-family: var(--font-serif);
      font-size: 1.18rem;
      margin-bottom: 12px;
    }
    .audience-card p {
      font-size: 0.93rem;
      color: var(--muted);
      margin: 0;
    }
    .audience-card small {
      display: block;
      margin-top: 20px;
      color: var(--accent);
      font-size: 0.85rem;
      line-height: 1.6;
    }

    .faq-board {
      background: #EDE5D9;
    }
    .accordion-board {
      max-width: 900px;
      margin: 0 auto;
    }
    .accordion-board .accordion-item {
      background: transparent;
      border: 0;
      border-bottom: 1px solid var(--line);
    }
    .accordion-board .accordion-button {
      background: transparent;
      box-shadow: none;
      padding: 28px 48px 28px 0;
      font-size: 1.08rem;
      font-weight: 600;
      color: var(--ink);
      font-family: var(--font-serif);
      border: 0;
    }
    .accordion-board .accordion-button::before {
      content: "×";
      position: absolute;
      right: 0;
      top: 26px;
      width: 28px;
      height: 28px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      background: var(--accent);
      color: #fff;
      font-size: 1rem;
      line-height: 1;
      font-family: var(--font-sans);
      font-weight: 400;
    }
    .accordion-board .accordion-button.collapsed::before {
      content: "＋";
    }
    .accordion-board .accordion-button::after {
      content: none;
    }
    .accordion-board .accordion-body {
      padding: 4px 70px 30px 0;
      color: var(--muted);
      font-size: 0.98rem;
    }

    .cta-conversion {
      position: relative;
      background-color: #0F3B34;
      color: #eef4f1;
      padding: 92px 0;
      overflow: hidden;
      border-radius: 0;
    }
    .cta-conversion .cta-bg {
      position: absolute;
      inset: 0;
      background-image: url('/assets/images/backpic/back-3.webp');
      background-position: center;
      background-size: cover;
      opacity: 0.17;
    }
    .cta-conversion .cta-inner {
      position: relative;
      z-index: 2;
      max-width: 830px;
    }
    .cta-conversion h2 {
      font-family: var(--font-serif);
      font-weight: 800;
      font-size: clamp(2rem, 3.4vw, 3rem);
      color: #fff;
      line-height: 1.3;
    }
    .cta-conversion p {
      color: rgba(232, 244, 239, 0.86);
      font-size: 1.02rem;
      margin: 20px 0 32px;
    }

    .cross-link-panel {
      border: 1px solid var(--line);
      background: var(--panel);
      border-radius: var(--radius);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
      padding: 34px 40px;
      flex-wrap: wrap;
    }
    .cross-link-panel .cross-copy h3 {
      font-family: var(--font-serif);
      font-size: 1.45rem;
      margin: 0 0 8px;
    }
    .cross-link-panel .cross-copy p {
      color: var(--muted);
      margin: 0;
    }
    .text-link-btn {
      font-weight: 600;
      color: var(--accent);
      border-bottom: 2px solid var(--accent);
      padding-bottom: 3px;
      white-space: nowrap;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .text-link-btn:hover {
      color: var(--accent-deep);
      border-color: var(--accent-deep);
    }

    .site-footer {
      background-color: var(--foot-bg);
      color: rgba(244, 248, 245, 0.72);
      padding: 70px 0 24px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1.2fr 1.2fr;
      gap: 40px 36px;
      margin-bottom: 52px;
    }
    .footer-brand {
      font-family: var(--font-serif);
      font-size: 1.6rem;
      font-weight: 700;
      color: #fff;
      margin: 0 0 12px;
    }
    .footer-desc {
      margin: 0;
      font-size: 0.92rem;
      line-height: 1.8;
      max-width: 350px;
    }
    .footer-title {
      font-family: var(--font-serif);
      color: #fff;
      font-size: 1rem;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      color: rgba(244, 248, 245, 0.7);
      font-size: 0.9rem;
    }
    .footer-links a:hover {
      color: #fff;
    }
    .footer-content {
      margin: 0;
      font-size: 0.9rem;
      line-height: 2;
    }
    .footer-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .footer-tags span {
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: 999px;
      padding: 4px 11px;
      font-size: 0.8rem;
      color: rgba(244, 248, 245, 0.8);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.15);
      padding-top: 21px;
      text-align: center;
      font-size: 0.82rem;
      color: rgba(244, 248, 245, 0.5);
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 10px 20px;
    }

    .mobile-tabbar {
      position: fixed;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 1050;
      height: 64px;
      background: #FFFDF8;
      border-top: 1px solid var(--line);
      display: flex;
      align-items: stretch;
    }
    .mobile-tabbar__item {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 3px;
      color: var(--muted);
      font-size: 0.72rem;
    }
    .mobile-tabbar__item.active {
      color: var(--brand);
      font-weight: 600;
    }
    .mobile-tabbar__item svg {
      width: 20px;
      height: 20px;
    }
    .mobile-tabbar__item.active svg {
      stroke: var(--brand);
      fill: rgba(14, 91, 80, 0.12);
    }
    @media (min-width: 992px) {
      .mobile-tabbar {
        display: none;
      }
    }
    @media (max-width: 991.98px) {
      body {
        padding-bottom: 78px;
      }
      .site-header {
        display: none;
      }
      .hero-category {
        min-height: 0;
      }
    }

    @media (max-width: 1199.98px) {
      .how-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 34px 28px;
      }
      .how-step:nth-child(2)::after {
        display: none;
      }
    }

    @media (max-width: 991.98px) {
      .hero-row {
        gap: 36px;
      }
      .hero-content h1 {
        font-size: clamp(2.1rem, 8vw, 3.2rem);
      }
      .field-matrix {
        grid-template-columns: 1fr;
      }
      .feature-docs {
        grid-template-columns: 1fr;
      }
      .audience-grid {
        grid-template-columns: 1fr;
      }
      .how-steps {
        grid-template-columns: 1fr 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
      .hero-side {
        display: none;
      }
      .hero-crumb {
        font-size: 0.78rem;
      }
    }

    @media (max-width: 767.98px) {
      .container-page {
        padding-left: 18px;
        padding-right: 18px;
      }
      .feature-docs {
        gap: 16px;
      }
      .story-card__body {
        padding: 24px 20px;
      }
      .section-headline {
        gap: 8px;
        margin-bottom: 28px;
      }
      .field-block {
        padding: 26px 20px;
      }
      .how-steps {
        grid-template-columns: 1fr;
        gap: 26px;
      }
      .how-step:nth-child(2)::after {
        display: none;
      }
      .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .footer-bottom {
        justify-content: center;
        gap: 6px;
        text-align: center;
      }
      .accordion-board .accordion-body {
        padding-right: 30px;
      }
      .accordion-board .accordion-button {
        font-size: 1rem;
      }
    }

    @media (max-width: 575.98px) {
      .hero-category {
        padding-top: 76px;
        padding-bottom: 58px;
      }
      .hero-content h1 {
        font-size: clamp(2rem, 10vw, 2.9rem);
      }
      .hero-lead {
        font-size: 0.98rem;
      }
      .topic-strip__inner {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 14px;
        -webkit-overflow-scrolling: touch;
      }
      .topic-strip__inner strong {
        font-size: 0.9rem;
      }
      .topic-chip {
        white-space: nowrap;
      }
      .mini-item {
        flex-direction: column;
      }
      .mini-item .mini-img img {
        max-height: 170px;
      }
      .cross-link-panel {
        padding: 28px 24px;
      }
    }

/* roulang page: category2 */
:root {
      --primary: #0E5B50;
      --primary-deep: #093a32;
      --accent: #C26B3F;
      --accent-deep: #A4532D;
      --bg: #F6F0E6;
      --panel: #FFFDF8;
      --ink: #1D2926;
      --muted: #6E7F7A;
      --border: #E3D9C8;
      --header-h: 72px;
      --radius-md: 14px;
      --radius-lg: 18px;
      --shadow-soft: 0 12px 30px -20px rgba(28, 60, 52, 0.25);
      --font-title: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
      --font-body: "PingFang SC", "Microsoft YaHei", -apple-system, "Segoe UI", sans-serif;
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      scroll-padding-top: 96px;
    }

    body {
      margin: 0;
      font-family: var(--font-body);
      font-size: 1rem;
      line-height: 1.8;
      color: var(--ink);
      background-color: var(--bg);
      -webkit-font-smoothing: antialiased;
      padding-bottom: 68px;
    }

    @media (min-width: 992px) {
      body {
        padding-bottom: 0;
      }
    }

    img {
      max-width: 100%;
      display: block;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    a:hover {
      color: var(--accent-deep);
    }

    p,
    ul,
    ol,
    figure,
    h1,
    h2,
    h3,
    h4,
    h5 {
      margin-top: 0;
    }

    h1,
    h2,
    h3,
    h4 {
      font-family: var(--font-title);
      font-weight: 700;
      line-height: 1.35;
      color: inherit;
    }

    :focus-visible {
      outline: 2px solid var(--accent);
      outline-offset: 3px;
      border-radius: 6px;
    }

    .container-page {
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: clamp(20px, 4vw, 40px);
      padding-right: clamp(20px, 4vw, 40px);
    }

    ::selection {
      background: rgba(194, 107, 63, 0.22);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1045;
      background: rgba(246, 240, 230, 0.92);
      -webkit-backdrop-filter: blur(10px);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(227, 217, 200, 0.9);
    }

    .header-inner {
      height: var(--header-h);
      display: flex;
      align-items: center;
      gap: 24px;
    }

    .site-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-family: var(--font-title);
      font-size: 1.32rem;
      font-weight: 900;
      letter-spacing: 0.02em;
      color: var(--primary-deep);
      white-space: nowrap;
    }

    .site-logo .logo-mark {
      width: 32px;
      height: 16px;
      position: relative;
      display: block;
      flex: 0 0 auto;
    }

    .site-logo .logo-mark::before {
      content: "";
      position: absolute;
      left: 0;
      top: 4px;
      width: 28px;
      height: 8px;
      border: 2px solid var(--primary);
      border-width: 2px 0 2px 2px;
      border-radius: 50% 0 0 50%;
      transform: skewX(-12deg);
    }

    .site-logo .logo-mark::after {
      content: "";
      position: absolute;
      right: 2px;
      top: 5px;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--accent);
    }

    .site-logo:hover {
      color: var(--primary);
    }

    .main-nav {
      margin-left: auto;
      display: flex;
      align-items: center;
      gap: 2px;
    }

    .main-nav__link {
      display: inline-block;
      padding: 9px 18px;
      border-radius: 999px;
      font-size: 0.94rem;
      font-weight: 500;
      color: var(--ink);
      line-height: 1.4;
      transition: background-color 0.2s ease, color 0.2s ease;
    }

    .main-nav__link:hover {
      background: rgba(14, 91, 80, 0.07);
      color: var(--primary);
    }

    .main-nav__link.active {
      background: var(--primary);
      color: #fffdf8;
    }

    .header-note {
      margin-left: auto;
      color: var(--muted);
      font-size: 0.85rem;
      letter-spacing: 0.08em;
      border-left: 1px solid var(--border);
      padding-left: 18px;
    }

    .bottom-tabs {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 64px;
      z-index: 1100;
      display: flex;
      background: rgba(255, 253, 248, 0.98);
      border-top: 1px solid var(--border);
    }

    .bottom-tab {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 3px;
      color: var(--muted);
      font-size: 0.76rem;
      letter-spacing: 0.04em;
      transition: color 0.2s ease, background-color 0.2s ease;
    }

    .bottom-tab svg {
      width: 22px;
      height: 22px;
    }

    .bottom-tab.active {
      color: var(--primary);
      background: rgba(14, 91, 80, 0.05);
    }

    @media (min-width: 992px) {
      .bottom-tabs {
        display: none;
      }
    }

    .cat-hero {
      position: relative;
      overflow: hidden;
      background: var(--primary-deep);
      min-height: 520px;
      display: flex;
      align-items: flex-end;
      color: #fffdf8;
      border-bottom: 1px solid var(--border);
    }

    .cat-hero-bg {
      position: absolute;
      inset: 0;
      z-index: 1;
    }

    .cat-hero-bg img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center 62%;
    }

    .cat-hero-bg::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(100deg, rgba(10, 42, 36, 0.92) 0%, rgba(10, 42, 36, 0.75) 42%, rgba(10, 42, 36, 0.34) 82%);
    }

    .cat-hero-inner {
      position: relative;
      z-index: 2;
      width: 100%;
      padding-top: 96px;
      padding-bottom: 72px;
    }

    .category-breadcrumb {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 28px;
      font-size: 0.88rem;
      color: rgba(255, 253, 248, 0.72);
    }

    .category-breadcrumb a {
      color: rgba(255, 253, 248, 0.88);
      border-bottom: 1px solid transparent;
      transition: border-color 0.2s ease;
    }

    .category-breadcrumb a:hover {
      color: #fff;
      border-color: rgba(255, 253, 248, 0.55);
    }

    .category-breadcrumb span {
      padding: 0 2px;
      font-size: 1.05rem;
      color: rgba(255, 253, 248, 0.5);
    }

    .hero-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 16px;
      color: #e6c9b0;
      font-size: 0.84rem;
      letter-spacing: 0.22em;
      border: 1px solid rgba(230, 201, 176, 0.45);
      border-radius: 999px;
      padding: 4px 14px;
      background: rgba(10, 42, 36, 0.18);
    }

    .cat-hero h1 {
      font-size: clamp(2.7rem, 6vw, 4.8rem);
      font-weight: 900;
      letter-spacing: 0.02em;
      line-height: 1.12;
      margin-bottom: 18px;
      max-width: 760px;
    }

    .cat-hero .hero-sub {
      font-size: clamp(1rem, 1.5vw, 1.18rem);
      max-width: 680px;
      color: rgba(255, 253, 248, 0.88);
      line-height: 1.9;
      margin-bottom: 14px;
    }

    .cat-hero .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 12px 22px;
      margin-top: 20px;
      color: rgba(255, 253, 248, 0.68);
      font-size: 0.85rem;
    }

    .hero-meta-line {
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .hero-meta-line svg {
      width: 16px;
      height: 16px;
      opacity: 0.85;
    }

    .cat-main {
      background: var(--bg);
    }

    .editor-note {
      padding: 46px 0 24px;
    }

    .editor-note__inner {
      border-left: 3px solid var(--accent);
      background: var(--panel);
      border-radius: 0 14px 14px 0;
      padding: 26px 30px;
      max-width: 820px;
      box-shadow: var(--shadow-soft);
    }

    .editor-note__inner p {
      margin-bottom: 0;
      font-family: var(--font-title);
      font-size: 1.06rem;
      color: var(--primary-deep);
      line-height: 2;
    }

    .mobile-anchors {
      display: flex;
      gap: 8px;
      overflow-x: auto;
      scrollbar-width: thin;
      padding: 4px 4px 12px;
      margin: 26px -16px 8px;
    }

    .mobile-anchors a {
      flex: 0 0 auto;
      padding: 8px 16px;
      border: 1px solid var(--border);
      border-radius: 999px;
      background: var(--panel);
      font-size: 0.87rem;
      color: var(--primary);
      font-weight: 600;
    }

    .mobile-anchors a span {
      color: var(--accent);
      margin-right: 6px;
      font-family: var(--font-title);
    }

    .catalog-layout {
      display: grid;
      grid-template-columns: 1fr;
      gap: 26px;
      padding: 30px 0 26px;
    }

    @media (min-width: 992px) {
      .catalog-layout {
        grid-template-columns: 224px minmax(0, 1fr);
        gap: 54px;
        padding: 68px 0 30px;
      }
    }

    .catalog-aside {
      position: relative;
    }

    .aside-sticky {
      position: sticky;
      top: calc(var(--header-h) + 24px);
      padding-top: 8px;
    }

    .aside-label {
      font-size: 0.8rem;
      letter-spacing: 0.2em;
      color: var(--accent);
      margin-bottom: 18px;
      text-transform: uppercase;
    }

    .anchor-nav {
      display: flex;
      flex-direction: column;
      border-top: 1px solid var(--border);
    }

    .anchor-nav a {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 13px 4px;
      border-bottom: 1px solid var(--border);
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--ink);
      transition: background-color 0.2s ease, color 0.2s ease, padding-left 0.2s ease;
    }

    .anchor-nav a:hover {
      background: rgba(14, 91, 80, 0.05);
      color: var(--primary);
      padding-left: 10px;
    }

    .anchor-nav a span {
      font-family: var(--font-title);
      font-size: 0.78rem;
      color: var(--accent);
    }

    .aside-note {
      margin-top: 22px;
      border-radius: var(--radius-md);
      padding: 16px;
      background: var(--panel);
      border: 1px solid var(--border);
      font-size: 0.86rem;
      color: var(--muted);
    }

    .aside-note strong {
      color: var(--primary);
      display: block;
      margin-bottom: 2px;
    }

    .catalog-body {
      min-width: 0;
    }

    .content-section {
      margin-top: 62px;
    }

    .content-section:first-child {
      margin-top: 12px;
    }

    .content-head {
      display: flex;
      flex-wrap: wrap;
      align-items: flex-end;
      justify-content: space-between;
      gap: 14px 20px;
      border-bottom: 2px solid var(--ink);
      padding-bottom: 18px;
      margin-bottom: 28px;
    }

    .content-head .content-index {
      font-family: var(--font-title);
      font-size: 0.92rem;
      color: var(--accent);
      letter-spacing: 0.08em;
      flex: 0 0 auto;
    }

    .content-head h2 {
      font-size: clamp(1.7rem, 2.6vw, 2.5rem);
      margin: 2px 0 0;
      letter-spacing: 0.02em;
    }

    .content-desc {
      margin-bottom: 0;
      font-size: 0.9rem;
      color: var(--muted);
      max-width: 360px;
    }

    .route-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 30px;
      align-items: center;
    }

    @media (min-width: 768px) {
      .route-grid {
        grid-template-columns: 1fr 1.08fr;
        gap: 40px;
      }
    }

    .route-figure {
      margin: 0;
    }

    .route-figure img {
      width: 100%;
      height: 330px;
      object-fit: cover;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border);
    }

    .route-figure figcaption {
      font-size: 0.82rem;
      color: var(--muted);
      margin-top: 12px;
      padding-left: 2px;
    }

    .route-list {
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .route-item {
      display: grid;
      grid-template-columns: 44px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 19px 6px;
      border-bottom: 1px dashed var(--border);
      transition: background-color 0.2s ease, box-shadow 0.2s ease;
    }

    .route-item:first-child {
      border-top: 1px solid var(--border);
    }

    .route-item:hover {
      background: rgba(14, 91, 80, 0.04);
    }

    .route-no {
      font-family: var(--font-title);
      color: var(--accent);
      font-size: 1rem;
      text-align: center;
    }

    .route-item h3 {
      font-size: 1.08rem;
      margin-bottom: 3px;
      font-weight: 700;
    }

    .route-item p {
      margin-bottom: 0;
      font-size: 0.86rem;
      color: var(--muted);
      line-height: 1.65;
    }

    .route-meta {
      font-size: 0.82rem;
      color: var(--primary);
      background: rgba(14, 91, 80, 0.08);
      border-radius: 999px;
      padding: 6px 12px;
      white-space: nowrap;
    }

    .section-note {
      margin-top: 18px;
      font-size: 0.84rem;
      color: var(--muted);
      border-left: 2px solid var(--border);
      padding-left: 14px;
    }

    .renewal-list {
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .renewal-item {
      display: grid;
      grid-template-columns: 1fr;
      gap: 8px 24px;
      padding: 24px 0;
      border-bottom: 1px solid var(--border);
    }

    @media (min-width: 768px) {
      .renewal-item {
        grid-template-columns: 116px minmax(0, 1fr);
        gap: 24px;
      }
    }

    .renewal-stamp {
      font-size: 0.82rem;
      color: var(--accent);
      font-weight: 700;
      letter-spacing: 0.08em;
    }

    .renewal-main h3 {
      font-size: 1.16rem;
      margin-bottom: 6px;
    }

    .renewal-main p {
      font-size: 0.9rem;
      color: #41544f;
      margin-bottom: 8px;
      max-width: 720px;
    }

    .renewal-status {
      display: inline-block;
      padding: 3px 10px;
      border-radius: 999px;
      font-size: 0.76rem;
      font-weight: 600;
      background: rgba(14, 91, 80, 0.1);
      color: var(--primary);
    }

    .renewal-status.is-open {
      background: rgba(14, 91, 80, 0.14);
      color: var(--primary);
    }

    .renewal-status.is-working {
      background: rgba(194, 107, 63, 0.14);
      color: var(--accent-deep);
    }

    .renewal-status.is-plan {
      background: rgba(110, 127, 122, 0.14);
      color: var(--muted);
    }

    .tide-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 18px;
    }

    @media (min-width: 576px) {
      .tide-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (min-width: 992px) {
      .tide-grid {
        grid-template-columns: repeat(4, 1fr);
      }
    }

    .tide-card {
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 24px 20px 22px;
      position: relative;
      transition: transform 0.22s ease, box-shadow 0.22s ease;
    }

    .tide-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-soft);
    }

    .tide-card::before {
      content: "";
      display: block;
      width: 54px;
      height: 3px;
      background: var(--accent);
      margin-bottom: 18px;
    }

    .tide-card h3 {
      font-size: 1.08rem;
      margin-bottom: 8px;
    }

    .tide-card p {
      font-size: 0.87rem;
      color: var(--muted);
      line-height: 1.75;
      margin-bottom: 16px;
    }

    .tide-tag {
      display: inline-block;
      font-size: 0.76rem;
      color: var(--primary);
      background: rgba(14, 91, 80, 0.08);
      border-radius: 999px;
      padding: 2px 10px;
    }

    .spot-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 20px;
    }

    @media (min-width: 768px) {
      .spot-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    .spot-item {
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: box-shadow 0.22s ease, transform 0.22s ease;
    }

    .spot-item:hover {
      box-shadow: var(--shadow-soft);
      transform: translateY(-3px);
    }

    .spot-media {
      aspect-ratio: 16 / 9;
      overflow: hidden;
    }

    .spot-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

    .spot-item:hover .spot-media img {
      transform: scale(1.03);
    }

    .spot-body {
      padding: 20px 20px 22px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .spot-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .tag {
      display: inline-block;
      background: rgba(14, 91, 80, 0.08);
      color: var(--primary);
      border-radius: 999px;
      padding: 2px 10px;
      font-size: 0.76rem;
      font-weight: 600;
      letter-spacing: 0.02em;
    }

    .tag.tag-accent {
      background: rgba(194, 107, 63, 0.13);
      color: var(--accent-deep);
    }

    .spot-body h3 {
      font-size: 1.14rem;
      margin-bottom: 0;
    }

    .spot-body p {
      font-size: 0.88rem;
      color: var(--muted);
      margin-bottom: 0;
    }

    .spot-foot {
      margin-top: auto;
      padding-top: 6px;
      font-size: 0.8rem;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .faq-section {
      margin-top: 72px;
    }

    .faq-wrap {
      max-width: 860px;
    }

    .custom-faq {
      --bs-accordion-border-color: transparent;
      --bs-accordion-btn-focus-box-shadow: none;
      --bs-accordion-active-bg: transparent;
      --bs-accordion-btn-bg: transparent;
      --bs-accordion-active-color: var(--primary);
      --bs-accordion-bg: transparent;
      --bs-accordion-border-width: 0;
    }

    .custom-faq .accordion-item {
      background: transparent;
      border: 0;
      border-bottom: 1px solid var(--border);
      border-radius: 0;
    }

    .custom-faq .accordion-button {
      background: transparent;
      box-shadow: none;
      color: var(--ink);
      font-family: var(--font-title);
      font-size: 1.02rem;
      font-weight: 700;
      padding: 20px 46px 20px 6px;
      line-height: 1.55;
    }

    .custom-faq .accordion-button::after {
      content: "＋";
      background-image: none;
      position: absolute;
      right: 10px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--primary);
      font-size: 1.35rem;
      font-weight: 400;
      line-height: 1;
      width: auto;
      height: auto;
      font-family: var(--font-body);
    }

    .custom-faq .accordion-button:not(.collapsed) {
      background: transparent;
      color: var(--primary);
      box-shadow: none;
    }

    .custom-faq .accordion-button:not(.collapsed)::after {
      content: "×";
      transform: translateY(-50%);
      color: var(--accent);
    }

    .custom-faq .accordion-button:hover {
      background: rgba(14, 91, 80, 0.04);
    }

    .custom-faq .accordion-body {
      padding: 0 52px 24px 6px;
      color: #40514d;
      font-size: 0.95rem;
    }

    .collect-section {
      padding: 76px 0 80px;
    }

    .collect-inner {
      background: var(--primary-deep);
      color: #fffdf8;
      border-radius: 22px;
      padding: 42px clamp(22px, 5vw, 60px);
      position: relative;
      overflow: hidden;
    }

    .collect-inner::after {
      content: "";
      position: absolute;
      right: -80px;
      top: -80px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      border: 1px solid rgba(255, 253, 248, 0.16);
      pointer-events: none;
    }

    .collect-kicker {
      display: inline-block;
      font-size: 0.8rem;
      letter-spacing: 0.18em;
      color: #d8b9a3;
      margin-bottom: 10px;
    }

    .collect-inner h2 {
      font-size: clamp(1.8rem, 3vw, 2.7rem);
      margin-bottom: 12px;
    }

    .collect-inner .collect-copy {
      max-width: 620px;
      color: rgba(255, 253, 248, 0.86);
      line-height: 1.9;
    }

    .collect-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
      align-items: center;
    }

    .btn {
      border-radius: 10px;
      font-family: var(--font-body);
      font-size: 0.95rem;
      font-weight: 600;
      padding: 12px 20px;
      border: 1px solid transparent;
      transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
    }

    .btn svg {
      width: 17px;
      height: 17px;
    }

    .btn:hover {
      transform: translateY(-1px);
    }

    .btn-accent {
      background: var(--accent);
      color: #fff;
    }

    .btn-accent:hover {
      background: var(--accent-deep);
      color: #fff;
      border-color: var(--accent-deep);
    }

    .btn-outline-light-custom {
      background: transparent;
      border-color: rgba(255, 253, 248, 0.5);
      color: #fffdf8;
    }

    .btn-outline-light-custom:hover {
      border-color: #fffdf8;
      background: rgba(255, 253, 248, 0.1);
      color: #fff;
    }

    .btn-text-light {
      background: transparent;
      border-color: transparent;
      color: #fffdf8;
      padding-left: 14px;
      padding-right: 14px;
      text-decoration: underline solid rgba(255, 253, 248, 0.35);
      text-underline-offset: 5px;
    }

    .btn-text-light:hover {
      background: rgba(255, 253, 248, 0.1);
      color: #fff;
      text-decoration-color: #fff;
    }

    .collect-status {
      margin: 16px 0 0;
      min-height: 1.6em;
      font-size: 0.9rem;
      color: #f0ddd0;
    }

    .related-section {
      padding: 22px 0 86px;
    }

    .related-panel {
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: 22px;
      padding: 32px 32px 34px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .related-panel h3 {
      font-size: 1.6rem;
      margin-bottom: 4px;
    }

    .related-panel p {
      margin-bottom: 0;
      color: var(--muted);
      max-width: 560px;
    }

    .related-meta {
      font-size: 0.8rem;
      color: var(--accent);
      letter-spacing: 0.14em;
      margin-bottom: 8px;
    }

    .site-footer {
      background: #12302b;
      color: rgba(255, 253, 248, 0.82);
      padding: 68px 0 28px;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1fr;
      gap: 34px;
      padding-bottom: 42px;
      border-bottom: 1px solid rgba(255, 253, 248, 0.14);
    }

    @media (min-width: 768px) {
      .footer-top {
        grid-template-columns: 1.2fr 0.7fr 0.9fr 1fr;
      }
    }

    .footer-brand {
      font-family: var(--font-title);
      font-size: 1.35rem;
      color: #fff;
      font-weight: 900;
      margin-bottom: 12px;
      letter-spacing: 0.04em;
    }

    .footer-desc {
      font-size: 0.9rem;
      line-height: 1.9;
      color: rgba(255, 253, 248, 0.68);
      max-width: 380px;
      margin-bottom: 0;
    }

    .footer-title {
      font-family: var(--font-title);
      color: #fff;
      font-size: 1.04rem;
      margin-bottom: 16px;
    }

    .footer-links {
      list-style: none;
      margin: 0;
      padding: 0;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .footer-links a {
      color: rgba(255, 253, 248, 0.76);
      font-size: 0.9rem;
      transition: color 0.2s ease, padding-left 0.2s ease;
    }

    .footer-links a:hover {
      color: #fff;
      padding-left: 6px;
    }

    .footer-content {
      font-size: 0.9rem;
      line-height: 1.8;
      color: rgba(255, 253, 248, 0.7);
      margin-bottom: 0;
    }

    .footer-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .footer-tags span {
      display: inline-block;
      padding: 4px 11px;
      border: 1px solid rgba(255, 253, 248, 0.18);
      border-radius: 999px;
      font-size: 0.78rem;
      color: rgba(255, 253, 248, 0.74);
    }

    .footer-bottom {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 8px;
      padding-top: 24px;
      font-size: 0.82rem;
      color: rgba(255, 253, 248, 0.48);
    }

    @media (max-width: 575.98px) {
      .route-item {
        grid-template-columns: 34px 1fr;
      }

      .route-meta {
        grid-column: 2;
        justify-self: start;
      }

      .content-head {
        flex-direction: column;
        align-items: flex-start;
      }

      .content-desc {
        max-width: none;
      }

      .cat-hero {
        min-height: 460px;
      }

      .cat-hero-inner {
        padding-bottom: 48px;
        padding-top: 72px;
      }

      .custom-faq .accordion-body {
        padding-right: 10px;
      }

      .collect-actions .btn {
        width: 100%;
        min-height: 48px;
      }
    }