/* roulang page: index */
:root {
  --primary: #1F4D40;
  --primary-deep: #12332B;
  --primary-dark: #0E2D25;
  --accent: #C2603F;
  --accent-dark: #A44E31;
  --bg-warm: #F0EDE4;
  --bg-paper: #FAF8F3;
  --text: #222B27;
  --text-soft: #5E6E67;
  --border: rgba(31, 77, 64, .14);
  --white: #FFFFFF;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 12px 24px -12px rgba(0,0,0,.12);
  --shadow-lg: 0 18px 45px -24px rgba(12, 30, 25, .35);
  --radius: 14px;
  --radius-lg: 22px;
  --radius-md: 10px;
  --font-serif: "Noto Serif SC", "Songti SC", "SimSun", Georgia, serif;
  --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg-warm);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input { font: inherit; border: none; background: none; }
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}
.section { padding: clamp(70px, 9vw, 118px) 0; }
.section-alt { background: var(--bg-paper); }
.section-head {
  max-width: 920px;
  margin-bottom: 44px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .18em;
  margin-bottom: 14px;
}
.section-tag::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--accent);
  margin-right: 10px;
  border-radius: 2px;
}
.section-head h2,
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(30px, 4.3vw, 48px);
  line-height: 1.3;
  color: var(--primary-deep);
  letter-spacing: .02em;
  font-weight: 800;
}
.section-head p {
  margin-top: 16px;
  color: var(--text-soft);
  font-size: 17px;
  max-width: 680px;
}
.eyebrow {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--accent);
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 16px;
  background: var(--bg-paper);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .02em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .2s ease, background .2s ease, box-shadow .2s ease, color .2s ease, border-color .2s ease;
  min-height: 46px;
  white-space: nowrap;
}
.btn:focus-visible {
  outline: 3px solid rgba(194, 96, 63, .45);
  outline-offset: 2px;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #2B6A57; transform: translateY(-2px); box-shadow: 0 14px 22px -12px rgba(31,77,64,.45); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost { border-color: rgba(255,255,255,.55); color: #fff; background: rgba(255,255,255,.06); }
.btn-ghost:hover { background: rgba(255,255,255,.14); border-color: #fff; transform: translateY(-2px); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 12px 24px -12px rgba(194,96,63,.55); }
.btn-sm { padding: 8px 18px; min-height: 38px; font-size: 14px; border-radius: 8px; }
.btn-light { background: #fff; color: var(--primary); }
.btn-light:hover { background: #F3EFE6; transform: translateY(-2px); }

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1001;
  color: #f3efe8;
  background: rgba(12, 30, 25, .34);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid rgba(255,255,255,.1);
  transition: background .35s ease, color .35s ease, border-color .35s ease, box-shadow .35s ease;
}
.site-header.scrolled {
  background: rgba(250, 248, 243, .93);
  color: var(--text);
  border-color: var(--border);
  box-shadow: 0 1px 0 rgba(31,77,64,.06), 0 8px 30px -20px rgba(14,45,37,.25);
}
.nav-wrap {
  display: flex;
  align-items: center;
  height: 76px;
  gap: 22px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  min-width: 0;
}
.brand-mark {
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  border-radius: 50%;
  border: 1px solid currentColor;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 17px;
  color: currentColor;
  background: rgba(255,255,255,.12);
}
.scrolled .brand-mark { background: rgba(31,77,64,.1); }
.brand-text {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: .04em;
  white-space: nowrap;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 26px);
}
.nav-link {
  font-size: 15px;
  font-weight: 500;
  padding: 6px 2px;
  position: relative;
  color: inherit;
}
.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .25s ease;
  background: currentColor;
  opacity: .75;
}
.nav-link:hover::after,
.nav-link.active::after { transform: scaleX(1); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.btn-nav {
  border: 1px solid rgba(255,255,255,.55);
  color: inherit;
  background: rgba(255,255,255,.08);
}
.scrolled .btn-nav { border-color: var(--primary); background: transparent; }
.btn-nav:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.search-toggle {
  color: currentColor;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  opacity: .85;
  cursor: pointer;
  transition: transform .2s ease, opacity .2s ease, background .2s ease;
}
.search-toggle:hover { opacity: 1; background: rgba(255,255,255,.1); transform: translateY(-1px); }
.scrolled .search-toggle:hover { background: rgba(31,77,64,.08); }
.header-search-line {
  position: absolute;
  top: 76px;
  left: 0;
  right: 0;
  background: rgba(250, 248, 243, .96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 0;
  overflow: hidden;
  transition: height .28s ease, padding .28s ease;
  z-index: 1000;
}
.header-search-line.is-open { height: 74px; }
.header-search-line .container {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 74px;
}
.search-form {
  flex: 1;
  display: flex;
  background: #f1efe8;
  border-radius: 10px;
  border: 1px solid var(--border);
  overflow: hidden;
  height: 42px;
}
.search-form:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(194,96,63,.13); }
.search-form input {
  flex: 1;
  min-width: 0;
  padding: 0 16px;
  background: transparent;
  color: var(--text);
}
.search-form button {
  padding: 0 20px;
  color: var(--primary);
  font-weight: 600;
  background: rgba(31,77,64,.08);
  cursor: pointer;
}
.search-form button:hover { background: var(--primary); color: #fff; }
.nav-scrim {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 25, 19, .58);
  backdrop-filter: blur(3px);
  z-index: 999;
  opacity: 0;
  transition: opacity .3s ease;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 42px;
  height: 42px;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.28);
  background: rgba(255,255,255,.06);
  cursor: pointer;
  z-index: 1101;
}
.nav-toggle span { display: block; height: 2px; background: currentColor; border-radius: 2px; transition: transform .3s ease, opacity .3s ease; }

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  color: #fff;
  background: var(--primary-deep);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.webp') center 30%/cover no-repeat;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(102deg, rgba(9, 28, 22, .88) 18%, rgba(14, 48, 38, .68) 52%, rgba(15, 40, 32, .3) 100%);
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.35fr .85fr;
  align-items: center;
  gap: clamp(36px, 6vw, 90px);
  width: 100%;
  padding-top: 130px;
  padding-bottom: 110px;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 13px;
  letter-spacing: .14em;
  color: rgba(255,255,255,.85);
  background: rgba(255,255,255,.08);
  margin-bottom: 24px;
}
.hero-kicker::before { content: ""; width: 13px; height: 13px; border-radius: 50%; background: var(--accent); }
.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(44px, 6vw, 70px);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: .035em;
  color: #fff;
  max-width: 600px;
  text-shadow: 0 6px 30px rgba(10, 30, 23, .2);
}
.hero-copy > p {
  margin-top: 24px;
  max-width: 470px;
  color: rgba(255,255,255,.8);
  font-size: 18px;
  line-height: 1.85;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.hero-aside { display: flex; justify-content: flex-end; }
.hero-panel {
  width: min(100%, 400px);
  background: rgba(255,255,255,.14);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 22px;
  padding: 30px 28px;
  color: #fff;
  box-shadow: 0 25px 60px rgba(0,0,0,.18);
}
.panel-label { font-size: 13px; letter-spacing: .16em; color: rgba(255,255,255,.7); }
.hero-panel strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 30px;
  margin: 12px 0 10px;
  line-height: 1.3;
}
.hero-panel p { color: rgba(255,255,255,.82); font-size: 15px; }
.panel-bar {
  height: 5px;
  border-radius: 99px;
  background: rgba(255,255,255,.18);
  margin: 22px 0 16px;
  overflow: hidden;
}
.panel-bar i { display: block; height: 100%; border-radius: 99px; background: var(--accent); }
.panel-note { font-size: 13px; color: rgba(255,255,255,.67); display: flex; justify-content: space-between; }

/* Trust strip */
.trust-strip { position: relative; z-index: 10; margin-top: -58px; padding-bottom: 10px; }
.trust-card {
  background: var(--bg-paper);
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  padding: 26px 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid rgba(31,77,64,.08);
}
.trust-item {
  padding: 8px 20px;
  text-align: center;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
}
.trust-item:last-child { border-right: none; }
.trust-item strong {
  font-family: Georgia, var(--font-serif);
  font-size: clamp(30px, 3vw, 42px);
  line-height: 1.2;
  color: var(--primary);
  font-weight: 700;
}
.trust-item strong em { font-style: normal; font-size: .48em; margin-left: 3px; color: var(--accent); }
.trust-item span { color: var(--text-soft); font-size: 14px; }

/* Explore categories */
.explore-grid {
  display: grid;
  grid-template-columns: 1.18fr .9fr;
  gap: clamp(18px, 3vw, 30px);
}
.explore-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 440px;
  display: flex;
  align-items: flex-end;
  background: var(--primary-deep);
  box-shadow: var(--shadow-sm);
  transition: transform .3s ease, box-shadow .3s ease;
}
.explore-card:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.explore-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.explore-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .62;
  transition: transform .6s ease, opacity .3s ease;
}
.explore-card:hover img { transform: scale(1.04); opacity: .5; }
.explore-card:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8,25,20,0) 20%, rgba(6,24,18,.78) 100%);
}
.explore-card-body {
  position: relative;
  z-index: 2;
  color: #fff;
  padding: 34px;
}
.explore-card .card-cat {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .18em;
  border: 1px solid rgba(255,255,255,.4);
  background: rgba(255,255,255,.12);
  border-radius: 999px;
  padding: 3px 12px;
  margin-bottom: 14px;
}
.explore-card h3 { font-family: var(--font-serif); font-size: clamp(26px, 3vw, 40px); margin-bottom: 10px; }
.explore-card p { max-width: 450px; color: rgba(255,255,255,.85); margin-bottom: 20px; }
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: #fff;
}
.card-link::after { content: "→"; transition: transform .25s ease; }
.explore-card:hover .card-link::after { transform: translateX(5px); }
.explore-secondary {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 30px);
}
.explore-card.small-card { min-height: 216px; }
.explore-card.small-card .explore-card-body { padding: 26px; }
.explore-card.small-card h3,
.explore-card.small-card .card-title { font-size: clamp(22px, 2vw, 28px); }
.explore-card.small-card p { font-size: 15px; margin-bottom: 12px; }

/* Feature selection */
.feature-grid { display: grid; grid-template-columns: .95fr 1.1fr; align-items: center; gap: clamp(30px, 5vw, 78px); }
.feature-media { position: relative; border-radius: 24px; overflow: hidden; box-shadow: var(--shadow-lg); }
.feature-media img { width: 100%; height: 420px; object-fit: cover; }
.feature-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 35%, rgba(10,26,20,.35)); }
.feature-badge {
  position: absolute;
  bottom: 22px;
  left: 22px;
  z-index: 2;
  background: rgba(255,255,255,.92);
  color: var(--primary);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 600;
}
.feature-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.35;
  margin-bottom: 20px;
  color: var(--primary-deep);
}
.feature-content > p { color: var(--text-soft); font-size: 17px; max-width: 520px; }
.feature-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 30px 0 24px; }
.stat-item strong {
  display: block;
  font-family: Georgia, var(--font-serif);
  font-size: 30px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
}
.stat-item strong i { font-style: normal; font-size: 14px; color: var(--accent); }
.stat-item span { font-size: 14px; color: var(--text-soft); }
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--accent);
  margin-top: 10px;
  transition: gap .2s ease, color .2s ease;
}
.text-link:hover { gap: 10px; color: var(--primary-deep); }

/* Editorial rows */
.editorial-strip { margin-top: clamp(42px, 6vw, 70px); border-top: 1px solid var(--border); }
.editorial-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 28px 4px;
  border-bottom: 1px solid var(--border);
  transition: background .2s ease, padding .25s ease;
}
.editorial-row:hover { background: rgba(31,77,64,.04); padding-left: 14px; padding-right: 14px; }
.editorial-row h4 {
  font-family: var(--font-serif);
  font-size: 19px;
  color: var(--primary-deep);
  line-height: 1.6;
}
.editorial-row p { color: var(--text-soft); font-size: 15px; margin-top: 4px; }
.er-tag { color: var(--accent); font-size: 13px; font-weight: 700; letter-spacing: .08em; white-space: nowrap; }
.er-time { color: var(--text-soft); font-size: 13px; white-space: nowrap; margin-left: 15px; }

/* Process */
.process-section { background: var(--bg-paper); }
.process-line { position: relative; max-width: 880px; margin: 0 auto; padding-left: 140px; }
.process-line::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 57px;
  width: 2px;
  background: linear-gradient(180deg, var(--primary), rgba(31,77,64,.06));
  transform: translateX(-50%);
}
.process-step { position: relative; margin-bottom: 54px; }
.process-step:last-child { margin-bottom: 0; }
.process-num {
  position: absolute;
  top: 8px;
  left: -140px;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  border: 1px solid rgba(31,77,64,.3);
  background: var(--bg-paper);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: Georgia, var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  box-shadow: 0 0 0 8px rgba(31,77,64,.05);
}
.process-step h4 {
  font-family: var(--font-serif);
  font-size: 25px;
  color: var(--primary-deep);
  margin-bottom: 8px;
}
.process-step p { color: var(--text-soft); max-width: 600px; }
.step-result {
  display: inline-block;
  margin-top: 12px;
  background: rgba(31,77,64,.08);
  border-radius: 999px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 14px;
}
.step-result i { font-style: normal; color: var(--accent); margin-right: 6px; }

/* FAQ */
.faq-caption { max-width: 1070px; margin: 0 auto; }
.faq-item {
  width: 66%;
  margin: 0 0 16px 0;
  background: var(--bg-paper);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 0;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.faq-item.active { border-color: rgba(194,96,63,.5); box-shadow: 0 10px 30px -22px rgba(194,96,63,.25); }
.faq-item:nth-child(even) { margin-left: 34%; }
.faq-item:nth-child(even) { width: 66%; }
.faq-q {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 20px 20px 20px 24px;
  text-align: left;
  cursor: pointer;
  color: var(--text);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.5;
  border-radius: 16px;
}
.faq-q:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.faq-icon {
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  position: relative;
  color: var(--accent);
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 11px;
  height: 2px;
  background: currentColor;
  transform: translate(-50%, -50%);
  border-radius: 3px;
  transition: transform .22s ease;
}
.faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item.active .faq-icon::after { transform: translate(-50%, -50%) rotate(0deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
  color: var(--text-soft);
}
.faq-a-inner { padding: 0 28px 22px 62px; }
.faq-a p { font-size: 15px; line-height: 1.85; }

/* Updates / CMS */
.updates-section { background: var(--bg-paper); }
.updates-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 22px;
  margin-bottom: 40px;
}
.updates-layout { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 58px); }
.updates-feature { border-radius: var(--radius-lg); background: var(--primary-deep); color: #fff; padding: clamp(26px, 4vw, 42px); position: relative; box-shadow: var(--shadow-lg); }
.cms-badge { display: inline-block; font-size: 13px; letter-spacing: .14em; background: var(--accent); color: #fff; border-radius: 999px; padding: 5px 14px; margin-bottom: 22px; }
.feature-post h3 { font-family: var(--font-serif); font-size: clamp(23px, 2.4vw, 32px); line-height: 1.4; margin-bottom: 14px; }
.feature-post h3 a { color: #fff; }
.feature-post h3 a:hover { color: var(--accent); }
.feature-post p { color: rgba(255,255,255,.76); font-size: 15px; line-height: 1.85; margin-bottom: 20px; }
.feature-post .meta { display: flex; align-items: center; gap: 14px; color: rgba(255,255,255,.6); font-size: 13px; margin-bottom: 22px; }
.feature-post .read-full { display: inline-flex; align-items: center; gap: 7px; color: #fff; font-weight: 600; border: 1px solid rgba(255,255,255,.4); border-radius: 999px; padding: 8px 18px; }
.feature-post .read-full:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.updates-side { display: flex; flex-direction: column; gap: 4px; }
.update-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 10px;
  border-bottom: 1px solid var(--border);
  border-radius: 12px;
  transition: background .2s ease, transform .2s ease;
}
.update-row:hover { background: #f0ede4; transform: translateX(4px); }
.row-thumb {
  flex: 0 0 62px;
  width: 62px;
  height: 62px;
  border-radius: 13px;
  background: linear-gradient(145deg, var(--primary), var(--primary-deep));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 22px;
}
.row-info { min-width: 0; }
.row-info .cat {
  font-size: 12px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: .08em;
  margin-right: 6px;
}
.row-info h4 { font-size: 16px; line-height: 1.55; margin-top: 3px; }
.row-info h4 a { color: var(--text); }
.row-info h4 a:hover { color: var(--accent); }
.row-info p {
  font-size: 14px;
  color: var(--text-soft);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-top: 3px;
}
.row-info time { display: block; margin-top: 5px; font-size: 12px; color: #8b9a92; }
.read-more { color: var(--accent); font-size: 13px; font-weight: 600; margin-left: 5px; }
.cms-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 56px 20px;
  background: var(--bg-paper);
  border-radius: var(--radius-lg);
  border: 1.5px dashed rgba(31,77,64,.25);
  color: var(--text-soft);
}
.cms-empty .empty-mark { font-size: 42px; color: var(--primary); opacity: .35; }
.cms-empty strong { display: block; font-size: 18px; margin-top: 12px; color: var(--text); }
.cms-empty .btn { margin-top: 18px; }

/* CTA */
.cta-section { padding: clamp(50px, 6vw, 80px) 0 110px; background: var(--bg-warm); }
.cta-panel {
  position: relative;
  border-radius: 26px;
  overflow: hidden;
  background: url('/assets/images/backpic/back-2.png') center 40%/cover no-repeat var(--primary-deep);
  color: #fff;
  padding: clamp(50px, 7vw, 96px);
}
.cta-panel:before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(95deg, rgba(8, 25, 18, .86) 15%, rgba(10,35,27,.72) 55%, rgba(10,35,27,.45));
}
.cta-panel > * { position: relative; z-index: 2; }
.cta-panel h2 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 4.5vw, 52px);
  max-width: 620px;
  line-height: 1.3;
  margin-bottom: 16px;
}
.cta-panel > p { max-width: 540px; color: rgba(255,255,255,.8); margin-bottom: 34px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.cta-note { margin-top: 14px; font-size: 13px; color: rgba(255,255,255,.66); }
.cta-note a { color: #fff; text-decoration: underline; }

/* Footer */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,.78);
  padding-top: 76px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 46px;
  padding-bottom: 44px;
}
.footer-brand .brand { color: #fff; margin-bottom: 18px; }
.footer-brand .brand-mark { background: rgba(255,255,255,.1); }
.footer-desc { max-width: 360px; font-size: 15px; color: rgba(255,255,255,.6); line-height: 1.8; }
.footer-col h5 {
  font-family: var(--font-serif);
  font-size: 16px;
  color: #fff;
  margin-bottom: 17px;
  letter-spacing: .06em;
}
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  font-size: 14px;
  color: rgba(255,255,255,.65);
  transition: color .2s ease, padding-left .2s ease;
}
.footer-col a:hover { color: #fff; padding-left: 5px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding-bottom: 30px;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255,255,255,.5);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}
.footer-bottom a { color: rgba(255,255,255,.62); }
.footer-bottom a:hover { color: #fff; }

/* Responsive */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-aside { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-media img { height: 340px; }
  .explore-grid { grid-template-columns: 1fr; }
  .explore-secondary { grid-template-columns: 1fr 1fr; }
  .trust-card { grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(2) { border-right: none; }
  .trust-item { border-bottom: 1px solid var(--border); }
  .trust-item:nth-child(n+3) { border-top: none; border-bottom: none; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-actions .btn-nav { display: none; }
  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(82vw, 330px);
    background: var(--bg-paper);
    color: var(--text);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 32px 40px;
    gap: 8px;
    transform: translateX(102%);
    transition: transform .32s ease;
    box-shadow: -20px 0 60px rgba(0,0,0,.18);
    z-index: 1100;
    overflow-y: auto;
  }
  .site-header.nav-open .main-nav {
    transform: translateX(0);
  }
  .site-header.nav-open .nav-scrim {
    display: block;
    opacity: 1;
  }
  .nav-link { width: 100%; font-size: 18px; padding: 14px 6px; border-bottom: 1px solid var(--border); }
  .nav-link::after { display: none; }
  .nav-toggle { display: flex; }
  .testToggle { display: none; }
  .explore-secondary { grid-template-columns: 1fr; }
  .explore-card, .explore-card.small-card { min-height: 280px; }
  .editorial-row { flex-wrap: wrap; }
  .editorial-row .er-time { margin-left: auto; }
  .process-line { padding-left: 0; }
  .process-line::before { display: none; }
  .process-num {
    position: static;
    width: 56px;
    height: 56px;
    font-size: 18px;
    margin-bottom: 12px;
    box-shadow: none;
  }
  .process-step { padding-left: 0; }
  .process-step h4 { font-size: 22px; }
  .updates-layout { grid-template-columns: 1fr; }
  .faq-item, .faq-item:nth-child(even) { width: 100%; margin-left: 0; }
  .footer-top { grid-template-columns: 1fr; gap: 34px; }
  .cta-panel { padding: 44px 24px; }
}
@media (max-width: 520px) {
  .nav-wrap { height: 66px; }
  .brand-text { font-size: 17px; }
  .trust-strip { margin-top: -40px; }
  .trust-card { grid-template-columns: 1fr 1fr; }
  .trust-item { padding: 15px 8px; }
  .trust-item:nth-child(2) { border-right: none; }
  .trust-item:nth-child(1), .trust-item:nth-child(2) { border-bottom: 1px solid var(--border); }
  .trust-item:nth-child(3), .trust-item:nth-child(4) { border-bottom: none; }
  .trust-item:nth-child(3) { border-right: 1px solid var(--border); }
  .hero { min-height: 94vh; }
  .hero h1 { font-size: 40px; }
  .hero-actions .btn { width: 100%; }
  .feature-stats { grid-template-columns: 1fr; }
  .feature-media img { height: 250px; }
  .editorial-row { flex-direction: column; align-items: flex-start; }
  .er-time { margin-left: 0; }
  .cta-actions .btn { width: 100%; }
  .update-row { flex-direction: column; }
}

/* roulang page: article */
:root {
  --paper: #faf8f3;
  --paper-deep: #f1ede3;
  --paper-soft: #fffaf3;
  --ink: #222b27;
  --ink-soft: rgba(34, 43, 39, 0.76);
  --ink-faint: rgba(34, 43, 39, 0.52);
  --brand: #1f4d40;
  --brand-deep: #12332b;
  --brand-soft: #e7efea;
  --accent: #c2603f;
  --accent-deep: #a34a2b;
  --line: rgba(31, 77, 64, 0.16);
  --line-strong: rgba(31, 77, 64, 0.26);
  --radius-lg: 24px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04), 0 10px 24px -18px rgba(31, 77, 64, 0.28);
  --shadow-md: 0 18px 40px -26px rgba(18, 51, 43, 0.4);
  --serif: "Georgia", "Noto Serif SC", "Songti SC", "Source Han Serif SC", "STSong", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --ease: cubic-bezier(0.2, 0.75, 0.3, 1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; transition: color .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease); }
a:hover { color: var(--accent-deep); }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
ul, ol { list-style-position: outside; }
.container { max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.grid-container { max-width: 1200px; padding-left: 24px; padding-right: 24px; }
h1, h2, h3, h4, h5, .serif-title { font-family: var(--serif); line-height: 1.32; letter-spacing: .03em; }
::selection { background: rgba(194, 96, 63, 0.18); }

/* 按钮体系 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 46px;
  padding: 0 24px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease), color .22s var(--ease), border-color .22s var(--ease);
  outline: none;
  white-space: nowrap;
}
.btn:focus-visible, .nav-toggle:focus-visible, .search-toggle:focus-visible {
  outline: 3px solid rgba(194, 96, 63, 0.38);
  outline-offset: 2px;
}
.btn-primary { background: var(--brand); color: #f7f3e9; }
.btn-primary:hover { background: #2c6957; color: #fff; transform: translateY(-2px); box-shadow: 0 14px 26px -14px rgba(31, 77, 64, 0.7); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-deep); color: #fff; transform: translateY(-2px); box-shadow: 0 14px 24px -14px rgba(194, 96, 63, 0.7); }
.btn-outline { border-color: var(--line-strong); background: transparent; color: var(--brand); }
.btn-outline:hover { border-color: var(--brand); background: var(--brand-soft); color: var(--brand); }
.btn-ghost-light { color: #e5ded0; border-color: rgba(255, 255, 255, 0.24); }
.btn-ghost-light:hover { color: #fff; border-color: rgba(255, 255, 255, 0.6); background: rgba(255, 255, 255, 0.06); }
.btn-sm { height: 38px; padding: 0 16px; font-size: 13px; border-radius: 8px; }
.btn-block { width: 100%; }

/* 头部 */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 80;
  background: rgba(250, 248, 243, 0.55);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid rgba(31, 77, 64, 0.08);
  transition: background .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.site-header.scrolled {
  background: rgba(250, 248, 243, 0.93);
  border-bottom-color: var(--line);
  box-shadow: 0 10px 30px -28px rgba(18, 51, 43, 0.6);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 76px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand-mark {
  width: 40px; height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 13px;
  background: var(--brand);
  color: #f4efe3;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 20px;
  line-height: 1;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.1);
}
.brand-text {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: .04em;
  color: var(--ink);
}
.main-nav { display: flex; align-items: center; gap: 30px; margin: 0 auto 0 42px; }
.nav-link {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 10px 0 8px;
  text-decoration: none;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 4px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transition: right .28s var(--ease);
}
.nav-link:hover { color: var(--brand); }
.nav-link:hover::after { right: 0; }
.nav-link.active { color: var(--brand); }
.nav-link.active::after { right: 0; background: var(--brand); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.search-toggle {
  width: 38px; height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid transparent;
  color: var(--brand);
  transition: border-color .2s, background .2s;
}
.search-toggle:hover {
  border-color: var(--line);
  background: rgba(255,255,255,.4);
}
.btn-nav { height: 38px; }
.nav-toggle { display: none; width: 40px; height: 40px; flex-direction: column; align-items: center; justify-content: center; gap: 5px; border-radius: 10px; border: 1px solid var(--line); }
.nav-toggle span { display: block; width: 18px; height: 2px; border-radius: 2px; background: var(--ink); transition: transform .3s var(--ease), opacity .3s var(--ease); }
.site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-scrim {
  position: fixed;
  inset: 0;
  z-index: 69;
  background: rgba(18, 51, 43, 0.88);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .3s, visibility .3s;
}
.site-header.nav-open .nav-scrim {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.header-search-line {
  border-top: 1px solid rgba(31,77,64,0.07);
  background: rgba(250,248,243,0.8);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  max-height: 0;
  overflow: hidden;
  transition: max-height .32s var(--ease);
}
.header-search-line.open { max-height: 90px; }
.search-form {
  display: grid;
  grid-template-columns: 1fr 112px;
  gap: 12px;
  padding: 12px 0;
}
.search-form input {
  border: 1px solid var(--line);
  border-radius: 10px;
  height: 44px;
  padding: 0 15px;
  background: var(--paper-soft);
  font-size: 15px;
  transition: border-color .25s, box-shadow .25s;
}
.search-form input:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 4px rgba(194, 96, 63, 0.14);
}
.search-form button {
  border-radius: 10px;
  background: var(--brand);
  color: #fff;
  height: 44px;
  font-weight: 600;
  transition: background .2s;
}
.search-form button:hover { background: var(--brand-deep); }

/* 文章封面头 */
.post-masthead {
  position: relative;
  background: var(--paper-deep);
  border-bottom: 1px solid var(--line);
  padding-top: 90px;
  overflow: hidden;
}
.post-masthead::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-position: right top;
  background-repeat: no-repeat;
  background-size: min(50%, 680px) auto;
  opacity: 0.17;
}
.post-masthead::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--brand), var(--accent), transparent);
  opacity: .3;
}
.masthead-inner {
  position: relative;
  z-index: 2;
  max-width: 960px;
  margin: 0 auto;
  padding: 64px 24px 70px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-faint);
  margin-bottom: 30px;
}
.breadcrumb a { color: var(--ink-faint); border-bottom: 1px solid transparent; }
.breadcrumb a:hover { color: var(--brand); border-color: var(--line-strong); }
.breadcrumb .sep { opacity: .45; }
.breadcrumb .current { color: var(--ink-soft); max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.post-cat-line { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.post-cat {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 13px;
  border-radius: 999px;
  background: rgba(31, 77, 64, 0.1);
  color: var(--brand);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
}
.post-cat small { font-size: 11px; font-weight: 500; margin-right: 6px; opacity: .68; }
.masthead-inner h1 {
  font-size: clamp(32px, 4.4vw, 62px);
  line-height: 1.22;
  letter-spacing: .02em;
  color: var(--ink);
  margin-bottom: 34px;
  overflow-wrap: break-word;
  max-width: 860px;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  color: var(--ink-faint);
  font-size: 13px;
  border-top: 1px solid var(--line);
  padding-top: 20px;
}
.article-meta span { display: inline-flex; align-items: center; }
.meta-divider {
  width: 1px;
  height: 13px;
  background: var(--line-strong);
  margin: 0 14px;
  opacity: .5;
}
.article-meta a { color: var(--brand); font-weight: 500; }
.article-meta .source-tag { color: var(--brand); font-weight: 600; }

/* 主体正文 */
.post-body-section {
  background: var(--paper);
  padding: 64px 0 40px;
}
.article-shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: minmax(0, 760px) 1fr;
  gap: 76px;
}
.article-main { min-width: 0; }
.article-body {
  font-size: 17px;
  line-height: 1.95;
  color: #263129;
}
.article-body h2,
.article-body h3,
.article-body h4 {
  color: var(--brand-deep);
  margin: 2em 0 0.65em;
  letter-spacing: .02em;
}
.article-body h2 { font-size: 27px; padding-bottom: .35em; border-bottom: 1px solid var(--line); }
.article-body h3 { font-size: 21px; }
.article-body h4 { font-size: 18px; }
.article-body p { margin: 0 0 1.45em; }
.article-body a { color: var(--accent-deep); border-bottom: 1px solid rgba(194, 96, 63, 0.25); }
.article-body a:hover { color: var(--brand); border-color: var(--brand); }
.article-body ul,
.article-body ol { margin: 0 0 1.55em; padding-left: 1.6em; }
.article-body ul li,
.article-body ol li { margin-bottom: .6em; }
.article-body ul li::marker { color: var(--accent); }
.article-body ol li::marker { color: var(--brand); font-weight: 600; }
.article-body blockquote {
  margin: 2.1em 0;
  padding: 20px 24px 20px 26px;
  background: var(--paper-deep);
  border-left: 4px solid var(--accent);
  border-radius: 0 14px 14px 0;
  color: var(--ink-soft);
  font-size: 17px;
}
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-body img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin: 2em auto;
  width: auto;
}
.article-body figure,
.article-body .wp-caption { margin: 2.2em 0; text-align: center; }
.article-body figure img,
.article-body .wp-caption img { width: 100%; margin: 0 0 12px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.article-body figcaption,
.article-body .wp-caption-text {
  font-size: 13px;
  color: var(--ink-faint);
  text-align: center;
  margin-top: 8px;
}
.article-body hr {
  border: 0;
  height: 1px;
  background: var(--line);
  margin: 3em auto;
  max-width: 180px;
  position: relative;
}
.article-body hr::after {
  content: "◆";
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  color: var(--accent);
  opacity: .7;
}
.article-body strong, .article-body b { color: var(--brand-deep); font-weight: 700; }
.article-body em { color: var(--accent-deep); font-style: normal; background: rgba(194,96,63,.07); padding: 0 5px; border-radius: 4px; }
.article-body .aligncenter { display: block; margin-left: auto; margin-right: auto; }
.article-body .alignleft { float: left; margin: 0 22px 16px 0; }
.article-body .alignright { float: right; margin: 0 0 16px 22px; }
.article-body table {
  width: 100%;
  margin: 2em 0;
  border-collapse: collapse;
  font-size: 15px;
  background: var(--paper-soft);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 0 var(--line);
}
.article-body th,
.article-body td { border: 1px solid var(--line); padding: 10px 14px; text-align: left; }
.article-body th { background: var(--brand-soft); color: var(--brand-deep); font-weight: 600; }
.article-body code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  background: #f0eadf;
  color: var(--accent-deep);
  padding: 2px 7px;
  border-radius: 6px;
  font-size: .85em;
}
.article-body pre {
  background: var(--brand-deep);
  color: #dce9e3;
  padding: 22px;
  border-radius: 14px;
  overflow-x: auto;
  line-height: 1.6;
  margin: 2em 0;
}
.article-body pre code { background: none; color: inherit; padding: 0; }

/* 左栏侧边把脚 */
.article-rail {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
  align-self: start;
  padding-top: 20px;
  position: sticky;
  top: 110px;
}
.side-note {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--paper-soft);
  padding: 22px 20px;
  box-shadow: var(--shadow-sm);
}
.side-note h4 { font-size: 15px; margin-bottom: 10px; color: var(--brand-deep); }
.side-note p { font-size: 13px; color: var(--ink-faint); line-height: 1.7; }
.side-note strong { color: var(--accent-deep); font-weight: 700; }
.side-quote {
  border-radius: 16px;
  background: linear-gradient(135deg, var(--brand), var(--brand-deep));
  color: #e9ede7;
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.side-quote p { font-size: 14px; line-height: 1.8; }
.side-quote strong { color: #fff; font-family: var(--serif); display: block; margin-bottom: 8px; font-size: 17px; letter-spacing: .03em; }

/* 正文结束标签与翻页 */
.content-foot {
  margin-top: 44px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.tag-label { font-size: 13px; color: var(--ink-faint); margin-right: 4px; font-weight: 600; }
.chip {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper-soft);
  color: var(--brand);
  font-size: 12px;
  line-height: 1;
  text-decoration: none;
  transition: border-color .2s, background .2s, color .2s;
}
.chip:hover { border-color: var(--brand); background: var(--brand-soft); color: var(--brand-deep); }
.post-pager { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; }
.post-pager .btn { height: 44px; }
.pager-note { font-size: 13px; color: var(--ink-faint); }
.pager-links { display: flex; gap: 12px; }

/* 文章页内 CTA 条 */
.article-cta {
  margin-top: 44px;
  border-radius: var(--radius-lg);
  background: var(--paper-deep);
  border: 1px solid var(--line);
  padding: 26px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  flex-wrap: wrap;
}
.article-cta-text h3 { font-size: 19px; color: var(--brand-deep); margin-bottom: 6px; }
.article-cta-text p { font-size: 14px; color: var(--ink-faint); max-width: 460px; line-height: 1.7; margin: 0; }
.article-cta .btn { height: 42px; }

/* 内容未找到 */
.not-found-card {
  padding: 60px 40px;
  text-align: center;
  background: var(--paper-soft);
  border: 1px dashed var(--line-strong);
  border-radius: 18px;
  margin: 20px 0 30px;
}
.not-found-card .nfc-code {
  font-family: var(--serif);
  font-size: 30px;
  color: var(--accent);
  letter-spacing: .1em;
}
.not-found-card h2 { font-size: 24px; margin: 12px 0 10px; color: var(--ink); }
.not-found-card p { font-size: 15px; color: var(--ink-faint); margin-bottom: 24px; }
.not-found-card .btn { height: 42px; }

/* 相关阅读 */
.related-section {
  position: relative;
  background: #fffdf8;
  border-top: 1px solid var(--line);
  padding: 80px 0;
}
.section-head {
  max-width: 1200px;
  margin: 0 auto 32px;
  padding: 0 24px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.section-head h2 { font-size: 30px; color: var(--brand-deep); margin: 0; position: relative; padding-left: 17px; }
.section-head h2::before { content: ""; position: absolute; left: 0; top: .16em; width: 5px; bottom: .1em; border-radius: 4px; background: var(--accent); }
.section-head p { color: var(--ink-faint); font-size: 14px; margin: 0; }
.related-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 24px;
}
.rel-queue {
  background: var(--paper-deep);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  padding: 4px 22px;
  display: flex;
  flex-direction: column;
}
.rel-queue-title {
  padding: 20px 0 12px;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--ink-faint);
  border-bottom: 1px solid var(--line);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.rel-queue-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}
.rel-queue-item:last-child { border-bottom: 0; }
.rel-index {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--accent);
  letter-spacing: 0;
  line-height: 1.1;
  text-align: center;
  padding-top: 3px;
}
.rel-q-content h4 { font-size: 17px; line-height: 1.5; color: var(--ink); margin-bottom: 4px; font-family: var(--sans); font-weight: 600; transition: color .2s; }
.rel-q-content p { font-size: 13px; color: var(--ink-faint); margin: 0; line-height: 1.6; }
.rel-queue-item:hover h4 { color: var(--accent-deep); }
.rel-feature {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--brand-deep);
  min-height: 320px;
  position: relative;
  display: flex;
  align-items: flex-end;
  box-shadow: var(--shadow-sm);
}
.rel-feature-photo { position: absolute; inset: 0; }
.rel-feature-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(10, 28, 23, 0.94) 0%, rgba(10, 28, 23, 0.3) 58%, rgba(10, 28, 23, 0.12) 100%); }
.rel-feature-photo img { width: 100%; height: 100%; object-fit: cover; }
.rel-feature-body { flex: 1; position: relative; padding: 30px 26px; }
.rel-feature-body h4 { font-size: 23px; color: #f5efe2; line-height: 1.4; font-family: var(--serif); font-weight: 600; margin-bottom: 8px; }
.rel-feature-body p { color: rgba(230, 233, 221, 0.74); font-size: 14px; line-height: 1.7; margin-bottom: 17px; max-width: 400px; }
.feature-link { display: inline-flex; align-items: center; gap: 6px; color: #ffe5cf; font-size: 13px; font-weight: 600; border-bottom: 1px solid rgba(255, 229, 207, .4); padding-bottom: 3px; }
.feature-link:hover { color: #fff; border-color: #fff; }
.rel-bottom {
  max-width: 1200px;
  margin: 24px auto 0;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.rel-tile {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
  display: flex;
  flex-direction: column;
  text-decoration: none;
}
.rel-tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(31, 77, 64, 0.28); }
.rel-tile-photo { aspect-ratio: 16 / 9; overflow: hidden; background: var(--brand-soft); }
.rel-tile-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.rel-tile:hover .rel-tile-photo img { transform: scale(1.04); }
.rel-tile-body { padding: 18px 18px 20px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.rel-tile-body h4 { font-size: 17px; font-weight: 600; font-family: var(--sans); color: var(--ink); line-height: 1.5; }
.rel-tile-body p { font-size: 13px; color: var(--ink-faint); margin: 0; line-height: 1.6; flex: 1; }
.rel-tile-meta { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--line); padding-top: 11px; }
.rel-tile-meta span { font-size: 12px; color: var(--ink-faint); }
.rel-tile-meta em { font-style: normal; font-size: 12px; color: var(--accent-deep); font-weight: 600; }

/* 订阅 CTA */
.prefooter-sub {
  background: var(--brand-deep);
  color: #f0ede5;
  padding: 68px 0;
  background-image: linear-gradient(rgba(18, 51, 43, 0.46), rgba(18, 51, 43, 0.92)), url('/assets/images/backpic/back-3.png');
  background-position: center;
  background-size: cover;
  background-attachment: fixed;
}
.sub-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 52px;
  align-items: center;
}
.sub-inner h2 { font-size: 31px; color: #fff; line-height: 1.35; margin-bottom: 10px; letter-spacing: .04em; }
.sub-inner p { color: rgba(239, 238, 228, 0.78); font-size: 15px; margin-bottom: 0; }
.form-dark {
  display: grid;
  grid-template-columns: 1fr 108px;
  gap: 10px;
  border-radius: 14px;
}
.form-dark input {
  height: 50px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.13);
  padding: 0 16px;
  color: #fff;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  transition: border-color .25s, box-shadow .25s;
}
.form-dark input::placeholder { color: rgba(255, 255, 255, 0.56); }
.form-dark input:focus { outline: none; border-color: #e29b7d; box-shadow: 0 0 0 4px rgba(194, 96, 63, 0.2); }
.form-dark button { border-radius: 12px; background: var(--accent); color: #fff; font-weight: 600; border: 0; height: 50px; transition: background .25s, transform .2s; }
.form-dark button:hover { background: #e07a53; transform: translateY(-1px); }
.sub-note { font-size: 11px; color: rgba(255, 255, 255, 0.45); margin-top: 10px; }

/* 页脚 */
.site-footer {
  background: #0e2c25;
  color: rgba(232, 235, 226, 0.78);
  padding: 64px 0 28px;
}
.site-footer .container { max-width: 1200px; }
.footer-top {
  display: grid;
  grid-template-columns: 1.45fr 0.8fr 0.8fr;
  gap: 58px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.site-footer .brand .brand-mark { background: #f3dece; color: var(--brand-deep); }
.site-footer .brand .brand-text { color: #fff; }
.footer-desc { font-size: 14px; line-height: 1.85; margin-top: 17px; color: rgba(239, 238, 228, 0.62); max-width: 380px; }
.footer-col h5 { color: #fff; font-size: 14px; font-family: var(--sans); font-weight: 700; letter-spacing: .08em; margin: 13px 0 18px; }
.footer-col ul { list-style: none; margin: 0; display: flex; flex-direction: column; gap: 11px; }
.footer-col li a { color: rgba(239, 238, 228, 0.64); text-decoration: none; font-size: 14px; }
.footer-col li a:hover { color: #fff; padding-left: 4px; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 26px;
  font-size: 12px;
  color: rgba(239, 238, 228, 0.43);
}
.footer-bottom a { color: inherit; }
.footer-bottom a:hover { color: #fff; }

/* 响应式 */
@media (max-width: 1024px) {
  .article-shell { grid-template-columns: minmax(0, 1fr); }
  .article-rail { display: grid; grid-template-columns: 1fr 1fr; position: static; }
  .rel-feature { min-height: 280px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-brand { grid-column: 1 / 3; max-width: 500px; }
  .prefooter-sub .sub-inner { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    top: 0;
    bottom: 0;
    right: 0;
    width: min(320px, 82vw);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    background: #fbf7ef;
    padding: 96px 22px 40px;
    z-index: 70;
    transform: translateX(100%);
    transition: transform .38s var(--ease);
    box-shadow: -10px 0 40px rgba(0,0,0,.08);
    gap: 6px;
    flex: none;
    margin: 0;
    overflow-y: auto;
  }
  .nav-link { width: 100%; padding: 14px 8px; border-bottom: 1px solid var(--line); font-size: 17px; color: var(--brand-deep); font-weight: 600; }
  .nav-link::after { display: none; }
  .nav-actions { margin-left: auto; }
  .header-search-line { position: relative; z-index: 71; }
  .site-header.nav-open .main-nav { transform: translateX(0%); }
  .site-header.nav-open .nav-toggle { z-index: 90; }
  .nav-toggle { display: inline-flex; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .related-grid { grid-template-columns: 1fr; }
  .rel-bottom { grid-template-columns: 1fr; }
  .rel-bottom .rel-tile:last-child { display: none; }
  .form-dark { grid-template-columns: 1fr; }
  .form-dark button { width: 100%; margin-top: 2px; }
}

@media (max-width: 640px) {
  .masthead-inner { padding: 76px 20px 46px; }
  .breadcrumb { margin-bottom: 20px; }
  .masthead-inner h1 { font-size: 31px; line-height: 1.3; }
  .article-meta { gap: 8px; line-height: 2; }
  .meta-divider { height: 10px; margin: 0 8px; }
  .post-body-section { padding-top: 36px; }
  .article-shell { padding: 0 18px; }
  .article-body { font-size: 16px; line-height: 2; }
  .article-rail { display: flex; }
  .post-pager { flex-direction: column; align-items: stretch; }
  .post-pager .btn { width: 100%; }
  .article-cta { padding: 24px 22px; align-items: stretch; }
  .article-cta .btn { width: 100%; }
  .section-head h2 { font-size: 26px; }
  .masthead-inner .post-cat-line { margin-bottom: 12px; }
  .rel-queue-item { grid-template-columns: 28px 1fr; gap: 12px; }
  .rel-bottom .rel-tile { display: none; }
  .rel-bottom .rel-tile:first-child { display: flex; }
  .sub-inner h2 { font-size: 25px; }
  .footer-top { gap: 30px; padding-bottom: 32px; }
  .site-footer { padding: 48px 0 22px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
  .brand-text { font-size: 18px; }
  .search-form { grid-template-columns: 1fr; grid-template-rows: 44px 44px; }
}

/* roulang page: category1 */
:root{
  --green-950:#0d211b;
  --green-900:#12332b;
  --green-800:#173d34;
  --green-700:#1f4d40;
  --green-600:#2d5f50;
  --green-500:#4d8070;
  --accent:#c2603f;
  --accent-soft:#e9d3c5;
  --ink:#202722;
  --muted:#606c66;
  --paper:#f5f1e8;
  --paper-bright:#fdfbf7;
  --line:rgba(31,77,64,.16);
  --line-light:rgba(247,242,231,.24);
  --radius-lg:24px;
  --radius-md:14px;
  --radius-pill:999px;
  --shadow:0 1px 3px rgba(0,0,0,.05),0 20px 45px -28px rgba(18,51,43,.24);
  --header-h:76px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--green-800);text-decoration:none;transition:color .2s ease}
a:hover,a:focus-visible{color:var(--accent);outline:none}
h1,h2,h3,h4,h5{font-family:"Noto Serif SC",Georgia,"Songti SC","SimSun",serif;letter-spacing:.02em;line-height:1.35;color:var(--green-950)}
ul,ol{list-style:none}
button,input{font:inherit;color:inherit}
::selection{background:rgba(194,96,63,.2)}
:focus-visible{outline:3px solid rgba(194,96,63,.42);outline-offset:2px;border-radius:6px}
.container{max-width:1240px;margin-left:auto;margin-right:auto;padding-left:clamp(18px,4vw,38px);padding-right:clamp(18px,4vw,38px)}
.grid-container{max-width:1240px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:14px 26px;font-weight:700;font-size:15px;line-height:1;cursor:pointer;transition:transform .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;text-align:center}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-light{background:var(--paper-bright);color:var(--green-900)}
.btn-light:hover{background:#fff;color:var(--green-700)}
.btn-ghost{border-color:rgba(250,248,241,.5);color:#fdfaf2}
.btn-ghost:hover{border-color:#fdfaf2;background:rgba(250,248,241,.1);color:#fff}
.btn-primary{background:var(--green-700);color:#fdfaf2}
.btn-primary:hover{background:var(--green-600);color:#fff}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#b05232;color:#fff}
.btn-nav{background:var(--paper-bright);color:var(--green-900);border-radius:var(--radius-pill);padding:9px 18px;font-size:14px}
.btn-nav:hover{background:#fff;color:var(--green-700)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:999px}
/* header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:200;background:rgba(14,29,23,.16);border-bottom:1px solid rgba(253,250,239,.16);backdrop-filter:blur(15px) saturate(140%);-webkit-backdrop-filter:blur(15px) saturate(140%);transition:background .45s ease,border-color .45s ease,box-shadow .45s ease;color:#fbf6e9}
.site-header .nav-wrap{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);position:relative}
.brand{display:inline-flex;align-items:center;gap:11px;color:inherit;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-family:"Noto Serif SC",serif;font-weight:900;font-size:20px;color:var(--paper-bright);background:linear-gradient(145deg,var(--green-700),var(--green-950));border:1px solid rgba(255,255,255,.35);box-shadow:0 0 0 3px rgba(255,255,255,.06)}
.brand-text{font-family:"Noto Serif SC",serif;font-weight:700;font-size:21px;letter-spacing:.05em;color:inherit;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:34px;margin-left:auto;margin-right:20px}
.nav-link{position:relative;color:inherit;font-weight:600;font-size:15px;opacity:.86;text-decoration:none;padding:8px 0}
.nav-link::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:rgba(255,250,238,.85);border-radius:4px;transition:right .3s ease}
.nav-link:hover,.nav-link.active{opacity:1;color:inherit}
.nav-link:hover::after,.nav-link.active::after{right:0}
.nav-actions{display:flex;align-items:center;gap:10px}
.search-toggle,.nav-toggle{background:transparent;border:0;width:42px;height:42px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:inherit;cursor:pointer}
.search-toggle:hover{background:rgba(255,255,255,.12)}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:9px;background:currentColor;transition:transform .3s ease,opacity .3s ease}
header.site-header{--header-fg:#fbf6e9}
header.site-header .nav-link,header.site-header .brand-text,header.site-header .search-toggle{color:var(--header-fg)}
header.site-header .btn-nav{color:var(--green-900)}
header.site-header.scrolled{background:rgba(249,247,240,.93);border-bottom-color:rgba(31,77,64,.12);box-shadow:0 12px 30px -24px rgba(18,51,43,.2);--header-fg:#1c2d25}
header.site-header.scrolled .nav-link,header.site-header.scrolled .brand-text{color:var(--header-fg)}
header.site-header.scrolled .search-toggle{color:var(--header-fg)}
header.site-header.scrolled .btn-nav{background:var(--green-800);color:#fefbf3}
header.site-header.scrolled .btn-nav:hover{background:var(--green-700)}
.header-search-line{max-height:0;overflow:hidden;transition:max-height .4s ease,opacity .4s ease;opacity:0}
.site-header.search-open .header-search-line{max-height:90px;opacity:1}
.header-search-line{background:rgba(250,248,241,.96);border-top:1px solid var(--line);box-shadow:0 8px 18px rgba(20,45,36,.07)}
.search-form{display:flex;gap:10px;padding:14px 0;align-items:center}
.search-form input[type=search]{flex:1;border:1px solid var(--line);background:#fff;border-radius:10px;height:44px;padding:0 18px;font-size:14px;transition:border-color .2s ease,box-shadow .2s ease}
.search-form input[type=search]:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(194,96,63,.15)}
.search-form button{height:44px;padding:0 24px;background:var(--green-700);color:#fff;border:0;border-radius:10px;font-weight:700;cursor:pointer}
.search-form button:hover{background:var(--green-600)}
.nav-scrim{position:fixed;inset:0;z-index:150;background:rgba(7,18,15,.72);backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:opacity .35s ease,visibility .35s ease}
body.nav-open .nav-scrim{opacity:1;visibility:visible}
body.nav-open{overflow:hidden}
/* hero */
.cat-visual{position:relative;min-height:calc(50vh + 70px);display:flex;flex-direction:column;justify-content:flex-end;padding:170px 0 0;background:linear-gradient(76deg,rgba(8,24,19,.72) 0%,rgba(20,53,43,.55) 54%,rgba(16,45,37,.28) 100%),url("/assets/images/backpic/back-1.webp") center 22% / cover no-repeat;color:#fdfaf2;overflow:hidden}
.cat-visual::after{content:"";position:absolute;left:0;right:0;bottom:0;height:150px;background:linear-gradient(to top,var(--paper),rgba(245,241,232,0));pointer-events:none}
.cat-visual-inner{position:relative;z-index:2;padding-bottom:0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;opacity:.76;color:#fff;margin-bottom:22px}
.breadcrumb a{display:inline-flex;align-items:center;gap:8px;color:#fff}
.breadcrumb a:hover{color:var(--accent-soft)}
.breadcrumb span[aria-current]{color:rgba(255,255,255,.88)}
.breadcrumb-divider{opacity:.6}
.cat-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:#f3c9b7;margin-bottom:10px}
.cat-title{font-size:clamp(34px,6vw,66px);font-weight:900;line-height:1.05;color:#fff;letter-spacing:.04em;max-width:900px}
.cat-title .title-tail{display:block;margin-top:10px;font-size:clamp(18px,2.5vw,31px);font-weight:600;color:rgba(255,255,255,.82);letter-spacing:.08em}
.cat-lead-text{margin:24px 0 0;max-width:680px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.78)}
.cat-hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:46px;padding:30px 0 34px;border-top:1px solid rgba(253,250,239,.18);position:relative;z-index:2}
.hero-stat b{display:block;font-family:"Noto Serif SC",serif;font-weight:900;font-size:clamp(28px,4vw,46px);letter-spacing:.02em;line-height:1.1}
.hero-stat b small{font-size:.42em;font-weight:700;color:rgba(255,255,255,.65);letter-spacing:.1em;margin-left:4px}
.hero-stat span{color:rgba(255,255,255,.67);font-size:13px;display:block;margin-top:6px}
/* page sections */
.page-section{position:relative;padding:100px 0}
.page-section.paper{background:var(--paper)}
.page-section.bright{background:var(--paper-bright)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:800;letter-spacing:.18em;color:var(--accent);margin-bottom:14px}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--accent);border-radius:4px;display:inline-block}
.eyebrow.center::before,.eyebrow.center::after{content:"";width:28px;height:2px;background:var(--accent);border-radius:4px}
.eyebrow.center::after{margin-left:10px}
.section-title{font-size:clamp(28px,5vw,44px);font-weight:900;color:var(--green-950);line-height:1.22}
.section-desc{color:var(--muted);max-width:560px;margin-top:14px}
/* lead */
.category-lead{background:var(--paper);padding:78px 0 64px;border-bottom:1px solid var(--line)}
.lead-copy h2{margin-top:8px}
.lead-copy .lead-long{color:#4c5d55;margin-top:22px;font-size:16px}
.lead-manifest{margin-top:26px;border-left:3px solid var(--accent);padding-left:20px;color:#34443c;font-family:"Noto Serif SC",serif;font-weight:600}
.lead-manifest p+p{margin-top:12px}
.lead-note{background:linear-gradient(148deg,#fffdf7,var(--paper));border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px 30px;box-shadow:var(--shadow)}
.lead-note h3{font-size:20px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.lead-note h3 .note-icon{width:38px;height:38px;border-radius:50%;background:var(--green-700);color:#fff;display:grid;place-items:center;font-family:"Noto Serif SC",serif;font-weight:900}
.lead-note li{position:relative;padding:15px 0 15px 32px;border-bottom:1px solid rgba(31,77,64,.1);line-height:1.7;color:#3e4c45}
.lead-note li:last-child{border-bottom:0}
.lead-note li::before{content:"";position:absolute;left:0;top:25px;width:10px;height:10px;border-radius:2px;background:var(--accent);opacity:.75}
/* axis */
.axes-section{background:var(--paper-bright);padding:100px 0}
.axes-grid{display:flex;flex-direction:column;gap:20px;margin-top:46px}
.axis-item{display:grid;grid-template-columns:88px 1fr minmax(150px,240px);align-items:start;gap:26px;padding:34px 32px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line);transition:transform .3s ease,box-shadow .3s ease,background .3s ease}
.axis-item:nth-child(2){margin-left:clamp(0px,8%,120px)}
.axis-item:nth-child(3){margin-left:clamp(0px,3%,44px)}
.axis-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.axis-num{font-family:"Noto Serif SC",serif;font-weight:900;font-size:30px;color:var(--accent);letter-spacing:.02em;line-height:1.2}
.axis-body h3{font-size:clamp(20px,2.6vw,27px);font-weight:900;margin-bottom:10px}
.axis-body p{color:var(--muted);font-size:15px;max-width:620px}
.axis-foot{border-left:2px solid var(--accent-soft);padding-left:16px;font-size:13px;color:var(--green-600);line-height:1.8}
.axis-foot b{display:block;color:var(--green-800);font-size:14px;margin-bottom:5px}
/* featured */
.featured-section{background:var(--paper);padding:100px 0}
.featured-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:38px}
.featured-archive a{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14px;color:var(--green-700)}
.featured-archive a:hover{color:var(--accent)}
.spotlight-card{display:grid;grid-template-columns:1.1fr 1fr;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 4px 14px rgba(18,51,43,.05)}
.spot-media{display:block;overflow:hidden;background:var(--green-900)}
.spot-media img{width:100%;height:100%;min-height:310px;object-fit:cover;transition:transform .7s ease}
.spotlight-card:hover .spot-media img{transform:scale(1.05)}
.spot-body{padding:36px;display:flex;flex-direction:column;justify-content:center}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:16px}
.tag{display:inline-flex;align-items:center;gap:5px;padding:6px 13px;border-radius:var(--radius-pill);background:var(--green-700);color:#fff;font-size:12px;font-weight:700;letter-spacing:.05em}
.tag.tag-soft{background:var(--accent-soft);color:#7c3d26}
.tag.tag-line{background:transparent;border:1px solid rgba(31,77,64,.28);color:var(--green-700)}
.spot-body h3{font-size:clamp(21px,3vw,28px);font-weight:900;line-height:1.45}
.spot-body h3 a{color:inherit}
.spot-body h3 a:hover{color:var(--green-600)}
.spot-summary{color:var(--muted);margin-top:14px;font-size:15px}
.spot-meta{margin-top:18px;color:#7d8a84;font-size:13px;display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.spot-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--accent)}
.spot-link{margin-top:18px;align-self:flex-start;font-weight:700;font-size:14px;color:var(--green-700);border-bottom:1px solid rgba(31,77,64,.22);padding-bottom:3px}
.spot-link:hover{color:var(--accent);border-color:var(--accent)}
.pick-lower{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:22px}
.pick-mini{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;transition:transform .3s ease,box-shadow .3s ease}
.pick-mini:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.pick-index{font-family:"Noto Serif SC",serif;font-weight:900;color:var(--accent);font-size:24px;line-height:1.2;width:44px;flex-shrink:0;text-align:center;background:rgba(194,96,63,.08);border-radius:12px;padding-top:8px}
.pick-mini h4{font-size:17px;line-height:1.5;font-weight:800}
.pick-mini h4 a{color:inherit}
.pick-mini h4 a:hover{color:var(--accent)}
.pick-mini p{font-size:13px;color:var(--muted);margin-top:6px}
/* situations */
.situations{background:var(--green-900);color:#eef1e6}
.situations .section-title{color:#fff}
.situations .section-desc{color:rgba(244,247,238,.68)}
.situ-wrap{margin-top:50px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 38px}
.situ-row{display:flex;gap:18px;padding:26px 10px;border-bottom:1px solid rgba(255,255,255,.1)}
.situ-icon{flex:0 0 42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.25);color:#f2c0a9;display:grid;place-items:center;font-weight:800;font-family:"Noto Serif SC",serif}
.situ-row h3{font-size:18px;color:#fff;font-weight:800;margin-bottom:5px}
.situ-row p{color:rgba(240,243,234,.7);font-size:14px;line-height:1.7}
/* faq */
.faq-section{background:var(--paper-bright);padding:100px 0}
.faq-wrap{display:grid;grid-template-columns:minmax(240px,1fr) minmax(0,760px);gap:38px}
.faq-side{position:sticky;top:120px;align-self:start}
.custom-accordion{background:transparent}
.custom-accordion .accordion-item{background:#fff;border:1px solid var(--line);border-radius:18px;margin-top:0;margin-bottom:12px;box-shadow:none;transition:transform .25s ease,box-shadow .25s ease;overflow:hidden}
.custom-accordion .accordion-item.is-active{box-shadow:0 14px 30px -22px rgba(18,51,43,.3);transform:translateY(-1px)}
.custom-accordion .accordion-title{background:#fff;color:var(--green-950);border:0;padding:20px 22px;font-size:16px;font-weight:700;display:flex;align-items:center;gap:12px;transition:color .2s ease;line-height:1.5}
.custom-accordion .accordion-title:hover{background:#fbfaf5;color:var(--accent)}
.custom-accordion .accordion-title:focus{outline:none;background:#fbfaf5;color:var(--accent)}
.custom-accordion .acc-mark{flex:0 0 30px;height:30px;border-radius:50%;background:var(--green-700);color:#fff;display:grid;place-items:center;font-size:15px;font-weight:800;transition:transform .3s ease,background .3s ease}
.custom-accordion .accordion-item.is-active .acc-mark{transform:rotate(45deg);background:var(--accent)}
.custom-accordion .accordion-content{background:#fff;border-top:1px dashed rgba(31,77,64,.18);padding:18px 22px 22px}
.custom-accordion .accordion-content{padding-left:64px;color:#4b5c54;font-size:15px}
/* subscribe band */
.subscribe-band{position:relative;background:linear-gradient(100deg,rgba(9,25,19,.88) 0%,rgba(18,51,43,.9) 62%),url("/assets/images/backpic/back-2.png") center/cover no-repeat;padding:100px 0;color:#fff}
.subscribe-band .section-title{color:#fff}
.subscribe-copy{max-width:520px;color:rgba(255,255,255,.72);margin-top:14px}
.sub-form{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.sub-form .field{flex:1 1 210px;min-width:200px}
.field-label{display:block;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:6px;letter-spacing:.06em}
.sub-form input[type=text],.sub-form input[type=email]{width:100%;height:52px;border-radius:12px;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.1);padding:0 16px;color:#fff;transition:border-color .2s ease,background .2s ease}
.sub-form input::placeholder{color:rgba(255,255,255,.42)}
.sub-form input:focus{outline:none;border-color:var(--accent);background:rgba(255,255,255,.18)}
.sub-tip{margin-top:12px;color:rgba(255,255,255,.55);font-size:13px}
/* sibling category */
.sibling-band{background:var(--paper);padding:62px 0}
.sibling-card{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;background:linear-gradient(120deg,var(--paper-bright),#f1e9da);border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px 38px;box-shadow:var(--shadow)}
.sibling-card small{display:block;color:var(--accent);font-weight:700;letter-spacing:.14em;font-size:12px;text-transform:uppercase}
.sibling-card h2{font-size:27px;font-weight:900;margin:7px 0 10px}
.sibling-card p{max-width:560px;color:var(--muted)}
/* footer */
.site-footer{background:var(--green-950);color:#c9d2cb;padding:70px 0 28px;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.6fr .8fr .8fr;gap:36px;padding-bottom:30px}
.site-footer .brand{color:#fff;margin-bottom:12px}
.site-footer .brand-mark{background:#fff;color:var(--green-900);border:0}
.footer-desc{color:#9db0a6;max-width:410px;margin-top:10px;font-size:14px;line-height:1.8}
.footer-col h5{color:#fff;font-family:inherit;font-size:16px;margin-bottom:16px}
.footer-col li{margin-bottom:9px}
.footer-col a{color:#aabdaf;font-size:14px;transition:color .2s ease,padding-left .2s ease}
.footer-col a:hover{color:#fff;padding-left:3px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.1);padding-top:20px;color:#819387;font-size:13px}
body{background-color:var(--paper)}
/* Responsive */
@media screen and (max-width:1024px){
  .main-nav{gap:24px}
  .axis-item{grid-template-columns:60px 1fr}
  .axis-foot{margin-left:86px;grid-column:2/3;border-left:2px solid var(--accent-soft);padding-left:16px}
  .faq-wrap{grid-template-columns:1fr;gap:18px}
  .faq-side{position:static}
  .situ-wrap{grid-template-columns:1fr}
}
@media screen and (max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav-actions{gap:2px}
  .main-nav{display:flex;flex-direction:column;align-items:flex-start;gap:0;position:fixed;top:0;right:0;bottom:0;width:min(80vw,370px);background:rgba(10,28,22,.97);backdrop-filter:blur(14px);z-index:210;padding:110px 30px 44px;transform:translateX(108%);visibility:hidden;transition:transform .42s ease,visibility .42s ease;border-left:1px solid rgba(255,255,255,.08);box-shadow:-30px 20px 80px rgba(0,0,0,.3);color:#f8f5e8}
  body.nav-open .main-nav{transform:none;visibility:visible}
  .main-nav .nav-link{width:100%;font-size:17px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.09)}
  .main-nav .nav-link::after{display:none}
  .main-nav .nav-link.active{color:#f5c3ab}
  body.nav-open .nav-scrim{visibility:visible}
  .site-header.scrolled .main-nav .nav-link{color:#f8f5e8}
  .spotlight-card{grid-template-columns:1fr}
  .spot-media img{min-height:auto}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media screen and (max-width:768px){
  .page-section{padding:68px 0}
  .axes-section,.featured-section,.faq-section{padding:68px 0}
  .cat-visual{min-height:70vh;padding-top:130px}
  .cat-title{font-size:36px}
  .cat-lead-text{font-size:14px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:22px 16px;padding:24px 0 30px}
  .hero-stat b{font-size:30px}
  .pick-lower{grid-template-columns:1fr}
  .axis-item{padding:26px 24px;margin-left:0!important}
  .axis-item:nth-child(2),.axis-item:nth-child(3){margin-left:0}
  .axis-item{grid-template-columns:1fr;gap:12px}
  .axis-foot{margin-left:0;grid-column:1}
  .sibling-card{padding:28px}
  .btn{width:auto}
}
@media screen and (max-width:520px){
  body{font-size:15px}
  .container{padding-left:18px;padding-right:18px}
  .brand-text{font-size:17px}
  .brand-mark{width:34px;height:34px;font-size:17px}
  .site-header .btn-nav{display:none}
  .cat-visual{padding-top:115px}
  .cat-title{font-size:31px}
  .cat-title .title-tail{font-size:17px}
  .cat-kicker{font-size:11px;letter-spacing:.16em}
  .hero-stats{grid-template-columns:1fr 1fr}
  .featured-head{flex-direction:column;align-items:flex-start}
  .spot-body{padding:25px}
  .spot-meta{flex-direction:column;align-items:flex-start}
  .footer-top{grid-template-columns:1fr;gap:14px}
  .sub-form .button{width:100%}
  .search-form input[type=search],.search-form button{height:40px;font-size:13px}
  .search-form button{padding:0 16px}
  .sibling-card{flex-direction:column;text-align:left;align-items:flex-start}
}

/* roulang page: category2 */
:root {
  --primary: #1F4D40;
  --primary-deep: #12332B;
  --primary-soft: rgba(31, 77, 64, .08);
  --accent: #C2603F;
  --accent-deep: #A64A2A;
  --ink: #222B27;
  --muted: rgba(34, 43, 39, .68);
  --paper: #F5F2EA;
  --surface: #FAF8F3;
  --white: #fff;
  --line: rgba(31, 77, 64, .14);
  --radius-lg: 24px;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 12px 24px -12px rgba(0,0,0,.12);
  --shadow-lg: 0 24px 60px -32px rgba(18, 51, 43, .28);
  --header-h: 76px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, serif;
  line-height: 1.25;
  margin: 0 0 .4em;
  font-weight: 700;
  letter-spacing: .03em;
}

p {
  margin: 0 0 1rem;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

button {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 24px;
}

.grid-container {
  max-width: 1260px;
}

.grid-container.fluid {
  max-width: none;
}

.section {
  padding: 96px 0;
  position: relative;
}

:focus-visible {
  outline: 3px solid rgba(194, 96, 63, .75);
  outline-offset: 3px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  padding: 14px 28px;
  min-height: 48px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  text-align: center;
  transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, color .2s ease;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 10px 24px -16px rgba(31, 77, 64, .6);
}

.btn-primary:hover {
  background: #256250;
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline-light {
  background: transparent;
  color: rgba(255, 255, 255, .94);
  border-color: rgba(255, 255, 255, .66);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, .14);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: rgba(31, 77, 64, .45);
}

.btn-outline:hover {
  background: var(--primary-soft);
  transform: translateY(-2px);
}

.btn-nav {
  min-height: 40px;
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 14px;
  box-shadow: none;
}

.section-overline {
  display: inline-block;
  font-size: 14px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: .06em;
  margin-bottom: 10px;
}

.section-title {
  font-size: 38px;
  line-height: 1.3;
  margin-bottom: 16px;
  max-width: 760px;
}

.section-lead {
  color: var(--muted);
  font-size: 17px;
  max-width: 680px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 44px;
}

.section-head .section-title {
  margin: 0;
}

.section-link {
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  white-space: nowrap;
}

.section-link:hover {
  color: var(--accent-deep);
}

/* ========== header ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(18, 51, 43, .32);
  border-bottom: 1px solid rgba(255, 255, 255, .18);
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.site-header.scrolled {
  background: rgba(250, 248, 243, .94);
  border-bottom-color: var(--line);
  box-shadow: 0 10px 24px -24px rgba(18, 51, 43, .6);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  flex-shrink: 0;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .66);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Noto Serif SC", "Songti SC", serif;
  font-size: 18px;
  font-weight: 700;
  color: rgba(255, 255, 255, .92);
  background: rgba(255, 255, 255, .08);
}

.brand-text {
  font-family: "Noto Serif SC", "Songti SC", Georgia, serif;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: .06em;
  color: rgba(250, 248, 243, .96);
}

.site-header.scrolled .brand-mark {
  border-color: var(--line);
  color: var(--primary);
  background: transparent;
}

.site-header.scrolled .brand-text {
  color: var(--ink);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  display: inline-block;
  position: relative;
  padding: 10px 4px;
  margin: 0 12px;
  color: rgba(250, 248, 243, .9);
  font-size: 15px;
  font-weight: 500;
  transition: color .2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 0%;
  height: 2px;
  border-radius: 99px;
  background: var(--accent);
  transition: width .2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.nav-link.active::after {
  width: 100%;
}

.site-header.scrolled .nav-link {
  color: var(--primary-deep);
}

.site-header.scrolled .nav-link:hover,
.site-header.scrolled .nav-link.active {
  color: var(--accent-deep);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.search-toggle {
  border: 0;
  background: transparent;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(250, 248, 243, .9);
  cursor: pointer;
  border-radius: 8px;
  transition: color .2s, background .2s;
}

.site-header.scrolled .search-toggle {
  color: var(--primary);
}

.search-toggle:hover {
  background: rgba(255, 255, 255, .1);
}

.site-header.scrolled .search-toggle:hover {
  background: var(--primary-soft);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  border: 0;
  background: transparent;
  cursor: pointer;
  border-radius: 8px;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, .1);
}

.nav-toggle span {
  display: block;
  width: 19px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.nav-toggle {
  color: var(--paper);
}

.site-header.scrolled .nav-toggle {
  color: var(--primary-deep);
}

.nav-scrim {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: rgba(12, 30, 25, .82);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
}

.header-search-line {
  display: none;
  position: absolute;
  top: var(--header-h);
  left: 0;
  right: 0;
  z-index: 90;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
  box-shadow: 0 20px 26px -30px rgba(0, 0, 0, .4);
}

.header-search-line.open {
  display: block;
}

.search-form {
  display: flex;
  gap: 10px;
  width: 100%;
}

.search-form input {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: 9px;
  height: 46px;
  padding: 0 16px;
  font-size: 15px;
  background: var(--surface);
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}

.search-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(194, 96, 63, .16);
}

.search-form button {
  height: 46px;
  padding: 0 22px;
  border: 0;
  border-radius: 9px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s;
}

.search-form button:hover {
  background: var(--primary-deep);
}

@media (max-width: 1023px) {
  .main-nav {
    position: fixed;
    margin: 0;
    top: 0;
    right: 0;
    z-index: 200;
    width: min(330px, 88vw);
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 92px 30px 32px;
    background: var(--surface);
    box-shadow: -30px 0 60px rgba(12, 30, 25, .2);
    transform: translateX(105%);
    transition: transform .3s ease;
    overflow: auto;
  }

  .nav-link {
    width: 100%;
    color: var(--primary-deep) !important;
    margin: 0;
    padding: 10px 2px;
    font-size: 19px;
    font-family: "Noto Serif SC", "Songti SC", serif;
    font-weight: 600;
  }

  .nav-link::after {
    content: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header.nav-open .main-nav {
    transform: translateX(0);
  }

  .site-header.nav-open .nav-toggle {
    color: var(--ink);
  }

  .site-header.nav-open .nav-scrim {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 640px) {
  .burger-nav-extra {
    display: none;
  }

  .nav-actions .btn-nav {
    display: none;
  }
}

/* ========== category hero ========== */
.cat-hero {
  position: relative;
  min-height: 48vh;
  display: flex;
  align-items: flex-end;
  color: var(--paper);
  background:
    linear-gradient(108deg, rgba(18, 51, 43, .94) 0%, rgba(31, 77, 64, .66) 52%, rgba(12, 30, 25, .38) 100%),
    url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
}

.cat-hero:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(18, 51, 43, .18) 100%);
  pointer-events: none;
}

.cat-hero-inner {
  position: relative;
  z-index: 2;
  padding: 170px 24px 72px;
}

.crumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: rgba(250, 248, 243, .66);
  margin-bottom: 20px;
}

.crumb a {
  color: rgba(250, 248, 243, .82);
  transition: color .2s;
}

.crumb a:hover {
  color: #fff;
}

.crumb .divider {
  color: rgba(250, 248, 243, .46);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(250, 248, 243, .95);
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .2);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero-kicker::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.cat-hero h1 {
  font-size: clamp(36px, 5.5vw, 54px);
  color: var(--paper);
  margin-bottom: 20px;
  max-width: 840px;
  letter-spacing: .05em;
}

.hero-sub {
  font-size: clamp(16px, 1.6vw, 20px);
  line-height: 1.8;
  color: rgba(250, 248, 243, .82);
  max-width: 620px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 34px;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, .25);
  padding-top: 22px;
  color: rgba(250, 248, 243, .86);
  font-size: 14px;
}

.hero-chips li::before {
  content: "·";
  color: var(--accent);
  margin-right: 8px;
  font-size: 20px;
  line-height: 1;
}

@media (max-width: 640px) {
  .cat-hero {
    min-height: 70vh;
  }

  .cat-hero-inner {
    padding: 130px 20px 50px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }
}

/* ========== update strip ========== */
.update-strip {
  background: var(--primary-deep);
  border-top: 1px solid rgba(255, 255, 255, .1);
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  color: rgba(250, 248, 243, .9);
  padding: 14px 0;
}

.update-strip .container {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 14px;
}

.update-strip p {
  margin: 0;
}

.update-strip span.dot {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 600;
  color: var(--paper);
}

.update-strip span.dot::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(194, 96, 63, .2);
}

.update-strip a {
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, .45);
  transition: border-color .2s, color .2s;
}

.update-strip a:hover {
  color: var(--accent);
  border-bottom-color: transparent;
}

/* ========== intro split ========== */
.split-lead {
  background: var(--paper);
}

.intro-grid {
  display: grid;
  grid-template-columns: 46% 1fr;
  grid-gap: 44px;
  align-items: center;
}

.intro-media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  min-height: 330px;
  box-shadow: var(--shadow-lg);
}

.intro-media img {
  position: absolute;
  object-fit: cover;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}

.intro-media:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, transparent 38%, rgba(18, 51, 43, .65) 100%);
}

.intro-media .intro-quote {
  position: absolute;
  z-index: 3;
  left: 20px;
  right: 20px;
  bottom: 22px;
  color: rgba(255, 255, 255, .95);
  font-family: "Noto Serif SC", "Songti SC", serif;
  font-size: 17px;
  line-height: 1.7;
  margin: 0;
}

.intro-body h2 {
  font-size: 34px;
  margin-bottom: 12px;
}

.intro-body p {
  color: var(--muted);
  font-size: 17px;
}

.check-list {
  list-style: none;
  margin: 22px 0 10px;
  padding: 0;
}

.check-list li {
  position: relative;
  padding: 10px 0 10px 34px;
  border-bottom: 1px solid var(--line);
  font-weight: 500;
}

.check-list li:last-child {
  border-bottom: 0;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 10px;
  height: 16px;
  border: 2px solid var(--accent);
  border-top: 0;
  border-left: 0;
  transform: rotate(45deg);
  opacity: .95;
}

@media (max-width: 1023px) {
  .intro-grid {
    grid-template-columns: 1fr;
    grid-gap: 30px;
  }

  .intro-media {
    min-height: 250px;
  }
}

/* ========== featured pick ========== */
.featured-picks {
  background: var(--surface);
}

.feature-stack {
  display: grid;
  gap: 30px;
}

.feature-row {
  display: flex;
  flex-wrap: wrap;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(31, 77, 64, .08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}

.feature-row:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-media {
  position: relative;
  flex: 0 0 46%;
  min-height: 360px;
  background: #eee;
}

.feature-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-media .badge {
  position: absolute;
  z-index: 3;
  top: 18px;
  left: 18px;
}

.badge {
  display: inline-block;
  background: rgba(250, 248, 243, .92);
  border: 1px solid var(--line);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 5px 13px;
  border-radius: 999px;
  line-height: 1.4;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 4px 12px rgba(18, 51, 43, .08);
}

.feature-body {
  flex: 1 1 54%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(28px, 4.5vw, 58px);
}

.feature-body h3 {
  font-size: 24px;
  line-height: 1.5;
  margin-bottom: 14px;
}

.feature-body p {
  color: var(--muted);
}

.feature-body .section-link {
  margin-top: 6px;
}

.feature-row--reverse .feature-media {
  order: 1;
}

.feature-row--reverse .feature-body {
  order: 0;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 600;
}

.text-link:hover {
  color: var(--accent);
}

.text-link:after {
  content: "→";
  transition: transform .2s ease;
}

.text-link:hover:after {
  transform: translateX(4px);
}

@media (max-width: 900px) {
  .feature-media {
    flex: 0 0 100%;
    min-height: 240px;
    order: -1 !important;
  }

  .feature-body {
    flex-basis: 100%;
    padding: 28px;
  }
}

/* ========== topic shelf ========== */
.topic-shelf {
  background: var(--paper);
}

.topic-board {
  background: var(--surface);
  border: 1px solid rgba(31, 77, 64, .1);
  border-radius: var(--radius-lg);
  padding: 10px 34px;
  box-shadow: var(--shadow-sm);
}

.topic-row {
  display: grid;
  grid-template-columns: 84px 1fr auto;
  align-items: center;
  gap: 26px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
  transition: background .2s ease;
}

.topic-row:last-child {
  border-bottom: none;
}

.topic-no {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 38px;
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
  letter-spacing: .02em;
}

.topic-main h3 {
  font-size: 21px;
  margin-bottom: 6px;
}

.topic-main p {
  margin: 0;
  color: var(--muted);
  max-width: 560px;
}

.topic-meta {
  text-align: right;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.topic-meta strong {
  color: var(--primary);
  font-weight: 600;
}

.topic-meta span {
  display: block;
}

@media (max-width: 1023px) {
  .topic-board {
    padding: 10px 22px;
  }

  .topic-row {
    grid-template-columns: 60px 1fr;
    gap: 18px;
  }

  .topic-meta {
    grid-column: 1 / -1;
    text-align: left;
    padding-left: 78px;
    margin-top: -8px;
  }
}

@media (max-width: 640px) {
  .topic-board {
    padding: 8px 18px;
  }

  .topic-row {
    grid-template-columns: 52px 1fr;
    gap: 12px;
    padding: 24px 0;
  }

  .topic-no {
    font-size: 28px;
  }

  .topic-meta {
    padding-left: 64px;
  }
}

/* ========== process ========== */
.process-section {
  background: var(--surface);
}

.process-panel {
  position: relative;
  display: grid;
  grid-template-columns: 110px 1fr;
  border-left: 2px solid var(--line);
  margin-left: 68px;
  padding-left: 48px;
}

.process-block {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 18px;
  padding: 16px 0 28px;
}

.process-number {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 22px;
  color: var(--accent);
  font-weight: 400;
  line-height: 1.2;
}

.process-name {
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .06em;
  margin-bottom: 4px;
}

.process-body h4 {
  font-size: 22px;
  margin-bottom: 6px;
}

.process-body p {
  color: var(--muted);
  max-width: 620px;
}

.process-dot {
  position: absolute;
  left: -8px;
  top: 31px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--surface);
  box-shadow: 0 0 0 2px rgba(194, 96, 63, .35);
}

@media (max-width: 900px) {
  .process-panel {
    margin-left: 0;
    padding-left: 26px;
  }
}

@media (max-width: 640px) {
  .process-block {
    grid-template-columns: 44px 1fr;
    gap: 8px;
  }
}

/* ========== faq ========== */
.faq-section {
  background: var(--paper);
}

.faq-wrap {
  max-width: 86%;
}

.faq-col {
  max-width: 760px;
}

.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
  transition: padding .2s ease;
}

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

.faq-item:nth-child(even) {
  margin-left: 34px;
}

.faq-q {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  padding: 8px 0;
  cursor: pointer;
  font-family: "Noto Serif SC", "Songti SC", Georgia, serif;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--primary-deep);
}

.faq-q:hover {
  color: var(--accent-deep);
}

.faq-icon {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  color: var(--accent);
  font-size: 23px;
  font-weight: 400;
  transition: transform .22s ease, background .22s ease, border-color .22s ease;
}

.faq-icon:before {
  content: "+";
  line-height: 1;
  margin-top: -2px;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  padding-left: 46px;
  transition: max-height .25s ease, padding .25s ease;
}

.faq-a p {
  margin: 6px 0 10px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
  max-width: 680px;
}

.faq-item.open .faq-a {
  padding-bottom: 12px;
}

@media (max-width: 900px) {
  .faq-wrap {
    max-width: 100%;
  }

  .faq-item:nth-child(even) {
    margin-left: 0;
  }
}

@media (max-width: 640px) {
  .faq-q {
    font-size: 17px;
    gap: 12px;
  }

  .faq-a {
    padding-left: 42px;
  }
}

/* ========== subscribe CTA ========== */
.cta-band {
  position: relative;
  background:
    linear-gradient(105deg, rgba(18, 51, 43, .84), rgba(31, 77, 64, .62)),
    url('/assets/images/backpic/back-2.png') center / cover no-repeat;
  color: var(--paper);
  padding: 92px 0;
}

.cta-content {
  display: grid;
  grid-template-columns: 1.08fr 1fr;
  gap: 52px;
  align-items: center;
}

.cta-text h2 {
  color: var(--paper);
  font-size: clamp(28px, 3vw, 40px);
  margin-bottom: 16px;
}

.cta-text p {
  color: rgba(250, 248, 243, .82);
  font-size: 16px;
  max-width: 560px;
}

.cta-form-card {
  background: rgba(250, 248, 243, .92);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 20px 50px -24px rgba(0, 0, 0, .4);
}

.cta-form-card h4 {
  color: var(--primary-deep);
  font-size: 20px;
  margin-bottom: 4px;
}

.cta-form-card p {
  font-size: 14px;
  color: var(--muted);
}

.cta-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 18px;
}

.cta-form input {
  height: 46px;
  width: 100%;
  border: 1px solid rgba(31, 77, 64, .2);
  border-radius: 9px;
  background: #fff;
  padding: 0 14px;
  font-size: 15px;
  color: var(--ink);
  transition: border-color .2s ease, box-shadow .2s ease;
}

.cta-form input:nth-of-type(2) {
  grid-column: 1;
}

.cta-form .btn {
  grid-column: 1 / -1;
  margin-top: 2px;
}

.cta-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(194, 96, 63, .12);
}

.form-done {
  grid-column: 1 / -1;
  color: var(--primary);
  font-size: 15px;
  font-weight: 600;
  margin: 0;
  padding: 12px;
  text-align: center;
  border-radius: 9px;
  background: rgba(31, 77, 64, .1);
}

@media (max-width: 1023px) {
  .cta-content {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (max-width: 640px) {
  .cta-form {
    grid-template-columns: 1fr;
  }

  .cta-form input:nth-of-type(2),
  .cta-form .btn {
    grid-column: 1;
  }
}

/* ========== footer ========== */
.site-footer {
  background: #11352C;
  color: rgba(250, 248, 243, .78);
  padding: 64px 0 28px;
}

.site-footer .brand-mark {
  border-color: rgba(255, 255, 255, .28);
  color: #fff;
}

.site-footer .brand-text {
  color: rgba(250, 248, 243, .97);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 42px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}

.footer-desc {
  color: rgba(250, 248, 243, .62);
  font-size: 15px;
  margin: 18px 0 0;
  max-width: 400px;
}

.footer-col h5 {
  color: rgba(250, 248, 243, .9);
  font-size: 16px;
  margin-bottom: 20px;
  letter-spacing: .06em;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  color: rgba(250, 248, 243, .68);
  font-size: 15px;
  transition: color .18s, padding-left .18s;
}

.footer-col a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 28px;
  font-size: 14px;
  color: rgba(250, 248, 243, .46);
}

.footer-bottom a {
  color: rgba(250, 248, 243, .6);
}

.footer-bottom a:hover {
  color: #fff;
}

@media (max-width: 900px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 34px;
  }
}

@media (max-width: 640px) {
  .site-footer {
    padding: 44px 0 24px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: left;
  }
}

/* ========== section responsive base ========== */
@media (max-width: 900px) {
  .section {
    padding: 64px 0;
  }

  .section-title {
    font-size: 30px;
  }
}

@media (max-width: 640px) {
  .section {
    padding: 54px 0;
  }

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

  .section-title {
    font-size: 26px;
  }
}