/* roulang page: index */
:root {
  --primary: #175C51;
  --primary-deep: #0F3B35;
  --primary-deeper: #0C2A26;
  --gold: #B98A44;
  --gold-soft: #D7B98C;
  --bg: #F5F0E7;
  --bg-panel: #FFFFFF;
  --bg-soft: #EFE9DD;
  --text: #1F2B29;
  --muted: #5F6E6A;
  --line: #DED9CC;
  --danger: #A94638;
  --success: #1F725A;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 26px;
  --radius-pill: 999px;
  --shadow-sm: 0 6px 18px rgba(15, 42, 38, 0.06);
  --shadow-md: 0 10px 30px rgba(15, 42, 38, 0.08);
  --shadow-lg: 0 22px 48px rgba(15, 45, 38, 0.15);
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: transparent; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
::selection { background: var(--gold-soft); color: var(--text); }

.container { width: min(1200px, calc(100% - 40px)); margin-inline: auto; }

.icon {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}

/* header */
.site-header {
  position: sticky;
  top: 10px;
  z-index: 80;
  width: min(1240px, calc(100% - 28px));
  margin: 14px auto 0;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(222, 217, 204, 0.9);
  border-radius: 20px;
  box-shadow: var(--shadow-md);
}
.header__inner {
  position: relative;
  display: flex;
  align-items: center;
  padding: 12px 20px;
  gap: 12px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
.brand__mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--primary-deep);
  box-shadow: inset 0 0 0 1px rgba(215, 185, 140, 0.6);
}
.brand__mark svg { width: 26px; height: 26px; }
.brand__name {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--primary-deep);
}
.brand__name small { font-size: 13px; letter-spacing: 0.16em; color: var(--gold); margin-left: 5px; font-weight: 600; }

.nav-shell {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav-list { display: flex; align-items: center; gap: 6px; }
.nav-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  color: var(--text);
  background: transparent;
  transition: background .2s ease, color .2s ease, box-shadow .2s ease;
}
.nav-chip .icon { width: 16px; height: 16px; }
.nav-chip:hover { background: var(--primary); color: #fff; }
.nav-chip.active {
  background: var(--bg-soft);
  color: var(--primary-deep);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--gold);
}
.nav-chip.active:hover { background: var(--gold-soft); color: var(--primary-deep); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  border-radius: var(--radius-sm);
  padding: 0 20px;
  font-weight: 600;
  transition: transform .18s ease, box-shadow .18s ease, background .2s ease, color .2s ease, border-color .2s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn:active { transform: translateY(0) scale(0.99); }
.btn-gold { background: var(--gold); color: var(--primary-deep); }
.btn-gold:hover { background: var(--gold-soft); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #1f6d5f; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-light { background: transparent; border-color: rgba(255, 255, 255, 0.75); color: #fff; }
.btn-light:hover { background: rgba(255, 255, 255, 0.12); transform: translateY(-2px); }
.btn-outline { background: transparent; border-color: var(--primary); color: var(--primary); }
.btn-outline:hover { background: rgba(23, 92, 81, 0.08); }
.btn.small { min-height: 40px; padding: 0 16px; font-size: 14px; }

.nav-toggle { display: none; }

/* hero */
.home-hero {
  position: relative;
  margin-top: 28px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  color: #fff;
  background-image: linear-gradient(75deg, rgba(10, 42, 38, 0.97) 0%, rgba(15, 59, 53, 0.93) 46%, rgba(15, 59, 53, 0.42) 100%), url("/assets/images/backpic/back-1.webp");
  background-size: cover;
  background-position: center;
  box-shadow: var(--shadow-lg);
}
.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.7fr);
  gap: 44px;
  align-items: center;
  padding: 70px 58px;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gold-soft);
  margin-bottom: 18px;
  border: 1px solid rgba(215, 185, 140, 0.35);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.06);
}
.hero__title {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: clamp(38px, 5vw, 62px);
  line-height: 1.2;
  letter-spacing: 0.02em;
  font-weight: 700;
}
.hero__title span {
  color: var(--gold-soft);
}
.hero__lead {
  margin: 0 0 28px;
  font-size: 17px;
  max-width: 620px;
  color: rgba(255, 255, 255, 0.86);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__assures {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 26px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.hero__assures li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}
.hero__assures .icon { width: 17px; height: 17px; color: var(--gold-soft); }

.hero-panel {
  background: #f6f1e7;
  color: var(--text);
  border-radius: 22px;
  padding: 14px;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.18);
  transform: rotate(0.6deg);
}
.hero-panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 8px 12px;
}
.hero-panel__title { font-weight: 700; font-family: var(--serif); color: var(--primary-deep); }
.hero-panel__badge { font-size: 12px; color: var(--gold); border: 1px solid var(--line); padding: 3px 10px; border-radius: var(--radius-pill); }
.hero-panel__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 14px;
}
.hero-panel__media img { width: 100%; height: 100%; object-fit: cover; }
.hero-panel__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 8px 4px;
  margin-top: 2px;
}
.hero-panel__footer span { font-size: 14px; color: var(--muted); }
.official-pass {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 600;
}
.official-pass .icon { width: 15px; height: 15px; }

/* quick strip */
.quick-strip {
  position: relative;
  z-index: 4;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  margin: -34px auto 0;
  padding: 28px 34px;
  box-shadow: var(--shadow-md);
}
.quick-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.quick-item {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  padding: 12px 18px;
  border-left: 1px solid var(--line);
}
.quick-item:first-child { border-left: 0; }
.quick-icon {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  background: var(--bg-soft);
  color: var(--primary);
}
.quick-icon .icon { width: 24px; height: 24px; }
.quick-item h3 { margin: 0 0 4px; font-size: 16px; font-weight: 600; }
.quick-item p { margin: 0; font-size: 13.5px; line-height: 1.7; color: var(--muted); }

/* section common */
.section { padding: 86px 0; }
.section--soft { background: var(--bg); }
.section--white { background: #fff; }
.section--line { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { margin-bottom: 44px; max-width: 840px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .section-head__desc { margin-inline: auto; }
.section-head__eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin-bottom: 10px;
}
.section-head__title {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-size: clamp(28px, 3.6vw, 42px);
  line-height: 1.3;
  color: var(--primary-deep);
}
.section-head__desc {
  margin: 0;
  font-size: 16px;
  color: var(--muted);
  max-width: 680px;
}

/* steps */
.steps-section { position: relative; padding-top: 72px; }
.steps-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 34px;
  align-items: start;
}
.steps-grid::before {
  content: "";
  position: absolute;
  top: 52px;
  left: 5%;
  right: 5%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-soft), var(--gold), var(--gold-soft), transparent);
  z-index: 0;
}
.step-card {
  position: relative;
  z-index: 1;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 34px 28px 30px;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease;
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.step-card:nth-child(2) { transform: translateY(-14px); background: var(--primary-deep); border-color: var(--primary-deep); color: #fff; }
.step-card:nth-child(2):hover { transform: translateY(-16px); }
.step-pin {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--gold);
  color: var(--gold);
  border-radius: 50%;
  font-family: var(--serif);
  font-size: 17px;
  margin-bottom: 22px;
  background: #fff;
  box-shadow: 0 0 0 5px rgba(185, 138, 68, 0.08);
}
.step-card:nth-child(2) .step-pin { background: var(--primary-deep); }
.step-card h3 { margin: 0 0 12px; font-size: 21px; font-family: var(--serif); }
.step-card p { margin: 0 0 18px; font-size: 15px; color: var(--muted); }
.step-card:nth-child(2) p { color: rgba(255, 255, 255, 0.78); }
.step-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
.step-card:nth-child(2) .step-link { color: var(--gold-soft); }
.step-link .icon { width: 16px; height: 16px; }

/* showcase */
.showcase-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 20px;
}
.wide-card {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.wide-card__media { position: relative; min-height: 280px; }
.wide-card__media img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.wide-card__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(12, 42, 38, 0.05), rgba(12, 42, 38, 0.5)); }
.wide-card__content { padding: 34px 30px; position: relative; z-index: 2; }
.tag {
  display: inline-block;
  font-size: 12px;
  background: var(--bg-soft);
  color: var(--primary);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.wide-card__content h3 { margin: 0 0 16px; font-family: var(--serif); font-size: 25px; color: var(--primary-deep); line-height: 1.4; }
.wide-card__content p { margin: 0 0 20px; color: var(--muted); font-size: 15px; }
.feature-list { display: grid; gap: 10px; margin: 0 0 24px; }
.feature-list li { display: flex; gap: 10px; font-size: 14.5px; color: var(--text); }
.feature-list .icon { width: 17px; height: 17px; color: var(--gold); }
.mini-stack { display: grid; grid-template-rows: 1fr 1fr; gap: 20px; }
.mini-card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--line);
  padding: 28px;
  background: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}
.mini-card--dark { background: var(--primary-deep); color: #fff; border-color: var(--primary-deep); }
.mini-card__title { font-family: var(--serif); font-size: 21px; margin: 0 0 8px; }
.mini-card--dark .mini-card__title { color: #fff; }
.mini-card p { margin: 0 0 18px; color: var(--muted); font-size: 14px; }
.mini-card--dark p { color: rgba(255, 255, 255, 0.78); }
.mini-card__link { font-weight: 600; color: var(--primary); }
.mini-card--dark .mini-card__link { color: var(--gold-soft); }
.mini-card__cover { aspect-ratio: 16 / 7; border-radius: 12px; overflow: hidden; margin-bottom: 16px; }
.mini-card__cover img { width: 100%; height: 100%; object-fit: cover; }

/* news */
.news-section { background: linear-gradient(180deg, #f8f4ed 0%, #f2ede2 100%); }
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.news-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px 26px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--gold-soft); }
.news-card__top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.news-cat { font-size: 12px; background: var(--bg-soft); padding: 3px 10px; border-radius: var(--radius-pill); color: var(--primary); }
.news-date { font-size: 12.5px; color: var(--muted); }
.news-card__title { margin: 0 0 8px; font-size: 17px; line-height: 1.5; }
.news-card__title a { color: var(--text); transition: color .2s ease; }
.news-card:hover .news-card__title a { color: var(--primary); }
.news-card__text { margin: 0 0 16px; color: var(--muted); font-size: 14px; line-height: 1.8; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-more { margin-top: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; color: var(--primary); font-weight: 600; }
.news-more .icon { width: 16px; height: 16px; }
.empty-state {
  grid-column: 1 / -1;
  background: #fff;
  border: 1px dashed var(--line);
  border-radius: 20px;
  text-align: center;
  color: var(--muted);
  padding: 34px 20px !important;
}
.empty-state .empty-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  background: var(--bg-soft);
  color: var(--primary);
  border-radius: 14px;
  margin: 0 auto 14px;
}
.section-head__line { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; }

/* faq */
.faq-wrap { background: #fff; }
.faq-layout {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 44px;
  align-items: start;
}
.faq-left {
  background: var(--primary-deep);
  color: #fff;
  border-radius: 24px;
  padding: 34px 30px;
  position: sticky;
  top: 100px;
}
.faq-left .tag-light { color: var(--gold-soft); border: 1px solid rgba(215, 185, 140, 0.45); padding: 4px 12px; border-radius: var(--radius-pill); font-size: 12px; display: inline-block; margin-bottom: 18px; }
.faq-left h2 { font-family: var(--serif); margin: 0 0 16px; font-size: 30px; line-height: 1.35; }
.faq-left p { color: rgba(255, 255, 255, 0.8); font-size: 15px; margin: 0 0 26px; }
.faq-left .btn-gold { width: 100%; }
.faq-accordion { display: grid; gap: 14px; }
.accordion-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  transition: box-shadow .2s ease, border-color .2s ease;
}
.accordion-item[open] { box-shadow: var(--shadow-md); border-color: var(--gold-soft); }
.accordion-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  cursor: pointer;
  padding: 20px 22px;
  font-weight: 600;
  line-height: 1.6;
  border-radius: 18px;
  position: relative;
}
.accordion-item summary::-webkit-details-marker, .accordion-item summary::marker { display: none; content: ""; }
.accordion-plus {
  position: relative;
  flex: 0 0 29px;
  width: 29px;
  height: 29px;
  border-radius: 50%;
  border: 1px solid var(--gold);
}
.accordion-plus::before, .accordion-plus::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 1px;
  background: var(--gold);
  transform: translate(-50%, -50%);
}
.accordion-plus::after { transform: translate(-50%, -50%) rotate(90deg); }
.accordion-item[open] .accordion-plus::after { transform: translate(-50%, -50%) rotate(0deg); }
.accordion-answer { padding: 0 23px 22px 23px; color: var(--muted); font-size: 15px; }
.accordion-answer a { color: var(--primary); font-weight: 600; }
.arrow-btn.inline {
  display: inline-flex;
  align-items: center;
  color: #d7b98c;
  gap: 7px;
  font-weight: 600;
  margin-top: 4px;
}
.arrow-btn.inline:hover { color: #fff; }

/* contact cta */
.contact-section {
  padding: 84px 0;
  background: linear-gradient(90deg, #0c2a26 0%, #0f3b35 100%), url("/assets/images/backpic/back-2.webp");
  background-size: cover;
  background-position: center;
  background-blend-mode: multiply;
}
.cta-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  border-radius: 26px;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(215, 185, 140, 0.45);
}
.cta-note {
  position: relative;
  background: var(--primary-deep);
  color: #fff;
  padding: 46px 42px;
  background-image: url("/assets/images/backpic/back-3.png");
  background-size: cover;
  background-position: center;
  background-blend-mode: multiply;
}
.cta-note h2 { font-family: var(--serif); font-size: 32px; line-height: 1.4; margin: 0 0 18px; }
.cta-note > p { color: rgba(255, 255, 255, 0.84); margin: 0 0 26px; }
.cta-safe { display: grid; gap: 10px; margin: 0; }
.cta-safe li { display: flex; gap: 10px; align-items: flex-start; color: rgba(255, 255, 255, 0.88); font-size: 14px; }
.cta-safe .icon { width: 17px; height: 17px; color: var(--gold-soft); margin-top: 5px; }
.cta-safe small { display: block; margin-left: 27px; font-size: 12.5px; color: rgba(255, 255, 255, 0.55); }
.cta-form { padding: 36px 34px; }
.cta-form h3 { font-family: var(--serif); font-size: 22px; margin: 0 0 6px; color: var(--primary-deep); }
.cta-form > p { margin: 0 0 22px; color: var(--muted); font-size: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; color: var(--text); margin-bottom: 7px; font-weight: 600; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 10px;
  padding: 10px 13px;
  color: var(--text);
  transition: border .2s ease, box-shadow .2s ease;
}
.form-group textarea { min-height: 98px; resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(185, 138, 68, 0.16); }
.form-group.invalid input { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(169, 70, 56, 0.12); }
.form-tip { min-height: 44px; display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 13px; margin-top: 10px; }
.form-tip.success { color: var(--success); }
.form-tip.error { color: var(--danger); }
.form-buttons { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.btn-block { width: 100%; }
.cta-disclaimer {
  font-size: 12.5px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  margin-top: 18px;
  padding-top: 16px;
}

/* footer */
.site-footer { background: var(--primary-deeper); color: rgba(255, 255, 255, 0.82); padding: 60px 0 28px; }
.footer-group { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: 46px; }
.footer-brand-copy .brand__name { color: #fff; }
.footer-brand-copy p { font-size: 14px; max-width: 320px; margin-top: 18px; color: rgba(255, 255, 255, 0.6); }
.footer-column h4 { font-size: 15px; margin: 4px 0 18px; color: #fff; font-weight: 600; letter-spacing: 0.04em; }
.footer-column a {
  display: block;
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
  margin-bottom: 12px;
  transition: color .2s ease, transform .2s ease;
}
.footer-column a:hover { color: var(--gold-soft); transform: translateX(3px); }
.footer-contact p { display: flex; gap: 10px; font-size: 14px; margin-bottom: 12px; align-items: flex-start; color: rgba(255, 255, 255, 0.7); }
.footer-contact .icon { width: 18px; height: 18px; color: var(--gold-soft); margin-top: 4px; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 50px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.4);
  font-size: 13px;
}
.footer-bottom a { color: rgba(255, 255, 255, 0.6); }
.footer-bottom span.icp-note { display: inline-block; }

/* responsive */
@media (max-width: 1100px) {
  .nav-toggle {
    display: inline-flex;
    width: 42px;
    height: 42px;
    margin-left: auto;
    border-radius: 10px;
    align-items: center;
    justify-content: center;
    background: var(--bg-soft);
    color: var(--primary-deep);
    flex: 0 0 auto;
  }
  .nav-shell {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 14px;
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    align-items: stretch;
  }
  .nav-shell.is-open { display: flex; }
  .nav-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .nav-chip { width: 100%; justify-content: center; background: var(--bg-soft); }
  .nav-chip:hover { background: var(--primary); }
  .nav-shell .btn { width: 100%; }

  .home-hero__inner, .hero__inner { grid-template-columns: 1fr; padding: 52px 34px; }
  .hero-panel { max-width: 520px; }
  .quick-grid { grid-template-columns: 1fr; }
  .quick-item { border-left: 0; border-top: 1px solid var(--line); padding-top: 18px; }
  .quick-item:first-child { border-top: 0; padding-top: 0; }
  .showcase-grid { grid-template-columns: 1fr; }
  .mini-stack { grid-template-rows: auto; }
  .cta-card { grid-template-columns: 1fr; }
  .cta-note { padding: 36px 28px; }
  .cta-form { padding: 32px 28px; }
  .footer-group { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 768px) {
  body { font-size: 15px; }
  .section { padding: 62px 0; }
  .container { width: min(100% - 28px, 1200px); }
  .site-header { width: calc(100% - 16px); top: 6px; }
  .header__inner { padding: 10px 12px; }
  .brand__name { font-size: 17px; }
  .hero__inner { padding: 42px 20px; }
  .hero__title { font-size: 34px; }
  .hero__lead { font-size: 15px; }
  .hero__actions .btn { width: 100%; }
  .steps-grid { grid-template-columns: 1fr; gap: 16px; }
  .steps-grid::before { display: none; }
  .step-card:nth-child(2) { transform: none; }
  .step-card:hover { transform: translateY(-2px); }
  .step-card:nth-child(2):hover { transform: translateY(-3px); }
  .wide-card { grid-template-columns: 1fr; }
  .wide-card__media { min-height: 200px; }
  .news-grid { grid-template-columns: 1fr; }
  .faq-layout { grid-template-columns: 1fr; gap: 24px; }
  .faq-left { position: static; }
  .cta-note { padding: 28px 20px; }
  .cta-form { padding: 26px 20px; }
  .form-row { grid-template-columns: 1fr; gap: 14px; }
  .footer-group { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .nav-list { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .quick-strip { padding: 20px; }
  .section-head__line { flex-direction: column; align-items: flex-start; }
  .hero-panel { padding: 10px; }
  .hero-panel__media { aspect-ratio: 4 / 3; }
  .showcase-layout .wide-card__content { padding: 24px 18px; }
  .news-card { padding: 20px; }
  .accordion-item summary { padding: 17px 15px; font-size: 14.5px; }
  .accordion-answer { padding: 0 17px 18px; }
  .btn { width: 100%; }
  .hero__actions .btn:last-child { width: 100%; }
  .contact-section { padding: 48px 0; }
}

/* roulang page: category1 */
:root{
  --primary:#175C51;
  --primary-deep:#0F3B35;
  --accent:#B98A44;
  --accent-light:#D7B98C;
  --bg:#F5F0E7;
  --panel:#FFFFFF;
  --sand:#EFE9DD;
  --ink:#1F2B29;
  --muted:#5F6E6A;
  --line:#DED9CC;
  --danger:#A94638;
  --success:#1F725A;
  --footer:#0C2A26;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --radius-lg:20px;
  --radius:16px;
  --radius-sm:8px;
  --shadow:0 10px 30px rgba(15,42,38,.08);
  --shadow-hover:0 18px 38px rgba(15,42,38,.14);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body.nav-open{overflow:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{padding:0;margin:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.32;margin:0;font-weight:700;color:var(--ink)}
button{font-family:inherit;border:none;background:none;cursor:pointer;color:inherit}
input,select,textarea{font-family:inherit;font-size:1rem;color:var(--ink)}
.container{width:min(1200px,100% - 48px);margin-inline:auto}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}

/* 通用组件 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--radius-sm);
  font-weight:600;font-size:.94rem;line-height:1.2;
  transition:transform .25s var(--ease),box-shadow .25s,background .25s,color .25s,border-color .25s;
  border:1px solid transparent;white-space:nowrap;
}
.btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:#0d473e;transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-primary:active{transform:translateY(0);background:#0b3b34}
.btn-gold{background:var(--accent);color:#14251f;border-color:#c69b58}
.btn-gold:hover{background:#c9a055;transform:translateY(-2px);box-shadow:0 14px 28px rgba(185,138,68,.28)}
.btn-gold:active{transform:translateY(0);background:#a97e3c}
.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-outline:hover{background:rgba(23,92,81,.08);transform:translateY(-2px);border-color:#0f4f45}
.btn-outline.on-dark{color:#fff;border-color:rgba(215,185,140,.75)}
.btn-outline.on-dark:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn.small{min-height:40px;padding:0 16px;font-size:.88rem;border-radius:999px}

.badge{
  display:inline-flex;align-items:center;gap:5px;min-height:24px;padding:0 10px;
  font-size:.78rem;font-weight:600;letter-spacing:.08em;border-radius:999px;
  background:#f0ede5;color:var(--primary);border:1px solid #dfd9cd;
}
.badge.gold{background:#f7efe2;color:#8d672a;border-color:#e4d0b1}
.badge.on-dark{background:rgba(255,255,255,.1);color:#f2ebe0;border-color:rgba(215,185,140,.4)}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;
  font-size:.86rem;font-weight:600;letter-spacing:.1em;color:var(--accent);text-transform:uppercase;
}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--accent)}
.section-head{margin-bottom:44px;max-width:760px}
.section-head.center{margin-inline:auto;text-align:center}
.section-head.kicker h2{font-size:clamp(1.75rem,3vw,2.5rem)}
.section-head p{margin-top:14px;color:var(--muted);font-size:1.05rem}
.gold-rule{width:52px;height:3px;border-radius:2px;background:linear-gradient(90deg,#c9a055,#d7b98c);margin:14px 0 0}

/* 头部与导航 */
.site-header{position:sticky;top:10px;z-index:60;padding:0 18px}
.header__inner{
  position:relative;display:flex;align-items:center;gap:18px;max-width:1240px;margin:0 auto;
  padding:12px 16px;background:rgba(250,248,243,.94);backdrop-filter:blur(14px);
  border:1px solid rgba(222,217,204,.92);border-radius:18px;box-shadow:0 8px 24px rgba(15,42,38,.06);
}
.brand{display:inline-flex;align-items:center;gap:10px;margin-right:2px;position:relative;z-index:2}
.brand__mark{display:grid;place-items:center;width:36px;height:36px;background:transparent;flex:none}
.brand__mark svg{width:100%;height:100%}
.brand__name{font-family:var(--serif);font-weight:700;font-size:1.22rem;letter-spacing:.02em;color:var(--ink);line-height:1;white-space:nowrap}
.brand__name small{display:block;font-size:.66rem;font-weight:500;letter-spacing:.42em;color:var(--accent);margin-top:3px;text-indent:.28em}
.nav-shell{display:flex;align-items:center;justify-content:flex-end;gap:16px;flex:1;min-width:0}
.nav-list{display:flex;align-items:center;gap:7px}
.nav-chip{
  display:inline-flex;align-items:center;gap:6px;min-height:38px;padding:0 12px;
  background:transparent;border:1px solid transparent;border-radius:999px;color:#4d5b57;
  font-size:14px;font-weight:500;transition:all .22s ease;line-height:1.1;
}
.nav-chip .icon{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8}
.nav-chip:hover{color:var(--primary);background:#ede8de;border-color:#e2ddd0}
.nav-chip.active{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(23,92,81,.22)}
.nav-chip.active .icon{stroke:var(--accent-light)}
.nav-chip:focus-visible,.btn:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.header__cta{margin-left:auto;display:flex;align-items:center;gap:8px}
.nav-toggle{display:none;width:42px;height:42px;align-items:center;justify-content:center;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--primary)}
.nav-toggle svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.nav-toggle[aria-expanded="true"] svg{transform:rotate(90deg)}

/* Hero */
.page-hero{padding:44px 0 0}
.hero-panel{
  position:relative;overflow:hidden;border-radius:24px;background:var(--primary-deep);
  background-image:url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center 30%;
  min-height:470px;display:flex;align-items:center;color:#fff;
}
.hero-panel::before{
  content:"";position:absolute;inset:0;display:block;
  background:linear-gradient(90deg,rgba(10,38,33,.96) 0%,rgba(15,59,53,.88) 48%,rgba(15,59,53,.42) 100%);
}
.hero-panel__inner{position:relative;z-index:2;width:100%;display:grid;grid-template-columns:1.12fr .88fr;gap:36px;align-items:center;padding:64px 0}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;font-size:.87rem;color:rgba(255,255,255,.7);margin-bottom:24px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.15)}
.breadcrumb a:hover{color:#fff}
.breadcrumb svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:1.7;vertical-align:-1px}
.hero-flag{
  display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.1);border:1px solid rgba(215,185,140,.32);
  color:var(--accent-light);padding:5px 13px;border-radius:999px;font-size:.84rem;letter-spacing:.08em;
}
.hero-panel h1{
  margin-top:18px;font-size:clamp(2.4rem,5vw,4rem);color:#fff;letter-spacing:.02em;line-height:1.15;
}
.hero-panel h1 em{font-style:normal;letter-spacing:.02em}
.hero-lead{margin-top:18px;color:rgba(255,255,255,.84);font-size:1.1rem;max-width:580px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-panel .btn-primary{background:var(--accent);color:#0f342d}
.hero-panel .btn-primary:hover{background:#d3a968;box-shadow:0 16px 30px rgba(0,0,0,.2)}
.hero-ticket{
  position:relative;padding:26px;border-radius:20px;background:rgba(10,28,25,.7);
  border:1px solid rgba(215,185,140,.42);backdrop-filter:blur(6px);color:#fff;
}
.hero-ticket::before{
  content:"OFFICIAL";position:absolute;top:22px;right:-26px;transform:rotate(90deg);
  color:rgba(215,185,140,.5);letter-spacing:.24em;font-size:.65rem;
}
.ticket-top{display:flex;justify-content:space-between;gap:16px;padding-bottom:18px;border-bottom:1px dashed rgba(215,185,140,.34)}
.ticket-top strong{display:block;font-family:var(--serif);font-size:1.35rem;line-height:1.4}
.ticket-top small{color:rgba(255,255,255,.7)}
.ticket-grid{list-style:none;display:grid;gap:14px;padding:18px 0 22px;margin:0}
.ticket-grid li{display:flex;gap:12px;align-items:flex-start;font-size:.95rem;color:rgba(255,255,255,.84)}
.ticket-grid .tick-tag{flex:none;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;border:1px solid var(--accent-light);color:var(--accent-light);font-size:.8rem;font-weight:600}
.hero-ticket .btn{width:100%;margin-top:auto;border-radius:10px}
.hero-ticket .ticket-foot{margin-top:14px;font-size:.8rem;color:rgba(255,255,255,.55);padding:8px 2px 0;text-align:center}

/* 栏目导言 */
.intro-module{background:var(--bg)}
.intro-wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:60px;align-items:center}
.intro-copy h2{font-size:clamp(1.85rem,3vw,2.4rem);line-height:1.35}
.intro-copy p{color:#46605a;margin-top:18px}
.intro-meta{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.intro-meta dl{margin:0;display:grid;gap:20px}
.intro-meta dt{display:flex;align-items:center;gap:8px;font-size:.84rem;font-weight:600;color:var(--accent);letter-spacing:.08em}
.intro-meta dd{margin:5px 0 0;color:var(--muted);font-size:.95rem;line-height:1.7}

/* 内容类型卡片 */
.content-section{background:#fff;position:relative;overflow:hidden}
.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.content-card{
  position:relative;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;padding:28px;transition:transform .3s var(--ease),box-shadow .3s,border-color .3s;
}
.content-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--accent),transparent 72%)}
.content-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:#cbc2b2}
.content-card.dark{background:#0A2E29;border-color:#0A2E29;color:#eee}
.content-card.dark h3{color:#fff}
.content-card.dark .card-num{color:rgba(215,185,140,.65)}
.card-num{display:block;font-family:var(--serif);font-size:1.6rem;color:var(--accent);font-weight:500;line-height:1}
.content-card h3{margin-top:12px;font-size:1.35rem}
.content-card p{margin-top:12px;color:var(--muted);font-size:.97rem}
.content-card.dark p{color:rgba(255,255,255,.75)}
.card-link{display:inline-flex;align-items:center;gap:7px;margin-top:20px;color:var(--primary);font-weight:600;font-size:.92rem}
.content-card.dark .card-link{color:var(--accent-light)}
.card-link svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;transition:transform .2s}
.card-link:hover svg{transform:translateX(4px)}
.card-icon{width:46px;height:46px;border-radius:14px;background:#fff;display:grid;place-items:center;color:var(--primary);border:1px solid #dcd6c9;box-shadow:0 4px 10px rgba(15,42,38,.05)}
.content-card.dark .card-icon{background:#0F3B35;color:var(--accent-light);border-color:#2b6558}
.card-icon svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8}

/* 内容更新时间线/流程 */
.flow-section{background:var(--primary-deep);color:#fff;position:relative;overflow:hidden}
.flow-section::after{content:"";position:absolute;right:-120px;bottom:-120px;width:360px;height:360px;border:32px solid rgba(215,185,140,.16);border-radius:50%}
.flow-section .section-head h2{color:#fff}
.flow-section .section-head p{color:rgba(255,255,255,.72)}
.flow-head{margin-bottom:48px;display:flex;justify-content:space-between;align-items:flex-end;gap:30px}
.flow-list{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:52px 32px;z-index:2}
.flow-list:before{content:"";position:absolute;top:50px;left:8%;right:8%;height:1px;background:linear-gradient(90deg,transparent,rgba(215,185,140,.48),transparent)}
.flow-step{position:relative;z-index:1}
.step-index{display:grid;place-items:center;width:66px;height:66px;border-radius:50%;border:1px solid var(--accent-light);color:var(--accent-light);font-family:var(--serif);font-size:1.45rem;background:#0A2E29;box-shadow:0 0 0 8px rgba(185,138,68,.08);transition:transform .25s}
.flow-step:hover .step-index{transform:scale(1.08)}
.flow-step h3{color:#fff;margin:22px 0 12px;font-size:1.3rem}
.flow-step p{color:rgba(255,255,255,.75);font-size:.95rem;line-height:1.8}
.flow-step em{display:block;font-style:normal;font-size:.82rem;letter-spacing:.1em;color:var(--accent-light);margin-top:14px;text-transform:uppercase}

/* 展示/精选 */
.dynamics-section{background:var(--bg)}
.dynamics-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:36px;align-items:start}
.showcase{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:#fff;
}
.showcase img{width:100%;height:230px;object-fit:cover}
.showcase__body{padding:24px 24px 28px}
.showcase__body .badge{margin-bottom:10px}
.showcase__body h3{font-size:1.4rem}
.showcase__body p{margin-top:12px;color:var(--muted)}
.showcase__author{margin-top:16px;display:flex;align-items:center;gap:7px;color:var(--accent);font-size:.85rem;font-weight:600;letter-spacing:.05em}
.update-stack{display:flex;flex-direction:column;gap:14px}
.update-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;
  transition:all .25s;box-shadow:0 2px 6px rgba(15,42,38,.04);
}
.update-card:hover{transform:translateX(-5px);border-color:#cbbfa9;box-shadow:var(--shadow)}
.update-card .date-chip{writing-mode:horizontal-tb;display:grid;justify-items:center;min-width:62px;padding:8px 0;border-radius:12px;background:rgba(23,92,81,.06);color:var(--primary);font-weight:600}
.update-card .date-chip b{font-family:var(--serif);font-size:1.2rem;line-height:1.1}
.update-card .date-chip span{font-size:.68rem;color:#76918b}
.update-info h4{font-size:1.06rem;font-weight:700;color:var(--ink);line-height:1.5}
.update-info p{margin-top:4px;color:var(--muted);font-size:.92rem;line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.update-go{width:38px;height:38px;border-radius:50%;background:var(--sand);display:grid;place-items:center;color:var(--primary);transition:.2s}
.update-card:hover .update-go{background:var(--accent);color:#fff;transform:rotate(-45deg)}
.update-go svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2}
.update-note{
  margin-top:14px;padding:14px 18px;border-left:3px solid var(--accent);background:var(--sand);
  border-radius:0 12px 12px 0;color:var(--muted);font-size:.92rem;
  display:flex;gap:10px;
}
.update-note svg{width:20px;height:20px;fill:none;stroke:var(--accent);stroke-width:1.7;flex:none;margin-top:3px}

/* 公告提示条 */
.notice-strip{background:#0A2E29;padding:62px 0;color:#fff;position:relative;overflow:hidden}
.notice-strip .container{display:flex;flex-wrap:wrap;align-items:center;gap:32px}
.notice-strip .notice-copy{flex:1 1 360px;display:flex;gap:18px;align-items:flex-start}
.notice-copy .icon-wrap{flex:none;display:grid;place-items:center;width:52px;height:52px;border-radius:14px;background:rgba(215,185,140,.12);color:var(--accent-light)}
.notice-copy .icon-wrap svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.8}
.notice-copy h3{color:#fff;margin-bottom:6px;font-size:1.2rem}
.notice-copy p{color:rgba(255,255,255,.76);font-size:.94rem;max-width:600px}
.notice-actions{display:flex;gap:14px;flex-wrap:wrap}

/* FAQ */
.faq-section{background:#FAF7F0}
.faq-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:flex-start}
.faq-aside{position:sticky;top:140px;padding-right:40px}
.faq-aside .aside-icon{width:48px;height:48px;border:1px solid var(--line);background:#fff;border-radius:15px;display:grid;place-items:center;color:var(--primary);box-shadow:var(--shadow)}
.faq-aside .aside-icon svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7}
.faq-list{display:flex;flex-direction:column;gap:14px}
details.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .2s,box-shadow .3s;
}
.faq-item summary{
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:18px;
  padding:20px 22px;cursor:pointer;font-weight:600;font-size:1.05rem;color:var(--ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item .faq-icon{position:relative;flex:none;width:30px;height:30px;border-radius:50%;background:var(--sand);color:var(--primary);transition:.25s}
.faq-item .faq-icon:before,.faq-item .faq-icon:after{content:"";position:absolute;left:50%;top:50%;background:currentColor;transform:translate(-50%,-50%);border-radius:1px}
.faq-item .faq-icon:before{width:12px;height:2px}
.faq-item .faq-icon:after{width:2px;height:12px}
.faq-item:hover{border-color:#d6c6aa}
.faq-item[open]{box-shadow:0 14px 30px rgba(15,42,38,.08);border-color:#cfc6b8}
.faq-item[open] .faq-icon{background:var(--primary);color:#fff;transform:rotate(135deg)}
.faq-answer{padding:0 22px 22px;color:var(--muted);font-size:.97rem;line-height:1.85}
.faq-item[open] summary{border-bottom:1px solid #eee8dc}

/* CTA / contact */
.contact-card{
  background:url("/assets/images/backpic/back-1.webp") center 60% / cover no-repeat;position:relative;border-radius:26px;overflow:hidden;padding:64px;
}
.contact-card::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(9,34,30,.97) 40%,rgba(15,59,53,.85))}
.contact-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1.05fr;gap:52px;align-items:center}
.contact-grid .section-head h2{font-size:clamp(2rem,3vw,2.6rem);color:#fff}
.contact-grid .section-head p{color:rgba(255,255,255,.75);margin-top:14px}
.contact-points{margin-top:28px;display:grid;gap:14px}
.contact-points li{display:flex;align-items:center;gap:13px;color:rgba(255,255,255,.86)}
.contact-points i{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:rgba(215,185,140,.14);border:1px solid rgba(215,185,140,.4);color:var(--accent-light);font-style:normal;font-size:.9rem}
.contact-form{
  background:#fff;border-radius:18px;padding:32px;color:var(--ink);box-shadow:0 24px 60px rgba(0,0,0,.25);
}
.contact-form h3{font-size:1.3rem;line-height:1.5}
.contact-form .form-note{font-size:.85rem;color:var(--muted);margin:6px 0 18px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:.86rem;font-weight:600;color:#3d4a46;margin-bottom:6px}
.form-group input,.form-group textarea,.form-group select{
  width:100%;display:block;border:1px solid #d9d3c6;background:#fbf9f4;border-radius:10px;padding:12px 14px;transition:.2s;
}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 4px rgba(23,92,81,.1)}
.form-group textarea{min-height:96px;resize:vertical}
.form-feedback{margin:10px 0 0;display:none;color:var(--success);font-size:.9rem;font-weight:500}
.form-legal{font-size:.78rem;color:#88928e;margin-top:10px;line-height:1.6}
.form-submit{width:100%;margin-top:8px}

/* 页脚 */
.site-footer{background:var(--footer);color:rgba(255,255,255,.7);padding:64px 0 0;line-height:1.8}
.site-footer a{transition:.2s}
.site-footer a:hover{color:#fff}
.footer-group{display:grid;grid-template-columns:1.25fr .72fr .72fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand-copy .brand__name{color:#fff}
.footer-brand-copy .brand__name small{color:var(--accent-light)}
.footer-brand-copy p{margin-top:16px;font-size:.94rem;max-width:290px}
.footer-column{display:flex;flex-direction:column;align-items:flex-start;gap:11px}
.footer-column h4,.footer-contact h4{color:#fff;margin-bottom:6px;font-size:1rem;letter-spacing:.04em}
.footer-contact h4{margin-bottom:8px}
.footer-contact p{display:flex;align-items:flex-start;gap:9px;font-size:.93rem}
.footer-contact .icon{width:18px;height:18px;fill:none;stroke:var(--accent-light);stroke-width:1.7;flex:none;margin-top:4px}
.footer-contact a{color:#fff;text-decoration:underline;text-decoration-color:rgba(215,185,140,.45);text-underline-offset:4px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 0;font-size:.87rem;color:rgba(255,255,255,.5)}
.footer-bottom a{text-decoration:underline;text-underline-offset:4px}

/* 响应式 */
@media (max-width:1150px){
  .nav-chip{padding:0 10px;font-size:13px}
  .nav-chip .icon{display:none}
  .nav-shell{gap:10px}
}
@media (max-width:1024px){
  .nav-toggle{display:flex;margin-left:auto}
  .nav-shell{
    position:absolute;top:calc(100% + 10px);left:0;right:0;display:none;flex-direction:column;
    align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;
    box-shadow:0 24px 50px rgba(12,42,38,.18);gap:8px;
  }
  .nav-shell.open{display:flex}
  .nav-list,.nav-shell{width:100%}
  .nav-utils{display:flex;justify-content:flex-end;padding-top:12px;border-top:1px solid var(--line)}
  .nav-tools{display:flex;padding:0 0 10px}
  .nav-list{flex-wrap:wrap}
  .nav-chip{background:var(--bg)}
  .nav-chip.active{background:var(--primary)}
  .nav-chip:not(.active):hover{background:var(--sand)}
  .header__cta{margin-left:0;align-items:center;display:flex}
  .header__cta .btn.small{margin-left:auto}
  .hero-panel__inner{grid-template-columns:1fr;padding:40px 0}
  .hero-ticket{max-width:590px}
  .intro-wrap,.dynamics-grid,.contact-grid{grid-template-columns:1fr}
  .intro-copy{padding-right:0}
  .faq-layout{grid-template-columns:1fr;gap:30px}
  .faq-aside{position:static;padding-right:0;margin-bottom:10px}
  .section{padding:76px 0}
  .footer-group{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .footer-group{grid-template-columns:1fr}
  .flow-list{grid-template-columns:1fr}
  .flow-list:before{display:none}
  .content-grid{grid-template-columns:1fr}
  .hero-panel{min-height:auto}
  .site-header{padding:0 12px}
  .header__inner{padding:12px}
  .brand__name{font-size:1.05rem}
  .contact-card{padding:28px 16px;border-radius:18px}
  .contact-form{padding:22px}
  .form-row{grid-template-columns:1fr}
  .section{padding:60px 0}
  .section-head{margin-bottom:28px}
  .notice-strip .container{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .footer-bottom{flex-direction:column;text-align:center}
  .update-card{grid-template-columns:1fr auto;row-gap:6px}
  .update-go{display:none}
  .hero-panel__inner{padding-top:24px}
  .hero-ticket{padding:20px}
  .hero-panel h1{font-size:2.2rem}
  .brand__mark{width:32px;height:32px}
  .site-header .brand small{display:none}
  .brand__name{font-size:1.03rem;white-space:normal}
}

/* roulang page: article */
:root {
  --brand: #175C51;
  --brand-deep: #0F3B35;
  --gold: #B98A44;
  --gold-light: #D7B98C;
  --bg: #F5F0E7;
  --panel: #FFFFFF;
  --panel-alt: #EFE9DD;
  --text: #1F2B29;
  --text-weak: #5F6E6A;
  --border: #DED9CC;
  --success: #1F725A;
  --danger: #A94638;
  --radius-sm: 8px;
  --radius: 16px;
  --radius-lg: 20px;
  --shadow-sm: 0 6px 18px rgba(15, 42, 38, 0.07);
  --shadow: 0 10px 30px rgba(15, 42, 38, 0.08);
  --shadow-lg: 0 18px 38px rgba(15, 42, 38, 0.14);
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.85;
}

ul, ol {
  list-style: none;
}

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

button {
  font-family: inherit;
}

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

.container {
  width: min(1200px, 100% - 32px);
  margin-inline: auto;
}

.svg-defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 60;
  padding: 0 12px;
}

.header__inner {
  display: flex;
  align-items: center;
  max-width: 1240px;
  margin-inline: auto;
  padding: 10px 12px 10px 18px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(222, 217, 204, 0.88);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  margin-right: auto;
  flex: 0 0 auto;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  background: rgba(23, 92, 81, 0.08);
  border-radius: 10px;
}

.brand__mark svg {
  width: 26px;
  height: 26px;
}

.brand__name {
  color: var(--brand-deep);
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.brand__name small {
  font-size: 15px;
  font-weight: 500;
  margin-left: 2px;
  color: var(--brand);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--brand-deep);
  transition: all 0.24s ease;
}

.nav-toggle:hover {
  background: var(--brand);
  color: #fff;
}

.nav-toggle .icon {
  width: 22px;
  height: 22px;
}

.nav-shell {
  display: flex;
  align-items: center;
  gap: 10px;
}

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

.nav-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 40px;
  padding: 7px 13px;
  background: var(--panel-alt);
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--text);
  font-size: 13.5px;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.24s ease, color 0.24s ease, border-color 0.24s ease, transform 0.24s ease;
}

.nav-chip .icon {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}

.nav-chip:hover {
  background: var(--brand);
  color: #fff;
  border-color: transparent;
  transform: translateY(-1px);
}

.nav-chip.active {
  background: var(--brand-deep);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(215, 185, 140, 0.42);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.2;
  transition: transform 0.24s ease, box-shadow 0.24s ease, background 0.24s ease, border-color 0.24s ease;
}

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

.btn:active {
  transform: translateY(0);
}

.btn-gold {
  background: var(--gold);
  color: var(--brand-deep);
}

.btn-gold:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(185, 138, 68, 0.22);
}

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

.btn-green:hover {
  background: var(--brand-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn.small {
  min-height: 38px;
  padding: 7px 15px;
  font-size: 14px;
}

.article-hero {
  position: relative;
  padding: 72px 0 118px;
  background:
    linear-gradient(100deg, rgba(11, 45, 40, 0.97) 0%, rgba(15, 59, 53, 0.9) 42%, rgba(23, 92, 81, 0.76) 100%),
    url("/assets/images/backpic/back-1.webp") center / cover no-repeat;
  color: #fff;
  overflow: hidden;
}

.article-hero::before {
  content: "";
  position: absolute;
  width: 460px;
  height: 460px;
  right: -120px;
  top: -180px;
  border: 1px solid rgba(215, 185, 140, 0.22);
  border-radius: 50%;
  box-shadow: 0 0 0 44px rgba(215, 185, 140, 0.05), 0 0 0 88px rgba(215, 185, 140, 0.03);
}

.article-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light), transparent);
  opacity: 0.75;
}

.crumb {
  position: relative;
  z-index: 1;
}

.crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.74);
}

.crumb li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.crumb li + li::before {
  content: "/";
  color: rgba(255, 255, 255, 0.4);
}

.crumb a:hover {
  color: var(--gold-light);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.article-hero h1 {
  position: relative;
  z-index: 1;
  max-width: 980px;
  margin-top: 20px;
  font-family: var(--font-serif);
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.28;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.article-summary {
  position: relative;
  z-index: 1;
  max-width: 850px;
  margin-top: 16px;
  font-size: 15.5px;
  line-height: 2;
  color: rgba(255, 255, 255, 0.82);
}

.article-facts {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.fact-item {
  min-width: 170px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(215, 185, 140, 0.2);
  border-left: 2px solid var(--gold);
  border-radius: 10px;
}

.fact-item span {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.56);
}

.fact-item strong {
  display: block;
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  line-height: 1.6;
}

.not-found-hero-mini {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin-top: 28px;
}

.main-article-wrap {
  position: relative;
  z-index: 3;
  margin-top: -68px;
  margin-bottom: 70px;
}

.article-shell {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.article-shell-topbar {
  height: 5px;
  background: linear-gradient(90deg, var(--brand), var(--gold-light), var(--gold));
}

.article-body {
  max-width: 860px;
  margin-inline: auto;
  padding: 46px clamp(24px, 6vw, 78px) 58px;
  font-size: 16.5px;
  line-height: 2;
  color: #26312F;
}

.article-body > * + * {
  margin-top: 1.35rem;
}

.article-body p {
  margin-bottom: 1.35rem;
}

.article-body h2,
.article-body h3,
.article-body h4 {
  font-family: var(--font-serif);
  color: var(--brand-deep);
  line-height: 1.45;
  font-weight: 600;
}

.article-body h2 {
  margin-top: 2.6rem;
  margin-bottom: 1rem;
  padding-top: 0.6rem;
  padding-left: 18px;
  border-left: 3px solid var(--gold);
  font-size: 27px;
}

.article-body h3 {
  margin-top: 2.2rem;
  margin-bottom: 0.75rem;
  font-size: 21px;
}

.article-body h4 {
  margin-top: 1.8rem;
  font-size: 17.5px;
}

.article-body a {
  color: var(--brand);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: rgba(23, 92, 81, 0.3);
  text-underline-offset: 4px;
}

.article-body a:hover {
  color: var(--gold);
}

.article-body blockquote {
  margin: 2.2rem 0;
  padding: 20px 24px;
  background: var(--bg);
  border-left: 3px solid var(--gold);
  border-radius: 0 12px 12px 0;
  color: var(--text-weak);
  font-family: var(--font-serif);
  font-size: 17px;
}

.article-body ul,
.article-body ol {
  margin: 1.4rem 0;
  padding-left: 1.4rem;
}

.article-body ul {
  list-style: disc;
}

.article-body ol {
  list-style: decimal;
}

.article-body li {
  margin-bottom: 0.55rem;
}

.article-body img {
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--border);
  margin: 1.8rem 0;
}

.article-body figure {
  margin: 2rem 0;
}

.article-body figcaption {
  margin-top: 10px;
  color: var(--text-weak);
  font-size: 13.5px;
  text-align: center;
}

.article-source-line {
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px dashed var(--border);
  color: var(--text-weak);
  font-size: 13.5px;
}

.empty-state {
  max-width: 680px;
  margin-inline: auto;
  padding: 70px 28px 80px;
  text-align: center;
}

.empty-state .empty-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 16px;
  color: var(--gold);
}

.empty-state h2 {
  font-family: var(--font-serif);
  font-size: 26px;
  color: var(--brand-deep);
}

.empty-state p {
  margin: 12px auto 26px;
  max-width: 460px;
  color: var(--text-weak);
}

.empty-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.disclaim-section {
  background: var(--bg);
  padding: 56px 0 22px;
}

.disclaim-wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.disclaim-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 26px 24px;
}

.disclaim-card h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--brand-deep);
  margin-bottom: 10px;
}

.disclaim-card h3 .icon {
  width: 18px;
  height: 18px;
  color: var(--gold);
}

.disclaim-card p {
  color: var(--text-weak);
  font-size: 14.5px;
  line-height: 1.9;
}

.explore-section {
  background: #fff;
  padding: 78px 0;
  border-top: 1px solid var(--border);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.4;
  font-weight: 600;
  color: var(--brand-deep);
}

.section-head p {
  max-width: 520px;
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.9;
}

.explore-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr 0.85fr;
  gap: 18px;
}

.explore-card {
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.explore-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.explore-card.pick {
  grid-row: span 2;
}

.explore-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--panel-alt);
}

.explore-card.pick .explore-media {
  aspect-ratio: 16 / 10;
}

.explore-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.explore-card:hover .explore-media img {
  transform: scale(1.04);
}

.explore-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 20px 22px 24px;
}

.explore-body .tag {
  align-self: flex-start;
  padding: 3px 12px;
  background: rgba(23, 92, 81, 0.08);
  border-radius: 999px;
  color: var(--brand);
  font-size: 12.5px;
  font-weight: 600;
}

.explore-body h3 {
  margin-top: 12px;
  font-family: var(--font-serif);
  font-size: 21px;
  color: var(--brand-deep);
  line-height: 1.4;
}

.explore-body p {
  margin-top: 8px;
  color: var(--text-weak);
  font-size: 14px;
  line-height: 1.85;
}

.explore-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: var(--brand);
  font-weight: 600;
  font-size: 14px;
}

.explore-link .icon {
  width: 16px;
  height: 16px;
  transition: transform 0.24s ease;
}

.explore-card:hover .explore-link .icon {
  transform: translateX(4px);
}

.cta-section {
  background: linear-gradient(120deg, var(--brand-deep), #175C51 60%, #1F725A);
  padding: 78px 0;
}

.cta-card {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(215, 185, 140, 0.28);
  border-radius: var(--radius-lg);
  padding: 38px 42px;
  color: #fff;
}

.cta-card::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 1px solid rgba(215, 185, 140, 0.16);
}

.cta-card h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 600;
  line-height: 1.5;
}

.cta-card p {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14.5px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  flex: 0 0 auto;
}

.site-footer {
  background: #0C2A26;
  color: rgba(255, 255, 255, 0.82);
  padding: 62px 0 26px;
  font-size: 14px;
}

.footer-group {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr 0.9fr 1.1fr;
  gap: 36px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand-copy .brand {
  margin: 0;
}

.footer-brand-copy .brand__name {
  color: #fff;
}

.footer-brand-copy .brand__name small {
  color: var(--gold-light);
}

.footer-brand-copy p {
  max-width: 380px;
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.95;
  font-size: 13.5px;
}

.footer-column,
.footer-contact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.footer-column h4,
.footer-contact h4 {
  color: var(--gold-light);
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
}

.footer-column a {
  color: rgba(255, 255, 255, 0.72);
  transition: color 0.22s ease;
}

.footer-column a:hover {
  color: var(--gold-light);
}

.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.8;
  font-size: 13.5px;
}

.footer-contact .icon {
  width: 16px;
  height: 16px;
  margin-top: 5px;
  flex: 0 0 auto;
  color: var(--gold);
}

.footer-contact a {
  color: var(--gold-light);
}

.footer-contact a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 24px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a:hover {
  color: var(--gold-light);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

@media (max-width: 1024px) {
  .header__inner {
    padding: 10px 14px;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: 8px;
  }

  .nav-shell {
    position: fixed;
    top: 74px;
    left: 14px;
    right: 14px;
    z-index: 59;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow-lg);
  }

  .nav-shell.is-open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .nav-chip {
    width: 100%;
    white-space: normal;
  }

  .nav-shell .btn {
    margin-top: 10px;
  }

  .article-hero {
    padding: 52px 0 96px;
  }

  .article-hero h1 {
    font-size: 32px;
    line-height: 1.35;
  }

  .footer-group {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 800px) {
  .cta-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 30px 24px;
  }

  .explore-grid {
    grid-template-columns: 1fr 1fr;
  }

  .explore-card.pick {
    grid-column: 1 / -1;
  }

  .disclaim-wrap {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 15px;
  }

  .container {
    width: min(1200px, 100% - 20px);
  }

  .site-header {
    top: 6px;
    padding: 0 6px;
  }

  .brand__mark {
    width: 32px;
    height: 32px;
  }

  .brand__name {
    font-size: 17px;
  }

  .brand__name small {
    font-size: 13.5px;
  }

  .article-hero h1 {
    font-size: 26px;
  }

  .article-summary {
    font-size: 14px;
    line-height: 1.95;
  }

  .article-facts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .article-shell {
    border-radius: 16px;
  }

  .article-body {
    padding: 32px 20px 42px;
    font-size: 15.5px;
    line-height: 2;
  }

  .article-body h2 {
    font-size: 22px;
  }

  .explore-section {
    padding: 52px 0;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .explore-grid {
    grid-template-columns: 1fr;
  }

  .explore-card.pick {
    grid-column: auto;
  }

  .disclaim-section {
    padding: 38px 0 14px;
  }

  .footer-group {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }
}

/* roulang page: category2 */
:root{
  --c-primary:#175C51;
  --c-primary-deep:#0F3B35;
  --c-gold:#B98A44;
  --c-gold-light:#D7B98C;
  --bg-paper:#F5F0E7;
  --bg-card:#FFFFFF;
  --bg-warm:#EFE9DD;
  --ink:#1F2B29;
  --muted:#5F6E6A;
  --line:#DED9CC;
  --danger:#A94638;
  --success:#1F725A;
  --shadow-sm:0 10px 30px rgba(15,42,38,.08);
  --shadow-md:0 18px 38px rgba(15,42,38,.14);
  --r-sm:8px;
  --r-md:16px;
  --r-lg:20px;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --font-ui:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:130px}
body{margin:0;background:var(--bg-paper);color:var(--ink);font-family:var(--font-ui);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--font-serif);line-height:1.3;margin:0 0 .55em;font-weight:700;color:var(--ink)}
p{margin:0 0 1.1em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;border:0}
button,input,select,textarea{font:inherit}
ul{list-style:none;margin:0;padding:0}
svg.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
.container{max-width:1200px;width:calc(100% - 48px);margin:0 auto}
.site-header{position:sticky;top:0;z-index:80;padding:14px 24px 0}
.header__inner{max-width:1240px;width:calc(100% - 24px);margin:0 auto;background:rgba(255,255,255,.96);border:1px solid rgba(222,217,204,.9);border-radius:18px;box-shadow:var(--shadow-sm);display:flex;align-items:center;min-height:72px;padding:10px 14px 10px 18px;position:relative;gap:16px}
.brand{display:inline-flex;align-items:center;font-family:var(--font-serif);flex:0 0 auto}
.brand__mark{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;margin-right:9px}
.brand__mark svg{width:34px;height:34px}
.brand__name{font-size:1.3rem;font-weight:700;color:var(--c-primary-deep);letter-spacing:.04em;line-height:1.2;white-space:nowrap}
.brand__name small{font-size:.82em;color:var(--c-gold);font-weight:700;letter-spacing:.08em}
.nav-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;border-radius:12px;color:var(--c-primary-deep);cursor:pointer;margin-left:auto}
.nav-toggle svg.icon{width:24px;height:24px}
.nav-toggle:hover{border-color:var(--c-gold);color:var(--c-gold)}
.nav-shell{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-shell nav{display:block}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-chip{display:inline-flex;align-items:center;gap:7px;min-height:42px;padding:0 14px;border-radius:999px;background:var(--bg-warm);border:1px solid transparent;color:var(--ink);font-weight:500;font-size:.93rem;white-space:nowrap;transition:all .2s ease}
.nav-chip svg.icon{width:17px;height:17px}
.nav-chip:hover{background:var(--c-primary);color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(23,92,81,.18)}
.nav-chip.active{background:var(--c-primary-deep);color:#fff;border-color:var(--c-gold);box-shadow:inset 0 -2px 0 var(--c-gold)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;gap:9px;padding:0 26px;border-radius:8px;border:1px solid transparent;background:var(--c-primary);color:#fff;font-weight:600;font-size:.98rem;line-height:1.2;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease;text-align:center}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(23,92,81,.22)}
.btn:active{transform:translateY(0)}
.btn:focus-visible{outline:2px solid var(--c-gold);outline-offset:3px}
.btn-gold{background:var(--c-gold);color:var(--c-primary-deep);border-color:transparent}
.btn-gold:hover{background:#C69D5C;color:#0A2E2A;box-shadow:0 12px 22px rgba(185,138,68,.28)}
.btn-outline-light{background:rgba(255,255,255,.08);border-color:rgba(215,185,140,.8);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.16);color:var(--c-gold-light);box-shadow:none}
.btn.small{min-height:40px;padding:0 17px;font-size:.88rem;border-radius:999px}
.page-category .btn-gold.small{background:var(--c-gold)}
.section{padding:96px 0}
.section-intro{background:#fff}
.section-warm{background:var(--bg-warm)}
.section-flow{background:#fff}
.section-faq{background:var(--bg-warm)}
.section[id]{scroll-margin-top:120px}
.section-head{max-width:800px;margin-bottom:50px}
.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--c-gold);font-weight:700;font-size:.86rem;letter-spacing:.12em;margin-bottom:12px}
.section-kicker::before{content:"";width:24px;height:2px;background:var(--c-gold)}
.section-head h2,.intro-aside h2,.contact-copy h2{font-size:clamp(1.85rem,3.4vw,2.5rem)}
.section-head p{margin-top:14px;color:var(--muted);max-width:760px}
.category-hero{position:relative;color:#fff;padding:82px 0 108px;overflow:hidden}
.category-hero__cover{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.category-hero__cover::after{content:"";position:absolute;inset:0;background:linear-gradient(102deg,rgba(8,35,32,.94) 0%,rgba(12,55,50,.86) 42%,rgba(15,59,53,.52) 78%,rgba(15,59,53,.35) 100%)}
.category-hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:72px;align-items:center}
.category-hero .breadcrumb{display:flex;align-items:center;gap:9px;color:rgba(255,255,255,.75);font-size:.88rem;margin-bottom:26px}
.category-hero .breadcrumb svg.icon{width:16px;height:16px}
.category-hero .breadcrumb a{color:rgba(255,255,255,.85)}
.category-hero .breadcrumb a:hover{color:var(--c-gold-light)}
.category-hero .breadcrumb span{color:var(--c-gold-light)}
.hero-eyebrow{display:flex;align-items:center;gap:10px;color:var(--c-gold-light);font-weight:600;font-size:.92rem;letter-spacing:.1em;margin-bottom:18px}
.hero-eyebrow::after{content:"";width:50px;height:1px;background:rgba(215,185,140,.55)}
.category-hero h1{font-size:clamp(2.4rem,5vw,3.8rem);color:#fff;margin-bottom:22px;letter-spacing:.02em}
.hero-lead{font-size:1.15rem;line-height:2;color:rgba(255,255,255,.92);max-width:560px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px}
.hero-trust{display:flex;flex-wrap:wrap;gap:12px 22px;margin-top:4px}
.hero-trust li{display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.9);font-size:.9rem}
.hero-trust svg.icon{width:18px;height:18px;color:var(--c-gold-light)}
.hero-panel{background:rgba(15,59,53,.52);border:1px solid rgba(215,185,140,.42);border-radius:var(--r-lg);padding:16px;backdrop-filter:none;box-shadow:0 18px 38px rgba(4,24,21,.24)}
.hero-panel__image{overflow:hidden;border-radius:14px;aspect-ratio:4/3;background:#0a332e}
.hero-panel__image img{width:100%;height:100%;object-fit:cover}
.hero-panel__meta{padding:18px 6px 4px}
.hero-panel__meta .badge{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border-radius:999px;background:#fff;color:var(--c-primary-deep);font-size:.85rem;font-weight:600}
.hero-panel__meta p{color:rgba(255,255,255,.86);font-size:.9rem;margin:15px 0 0}
.intro-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start}
.intro-aside h2{margin-bottom:16px}
.intro-aside p{color:var(--muted);margin-bottom:24px}
.intro-body p{font-size:1.03rem;margin-bottom:18px}
.intro-body strong{color:var(--c-primary-deep)}
.principle-list{margin-top:26px;display:grid;gap:13px}
.principle-list li{display:grid;grid-template-columns:38px 1fr;gap:14px;background:var(--bg-warm);border:1px solid transparent;border-left:3px solid var(--c-gold);border-radius:12px;padding:16px 16px 16px 12px}
.principle-list .list-icon{width:38px;height:38px;border-radius:10px;background:var(--c-primary);color:#fff;display:inline-flex;align-items:center;justify-content:center}
.principle-list svg.icon{width:18px;height:18px}
.principle-list h3{font-family:var(--font-ui);font-size:1rem;margin:0 0 5px}
.principle-list p{font-size:.9rem;color:var(--muted);margin:0}
.figure-card{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm);margin-top:12px}
.figure-card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.figure-card figcaption{font-size:.9rem;color:var(--muted);padding:10px 16px;line-height:1.7}
.model-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
.model-card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--c-gold);border-radius:16px;padding:26px 24px;box-shadow:0 6px 18px rgba(15,42,38,.04);transition:transform .25s ease,box-shadow .25s ease;position:relative;display:flex;flex-direction:column}
.model-card:nth-child(2){margin-top:22px}
.model-card:nth-child(3){margin-top:6px}
.model-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm)}
.model-card__top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
.model-card__icon{width:50px;height:50px;border-radius:14px;background:var(--c-primary-deep);color:var(--c-gold-light);display:inline-flex;align-items:center;justify-content:center}
.model-card__icon svg.icon{width:26px;height:26px}
.model-card__num{font-family:var(--font-serif);color:var(--c-gold);font-weight:700;font-size:1.3rem}
.model-tag{display:inline-block;align-self:flex-start;padding:5px 12px;border-radius:999px;background:var(--bg-warm);border:1px solid var(--line);color:var(--muted);font-size:.82rem;margin-bottom:19px}
.model-card h3{font-family:var(--font-ui);font-size:1.25rem;margin-bottom:14px}
.model-card p{font-size:.95rem;color:var(--muted);line-height:1.95;margin-bottom:22px;flex:1}
.model-link{font-weight:700;color:var(--c-primary);display:inline-flex;align-items:center;gap:8px;width:fit-content;min-height:38px}
.model-link svg.icon{width:17px;height:17px}
.model-link:hover{color:var(--c-gold)}
.card-note{margin-top:24px;font-size:.9rem;color:var(--muted);background:#fff;border:1px dashed var(--c-gold-light);border-radius:12px;padding:15px 20px}
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;align-items:start}
.step-card{position:relative;background:var(--bg-warm);border:1px solid transparent;border-radius:16px;padding:26px 22px;transition:transform .25s ease,box-shadow .25s ease}
.step-card:nth-child(2){margin-top:26px}
.step-card:nth-child(4){margin-top:14px}
.step-card:hover{box-shadow:var(--shadow-sm);transform:translateY(-4px)}
.step-card__line{width:34px;height:1px;background:var(--c-gold);margin:0 0 18px}
.step-card__num{font-family:var(--font-serif);font-weight:700;color:var(--c-gold);font-size:2rem;line-height:1;margin-bottom:10px}
.step-card h3{font-family:var(--font-ui);font-size:1.08rem;margin-bottom:12px}
.step-card p{font-size:.88rem;color:var(--muted);margin:0;line-height:1.95}
.flow-note{display:flex;gap:12px;background:var(--c-primary-deep);color:#fff;border-radius:16px;padding:24px 28px;margin-top:40px;align-items:flex-start}
.flow-note svg.icon{width:22px;height:22px;color:var(--c-gold-light);flex:0 0 auto}
.flow-note p{margin:0;font-size:.95rem;color:rgba(255,255,255,.9)}
.faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:52px;align-items:start}
.faq-intro .section-kicker{margin-bottom:14px}
.faq-intro h2{font-size:clamp(1.8rem,3vw,2.45rem);margin-bottom:16px}
.faq-intro p{color:var(--muted);margin-bottom:26px}
.faq-intro .btn{min-height:46px}
.faq-block{display:grid;gap:12px}
.faq-block details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 22px;overflow:hidden;transition:border-color .25s ease}
.faq-block details[open]{border-color:var(--c-gold)}
.faq-block summary{display:flex;align-items:center;justify-content:space-between;gap:18px;list-style:none;cursor:pointer;min-height:62px;font-weight:600;font-size:1rem;color:var(--ink)}
.faq-block summary::-webkit-details-marker{display:none}
.faq-block summary::after{content:"+";flex:0 0 30px;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--bg-warm);color:var(--c-primary);font-size:21px;font-weight:400;transition:transform .35s ease,background .25s ease}
.faq-block details[open] summary::after{content:"×";transform:rotate(180deg);background:var(--c-gold);color:#0F3B35}
.faq-answer{padding:0 0 22px;max-width:780px;color:var(--muted);font-size:.96rem;line-height:1.9}
.contact-section{padding:98px 0 120px}
.contact-card{display:grid;grid-template-columns:1fr 1.05fr;border-radius:28px;overflow:hidden;background:#0F3B35;box-shadow:0 28px 55px rgba(10,38,34,.22)}
.contact-aside{padding:50px 46px 46px;color:#fff;background-image:url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center}
.contact-aside .contact-inner{background:rgba(10,42,37,.7);padding:6px 0}
.contact-aside h2{color:#fff;font-size:1.95rem;margin-bottom:18px}
.contact-aside p{color:rgba(255,255,255,.92);margin-bottom:27px}
.contact-aside ul{display:grid;gap:12px;margin-top:10px}
.contact-aside li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.94);font-size:.95rem}
.contact-aside li svg.icon{width:19px;height:19px;color:var(--c-gold-light);margin-top:5px}
.contact-main{padding:44px 46px 38px;background:#fff}
.contact-main h3{font-size:1.45rem;margin-bottom:6px}
.contact-main>p{color:var(--muted);font-size:.95rem;margin-bottom:26px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-label{display:block;font-weight:600;font-size:.9rem;color:var(--ink);margin-bottom:7px}
.form-control{width:100%;min-height:45px;padding:10px 14px;border:1px solid var(--line);background:#fff;border-radius:8px;transition:border-color .2s ease,box-shadow .2s ease;color:var(--ink)}
textarea.form-control{min-height:108px;resize:vertical}
select.form-control{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%235F6E6A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:38px}
.form-control:focus{outline:none;border-color:var(--c-gold);box-shadow:0 0 0 3px rgba(185,138,68,.18)}
.form-control.is-error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(169,70,56,.12)}
.form-error{color:var(--danger);font-size:.84rem;display:none;margin-top:6px}
.form-group.has-error .form-error{display:block}
.form-group.has-error .form-control{border-color:var(--danger)}
.form-hint{display:flex;gap:10px;align-items:flex-start;background:var(--bg-paper);border:1px solid var(--line);border-radius:10px;padding:13px 16px;margin:6px 0 20px;font-size:.86rem;color:var(--muted)}
.form-hint svg.icon{width:18px;height:18px;color:var(--c-gold);margin-top:4px}
.form-message{display:none;background:rgba(31,114,90,.12);border:1px solid rgba(31,114,90,.3);color:var(--success);font-size:.92rem;border-radius:8px;padding:12px 16px;margin-bottom:12px}
.form-message.show{display:block}
.site-footer{background:#0C2A26;color:rgba(255,255,255,.74);padding:72px 0 26px}
.footer-group{display:grid;grid-template-columns:1.35fr .9fr .8fr .95fr;gap:46px;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:42px}
.site-footer .brand{color:#fff}
.site-footer .brand__name{color:#fff}
.site-footer .brand__name small{color:var(--c-gold-light);display:block}
.footer-brand-copy p{font-size:.92rem;line-height:1.9;max-width:330px;margin:16px 0 0}
.footer-column h4,.footer-contact h4{color:var(--c-gold-light);font-family:var(--font-ui);font-size:.95rem;letter-spacing:.03em;margin:0 0 17px;font-weight:600}
.footer-column a{display:block;padding:4px 0;margin-bottom:4px;color:rgba(255,255,255,.74);font-size:.92rem}
.footer-column a:hover{color:#fff}
.footer-contact p{display:flex;gap:10px;margin:0 0 15px;font-size:.91rem;line-height:1.85}
.footer-contact svg.icon{width:18px;height:18px;color:var(--c-gold-light);margin-top:5px}
.footer-contact a{color:var(--c-gold-light)}
.footer-contact a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:14px;align-items:center;flex-wrap:wrap;padding-top:24px;font-size:.86rem}
.footer-bottom a{color:var(--c-gold-light)}
.footer-bottom a:hover{color:#fff}
.svg-defs{position:absolute;width:0;height:0;overflow:hidden}
:focus-visible{outline:2px solid var(--c-gold);outline-offset:3px}
@media(max-width:1180px){
  .category-hero__inner{gap:40px}
  .model-grid{grid-template-columns:1fr 1fr}
  .model-card:nth-child(2){margin-top:0}
  .model-card:nth-child(3){grid-column:1/-1;margin-top:0;max-width:none}
  .flow-steps{grid-template-columns:1fr 1fr}
  .footer-group{grid-template-columns:1fr 1fr}
}
@media(max-width:1024px){
  .nav-toggle{display:flex}
  .nav-shell{display:none;flex-direction:column;align-items:stretch;position:absolute;left:0;right:0;top:calc(100% + 8px);background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow-md);gap:16px}
  .site-header.nav-open .nav-shell{display:flex}
  .nav-shell nav{width:100%}
  .nav-list{flex-direction:column;align-items:stretch;gap:6px}
  .nav-chip{justify-content:flex-start;width:100%;white-space:normal;line-height:1.4}
  .nav-toggle{margin-left:auto}
  .header__inner{flex-wrap:nowrap}
}
@media(max-width:900px){
  .category-hero__inner{grid-template-columns:1fr}
  .hero-panel{max-width:620px}
  .intro-grid{grid-template-columns:1fr}
  .faq-wrap{grid-template-columns:1fr}
  .faq-intro .btn{margin-bottom:8px}
  .contact-card{grid-template-columns:1fr}
  .contact-aside,.contact-main{padding:38px 34px}
  .form-row{grid-template-columns:1fr}
  .footer-group{grid-template-columns:1fr}
  .section{padding:70px 0}
}
@media(max-width:680px){
  body{font-size:15px}
  .container{width:calc(100% - 32px)}
  .site-header{padding:10px 12px 0}
  .header__inner{padding:9px 11px;border-radius:16px}
  .brand__mark{width:31px;height:31px;margin-right:7px}
  .brand__mark svg{width:29px;height:29px}
  .brand__name{font-size:1.1rem}
  .category-hero{padding:58px 0 68px}
  .category-hero h1{font-size:2.2rem}
  .hero-lead{font-size:1.02rem;line-height:1.9}
  .hero-actions .btn{width:100%}
  .model-grid{grid-template-columns:1fr}
  .model-card:nth-child(3){grid-column:auto}
  .flow-steps{grid-template-columns:1fr}
  .step-card:nth-child(2),.step-card:nth-child(4){margin-top:0}
  .section{padding:60px 0}
  .section-head h2{font-size:1.7rem}
  .footer-group{gap:32px}
  .footer-bottom{justify-content:flex-start}
}

/* roulang page: category3 */
:root{
  --primary:#175C51;
  --primary-deep:#0F3B35;
  --accent:#B98A44;
  --accent-light:#D7B98C;
  --bg:#F5F0E7;
  --panel:#EFE9DD;
  --paper:#FDFAF3;
  --ink:#1F2B29;
  --muted:#5F6E6A;
  --line:#DED9CC;
  --success:#1F725A;
  --radius:16px;
  --radius-md:8px;
  --radius-lg:22px;
  --shadow:0 10px 30px rgba(15,42,38,.08);
  --shadow-lg:0 18px 38px rgba(15,42,38,.14);
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}
body.nav-open{overflow:hidden}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.32;margin:0}
p{margin:0 0 1em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;border:0;background:none;color:inherit;cursor:pointer}
ul{list-style:none;margin:0;padding:0}
svg.icon{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
::-webkit-details-marker{display:none}
section[id]{scroll-margin-top:70px}

.container{max-width:1200px;margin:0 auto;padding:0 24px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.14em;font-weight:700;color:var(--accent);text-transform:uppercase}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px}
.section-page{padding:96px 0 96px}
.section-page.section-cream{background:var(--bg)}
.section-page.section-paper{background:var(--paper)}
.section-page.section-dark{background:var(--primary-deep);color:#f3efe6}
.text-center{text-align:center}
.section-head{max-width:760px;margin:0 auto 52px;text-align:center}
.section-head h2{font-size:clamp(32px,4vw,44px);letter-spacing:-.01em;margin:10px 0 14px}
.section-head .muted{color:var(--muted)}
.section-head .eyebrow{justify-content:center}
.section-head .eyebrow::before{display:none}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 26px;border-radius:8px;font-weight:600;line-height:1;transition:.25s ease;white-space:nowrap;cursor:pointer}
.btn-gold{background:var(--accent);color:#0F3B35;box-shadow:0 10px 22px rgba(185,138,68,.18)}
.btn-gold:hover{background:#caa158;transform:translateY(-2px);box-shadow:0 15px 28px rgba(185,138,68,.24)}
.btn-gold.small,.btn-outline.small{min-height:40px;padding:8px 16px}
.btn-outline{border:1px solid rgba(255,255,255,.8);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}
.btn-solid{background:var(--primary);color:#fff;border:1px solid var(--primary)}
.btn-solid:hover{background:var(--primary-deep);transform:translateY(-2px);box-shadow:0 12px 24px rgba(23,92,81,.2)}
.btn-gold:active,.btn-solid:active,.btn-outline:active{transform:translateY(0)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:8px}

a.btn{display:inline-flex}
.tag{display:inline-flex;align-items:center;padding:6px 14px;border:1px solid rgba(185,138,68,.45);background:rgba(185,138,68,.08);border-radius:999px;font-size:12px;letter-spacing:.08em;color:#86622f;white-space:nowrap}
.tag.gold-solid{background:var(--accent);border-color:var(--accent);color:#0F3B35;font-weight:600}

.site-header{position:sticky;top:0;z-index:50;padding:10px 18px 0;}
.header__inner{max-width:1280px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 12px 10px 20px;background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);backdrop-filter:blur(14px)}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand__mark{width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center}
.brand__mark svg{width:30px;height:30px}
.brand__name{font-family:var(--serif);font-weight:700;font-size:22px;color:var(--primary-deep);line-height:1}
.brand__name small{font-size:14px;font-weight:600;color:var(--accent);margin-left:2px;letter-spacing:.06em}
.site-footer .brand__name{color:#FDFAF3}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;align-items:center;justify-content:center;color:var(--primary-deep)}
.nav-shell{display:flex;align-items:center;gap:14px}
nav[aria-label="主导航"]{display:flex}
.nav-list{display:flex;align-items:center;gap:8px}
.nav-chip{display:inline-flex;align-items:center;gap:7px;min-height:38px;padding:8px 13px;border-radius:10px;background:var(--panel);color:var(--ink);font-size:14px;font-weight:600;border:1px solid transparent;transition:.22s ease}
.nav-chip:hover{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 8px 18px rgba(23,92,81,.16);transform:translateY(-1px)}
.nav-chip.active{background:var(--primary-deep);color:#fff;border-color:var(--primary-deep);box-shadow:0 8px 22px rgba(15,59,53,.2)}
.nav-chip .icon{width:17px;height:17px}
.btn-gold.small{margin-right:2px}
@media(max-width:1180px){
  .nav-list{gap:6px}
  .nav-chip{font-size:13px;padding:8px 9px}
}

.support-hero{padding:22px 20px 0}
.support-hero__panel{max-width:1280px;margin:0 auto;position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:center;padding:56px 64px;border-radius:24px;background:linear-gradient(100deg,rgba(10,38,34,.98) 0%,rgba(15,59,53,.94) 45%,rgba(23,92,81,.74) 100%),url('/assets/images/backpic/back-2.webp') center right / cover;box-shadow:0 24px 46px rgba(15,42,38,.2);overflow:hidden}
.support-hero__panel::after{content:"";position:absolute;pointer-events:none;right:-90px;top:-100px;width:300px;height:300px;border:1px solid rgba(215,185,140,.3);border-radius:50%}
.support-hero__inner{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.7)}
.breadcrumb a{color:rgba(255,255,255,.85)}
.breadcrumb a:hover{color:#fff;border-bottom:1px solid var(--accent-light)}
.breadcrumb .sep{color:rgba(255,255,255,.45)}
.badge-line{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 0}
.hero-cutline{color:rgba(255,255,255,.72);font-size:14px;margin:16px 0 0;letter-spacing:.08em;display:flex;align-items:center;gap:8px}
.hero-cutline::before{content:"";width:18px;height:1px;background:var(--accent-light)}
.support-hero__title{font-size:clamp(37px,4vw,56px);color:#fff;margin:15px 0 18px;letter-spacing:-.01em}
.support-hero__title span{display:block;color:var(--accent-light);font-size:.74em;font-family:var(--serif);margin-top:12px}
.support-hero__lead{color:rgba(255,255,255,.88);max-width:620px;font-size:17px;line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:28px}
.hero__mini-list{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.2);color:rgba(255,255,255,.8);font-size:13px}
.hero__mini-list li{display:flex;align-items:center;gap:7px}
.hero__mini-list .icon{width:14px;height:14px;color:var(--accent-light)}

.ticket-card{position:relative;justify-self:end;z-index:1;width:min(100%,400px);background:var(--paper);border:1px solid #E5DBCA;border-radius:18px;padding:22px 22px 16px;box-shadow:0 22px 42px rgba(8,26,23,.28);transform:rotate(1.2deg)}
.ticket-card::before,.ticket-card::after{content:"";position:absolute;width:30px;height:30px;border-radius:50%;background:#08211D;top:50%;transform:translateY(-50%)}
.ticket-card::before{left:-15px}
.ticket-card::after{right:-15px}
.ticket-card_top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.ticket-card_top b{font-size:12px;letter-spacing:.1em;color:#9b753c;font-weight:700}
.ticket-status{font-size:12px;font-weight:700;color:var(--success);background:#E4F2E8;padding:3px 10px;border-radius:999px}
.ticket-card h3{font-size:24px;color:var(--primary-deep);letter-spacing:-.01em}
.ticket-card .ticket-sub{color:var(--muted);font-size:13px;margin-top:2px}
.ticket-list{margin:20px 0 0;border-top:1px dashed #CFC2A8;padding-top:16px}
.ticket-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink);padding:7px 0}
.ticket-list .icon{color:var(--accent);width:16px;height:16px;margin-top:5px}
.ticket-card_foot{margin-top:14px;padding-top:12px;border-top:1px solid #E4DCCD;display:flex;justify-content:space-between;color:var(--muted);font-size:12px}
@media(max-width:980px){
  .support-hero{padding:18px 16px 0}
  .support-hero__panel{grid-template-columns:1fr;padding:46px 30px}
  .ticket-card{width:calc(100% - 26px);margin:10px 13px 0;transform:none;justify-self:center}
}

.about-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:center}
.about-copy .lead{font-size:19px;font-family:var(--serif);color:var(--primary-deep);line-height:1.75}
.about-copy>p{color:var(--muted);margin-top:8px}
.plain-list{display:grid;gap:10px;margin-top:24px}
.plain-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px}
.plain-list .icon{color:var(--accent);margin-top:6px;width:17px;height:17px}
.about-photo-wrap{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow)}
.about-photo-wrap img{width:100%;height:420px;object-fit:cover}
.photo-caption{position:absolute;left:18px;right:18px;bottom:18px;background:rgba(252,250,244,.9);border-radius:18px;padding:16px 18px;backdrop-filter:blur(8px)}
.photo-caption h3{font-size:20px;color:var(--primary-deep);margin-bottom:2px}
.photo-caption p{margin:0;font-size:13px;color:var(--muted);line-height:1.6}

.service-section{margin-top:20px}
.section-head .body-text{color:var(--muted)}
.service-board{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
.service-board .service-lead{display:flex;flex-direction:column;background:var(--ink);color:#fff;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);border-top:3px solid var(--accent);text-align:left}
.service-lead_body{padding:34px 34px 18px}
.service-lead h3{font-size:30px;color:#fff;margin:12px 0 10px;font-family:var(--serif)}
.service-lead p{color:rgba(255,255,255,.78);font-size:15px;margin:0 0 20px}
.lead-checks{display:grid;gap:8px;margin:0 0 22px}
.lead-checks li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:rgba(255,255,255,.9)}
.lead-checks .icon{width:15px;height:15px;color:var(--accent-light);margin-top:6px}
.service-lead_img{width:100%;min-height:200px;object-fit:cover;pointer-events:none}
.service-stack{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.service-stack-tile{display:block;position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px 24px 18px;text-align:left;transition:.25s ease;overflow:hidden;box-shadow:var(--shadow);height:100%}
.service-stack-tile:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:rgba(185,138,68,.55)}
.service-stack-tile .tag{background:rgba(23,92,81,.08);border-color:rgba(23,92,81,.22);color:var(--primary)}
.service-stack-tile h3{font-size:24px;color:var(--primary-deep);margin:15px 0 8px}
.service-stack-tile p{font-size:14px;color:var(--muted);margin:0 0 14px;line-height:1.75}
.stack-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--primary)}
.hover-gold,.icon-arrow{transition:transform .24s ease}
.service-stack-tile:hover .icon-arrow{transform:translateX(5px)}
@media(max-width:980px){
  .about-grid{grid-template-columns:1fr}
  .service-board{grid-template-columns:1fr}
  .service-stack{grid-template-rows:none}
  .section-page{padding:72px 0}
}

.process-section{background:var(--primary-deep);color:rgba(255,255,255,.85);border-radius:34px;max-width:1280px;margin:0 20px}
.process-inner{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center;padding:84px 64px}
.process-copy .eyebrow{color:var(--accent-light)}
.process-copy h2{color:#fff;font-size:clamp(31px,3.5vw,42px);margin:12px 0 12px}
.process-copy p{color:rgba(255,255,255,.75);font-size:15px;margin-bottom:28px}
.step-list{display:grid;gap:4px}
.step-item{display:grid;grid-template-columns:58px 1fr;gap:18px;padding:0 0 22px;position:relative}
.step-item:not(:last-child)::before{content:"";position:absolute;left:27px;top:58px;bottom:0;width:1px;border-left:1px dashed rgba(215,185,140,.35)}
.step-num{width:55px;height:55px;border-radius:50%;border:1px solid var(--accent);display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;color:var(--accent-light);background:rgba(185,138,68,.08);flex-shrink:0}
.step-text{padding-top:5px}
.step-text h3{color:#fff;font-size:21px;margin-bottom:4px}
.step-text p{font-size:14px;color:rgba(255,255,255,.68);margin:0;line-height:1.7}
.process-media{position:relative}
.process-media img{border-radius:20px;height:500px;width:100%;object-fit:cover;box-shadow:0 22px 46px rgba(0,0,0,.34)}
.process-media-note{position:absolute;left:18px;bottom:18px;right:18px;background:rgba(255,255,255,.92);border-radius:16px;padding:14px 18px;display:flex;align-items:center;gap:12px}
.process-media-note .icon{color:var(--accent)}
.process-media-note span{font-size:13px;color:var(--ink);line-height:1.5}
@media(max-width:980px){
  .process-inner{grid-template-columns:1fr;padding:56px 28px}
  .process-media img{height:340px}
  .process-section{margin:0 16px;border-radius:24px}
}

.resource-section{background:var(--paper)}
.resource-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:38px;align-items:start}
.resource-note{background:var(--primary-deep);color:#fff;border-radius:22px;padding:38px 34px;box-shadow:var(--shadow)}
.resource-note .icon-circle{width:46px;height:46px;display:flex;align-items:center;justify-content:center;border-radius:14px;background:rgba(185,138,68,.16);color:var(--accent-light);margin-bottom:18px}
.resource-note h3{font-size:28px;color:#fff;margin-bottom:10px}
.resource-note p{color:rgba(255,255,255,.78);font-size:15px;margin:0}
.resource-note ul{margin-top:22px;display:grid;gap:8px}
.resource-note li{display:flex;gap:9px;font-size:13px;color:rgba(255,255,255,.85)}
.resource-note li .icon{color:var(--accent-light);width:15px;height:15px;margin-top:6px}
.resource-feature{display:grid;gap:16px}
.resource-row{display:grid;grid-template-columns:44px 1fr auto;gap:15px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 18px;box-shadow:0 6px 18px rgba(15,42,38,.04);transition:.22s ease}
.resource-row:hover{border-color:rgba(185,138,68,.6);transform:translateX(3px);box-shadow:var(--shadow)}
.resource-row .res-icon{width:42px;height:42px;border-radius:12px;background:rgba(23,92,81,.09);color:var(--primary);display:flex;align-items:center;justify-content:center}
.resource-row .res-icon .icon{width:20px;height:20px}
.resource-row h3{font-size:16px;color:var(--primary-deep);font-family:var(--sans);font-weight:700;margin:0 0 2px}
.resource-row p{font-size:13px;color:var(--muted);margin:0;line-height:1.5}
.resource-row .row-arrow{color:var(--muted)}
.resource-row:hover .row-arrow{color:var(--accent);transform:translateX(3px);transition:.22s}
@media(max-width:980px){
  .resource-grid{grid-template-columns:1fr}
  .resource-row{grid-template-columns:44px 1fr}
  .resource-row .row-arrow{display:none}
}

.faq-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:52px;align-items:start}
.faq-intro .section-head{margin:0 0 26px;text-align:left}
.faq-intro .section-head h2{font-size:clamp(30px,3.6vw,42px)}
.faq-intro p{color:var(--muted);font-size:15px;margin-bottom:24px}
.faq-intro .btn{margin-top:4px}
.faq-list{display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:.22s ease}
.faq-item[open]{box-shadow:var(--shadow);border-color:rgba(185,138,68,.48)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:16px;align-items:center;padding:18px 22px;font-family:var(--serif);font-size:17px;font-weight:700;color:var(--primary-deep);line-height:1.55}
.faq-item summary::-webkit-details-marker{display:none}
.faq-summary-icon{width:30px;height:30px;border-radius:50%;border:1px solid rgba(185,138,68,.4);display:flex;justify-content:center;align-items:center;color:var(--accent);flex-shrink:0}
.faq-item summary:hover .faq-summary-icon{background:var(--accent);color:#0F3B35;transition:.22s}
.faq-item[open] .faq-summary-icon{background:var(--accent);color:#0F3B35}
.faq-item[open] .faq-summary-icon svg{transform:rotate(45deg)}
.faq-summary-icon svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;transition:transform .22s}
.faq-answer{padding:0 22px 20px 62px;color:var(--muted);font-size:14px}
.faq-answer p{line-height:1.9;margin:0}
@media(max-width:980px){
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .faq-answer{padding-left:22px}
}

.cta-inner{background:linear-gradient(120deg,#0B312B,#175C51);border-radius:26px;padding:66px 64px;display:grid;grid-template-columns:1fr .92fr;gap:50px;color:#fff;box-shadow:0 24px 48px rgba(15,42,38,.18);}
.cta-intro .eyebrow{color:var(--accent-light)}
.cta-intro h2{font-size:clamp(30px,3.8vw,42px);color:#fff;margin:12px 0 16px}
.cta-intro p{color:rgba(255,255,255,.8);font-size:15px}
.cta-contact-list{margin-top:28px;display:grid;gap:14px}
.cta-contact-list li{display:flex;align-items:flex-start;gap:12px;font-size:14px}
.cta-contact-list .icon{color:var(--accent-light)}
.cta-form-card{background:#FCFAF3;border-radius:20px;padding:30px 30px 24px;color:var(--ink);box-shadow:0 18px 40px rgba(0,0,0,.15)}
.cta-form-card h3{font-size:24px;color:var(--primary-deep);margin-bottom:4px}
.cta-form-card .form-hint{font-size:13px;color:var(--muted);margin-bottom:18px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-item{display:grid;gap:5px}
.form-item.full{grid-column:span 2}
.form-item label{font-size:13px;font-weight:700;color:var(--ink)}
.form-item input,.form-item select,.form-item textarea{width:100%;border:1px solid #D9D1C1;background:#fff;border-radius:8px;min-height:44px;padding:9px 12px;font-family:var(--sans);font-size:14px;color:var(--ink);transition:.2s ease}
.form-item input:focus,.form-item select:focus,.form-item textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(23,92,81,.15)}
.form-item textarea{min-height:98px;resize:vertical}
.form-item select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235F6E6A' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;background-size:16px;padding-right:34px}
.coach-note{margin:12px 0 18px;font-size:12px;line-height:1.7;color:var(--muted);display:flex;gap:7px}
.coach-note .icon{width:14px;height:14px;margin-top:3px;color:var(--accent)}
.form-status[hidden]{display:none}
.form-status.ok{background:#E2F1E8;color:#144B38;padding:10px 14px;border-radius:8px;font-size:13px;margin-top:12px}
.form-status.error{background:#F6E6E0;color:#A94638;padding:10px 14px;border-radius:8px;font-size:13px;margin-top:12px}
.form-sub-row{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:6px}
.form-sub-row .btn{min-width:180px}
@media(max-width:980px){
  .cta-inner{grid-template-columns:1fr;padding:40px 26px}
  .cta-form-card{padding:24px 20px}
}
@media(max-width:620px){
  .form-grid{grid-template-columns:1fr}
  .form-item.full{grid-column:span 1}
}

.site-footer{background:#0C2A26;color:#F3EFE6;padding:70px 0 26px;position:relative;z-index:2}
.footer-group{display:grid;grid-template-columns:1.4fr .75fr .7fr 1fr;gap:40px;padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.14)}
.footer-brand-copy p{margin:18px 0 0;font-size:14px;color:rgba(255,255,255,.72);max-width:340px}
.footer-column{display:flex;flex-direction:column;gap:11px}
.footer-column h4,.footer-contact h4{font-family:var(--sans);font-size:14px;letter-spacing:.12em;margin-bottom:14px;color:var(--accent-light)}
.footer-column a{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.82);transition:.2s}
.footer-column a::before{content:"";width:5px;height:5px;background:rgba(185,138,68,.7);border-radius:50%}
.footer-column a:hover{color:#fff;transform:translateX(3px)}
.footer-contact{display:flex;flex-direction:column;gap:14px}
.footer-contact p{display:flex;gap:9px;font-size:13px;color:rgba(255,255,255,.72);margin:0}
.footer-contact p .icon{color:var(--accent-light);margin-top:5px;width:17px;height:17px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:24px;font-size:13px;color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:var(--accent-light)}
@media(max-width:980px){
  .footer-group{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .footer-group{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

@media(max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav-shell{position:fixed;inset:74px 12px auto 12px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:0 30px 60px rgba(15,42,38,.22);max-height:calc(100vh - 96px);overflow:auto;transform:translateY(-16px);opacity:0;pointer-events:none;transition:.25s ease;z-index:100}
  body.nav-open .nav-shell{transform:translateY(0);opacity:1;pointer-events:auto}
  nav[aria-label="主导航"]{width:100%}
  .nav-list{flex-direction:column;width:100%}
  .nav-chip{width:100%;justify-content:flex-start}
  .nav-shell .btn-gold{width:100%;margin-top:12px}
}
@media(max-width:680px){
  .brand__name{font-size:19px}
  .brand__mark{width:32px;height:32px}
  .brand__mark svg{width:26px;height:26px}
  .header__inner{padding-left:14px}
}