/* ============================================================
   润育中嘉 RYSUMMER 官网样式
   设计变量与小程序 app.wxss 保持一致
   ============================================================ */
:root {
  --primary: #1B3A5B;
  --primary-dark: #0F2747;
  --primary-light: #E8EEF4;
  --primary-mid: #8FA8C0;
  --accent: #2C5282;
  --gold: #B08D57;
  --gold-light: #F5EDE0;
  --text-main: #1A2433;
  --text-sub: #4A5568;
  --text-hint: #8A95A3;
  --bg: #F4F6F8;
  --card: #ffffff;
  --border: #DDE3EA;
  --radius: 12px;
  --shadow: 0 6px 24px rgba(15, 39, 71, 0.08);
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  background: var(--bg);
  color: var(--text-main);
  font-size: 15px;
  line-height: 1.7;
}

img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--accent); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---------------- 顶部导航 ---------------- */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; text-decoration: none; }
.logo-img { height: 40px; width: 40px; object-fit: cover; border-radius: 50%; flex-shrink: 0; }
.logo-text { display: flex; align-items: baseline; gap: 8px; }
.logo-cn {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 2px;
}
.logo-en {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 3px;
  font-weight: 500;
}
.main-nav { display: flex; align-items: center; gap: 26px; }
.main-nav a {
  color: var(--text-sub);
  font-size: 15px;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--primary);
  border-bottom-color: var(--gold);
}

/* ---------------- 首页 Hero ---------------- */
.hero {
  background: linear-gradient(135deg, #0F2747, #1B3A5B);
  color: #fff;
  padding: 36px 0 32px;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 40px solid rgba(255, 255, 255, 0.05);
}
.hero h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 1px;
  line-height: 1.35;
}
.hero h1 .gold { color: #D8B98A; }
.hero-sub {
  color: rgba(255, 255, 255, 0.85);
  margin-top: 8px;
  font-size: 14px;
  max-width: 560px;
  line-height: 1.7;
}
.hero-search {
  margin-top: 18px;
  background: rgba(255, 255, 255, 0.96);
  border-radius: 999px;
  display: flex;
  align-items: center;
  padding: 0 6px 0 20px;
  max-width: 520px;
}
.hero-search input {
  flex: 1;
  border: none;
  background: transparent;
  height: 36px;
  font-size: 14px;
  color: var(--text-main);
}
.hero-search input:focus { outline: none; }
.hero-search button {
  background: var(--primary);
  color: #fff;
  border: none;
  height: 36px;
  padding: 0 24px;
  border-radius: 999px;
  font-size: 14px;
  cursor: pointer;
  flex-shrink: 0;
}
.hero-search button:hover { background: var(--primary-dark); }
.hero-tags { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.hero-tags a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 12px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 2px 12px;
  border-radius: 999px;
}
.hero-tags a:hover { color: #fff; border-color: rgba(255, 255, 255, 0.7); }

/* ---------------- 通用区块 ---------------- */
.section { padding: 56px 0 8px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.section-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-main);
  position: relative;
  padding-left: 14px;
}
.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 5px;
  height: 20px;
  background: var(--primary);
  border-radius: 3px;
}
.section-more { font-size: 14px; color: var(--text-hint); }
.section-more:hover { color: var(--primary); }

/* ---------------- 数据统计 ---------------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 28px;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
  padding: 22px 12px;
}
.stat-num { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat-num .unit { font-size: 14px; font-weight: 400; color: var(--text-hint); margin-left: 2px; }
.stat-label { font-size: 13px; color: var(--text-sub); margin-top: 4px; }

/* ---------------- 地区卡片 ---------------- */
.region-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 28px;
}
.region-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  display: block;
  min-height: 150px;
  color: #fff;
  box-shadow: var(--shadow);
}
.region-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
}
.region-card .region-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 39, 71, 0.15), rgba(15, 39, 71, 0.78));
}
.region-info {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 14px 16px;
}
.region-name { font-size: 18px; font-weight: 600; }
.region-desc { font-size: 12px; color: rgba(255, 255, 255, 0.85); margin-top: 2px; }

/* ---------------- 类型速览 ---------------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
  margin-top: 28px;
}
.cat-chip {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 8px;
  text-align: center;
  color: var(--text-main);
  transition: all 0.15s;
}
.cat-chip:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}
.cat-chip .cat-num { font-size: 18px; font-weight: 700; color: var(--primary); }
.cat-chip .cat-name { font-size: 13px; color: var(--text-sub); margin-top: 2px; }

/* ---------------- 夏校卡片 ---------------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}
.program-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 20px 16px;
  display: flex;
  flex-direction: column;
  transition: all 0.15s;
  color: var(--text-main);
}
.program-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--primary-mid);
  transform: translateY(-2px);
}
.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.card-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.45;
}
.region-tag {
  font-size: 12px;
  color: #fff;
  padding: 2px 10px;
  border-radius: 6px;
  flex-shrink: 0;
  margin-top: 3px;
  white-space: nowrap;
}
.rt-north_america { background: #2C5282; }
.rt-europe { background: #38614A; }
.rt-hong_kong { background: #B08D57; }
.rt-singapore { background: #2A6B73; }
.card-loc { font-size: 13px; color: var(--text-sub); margin-top: 8px; }
.card-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.tag {
  font-size: 12px;
  color: var(--primary);
  background: var(--primary-light);
  padding: 2px 10px;
  border-radius: 6px;
}
.tag-gold { color: #8A6D3F; background: var(--gold-light); }
.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.fee { font-size: 15px; font-weight: 600; color: var(--gold); }
.fee-free { color: #38614A; }
.rate { font-size: 12px; color: var(--text-hint); }

/* ---------------- 服务 / 关于 ---------------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 28px;
}
.service-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
}
.service-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 14px;
}
.service-title { font-size: 16px; font-weight: 600; }
.service-desc { font-size: 13px; color: var(--text-sub); margin-top: 8px; line-height: 1.7; }

.about-band {
  background: linear-gradient(135deg, #0F2747, #1B3A5B);
  color: #fff;
  border-radius: 16px;
  padding: 28px 32px;
  margin-top: 28px;
  display: flex;
  align-items: center;
  gap: 28px;
}
.about-band-text { flex: 1; }
.about-band h3 { font-size: 20px; font-weight: 600; }
.about-band p { color: rgba(255, 255, 255, 0.85); margin-top: 10px; font-size: 15px; line-height: 1.7; }
.about-band img { width: 280px; border-radius: 12px; flex-shrink: 0; }

/* ---------------- CTA ---------------- */
.cta-band {
  background: var(--gold-light);
  border: 1px solid #E4D5BE;
  border-radius: 16px;
  padding: 24px 32px;
  margin: 28px 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-band h3 { font-size: 20px; color: var(--text-main); }
.cta-band p { color: var(--text-sub); font-size: 14px; margin-top: 6px; }
.btn-primary {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  padding: 12px 32px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  border: none;
  cursor: pointer;
}
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-outline {
  display: inline-block;
  border: 1px solid var(--primary);
  color: var(--primary);
  padding: 11px 30px;
  border-radius: 999px;
  font-size: 15px;
  background: transparent;
  cursor: pointer;
}
.btn-outline:hover { background: var(--primary-light); }

/* ---------------- 列表页：筛选 ---------------- */
.page-banner {
  background: linear-gradient(135deg, #0F2747, #1B3A5B);
  color: #fff;
  padding: 44px 0;
}
.page-banner h1 { font-size: 26px; font-weight: 600; }
.page-banner p { color: rgba(255, 255, 255, 0.8); font-size: 14px; margin-top: 6px; }
.filter-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin: -28px auto 0;
  position: relative;
  z-index: 5;
}
.filter-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.filter-label { font-size: 13px; color: var(--text-hint); flex-shrink: 0; width: 58px; }
.chip {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-sub);
  font-size: 13px;
  padding: 5px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.12s;
}
.chip:hover { border-color: var(--primary); color: var(--primary); }
.chip.on {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.filter-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--border);
}
.search-input-wrap {
  flex: 1;
  min-width: 220px;
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 18px;
}
.search-input-wrap input {
  flex: 1;
  border: none;
  background: transparent;
  height: 40px;
  font-size: 14px;
  color: var(--text-main);
}
.search-input-wrap input:focus { outline: none; }
.search-input-wrap .s-icon { color: var(--text-hint); margin-right: 10px; }
.select-wrap select {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 999px;
  padding: 8px 34px 8px 18px;
  font-size: 13px;
  color: var(--text-sub);
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%238A95A3' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}
.result-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 22px 0 0;
  font-size: 13px;
  color: var(--text-hint);
}
.result-bar b { color: var(--primary); font-size: 15px; }

.empty-state {
  text-align: center;
  padding: 70px 20px;
  color: var(--text-hint);
  background: var(--card);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  margin-top: 20px;
}
.empty-state .empty-icon { font-size: 36px; margin-bottom: 10px; }

/* ---------------- 详情页 ---------------- */
.detail-hero { position: relative; color: #fff; }
.detail-hero img { width: 100%; height: 300px; object-fit: cover; }
.detail-hero .hero-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 39, 71, 0.25), rgba(15, 39, 71, 0.85));
}
.detail-hero-info {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px 24px;
}
.breadcrumb { font-size: 12px; color: rgba(255, 255, 255, 0.75); margin-bottom: 10px; }
.breadcrumb a { color: rgba(255, 255, 255, 0.85); }
.breadcrumb a:hover { color: #fff; }
.detail-title { font-size: 28px; font-weight: 700; line-height: 1.4; }
.detail-hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.detail-hero-tags .tag { background: rgba(255, 255, 255, 0.16); color: #fff; font-size: 12px; }

.detail-body {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 20px;
  margin-top: 24px;
  align-items: start;
}
.detail-main { min-width: 0; }
.detail-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 28px;
  margin-bottom: 20px;
}
.detail-card h2 {
  font-size: 18px;
  font-weight: 600;
  position: relative;
  padding-left: 12px;
  margin-bottom: 16px;
}
.detail-card h2::before {
  content: "";
  position: absolute;
  left: 0; top: 5px;
  width: 4px; height: 16px;
  background: var(--primary);
  border-radius: 2px;
}
.detail-card p { color: var(--text-sub); font-size: 14.5px; }
.gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.gallery figure { border-radius: 10px; overflow: hidden; }
.gallery img { width: 100%; height: 200px; object-fit: cover; transition: transform 0.2s; }
.gallery img:hover { transform: scale(1.03); }
.gallery figcaption { font-size: 12px; color: var(--text-hint); text-align: center; padding: 8px 4px 2px; }

/* 信息表格 */
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.info-item { padding: 14px 18px; border-bottom: 1px solid var(--border); }
.info-item:nth-child(odd) { border-right: 1px solid var(--border); }
.info-item:nth-last-child(-n+2) { border-bottom: none; }
.info-item dt { font-size: 12px; color: var(--text-hint); }
.info-item dd { font-size: 14.5px; color: var(--text-main); margin-top: 3px; font-weight: 500; }

/* 侧栏 */
.detail-aside .aside-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 20px;
}
.aside-card h3 { font-size: 16px; font-weight: 600; margin-bottom: 14px; }
.fee-big { font-size: 24px; font-weight: 700; color: var(--gold); }
.fee-big .fee-note { font-size: 12px; font-weight: 400; color: var(--text-hint); display: block; margin-top: 2px; }
.aside-cta-btn {
  display: block;
  text-align: center;
  background: var(--primary);
  color: #fff;
  border-radius: 999px;
  padding: 12px 0;
  font-size: 15px;
  margin-top: 16px;
}
.aside-cta-btn:hover { background: var(--primary-dark); color: #fff; }
.aside-cta-sub { text-align: center; font-size: 12px; color: var(--text-hint); margin-top: 10px; }
.official-link {
  display: block;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 0;
  font-size: 13px;
  color: var(--text-sub);
  margin-top: 10px;
}
.official-link:hover { border-color: var(--primary); color: var(--primary); }

/* 相关推荐横向卡片 */
.rel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.rel-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text-main);
}
.rel-item:hover { border-color: var(--primary-mid); box-shadow: var(--shadow); }
.rel-item .rel-name { font-size: 13.5px; font-weight: 500; line-height: 1.5; }
.rel-item .rel-fee { font-size: 12px; color: var(--gold); flex-shrink: 0; }

/* ---------------- 关于页 ---------------- */
.about-hero-img { border-radius: 16px; overflow: hidden; box-shadow: var(--shadow); }
.about-text-block { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px 32px; margin-top: 20px; }
.about-text-block h2 { font-size: 19px; font-weight: 600; margin-bottom: 14px; position: relative; padding-left: 12px; }
.about-text-block h2::before {
  content: ""; position: absolute; left: 0; top: 5px; width: 4px; height: 16px;
  background: var(--primary); border-radius: 2px;
}
.about-text-block p { color: var(--text-sub); font-size: 14.5px; }
.about-text-block ul { margin: 10px 0 0 18px; color: var(--text-sub); font-size: 14.5px; }
.about-text-block li { margin-top: 6px; }

.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 24px; }
.contact-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  text-align: center;
}
.contact-card .c-icon { font-size: 26px; }
.contact-card h3 { font-size: 16px; margin-top: 10px; }
.contact-card p { font-size: 14px; color: var(--text-sub); margin-top: 6px; }
.contact-card .c-value { font-size: 17px; font-weight: 600; color: var(--primary); margin-top: 8px; }

/* ---------------- 页脚 ---------------- */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.75);
  margin-top: 32px;
  padding: 24px 0 18px;
  font-size: 13px;
}
.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: center;
  gap: 80px;
  flex-wrap: wrap;
}
.footer-brand { font-size: 18px; font-weight: 600; color: #fff; letter-spacing: 2px; }
.footer-brand span { color: #D8B98A; font-size: 12px; margin-left: 8px; letter-spacing: 3px; }
.footer-col h4 { color: #fff; font-size: 14px; margin-bottom: 10px; font-weight: 500; }
.footer-col a { color: rgba(255, 255, 255, 0.75); display: block; margin-top: 6px; }
.footer-col a:hover { color: #fff; }
.footer-nav-row { text-align: center; }
.footer-nav-links { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 8px; justify-content: center; }
.footer-nav-links a { display: inline-block; margin-top: 0; white-space: nowrap; }
.footer-bottom {
  max-width: 1080px;
  margin: 18px auto 0;
  padding: 14px 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
}
.footer-bottom a { color: rgba(255, 255, 255, 0.55); }

/* ---------------- 响应式 ---------------- */
@media (max-width: 900px) {
  .card-grid, .service-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-row, .region-grid { grid-template-columns: repeat(2, 1fr); }
  .cat-grid { grid-template-columns: repeat(4, 1fr); }
  .detail-body { grid-template-columns: 1fr; }
  .about-band { flex-direction: column; padding: 20px 20px; }
  .about-band img { width: 100%; max-height: 160px; object-fit: cover; }
  .contact-grid { grid-template-columns: 1fr; }
  .main-nav { gap: 18px; }
  .footer-inner { flex-direction: column; }
}
@media (max-width: 560px) {
  .hero { padding: 28px 0 24px; }
  .hero h1 { font-size: 22px; line-height: 1.35; }
  .hero-sub { font-size: 13px; }
  .hero-search input { height: 32px; font-size: 13px; }
  .about-band { padding: 14px 16px; }
  .site-footer { padding: 18px 0 12px; }
  .card-grid, .service-grid, .stats-row, .region-grid { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .detail-hero img { height: 220px; }
  .detail-title { font-size: 21px; }
  .info-grid { grid-template-columns: 1fr; }
  .info-item:nth-child(odd) { border-right: none; }
  .info-item:nth-last-child(-n+2) { border-bottom: 1px solid var(--border); }
  .info-item:last-child { border-bottom: none; }
  .gallery { grid-template-columns: 1fr; }
  .rel-grid { grid-template-columns: 1fr; }
  .detail-card { padding: 20px 18px; }
  .filter-label { width: 100%; }
}

/* ---------------- 申请指南（guide.html） ---------------- */
.guide-steps { margin-top: 26px; position: relative; padding-left: 34px; }
.guide-steps::before {
  content: ""; position: absolute; left: 13px; top: 6px; bottom: 6px;
  width: 2px; background: linear-gradient(to bottom, var(--gold), var(--primary-mid));
}
.guide-step { position: relative; padding-bottom: 26px; }
.guide-step:last-child { padding-bottom: 0; }
.guide-step::before {
  content: ""; position: absolute; left: -30px; top: 2px;
  width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 3px solid var(--gold);
  box-sizing: border-box;
}
.guide-step h3 { font-size: 16.5px; font-weight: 600; color: var(--primary); }
.guide-step .step-num { color: var(--gold); font-size: 13px; font-weight: 600; margin-right: 6px; }
.guide-step p { font-size: 14px; color: var(--text-sub); margin-top: 6px; line-height: 1.8; }
.guide-step ul { margin: 8px 0 0 18px; font-size: 13.5px; color: var(--text-sub); line-height: 1.8; }

.guide-card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 22px; }
.guide-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px 22px 18px;
}
.guide-card h3 { font-size: 15.5px; font-weight: 600; color: var(--primary); margin-bottom: 10px; }
.guide-card h3 .g-icon { margin-right: 6px; }
.guide-card ul { margin: 0 0 0 17px; font-size: 13.5px; color: var(--text-sub); line-height: 1.9; }
.guide-card li b { color: var(--text-main); font-weight: 500; }

.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; margin-top: 18px; }
.check-item { display: flex; gap: 10px; font-size: 14px; color: var(--text-sub); line-height: 1.7; }
.check-item .ck { color: var(--gold); flex-shrink: 0; font-weight: 700; }

/* ---------------- FAQ（faq.html） ---------------- */
.faq-cats { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.faq-cat { cursor: pointer; }
.faq-list { margin-top: 22px; }
.faq-item {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  margin-bottom: 12px; overflow: hidden;
}
.faq-q {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px; cursor: pointer; user-select: none;
}
.faq-q .f-num {
  font-size: 12px; font-weight: 700; color: var(--gold);
  background: var(--gold-light); border-radius: 6px; padding: 2px 8px; flex-shrink: 0;
}
.faq-q .f-text { font-size: 15px; font-weight: 500; color: var(--text-main); flex: 1; }
.faq-q .f-arrow { color: var(--text-hint); font-size: 13px; transition: transform 0.2s; flex-shrink: 0; }
.faq-item.open .faq-q .f-arrow { transform: rotate(180deg); }
.faq-a {
  display: none; padding: 0 20px 18px 52px;
  font-size: 14px; color: var(--text-sub); line-height: 1.9;
}
.faq-item.open .faq-a { display: block; }

/* ---------------- 响应式（补充） ---------------- */
@media (max-width: 560px) {
  .guide-card-grid, .check-grid { grid-template-columns: 1fr; }
  .faq-a { padding-left: 20px; }
}