/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --c-main: #0C2B25;
  --c-main-2: #183D34;
  --c-accent: #C05A2E;
  --c-accent-dark: #A24B25;
  --c-gold: #A8754F;
  --c-bg: #F7F3EC;
  --c-surface: #FFFFFF;
  --c-surface-2: #F0EBE2;
  --c-text: #1B211F;
  --c-text-2: #5B625E;
  --c-border: #E3DCCF;
  --c-light-text: #FCFAF5;
  --radius-card: 12px;
  --radius-btn: 4px;
  --radius-tag: 999px;
  --shadow-hover: 0 14px 30px rgba(12,43,37,0.08);
  --transition: 0.25s ease-out;
  --content-max: 1200px;
  --side-nav-width: 72px;
}

/* ===== Reset / Base ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: clamp(0.9375rem, 0.5vw, 1.0625rem);
  line-height: 1.8;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.2s ease-out, background 0.2s ease-out, border-color 0.2s ease-out, transform 0.2s ease-out; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; border: none; background: none; cursor: pointer; color: inherit; }
input, select, textarea { font-family: inherit; }
h1, h2, h3, h4, h5, p { margin: 0; }
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  transition: all 0.25s ease-out;
  cursor: pointer;
  line-height: 1.2;
  text-align: center;
}
.btn-primary { background: var(--c-accent); color: #fff; }
.btn-primary:hover { background: var(--c-accent-dark); transform: translateY(-1px); }
.btn-primary:focus { outline: none; box-shadow: 0 0 0 3px rgba(192,90,46,0.35); }
.btn-outline { border: 1px solid var(--c-main); color: var(--c-main); background: transparent; }
.btn-outline:hover { background: var(--c-main); color: #fff; transform: translateY(-1px); }
.btn-link { padding: 0.75rem 0.5rem; color: var(--c-light-text); background: none; border: none; font-weight: 500; }
.btn-link:hover { color: var(--c-accent); text-decoration: underline; }
.btn-lg { padding: 1rem 2.25rem; font-size: 1.0625rem; }
.btn-sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }
.btn-block { width: 100%; }

/* ===== 侧边导航（桌面） ===== */
.side-nav {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--side-nav-width);
  background: var(--c-main);
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 0;
}
.side-nav .brand-mark {
  width: 40px; height: 40px;
  background: var(--c-accent);
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  margin-bottom: 30px;
  letter-spacing: -0.02em;
}
.nav-links { display: flex; flex-direction: column; gap: 6px; align-items: center; width: 100%; }
.nav-link {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 10px;
  color: rgba(252,250,245,0.55);
  font-size: 1.05rem;
  position: relative;
  transition: all 0.2s ease-out;
}
.nav-link:hover { color: #fff; background: rgba(255,255,255,0.08); }
.nav-link.active { color: var(--c-light-text); background: rgba(255,255,255,0.06); }
.nav-link.active::before {
  content: '';
  position: absolute;
  left: -12px; top: 14px; bottom: 14px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--c-accent);
}
.nav-group { position: relative; width: 100%; display: flex; justify-content: center; }
.nav-submenu {
  position: absolute;
  left: 70px; top: 0;
  width: 200px;
  background: var(--c-main-2);
  border-radius: 10px;
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-6px);
  transition: all 0.25s ease-out;
  pointer-events: none;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
.nav-group:hover .nav-submenu,
.nav-group:focus-within .nav-submenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
  pointer-events: auto;
}
.nav-submenu a {
  display: block;
  color: rgba(252,250,245,0.85);
  font-size: 0.875rem;
  padding: 8px 12px;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}
.nav-submenu a:hover { background: rgba(255,255,255,0.08); color: #fff; }

/* ===== 移动端顶部与抽屉 ===== */
.mobile-header {
  display: none;
  position: sticky;
  top: 0;
  z-index: 400;
  height: 56px;
  background: var(--c-main);
  color: var(--c-light-text);
  align-items: center;
  padding: 0 16px;
  gap: 12px;
}
.mobile-header .mobile-brand {
  width: 30px; height: 30px;
  background: var(--c-accent);
  border-radius: 8px;
  color: #fff;
  font-size: 0.875rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.mobile-header .mobile-brand-name {
  font-size: 0.9375rem;
  font-weight: 600;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mobile-menu-toggle {
  color: var(--c-light-text);
  font-size: 1.4rem;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px;
}
.mobile-menu-toggle:hover { background: rgba(255,255,255,0.08); }
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 500;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}
.drawer-backdrop.open { opacity: 1; visibility: visible; }
.mobile-drawer {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: 280px;
  background: var(--c-main);
  z-index: 600;
  transform: translateX(-100%);
  transition: transform 0.3s ease-out;
  display: flex;
  flex-direction: column;
  color: var(--c-light-text);
}
.mobile-drawer.open { transform: translateX(0); }
.drawer-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 20px 12px;
  border-bottom: 1px solid rgba(252,250,245,0.1);
}
.drawer-header .drawer-brand { font-size: 1rem; font-weight: 600; }
.drawer-close {
  color: rgba(252,250,245,0.7);
  font-size: 1.5rem;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px;
}
.drawer-close:hover { color: #fff; background: rgba(255,255,255,0.08); }
.drawer-nav { padding: 16px 20px; flex: 1; overflow-y: auto; }
.drawer-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 8px;
  border-radius: 8px;
  color: rgba(252,250,245,0.8);
  font-size: 0.9375rem;
  position: relative;
  transition: background 0.2s, color 0.2s;
}
.drawer-link i { width: 20px; text-align: center; }
.drawer-link:hover { background: rgba(255,255,255,0.06); color: #fff; }
.drawer-link.active { color: #fff; }
.drawer-link.active::before {
  content: '';
  position: absolute;
  left: -20px; top: 12px; bottom: 12px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--c-accent);
}
.drawer-section-title {
  font-size: 0.75rem;
  color: rgba(252,250,245,0.45);
  padding: 14px 8px 6px;
  letter-spacing: 0.06em;
}
.drawer-contact {
  padding: 16px 12px 10px;
  border-top: 1px solid rgba(252,250,245,0.1);
  font-size: 0.75rem;
  color: rgba(252,250,245,0.55);
  line-height: 1.9;
}

/* ===== App Shell ===== */
.app-shell { margin-left: var(--side-nav-width); min-height: 100vh; display: flex; flex-direction: column; }
.main-content { flex: 1; }

/* ===== 通用板块 ===== */
.section { padding: clamp(4rem, 10vw, 7rem) 0; }
.section-title {
  font-size: clamp(1.375rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 8px;
  line-height: 1.2;
}
.section-lead {
  color: var(--c-text-2);
  max-width: 640px;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  font-size: 0.9375rem;
}
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}
.view-all {
  font-size: 0.875rem;
  color: var(--c-accent);
  font-weight: 600;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.view-all:hover { border-bottom-color: var(--c-accent); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  background: var(--c-main);
  color: var(--c-light-text);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.38;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(12,43,37,0.96) 20%, rgba(12,43,37,0.72) 100%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  padding: 90px 24px;
  max-width: var(--content-max);
  margin: 0 auto;
  width: 100%;
}
.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  color: rgba(252,250,245,0.85);
  max-width: 640px;
  margin-bottom: 36px;
  line-height: 1.6;
}
.hero-actions { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.hero-trust {
  margin-top: 56px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 32px;
  font-size: 0.875rem;
  color: rgba(252,250,245,0.7);
  font-variant-numeric: tabular-nums;
}
.hero-trust span { display: inline-flex; align-items: center; }
.hero-trust span + span::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--c-accent);
  margin-right: 32px;
}

/* ===== 统计数据 ===== */
.stats-section {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 44px 0;
}
.stat-item { text-align: center; }
.stat-num {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--c-main);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.stat-label { font-size: 0.8125rem; color: var(--c-text-2); margin-top: 4px; }

/* ===== 业务板块 ===== */
.business-section { background: var(--c-bg); }
.business-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.business-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: transform 0.25s ease-out, box-shadow 0.25s ease-out;
}
.business-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.business-card img { width: 100%; height: 190px; object-fit: cover; }
.business-body { padding: clamp(1.25rem, 2vw, 1.75rem); }
.business-body h3 { font-size: 1.125rem; font-weight: 600; color: var(--c-text); margin-bottom: 8px; }
.business-body p { font-size: 0.875rem; color: var(--c-text-2); line-height: 1.7; margin: 0; }

/* ===== 优惠阶梯 ===== */
.plans-section { background: var(--c-bg); }
.plans-grid {
  display: flex;
  align-items: flex-end;
  gap: 20px;
}
.plan-card {
  flex: 1;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-card);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  position: relative;
  transition: transform 0.25s ease-out, box-shadow 0.25s ease-out;
}
.plan-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.plan-card.featured {
  flex: 1.3;
  background: var(--c-main);
  color: var(--c-light-text);
  border: none;
  padding-top: calc(clamp(1.5rem, 3vw, 2.5rem) + 14px);
  box-shadow: 0 16px 40px rgba(12,43,37,0.28);
}
.plan-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-accent);
  color: #fff;
  font-size: 0.75rem;
  padding: 5px 20px;
  border-radius: var(--radius-tag);
  letter-spacing: 0.08em;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(192,90,46,0.35);
}
.plan-name { font-size: 1.25rem; font-weight: 700; margin-bottom: 4px; }
.plan-amount { font-size: 0.875rem; opacity: 0.75; margin-bottom: 22px; }
.plan-card ul { margin: 0 0 24px; }
.plan-card li {
  padding: 7px 0;
  border-bottom: 1px dashed rgba(12,43,37,0.14);
  font-size: 0.9375rem;
  color: var(--c-text);
}
.plan-card.featured li {
  border-bottom-color: rgba(252,250,245,0.16);
  color: rgba(252,250,245,0.92);
}

/* ===== 套餐对比 ===== */
.compare-section { background: var(--c-surface); border-top: 1px solid var(--c-border); }
.compare-table { margin-top: 8px; }
.compare-row {
  display: grid;
  grid-template-columns: 160px 1fr 1fr 1fr;
  border-bottom: 1px solid var(--c-border);
}
.compare-row > div { padding: 16px 20px; font-size: 0.875rem; }
.compare-row .compare-label {
  color: var(--c-text-2);
  border-right: 1px solid var(--c-border);
  background: rgba(247,243,236,0.55);
  font-weight: 500;
}
.compare-col { text-align: center; color: var(--c-text); }
.compare-col.featured {
  background: rgba(12,43,37,0.05);
  box-shadow: inset 0 3px 0 var(--c-accent);
  font-weight: 600;
}
.compare-head { background: var(--c-surface-2); font-weight: 600; font-size: 0.9375rem; }
.compare-head .compare-label { background: transparent; font-weight: 600; }
.compare-cta-cell {
  border-bottom: none !important;
  padding-top: 24px !important;
  padding-bottom: 8px !important;
}
.compare-cta-cell .btn { min-width: 140px; }
.compare-mobile { display: none; }

/* ===== 限时入口 ===== */
.deadline-section {
  background: var(--c-main);
  color: var(--c-light-text);
  position: relative;
  overflow: hidden;
}
.deadline-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--c-accent);
}
.deadline-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  opacity: 0.16;
}
.deadline-inner {
  position: relative;
  z-index: 2;
  padding: clamp(3rem, 8vw, 5rem) 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  max-width: var(--content-max);
  margin: 0 auto;
}
.deadline-left h2 {
  font-size: clamp(1.375rem, 2.5vw, 2rem);
  font-weight: 700;
  margin-bottom: 8px;
}
.deadline-left p { color: rgba(252,250,245,0.75); font-size: 0.9375rem; max-width: 480px; }
.countdown { display: flex; gap: 14px; margin-top: 22px; }
.count-item {
  background: rgba(252,250,245,0.08);
  border: 1px solid rgba(252,250,245,0.18);
  border-radius: 10px;
  padding: 10px 18px;
  text-align: center;
  min-width: 68px;
}
.count-num {
  font-size: 1.75rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  display: block;
  color: var(--c-accent);
  line-height: 1.2;
}
.count-label { font-size: 0.75rem; color: rgba(252,250,245,0.65); }
.deadline-right .btn { white-space: nowrap; }

/* ===== 最新信息 / CMS 列表 ===== */
.news-section { background: var(--c-bg); }
.news-list { border-top: 1px solid var(--c-border); }
.news-row {
  display: grid;
  grid-template-columns: 100px 104px 220px 1fr 36px;
  align-items: center;
  gap: 18px;
  padding: 20px 16px;
  border-bottom: 1px solid var(--c-border);
  transition: background 0.2s ease;
  border-radius: 6px;
}
.news-row:hover { background: var(--c-surface-2); }
.news-row:hover .news-title { color: var(--c-accent); }
.news-row:hover .news-arrow i { transform: translateX(4px); color: var(--c-accent); }
.news-date { font-size: 0.8125rem; color: var(--c-text-2); font-variant-numeric: tabular-nums; }
.news-cat {
  font-size: 0.75rem;
  background: rgba(168,117,79,0.12);
  color: var(--c-gold);
  padding: 3px 12px;
  border-radius: var(--radius-tag);
  width: fit-content;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.news-title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--c-text);
  transition: color 0.2s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.news-summary { font-size: 0.875rem; color: var(--c-text-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.news-arrow i { transition: transform 0.2s ease, color 0.2s; }
.news-empty { padding: 48px 20px; text-align: center; color: var(--c-text-2); border-bottom: 1px solid var(--c-border); }

/* ===== 咨询 + FAQ ===== */
.contact-section { background: var(--c-surface); border-top: 1px solid var(--c-border); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
}
.faq-item { border-bottom: 1px solid var(--c-border); }
.faq-question {
  width: 100%;
  text-align: left;
  padding: 18px 4px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  transition: color 0.2s;
}
.faq-question:hover { color: var(--c-accent); }
.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--c-accent);
  font-weight: 300;
  transition: transform 0.25s ease;
  line-height: 1;
}
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  color: var(--c-text-2);
  font-size: 0.9375rem;
  line-height: 1.7;
  padding: 0 4px;
}
.faq-item.open .faq-answer { max-height: 320px; padding-bottom: 18px; }

/* 表单 */
.contact-form .form-group { margin-bottom: 24px; }
.contact-form label { display: block; font-size: 0.875rem; margin-bottom: 6px; color: var(--c-text); font-weight: 500; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  height: 44px;
  border: none;
  border-bottom: 1px solid var(--c-border);
  background: transparent;
  padding: 0 4px;
  font-size: 0.9375rem;
  color: var(--c-text);
  transition: border-color 0.2s, box-shadow 0.2s;
  border-radius: 0;
}
.contact-form textarea { height: auto; min-height: 110px; padding-top: 10px; resize: vertical; }
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-bottom-color: var(--c-accent);
  box-shadow: 0 4px 0 -2px rgba(192,90,46,0.18);
}
.contact-form select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23A8754F' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 6px center;
  cursor: pointer;
}
.contact-form .btn { margin-top: 8px; }
.form-privacy { font-size: 0.75rem; color: var(--c-text-2); margin-top: 14px; line-height: 1.6; }
.form-status { margin-top: 12px; font-size: 0.875rem; min-height: 20px; }
.form-status.success { color: var(--c-main); }
.form-status.error { color: var(--c-accent); }

/* ===== 页脚 ===== */
.footer {
  background: var(--c-main);
  color: rgba(252,250,245,0.72);
  font-size: 0.8125rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  padding: clamp(3rem, 6vw, 4.5rem) 24px 2.5rem;
  max-width: var(--content-max);
  margin: 0 auto;
}
.footer-brand .footer-logo {
  width: 44px; height: 44px;
  background: var(--c-accent);
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border-radius: 10px;
  margin-bottom: 12px;
}
.footer-name { font-size: 1.0625rem; color: #fff; font-weight: 600; margin-bottom: 6px; }
.footer-brand p { line-height: 1.9; margin-bottom: 4px; font-size: 0.8125rem; }
.footer h4 { font-size: 0.875rem; color: #fff; margin-bottom: 14px; font-weight: 600; }
.footer a { color: rgba(252,250,245,0.72); }
.footer a:hover { color: var(--c-accent); }
.footer-nav { display: flex; flex-direction: column; gap: 8px; }
.footer-notes p { line-height: 1.9; font-size: 0.8125rem; }
.footer-bottom {
  border-top: 1px solid rgba(252,250,245,0.1);
  padding: 18px 24px;
  text-align: center;
  color: rgba(252,250,245,0.45);
  font-size: 0.75rem;
  max-width: var(--content-max);
  margin: 0 auto;
}
.footer-bottom a { color: rgba(252,250,245,0.45); }
.footer-bottom a:hover { color: var(--c-accent); }

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
  .side-nav { display: none; }
  .mobile-header { display: flex; }
  .app-shell { margin-left: 0; }
  .hero { min-height: 60vh; }
}

@media (max-width: 900px) {
  .business-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .plans-grid { flex-direction: column; align-items: stretch; max-width: 560px; margin: 0 auto; }
  .plan-card.featured { order: -1; }
  .compare-table { display: none; }
  .compare-mobile { display: block; max-width: 560px; margin: 0 auto; }
  .compare-card {
    border: 1px solid var(--c-border);
    border-radius: var(--radius-card);
    margin-bottom: 16px;
    overflow: hidden;
    background: var(--c-surface);
  }
  .compare-card.featured-mobile { border-color: var(--c-main); box-shadow: 0 8px 24px rgba(12,43,37,0.1); }
  .compare-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--c-text);
    background: var(--c-surface-2);
  }
  .compare-toggle i { transition: transform 0.25s; color: var(--c-accent); }
  .compare-card.open .compare-toggle i { transform: rotate(180deg); }
  .compare-body { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
  .compare-card.open .compare-body { max-height: 500px; }
  .compare-body ul { padding: 16px 20px 4px; }
  .compare-body li { padding: 5px 0; font-size: 0.875rem; color: var(--c-text-2); }
  .compare-body li strong { color: var(--c-text); }
  .compare-body .btn { margin: 8px 20px 18px; }
  .compare-body .badge {
    font-size: 0.6875rem;
    background: var(--c-accent);
    color: #fff;
    padding: 2px 10px;
    border-radius: var(--radius-tag);
    font-weight: 600;
    margin-left: 8px;
    vertical-align: 2px;
  }
  .contact-grid { grid-template-columns: 1fr; }
  .news-row { grid-template-columns: 1fr; gap: 6px; padding: 20px 14px; }
  .news-date { order: 1; font-size: 0.75rem; }
  .news-cat { order: 2; }
  .news-title { order: 3; font-size: 1rem; white-space: normal; }
  .news-summary { order: 4; font-size: 0.8125rem; white-space: normal; }
  .news-arrow { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}

@media (max-width: 640px) {
  .hero-inner { padding: 60px 20px; }
  .hero-title { font-size: clamp(2rem, 10vw, 3rem); }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .hero-trust { flex-direction: column; gap: 6px; margin-top: 40px; }
  .hero-trust span + span::before { display: none; }
  .container { padding-left: 18px; padding-right: 18px; }
  .section { padding: clamp(2.5rem, 8vw, 4rem) 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; padding-top: 2.5rem; }
  .countdown { gap: 8px; }
  .count-item { padding: 8px 12px; min-width: 56px; }
  .count-num { font-size: 1.375rem; }
  .deadline-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
  .deadline-right .btn { width: 100%; }
}

/* ===== 动效偏好 ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: category1 */
:root {
      --c-main: #0C2B25;
      --c-main-2: #183D34;
      --c-accent: #C05A2E;
      --c-accent-dark: #A24B25;
      --c-gold: #A8754F;
      --c-bg: #F7F3EC;
      --c-surface: #FFFFFF;
      --c-surface-2: #F0EBE2;
      --c-text: #1B211F;
      --c-text-2: #5B625E;
      --c-border: #E3DCCF;
      --c-light-text: #FCFAF5;
      --radius-lg: 12px;
      --radius-sm: 4px;
      --shadow-card: 0 14px 30px rgba(12, 43, 37, 0.08);
      --transition: all 0.25s ease-out;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
      background: var(--c-bg);
      color: var(--c-text);
      font-size: 16px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    body.drawer-open {
      overflow: hidden;
    }

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

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

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

    button {
      font-family: inherit;
      border: none;
      background: none;
      cursor: pointer;
    }

    input, select, textarea {
      font-family: inherit;
      font-size: 0.9375rem;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 32px;
    }

    .app-main {
      margin-left: 72px;
      min-height: 100vh;
    }

    .section {
      padding: clamp(4rem, 10vw, 7rem) 0;
    }

    .section-head {
      max-width: 720px;
      margin-bottom: 3.5rem;
    }

    .section-head h2 {
      font-size: clamp(1.375rem, 2.5vw, 2rem);
      font-weight: 700;
      color: var(--c-main);
      line-height: 1.3;
      margin-bottom: 0.75rem;
    }

    .section-head p {
      color: var(--c-text-2);
      font-size: clamp(0.9375rem, 0.5vw, 1.0625rem);
      line-height: 1.7;
    }

    /* ============ 左侧导航 ============ */
    .app-nav {
      position: fixed;
      top: 0;
      left: 0;
      width: 72px;
      height: 100vh;
      background: var(--c-main);
      z-index: 1000;
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 20px 0 16px;
      transition: var(--transition);
    }

    .nav-brand {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 44px;
      border-radius: 10px;
      background: var(--c-accent);
      color: #fff;
      font-size: 1.15rem;
      font-weight: 800;
      margin-bottom: 28px;
      transition: var(--transition);
    }

    .nav-brand:hover {
      background: var(--c-accent-dark);
      transform: scale(1.05);
      color: #fff;
    }

    .nav-links {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 8px;
      width: 100%;
      flex: 1;
    }

    .nav-link {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 48px;
      height: 48px;
      border-radius: 10px;
      color: rgba(252, 250, 245, 0.55);
      font-size: 1.05rem;
      transition: var(--transition);
      background: transparent;
      position: relative;
    }

    .nav-link:hover {
      color: var(--c-light-text);
      background: var(--c-main-2);
    }

    .nav-link.active {
      color: var(--c-light-text);
      background: var(--c-main-2);
    }

    .nav-link.active::before {
      content: '';
      position: absolute;
      left: -12px;
      top: 50%;
      transform: translateY(-50%);
      width: 3px;
      height: 24px;
      border-radius: 0 3px 3px 0;
      background: var(--c-accent);
    }

    .nav-group {
      position: relative;
    }

    .nav-submenu {
      display: none;
      position: absolute;
      left: calc(100% + 8px);
      top: 50%;
      transform: translateY(-50%);
      background: var(--c-surface);
      border: 1px solid var(--c-border);
      border-radius: 12px;
      padding: 8px 0;
      min-width: 180px;
      box-shadow: 0 14px 30px rgba(12, 43, 37, 0.12);
      z-index: 1200;
    }

    .nav-submenu a {
      display: block;
      padding: 10px 20px;
      font-size: 0.875rem;
      color: var(--c-text);
      border-left: 3px solid transparent;
      white-space: nowrap;
    }

    .nav-submenu a:hover {
      background: var(--c-surface-2);
      border-left-color: var(--c-accent);
      color: var(--c-main);
    }

    .nav-submenu a.active {
      border-left-color: var(--c-accent);
      color: var(--c-accent);
      font-weight: 600;
      background: rgba(192, 90, 46, 0.06);
    }

    .nav-group:hover .nav-submenu {
      display: block;
      animation: fadeSlideIn 0.2s ease-out;
    }

    @keyframes fadeSlideIn {
      from {
        opacity: 0;
        transform: translateY(-50%) translateX(-6px);
      }
      to {
        opacity: 1;
        transform: translateY(-50%) translateX(0);
      }
    }

    .nav-bottom {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 14px;
      margin-top: auto;
    }

    .nav-bottom a {
      color: rgba(252, 250, 245, 0.45);
      font-size: 1rem;
      transition: var(--transition);
    }

    .nav-bottom a:hover {
      color: var(--c-light-text);
    }

    /* ============ 移动端顶栏 ============ */
    .mobile-topbar {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: 56px;
      background: var(--c-main);
      z-index: 1000;
      align-items: center;
      justify-content: space-between;
      padding: 0 20px;
    }

    .mobile-brand {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      border-radius: 9px;
      background: var(--c-accent);
      color: #fff;
      font-size: 1rem;
      font-weight: 800;
    }

    .menu-toggle {
      color: var(--c-light-text);
      font-size: 1.25rem;
      padding: 8px;
      border-radius: 8px;
      transition: var(--transition);
    }

    .menu-toggle:hover {
      background: var(--c-main-2);
    }

    /* ============ 移动端抽屉 ============ */
    .drawer-overlay {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(12, 43, 37, 0.5);
      z-index: 1400;
    }

    .mobile-drawer {
      position: fixed;
      top: 0;
      left: -300px;
      width: 280px;
      height: 100vh;
      background: var(--c-main);
      z-index: 1500;
      transition: left 0.3s ease-out;
      display: flex;
      flex-direction: column;
      padding: 20px 0;
    }

    .mobile-drawer.is-open {
      left: 0;
    }

    .drawer-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 20px 20px;
      border-bottom: 1px solid rgba(252, 250, 245, 0.12);
    }

    .drawer-brand {
      color: var(--c-light-text);
      font-size: 1.0625rem;
      font-weight: 700;
    }

    .drawer-close {
      color: rgba(252, 250, 245, 0.6);
      font-size: 1.125rem;
      padding: 6px;
      border-radius: 8px;
      transition: var(--transition);
    }

    .drawer-close:hover {
      background: var(--c-main-2);
      color: var(--c-light-text);
    }

    .drawer-nav {
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 4px;
      flex: 1;
      overflow-y: auto;
    }

    .drawer-nav a {
      padding: 12px 16px;
      border-radius: 10px;
      color: rgba(252, 250, 245, 0.75);
      font-size: 0.9375rem;
      border-left: 3px solid transparent;
      transition: var(--transition);
    }

    .drawer-nav a:hover {
      background: var(--c-main-2);
      color: var(--c-light-text);
    }

    .drawer-nav a.active {
      background: var(--c-main-2);
      color: var(--c-light-text);
      border-left-color: var(--c-accent);
      font-weight: 600;
    }

    .drawer-label {
      color: rgba(252, 250, 245, 0.35);
      font-size: 0.75rem;
      text-transform: uppercase;
      letter-spacing: 0.12em;
      padding: 16px 16px 6px;
    }

    .drawer-contact {
      padding: 20px;
      border-top: 1px solid rgba(252, 250, 245, 0.12);
      font-size: 0.8125rem;
      color: rgba(252, 250, 245, 0.5);
      line-height: 1.6;
    }

    /* ============ 按钮 ============ */
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: var(--c-accent);
      color: #fff;
      font-size: 0.9375rem;
      font-weight: 600;
      padding: 14px 32px;
      border-radius: var(--radius-sm);
      border: 2px solid var(--c-accent);
      transition: var(--transition);
      cursor: pointer;
      line-height: 1;
    }

    .btn-primary:hover {
      background: var(--c-accent-dark);
      border-color: var(--c-accent-dark);
      transform: translateY(-1px);
      color: #fff;
    }

    .btn-primary:focus {
      outline: none;
      box-shadow: 0 0 0 4px rgba(192, 90, 46, 0.25);
    }

    .btn-text {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--c-light-text);
      font-size: 0.9375rem;
      font-weight: 500;
      padding: 12px 0;
      border-bottom: 1px solid transparent;
      transition: var(--transition);
    }

    .btn-text:hover {
      color: var(--c-accent);
      border-bottom-color: var(--c-accent);
    }

    .hero-actions {
      display: flex;
      align-items: center;
      gap: 28px;
      flex-wrap: wrap;
    }

    /* ============ 分类页 Hero ============ */
    .category-hero {
      position: relative;
      min-height: 62vh;
      display: flex;
      align-items: center;
      background: var(--c-main);
      overflow: hidden;
    }

    .hero-bg {
      position: absolute;
      inset: 0;
      background-size: cover;
      background-position: center;
      opacity: 0.45;
    }

    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to right, rgba(12, 43, 37, 0.92) 0%, rgba(12, 43, 37, 0.72) 55%, rgba(12, 43, 37, 0.4) 100%);
    }

    .hero-content {
      position: relative;
      z-index: 2;
      max-width: 1200px;
      width: 100%;
      margin: 0 auto;
      padding: 0 32px;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 24px;
      font-size: 0.8125rem;
      color: rgba(252, 250, 245, 0.5);
    }

    .breadcrumb a {
      color: rgba(252, 250, 245, 0.65);
    }

    .breadcrumb a:hover {
      color: var(--c-light-text);
    }

    .breadcrumb .current {
      color: var(--c-accent);
    }

    .hero-content h1 {
      font-size: clamp(2rem, 4vw, 3rem);
      font-weight: 800;
      color: var(--c-light-text);
      line-height: 1.15;
      margin-bottom: 18px;
      letter-spacing: 0.02em;
    }

    .hero-content .hero-sub {
      font-size: clamp(1rem, 1.2vw, 1.2rem);
      color: rgba(252, 250, 245, 0.8);
      max-width: 560px;
      line-height: 1.7;
      margin-bottom: 32px;
    }

    /* ============ 产业方向卡片 ============ */
    .industry-cards .cell {
      margin-bottom: 24px;
    }

    .industry-card {
      background: var(--c-surface);
      border: 1px solid var(--c-border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      height: 100%;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }

    .industry-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-card);
      border-color: rgba(192, 90, 46, 0.3);
    }

    .card-img {
      height: 200px;
      overflow: hidden;
      position: relative;
    }

    .card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease-out;
    }

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

    .card-img::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(12, 43, 37, 0.35) 0%, transparent 60%);
    }

    .card-body {
      padding: 28px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .badge {
      display: inline-block;
      background: rgba(168, 117, 79, 0.12);
      color: var(--c-gold);
      font-size: 0.75rem;
      font-weight: 600;
      letter-spacing: 0.08em;
      padding: 4px 14px;
      border-radius: 999px;
      margin-bottom: 14px;
      align-self: flex-start;
    }

    .card-body h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--c-main);
      margin-bottom: 12px;
    }

    .card-body p {
      color: var(--c-text-2);
      font-size: 0.9375rem;
      line-height: 1.75;
      margin-bottom: 20px;
      flex: 1;
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--c-main);
      font-weight: 600;
      font-size: 0.875rem;
      transition: var(--transition);
    }

    .card-link i {
      transition: transform 0.2s ease-out;
    }

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

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

    /* ============ 数据带 ============ */
    .stats-band {
      background: var(--c-main);
      padding: clamp(3.5rem, 8vw, 5.5rem) 0;
      position: relative;
      overflow: hidden;
    }

    .stats-band::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--c-accent);
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 40px;
    }

    .stat-item {
      text-align: center;
    }

    .stat-num {
      font-size: clamp(2.2rem, 4vw, 3.2rem);
      font-weight: 800;
      color: var(--c-light-text);
      font-variant-numeric: tabular-nums;
      line-height: 1.2;
      display: block;
      letter-spacing: 0.02em;
    }

    .stat-num em {
      font-style: normal;
      color: var(--c-accent);
      font-size: 0.7em;
      margin-left: 2px;
    }

    .stat-label {
      color: rgba(252, 250, 245, 0.6);
      font-size: 0.875rem;
      margin-top: 10px;
      display: block;
    }

    /* ============ 布局策略 ============ */
    .strategy-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }

    .strategy-img {
      border-radius: var(--radius-lg);
      overflow: hidden;
      position: relative;
    }

    .strategy-img img {
      width: 100%;
      height: 420px;
      object-fit: cover;
    }

    .strategy-img::after {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(12, 43, 37, 0.15);
    }

    .strategy-list {
      display: flex;
      flex-direction: column;
      gap: 28px;
    }

    .strategy-item {
      display: flex;
      gap: 20px;
      padding-bottom: 24px;
      border-bottom: 1px solid var(--c-border);
      transition: var(--transition);
    }

    .strategy-item:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }

    .strategy-item .number {
      font-size: 1.75rem;
      font-weight: 800;
      color: var(--c-gold);
      line-height: 1.2;
      font-variant-numeric: tabular-nums;
      min-width: 52px;
    }

    .strategy-item h3 {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--c-main);
      margin-bottom: 6px;
    }

    .strategy-item p {
      color: var(--c-text-2);
      font-size: 0.9375rem;
      line-height: 1.7;
    }

    /* ============ 合作流程 ============ */
    .process-section {
      background: var(--c-surface-2);
    }

    .process-steps {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 32px;
    }

    .process-step {
      position: relative;
      text-align: center;
      padding: 32px 20px;
      background: var(--c-surface);
      border: 1px solid var(--c-border);
      border-radius: var(--radius-lg);
      transition: var(--transition);
    }

    .process-step:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-card);
      border-color: rgba(192, 90, 46, 0.3);
    }

    .step-num {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 52px;
      height: 52px;
      border-radius: 50%;
      background: var(--c-main);
      color: var(--c-light-text);
      font-size: 1.125rem;
      font-weight: 700;
      margin: 0 auto 18px;
      font-variant-numeric: tabular-nums;
    }

    .process-step h3 {
      font-size: 1.0625rem;
      font-weight: 700;
      color: var(--c-main);
      margin-bottom: 8px;
    }

    .process-step p {
      color: var(--c-text-2);
      font-size: 0.875rem;
      line-height: 1.6;
    }

    .process-step::after {
      content: '→';
      position: absolute;
      right: -24px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--c-gold);
      font-size: 1.25rem;
      font-weight: 600;
      z-index: 2;
    }

    .process-step:last-child::after {
      display: none;
    }

    /* ============ FAQ ============ */
    .faq-accordion {
      max-width: 860px;
      margin: 0 auto;
      background: transparent;
      border: none;
      list-style: none;
    }

    .faq-accordion .accordion-item {
      background: transparent;
      border: none;
      border-bottom: 1px solid var(--c-border);
      margin-bottom: 0;
    }

    .faq-accordion .accordion-title {
      font-size: 1.0625rem;
      font-weight: 600;
      color: var(--c-main);
      padding: 22px 40px 22px 0;
      background: transparent;
      border: none;
      border-radius: 0;
      position: relative;
      display: block;
      line-height: 1.5;
      transition: var(--transition);
    }

    .faq-accordion .accordion-title:hover {
      color: var(--c-accent);
      background: transparent;
    }

    .faq-accordion .accordion-title::before,
    .faq-accordion .accordion-title::after {
      content: '';
      position: absolute;
      right: 12px;
      top: 50%;
      width: 14px;
      height: 2px;
      background: var(--c-gold);
      transition: var(--transition);
    }

    .faq-accordion .accordion-title::after {
      transform: rotate(90deg);
    }

    .faq-accordion .accordion-item.is-active > .accordion-title {
      color: var(--c-accent);
    }

    .faq-accordion .accordion-item.is-active > .accordion-title::after {
      transform: rotate(0deg);
      opacity: 0;
    }

    .faq-accordion .accordion-content {
      border: none;
      background: transparent;
      padding: 0 40px 24px 0;
      color: var(--c-text-2);
      font-size: 0.9375rem;
      line-height: 1.85;
    }

    .faq-accordion .accordion-content p {
      margin-bottom: 0;
    }

    /* ============ CTA 表单区 ============ */
    .cta-section {
      background: var(--c-main);
      padding: clamp(4rem, 8vw, 6rem) 0;
      position: relative;
      overflow: hidden;
    }

    .cta-section::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--c-accent);
    }

    .cta-inner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
    }

    .cta-copy h2 {
      color: var(--c-light-text);
      font-size: clamp(1.5rem, 2.8vw, 2.2rem);
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 16px;
    }

    .cta-copy p {
      color: rgba(252, 250, 245, 0.7);
      font-size: 0.9375rem;
      line-height: 1.8;
      margin-bottom: 8px;
    }

    .cta-form {
      background: rgba(252, 250, 245, 0.06);
      border: 1px solid rgba(252, 250, 245, 0.12);
      border-radius: 16px;
      padding: 36px;
    }

    .form-group {
      margin-bottom: 20px;
    }

    .form-group label {
      display: block;
      color: rgba(252, 250, 245, 0.55);
      font-size: 0.8125rem;
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      height: 46px;
      background: transparent;
      border: none;
      border-bottom: 1px solid rgba(252, 250, 245, 0.25);
      color: var(--c-light-text);
      padding: 0 4px;
      font-size: 0.9375rem;
      border-radius: 0;
      transition: var(--transition);
    }

    .form-control:focus {
      border-bottom-color: var(--c-accent);
      box-shadow: 0 1px 0 var(--c-accent);
      background: transparent;
      color: var(--c-light-text);
    }

    textarea.form-control {
      height: auto;
      min-height: 90px;
      padding-top: 12px;
      resize: vertical;
    }

    .form-control::placeholder {
      color: rgba(252, 250, 245, 0.35);
    }

    select.form-control {
      appearance: none;
      -webkit-appearance: none;
      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' stroke='%23A8754F' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: right 4px center;
    }

    select.form-control option {
      background: var(--c-main);
      color: var(--c-light-text);
    }

    .cta-form .btn-primary {
      width: 100%;
      margin-top: 8px;
    }

    .form-note {
      text-align: center;
      color: rgba(252, 250, 245, 0.35);
      font-size: 0.75rem;
      margin-top: 16px;
      line-height: 1.6;
    }

    /* ============ Footer ============ */
    .footer {
      background: var(--c-main);
      color: rgba(252, 250, 245, 0.75);
      padding: 60px 0 24px;
      margin-left: 72px;
      position: relative;
    }

    .footer::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 1px;
      background: rgba(252, 250, 245, 0.1);
    }

    .footer-grid {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 32px;
      display: grid;
      grid-template-columns: 2fr 1fr 1.5fr;
      gap: 48px;
    }

    .footer-logo-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
    }

    .footer-logo {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 40px;
      height: 40px;
      border-radius: 10px;
      background: var(--c-accent);
      color: #fff;
      font-size: 1.05rem;
      font-weight: 800;
    }

    .footer-name {
      color: var(--c-light-text);
      font-size: 1.125rem;
      font-weight: 700;
      letter-spacing: 0.02em;
    }

    .footer-brand p {
      color: rgba(252, 250, 245, 0.5);
      font-size: 0.8125rem;
      line-height: 1.9;
      margin-bottom: 10px;
      max-width: 340px;
    }

    .footer-nav h4,
    .footer-notes h4 {
      color: var(--c-light-text);
      font-size: 0.875rem;
      font-weight: 600;
      margin-bottom: 18px;
      letter-spacing: 0.06em;
    }

    .footer-nav a {
      display: block;
      color: rgba(252, 250, 245, 0.55);
      font-size: 0.8125rem;
      line-height: 2.2;
      transition: var(--transition);
    }

    .footer-nav a:hover {
      color: var(--c-accent);
    }

    .footer-notes p {
      color: rgba(252, 250, 245, 0.45);
      font-size: 0.8125rem;
      line-height: 1.9;
      margin-bottom: 8px;
    }

    .footer-bottom {
      max-width: 1200px;
      margin: 40px auto 0;
      padding: 20px 32px 0;
      border-top: 1px solid rgba(252, 250, 245, 0.08);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
    }

    .footer-bottom p {
      color: rgba(252, 250, 245, 0.35);
      font-size: 0.75rem;
      line-height: 1.6;
      margin: 0;
    }

    /* ============ 响应式 ============ */
    @media screen and (max-width: 1023px) {
      .app-nav {
        display: none;
      }

      .app-main {
        margin-left: 0;
      }

      .mobile-topbar {
        display: flex;
      }

      .app-main {
        padding-top: 56px;
      }

      .footer {
        margin-left: 0;
      }

      .hero-content {
        padding: 0 20px;
      }

      .container {
        padding: 0 20px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        padding: 0 20px;
        gap: 40px;
      }

      .footer-brand {
        grid-column: 1 / -1;
      }
    }

    @media screen and (max-width: 767px) {
      .category-hero {
        min-height: 56vh;
      }

      .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px 20px;
      }

      .strategy-wrap {
        grid-template-columns: 1fr;
        gap: 40px;
      }

      .strategy-img img {
        height: 280px;
      }

      .process-steps {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .process-step::after {
        display: none;
      }

      .process-step {
        display: flex;
        align-items: center;
        gap: 20px;
        text-align: left;
        padding: 20px 24px;
      }

      .process-step .step-num {
        margin: 0;
        flex-shrink: 0;
      }

      .cta-inner {
        grid-template-columns: 1fr;
        gap: 40px;
      }

      .cta-form {
        padding: 24px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }

      .hero-actions {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
      }

      .industry-cards .cell {
        margin-bottom: 16px;
      }

      .card-img {
        height: 180px;
      }

      .section {
        padding: 3rem 0;
      }

      .section-head {
        margin-bottom: 2rem;
      }

      .faq-accordion .accordion-title {
        font-size: 1rem;
        padding: 18px 36px 18px 0;
      }
    }

    @media screen and (max-width: 479px) {
      .hero-content h1 {
        font-size: 1.8rem;
      }

      .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px 14px;
      }

      .stat-num {
        font-size: 1.8rem;
      }

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

    /* ============ 动效 & reduced motion ============ */
    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
      }
    }

    .scroll-fade {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    }

    .scroll-fade.in-view {
      opacity: 1;
      transform: translateY(0);
    }

/* roulang page: article */
:root {
  --c-main: #0C2B25;
  --c-main-2: #183D34;
  --c-accent: #C05A2E;
  --c-accent-dark: #A24B25;
  --c-gold: #A8754F;
  --c-bg: #F7F3EC;
  --c-surface: #FFFFFF;
  --c-surface-2: #F0EBE2;
  --c-text: #1B211F;
  --c-text-2: #5B625E;
  --c-border: #E3DCCF;
  --c-light-text: #FCFAF5;
  --radius-card: 12px;
  --radius-btn: 4px;
  --shadow-card: 0 14px 30px rgba(12, 43, 37, 0.08);
  --trans: 0.22s ease-out;
  --sidebar-w: 72px;
  --container: 1200px;
  --content-max: 760px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--c-main); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--c-accent); }
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; }
ul, ol { list-style: none; }
a:focus-visible, button:focus-visible {
  outline: 3px solid rgba(192, 90, 46, 0.35);
  outline-offset: 2px;
}

.site-wrapper {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.side-nav {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--c-main);
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 0;
}
.side-logo {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--c-accent);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 32px;
  transition: background var(--trans);
}
.side-logo:hover { background: var(--c-accent-dark); color: #fff; }
.nav-links {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  flex: 1;
}
.nav-link {
  width: 44px; height: 44px;
  border-radius: 8px;
  color: rgba(252, 250, 245, 0.6);
  font-size: 17px;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--trans);
  position: relative;
}
.nav-link:hover { color: #fff; background: var(--c-main-2); }
.nav-link.active { color: #fff; background: var(--c-main-2); }
.nav-link.active::before {
  content: '';
  position: absolute; left: -14px; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 20px;
  background: var(--c-accent);
  border-radius: 0 3px 3px 0;
}
.nav-group { position: relative; display: flex; }
.nav-submenu {
  position: absolute;
  left: calc(100% + 8px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--c-main-2);
  border-radius: 8px;
  padding: 8px;
  min-width: 170px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--trans);
  z-index: 120;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
}
.nav-submenu::before {
  content: '';
  position: absolute; left: -8px; top: 50%;
  transform: translateY(-50%);
  border-right: 8px solid var(--c-main-2);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}
.nav-group:hover .nav-submenu,
.nav-group:focus-within .nav-submenu {
  opacity: 1;
  visibility: visible;
  left: calc(100% + 8px);
}
.nav-submenu a {
  display: block;
  padding: 9px 14px;
  color: rgba(252, 250, 245, 0.85);
  font-size: 14px;
  border-radius: 6px;
  white-space: nowrap;
}
.nav-submenu a:hover { background: var(--c-main); color: #fff; }

.mobile-header {
  display: none;
  position: fixed; top: 0; left: 0; right: 0;
  height: 56px;
  background: var(--c-main);
  z-index: 110;
  padding: 0 16px;
  align-items: center;
  justify-content: space-between;
}
.mobile-logo {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: var(--c-accent);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.mobile-logo:hover { color: #fff; background: var(--c-accent-dark); }
.hamburger {
  color: #fff; font-size: 19px;
  width: 40px; height: 40px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--trans);
}
.hamburger:hover { background: var(--c-main-2); }
.drawer-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(12, 43, 37, 0.5);
  z-index: 198;
}
.drawer-overlay.open { display: block; }
.drawer {
  display: block;
  position: fixed; top: 0; left: 0; bottom: 0;
  width: 280px;
  background: var(--c-main);
  z-index: 200;
  padding: 24px;
  transform: translateX(-100%);
  transition: transform 0.3s ease-out;
  overflow-y: auto;
}
.drawer.open { transform: translateX(0); }
.drawer-brand {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(252, 250, 245, 0.12);
}
.drawer-logo {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--c-accent);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.drawer-name { color: #fff; font-size: 17px; font-weight: 700; line-height: 1.4; }
.drawer > a {
  display: block;
  color: rgba(252, 250, 245, 0.85);
  font-size: 15px;
  padding: 12px 4px;
  border-bottom: 1px solid rgba(252, 250, 245, 0.08);
  transition: all var(--trans);
}
.drawer > a:hover { color: #fff; padding-left: 8px; }
.drawer > a.active { color: var(--c-accent); font-weight: 600; }
.drawer-contact {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid rgba(252, 250, 245, 0.15);
  font-size: 13px;
  color: rgba(252, 250, 245, 0.6);
  line-height: 1.8;
}
.drawer-contact a { color: rgba(252, 250, 245, 0.75); }
.drawer-contact a:hover { color: var(--c-accent); }

.reading-progress {
  position: fixed;
  top: 0; left: var(--sidebar-w); right: 0;
  height: 4px;
  z-index: 96;
  background: transparent;
  pointer-events: none;
}
.reading-progress span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--c-accent);
  border-radius: 0 4px 4px 0;
}

.article-page { flex: 1; }
.article-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px 24px 72px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--c-text-2);
  margin-bottom: 20px;
}
.breadcrumb a { color: var(--c-text-2); }
.breadcrumb a:hover { color: var(--c-accent); }
.breadcrumb .sep { color: var(--c-gold); opacity: 0.5; }
.breadcrumb .current {
  color: var(--c-gold);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 320px;
}

.article-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--c-text);
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  font-size: 13px;
  color: var(--c-text-2);
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--c-border);
}
.meta-date { display: inline-flex; align-items: center; gap: 6px; font-variant-numeric: tabular-nums; }
.meta-tag {
  background: rgba(168, 117, 79, 0.12);
  color: var(--c-gold);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
}

.article-hero-figure {
  margin: 0 0 36px;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
}
.article-hero-figure img {
  width: 100%;
  object-fit: cover;
  max-height: 420px;
}
.article-hero-figure figcaption {
  font-size: 13px;
  color: var(--c-text-2);
  padding: 10px 16px;
  background: var(--c-surface);
  border-left: 3px solid var(--c-gold);
}

.article-body {
  max-width: var(--content-max);
  font-size: clamp(0.9375rem, 0.5vw, 1.0625rem);
  line-height: 1.85;
  color: var(--c-text);
}
.article-body p { margin-bottom: 1.5em; }
.article-body h2 {
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 700;
  color: var(--c-main);
  margin: 44px 0 16px;
}
.article-body h3 {
  font-size: clamp(1.125rem, 1.5vw, 1.375rem);
  font-weight: 600;
  color: var(--c-main);
  margin: 40px 0 16px;
  padding-left: 14px;
  border-left: 3px solid var(--c-gold);
}
.article-body h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--c-main);
  margin: 32px 0 12px;
}
.article-body img {
  border-radius: var(--radius-card);
  margin: 24px 0;
}
.article-body figure { margin: 28px 0; }
.article-body figure img { margin: 0; }
.article-body figcaption {
  font-size: 13px;
  color: var(--c-text-2);
  margin-top: 8px;
  text-align: center;
}
.article-body blockquote {
  margin: 28px 0;
  padding: 18px 20px;
  background: var(--c-surface-2);
  border-left: 3px solid var(--c-gold);
  color: var(--c-text-2);
  border-radius: 0 8px 8px 0;
}
.article-body ul,
.article-body ol {
  padding-left: 1.5em;
  margin-bottom: 1.5em;
}
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li { margin-bottom: 0.5em; }
.article-body a { color: var(--c-accent); border-bottom: 1px solid transparent; }
.article-body a:hover { border-color: var(--c-accent); }
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 15px;
}
.article-body th,
.article-body td {
  padding: 12px 16px;
  border: 1px solid var(--c-border);
  text-align: left;
}
.article-body th {
  background: var(--c-surface-2);
  font-weight: 600;
}

.article-faq {
  max-width: var(--content-max);
  margin: 48px 0 8px;
  border-top: 1px solid var(--c-border);
  padding: 0;
  background: transparent;
}
.article-faq .accordion-item {
  border-bottom: 1px solid var(--c-border);
  background: transparent;
}
.article-faq .accordion-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--c-text) !important;
  background: transparent !important;
  border: none !important;
  line-height: 1.5;
  transition: color var(--trans);
}
.article-faq .accordion-title:hover { color: var(--c-accent) !important; }
.article-faq .accordion-title::after {
  content: '+';
  font-size: 20px;
  font-weight: 400;
  color: var(--c-gold);
  margin-left: 12px;
  transition: transform 0.3s ease;
}
.article-faq .accordion-item.is-active .accordion-title::after {
  content: '−';
  color: var(--c-accent);
}
.article-faq .accordion-content {
  color: var(--c-text-2);
  font-size: 14px;
  line-height: 1.75;
  padding: 0 0 18px;
  background: transparent;
}

.article-footer {
  max-width: var(--content-max);
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--c-border);
}
.related-heading {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 16px;
}
.related-list { list-style: none; margin: 0; }
.related-list li { border-bottom: 1px solid var(--c-border); }
.related-list li:last-child { border-bottom: none; }
.related-list a {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 4px;
  transition: all var(--trans);
}
.related-list a:hover {
  background: var(--c-surface-2);
  padding-left: 12px;
}
.related-cat {
  background: rgba(168, 117, 79, 0.12);
  color: var(--c-gold);
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  flex-shrink: 0;
  letter-spacing: 0.05em;
}
.related-title-text {
  font-size: 15px;
  font-weight: 500;
  flex: 1;
  color: var(--c-text);
}
.related-list a:hover .related-title-text { color: var(--c-accent); }
.related-date {
  font-size: 13px;
  color: var(--c-text-2);
  font-variant-numeric: tabular-nums;
}
.article-actions {
  margin-top: 28px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--c-accent);
  color: #fff !important;
  border: 1px solid var(--c-accent);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  transition: all var(--trans);
}
.btn-primary:hover {
  background: var(--c-accent-dark);
  border-color: var(--c-accent-dark);
  color: #fff !important;
  transform: translateY(-1px);
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.75rem 1.5rem;
  border: 1px solid var(--c-main);
  border-radius: var(--radius-btn);
  font-size: 14px;
  color: var(--c-main);
  transition: all var(--trans);
}
.back-link:hover {
  background: var(--c-main);
  color: #fff;
}

.not-found {
  max-width: var(--content-max);
  margin: 80px auto;
  text-align: center;
  padding: 56px 32px;
  background: var(--c-surface);
  border-radius: var(--radius-card);
  border: 1px solid var(--c-border);
}
.not-found h1 { margin-bottom: 14px; font-size: 1.75rem; }
.not-found p { color: var(--c-text-2); margin-bottom: 28px; }

.footer {
  background: var(--c-main);
  color: rgba(252, 250, 245, 0.75);
  padding: 48px 32px 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  max-width: var(--container);
  margin: 0 auto;
}
.footer-logo {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--c-accent);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.footer-name {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 8px;
}
.footer h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-nav a {
  color: rgba(252, 250, 245, 0.75);
  font-size: 14px;
}
.footer-nav a:hover { color: var(--c-accent); }
.footer-notes p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 8px;
}
.footer-bottom {
  max-width: var(--container);
  margin: 36px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(252, 250, 245, 0.15);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(252, 250, 245, 0.6);
}

@media (max-width: 1023px) {
  .side-nav { display: none; }
  .site-wrapper { margin-left: 0; padding-top: 56px; }
  .mobile-header { display: flex; }
  .reading-progress { left: 0; }
  .article-container { padding-top: 32px; }
}

@media (max-width: 639px) {
  .article-container { padding: 24px 16px 56px; }
  .breadcrumb .current { max-width: 200px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; }
  .related-list a {
    flex-wrap: wrap;
    gap: 8px;
  }
  .related-list a:hover { padding-left: 4px; }
  .article-meta { gap: 8px; }
  .article-hero-figure img { max-height: 240px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
  html { scroll-behavior: auto; }
}

/* roulang page: category2 */
:root {
      --c-main: #0C2B25;
      --c-main-2: #183D34;
      --c-accent: #C05A2E;
      --c-accent-dark: #A24B25;
      --c-gold: #A8754F;
      --c-bg: #F7F3EC;
      --c-surface: #FFFFFF;
      --c-surface-2: #F0EBE2;
      --c-text: #1B211F;
      --c-text-2: #5B625E;
      --c-border: #E3DCCF;
      --c-light-text: #FCFAF5;
      --radius: 12px;
      --radius-btn: 4px;
      --spacer: clamp(4rem, 10vw, 7rem);
      --shadow: 0 14px 30px rgba(12,43,37,0.08);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
      background: var(--c-bg);
      color: var(--c-text);
      line-height: 1.75;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
      font-variant-numeric: tabular-nums;
    }

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

    button {
      font-family: inherit;
      cursor: pointer;
      border: none;
      background: none;
    }

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

    ul, ol {
      list-style: none;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 32px;
    }

    .section {
      padding: var(--spacer) 0;
    }

    .section-header {
      margin-bottom: clamp(2.5rem, 5vw, 4rem);
      max-width: 720px;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.75rem;
      letter-spacing: 0.08em;
      font-weight: 600;
      color: var(--c-gold);
      background: rgba(168,117,79,0.12);
      padding: 4px 14px;
      border-radius: 999px;
      margin-bottom: 14px;
      text-transform: uppercase;
    }

    .section-title {
      font-size: clamp(1.375rem, 2.5vw, 2rem);
      font-weight: 700;
      line-height: 1.25;
      color: var(--c-text);
      margin-bottom: 12px;
    }

    .section-desc {
      font-size: clamp(0.9375rem, 0.5vw, 1.0625rem);
      color: var(--c-text-2);
      line-height: 1.7;
    }

    /* ===== 按钮 ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 0.75rem 1.75rem;
      border-radius: var(--radius-btn);
      font-size: 0.9375rem;
      font-weight: 600;
      letter-spacing: 0.01em;
      transition: all 0.22s ease-out;
      border: 1px solid transparent;
      line-height: 1.4;
    }

    .btn-primary {
      background: var(--c-accent);
      color: #fff;
    }
    .btn-primary:hover {
      background: var(--c-accent-dark);
      transform: translateY(-1px);
    }
    .btn-primary:focus {
      outline: none;
      box-shadow: 0 0 0 3px rgba(192,90,46,0.3);
    }

    .btn-outline {
      border-color: var(--c-main);
      background: transparent;
      color: var(--c-main);
    }
    .btn-outline:hover {
      background: var(--c-main);
      color: #fff;
      transform: translateY(-1px);
    }
    .btn-outline:focus {
      outline: none;
      box-shadow: 0 0 0 3px rgba(12,43,37,0.15);
    }

    .btn-outline-light {
      border-color: rgba(255,255,255,0.65);
      background: transparent;
      color: var(--c-light-text);
    }
    .btn-outline-light:hover {
      background: rgba(255,255,255,0.15);
      border-color: #fff;
      color: #fff;
    }

    .btn-text {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: none;
      border: none;
      font-weight: 600;
      color: var(--c-light-text);
      font-size: 0.9375rem;
      padding: 0.5rem 0.25rem;
      transition: all 0.22s ease-out;
    }
    .btn-text i {
      font-size: 0.82rem;
      transition: transform 0.22s ease-out;
    }
    .btn-text:hover {
      color: var(--c-accent);
    }
    .btn-text:hover i {
      transform: translateX(4px);
    }

    /* ===== 侧边导航 ===== */
    .side-nav {
      position: fixed;
      top: 0;
      left: 0;
      width: 72px;
      height: 100vh;
      background: var(--c-main);
      z-index: 1000;
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 18px 0;
      transition: background 0.25s ease;
    }

    .side-nav .brand-logo {
      width: 42px;
      height: 42px;
      background: var(--c-accent);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.15rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 22px;
      flex: 0 0 auto;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif;
      transition: background 0.25s ease;
    }

    .side-nav .brand-logo:hover {
      background: var(--c-accent-dark);
    }

    .nav-links {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 6px;
      width: 100%;
      flex: 1;
    }

    .nav-link {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 48px;
      height: 48px;
      border-radius: 10px;
      color: rgba(252,250,245,0.5);
      font-size: 1.15rem;
      position: relative;
      transition: all 0.22s ease-out;
    }
    .nav-link:hover {
      color: var(--c-light-text);
      background: var(--c-main-2);
    }
    .nav-link:focus {
      outline: none;
      box-shadow: 0 0 0 3px rgba(192,90,46,0.4);
    }
    .nav-link.active {
      color: var(--c-light-text);
    }
    .nav-link.active::before {
      content: "";
      position: absolute;
      left: -10px;
      top: 50%;
      transform: translateY(-50%);
      width: 3px;
      height: 24px;
      background: var(--c-accent);
      border-radius: 0 2px 2px 0;
    }

    .nav-group {
      position: relative;
    }

    .nav-submenu {
      position: absolute;
      left: 62px;
      top: 50%;
      transform: translateY(-50%) scale(0.96);
      background: var(--c-main);
      border: 1px solid rgba(255,255,255,0.08);
      border-radius: 10px;
      padding: 10px 0;
      min-width: 170px;
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
      box-shadow: 0 18px 40px rgba(0,0,0,0.35);
    }

    .nav-group:hover .nav-submenu {
      opacity: 1;
      visibility: visible;
      pointer-events: auto;
      transform: translateY(-50%) scale(1);
    }

    .nav-submenu a {
      display: block;
      padding: 10px 18px;
      font-size: 0.875rem;
      color: rgba(252,250,245,0.7);
      white-space: nowrap;
      transition: all 0.2s ease;
      border-left: 3px solid transparent;
    }
    .nav-submenu a:hover {
      color: var(--c-light-text);
      background: var(--c-main-2);
      border-left-color: var(--c-accent);
    }
    .nav-submenu a.active {
      color: var(--c-light-text);
      background: var(--c-main-2);
      border-left-color: var(--c-accent);
      font-weight: 600;
    }

    /* ===== 移动端头部 ===== */
    .mobile-header {
      display: none;
      position: sticky;
      top: 0;
      z-index: 999;
      height: 56px;
      background: var(--c-main);
      padding: 0 16px;
      align-items: center;
      justify-content: space-between;
      box-shadow: 0 2px 10px rgba(0,0,0,0.15);
    }

    .mobile-header .brand-logo {
      width: 32px;
      height: 32px;
      background: var(--c-accent);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      color: #fff;
      font-size: 0.95rem;
    }

    .hamburger {
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--c-light-text);
      font-size: 1.15rem;
      border-radius: 8px;
      transition: background 0.2s;
    }
    .hamburger:hover {
      background: rgba(255,255,255,0.1);
    }

    /* ===== 移动端抽屉 ===== */
    .mobile-drawer-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0,0,0,0.45);
      z-index: 1098;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.25s ease, visibility 0.25s ease;
    }
    .mobile-drawer-overlay.open {
      opacity: 1;
      visibility: visible;
    }

    .mobile-drawer {
      position: fixed;
      top: 0;
      left: 0;
      width: 280px;
      height: 100%;
      background: var(--c-main);
      z-index: 1099;
      transform: translateX(-100%);
      transition: transform 0.3s ease-out;
      display: flex;
      flex-direction: column;
      padding: 20px 18px;
      overflow-y: auto;
    }
    .mobile-drawer.open {
      transform: translateX(0);
    }

    .drawer-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 28px;
      padding-bottom: 16px;
      border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    .drawer-brand {
      font-size: 1rem;
      font-weight: 700;
      color: var(--c-light-text);
      letter-spacing: 0.02em;
    }

    .drawer-close {
      width: 36px;
      height: 36px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: rgba(252,250,245,0.7);
      font-size: 1rem;
      border-radius: 8px;
    }
    .drawer-close:hover {
      background: rgba(255,255,255,0.1);
      color: #fff;
    }

    .drawer-nav {
      display: flex;
      flex-direction: column;
      gap: 4px;
      flex: 1;
    }

    .drawer-nav > a {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px 12px;
      border-radius: 8px;
      color: rgba(252,250,245,0.75);
      font-size: 0.9375rem;
      font-weight: 500;
      border-left: 3px solid transparent;
      transition: all 0.2s;
    }
    .drawer-nav > a:hover {
      background: var(--c-main-2);
      color: var(--c-light-text);
    }
    .drawer-nav > a.active {
      background: var(--c-main-2);
      color: var(--c-light-text);
      border-left-color: var(--c-accent);
    }

    .drawer-group {
      margin-top: 8px;
    }

    .drawer-group-title {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px 12px 6px;
      font-size: 0.75rem;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: rgba(252,250,245,0.4);
    }

    .drawer-group a {
      display: block;
      padding: 10px 12px 10px 44px;
      border-radius: 8px;
      color: rgba(252,250,245,0.7);
      font-size: 0.875rem;
      border-left: 3px solid transparent;
      transition: all 0.2s;
    }
    .drawer-group a:hover {
      background: var(--c-main-2);
      color: var(--c-light-text);
    }
    .drawer-group a.active {
      color: var(--c-light-text);
      background: var(--c-main-2);
      border-left-color: var(--c-accent);
      font-weight: 600;
    }

    .drawer-contact {
      margin-top: 20px;
      border-top: 1px solid rgba(255,255,255,0.08);
      padding-top: 16px;
      font-size: 0.8125rem;
      color: rgba(252,250,245,0.5);
    }

    /* ===== 主内容 ===== */
    .main-wrapper {
      margin-left: 72px;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

    /* ===== 分类Hero ===== */
    .cat-hero {
      position: relative;
      min-height: 60vh;
      display: flex;
      align-items: center;
      overflow: hidden;
      background: var(--c-main);
    }

    .cat-hero-bg {
      position: absolute;
      inset: 0;
      background-size: cover;
      background-position: center;
      opacity: 0.28;
    }

    .cat-hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(100deg, rgba(12,43,37,0.96) 20%, rgba(12,43,37,0.55) 100%);
    }

    .cat-hero-content {
      position: relative;
      z-index: 2;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 32px;
      width: 100%;
    }

    .cat-hero-tag {
      display: inline-block;
      font-size: 0.75rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--c-gold);
      background: rgba(168,117,79,0.18);
      border: 1px solid rgba(168,117,79,0.3);
      padding: 5px 16px;
      border-radius: 999px;
      margin-bottom: 18px;
      font-weight: 600;
    }

    .cat-hero-content h1 {
      font-size: clamp(2rem, 4vw, 3rem);
      font-weight: 800;
      line-height: 1.15;
      color: var(--c-light-text);
      margin-bottom: 16px;
      letter-spacing: 0.01em;
    }

    .cat-hero-desc {
      font-size: clamp(0.9375rem, 0.8vw, 1.125rem);
      color: rgba(252,250,245,0.8);
      max-width: 560px;
      line-height: 1.7;
      margin-bottom: 30px;
    }

    .cat-hero-actions {
      display: flex;
      align-items: center;
      gap: 24px;
      flex-wrap: wrap;
      margin-bottom: 44px;
    }

    .hero-stats {
      display: flex;
      gap: 0;
      flex-wrap: wrap;
      align-items: center;
      color: rgba(252,250,245,0.65);
      font-size: 0.875rem;
    }

    .hero-stat-item {
      padding: 0 20px;
      display: flex;
      align-items: center;
      font-weight: 500;
    }

    .hero-stat-item:not(:last-child) {
      border-right: 1px solid rgba(252,250,245,0.2);
    }

    .hero-stat-item:first-child {
      padding-left: 0;
    }

    /* ===== 图文交替 ===== */
    .alternate-grid {
      display: flex;
      flex-direction: column;
    }

    .alternate-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: clamp(2rem, 5vw, 4.5rem);
      align-items: center;
      margin-bottom: clamp(3rem, 6vw, 5rem);
    }

    .alternate-row:last-child {
      margin-bottom: 0;
    }

    .alternate-media {
      position: relative;
      border-radius: var(--radius);
      overflow: hidden;
      aspect-ratio: 4 / 3;
      background: var(--c-surface-2);
      box-shadow: 0 20px 40px rgba(12,43,37,0.07);
    }

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

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

    .alternate-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 60%, rgba(12,43,37,0.18));
      pointer-events: none;
    }

    .alternate-content {
      padding: 0 10px;
    }

    .alt-num {
      font-size: 0.875rem;
      font-weight: 800;
      color: var(--c-gold);
      letter-spacing: 0.12em;
      display: block;
      margin-bottom: 12px;
    }

    .alt-title {
      font-size: clamp(1.25rem, 2vw, 1.75rem);
      font-weight: 700;
      line-height: 1.3;
      color: var(--c-text);
      margin-bottom: 14px;
    }

    .alt-desc {
      font-size: clamp(0.9375rem, 0.5vw, 1rem);
      color: var(--c-text-2);
      line-height: 1.8;
      margin-bottom: 18px;
    }

    .alt-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 22px;
    }

    .alt-tag {
      font-size: 0.75rem;
      font-weight: 500;
      letter-spacing: 0.04em;
      color: var(--c-gold);
      background: rgba(168,117,79,0.12);
      padding: 5px 14px;
      border-radius: 999px;
    }

    /* 交替方向：偶数行图在右 */
    .alternate-row:nth-child(even) .alternate-media {
      order: 2;
    }
    .alternate-row:nth-child(even) .alternate-content {
      order: 1;
    }

    /* ===== 深色流程区 ===== */
    .section-dark {
      background: var(--c-main);
    }

    .section-dark .section-title {
      color: var(--c-light-text);
    }

    .section-dark .section-desc {
      color: rgba(252,250,245,0.65);
    }

    .section-dark .section-tag {
      background: rgba(168,117,79,0.22);
    }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: clamp(1rem, 2vw, 1.75rem);
    }

    .process-step {
      background: var(--c-main-2);
      border: 1px solid rgba(255,255,255,0.06);
      border-radius: var(--radius);
      padding: clamp(1.5rem, 2.5vw, 2.25rem);
      transition: all 0.3s ease-out;
      position: relative;
    }

    .process-step:hover {
      transform: translateY(-6px);
      background: rgba(24,61,52,0.85);
      box-shadow: 0 18px 36px rgba(0,0,0,0.2);
    }

    .step-num {
      display: block;
      font-size: 0.75rem;
      font-weight: 800;
      letter-spacing: 0.14em;
      color: var(--c-gold);
      margin-bottom: 14px;
    }

    .step-title {
      font-size: 1.0625rem;
      font-weight: 700;
      color: var(--c-light-text);
      margin-bottom: 8px;
      line-height: 1.4;
    }

    .step-desc {
      font-size: 0.875rem;
      color: rgba(252,250,245,0.6);
      line-height: 1.7;
    }

    /* ===== 数据区 ===== */
    .stats-banner {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1px;
      background: var(--c-border);
      border: 1px solid var(--c-border);
      border-radius: var(--radius);
      overflow: hidden;
    }

    .stat-item {
      background: var(--c-surface);
      padding: clamp(1.75rem, 4vw, 3rem) clamp(1rem, 2vw, 2rem);
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 8px;
      transition: background 0.25s ease;
    }

    .stat-item:hover {
      background: var(--c-surface-2);
    }

    .stat-num {
      font-size: clamp(1.75rem, 3vw, 2.5rem);
      font-weight: 800;
      color: var(--c-main);
      line-height: 1.1;
      font-variant-numeric: tabular-nums;
    }

    .stat-label {
      font-size: 0.875rem;
      color: var(--c-text-2);
      font-weight: 500;
    }

    /* ===== FAQ ===== */
    .faq-list {
      max-width: 820px;
      border-top: 1px solid var(--c-border);
    }

    .faq-item {
      border-bottom: 1px solid var(--c-border);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 20px 8px;
      font-size: clamp(0.9375rem, 0.5vw, 1.0625rem);
      font-weight: 600;
      color: var(--c-text);
      text-align: left;
      transition: color 0.2s ease;
      gap: 16px;
    }

    .faq-question i {
      color: var(--c-gold);
      font-size: 0.875rem;
      transition: transform 0.25s ease, color 0.25s ease;
      flex-shrink: 0;
    }

    .faq-question:hover {
      color: var(--c-accent);
    }

    .faq-item.active .faq-question i {
      transform: rotate(45deg);
      color: var(--c-accent);
    }

    .faq-answer {
      display: none;
      padding: 0 8px 22px;
      color: var(--c-text-2);
      font-size: 0.9375rem;
      line-height: 1.8;
      max-width: 720px;
    }

    .faq-answer p {
      margin-bottom: 8px;
    }
    .faq-answer p:last-child {
      margin-bottom: 0;
    }

    /* ===== CTA ===== */
    .cta-section {
      padding: var(--spacer) 0;
      background: var(--c-main);
      position: relative;
      overflow: hidden;
      background-image: url('/assets/images/backpic/back-3.webp');
      background-size: cover;
      background-position: center;
    }

    .cta-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background: rgba(12,43,37,0.88);
    }

    .cta-wrap {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 680px;
      margin: 0 auto;
      padding: 0 20px;
    }

    .cta-title {
      font-size: clamp(1.375rem, 2.5vw, 2rem);
      font-weight: 700;
      color: var(--c-light-text);
      margin-bottom: 14px;
      line-height: 1.3;
    }

    .cta-desc {
      font-size: clamp(0.9375rem, 0.5vw, 1rem);
      color: rgba(252,250,245,0.7);
      margin-bottom: 30px;
      line-height: 1.7;
    }

    .cta-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
    }

    /* ===== 页脚 ===== */
    .footer {
      background: var(--c-main);
      color: var(--c-light-text);
      padding: clamp(3rem, 5vw, 4.5rem) 0 1.5rem;
      border-top: 1px solid rgba(255,255,255,0.06);
    }

    .footer-grid {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 32px;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr 1fr;
      gap: clamp(2rem, 4vw, 4rem);
      margin-bottom: 2.5rem;
    }

    .footer-brand {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 12px;
    }

    .footer-logo {
      width: 42px;
      height: 42px;
      background: var(--c-accent);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.15rem;
      font-weight: 800;
      color: #fff;
    }

    .footer-name {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--c-light-text);
      letter-spacing: 0.02em;
    }

    .footer-brand p {
      font-size: 0.875rem;
      color: rgba(252,250,245,0.6);
      line-height: 1.8;
      max-width: 300px;
    }

    .footer-nav {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-nav h4 {
      font-size: 0.8125rem;
      text-transform: uppercase;
      letter-spacing: 0.12em;
      color: rgba(252,250,245,0.4);
      margin-bottom: 8px;
      font-weight: 600;
    }

    .footer-nav a {
      font-size: 0.875rem;
      color: rgba(252,250,245,0.75);
      transition: color 0.2s ease;
      line-height: 1.6;
    }
    .footer-nav a:hover {
      color: var(--c-accent);
    }

    .footer-notes {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-notes h4 {
      font-size: 0.8125rem;
      text-transform: uppercase;
      letter-spacing: 0.12em;
      color: rgba(252,250,245,0.4);
      margin-bottom: 8px;
      font-weight: 600;
    }

    .footer-notes p {
      font-size: 0.875rem;
      color: rgba(252,250,245,0.6);
      line-height: 1.8;
    }

    .footer-bottom {
      max-width: 1200px;
      margin: 0 auto;
      padding: 1.25rem 32px 0;
      border-top: 1px solid rgba(255,255,255,0.07);
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
    }

    .footer-bottom p {
      font-size: 0.8125rem;
      color: rgba(252,250,245,0.45);
    }

    /* ===== 响应式 ===== */
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
      }
    }

    /* 平板及移动端 */
    @media (max-width: 1023.98px) {
      .side-nav {
        display: none;
      }

      .mobile-header {
        display: flex;
      }

      .main-wrapper {
        margin-left: 0;
      }

      .cat-hero {
        min-height: 55vh;
      }
    }

    /* 小屏幕 */
    @media (max-width: 639.98px) {
      .container {
        padding: 0 20px;
      }

      .section {
        padding: clamp(2.5rem, 6vw, 3.5rem) 0;
      }

      .alternate-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 3rem;
      }

      .alternate-row:nth-child(even) .alternate-media {
        order: 1;
      }
      .alternate-row:nth-child(even) .alternate-content {
        order: 2;
      }

      .alternate-media {
        aspect-ratio: 16 / 10;
      }

      .process-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
      }

      .stats-banner {
        grid-template-columns: repeat(2, 1fr);
      }

      .stat-item {
        padding: 1.5rem 1rem;
      }

      .hero-stats {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
      }

      .hero-stat-item {
        padding: 0;
      }

      .hero-stat-item:not(:last-child) {
        border-right: none;
      }

      .cat-hero-actions {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
      }

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

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
      }

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

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

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

    /* 超小屏 */
    @media (max-width: 400px) {
      .stats-banner {
        grid-template-columns: 1fr;
      }

      .hero-stat-item {
        font-size: 0.8rem;
      }
    }

/* roulang page: category3 */
:root {
            --c-main: #0C2B25;
            --c-main-2: #183D34;
            --c-accent: #C05A2E;
            --c-accent-dark: #A24B25;
            --c-gold: #A8754F;
            --c-bg: #F7F3EC;
            --c-surface: #FFFFFF;
            --c-surface-2: #F0EBE2;
            --c-text: #1B211F;
            --c-text-2: #5B625E;
            --c-border: #E3DCCF;
            --c-light-text: #FCFAF5;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 14px 30px rgba(12, 43, 37, .08);
            --shadow-lg: 0 20px 40px rgba(12, 43, 37, .1);
            --transition: .25s ease-out;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--c-bg);
            color: var(--c-text);
            line-height: 1.8;
            font-size: clamp(.9375rem, .5vw, 1.0625rem);
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input,
        select,
        textarea {
            font: inherit;
            color: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

        i {
            font-style: normal;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .section {
            padding: clamp(4rem, 10vw, 7rem) 0;
        }

        .section-alt {
            background: var(--c-surface);
            border-top: 1px solid var(--c-border);
            border-bottom: 1px solid var(--c-border);
        }

        .app-shell {
            margin-left: 72px;
        }

        /* ============ Desktop App Navigation ============ */
        .app-nav {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 72px;
            background: var(--c-main);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 20px 0;
        }

        .brand-mark {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--c-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.375rem;
            line-height: 1;
            transition: transform .2s ease-out;
        }

        .brand-mark:hover {
            transform: scale(1.05);
        }

        .nav-links {
            margin-top: 32px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            width: 100%;
        }

        .nav-link {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            border: none;
            background: transparent;
            color: rgba(252, 250, 245, .55);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.125rem;
            cursor: pointer;
            position: relative;
            transition: all .2s ease-out;
        }

        .nav-link:hover,
        .nav-link:focus-visible {
            color: #fff;
            background: rgba(255, 255, 255, .08);
            outline: none;
        }

        .nav-link.active {
            color: #fff;
            background: rgba(255, 255, 255, .06);
        }

        .nav-link.active::before {
            content: '';
            position: absolute;
            left: -14px;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 22px;
            background: var(--c-accent);
            border-radius: 3px;
        }

        .nav-group {
            position: relative;
        }

        .nav-submenu {
            position: absolute;
            left: calc(100% + 12px);
            top: 0;
            min-width: 208px;
            background: var(--c-surface);
            border-radius: var(--radius);
            box-shadow: 0 16px 40px rgba(12, 43, 37, .18);
            padding: 8px;
            display: none;
            flex-direction: column;
            gap: 2px;
        }

        .nav-group:hover .nav-submenu,
        .nav-group:focus-within .nav-submenu,
        .nav-group.is-hover .nav-submenu {
            display: flex;
        }

        .nav-submenu a {
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            color: var(--c-text);
            font-size: .875rem;
            font-weight: 500;
            line-height: 1.4;
            transition: all .2s ease-out;
        }

        .nav-submenu a:hover {
            background: var(--c-surface-2);
            color: var(--c-accent);
        }

        .nav-submenu a.active {
            color: var(--c-accent);
            background: rgba(192, 90, 46, .08);
            font-weight: 600;
        }

        .nav-cta {
            margin-top: auto;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(192, 90, 46, .15);
            color: var(--c-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.125rem;
            transition: all .2s ease-out;
        }

        .nav-cta:hover {
            background: var(--c-accent);
            color: #fff;
        }

        /* ============ Mobile Topbar / Drawer ============ */
        .mobile-topbar {
            display: none;
            position: sticky;
            top: 0;
            z-index: 900;
            height: 56px;
            background: var(--c-main);
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
        }

        .mobile-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 600;
            font-size: .9375rem;
        }

        .mobile-brand .brand-dot {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--c-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
            color: #fff;
            flex: 0 0 32px;
        }

        .hamburger {
            width: 40px;
            height: 40px;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 1.25rem;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background .2s ease-out;
        }

        .hamburger:hover {
            background: rgba(255, 255, 255, .08);
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 280px;
            background: var(--c-main);
            color: var(--c-light-text);
            z-index: 1200;
            transform: translateX(-100%);
            transition: transform .3s ease-out;
            display: flex;
            flex-direction: column;
            padding-bottom: 24px;
        }

        .mobile-drawer.is-open {
            transform: translateX(0);
        }

        .drawer-head {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
        }

        .drawer-head .drawer-logo {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--c-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.125rem;
            color: #fff;
            flex: 0 0 40px;
        }

        .drawer-brand {
            font-weight: 700;
            color: #fff;
            font-size: 1rem;
            line-height: 1.3;
        }

        .drawer-sub {
            font-size: .75rem;
            color: rgba(252, 250, 245, .55);
        }

        .drawer-close {
            margin-left: auto;
            background: transparent;
            border: none;
            color: rgba(252, 250, 245, .7);
            font-size: 1.375rem;
            line-height: 1;
            cursor: pointer;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background .2s ease-out;
        }

        .drawer-close:hover {
            background: rgba(255, 255, 255, .08);
            color: #fff;
        }

        .drawer-nav {
            flex: 1;
            padding: 16px;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .drawer-nav a {
            padding: 10px 8px;
            color: rgba(252, 250, 245, .78);
            border-left: 3px solid transparent;
            border-radius: 0 8px 8px 0;
            font-size: .9375rem;
            line-height: 1.4;
            transition: all .2s ease-out;
        }

        .drawer-nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, .04);
        }

        .drawer-nav a.active {
            color: var(--c-accent);
            border-left-color: var(--c-accent);
            background: rgba(255, 255, 255, .05);
        }

        .drawer-cat-title {
            color: rgba(252, 250, 245, .5);
            font-size: .75rem;
            letter-spacing: .08em;
            padding: 14px 8px 4px;
        }

        .drawer-foot {
            padding: 16px 16px 0;
            border-top: 1px solid rgba(255, 255, 255, .08);
            font-size: .75rem;
            color: rgba(252, 250, 245, .55);
            line-height: 1.7;
        }

        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(12, 43, 37, .5);
            z-index: 1100;
            opacity: 0;
            visibility: hidden;
            transition: all .3s ease-out;
        }

        .drawer-overlay.is-visible {
            opacity: 1;
            visibility: visible;
        }

        body.drawer-open {
            overflow: hidden;
        }

        /* ============ Buttons ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: .75rem 1.75rem;
            border: 1px solid transparent;
            border-radius: 4px;
            font-size: .9375rem;
            font-weight: 600;
            line-height: 1.4;
            cursor: pointer;
            transition: all .2s ease-out;
            white-space: nowrap;
        }

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

        .btn-primary:hover {
            background: var(--c-accent-dark);
            transform: translateY(-1px);
        }

        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(192, 90, 46, .3);
        }

        .btn-text {
            background: transparent;
            color: rgba(252, 250, 245, .8);
            padding: .75rem .25rem;
        }

        .btn-text:hover {
            color: var(--c-accent);
            text-decoration: underline;
        }

        .btn-lg {
            padding: 1rem 2.25rem;
            font-size: 1rem;
        }

        /* ============ Hero ============ */
        .cat-hero {
            position: relative;
            min-height: 62vh;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
        }

        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(12, 43, 37, .96) 15%, rgba(12, 43, 37, .82) 58%, rgba(12, 43, 37, .58));
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            padding: 5rem 0;
            max-width: 800px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: .75rem;
            color: rgba(252, 250, 245, .6);
            margin-bottom: 1.5rem;
        }

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

        .breadcrumb .current {
            color: var(--c-accent);
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            background: rgba(252, 250, 245, .1);
            border: 1px solid rgba(252, 250, 245, .15);
            color: rgba(252, 250, 245, .75);
            font-size: .75rem;
            letter-spacing: .1em;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            text-transform: uppercase;
        }

        .cat-hero h1 {
            color: var(--c-light-text);
            font-size: clamp(2.5rem, 6vw, 4.5rem);
            line-height: 1.05;
            font-weight: 800;
            margin: 1rem 0 1.25rem;
            letter-spacing: -.01em;
        }

        .hero-lead {
            color: rgba(252, 250, 245, .85);
            font-size: clamp(1rem, 1.5vw, 1.1875rem);
            line-height: 1.8;
            max-width: 620px;
            margin-bottom: 2rem;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            margin-bottom: 3rem;
        }

        .hero-trust {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            color: rgba(252, 250, 245, .7);
            font-size: .8125rem;
        }

        .hero-trust i {
            color: var(--c-accent);
            font-style: normal;
        }

        /* ============ Directory Bar ============ */
        .cat-directory {
            background: var(--c-surface);
            border-bottom: 1px solid var(--c-border);
        }

        .dir-inner {
            display: flex;
            align-items: center;
            overflow-x: auto;
            scrollbar-width: none;
            padding: 0;
            gap: 0;
        }

        .dir-inner::-webkit-scrollbar {
            display: none;
        }

        .dir-inner a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 20px;
            white-space: nowrap;
            color: var(--c-text-2);
            font-size: .875rem;
            border-right: 1px solid var(--c-border);
            flex-shrink: 0;
            transition: color .2s ease-out;
        }

        .dir-inner a span {
            color: var(--c-gold);
            font-weight: 700;
            font-size: .75rem;
            font-variant-numeric: tabular-nums;
        }

        .dir-inner a:hover {
            color: var(--c-accent);
        }

        /* ============ Block Sections ============ */
        .cat-block {}

        .block-head {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            margin-bottom: 2.5rem;
        }

        .block-index {
            font-size: clamp(2.25rem, 4vw, 3rem);
            font-weight: 800;
            line-height: 1;
            color: rgba(12, 43, 37, .14);
            font-variant-numeric: tabular-nums;
            flex: 0 0 auto;
            min-width: 78px;
        }

        .section h2 {
            font-size: clamp(1.375rem, 2.5vw, 2rem);
            line-height: 1.3;
            margin: 0 0 .5rem;
            color: var(--c-text);
        }

        .section-lead {
            color: var(--c-text-2);
            max-width: 640px;
            font-size: .9375rem;
        }

        /* ============ Overview : 01 ============ */
        .overview-points {
            list-style: none;
            margin: 1.5rem 0 0;
            padding: 0;
        }

        .overview-points li {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 12px 0;
            border-bottom: 1px dashed var(--c-border);
            font-size: .9375rem;
            line-height: 1.7;
        }

        .overview-points li:last-child {
            border-bottom: none;
        }

        .overview-points strong {
            color: var(--c-main);
            font-weight: 700;
            min-width: 5em;
            flex-shrink: 0;
        }

        .overview-points span {
            color: var(--c-text-2);
        }

        .overview-figure {
            margin: 0;
        }

        .overview-figure img,
        .channel-figure img {
            border-radius: 16px;
            box-shadow: var(--shadow-lg);
            width: 100%;
        }

        /* ============ Scope : 02 ============ */
        .scope-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .scope-item {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius);
            padding: clamp(1.5rem, 3vw, 2.25rem);
            position: relative;
            overflow: hidden;
            transition: transform .25s ease-out, box-shadow .25s ease-out;
        }

        .scope-item::after {
            content: '';
            position: absolute;
            right: -24px;
            top: -24px;
            width: 88px;
            height: 88px;
            background: rgba(168, 117, 79, .06);
            border-radius: 50%;
        }

        .scope-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }

        .scope-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(12, 43, 37, .06);
            color: var(--c-main);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            margin-bottom: 1rem;
            position: relative;
            z-index: 1;
        }

        .scope-item h3 {
            font-size: 1.125rem;
            font-weight: 700;
            margin: 0 0 .5rem;
            color: var(--c-text);
        }

        .scope-item p {
            color: var(--c-text-2);
            font-size: .9375rem;
            line-height: 1.8;
            margin: 0;
        }

        /* ============ Channel : 03 ============ */
        .channel-list {
            display: flex;
            flex-direction: column;
        }

        .channel-item {
            display: flex;
            gap: 16px;
            padding: 20px 0;
            border-bottom: 1px solid var(--c-border);
        }

        .channel-item:last-child {
            border-bottom: none;
        }

        .ch-item-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(192, 90, 46, .1);
            color: var(--c-accent);
            flex: 0 0 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
        }

        .channel-item h3 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 .25rem;
            color: var(--c-text);
        }

        .channel-item p {
            color: var(--c-text-2);
            font-size: .9375rem;
            line-height: 1.7;
            margin: 0;
        }

        .channel-figure {
            margin: 0;
        }

        /* ============ Subscribe : 04 ============ */
        .subscribe-panel {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: 16px;
            padding: clamp(1.5rem, 3vw, 2.5rem);
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0 20px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            margin-bottom: 1.25rem;
        }

        .form-group label {
            font-size: .8125rem;
            font-weight: 600;
            color: var(--c-text);
            margin-bottom: .375rem;
        }

        .form-control {
            height: 44px;
            border: none;
            border-bottom: 1px solid var(--c-border);
            background: transparent;
            width: 100%;
            padding: 0 4px;
            font-size: .9375rem;
            color: var(--c-text);
            border-radius: 0;
            transition: border-color .2s ease-out, box-shadow .2s ease-out;
        }

        .form-control::placeholder {
            color: #a0a6a2;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--c-accent);
            box-shadow: 0 0 0 3px rgba(192, 90, 46, .15);
        }

        textarea.form-control {
            min-height: 120px;
            padding: 10px 4px;
            resize: vertical;
            line-height: 1.6;
        }

        select.form-control {
            -webkit-appearance: none;
            -moz-appearance: none;
            appearance: none;
            background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235B625E' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 6px center;
            padding-right: 28px;
            cursor: pointer;
        }

        .form-message {
            margin-top: 1rem;
            padding: .75rem 1rem;
            border-radius: 8px;
            font-size: .875rem;
            display: none;
            line-height: 1.6;
        }

        .form-message.show {
            display: block;
            background: rgba(12, 43, 37, .08);
            color: var(--c-main);
        }

        .form-note {
            margin-top: .75rem;
            font-size: .75rem;
            color: var(--c-text-2);
            line-height: 1.6;
        }

        .subscribe-note {
            background: var(--c-bg);
            border: 1px solid var(--c-border);
            border-radius: 16px;
            padding: clamp(1.5rem, 3vw, 2.25rem);
            height: 100%;
        }

        .subscribe-note h3 {
            font-size: 1.125rem;
            font-weight: 700;
            margin: 0 0 1.25rem;
            color: var(--c-text);
        }

        .subscribe-note ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .subscribe-note ol li {
            position: relative;
            padding: 0 0 1.5rem 3rem;
            margin-left: 12px;
            border-left: 1px solid var(--c-border);
            color: var(--c-text-2);
            font-size: .9375rem;
            line-height: 1.7;
        }

        .subscribe-note ol li:last-child {
            padding-bottom: 0;
            border-left-color: transparent;
        }

        .subscribe-note ol li span {
            position: absolute;
            left: -14px;
            top: -2px;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--c-main);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .75rem;
            font-weight: 700;
            font-variant-numeric: tabular-nums;
        }

        /* ============ FAQ : 05 ============ */
        .faq-wrap {
            max-width: 860px;
        }

        .faq-accordion {
            list-style: none;
            border-top: 1px solid var(--c-border);
        }

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

        .faq-accordion .accordion-title {
            display: block;
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--c-text);
            padding: 1.125rem 2.5rem 1.125rem 0;
            position: relative;
            line-height: 1.4;
            background: transparent;
            cursor: pointer;
            transition: color .2s ease-out;
        }

        .faq-accordion .accordion-title:hover {
            color: var(--c-accent);
        }

        .faq-accordion .accordion-title::before {
            content: '+';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            color: var(--c-accent);
            font-size: 1.375rem;
            line-height: 1;
            transition: transform .25s ease-out;
            font-weight: 400;
        }

        .faq-accordion .accordion-item.is-active .accordion-title::before {
            transform: translateY(-50%) rotate(45deg);
        }

        .faq-accordion .accordion-content {
            color: var(--c-text-2);
            padding: 0 0 1.25rem;
            line-height: 1.8;
            font-size: .9375rem;
            background: transparent;
            border: none;
            max-width: 760px;
        }

        /* ============ CTA Banner ============ */
        .cta-banner {
            background: var(--c-main);
            background-image: linear-gradient(rgba(12, 43, 37, .85), rgba(12, 43, 37, .85)), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            color: var(--c-light-text);
            text-align: center;
            padding: clamp(3rem, 8vw, 5rem) 0;
            border-top: 4px solid var(--c-accent);
        }

        .cta-inner h2 {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 700;
            margin: 0 0 .75rem;
        }

        .cta-inner p {
            color: rgba(252, 250, 245, .75);
            max-width: 560px;
            margin: 0 auto 1.75rem;
            font-size: .9375rem;
        }

        /* ============ Footer ============ */
        .footer {
            background: var(--c-main);
            color: rgba(252, 250, 245, .75);
            padding: 4rem 0 2rem;
            font-size: .8125rem;
        }

        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 3rem;
        }

        .footer-brand .footer-logo {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--c-accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.25rem;
            margin-bottom: 12px;
        }

        .footer-brand .footer-name {
            color: #fff;
            font-weight: 700;
            font-size: 1.25rem;
            margin: 0 0 .75rem;
        }

        .footer-brand p {
            color: rgba(252, 250, 245, .6);
            line-height: 2;
            margin: .5rem 0;
            max-width: 380px;
        }

        .footer-nav h4,
        .footer-notes h4 {
            color: #fff;
            font-size: .9375rem;
            margin: 0 0 1rem;
            font-weight: 600;
        }

        .footer-nav a {
            display: block;
            color: rgba(252, 250, 245, .65);
            padding: 4px 0;
            line-height: 1.6;
            transition: color .2s ease-out, transform .2s ease-out;
        }

        .footer-nav a:hover {
            color: #fff;
            transform: translateX(2px);
        }

        .footer-notes p {
            color: rgba(252, 250, 245, .6);
            line-height: 2;
            margin: 0 0 .5rem;
            max-width: 300px;
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 3rem auto 0;
            padding: 1.5rem 32px 0;
            border-top: 1px solid rgba(252, 250, 245, .12);
            text-align: center;
        }

        .footer-bottom p {
            color: rgba(252, 250, 245, .5);
            margin: 0;
            line-height: 1.6;
        }

        /* ============ Responsive ============ */
        @media screen and (max-width: 1023.98px) {
            .app-shell {
                margin-left: 0;
            }

            .app-nav {
                display: none;
            }

            .mobile-topbar {
                display: flex;
            }

            .cat-hero {
                min-height: auto;
            }

            .hero-inner {
                padding: 4rem 0;
            }
        }

        @media screen and (max-width: 639.98px) {
            .container {
                padding: 0 20px;
            }

            .section {
                padding: 3rem 0;
            }

            .block-head {
                gap: 12px;
                margin-bottom: 1.75rem;
            }

            .block-index {
                min-width: 52px;
                font-size: 2rem;
            }

            .scope-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .form-grid {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
                gap: .75rem;
            }

            .hero-trust {
                gap: 8px;
                font-size: .75rem;
            }

            .dir-inner a {
                padding: 12px 16px;
                font-size: .8125rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
                padding: 0 20px;
            }

            .footer-bottom {
                padding: 1.5rem 20px 0;
            }

            .subscribe-note {
                margin-top: 1rem;
            }

            .channel-item {
                padding: 16px 0;
            }

            .cta-banner {
                padding: 3rem 0;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition: none !important;
                animation: none !important;
                scroll-behavior: auto !important;
            }

            .mobile-drawer {
                transition: none;
            }

            .scope-item:hover,
            .btn-primary:hover {
                transform: none;
            }
        }