/* roulang page: index */
:root {
  --primary: #2d5a3e;
  --primary-dark: #1b3a27;
  --primary-light: #447a57;
  --accent: #b38243;
  --accent-light: #d8a666;
  --bg-main: #f8f6f0;
  --bg-card: #ffffff;
  --bg-alt: #f1ede3;
  --text-main: #2b2b2b;
  --text-muted: #6b665f;
  --border-color: #e4decb;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 2px 8px rgba(45,90,62,0.06);
  --shadow-md: 0 6px 20px rgba(45,90,62,0.09);
  --shadow-lg: 0 12px 32px rgba(45,90,62,0.13);
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --max-w: 1240px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Nav: 居中Logo + 两侧导航 */
.site-header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.nav-group {
  display: flex;
  align-items: center;
  gap: 32px;
  flex: 1;
}

.nav-group-left {
  justify-content: flex-start;
}

.nav-group-right {
  justify-content: flex-end;
}

.nav-link {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-main);
  position: relative;
  padding: 8px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary);
}

.site-logo {
  text-align: center;
  padding: 0 24px;
  white-space: nowrap;
}

.site-logo h1, .site-logo a {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 0.5px;
  display: inline-block;
}

.site-logo span {
  display: block;
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 3px;
  margin-top: 2px;
  font-weight: 600;
}

.btn-header {
  background: var(--primary);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(45,90,62,0.2);
}

.btn-header:hover {
  background: var(--primary-dark);
  box-shadow: 0 4px 12px rgba(45,90,62,0.3);
}

/* Sections Common */
section {
  padding: 80px 0;
}

.section-title-wrap {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 50px;
}

.section-tag {
  display: inline-block;
  background: rgba(179, 130, 67, 0.12);
  color: var(--accent);
  padding: 4px 14px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 16px;
  line-height: 1.3;
}

.section-desc {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* 1. Hero: 创作者主页头图/茶事主理人背景 */
.hero-creator-section {
  position: relative;
  background: linear-gradient(rgba(27, 58, 39, 0.78), rgba(27, 58, 39, 0.88)), url('/assets/images/7428d5f77e7dd0d8.webp') center/cover no-repeat;
  color: #ffffff;
  padding: 90px 0 100px;
}

.creator-card-box {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.creator-avatar-wrap {
  position: relative;
  margin-bottom: 24px;
}

.creator-avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 4px solid var(--accent);
  object-fit: cover;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

.creator-v-badge {
  position: absolute;
  bottom: 0;
  right: 4px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: 600;
}

.hero-main-title {
  font-size: 34px;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
  color: #ffffff;
}

.hero-intro-text {
  font-size: 16px;
  color: #e0e8e2;
  max-width: 820px;
  line-height: 1.85;
  margin-bottom: 32px;
}

.hero-badges-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-bottom: 36px;
}

.hero-badge-pill {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 8px 18px;
  border-radius: 24px;
  font-size: 14px;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-badge-pill strong {
  color: var(--accent-light);
}

.hero-action-group {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: center;
}

.btn-primary-lg {
  background: var(--accent);
  color: #ffffff;
  padding: 14px 34px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(179,130,67,0.35);
}

.btn-primary-lg:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
}

.btn-secondary-lg {
  background: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.6);
  padding: 14px 30px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
}

.btn-secondary-lg:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* 2. KPI 看板板块 */
.kpi-section {
  background: #ffffff;
  padding: 60px 0;
  border-bottom: 1px solid var(--border-color);
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.kpi-item {
  padding: 24px 20px;
  border-radius: var(--radius-md);
  background: var(--bg-main);
  text-align: center;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

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

.kpi-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 6px;
  font-family: Georgia, serif;
}

.kpi-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.kpi-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* 3. 痛点与真实困境 (叙事变体-痛点) */
.painpoints-section {
  background: var(--bg-alt);
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.pain-card {
  background: #ffffff;
  padding: 32px 28px;
  border-radius: var(--radius-md);
  border-left: 4px solid #c25e5e;
  box-shadow: var(--shadow-sm);
}

.pain-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.pain-text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* 4. 解决方案：北京品茶网的热帖过滤体系 */
.solution-section {
  background: #ffffff;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.sol-card {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  transition: var(--transition);
}

.sol-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
}

.sol-icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 18px;
}

.sol-card h3 {
  font-size: 19px;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.sol-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* 5. 服务矩阵：四大茶席交流板块 */
.matrix-section {
  background: var(--bg-alt);
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.matrix-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.matrix-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.matrix-img {
  width: 42%;
  object-fit: cover;
}

.matrix-content {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.matrix-content h3 {
  font-size: 20px;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.matrix-content p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
}

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

.matrix-tag-item {
  font-size: 12px;
  background: var(--bg-main);
  color: var(--primary);
  padding: 3px 10px;
  border-radius: 4px;
}

/* 6. 方法步骤：四步参与热帖品茗 */
.steps-section {
  background: #ffffff;
}

.steps-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.step-card {
  background: var(--bg-main);
  padding: 30px 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  position: relative;
}

.step-number {
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 12px;
  font-family: Georgia, serif;
}

.step-card h3 {
  font-size: 17px;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.step-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* 7. 结果对比：真实口碑 vs 商业营销宣传 */
.comparison-section {
  background: var(--bg-alt);
}

.compare-table-box {
  background: #ffffff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.compare-row {
  display: grid;
  grid-template-columns: 1.2fr 2fr 2fr;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  align-items: center;
}

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

.compare-header {
  background: var(--primary-dark);
  color: #ffffff;
  font-weight: 700;
  font-size: 15px;
}

.compare-label {
  font-weight: 600;
  color: var(--primary);
}

.compare-bad {
  color: #7a706b;
  font-size: 14px;
}

.compare-good {
  color: var(--text-main);
  font-size: 14px;
  font-weight: 500;
}

/* 8. 成果数据与茶席分布指标 */
.data-metrics-section {
  background: #ffffff;
}

.metrics-flex {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.metric-box {
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  text-align: center;
  background: #fafaf8;
}

.metric-digit {
  font-size: 34px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
}

.metric-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.metric-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 9. 客户证言 / 茶友真实体验分享 */
.testimonials-section {
  background: var(--bg-alt);
}

.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testi-card {
  background: #ffffff;
  padding: 30px 26px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testi-text {
  font-size: 14px;
  color: var(--text-main);
  line-height: 1.75;
  margin-bottom: 20px;
  position: relative;
  font-style: italic;
}

.testi-user {
  display: flex;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

.testi-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--accent);
}

.testi-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--primary-dark);
}

.testi-role {
  font-size: 12px;
  color: var(--text-muted);
}

/* 10. 适用人群细分板块 */
.audiences-section {
  background: #ffffff;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.audience-card {
  padding: 26px 20px;
  background: var(--bg-main);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  text-align: center;
}

.aud-tag {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(45,90,62,0.1);
  color: var(--primary);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
}

.audience-card h3 {
  font-size: 17px;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.audience-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 11. 资讯精选与北京品茶网的热帖速递 */
.news-posts-section {
  background: var(--bg-alt);
}

.news-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.post-item-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.post-thumb {
  height: 190px;
  width: 100%;
  object-fit: cover;
}

.post-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.post-meta-line {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 10px;
}

.post-title-link {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.45;
  margin-bottom: 12px;
}

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

.post-summary {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
}

.post-footer-more {
  border-top: 1px solid #f0ecdf;
  padding-top: 12px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  display: inline-block;
}

/* 12. 发展历程与里程碑 */
.milestones-section {
  background: #ffffff;
}

.milestone-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

.mile-item {
  background: var(--bg-main);
  padding: 24px 20px;
  border-radius: var(--radius-md);
  border-top: 3px solid var(--primary);
}

.mile-year {
  font-size: 20px;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 8px;
  font-family: Georgia, serif;
}

.mile-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.mile-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 13. 平台保障与茶客真实公约 */
.guarantee-section {
  background: var(--bg-alt);
}

.guarantee-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.guarantee-card {
  background: #ffffff;
  padding: 28px 20px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.g-badge-icon {
  width: 50px;
  height: 50px;
  background: rgba(45,90,62,0.1);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin: 0 auto 16px;
  font-weight: bold;
}

.guarantee-card h3 {
  font-size: 17px;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.guarantee-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 14. 快速解答 FAQ 板块 */
.faq-section {
  background: #ffffff;
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-main);
  padding: 22px 26px;
}

.faq-q {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 10px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.faq-q span {
  color: var(--accent);
  font-size: 18px;
}

.faq-a {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
  padding-left: 28px;
}

/* 15. 收口行动区：唯一 CTA 区域 */
.closing-cta-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: #ffffff;
  text-align: center;
  padding: 85px 0;
}

.cta-box {
  max-width: 760px;
  margin: 0 auto;
}

.cta-box h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 18px;
}

.cta-box p {
  font-size: 16px;
  color: #e4efe7;
  line-height: 1.8;
  margin-bottom: 32px;
}

/* Footer 统一页脚 */
.site-footer {
  background: #17241c;
  color: #a4b3aa;
  padding: 70px 0 30px;
  border-top: 1px solid #23372b;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand h3 {
  color: #ffffff;
  font-size: 20px;
  margin-bottom: 16px;
  font-weight: 700;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.75;
  color: #8c9e93;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 16px;
  margin-bottom: 18px;
  font-weight: 600;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 14px;
  color: #8c9e93;
}

.footer-links a:hover {
  color: var(--accent-light);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid #24352b;
  padding-top: 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: #697d72;
}

/* 响应式断点适配 */
@media (max-width: 1024px) {
  .nav-group { gap: 18px; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .solution-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-timeline { grid-template-columns: repeat(2, 1fr); }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .milestone-track { grid-template-columns: repeat(2, 1fr); }
  .guarantee-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-wrapper {
    flex-direction: column;
    height: auto;
    padding: 16px 0;
    gap: 12px;
  }
  .site-logo { order: -1; }
  .nav-group-left, .nav-group-right {
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
  }
  .creator-card-box { padding: 32px 20px; }
  .hero-main-title { font-size: 26px; }
  .matrix-grid { grid-template-columns: 1fr; }
  .matrix-card { flex-direction: column; }
  .matrix-img { width: 100%; height: 200px; }
  .compare-row { grid-template-columns: 1fr; gap: 8px; }
  .metrics-flex { grid-template-columns: 1fr; }
  .testi-grid { grid-template-columns: 1fr; }
  .news-posts-grid { grid-template-columns: 1fr; }
  .pain-grid { grid-template-columns: 1fr; }
  .solution-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 520px) {
  section { padding: 50px 0; }
  .section-title { font-size: 25px; }
  .kpi-grid, .steps-timeline, .audience-grid, .milestone-track, .guarantee-grid { grid-template-columns: 1fr; }
  .hero-action-group { flex-direction: column; width: 100%; }
  .btn-primary-lg, .btn-secondary-lg { width: 100%; text-align: center; }
}

/* roulang page: category1 */
:root {
      --primary: #2d5a3e;
      --primary-dark: #1b3a27;
      --primary-light: #447a57;
      --accent: #b38243;
      --accent-light: #d8a666;
      --bg-main: #f8f6f0;
      --bg-card: #ffffff;
      --bg-alt: #f1ede3;
      --text-main: #2b2b2b;
      --text-muted: #6b665f;
      --border-color: #e4decb;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --shadow-sm: 0 2px 8px rgba(45,90,62,0.06);
      --shadow-md: 0 6px 20px rgba(45,90,62,0.09);
      --shadow-lg: 0 12px 32px rgba(45,90,62,0.13);
      --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
      --max-w: 1240px;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .container {
      max-width: var(--max-w);
      margin: 0 auto;
      padding: 0 24px;
    }
    .site-header {
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .nav-wrapper {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 80px;
    }
    .nav-group {
      display: flex;
      align-items: center;
      gap: 32px;
      flex: 1;
    }
    .nav-group-left {
      justify-content: flex-start;
    }
    .nav-group-right {
      justify-content: flex-end;
    }
    .nav-link {
      font-size: 16px;
      font-weight: 500;
      color: var(--text-main);
      position: relative;
      padding: 8px 0;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background-color: var(--primary);
    }
    .site-logo {
      text-align: center;
      padding: 0 24px;
      white-space: nowrap;
    }
    .site-logo a {
      font-size: 20px;
      font-weight: 700;
      color: var(--primary-dark);
      letter-spacing: 0.5px;
      display: inline-block;
    }
    .site-logo span {
      display: block;
      font-size: 11px;
      color: var(--accent);
      letter-spacing: 2px;
      margin-top: 2px;
      font-weight: 600;
    }
    .btn-header {
      background: var(--primary);
      color: #fff !important;
      padding: 10px 20px;
      border-radius: var(--radius-sm);
      font-size: 14px;
      font-weight: 600;
      box-shadow: 0 2px 6px rgba(45,90,62,0.2);
    }
    .btn-header:hover {
      background: var(--primary-dark);
      box-shadow: 0 4px 12px rgba(45,90,62,0.3);
    }
    section {
      padding: 72px 0;
    }
    .section-title-wrap {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 46px;
    }
    .section-tag {
      display: inline-block;
      background: rgba(179, 130, 67, 0.12);
      color: var(--accent);
      padding: 4px 14px;
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 30px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 14px;
      line-height: 1.35;
    }
    .section-desc {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.8;
    }
    .category-hero {
      position: relative;
      background: linear-gradient(rgba(27, 58, 39, 0.86), rgba(27, 58, 39, 0.92)), url('/assets/images/02faaadc5e0e43b6.webp') center/cover no-repeat;
      color: #ffffff;
      padding: 64px 0 80px;
    }
    .breadcrumbs {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      color: #c9d8ce;
      margin-bottom: 24px;
    }
    .breadcrumbs a {
      color: #e1eee5;
    }
    .breadcrumbs a:hover {
      color: var(--accent-light);
    }
    .hero-content-box {
      max-width: 880px;
    }
    .hero-badge-tag {
      display: inline-block;
      background: rgba(179, 130, 67, 0.28);
      border: 1px solid var(--accent-light);
      color: #ffe6c2;
      padding: 5px 14px;
      border-radius: 20px;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 18px;
    }
    .hero-heading {
      font-size: 38px;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 20px;
      letter-spacing: 0.5px;
    }
    .hero-lead {
      font-size: 17px;
      line-height: 1.85;
      color: #dbe8df;
      margin-bottom: 28px;
    }
    .hero-meta-strip {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      border-top: 1px solid rgba(255,255,255,0.18);
      padding-top: 22px;
    }
    .meta-stat-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: #edf5ef;
    }
    .meta-stat-item strong {
      color: var(--accent-light);
      font-size: 18px;
    }
    .quick-anchor-nav {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
      padding: 18px 0;
      box-shadow: var(--shadow-sm);
    }
    .anchor-list {
      display: flex;
      gap: 14px;
      overflow-x: auto;
      white-space: nowrap;
      padding-bottom: 4px;
    }
    .anchor-btn {
      background: var(--bg-main);
      border: 1px solid var(--border-color);
      padding: 8px 18px;
      border-radius: 20px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-main);
    }
    .anchor-btn:hover {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
    }
    .critique-section {
      background: #ffffff;
    }
    .critique-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .critique-card {
      background: var(--bg-main);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .critique-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary-light);
    }
    .critique-img-wrap {
      position: relative;
      height: 220px;
      overflow: hidden;
    }
    .critique-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    .critique-card:hover .critique-img-wrap img {
      transform: scale(1.05);
    }
    .critique-tag-float {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(27, 58, 39, 0.85);
      color: #fff;
      font-size: 12px;
      padding: 4px 10px;
      border-radius: 4px;
      font-weight: 600;
    }
    .critique-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .critique-title {
      font-size: 19px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .critique-score-line {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 13px;
      color: var(--accent);
      font-weight: 600;
      margin-bottom: 12px;
    }
    .critique-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 18px;
      flex: 1;
    }
    .critique-bottom-info {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 14px;
      border-top: 1px dashed var(--border-color);
      font-size: 13px;
      color: var(--text-muted);
    }
    .dimension-section {
      background: var(--bg-alt);
    }
    .dimension-layout {
      display: grid;
      grid-template-columns: 1.1fr 1.3fr;
      gap: 40px;
      align-items: center;
    }
    .dimension-text h3 {
      font-size: 26px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 16px;
      line-height: 1.4;
    }
    .dimension-text p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 24px;
      line-height: 1.8;
    }
    .dimension-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .dimension-list-item {
      display: flex;
      align-items: flex-start;
      gap: 14px;
      background: #ffffff;
      padding: 16px 20px;
      border-radius: var(--radius-sm);
      border-left: 4px solid var(--accent);
    }
    .dimension-list-item h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 4px;
    }
    .dimension-list-item p {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 0;
      line-height: 1.6;
    }
    .table-section {
      background: #ffffff;
    }
    .comparison-table-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow-x: auto;
      box-shadow: var(--shadow-sm);
    }
    .custom-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
    }
    .custom-table th, .custom-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
    }
    .custom-table th {
      background: var(--bg-alt);
      font-weight: 700;
      color: var(--primary-dark);
    }
    .custom-table tr:hover {
      background: rgba(248, 246, 240, 0.7);
    }
    .status-pill {
      display: inline-block;
      padding: 3px 10px;
      border-radius: 12px;
      font-size: 12px;
      font-weight: 600;
    }
    .status-high {
      background: #e7f4ea;
      color: var(--primary);
    }
    .status-mid {
      background: #fff4e5;
      color: #945800;
    }
    .water-section {
      background: var(--bg-main);
    }
    .water-box-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .water-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      box-shadow: var(--shadow-sm);
    }
    .water-num {
      font-size: 28px;
      font-weight: 800;
      color: var(--accent);
      line-height: 1;
      margin-bottom: 12px;
    }
    .water-card h4 {
      font-size: 17px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 10px;
    }
    .water-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .faq-section {
      background: #ffffff;
    }
    .faq-accordion-list {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-item-box {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      background: var(--bg-main);
      padding: 22px 26px;
      transition: var(--transition);
    }
    .faq-item-box:hover {
      border-color: var(--primary);
    }
    .faq-question-text {
      font-size: 17px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 10px;
    }
    .faq-answer-text {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.8;
    }
    .category-cta-section {
      background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
      color: #ffffff;
      text-align: center;
      padding: 70px 0;
    }
    .cta-box-inner {
      max-width: 760px;
      margin: 0 auto;
    }
    .cta-title {
      font-size: 32px;
      font-weight: 800;
      margin-bottom: 16px;
      color: #ffffff;
    }
    .cta-sub {
      font-size: 16px;
      color: #d4e2d8;
      line-height: 1.8;
      margin-bottom: 30px;
    }
    .btn-cta-main {
      display: inline-block;
      background: var(--accent);
      color: #ffffff;
      padding: 14px 38px;
      border-radius: var(--radius-sm);
      font-size: 16px;
      font-weight: 700;
      box-shadow: 0 4px 16px rgba(0,0,0,0.25);
    }
    .btn-cta-main:hover {
      background: var(--accent-light);
      transform: translateY(-2px);
    }
    .site-footer {
      background: #19251e;
      color: #c5cec8;
      padding: 64px 0 30px;
      border-top: 1px solid #283a2f;
      font-size: 14px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-brand h3 {
      font-size: 19px;
      color: #ffffff;
      margin-bottom: 16px;
      font-weight: 700;
    }
    .footer-brand p {
      line-height: 1.8;
      color: #a4b3a8;
      font-size: 13px;
      max-width: 360px;
    }
    .footer-col h4 {
      font-size: 16px;
      color: #ffffff;
      margin-bottom: 18px;
      font-weight: 600;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      color: #a4b3a8;
    }
    .footer-links a:hover {
      color: var(--accent-light);
    }
    .footer-bottom {
      border-top: 1px solid #283a2f;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: #798b7e;
      flex-wrap: wrap;
      gap: 12px;
    }
    @media (max-width: 1024px) {
      .critique-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .water-box-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .dimension-layout {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .nav-wrapper {
        flex-direction: column;
        height: auto;
        padding: 16px 0;
        gap: 14px;
      }
      .nav-group {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        gap: 16px;
      }
      .site-logo {
        order: -1;
        padding: 0;
      }
      .hero-heading {
        font-size: 28px;
      }
      .critique-grid {
        grid-template-columns: 1fr;
      }
      .water-box-grid {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
    }