/* roulang page: index */
:root {
  --primary: #0E5A4A;
  --primary-dark: #0B2E26;
  --primary-light: #2E8B6E;
  --accent: #C49A5A;
  --accent-hover: #D4762B;
  --bg-light: #F7F5F0;
  --bg-soft: #EDEAE2;
  --bg-card: #FFFFFF;
  --text-main: #1A1A1A;
  --text-sub: #5C5C5C;
  --text-light: #8A8A8A;
  --border: rgba(14, 90, 74, 0.08);
  --border-accent: rgba(196, 154, 90, 0.3);
  --radius-card: 20px;
  --radius-btn: 10px;
  --radius-small: 6px;
  --circle: 999px;
  --shadow: 0 8px 30px rgba(14, 90, 74, 0.12);
  --shadow-hover: 0 12px 36px rgba(14, 90, 74, 0.18);
  --serif: 'Noto Serif SC', Georgia, 'Songti SC', 'SimSun', serif;
  --sans: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --transition: 0.3s ease;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-main);
  background: var(--bg-light);
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}
img {
  max-width: 100%;
  display: block;
  height: auto;
}
ul, ol {
  list-style: none;
}
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.grid-container {
  max-width: 1200px;
}
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}
.section-head h2 {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 12px;
  line-height: 1.3;
  letter-spacing: 0.02em;
}
.section-head p {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.7;
}
.section-head.light h2 {
  color: #fff;
}
.section-head.light p {
  color: rgba(255, 255, 255, 0.75);
}
/* ── 导航 ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 72px;
  background: rgba(247, 245, 240, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(196, 154, 90, 0.4);
  transition: box-shadow var(--transition);
}
.site-header.is-scrolled {
  box-shadow: 0 4px 20px rgba(11, 46, 38, 0.08);
}
.nav-wrapper {
  height: 72px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}
.brand-mark {
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.03em;
  padding: 6px 10px;
  border-radius: 8px;
  line-height: 1.2;
  font-family: var(--sans);
}
.brand-mark.light {
  background: #fff;
  color: var(--primary);
}
.brand-text {
  font-family: var(--serif);
  color: var(--accent);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
}
.nav-primary {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
}
.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: var(--radius-btn);
  position: relative;
  transition: all var(--transition);
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 0;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav-link:hover {
  color: var(--primary);
}
.nav-link:hover::after {
  width: 60%;
}
.nav-link.active {
  color: var(--primary);
  font-weight: 600;
}
.nav-link.active::after {
  width: 60%;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--radius-btn);
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(196, 154, 90, 0.3);
}
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--primary);
  background: transparent;
  border: 1px solid rgba(14, 90, 74, 0.25);
  border-radius: var(--circle);
  padding: 5px 12px;
  white-space: nowrap;
}
.status-pill .dot {
  width: 7px;
  height: 7px;
  background: #2E8B6E;
  border-radius: 50%;
  flex-shrink: 0;
}
.hamburger {
  display: none;
  background: transparent;
  border: none;
  padding: 10px;
  cursor: pointer;
  z-index: 1001;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  margin: 5px 0;
  transition: all var(--transition);
  border-radius: 2px;
}
.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(11, 46, 38, 0.98);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 40px 24px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
.mobile-drawer.open {
  opacity: 1;
  visibility: visible;
}
.mobile-link {
  font-family: var(--serif);
  font-size: 28px;
  color: #fff;
  padding: 10px 20px;
  transition: color var(--transition);
}
.mobile-link:hover {
  color: var(--accent);
}
.mobile-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
}
.mobile-actions .status-pill {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}
/* ── Hero ── */
.hero-section {
  position: relative;
  min-height: 640px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, rgba(11, 46, 38, 0.93), rgba(14, 90, 74, 0.78)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding: 120px 0 88px;
  color: #fff;
  overflow: hidden;
}
.hero-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(196, 154, 90, 0.8), transparent);
}
.hero-title {
  font-family: var(--serif);
  font-size: 40px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
}
.hero-subtitle {
  font-size: 17px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 36px;
  max-width: 520px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 30px;
  border-radius: var(--radius-btn);
  transition: all var(--transition);
  border: 1px solid transparent;
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(196, 154, 90, 0.35);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  padding: 14px 30px;
  border-radius: var(--radius-btn);
  border: 1px solid rgba(255, 255, 255, 0.55);
  transition: all var(--transition);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  transform: translateY(-2px);
}
.hero-panel {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 28px 24px;
  box-shadow: 0 16px 48px rgba(11, 46, 38, 0.3);
  max-width: 420px;
  margin-left: auto;
}
.metrics-board {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.metric-card {
  background: var(--primary-dark);
  border-radius: 14px;
  padding: 20px 16px;
  text-align: center;
  border-left: 3px solid var(--accent);
  transition: transform var(--transition), box-shadow var(--transition);
}
.metric-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(11, 46, 38, 0.2);
}
.metric-num {
  display: block;
  font-size: 40px;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1.15;
  margin-bottom: 4px;
  font-family: var(--serif);
}
.metric-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
}
/* ── 服务矩阵 ── */
.service-section {
  padding: 88px 0;
  background: var(--bg-light);
}
.service-section::before {
  content: '';
  display: block;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(196, 154, 90, 0.6), transparent);
  max-width: 1200px;
  margin: 0 auto;
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transition: background var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(196, 154, 90, 0.2);
}
.service-card:hover::before {
  background: linear-gradient(90deg, var(--accent), var(--accent-hover));
}
.service-icon {
  width: 48px;
  height: 48px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  flex-shrink: 0;
}
.service-icon svg {
  width: 24px;
  height: 24px;
}
.service-card h3 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 10px;
  line-height: 1.35;
}
.service-card p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
  margin-bottom: 16px;
  flex-grow: 1;
}
.service-thumb {
  height: 110px;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 16px;
}
.service-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.service-card:hover .service-thumb img {
  transform: scale(1.04);
}
.service-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition);
  margin-top: auto;
}
.service-link:hover {
  color: var(--primary);
}
.service-link i {
  transition: transform var(--transition);
  display: inline-block;
  font-style: normal;
}
.service-link:hover i {
  transform: translateX(4px);
}
/* ── 结果对比 ── */
.compare-section {
  background: var(--primary-dark);
  padding: 88px 0;
  position: relative;
  overflow: hidden;
}
.compare-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, rgba(196, 154, 90, 0.6), rgba(196, 154, 90, 0.05));
}
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  position: relative;
}
.compare-panel {
  padding: 36px;
  border-radius: var(--radius-card);
  background: rgba(0, 0, 0, 0.2);
  height: 100%;
}
.compare-panel.positive {
  background: rgba(14, 90, 74, 0.35);
}
.compare-panel h3 {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.compare-panel li {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  line-height: 1.5;
}
.compare-panel li:last-child {
  border-bottom: none;
}
.icon-x {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(192, 57, 43, 0.4);
  color: #fff;
  font-size: 12px;
  flex-shrink: 0;
  margin-top: 2px;
}
.icon-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  flex-shrink: 0;
  margin-top: 2px;
}
/* ── 内容动态 ── */
.news-section {
  padding: 88px 0;
  background: var(--bg-soft);
  border-top: 1px solid rgba(196, 154, 90, 0.4);
  border-bottom: 1px solid rgba(196, 154, 90, 0.4);
}
.news-list {
  max-width: 980px;
  margin: 0 auto;
}
.news-item {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid transparent;
  border-radius: 16px;
  padding: 20px 24px;
  margin-bottom: 14px;
  transition: all var(--transition);
  gap: 20px;
}
.news-item:hover {
  background: #fafafa;
  border-color: rgba(196, 154, 90, 0.25);
  box-shadow: 0 4px 16px rgba(11, 46, 38, 0.06);
  transform: translateX(4px);
}
.news-time {
  flex-shrink: 0;
  width: 120px;
  border-left: 3px solid var(--accent);
  padding-left: 14px;
  min-height: 40px;
  display: flex;
  align-items: center;
}
.news-date {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
  line-height: 1.4;
}
.news-body {
  flex: 1;
  min-width: 0;
}
.news-body h3 {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-body p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-side {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}
.news-cat {
  font-size: 12px;
  color: var(--primary);
  border: 1px solid rgba(14, 90, 74, 0.3);
  padding: 4px 14px;
  border-radius: var(--circle);
  white-space: nowrap;
}
.news-more {
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.news-more span {
  transition: transform var(--transition);
}
.news-item:hover .news-more span {
  transform: translateX(4px);
}
.news-empty {
  text-align: center;
  padding: 56px 24px;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  border: 1px dashed rgba(14, 90, 74, 0.2);
  color: var(--text-light);
  font-size: 15px;
}
.load-more-wrap {
  text-align: center;
  margin-top: 32px;
}
.btn-load-more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  padding: 12px 32px;
  border-radius: var(--radius-btn);
  transition: all var(--transition);
}
.btn-load-more:hover {
  background: var(--primary);
  color: #fff;
}
/* ── FAQ ── */
.faq-section {
  padding: 88px 0;
  background: var(--bg-light);
}
.faq-accordion {
  max-width: 840px;
  margin: 0 auto;
}
.faq-accordion .accordion-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.faq-accordion .accordion-item:hover {
  box-shadow: 0 4px 16px rgba(14, 90, 74, 0.08);
}
.faq-accordion .accordion-title {
  background: transparent;
  border-bottom: none;
  padding: 18px 24px;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  position: relative;
  line-height: 1.4;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}
.faq-accordion .accordion-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: transparent;
  transition: background var(--transition);
}
.faq-accordion .accordion-title:hover {
  background: rgba(14, 90, 74, 0.02);
}
.faq-accordion .accordion-item.is-active {
  box-shadow: 0 4px 20px rgba(14, 90, 74, 0.1);
}
.faq-accordion .accordion-item.is-active .accordion-title::before {
  background: var(--accent);
}
.faq-accordion .accordion-content {
  background: #fff;
  border-top: 1px solid rgba(14, 90, 74, 0.06);
  padding: 4px 24px 22px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
}
.faq-accordion .accordion-content p {
  padding-top: 14px;
  margin: 0;
}
/* ── 转化表单 ── */
.cta-section {
  padding: 88px 0;
  background: var(--bg-light);
}
.contact-panel {
  background: linear-gradient(135deg, rgba(11, 46, 38, 0.97), rgba(14, 90, 74, 0.85)), url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  border-radius: var(--radius-card);
  padding: 56px 48px;
  color: #fff;
  box-shadow: 0 20px 60px rgba(11, 46, 38, 0.25);
}
.contact-info h2 {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
}
.contact-info p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 380px;
}
.contact-meta li {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
  padding: 10px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  line-height: 1.5;
}
.contact-meta svg {
  width: 18px;
  height: 18px;
  color: var(--accent);
  flex-shrink: 0;
}
.contact-form {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 16px;
  padding: 32px;
  color: var(--text-main);
}
.contact-form label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 4px;
  display: block;
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  border: 1px solid transparent;
  background: #f7f5f0;
  border-radius: var(--radius-btn);
  padding: 12px 16px;
  font-size: 14px;
  font-family: var(--sans);
  color: var(--text-main);
  margin-bottom: 16px;
  transition: all var(--transition);
  box-shadow: none;
}
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none;
  border: 2px solid var(--accent);
  background: #fff;
}
.btn-submit {
  width: 100%;
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 14px 24px;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-submit:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(196, 154, 90, 0.3);
}
.privacy-note {
  font-size: 12px;
  color: var(--text-light);
  text-align: center;
  margin-top: 14px;
  line-height: 1.5;
}
/* ── 页脚 ── */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 64px 0 24px;
  border-top: 1px solid rgba(196, 154, 90, 0.4);
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.65);
  max-width: 300px;
}
.footer-col {
  margin-bottom: 32px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  font-family: var(--serif);
  letter-spacing: 0.02em;
}
.footer-col ul li {
  padding: 5px 0;
  font-size: 14px;
  line-height: 1.5;
}
.footer-col ul li a {
  color: rgba(255, 255, 255, 0.65);
  transition: color var(--transition);
}
.footer-col ul li a:hover {
  color: var(--accent);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  margin-top: 40px;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}
.footer-bottom a {
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition);
}
.footer-bottom a:hover {
  color: var(--accent);
}
/* ── 响应式 ── */
@media (max-width: 1024px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-title {
    font-size: 36px;
  }
  .hero-panel {
    margin-left: 0;
    margin-top: 40px;
    max-width: 100%;
  }
  .contact-panel {
    padding: 40px 28px;
  }
}
@media (max-width: 768px) {
  .nav-primary {
    display: none;
  }
  .nav-actions .btn-cta {
    display: none;
  }
  .status-pill {
    display: none;
  }
  .hamburger {
    display: block;
  }
  .hero-section {
    padding: 80px 0 56px;
    min-height: auto;
  }
  .hero-title {
    font-size: 32px;
  }
  .hero-subtitle {
    font-size: 16px;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
  }
  .hero-panel {
    margin-top: 32px;
    padding: 20px;
  }
  .metrics-board {
    gap: 10px;
  }
  .metric-num {
    font-size: 32px;
  }
  .section-head h2 {
    font-size: 26px;
  }
  .compare-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .compare-section::before {
    display: none;
  }
  .compare-panel {
    padding: 28px 24px;
  }
  .news-item {
    flex-direction: column;
    align-items: flex-start;
    padding: 18px;
    gap: 12px;
  }
  .news-time {
    width: auto;
    border-left: none;
    border-bottom: 2px solid var(--accent);
    padding-left: 0;
    padding-bottom: 6px;
    min-height: auto;
  }
  .news-side {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }
  .contact-panel {
    padding: 32px 20px;
    border-radius: 16px;
  }
  .contact-form {
    padding: 24px 18px;
    margin-top: 32px;
  }
  .cta-section {
    padding: 56px 0;
  }
  .service-section {
    padding: 56px 0;
  }
  .faq-section {
    padding: 56px 0;
  }
  .news-section {
    padding: 56px 0;
  }
  .site-footer {
    padding-top: 48px;
  }
}
@media (max-width: 520px) {
  .nav-wrapper {
    padding: 0 16px;
  }
  .brand-mark {
    font-size: 16px;
    padding: 5px 8px;
  }
  .brand-text {
    font-size: 18px;
  }
  .service-grid {
    grid-template-columns: 1fr;
  }
  .hero-section {
    padding: 56px 0 48px;
  }
  .hero-title {
    font-size: 28px;
  }
  .hero-subtitle {
    font-size: 15px;
  }
  .container, .grid-container {
    padding-left: 16px;
    padding-right: 16px;
  }
}

/* roulang page: category1 */
:root {
  --primary-green: #0E5A4A;
  --copper-gold: #C49A5A;
  --bg-warm: #F7F5F0;
  --deep-green: #0B2E26;
  --success-green: #2E8B6E;
  --warning-orange: #D4762B;
  --border-rgba: rgba(14, 90, 74, 0.08);
  --text-main: #1E2D29;
  --text-muted: #6A7A75;
  --radius-lg: 20px;
  --radius-btn: 10px;
  --shadow-card: 0 8px 30px rgba(14, 90, 74, 0.12);
  --shadow-hover: 0 12px 36px rgba(14, 90, 74, 0.18);
  --transition: all 0.3s ease;
  --font-serif: "Noto Serif SC", Georgia, serif;
  --font-sans: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-sans); color: var(--text-main); background: var(--bg-warm); line-height: 1.6; font-size: 16px; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

h1, h2, h3, h4 { font-family: var(--font-serif); color: var(--primary-green); line-height: 1.3; }
.h1-title { font-size: 40px; }
h2 { font-size: 32px; margin-bottom: 16px; }
h3 { font-size: 22px; margin-bottom: 10px; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

.site-header { position: sticky; top: 0; z-index: 1000; background: rgba(247,245,240,0.92); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-bottom: 1px solid rgba(196,154,90,0.6); box-shadow: 0 2px 12px rgba(11,46,38,0.06); }
.nav-wrapper { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; height: 72px; padding: 0 20px; }
.brand-logo { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.brand-mark { background: var(--primary-green); color: #fff; font-weight: 700; font-size: 16px; padding: 4px 10px; border-radius: 6px; letter-spacing: 0.5px; font-family: var(--font-sans); }
.brand-text { color: var(--copper-gold); font-family: var(--font-serif); font-size: 20px; font-weight: 700; }
.nav-primary { display: flex; list-style: none; margin: 0 auto; padding: 0 24px; gap: 8px; }
.nav-primary a { display: block; padding: 8px 18px; color: var(--text-main); font-weight: 500; font-size: 15px; border-radius: 6px; position: relative; }
.nav-primary a:hover { color: var(--primary-green); background: rgba(14,90,74,0.04); }
.nav-primary a.active { color: var(--copper-gold); font-weight: 600; }
.nav-primary a.active::after { content: ''; position: absolute; left: 50%; transform: translateX(-50%); bottom: -2px; width: 28px; height: 3px; background: var(--copper-gold); border-radius: 2px; }
.nav-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.btn-cta { background: var(--copper-gold); color: #fff; border: none; padding: 10px 20px; border-radius: var(--radius-btn); font-size: 14px; font-weight: 600; white-space: nowrap; transition: var(--transition); box-shadow: 0 4px 12px rgba(196,154,90,0.28); }
.btn-cta:hover { background: var(--warning-orange); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(212,118,43,0.3); color: #fff; }
.status-pill { display: inline-flex; align-items: center; gap: 6px; border: 1px solid rgba(46,139,110,0.4); border-radius: 999px; padding: 4px 12px; font-size: 12px; color: var(--primary-green); background: rgba(46,139,110,0.06); }
.status-pill .dot { width: 6px; height: 6px; background: var(--success-green); border-radius: 50%; display: inline-block; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: 1px solid rgba(14,90,74,0.2); border-radius: 8px; padding: 8px 10px; cursor: pointer; }
.hamburger span { width: 20px; height: 2px; background: var(--primary-green); border-radius: 2px; display: block; }
.mobile-menu { display: none; position: fixed; inset: 0; background: rgba(11,46,38,0.98); z-index: 999; flex-direction: column; align-items: center; justify-content: center; gap: 24px; opacity: 0; transition: opacity 0.3s ease; }
.mobile-menu.open { display: flex; opacity: 1; }
.mobile-menu a { color: #fff; font-size: 20px; font-weight: 500; padding: 12px 24px; font-family: var(--font-serif); }
.mobile-menu a:hover { color: var(--copper-gold); }

.page-banner { position: relative; width: 100%; min-height: 220px; display: flex; align-items: center; background: linear-gradient(135deg, rgba(11,46,38,0.92) 0%, rgba(14,90,74,0.78) 100%), url('/assets/images/backpic/back-1.png') center center / cover no-repeat; padding: 60px 0; }
.page-banner .banner-content { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.page-banner h1 { color: #fff; font-size: 38px; margin-bottom: 8px; }
.page-banner p { color: rgba(255,255,255,0.85); font-size: 16px; margin-bottom: 0; }
.banner-badge { background: rgba(196,154,90,0.15); border: 1px solid rgba(196,154,90,0.5); color: var(--copper-gold); padding: 8px 16px; border-radius: 999px; font-size: 13px; white-space: nowrap; }

.breadcrumb { padding: 18px 0 0; font-size: 14px; color: var(--text-muted); }
.breadcrumb a { color: var(--primary-green); }
.breadcrumb a:hover { color: var(--copper-gold); }
.breadcrumb .sep { margin: 0 10px; color: var(--copper-gold); }

.section-block { padding: 80px 0; }
.section-block.alt { background: #fff; }
.section-block.deep { background: var(--deep-green); }
.section-title-wrap { text-align: center; margin-bottom: 48px; }
.section-title-wrap h2 { position: relative; display: inline-block; padding-bottom: 14px; margin-bottom: 10px; }
.section-title-wrap h2::after { content: ''; position: absolute; left: 50%; transform: translateX(-50%); bottom: 0; width: 60px; height: 3px; background: var(--copper-gold); border-radius: 2px; }
.section-title-wrap .sub-desc { color: var(--text-muted); font-size: 15px; max-width: 640px; margin: 0 auto; }

.intro-block { display: flex; gap: 40px; align-items: center; flex-wrap: wrap; }
.intro-text { flex: 1 1 50%; }
.intro-image { flex: 1 1 40%; }
.intro-image img { border-radius: var(--radius-lg); box-shadow: var(--shadow-card); }
.intro-text h2 { margin-bottom: 16px; }
.intro-text p { color: var(--text-muted); line-height: 1.8; margin-bottom: 12px; }

.stat-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 24px; }
.stat-item { background: var(--deep-green); border-radius: 18px; padding: 20px; border-left: 3px solid var(--copper-gold); }
.stat-item .stat-num { font-size: 32px; font-weight: 800; color: var(--copper-gold); font-family: var(--font-serif); font-variant-numeric: tabular-nums; }
.stat-item .stat-label { color: rgba(255,255,255,0.8); font-size: 13px; margin-top: 6px; }

.focus-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.focus-card { background: #fff; border: 1px solid var(--border-rgba); border-radius: var(--radius-lg); padding: 32px 26px; box-shadow: var(--shadow-card); transition: var(--transition); position: relative; overflow: hidden; }
.focus-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--primary-green), rgba(46,139,110,0.5)); transition: var(--transition); }
.focus-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.focus-card:hover::before { background: linear-gradient(90deg, var(--copper-gold), rgba(196,154,90,0.4)); }
.focus-card .card-icon { width: 56px; height: 56px; background: var(--primary-green); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; color: var(--copper-gold); font-size: 24px; }
.focus-card h3 { font-size: 20px; margin-bottom: 12px; }
.focus-card p { color: var(--text-muted); font-size: 14px; line-height: 1.7; margin-bottom: 16px; }
.focus-card .card-link { color: var(--copper-gold); font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 4px; }
.focus-card .card-link i { transition: transform 0.3s ease; }
.focus-card .card-link:hover i { transform: translateX(4px); }

.compare-section { padding: 80px 0; }
.compare-section h2 { color: #fff; text-align: center; margin-bottom: 8px; }
.compare-sub { text-align: center; color: rgba(255,255,255,0.7); margin-bottom: 48px; font-size: 15px; }
.compare-wrap { display: flex; gap: 0; max-width: 960px; margin: 0 auto; border-radius: var(--radius-lg); overflow: hidden; position: relative; }
.compare-col { flex: 1; padding: 32px 36px; }
.compare-col.left { background: rgba(0,0,0,0.2); }
.compare-col.right { background: rgba(14,90,74,0.35); }
.compare-col h3 { color: #fff; font-size: 20px; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
.compare-col ul { list-style: none; padding: 0; }
.compare-col li { display: flex; gap: 12px; align-items: flex-start; padding: 12px 0; color: rgba(255,255,255,0.85); font-size: 15px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.compare-col li:last-child { border-bottom: none; }
.compare-col li i { margin-top: 3px; flex-shrink: 0; }
.compare-col.left li i { color: #9A7B6A; }
.compare-col.right li i { color: var(--copper-gold); }
.compare-divider { width: 1px; background: linear-gradient(to bottom, var(--copper-gold), transparent); flex-shrink: 0; }

.process-section { padding: 80px 0; background: #fff; }
.process-wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; }
.process-step { text-align: center; padding: 32px 20px; background: var(--bg-warm); border-radius: 18px; border: 1px solid var(--border-rgba); transition: var(--transition); }
.process-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.step-num { width: 52px; height: 52px; background: var(--deep-green); color: var(--copper-gold); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700; margin: 0 auto 16px; font-variant-numeric: tabular-nums; }
.process-step h3 { font-size: 18px; margin-bottom: 10px; }
.process-step p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

.feature-section { position: relative; padding: 80px 0; background: linear-gradient(135deg, rgba(11,46,38,0.94) 0%, rgba(14,90,74,0.85) 100%), url('/assets/images/backpic/back-2.png') center center / cover no-repeat; color: #fff; }
.feature-section h2 { color: #fff; text-align: center; margin-bottom: 8px; }
.feature-section .sub-desc { text-align: center; color: rgba(255,255,255,0.75); margin-bottom: 48px; }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.feature-item { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); border-radius: 18px; padding: 24px; transition: var(--transition); }
.feature-item:hover { background: rgba(255,255,255,0.1); transform: translateY(-3px); }
.feature-item i { color: var(--copper-gold); font-size: 22px; margin-bottom: 12px; }
.feature-item h3 { color: #fff; font-size: 18px; margin-bottom: 8px; }
.feature-item p { color: rgba(255,255,255,0.75); font-size: 14px; line-height: 1.7; margin-bottom: 0; }

.timeline-block { position: relative; padding-left: 30px; margin-top: 40px; }
.timeline-block::before { content: ''; position: absolute; left: 8px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(to bottom, var(--copper-gold), rgba(196,154,90,0.2)); }
.timeline-item { position: relative; padding: 16px 24px; margin-bottom: 20px; background: var(--bg-warm); border-radius: 14px; border: 1px solid var(--border-rgba); }
.timeline-item::before { content: ''; position: absolute; left: -26px; top: 24px; width: 12px; height: 12px; background: var(--copper-gold); border-radius: 50%; border: 3px solid var(--bg-warm); }
.timeline-item h3 { font-size: 18px; margin-bottom: 6px; }
.timeline-item p { color: var(--text-muted); font-size: 14px; margin-bottom: 0; }

.quote-block { background: rgba(196,154,90,0.06); border-left: 4px solid var(--copper-gold); padding: 28px 32px; margin: 40px 0; border-radius: 0 16px 16px 0; }
.quote-block p { font-size: 16px; line-height: 1.8; color: var(--text-main); font-style: italic; }
.quote-block .quote-author { display: block; margin-top: 12px; font-style: normal; font-weight: 600; color: var(--primary-green); font-size: 14px; }

.data-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 32px; }
.data-cell { background: var(--deep-green); border-radius: 18px; padding: 24px; border-left: 3px solid var(--copper-gold); color: #fff; }
.data-cell .data-value { font-size: 34px; font-weight: 800; color: var(--copper-gold); font-family: var(--font-serif); font-variant-numeric: tabular-nums; margin-bottom: 6px; }
.data-cell .data-title { font-weight: 600; margin-bottom: 4px; color: #fff; }
.data-cell .data-desc { font-size: 13px; color: rgba(255,255,255,0.7); margin-bottom: 0; }

.faq-section { padding: 80px 0; background: #fff; }
.faq-wrap { max-width: 800px; margin: 0 auto; }
.faq-item { background: var(--bg-warm); border: 1px solid var(--border-rgba); border-radius: 14px; margin-bottom: 16px; overflow: hidden; transition: var(--transition); }
.faq-item.active { border-color: var(--copper-gold); }
.faq-item .faq-q { display: flex; justify-content: space-between; align-items: center; padding: 18px 22px; cursor: pointer; font-size: 16px; font-weight: 600; color: var(--primary-green); background: transparent; border: none; width: 100%; text-align: left; font-family: var(--font-sans); }
.faq-item .faq-q i { color: var(--copper-gold); transition: transform 0.3s ease; font-size: 14px; }
.faq-item.active .faq-q i { transform: rotate(45deg); }
.faq-item.active .faq-q { border-left: 3px solid var(--copper-gold); border-radius: 14px 14px 0 0; }
.faq-item .faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-item .faq-a p { padding: 0 22px 20px; color: var(--text-muted); font-size: 14px; line-height: 1.8; margin-bottom: 0; }

.cta-section { padding: 80px 0; background: var(--deep-green); }
.cta-card { border-radius: 20px; background: linear-gradient(135deg, rgba(11,46,38,0.92) 0%, rgba(14,90,74,0.8) 100%), url('/assets/images/backpic/back-3.webp') center center / cover no-repeat; border: 1px solid rgba(196,154,90,0.2); box-shadow: var(--shadow-hover); max-width: 1100px; margin: 0 auto; padding: 50px 40px; }
.cta-card h2 { color: #fff; font-size: 28px; margin-bottom: 12px; }
.cta-card .cta-desc { color: rgba(255,255,255,0.8); margin-bottom: 28px; max-width: 400px; }
.cta-card .cta-desc-dark { color: rgba(255,255,255,0.8); margin-bottom: 28px; }
.cta-card .btn-cta { display: inline-block; }
.btn-cta-light { background: transparent; border: 1px solid var(--copper-gold); color: var(--copper-gold); padding: 10px 20px; border-radius: var(--radius-btn); font-size: 14px; font-weight: 600; transition: var(--transition); display: inline-block; }
.btn-cta-light:hover { background: rgba(196,154,90,0.12); color: var(--copper-gold); transform: translateY(-2px); }

.form-section { background: var(--deep-green); }
.form-card { display: flex; gap: 40px; flex-wrap: wrap; }
.form-left { flex: 1 1 36%; }
.form-left h2 { color: #fff; font-size: 28px; margin-bottom: 12px; }
.form-left p { color: rgba(255,255,255,0.75); margin-bottom: 24px; font-size: 15px; line-height: 1.7; }
.contact-lines { list-style: none; padding: 0; }
.contact-lines li { display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,0.85); margin-bottom: 14px; font-size: 14px; }
.contact-lines li i { color: var(--copper-gold); width: 18px; text-align: center; }
.form-right { flex: 1 1 50%; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 20px; padding: 32px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; color: rgba(255,255,255,0.85); font-size: 14px; margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; background: #fff; border: 2px solid transparent; border-radius: var(--radius-btn); padding: 12px 16px; font-size: 14px; color: var(--text-main); outline: none; transition: var(--transition); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--copper-gold); }
.form-group .privacy-note { font-size: 12px; color: rgba(255,255,255,0.5); margin-top: 12px; }
.btn-submit { width: 100%; background: var(--copper-gold); color: #fff; border: none; padding: 14px 24px; font-size: 15px; font-weight: 700; border-radius: var(--radius-btn); transition: var(--transition); }
.btn-submit:hover { background: var(--warning-orange); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(212,118,43,0.3); }

.site-footer { background: var(--deep-green); padding: 60px 0 0; border-top: 1px solid rgba(196,154,90,0.3); }
.site-footer .footer-col { margin-bottom: 32px; }
.site-footer .brand-logo { margin-bottom: 16px; }
.site-footer .brand-logo .brand-mark { background: rgba(255,255,255,0.1); }
.site-footer .brand-logo .brand-text { color: #fff; }
.site-footer p { color: rgba(255,255,255,0.65); font-size: 14px; line-height: 1.7; margin-bottom: 0; }
.site-footer h4 { color: #fff; font-size: 16px; margin-bottom: 16px; font-family: var(--font-serif); }
.site-footer ul { list-style: none; padding: 0; }
.site-footer ul li { margin-bottom: 8px; }
.site-footer ul a { color: rgba(255,255,255,0.65); font-size: 14px; text-decoration: none; }
.site-footer ul a:hover { color: var(--copper-gold); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; margin-top: 20px; text-align: center; }
.footer-bottom p { color: rgba(255,255,255,0.5); font-size: 13px; margin-bottom: 0; }
.footer-bottom a { color: rgba(255,255,255,0.7); text-decoration: none; }
.footer-bottom a:hover { color: var(--copper-gold); }

@media (max-width: 1024px) {
  .focus-cards { grid-template-columns: repeat(2, 1fr); }
  .process-wrap { grid-template-columns: repeat(2, 1fr); }
  .compare-wrap { flex-direction: column; }
  .compare-divider { width: 100%; height: 1px; background: linear-gradient(to right, var(--copper-gold), transparent); }
}

@media (max-width: 768px) {
  .h1-title { font-size: 32px; }
  h2 { font-size: 26px; }
  h3 { font-size: 18px; }
  .section-block { padding: 48px 0; }
  .nav-primary, .nav-actions .btn-cta, .nav-actions .status-pill { display: none; }
  .hamburger { display: flex; }
  .page-banner { min-height: 180px; padding: 40px 0; }
  .page-banner h1 { font-size: 28px; }
  .page-banner .banner-content { flex-direction: column; align-items: flex-start; }
  .intro-block { flex-direction: column; }
  .focus-cards { grid-template-columns: 1fr; }
  .process-wrap { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .data-grid { grid-template-columns: 1fr; }
  .compare-col { padding: 24px 20px; }
  .form-card { flex-direction: column; }
  .form-right { padding: 24px; }
  .cta-card { padding: 32px 24px; }
  .cta-card h2 { font-size: 24px; }
}

@media (max-width: 520px) {
  body { font-size: 15px; }
  .focus-cards { gap: 16px; }
  .process-step { padding: 24px 16px; }
  .stat-list { grid-template-columns: 1fr; }
  .banner-badge { font-size: 12px; }
}

/* roulang page: article */
:root {
  --primary: #0E5A4A;
  --primary-dark: #0B2E26;
  --accent: #C49A5A;
  --accent-hover: #D4762B;
  --bg: #F7F5F0;
  --white: #FFFFFF;
  --text: #2D3A35;
  --text-light: #6D7B76;
  --text-lighter: #9AA8A3;
  --border: rgba(14, 90, 74, 0.08);
  --radius-card: 20px;
  --radius-btn: 10px;
  --radius-tag: 6px;
  --shadow-card: 0 8px 30px rgba(14, 90, 74, 0.12);
  --shadow-card-hover: 0 12px 36px rgba(14, 90, 74, 0.18);
  --font-serif: 'Noto Serif SC', 'Source Han Serif SC', Georgia, serif;
  --font-sans: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --container-max: 1200px;
  --section-pad: 80px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: all 0.25s ease; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; line-height: inherit; color: inherit; }

.grid-container { max-width: var(--container-max); }

/* ========== Header ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(247, 245, 240, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(196, 154, 90, 0.4);
  box-shadow: 0 2px 20px rgba(11, 46, 38, 0.05);
}
.nav-wrapper {
  max-width: var(--container-max);
  margin: 0 auto;
  height: 72px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 1px;
  padding: 6px 14px;
  border-radius: 8px;
  line-height: 1.2;
  display: inline-block;
}
.brand-text {
  font-family: var(--font-serif);
  color: var(--accent);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 2px;
  display: inline-block;
}
.brand-mark.light { background: var(--accent); color: var(--primary-dark); }
.nav-primary {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
}
.nav-link {
  display: inline-block;
  padding: 8px 18px;
  font-size: 15px;
  color: var(--text);
  border-radius: 8px;
  position: relative;
  font-weight: 500;
}
.nav-link:hover { color: var(--primary); background: rgba(14, 90, 74, 0.05); }
.nav-link.active {
  color: var(--accent);
  font-weight: 700;
}
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 2px;
  height: 3px;
  background: var(--accent);
  border-radius: 99px;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.btn-cta {
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--radius-btn);
  transition: background 0.25s ease, transform 0.2s ease;
  box-shadow: 0 4px 14px rgba(196, 154, 90, 0.28);
  white-space: nowrap;
}
.btn-cta:hover { background: var(--accent-hover); transform: translateY(-2px); }
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid rgba(14, 90, 74, 0.28);
  border-radius: 999px;
  font-size: 12px;
  color: var(--primary);
  font-weight: 500;
  white-space: nowrap;
}
.status-pill .dot {
  width: 7px;
  height: 7px;
  background: #2E8B6E;
  border-radius: 50%;
  display: inline-block;
}
.hamburger {
  display: none;
  background: none;
  border: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  border-radius: 8px;
  padding: 0;
}
.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========== Breadcrumb ========== */
.breadcrumb-wrap {
  background: linear-gradient(180deg, rgba(14, 90, 74, 0.04), transparent);
  border-bottom: 1px solid rgba(14, 90, 74, 0.06);
  padding: 16px 0;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--text-light);
}
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: rgba(196, 154, 90, 0.7); font-weight: 300; }
.breadcrumb .current { color: var(--text); font-weight: 600; }

/* ========== Article Header ========== */
.article-header {
  padding: 52px 0 0;
}
.article-header-inner {
  max-width: 780px;
  margin: 0 auto;
}
.article-source {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--accent);
  background: rgba(196, 154, 90, 0.1);
  padding: 5px 14px;
  border-radius: 999px;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}
.article-header h1 {
  font-family: var(--font-serif);
  font-size: 32px;
  line-height: 1.4;
  color: var(--primary-dark);
  font-weight: 700;
  margin-bottom: 22px;
  letter-spacing: 0.5px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-lighter);
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(196, 154, 90, 0.25);
  margin-bottom: 0;
}
.article-meta .meta-dot { color: rgba(196, 154, 90, 0.6); }
.article-meta .meta-item { display: inline-flex; align-items: center; gap: 4px; }
.article-meta .meta-source { color: var(--primary); font-weight: 600; }

/* ========== Article Body ========== */
.article-body-section {
  padding: 40px 0 60px;
}
.article-body-card {
  background: var(--white);
  border-radius: var(--radius-card);
  border: 1px solid rgba(14, 90, 74, 0.08);
  box-shadow: var(--shadow-card);
  padding: 52px;
  max-width: 780px;
  margin: 0 auto;
}
.article-body {
  font-size: 17px;
  line-height: 1.8;
  color: #33443E;
}
.article-body p { margin-bottom: 24px; }
.article-body p:last-child { margin-bottom: 0; }
.article-body h2 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  margin: 40px 0 18px;
  line-height: 1.4;
}
.article-body h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 32px 0 14px;
  line-height: 1.4;
}
.article-body blockquote {
  border-left: 4px solid var(--accent);
  background: rgba(196, 154, 90, 0.06);
  padding: 16px 22px;
  margin: 28px 0;
  border-radius: 0 12px 12px 0;
  color: var(--text-light);
  font-size: 15px;
  line-height: 1.7;
}
.article-body img {
  width: 100%;
  border-radius: 12px;
  padding: 8px;
  background: #FAF8F4;
  border: 1px solid rgba(14, 90, 74, 0.08);
  margin: 24px 0;
  object-fit: cover;
}
.article-body a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(14, 90, 74, 0.3);
}
.article-body a:hover { color: var(--accent); text-decoration-color: var(--accent); }
.article-body ul, .article-body ol {
  margin: 20px 0 24px;
  padding-left: 24px;
  list-style: disc;
}
.article-body ol { list-style: decimal; }
.article-body li { margin-bottom: 8px; line-height: 1.7; }
.article-body pre {
  background: #F2F0EB;
  border-radius: 10px;
  padding: 20px;
  overflow-x: auto;
  font-family: 'SF Mono', Menlo, Consolas, monospace;
  font-size: 14px;
  line-height: 1.6;
  margin: 24px 0;
  border: 1px solid rgba(14, 90, 74, 0.06);
}
.article-body code {
  background: rgba(14, 90, 74, 0.06);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 14px;
  font-family: 'SF Mono', Menlo, Consolas, monospace;
}

/* Not found */
.not-found {
  text-align: center;
  padding: 40px 20px;
}
.not-found-icon {
  font-size: 44px;
  margin-bottom: 16px;
  opacity: 0.5;
}
.not-found p {
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: 28px;
}

/* ========== Tags & Share ========== */
.article-tags-section {
  padding: 0 0 60px;
}
.article-tags-wrap {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 24px 0;
  border-top: 1px solid rgba(14, 90, 74, 0.06);
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.tag-label { font-size: 13px; color: var(--text-lighter); margin-right: 2px; }
.tag-pill {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid rgba(14, 90, 74, 0.24);
  color: var(--primary);
  font-size: 13px;
  font-weight: 500;
  background: transparent;
}
.tag-pill:hover { border-color: var(--primary); background: rgba(14, 90, 74, 0.05); }
.share-block {
  display: flex;
  align-items: center;
  gap: 10px;
}
.share-label { font-size: 13px; color: var(--text-lighter); }
.share-icon {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid rgba(14, 90, 74, 0.15);
  color: var(--text-light);
  transition: all 0.2s ease;
}
.share-icon:hover { border-color: var(--primary); color: var(--primary); background: rgba(14, 90, 74, 0.04); }

/* ========== Related ========== */
.related-section {
  padding: var(--section-pad) 0;
  background: linear-gradient(180deg, rgba(14, 90, 74, 0.03), transparent);
  border-top: 1px solid rgba(196, 154, 90, 0.35);
}
.related-section .section-head {
  text-align: center;
  margin-bottom: 48px;
}
.related-section .section-head h2 {
  font-family: var(--font-serif);
  font-size: 32px;
  color: var(--primary-dark);
  font-weight: 700;
  position: relative;
  display: inline-block;
  padding-bottom: 12px;
}
.related-section .section-head h2::after {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 99px;
}
.related-card {
  background: var(--white);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid rgba(14, 90, 74, 0.08);
  box-shadow: 0 6px 20px rgba(14, 90, 74, 0.07);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}
.related-card .card-thumb {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 16px;
  background: #EDEBE5;
}
.related-card .card-tag {
  display: inline-block;
  font-size: 12px;
  color: var(--primary);
  border: 1px solid rgba(14, 90, 74, 0.22);
  border-radius: 999px;
  padding: 3px 12px;
  margin-bottom: 12px;
  align-self: flex-start;
}
.related-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.5;
  margin-bottom: 10px;
  font-family: var(--font-serif);
}
.related-card p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-card .card-link {
  margin-top: auto;
  padding-top: 14px;
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.related-card .card-link:hover { gap: 8px; }

/* ========== Back ========== */
.article-back-section {
  padding: 0 0 var(--section-pad);
  background: linear-gradient(180deg, rgba(14, 90, 74, 0.03), transparent);
}
.article-back-wrap {
  text-align: center;
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-btn);
  color: var(--primary);
  font-size: 15px;
  font-weight: 600;
  background: transparent;
  transition: all 0.25s ease;
}
.btn-outline:hover {
  background: rgba(14, 90, 74, 0.08);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(14, 90, 74, 0.12);
}
.btn-outline .arrow { transition: transform 0.25s ease; }
.btn-outline:hover .arrow { transform: translateX(-4px); }

/* ========== Footer ========== */
.site-footer {
  background: var(--primary-dark);
  border-top: 1px solid rgba(196, 154, 90, 0.4);
  padding: 64px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}
.site-footer .brand-logo { margin-bottom: 18px; }
.site-footer .brand-mark { background: var(--accent); color: var(--primary-dark); }
.site-footer p { line-height: 1.7; margin-bottom: 16px; }
.footer-col h4 {
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 1px;
  font-family: var(--font-serif);
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { color: rgba(255, 255, 255, 0.62); }
.footer-col a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 48px;
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a { color: rgba(255, 255, 255, 0.6); }
.footer-bottom a:hover { color: var(--accent); }

/* ========== Responsive ========== */
@media (max-width: 1023.98px) {
  .nav-primary {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 320px;
    max-width: 85vw;
    background: rgba(247, 245, 240, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 96px 40px 32px;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    box-shadow: -20px 0 60px rgba(11, 46, 38, 0.15);
    z-index: 998;
    gap: 8px;
  }
  body.menu-open .nav-primary { transform: translateX(0); }
  .nav-link { font-size: 18px; padding: 14px 0; width: 100%; }
  .nav-link.active::after { left: 0; right: auto; width: 36px; bottom: 6px; }
  .hamburger { display: flex; }
  .nav-actions .status-pill { display: none; }
  .article-header h1 { font-size: 28px; }
  .article-body-card { padding: 36px 28px; }
  .related-section .section-head h2 { font-size: 26px; }
}
@media (max-width: 767.98px) {
  :root { --section-pad: 48px; }
  .nav-wrapper { height: 64px; padding: 0 16px; gap: 16px; }
  .brand-mark { font-size: 15px; padding: 5px 10px; }
  .brand-text { font-size: 17px; }
  .btn-cta { font-size: 13px; padding: 8px 14px; }
  .article-header { padding: 36px 0 0; }
  .article-header h1 { font-size: 24px; }
  .article-body-section { padding: 24px 0 40px; }
  .article-body-card { padding: 28px 20px; border-radius: 16px; }
  .article-body { font-size: 16px; }
  .article-body h2 { font-size: 20px; }
  .article-body h3 { font-size: 17px; }
  .article-tags-wrap { flex-direction: column; align-items: flex-start; gap: 14px; padding: 18px 0; }
  .related-section .section-head { margin-bottom: 32px; }
  .related-section .section-head h2 { font-size: 24px; }
  .related-card { padding: 16px; }
  .related-card .card-thumb { height: 120px; }
  .site-footer { padding-top: 48px; }
  .footer-col { margin-bottom: 32px; }
  .footer-bottom { margin-top: 32px; }
  .article-meta { gap: 6px; font-size: 12px; }
}
@media (max-width: 520px) {
  .nav-actions .btn-cta { display: none; }
  .status-pill { display: none !important; }
  .article-header h1 { font-size: 22px; }
  .article-meta { flex-wrap: wrap; }
  .article-meta .meta-dot { display: none; }
  .article-meta .meta-item { width: 100%; }
}

/* roulang page: category2 */
:root{
  --primary:#0E5A4A;
  --primary-dark:#0B2E26;
  --accent:#C49A5A;
  --accent-hover:#D4762B;
  --bg:#F7F5F0;
  --text:#1A2E28;
  --text-weak:#6B7A74;
  --border:rgba(14,90,74,0.08);
  --success:#2E8B6E;
  --warning:#D4762B;
  --radius-lg:20px;
  --radius-md:10px;
  --radius-sm:6px;
  --shadow:0 8px 30px rgba(14,90,74,0.12);
  --shadow-hover:0 12px 36px rgba(14,90,74,0.18);
  --space-section:80px;
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.7;color:var(--text);
  background:var(--bg);-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:all .25s ease}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;outline:none}
h1,h2,h3,h4,h5,h6{margin:0;font-family:"Noto Serif SC",Georgia,serif;line-height:1.35}
p{margin:0}
.grid-container{padding-left:24px;padding-right:24px;max-width:1200px}

/* ========== Header ========== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(247,245,240,0.92);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(196,154,90,0.45);
  height:72px;
}
.nav-wrapper{
  max-width:1200px;height:72px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  background:var(--primary);color:#fff;font-weight:700;font-size:15px;
  padding:6px 12px;border-radius:8px;letter-spacing:.6px;
  display:inline-block;line-height:1.4;
}
.brand-text{
  font-family:"Noto Serif SC",Georgia,serif;font-weight:700;
  font-size:21px;color:var(--accent);white-space:nowrap;
}
.brand-mark.light{background:rgba(255,255,255,0.12);color:#fff;border:1px solid rgba(255,255,255,0.2)}
.brand-text.light{color:var(--accent)}
.nav-primary{display:flex;align-items:center;gap:28px;margin:0}
.nav-link{
  position:relative;font-size:15px;color:var(--text);
  padding:8px 2px;font-weight:500;letter-spacing:.2px;
}
.nav-link::after{
  content:"";position:absolute;bottom:0;left:50%;transform:translateX(-50%);
  width:0;height:3px;background:var(--accent);border-radius:2px;transition:width .25s ease;
}
.nav-link:hover{color:var(--primary)}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--accent);font-weight:600}
.nav-link.active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.btn-cta{
  background:var(--accent);color:#fff;font-size:14px;font-weight:600;
  padding:10px 20px;border-radius:10px;display:inline-block;
  box-shadow:0 4px 14px rgba(196,154,90,0.28);
}
.btn-cta:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 6px 18px rgba(196,154,90,0.32)}
.status-pill{
  display:inline-flex;align-items:center;gap:7px;font-size:13px;
  color:var(--primary);border:1px solid rgba(14,90,74,0.25);
  padding:5px 12px;border-radius:999px;background:rgba(255,255,255,0.4);
}
.status-pill .dot{
  width:7px;height:7px;border-radius:50%;background:var(--success);flex-shrink:0;
}
.hamburger{
  display:none;flex-direction:column;gap:5px;background:none;border:none;
  padding:8px;cursor:pointer;
}
.hamburger span{
  width:22px;height:2px;background:var(--primary);border-radius:2px;
  transition:all .3s ease;
}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ========== Banner ========== */
.page-banner{
  position:relative;background-size:cover;background-position:center;
  min-height:260px;display:flex;align-items:center;
  border-bottom:2px solid rgba(196,154,90,0.5);
}
.banner-overlay{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(11,46,38,0.93),rgba(14,90,74,0.78));
}
.banner-content{position:relative;z-index:2;padding-top:48px;padding-bottom:48px}
.page-banner h1{
  color:#fff;font-size:40px;font-weight:700;margin-bottom:12px;
}
.page-banner .banner-sub{
  color:rgba(255,255,255,0.88);font-size:17px;max-width:520px;
}
.banner-badge-wrap{display:flex;justify-content:flex-end}
.banner-badge{
  background:rgba(255,255,255,0.1);border:1px solid rgba(196,154,90,0.55);
  border-radius:20px;padding:18px 24px;text-align:center;backdrop-filter:blur(4px);
  min-width:170px;
}
.banner-badge .badge-num{
  display:block;font-size:34px;font-weight:700;color:var(--accent);
  font-family:"Noto Serif SC",Georgia,serif;font-variant-numeric:tabular-nums;
}
.banner-badge .badge-label{color:rgba(255,255,255,0.82);font-size:13px;margin-top:4px}

/* ========== Section common ========== */
main section{padding-top:var(--space-section);padding-bottom:var(--space-section)}
.section-head{text-align:center;max-width:680px;margin:0 auto 48px}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--accent);text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{font-size:32px;color:var(--text);margin-bottom:14px}
.section-head p{font-size:15px;color:var(--text-weak)}
.section-head.light h2{color:#fff}
.section-head.light p{color:rgba(255,255,255,0.7)}
.section-head.light .eyebrow{color:var(--accent)}

/* ========== Capability ========== */
.capability-section{background:var(--bg);border-bottom:1px solid var(--border)}
.stats-row{margin-bottom:48px}
.stat-card{
  background:#fff;border:1px solid var(--border);border-radius:20px;
  padding:28px 20px;text-align:center;box-shadow:var(--shadow);
  transition:transform .3s ease,box-shadow .3s ease;height:100%;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.stat-num{
  display:block;font-size:38px;font-weight:700;color:var(--primary);
  font-family:"Noto Serif SC",Georgia,serif;font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.stat-num .unit{font-size:18px;color:var(--accent);font-weight:600}
.stat-label{display:block;font-size:13px;color:var(--text-weak);margin-top:8px}
.capability-list{margin-top:8px}
.cap-item{
  background:#fff;border:1px solid var(--border);border-radius:20px;
  padding:28px 22px;height:100%;position:relative;overflow:hidden;
  box-shadow:0 4px 16px rgba(14,90,74,0.06);
  transition:transform .3s ease,box-shadow .3s ease;
}
.cap-item::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  transition:background .3s ease;
}
.cap-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.cap-item:hover::before{background:linear-gradient(90deg,var(--accent),var(--accent-hover))}
.cap-num{
  display:inline-block;font-size:14px;font-weight:700;color:var(--accent);
  background:rgba(196,154,90,0.1);border-radius:6px;padding:3px 10px;
  margin-bottom:16px;font-variant-numeric:tabular-nums;
}
.cap-item h3{font-size:19px;margin-bottom:10px;color:var(--text)}
.cap-item p{font-size:14px;color:var(--text-weak);line-height:1.65}

/* ========== Method ========== */
.method-section{background:#fff;border-bottom:1px solid var(--border)}
.method-img{border-radius:20px;box-shadow:var(--shadow);width:100%;object-fit:cover;min-height:260px}
.method-text{padding-left:0}
.method-text p{font-size:16px;color:var(--text);margin-bottom:18px;line-height:1.8}
.method-text p strong{color:var(--primary)}
.method-text blockquote{
  margin:24px 0;padding:18px 22px;border-left:4px solid var(--accent);
  background:rgba(196,154,90,0.06);border-radius:0 12px 12px 0;
  font-family:"Noto Serif SC",Georgia,serif;font-size:17px;color:var(--primary);
  line-height:1.7;
}
.btn-outline{
  display:inline-flex;align-items:center;gap:8px;margin-top:8px;
  font-size:15px;font-weight:600;color:var(--primary);
  border:1px solid var(--primary);padding:10px 22px;border-radius:10px;
  transition:all .3s ease;
}
.btn-outline:hover{background:rgba(14,90,74,0.06);gap:12px;border-color:var(--accent);color:var(--accent)}

/* ========== Metrics dark ========== */
.metrics-section{
  background:var(--primary-dark);position:relative;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.metrics-section::before{
  content:"";position:absolute;inset:0;background:rgba(11,46,38,0.9);
}
.metrics-section .grid-container{position:relative;z-index:2}
.metric-card{
  background:rgba(14,90,74,0.35);border:1px solid rgba(196,154,90,0.3);
  border-radius:20px;padding:32px 24px;text-align:center;height:100%;
  transition:transform .3s ease,background .3s ease;
}
.metric-card:hover{transform:translateY(-4px);background:rgba(14,90,74,0.55)}
.metric-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:50%;background:var(--accent);
  color:#fff;font-weight:700;margin-bottom:14px;
}
.metric-num{
  font-family:"Noto Serif SC",Georgia,serif;font-size:38px;font-weight:700;
  color:var(--accent);display:block;font-variant-numeric:tabular-nums;
}
.metric-label{color:rgba(255,255,255,0.78);font-size:14px;margin-top:8px}

/* ========== Process timeline ========== */
.process-section{background:var(--bg);border-bottom:1px solid var(--border)}
.timeline{max-width:720px;margin:0 auto;position:relative;padding-left:10px}
.timeline::before{
  content:"";position:absolute;left:27px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(to bottom,var(--accent),var(--primary),rgba(196,154,90,0.1));
  border-radius:2px;
}
.timeline-item{
  position:relative;display:flex;gap:24px;padding-bottom:36px;
}
.timeline-item:last-child{padding-bottom:0}
.tl-num{
  position:relative;z-index:2;flex-shrink:0;
  width:54px;height:54px;border-radius:50%;
  background:var(--primary);color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 4px #fff,0 4px 14px rgba(14,90,74,0.2);
}
.tl-body{
  background:#fff;border:1px solid var(--border);border-radius:16px;
  padding:22px 24px;flex:1;box-shadow:0 4px 16px rgba(14,90,74,0.06);
  transition:transform .3s ease,box-shadow .3s ease;
}
.tl-body:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.tl-body h3{font-size:19px;color:var(--primary);margin-bottom:8px}
.tl-body p{font-size:14px;color:var(--text-weak);line-height:1.7}

/* ========== FAQ ========== */
.faq-section{background:#fff;border-bottom:1px solid var(--border)}
.faq-list{max-width:800px;margin:0 auto}
.faq-item{
  background:var(--bg);border:1px solid var(--border);border-radius:14px;
  margin-bottom:14px;overflow:hidden;transition:box-shadow .3s ease;
}
.faq-item.active{box-shadow:var(--shadow)}
.faq-question{
  width:100%;background:none;border:none;text-align:left;
  padding:18px 22px;display:flex;align-items:center;justify-content:space-between;
  font-weight:700;font-size:16px;color:var(--primary);cursor:pointer;
  border-left:3px solid transparent;transition:border-color .3s ease;
}
.faq-item.active .faq-question{border-left-color:var(--accent)}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  background:rgba(196,154,90,0.15);color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:400;transition:transform .3s ease;
}
.faq-item.active .faq-icon{transform:rotate(45deg)}
.faq-answer{display:none;padding:0 22px 18px}
.faq-answer p{font-size:14px;color:var(--text-weak);line-height:1.75}

/* ========== CTA ========== */
.cta-section{padding-top:var(--space-section);padding-bottom:var(--space-section)}
.cta-card{
  background:var(--primary-dark);border-radius:20px;padding:56px 48px;
  position:relative;overflow:hidden;
  background-image:url('/assets/images/coverpic/cover-6.png');
  background-size:cover;background-position:right center;
}
.cta-card::before{
  content:"";position:absolute;inset:0;background:rgba(11,46,38,0.88);
}
.cta-card .grid-container{position:relative;z-index:2;max-width:100%}
.cta-card h2{color:#fff;font-size:32px;margin-bottom:14px}
.cta-card .cta-desc{color:rgba(255,255,255,0.75);font-size:16px;margin-bottom:28px;max-width:360px}
.contact-list{display:flex;flex-direction:column;gap:14px}
.contact-list li{display:flex;align-items:center;gap:12px;color:rgba(255,255,255,0.85);font-size:15px}
.ci{
  width:32px;height:32px;border-radius:8px;background:rgba(196,154,90,0.18);
  color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:15px;
}
.contact-form{
  background:rgba(255,255,255,0.06);border:1px solid rgba(196,154,90,0.25);
  border-radius:16px;padding:28px;backdrop-filter:blur(6px);
}
.contact-form label{
  display:block;font-size:13px;color:rgba(255,255,255,0.8);margin-bottom:16px;
}
.contact-form input,.contact-form select,.contact-form textarea{
  width:100%;margin-top:6px;background:#fff;border:1px solid transparent;
  border-radius:10px;padding:10px 14px;font-size:14px;color:var(--text);
  transition:border-color .25s ease;
}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{
  border-color:var(--accent);box-shadow:0 0 0 3px rgba(196,154,90,0.18);
}
.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='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%230E5A4A' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;
}
.btn-submit{
  width:100%;background:var(--accent);border:none;color:#fff;
  font-size:15px;font-weight:700;padding:14px 20px;border-radius:10px;
  cursor:pointer;transition:background .3s ease,transform .2s ease;
}
.btn-submit:hover{background:var(--accent-hover);transform:translateY(-1px)}
.privacy-note{font-size:12px;color:rgba(255,255,255,0.45);text-align:center;margin-top:10px}

/* ========== Footer ========== */
.site-footer{
  background:var(--primary-dark);color:rgba(255,255,255,0.7);
  padding-top:64px;padding-bottom:24px;border-top:1px solid rgba(196,154,90,0.5);
}
.site-footer .brand-logo{margin-bottom:14px}
.footer-col{margin-bottom:28px}
.site-footer h4{
  font-size:16px;color:#fff;font-weight:600;margin-bottom:16px;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
}
.site-footer p{font-size:14px;line-height:1.7}
.site-footer ul li{margin-bottom:10px}
.site-footer ul li a{font-size:14px;color:rgba(255,255,255,0.7)}
.site-footer ul li a:hover{color:var(--accent)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.1);margin-top:20px;
  padding-top:20px;text-align:center;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,0.45)}
.footer-bottom a{color:var(--accent)}
.footer-bottom a:hover{color:#fff}

/* ========== Responsive ========== */
@media (max-width:900px){
  :root{--space-section:60px}
  .nav-primary{
    position:fixed;top:72px;left:0;right:0;bottom:0;background:rgba(247,245,240,0.98);
    flex-direction:column;justify-content:flex-start;align-items:center;gap:8px;
    padding:48px 24px;display:none;z-index:999;overflow-y:auto;
  }
  .nav-primary.open{display:flex}
  .nav-link{font-size:18px;padding:14px 8px;width:100%;text-align:center}
  .hamburger{display:flex}
  .status-pill{display:none}
  .cta-card{padding:40px 20px}
  .banner-badge-wrap{justify-content:flex-start;margin-top:20px}
  .page-banner h1{font-size:32px}
  .section-head h2{font-size:26px}
  .stat-num{font-size:32px}
  .metric-num{font-size:32px}
}
@media (max-width:520px){
  :root{--space-section:48px}
  .nav-wrapper{padding:0 16px}
  .brand-text{font-size:18px}
  .brand-mark{font-size:13px;padding:5px 8px}
  .btn-cta{padding:8px 14px;font-size:13px}
  .page-banner{min-height:220px}
  .page-banner h1{font-size:28px}
  .timeline::before{left:22px}
  .tl-num{width:44px;height:44px;font-size:14px}
  .tl-body{padding:16px}
  .contact-form{padding:20px}
  .cta-card h2{font-size:26px}
  .cta-card{padding:32px 16px}
  .banner-badge{min-width:140px;padding:14px 16px}
  .banner-badge .badge-num{font-size:28px}
}