/* roulang page: index */
:root {
  --primary: #0B6B4F;
  --secondary: #2EB67D;
  --action: #F59E0B;
  --ink: #1F2937;
  --muted: #6B7280;
  --line: #E5E7EB;
  --bg: #F7F6F2;
  --card: #FFFFFF;
  --dark: #0E2A20;
  --radius-card: 16px;
  --shadow-sm: 0 1px 2px rgba(15, 40, 30, 0.06);
  --shadow-lg: 0 12px 30px rgba(11, 107, 79, 0.1);
  --font-stack: system-ui, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-stack);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color .25s ease;
}
button {
  font-family: inherit;
  cursor: pointer;
}
input, textarea {
  font-family: inherit;
  outline: none;
}
.container {
  width: min(1200px, 92%);
  margin-inline: auto;
}
::selection {
  background: rgba(46, 182, 125, 0.2);
}
h1, h2, h3, h4 {
  line-height: 1.3;
  letter-spacing: -0.02em;
  font-weight: 700;
}
small, .eyebrow {
  letter-spacing: 0.04em;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s ease;
}
.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(11, 107, 79, 0.06);
}
.header-top {
  background: var(--primary);
  color: #fff;
}
.header-flex {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.6rem 0;
}
.brand-logo {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  flex-shrink: 0;
}
.brand-main {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
}
.brand-sub {
  font-size: 0.72rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.82);
  letter-spacing: 0.08em;
  border-left: 1px solid rgba(255, 255, 255, 0.35);
  padding-left: 0.5rem;
}
.header-search {
  flex: 1;
  max-width: 380px;
  position: relative;
  margin-left: auto;
}
.header-search input {
  width: 100%;
  border: none;
  border-radius: 999px;
  padding: 0.4rem 1rem 0.4rem 2.4rem;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 0.86rem;
  transition: background .25s ease;
}
.header-search input::placeholder {
  color: rgba(255, 255, 255, 0.65);
}
.header-search input:focus {
  background: rgba(255, 255, 255, 0.24);
}
.header-search .search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255, 255, 255, 0.7);
  pointer-events: none;
}
.header-hot {
  display: flex;
  gap: 0.45rem;
  flex-shrink: 0;
}
.hot-tag {
  font-size: 0.72rem;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: rgba(255, 255, 255, 0.85);
  transition: all .25s ease;
}
.hot-tag:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.7);
}
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  transition: background .25s ease;
}
.menu-toggle:hover {
  background: rgba(255, 255, 255, 0.15);
}
/* Nav */
.header-nav {
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.nav-flex {
  display: flex;
  gap: 0.25rem;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 0;
}
.nav-flex::-webkit-scrollbar {
  display: none;
}
.nav-item {
  padding: 0.65rem 1.15rem;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color .25s ease, border-color .25s ease;
}
.nav-item:hover {
  color: var(--primary);
}
.nav-item.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}
/* Mobile menu */
.mobile-menu {
  display: none;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.mobile-menu.open {
  display: block;
}
.mobile-menu a {
  display: block;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid #f0f0f0;
  font-size: 0.95rem;
  font-weight: 500;
}
.mobile-menu a:hover {
  background: #fafafa;
  color: var(--primary);
}

/* Hero */
.hero {
  position: relative;
  padding: 4.5rem 0 3.5rem;
  background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #F7F6F2 0%, rgba(247, 246, 242, 0.92) 40%, rgba(247, 246, 242, 0) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}
.hero h1 {
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.hero-sub {
  font-size: 1.05rem;
  color: #4A5568;
  margin-bottom: 2rem;
  max-width: 560px;
}
.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.8rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.2;
  border: 2px solid transparent;
  transition: all .25s ease;
  cursor: pointer;
  gap: 0.4rem;
}
.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.4);
}
.btn-primary {
  background: var(--action);
  color: #fff;
  border-color: var(--action);
}
.btn-primary:hover {
  background: #e08e00;
  border-color: #e08e00;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245, 158, 11, 0.3);
}
.btn-primary:active {
  transform: scale(0.97);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-outline:active {
  transform: scale(0.97);
}
.btn-outline-light {
  border-color: #fff;
  color: #fff;
  background: transparent;
}
.btn-outline-light:hover {
  background: #fff;
  color: var(--dark);
}
.hero-trust {
  margin-top: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--muted);
}
.trust-item .trust-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(11, 107, 79, 0.1);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
}

/* Section spacing */
.section {
  padding: 5rem 0;
}
.section-sm {
  padding: 3.5rem 0;
}
.section-head {
  margin-bottom: 2.5rem;
}
.eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary);
  margin-bottom: 0.5rem;
}
.section-head h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--dark);
  line-height: 1.25;
}
.section-head p {
  color: var(--muted);
  max-width: 600px;
  margin-top: 0.5rem;
}

/* Feature cards */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 1.8rem;
  position: relative;
  border-left: 4px solid var(--primary);
  transition: box-shadow .3s ease, border-color .3s ease, transform .3s ease;
}
.feature-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.feature-card .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(11, 107, 79, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 1rem;
}
.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--dark);
}
.feature-card p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}
.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.feature-tags span {
  font-size: 0.72rem;
  padding: 0.15rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(46, 182, 125, 0.4);
  color: var(--primary);
  background: rgba(46, 182, 125, 0.05);
}
.feature-wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 2rem;
  align-items: center;
}
.feature-wide .feature-img {
  border-radius: var(--radius-card);
  overflow: hidden;
}
.feature-wide .feature-img img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

/* Steps / Demo */
.steps-section {
  background: var(--dark);
}
.steps-section .section-head h2 {
  color: #fff;
}
.steps-section .section-head p {
  color: rgba(255, 255, 255, 0.7);
}
.steps-section .eyebrow {
  color: var(--secondary);
}
.steps-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
}
.steps-list {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}
.step-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--action);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.15rem;
  flex-shrink: 0;
}
.step-content h4 {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.step-content p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
}
.mockup-box {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}
.mockup-bar {
  background: #f0f0f0;
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--line);
}
.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ddd;
}
.mockup-dot:first-child {
  background: #ff6058;
}
.mockup-dot:nth-child(2) {
  background: #ffbd2e;
}
.mockup-dot:nth-child(3) {
  background: #28c840;
}
.mockup-address {
  flex: 1;
  background: #fff;
  border-radius: 6px;
  padding: 0.2rem 0.75rem;
  font-size: 0.78rem;
  color: #999;
  border: 1px solid #f0f0f0;
}
.mockup-body {
  padding: 0;
  min-height: 260px;
}
.mockup-body img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 260px;
}

/* Evidence */
.evidence-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 2.5rem;
}
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.25rem 1rem;
  text-align: center;
  transition: box-shadow .3s ease;
}
.stat-card:hover {
  box-shadow: var(--shadow-lg);
}
.stat-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--action);
  line-height: 1.2;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.3rem;
}
.testimonial-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.testimonial-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.2rem 1.5rem;
  display: flex;
  gap: 0.9rem;
}
.testimonial-card .quote {
  font-size: 1.8rem;
  line-height: 1;
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
}
.testimonial-card p {
  font-size: 0.92rem;
  color: #4a5568;
  flex: 1;
}
.testimonial-card .author {
  font-size: 0.8rem;
  color: var(--muted);
  white-space: nowrap;
}
.action-strip {
  background: var(--dark);
  border-radius: 20px;
  padding: 2rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 3rem;
}
.action-strip h3 {
  color: #fff;
  font-size: 1.3rem;
  margin-bottom: 0.3rem;
}
.action-strip p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.92rem;
}

/* Services / Pricing */
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  gap: 1.5rem;
  align-items: stretch;
}
.service-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 2rem 1.8rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: box-shadow .3s ease, transform .3s ease;
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.service-card.recommended {
  border: 2px solid var(--primary);
  box-shadow: 0 16px 40px rgba(11, 107, 79, 0.12);
  transform: scale(1.02);
}
.service-card.recommended:hover {
  transform: scale(1.02) translateY(-4px);
}
.recommend-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 1rem;
  border-radius: 999px;
  letter-spacing: 0.06em;
}
.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 0.4rem;
}
.service-card .service-desc {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
}
.service-list {
  list-style: none;
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.service-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: #374151;
}
.service-list li .check {
  color: var(--secondary);
  flex-shrink: 0;
  font-weight: 700;
}
.service-list li .minus {
  color: #c0c0c0;
  flex-shrink: 0;
}
.service-card .btn {
  margin-top: auto;
  width: 100%;
}

/* News list */
.news-section {
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.news-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.news-more {
  font-size: 0.88rem;
  color: var(--primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.news-more:hover {
  text-decoration: underline;
}
.news-list {
  display: flex;
  flex-direction: column;
}
.news-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding: 1.25rem 0;
  border-bottom: 1px solid #f0f0f0;
  transition: background .25s ease;
}
.news-card:last-child {
  border-bottom: none;
}
.news-card:hover {
  background: rgba(246, 250, 248, 0.7);
}
.news-card .badge {
  font-size: 0.72rem;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
  background: rgba(11, 107, 79, 0.08);
  color: var(--primary);
  font-weight: 600;
  white-space: nowrap;
}
.news-card .news-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-height: 1.5;
}
.news-card .news-summary {
  font-size: 0.85rem;
  color: var(--muted);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-top: 0.2rem;
}
.news-meta {
  font-size: 0.78rem;
  color: #9ca3af;
  white-space: nowrap;
}
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--muted);
  font-size: 0.95rem;
  background: #fafafa;
  border-radius: 14px;
}

/* FAQ */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.2rem 1.5rem;
  transition: border-color .3s ease, box-shadow .3s ease;
}
.faq-item.active {
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(11, 107, 79, 0.06);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  padding: 0;
  transition: color .25s ease;
}
.faq-question:hover {
  color: var(--primary);
}
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(11, 107, 79, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 700;
  font-size: 1.1rem;
  transition: transform .35s ease, background .25s ease;
  flex-shrink: 0;
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}
.faq-answer-inner {
  padding-top: 0.9rem;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
  border-top: 1px dashed var(--line);
  margin-top: 0.5rem;
}
.faq-bottom {
  text-align: center;
  margin-top: 2.2rem;
}

/* CTA section */
.cta-section {
  background: var(--primary);
  border-radius: 24px;
  padding: 3rem 2.5rem;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}
.cta-section h2 {
  font-size: 1.9rem;
  font-weight: 800;
  margin-bottom: 0.8rem;
  color: #fff;
}
.cta-section p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 520px;
  margin: 0 auto 1.8rem;
  font-size: 0.98rem;
}

/* Footer */
.site-footer {
  background: #0b1d16;
  color: rgba(255, 255, 255, 0.7);
  padding: 4rem 0 2rem;
  margin-top: 5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand .brand-logo {
  margin-bottom: 1rem;
}
.footer-brand .brand-main {
  font-size: 1.2rem;
}
.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.8;
  max-width: 320px;
}
.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.footer-col a {
  display: block;
  padding: 0.3rem 0;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color .25s ease, padding-left .25s ease;
}
.footer-col a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.45);
}

/* Float CTA */
.float-cta {
  position: fixed;
  bottom: 6rem;
  right: 1.25rem;
  z-index: 40;
  background: var(--action);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
  box-shadow: 0 10px 30px rgba(245, 158, 11, 0.35);
  transform: translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: all .35s ease;
  gap: 0.4rem;
}
.float-cta.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.float-cta:hover {
  background: #e08e00;
  transform: translateY(-2px) scale(1.02);
}
.float-cta:active {
  transform: scale(0.97);
}
/* Mobile bottom bar */
.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 45;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  padding: 0.6rem 1rem;
  gap: 0.6rem;
  border-top: 1px solid var(--line);
}
.mobile-bottom-bar .btn {
  flex: 1;
  padding: 0.65rem 1rem;
  font-size: 0.88rem;
}
@media (max-width: 1023px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .evidence-grid {
    grid-template-columns: 1fr;
  }
  .services-grid {
    grid-template-columns: 1fr 1fr;
  }
  .service-card.recommended {
    order: -1;
    grid-column: 1 / -1;
  }
}
@media (max-width: 767px) {
  .header-flex {
    flex-wrap: wrap;
    padding: 0.5rem 0;
    gap: 0.6rem;
  }
  .brand-main {
    font-size: 1.15rem;
  }
  .brand-sub {
    font-size: 0.62rem;
  }
  .header-search {
    order: 3;
    max-width: 100%;
    flex-basis: 100%;
  }
  .header-hot {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .header-nav {
    display: none;
  }
  .mobile-menu {
    display: none;
  }
  .mobile-menu.open {
    display: block;
  }
  .hero {
    padding: 3rem 0 2.5rem;
  }
  .hero h1 {
    font-size: 1.8rem;
  }
  .hero-sub {
    font-size: 0.95rem;
  }
  .hero-btns {
    flex-direction: column;
    width: 100%;
  }
  .hero-btns .btn {
    width: 100%;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .feature-wide {
    grid-template-columns: 1fr;
    padding: 1.2rem;
  }
  .feature-wide .feature-img {
    display: none;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .service-card.recommended {
    grid-column: 1;
    order: 0;
  }
  .news-card {
    grid-template-columns: 1fr;
    gap: 0.5rem;
    padding: 1rem 0;
  }
  .news-meta {
    font-size: 0.75rem;
  }
  .news-card .badge {
    width: fit-content;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .cta-section {
    padding: 2rem 1.2rem;
  }
  .cta-section h2 {
    font-size: 1.4rem;
  }
  .mobile-bottom-bar {
    display: flex;
  }
  .float-cta {
    display: none;
  }
  body {
    padding-bottom: 70px;
  }
  .site-footer {
    margin-bottom: 0;
  }
}
@media (min-width: 768px) and (max-width: 1023px) {
  .header-nav {
    display: block;
  }
  .menu-toggle {
    display: none;
  }
}

/* roulang page: category1 */
:root {
    --primary: #0B6B4F;
    --secondary: #2EB67D;
    --action: #F59E0B;
    --ink: #1F2937;
    --muted: #6B7280;
    --line: #E5E7EB;
    --bg: #F7F6F2;
    --card: #FFFFFF;
    --dark: #0E2A20;
    --radius: 1rem;
    --shadow: 0 4px 20px rgba(11, 107, 79, 0.08);
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: system-ui, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    font-size: 16px;
    line-height: 1.75;
    background-color: var(--bg);
    color: var(--ink);
    -webkit-font-smoothing: antialiased;
  }

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

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

  button {
    cursor: pointer;
    font-family: inherit;
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  /* ===== Header / Nav ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
    transition: box-shadow .3s ease;
  }

  .site-header.scrolled {
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  }

  .header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    gap: 1rem;
  }

  .brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    line-height: 1;
  }

  .brand-main {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.02em;
  }

  .brand-sub {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--muted);
    border-left: 2px solid var(--secondary);
    padding-left: 0.6rem;
    letter-spacing: 0.04em;
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }

  .search-box {
    display: flex;
    align-items: center;
    background: #F1F0EC;
    border-radius: 999px;
    padding: 0.35rem 0.9rem;
    border: 1px solid transparent;
    transition: border-color .2s, box-shadow .2s;
  }

  .search-box:focus-within {
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(46, 182, 125, 0.18);
  }

  .search-box input {
    border: none;
    outline: none;
    background: transparent;
    font-size: 0.85rem;
    width: 140px;
    color: var(--ink);
  }

  .search-box svg {
    width: 16px;
    height: 16px;
    stroke: var(--muted);
    margin-right: 0.35rem;
    flex-shrink: 0;
  }

  .hot-links {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
  }

  .hot-links a {
    color: var(--muted);
    background: #F1F0EC;
    border-radius: 999px;
    padding: 0.2rem 0.7rem;
    transition: all .2s;
  }

  .hot-links a:hover {
    color: var(--primary);
    background: rgba(11, 107, 79, 0.1);
  }

  .menu-btn {
    display: none;
    background: none;
    border: 1px solid var(--line);
    border-radius: 0.6rem;
    width: 38px;
    height: 38px;
    align-items: center;
    justify-content: center;
  }

  .menu-btn svg {
    width: 20px;
    height: 20px;
    stroke: var(--ink);
  }

  .header-nav {
    border-top: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.7);
  }

  .nav-flex {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    overflow-x: auto;
    scrollbar-width: none;
    padding-top: 0.2rem;
    padding-bottom: 0.2rem;
  }

  .nav-flex::-webkit-scrollbar {
    display: none;
  }

  .nav-item {
    display: inline-block;
    padding: 0.55rem 1rem;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--ink);
    border-radius: 999px;
    white-space: nowrap;
    position: relative;
    transition: color .2s, background .2s;
  }

  .nav-item:hover {
    color: var(--primary);
    background: rgba(11, 107, 79, 0.06);
  }

  .nav-item.active {
    color: var(--primary);
    font-weight: 600;
    background: rgba(11, 107, 79, 0.08);
  }

  .nav-item.active::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
  }

  /* ===== Hero ===== */
  .category-hero {
    background-image: linear-gradient(90deg, #F7F6F2 0%, rgba(247,246,242,0.92) 40%, rgba(247,246,242,0) 100%), url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    padding: 3.5rem 0 3rem;
    position: relative;
    border-bottom: 1px solid var(--line);
  }

  .category-hero .kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary);
    background: rgba(11,107,79,0.1);
    padding: 0.25rem 0.9rem;
    border-radius: 999px;
    margin-bottom: 1rem;
    letter-spacing: 0.06em;
  }

  .category-hero h1 {
    font-size: clamp(1.9rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--ink);
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 0.8rem;
  }

  .category-hero h1 span {
    color: var(--primary);
  }

  .category-hero .lead {
    max-width: 560px;
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 1.5rem;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    background: var(--action);
    color: #fff;
    font-weight: 600;
    font-size: 0.92rem;
    padding: 0.6rem 1.4rem;
    border-radius: 999px;
    border: 2px solid transparent;
    transition: all .25s ease;
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
  }

  .btn-primary:hover {
    background: #d98200;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.35);
  }

  .btn-primary:active {
    transform: scale(0.97);
  }

  .btn-primary:focus-visible {
    outline: 3px solid rgba(245, 158, 11, 0.5);
    outline-offset: 2px;
  }

  .btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    background: transparent;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.92rem;
    padding: 0.6rem 1.4rem;
    border-radius: 999px;
    border: 2px solid var(--primary);
    transition: all .25s ease;
  }

  .btn-outline:hover {
    background: rgba(11, 107, 79, 0.06);
    transform: translateY(-2px);
  }

  .btn-outline:active {
    transform: scale(0.97);
  }

  .btn-outline:focus-visible {
    outline: 3px solid rgba(11, 107, 79, 0.3);
    outline-offset: 2px;
  }

  /* ===== Section base ===== */
  .section {
    padding: 3.5rem 0;
  }

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

  .section-head .sub-title {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--primary);
    background: rgba(11,107,79,0.08);
    padding: 0.25rem 0.9rem;
    border-radius: 999px;
    margin-bottom: 0.5rem;
  }

  .section-head h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--ink);
    line-height: 1.3;
    letter-spacing: -0.02em;
  }

  .section-head p {
    color: var(--muted);
    margin-top: 0.5rem;
    max-width: 640px;
  }

  /* ===== Content cards ===== */
  .content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .info-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 1.25rem;
    padding: 1.75rem;
    box-shadow: 0 2px 12px rgba(0,0,0,0.03);
    transition: border-color .25s, box-shadow .25s, transform .25s;
    position: relative;
    overflow: hidden;
  }

  .info-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: var(--primary);
    border-radius: 0 4px 4px 0;
    opacity: 0.8;
  }

  .info-card:hover {
    border-color: var(--primary);
    box-shadow: 0 8px 30px rgba(11, 107, 79, 0.1);
    transform: translateY(-2px);
  }

  .info-card .icon-wrap {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(11,107,79,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
  }

  .info-card .icon-wrap svg {
    width: 22px;
    height: 22px;
    stroke: var(--primary);
    fill: none;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .info-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 0.4rem;
  }

  .info-card p {
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 0.7rem;
  }

  .tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
  }

  .tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--primary);
    background: rgba(11,107,79,0.08);
    border: 1px solid rgba(46,182,125,0.25);
    border-radius: 999px;
    padding: 0.15rem 0.7rem;
  }

  /* ===== Full width block ===== */
  .feature-block {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    background: var(--dark);
    border-radius: 1.5rem;
    padding: 2rem;
    color: #fff;
    margin-bottom: 1.5rem;
    background-image: url('/assets/images/coverpic/cover-1.png');
    background-size: cover;
    background-position: center;
    background-blend-mode: multiply;
    background-color: var(--dark);
    position: relative;
  }

  .feature-block .inner {
    background: rgba(14,42,32,0.82);
    border-radius: 1rem;
    padding: 1.5rem;
    max-width: 620px;
  }

  .feature-block h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
  }

  .feature-block p {
    color: rgba(255,255,255,0.82);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 0.8rem;
  }

  .feature-block .btn-light {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    background: var(--action);
    color: #fff;
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0.45rem 1.1rem;
    border-radius: 999px;
    transition: all .25s;
  }

  .feature-block .btn-light:hover {
    background: #d98200;
    transform: translateY(-1px);
  }

  /* ===== Sidebar ===== */
  .layout-with-sidebar {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .main-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .side-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .side-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 1.25rem;
    padding: 1.5rem;
    box-shadow: 0 2px 12px rgba(0,0,0,0.03);
  }

  .side-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 1rem;
    padding-bottom: 0.6rem;
    border-bottom: 2px solid rgba(11,107,79,0.15);
    position: relative;
  }

  .side-card h3::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 36px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
  }

  .side-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
  }

  .side-list li a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--ink);
    padding: 0.45rem 0.6rem;
    border-radius: 0.6rem;
    transition: background .2s, color .2s;
  }

  .side-list li a:hover {
    background: rgba(11,107,79,0.06);
    color: var(--primary);
  }

  .side-list .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--secondary);
    flex-shrink: 0;
  }

  .side-cta {
    background: var(--dark);
    border-radius: 1.25rem;
    padding: 1.75rem;
    color: #fff;
    text-align: center;
  }

  .side-cta h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
  }

  .side-cta p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.75);
    margin-bottom: 1.2rem;
  }

  .side-cta .btn-action {
    display: inline-block;
    background: var(--action);
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.55rem 1.3rem;
    border-radius: 999px;
    transition: all .25s;
  }

  .side-cta .btn-action:hover {
    background: #d98200;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(245,158,11,0.3);
  }

  /* ===== FAQ ===== */
  .faq-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 800px;
  }

  .faq-item {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 1rem;
    overflow: hidden;
    transition: border-color .2s, box-shadow .2s;
  }

  .faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.25rem;
    font-weight: 600;
    color: var(--ink);
    cursor: pointer;
    list-style: none;
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-item summary .icon {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    border-radius: 50%;
    background: rgba(11,107,79,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
    transition: transform .25s;
  }

  .faq-item[open] {
    border-color: var(--primary);
    box-shadow: 0 4px 16px rgba(11,107,79,0.06);
  }

  .faq-item[open] summary .icon {
    transform: rotate(45deg);
    background: var(--primary);
    color: #fff;
  }

  .faq-item .answer {
    padding: 0 1.25rem 1.1rem;
    font-size: 0.92rem;
    color: var(--muted);
    line-height: 1.7;
  }

  /* ===== CTA band ===== */
  .cta-band {
    background: var(--dark);
    border-radius: 1.5rem;
    padding: 2.5rem 2rem;
    margin: 3rem 0;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: flex-start;
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
  }

  .cta-band::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(14,42,32,0.92) 0%, rgba(14,42,32,0.72) 100%);
  }

  .cta-band .inner {
    position: relative;
    z-index: 1;
    max-width: 680px;
  }

  .cta-band h2 {
    color: #fff;
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 0.6rem;
  }

  .cta-band p {
    color: rgba(255,255,255,0.8);
    font-size: 0.95rem;
    margin-bottom: 1.4rem;
  }

  .cta-band .actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
  }

  /* ===== Footer ===== */
  .site-footer {
    background: var(--dark);
    color: rgba(255,255,255,0.75);
    padding: 3rem 0 2rem;
    margin-top: 3rem;
    border-radius: 2rem 2rem 0 0;
  }

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

  .footer-brand .brand-logo .brand-main {
    color: #fff;
  }

  .footer-brand .brand-logo .brand-sub {
    color: rgba(255,255,255,0.55);
    border-left-color: var(--secondary);
  }

  .footer-brand p {
    font-size: 0.88rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.6);
    max-width: 360px;
    margin-top: 1rem;
  }

  .footer-col h4 {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
  }

  .footer-col a {
    display: block;
    color: rgba(255,255,255,0.6);
    font-size: 0.88rem;
    padding: 0.25rem 0;
    transition: color .2s;
  }

  .footer-col a:hover {
    color: var(--secondary);
  }

  .footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.12);
    padding-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    align-items: center;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
  }

  /* ===== Floating CTA ===== */
  .floating-cta {
    position: fixed;
    right: 1.25rem;
    bottom: 6rem;
    z-index: 40;
    background: var(--action);
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.65rem 1.35rem;
    border-radius: 999px;
    box-shadow: 0 6px 24px rgba(245,158,11,0.4);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    opacity: 0;
    transform: translateY(16px);
    pointer-events: none;
    transition: opacity .3s, transform .3s, background .2s;
  }

  .floating-cta.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .floating-cta:hover {
    background: #d98200;
    transform: scale(1.03);
  }

  .floating-cta:focus-visible {
    outline: 3px solid rgba(245,158,11,0.5);
    outline-offset: 2px;
  }

  /* ===== Mobile bottom bar ===== */
  .mobile-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 45;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid var(--line);
    padding: 0.6rem 1rem;
    gap: 0.6rem;
  }

  .mobile-bar .btn-top,
  .mobile-bar .btn-enter {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    transition: all .2s;
  }

  .mobile-bar .btn-top {
    background: #F1F0EC;
    color: var(--ink);
  }

  .mobile-bar .btn-enter {
    background: var(--action);
    color: #fff;
  }

  .mobile-bar .btn-enter:hover {
    background: #d98200;
  }

  .mobile-bar .btn-top:hover {
    background: #E5E3DF;
  }

  /* ===== Breadcrumb ===== */
  .breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--muted);
    padding: 1rem 0 0;
  }

  .breadcrumb a {
    color: var(--muted);
    transition: color .2s;
  }

  .breadcrumb a:hover {
    color: var(--primary);
  }

  .breadcrumb .sep {
    color: #c0c0c0;
  }

  .breadcrumb .current {
    color: var(--ink);
    font-weight: 500;
  }

  /* ===== Responsive ===== */
  @media (min-width: 768px) {
    .footer-grid {
      grid-template-columns: 1.4fr 1fr 1fr;
    }

    .footer-bottom {
      flex-direction: row;
      justify-content: space-between;
    }
  }

  @media (min-width: 1024px) {
    .layout-with-sidebar {
      grid-template-columns: 1fr 360px;
      gap: 2rem;
    }

    .content-grid.two-col {
      grid-template-columns: 1fr 1fr;
    }

    .cta-band {
      flex-direction: row;
      justify-content: space-between;
      align-items: center;
    }
  }

  @media (max-width: 767px) {
    .hot-links {
      display: none;
    }

    .search-box input {
      width: 100px;
    }

    .menu-btn {
      display: flex;
    }

    .floating-cta {
      display: none;
    }

    .mobile-bar {
      display: flex;
    }

    body {
      padding-bottom: 4rem;
    }
  }

  @media (max-width: 520px) {
    .brand-main {
      font-size: 1.2rem;
    }

    .brand-sub {
      font-size: 0.65rem;
    }

    .search-box {
      padding: 0.3rem 0.7rem;
    }

    .search-box input {
      width: 80px;
      font-size: 0.78rem;
    }

    .category-hero {
      padding: 2.5rem 0 2rem;
    }

    .section {
      padding: 2.5rem 0;
    }

    .feature-block {
      padding: 1.25rem;
    }

    .feature-block .inner {
      padding: 1rem;
    }
  }

/* roulang page: article */
:root {
            --primary: #0B6B4F;
            --primary-dark: #08523C;
            --secondary: #2EB67D;
            --action: #F59E0B;
            --action-dark: #D97706;
            --ink: #1F2937;
            --muted: #6B7280;
            --line: #E5E7EB;
            --bg: #F7F6F2;
            --card: #FFFFFF;
            --dark: #0E2A20;
            --radius-lg: 1rem;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);
            --shadow-md: 0 4px 14px rgba(11, 107, 79, .08);
            --shadow-lg: 0 8px 30px rgba(11, 107, 79, .12);
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: system-ui, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button,
        input {
            font-family: inherit;
        }
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 6px;
        }

        .container {
            width: min(1200px, 100% - 2rem);
            margin-inline: auto;
        }

        /* ===== 导航 ===== */
        .header-nav {
            background: var(--card);
            border-bottom: 1px solid var(--line);
            position: sticky;
            top: 0;
            z-index: 50;
            box-shadow: var(--shadow-sm);
        }
        .nav-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.8rem 0;
            gap: 1rem;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }
        .brand-mark {
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: #fff;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.25;
        }
        .brand-main {
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--primary);
            letter-spacing: 0.02em;
        }
        .brand-sub {
            font-size: 0.75rem;
            color: var(--muted);
            letter-spacing: 0.05em;
        }
        .nav-tools {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .hot-tag {
            font-size: 0.75rem;
            color: var(--primary);
            background: rgba(11, 107, 79, .08);
            border: 1px solid rgba(11, 107, 79, .15);
            padding: 0.25rem 0.7rem;
            border-radius: 999px;
            transition: all .2s;
        }
        .hot-tag:hover {
            background: var(--primary);
            color: #fff;
        }
        .search-link {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--line);
            border-radius: 12px;
            color: var(--primary);
            transition: all .2s;
        }
        .search-link:hover {
            border-color: var(--primary);
            background: rgba(11, 107, 79, .06);
        }
        .nav-flex {
            display: flex;
            gap: 0.4rem;
            border-top: 1px solid var(--line);
            padding-block: 0.4rem;
            overflow-x: auto;
            scrollbar-width: none;
        }
        .nav-flex::-webkit-scrollbar {
            display: none;
        }
        .nav-item {
            flex: 0 0 auto;
            padding: 0.55rem 1rem;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--ink);
            border-radius: 999px;
            position: relative;
            transition: color .2s, background .2s;
        }
        .nav-item:hover {
            color: var(--primary);
            background: rgba(11, 107, 79, .06);
        }
        .nav-item.active {
            color: var(--primary);
            background: rgba(11, 107, 79, .1);
        }
        .nav-item.active::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 0.15rem;
            transform: translateX(-50%);
            width: 22px;
            height: 3px;
            background: var(--primary);
            border-radius: 999px;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.45rem;
            font-size: 0.875rem;
            color: var(--muted);
            padding: 1.2rem 0 0.8rem;
        }
        .breadcrumb a {
            transition: color .2s;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            color: #C0C6CC;
        }
        .breadcrumb .current {
            color: var(--ink);
            font-weight: 600;
            max-width: 320px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* ===== 文章主体 ===== */
        .main-wrap {
            padding-bottom: 3rem;
        }
        .article-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 1.5rem;
            box-shadow: var(--shadow-md);
            padding: clamp(1.5rem, 4vw, 3rem);
            margin-bottom: 2rem;
        }
        .article-header {
            margin-bottom: 2rem;
        }
        .article-badge {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            color: var(--primary);
            background: rgba(11, 107, 79, .08);
            border: 1px solid rgba(11, 107, 79, .15);
            border-radius: 999px;
            padding: 0.3rem 0.9rem;
            margin-bottom: 1rem;
            text-transform: uppercase;
        }
        .article-header h1 {
            font-size: clamp(1.6rem, 4vw, 2.6rem);
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.02em;
            color: var(--ink);
            margin-bottom: 1.2rem;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.85rem;
            color: var(--muted);
            padding-bottom: 1.2rem;
            border-bottom: 1px solid var(--line);
        }
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        .article-content {
            font-size: 1.05rem;
            line-height: 1.9;
            word-break: break-word;
        }
        .article-content p {
            margin-bottom: 1.5em;
        }
        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-top: 2.2em;
            margin-bottom: 0.8em;
            color: var(--ink);
            padding-left: 0.9rem;
            border-left: 4px solid var(--primary);
            line-height: 1.4;
        }
        .article-content h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-top: 1.6em;
            margin-bottom: 0.6em;
            color: var(--ink);
        }
        .article-content h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-top: 1.2em;
            margin-bottom: 0.4em;
            color: var(--ink);
        }
        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content img {
            border-radius: 1rem;
            margin: 1.8rem 0;
            box-shadow: var(--shadow-md);
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: rgba(11, 107, 79, .05);
            padding: 1rem 1.4rem;
            border-radius: 0.8rem;
            color: #374151;
            margin: 1.5rem 0;
        }
        .article-content ul,
        .article-content ol {
            margin: 1.2rem 0;
            padding-left: 1.4rem;
        }
        .article-content li {
            margin-bottom: 0.5rem;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.95rem;
            display: block;
            overflow-x: auto;
        }
        .article-content th,
        .article-content td {
            border: 1px solid var(--line);
            padding: 0.7rem 1rem;
            text-align: left;
        }
        .article-content th {
            background: rgba(11, 107, 79, .06);
            font-weight: 700;
        }
        .article-content .aligncenter {
            margin-inline: auto;
        }

        /* ===== 空状态 ===== */
        .empty-state {
            background: var(--card);
            border: 1px dashed #D1D5DB;
            border-radius: 1.5rem;
            padding: 4rem 2rem;
            text-align: center;
            max-width: 720px;
            margin: 2rem auto;
        }
        .empty-state h2 {
            font-size: 1.6rem;
            font-weight: 800;
            margin-bottom: 0.6rem;
            color: var(--ink);
        }
        .empty-state p {
            color: var(--muted);
            margin-bottom: 1.6rem;
        }

        /* ===== 按钮 ===== */
        .btn-primary,
        .btn-outline,
        .btn-action-dark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.8rem 1.6rem;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.95rem;
            transition: all .2s ease;
            cursor: pointer;
            border: 1px solid transparent;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-primary:active {
            transform: scale(0.97);
        }
        .btn-primary:focus-visible,
        .btn-outline:focus-visible,
        .btn-action-dark:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(245, 158, 11, .45);
        }
        .btn-outline {
            border-color: var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(11, 107, 79, .06);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: scale(0.97);
        }
        .btn-action-dark {
            background: var(--action);
            color: #1F2937;
            font-weight: 800;
        }
        .btn-action-dark:hover {
            background: var(--action-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        .btn-action-dark:active {
            transform: scale(0.97);
        }

        .article-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
            margin: 1rem 0 3rem;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            padding: 3rem 0 2rem;
        }
        .section-head {
            margin-bottom: 1.8rem;
        }
        .section-eyebrow {
            display: block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 0.4rem;
        }
        .section-head h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: -0.02em;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .related-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 1.2rem;
            overflow: hidden;
            transition: transform .25s, box-shadow .25s, border-color .25s;
        }
        .related-card:hover {
            transform: translateY(-6px);
            border-color: var(--secondary);
            box-shadow: var(--shadow-lg);
        }
        .related-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            background-color: #E5E7EB;
        }
        .related-body {
            padding: 1.5rem;
        }
        .badge {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--primary);
            border: 1px solid rgba(11, 107, 79, .2);
            background: rgba(11, 107, 79, .06);
            padding: 0.2rem 0.7rem;
            border-radius: 999px;
            margin-bottom: 0.8rem;
        }
        .related-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--ink);
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-body p {
            font-size: 0.9rem;
            color: var(--muted);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.8rem;
        }
        .related-link {
            font-size: 0.875rem;
            font-weight: 700;
            color: var(--primary);
            transition: gap .2s;
        }
        .related-card:hover .related-link {
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        /* ===== CTA 条 ===== */
        .cta-band {
            padding: 3rem 0 4rem;
        }
        .cta-inner {
            background: var(--dark);
            border-radius: 1.5rem;
            padding: 3rem 2rem;
            text-align: center;
            color: #fff;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
        }
        .cta-inner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(14, 42, 32, .95) 0%, rgba(14, 42, 32, .82) 100%);
            border-radius: 1.5rem;
        }
        .cta-inner h2,
        .cta-inner p,
        .cta-inner .btn-action-dark {
            position: relative;
            z-index: 1;
        }
        .cta-inner h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 0.6rem;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, .85);
            margin-bottom: 1.5rem;
            max-width: 560px;
            margin-inline: auto;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0B1F18;
            color: rgba(255, 255, 255, .8);
            padding: 3rem 0 1.5rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2rem;
        }
        .footer-brand .brand-logo {
            margin-bottom: 1rem;
        }
        .footer-brand .brand-main {
            color: #fff;
        }
        .footer-brand .brand-sub {
            color: rgba(255, 255, 255, .6);
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, .7);
            line-height: 1.8;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, .65);
            font-size: 0.9rem;
            margin-bottom: 0.6rem;
            transition: color .2s;
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            padding-top: 1.5rem;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, .5);
        }

        /* ===== 浮动 CTA ===== */
        .float-cta {
            position: fixed;
            right: 1.25rem;
            bottom: 6rem;
            z-index: 40;
            display: flex;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: all .35s ease;
        }
        .float-cta.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .float-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--action);
            color: #1F2937;
            font-weight: 800;
            padding: 0.85rem 1.4rem;
            border-radius: 999px;
            box-shadow: 0 8px 24px rgba(245, 158, 11, .4);
            transition: all .2s;
        }
        .float-btn:hover {
            background: var(--action-dark);
            color: #fff;
            transform: scale(1.02);
        }
        .float-btn:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(245, 158, 11, .45);
        }

        .mobile-action-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 40;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--line);
            padding: 0.75rem 1rem;
            gap: 0.8rem;
        }
        .mobile-action-bar a {
            flex: 1;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.75rem 1rem;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.9rem;
        }
        .mobile-action-bar .btn-top {
            border: 1px solid var(--line);
            color: var(--ink);
            background: #fff;
        }
        .mobile-action-bar .btn-go {
            background: var(--action);
            color: #1F2937;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-top {
                padding-block: 0.6rem;
            }
            .hot-tag {
                display: none;
            }
            .brand-mark {
                width: 34px;
                height: 34px;
                font-size: 1rem;
                border-radius: 10px;
            }
            .brand-main {
                font-size: 1.1rem;
            }
            .brand-sub {
                font-size: 0.68rem;
            }
            .article-card {
                padding: 1.2rem;
                border-radius: 1rem;
            }
            .article-meta {
                gap: 0.6rem;
                font-size: 0.8rem;
            }
            .cta-inner {
                padding: 2rem 1rem;
            }
            .float-cta {
                display: none;
            }
            .mobile-action-bar {
                display: flex;
            }
            body {
                padding-bottom: 76px;
            }
        }
        @media (max-width: 520px) {
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .article-header h1 {
                font-size: 1.4rem;
            }
            .article-nav {
                flex-direction: column;
            }
            .article-nav .btn-primary,
            .article-nav .btn-outline {
                width: 100%;
            }
            .breadcrumb .current {
                max-width: 180px;
            }
        }

/* roulang page: category2 */
:root{
  --primary:#0B6B4F;
  --secondary:#2EB67D;
  --action:#F59E0B;
  --ink:#1F2937;
  --muted:#6B7280;
  --line:#E5E7EB;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --dark:#0E2A20;
  --radius-card:1.25rem;
  --radius-btn:9999px;
  --radius-input:0.75rem;
  --shadow-card:0 1px 3px rgba(0,0,0,0.06);
  --shadow-hover:0 8px 30px rgba(11,107,79,0.08);
  --shadow-float:0 4px 20px rgba(245,158,11,0.35);
  --font-base:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",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-base);background:var(--bg);color:var(--ink);line-height:1.75;font-weight:400;font-size:16px;}
img{max-width:100%;height:auto;display:block;}
a{text-decoration:none;color:inherit;transition:color .2s ease;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input,textarea{font-family:inherit;}
ul,ol{list-style:none;}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 1.25rem;}
@media(min-width:768px){.container{padding:0 2rem;}}
@media(min-width:1200px){.container{padding:0 1.5rem;}}

.section-pad{padding:4.5rem 0;}
@media(min-width:1024px){.section-pad{padding:6rem 0;}}

.section-label{
  display:inline-block;
  font-size:.75rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--primary);
  font-weight:600;
  margin-bottom:.75rem;
}
.section-title{
  font-size:1.75rem;
  font-weight:700;
  letter-spacing:-0.02em;
  color:var(--ink);
  line-height:1.3;
  margin-bottom:1rem;
}
@media(min-width:1024px){.section-title{font-size:2.25rem;}}
.section-desc{color:var(--muted);font-size:1rem;max-width:720px;line-height:1.75;}

.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  background:var(--action);color:#fff;
  border-radius:var(--radius-btn);
  padding:.8rem 1.8rem;
  font-weight:600;font-size:1rem;
  transition:all .25s ease;
  box-shadow:var(--shadow-float);
}
.btn-primary:hover{filter:brightness(.92);transform:translateY(-2px);}
.btn-primary:active{transform:scale(.96);}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  background:transparent;color:var(--primary);
  border:2px solid var(--primary);
  border-radius:var(--radius-btn);
  padding:.75rem 1.7rem;
  font-weight:600;font-size:1rem;
  transition:all .25s ease;
}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px);}
.btn-outline:active{transform:scale(.96);}
.btn-dark{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  background:var(--dark);color:#fff;
  border-radius:var(--radius-btn);
  padding:.8rem 1.8rem;
  font-weight:600;font-size:1rem;
  transition:all .25s ease;
}
.btn-dark:hover{filter:brightness(1.2);transform:translateY(-2px);}
:focus-visible{outline:3px solid rgba(245,158,11,.5);outline-offset:2px;border-radius:4px;}

.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease;
}
.site-header.scrolled{box-shadow:0 4px 20px rgba(0,0,0,.06);}

.header-top{
  background:var(--primary);
  color:#fff;
  padding:.55rem 0;
}
.header-top .container{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  flex-wrap:wrap;
}
.brand-logo{display:flex;align-items:center;gap:.65rem;line-height:1.2;flex-shrink:0;}
.brand-main{
  font-size:1.35rem;font-weight:800;letter-spacing:-.01em;
  background:linear-gradient(135deg,#fff 20%,#FDE68A 80%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.brand-sub{
  font-size:.7rem;color:#A7F3D0;
  letter-spacing:.08em;
  font-weight:500;
  border-left:1px solid rgba(255,255,255,.25);
  padding-left:.6rem;
  text-transform:uppercase;
}
.header-tools{display:flex;align-items:center;gap:.6rem;}
.search-trigger{
  color:#fff;padding:.3rem .7rem;border-radius:9999px;
  border:1px solid rgba(255,255,255,.3);
  font-size:.8rem;
  display:inline-flex;align-items:center;gap:.3rem;
  transition:background .2s;
}
.search-trigger:hover{background:rgba(255,255,255,.15);}
.hot-tags{display:none;align-items:center;gap:.35rem;}
@media(min-width:1024px){.hot-tags{display:flex;}}
.hot-tags span{font-size:.7rem;color:rgba(255,255,255,.75);}
.hot-tags a{
  font-size:.7rem;color:#FDE68A;
  background:rgba(255,255,255,.1);
  padding:.15rem .6rem;border-radius:9999px;
  transition:background .2s;
}
.hot-tags a:hover{background:rgba(255,255,255,.22);}
.menu-toggle{
  color:#fff;font-size:1.2rem;line-height:1;
  padding:.3rem .5rem;border:1px solid rgba(255,255,255,.3);
  border-radius:.5rem;display:inline-flex;align-items:center;
}
@media(min-width:1024px){.menu-toggle{display:none;}}

.header-nav{
  background:transparent;
  border-bottom:1px solid var(--line);
}
.nav-flex{
  display:flex;align-items:center;gap:.25rem;
  overflow-x:auto;
  padding-top:.4rem;padding-bottom:.4rem;
  scrollbar-width:none;
}
.nav-flex::-webkit-scrollbar{display:none;}
.nav-item{
  flex-shrink:0;
  padding:.45rem 1rem;
  font-size:.92rem;font-weight:500;
  color:var(--ink);
  border-radius:9999px;
  transition:all .2s ease;
  display:inline-flex;align-items:center;gap:.25rem;
}
.nav-item:hover{color:var(--primary);background:rgba(11,107,79,.06);}
.nav-item.active{
  color:var(--primary);
  font-weight:700;
  background:rgba(11,107,79,.1);
  border-bottom:3px solid var(--primary);
}

.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.8);
  padding:4rem 0 2rem;
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:2.5rem;
}
@media(min-width:768px){.footer-grid{grid-template-columns:2fr 1fr 1fr;}}
.footer-brand .brand-logo{margin-bottom:1rem;}
.footer-brand .brand-main{background:linear-gradient(135deg,#fff 30%,#FDE68A 80%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.footer-brand .brand-sub{color:#A7F3D0;border-left-color:rgba(255,255,255,.3);}
.footer-brand p{font-size:.88rem;line-height:1.75;color:rgba(255,255,255,.65);margin-top:.8rem;}
.footer-col h4{
  font-size:.85rem;font-weight:700;color:#fff;
  letter-spacing:.08em;text-transform:uppercase;
  margin-bottom:1rem;
}
.footer-col a{
  display:block;font-size:.88rem;color:rgba(255,255,255,.65);
  padding:.3rem 0;transition:color .2s;
}
.footer-col a:hover{color:var(--action);}
.footer-bottom{
  margin-top:3rem;padding-top:1.5rem;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-direction:column;gap:.5rem;
  justify-content:space-between;
  font-size:.75rem;color:rgba(255,255,255,.4);
}
@media(min-width:768px){.footer-bottom{flex-direction:row;align-items:center;}}

.floating-cta{
  position:fixed;right:1.25rem;bottom:6rem;z-index:50;
  background:var(--action);color:#fff;
  border-radius:9999px;
  padding:.85rem 1.5rem;
  font-size:.9rem;font-weight:700;
  box-shadow:0 8px 24px rgba(245,158,11,.4);
  display:flex;align-items:center;gap:.4rem;
  transition:all .3s ease;
  opacity:0;pointer-events:none;
  transform:translateY(14px);
}
.floating-cta.visible{opacity:1;pointer-events:auto;transform:translateY(0);}
.floating-cta:hover{filter:brightness(.92);transform:scale(1.03);}
.floating-cta:active{transform:scale(.96);}

.mobile-bottom-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  display:flex;align-items:stretch;justify-content:space-between;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
  padding:.6rem .8rem;
  gap:.6rem;
}
.mobile-bottom-bar a{
  flex:1;display:flex;align-items:center;justify-content:center;
  padding:.65rem .5rem;border-radius:9999px;
  font-size:.85rem;font-weight:600;
  text-align:center;
}
.mobile-bottom-bar .go-top{
  background:var(--bg);color:var(--ink);
  border:1px solid var(--line);
}
.mobile-bottom-bar .go-main{
  background:var(--action);color:#fff;
  box-shadow:var(--shadow-float);
}
@media(min-width:1024px){
  .mobile-bottom-bar{display:none;}
  .floating-cta{bottom:4rem;}
}
body{padding-bottom:64px;}
@media(min-width:1024px){body{padding-bottom:0;}}

.page-hero{
  position:relative;
  background-position:center;
  background-size:cover;
  background-repeat:no-repeat;
  padding:4rem 0 4.5rem;
}
.page-hero::before{
  content:'';
  position:absolute;inset:0;
  background:linear-gradient(90deg,#F7F6F2 0%,rgba(247,246,242,.95) 40%,rgba(247,246,242,.85) 70%,rgba(247,246,242,.6) 100%);
  z-index:1;
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;align-items:center;gap:.4rem;
  font-size:.82rem;color:var(--muted);
  margin-bottom:1.2rem;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--muted);transition:color .2s;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:#c0c4cc;}
.breadcrumb .current{color:var(--ink);font-weight:600;}
.page-hero h1{
  font-size:2.4rem;font-weight:800;
  color:var(--ink);
  letter-spacing:-0.02em;
  line-height:1.2;
  margin-bottom:.8rem;
}
@media(min-width:768px){.page-hero h1{font-size:3rem;}}
.page-hero .hero-sub{
  font-size:1.05rem;color:var(--muted);
  max-width:660px;line-height:1.8;
  margin-bottom:1.6rem;
}
.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;}

.feature-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:all .3s ease;
  box-shadow:var(--shadow-card);
}
.feature-card:hover{
  border-color:var(--primary);
  box-shadow:var(--shadow-hover);
  transform:translateY(-3px);
}
.feature-card .card-media{position:relative;overflow:hidden;}
.feature-card .card-media img{width:100%;height:180px;object-fit:cover;transition:transform .4s ease;}
@media(min-width:1024px){.feature-card .card-media img{height:200px;}}
.feature-card:hover .card-media img{transform:scale(1.04);}
.feature-card .card-body{padding:1.4rem;}
.feature-card .card-tag{
  display:inline-block;
  font-size:.72rem;font-weight:600;
  color:var(--primary);
  background:rgba(11,107,79,.08);
  padding:.2rem .7rem;
  border-radius:9999px;
  letter-spacing:.04em;
  margin-bottom:.7rem;
}
.feature-card .card-title{
  font-size:1.06rem;font-weight:700;
  color:var(--ink);
  line-height:1.5;
  margin-bottom:.5rem;
}
.feature-card .card-excerpt{
  font-size:.88rem;color:var(--muted);
  line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.feature-card .card-meta{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:1rem;
  font-size:.78rem;color:var(--muted);
  border-top:1px solid var(--line);
  padding-top:.8rem;
}
.feature-card .card-link{
  color:var(--primary);font-weight:600;
  display:inline-flex;align-items:center;gap:.2rem;
  transition:gap .2s;
}
.feature-card .card-link:hover{gap:.45rem;}

.topic-list-item{
  display:flex;align-items:center;gap:1rem;
  padding:1rem 0;
  border-bottom:1px solid var(--line);
  transition:background .2s;
}
.topic-list-item:last-child{border-bottom:none;}
.topic-list-item:hover{background:rgba(11,107,79,.03);}
.topic-icon{
  flex-shrink:0;
  width:3rem;height:3rem;
  border-radius:1rem;
  display:flex;align-items:center;justify-content:center;
  background:rgba(11,107,79,.08);
  color:var(--primary);
}
.topic-content{flex:1;min-width:0;}
.topic-content h4{font-size:.98rem;font-weight:700;color:var(--ink);margin-bottom:.2rem;}
.topic-content p{font-size:.82rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topic-tag{
  font-size:.7rem;font-weight:600;
  padding:.15rem .55rem;
  border-radius:9999px;
  flex-shrink:0;
}
.topic-tag.hot{background:#FEF3C7;color:#92400E;}
.topic-tag.live{background:#D1FAE5;color:#065F46;}
.topic-tag.done{background:#E5E7EB;color:#4B5563;}
.topic-arrow{color:#c0c4cc;flex-shrink:0;transition:color .2s,transform .2s;}
.topic-list-item:hover .topic-arrow{color:var(--primary);transform:translateX(4px);}

.check-list li{
  display:flex;align-items:flex-start;gap:.65rem;
  padding:.5rem 0;
  font-size:.95rem;color:var(--ink);
}
.check-list li svg{flex-shrink:0;margin-top:.25rem;color:var(--primary);}

.step-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:1.8rem 1.5rem;
  transition:all .3s ease;
  position:relative;
}
.step-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:var(--secondary);}
.step-num{
  display:flex;align-items:center;justify-content:center;
  width:2.8rem;height:2.8rem;
  background:var(--action);
  color:#fff;font-size:1.1rem;font-weight:800;
  border-radius:50%;
  margin-bottom:1rem;
}
.step-card h4{font-size:1rem;font-weight:700;margin-bottom:.4rem;color:var(--ink);}
.step-card p{font-size:.85rem;color:var(--muted);line-height:1.7;}

.stat-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem;
}
@media(min-width:768px){.stat-grid{grid-template-columns:repeat(4,1fr);}}
.stat-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:1.5rem 1rem;
  text-align:center;
  transition:all .3s ease;
}
.stat-item:hover{box-shadow:var(--shadow-hover);border-color:var(--secondary);}
.stat-num{font-size:2.2rem;font-weight:800;color:var(--action);line-height:1.2;}
.stat-label{font-size:.8rem;color:var(--muted);margin-top:.4rem;letter-spacing:.04em;}

.faq-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:1rem;
  margin-bottom:.8rem;
  overflow:hidden;
  transition:border-color .3s ease,box-shadow .3s ease;
}
.faq-card.open{border-color:var(--primary);box-shadow:0 4px 16px rgba(11,107,79,.06);}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:1.1rem 1.3rem;
  font-size:.96rem;font-weight:600;color:var(--ink);
  text-align:left;
  transition:color .3s;
}
.faq-card.open .faq-btn{color:var(--primary);}
.faq-icon{
  flex-shrink:0;width:1.6rem;height:1.6rem;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(11,107,79,.08);color:var(--primary);
  font-size:1.2rem;font-weight:400;
  transition:transform .35s ease;
}
.faq-card.open .faq-icon{transform:rotate(45deg);}
.faq-answer{
  max-height:0;overflow:hidden;
  transition:max-height .4s ease;
}
.faq-answer-inner{
  padding:0 1.3rem 1.2rem;
  font-size:.9rem;color:var(--muted);
  line-height:1.75;
}

.cta-band{
  background:var(--dark);
  border-radius:1.5rem;
  padding:3rem 2rem;
  position:relative;
  overflow:hidden;
  margin:4.5rem 0;
}
.cta-band::before{
  content:'';
  position:absolute;top:-30%;right:-10%;
  width:320px;height:320px;
  background:radial-gradient(circle,rgba(46,182,125,.15) 0%,transparent 70%);
}
.cta-band h2{color:#fff;font-size:1.6rem;font-weight:700;margin-bottom:.6rem;}
@media(min-width:1024px){.cta-band h2{font-size:2rem;}}
.cta-band p{color:rgba(255,255,255,.75);font-size:.95rem;max-width:560px;margin-bottom:1.4rem;}
.cta-band .btn-primary{box-shadow:0 4px 20px rgba(0,0,0,.25);}

.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:1.5rem;
  transition:all .3s ease;
}
.side-card:hover{box-shadow:var(--shadow-hover);border-color:var(--secondary);}
.side-card h4{
  font-size:1rem;font-weight:700;color:var(--ink);
  margin-bottom:.8rem;
  display:flex;align-items:center;gap:.5rem;
}
.side-card h4::before{
  content:'';display:block;width:4px;height:18px;
  background:var(--primary);border-radius:2px;
}
.side-card .side-link{
  display:block;font-size:.88rem;color:var(--muted);
  padding:.38rem 0;
  border-bottom:1px dashed var(--line);
  transition:color .2s,padding-left .2s;
}
.side-card .side-link:last-child{border-bottom:none;}
.side-card .side-link:hover{color:var(--primary);padding-left:.4rem;}

@media(max-width:640px){
  .page-hero{padding:2.5rem 0 3rem;}
  .page-hero h1{font-size:1.9rem;}
  .hero-actions .btn-primary,.hero-actions .btn-outline{width:100%;}
  .section-pad{padding:3rem 0;}
  .brand-main{font-size:1.15rem;}
  .brand-sub{font-size:.62rem;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:.8rem;}
  .stat-num{font-size:1.7rem;}
  .cta-band{padding:2.2rem 1.3rem;}
}

/* roulang page: category3 */
:root {
            --primary: #0B6B4F;
            --secondary: #2EB67D;
            --action: #F59E0B;
            --ink: #1F2937;
            --muted: #6B7280;
            --line: #E5E7EB;
            --bg: #F7F6F2;
            --card: #FFFFFF;
            --dark: #0E2A20;
            --radius: 1rem;
            --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 30px rgba(11, 107, 79, 0.08);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: system-ui, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            font-size: 16px;
        }

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

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

        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--line);
        }

        .header-top-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 14px 0;
        }

        .brand-logo {
            display: inline-flex;
            align-items: baseline;
            gap: 6px;
            flex-shrink: 0;
        }

        .brand-main {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .brand-sub {
            font-size: 13px;
            font-weight: 600;
            color: var(--muted);
            letter-spacing: 0.04em;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .hot-words {
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .hot-word {
            font-size: 13px;
            padding: 4px 12px;
            background: rgba(46, 182, 125, 0.1);
            color: var(--primary);
            border-radius: 999px;
            border: 1px solid rgba(46, 182, 125, 0.25);
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
        }

        .hot-word:hover {
            background: var(--primary);
            color: #fff;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #F3F4F6;
            border: 1px solid var(--line);
            border-radius: 999px;
            padding: 4px 4px 4px 16px;
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(11, 107, 79, 0.12);
        }

        .search-input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 140px;
            color: var(--ink);
        }

        .search-input::placeholder {
            color: #9CA3AF;
        }

        .search-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border: none;
            background: var(--primary);
            color: #fff;
            border-radius: 999px;
            transition: filter 0.2s, transform 0.2s;
        }

        .search-btn:hover {
            filter: brightness(90%);
        }

        .search-btn:active {
            transform: scale(0.95);
        }

        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid var(--line);
            background: #fff;
            border-radius: 12px;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            transition: border-color 0.2s;
        }

        .menu-toggle:hover {
            border-color: var(--primary);
        }

        .header-nav {
            border-top: 1px solid var(--line);
        }

        .nav-flex {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
        }

        .nav-item {
            display: inline-flex;
            align-items: center;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 600;
            color: var(--muted);
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            transition: color 0.2s, border-color 0.2s;
        }

        .nav-item:hover {
            color: var(--primary);
        }

        .nav-item.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }

        @media (max-width: 900px) {
            .hot-words {
                display: none;
            }
            .search-input {
                width: 100px;
            }
            .menu-toggle {
                display: inline-flex;
            }
            .header-nav {
                display: none;
                border-top: 1px solid var(--line);
            }
            .header-nav.open {
                display: block;
            }
            .nav-flex {
                flex-direction: column;
                align-items: stretch;
                padding: 8px 12px;
            }
            .nav-item {
                border-bottom: 1px solid var(--line);
                border-radius: 10px;
                padding: 12px 16px;
            }
            .nav-item.active {
                background: rgba(11, 107, 79, 0.06);
                border-bottom-color: transparent;
            }
        }

        /* ===== 按钮 ===== */
        .btn-primary,
        .btn-outline,
        .btn-action {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 999px;
            font-size: 15px;
            transition: transform 0.2s, filter 0.2s, box-shadow 0.2s;
        }

        .btn-primary:focus-visible,
        .btn-outline:focus-visible,
        .btn-action:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.35);
        }

        .btn-primary {
            background: var(--action);
            color: #fff;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
        }

        .btn-primary:hover {
            filter: brightness(95%);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-outline:hover {
            background: rgba(11, 107, 79, 0.06);
            transform: translateY(-2px);
        }

        .btn-outline:active {
            transform: scale(0.96);
        }

        .btn-action {
            background: var(--action);
            color: #fff;
            padding: 14px 34px;
            font-size: 16px;
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.35);
        }

        .btn-action:hover {
            filter: brightness(95%);
            transform: translateY(-2px);
        }

        .btn-action:active {
            transform: scale(0.96);
        }

        .btn-sm {
            padding: 8px 20px;
            font-size: 14px;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--muted);
            transition: color 0.2s;
        }

        .breadcrumb a:hover {
            color: var(--primary);
        }

        .breadcrumb .current {
            color: var(--ink);
            font-weight: 600;
        }

        /* ===== Hero ===== */
        .page-hero {
            background: linear-gradient(90deg, #F7F6F2 0%, rgba(247, 246, 242, 0.92) 40%, rgba(247, 246, 242, 0.3) 100%),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            padding: 72px 0 68px;
            border-bottom: 1px solid var(--line);
        }

        .hero-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            color: var(--primary);
            text-transform: uppercase;
            background: rgba(11, 107, 79, 0.08);
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 18px;
        }

        .page-hero h1 {
            font-size: 44px;
            line-height: 1.2;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: -0.02em;
            max-width: 820px;
            margin-bottom: 16px;
        }

        .page-hero .hero-desc {
            font-size: 17px;
            color: var(--muted);
            max-width: 640px;
            margin-bottom: 30px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        @media (max-width: 768px) {
            .page-hero {
                padding: 48px 0 44px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .page-hero .hero-desc {
                font-size: 15px;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline {
                width: 100%;
            }
        }

        /* ===== 通用板块 ===== */
        .section-pad {
            padding: 72px 0;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .section-head {
            margin-bottom: 40px;
        }

        .section-head h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: -0.02em;
            line-height: 1.3;
        }

        .section-head p {
            color: var(--muted);
            margin-top: 8px;
            max-width: 640px;
        }

        .badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(11, 107, 79, 0.08);
            border: 1px solid rgba(11, 107, 79, 0.15);
            padding: 3px 12px;
            border-radius: 999px;
            letter-spacing: 0.04em;
        }

        /* ===== 使用流程 ===== */
        .process-strip {
            background: var(--dark);
            padding: 72px 0;
        }

        .process-strip .section-tag {
            color: var(--secondary);
        }

        .process-strip .section-head h2 {
            color: #fff;
        }

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

        .process-step {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            padding: 28px 26px;
            transition: background 0.2s, transform 0.2s;
        }

        .process-step:hover {
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-3px);
        }

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--action);
            color: #fff;
            font-size: 18px;
            font-weight: 800;
            border-radius: 14px;
            margin-bottom: 16px;
        }

        .process-step h3 {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .process-step p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
        }

        @media (max-width: 900px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 服务介绍 ===== */
        .service-note {
            padding: 72px 0;
            background: var(--bg);
        }

        .service-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .service-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 20px;
            padding: 28px;
            box-shadow: var(--shadow);
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .service-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-lg);
        }

        .service-wide {
            grid-column: span 2;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 28px;
            align-items: center;
        }

        .service-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 12px 0 8px;
            color: var(--ink);
        }

        .service-card p {
            color: var(--muted);
            font-size: 15px;
        }

        .service-img {
            border-radius: 16px;
            width: 100%;
            height: 180px;
            object-fit: cover;
            box-shadow: var(--shadow);
        }

        @media (max-width: 800px) {
            .service-grid {
                grid-template-columns: 1fr;
            }
            .service-wide {
                grid-column: span 1;
                grid-template-columns: 1fr;
            }
        }

        /* ===== 指南主内容 ===== */
        .guide-section {
            padding: 72px 0;
            background: #fff;
        }

        .guide-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 36px;
            align-items: start;
        }

        .guide-main-col {
            display: flex;
            flex-direction: column;
            gap: 24px;
            min-width: 0;
        }

        .guide-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 20px;
            padding: 28px;
            box-shadow: var(--shadow);
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .guide-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-lg);
        }

        .guide-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
            margin: 12px 0 8px;
        }

        .guide-card p {
            color: var(--muted);
            font-size: 15px;
        }

        .guide-card ul {
            margin-top: 12px;
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .guide-card ul li {
            background: rgba(11, 107, 79, 0.06);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 999px;
            border: 1px solid rgba(11, 107, 79, 0.1);
        }

        .guide-card-full {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 28px;
            align-items: center;
            background: linear-gradient(135deg, #FFFFFF 0%, #F0F7F3 100%);
        }

        .guide-card-img {
            border-radius: 18px;
            width: 100%;
            height: 200px;
            object-fit: cover;
            box-shadow: 0 8px 30px rgba(11, 107, 79, 0.1);
        }

        .guide-cols-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        /* 侧边栏 */
        .guide-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 140px;
        }

        .sidebar-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 20px;
            padding: 24px;
            box-shadow: var(--shadow);
        }

        .sidebar-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--line);
        }

        .sidebar-card ul {
            list-style: none;
        }

        .sidebar-card ul li {
            padding: 8px 0;
            border-bottom: 1px dashed var(--line);
        }

        .sidebar-card ul li:last-child {
            border-bottom: none;
        }

        .sidebar-card ul a {
            color: var(--muted);
            font-size: 15px;
            transition: color 0.2s, padding-left 0.2s;
        }

        .sidebar-card ul a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

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

        .tags span {
            background: rgba(46, 182, 125, 0.08);
            color: var(--primary);
            font-size: 13px;
            padding: 5px 12px;
            border-radius: 999px;
            border: 1px solid rgba(46, 182, 125, 0.18);
        }

        .sidebar-cta {
            background: var(--dark);
            border-color: var(--dark);
        }

        .sidebar-cta h3 {
            color: #fff;
            border-bottom-color: rgba(255, 255, 255, 0.15);
        }

        .sidebar-cta p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            margin-bottom: 16px;
        }

        .sidebar-cta .btn-primary {
            width: 100%;
        }

        @media (max-width: 1024px) {
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .guide-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
            }
            .sidebar-cta {
                grid-column: span 2;
            }
        }

        @media (max-width: 768px) {
            .guide-card-full {
                grid-template-columns: 1fr;
            }
            .guide-cols-2 {
                grid-template-columns: 1fr;
            }
            .guide-sidebar {
                display: flex;
            }
        }

        /* ===== FAQ 摘要 ===== */
        .faq-summary {
            padding: 72px 0;
            background: var(--bg);
        }

        .faq-summary-list {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 16px;
            padding: 18px 24px;
            font-weight: 600;
            font-size: 16px;
            color: var(--ink);
            box-shadow: var(--shadow);
            transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
        }

        .faq-q::after {
            content: "";
            display: inline-block;
            width: 20px;
            height: 20px;
            background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236B7280' stroke-width='2'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M9 5l7 7-7 7'/%3E%3C/svg%3E") center/contain no-repeat;
            transition: transform 0.2s;
        }

        .faq-q:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .faq-q:hover::after {
            transform: translateX(4px);
        }

        @media (max-width: 640px) {
            .faq-q {
                padding: 14px 18px;
                font-size: 15px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 72px 0;
            background: var(--dark);
            text-align: center;
        }

        .cta-box {
            max-width: 720px;
            margin: 0 auto;
            padding: 48px 32px;
            background: linear-gradient(135deg, #0E2A20 0%, #14532D 100%);
            border-radius: 28px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 12px 40px rgba(14, 42, 32, 0.3);
        }

        .cta-box h2 {
            color: #fff;
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .cta-box p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            margin-bottom: 28px;
        }

        @media (max-width: 640px) {
            .cta-box h2 {
                font-size: 24px;
            }
            .cta-box {
                padding: 36px 20px;
            }
            .cta-box .btn-action {
                width: 100%;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 40px;
        }

        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }

        .footer-brand .brand-main {
            color: #fff;
        }

        .footer-brand .brand-sub {
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            max-width: 360px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            padding: 5px 0;
            transition: color 0.2s, padding-left 0.2s;
        }

        .footer-col a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 32px;
            padding-top: 22px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
            }
        }

        /* ===== 浮动 CTA ===== */
        .float-cta {
            position: fixed;
            right: 20px;
            bottom: 96px;
            z-index: 45;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s;
        }

        .float-cta.show {
            opacity: 1;
            pointer-events: auto;
        }

        .float-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--action);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            padding: 14px 22px;
            border-radius: 999px;
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
            transition: transform 0.2s, filter 0.2s;
        }

        .float-btn:hover {
            transform: scale(1.03);
            filter: brightness(95%);
        }

        .float-btn:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.35);
        }

        /* ===== 移动端底部条 ===== */
        .mobile-bar {
            display: none;
        }

        @media (max-width: 768px) {
            .mobile-bar {
                display: flex;
                position: fixed;
                bottom: 0;
                left: 0;
                right: 0;
                z-index: 45;
                background: rgba(255, 255, 255, 0.94);
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
                border-top: 1px solid var(--line);
                padding: 10px 16px;
                gap: 12px;
            }
            .m-btn {
                flex: 1;
                display: inline-flex;
                align-items: center;
                justify-content: center;
                padding: 11px 10px;
                border-radius: 999px;
                font-weight: 600;
                font-size: 14px;
                border: none;
                transition: filter 0.2s;
            }
            .m-btn-top {
                background: #fff;
                border: 1px solid var(--line);
                color: var(--ink);
            }
            .m-btn-cta {
                background: var(--action);
                color: #fff;
                box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
            }
            .m-btn:active {
                filter: brightness(92%);
            }
            .site-footer {
                padding-bottom: 90px;
            }
            .float-cta {
                display: none !important;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .section-pad,
            .process-strip,
            .service-note,
            .guide-section,
            .faq-summary,
            .cta-section {
                padding: 48px 0;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .brand-main {
                font-size: 20px;
            }
            .brand-sub {
                font-size: 12px;
            }
            .search-box {
                display: none;
            }
        }