/* roulang page: index */
:root {
  --primary: #16a34a;
  --primary-dark: #15803d;
  --accent: #f59e0b;
  --bg-light: #f8faf8;
  --bg-dark: #0f1f14;
  --text-main: #1f2937;
  --text-weak: #6b7280;
  --border-light: #e5e7eb;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 10px 30px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 50px rgba(15,23,42,0.12);
  --space-section: 96px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color: var(--text-main);
  background: #ffffff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color .2s ease; }
img { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }
input, textarea { font-family: inherit; }

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

/* header / nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 14px 24px;
  max-width: 1280px;
  margin: 0 auto;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #22c55e 0%, #0e9f4e 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  box-shadow: var(--shadow-sm);
}
.brand-text {
  font-size: 19px;
  font-weight: 700;
  color: #111827;
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.brand-text em {
  font-style: normal;
  color: var(--primary);
}
.header-search {
  flex: 1;
  max-width: 520px;
  margin: 0 auto;
  position: relative;
}
.header-search form {
  position: relative;
}
.header-search input {
  width: 100%;
  height: 44px;
  padding: 0 48px 0 18px;
  border-radius: 22px;
  border: 1.5px solid var(--border-light);
  background: #f3f4f6;
  font-size: 14px;
  color: var(--text-main);
  transition: all .25s ease;
  outline: none;
}
.header-search input::placeholder { color: #9ca3af; }
.header-search input:focus {
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(22,163,74,0.12);
}
.header-search .search-btn {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
}
.header-search .search-btn:hover { background: var(--primary-dark); }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}
.nav-link {
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: #4b5563;
  transition: all .2s ease;
}
.nav-link:hover { background: #f0fdf4; color: var(--primary); }
.nav-link.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(22,163,74,0.3);
}
.mobile-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--border-light);
  background: #fff;
  color: #374151;
  font-size: 20px;
  align-items: center;
  justify-content: center;
  transition: all .2s;
}
.mobile-toggle:hover { background: #f9fafb; border-color: var(--primary); color: var(--primary); }
.mobile-menu {
  display: none;
  background: #fff;
  border-top: 1px solid var(--border-light);
  padding: 12px 20px 18px;
}
.mobile-menu a {
  display: block;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 500;
  color: #374151;
}
.mobile-menu a:hover { background: #f0fdf4; color: var(--primary); }
.mobile-menu a.active { background: var(--primary); color: #fff; }
.mobile-menu .mobile-search { margin-bottom: 10px; }
.mobile-menu .mobile-search input {
  width: 100%;
  height: 42px;
  border-radius: 12px;
  border: 1.5px solid var(--border-light);
  padding: 0 14px;
  font-size: 14px;
}

/* hero */
.hero {
  position: relative;
  padding: 110px 0 120px;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(6,32,18,0.92) 0%, rgba(10,60,32,0.78) 50%, rgba(22,120,60,0.55) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.28);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 500;
  backdrop-filter: blur(6px);
  margin-bottom: 22px;
}
.hero h1 {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 1px;
  margin-bottom: 18px;
}
.hero h1 .hero-highlight {
  color: #4ade80;
}
.hero p.hero-sub {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255,255,255,0.9);
  margin-bottom: 32px;
  max-width: 600px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition: all .25s ease;
  border: none;
}
.btn-primary {
  background: #fff;
  color: #14532d;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(0,0,0,0.22); }
.btn-outline-light {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.5);
}
.btn-outline-light:hover { background: rgba(255,255,255,0.14); border-color: #fff; transform: translateY(-2px); }
.btn-solid {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 22px rgba(22,163,74,0.3);
}
.btn-solid:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 12px 30px rgba(22,163,74,0.38); }
.btn-outline {
  background: #fff;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-outline:hover { background: #f0fdf4; transform: translateY(-2px); }
.btn-lg { height: 54px; padding: 0 36px; font-size: 16px; }

/* sections */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-light); }
.section-head {
  max-width: 680px;
  margin: 0 auto 52px;
  text-align: center;
}
.section-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--primary);
  background: #f0fdf4;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section-title {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.3;
  color: #111827;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}
.section-sub {
  font-size: 16px;
  color: var(--text-weak);
  line-height: 1.8;
}

/* intro section */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.intro-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.intro-media img { width: 100%; height: 420px; object-fit: cover; }
.intro-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6,32,18,0.35), transparent 45%);
}
.intro-content h2 {
  font-size: 30px;
  font-weight: 800;
  color: #111827;
  margin-bottom: 16px;
  line-height: 1.3;
}
.intro-content p {
  font-size: 15.5px;
  color: #4b5563;
  line-height: 1.9;
  margin-bottom: 18px;
}
.intro-points { list-style: none; margin-top: 24px; }
.intro-points li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
}
.intro-points li:last-child { border-bottom: none; }
.intro-points .point-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: #f0fdf4;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 17px;
}
.intro-points .point-title { font-weight: 700; font-size: 15px; margin-bottom: 2px; }
.intro-points .point-desc { font-size: 14px; color: var(--text-weak); }

/* category cards */
.cat-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.cat-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform .3s ease, box-shadow .3s ease;
  border: 1px solid var(--border-light);
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.cat-card img { width: 100%; height: 200px; object-fit: cover; }
.cat-card-body { padding: 26px 24px; }
.cat-card-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.cat-card-body p { font-size: 14px; color: var(--text-weak); line-height: 1.7; margin-bottom: 16px; }
.cat-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
.cat-link:hover { color: var(--primary-dark); }

/* feature band */
.feature-band {
  background: var(--bg-dark);
  padding: 96px 0;
  position: relative;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
}
.feature-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(10,32,19,0.9);
}
.relative-z { position: relative; z-index: 2; }
.feature-band .section-title { color: #fff; }
.feature-band .section-sub { color: rgba(255,255,255,0.75); }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  transition: all .3s ease;
}
.feature-card:hover { background: rgba(255,255,255,0.12); transform: translateY(-5px); border-color: rgba(74,222,128,0.4); }
.feature-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: linear-gradient(135deg, #22c55e, #15803d);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
  margin-bottom: 18px;
}
.feature-card h3 { color: #fff; font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { color: rgba(255,255,255,0.72); font-size: 14px; line-height: 1.7; }

/* stats */
.stats-section { padding: 72px 0; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.stat-item {
  text-align: center;
  padding: 30px 16px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.stat-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-num {
  font-size: 42px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 6px;
}
.stat-label { font-size: 14px; color: var(--text-weak); font-weight: 500; }

/* news list */
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.news-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.news-card .news-media { position: relative; overflow: hidden; }
.news-card .news-media img { width: 100%; height: 210px; object-fit: cover; transition: transform .4s ease; }
.news-card:hover .news-media img { transform: scale(1.05); }
.news-card-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.news-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--text-weak);
}
.news-meta .badge {
  background: #f0fdf4;
  color: var(--primary);
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
}
.news-card h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.55;
  margin-bottom: 10px;
  color: #111827;
  transition: color .2s;
}
.news-card:hover h3 { color: var(--primary); }
.news-card .news-excerpt {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.75;
  flex: 1;
}
.news-card .news-link {
  margin-top: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.news-card .news-link:hover { color: var(--primary-dark); }
.empty-tip {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: #fff;
  border: 1px dashed #d1d5db;
  border-radius: var(--radius-lg);
  color: var(--text-weak);
  font-size: 16px;
}

/* steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  counter-reset: step;
}
.step-item {
  position: relative;
  text-align: center;
  padding: 40px 24px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.step-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.step-num {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: linear-gradient(135deg, #22c55e, #15803d);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  box-shadow: 0 8px 20px rgba(22,163,74,0.25);
}
.step-item h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.step-item p { font-size: 14px; color: var(--text-weak); line-height: 1.7; }
.steps-arrow {
  position: absolute;
  top: 50%;
  right: -20px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #f0fdf4;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  z-index: 2;
  transform: translateY(-50%);
}

/* faq */
.faq-wrap { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .25s ease, border-color .25s ease;
}
.faq-item:hover { border-color: #86efac; box-shadow: var(--shadow-sm); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 26px;
  font-size: 16px;
  font-weight: 600;
  color: #111827;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: color .2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--primary); }
.faq-item summary .faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: #f0fdf4;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 15px;
  transition: transform .3s ease, background .3s ease;
}
.faq-item[open] summary .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
}
.faq-item .faq-body { padding: 0 26px 22px; font-size: 15px; color: #4b5563; line-height: 1.85; }

/* cta */
.cta-section {
  padding: 88px 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  position: relative;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(6,32,18,0.92), rgba(15,80,40,0.82));
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
  color: #fff;
}
.cta-inner h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; }
.cta-inner p { font-size: 16px; color: rgba(255,255,255,0.85); line-height: 1.8; margin-bottom: 30px; }

/* footer */
.site-footer {
  background: #0d1f15;
  color: rgba(255,255,255,0.7);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .brand-logo { margin-bottom: 14px; }
.footer-brand .brand-text { color: #fff; }
.footer-brand .brand-text em { color: #4ade80; }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,0.6); }
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 14px; color: rgba(255,255,255,0.6); transition: color .2s, padding-left .2s; }
.footer-col ul li a:hover { color: #4ade80; padding-left: 4px; }
.footer-contact li { display: flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.6); }
.footer-bottom {
  padding: 22px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.45);
}
.footer-bottom a { color: rgba(255,255,255,0.55); }
.footer-bottom a:hover { color: #4ade80; }

/* responsive */
@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
  .steps-arrow { display: none; }
  .cat-cards { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .header-search { max-width: 360px; }
}
@media (max-width: 768px) {
  .header-inner { flex-wrap: wrap; gap: 12px; padding: 12px 16px; }
  .header-search { order: 3; flex-basis: 100%; max-width: 100%; }
  .nav-menu { display: none; }
  .mobile-toggle { display: flex; margin-left: auto; }
  .mobile-menu.open { display: block; }
  .hero { padding: 80px 0 90px; }
  .hero h1 { font-size: 34px; }
  .hero p.hero-sub { font-size: 15px; }
  .section { padding: 72px 0; }
  .intro-grid { grid-template-columns: 1fr; gap: 36px; }
  .intro-media img { height: 320px; }
  .news-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .feature-card { padding: 24px 18px; }
  .cat-cards { grid-template-columns: 1fr; }
  .section-title { font-size: 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 28px; }
  .hero { padding: 64px 0 74px; }
  .hero-actions .btn { width: 100%; }
  .feature-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .stat-num { font-size: 34px; }
  .steps-grid { grid-template-columns: 1fr; }
  .cta-inner h2 { font-size: 28px; }
  .brand-text { font-size: 16px; }
  .footer-col { padding: 0 10px; }
}

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

/* roulang page: category1 */
:root {
            --kiwi: #16a34a;
            --kiwi-dark: #166534;
            --kiwi-light: #dcfce7;
            --gold: #f59e0b;
            --ink: #0f172a;
            --text: #1e293b;
            --text-weak: #64748b;
            --bg: #f6f9f7;
            --surface: #ffffff;
            --border: #e2e8f0;
            --radius: 20px;
            --shadow: 0 4px 24px rgba(15, 23, 42, .07);
            --shadow-lg: 0 12px 40px rgba(15, 23, 42, .12);
            --transition: all .25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

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

        /* ============ Header ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
        }

        .header-inner {
            display: flex;
            align-items: center;
            gap: 28px;
            height: 72px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-mark {
            width: 42px;
            height: 42px;
            border-radius: 14px;
            background: linear-gradient(135deg, #16a34a, #0d9488);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 20px;
            box-shadow: 0 4px 14px rgba(22, 163, 74, .35);
        }

        .brand-text {
            font-weight: 800;
            font-size: 19px;
            color: var(--ink);
            letter-spacing: -.2px;
            line-height: 1.2;
        }

        .brand-text em {
            font-style: normal;
            color: var(--kiwi);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: auto;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 9px 18px;
            border-radius: 999px;
            color: var(--text-weak);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--kiwi);
            background: var(--kiwi-light);
        }

        .nav-link.active {
            color: #fff;
            background: var(--kiwi);
            box-shadow: 0 4px 14px rgba(22, 163, 74, .35);
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            border: 1px solid var(--border);
            background: #fff;
            align-items: center;
            justify-content: center;
            margin-left: auto;
            cursor: pointer;
            color: var(--ink);
            transition: var(--transition);
        }

        .nav-toggle:hover {
            border-color: var(--kiwi);
            color: var(--kiwi);
        }

        /* ============ Hero ============ */
        .page-hero {
            position: relative;
            padding: 96px 0 88px;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat, var(--ink);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(2, 6, 23, .9) 0%, rgba(15, 23, 42, .75) 45%, rgba(22, 163, 74, .55) 100%);
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .75);
            margin-bottom: 22px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, .9);
            transition: var(--transition);
        }

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

        .breadcrumb .sep {
            opacity: .5;
            font-size: 12px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 16px;
            border-radius: 999px;
            background: rgba(255, 255, 255, .14);
            border: 1px solid rgba(255, 255, 255, .25);
            color: #fbbf24;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .4px;
            backdrop-filter: blur(6px);
        }

        .hero-badge i {
            font-size: 12px;
        }

        .page-hero h1 {
            font-size: 44px;
            font-weight: 900;
            color: #fff;
            line-height: 1.2;
            margin: 18px 0 14px;
            letter-spacing: -1px;
        }

        .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, .85);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 30px;
        }

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

        /* ============ Buttons ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 13px 26px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-primary {
            background: var(--kiwi);
            color: #fff;
            box-shadow: 0 4px 18px rgba(22, 163, 74, .35);
        }

        .btn-primary:hover {
            background: var(--kiwi-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(22, 163, 74, .42);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(22, 163, 74, .3);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, .12);
            color: #fff;
            border-color: rgba(255, 255, 255, .3);
            backdrop-filter: blur(8px);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, .22);
            transform: translateY(-2px);
            border-color: rgba(255, 255, 255, .5);
        }

        .btn-outline {
            background: transparent;
            color: var(--kiwi-dark);
            border-color: var(--kiwi);
        }

        .btn-outline:hover {
            background: var(--kiwi-light);
            transform: translateY(-2px);
        }

        /* ============ Sections ============ */
        .section {
            padding: 88px 0;
        }

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

        .section-header {
            max-width: 720px;
            margin-bottom: 46px;
        }

        .section-header.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 999px;
            background: var(--kiwi-light);
            color: var(--kiwi-dark);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .3px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--ink);
            margin: 14px 0 0;
            letter-spacing: -.5px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-weak);
            line-height: 1.75;
            margin-top: 12px;
        }

        /* ============ Stats ============ */
        .stat-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 18px;
            padding: 28px 20px;
            text-align: center;
            transition: var(--transition);
            box-shadow: 0 2px 12px rgba(15, 23, 42, .04);
        }

        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(22, 163, 74, .3);
        }

        .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: var(--kiwi-light);
            color: var(--kiwi);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 14px;
        }

        .stat-num {
            font-size: 36px;
            font-weight: 900;
            color: var(--ink);
            line-height: 1.2;
        }

        .stat-num span {
            color: var(--kiwi);
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-weak);
            margin-top: 6px;
        }

        /* ============ Entry Cards ============ */
        .entry-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(15, 23, 42, .05);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .entry-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(22, 163, 74, .25);
        }

        .entry-card .card-img-wrap {
            position: relative;
            height: 190px;
            overflow: hidden;
        }

        .entry-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .45s ease;
        }

        .entry-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .entry-card .card-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 23, 42, .35), transparent 60%);
        }

        .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            padding: 5px 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, .92);
            color: var(--kiwi-dark);
            font-size: 12px;
            font-weight: 700;
            backdrop-filter: blur(6px);
        }

        .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .card-body p {
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.7;
            margin: 0 0 18px;
            flex: 1;
        }

        .card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 999px;
            background: #f1f5f9;
            color: var(--text-weak);
            font-size: 12px;
            font-weight: 600;
        }

        .tag i {
            font-size: 10px;
            color: var(--kiwi);
        }

        /* ============ Flow Steps ============ */
        .flow-step {
            position: relative;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 18px;
            padding: 28px 22px;
            transition: var(--transition);
            height: 100%;
        }

        .flow-step:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .flow-num {
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: var(--kiwi);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            box-shadow: 0 6px 16px rgba(22, 163, 74, .3);
            margin-bottom: 16px;
        }

        .flow-step h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--ink);
            margin: 0 0 8px;
        }

        .flow-step p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            margin: 0;
        }

        /* ============ Feature Items ============ */
        .feature-item {
            display: flex;
            gap: 16px;
            padding: 20px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 16px;
            transition: var(--transition);
        }

        .feature-item:hover {
            box-shadow: var(--shadow);
            border-color: rgba(22, 163, 74, .3);
            transform: translateY(-2px);
        }

        .feature-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--kiwi-light);
            color: var(--kiwi);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        .feature-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            margin: 0 0 4px;
        }

        .feature-item p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.65;
            margin: 0;
        }

        /* ============ Article Cards ============ */
        .article-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(15, 23, 42, .05);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(22, 163, 74, .25);
        }

        .article-card .card-img-wrap {
            height: 170px;
            overflow: hidden;
            position: relative;
        }

        .article-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .45s ease;
        }

        .article-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .article-card .card-body {
            padding: 22px;
        }

        .article-card .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--ink);
            margin: 0 0 10px;
            line-height: 1.45;
        }

        .article-card .card-body p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            margin: 0 0 16px;
            flex: 1;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-weak);
        }

        .article-meta i {
            color: var(--kiwi);
            font-size: 12px;
        }

        .article-link {
            font-weight: 600;
            color: var(--kiwi);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .article-link:hover {
            color: var(--kiwi-dark);
            gap: 10px;
        }

        /* ============ FAQ ============ */
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 16px;
            overflow: hidden;
            transition: var(--transition);
            margin-bottom: 14px;
        }

        .faq-item:hover {
            border-color: rgba(22, 163, 74, .3);
        }

        .faq-item summary {
            cursor: pointer;
            padding: 20px 24px;
            font-weight: 600;
            font-size: 16px;
            color: var(--ink);
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: var(--transition);
        }

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

        .faq-item summary .faq-icon {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: var(--kiwi-light);
            color: var(--kiwi);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 13px;
            transition: transform .3s ease;
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
        }

        .faq-item[open] summary {
            border-bottom: 1px solid var(--border);
            background: #fafdfb;
        }

        .faq-answer {
            padding: 0 24px 22px;
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.8;
        }

        /* ============ CTA ============ */
        .cta-band {
            position: relative;
            border-radius: 28px;
            overflow: hidden;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat, linear-gradient(135deg, #0f172a, #166534);
            padding: 64px 48px;
            text-align: center;
            box-shadow: 0 20px 50px rgba(15, 23, 42, .25);
        }

        .cta-band::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(2, 6, 23, .92), rgba(15, 23, 42, .72) 50%, rgba(22, 163, 74, .6));
        }

        .cta-band .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-band h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: -.5px;
        }

        .cta-band p {
            font-size: 16px;
            color: rgba(255, 255, 255, .85);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.75;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: #0b1220;
            color: #94a3b8;
            padding: 72px 0 28px;
            margin-top: 24px;
        }

        .site-footer .brand-text {
            color: #fff;
        }

        .site-footer .brand-text em {
            color: #4ade80;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 42px;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            margin-top: 16px;
            max-width: 340px;
            color: #94a3b8;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 18px;
        }

        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer ul li {
            margin-bottom: 10px;
        }

        .site-footer ul a {
            color: #94a3b8;
            font-size: 14px;
            transition: var(--transition);
        }

        .site-footer ul a:hover {
            color: #4ade80;
            padding-left: 4px;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: #94a3b8;
            margin-bottom: 12px;
        }

        .footer-contact svg {
            color: #4ade80;
            flex-shrink: 0;
        }

        .footer-bottom {
            padding-top: 28px;
            text-align: center;
            font-size: 14px;
            color: #64748b;
        }

        .footer-bottom a {
            color: #4ade80;
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* ============ Focus ============ */
        a:focus-visible,
        button:focus-visible,
        summary:focus-visible {
            outline: 3px solid rgba(22, 163, 74, .4);
            outline-offset: 2px;
            border-radius: 6px;
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: inline-flex;
            }

            .nav-menu {
                position: absolute;
                top: 72px;
                left: 16px;
                right: 16px;
                background: #fff;
                border: 1px solid var(--border);
                border-radius: 18px;
                padding: 14px;
                flex-direction: column;
                align-items: stretch;
                display: none;
                box-shadow: var(--shadow-lg);
            }

            .nav-menu.open {
                display: flex;
            }

            .nav-link {
                padding: 12px 16px;
                border-radius: 12px;
            }

            .page-hero {
                padding: 68px 0 60px;
            }

            .page-hero h1 {
                font-size: 32px;
            }

            .hero-sub {
                font-size: 16px;
            }

            .section {
                padding: 64px 0;
            }

            .section-title {
                font-size: 26px;
            }

            .cta-band {
                padding: 48px 24px;
            }

            .cta-band h2 {
                font-size: 24px;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                height: 64px;
                gap: 14px;
            }

            .nav-menu {
                top: 64px;
            }

            .brand-text {
                font-size: 16px;
            }

            .brand-mark {
                width: 36px;
                height: 36px;
                font-size: 17px;
                border-radius: 12px;
            }

            .page-hero {
                padding: 52px 0 48px;
            }

            .page-hero h1 {
                font-size: 27px;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .btn {
                width: 100%;
            }

            .section {
                padding: 52px 0;
            }

            .section-title {
                font-size: 23px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                font-size: 13px;
                line-height: 1.7;
            }
        }

/* roulang page: article */
:root{--primary:#16a34a;--primary-light:#22c55e;--primary-dark:#15803d;--primary-bg:#ecfdf5;--dark:#0f172a;--dark-2:#1e293b;--bg:#f8fafc;--card:#fff;--text:#0f172a;--text-light:#64748b;--border:#e2e8f0;--radius:12px;--radius-lg:20px;--shadow:0 4px 20px rgba(15,23,42,.06);--shadow-hover:0 8px 30px rgba(15,23,42,.12);--transition:.3s ease}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{border:none;background:none;cursor:pointer}
.container{max-width:1280px;margin:0 auto;padding:0 1rem}
@media(min-width:768px){.container{padding:0 1.5rem}}
@media(min-width:1024px){.container{padding:0 2rem}}
.section-tag{display:inline-flex;align-items:center;gap:.5rem;font-size:.75rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--primary);background:var(--primary-bg);border:1px solid rgba(22,163,74,.15);padding:.35rem .75rem;border-radius:999px}
.section-tag::before{content:'';width:4px;height:4px;border-radius:50%;background:var(--primary)}
.section-title{font-size:1.75rem;font-weight:700;color:var(--dark);margin-top:.5rem;line-height:1.3}
@media(min-width:768px){.section-title{font-size:2rem}}
.nav-link{position:relative;padding:.5rem .875rem;border-radius:.5rem;font-weight:500;color:#475569;transition:color .2s,background .2s}
.nav-link:hover{color:var(--primary);background:rgba(22,163,74,.06)}
.nav-link.active{color:var(--primary);background:rgba(22,163,74,.08)}
.card-hover{transition:transform .3s,box-shadow .3s,background .3s}
.card-hover:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.badge{display:inline-flex;align-items:center;gap:.375rem;padding:.375rem .75rem;background:var(--primary-bg);color:var(--primary-dark);border-radius:999px;font-size:.75rem;font-weight:600}
.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.faq-item{transition:box-shadow .3s,transform .3s}.faq-item:hover{box-shadow:var(--shadow-hover)}
.stat-card{transition:transform .3s,background .3s}.stat-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.1)!important}
.article-body{color:#475569;font-size:1rem;line-height:1.85;word-wrap:break-word}
.article-body h1,.article-body h2,.article-body h3,.article-body h4{color:#0f172a;font-weight:700;line-height:1.4;margin-top:1.6em;margin-bottom:.7em}
.article-body h1{font-size:1.8em}.article-body h2{font-size:1.5em}.article-body h3{font-size:1.25em}.article-body h4{font-size:1.1em}
.article-body p{margin:1em 0}
.article-body a{color:#16a34a;text-decoration:underline;text-underline-offset:2px;transition:color .2s}
.article-body a:hover{color:#15803d}
.article-body ul,.article-body ol{margin:1em 0;padding-left:1.6em}
.article-body ul{list-style:disc}.article-body ol{list-style:decimal}
.article-body li{margin:.4em 0}
.article-body img{border-radius:12px;margin:1.5em auto;box-shadow:0 4px 12px rgba(15,23,42,.06)}
.article-body blockquote{border-left:4px solid #16a34a;background:#ecfdf5;padding:1rem 1.25rem;border-radius:0 12px 12px 0;color:#0f172a;margin:1.5em 0;font-style:italic}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.95rem}
.article-body table th,.article-body table td{border:1px solid #e2e8f0;padding:.75em 1em;text-align:left}
.article-body table th{background:#f8fafc;font-weight:600;color:#0f172a}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px}