/* roulang page: index */
:root {
  --color-primary: #0E4F4C;
  --color-primary-dark: #0B403D;
  --color-accent: #F4633A;
  --color-accent-hover: #FF7B50;
  --color-light: #E0EFEC;
  --color-bg: #F7F4EF;
  --color-text: #1F2423;
  --color-text-secondary: #5A625F;
  --color-border: #E6DFD6;
  --color-success: #0E9F6E;
  --radius: 8px;
  --radius-btn: 6px;
  --shadow-card: 0 2px 8px rgba(30,40,35,0.06);
  --shadow-card-hover: 0 8px 24px rgba(30,40,35,0.10);
  --container-width: 1200px;
  --header-height: 64px;
  --transition: all 0.3s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.container { max-width: var(--container-width); margin: 0 auto; padding: 0 24px; }
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-light);
  padding: 4px 14px;
  border-radius: 999px;
  letter-spacing: 0.02em;
  margin-bottom: 14px;
}
.section-head { text-align: center; margin-bottom: 48px; }
.section-head h2 {
  font-size: 32px;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 10px;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.section-head p { font-size: 15px; color: var(--color-text-secondary); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 26px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-align: center;
  gap: 6px;
}
.btn:focus-visible { outline: 3px solid rgba(14, 79, 76, 0.25); outline-offset: 2px; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(1px) scale(0.99); }
.btn-accent { background: var(--color-accent); color: #1F2423; font-weight: 600; }
.btn-accent:hover { background: var(--color-accent-hover); box-shadow: 0 6px 18px rgba(244, 99, 58, 0.3); transform: translateY(-1px); }
.btn-accent:active { transform: translateY(1px) scale(0.98); box-shadow: none; }
.btn-ghost { background: transparent; border-color: var(--color-border); color: var(--color-text); }
.btn-ghost:hover { background: rgba(244, 99, 58, 0.08); border-color: var(--color-accent); }
.btn-outline-light { background: transparent; border-color: rgba(255,255,255,0.7); color: #fff; }
.btn-outline-light:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.btn-lg { padding: 14px 38px; font-size: 16px; }
.btn-sm { padding: 8px 18px; font-size: 14px; }
.badge {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
}
.badge-cat { background: var(--color-light); color: var(--color-primary); }
.badge-accent { background: rgba(244, 99, 58, 0.12); color: var(--color-accent); }
.badge-green { background: rgba(14, 159, 110, 0.12); color: var(--color-success); }
/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(230, 223, 214, 0.7);
  box-shadow: 0 1px 12px rgba(30, 40, 35, 0.04);
}
.site-header .header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
  position: relative;
}
.brand-logo {
  display: flex; align-items: center; gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(14, 79, 76, 0.25);
}
.brand-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.01em;
  line-height: 1.2;
  white-space: nowrap;
}
.main-nav { display: flex; align-items: center; }
.nav-list { display: flex; align-items: center; gap: 4px; margin: 0; padding: 0; }
.nav-list > li { position: relative; }
.nav-list > li > a {
  display: block;
  padding: 10px 16px;
  font-size: 15px;
  color: var(--color-text-secondary);
  font-weight: 400;
  border-radius: var(--radius-btn);
  transition: var(--transition);
  position: relative;
  line-height: 1.4;
}
.nav-list > li > a:hover { color: var(--color-accent); background: rgba(244,99,58,0.05); }
.nav-list > li.active > a { color: var(--color-text); font-weight: 600; }
.nav-list > li.active > a::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 50%;
  transform: translateX(-50%);
  width: 20px; height: 3px;
  background: var(--color-accent);
  border-radius: 3px;
}
.header-actions { display: flex; align-items: center; gap: 12px; }
.search-box {
  position: relative;
  display: flex; align-items: center;
}
.search-box input {
  width: 190px;
  height: 38px;
  padding: 0 38px 0 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: #fff;
  font-size: 13px;
  color: var(--color-text);
  transition: var(--transition);
}
.search-box input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(14,79,76,0.15);
  width: 210px;
}
.search-box i {
  position: absolute;
  right: 14px;
  color: var(--color-text-secondary);
  font-size: 14px;
  pointer-events: none;
}
.mobile-menu-btn { display: none; background: none; border: none; font-size: 20px; color: var(--color-text); cursor: pointer; padding: 8px; }
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height); left: 0; right: 0;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 12px 30px rgba(0,0,0,0.08);
  padding: 16px 24px 24px;
  z-index: 999;
}
.mobile-menu.open { display: block; }
.mobile-nav-list { margin: 0 0 16px; }
.mobile-nav-list li { border-bottom: 1px solid rgba(230,223,214,0.5); }
.mobile-nav-list li:last-child { border-bottom: none; }
.mobile-nav-list a {
  display: block; padding: 13px 8px;
  font-size: 16px; color: var(--color-text);
  transition: var(--transition);
}
.mobile-nav-list a:hover { color: var(--color-accent); padding-left: 14px; }
.mobile-nav-list li.active a { color: var(--color-primary); font-weight: 600; }
.mobile-menu-actions { display: flex; gap: 10px; }
.mobile-menu-actions .btn { flex: 1; }
/* ===== Countdown ===== */
.page-countdown {
  margin-top: var(--header-height);
  background: var(--color-primary);
  color: #fff;
  padding: 8px 0;
  position: relative;
  z-index: 10;
}
.countdown-inner {
  display: flex; align-items: center; justify-content: center; gap: 18px;
  flex-wrap: wrap;
}
.countdown-text { font-size: 14px; opacity: 0.9; letter-spacing: 0.03em; }
.countdown-timer { display: flex; align-items: center; gap: 6px; }
.timer-block { display: flex; align-items: center; gap: 4px; }
.timer-block .timer-num {
  min-width: 36px; height: 32px;
  background: var(--color-accent);
  color: #1F2423;
  font-family: "DIN Alternate", "Roboto Mono", monospace;
  font-size: 18px;
  font-weight: 700;
  border-radius: 4px;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0 6px;
  animation: breathe 2.8s ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.06); }
}
.timer-label { font-size: 13px; opacity: 0.8; margin-left: 2px; }
.timer-sep { font-size: 16px; font-weight: 700; opacity: 0.6; margin: 0 2px; }
.countdown-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.5);
  color: #fff;
  font-size: 13px;
  padding: 5px 14px;
  border-radius: 999px;
  transition: var(--transition);
}
.countdown-btn:hover { background: rgba(255,255,255,0.15); border-color: #fff; }
/* ===== Hero ===== */
.page-hero {
  position: relative;
  min-height: 560px;
  display: flex; align-items: center;
  overflow: hidden;
  background: var(--color-primary-dark);
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  z-index: 0;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(110deg, rgba(6,32,30,0.92) 15%, rgba(6,32,30,0.55) 60%, rgba(6,32,30,0.2) 100%);
  z-index: 1;
}
.hero-content {
  position: relative; z-index: 2;
  display: flex; align-items: center; justify-content: space-between;
  padding: 80px 24px 100px;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  gap: 40px;
}
.hero-left { max-width: 620px; }
.hero-left h1 {
  font-size: 42px;
  line-height: 1.2;
  color: #fff;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.hero-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 32px;
  line-height: 1.7;
  max-width: 480px;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-side { flex-shrink: 0; }
.hero-stats {
  background: rgba(255,255,255,0.95);
  border-radius: 12px;
  padding: 28px 32px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.18);
  display: grid; gap: 20px;
  min-width: 220px;
}
.stat-item { text-align: center; }
.stat-num {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--color-primary);
  font-family: "DIN Alternate", "Roboto Mono", monospace;
  letter-spacing: 0.01em;
}
.stat-label { display: block; font-size: 13px; color: var(--color-text-secondary); margin-top: 4px; }
.stat-item + .stat-item { border-top: 1px dashed var(--color-border); padding-top: 18px; }
/* ===== Features ===== */
.page-features { background: var(--color-bg); padding: 80px 0; }
.page-features .grid-x { row-gap: 24px; }
.feature-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: var(--transition);
  height: 100%;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(14,79,76,0.2);
}
.feature-num {
  font-size: 40px;
  font-weight: 800;
  color: var(--color-accent);
  font-family: "DIN Alternate", "Roboto Mono", monospace;
  line-height: 1;
  margin-bottom: 18px;
  opacity: 0.9;
}
.feature-card h3 { font-size: 20px; font-weight: 600; margin-bottom: 10px; color: var(--color-text); }
.feature-card p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.65; }
/* ===== Gallery ===== */
.page-gallery { background: var(--color-light); padding: 80px 0; }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 180px;
  gap: 16px;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  cursor: pointer;
  box-shadow: var(--shadow-card);
}
.gallery-item:hover { box-shadow: var(--shadow-card-hover); }
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item-lg { grid-column: span 2; grid-row: span 2; }
.gallery-item-med { grid-column: span 1; grid-row: span 1; }
.gallery-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(6,32,30,0.85) 0%, rgba(6,32,30,0.15) 45%, transparent 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 18px;
  transition: var(--transition);
}
.gallery-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: rgba(244,99,58,0.85);
  padding: 2px 10px;
  border-radius: 999px;
  width: fit-content;
  margin-bottom: 8px;
}
.gallery-title {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.3;
  transition: var(--transition);
}
.gallery-overlay .gallery-desc {
  color: rgba(255,255,255,0.85);
  font-size: 13px;
  margin-top: 6px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, margin-top 0.4s ease;
  line-height: 1.6;
}
.gallery-item:hover .gallery-desc { max-height: 60px; margin-top: 8px; }
.gallery-banner {
  grid-column: span 4;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 160px;
  display: flex; align-items: center;
}
.gallery-banner img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.gallery-banner::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(6,32,30,0.9), rgba(6,32,30,0.4));
}
.gallery-banner-content {
  position: relative; z-index: 2;
  padding: 32px 40px;
  color: #fff;
  max-width: 560px;
}
.gallery-banner-content h3 { font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.gallery-banner-content p { font-size: 14px; color: rgba(255,255,255,0.8); margin-bottom: 18px; }
/* ===== CTA ===== */
.page-cta {
  background: var(--color-primary);
  padding: 90px 0;
  position: relative;
  overflow: hidden;
}
.page-cta::before {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  border: 2px dashed rgba(255,255,255,0.12);
  border-radius: 50%;
  top: -100px; right: -80px;
}
.page-cta::after {
  content: '';
  position: absolute;
  width: 260px; height: 260px;
  border: 2px dashed rgba(255,255,255,0.08);
  border-radius: 50%;
  bottom: -60px; left: 40px;
}
.cta-inner {
  position: relative; z-index: 2;
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
  padding: 0 24px;
}
.cta-inner h2 {
  color: #fff;
  font-size: 34px;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.cta-inner p { color: rgba(255,255,255,0.8); font-size: 16px; margin-bottom: 34px; }
.cta-inner .btn-accent { box-shadow: 0 6px 24px rgba(244,99,58,0.4); }
.cta-note {
  display: block;
  font-size: 12px;
  color: rgba(255,255,255,0.55);
  margin-top: 28px;
}
/* ===== FAQ ===== */
.page-faq { background: var(--color-bg); padding: 80px 0; }
.faq-side h2 { font-size: 30px; margin-bottom: 14px; color: var(--color-text); }
.faq-side p { color: var(--color-text-secondary); font-size: 15px; }
.faq-side .section-tag {
  background: var(--color-light);
  color: var(--color-primary);
}
.accordion { background: transparent; border: none; }
.accordion-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius) !important;
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}
.accordion-item:hover { border-color: rgba(14,79,76,0.25); }
.accordion-item.is-active { border-color: rgba(14,79,76,0.3); box-shadow: var(--shadow-card); }
.accordion-title {
  background: #fff !important;
  border: none !important;
  color: var(--color-text) !important;
  font-size: 16px;
  font-weight: 600;
  padding: 20px 24px;
  padding-right: 48px;
  position: relative;
  transition: var(--transition);
}
.accordion-title::before {
  content: '+';
  position: absolute;
  right: 22px; top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  font-weight: 400;
  color: var(--color-accent);
  transition: var(--transition);
}
.accordion-item.is-active .accordion-title::before { content: '−'; color: var(--color-accent); }
.accordion-item.is-active .accordion-title { color: var(--color-primary) !important; }
.accordion-content {
  background: rgba(224,239,236,0.35);
  border-top: 1px solid rgba(230,223,214,0.4);
  padding: 0 24px;
  color: var(--color-text-secondary);
  font-size: 15px;
  line-height: 1.8;
}
.accordion-content[data-tab-content] { padding-top: 18px; padding-bottom: 20px; }
/* ===== Latest CMS ===== */
.page-latest { background: #fff; padding: 80px 0; }
.latest-list { display: flex; flex-direction: column; gap: 14px; }
.latest-card {
  display: flex; align-items: center; justify-content: space-between;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px 26px;
  transition: var(--transition);
  gap: 20px;
}
.latest-card:hover {
  border-color: rgba(14,79,76,0.35);
  box-shadow: var(--shadow-card-hover);
  transform: translateX(4px);
}
.latest-info { flex: 1; min-width: 0; }
.latest-info h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: var(--transition);
}
.latest-card:hover .latest-info h3 { color: var(--color-primary); }
.latest-info p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.latest-meta { display: flex; align-items: center; gap: 12px; }
.latest-date { font-size: 13px; color: var(--color-text-secondary); }
.read-more { font-size: 14px; color: var(--color-primary); white-space: nowrap; }
.empty-state {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 60px 30px;
  text-align: center;
  background: var(--color-bg);
}
.empty-state i { font-size: 40px; color: var(--color-border); margin-bottom: 14px; display: block; }
.empty-state p { color: var(--color-text-secondary); font-size: 16px; }
.latest-side { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 28px; position: sticky; top: 90px; }
.latest-side h3 { font-size: 18px; font-weight: 600; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.latest-side h3::after { content: ''; position: absolute; bottom: 0; left: 0; width: 28px; height: 3px; background: var(--color-accent); border-radius: 3px; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.tag {
  display: inline-block;
  font-size: 13px;
  padding: 5px 14px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: var(--transition);
}
.tag:hover { background: var(--color-light); border-color: var(--color-primary); color: var(--color-primary); }
.side-card { background: var(--color-light); border-radius: var(--radius); padding: 22px; }
.side-card h4 { font-size: 16px; margin-bottom: 10px; color: var(--color-text); }
.side-card p { font-size: 14px; color: var(--color-text-secondary); margin-bottom: 16px; line-height: 1.7; }
/* ===== Mini CTA ===== */
.page-cta-mini {
  background: linear-gradient(to right, var(--color-primary), #117A72);
  padding: 40px 0;
}
.cta-mini-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  flex-wrap: wrap;
}
.cta-mini-inner p { color: #fff; font-size: 17px; font-weight: 500; margin: 0; }
.cta-mini-inner .btn-primary { background: #fff; color: var(--color-primary); }
.cta-mini-inner .btn-primary:hover { background: var(--color-light); }
/* ===== Footer ===== */
.site-footer { background: var(--color-primary-dark); color: rgba(255,255,255,0.8); padding-top: 60px; }
.site-footer .grid-x { row-gap: 32px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .brand-icon {
  background: var(--color-accent);
  color: var(--color-text);
  box-shadow: none;
}
.footer-brand .brand-text { color: #fff; font-size: 17px; }
.site-footer p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.65); }
.site-footer h4 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.site-footer h4::after { content: ''; position: absolute; bottom: 0; left: 0; width: 24px; height: 2px; background: var(--color-accent); }
.site-footer ul { margin: 0; }
.site-footer ul li { margin-bottom: 10px; }
.site-footer ul a {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  transition: var(--transition);
}
.site-footer ul a:hover { color: var(--color-accent); padding-left: 4px; }
.footer-qr {
  width: 120px; height: 120px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.05);
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  margin-top: 8px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 48px;
  padding: 18px 0;
  text-align: center;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.45); margin: 0; }
/* ===== Responsive ===== */
@media screen and (max-width: 1024px) {
  .main-nav { display: none; }
  .mobile-menu-btn { display: inline-flex; align-items: center; }
  .header-actions .search-box { display: none; }
  .hero-content { flex-direction: column; padding: 70px 24px 80px; }
  .hero-left { max-width: 100%; }
  .hero-side { width: 100%; }
  .hero-stats { grid-template-columns: repeat(3,1fr); gap: 12px; }
  .stat-item + .stat-item { border-top: none; padding-top: 0; border-left: 1px dashed var(--color-border); padding-left: 12px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; }
  .gallery-item-lg { grid-column: span 2; }
  .gallery-banner { grid-column: span 2; }
}
@media screen and (max-width: 768px) {
  :root { --header-height: 58px; }
  .brand-text { font-size: 15px; }
  .brand-icon { width: 32px; height: 32px; font-size: 15px; }
  .page-countdown { padding: 10px 0; }
  .countdown-text { font-size: 13px; }
  .timer-block .timer-num { min-width: 28px; height: 28px; font-size: 15px; }
  .timer-label { display: none; }
  .timer-sep { font-size: 14px; }
  .page-hero { min-height: auto; }
  .hero-left h1 { font-size: 30px; }
  .hero-sub { font-size: 15px; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; }
  .hero-stats { grid-template-columns: 1fr; gap: 14px; }
  .stat-item + .stat-item { border-left: none; border-top: 1px dashed var(--color-border); padding-left: 0; padding-top: 14px; }
  .section-head h2 { font-size: 26px; }
  .page-features, .page-gallery, .page-faq, .page-latest, .page-cta { padding: 56px 0; }
  .gallery-grid { grid-template-columns: 1fr; grid-auto-rows: 150px; }
  .gallery-item-lg { grid-column: span 1; grid-row: span 1; }
  .gallery-banner { grid-column: span 1; }
  .gallery-banner-content { padding: 24px; }
  .latest-card { flex-direction: column; align-items: flex-start; padding: 18px 20px; }
  .read-more { align-self: flex-end; }
  .latest-side { position: static; margin-top: 28px; }
  .cta-inner h2 { font-size: 27px; }
  .page-cta { padding: 60px 0; }
  .cta-mini-inner { flex-direction: column; text-align: center; }
  .footer-bottom p { font-size: 12px; }
  .site-footer h4 { margin-bottom: 12px; }
  .site-footer ul li { margin-bottom: 6px; }
}
@media screen and (max-width: 520px) {
  .container { padding: 0 16px; }
  .header-actions .btn-ghost { display: none; }
  .header-actions { gap: 8px; }
  .header-actions .btn-accent { padding: 8px 14px; font-size: 13px; }
  .gallery-grid { grid-auto-rows: 140px; }
  .countdown-timer .timer-sep { margin: 0; }
  .countdown-btn { display: none; }
  .hero-left h1 { font-size: 26px; }
  .section-head { margin-bottom: 32px; }
  .feature-card { padding: 24px 20px; }
}

/* roulang page: article */
:root {
  --primary: #0E4F4C;
  --primary-dark: #0B403D;
  --accent: #F4633A;
  --accent-hover: #FF7B50;
  --mist: #E0EFEC;
  --cream: #F7F4EF;
  --ink: #1F2423;
  --muted: #5A625F;
  --border: #E6DFD6;
  --white: #FFFFFF;
  --shadow-sm: 0 2px 8px rgba(30, 40, 35, 0.06);
  --shadow-md: 0 8px 24px rgba(30, 40, 35, 0.10);
  --radius: 8px;
  --radius-btn: 6px;
  --transition: all 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

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

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

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

ul,
ol {
  list-style: none;
}

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

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

/* ===== Topbar / Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  height: 64px;
}

.header-inner {
  height: 64px;
  display: flex;
  align-items: center;
  gap: 32px;
}

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

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.brand-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.main-nav {
  flex: 1;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-list a {
  font-size: 15px;
  color: var(--ink);
  padding: 6px 2px;
  position: relative;
  transition: var(--transition);
}

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

.nav-list li.active a {
  color: var(--ink);
  font-weight: 600;
}

.nav-list li.active a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -5px;
  height: 3px;
  border-radius: 2px;
  background: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.search-toggle {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  font-size: 16px;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.search-toggle:hover {
  background: var(--mist);
  color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--radius-btn);
  transition: var(--transition);
  line-height: 1.2;
}

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--ink);
  background: transparent;
}

.btn-ghost:hover {
  border-color: var(--accent);
  background: rgba(244, 99, 58, 0.08);
  color: var(--accent);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(244, 99, 58, 0.25);
}

.btn-accent:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(244, 99, 58, 0.32);
}

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

.btn-primary:hover {
  background: var(--primary-dark);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-btn);
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--ink);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.nav-toggle:hover {
  background: var(--mist);
}

/* ===== Page Banner / Breadcrumb ===== */
.page-banner {
  background: var(--mist);
  border-bottom: 1px solid var(--border);
  padding: 36px 0 32px;
}

.breadcrumb {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

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

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

.breadcrumb .sep {
  color: var(--border);
}

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

/* ===== Article Section ===== */
.article-section {
  padding: 56px 0 72px;
  background: var(--white);
}

.article-card {
  max-width: 880px;
  margin: 0 auto;
}

.article-header {
  text-align: center;
  margin-bottom: 36px;
}

.article-header h1 {
  font-size: 36px;
  line-height: 1.3;
  color: var(--ink);
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 18px;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 14px;
  color: var(--muted);
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.meta-item i {
  color: var(--accent);
}

.meta-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(14, 79, 76, 0.08);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
}

.article-body {
  max-width: 720px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.article-body p {
  margin-bottom: 1.2em;
}

.article-body h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--ink);
  margin: 1.8em 0 0.8em;
  padding-left: 14px;
  border-left: 4px solid var(--accent);
  line-height: 1.3;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  margin: 1.5em 0 0.7em;
  line-height: 1.4;
}

.article-body ul,
.article-body ol {
  margin: 1em 0 1.2em;
  padding-left: 1.4em;
}

.article-body ul li,
.article-body ol li {
  margin-bottom: 0.5em;
  padding-left: 0.3em;
}

.article-body ul li::marker {
  color: var(--accent);
}

.article-body ol li::marker {
  color: var(--primary);
  font-weight: 600;
}

.article-body img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  margin: 1.6em auto;
}

.article-body blockquote {
  border-left: 4px solid var(--primary);
  background: rgba(224, 239, 236, 0.4);
  padding: 16px 20px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1.5em 0;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
}

.article-body code {
  background: var(--cream);
  padding: 3px 8px;
  border-radius: 4px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 14px;
  color: var(--primary-dark);
}

.article-body pre {
  background: #1F2926;
  color: #E8F0EE;
  padding: 20px;
  border-radius: var(--radius);
  overflow-x: auto;
  margin: 1.5em 0;
  font-size: 14px;
}

.article-body pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}

/* Article Footer */
.article-footer {
  max-width: 720px;
  margin: 48px auto 0;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.tag-list {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.tag-list span {
  font-size: 13px;
  color: var(--muted);
  margin-right: 2px;
}

.tag-item {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: 999px;
  background: rgba(244, 99, 58, 0.10);
  color: var(--accent);
  font-size: 13px;
  font-weight: 500;
  transition: var(--transition);
}

.tag-item:hover {
  background: var(--accent);
  color: #fff;
}

/* Article Empty */
.article-empty {
  text-align: center;
  padding: 80px 24px;
}

.article-empty h1 {
  font-size: 32px;
  color: var(--ink);
  margin-bottom: 16px;
}

.article-empty p {
  color: var(--muted);
  margin-bottom: 32px;
  font-size: 16px;
}

/* ===== Related Section ===== */
.related-section {
  padding: 72px 0;
  background: var(--cream);
}

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

.section-head h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--ink);
  position: relative;
  display: inline-block;
  padding-bottom: 14px;
}

.section-head h2::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 48px;
  height: 3px;
  border-radius: 2px;
  background: var(--accent);
}

.related-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(14, 79, 76, 0.25);
}

.related-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

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

.related-card:hover .related-card__media img {
  transform: scale(1.05);
}

.related-card__badge {
  position: absolute;
  left: 12px;
  top: 12px;
  z-index: 2;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.related-card__body {
  padding: 18px 20px 22px;
}

.related-card__body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
  transition: var(--transition);
}

.related-card:hover .related-card__body h3 {
  color: var(--primary);
}

.related-card__body .link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: 14px;
  color: var(--accent);
  font-weight: 500;
}

/* ===== CTA Strip ===== */
.cta-strip {
  background: var(--primary);
  padding: 40px 0;
}

.cta-strip__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.cta-strip__inner h3 {
  color: #fff;
  font-size: 24px;
  font-weight: 600;
}

.cta-strip__inner p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  margin-top: 6px;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.88);
  font-size: 14px;
}

.site-footer .grid-x {
  padding: 56px 0 40px;
}

.site-footer h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.footer-brand .brand-icon {
  width: 34px;
  height: 34px;
  font-size: 16px;
}

.footer-brand .brand-text {
  color: #fff;
  font-size: 17px;
}

.site-footer p {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

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

.site-footer ul a {
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}

.site-footer ul a:hover {
  color: var(--accent-hover);
}

.footer-qr {
  width: 120px;
  height: 120px;
  border: 1px dashed rgba(255, 255, 255, 0.4);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 18px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 24px rgba(30, 40, 35, 0.08);
    padding: 20px 24px;
  }

  .main-nav.nav-open {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }

  .nav-list li.active a::after {
    display: none;
  }

  .nav-list li.active a {
    color: var(--accent);
  }

  .header-actions {
    margin-left: auto;
  }

  .nav-toggle {
    display: inline-flex;
  }
}

@media (max-width: 768px) {
  .header-inner {
    gap: 16px;
  }

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

  .brand-icon {
    width: 32px;
    height: 32px;
    font-size: 15px;
  }

  .header-actions .btn-ghost,
  .header-actions .btn-accent {
    display: none;
  }

  .article-header h1 {
    font-size: 28px;
  }

  .article-meta {
    gap: 12px;
  }

  .article-body {
    font-size: 16px;
  }

  .article-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .section-head h2 {
    font-size: 26px;
  }

  .related-section {
    padding: 56px 0;
  }

  .container {
    padding: 0 20px;
  }
}

@media (max-width: 520px) {
  .brand-text {
    font-size: 15px;
    letter-spacing: 0;
  }

  .article-section {
    padding: 32px 0 48px;
  }

  .article-header h1 {
    font-size: 24px;
    line-height: 1.35;
  }

  .page-banner {
    padding: 24px 0;
  }

  .breadcrumb {
    font-size: 12px;
  }

  .article-body h2 {
    font-size: 22px;
  }

  .article-body h3 {
    font-size: 18px;
  }

  .related-card__body h3 {
    font-size: 16px;
  }

  .footer-qr {
    width: 100px;
    height: 100px;
  }
}

/* roulang page: category1 */
:root {
            --primary: #0E4F4C;
            --primary-dark: #0B403D;
            --accent: #F4633A;
            --accent-light: #FF7B50;
            --mist: #E0EFEC;
            --cream: #F7F4EF;
            --ink: #1F2423;
            --text-sub: #5A625F;
            --border: #E6DFD6;
            --success: #0E9F6E;
            --white: #ffffff;
            --radius: 8px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(30, 40, 35, 0.06);
            --shadow-lg: 0 8px 24px rgba(30, 40, 35, 0.10);
            --transition: all 0.25s ease;
            --header-h: 64px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background: var(--cream);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 0 24px;
            height: 42px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            line-height: 1;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(14, 79, 76, 0.3);
        }
        .btn-accent {
            background: var(--accent);
            color: #1F2423;
            box-shadow: 0 2px 6px rgba(244, 99, 58, 0.25);
        }
        .btn-accent:hover {
            background: var(--accent-light);
            color: #1F2423;
            box-shadow: 0 4px 14px rgba(244, 99, 58, 0.35);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }
        .btn-ghost {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--ink);
            height: 38px;
            padding: 0 18px;
            font-size: 14px;
            border-radius: var(--radius-sm);
        }
        .btn-ghost:hover {
            background: rgba(244, 99, 58, 0.08);
            border-color: var(--accent);
            transform: translateY(-1px);
        }
        .btn:active {
            transform: translateY(1px);
            box-shadow: none;
        }
        .btn-accent:active {
            transform: translateY(1px);
            box-shadow: none;
        }
        /* 徽章标签 */
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            line-height: 1.4;
            background: var(--mist);
            color: var(--primary);
        }
        .badge-orange {
            background: rgba(244, 99, 58, 0.12);
            color: var(--accent);
        }
        .badge-green {
            background: rgba(14, 159, 110, 0.12);
            color: var(--success);
        }
        /* 头部导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--border);
            height: var(--header-h);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
        }
        .brand-text {
            font-size: 17px;
            font-weight: 700;
            color: var(--ink);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-list {
            display: flex;
            gap: 28px;
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .nav-list li {
            position: relative;
        }
        .nav-list li a {
            font-size: 15px;
            color: var(--text-sub);
            font-weight: 500;
            padding: 8px 0;
            display: block;
            transition: var(--transition);
        }
        .nav-list li a:hover {
            color: var(--accent);
        }
        .nav-list li.active a {
            color: var(--ink);
            font-weight: 600;
        }
        .nav-list li.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .search-box {
            position: relative;
        }
        .search-box input {
            height: 38px;
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 0 36px 0 16px;
            font-size: 14px;
            width: 180px;
            background: var(--cream);
            transition: var(--transition);
        }
        .search-box input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(14, 79, 76, 0.15);
            background: #fff;
            width: 200px;
        }
        .search-box i {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 14px;
            color: var(--text-sub);
        }
        .menu-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            width: 40px;
            height: 38px;
            cursor: pointer;
            font-size: 18px;
            color: var(--ink);
            align-items: center;
            justify-content: center;
        }
        /* Hero */
        .category-hero {
            position: relative;
            background: linear-gradient(rgba(0, 0, 0, 0.65), rgba(0, 0, 0, 0.4)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 96px 0 80px;
            color: #fff;
            min-height: 380px;
            display: flex;
            align-items: center;
        }
        .category-hero .hero-kicker {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            padding: 6px 18px;
            border-radius: 999px;
            font-size: 14px;
            letter-spacing: 0.02em;
            margin-bottom: 18px;
            backdrop-filter: none;
        }
        .category-hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
            color: #fff;
        }
        .category-hero p {
            font-size: 17px;
            line-height: 1.7;
            max-width: 620px;
            opacity: 0.92;
            margin-bottom: 30px;
        }
        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        /* 分类描述区 */
        .category-intro {
            padding: 80px 0;
            background: var(--cream);
        }
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1.4fr;
            gap: 48px;
            align-items: center;
        }
        .intro-media img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .intro-content .section-tag {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .intro-content .section-tag::before {
            content: '';
            width: 4px;
            height: 18px;
            background: var(--accent);
            border-radius: 2px;
        }
        .intro-content h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .intro-content p {
            color: var(--text-sub);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        /* 卖点 */
        .category-features {
            padding: 80px 0;
            background: var(--mist);
        }
        .category-features .section-head {
            text-align: center;
            margin-bottom: 48px;
        }
        .category-features .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .category-features .section-head p {
            color: var(--text-sub);
            font-size: 16px;
        }
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            transition: var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(14, 79, 76, 0.25);
        }
        .feature-card .feature-num {
            font-size: 40px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 14px;
            font-family: "DIN Alternate", "Roboto Mono", monospace;
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--ink);
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.6;
        }
        /* 活动卡片 */
        .category-cards {
            padding: 80px 0;
            background: var(--cream);
        }
        .category-cards .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
        }
        .category-cards .section-head h2 {
            font-size: 30px;
            font-weight: 700;
        }
        .category-cards .section-head p {
            color: var(--text-sub);
            font-size: 15px;
        }
        .card-grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .activity-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .activity-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: rgba(14, 79, 76, 0.2);
        }
        .activity-card .card-media {
            position: relative;
            height: 230px;
            overflow: hidden;
        }
        .activity-card .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .activity-card:hover .card-media img {
            transform: scale(1.04);
        }
        .activity-card .card-media .badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
        }
        .activity-card .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .activity-card .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--ink);
        }
        .activity-card .card-body p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 16px;
        }
        .activity-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 14px;
            color: var(--text-sub);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .activity-card .card-meta a {
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .activity-card .card-meta a:hover {
            color: var(--accent);
            gap: 8px;
        }
        /* 流程 */
        .category-process {
            padding: 80px 0;
            background: var(--mist);
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        .process-step {
            text-align: center;
            position: relative;
            padding: 0 10px;
        }
        .process-step .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 22px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            position: relative;
            z-index: 1;
            font-family: "DIN Alternate", monospace;
        }
        .process-step::after {
            content: '';
            position: absolute;
            top: 28px;
            left: calc(50% + 40px);
            width: calc(100% - 80px);
            height: 2px;
            background: rgba(14, 79, 76, 0.2);
        }
        .process-step:last-child::after {
            display: none;
        }
        .process-step h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .process-step p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.6;
        }
        /* FAQ */
        .category-faq {
            padding: 80px 0;
            background: var(--cream);
        }
        .faq-layout {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 48px;
        }
        .faq-side .section-tag {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }
        .faq-side .section-tag::before {
            content: '';
            width: 4px;
            height: 18px;
            background: var(--accent);
            border-radius: 2px;
        }
        .faq-side h2 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .faq-side p {
            color: var(--text-sub);
            font-size: 15px;
            line-height: 1.7;
        }
        .accordion {
            background: transparent;
            margin: 0;
        }
        .accordion-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .accordion-item:hover {
            border-color: rgba(14, 79, 76, 0.3);
        }
        .accordion-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: #fff;
            border-bottom: 1px solid transparent;
        }
        .accordion-title::after {
            content: '+';
            font-size: 22px;
            color: var(--accent);
            font-weight: 400;
            transition: var(--transition);
        }
        .accordion-item.is-active .accordion-title {
            color: var(--primary);
            border-bottom-color: var(--border);
        }
        .accordion-item.is-active .accordion-title::after {
            content: '−';
            color: var(--primary);
        }
        .accordion-content {
            background: rgba(224, 239, 236, 0.35);
            padding: 20px 24px;
            border-top: none;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-sub);
        }
        /* CTA */
        .category-cta {
            padding: 80px 0;
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .category-cta::before {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            border: 2px dashed rgba(255, 255, 255, 0.12);
            border-radius: 50%;
            top: -150px;
            right: -100px;
        }
        .category-cta::after {
            content: '';
            position: absolute;
            width: 260px;
            height: 260px;
            border: 2px dashed rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            bottom: -100px;
            left: -60px;
        }
        .cta-inner {
            text-align: center;
            position: relative;
            z-index: 2;
        }
        .cta-inner h2 {
            font-size: 34px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .cta-inner p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.6;
        }
        .cta-inner .btn-accent {
            height: 50px;
            padding: 0 40px;
            font-size: 16px;
        }
        .cta-note {
            margin-top: 18px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
            opacity: 0.7;
        }
        /* 页脚 */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding-top: 48px;
        }
        .site-footer .grid-x {
            margin-bottom: 32px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
            color: #fff;
        }
        .footer-brand .brand-icon {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }
        .footer-brand .brand-text {
            color: #fff;
            font-size: 16px;
        }
        .site-footer p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 10px;
        }
        .site-footer ul li a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            transition: var(--transition);
        }
        .site-footer ul li a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }
        .footer-qr {
            width: 120px;
            height: 120px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 20px 0;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
        }
        /* 响应式 */
        @media (max-width: 1024px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 40px 24px;
            }
            .process-step::after {
                display: none;
            }
            .faq-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                gap: 8px;
            }
            .main-nav {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
                display: none;
                padding: 16px 24px;
                flex-direction: column;
                align-items: stretch;
            }
            .main-nav.open {
                display: flex;
            }
            .nav-list {
                flex-direction: column;
                gap: 4px;
            }
            .nav-list li a {
                padding: 10px 0;
                font-size: 16px;
                border-bottom: 1px solid var(--border);
            }
            .nav-list li.active::after {
                display: none;
            }
            .nav-list li.active a {
                color: var(--accent);
            }
            .menu-toggle {
                display: flex;
            }
            .search-box {
                display: none;
            }
            .header-actions .btn-ghost {
                display: none;
            }
            .header-actions .btn-primary {
                padding: 0 14px;
                font-size: 14px;
                height: 38px;
            }
            .brand-text {
                font-size: 15px;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .category-hero {
                padding: 64px 0;
            }
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .card-grid-2 {
                grid-template-columns: 1fr;
            }
            .category-cards .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero p {
                font-size: 15px;
            }
            .hero-btns .btn {
                width: 100%;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .brand-text {
                max-width: 120px;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }
        }

/* roulang page: category3 */
:root {
  --primary: #0E4F4C;
  --primary-dark: #0B403D;
  --accent: #F4633A;
  --accent-light: #FF7B50;
  --mist: #E0EFEC;
  --bg: #F7F4EF;
  --ink: #1F2423;
  --ink-2: #5A625F;
  --line: #E6DFD6;
  --white: #ffffff;
  --radius: 8px;
  --radius-btn: 6px;
  --shadow-sm: 0 2px 8px rgba(30, 40, 35, 0.06);
  --shadow-lg: 0 8px 24px rgba(30, 40, 35, 0.10);
  --container: 1200px;
  --transition: all .3s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
img { max-width: 100%; display: block; }
ul { list-style: none; }
h1, h2, h3, h4, h5 { line-height: 1.3; color: var(--ink); letter-spacing: .01em; }
p { margin-bottom: 1em; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }

/* Buttons */
.btn-primary, .btn-accent, .btn-ghost, .btn-ghost-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 24px;
  height: 44px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(14,79,76,.25); }
.btn-primary:active { transform: translateY(0); box-shadow: none; }
.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-accent:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(244,99,58,.25); }
.btn-accent:active { transform: translateY(0); }
.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
  height: 40px;
}
.btn-ghost:hover { background: rgba(244,99,58,.08); border-color: var(--accent); color: var(--accent); }
.btn-ghost-light {
  background: transparent;
  border-color: rgba(255,255,255,.7);
  color: #fff;
}
.btn-ghost-light:hover { background: rgba(255,255,255,.15); border-color: #fff; color: #fff; }

/* Header */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 4px rgba(30,40,35,.05);
}
.header-inner {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.brand-text {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: .02em;
  white-space: nowrap;
}
.main-nav { display: flex; align-items: center; }
.nav-list { display: flex; gap: 28px; }
.nav-list a {
  font-size: 15px;
  color: var(--ink-2);
  font-weight: 500;
  padding: 6px 0;
  position: relative;
}
.nav-list a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-list a:hover { color: var(--accent); }
.nav-list a:hover::after { width: 100%; }
.nav-list li.active a { color: var(--ink); font-weight: 600; }
.nav-list li.active a::after { width: 100%; background: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.nav-search {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 999px;
  height: 38px;
  padding: 0 12px;
  gap: 6px;
  width: 200px;
  transition: var(--transition);
}
.nav-search:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(14,79,76,.15); background: #fff; }
.nav-search input {
  border: none;
  outline: none;
  background: transparent;
  font-size: 13px;
  width: 100%;
  color: var(--ink);
}
.nav-search input::placeholder { color: #9aa3a0; }
.nav-search svg, .nav-search i { color: var(--ink-2); font-size: 14px; }
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: var(--radius-btn);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.menu-toggle span { width: 18px; height: 2px; background: var(--ink); border-radius: 2px; transition: var(--transition); display: block; }
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 16px 0;
}
.mobile-menu.open { display: block; }
.mobile-menu .nav-list {
  flex-direction: column;
  gap: 0;
  padding: 0 24px;
}
.mobile-menu .nav-list a {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid #f0ece6;
  font-size: 16px;
}
.mobile-menu .nav-list li.active a { color: var(--accent); font-weight: 600; }
.mobile-menu .mm-actions { display: flex; flex-direction: column; gap: 12px; padding: 16px 24px; }
.mobile-menu .mm-actions .btn-primary, .mobile-menu .mm-actions .btn-ghost { width: 100%; }

/* Category Hero */
.category-hero {
  position: relative;
  background: var(--primary);
  padding: 90px 0 70px;
  overflow: hidden;
}
.category-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  opacity: .35;
}
.category-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(14,79,76,.92) 0%, rgba(14,79,76,.65) 60%, rgba(14,79,76,.35) 100%);
}
.category-hero .container { position: relative; z-index: 2; }
.hero-tag {
  display: inline-block;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.35);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
  letter-spacing: .03em;
}
.category-hero h1 {
  color: #fff;
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 14px;
}
.category-hero .hero-desc {
  color: rgba(255,255,255,.92);
  font-size: 17px;
  max-width: 560px;
  margin-bottom: 28px;
  line-height: 1.7;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-actions .btn-primary { background: var(--accent); color: #fff; }
.hero-actions .btn-primary:hover { background: var(--accent-light); }

/* Category Intro */
.category-intro { padding: 80px 0; background: var(--white); }
.intro-left img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
  height: 240px;
  object-fit: cover;
}
.category-intro h2 { font-size: 28px; margin-bottom: 16px; }
.category-intro .intro-text { color: var(--ink-2); font-size: 16px; line-height: 1.9; margin-bottom: 18px; }
.intro-points { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 16px; }
.intro-points li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  font-size: 14px;
  background: var(--mist);
  border-radius: 6px;
  padding: 8px 12px;
}
.intro-points li i { color: var(--accent); font-size: 14px; }

/* Steps */
.steps-section { padding: 80px 0; background: var(--bg); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 50px; }
.section-head .section-tag {
  display: inline-block;
  font-size: 14px;
  color: var(--primary);
  font-weight: 600;
  background: var(--mist);
  padding: 4px 16px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.section-head h2 { font-size: 30px; margin-bottom: 10px; }
.section-head p { color: var(--ink-2); font-size: 15px; }
.step-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
  height: 100%;
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(14,79,76,.2); }
.step-num {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  position: relative;
}
.step-num::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid var(--mist);
}
.step-card h3 { font-size: 17px; margin-bottom: 8px; }
.step-card p { color: var(--ink-2); font-size: 14px; line-height: 1.7; margin-bottom: 0; }

/* Mix cards */
.mix-cards-section { padding: 80px 0; background: var(--white); }
.mix-cards-section .section-head { text-align: left; max-width: 100%; margin-bottom: 36px; display: flex; justify-content: space-between; align-items: flex-end; }
.mix-cards-section .section-head h2 { margin-bottom: 4px; }
.mix-cards-section .section-head p { margin-bottom: 0; }
.mix-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.mix-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(14,79,76,.25); }
.mix-card .card-media { overflow: hidden; position: relative; background: var(--mist); }
.mix-card.horizontal .card-media { aspect-ratio: 16 / 9; }
.mix-card.vertical .card-media { aspect-ratio: 4 / 3; }
.mix-card .card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.mix-card:hover .card-media img { transform: scale(1.04); }
.mix-card .card-body { padding: 22px 22px 26px; flex: 1; display: flex; flex-direction: column; }
.mix-card .card-tag {
  display: inline-flex;
  align-self: flex-start;
  background: var(--mist);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 2px 12px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.mix-card h3 { font-size: 18px; line-height: 1.4; margin-bottom: 8px; }
.mix-card .card-text { color: var(--ink-2); font-size: 14px; line-height: 1.7; flex: 1; }
.mix-card .card-link { color: var(--accent); font-size: 14px; font-weight: 600; margin-top: 14px; display: inline-flex; align-items: center; gap: 4px; }
.mix-card .card-link i { font-size: 12px; transition: transform .3s; }
.mix-card:hover .card-link i { transform: translateX(4px); }

/* Guide Notes */
.guide-notes { padding: 80px 0; background: var(--mist); }
.guide-notes .section-head { margin-bottom: 40px; }
.note-item {
  background: rgba(255,255,255,.85);
  border: 1px solid rgba(14,79,76,.12);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  gap: 16px;
  height: 100%;
  transition: var(--transition);
}
.note-item:hover { box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.note-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  flex-shrink: 0;
}
.note-text h4 { font-size: 16px; margin-bottom: 4px; }
.note-text p { color: var(--ink-2); font-size: 14px; line-height: 1.7; margin-bottom: 0; }

/* FAQ */
.faq-section { padding: 80px 0; background: var(--white); }
.faq-wrap { max-width: 820px; margin: 0 auto; }
.accordion { border: none; }
.accordion-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; transition: var(--transition); }
.accordion-item:hover { border-color: rgba(14,79,76,.25); }
.accordion-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  padding: 18px 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
}
.accordion-title::before {
  content: "+";
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--mist);
  color: var(--primary);
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all .3s;
}
.accordion-item.is-active .accordion-title::before {
  content: "−";
  background: var(--accent);
  color: #fff;
}
.accordion-content { padding: 0 22px 20px; color: var(--ink-2); font-size: 15px; line-height: 1.8; }
.accordion-content p { margin-bottom: 0; }
.accordion-item.is-active { border-color: rgba(244,99,58,.4); box-shadow: var(--shadow-sm); }
.accordion-item.is-active .accordion-title { color: var(--accent); }

/* CTA */
.cta-section {
  position: relative;
  background: var(--primary);
  padding: 90px 0;
  text-align: center;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 680px;
  height: 680px;
  border: 2px dashed rgba(255,255,255,.15);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.cta-section::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 460px;
  height: 460px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.cta-inner { position: relative; z-index: 2; max-width: 600px; margin: 0 auto; }
.cta-inner h2 { color: #fff; font-size: 32px; margin-bottom: 12px; }
.cta-inner p { color: rgba(255,255,255,.9); font-size: 16px; margin-bottom: 30px; }
.cta-inner .btn-accent {
  background: var(--accent);
  color: #fff;
  font-size: 16px;
  height: 52px;
  padding: 0 42px;
  box-shadow: 0 6px 24px rgba(0,0,0,.15);
}
.cta-inner .btn-accent:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 10px 30px rgba(0,0,0,.2); }
.cta-note { color: rgba(255,255,255,.65); font-size: 12px; margin-top: 18px; }

/* Footer */
.site-footer { background: var(--primary); color: rgba(255,255,255,.85); margin-top: 0; }
.site-footer .grid-x { padding: 60px 0 40px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .brand-icon { background: rgba(255,255,255,.15); }
.footer-brand .brand-text { color: #fff; font-size: 17px; font-weight: 700; }
.site-footer p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.75); }
.site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 14px; letter-spacing: .02em; }
.site-footer ul li { margin-bottom: 8px; }
.site-footer ul a { color: rgba(255,255,255,.75); font-size: 14px; }
.site-footer ul a:hover { color: var(--accent-light); padding-left: 4px; }
.footer-qr {
  width: 130px;
  height: 130px;
  border: 1px dashed rgba(255,255,255,.35);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.8);
  font-size: 12px;
  text-align: center;
  margin-top: 4px;
}
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; }
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,.6); margin-bottom: 0; text-align: center; }

/* Responsive */
@media (max-width: 1024px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .nav-search { width: 150px; }
  .header-actions .btn-ghost { display: none; }
  .category-hero { padding: 70px 0 56px; }
  .category-hero h1 { font-size: 36px; }
  .section-head h2 { font-size: 26px; }
}
@media (max-width: 768px) {
  .header-inner { height: 58px; }
  .brand-text { font-size: 15px; }
  .header-actions .btn-primary { display: none; }
  .nav-search { width: 40px; border-radius: 50%; padding: 0; justify-content: center; }
  .nav-search input { display: none; }
  .category-hero { padding: 56px 0 44px; }
  .category-hero h1 { font-size: 28px; }
  .category-hero .hero-desc { font-size: 15px; }
  .category-intro { padding: 56px 0; }
  .step-card { margin-bottom: 16px; }
  .guide-notes { padding: 56px 0; }
  .note-item { margin-bottom: 16px; }
  .mix-cards-section { padding: 56px 0; }
  .faq-section { padding: 56px 0; }
  .cta-section { padding: 64px 0; }
  .cta-inner h2 { font-size: 26px; }
  .site-footer .grid-x { padding: 40px 0 20px; }
  .site-footer .cell { margin-bottom: 28px; }
}
@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .brand-icon { width: 32px; height: 32px; font-size: 16px; }
  .category-hero h1 { font-size: 24px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn-primary, .hero-actions .btn-ghost-light { width: 100%; }
  .intro-points { grid-template-columns: 1fr; }
  .mix-card.horizontal .card-media { aspect-ratio: 4 / 3; }
  .section-head p { font-size: 14px; }
}

/* roulang page: category2 */
:root {
  --primary: #0E4F4C;
  --primary-dark: #0B403D;
  --accent: #F4633A;
  --accent-light: #FF7B50;
  --mist: #E0EFEC;
  --bg-warm: #F7F4EF;
  --ink: #1F2423;
  --sub: #5A625F;
  --border: #E6DFD6;
  --success: #0E9F6E;
  --radius-card: 8px;
  --radius-btn: 6px;
  --shadow-sm: 0 2px 8px rgba(30,40,35,0.06);
  --shadow-md: 0 8px 24px rgba(30,40,35,0.10);
  --container: 1200px;
  --spacer-lg: 80px;
  --spacer-md: 48px;
  --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  background: var(--bg-warm);
  color: var(--ink);
  line-height: 1.75;
  font-size: 16px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s ease; }
ul, ol { list-style: none; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section-padding { padding: var(--spacer-lg) 0; }
.section-title { font-size: 30px; font-weight: 700; line-height: 1.3; text-align: center; margin-bottom: 12px; color: var(--ink); }
.section-subtitle { font-size: 15px; color: var(--sub); text-align: center; max-width: 640px; margin: 0 auto 48px; line-height: 1.7; }

/* Header */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 4px rgba(30,40,35,0.03);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 20px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0;
}
.brand-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}
.main-nav .nav-list {
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav-list a {
  font-size: 15px;
  color: var(--ink);
  padding: 6px 2px;
  position: relative;
  font-weight: 500;
  transition: color .25s ease;
}
.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  border-radius: 2px;
  background: var(--accent);
  transition: width .3s ease;
}
.nav-list a:hover { color: var(--accent); }
.nav-list a:hover::after { width: 100%; }
.nav-list li.active a { color: var(--ink); font-weight: 700; }
.nav-list li.active a::after { width: 100%; background: var(--accent); }
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.search-box {
  position: relative;
  width: 180px;
}
.search-box input {
  width: 100%;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 36px 0 14px;
  font-size: 13px;
  background: var(--bg-warm);
  color: var(--ink);
  outline: none;
  transition: border-color .25s, box-shadow .25s;
}
.search-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14,79,76,0.12);
}
.search-box i {
  position: absolute;
  right: 13px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 13px;
  color: var(--sub);
  pointer-events: none;
}
.login-link {
  font-size: 14px;
  color: var(--primary);
  font-weight: 600;
  padding: 8px 4px;
}
.login-link:hover { color: var(--accent); }
.primary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  padding: 0 22px;
  border-radius: var(--radius-btn);
  background: var(--primary);
  color: #fff !important;
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background .25s, box-shadow .25s, transform .15s;
}
.primary-btn:hover { background: var(--primary-dark); box-shadow: 0 4px 14px rgba(14,79,76,0.25); }
.primary-btn:active { transform: translateY(1px); }
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 22px;
  color: var(--primary);
  cursor: pointer;
  padding: 6px;
}
.menu-toggle:focus { outline: 2px solid var(--accent); border-radius: 4px; }

/* Page Hero */
.page-hero {
  position: relative;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
  padding: 90px 0 80px;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(100deg, rgba(10,30,28,0.90) 0%, rgba(14,79,76,0.55) 60%, rgba(14,79,76,0.25) 100%);
}
.page-hero .container { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  font-size: 13px;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
  backdrop-filter: none;
}
.hero-badge i { color: var(--accent-light); font-size: 12px; }
.page-hero h1 {
  font-size: 42px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}
.hero-desc {
  color: rgba(255,255,255,0.9);
  font-size: 16px;
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 28px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  border-radius: var(--radius-btn);
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: background .25s, transform .15s, box-shadow .25s;
}
.btn-light:hover { background: var(--accent-light); box-shadow: 0 6px 18px rgba(244,99,58,0.35); transform: translateY(-1px); }
.btn-outline-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  border-radius: var(--radius-btn);
  background: transparent;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border: 1.5px solid rgba(255,255,255,0.7);
  cursor: pointer;
  transition: background .25s, border-color .25s;
}
.btn-outline-light:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.hero-stats {
  display: flex;
  gap: 30px;
  margin-top: 42px;
  flex-wrap: wrap;
}
.stat-item { color: #fff; }
.stat-item .num {
  font-size: 28px;
  font-weight: 800;
  font-family: "DIN Alternate", "Roboto Mono", monospace;
  color: var(--accent-light);
}
.stat-item .label { font-size: 13px; color: rgba(255,255,255,0.75); margin-top: 2px; }

/* Feature Highlights */
.features-section {
  background: var(--bg-warm);
  padding: var(--spacer-lg) 0;
}
.features-grid { margin-top: 10px; }
.feature-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px 26px;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(14,79,76,0.25);
}
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--mist);
  color: var(--primary);
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--ink); }
.feature-card p { font-size: 14px; color: var(--sub); line-height: 1.75; }

/* Gallery */
.gallery-section {
  background: #fff;
  padding: var(--spacer-lg) 0;
}
.gallery-card {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  height: 100%;
  min-height: 200px;
  background: var(--mist);
}
.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.gallery-card:hover img { transform: scale(1.04); }
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,35,32,0.88) 0%, rgba(15,35,32,0.05) 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 18px 20px;
  transition: background .3s;
}
.gallery-overlay .tag {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  padding: 3px 12px;
  border-radius: 999px;
  width: fit-content;
  margin-bottom: 8px;
  font-weight: 600;
}
.gallery-overlay h3 {
  color: #fff;
  font-size: 17px;
  font-weight: 700;
}
.gallery-card-lg .gallery-overlay h3 { font-size: 22px; }
.gallery-card-lg { min-height: 280px; }

/* Domain Section */
.domain-section {
  background: var(--bg-warm);
  padding: var(--spacer-lg) 0;
}
.domain-grid { margin-top: 20px; }
.domain-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 28px;
  display: flex;
  gap: 18px;
  box-shadow: var(--shadow-sm);
  transition: transform .3s, box-shadow .3s;
  height: 100%;
}
.domain-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.domain-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--mist);
  color: var(--primary);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.domain-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.domain-card p { font-size: 13.5px; color: var(--sub); line-height: 1.7; }

/* Steps Section */
.steps-section {
  background: #fff;
  padding: var(--spacer-lg) 0;
}
.step-card {
  text-align: center;
  padding: 28px 18px;
  position: relative;
}
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-family: "DIN Alternate", monospace;
  box-shadow: 0 4px 14px rgba(14,79,76,0.25);
}
.step-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.step-card p { font-size: 13.5px; color: var(--sub); line-height: 1.7; }
.step-arrow {
  position: absolute;
  top: 36px;
  right: -6px;
  color: var(--border);
  font-size: 18px;
  z-index: 2;
}

/* FAQ */
.faq-section {
  background: var(--bg-warm);
  padding: var(--spacer-lg) 0;
}
.faq-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 24px;
  letter-spacing: 0.04em;
}
.faq-label::before {
  content: '';
  width: 4px;
  height: 16px;
  background: var(--accent);
  border-radius: 2px;
}
.accordion {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.accordion-item {
  border-bottom: 1px solid var(--border);
}
.accordion-item:last-child { border-bottom: none; }
.accordion-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: background .25s, color .25s;
}
.accordion-title:hover { background: var(--mist); }
.accordion-title .icon {
  font-size: 18px;
  color: var(--sub);
  transition: transform .3s, color .3s;
  font-style: normal;
}
.accordion-item.is-active .accordion-title { color: var(--primary); }
.accordion-item.is-active .accordion-title .icon { transform: rotate(45deg); color: var(--accent); }
.accordion-content {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .3s ease;
}
.accordion-item.is-active .accordion-content {
  padding: 0 24px 22px;
  max-height: 400px;
}
.accordion-content p {
  font-size: 14.5px;
  color: var(--sub);
  line-height: 1.8;
}

/* CTA */
.cta-section {
  background: var(--primary);
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 220px; height: 220px;
  border: 2px dashed rgba(255,255,255,0.18);
  border-radius: 50%;
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -80px; left: 30%;
  width: 180px; height: 180px;
  border: 2px dashed rgba(255,255,255,0.1);
  border-radius: 50%;
}
.cta-content {
  text-align: center;
  position: relative;
  z-index: 2;
}
.cta-content h2 {
  color: #fff;
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
}
.cta-content p {
  color: rgba(255,255,255,0.85);
  font-size: 15px;
  margin-bottom: 28px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 36px;
  border-radius: var(--radius-btn);
  background: var(--accent);
  color: #fff !important;
  font-size: 16px;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(244,99,58,0.35);
  transition: background .25s, transform .15s, box-shadow .25s;
}
.cta-btn:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(244,99,58,0.4); }
.cta-note {
  margin-top: 16px;
  font-size: 12px;
  color: rgba(255,255,255,0.6);
}

/* Footer */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.85);
  padding-top: 60px;
  font-size: 14px;
}
.site-footer .grid-x { row-gap: 30px; }
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: #fff;
}
.footer-brand .brand-icon {
  width: 36px;
  height: 36px;
  font-size: 18px;
}
.footer-brand .brand-text { color: #fff; font-size: 17px; font-weight: 700; }
.site-footer p { font-size: 13.5px; color: rgba(255,255,255,0.65); line-height: 1.8; }
.site-footer h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}
.site-footer ul li { margin-bottom: 10px; }
.site-footer ul a {
  color: rgba(255,255,255,0.65);
  font-size: 13.5px;
  transition: color .25s, padding-left .25s;
}
.site-footer ul a:hover { color: var(--accent-light); padding-left: 3px; }
.footer-qr {
  width: 96px;
  height: 96px;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 12px;
  background: rgba(255,255,255,0.06);
  margin-bottom: 12px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 48px;
  padding: 18px 0;
  text-align: center;
}
.footer-bottom p { font-size: 12px; color: rgba(255,255,255,0.5); margin: 0; }

/* Responsive */
@media (max-width: 1024px) {
  .search-box { display: none; }
  .nav-list { gap: 18px; }
  .brand-text { font-size: 16px; }
}
@media (max-width: 768px) {
  .header-inner { height: 58px; }
  .brand-text { font-size: 15px; }
  .login-link { display: none; }
  .primary-btn { height: 36px; padding: 0 16px; font-size: 13px; }
  .menu-toggle { display: block; }
  .main-nav {
    position: fixed;
    top: 58px;
    left: 0;
    width: 100%;
    background: #fff;
    box-shadow: 0 8px 24px rgba(30,40,35,0.12);
    padding: 16px 24px;
    transform: translateY(-120%);
    transition: transform .35s ease;
    z-index: 99;
  }
  .main-nav.open { transform: translateY(0); }
  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }
  .nav-list li { width: 100%; }
  .nav-list a {
    display: block;
    padding: 12px 0;
    font-size: 15px;
    border-bottom: 1px solid rgba(230,223,214,0.6);
  }
  .nav-list a::after { display: none; }
  .page-hero { padding: 60px 0 56px; }
  .page-hero h1 { font-size: 32px; }
  .hero-desc { font-size: 14.5px; }
  .hero-stats { gap: 18px; }
  .stat-item .num { font-size: 22px; }
  .section-padding { padding: 48px 0; }
  .section-title { font-size: 26px; }
  .section-subtitle { font-size: 14px; margin-bottom: 32px; }
  .feature-card { padding: 24px 18px; }
  .domain-card { padding: 22px 16px; }
  .cta-content h2 { font-size: 26px; }
  .step-arrow { display: none; }
}
@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .brand-text { font-size: 14px; }
  .brand-icon { width: 32px; height: 32px; font-size: 16px; }
  .primary-btn { padding: 0 12px; font-size: 12px; }
  .page-hero h1 { font-size: 28px; }
  .hero-actions .btn-light, .hero-actions .btn-outline-light { height: 40px; padding: 0 20px; font-size: 14px; }
  .accordion-title { font-size: 15px; padding: 16px 16px; }
  .accordion-content { font-size: 13px; }
}

/* roulang page: category4 */
:root {
    --color-primary: #0E4F4C;
    --color-primary-dark: #0B403D;
    --color-accent: #F4633A;
    --color-accent-hover: #FF7B50;
    --color-mist: #E0EFEC;
    --color-cream: #F7F4EF;
    --color-ink: #1F2423;
    --color-secondary-text: #5A625F;
    --color-border: #E6DFD6;
    --color-success: #0E9F6E;
    --radius-card: 8px;
    --radius-btn: 6px;
    --shadow-card: 0 2px 8px rgba(30, 40, 35, 0.06);
    --shadow-card-hover: 0 8px 24px rgba(30, 40, 35, 0.10);
    --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
    --font-mono: "DIN Alternate", "Roboto Mono", monospace;
    --header-h: 64px;
    --section-pad: 80px;
  }

  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.75;
    color: var(--color-ink);
    background-color: var(--color-cream);
    -webkit-font-smoothing: antialiased;
  }
  img { max-width: 100%; height: auto; display: block; }
  a { color: var(--color-primary); text-decoration: none; transition: color .25s ease; }
  a:hover { color: var(--color-accent); }
  ul, ol { list-style: none; margin: 0; padding: 0; }
  p { margin: 0 0 1em; }
  h1, h2, h3, h4, h5 {
    font-weight: 700;
    color: var(--color-ink);
    line-height: 1.3;
    margin: 0 0 .6em;
    letter-spacing: 0.01em;
  }
  h1 { font-size: 38px; }
  h2 { font-size: 30px; }
  h3 { font-size: 20px; }
  button, input { font-family: inherit; border: none; outline: none; }

  .container { max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
  .section-pad { padding: var(--section-pad) 0; }

  .section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 10px;
  }
  .section-label::before {
    content: '';
    width: 3px;
    height: 16px;
    background: var(--color-accent);
    border-radius: 2px;
  }
  .section-head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
  .section-head .section-label { justify-content: center; }
  .section-desc { color: var(--color-secondary-text); font-size: 16px; margin-bottom: 0; }

  .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-btn);
    font-size: 15px;
    font-weight: 600;
    padding: 10px 22px;
    cursor: pointer;
    line-height: 1.4;
    border: 1px solid transparent;
    transition: all .25s ease;
  }
  .primary-btn { background: var(--color-primary); color: #fff; }
  .primary-btn:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-1px); }
  .highlight-btn { background: var(--color-accent); color: #fff; box-shadow: 0 4px 12px rgba(244, 99, 58, 0.30); }
  .highlight-btn:hover { background: var(--color-accent-hover); color: #fff; transform: translateY(-1px); box-shadow: 0 6px 16px rgba(244, 99, 58, 0.36); }
  .ghost-btn { background: transparent; border-color: rgba(255,255,255,0.72); color: #fff; }
  .ghost-btn:hover { background: rgba(255,255,255,0.14); border-color: #fff; color: #fff; }
  .secondary-btn { background: var(--color-mist); color: var(--color-primary); }
  .secondary-btn:hover { background: rgba(224,239,236,0.75); color: var(--color-primary-dark); }

  /* ===== Header ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--header-h);
    background: #fff;
    border-bottom: 1px solid var(--color-border);
  }
  .header-inner {
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
  }
  .site-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
  .brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--color-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
  }
  .brand-text {
    font-size: 17px;
    font-weight: 700;
    color: var(--color-primary);
    white-space: nowrap;
    letter-spacing: 0.01em;
  }
  .main-nav { display: flex; }
  .nav-list { display: flex; gap: 26px; }
  .nav-list a {
    display: block;
    font-size: 15px;
    color: var(--color-ink);
    padding: 22px 0 20px;
    position: relative;
  }
  .nav-list a:hover { color: var(--color-accent); }
  .nav-list li.active a { font-weight: 600; color: var(--color-ink); }
  .nav-list li.active a::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 14px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
  }
  .header-actions { display: flex; align-items: center; gap: 14px; }
  .search-box {
    display: flex;
    align-items: center;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    padding: 0 6px 0 14px;
    height: 38px;
    transition: border-color .25s ease, box-shadow .25s ease;
  }
  .search-box:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(14, 79, 76, 0.12);
  }
  .search-box input {
    border: none;
    background: transparent;
    font-size: 14px;
    width: 110px;
    color: var(--color-ink);
  }
  .search-box input::placeholder { color: #A8AFA9; }
  .search-box button {
    background: var(--color-primary);
    color: #fff;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: background .25s ease;
  }
  .search-box button:hover { background: var(--color-primary-dark); }
  .login-link { font-size: 14px; color: var(--color-secondary-text); padding: 8px 2px; }
  .login-link:hover { color: var(--color-primary); }
  .header-cta { height: 38px; padding: 0 20px; font-size: 14px; }
  .mobile-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--color-mist);
    color: var(--color-primary);
    align-items: center;
    justify-content: center;
    font-size: 18px;
    cursor: pointer;
    transition: background .25s ease;
  }
  .mobile-toggle:hover { background: rgba(224,239,236,0.7); }

  /* ===== Off-canvas ===== */
  .off-canvas { background: #fff; width: 280px; box-shadow: -4px 0 20px rgba(0,0,0,0.08); }
  .off-canvas .close-button { color: var(--color-ink); }
  .mobile-nav-list { padding: 24px 24px 8px; }
  .mobile-nav-list li { border-bottom: 1px solid var(--color-border); }
  .mobile-nav-list a { display: block; padding: 14px 0; font-size: 16px; color: var(--color-ink); }
  .mobile-nav-list a:hover { color: var(--color-accent); }
  .mobile-nav-list li.active a { color: var(--color-primary); font-weight: 700; }
  .mobile-actions { padding: 20px 24px 24px; display: flex; flex-direction: column; gap: 12px; }
  .mobile-actions .login-link { padding: 0; text-align: center; }

  /* ===== Category Hero ===== */
  .category-hero {
    position: relative;
    background-size: cover;
    background-position: center;
    padding: 110px 0;
  }
  .category-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(10, 41, 39, 0.92) 0%, rgba(14, 79, 76, 0.72) 55%, rgba(14, 79, 76, 0.35) 100%);
  }
  .category-hero-inner { position: relative; z-index: 1; max-width: 640px; }
  .breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: rgba(255,255,255,0.78);
    margin-bottom: 18px;
  }
  .breadcrumb a { color: rgba(255,255,255,0.85); }
  .breadcrumb a:hover { color: var(--color-accent-hover); }
  .breadcrumb .sep { opacity: 0.6; }
  .breadcrumb .current { color: rgba(255,255,255,0.95); }
  .hero-eyebrow {
    display: inline-block;
    background: rgba(244, 99, 58, 0.92);
    color: #fff;
    font-size: 13px;
    padding: 5px 14px;
    border-radius: 999px;
    margin-bottom: 18px;
    letter-spacing: 0.02em;
  }
  .category-hero h1 {
    color: #fff;
    font-size: 44px;
    margin-bottom: 12px;
    line-height: 1.2;
  }
  .hero-subtitle {
    color: rgba(255,255,255,0.92);
    font-size: 18px;
    margin-bottom: 28px;
  }
  .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

  /* ===== Category Intro ===== */
  .category-intro { background: #fff; border-bottom: 1px solid var(--color-border); }
  .intro-image {
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-card);
  }
  .intro-image img { width: 100%; height: 290px; object-fit: cover; }
  .category-intro h2 { margin-bottom: 16px; }
  .category-intro p { color: var(--color-secondary-text); margin-bottom: 1em; }
  .category-intro .intro-actions { margin-top: 22px; display: flex; gap: 12px; flex-wrap: wrap; }

  /* ===== Announce Section ===== */
  .announce-section { background: var(--color-cream); }
  .notice-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    height: 100%;
    margin-bottom: 20px;
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  }
  .notice-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
    border-color: rgba(14, 79, 76, 0.22);
  }
  .notice-card-media { position: relative; }
  .notice-card-media img { width: 100%; height: 170px; object-fit: cover; }
  .notice-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--color-accent);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
  }
  .notice-card-body { padding: 18px 18px 16px; display: flex; flex-direction: column; flex: 1; }
  .notice-card-body h3 { font-size: 18px; margin-bottom: 8px; }
  .notice-card-body p {
    font-size: 14px;
    color: var(--color-secondary-text);
    line-height: 1.7;
    flex: 1;
    margin-bottom: 0;
  }
  .notice-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--color-border);
    font-size: 13px;
    color: var(--color-secondary-text);
  }
  .text-link { color: var(--color-primary); font-weight: 600; font-size: 13px; }
  .text-link:hover { color: var(--color-accent); }
  .text-link i { margin-left: 4px; font-size: 12px; }

  /* ===== Sidebar ===== */
  .sidebar-panel {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-card);
  }
  .sidebar-panel h3 {
    font-size: 17px;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--color-border);
    position: relative;
  }
  .sidebar-panel h3::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 36px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 2px;
  }
  .hot-list li { padding: 9px 0; border-bottom: 1px dashed var(--color-border); }
  .hot-list li:last-child { border-bottom: none; }
  .hot-list a { display: flex; gap: 8px; align-items: baseline; color: var(--color-ink); font-size: 14px; line-height: 1.6; }
  .hot-list a:hover { color: var(--color-accent); }
  .hot-list .hot-rank { color: var(--color-accent); font-weight: 700; font-size: 13px; font-family: var(--font-mono); flex-shrink: 0; }
  .tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
  .tag-cloud a {
    background: var(--color-mist);
    color: var(--color-primary);
    font-size: 13px;
    padding: 5px 13px;
    border-radius: 999px;
    transition: all .25s ease;
  }
  .tag-cloud a:hover { background: var(--color-accent); color: #fff; }
  .archive-list li { padding: 8px 0; border-bottom: 1px dashed var(--color-border); }
  .archive-list li:last-child { border-bottom: none; }
  .archive-list a { display: flex; justify-content: space-between; align-items: center; color: var(--color-secondary-text); font-size: 14px; }
  .archive-list a:hover { color: var(--color-accent); }
  .archive-count {
    background: var(--color-mist);
    color: var(--color-primary);
    font-size: 12px;
    border-radius: 999px;
    padding: 1px 9px;
    font-family: var(--font-mono);
  }
  .sidebar-cta { background: var(--color-primary); border-color: var(--color-primary); text-align: center; }
  .sidebar-cta h3 { color: #fff; border-bottom-color: rgba(255,255,255,0.2); }
  .sidebar-cta h3::after { background: var(--color-accent); }
  .sidebar-cta p { color: rgba(255,255,255,0.82); font-size: 14px; }
  .sidebar-cta .button { width: 100%; }

  /* ===== Feature Strip ===== */
  .feature-strip { background: var(--color-mist); }
  .feature-item {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 28px 22px;
    text-align: center;
    height: 100%;
    box-shadow: var(--shadow-card);
    transition: transform .3s ease, box-shadow .3s ease;
    margin-bottom: 20px;
  }
  .feature-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
  .feature-num {
    font-family: var(--font-mono);
    font-size: 32px;
    font-weight: 700;
    color: var(--color-accent);
    display: block;
    margin-bottom: 12px;
    line-height: 1;
  }
  .feature-item h3 { font-size: 18px; margin-bottom: 8px; }
  .feature-item p { font-size: 14px; color: var(--color-secondary-text); line-height: 1.7; margin-bottom: 0; }

  /* ===== Process ===== */
  .process-section { background: #fff; }
  .process-step { text-align: center; padding: 0 10px; margin-bottom: 20px; }
  .step-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--color-mist);
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 16px;
    transition: all .3s ease;
  }
  .process-step:hover .step-icon { background: var(--color-accent); color: #fff; transform: scale(1.06); }
  .process-step h3 { font-size: 18px; margin-bottom: 8px; }
  .process-step p { font-size: 14px; color: var(--color-secondary-text); margin-bottom: 0; }

  /* ===== FAQ ===== */
  .faq-section { background: var(--color-cream); }
  .faq-wrap { max-width: 860px; margin: 0 auto; }
  .accordion {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-card);
  }
  .accordion-title {
    font-size: 16px !important;
    font-weight: 600;
    color: var(--color-ink) !important;
    padding: 18px 24px !important;
    border-bottom: 1px solid var(--color-border);
    transition: color .25s ease;
  }
  .accordion-title:hover { color: var(--color-accent) !important; }
  .accordion-item.is-active .accordion-title { color: var(--color-accent) !important; }
  .accordion-content {
    background: rgba(224, 239, 236, 0.35);
    color: var(--color-secondary-text);
    font-size: 15px;
    line-height: 1.8;
    padding: 18px 24px !important;
    border-bottom: 1px solid var(--color-border);
  }
  .accordion-item:last-child .accordion-content { border-bottom: none; }
  .accordion-content p { margin: 0; }

  /* ===== CTA Band ===== */
  .cta-band {
    background: var(--color-primary);
    position: relative;
    overflow: hidden;
    padding: 70px 0;
    text-align: center;
  }
  .cta-band::before,
  .cta-band::after {
    content: '';
    position: absolute;
    border: 2px dashed rgba(255,255,255,0.16);
    border-radius: 50%;
    pointer-events: none;
  }
  .cta-band::before { width: 240px; height: 240px; top: -80px; left: -60px; }
  .cta-band::after { width: 320px; height: 320px; bottom: -140px; right: -80px; }
  .cta-band h2 { color: #fff; font-size: 30px; margin-bottom: 8px; position: relative; z-index: 1; }
  .cta-band p { color: rgba(255,255,255,0.82); margin-bottom: 28px; position: relative; z-index: 1; }
  .cta-band .highlight-btn { position: relative; z-index: 1; height: 48px; padding: 0 36px; font-size: 16px; }
  .cta-note {
    display: block;
    margin-top: 20px;
    font-size: 12px;
    color: rgba(255,255,255,0.68);
    position: relative;
    z-index: 1;
  }

  /* ===== Footer ===== */
  .site-footer {
    background: var(--color-primary);
    color: rgba(255,255,255,0.82);
    padding: 60px 0 0;
  }
  .footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
  .footer-brand .brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: #fff;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
  }
  .footer-brand .brand-text { color: #fff; font-size: 17px; font-weight: 700; white-space: nowrap; }
  .site-footer p { font-size: 14px; line-height: 1.8; opacity: 0.85; }
  .site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 16px; }
  .site-footer ul li { margin-bottom: 10px; }
  .site-footer ul a { color: rgba(255,255,255,0.75); font-size: 14px; }
  .site-footer ul a:hover { color: var(--color-accent-hover); }
  .footer-qr {
    width: 100px;
    height: 100px;
    background: #fff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 13px;
    text-align: center;
    padding: 8px;
    line-height: 1.5;
  }
  .footer-bottom { border-top: 1px solid rgba(255,255,255,0.14); margin-top: 40px; padding: 20px 0; text-align: center; }
  .footer-bottom p { margin: 0; font-size: 13px; opacity: 0.72; }
  .footer-bottom a { color: rgba(255,255,255,0.85); }
  .footer-bottom a:hover { color: var(--color-accent-hover); }

  #announce-list { scroll-margin-top: 84px; }

  /* ===== Responsive ===== */
  @media (max-width: 1024px) {
    :root { --section-pad: 60px; }
    .main-nav { display: none; }
    .header-actions .search-box,
    .header-actions .login-link { display: none; }
    .mobile-toggle { display: flex; }
    .category-hero { padding: 90px 0; }
  }
  @media (max-width: 768px) {
    h1 { font-size: 32px; }
    h2 { font-size: 26px; }
    .category-hero h1 { font-size: 38px; }
    .category-hero { padding: 80px 0; }
    .section-head { margin-bottom: 32px; }
    .notice-card-media img { height: 150px; }
    .intro-image { margin-bottom: 24px; }
    .intro-image img { height: 220px; }
    .site-footer .cell { margin-bottom: 28px; }
    .cta-band { padding: 56px 0; }
  }
  @media (max-width: 520px) {
    :root { --section-pad: 48px; }
    .brand-text { font-size: 15px; }
    .header-cta { display: none; }
    .category-hero h1 { font-size: 30px; }
    .hero-subtitle { font-size: 16px; }
    .cta-band h2 { font-size: 24px; }
    .cta-band .highlight-btn { height: 44px; padding: 0 28px; font-size: 15px; }
    .footer-brand .brand-text { font-size: 15px; white-space: normal; }
    .search-box { display: none; }
  }