/* roulang page: index */
:root {
  --primary: #1B4F4A;
  --primary-dark: #123A36;
  --gradient: linear-gradient(135deg, #3EC9A7 0%, #2A9D8F 100%);
  --cta: #FF7A45;
  --accent: #75E6C2;
  --bg: #F8F6F1;
  --bg-light: #EEF2ED;
  --card: #FFFFFF;
  --title: #12302C;
  --text: #2E3A38;
  --muted: #6B7A76;
  --border: rgba(27, 79, 74, 0.12);
  --shadow: 0 8px 28px rgba(18, 58, 54, 0.08);
  --shadow-hover: 0 12px 36px rgba(18, 58, 54, 0.14);
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --section-space: 88px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color .25s ease; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input:focus, button:focus, a:focus { outline: 2px solid rgba(42, 157, 143, 0.4); outline-offset: 2px; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 1023px) { .container { padding: 0 24px; } }
@media (max-width: 767px) { .container { padding: 0 16px; } }

.num { font-family: "DIN Alternate", "Barlow Condensed", sans-serif; font-weight: 700; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 246, 241, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-top {
  border-bottom: 1px solid var(--border);
}
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 20px;
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(42, 157, 143, 0.3);
}
.brand-text { font-size: 20px; font-weight: 800; color: var(--primary); letter-spacing: 0.02em; }
.brand-tag {
  font-size: 11px; color: var(--muted); background: var(--bg-light);
  padding: 3px 10px; border-radius: 20px; margin-left: 6px; display: inline-block;
  white-space: nowrap;
}
.header-search {
  flex: 0 1 240px;
  position: relative;
}
.header-search input {
  width: 100%; height: 38px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  padding: 0 38px 0 14px;
  font-size: 13px;
  color: var(--text);
  transition: border-color .25s, box-shadow .25s;
}
.header-search input:focus {
  border-color: #2A9D8F;
  box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.15);
  outline: none;
}
.header-search .search-icon {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: var(--muted);
  pointer-events: none;
}
.header-btn {
  height: 36px;
  padding: 0 20px;
  border-radius: 10px;
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  transition: all .25s ease;
  white-space: nowrap;
}
.header-btn:hover { background: var(--bg-light); }
.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: 8px;
  align-items: center; justify-content: center;
  color: var(--primary);
  font-size: 22px;
}
.header-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  gap: 24px;
}
.main-nav { display: flex; align-items: center; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.main-nav::-webkit-scrollbar { display: none; }
.nav-link {
  position: relative;
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  border-radius: 8px;
  transition: color .25s ease;
}
.nav-link:hover { color: #2A9D8F; }
.nav-link.active { color: var(--primary); font-weight: 600; }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 16px; right: 16px; bottom: 4px;
  height: 3px;
  border-radius: 4px;
  background: var(--gradient);
}
.hot-tags { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.hot-tag {
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 20px;
  background: var(--bg-light);
  color: var(--primary);
  white-space: nowrap;
  transition: all .25s ease;
}
.hot-tag:hover { background: var(--gradient); color: #fff; }

/* ===== Mobile Drawer ===== */
.mobile-drawer {
  position: fixed;
  top: 0; right: -320px;
  width: 300px; height: 100vh;
  background: var(--bg);
  z-index: 200;
  box-shadow: -8px 0 30px rgba(18, 58, 54, 0.2);
  transition: right .35s ease;
  display: flex;
  flex-direction: column;
  padding: 20px;
}
.mobile-drawer.open { right: 0; }
.drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.drawer-close { width: 36px; height: 36px; border-radius: 8px; background: var(--bg-light); font-size: 20px; color: var(--primary); display: flex; align-items: center; justify-content: center; }
.drawer-nav { display: flex; flex-direction: column; flex: 1; }
.drawer-link {
  padding: 14px 8px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}
.drawer-link:hover { color: #2A9D8F; }
.drawer-link.active { color: var(--primary); font-weight: 700; }
.drawer-bottom { border-top: 1px solid var(--border); padding-top: 16px; display: flex; flex-direction: column; gap: 12px; }
.drawer-bottom input {
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  padding: 0 14px;
  font-size: 14px;
}
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(18, 58, 54, 0.5);
  z-index: 150;
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s ease;
}
.drawer-overlay.show { opacity: 1; visibility: visible; }

/* ===== Section Base ===== */
.section { padding: var(--section-space) 0; }
@media (max-width: 767px) { .section { padding: 56px 0; } }
.section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 36px; flex-wrap: wrap; gap: 12px; }
.section-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--title);
  position: relative;
  padding-left: 34px;
  line-height: 1.4;
}
.section-title::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--gradient);
}
.section-title::after {
  content: '';
  position: absolute;
  left: 16px; top: 50%;
  transform: translateY(-50%);
  width: 24px; height: 2px;
  background: var(--gradient);
}
.section-more {
  font-size: 14px;
  color: var(--muted);
  padding: 8px 18px;
  border-radius: 20px;
  background: var(--bg-light);
  transition: all .25s ease;
}
.section-more:hover { background: var(--gradient); color: #fff; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  transition: all .25s ease;
  white-space: nowrap;
  border: none;
  cursor: pointer;
}
.btn-primary { background: var(--gradient); color: #fff; box-shadow: 0 4px 14px rgba(42, 157, 143, 0.3); }
.btn-primary:hover { filter: brightness(1.08); transform: translateY(-2px); }
.btn-primary:active { transform: scale(0.97); }
.btn-cta { background: var(--cta); color: #fff; box-shadow: 0 4px 14px rgba(255, 122, 69, 0.3); }
.btn-cta:hover { filter: brightness(1.08); transform: translateY(-2px); }
.btn-cta:active { transform: scale(0.97); }
.btn-outline {
  background: #fff;
  border: 1px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover { background: var(--bg-light); }
.btn-outline:active { transform: scale(0.97); }

/* ===== Badge / Tag ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 30px;
  background: #E4F2EE;
  font-size: 13px;
  color: var(--primary);
  white-space: nowrap;
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gradient);
}
.badge-num { font-size: 20px; font-weight: 700; color: var(--primary); font-family: "DIN Alternate", "Barlow Condensed", sans-serif; }
.tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  background: var(--bg-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 500;
  transition: all .25s ease;
  white-space: nowrap;
}
.tag:hover { background: var(--gradient); color: #fff; }
.tag-hot { background: rgba(255, 122, 69, 0.12); color: #E8590C; }
.tag-new { background: rgba(62, 201, 167, 0.14); color: var(--primary); }

/* ===== Hero ===== */
.hero {
  position: relative;
  background: var(--bg);
  overflow: hidden;
  padding: 68px 0 76px;
}
.hero::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: rgba(117, 230, 194, 0.18);
  filter: blur(60px);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 58% 1fr;
  gap: 56px;
  align-items: center;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--primary);
  background: #E4F2EE;
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 20px;
}
.hero-kicker::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gradient);
}
.hero h1 {
  font-size: clamp(28px, 4.5vw, 44px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--title);
  margin-bottom: 18px;
}
.hero h1 .grad-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  max-width: 540px;
  margin-bottom: 28px;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--muted);
}

/* Phone card */
.phone-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.phone-frame {
  position: relative;
  width: 260px;
  max-width: 86%;
  aspect-ratio: 9 / 15.5;
  border-radius: 30px;
  padding: 4px;
  background: var(--gradient);
  box-shadow: 0 20px 50px rgba(18, 58, 54, 0.2);
  animation: glowPulse 3s ease-in-out infinite;
}
@keyframes glowPulse {
  0%, 100% { box-shadow: 0 20px 50px rgba(18, 58, 54, 0.2), 0 0 0 0 rgba(62, 201, 167, 0.2); }
  50% { box-shadow: 0 20px 50px rgba(18, 58, 54, 0.2), 0 0 30px 6px rgba(62, 201, 167, 0.4); }
}
.phone-screen {
  width: 100%; height: 100%;
  border-radius: 26px;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.phone-screen::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(180deg, rgba(18, 58, 54, 0.15) 0%, rgba(18, 58, 54, 0.55) 100%);
}
.phone-caption {
  position: relative;
  z-index: 2;
  padding: 20px 16px;
  color: #fff;
}
.phone-caption p { font-size: 15px; font-weight: 600; line-height: 1.5; margin-bottom: 4px; }
.phone-caption span { font-size: 12px; opacity: 0.85; }
.phone-float {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  width: 74%;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(18, 58, 54, 0.15);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  z-index: 3;
}
.float-play {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}
.float-play svg { width: 16px; height: 16px; fill: #fff; }
.phone-float p { font-size: 13px; font-weight: 600; color: var(--title); line-height: 1.4; }
.phone-float span { font-size: 11px; color: var(--muted); }

/* ===== Hot Cards ===== */
.hot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
@media (max-width: 1023px) { .hot-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 680px) { .hot-grid { grid-template-columns: 1fr; } }
.hot-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease;
  position: relative;
}
.hot-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.hot-card.offset { transform: translateY(8px); }
.hot-card.offset:hover { transform: translateY(4px); }
.hot-media {
  position: relative;
  aspect-ratio: 3 / 3.4;
  overflow: hidden;
}
.hot-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.hot-card:hover .hot-media img { transform: scale(1.05); }
.hot-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(18, 58, 54, 0.55) 100%);
  transition: opacity .3s ease;
}
.hot-card:hover .hot-media::after { opacity: 0.85; }
.media-play {
  position: absolute;
  top: 14px; left: 14px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: transform .25s ease;
}
.media-play svg { width: 14px; height: 14px; fill: var(--primary); margin-left: 2px; }
.hot-card:hover .media-play { transform: scale(1.1); }
.media-tag {
  position: absolute;
  top: 14px; right: 14px;
  z-index: 2;
}
.hot-body { padding: 20px 22px 24px; }
.hot-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--title);
  line-height: 1.5;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.hot-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
}
.hot-meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--border); }

/* ===== Checklist ===== */
.checklist-section { background: var(--bg-light); }
.checklist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 1023px) {
  .checklist-grid { grid-template-columns: 1fr; }
}
.check-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--card);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: all .25s ease;
  margin-bottom: 14px;
  border: 2px solid transparent;
}
.check-item:hover { background: var(--bg-light); }
.check-item.active {
  border-color: #2A9D8F;
  background: #fff;
  box-shadow: var(--shadow-hover);
}
.check-num {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--gradient);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  font-family: "DIN Alternate", "Barlow Condensed", sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.check-info h4 { font-size: 16px; font-weight: 600; color: var(--title); margin-bottom: 4px; }
.check-info p { font-size: 13px; color: var(--muted); line-height: 1.6; }
.check-detail-wrap {
  background: var(--card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.check-detail-img { aspect-ratio: 16 / 8; overflow: hidden; }
.check-detail-img img { width: 100%; height: 100%; object-fit: cover; }
.check-detail-body { padding: 24px; }
.check-detail-list { list-style: none; margin-bottom: 16px; }
.check-detail-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
}
.check-detail-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gradient);
}
.detail-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: gap .25s ease;
}
.detail-link:hover { gap: 10px; color: #2A9D8F; }

/* ===== Testimonial ===== */
.testimonial-scroll {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 12px;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--accent) transparent;
}
.testimonial-scroll::-webkit-scrollbar { height: 6px; }
.testimonial-scroll::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 6px; }
.testimonial-scroll::-webkit-scrollbar-track { background: transparent; }
.testi-card {
  flex: 0 0 300px;
  background: var(--card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 24px;
  scroll-snap-align: start;
  transition: transform .25s ease, box-shadow .25s ease;
}
.testi-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.testi-user { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.testi-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.avatar-1 { background: var(--gradient); }
.avatar-2 { background: #F4A261; }
.avatar-3 { background: #2A9D8F; }
.avatar-4 { background: #E76F51; }
.testi-name { font-size: 15px; font-weight: 600; color: var(--title); margin-bottom: 2px; }
.testi-role { font-size: 12px; color: var(--muted); }
.testi-stars { color: #F4A261; font-size: 14px; letter-spacing: 2px; margin-bottom: 10px; }
.testi-text { font-size: 14px; line-height: 1.75; color: var(--text); }
.testi-time { margin-top: 14px; font-size: 12px; color: var(--muted); }

/* ===== CTA Section ===== */
.cta-section {
  background: linear-gradient(180deg, #123A36 0%, #0F3A36 100%);
  border-radius: 24px;
  padding: 64px 48px;
  position: relative;
  overflow: hidden;
  color: #fff;
}
@media (max-width: 767px) { .cta-section { padding: 40px 24px; } }
.cta-section::before,
.cta-section::after {
  content: '';
  position: absolute;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
}
.cta-section::before { width: 220px; height: 220px; bottom: -60px; right: -40px; transform: rotate(15deg); }
.cta-section::after { width: 140px; height: 140px; bottom: 40px; right: 140px; transform: rotate(25deg); }
.cta-inner { position: relative; z-index: 2; text-align: center; max-width: 640px; margin: 0 auto; }
.cta-title { font-size: clamp(24px, 3vw, 32px); font-weight: 700; line-height: 1.4; margin-bottom: 16px; }
.cta-sub { font-size: 16px; opacity: 0.8; margin-bottom: 32px; line-height: 1.8; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-note { margin-top: 20px; font-size: 13px; opacity: 0.6; }

/* ===== Latest News (CMS) ===== */
.latest-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
@media (max-width: 900px) { .latest-grid { grid-template-columns: 1fr; } }
.feature-card { background: var(--card); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.feature-thumb { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.feature-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.feature-card:hover .feature-thumb img { transform: scale(1.04); }
.feature-thumb::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(18, 58, 54, 0.5) 100%); }
.feature-thumb .tag { position: absolute; top: 14px; left: 14px; z-index: 2; }
.feature-body { padding: 24px; }
.feature-title { font-size: 20px; font-weight: 700; color: var(--title); line-height: 1.45; margin-bottom: 10px; }
.feature-title a:hover { color: #2A9D8F; }
.feature-excerpt { font-size: 14px; color: var(--muted); line-height: 1.8; margin-bottom: 16px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.feature-meta { display: flex; align-items: center; justify-content: space-between; font-size: 13px; color: var(--muted); }
.feature-link { font-weight: 600; color: var(--primary); }
.feature-link:hover { color: #2A9D8F; }

.latest-list { display: flex; flex-direction: column; gap: 12px; }
.news-row {
  display: block;
  background: var(--card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 18px 20px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  border-left: 3px solid transparent;
}
.news-row:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); border-left-color: #2A9D8F; }
.news-row-top { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.news-row-top .meta-date { font-size: 12px; color: var(--muted); font-family: "DIN Alternate", "Barlow Condensed", sans-serif; }
.mini-tag {
  display: inline-block;
  font-size: 11px;
  padding: 2px 10px;
  border-radius: 12px;
  background: var(--bg-light);
  color: var(--primary);
}
.news-title { font-size: 15px; font-weight: 600; color: var(--title); line-height: 1.5; margin-bottom: 4px; transition: color .25s ease; }
.news-row:hover .news-title { color: #2A9D8F; }
.news-excerpt {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.empty-box {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: var(--card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.empty-icon {
  width: 72px; height: 72px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
}
.empty-box p { font-size: 15px; color: var(--muted); }

/* ===== FAQ ===== */
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: var(--card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow .25s ease;
}
.faq-item:hover { box-shadow: var(--shadow-hover); }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--title);
  transition: background .25s ease;
}
.faq-q:hover { background: var(--bg-light); }
.faq-q::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #C8D5D0;
  flex-shrink: 0;
  transition: background .3s ease;
}
.faq-item.open .faq-q::before { background: #2A9D8F; }
.faq-icon {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform .3s ease;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
  padding: 0 24px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
  border-top: 1px solid transparent;
}
.faq-item.open .faq-a { max-height: 300px; padding-top: 16px; padding-bottom: 18px; border-top-color: var(--border); }

/* ===== Footer ===== */
.site-footer {
  background: linear-gradient(180deg, #123A36 0%, #0F3A36 100%);
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 0 0;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}
@media (max-width: 1023px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 680px) { .footer-grid { grid-template-columns: 1fr; gap: 32px; } }
.footer-brand-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand-logo .brand-icon { width: 36px; height: 36px; border-radius: 10px; background: var(--gradient); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; }
.footer-brand-logo .brand-text { font-size: 19px; font-weight: 700; color: #fff; }
.footer-desc { font-size: 14px; line-height: 1.8; margin-bottom: 16px; }
.footer-col h4 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after { content: ''; position: absolute; left: 0; bottom: 0; width: 24px; height: 2px; background: var(--gradient); border-radius: 2px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: rgba(255, 255, 255, 0.65); transition: color .25s ease, padding-left .25s ease; }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-commit { display: flex; flex-direction: column; gap: 12px; }
.commit-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 13px;
}
.commit-item .num { font-size: 17px; color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a { color: rgba(255, 255, 255, 0.5); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== Animations ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-fade-up { animation: fadeUp .6s ease both; }

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .phone-wrapper { margin-top: 20px; }
  .hero { padding: 48px 0 60px; }
}
@media (max-width: 767px) {
  .header-search { display: none; }
  .header-btn-btn { display: none; }
  .menu-toggle { display: flex; }
  .header-bottom { display: none; }
  .hot-tags { display: none; }
  .header-top-inner { height: 58px; }
  .brand-tag { display: none; }
  .section-title { font-size: 21px; }
  .cta-actions { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 280px; }
  .hero h1 { font-size: 28px; }
  .hot-card.offset { transform: none; }
  .hot-card.offset:hover { transform: translateY(-4px); }
  .checklist-grid { gap: 24px; }
  .footer-bottom { font-size: 12px; line-height: 1.8; }
}

/* roulang page: category1 */
:root {
      --primary: #1B4F4A;
      --primary-dark: #123A36;
      --primary-deep: #0F3A36;
      --gradient: linear-gradient(135deg, #3EC9A7 0%, #2A9D8F 100%);
      --cta: #FF7A45;
      --accent-soft: #75E6C2;
      --bg: #F8F6F1;
      --bg-soft: #EEF2ED;
      --card: #FFFFFF;
      --text: #2E3A38;
      --text-heading: #12302C;
      --text-muted: #6B7A76;
      --border: rgba(27, 79, 74, 0.12);
      --shadow: 0 8px 28px rgba(18, 58, 54, 0.08);
      --shadow-hover: 0 12px 36px rgba(18, 58, 54, 0.14);
      --radius-lg: 20px;
      --radius-md: 16px;
      --radius-sm: 10px;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      background: var(--bg);
      color: var(--text);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      line-height: 1.75;
      letter-spacing: 0.01em;
      -webkit-font-smoothing: antialiased;
    }

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

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

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

    input {
      font-family: inherit;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding-left: 32px;
      padding-right: 32px;
    }

    .section {
      padding: 80px 0;
    }

    .section-title {
      max-width: 720px;
      margin-bottom: 40px;
    }

    .section-title h2 {
      font-size: 28px;
      font-weight: 800;
      line-height: 1.4;
      color: var(--text-heading);
      display: flex;
      align-items: center;
      gap: 14px;
      letter-spacing: -0.01em;
    }

    .section-title h2::before {
      content: "";
      width: 6px;
      height: 22px;
      border-radius: 3px;
      background: var(--gradient);
      flex-shrink: 0;
    }

    .section-title h2::after {
      content: "";
      width: 24px;
      height: 2px;
      background: var(--gradient);
      border-radius: 2px;
    }

    .section-title p {
      color: var(--text-muted);
      margin-top: 14px;
      font-size: 15px;
      max-width: 640px;
    }

    /* ======= Header Nav ======= */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(248, 246, 241, 0.92);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
    }

    .header-top-inner {
      display: flex;
      align-items: center;
      gap: 24px;
      height: 64px;
    }

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

    .brand-icon {
      width: 34px;
      height: 34px;
      border-radius: 9px;
      background: var(--gradient);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 19px;
      font-weight: 800;
      box-shadow: 0 4px 12px rgba(42, 157, 143, 0.3);
    }

    .brand-text {
      font-size: 19px;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.01em;
      white-space: nowrap;
    }

    .brand-sub {
      font-size: 11px;
      color: var(--text-muted);
      border-left: 1px solid var(--border);
      padding-left: 10px;
      line-height: 1.4;
      white-space: nowrap;
    }

    .header-search {
      flex: 1;
      max-width: 260px;
      display: flex;
      align-items: center;
      gap: 8px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 10px;
      height: 36px;
      padding: 0 12px;
      transition: all 0.25s ease;
    }

    .header-search:focus-within {
      border-color: #2A9D8F;
      box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.15);
    }

    .header-search svg {
      width: 15px;
      height: 15px;
      color: var(--text-muted);
      flex-shrink: 0;
    }

    .header-search input {
      border: none;
      outline: none;
      background: transparent;
      width: 100%;
      font-size: 13px;
      color: var(--text);
    }

    .header-login-btn {
      color: var(--primary);
      font-size: 14px;
      font-weight: 600;
      padding: 8px 16px;
      border-radius: 8px;
      border: 1px solid var(--border);
      transition: all 0.2s ease;
      white-space: nowrap;
      background: var(--card);
    }

    .header-login-btn:hover {
      background: var(--bg-soft);
      border-color: var(--primary);
    }

    .nav-toggle {
      display: none;
      width: 38px;
      height: 38px;
      border-radius: 8px;
      border: 1px solid var(--border);
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: var(--primary);
      background: var(--card);
    }

    .header-nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      min-height: 50px;
      border-top: 1px solid rgba(27, 79, 74, 0.06);
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 4px;
      overflow-x: auto;
      scrollbar-width: none;
      flex-shrink: 0;
    }

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

    .nav-link {
      padding: 13px 16px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text);
      position: relative;
      white-space: nowrap;
      transition: color 0.2s ease;
      border-radius: 6px;
    }

    .nav-link:hover {
      color: #2A9D8F;
      background: rgba(42, 157, 143, 0.06);
    }

    .nav-link.active {
      color: var(--primary);
      font-weight: 700;
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      left: 16px;
      right: 16px;
      bottom: 0;
      height: 3px;
      background: var(--gradient);
      border-radius: 3px 3px 0 0;
    }

    .trend-tags {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-shrink: 0;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      padding: 6px 14px;
      border-radius: 999px;
      background: #E4F2EE;
      color: var(--primary);
      font-size: 12px;
      font-weight: 600;
      transition: all 0.25s ease;
      white-space: nowrap;
    }

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

    /* Mobile drawer */
    .mobile-drawer {
      position: fixed;
      top: 0;
      right: -320px;
      width: 300px;
      height: 100dvh;
      background: var(--bg);
      z-index: 200;
      transition: right 0.3s ease;
      box-shadow: -8px 0 32px rgba(18, 58, 54, 0.18);
      padding: 24px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .mobile-drawer.open {
      right: 0;
    }

    .drawer-backdrop {
      position: fixed;
      inset: 0;
      background: rgba(18, 58, 54, 0.4);
      z-index: 190;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.3s ease;
    }

    .drawer-backdrop.open {
      opacity: 1;
      visibility: visible;
    }

    .drawer-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      padding-bottom: 20px;
      border-bottom: 1px solid var(--border);
      margin-bottom: 12px;
    }

    .drawer-logo .brand-icon {
      width: 30px;
      height: 30px;
      font-size: 16px;
    }

    .drawer-logo .brand-text {
      font-size: 17px;
    }

    .drawer-link {
      display: block;
      padding: 15px 10px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text);
      border-bottom: 1px solid rgba(27, 79, 74, 0.06);
      transition: all 0.2s ease;
    }

    .drawer-link:hover {
      color: var(--primary);
      background: var(--bg-soft);
    }

    .drawer-link.active {
      color: var(--primary);
      font-weight: 700;
      border-left: 3px solid var(--primary);
    }

    .drawer-search {
      display: flex;
      align-items: center;
      gap: 8px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 10px;
      height: 40px;
      padding: 0 12px;
      margin-top: 12px;
    }

    .drawer-search input {
      border: none;
      outline: none;
      width: 100%;
      font-size: 14px;
      background: transparent;
      color: var(--text);
    }

    .drawer-login {
      margin-top: 12px;
      text-align: center;
      padding: 11px;
      border-radius: 10px;
      background: var(--gradient);
      color: #fff;
      font-weight: 600;
      font-size: 14px;
    }

    /* ======= Page Hero ======= */
    .page-hero {
      padding: 64px 0 40px;
      background:
        radial-gradient(ellipse at 80% 20%, rgba(58, 201, 167, 0.18) 0%, transparent 60%),
        var(--bg);
      border-bottom: 1px solid var(--border);
    }

    .breadcrumb {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

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

    .breadcrumb-sep {
      opacity: 0.5;
    }

    .page-hero h1 {
      font-size: clamp(28px, 4.5vw, 44px);
      font-weight: 800;
      line-height: 1.25;
      letter-spacing: -0.01em;
      color: var(--text-heading);
      margin-bottom: 16px;
    }

    .page-hero .hero-subtitle {
      font-size: 16px;
      color: var(--text-muted);
      max-width: 720px;
      line-height: 1.75;
      margin-bottom: 32px;
    }

    .badge-row {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }

    .badge-item {
      display: flex;
      align-items: center;
      gap: 10px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 999px;
      padding: 10px 18px;
      box-shadow: var(--shadow);
      font-size: 13px;
      color: var(--text);
      transition: all 0.25s ease;
    }

    .badge-item:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }

    .badge-item strong {
      font-family: "DIN Alternate", "Barlow Condensed", sans-serif;
      font-size: 18px;
      font-weight: 700;
      color: var(--primary);
      margin-right: 2px;
    }

    .badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--gradient);
      flex-shrink: 0;
      box-shadow: 0 0 6px rgba(58, 201, 167, 0.5);
    }

    /* ======= Feature Card ======= */
    .feature-card-section {
      padding-top: 64px;
    }

    .feature-card {
      display: grid;
      grid-template-columns: 0.85fr 1.15fr;
      gap: 48px;
      background: var(--card);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow);
      border: 1px solid var(--border);
      transition: box-shadow 0.3s ease;
    }

    .feature-card:hover {
      box-shadow: var(--shadow-hover);
    }

    .feature-card-media {
      position: relative;
      min-height: 400px;
      overflow: hidden;
    }

    .feature-card-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      position: absolute;
      inset: 0;
      transition: transform 0.5s ease;
    }

    .feature-card:hover .feature-card-media img {
      transform: scale(1.04);
    }

    .feature-card-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(18, 58, 54, 0.12) 0%, transparent 50%);
      pointer-events: none;
    }

    .feature-card-content {
      padding: 48px 48px 48px 0;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .feature-card-content h2 {
      font-size: 24px;
      font-weight: 800;
      color: var(--text-heading);
      margin-bottom: 14px;
      line-height: 1.4;
    }

    .feature-card-content>p {
      color: var(--text-muted);
      font-size: 15px;
      margin-bottom: 24px;
      line-height: 1.75;
    }

    .check-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .check-list li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 15px;
      color: var(--text);
      line-height: 1.6;
    }

    .check-list li::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--gradient);
      flex-shrink: 0;
      margin-top: 9px;
      box-shadow: 0 0 0 3px rgba(58, 201, 167, 0.18);
    }

    /* ======= Info Strips ======= */
    .info-strip-section {
      background: var(--bg-soft);
    }

    .info-strips {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

    .info-strip {
      display: grid;
      grid-template-columns: 60px 1fr 300px;
      align-items: center;
      gap: 24px;
      background: var(--card);
      border-radius: var(--radius-md);
      padding: 28px 32px;
      box-shadow: var(--shadow);
      border: 1px solid var(--border);
      transition: all 0.3s ease;
    }

    .info-strip:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-3px);
    }

    .info-strip-icon {
      width: 48px;
      height: 48px;
      border-radius: 14px;
      background: var(--gradient);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-family: "DIN Alternate", "Barlow Condensed", sans-serif;
      font-size: 22px;
      font-weight: 700;
      box-shadow: 0 6px 16px rgba(42, 157, 143, 0.25);
    }

    .info-strip-body h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-heading);
      margin-bottom: 6px;
    }

    .info-strip-body p {
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.7;
      max-width: 520px;
    }

    .info-strip img {
      width: 300px;
      height: 170px;
      object-fit: cover;
      border-radius: 14px;
      box-shadow: 0 4px 14px rgba(18, 58, 54, 0.1);
    }

    /* ======= FAQ ======= */
    .faq-section {
      background: var(--bg);
    }

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

    .faq-item {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: box-shadow 0.25s ease;
    }

    .faq-item:hover {
      box-shadow: var(--shadow);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text-heading);
      text-align: left;
      transition: background 0.2s ease;
    }

    .faq-question:hover {
      background: var(--bg-soft);
    }

    .faq-question::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: #C0CCC7;
      flex-shrink: 0;
      transition: background 0.2s ease;
    }

    .faq-item.open .faq-question::before {
      background: #2A9D8F;
      box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.15);
    }

    .faq-icon {
      font-size: 20px;
      color: var(--text-muted);
      transition: transform 0.3s ease;
      flex-shrink: 0;
      line-height: 1;
    }

    .faq-item.open .faq-icon {
      transform: rotate(45deg);
      color: var(--primary);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
    }

    .faq-answer-inner {
      padding: 0 24px 22px 54px;
      color: var(--text-muted);
      font-size: 15px;
      line-height: 1.75;
    }

    .faq-answer-inner p {
      margin-bottom: 8px;
    }

    .faq-answer-inner p:last-child {
      margin-bottom: 0;
    }

    /* ======= CTA ======= */
    .cta-section {
      padding: 80px 0 96px;
    }

    .cta-box {
      background: linear-gradient(145deg, var(--primary) 0%, var(--primary-deep) 100%);
      border-radius: var(--radius-lg);
      padding: 72px 64px;
      text-align: center;
      position: relative;
      overflow: hidden;
      color: #fff;
    }

    .cta-box::before,
    .cta-box::after {
      content: "";
      position: absolute;
      border-radius: 24px;
      border: 1px solid rgba(255, 255, 255, 0.15);
      background: rgba(255, 255, 255, 0.03);
    }

    .cta-box::before {
      width: 260px;
      height: 160px;
      right: -40px;
      bottom: -30px;
      transform: rotate(-8deg);
    }

    .cta-box::after {
      width: 200px;
      height: 120px;
      right: 90px;
      bottom: -50px;
      transform: rotate(15deg);
    }

    .cta-box h2 {
      font-size: 28px;
      font-weight: 800;
      line-height: 1.4;
      margin-bottom: 14px;
      position: relative;
      z-index: 1;
    }

    .cta-box p {
      color: rgba(255, 255, 255, 0.7);
      font-size: 15px;
      max-width: 500px;
      margin: 0 auto 32px;
      position: relative;
      z-index: 1;
    }

    .cta-actions {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
      position: relative;
      z-index: 1;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      height: 46px;
      padding: 0 28px;
      border-radius: 10px;
      font-size: 15px;
      font-weight: 700;
      transition: all 0.25s ease;
      cursor: pointer;
    }

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

    .btn-primary {
      background: var(--cta);
      color: #fff;
      box-shadow: 0 6px 20px rgba(255, 122, 69, 0.35);
    }

    .btn-primary:hover {
      filter: brightness(1.08);
      box-shadow: 0 8px 26px rgba(255, 122, 69, 0.45);
    }

    .btn-outline {
      background: transparent;
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.5);
    }

    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: #fff;
    }

    .btn-outline-dark {
      background: var(--card);
      color: var(--primary);
      border: 1px solid var(--primary);
    }

    .btn-outline-dark:hover {
      background: var(--bg-soft);
    }

    /* ======= Footer ======= */
    .site-footer {
      background: linear-gradient(180deg, var(--primary) 0%, var(--primary-deep) 100%);
      color: rgba(255, 255, 255, 0.6);
      padding: 64px 0 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
      gap: 48px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

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

    .footer-brand-logo .brand-icon {
      width: 32px;
      height: 32px;
      font-size: 17px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    }

    .footer-brand-logo .brand-text {
      color: #fff;
      font-size: 18px;
    }

    .footer-desc {
      font-size: 14px;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.6);
      margin-bottom: 18px;
      max-width: 320px;
    }

    .footer-col h4 {
      color: #fff;
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, 0.6);
      font-size: 14px;
      transition: all 0.2s ease;
    }

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

    .footer-commit {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .commit-item {
      display: flex;
      align-items: baseline;
      gap: 8px;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.6);
    }

    .commit-item .num {
      font-family: "DIN Alternate", "Barlow Condensed", sans-serif;
      font-size: 17px;
      font-weight: 700;
      color: var(--accent-soft);
    }

    .footer-bottom {
      padding: 22px 0;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 10px;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.4);
    }

    .footer-bottom a {
      color: rgba(255, 255, 255, 0.5);
      transition: color 0.2s ease;
    }

    .footer-bottom a:hover {
      color: var(--accent-soft);
    }

    /* ======= Responsive ======= */
    @media (max-width: 1023px) {
      .container {
        padding-left: 24px;
        padding-right: 24px;
      }

      .header-search {
        max-width: 200px;
      }

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

      .info-strip {
        grid-template-columns: 50px 1fr;
        padding: 24px;
      }

      .info-strip img {
        grid-column: 1 / -1;
        width: 100%;
        height: 220px;
      }

      .feature-card {
        grid-template-columns: 1fr;
      }

      .feature-card-media {
        min-height: 320px;
        position: relative;
        height: 320px;
      }

      .feature-card-media img {
        position: absolute;
      }

      .feature-card-content {
        padding: 32px;
      }
    }

    @media (max-width: 767px) {
      .container {
        padding-left: 16px;
        padding-right: 16px;
      }

      .section {
        padding: 56px 0;
      }

      .header-top-inner {
        height: 56px;
        gap: 12px;
      }

      .brand-sub {
        display: none;
      }

      .header-search {
        display: none;
      }

      .header-login-btn {
        display: none;
      }

      .nav-toggle {
        display: flex;
      }

      .header-nav-inner {
        display: none;
      }

      .page-hero {
        padding: 44px 0 28px;
      }

      .page-hero h1 {
        font-size: 30px;
      }

      .badge-row {
        flex-direction: column;
        align-items: flex-start;
      }

      .badge-item {
        width: 100%;
        border-radius: 16px;
      }

      .info-strips {
        gap: 16px;
      }

      .info-strip {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 20px;
      }

      .info-strip-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
        border-radius: 12px;
      }

      .info-strip img {
        height: 200px;
      }

      .cta-section {
        padding: 56px 0 64px;
      }

      .cta-box {
        padding: 48px 24px;
        border-radius: 16px;
      }

      .cta-box h2 {
        font-size: 22px;
      }

      .cta-actions {
        flex-direction: column;
        align-items: center;
      }

      .btn {
        width: 100%;
        max-width: 260px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
      }

      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }

      .section-title h2 {
        font-size: 23px;
      }
    }

    @media (max-width: 520px) {
      .brand-text {
        font-size: 16px;
      }

      .feature-card-media {
        min-height: 240px;
        height: 240px;
      }

      .feature-card-content {
        padding: 20px;
      }

      .check-list li {
        font-size: 14px;
      }

      .faq-question {
        padding: 16px 18px;
        font-size: 14px;
      }

      .faq-answer-inner {
        padding: 0 18px 18px 44px;
        font-size: 14px;
      }
    }

/* roulang page: article */
:root {
  --primary: #1B4F4A;
  --primary-dark: #123A36;
  --primary-deep: #0F3A36;
  --gradient: linear-gradient(135deg, #3EC9A7 0%, #2A9D8F 100%);
  --cta: #FF7A45;
  --accent: #75E6C2;
  --bg: #F8F6F1;
  --bg-soft: #EEF2ED;
  --card: #FFFFFF;
  --ink: #12302C;
  --body: #2E3A38;
  --muted: #6B7A76;
  --line: rgba(27,79,74,0.12);
  --shadow: 0 8px 28px rgba(18,58,54,0.08);
  --shadow-lg: 0 12px 36px rgba(18,58,54,0.14);
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 20px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif; background: var(--bg); color: var(--body); 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, input { font-family: inherit; font-size: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

/* ===== Header ===== */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(248,246,241,0.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.header-top { display: flex; align-items: center; gap: 20px; padding: 12px 32px; max-width: 1200px; margin: 0 auto; }
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-icon { width: 36px; height: 36px; border-radius: 10px; background: var(--gradient); display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800; color: #fff; font-family: "DIN Alternate","Barlow Condensed",sans-serif; }
.brand-text { font-size: 18px; font-weight: 800; color: var(--primary); letter-spacing: -0.01em; }
.brand-sub { font-size: 11px; color: var(--muted); margin-left: 6px; display: block; }
.header-search { flex: 1; max-width: 260px; display: flex; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 0 12px; height: 36px; gap: 6px; }
.header-search input { border: none; outline: none; width: 100%; font-size: 13px; color: var(--body); background: transparent; }
.header-search:focus-within { border-color: #2A9D8F; box-shadow: 0 0 0 3px rgba(42,157,143,0.15); }
.header-search svg { width: 15px; height: 15px; stroke: var(--muted); flex-shrink: 0; }
.login-link { font-size: 14px; color: var(--primary); font-weight: 600; border: 1px solid var(--primary); border-radius: 8px; padding: 4px 14px; transition: 0.2s; white-space: nowrap; }
.login-link:hover { background: var(--primary); color: #fff; }
.header-bottom { border-top: 1px solid var(--line); }
.header-bottom .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 0 32px; max-width: 1200px; margin: 0 auto; }
.main-nav { display: flex; gap: 6px; padding: 6px 0; overflow-x: auto; scrollbar-width: none; }
.main-nav::-webkit-scrollbar { display: none; }
.nav-link { font-size: 14px; color: var(--body); padding: 8px 14px; border-radius: 8px; white-space: nowrap; transition: 0.2s; font-weight: 500; }
.nav-link:hover { color: #2A9D8F; background: rgba(42,157,143,0.08); }
.nav-link.active { color: var(--primary); font-weight: 700; position: relative; }
.nav-link.active::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: 0; height: 3px; border-radius: 3px; background: var(--gradient); }
.hot-tags { display: flex; gap: 8px; align-items: center; flex-shrink: 0; }
.hot-tags .tag { font-size: 12px; background: var(--bg-soft); color: var(--primary); padding: 4px 12px; border-radius: 999px; cursor: default; }
.hot-tags .tag:hover { background: var(--gradient); color: #fff; }
.mobile-toggle { display: none; width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--line); background: #fff; align-items: center; justify-content: center; cursor: pointer; flex-shrink: 0; }

/* ===== Mobile drawer ===== */
.mobile-overlay { position: fixed; inset: 0; background: rgba(15,58,54,0.4); z-index: 200; opacity: 0; visibility: hidden; transition: 0.3s; }
.mobile-overlay.open { opacity: 1; visibility: visible; }
.mobile-drawer { position: fixed; top: 0; right: -320px; width: 300px; max-width: 85vw; height: 100%; background: var(--bg); z-index: 210; transition: right 0.3s ease; padding: 20px; overflow-y: auto; box-shadow: -8px 0 30px rgba(18,58,54,0.12); }
.mobile-drawer.open { right: 0; }
.drawer-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.drawer-close { width: 32px; height: 32px; border-radius: 8px; border: 1px solid var(--line); background: #fff; font-size: 16px; cursor: pointer; color: var(--body); }
.drawer-nav a { display: block; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 15px; color: var(--ink); font-weight: 600; }
.drawer-nav a:hover { color: #2A9D8F; }
.drawer-search { margin-top: 24px; display: flex; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 0 12px; height: 40px; }
.drawer-search input { border: none; outline: none; width: 100%; font-size: 14px; }
.drawer-login { margin-top: 16px; width: 100%; background: var(--gradient); color: #fff; border: none; border-radius: 10px; height: 42px; font-size: 14px; font-weight: 600; cursor: pointer; }

/* ===== Breadcrumb ===== */
.breadcrumb { padding: 20px 0 0; font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.breadcrumb a { color: var(--primary); transition: 0.2s; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .sep { color: #C3CFCC; }
.breadcrumb .current { color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 260px; }

/* ===== Article card ===== */
.article-wrap { background: var(--card); border-radius: var(--r-lg); border: 1px solid var(--line); box-shadow: var(--shadow); padding: 48px 56px; margin-top: 20px; }
.article-header { text-align: left; margin-bottom: 32px; }
.article-header h1 { font-size: 32px; line-height: 1.3; color: var(--ink); font-weight: 800; letter-spacing: -0.01em; margin-bottom: 16px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 10px; }
.meta-pill { display: inline-flex; align-items: center; gap: 6px; background: var(--bg-soft); border-radius: 999px; padding: 4px 14px; font-size: 13px; color: var(--muted); }
.meta-pill .dot { width: 4px; height: 4px; border-radius: 50%; background: #3EC9A7; }
.meta-pill strong { color: var(--primary); font-family: "DIN Alternate","Barlow Condensed",sans-serif; font-size: 14px; font-weight: 700; }

/* ===== Article body ===== */
.article-body { font-size: 16px; line-height: 1.85; color: var(--body); }
.article-body > p:first-of-type::first-letter { font-size: 2.1em; font-weight: 700; color: var(--primary); float: left; line-height: 1; padding: 2px 6px 0 0; }
.article-body p { margin: 0 0 1.6em; max-width: 720px; }
.article-body h2 { font-size: 24px; font-weight: 700; color: var(--ink); margin: 2.2em 0 0.8em; border-left: 3px solid var(--primary); padding-left: 14px; }
.article-body h3 { font-size: 18px; font-weight: 600; color: var(--ink); margin: 1.6em 0 0.6em; }
.article-body h4 { font-size: 16px; font-weight: 600; color: var(--ink); margin: 1.2em 0 0.4em; }
.article-body img { border-radius: 12px; margin: 1.6em 0; box-shadow: var(--shadow); }
.article-body .wp-caption-text, .article-body figcaption { font-size: 13px; color: var(--muted); text-align: center; margin-top: -12px; margin-bottom: 18px; }
.article-body blockquote { background: var(--bg-soft); border-left: 4px solid #3EC9A7; border-radius: 0 8px 8px 0; padding: 18px 22px; margin: 1.8em 0; font-style: normal; color: var(--body); }
.article-body blockquote p { margin-bottom: 0; }
.article-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { color: #2A9D8F; }
.article-body ul, .article-body ol { margin: 1em 0; padding-left: 1.6em; max-width: 720px; }
.article-body ul { list-style: none; }
.article-body ul li { position: relative; margin-bottom: 0.6em; padding-left: 18px; }
.article-body ul li::before { content: ""; position: absolute; left: 0; top: 0.7em; width: 6px; height: 6px; border-radius: 50%; background: var(--gradient); }
.article-body ol { list-style: none; counter-reset: art-ol; }
.article-body ol li { counter-increment: art-ol; position: relative; margin-bottom: 0.6em; padding-left: 30px; }
.article-body ol li::before { content: counter(art-ol) "."; position: absolute; left: 0; font-family: "DIN Alternate","Barlow Condensed",sans-serif; font-weight: 700; color: var(--primary); font-size: 16px; }
.article-body table { width: 100%; border-collapse: collapse; margin: 1.8em 0; font-size: 14px; border-radius: 8px; overflow: hidden; }
.article-body th { background: var(--primary); color: #fff; padding: 12px 16px; text-align: left; }
.article-body td { padding: 10px 16px; border: 1px solid var(--line); }
.article-body tr:nth-child(even) td { background: var(--bg-soft); }
.article-body code { background: var(--bg-soft); padding: 2px 8px; border-radius: 6px; font-size: 14px; color: var(--primary-dark); }

/* ===== Share ===== */
.article-share { display: flex; align-items: center; gap: 14px; margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--line); }
.share-label { font-size: 14px; color: var(--muted); font-weight: 500; }
.share-btn { width: 42px; height: 42px; border-radius: 50%; background: var(--bg-soft); display: flex; align-items: center; justify-content: center; border: none; cursor: pointer; transition: 0.2s; color: var(--primary); }
.share-btn:hover { background: var(--gradient); color: #fff; transform: translateY(-2px); }
.share-btn svg { width: 17px; height: 17px; }
.share-btn.copied { background: #3EC9A7; color: #fff; }

/* ===== Related ===== */
.related-section { padding: 64px 0 40px; }
.section-head { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.section-head::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--gradient); flex-shrink: 0; }
.section-head::after { content: ""; width: 24px; height: 2px; border-radius: 2px; background: var(--gradient); }
.section-head h2 { font-size: 24px; font-weight: 700; color: var(--ink); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.related-card { background: var(--card); border-radius: var(--r-md); border: 1px solid var(--line); overflow: hidden; transition: 0.25s ease; box-shadow: var(--shadow); }
.related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.related-card .img-wrap { position: relative; aspect-ratio: 3/4; overflow: hidden; }
.related-card .img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.related-card:hover .img-wrap img { transform: scale(1.05); }
.related-card .img-wrap::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(15,58,54,0) 40%, rgba(15,58,54,0.35)); }
.duration-badge { position: absolute; left: 12px; bottom: 12px; z-index: 2; background: rgba(255,255,255,0.9); color: var(--primary-dark); font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; display: inline-flex; align-items: center; gap: 4px; }
.duration-badge::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: #3EC9A7; }
.related-card .meta-cat { position: absolute; right: 12px; top: 12px; z-index: 2; font-size: 11px; background: rgba(255,122,69,0.9); color: #fff; padding: 3px 10px; border-radius: 999px; }
.related-body { padding: 18px 20px; }
.related-body h3 { font-size: 17px; font-weight: 600; color: var(--ink); line-height: 1.45; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-body p { font-size: 13px; color: var(--muted); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-body .link-row { margin-top: 12px; font-size: 13px; color: var(--primary); font-weight: 500; }
.back-links { display: flex; gap: 14px; margin-top: 36px; }
.link-btn { display: inline-block; font-size: 14px; color: var(--primary); border: 1px solid var(--primary); border-radius: 999px; padding: 8px 24px; transition: 0.2s; background: #fff; }
.link-btn:hover { background: var(--primary); color: #fff !important; }

/* ===== Not found ===== */
.not-found { text-align: center; padding: 60px 20px; }
.not-found .icon { width: 72px; height: 72px; border-radius: 50%; background: var(--bg-soft); display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 30px; }
.not-found h1 { font-size: 24px; color: var(--ink); margin-bottom: 12px; }
.not-found p { color: var(--muted); font-size: 14px; margin-bottom: 28px; }

/* ===== Buttons ===== */
.btn { display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; height: 44px; padding: 0 28px; font-size: 15px; font-weight: 600; border: none; cursor: pointer; transition: 0.25s; }
.btn-primary { background: var(--gradient); color: #fff; }
.btn-primary:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-primary:active { transform: scale(0.97); }
.btn-outline { background: #fff; color: var(--primary); border: 1px solid var(--primary); }
.btn-outline:hover { background: var(--bg-soft); }
.btn-cta { background: var(--cta); color: #fff; }
.btn-cta:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-cta:active { transform: scale(0.97); }

/* ===== Footer ===== */
.site-footer { background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary-deep) 100%); color: rgba(255,255,255,0.6); margin-top: 60px; padding-top: 56px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer-brand-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.brand-icon { width: 34px; height: 34px; border-radius: 10px; background: var(--gradient); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; }
.footer-brand-text { font-size: 18px; font-weight: 700; color: #fff; }
.footer-desc { font-size: 13px; line-height: 1.7; margin-bottom: 16px; }
.footer-col h4 { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 16px; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,0.55); transition: 0.2s; }
.footer-links a:hover { color: var(--accent); }
.footer-commit .commit-item { font-size: 13px; margin-bottom: 10px; display: flex; align-items: center; gap: 6px; }
.commit-item .num { font-family: "DIN Alternate","Barlow Condensed",sans-serif; font-size: 18px; font-weight: 700; color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 18px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; font-size: 12px; }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== JSON-LD hidden ===== */
.jsonld-wrap { display: none; }

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  .container, .header-top, .header-bottom .container { padding-left: 24px; padding-right: 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .article-wrap { padding: 32px 28px; }
}
@media (max-width: 767px) {
  .header-search { display: none; }
  .mobile-toggle { display: flex; }
  .hot-tags { display: none; }
  .header-top { padding: 10px 16px; }
  .header-bottom .container { padding: 0 16px; }
  .article-wrap { padding: 24px 18px; border-radius: 14px; }
  .article-header h1 { font-size: 23px; }
  .article-body { font-size: 15px; }
  .article-body p { max-width: 100%; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .breadcrumb { font-size: 12px; }
  .back-links { flex-direction: column; }
  .link-btn { text-align: center; }
}

/* roulang page: category2 */
:root {
    --primary: #1B4F4A;
    --primary-dark: #123A36;
    --brand-grad: linear-gradient(135deg, #3EC9A7 0%, #2A9D8F 100%);
    --accent: #FF7A45;
    --mint: #75E6C2;
    --bg: #F8F6F1;
    --bg-soft: #EEF2ED;
    --card: #FFFFFF;
    --title: #12302C;
    --body: #2E3A38;
    --muted: #6B7A76;
    --border: rgba(27, 79, 74, 0.12);
    --shadow: 0 8px 28px rgba(18, 58, 54, 0.08);
    --shadow-lg: 0 12px 36px rgba(18, 58, 54, 0.14);
    --radius-lg: 20px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    --font-num: "DIN Alternate", "Barlow Condensed", sans-serif;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--body);
    line-height: 1.75;
    letter-spacing: 0.01em;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
  }

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

  a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
  }

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

  input,
  textarea {
    font-family: inherit;
    outline: none;
  }

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

  /* ===== Header ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(248, 246, 241, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow 0.3s ease;
  }

  .site-header.scrolled {
    box-shadow: 0 4px 20px rgba(18, 58, 54, 0.06);
  }

  .header-top {
    display: flex;
    align-items: center;
    gap: 20px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

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

  .brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--brand-grad);
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(42, 157, 143, 0.35);
  }

  .brand-text {
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.01em;
    line-height: 1.2;
  }

  .brand-sub {
    font-size: 11px;
    color: var(--muted);
    margin-left: 2px;
    display: block;
    line-height: 1.3;
    margin-top: 2px;
  }

  .header-search {
    flex: 1;
    max-width: 240px;
    position: relative;
  }

  .header-search svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    stroke: var(--muted);
    pointer-events: none;
  }

  .header-search input {
    width: 100%;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.8);
    padding: 0 14px 0 36px;
    font-size: 13px;
    color: var(--ink);
    transition: border-color 0.2s, box-shadow 0.2s;
  }

  .header-search input::placeholder {
    color: var(--muted);
  }

  .header-search input:focus {
    border-color: #2A9D8F;
    box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.15);
  }

  .login-btn {
    height: 36px;
    padding: 0 22px;
    border-radius: 10px;
    border: 1px solid var(--primary);
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s;
    white-space: nowrap;
  }

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

  .mobile-toggle {
    display: none;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border);
    align-items: center;
    justify-content: center;
  }

  .mobile-toggle svg {
    width: 20px;
    height: 20px;
    stroke: var(--primary);
  }

  .header-nav-wrap {
    border-top: 1px solid rgba(27, 79, 74, 0.06);
  }

  .header-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-top: 6px;
    padding-bottom: 6px;
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .nav-link {
    display: block;
    padding: 10px 18px;
    font-size: 15px;
    font-weight: 500;
    color: var(--body);
    border-radius: 8px;
    transition: color 0.2s, background 0.2s;
    position: relative;
    white-space: nowrap;
  }

  .nav-link:hover {
    color: #2A9D8F;
    background: rgba(42, 157, 143, 0.06);
  }

  .nav-link.active {
    color: var(--primary);
    font-weight: 600;
  }

  .nav-link.active::after {
    content: '';
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 2px;
    height: 3px;
    border-radius: 3px;
    background: var(--brand-grad);
  }

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

  .hot-tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    background: var(--bg-soft);
    color: var(--primary);
    font-size: 12px;
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
    white-space: nowrap;
  }

  .hot-tag:hover {
    background: var(--brand-grad);
    color: #fff;
  }

  /* Mobile Drawer */
  .drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(18, 58, 54, 0.45);
    z-index: 200;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }

  .drawer-overlay.show {
    opacity: 1;
    visibility: visible;
  }

  .mobile-drawer {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100%;
    background: var(--bg);
    z-index: 210;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: -8px 0 30px rgba(18, 58, 54, 0.15);
  }

  .mobile-drawer.show {
    right: 0;
  }

  .drawer-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border);
  }

  .drawer-header .brand-icon {
    width: 32px;
    height: 32px;
    font-size: 17px;
  }

  .drawer-header .brand-text {
    font-size: 17px;
  }

  .drawer-close {
    margin-left: auto;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    color: var(--muted);
  }

  .drawer-close svg {
    width: 18px;
    height: 18px;
    stroke: var(--muted);
  }

  .drawer-nav {
    flex: 1;
    padding: 10px 0;
  }

  .drawer-nav a {
    display: block;
    padding: 16px 20px;
    font-size: 16px;
    font-weight: 500;
    color: var(--body);
    border-bottom: 1px solid rgba(27, 79, 74, 0.06);
    transition: background 0.2s;
  }

  .drawer-nav a:hover {
    background: var(--bg-soft);
    color: var(--primary);
  }

  .drawer-nav a.active {
    color: var(--primary);
    font-weight: 700;
    background: rgba(42, 157, 143, 0.06);
  }

  .drawer-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
  }

  .drawer-footer .header-search {
    max-width: none;
    margin-bottom: 12px;
  }

  /* ===== Page Hero ===== */
  .cat-hero {
    padding: 56px 0 40px;
    background: linear-gradient(180deg, #EEF2ED 0%, #F8F6F1 100%);
    border-bottom: 1px solid var(--border);
  }

  .breadcrumb {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 20px;
  }

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

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

  .breadcrumb .sep {
    margin: 0 8px;
    color: rgba(107, 122, 118, 0.6);
  }

  .cat-hero h1 {
    font-size: clamp(28px, 4vw, 38px);
    font-weight: 800;
    color: var(--ink);
    line-height: 1.25;
    letter-spacing: -0.01em;
    margin-bottom: 12px;
  }

  .cat-hero .lead {
    max-width: 720px;
    font-size: 16px;
    color: var(--body);
    line-height: 1.75;
    margin-bottom: 28px;
  }

  .stat-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }

  .stat-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #E4F2EE;
    border-radius: 999px;
    padding: 8px 18px;
    font-size: 14px;
    color: var(--primary);
    font-weight: 500;
  }

  .stat-badge .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brand-grad);
    flex-shrink: 0;
  }

  .stat-badge .num {
    font-family: var(--font-num);
    font-size: 20px;
    font-weight: 700;
    line-height: 1;
  }

  .stat-badge .label {
    font-size: 13px;
    color: var(--body);
  }

  /* ===== Notice Cards ===== */
  .section {
    padding: 56px 0;
  }

  .section-head {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 32px;
  }

  .section-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brand-grad);
    flex-shrink: 0;
  }

  .section-line {
    width: 24px;
    height: 3px;
    border-radius: 3px;
    background: var(--brand-grad);
    flex-shrink: 0;
  }

  .section-head h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.4;
  }

  .notice-card {
    background: var(--card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 28px 32px;
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 28px;
    transition: box-shadow 0.25s ease, transform 0.25s ease;
    margin-bottom: 20px;
  }

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

  .notice-date {
    text-align: center;
    padding-right: 24px;
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .notice-date .day {
    font-family: var(--font-num);
    font-size: 46px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
  }

  .notice-date .month {
    font-size: 14px;
    color: var(--muted);
    margin-top: 6px;
  }

  .notice-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .notice-tag {
    display: inline-block;
    align-self: flex-start;
    background: rgba(255, 122, 69, 0.12);
    color: #D95F2B;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 12px;
    border-radius: 999px;
    margin-bottom: 10px;
  }

  .notice-content h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 10px;
    line-height: 1.5;
  }

  .notice-content p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.7;
  }

  /* ===== Checklist ===== */
  .checklist-section {
    background: var(--bg-soft);
    padding: 64px 0;
  }

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

  .check-col {
    background: var(--card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 28px;
  }

  .check-col h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .check-col h3 .col-icon {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: var(--brand-grad);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .check-col h3 .col-icon svg {
    width: 15px;
    height: 15px;
    stroke: #fff;
  }

  .check-item {
    display: flex;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px dashed rgba(27, 79, 74, 0.1);
    transition: background 0.2s;
  }

  .check-item:last-child {
    border-bottom: none;
  }

  .check-item:hover {
    background: rgba(42, 157, 143, 0.04);
  }

  .check-num {
    font-family: var(--font-num);
    font-size: 13px;
    font-weight: 700;
    background: var(--brand-grad);
    color: #fff;
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
  }

  .check-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 4px;
  }

  .check-item p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.6;
  }

  /* ===== Image Feature ===== */
  .feature-block {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    align-items: center;
  }

  .feature-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
  }

  .feature-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 300px;
  }

  .feature-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(18, 58, 54, 0.35));
    pointer-events: none;
  }

  .feature-text h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.4;
    margin-bottom: 14px;
  }

  .feature-text .lead {
    font-size: 15px;
    color: var(--body);
    line-height: 1.75;
    margin-bottom: 18px;
  }

  .feature-text ul {
    list-style: none;
    padding: 0;
  }

  .feature-text ul li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 8px 0;
    font-size: 14px;
    color: var(--body);
  }

  .feature-text ul li::before {
    content: '';
    width: 6px;
    height: 6px;
    min-width: 6px;
    border-radius: 50%;
    background: var(--brand-grad);
    margin-top: 9px;
  }

  /* ===== Safety Tip Bar ===== */
  .tip-bar {
    background: var(--bg-soft);
    border-left: 4px solid #2A9D8F;
    border-radius: 0 12px 12px 0;
    padding: 20px 24px;
    display: flex;
    gap: 16px;
    align-items: flex-start;
    max-width: 900px;
    margin: 0 auto;
  }

  .tip-bar .tip-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 10px;
    background: var(--brand-grad);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
  }

  .tip-bar .tip-icon svg {
    width: 18px;
    height: 18px;
    stroke: #fff;
  }

  .tip-bar strong {
    display: block;
    font-size: 15px;
    color: var(--ink);
    margin-bottom: 4px;
  }

  .tip-bar p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.7;
  }

  /* ===== FAQ ===== */
  .faq-wrap {
    max-width: 820px;
    margin: 0 auto;
  }

  .faq-item {
    background: var(--card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    margin-bottom: 14px;
    overflow: hidden;
    transition: box-shadow 0.25s ease;
  }

  .faq-item:hover {
    box-shadow: var(--shadow-lg);
  }

  .faq-item.active {
    border-color: rgba(42, 157, 143, 0.4);
  }

  .faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 26px;
    cursor: pointer;
    user-select: none;
    transition: background 0.2s;
  }

  .faq-question:hover {
    background: rgba(42, 157, 143, 0.04);
  }

  .faq-q-left {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
  }

  .faq-q-dot {
    width: 8px;
    height: 8px;
    min-width: 8px;
    border-radius: 50%;
    background: #C9D6D2;
    transition: background 0.3s;
  }

  .faq-item.active .faq-q-dot {
    background: #2A9D8F;
  }

  .faq-icon {
    width: 30px;
    height: 30px;
    min-width: 30px;
    border-radius: 50%;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, background 0.3s, border-color 0.3s;
    stroke: var(--muted);
  }

  .faq-icon svg {
    width: 14px;
    height: 14px;
    stroke: var(--primary);
    transition: stroke 0.3s;
  }

  .faq-item.active .faq-icon {
    transform: rotate(45deg);
    background: var(--brand-grad);
    border-color: transparent;
  }

  .faq-item.active .faq-icon svg {
    stroke: #fff;
  }

  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }

  .faq-answer p {
    padding: 0 26px 22px 48px;
    font-size: 15px;
    color: var(--body);
    line-height: 1.75;
  }

  /* ===== CTA ===== */
  .cta-section {
    padding: 64px 0 80px;
  }

  .cta-box {
    background: linear-gradient(135deg, #123A36 0%, #1B4F4A 100%);
    border-radius: var(--radius-lg);
    padding: 52px 48px;
    position: relative;
    overflow: hidden;
  }

  .cta-box::before {
    content: '';
    position: absolute;
    width: 260px;
    height: 260px;
    right: -80px;
    bottom: -80px;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.04);
  }

  .cta-box::after {
    content: '';
    position: absolute;
    width: 180px;
    height: 180px;
    right: 90px;
    bottom: -50px;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.03);
  }

  .cta-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
  }

  .cta-text h3 {
    font-size: 26px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
    line-height: 1.35;
  }

  .cta-text p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    max-width: 440px;
  }

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

  .btn-accent {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 28px;
    border-radius: 10px;
    background: #FF7A45;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    transition: filter 0.2s, transform 0.15s;
    box-shadow: 0 6px 20px rgba(255, 122, 69, 0.35);
  }

  .btn-accent:hover {
    filter: brightness(1.08);
  }

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

  .btn-outline-light {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 28px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: #fff;
    font-size: 15px;
    font-weight: 500;
    transition: background 0.2s, border-color 0.2s;
  }

  .btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.8);
  }

  .cta-note {
    margin-top: 18px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
  }

  /* ===== Footer ===== */
  .site-footer {
    background: linear-gradient(180deg, #0F3A36 0%, #123A36 100%);
    color: rgba(255, 255, 255, 0.65);
    padding-top: 60px;
    border-top: none;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .footer-brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
  }

  .footer-brand-logo .brand-icon {
    background: var(--brand-grad);
    width: 34px;
    height: 34px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    font-weight: 800;
  }

  .footer-brand-logo .brand-text {
    font-size: 19px;
    font-weight: 800;
    color: #fff;
  }

  .footer-desc {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.55);
    margin-bottom: 16px;
    max-width: 320px;
  }

  .site-footer h4 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
  }

  .footer-links {
    list-style: none;
    padding: 0;
  }

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

  .footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.55);
    transition: color 0.2s;
  }

  .footer-links a:hover {
    color: #75E6C2;
  }

  .footer-commit .commit-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    padding: 8px 0;
    color: rgba(255, 255, 255, 0.6);
  }

  .footer-commit .num {
    font-family: var(--font-num);
    font-size: 18px;
    font-weight: 700;
    color: #75E6C2;
    min-width: 60px;
  }

  .site-footer .tag {
    background: rgba(117, 230, 194, 0.15);
    color: #75E6C2;
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 12px;
    display: inline-block;
  }

  .footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    padding: 20px 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
  }

  .footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
  }

  .footer-bottom a:hover {
    color: #75E6C2;
  }

  /* ===== Responsive ===== */
  @media (max-width: 1023px) {
    .container {
      padding-left: 20px;
      padding-right: 20px;
    }

    .brand-sub {
      display: none;
    }

    .header-search {
      max-width: 180px;
    }

    .hot-tags {
      display: none;
    }

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

    .checklist-grid {
      grid-template-columns: 1fr;
    }

    .feature-block {
      grid-template-columns: 1fr;
      gap: 24px;
    }

    .feature-img img {
      min-height: 220px;
    }
  }

  @media (max-width: 767px) {
    .container {
      padding-left: 16px;
      padding-right: 16px;
    }

    .header-search {
      display: none;
    }

    .login-btn {
      display: none;
    }

    .mobile-toggle {
      display: flex;
    }

    .header-nav-inner {
      overflow-x: auto;
      scrollbar-width: none;
    }

    .header-nav-inner::-webkit-scrollbar {
      display: none;
    }

    .main-nav {
      gap: 0;
      flex-wrap: nowrap;
    }

    .nav-link {
      padding: 10px 14px;
      font-size: 14px;
      white-space: nowrap;
    }

    .cat-hero {
      padding: 36px 0 30px;
    }

    .stat-row {
      gap: 8px;
    }

    .stat-badge {
      padding: 6px 12px;
      font-size: 12px;
    }

    .stat-badge .num {
      font-size: 16px;
    }

    .notice-card {
      grid-template-columns: 1fr;
      gap: 12px;
      padding: 20px;
    }

    .notice-date {
      flex-direction: row;
      gap: 12px;
      padding-right: 0;
      padding-bottom: 14px;
      border-right: none;
      border-bottom: 1px solid var(--border);
      justify-content: flex-start;
    }

    .notice-date .day {
      font-size: 30px;
    }

    .notice-date .month {
      margin-top: 0;
    }

    .section {
      padding: 40px 0;
    }

    .section-head h2 {
      font-size: 20px;
    }

    .check-col {
      padding: 20px;
    }

    .tip-bar {
      flex-direction: column;
      padding: 16px;
    }

    .faq-question {
      padding: 16px 18px;
    }

    .faq-q-left {
      font-size: 15px;
    }

    .faq-answer p {
      padding: 0 18px 18px 36px;
      font-size: 14px;
    }

    .cta-section {
      padding: 40px 0 48px;
    }

    .cta-box {
      padding: 32px 24px;
    }

    .cta-text h3 {
      font-size: 22px;
    }

    .cta-actions {
      flex-direction: column;
      width: 100%;
    }

    .btn-accent,
    .btn-outline-light {
      width: 100%;
    }

    .footer-grid {
      grid-template-columns: 1fr;
      gap: 32px;
    }

    .footer-bottom {
      flex-direction: column;
      text-align: center;
    }
  }

/* roulang page: category3 */
:root {
    --primary: #1B4F4A;
    --primary-dark: #123A36;
    --accent: #2A9D8F;
    --mint: #75E6C2;
    --coral: #FF7A45;
    --cream: #F8F6F1;
    --gray-green: #EEF2ED;
    --title: #12302C;
    --body: #2E3A38;
    --muted: #6B7A76;
    --border: rgba(27, 79, 74, 0.12);
    --shadow: 0 8px 28px rgba(18, 58, 54, 0.08);
    --shadow-hover: 0 12px 36px rgba(18, 58, 54, 0.14);
    --radius-lg: 20px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --brand-gradient: linear-gradient(135deg, #3EC9A7 0%, #2A9D8F 100%);
    --dark-gradient: linear-gradient(165deg, #1B4F4A 0%, #0F3A36 100%);
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
    background: var(--cream);
    color: var(--body);
    line-height: 1.75;
    font-size: 15px;
    letter-spacing: 0.01em;
    -webkit-font-smoothing: antialiased;
  }
  a { color: inherit; text-decoration: none; }
  img { max-width: 100%; height: auto; display: block; }
  button, input { font-family: inherit; }
  .container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
  ::selection { background: rgba(117, 230, 194, 0.3); }

  /* Header */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(248, 246, 241, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
  }
  .header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    gap: 24px;
  }
  .logo {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
  }
  .logo-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--brand-gradient);
    color: #fff;
    font-weight: 800;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
  }
  .logo-text {
    font-size: 18px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.01em;
  }
  .logo-sub {
    font-size: 11px;
    color: var(--muted);
    margin-left: 2px;
    letter-spacing: 0.02em;
  }
  .header-search {
    flex: 1;
    max-width: 240px;
    display: flex;
    align-items: center;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    height: 36px;
    padding: 0 12px;
    gap: 8px;
    transition: box-shadow 0.2s, border-color 0.2s;
  }
  .header-search:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.15);
  }
  .header-search svg { width: 16px; height: 16px; color: var(--muted); flex-shrink: 0; }
  .header-search input {
    border: none;
    outline: none;
    background: transparent;
    width: 100%;
    font-size: 13px;
    color: var(--body);
  }
  .header-search input::placeholder { color: #9aa8a4; }
  .header-login-btn {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    padding: 6px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: background 0.2s, border-color 0.2s;
    white-space: nowrap;
  }
  .header-login-btn:hover { background: var(--gray-green); border-color: var(--accent); }
  .header-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    height: 46px;
    border-top: 1px solid rgba(27, 79, 74, 0.06);
  }
  .main-nav { display: flex; align-items: center; gap: 4px; }
  .nav-link {
    display: block;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--body);
    border-radius: 8px;
    position: relative;
    transition: color 0.2s, background 0.2s;
  }
  .nav-link:hover { color: var(--accent); background: rgba(117, 230, 194, 0.12); }
  .nav-link.active { color: var(--primary); font-weight: 600; }
  .nav-link.active::after {
    content: '';
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: -2px;
    height: 3px;
    border-radius: 3px;
    background: var(--brand-gradient);
  }
  .hot-tags { display: flex; align-items: center; gap: 8px; }
  .hot-tag {
    display: inline-block;
    font-size: 12px;
    padding: 4px 12px;
    background: var(--gray-green);
    color: var(--primary);
    border-radius: 999px;
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
  }
  .hot-tag:hover { background: var(--brand-gradient); color: #fff; }
  .menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
  .menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--primary);
    margin: 4px 0;
    border-radius: 2px;
    transition: transform 0.2s;
  }

  /* Mobile drawer */
  .mobile-drawer {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    height: 100vh;
    background: var(--cream);
    z-index: 1100;
    transition: right 0.3s ease;
    box-shadow: -8px 0 32px rgba(18, 58, 54, 0.15);
    display: flex;
    flex-direction: column;
    padding: 24px;
  }
  .mobile-drawer.open { right: 0; }
  .drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
  .drawer-close { background: none; border: none; font-size: 28px; color: var(--muted); cursor: pointer; line-height: 1; }
  .drawer-nav { display: flex; flex-direction: column; }
  .drawer-link {
    padding: 16px 0;
    font-size: 16px;
    font-weight: 500;
    color: var(--body);
    border-bottom: 1px solid var(--border);
    transition: color 0.2s, padding-left 0.2s;
  }
  .drawer-link:hover { color: var(--accent); padding-left: 8px; }
  .drawer-link.active { color: var(--primary); font-weight: 700; }
  .drawer-footer { margin-top: auto; }
  .drawer-search {
    display: flex;
    align-items: center;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    height: 40px;
    padding: 0 12px;
    margin-bottom: 12px;
  }
  .drawer-search input { border: none; outline: none; background: transparent; width: 100%; font-size: 14px; }
  .drawer-login-btn {
    display: block;
    text-align: center;
    padding: 12px;
    background: var(--brand-gradient);
    color: #fff;
    border-radius: 10px;
    font-weight: 600;
  }
  .drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(18, 58, 54, 0.5);
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
  }
  .drawer-overlay.show { opacity: 1; visibility: visible; }

  /* Breadcrumb */
  .breadcrumb {
    padding: 24px 0 0;
    font-size: 13px;
    color: var(--muted);
  }
  .breadcrumb a { color: var(--muted); transition: color 0.2s; }
  .breadcrumb a:hover { color: var(--accent); }
  .breadcrumb .sep { margin: 0 8px; color: #c4cfcb; }

  /* Hero */
  .hero-section {
    padding: 56px 0 64px;
    position: relative;
    overflow: hidden;
  }
  .hero-section::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -120px;
    width: 420px;
    height: 420px;
    background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
    opacity: 0.08;
    border-radius: 50%;
    pointer-events: none;
  }
  .hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 56px;
    align-items: center;
  }
  .hero-title {
    font-size: clamp(28px, 4.5vw, 44px);
    font-weight: 800;
    line-height: 1.25;
    color: var(--title);
    letter-spacing: -0.01em;
    margin-bottom: 20px;
  }
  .hero-title .gradient-text {
    background: var(--brand-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .hero-desc {
    font-size: 15px;
    line-height: 1.8;
    color: var(--body);
    max-width: 560px;
    margin-bottom: 32px;
  }
  .hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 36px;
  }
  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 8px 16px;
    box-shadow: 0 2px 8px rgba(18, 58, 54, 0.04);
  }
  .hero-badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--brand-gradient);
  }
  .hero-badge .num {
    font-family: 'DIN Alternate', 'Barlow Condensed', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
  }
  .hero-badge .label { font-size: 13px; color: var(--muted); }
  .hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }
  .btn-coral {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 28px;
    background: var(--coral);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: filter 0.2s, transform 0.15s, box-shadow 0.2s;
    box-shadow: 0 4px 16px rgba(255, 122, 69, 0.3);
  }
  .btn-coral:hover { filter: brightness(1.08); box-shadow: 0 6px 20px rgba(255, 122, 69, 0.4); }
  .btn-coral:active { transform: scale(0.97); }
  .btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 28px;
    background: #fff;
    color: var(--primary);
    border: 1px solid var(--primary);
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
  }
  .btn-outline:hover { background: var(--gray-green); border-color: var(--accent); color: var(--accent); }
  .hero-visual {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    position: relative;
    border: 1px solid var(--border);
  }
  .hero-visual img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
  .hero-visual-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(18, 58, 54, 0.6) 100%);
    display: flex;
    align-items: flex-end;
    padding: 20px;
  }
  .hero-visual-overlay .mini-card {
    background: rgba(255, 255, 255, 0.94);
    border-radius: 12px;
    padding: 14px 18px;
    width: 100%;
    backdrop-filter: blur(6px);
  }
  .mini-card-title { font-size: 14px; font-weight: 600; color: var(--title); }
  .mini-card-sub { font-size: 12px; color: var(--muted); margin-top: 2px; }

  /* Section common */
  .section { padding: 72px 0; }
  .section-title-wrap { display: flex; align-items: center; gap: 12px; margin-bottom: 40px; }
  .section-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--brand-gradient); }
  .section-line { width: 24px; height: 2px; border-radius: 2px; background: var(--brand-gradient); }
  .section-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--title);
    line-height: 1.4;
  }
  .section-desc { font-size: 14px; color: var(--muted); margin-top: 4px; }

  /* Steps */
  .steps-section { background: #fff; border-block: 1px solid var(--border); }
  .steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
  }
  .steps-grid::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 60px;
    right: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--mint), var(--accent), rgba(117, 230, 194, 0.3));
    border-radius: 2px;
  }
  .step-item { position: relative; text-align: center; padding: 0 8px; }
  .step-num {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: var(--brand-gradient);
    color: #fff;
    font-family: 'DIN Alternate', 'Barlow Condensed', sans-serif;
    font-size: 22px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    box-shadow: 0 6px 16px rgba(42, 157, 143, 0.25);
  }
  .step-title { font-size: 16px; font-weight: 600; color: var(--title); margin-bottom: 8px; }
  .step-desc { font-size: 13px; color: var(--muted); line-height: 1.65; }

  /* Case cards */
  .case-card {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: box-shadow 0.25s, transform 0.25s;
    margin-bottom: 28px;
  }
  .case-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
  .case-card:nth-child(2) { margin-bottom: 0; }
  .case-image { overflow: hidden; position: relative; }
  .case-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
  .case-card:hover .case-image img { transform: scale(1.05); }
  .case-image .case-tag {
    position: absolute;
    top: 16px;
    left: 16px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    padding: 4px 12px;
    border-radius: 999px;
    box-shadow: 0 2px 8px rgba(18, 58, 54, 0.1);
  }
  .case-content { padding: 32px; display: flex; flex-direction: column; justify-content: center; }
  .case-content h3 { font-size: 20px; font-weight: 700; color: var(--title); margin-bottom: 12px; line-height: 1.4; }
  .case-content p { font-size: 14px; color: var(--body); line-height: 1.8; }
  .case-points { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
  .case-point {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--body);
  }
  .case-point .point-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand-gradient); flex-shrink: 0; }

  /* Promise dark bar */
  .promise-section { padding: 56px 0; }
  .promise-bar {
    background: var(--dark-gradient);
    border-radius: 24px;
    padding: 48px 56px;
    color: #fff;
    position: relative;
    overflow: hidden;
  }
  .promise-bar::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 240px;
    height: 240px;
    background: rgba(117, 230, 194, 0.12);
    border-radius: 50%;
  }
  .promise-bar::after {
    content: '';
    position: absolute;
    bottom: -40px;
    right: 80px;
    width: 160px;
    height: 160px;
    background: rgba(117, 230, 194, 0.08);
    border-radius: 50%;
  }
  .promise-title { font-size: 22px; font-weight: 700; margin-bottom: 32px; position: relative; z-index: 1; }
  .promise-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
    z-index: 1;
  }
  .promise-item { text-align: center; padding: 8px; }
  .promise-item .p-num {
    font-family: 'DIN Alternate', 'Barlow Condensed', sans-serif;
    font-size: 36px;
    font-weight: 700;
    color: var(--mint);
    line-height: 1.2;
  }
  .promise-item .p-label { font-size: 13px; color: rgba(255, 255, 255, 0.7); margin-top: 4px; }

  /* FAQ */
  .faq-section { background: #fff; }
  .faq-list { max-width: 820px; margin: 0 auto; }
  .faq-item {
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #fff;
    margin-bottom: 14px;
    overflow: hidden;
    transition: border-color 0.2s, background 0.2s;
  }
  .faq-item:hover { border-color: rgba(42, 157, 143, 0.35); background: #FBFDFC; }
  .faq-question {
    display: flex;
    align-items: center;
    gap: 14px;
    width: 100%;
    background: none;
    border: none;
    padding: 20px 24px;
    cursor: pointer;
    text-align: left;
    font-size: 15px;
    font-weight: 600;
    color: var(--title);
    transition: background 0.2s;
  }
  .faq-question:hover { background: rgba(117, 230, 194, 0.08); }
  .faq-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #c4cfcb;
    flex-shrink: 0;
    transition: background 0.2s;
  }
  .faq-item.open .faq-dot { background: var(--accent); }
  .faq-q-text { flex: 1; }
  .faq-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--gray-green);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 600;
    flex-shrink: 0;
    transition: background 0.2s, color 0.2s, transform 0.2s;
  }
  .faq-item.open .faq-icon { background: var(--brand-gradient); color: #fff; transform: rotate(45deg); }
  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .faq-answer p {
    padding: 0 24px 20px 46px;
    font-size: 14px;
    color: var(--body);
    line-height: 1.8;
  }

  /* CTA */
  .cta-section { padding: 56px 0 88px; }
  .cta-box {
    background: var(--dark-gradient);
    border-radius: 24px;
    padding: 64px 56px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
  }
  .cta-box::before {
    content: '';
    position: absolute;
    top: -60px;
    left: -60px;
    width: 200px;
    height: 200px;
    background: rgba(117, 230, 194, 0.1);
    border-radius: 30px;
    transform: rotate(20deg);
  }
  .cta-box::after {
    content: '';
    position: absolute;
    bottom: -40px;
    right: -40px;
    width: 260px;
    height: 260px;
    background: rgba(117, 230, 194, 0.08);
    border-radius: 30px;
    transform: rotate(-15deg);
  }
  .cta-box h2 { font-size: 28px; font-weight: 800; margin-bottom: 12px; position: relative; z-index: 1; }
  .cta-box .cta-sub { font-size: 14px; color: rgba(255, 255, 255, 0.7); margin-bottom: 32px; position: relative; z-index: 1; }
  .cta-box .btn-coral { position: relative; z-index: 1; }
  .cta-box .btn-outline-light {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 28px;
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
    position: relative;
    z-index: 1;
    margin-left: 16px;
  }
  .cta-box .btn-outline-light:hover { background: rgba(255, 255, 255, 0.1); border-color: #fff; }
  .cta-note { font-size: 12px; color: rgba(255, 255, 255, 0.5); margin-top: 20px; position: relative; z-index: 1; }

  /* Footer */
  .site-footer {
    background: var(--dark-gradient);
    color: rgba(255, 255, 255, 0.6);
    padding: 56px 0 0;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 40px;
  }
  .footer-brand-logo { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
  .footer-brand-logo .brand-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--brand-gradient);
    color: #fff;
    font-weight: 800;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .footer-brand-logo .brand-text { font-size: 17px; font-weight: 700; color: #fff; }
  .footer-desc { font-size: 13px; line-height: 1.8; margin-bottom: 16px; max-width: 360px; }
  .footer-col h4 { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 16px; letter-spacing: 0.02em; }
  .footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
  .footer-links a { font-size: 13px; color: rgba(255, 255, 255, 0.6); transition: color 0.2s, padding-left 0.2s; }
  .footer-links a:hover { color: var(--mint); padding-left: 4px; }
  .footer-commit { display: flex; flex-direction: column; gap: 10px; }
  .commit-item { font-size: 13px; display: flex; align-items: center; gap: 8px; }
  .commit-item .num {
    font-family: 'DIN Alternate', 'Barlow Condensed', sans-serif;
    font-weight: 700;
    color: var(--mint);
    font-size: 16px;
  }
  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 12px;
  }
  .footer-bottom a { color: rgba(255, 255, 255, 0.7); transition: color 0.2s; }
  .footer-bottom a:hover { color: var(--mint); }

  /* Responsive */
  @media (max-width: 1024px) {
    .container { padding: 0 24px; }
    .hero-grid { gap: 36px; }
    .steps-grid { gap: 20px; }
    .steps-grid::before { left: 40px; right: 40px; }
    .promise-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  }
  @media (max-width: 768px) {
    .container { padding: 0 16px; }
    .header-search, .header-login-btn { display: none; }
    .menu-toggle { display: block; }
    .header-bottom { display: none; }
    .hero-grid { grid-template-columns: 1fr; }
    .hero-section { padding: 40px 0 56px; }
    .hero-visual { order: 2; }
    .steps-grid { grid-template-columns: 1fr; gap: 32px; }
    .steps-grid::before { display: none; }
    .step-num { width: 50px; height: 50px; font-size: 18px; }
    .case-card { grid-template-columns: 1fr; }
    .case-image { aspect-ratio: 16 / 9; }
    .case-content { padding: 24px; }
    .promise-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
    .promise-bar { padding: 32px 24px; }
    .cta-box { padding: 40px 24px; }
    .cta-box .btn-outline-light { margin-left: 0; margin-top: 12px; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .section { padding: 48px 0; }
    .faq-question { padding: 16px 18px; font-size: 14px; }
    .faq-answer p { padding: 0 18px 16px 42px; }
    .header-top { height: 58px; }
  }
  @media (max-width: 520px) {
    .hero-badges { flex-direction: column; align-items: flex-start; }
    .hero-ctas { flex-direction: column; width: 100%; }
    .btn-coral, .btn-outline { width: 100%; }
    .promise-grid { grid-template-columns: 1fr; }
    .promise-item { text-align: left; display: flex; align-items: center; gap: 12px; }
    .promise-item .p-num { font-size: 28px; }
  }