/* roulang page: index */
:root {
  --primary: #00E5A0;
  --secondary: #FF2E88;
  --bg-body: #0A0C0E;
  --bg-section: #111417;
  --bg-card: #151A1E;
  --bg-elevated: #1A2024;
  --text-primary: #E8EDEF;
  --text-secondary: #9AA7AD;
  --text-disabled: #5B666C;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 8px;
  --glow-primary: 0 0 20px rgba(0, 229, 160, 0.25);
  --glow-secondary: 0 0 20px rgba(255, 46, 136, 0.2);
  --font-stack: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --section-space: 96px;
  --nav-height: 64px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-stack);
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.8;
  padding-top: var(--nav-height);
  padding-bottom: 64px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; transition: color .2s ease, background .2s ease, transform .2s ease; }
a:hover { color: var(--primary); }
img { max-width: 100%; height: auto; }
.container { max-width: 1200px; padding-left: 24px; padding-right: 24px; }
section { position: relative; }
.section-header { margin-bottom: 48px; text-align: center; }
.section-header h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; letter-spacing: -0.01em; margin-bottom: 8px; position: relative; display: inline-block; }
.section-header h2::after { content: ''; display: block; width: 40px; height: 3px; background: var(--primary); border-radius: 2px; margin: 10px auto 0; box-shadow: var(--glow-primary); }
.section-header .section-subtitle { color: var(--text-secondary); font-size: 1rem; max-width: 600px; margin: 12px auto 0; }
.section-header .section-more { color: var(--text-secondary); font-size: .9rem; float: right; transition: color .2s, transform .2s; }
.section-header .section-more:hover { color: var(--primary); transform: translateX(4px); }

/* ===== 导航 ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: rgba(10, 12, 14, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1050;
  transition: background .3s ease;
}
.site-header.scrolled { background: rgba(10, 12, 14, 0.97); }
.site-header .navbar { height: var(--nav-height); padding: 0; }
.site-header .navbar-brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 1.25rem; letter-spacing: 0.04em;
  color: var(--text-primary); padding: 0;
}
.site-header .navbar-brand:hover { color: var(--text-primary); opacity: 1; }
.brand-icon { display: flex; align-items: center; justify-content: center; width: 34px; height: 34px; border: 1px solid rgba(0, 229, 160, 0.4); border-radius: 8px; background: rgba(0, 229, 160, 0.08); }
.brand-text { font-size: 1.15rem; font-weight: 800; letter-spacing: 0.05em; }
.brand-sub { color: var(--primary); font-weight: 700; }
.site-header .navbar-nav { gap: 4px; }
.site-header .nav-link {
  color: var(--text-secondary);
  font-size: .9375rem;
  font-weight: 500;
  padding: 0.45rem 1rem !important;
  position: relative;
  transition: color .2s ease;
}
.site-header .nav-link::after {
  content: '';
  position: absolute;
  left: 1rem; right: 1rem; bottom: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 4px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .3s ease;
  box-shadow: var(--glow-primary);
}
.site-header .nav-link:hover,
.site-header .nav-link.active { color: var(--primary); }
.site-header .nav-link:hover::after,
.site-header .nav-link.active::after { transform: scaleX(1); }
.btn-nav {
  margin-left: 12px;
  padding: 0.4rem 1.2rem;
  font-size: .875rem;
  font-weight: 600;
  border-radius: 6px;
  transition: all .25s ease;
}
.navbar-toggler { border: 1px solid var(--border); padding: 6px 10px; }
.navbar-toggler:focus { box-shadow: none; border-color: var(--primary); }
.navbar-toggler-icon { background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23E8EDEF' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e"); }

/* ===== 按钮 ===== */
.btn {
  font-family: var(--font-stack);
  border-radius: 6px;
  font-weight: 600;
  transition: all .25s ease;
  padding: 0.75rem 1.6rem;
  font-size: .9375rem;
  line-height: 1.5;
}
.btn-primary {
  background: var(--primary);
  border: 1px solid var(--primary);
  color: #0A0C0E;
}
.btn-primary:hover, .btn-primary:focus {
  background: #33eebc;
  border-color: #33eebc;
  color: #0A0C0E;
  box-shadow: 0 0 24px rgba(0, 229, 160, 0.35);
}
.btn-primary:active { background: var(--primary) !important; border-color: var(--primary) !important; transform: translateY(1px); }
.btn-outline-primary {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}
.btn-outline-primary:hover, .btn-outline-primary:focus {
  background: var(--primary);
  color: #0A0C0E;
  box-shadow: 0 0 18px rgba(0, 229, 160, 0.3);
}
.btn-outline-primary:active { background: var(--primary) !important; color: #0A0C0E !important; transform: translateY(1px); }
.btn-lg { padding: 0.9rem 2rem; font-size: 1rem; }
.btn-sm { padding: 0.4rem 1rem; font-size: .8125rem; }
.btn:focus-visible { outline: 3px solid rgba(0, 229, 160, 0.4); outline-offset: 2px; }

/* ===== Hero ===== */
.hero-section {
  min-height: 82vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
  background: url('/assets/images/backpic/back-1.webp') center right / cover no-repeat;
  background-color: var(--bg-body);
}
.hero-section::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(10, 12, 14, 0.96) 0%, rgba(10, 12, 14, 0.82) 50%, rgba(10, 12, 14, 0.55) 100%);
  z-index: 1;
}
.hero-section .container { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--primary);
  border: 1px solid rgba(0, 229, 160, 0.3);
  border-radius: 100px;
  padding: 4px 16px;
  margin-bottom: 20px;
  background: rgba(0, 229, 160, 0.06);
}
.hero-badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); box-shadow: var(--glow-primary); }
.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 16px;
}
.neon-text {
  color: var(--primary);
  text-shadow: var(--glow-primary);
  animation: neonPulse 2.5s ease-in-out infinite;
}
@keyframes neonPulse {
  0%, 100% { text-shadow: 0 0 12px rgba(0, 229, 160, 0.2); }
  50% { text-shadow: 0 0 28px rgba(0, 229, 160, 0.45); }
}
.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 32px;
  line-height: 1.7;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-visual {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  background: var(--bg-card);
}
.hero-visual img { width: 100%; height: 320px; object-fit: cover; display: block; }
.hero-visual::after {
  content: '';
  position: absolute; inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  pointer-events: none;
}
.hero-metrics { display: flex; gap: 28px; margin-top: 48px; flex-wrap: wrap; }
.hero-metric { text-align: left; }
.hero-metric-num { font-size: 1.5rem; font-weight: 700; color: var(--primary); display: block; line-height: 1.2; }
.hero-metric-label { font-size: .8125rem; color: var(--text-secondary); }

/* ===== 数据条 ===== */
.stats-bar {
  background: var(--bg-section);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 0;
}
.stat-item { text-align: center; padding: 12px 0; }
.stat-number { font-size: 2.2rem; font-weight: 800; color: var(--primary); display: block; line-height: 1.2; text-shadow: var(--glow-primary); }
.stat-label { font-size: .8125rem; color: var(--text-secondary); letter-spacing: .05em; margin-top: 4px; display: block; }

/* ===== 卖点 ===== */
.features-section { background: var(--bg-body); padding: var(--section-space) 0; }
.features-section .row { margin-top: 32px; }
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  position: relative;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
  height: 100%;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), transparent);
  opacity: 0;
  transition: opacity .25s;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 160, 0.3);
  box-shadow: 0 0 24px rgba(0, 229, 160, 0.1);
}
.feature-card:hover::before { opacity: 1; }
.feature-card .feature-num {
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.06);
  line-height: 1;
  display: block;
  margin-bottom: 16px;
  transition: color .25s, text-shadow .25s;
  letter-spacing: -0.03em;
}
.feature-card:hover .feature-num { color: var(--secondary); text-shadow: var(--glow-secondary); }
.feature-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; color: var(--text-primary); }
.feature-card p { color: var(--text-secondary); font-size: .9375rem; line-height: 1.7; margin: 0; }
.col-lg-4:nth-child(2) .feature-card { transform: translateY(24px); }
.col-lg-4:nth-child(2) .feature-card:hover { transform: translateY(20px); }

/* ===== 场景演示 ===== */
.demo-section {
  background: var(--bg-section);
  padding: var(--section-space) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.demo-list { list-style: none; padding: 0; margin: 24px 0 0; }
.demo-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  color: var(--text-secondary);
  font-size: 1rem;
  border-bottom: 1px solid var(--border);
  transition: color .2s, padding-left .2s;
}
.demo-list li:last-child { border-bottom: none; }
.demo-list li:hover { color: var(--text-primary); padding-left: 8px; }
.demo-marker {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: var(--glow-primary);
  margin-top: 8px;
  flex-shrink: 0;
}
.demo-window {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
  transition: transform .3s, box-shadow .3s;
}
.demo-window:hover { transform: translateY(-4px); box-shadow: 0 28px 80px rgba(0, 0, 0, 0.5); }
.demo-window-top {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-elevated);
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.demo-circle { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.demo-circle-1 { background: #FF5F57; }
.demo-circle-2 { background: #FEBC2E; }
.demo-circle-3 { background: #28C840; }
.demo-address {
  flex: 1;
  text-align: center;
  font-size: .75rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 100px;
  padding: 3px 16px;
  margin-left: 12px;
  max-width: 240px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.demo-window-body img { width: 100%; height: 320px; object-fit: cover; display: block; }

/* ===== 资讯列表 ===== */
.news-section { background: var(--bg-body); padding: var(--section-space) 0; }
.news-section .section-header { display: flex; justify-content: space-between; align-items: center; text-align: left; margin-bottom: 40px; }
.news-section .section-header h2::after { margin: 8px 0 0; }
.news-section .section-header .section-more { margin-top: 0; }
.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 160, 0.3);
  box-shadow: 0 0 24px rgba(0, 229, 160, 0.1);
}
.news-card-cover { overflow: hidden; position: relative; aspect-ratio: 16/9; }
.news-card-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.news-card:hover .news-card-cover img { transform: scale(1.06); }
.news-card-cover .news-tag {
  position: absolute;
  top: 12px; left: 12px;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(0, 229, 160, 0.4);
  color: var(--primary);
  font-size: .75rem;
  font-weight: 600;
  padding: 2px 12px;
  border-radius: 100px;
  backdrop-filter: blur(6px);
  z-index: 2;
}
.news-card-body { padding: 24px 24px 20px; display: flex; flex-direction: column; flex: 1; }
.news-card-body .news-title { font-size: 1.15rem; font-weight: 600; line-height: 1.5; margin-bottom: 10px; color: var(--text-primary); }
.news-card-body .news-title a { color: var(--text-primary); transition: color .2s; }
.news-card-body .news-title a:hover { color: var(--primary); }
.news-card-body .news-excerpt {
  color: var(--text-secondary);
  font-size: .875rem;
  line-height: 1.6;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.news-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .8125rem;
  color: var(--text-disabled);
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.news-meta i { margin-right: 4px; font-size: .75rem; }
.empty-state {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 64px 24px;
  text-align: center;
  color: var(--text-secondary);
  grid-column: 1 / -1;
  width: 100%;
}
.empty-state i { font-size: 2.5rem; color: var(--text-disabled); margin-bottom: 16px; display: block; }
.empty-state p { margin: 8px 0 0; }

/* ===== 玩家评价 ===== */
.testimonial-section { background: var(--bg-section); padding: var(--section-space) 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  height: 100%;
  position: relative;
  transition: border-color .25s, box-shadow .25s;
}
.testimonial-card:hover { border-color: rgba(0, 229, 160, 0.25); box-shadow: var(--glow-primary); }
.testimonial-card blockquote { margin: 0; position: relative; padding-left: 28px; }
.testimonial-card blockquote::before {
  content: '\201C';
  font-size: 4.5rem;
  color: var(--primary);
  position: absolute;
  left: -8px;
  top: -20px;
  line-height: 1;
  font-family: Georgia, sans-serif;
  opacity: 0.5;
}
.testimonial-card blockquote p { color: var(--text-primary); font-size: 1rem; line-height: 1.8; font-style: italic; margin-bottom: 16px; }
.testimonial-card blockquote footer { color: var(--text-secondary); font-size: .875rem; }
.testimonial-card blockquote footer span { color: var(--text-disabled); font-size: .8125rem; margin-left: 6px; }
.testimonial-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 2px solid var(--primary);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: .875rem;
  color: var(--primary);
  font-weight: 600;
  margin-right: 10px;
}

/* ===== FAQ ===== */
.faq-section { background: var(--bg-body); padding: var(--section-space) 0; }
.faq-section .accordion { max-width: 820px; margin: 0 auto; }
.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  margin-bottom: 14px;
  overflow: hidden;
}
.accordion-button {
  background: transparent;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
  padding: 1.2rem 1.4rem;
  box-shadow: none;
  border-radius: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: color .2s;
}
.accordion-button:not(.collapsed) {
  background: var(--bg-elevated);
  color: var(--primary);
  box-shadow: none;
}
.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2300E5A0'%3e%3cpath fill-rule='evenodd' d='M8 2a1 1 0 0 1 1 1v4h4a1 1 0 1 1 0 2H9v4a1 1 0 1 1-2 0V9H3a1 1 0 0 1 0-2h4V3a1 1 0 0 1 1-1z'/%3e%3c/svg%3e");
  background-size: 1rem;
  transition: transform .25s ease;
}
.accordion-button:not(.collapsed)::after { transform: rotate(45deg); }
.accordion-button:focus { box-shadow: 0 0 0 2px rgba(0, 229, 160, 0.2); }
.accordion-body { color: var(--text-secondary); font-size: .9375rem; line-height: 1.7; padding: 0 1.4rem 1.4rem; border-top: 1px solid transparent; }
.accordion-item .accordion-button:not(.collapsed) + .accordion-collapse .accordion-body { border-color: var(--border); }

/* ===== CTA ===== */
.cta-section { background: var(--bg-section); padding: 72px 0; border-top: 1px solid var(--border); }
.cta-box {
  background: linear-gradient(135deg, rgba(0, 229, 160, 0.08), rgba(255, 46, 136, 0.05));
  border: 1px solid rgba(0, 229, 160, 0.2);
  border-radius: 16px;
  padding: 48px 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  top: -60%; right: -20%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(0, 229, 160, 0.1), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.cta-box h2 { font-size: clamp(1.4rem, 2.5vw, 2rem); font-weight: 700; margin-bottom: 12px; }
.cta-box p { color: var(--text-secondary); margin-bottom: 28px; font-size: 1rem; }
.cta-box .btn { position: relative; z-index: 2; }

/* ===== 底部转化条 ===== */
.floating-cta {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 64px;
  background: rgba(10, 12, 14, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  z-index: 1040;
  transform: translateY(100%);
  transition: transform .4s ease;
}
.floating-cta.visible { transform: translateY(0); }
.floating-cta .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.floating-cta p { margin: 0; font-size: .9375rem; color: var(--text-secondary); }
.floating-cta p strong { color: var(--primary); font-weight: 600; }
.floating-cta .btn { flex-shrink: 0; }

/* ===== 页脚 ===== */
.site-footer { background: var(--bg-body); border-top: 1px solid var(--border); padding: 64px 0 0; }
.site-footer .footer-brand {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}
.site-footer .footer-brand span { color: var(--primary); }
.site-footer .footer-desc { color: var(--text-secondary); font-size: .875rem; line-height: 1.7; margin-bottom: 16px; }
.site-footer h4 {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}
.site-footer h4::after { content: ''; position: absolute; left: 0; bottom: 0; width: 24px; height: 2px; background: var(--primary); box-shadow: var(--glow-primary); }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { margin-bottom: 10px; }
.site-footer ul a { color: var(--text-secondary); font-size: .875rem; transition: color .2s, padding-left .2s; display: inline-block; }
.site-footer ul a:hover { color: var(--primary); padding-left: 4px; }
.footer-copyright {
  text-align: center;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  margin-top: 48px;
  color: var(--text-disabled);
  font-size: .8125rem;
}
.footer-copyright a { color: var(--text-secondary); }
.footer-copyright a:hover { color: var(--primary); }

/* ===== 响应式 ===== */
@media (max-width: 991.98px) {
  :root { --section-space: 80px; }
  .site-header .navbar-collapse {
    background: rgba(10, 12, 14, 0.98);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px;
    margin-top: 8px;
    position: absolute;
    top: 100%;
    left: 16px;
    right: 16px;
  }
  .site-header .navbar-nav { gap: 0; }
  .site-header .nav-link { padding: 14px 16px !important; border-bottom: 1px solid rgba(255,255,255,0.04); }
  .site-header .nav-link:last-child { border-bottom: none; }
  .site-header .nav-link::after { display: none; }
  .site-header .nav-link.active { background: rgba(0, 229, 160, 0.06); border-radius: 6px; }
  .btn-nav { margin: 10px 0 0; width: 100%; }
  .hero-section { min-height: auto; padding: 100px 0 64px; }
  .hero-visual { margin-top: 32px; }
  .hero-visual img { height: 240px; }
  .col-lg-4:nth-child(2) .feature-card { transform: none; }
  .col-lg-4:nth-child(2) .feature-card:hover { transform: translateY(-4px); }
  .demo-window-body img { height: 260px; }
  .news-section .section-header { text-align: center; flex-direction: column; }
  .news-section .section-header .section-more { float: none; margin-top: 12px; }
  .floating-cta p { font-size: .8125rem; }
}
@media (max-width: 767.98px) {
  :root { --section-space: 64px; }
  .hero-title { font-size: 2rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-actions { flex-direction: column; align-items: stretch; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .hero-metrics { gap: 16px; }
  .hero-metric-num { font-size: 1.2rem; }
  .stat-number { font-size: 1.6rem; }
  .feature-card { padding: 28px 20px; }
  .demo-window-body img { height: 200px; }
  .news-card-body { padding: 20px; }
  .news-card-body .news-title { font-size: 1rem; }
  .testimonial-card { padding: 24px 20px; }
  .cta-box { padding: 36px 20px; }
  .floating-cta .container { justify-content: center; gap: 12px; }
  .floating-cta p { max-width: 55%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* roulang page: article */
:root {
            --neon-primary: #00E5A0;
            --neon-secondary: #FF2E88;
            --bg-body: #0A0C0E;
            --bg-section: #111417;
            --bg-card: #151A1E;
            --bg-elevated: #1A2024;
            --text-primary: #E8EDEF;
            --text-secondary: #9AA7AD;
            --text-disabled: #5B666C;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(0, 229, 160, 0.25);
            --glow-primary: 0 0 20px rgba(0, 229, 160, 0.25);
            --glow-secondary: 0 0 20px rgba(255, 46, 136, 0.2);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --font-cn: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: all .25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0 0 64px;
            background: var(--bg-body);
            color: var(--text-primary);
            font-family: var(--font-cn);
            line-height: 1.7;
            font-size: 1rem;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--neon-primary);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--neon-primary);
            text-decoration: none;
        }

        .container {
            max-width: 1200px;
        }

        .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            transition: var(--transition);
            font-size: .9375rem;
        }

        .btn:focus {
            box-shadow: 0 0 0 .25rem rgba(0, 229, 160, .25);
            outline: none;
        }

        .btn-primary {
            background: var(--neon-primary);
            border: 1px solid var(--neon-primary);
            color: #0A0C0E;
            padding: .85rem 1.8rem;
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: #2cf5b6;
            border-color: #2cf5b6;
            color: #0A0C0E;
            box-shadow: var(--glow-primary);
        }

        .btn-outline-neon {
            background: transparent;
            border: 1px solid var(--neon-primary);
            color: var(--neon-primary);
            padding: .85rem 1.8rem;
        }

        .btn-outline-neon:hover,
        .btn-outline-neon:focus {
            background: var(--neon-primary);
            color: #0A0C0E;
            border-color: var(--neon-primary);
            box-shadow: var(--glow-primary);
        }

        .btn-nav {
            padding: .55rem 1.3rem;
            font-size: .875rem;
            margin-left: 1rem;
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 12, 14, .92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-color);
            height: 64px;
            transition: box-shadow .3s ease, background .3s ease;
        }

        .site-header.scrolled {
            background: rgba(10, 12, 14, .98);
            box-shadow: 0 8px 32px rgba(0, 0, 0, .45);
        }

        .site-header .navbar {
            padding: 0;
            min-height: 64px;
        }

        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 8px 0;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border: 1px solid rgba(0, 229, 160, .3);
            border-radius: 8px;
            background: rgba(0, 229, 160, .08);
        }

        .brand-text {
            font-size: 1.15rem;
            font-weight: 800;
            letter-spacing: .03em;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .brand-sub {
            color: var(--neon-primary);
            margin-left: 2px;
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: 6px;
            padding: 5px 10px;
            background: rgba(255, 255, 255, .04);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 .2rem rgba(0, 229, 160, .25);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .navbar-nav .nav-item {
            margin: 0 2px;
        }

        .navbar-nav .nav-link {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: .9375rem;
            padding: .6rem 1rem !important;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

        .navbar-nav .nav-link::after {
            content: "";
            position: absolute;
            left: .8rem;
            right: .8rem;
            bottom: .25rem;
            height: 2px;
            background: var(--neon-primary);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform .3s ease;
            box-shadow: 0 0 8px rgba(0, 229, 160, .4);
        }

        .navbar-nav .nav-link:hover {
            color: var(--neon-primary);
        }

        .navbar-nav .nav-link:hover::after {
            transform: scaleX(1);
        }

        .navbar-nav .nav-link.active {
            color: var(--neon-primary);
            font-weight: 600;
            text-shadow: 0 0 12px rgba(0, 229, 160, .3);
        }

        .navbar-nav .nav-link.active::after {
            transform: scaleX(1);
        }

        /* ===== Main ===== */
        main {
            padding-top: 64px;
            min-height: 70vh;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-wrap {
            padding: 32px 0 12px;
            background: linear-gradient(180deg, rgba(0, 229, 160, .04) 0%, transparent 100%);
            border-bottom: 1px solid var(--border-color);
        }

        .breadcrumb {
            margin: 0;
            background: transparent;
            padding: 0;
        }

        .breadcrumb-item {
            font-size: .875rem;
            color: var(--text-secondary);
        }

        .breadcrumb-item a {
            color: var(--text-secondary);
            transition: var(--transition);
        }

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

        .breadcrumb-item+.breadcrumb-item::before {
            content: "›";
            color: var(--text-disabled);
        }

        .breadcrumb-item.active {
            color: var(--text-primary);
            max-width: 280px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* ===== Article Hero ===== */
        .article-hero-section {
            padding: 40px 0 28px;
            background: var(--bg-body);
        }

        .article-title {
            font-size: clamp(1.8rem, 3.5vw, 2.8rem);
            font-weight: 800;
            line-height: 1.35;
            letter-spacing: -.02em;
            color: var(--text-primary);
            margin-bottom: 18px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            align-items: center;
            font-size: .875rem;
            color: var(--text-secondary);
        }

        .article-meta>span {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .article-meta .meta-category {
            color: var(--neon-primary);
            background: rgba(0, 229, 160, .1);
            padding: 4px 14px;
            border-radius: 999px;
            font-weight: 600;
            font-size: .8125rem;
            border: 1px solid rgba(0, 229, 160, .2);
        }

        .article-meta .meta-date,
        .article-meta .meta-author {
            color: var(--text-secondary);
        }

        .article-meta i {
            color: var(--neon-primary);
            opacity: .7;
            font-size: .875rem;
        }

        /* ===== Article Cover ===== */
        .article-cover-section {
            padding: 0 0 36px;
        }

        .article-cover {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: 0 12px 40px rgba(0, 0, 0, .4);
        }

        .article-cover img {
            width: 100%;
            display: block;
            aspect-ratio: 16 / 8;
            object-fit: cover;
            transition: transform .4s ease;
        }

        /* ===== Article Content ===== */
        .article-content-section {
            padding: 8px 0 48px;
        }

        .article-content-wrap {
            max-width: 780px;
            margin: 0 auto;
        }

        .article-content {
            font-size: 1.0625rem;
            line-height: 1.8;
            color: var(--text-primary);
        }

        .article-content p {
            margin-bottom: 1.5rem;
            color: var(--text-primary);
            line-height: 1.85;
        }

        .article-content h2 {
            font-size: 1.45rem;
            font-weight: 700;
            margin: 2.5rem 0 1rem;
            padding-bottom: .6rem;
            border-bottom: 1px solid var(--border-color);
            color: var(--text-primary);
            letter-spacing: -.01em;
        }

        .article-content h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 2rem 0 .8rem;
            color: var(--text-primary);
        }

        .article-content h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin: 1.75rem 0 .75rem;
            color: var(--text-primary);
        }

        .article-content blockquote {
            background: var(--bg-card);
            border-left: 3px solid var(--neon-primary);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 1.25rem 1.5rem;
            margin: 1.75rem 0;
            color: var(--text-secondary);
            font-style: normal;
            box-shadow: inset 4px 0 12px rgba(0, 229, 160, .06);
        }

        .article-content blockquote p {
            color: var(--text-secondary);
            margin-bottom: .25rem;
            line-height: 1.75;
        }

        .article-content ul,
        .article-content ol {
            padding-left: 1.4rem;
            margin-bottom: 1.5rem;
        }

        .article-content li {
            margin-bottom: .5rem;
            line-height: 1.8;
        }

        .article-content ul li::marker {
            color: var(--neon-primary);
        }

        .article-content a {
            color: var(--neon-primary);
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-color: rgba(0, 229, 160, .4);
        }

        .article-content a:hover {
            color: var(--neon-secondary);
            text-decoration-color: var(--neon-secondary);
        }

        .article-content img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-md);
            margin: 1.75rem auto;
            display: block;
            border: 1px solid var(--border-color);
        }

        .article-content figure {
            margin: 1.75rem 0;
        }

        .article-content figure figcaption {
            text-align: center;
            font-size: .8125rem;
            color: var(--text-disabled);
            margin-top: .5rem;
        }

        .article-content code {
            background: var(--bg-elevated);
            color: var(--neon-secondary);
            padding: .2em .45em;
            border-radius: 4px;
            font-size: .88em;
            font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
        }

        .article-content pre {
            background: var(--bg-elevated);
            padding: 1.25rem 1.5rem;
            border-radius: var(--radius-md);
            overflow-x: auto;
            margin-bottom: 1.5rem;
            border: 1px solid var(--border-color);
            line-height: 1.7;
        }

        .article-content pre code {
            background: transparent;
            color: var(--text-primary);
            padding: 0;
            font-size: .875rem;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 1.5rem;
            font-size: .9375rem;
        }

        .article-content th,
        .article-content td {
            border: 1px solid var(--border-color);
            padding: .75rem 1rem;
            text-align: left;
        }

        .article-content th {
            background: var(--bg-card);
            color: var(--neon-primary);
            font-weight: 600;
        }

        .article-content td {
            background: transparent;
            color: var(--text-primary);
        }

        .article-content hr {
            border: none;
            border-top: 1px solid var(--border-color);
            margin: 2rem 0;
        }

        /* ===== Article Tags ===== */
        .article-tags-section {
            padding: 8px 0 48px;
        }

        .article-tags {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .article-tags .tags-label {
            font-size: .875rem;
            color: var(--text-secondary);
            font-weight: 600;
            margin-right: 2px;
        }

        .tag-chip {
            display: inline-block;
            background: rgba(0, 229, 160, .06);
            border: 1px solid rgba(0, 229, 160, .2);
            color: var(--neon-primary);
            font-size: .8125rem;
            font-weight: 500;
            padding: 4px 14px;
            border-radius: 999px;
            transition: var(--transition);
            cursor: default;
        }

        .tag-chip:hover {
            background: rgba(0, 229, 160, .12);
            border-color: var(--neon-primary);
            box-shadow: 0 0 12px rgba(0, 229, 160, .15);
        }

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

        .cta-box {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 28px 32px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
        }

        .cta-box .btn {
            padding: .7rem 1.5rem;
            font-size: .9375rem;
        }

        .back-top-btn {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, .14);
            background: var(--bg-elevated);
            color: var(--text-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            font-size: .9375rem;
        }

        .back-top-btn:hover {
            border-color: var(--neon-primary);
            color: var(--neon-primary);
            box-shadow: 0 0 15px rgba(0, 229, 160, .2);
            transform: translateY(-3px);
        }

        /* ===== Related ===== */
        .related-section {
            padding: 64px 0;
            background: var(--bg-section);
            border-top: 1px solid var(--border-color);
        }

        .section-head {
            display: flex;
            align-items: baseline;
            gap: 14px;
            margin-bottom: 36px;
        }

        .section-head h2 {
            font-size: clamp(1.5rem, 2.8vw, 2rem);
            font-weight: 700;
            margin: 0;
            color: var(--text-primary);
            letter-spacing: -.01em;
        }

        .section-head .section-sub {
            font-size: .8125rem;
            color: var(--text-disabled);
            text-transform: uppercase;
            letter-spacing: .12em;
            font-weight: 500;
        }

        .section-head::after {
            content: "";
            flex: 1;
            height: 1px;
            background: var(--border-color);
            margin-left: 8px;
        }

        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 100%;
            transition: var(--transition);
        }

        .related-card:hover {
            border-color: var(--border-hover);
            box-shadow: 0 0 24px rgba(0, 229, 160, .12);
            transform: translateY(-4px);
        }

        .related-cover {
            position: relative;
            display: block;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--bg-elevated);
        }

        .related-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

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

        .related-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(10, 12, 14, .75);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(0, 229, 160, .3);
            color: var(--neon-primary);
            font-size: .75rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 999px;
            letter-spacing: .02em;
        }

        .related-body {
            padding: 20px 22px 24px;
        }

        .related-body h3 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 10px;
            line-height: 1.45;
        }

        .related-body h3 a {
            color: var(--text-primary);
        }

        .related-body h3 a:hover {
            color: var(--neon-primary);
        }

        .related-body p {
            font-size: .875rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== Empty State ===== */
        .article-empty-state {
            text-align: center;
            padding: 60px 24px;
            background: var(--bg-card);
            border: 1px dashed rgba(255, 255, 255, .15);
            border-radius: var(--radius-lg);
        }

        .article-empty-state i {
            font-size: 3rem;
            color: var(--text-disabled);
            margin-bottom: 16px;
            display: block;
        }

        .article-empty-state h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .article-empty-state p {
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        /* ===== Floating CTA ===== */
        .floating-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 64px;
            background: rgba(10, 12, 14, .85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid rgba(255, 255, 255, .08);
            z-index: 1050;
            transform: translateY(100%);
            transition: transform .35s ease;
            padding: 0;
        }

        .floating-cta.show {
            transform: translateY(0);
        }

        .floating-cta .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .floating-cta-text {
            margin: 0;
            font-size: .9375rem;
            color: var(--text-secondary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .floating-cta-text strong {
            color: var(--neon-primary);
            font-weight: 700;
        }

        .floating-cta .btn-nav {
            margin-left: 12px;
            padding: .5rem 1.1rem;
            font-size: .875rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0D1012;
            border-top: 1px solid var(--border-color);
            padding: 64px 0 0;
        }

        .footer-cols {
            padding-bottom: 48px;
        }

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

        .footer-brand .brand-icon {
            width: 32px;
            height: 32px;
        }

        .footer-brand .brand-text {
            font-size: 1.1rem;
        }

        .footer-col p {
            color: var(--text-secondary);
            font-size: .875rem;
            line-height: 1.8;
            margin-bottom: 16px;
            max-width: 320px;
        }

        .footer-col h3 {
            font-size: .875rem;
            font-weight: 600;
            color: var(--neon-primary);
            letter-spacing: .1em;
            margin-bottom: 18px;
            text-transform: uppercase;
        }

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

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

        .footer-col ul a {
            color: var(--text-secondary);
            font-size: .875rem;
            display: inline-block;
            transition: var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--neon-primary);
            transform: translateX(4px);
        }

        .footer-copyright {
            border-top: 1px solid var(--border-color);
            padding: 20px 0;
            text-align: center;
        }

        .footer-copyright p {
            margin: 0;
            font-size: .8125rem;
            color: var(--text-disabled);
        }

        .footer-copyright a {
            color: var(--text-secondary);
        }

        .footer-copyright a:hover {
            color: var(--neon-primary);
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: var(--bg-body);
                border: 1px solid var(--border-color);
                border-radius: var(--radius-md);
                padding: 16px 20px;
                margin-top: 8px;
                box-shadow: 0 16px 48px rgba(0, 0, 0, .5);
            }

            .navbar-nav {
                gap: 4px;
                margin-bottom: 12px;
            }

            .navbar-nav .nav-link {
                padding: .65rem .5rem !important;
                font-size: 1rem;
                border-bottom: 1px solid rgba(255, 255, 255, .04);
            }

            .navbar-nav .nav-link::after {
                left: .5rem;
                right: auto;
                width: 0;
                transition: width .3s ease;
            }

            .navbar-nav .nav-link.active::after {
                width: 32px;
            }

            .btn-nav {
                margin-left: 0;
                width: 100%;
                text-align: center;
            }

            .article-title {
                font-size: 1.8rem;
            }

            .cta-box {
                padding: 24px;
            }

            .footer-cols {
                padding-bottom: 32px;
            }

            .floating-cta-text {
                font-size: .875rem;
            }
        }

        @media (max-width: 767.98px) {
            .breadcrumb-wrap {
                padding: 24px 0 8px;
            }

            .article-hero-section {
                padding: 28px 0 20px;
            }

            .article-title {
                font-size: 1.55rem;
                line-height: 1.4;
            }

            .article-meta {
                gap: 8px 14px;
                font-size: .8125rem;
            }

            .article-content-wrap {
                padding: 0 2px;
            }

            .article-content {
                font-size: 1rem;
                line-height: 1.8;
            }

            .article-content h2 {
                font-size: 1.3rem;
            }

            .article-content h3 {
                font-size: 1.1rem;
            }

            .article-content blockquote {
                padding: 1rem 1.25rem;
            }

            .section-head {
                flex-wrap: wrap;
                margin-bottom: 24px;
            }

            .cta-box {
                flex-direction: column;
                align-items: stretch;
                text-align: center;
                gap: 12px;
            }

            .cta-box .btn {
                width: 100%;
            }

            .back-top-btn {
                margin: 0 auto;
            }

            .floating-cta {
                height: 56px;
            }

            .floating-cta .container {
                height: 56px;
            }

            .floating-cta-text {
                font-size: .8125rem;
            }

            .floating-cta .btn-nav {
                padding: .45rem .9rem;
                font-size: .8125rem;
            }

            body {
                padding-bottom: 56px;
            }
        }

        @media (max-width: 420px) {
            .floating-cta-text {
                max-width: 160px;
            }

            .article-cover-section {
                padding-bottom: 28px;
            }

            .related-body {
                padding: 18px;
            }
        }

/* roulang page: category1 */
:root {
      --bg-body: #0A0C0E;
      --bg-section: #111417;
      --bg-card: #151A1E;
      --bg-elevated: #1A2024;
      --text-primary: #E8EDEF;
      --text-secondary: #9AA7AD;
      --text-disabled: #5B666C;
      --border-color: rgba(255, 255, 255, 0.08);
      --primary: #00E5A0;
      --primary-bright: #33FFB8;
      --primary-glow: 0 0 20px rgba(0, 229, 160, 0.25);
      --secondary: #FF2E88;
      --secondary-glow: 0 0 20px rgba(255, 46, 136, 0.2);
      --radius: 8px;
      --radius-sm: 6px;
      --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      --header-height: 64px;
      --section-pad: 96px;
      --transition: 0.25s ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: var(--font-sans);
      background: var(--bg-body);
      color: var(--text-primary);
      line-height: 1.7;
      padding-bottom: 64px;
      -webkit-font-smoothing: antialiased;
    }

    img {
      max-width: 100%;
      height: auto;
      border: 0;
    }

    a {
      color: var(--primary);
      text-decoration: none;
      transition: color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    }

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

    ul,
    ol {
      padding: 0;
    }

    .container {
      max-width: 1220px;
    }

    /* 导航 */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      background: rgba(10, 12, 14, 0.92);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      transition: background 0.3s ease, box-shadow 0.3s ease;
    }

    .site-header.scrolled {
      background: rgba(10, 12, 14, 0.98);
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    }

    .site-header .navbar {
      min-height: var(--header-height);
      padding: 0;
    }

    .navbar-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 0;
      margin: 0;
    }

    .brand-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 34px;
      height: 34px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(0, 229, 160, 0.3);
      background: rgba(0, 229, 160, 0.08);
    }

    .brand-text {
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--text-primary);
      letter-spacing: 0.05em;
      line-height: 1.2;
    }

    .brand-sub {
      color: var(--primary);
      font-weight: 600;
    }

    .navbar-nav {
      gap: 4px;
    }

    .nav-link {
      color: var(--text-secondary);
      font-weight: 500;
      font-size: 0.9375rem;
      padding: 8px 18px !important;
      position: relative;
      transition: color 0.2s ease;
    }

    .nav-link::after {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 2px;
      height: 2px;
      background: var(--primary);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.25s ease;
      border-radius: 2px;
      opacity: 0.85;
      box-shadow: var(--primary-glow);
    }

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

    .nav-link:hover::after,
    .nav-link.active::after {
      transform: scaleX(1);
    }

    .nav-link.active {
      color: var(--primary);
      text-shadow: 0 0 12px rgba(0, 229, 160, 0.3);
    }

    .btn {
      border-radius: var(--radius-sm);
      font-weight: 600;
      padding: 0.85rem 1.8rem;
      font-size: 0.9375rem;
      line-height: 1.4;
      transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    }

    .btn-primary {
      background: var(--primary);
      border-color: var(--primary);
      color: #06221A;
    }

    .btn-primary:hover,
    .btn-primary:focus {
      background: var(--primary-bright);
      border-color: var(--primary-bright);
      color: #06221A;
      box-shadow: 0 0 24px rgba(0, 229, 160, 0.4);
    }

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

    .btn-outline:hover,
    .btn-outline:focus {
      background: var(--primary);
      color: #06221A;
      box-shadow: 0 0 20px rgba(0, 229, 160, 0.3);
    }

    .btn:focus-visible {
      outline: 3px solid rgba(0, 229, 160, 0.35);
      outline-offset: 2px;
    }

    .btn-nav {
      padding: 0.55rem 1.4rem;
      margin-left: 18px;
      font-size: 0.875rem;
    }

    .navbar-toggler {
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: var(--radius-sm);
      padding: 6px 10px;
      background: transparent;
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.25);
    }

    .navbar-toggler-icon {
      width: 20px;
      height: 20px;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='%23E8EDEF' stroke-width='2' stroke-linecap='round' d='M4 6h16M4 12h16M4 18h16'/%3E%3C/svg%3E");
      background-size: 20px 20px;
    }

    /* 通用区块 */
    .section-pad {
      padding: var(--section-pad) 0;
    }

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

    .section h2,
    .section-pad h2 {
      font-size: clamp(1.6rem, 3vw, 2.2rem);
      font-weight: 700;
      letter-spacing: -0.01em;
      margin-bottom: 12px;
      color: var(--text-primary);
    }

    .section-sub {
      color: var(--text-secondary);
      margin-bottom: 40px;
      font-size: 1.0625rem;
    }

    .fade-up {
      opacity: 0;
      transform: translateY(16px);
      transition: opacity 0.5s ease, transform 0.5s ease;
    }

    .fade-up.visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* Hero */
    .page-hero {
      position: relative;
      padding: 160px 0 80px;
      background:
        linear-gradient(90deg, rgba(10, 12, 14, 0.95) 0%, rgba(10, 12, 14, 0.8) 55%, rgba(10, 12, 14, 0.6) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      border-bottom: 1px solid var(--border-color);
    }

    .page-hero-inner {
      max-width: 800px;
    }

    .hero-badge {
      display: inline-block;
      padding: 4px 16px;
      border-radius: 100px;
      border: 1px solid rgba(0, 229, 160, 0.35);
      color: var(--primary);
      font-size: 0.8125rem;
      letter-spacing: 0.1em;
      margin-bottom: 20px;
      text-transform: uppercase;
      background: rgba(0, 229, 160, 0.06);
    }

    .page-hero h1 {
      font-size: clamp(2.4rem, 5vw, 3.4rem);
      font-weight: 800;
      letter-spacing: -0.02em;
      margin-bottom: 16px;
      color: var(--text-primary);
      line-height: 1.15;
    }

    .page-hero p {
      font-size: 1.125rem;
      color: var(--text-secondary);
      margin-bottom: 32px;
      max-width: 640px;
      line-height: 1.8;
    }

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

    .hero-meta {
      display: flex;
      gap: 28px;
      flex-wrap: wrap;
      margin-top: 40px;
      padding-top: 26px;
      border-top: 1px solid var(--border-color);
    }

    .hero-meta-item {
      color: var(--text-secondary);
      font-size: 0.875rem;
    }

    .hero-meta-item strong {
      color: var(--primary);
      font-size: 1.2rem;
      display: block;
    }

    /* 数据条 */
    .data-strip {
      background: var(--bg-section);
      border-bottom: 1px solid var(--border-color);
      padding: 36px 0;
    }

    .data-item {
      text-align: center;
      padding: 12px 8px;
    }

    .data-num {
      display: block;
      font-size: 2rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.2;
      text-shadow: 0 0 14px rgba(0, 229, 160, 0.2);
    }

    .data-label {
      color: var(--text-secondary);
      font-size: 0.875rem;
      margin-top: 4px;
      letter-spacing: 0.04em;
    }

    /* 卖点 */
    .features-row {
      margin-top: 32px;
    }

    .feature-card {
      position: relative;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 32px 28px;
      transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
      height: 100%;
    }

    .feature-card:hover {
      transform: translateY(-3px);
      border-color: rgba(0, 229, 160, 0.35);
      box-shadow: 0 0 24px rgba(0, 229, 160, 0.12);
    }

    .feature-num {
      display: block;
      font-size: 2.6rem;
      font-weight: 800;
      color: rgba(255, 255, 255, 0.12);
      line-height: 1;
      margin-bottom: 16px;
      transition: color 0.25s ease, text-shadow 0.25s ease;
    }

    .feature-card:hover .feature-num {
      color: var(--primary);
      text-shadow: var(--primary-glow);
    }

    .feature-card h3 {
      font-size: 1.25rem;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 10px;
    }

    .feature-card p {
      color: var(--text-secondary);
      font-size: 0.9375rem;
      line-height: 1.7;
      margin-bottom: 0;
    }

    .feature-line {
      width: 32px;
      height: 2px;
      background: var(--primary);
      margin: 16px 0;
      border-radius: 2px;
      opacity: 0.6;
    }

    /* 场景区 */
    .scenario-section {
      padding: var(--section-pad) 0;
    }

    .scenario-list {
      list-style: none;
      padding: 0;
      margin: 28px 0 32px;
    }

    .scenario-list li {
      position: relative;
      padding-left: 30px;
      margin-bottom: 18px;
      color: var(--text-secondary);
      font-size: 1.0625rem;
      line-height: 1.6;
    }

    .scenario-dot {
      position: absolute;
      left: 0;
      top: 10px;
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: var(--primary-glow);
    }

    .scenario-visual {
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
      overflow: hidden;
      position: relative;
    }

    .scenario-visual img {
      width: 100%;
      display: block;
      object-fit: cover;
    }

    .scenario-visual::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(0, 229, 160, 0.06) 0%, transparent 100%);
      pointer-events: none;
    }

    /* 流程步骤 */
    .steps-section {
      padding: var(--section-pad) 0;
    }

    .steps-section .section-head {
      text-align: center;
      margin-bottom: 48px;
    }

    .step-card {
      position: relative;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 36px 28px;
      height: 100%;
      text-align: center;
      transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
    }

    .step-card:hover {
      transform: translateY(-3px);
      border-color: rgba(0, 229, 160, 0.4);
      box-shadow: 0 0 20px rgba(0, 229, 160, 0.1);
    }

    .step-num {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 52px;
      height: 52px;
      border-radius: 50%;
      background: rgba(0, 229, 160, 0.1);
      color: var(--primary);
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 20px;
      border: 1px solid rgba(0, 229, 160, 0.3);
      box-shadow: 0 0 12px rgba(0, 229, 160, 0.08);
    }

    .step-card h3 {
      font-size: 1.2rem;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 10px;
    }

    .step-card p {
      color: var(--text-secondary);
      font-size: 0.9375rem;
      line-height: 1.7;
      margin-bottom: 0;
    }

    .step-arrow {
      position: absolute;
      top: 50%;
      right: -18px;
      color: var(--primary);
      font-size: 1.4rem;
      transform: translateY(-50%);
      z-index: 2;
    }

    /* 热门横向滚动 */
    .hot-section {
      padding: var(--section-pad) 0;
      background: var(--bg-section);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    .hot-scroll {
      display: flex;
      gap: 24px;
      overflow-x: auto;
      padding-bottom: 16px;
      scroll-snap-type: x mandatory;
      margin-top: 40px;
    }

    .hot-scroll::-webkit-scrollbar {
      height: 6px;
    }

    .hot-scroll::-webkit-scrollbar-track {
      background: rgba(255, 255, 255, 0.04);
      border-radius: 3px;
    }

    .hot-scroll::-webkit-scrollbar-thumb {
      background: rgba(0, 229, 160, 0.3);
      border-radius: 3px;
    }

    .hot-card {
      flex: 0 0 300px;
      scroll-snap-align: start;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      overflow: hidden;
      transition: transform 0.25s ease, border-color 0.25s ease;
    }

    .hot-card:hover {
      transform: translateY(-3px);
      border-color: rgba(0, 229, 160, 0.4);
    }

    .hot-card .hot-img {
      aspect-ratio: 16 / 9;
      overflow: hidden;
    }

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

    .hot-card:hover .hot-img img {
      transform: scale(1.03);
    }

    .hot-tag {
      display: inline-block;
      padding: 4px 14px;
      margin: 18px 16px 0;
      border-radius: 100px;
      background: rgba(255, 46, 136, 0.12);
      color: var(--secondary);
      font-size: 0.8125rem;
      font-weight: 500;
      letter-spacing: 0.04em;
    }

    .hot-card h3 {
      font-size: 1.125rem;
      font-weight: 600;
      margin: 12px 16px 20px;
      color: var(--text-primary);
      line-height: 1.5;
    }

    /* FAQ */
    .faq-section {
      padding: var(--section-pad) 0;
    }

    .accordion {
      --bs-accordion-bg: var(--bg-card);
      --bs-accordion-color: var(--text-primary);
      --bs-accordion-border-color: var(--border-color);
      --bs-accordion-btn-color: var(--text-primary);
      --bs-accordion-btn-bg: var(--bg-card);
      --bs-accordion-active-color: var(--primary);
      --bs-accordion-active-bg: var(--bg-elevated);
      --bs-accordion-btn-focus-box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.2);
      border-radius: var(--radius);
      max-width: 820px;
    }

    .accordion-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius) !important;
      margin-bottom: 14px;
      overflow: hidden;
    }

    .accordion-button {
      font-weight: 600;
      padding: 1.2rem 1.4rem;
      background: var(--bg-card);
      color: var(--text-primary);
      font-size: 1.0625rem;
    }

    .accordion-button:not(.collapsed) {
      color: var(--primary);
      background: var(--bg-elevated);
      box-shadow: inset 0 -1px 0 rgba(0, 229, 160, 0.2);
    }

    .accordion-button::after {
      content: '+';
      background: none;
      font-size: 1.6rem;
      font-weight: 400;
      line-height: 1;
      width: auto;
      height: auto;
      margin-left: auto;
      color: var(--text-secondary);
      transform: none;
      transition: transform 0.25s ease, color 0.25s ease;
    }

    .accordion-button:not(.collapsed)::after {
      transform: rotate(45deg);
      color: var(--primary);
    }

    .accordion-body {
      color: var(--text-secondary);
      padding: 1rem 1.4rem 1.4rem;
      border-top: 1px solid var(--border-color);
      line-height: 1.8;
    }

    /* CTA */
    .cta-section {
      padding: 80px 0;
      background: linear-gradient(135deg, rgba(0, 229, 160, 0.08) 0%, rgba(255, 46, 136, 0.06) 100%);
      border-top: 1px solid var(--border-color);
      text-align: center;
    }

    .cta-section h2 {
      margin-bottom: 14px;
    }

    .cta-section p {
      color: var(--text-secondary);
      margin-bottom: 30px;
      max-width: 560px;
      margin-left: auto;
      margin-right: auto;
    }

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

    /* 固定转化条 */
    .bottom-convert {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      z-index: 950;
      height: 64px;
      background: rgba(10, 12, 14, 0.85);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-top: 1px solid var(--border-color);
      transform: translateY(100%);
      transition: transform 0.35s ease;
    }

    .bottom-convert.show {
      transform: translateY(0);
    }

    .bottom-convert .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 100%;
    }

    .bottom-convert span {
      color: var(--text-secondary);
      font-size: 0.9375rem;
    }

    .bottom-convert strong {
      color: var(--primary);
    }

    .bottom-convert .btn {
      padding: 0.5rem 1.4rem;
      font-size: 0.875rem;
    }

    /* 页脚 */
    .site-footer {
      background: var(--bg-section);
      border-top: 1px solid var(--border-color);
      padding: 60px 0 0;
    }

    .site-footer .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 18px;
    }

    .site-footer .footer-brand .brand-text {
      font-size: 1.05rem;
    }

    .site-footer .footer-desc {
      color: var(--text-secondary);
      font-size: 0.9375rem;
      line-height: 1.8;
      margin-bottom: 0;
    }

    .site-footer h4 {
      font-size: 0.9375rem;
      font-weight: 700;
      color: var(--text-primary);
      letter-spacing: 0.1em;
      margin-bottom: 20px;
    }

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

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

    .site-footer ul li a {
      color: var(--text-secondary);
      font-size: 0.9375rem;
      transition: color 0.2s ease, transform 0.2s ease;
      display: inline-block;
      line-height: 1.5;
    }

    .site-footer ul li a:hover {
      color: var(--primary);
      transform: translateX(3px);
    }

    .footer-bottom {
      border-top: 1px solid var(--border-color);
      margin-top: 48px;
      padding: 22px 0;
      text-align: center;
      color: var(--text-disabled);
      font-size: 0.875rem;
      line-height: 1.6;
    }

    .footer-bottom a {
      color: var(--text-disabled);
    }

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

    /* 响应式 */
    @media (min-width: 992px) {
      .feature-offset {
        margin-top: 48px;
      }
    }

    @media (max-width: 991.98px) {
      :root {
        --section-pad: 72px;
      }

      .site-header .navbar-collapse {
        background: var(--bg-body);
        border-bottom: 1px solid var(--border-color);
        border-radius: 0 0 var(--radius) var(--radius);
        padding: 16px 12px;
        margin-top: 8px;
        box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
      }

      .navbar-nav {
        gap: 0;
        width: 100%;
      }

      .nav-link {
        padding: 14px 16px !important;
        border-bottom: 1px solid var(--border-color);
        width: 100%;
      }

      .nav-link::after {
        display: none;
      }

      .nav-link.active {
        background: rgba(0, 229, 160, 0.06);
        border-left: 3px solid var(--primary);
      }

      .btn-nav {
        width: 100%;
        margin: 14px 0 4px;
        text-align: center;
      }

      .feature-offset {
        margin-top: 24px;
      }

      .step-arrow {
        display: none;
      }

      .hero-meta {
        gap: 18px;
      }
    }

    @media (max-width: 767.98px) {
      :root {
        --section-pad: 64px;
      }

      body {
        padding-bottom: 60px;
      }

      .page-hero {
        padding: 130px 0 56px;
      }

      .page-hero p {
        font-size: 1rem;
      }

      .hero-actions .btn {
        width: 100%;
      }

      .data-num {
        font-size: 1.6rem;
      }

      .feature-card {
        padding: 24px 20px;
      }

      .hot-card {
        flex: 0 0 260px;
      }

      .bottom-convert {
        height: 60px;
      }

      .bottom-convert .container span {
        font-size: 0.8125rem;
      }

      .bottom-convert .container span .hide-mobile {
        display: none;
      }

      .bottom-convert .btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
      }

      .footer-bottom {
        font-size: 0.8125rem;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }

      html {
        scroll-behavior: auto;
      }

      .fade-up {
        opacity: 1;
        transform: none;
      }
    }

/* roulang page: category2 */
:root {
            --bg-body: #0A0C0E;
            --bg-section: #111417;
            --bg-card: #151A1E;
            --bg-elevated: #1A2024;
            --text-primary: #E8EDEF;
            --text-secondary: #9AA7AD;
            --text-disabled: #5B666C;
            --border-light: rgba(255, 255, 255, 0.08);
            --primary: #00E5A0;
            --secondary: #FF2E88;
            --radius: 8px;
            --radius-lg: 12px;
            --shadow-primary: 0 0 20px rgba(0, 229, 160, 0.25);
            --shadow-secondary: 0 0 20px rgba(255, 46, 136, 0.2);
            --font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.8;
            padding-top: 64px;
            padding-bottom: 64px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: #4DF2BE;
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        .container {
            max-width: 1200px;
        }

        .section {
            padding: 96px 0;
        }

        .section-alt {
            background-color: var(--bg-section);
        }

        .section-header {
            margin-bottom: 56px;
            text-align: center;
        }

        .section-header h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }

        .section-header p {
            color: var(--text-secondary);
            max-width: 640px;
            margin: 0 auto;
            font-size: 1rem;
        }

        .section-title-en {
            display: block;
            font-size: 0.8125rem;
            font-weight: 500;
            letter-spacing: 0.08em;
            color: var(--primary);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        /* ======= 按钮 ======= */
        .btn {
            border-radius: 6px;
            padding: 0.85rem 1.8rem;
            font-weight: 600;
            font-size: 0.9375rem;
            border: 1px solid transparent;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
        }

        .btn-primary-custom {
            background-color: var(--primary);
            color: #04140D;
            border-color: var(--primary);
        }
        .btn-primary-custom:hover {
            background: #4DF2BE;
            border-color: #4DF2BE;
            color: #04140D;
            box-shadow: 0 0 28px rgba(0, 229, 160, 0.35);
            transform: translateY(-1px);
        }
        .btn-primary-custom:focus {
            box-shadow: 0 0 0 4px rgba(0, 229, 160, 0.2);
        }

        .btn-outline-custom {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline-custom:hover {
            background: var(--primary);
            color: #04140D;
            box-shadow: 0 0 20px rgba(0, 229, 160, 0.3);
        }
        .btn-outline-custom:focus {
            box-shadow: 0 0 0 4px rgba(0, 229, 160, 0.15);
        }

        .btn-nav {
            padding: 0.5rem 1.3rem;
            font-size: 0.875rem;
            margin-left: 1rem;
            background-color: var(--primary);
            color: #04140D;
            border-color: var(--primary);
        }
        .btn-nav:hover {
            background: #4DF2BE;
            border-color: #4DF2BE;
            color: #04140D;
            box-shadow: 0 0 18px rgba(0, 229, 160, 0.3);
        }

        /* ======= 导航 ======= */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 64px;
            z-index: 1030;
            background: rgba(10, 12, 14, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            background: rgba(10, 12, 14, 0.97);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
        }

        .site-header .navbar {
            height: 64px;
            padding: 0;
        }

        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0;
            font-size: 1.125rem;
            font-weight: 800;
            letter-spacing: 0.05em;
            color: var(--text-primary);
        }

        .site-header .navbar-brand:hover {
            color: var(--text-primary);
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: rgba(0, 229, 160, 0.08);
            border: 1px solid rgba(0, 229, 160, 0.2);
            border-radius: 8px;
        }

        .brand-text {
            font-weight: 800;
            color: var(--text-primary);
        }

        .brand-sub {
            color: var(--primary);
            margin-left: 4px;
            font-weight: 700;
        }

        .site-header .nav-link {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.9375rem;
            padding: 0.55rem 1rem !important;
            position: relative;
            transition: color var(--transition);
        }

        .site-header .nav-link::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 1rem;
            right: 1rem;
            height: 2px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(0, 229, 160, 0.6);
        }

        .site-header .nav-link:hover {
            color: var(--text-primary);
        }

        .site-header .nav-link:hover::after,
        .site-header .nav-link.active::after {
            transform: scaleX(1);
        }

        .site-header .nav-link.active {
            color: var(--primary);
            text-shadow: 0 0 12px rgba(0, 229, 160, 0.3);
        }

        .site-header .navbar-toggler {
            border: 1px solid var(--border-light);
            border-radius: 6px;
            padding: 4px 10px;
            background: rgba(255, 255, 255, 0.02);
        }

        .site-header .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23E8EDEF' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .site-header .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.15);
        }

        @media (max-width: 991.98px) {
            .site-header .navbar-collapse {
                background: var(--bg-body);
                border-bottom: 1px solid var(--border-light);
                padding: 16px 0 24px;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
            }

            .site-header .navbar-nav {
                gap: 0;
                padding: 0 16px;
            }

            .site-header .nav-link {
                padding: 0.85rem 0.75rem !important;
                border-bottom: 1px solid var(--border-light);
            }

            .site-header .nav-link::after {
                bottom: -1px;
                left: 0;
                right: 0;
            }

            .btn-nav {
                margin: 16px 16px 0;
                width: calc(100% - 32px);
            }
        }

        /* ======= 页面 Hero ======= */
        .page-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 30%;
            padding: 92px 0 80px;
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(10, 12, 14, 0.96) 0%, rgba(10, 12, 14, 0.75) 60%, rgba(10, 12, 14, 0.5) 100%);
        }

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

        .page-breadcrumb {
            font-size: 0.8125rem;
            color: var(--text-secondary);
            margin-bottom: 20px;
            letter-spacing: 0.03em;
        }

        .page-breadcrumb a {
            color: var(--text-secondary);
        }
        .page-breadcrumb a:hover {
            color: var(--primary);
        }
        .page-breadcrumb .current {
            color: var(--primary);
        }

        .page-hero h1 {
            font-size: clamp(2.4rem, 5vw, 3.8rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.15;
            margin-bottom: 18px;
        }

        .hero-text-glow {
            color: var(--primary);
            text-shadow: 0 0 24px rgba(0, 229, 160, 0.4);
            animation: glowPulse 2.5s ease-in-out infinite;
        }

        @keyframes glowPulse {
            0%, 100% { text-shadow: 0 0 18px rgba(0, 229, 160, 0.3); }
            50% { text-shadow: 0 0 36px rgba(0, 229, 160, 0.6); }
        }

        .page-hero .lead-text {
            font-size: 1.125rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 1.8;
        }

        .page-hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 44px;
        }

        .hero-mini-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            padding-top: 28px;
            border-top: 1px solid var(--border-light);
            max-width: 560px;
        }

        .mini-stat {
            display: flex;
            flex-direction: column;
        }

        .mini-stat strong {
            font-size: 1.375rem;
            font-weight: 700;
            color: var(--primary);
        }

        .mini-stat span {
            font-size: 0.8125rem;
            color: var(--text-secondary);
        }

        @media (max-width: 767.98px) {
            .page-hero {
                padding: 60px 0 56px;
            }
            .page-hero .hero-actions .btn {
                width: 100%;
            }
            .hero-mini-stats {
                gap: 18px;
            }
        }

        /* ======= 数据条 ======= */
        .stats-strip {
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
            background: var(--bg-section);
            padding: 40px 0;
        }

        .stats-strip .stat-item {
            text-align: center;
            padding: 12px 0;
        }

        .stats-strip .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .stats-strip .stat-label {
            font-size: 0.875rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        @media (max-width: 767.98px) {
            .stats-strip {
                padding: 24px 0;
            }
            .stats-strip .stat-item {
                padding: 8px 0;
            }
        }

        /* ======= 错位卖点 ======= */
        .features-section {
            padding: 96px 0 72px;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 36px 28px 32px;
            position: relative;
            overflow: hidden;
            height: 100%;
            transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
        }

        .feature-card:nth-child(2) {
            margin-top: 24px;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 229, 160, 0.4);
            box-shadow: 0 0 30px rgba(0, 229, 160, 0.1);
        }

        .feature-num {
            font-size: 4.5rem;
            font-weight: 800;
            color: transparent;
            -webkit-text-stroke: 1px rgba(255, 255, 255, 0.1);
            position: absolute;
            top: 12px;
            right: 22px;
            line-height: 1;
            transition: all var(--transition);
            z-index: 0;
        }

        .feature-card:hover .feature-num {
            color: var(--secondary);
            -webkit-text-stroke: 1px var(--secondary);
            text-shadow: 0 0 28px rgba(255, 46, 136, 0.3);
        }

        .feature-card h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .feature-card p {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            position: relative;
            z-index: 1;
            margin-bottom: 0;
        }

        .feature-line {
            width: 32px;
            height: 2px;
            background: var(--primary);
            margin-bottom: 16px;
            border-radius: 2px;
        }

        @media (max-width: 991.98px) {
            .features-section {
                padding: 64px 0 48px;
            }
            .feature-card:nth-child(2) {
                margin-top: 0;
            }
            .feature-card {
                margin-bottom: 20px;
            }
        }

        /* ======= 评测标准 ======= */
        .criteria-section {
            background: var(--bg-section);
            padding: 96px 0;
            position: relative;
            overflow: hidden;
        }

        .criteria-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            opacity: 0.06;
            background-position: center;
        }

        .criteria-section .container {
            position: relative;
            z-index: 1;
        }

        .criteria-card {
            background: rgba(21, 26, 30, 0.9);
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            padding: 28px 24px;
            height: 100%;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .criteria-card:hover {
            border-color: rgba(0, 229, 160, 0.4);
            box-shadow: 0 0 20px rgba(0, 229, 160, 0.08);
        }

        .criteria-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(0, 229, 160, 0.08);
            border: 1px solid rgba(0, 229, 160, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }

        .criteria-icon svg {
            width: 20px;
            height: 20px;
        }

        .criteria-card h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .criteria-card p {
            color: var(--text-secondary);
            font-size: 0.875rem;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .criteria-score {
            display: inline-block;
            margin-top: 14px;
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--primary);
            background: rgba(0, 229, 160, 0.08);
            padding: 3px 10px;
            border-radius: 4px;
            border: 1px solid rgba(0, 229, 160, 0.15);
        }

        @media (max-width: 991.98px) {
            .criteria-section {
                padding: 64px 0;
            }
            .criteria-card {
                margin-bottom: 16px;
            }
        }

        /* ======= 玩家路径流程 ======= */
        .workflow-section {
            padding: 96px 0;
        }

        .workflow-step {
            position: relative;
            padding: 28px 24px 28px 72px;
            border-left: 1px solid var(--border-light);
            min-height: 150px;
        }

        .workflow-step:last-child {
            border-left-color: transparent;
        }

        .workflow-step .step-num {
            position: absolute;
            left: -20px;
            top: 24px;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 2px solid var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9375rem;
            color: var(--primary);
            box-shadow: 0 0 16px rgba(0, 229, 160, 0.15);
        }

        .workflow-step h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .workflow-step p {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .workflow-arrow {
            position: absolute;
            right: 16px;
            top: 40px;
            color: var(--primary);
            font-size: 1.25rem;
            opacity: 0;
            transition: opacity var(--transition), transform var(--transition);
        }

        .workflow-step:hover .workflow-arrow {
            opacity: 1;
            transform: translateX(4px);
        }

        @media (max-width: 991.98px) {
            .workflow-section {
                padding: 64px 0;
            }
            .workflow-step {
                padding-left: 60px;
                border-left: 1px solid var(--border-light);
                margin-bottom: 16px;
            }
            .workflow-arrow {
                display: none;
            }
        }

        /* ======= 热门内容横卡 ======= */
        .hot-content-section {
            background: var(--bg-section);
            padding: 96px 0;
        }

        .hot-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: flex;
            margin-bottom: 20px;
            transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
        }

        .hot-card:hover {
            border-color: rgba(0, 229, 160, 0.4);
            box-shadow: 0 8px 36px rgba(0, 0, 0, 0.3), 0 0 20px rgba(0, 229, 160, 0.06);
            transform: translateY(-2px);
        }

        .hot-card-img {
            flex: 0 0 260px;
            overflow: hidden;
            position: relative;
        }

        .hot-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .hot-card-img .hot-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(10, 12, 14, 0.85);
            color: var(--primary);
            border: 1px solid rgba(0, 229, 160, 0.3);
            padding: 3px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            backdrop-filter: blur(6px);
        }

        .hot-card-body {
            padding: 28px;
            display: flex;
            flex-direction: column;
        }

        .hot-card-body h3 {
            font-size: 1.1875rem;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 10px;
            color: var(--text-primary);
        }

        .hot-card-body p {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            flex: 1;
            margin-bottom: 16px;
        }

        .hot-card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8125rem;
            color: var(--text-disabled);
        }

        .hot-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--primary);
            transition: gap var(--transition);
        }

        .hot-card-link:hover {
            gap: 10px;
            color: #4DF2BE;
        }

        @media (max-width: 767.98px) {
            .hot-content-section {
                padding: 64px 0;
            }
            .hot-card {
                flex-direction: column;
            }
            .hot-card-img {
                flex: none;
                height: 200px;
            }
            .hot-card-body {
                padding: 20px;
            }
        }

        @media (max-width: 991.98px) and (min-width: 768px) {
            .hot-card-img {
                flex-basis: 220px;
            }
        }

        /* ======= 玩家评价 ======= */
        .testimonials-section {
            padding: 96px 0;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 36px;
            position: relative;
            height: 100%;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .testimonial-card:hover {
            border-color: rgba(0, 229, 160, 0.3);
            box-shadow: 0 0 24px rgba(0, 229, 160, 0.06);
        }

        .testimonial-card::before {
            content: "“";
            position: absolute;
            top: 12px;
            left: 24px;
            font-size: 4.5rem;
            color: rgba(0, 229, 160, 0.15);
            font-family: Georgia, serif;
            line-height: 1;
        }

        .testimonial-text {
            font-size: 1rem;
            color: var(--text-primary);
            line-height: 1.8;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            padding-top: 16px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.12);
            border: 1px solid rgba(0, 229, 160, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--primary);
            font-size: 0.9375rem;
        }

        .testimonial-author .author-name {
            font-weight: 600;
            font-size: 0.9375rem;
        }

        .testimonial-author .author-tag {
            font-size: 0.8125rem;
            color: var(--text-secondary);
        }

        @media (max-width: 767.98px) {
            .testimonials-section {
                padding: 64px 0;
            }
            .testimonial-card {
                padding: 24px;
                margin-bottom: 16px;
            }
        }

        /* ======= FAQ ======= */
        .faq-section {
            background: var(--bg-section);
            padding: 96px 0;
        }

        .faq-accordion .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius) !important;
            margin-bottom: 14px;
            overflow: hidden;
        }

        .faq-accordion .accordion-button {
            background: var(--bg-card);
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 20px 24px;
            border-radius: 0;
            box-shadow: none;
            position: relative;
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2300E5A0'%3e%3cpath fill-rule='evenodd' d='M8 2a.5.5 0 0 1 .5.5v5h5a.5.5 0 0 1 0 1h-5v5a.5.5 0 0 1-1 0v-5h-5a.5.5 0 0 1 0-1h5v-5A.5.5 0 0 1 8 2Z'/%3e%3c/svg%3e");
            transition: transform 0.3s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
            filter: drop-shadow(0 0 4px rgba(0, 229, 160, 0.4));
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--bg-elevated);
            color: var(--primary);
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.12);
        }

        .faq-accordion .accordion-body {
            background: var(--bg-elevated);
            color: var(--text-secondary);
            padding: 8px 24px 24px;
            font-size: 0.9375rem;
            line-height: 1.8;
            border-top: 1px solid var(--border-light);
        }

        @media (max-width: 767.98px) {
            .faq-section {
                padding: 64px 0;
            }
        }

        /* ======= CTA ======= */
        .cta-section {
            padding: 96px 0;
            position: relative;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(10, 12, 14, 0.88);
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .cta-section h2 {
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-section p {
            color: var(--text-secondary);
            font-size: 1.0625rem;
            max-width: 560px;
            margin: 0 auto 36px;
        }

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

        @media (max-width: 767.98px) {
            .cta-section {
                padding: 64px 0;
            }
            .cta-actions .btn {
                width: 100%;
                max-width: 280px;
            }
        }

        /* ======= 页脚 ======= */
        .site-footer {
            background: var(--bg-body);
            border-top: 1px solid var(--border-light);
            padding: 72px 0 0;
        }

        .site-footer .footer-col h4 {
            font-size: 0.875rem;
            font-weight: 600;
            letter-spacing: 0.1em;
            color: var(--primary);
            margin-bottom: 20px;
        }

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

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

        .site-footer .footer-links a {
            color: var(--text-secondary);
            font-size: 0.875rem;
            display: inline-block;
            transition: color var(--transition), transform var(--transition);
        }

        .site-footer .footer-links a:hover {
            color: var(--primary);
            transform: translateX(4px);
        }

        .site-footer .footer-brand {
            margin-bottom: 16px;
        }

        .site-footer .footer-desc {
            color: var(--text-secondary);
            font-size: 0.875rem;
            line-height: 1.8;
            max-width: 280px;
        }

        .footer-bottom {
            margin-top: 56px;
            padding: 24px 0;
            border-top: 1px solid var(--border-light);
            text-align: center;
            color: var(--text-disabled);
            font-size: 0.8125rem;
        }

        @media (max-width: 767.98px) {
            .site-footer {
                padding-top: 56px;
            }
            .site-footer .footer-col {
                margin-bottom: 32px;
            }
            .footer-bottom {
                margin-top: 32px;
            }
        }

        /* ======= 固定底部条 ======= */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 64px;
            background: rgba(10, 12, 14, 0.9);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-light);
            z-index: 1020;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transform: translateY(100%);
            transition: opacity 0.4s ease, transform 0.4s ease, visibility 0.4s;
        }

        .bottom-bar.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .bottom-bar .bar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            padding: 0 24px;
            gap: 16px;
        }

        .bottom-bar .bar-text {
            color: var(--text-primary);
            font-weight: 500;
            font-size: 0.9375rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .bottom-bar .bar-text strong {
            color: var(--primary);
        }

        .bottom-bar .btn-bar {
            padding: 0.5rem 1.2rem;
            font-size: 0.875rem;
            white-space: nowrap;
            background: var(--primary);
            color: #04140D;
            border: none;
            border-radius: 6px;
            font-weight: 600;
            transition: all var(--transition);
        }

        .bottom-bar .btn-bar:hover {
            background: #4DF2BE;
            box-shadow: 0 0 20px rgba(0, 229, 160, 0.3);
        }

        @media (max-width: 520px) {
            .bottom-bar .bar-text {
                font-size: 0.8125rem;
            }
            .bottom-bar .btn-bar {
                padding: 0.45rem 1rem;
                font-size: 0.8125rem;
            }
        }

        /* ======= 通用辅助 ======= */
        .tag-chip {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 500;
            background: rgba(0, 229, 160, 0.08);
            color: var(--primary);
            border: 1px solid rgba(0, 229, 160, 0.2);
        }

        .divider-glow {
            width: 48px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
            margin: 16px auto 32px;
            box-shadow: 0 0 16px rgba(0, 229, 160, 0.4);
        }

        .fadeInUp {
            opacity: 0;
            transform: translateY(16px);
            transition: opacity 0.5s ease, transform 0.5s ease;
        }

        .fadeInUp.visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
            .fadeInUp {
                opacity: 1;
                transform: none;
            }
        }

/* roulang page: category3 */
:root {
  --primary: #00E5A0;
  --primary-bright: #3DFFC0;
  --secondary: #FF2E88;
  --bg-body: #0A0C0E;
  --bg-section: #111417;
  --bg-card: #151A1E;
  --bg-elevated: #1A2024;
  --text-primary: #E8EDEF;
  --text-secondary: #9AA7AD;
  --text-disabled: #5B666C;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 8px;
  --radius-lg: 12px;
  --glow-primary: 0 0 20px rgba(0, 229, 160, 0.25);
  --glow-secondary: 0 0 20px rgba(255, 46, 136, 0.2);
  --transition: 0.25s ease;
  --font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}
body {
  font-family: var(--font-family);
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.8;
  padding-bottom: 64px;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}
a:hover {
  color: var(--primary);
}
button, input, textarea {
  font-family: inherit;
}
.container {
  max-width: 1200px;
}

/* ===== Header & Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  height: 64px;
  background: rgba(10, 12, 14, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
  background: rgba(10, 12, 14, 0.96);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.4);
}
.site-header .navbar {
  padding: 0;
  min-height: 64px;
}
.navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0;
}
.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(0, 229, 160, 0.08);
  border: 1px solid rgba(0, 229, 160, 0.3);
  flex-shrink: 0;
}
.brand-icon svg {
  display: block;
}
.brand-text {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  line-height: 1;
  white-space: nowrap;
}
.brand-sub {
  color: var(--primary);
  font-weight: 700;
  margin-left: 4px;
}
.navbar-toggler {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  background: transparent;
}
.navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.25);
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%23E8EDEF' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
  width: 22px;
  height: 22px;
}
.navbar-nav {
  gap: 4px;
}
.navbar-nav .nav-link {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 6px;
  position: relative;
  transition: color 0.2s ease;
  white-space: nowrap;
}
.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
  box-shadow: var(--glow-primary);
}
.navbar-nav .nav-link:hover {
  color: var(--primary);
}
.navbar-nav .nav-link:hover::after {
  transform: scaleX(1);
}
.navbar-nav .nav-link.active {
  color: var(--primary);
  font-weight: 600;
}
.navbar-nav .nav-link.active::after {
  transform: scaleX(1);
}
.btn-nav {
  margin-left: 18px;
  padding: 0.55rem 1.4rem;
  font-size: 0.9375rem;
  border-radius: 6px;
}

/* ===== Buttons ===== */
.btn {
  border-radius: 6px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all 0.25s ease;
}
.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #06120E;
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--primary-bright);
  border-color: var(--primary-bright);
  color: #06120E;
  box-shadow: 0 0 24px rgba(0, 229, 160, 0.4);
}
.btn-outline-primary {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}
.btn-outline-primary:hover, .btn-outline-primary:focus {
  background: var(--primary);
  border-color: var(--primary);
  color: #06120E;
  box-shadow: 0 0 18px rgba(0, 229, 160, 0.3);
}

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  padding: 150px 0 90px;
  background: linear-gradient(90deg, rgba(10, 12, 14, 0.96) 0%, rgba(10, 12, 14, 0.82) 50%, rgba(10, 12, 14, 0.55) 100%),
              url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at 70% 20%, rgba(0, 229, 160, 0.08), transparent 50%);
  pointer-events: none;
}
.hero-badge {
  display: inline-block;
  padding: 4px 16px;
  border-radius: 40px;
  background: rgba(0, 229, 160, 0.1);
  border: 1px solid rgba(0, 229, 160, 0.3);
  color: var(--primary);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}
.page-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}
.page-hero h1 .highlight {
  color: var(--primary);
  text-shadow: var(--glow-primary);
}
.hero-subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: 30px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.hero-actions .btn {
  padding: 0.85rem 1.8rem;
}

/* ===== Stats Bar ===== */
.stats-bar {
  background: var(--bg-section);
  border-bottom: 1px solid var(--border);
}
.stats-bar .container {
  padding-top: 40px;
  padding-bottom: 40px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  padding: 20px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-card);
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.stat-item:hover {
  border-color: rgba(0, 229, 160, 0.35);
  transform: translateY(-2px);
}
.stat-number {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  text-shadow: 0 0 20px rgba(0, 229, 160, 0.25);
}
.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ===== Section Shared ===== */
.section-head {
  margin-bottom: 48px;
}
.section-head .section-kicker {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.section-head p {
  color: var(--text-secondary);
  max-width: 640px;
  font-size: 1rem;
}

/* ===== Feature Cards (错位) ===== */
.feature-section {
  background: var(--bg-body);
  padding: 90px 0;
}
.feature-row {
  align-items: flex-start;
}
.feature-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px 28px 30px;
  height: 100%;
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.feature-card:hover {
  border-color: rgba(0, 229, 160, 0.35);
  transform: translateY(-3px);
  box-shadow: 0 0 28px rgba(0, 229, 160, 0.12);
}
.feature-number {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1;
  color: rgba(255, 255, 255, 0.06);
  position: absolute;
  top: 18px;
  right: 20px;
  font-style: italic;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}
.feature-card:hover .feature-number {
  color: rgba(255, 46, 136, 0.15);
  text-shadow: 0 0 20px rgba(255, 46, 136, 0.3);
}
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: rgba(0, 229, 160, 0.08);
  border: 1px solid rgba(0, 229, 160, 0.2);
  margin-bottom: 20px;
}
.feature-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 0;
}

/* ===== Scenario Section ===== */
.scenario-section {
  background: var(--bg-section);
  padding: 90px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.scenario-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.scenario-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  font-size: 1rem;
}
.scenario-list li:last-child {
  border-bottom: none;
}
.scenario-step {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(0, 229, 160, 0.1);
  border: 1px solid rgba(0, 229, 160, 0.3);
  color: var(--primary);
  font-size: 0.8125rem;
  font-weight: 700;
  margin-top: 4px;
}
.browser-window {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.4);
}
.browser-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: #0D0F11;
  border-bottom: 1px solid var(--border);
}
.browser-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.browser-dot.red { background: #FF5F56; }
.browser-dot.yellow { background: #FFBD2E; }
.browser-dot.green { background: #27C93F; }
.browser-url {
  flex: 1;
  margin-left: 10px;
  padding: 4px 14px;
  background: #1A2024;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  text-align: center;
}
.browser-body img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.scenario-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 18px;
  padding: 12px 16px;
  background: rgba(0, 229, 160, 0.05);
  border-left: 3px solid var(--primary);
  border-radius: 0 8px 8px 0;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ===== Article Horizontal Cards ===== */
.article-list-section {
  background: var(--bg-body);
  padding: 90px 0;
}
.horizontal-card {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  margin-bottom: 20px;
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.horizontal-card:hover {
  border-color: rgba(0, 229, 160, 0.35);
  transform: translateY(-2px);
  box-shadow: 0 0 24px rgba(0, 229, 160, 0.1);
}
.hc-cover {
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  position: relative;
}
.hc-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.horizontal-card:hover .hc-cover img {
  transform: scale(1.04);
}
.hc-category {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 30px;
  background: rgba(0, 229, 160, 0.1);
  border: 1px solid rgba(0, 229, 160, 0.25);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}
.hc-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
}
.hc-body p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.hc-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8125rem;
  color: var(--text-disabled);
}
.hc-meta .tag-chip {
  display: inline-block;
  padding: 2px 10px;
  border: 1px solid var(--border);
  border-radius: 30px;
  color: var(--text-secondary);
  font-size: 0.75rem;
}

/* ===== Trending Scroll ===== */
.trending-section {
  background: var(--bg-section);
  padding: 80px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.trending-scroll {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding: 4px 4px 20px;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 229, 160, 0.4) transparent;
}
.trending-scroll::-webkit-scrollbar {
  height: 6px;
}
.trending-scroll::-webkit-scrollbar-track {
  background: transparent;
}
.trending-scroll::-webkit-scrollbar-thumb {
  background: rgba(0, 229, 160, 0.35);
  border-radius: 6px;
}
.trending-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.trending-card:hover {
  border-color: rgba(0, 229, 160, 0.35);
  transform: translateY(-3px);
}
.trending-cover {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  position: relative;
}
.trending-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.trending-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 2px 10px;
  border-radius: 30px;
  background: rgba(10, 12, 14, 0.75);
  border: 1px solid rgba(0, 229, 160, 0.4);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  backdrop-filter: blur(6px);
}
.trending-body {
  padding: 16px 18px 20px;
}
.trending-body h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  line-height: 1.4;
}
.trending-body p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  line-height: 1.65;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--bg-body);
  padding: 90px 0;
}
.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px !important;
  margin-bottom: 14px;
  overflow: hidden;
}
.accordion-button {
  background: transparent;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  padding: 20px 24px;
  border: none;
  transition: background 0.25s ease, color 0.25s ease;
}
.accordion-button:not(.collapsed) {
  background: rgba(0, 229, 160, 0.06);
  color: var(--primary);
  box-shadow: none;
}
.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.2);
}
.accordion-button::after {
  background-image: none;
  content: '+';
  font-family: var(--font-family);
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1;
  color: var(--primary);
  transform: rotate(0deg);
  transition: transform 0.3s ease;
  width: auto;
  height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
}
.accordion-body {
  padding: 4px 24px 22px;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.8;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

/* ===== CTA Bar ===== */
.cta-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1020;
  height: 64px;
  background: rgba(10, 12, 14, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid rgba(0, 229, 160, 0.2);
  transform: translateY(100%);
  transition: transform 0.4s ease;
}
.cta-bar.show {
  transform: translateY(0);
}
.cta-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.cta-text {
  font-size: 0.9375rem;
  color: var(--text-primary);
  font-weight: 500;
}
.cta-text strong {
  color: var(--primary);
  font-weight: 700;
}
.cta-bar .btn {
  padding: 0.5rem 1.3rem;
  font-size: 0.875rem;
}

/* ===== Footer ===== */
.site-footer {
  background: #080A0B;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 50px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.footer-brand .brand-icon {
  width: 32px;
  height: 32px;
}
.footer-brand .brand-text {
  font-size: 1.2rem;
}
.footer-about {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 340px;
}
.footer-title {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 18px;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.footer-links a:hover {
  color: var(--primary);
  padding-left: 4px;
}
.footer-copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 22px 0;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--text-disabled);
}
.footer-copyright a {
  color: var(--text-secondary);
}
.footer-copyright a:hover {
  color: var(--primary);
}

/* ===== Fade In Up ===== */
.fade-in-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(10, 12, 14, 0.98);
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-top: 8px;
    padding: 16px 20px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  }
  .navbar-nav .nav-link {
    padding: 12px 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  .navbar-nav .nav-link::after {
    display: none;
  }
  .navbar-nav .nav-link.active {
    background: rgba(0, 229, 160, 0.08);
  }
  .btn-nav {
    margin-left: 0;
    margin-top: 14px;
    width: 100%;
    text-align: center;
  }
  .feature-row .feature-card {
    margin-bottom: 20px;
  }
  .feature-row .col-lg-4:nth-child(2) .feature-card {
    margin-top: 0;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .horizontal-card {
    grid-template-columns: 260px 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 767.98px) {
  .page-hero {
    padding: 120px 0 64px;
  }
  .page-hero h1 {
    font-size: 2.1rem;
  }
  .hero-actions .btn {
    flex: 1;
    text-align: center;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .stat-item {
    padding: 16px 12px;
  }
  .horizontal-card {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .hc-cover {
    max-height: 220px;
  }
  .feature-section {
    padding: 64px 0;
  }
  .article-list-section,
  .faq-section,
  .scenario-section {
    padding: 64px 0;
  }
  .trending-card {
    flex: 0 0 240px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .cta-text {
    font-size: 0.8125rem;
  }
  .cta-bar .btn {
    padding: 0.45rem 1rem;
    font-size: 0.8125rem;
    white-space: nowrap;
  }
}
@media (max-width: 390px) {
  .cta-text {
    max-width: 170px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
  html {
    scroll-behavior: auto;
  }
  .fade-in-up {
    opacity: 1;
    transform: none;
  }
}