/* roulang page: index */
:root {
  --color-primary: #0E7CBB;
  --color-primary-dark: #065A73;
  --color-primary-deep: #043A4C;
  --color-accent: #F34B4B;
  --color-bg: #F8F9FB;
  --color-text: #1F2937;
  --color-muted: #6B7280;
  --color-border: #E5E7EB;
  --radius-lg: 12px;
  --shadow-card: 0 4px 20px rgba(15, 42, 61, 0.08);
  --shadow-hover: 0 12px 32px rgba(15, 42, 61, 0.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.header-top {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 64px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0E7CBB, #065A73);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.logo-text {
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: .5px;
  color: var(--color-primary-deep);
  white-space: nowrap;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}
.header-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: #fff;
  color: var(--color-primary-deep);
  transition: all .2s;
}
.header-action:hover { background: #F0F6FA; border-color: var(--color-primary); }
.hot-link {
  font-size: .88rem;
  color: var(--color-primary);
  font-weight: 600;
  white-space: nowrap;
}
.hot-link:hover { text-decoration: underline; }
.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: #fff;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-primary-deep);
  transition: background .2s;
}
.mobile-menu-btn:hover { background: #F0F6FA; }

.header-nav {
  border-top: 1px solid var(--color-border);
  background: #fff;
}
.nav-inner {
  display: flex;
  align-items: center;
  height: 48px;
  gap: 4px;
  overflow-x: auto;
}
.nav-link {
  position: relative;
  padding: 0 18px;
  font-size: .95rem;
  color: var(--color-muted);
  font-weight: 500;
  white-space: nowrap;
  height: 48px;
  display: inline-flex;
  align-items: center;
  transition: color .2s;
  flex-shrink: 0;
}
.nav-link:hover { color: var(--color-primary); }
.nav-link.active {
  color: var(--color-primary-deep);
  font-weight: 700;
}
.nav-link.active::after {
  content: " ";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: var(--color-primary);
}
.nav-search {
  display: flex;
  margin-left: auto;
  margin-right: 14px;
  max-width: 220px;
}
.nav-search input {
  width: 170px;
  height: 32px;
  border: 1px solid var(--color-border);
  border-radius: 6px 0 0 6px;
  padding: 0 10px;
  font-size: .85rem;
  outline: none;
  transition: border-color .2s;
}
.nav-search input:focus { border-color: var(--color-primary); }
.nav-search button {
  width: 34px;
  height: 32px;
  background: var(--color-primary);
  border: none;
  border-radius: 0 6px 6px 0;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-search button:hover { background: var(--color-primary-dark); }
.nav-hot {
  font-size: .82rem;
  color: var(--color-muted);
  white-space: nowrap;
}
.nav-hot a { color: var(--color-primary); margin-left: 6px; font-weight: 500; }
.nav-hot a:hover { text-decoration: underline; }

.mobile-nav {
  display: none;
  flex-direction: column;
  background: #fff;
  border-top: 1px solid var(--color-border);
  padding: 10px 20px 18px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 14px 0;
  border-bottom: 1px solid #F1F3F5;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
}
.mobile-nav a:hover { color: var(--color-primary); }
.mobile-nav a.active { color: var(--color-primary-dark); font-weight: 700; }
.mobile-nav .mobile-search { margin-top: 14px; }
.mobile-nav .mobile-search input {
  width: 100%;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 0 14px;
  font-size: .9rem;
  outline: none;
}
.mobile-nav .mobile-search input:focus { border-color: var(--color-primary); }

/* ===== Hero ===== */
.hero { padding: 28px 0 0; }
.hero-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  align-items: stretch;
}
.hero-main {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(80deg, rgba(4, 25, 38, .88) 0%, rgba(4, 25, 38, .58) 45%, rgba(4, 25, 38, .15) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  padding: 40px;
  max-width: 620px;
  color: #fff;
}
.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-accent);
  padding: 5px 14px;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 800;
  letter-spacing: 1px;
  box-shadow: 0 4px 14px rgba(243, 75, 75, .4);
}
.live-dot {
  width: 8px;
  height: 8px;
  background: #fff;
  border-radius: 50%;
  animation: livePulse 1.4s infinite;
}
@keyframes livePulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .45; transform: scale(.72); }
}
.hero-content h1 {
  font-size: 2.35rem;
  line-height: 1.25;
  margin: 18px 0 14px;
  font-weight: 800;
  letter-spacing: .5px;
}
.hero-sub {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, .88);
  margin-bottom: 24px;
  max-width: 520px;
}
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all .25s ease;
  line-height: 1.2;
  text-align: center;
}
.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(14, 124, 187, .35);
}
.btn-primary { background: var(--color-primary-dark); color: #fff; }
.btn-primary:hover {
  background: var(--color-primary-deep);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(6, 90, 115, .3);
}
.btn-outline { background: transparent; border-color: rgba(255, 255, 255, .7); color: #fff; }
.btn-outline:hover { background: rgba(255, 255, 255, .16); border-color: #fff; }
.btn-accent { background: var(--color-accent); color: #fff; }
.btn-accent:hover {
  background: #D93B3B;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(243, 75, 75, .3);
}
.btn-light { background: #fff; color: var(--color-primary-deep); }
.btn-light:hover { background: #F0F6FA; transform: translateY(-2px); }
.btn-outline-light { background: transparent; border-color: rgba(255, 255, 255, .6); color: #fff; }
.btn-outline-light:hover { background: rgba(255, 255, 255, .14); }

.hero-panel {
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-card);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.countdown-label {
  font-size: .85rem;
  color: var(--color-muted);
  text-align: center;
  font-weight: 500;
}
.countdown {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.countdown-cell {
  background: #F0F6FA;
  border-radius: 10px;
  padding: 14px 4px;
  text-align: center;
}
.countdown-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary-deep);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.countdown-cell-label {
  font-size: .75rem;
  color: var(--color-muted);
  margin-top: 6px;
  display: block;
}
.watch-list { border-top: 1px dashed var(--color-border); padding-top: 20px; }
.panel-title {
  font-weight: 700;
  font-size: 1rem;
  margin: 0 0 12px;
  color: var(--color-primary-deep);
}
.watch-list ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.watch-list li {
  position: relative;
  padding-left: 26px;
  font-size: .92rem;
  color: var(--color-text);
}
.watch-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-primary);
  font-weight: 700;
}
.subscribe-form { display: flex; gap: 8px; }
.subscribe-form input {
  flex: 1;
  min-width: 0;
  height: 42px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 0 12px;
  font-size: .88rem;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.subscribe-form input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(243, 75, 75, .15);
}
.subscribe-form .btn { height: 42px; padding: 0 16px; flex-shrink: 0; }
.replay-link {
  text-align: center;
  font-size: .88rem;
  color: var(--color-primary);
  font-weight: 600;
}
.replay-link:hover { text-decoration: underline; }

/* ===== Trust bar ===== */
.trust-bar {
  padding: 18px 0;
  margin-top: 24px;
  background: #fff;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.trust-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: .95rem;
  font-weight: 600;
  color: var(--color-primary-deep);
}
.trust-item svg { color: var(--color-primary); flex-shrink: 0; }

/* ===== Section ===== */
.section { padding: 68px 0; }
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 44px;
  padding: 0 12px;
}
.section-tag {
  display: inline-block;
  background: #E8F3FA;
  color: var(--color-primary);
  font-size: .8rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: 1.85rem;
  line-height: 1.3;
  margin: 0 0 12px;
  color: var(--color-primary-deep);
  font-weight: 800;
}
.section-head h2::before {
  content: " ";
  display: inline-block;
  width: 5px;
  height: .72em;
  background: var(--color-primary);
  border-radius: 4px;
  margin-right: 10px;
  vertical-align: baseline;
}
.section-head p { color: var(--color-muted); margin: 0; font-size: .95rem; }

/* ===== Feature ===== */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.feature-image {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  aspect-ratio: 4 / 3;
  min-height: 360px;
}
.feature-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.feature-image:hover img { transform: scale(1.03); }
.feature-image-tag {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: rgba(255, 255, 255, .93);
  color: var(--color-primary-deep);
  font-weight: 700;
  padding: 9px 16px;
  border-radius: 10px;
  font-size: .9rem;
  box-shadow: 0 6px 18px rgba(0, 0, 0, .12);
}
.feature-aside { display: flex; flex-direction: column; gap: 20px; }
.feature-steps {
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-card);
  padding: 28px;
  flex: 1;
}
.feature-steps h3 {
  font-size: 1.2rem;
  margin: 0 0 18px;
  color: var(--color-primary-deep);
  font-weight: 700;
}
.feature-steps ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.feature-steps li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .95rem;
  color: var(--color-text);
  background: #F0F6FA;
  padding: 12px 14px;
  border-radius: 10px;
}
.step-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: .85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature-note {
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-card);
  padding: 20px;
  display: flex;
  gap: 14px;
  align-items: center;
}
.feature-note img {
  width: 110px;
  height: 80px;
  object-fit: cover;
  border-radius: 10px;
  flex-shrink: 0;
}
.feature-note h4 {
  margin: 0 0 4px;
  font-size: 1rem;
  color: var(--color-primary-deep);
  font-weight: 700;
}
.feature-note p {
  margin: 0;
  font-size: .88rem;
  color: var(--color-muted);
  line-height: 1.7;
}
.feature-wide {
  margin-top: 20px;
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary-deep));
  border-radius: 16px;
  padding: 30px 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.feature-wide h3 {
  color: #fff;
  font-size: 1.28rem;
  margin: 0 0 4px;
  font-weight: 700;
}
.feature-wide p {
  color: rgba(255, 255, 255, .82);
  margin: 0;
  font-size: .92rem;
}

/* ===== News ===== */
.news-section { background: #fff; }
.news-list {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.news-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--color-bg);
  border-radius: 14px;
  box-shadow: var(--shadow-card);
  padding: 22px 24px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  border: 1px solid transparent;
}
.news-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: #D6E9F3;
}
.news-date {
  flex-shrink: 0;
  min-width: 96px;
  text-align: center;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 10px 8px;
}
.news-date-full {
  font-size: .82rem;
  color: var(--color-muted);
  font-weight: 500;
  white-space: nowrap;
}
.news-body { flex: 1; min-width: 0; }
.news-meta { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
.news-badge {
  display: inline-block;
  background: #E8F3FA;
  color: var(--color-primary);
  font-size: .75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
}
.news-body h3 {
  font-size: 1.05rem;
  margin: 0 0 6px;
  color: var(--color-primary-deep);
  font-weight: 700;
  line-height: 1.5;
}
.news-body p {
  font-size: .9rem;
  color: var(--color-muted);
  margin: 0;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-link {
  flex-shrink: 0;
  color: var(--color-primary);
  font-weight: 700;
  font-size: .9rem;
  white-space: nowrap;
  margin-left: 8px;
}
.news-link:hover { text-decoration: underline; }
.news-empty {
  background: var(--color-bg);
  border: 1px dashed var(--color-border);
  border-radius: 14px;
  padding: 56px 20px;
  text-align: center;
  color: var(--color-muted);
}
.news-empty svg { margin-bottom: 12px; color: var(--color-primary); }
.news-empty p { margin: 0; font-size: .95rem; }

/* ===== Steps ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 36px;
}
.step-item {
  text-align: center;
  padding: 28px 18px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: #F8FAFB;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.step-item:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(14, 124, 187, .1);
}
.step-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0E7CBB, #065A73);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
}
.step-item h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
  color: var(--color-primary-deep);
  font-weight: 700;
}
.step-item p {
  margin: 0;
  font-size: .88rem;
  color: var(--color-muted);
  line-height: 1.7;
}
.steps-cta {
  text-align: center;
  background: #F0F6FA;
  border-radius: 14px;
  padding: 28px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.steps-cta p {
  margin: 0;
  font-size: .95rem;
  color: var(--color-primary-deep);
  font-weight: 600;
}

/* ===== FAQ ===== */
.faq-section { background: #fff; }
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color .25s, box-shadow .25s;
  background: #fff;
}
.faq-item.open {
  border-color: var(--color-primary);
  box-shadow: 0 6px 20px rgba(14, 124, 187, .08);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px;
  border: none;
  background: #fff;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary-deep);
  cursor: pointer;
  text-align: left;
  transition: color .2s;
}
.faq-question:hover { color: var(--color-primary); }
.faq-question:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 3px rgba(14, 124, 187, .25);
}
.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid currentColor;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  transition: transform .25s, background .25s, color .25s;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
  padding: 0 20px;
}
.faq-item.open .faq-answer {
  max-height: 260px;
  padding: 0 20px 20px;
}
.faq-answer p {
  margin: 0;
  color: var(--color-muted);
  font-size: .92rem;
  line-height: 1.85;
}

/* ===== CTA ===== */
.cta-section {
  padding: 80px 0;
  background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
  position: relative;
}
.cta-section::before {
  content: " ";
  position: absolute;
  inset: 0;
  background: rgba(4, 25, 38, .82);
}
.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #fff;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px;
}
.cta-inner h2 {
  font-size: 2rem;
  margin: 0 0 10px;
  font-weight: 800;
  letter-spacing: .5px;
}
.cta-inner p {
  color: rgba(255, 255, 255, .86);
  margin: 0 0 30px;
  font-size: 1rem;
}
.cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.site-footer { background: #0F2A3D; color: #9FB3C3; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding: 52px 0 36px;
}
.footer-logo {
  display: inline-block;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: .5px;
}
.footer-brand p {
  font-size: .9rem;
  line-height: 1.85;
  margin: 0;
  max-width: 300px;
}
.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  margin: 0 0 16px;
  font-weight: 700;
}
.footer-col a {
  display: block;
  padding: 5px 0;
  font-size: .9rem;
  color: #9FB3C3;
  transition: color .2s, padding-left .2s;
}
.footer-col a:hover { color: #fff; padding-left: 4px; }
.footer-col p {
  font-size: .9rem;
  margin: 5px 0;
  line-height: 1.7;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .15);
  padding: 18px 0;
  font-size: .85rem;
  color: rgba(255, 255, 255, .55);
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-main { min-height: 420px; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 767px) {
  .header-search { display: none; }
  .mobile-menu-btn { display: inline-flex; }
  .header-nav { display: none; }
  .nav-search, .nav-hot { display: none; }
  .hero { padding: 16px 0 0; }
  .hero-content { padding: 26px 22px; }
  .hero-content h1 { font-size: 1.9rem; }
  .hero-panel { padding: 22px; }
  .trust-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .section { padding: 48px 0; }
  .section-head { margin-bottom: 32px; }
  .section-head h2 { font-size: 1.5rem; }
  .news-card { flex-direction: column; align-items: flex-start; gap: 10px; }
  .news-date { min-width: 0; width: auto; text-align: left; display: flex; }
  .news-link { margin-left: 0; margin-top: 4px; }
  .steps-grid { grid-template-columns: 1fr; }
  .steps-cta { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .cta-section { padding: 56px 0; }
  .cta-inner h2 { font-size: 1.6rem; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .logo-text { font-size: 1rem; }
  .header-action { width: 34px; height: 34px; }
  .hot-link { font-size: .8rem; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .countdown { gap: 6px; }
  .countdown-num { font-size: 1.4rem; }
  .feature-wide { padding: 24px 20px; }
  .faq-question { padding: 16px 14px; font-size: .95rem; }
  .btn { padding: 10px 18px; font-size: .9rem; }
}

/* roulang page: article */
:root {
  --color-primary: #0B7A9B;
  --color-primary-dark: #065A73;
  --color-primary-deeper: #043A4C;
  --color-accent: #F34B4B;
  --color-accent-warm: #F5C518;
  --color-bg: #F8F9FB;
  --color-surface: #FFFFFF;
  --color-text: #1F2937;
  --color-text-weak: #6B7280;
  --color-border: #E5E7EB;
  --color-dark: #0F2A3D;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 999px;
  --shadow-sm: 0 2px 8px rgba(15,42,61,.06);
  --shadow-card: 0 4px 20px rgba(15,42,61,.08);
  --shadow-hover: 0 14px 36px rgba(15,42,61,.15);
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width:100%; height:auto; display:block; }
a { color:var(--color-primary); text-decoration:none; transition:color .25s ease; }
a:hover { color:var(--color-primary-dark); }
button { cursor:pointer; font-family:inherit; }
input, textarea, select { font-family:inherit; outline:none; }
.container { max-width:1200px; margin:0 auto; padding-left:20px; padding-right:20px; }

/* ===== Buttons ===== */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 28px; border-radius:var(--radius-md); font-size:15px;
  font-weight:600; border:2px solid transparent; transition:all .3s ease;
  line-height:1.4; white-space:nowrap;
}
.btn-primary { background:var(--color-primary-dark); color:#fff; box-shadow:0 6px 18px rgba(6,90,115,.25); }
.btn-primary:hover { background:var(--color-primary-deeper); color:#fff; transform:translateY(-2px); box-shadow:0 10px 24px rgba(6,90,115,.32); }
.btn-primary:focus-visible { outline:none; box-shadow:0 0 0 4px rgba(11,122,155,.25), 0 10px 24px rgba(6,90,115,.3); }
.btn-accent { background:var(--color-accent); color:#fff; box-shadow:0 6px 18px rgba(243,75,75,.25); }
.btn-accent:hover { background:#d43c3c; color:#fff; transform:translateY(-2px); box-shadow:0 10px 24px rgba(243,75,75,.32); }
.btn-accent:focus-visible { outline:none; box-shadow:0 0 0 4px rgba(243,75,75,.25), 0 10px 24px rgba(243,75,75,.3); }
.btn-outline { background:transparent; color:var(--color-primary-dark); border-color:#BFD9E3; }
.btn-outline:hover { background:rgba(11,122,155,.08); color:var(--color-primary-dark); border-color:var(--color-primary); }
.btn-outline:focus-visible { outline:none; box-shadow:0 0 0 4px rgba(11,122,155,.2); }
.btn-gray { background:#F3F4F6; color:var(--color-text-weak); border-color:var(--color-border); }
.btn-gray:hover { background:#E5E7EB; color:var(--color-text); }
.btn-gray:focus-visible { outline:none; box-shadow:0 0 0 4px rgba(107,114,128,.2); }

/* ===== Badges & Tags ===== */
.badge {
  display:inline-flex; align-items:center; gap:6px;
  padding:4px 14px; border-radius:var(--radius-full);
  font-size:13px; font-weight:600; line-height:1.6;
}
.badge-primary { background:rgba(11,122,155,.1); color:var(--color-primary); }
.badge-accent { background:rgba(243,75,75,.1); color:var(--color-accent); }
.badge-warm { background:rgba(245,197,24,.14); color:#A07800; }
.tag {
  display:inline-block; padding:5px 16px; border-radius:var(--radius-full);
  background:#F3F4F6; color:var(--color-text-weak); font-size:13px;
  font-weight:500; transition:all .25s ease; cursor:pointer;
}
.tag:hover { background:rgba(11,122,155,.1); color:var(--color-primary); }

/* ===== Site Header ===== */
.site-header { position:sticky; top:0; z-index:50; background:rgba(255,255,255,.95); backdrop-filter:blur(10px); box-shadow:var(--shadow-sm); }
.brand-dot {
  display:inline-flex; align-items:center; justify-content:center;
  width:38px; height:38px; border-radius:10px;
  background:linear-gradient(145deg, var(--color-primary), var(--color-primary-dark));
  color:#fff; font-size:16px; font-weight:800; letter-spacing:1px;
  box-shadow:0 4px 10px rgba(11,122,155,.3);
}
.header-nav .nav-inner { display:flex; align-items:center; gap:6px; flex-wrap:wrap; padding-top:10px; padding-bottom:10px; }
.nav-link {
  position:relative; display:inline-block; padding:8px 14px;
  font-size:15px; font-weight:500; color:var(--color-text-weak);
  border-radius:var(--radius-sm); transition:all .25s ease;
}
.nav-link:hover { color:var(--color-primary); background:rgba(11,122,155,.06); }
.nav-link.active { color:var(--color-primary); font-weight:600; }
.nav-link.active::after {
  content:''; position:absolute; left:14px; right:14px; bottom:2px;
  height:2px; border-radius:2px; background:var(--color-primary);
}
.nav-search {
  display:flex; align-items:center; gap:6px; margin-left:auto;
  background:#F3F4F6; border-radius:var(--radius-full);
  padding:7px 16px; width:240px; border:1px solid transparent;
  transition:all .3s ease;
}
.nav-search:focus-within { background:#fff; border-color:var(--color-primary); box-shadow:0 0 0 3px rgba(11,122,155,.12); }
.nav-search input { flex:1; border:none; background:transparent; font-size:14px; color:var(--color-text); min-width:0; }
.nav-search input::placeholder { color:#9CA3AF; }
.nav-search button { display:flex; align-items:center; justify-content:center; color:var(--color-text-weak); transition:color .2s; background:transparent; border:none; padding:2px; }
.nav-search button:hover { color:var(--color-primary); }
.nav-hot { display:flex; align-items:center; gap:4px; font-size:13px; color:var(--color-text-weak); white-space:nowrap; }
.nav-hot a { color:var(--color-primary); font-weight:500; padding:2px 6px; border-radius:4px; transition:background .2s; }
.nav-hot a:hover { background:rgba(11,122,155,.08); }

/* ===== Article Hero ===== */
.article-hero {
  position:relative; background-size:cover; background-position:center;
  padding-top:48px; padding-bottom:56px; overflow:hidden;
}
.article-hero::before {
  content:''; position:absolute; inset:0;
  background:linear-gradient(105deg, rgba(15,42,61,.92) 0%, rgba(11,122,155,.78) 55%, rgba(11,122,155,.45) 100%);
}
.article-hero .container { position:relative; z-index:2; }
.breadcrumb { display:flex; flex-wrap:wrap; align-items:center; gap:8px; font-size:13px; color:rgba(255,255,255,.75); margin-bottom:20px; }
.breadcrumb a { color:rgba(255,255,255,.75); transition:color .2s; }
.breadcrumb a:hover { color:#fff; }
.breadcrumb .sep { opacity:.5; }
.breadcrumb .current { color:#fff; font-weight:500; }
.article-title {
  font-size:30px; line-height:1.35; font-weight:700; color:#fff;
  max-width:840px; margin-bottom:18px; letter-spacing:-.01em;
}
@media (min-width:768px) { .article-title { font-size:38px; } }
@media (min-width:1024px) { .article-title { font-size:42px; } }
.article-hero-meta { display:flex; flex-wrap:wrap; gap:14px; align-items:center; color:rgba(255,255,255,.85); font-size:14px; }
.article-hero-meta .meta-item { display:inline-flex; align-items:center; gap:6px; }
.live-dot {
  display:inline-block; width:8px; height:8px; border-radius:50%;
  background:var(--color-accent); animation:pulse-dot 1.6s infinite;
}
@keyframes pulse-dot {
  0%,100% { box-shadow:0 0 0 0 rgba(243,75,75,.6); }
  50% { box-shadow:0 0 0 6px rgba(243,75,75,0); }
}

/* ===== Article Body ===== */
.article-section { padding:52px 0; }
.article-card {
  background:var(--color-surface); border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card); padding:32px 24px;
}
@media (min-width:768px) { .article-card { padding:44px 40px; } }
.article-content { max-width:720px; margin:0 auto; font-size:16px; line-height:1.9; color:#374151; }
.article-content p { margin-bottom:1.4em; }
.article-content h2 {
  font-size:23px; font-weight:700; color:var(--color-text);
  margin:1.8em 0 0.8em; padding-left:14px; position:relative;
  line-height:1.4;
}
.article-content h2::before {
  content:''; position:absolute; left:0; top:0.12em; bottom:0.12em;
  width:4px; border-radius:4px; background:var(--color-primary);
}
.article-content h3 { font-size:19px; font-weight:600; color:var(--color-text); margin:1.6em 0 .7em; line-height:1.4; }
.article-content h4 { font-size:17px; font-weight:600; color:var(--color-text); margin:1.4em 0 .6em; }
.article-content ul, .article-content ol { margin:0 0 1.4em 1.4em; padding:0; }
.article-content ul li { list-style:disc; margin-bottom:.45em; }
.article-content ol li { list-style:decimal; margin-bottom:.45em; }
.article-content blockquote {
  border-left:4px solid var(--color-primary); background:rgba(11,122,155,.05);
  padding:14px 22px; border-radius:0 var(--radius-md) var(--radius-md) 0;
  margin:1.5em 0; color:var(--color-text-weak); font-style:normal;
}
.article-content a { color:var(--color-primary); text-decoration:underline; text-underline-offset:3px; }
.article-content a:hover { color:var(--color-primary-dark); }
.article-content img { border-radius:var(--radius-md); margin:1.8em 0; box-shadow:var(--shadow-card); }
.article-content figure { margin:1.8em 0; }
.article-content figcaption { text-align:center; font-size:13px; color:var(--color-text-weak); margin-top:.6em; }
.article-content code {
  background:#F3F4F6; padding:2px 8px; border-radius:4px;
  font-size:.9em; font-family:ui-monospace, "SF Mono", Consolas, monospace; color:#D946EF;
}
.article-content pre {
  background:var(--color-dark); color:#E5E7EB; padding:20px 24px;
  border-radius:var(--radius-md); overflow-x:auto; margin:1.6em 0;
  font-size:14px; line-height:1.7;
}
.article-content pre code { background:transparent; padding:0; color:inherit; }
.article-content table { width:100%; border-collapse:collapse; margin:1.6em 0; font-size:15px; }
.article-content th { background:#F3F4F6; font-weight:600; padding:10px 14px; text-align:left; border-bottom:2px solid var(--color-border); }
.article-content td { padding:10px 14px; border-bottom:1px solid var(--color-border); }
.article-content iframe { width:100%; border:0; border-radius:var(--radius-md); margin:1.6em 0; }
.article-divider { border:none; border-top:1px solid var(--color-border); margin:32px 0; }

/* ===== Article footer / tags ===== */
.article-footer-tags { display:flex; flex-wrap:wrap; gap:10px; margin-top:8px; }
.article-nav {
  display:grid; grid-template-columns:1fr; gap:12px; margin-top:32px;
}
@media (min-width:640px) { .article-nav { grid-template-columns:1fr 1fr; } }
.article-nav-item {
  display:flex; align-items:center; gap:10px; padding:14px 18px;
  background:#F8F9FB; border-radius:var(--radius-md); border:1px solid var(--color-border);
  font-size:14px; color:var(--color-text-weak); transition:all .3s ease;
}
.article-nav-item:hover { background:rgba(11,122,155,.06); border-color:var(--color-primary); color:var(--color-primary); transform:translateY(-2px); }
.article-nav-item .arrow { font-size:18px; flex-shrink:0; }

/* ===== Section headers ===== */
.section-head { display:flex; align-items:center; gap:12px; margin-bottom:30px; }
.section-title {
  position:relative; font-size:24px; font-weight:700; color:var(--color-text);
  padding-left:16px; line-height:1.4; letter-spacing:-.01em;
}
.section-title::before {
  content:''; position:absolute; left:0; top:.14em; bottom:.14em; width:4px;
  border-radius:4px; background:var(--color-primary);
}
@media (min-width:768px) { .section-title { font-size:28px; } }
.section-sub { color:var(--color-text-weak); font-size:15px; margin-top:4px; }

/* ===== Related cards ===== */
.related-card {
  background:var(--color-surface); border-radius:var(--radius-lg);
  overflow:hidden; box-shadow:var(--shadow-card); transition:all .35s ease;
  display:flex; flex-direction:column; height:100%;
}
.related-card:hover { box-shadow:var(--shadow-hover); transform:translateY(-4px); }
.related-card .thumb { position:relative; overflow:hidden; aspect-ratio:16/9; }
.related-card .thumb img { width:100%; height:100%; object-fit:cover; transition:transform .5s ease; }
.related-card:hover .thumb img { transform:scale(1.05); }
.related-card .thumb .badge {
  position:absolute; top:12px; left:12px; z-index:2;
  background:rgba(255,255,255,.92); backdrop-filter:blur(4px);
}
.related-card .body { padding:20px 22px 24px; display:flex; flex-direction:column; flex:1; }
.related-card .body h3 { font-size:17px; font-weight:600; line-height:1.5; color:var(--color-text); margin-bottom:8px; transition:color .2s; }
.related-card:hover .body h3 { color:var(--color-primary); }
.related-card .body p { font-size:14px; color:var(--color-text-weak); line-height:1.7; flex:1; }
.related-card .meta-row { margin-top:14px; display:flex; align-items:center; justify-content:space-between; font-size:13px; color:#9CA3AF; }

/* ===== CTA ===== */
.cta-section {
  position:relative; background-size:cover; background-position:center;
  padding:60px 0; overflow:hidden;
}
.cta-section::before {
  content:''; position:absolute; inset:0;
  background:linear-gradient(120deg, rgba(15,42,61,.94), rgba(11,122,155,.82));
}
.cta-section .container { position:relative; z-index:2; }
.cta-title { font-size:26px; font-weight:700; color:#fff; margin-bottom:10px; }
@media (min-width:768px) { .cta-title { font-size:32px; } }
.cta-desc { color:rgba(255,255,255,.85); font-size:15px; max-width:600px; margin-bottom:24px; }

/* ===== FAQ ===== */
.faq-wrap { max-width:860px; margin:0 auto; }
.faq-item {
  background:var(--color-surface); border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm); margin-bottom:14px; overflow:hidden;
  border:1px solid transparent; transition:all .3s ease;
}
.faq-item:hover { border-color:#BFD9E3; }
.faq-item.open { border-color:var(--color-primary); box-shadow:var(--shadow-card); }
.faq-q {
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:18px 24px; cursor:pointer; font-size:16px; font-weight:600;
  color:var(--color-text); user-select:none;
}
.faq-q .icon {
  width:26px; height:26px; border-radius:50%; flex-shrink:0;
  background:rgba(11,122,155,.1); color:var(--color-primary);
  display:flex; align-items:center; justify-content:center;
  font-size:15px; font-weight:700; transition:all .3s ease;
}
.faq-item.open .faq-q .icon { background:var(--color-primary); color:#fff; transform:rotate(45deg); }
.faq-a { max-height:0; overflow:hidden; transition:max-height .4s ease; }
.faq-a-inner { padding:0 24px 20px; color:var(--color-text-weak); font-size:15px; line-height:1.8; }

/* ===== Not Found ===== */
.not-found-icon { font-size:64px; line-height:1; opacity:.4; }

/* ===== Footer ===== */
.site-footer { background:var(--color-dark); color:rgba(255,255,255,.75); margin-top:0; }
.footer-grid {
  display:grid; grid-template-columns:1fr; gap:32px; padding:56px 20px 40px;
}
@media (min-width:640px) { .footer-grid { grid-template-columns:1fr 1fr; } }
@media (min-width:1024px) { .footer-grid { grid-template-columns:2fr 1fr 1fr 1fr; } }
.footer-logo { font-size:22px; font-weight:700; color:#fff; display:inline-flex; align-items:center; gap:10px; margin-bottom:14px; }
.footer-brand p { font-size:14px; line-height:1.9; max-width:320px; }
.footer-col h4 { color:#fff; font-size:16px; font-weight:600; margin-bottom:16px; position:relative; padding-bottom:8px; }
.footer-col h4::after { content:''; position:absolute; left:0; bottom:0; width:28px; height:2px; background:var(--color-primary); border-radius:2px; }
.footer-col a { display:block; color:rgba(255,255,255,.65); font-size:14px; padding:4px 0; transition:all .2s; }
.footer-col a:hover { color:#fff; padding-left:6px; }
.footer-col p { font-size:14px; color:rgba(255,255,255,.65); padding:4px 0; margin:0; }
.footer-bottom { border-top:1px solid rgba(255,255,255,.1); padding:18px 0; }
.footer-bottom-inner { display:flex; flex-wrap:wrap; gap:16px; justify-content:space-between; align-items:center; font-size:13px; color:rgba(255,255,255,.45); }

/* ===== Mobile ===== */
.mobile-menu-enter { animation:slideDown .25s ease forwards; }
@keyframes slideDown { from { opacity:0; transform:translateY(-8px); } to { opacity:1; transform:translateY(0); } }
@media (max-width:640px) {
  .nav-hot { display:none; }
  .nav-search { width:100%; margin-left:0; }
  .header-nav .nav-inner { gap:4px; }
  .nav-link { padding:6px 12px; font-size:14px; }
  .footer-bottom-inner { flex-direction:column; text-align:center; gap:6px; }
}
@media (max-width:480px) {
  .nav-link:nth-child(n+4) { display:none; }
  .article-card { padding:24px 18px; }
  .article-content { font-size:15px; }
  .related-card .body { padding:16px 18px 20px; }
}

/* roulang page: category1 */
:root {
      --primary: #0E7CBB;
      --primary-dark: #065A73;
      --primary-deeper: #043A4C;
      --accent: #F5C518;
      --live: #F34B4B;
      --bg: #F8F9FB;
      --text: #1F2937;
      --muted: #6B7280;
      --border: #E5E7EB;
      --radius: 14px;
      --radius-sm: 8px;
      --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
      --shadow-md: 0 8px 24px rgba(0,0,0,.07);
      --shadow-lg: 0 16px 36px rgba(0,0,0,.10);
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; scroll-padding-top: 130px; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; display: block; }
    a { text-decoration: none; color: inherit; transition: color .2s ease; }
    button, input { font: inherit; }
    ul { list-style: none; }
    .sr-only {
      position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
      overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
    }
    .container { width: min(1200px, 92%); margin-inline: auto; }
    .section { padding: 72px 0; }
    .section-alt { background: #fff; }

    /* Header / Nav */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255,255,255,.97);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
    }
    .header-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 62px;
    }
    .site-logo {
      font-size: 1.35rem;
      font-weight: 800;
      letter-spacing: .5px;
      line-height: 1.2;
    }
    .logo-brand { color: var(--primary-deeper); }
    .logo-accent { color: var(--primary); }
    .header-actions { display: flex; align-items: center; gap: 12px; }
    .header-help { font-size: .88rem; color: var(--muted); }
    .text-brand { color: var(--primary); font-weight: 600; }
    .menu-toggle {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px; height: 38px;
      border: 1px solid var(--border);
      border-radius: 10px;
      background: #fff;
      color: var(--text);
      cursor: pointer;
      transition: all .2s ease;
    }
    .menu-toggle:hover { border-color: var(--primary); color: var(--primary); }
    .header-nav { border-top: 1px solid var(--border); background: #fff; }
    .nav-inner {
      display: flex;
      align-items: center;
      gap: 6px;
      flex-wrap: wrap;
      min-height: 50px;
      padding: 4px 0;
    }
    .nav-link {
      display: inline-block;
      padding: 8px 14px;
      font-size: .95rem;
      font-weight: 500;
      color: var(--text);
      border-radius: var(--radius-sm);
      position: relative;
      transition: color .2s ease, background .2s ease;
    }
    .nav-link:hover { color: var(--primary); background: rgba(14,124,187,.06); }
    .nav-link:focus-visible { outline: 2px solid rgba(14,124,187,.4); outline-offset: 2px; }
    .nav-link.active { color: var(--primary); font-weight: 600; }
    .nav-link.active::after {
      content: "";
      position: absolute;
      left: 14px; right: 14px; bottom: 0;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }
    .nav-search {
      display: flex;
      align-items: center;
      margin-left: auto;
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 999px;
      padding: 4px 5px 4px 14px;
      transition: border-color .2s ease, box-shadow .2s ease;
    }
    .nav-search:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(14,124,187,.15); }
    .nav-search input { border: 0; outline: 0; background: transparent; width: 190px; font-size: .875rem; color: var(--text); }
    .nav-search button {
      width: 30px; height: 30px;
      border-radius: 50%;
      background: var(--primary);
      color: #fff;
      border: 0;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: background .2s ease;
    }
    .nav-search button:hover { background: var(--primary-dark); }
    .nav-hot { font-size: .85rem; color: var(--muted); display: inline-flex; align-items: center; gap: 6px; }
    .nav-hot a { color: var(--primary); font-weight: 500; }
    .nav-hot a:hover { text-decoration: underline; }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      font-size: .95rem;
      padding: 11px 22px;
      border: 1px solid transparent;
      cursor: pointer;
      white-space: nowrap;
      transition: all .22s ease;
    }
    .btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
    .btn:active { transform: translateY(0); box-shadow: var(--shadow-sm); }
    .btn:focus-visible { outline: 3px solid rgba(14,124,187,.35); outline-offset: 2px; }
    .btn-primary { background: var(--primary); color: #fff; }
    .btn-primary:hover { background: var(--primary-dark); }
    .btn-accent { background: var(--accent); color: #16202A; }
    .btn-accent:hover { background: #e6b414; }
    .btn-outline { border-color: rgba(255,255,255,.65); color: #fff; background: rgba(255,255,255,.06); backdrop-filter: blur(4px); }
    .btn-outline:hover { border-color: #fff; background: rgba(255,255,255,.14); }
    .btn-secondary { border-color: var(--border); background: #fff; color: var(--primary); }
    .btn-secondary:hover { border-color: var(--primary); box-shadow: var(--shadow-sm); }
    .btn-outline-light { border: 1px solid rgba(255,255,255,.7); color: #fff; }
    .btn-outline-light:hover { background: rgba(255,255,255,.1); border-color: #fff; box-shadow: 0 8px 24px rgba(0,0,0,.15); }
    .btn-lg { padding: 14px 30px; font-size: 1rem; }
    .btn-block { width: 100%; justify-content: center; }

    /* Hero */
    .hero {
      position: relative;
      min-height: 540px;
      display: flex;
      align-items: center;
      background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      color: #fff;
    }
    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(100deg, rgba(4,36,50,.90) 0%, rgba(14,124,187,.72) 55%, rgba(14,124,187,.22) 100%);
    }
    .hero-inner {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.4fr .95fr;
      gap: 48px;
      align-items: center;
      padding: 70px 0;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255,255,255,.16);
      border: 1px solid rgba(255,255,255,.35);
      padding: 6px 14px;
      border-radius: 999px;
      font-size: .85rem;
      font-weight: 500;
      letter-spacing: .3px;
    }
    .live-dot {
      display: inline-block;
      width: 8px; height: 8px;
      border-radius: 999px;
      background: var(--live);
      animation: pulse 1.6s ease-in-out infinite;
    }
    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: .4; transform: scale(.8); }
    }
    .hero-title {
      font-size: clamp(1.75rem, 4vw, 2.9rem);
      font-weight: 800;
      line-height: 1.25;
      margin: 18px 0 14px;
      letter-spacing: .5px;
    }
    .hero-sub { font-size: 1.05rem; opacity: .94; max-width: 620px; line-height: 1.8; }
    .hero-cta { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
    .hero-card {
      background: rgba(255,255,255,.96);
      color: var(--text);
      border-radius: var(--radius);
      padding: 26px;
      box-shadow: var(--shadow-lg);
    }
    .hero-card h3 { font-size: 1.08rem; font-weight: 700; margin-bottom: 14px; }
    .check-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      padding: 8px 0;
      border-bottom: 1px dashed var(--border);
      font-size: .92rem;
      line-height: 1.6;
    }
    .check-list li:last-child { border-bottom: 0; }
    .check-icon { color: var(--primary); flex-shrink: 0; margin-top: 2px; }

    /* Trust */
    .trust-bar { background: #fff; border-bottom: 1px solid var(--border); }
    .trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; padding: 24px 0; }
    .trust-item { display: flex; align-items: center; gap: 10px; font-size: .93rem; font-weight: 600; color: var(--text); }
    .trust-icon {
      width: 34px; height: 34px;
      border-radius: 10px;
      background: rgba(14,124,187,.1);
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    /* Section head */
    .section-head { max-width: 740px; margin-bottom: 38px; }
    .section-tag {
      display: inline-block;
      font-size: .8rem;
      font-weight: 600;
      color: var(--primary);
      background: rgba(14,124,187,.08);
      border-radius: 999px;
      padding: 4px 14px;
      letter-spacing: .5px;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 1.85rem;
      font-weight: 700;
      line-height: 1.35;
      letter-spacing: .5px;
      border-left: 4px solid var(--primary);
      padding-left: 16px;
    }
    .section-desc { margin-top: 14px; color: var(--muted); font-size: 1rem; line-height: 1.8; }

    /* Feature cards */
    .feature-card {
      background: #fff;
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      transition: transform .25s ease, box-shadow .25s ease;
    }
    .feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
    .feature-img { position: relative; height: 250px; overflow: hidden; }
    .feature-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
    .feature-card:hover .feature-img img { transform: scale(1.04); }
    .feature-body { padding: 26px; }
    .feature-body h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; }
    .feature-body p { color: var(--muted); font-size: .95rem; line-height: 1.8; }
    .feature-link { display: inline-block; margin-top: 14px; color: var(--primary); font-weight: 600; font-size: .92rem; }

    .feature-wide {
      display: grid;
      grid-template-columns: 1.1fr 1fr;
      background: #fff;
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
    }
    .feature-wide-img { position: relative; min-height: 320px; }
    .feature-wide-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
    .feature-wide-body { padding: 40px; align-self: center; }
    .feature-wide-body h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 12px; }
    .feature-wide-body p { color: var(--muted); font-size: .98rem; line-height: 1.8; }

    /* Steps */
    .step-card {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 30px 24px;
      position: relative;
      box-shadow: var(--shadow-sm);
      transition: transform .25s ease, box-shadow .25s ease;
    }
    .step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
    .step-num {
      font-size: 2.2rem;
      font-weight: 800;
      color: rgba(14,124,187,.18);
      position: absolute;
      top: 16px;
      right: 18px;
      line-height: 1;
    }
    .step-icon {
      width: 52px; height: 52px;
      border-radius: 14px;
      background: rgba(14,124,187,.1);
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
    }
    .step-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
    .step-card p { font-size: .92rem; color: var(--muted); line-height: 1.7; }

    /* Tags / pills */
    .subsection-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: -10px 0 28px; }
    .pill {
      padding: 7px 18px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--border);
      font-size: .88rem;
      font-weight: 500;
      color: var(--text);
      cursor: pointer;
      transition: all .2s ease;
    }
    .pill:hover { border-color: var(--primary); color: var(--primary); }
    .pill.active { background: var(--primary); border-color: var(--primary); color: #fff; }

    /* Guide list */
    .guide-list {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .guide-item {
      display: grid;
      grid-template-columns: 190px 1fr;
      gap: 22px;
      padding: 20px;
      border-bottom: 1px solid var(--border);
      transition: background .2s ease, box-shadow .2s ease;
    }
    .guide-item:last-child { border-bottom: 0; }
    .guide-item:hover { background: #fff; box-shadow: var(--shadow-md); }
    .guide-item:focus-visible { outline: 2px solid rgba(14,124,187,.4); outline-offset: -2px; }
    .guide-thumb { overflow: hidden; border-radius: 10px; }
    .guide-thumb img { width: 100%; height: 140px; object-fit: cover; }
    .guide-info { display: flex; flex-direction: column; justify-content: center; }
    .guide-info h3 { font-size: 1.08rem; font-weight: 700; margin: 8px 0 6px; }
    .guide-info p { color: var(--muted); font-size: .92rem; line-height: 1.7; }
    .guide-more { color: var(--primary); font-size: .9rem; font-weight: 600; margin-top: 8px; }
    .tag {
      font-size: .75rem;
      color: var(--primary);
      background: rgba(14,124,187,.08);
      border-radius: 999px;
      padding: 2px 10px;
      display: inline-block;
      width: fit-content;
    }

    /* Knowledge box */
    .knowledge-box {
      border: 2px dashed #C6D9E4;
      background: #F4F9FC;
      border-radius: 20px;
      padding: 36px 42px;
      margin-top: 26px;
    }
    .knowledge-box h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary-deeper);
      margin-bottom: 14px;
    }
    .knowledge-box p {
      color: #3D5466;
      font-size: .96rem;
      line-height: 1.9;
      margin-bottom: 12px;
    }
    .knowledge-box p:last-child { margin-bottom: 0; }

    /* FAQ */
    .faq-list { max-width: 860px; margin: 0 auto; }
    .faq-item {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 12px;
      margin-bottom: 12px;
      overflow: hidden;
      transition: box-shadow .2s ease, border-color .2s ease;
    }
    .faq-item.open { box-shadow: var(--shadow-sm); border-color: rgba(14,124,187,.25); }
    .faq-q {
      display: flex;
      justify-content: space-between;
      align-items: center;
      width: 100%;
      padding: 20px 22px;
      font-size: 1rem;
      font-weight: 600;
      color: var(--text);
      background: transparent;
      border: 0;
      cursor: pointer;
      text-align: left;
      gap: 16px;
      transition: color .2s ease;
    }
    .faq-q:hover { color: var(--primary); }
    .faq-q:focus-visible { outline: 2px solid rgba(14,124,187,.4); outline-offset: -2px; border-radius: 12px; }
    .faq-icon {
      width: 20px; height: 20px;
      flex-shrink: 0;
      transition: transform .3s ease, color .3s ease;
      color: var(--muted);
    }
    .faq-item.open .faq-icon { transform: rotate(180deg); color: var(--primary); }
    .faq-a {
      max-height: 0;
      padding: 0 22px;
      overflow: hidden;
      transition: max-height .35s ease, padding .3s ease;
      color: var(--muted);
      font-size: .95rem;
      line-height: 1.8;
    }
    .faq-item.open .faq-a { max-height: 800px; padding: 0 22px 22px; }

    /* CTA */
    .cta-section {
      background: linear-gradient(120deg, #043A4C 0%, #065A73 60%, #0E7CBB 130%);
      color: #fff;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .cta-section::before {
      content: "";
      position: absolute;
      width: 420px; height: 420px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(245,197,24,.18), transparent 60%);
      top: -160px; right: -140px;
    }
    .cta-section::after {
      content: "";
      position: absolute;
      width: 300px; height: 300px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255,255,255,.09), transparent 60%);
      bottom: -120px; left: -80px;
    }
    .cta-inner { position: relative; z-index: 2; max-width: 680px; margin-inline: auto; }
    .cta-inner h2 { font-size: 1.9rem; font-weight: 700; margin-bottom: 12px; }
    .cta-inner p { opacity: .88; font-size: 1.02rem; line-height: 1.8; }
    .cta-buttons { display: flex; gap: 16px; justify-content: center; margin-top: 28px; flex-wrap: wrap; }

    /* Footer */
    .site-footer { background: #0F2A3D; color: #C7D2DC; margin-top: 0; }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1fr;
      gap: 40px;
      padding: 52px 0 36px;
    }
    .footer-brand p { font-size: .9rem; line-height: 1.8; margin-top: 12px; max-width: 320px; color: #9FB3C3; }
    .footer-logo { font-size: 1.3rem; font-weight: 800; color: #fff; }
    .footer-logo span { color: #5FB2E8; }
    .footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: 14px; }
    .footer-col a { display: block; color: #C7D2DC; font-size: .92rem; padding: 5px 0; transition: color .2s ease; }
    .footer-col a:hover { color: #fff; }
    .footer-col p { font-size: .9rem; color: #9FB3C3; line-height: 1.8; }
    .footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 18px 0; }
    .footer-bottom-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: .85rem; color: #819DAF; }

    /* Responsive */
    @media (max-width: 1024px) {
      .hero-inner { grid-template-columns: 1fr; gap: 30px; padding: 50px 0; }
      .hero-card { max-width: 560px; }
      .feature-wide { grid-template-columns: 1fr; }
      .feature-wide-img { min-height: 250px; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .nav-search input { width: 130px; }
    }
    @media (max-width: 767px) {
      .section { padding: 48px 0; }
      .site-header { position: relative; }
      .header-nav { display: none; border-top: 1px solid var(--border); }
      .site-header.nav-open .header-nav { display: block; }
      .nav-inner { flex-direction: column; align-items: stretch; gap: 4px; padding: 10px 0 14px; }
      .nav-link { padding: 10px 12px; border-radius: var(--radius-sm); }
      .nav-link.active::after { display: none; }
      .nav-link.active { background: rgba(14,124,187,.1); }
      .nav-search { margin-left: 0; width: 100%; }
      .nav-search input { flex: 1; width: auto; }
      .nav-hot { padding: 4px 12px; }
      .hero { min-height: auto; }
      .hero-inner { padding: 42px 0; }
      .hero-title { font-size: 1.7rem; }
      .hero-sub { font-size: .96rem; }
      .hero-cta { width: 100%; }
      .hero-cta .btn { flex: 1; }
      .trust-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
      .section-title { font-size: 1.55rem; }
      .guide-item { grid-template-columns: 1fr; }
      .guide-thumb img { height: 190px; }
      .knowledge-box { padding: 24px 20px; }
      .footer-grid { grid-template-columns: 1fr; gap: 28px; }
      .footer-bottom-inner { flex-direction: column; align-items: center; text-align: center; }
      .cta-buttons { width: 100%; }
    }
    @media (max-width: 520px) {
      .hero-title { font-size: 1.45rem; }
      .hero-cta .btn { width: 100%; flex: none; }
      .section-title { font-size: 1.4rem; }
      .cta-inner h2 { font-size: 1.4rem; }
      .cta-inner p { font-size: .95rem; }
      .btn-lg { width: 100%; }
      .trust-grid { gap: 10px; }
      .trust-item { font-size: .83rem; }
      .trust-icon { width: 30px; height: 30px; }
      .feature-wide-body { padding: 26px; }
      .footer-grid { padding: 36px 0 24px; }
    }

/* roulang page: category2 */
:root {
            --cp: #0E7CBB;
            --cpd: #065A73;
            --cac: #F34B4B;
            --caw: #F5C518;
            --cbg: #F8F9FB;
            --ct: #1F2937;
            --cm: #6B7280;
            --cbd: #E5E7EB;
            --r-sm: 8px;
            --r-md: 12px;
            --r-full: 9999px;
            --sh-sm: 0 2px 8px rgba(0, 0, 0, .04);
            --sh-md: 0 4px 20px rgba(0, 0, 0, .06);
            --sh-lg: 0 12px 30px rgba(0, 0, 0, .1);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            background: var(--cbg);
            color: var(--ct);
            line-height: 1.6;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        .section-title {
            position: relative;
            padding-left: 16px;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            border-radius: 4px;
            background: var(--cp);
        }
        .card-hover {
            transition: transform .25s ease, box-shadow .25s ease;
        }
        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: var(--sh-lg);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--cp);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--r-sm);
            padding: 12px 28px;
            border: none;
            cursor: pointer;
            transition: background .25s ease, box-shadow .25s ease, transform .2s ease;
        }
        .btn-primary:hover {
            background: var(--cpd);
            box-shadow: 0 8px 24px rgba(14, 124, 187, .25);
            transform: translateY(-1px);
        }
        .btn-primary:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(14, 124, 187, .3);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--ct);
            font-weight: 500;
            font-size: 15px;
            border-radius: var(--r-sm);
            padding: 12px 28px;
            border: 1.5px solid var(--cbd);
            cursor: pointer;
            transition: all .25s ease;
        }
        .btn-outline:hover {
            border-color: var(--cp);
            color: var(--cp);
            background: rgba(14, 124, 187, .06);
        }
        .btn-outline:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(14, 124, 187, .15);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--r-full);
            background: rgba(14, 124, 187, .1);
            color: var(--cp);
        }
        .badge-red {
            background: rgba(243, 75, 75, .1);
            color: var(--cac);
        }
        .badge-warn {
            background: rgba(245, 197, 24, .15);
            color: #B8860B;
        }
        .live-dot {
            position: relative;
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--cac);
            animation: pulse-dot 1.2s infinite ease-in-out;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(243, 75, 75, .5);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(243, 75, 75, 0);
            }
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding .35s ease;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-arrow {
            transition: transform .3s ease;
        }
        .hero-gradient {
            background: linear-gradient(120deg, rgba(15, 42, 61, .92) 0%, rgba(15, 42, 61, .72) 50%, rgba(15, 42, 61, .35) 100%);
        }
        .hero-img {
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        .step-line {
            position: relative;
        }
        .step-line::after {
            content: '';
            position: absolute;
            top: 36px;
            left: 50%;
            width: 100%;
            height: 2px;
            background: rgba(14, 124, 187, .15);
            transform: translateX(0);
            z-index: 0;
        }
        .step-item:last-child .step-line::after {
            display: none;
        }
        .step-circle {
            position: relative;
            z-index: 1;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #fff;
            border: 2px solid var(--cp);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--cp);
            font-size: 20px;
            box-shadow: 0 4px 12px rgba(14, 124, 187, .12);
        }
        .dashed-block {
            border: 2px dashed rgba(14, 124, 187, .3);
            border-radius: 16px;
            background: rgba(14, 124, 187, .03);
        }
        .header-nav {
            border-top: 1px solid var(--cbd);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            gap: 18px;
            padding-top: 12px;
            padding-bottom: 12px;
            flex-wrap: wrap;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--ct);
            padding: 8px 4px;
            border-bottom: 2px solid transparent;
            transition: color .2s ease, border-color .2s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--cp);
            border-color: var(--cp);
        }
        .nav-link.active {
            color: var(--cp);
            border-color: var(--cp);
            font-weight: 600;
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 6px;
            background: var(--cbg);
            border: 1px solid var(--cbd);
            border-radius: 999px;
            padding: 8px 16px;
            flex: 1;
            max-width: 340px;
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .nav-search:focus-within {
            border-color: var(--cp);
            box-shadow: 0 0 0 3px rgba(14, 124, 187, .12);
        }
        .nav-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--ct);
            width: 100%;
        }
        .nav-search input::placeholder {
            color: var(--cm);
        }
        .nav-search button {
            background: none;
            border: none;
            cursor: pointer;
            color: var(--cm);
            display: flex;
            align-items: center;
            padding: 0;
            transition: color .2s;
        }
        .nav-search button:hover {
            color: var(--cp);
        }
        .nav-hot {
            font-size: 13px;
            color: var(--cm);
            white-space: nowrap;
        }
        .nav-hot a {
            color: var(--cp);
            margin-left: 4px;
            transition: color .2s;
        }
        .nav-hot a:hover {
            color: var(--cpd);
        }
        .site-footer {
            background: #0F2A3D;
            color: rgba(255, 255, 255, .75);
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-top: 56px;
            padding-bottom: 48px;
        }
        .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: inline-block;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .6);
            max-width: 300px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 8px;
            transition: color .2s;
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-col p {
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            margin-bottom: 8px;
            line-height: 1.6;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 18px 0;
        }
        .footer-bottom-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .nav-inner {
                gap: 10px;
            }
            .nav-search {
                order: 5;
                max-width: 100%;
                width: 100%;
                flex-basis: 100%;
            }
            .nav-hot {
                order: 6;
            }
            .step-line::after {
                display: none;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom-inner {
                flex-direction: column;
                text-align: center;
            }
        }