/* roulang page: index */
:root {
  --bg-page: #F5F7FA;
  --bg-alt: #EAF0F4;
  --card-bg: #FFFFFF;
  --primary: #3B6F91;
  --primary-dark: #315F7D;
  --deep-blue: #153F58;
  --amber: #E5A83B;
  --amber-hover: #CE9228;
  --green: #1F8A70;
  --green-light: #E7F5F1;
  --amber-light: #FFF4E0;
  --text-main: #22303E;
  --text-sub: #567385;
  --text-muted: #8FA1AF;
  --border: #E1E8EE;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-pill: 999px;
  --shadow-card: 0 10px 30px rgba(35, 68, 90, 0.08);
  --shadow-hover: 0 18px 44px rgba(35, 68, 90, 0.14);
  --font-sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}
button {
  font-family: inherit;
  cursor: pointer;
}
input, select, textarea {
  font-family: inherit;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--card-bg);
  border-top: 4px solid var(--primary);
  box-shadow: 0 2px 12px rgba(21, 63, 88, 0.06);
}
.top-bar {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand-area {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 24px;
  font-weight: 800;
  color: var(--deep-blue);
  letter-spacing: 0.5px;
}
.brand-logo .brand-icon {
  width: 36px;
  height: 36px;
  background: var(--deep-blue);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.brand-logo .brand-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--amber);
}
.brand-badge {
  background: var(--amber);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  letter-spacing: 1px;
}
.top-search {
  flex: 1;
  max-width: 380px;
  position: relative;
}
.top-search input {
  width: 100%;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0 44px 0 18px;
  font-size: 14px;
  color: var(--text-main);
  background: #F8FAFC;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.top-search input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 111, 145, 0.15);
}
.top-search .search-btn {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  border: none;
  background: var(--primary);
  border-radius: 50%;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.top-search .search-btn:hover {
  background: var(--primary-dark);
}
.cta-btn-sm {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--amber);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 9px 22px;
  border: none;
  border-radius: var(--radius-pill);
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  white-space: nowrap;
}
.cta-btn-sm:hover {
  background: var(--amber-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(229, 168, 59, 0.35);
}
.cta-btn-sm:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.channel-nav {
  background: #F8FAFC;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.channel-nav .channel-list {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 8px;
  height: 48px;
  align-items: center;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.channel-nav .channel-list::-webkit-scrollbar {
  display: none;
}
.channel-link {
  display: inline-flex;
  align-items: center;
  padding: 7px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-sub);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
}
.channel-link:hover {
  background: var(--bg-alt);
  color: var(--deep-blue);
}
.channel-link.active {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(59, 111, 145, 0.25);
}
.countdown-bar {
  background: var(--deep-blue);
  height: 56px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.countdown-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
}
.countdown-label {
  color: rgba(255,255,255,0.9);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.countdown-label::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 8px rgba(229, 168, 59, 0.6);
  flex-shrink: 0;
}
.countdown-timer {
  display: flex;
  align-items: center;
  gap: 8px;
}
.countdown-timer .cd-item {
  display: flex;
  align-items: center;
  gap: 4px;
}
.countdown-timer .cd-num {
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 24px;
  font-weight: 700;
  min-width: 46px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-variant-numeric: tabular-nums;
  padding: 0 6px;
}
.countdown-timer .cd-label {
  color: rgba(255,255,255,0.55);
  font-size: 12px;
  margin-left: 2px;
  margin-right: 4px;
}
.countdown-timer .cd-sep {
  color: rgba(255,255,255,0.35);
  font-size: 14px;
  font-weight: 600;
}
.countdown-btn {
  background: var(--amber);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 20px;
  border: none;
  border-radius: var(--radius-pill);
  transition: background 0.2s, transform 0.15s;
  white-space: nowrap;
}
.countdown-btn:hover {
  background: var(--amber-hover);
  transform: translateY(-1px);
}
.countdown-btn:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}
.container-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.hero-section {
  position: relative;
  background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  padding: 80px 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.96) 0%, rgba(245,247,250,0.88) 100%);
}
.hero-content {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 48px;
  align-items: center;
}
.hero-text h1 {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--deep-blue);
  letter-spacing: 1px;
  margin-bottom: 18px;
}
.hero-text .hero-sub {
  font-size: 17px;
  color: var(--text-sub);
  line-height: 1.8;
  max-width: 480px;
  margin-bottom: 32px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.hero-cta-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--amber);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  height: 52px;
  padding: 0 32px;
  border: none;
  border-radius: var(--radius-md);
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}
.hero-cta-primary:hover {
  background: var(--amber-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(229, 168, 59, 0.3);
}
.hero-cta-primary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.hero-link {
  color: var(--primary);
  font-size: 15px;
  font-weight: 600;
  border-bottom: 1px dashed var(--primary);
  padding-bottom: 2px;
  transition: color 0.2s;
}
.hero-link:hover {
  color: var(--primary-dark);
  border-color: var(--primary-dark);
}
.hero-card-wrap {
  position: relative;
}
.hero-preview-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hover);
  overflow: hidden;
  position: relative;
}
.hero-preview-card .preview-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.hero-preview-card .preview-body {
  padding: 18px 20px 20px;
}
.hero-preview-card .preview-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}
.hero-preview-card .preview-desc {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.6;
}
.preview-badges {
  position: absolute;
  top: 14px;
  left: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.badge-free {
  background: var(--green);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  box-shadow: 0 2px 8px rgba(31, 138, 112, 0.3);
}
.badge-entry {
  background: var(--amber);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  box-shadow: 0 2px 8px rgba(229, 168, 59, 0.3);
}
.section {
  padding: 96px 0;
}
.section-alt {
  background: var(--bg-alt);
}
.section-head {
  text-align: center;
  margin-bottom: 56px;
}
.section-head .section-tag {
  display: inline-block;
  background: var(--amber-light);
  color: var(--amber-hover);
  font-size: 13px;
  font-weight: 600;
  padding: 5px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--deep-blue);
  line-height: 1.3;
  margin-bottom: 12px;
}
.section-head p {
  font-size: 15px;
  color: var(--text-sub);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 48px;
}
.feature-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  position: relative;
}
.feature-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.feature-card .feature-img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/2;
}
.feature-card .feature-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.feature-card:hover .feature-img {
  transform: scale(1.04);
}
.feature-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  color: #fff;
  z-index: 2;
}
.feature-badge.badge-amber {
  background: var(--amber);
  box-shadow: 0 2px 8px rgba(229, 168, 59, 0.35);
}
.feature-badge.badge-green {
  background: var(--green);
  box-shadow: 0 2px 8px rgba(31, 138, 112, 0.35);
}
.feature-body {
  padding: 24px 26px 28px;
}
.feature-body h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}
.feature-body p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.feature-arrow {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  margin-top: 14px;
  transition: gap 0.25s ease;
}
.feature-arrow:hover {
  gap: 10px;
}
.feature-card:hover .feature-arrow {
  gap: 10px;
}
.latest-section {
  padding: 96px 0;
  background: linear-gradient(180deg, var(--bg-page) 0%, var(--bg-alt) 100%);
}
.latest-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--deep-blue);
  text-align: center;
  margin-bottom: 8px;
}
.latest-desc {
  text-align: center;
  color: var(--text-sub);
  font-size: 15px;
  margin-bottom: 48px;
}
.latest-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 28px;
  align-items: start;
}
.headline-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow 0.3s;
}
.headline-card:hover {
  box-shadow: var(--shadow-hover);
}
.headline-card .headline-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.headline-card .headline-body {
  padding: 24px;
}
.headline-card .headline-cat {
  display: inline-block;
  background: var(--green-light);
  color: var(--green);
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}
.headline-card .headline-body h3 {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text-main);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.headline-card .headline-body h3 a:hover {
  color: var(--primary);
}
.headline-card .headline-body p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.headline-card .headline-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}
.list-stack {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.list-row-card {
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: var(--shadow-card);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 88px;
  max-height: 96px;
  transition: box-shadow 0.3s, transform 0.2s;
}
.list-row-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateX(3px);
}
.list-row-main {
  flex: 1;
  min-width: 0;
}
.list-row-main .row-cat {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  background: rgba(59, 111, 145, 0.08);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  margin-bottom: 4px;
}
.list-row-main h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 2px;
}
.list-row-main h4 a:hover {
  color: var(--primary);
}
.list-row-main .row-excerpt {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.list-row-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  flex-shrink: 0;
}
.list-row-meta .row-time {
  font-size: 12px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}
.list-row-meta .row-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s;
}
.list-row-meta .row-link:hover {
  gap: 8px;
  color: var(--primary-dark);
}
.empty-state {
  text-align: center;
  padding: 56px 24px;
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}
.empty-state .empty-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  color: var(--text-muted);
}
.empty-state .empty-icon svg {
  width: 30px;
  height: 30px;
}
.empty-state .empty-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}
.empty-state .empty-sub {
  font-size: 14px;
  color: var(--text-sub);
}
.cta-section {
  background: var(--deep-blue);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 460px;
  height: 460px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cpath d='M60 10 L65 30 L85 25 L75 42 L95 52 L75 62 L85 80 L65 70 L60 90 L55 70 L35 80 L45 62 L25 52 L45 42 L35 25 L55 30 Z' fill='rgba(255,255,255,0.04)'/%3E%3Cline x1='60' y1='10' x2='60' y2='90' stroke='rgba(255,255,255,0.03)' stroke-width='1'/%3E%3Cline x1='25' y1='52' x2='95' y2='52' stroke='rgba(255,255,255,0.03)' stroke-width='1'/%3E%3C/svg%3E");
  background-size: 120px 120px;
  opacity: 0.6;
}
.cta-wrapper {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 56px;
  align-items: center;
}
.cta-left h2 {
  font-size: 30px;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 28px;
}
.cta-perks {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 8px;
}
.perk-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.perk-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}
.perk-icon svg {
  width: 20px;
  height: 20px;
  fill: #fff;
}
.perk-text h4 {
  font-size: 17px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 3px;
}
.perk-text p {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
}
.cta-form-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}
.cta-form-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}
.cta-form-card .form-tip {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 24px;
}
.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0 14px;
  font-size: 14px;
  color: var(--text-main);
  background: #F8FAFC;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group textarea {
  height: 90px;
  padding: 12px 14px;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 111, 145, 0.12);
}
.submit-btn {
  width: 100%;
  height: 48px;
  background: var(--amber);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-md);
  transition: background 0.2s, transform 0.15s;
  cursor: pointer;
}
.submit-btn:hover {
  background: var(--amber-hover);
  transform: translateY(-1px);
}
.submit-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.form-footnote {
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 14px;
}
.faq-section {
  padding: 96px 0;
  background: var(--bg-page);
}
.faq-card {
  max-width: 780px;
  margin: 0 auto;
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 12px 32px;
}
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item:last-child {
  border-bottom: none;
}
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  cursor: pointer;
  padding: 22px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  transition: color 0.2s;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary:hover {
  color: var(--primary);
}
.faq-item summary .faq-toggle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform 0.3s ease, background 0.2s;
}
.faq-item[open] summary .faq-toggle {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
}
.faq-item summary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 8px;
}
.faq-item .faq-answer {
  padding: 0 0 22px;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.8;
}
.faq-item .faq-answer p {
  margin-bottom: 10px;
}
.faq-item .faq-answer p:last-child {
  margin-bottom: 0;
}
.site-footer {
  background: var(--deep-blue);
  padding: 60px 0 0;
  color: rgba(255,255,255,0.8);
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
}
.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.footer-brand .footer-logo .footer-logo-text {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
}
.footer-brand .footer-logo .footer-badge {
  background: var(--amber);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}
.footer-brand .footer-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-bottom: 16px;
}
.footer-brand .footer-icp {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
}
.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col ul li a {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  transition: color 0.2s, padding-left 0.2s;
}
.footer-col ul li a:hover {
  color: var(--amber);
  padding-left: 4px;
}
.footer-col ul li {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 24px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.45);
}
.footer-bottom a {
  color: rgba(255,255,255,0.55);
}
.footer-bottom a:hover {
  color: var(--amber);
}
.footer-bottom .footer-star {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-bottom .footer-star::before {
  content: "✦";
  color: var(--amber);
  font-size: 12px;
}
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-preview-card {
    max-width: 420px;
  }
  .latest-layout {
    grid-template-columns: 1fr;
  }
  .cta-wrapper {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  .top-bar {
    height: 64px;
    padding: 0 16px;
  }
  .brand-logo {
    font-size: 20px;
  }
  .brand-badge {
    display: none;
  }
  .top-search {
    display: none;
  }
  .channel-nav .channel-list {
    padding: 0 16px;
  }
  .channel-link {
    font-size: 13px;
    padding: 6px 14px;
  }
  .countdown-bar {
    height: 52px;
  }
  .countdown-label {
    display: none;
  }
  .countdown-inner {
    padding: 0 16px;
  }
  .countdown-timer .cd-num {
    font-size: 20px;
    min-width: 38px;
    height: 32px;
  }
  .countdown-timer .cd-label {
    font-size: 11px;
  }
  .countdown-btn {
    font-size: 12px;
    padding: 7px 14px;
  }
  .hero-section {
    padding: 48px 0;
  }
  .hero-content {
    padding: 0 16px;
  }
  .hero-text h1 {
    font-size: 29px;
  }
  .hero-text .hero-sub {
    font-size: 15px;
  }
  .hero-actions {
    gap: 16px;
  }
  .hero-cta-primary {
    height: 46px;
    font-size: 15px;
    padding: 0 24px;
  }
  .section {
    padding: 56px 0;
  }
  .feature-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .section-head {
    margin-bottom: 32px;
  }
  .section-head h2 {
    font-size: 26px;
  }
  .latest-section {
    padding: 56px 0;
  }
  .latest-title {
    font-size: 26px;
  }
  .list-row-card {
    padding: 14px 16px;
    min-height: 84px;
  }
  .list-row-meta {
    display: none;
  }
  .cta-section {
    padding: 56px 0;
  }
  .cta-form-card {
    padding: 24px;
  }
  .faq-section {
    padding: 56px 0;
  }
  .faq-card {
    padding: 8px 20px;
  }
  .faq-item summary {
    font-size: 15px;
    padding: 18px 0;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 0 16px 32px;
  }
  .container-page {
    padding: 0 16px;
  }
  .countdown-timer .cd-sep {
    display: none;
  }
  .countdown-timer .cd-item {
    gap: 0;
  }
}
@media (max-width: 520px) {
  .brand-logo .brand-icon {
    width: 32px;
    height: 32px;
  }
  .brand-logo {
    font-size: 18px;
  }
  .cta-btn-sm {
    padding: 8px 14px;
    font-size: 13px;
  }
  .countdown-timer .cd-num {
    font-size: 18px;
    min-width: 34px;
    height: 30px;
  }
  .countdown-timer .cd-label {
    font-size: 10px;
  }
  .hero-text h1 {
    font-size: 27px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .feature-body {
    padding: 20px;
  }
  .headline-card .headline-body {
    padding: 18px;
  }
}

/* roulang page: article */
:root {
  --bg: #F5F7FA;
  --bg-alt: #EAF0F4;
  --card: #FFFFFF;
  --primary: #3B6F91;
  --primary-dark: #315F7D;
  --primary-deep: #153F58;
  --accent: #E5A83B;
  --accent-hover: #CE9228;
  --accent-light: #FFF4E0;
  --success: #1F8A70;
  --success-light: #E7F5F1;
  --text: #22303E;
  --text-secondary: #567385;
  --text-muted: #8FA1AF;
  --border: #E1E8EE;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 8px;
  --shadow: 0 10px 30px rgba(35, 68, 90, 0.08);
  --shadow-hover: 0 18px 44px rgba(35, 68, 90, 0.14);
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  cursor: pointer;
  font-family: inherit;
}
input,
select,
textarea {
  font-family: inherit;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(35, 68, 90, 0.08);
}
.top-bar {
  height: 72px;
  background: var(--card);
  border-top: 4px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.brand-area {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.5px;
}
.brand-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, #FFF4E0, #E5A83B);
  border-radius: 10px;
}
.brand-icon svg {
  width: 22px;
  height: 22px;
  fill: #fff;
}
.brand-badge {
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 999px;
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.top-search {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 12px;
  height: 40px;
  flex: 1;
  max-width: 360px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.top-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 111, 145, 0.15);
}
.top-search input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--text);
}
.top-search input::placeholder {
  color: var(--text-muted);
}
.search-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
}
.cta-btn-sm {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 0 20px;
  height: 40px;
  border-radius: 10px;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  flex-shrink: 0;
}
.cta-btn-sm:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(206, 146, 40, 0.3);
}
.cta-btn-sm:active {
  transform: translateY(0);
}
.cta-btn-sm:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.channel-nav {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.channel-list {
  display: flex;
  gap: 4px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.channel-list::-webkit-scrollbar {
  display: none;
}
.channel-link {
  display: inline-flex;
  align-items: center;
  height: 44px;
  padding: 0 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 999px;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
}
.channel-link:hover {
  background: var(--bg-alt);
  color: var(--text);
}
.channel-link.active {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
}
.channel-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.countdown-bar {
  background: var(--primary-deep);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  height: 56px;
  display: flex;
  align-items: center;
}
.countdown-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 16px;
}
.countdown-label {
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 1px;
  font-variant-numeric: tabular-nums;
}
.countdown-timer {
  display: flex;
  align-items: center;
  gap: 6px;
}
.cd-item {
  display: flex;
  align-items: center;
  gap: 4px;
}
.cd-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  color: #fff;
  font-size: 26px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  padding: 0 6px;
}
.cd-label {
  color: rgba(255, 255, 255, 0.55);
  font-size: 12px;
}
.cd-sep {
  color: rgba(255, 255, 255, 0.4);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
}
.countdown-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 0 18px;
  height: 36px;
  border-radius: 8px;
  transition: background 0.2s, transform 0.2s;
  white-space: nowrap;
}
.countdown-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}
.countdown-btn:active {
  transform: translateY(0);
}
.countdown-btn:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

/* ---------- Article Hero ---------- */
.article-hero {
  position: relative;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 72px 0 56px;
}
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(245, 247, 250, 0.88) 100%);
}
.article-hero .container {
  position: relative;
  z-index: 1;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.breadcrumb a {
  color: var(--primary);
  transition: color 0.2s;
}
.breadcrumb a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}
.crumb-sep {
  color: var(--text-muted);
  font-size: 12px;
}
.crumb-current {
  color: var(--text-secondary);
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.article-hero h1 {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text);
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}
.article-meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 24px;
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.meta-item svg {
  width: 14px;
  height: 14px;
  color: var(--text-muted);
}
.meta-cat-tag {
  display: inline-block;
  background: var(--success-light);
  color: var(--success);
  font-size: 12px;
  font-weight: 600;
  padding: 2px 12px;
  border-radius: 999px;
}
.article-summary-card {
  background: var(--accent-light);
  border: 1px solid rgba(229, 168, 59, 0.25);
  border-left: 4px solid var(--accent);
  border-radius: 10px;
  padding: 20px 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- Article Main ---------- */
.article-main-section {
  padding: 64px 0 80px;
  background: var(--bg);
}
.article-layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 48px;
  align-items: start;
}
.article-content-wrap {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px 44px;
}
.article-body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
}
.article-body p {
  margin-bottom: 20px;
  font-size: 16px;
  line-height: 1.9;
}
.article-body h2 {
  font-size: 26px;
  font-weight: 700;
  margin-top: 40px;
  margin-bottom: 18px;
  padding-left: 16px;
  border-left: 4px solid var(--primary);
  color: var(--text);
  line-height: 1.3;
}
.article-body h3 {
  font-size: 20px;
  font-weight: 700;
  margin-top: 28px;
  margin-bottom: 14px;
  color: var(--text);
}
.article-body h4 {
  font-size: 17px;
  font-weight: 700;
  margin-top: 22px;
  margin-bottom: 10px;
  color: var(--text);
}
.article-body blockquote {
  background: var(--bg-alt);
  border-left: 4px solid var(--primary);
  padding: 18px 22px;
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
  margin: 28px 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-secondary);
}
.article-body blockquote p {
  margin-bottom: 8px;
}
.article-body blockquote p:last-child {
  margin-bottom: 0;
}
.article-body img {
  width: 100%;
  border-radius: 12px;
  margin: 28px 0 8px;
}
.article-body figcaption,
.article-body .wp-caption-text,
.article-body .img-caption {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
  padding-top: 6px;
}
.article-body ul,
.article-body ol {
  margin: 8px 0 22px;
  padding-left: 28px;
}
.article-body ul {
  list-style: disc;
}
.article-body ol {
  list-style: decimal;
}
.article-body li {
  margin-bottom: 8px;
  padding-left: 4px;
}
.article-body a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s;
}
.article-body a:hover {
  color: var(--primary-dark);
  text-decoration-color: var(--accent);
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}
.article-body th,
.article-body td {
  border: 1px solid var(--border);
  padding: 10px 14px;
  text-align: left;
}
.article-body th {
  background: var(--bg-alt);
  font-weight: 600;
}
.article-body code {
  background: var(--bg-alt);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 14px;
  font-family: "SF Mono", "Consolas", monospace;
}
.article-body pre {
  background: var(--primary-deep);
  color: #e8f0f5;
  padding: 20px;
  border-radius: 10px;
  overflow-x: auto;
  margin: 24px 0;
}
.article-body pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}
.article-body hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 36px 0;
}
.article-empty {
  text-align: center;
  padding: 80px 24px;
}
.article-empty .empty-icon {
  width: 80px;
  height: 80px;
  background: var(--bg-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  color: var(--text-muted);
}
.article-empty h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}
.article-empty p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

/* ---------- Article Bottom Actions ---------- */
.article-bottom-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--card);
  color: var(--primary);
  border: 1.5px solid var(--primary);
  font-size: 14px;
  font-weight: 600;
  padding: 0 24px;
  height: 44px;
  border-radius: 10px;
  transition: background 0.2s, color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(59, 111, 145, 0.25);
}
.btn-outline:active {
  transform: translateY(0);
}
.btn-outline:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: #fff;
  border: 1.5px solid var(--primary);
  font-size: 14px;
  font-weight: 600;
  padding: 0 24px;
  height: 44px;
  border-radius: 10px;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(59, 111, 145, 0.3);
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-primary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Sidebar ---------- */
.article-sidebar {
  position: sticky;
  top: 140px;
}
.sidebar-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}
.sidebar-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--bg-alt);
  position: relative;
}
.sidebar-card h3::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--accent);
}
.related-item {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--bg-alt);
  transition: background 0.2s;
  border-radius: 8px;
}
.related-item:last-child {
  border-bottom: none;
}
.related-item:hover {
  background: var(--bg);
  padding-left: 8px;
}
.related-item img {
  width: 72px;
  height: 56px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}
.related-item-info {
  flex: 1;
  min-width: 0;
}
.related-item-info h4 {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 4px;
}
.related-item-info h4:hover {
  color: var(--primary);
}
.related-item-info span {
  font-size: 12px;
  color: var(--text-muted);
}
.sidebar-cta {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--bg-alt);
  text-align: center;
}
.sidebar-cta .btn-primary {
  width: 100%;
  margin-bottom: 8px;
}
.sidebar-cta p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---------- CTA ---------- */
.article-cta {
  background: var(--primary-deep);
  padding: 56px 0;
  position: relative;
  overflow: hidden;
}
.article-cta::before {
  content: '';
  position: absolute;
  right: -40px;
  top: -40px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(229, 168, 59, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}
.article-cta .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.cta-text h3 {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.cta-text p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 0 36px;
  height: 52px;
  border-radius: 10px;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  white-space: nowrap;
}
.cta-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(206, 146, 40, 0.35);
}
.cta-btn:active {
  transform: translateY(0);
}
.cta-btn:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--primary-deep);
  color: rgba(255, 255, 255, 0.65);
  padding: 56px 0 24px;
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.footer-logo-text {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
}
.footer-badge {
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 999px;
}
.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 12px;
}
.footer-icp {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.35);
}
.footer-col h4 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}
.footer-col ul {
  list-style: none;
}
.footer-col ul li {
  margin-bottom: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.6;
}
.footer-col ul li a {
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.2s, padding-left 0.2s;
}
.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-col ul li a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.footer-bottom a {
  color: rgba(255, 255, 255, 0.4);
  transition: color 0.2s;
}
.footer-bottom a:hover {
  color: rgba(255, 255, 255, 0.7);
}
.footer-bottom a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}
.footer-star {
  color: var(--accent);
  margin-right: 6px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .article-layout-grid {
    grid-template-columns: 1fr;
  }
  .article-sidebar {
    position: static;
  }
  .sidebar-card {
    margin-top: 0;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  .top-bar {
    height: 64px;
    padding: 0 16px;
    gap: 10px;
  }
  .brand-logo {
    font-size: 18px;
  }
  .brand-icon {
    width: 32px;
    height: 32px;
  }
  .brand-badge {
    font-size: 11px;
    padding: 2px 8px;
  }
  .top-search {
    max-width: 160px;
  }
  .cta-btn-sm {
    padding: 0 14px;
    font-size: 13px;
    height: 36px;
  }
  .channel-list {
    padding: 0 16px;
  }
  .channel-link {
    height: 42px;
    padding: 0 14px;
    font-size: 14px;
  }
  .countdown-label {
    display: none;
  }
  .countdown-bar {
    height: 50px;
  }
  .countdown-inner {
    padding: 0 16px;
  }
  .cd-num {
    min-width: 30px;
    height: 32px;
    font-size: 20px;
  }
  .cd-label {
    font-size: 11px;
  }
  .cd-sep {
    font-size: 16px;
  }
  .countdown-btn {
    height: 34px;
    padding: 0 14px;
    font-size: 13px;
  }
  .article-hero {
    padding: 48px 0 40px;
  }
  .article-hero h1 {
    font-size: 28px;
  }
  .article-meta-row {
    gap: 8px 16px;
    font-size: 13px;
  }
  .article-summary-card {
    padding: 16px 18px;
    font-size: 14px;
  }
  .article-main-section {
    padding: 40px 0 56px;
  }
  .article-content-wrap {
    padding: 24px 20px;
    border-radius: 12px;
  }
  .article-body {
    font-size: 15px;
  }
  .article-body h2 {
    font-size: 22px;
  }
  .article-body h3 {
    font-size: 18px;
  }
  .article-bottom-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .article-bottom-actions .btn-outline,
  .article-bottom-actions .btn-primary {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .article-cta .container {
    flex-direction: column;
    text-align: center;
  }
  .cta-text h3 {
    font-size: 22px;
  }
  .cta-btn {
    width: 100%;
    max-width: 320px;
  }
}
@media (max-width: 520px) {
  .top-search {
    display: none;
  }
  .brand-logo {
    font-size: 17px;
    gap: 6px;
  }
  .article-hero h1 {
    font-size: 24px;
  }
  .breadcrumb {
    font-size: 12px;
  }
  .article-content-wrap {
    padding: 20px 16px;
  }
}

/* roulang page: category1 */
:root {
  --bg: #F5F7FA;
  --bg-alt: #EAF0F4;
  --card: #FFFFFF;
  --primary: #3B6F91;
  --primary-hover: #315F7D;
  --deep: #153F58;
  --amber: #E5A83B;
  --amber-hover: #CE9228;
  --amber-soft: #FFF4E0;
  --jade: #1F8A70;
  --jade-soft: #E7F5F1;
  --text-main: #22303E;
  --text-sub: #567385;
  --text-muted: #8FA1AF;
  --border: #E1E8EE;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-pill: 999px;
  --shadow-card: 0 10px 30px rgba(35, 68, 90, 0.08);
  --shadow-hover: 0 18px 44px rgba(35, 68, 90, 0.14);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  background: var(--bg);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
input, select, textarea, button { font-family: inherit; }

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

/* ===== Header ===== */
.site-header .top-bar {
  position: relative;
  height: 72px;
  background: #fff;
  border-top: 4px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  box-shadow: 0 2px 12px rgba(21, 63, 88, 0.06);
  z-index: 20;
}
.brand-area { display: flex; align-items: center; gap: 10px; }
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 800;
  color: var(--deep);
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.brand-icon svg { width: 28px; height: 28px; fill: var(--amber); }
.brand-badge {
  background: var(--amber);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}
.top-search {
  flex: 1;
  max-width: 360px;
  display: flex;
  align-items: center;
  background: #F5F7FA;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0 12px;
  margin: 0 24px;
  transition: border-color .2s, box-shadow .2s;
}
.top-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 111, 145, 0.15);
}
.top-search input {
  flex: 1;
  height: 40px;
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-main);
}
.search-btn {
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--text-sub);
  cursor: pointer;
  border-radius: 50%;
  transition: all .2s;
}
.search-btn:hover { color: var(--primary); background: var(--bg-alt); }
.cta-btn-sm {
  background: var(--amber);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  height: 40px;
  padding: 0 20px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  transition: all .2s;
}
.cta-btn-sm:hover { background: var(--amber-hover); transform: translateY(-1px); box-shadow: 0 6px 16px rgba(229, 168, 59, 0.3); }

.channel-nav {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.channel-list {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 8px;
  height: 48px;
  align-items: center;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.channel-list::-webkit-scrollbar { display: none; }
.channel-link {
  display: inline-flex;
  align-items: center;
  padding: 0 18px;
  height: 32px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-sub);
  white-space: nowrap;
  transition: all .2s;
}
.channel-link:hover { background: var(--bg-alt); color: var(--primary); }
.channel-link.active {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
}

.countdown-bar {
  background: var(--deep);
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 24px;
}
.countdown-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
}
.countdown-label {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  white-space: nowrap;
}
.countdown-timer { display: flex; align-items: center; gap: 8px; }
.cd-item {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4px 10px;
  min-width: 52px;
}
.cd-num {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.cd-label {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.2;
}
.cd-sep { color: rgba(255, 255, 255, 0.4); font-size: 20px; font-weight: 700; }
.countdown-btn {
  margin-left: auto;
  background: var(--amber);
  color: #fff;
  height: 36px;
  padding: 0 20px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  transition: all .2s;
}
.countdown-btn:hover { background: var(--amber-hover); transform: translateY(-1px); box-shadow: 0 6px 16px rgba(229, 168, 59, 0.3); }

/* ===== Page Head ===== */
.page-head {
  padding: 64px 0 48px;
  background: linear-gradient(180deg, #FFFFFF, var(--bg));
}
.head-badge {
  display: inline-block;
  background: var(--amber-soft);
  color: var(--amber-hover);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}
.page-head h1 {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--deep);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.head-sub {
  font-size: 16px;
  color: var(--text-sub);
  max-width: 680px;
  line-height: 1.8;
}

/* ===== Steps ===== */
.steps-section {
  padding: 32px 0 96px;
}
.section-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--deep);
  margin-bottom: 12px;
  line-height: 1.3;
}
.section-desc {
  font-size: 15px;
  color: var(--text-sub);
  margin-bottom: 56px;
  max-width: 640px;
  line-height: 1.8;
}
.step-row {
  position: relative;
  display: flex;
  gap: 48px;
  margin-bottom: 48px;
}
.step-row:last-child { margin-bottom: 0; }
.step-line {
  position: absolute;
  left: 56px;
  top: 0;
  bottom: -48px;
  width: 0;
  border-left: 2px dashed #d5dde5;
  z-index: 0;
}
.step-row:last-child .step-line { display: none; }
.step-number {
  flex: 0 0 112px;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 1;
  position: relative;
}
.step-num-badge {
  width: 88px;
  height: 88px;
  background: var(--amber-soft);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 800;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
  box-shadow: 0 8px 24px rgba(229, 168, 59, 0.2);
  border: 1px solid rgba(229, 168, 59, 0.25);
}
.step-card {
  flex: 1;
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  padding: 32px;
  transition: all .3s;
  z-index: 1;
  position: relative;
}
.step-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.step-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--deep);
  margin-bottom: 12px;
}
.step-card p {
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 12px;
}
.step-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--jade-soft);
  color: var(--jade);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}

/* ===== Guide Cards ===== */
.guide-cards {
  padding: 0 0 96px;
}
.guide-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.guide-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  min-height: 200px;
  transition: all .3s;
}
.guide-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.guide-card .guide-img {
  flex: 0 0 45%;
  overflow: hidden;
}
.guide-card .guide-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s;
}
.guide-card:hover .guide-img img { transform: scale(1.05); }
.guide-body {
  flex: 1;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.guide-body h4 {
  font-size: 20px;
  font-weight: 700;
  color: var(--deep);
  margin-bottom: 10px;
}
.guide-body p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}
.guide-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
  transition: gap .2s;
}
.guide-btn:hover { gap: 10px; color: var(--primary-hover); }

/* ===== FAQ ===== */
.faq-section {
  background: var(--bg-alt);
  padding: 80px 0;
}
.faq-wrap { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0 24px;
  margin-bottom: 16px;
  transition: box-shadow .2s;
}
.faq-item:hover { box-shadow: var(--shadow-card); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  list-style: none;
  outline: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 6px;
}
.faq-icon {
  flex: 0 0 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  transition: all .25s;
}
.faq-item[open] summary .faq-icon {
  background: var(--primary);
  color: #fff;
  transform: rotate(45deg);
}
.faq-answer {
  padding: 0 0 20px;
  color: var(--text-sub);
  font-size: 14px;
  line-height: 1.8;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* ===== CTA ===== */
.cta-strip {
  background: var(--deep);
  border-radius: var(--radius-lg);
  padding: 40px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-strip::before {
  content: '';
  position: absolute;
  top: -30px;
  right: -30px;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(229, 168, 59, 0.3), transparent 70%);
  border-radius: 50%;
}
.cta-strip h3 {
  color: #fff;
  font-size: 24px;
  font-weight: 800;
}
.cta-strip p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  margin-top: 6px;
}
.cta-strip a {
  background: var(--amber);
  color: #fff;
  padding: 12px 32px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
  transition: all .2s;
}
.cta-strip a:hover { background: var(--amber-hover); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(229, 168, 59, 0.35); }

/* ===== Footer ===== */
.site-footer {
  background: var(--deep);
  padding: 64px 24px 20px;
  color: rgba(255, 255, 255, 0.75);
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
}
.footer-logo { display: flex; align-items: center; gap: 10px; }
.footer-logo-text { font-size: 20px; font-weight: 800; color: #fff; }
.footer-badge {
  background: var(--amber);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}
.footer-desc {
  font-size: 14px;
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
}
.footer-icp {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 12px;
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; }
.footer-col li {
  font-size: 14px;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
}
.footer-col a { color: rgba(255, 255, 255, 0.65); transition: color .2s; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  max-width: 1200px;
  margin: 48px auto 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 20px;
  text-align: center;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
}
.footer-star { color: var(--amber); margin-right: 6px; }
.footer-bottom a { color: rgba(255, 255, 255, 0.7); }
.footer-bottom a:hover { color: #fff; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .step-row { gap: 32px; }
  .step-number { flex: 0 0 88px; }
  .step-num-badge { width: 72px; height: 72px; font-size: 26px; border-radius: 20px; }
  .step-line { left: 44px; }
}

@media (max-width: 768px) {
  .top-bar { padding: 0 16px; }
  .top-search { display: none; }
  .countdown-label { display: none; }
  .countdown-inner { justify-content: space-between; }
  .container { padding: 0 16px; }
  .page-head { padding: 40px 0 32px; }
  .page-head h1 { font-size: 30px; }
  .head-sub { font-size: 15px; }
  .section-title { font-size: 26px; }
  .section-desc { font-size: 14px; margin-bottom: 40px; }
  .steps-section { padding: 16px 0 56px; }
  .step-row { flex-direction: column; gap: 16px; margin-bottom: 40px; }
  .step-number { flex-direction: row; justify-content: flex-start; gap: 16px; }
  .step-num-badge { width: 64px; height: 64px; font-size: 24px; border-radius: 18px; }
  .step-line { display: none; }
  .step-card { padding: 24px; }
  .guide-grid { grid-template-columns: 1fr; }
  .guide-card { flex-direction: column; }
  .guide-card .guide-img { flex: none; height: 180px; }
  .guide-body { padding: 20px; }
  .guide-body h4 { font-size: 18px; }
  .faq-section { padding: 56px 0; }
  .cta-strip { flex-direction: column; padding: 32px 24px; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .countdown-bar { padding: 0 16px; height: 52px; }
  .cd-item { min-width: 44px; padding: 3px 8px; }
  .cd-num { font-size: 18px; }
  .cd-sep { font-size: 16px; }
  .countdown-btn { padding: 0 14px; height: 32px; font-size: 13px; }
  .channel-nav { padding: 0 8px; }
  .channel-link { padding: 0 14px; }
}

@media (max-width: 520px) {
  .brand-logo { font-size: 18px; }
  .brand-badge { display: none; }
  .cta-btn-sm { padding: 0 14px; font-size: 13px; }
  .page-head h1 { font-size: 26px; }
  .step-card h3 { font-size: 18px; }
  .step-card p { font-size: 14px; }
  .footer-bottom { font-size: 13px; }
}

/* roulang page: category2 */
:root {
            --bg: #F5F7FA;
            --bg-alt: #EAF0F4;
            --card: #FFFFFF;
            --primary: #3B6F91;
            --primary-dark: #315F7D;
            --primary-deeper: #153F58;
            --accent: #E5A83B;
            --accent-dark: #CE9228;
            --accent-light: #FFF4E0;
            --green: #1F8A70;
            --green-light: #E7F5F1;
            --text: #22303E;
            --text-secondary: #567385;
            --text-muted: #8FA1AF;
            --border: #E1E8EE;
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 10px 30px rgba(35, 68, 90, 0.08);
            --shadow-hover: 0 18px 44px rgba(35, 68, 90, 0.14);
            --font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 14px;
        }
        ul {
            list-style: none;
        }

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

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            box-shadow: 0 4px 20px rgba(35, 68, 90, 0.06);
            border-top: 4px solid var(--primary);
        }
        .top-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            gap: 24px;
        }
        .brand-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary-deeper);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-icon {
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--accent-light);
            border-radius: 8px;
        }
        .brand-icon svg {
            width: 24px;
            height: 24px;
        }
        .brand-icon svg path {
            fill: var(--accent);
        }
        .brand-icon svg circle {
            fill: var(--primary-deeper);
        }
        .brand-badge {
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .top-search {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: 999px;
            padding: 0 8px 0 16px;
            height: 40px;
            width: 320px;
            border: 1px solid var(--border);
            transition: border-color 0.2s, box-shadow 0.2s;
        }
        .top-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(59, 111, 145, 0.15);
        }
        .top-search input {
            border: none;
            outline: none;
            background: transparent;
            flex: 1;
            font-size: 14px;
            color: var(--text);
        }
        .top-search input::placeholder {
            color: var(--text-muted);
        }
        .search-btn {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            border: none;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-btn:hover {
            background: var(--primary-dark);
        }
        .cta-btn-sm {
            background: var(--accent);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: 10px;
            transition: all 0.2s;
            flex-shrink: 0;
        }
        .cta-btn-sm:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
        }
        .cta-btn-sm:focus-visible,
        .countdown-btn:focus-visible,
        .cta-strip-inner a:focus-visible,
        .search-btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .channel-nav {
            border-top: 1px solid var(--border);
            background: #fff;
        }
        .channel-list {
            display: flex;
            gap: 8px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 8px 24px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .channel-list::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all 0.2s;
        }
        .channel-link:hover {
            background: var(--bg-alt);
            color: var(--primary);
        }
        .channel-link.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        /* ===== 倒计时栏 ===== */
        .countdown-bar {
            background: var(--primary-deeper);
            height: 56px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .countdown-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            gap: 24px;
            width: 100%;
        }
        .countdown-label {
            color: #fff;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 1px;
            white-space: nowrap;
        }
        .countdown-timer {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
        }
        .cd-item {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .cd-num {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
            font-size: 24px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 6px;
            min-width: 44px;
            text-align: center;
            font-variant-numeric: tabular-nums;
        }
        .cd-label {
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
        }
        .cd-sep {
            color: rgba(255, 255, 255, 0.4);
            font-size: 18px;
            font-weight: 600;
        }
        .countdown-btn {
            background: var(--accent);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 8px 18px;
            border-radius: 8px;
            margin-left: 16px;
            transition: all 0.2s;
            white-space: nowrap;
        }
        .countdown-btn:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
        }

        /* ===== 分类页 Hero ===== */
        .cate-hero {
            background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(245, 247, 250, 0.88)),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 64px 0 56px;
            border-bottom: 1px solid var(--border);
        }
        .cate-hero-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }
        .cate-hero h1 {
            font-size: 40px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.25;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }
        .cate-hero p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
        }

        /* ===== 产品行 ===== */
        .product-section {
            padding: 80px 0;
        }
        .product-section-intro {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .product-row {
            display: flex;
            align-items: center;
            background: var(--card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            margin-bottom: 80px;
            transition: box-shadow 0.3s ease;
        }
        .product-row:last-child {
            margin-bottom: 0;
        }
        .product-row:hover {
            box-shadow: var(--shadow-hover);
        }
        .product-media {
            flex: 0 0 55%;
            min-height: 320px;
            overflow: hidden;
            position: relative;
        }
        .product-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .product-row:hover .product-media img {
            transform: scale(1.04);
        }
        .product-info {
            flex: 1;
            padding: 48px 52px;
        }
        .product-tag {
            display: inline-block;
            background: var(--green-light);
            color: var(--green);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 16px;
        }
        .product-info h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            line-height: 1.4;
        }
        .product-info p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .product-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .product-badges span {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 6px 14px;
            font-size: 12px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* 偶数行：右图左文 */
        .product-row:nth-child(even) .product-media {
            order: 2;
        }
        .product-row:nth-child(even) .product-info {
            order: 1;
        }

        /* ===== 适用场景 ===== */
        .scenario-section {
            padding: 80px 0;
            background: var(--bg-alt);
        }
        .scenario-section .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }
        .scenario-section .section-heading h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }
        .scenario-section .section-heading p {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto;
        }
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .scenario-card {
            background: var(--card);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }
        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .scenario-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 20px;
            font-weight: 700;
            color: var(--accent-dark);
        }
        .scenario-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text);
        }
        .scenario-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 80px 0;
        }
        .faq-section .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }
        .faq-section .section-heading h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text);
        }
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card);
            border-radius: 12px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            overflow: hidden;
        }
        .faq-item summary {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background 0.2s;
            color: var(--text);
        }
        .faq-item summary:hover {
            background: var(--bg);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 24px;
            color: var(--primary);
            transition: transform 0.3s;
            font-weight: 400;
            line-height: 1;
            margin-left: 12px;
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }
        .faq-item p {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            border-top: 1px solid var(--border);
            padding-top: 16px;
            margin-top: 0;
        }
        .faq-item summary:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: -2px;
            border-radius: 12px;
        }

        /* ===== CTA 条 ===== */
        .cta-strip {
            background: var(--primary-deeper);
            padding: 36px 0;
        }
        .cta-strip-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-strip-inner span {
            color: #fff;
            font-size: 20px;
            font-weight: 600;
        }
        .cta-strip-inner a {
            background: var(--accent);
            color: #fff;
            padding: 12px 32px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 15px;
            transition: all 0.2s;
        }
        .cta-strip-inner a:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-deeper);
            color: rgba(255, 255, 255, 0.8);
            padding-top: 64px;
        }
        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .footer-logo-text {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
        }
        .footer-badge {
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            padding: 3px 12px;
            border-radius: 999px;
            font-weight: 600;
        }
        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 16px;
            max-width: 260px;
        }
        .footer-icp {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col li {
            font-size: 14px;
            margin-bottom: 10px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.6;
        }
        .footer-col a {
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s;
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-star {
            margin-right: 6px;
            color: var(--accent);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.4);
            transition: color 0.2s;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .top-search {
                width: 220px;
            }
            .product-info {
                padding: 32px;
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .top-bar {
                height: 64px;
                padding: 0 16px;
                gap: 12px;
            }
            .brand-logo {
                font-size: 18px;
            }
            .brand-icon {
                width: 28px;
                height: 28px;
            }
            .brand-icon svg {
                width: 20px;
                height: 20px;
            }
            .brand-badge {
                display: none;
            }
            .top-search {
                width: 160px;
            }
            .cta-btn-sm {
                padding: 8px 16px;
                font-size: 13px;
            }
            .countdown-bar {
                height: 48px;
            }
            .countdown-label {
                display: none;
            }
            .countdown-inner {
                padding: 0 16px;
                gap: 10px;
            }
            .cd-num {
                min-width: 34px;
                font-size: 18px;
                padding: 3px 8px;
            }
            .cd-label {
                font-size: 11px;
            }
            .countdown-btn {
                padding: 6px 14px;
                font-size: 12px;
                margin-left: 6px;
            }
            .cate-hero {
                padding: 48px 0 40px;
            }
            .cate-hero h1 {
                font-size: 28px;
            }
            .cate-hero p {
                font-size: 14px;
            }
            .product-section {
                padding: 56px 0;
            }
            .product-section-intro {
                margin-bottom: 32px;
                font-size: 14px;
            }
            .product-row {
                flex-direction: column;
                margin-bottom: 40px;
            }
            .product-media {
                flex: 0 0 auto;
                width: 100%;
                min-height: 220px;
            }
            .product-info {
                padding: 24px;
            }
            .product-row:nth-child(even) .product-media {
                order: 0;
            }
            .product-row:nth-child(even) .product-info {
                order: 1;
            }
            .scenario-section {
                padding: 56px 0;
            }
            .scenario-section .section-heading h2 {
                font-size: 26px;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .faq-section {
                padding: 56px 0;
            }
            .faq-section .section-heading h2 {
                font-size: 26px;
            }
            .faq-wrap {
                padding: 0 8px;
            }
            .cta-strip {
                padding: 24px 0;
            }
            .cta-strip-inner {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-bottom: 32px;
            }
            .site-footer {
                padding-top: 48px;
            }
        }
        @media (max-width: 520px) {
            .brand-icon {
                display: none;
            }
            .top-search {
                width: 130px;
            }
            .top-search input {
                font-size: 12px;
            }
            .cta-btn-sm {
                padding: 6px 12px;
                font-size: 12px;
            }
            .cd-num {
                min-width: 28px;
                font-size: 15px;
                padding: 2px 6px;
            }
            .cd-sep {
                font-size: 14px;
            }
            .cd-label {
                font-size: 10px;
            }
            .countdown-btn {
                padding: 5px 10px;
                font-size: 11px;
            }
            .cate-hero h1 {
                font-size: 24px;
            }
            .product-info h2 {
                font-size: 20px;
            }
            .product-badges span {
                font-size: 11px;
                padding: 4px 10px;
            }
        }

/* roulang page: category3 */
:root {
  --bg: #F5F7FA;
  --bg-alt: #EAF0F4;
  --card: #FFFFFF;
  --primary: #3B6F91;
  --primary-hover: #315F7D;
  --primary-dark: #153F58;
  --accent: #E5A83B;
  --accent-hover: #CE9228;
  --accent-bg: #FFF4E0;
  --green: #1F8A70;
  --green-bg: #E7F5F1;
  --text: #22303E;
  --text-sub: #567385;
  --text-muted: #8FA1AF;
  --border: #E1E8EE;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-pill: 999px;
  --shadow: 0 10px 30px rgba(35, 68, 90, 0.08);
  --shadow-hover: 0 18px 44px rgba(35, 68, 90, 0.14);
  --font-sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== 双层导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  box-shadow: 0 4px 20px rgba(21, 63, 88, 0.06);
}
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 72px;
  padding: 0 24px;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}
.top-bar::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary);
}
.brand-area {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 800;
  color: var(--primary-dark);
  letter-spacing: 0.5px;
}
.brand-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.brand-icon svg { width: 28px; height: 28px; fill: var(--accent); }
.brand-badge {
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}
.top-search {
  flex: 1;
  max-width: 380px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0 8px 0 16px;
  height: 40px;
  transition: border-color .2s, box-shadow .2s;
}
.top-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 111, 145, 0.15);
}
.top-search input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 14px;
  color: var(--text);
  outline: none;
  height: 100%;
}
.top-search input::placeholder { color: var(--text-muted); }
.search-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .2s;
}
.search-btn:hover { background: var(--primary-hover); }
.search-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.cta-btn-sm {
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  transition: background .2s, transform .2s;
  box-shadow: 0 4px 12px rgba(229, 168, 59, 0.3);
}
.cta-btn-sm:hover { background: var(--accent-hover); transform: translateY(-1px); }
.cta-btn-sm:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.channel-nav {
  background: #fff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.channel-list {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.channel-list::-webkit-scrollbar { display: none; }
.channel-link {
  display: inline-block;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-sub);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  transition: background .2s, color .2s;
}
.channel-link:hover { background: var(--bg-alt); color: var(--text); }
.channel-link.active {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
}
.countdown-bar {
  background: var(--primary-dark);
  height: 52px;
  display: flex;
  align-items: center;
}
.countdown-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
}
.countdown-label {
  color: rgba(255,255,255,0.85);
  font-size: 13px;
  letter-spacing: 1px;
  white-space: nowrap;
}
.countdown-timer {
  display: flex;
  align-items: center;
  gap: 6px;
  font-variant-numeric: tabular-nums;
}
.cd-item { display: flex; align-items: center; gap: 4px; }
.cd-num {
  background: rgba(255,255,255,0.14);
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 8px;
  min-width: 48px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}
.cd-label { color: rgba(255,255,255,0.7); font-size: 12px; }
.cd-sep { color: rgba(255,255,255,0.4); font-size: 20px; font-weight: 300; }
.countdown-btn {
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 18px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  transition: background .2s, transform .2s;
}
.countdown-btn:hover { background: var(--accent-hover); transform: translateY(-1px); }
.countdown-btn:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

/* ===== 页面头图 ===== */
.page-hero {
  position: relative;
  padding: 64px 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.94), rgba(245,247,250,0.88)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border-bottom: 1px solid var(--border);
}
.page-hero .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}
.hero-kicker {
  display: inline-block;
  background: var(--accent-bg);
  color: var(--accent-hover);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}
.page-hero h1 {
  font-size: 40px;
  line-height: 1.25;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 16px;
  max-width: 660px;
}
.hero-sub {
  font-size: 16px;
  color: var(--text-sub);
  line-height: 1.8;
  max-width: 540px;
}
.hero-decoration {
  width: 220px;
  height: 220px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  flex-shrink: 0;
  display: none;
}
.hero-decoration img { width: 100%; height: 100%; object-fit: cover; }

@media (min-width: 992px) {
  .hero-decoration { display: block; }
}

/* ===== 数据一览 ===== */
.stat-section { padding: 56px 0 0; }
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s;
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.stat-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.stat-unit {
  font-size: 18px;
  font-weight: 600;
  color: var(--accent);
  margin-left: 2px;
}
.stat-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 8px;
}

/* ===== 资讯列表 ===== */
.news-section { padding: 64px 0; }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
}
.section-head h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  position: relative;
  padding-left: 16px;
}
.section-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  background: var(--primary);
  border-radius: 2px;
}
.section-head p { font-size: 15px; color: var(--text-muted); }
.news-list { display: flex; flex-direction: column; gap: 20px; }
.news-row {
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  box-shadow: var(--shadow);
  border: 1px solid transparent;
  transition: box-shadow .25s, transform .25s, border-color .25s;
  min-height: 112px;
}
.news-row:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  border-color: var(--primary);
}
.news-thumb {
  width: 120px;
  height: 80px;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--bg-alt);
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s;
}
.news-row:hover .news-thumb img { transform: scale(1.05); }
.news-info {
  flex: 1;
  min-width: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px 16px;
}
.news-tag {
  display: inline-flex;
  align-items: center;
  background: var(--green-bg);
  color: var(--green);
  font-size: 12px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  grid-row: span 2;
}
.news-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
  transition: color .2s;
}
.news-row:hover .news-title { color: var(--primary); }
.news-excerpt {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-muted);
  font-size: 13px;
  white-space: nowrap;
  align-self: flex-end;
}
.news-arrow {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  border-radius: 50%;
  color: var(--primary);
  font-size: 16px;
  transition: background .2s, transform .2s, color .2s;
  align-self: flex-end;
}
.news-row:hover .news-arrow {
  background: var(--primary);
  color: #fff;
  transform: translateX(4px);
}

/* ===== 分页 ===== */
.pagination-section { padding: 16px 0 64px; }
.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.page-btn {
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--card);
  color: var(--text-sub);
  font-size: 14px;
  transition: border-color .2s, color .2s;
}
.page-btn:hover { border-color: var(--primary); color: var(--primary); }
.page-btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.page-num {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text-sub);
  font-size: 14px;
  font-weight: 500;
  transition: border-color .2s, color .2s;
}
.page-num:hover { border-color: var(--primary); color: var(--primary); }
.page-num.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}

/* ===== CTA 条 ===== */
.cta-banner {
  background: var(--primary-dark);
  padding: 48px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  top: -60%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(229,168,59,0.14) 0%, transparent 60%);
  pointer-events: none;
}
.cta-banner::after {
  content: "";
  position: absolute;
  bottom: -70%;
  right: -10%;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(31,138,112,0.18) 0%, transparent 60%);
  pointer-events: none;
}
.cta-banner .container { position: relative; z-index: 1; }
.cta-banner h2 {
  color: #fff;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
}
.cta-banner p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 24px;
  font-size: 15px;
}
.btn-accent {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  padding: 12px 32px;
  border-radius: var(--radius-md);
  transition: background .2s, transform .2s, box-shadow .2s;
  box-shadow: 0 6px 20px rgba(229, 168, 59, 0.3);
}
.btn-accent:hover { background: var(--accent-hover); transform: translateY(-2px); }
.btn-accent:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

/* ===== FAQ ===== */
.faq-section { padding: 64px 0; }
.faq-header { text-align: center; margin-bottom: 40px; }
.faq-header h2 { font-size: 28px; font-weight: 700; color: var(--text); }
.faq-header p { color: var(--text-muted); margin-top: 8px; font-size: 15px; }
.faq-list {
  background: var(--card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 8px 32px;
}
.faq-item { border-bottom: 1px solid var(--border); padding: 20px 0; }
.faq-item:last-child { border-bottom: none; }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  transition: color .2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--primary); }
.faq-item summary:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 6px; }
.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  position: relative;
  transition: transform .3s;
}
.faq-icon::before, .faq-icon::after {
  content: "";
  position: absolute;
  background: var(--primary);
  border-radius: 2px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.faq-icon::before { width: 2px; height: 14px; }
.faq-icon::after { width: 14px; height: 2px; }
.faq-item[open] .faq-icon { transform: rotate(45deg); }
.faq-answer {
  padding-top: 12px;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.8);
  padding: 56px 0 24px;
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 40px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.footer-logo-text {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
}
.footer-badge {
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
}
.footer-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  margin-bottom: 12px;
}
.footer-icp { font-size: 12px; color: rgba(255,255,255,0.4); }
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col li { font-size: 14px; color: rgba(255,255,255,0.7); line-height: 1.7; }
.footer-col a { color: rgba(255,255,255,0.7); transition: color .2s; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  max-width: 1200px;
  margin: 40px auto 0;
  padding: 20px 24px 0;
  border-top: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}
.footer-star { color: var(--accent); }
.footer-bottom a { color: rgba(255,255,255,0.5); transition: color .2s; }
.footer-bottom a:hover { color: #fff; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .page-hero h1 { font-size: 34px; }
  .hero-decoration { display: none; }
}
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .top-bar { padding: 0 16px; height: 64px; }
  .top-search { display: none; }
  .cta-btn-sm { font-size: 13px; padding: 7px 16px; }
  .brand-logo { font-size: 19px; }
  .brand-badge { font-size: 11px; padding: 2px 10px; }
  .channel-list { padding: 0 16px; gap: 0; height: 48px; }
  .channel-link {
    padding: 10px 12px;
    border-radius: 0;
    height: 48px;
    display: flex;
    align-items: center;
  }
  .channel-link.active {
    background: transparent;
    color: var(--text);
    font-weight: 700;
    border-bottom: 3px solid var(--primary);
  }
  .countdown-bar { height: 48px; }
  .countdown-inner { padding: 0 16px; }
  .countdown-label { display: none; }
  .cd-num { font-size: 18px; padding: 2px 8px; min-width: 40px; }
  .countdown-btn { font-size: 12px; padding: 6px 14px; }
  .page-hero { padding: 40px 0; }
  .page-hero h1 { font-size: 28px; }
  .page-hero .container { flex-direction: column; align-items: flex-start; gap: 24px; }
  .hero-sub { font-size: 15px; }
  .stat-section { padding: 40px 0 0; }
  .stat-grid { gap: 16px; }
  .stat-card { padding: 20px 16px; }
  .stat-num { font-size: 28px; }
  .news-section { padding: 48px 0; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 8px; margin-bottom: 28px; }
  .section-head h2 { font-size: 24px; }
  .news-row { padding: 12px; gap: 14px; min-height: 0; align-items: flex-start; }
  .news-thumb { width: 88px; height: 72px; }
  .news-info { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; }
  .news-title { font-size: 15px; -webkit-line-clamp: 2; }
  .news-excerpt {
    -webkit-line-clamp: 1;
    font-size: 13px;
    color: var(--text-muted);
  }
  .news-meta {
    flex-direction: row;
    justify-content: space-between;
    width: 100%;
    align-self: auto;
    font-size: 12px;
  }
  .news-arrow { width: 24px; height: 24px; font-size: 14px; }
  .pagination-section { padding: 8px 0 48px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .faq-section { padding: 48px 0; }
  .faq-list { padding: 8px 20px; }
  .faq-item summary { font-size: 15px; }
  .cta-banner { padding: 40px 0; }
  .cta-banner h2 { font-size: 24px; }
}