/* roulang page: index */
:root {
  --brand-primary: #0f172a;
  --brand-accent: #f59e0b;
  --brand-accent-hover: #d97706;
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --bg-dark: #0b1120;
  --text-main: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  --border-light: #e2e8f0;
  --radius-md: 0.75rem;
  --radius-lg: 1.25rem;
  --radius-xl: 2rem;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 40px rgba(0,0,0,0.12);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-body);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 16px;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3rem;
}

.section-head .overline {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-accent);
  background: rgba(245, 158, 11, 0.12);
  padding: 0.3rem 1rem;
  border-radius: 9999px;
  margin-bottom: 1rem;
}

.section-head h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.section-head p {
  color: var(--text-muted);
  margin-top: 1rem;
  font-size: 1.05rem;
}

/* ===== Dock Navigation ===== */
.dock-wrap {
  position: fixed;
  top: 1rem;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  padding: 0 1rem;
  pointer-events: none;
}

.dock {
  pointer-events: auto;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(226, 232, 240, 0.7);
  border-radius: 9999px;
  padding: 0.5rem 0.75rem;
  box-shadow: var(--shadow-md);
  max-width: 100%;
  transition: box-shadow var(--transition);
}

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

.dock-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  border-radius: 9999px;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--brand-primary);
  white-space: nowrap;
}

.dock-logo i {
  color: var(--brand-accent);
  font-size: 1.15rem;
}

.dock-logo:hover {
  background: rgba(241, 245, 249, 0.8);
}

.dock-nav {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  margin: 0 0.3rem;
}

.dock-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-body);
  white-space: nowrap;
  transition: all var(--transition);
}

.dock-nav a i {
  font-size: 0.8rem;
  opacity: 0.7;
}

.dock-nav a:hover {
  background: rgba(241, 245, 249, 0.9);
  color: var(--text-main);
}

.dock-nav a.active {
  background: var(--brand-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.25);
}

.dock-cta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1.2rem;
  border-radius: 9999px;
  background: var(--brand-accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  transition: all var(--transition);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
  margin-left: 0.3rem;
}

.dock-cta:hover {
  background: var(--brand-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.45);
}

.dock-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(241, 245, 249, 0.9);
  border: none;
  cursor: pointer;
  font-size: 1rem;
  color: var(--text-main);
  transition: background var(--transition);
  margin-left: 0.25rem;
}

.dock-toggle:hover {
  background: rgba(226, 232, 240, 1);
}

/* 移动端导航面板 */
.mobile-menu {
  display: none;
  position: fixed;
  top: 5rem;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 2rem);
  max-width: 520px;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 99;
  padding: 1rem;
  border: 1px solid var(--border-light);
}

.mobile-menu.open {
  display: block;
  animation: menuIn 0.25s ease-out;
}

@keyframes menuIn {
  from { opacity: 0; transform: translateX(-50%) translateY(-8px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.mobile-menu a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  color: var(--text-body);
  transition: background var(--transition);
}

.mobile-menu a:hover {
  background: rgba(241, 245, 249, 0.9);
}

.mobile-menu a.active {
  background: var(--brand-primary);
  color: #fff;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: url('/assets/images/backpic/back-1.png') no-repeat center center / cover;
  padding-top: 8rem;
  padding-bottom: 5rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11, 17, 32, 0.92) 0%, rgba(15, 23, 42, 0.75) 45%, rgba(15, 23, 42, 0.35) 100%);
}

.hero::after {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.28) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(245, 158, 11, 0.18);
  border: 1px solid rgba(245, 158, 11, 0.35);
  color: #fbbf24;
  padding: 0.4rem 1.1rem;
  border-radius: 9999px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.15;
  color: #fff;
  letter-spacing: -0.03em;
  margin-bottom: 1.2rem;
}

.hero h1 span {
  color: #fbbf24;
  background: linear-gradient(120deg, #fbbf24, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.12rem;
  color: rgba(226, 232, 240, 0.9);
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 2.2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  outline: none;
}

.btn-primary {
  background: var(--brand-accent);
  color: #fff;
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.35);
}

.btn-primary:hover {
  background: var(--brand-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(245, 158, 11, 0.45);
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(4px);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  transform: translateY(-2px);
}

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

.btn-dark:hover {
  background: #1e293b;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}

.hero-stat .num i {
  color: #fbbf24;
  font-size: 1.2rem;
  margin-right: 0.3rem;
}

.hero-stat .label {
  font-size: 0.85rem;
  color: rgba(203, 213, 225, 0.8);
  margin-top: 0.2rem;
}

/* ===== Feature Cards ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 2.2rem 2rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(245, 158, 11, 0.4);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.2rem;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.06));
  color: var(--brand-accent);
}

.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--text-main);
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.93rem;
  line-height: 1.65;
}

/* ===== Category Cards ===== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  border: 1px solid var(--border-light);
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.category-card .cover {
  height: 200px;
  overflow: hidden;
  position: relative;
}

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

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

.category-card .cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(15, 23, 42, 0.4));
}

.category-card .body {
  padding: 1.6rem 1.6rem 1.8rem;
}

.category-card .body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.category-card .body p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.7rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
  background: rgba(245, 158, 11, 0.1);
  color: #92400e;
}

.tag-blue {
  background: rgba(37, 99, 235, 0.1);
  color: #1d4ed8;
}

.tag-green {
  background: rgba(5, 150, 105, 0.1);
  color: #047857;
}

/* ===== Info Section ===== */
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 2.5rem;
  align-items: start;
}

.featured-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--bg-card);
}

.featured-card img {
  height: 280px;
  width: 100%;
  object-fit: cover;
}

.featured-card .content {
  padding: 1.8rem;
}

.featured-card .content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0.8rem 0 0.5rem;
}

.featured-card .content p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.news-list {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  padding: 1.8rem 2rem;
}

.news-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.news-list-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

.news-list-header a {
  font-size: 0.85rem;
  color: var(--brand-accent);
  font-weight: 600;
}

.news-item {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--border-light);
}

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

.news-item .meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.3rem;
}

.news-item h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  transition: color var(--transition);
}

.news-item h4:hover {
  color: var(--brand-accent);
}

.news-item p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.5;
  margin: 0.3rem 0 0.4rem;
}

.news-item time {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.empty-text {
  padding: 2rem 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ===== Stats ===== */
.stats-section {
  background: var(--bg-dark);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #f59e0b, #fbbf24, #f59e0b);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stat-card {
  text-align: center;
  padding: 2rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.stat-card:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-4px);
}

.stat-card .icon {
  font-size: 2rem;
  color: #fbbf24;
  margin-bottom: 0.8rem;
}

.stat-card .num {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.2;
}

.stat-card .label {
  font-size: 0.86rem;
  color: rgba(203, 213, 225, 0.8);
  margin-top: 0.4rem;
}

/* ===== Steps ===== */
.steps-section {
  background: #fff;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, #e2e8f0, #f59e0b, #e2e8f0);
}

.step-item {
  text-align: center;
  position: relative;
}

.step-num {
  width: 72px;
  height: 72px;
  margin: 0 auto 1.2rem;
  border-radius: 50%;
  background: var(--brand-primary);
  color: #fff;
  font-size: 1.5rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 6px #fff, 0 8px 20px rgba(15, 23, 42, 0.15);
}

.step-item:nth-child(2) .step-num {
  background: var(--brand-accent);
}

.step-item:nth-child(3) .step-num {
  background: #0e7490;
}

.step-item:nth-child(4) .step-num {
  background: #7c3aed;
}

.step-item h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.step-item p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

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

.faq-list {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 0.9rem;
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.faq-item.open {
  box-shadow: var(--shadow-md);
  border-color: rgba(245, 158, 11, 0.35);
}

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 1.5rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-main);
  transition: background var(--transition);
}

.faq-q:hover {
  background: rgba(241, 245, 249, 0.5);
}

.faq-q .icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.1);
  color: var(--brand-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition);
}

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

.faq-a {
  display: none;
  padding: 0 1.5rem 1.3rem;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
  border-top: 1px solid var(--border-light);
}

.faq-item.open .faq-a {
  display: block;
  padding-top: 1.1rem;
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  background: url('/assets/images/backpic/back-2.png') no-repeat center center / cover;
  padding: 6rem 0;
  text-align: center;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11, 17, 32, 0.94), rgba(15, 23, 42, 0.8));
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 1rem;
}

.cta-content p {
  color: rgba(226, 232, 240, 0.9);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark);
  color: #94a3b8;
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}

.footer-brand .logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-brand .logo i {
  color: var(--brand-accent);
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: #8391a3;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.2rem;
}

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

.footer-col ul li {
  margin-bottom: 0.6rem;
}

.footer-col ul li a {
  font-size: 0.9rem;
  color: #8391a3;
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: #fbbf24;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.7rem;
  font-size: 0.9rem;
}

.footer-contact li i {
  color: var(--brand-accent);
  width: 18px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.8rem;
  font-size: 0.85rem;
  color: #64748b;
}

.footer-bottom a {
  color: #94a3b8;
}

.footer-bottom a:hover {
  color: #fbbf24;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .section {
    padding: 4rem 0;
  }

  .feature-grid,
  .category-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.2rem;
  }

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

  .featured-card img {
    height: 240px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem 1.5rem;
  }

  .steps-grid::before {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .section {
    padding: 3rem 0;
  }

  .dock {
    padding: 0.4rem 0.5rem;
  }

  .dock-logo {
    padding: 0.3rem 0.6rem;
    font-size: 0.95rem;
  }

  .dock-logo i {
    font-size: 0.95rem;
  }

  .dock-nav {
    display: none;
  }

  .dock-toggle {
    display: flex;
  }

  .dock-cta {
    display: none;
  }

  .dock-cta.mobile-show {
    display: inline-flex;
    padding: 0.4rem 0.9rem;
    font-size: 0.82rem;
  }

  .mobile-menu .dock-cta {
    display: inline-flex;
    width: 100%;
    justify-content: center;
    margin-top: 0.5rem;
  }

  .hero {
    min-height: auto;
    padding-top: 7rem;
    padding-bottom: 4rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero-desc {
    font-size: 1rem;
  }

  .hero-stats {
    gap: 1.5rem;
    margin-top: 2.5rem;
  }

  .feature-grid,
  .category-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .section-head {
    margin-bottom: 2rem;
  }

  .section-head h2 {
    font-size: 1.6rem;
  }

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

  .cta-section {
    padding: 4rem 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.8rem;
  }

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

@media (max-width: 520px) {
  .dock-wrap {
    top: 0.6rem;
  }

  .dock-logo {
    font-size: 0.88rem;
  }

  .dock-cta.mobile-show {
    display: none;
  }

  .hero-stat .num {
    font-size: 1.4rem;
  }

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

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

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

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

  .btn {
    padding: 0.7rem 1.4rem;
  }
}

/* 通用交互状态 */
.btn:focus-visible,
.dock-cta:focus-visible,
.dock-nav a:focus-visible,
.nav-link:focus-visible {
  outline: 3px solid rgba(245, 158, 11, 0.5);
  outline-offset: 2px;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--brand-accent);
  transition: gap var(--transition);
}

.card-link:hover {
  gap: 0.6rem;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light), transparent);
  margin: 2rem 0;
}

/* roulang page: category1 */
*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.7;
            color: #1e293b;
            background-color: #f6f7f9;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .2s ease;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        input {
            font-family: inherit;
        }
        .container {
            width: min(1180px, 92%);
            margin: 0 auto;
        }

        /* 浮动Dock导航 */
        .dock {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: min(1180px, 94%);
            padding: 10px 18px;
            background: rgba(255, 255, 255, 0.86);
            -webkit-backdrop-filter: blur(16px);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(226, 232, 240, 0.85);
            border-radius: 22px;
            box-shadow: 0 8px 32px rgba(15, 30, 45, 0.10);
            transition: box-shadow .3s ease;
        }
        .dock:hover {
            box-shadow: 0 12px 40px rgba(15, 30, 45, 0.14);
        }
        .dock-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.12rem;
            color: #0f1e2d;
            letter-spacing: .3px;
            white-space: nowrap;
        }
        .dock-logo i {
            color: #d4a54f;
            font-size: 1.3rem;
        }
        .dock-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .dock-nav a {
            padding: 8px 16px;
            border-radius: 12px;
            font-size: .92rem;
            font-weight: 500;
            color: #475569;
            transition: all .22s ease;
        }
        .dock-nav a:hover {
            background: rgba(15, 30, 45, 0.06);
            color: #0f1e2d;
        }
        .dock-nav a.active {
            background: #0f1e2d;
            color: #fff;
            box-shadow: 0 4px 14px rgba(15, 30, 45, 0.22);
        }
        .dock-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            border-radius: 12px;
            background: linear-gradient(135deg, #d4a54f, #b8903e);
            color: #0f1e2d;
            font-size: .9rem;
            font-weight: 700;
            box-shadow: 0 4px 14px rgba(212, 165, 79, 0.35);
            transition: all .25s ease;
        }
        .dock-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(212, 165, 79, 0.45);
            color: #0f1e2d;
        }
        .dock-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            align-items: center;
            justify-content: center;
            font-size: 1.15rem;
            color: #0f1e2d;
            background: rgba(15, 30, 45, 0.06);
            transition: background .2s ease;
        }
        .dock-toggle:hover {
            background: rgba(15, 30, 45, 0.1);
        }

        @media (max-width: 900px) {
            .dock {
                flex-wrap: nowrap;
            }
            .dock-nav {
                display: none;
                position: absolute;
                top: calc(100% + 10px);
                left: 0;
                right: 0;
                background: #fff;
                border-radius: 16px;
                flex-direction: column;
                padding: 12px;
                gap: 6px;
                box-shadow: 0 16px 40px rgba(15, 30, 45, 0.14);
            }
            .dock-nav.open {
                display: flex;
            }
            .dock-nav a {
                width: 100%;
                text-align: center;
                padding: 12px;
            }
            .dock-cta {
                display: none;
            }
            .dock-toggle {
                display: flex;
            }
        }
        @media (max-width: 520px) {
            .dock {
                padding: 8px 12px;
                top: 10px;
            }
            .dock-logo {
                font-size: .98rem;
            }
            .dock-logo i {
                font-size: 1.1rem;
            }
        }

        /* Hero */
        .hero {
            position: relative;
            background: linear-gradient(135deg, rgba(15, 30, 45, 0.88), rgba(15, 30, 45, 0.72)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 150px 0 90px;
            color: #fff;
            margin-bottom: 80px;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, #f6f7f9, transparent);
            pointer-events: none;
        }
        .hero .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 165, 79, 0.18);
            border: 1px solid rgba(212, 165, 79, 0.4);
            color: #e6c37a;
            font-size: .85rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 20px;
        }
        .hero h1 {
            font-size: clamp(1.9rem, 4.5vw, 3.2rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: .5px;
            margin-bottom: 18px;
        }
        .hero p {
            font-size: 1.05rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin-bottom: 30px;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 30px;
            border-radius: 14px;
            background: linear-gradient(135deg, #d4a54f, #b8903e);
            color: #0f1e2d;
            font-weight: 700;
            font-size: .95rem;
            box-shadow: 0 6px 22px rgba(212, 165, 79, 0.4);
            transition: all .25s ease;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(212, 165, 79, 0.5);
            color: #0f1e2d;
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 30px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-weight: 600;
            font-size: .95rem;
            transition: all .25s ease;
            -webkit-backdrop-filter: blur(6px);
            backdrop-filter: blur(6px);
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.18);
            border-color: rgba(255, 255, 255, 0.4);
            transform: translateY(-3px);
        }
        .hero-card {
            background: rgba(255, 255, 255, 0.96);
            border-radius: 20px;
            padding: 14px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
            transform: rotate(1deg);
            transition: transform .35s ease;
        }
        .hero-card:hover {
            transform: rotate(0deg) scale(1.02);
        }
        .hero-card img {
            border-radius: 14px;
            width: 100%;
            height: 260px;
            object-fit: cover;
        }
        .hero-card-caption {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 6px 4px;
        }
        .hero-card-caption span {
            font-size: .82rem;
            font-weight: 600;
            color: #0f1e2d;
        }
        .hero-card-caption i {
            color: #d4a54f;
        }

        /* 通用板块 */
        .section {
            padding: 60px 0;
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 48px;
        }
        .section-tag {
            display: inline-block;
            font-size: .8rem;
            font-weight: 700;
            letter-spacing: 1.5px;
            color: #b8903e;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-head h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            color: #0f1e2d;
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-head p {
            color: #64748b;
            font-size: .98rem;
            line-height: 1.7;
        }

        /* 卡片 */
        .card {
            background: #fff;
            border-radius: 18px;
            padding: 32px 26px;
            box-shadow: 0 4px 24px rgba(15, 30, 45, 0.06);
            border: 1px solid rgba(226, 232, 240, 0.6);
            transition: all .3s ease;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: 0 14px 40px rgba(15, 30, 45, 0.1);
        }
        .card-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 18px;
            background: linear-gradient(135deg, rgba(212, 165, 79, 0.15), rgba(212, 165, 79, 0.07));
            color: #b8903e;
        }
        .card h3 {
            font-size: 1.12rem;
            font-weight: 700;
            color: #0f1e2d;
            margin-bottom: 10px;
        }
        .card p {
            font-size: .92rem;
            color: #64748b;
            line-height: 1.75;
        }
        .card .badge {
            display: inline-block;
            font-size: .75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 30px;
            margin-top: 14px;
            background: #f1f5f9;
            color: #475569;
        }
        .badge-accent {
            background: rgba(212, 165, 79, 0.14) !important;
            color: #b8903e !important;
        }

        /* 流程步骤 */
        .step-item {
            position: relative;
            text-align: center;
            padding: 32px 20px;
            background: #fff;
            border-radius: 18px;
            box-shadow: 0 4px 20px rgba(15, 30, 45, 0.05);
            border: 1px solid rgba(226, 232, 240, 0.6);
            transition: all .3s ease;
            height: 100%;
        }
        .step-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 32px rgba(15, 30, 45, 0.1);
        }
        .step-num {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: #0f1e2d;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            box-shadow: 0 4px 12px rgba(15, 30, 45, 0.2);
        }
        .step-item h3 {
            font-size: 1rem;
            font-weight: 700;
            color: #0f1e2d;
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: .87rem;
            color: #64748b;
            line-height: 1.7;
        }
        .step-arrow {
            position: absolute;
            top: 50%;
            right: -28px;
            transform: translateY(-50%);
            font-size: 1.3rem;
            color: #d4a54f;
            z-index: 2;
        }

        /* 内容文章卡片 */
        .article-card {
            display: flex;
            flex-direction: column;
            background: #fff;
            border-radius: 18px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(15, 30, 45, 0.05);
            border: 1px solid rgba(226, 232, 240, 0.6);
            transition: all .3s ease;
            height: 100%;
        }
        .article-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 14px 40px rgba(15, 30, 45, 0.1);
        }
        .article-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .article-card-body {
            padding: 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .article-card-body .tag {
            align-self: flex-start;
            font-size: .75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 30px;
            background: rgba(212, 165, 79, 0.12);
            color: #b8903e;
            margin-bottom: 10px;
        }
        .article-card-body h3 {
            font-size: 1rem;
            font-weight: 700;
            color: #0f1e2d;
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .article-card-body p {
            font-size: .88rem;
            color: #64748b;
            line-height: 1.65;
            flex: 1;
        }
        .article-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .88rem;
            font-weight: 600;
            color: #b8903e;
            margin-top: 14px;
            transition: gap .25s ease;
        }
        .article-link:hover {
            gap: 12px;
            color: #0f1e2d;
        }

        /* 统计区 */
        .stats-section {
            position: relative;
            background: linear-gradient(135deg, #0f1e2d 0%, #1b2d41 100%);
            border-radius: 24px;
            padding: 48px 40px;
            color: #fff;
            margin: 60px 0;
            overflow: hidden;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            right: -80px;
            top: -80px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(212, 165, 79, 0.12);
        }
        .stat-item {
            text-align: center;
            padding: 20px 10px;
            position: relative;
            z-index: 1;
        }
        .stat-item .num {
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            font-weight: 800;
            line-height: 1.2;
            background: linear-gradient(135deg, #e6c37a, #d4a54f);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .stat-item .label {
            font-size: .9rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 6px;
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: 16px;
            margin-bottom: 14px;
            box-shadow: 0 2px 14px rgba(15, 30, 45, 0.05);
            border: 1px solid rgba(226, 232, 240, 0.6);
            overflow: hidden;
            transition: box-shadow .3s ease;
        }
        .faq-item:hover {
            box-shadow: 0 6px 24px rgba(15, 30, 45, 0.08);
        }
        .faq-item summary {
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: .96rem;
            color: #0f1e2d;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            border-radius: 50%;
            background: rgba(212, 165, 79, 0.12);
            color: #b8903e;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .8rem;
            transition: transform .3s ease;
        }
        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 22px;
            color: #64748b;
            font-size: .92rem;
            line-height: 1.8;
            border-top: 1px dashed #e2e8f0;
            padding-top: 16px;
        }

        /* CTA */
        .cta-section {
            background: #fff;
            border-radius: 24px;
            padding: 60px 40px;
            text-align: center;
            box-shadow: 0 8px 40px rgba(15, 30, 45, 0.06);
            border: 1px solid rgba(226, 232, 240, 0.6);
            margin: 60px 0 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            left: -60px;
            bottom: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(212, 165, 79, 0.1);
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #0f1e2d;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: #64748b;
            max-width: 520px;
            margin: 0 auto 30px;
        }
        .cta-btns {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* 页脚 */
        .site-footer {
            background: #0f1e2d;
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 0;
            margin-top: 80px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 44px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .logo i {
            color: #d4a54f;
        }
        .footer-brand p {
            font-size: .9rem;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col h4 {
            color: #fff;
            font-size: .95rem;
            font-weight: 700;
            margin-bottom: 18px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul a {
            font-size: .88rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color .2s ease, padding-left .2s ease;
        }
        .footer-col ul a:hover {
            color: #e6c37a;
            padding-left: 6px;
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: .88rem;
            color: rgba(255, 255, 255, 0.65);
        }
        .footer-contact i {
            color: #d4a54f;
            width: 16px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding: 24px 0 28px;
            font-size: .82rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* 响应式 */
        @media (max-width: 900px) {
            .hero {
                padding: 130px 0 70px;
            }
            .hero .container {
                text-align: center;
            }
            .hero p {
                margin-left: auto;
                margin-right: auto;
            }
            .hero-btns {
                justify-content: center;
            }
            .hero .hero-card {
                margin-top: 30px;
                max-width: 420px;
                margin-left: auto;
                margin-right: auto;
            }
            .step-arrow {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 640px) {
            .section {
                padding: 40px 0;
            }
            .hero {
                padding: 120px 0 56px;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .hero p {
                font-size: .95rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .cta-section {
                padding: 40px 22px;
            }
            .stats-section {
                padding: 36px 20px;
            }
        }

/* roulang page: article */
:root {
    --primary: #b8860b;
    --primary-dark: #8b6914;
    --primary-light: #fcd34d;
    --secondary: #0f2e5c;
    --secondary-light: #1e3a8a;
    --accent: #f59e0b;
    --bg: #f7f5f0;
    --surface: #ffffff;
    --text: #1e293b;
    --text-light: #64748b;
    --border: #e2e8f0;
    --radius: 18px;
    --radius-sm: 10px;
    --shadow: 0 12px 40px rgba(15, 46, 92, 0.08);
    --shadow-hover: 0 18px 50px rgba(15, 46, 92, 0.14);
    --transition: all 0.3s ease;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
button { border: none; background: none; cursor: pointer; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.site-header {
    padding: 24px 0 0;
    position: absolute;
    top: 0; left: 0; right: 0;
    z-index: 50;
}
.dock {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 24px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 999px;
    padding: 12px 24px;
    box-shadow: 0 8px 32px rgba(15, 46, 92, 0.10);
}
.dock-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: var(--secondary);
    white-space: nowrap;
}
.dock-logo i { color: var(--primary); font-size: 24px; }
.dock-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}
.dock-nav a {
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-light);
    transition: var(--transition);
    white-space: nowrap;
}
.dock-nav a:hover { color: var(--secondary); background: rgba(184, 134, 11, 0.08); }
.dock-nav a.active {
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    box-shadow: 0 4px 14px rgba(184, 134, 11, 0.35);
}
.dock-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 999px;
    background: var(--secondary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
}
.dock-cta:hover { background: var(--secondary-light); transform: translateY(-1px); }
.dock-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--secondary);
    color: #fff;
    font-size: 18px;
    align-items: center;
    justify-content: center;
    margin-left: auto;
}

.article-hero {
    min-height: 420px;
    display: flex;
    align-items: flex-end;
    padding-top: 150px;
    padding-bottom: 48px;
    background-size: cover;
    background-position: center;
    position: relative;
    color: #fff;
}
.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 46, 92, 0.45) 0%, rgba(15, 46, 92, 0.30) 55%, rgba(15, 46, 92, 0.85) 100%);
}
.article-hero .container { position: relative; z-index: 2; }
.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 14px;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.8);
}
.breadcrumb a { color: rgba(255, 255, 255, 0.8); transition: var(--transition); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb i { font-size: 12px; }
.article-hero h1 {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.3;
    max-width: 920px;
    margin-bottom: 16px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
}
.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.article-section { padding: 60px 0; }
.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 40px;
    align-items: start;
}
.article-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 40px;
}
.article-cover {
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: 32px;
}
.article-cover img { width: 100%; height: 380px; object-fit: cover; }
.article-notice {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: rgba(184, 134, 11, 0.06);
    border: 1px solid rgba(184, 134, 11, 0.2);
    border-radius: 12px;
    padding: 16px 18px;
    font-size: 14px;
    color: #7a5b12;
    margin-bottom: 24px;
}
.article-body {
    font-size: 16px;
    line-height: 1.9;
    color: #334155;
}
.article-body h2 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--secondary);
}
.article-body h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 24px 0 12px;
    color: var(--secondary);
}
.article-body p { margin-bottom: 18px; }
.article-body ul { margin: 16px 0; padding-left: 20px; list-style: disc; }
.article-body li { margin-bottom: 8px; }
.article-body a { color: var(--primary-dark); border-bottom: 1px solid rgba(184, 134, 11, 0.4); }
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}
.tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(184, 134, 11, 0.08);
    color: var(--primary-dark);
    font-size: 13px;
    font-weight: 500;
}

.not-found {
    text-align: center;
    padding: 60px 24px;
}
.not-found i {
    font-size: 52px;
    color: var(--primary);
    margin-bottom: 16px;
}
.not-found h2 {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 8px;
    color: var(--secondary);
}
.not-found p { color: var(--text-light); margin-bottom: 28px; }
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(184, 134, 11, 0.3);
}

.article-side {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: sticky;
    top: 100px;
}
.side-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
}
.side-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 16px;
    padding-left: 12px;
    border-left: 4px solid var(--primary);
}
.side-card p { font-size: 14px; color: var(--text-light); }
.side-list { list-style: none; }
.side-list li { padding: 10px 0; border-bottom: 1px solid var(--border); }
.side-list li:last-child { border-bottom: none; }
.side-list a {
    font-size: 14px;
    color: var(--text);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}
.side-list a:hover { color: var(--primary); padding-left: 4px; }

.section-head {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 40px;
}
.section-head h2 {
    font-size: 32px;
    font-weight: 800;
    color: var(--secondary);
    margin-bottom: 8px;
}
.section-head p { font-size: 16px; color: var(--text-light); }

.news-section { padding: 60px 0; background: var(--surface); }
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.news-card {
    background: var(--bg);
    border-radius: var(--radius-sm);
    padding: 24px;
    border: 1px solid var(--border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
}
.news-cat {
    font-size: 12px;
    color: var(--primary-dark);
    background: rgba(184, 134, 11, 0.1);
    padding: 4px 12px;
    border-radius: 999px;
    align-self: flex-start;
}
.news-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin: 12px 0 8px;
    line-height: 1.5;
    color: var(--text);
}
.news-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}
.news-card .news-date {
    font-size: 13px;
    color: var(--text-light);
    margin-top: 12px;
    display: block;
}
.empty-text {
    text-align: center;
    padding: 40px 0;
    color: var(--text-light);
    font-size: 15px;
}

.cat-section { padding: 60px 0; }
.cat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.cat-card {
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: block;
}
.cat-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}
.cat-img { height: 180px; overflow: hidden; }
.cat-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.cat-card:hover .cat-img img { transform: scale(1.05); }
.cat-body { padding: 24px; }
.cat-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 8px;
}
.cat-body p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 16px;
    line-height: 1.7;
}
.cat-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}
.cat-card:hover .cat-link { gap: 10px; color: var(--primary-dark); }

.cta-section { padding: 20px 0 60px; }
.cta-panel {
    background: linear-gradient(135deg, var(--secondary), #0a1730);
    border-radius: var(--radius);
    padding: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.cta-panel::after {
    content: '';
    position: absolute;
    right: -40px;
    top: -40px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(184, 134, 11, 0.2);
}
.cta-panel > * { position: relative; z-index: 1; }
.cta-panel h2 { font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.cta-panel p { color: rgba(255, 255, 255, 0.8); font-size: 14px; }
.btn-light {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-weight: 600;
    transition: var(--transition);
}
.btn-light:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(184, 134, 11, 0.3);
}

.faq-section { padding: 60px 0; background: var(--surface); }
.faq-grid { max-width: 820px; margin: 0 auto; }
.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 20px 24px;
    margin-bottom: 16px;
    background: var(--bg);
    transition: var(--transition);
}
.faq-item[open] { box-shadow: var(--shadow); border-color: rgba(184, 134, 11, 0.3); }
.faq-item summary {
    font-size: 16px;
    font-weight: 600;
    color: var(--secondary);
    cursor: pointer;
    list-style: none;
    position: relative;
    padding-right: 30px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    color: var(--primary);
    transition: var(--transition);
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(180deg); }
.faq-item[open] summary { margin-bottom: 12px; }
.faq-item p { font-size: 14px; color: var(--text-light); line-height: 1.8; }

.site-footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}
.footer-brand .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}
.footer-brand .logo i { color: var(--primary); }
.footer-brand p { font-size: 14px; line-height: 1.8; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 14px; transition: var(--transition); }
.footer-col a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-contact li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    word-break: break-all;
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
}

@media (max-width: 1024px) {
    .article-layout { grid-template-columns: 1fr; }
    .article-side {
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
    }
    .side-card { flex: 1 1 240px; }
    .news-grid, .cat-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .dock {
        flex-wrap: wrap;
        border-radius: 22px;
        padding: 14px 18px;
        gap: 12px;
    }
    .dock-nav {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
        margin-top: 10px;
        margin-left: 0;
    }
    .dock-nav.open { display: flex; }
    .dock-toggle {
        display: flex;
        margin-left: auto;
    }
    .dock-cta { margin-left: auto; }
    .article-hero { min-height: 360px; padding-top: 130px; padding-bottom: 36px; }
    .article-hero h1 { font-size: 28px; }
    .article-card { padding: 24px; }
    .article-section, .news-section, .cat-section, .faq-section { padding: 40px 0; }
    .section-head h2 { font-size: 26px; }
    .news-grid, .cat-grid { grid-template-columns: 1fr; }
    .cta-panel { padding: 32px; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
    .dock-logo { font-size: 18px; }
    .dock-logo i { font-size: 20px; }
    .article-hero h1 { font-size: 24px; }
    .article-meta { flex-direction: column; gap: 8px; }
    .cat-img { height: 140px; }
    .cta-panel { padding: 24px; text-align: center; justify-content: center; }
    .article-cover img { height: 220px; }
    .article-body { font-size: 15px; }
}

/* roulang page: category2 */
:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --accent: #f59e0b;
    --bg: #f8fafc;
    --bg-white: #ffffff;
    --ink: #0f172a;
    --text: #334155;
    --text-soft: #64748b;
    --border: #e2e8f0;
    --radius: 16px;
    --radius-lg: 24px;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, .06);
    --shadow: 0 10px 40px rgba(15, 23, 42, .08);
    --shadow-lg: 0 20px 60px rgba(15, 23, 42, .12);
    --space: 96px;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

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

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

  button,
  input {
    font-family: inherit;
  }

  .container {
    width: min(1200px, 92%);
    margin-inline: auto;
  }

  /* ===== 浮动 Dock 导航 ===== */
  .dock {
    position: fixed;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 18px;
    width: min(1180px, 94%);
    padding: 12px 20px;
    background: rgba(255, 255, 255, .88);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid rgba(226, 232, 240, .8);
    border-radius: 999px;
    box-shadow: var(--shadow);
    transition: box-shadow .3s ease;
  }

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

  .dock-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.15rem;
    color: var(--ink);
    white-space: nowrap;
  }

  .dock-logo i {
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary), #7c3aed);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }

  .dock-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
  }

  .dock-nav a {
    padding: 8px 16px;
    border-radius: 999px;
    font-size: .92rem;
    font-weight: 500;
    color: var(--text-soft);
    transition: all .25s ease;
    white-space: nowrap;
  }

  .dock-nav a:hover {
    color: var(--primary);
    background: #eef2ff;
  }

  .dock-nav a.active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(79, 70, 229, .35);
  }

  .dock-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary), #7c3aed);
    color: #fff;
    font-size: .9rem;
    font-weight: 600;
    box-shadow: 0 6px 20px rgba(79, 70, 229, .35);
    transition: transform .2s, box-shadow .2s;
    white-space: nowrap;
  }

  .dock-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 26px rgba(79, 70, 229, .45);
  }

  .dock-toggle {
    display: none;
    background: none;
    border: 0;
    font-size: 1.3rem;
    color: var(--ink);
    cursor: pointer;
  }

  /* ===== 页面首屏 Banner ===== */
  .page-hero {
    position: relative;
    min-height: 62vh;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
  }

  .page-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(80deg, rgba(15, 23, 42, .92) 20%, rgba(79, 70, 229, .74) 55%, rgba(124, 58, 237, .52));
  }

  .page-hero .container {
    position: relative;
    z-index: 2;
    padding: 130px 0 60px;
  }

  .breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: .85rem;
    color: rgba(255, 255, 255, .75);
    margin-bottom: 18px;
  }

  .breadcrumb a {
    transition: color .2s;
  }

  .breadcrumb a:hover {
    color: #fff;
  }

  .breadcrumb i {
    font-size: .7rem;
    opacity: .6;
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, .15);
    border: 1px solid rgba(255, 255, 255, .25);
    color: #fff;
    padding: 8px 18px;
    border-radius: 999px;
    font-size: .85rem;
    font-weight: 500;
    backdrop-filter: blur(8px);
    margin-bottom: 20px;
  }

  .page-hero h1 {
    color: #fff;
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: -.02em;
    margin-bottom: 16px;
  }

  .page-hero p {
    color: rgba(255, 255, 255, .85);
    font-size: 1.15rem;
    max-width: 620px;
    margin-bottom: 28px;
  }

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

  .btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 30px;
    border-radius: 999px;
    font-weight: 600;
    font-size: .95rem;
    transition: all .25s ease;
    border: 0;
    cursor: pointer;
  }

  .btn-primary {
    background: #fff;
    color: var(--primary);
    box-shadow: 0 8px 30px rgba(15, 23, 42, .2);
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 36px rgba(15, 23, 42, .3);
  }

  .btn-ghost {
    background: rgba(255, 255, 255, .1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .3);
    backdrop-filter: blur(8px);
  }

  .btn-ghost:hover {
    background: rgba(255, 255, 255, .2);
  }

  /* ===== 通用板块 ===== */
  .section {
    padding: var(--space) 0;
  }

  .section-head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 48px;
  }

  .section-kicker {
    display: inline-block;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .12em;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: 10px;
  }

  .section-title {
    font-size: clamp(1.7rem, 3.4vw, 2.6rem);
    font-weight: 800;
    color: var(--ink);
    line-height: 1.25;
    letter-spacing: -.01em;
  }

  .section-desc {
    margin-top: 12px;
    color: var(--text-soft);
    font-size: 1rem;
  }

  /* ===== 功能卡片 ===== */
  .feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .feature-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 26px;
    transition: all .3s ease;
    position: relative;
    overflow: hidden;
  }

  .feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), #7c3aed);
    opacity: 0;
    transition: opacity .3s;
  }

  .feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
  }

  .feature-card:hover::before {
    opacity: 1;
  }

  .feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: #eef2ff;
    color: var(--primary);
    font-size: 1.35rem;
    margin-bottom: 20px;
    transition: all .3s;
  }

  .feature-card:hover .feature-icon {
    background: var(--primary);
    color: #fff;
    transform: scale(1.05);
  }

  .feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 10px;
  }

  .feature-card p {
    font-size: .92rem;
    color: var(--text-soft);
    line-height: 1.65;
  }

  .feature-tag {
    display: inline-block;
    margin-top: 16px;
    font-size: .75rem;
    font-weight: 600;
    color: var(--primary);
    background: #eef2ff;
    padding: 4px 12px;
    border-radius: 999px;
  }

  /* ===== 图文介绍 ===== */
  .feature-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
  }

  .feature-split + .feature-split {
    margin-top: 56px;
  }

  .feature-split.reverse .feature-split-image {
    order: 2;
  }

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

  .feature-split-image img {
    width: 100%;
    height: 100%;
    min-height: 320px;
    object-fit: cover;
    transition: transform .5s ease;
  }

  .feature-split-image:hover img {
    transform: scale(1.04);
  }

  .feature-split-content h3 {
    font-size: 1.55rem;
    font-weight: 800;
    color: var(--ink);
    margin-bottom: 14px;
    line-height: 1.35;
  }

  .feature-split-content p {
    color: var(--text-soft);
    margin-bottom: 18px;
    font-size: 1rem;
    line-height: 1.8;
  }

  .check-list {
    list-style: none;
    display: grid;
    gap: 14px;
  }

  .check-list li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    color: var(--text);
    font-size: .95rem;
  }

  .check-list li i {
    color: #10b981;
    margin-top: 4px;
    font-size: .9rem;
  }

  /* ===== 数据指标 ===== */
  .stats-section {
    background: linear-gradient(135deg, #0f172a, #1e1b4b);
    color: #fff;
    padding: 80px 0;
  }

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

  .stats-head h2 {
    font-size: clamp(1.7rem, 3vw, 2.4rem);
    font-weight: 800;
  }

  .stats-head p {
    color: rgba(255, 255, 255, .7);
    margin-top: 10px;
  }

  .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
  }

  .stat-item .stat-num {
    font-size: 2.8rem;
    font-weight: 900;
    background: linear-gradient(135deg, #a5b4fc, #f59e0b);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.2;
  }

  .stat-item .stat-label {
    color: rgba(255, 255, 255, .7);
    font-size: .9rem;
    margin-top: 6px;
  }

  /* ===== 流程 ===== */
  .process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .process-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 28px 22px;
    border: 1px solid var(--border);
    position: relative;
    text-align: center;
    transition: all .3s;
  }

  .process-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
  }

  .process-step {
    width: 42px;
    height: 42px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 0 6px 18px rgba(79, 70, 229, .3);
  }

  .process-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 10px;
  }

  .process-card p {
    font-size: .88rem;
    color: var(--text-soft);
    line-height: 1.6;
  }

  /* ===== FAQ ===== */
  .faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    gap: 14px;
  }

  .faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    transition: all .3s;
  }

  .faq-item.open {
    box-shadow: var(--shadow);
    border-color: var(--primary);
  }

  .faq-q {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 18px 22px;
    background: none;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    color: var(--ink);
    cursor: pointer;
    text-align: left;
    transition: background .2s;
  }

  .faq-q:hover {
    background: #f8fafc;
  }

  .faq-q i {
    color: var(--primary);
    transition: transform .3s;
    font-size: .9rem;
    flex-shrink: 0;
  }

  .faq-item.open .faq-q i {
    transform: rotate(180deg);
  }

  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s ease;
  }

  .faq-a-inner {
    padding: 0 22px 20px;
    color: var(--text-soft);
    font-size: .93rem;
    line-height: 1.75;
  }

  /* ===== CTA ===== */
  .cta-section {
    padding: 0 0 var(--space);
  }

  .cta-panel {
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    border-radius: var(--radius-lg);
    padding: 64px 40px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
  }

  .cta-panel .cta-ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, .12);
  }

  .cta-ring.r1 {
    width: 280px;
    height: 280px;
    top: -120px;
    right: -60px;
  }

  .cta-ring.r2 {
    width: 180px;
    height: 180px;
    bottom: -80px;
    left: -40px;
  }

  .cta-panel h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    position: relative;
    z-index: 1;
  }

  .cta-panel p {
    color: rgba(255, 255, 255, .85);
    max-width: 560px;
    margin: 16px auto 28px;
    position: relative;
    z-index: 1;
  }

  .cta-panel .btn-light {
    background: #fff;
    color: var(--primary);
    padding: 14px 36px;
    border-radius: 999px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all .3s;
    position: relative;
    z-index: 1;
  }

  .cta-panel .btn-light:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 34px rgba(0, 0, 0, .25);
  }

  /* ===== 页脚 ===== */
  .site-footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 70px 0 0;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid #1e293b;
  }

  .footer-brand .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.2rem;
    color: #f1f5f9;
    margin-bottom: 14px;
  }

  .footer-brand .logo i {
    color: #a5b4fc;
  }

  .footer-brand p {
    font-size: .9rem;
    line-height: 1.75;
    margin-top: 10px;
  }

  .footer-col h4 {
    color: #f1f5f9;
    font-size: .95rem;
    margin-bottom: 16px;
  }

  .footer-col ul {
    list-style: none;
    display: grid;
    gap: 10px;
  }

  .footer-col ul a {
    color: #94a3b8;
    font-size: .9rem;
    transition: color .2s;
  }

  .footer-col ul a:hover {
    color: #a5b4fc;
  }

  .footer-contact li {
    display: flex;
    gap: 10px;
    align-items: center;
    font-size: .9rem;
  }

  .footer-contact li i {
    color: #a5b4fc;
    width: 16px;
    text-align: center;
  }

  .footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    padding: 20px 0 28px;
    font-size: .82rem;
    color: #64748b;
  }

  /* ===== 响应式 ===== */
  @media (max-width: 1024px) {
    .feature-grid {
      grid-template-columns: repeat(3, 1fr);
    }

    .stats-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 40px;
    }

    .process-grid {
      grid-template-columns: repeat(2, 1fr);
    }

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

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

    .feature-split.reverse .feature-split-image {
      order: 0;
    }
  }

  @media (max-width: 768px) {
    :root {
      --space: 64px;
    }

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

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

    .page-hero {
      min-height: 55vh;
    }

    .page-hero .container {
      padding: 110px 0 50px;
    }

    .feature-split-image img {
      min-height: 240px;
    }

    .cta-panel {
      padding: 48px 24px;
    }
  }

  @media (max-width: 600px) {
    .dock {
      border-radius: 22px;
      flex-wrap: wrap;
      gap: 12px;
      padding: 12px 16px;
    }

    .dock-nav {
      display: none;
      width: 100%;
      flex-direction: column;
      align-items: stretch;
      gap: 4px;
      padding: 8px 0 4px;
    }

    .dock-nav.open {
      display: flex;
    }

    .dock-nav a {
      display: block;
      padding: 10px 16px;
      border-radius: 12px;
      text-align: center;
    }

    .dock-toggle {
      display: block;
      margin-left: auto;
    }

    .dock-cta {
      order: -1;
      margin-left: auto;
      padding: 9px 18px;
      font-size: .85rem;
    }

    .dock-logo {
      font-size: 1rem;
    }

    .dock-logo i {
      font-size: 1.25rem;
    }

    .page-hero {
      min-height: 52vh;
    }

    .page-hero h1 {
      font-size: 1.7rem;
    }

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

    .hero-actions .btn {
      padding: 11px 22px;
      font-size: .88rem;
    }

    .stats-grid {
      grid-template-columns: 1fr;
      gap: 28px;
    }

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

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

    .section-title {
      font-size: 1.5rem;
    }

    .feature-split-content h3 {
      font-size: 1.3rem;
    }
  }

  @media (max-width: 520px) {
    .container {
      width: 90%;
    }

    .dock {
      width: 96%;
    }

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

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

    .cta-panel h2 {
      font-size: 1.4rem;
    }

    .cta-panel p {
      font-size: .92rem;
    }
  }

/* roulang page: category3 */
:root {
      --brand-primary: #0f172a;
      --brand-primary-soft: #1e293b;
      --brand-accent: #f59e0b;
      --brand-accent-light: #fbbf24;
      --brand-accent-soft: #fef3c7;
      --brand-bg: #f8fafc;
      --brand-surface: #ffffff;
      --brand-text: #0f172a;
      --brand-muted: #64748b;
      --brand-border: #e2e8f0;
      --brand-radius-sm: 8px;
      --brand-radius-md: 14px;
      --brand-radius-lg: 22px;
      --brand-shadow-sm: 0 1px 3px rgba(15, 23, 42, .06);
      --brand-shadow-md: 0 8px 24px rgba(15, 23, 42, .08);
      --brand-shadow-lg: 0 18px 40px rgba(15, 23, 42, .12);
      --brand-font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--brand-font);
      color: var(--brand-text);
      background: var(--brand-bg);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }

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

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

    button,
    input {
      font-family: inherit;
    }

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

    .section {
      padding: 80px 0;
    }

    .section + .section {
      border-top: 1px solid var(--brand-border);
    }

    .section-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--brand-accent-soft);
      color: #b45309;
      font-weight: 600;
      font-size: 13px;
      padding: 6px 14px;
      border-radius: 999px;
      letter-spacing: .5px;
    }

    .section-title {
      font-size: 34px;
      font-weight: 800;
      line-height: 1.25;
      margin: 14px 0 10px;
      letter-spacing: -.5px;
    }

    .section-desc {
      font-size: 16px;
      color: var(--brand-muted);
      max-width: 680px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .14);
      color: #fff;
      font-size: 13px;
      font-weight: 600;
      border: 1px solid rgba(255, 255, 255, .25);
      backdrop-filter: blur(6px);
    }

    /* ===== 浮动 Dock 导航 ===== */
    .dock {
      position: sticky;
      top: 16px;
      z-index: 100;
      max-width: 1200px;
      margin: 16px auto 0;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 10px 10px 10px 20px;
      background: rgba(255, 255, 255, .86);
      backdrop-filter: blur(14px);
      border: 1px solid rgba(255, 255, 255, .7);
      box-shadow: var(--brand-shadow-md);
      border-radius: 60px;
      transition: box-shadow .25s;
    }

    .dock:hover {
      box-shadow: var(--brand-shadow-lg);
    }

    .dock-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 20px;
      color: var(--brand-text);
      white-space: nowrap;
    }

    .dock-logo i {
      color: var(--brand-accent);
      font-size: 22px;
    }

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

    .dock-nav a {
      padding: 8px 16px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 500;
      color: var(--brand-muted);
      transition: all .2s;
    }

    .dock-nav a:hover {
      background: #f1f5f9;
      color: var(--brand-text);
    }

    .dock-nav a.active {
      background: var(--brand-primary);
      color: #fff;
      box-shadow: 0 4px 12px rgba(15, 23, 42, .25);
    }

    .dock-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 20px;
      border-radius: 999px;
      background: var(--brand-accent);
      color: var(--brand-primary);
      font-size: 14px;
      font-weight: 700;
      transition: all .25s;
      box-shadow: 0 4px 14px rgba(245, 158, 11, .3);
      white-space: nowrap;
    }

    .dock-cta:hover {
      background: var(--brand-accent-light);
      transform: translateY(-2px);
      box-shadow: 0 10px 24px rgba(245, 158, 11, .4);
    }

    .dock-toggle {
      display: none;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border: none;
      background: var(--brand-primary);
      color: #fff;
      border-radius: 50%;
      font-size: 16px;
      cursor: pointer;
      transition: .2s;
    }

    .dock-toggle:hover {
      background: var(--brand-primary-soft);
    }

    /* ===== Hero 首屏 ===== */
    .page-hero {
      position: relative;
      padding: 120px 0 110px;
      background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
      color: #fff;
      overflow: hidden;
    }

    .page-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, rgba(15, 23, 42, .92) 30%, rgba(30, 41, 59, .72) 70%);
    }

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

    .hero-title {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.2;
      margin: 18px 0 14px;
      max-width: 720px;
      letter-spacing: -1px;
    }

    .hero-desc {
      font-size: 18px;
      color: rgba(255, 255, 255, .85);
      max-width: 640px;
      margin-bottom: 28px;
    }

    .hero-search {
      display: flex;
      max-width: 560px;
      background: #fff;
      border-radius: 999px;
      padding: 6px 6px 6px 20px;
      box-shadow: var(--brand-shadow-lg);
    }

    .hero-search input {
      flex: 1;
      border: none;
      outline: none;
      font-size: 15px;
      background: transparent;
      color: var(--brand-text);
    }

    .hero-search input::placeholder {
      color: #94a3b8;
    }

    .hero-search button {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      border: none;
      background: var(--brand-accent);
      color: var(--brand-primary);
      cursor: pointer;
      transition: .2s;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .hero-search button:hover {
      background: var(--brand-accent-light);
      transform: scale(1.05);
    }

    /* ===== 按钮 ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 26px;
      border-radius: 999px;
      font-weight: 600;
      font-size: 15px;
      border: none;
      cursor: pointer;
      transition: all .25s;
    }

    .btn-accent {
      background: var(--brand-accent);
      color: var(--brand-primary);
      box-shadow: 0 8px 20px rgba(245, 158, 11, .3);
    }

    .btn-accent:hover {
      background: var(--brand-accent-light);
      transform: translateY(-3px);
      box-shadow: 0 12px 28px rgba(245, 158, 11, .4);
    }

    .btn-ghost {
      background: transparent;
      color: #fff;
      border: 1.5px solid rgba(255, 255, 255, .45);
      backdrop-filter: blur(4px);
    }

    .btn-ghost:hover {
      background: rgba(255, 255, 255, .12);
      border-color: rgba(255, 255, 255, .8);
    }

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

    .btn-dark:hover {
      background: var(--brand-primary-soft);
      transform: translateY(-2px);
      box-shadow: var(--brand-shadow-md);
    }

    /* ===== 分类卡片 ===== */
    .cat-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .cat-card {
      background: var(--brand-surface);
      border: 1px solid var(--brand-border);
      border-radius: var(--brand-radius-lg);
      padding: 30px 26px;
      transition: all .3s;
      position: relative;
      overflow: hidden;
    }

    .cat-card::after {
      content: "";
      position: absolute;
      left: 0;
      top: 0;
      width: 100%;
      height: 4px;
      background: var(--brand-accent);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform .3s;
    }

    .cat-card:hover {
      box-shadow: var(--brand-shadow-md);
      transform: translateY(-6px);
      border-color: #cbd5e1;
    }

    .cat-card:hover::after {
      transform: scaleX(1);
    }

    .cat-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      background: var(--brand-accent-soft);
      color: #b45309;
      margin-bottom: 18px;
    }

    .cat-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .cat-card p {
      font-size: 14px;
      color: var(--brand-muted);
      line-height: 1.7;
    }

    .cat-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-top: 14px;
      font-size: 14px;
      font-weight: 600;
      color: var(--brand-text);
      transition: gap .2s;
    }

    .cat-card:hover .cat-link {
      gap: 10px;
    }

    /* ===== FAQ 手风琴 ===== */
    .faq-wrap {
      max-width: 860px;
    }

    .faq-item {
      background: var(--brand-surface);
      border: 1px solid var(--brand-border);
      border-radius: var(--brand-radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      transition: border-color .25s, box-shadow .25s;
    }

    .faq-item:hover {
      border-color: #cbd5e1;
    }

    .faq-item[open] {
      box-shadow: var(--brand-shadow-sm);
    }

    .faq-item summary {
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      padding: 22px 26px;
      font-weight: 700;
      font-size: 16px;
      cursor: pointer;
      transition: background .2s;
    }

    .faq-item summary:hover {
      background: #f8fafc;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary i {
      color: var(--brand-accent);
      transition: transform .3s;
      font-size: 14px;
      flex-shrink: 0;
    }

    .faq-item[open] summary i {
      transform: rotate(180deg);
    }

    .faq-body {
      padding: 0 26px 24px;
      color: var(--brand-muted);
      font-size: 15px;
      line-height: 1.85;
    }

    /* ===== 流程步骤 ===== */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .step-card {
      background: var(--brand-surface);
      border: 1px solid var(--brand-border);
      border-radius: var(--brand-radius-lg);
      padding: 28px 24px;
      transition: all .3s;
    }

    .step-card:hover {
      box-shadow: var(--brand-shadow-md);
      transform: translateY(-4px);
    }

    .step-num {
      font-size: 44px;
      font-weight: 800;
      color: #e2e8f0;
      line-height: 1;
      margin-bottom: 14px;
    }

    .step-card h3 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .step-card p {
      font-size: 14px;
      color: var(--brand-muted);
    }

    /* ===== 数据统计 ===== */
    .stats-panel {
      background: var(--brand-primary);
      border-radius: var(--brand-radius-lg);
      padding: 48px;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
    }

    .stat-item {
      text-align: center;
    }

    .stat-number {
      font-size: 42px;
      font-weight: 800;
      color: var(--brand-accent);
      line-height: 1.2;
    }

    .stat-label {
      color: rgba(255, 255, 255, .75);
      margin-top: 6px;
      font-size: 14px;
    }

    /* ===== 操作指南卡片 ===== */
    .guide-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .guide-card {
      background: var(--brand-surface);
      border: 1px solid var(--brand-border);
      border-radius: var(--brand-radius-lg);
      overflow: hidden;
      transition: all .3s;
    }

    .guide-card:hover {
      box-shadow: var(--brand-shadow-md);
      transform: translateY(-6px);
    }

    .guide-card img {
      width: 100%;
      height: 200px;
      object-fit: cover;
      transition: transform .4s;
    }

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

    .guide-body {
      padding: 24px;
    }

    .guide-body h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .guide-body p {
      font-size: 14px;
      color: var(--brand-muted);
      margin-bottom: 14px;
    }

    /* ===== CTA ===== */
    .cta-panel {
      position: relative;
      border-radius: var(--brand-radius-lg);
      padding: 60px;
      color: #fff;
      overflow: hidden;
    }

    .cta-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, rgba(15, 23, 42, .9), rgba(245, 158, 11, .75));
    }

    .cta-panel > * {
      position: relative;
      z-index: 2;
    }

    .cta-panel h2 {
      font-size: 32px;
      font-weight: 800;
      margin-bottom: 10px;
    }

    .cta-panel p {
      font-size: 16px;
      opacity: .9;
      max-width: 620px;
      margin-bottom: 26px;
    }

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

    /* ===== 页脚 ===== */
    .site-footer {
      background: var(--brand-primary);
      color: rgba(255, 255, 255, .8);
      padding: 60px 0 0;
      margin-top: 20px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 40px;
      border-bottom: 1px solid rgba(255, 255, 255, .1);
    }

    .footer-brand .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 800;
      color: #fff;
    }

    .footer-brand .logo i {
      color: var(--brand-accent);
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.8;
      color: rgba(255, 255, 255, .65);
      margin-top: 14px;
    }

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

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

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

    .footer-col a {
      color: rgba(255, 255, 255, .65);
      font-size: 14px;
      transition: all .2s;
    }

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

    .footer-contact li {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      color: rgba(255, 255, 255, .65);
    }

    .footer-contact i {
      color: var(--brand-accent);
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 0;
      font-size: 13px;
      color: rgba(255, 255, 255, .5);
      flex-wrap: wrap;
      gap: 10px;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 991px) {
      .cat-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .guide-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .stats-panel {
        grid-template-columns: repeat(2, 1fr);
      }

      .hero-title {
        font-size: 40px;
      }
    }

    @media (max-width: 768px) {
      .dock {
        position: sticky;
        top: 10px;
        margin-left: 12px;
        margin-right: 12px;
        padding: 10px 12px 10px 16px;
        gap: 8px;
      }

      .dock-nav {
        display: none;
        position: absolute;
        top: calc(100% + 12px);
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(255, 255, 255, .98);
        backdrop-filter: blur(14px);
        border: 1px solid var(--brand-border);
        border-radius: 20px;
        padding: 12px;
        box-shadow: var(--brand-shadow-lg);
        gap: 4px;
      }

      .dock-nav.open {
        display: flex;
      }

      .dock-nav a {
        padding: 12px 16px;
        font-size: 15px;
      }

      .dock-nav a.active {
        background: var(--brand-primary);
        color: #fff;
      }

      .dock-toggle {
        display: flex;
      }

      .dock-cta {
        display: none;
      }

      .section {
        padding: 56px 0;
      }

      .section-title {
        font-size: 28px;
      }

      .cat-grid,
      .steps-grid,
      .guide-grid {
        grid-template-columns: 1fr;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .stats-panel {
        grid-template-columns: 1fr 1fr;
        padding: 30px;
      }

      .cta-panel {
        padding: 36px 24px;
      }

      .hero-title {
        font-size: 34px;
      }

      .hero-desc {
        font-size: 16px;
      }
    }

    @media (max-width: 520px) {
      .stats-panel {
        grid-template-columns: 1fr;
      }

      .section-title {
        font-size: 26px;
      }

      .hero-title {
        font-size: 29px;
      }

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

      .cta-actions {
        flex-direction: column;
      }

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