/* roulang page: index */
:root {
  --primary: #B4693B;
  --primary-hover: #C98A5E;
  --primary-dark: #8E4F2D;
  --accent: #D2A45A;
  --secondary: #24402E;
  --secondary-light: #2F5A3E;
  --bg-dark: #16110C;
  --bg-panel: #1A140E;
  --bg-card: #201913;
  --bg-card-light: #241D15;
  --text-primary: #EFE6D8;
  --text-secondary: #B8A98F;
  --text-dim: #8A7B66;
  --bg-light: #F5EDE3;
  --text-dark: #2B2118;
  --text-dark-secondary: #6B5B4A;
  --border-dark: rgba(242, 224, 190, 0.12);
  --border-dark-hover: rgba(210, 164, 90, 0.45);
  --border-light: rgba(75, 55, 32, 0.14);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-light: 0 8px 30px rgba(43, 33, 24, 0.08);
  --transition: 0.3s ease;
  --font-serif: 'Noto Serif SC', 'Songti SC', 'STSong', 'SimSun', serif;
  --font-sans: 'HarmonyOS Sans', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img {
  display: block;
  max-width: 100%;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition), transform var(--transition);
}
button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}
input, textarea, select {
  font-family: inherit;
  font-size: 15px;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-dark);
  border-radius: 8px;
  padding: 12px 14px;
  width: 100%;
  transition: border-color var(--transition), box-shadow var(--transition);
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(210, 164, 90, 0.18);
}
input::placeholder, textarea::placeholder {
  color: var(--text-dim);
}
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 16px;
  padding-right: 16px;
}
.section-pad {
  padding: 72px 0;
}
@media (max-width: 767px) {
  .section-pad {
    padding: 48px 0;
  }
}
/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  border: 1px solid transparent;
  transition: all var(--transition);
  min-height: 44px;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, #B4693B 0%, #C9863F 100%);
  color: #FFF8EE;
  border-color: rgba(210, 164, 90, 0.4);
  box-shadow: 0 2px 12px rgba(180, 105, 59, 0.3);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #A35B32 0%, #B4693B 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(180, 105, 59, 0.4);
}
.btn-primary:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--bg-dark), 0 0 0 4px var(--accent);
}
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: rgba(242, 224, 190, 0.35);
}
.btn-outline:hover {
  background: rgba(180, 105, 59, 0.15);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.btn-outline:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(210, 164, 90, 0.15);
}
.btn-accent {
  background: var(--accent);
  color: #2B2118;
  border-color: transparent;
}
.btn-accent:hover {
  background: #E0B676;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(210, 164, 90, 0.3);
}
.btn-sm {
  padding: 8px 18px;
  font-size: 14px;
  min-height: 38px;
}
/* ========== 徽章 / 标签 ========== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  border: 1px solid rgba(210, 164, 90, 0.35);
  color: var(--accent);
  background: rgba(210, 164, 90, 0.08);
}
.badge-hot {
  background: linear-gradient(135deg, rgba(180, 105, 59, 0.25), rgba(210, 164, 90, 0.15));
  border-color: rgba(210, 164, 90, 0.5);
}
.badge-green {
  background: rgba(36, 64, 46, 0.5);
  border-color: rgba(61, 122, 81, 0.4);
  color: #B5D9C0;
}
.badge-light {
  background: var(--bg-light);
  color: var(--text-dark);
  border-color: rgba(75, 55, 32, 0.15);
}
/* ========== 区块标题 ========== */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}
.section-tag {
  display: inline-block;
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 12px;
  font-weight: 600;
}
.section-title {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: 14px;
}
.section-desc {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.8;
}
@media (max-width: 767px) {
  .section-title {
    font-size: 25px;
  }
  .section-desc {
    font-size: 14px;
  }
}
/* ========== Header ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(22, 17, 12, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-dark);
}
.header-brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  transition: padding var(--transition);
}
.site-header.scrolled .header-brand-row {
  padding: 6px 0;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 0 8px rgba(210, 164, 90, 0.3);
}
.brand-text {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  white-space: nowrap;
}
.brand-text span {
  color: var(--accent);
}
.header-brand-right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.header-phone {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  padding: 8px 14px;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-pill);
  transition: all var(--transition);
}
.header-phone:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.header-phone i {
  color: var(--accent);
}
.header-nav-row {
  border-top: 1px solid rgba(242, 224, 190, 0.08);
}
.nav-list {
  display: flex;
  list-style: none;
  gap: 4px;
  padding: 6px 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}
.nav-list::-webkit-scrollbar {
  display: none;
}
.nav-link {
  display: inline-block;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-pill);
  transition: all var(--transition);
  white-space: nowrap;
  position: relative;
}
.nav-link:hover {
  color: var(--text-primary);
  background: rgba(210, 164, 90, 0.08);
}
.nav-link.active {
  color: var(--accent);
  background: rgba(210, 164, 90, 0.12);
  font-weight: 600;
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-dark);
  color: var(--text-primary);
  font-size: 20px;
  align-items: center;
  justify-content: center;
}
@media (max-width: 767px) {
  .header-phone {
    display: none;
  }
  .menu-toggle {
    display: inline-flex;
  }
  .header-nav-row {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(22, 17, 12, 0.98);
    z-index: 999;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border: none;
  }
  .header-nav-row.open {
    display: flex;
  }
  .nav-list {
    flex-direction: column;
    gap: 12px;
    text-align: center;
    overflow: visible;
  }
  .nav-link {
    font-size: 20px;
    padding: 14px 24px;
    display: block;
    white-space: normal;
  }
  .menu-toggle.close {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 1001;
  }
}
/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(22, 17, 12, 0.85) 0%, rgba(22, 17, 12, 0.65) 50%, rgba(22, 17, 12, 0.4) 100%);
}
.hero-overlay::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(210, 164, 90, 0.12), transparent 70%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 72px;
  padding-bottom: 64px;
  width: 100%;
}
.hero-badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(22, 17, 12, 0.6);
  border: 1px solid rgba(210, 164, 90, 0.4);
  backdrop-filter: blur(6px);
}
.hero-title {
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 18px;
  max-width: 680px;
  letter-spacing: 0.02em;
}
.hero-title em {
  font-style: normal;
  color: var(--accent);
}
.hero-subtitle {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 620px;
  margin-bottom: 28px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero-progress {
  max-width: 460px;
  background: rgba(22, 17, 12, 0.55);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-dark);
  backdrop-filter: blur(8px);
}
.progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.progress-info strong {
  color: var(--accent);
  font-size: 14px;
}
.progress-track {
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 3px;
}
@media (max-width: 767px) {
  .hero {
    min-height: 480px;
  }
  .hero-title {
    font-size: 28px;
  }
  .hero-subtitle {
    font-size: 15px;
  }
  .hero-badges {
    gap: 6px;
  }
  .hero-badge {
    font-size: 12px;
    padding: 5px 12px;
  }
}
/* ========== 服务区 ========== */
.service-section {
  background: var(--bg-panel);
  position: relative;
}
.service-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(210, 164, 90, 0.3), transparent);
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all var(--transition);
  cursor: default;
  min-height: 220px;
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  border-color: var(--border-dark-hover);
  background: var(--bg-card-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.service-card--large {
  grid-column: span 2;
}
.service-card--small {
  grid-column: span 1;
}
.service-num {
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 800;
  line-height: 1;
  color: rgba(210, 164, 90, 0.25);
  margin-bottom: 16px;
  transition: color var(--transition);
}
.service-card:hover .service-num {
  color: rgba(210, 164, 90, 0.6);
}
.service-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.service-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}
.service-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-size: 13px;
  color: var(--text-dim);
}
.service-price {
  color: var(--accent);
  font-weight: 600;
  font-size: 15px;
}
.service-badge-wrap {
  margin-left: auto;
}
@media (max-width: 991px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .service-card--large,
  .service-card--small {
    grid-column: span 1;
  }
  .service-card--large {
    grid-column: span 2;
  }
}
@media (max-width: 767px) {
  .service-grid {
    grid-template-columns: 1fr;
  }
  .service-card--large,
  .service-card--small {
    grid-column: span 1;
  }
}
/* ========== 优势数据 ========== */
.stats-section {
  background: linear-gradient(180deg, var(--bg-panel) 0%, var(--bg-dark) 100%);
  position: relative;
}
.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(210, 164, 90, 0.25), transparent);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.stat-item {
  text-align: center;
  padding: 32px 16px;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  background: rgba(32, 25, 19, 0.6);
  transition: all var(--transition);
}
.stat-item:hover {
  border-color: rgba(210, 164, 90, 0.35);
  background: rgba(36, 29, 21, 0.9);
}
.stat-num {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 800;
  line-height: 1.2;
  background: linear-gradient(135deg, var(--accent), #E8C88F);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-unit {
  font-size: 16px;
  color: var(--accent);
  margin-left: 2px;
}
.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 8px;
}
@media (max-width: 991px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 767px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .stat-num {
    font-size: 34px;
  }
}
/* ========== 案例区 ========== */
.cases-section {
  background: var(--bg-dark);
}
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  aspect-ratio: 3 / 4;
  transition: all var(--transition);
}
.case-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.case-card--featured {
  grid-column: span 2;
  grid-row: span 2;
  aspect-ratio: auto;
}
.case-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.case-card:hover img {
  transform: scale(1.04);
}
.case-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(22, 17, 12, 0.92) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 22px;
}
.case-card--featured .case-overlay {
  padding: 32px;
}
.case-badges {
  position: absolute;
  top: 14px;
  left: 14px;
  display: flex;
  gap: 6px;
  z-index: 1;
}
.case-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.case-card--featured .case-title {
  font-size: 30px;
}
.case-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 10px;
}
.case-link {
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.case-link:hover {
  gap: 8px;
}
@media (max-width: 767px) {
  .case-grid {
    grid-template-columns: 1fr 1fr;
  }
  .case-card--featured {
    grid-column: span 2;
    grid-row: auto;
    aspect-ratio: 4 / 3;
  }
  .case-card {
    aspect-ratio: 3 / 4;
  }
}
@media (max-width: 520px) {
  .case-grid {
    grid-template-columns: 1fr;
  }
  .case-card--featured {
    grid-column: span 1;
  }
  .case-card {
    aspect-ratio: 16 / 10;
  }
}
/* ========== 资讯区 ========== */
.news-section {
  background: var(--bg-panel);
  position: relative;
}
.news-wrap {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 32px;
  align-items: start;
}
.news-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.news-item {
  display: flex;
  gap: 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: all var(--transition);
}
.news-item:hover {
  border-color: var(--border-dark-hover);
  background: var(--bg-card-light);
  transform: translateY(-2px);
}
.news-item__thumb {
  flex-shrink: 0;
  width: 150px;
  border-radius: 10px;
  overflow: hidden;
}
.news-item__thumb img {
  width: 100%;
  height: 110px;
  object-fit: cover;
}
.news-item__content {
  flex: 1;
  min-width: 0;
}
.news-item__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.news-item__meta time {
  font-size: 12px;
  color: var(--text-dim);
}
.news-item__title {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 4px;
}
.news-item__title a:hover {
  color: var(--accent);
}
.news-item__excerpt {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 8px;
}
.news-item__more {
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
}
.news-item__more:hover {
  color: var(--primary-hover);
}
.news-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.news-side-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.side-card-title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-dark);
}
.side-hot-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px dashed rgba(242, 224, 190, 0.08);
}
.side-hot-item:last-child {
  border-bottom: none;
}
.side-hot-num {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: rgba(210, 164, 90, 0.4);
  width: 30px;
  text-align: center;
}
.side-hot-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.4;
}
.side-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.side-tag {
  display: inline-block;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  border: 1px solid var(--border-dark);
  color: var(--text-secondary);
  transition: all var(--transition);
}
.side-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.news-btn {
  width: 100%;
}
.news-empty {
  text-align: center;
  padding: 48px 24px;
  grid-column: 1 / -1;
}
.news-empty__icon {
  font-size: 48px;
  margin-bottom: 12px;
  display: block;
}
.news-empty p {
  color: var(--text-secondary);
  font-size: 15px;
}
@media (max-width: 991px) {
  .news-wrap {
    grid-template-columns: 1fr;
  }
  .news-sidebar {
    margin-top: 24px;
  }
}
@media (max-width: 767px) {
  .news-item {
    flex-direction: column;
  }
  .news-item__thumb {
    width: 100%;
  }
  .news-item__thumb img {
    height: 180px;
  }
}
/* ========== 方案区 ========== */
.plans-section {
  background: var(--bg-dark);
}
.plan-row {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
  transition: all var(--transition);
}
.plan-row:hover {
  border-color: rgba(210, 164, 90, 0.3);
  box-shadow: var(--shadow-md);
}
.plan-row--reverse {
  flex-direction: row-reverse;
}
.plan-media {
  width: 38%;
  min-height: 260px;
  flex-shrink: 0;
  position: relative;
}
.plan-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}
.plan-content {
  flex: 1;
  padding: 32px;
  position: relative;
}
.plan-chapter {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.2em;
  margin-bottom: 8px;
}
.plan-title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.plan-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
}
.plan-list {
  list-style: none;
  margin-bottom: 18px;
}
.plan-list li {
  font-size: 14px;
  color: var(--text-secondary);
  padding: 4px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.plan-list li::before {
  content: '✦';
  color: var(--accent);
  font-size: 12px;
}
.plan-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.plan-price {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--accent);
  font-weight: 700;
}
.plan-price small {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 400;
  margin-left: 4px;
}
@media (max-width: 991px) {
  .plan-media {
    width: 32%;
  }
}
@media (max-width: 767px) {
  .plan-row,
  .plan-row--reverse {
    flex-direction: column;
  }
  .plan-media {
    width: 100%;
    min-height: 180px;
    position: relative;
    aspect-ratio: 16 / 9;
  }
  .plan-content {
    padding: 24px;
  }
}
/* ========== FAQ ========== */
.faq-section {
  background: var(--bg-panel);
}
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  margin-bottom: 14px;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition);
  background: var(--bg-card);
}
.faq-item.active {
  border-color: rgba(210, 164, 90, 0.35);
}
.faq-q {
  cursor: pointer;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  background: none;
  width: 100%;
  text-align: left;
  border: none;
  transition: color var(--transition);
}
.faq-q:hover {
  color: var(--accent);
}
.faq-q .faq-icon {
  font-size: 20px;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-a-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  border-top: 1px dashed var(--border-dark);
  margin: 0 24px;
  padding: 14px 0 20px;
}
/* ========== 联系区 ========== */
.contact-section {
  background: var(--bg-dark);
  position: relative;
}
.contact-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.08;
}
.contact-wrap {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.contact-info h2 {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 16px;
}
.contact-info p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}
.contact-phone-box {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}
.contact-phone {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.03em;
}
.contact-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.contact-data-row {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.contact-data {
  text-align: center;
}
.contact-data .cd-num {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
}
.contact-data .cd-label {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 4px;
}
.booking-form {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}
.booking-form h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.booking-form .form-desc {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 20px;
}
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  font-weight: 500;
}
.form-error-hint {
  display: none;
  font-size: 12px;
  color: #E8796F;
  margin-top: 4px;
}
@media (max-width: 991px) {
  .contact-wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}
@media (max-width: 767px) {
  .contact-phone {
    font-size: 24px;
  }
  .booking-form {
    padding: 24px;
  }
}
/* ========== 页脚 ========== */
.site-footer {
  background: #120E0A;
  border-top: 1px solid var(--border-dark);
  padding-top: 56px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer-brand-text {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}
.footer-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 300px;
}
.footer-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.footer-links {
  list-style: none;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  font-size: 13px;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.footer-links a:hover {
  color: var(--accent);
}
.footer-contact-list {
  list-style: none;
}
.footer-contact-list li {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-contact-list a {
  color: var(--accent);
  font-weight: 600;
}
.footer-qr {
  width: 96px;
  height: 96px;
  border-radius: 12px;
  border: 1px solid var(--border-dark);
  background-color: var(--bg-card-light);
  background-image: url('/assets/images/coverpic/cover-3.jpg');
  background-size: cover;
  margin-bottom: 12px;
}
.footer-qr-text {
  font-size: 12px;
  color: var(--text-dim);
}
.footer-bottom {
  border-top: 1px solid rgba(242, 224, 190, 0.08);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--text-dim);
}
@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}
@media (max-width: 767px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}
/* ========== CTA 横幅 ========== */
.cta-banner {
  background: linear-gradient(135deg, rgba(180, 105, 59, 0.25), rgba(36, 64, 46, 0.2));
  border: 1px solid rgba(210, 164, 90, 0.25);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 48px;
}
.cta-banner-left h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.cta-banner-left p {
  font-size: 14px;
  color: var(--text-secondary);
}
@media (max-width: 767px) {
  .cta-banner {
    padding: 24px;
  }
}
/* 通用辅助 */
.text-center { text-align: center; }
.mt-32 { margin-top: 32px; }
.mb-24 { margin-bottom: 24px; }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #B4693B;
            --primary-hover: #9C5A2F;
            --primary-light: #D2A45A;
            --accent: #24402E;
            --accent-light: #3D7A51;
            --bg-dark: #16110C;
            --bg-panel: #1A140E;
            --bg-panel-light: #211A12;
            --text-light: #EFE6D8;
            --text-dim: #B8A98F;
            --border-light: rgba(242, 224, 190, 0.12);
            --border-gold: rgba(210, 164, 90, 0.4);
            --bg-cream: #F5EDE3;
            --text-dark: #2B2118;
            --text-dark-dim: #6B5B4A;
            --border-dark: rgba(75, 55, 32, 0.14);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-md: 0 8px 30px rgba(43, 33, 24, 0.08);
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.35);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
            --font-sans: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: all 0.3s ease;
            --spacing-section: 88px;
            --container-max: 1280px;
        }

        /* ===== Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-light);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            display: block;
            max-width: 100%;
            object-fit: cover;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul,
        ol {
            list-style: none;
        }
        button {
            border: none;
            background: none;
            font-family: inherit;
            cursor: pointer;
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: 820px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            line-height: 1.4;
            transition: var(--transition);
            cursor: pointer;
            border: 1px solid transparent;
            text-align: center;
            min-height: 44px;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(180, 105, 59, 0.4);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--primary-light);
            outline-offset: 3px;
        }
        .btn-outline {
            background: transparent;
            border-color: var(--border-light);
            color: var(--text-light);
        }
        .btn-outline:hover {
            background: rgba(180, 105, 59, 0.15);
            border-color: var(--primary);
            color: var(--primary-light);
        }
        .btn-outline:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
            min-height: 40px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(22, 17, 12, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
        }
        .header-top-row {
            padding: 18px 0;
            border-bottom: 1px solid rgba(242, 224, 190, 0.08);
        }
        .header-top-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-hover));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            border: 1px solid rgba(210, 164, 90, 0.5);
            flex-shrink: 0;
        }
        .brand-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 21px;
            letter-spacing: 1px;
            color: var(--text-light);
            line-height: 1.3;
        }
        .brand-text span {
            display: block;
            font-size: 12px;
            font-weight: 400;
            color: var(--text-dim);
            letter-spacing: 2px;
            font-family: var(--font-sans);
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .header-phone {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-light);
            white-space: nowrap;
        }
        .header-phone:hover {
            color: var(--primary-light);
        }

        /* ===== Nav ===== */
        .header-nav-row {
            background: rgba(16, 12, 8, 0.6);
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-list::-webkit-scrollbar {
            display: none;
        }
        .nav-link {
            display: block;
            padding: 14px 20px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dim);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--text-light);
        }
        .nav-link.active {
            color: var(--primary-light);
            border-bottom-color: var(--primary-light);
        }

        /* 移动端菜单按钮 */
        .menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            border: 1px solid var(--border-light);
            color: var(--text-light);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            background: transparent;
        }

        /* ===== 文章Hero ===== */
        .article-hero {
            position: relative;
            padding: 88px 0 72px;
            background: linear-gradient(rgba(22, 17, 12, 0.82), rgba(22, 17, 12, 0.92)),
                url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            border-bottom: 1px solid var(--border-light);
        }
        .article-hero .container {
            position: relative;
            z-index: 2;
            max-width: 920px;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-dim);
            margin-bottom: 28px;
        }
        .breadcrumb a {
            color: var(--text-dim);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary-light);
        }
        .breadcrumb .sep {
            opacity: 0.5;
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--primary-light);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 200px;
        }
        .article-title {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-light);
            margin-bottom: 24px;
            letter-spacing: 1px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            font-size: 14px;
            color: var(--text-dim);
        }
        .article-meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            border: 1px solid var(--border-gold);
            color: var(--primary-light);
            background: rgba(210, 164, 90, 0.08);
            white-space: nowrap;
        }
        .badge-accent {
            border-color: rgba(61, 122, 81, 0.4);
            color: var(--accent-light);
            background: rgba(61, 122, 81, 0.12);
        }

        /* ===== 正文阅读区 ===== */
        .article-body-wrap {
            background: var(--bg-cream);
            padding: 72px 0 80px;
        }
        .article-content {
            max-width: 800px;
            margin: 0 auto;
            font-size: 17px;
            line-height: 1.9;
            color: var(--text-dark);
        }
        .article-content p {
            margin-bottom: 24px;
        }
        .article-content p:first-of-type::first-letter {
            font-family: var(--font-serif);
            font-size: 3.2em;
            float: left;
            line-height: 0.9;
            padding-right: 10px;
            color: var(--primary);
            font-weight: 700;
        }
        .article-content h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            margin-top: 44px;
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 2px solid rgba(75, 55, 32, 0.1);
            position: relative;
        }
        .article-content h2::before {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 48px;
            height: 2px;
            background: var(--primary);
        }
        .article-content h3 {
            font-family: var(--font-serif);
            font-size: 21px;
            font-weight: 600;
            color: var(--text-dark);
            margin-top: 32px;
            margin-bottom: 14px;
        }
        .article-content h4 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            margin-top: 24px;
            margin-bottom: 10px;
        }
        .article-content blockquote {
            margin: 32px 0;
            padding: 20px 24px;
            background: rgba(180, 105, 59, 0.08);
            border-left: 4px solid var(--primary);
            border-radius: 0 10px 10px 0;
            font-style: normal;
            color: var(--text-dark-dim);
            font-size: 16px;
            line-height: 1.8;
        }
        .article-content ul,
        .article-content ol {
            margin: 20px 0 24px;
            padding-left: 24px;
        }
        .article-content ul {
            list-style: none;
        }
        .article-content ul li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 12px;
        }
        .article-content ul li::before {
            content: '';
            position: absolute;
            left: 4px;
            top: 10px;
            width: 8px;
            height: 8px;
            border-radius: 2px;
            background: var(--primary);
            transform: rotate(45deg);
        }
        .article-content ol {
            list-style: decimal;
        }
        .article-content ol li {
            margin-bottom: 10px;
            padding-left: 4px;
        }
        .article-content img {
            border-radius: var(--radius-md);
            margin: 32px auto;
            box-shadow: var(--shadow-md);
            height: auto;
        }
        .article-content figure {
            margin: 32px 0;
        }
        .article-content figcaption {
            font-size: 14px;
            color: var(--text-dark-dim);
            text-align: center;
            margin-top: 12px;
        }
        .article-content strong {
            color: var(--text-dark);
            font-weight: 600;
        }
        .article-content a {
            color: var(--primary);
            border-bottom: 1px solid rgba(180, 105, 59, 0.3);
        }
        .article-content a:hover {
            color: var(--primary-hover);
            border-bottom-color: var(--primary);
        }
        .article-content hr {
            border: none;
            border-top: 1px solid var(--border-dark);
            margin: 40px 0;
        }

        /* ===== 空态 ===== */
        .article-empty {
            text-align: center;
            padding: 80px 24px;
        }
        .article-empty-icon {
            font-size: 56px;
            margin-bottom: 20px;
            opacity: 0.6;
        }
        .article-empty p {
            font-size: 18px;
            color: var(--text-dark-dim);
            margin-bottom: 24px;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            background: var(--bg-dark);
            padding: 72px 0 88px;
        }
        .section-title-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 40px;
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--text-light);
            position: relative;
            padding-left: 18px;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            width: 4px;
            height: 28px;
            background: var(--primary);
            border-radius: 2px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-bottom: 48px;
        }
        .related-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-4px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
        }
        .related-cover {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            position: relative;
        }
        .related-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .related-cover img {
            transform: scale(1.05);
        }
        .related-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }
        .related-title {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-light);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: var(--transition);
        }
        .related-card:hover .related-title {
            color: var(--primary-light);
        }
        .related-date {
            font-size: 13px;
            color: var(--text-dim);
            margin-top: auto;
        }
        .back-btn-wrap {
            text-align: center;
        }
        .btn-back {
            border-color: var(--border-light);
            color: var(--text-light);
            background: transparent;
        }
        .btn-back:hover {
            border-color: var(--primary);
            color: var(--primary-light);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0F0C09;
            border-top: 1px solid var(--border-light);
            padding-top: 64px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .footer-brand-text {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--text-light);
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-dim);
            max-width: 320px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 20px;
            font-family: var(--font-serif);
        }
        .footer-links li,
        .footer-contact-list li {
            margin-bottom: 12px;
        }
        .footer-links a {
            font-size: 14px;
            color: var(--text-dim);
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .footer-contact-list {
            font-size: 14px;
            color: var(--text-dim);
        }
        .footer-contact-list a {
            color: var(--text-dim);
        }
        .footer-contact-list a:hover {
            color: var(--primary-light);
        }
        .footer-qr {
            width: 96px;
            height: 96px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(242, 224, 190, 0.1), rgba(242, 224, 190, 0.04));
            border: 1px solid var(--border-light);
            margin-bottom: 10px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--text-dim);
        }
        .footer-qr-text {
            font-size: 13px;
            color: var(--text-dim);
        }
        .footer-bottom {
            border-top: 1px solid rgba(242, 224, 190, 0.08);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(184, 169, 143, 0.7);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-title {
                font-size: 34px;
            }
        }
        @media (max-width: 767px) {
            :root {
                --spacing-section: 56px;
            }
            .container {
                padding: 0 16px;
            }
            .container-narrow {
                padding: 0 16px;
            }
            /* 导航 */
            .header-top-row {
                padding: 14px 0;
            }
            .brand-text {
                font-size: 18px;
            }
            .header-phone {
                display: none;
            }
            .menu-toggle {
                display: flex;
            }
            .header-nav-row {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(22, 17, 12, 0.98);
                z-index: 99;
                align-items: center;
                justify-content: center;
            }
            .header-nav-row.open {
                display: flex;
            }
            .header-nav-row .container {
                width: 100%;
                padding: 24px;
            }
            .nav-list {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
                overflow: visible;
            }
            .nav-link {
                font-size: 20px;
                padding: 16px 20px;
                text-align: center;
                border-bottom: none;
                border-radius: 12px;
            }
            .nav-link.active {
                background: rgba(210, 164, 90, 0.1);
                color: var(--primary-light);
            }
            .nav-link:hover {
                background: rgba(180, 105, 59, 0.08);
            }
            /* 文章 */
            .article-hero {
                padding: 56px 0 48px;
            }
            .article-title {
                font-size: 28px;
                line-height: 1.35;
            }
            .article-body-wrap {
                padding: 48px 0 56px;
            }
            .article-content {
                font-size: 16px;
                line-height: 1.85;
            }
            .article-content h2 {
                font-size: 22px;
                margin-top: 32px;
            }
            .article-content h3 {
                font-size: 19px;
            }
            .section-title {
                font-size: 26px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .related-body {
                padding: 16px;
            }
            .btn {
                padding: 12px 24px;
                font-size: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-bottom: 32px;
            }
            .footer-desc {
                max-width: 100%;
            }
        }
        @media (max-width: 520px) {
            .brand-text {
                font-size: 16px;
            }
            .brand-text span {
                font-size: 11px;
            }
            .brand-icon {
                width: 38px;
                height: 38px;
                font-size: 18px;
            }
            .article-title {
                font-size: 24px;
            }
            .breadcrumb .current {
                max-width: 140px;
            }
            .btn-wrap .btn {
                width: 100%;
            }
        }

/* roulang page: category1 */
:root {
  --primary: #B4693B;
  --primary-hover: #C9814F;
  --primary-soft: rgba(180, 105, 59, 0.18);
  --secondary: #24402E;
  --accent: #D2A45A;
  --bg-dark: #16110C;
  --bg-card: #1E1710;
  --bg-card-hover: #251C13;
  --bg-light: #F5EDE3;
  --text-primary: #EFE6D8;
  --text-secondary: #B8A98F;
  --text-dark: #2B2118;
  --text-dark-secondary: #6B5B4A;
  --border: rgba(242, 224, 190, 0.12);
  --border-light: rgba(75, 55, 32, 0.14);
  --success: #3D7A51;
  --warning: #C98A2C;
  --error: #A8433D;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --space-unit: 8px;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
  --font-sans: "HarmonyOS Sans", "Source Han Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
  --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
  --shadow-light: 0 8px 30px rgba(43, 33, 24, 0.08);
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.8;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Header & Navigation ===== */
.site-header {
  background: rgba(22, 17, 12, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  font-size: 28px;
  line-height: 1;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 1px;
  white-space: nowrap;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
  white-space: nowrap;
}

.header-phone a {
  color: var(--accent);
  font-weight: 600;
  font-size: 16px;
}

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

.btn-header {
  background: linear-gradient(135deg, var(--primary), #8A5230);
  color: #fff;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.btn-header:hover {
  background: linear-gradient(135deg, var(--accent), var(--primary));
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(210, 164, 90, 0.25);
}

.header-nav-row {
  border-top: 1px solid rgba(242, 224, 190, 0.08);
  position: relative;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 6px 0;
}

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

.nav-link {
  display: inline-block;
  padding: 10px 20px;
  font-size: 15px;
  color: var(--text-secondary);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  position: relative;
  font-weight: 500;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(242, 224, 190, 0.06);
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  color: var(--text-primary);
  font-size: 18px;
  cursor: pointer;
}

/* ===== Page Hero / Banner ===== */
.category-hero {
  position: relative;
  padding: 100px 0 80px;
  background: linear-gradient(rgba(22, 17, 12, 0.72), rgba(22, 17, 12, 0.85)), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  border-bottom: 1px solid var(--border);
}

.category-hero-inner {
  max-width: 820px;
}

.category-badge-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border: 1px solid rgba(210, 164, 90, 0.4);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--accent);
  background: rgba(210, 164, 90, 0.08);
  letter-spacing: 0.5px;
}

.category-hero h1 {
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.category-hero p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-secondary);
  max-width: 720px;
  margin-bottom: 30px;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--primary), #8A5230);
  color: #fff;
  padding: 14px 30px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent), var(--primary));
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(210, 164, 90, 0.3);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid rgba(242, 224, 190, 0.3);
  color: var(--text-primary);
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-outline:hover {
  border-color: var(--accent);
  background: rgba(210, 164, 90, 0.08);
  color: var(--accent);
}

/* ===== Filter Bar ===== */
.filter-bar {
  padding: 40px 0 10px;
}

.filter-bar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
}

.filter-label {
  font-size: 14px;
  color: var(--text-secondary);
  margin-right: 8px;
  white-space: nowrap;
}

.filter-tag {
  padding: 7px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  background: transparent;
}

.filter-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.filter-tag.active {
  background: var(--primary-soft);
  border-color: var(--primary);
  color: var(--accent);
  font-weight: 600;
}

/* ===== Content Card Grid ===== */
.card-section {
  padding: 40px 0 60px;
}

.section-heading {
  margin-bottom: 36px;
}

.section-heading h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.3;
}

.section-heading p {
  color: var(--text-secondary);
  font-size: 15px;
  max-width: 640px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.content-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.content-card:hover {
  border-color: rgba(210, 164, 90, 0.45);
  background: var(--bg-card-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.card-img-wrap {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}

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

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

.card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(22, 17, 12, 0.82);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(210, 164, 90, 0.45);
  border-radius: var(--radius-pill);
  padding: 4px 14px;
  font-size: 12px;
  color: var(--accent);
  font-weight: 500;
}

.card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-body h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.4;
  transition: all var(--transition);
}

.content-card:hover .card-body h3 {
  color: var(--accent);
}

.card-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 16px;
  flex: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(242, 224, 190, 0.08);
  padding-top: 14px;
}

.card-meta .price {
  color: var(--accent);
  font-weight: 600;
  font-size: 15px;
}

.card-meta .duration {
  color: var(--text-secondary);
  font-size: 13px;
}

/* ===== Pagination ===== */
.pagination-wrap {
  padding: 20px 0 60px;
  text-align: center;
}

.pagination {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.page-btn {
  min-width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  background: transparent;
  padding: 0 12px;
}

.page-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.page-btn.active-page {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  font-weight: 600;
}

.page-btn.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ===== CTA Bar ===== */
.cta-section {
  padding: 60px 0 80px;
}

.cta-bar {
  background: linear-gradient(135deg, rgba(180, 105, 59, 0.16), rgba(36, 64, 46, 0.3)), var(--bg-card);
  border: 1px solid rgba(210, 164, 90, 0.3);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  position: relative;
  overflow: hidden;
}

.cta-bar::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(210, 164, 90, 0.12), transparent 70%);
  border-radius: 50%;
}

.cta-content h3 {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.cta-content p {
  color: var(--text-secondary);
  font-size: 15px;
  max-width: 520px;
}

.cta-phone {
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  font-family: var(--font-serif);
  display: block;
  margin-bottom: 16px;
  letter-spacing: 1px;
  white-space: nowrap;
}

.cta-phone a {
  color: inherit;
}

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

.cta-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===== Process / Steps ===== */
.process-section {
  padding: 60px 0;
  background: rgba(36, 64, 46, 0.08);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.process-item {
  position: relative;
  padding: 28px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  text-align: center;
}

.process-item:hover {
  border-color: rgba(210, 164, 90, 0.4);
  transform: translateY(-4px);
}

.process-num {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 14px;
  display: block;
}

.process-item h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.process-item p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== FAQ ===== */
.faq-section {
  padding: 60px 0;
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  transition: all var(--transition);
  overflow: hidden;
}

.faq-item.open {
  border-color: rgba(210, 164, 90, 0.4);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  transition: all var(--transition);
  gap: 16px;
}

.faq-question:hover {
  color: var(--accent);
}

.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: all var(--transition);
  color: var(--accent);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.85;
  border-top: none;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

/* ===== Footer ===== */
.site-footer {
  background: #100C08;
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

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

.footer-brand-text {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-desc {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
  max-width: 320px;
}

.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  font-family: var(--font-serif);
}

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

.footer-links a {
  color: var(--text-secondary);
  font-size: 14px;
}

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

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact-list li {
  color: var(--text-secondary);
  font-size: 14px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.footer-contact-list a {
  color: var(--accent);
}

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

.footer-qr {
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, rgba(180, 105, 59, 0.2), rgba(36, 64, 46, 0.3));
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  margin-bottom: 12px;
}

.footer-qr-text {
  font-size: 12px;
  color: var(--text-secondary);
}

.footer-bottom {
  border-top: 1px solid rgba(242, 224, 190, 0.08);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  color: var(--text-secondary);
  font-size: 13px;
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 992px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .category-hero h1 {
    font-size: 34px;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  .header-actions {
    gap: 10px;
  }
  .header-phone {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
  .header-nav-row {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border);
    display: none;
    max-height: 80vh;
    overflow-y: auto;
  }
  .header-nav-row.open {
    display: block;
  }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 10px 16px;
    gap: 2px;
  }
  .nav-link {
    display: block;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    font-size: 16px;
  }
  .nav-link.active::after {
    display: none;
  }
  .category-hero {
    padding: 70px 0 50px;
  }
  .category-hero h1 {
    font-size: 28px;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
  .cta-bar {
    padding: 32px 24px;
    flex-direction: column;
    align-items: flex-start;
  }
  .cta-phone {
    font-size: 22px;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-qr {
    width: 100px;
    height: 100px;
  }
  .btn-primary, .btn-outline {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
  }
  .filter-bar-inner {
    padding: 16px;
    gap: 8px;
  }
  .filter-tag {
    font-size: 12px;
    padding: 6px 14px;
  }
}

@media (max-width: 520px) {
  .category-hero h1 {
    font-size: 24px;
  }
  .brand-name {
    font-size: 17px;
  }
  .btn-header {
    padding: 8px 16px;
    font-size: 13px;
  }
  .section-heading h2 {
    font-size: 24px;
  }
  .faq-question {
    font-size: 14px;
    padding: 16px 18px;
  }
}