/* roulang page: index */
:root {
  --bg: #0E0D0B;
  --card-bg: #171411;
  --card-hover: #1F1B17;
  --primary: #C9A96E;
  --primary-light: #D9BC85;
  --secondary: #9A7B4F;
  --secondary-dark: #6B5638;
  --text: #F4EDE3;
  --text-secondary: #A79B8C;
  --text-weak: #7C7366;
  --border: rgba(201,169,110,0.22);
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(0,0,0,0.35);
  --shadow-hover: 0 18px 40px rgba(0,0,0,0.5);
  --transition: 0.25s ease;
  --container-w: 1200px;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; background: none; border: none; }
.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}
h1, h2, h3, h4 {
  font-family: "Noto Serif SC", "Source Han Serif SC", serif;
  font-weight: 800;
  line-height: 1.3;
}
.section {
  padding: 88px 0;
}
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}
.section-title {
  font-size: 32px;
  letter-spacing: 0.02em;
  margin-bottom: 12px;
  color: var(--text);
}
.section-desc {
  color: var(--text-secondary);
  font-size: 15px;
}
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .section-title { font-size: 22px; }
}

/* 卡片化导航面板 */
.site-header {
  position: sticky;
  top: 12px;
  z-index: 100;
  max-width: var(--container-w);
  margin: 16px auto 0;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(14, 13, 11, 0.85);
  border: 1px solid var(--border);
  border-radius: 16px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  min-height: 62px;
}
.logo {
  font-family: "Noto Serif SC", serif;
  font-weight: 900;
  font-size: 17px;
  color: var(--primary);
  letter-spacing: 0.02em;
  white-space: nowrap;
  padding: 8px 0;
}
.logo span { color: var(--text); }
.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.nav-list::-webkit-scrollbar { display: none; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #1F1B17;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 14px;
  color: var(--text-secondary);
  white-space: nowrap;
  transition: var(--transition);
}
.nav-item svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; }
.nav-item:hover {
  background: rgba(201,169,110,0.14);
  color: var(--primary-light);
  border-color: rgba(201,169,110,0.3);
  transform: translateY(-1px);
}
.nav-item.active {
  background: rgba(201,169,110,0.14);
  color: var(--primary);
  border-bottom: 2px solid var(--primary);
}
.nav-cta {
  background: var(--primary);
  color: #0E0D0B;
  font-weight: 700;
  font-size: 14px;
  padding: 10px 20px;
  border-radius: 10px;
  white-space: nowrap;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.nav-cta:hover { background: var(--primary-light); transform: translateY(-1px); }
.nav-cta svg { width: 14px; height: 14px; }
@media (max-width: 1024px) {
  .site-header { flex-wrap: wrap; padding: 12px 16px; gap: 8px; }
  .nav-list { order: 3; width: 100%; justify-content: flex-start; }
}
@media (max-width: 520px) {
  .site-header { top: 8px; margin-top: 8px; border-radius: 14px; }
  .logo { font-size: 15px; }
  .nav-cta { padding: 8px 14px; font-size: 13px; }
}

/* Hero 首屏 */
.hero {
  position: relative;
  padding: 72px 0 40px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 30%, rgba(201,169,110,0.08), transparent 60%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(/%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.hero-content {
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201,169,110,0.12);
  border: 1px solid rgba(201,169,110,0.25);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 13px;
  color: var(--primary-light);
  margin-bottom: 20px;
}
.hero-badge svg { width: 12px; height: 12px; }
.hero-title {
  font-size: 48px;
  line-height: 1.15;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
  color: var(--text);
}
.hero-title .gold { color: var(--primary); }
.hero-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 540px;
  line-height: 1.85;
  margin-bottom: 32px;
}
.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #0E0D0B;
  font-weight: 700;
  font-size: 15px;
  padding: 12px 24px;
  border-radius: 10px;
  transition: var(--transition);
  cursor: pointer;
}
.btn-primary svg { width: 15px; height: 15px; transition: transform var(--transition); }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-1px); }
.btn-primary:hover svg { transform: translateX(4px); }
.btn-primary:active { transform: translateY(0) scale(0.98); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text);
  font-weight: 500;
  font-size: 15px;
  padding: 11px 24px;
  border: 1px solid var(--primary);
  border-radius: 10px;
  transition: var(--transition);
  cursor: pointer;
}
.btn-outline:hover {
  background: rgba(201,169,110,0.08);
  color: var(--primary-light);
  transform: translateY(-1px);
}
.btn-outline:active { transform: translateY(0) scale(0.98); }
.hero-visual {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  box-shadow: var(--shadow-hover);
  border: 1px solid rgba(201,169,110,0.25);
}
.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(14,13,11,0.1) 0%, transparent 35%, rgba(14,13,11,0.85) 100%);
}
.hero-visual-caption {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  z-index: 2;
}
.hero-visual-caption .cap-tag {
  display: inline-block;
  background: rgba(201,169,110,0.2);
  color: var(--primary-light);
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 6px;
}
.hero-visual-caption .cap-title {
  font-family: "Noto Serif SC", serif;
  font-size: 22px;
  font-weight: 900;
  color: var(--text);
  text-shadow: 0 2px 12px rgba(0,0,0,0.6);
}
.hero-visual-caption .cap-sub {
  font-size: 13px;
  color: rgba(244,237,227,0.8);
  margin-top: 2px;
}
/* 指标看板 */
.hero-stats {
  margin-top: 64px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  position: relative;
  z-index: 2;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.stat-item {
  padding: 28px 16px;
  text-align: center;
  border-right: 1px solid rgba(201,169,110,0.12);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-family: "Noto Serif SC", serif;
  font-size: 32px;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.stat-num small { font-size: 18px; }
.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 6px;
}
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 460px; margin: 0 auto; aspect-ratio: 16/10; }
  .hero-title { font-size: 40px; }
}
@media (max-width: 768px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(n+3) { border-top: 1px solid rgba(201,169,110,0.12); }
}
@media (max-width: 520px) {
  .hero { padding: 48px 0 24px; }
  .hero-title { font-size: 30px; }
  .hero-subtitle { font-size: 15px; }
  .hero-buttons .btn-primary, .hero-buttons .btn-outline { width: 100%; justify-content: center; }
  .stat-num { font-size: 26px; }
}

/* 服务矩阵 */
.services-grid {
  display: grid;
  grid-template-columns: repeat(16, 1fr);
  gap: 20px;
}
.service-card {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
  background: var(--card-bg);
  box-shadow: var(--shadow);
}
.service-card.large { grid-column: span 7; min-height: 280px; }
.service-card.regular { grid-column: span 4; min-height: 220px; }
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(201,169,110,0.4);
}
.service-card-inner {
  display: flex;
  flex-direction: column;
  padding: 28px;
  height: 100%;
  position: relative;
  z-index: 2;
}
.service-card.large .service-card-inner {
  justify-content: flex-end;
  padding: 32px;
  min-height: 280px;
}
.service-card.large::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(14,13,11,0.15) 0%, rgba(14,13,11,0.9) 100%);
  transition: var(--transition);
}
.service-card.large.bg-card-1 { background: url('/assets/images/coverpic/cover-1.jpg') center/cover no-repeat; }
.service-card.large.bg-card-2 { background: url('/assets/images/coverpic/cover-2.jpg') center/cover no-repeat; }
.service-tag {
  align-self: flex-start;
  background: rgba(201,169,110,0.18);
  border: 1px solid rgba(201,169,110,0.3);
  color: var(--primary-light);
  font-size: 12px;
  padding: 3px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
}
.service-title {
  font-family: "Noto Serif SC", serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 8px;
}
.service-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
}
.service-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--primary);
  transition: var(--transition);
}
.service-more svg { width: 14px; height: 14px; transition: transform var(--transition); }
.service-card:hover .service-more svg { transform: translateX(4px); }
.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(201,169,110,0.12);
  border: 1px solid rgba(201,169,110,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.service-icon svg { width: 22px; height: 22px; stroke: var(--primary); fill: none; stroke-width: 2; }
@media (max-width: 1024px) {
  .service-card.large { grid-column: span 8; }
  .service-card.regular { grid-column: span 8; }
}
@media (max-width: 768px) {
  .services-grid { grid-template-columns: 1fr; }
  .service-card.large, .service-card.regular { grid-column: span 1; }
}

/* 结果对比 */
.compare-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: stretch;
}
.compare-panel {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow);
}
.compare-panel h3 {
  font-size: 20px;
  margin-bottom: 24px;
  color: var(--text);
}
.compare-bar-item {
  margin-bottom: 22px;
}
.compare-bar-item:last-child { margin-bottom: 0; }
.compare-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  margin-bottom: 8px;
  color: var(--text-secondary);
}
.compare-bar-label .bar-value {
  color: var(--primary);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.compare-bar-track {
  height: 8px;
  background: rgba(201,169,110,0.1);
  border-radius: 100px;
  overflow: hidden;
}
.compare-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--secondary-dark), var(--primary));
  border-radius: 100px;
  transition: width 1s ease;
}
.review-card {
  background: var(--card-hover);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 14px;
  border: 1px solid rgba(201,169,110,0.12);
  position: relative;
}
.review-card:last-child { margin-bottom: 0; }
.review-card::before {
  content: "“";
  position: absolute;
  top: 8px;
  left: 14px;
  font-family: "Noto Serif SC", serif;
  font-size: 40px;
  color: var(--primary);
  opacity: 0.3;
  line-height: 1;
}
.review-text {
  font-size: 14px;
  color: var(--text);
  line-height: 1.7;
  padding-left: 18px;
  margin-bottom: 10px;
}
.review-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--text-weak);
  padding-left: 18px;
}
.review-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--secondary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--primary-light);
  font-weight: 700;
}
@media (max-width: 1024px) {
  .compare-inner { grid-template-columns: 1fr; }
}

/* 最新资讯 */
.news-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}
.news-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.news-item {
  display: flex;
  gap: 18px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: var(--transition);
  align-items: center;
}
.news-item:hover {
  transform: translateX(4px);
  background: var(--card-hover);
  border-color: rgba(201,169,110,0.35);
}
.news-thumb {
  width: 120px;
  height: 80px;
  flex-shrink: 0;
  border-radius: 10px;
  overflow: hidden;
  background: #1F1B17;
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.news-content {
  flex: 1;
  min-width: 0;
}
.news-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-title a:hover { color: var(--primary); }
.news-excerpt {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 6px;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--text-weak);
}
.news-meta .tag {
  background: rgba(201,169,110,0.12);
  color: var(--primary-light);
  padding: 2px 10px;
  border-radius: 100px;
  font-size: 11px;
}
.news-link {
  color: var(--primary);
  font-size: 13px;
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}
.news-link svg { width: 14px; height: 14px; transition: transform var(--transition); }
.news-item:hover .news-link svg { transform: translateX(3px); }
.news-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px;
  background: var(--card-bg);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  color: var(--text-weak);
  font-size: 15px;
  text-align: center;
}
.news-empty svg {
  width: 40px;
  height: 40px;
  stroke: var(--text-weak);
  fill: none;
  stroke-width: 1.5;
  margin-bottom: 12px;
}
@media (max-width: 1024px) {
  .news-layout { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .news-item { flex-direction: column; align-items: flex-start; }
  .news-thumb { width: 100%; height: 140px; }
  .news-link { margin-left: 0; }
}

/* 保障条 */
.trust-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 56px;
}
.trust-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: var(--transition);
}
.trust-card:hover { border-color: rgba(201,169,110,0.4); transform: translateY(-2px); }
.trust-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 10px;
  background: rgba(201,169,110,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}
.trust-icon svg { width: 20px; height: 20px; stroke: var(--primary); fill: none; stroke-width: 2; }
.trust-text h4 { font-size: 16px; margin-bottom: 4px; }
.trust-text p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }
@media (max-width: 768px) {
  .trust-bar { grid-template-columns: 1fr; }
}

/* FAQ */
.faq-wrap { max-width: 840px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid rgba(201,169,110,0.18);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  cursor: pointer;
  font-family: "Noto Serif SC", serif;
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  transition: var(--transition);
}
.faq-question:hover { color: var(--primary-light); }
.faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition);
}
.faq-icon svg { width: 14px; height: 14px; stroke: var(--primary); fill: none; stroke-width: 2; }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-answer p {
  padding-bottom: 22px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
  max-width: 90%;
}
.faq-item.active .faq-answer { max-height: 500px; }

/* 转化表单 */
.contact-inner {
  max-width: 680px;
  margin: 0 auto;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow);
}
.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 14px;
  margin-bottom: 6px;
  color: var(--text-secondary);
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid rgba(201,169,110,0.25);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 15px;
  color: var(--text);
  transition: var(--transition);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: 2px solid var(--primary-light);
  outline-offset: 3px;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(201,169,110,0.15);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-weak); }
.form-textarea { resize: vertical; min-height: 100px; }
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23C9A96E' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}
.form-submit {
  width: 100%;
  justify-content: center;
  margin-top: 6px;
}
.form-note {
  font-size: 12px;
  color: var(--text-weak);
  text-align: center;
  margin-top: 16px;
}
@media (max-width: 520px) {
  .contact-inner { padding: 24px; }
  .contact-form .form-row { grid-template-columns: 1fr; gap: 0; }
}

/* 页脚 */
.site-footer {
  background: #0B0A08;
  border-top: 1px solid var(--border);
  padding: 56px 0 24px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .logo { font-size: 18px; }
.footer-brand p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 14px;
  line-height: 1.7;
  max-width: 320px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  font-family: "Noto Sans SC", sans-serif;
}
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  font-size: 14px;
  color: var(--text-secondary);
  transition: var(--transition);
}
.footer-col a:hover { color: var(--primary); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(201,169,110,0.15);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-weak);
}
.footer-bottom .icp { color: var(--text-weak); }
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; }
}

/* 焦点状态 */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--primary-light);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
  html { scroll-behavior: auto; }
}

/* roulang page: article */
:root {
        --bg: #0E0D0B;
        --surface: #171411;
        --surface-raised: #1F1B17;
        --surface-soft: #1a1613;
        --gold: #C9A96E;
        --gold-bright: #D9BC85;
        --bronze: #9A7B4F;
        --bronze-dark: #6B5638;
        --text-main: #F4EDE3;
        --text-secondary: #A79B8C;
        --text-weak: #7C7366;
        --border: rgba(201, 169, 110, 0.22);
        --border-strong: rgba(201, 169, 110, 0.4);
        --success: #6F8F72;
        --warning: #C4574A;
        --radius-lg: 20px;
        --radius-md: 16px;
        --radius-sm: 10px;
        --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
        --shadow-lg: 0 18px 40px rgba(0, 0, 0, 0.5);
        --font-head: "Noto Serif SC", "Source Han Serif SC", serif;
        --font-body: "Noto Sans SC", system-ui, -apple-system, sans-serif;
        --container: 1200px;
        --speed: 0.25s ease;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-body);
        background: var(--bg);
        background-image: radial-gradient(ellipse at 15% 0%, rgba(201, 169, 110, 0.05) 0%, transparent 55%),
            url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.025'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(/%23n)'/%3E%3C/svg%3E");
        color: var(--text-main);
        line-height: 1.75;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
    }

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

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

    ul, ol {
        list-style: none;
    }

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

    :focus-visible {
        outline: 2px solid var(--gold-bright);
        outline-offset: 3px;
        border-radius: 4px;
    }

    @media (prefers-reduced-motion: reduce) {
        *, *::before, *::after {
            animation: none !important;
            transition: none !important;
        }
    }

    .container {
        max-width: var(--container);
        margin: 0 auto;
        padding-left: 24px;
        padding-right: 24px;
    }

    /* ===== 导航面板 ===== */
    .site-header {
        position: sticky;
        top: 14px;
        z-index: 1000;
        max-width: var(--container);
        margin: 18px auto 0;
        padding: 12px 18px;
        background: rgba(23, 20, 17, 0.86);
        -webkit-backdrop-filter: blur(14px);
        backdrop-filter: blur(14px);
        border: 1px solid var(--border);
        border-radius: 18px;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 18px;
    }

    .logo {
        display: inline-flex;
        align-items: baseline;
        font-family: var(--font-head);
        font-weight: 800;
        font-size: 20px;
        color: var(--text-main);
        letter-spacing: 0.02em;
        line-height: 1.2;
        white-space: nowrap;
    }

    .logo span {
        color: var(--gold);
        font-size: 13px;
        font-weight: 600;
        margin-left: 6px;
    }

    .nav-list {
        display: flex;
        align-items: center;
        gap: 6px;
        flex: 1;
        justify-content: center;
    }

    .nav-item {
        display: inline-flex;
        align-items: center;
        gap: 7px;
        padding: 8px 14px;
        border-radius: var(--radius-sm);
        background: var(--surface-raised);
        color: var(--text-secondary);
        font-size: 14px;
        font-weight: 500;
        white-space: nowrap;
        transition: background var(--speed), color var(--speed), transform var(--speed);
    }

    .nav-item svg {
        width: 16px;
        height: 16px;
        fill: none;
        stroke: currentColor;
        stroke-width: 1.8;
        stroke-linecap: round;
        stroke-linejoin: round;
    }

    .nav-item:hover {
        background: rgba(201, 169, 110, 0.14);
        color: var(--gold-bright);
        transform: translateY(-1px);
    }

    .nav-item.active {
        background: rgba(201, 169, 110, 0.14);
        color: var(--gold);
        position: relative;
    }

    .nav-item.active::after {
        content: '';
        position: absolute;
        bottom: -5px;
        left: 14px;
        right: 14px;
        height: 2px;
        border-radius: 2px;
        background: var(--gold);
    }

    .nav-cta {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 10px 20px;
        background: var(--gold);
        color: #1a1714;
        border-radius: var(--radius-sm);
        font-size: 14px;
        font-weight: 700;
        white-space: nowrap;
        transition: background var(--speed), transform var(--speed), box-shadow var(--speed);
    }

    .nav-cta svg {
        width: 16px;
        height: 16px;
    }

    .nav-cta:hover {
        background: var(--gold-bright);
        color: #1a1714;
        transform: translateY(-1px);
        box-shadow: 0 6px 20px rgba(201, 169, 110, 0.3);
    }

    .nav-cta:active {
        transform: translateY(1px);
    }

    /* ===== 文章主体 ===== */
    .article-wrap {
        padding: 56px 0 72px;
    }

    .breadcrumb {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 13px;
        color: var(--text-secondary);
        margin-bottom: 28px;
    }

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

    .breadcrumb a:hover {
        color: var(--gold-bright);
    }

    .breadcrumb .sep {
        color: var(--bronze);
        font-size: 12px;
    }

    .breadcrumb .current {
        color: var(--text-main);
        max-width: 420px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .article-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 52px 56px;
        box-shadow: var(--shadow);
        max-width: 860px;
        margin: 0 auto;
        position: relative;
        overflow: hidden;
    }

    .article-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, transparent, var(--gold), transparent);
        opacity: 0.5;
    }

    .article-title {
        font-family: var(--font-head);
        font-size: 42px;
        font-weight: 900;
        line-height: 1.25;
        letter-spacing: 0.02em;
        color: var(--text-main);
        margin-bottom: 20px;
    }

    .article-meta {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 14px;
        padding-bottom: 22px;
        border-bottom: 1px solid var(--border);
        margin-bottom: 30px;
        font-size: 13px;
        color: var(--text-secondary);
    }

    .metric-badge {
        background: rgba(201, 169, 110, 0.12);
        color: var(--gold);
        padding: 3px 12px;
        border-radius: 20px;
        font-size: 12px;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 5px;
    }

    .article-content {
        max-width: 720px;
        margin: 0 auto;
        font-size: 16px;
        line-height: 1.85;
        color: var(--text-main);
        word-break: break-word;
    }

    .article-content p {
        margin-bottom: 20px;
        text-align: justify;
    }

    .article-content h2 {
        font-family: var(--font-head);
        font-size: 26px;
        font-weight: 800;
        color: var(--gold-bright);
        margin: 42px 0 16px;
        line-height: 1.35;
    }

    .article-content h3 {
        font-size: 19px;
        font-weight: 700;
        color: var(--text-main);
        margin: 32px 0 12px;
        line-height: 1.4;
    }

    .article-content h4 {
        font-size: 16px;
        font-weight: 700;
        color: var(--gold);
        margin: 24px 0 10px;
    }

    .article-content blockquote {
        border-left: 3px solid var(--gold);
        background: linear-gradient(90deg, rgba(201, 169, 110, 0.06), transparent);
        padding: 16px 22px;
        margin: 26px 0;
        border-radius: 0 12px 12px 0;
        font-family: var(--font-head);
        color: var(--text-secondary);
        font-style: italic;
        line-height: 1.7;
    }

    .article-content blockquote p {
        margin-bottom: 0;
    }

    .article-content img {
        border-radius: 14px;
        margin: 26px 0;
        box-shadow: var(--shadow);
        width: 100%;
        height: auto;
    }

    .article-content ul,
    .article-content ol {
        margin: 20px 0 22px 24px;
    }

    .article-content ul li {
        list-style: disc;
        margin-bottom: 8px;
        padding-left: 4px;
    }

    .article-content ol li {
        list-style: decimal;
        margin-bottom: 8px;
        padding-left: 4px;
    }

    .article-content a {
        color: var(--gold-bright);
        border-bottom: 1px solid var(--border-strong);
    }

    .article-content a:hover {
        color: var(--gold);
        border-bottom-color: var(--gold);
    }

    .article-content table {
        width: 100%;
        border-collapse: collapse;
        margin: 24px 0;
        font-size: 14px;
    }

    .article-content th,
    .article-content td {
        border: 1px solid var(--border);
        padding: 10px 14px;
        text-align: left;
    }

    .article-content th {
        background: var(--surface-raised);
        color: var(--gold);
        font-weight: 600;
    }

    /* ===== 内容未找到 ===== */
    .not-found {
        text-align: center;
        padding: 70px 30px;
    }

    .not-found .nf-icon {
        font-size: 54px;
        margin-bottom: 16px;
        opacity: 0.6;
    }

    .not-found h2 {
        font-family: var(--font-head);
        font-size: 26px;
        font-weight: 800;
        margin-bottom: 10px;
        color: var(--text-main);
    }

    .not-found p {
        color: var(--text-secondary);
        margin-bottom: 24px;
        font-size: 15px;
    }

    .btn-home {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 11px 26px;
        background: var(--gold);
        color: #1a1714;
        border-radius: var(--radius-sm);
        font-weight: 700;
        font-size: 14px;
        transition: background var(--speed), transform var(--speed), box-shadow var(--speed);
    }

    .btn-home:hover {
        background: var(--gold-bright);
        color: #1a1714;
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(201, 169, 110, 0.3);
    }

    /* ===== 相关推荐 ===== */
    .related-section {
        max-width: 860px;
        margin: 56px auto 0;
    }

    .related-title {
        font-family: var(--font-head);
        font-size: 24px;
        font-weight: 800;
        text-align: center;
        color: var(--gold-bright);
        margin-bottom: 8px;
    }

    .related-subtitle {
        text-align: center;
        color: var(--text-weak);
        font-size: 13px;
        margin-bottom: 28px;
    }

    .related-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .related-card {
        display: block;
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: transform var(--speed), box-shadow var(--speed), border-color var(--speed);
    }

    .related-card:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
        border-color: var(--border-strong);
    }

    .related-card .thumb {
        width: 100%;
        height: 140px;
        object-fit: cover;
        background: var(--surface-raised);
    }

    .related-card-body {
        padding: 16px 18px 18px;
    }

    .related-card h3 {
        font-size: 15px;
        font-weight: 600;
        line-height: 1.5;
        margin-bottom: 8px;
        color: var(--text-main);
        transition: color var(--speed);
    }

    .related-card:hover h3 {
        color: var(--gold-bright);
    }

    .related-card p {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .related-card .r-meta {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 12px;
        color: var(--text-weak);
        margin-top: 12px;
    }

    .related-card .r-meta .tag {
        color: var(--gold);
        background: rgba(201, 169, 110, 0.08);
        padding: 2px 8px;
        border-radius: 4px;
        font-size: 11px;
    }

    /* ===== 返回入口 ===== */
    .back-entry {
        max-width: 860px;
        margin: 36px auto 0;
        text-align: center;
    }

    .btn-back {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 28px;
        background: transparent;
        border: 1px solid var(--gold);
        color: var(--text-main);
        border-radius: var(--radius-sm);
        font-size: 14px;
        font-weight: 500;
        transition: background var(--speed), color var(--speed), transform var(--speed);
    }

    .btn-back svg {
        width: 16px;
        height: 16px;
        fill: none;
        stroke: currentColor;
        stroke-width: 2;
        stroke-linecap: round;
        stroke-linejoin: round;
    }

    .btn-back:hover {
        background: rgba(201, 169, 110, 0.08);
        color: var(--gold-bright);
        transform: translateX(-3px);
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: #0B0A08;
        border-top: 1px solid var(--border);
        padding: 56px 0 28px;
        margin-top: 20px;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 3fr 1.4fr 1.6fr 1.4fr;
        gap: 40px;
        margin-bottom: 40px;
    }

    .footer-brand .logo {
        margin-bottom: 14px;
        display: inline-flex;
    }

    .footer-brand p {
        font-size: 14px;
        line-height: 1.8;
        color: var(--text-secondary);
        margin-top: 10px;
        max-width: 340px;
    }

    .footer-col h4 {
        font-family: var(--font-head);
        font-size: 15px;
        font-weight: 700;
        color: var(--gold);
        margin-bottom: 16px;
        letter-spacing: 0.04em;
    }

    .footer-col ul li {
        margin-bottom: 10px;
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.6;
    }

    .footer-col ul li a {
        color: var(--text-secondary);
        transition: color var(--speed);
    }

    .footer-col ul li a:hover {
        color: var(--gold-bright);
    }

    .footer-bottom {
        border-top: 1px solid rgba(201, 169, 110, 0.12);
        padding-top: 22px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
        font-size: 13px;
        color: var(--text-weak);
    }

    .footer-bottom .icp {
        color: var(--text-weak);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1023px) {
        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
    }

    @media (max-width: 767px) {
        .site-header {
            flex-wrap: wrap;
            top: 8px;
            margin-top: 10px;
            padding: 12px 14px;
            gap: 10px;
        }

        .logo {
            font-size: 17px;
            flex: 1;
        }

        .logo span {
            font-size: 12px;
        }

        .nav-list {
            order: 3;
            width: 100%;
            overflow-x: auto;
            flex-wrap: nowrap;
            padding-bottom: 4px;
            justify-content: flex-start;
            scrollbar-width: none;
        }

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

        .nav-item {
            flex-shrink: 0;
            padding: 7px 12px;
        }

        .nav-item.active::after {
            bottom: -4px;
            left: 12px;
            right: 12px;
        }

        .nav-cta {
            padding: 8px 14px;
            font-size: 13px;
        }

        .article-wrap {
            padding: 32px 0 48px;
        }

        .article-card {
            padding: 28px 20px;
            border-radius: 16px;
        }

        .article-title {
            font-size: 30px;
            line-height: 1.3;
        }

        .article-content {
            font-size: 15px;
            line-height: 1.8;
        }

        .related-grid {
            grid-template-columns: 1fr;
            gap: 16px;
        }

        .related-card .thumb {
            height: 120px;
        }

        .breadcrumb {
            font-size: 12px;
        }

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

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

    @media (max-width: 520px) {
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }

        .site-header {
            padding: 10px 12px;
        }

        .logo {
            font-size: 15px;
        }

        .logo span {
            font-size: 11px;
        }

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

        .article-meta {
            gap: 10px;
            font-size: 12px;
        }
    }

/* roulang page: index */
:root {
  --primary-bg: #1B140E;
  --secondary-bg: #241C14;
  --tertiary-bg: #2C221A;
  --accent: #D5A14B;
  --accent-light: #E3B865;
  --accent-dark: #A5803A;
  --clay: #A54B32;
  --clay-light: #C96B4A;
  --cream: #F5EDE0;
  --text-main: #F2EADD;
  --text-secondary: #B7A88A;
  --text-muted: #8A7A60;
  --border: rgba(213, 161, 75, .25);
  --border-light: rgba(213, 161, 75, .14);
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 12px 30px rgba(0, 0, 0, .35);
  --shadow-hover: 0 18px 40px rgba(0, 0, 0, .45);
  --space-section: 80px;
  --space-mobile: 48px;
  --container: 1200px;
  --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", SimSun, serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-main);
  background-color: var(--primary-bg);
  background-image: radial-gradient(ellipse at 20% 0%, rgba(213, 161, 75, .06) 0%, transparent 55%);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--accent);
  text-decoration: none;
  transition: color .2s ease;
}
a:hover {
  color: var(--accent-light);
}
ul, ol {
  list-style: none;
}
button {
  font-family: inherit;
  cursor: pointer;
}
input, select, textarea {
  font-family: inherit;
  font-size: 14px;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(213, 161, 75, .1);
  border: 1px solid var(--border-light);
  padding: 4px 14px;
  border-radius: 30px;
  margin-bottom: 16px;
}
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 50px;
}
.section-head h2 {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 12px;
}
.section-head p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}
/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all .25s ease;
  border: 2px solid transparent;
  cursor: pointer;
  line-height: 1.4;
}
.btn-accent {
  background: var(--accent);
  color: #1B140E;
}
.btn-accent:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  color: #1B140E;
  box-shadow: 0 8px 24px rgba(213, 161, 75, .3);
}
.btn-ghost {
  background: transparent;
  border-color: rgba(213, 161, 75, .45);
  color: var(--accent);
}
.btn-ghost:hover {
  border-color: var(--accent);
  background: rgba(213, 161, 75, .08);
  color: var(--accent-light);
  transform: translateY(-2px);
}
.btn-block {
  width: 100%;
}
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(27, 20, 14, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--clay) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #1B140E;
  box-shadow: 0 4px 14px rgba(213, 161, 75, .3);
  flex-shrink: 0;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.brand-text strong {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--accent);
  letter-spacing: .02em;
  font-weight: 700;
}
.brand-text small {
  font-size: 11px;
  color: var(--text-secondary);
  letter-spacing: .08em;
}
.main-nav ul {
  display: flex;
  gap: 32px;
}
.main-nav a {
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  padding: 8px 0;
  position: relative;
  transition: color .2s ease;
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width .25s ease;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--accent);
}
.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}
.nav-cta {
  padding: 9px 22px;
  font-size: 14px;
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--accent);
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  font-size: 18px;
  align-items: center;
  justify-content: center;
}
/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 680px;
  background: url('/assets/images/backpic/back-1.jpg') center center / cover no-repeat;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(27,20,14,.94) 0%, rgba(27,20,14,.82) 40%, rgba(27,20,14,.45) 78%, rgba(27,20,14,.65) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(213, 161, 75, .12);
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 6px 16px;
  font-size: 13px;
  color: var(--accent);
  letter-spacing: .04em;
  margin-bottom: 22px;
}
.hero h1 {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-main);
  letter-spacing: .02em;
  margin-bottom: 20px;
  text-shadow: 0 4px 30px rgba(0, 0, 0, .5);
}
.hero-sub {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 30px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-poster {
  position: relative;
  border-radius: var(--radius);
  min-height: 380px;
  background: url('/assets/images/backpic/back-2.jpg') center center / cover no-repeat;
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1px solid var(--border-light);
}
.hero-poster::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(27,20,14,.1) 0%, rgba(27,20,14,.78) 100%);
}
.poster-content {
  position: absolute;
  left: 24px;
  bottom: 24px;
  right: 24px;
  z-index: 1;
}
.poster-badge {
  display: inline-block;
  background: var(--clay);
  color: var(--cream);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 30px;
  margin-bottom: 10px;
}
.poster-content strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--text-main);
  margin-bottom: 4px;
}
.poster-content p {
  color: var(--text-secondary);
  font-size: 14px;
}
.hero-meta {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--border-light);
  background: rgba(27, 20, 14, .55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero-meta-inner {
  display: flex;
  justify-content: center;
  gap: 48px;
  padding: 16px 0;
}
.hero-meta-inner span {
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: .03em;
}
.hero-meta-inner span::before {
  content: '·';
  color: var(--accent);
  font-weight: 700;
  margin-right: 6px;
}
/* ===== Stats ===== */
.stats {
  padding: var(--space-section) 0;
  background: var(--secondary-bg);
  border-bottom: 1px solid var(--border-light);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  padding: 32px 16px;
  position: relative;
  background: rgba(213, 161, 75, .04);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  transition: all .3s ease;
}
.stat-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--accent);
}
.stat-item:hover {
  border-color: var(--border);
  background: rgba(213, 161, 75, .07);
  transform: translateY(-3px);
}
.stat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 46px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
  margin-bottom: 8px;
  letter-spacing: .02em;
}
.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  letter-spacing: .04em;
}
.stats-rating {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--border-light);
  flex-wrap: wrap;
}
.rating-stars {
  color: var(--accent);
  font-size: 18px;
  letter-spacing: 4px;
}
.stats-rating span:last-child {
  color: var(--text-secondary);
  font-size: 13px;
}
/* ===== Services ===== */
.services {
  padding: var(--space-section) 0;
  background: var(--primary-bg);
}
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 900px;
  margin: 0 auto;
}
.service-card {
  position: relative;
  background: linear-gradient(145deg, var(--secondary-bg) 0%, var(--tertiary-bg) 100%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 36px 32px;
  text-decoration: none;
  transition: all .3s ease;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(213,161,75,.12) 0%, transparent 70%);
  transition: opacity .3s ease;
}
.service-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  background: linear-gradient(145deg, var(--tertiary-bg) 0%, #33291F 100%);
}
.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(213, 161, 75, .1);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--accent);
  margin-bottom: 20px;
  transition: all .3s ease;
}
.service-card:hover .service-icon {
  background: var(--accent);
  color: #1B140E;
}
.service-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
}
.service-card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 16px;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 500;
}
.service-card:hover .service-link {
  color: var(--accent-light);
}
/* ===== Compare ===== */
.compare {
  padding: var(--space-section) 0;
  background: var(--secondary-bg);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  max-width: 960px;
  margin: 0 auto;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--tertiary-bg);
}
.compare-col {
  padding: 40px 36px;
  position: relative;
}
.compare-col:first-child {
  border-right: 1px solid var(--border-light);
}
.compare-col::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent) 0%, transparent 100%);
}
.compare-col:last-child::before {
  background: linear-gradient(90deg, var(--clay) 0%, transparent 100%);
}
.compare-col h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}
.compare-sub {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
  letter-spacing: .04em;
}
.compare-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.compare-col li {
  position: relative;
  padding-left: 22px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
}
.compare-col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  opacity: .7;
}
.compare-col:last-child li::before {
  background: var(--clay);
}
/* ===== News ===== */
.news {
  padding: var(--space-section) 0;
  background: var(--primary-bg);
}
.news-layout {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 28px;
}
.news-featured {
  background: var(--secondary-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .3s ease;
}
.news-featured:hover {
  border-color: var(--border);
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.news-featured img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}
.news-featured-body {
  padding: 24px;
}
.news-cat {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(213, 161, 75, .1);
  border: 1px solid var(--border-light);
  padding: 3px 12px;
  border-radius: 30px;
  margin-bottom: 12px;
}
.news-featured-body h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.4;
  margin-bottom: 10px;
}
.news-featured-body h3 a {
  color: var(--text-main);
}
.news-featured-body h3 a:hover {
  color: var(--accent);
}
.news-featured-body p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 14px;
}
.news-featured-body time {
  font-size: 13px;
  color: var(--text-muted);
}
.news-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.news-list-item {
  display: flex;
  gap: 14px;
  background: var(--secondary-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-decoration: none;
  transition: all .25s ease;
}
.news-list-item:hover {
  border-color: var(--border);
  background: var(--tertiary-bg);
  transform: translateX(4px);
}
.news-list-info {
  flex: 1;
}
.news-list-info h4 {
  font-size: 15px;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 5px;
  font-weight: 600;
}
.news-list-info h4:hover {
  color: var(--accent);
}
.news-list-info p {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.news-meta time {
  font-size: 12px;
  color: var(--text-muted);
}
.news-meta .news-cat {
  margin-bottom: 0;
  padding: 2px 10px;
  font-size: 11px;
}
.news-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
  background: var(--secondary-bg);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  font-size: 15px;
}
/* ===== FAQ ===== */
.faq {
  padding: var(--space-section) 0;
  background: var(--secondary-bg);
  border-top: 1px solid var(--border-light);
}
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--tertiary-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color .25s ease;
}
.faq-item:hover {
  border-color: var(--border);
}
.faq-item.open {
  border-color: var(--border);
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 18px;
  background: none;
  border: none;
  padding: 20px 24px;
  text-align: left;
  color: var(--text-main);
  font-size: 15px;
  font-weight: 500;
  transition: background .25s ease;
}
.faq-q:hover {
  background: rgba(213, 161, 75, .05);
}
.faq-num {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  min-width: 36px;
  opacity: .7;
}
.faq-icon {
  margin-left: auto;
  font-size: 22px;
  color: var(--accent);
  transition: transform .3s ease;
  font-weight: 400;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
  padding: 0 24px;
}
.faq-item.open .faq-a {
  max-height: 300px;
  padding: 0 24px 20px 78px;
}
.faq-a p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
}
/* ===== Contact ===== */
.contact {
  padding: var(--space-section) 0;
  background: var(--primary-bg);
  position: relative;
  overflow: hidden;
}
.contact::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(213, 161, 75, .08) 0%, transparent 70%);
  pointer-events: none;
}
.contact-card {
  max-width: 960px;
  margin: 0 auto;
  background: var(--secondary-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.contact-info {
  padding: 40px 36px;
  background: linear-gradient(160deg, rgba(213, 161, 75, .06) 0%, transparent 60%);
}
.contact-info h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  line-height: 1.3;
  margin-bottom: 14px;
}
.contact-info p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 30px;
}
.contact-secure {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact-secure span {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-secondary);
}
.contact-secure i {
  color: var(--accent);
  font-size: 16px;
  width: 20px;
  text-align: center;
}
.contact-form {
  padding: 40px 36px;
  background: var(--cream);
  border-radius: 0 0 var(--radius) 0;
}
.form-row {
  margin-bottom: 16px;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid rgba(27, 20, 14, .15);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 14px;
  color: #1B140E;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.form-row input::placeholder,
.form-row textarea::placeholder {
  color: #A59680;
}
.form-row textarea {
  height: 80px;
  resize: vertical;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(213, 161, 75, .15);
}
.contact-form .btn {
  margin-top: 8px;
}
/* ===== Footer ===== */
.site-footer {
  background: #120D09;
  border-top: 1px solid var(--border-light);
  padding: 60px 0 24px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border-light);
  flex-wrap: wrap;
}
.footer-brand {
  max-width: 420px;
}
.footer-logo {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  display: block;
  margin-bottom: 12px;
  letter-spacing: .02em;
}
.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
}
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-nav a {
  color: var(--text-secondary);
  font-size: 14px;
  text-decoration: none;
  transition: color .2s ease, padding-left .2s ease;
}
.footer-nav a:hover {
  color: var(--accent);
  padding-left: 6px;
}
.footer-bottom {
  padding-top: 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}
/* ===== Responsive ===== */
@media (max-width: 1199px) {
  .hero-content {
    gap: 32px;
  }
  .hero h1 {
    font-size: 38px;
  }
}
@media (max-width: 991px) {
  .hero-content {
    grid-template-columns: 1fr;
    padding-top: 60px;
    padding-bottom: 60px;
  }
  .hero-poster {
    min-height: 280px;
    max-width: 560px;
  }
  .hero {
    min-height: auto;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .services-grid {
    grid-template-columns: 1fr;
    max-width: 640px;
  }
  .compare-grid {
    grid-template-columns: 1fr;
  }
  .compare-col:first-child {
    border-right: none;
    border-bottom: 1px solid var(--border-light);
  }
  .news-layout {
    grid-template-columns: 1fr;
  }
  .contact-card {
    grid-template-columns: 1fr;
  }
  .contact-form {
    border-radius: 0;
  }
  .footer-top {
    flex-direction: column;
    gap: 30px;
  }
}
@media (max-width: 767px) {
  .container {
    padding: 0 16px;
  }
  .header-inner {
    height: 64px;
  }
  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(27, 20, 14, .97);
    border-bottom: 1px solid var(--border);
    padding: 16px;
    display: none;
    z-index: 999;
  }
  .main-nav.open {
    display: block;
  }
  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }
  .main-nav a {
    display: block;
    padding: 14px 12px;
    font-size: 16px;
    border-radius: var(--radius-sm);
  }
  .main-nav a::after {
    display: none;
  }
  .main-nav a:hover,
  .main-nav a.active {
    background: rgba(213, 161, 75, .08);
  }
  .nav-cta {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .hero-content {
    padding-top: 48px;
    padding-bottom: 48px;
  }
  .hero h1 {
    font-size: 30px;
  }
  .hero-sub {
    font-size: 15px;
  }
  .hero-meta-inner {
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 14px 0;
  }
  .hero-meta-inner span {
    font-size: 13px;
  }
  .hero-meta-inner span::before {
    display: none;
  }
  .stats-grid {
    gap: 12px;
  }
  .stat-number {
    font-size: 32px;
  }
  .stat-item {
    padding: 24px 12px;
  }
  .compare-col {
    padding: 28px 20px;
  }
  .section-head h2 {
    font-size: 26px;
  }
  .section-head {
    margin-bottom: 32px;
  }
  .news-featured img {
    height: 180px;
  }
  .news-featured-body h3 {
    font-size: 18px;
  }
  .faq-q {
    padding: 16px;
    gap: 12px;
  }
  .faq-num {
    font-size: 16px;
    min-width: 24px;
  }
  .faq-item.open .faq-a {
    padding: 0 16px 16px;
  }
  .contact-info,
  .contact-form {
    padding: 28px 22px;
  }
  .site-footer {
    padding: 40px 0 20px;
  }
}

/* roulang page: article */
:root {
  --color-bg: #1B140E;
  --color-panel: #241A11;
  --color-accent: #D5A14B;
  --color-accent-light: #E6BC75;
  --color-point: #A54B32;
  --color-card-bg: #F5EDE0;
  --color-text: #F2EADD;
  --color-text-dim: #B7A88A;
  --color-body-text: #3A2E24;
  --color-border: rgba(213, 161, 75, .25);
  --radius-card: 12px;
  --radius-btn: 8px;
  --shadow-card: 0 12px 30px rgba(0, 0, 0, .35);
  --font-title: "Noto Serif SC", "Source Han Serif SC", "SimSun", "Songti SC", serif;
  --font-body: "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(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(1050px 480px at 85% -5%, rgba(213, 161, 75, .09), transparent 60%),
    radial-gradient(760px 420px at -5% 15%, rgba(165, 75, 50, .07), transparent 60%),
    var(--color-bg);
  background-attachment: fixed;
}
a { color: var(--color-accent); text-decoration: none; transition: color .25s ease, border-color .25s ease, background .25s ease, transform .25s ease, box-shadow .25s ease; }
a:hover { color: var(--color-accent-light); }
img { max-width: 100%; height: auto; display: block; border: 0; }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all .25s ease;
  font-family: var(--font-body);
}
.btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }
.btn-accent { background: var(--color-accent); color: #1B140E; }
.btn-accent:hover { background: var(--color-accent-light); color: #1B140E; transform: translateY(-2px); box-shadow: 0 10px 26px rgba(213, 161, 75, .28); }
.btn-outline { border-color: rgba(213, 161, 75, .45); color: var(--color-accent); background: transparent; }
.btn-outline:hover { background: rgba(213, 161, 75, .1); color: var(--color-accent-light); transform: translateY(-2px); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(27, 20, 14, .96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: 20px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-mark {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #E6BC75, #D5A14B);
  color: #1B140E;
  border-radius: 12px;
  font-size: 20px;
  box-shadow: 0 6px 16px rgba(213, 161, 75, .28);
}
.brand-text strong {
  display: block;
  font-family: var(--font-title);
  font-size: 18px;
  letter-spacing: .04em;
  color: var(--color-accent);
  line-height: 1.2;
}
.brand-text small {
  display: block;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--color-text-dim);
  margin-top: 2px;
}
.main-nav { display: block; }
.main-nav ul { display: flex; gap: 6px; list-style: none; }
.main-nav a {
  display: inline-block;
  padding: 10px 18px;
  font-size: 14px;
  color: var(--color-text-dim);
  border-radius: 10px;
  border: 1px solid transparent;
  transition: all .25s ease;
}
.main-nav a:hover {
  color: var(--color-text);
  background: rgba(213, 161, 75, .08);
  border-color: rgba(213, 161, 75, .25);
}
.main-nav a.active {
  color: #1B140E;
  background: var(--color-accent);
  font-weight: 600;
}
.nav-cta { font-size: 14px; padding: 11px 20px; }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-accent);
  font-size: 18px;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav-toggle:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }

.breadcrumb-bar {
  position: relative;
  padding: 26px 0 58px;
  background:
    linear-gradient(135deg, rgba(27, 20, 14, .92), rgba(36, 26, 17, .80)),
    url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  border-bottom: 1px solid var(--color-border);
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-dim);
}
.breadcrumb a { color: var(--color-accent); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-accent-light); }
.breadcrumb .sep { color: var(--color-accent); opacity: .7; }
.breadcrumb .crumb-title { color: var(--color-text); max-width: 60%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.article-inner {
  max-width: 960px;
  margin: -40px auto 0;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}
.article-card {
  position: relative;
  background: var(--color-card-bg);
  border-radius: 16px;
  padding: 52px 56px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .42);
  color: var(--color-body-text);
  overflow: hidden;
}
.article-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-point), var(--color-accent));
  z-index: 3;
}
.article-head { text-align: center; }
.article-cat {
  display: inline-block;
  background: var(--color-accent);
  color: #1B140E;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  padding: 6px 16px;
  border-radius: 40px;
  margin-bottom: 18px;
}
.article-title {
  font-family: var(--font-title);
  font-size: 38px;
  color: #1B140E;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: .02em;
  margin-bottom: 16px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 24px;
  color: #9B846F;
  font-size: 13px;
}
.article-meta i { color: var(--color-accent); margin-right: 6px; opacity: .85; }
.article-head::after {
  content: "";
  display: block;
  width: 56px;
  height: 3px;
  background: var(--color-accent);
  margin: 28px auto 0;
  border-radius: 4px;
  opacity: .7;
}
.article-cover {
  margin: 34px 0 8px;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .16);
}
.article-cover img { width: 100%; height: auto; }
.article-body { margin-top: 30px; }
.article-body p { margin-bottom: 20px; line-height: 1.9; }
.article-body h2, .article-body h3, .article-body h4 {
  font-family: var(--font-title);
  color: #1B140E;
  margin: 30px 0 14px;
  line-height: 1.4;
  font-weight: 700;
}
.article-body h2 { font-size: 26px; }
.article-body h3 { font-size: 21px; }
.article-body h4 { font-size: 18px; }
.article-body img { border-radius: 12px; margin: 26px 0; width: 100%; height: auto; box-shadow: 0 8px 22px rgba(0, 0, 0, .14); }
.article-body blockquote {
  background: rgba(213, 161, 75, .10);
  border-left: 4px solid var(--color-accent);
  padding: 18px 22px;
  border-radius: 0 12px 12px 0;
  margin: 24px 0;
  color: #5C4B39;
  font-style: italic;
}
.article-body ul, .article-body ol { margin: 0 0 20px 1.4em; padding: 0; }
.article-body li { margin-bottom: 8px; }
.article-body a { color: var(--color-point); border-bottom: 1px solid rgba(165, 75, 50, .35); }
.article-body a:hover { color: #8A3B26; border-color: #8A3B26; }
.article-body strong { color: #1B140E; }
.article-body table { width: 100%; border-collapse: collapse; margin: 22px 0; }
.article-body th, .article-body td { border: 1px solid rgba(213, 161, 75, .35); padding: 10px 14px; text-align: left; }
.article-body th { background: rgba(213, 161, 75, .12); color: #1B140E; }

.article-empty { text-align: center; padding: 70px 24px; }
.empty-icon {
  font-size: 44px;
  color: var(--color-accent);
  opacity: .6;
  margin-bottom: 18px;
  display: block;
}
.article-empty h1 {
  font-family: var(--font-title);
  font-size: 30px;
  color: #1B140E;
  margin-bottom: 12px;
}
.article-empty p { color: #8A7360; margin-bottom: 26px; font-size: 15px; }

.article-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 28px;
}
.pager-prev, .pager-next {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px 24px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  text-decoration: none;
  transition: all .3s ease;
}
.pager-next { text-align: right; align-items: flex-end; }
.pager-prev:hover, .pager-next:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: 0 10px 26px rgba(0, 0, 0, .3);
}
.pager-label { font-size: 12px; color: var(--color-text-dim); letter-spacing: .1em; }
.pager-title { font-size: 15px; color: var(--color-text); line-height: 1.5; }
.pager-prev i, .pager-next i { transition: transform .25s ease; }
.pager-prev:hover i { transform: translateX(-4px); }
.pager-next:hover i { transform: translateX(4px); }

.related-section { padding: 80px 0 96px; }
.section-head { margin-bottom: 40px; }
.section-tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--color-accent);
  margin-bottom: 10px;
  font-weight: 600;
}
.section-head h2 {
  font-family: var(--font-title);
  font-size: 32px;
  color: var(--color-text);
  margin-bottom: 8px;
}
.section-head p { color: var(--color-text-dim); font-size: 14px; max-width: 680px; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  display: flex;
  flex-direction: column;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  text-decoration: none;
  transition: all .3s ease;
}
.related-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-card);
}
.related-card .cover { aspect-ratio: 16 / 9; overflow: hidden; }
.related-card .cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.related-card:hover .cover img { transform: scale(1.05); }
.related-card-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.related-card-body h3 {
  font-family: var(--font-title);
  font-size: 17px;
  line-height: 1.5;
  color: var(--color-text);
  margin-bottom: 10px;
}
.related-card-body p {
  font-size: 13px;
  color: var(--color-text-dim);
  line-height: 1.7;
  margin-bottom: 14px;
  flex-grow: 1;
}
.related-meta { font-size: 12px; color: var(--color-accent); letter-spacing: .04em; }

.site-footer {
  background: #16100B;
  border-top: 1px solid var(--color-border);
  padding: 56px 0 28px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(213, 161, 75, .12);
  margin-bottom: 24px;
}
.footer-brand { max-width: 480px; }
.footer-logo {
  font-family: var(--font-title);
  font-size: 22px;
  color: var(--color-accent);
  letter-spacing: .04em;
}
.footer-brand p {
  font-size: 13px;
  color: var(--color-text-dim);
  line-height: 1.8;
  margin-top: 12px;
}
.footer-nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  padding-top: 6px;
}
.footer-nav a { font-size: 14px; color: var(--color-text-dim); }
.footer-nav a:hover { color: var(--color-accent); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 12px; color: var(--color-text-dim); opacity: .8; }

@media (max-width: 1199px) {
  .related-grid { gap: 16px; }
  .article-inner { max-width: 900px; }
}
@media (max-width: 991px) {
  .header-inner { gap: 12px; }
  .brand-mark { width: 38px; height: 38px; font-size: 16px; }
  .brand-text strong { font-size: 15px; }
  .brand-text small { font-size: 10px; }
  .main-nav a { padding: 9px 12px; font-size: 13px; }
  .nav-cta { padding: 10px 14px; font-size: 13px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .article-card { padding: 44px 34px; }
  .article-title { font-size: 32px; }
  .related-card-body h3 { font-size: 15px; }
  .related-card-body p { font-size: 12px; }
}
@media (max-width: 767px) {
  .container { padding: 0 16px; }
  .header-inner { height: 64px; }
  .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    z-index: 99;
    background: rgba(27, 20, 14, .98);
    padding: 16px;
    border-bottom: 1px solid var(--color-border);
    display: none;
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; gap: 4px; }
  .main-nav a { display: block; padding: 14px 16px; color: var(--color-text); }
  .main-nav a:hover, .main-nav a.active { color: #1B140E; }
  .breadcrumb-bar { padding: 18px 0 42px; }
  .breadcrumb .crumb-title { max-width: 80%; }
  .article-inner { margin-top: -24px; padding: 0 16px; }
  .article-card { padding: 34px 20px; border-radius: 14px; }
  .article-title { font-size: 26px; }
  .article-meta { gap: 8px 14px; font-size: 12px; }
  .article-cover { margin: 26px 0 6px; }
  .article-body { margin-top: 22px; }
  .article-body h2 { font-size: 22px; }
  .article-body h3 { font-size: 19px; }
  .article-pager { grid-template-columns: 1fr; gap: 12px; }
  .related-section { padding: 56px 0 64px; }
  .section-head h2 { font-size: 26px; }
  .section-head p { font-size: 13px; }
  .related-grid { grid-template-columns: 1fr; gap: 18px; }
  .related-card .cover { aspect-ratio: 16 / 9; }
  .footer-top { flex-direction: column; gap: 24px; }
  .footer-nav { gap: 16px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}