/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --primary: #2A3B3C;
  --primary-dark: #1F2A2B;
  --primary-light: rgba(42, 59, 60, 0.08);
  --accent: #C09A6A;
  --accent-dark: #A8834F;
  --accent-light: rgba(192, 154, 106, 0.12);
  --bg: #F5F2EC;
  --bg-soft: #E8E2D8;
  --text: #1F292A;
  --text-secondary: #607176;
  --border: rgba(31, 41, 42, 0.12);
  --radius: 8px;
  --radius-sm: 4px;
  --radius-lg: 16px;
  --shadow: 0 4px 20px rgba(31, 41, 42, 0.08);
  --shadow-hover: 0 10px 36px rgba(31, 41, 42, 0.14);
  --transition: all 0.25s ease;
  --container-width: 1200px;
  --space-section: 100px;
}

/* ===== Reset & 基础 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
a:focus, button:focus, input:focus { outline: 2px solid var(--accent); outline-offset: 3px; }

button { cursor: pointer; border: none; background: none; }

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

.section { padding: var(--space-section) 0; }
.section-tight { padding: 56px 0; }

h1, h2, h3, h4, h5 {
  font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.4;
  color: var(--text);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 16px;
}

h3 { font-size: 1.3rem; margin-bottom: 12px; }

p { color: var(--text-secondary); }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  transition: var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #F5F2EC;
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: #F5F2EC;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(42, 59, 60, 0.25);
}
.btn-outline {
  background: transparent;
  border-color: var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary-light);
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(192, 154, 106, 0.35);
}

.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  font-size: 14px;
}
.arrow-link::after {
  content: "\2192";
  transition: transform 0.25s ease;
}
.arrow-link:hover::after {
  transform: translateX(4px);
}

/* ===== 徽章 ===== */
.badge {
  display: inline-block;
  padding: 4px 14px;
  background: var(--accent-light);
  color: var(--accent-dark);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.badge-primary {
  background: var(--primary-light);
  color: var(--primary);
}

/* ===== 双层导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 242, 236, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.top-bar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.brand {
  font-family: "Noto Serif SC", serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--primary);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand i {
  color: var(--accent);
  font-size: 1.2rem;
}
.brand:hover { color: var(--primary); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}
.search-form {
  position: relative;
  display: flex;
  align-items: center;
}
.search-form input {
  width: 200px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 8px 30px 8px 28px;
  font-size: 14px;
  color: var(--text);
  transition: border-color 0.3s;
}
.search-form input:focus {
  border-bottom-color: var(--accent);
  outline: none;
}
.search-form i {
  position: absolute;
  left: 6px;
  font-size: 14px;
  color: var(--text-secondary);
}

.channel-nav {
  display: flex;
  align-items: center;
  height: 52px;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  white-space: nowrap;
}
.channel-nav::-webkit-scrollbar { display: none; }
.channel-link {
  display: inline-block;
  padding: 8px 22px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}
.channel-link:hover {
  color: var(--primary);
  background: var(--primary-light);
}
.channel-link.active {
  background: var(--primary);
  color: var(--bg);
  box-shadow: 0 2px 12px rgba(42, 59, 60, 0.2);
}

/* ===== Hero ===== */
.hero {
  min-height: 88vh;
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(135deg, rgba(245,242,236,0.94) 0%, rgba(232,226,216,0.88) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding: 80px 0;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(192, 154, 106, 0.3);
  border-radius: 50%;
  pointer-events: none;
}
.hero-content {
  max-width: 720px;
  animation: fadeInUp 0.8s ease both;
}
.hero .badge { margin-bottom: 24px; }
.hero h1 {
  font-size: clamp(2.4rem, 4.8vw, 3.8rem);
  font-weight: 700;
  line-height: 1.25;
  color: var(--primary);
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-meta {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}
.hero-meta-item i {
  color: var(--accent);
  font-size: 16px;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== 品牌故事 ===== */
.story-section {
  background: var(--bg);
}
.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.story-imgs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.story-imgs figure {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin: 0;
}
.story-imgs figure:first-child {
  margin-top: 40px;
}
.story-imgs figure:last-child {
  margin-top: 0;
}
.story-imgs img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.story-imgs figure:hover img {
  transform: scale(1.03);
}
.story-text {
  padding-top: 20px;
}
.story-text .badge { margin-bottom: 20px; }
.story-text p {
  font-size: 16px;
  margin: 20px 0 28px;
  max-width: 480px;
}
.story-tags {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.story-tag {
  padding: 6px 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 14px;
  color: var(--primary);
  background: var(--bg-soft);
  transition: var(--transition);
}
.story-tag:hover {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--accent-dark);
}

/* ===== 核心服务 ===== */
.services-section {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-header {
  margin-bottom: 56px;
  max-width: 680px;
}
.section-header .badge { margin-bottom: 16px; }
.section-header p {
  font-size: 16px;
  margin-top: 12px;
}
.services-layout {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 40px;
  align-items: stretch;
}
.service-intro {
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  color: var(--bg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.service-intro::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 140px;
  height: 140px;
  border: 1px solid rgba(245,242,236,0.2);
  border-radius: 50%;
}
.service-intro h3 {
  color: var(--bg);
  margin-bottom: 16px;
}
.service-intro p {
  color: rgba(245,242,236,0.85);
  margin-bottom: 28px;
  font-size: 15px;
}
.service-intro .btn {
  align-self: flex-start;
}
.service-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.service-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(192,154,106,0.4);
}
.service-card i {
  font-size: 28px;
  color: var(--accent);
  margin-bottom: 8px;
}
.service-card h4 {
  font-size: 1.1rem;
  font-family: "Noto Serif SC", serif;
  font-weight: 600;
}
.service-card p {
  font-size: 14px;
  margin-bottom: 12px;
}

/* ===== 精选内容 ===== */
.feature-section { background: var(--bg); }
.feature-grid-top {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}
.feature-grid-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.feature-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  background: var(--bg-soft);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.feature-card .card-media {
  overflow: hidden;
}
.feature-card .card-media img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.feature-card.large .card-media img {
  height: 100%;
  min-height: 380px;
}
.feature-card:hover .card-media img {
  transform: scale(1.04);
}
.feature-card .card-body {
  padding: 24px;
  background: var(--bg);
}
.feature-card.large .card-body {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, transparent, rgba(31,41,42,0.88) 60%);
  color: #fff;
  border-radius: 0;
  padding: 48px 24px 24px;
}
.feature-card.large .card-body h4 {
  color: #fff;
  font-size: 1.3rem;
}
.feature-card.large .card-body p {
  color: rgba(255,255,255,0.85);
  font-size: 14px;
}
.feature-card .card-body h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  font-family: "Noto Serif SC", serif;
  font-weight: 600;
}
.feature-card .card-body p {
  font-size: 14px;
  margin-bottom: 12px;
}
.feature-card .card-body .arrow-link {
  color: var(--accent);
}
.feature-card.large .card-body .arrow-link {
  color: var(--accent);
}

/* ===== 最新信息列表 ===== */
.latest-section {
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.latest-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 16px;
}
.latest-header p {
  font-size: 15px;
  max-width: 420px;
}
.latest-list {
  border-top: 1px solid var(--border);
}
.info-item {
  display: grid;
  grid-template-columns: 140px 1fr 140px auto;
  align-items: center;
  gap: 24px;
  padding: 24px 16px;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s ease;
  position: relative;
}
.info-item:hover {
  background: var(--bg-soft);
}
.info-item:hover::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
}
.info-content h4 {
  font-size: 1.05rem;
  font-family: "Noto Serif SC", serif;
  font-weight: 600;
  margin-bottom: 4px;
}
.info-content h4 a { color: var(--text); }
.info-content h4 a:hover { color: var(--accent); }
.info-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.info-date {
  font-size: 14px;
  color: var(--text-secondary);
  white-space: nowrap;
}
.empty-state {
  padding: 56px 16px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 15px;
  border-bottom: 1px solid var(--border);
}

/* ===== 信任背书 ===== */
.trust-section {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.trust-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.stats-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.stat-item { text-align: center; }
.stat-number {
  font-family: "Noto Serif SC", serif;
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
}
.quote-block {
  position: relative;
  padding: 32px 36px;
  background: var(--bg);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--accent);
  box-shadow: var(--shadow);
}
.quote-block p {
  font-size: 1.1rem;
  font-family: "Noto Serif SC", serif;
  color: var(--text);
  line-height: 1.8;
  margin-bottom: 12px;
}
.quote-block cite {
  font-style: normal;
  font-size: 14px;
  color: var(--text-secondary);
}

/* ===== FAQ ===== */
.faq-section { background: var(--bg); }
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
}
.accordion {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  list-style: none;
}
.accordion-item {
  border-bottom: 1px solid var(--border);
}
.accordion-item:last-child {
  border-bottom: none;
}
.accordion-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 28px;
  font-size: 17px;
  font-weight: 500;
  color: var(--text);
  background: var(--bg);
  transition: var(--transition);
  cursor: pointer;
}
.accordion-title:hover {
  background: var(--bg-soft);
  color: var(--primary);
}
.accordion-title::after {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 13px;
  color: var(--accent);
  transition: transform 0.3s ease;
}
.accordion-item.is-active .accordion-title::after {
  transform: rotate(180deg);
}
.accordion-content {
  padding: 0 28px 24px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
  display: none;
}
.accordion-item.is-active .accordion-content {
  display: block;
}

/* ===== CTA 订阅 ===== */
.cta-section {
  background: var(--primary);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 400px;
  height: 400px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(245,242,236,0.12);
  border-radius: 50%;
}
.cta-inner {
  text-align: center;
  position: relative;
  z-index: 2;
  max-width: 680px;
  margin: 0 auto;
}
.cta-inner h2 {
  color: var(--bg);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 16px;
}
.cta-inner p {
  color: rgba(245,242,236,0.85);
  font-size: 16px;
  margin-bottom: 36px;
}
.subscribe-form {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.subscribe-form input[type="email"] {
  min-width: 320px;
  padding: 14px 20px;
  background: rgba(245,242,236,0.08);
  border: 1px solid rgba(245,242,236,0.3);
  border-radius: var(--radius-sm);
  color: var(--bg);
  font-size: 15px;
}
.subscribe-form input[type="email"]::placeholder {
  color: rgba(245,242,236,0.6);
}
.subscribe-form input[type="email"]:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(245,242,236,0.12);
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(245,242,236,0.8);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand p {
  color: rgba(245,242,236,0.7);
  font-size: 14px;
  margin-top: 16px;
  line-height: 1.8;
}
.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--bg);
  margin-bottom: 16px;
  font-family: "Noto Serif SC", serif;
  letter-spacing: 0.04em;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: rgba(245,242,236,0.7);
  font-size: 14px;
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
  color: rgba(245,242,236,0.7);
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.footer-contact i {
  color: var(--accent);
  margin-top: 4px;
  width: 18px;
  text-align: center;
}
.footer-bottom {
  border-top: 1px solid rgba(245,242,236,0.1);
  padding: 24px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(245,242,236,0.5);
}
.footer-bottom span { margin: 0 8px; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  :root { --space-section: 80px; }
  .services-layout {
    grid-template-columns: 1fr;
  }
  .trust-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root { --space-section: 64px; }
  .top-bar-row {
    height: auto;
    flex-wrap: wrap;
    padding: 12px 0;
    gap: 12px;
  }
  .search-form {
    order: 3;
    width: 100%;
  }
  .search-form input {
    width: 100%;
    padding-left: 32px;
  }
  .hero {
    min-height: 70vh;
    padding: 60px 0;
  }
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .story-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .story-imgs figure:first-child {
    margin-top: 0;
  }
  .feature-grid-top,
  .feature-grid-bottom {
    grid-template-columns: 1fr;
  }
  .feature-card.large .card-media img {
    min-height: 240px;
  }
  .stats-group {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .info-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .info-date {
    grid-row: auto;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .subscribe-form input[type="email"] {
    min-width: 100%;
  }
  .header-actions .btn {
    display: none;
  }
}

@media (max-width: 520px) {
  .brand {
    font-size: 1.25rem;
  }
  .channel-nav {
    height: 48px;
  }
  .channel-link {
    padding: 6px 16px;
    font-size: 14px;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .hero-sub {
    font-size: 16px;
  }
  .btn {
    width: 100%;
  }
  .service-card {
    padding: 24px;
  }
  .feature-card .card-media img {
    height: 200px;
  }
  .quote-block {
    padding: 24px;
  }
  .footer-bottom {
    padding: 16px;
    font-size: 12px;
  }
}

/* ===== 动效降级 ===== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
  html { scroll-behavior: auto; }
  .feature-card .card-media img,
  .story-imgs img {
    transform: none !important;
  }
}

/* roulang page: category1 */
:root {
            --color-primary: #2A3B3C;
            --color-primary-dark: #1F292A;
            --color-accent: #C09A6A;
            --color-accent-deep: #8F6B3E;
            --color-accent-light: rgba(192, 154, 106, 0.12);
            --color-bg: #F5F2EC;
            --color-bg-soft: #E8E2D8;
            --color-text: #1F292A;
            --color-text-secondary: #607176;
            --color-border: rgba(31, 41, 42, 0.12);
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(31, 41, 42, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 41, 42, 0.10);
            --shadow-lg: 0 16px 40px rgba(31, 41, 42, 0.14);
            --transition: 0.25s ease;
            --container-max: 1200px;
            --font-serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 17px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

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

        a:hover {
            color: var(--color-accent-deep);
        }

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

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

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

        .section-padding {
            padding: 90px 0;
        }

        @media (max-width: 767px) {
            .section-padding {
                padding: 56px 0;
            }
        }

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

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--color-accent-deep);
            background: var(--color-accent-light);
            border-radius: 999px;
            padding: 6px 16px;
            margin-bottom: 18px;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: clamp(1.9rem, 3vw, 2.6rem);
            font-weight: 600;
            line-height: 1.35;
            letter-spacing: 0.02em;
            color: var(--color-text);
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 600px;
            line-height: 1.75;
        }

        /* ---------- 双层导航 ---------- */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(245, 242, 236, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition);
        }

        .site-header.is-stuck {
            box-shadow: var(--shadow-sm);
        }

        .top-bar-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .brand i {
            color: var(--color-accent);
            font-size: 1.2rem;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 18px;
        }

        .search-form {
            display: flex;
            align-items: center;
            gap: 8px;
            border-bottom: 1px solid rgba(31, 41, 42, 0.25);
            padding-bottom: 4px;
            transition: border-color var(--transition);
        }

        .search-form:focus-within {
            border-color: var(--color-accent);
        }

        .search-form i {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
        }

        .search-form input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--color-text);
            width: 160px;
            padding: 0;
        }

        .search-form input::placeholder {
            color: #9A8F80;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.03em;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--color-primary);
            color: var(--color-bg);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: var(--color-bg);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
        }

        .btn-outline:hover {
            background: rgba(42, 59, 60, 0.05);
            color: var(--color-primary-dark);
        }

        .channel-nav {
            display: flex;
            gap: 4px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
            height: 52px;
            align-items: center;
        }

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

        .channel-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 999px;
            transition: all var(--transition);
            position: relative;
        }

        .channel-link:hover {
            color: var(--color-primary);
            background: rgba(42, 59, 60, 0.05);
        }

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

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

        /* ---------- 页面头部 ---------- */
        .page-intro {
            position: relative;
            padding: 80px 0 64px;
            background-color: var(--color-bg);
            background-image: linear-gradient(rgba(245, 242, 236, 0.96), rgba(245, 242, 236, 0.98)), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--color-border);
        }

        .breadcrumb-nav {
            display: flex;
            gap: 10px;
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 28px;
            flex-wrap: wrap;
            align-items: center;
        }

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

        .breadcrumb-nav a:hover {
            color: var(--color-accent-deep);
        }

        .breadcrumb-nav .separator {
            color: rgba(31, 41, 42, 0.35);
        }

        .breadcrumb-nav .current {
            color: var(--color-text);
            font-weight: 500;
        }

        .page-intro h1 {
            font-family: var(--font-serif);
            font-size: clamp(1.9rem, 3.6vw, 3rem);
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: 0.02em;
            color: var(--color-text);
            margin-bottom: 20px;
            max-width: 760px;
        }

        .page-intro .intro-lead {
            font-size: 17px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 640px;
        }

        /* ---------- 非对称内容布局 ---------- */
        .split-section {
            padding: 90px 0 70px;
        }

        .split-left {
            padding-right: 32px;
        }

        .split-left h2 {
            font-family: var(--font-serif);
            font-size: 1.7rem;
            font-weight: 600;
            margin-bottom: 24px;
            line-height: 1.4;
        }

        .split-left p {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 28px;
        }

        .tag-item {
            display: inline-block;
            background: var(--color-accent-light);
            color: var(--color-accent-deep);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 999px;
            transition: background var(--transition);
        }

        .tag-item:hover {
            background: rgba(192, 154, 106, 0.22);
        }

        .split-right {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .resource-card {
            display: flex;
            gap: 18px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 18px;
            transition: all var(--transition);
        }

        .resource-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: rgba(192, 154, 106, 0.3);
        }

        .resource-card .thumb {
            width: 88px;
            height: 88px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--color-bg-soft);
        }

        .resource-card .body {
            flex: 1;
        }

        .resource-card h3 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        .resource-card p {
            font-size: 13px;
            line-height: 1.6;
            color: var(--color-text-secondary);
            margin-bottom: 8px;
        }

        .resource-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
        }

        .resource-link i {
            transition: transform var(--transition);
        }

        .resource-link:hover {
            color: var(--color-accent-deep);
        }

        .resource-link:hover i {
            transform: translateX(4px);
        }

        /* ---------- 服务能力 ---------- */
        .capability-section {
            background: var(--color-bg-soft);
            padding: 90px 0;
            position: relative;
        }

        .capability-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 24px;
            margin-top: 40px;
        }

        .cap-card {
            grid-column: span 6;
            background: #fff;
            border-radius: var(--radius-md);
            padding: 32px 28px;
            border: 1px solid var(--color-border);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .cap-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            width: 3px;
            height: 100%;
            background: var(--color-accent);
            opacity: 0;
            transition: opacity var(--transition);
        }

        .cap-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

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

        .cap-card:nth-child(3n) {
            grid-column: span 12;
        }

        .cap-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--color-accent-light);
            color: var(--color-accent-deep);
            font-size: 20px;
            margin-bottom: 16px;
        }

        .cap-card h3 {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .cap-card p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* ---------- 适用场景 ---------- */
        .scenario-section {
            padding: 90px 0 50px;
        }

        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 24px;
            margin-top: 40px;
        }

        .scenario-item {
            grid-column: span 6;
            display: flex;
            gap: 16px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition);
        }

        .scenario-item:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(42, 59, 60, 0.2);
        }

        .scenario-num {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 600;
            color: var(--color-accent);
            line-height: 1;
            min-width: 44px;
        }

        .scenario-item h3 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .scenario-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ---------- 流程 ---------- */
        .process-section {
            background: var(--color-bg-soft);
            padding: 90px 0;
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: 48px;
            position: relative;
        }

        .process-steps::before {
            content: "";
            position: absolute;
            top: 30px;
            left: 60px;
            right: 60px;
            height: 1px;
            background: rgba(31, 41, 42, 0.15);
        }

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

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--color-primary);
            color: var(--color-bg);
            font-family: var(--font-serif);
            font-size: 1.4rem;
            font-weight: 600;
            margin-bottom: 18px;
            position: relative;
            z-index: 1;
            box-shadow: 0 4px 12px rgba(42, 59, 60, 0.25);
        }

        .step-item h3 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            max-width: 200px;
            margin: 0 auto;
        }

        /* ---------- FAQ ---------- */
        .faq-section {
            padding: 90px 0 70px;
        }

        .faq-wrap {
            max-width: 820px;
            margin: 40px auto 0;
        }

        .accordion {
            list-style: none;
            background: transparent;
            border: none;
        }

        .accordion .accordion-item {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            padding: 0;
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .accordion .accordion-item:hover {
            border-color: rgba(42, 59, 60, 0.25);
            box-shadow: var(--shadow-sm);
        }

        .accordion .accordion-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            padding: 22px 50px 22px 24px;
            border: none;
            border-radius: 0;
            background: #fff;
            position: relative;
            display: block;
            line-height: 1.5;
        }

        .accordion .accordion-title::before {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            right: 22px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-accent);
            transition: transform var(--transition);
            font-size: 14px;
        }

        .accordion .accordion-item.is-active .accordion-title::before {
            transform: translateY(-50%) rotate(180deg);
        }

        .accordion .accordion-title:hover,
        .accordion .accordion-title:focus {
            background: #fff;
            color: var(--color-accent-deep);
        }

        .accordion .accordion-content {
            background: #fff;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.75;
            border: none;
            padding: 0 24px 24px;
        }

        /* ---------- CTA ---------- */
        .cta-section {
            background: var(--color-primary);
            padding: 90px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::after {
            content: "";
            position: absolute;
            right: -80px;
            top: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(192, 154, 106, 0.12);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            color: var(--color-bg);
            font-weight: 600;
            margin-bottom: 16px;
        }

        .cta-inner p {
            color: rgba(245, 242, 236, 0.75);
            font-size: 16px;
            line-height: 1.75;
            margin-bottom: 36px;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-cta-primary {
            background: var(--color-accent);
            color: var(--color-primary-dark);
        }

        .btn-cta-primary:hover {
            background: #B08A5A;
            color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(192, 154, 106, 0.3);
        }

        .btn-cta-outline {
            background: transparent;
            border: 1px solid rgba(245, 242, 236, 0.5);
            color: var(--color-bg);
        }

        .btn-cta-outline:hover {
            background: rgba(245, 242, 236, 0.1);
            color: var(--color-bg);
            border-color: var(--color-bg);
        }

        /* ---------- 页脚 ---------- */
        .site-footer {
            background: var(--color-primary-dark);
            color: rgba(245, 242, 236, 0.75);
            padding: 80px 0 0;
            font-size: 14px;
            line-height: 1.8;
        }

        .site-footer .brand {
            color: var(--color-bg);
            margin-bottom: 14px;
            display: inline-flex;
        }

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

        .site-footer .footer-brand p {
            margin-top: 12px;
            font-size: 14px;
            line-height: 1.7;
            color: rgba(245, 242, 236, 0.65);
            max-width: 320px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 56px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-bg);
            margin-bottom: 18px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

        .footer-links a {
            color: rgba(245, 242, 236, 0.65);
            transition: color var(--transition);
            font-size: 14px;
        }

        .footer-links a:hover {
            color: var(--color-accent);
        }

        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            color: rgba(245, 242, 236, 0.65);
            font-size: 14px;
        }

        .footer-contact li i {
            color: var(--color-accent);
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(245, 242, 236, 0.12);
            padding: 24px 0;
            display: flex;
            justify-content: center;
            gap: 10px;
            font-size: 13px;
            color: rgba(245, 242, 236, 0.5);
            flex-wrap: wrap;
        }

        .footer-bottom span {
            white-space: nowrap;
        }

        /* ---------- 响应式 ---------- */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 32px;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 36px 24px;
            }
            .process-steps::before {
                display: none;
            }
        }

        @media (max-width: 767px) {
            body {
                font-size: 16px;
            }

            .top-bar-row {
                height: auto;
                padding: 14px 0 8px;
                flex-wrap: wrap;
                gap: 12px;
            }

            .brand {
                font-size: 1.1rem;
            }

            .header-actions {
                width: 100%;
                justify-content: flex-start;
                gap: 12px;
            }

            .search-form {
                flex: 1;
            }

            .search-form input {
                width: 100%;
            }

            .page-intro {
                padding: 50px 0 40px;
            }

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

            .split-section {
                padding: 56px 0 40px;
            }

            .split-left {
                padding-right: 0;
            }

            .cap-card,
            .scenario-item {
                grid-column: span 12;
            }

            .capability-section,
            .scenario-section,
            .process-section,
            .faq-section {
                padding: 56px 0 40px;
            }

            .process-steps {
                grid-template-columns: 1fr;
                gap: 32px;
            }

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

            .cta-section {
                padding: 60px 0;
            }

            .cta-actions {
                flex-direction: column;
                align-items: center;
            }

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

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .resource-card {
                flex-direction: column;
                align-items: flex-start;
            }

            .resource-card .thumb {
                width: 100%;
                height: 140px;
            }

            .btn {
                padding: 10px 16px;
                font-size: 13px;
            }
        }

        /* ---------- 动效 ---------- */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .fade-in-up {
            animation: fadeInUp 0.6s ease both;
        }

        .delay-1 {
            animation-delay: 0.1s;
        }

        .delay-2 {
            animation-delay: 0.2s;
        }

        .delay-3 {
            animation-delay: 0.3s;
        }

/* roulang page: article */
/* ==============================
   Design Tokens
============================== */
:root {
  --primary: #2A3B3C;
  --primary-deep: #1E2A2B;
  --accent: #C09A6A;
  --accent-deep: #A67E4E;
  --accent-soft: rgba(192, 154, 106, 0.14);
  --bg: #F5F2EC;
  --bg-secondary: #E8E2D8;
  --panel: #FCFAF6;
  --text: #1F292A;
  --text-secondary: #607176;
  --border: rgba(31, 41, 42, 0.12);
  --shadow-sm: 0 1px 4px rgba(31, 41, 42, 0.05);
  --shadow-md: 0 10px 32px rgba(31, 41, 42, 0.09);
  --shadow-lg: 0 20px 50px rgba(31, 41, 42, 0.13);
  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 18px;
  --radius-pill: 999px;
  --container: 1200px;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ==============================
   Reset & Base
============================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul, ol { list-style: none; }
button, input, textarea { font-family: inherit; font-size: 100%; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ==============================
   Header / Nav
============================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(245, 242, 236, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.site-header .top-bar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 20px;
}
.brand {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.brand i { color: var(--accent); font-size: 21px; }
.brand:hover { color: var(--primary); }
.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}
.search-form {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
  padding: 4px 0;
  transition: var(--transition);
}
.search-form:focus-within { border-color: var(--accent); }
.search-form i { color: var(--text-secondary); font-size: 14px; }
.search-form input {
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  width: 170px;
  color: var(--text);
}
.search-form input::placeholder { color: var(--text-secondary); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  line-height: 1.4;
  gap: 8px;
}
.btn-primary {
  background: var(--primary);
  color: var(--bg);
}
.btn-primary:hover {
  background: var(--primary-deep);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(42, 59, 60, 0.25);
}
.btn-outline {
  background: transparent;
  border: 1px solid rgba(245, 242, 236, 0.5);
  color: var(--bg);
}
.btn-outline:hover {
  background: rgba(245, 242, 236, 0.1);
  border-color: rgba(245, 242, 236, 0.8);
  transform: translateY(-1px);
}
.channel-nav {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  white-space: nowrap;
  padding: 8px 0 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.channel-nav::-webkit-scrollbar { display: none; }
.channel-link {
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  flex-shrink: 0;
}
.channel-link:hover { color: var(--text); background: var(--bg-secondary); }
.channel-link.active {
  color: var(--primary);
  font-weight: 600;
  background: rgba(42, 59, 60, 0.07);
}
.channel-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

/* ==============================
   Breadcrumb
============================== */
.breadcrumb {
  padding: 30px 0 0;
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: var(--accent); opacity: 0.6; font-size: 12px; }
.breadcrumb .current { color: var(--text); font-weight: 500; }

/* ==============================
   Article Header
============================== */
.article-header {
  position: relative;
  padding: 28px 0 8px;
}
.article-header::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 0;
  width: 36px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
}
.article-header h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 3.6vw, 2.6rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--text);
  margin: 20px 0 22px;
  max-width: 920px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
  font-size: 13px;
  color: var(--text-secondary);
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
  align-items: center;
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-meta i { color: var(--accent); font-size: 13px; }
.meta-category {
  background: var(--accent-soft);
  color: var(--accent-deep);
  padding: 3px 14px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.02em;
}

/* ==============================
   Article Body
============================== */
.article-main {
  max-width: 760px;
  margin: 0 auto;
  padding: 36px 24px 60px;
}
.article-content {
  font-size: 16.5px;
  line-height: 1.95;
  color: var(--text);
}
.article-content h2 {
  font-family: var(--font-serif);
  font-size: 1.42rem;
  font-weight: 700;
  margin: 44px 0 18px;
  padding-left: 14px;
  border-left: 3px solid var(--accent);
  letter-spacing: 0.02em;
}
.article-content h3 {
  font-family: var(--font-serif);
  font-size: 1.16rem;
  font-weight: 600;
  margin: 34px 0 14px;
  letter-spacing: 0.01em;
}
.article-content p { margin-bottom: 22px; }
.article-content ul,
.article-content ol { margin: 0 0 22px 26px; }
.article-content ul { list-style: disc; }
.article-content ol { list-style: decimal; }
.article-content li { margin-bottom: 8px; }
.article-content blockquote {
  margin: 32px 0;
  padding: 22px 26px;
  background: var(--bg-secondary);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-style: normal;
  line-height: 1.8;
}
.article-content blockquote p:last-child { margin-bottom: 0; }
.article-content img {
  width: 100%;
  border-radius: var(--radius);
  margin: 30px 0;
}
.article-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(42, 59, 60, 0.3);
}
.article-content a:hover { color: var(--accent-deep); text-decoration-color: var(--accent-deep); }

/* ==============================
   Tags & Back
============================== */
.article-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  padding: 30px 0 20px;
  border-top: 1px solid var(--border);
  margin-top: 48px;
}
.tag-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.tag {
  background: var(--bg-secondary);
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  color: var(--text-secondary);
  transition: var(--transition);
}
.tag:hover { background: var(--accent-soft); color: var(--accent-deep); }
.back-home-row {
  display: flex;
  justify-content: center;
  padding: 28px 0 0;
}
.back-home {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--primary);
  font-weight: 600;
  transition: var(--transition);
}
.back-home:hover { color: var(--accent-deep); gap: 14px; }
.back-home i { font-size: 12px; transition: transform 0.3s ease; }
.back-home:hover i { transform: translateX(4px); }

/* ==============================
   Related Section
============================== */
.related-section {
  padding: 66px 0 70px;
  background: var(--bg-secondary);
  border-top: 1px solid rgba(31, 41, 42, 0.05);
}
.section-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}
.section-sub {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 30px;
}
.related-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(192, 154, 106, 0.35);
}
.related-img {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.related-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.related-card:hover .related-img img { transform: scale(1.05); }
.related-body {
  padding: 18px 20px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.related-body h3 {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
  margin-bottom: 8px;
  color: var(--text);
  transition: var(--transition);
}
.related-card:hover .related-body h3 { color: var(--accent-deep); }
.related-body p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.related-more {
  margin-top: 16px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.related-more i { font-size: 11px; transition: transform 0.3s ease; }
.related-card:hover .related-more { color: var(--accent-deep); }
.related-card:hover .related-more i { transform: translateX(4px); }

/* ==============================
   CTA Section
============================== */
.cta-section {
  background: var(--primary);
  padding: 76px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  opacity: 0.1;
}
.cta-section::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(192, 154, 106, 0.7), transparent);
}
.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 0 auto;
  padding: 0 24px;
}
.cta-inner h2 {
  color: var(--bg);
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.cta-inner p {
  color: rgba(245, 242, 236, 0.75);
  font-size: 15px;
  max-width: 540px;
  margin: 0 auto 34px;
  line-height: 1.8;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.cta-actions .btn-secondary {
  background: transparent;
  border: 1px solid rgba(245, 242, 236, 0.5);
  color: var(--bg);
}
.cta-actions .btn-secondary:hover {
  background: rgba(245, 242, 236, 0.1);
  border-color: rgba(245, 242, 236, 0.8);
  transform: translateY(-1px);
}
.cta-actions .btn-accent {
  background: var(--accent);
  color: #fff;
}
.cta-actions .btn-accent:hover {
  background: var(--accent-deep);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(192, 154, 106, 0.35);
}

/* ==============================
   Empty State
============================== */
.empty-state {
  max-width: 620px;
  margin: 0 auto;
  padding: 100px 24px 130px;
  text-align: center;
}
.empty-state .icon-wrap {
  width: 72px;
  height: 72px;
  margin: 0 auto 26px;
  border-radius: 50%;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
}
.empty-state .icon-wrap i {
  font-size: 28px;
  color: var(--accent);
}
.empty-state h1 {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.empty-state p {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 30px;
  line-height: 1.8;
}

/* ==============================
   Footer
============================== */
.site-footer {
  background: var(--primary);
  color: rgba(245, 242, 236, 0.82);
  padding: 66px 0 0;
}
.site-footer .brand { color: var(--bg); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin-top: 14px;
  color: rgba(245, 242, 236, 0.68);
  max-width: 320px;
}
.footer-title {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--bg);
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  font-size: 14px;
  color: rgba(245, 242, 236, 0.65);
  transition: var(--transition);
}
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 14px;
  color: rgba(245, 242, 236, 0.65);
}
.footer-contact i { color: var(--accent); width: 16px; font-size: 13px; text-align: center; }
.footer-bottom {
  border-top: 1px solid rgba(245, 242, 236, 0.12);
  padding: 22px 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: rgba(245, 242, 236, 0.4);
}
.footer-bottom span { letter-spacing: 0.02em; }

/* ==============================
   Animations
============================== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.8s ease both; }
.delay-1 { animation-delay: 0.12s; }
.delay-2 { animation-delay: 0.24s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ==============================
   Responsive
============================== */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .channel-link { padding: 9px 14px; font-size: 13px; }
  .header-actions { gap: 14px; }
  .search-form input { width: 120px; }
  .article-main { max-width: 100%; padding-left: 20px; padding-right: 20px; }
  .article-content { font-size: 16px; }
  .cta-section { padding: 60px 0 64px; }
  .cta-actions { flex-direction: column; align-items: center; }
  .cta-actions .btn { width: 100%; max-width: 280px; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .site-header .top-bar-row { flex-direction: column; align-items: flex-start; gap: 10px; }
  .header-actions { width: 100%; justify-content: space-between; }
  .search-form { flex: 1; }
  .search-form input { width: 100%; }
  .brand { font-size: 17px; }
  .btn { padding: 8px 16px; font-size: 13px; }
  .channel-nav { padding-top: 4px; }
  .breadcrumb { padding-top: 20px; }
  .article-header h1 { font-size: 1.5rem; }
  .article-meta { gap: 10px 12px; font-size: 12px; padding-bottom: 20px; }
  .article-main { padding: 24px 16px 40px; }
  .article-content { font-size: 15px; line-height: 1.85; }
  .article-content h2 { font-size: 1.25rem; }
  .article-content blockquote { padding: 16px 18px; }
  .related-grid { grid-template-columns: 1fr; gap: 18px; }
  .related-section { padding: 50px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .site-footer { padding-top: 50px; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; gap: 4px; }
  .empty-state { padding: 70px 16px 90px; }
  .empty-state h1 { font-size: 1.6rem; }
}