/* roulang page: index */
:root {
  --bg-warm: #F4F1EA;
  --bg-dark: #121110;
  --bg-card: #FFFFFF;
  --accent: #C96A3D;
  --accent-light: #E0875C;
  --text-primary: #1E1C19;
  --text-secondary: #6E675E;
  --text-muted: #9A9188;
  --text-on-dark: #F4F1EA;
  --text-on-dark-sub: #A89D92;
  --border-light: rgba(18, 17, 16, 0.10);
  --border-dark: rgba(244, 241, 234, 0.14);
  --radius-lg: 18px;
  --radius-md: 10px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow-card: 0 2px 8px rgba(18, 17, 16, 0.06);
  --shadow-hover: 0 12px 32px rgba(18, 17, 16, 0.14);
  --transition-base: 0.25s ease-out;
  --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --font-accent: "Inter", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  padding: 0;
  background: var(--bg-warm);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base); }
a:hover, a:focus { text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ===== App Shell / Sidebar ===== */
.app-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 240px;
  height: 100vh;
  background: var(--bg-dark);
  background-image: radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 4px 4px;
  z-index: 1040;
  display: flex;
  flex-direction: column;
  padding: 34px 24px 28px;
  border-right: 1px solid rgba(255,255,255,0.04);
}
.sidebar-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-on-dark);
  padding: 0 8px 28px;
  border-bottom: 1px solid var(--border-dark);
}
.sidebar-brand .brand-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: #fff;
  font-weight: 800;
}
.sidebar-nav {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.sidebar-nav a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px 13px 14px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-on-dark-sub);
  border-left: 3px solid transparent;
  transition: all var(--transition-base);
  border-radius: 0 8px 8px 0;
}
.sidebar-nav a i {
  width: 18px;
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.8;
}
.sidebar-nav a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20%;
  height: 60%;
  width: 3px;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
  opacity: 0;
  transition: opacity var(--transition-base);
}
.sidebar-nav a:hover {
  color: var(--text-on-dark);
  transform: translateX(2px);
}
.sidebar-nav a:hover::before {
  opacity: 0.7;
}
.sidebar-nav a.active {
  color: #fff;
  font-weight: 600;
  background: rgba(255,255,255,0.04);
  border-left-color: var(--accent);
}
.sidebar-nav a.active::before {
  opacity: 1;
}
.sidebar-footer {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-dark);
  font-size: 0.75rem;
  color: rgba(168,157,146,0.5);
  line-height: 1.6;
}
.sidebar-footer p { margin: 0; }

/* ===== Mobile Header & Drawer ===== */
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--bg-dark);
  z-index: 1050;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.hamburger {
  background: none;
  border: none;
  width: 40px;
  height: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border-radius: 8px;
}
.hamburger .bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-on-dark);
  border-radius: 3px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.hamburger.is-open .bar:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.hamburger.is-open .bar:nth-child(2) { transform: translateY(-4.5px) rotate(-45deg); }
.mobile-logo {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-on-dark);
  letter-spacing: 0.04em;
}
.mobile-spacer { width: 40px; }
.drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(18, 17, 16, 0.55);
  z-index: 1055;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.drawer-overlay.show { display: block; opacity: 1; }
.drawer-menu {
  position: fixed;
  top: 0;
  left: -300px;
  width: 300px;
  height: 100vh;
  background: var(--bg-dark);
  z-index: 1060;
  transition: left 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 0 60px rgba(0,0,0,0.3);
}
.drawer-menu.open { left: 0; }
.drawer-brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-on-dark);
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-dark);
  letter-spacing: 0.04em;
}
.drawer-nav {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}
.drawer-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 14px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-on-dark-sub);
  border-radius: 8px;
  transition: all var(--transition-base);
}
.drawer-nav a:hover, .drawer-nav a.active {
  color: #fff;
  background: rgba(255,255,255,0.05);
}
.drawer-footer {
  font-size: 0.75rem;
  color: rgba(168,157,146,0.5);
  padding-top: 16px;
  border-top: 1px solid var(--border-dark);
}

/* ===== App Main ===== */
.app-main {
  margin-left: 240px;
  min-height: 100vh;
  background: var(--bg-warm);
}
.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}
.home-section {
  padding: 88px 0;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 72vh;
  min-height: 520px;
  display: flex;
  align-items: center;
  padding: 90px 0;
  background-image: linear-gradient(to right, rgba(18,17,16,0.94) 0%, rgba(18,17,16,0.78) 45%, rgba(18,17,16,0.40) 100%), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center 30%;
  color: var(--text-on-dark);
}
.hero-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--accent-light);
  text-transform: uppercase;
  margin-bottom: 20px;
  padding: 6px 16px;
  border: 1px solid rgba(224,135,92,0.35);
  border-radius: var(--radius-pill);
  background: rgba(201,106,61,0.08);
  animation: fadeUp 0.7s ease-out both;
}
.hero-title {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 18px;
  max-width: 620px;
  letter-spacing: -0.01em;
  text-wrap: balance;
  animation: fadeUp 0.7s ease-out 0.1s both;
}
.hero-subtitle {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-on-dark-sub);
  max-width: 520px;
  margin-bottom: 34px;
  animation: fadeUp 0.7s ease-out 0.2s both;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  animation: fadeUp 0.7s ease-out 0.3s both;
}
.btn-main {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: #fff;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 13px 30px;
  border: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
}
.btn-main:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(201,106,61,0.3);
  color: #fff;
}
.btn-main:active { transform: translateY(0); }
.btn-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-on-dark);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 12px 28px;
  border: 1px solid rgba(244,241,234,0.4);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}
.btn-line:hover {
  color: #fff;
  background: rgba(201,106,61,0.12);
  border-color: var(--accent-light);
  transform: translateY(-2px);
}
.scroll-indicator {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 40px;
  display: flex;
  justify-content: center;
}
.scroll-indicator span {
  display: block;
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, var(--accent-light), transparent);
  animation: scrollPulse 2.2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0% { transform: scaleY(0); transform-origin: top; opacity: 0; }
  40% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  80% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
  100% { opacity: 0; }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Section Headers ===== */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 42px;
}
.section-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.section-head h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
  font-weight: 650;
  line-height: 1.25;
  margin: 0;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}
.section-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 2px;
  transition: all var(--transition-base);
}
.section-more:hover {
  color: var(--accent);
  border-color: var(--accent);
  transform: translateX(2px);
}
.section-more i { transition: transform var(--transition-base); }
.section-more:hover i { transform: translateX(3px); }

/* ===== News Grid ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  text-decoration: none;
  color: var(--text-primary);
  border: 1px solid transparent;
}
.news-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  text-decoration: none;
  color: var(--text-primary);
  border-color: rgba(201,106,61,0.15);
}
.news-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #e5e0d8;
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}
.news-card:hover .news-thumb img {
  transform: scale(1.05);
}
.news-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(18, 17, 16, 0.72);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.03em;
}
.news-body {
  padding: 22px 22px 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.news-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 10px;
  color: var(--text-primary);
  transition: color var(--transition-base);
}
.news-card:hover .news-body h3 { color: var(--accent); }
.news-body p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}
.news-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  font-size: 0.78rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-light);
  padding-top: 14px;
}
.meta-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-weight: 500;
}
.meta-link i { font-size: 0.72rem; transition: transform var(--transition-base); }
.news-card:hover .meta-link i { transform: translateX(3px); }
.empty-state {
  grid-column: 1 / -1;
  background: #fff;
  border: 1px dashed rgba(18,17,16,0.15);
  border-radius: var(--radius-lg);
  padding: 60px 24px;
  text-align: center;
  color: var(--text-muted);
}
.empty-icon {
  font-size: 2.4rem;
  color: rgba(18,17,16,0.15);
  margin-bottom: 12px;
}
.empty-state p { margin: 0; font-size: 0.95rem; }

/* ===== Shelf ===== */
.shelf-section {
  background: var(--bg-dark);
  background-image: radial-gradient(rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 5px 5px;
  color: var(--text-on-dark);
}
.shelf-section .section-head h2 { color: var(--text-on-dark); }
.shelf-section .section-eyebrow { color: var(--accent-light); }
.shelf-section .section-more { color: var(--text-on-dark-sub); border-color: var(--border-dark); }
.shelf-section .section-more:hover { color: var(--accent-light); border-color: var(--accent-light); }
.shelf-scroll {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 16px;
  scrollbar-width: none;
}
.shelf-scroll::-webkit-scrollbar { display: none; }
.shelf-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: #1c1a18;
  transition: all var(--transition-base);
}
.shelf-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(0,0,0,0.4);
}
.shelf-img {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
}
.shelf-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.shelf-card:hover .shelf-img img { transform: scale(1.05); }
.shelf-num {
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--font-accent);
  font-size: 0.8rem;
  font-weight: 700;
  color: rgba(255,255,255,0.85);
  background: rgba(18,17,16,0.65);
  backdrop-filter: blur(6px);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.1em;
}
.shelf-body {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 60px 18px 16px;
  background: linear-gradient(to top, rgba(18,17,16,0.92), transparent);
}
.shelf-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent-light);
  margin-bottom: 4px;
}
.shelf-body h3 {
  font-size: 0.98rem;
  font-weight: 600;
  color: #fff;
  margin: 0;
  line-height: 1.45;
}
.shelf-arrow {
  position: absolute;
  top: 50%;
  right: 14px;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(18,17,16,0.55);
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  opacity: 0;
  transition: all var(--transition-base);
  backdrop-filter: blur(6px);
}
.shelf-card:hover .shelf-arrow { opacity: 1; right: 18px; }

/* ===== Featured ===== */
.featured-wrap {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 24px;
}
.featured-main {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 460px;
  display: flex;
  align-items: flex-end;
  text-decoration: none;
  color: #fff;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
}
.featured-main:hover {
  text-decoration: none;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.featured-main-img {
  position: absolute;
  inset: 0;
}
.featured-main-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.featured-main:hover .featured-main-img img { transform: scale(1.04); }
.featured-overlay {
  position: relative;
  padding: 30px;
  width: 100%;
  background: linear-gradient(to top, rgba(18,17,16,0.92) 0%, rgba(18,17,16,0.4) 60%, transparent 100%);
}
.featured-badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}
.featured-overlay h3 {
  font-size: 1.4rem;
  font-weight: 650;
  margin-bottom: 8px;
  line-height: 1.35;
}
.featured-overlay p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 14px;
  max-width: 360px;
}
.featured-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-light);
  border-bottom: 1px solid var(--accent-light);
  padding-bottom: 2px;
}
.featured-link i { transition: transform var(--transition-base); }
.featured-main:hover .featured-link i { transform: translateX(4px); }
.featured-side {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 24px;
}
.featured-sub {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  min-height: 0;
  text-decoration: none;
  color: #fff;
  transition: all var(--transition-base);
}
.featured-sub:hover {
  text-decoration: none;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}
.featured-sub-img {
  position: absolute;
  inset: 0;
}
.featured-sub-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.featured-sub:hover .featured-sub-img img { transform: scale(1.04); }
.featured-sub-overlay {
  position: relative;
  padding: 20px;
  width: 100%;
  background: linear-gradient(to top, rgba(18,17,16,0.9), transparent);
}
.featured-sub-overlay h4 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 4px;
  line-height: 1.4;
}
.featured-sub-overlay span {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.75);
}

/* ===== Category Blocks ===== */
.category-sections {
  display: flex;
  flex-direction: column;
  gap: 68px;
}
.category-block {
  border-top: 1px solid var(--border-light);
  padding-top: 48px;
}
.category-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 16px;
}
.category-title-row h2 {
  font-size: clamp(1.3rem, 1.8vw, 1.7rem);
  font-weight: 650;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}
.category-index {
  font-family: var(--font-accent);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  background: rgba(201,106,61,0.1);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}
.category-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 2px;
  transition: all var(--transition-base);
}
.category-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.category-link i { transition: transform var(--transition-base); }
.category-link:hover i { transform: translateX(4px); }
.category-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.h-card {
  display: flex;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  border: 1px solid transparent;
}
.h-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(201,106,61,0.12);
}
.h-card-img {
  flex: 0 0 150px;
  overflow: hidden;
  position: relative;
}
.h-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.h-card:hover .h-card-img img { transform: scale(1.06); }
.h-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.h-card-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: rgba(201,106,61,0.08);
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}
.h-card-body h3 {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 6px;
  color: var(--text-primary);
}
.h-card-body p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.h-card-link {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.h-card-link i { transition: transform var(--transition-base); }
.h-card:hover .h-card-link i { transform: translateX(4px); }

/* ===== CTA Banner ===== */
.cta-banner {
  position: relative;
  background: var(--bg-dark);
  overflow: hidden;
  padding: 100px 0;
  color: var(--text-on-dark);
}
.cta-banner::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,106,61,0.35), transparent 65%);
  pointer-events: none;
}
.cta-inner {
  position: relative;
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
  padding: 0 32px;
}
.cta-inner .section-eyebrow { color: var(--accent-light); display: block; margin-bottom: 8px; }
.cta-inner h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 12px;
  color: var(--text-on-dark);
}
.cta-inner p {
  font-size: 1rem;
  color: var(--text-on-dark-sub);
  margin-bottom: 32px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--bg-warm);
}
.faq-accordion {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.accordion-item {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
}
.accordion-item:has(.accordion-button:not(.collapsed)) {
  border-left: 3px solid var(--accent);
  box-shadow: 0 4px 16px rgba(18,17,16,0.06);
}
.accordion-button {
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: all var(--transition-base);
}
.accordion-button:hover { color: var(--accent); }
.accordion-button::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--accent);
  flex-shrink: 0;
  line-height: 1;
  transition: transform 0.3s ease, color var(--transition-base);
}
.accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
}
.accordion-collapse {
  transition: max-height 0.3s ease;
}
.accordion-body {
  padding: 0 24px 22px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== Footer ===== */
.app-footer {
  background: var(--bg-dark);
  color: var(--text-on-dark-sub);
  padding: 56px 0 28px;
  border-top: 1px solid var(--border-dark);
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
}
.footer-logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-on-dark);
  margin-bottom: 12px;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-logo .brand-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: #fff;
}
.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-on-dark-sub);
  max-width: 280px;
  margin: 0;
}
.footer-links h4,
.footer-info h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-on-dark);
  margin-bottom: 16px;
  letter-spacing: 0.06em;
}
.footer-links a {
  display: block;
  font-size: 0.88rem;
  color: var(--text-on-dark-sub);
  padding: 4px 0;
  transition: all var(--transition-base);
}
.footer-links a:hover {
  color: var(--accent-light);
  padding-left: 4px;
}
.footer-info p {
  font-size: 0.88rem;
  color: var(--text-on-dark-sub);
  margin-bottom: 6px;
}
.footer-bottom {
  max-width: 1200px;
  margin: 40px auto 0;
  padding: 20px 40px 0;
  border-top: 1px solid var(--border-dark);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.78rem;
  color: rgba(168,157,146,0.45);
}
.footer-bottom span { white-space: nowrap; }

/* ===== Reveal Animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (min-width: 1200px) and (max-width: 1400px) {
  .section-container, .hero-inner, .footer-container, .footer-bottom { padding-left: 36px; padding-right: 36px; }
}
@media (min-width: 992px) and (max-width: 1199px) {
  .app-sidebar { width: 200px; padding-left: 18px; padding-right: 18px; }
  .app-main { margin-left: 200px; }
  .sidebar-nav a { font-size: 0.9rem; padding-left: 12px; }
  .section-container, .hero-inner, .footer-container, .footer-bottom { padding-left: 28px; padding-right: 28px; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .featured-wrap { grid-template-columns: 1fr 1fr; }
  .featured-main { min-height: 420px; }
}
@media (max-width: 991.98px) {
  .app-sidebar { display: none; }
  .app-main { margin-left: 0; }
  .mobile-header { display: flex; }
  .app-main { padding-top: 60px; }
  .hero { min-height: 60vh; padding: 60px 0; }
  .hero-inner { padding: 0 24px; }
  .section-container, .footer-container { padding-left: 24px; padding-right: 24px; }
  .home-section { padding: 64px 0; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .featured-wrap { grid-template-columns: 1fr; }
  .featured-main { min-height: 380px; }
  .featured-side { grid-template-columns: 1fr 1fr; grid-template-rows: none; }
  .featured-sub { min-height: 220px; }
  .footer-container { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .cta-banner { padding: 80px 0; }
}
@media (max-width: 767.98px) {
  .mobile-header { height: 60px; }
  .hero { padding: 48px 0; }
  .hero-title { font-size: clamp(2rem, 6.5vw, 2.8rem); margin-bottom: 14px; }
  .hero-subtitle { font-size: 0.95rem; }
  .hero-actions { flex-direction: column; align-items: stretch; max-width: 280px; }
  .btn-main, .btn-line { justify-content: center; padding-left: 20px; padding-right: 20px; }
  .scroll-indicator { display: none; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 8px; margin-bottom: 28px; }
  .section-more { align-self: flex-end; }
  .news-grid { grid-template-columns: 1fr; gap: 18px; }
  .news-card { flex-direction: row; align-items: stretch; }
  .news-thumb { width: 120px; flex-shrink: 0; aspect-ratio: auto; }
  .news-body { padding: 16px; }
  .news-body h3 { font-size: 0.95rem; margin-bottom: 6px; }
  .news-body p { -webkit-line-clamp: 2; font-size: 0.82rem; margin-bottom: 10px; }
  .news-meta { font-size: 0.72rem; padding-top: 10px; }
  .news-tag { font-size: 0.65rem; padding: 3px 10px; top: 8px; left: 8px; }
  .shelf-section { padding: 56px 0; }
  .shelf-card { flex: 0 0 240px; }
  .featured-main { min-height: 340px; }
  .featured-sub { min-height: 180px; }
  .featured-overlay { padding: 20px; }
  .featured-overlay h3 { font-size: 1.15rem; }
  .featured-sub-overlay { padding: 14px; }
  .category-cards { grid-template-columns: 1fr; }
  .category-sections { gap: 48px; }
  .category-block { padding-top: 36px; }
  .h-card-img { flex: 0 0 110px; }
  .h-card-body { padding: 14px; }
  .h-card-body h3 { font-size: 0.92rem; }
  .h-card-body p { font-size: 0.8rem; }
  .cta-banner { padding: 64px 0; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .cta-actions .btn-main, .cta-actions .btn-line { justify-content: center; }
  .faq-accordion { margin-top: -8px; }
  .footer-container { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
  .footer-bottom span { white-space: normal; }
}
@media (max-width: 520px) {
  .section-container, .footer-container, .hero-inner { padding-left: 18px; padding-right: 18px; }
  .news-card { flex-direction: column; }
  .news-thumb { width: 100%; aspect-ratio: 16 / 9; }
  .h-card { flex-direction: column; }
  .h-card-img { flex: none; width: 100%; aspect-ratio: 16 / 9; }
  .featured-side { grid-template-columns: 1fr; }
  .btn-main, .btn-line { width: 100%; max-width: 280px; margin-left: auto; margin-right: auto; }
  .hero-actions { max-width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1 !important; transform: none !important; }
}

/* roulang page: category1 */
:root {
      --bg-warm: #F4F1EA;
      --bg-dark: #121110;
      --accent: #C96A3D;
      --accent-light: #E0875C;
      --text-primary: #1E1C19;
      --text-secondary: #6E675E;
      --text-muted: #9A9188;
      --text-on-dark: #F4F1EA;
      --text-on-dark-muted: #A89D92;
      --border-light: rgba(18, 17, 16, 0.10);
      --border-dark: rgba(244, 241, 234, 0.14);
      --radius-lg: 20px;
      --radius-md: 10px;
      --radius-pill: 999px;
      --shadow-card: 0 2px 8px rgba(18, 17, 16, 0.06);
      --shadow-hover: 0 12px 32px rgba(18, 17, 16, 0.14);
      --transition: 0.25s ease-out;
      --sidebar-width: 240px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      background: var(--bg-warm);
      color: var(--text-primary);
      line-height: 1.7;
      font-size: 0.95rem;
      overflow-x: hidden;
    }

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

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

    button {
      border: none;
      background: none;
      font-family: inherit;
    }

    .container-custom {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 32px;
      width: 100%;
    }

    @media (max-width: 768px) {
      .container-custom {
        padding: 0 20px;
      }
    }

    /* ============ 侧边栏 ============ */
    .app-sidebar {
      position: fixed;
      top: 0;
      left: 0;
      width: var(--sidebar-width);
      height: 100vh;
      background: var(--bg-dark);
      z-index: 1040;
      display: flex;
      flex-direction: column;
      border-right: 1px solid rgba(244, 241, 234, 0.08);
    }

    .sidebar-inner {
      display: flex;
      flex-direction: column;
      height: 100%;
      padding: 32px 24px;
    }

    .sidebar-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      padding-bottom: 28px;
      margin-bottom: 24px;
      border-bottom: 1px solid var(--border-dark);
    }

    .brand-icon {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--accent), var(--accent-light));
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.2rem;
      font-weight: 700;
      flex-shrink: 0;
      box-shadow: 0 4px 14px rgba(201, 106, 61, 0.35);
    }

    .sidebar-logo span.brand-name {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-on-dark);
      letter-spacing: 0.02em;
      white-space: nowrap;
    }

    .sidebar-nav {
      display: flex;
      flex-direction: column;
      gap: 4px;
      flex: 1;
    }

    .sidebar-nav a {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 12px 14px;
      border-radius: var(--radius-md);
      color: var(--text-on-dark-muted);
      font-size: 0.92rem;
      font-weight: 500;
      position: relative;
      transition: all var(--transition);
      border-left: 3px solid transparent;
    }

    .sidebar-nav a i {
      width: 18px;
      text-align: center;
      font-size: 0.9rem;
      opacity: 0.75;
      transition: opacity var(--transition);
    }

    .sidebar-nav a:hover {
      color: var(--text-on-dark);
      border-left-color: var(--accent);
      transform: translateX(2px);
      background: rgba(244, 241, 234, 0.04);
    }

    .sidebar-nav a.active {
      color: var(--text-on-dark);
      border-left-color: var(--accent);
      background: linear-gradient(90deg, rgba(201, 106, 61, 0.14), transparent);
    }

    .sidebar-nav a.active i {
      opacity: 1;
    }

    .sidebar-bottom {
      padding-top: 20px;
      border-top: 1px solid var(--border-dark);
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .sidebar-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 18px;
      border: 1px solid rgba(244, 241, 234, 0.22);
      border-radius: var(--radius-md);
      color: var(--text-on-dark);
      font-size: 0.84rem;
      font-weight: 500;
      transition: all var(--transition);
    }

    .sidebar-cta:hover {
      background: rgba(244, 241, 234, 0.08);
      border-color: rgba(244, 241, 234, 0.35);
      color: var(--accent-light);
    }

    .sidebar-copyright {
      font-size: 0.72rem;
      color: var(--text-on-dark-muted);
      opacity: 0.7;
    }

    /* ============ 移动端头部 ============ */
    .mobile-header {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: 60px;
      background: var(--bg-dark);
      z-index: 1050;
      align-items: center;
      justify-content: space-between;
      padding: 0 20px;
      border-bottom: 1px solid rgba(244, 241, 234, 0.10);
    }

    .mobile-header .menu-toggle {
      width: 40px;
      height: 40px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      gap: 6px;
      cursor: pointer;
      border-radius: 6px;
      transition: background var(--transition);
    }

    .mobile-header .menu-toggle:hover {
      background: rgba(244, 241, 234, 0.06);
    }

    .mobile-header .menu-toggle span {
      display: block;
      width: 20px;
      height: 2px;
      background: var(--text-on-dark);
      border-radius: 2px;
      transition: all var(--transition);
    }

    .mobile-header .menu-toggle.active span:nth-child(1) {
      transform: translateY(4px) rotate(45deg);
    }

    .mobile-header .menu-toggle.active span:nth-child(2) {
      transform: translateY(-4px) rotate(-45deg);
    }

    .mobile-logo {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .mobile-logo .brand-icon {
      width: 30px;
      height: 30px;
      font-size: 0.9rem;
      border-radius: 8px;
    }

    .mobile-logo span.brand-name {
      color: var(--text-on-dark);
      font-weight: 700;
      font-size: 0.95rem;
    }

    .drawer-overlay {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.5);
      z-index: 1045;
      opacity: 0;
      transition: opacity 0.3s ease;
    }

    .drawer-overlay.show {
      opacity: 1;
    }

    .drawer-menu {
      position: fixed;
      top: 0;
      bottom: 0;
      left: 0;
      width: 260px;
      background: var(--bg-dark);
      z-index: 1046;
      transform: translateX(-100%);
      transition: transform 0.3s ease;
      padding: 24px;
      display: flex;
      flex-direction: column;
    }

    .drawer-menu.open {
      transform: translateX(0);
    }

    .drawer-menu .sidebar-nav {
      flex: 1;
      margin-top: 24px;
    }

    .drawer-menu .sidebar-logo {
      border-bottom: 1px solid var(--border-dark);
      padding-bottom: 20px;
      margin-bottom: 8px;
    }

    /* ============ 主内容区 ============ */
    .main-wrapper {
      margin-left: var(--sidebar-width);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      background: var(--bg-warm);
    }

    .app-main {
      flex: 1;
    }

    /* ============ 页头 Hero ============ */
    .page-hero {
      position: relative;
      min-height: 420px;
      display: flex;
      align-items: center;
      background-color: var(--bg-dark);
      overflow: hidden;
    }

    .page-hero .hero-bg {
      position: absolute;
      inset: 0;
      background-size: cover;
      background-position: center;
      opacity: 0.5;
    }

    .page-hero .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(18, 17, 16, 0.92) 0%, rgba(18, 17, 16, 0.72) 45%, rgba(18, 17, 16, 0.45) 100%);
    }

    .hero-content {
      position: relative;
      z-index: 2;
      padding: 80px 0;
      max-width: 720px;
    }

    .hero-eyebrow {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 600;
      letter-spacing: 0.16em;
      color: var(--accent-light);
      text-transform: uppercase;
      margin-bottom: 16px;
    }

    .hero-content h1 {
      font-size: clamp(2.4rem, 4.5vw, 3.4rem);
      font-weight: 700;
      color: var(--text-on-dark);
      margin-bottom: 20px;
      line-height: 1.2;
      text-wrap: balance;
    }

    .hero-content p {
      font-size: 1rem;
      color: var(--text-on-dark-muted);
      line-height: 1.8;
      max-width: 560px;
    }

    .hero-divider {
      width: 56px;
      height: 3px;
      background: var(--accent);
      border-radius: 3px;
      margin: 24px 0;
    }

    /* ============ 板块通用 ============ */
    .section-block {
      padding: 96px 0;
    }

    .section-block.tight {
      padding: 64px 0;
    }

    .section-head {
      margin-bottom: 48px;
    }

    .section-head .section-eyebrow {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 600;
      letter-spacing: 0.14em;
      color: var(--accent);
      text-transform: uppercase;
      margin-bottom: 10px;
    }

    .section-head h2 {
      font-size: clamp(1.6rem, 2.6vw, 2.2rem);
      font-weight: 700;
      color: var(--text-primary);
      margin: 0;
      line-height: 1.3;
      text-wrap: balance;
    }

    .section-head p.lead {
      color: var(--text-secondary);
      font-size: 0.95rem;
      margin-top: 12px;
      max-width: 560px;
    }

    /* ============ 品牌要闻 ============ */
    .feature-section {
      padding-top: 0;
      margin-top: -20px;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 32px;
      align-items: stretch;
    }

    .feature-main-card {
      background: var(--bg-dark);
      border-radius: var(--radius-lg);
      overflow: hidden;
      position: relative;
      transition: transform var(--transition), box-shadow var(--transition);
    }

    .feature-main-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 16px 40px rgba(18, 17, 16, 0.22);
    }

    .feature-main-card .feature-img {
      height: 300px;
      overflow: hidden;
    }

    .feature-main-card .feature-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s ease;
    }

    .feature-main-card:hover .feature-img img {
      transform: scale(1.05);
    }

    .feature-main-card .feature-body {
      padding: 32px;
      position: relative;
    }

    .feature-tag {
      display: inline-flex;
      align-items: center;
      padding: 4px 14px;
      background: rgba(201, 106, 61, 0.16);
      color: var(--accent-light);
      border-radius: var(--radius-pill);
      font-size: 0.75rem;
      font-weight: 600;
      letter-spacing: 0.06em;
      margin-bottom: 16px;
    }

    .feature-main-card .feature-body h3 {
      font-size: 1.35rem;
      font-weight: 700;
      color: var(--text-on-dark);
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .feature-main-card .feature-body p {
      font-size: 0.9rem;
      color: var(--text-on-dark-muted);
      line-height: 1.7;
      margin: 0;
    }

    .feature-list {
      display: flex;
      flex-direction: column;
      gap: 0;
      background: #fff;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-card);
    }

    .feature-list .feature-item {
      display: flex;
      gap: 20px;
      padding: 28px 28px;
      border-bottom: 1px solid var(--border-light);
      transition: background var(--transition);
    }

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

    .feature-list .feature-item:hover {
      background: rgba(244, 241, 234, 0.4);
    }

    .feature-num {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--accent);
      line-height: 1;
      min-width: 32px;
      font-style: italic;
    }

    .feature-item-body h4 {
      font-size: 0.98rem;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 6px;
      line-height: 1.4;
    }

    .feature-item-body p {
      font-size: 0.84rem;
      color: var(--text-secondary);
      line-height: 1.6;
      margin: 0;
    }

    /* ============ 品牌价值 ============ */
    .value-section {
      background: #fff;
      margin: 0;
      padding: 96px 0;
      border-top: 1px solid var(--border-light);
      border-bottom: 1px solid var(--border-light);
    }

    .value-grid {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 64px;
      align-items: center;
    }

    .value-text .value-eyebrow {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 600;
      letter-spacing: 0.14em;
      color: var(--accent);
      text-transform: uppercase;
      margin-bottom: 14px;
    }

    .value-text h2 {
      font-size: clamp(1.8rem, 3vw, 2.5rem);
      font-weight: 700;
      line-height: 1.3;
      color: var(--text-primary);
      margin-bottom: 24px;
      text-wrap: balance;
    }

    .value-text p {
      font-size: 0.95rem;
      line-height: 1.9;
      color: var(--text-secondary);
      margin-bottom: 16px;
      max-width: 480px;
    }

    .value-text .value-points {
      margin-top: 24px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .value-point {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 0.9rem;
      color: var(--text-primary);
    }

    .value-point i {
      color: var(--accent);
      margin-top: 4px;
      font-size: 0.85rem;
    }

    .value-media {
      border-radius: var(--radius-lg);
      overflow: hidden;
      position: relative;
      box-shadow: var(--shadow-hover);
    }

    .value-media img {
      width: 100%;
      height: 380px;
      object-fit: cover;
      transition: transform 0.6s ease;
    }

    .value-media:hover img {
      transform: scale(1.03);
    }

    /* ============ 发展轨迹 ============ */
    .timeline-section {
      padding: 96px 0;
    }

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

    .timeline-item {
      background: #fff;
      border-radius: var(--radius-lg);
      padding: 32px;
      border-left: 3px solid var(--accent);
      box-shadow: var(--shadow-card);
      transition: transform var(--transition), box-shadow var(--transition);
    }

    .timeline-item:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .timeline-item .timeline-year {
      font-size: 0.78rem;
      font-weight: 600;
      color: var(--accent);
      letter-spacing: 0.08em;
      display: block;
      margin-bottom: 12px;
    }

    .timeline-item h3 {
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 8px;
      line-height: 1.4;
    }

    .timeline-item p {
      font-size: 0.85rem;
      color: var(--text-secondary);
      line-height: 1.6;
      margin: 0;
    }

    /* ============ 分类互跳 ============ */
    .cross-section {
      padding: 0 0 96px;
    }

    .cross-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .cross-card {
      background: var(--bg-dark);
      border-radius: var(--radius-lg);
      padding: 40px;
      position: relative;
      overflow: hidden;
      transition: all var(--transition);
      border: 1px solid transparent;
    }

    .cross-card::before {
      content: '';
      position: absolute;
      top: 0;
      right: 0;
      width: 180px;
      height: 180px;
      background: radial-gradient(circle, rgba(201, 106, 61, 0.18), transparent 70%);
      border-radius: 50%;
      transition: all var(--transition);
    }

    .cross-card:hover::before {
      transform: scale(1.4);
    }

    .cross-card:hover {
      border-color: var(--accent-light);
      transform: translateY(-4px);
    }

    .cross-card .cross-icon {
      font-size: 1.4rem;
      color: var(--accent-light);
      margin-bottom: 16px;
    }

    .cross-card h3 {
      font-size: 1.1rem;
      font-weight: 600;
      color: var(--text-on-dark);
      margin-bottom: 8px;
    }

    .cross-card p {
      font-size: 0.85rem;
      color: var(--text-on-dark-muted);
      margin-bottom: 16px;
      line-height: 1.6;
    }

    .cross-card .cross-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      color: var(--accent-light);
      font-weight: 500;
      transition: gap var(--transition);
    }

    .cross-card .cross-link:hover {
      gap: 14px;
    }

    /* ============ FAQ ============ */
    .faq-section {
      padding: 96px 0;
      background: #fff;
      border-top: 1px solid var(--border-light);
    }

    .faq-wrap {
      max-width: 760px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .accordion-item {
      background: transparent;
      border: none;
      border-radius: var(--radius-md) !important;
      overflow: hidden;
      transition: all var(--transition);
    }

    .accordion-item:hover {
      background: rgba(244, 241, 234, 0.5);
    }

    .accordion-item:has(.accordion-collapse.show) {
      background: rgba(244, 241, 234, 0.4);
      border-left: 3px solid var(--accent) !important;
    }

    .accordion-header {
      margin: 0;
    }

    .accordion-button {
      background: transparent;
      color: var(--text-primary);
      font-weight: 600;
      font-size: 0.95rem;
      padding: 20px 24px;
      box-shadow: none;
      border-radius: var(--radius-md);
      transition: all var(--transition);
    }

    .accordion-button:not(.collapsed) {
      background: transparent;
      color: var(--text-primary);
      box-shadow: none;
    }

    .accordion-button:focus {
      box-shadow: 0 0 0 3px rgba(201, 106, 61, 0.15);
      outline: none;
    }

    .accordion-button::after {
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23C96A3D'%3E%3Cpath fill-rule='evenodd' d='M8 3a.75.75 0 01.75.75v3.5h3.5a.75.75 0 010 1.5h-3.5v3.5a.75.75 0 01-1.5 0v-3.5H3.25a.75.75 0 010-1.5h3.5V3.75A.75.75 0 018 3z'/%3E%3C/svg%3E");
      transition: transform 0.3s ease;
    }

    .accordion-button:not(.collapsed)::after {
      transform: rotate(45deg);
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23C96A3D'%3E%3Cpath fill-rule='evenodd' d='M3.25 8A.75.75 0 014 7.25h8a.75.75 0 010 1.5H4A.75.75 0 013.25 8z'/%3E%3C/svg%3E");
    }

    .accordion-body {
      padding: 0 24px 20px;
      font-size: 0.88rem;
      color: var(--text-secondary);
      line-height: 1.8;
    }

    /* ============ CTA ============ */
    .cta-section {
      padding: 96px 0 0;
    }

    .cta-inner {
      background: var(--bg-dark);
      border-radius: var(--radius-lg);
      padding: 64px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .cta-inner::before {
      content: '';
      position: absolute;
      bottom: -50%;
      left: 50%;
      transform: translateX(-50%);
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(201, 106, 61, 0.25), transparent 70%);
      border-radius: 50%;
      pointer-events: none;
    }

    .cta-inner h2 {
      font-size: clamp(1.5rem, 2.2vw, 1.9rem);
      font-weight: 700;
      color: var(--text-on-dark);
      margin-bottom: 12px;
      position: relative;
      z-index: 1;
    }

    .cta-inner p {
      font-size: 0.9rem;
      color: var(--text-on-dark-muted);
      margin-bottom: 32px;
      position: relative;
      z-index: 1;
    }

    .cta-actions {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
      position: relative;
      z-index: 1;
    }

    /* ============ 按钮 ============ */
    .btn-custom-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--accent);
      color: #fff;
      font-weight: 600;
      font-size: 0.88rem;
      padding: 12px 28px;
      border-radius: var(--radius-md);
      transition: all var(--transition);
      border: none;
      letter-spacing: 0.04em;
      box-shadow: 0 4px 16px rgba(201, 106, 61, 0.25);
    }

    .btn-custom-primary:hover {
      background: var(--accent-light);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(201, 106, 61, 0.32);
    }

    .btn-custom-primary:active {
      transform: translateY(0);
      box-shadow: 0 2px 8px rgba(201, 106, 61, 0.2);
    }

    .btn-custom-primary:focus-visible {
      outline: 3px solid rgba(201, 106, 61, 0.4);
      outline-offset: 2px;
    }

    .btn-custom-outline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: transparent;
      color: var(--text-on-dark);
      font-weight: 500;
      font-size: 0.88rem;
      padding: 12px 28px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(244, 241, 234, 0.3);
      transition: all var(--transition);
    }

    .btn-custom-outline:hover {
      border-color: var(--accent-light);
      color: var(--accent-light);
      background: rgba(201, 106, 61, 0.08);
      transform: translateY(-2px);
    }

    .btn-custom-outline:active {
      transform: translateY(0);
    }

    .btn-custom-outline:focus-visible {
      outline: 3px solid rgba(201, 106, 61, 0.3);
      outline-offset: 2px;
    }

    /* ============ 页脚 ============ */
    .app-footer {
      background: var(--bg-dark);
      padding: 64px 0 0;
      margin-top: 0;
    }

    .footer-container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 32px 48px;
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr;
      gap: 48px;
    }

    .footer-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-on-dark);
      margin-bottom: 16px;
    }

    .footer-brand p {
      font-size: 0.85rem;
      color: var(--text-on-dark-muted);
      line-height: 1.7;
      max-width: 340px;
      margin: 0;
    }

    .footer-links h4,
    .footer-info h4 {
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--text-on-dark);
      margin-bottom: 20px;
      letter-spacing: 0.06em;
      text-transform: uppercase;
    }

    .footer-links a {
      display: block;
      font-size: 0.85rem;
      color: var(--text-on-dark-muted);
      margin-bottom: 10px;
      transition: all var(--transition);
    }

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

    .footer-info p {
      font-size: 0.85rem;
      color: var(--text-on-dark-muted);
      margin-bottom: 10px;
      line-height: 1.6;
    }

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

    .footer-bottom {
      border-top: 1px solid rgba(244, 241, 234, 0.08);
      padding: 20px 32px;
      max-width: 1280px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
    }

    .footer-bottom span {
      font-size: 0.75rem;
      color: var(--text-on-dark-muted);
      opacity: 0.7;
    }

    /* ============ 响应式 ============ */
    @media (max-width: 1199.98px) {
      :root {
        --sidebar-width: 200px;
      }

      .sidebar-inner {
        padding: 24px 16px;
      }

      .sidebar-nav a {
        font-size: 0.86rem;
        padding: 11px 12px;
      }
    }

    @media (max-width: 991.98px) {
      .app-sidebar {
        display: none;
      }

      .main-wrapper {
        margin-left: 0;
      }

      .mobile-header {
        display: flex;
      }

      .main-wrapper {
        padding-top: 60px;
      }

      .drawer-overlay.show {
        display: block;
      }

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

      .value-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }

      .value-media img {
        height: 280px;
      }

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

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

    @media (max-width: 767.98px) {
      .section-block {
        padding: 56px 0;
      }

      .section-block.tight {
        padding: 40px 0;
      }

      .value-section {
        padding: 56px 0;
      }

      .timeline-section {
        padding: 56px 0;
      }

      .faq-section {
        padding: 56px 0;
      }

      .cta-section {
        padding: 56px 0 0;
      }

      .cross-section {
        padding: 0 0 56px;
      }

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

      .page-hero {
        min-height: 360px;
      }

      .hero-content {
        padding: 60px 0;
      }

      .hero-content h1 {
        font-size: clamp(1.8rem, 6vw, 2.4rem);
      }

      .cta-inner {
        padding: 40px 24px;
      }

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

      .cta-actions .btn-custom-primary,
      .cta-actions .btn-custom-outline {
        width: 100%;
        justify-content: center;
      }

      .feature-main-card .feature-img {
        height: 220px;
      }

      .feature-main-card .feature-body {
        padding: 24px;
      }

      .feature-list .feature-item {
        padding: 22px;
      }

      .timeline-item {
        padding: 24px;
      }

      .footer-container {
        padding: 0 20px 32px;
      }

      .footer-bottom {
        padding: 20px;
        flex-direction: column;
        text-align: center;
      }
    }

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

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

      .feature-num {
        min-width: 24px;
        font-size: 0.9rem;
      }

      .value-media img {
        height: 220px;
      }

      .hero-divider {
        margin: 18px 0;
      }
    }

    /* ============ 动效 ============ */
    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
      }
    }

    .fade-in-up {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    }

    .fade-in-up.visible {
      opacity: 1;
      transform: translateY(0);
    }

/* roulang page: article */
/* ===== 设计变量 ===== */
    :root {
      --bg-warm: #F4F1EA;
      --bg-dark: #121110;
      --bg-dark-soft: rgba(255, 255, 255, 0.04);
      --accent: #C96A3D;
      --accent-light: #E0875C;
      --text-primary: #1E1C19;
      --text-secondary: #6E675E;
      --text-muted: #9A9188;
      --text-on-dark: #F4F1EA;
      --text-on-dark-muted: #A89D92;
      --border-light: rgba(18, 17, 16, 0.10);
      --border-dark: rgba(244, 241, 234, 0.14);
      --radius-lg: 18px;
      --radius-md: 10px;
      --radius-pill: 999px;
      --shadow-card: 0 2px 8px rgba(18, 17, 16, 0.06);
      --shadow-hover: 0 12px 32px rgba(18, 17, 16, 0.14);
      --transition: 0.25s ease-out;
      --sidebar-width: 240px;
      --content-max: 1200px;
      --article-max: 760px;
    }

    /* ===== Reset 基础 ===== */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      background: var(--bg-warm);
      color: var(--text-primary);
      line-height: 1.75;
      font-size: 0.95rem;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all var(--transition);
    }
    a:hover {
      color: var(--accent);
    }
    img {
      max-width: 100%;
      display: block;
    }
    button {
      font-family: inherit;
      border: none;
      background: none;
      cursor: pointer;
    }
    input, textarea {
      font-family: inherit;
    }

    /* ===== 侧边栏 ===== */
    .sidebar {
      position: fixed;
      top: 0;
      left: 0;
      bottom: 0;
      width: var(--sidebar-width);
      background: var(--bg-dark);
      z-index: 1060;
      display: flex;
      flex-direction: column;
      border-right: 1px solid var(--border-dark);
    }
    .sidebar::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image: radial-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px);
      background-size: 18px 18px;
      pointer-events: none;
    }
    .sidebar-inner {
      display: flex;
      flex-direction: column;
      height: 100%;
      padding: 30px 20px 20px;
      position: relative;
      z-index: 1;
    }
    .sidebar-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 6px 10px 26px;
      border-bottom: 1px solid var(--border-dark);
    }
    .brand-icon {
      width: 40px;
      height: 40px;
      background: var(--accent);
      color: #fff;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      font-weight: 700;
      flex-shrink: 0;
      box-shadow: 0 4px 14px rgba(201, 106, 61, 0.35);
    }
    .brand-text {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-on-dark);
      letter-spacing: 0.04em;
      line-height: 1.4;
    }
    .sidebar-nav {
      display: flex;
      flex-direction: column;
      gap: 4px;
      margin-top: 30px;
      flex: 1;
    }
    .sidebar-nav a {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 12px 14px;
      border-radius: var(--radius-md);
      color: var(--text-on-dark-muted);
      font-size: 0.92rem;
      font-weight: 500;
      border-left: 3px solid transparent;
      transition: all var(--transition);
    }
    .sidebar-nav a i {
      width: 20px;
      text-align: center;
      font-size: 0.95rem;
      opacity: 0.8;
      transition: opacity var(--transition);
    }
    .sidebar-nav a:hover {
      color: var(--text-on-dark);
      border-left-color: var(--accent);
      padding-left: 18px;
      background: var(--bg-dark-soft);
    }
    .sidebar-nav a:hover i {
      opacity: 1;
      color: var(--accent-light);
    }
    .sidebar-nav a.active {
      color: var(--text-on-dark);
      border-left-color: var(--accent);
      background: var(--bg-dark-soft);
      padding-left: 18px;
    }
    .sidebar-nav a.active i {
      color: var(--accent-light);
      opacity: 1;
    }
    .sidebar-footer {
      padding: 18px 10px 4px;
      border-top: 1px solid var(--border-dark);
      color: var(--text-on-dark-muted);
      font-size: 0.75rem;
      line-height: 1.6;
    }

    /* ===== 移动端顶栏 ===== */
    .mobile-header {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: 60px;
      background: var(--bg-dark);
      z-index: 1050;
      align-items: center;
      justify-content: space-between;
      padding: 0 18px;
      box-shadow: 0 2px 16px rgba(18, 17, 16, 0.35);
    }
    .menu-toggle {
      display: flex;
      flex-direction: column;
      justify-content: center;
      gap: 6px;
      width: 42px;
      height: 42px;
      border-radius: 8px;
      padding: 0 10px;
    }
    .menu-toggle span {
      display: block;
      height: 2px;
      width: 100%;
      background: var(--text-on-dark);
      border-radius: 2px;
      transition: all var(--transition);
    }
    .menu-toggle:hover span {
      background: var(--accent-light);
    }
    .mobile-brand {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-on-dark);
      letter-spacing: 0.04em;
    }
    .drawer-overlay {
      display: none;
    }
    .drawer-overlay.active {
      display: block;
      position: fixed;
      inset: 0;
      background: rgba(18, 17, 16, 0.6);
      z-index: 1055;
      backdrop-filter: blur(2px);
    }

    /* ===== 主内容区 ===== */
    .main-content {
      margin-left: var(--sidebar-width);
      min-height: 100vh;
      background: var(--bg-warm);
      display: flex;
      flex-direction: column;
    }

    /* ===== 面包屑 ===== */
    .article-container {
      max-width: var(--article-max);
      margin: 0 auto;
      padding: 56px 24px 24px;
      width: 100%;
      flex: 1;
    }
    .breadcrumb-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-bottom: 40px;
      flex-wrap: wrap;
    }
    .breadcrumb-nav a {
      color: var(--text-muted);
      transition: color var(--transition);
    }
    .breadcrumb-nav a:hover {
      color: var(--accent);
    }
    .breadcrumb-sep {
      opacity: 0.45;
      font-size: 0.7rem;
    }
    .breadcrumb-nav .current {
      color: var(--text-secondary);
      font-weight: 500;
    }

    /* ===== 文章头部 ===== */
    .article-header {
      margin-bottom: 36px;
    }
    .article-header h1 {
      font-size: clamp(1.8rem, 3.2vw, 2.6rem);
      font-weight: 700;
      line-height: 1.38;
      color: var(--text-primary);
      margin-bottom: 20px;
      text-wrap: balance;
      letter-spacing: 0.01em;
    }
    .article-meta {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.8rem;
      color: var(--text-muted);
      flex-wrap: wrap;
    }
    .article-meta i {
      margin-right: 4px;
      color: var(--accent-light);
    }
    .article-meta .meta-dot {
      opacity: 0.4;
      font-size: 0.6rem;
    }

    /* ===== 正文排版 ===== */
    .article-body {
      font-size: 1rem;
      line-height: 1.95;
      color: var(--text-primary);
    }
    .article-body p {
      margin-bottom: 26px;
    }
    .article-body h2 {
      font-size: 1.4rem;
      font-weight: 700;
      margin: 46px 0 20px;
      padding-left: 14px;
      border-left: 3px solid var(--accent);
      line-height: 1.45;
    }
    .article-body h3 {
      font-size: 1.15rem;
      font-weight: 650;
      margin: 34px 0 16px;
      line-height: 1.5;
    }
    .article-body h4 {
      font-size: 1rem;
      font-weight: 650;
      margin: 26px 0 12px;
    }
    .article-body img {
      border-radius: var(--radius-lg);
      margin: 30px 0;
      box-shadow: var(--shadow-card);
    }
    .article-body blockquote {
      border-left: 3px solid var(--accent);
      background: rgba(201, 106, 61, 0.06);
      padding: 20px 24px;
      margin: 30px 0;
      border-radius: 0 12px 12px 0;
      color: var(--text-secondary);
      font-size: 0.95rem;
      line-height: 1.85;
    }
    .article-body blockquote p {
      margin-bottom: 0;
    }
    .article-body ul,
    .article-body ol {
      padding-left: 24px;
      margin-bottom: 26px;
    }
    .article-body li {
      margin-bottom: 8px;
    }
    .article-body a {
      color: var(--accent);
      border-bottom: 1px solid rgba(201, 106, 61, 0.3);
      transition: border-color var(--transition);
    }
    .article-body a:hover {
      border-bottom-color: var(--accent);
      color: var(--accent);
    }
    .article-body hr {
      border: 0;
      border-top: 1px solid var(--border-light);
      margin: 42px 0;
    }
    .article-body strong {
      font-weight: 650;
    }
    .article-body iframe {
      max-width: 100%;
      border-radius: var(--radius-md);
      margin: 24px 0;
    }

    /* ===== 标签 ===== */
    .article-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 44px 0 36px;
      padding-top: 30px;
      border-top: 1px solid var(--border-light);
    }
    .tag {
      background: rgba(201, 106, 61, 0.10);
      color: var(--accent);
      font-size: 0.78rem;
      font-weight: 600;
      padding: 6px 18px;
      border-radius: var(--radius-pill);
      transition: all var(--transition);
      display: inline-block;
    }
    .tag:hover {
      background: var(--accent);
      color: #fff;
      transform: translateY(-1px);
    }

    /* ===== 上下篇 ===== */
    .article-pagination {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      margin: 40px 0 20px;
    }
    .page-btn {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 13px 22px;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      font-size: 0.86rem;
      font-weight: 600;
      color: var(--text-secondary);
      transition: all var(--transition);
      background: transparent;
    }
    .page-btn i {
      font-size: 0.8rem;
      transition: transform var(--transition);
    }
    .page-btn:hover {
      border-color: var(--accent);
      color: var(--accent);
      box-shadow: var(--shadow-card);
      transform: translateY(-2px);
    }
    .page-btn.prev:hover i {
      transform: translateX(-4px);
    }
    .page-btn.next:hover i {
      transform: translateX(4px);
    }

    /* ===== 未找到 ===== */
    .not-found {
      text-align: center;
      padding: 80px 24px;
      background: #fff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card);
    }
    .not-found-icon {
      font-size: 3rem;
      color: var(--accent-light);
      margin-bottom: 20px;
      opacity: 0.7;
    }
    .not-found h2 {
      font-size: 1.5rem;
      font-weight: 700;
      margin-bottom: 10px;
    }
    .not-found p {
      color: var(--text-secondary);
      font-size: 0.95rem;
      margin-bottom: 24px;
    }
    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--accent);
      color: #fff;
      padding: 12px 32px;
      border-radius: var(--radius-md);
      font-size: 0.9rem;
      font-weight: 600;
      letter-spacing: 0.06em;
      transition: all var(--transition);
      border: none;
    }
    .btn-primary:hover {
      background: var(--accent-light);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(201, 106, 61, 0.3);
    }
    .btn-primary:active {
      transform: translateY(0);
    }

    /* ===== 相关推荐 ===== */
    .related-section {
      max-width: var(--content-max);
      margin: 0 auto;
      padding: 56px 24px 88px;
      border-top: 1px solid var(--border-light);
      width: 100%;
    }
    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      margin-bottom: 36px;
      gap: 16px;
      flex-wrap: wrap;
    }
    .eyebrow {
      display: block;
      font-size: 0.75rem;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--accent);
      font-weight: 600;
      margin-bottom: 6px;
    }
    .section-head h2 {
      font-size: clamp(1.6rem, 2.6vw, 2.2rem);
      font-weight: 700;
      margin-bottom: 0;
      color: var(--text-primary);
    }
    .text-link {
      font-size: 0.85rem;
      color: var(--text-secondary);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .text-link i {
      font-size: 0.75rem;
      transition: transform var(--transition);
    }
    .text-link:hover {
      color: var(--accent);
    }
    .text-link:hover i {
      transform: translateX(4px);
    }
    .related-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .related-card {
      background: #fff;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-card);
      transition: all var(--transition);
      border: 1px solid var(--border-light);
    }
    .related-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .related-image {
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background: var(--bg-dark);
    }
    .related-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s ease-out;
    }
    .related-card:hover .related-image img {
      transform: scale(1.05);
    }
    .related-body {
      padding: 20px 22px 24px;
    }
    .related-cat {
      font-size: 0.72rem;
      color: var(--accent);
      font-weight: 600;
      background: rgba(201, 106, 61, 0.08);
      display: inline-block;
      padding: 3px 12px;
      border-radius: var(--radius-pill);
      margin-bottom: 12px;
    }
    .related-body h3 {
      font-size: 1rem;
      font-weight: 600;
      line-height: 1.6;
      color: var(--text-primary);
      margin-bottom: 0;
      transition: color var(--transition);
    }
    .related-card:hover .related-body h3 {
      color: var(--accent);
    }

    /* ===== 页脚 ===== */
    .app-footer {
      background: var(--bg-dark);
      color: var(--text-on-dark-muted);
      padding: 56px 0 0;
      margin-left: var(--sidebar-width);
      position: relative;
      overflow: hidden;
    }
    .app-footer::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--accent), transparent);
      opacity: 0.5;
    }
    .footer-container {
      max-width: var(--content-max);
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1.6fr 1fr 1.2fr;
      gap: 48px;
      padding: 0 32px 40px;
    }
    .footer-brand .footer-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-on-dark);
      margin-bottom: 16px;
    }
    .footer-brand p {
      font-size: 0.85rem;
      line-height: 1.85;
      max-width: 360px;
      color: var(--text-on-dark-muted);
    }
    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links h4,
    .footer-info h4 {
      font-size: 0.9rem;
      font-weight: 650;
      color: var(--text-on-dark);
      margin-bottom: 10px;
      letter-spacing: 0.02em;
    }
    .footer-links a {
      color: var(--text-on-dark-muted);
      font-size: 0.85rem;
      transition: all var(--transition);
      width: fit-content;
    }
    .footer-links a:hover {
      color: var(--accent-light);
      padding-left: 4px;
    }
    .footer-info p {
      font-size: 0.85rem;
      margin-bottom: 8px;
      color: var(--text-on-dark-muted);
    }
    .footer-info p i {
      color: var(--accent);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-dark);
      padding: 18px 32px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      max-width: var(--content-max);
      margin: 0 auto;
      font-size: 0.75rem;
      color: rgba(244, 241, 234, 0.45);
      flex-wrap: wrap;
      gap: 8px;
    }

    /* ===== 响应式 ===== */
    @media (min-width: 992px) and (max-width: 1199px) {
      :root {
        --sidebar-width: 200px;
      }
      .brand-text {
        font-size: 0.92rem;
      }
      .sidebar-nav a {
        font-size: 0.88rem;
        padding: 11px 12px;
      }
      .sidebar-nav a:hover,
      .sidebar-nav a.active {
        padding-left: 15px;
      }
      .related-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
      }
    }

    @media (max-width: 991px) {
      .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease-out;
        width: 280px;
      }
      .sidebar.open {
        transform: translateX(0);
      }
      .sidebar-inner {
        padding: 24px 18px 18px;
      }
      .brand-text {
        font-size: 1rem;
      }
      .mobile-header {
        display: flex;
      }
      .main-content {
        margin-left: 0;
        padding-top: 60px;
      }
      .app-footer {
        margin-left: 0;
      }
      .article-container {
        padding: 40px 24px 20px;
      }
      .related-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-container {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
      }
    }

    @media (max-width: 767px) {
      .article-container {
        padding: 32px 18px 16px;
      }
      .breadcrumb-nav {
        margin-bottom: 30px;
      }
      .article-header h1 {
        font-size: 1.6rem;
      }
      .article-body {
        font-size: 0.95rem;
        line-height: 1.85;
      }
      .article-body h2 {
        font-size: 1.25rem;
      }
      .article-tags {
        margin: 36px 0 28px;
      }
      .article-pagination {
        flex-direction: column;
        gap: 12px;
      }
      .page-btn {
        width: 100%;
        justify-content: center;
      }
      .not-found {
        padding: 56px 20px;
      }
      .related-section {
        padding: 44px 18px 64px;
      }
      .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
      }
      .related-grid {
        grid-template-columns: 1fr;
        gap: 18px;
      }
      .footer-container {
        grid-template-columns: 1fr;
        gap: 32px;
        padding: 0 20px 30px;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
        padding: 16px 20px;
      }
    }

    @media (max-width: 520px) {
      .mobile-header {
        padding: 0 14px;
      }
      .mobile-brand {
        font-size: 0.88rem;
      }
      .sidebar {
        width: 260px;
      }
      .related-image {
        aspect-ratio: 16 / 10;
      }
      .footer-links a:hover {
        padding-left: 0;
      }
      .footer-bottom span:last-child {
        opacity: 0.7;
      }
    }

    /* ===== 动效与可访问性 ===== */
    @media (prefers-reduced-motion: no-preference) {
      .article-body img {
        transition: transform 0.4s ease-out;
      }
      .article-body img:hover {
        transform: scale(1.01);
      }
    }
    @media (prefers-reduced-motion: reduce) {
      * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
      }
    }
    :focus-visible {
      outline: 2px solid var(--accent);
      outline-offset: 2px;
    }

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --bg-warm: #F4F1EA;
            --ink-dark: #121110;
            --ink-body: #1E1C19;
            --ink-sub: #6E675E;
            --ink-weak: #9A9188;
            --accent: #C96A3D;
            --accent-bright: #E0875C;
            --border-light: rgba(18, 17, 16, 0.10);
            --border-dark: rgba(244, 241, 234, 0.14);
            --radius-lg: 18px;
            --radius-md: 10px;
            --radius-sm: 6px;
            --shadow-card: 0 2px 8px rgba(18, 17, 16, 0.06);
            --shadow-hover: 0 12px 32px rgba(18, 17, 16, 0.14);
            --transition: all 0.25s ease-out;
            --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --font-en: "Helvetica Neue", Arial, sans-serif;
        }

        /* ===== 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-warm);
            color: var(--ink-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }

        /* ===== 移动端顶部栏 ===== */
        .mobile-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: var(--ink-dark);
            z-index: 1100;
            display: flex;
            align-items: center;
            padding: 0 20px;
            gap: 16px;
            border-bottom: 1px solid var(--border-dark);
        }
        .menu-toggle {
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 30px;
            height: 30px;
            padding: 4px;
        }
        .menu-toggle span {
            display: block;
            height: 2px;
            background: var(--bg-warm);
            border-radius: 2px;
            transition: var(--transition);
        }
        .mobile-brand {
            font-size: 1rem;
            font-weight: 700;
            color: var(--bg-warm);
            letter-spacing: 0.04em;
        }
        .sidebar-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 1040;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }
        .sidebar-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        @media (min-width: 992px) {
            .mobile-header {
                display: none;
            }
            .sidebar-overlay {
                display: none;
            }
        }

        /* ===== App Shell ===== */
        .app-shell {
            display: flex;
            min-height: 100vh;
        }

        /* ===== 侧栏 ===== */
        .sidebar {
            width: 240px;
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            background: var(--ink-dark);
            z-index: 1050;
            display: flex;
            flex-direction: column;
            padding: 32px 0 24px;
            border-right: 1px solid var(--border-dark);
            transition: transform 0.3s ease;
        }
        .sidebar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0 28px 28px;
            border-bottom: 1px solid var(--border-dark);
        }
        .brand-icon {
            width: 38px;
            height: 38px;
            background: var(--accent);
            color: #fff;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .sidebar-brand span.brand-text {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--bg-warm);
            letter-spacing: 0.02em;
            line-height: 1.3;
        }
        .sidebar-nav {
            flex: 1;
            padding: 20px 12px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: #A89D92;
            border-left: 3px solid transparent;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            transition: var(--transition);
        }
        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            color: #777;
            transition: var(--transition);
        }
        .sidebar-nav a:hover {
            color: var(--bg-warm);
            border-left-color: var(--accent);
            padding-left: 20px;
        }
        .sidebar-nav a:hover i {
            color: var(--accent-bright);
        }
        .sidebar-nav a.active {
            color: var(--bg-warm);
            border-left-color: var(--accent);
            padding-left: 20px;
            font-weight: 600;
        }
        .sidebar-nav a.active i {
            color: var(--accent-bright);
        }
        .sidebar-bottom {
            padding: 16px 24px 8px;
            border-top: 1px solid var(--border-dark);
        }
        .sidebar-cta {
            display: block;
            text-align: center;
            padding: 10px 16px;
            border: 1px solid rgba(244, 241, 234, 0.25);
            border-radius: var(--radius-md);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--bg-warm);
            transition: var(--transition);
        }
        .sidebar-cta:hover {
            border-color: var(--accent);
            color: var(--accent-bright);
            background: rgba(201, 106, 61, 0.08);
        }

        @media (max-width: 991.98px) {
            .sidebar {
                transform: translateX(-100%);
                width: 260px;
                padding-top: 20px;
            }
            .sidebar.open {
                transform: translateX(0);
            }
        }
        @media (min-width: 992px) and (max-width: 1199.98px) {
            .sidebar {
                width: 200px;
            }
        }

        /* ===== 主内容区 ===== */
        .main-area {
            margin-left: 240px;
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            background: var(--bg-warm);
        }
        @media (min-width: 992px) and (max-width: 1199.98px) {
            .main-area {
                margin-left: 200px;
            }
        }
        @media (max-width: 991.98px) {
            .main-area {
                margin-left: 0;
                padding-top: 60px;
            }
        }

        /* ===== 分类页 Hero ===== */
        .category-hero {
            position: relative;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            min-height: 360px;
            display: flex;
            align-items: center;
            padding: 72px 0 56px;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(18, 17, 16, 0.92) 20%, rgba(18, 17, 16, 0.55) 70%, rgba(18, 17, 16, 0.35) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            animation: heroIn 0.8s ease-out both;
        }
        .hero-eyebrow {
            font-family: var(--font-en);
            font-size: 0.75rem;
            letter-spacing: 0.14em;
            text-transform: uppercase;
            color: var(--accent-bright);
            margin-bottom: 16px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .hero-eyebrow::before {
            content: '';
            width: 32px;
            height: 1px;
            background: var(--accent);
            display: inline-block;
        }
        .category-hero h1 {
            font-size: clamp(2.1rem, 4vw, 3.2rem);
            font-weight: 700;
            color: var(--bg-warm);
            letter-spacing: 0.02em;
            line-height: 1.2;
            margin-bottom: 16px;
            text-wrap: balance;
        }
        .category-hero .hero-desc {
            font-size: 1rem;
            color: rgba(244, 241, 234, 0.82);
            max-width: 520px;
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 0.8rem;
            color: var(--ink-weak);
            margin-bottom: 18px;
        }
        .breadcrumb a {
            color: rgba(244, 241, 234, 0.65);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent-bright);
        }
        .breadcrumb .sep {
            color: rgba(244, 241, 234, 0.35);
            margin: 0 2px;
        }
        .breadcrumb .current {
            color: var(--accent-bright);
            font-weight: 500;
        }

        /* ===== 通用按钮 ===== */
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            padding: 12px 26px;
            border-radius: var(--radius-md);
            border: none;
            transition: var(--transition);
        }
        .btn-accent:hover {
            background: var(--accent-bright);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 106, 61, 0.25);
            color: #fff;
        }
        .btn-accent:active {
            transform: translateY(0);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 1px solid rgba(244, 241, 234, 0.35);
            color: var(--bg-warm);
            font-size: 0.9rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            padding: 12px 24px;
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .btn-outline-light:hover {
            background: rgba(201, 106, 61, 0.12);
            border-color: var(--accent);
            color: var(--accent-bright);
        }
        .btn-outline-light:active {
            background: rgba(201, 106, 61, 0.2);
        }
        .btn-outline-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 1px solid rgba(201, 106, 61, 0.5);
            color: var(--accent);
            font-size: 0.9rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            padding: 10px 22px;
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .btn-outline-accent:hover {
            background: rgba(201, 106, 61, 0.08);
            border-color: var(--accent);
            transform: translateY(-2px);
        }

        /* ===== 区块通用 ===== */
        .section-block {
            padding: 88px 0;
        }
        .section-block.tight {
            padding: 64px 0;
        }
        .section-header {
            margin-bottom: 44px;
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            gap: 24px;
            flex-wrap: wrap;
        }
        .section-eyebrow {
            font-family: var(--font-en);
            font-size: 0.75rem;
            letter-spacing: 0.14em;
            text-transform: uppercase;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-eyebrow::before {
            content: '';
            width: 24px;
            height: 1px;
            background: var(--accent);
            display: inline-block;
        }
        .section-title {
            font-size: clamp(1.6rem, 2.6vw, 2.2rem);
            font-weight: 650;
            color: var(--ink-body);
            line-height: 1.25;
            text-wrap: balance;
            margin: 0;
        }
        .section-desc {
            font-size: 0.95rem;
            color: var(--ink-sub);
            max-width: 560px;
            line-height: 1.8;
        }
        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--accent);
            transition: var(--transition);
        }
        .link-arrow:hover {
            color: var(--ink-body);
            gap: 10px;
        }
        @media (max-width: 767.98px) {
            .section-block {
                padding: 56px 0;
            }
            .section-block.tight {
                padding: 40px 0;
            }
            .section-header {
                margin-bottom: 28px;
            }
        }

        /* ===== 编辑型图文区 ===== */
        .editorial-block {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .editorial-media {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .editorial-media img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .editorial-media:hover img {
            transform: scale(1.04);
        }
        .editorial-body .lead-text {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--ink-body);
            margin-bottom: 20px;
        }
        .editorial-body p {
            color: var(--ink-sub);
            line-height: 1.9;
            font-size: 0.95rem;
            margin-bottom: 16px;
        }
        .editorial-quote {
            border-left: 2px solid var(--accent);
            padding: 16px 20px;
            background: rgba(201, 106, 61, 0.04);
            color: var(--ink-body);
            font-size: 0.98rem;
            font-style: normal;
            line-height: 1.7;
            margin: 24px 0;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
        }
        @media (max-width: 991.98px) {
            .editorial-block {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .editorial-media img {
                height: 280px;
            }
        }
        @media (max-width: 767.98px) {
            .editorial-block {
                gap: 24px;
            }
            .editorial-media img {
                height: 220px;
            }
        }

        /* ===== 精选大卡 + 编号纵列 ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1.15fr 1fr;
            gap: 40px;
        }
        .featured-main {
            background: var(--ink-dark);
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            min-height: 460px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-hover);
        }
        .featured-main img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.55;
            transition: transform 0.5s ease;
        }
        .featured-main:hover img {
            transform: scale(1.05);
        }
        .featured-main .featured-body {
            position: relative;
            z-index: 2;
            padding: 32px;
            background: linear-gradient(0deg, rgba(18, 17, 16, 0.9) 0%, rgba(18, 17, 16, 0.3) 70%, transparent 100%);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            width: 100%;
        }
        .featured-tag {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .featured-main h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--bg-warm);
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .featured-main p {
            color: rgba(244, 241, 234, 0.8);
            font-size: 0.92rem;
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .featured-link {
            color: var(--accent-bright);
            font-size: 0.85rem;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .featured-link:hover {
            gap: 10px;
            color: var(--bg-warm);
        }
        .numbered-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            padding: 0;
            margin: 0;
        }
        .numbered-item {
            display: flex;
            gap: 20px;
            padding: 24px 8px;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
            cursor: default;
        }
        .numbered-item:hover {
            background: rgba(201, 106, 61, 0.03);
            padding-left: 14px;
            border-radius: var(--radius-md);
        }
        .numbered-item:last-child {
            border-bottom: none;
        }
        .numbered-index {
            font-family: var(--font-en);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            min-width: 38px;
            text-align: right;
            opacity: 0.8;
        }
        .numbered-body h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--ink-body);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .numbered-body p {
            font-size: 0.88rem;
            color: var(--ink-sub);
            line-height: 1.6;
            margin: 0;
        }
        .numbered-meta {
            display: flex;
            gap: 10px;
            margin-top: 8px;
            flex-wrap: wrap;
        }
        .mini-tag {
            font-size: 0.72rem;
            color: var(--ink-weak);
            background: rgba(18, 17, 16, 0.04);
            padding: 3px 12px;
            border-radius: 999px;
            font-weight: 500;
        }
        @media (max-width: 991.98px) {
            .featured-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .featured-main {
                min-height: 360px;
            }
        }

        /* ===== 策划特色（左右不对称） ===== */
        .principles-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 30px;
        }
        .principle-card {
            padding: 28px 26px;
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        .principle-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(201, 106, 61, 0.2);
        }
        .principle-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--accent);
            background: rgba(201, 106, 61, 0.1);
            margin-bottom: 18px;
        }
        .principle-card h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--ink-body);
            margin-bottom: 10px;
        }
        .principle-card p {
            font-size: 0.88rem;
            color: var(--ink-sub);
            line-height: 1.7;
            margin: 0;
        }
        @media (max-width: 767.98px) {
            .principles-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        @media (min-width: 768px) and (max-width: 1199.98px) {
            .principles-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        /* ===== 数据条 ===== */
        .stats-band {
            background: var(--ink-dark);
            border-radius: var(--radius-lg);
            padding: 52px 40px;
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 28px;
            position: relative;
            overflow: hidden;
        }
        .stats-band::before {
            content: '';
            position: absolute;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 106, 61, 0.22), transparent 65%);
            top: -100px;
            right: -80px;
            pointer-events: none;
        }
        .stat-item {
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 8px 16px;
        }
        .stat-number {
            font-family: var(--font-en);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--accent-bright);
            line-height: 1.2;
            display: block;
        }
        .stat-label {
            font-size: 0.82rem;
            color: rgba(244, 241, 234, 0.65);
            letter-spacing: 0.05em;
            margin-top: 8px;
            display: block;
        }
        @media (max-width: 575.98px) {
            .stats-band {
                padding: 36px 20px;
                flex-direction: column;
                align-items: center;
            }
            .stat-number {
                font-size: 2rem;
            }
        }

        /* ===== 其他分类入口 ===== */
        .category-switch {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .switch-card {
            display: flex;
            gap: 24px;
            padding: 28px;
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            align-items: center;
        }
        .switch-card:hover {
            border-color: rgba(201, 106, 61, 0.25);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .switch-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(201, 106, 61, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--accent);
            flex-shrink: 0;
        }
        .switch-body h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--ink-body);
            margin-bottom: 6px;
        }
        .switch-body p {
            font-size: 0.86rem;
            color: var(--ink-sub);
            line-height: 1.6;
            margin-bottom: 8px;
        }
        .switch-body .link-arrow {
            font-size: 0.82rem;
        }
        @media (max-width: 767.98px) {
            .category-switch {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            transition: var(--transition);
            overflow: hidden;
        }
        .faq-item.active {
            border-color: rgba(201, 106, 61, 0.25);
            box-shadow: var(--shadow-card);
        }
        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            cursor: pointer;
            gap: 16px;
            position: relative;
        }
        .faq-q::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--accent);
            opacity: 0;
            transition: var(--transition);
        }
        .faq-item.active .faq-q::before {
            opacity: 1;
        }
        .faq-q span {
            font-size: 0.96rem;
            font-weight: 600;
            color: var(--ink-body);
            line-height: 1.5;
        }
        .faq-q .faq-icon {
            font-size: 0.9rem;
            color: var(--accent);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .faq-a p {
            padding: 0 24px 20px;
            font-size: 0.9rem;
            color: var(--ink-sub);
            line-height: 1.8;
            margin: 0;
        }
        @media (max-width: 575.98px) {
            .faq-q {
                padding: 16px 18px;
            }
            .faq-a p {
                padding: 0 18px 16px;
            }
            .faq-q span {
                font-size: 0.9rem;
            }
        }

        /* ===== CTA 横幅 ===== */
        .cta-banner {
            position: relative;
            background: var(--ink-dark);
            border-radius: var(--radius-lg);
            padding: 72px 56px;
            text-align: center;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 106, 61, 0.28), transparent 65%);
            bottom: -120px;
            left: 50%;
            transform: translateX(-50%);
            pointer-events: none;
        }
        .cta-banner h2 {
            position: relative;
            z-index: 1;
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--bg-warm);
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .cta-banner p {
            position: relative;
            z-index: 1;
            color: rgba(244, 241, 234, 0.7);
            font-size: 0.95rem;
            max-width: 500px;
            margin: 0 auto 30px;
            line-height: 1.7;
        }
        .cta-actions {
            position: relative;
            z-index: 1;
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 14px;
        }
        @media (max-width: 575.98px) {
            .cta-banner {
                padding: 48px 24px;
            }
            .cta-banner h2 {
                font-size: 1.4rem;
            }
            .cta-actions {
                flex-direction: column;
                align-items: center;
            }
            .cta-actions .btn-accent,
            .cta-actions .btn-outline-light {
                width: 80%;
                justify-content: center;
            }
        }

        /* ===== 页脚 ===== */
        .app-footer {
            background: var(--ink-dark);
            padding: 56px 0 0;
            margin-top: auto;
        }
        .footer-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 40px;
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 1fr;
            gap: 48px;
            padding-bottom: 36px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--bg-warm);
            margin-bottom: 14px;
        }
        .footer-logo .brand-icon {
            width: 32px;
            height: 32px;
            font-size: 0.9rem;
            border-radius: 8px;
        }
        .footer-brand p {
            font-size: 0.86rem;
            color: rgba(244, 241, 234, 0.55);
            line-height: 1.7;
            max-width: 360px;
            margin: 0;
        }
        .footer-links h4,
        .footer-info h4 {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--bg-warm);
            margin-bottom: 16px;
            letter-spacing: 0.06em;
        }
        .footer-links a {
            display: block;
            font-size: 0.86rem;
            color: rgba(244, 241, 234, 0.55);
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent-bright);
            padding-left: 6px;
        }
        .footer-info p {
            font-size: 0.86rem;
            color: rgba(244, 241, 234, 0.55);
            margin-bottom: 10px;
            line-height: 1.6;
        }
        .footer-info i {
            width: 16px;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding: 20px 40px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            max-width: 1280px;
            margin: 0 auto;
        }
        .footer-bottom span {
            font-size: 0.78rem;
            color: rgba(244, 241, 234, 0.35);
        }
        @media (max-width: 991.98px) {
            .footer-container {
                grid-template-columns: 1fr 1fr;
                padding: 0 24px 32px;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 575.98px) {
            .footer-container {
                grid-template-columns: 1fr;
                padding: 0 20px 28px;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                padding: 16px 20px;
            }
            .app-footer {
                padding-top: 40px;
            }
        }

        /* ===== 动画 ===== */
        @keyframes heroIn {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease-out, transform 0.7s ease-out;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        @media (prefers-reduced-motion: reduce) {
            .reveal {
                opacity: 1;
                transform: none;
                transition: none;
            }
            .category-hero .hero-content {
                animation: none;
            }
        }

        /* ===== 响应式通用 ===== */
        @media (max-width: 575.98px) {
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
            }
            .hero-actions .btn-accent,
            .hero-actions .btn-outline-light {
                justify-content: center;
                width: 100%;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
        }

/* roulang page: category2 */
:root {
  --bg-warm: #F4F1EA;
  --bg-warm-soft: #FFFCF6;
  --bg-dark: #121110;
  --accent: #C96A3D;
  --accent-light: #E0875C;
  --text-main: #1E1C19;
  --text-secondary: #6E675E;
  --text-muted: #9A9188;
  --text-on-dark: #F4F1EA;
  --text-on-dark-secondary: #A89D92;
  --border: rgba(18,17,16,0.10);
  --border-dark: rgba(244,241,234,0.14);
  --radius-lg: 18px;
  --radius-md: 10px;
  --radius-sm: 8px;
  --shadow-card: 0 2px 8px rgba(18,17,16,0.06);
  --shadow-hover: 0 12px 32px rgba(18,17,16,0.14);
  --transition: 0.25s ease-out;
  --sidebar-w: 240px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--bg-warm);
  color: var(--text-main);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}
a:hover {
  color: var(--accent);
}
img {
  max-width: 100%;
  display: block;
}
button, input, textarea {
  font-family: inherit;
}

/* ---------- 通用容器 ---------- */
.container-custom {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}
.section-block {
  padding: clamp(56px, 8vw, 96px) 0;
}
.section-dark {
  background: var(--bg-dark);
  color: var(--text-on-dark);
}
.section-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 12px;
}
.section-dark .section-eyebrow {
  color: var(--accent-light);
}
.section-title {
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--text-main);
  margin-bottom: 16px;
  text-wrap: balance;
}
.section-dark .section-title {
  color: var(--text-on-dark);
}
.section-desc {
  color: var(--text-secondary);
  max-width: 640px;
  font-size: 0.98rem;
  line-height: 1.9;
}
.section-dark .section-desc {
  color: var(--text-on-dark-secondary);
}

/* ---------- 左侧导航 ---------- */
.app-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-w);
  background: var(--bg-dark);
  display: flex;
  flex-direction: column;
  padding: 32px 24px 24px;
  z-index: 1050;
  border-right: 1px solid var(--border-dark);
  transition: transform 0.3s ease-out;
}
.sidebar-brand {
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-dark);
  margin-bottom: 28px;
}
.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-on-dark);
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.brand-link:hover {
  color: var(--text-on-dark);
}
.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--accent);
  color: #fff;
  border-radius: 9px;
  font-size: 1rem;
  font-weight: 800;
  flex-shrink: 0;
}
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  color: #A89D92;
  border-left: 3px solid transparent;
  transition: all var(--transition);
}
.sidebar-nav a i {
  width: 18px;
  text-align: center;
  font-size: 0.9rem;
  color: #777164;
  transition: color var(--transition);
}
.sidebar-nav a:hover {
  color: #F4F1EA;
  background: rgba(244,241,234,0.04);
  border-left-color: var(--accent);
  transform: translateX(2px);
}
.sidebar-nav a.active {
  color: #F4F1EA;
  background: rgba(201,106,61,0.08);
  border-left-color: var(--accent);
}
.sidebar-nav a.active i {
  color: var(--accent-light);
}
.sidebar-bottom {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid var(--border-dark);
}
.sidebar-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin: 0;
}
.sidebar-mini-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-on-dark-secondary);
  margin-top: 12px;
  padding: 6px 14px;
  border: 1px solid var(--border-dark);
  border-radius: 999px;
  transition: all var(--transition);
}
.sidebar-mini-cta:hover {
  border-color: var(--accent);
  color: var(--accent-light);
}

/* ---------- 移动端顶部栏 ---------- */
.mobile-header {
  display: none;
}
.mobile-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  background: transparent;
  border: none;
  padding: 10px;
}
.mobile-toggle span {
  display: block;
  height: 2px;
  width: 22px;
  background: var(--text-on-dark);
  border-radius: 2px;
  transition: all var(--transition);
}
.mobile-toggle span:last-child {
  width: 16px;
}
.mobile-toggle:hover span:last-child {
  width: 22px;
}
.mobile-logo {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text-on-dark);
  letter-spacing: 0.02em;
}
.mobile-logo:hover {
  color: var(--text-on-dark);
}
.sidebar-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(18,17,16,0.55);
  z-index: 1040;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease-out, visibility 0.3s ease-out;
}
.sidebar-overlay.show {
  opacity: 1;
  visibility: visible;
}

/* ---------- 主内容区 ---------- */
.main-content {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  background: var(--bg-warm);
  overflow: hidden;
}

/* ---------- 按钮 ---------- */
.btn-primary-custom, .btn-outline-custom {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  transition: all var(--transition);
  border: 1px solid transparent;
  cursor: pointer;
  text-align: center;
}
.btn-primary-custom {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-primary-custom:hover {
  background: #b85a30;
  border-color: #b85a30;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(201,106,61,0.26);
}
.btn-primary-custom:active {
  transform: translateY(0);
}
.btn-outline-custom {
  background: transparent;
  border-color: rgba(244,241,234,0.4);
  color: var(--text-on-dark);
}
.btn-outline-custom:hover {
  background: rgba(201,106,61,0.1);
  border-color: var(--accent);
  color: var(--accent-light);
  transform: translateY(-2px);
}
.btn-outline-custom:active {
  transform: translateY(0);
}
.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  border: 1px solid var(--border);
  color: var(--text-main);
  transition: all var(--transition);
  background: transparent;
}
.btn-outline-dark:hover {
  border-color: var(--accent);
  background: rgba(201,106,61,0.06);
  color: var(--accent);
  transform: translateY(-2px);
}
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Hero ---------- */
.category-hero {
  position: relative;
  min-height: 58vh;
  display: flex;
  align-items: flex-end;
  background: var(--bg-dark);
  padding: clamp(40px, 6vw, 88px) clamp(20px, 5vw, 72px);
  overflow: hidden;
}
.category-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 30%;
  opacity: 0.5;
  transform: scale(1.02);
  animation: heroZoom 14s ease-out both;
}
@keyframes heroZoom {
  0% { transform: scale(1.08); }
  100% { transform: scale(1.02); }
}
.category-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(18,17,16,0.25) 0%, rgba(18,17,16,0.7) 55%, var(--bg-dark) 100%);
}
.category-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
  padding: 64px 0 44px;
  animation: fadeUp 0.7s ease-out both;
}
.hero-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-light);
  font-weight: 600;
  margin-bottom: 16px;
}
.category-hero h1 {
  font-size: clamp(2.2rem, 4.6vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: #F4F1EA;
  margin-bottom: 18px;
  text-wrap: balance;
}
.hero-subtitle {
  max-width: 620px;
  font-size: 1.02rem;
  line-height: 1.85;
  color: #A89D92;
  margin-bottom: 28px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

@keyframes fadeUp {
  0% { opacity: 0; transform: translateY(18px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* ---------- 观察维度 ---------- */
.insight-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 3vw, 40px);
  margin-top: 40px;
}
.insight-item {
  display: flex;
  gap: 20px;
  padding: 28px 24px;
  background: var(--bg-warm-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}
.insight-item:hover {
  border-color: rgba(201,106,61,0.35);
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.insight-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  font-family: Georgia, "Times New Roman", serif;
}
.insight-content h3 {
  font-size: 1.12rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-main);
}
.insight-content p {
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--text-secondary);
  margin: 0;
}

/* ---------- 数据条 ---------- */
.stats-strip {
  background: var(--bg-dark);
  padding: 48px 0;
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  text-align: center;
}
.stats-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.stats-num {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--accent-light);
  letter-spacing: 0.04em;
}
.stats-label {
  font-size: 0.85rem;
  color: var(--text-on-dark-secondary);
  letter-spacing: 0.03em;
}

/* ---------- 编辑型图文 ---------- */
.editorial-row {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(28px, 4vw, 64px);
  align-items: center;
}
.editorial-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
}
.editorial-media img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  transition: transform 0.5s ease-out;
}
.editorial-media:hover img {
  transform: scale(1.04);
}
.editorial-caption {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 12px;
  padding-left: 4px;
}
.editorial-text .section-title {
  margin-bottom: 12px;
}
.format-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}
.format-list li {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}
.format-list li:last-child {
  border-bottom: none;
}
.format-index {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent);
  font-family: Georgia, serif;
  letter-spacing: 0.05em;
  padding-top: 4px;
  flex-shrink: 0;
}
.format-list h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}
.format-list p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin: 0;
}

/* ---------- 适用读者 ---------- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 36px;
}
.audience-card {
  background: rgba(244,241,234,0.04);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition);
}
.audience-card:hover {
  border-color: rgba(201,106,61,0.5);
  transform: translateY(-4px);
  background: rgba(244,241,234,0.07);
}
.audience-card i {
  font-size: 1.3rem;
  color: var(--accent-light);
  margin-bottom: 16px;
  display: block;
}
.audience-card h4 {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-on-dark);
  margin-bottom: 8px;
}
.audience-card p {
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--text-on-dark-secondary);
  margin: 0;
}

/* ---------- 引述区 ---------- */
.quote-block {
  background: var(--bg-warm-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.quote-wrap {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}
.quote-mark {
  font-size: 3rem;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
  font-family: Georgia, serif;
}
.quote-text {
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.7;
  color: var(--text-main);
  letter-spacing: 0.01em;
  text-wrap: balance;
}
.quote-source {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}
.quote-source::before {
  content: '';
  display: block;
  width: 28px;
  height: 1px;
  background: var(--accent);
}

/* ---------- FAQ ---------- */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
  margin-top: 40px;
}
.accordion {
  --bs-accordion-bg: transparent;
  --bs-accordion-border-width: 0;
  --bs-accordion-btn-focus-box-shadow: none;
  --bs-accordion-active-bg: transparent;
  --bs-accordion-active-color: var(--text-main);
}
.accordion-item {
  background: var(--bg-warm-soft);
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-md) !important;
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color var(--transition);
}
.accordion-item:hover,
.accordion-item:has(.accordion-button:not(.collapsed)) {
  border-color: rgba(201,106,61,0.35) !important;
}
.accordion-button {
  background: transparent;
  color: var(--text-main);
  font-weight: 700;
  font-size: 0.98rem;
  padding: 20px 24px;
  box-shadow: none !important;
  transition: color var(--transition, background var(--transition));
}
.accordion-button:not(.collapsed) {
  background: rgba(201,106,61,0.05);
  color: var(--text-main);
}
.accordion-button::after {
  background-image: none;
  content: '+';
  font-size: 1.35rem;
  font-weight: 300;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease-out;
  line-height: 1;
}
.accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
  color: var(--accent);
}
.accordion-body {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  line-height: 1.9;
  font-size: 0.94rem;
}

/* ---------- CTA ---------- */
.cta-banner {
  position: relative;
  background: var(--bg-dark);
  padding: clamp(72px, 9vw, 112px) 0;
  text-align: center;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 760px;
  height: 760px;
  background: radial-gradient(circle, rgba(201,106,61,0.18) 0%, transparent 68%);
  pointer-events: none;
}
.cta-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px;
}
.cta-title {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--text-on-dark);
  line-height: 1.3;
  margin-bottom: 16px;
  text-wrap: balance;
}
.cta-desc {
  font-size: 1rem;
  color: var(--text-on-dark-secondary);
  line-height: 1.9;
  margin-bottom: 32px;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

/* ---------- 页脚 ---------- */
.app-footer {
  background: var(--bg-dark);
  padding: 56px 0 0;
  border-top: 1px solid var(--border-dark);
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-on-dark);
  margin-bottom: 14px;
}
.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.9;
  color: var(--text-on-dark-secondary);
  max-width: 380px;
  margin: 0;
}
.footer-links h4,
.footer-info h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-on-dark);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}
.footer-links a {
  display: block;
  color: var(--text-on-dark-secondary);
  font-size: 0.88rem;
  padding: 5px 0;
  transition: all var(--transition);
}
.footer-links a:hover {
  color: var(--accent-light);
  padding-left: 4px;
}
.footer-info p {
  color: var(--text-on-dark-secondary);
  font-size: 0.88rem;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-bottom {
  margin-top: 48px;
  border-top: 1px solid var(--border-dark);
  padding: 20px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.78rem;
  color: var(--text-muted);
}
.footer-bottom span {
  color: var(--text-muted);
}
.footer-bottom span:last-child {
  font-family: Georgia, serif;
  letter-spacing: 0.04em;
}

/* ---------- 链接箭头动效 ---------- */
.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap var(--transition);
}
.arrow-link:hover {
  gap: 10px;
  color: var(--accent);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1199.98px) {
  :root {
    --sidebar-w: 200px;
  }
  .sidebar-bottom .sidebar-mini-cta {
    font-size: 0.74rem;
    padding: 5px 10px;
  }
  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 991.98px) {
  .app-sidebar {
    transform: translateX(-100%);
    width: 260px;
  }
  .app-sidebar.open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0;
  }
  .mobile-header {
    display: flex;
    position: sticky;
    top: 0;
    z-index: 1030;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    padding: 0 16px;
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border-dark);
  }
  .category-hero {
    min-height: 60vh;
    padding: 48px 24px;
  }
  .editorial-row {
    grid-template-columns: 1fr;
  }
  .editorial-media img {
    height: 320px;
  }
  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 767.98px) {
  .insight-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .audience-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .footer-container {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .hero-actions,
  .cta-actions {
    flex-direction: column;
    align-items: stretch;
    max-width: 320px;
  }
  .hero-actions a,
  .cta-actions a {
    justify-content: center;
  }
  .category-hero h1 {
    font-size: clamp(1.9rem, 8vw, 2.4rem);
  }
  .category-hero {
    min-height: 52vh;
    padding: 40px 20px;
  }
}

@media (max-width: 519.98px) {
  .section-block {
    padding: 48px 0;
  }
  .editorial-media img {
    height: 240px;
  }
  .insight-item {
    padding: 22px 18px;
  }
  .audience-card {
    padding: 20px;
  }
  .accordion-button {
    padding: 16px 18px;
    font-size: 0.94rem;
  }
  .accordion-body {
    padding: 0 18px 16px;
  }
}

/* ---------- 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;
  }
}

/* ---------- 滚动出现 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}