/* roulang page: index */
/* ========== 设计变量 ========== */
:root {
  --ink-950: #12100C;
  --ink-900: #1A1712;
  --ink-800: #241F18;
  --paper-50: #F4F0E6;
  --tea-700: #7A4223;
  --tea-500: #A45C30;
  --tea-300: #C88A5D;
  --gold-400: #C9A355;
  --gold-300: #D8B878;
  --moss-600: #3E5A44;
  --moss-400: #587B60;
  --text-on-dark: #EEE6D8;
  --text-muted-on-dark: #B5A996;
  --text-on-light: #2A2118;
  --link-on-dark: #D8B878;
  --line-dark: rgba(201,163,85,.18);
  --line-dark-strong: rgba(201,163,85,.38);
  --shadow-lg: 0 20px 50px rgba(0,0,0,.40);
  --shadow-md: 0 8px 24px rgba(0,0,0,.25);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --container: 1280px;
  --space-section: 96px;
  --space-section-mobile: 56px;
}

/* ========== Reset ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--ink-950);
  color: var(--text-on-dark);
  line-height: 1.75;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: var(--link-on-dark); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--gold-300); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; font-size: 1rem; }
:focus-visible { outline: 2px solid var(--gold-400); outline-offset: 2px; }

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

/* ========== 排版 ========== */
h1, h2, h3, h4 {
  font-family: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'STSong', serif;
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.3;
}
.section { padding: var(--space-section) 0; }
.section-head { margin-bottom: 48px; }
.section-head .section-tag {
  display: inline-block;
  font-size: .75rem;
  letter-spacing: .2em;
  color: var(--gold-400);
  border: 1px solid var(--line-dark-strong);
  border-radius: 999px;
  padding: 4px 16px;
  margin-bottom: 16px;
  text-transform: uppercase;
}
.section-head h2 { font-size: clamp(1.5rem, 2.5vw, 2.1rem); color: var(--text-on-dark); }
.section-head p { color: var(--text-muted-on-dark); margin-top: 12px; max-width: 640px; font-size: .95rem; }

/* ========== 导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(18,16,12,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-dark);
}
.header-brand-row { border-bottom: 1px solid rgba(201,163,85,.08); }
.header-brand-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 24px;
}
.brand-logo { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name {
  font-family: 'Noto Serif SC', serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-on-dark);
  letter-spacing: .04em;
  white-space: nowrap;
}
.brand-sub {
  font-size: .75rem;
  color: var(--text-muted-on-dark);
  letter-spacing: .12em;
  white-space: nowrap;
}
.header-search { display: flex; align-items: center; gap: 0; }
.header-search input {
  width: 220px;
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  padding: 9px 14px;
  color: var(--text-on-dark);
  font-size: .875rem;
  transition: border-color .25s;
}
.header-search input:focus { border-color: var(--gold-400); outline: none; }
.header-search button {
  background: var(--gold-400);
  border: 1px solid var(--gold-400);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 9px 16px;
  color: #1A1712;
  font-size: .875rem;
  font-weight: 600;
  transition: background .25s;
}
.header-search button:hover { background: var(--gold-300); }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-sm);
  width: 42px;
  height: 42px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--text-on-dark); transition: transform .3s, opacity .3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.header-nav-row { position: relative; }
.header-nav-inner { display: flex; align-items: center; justify-content: space-between; height: 48px; gap: 16px; }
.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a {
  font-size: .9375rem;
  color: var(--text-on-dark);
  padding: 14px 0;
  position: relative;
  white-space: nowrap;
  transition: color .25s;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 8px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold-400);
  transition: width .3s;
}
.main-nav a:hover { color: var(--gold-300); }
.main-nav a.active { color: var(--gold-400); }
.main-nav a.active::after { width: 100%; }
.trend-tags { display: flex; align-items: center; gap: 8px; }
.trend-chip {
  font-size: .75rem;
  color: var(--text-muted-on-dark);
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  padding: 3px 12px;
  white-space: nowrap;
  transition: all .25s;
}
.trend-chip:hover { border-color: var(--gold-400); color: var(--gold-400); }

/* 移动端导航 */
.mobile-drawer { display: none; }
@media (max-width: 991px) {
  .main-nav { display: none; }
  .trend-tags { display: none; }
  .nav-toggle { display: flex; }
  .header-search input { width: 160px; }
  .mobile-drawer {
    display: block;
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
    background: var(--ink-900);
  }
  .mobile-drawer.open { max-height: 400px; border-bottom: 1px solid var(--line-dark); }
  .mobile-drawer-inner { padding: 16px 24px; display: flex; flex-direction: column; gap: 4px; }
  .mobile-drawer-inner a {
    font-size: 1rem;
    padding: 10px 0;
    color: var(--text-on-dark);
    border-bottom: 1px solid rgba(201,163,85,.08);
  }
  .mobile-drawer-inner a:hover { color: var(--gold-400); }
  .mobile-drawer-inner .trend-links { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
  .mobile-drawer-inner .trend-links a {
    font-size: .75rem;
    border: 1px solid var(--line-dark);
    border-radius: 999px;
    padding: 3px 12px;
    border-bottom: none;
  }
}

/* ========== Hero ========== */
.hero {
  position: relative;
  padding: 96px 0 40px;
  background: linear-gradient(120deg, var(--ink-950) 0%, var(--ink-900) 55%, var(--ink-800) 100%);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  opacity: .35;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(18,16,12,.97) 0%, rgba(18,16,12,.82) 50%, rgba(18,16,12,.45) 100%);
}
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero-breadcrumb { font-size: .75rem; color: var(--text-muted-on-dark); margin-bottom: 20px; letter-spacing: .08em; }
.hero-breadcrumb a { color: var(--text-muted-on-dark); }
.hero-breadcrumb a:hover { color: var(--gold-400); }
.hero-breadcrumb span { margin: 0 6px; color: var(--line-dark-strong); }
.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  line-height: 1.25;
  color: var(--text-on-dark);
  margin-bottom: 20px;
}
.hero h1 .accent { color: var(--gold-400); }
.hero-sub {
  font-size: 1.125rem;
  color: var(--text-muted-on-dark);
  max-width: 600px;
  margin-bottom: 32px;
  line-height: 1.7;
}
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 28px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-size: .9375rem;
  font-weight: 600;
  transition: all .25s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gold-400);
  color: #1A1712;
  border: 1px solid var(--gold-400);
}
.btn-primary:hover { background: var(--gold-300); border-color: var(--gold-300); color: #1A1712; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-primary:active { transform: translateY(0); }
.btn-secondary {
  background: transparent;
  color: var(--gold-400);
  border: 1px solid var(--gold-400);
}
.btn-secondary:hover { background: rgba(201,163,85,.1); color: var(--gold-300); transform: translateY(-1px); }
.hero-badges { display: flex; gap: 24px; margin-bottom: 32px; flex-wrap: wrap; }
.hero-badge { display: flex; align-items: center; gap: 8px; font-size: .875rem; color: var(--text-muted-on-dark); }
.hero-badge .badge-icon { color: var(--gold-400); font-size: 1.1rem; }
.hero-badge strong { color: var(--text-on-dark); font-size: 1.05rem; }
.hero-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-dark-strong);
  box-shadow: var(--shadow-lg);
  min-height: 320px;
}
.hero-visual img { width: 100%; height: 100%; object-fit: cover; min-height: 320px; }
.hero-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(18,16,12,.5) 0%, transparent 60%);
}
.hero-data-bar {
  position: relative;
  z-index: 2;
  margin-top: 56px;
  border-top: 1px solid var(--line-dark);
  padding: 28px 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.hero-data-item { text-align: center; border-right: 1px solid var(--line-dark); }
.hero-data-item:last-child { border-right: none; }
.hero-data-item .num {
  font-family: 'Noto Serif SC', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold-400);
  font-variant-numeric: tabular-nums;
  display: block;
}
.hero-data-item .label { font-size: .8125rem; color: var(--text-muted-on-dark); margin-top: 4px; }

/* ========== 服务 ========== */
.services { background: var(--ink-950); }
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.service-card {
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  transition: border-color .3s, transform .3s, box-shadow .3s;
}
.service-card:hover { border-color: var(--line-dark-strong); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.service-card .svc-num {
  font-family: 'Noto Serif SC', serif;
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  color: rgba(201,163,85,.14);
  position: absolute;
  top: 20px;
  right: 24px;
  transition: color .3s;
}
.service-card:hover .svc-num { color: rgba(201,163,85,.4); }
.service-card h3 { font-size: 1.3rem; color: var(--text-on-dark); margin-bottom: 10px; }
.service-card p { color: var(--text-muted-on-dark); font-size: .875rem; margin-bottom: 20px; line-height: 1.65; }
.service-card .svc-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.service-card .svc-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(201,163,85,.1);
  padding-top: 16px;
  font-size: .8125rem;
  color: var(--text-muted-on-dark);
}
.service-card .rating { color: var(--gold-400); letter-spacing: 2px; font-size: .875rem; }

/* ========== 优势数据 ========== */
.stats {
  background: var(--ink-900);
  position: relative;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}
.stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(201,163,85,.06) 1px, transparent 1px);
  background-size: 24px 24px;
}
.stats-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding: 56px 0 40px;
}
.stats-item { text-align: center; }
.stats-item .num {
  font-family: 'Noto Serif SC', serif;
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--gold-400);
  font-variant-numeric: tabular-nums;
  display: block;
  line-height: 1.2;
}
.stats-item .num .unit { font-size: 1.2rem; margin-left: 2px; }
.stats-item .label { color: var(--text-muted-on-dark); font-size: .875rem; margin-top: 8px; }
.stats-standard {
  position: relative;
  text-align: center;
  padding: 24px 0 40px;
  border-top: 1px solid var(--line-dark);
  font-size: .9375rem;
  color: var(--text-on-dark);
  letter-spacing: .12em;
}
.stats-standard i { color: var(--gold-400); margin: 0 12px; font-style: normal; }

/* ========== 案例 ========== */
.cases { background: var(--ink-950); }
.case-feature {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
  transition: border-color .3s, box-shadow .3s;
}
.case-feature:hover { border-color: var(--line-dark-strong); box-shadow: var(--shadow-md); }
.case-feature-img { position: relative; overflow: hidden; min-height: 280px; }
.case-feature-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.case-feature:hover .case-feature-img img { transform: scale(1.03); }
.case-feature-img .case-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--gold-400);
  color: #1A1712;
  font-size: .75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  z-index: 2;
}
.case-feature-body { padding: 32px; display: flex; flex-direction: column; justify-content: center; }
.case-feature-body h3 { font-size: 1.35rem; color: var(--text-on-dark); margin-bottom: 12px; }
.case-feature-body p { color: var(--text-muted-on-dark); font-size: .875rem; line-height: 1.7; margin-bottom: 20px; }
.case-feature-body .case-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.case-meta-item {
  font-size: .75rem;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  color: var(--text-muted-on-dark);
}
.case-link { font-size: .875rem; color: var(--gold-400); font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.case-link:hover { color: var(--gold-300); }
.case-list { border-top: 1px solid var(--line-dark); }
.case-list-item {
  display: grid;
  grid-template-columns: 48px 1fr 88px;
  gap: 20px;
  align-items: center;
  padding: 20px 16px;
  border-bottom: 1px solid rgba(201,163,85,.08);
  transition: background .25s;
  border-radius: var(--radius-md);
}
.case-list-item:hover { background: var(--ink-900); }
.case-list-item .case-idx {
  font-family: 'Noto Serif SC', serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: rgba(201,163,85,.3);
  font-variant-numeric: tabular-nums;
}
.case-list-item .case-info h4 { font-size: 1rem; color: var(--text-on-dark); margin-bottom: 4px; }
.case-list-item .case-info p { font-size: .8125rem; color: var(--text-muted-on-dark); }
.case-list-item .case-badge { text-align: right; }
.case-list-item .case-badge span {
  font-size: .6875rem;
  border: 1px solid var(--line-dark-strong);
  border-radius: 999px;
  padding: 3px 10px;
  color: var(--gold-400);
  white-space: nowrap;
}

/* ========== 方案 ========== */
.packages { background: var(--ink-900); border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.pkg-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  gap: 24px;
  align-items: stretch;
}
.pkg-card {
  background: var(--ink-950);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: border-color .3s, transform .3s, box-shadow .3s;
}
.pkg-card:hover { border-color: var(--line-dark-strong); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.pkg-card.featured {
  border-color: var(--gold-400);
  border-width: 2px;
  transform: scale(1.02);
  box-shadow: 0 0 40px rgba(201,163,85,.1);
}
.pkg-card.featured:hover { transform: scale(1.02) translateY(-4px); }
.pkg-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold-400);
  color: #1A1712;
  font-size: .75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 999px;
  white-space: nowrap;
}
.pkg-card h3 { font-size: 1.2rem; color: var(--text-on-dark); margin-bottom: 6px; }
.pkg-card .pkg-scene { font-size: .8125rem; color: var(--text-muted-on-dark); margin-bottom: 20px; }
.pkg-card ul { margin-bottom: 24px; flex-grow: 1; }
.pkg-card ul li {
  font-size: .875rem;
  color: var(--text-on-dark);
  padding: 6px 0 6px 20px;
  position: relative;
}
.pkg-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tea-500);
}
.pkg-card .pkg-meta {
  font-size: .8125rem;
  color: var(--text-muted-on-dark);
  border-top: 1px solid rgba(201,163,85,.1);
  padding-top: 16px;
  margin-bottom: 20px;
}
.pkg-card .btn { width: 100%; }
.pkg-note {
  margin-top: 32px;
  text-align: center;
  font-size: .8125rem;
  color: var(--text-muted-on-dark);
  border-top: 1px solid rgba(201,163,85,.08);
  padding-top: 24px;
}

/* ========== FAQ ========== */
.faq-layout {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 48px;
}
.faq-side .section-head { margin-bottom: 24px; }
.faq-side p { color: var(--text-muted-on-dark); font-size: .9375rem; margin-bottom: 24px; }
.faq-side .btn { margin-top: 8px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color .3s;
}
.faq-item:hover { border-color: var(--line-dark-strong); }
.faq-item details { border-radius: var(--radius-md); }
.faq-item summary {
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--text-on-dark);
  font-size: .9375rem;
  list-style: none;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .icon {
  width: 24px;
  height: 24px;
  border: 1px solid var(--gold-400);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--gold-400);
  transition: transform .3s;
  flex-shrink: 0;
}
.faq-item details[open] summary .icon { transform: rotate(45deg); }
.faq-item .faq-answer {
  padding: 0 24px 20px;
  color: var(--text-muted-on-dark);
  font-size: .875rem;
  line-height: 1.7;
}

/* ========== 联系 ========== */
.contact { background: var(--ink-950); }
.contact-layout {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 48px;
}
.contact-info h2 { font-size: clamp(1.5rem, 2.5vw, 2.1rem); margin-bottom: 16px; }
.contact-info > p { color: var(--text-muted-on-dark); margin-bottom: 32px; }
.contact-row { display: flex; gap: 12px; margin-bottom: 20px; align-items: flex-start; }
.contact-row .icon { color: var(--gold-400); font-size: 1.2rem; width: 28px; text-align: center; flex-shrink: 0; }
.contact-row .data { font-size: .875rem; color: var(--text-on-dark); }
.contact-row .data .muted { color: var(--text-muted-on-dark); font-size: .75rem; display: block; }
.contact-form-card {
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: .8125rem; color: var(--text-on-dark); margin-bottom: 6px; }
.form-group label .req { color: var(--gold-400); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--ink-950);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--text-on-dark);
  font-size: .9375rem;
  transition: border-color .3s, box-shadow .3s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold-400);
  outline: none;
  box-shadow: 0 0 0 2px rgba(201,163,85,.15);
}
.form-group textarea { min-height: 90px; resize: vertical; }
.form-group select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M6 8L0 0h12z' fill='%23C9A355'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.form-privacy { font-size: .75rem; color: var(--text-muted-on-dark); margin-top: 16px; }
.contact-cta-banner {
  grid-column: 1 / -1;
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

/* ========== 页脚 ========== */
.site-footer {
  background: var(--ink-950);
  border-top: 1px solid var(--line-dark);
  padding: 64px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand .brand-name { font-size: 1.1rem; margin-bottom: 12px; }
.footer-brand p { font-size: .8125rem; color: var(--text-muted-on-dark); max-width: 280px; }
.footer-col h4 {
  font-size: .875rem;
  color: var(--text-on-dark);
  margin-bottom: 16px;
  font-family: 'Noto Sans SC', sans-serif;
  letter-spacing: .08em;
}
.footer-col a {
  display: block;
  font-size: .8125rem;
  color: var(--text-muted-on-dark);
  padding: 4px 0;
}
.footer-col a:hover { color: var(--gold-400); }
.footer-bottom {
  border-top: 1px solid var(--line-dark);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .75rem;
  color: var(--text-muted-on-dark);
}
.footer-bottom .copyright { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* ========== 分类页 ========== */
.channel-hero {
  position: relative;
  padding: 64px 0 40px;
  background: linear-gradient(120deg, var(--ink-950), var(--ink-900));
  border-bottom: 1px solid var(--line-dark);
}
.channel-hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.jpg');
  background-size: cover;
  background-position: center;
  opacity: .25;
}
.channel-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(18,16,12,.95) 0%, rgba(18,16,12,.75) 100%);
}
.channel-hero-inner { position: relative; z-index: 2; display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; }
.channel-hero h1 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 12px; }
.channel-hero p { color: var(--text-muted-on-dark); max-width: 480px; font-size: .9375rem; }
.channel-hero .channel-badge {
  display: inline-block;
  font-size: .75rem;
  border: 1px solid var(--line-dark-strong);
  border-radius: 999px;
  padding: 4px 12px;
  color: var(--gold-400);
  margin-top: 12px;
}
.channel-hero .channel-subscribe {
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  font-size: .8125rem;
  color: var(--text-on-dark);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.channel-hero .channel-subscribe:hover { border-color: var(--gold-400); }

.filter-bar {
  background: var(--ink-900);
  border-bottom: 1px solid var(--line-dark);
  padding: 16px 0;
  position: sticky;
  top: 112px;
  z-index: 100;
}
.filter-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.filter-chips { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-chip {
  font-size: .8125rem;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  padding: 5px 16px;
  color: var(--text-muted-on-dark);
  background: transparent;
  transition: all .25s;
}
.filter-chip:hover { border-color: var(--gold-400); color: var(--gold-400); }
.filter-chip.active { background: var(--gold-400); border-color: var(--gold-400); color: #1A1712; font-weight: 600; }
.filter-search input {
  background: var(--ink-950);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  color: var(--text-on-dark);
  font-size: .8125rem;
  width: 200px;
}
.filter-search input:focus { border-color: var(--gold-400); outline: none; }

.channel-content { padding: 56px 0 var(--space-section); display: grid; grid-template-columns: 1fr 320px; gap: 48px; }
.article-feature {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
  transition: border-color .3s, box-shadow .3s;
}
.article-feature:hover { border-color: var(--line-dark-strong); box-shadow: var(--shadow-md); }
.article-feature-img { overflow: hidden; position: relative; min-height: 220px; }
.article-feature-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.article-feature:hover .article-feature-img img { transform: scale(1.04); }
.article-feature-img .art-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--gold-400);
  color: #1A1712;
  font-size: .6875rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  z-index: 2;
}
.article-feature-body { padding: 28px; display: flex; flex-direction: column; }
.article-feature-body h2 { font-size: 1.25rem; color: var(--text-on-dark); margin-bottom: 10px; line-height: 1.4; }
.article-feature-body p { color: var(--text-muted-on-dark); font-size: .875rem; line-height: 1.7; margin-bottom: 16px; flex-grow: 1; }
.article-meta { display: flex; gap: 16px; font-size: .75rem; color: var(--text-muted-on-dark); align-items: center; }
.article-meta .rating { color: var(--gold-400); letter-spacing: 1px; }

.article-cards { display: flex; flex-direction: column; gap: 16px; margin-bottom: 24px; }
.article-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color .3s, transform .3s;
}
.article-card:hover { border-color: var(--line-dark-strong); transform: translateY(-2px); }
.article-card img { width: 120px; height: 100%; object-fit: cover; min-height: 90px; }
.article-card-body { padding: 12px 16px 12px 0; display: flex; flex-direction: column; justify-content: center; }
.article-card-body h3 { font-size: .9375rem; color: var(--text-on-dark); line-height: 1.4; margin-bottom: 6px; }
.article-card-body p { font-size: .75rem; color: var(--text-muted-on-dark); line-height: 1.5; }

.article-row {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 14px 12px;
  border-bottom: 1px solid rgba(201,163,85,.06);
  transition: background .25s;
  border-radius: var(--radius-sm);
}
.article-row:hover { background: var(--ink-900); }
.article-row .row-idx {
  font-family: 'Noto Serif SC', serif;
  font-size: 1.25rem;
  color: rgba(201,163,85,.3);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.article-row h4 { font-size: .875rem; color: var(--text-on-dark); font-weight: 500; line-height: 1.4; }
.article-row .row-meta { font-size: .6875rem; color: var(--text-muted-on-dark); white-space: nowrap; }

/* 侧栏 */
.content-side { display: flex; flex-direction: column; gap: 24px; }
.side-card {
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.side-card h3 {
  font-size: 1rem;
  color: var(--text-on-dark);
  margin-bottom: 16px;
  font-family: 'Noto Sans SC', sans-serif;
  letter-spacing: .06em;
  border-left: 3px solid var(--gold-400);
  padding-left: 12px;
}
.rank-list { display: flex; flex-direction: column; }
.rank-item {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(201,163,85,.06);
  transition: background .2s;
}
.rank-item:hover { background: var(--ink-800); border-radius: var(--radius-sm); }
.rank-item .rk {
  font-family: 'Noto Serif SC', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: rgba(201,163,85,.35);
  line-height: 1.2;
}
.rank-item .rk.top { color: var(--gold-400); }
.rank-item .rk-info h4 { font-size: .8125rem; color: var(--text-on-dark); font-weight: 500; line-height: 1.4; margin-bottom: 2px; }
.rank-item .rk-info span { font-size: .6875rem; color: var(--text-muted-on-dark); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud a {
  font-size: .75rem;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  padding: 4px 12px;
  color: var(--text-muted-on-dark);
  transition: all .25s;
}
.tag-cloud a:hover { border-color: var(--gold-400); color: var(--gold-400); }
.side-cta {
  background: linear-gradient(145deg, var(--ink-900), var(--ink-800));
  border: 1px solid var(--line-dark-strong);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
}
.side-cta h3 { font-family: 'Noto Serif SC', serif; font-size: 1.1rem; color: var(--gold-400); margin-bottom: 8px; }
.side-cta p { font-size: .8125rem; color: var(--text-muted-on-dark); margin-bottom: 16px; }
.load-more-wrap { text-align: center; padding: 32px 0 64px; }
.load-more-wrap .btn { min-width: 160px; }

/* ========== 响应式 ========== */
@media (max-width: 1199px) {
  .pkg-grid { grid-template-columns: 1fr 1fr 1fr; }
  .pkg-card.featured { transform: none; }
  .pkg-card.featured:hover { transform: translateY(-4px); }
  .header-search input { width: 180px; }
}
@media (max-width: 991px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { min-height: 240px; }
  .hero-visual img { min-height: 240px; }
  .hero-data-bar { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .hero-data-item { border-right: none; border-bottom: 1px solid var(--line-dark); padding: 12px 0; }
  .hero-data-item:nth-child(odd) { border-right: 1px solid var(--line-dark); }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .case-feature { grid-template-columns: 1fr; }
  .case-feature-img { min-height: 220px; }
  .faq-layout { grid-template-columns: 1fr; gap: 32px; }
  .contact-layout { grid-template-columns: 1fr; gap: 32px; }
  .channel-content { grid-template-columns: 1fr; }
  .content-side { order: 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .filter-bar { top: 0; }
}
@media (max-width: 767px) {
  .section { padding: var(--space-section-mobile) 0; }
  .container { padding: 0 16px; }
  .hero { padding: 56px 0 32px; }
  .hero-badges { gap: 12px; flex-direction: column; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .pkg-grid { grid-template-columns: 1fr; }
  .pkg-card.featured { order: -1; transform: none; }
  .pkg-card.featured:hover { transform: translateY(-4px); }
  .case-list-item { grid-template-columns: 32px 1fr; gap: 12px; }
  .case-list-item .case-badge { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .article-feature { grid-template-columns: 1fr; }
  .article-feature-img { min-height: 180px; }
  .article-card { grid-template-columns: 90px 1fr; }
  .article-card img { width: 90px; }
  .filter-bar-inner { flex-direction: column; align-items: flex-start; }
  .filter-search { width: 100%; }
  .filter-search input { width: 100%; }
  .contact-form-card { padding: 24px; }
  .hero-data-bar { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 479px) {
  .btn { width: 100%; }
  .hero-ctas { flex-direction: column; }
  .header-search { display: none; }
  .brand-sub { display: none; }
  .stats-grid { grid-template-columns: 1fr; }
  .case-feature-body { padding: 20px; }
  .pkg-card { padding: 24px 20px; }
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root {
  --ink-950: #12100C;
  --ink-900: #1A1712;
  --ink-800: #241F18;
  --paper-50: #F4F0E6;
  --tea-700: #7A4223;
  --tea-500: #A45C30;
  --tea-300: #C88A5D;
  --gold-400: #C9A355;
  --gold-300: #D8B878;
  --moss-600: #3E5A44;
  --moss-400: #587B60;
  --text-on-dark: #EEE6D8;
  --text-muted-on-dark: #B5A996;
  --text-on-light: #2A2118;
  --link-on-dark: #D8B878;
  --line-dark: rgba(201,163,85,.18);
  --line-dark-strong: rgba(201,163,85,.38);
  --shadow-lg: 0 20px 50px rgba(0,0,0,.40);
  --shadow-md: 0 8px 24px rgba(0,0,0,.25);
  --shadow-sm: 0 4px 12px rgba(0,0,0,.18);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --container: 1280px;
  --space-section: 96px;
  --space-section-mobile: 56px;
}

/* ============ Reset ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-on-dark);
  background: var(--ink-950);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3, h4, h5, h6 {
  font-family: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'STSong', serif;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.35;
  color: var(--text-on-dark);
}
a { color: var(--link-on-dark); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--gold-300); }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }
ul, ol { list-style: none; }
:focus-visible { outline: 2px solid var(--gold-400); outline-offset: 2px; }

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

/* ============ 按钮 ============ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--gold-400);
  color: var(--ink-950);
  border: 1px solid var(--gold-400);
  border-radius: var(--radius-md);
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: all .25s ease;
  text-align: center;
}
.btn-primary:hover { background: var(--gold-300); border-color: var(--gold-300); color: var(--ink-950); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(201,163,85,.25); }
.btn-primary:active { transform: translateY(0); box-shadow: none; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  color: var(--gold-400);
  border: 1px solid var(--gold-400);
  border-radius: var(--radius-md);
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: all .25s ease;
  text-align: center;
}
.btn-outline:hover { background: rgba(201,163,85,.12); color: var(--gold-300); border-color: var(--gold-300); transform: translateY(-1px); }
.btn-outline:active { transform: translateY(0); }
.btn-block { width: 100%; }

/* ============ 导航 ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(18,16,12,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-dark);
}
.header-brand-row {
  border-bottom: 1px solid rgba(201,163,85,.08);
}
.header-brand-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 24px;
}
.brand-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  flex-shrink: 0;
}
.brand-name {
  font-family: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'STSong', serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-on-dark);
  letter-spacing: 0.04em;
}
.brand-sub {
  font-size: 0.7rem;
  color: var(--text-muted-on-dark);
  letter-spacing: 0.12em;
  margin-top: 2px;
}
.header-search {
  display: flex;
  align-items: center;
  width: 240px;
  height: 38px;
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color .25s;
}
.header-search:focus-within { border-color: var(--gold-400); }
.header-search input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-on-dark);
  font-size: 0.85rem;
  padding: 0 12px;
  min-width: 0;
}
.header-search input::placeholder { color: var(--text-muted-on-dark); }
.header-search button {
  width: 38px;
  height: 38px;
  background: transparent;
  border: none;
  color: var(--gold-400);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
}
.header-search button:hover { background: rgba(201,163,85,.1); }
.search-icon { width: 16px; height: 16px; stroke: currentColor; }
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-sm);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: border-color .2s;
}
.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-on-dark);
  transition: all .3s ease;
}
.menu-toggle:hover { border-color: var(--gold-400); }
.menu-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.header-nav-row {
  background: rgba(18,16,12,.96);
}
.header-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 48px;
  gap: 24px;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 100%;
}
.main-nav a {
  color: var(--text-on-dark);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 12px 2px;
  border-bottom: 2px solid transparent;
  transition: color .2s, border-color .2s;
}
.main-nav a:hover { color: var(--gold-300); }
.main-nav a.active {
  color: var(--gold-400);
  border-bottom-color: var(--gold-400);
}
.trend-tags {
  display: flex;
  align-items: center;
  gap: 8px;
}
.trend-chip {
  font-size: 0.75rem;
  color: var(--text-muted-on-dark);
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  padding: 4px 14px;
  transition: all .2s;
  white-space: nowrap;
}
.trend-chip:hover { color: var(--gold-300); border-color: var(--line-dark-strong); background: rgba(201,163,85,.06); }

/* ============ 频道头 ============ */
.channel-hero {
  position: relative;
  padding: 72px 0 64px;
  background: var(--ink-900);
  overflow: hidden;
  border-bottom: 1px solid var(--line-dark);
}
.channel-hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.35;
}
.channel-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(18,16,12,.95) 0%, rgba(18,16,12,.7) 50%, rgba(18,16,12,.4) 100%);
}
.channel-hero-inner {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
}
.channel-breadcrumb {
  font-size: 0.8rem;
  color: var(--text-muted-on-dark);
  margin-bottom: 12px;
  letter-spacing: 0.06em;
}
.channel-hero-left { max-width: 640px; }
.channel-hero h1 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.channel-hero-desc {
  font-size: 1rem;
  color: var(--text-muted-on-dark);
  max-width: 540px;
  line-height: 1.8;
}
.channel-hero-meta { margin-top: 20px; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--gold-300);
  border: 1px solid var(--line-dark-strong);
  border-radius: 999px;
  padding: 4px 14px;
  background: rgba(201,163,85,.08);
  letter-spacing: 0.02em;
}
.channel-hero-right { flex-shrink: 0; }

/* ============ 筛选条 ============ */
.filter-bar {
  background: var(--ink-900);
  border-bottom: 1px solid var(--line-dark);
  padding: 16px 0;
}
.filter-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.filter-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.chip {
  font-size: 0.82rem;
  color: var(--text-muted-on-dark);
  background: transparent;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  padding: 6px 18px;
  transition: all .2s;
}
.chip:hover { color: var(--gold-300); border-color: var(--line-dark-strong); }
.chip.active { background: var(--gold-400); color: var(--ink-950); border-color: var(--gold-400); font-weight: 600; }
.filter-search {
  display: flex;
  align-items: center;
  width: 220px;
  height: 36px;
  background: var(--ink-950);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.filter-search:focus-within { border-color: var(--gold-400); }
.filter-search input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-on-dark);
  font-size: 0.82rem;
  padding: 0 12px;
  min-width: 0;
}
.filter-search input::placeholder { color: var(--text-muted-on-dark); }
.filter-search svg { width: 15px; height: 15px; margin-right: 10px; color: var(--gold-400); flex-shrink: 0; }

/* ============ 内容网格 ============ */
.channel-content { padding: var(--space-section) 0; }
.channel-grid {
  display: grid;
  grid-template-columns: 8fr 4fr;
  gap: 40px;
  align-items: start;
}

/* ============ 文章卡片 ============ */
.featured-card {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
  transition: border-color .3s, box-shadow .3s, transform .3s;
}
.featured-card:hover { border-color: var(--line-dark-strong); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.featured-card-img { overflow: hidden; min-height: 240px; }
.featured-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.featured-card:hover .featured-card-img img { transform: scale(1.03); }
.featured-card-body { padding: 28px; display: flex; flex-direction: column; }
.card-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.tag {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--gold-300);
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  padding: 3px 12px;
  background: rgba(201,163,85,.06);
  letter-spacing: 0.02em;
  transition: all .2s;
}
.tag:hover { border-color: var(--line-dark-strong); background: rgba(201,163,85,.12); color: var(--gold-300); }
.read-time { font-size: 0.75rem; color: var(--text-muted-on-dark); }
.featured-card-body h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  line-height: 1.5;
}
.featured-card-body p {
  font-size: 0.9rem;
  color: var(--text-muted-on-dark);
  line-height: 1.7;
  flex: 1;
}
.featured-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line-dark);
}
.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  color: var(--gold-300);
  font-variant-numeric: tabular-nums;
  background: rgba(201,163,85,.1);
  border-radius: var(--radius-sm);
  padding: 4px 12px;
}
.link-arrow { font-size: 0.85rem; color: var(--gold-400); transition: color .2s, transform .2s; }
.link-arrow:hover { color: var(--gold-300); transform: translateX(2px); }

/* 横卡 */
.post-row { display: flex; flex-direction: column; gap: 20px; margin-bottom: 28px; }
.post-card-horizontal {
  display: grid;
  grid-template-columns: 260px 1fr;
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color .3s, box-shadow .3s, transform .3s;
}
.post-card-horizontal:hover { border-color: var(--line-dark-strong); box-shadow: var(--shadow-sm); transform: translateY(-3px); }
.post-card-img { overflow: hidden; min-height: 180px; }
.post-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.post-card-horizontal:hover .post-card-img img { transform: scale(1.03); }
.post-card-body { padding: 24px; display: flex; flex-direction: column; justify-content: center; }
.post-card-body h3 { font-size: 1.05rem; margin-bottom: 8px; line-height: 1.5; }
.post-card-body p { font-size: 0.85rem; color: var(--text-muted-on-dark); line-height: 1.65; }

/* 紧凑列表行 */
.post-list { border-top: 1px solid var(--line-dark); }
.post-list-row {
  display: grid;
  grid-template-columns: 40px 72px 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 18px 12px;
  border-bottom: 1px solid rgba(201,163,85,.08);
  transition: background .2s;
  border-radius: var(--radius-sm);
}
.post-list-row:hover { background: var(--ink-800); }
.list-index {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gold-400);
  font-variant-numeric: tabular-nums;
  opacity: 0.6;
}
.list-thumb { width: 72px; height: 54px; border-radius: var(--radius-sm); overflow: hidden; }
.list-thumb img { width: 100%; height: 100%; object-fit: cover; }
.list-body { min-width: 0; }
.list-body h4 { font-size: 0.92rem; font-weight: 600; margin-bottom: 3px; line-height: 1.5; }
.list-body h4:hover { color: var(--gold-300); }
.list-desc {
  font-size: 0.8rem;
  color: var(--text-muted-on-dark);
  line-height: 1.6;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}
.result-tag {
  font-size: 0.7rem;
  color: var(--moss-400);
  border: 1px solid rgba(88,123,96,.4);
  border-radius: 999px;
  padding: 3px 10px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ============ 侧栏 ============ */
.side-col { display: flex; flex-direction: column; gap: 24px; }
.side-card {
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.side-card h3 {
  font-size: 1rem;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-dark);
  letter-spacing: 0.04em;
}
.ranking-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(201,163,85,.06);
}
.ranking-list li:last-child { border-bottom: none; }
.rank-num {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold-400);
  font-variant-numeric: tabular-nums;
  opacity: 0.7;
  min-width: 28px;
  text-align: center;
  font-family: 'Noto Serif SC', 'Source Han Serif SC', serif;
}
.ranking-list a {
  font-size: 0.85rem;
  color: var(--text-on-dark);
  line-height: 1.5;
  display: block;
}
.ranking-list a:hover { color: var(--gold-300); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud .tag { font-size: 0.78rem; }
.cta-card {
  background: var(--ink-800);
  border-color: var(--line-dark-strong);
  text-align: center;
  padding: 32px 24px;
}
.cta-card h3 { border-bottom: none; padding-bottom: 0; margin-bottom: 8px; }
.cta-card p {
  font-size: 0.85rem;
  color: var(--text-muted-on-dark);
  margin-bottom: 20px;
  line-height: 1.6;
}

/* ============ 加载更多 ============ */
.load-more-wrap { padding: 0 0 var(--space-section); }
.load-more-wrap .btn-outline { max-width: 420px; margin: 0 auto; display: flex; }

/* ============ 页脚 ============ */
.site-footer {
  background: var(--ink-950);
  border-top: 1px solid var(--line-dark);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .brand-logo { margin-bottom: 14px; }
.footer-brand p { font-size: 0.85rem; color: var(--text-muted-on-dark); line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  font-size: 0.9rem;
  color: var(--text-on-dark);
  margin-bottom: 16px;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.footer-col a {
  display: block;
  font-size: 0.83rem;
  color: var(--text-muted-on-dark);
  margin-bottom: 10px;
  transition: color .2s, transform .2s;
}
.footer-col a:hover { color: var(--gold-300); transform: translateX(2px); }
.footer-bottom {
  border-top: 1px solid var(--line-dark);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--text-muted-on-dark);
}

/* ============ 响应式 ============ */
@media (max-width: 1199px) {
  .container { padding: 0 20px; }
  .channel-grid { gap: 28px; }
  .post-card-horizontal { grid-template-columns: 220px 1fr; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}

@media (max-width: 991px) {
  .header-search { width: 200px; }
  .channel-grid { grid-template-columns: 1fr; }
  .side-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .cta-card { grid-column: 1 / -1; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }
  .menu-toggle { display: flex; }
  .header-nav-row { display: none; }
  .header-nav-row.open { display: block; }
  .header-nav-inner { flex-direction: column; height: auto; padding: 16px 20px; gap: 12px; align-items: stretch; }
  .main-nav { flex-direction: column; gap: 4px; align-items: flex-start; }
  .main-nav a { display: block; width: 100%; padding: 10px 0; border-bottom: 1px solid rgba(201,163,85,.06); }
  .main-nav a.active { border-bottom-color: var(--gold-400); }
  .trend-tags { display: flex; gap: 8px; flex-wrap: wrap; padding-top: 8px; }
}

@media (max-width: 767px) {
  .channel-hero { padding: 48px 0 52px; }
  .channel-hero-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
  .channel-content { padding: var(--space-section-mobile) 0; }
  .featured-card { grid-template-columns: 1fr; }
  .featured-card-img { min-height: 200px; }
  .featured-card-body { padding: 20px; }
  .post-card-horizontal { grid-template-columns: 1fr; }
  .post-card-img { min-height: 160px; }
  .post-row { gap: 14px; }
  .post-list-row { grid-template-columns: 30px 60px 1fr; gap: 12px; padding: 14px 6px; }
  .result-tag { display: none; }
  .side-col { grid-template-columns: 1fr; }
  .cta-card { grid-column: auto; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 479px) {
  .container { padding: 0 16px; }
  .header-brand-inner { height: 56px; }
  .header-search { display: none; }
  .brand-name { font-size: 1.1rem; }
  .channel-hero { padding: 40px 0 44px; }
  .channel-hero h1 { font-size: 1.5rem; }
  .filter-bar-inner { flex-direction: column; align-items: flex-start; }
  .filter-search { width: 100%; }
  .post-list-row { grid-template-columns: 24px 48px 1fr; gap: 10px; }
  .list-thumb { width: 48px; height: 40px; }
  .btn-primary, .btn-outline { width: 100%; }
  .channel-hero-right { width: 100%; }
}