@import url('https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400&family=JetBrains+Mono:wght@400&family=Playfair+Display:ital@1&display=swap');

/* ===== CSS 自定义属性 ===== */
:root {
  --c-primary: #6514ff;
  --c-accent: #bf00ff;
  --c-dark: #1c1726;
  --c-bg: #0e0b18;
  --c-bg2: #160f2a;
  --c-surface: rgba(101, 20, 255, 0.08);
  --c-glass: rgba(255, 255, 255, 0.04);
  --c-glass-border: rgba(191, 0, 255, 0.2);
  --c-text: #f0ecff;
  --c-text-muted: #a89fc5;
  --c-text-dim: #6b5f8a;
  --c-white: #ffffff;
  --radius-sm: 4px;
  --radius-md: 8px;
  --gap-sm: 16px;
  --gap-md: 32px;
  --gap-lg: 48px;
  --gap-xl: 72px;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;
  --header-h: 64px;
  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 18px; line-height: 1.6; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--c-bg);
  color: var(--c-text);
  min-height: 100vh;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ===== 背景纹理动效 ===== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 80px,
      rgba(101, 20, 255, 0.03) 80px,
      rgba(101, 20, 255, 0.03) 81px
    ),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 80px,
      rgba(191, 0, 255, 0.03) 80px,
      rgba(191, 0, 255, 0.03) 81px
    );
  pointer-events: none;
  z-index: 0;
  animation: gridMove 20s linear infinite;
}
@keyframes gridMove {
  0% { background-position: 0 0, 0 0; }
  100% { background-position: 80px 80px, 80px 80px; }
}

/* ===== 页面包装 ===== */
.page-wrapper {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ===== 顶栏 / 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14, 11, 24, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-glass-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--gap-md);
  height: var(--header-h);
  gap: var(--gap-md);
}

.brand-center {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1rem;
  color: var(--c-white);
  letter-spacing: -0.02em;
  white-space: nowrap;
  flex-shrink: 0;
  padding: 8px 16px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  border-radius: var(--radius-sm);
  transition: opacity var(--transition);
}
.brand-center:hover { opacity: 0.85; }

.nav-left, .nav-right {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.nav-right { justify-content: flex-end; }

.nav-side-link {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--c-text-muted);
  padding: 10px 10px;
  min-height: 40px;
  display: flex;
  align-items: center;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.nav-side-link:hover {
  color: var(--c-white);
  background: var(--c-surface);
}

/* 结构抽签：nav > ol > li > a */
.site-nav {
  border-top: 1px solid rgba(191, 0, 255, 0.1);
  background: rgba(22, 15, 42, 0.8);
}
.site-nav ol {
  display: flex;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--gap-md);
  overflow-x: auto;
  scrollbar-width: none;
}
.site-nav ol::-webkit-scrollbar { display: none; }
.site-nav ol li a {
  display: flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--c-text-muted);
  padding: 10px 12px;
  min-height: 40px;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
.site-nav ol li a:hover,
.site-nav ol li a[aria-current="page"] {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}

/* ===== Hero（首页） ===== */
.hero-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 45vh;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md);
  gap: var(--gap-lg);
  align-items: center;
}

.hero-aside {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--gap-sm);
}

.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.hero-h1 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--c-white);
  background: linear-gradient(135deg, var(--c-white) 40%, var(--c-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-lead {
  font-size: 1rem;
  color: var(--c-text-muted);
  max-width: 420px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: var(--gap-sm);
  justify-content: flex-end;
  flex-wrap: wrap;
}

.hero-figure {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-items: start;
}

.hero-img {
  border-radius: var(--radius-sm);
  object-fit: cover;
  width: 100%;
}
.hero-img-0 { margin-top: 24px; }
.hero-img-1 { margin-top: -24px; }

.hero-img-placeholder {
  width: 100%;
  height: 220px;
  background: linear-gradient(135deg, var(--c-surface), rgba(191,0,255,0.12));
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-glass-border);
}

/* ===== 按钮 ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 24px;
  min-height: 44px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  color: var(--c-white);
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  transition: opacity var(--transition), transform var(--transition);
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  min-height: 44px;
  border: 1px solid var(--c-glass-border);
  color: var(--c-text);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.btn-ghost:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
  background: rgba(191, 0, 255, 0.06);
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  min-height: 48px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  color: var(--c-white);
  font-weight: 800;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  transition: opacity var(--transition), transform var(--transition);
}
.btn-cta:hover { opacity: 0.88; transform: translateY(-2px); }

/* ===== 内容区通用：侧边栏 + 正文 ===== */
.content-section,
.review-body-section,
.compare-body-section,
.ranking-body-section,
.faq-body-section,
.about-body-section,
.privacy-body-section,
.default-body-section {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--gap-lg);
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md);
  align-items: start;
}

/* aside 在内容左侧 */
.content-aside,
.review-sidebar,
.compare-sidebar,
.ranking-sidebar,
.faq-sidebar,
.about-sidebar,
.privacy-sidebar,
.default-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 72px);
}

.sidebar-block {
  margin-bottom: var(--gap-md);
  padding: var(--gap-sm);
  background: var(--c-glass);
  border: 1px solid var(--c-glass-border);
  border-radius: var(--radius-sm);
}

.sidebar-heading,
.aside-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 12px;
}

.sidebar-list,
.aside-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sidebar-list li a,
.aside-links li a {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  padding: 6px 0;
  display: block;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: color var(--transition), padding-left var(--transition);
}
.sidebar-list li a:hover,
.aside-links li a:hover {
  color: var(--c-accent);
  padding-left: 6px;
}

/* ===== 正文区 ===== */
.content-body,
.review-content,
.compare-content,
.ranking-content,
.faq-content,
.about-content,
.privacy-content,
.default-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--gap-md);
}

/* bottom aside 复用 */
.review-bottom-aside,
.compare-bottom-aside,
.ranking-bottom-aside,
.faq-bottom-aside,
.about-bottom-aside,
.privacy-bottom-aside,
.default-bottom-aside {
  padding: var(--gap-sm) var(--gap-md);
  background: var(--c-glass);
  border-left: 3px solid var(--c-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ===== 散文正文 ===== */
.prose {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-text);
}
.prose h2 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--c-white);
  margin: 2rem 0 0.5rem;
  letter-spacing: -0.02em;
}
.prose h3 {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--c-white);
  margin: 1.5rem 0 0.5rem;
}
.prose p { margin-bottom: 1rem; color: var(--c-text-muted); }
.prose strong { color: var(--c-white); font-weight: 700; }
.prose a {
  color: var(--c-accent);
  text-decoration: underline;
  text-decoration-color: rgba(191,0,255,0.4);
  transition: text-decoration-color var(--transition);
}
.prose a:hover { text-decoration-color: var(--c-accent); }
.prose ul, .prose ol {
  margin: 1rem 0;
  padding-left: 1.5rem;
}
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li { margin-bottom: 0.5rem; color: var(--c-text-muted); }
.prose blockquote {
  border-left: 3px solid var(--c-primary);
  padding: 12px 20px;
  margin: 1.5rem 0;
  background: var(--c-glass);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--c-text-muted);
}
.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}
.prose th {
  background: var(--c-surface);
  color: var(--c-white);
  font-weight: 700;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--c-glass-border);
}
.prose td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--c-text-muted);
}
.prose tr:hover td { background: var(--c-glass); }
.prose time { color: var(--c-text-dim); font-size: 0.85rem; }

/* ===== 卡片区（首页） ===== */
.cards-section {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md);
}

.section-heading {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.03em;
  color: var(--c-white);
  margin-bottom: 8px;
}

.subtitle,
p.subtitle {
  font-size: 1rem;
  color: var(--c-text-muted);
  margin-bottom: var(--gap-md);
  line-height: 1.6;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--gap-md);
}

/* 玻璃拟态卡片 */
.glass-card {
  background: var(--c-glass);
  border: 1px solid var(--c-glass-border);
  border-radius: var(--radius-sm);
  padding: var(--gap-md);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.glass-card:hover {
  border-color: var(--c-primary);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(101, 20, 255, 0.2);
}

.card-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.card-title {
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.3;
}
.card-title a { color: var(--c-white); }
.card-title a:hover { color: var(--c-accent); }

.card-desc {
  font-size: 0.88rem;
  color: var(--c-text-muted);
  line-height: 1.6;
  flex: 1;
}

.card-date {
  font-size: 0.78rem;
  color: var(--c-text-dim);
}

.card-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--c-primary);
  transition: color var(--transition);
}
.card-link:hover { color: var(--c-accent); }

/* ===== 标签 ===== */
.tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}
.tag-review { background: rgba(101,20,255,0.2); color: #a78bfa; }
.tag-compare { background: rgba(191,0,255,0.2); color: #e879f9; }
.tag-rank { background: rgba(255,200,0,0.15); color: #fbbf24; }
.tag-faq { background: rgba(0,200,255,0.12); color: #67e8f9; }
.tag-about { background: rgba(101,20,255,0.15); color: #a78bfa; }
.tag-privacy { background: rgba(255,255,255,0.08); color: var(--c-text-muted); }

/* ===== figure 样式 ===== */
figure { margin: 0; }
figcaption {
  font-size: 0.82rem;
  color: var(--c-text-dim);
  font-style: italic;
  margin-top: 8px;
}

/* ===== 测评页面独有样式 ===== */
.review-hero-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md) var(--gap-md);
  gap: var(--gap-lg);
  align-items: center;
}
.review-meta-aside {
  display: flex;
  flex-direction: column;
  gap: var(--gap-sm);
}
.breadcrumb {
  font-size: 0.78rem;
  color: var(--c-text-dim);
}
.breadcrumb a { color: var(--c-text-dim); }
.breadcrumb a:hover { color: var(--c-accent); }
.review-tag-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.review-tag-row time { font-size: 0.78rem; color: var(--c-text-dim); }
.review-h1 {
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--c-white);
}
.review-lead {
  font-size: 1rem;
  color: var(--c-text-muted);
  line-height: 1.7;
}
.review-hero-fig { position: relative; }
.review-hero-img {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-glass-border);
}
.review-content-fig figcaption {
  padding: 8px 0;
  border-bottom: 1px solid var(--c-glass-border);
  margin-bottom: var(--gap-sm);
}

/* ===== 对比页样式 ===== */
.compare-hero-section {
  display: grid;
  grid-template-columns: 180px 1fr;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md) var(--gap-md);
  gap: var(--gap-md);
  align-items: start;
}
.compare-aside-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 8px;
}
.compare-aside-meta time { font-size: 0.78rem; color: var(--c-text-dim); }
.compare-title-fig { display: flex; flex-direction: column; gap: 12px; }
.compare-h1 {
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  color: var(--c-white);
  line-height: 1.15;
}
.compare-lead { margin-bottom: 0; }
.compare-fig figcaption {
  padding: 10px 16px;
  background: rgba(191,0,255,0.08);
  border-left: 3px solid var(--c-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: var(--gap-sm);
}

/* ===== 排行页样式 ===== */
.ranking-banner-section {
  display: grid;
  grid-template-columns: 120px 1fr;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md) var(--gap-md);
  gap: var(--gap-md);
  align-items: center;
}
.ranking-badge-aside {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.rank-badge {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--c-white);
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  letter-spacing: -0.04em;
}
.ranking-title-fig { display: flex; flex-direction: column; gap: 12px; }
.ranking-h1 {
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  color: var(--c-white);
  line-height: 1.15;
}
.ranking-lead { margin-bottom: 0; }
.ranking-intro-fig figcaption {
  padding: 10px 16px;
  background: rgba(101,20,255,0.1);
  border-left: 3px solid var(--c-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: var(--gap-sm);
}

/* ===== FAQ 样式 ===== */
.faq-top-section {
  display: grid;
  grid-template-columns: 160px 1fr;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md) var(--gap-md);
  gap: var(--gap-md);
  align-items: start;
}
.faq-tag-aside { display: flex; flex-direction: column; gap: 12px; padding-top: 8px; }
.faq-title-fig { display: flex; flex-direction: column; gap: 12px; }
.faq-h1 {
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  color: var(--c-white);
}
.faq-lead { margin-bottom: 0; }
.faq-intro-fig figcaption {
  padding: 10px 16px;
  background: rgba(0,200,255,0.06);
  border-left: 3px solid #67e8f9;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: var(--gap-sm);
}

/* FAQ DL 结构（子页列表契约） */
.faq-prose dl { margin: 1.5rem 0; }
.faq-prose dt {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--c-white);
  padding: 12px 0 4px;
  border-top: 1px solid rgba(255,255,255,0.06);
  margin-top: 12px;
}
.faq-prose dt a { color: var(--c-accent); }
.faq-prose dt a:hover { text-decoration: underline; }
.faq-prose dd {
  color: var(--c-text-muted);
  padding: 6px 0 6px 16px;
  line-height: 1.7;
}

/* ===== About 样式 ===== */
.about-header-section {
  display: grid;
  grid-template-columns: 160px 1fr;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md) var(--gap-md);
  gap: var(--gap-md);
  align-items: start;
}
.about-logo-aside {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  padding-top: 8px;
}
.about-logo { border-radius: var(--radius-sm); }
.about-title-fig { display: flex; flex-direction: column; gap: 12px; }
.about-h1 {
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  color: var(--c-white);
}
.about-lead { margin-bottom: 0; }
.about-info-fig figcaption {
  padding: 10px 16px;
  background: var(--c-glass);
  border-left: 3px solid var(--c-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: var(--gap-sm);
}

/* ===== Privacy 样式 ===== */
.privacy-top-section {
  display: grid;
  grid-template-columns: 160px 1fr;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md) var(--gap-md);
  gap: var(--gap-md);
  align-items: start;
}
.privacy-tag-aside {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 8px;
}
.privacy-tag-aside time { font-size: 0.78rem; color: var(--c-text-dim); }
.privacy-title-fig { display: flex; flex-direction: column; gap: 12px; }
.privacy-h1 {
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  color: var(--c-white);
}
.privacy-lead { margin-bottom: 0; }
.privacy-notice-fig figcaption {
  padding: 10px 16px;
  background: rgba(255,255,255,0.04);
  border-left: 3px solid var(--c-text-dim);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: var(--gap-sm);
}

/* ===== Default 样式 ===== */
.default-top-section {
  display: grid;
  grid-template-columns: 160px 1fr;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md) var(--gap-md);
  gap: var(--gap-md);
  align-items: start;
}
.default-tag-aside { display: flex; flex-direction: column; gap: 12px; padding-top: 8px; }
.default-title-fig { display: flex; flex-direction: column; gap: 12px; }
.default-h1 {
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  color: var(--c-white);
}
.default-lead { margin-bottom: 0; }
.default-fig figcaption {
  padding: 10px 16px;
  background: var(--c-glass);
  border-left: 3px solid var(--c-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: var(--gap-sm);
}

/* ===== 页脚 ===== */
.site-footer {
  margin-top: auto;
  background: var(--c-bg2);
  border-top: 1px solid var(--c-glass-border);
}

.footer-cta {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md) var(--gap-md);
  display: flex;
  align-items: center;
  gap: var(--gap-md);
  flex-wrap: wrap;
}

.footer-cta-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
  flex-basis: 100%;
}

.footer-cta-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-style: italic;
  color: var(--c-white);
  flex: 1;
  min-width: 200px;
}

.footer-cols {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-md) var(--gap-md);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-lg);
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-dl dt {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 16px;
}
.footer-dl dd {
  margin-bottom: 10px;
}
.footer-dl dd a {
  font-size: 0.88rem;
  color: var(--c-text-muted);
  transition: color var(--transition);
  display: block;
  padding: 4px 0;
  min-height: 40px;
  display: flex;
  align-items: center;
}
.footer-dl dd a:hover { color: var(--c-white); }

.footer-bar {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gap-sm) var(--gap-md);
  border-top: 1px solid rgba(255,255,255,0.04);
  font-size: 0.78rem;
  color: var(--c-text-dim);
  display: flex;
  justify-content: center;
}

/* ===== 快速导航 aside（首页） ===== */
.content-section {
  border-top: 1px solid rgba(255,255,255,0.04);
}

/* ===== 动效：Stagger List ===== */
@media (prefers-reduced-motion: no-preference) {
  .card-grid .glass-card {
    opacity: 0;
    transform: translateY(16px);
    animation: cardIn 400ms ease forwards;
  }
  .card-grid .glass-card:nth-child(1) { animation-delay: 0ms; }
  .card-grid .glass-card:nth-child(2) { animation-delay: 60ms; }
  .card-grid .glass-card:nth-child(3) { animation-delay: 120ms; }
  .card-grid .glass-card:nth-child(4) { animation-delay: 180ms; }
  .card-grid .glass-card:nth-child(5) { animation-delay: 240ms; }
  .card-grid .glass-card:nth-child(6) { animation-delay: 300ms; }

  @keyframes cardIn {
    to { opacity: 1; transform: translateY(0); }
  }

  .sidebar-list li a {
    transition: color var(--transition), padding-left 200ms ease;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  body::before { animation: none; }
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .hero-section {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: var(--gap-md);
  }
  .hero-aside {
    align-items: flex-start;
    text-align: left;
    order: 1;
  }
  .hero-actions { justify-content: flex-start; }
  .hero-figure { display: none; }

  .content-section,
  .review-body-section,
  .compare-body-section,
  .ranking-body-section,
  .faq-body-section,
  .about-body-section,
  .privacy-body-section,
  .default-body-section {
    grid-template-columns: 1fr;
  }

  .content-aside,
  .review-sidebar,
  .compare-sidebar,
  .ranking-sidebar,
  .faq-sidebar,
  .about-sidebar,
  .privacy-sidebar,
  .default-sidebar {
    position: static;
  }

  .review-hero-section,
  .compare-hero-section,
  .ranking-banner-section,
  .faq-top-section,
  .about-header-section,
  .privacy-top-section,
  .default-top-section {
    grid-template-columns: 1fr;
  }

  .footer-cols { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --gap-md: 24px; --gap-lg: 36px; }

  .header-inner { padding: 0 var(--gap-sm); }
  .nav-left, .nav-right { display: none; }
  .brand-center { flex: none; }

  .site-nav ol { padding: 0 var(--gap-sm); }

  .hero-section { padding: var(--gap-md) var(--gap-sm); }
  .hero-h1 { font-size: 2rem; }

  .cards-section,
  .content-section,
  .review-hero-section,
  .review-body-section,
  .compare-hero-section,
  .compare-body-section,
  .ranking-banner-section,
  .ranking-body-section,
  .faq-top-section,
  .faq-body-section,
  .about-header-section,
  .about-body-section,
  .privacy-top-section,
  .privacy-body-section,
  .default-top-section,
  .default-body-section {
    padding: var(--gap-md) var(--gap-sm);
  }

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

  .footer-cols {
    grid-template-columns: 1fr;
    gap: var(--gap-md);
  }

  .footer-cta { flex-direction: column; align-items: flex-start; gap: 12px; padding: var(--gap-md) var(--gap-sm); }
  .footer-cta-title { font-size: 1.5rem; }
  .footer-cols { padding: var(--gap-md) var(--gap-sm); }
  .footer-bar { padding: var(--gap-sm); }

  .rank-badge { font-size: 1.8rem; width: 64px; height: 64px; }
}

@media (max-width: 480px) {
  .site-nav ol li a { padding: 10px 8px; font-size: 0.7rem; }
  .hero-h1 { font-size: 1.7rem; }
  .section-heading { font-size: 1.4rem; }
  .btn-primary, .btn-ghost, .btn-cta { width: 100%; justify-content: center; }
  .hero-actions { width: 100%; }
}