@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ── 变量 ── */
:root {
  --c-red: #ff0000;
  --c-purple: #8b00ff;
  --c-dark: #261717;
  --c-dark2: #1a0f0f;
  --c-dark3: #0d0808;
  --c-glass-bg: rgba(255,255,255,0.08);
  --c-glass-border: rgba(255,255,255,0.15);
  --c-glass-hover: rgba(255,255,255,0.13);
  --c-text: #f0e8e8;
  --c-text-muted: rgba(240,232,232,0.6);
  --c-text-dim: rgba(240,232,232,0.4);
  --radius-card: 4px;
  --radius-pill: 999px;
  --blur: blur(15px);
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --header-h: 110px;
  --max-w: 1200px;
  --aside-w: 220px;
}

/* ── 重置 ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  background: var(--c-dark3);
  color: var(--c-text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, menu { list-style: none; }
address { font-style: normal; }
summary { list-style: none; cursor: pointer; }
summary::-webkit-details-marker { display: none; }

/* ── 背景层 ── */
.site-wrapper {
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(139,0,255,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(255,0,0,0.12) 0%, transparent 55%),
    var(--c-dark);
  min-height: 100vh;
}

/* ── 玻璃卡片基础 ── */
.glass-card {
  background: var(--c-glass-bg);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--c-glass-border);
  border-radius: var(--radius-card);
  position: relative;
  overflow: hidden;
}
.glass-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-red), var(--c-purple));
  border-radius: 0 0 var(--radius-card) var(--radius-card);
}
.glass-btn {
  display: inline-block;
  background: rgba(255,0,0,0.18);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid rgba(255,0,0,0.4);
  border-radius: var(--radius-pill);
  color: var(--c-text);
  padding: 12px 28px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .03em;
  transition: background .2s, border-color .2s, box-shadow .2s;
  cursor: pointer;
}
.glass-btn:hover {
  background: rgba(255,0,0,0.32);
  border-color: var(--c-red);
  box-shadow: 0 0 20px rgba(255,0,0,0.3);
}

/* ── 顶部导航 ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(38,23,23,0.82);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--c-glass-border);
}
.header-brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.brand-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.brand-logo-img { width: 32px; height: 32px; border-radius: 6px; }
.brand-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: -.01em;
}
.header-cta-btn {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 20px;
  background: linear-gradient(135deg, var(--c-red), var(--c-purple));
  border-radius: var(--radius-pill);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .02em;
  transition: opacity .2s, box-shadow .2s;
  white-space: nowrap;
}
.header-cta-btn:hover {
  opacity: .88;
  box-shadow: 0 0 18px rgba(255,0,0,0.4);
}
.header-nav-row {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 0 24px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.nav-details { width: 100%; }
.nav-summary {
  display: none;
  min-height: 40px;
  align-items: center;
  color: var(--c-text-muted);
  font-size: 14px;
  padding: 8px 0;
}
.nav-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 0;
}
.nav-menu li a.nav-pill {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
  color: var(--c-text-muted);
  border: 1px solid transparent;
  transition: color .2s, border-color .2s, background .2s;
  white-space: nowrap;
}
.nav-menu li a.nav-pill:hover,
.nav-menu li a.nav-pill[aria-current="page"] {
  color: var(--c-text);
  border-color: var(--c-glass-border);
  background: var(--c-glass-bg);
}
.nav-menu li a.nav-pill[aria-current="page"] {
  color: var(--c-red);
  border-color: rgba(255,0,0,0.3);
}

/* ── 主容器 ── */
.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.site-main { padding-bottom: 60px; }

/* ── 侧边栏布局（aside 在左） ── */
.cat-layout-section,
.entry-layout-section,
.about-layout-section,
.privacy-layout-section,
.tag-layout-section,
.default-layout-section,
.cats-layout-section,
.entries-layout-section {
  display: flex;
  gap: 32px;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.cat-aside,
.entry-aside,
.about-aside,
.privacy-aside,
.tag-aside,
.default-aside,
.cats-aside,
.entries-aside {
  width: var(--aside-w);
  flex-shrink: 0;
  padding-top: 32px;
}
.cat-content-article,
.entry-body-article,
.about-body-article,
.privacy-body-article,
.tag-body-article,
.default-body-article,
.cats-body-article,
.entries-body-article {
  flex: 1;
  min-width: 0;
}

/* ── aside 内容 ── */
.eyebrow-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-red);
  margin-bottom: 8px;
}
.aside-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.aside-links,
.aside-cat-links,
.aside-sibling-links,
.aside-extra-links,
.aside-tag-list,
.aside-nav-list,
.aside-quick-links,
.aside-tag-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 24px;
}
.aside-links li a,
.aside-cat-links li a,
.aside-sibling-links li a,
.aside-extra-links li a,
.aside-tag-list li a,
.aside-nav-list li a,
.aside-quick-links li a,
.aside-tag-links li a {
  display: block;
  padding: 7px 10px;
  border-radius: 4px;
  font-size: 13px;
  color: var(--c-text-muted);
  transition: color .15s, background .15s;
}
.aside-links li a:hover,
.aside-cat-links li a:hover,
.aside-sibling-links li a:hover,
.aside-extra-links li a:hover,
.aside-tag-list li a:hover,
.aside-nav-list li a:hover,
.aside-quick-links li a:hover,
.aside-tag-links li a:hover {
  color: var(--c-text);
  background: rgba(255,255,255,0.06);
}

/* ── 面包屑 ── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--c-text-dim);
  padding: 24px 0 16px;
}
.breadcrumb a { color: var(--c-text-muted); }
.breadcrumb a:hover { color: var(--c-red); }
.breadcrumb span { color: var(--c-text-dim); }

/* ── Hero（首页） ── */
.hero-section { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; }
.hero-article { width: 100%; position: relative; }
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-bg-img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(38,23,23,0.92) 0%, rgba(38,23,23,0.6) 60%, rgba(139,0,255,0.2) 100%);
}
.hero-bg-text {
  position: absolute;
  right: -2%;
  bottom: -5%;
  font-size: clamp(120px, 20vw, 260px);
  font-weight: 700;
  color: rgba(255,0,0,0.06);
  letter-spacing: -.05em;
  line-height: 1;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 120px 24px 80px;
  text-align: right;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--c-red);
  border: 1px solid rgba(255,0,0,0.3);
  border-radius: var(--radius-pill);
  padding: 4px 14px;
  margin-bottom: 20px;
}
.hero-h1 {
  font-size: clamp(28px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.02em;
  color: #fff;
  margin-bottom: 20px;
  text-shadow: 0 2px 30px rgba(0,0,0,0.5);
}
.hero-desc {
  font-size: 17px;
  color: var(--c-text-muted);
  max-width: 560px;
  margin-left: auto;
  margin-bottom: 32px;
  line-height: 1.7;
}
.hero-cta { font-size: 16px; padding: 14px 36px; }

/* ── 首页内容区 ── */
.content-section { padding: 60px 0 0; }
.content-inner-section { }
.content-inner-article { }
.page-content-body {
  background: var(--c-glass-bg);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--c-glass-border);
  border-radius: var(--radius-card);
  padding: 32px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-text-muted);
  position: relative;
}
.page-content-body::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-red), var(--c-purple));
}
.page-content-body h2,
.page-content-body h3 { color: var(--c-text); margin: 1.4em 0 .6em; }
.page-content-body p { margin-bottom: 1em; }
.page-content-body a { color: var(--c-red); text-decoration: underline; }
.page-content-body ul, .page-content-body ol { padding-left: 1.4em; margin-bottom: 1em; }

/* ── 分类卡片网格 ── */
.cats-layout-section { margin-top: 48px; }
.cat-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 20px;
}
.cat-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  transition: transform .2s, box-shadow .2s;
}
.cat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(139,0,255,0.2);
}
.cat-card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-text);
  display: block;
}
.cat-card-thumb img { width: 100%; height: 120px; object-fit: cover; border-radius: 2px; margin-top: 4px; }
.cat-card-desc {
  font-size: 13px;
  color: var(--c-text-muted);
  display: block;
  line-height: 1.5;
}
.cat-card-cta {
  display: inline-block;
  margin-top: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--c-red);
  letter-spacing: .05em;
}

/* ── 条目列表 ── */
.entries-layout-section { margin-top: 48px; }
.entry-list { display: flex; flex-direction: column; gap: 0; margin-top: 20px; }
.entry-item {
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.entry-link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border-radius: 4px;
  transition: background .15s;
}
.entry-link:hover { background: rgba(255,255,255,0.04); }
.entry-title { font-size: 15px; font-weight: 600; color: var(--c-text); }
.entry-meta { font-size: 12px; color: var(--c-text-dim); }
.entry-desc { font-size: 13px; color: var(--c-text-muted); }
.entry-date { font-size: 12px; color: var(--c-text-dim); }

/* ── Stagger 动效 ── */
.stagger-item {
  animation: fadeSlideIn .4s ease both;
  animation-delay: calc(var(--i, 0) * 80ms);
}
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .stagger-item { animation: none; }
}

/* ── 栏目页 Hero ── */
.cat-hero-section { padding: 48px 0 0; }
.cat-hero-article { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.cat-hero-inner { padding: 40px; margin-bottom: 0; }
.cat-hero-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-red);
  margin-bottom: 12px;
}
.cat-hero-h1 {
  font-size: clamp(22px, 4vw, 40px);
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 12px;
  letter-spacing: -.01em;
}
.cat-hero-desc { font-size: 15px; color: var(--c-text-muted); line-height: 1.7; }

/* ── 栏目页正文 ── */
.cat-layout-section { margin-top: 32px; padding-bottom: 0; }
.cat-page-content {
  padding: 24px 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-text-muted);
}
.cat-page-content h2, .cat-page-content h3 { color: var(--c-text); margin: 1.2em 0 .5em; }
.cat-page-content p { margin-bottom: 1em; }
.cat-page-content a { color: var(--c-red); text-decoration: underline; }

/* ── 子页卡片 ── */
.child-cards-area { margin-top: 40px; }
.child-cards-h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 20px;
  margin-top: 8px;
}
.child-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}
.child-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  transition: transform .2s, box-shadow .2s;
}
.child-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(255,0,0,0.15);
}
.child-card-title { font-size: 15px; font-weight: 700; color: var(--c-text); display: block; }
.child-card-media img { width: 100%; height: 100px; object-fit: cover; border-radius: 2px; }
.child-card-desc { font-size: 13px; color: var(--c-text-muted); display: block; }
.child-card-more { font-size: 12px; color: var(--c-purple); font-weight: 600; margin-top: 4px; display: block; }
.card-date { font-size: 11px; color: var(--c-text-dim); display: block; }

/* ── Entry 页 ── */
.entry-top-section { padding: 48px 0 0; }
.entry-top-article { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.entry-header { display: flex; gap: 24px; padding: 32px; margin-bottom: 0; align-items: flex-start; }
.entry-hero-media { flex-shrink: 0; width: 280px; }
.entry-hero-img { width: 100%; height: 180px; object-fit: cover; border-radius: 4px; }
.entry-header-body { flex: 1; min-width: 0; }
.entry-type-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-purple);
  margin-bottom: 10px;
}
.entry-h1 {
  font-size: clamp(20px, 3.5vw, 36px);
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 12px;
  line-height: 1.2;
  letter-spacing: -.01em;
}
.entry-meta-row { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }
.entry-pub-date, .entry-mod-date { font-size: 12px; color: var(--c-text-dim); }
.entry-desc-lead { font-size: 15px; color: var(--c-text-muted); margin-bottom: 20px; line-height: 1.7; }
.entry-access-btn { font-size: 14px; padding: 10px 24px; }

.entry-layout-section { margin-top: 32px; }
.entry-body-section { padding-top: 0; }
.entry-body-inner { padding: 24px 0; }
.entry-content-h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 20px;
  margin-top: 8px;
}
.entry-prose {
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-text-muted);
}
.entry-prose h2, .entry-prose h3 { color: var(--c-text); margin: 1.4em 0 .6em; }
.entry-prose p { margin-bottom: 1.1em; }
.entry-prose a { color: var(--c-red); text-decoration: underline; }
.entry-prose ul, .entry-prose ol { padding-left: 1.4em; margin-bottom: 1em; }

/* ── 相关卡片 ── */
.related-section { padding: 48px 0 0; max-width: var(--max-w); margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.related-article { }
.related-h2 { font-size: 20px; font-weight: 700; color: var(--c-text); margin-bottom: 20px; margin-top: 8px; }
.related-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.related-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px;
  transition: transform .2s;
}
.related-card:hover { transform: translateY(-2px); }
.related-card-title { font-size: 14px; font-weight: 700; color: var(--c-text); display: block; }
.related-card-desc { font-size: 12px; color: var(--c-text-muted); display: block; }

/* ── Tag 页 ── */
.tag-hero-section { padding: 48px 0 0; }
.tag-hero-article { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.tag-hero-inner { padding: 40px; }
.tag-eyebrow {
  font-size: 11px; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--c-purple); margin-bottom: 10px;
}
.tag-h1 { font-size: clamp(22px, 4vw, 38px); font-weight: 700; color: var(--c-text); margin-bottom: 10px; }
.tag-desc { font-size: 15px; color: var(--c-text-muted); }
.tag-layout-section { margin-top: 32px; }
.tag-page-content { padding: 0 0 24px; font-size: 16px; line-height: 1.8; color: var(--c-text-muted); }
.tag-page-content h2, .tag-page-content h3 { color: var(--c-text); margin: 1.2em 0 .5em; }
.tag-page-content p { margin-bottom: 1em; }
.tag-page-content a { color: var(--c-red); text-decoration: underline; }
.tag-entries-area { margin-top: 32px; }
.tag-entries-h2 { font-size: 20px; font-weight: 700; color: var(--c-text); margin-bottom: 20px; margin-top: 8px; }
.tag-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}
.tag-entry-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  transition: transform .2s;
}
.tag-entry-card:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(139,0,255,0.18); }
.tag-card-title { font-size: 15px; font-weight: 700; color: var(--c-text); display: block; }
.tag-card-media img { width: 100%; height: 90px; object-fit: cover; border-radius: 2px; }
.tag-card-desc { font-size: 13px; color: var(--c-text-muted); display: block; }

/* ── About 页 ── */
.about-intro-section { padding: 48px 0 0; }
.about-intro-article { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.about-header { padding: 40px; }
.about-eyebrow {
  font-size: 11px; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--c-red); margin-bottom: 12px;
}
.about-h1 { font-size: clamp(22px, 4vw, 40px); font-weight: 700; color: var(--c-text); margin-bottom: 12px; }
.about-date { display: block; font-size: 12px; color: var(--c-text-dim); margin-bottom: 12px; }
.about-lead { font-size: 15px; color: var(--c-text-muted); line-height: 1.7; }
.about-layout-section { margin-top: 32px; }
.about-body-section { }
.about-inner-article { padding: 24px 0; }
.about-content-h2 { font-size: 20px; font-weight: 700; color: var(--c-text); margin-bottom: 20px; margin-top: 8px; }
.about-prose { font-size: 16px; line-height: 1.85; color: var(--c-text-muted); }
.about-prose h2, .about-prose h3 { color: var(--c-text); margin: 1.4em 0 .6em; }
.about-prose p { margin-bottom: 1.1em; }
.about-prose a { color: var(--c-red); text-decoration: underline; }

/* ── Privacy 页 ── */
.privacy-intro-section { padding: 48px 0 0; }
.privacy-intro-article { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.privacy-header { padding: 40px; }
.privacy-eyebrow {
  font-size: 11px; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--c-purple); margin-bottom: 12px;
}
.privacy-h1 { font-size: clamp(22px, 4vw, 38px); font-weight: 700; color: var(--c-text); margin-bottom: 12px; }
.privacy-date { display: block; font-size: 12px; color: var(--c-text-dim); margin-bottom: 12px; }
.privacy-lead { font-size: 15px; color: var(--c-text-muted); line-height: 1.7; }
.privacy-layout-section { margin-top: 32px; }
.privacy-body-section { }
.privacy-inner-article { padding: 24px 0; }
.privacy-content-h2 { font-size: 20px; font-weight: 700; color: var(--c-text); margin-bottom: 20px; margin-top: 8px; }
.privacy-prose { font-size: 16px; line-height: 1.85; color: var(--c-text-muted); }
.privacy-prose h2, .privacy-prose h3 { color: var(--c-text); margin: 1.4em 0 .6em; }
.privacy-prose p { margin-bottom: 1.1em; }
.privacy-prose a { color: var(--c-red); text-decoration: underline; }
.privacy-aside { }

/* ── Default 页 ── */
.default-layout-section { margin-top: 48px; }
.default-section { }
.default-article { padding: 24px 0; }
.default-h1 { font-size: clamp(22px, 4vw, 38px); font-weight: 700; color: var(--c-text); margin-bottom: 16px; }
.default-desc { font-size: 15px; color: var(--c-text-muted); margin-bottom: 24px; line-height: 1.7; }
.default-content { font-size: 16px; line-height: 1.85; color: var(--c-text-muted); }
.default-content h2, .default-content h3 { color: var(--c-text); margin: 1.4em 0 .6em; }
.default-content p { margin-bottom: 1em; }
.default-content a { color: var(--c-red); text-decoration: underline; }

/* ── 页脚 ── */
.site-footer {
  background: rgba(13,8,8,0.9);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-top: 1px solid var(--c-glass-border);
  padding: 32px 24px 24px;
  margin-top: 80px;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.footer-brand-big {
  font-size: clamp(32px, 6vw, 64px);
  font-weight: 700;
  letter-spacing: -.03em;
  background: linear-gradient(135deg, var(--c-red), var(--c-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  opacity: .25;
}
.footer-address {
  display: flex;
  gap: 4px;
  align-items: center;
  font-size: 14px;
  color: var(--c-text-muted);
}
.footer-address a {
  color: var(--c-text-muted);
  transition: color .15s;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 4px;
}
.footer-address a:hover { color: var(--c-red); }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: center;
}
.footer-links li a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 12px;
  font-size: 13px;
  color: var(--c-text-dim);
  border-radius: 4px;
  transition: color .15s, background .15s;
}
.footer-links li a:hover {
  color: var(--c-text);
  background: rgba(255,255,255,0.05);
}
.footer-copy { font-size: 12px; color: var(--c-text-dim); }

/* ── 响应式 ── */
@media (max-width: 768px) {
  :root { --aside-w: 100%; }

  .nav-summary { display: flex; }
  .nav-details:not([open]) .nav-menu { display: none; }
  .nav-menu { flex-direction: column; padding-bottom: 12px; }
  .nav-menu li a.nav-pill { width: 100%; justify-content: flex-start; }

  .cat-layout-section,
  .entry-layout-section,
  .about-layout-section,
  .privacy-layout-section,
  .tag-layout-section,
  .default-layout-section,
  .cats-layout-section,
  .entries-layout-section {
    flex-direction: column;
    padding: 0 16px;
  }
  .cat-aside,
  .entry-aside,
  .about-aside,
  .privacy-aside,
  .tag-aside,
  .default-aside,
  .cats-aside,
  .entries-aside {
    width: 100%;
    padding-top: 16px;
  }

  .header-brand-row { padding: 12px 16px; }
  .header-nav-row { padding: 0 16px; }
  .brand-name { font-size: 15px; }

  .hero-content { text-align: left; padding: 100px 16px 60px; }
  .hero-desc { margin-left: 0; }
  .hero-h1 { font-size: 26px; }

  .entry-header { flex-direction: column; padding: 20px; }
  .entry-hero-media { width: 100%; }

  .cat-hero-article,
  .tag-hero-article,
  .about-intro-article,
  .privacy-intro-article,
  .entry-top-article,
  .related-section { padding: 0 16px; }

  .wrap { padding: 0 16px; }

  .cat-cards-grid,
  .child-cards-grid,
  .related-cards-grid,
  .tag-cards-grid { grid-template-columns: 1fr; }

  .footer-brand-big { font-size: 28px; }
  .site-footer { margin-top: 40px; }
}

@media (max-width: 480px) {
  .hero-h1 { font-size: 22px; }
  .cat-hero-h1, .tag-h1, .about-h1, .privacy-h1 { font-size: 20px; }
  .entry-h1 { font-size: 19px; }
  .header-cta-btn { font-size: 12px; padding: 0 14px; }
}