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

/* ===== 自定义属性 ===== */
:root {
  --c-bg: #0d0d0d;
  --c-primary: #8000ff;
  --c-accent: #ff00ff;
  --c-primary-dim: rgba(128,0,255,0.18);
  --c-accent-dim: rgba(255,0,255,0.13);
  --c-surface: #141414;
  --c-surface2: #1a1a1a;
  --c-border: rgba(128,0,255,0.3);
  --c-text: #e8e0f0;
  --c-text-muted: #9b8ab0;
  --c-glow-p: 0 0 8px #8000ff, 0 0 24px rgba(128,0,255,0.5);
  --c-glow-a: 0 0 8px #ff00ff, 0 0 24px rgba(255,0,255,0.5);
  --font-head: 'Fredoka', 'Nunito', system-ui, sans-serif;
  --font-body: 'Nunito', 'Fredoka', system-ui, sans-serif;
  --radius-pill: 999px;
  --radius-card: 28px;
  --nav-h: 64px;
  --announce-h: 36px;
  --transition: 0.22s cubic-bezier(0.4,0,0.2,1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* 扫描线叠加 */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(128,0,255,0.028) 2px,
    rgba(128,0,255,0.028) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* 点阵底纹 */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(128,0,255,0.12) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
}

a { color: var(--c-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--c-primary); }
img { max-width: 100%; height: auto; display: block; border-radius: 12px; }
p { margin-bottom: 1em; }
h1,h2,h3,h4 { font-family: var(--font-head); line-height: 1.25; margin-bottom: 0.5em; }

/* ===== 公告条 ===== */
.header-announce {
  height: var(--announce-h);
  background: linear-gradient(90deg, var(--c-primary) 0%, var(--c-accent) 100%);
  color: #fff;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  z-index: 100;
}

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(13,13,13,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  padding: 0 20px;
  max-width: 1280px;
  margin: 0 auto;
  gap: 12px;
}

.main-nav > p {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex: 1;
}

.nav-left { justify-content: flex-end; }
.nav-right { justify-content: flex-start; }

.brand-center {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  text-shadow: var(--c-glow-p);
  white-space: nowrap;
  padding: 6px 16px;
  border: 1px solid var(--c-primary);
  border-radius: var(--radius-pill);
  background: rgba(128,0,255,0.1);
  transition: box-shadow var(--transition), background var(--transition);
  flex-shrink: 0;
}
.brand-center:hover {
  color: #fff;
  background: rgba(128,0,255,0.25);
  box-shadow: var(--c-glow-p);
}

.nav-pill {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  background: var(--c-primary-dim);
  color: var(--c-text);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition), color var(--transition);
}
.nav-pill:hover {
  background: rgba(255,0,255,0.15);
  border-color: var(--c-accent);
  color: var(--c-accent);
  box-shadow: var(--c-glow-a);
}

/* ===== 全局容器 ===== */
.wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}

main { min-height: 60vh; }

/* ===== HERO (首页) ===== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 80px 0 60px;
  position: relative;
}

.hero-article {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  width: 100%;
}

.hero-media {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--c-border);
  box-shadow: var(--c-glow-p);
}

.hero-placeholder {
  width: 100%;
  padding-top: 62.5%;
  background: linear-gradient(135deg, var(--c-primary-dim), var(--c-accent-dim));
  position: relative;
}
.hero-placeholder::after {
  content: '丝袜美腿';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 32px;
  font-weight: 700;
  color: var(--c-accent);
  text-shadow: var(--c-glow-a);
}

.hero-img { width: 100%; display: block; border-radius: 0; }

.hero-copy {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
}

.hero-copy h1 {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 700;
  color: #fff;
  text-shadow: var(--c-glow-p);
  line-height: 1.15;
}

.hero-desc {
  font-size: 16px;
  color: var(--c-text-muted);
  max-width: 420px;
  margin-bottom: 0;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* ===== 按钮 ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  color: #fff;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 600;
  box-shadow: var(--c-glow-p);
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover {
  color: #fff;
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 0 20px #8000ff, 0 0 40px rgba(255,0,255,0.4);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--c-accent);
  color: var(--c-accent);
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 600;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
}
.btn-ghost:hover {
  background: var(--c-accent-dim);
  box-shadow: var(--c-glow-a);
  transform: translateY(-2px);
  color: var(--c-accent);
}

/* ===== 眉题 small ===== */
small.eyebrow {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-accent);
  text-shadow: var(--c-glow-a);
  margin-bottom: 4px;
  font-family: var(--font-body);
}

/* ===== 面包屑 ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--c-text-muted);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--c-accent); }
.breadcrumb a:hover { color: var(--c-primary); }
.sep { opacity: 0.5; }

/* ===== 内容 + 侧边栏布局 ===== */
.page-content-section,
.cat-content-section,
.entry-section,
.tag-content-section,
.about-section,
.privacy-section,
.default-section {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  padding: 48px 0;
}

.page-content-section > section,
.cat-content-section > section,
.entry-section > section,
.tag-content-section > section,
.about-section > section,
.privacy-section > section,
.default-section > section { min-width: 0; }

/* ===== aside 侧边栏 ===== */
.sidebar {
  position: sticky;
  top: calc(var(--nav-h) + var(--announce-h) + 20px);
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-card);
  padding: 24px 20px;
}

.sidebar h3 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  font-family: var(--font-head);
}

.sidebar-nav p {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sidebar-nav a {
  display: block;
  padding: 8px 12px;
  border-radius: 10px;
  color: var(--c-text-muted);
  font-size: 14px;
  transition: background var(--transition), color var(--transition);
}
.sidebar-nav a:hover {
  background: var(--c-primary-dim);
  color: var(--c-accent);
}

/* ===== 标签列表 ===== */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  background: var(--c-accent-dim);
  border: 1px solid rgba(255,0,255,0.3);
  color: var(--c-accent);
  font-size: 13px;
  font-weight: 600;
  transition: background var(--transition), box-shadow var(--transition);
}
.tag-pill:hover {
  background: rgba(255,0,255,0.25);
  box-shadow: var(--c-glow-a);
  color: #fff;
}

/* ===== 分类卡片网格 ===== */
.cats-section, .entries-section, .tag-entries, .child-list {
  padding: 48px 0;
}
.cats-section h2, .entries-section h2, .tag-entries h2, .child-list h2 {
  font-size: clamp(20px, 2.5vw, 30px);
  color: #fff;
  margin-bottom: 24px;
}

.cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.cat-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 28px 24px;
  background: var(--c-surface);
  border-radius: var(--radius-card);
  border: 1px solid var(--c-border);
  color: var(--c-text);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.cat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  opacity: 0;
  transition: opacity var(--transition);
}
.cat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(128,0,255,0.3);
  border-color: var(--c-primary);
  color: var(--c-text);
}
.cat-card:hover::before { opacity: 1; }
.cat-card > strong {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  display: block;
}
.cat-card > span {
  font-size: 14px;
  color: var(--c-text-muted);
  display: block;
}

/* ===== 文章卡片网格 ===== */
.entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.entry-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 24px 20px;
  background: var(--c-surface);
  border-radius: var(--radius-card);
  border: 1px solid var(--c-border);
  color: var(--c-text);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.entry-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 28px rgba(255,0,255,0.2);
  border-color: var(--c-accent);
  color: var(--c-text);
}
.entry-card > strong {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  display: block;
}
.entry-meta { font-size: 12px; color: var(--c-primary); }
.entry-desc { font-size: 13px; color: var(--c-text-muted); }

/* ===== 子页列表 (child-grid) ===== */
.child-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
}

.child-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px 18px;
  background: var(--c-surface2);
  border-radius: var(--radius-card);
  border: 1px solid var(--c-border);
  color: var(--c-text);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.child-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(128,0,255,0.25);
  border-color: var(--c-primary);
  color: var(--c-text);
}
.child-card > strong {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  display: block;
}
.child-desc { font-size: 13px; color: var(--c-text-muted); }
.child-date { font-size: 12px; color: var(--c-primary); }
.child-thumb { border-radius: 10px; margin-top: 8px; }

/* ===== 相关内容列表 ===== */
.related-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.related-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 14px;
  background: var(--c-primary-dim);
  border-radius: 14px;
  color: var(--c-text);
  transition: background var(--transition), box-shadow var(--transition);
  border: 1px solid transparent;
}
.related-item:hover {
  background: rgba(128,0,255,0.22);
  border-color: var(--c-primary);
  box-shadow: 0 0 12px rgba(128,0,255,0.2);
  color: var(--c-text);
}
.related-item > strong {
  display: block;
  font-size: 14px;
  color: #fff;
  font-weight: 600;
}
.related-item > span {
  display: block;
  font-size: 12px;
  color: var(--c-text-muted);
}

/* ===== 侧边栏分类链接 ===== */
.sidebar-cats {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.sidebar-cat-link {
  display: block;
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--c-primary-dim);
  color: var(--c-text);
  transition: background var(--transition), box-shadow var(--transition);
  border: 1px solid transparent;
}
.sidebar-cat-link:hover {
  background: rgba(128,0,255,0.22);
  border-color: var(--c-primary);
  box-shadow: 0 0 10px rgba(128,0,255,0.2);
  color: #fff;
}
.sidebar-cat-link > strong { font-size: 14px; font-weight: 600; display: block; }

/* ===== 日期行 ===== */
.entry-dateline {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--c-primary);
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.entry-dateline time { font-family: var(--font-body); }

/* ===== Hero — 栏目页 ===== */
.cat-hero-section, .tag-hero-section {
  padding: 60px 0 0;
}
.cat-hero-article, .tag-hero-article {
  padding: 40px 0 32px;
  border-bottom: 1px solid var(--c-border);
  margin-bottom: 0;
}
.cat-hero-article h1, .tag-hero-article h1 {
  font-size: clamp(26px, 4vw, 44px);
  color: #fff;
  text-shadow: var(--c-glow-p);
}
.cat-desc, .tag-desc {
  font-size: 16px;
  color: var(--c-text-muted);
  max-width: 680px;
  margin-bottom: 0;
}

/* ===== About/Privacy ===== */
.about-article h1, .privacy-article h1 {
  font-size: clamp(26px, 4vw, 40px);
  color: #fff;
  text-shadow: var(--c-glow-p);
  margin-bottom: 16px;
}

.privacy-links {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--c-border);
}

/* ===== 正文内容 ===== */
.prose-content {
  color: var(--c-text);
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: 32px;
}
.prose-content h2 {
  font-size: clamp(18px, 2.5vw, 26px);
  color: #fff;
  margin-top: 2em;
  margin-bottom: 0.6em;
  padding-left: 12px;
  border-left: 3px solid var(--c-accent);
}
.prose-content h3 {
  font-size: 18px;
  color: var(--c-accent);
  margin-top: 1.6em;
  margin-bottom: 0.5em;
}
.prose-content a {
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.prose-content a:hover { color: var(--c-primary); }
.prose-content ul, .prose-content ol {
  padding-left: 1.5em;
  margin-bottom: 1em;
}
.prose-content li { margin-bottom: 0.4em; }
.prose-content strong { color: #fff; font-weight: 700; }
.prose-content blockquote {
  border-left: 3px solid var(--c-primary);
  padding-left: 16px;
  color: var(--c-text-muted);
  font-style: italic;
  margin: 1.5em 0;
}
.prose-content img { border-radius: 14px; margin: 1em 0; }
.prose-content code {
  background: var(--c-primary-dim);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 14px;
  color: var(--c-accent);
}
.prose-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 15px;
}
.prose-content th {
  background: var(--c-primary-dim);
  color: var(--c-accent);
  padding: 10px 14px;
  text-align: left;
  font-weight: 700;
  border-bottom: 1px solid var(--c-border);
}
.prose-content td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(128,0,255,0.12);
  color: var(--c-text);
}

/* ===== 空提示 ===== */
.empty-tip {
  color: var(--c-text-muted);
  font-size: 15px;
  padding: 32px 0;
  text-align: center;
}

/* ===== 页脚 ===== */
.site-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--c-border);
  background: var(--c-surface);
  padding: 40px 20px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.footer-brand {
  font-family: var(--font-head);
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 700;
  color: transparent;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  -webkit-background-clip: text;
  background-clip: text;
  text-shadow: none;
  letter-spacing: -0.02em;
  line-height: 1;
  text-align: center;
}

.footer-nav {
  width: 100%;
  max-width: 900px;
}
.footer-nav p {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  justify-content: center;
  margin: 0;
}
.footer-nav a {
  color: var(--c-text-muted);
  font-size: 14px;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 4px;
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--c-accent); }

.footer-copy {
  text-align: center;
}
.footer-copy p {
  font-size: 12px;
  color: rgba(155,138,176,0.6);
  margin: 0;
}

/* ===== 动效：Scroll Reveal ===== */
@media (prefers-reduced-motion: no-preference) {
  .cat-card,
  .entry-card,
  .child-card,
  .related-item {
    opacity: 0;
    transform: translateY(24px);
    transition:
      opacity 0.5s cubic-bezier(0.4,0,0.2,1),
      transform 0.5s cubic-bezier(0.4,0,0.2,1),
      box-shadow var(--transition),
      border-color var(--transition);
  }
  .cat-card.revealed,
  .entry-card.revealed,
  .child-card.revealed,
  .related-item.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .cat-card,
  .entry-card,
  .child-card,
  .related-item {
    opacity: 1 !important;
    transform: none !important;
    transition: box-shadow var(--transition), border-color var(--transition);
  }
}

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .hero-article {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-top: 40px;
  }
  .hero-copy {
    text-align: left;
    align-items: flex-start;
  }
  .hero-actions { justify-content: flex-start; }

  .page-content-section,
  .cat-content-section,
  .entry-section,
  .tag-content-section,
  .about-section,
  .privacy-section,
  .default-section {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: static;
  }

  .cat-grid,
  .entry-grid,
  .child-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  }
}

@media (max-width: 640px) {
  :root { --nav-h: 56px; --announce-h: 32px; }

  .main-nav {
    padding: 0 12px;
    gap: 8px;
  }
  .brand-center { font-size: 15px; padding: 4px 12px; }
  .nav-pill { height: 40px; padding: 0 10px; font-size: 12px; }

  .hero-section { min-height: auto; padding: 48px 0 40px; }
  .hero-copy h1 { font-size: 26px; }
  .hero-media { display: none; }

  .cat-grid,
  .entry-grid,
  .child-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand { font-size: 36px; }

  .breadcrumb { font-size: 12px; }

  .prose-content { font-size: 16px; }
}

@media (max-width: 400px) {
  .main-nav > p.nav-left { display: none; }
  .main-nav > p.nav-right { justify-content: flex-end; }
}