@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@300;400;500;600;700&family=Noto+Sans:wght@300;400;500;600;700&display=swap');

/* ===== CSS 变量 ===== */
:root {
  --c-red: #ff0000;
  --c-pink: #ff1493;
  --c-dark: #261717;
  --c-dark2: #1a0e0e;
  --c-dark3: #320e0e;
  --c-glow-red: rgba(255,0,0,0.35);
  --c-glow-pink: rgba(255,20,147,0.35);
  --c-surface: rgba(38,23,23,0.85);
  --c-surface2: rgba(50,14,14,0.7);
  --c-text: #f8e8e8;
  --c-text-muted: #c89090;
  --c-border: rgba(255,20,147,0.2);
  --nav-w: 220px;
  --radius: 18px;
  --font: 'Be Vietnam Pro', 'Noto Sans', system-ui, sans-serif;
  --transition: 0.3s ease;
}

/* ===== 重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background-color: var(--c-dark2);
  color: var(--c-text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-pink); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--c-red); }
ul, ol { list-style: none; }

/* ===== 极光背景动效 ===== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 30%, rgba(255,0,0,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 80% 70%, rgba(255,20,147,0.16) 0%, transparent 60%),
    radial-gradient(ellipse 100% 100% at 50% 50%, rgba(38,23,23,0.95) 0%, var(--c-dark2) 100%);
  background-size: 200% 200%;
  animation: aurora-drift 12s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes aurora-drift {
  0%   { background-position: 0% 0%, 100% 100%, center; }
  33%  { background-position: 50% 30%, 60% 80%, center; }
  66%  { background-position: 80% 60%, 20% 40%, center; }
  100% { background-position: 100% 100%, 0% 0%, center; }
}

/* ===== 布局骨架 ===== */
.site-wrap {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 100vh;
}

/* ===== 左侧固定导航 ===== */
.sidenav {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--nav-w);
  height: 100vh;
  z-index: 100;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, rgba(38,23,23,0.97) 0%, rgba(26,14,14,0.99) 100%);
  border-right: 1px solid var(--c-border);
  padding: 1.5rem 0;
  overflow-y: auto;
  backdrop-filter: blur(12px);
}

.sidenav-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1rem 1.5rem;
  border-bottom: 1px solid var(--c-border);
  margin-bottom: 1rem;
}

.brand-mark {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 50%;
}

.brand-icon {
  font-size: 2rem;
  background: linear-gradient(135deg, var(--c-red), var(--c-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 8px var(--c-glow-pink));
  animation: icon-pulse 8s ease-in-out infinite;
}

@keyframes icon-pulse {
  0%, 100% { filter: drop-shadow(0 0 8px var(--c-glow-pink)); }
  50%       { filter: drop-shadow(0 0 18px var(--c-glow-red)); }
}

.sidenav ol {
  flex: 1;
  padding: 0 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sidenav ol li a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 0.85rem;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--c-text-muted);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  min-height: 44px;
  line-height: 1.3;
}

.sidenav ol li a:hover,
.sidenav ol li a[aria-current="page"] {
  background: linear-gradient(90deg, rgba(255,0,0,0.15), rgba(255,20,147,0.12));
  color: var(--c-text);
  box-shadow: inset 2px 0 0 var(--c-pink);
}

.sidenav-contact {
  padding: 1rem 0.75rem 0.5rem;
  border-top: 1px solid var(--c-border);
  margin-top: 0.5rem;
}

.contact-link {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1rem;
  min-height: 44px;
  background: linear-gradient(135deg, var(--c-red), var(--c-pink));
  color: #fff !important;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  box-shadow: 0 2px 16px var(--c-glow-pink);
  transition: box-shadow var(--transition), transform var(--transition);
}

.contact-link:hover {
  box-shadow: 0 4px 24px var(--c-glow-red);
  transform: translateY(-1px);
}

/* ===== 页面主体区 ===== */
.page-body {
  margin-left: var(--nav-w);
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 240px;
  grid-template-rows: 1fr auto;
  gap: 0;
  min-width: 0;
}

.page-body > main {
  grid-column: 1;
  grid-row: 1;
  min-width: 0;
}

.page-body > aside {
  grid-column: 2;
  grid-row: 1;
}

.page-body > footer {
  grid-column: 1 / -1;
  grid-row: 2;
}

/* ===== main wrap 四层结构 ===== */
main {
  padding: 2rem 1.5rem;
}

main > section.wrap {
  max-width: 860px;
  width: 100%;
}

main > section.wrap > article {
  margin-bottom: 3rem;
}

main > section.wrap > article > div {
  /* 直接子元素 */
}

/* ===== 英雄区 ===== */
.hero-section { }

.hero-article {
  position: relative;
  min-height: 45vh;
  display: grid;
  grid-template-rows: 1fr;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(38,23,23,0.9) 0%, rgba(50,14,14,0.85) 100%);
  border: 1px solid var(--c-border);
  box-shadow: 0 4px 40px rgba(255,20,147,0.12);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media .hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  filter: saturate(1.3);
}

.hero-text {
  position: relative;
  z-index: 1;
  padding: 3rem 2.5rem;
  text-align: right;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 45vh;
  background: linear-gradient(to top, rgba(26,14,14,0.8) 0%, transparent 60%);
}

.hero-text h1 {
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  background: linear-gradient(90deg, var(--c-pink), var(--c-red));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
}

.hero-lead {
  font-size: 1rem;
  color: var(--c-text-muted);
  max-width: 520px;
  margin-left: auto;
  line-height: 1.6;
}

/* ===== 通用页面标题 ===== */
.page-header-section,
.tag-header-section,
.about-header-section,
.privacy-header-section,
.article-header-section {
  padding-bottom: 0;
}

.page-header-article h1,
.tag-header-article h1,
.about-header-article h1,
.privacy-header-article h1,
.article-header-article h1 {
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  font-weight: 700;
  line-height: 1.25;
  background: linear-gradient(90deg, var(--c-red), var(--c-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
  margin-top: 0.75rem;
}

.page-lead {
  font-size: 1rem;
  color: var(--c-text-muted);
  line-height: 1.6;
  max-width: 640px;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  align-items: center;
  font-size: 0.8rem;
  color: var(--c-text-muted);
  margin-bottom: 0.75rem;
}

.breadcrumb a { color: var(--c-pink); }
.breadcrumb a:hover { color: var(--c-red); }
.breadcrumb span { color: var(--c-text-muted); }

/* ===== 正文排版 ===== */
.prose {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-text);
}

.prose h2 {
  font-size: 1.4rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
  color: var(--c-text);
}

.prose h2 span,
.prose h3 span {
  background: linear-gradient(90deg, var(--c-pink), var(--c-red));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.prose h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 1.5rem 0 0.5rem;
  color: var(--c-text);
}

.prose p { margin-bottom: 1rem; }
.prose ul, .prose ol {
  margin: 0.75rem 0 1rem 1.25rem;
  list-style: disc;
}

.prose ol { list-style: decimal; }
.prose li { margin-bottom: 0.35rem; }

.prose a {
  color: var(--c-pink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prose strong { color: var(--c-text); font-weight: 600; }
.prose blockquote {
  border-left: 3px solid var(--c-pink);
  padding: 0.75rem 1rem;
  margin: 1rem 0;
  background: rgba(255,20,147,0.06);
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--c-text-muted);
}

.prose img {
  border-radius: 12px;
  margin: 1.25rem 0;
  box-shadow: 0 4px 24px rgba(255,20,147,0.1);
}

.prose code {
  background: rgba(255,0,0,0.1);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
}

.prose pre {
  background: rgba(26,14,14,0.9);
  padding: 1rem;
  border-radius: 10px;
  overflow-x: auto;
  font-size: 0.875rem;
  border: 1px solid var(--c-border);
}

/* ===== 日期 ===== */
.article-date {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--c-text-muted);
  margin-right: 1rem;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

/* ===== 卡片 ===== */
.child-cards, .feat-cards, .about-topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}

.child-card, .feat-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.25rem;
  border-radius: var(--radius);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  color: var(--c-text);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  animation: card-reveal 0.5s ease both;
}

.child-card:hover, .feat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(255,20,147,0.18);
  border-color: rgba(255,20,147,0.45);
}

.child-card > strong, .feat-card > strong {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.35;
  display: block;
}

.card-desc {
  font-size: 0.825rem;
  color: var(--c-text-muted);
  line-height: 1.5;
  flex: 1;
  display: block;
}

.card-date {
  font-size: 0.75rem;
  color: var(--c-text-muted);
  display: block;
}

.card-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 0.25rem;
}

/* 卡片 stagger 动效 */
@keyframes card-reveal {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.child-cards .child-card:nth-child(1) { animation-delay: 0.05s; }
.child-cards .child-card:nth-child(2) { animation-delay: 0.1s; }
.child-cards .child-card:nth-child(3) { animation-delay: 0.15s; }
.child-cards .child-card:nth-child(4) { animation-delay: 0.2s; }
.child-cards .child-card:nth-child(5) { animation-delay: 0.25s; }
.child-cards .child-card:nth-child(6) { animation-delay: 0.3s; }

.feat-cards .feat-card:nth-child(1) { animation-delay: 0.05s; }
.feat-cards .feat-card:nth-child(2) { animation-delay: 0.1s; }
.feat-cards .feat-card:nth-child(3) { animation-delay: 0.15s; }
.feat-cards .feat-card:nth-child(4) { animation-delay: 0.2s; }
.feat-cards .feat-card:nth-child(5) { animation-delay: 0.25s; }
.feat-cards .feat-card:nth-child(6) { animation-delay: 0.3s; }

/* ===== 区块标题 ===== */
article > h2, .prose h2 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

article > h2 > span {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 700;
  background: linear-gradient(90deg, var(--c-pink), var(--c-red));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== 标签 ===== */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  background: rgba(255,20,147,0.1);
  color: var(--c-pink);
  border: 1px solid rgba(255,20,147,0.25);
  transition: background var(--transition), color var(--transition);
  min-height: 32px;
}

.tag-pill:hover {
  background: linear-gradient(90deg, var(--c-red), var(--c-pink));
  color: #fff;
  border-color: transparent;
}

/* ===== 文章英雄图 ===== */
.article-hero-wrap {
  margin: 1.25rem 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 32px rgba(255,20,147,0.12);
}

.article-hero-img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

/* ===== 侧边栏 ===== */
.sidebar {
  padding: 2rem 1rem 2rem 0.5rem;
  border-left: 1px solid var(--c-border);
  position: sticky;
  top: 0;
  height: fit-content;
  max-height: 100vh;
  overflow-y: auto;
}

.sidebar-inner {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sidebar h3 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-top: 1rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--c-border);
}

.sidebar h3 span {
  color: var(--c-text-muted);
}

.sidebar h3:first-child { margin-top: 0; }

.sidebar-links {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sidebar-links li a {
  display: flex;
  align-items: center;
  padding: 0.4rem 0.5rem;
  font-size: 0.825rem;
  color: var(--c-text-muted);
  border-radius: 6px;
  transition: background var(--transition), color var(--transition);
  min-height: 36px;
  line-height: 1.3;
}

.sidebar-links li a:hover {
  background: rgba(255,20,147,0.08);
  color: var(--c-text);
}

.sidebar-brand {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-text);
}

.sidebar-text {
  font-size: 0.8rem;
  color: var(--c-text-muted);
  line-height: 1.5;
}

.related-topics {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.related-link {
  display: block;
  padding: 0.4rem 0.5rem;
  font-size: 0.825rem;
  color: var(--c-text-muted);
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
  min-height: 36px;
  line-height: 1.3;
  display: flex;
  align-items: center;
}

.related-link:hover {
  background: rgba(255,20,147,0.08);
  color: var(--c-pink);
}

.parent-link {
  display: flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  background: rgba(255,0,0,0.08);
  border: 1px solid rgba(255,0,0,0.2);
  border-radius: 8px;
  font-size: 0.825rem;
  color: var(--c-text);
  transition: background var(--transition);
  min-height: 40px;
}

.parent-link:hover {
  background: rgba(255,20,147,0.12);
  color: var(--c-pink);
}

/* ===== About 特殊区块 ===== */
.about-logo-wrap {
  margin-bottom: 1.5rem;
}

.about-logo {
  max-width: 160px;
  border-radius: 12px;
}

/* ===== 页脚 ===== */
footer {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  background: linear-gradient(180deg, rgba(26,14,14,0.98) 0%, var(--c-dark2) 100%);
  border-top: 1px solid var(--c-border);
  padding: 3rem 2rem 2rem;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-red), var(--c-pink), transparent);
  animation: footer-line 10s ease-in-out infinite;
}

@keyframes footer-line {
  0%, 100% { opacity: 0.6; }
  50%       { opacity: 1; }
}

footer > article {
  padding: 0 1.5rem;
}

footer > article:first-child { padding-left: 0; }
footer > article:last-child  { padding-right: 0; }
footer > article + article   { border-left: 1px solid var(--c-border); }

.footer-big-brand {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--c-red), var(--c-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
}

.footer-desc {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  line-height: 1.6;
}

.footer-nav h4 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 0.75rem;
}

.footer-nav h4 > span {
  color: var(--c-text-muted);
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-nav ul li a {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  padding: 0.25rem 0;
  min-height: 32px;
  display: flex;
  align-items: center;
  transition: color var(--transition);
}

.footer-nav ul li a:hover {
  color: var(--c-pink);
}

.footer-legal {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--c-text-muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--c-text-muted);
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--c-pink); }

/* ===== Scroll Reveal (via JS, prefers-reduced-motion 控制) ===== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  :root { --nav-w: 200px; }

  .page-body {
    grid-template-columns: 1fr 200px;
  }

  footer {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }

  footer > article:nth-child(1) {
    grid-column: 1 / -1;
    padding-left: 0;
    padding-bottom: 1.5rem;
    border-left: none;
    border-bottom: 1px solid var(--c-border);
    margin-bottom: 1.5rem;
  }

  footer > article:nth-child(2) {
    border-left: none;
    padding-left: 0;
  }

  footer > article:nth-child(3) {
    border-left: 1px solid var(--c-border);
  }
}

@media (max-width: 768px) {
  :root { --nav-w: 0px; }

  body { padding-bottom: 60px; }

  .site-wrap { flex-direction: column; }

  .sidenav {
    position: fixed;
    bottom: 0;
    top: auto;
    left: 0;
    right: 0;
    width: 100%;
    height: auto;
    max-height: 60px;
    flex-direction: row;
    align-items: center;
    padding: 0 0.75rem;
    border-right: none;
    border-top: 1px solid var(--c-border);
    overflow: hidden;
    z-index: 200;
  }

  .sidenav-brand {
    border-bottom: none;
    border-right: 1px solid var(--c-border);
    margin-bottom: 0;
    padding: 0.5rem 0.75rem 0.5rem 0;
    margin-right: 0.5rem;
    flex-shrink: 0;
  }

  .brand-icon { font-size: 1.4rem; }
  .brand-mark { width: 32px; height: 32px; }

  .sidenav ol {
    flex-direction: row;
    flex: 1;
    overflow-x: auto;
    padding: 0;
    gap: 0;
    scrollbar-width: none;
  }

  .sidenav ol::-webkit-scrollbar { display: none; }

  .sidenav ol li a {
    white-space: nowrap;
    padding: 0.5rem 0.65rem;
    font-size: 0.75rem;
    min-height: 44px;
    border-radius: 6px;
  }

  .sidenav-contact { border-top: none; border-left: 1px solid var(--c-border); margin-top: 0; padding: 0 0 0 0.5rem; }
  .contact-link { padding: 0.4rem 0.65rem; font-size: 0.75rem; min-height: 44px; white-space: nowrap; }

  .page-body {
    margin-left: 0;
    display: block;
  }

  main { padding: 1.25rem 1rem; }

  main > section.wrap { max-width: 100%; }

  .hero-text { padding: 2rem 1.25rem; }
  .hero-text h1 { font-size: 1.45rem; }

  .sidebar {
    position: static;
    max-height: none;
    border-left: none;
    border-top: 1px solid var(--c-border);
    padding: 1.5rem 1rem;
  }

  footer {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 2rem 1rem;
  }

  footer > article { padding: 0; border-left: none !important; }
  footer > article + article { padding-top: 1.5rem; border-top: 1px solid var(--c-border); }

  .footer-big-brand { font-size: 2rem; }

  .child-cards, .feat-cards, .about-topic-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-article { min-height: 40vh; }
  .hero-text { min-height: 40vh; }
  .prose { font-size: 0.975rem; }
  .child-cards, .feat-cards { grid-template-columns: 1fr; }
}

/* ===== prefers-reduced-motion ===== */
@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; }
  .brand-icon  { animation: none; }
  footer::before { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .child-card, .feat-card { animation: none; }
}

/* ===== 流光边框卡片辅助 ===== */
@keyframes glow-border {
  0%, 100% { box-shadow: 0 0 8px rgba(255,20,147,0.15); }
  50%       { box-shadow: 0 0 20px rgba(255,0,0,0.25); }
}

.prose img, .article-hero-wrap {
  animation: glow-border 9s ease-in-out infinite;
}