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

/* ===== CSS 变量 ===== */
:root {
  --green: #80ff00;
  --green2: #00ff00;
  --dark: #1f2617;
  --dark2: #151c0f;
  --dark3: #2a3320;
  --text: #e8f5d0;
  --text-dim: #9db87a;
  --border: #80ff00;
  --radius: 4px;
  --font-head: 'Righteous', 'Poppins', system-ui, sans-serif;
  --font-body: 'Poppins', system-ui, sans-serif;
  --max-w: 1200px;
  --side-w: 280px;
}

/* ===== 重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--dark);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: var(--green); text-decoration: none; transition: color 0.15s, opacity 0.15s; }
a:hover { color: var(--green2); opacity: 0.88; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
p { margin-bottom: 0.8em; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.2; }

/* ===== 公告滚动条 ===== */
.marquee-bar {
  background: var(--green);
  color: var(--dark);
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  overflow: hidden;
  padding: 6px 0;
  white-space: nowrap;
  border-bottom: 2px solid var(--dark);
}
.marquee-inner {
  display: inline-flex;
  animation: marquee-scroll 28s linear infinite;
}
.marquee-inner span { padding-right: 80px; }
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee-inner { animation: none; white-space: normal; }
}

/* ===== 导航 details/summary/menu ===== */
details.site-nav {
  background: var(--dark2);
  border-bottom: 3px solid var(--green);
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
}
summary.nav-brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px 8px;
  cursor: pointer;
  list-style: none;
  border-bottom: 1px solid var(--dark3);
}
summary.nav-brand::-webkit-details-marker { display: none; }
.brand-text {
  font-family: var(--font-head);
  font-size: 1.25rem;
  color: var(--green);
  letter-spacing: 0.04em;
  text-shadow: 0 0 12px rgba(128,255,0,0.4);
}
.nav-toggle-hint {
  font-size: 0.78rem;
  color: var(--text-dim);
  border: 1px solid var(--dark3);
  padding: 4px 10px;
  border-radius: var(--radius);
}
details[open] .nav-toggle-hint { color: var(--green); border-color: var(--green); }
menu.nav-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
  padding: 10px 20px 12px;
  margin: 0;
}
menu.nav-menu li a {
  display: block;
  color: var(--text);
  font-size: 0.9rem;
  padding: 10px 14px;
  min-height: 40px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  white-space: nowrap;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
menu.nav-menu li a:hover {
  color: var(--green);
  border-color: var(--green);
  background: rgba(128,255,0,0.07);
}

/* ===== 贴纸装饰 ===== */
.sticker {
  display: inline-block;
  font-size: 2.5rem;
  position: absolute;
  pointer-events: none;
  filter: saturate(150%);
  animation: jitter 3s ease-in-out infinite;
}
.st1 { top: 10%; left: 8%; animation-delay: 0s; transform: rotate(-12deg); }
.st2 { top: 50%; left: 55%; animation-delay: 0.8s; transform: rotate(8deg); }
.st3 { top: 75%; left: 20%; animation-delay: 1.4s; transform: rotate(-5deg); }
.st4 { top: 15%; left: 10%; animation-delay: 0.3s; transform: rotate(10deg); }
.st5 { top: 60%; left: 70%; animation-delay: 1s; transform: rotate(-8deg); }
.st6 { top: 20%; right: 10%; animation-delay: 0.5s; transform: rotate(6deg); }
.st7 { top: 10%; left: 15%; animation-delay: 0s; transform: rotate(-10deg); }
.st8 { top: 65%; left: 60%; animation-delay: 1.2s; transform: rotate(12deg); }
.st9 { top: 20%; right: 12%; animation-delay: 0.7s; transform: rotate(-6deg); }
@keyframes jitter {
  0%, 100% { transform: rotate(var(--jr, -8deg)) translateY(0px); }
  25% { transform: rotate(calc(var(--jr, -8deg) + 4deg)) translateY(-3px); }
  50% { transform: rotate(calc(var(--jr, -8deg) - 3deg)) translateY(2px); }
  75% { transform: rotate(calc(var(--jr, -8deg) + 2deg)) translateY(-1px); }
}
@media (prefers-reduced-motion: reduce) {
  .sticker { animation: none; }
}

/* ===== HOME ===== */
.home-main { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* Hero */
.hero-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  min-height: 45vh;
  padding: 40px 0 32px;
  border-bottom: 2px solid var(--green);
  position: relative;
}
.hero-figure {
  position: relative;
  min-height: 240px;
  border: 2px solid var(--green);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--dark3);
}
.hero-placeholder {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(128,255,0,0.04) 10px, rgba(128,255,0,0.04) 20px);
}
.hero-text {
  text-align: right;
}
.hero-text h1 {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  color: var(--green);
  text-shadow: 2px 2px 0 var(--dark2), 0 0 20px rgba(128,255,0,0.5);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}
.hero-desc {
  font-size: 1rem;
  color: var(--text-dim);
  margin-bottom: 24px;
}
.cta-btn {
  display: inline-block;
  background: var(--green);
  color: var(--dark);
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: var(--radius);
  border: 2px solid var(--green);
  letter-spacing: 0.04em;
  min-height: 44px;
  transition: background 0.15s, color 0.15s, transform 0.15s;
}
.cta-btn:hover {
  background: var(--dark);
  color: var(--green);
  transform: translate(-2px, -2px);
}

/* Content article */
.content-section {
  padding: 40px 0 24px;
  position: relative;
  border-bottom: 1px dashed var(--dark3);
}
.noise-block {
  display: block;
  width: 60px;
  height: 60px;
  background: var(--green);
  opacity: 0.08;
  position: absolute;
  top: 20px;
  right: 0;
  mix-blend-mode: screen;
}
.page-content-wrap { max-width: 820px; }
.page-content-wrap h2 { color: var(--green); margin: 1.5em 0 0.5em; font-size: 1.4rem; }
.page-content-wrap h3 { color: var(--text); margin: 1.2em 0 0.4em; font-size: 1.15rem; }
.page-content-wrap p { color: var(--text); line-height: 1.8; }
.page-content-wrap a { border-bottom: 1px dashed var(--green); }
.page-content-wrap ul, .page-content-wrap ol { padding-left: 1.4em; margin-bottom: 1em; }
.page-content-wrap li { margin-bottom: 0.3em; }

/* Cats article */
.cats-section {
  padding: 40px 0 32px;
  border-bottom: 1px dashed var(--dark3);
}
.cats-section h2 {
  font-size: 1.6rem;
  color: var(--green);
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}
.cats-section > p.subtitle { color: var(--text-dim); margin-bottom: 24px; font-size: 0.95rem; }
.cat-card {
  display: inline-block;
  vertical-align: top;
  width: calc(25% - 18px);
  margin: 0 8px 20px 0;
  border: 2px solid var(--green);
  border-radius: var(--radius);
  padding: 20px 18px;
  background: var(--dark2);
  transition: transform 0.18s, box-shadow 0.18s;
  position: relative;
}
.cat-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 5px 5px 0 var(--green);
}
.cat-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.cat-card h3 a { color: var(--green); }
.cat-card .subtitle { font-size: 0.85rem; color: var(--text-dim); margin-bottom: 12px; }
.mini-links { display: flex; flex-wrap: wrap; gap: 6px; }
.mini-link {
  font-size: 0.78rem;
  padding: 4px 8px;
  border: 1px solid var(--dark3);
  border-radius: var(--radius);
  color: var(--text-dim);
  transition: border-color 0.12s, color 0.12s;
}
.mini-link:hover { border-color: var(--green); color: var(--green); }

/* Latest article */
.latest-section {
  padding: 40px 0 48px;
  display: grid;
  grid-template-columns: var(--side-w) 1fr;
  grid-template-rows: auto 1fr;
  gap: 16px 32px;
}
.latest-section h2 {
  grid-column: 1 / -1;
  font-size: 1.5rem;
  color: var(--green);
  margin-bottom: 4px;
}
.latest-section > p.subtitle {
  grid-column: 1 / -1;
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: 8px;
}
.latest-aside {
  border: 2px solid var(--green);
  border-radius: var(--radius);
  padding: 20px 16px;
  background: var(--dark2);
  align-self: start;
}
.latest-aside h3 { font-size: 1rem; color: var(--green); margin-bottom: 12px; }
.latest-aside ul { display: flex; flex-direction: column; gap: 8px; }
.latest-aside ul li a {
  display: block;
  padding: 8px 10px;
  font-size: 0.88rem;
  color: var(--text);
  border-left: 3px solid var(--dark3);
  transition: border-color 0.12s, color 0.12s;
}
.latest-aside ul li a:hover { border-color: var(--green); color: var(--green); }
.latest-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-content: start;
}
.news-card {
  border: 2px solid var(--dark3);
  border-radius: var(--radius);
  padding: 16px;
  background: var(--dark2);
  transition: border-color 0.15s, transform 0.15s;
}
.news-card:hover { border-color: var(--green); transform: translateY(-2px); }
.card-date { font-size: 0.78rem; color: var(--green2); display: block; margin-bottom: 6px; opacity: 0.8; }
.news-card h3 { font-size: 0.95rem; margin-bottom: 8px; }
.news-card h3 a { color: var(--text); }
.news-card h3 a:hover { color: var(--green); }
.news-card p { font-size: 0.85rem; color: var(--text-dim); }

/* ===== CATEGORY ===== */
.cat-main { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

.cat-hero-section {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 24px;
  align-items: center;
  padding: 36px 0 28px;
  border-bottom: 2px solid var(--green);
  position: relative;
}
.cat-deco-fig {
  position: relative;
  height: 120px;
  border: 2px solid var(--dark3);
  border-radius: var(--radius);
  background: var(--dark3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.cat-intro-aside h1 {
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  color: var(--green);
  margin-bottom: 10px;
  text-shadow: 1px 1px 0 var(--dark2);
}
.cat-intro-aside .subtitle { color: var(--text-dim); font-size: 1rem; }

.cat-content-section {
  padding: 32px 0 24px;
  border-bottom: 1px dashed var(--dark3);
  position: relative;
}
.deco-bar {
  height: 4px;
  width: 80px;
  background: var(--green);
  margin-bottom: 24px;
  position: relative;
}
.cat-content-body h2 { color: var(--green); margin: 1.4em 0 0.5em; font-size: 1.3rem; }
.cat-content-body h3 { color: var(--text); margin: 1.1em 0 0.4em; }
.cat-content-body p { color: var(--text); line-height: 1.8; }
.cat-content-body a { border-bottom: 1px dashed var(--green); }
.cat-content-body ul, .cat-content-body ol { padding-left: 1.4em; margin-bottom: 1em; }
.cat-content-body li { margin-bottom: 0.3em; }

.cat-children-section {
  padding: 36px 0 24px;
  border-bottom: 2px solid var(--dark3);
}
.cat-children-section h2 { font-size: 1.45rem; color: var(--green); margin-bottom: 6px; }
.cat-children-section > p.subtitle { color: var(--text-dim); font-size: 0.95rem; margin-bottom: 24px; }
.child-card {
  border: 2px solid var(--dark3);
  border-radius: var(--radius);
  padding: 20px 20px 16px;
  margin-bottom: 16px;
  background: var(--dark2);
  transition: border-color 0.15s, transform 0.15s;
  position: relative;
}
.child-card:hover { border-color: var(--green); transform: translateX(4px); }
.child-card .card-date { font-size: 0.78rem; color: var(--green2); display: block; margin-bottom: 8px; opacity: 0.8; }
.child-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.child-card h3 a { color: var(--text); }
.child-card h3 a:hover { color: var(--green); }
.child-card .subtitle { font-size: 0.88rem; color: var(--text-dim); margin-bottom: 12px; }
.read-link {
  font-size: 0.85rem;
  color: var(--green);
  border-bottom: 1px solid var(--green);
  padding-bottom: 1px;
}
.empty-tip { color: var(--text-dim); font-style: italic; padding: 20px 0; }

.cat-sidebar-section {
  padding: 36px 0 48px;
}
.cat-sidebar {
  max-width: 480px;
  border: 2px solid var(--green);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--dark2);
}
.cat-sidebar h2 { font-size: 1.15rem; color: var(--green); margin-bottom: 6px; }
.cat-sidebar > p.subtitle { font-size: 0.88rem; color: var(--text-dim); margin-bottom: 14px; }
.cat-sidebar ul { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.cat-sidebar ul li a {
  display: block;
  padding: 8px 12px;
  font-size: 0.9rem;
  color: var(--text);
  border: 1px solid var(--dark3);
  border-radius: var(--radius);
  transition: border-color 0.12s, color 0.12s;
}
.cat-sidebar ul li a:hover { border-color: var(--green); color: var(--green); }

/* ===== ARTICLE ===== */
.breadcrumb {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 12px 20px;
  font-size: 0.85rem;
  color: var(--text-dim);
  border-bottom: 1px solid var(--dark3);
}
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--green); }

.art-main { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

.art-header-section {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 20px;
  align-items: center;
  padding: 32px 0 24px;
  border-bottom: 2px solid var(--green);
  position: relative;
}
.art-header-deco {
  position: relative;
  height: 100px;
  border: 2px solid var(--dark3);
  border-radius: var(--radius);
  background: var(--dark3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.art-meta-aside h1 {
  font-size: clamp(1.3rem, 3vw, 2rem);
  color: var(--green);
  margin-bottom: 8px;
  text-shadow: 1px 1px 0 var(--dark2);
}
.art-dates { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 10px; }
.art-date { font-size: 0.82rem; color: var(--green2); opacity: 0.85; }
.art-desc { font-size: 0.95rem; color: var(--text-dim); }

.art-body-section {
  display: grid;
  grid-template-columns: 1fr var(--side-w);
  gap: 32px;
  padding: 36px 0 48px;
  position: relative;
}
.art-body-deco {
  grid-column: 1 / -1;
  margin-bottom: -16px;
}
.art-deco-line {
  height: 3px;
  background: linear-gradient(90deg, var(--green), transparent);
  margin-bottom: 20px;
}
.art-content {
  min-width: 0;
  font-size: 1rem;
  line-height: 1.85;
}
.art-content h2 { color: var(--green); margin: 1.6em 0 0.5em; font-size: 1.3rem; }
.art-content h3 { color: var(--text); margin: 1.2em 0 0.4em; font-size: 1.1rem; }
.art-content p { color: var(--text); margin-bottom: 1em; }
.art-content a { border-bottom: 1px dashed var(--green); }
.art-content ul, .art-content ol { padding-left: 1.4em; margin-bottom: 1em; }
.art-content li { margin-bottom: 0.35em; }
.art-content strong { color: var(--green2); }
.art-content blockquote {
  border-left: 4px solid var(--green);
  padding: 12px 20px;
  margin: 1.2em 0;
  background: var(--dark3);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-dim);
}

.art-sidebar {
  align-self: start;
  position: sticky;
  top: 80px;
}
.art-sidebar h2 { font-size: 1rem; color: var(--green); margin-bottom: 4px; }
.art-sidebar > p.subtitle, .art-sidebar .mt2 + p.subtitle {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 10px;
}
.mt2 { margin-top: 24px; }
.aside-cat-list, .aside-related-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.aside-cat-list li a, .aside-related-list li a {
  display: block;
  padding: 8px 12px;
  font-size: 0.85rem;
  color: var(--text);
  border: 1px solid var(--dark3);
  border-radius: var(--radius);
  min-height: 36px;
  transition: border-color 0.12s, color 0.12s;
}
.aside-cat-list li a:hover, .aside-related-list li a:hover {
  border-color: var(--green);
  color: var(--green);
}

/* ===== ABOUT ===== */
.about-main { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

.about-hero-section {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  align-items: center;
  padding: 36px 0 28px;
  border-bottom: 2px solid var(--green);
  position: relative;
}
.about-deco-fig {
  position: relative;
  height: 120px;
  border: 2px solid var(--dark3);
  border-radius: var(--radius);
  background: var(--dark3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-intro-aside h1 {
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  color: var(--green);
  margin-bottom: 10px;
}
.about-intro-aside .subtitle { color: var(--text-dim); font-size: 1rem; }

.about-content-section {
  display: grid;
  grid-template-columns: 1fr var(--side-w);
  gap: 32px;
  padding: 36px 0 48px;
  position: relative;
}
.about-content-deco {
  grid-column: 1 / -1;
  margin-bottom: -12px;
}
.deco-badge {
  display: inline-block;
  background: var(--green);
  color: var(--dark);
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.deco-badge--privacy { background: var(--green2); }
.about-content-body {
  min-width: 0;
  font-size: 1rem;
  line-height: 1.85;
}
.about-content-body h2 { color: var(--green); margin: 1.5em 0 0.5em; font-size: 1.3rem; }
.about-content-body h3 { color: var(--text); margin: 1.1em 0 0.4em; }
.about-content-body p { color: var(--text); margin-bottom: 1em; }
.about-content-body a { border-bottom: 1px dashed var(--green); }
.about-content-body ul, .about-content-body ol { padding-left: 1.4em; margin-bottom: 1em; }
.about-content-body li { margin-bottom: 0.3em; }

.about-sidebar {
  align-self: start;
  position: sticky;
  top: 80px;
  border: 2px solid var(--green);
  border-radius: var(--radius);
  padding: 20px;
  background: var(--dark2);
}
.about-sidebar h2 { font-size: 1rem; color: var(--green); margin-bottom: 6px; }
.about-sidebar > p.subtitle { font-size: 0.82rem; color: var(--text-dim); margin-bottom: 12px; }
.about-sidebar ul { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.about-sidebar ul li a {
  display: block;
  padding: 8px 10px;
  font-size: 0.88rem;
  color: var(--text);
  border: 1px solid var(--dark3);
  border-radius: var(--radius);
  transition: border-color 0.12s, color 0.12s;
}
.about-sidebar ul li a:hover { border-color: var(--green); color: var(--green); }

/* ===== PRIVACY ===== */
.privacy-main { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

.privacy-hero-section {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 20px;
  align-items: center;
  padding: 32px 0 24px;
  border-bottom: 2px solid var(--green);
  position: relative;
}
.privacy-deco-fig {
  position: relative;
  height: 100px;
  border: 2px solid var(--dark3);
  border-radius: var(--radius);
  background: var(--dark3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.privacy-intro-aside h1 {
  font-size: clamp(1.3rem, 3vw, 2rem);
  color: var(--green);
  margin-bottom: 8px;
}
.privacy-intro-aside .subtitle { color: var(--text-dim); font-size: 1rem; }

.privacy-content-section {
  display: grid;
  grid-template-columns: 1fr var(--side-w);
  gap: 32px;
  padding: 36px 0 48px;
  position: relative;
}
.privacy-content-deco {
  grid-column: 1 / -1;
  margin-bottom: -12px;
}
.privacy-content-body {
  min-width: 0;
  font-size: 1rem;
  line-height: 1.85;
}
.privacy-content-body h2 { color: var(--green); margin: 1.5em 0 0.5em; font-size: 1.3rem; }
.privacy-content-body h3 { color: var(--text); margin: 1.1em 0 0.4em; }
.privacy-content-body p { color: var(--text); margin-bottom: 1em; }
.privacy-content-body a { border-bottom: 1px dashed var(--green); }
.privacy-content-body ul, .privacy-content-body ol { padding-left: 1.4em; margin-bottom: 1em; }
.privacy-content-body li { margin-bottom: 0.3em; }

.privacy-sidebar {
  align-self: start;
  position: sticky;
  top: 80px;
  border: 2px solid var(--dark3);
  border-radius: var(--radius);
  padding: 20px;
  background: var(--dark2);
}
.privacy-sidebar h2 { font-size: 1rem; color: var(--green); margin-bottom: 6px; }
.privacy-sidebar > p.subtitle { font-size: 0.82rem; color: var(--text-dim); margin-bottom: 12px; }
.privacy-sidebar ul { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.privacy-sidebar ul li a {
  display: block;
  padding: 8px 10px;
  font-size: 0.88rem;
  color: var(--text);
  border: 1px solid var(--dark3);
  border-radius: var(--radius);
  transition: border-color 0.12s, color 0.12s;
}
.privacy-sidebar ul li a:hover { border-color: var(--green); color: var(--green); }

/* ===== 通用侧边栏链接 ===== */
.sidebar-nav-links { display: flex; flex-direction: column; gap: 8px; }
.sidebar-link {
  display: block;
  padding: 10px 14px;
  min-height: 40px;
  font-size: 0.88rem;
  color: var(--dark);
  background: var(--green);
  border-radius: var(--radius);
  font-family: var(--font-head);
  font-weight: 700;
  text-align: center;
  transition: background 0.15s, transform 0.12s;
}
.sidebar-link:hover { background: var(--green2); color: var(--dark); transform: translateX(2px); }
.aside-bottom-links { display: flex; flex-direction: column; gap: 8px; margin-top: 16px; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--dark2);
  border-top: 3px solid var(--green);
  padding: 0 20px;
  margin-top: 0;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  padding: 40px 0 24px;
}
.footer-brand address {
  font-style: normal;
  font-size: 0.92rem;
  color: var(--text-dim);
  line-height: 1.7;
}
.footer-brand address strong {
  font-family: var(--font-head);
  font-size: 1.1rem;
  color: var(--green);
  display: block;
  margin-bottom: 8px;
}
.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.footer-links ul li a {
  display: block;
  padding: 8px 0;
  font-size: 0.88rem;
  color: var(--text-dim);
  min-height: 40px;
  border-bottom: 1px solid transparent;
  transition: color 0.12s, border-color 0.12s;
}
.footer-links ul li a:hover { color: var(--green); border-color: var(--green); }

.footer-contact {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 20px 0;
  border-top: 1px solid var(--dark3);
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.contact-label {
  font-family: var(--font-head);
  font-size: 0.88rem;
  color: var(--green);
  background: var(--dark3);
  padding: 4px 12px;
  border-radius: var(--radius);
  white-space: nowrap;
}
.contact-desc { font-size: 0.85rem; color: var(--text-dim); }

.footer-copy {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 16px 0 24px;
  border-top: 1px solid var(--dark3);
}
.footer-copy p { font-size: 0.82rem; color: var(--text-dim); }
.footer-copy a { color: var(--text-dim); border-bottom: 1px dashed var(--dark3); }
.footer-copy a:hover { color: var(--green); border-color: var(--green); }

/* ===== h2 + p.subtitle pattern ===== */
h2 + p.subtitle {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-top: -2px;
  margin-bottom: 20px;
}

/* ===== 移动端 ===== */
@media (max-width: 900px) {
  .hero-section {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 28px 0 20px;
  }
  .hero-figure { min-height: 160px; }
  .hero-text { text-align: left; }
  .cat-card {
    width: calc(50% - 12px);
  }
  .latest-section {
    grid-template-columns: 1fr;
  }
  .latest-aside { display: none; }
  .latest-grid { grid-template-columns: repeat(2, 1fr); }
  .art-body-section {
    grid-template-columns: 1fr;
  }
  .art-sidebar { position: static; border: 2px solid var(--dark3); border-radius: var(--radius); padding: 20px; background: var(--dark2); margin-top: 24px; }
  .about-content-section { grid-template-columns: 1fr; }
  .about-sidebar { position: static; margin-top: 24px; }
  .privacy-content-section { grid-template-columns: 1fr; }
  .privacy-sidebar { position: static; margin-top: 24px; }
  .footer-inner { grid-template-columns: 1fr; gap: 20px; }
}

@media (max-width: 600px) {
  summary.nav-brand { padding: 12px 16px 8px; }
  menu.nav-menu { padding: 8px 12px 10px; gap: 4px; }
  menu.nav-menu li a { font-size: 0.82rem; padding: 10px 10px; }
  .home-main, .cat-main, .art-main, .about-main, .privacy-main { padding: 0 12px; }
  .cat-card { width: 100%; margin-right: 0; }
  .latest-grid { grid-template-columns: 1fr; }
  .hero-text h1 { font-size: 1.4rem; }
  .cats-section h2, .latest-section h2 { font-size: 1.2rem; }
  .cat-hero-section { grid-template-columns: 1fr; }
  .cat-deco-fig { display: none; }
  .art-header-section { grid-template-columns: 1fr; }
  .art-header-deco { display: none; }
  .about-hero-section { grid-template-columns: 1fr; }
  .about-deco-fig { display: none; }
  .privacy-hero-section { grid-template-columns: 1fr; }
  .privacy-deco-fig { display: none; }
  .footer-inner { padding: 24px 0 16px; }
  .footer-contact { flex-direction: column; align-items: flex-start; gap: 8px; }
}

/* ===== 无障碍 ===== */
:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}