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

/* ===== 变量 ===== */
:root {
  --c-green: #87ff71;
  --c-amber: #ffce5c;
  --c-dark: #192617;
  --c-dark2: #1f2f1c;
  --c-dark3: #253022;
  --c-green-dim: rgba(135,255,113,0.12);
  --c-amber-dim: rgba(255,206,92,0.12);
  --c-text: #e8f5e2;
  --c-text-muted: #9db899;
  --c-border: rgba(135,255,113,0.25);
  --c-border-amber: rgba(255,206,92,0.3);
  --radius: 4px;
  --header-h: 64px;
  --font-head: 'Syne', system-ui, sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;
  --max-w: 1100px;
  --trans: 0.22s cubic-bezier(0.4,0,0.2,1);
}

/* ===== 重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 18px; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--c-dark);
  color: var(--c-text);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-green); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.2; }

/* ===== Memphis 底纹工具 ===== */
.memphis-dots {
  background-image: radial-gradient(circle, var(--c-green) 1.5px, transparent 1.5px);
  background-size: 22px 22px;
  opacity: 0.18;
}
.memphis-grid {
  background-image:
    linear-gradient(var(--c-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-border) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 24px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform var(--trans), box-shadow var(--trans), background var(--trans);
  white-space: nowrap;
  border: 2px solid transparent;
  letter-spacing: 0.04em;
}
.btn--primary {
  background: var(--c-green);
  color: var(--c-dark);
  border-color: var(--c-green);
}
.btn--primary:hover {
  background: var(--c-amber);
  border-color: var(--c-amber);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(135,255,113,0.35);
  text-decoration: none;
}
.btn--outline {
  background: transparent;
  color: var(--c-green);
  border-color: var(--c-green);
}
.btn--outline:hover {
  background: var(--c-green-dim);
  transform: translateY(-2px);
  text-decoration: none;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: rgba(25,38,23,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
  z-index: 900;
}
.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  flex-shrink: 0;
}
.brand-logo__img { width: 32px; height: 32px; object-fit: contain; }
.brand-logo__text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--c-green);
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.site-nav {
  display: none;
  gap: 2px;
  flex: 1;
  flex-wrap: wrap;
}
.nav-a {
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--c-text-muted);
  padding: 6px 10px;
  border-radius: var(--radius);
  transition: color var(--trans), background var(--trans);
  white-space: nowrap;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}
.nav-a:hover, .nav-a--cur {
  color: var(--c-green);
  background: var(--c-green-dim);
  text-decoration: none;
}
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 2px solid var(--c-border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
  flex-shrink: 0;
}
.hamburger__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--c-green);
  border-radius: 2px;
  transition: transform var(--trans), opacity var(--trans);
}
.hamburger.is-open .hamburger__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open .hamburger__bar:nth-child(2) { opacity: 0; }
.hamburger.is-open .hamburger__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.header-cta {
  flex-shrink: 0;
  background: var(--c-green);
  color: var(--c-dark);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0 16px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius);
  white-space: nowrap;
  transition: background var(--trans), transform var(--trans);
  text-decoration: none;
  letter-spacing: 0.04em;
}
.header-cta:hover {
  background: var(--c-amber);
  transform: translateY(-1px);
  text-decoration: none;
}

/* ===== 全屏菜单 ===== */
.fullscreen-menu {
  position: fixed;
  inset: 0;
  background: var(--c-dark);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  overflow: hidden;
}
.fullscreen-menu.is-open {
  opacity: 1;
  pointer-events: all;
}
.fullscreen-menu__deco {
  position: absolute;
  pointer-events: none;
}
.fullscreen-menu__deco--tri {
  top: -60px;
  right: -60px;
  width: 280px;
  height: 280px;
  background: var(--c-green);
  opacity: 0.07;
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
  transform: rotate(22deg);
}
.fullscreen-menu__deco--circle {
  bottom: -80px;
  left: -80px;
  width: 320px;
  height: 320px;
  border: 40px solid var(--c-amber);
  opacity: 0.06;
  border-radius: 50%;
}
.fullscreen-menu__close {
  position: absolute;
  top: 16px; right: 20px;
  background: transparent;
  border: 2px solid var(--c-border);
  color: var(--c-green);
  font-size: 1.4rem;
  width: 48px; height: 48px;
  border-radius: var(--radius);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--trans);
}
.fullscreen-menu__close:hover { background: var(--c-green-dim); }
.fullscreen-menu__nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 0 24px;
}
.fm-link {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1rem, 3vw, 1.5rem);
  color: var(--c-text);
  padding: 12px 32px;
  min-height: 52px;
  display: flex;
  align-items: center;
  text-align: center;
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: color var(--trans), border-color var(--trans), background var(--trans);
  text-decoration: none;
}
.fm-link:hover {
  color: var(--c-green);
  border-color: var(--c-border);
  background: var(--c-green-dim);
  text-decoration: none;
}

/* ===== 锚点栏 ===== */
.anchor-bar {
  position: sticky;
  top: var(--header-h);
  z-index: 800;
  background: var(--c-dark2);
  border-bottom: 1px solid var(--c-border);
  padding: 0 20px;
  overflow-x: auto;
  scrollbar-width: none;
}
.anchor-bar::-webkit-scrollbar { display: none; }
.anchor-bar__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 0;
  white-space: nowrap;
}
.anchor-bar__label {
  font-size: 0.8rem;
  color: var(--c-text-muted);
  margin-right: 8px;
  flex-shrink: 0;
}
.anchor-link {
  font-size: 0.8rem;
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--c-text-muted);
  padding: 6px 12px;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: color var(--trans), border-color var(--trans);
  text-decoration: none;
}
.anchor-link:hover {
  color: var(--c-amber);
  border-color: var(--c-border-amber);
  text-decoration: none;
}

/* ===== Wrap & Main ===== */
main { padding-top: var(--header-h); }
.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--c-text-muted);
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--c-text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--c-green); }
.breadcrumb__sep { color: var(--c-text-muted); opacity: 0.5; }

/* ===== section 标题 ===== */
.section-h2 {
  font-size: clamp(1.2rem, 3vw, 1.7rem);
  font-weight: 700;
  color: var(--c-green);
  margin-top: 56px;
  letter-spacing: 0.03em;
}
.section-hr {
  border: none;
  border-top: 2px dashed var(--c-border);
  margin: 12px 0 28px;
}

/* ===== 正文排版 ===== */
.page-prose {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--c-text);
  max-width: 780px;
}
.page-prose h2 { font-size: 1.4rem; color: var(--c-green); margin: 36px 0 8px; }
.page-prose h3 { font-size: 1.15rem; color: var(--c-amber); margin: 28px 0 6px; }
.page-prose p { margin-bottom: 18px; }
.page-prose ul, .page-prose ol { padding-left: 24px; margin-bottom: 18px; list-style: initial; }
.page-prose li { margin-bottom: 6px; }
.page-prose a { color: var(--c-green); text-decoration: underline; }
.page-prose a:hover { color: var(--c-amber); }
.page-prose strong { color: var(--c-amber); font-weight: 700; }
.page-prose blockquote {
  border-left: 4px solid var(--c-green);
  padding: 12px 20px;
  background: var(--c-green-dim);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 24px 0;
}
.page-prose code {
  font-family: 'Courier New', monospace;
  background: var(--c-dark3);
  padding: 2px 6px;
  border-radius: 2px;
  font-size: 0.88em;
  color: var(--c-amber);
}
.page-prose pre {
  background: var(--c-dark3);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 20px;
  overflow-x: auto;
  margin: 20px 0;
}
.page-prose pre code { background: none; padding: 0; }
.page-prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.9rem;
}
.page-prose th {
  background: var(--c-dark3);
  color: var(--c-green);
  padding: 10px 14px;
  text-align: left;
  border: 1px solid var(--c-border);
}
.page-prose td {
  padding: 9px 14px;
  border: 1px solid var(--c-border);
}
.page-prose tr:nth-child(even) td { background: var(--c-dark2); }

/* ===== Hero（首页） ===== */
.hero-section {
  position: relative;
  height: 70vh;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  overflow: hidden;
  border-radius: 0 0 var(--radius) var(--radius);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--c-dark2);
}
.hero-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(135,255,113,0.18) 1px, transparent 1px),
    radial-gradient(circle, rgba(255,206,92,0.1) 1px, transparent 1px);
  background-size: 28px 28px, 56px 56px;
  background-position: 0 0, 14px 14px;
}
.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(25,38,23,0.85) 0%, rgba(25,38,23,0.4) 60%, rgba(25,38,23,0.75) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: right;
  padding: 48px 40px 56px;
  max-width: 680px;
}
.hero-eyebrow {
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--c-amber);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.hero-h1 {
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  font-weight: 700;
  color: var(--c-green);
  margin-bottom: 16px;
  line-height: 1.15;
  text-shadow: 0 2px 20px rgba(0,0,0,0.6);
}
.hero-sub {
  font-size: 1rem;
  color: var(--c-text);
  margin-bottom: 28px;
  line-height: 1.6;
  opacity: 0.9;
}
.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  flex-wrap: wrap;
}
.hero-geo {
  position: absolute;
  pointer-events: none;
  z-index: 1;
}
.hero-geo--sq {
  top: 40px; left: 40px;
  width: 120px; height: 120px;
  border: 3px dashed rgba(135,255,113,0.25);
  transform: rotate(22deg);
  border-radius: var(--radius);
}
.hero-geo--dot {
  bottom: 60px; left: 80px;
  width: 60px; height: 60px;
  background: var(--c-amber);
  opacity: 0.15;
  border-radius: 50%;
}

/* ===== 首页：栏目卡片 ===== */
.channels-section { padding-bottom: 24px; }
.chan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin: 0;
}
.chan-card {
  background: var(--c-dark2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.chan-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(135,255,113,0.18);
  border-color: var(--c-green);
}
.chan-card__geo {
  position: absolute;
  top: -20px; right: -20px;
  width: 80px; height: 80px;
  background: var(--c-green);
  opacity: 0.07;
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
  transform: rotate(-15deg);
}
.chan-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.chan-card__title a {
  color: var(--c-green);
  text-decoration: none;
}
.chan-card__title a:hover { color: var(--c-amber); }
.chan-card__desc {
  font-size: 0.88rem;
  color: var(--c-text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
}
.chan-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.chan-card__count {
  font-size: 0.78rem;
  color: var(--c-amber);
  font-weight: 600;
}
.chan-card__btn {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--c-dark);
  background: var(--c-green);
  padding: 6px 14px;
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius);
  transition: background var(--trans);
  text-decoration: none;
}
.chan-card__btn:hover { background: var(--c-amber); text-decoration: none; }

/* ===== 首页：最新收录 ===== */
.recent-section { padding-bottom: 48px; }
.recent-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.recent-item { border-radius: var(--radius); overflow: hidden; }
.recent-item__link {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  background: var(--c-dark2);
  border: 1px solid transparent;
  text-decoration: none;
  border-radius: var(--radius);
  transition: background var(--trans), border-color var(--trans);
}
.recent-item__link:hover {
  background: var(--c-dark3);
  border-color: var(--c-border);
  text-decoration: none;
}
.recent-item__tag {
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--c-dark);
  background: var(--c-amber);
  padding: 3px 8px;
  border-radius: 2px;
  text-align: center;
  letter-spacing: 0.04em;
  justify-self: start;
}
.recent-item__title {
  font-size: 0.95rem;
  color: var(--c-text);
  font-weight: 500;
}
.recent-item__date {
  font-size: 0.78rem;
  color: var(--c-text-muted);
  white-space: nowrap;
}

/* ===== Channel 页 Hero ===== */
.channel-hero {
  position: relative;
  padding: 80px 0 48px;
  overflow: hidden;
}
.channel-hero__deco--zigzag {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  background: repeating-linear-gradient(
    90deg,
    var(--c-green) 0px, var(--c-green) 20px,
    transparent 20px, transparent 30px,
    var(--c-amber) 30px, var(--c-amber) 50px,
    transparent 50px, transparent 60px
  );
  opacity: 0.5;
}
.channel-hero__content {
  position: relative;
  z-index: 2;
}
.channel-hero__h1 {
  font-size: clamp(1.5rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--c-green);
  margin-bottom: 14px;
  line-height: 1.2;
}
.channel-hero__desc {
  font-size: 1rem;
  color: var(--c-text-muted);
  max-width: 640px;
  line-height: 1.7;
  margin-bottom: 20px;
}
.stat-badge {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--c-dark);
  background: var(--c-green);
  padding: 4px 14px;
  border-radius: 20px;
  letter-spacing: 0.04em;
}
.channel-hero__geo {
  position: absolute;
  top: 20px; right: -30px;
  width: 200px; height: 200px;
  border: 3px dashed rgba(255,206,92,0.15);
  border-radius: 50%;
  transform: rotate(10deg);
}

.channel-prose-section { padding-bottom: 12px; }
.channel-prose { margin-bottom: 0; }

/* ===== 栏目列表 ===== */
.entry-list-section { padding-bottom: 60px; }
.entry-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.entry-card {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 20px;
  background: var(--c-dark2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
  box-shadow: 0 2px 12px rgba(0,0,0,0.25);
}
.entry-card:hover {
  transform: translateX(4px);
  box-shadow: 0 6px 28px rgba(135,255,113,0.15);
  border-color: rgba(135,255,113,0.4);
}
.entry-card__num {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--c-green);
  opacity: 0.3;
  line-height: 1;
  align-self: center;
}
.entry-card__media { grid-column: 1 / -1; }
.entry-card__thumb {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: 8px;
}
.entry-card__body { display: flex; flex-direction: column; gap: 8px; }
.entry-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
}
.entry-card__title a { color: var(--c-text); text-decoration: none; }
.entry-card__title a:hover { color: var(--c-green); }
.entry-card__desc {
  font-size: 0.88rem;
  color: var(--c-text-muted);
  line-height: 1.6;
}
.entry-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
}
.entry-card__date {
  font-size: 0.78rem;
  color: var(--c-text-muted);
}
.entry-card__readmore {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--c-green);
  text-decoration: none;
  transition: color var(--trans);
}
.entry-card__readmore:hover { color: var(--c-amber); }

/* ===== Article ===== */
.article-body { padding: 48px 0 40px; }
.article-channel-tag {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--c-dark);
  background: var(--c-amber);
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 14px;
  text-decoration: none;
  letter-spacing: 0.06em;
}
.article-channel-tag:hover { background: var(--c-green); text-decoration: none; }
.article-h1 {
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--c-green);
  margin-bottom: 16px;
  line-height: 1.2;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.article-meta__date, .article-meta__updated {
  font-size: 0.82rem;
  color: var(--c-text-muted);
}
.article-meta__updated::before { content: '·'; margin-right: 16px; }
.article-hero-wrap {
  margin: 24px 0 32px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--c-border);
}
.article-hero-img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}
.article-content {
  max-width: 780px;
  font-size: 1rem;
  line-height: 1.85;
}
.article-content h2 { font-size: 1.35rem; color: var(--c-green); margin: 36px 0 10px; }
.article-content h3 { font-size: 1.1rem; color: var(--c-amber); margin: 28px 0 8px; }
.article-content p { margin-bottom: 18px; }
.article-content ul, .article-content ol { padding-left: 24px; margin-bottom: 18px; list-style: initial; }
.article-content li { margin-bottom: 6px; }
.article-content a { color: var(--c-green); text-decoration: underline; }
.article-content a:hover { color: var(--c-amber); }
.article-content strong { color: var(--c-amber); font-weight: 700; }
.article-content blockquote {
  border-left: 4px solid var(--c-green);
  padding: 12px 20px;
  background: var(--c-green-dim);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 24px 0;
}
.article-content code {
  font-family: 'Courier New', monospace;
  background: var(--c-dark3);
  padding: 2px 6px;
  border-radius: 2px;
  font-size: 0.88em;
  color: var(--c-amber);
}
.article-content pre {
  background: var(--c-dark3);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 20px;
  overflow-x: auto;
  margin: 20px 0;
}
.article-content pre code { background: none; padding: 0; }
.article-footer-nav {
  display: flex;
  gap: 12px;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* ===== 相关文章 ===== */
.related-section { padding-bottom: 60px; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}
.related-card {
  background: var(--c-dark2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 18px;
  transition: transform var(--trans), border-color var(--trans);
}
.related-card:hover { transform: translateY(-3px); border-color: var(--c-green); }
.related-card__title { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; }
.related-card__title a { color: var(--c-text); text-decoration: none; }
.related-card__title a:hover { color: var(--c-green); }
.related-card__desc { font-size: 0.82rem; color: var(--c-text-muted); line-height: 1.5; margin-bottom: 10px; }
.related-card time { font-size: 0.76rem; color: var(--c-text-muted); }

/* ===== About ===== */
.about-banner {
  position: relative;
  padding: 80px 0 56px;
  overflow: hidden;
}
.about-banner__geo {
  position: absolute;
  pointer-events: none;
}
.about-banner__geo--a {
  top: -40px; right: -40px;
  width: 240px; height: 240px;
  background: var(--c-green);
  opacity: 0.06;
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
  transform: rotate(12deg);
}
.about-banner__geo--b {
  bottom: -30px; left: 20%;
  width: 120px; height: 120px;
  border: 8px solid var(--c-amber);
  opacity: 0.1;
  border-radius: 50%;
}
.about-banner__geo--c {
  top: 30px; left: -20px;
  width: 80px; height: 80px;
  background: var(--c-amber);
  opacity: 0.08;
  transform: rotate(30deg);
}
.about-eyebrow {
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--c-amber);
  margin-bottom: 12px;
}
.about-h1 {
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--c-green);
  margin-bottom: 16px;
  line-height: 1.2;
}
.about-intro {
  font-size: 1rem;
  color: var(--c-text-muted);
  max-width: 600px;
  line-height: 1.7;
}
.about-nav-section { padding-bottom: 12px; }
.about-nav-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}
.about-nav-pill {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--c-text);
  border: 1px dashed var(--c-border);
  padding: 8px 16px;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius);
  transition: color var(--trans), border-color var(--trans), background var(--trans);
  text-decoration: none;
}
.about-nav-pill:hover {
  color: var(--c-green);
  border-color: var(--c-green);
  background: var(--c-green-dim);
  text-decoration: none;
}
.about-content-section { padding-bottom: 60px; }

/* ===== Privacy ===== */
.privacy-header-section {
  position: relative;
  padding: 80px 0 40px;
  overflow: hidden;
}
.privacy-deco--dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,206,92,0.15) 1.5px, transparent 1.5px);
  background-size: 24px 24px;
  pointer-events: none;
}
.privacy-h1 {
  position: relative;
  font-size: clamp(1.4rem, 3.5vw, 2.2rem);
  font-weight: 700;
  color: var(--c-amber);
  margin-bottom: 14px;
}
.privacy-desc {
  position: relative;
  font-size: 0.95rem;
  color: var(--c-text-muted);
  max-width: 640px;
  line-height: 1.7;
  margin-bottom: 16px;
}
.privacy-date {
  position: relative;
  font-size: 0.82rem;
  color: var(--c-text-muted);
  display: block;
}
.privacy-body-section { padding-bottom: 24px; }
.privacy-links-section { padding-bottom: 60px; }
.privacy-more-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--c-dark2);
  border-top: 1px solid var(--c-border);
  margin-top: 40px;
}
.footer-top {
  border-bottom: 1px solid var(--c-border);
  padding: 32px 20px;
}
.footer-subscribe {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-subscribe__text {
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-head);
  color: var(--c-text);
}
.footer-subscribe__btn { min-height: 44px; }
.footer-cols {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 36px 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.footer-dl dt {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  color: var(--c-green);
  margin-bottom: 14px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--c-border);
}
.footer-dl dd {
  margin-bottom: 8px;
  font-size: 0.85rem;
}
.footer-dl dd a {
  color: var(--c-text-muted);
  text-decoration: none;
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  transition: color var(--trans);
}
.footer-dl dd a:hover { color: var(--c-green); }
.footer-dl dd span { color: var(--c-text-muted); font-size: 0.82rem; }
.footer-bottom {
  border-top: 1px solid var(--c-border);
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-copy {
  font-size: 0.78rem;
  color: var(--c-text-muted);
}
.footer-links {
  display: flex;
  gap: 16px;
  font-size: 0.78rem;
}
.footer-links a {
  color: var(--c-text-muted);
  text-decoration: none;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}
.footer-links a:hover { color: var(--c-green); }

/* ===== Memphis 装饰元素 ===== */
.content-section { padding: 40px 0 20px; }

/* ===== 滚动揭示动效 ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ===== prefers-reduced-motion ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ===== 响应式 ===== */
@media (min-width: 768px) {
  .site-nav { display: flex; }
  .hamburger { display: none; }
  .entry-card {
    grid-template-columns: 48px auto 1fr;
    align-items: start;
  }
  .entry-card__media { grid-column: auto; }
  .entry-card__thumb { width: 160px; height: 110px; margin-bottom: 0; }
  .recent-item__link { grid-template-columns: 90px 1fr auto; }
}

@media (max-width: 767px) {
  :root { --header-h: 56px; }
  .hero-content { padding: 32px 20px 40px; text-align: right; }
  .hero-actions { justify-content: flex-end; }
  .footer-cols { grid-template-columns: 1fr; gap: 24px; }
  .footer-subscribe { flex-direction: column; align-items: flex-start; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
  .chan-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .entry-card { grid-template-columns: 1fr; }
  .entry-card__num { font-size: 1.2rem; }
  .article-body { padding: 32px 0 28px; }
  .recent-item__link { grid-template-columns: 1fr; gap: 6px; }
  .recent-item__date { display: none; }
  .about-banner, .channel-hero, .privacy-header-section { padding-top: 56px; }
  .privacy-more-links { flex-direction: column; }
  .footer-cols { padding: 24px 20px; }
}

@media (max-width: 480px) {
  html { font-size: 16px; }
  .hero-section { height: 75vh; }
  .section-h2 { margin-top: 40px; }
  .header-cta { display: none; }
}