@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=VT323&display=swap');

/* ===== CSS 变量 ===== */
:root {
  --warm-paper: #f5e6c8;
  --amber: #d4a574;
  --ink: #262117;
  --ink-80: rgba(38,33,23,0.8);
  --ink-60: rgba(38,33,23,0.6);
  --amber-light: #e8c49a;
  --amber-dark: #b8845a;
  --paper-dark: #e8d4a8;
  --paper-darker: #d4bc8c;
  --text-main: #262117;
  --text-muted: #5a4a2a;
  --text-light: #8a7050;
  --border: rgba(212,165,116,0.4);
  --border-strong: rgba(212,165,116,0.8);
  --font-pixel: 'Press Start 2P', monospace;
  --font-vt: 'VT323', monospace;
  --font-body: 'VT323', 'Courier New', monospace;
  --radius: 10px;
  --bottom-bar-h: 56px;
  --transition: 0.3s ease;
}

/* ===== 重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 18px; scroll-behavior: smooth; }
body {
  background: var(--ink);
  color: var(--warm-paper);
  font-family: var(--font-body);
  font-size: 1.1rem;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== 胶片颗粒 & VHS 叠层 ===== */
.grain-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='grain'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23grain)' opacity='1'/%3E%3C/svg%3E");
  background-repeat: repeat;
  animation: grainShift 0.15s steps(1) infinite;
}
@keyframes grainShift {
  0%   { background-position: 0 0; }
  20%  { background-position: -40px 20px; }
  40%  { background-position: 60px -30px; }
  60%  { background-position: -20px 50px; }
  80%  { background-position: 40px -10px; }
  100% { background-position: 0 0; }
}

.vhs-overlay {
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.03) 2px,
    rgba(0,0,0,0.03) 4px
  );
  animation: vhsTrack 8s linear infinite;
}
@keyframes vhsTrack {
  0%   { transform: translateY(0); }
  100% { transform: translateY(4px); }
}

@media (prefers-reduced-motion: reduce) {
  .grain-overlay, .vhs-overlay { animation: none; }
  * { transition: none !important; animation-duration: 0.01ms !important; }
}

/* ===== 全局包装 ===== */
.site-wrapper {
  min-height: 100vh;
  padding-bottom: calc(var(--bottom-bar-h) + 1rem);
}

/* ===== 底部固定导航条 ===== */
.bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--bottom-bar-h);
  background: var(--ink);
  border-top: 2px solid var(--amber);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0 1rem;
  box-shadow: 0 -4px 20px rgba(212,165,116,0.15);
}

.brand-icon-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  text-decoration: none;
}
.brand-icon-img { width: 36px; height: 36px; object-fit: contain; }
.brand-icon-text {
  font-family: var(--font-pixel);
  font-size: 0.6rem;
  color: var(--amber);
  background: var(--ink);
  border: 2px solid var(--amber);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}

.bottom-bar-label {
  font-family: var(--font-vt);
  font-size: 1.1rem;
  color: var(--amber);
  letter-spacing: 0.05em;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  cursor: pointer;
  flex-shrink: 0;
}
.ham-line {
  display: block;
  height: 2px;
  background: var(--amber);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger-btn[aria-expanded="true"] .ham-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger-btn[aria-expanded="true"] .ham-line:nth-child(2) { opacity: 0; }
.hamburger-btn[aria-expanded="true"] .ham-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.cta-btn {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 1rem;
  background: var(--amber);
  color: var(--ink);
  font-family: var(--font-vt);
  font-size: 1.05rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 4px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition);
}
.cta-btn:hover { background: var(--amber-light); }

/* ===== 全屏遮罩菜单 ===== */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(38,33,23,0.97);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
  padding-bottom: var(--bottom-bar-h);
}
.nav-overlay.is-open {
  opacity: 1;
  visibility: visible;
}
.nav-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(212,165,116,0.03) 3px, rgba(212,165,116,0.03) 6px);
  pointer-events: none;
}

.nav-close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 48px;
  height: 48px;
  background: transparent;
  border: 2px solid var(--amber);
  color: var(--amber);
  font-size: 1.2rem;
  cursor: pointer;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.nav-close-btn:hover { background: var(--amber); color: var(--ink); }

.nav-overlay-aside {
  width: 100%;
  max-width: 600px;
  padding: 2rem;
}
.nav-overlay-aside nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.nav-overlay-link {
  display: block;
  padding: 0.75rem 1rem;
  font-family: var(--font-vt);
  font-size: 1.35rem;
  color: var(--warm-paper);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: border-color var(--transition), color var(--transition), padding var(--transition);
  line-height: 1.4;
}
.nav-overlay-link:hover,
.nav-overlay-link.is-current {
  border-left-color: var(--amber);
  color: var(--amber);
  padding-left: 1.5rem;
}

/* ===== Hero 通用 ===== */
.hero-badge {
  display: inline-block;
  font-family: var(--font-vt);
  font-size: 1rem;
  color: var(--ink);
  background: var(--amber);
  padding: 2px 10px;
  border-radius: 3px;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.hero-scanline {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0,0,0,0.08) 3px,
    rgba(0,0,0,0.08) 6px
  );
  pointer-events: none;
  z-index: 2;
}

.hero-light-leak {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 3;
  background:
    radial-gradient(ellipse at 15% 40%, rgba(245,230,200,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 20%, rgba(212,165,116,0.12) 0%, transparent 40%);
  animation: lightLeakPulse 6s ease-in-out infinite alternate;
}
@keyframes lightLeakPulse {
  0%   { opacity: 0.6; }
  100% { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-light-leak { animation: none; }
}

/* ===== 首页 Hero ===== */
.hero {
  position: relative;
  height: 45vh;
  min-height: 280px;
  max-height: 520px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
}
.hero-media {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(0.6) contrast(1.1) saturate(0.75);
  transform: scale(1.05);
  transition: transform 0.6s ease;
}
.hero:hover .hero-img { transform: scale(1.0); }

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 1.5rem;
  max-width: 700px;
  background: rgba(38,33,23,0.55);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(2px);
}
.hero-title {
  font-family: var(--font-pixel);
  font-size: clamp(0.6rem, 2.5vw, 1.1rem);
  color: var(--warm-paper);
  line-height: 1.8;
  margin-bottom: 0.75rem;
  text-shadow: 2px 2px 0 var(--ink), 0 0 20px rgba(212,165,116,0.4);
}
.hero-sub {
  font-family: var(--font-vt);
  font-size: 1.2rem;
  color: var(--amber-light);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}
.hero-cta-btn {
  display: inline-flex;
  align-items: center;
  height: 44px;
  padding: 0 1.5rem;
  background: var(--amber);
  color: var(--ink);
  font-family: var(--font-vt);
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 4px;
  transition: background var(--transition);
}
.hero-cta-btn:hover { background: var(--amber-light); }

/* ===== 频道 Hero ===== */
.channel-hero {
  position: relative;
  background: linear-gradient(135deg, #1a150c 0%, var(--ink) 60%, #3a2a14 100%);
  padding: 4rem 1.5rem 3rem;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.channel-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(212,165,116,0.1) 0%, transparent 65%);
  pointer-events: none;
}
.channel-hero-inner {
  position: relative;
  z-index: 5;
  text-align: center;
  max-width: 700px;
}
.channel-h1 {
  font-family: var(--font-pixel);
  font-size: clamp(0.55rem, 2vw, 0.9rem);
  color: var(--warm-paper);
  line-height: 2;
  margin-bottom: 0.75rem;
  text-shadow: 2px 2px 0 rgba(0,0,0,0.6);
}
.channel-hero-desc {
  font-family: var(--font-vt);
  font-size: 1.25rem;
  color: var(--amber-light);
  line-height: 1.5;
}

/* ===== 内页 Hero ===== */
.inner-hero {
  position: relative;
  background: linear-gradient(180deg, #1a150c 0%, var(--ink) 100%);
  padding: 3.5rem 1.5rem 2.5rem;
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.inner-hero-inner {
  position: relative;
  z-index: 5;
  text-align: center;
  max-width: 600px;
}
.inner-h1 {
  font-family: var(--font-pixel);
  font-size: clamp(0.5rem, 1.8vw, 0.85rem);
  color: var(--warm-paper);
  line-height: 2;
  margin-bottom: 0.5rem;
  text-shadow: 2px 2px 0 rgba(0,0,0,0.7);
}
.inner-hero-desc {
  font-family: var(--font-vt);
  font-size: 1.15rem;
  color: var(--amber-light);
}

/* ===== VHS 时间戳 ===== */
.vhs-timestamp {
  font-family: var(--font-vt);
  font-size: 1rem;
  color: var(--amber);
  letter-spacing: 0.15em;
  border: 1px solid var(--border);
  display: inline-block;
  padding: 4px 10px;
  border-radius: 3px;
  background: rgba(38,33,23,0.8);
  margin-bottom: 1rem;
}
.vhs-timestamp time { margin-left: 0.5em; }

/* ===== 像素字体辅助 ===== */
.pixel-font {
  font-family: var(--font-pixel);
}

/* ===== section 标题样式 ===== */
.section-title {
  font-family: var(--font-pixel);
  font-size: clamp(0.6rem, 2vw, 0.95rem);
  color: var(--amber);
  line-height: 1.9;
  margin-bottom: 0.5rem;
  text-shadow: 1px 1px 0 rgba(0,0,0,0.5);
}
.subtitle {
  font-family: var(--font-vt);
  font-size: 1.1rem;
  color: var(--amber-light);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  max-width: 60ch;
}

/* ===== aside 通用 ===== */
.aside-title {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  color: var(--amber);
  line-height: 2;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.aside-divider {
  height: 1px;
  background: var(--border);
  margin: 1rem 0;
}
.aside-util-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.aside-util-links li a {
  font-family: var(--font-vt);
  font-size: 1.05rem;
  color: var(--warm-paper);
  text-decoration: none;
  transition: color var(--transition);
  display: block;
  padding: 4px 0;
}
.aside-util-links li a:hover { color: var(--amber); }
.aside-link, .aside-back-link {
  display: inline-block;
  font-family: var(--font-vt);
  font-size: 1.05rem;
  color: var(--amber);
  text-decoration: none;
  margin-top: 0.5rem;
  transition: color var(--transition);
}
.aside-link:hover, .aside-back-link:hover { color: var(--amber-light); }

/* ===== 首页 main ===== */
.home-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

/* ===== 频道卡片区 ===== */
.channels-section { }
.section-deco {
  margin-bottom: 0.5rem;
}
.deco-tape {
  display: inline-block;
  font-family: var(--font-vt);
  font-size: 1rem;
  color: var(--ink);
  background: var(--amber);
  padding: 3px 12px;
  letter-spacing: 0.12em;
  transform: rotate(-1deg);
  display: inline-block;
}

.channel-cards-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}
.channel-card {
  background: rgba(245,230,200,0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
  opacity: 0;
  transform: translateY(20px);
}
.channel-card.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease calc(var(--i, 0) * 0.1s), transform 0.5s ease calc(var(--i, 0) * 0.1s), border-color var(--transition), background var(--transition);
}
.channel-card:hover {
  border-color: var(--amber);
  background: rgba(212,165,116,0.08);
  transform: translateY(-3px);
}
.card-eyebrow {
  font-family: var(--font-vt);
  font-size: 0.95rem;
  color: var(--amber);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}
.channel-card h3 {
  font-family: var(--font-vt);
  font-size: 1.25rem;
  line-height: 1.4;
  margin-bottom: 0.75rem;
}
.channel-card h3 a {
  color: var(--warm-paper);
  text-decoration: none;
  transition: color var(--transition);
}
.channel-card h3 a:hover { color: var(--amber); }
.channel-card p {
  font-size: 1rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 1rem;
  color: var(--amber-light);
}
.card-link-arrow {
  font-family: var(--font-vt);
  font-size: 1rem;
  color: var(--amber);
  text-decoration: none;
  transition: letter-spacing var(--transition);
}
.card-link-arrow:hover { letter-spacing: 0.08em; }

/* ===== 首页内容区 ===== */
.content-section {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  align-items: start;
}
.home-aside {
  background: rgba(245,230,200,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: sticky;
  top: 1rem;
}
.content-figure {
  grid-column: 2;
  grid-row: 1;
  margin-bottom: 0.5rem;
}
.home-content-body {
  grid-column: 2;
  grid-row: 2;
  font-family: var(--font-vt);
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--warm-paper);
}
.home-content-body h2 { font-family: var(--font-pixel); font-size: 0.65rem; color: var(--amber); line-height: 2; margin: 1.5rem 0 0.5rem; }
.home-content-body p { margin-bottom: 1rem; }
.home-content-body a { color: var(--amber); text-decoration: underline; }

/* ===== 最新报道列表 ===== */
.recent-section { }
.article-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.article-list-item {
  border-bottom: 1px solid var(--border);
  opacity: 0;
  transform: translateX(-15px);
}
.article-list-item.is-visible {
  opacity: 1;
  transform: translateX(0);
  transition: opacity 0.4s ease calc(var(--i, 0) * 0.08s), transform 0.4s ease calc(var(--i, 0) * 0.08s);
}
.article-list-item:last-child { border-bottom: none; }
.article-list-item div {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: rgba(245,230,200,0.03);
  transition: background var(--transition);
  flex-wrap: wrap;
}
.article-list-item div:hover { background: rgba(212,165,116,0.08); }
.article-tag {
  font-family: var(--font-vt);
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--amber);
  padding: 2px 8px;
  border-radius: 3px;
  flex-shrink: 0;
}
.article-list-link {
  flex: 1;
  font-family: var(--font-vt);
  font-size: 1.15rem;
  color: var(--warm-paper);
  text-decoration: none;
  transition: color var(--transition);
  min-width: 0;
}
.article-list-link:hover { color: var(--amber); }
.article-date {
  font-family: var(--font-vt);
  font-size: 0.95rem;
  color: var(--amber-light);
  flex-shrink: 0;
}

/* ===== 频道页布局 ===== */
.channel-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.25rem;
}
.channel-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  align-items: start;
}
.channel-aside {
  background: rgba(245,230,200,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: sticky;
  top: 1rem;
}
.channel-aside nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-top: 0.75rem;
}
.channel-aside nav ul li a {
  display: block;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-vt);
  font-size: 1.05rem;
  color: var(--warm-paper);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: border-color var(--transition), color var(--transition);
  line-height: 1.4;
}
.channel-aside nav ul li a:hover,
.channel-aside nav ul li a[aria-current="page"] {
  border-left-color: var(--amber);
  color: var(--amber);
}

.channel-content { display: flex; flex-direction: column; gap: 2.5rem; }
.channel-intro-section { }
.channel-figure { margin-bottom: 0.5rem; }
.channel-body {
  font-family: var(--font-vt);
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--warm-paper);
}
.channel-body h2 { font-family: var(--font-pixel); font-size: 0.65rem; color: var(--amber); line-height: 2; margin: 1.5rem 0 0.5rem; }
.channel-body p { margin-bottom: 1rem; }
.channel-body a { color: var(--amber); text-decoration: underline; }

.channel-articles-section { }
.child-articles-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}
.child-article {
  background: rgba(245,230,200,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
  opacity: 0;
  transform: translateY(15px);
}
.child-article.is-visible,
.stagger-item.is-visible .child-article {
  opacity: 1;
  transform: translateY(0);
}
.stagger-item.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.45s ease calc(var(--i, 0) * 0.1s), transform 0.45s ease calc(var(--i, 0) * 0.1s);
}
.stagger-item {
  opacity: 0;
  transform: translateY(15px);
}
.child-article:hover {
  border-color: var(--amber);
  background: rgba(212,165,116,0.07);
  transform: translateY(-2px);
}
.child-article h3 {
  font-family: var(--font-vt);
  font-size: 1.25rem;
  line-height: 1.4;
  margin-bottom: 0.5rem;
}
.child-article h3 a {
  color: var(--warm-paper);
  text-decoration: none;
  transition: color var(--transition);
}
.child-article h3 a:hover { color: var(--amber); }
.child-article p {
  font-family: var(--font-vt);
  font-size: 1.05rem;
  color: var(--amber-light);
  line-height: 1.6;
  margin-bottom: 0.5rem;
}
.child-article time {
  font-family: var(--font-vt);
  font-size: 0.95rem;
  color: var(--text-light);
}

/* ===== 文章页布局 ===== */
.article-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.25rem;
}
.article-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  align-items: start;
}
.article-aside {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: 1rem;
}
.aside-block {
  background: rgba(245,230,200,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.related-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-top: 0.5rem;
}
.related-link {
  display: block;
  padding: 0.4rem 0.75rem;
  font-family: var(--font-vt);
  font-size: 1.05rem;
  color: var(--warm-paper);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
  line-height: 1.4;
}
.related-link:hover {
  border-left-color: var(--amber);
  color: var(--amber);
}

.article-content { display: flex; flex-direction: column; gap: 2rem; }

.article-hero-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}
.article-hero-img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
  display: block;
  filter: sepia(0.5) contrast(1.1) saturate(0.7);
}
.article-hero-scanline {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,0.06) 3px, rgba(0,0,0,0.06) 6px);
  pointer-events: none;
}

.article-header-section {
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.article-meta-figure { margin-bottom: 0.75rem; }
.article-eyebrow {
  font-family: var(--font-vt);
  font-size: 0.95rem;
  color: var(--amber);
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
}
.article-title {
  font-family: var(--font-pixel);
  font-size: clamp(0.5rem, 1.8vw, 0.85rem);
  color: var(--warm-paper);
  line-height: 2;
  margin-bottom: 0.75rem;
  text-shadow: 1px 1px 0 rgba(0,0,0,0.5);
}
.article-desc {
  font-family: var(--font-vt);
  font-size: 1.2rem;
  color: var(--amber-light);
  line-height: 1.6;
  margin-bottom: 0.5rem;
}
.article-updated {
  font-family: var(--font-vt);
  font-size: 0.95rem;
  color: var(--text-light);
}

.article-body-section { }
.article-inline-aside {
  background: rgba(212,165,116,0.1);
  border-left: 4px solid var(--amber);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.25rem;
  font-family: var(--font-vt);
  font-size: 1.05rem;
  color: var(--amber-light);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}
.article-body {
  font-family: var(--font-vt);
  font-size: 1.15rem;
  line-height: 1.85;
  color: var(--warm-paper);
}
.article-body h2 { font-family: var(--font-pixel); font-size: 0.65rem; color: var(--amber); line-height: 2; margin: 2rem 0 0.5rem; }
.article-body h3 { font-family: var(--font-vt); font-size: 1.35rem; color: var(--amber-light); margin: 1.5rem 0 0.5rem; }
.article-body p { margin-bottom: 1.1rem; }
.article-body a { color: var(--amber); text-decoration: underline; }
.article-body blockquote {
  border-left: 4px solid var(--amber);
  padding: 0.75rem 1.25rem;
  margin: 1.5rem 0;
  background: rgba(212,165,116,0.06);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--amber-light);
}
.article-body ul, .article-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}
.article-body li { margin-bottom: 0.4rem; }
.article-body strong { color: var(--amber); }

.article-back-section {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.deco-tape-small {
  display: inline-block;
  font-family: var(--font-vt);
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--amber);
  padding: 2px 10px;
  border-radius: 3px;
  margin-bottom: 1rem;
  transform: rotate(-0.5deg);
}
.back-channel-btn {
  display: inline-flex;
  align-items: center;
  height: 44px;
  padding: 0 1.5rem;
  border: 2px solid var(--amber);
  color: var(--amber);
  font-family: var(--font-vt);
  font-size: 1.1rem;
  text-decoration: none;
  border-radius: 4px;
  transition: background var(--transition), color var(--transition);
}
.back-channel-btn:hover { background: var(--amber); color: var(--ink); }

/* ===== 内页布局（about/privacy） ===== */
.inner-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.25rem;
}
.inner-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  align-items: start;
}
.inner-aside {
  background: rgba(245,230,200,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: sticky;
  top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.inner-aside nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-top: 0.5rem;
}
.inner-aside nav ul li a {
  display: block;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-vt);
  font-size: 1.05rem;
  color: var(--warm-paper);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
  line-height: 1.4;
}
.inner-aside nav ul li a:hover { border-left-color: var(--amber); color: var(--amber); }
.aside-meta { margin-top: 0.5rem; }

.inner-content { }
.inner-section { display: flex; flex-direction: column; gap: 1rem; }
.inner-figure { }
.inline-aside-block {
  background: rgba(212,165,116,0.1);
  border-left: 4px solid var(--amber);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.25rem;
  font-family: var(--font-vt);
  font-size: 1.05rem;
  color: var(--amber-light);
  line-height: 1.6;
}
.inner-body {
  font-family: var(--font-vt);
  font-size: 1.15rem;
  line-height: 1.85;
  color: var(--warm-paper);
}
.inner-body h2 { font-family: var(--font-pixel); font-size: 0.65rem; color: var(--amber); line-height: 2; margin: 1.5rem 0 0.5rem; }
.inner-body h3 { font-family: var(--font-vt); font-size: 1.3rem; color: var(--amber-light); margin: 1.2rem 0 0.4rem; }
.inner-body p { margin-bottom: 1rem; }
.inner-body a { color: var(--amber); text-decoration: underline; }
.inner-body ul, .inner-body ol { padding-left: 1.5rem; margin-bottom: 1rem; }
.inner-body li { margin-bottom: 0.4rem; }
.inner-body strong { color: var(--amber); }

/* ===== 页脚 ===== */
.site-footer {
  background: #1a150c;
  border-top: 2px solid var(--border);
  padding: 0 1.25rem;
  margin-bottom: var(--bottom-bar-h);
}
.footer-top {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  padding: 2.5rem 0 2rem;
  border-bottom: 1px solid var(--border);
  max-width: 1200px;
  margin: 0 auto;
}
.footer-col-title {
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  color: var(--amber);
  line-height: 2;
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}
.footer-brand {
  font-family: var(--font-pixel);
  font-size: 0.6rem;
  color: var(--warm-paper);
  line-height: 2;
  margin-bottom: 0.75rem;
}
.footer-brand-desc {
  font-family: var(--font-vt);
  font-size: 1.05rem;
  color: var(--amber-light);
  line-height: 1.6;
}
.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.footer-col ul li a {
  font-family: var(--font-vt);
  font-size: 1.05rem;
  color: var(--amber-light);
  text-decoration: none;
  transition: color var(--transition);
  display: block;
  padding: 3px 0;
}
.footer-col ul li a:hover { color: var(--warm-paper); }

.footer-col-contact address { font-style: normal; }
.footer-col-contact address p {
  font-family: var(--font-vt);
  font-size: 1rem;
  color: var(--amber-light);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  max-width: 1200px;
  margin: 0 auto;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.footer-copy {
  font-family: var(--font-vt);
  font-size: 1rem;
  color: var(--text-light);
}
.footer-bottom-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}
.footer-bottom-links li a {
  font-family: var(--font-vt);
  font-size: 1rem;
  color: var(--text-light);
  text-decoration: none;
  transition: color var(--transition);
}
.footer-bottom-links li a:hover { color: var(--amber); }

/* ===== 响应式断点 ===== */
@media (max-width: 900px) {
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }
  .content-section {
    grid-template-columns: 1fr;
  }
  .content-figure { grid-column: 1; grid-row: auto; }
  .home-content-body { grid-column: 1; grid-row: auto; }
}

@media (max-width: 720px) {
  .channel-layout,
  .article-layout,
  .inner-layout {
    grid-template-columns: 1fr;
  }
  .channel-aside,
  .article-aside,
  .inner-aside {
    position: static;
  }
  .article-aside {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1rem;
  }
  .aside-block { flex: 1 1 200px; }
}

@media (max-width: 560px) {
  html { font-size: 17px; }
  .footer-top { grid-template-columns: 1fr; gap: 1.5rem; }
  .channel-cards-list { grid-template-columns: 1fr; }
  .hero { height: 40vh; min-height: 240px; }
  .hero-content { padding: 1rem; }
  .hero-title { font-size: 0.5rem; }
  .bottom-bar-label { font-size: 0.95rem; }
  .article-aside { flex-direction: column; }
}

@media (max-width: 375px) {
  .bottom-bar { gap: 0.5rem; padding: 0 0.75rem; }
  .bottom-bar-label { display: none; }
  .channel-h1, .inner-h1 { font-size: 0.5rem; }
}

/* ===== 跳过链接（无障碍） ===== */
.skip-link {
  position: absolute;
  top: -999px;
  left: 1rem;
  z-index: 9999;
  background: var(--amber);
  color: var(--ink);
  padding: 0.5rem 1rem;
  font-family: var(--font-vt);
  font-size: 1.1rem;
  text-decoration: none;
  border-radius: 0 0 4px 4px;
}
.skip-link:focus { top: 0; }

/* ===== 文字选中 ===== */
::selection { background: var(--amber); color: var(--ink); }

/* ===== 滚动条 ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--ink); }
::-webkit-scrollbar-thumb { background: var(--amber-dark); border-radius: 3px; }