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

:root {
  --ink: #14100E;
  --paper: #F4EFE6;
  --red: #C8503C;
  --ink-soft: rgba(20, 16, 14, .64);
  --hair: rgba(20, 16, 14, .16);
  --card: rgba(20, 16, 14, .06);
  --serif: "Playfair Display", "Songti SC", "Noto Serif SC", Georgia, serif;
  --sans: "Inter", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.85 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

img { max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { text-wrap: balance; overflow-wrap: anywhere; }

/* 横向溢出兜底：不建立滚动容器，保持粘性定位可用 */
.page { overflow-x: clip; }
.grid > *,
.bar > *,
.foot > *,
.hero > *,
.side > * { min-width: 0; }
.wrap, .body { min-width: 0; }

/* 顶部公告条 */
.ticker {
  background: var(--red);
  color: var(--paper);
  overflow: hidden;
}
.ticker-track {
  display: flex;
  width: max-content;
  animation: tick 32s linear infinite;
}
.ticker-track span {
  display: block;
  white-space: nowrap;
  padding: 7px 0;
  font-size: 16px;
  letter-spacing: .1em;
}
.ticker-track b { margin: 0 14px; font-weight: 400; opacity: .7; }
@keyframes tick { to { transform: translateX(-50%); } }

/* 主导航 */
.top {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--paper);
  border-bottom: 1px solid var(--hair);
}
.bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 6px 24px;
}
.bar ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.bar ul::-webkit-scrollbar { display: none; }
.nav-r ul { justify-content: flex-end; }
.bar a {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 11px;
  font-size: 16px;
  letter-spacing: .02em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}
.bar a i {
  flex: none;
  width: 7px;
  height: 7px;
  background: var(--red);
  transform: rotate(45deg);
  transition: transform .28s ease;
}
.bar a:hover { color: var(--red); }
.bar a:hover i { transform: rotate(135deg); }

.brand-cell {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  min-height: 44px;
  color: var(--ink);
  text-decoration: none;
}
.brand-mark {
  flex: none;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1;
}
.brand-logo { flex: none; width: 36px; height: 36px; border-radius: 10px; object-fit: cover; }
.brand-word {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: .02em;
  white-space: nowrap;
}

/* 二级锚点条 */
.subnav { border-top: 1px solid var(--hair); }
.subnav ul {
  list-style: none;
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}
.subnav ul::-webkit-scrollbar { display: none; }
.subnav a {
  display: block;
  padding: 11px 12px;
  min-height: 42px;
  font-size: 16px;
  white-space: nowrap;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}
.subnav a:hover { color: var(--ink); }
.subnav a.on { color: var(--red); border-bottom-color: var(--red); }

/* 首屏 */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  min-height: 70vh;
  padding: 56px 24px 92px;
  text-align: center;
  overflow: hidden;
}
.hero-copy { max-width: 900px; width: 100%; }
.hero-title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(34px, 8.4vw, 96px);
  line-height: 1.08;
  letter-spacing: -.02em;
  overflow-wrap: anywhere;
}
.hero-title .ch { display: inline-block; }
.js .hero-title .ch {
  opacity: 0;
  transform: translateY(.36em) rotate(2deg);
  animation: rise .9s cubic-bezier(.19, .8, .22, 1) forwards;
  animation-delay: calc(var(--i, 0) * 38ms + 80ms);
}
@keyframes rise { to { opacity: 1; transform: none; } }
.hero-sub {
  max-width: 580px;
  margin: 22px auto 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-soft);
  overflow-wrap: anywhere;
}
.hero-media { width: 100%; max-width: 1000px; }
.hero-shot {
  display: block;
  width: 100%;
  height: min(46vh, 420px);
  object-fit: cover;
  border-radius: 10px;
}
.hero-band {
  height: min(34vh, 260px);
  border-radius: 10px;
  background: linear-gradient(104deg, var(--red), var(--ink) 78%);
}
.hero-cut {
  position: absolute;
  left: -6%;
  right: -6%;
  bottom: 0;
  height: 34px;
  background: var(--red);
  transform: skewY(-1.6deg);
  transform-origin: left bottom;
  pointer-events: none;
}

/* 主体栅格 */
.grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 56px;
  align-items: start;
  max-width: 1180px;
  margin: 0 auto;
  padding: 64px 24px 96px;
}
main { min-width: 0; }

/* 正文 */
.prose {
  max-width: 70ch;
  width: 100%;
  min-width: 0;
  font-size: 17px;
  line-height: 1.9;
  overflow-wrap: anywhere;
  word-break: break-word;
}
.prose > * { max-width: 100%; }
.prose > * + * { margin-top: 1.1em; }
.prose section { scroll-margin-top: 180px; }
.prose section + section {
  margin-top: 56px;
  padding-top: 38px;
  border-top: 1px solid var(--hair);
}
.prose section + section::before {
  content: "";
  display: block;
  width: 46px;
  height: 5px;
  margin-bottom: 26px;
  background: var(--red);
  transform: skewY(-12deg);
}
.prose h2 {
  margin: 1.9em 0 .3em;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.26;
  letter-spacing: -.01em;
}
.prose h3 {
  margin: 1.6em 0 .3em;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.35;
}
.prose small {
  display: block;
  margin-top: 2.2em;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: .28em;
  color: var(--red);
}
.prose small + h2,
.prose small + h3 { margin-top: .4em; }
.prose p { margin: 0; }
.prose a { color: var(--red); text-underline-offset: 3px; overflow-wrap: anywhere; }
.prose strong { font-weight: 600; }
.prose ul, .prose ol { margin: 0; padding-left: 1.3em; }
.prose li + li { margin-top: .45em; }
.prose blockquote {
  margin: 1.5em 0;
  padding: 4px 0 4px 20px;
  border-left: 3px solid var(--red);
  font-family: var(--serif);
  font-size: 1.08em;
  line-height: 1.7;
}
.prose blockquote p + p { margin-top: .8em; }
.prose img { display: block; max-width: 100%; height: auto; border-radius: 10px; }
.prose pre {
  max-width: 100%;
  overflow-x: auto;
  padding: 16px;
  border-radius: 10px;
  background: var(--card);
  font-size: 16px;
  line-height: 1.6;
}
.prose table {
  display: block;
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  font-size: 16px;
}
.prose th, .prose td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--hair);
  white-space: nowrap;
}
.prose th { font-weight: 600; }

/* 侧栏 */
.side {
  position: sticky;
  top: 180px;
  display: grid;
  gap: 16px;
  min-width: 0;
}
.side-card {
  background: var(--card);
  border-radius: 10px;
  padding: 20px 18px;
}
.side-card small {
  display: block;
  font-size: 16px;
  letter-spacing: .24em;
  color: var(--red);
}
.side-title {
  margin: .3em 0 .5em;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 22px;
  line-height: 1.3;
}
.side-list { list-style: none; margin: 0; padding: 0; }
.side-list li + li { border-top: 1px solid var(--hair); }
.side-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 11px 2px;
  font-size: 16px;
  text-decoration: none;
  color: var(--ink);
}
.side-list a::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  background: var(--red);
  transform: rotate(45deg);
}
.side-list a:hover { color: var(--red); }
.side-top { padding: 14px; }
.totop {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 12px;
  border-radius: 10px;
  background: var(--ink);
  color: var(--paper);
  font-size: 16px;
  text-decoration: none;
}
.totop:hover { background: var(--red); }

/* 页脚 */
.foot {
  display: grid;
  grid-template-columns: auto minmax(0, 1.4fr) minmax(0, 1.1fr) auto;
  gap: 32px;
  align-items: start;
  max-width: 1180px;
  margin: 0 auto;
  padding: 48px 24px 36px;
  background: var(--ink);
  color: var(--paper);
}
.foot a { color: var(--paper); text-decoration: none; }
.foot-brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.foot-logo { display: flex; align-items: center; min-height: 44px; }
.foot-word { margin: 0; font-family: var(--serif); font-size: 20px; white-space: nowrap; }
.foot-nav { min-width: 0; }
.foot-nav ul {
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 0 18px;
  margin: 0;
  padding: 0;
}
.foot-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 16px;
  opacity: .82;
}
.foot-nav a:hover { opacity: 1; color: #E8A08F; }
.foot-sub { min-width: 0; }
.sub-form { display: flex; flex-wrap: wrap; gap: 8px; }
.sub-form label { width: 100%; font-size: 16px; opacity: .8; }
.sub-form input {
  flex: 1 1 140px;
  min-width: 0;
  min-height: 44px;
  padding: 10px 12px;
  border: 0;
  border-radius: 10px;
  font: inherit;
  font-size: 16px;
  background: rgba(244, 239, 230, .14);
  color: var(--paper);
}
.sub-form input::placeholder { color: rgba(244, 239, 230, .6); }
.sub-form button {
  min-height: 44px;
  padding: 10px 18px;
  border: 0;
  border-radius: 10px;
  background: var(--red);
  color: var(--paper);
  font: inherit;
  font-size: 16px;
  cursor: pointer;
}
.sub-form button:hover { background: #B04230; }
.sub-msg { width: 100%; margin: 4px 0 0; font-size: 16px; color: #E8A08F; }
.foot-copy { min-width: 0; }
.foot-copy p { margin: 0; padding: 10px 0; font-size: 16px; opacity: .72; white-space: nowrap; }

/* 滚动显现 */
.js .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s ease, transform .7s cubic-bezier(.19, .8, .22, 1);
}
.js .reveal.in { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .grid { gap: 36px; }
  .foot { grid-template-columns: minmax(0, auto) minmax(0, 1fr) minmax(0, 1fr); }
  .foot-copy { grid-column: 1 / -1; }
}

@media (max-width: 820px) {
  .top { position: static; }
  .bar {
    grid-template-columns: minmax(0, 1fr);
    justify-items: stretch;
    gap: 2px;
    padding: 8px 14px;
  }
  .brand-cell { order: -1; justify-self: center; }
  .bar ul { justify-content: flex-start; }
  .nav-r ul { justify-content: flex-start; }
  .subnav ul { padding: 0 14px; }
  .hero { min-height: auto; padding: 34px 16px 70px; }
  .hero-sub { font-size: 16px; }
  .grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 34px;
    padding: 36px 16px 72px;
  }
  .side { position: static; }
  .prose section { scroll-margin-top: 24px; }
  .foot { grid-template-columns: minmax(0, 1fr); gap: 24px; padding: 40px 16px 30px; }
  .foot-copy { order: 9; grid-column: auto; }
  .foot-copy p { white-space: normal; }
  .foot-nav ul { grid-template-columns: minmax(0, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .ticker-track { animation: none; }
  .js .hero-title .ch { animation: none; opacity: 1; transform: none; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
}

button[aria-expanded]{min-width:44px;min-height:44px}