@charset "UTF-8";
/* ==========================================================================
   卢氏早期建党 · 豫西农民运动火种
   白底 · 红旗 · 展板体系
   ========================================================================== */

/* ------------------------------------------------------------ 设计令牌 */
:root {
  /* 红 —— 唯一重色 */
  --red:        #9E1B1B;
  --red-bright: #C8161D;
  --red-deep:   #6E0F12;
  --red-ink:    #4A0A0C;
  --red-soft:   rgba(158, 27, 27, 0.08);
  --red-line:   rgba(158, 27, 27, 0.22);
  --red-faint:  rgba(158, 27, 27, 0.045);

  /* 纸 —— 白底为主 */
  --white:   #FFFFFF;
  --paper:   #FBF8F5;
  --paper-2: #F5EFE9;
  --paper-3: #EFE7DF;

  /* 墨 */
  --ink:   #1A1614;
  --ink-2: #3A322E;
  --ink-3: #5E544E;
  --ash:   #8A7F78;
  --ash-2: #B6ACA5;
  --rule:  rgba(26, 22, 20, 0.14);
  --rule-2:rgba(26, 22, 20, 0.07);

  /* 字体 */
  --serif: "Songti SC", "SimSun", "STSong", "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
  --sans:  "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "SimHei", system-ui, sans-serif;
  --disp:  "STZhongsong", "Songti SC", "SimSun", "Noto Serif SC", Georgia, serif;
  --mono:  "Cascadia Mono", "Consolas", "SF Mono", "DejaVu Sans Mono", monospace;

  /* 尺度 */
  --wrap: 1280px;
  --wrap-narrow: 940px;
  --gut: 40px;
  --nav-h: 74px;

  --sh-1: 0 1px 0 var(--rule-2), 0 6px 20px rgba(74, 10, 12, 0.05);
  --sh-2: 0 2px 0 var(--red-line), 0 14px 38px rgba(74, 10, 12, 0.10);
  --sh-3: 0 3px 0 var(--red), 0 22px 56px rgba(74, 10, 12, 0.16);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ------------------------------------------------------------ 基础重置 */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.78;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.is-locked { overflow: hidden; }

h1, h2, h3, h4, h5 { margin: 0; font-weight: 700; line-height: 1.24; letter-spacing: 0.02em; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
table { border-collapse: collapse; width: 100%; }
:focus-visible { outline: 2px solid var(--red-bright); outline-offset: 3px; }

::selection { background: var(--red); color: #fff; }

/* 滚动条 */
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: var(--paper-2); }
::-webkit-scrollbar-thumb { background: var(--red); border: 3px solid var(--paper-2); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--red-bright); }

/* ============================================================ 转场幕布 */
.curtain {
  position: fixed; inset: 0; z-index: 9000;
  pointer-events: none; display: flex; flex-direction: column;
}
.curtain__band {
  flex: 1 1 0; transform: scaleX(0); transform-origin: left center;
}
.curtain__band:nth-child(1) { background: var(--red-ink); }
.curtain__band:nth-child(2) { background: var(--red-deep); }
.curtain__band:nth-child(3) { background: var(--red); }
.curtain__band:nth-child(4) { background: var(--red-bright); }
.curtain.is-in .curtain__band { transform: scaleX(1); transition: transform .46s var(--ease-io); }
.curtain.is-in .curtain__band:nth-child(1) { transition-delay: 0s; }
.curtain.is-in .curtain__band:nth-child(2) { transition-delay: .05s; }
.curtain.is-in .curtain__band:nth-child(3) { transition-delay: .10s; }
.curtain.is-in .curtain__band:nth-child(4) { transition-delay: .15s; }
.curtain.is-out .curtain__band {
  transform: scaleX(0); transform-origin: right center;
  transition: transform .52s var(--ease-io);
}
.curtain.is-out .curtain__band:nth-child(1) { transition-delay: .18s; }
.curtain.is-out .curtain__band:nth-child(2) { transition-delay: .12s; }
.curtain.is-out .curtain__band:nth-child(3) { transition-delay: .06s; }
.curtain.is-out .curtain__band:nth-child(4) { transition-delay: 0s; }
.curtain__mark {
  position: absolute; inset: 0; display: grid; place-items: center;
  opacity: 0; transition: opacity .3s ease .2s;
}
.curtain.is-in .curtain__mark { opacity: 1; }
.curtain__mark span {
  font-family: var(--disp); font-size: 44px; letter-spacing: .5em;
  color: rgba(255,255,255,.94); text-indent: .5em;
  text-shadow: 0 2px 24px rgba(0,0,0,.35);
}

/* 入场：全站内容短暂隐去 */
.page-veil {
  position: fixed; inset: 0; z-index: 8900; pointer-events: none;
  background: var(--white); opacity: 0; transition: opacity .2s linear;
}
.page-veil.is-on { opacity: 1; }

/* ============================================================ 顶部导航 */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 800;
  height: var(--nav-h);
  display: flex; align-items: center; gap: 28px;
  padding: 0 var(--gut);
  background: rgba(255,255,255,.90);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--rule-2);
  transition: height .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.nav.is-stuck { height: 60px; box-shadow: 0 8px 28px rgba(74,10,12,.07); border-bottom-color: var(--red-line); }
.nav::after {
  content: ''; position: absolute; left: 0; bottom: -1px; height: 2px; width: var(--progress, 0%);
  background: linear-gradient(90deg, var(--red-deep), var(--red-bright));
  transition: width .12s linear;
}

.nav__brand { display: flex; align-items: center; gap: 13px; flex: 0 0 auto; }
.nav__mark {
  width: 30px; height: 34px; flex: 0 0 auto; position: relative;
  background: var(--red);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 78%, 0 100%);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.18);
}
.nav__mark::before {
  content: ''; position: absolute; left: 4px; top: 5px; width: 4px; height: 4px;
  background: rgba(255,255,255,.9); box-shadow: 9px 0 0 rgba(255,255,255,.9), 18px 0 0 rgba(255,255,255,.9),
    0 8px 0 rgba(255,255,255,.9), 9px 8px 0 rgba(255,255,255,.9), 18px 8px 0 rgba(255,255,255,.9);
}
.nav__title {
  font-family: var(--disp); font-size: 19px; font-weight: 700; letter-spacing: .14em;
  color: var(--ink); line-height: 1.1;
}
.nav__title small {
  display: block; font-family: var(--sans); font-size: 10px; font-weight: 400;
  letter-spacing: .26em; color: var(--ash); margin-top: 3px;
}

.nav__links { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav__link {
  position: relative; padding: 9px 16px; font-size: 15px; letter-spacing: .1em;
  color: var(--ink-2); border-radius: 2px; transition: color .22s, background .22s;
  white-space: nowrap;
}
.nav__link b { font-family: var(--mono); font-size: 10px; font-weight: 400; color: var(--ash-2); margin-right: 6px; letter-spacing: 0; }
.nav__link::after {
  content: ''; position: absolute; left: 16px; right: 16px; bottom: 3px; height: 2px;
  background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.nav__link:hover { color: var(--red); background: var(--red-faint); }
.nav__link:hover::after { transform: scaleX(1); }
.nav__link.is-active { color: var(--red); font-weight: 700; }
.nav__link.is-active b { color: var(--red); }
.nav__link.is-active::after { transform: scaleX(1); }

.nav__toggle {
  display: none; margin-left: auto; padding: 8px 12px; border: 1px solid var(--red-line);
  color: var(--red); font-size: 13px; letter-spacing: .16em;
}

/* ============================================================ 版面容器 */
.wrap { width: min(var(--wrap), 100% - var(--gut) * 2); margin-inline: auto; }
.wrap--narrow { width: min(var(--wrap-narrow), 100% - var(--gut) * 2); margin-inline: auto; }
.main { padding-top: var(--nav-h); }
/* 主视觉自足：内部已计入导航高度，取消重复占位 */
.main > .hero:first-child { margin-top: calc(var(--nav-h) * -1); }

.section { position: relative; padding: 96px 0; }
.section--tight { padding: 66px 0; }
.section--paper { background: var(--paper); }
.section--paper2 { background: var(--paper-2); }
.section--ruled { border-top: 1px solid var(--rule-2); }
.section--red { background: var(--red); color: #fff; }
.section--red a { color: #fff; }
.section--ink { background: var(--ink); color: var(--paper); }

/* 红底反白时的细节 */
.section--red .eyebrow,
.section--red .sec-head__desc,
.section--red .muted { color: rgba(255,255,255,.78); }
.section--red .rule,
.section--red .sec-head__rule { background: rgba(255,255,255,.3); }

/* ============================================================ 版面标头 */
.sec-head { max-width: 860px; margin-bottom: 52px; }
.sec-head--center { margin-inline: auto; text-align: center; }
.eyebrow {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--mono); font-size: 11px; letter-spacing: .34em;
  color: var(--red); text-transform: uppercase; margin-bottom: 16px;
}
.sec-head--center .eyebrow { justify-content: center; }
.eyebrow::before { content: ''; width: 30px; height: 2px; background: var(--red); flex: 0 0 auto; }
.sec-head--center .eyebrow::after { content: ''; width: 30px; height: 2px; background: var(--red); flex: 0 0 auto; }

.sec-head h2 {
  font-family: var(--disp); font-size: clamp(27px, 3.4vw, 44px); line-height: 1.2;
  letter-spacing: .04em; color: var(--ink);
}
.sec-head h2 em { font-style: normal; color: var(--red); }
.section--red .sec-head h2 { color: #fff; }
.section--red .sec-head h2 em { color: rgba(255,255,255,.72); }
.sec-head__rule { width: 56px; height: 3px; background: var(--red); margin: 22px 0; }
.sec-head--center .sec-head__rule { margin-inline: auto; }
.sec-head__desc { font-size: 16px; color: var(--ink-3); max-width: 74ch; line-height: 1.9; }

.lead { font-size: 17.5px; line-height: 1.92; color: var(--ink-2); }
.muted { color: var(--ink-3); }
.small { font-size: 13.5px; }
.tiny { font-size: 12px; }
.mono { font-family: var(--mono); }
.red { color: var(--red); }
.center { text-align: center; }
.nowrap { white-space: nowrap; }

/* ============================================================ 揭示动画 */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .78s var(--ease), transform .78s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal--left { transform: translateX(-30px); }
.reveal--right { transform: translateX(30px); }
.reveal--scale { transform: scale(.965); }
.reveal--clip { clip-path: inset(0 100% 0 0); opacity: 1; transform: none; transition: clip-path .95s var(--ease); }
.reveal--clip.is-in { clip-path: inset(0 0 0 0); }
.reveal[data-delay="1"] { transition-delay: .07s; }
.reveal[data-delay="2"] { transition-delay: .14s; }
.reveal[data-delay="3"] { transition-delay: .21s; }
.reveal[data-delay="4"] { transition-delay: .28s; }
.reveal[data-delay="5"] { transition-delay: .35s; }
.reveal[data-delay="6"] { transition-delay: .42s; }
.reveal[data-delay="7"] { transition-delay: .49s; }
.reveal[data-delay="8"] { transition-delay: .56s; }
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal--clip { opacity: 1 !important; transform: none !important; clip-path: none !important; }
}

/* ============================================================ 主视觉 */
.hero {
  position: relative; min-height: calc(100vh - var(--nav-h));
  display: flex; align-items: center; overflow: hidden;
  background: var(--paper);
  padding: 74px 0 70px;
}
@supports (height: 100svh) {
  .hero { min-height: calc(100svh - var(--nav-h)); }
}
.hero__bg { position: absolute; inset: 0; overflow: hidden; }
.hero__grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--rule-2) 1px, transparent 1px),
                    linear-gradient(90deg, var(--rule-2) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: radial-gradient(ellipse 80% 70% at 68% 42%, #000 20%, transparent 76%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 68% 42%, #000 20%, transparent 76%);
}
.hero__wash {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 78% 34%, rgba(158,27,27,.10), transparent 52%),
    radial-gradient(circle at 14% 76%, rgba(158,27,27,.055), transparent 46%);
}
.hero__ridge { position: absolute; left: 0; right: 0; bottom: 0; height: 34%; opacity: .5; }
.hero__ridge svg { width: 100%; height: 100%; display: block; }

.hero__inner {
  position: relative; z-index: 2;
  width: min(var(--wrap), 100% - var(--gut)*2); margin-inline: auto;
  display: grid; grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  gap: 40px; align-items: center;
}
.hero__plate { max-width: 720px; }

/* 序章右侧：红旗组合，填充版面 */
.hero__visual { position: relative; min-height: 520px; display: grid; place-items: center; }
.hero__visual-rings {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  width: min(560px, 96%); aspect-ratio: 1/1; border-radius: 50%;
  border: 1px solid var(--red-line);
  box-shadow: inset 0 0 0 26px rgba(158,27,27,.028), inset 0 0 0 27px var(--red-line);
}
.hero__visual-rings::before,
.hero__visual-rings::after {
  content: ''; position: absolute; border-radius: 50%;
}
.hero__visual-rings::before {
  inset: 15%; border: 1px dashed rgba(158,27,27,.20);
}
.hero__visual-rings::after {
  inset: 33%; background: radial-gradient(circle, rgba(158,27,27,.075), transparent 68%);
}
.hero__visual-flags { position: relative; width: 100%; height: 100%; z-index: 2; }
.hero__visual-flags svg { display: block; width: 100%; height: auto; }
.hero__vf { position: absolute; }
.hero__vf > svg { filter: drop-shadow(0 22px 48px rgba(74,10,12,.22)); }
.hero__vf--main { left: 6%; top: 20%; width: 92%; z-index: 3; }
.hero__vf--back { left: 2%; top: 4%; width: 66%; z-index: 2; opacity: .34; }
.hero__vf--back > svg { filter: none; }
.hero__vf--ghost { right: -2%; bottom: 12%; width: 50%; z-index: 1; opacity: .17; }
.hero__vf--ghost > svg { filter: none; }

.hero__visual-cap {
  position: absolute; left: 50%; bottom: 2%; transform: translateX(-50%);
  z-index: 3; text-align: center; white-space: nowrap;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.hero__visual-year {
  font-family: var(--disp); font-size: 44px; line-height: 1; color: var(--red);
  letter-spacing: .06em;
}
.hero__visual-txt {
  font-size: 12px; color: var(--ink-3); letter-spacing: .1em;
  padding-top: 8px; border-top: 1px solid var(--red-line);
}

.hero__tag {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 7px 18px 7px 12px; margin-bottom: 30px;
  border: 1px solid var(--red-line); background: rgba(255,255,255,.72);
  font-family: var(--mono); font-size: 11px; letter-spacing: .28em; color: var(--red);
}
.hero__tag i { width: 16px; height: 18px; background: var(--red); clip-path: polygon(0 0,100% 0,100% 100%,50% 76%,0 100%); font-style: normal; }

.hero h1 {
  font-family: var(--disp); font-weight: 700;
  font-size: clamp(40px, 7.4vw, 92px); line-height: 1.08; letter-spacing: .05em;
  color: var(--ink);
}
.hero h1 span { display: block; }
.hero h1 .l2 { color: var(--red); }
.hero h1 .l3 { font-size: .52em; letter-spacing: .18em; color: var(--ink-3); font-weight: 400; margin-top: 14px; }

.hero__sub {
  margin-top: 30px; max-width: 60ch;
  font-family: var(--serif); font-size: clamp(15.5px, 1.5vw, 19px);
  line-height: 2.0; color: var(--ink-2);
}
.hero__sub b { color: var(--red); font-weight: 700; }
.hero__sub span { color: var(--red); font-weight: 700; }

.hero__meta {
  display: flex; flex-wrap: wrap; gap: 12px 34px; margin-top: 38px;
  padding-top: 26px; border-top: 1px solid var(--rule);
  font-size: 13px; color: var(--ink-3);
}
.hero__meta div { display: flex; align-items: baseline; gap: 9px; }
.hero__meta b { font-family: var(--mono); font-size: 17px; color: var(--red); font-weight: 700; }

.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }
.hero__scroll {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  z-index: 3; display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 10px; letter-spacing: .3em; color: var(--ash);
}
.hero__scroll i { width: 1px; height: 46px; background: linear-gradient(var(--ash-2), transparent); animation: scrollDrop 2.2s var(--ease) infinite; }
@keyframes scrollDrop { 0% { transform: scaleY(.2); opacity: 0; } 40% { opacity: 1; } 100% { transform: scaleY(1); opacity: 0; } }

/* ============================================================ 按钮 */
.btn {
  display: inline-flex; align-items: center; gap: 11px;
  padding: 13px 28px; font-size: 14.5px; letter-spacing: .14em;
  border: 1.5px solid var(--red); color: var(--red); background: transparent;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), background .22s, color .22s;
}
.btn::after { content: '→'; font-family: var(--mono); transition: transform .28s var(--ease); }
.btn:hover { background: var(--red); color: #fff; transform: translate(-2px,-2px); box-shadow: 4px 4px 0 var(--red-deep); }
.btn:hover::after { transform: translateX(4px); }
.btn--solid { background: var(--red); color: #fff; }
.btn--solid:hover { background: var(--red-bright); box-shadow: 4px 4px 0 var(--red-ink); }
.btn--ghost { border-color: var(--rule); color: var(--ink-2); }
.btn--ghost:hover { background: var(--ink); border-color: var(--ink); color: #fff; box-shadow: 4px 4px 0 var(--ash-2); }
.btn--sm { padding: 9px 18px; font-size: 13px; }

/* ============================================================ 卡片 */
.card {
  position: relative; background: var(--white);
  border: 1px solid var(--rule); padding: 30px 28px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.card::before {
  content: ''; position: absolute; left: 0; top: 0; width: 3px; height: 0;
  background: var(--red); transition: height .38s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--sh-2); border-color: var(--red-line); }
.card:hover::before { height: 100%; }
.card--flat:hover { transform: none; }
.card--red { border-color: var(--red-line); }
.card--red::before { height: 100%; }

.card__num { font-family: var(--mono); font-size: 11px; letter-spacing: .2em; color: var(--red); margin-bottom: 14px; }
.card h3 { font-family: var(--disp); font-size: 20px; letter-spacing: .04em; margin-bottom: 12px; }
.card h4 { font-size: 16.5px; margin-bottom: 10px; }
.card p { font-size: 14.5px; line-height: 1.86; color: var(--ink-3); }

.grid { display: grid; gap: 22px; }
.grid--2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.grid--2-1 { grid-template-columns: minmax(0,1.5fr) minmax(0,1fr); }
.grid--1-2 { grid-template-columns: minmax(0,1fr) minmax(0,1.5fr); }
.grid--gap-lg { gap: 34px; }

/* ============================================================ 图像版块 */
.figure { position: relative; overflow: hidden; background: var(--paper-2); }
.figure img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1.2s var(--ease), filter .6s;
}
.figure:hover img { transform: scale(1.035); }
.figure__cap {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 40px 22px 16px;
  background: linear-gradient(transparent, rgba(74,10,12,.86));
  color: #fff; font-size: 15px; letter-spacing: .06em;
  display: flex; align-items: flex-end; justify-content: space-between; gap: 14px;
}
.figure__cap b { font-family: var(--disp); font-weight: 700; }
.figure__cap i { font-style: normal; font-family: var(--mono); font-size: 11px; letter-spacing: .16em; opacity: .8; }

.figure--tall { aspect-ratio: 3 / 4; }
.figure--wide { aspect-ratio: 16 / 9; }
.figure--pan  { aspect-ratio: 21 / 9; }
.figure--sq   { aspect-ratio: 1 / 1; }

/* 版画红调叠加 */
.plate-red img { filter: saturate(1.06) contrast(1.04); }
.plate-frame { position: relative; padding: 14px; background: var(--white); border: 1px solid var(--rule); box-shadow: var(--sh-1); }
.plate-frame::after {
  content: ''; position: absolute; inset: 14px; pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.5);
}

/* ============================================================ 大数字 */
.numcard { position: relative; padding: 30px 26px; background: var(--white); border: 1px solid var(--rule); overflow: hidden; }
.numcard::after {
  content: ''; position: absolute; right: -30px; bottom: -30px; width: 110px; height: 110px;
  background: var(--red-faint); border-radius: 50%;
}
.numcard__v {
  font-family: var(--disp); font-weight: 700; line-height: 1;
  font-size: clamp(38px, 4.6vw, 60px); color: var(--red); letter-spacing: -.01em;
  display: flex; align-items: baseline; gap: 6px;
}
.numcard__v sub { font-family: var(--sans); font-size: 15px; font-weight: 700; bottom: 0; letter-spacing: .06em; }
.numcard__l { margin-top: 14px; font-size: 15px; font-weight: 700; color: var(--ink); letter-spacing: .06em; }
.numcard__s { margin-top: 6px; font-size: 12.5px; color: var(--ash); }

/* ============================================================ 数据条 */
.bar-row { display: grid; grid-template-columns: 176px 1fr auto; align-items: center; gap: 16px; padding: 11px 0; border-bottom: 1px dashed var(--rule-2); }
.bar-row:last-child { border-bottom: 0; }
.bar-row__k { font-size: 13.5px; color: var(--ink-2); }
.bar-row__track { position: relative; height: 12px; background: var(--paper-3); overflow: hidden; }
.bar-row__fill { position: absolute; inset: 0 auto 0 0; width: 0; background: linear-gradient(90deg, var(--red-deep), var(--red-bright)); transition: width 1.25s var(--ease); }
.bar-row__v { font-family: var(--mono); font-size: 13px; color: var(--red); min-width: 96px; text-align: right; }
.bar-row--alt .bar-row__fill { background: linear-gradient(90deg, var(--ink-2), var(--ink-3)); }

/* ============================================================ 时间轴 */
.tl { position: relative; }
.tl__ruler {
  position: sticky; top: var(--nav-h); z-index: 40;
  background: rgba(255,255,255,.95); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule);
  padding: 16px 0 13px; margin-bottom: 42px;
}
.tl__scale { position: relative; height: 56px; }
.tl__tick { position: absolute; top: 0; transform: translateX(-50%); text-align: center; }
.tl__tick i { display: block; width: 1px; height: 9px; background: var(--ash-2); margin: 0 auto; }
.tl__tick b { display: block; font-family: var(--mono); font-size: 11px; color: var(--ink-3); margin-top: 5px; font-weight: 400; }
.tl__tick.is-major i { height: 15px; background: var(--red); }
.tl__tick.is-major b { color: var(--red); font-weight: 700; }
.tl__axis { position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--rule); }
.tl__node {
  position: absolute; top: -4px; width: 9px; height: 9px; border-radius: 50%;
  background: var(--white); box-shadow: 0 0 0 1.5px var(--red); transform: translateX(-50%);
  cursor: pointer; transition: transform .25s var(--ease), background .25s;
}
.tl__node:hover, .tl__node.is-active { transform: translateX(-50%) scale(1.7); background: var(--red); }

.tl__filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.chip {
  padding: 6px 15px; font-size: 12.5px; letter-spacing: .1em;
  border: 1px solid var(--rule); color: var(--ink-3); background: var(--white);
  transition: all .22s var(--ease);
}
.chip:hover { border-color: var(--red); color: var(--red); }
.chip.is-on { background: var(--red); border-color: var(--red); color: #fff; }

/* 事件卡 */
.ev {
  position: relative; display: grid; grid-template-columns: 132px 1fr; gap: 26px;
  padding: 26px 0 26px 30px; border-bottom: 1px solid var(--rule-2);
  transition: background .3s var(--ease);
}
.ev::before {
  content: ''; position: absolute; left: 0; top: 34px; width: 10px; height: 10px;
  border-radius: 50%; background: var(--white); box-shadow: 0 0 0 2px var(--red);
  transition: all .3s var(--ease);
}
.ev::after { content: ''; position: absolute; left: 4.5px; top: 46px; bottom: -1px; width: 1px; background: var(--rule); }
.ev:last-child::after { display: none; }
.ev:hover { background: var(--red-faint); }
.ev:hover::before { background: var(--red); box-shadow: 0 0 0 4px var(--red-soft); }
.ev.is-hot::before { background: var(--red); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 2px var(--red); } 50% { box-shadow: 0 0 0 8px rgba(158,27,27,.14); } }
.ev__date { font-family: var(--mono); font-size: 13px; color: var(--red); font-weight: 700; line-height: 1.6; }
.ev__date span { display: block; font-family: var(--sans); font-size: 11.5px; color: var(--ash); font-weight: 400; letter-spacing: .1em; margin-top: 4px; }
.ev__body h3 { font-family: var(--disp); font-size: 19.5px; letter-spacing: .03em; margin-bottom: 9px; }
.ev__body p { font-size: 14.5px; line-height: 1.88; color: var(--ink-3); }
.ev__tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 13px; }
.tag {
  padding: 3px 11px; font-size: 11.5px; letter-spacing: .1em;
  border: 1px solid var(--red-line); color: var(--red); background: var(--red-faint);
}
.tag--ink { border-color: var(--rule); color: var(--ink-3); background: var(--paper); }
.tag--warn { border-color: #B26A00; color: #8A5200; background: rgba(178,106,0,.07); }

/* ============================================================ 火种扩散图 */
.spread { position: relative; width: 100%; max-width: 780px; aspect-ratio: 1/1; margin: 0 auto; }
.spread__svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.spread__line { stroke: var(--red-line); stroke-width: 1.4; stroke-dasharray: 4 6; transition: stroke .3s, stroke-width .3s; }
.spread__line.is-hot { stroke: var(--red); stroke-width: 2.4; stroke-dasharray: none; }
.spread__core {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  width: 168px; height: 168px; border-radius: 50%;
  background: var(--red); color: #fff; display: grid; place-items: center; text-align: center;
  box-shadow: 0 0 0 12px rgba(158,27,27,.08), 0 0 0 26px rgba(158,27,27,.04), 0 18px 44px rgba(74,10,12,.22);
  z-index: 3;
}
.spread__core b { font-family: var(--disp); font-size: 21px; letter-spacing: .12em; display: block; line-height: 1.4; }
.spread__core i { font-style: normal; font-family: var(--mono); font-size: 10px; letter-spacing: .2em; opacity: .7; display: block; margin-top: 6px; }
.spread__node {
  position: absolute; transform: translate(-50%,-50%);
  width: 128px; padding: 13px 11px; text-align: center; cursor: pointer;
  background: var(--white); border: 1px solid var(--rule); z-index: 4;
  transition: all .3s var(--ease);
}
.spread__node:hover, .spread__node.is-on {
  border-color: var(--red); box-shadow: 4px 4px 0 var(--red-soft), var(--sh-1);
  transform: translate(-50%,-50%) translateY(-4px);
}
.spread__node b { display: block; font-size: 14px; font-weight: 700; color: var(--ink); letter-spacing: .04em; }
.spread__node i { display: block; font-style: normal; font-family: var(--mono); font-size: 10px; color: var(--ash); margin-top: 4px; letter-spacing: .1em; }
.spread__node em { position: absolute; left: 50%; top: -9px; transform: translateX(-50%); width: 18px; height: 18px; background: var(--red); color: #fff; font-style: normal; font-size: 10px; line-height: 18px; border-radius: 50%; font-family: var(--mono); }

/* ============================================================ 链条 */
.chain { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.chain__i { position: relative; background: var(--white); padding: 26px 22px 26px; transition: background .3s; }
.chain__i:hover { background: var(--red); color: #fff; }
.chain__i:hover .chain__n, .chain__i:hover p { color: rgba(255,255,255,.82); }
.chain__i:hover h4 { color: #fff; }
.chain__n { font-family: var(--mono); font-size: 26px; font-weight: 700; color: var(--red-line); letter-spacing: -.02em; transition: color .3s; }
.chain__i h4 { font-family: var(--disp); font-size: 17px; margin: 11px 0 8px; letter-spacing: .08em; transition: color .3s; }
.chain__i p { font-size: 13px; line-height: 1.8; color: var(--ink-3); margin: 0; transition: color .3s; }

/* ============================================================ 表格 */
.tbl { width: 100%; font-size: 14px; }
.tbl th, .tbl td { padding: 13px 16px; text-align: left; border-bottom: 1px solid var(--rule-2); vertical-align: top; }
.tbl th {
  font-size: 12.5px; letter-spacing: .14em; color: var(--red); font-weight: 700;
  background: var(--paper); border-bottom: 1.5px solid var(--red-line); white-space: nowrap;
}
.tbl tbody tr { transition: background .22s; }
.tbl tbody tr:hover { background: var(--red-faint); }
.tbl td b { color: var(--ink); }
.tbl--tight th, .tbl--tight td { padding: 10px 12px; }
.tbl-wrap { overflow-x: auto; border: 1px solid var(--rule); background: var(--white); }

/* ============================================================ 图表 */
.chart { position: relative; }
.chart svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart__lg { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 16px; font-size: 12.5px; color: var(--ink-3); }
.chart__lg span { display: flex; align-items: center; gap: 8px; }
.chart__lg i { width: 13px; height: 13px; display: block; }
.chart__note { margin-top: 14px; font-size: 12.5px; color: var(--ash); line-height: 1.8; }

.ax-line { stroke: var(--rule); stroke-width: 1; }
.ax-text { font-family: var(--mono); font-size: 11px; fill: var(--ash); }
.ax-label { font-family: var(--sans); font-size: 12px; fill: var(--ink-3); }
.dt-bar { fill: var(--red); transition: fill .25s; }
.dt-bar:hover { fill: var(--red-bright); }
.dt-bar--ink { fill: var(--ink-2); }
.dt-val { font-family: var(--mono); font-size: 12px; fill: var(--red); font-weight: 700; }
.dt-line { fill: none; stroke: var(--red); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.dt-area { fill: url(#gradRed); }
.dt-dot { fill: var(--white); stroke: var(--red); stroke-width: 2.4; }
.dt-arc { fill: none; stroke-width: 16; stroke-linecap: butt; }
.dt-grid { stroke: var(--rule-2); stroke-width: 1; }

/* 径向 gauge */
.gauge { position: relative; width: 100%; max-width: 320px; margin: 0 auto; }
.gauge__c { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; }
.gauge__c b { font-family: var(--disp); font-size: 46px; color: var(--red); line-height: 1; display: block; }
.gauge__c b sub { font-size: 17px; bottom: 0; }
.gauge__c span { display: block; font-size: 13px; color: var(--ink-3); margin-top: 8px; letter-spacing: .08em; }

/* ============================================================ 弹窗 */
.modal {
  position: fixed; inset: 0; z-index: 1000; display: grid; place-items: center;
  padding: 34px 22px; opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
.modal.is-open { opacity: 1; visibility: visible; }
.modal__bk { position: absolute; inset: 0; background: rgba(26,22,20,.56); backdrop-filter: blur(3px); }
.modal__box {
  position: relative; width: min(780px, 100%); max-height: min(86vh, 900px); overflow: auto;
  background: var(--white); border-top: 4px solid var(--red); box-shadow: 0 30px 80px rgba(0,0,0,.3);
  transform: translateY(22px) scale(.985); transition: transform .38s var(--ease);
}
.modal__box--wide { width: min(1020px, 100%); }
.modal.is-open .modal__box { transform: none; }
.modal__x {
  position: absolute; right: 0; top: 0; z-index: 3;
  width: 48px; height: 48px; display: grid; place-items: center;
  background: var(--paper); color: var(--ink-2); font-size: 20px; line-height: 1;
  transition: background .2s, color .2s;
}
.modal__x:hover { background: var(--red); color: #fff; }
.modal__head { padding: 34px 40px 22px; border-bottom: 1px solid var(--rule-2); }
.modal__head .eyebrow { margin-bottom: 12px; }
.modal__head h3 { font-family: var(--disp); font-size: clamp(22px, 2.6vw, 30px); letter-spacing: .04em; }
.modal__meta { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 14px; font-size: 12.5px; color: var(--ink-3); font-family: var(--mono); }
.modal__body { padding: 28px 40px 40px; }
.modal__body p { font-size: 15px; line-height: 1.95; color: var(--ink-2); }
.modal__fig { margin: 0 0 26px; }
.modal__fig img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }

/* 档案行 */
.facts { border-top: 1px solid var(--rule); margin: 22px 0 0; }
.facts__r { display: grid; grid-template-columns: 118px 1fr; gap: 18px; padding: 13px 0; border-bottom: 1px solid var(--rule-2); }
.facts__r dt { font-size: 13px; color: var(--red); letter-spacing: .1em; font-weight: 700; }
.facts__r dd { margin: 0; font-size: 14.5px; color: var(--ink-2); line-height: 1.85; }

.note {
  margin-top: 24px; padding: 15px 18px; background: var(--paper);
  border-left: 3px solid var(--red); font-size: 13.5px; color: var(--ink-3); line-height: 1.85;
}
.note b { color: var(--red); }

/* ============================================================ 人物 */
.pcards { display: grid; grid-template-columns: repeat(auto-fill, minmax(232px, 1fr)); gap: 18px; }
.pcard {
  position: relative; padding: 26px 22px 22px; background: var(--white);
  border: 1px solid var(--rule); cursor: pointer; overflow: hidden;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.pcard::after {
  content: ''; position: absolute; right: -22px; top: -22px; width: 76px; height: 76px;
  border: 1px solid var(--red-line); border-radius: 50%; transition: all .4s var(--ease);
}
.pcard:hover { transform: translateY(-5px); box-shadow: var(--sh-2); border-color: var(--red); }
.pcard:hover::after { right: -12px; top: -12px; background: var(--red-faint); }
.pcard__av {
  width: 52px; height: 52px; display: grid; place-items: center;
  background: var(--red); color: #fff; font-family: var(--disp); font-size: 24px;
  margin-bottom: 16px; position: relative; z-index: 1;
}
.pcard--ink .pcard__av { background: var(--ink); }
.pcard__n { font-family: var(--disp); font-size: 20px; letter-spacing: .06em; position: relative; z-index: 1; }
.pcard__y { font-family: var(--mono); font-size: 11px; color: var(--ash); margin-top: 3px; }
.pcard__r { margin-top: 13px; font-size: 13px; line-height: 1.75; color: var(--ink-3); min-height: 3.5em; }
.pcard__t { margin-top: 14px; display: flex; gap: 7px; flex-wrap: wrap; }

.org { display: grid; gap: 0; }
.org__top {
  padding: 24px; background: var(--red); color: #fff; text-align: center;
}
.org__top b { font-family: var(--disp); font-size: 22px; letter-spacing: .14em; display: block; }
.org__top i { font-style: normal; font-family: var(--mono); font-size: 12px; opacity: .8; letter-spacing: .16em; }
.org__line { width: 1px; height: 26px; background: var(--rule); margin: 0 auto; }
.org__row { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.org__cell { background: var(--white); padding: 18px 14px; text-align: center; transition: background .25s; }
.org__cell:hover { background: var(--red-faint); }
.org__cell b { font-family: var(--disp); font-size: 17px; letter-spacing: .08em; display: block; }
.org__cell span { font-size: 12px; color: var(--ash); display: block; margin-top: 5px; }
.org__cell--lead { background: var(--red); color: #fff; }
.org__cell--lead span { color: rgba(255,255,255,.75); }

/* ============================================================ 地图 */
.mapwrap { position: relative; background: var(--paper); border: 1px solid var(--rule); overflow: hidden; }
.mapwrap svg { width: 100%; height: auto; display: block; }
.map-svg__county { fill: #fff; stroke: var(--red); stroke-width: 2; }
.map-svg__ridge { fill: none; stroke: rgba(26,22,20,.2); stroke-width: 1.2; }
.map-svg__river { fill: none; stroke: rgba(90,120,150,.4); stroke-width: 1.6; stroke-dasharray: 5 4; }
.map-svg__route { fill: none; stroke: var(--red-bright); stroke-width: 3.2; stroke-linecap: round; stroke-dasharray: 2000; stroke-dashoffset: 2000; }
.map-svg__route.is-live { animation: drawRoute 2.6s var(--ease) forwards; }
@keyframes drawRoute { to { stroke-dashoffset: 0; } }
.map-svg__grid { stroke: var(--rule-2); stroke-width: 1; }
/* 图面文字：白描边保证在山纹、水系与网格之上仍然清晰 */
.map-lbl {
  font-family: var(--sans); font-size: 13px; font-weight: 500; fill: var(--ink-2);
  paint-order: stroke fill; stroke: rgba(255,255,255,.94); stroke-width: 3.4px;
  stroke-linejoin: round;
}
.map-lbl--sm { font-size: 11.6px; font-weight: 400; fill: var(--ink-3); stroke-width: 3px; }
.map-lbl--red { fill: var(--red); font-weight: 700; stroke-width: 3.8px; }
.map-lbl--plate { stroke: rgba(255,255,255,.98); }
.map-lbl.is-on { font-weight: 700; fill: var(--red-bright); stroke-width: 4.4px; }
.town-lbl { font-size: 11.4px; fill: var(--ink-3); }
.town-lbl--seat { font-size: 13px; font-weight: 700; fill: var(--ink); }
.town__dot { fill: var(--white); stroke: var(--ink-3); stroke-width: 1.8; }
.town__seat { fill: var(--ink); stroke: var(--white); stroke-width: 2; }

.pin { cursor: pointer; }
.pin__dot { fill: var(--white); stroke: var(--red); stroke-width: 2.2; transition: all .25s; }
.pin:hover .pin__dot, .pin.is-on .pin__dot { fill: var(--red); r: 9; }
.pin__halo { fill: var(--red); opacity: 0; }
.pin:hover .pin__halo, .pin.is-on .pin__halo { opacity: .16; }
.pin__mark { fill: var(--red); }

.map-ctrl { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 18px; }
.map-ctrl__play {
  display: inline-flex; align-items: center; gap: 9px; padding: 10px 20px;
  background: var(--red); color: #fff; font-size: 13.5px; letter-spacing: .12em;
  transition: background .2s, transform .2s;
}
.map-ctrl__play:hover { background: var(--red-bright); transform: translateY(-2px); }
.map-ctrl__play i { font-style: normal; font-family: var(--mono); }
.range { -webkit-appearance: none; appearance: none; flex: 1 1 220px; height: 3px; background: var(--rule); outline: none; }
.range::-webkit-slider-thumb {
  -webkit-appearance: none; width: 18px; height: 18px; background: var(--red); border: 3px solid #fff;
  box-shadow: 0 0 0 1.5px var(--red); cursor: pointer;
}
.range::-moz-range-thumb { width: 18px; height: 18px; background: var(--red); border: 3px solid #fff; box-shadow: 0 0 0 1.5px var(--red); cursor: pointer; }

.route-steps { display: grid; gap: 0; }
.rstep {
  display: grid; grid-template-columns: 42px 1fr; gap: 14px; padding: 14px 0;
  border-bottom: 1px solid var(--rule-2); cursor: pointer; transition: background .25s;
}
.rstep:last-child { border-bottom: 0; }
.rstep:hover, .rstep.is-on { background: var(--red-faint); }
.rstep__i { font-family: var(--mono); font-size: 13px; color: var(--red); font-weight: 700; }
.rstep b { font-size: 15px; display: block; letter-spacing: .04em; }
.rstep span { font-size: 12.5px; color: var(--ash); font-family: var(--mono); }
.rstep p { font-size: 13px; color: var(--ink-3); margin: 6px 0 0; line-height: 1.75; }

/* 经纬纹理角 */
.orn { position: absolute; width: 46px; height: 46px; pointer-events: none; opacity: .5; }
.orn--tl { left: 14px; top: 14px; border-left: 2px solid var(--red); border-top: 2px solid var(--red); }
.orn--br { right: 14px; bottom: 14px; border-right: 2px solid var(--red); border-bottom: 2px solid var(--red); }

/* ============================================================ 引用 */
.quote {
  position: relative; padding: 34px 38px 34px 62px;
  background: var(--white); border-left: 4px solid var(--red);
}
.quote::before {
  content: '“'; position: absolute; left: 20px; top: 18px;
  font-family: var(--serif); font-size: 58px; color: var(--red-line); line-height: 1;
}
.quote p { font-family: var(--serif); font-size: 17px; line-height: 2.05; color: var(--ink-2); }
.quote cite { display: block; margin-top: 14px; font-style: normal; font-size: 13px; color: var(--ash); font-family: var(--mono); }

/* ============================================================ 页脚 */
.foot { background: var(--ink); color: rgba(255,255,255,.7); padding: 62px 0 30px; font-size: 13.5px; }
.foot a { color: rgba(255,255,255,.82); transition: color .2s; }
.foot a:hover { color: #fff; }
.foot__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 44px; }
.foot__brand { display: flex; gap: 14px; margin-bottom: 18px; }
.foot__brand .nav__mark { background: var(--red-bright); }
.foot h4 { color: #fff; font-family: var(--disp); font-size: 16px; letter-spacing: .12em; margin-bottom: 16px; }
.foot li { margin-bottom: 9px; }
.foot__end {
  margin-top: 46px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.12);
  display: flex; flex-wrap: wrap; gap: 10px 26px; justify-content: space-between;
  font-size: 12px; color: rgba(255,255,255,.45);
}

/* ============================================================ 横幅 */
.banner {
  position: relative; overflow: hidden; background: var(--red); color: #fff;
  padding: 70px 0;
}
.banner--ink { background: var(--ink); }
.banner__flags { position: absolute; inset: 0; opacity: .2; pointer-events: none; }
.banner h2 { font-family: var(--disp); font-size: clamp(26px, 3.6vw, 46px); letter-spacing: .06em; line-height: 1.3; }
.banner p { font-size: 16px; line-height: 1.95; color: rgba(255,255,255,.82); max-width: 76ch; margin-top: 20px; }

/* ============================================================ 顶部进度 + 回顶 */
.totop {
  position: fixed; right: 26px; bottom: 26px; z-index: 700;
  width: 46px; height: 46px; display: grid; place-items: center;
  background: var(--red); color: #fff; font-size: 17px;
  box-shadow: 0 8px 26px rgba(74,10,12,.28);
  opacity: 0; visibility: hidden; transform: translateY(14px);
  transition: all .32s var(--ease);
}
.totop.is-on { opacity: 1; visibility: visible; transform: none; }
.totop:hover { background: var(--red-bright); }
.totop::before { content: '↑'; font-family: var(--mono); }

/* ============================================================ 粒子层 */
.sparks { position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: .5; }

/* ============================================================ 杂项 */
.rule { width: 100%; height: 1px; background: var(--rule); margin: 40px 0; }
.dash { border-top: 1px dashed var(--rule); margin: 34px 0; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 8px 18px; font-size: 14px; }
.kv dt { color: var(--ash); }
.kv dd { margin: 0; color: var(--ink-2); }

.stat-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr)); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.stat-strip__i { background: var(--white); padding: 22px 18px; text-align: center; }
.stat-strip__i b { display: block; font-family: var(--disp); font-size: 27px; color: var(--red); line-height: 1.2; }
.stat-strip__i span { display: block; font-size: 12.5px; color: var(--ink-3); margin-top: 7px; }

.page-hero {
  position: relative; overflow: hidden; background: var(--paper);
  padding: calc(var(--nav-h) + 62px) 0 54px; border-bottom: 1px solid var(--rule);
}
.page-hero__bg { position: absolute; inset: 0; opacity: .1; }
.page-hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: center 32%; }
.page-hero__veil { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(251,248,245,.97) 42%, rgba(251,248,245,.72)); }
.page-hero__in { position: relative; z-index: 2; }
.page-hero__no { font-family: var(--mono); font-size: 11px; letter-spacing: .34em; color: var(--red); }
.page-hero h1 {
  font-family: var(--disp); font-size: clamp(33px, 5.2vw, 62px); letter-spacing: .06em;
  margin: 14px 0 0; line-height: 1.16;
}
.page-hero h1 em { font-style: normal; color: var(--red); }
.page-hero__sub { margin-top: 20px; font-size: 16.5px; color: var(--ink-3); max-width: 70ch; line-height: 1.9; }
.page-hero__en {
  position: absolute; right: 0; bottom: -6px; z-index: 1;
  font-family: var(--mono); font-size: clamp(50px, 11vw, 148px); font-weight: 700;
  color: rgba(158,27,27,.055); letter-spacing: .02em; line-height: 1; pointer-events: none;
}

/* ============================================================ 响应式 */
@media (max-width: 1080px) {
  :root { --gut: 26px; }
  .grid--4 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .chain { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .foot__grid { grid-template-columns: 1fr 1fr; }
  .hero__inner { grid-template-columns: 1fr; gap: 26px; }
  .hero__visual { min-height: 0; max-width: 420px; margin-inline: auto; width: 100%; }
  .hero__plate { max-width: none; }
}
@media (max-width: 860px) {
  :root { --gut: 20px; --nav-h: 62px; }
  body { font-size: 15.5px; }
  .nav__links {
    position: fixed; left: 0; right: 0; top: var(--nav-h); z-index: 799;
    flex-direction: column; align-items: stretch; gap: 0; margin: 0;
    background: var(--white); border-bottom: 1px solid var(--red-line);
    padding: 8px 0 14px; box-shadow: 0 18px 40px rgba(74,10,12,.12);
    transform: translateY(-115%); transition: transform .38s var(--ease);
  }
  .nav__links.is-open { transform: none; }
  .nav__link { padding: 14px 22px; font-size: 16px; }
  .nav__link::after { display: none; }
  .nav__toggle { display: block; }
  .grid--2, .grid--3, .grid--4, .grid--2-1, .grid--1-2 { grid-template-columns: 1fr; }
  .section { padding: 62px 0; }
  .ev { grid-template-columns: 1fr; gap: 10px; padding-left: 24px; }
  .ev__date { display: flex; gap: 10px; align-items: baseline; }
  .ev__date span { margin: 0; }
  .spread { max-width: 100%; aspect-ratio: 3/4; }
  .spread__core { width: 116px; height: 116px; }
  .spread__core b { font-size: 15px; }
  .spread__node { width: 98px; padding: 9px 7px; }
  .spread__node b { font-size: 12px; }
  .bar-row { grid-template-columns: 108px 1fr; }
  .bar-row__v { grid-column: 2; text-align: left; }
  .chain { grid-template-columns: 1fr; }
  .org__row { grid-template-columns: 1fr; }
  .foot__grid { grid-template-columns: 1fr; gap: 28px; }
  .modal__head, .modal__body { padding-left: 24px; padding-right: 24px; }
  .quote { padding: 26px 22px 26px 44px; }
  .hero__visual { max-width: 330px; }
  .hero__visual-rings { width: 84%; }
  .hero__visual-year { font-size: 32px; }
  .hero__visual-txt { font-size: 11px; }
  .page-hero__en { display: none; }
  .fact, .facts__r { grid-template-columns: 1fr; gap: 5px; }
  .tl__ruler { position: static; }
}
@media (max-width: 520px) {
  .grid--4 { grid-template-columns: 1fr; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
  .hero__meta { gap: 10px 20px; }
}

/* ============================================================ 打印 */
@media print {
  .nav, .totop, .curtain, .sparks, .hero__scroll, .modal { display: none !important; }
  body { background: #fff; }
  .section { padding: 22px 0; break-inside: avoid; }
  .reveal, .reveal--clip { opacity: 1 !important; transform: none !important; clip-path: none !important; }
}