/* Stage boundary: exact base rules retained during cascade-equivalent migration. */
.hero{position:relative;height:720vh}
.sticky{
  position:sticky;top:0;height:100vh;overflow:hidden;isolation:isolate;
  background:
    radial-gradient(circle at 50% 44%,rgba(238,228,196,.03),transparent 22%),
    linear-gradient(180deg,var(--bg),#080a0d 65%, #0a0d11);
}
.sticky::before{
  content:"";position:absolute;inset:-25%;z-index:0;pointer-events:none;opacity:.09;
  background-image:
    radial-gradient(circle at 30% 20%,rgba(255,255,255,.18) 0 1px,transparent 1.2px),
    radial-gradient(circle at 75% 50%,rgba(255,255,255,.08) 0 1px,transparent 1.2px);
  background-size:120px 120px, 180px 180px;
  transform:rotate(10deg);
}
.sticky::after{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:25;
  box-shadow:inset 0 0 180px rgba(0,0,0,.58);
}
canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1}
.nav{
  position:absolute;top:0;left:0;right:0;z-index:22;height:72px;
  padding:0 var(--pad);display:flex;align-items:center;justify-content:space-between;
  color:#b7bbb7;font-size:12px;letter-spacing:.18em
}
.brand{color:#ece9dd;letter-spacing:.32em}
.nav-right{display:flex;gap:24px;opacity:.72}
.copy{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(820px,calc(100% - 40px));text-align:center;z-index:10;pointer-events:none;
  opacity:0;filter:blur(7px);
}
.kicker{font-size:10px;letter-spacing:.42em;color:#7f847f;margin-bottom:16px;text-transform:uppercase}
.hero h1{
  margin:0;font-family:"Songti SC","STSong","SimSun",serif;font-weight:400;
  font-size:clamp(60px,10vw,148px);line-height:.92;letter-spacing:.08em
}
.slogan{
  margin-top:24px;font-family:"Songti SC","STSong","SimSun",serif;
  font-size:clamp(20px,2.5vw,34px);letter-spacing:.13em;color:#e2ded1
}
.intro{
  margin:18px auto 0;max-width:620px;
  font-size:clamp(13px,1.2vw,16px);line-height:1.95;color:#8f9491
}
.seed-note{
  position:absolute;left:50%;top:50%;transform:translate(-50%,38px);
  z-index:11;font-size:10px;letter-spacing:.32em;color:#6f7471;opacity:0
}
.phase{
  position:absolute;left:var(--pad);bottom:34px;z-index:23;
  font-size:10px;letter-spacing:.22em;color:#6f7470
}
.progress{
  position:absolute;right:var(--pad);bottom:34px;z-index:23;
  display:flex;align-items:center;gap:10px;font-size:10px;letter-spacing:.16em;color:#676c68
}
.progress-line{width:96px;height:1px;background:rgba(255,255,255,.1);position:relative;overflow:hidden}
.progress-line i{position:absolute;inset:0 auto 0 0;width:0;background:rgba(240,233,210,.55)}
.scroll{
  position:absolute;left:50%;bottom:28px;transform:translateX(-50%);
  z-index:23;font-size:9px;letter-spacing:.3em;text-transform:uppercase;color:#666b67;
  display:flex;align-items:center;gap:10px
}
.scroll::before{
  content:"";width:3px;height:3px;border-radius:50%;background:var(--warm);
  box-shadow:0 0 18px rgba(237,227,198,.72)
}

.node-layer,
.card-layer{
  position:absolute;inset:0;pointer-events:none;
}
.node-layer{z-index:12}
.card-layer{z-index:16}
.node-ui{
  position:absolute;left:0;top:0;transform:translate(-50%,-50%);
  opacity:0;
}
.anchor-dot{
  width:10px;height:10px;border-radius:50%;
  background:rgba(238,232,214,.72);
  box-shadow:0 0 24px rgba(237,227,198,.34);
  margin:auto;
}
.leader{
  position:absolute;height:1px;transform-origin:left center;
  background:linear-gradient(90deg, rgba(240,233,210,.34), rgba(240,233,210,.08));
  opacity:.7;
}
.label{
  position:absolute;
  padding:10px 12px;
  border:1px solid rgba(255,255,255,.1);
  border-radius:999px;
  background:linear-gradient(145deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  backdrop-filter:blur(10px);
  box-shadow:0 10px 40px rgba(0,0,0,.14);
  white-space:nowrap;
}
.label .top{display:flex;align-items:center;gap:8px}
.label .top b{font-size:14px;font-weight:500;color:#eeece3}
.label .top small{font-size:9px;letter-spacing:.16em;text-transform:uppercase;color:#767c78}
.label .sub{margin-top:4px;font-size:11px;color:#8d928e}
:root{
  --bg:#07090b;
  --ink:#eeede7;
  --ink-2:#a0a5a1;
  --ink-3:#6b716d;
  --warm:#ded6be;

  --hairline:rgba(238,233,216,.105);
  --hairline-soft:rgba(238,233,216,.055);
  --hairline-strong:rgba(238,233,216,.16);

  --surface:rgba(255,255,255,.034);
  --surface-soft:rgba(255,255,255,.018);

  --glow-soft:rgba(238,228,200,.24);
  --glow-faint:rgba(238,228,200,.08);

  --radius-card:22px;
  --radius-inner:15px;

  --ui-xs:9px;
  --ui-sm:11px;

  --sans:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  --serif:"Songti SC","STSong","SimSun",serif;
}

/* ---- Global stage ---- */
html,body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--ink);
}
.sticky{
  background:
    radial-gradient(circle at 50% 45%,rgba(238,228,196,.022),transparent 24%),
    radial-gradient(circle at 50% 100%,rgba(255,255,255,.012),transparent 36%),
    linear-gradient(180deg,#07090b 0%,#080a0d 62%,#090c0f 100%);
}
.sticky::before{
  opacity:.065;
}
.sticky::after{
  box-shadow:inset 0 0 160px rgba(0,0,0,.52);
}

/* ---- Persistent chrome ---- */
.nav{
  height:68px;
  color:var(--ink-3);
  font-size:10px;
  letter-spacing:.18em;
}
.brand{
  color:rgba(238,237,231,.82);
  font-size:12px;
  letter-spacing:.34em;
}
.nav-right{
  gap:22px;
  opacity:.52;
  font-size:9px;
}
.global-state{
  top:82px;
  color:#555b57;
  font-size:8px;
  letter-spacing:.20em;
}
.phase{
  bottom:30px;
  color:#626864;
  font-size:9px;
  letter-spacing:.20em;
}
.progress{
  bottom:30px;
  color:#5d635f;
  font-size:9px;
  letter-spacing:.14em;
}
.progress-line{
  width:84px;
  background:rgba(255,255,255,.07);
}
.progress-line i{
  background:rgba(222,214,190,.42);
}
.scroll{
  bottom:26px;
  color:#5a605c;
  font-size:8px;
  letter-spacing:.28em;
}
.scroll::before{
  width:3px;height:3px;
  background:var(--warm);
  box-shadow:0 0 14px var(--glow-soft);
}

/* ---- Hero typography ---- */
.kicker,
.module-eyebrow,
.works-stage-title .eyebrow{
  font-size:var(--ui-xs);
  letter-spacing:.25em;
  color:var(--ink-3);
}
.kicker{
  margin-bottom:15px;
  letter-spacing:.36em;
}
.hero h1{
  font-family:var(--serif);
  color:#f0efe9;
  font-size:clamp(60px,9vw,132px);
  line-height:.94;
  letter-spacing:.075em;
}
.slogan{
  margin-top:22px;
  font-family:var(--serif);
  color:rgba(231,227,215,.92);
  font-size:clamp(19px,2.15vw,30px);
  letter-spacing:.11em;
}
.intro{
  margin-top:16px;
  max-width:580px;
  color:#898f8b;
  font-size:clamp(12px,1.05vw,14px);
  line-height:1.9;
}
.seed-note{
  color:#626864;
  font-size:8px;
  letter-spacing:.28em;
}

/* ---- Universal points + lines ---- */
.anchor-dot{
  width:8px;height:8px;
  background:rgba(222,214,190,.82);
  box-shadow:0 0 18px var(--glow-soft);
}
.leader{
  background:linear-gradient(90deg,rgba(238,233,216,.22),rgba(238,233,216,.035));
}
.g-node{
  width:6px;height:6px;
  background:#cbc5b1;
  box-shadow:0 0 15px rgba(238,228,200,.22);
}
.g-line{
  background:rgba(238,233,216,.10);
}
.method-line,
.explore-link{
  background:linear-gradient(90deg,rgba(238,233,216,.13),rgba(238,233,216,.025));
}
.method-center,
.explore-origin,
.explore-fragment,
.end-gather-dot{
  background:#d1cab4;
  box-shadow:0 0 18px rgba(238,228,200,.22);
}

/* ---- Node labels / extracted actions ---- */
.label,
.method-source{
  border-color:var(--hairline);
  background:linear-gradient(145deg,var(--surface),var(--surface-soft));
  backdrop-filter:blur(12px);
  box-shadow:0 10px 32px rgba(0,0,0,.12);
}
.label{
  padding:9px 11px;
}
.label .top b{
  color:#deddd6;
  font-size:13px;
  font-weight:500;
}
.label .top small,
.method-source small{
  color:#666c68;
  font-size:8px;
}
.label .sub{
  margin-top:3px;
  color:#7e8480;
  font-size:10px;
}
.method-source{
  padding:7px 10px;
  color:#969c98;
  font-size:9px;
}
.method-source b{
  color:#c6c4bb;
}

/* Theme closure for the fixed stage. These rules follow the dark boundary
   declarations above, so the shared light tokens are not overwritten later. */
html[data-theme="light"] .sticky{background:#fff}
html[data-theme="light"] .sticky::before{opacity:.085}
html[data-theme="light"] .sticky::after{box-shadow:var(--site-vignette)}
html[data-theme="light"] .nav,
html[data-theme="light"] .nav-right,
html[data-theme="light"] .phase,
html[data-theme="light"] .progress,
html[data-theme="light"] .scroll{color:var(--site-faint)}
html[data-theme="light"] .brand,
html[data-theme="light"] .slogan{color:var(--site-ink-soft)}
html[data-theme="light"] .progress-line{background:var(--site-line-soft)}
html[data-theme="light"] .progress-line i{background:linear-gradient(90deg,var(--site-progress-soft),var(--site-progress))}
html[data-theme="light"] .scroll::before{background:var(--site-point);box-shadow:0 0 14px var(--site-glow)}
html[data-theme="light"] .kicker,
html[data-theme="light"] .seed-note{color:var(--site-faint)}
html[data-theme="light"] .hero h1{color:var(--site-ink)}
html[data-theme="light"] .intro{color:var(--site-muted)}
html[data-theme="light"] .anchor-dot{background:var(--site-point);box-shadow:0 0 14px var(--site-glow)}
html[data-theme="light"] .leader{background:linear-gradient(90deg,color-mix(in srgb,var(--site-ink) 22%,transparent),color-mix(in srgb,var(--site-ink) 3.5%,transparent))}
html[data-theme="light"] .g-node,
html[data-theme="light"] .method-center,
html[data-theme="light"] .explore-origin,
html[data-theme="light"] .explore-fragment,
html[data-theme="light"] .end-gather-dot{background:var(--site-point);box-shadow:0 0 15px var(--site-glow)}
html[data-theme="light"] .g-line{background:var(--site-line)}
html[data-theme="light"] .method-line,
html[data-theme="light"] .explore-link{background:linear-gradient(90deg,color-mix(in srgb,var(--site-ink) 18%,transparent),var(--site-line-soft))}
html[data-theme="light"] .label{border-color:var(--site-line);background:var(--site-surface);box-shadow:0 10px 28px rgba(23,29,32,.055)}
html[data-theme="light"] .label .top b{color:var(--site-ink-soft)}
html[data-theme="light"] .label .top small{color:var(--site-faint)}
html[data-theme="light"] .label .sub{color:var(--site-muted)}

/* ---- Works cards ---- */