@charset "UTF-8";

:root {
  --ink: #11100e;
  --ink-2: #201e1a;
  --paper: #f3efe6;
  --paper-2: #e8e1d4;
  --signal: #f28c45;
  --signal-2: #ffb16e;
  --electric: #8fd7ff;
  --blue: #142f49;
  --blue-2: #071926;
  --white: #fffdf8;
  --muted: #777166;
  --line: rgba(17, 16, 14, 0.18);
  --radius: 22px;
  --serif: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", "Roboto Mono", "Noto Sans Mono CJK SC", monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  opacity: 0.16;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.22'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
a { color: inherit; text-decoration: none; }

:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1100;
  padding: 10px 16px;
  color: var(--ink);
  background: var(--paper);
  transform: translateY(-150%);
  transition: transform 180ms ease;
}
.skip-link:focus { transform: translateY(0); }

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1001;
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
}
.scroll-progress progress,
.cover-progress progress {
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  appearance: none;
  border: 0;
  border-radius: 0;
  background: transparent;
}
.scroll-progress progress::-webkit-progress-bar,
.cover-progress progress::-webkit-progress-bar { background: transparent; }
.scroll-progress progress::-webkit-progress-value,
.cover-progress progress::-webkit-progress-value { background: var(--signal); }
.scroll-progress progress::-moz-progress-bar,
.cover-progress progress::-moz-progress-bar { background: var(--signal); }

.site-header {
  position: fixed;
  top: 18px;
  left: 24px;
  right: 24px;
  z-index: 1000;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 58px;
  padding: 8px 10px 8px 14px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 18px;
  background: rgba(14, 14, 13, 0.72);
  box-shadow: 0 12px 42px rgba(0, 0, 0, 0.2);
  -webkit-backdrop-filter: blur(18px) saturate(120%);
  backdrop-filter: blur(18px) saturate(120%);
  transition: color 240ms ease, background 240ms ease, border-color 240ms ease;
}
.site-header.light {
  color: var(--ink);
  border-color: rgba(17, 16, 14, 0.12);
  background: rgba(243, 239, 230, 0.8);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  font-weight: 600;
  letter-spacing: 0.03em;
}
.brand-mark {
  display: block;
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 11px;
  background: #f5f1e8;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18), inset 0 0 0 1px rgba(16, 42, 67, 0.035);
}
.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.site-header nav {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
}
.site-header.light nav { background: rgba(17, 16, 14, 0.05); }
.site-header nav a {
  position: relative;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 13px;
  color: inherit;
  opacity: 0.7;
  transition: opacity 180ms ease, background 180ms ease;
}
.site-header nav a:hover,
.site-header nav a.active {
  opacity: 1;
  background: rgba(255, 255, 255, 0.12);
}
.site-header.light nav a:hover,
.site-header.light nav a.active { background: rgba(17, 16, 14, 0.08); }

.outline-button,
.solid-button,
.mode-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 999px;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
}
.outline-button {
  justify-self: end;
  min-width: 96px;
  padding: 8px 16px;
  color: inherit;
  border: 1px solid currentColor;
  background: transparent;
}
.outline-button:hover { color: var(--ink); background: var(--signal); border-color: var(--signal); }
.solid-button {
  padding: 11px 20px;
  color: var(--ink);
  border: 1px solid var(--signal);
  background: var(--signal);
  font-weight: 650;
}
.solid-button:hover { background: var(--signal-2); border-color: var(--signal-2); }
.text-button {
  min-height: 44px;
  padding: 6px 0;
  color: inherit;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  cursor: pointer;
}

.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
  isolation: isolate;
}
.hero-image,
.hero-scrim,
.hero-grid { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-image {
  z-index: -4;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.72) contrast(1.07);
  transform: scale(1.045);
  animation: hero-breathe 14s var(--ease) both;
}
@keyframes hero-breathe { from { transform: scale(1.12); } to { transform: scale(1.045); } }
.hero-scrim {
  z-index: -3;
  background:
    linear-gradient(90deg, rgba(12, 12, 11, 0.9) 0%, rgba(12, 12, 11, 0.56) 48%, rgba(12, 12, 11, 0.14) 78%),
    linear-gradient(0deg, rgba(12, 12, 11, 0.82), transparent 45%);
}
.hero-grid {
  z-index: -2;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.12) 1px, transparent 1px);
  background-size: 12.5vw 12.5vw;
  mask-image: linear-gradient(to right, black, transparent 80%);
}
.hero-copy {
  align-self: center;
  width: min(920px, calc(100% - 48px));
  margin: 78px auto 160px;
}
.eyebrow,
.kicker {
  margin: 0 0 18px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.eyebrow { color: var(--signal-2); }
.hero h1 {
  max-width: 900px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(52px, 7.2vw, 112px);
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 0.98;
}
.hero h1 span { color: var(--signal-2); }
.hero-deck {
  max-width: 680px;
  margin: 32px 0 0;
  color: rgba(255, 253, 248, 0.78);
  font-size: clamp(17px, 1.6vw, 21px);
  line-height: 1.75;
}
.hero-stats {
  position: absolute;
  right: 32px;
  bottom: 26px;
  left: 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
}
.hero-stats > div { padding: 22px 18px 6px; border-right: 1px solid rgba(255, 255, 255, 0.16); }
.hero-stats > div:last-child { border-right: 0; }
.hero-stats dt { font-family: var(--serif); font-size: clamp(36px, 4vw, 62px); font-weight: 700; line-height: 1; }
.hero-stats dt b { margin-left: 3px; color: var(--signal); font-size: 0.46em; }
.hero-stats dd { margin: 10px 0 0; color: rgba(255, 255, 255, 0.62); font-size: 13px; }
.scroll-cue {
  position: absolute;
  right: 42px;
  bottom: 178px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  writing-mode: vertical-rl;
}
.scroll-cue svg { width: 22px; fill: none; stroke: currentColor; stroke-width: 1.5; animation: arrow-drift 1.8s ease-in-out 3; }
@keyframes arrow-drift { 50% { transform: translateY(7px); } }

.section {
  position: relative;
  padding: 150px max(6vw, 28px);
  overflow: hidden;
}
.section[id] { scroll-margin-top: 96px; }
.ivory { background: var(--paper); }
.section-heading { max-width: 850px; }
.section-heading .kicker { color: #a94e19; }
.section-heading h2,
.finale h2,
.overview-dialog h2,
.evidence-dialog h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(42px, 6.1vw, 86px);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 1.07;
}
.section-heading > p:last-child,
.lead {
  max-width: 650px;
  margin: 28px 0 0;
  color: #5d584f;
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.85;
}

.fragment-stage {
  max-width: 1240px;
  margin: 82px auto 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 253, 248, 0.58);
  box-shadow: 0 42px 100px rgba(43, 37, 27, 0.12);
}
.stage-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 12px 18px 12px 24px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
}
.stage-toolbar > div { display: flex; align-items: center; gap: 10px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: #b84c3e; box-shadow: 0 0 0 6px rgba(184, 76, 62, 0.1); }
.fragment-stage[data-network="after"] .status-dot { background: #2f9071; box-shadow: 0 0 0 6px rgba(47, 144, 113, 0.12); }
.mode-toggle {
  gap: 9px;
  padding: 8px 15px;
  color: var(--ink);
  border: 1px solid var(--line);
  background: var(--white);
  font-size: 13px;
}
.mode-toggle:hover { background: var(--signal); border-color: var(--signal); }
.mode-toggle svg { width: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.network {
  position: relative;
  min-height: 620px;
  background:
    radial-gradient(circle at 50% 50%, rgba(242, 140, 69, 0.1), transparent 29%),
    linear-gradient(rgba(17, 16, 14, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 16, 14, 0.045) 1px, transparent 1px);
  background-size: auto, 44px 44px, 44px 44px;
}
.network-lines { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.network-lines path { fill: none; stroke: rgba(17, 16, 14, 0.24); stroke-width: 1.35; stroke-dasharray: 5 9; vector-effect: non-scaling-stroke; transition: stroke 400ms ease, stroke-dasharray 400ms ease; }
.lines-after { opacity: 0; }
.lines-after path { stroke: rgba(47, 144, 113, 0.64); stroke-dasharray: 1 0; }
.fragment-stage[data-network="after"] .lines-before { opacity: 0; }
.fragment-stage[data-network="after"] .lines-after { opacity: 1; }
.node {
  position: absolute;
  z-index: 2;
  min-height: 48px;
  padding: 10px 16px;
  color: var(--ink);
  border: 1px solid rgba(17, 16, 14, 0.22);
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.94);
  box-shadow: 0 8px 24px rgba(21, 17, 12, 0.08);
  cursor: pointer;
  transform: translate(-50%, -50%);
  transition: color 220ms ease, background 220ms ease, border-color 220ms ease, opacity 300ms ease, transform 500ms var(--ease);
}
.node:hover,
.node:focus-visible { z-index: 4; color: var(--white); background: var(--ink); border-color: var(--ink); transform: translate(-50%, -50%) translateY(-4px); }
.node small { display: block; margin-top: 3px; opacity: 0.66; font-size: 11px; }
.node-core { left: 50%; top: 49%; min-width: 180px; border-radius: 18px; }
.n1 { left: 11.5%; top: 15%; }
.n2 { left: 28.5%; top: 11%; }
.n3 { left: 49.5%; top: 10%; }
.n4 { left: 70.5%; top: 12%; }
.n5 { left: 89%; top: 17%; }
.n6 { left: 13%; top: 80%; }
.n7 { left: 35%; top: 87%; }
.n8 { left: 67.5%; top: 87%; }
.n9 { left: 89.5%; top: 78%; color: var(--white); border-color: var(--blue); border-radius: 18px; background: var(--blue); opacity: 0.38; }
.fragment-stage[data-network="after"] .node:not(.node-core):not(.n9) { opacity: 0.72; transform: translate(-50%, -50%) scale(0.92); }
.fragment-stage[data-network="after"] .node-core { color: var(--white); background: var(--signal); border-color: var(--signal); transform: translate(-50%, -50%) scale(0.92); }
.fragment-stage[data-network="after"] .n9 { left: 50%; top: 49%; opacity: 1; transform: translate(-50%, -50%) scale(1.08); }
.fragment-stage[data-network="after"] .node-core { left: 50%; top: 72%; }
.network-note {
  min-height: 64px;
  padding: 18px 24px;
  color: #5f594f;
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.failure-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: 1240px;
  margin: 42px auto 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.failure-card { min-height: 340px; padding: 38px 34px; border-right: 1px solid var(--line); }
.failure-card:last-child { border-right: 0; }
.failure-card .index { color: #9b3d1d; font-family: var(--mono); font-size: 12px; }
.failure-card h3 { margin: 60px 0 18px; font-family: var(--serif); font-size: 27px; line-height: 1.35; }
.failure-card p,
.failure-card blockquote { margin: 0; color: #5f594f; font-size: 15px; }
.failure-card blockquote { padding-left: 18px; border-left: 2px solid var(--signal); }
.failure-card blockquote cite { display: block; margin-top: 15px; color: #9b3d1d; font-family: var(--mono); font-size: 10px; font-style: normal; }

.signal { color: var(--ink); background: var(--signal); }
.signal::before {
  content: "";
  position: absolute;
  top: -16vw;
  right: -12vw;
  width: 50vw;
  aspect-ratio: 1;
  border: 1px solid rgba(17, 16, 14, 0.28);
  border-radius: 50%;
  box-shadow: 0 0 0 5vw rgba(17, 16, 14, 0.035), 0 0 0 10vw rgba(17, 16, 14, 0.025);
}
.platform-intro,
.boundary-head {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 6vw;
  align-items: end;
}
.signal .section-heading .kicker { color: #4a2411; }
.signal .lead { color: rgba(17, 16, 14, 0.76); }
.convergence {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 0.45fr 1fr 0.45fr 1fr;
  align-items: center;
  min-height: 440px;
  margin: 88px 0 42px;
  padding: 38px;
  border: 1px solid rgba(17, 16, 14, 0.24);
  border-radius: var(--radius);
  background: rgba(255, 236, 213, 0.26);
}
.principal-list,
.service-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.principal-list span,
.service-list span {
  min-height: 56px;
  display: grid;
  place-items: center;
  padding: 9px;
  border: 1px solid rgba(17, 16, 14, 0.28);
  border-radius: 12px;
  background: rgba(255, 253, 248, 0.52);
  text-align: center;
  font-size: 13px;
}
.flow-field { position: relative; height: 100%; overflow: hidden; }
.flow-field::before,
.flow-field::after { content: ""; position: absolute; top: 50%; width: 46%; height: 1px; background: var(--ink); }
.flow-field::before { left: 0; transform: rotate(7deg); transform-origin: left; }
.flow-field::after { right: 0; transform: rotate(-7deg); transform-origin: right; }
.flow-field i { position: absolute; top: calc(50% - 3px); left: 8%; width: 6px; height: 6px; border-radius: 50%; background: var(--ink); opacity: 0; }
.convergence.is-visible .flow-field i { animation: flow 2.4s ease-in-out 2 both; }
.flow-field i:nth-child(2) { animation-delay: 0.4s; }.flow-field i:nth-child(3) { animation-delay: 0.8s; }.flow-field i:nth-child(4) { animation-delay: 1.2s; }.flow-field i:nth-child(5) { animation-delay: 1.6s; }.flow-field i:nth-child(6) { animation-delay: 2s; }
@keyframes flow { 0% { left: 8%; opacity: 0; } 30%, 70% { opacity: 1; } 100% { left: 88%; opacity: 0; } }
.platform-core {
  display: grid;
  place-items: center;
  min-height: 210px;
  padding: 24px;
  color: var(--white);
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 0 12px rgba(17, 16, 14, 0.08), 0 32px 54px rgba(17, 16, 14, 0.18);
  text-align: center;
}
.platform-core small { font-family: var(--mono); font-size: 11px; opacity: 0.58; }
.platform-core strong { font-family: var(--serif); font-size: 32px; }
.platform-core span { color: var(--signal-2); font-size: 12px; }
.mechanism-grid { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(17, 16, 14, 0.28); }
.mechanism { min-height: 280px; padding: 34px; border-right: 1px solid rgba(17, 16, 14, 0.28); }
.mechanism:last-child { border-right: 0; }
.mechanism > span { display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid var(--ink); border-radius: 50%; font-size: 13px; }
.mechanism h3 { margin: 50px 0 12px; font-family: var(--serif); font-size: 29px; }
.mechanism p { margin: 0; max-width: 310px; color: rgba(17, 16, 14, 0.7); }

.brain {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(420px, 0.8fr);
  gap: 7vw;
  min-height: 100vh;
  color: var(--white);
  background: var(--blue-2);
}
.brain::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.28;
  background-image: linear-gradient(rgba(143, 215, 255, 0.1) 1px, transparent 1px), linear-gradient(90deg, rgba(143, 215, 255, 0.1) 1px, transparent 1px);
  background-size: 54px 54px;
}
.brain-visual { position: sticky; top: 120px; align-self: start; overflow: hidden; border: 1px solid rgba(143, 215, 255, 0.26); border-radius: var(--radius); background: #0d2638; box-shadow: 0 40px 100px rgba(0, 0, 0, 0.36); }
.brain-visual img { width: 100%; min-height: 560px; object-fit: cover; }
.brain-visual::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 0 90px rgba(2, 10, 16, 0.55); pointer-events: none; }
.scan-line { position: absolute; z-index: 2; top: -6%; left: 0; width: 100%; height: 7%; background: linear-gradient(transparent, rgba(143, 215, 255, 0.18), transparent); }
.brain-visual.is-visible .scan-line { animation: scan 6s ease-in-out 1 both; }
@keyframes scan { 0%, 10% { top: -8%; } 80%, 100% { top: 105%; } }
.visual-caption { position: absolute; z-index: 3; right: 14px; bottom: 14px; left: 14px; display: flex; justify-content: space-between; gap: 12px; padding: 12px 14px; color: rgba(255, 255, 255, 0.78); border: 1px solid rgba(255, 255, 255, 0.16); border-radius: 12px; background: rgba(4, 18, 28, 0.76); backdrop-filter: blur(12px); font-size: 12px; }
.visual-caption span { color: var(--electric); font-family: var(--mono); }
.brain-copy { position: relative; z-index: 2; }
.brain .section-heading .kicker { color: var(--electric); }
.brain .section-heading > p:last-child { color: rgba(255, 255, 255, 0.64); }
.task-loop { list-style: none; margin: 74px 0 0; padding: 0; }
.task-loop li { position: relative; display: grid; grid-template-columns: 54px 1fr; gap: 18px; min-height: 158px; padding: 4px 0 36px; opacity: 0.45; transition: opacity 300ms ease; }
.task-loop li::before { content: ""; position: absolute; top: 42px; bottom: 0; left: 21px; width: 1px; background: rgba(143, 215, 255, 0.28); }
.task-loop li:last-child::before { display: none; }
.task-loop li > span { display: grid; place-items: center; align-self: start; width: 44px; height: 44px; color: var(--electric); border: 1px solid rgba(143, 215, 255, 0.48); border-radius: 50%; font-family: var(--mono); font-size: 11px; }
.task-loop li.active,
.task-loop li:hover { opacity: 1; }
.task-loop li.active > span { color: var(--blue-2); background: var(--electric); box-shadow: 0 0 0 8px rgba(143, 215, 255, 0.1); }
.task-loop h3 { margin: 3px 0 8px; font-family: var(--serif); font-size: 25px; }
.task-loop p { margin: 0; color: rgba(255, 255, 255, 0.6); font-size: 14px; }

.field { color: var(--ink); background: #d7d1c5; }
.field-layout { display: grid; grid-template-columns: 1.35fr 0.65fr; gap: 24px; max-width: 1260px; margin: 72px auto 0; }
.field-photo { position: relative; margin: 0; overflow: hidden; border-radius: var(--radius); background: var(--ink); }
.field-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform 900ms var(--ease); }
.field-photo:hover img { transform: scale(1.035); }
.photo-main { grid-row: span 2; min-height: 780px; }
.photo-small { min-height: 320px; }
.field-photo figcaption { position: absolute; right: 14px; bottom: 14px; left: 14px; padding: 12px 14px; color: var(--white); border-radius: 11px; background: rgba(17, 16, 14, 0.68); backdrop-filter: blur(10px); font-size: 12px; }
.field-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; overflow: hidden; border-radius: var(--radius); background: rgba(17, 16, 14, 0.18); }
.metric { min-height: 225px; display: flex; flex-direction: column; justify-content: space-between; padding: 28px; background: var(--paper); }
.metric strong { font-family: var(--serif); font-size: clamp(42px, 4vw, 66px); line-height: 1; }
.metric sup { color: var(--signal); font-size: 0.5em; }
.metric span { color: var(--muted); font-size: 13px; }

.boundary { color: var(--white); background: var(--ink); }
.boundary .section-heading .kicker { color: var(--signal); }
.boundary .lead { color: rgba(255, 255, 255, 0.62); }
.parking-story { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(330px, 0.75fr); gap: 5vw; align-items: center; max-width: 1260px; margin: 84px auto; }
.parking-image { position: relative; min-height: 560px; overflow: hidden; border-radius: var(--radius); }
.parking-image img { width: 100%; height: 100%; min-height: 560px; object-fit: cover; filter: saturate(0.66) contrast(1.06); }
.parking-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(15, 14, 12, 0.2), rgba(15, 14, 12, 0.03)); }
.boundary-line { position: absolute; z-index: 2; top: -10%; left: 56%; width: 3px; height: 130%; background: var(--signal); box-shadow: 0 0 30px rgba(242, 140, 69, 0.7); transform: rotate(9deg); }
.zone-label { position: absolute; z-index: 3; top: 25px; padding: 10px 14px; border-radius: 10px; background: rgba(17, 16, 14, 0.82); backdrop-filter: blur(8px); font-size: 11px; line-height: 1.35; }
.zone-label b { color: var(--signal-2); font-size: 14px; }
.zone-label.inside { left: 22px; }.zone-label.outside { right: 22px; text-align: right; }
.parking-story blockquote { margin: 0; font-family: var(--serif); font-size: clamp(24px, 2.5vw, 38px); line-height: 1.55; }
.parking-story cite { display: block; margin-top: 32px; color: var(--signal); font-family: var(--mono); font-size: 11px; font-style: normal; letter-spacing: 0.08em; }
.limit-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255, 255, 255, 0.18); border-bottom: 1px solid rgba(255, 255, 255, 0.18); }
.limit-card { min-height: 320px; padding: 34px 26px; border-right: 1px solid rgba(255, 255, 255, 0.18); }
.limit-card:last-child { border-right: 0; }
.limit-card > span { color: var(--signal); font-family: var(--mono); font-size: 11px; }
.limit-card h3 { margin: 76px 0 14px; font-family: var(--serif); font-size: 30px; }
.limit-card p { margin: 0; color: rgba(255, 255, 255, 0.58); font-size: 14px; }

.analysis { background: var(--white); }
.analysis-chain { display: grid; grid-template-columns: 1fr 54px 1fr 54px 1fr 54px 1fr; align-items: stretch; margin: 84px 0 0; }
.analysis-chain article { min-height: 330px; padding: 28px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); }
.analysis-chain i { position: relative; align-self: center; height: 1px; background: rgba(17, 16, 14, 0.35); }
.analysis-chain i::after { content: ""; position: absolute; top: -4px; right: 0; width: 8px; height: 8px; border-top: 1px solid var(--ink); border-right: 1px solid var(--ink); transform: rotate(45deg); }
.chain-label { font-family: var(--mono); color: #a94e19; font-size: 10px; letter-spacing: 0.1em; }
.analysis-chain h3 { margin: 95px 0 16px; font-family: var(--serif); font-size: 27px; }
.analysis-chain p { margin: 0; color: var(--muted); font-size: 14px; }
.analysis-chain .chain-boundary { color: var(--white); border-color: var(--ink); background: var(--ink); }
.analysis-chain .chain-boundary p { color: rgba(255, 255, 255, 0.62); }
.analysis-chain .chain-boundary .chain-label { color: var(--signal); }
.proposition { display: grid; grid-template-columns: 170px 1fr; gap: 28px; align-items: start; margin: 64px 0 0; padding-top: 28px; border-top: 1px solid var(--ink); }
.proposition span { color: #a94e19; font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; }
.proposition p { max-width: 960px; margin: 0; font-family: var(--serif); font-size: clamp(30px, 3.5vw, 52px); line-height: 1.45; }

.finale { min-height: 100svh; display: flex; flex-direction: column; justify-content: center; color: var(--white); background: var(--blue-2); }
.finale-lines { position: absolute; inset: 0; opacity: 0.3; background: radial-gradient(circle at center, rgba(143, 215, 255, 0.18), transparent 30%), repeating-radial-gradient(circle at center, transparent 0 70px, rgba(143, 215, 255, 0.11) 71px 72px); }
.finale-copy { position: relative; z-index: 2; max-width: 1060px; }
.finale .kicker { color: var(--electric); }
.finale h2 { font-size: clamp(50px, 7.8vw, 112px); }
.finale-copy > p:not(.kicker) { max-width: 680px; margin: 32px 0 0; color: rgba(255, 255, 255, 0.66); font-size: 19px; }
.final-actions { display: flex; align-items: center; gap: 28px; margin-top: 44px; }
.text-link { border-bottom: 1px solid rgba(255, 255, 255, 0.4); }
.finale footer { position: absolute; right: max(6vw, 28px); bottom: 30px; left: max(6vw, 28px); z-index: 2; display: flex; justify-content: space-between; gap: 24px; padding-top: 18px; color: rgba(255, 255, 255, 0.62); border-top: 1px solid rgba(255, 255, 255, 0.14); font-size: 11px; }

dialog {
  width: min(900px, calc(100% - 32px));
  max-height: calc(100svh - 32px);
  margin: auto;
  padding: 54px;
  color: var(--ink);
  border: 0;
  border-radius: 24px;
  background: var(--paper);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.5);
}
dialog::backdrop { background: rgba(7, 9, 10, 0.75); backdrop-filter: blur(10px); }
dialog[open] { animation: dialog-in 300ms var(--ease) both; }
@keyframes dialog-in { from { opacity: 0; transform: translateY(20px) scale(0.98); } }
.dialog-close { position: absolute; top: 20px; right: 20px; display: grid; place-items: center; width: 44px; height: 44px; color: var(--ink); border: 1px solid var(--line); border-radius: 50%; background: transparent; cursor: pointer; }
.dialog-close:hover { color: var(--white); background: var(--ink); }
.dialog-close svg { width: 19px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.overview-dialog h2,
.evidence-dialog h2 { font-size: clamp(42px, 6vw, 70px); }
.overview-grid,
.evidence-list { display: grid; grid-template-columns: 1fr 1fr; margin: 42px 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.overview-grid article,
.evidence-list article { min-height: 180px; padding: 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.overview-grid span,
.evidence-list span { color: #a94e19; font-family: var(--mono); font-size: 11px; }
.overview-grid p,
.evidence-list p { margin: 38px 0 0; color: #4f4a42; }
.overview-secondary { display: inline-block; margin-left: 20px; border-bottom: 1px solid currentColor; }
.noscript { position: fixed; right: 16px; bottom: 16px; z-index: 1000; padding: 10px 14px; background: var(--signal); }

.reveal { opacity: 1; transform: none; transition: opacity 800ms var(--ease), transform 800ms var(--ease); }
.motion-ready .reveal { opacity: 0; transform: translateY(28px); }
.motion-ready .reveal.is-visible { opacity: 1; transform: none; }
.reveal:nth-child(2) { transition-delay: 90ms; }.reveal:nth-child(3) { transition-delay: 180ms; }.reveal:nth-child(4) { transition-delay: 270ms; }

/* 首屏信息不能依赖后台标签页里可能被节流的 IntersectionObserver。 */
.story-hero .reveal,
.analysis-masthead .reveal,
.cover-copy .reveal { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav { display: none; }
  .hero-copy { margin-left: 6vw; margin-right: 6vw; }
  .scroll-cue { display: none; }
  .brain { grid-template-columns: 1fr; }
  .brain-visual { position: relative; top: 0; }
  .brain-visual img { min-height: 0; }
  .platform-intro, .boundary-head { grid-template-columns: 1fr; }
  .convergence { grid-template-columns: 1fr; gap: 24px; }
  .flow-field { height: 70px; transform: rotate(90deg); }
  .platform-core { justify-self: center; width: min(260px, 80vw); aspect-ratio: 1; }
  .analysis-chain { grid-template-columns: 1fr; gap: 12px; }
  .analysis-chain i { width: 1px; height: 44px; justify-self: center; }
  .analysis-chain i::after { top: auto; right: -4px; bottom: 0; transform: rotate(135deg); }
  .analysis-chain article { min-height: 230px; }
  .analysis-chain h3 { margin-top: 55px; }
  .parking-story { grid-template-columns: 1fr; }
  .limit-grid { grid-template-columns: 1fr 1fr; }
  .limit-card:nth-child(2) { border-right: 0; }
  .limit-card:nth-child(-n+2) { border-bottom: 1px solid rgba(255, 255, 255, 0.18); }
}

@media (max-width: 760px) {
  .site-header { top: 10px; left: 10px; right: 10px; min-height: 54px; }
  .brand > span:last-child { display: none; }
  .outline-button { min-width: auto; padding-inline: 14px; }
  .section { padding: 110px 20px; }
  .hero-copy { width: auto; margin: 88px 20px 340px; }
  .hero h1 { font-size: clamp(48px, 15vw, 72px); letter-spacing: -0.07em; }
  .hero-deck { font-size: 16px; }
  .hero-scrim { background: linear-gradient(0deg, rgba(12, 12, 11, 0.94) 0%, rgba(12, 12, 11, 0.5) 70%, rgba(12, 12, 11, 0.2)); }
  .hero-stats { right: 20px; bottom: 24px; left: 20px; grid-template-columns: 1fr 1fr; }
  .hero-stats > div { padding: 16px 12px; border-bottom: 1px solid rgba(255, 255, 255, 0.16); }
  .hero-stats > div:nth-child(2) { border-right: 0; }
  .hero-stats > div:nth-child(n+3) { border-bottom: 0; }
  .hero-stats dt { font-size: 36px; }
  .section-heading h2, .finale h2 { font-size: clamp(39px, 12vw, 58px); }
  .fragment-stage { margin-top: 52px; }
  .stage-toolbar { align-items: flex-start; gap: 12px; padding: 14px; }
  .stage-toolbar > div { max-width: 44%; }
  .mode-toggle { min-height: 44px; padding: 7px 11px; }
  .network { min-height: 660px; }
  .network-lines { display: none; }
  .node { font-size: 12px; }
  .node-core { left: 50%; top: 48%; }
  .n1 { left: 20%; top: 13%; }.n2 { left: 70%; top: 10%; }.n3 { left: 45%; top: 23%; }.n4 { left: 77%; top: 31%; }.n5 { left: 22%; top: 33%; }
  .n6 { left: 21%; top: 69%; }.n7 { left: 72%; top: 68%; }.n8 { left: 27%; top: 84%; }.n9 { left: 73%; top: 86%; }
  .failure-grid, .mechanism-grid { grid-template-columns: 1fr; }
  .failure-card, .mechanism { min-height: 250px; border-right: 0; border-bottom: 1px solid var(--line); }
  .failure-card h3, .mechanism h3 { margin-top: 34px; }
  .principal-list, .service-list { grid-template-columns: 1fr 1fr; }
  .convergence { margin-top: 54px; padding: 20px; }
  .brain { padding-top: 100px; }
  .visual-caption { position: relative; right: auto; bottom: auto; left: auto; margin: 0; border: 0; border-radius: 0; }
  .field-layout { grid-template-columns: 1fr; }
  .photo-main { grid-row: auto; min-height: 520px; }
  .field-stats { grid-template-columns: 1fr 1fr; }
  .metric { min-height: 190px; padding: 20px; }
  .parking-image, .parking-image img { min-height: 470px; }
  .limit-grid { grid-template-columns: 1fr; }
  .limit-card { min-height: 240px; border-right: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.18); }
  .limit-card h3 { margin-top: 42px; }
  .proposition { grid-template-columns: 1fr; }
  .finale { justify-content: flex-start; padding-top: 160px; }
  .finale footer { flex-direction: column; }
  dialog { padding: 50px 22px 28px; }
  .overview-grid, .evidence-list { grid-template-columns: 1fr; }
  .overview-grid article, .evidence-list article { min-height: 140px; }
  .overview-grid p, .evidence-list p { margin-top: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* 2026-09 narrative edition: cover, split reading modes, collapsible contents */
.heading-line,
.hero-title-line,
.cover-title-line {
  display: block;
  width: max-content;
  max-width: 100%;
  white-space: nowrap;
  word-break: keep-all;
}

.cover-page {
  min-height: 100svh;
  color: var(--white);
  background: var(--blue-2);
  overflow-x: hidden;
}
.cover-page::before { opacity: 0.09; mix-blend-mode: screen; }
.cover-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  grid-template-rows: auto minmax(0, 1fr) auto;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
}
.cover-image,
.cover-canvas,
.cover-scrim,
.cover-grid,
.cover-signal { position: absolute; inset: 0; width: 100%; height: 100%; }
.cover-image {
  z-index: -6;
  object-fit: cover;
  object-position: center 48%;
  filter: saturate(0.58) contrast(1.08) brightness(0.78);
  transform: scale(1.08);
  animation: cover-breathe 16s var(--ease) both;
}
@keyframes cover-breathe { from { transform: scale(1.15); } to { transform: scale(1.04); } }
.cover-canvas { z-index: -3; opacity: 0.88; }
.cover-scrim {
  z-index: -5;
  background:
    linear-gradient(90deg, rgba(3, 11, 18, 0.96) 0%, rgba(3, 12, 19, 0.72) 52%, rgba(3, 12, 19, 0.46) 100%),
    linear-gradient(0deg, rgba(2, 9, 14, 0.92) 0%, transparent 55%);
}
.cover-grid {
  z-index: -4;
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(143, 215, 255, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 215, 255, 0.18) 1px, transparent 1px);
  background-size: 8vw 8vw;
  mask-image: linear-gradient(to right, black 0 70%, transparent 96%);
}
.cover-signal { z-index: -2; pointer-events: none; }
.cover-signal::before,
.cover-signal::after {
  content: "";
  position: absolute;
  left: 6vw;
  right: 6vw;
  height: 1px;
  background: linear-gradient(90deg, var(--signal), rgba(143, 215, 255, 0.34), transparent);
  transform-origin: left;
  animation: signal-sweep 5.6s var(--ease) infinite;
}
.cover-signal::before { top: 31%; }
.cover-signal::after { top: 69%; animation-delay: -2.8s; }
@keyframes signal-sweep {
  0%, 12% { transform: scaleX(0); opacity: 0; }
  34%, 76% { opacity: 0.72; }
  88%, 100% { transform: scaleX(1); opacity: 0; }
}
.cover-signal i {
  position: absolute;
  width: 7px;
  height: 7px;
  border: 1px solid var(--electric);
  border-radius: 50%;
  box-shadow: 0 0 0 7px rgba(143, 215, 255, 0.08), 0 0 24px rgba(143, 215, 255, 0.6);
  animation: signal-node 5s ease-in-out infinite;
}
.cover-signal i:nth-child(1) { left: 28%; top: 23%; }
.cover-signal i:nth-child(2) { left: 51%; top: 38%; animation-delay: -1s; }
.cover-signal i:nth-child(3) { left: 69%; top: 57%; animation-delay: -2s; }
.cover-signal i:nth-child(4) { left: 43%; top: 76%; animation-delay: -3s; }
.cover-signal i:nth-child(5) { left: 82%; top: 28%; animation-delay: -4s; }
@keyframes signal-node { 0%, 100% { opacity: 0.24; transform: scale(0.8); } 50% { opacity: 1; transform: scale(1.2); } }
.cover-progress {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
}
.cover-header {
  grid-column: 1 / -1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 30px clamp(24px, 4vw, 72px) 0;
}
.cover-competition { display: flex; align-items: center; gap: 14px; color: rgba(255, 255, 255, 0.68); font-size: 11px; line-height: 1.55; letter-spacing: 0.04em; }
.institution-mark { display: block; width: 42px; height: 42px; flex: 0 0 42px; }
.institution-mark img { display: block; width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.28)); }
.cover-team { display: flex; align-items: center; min-height: 48px; gap: 12px; }
.cover-team .team-mark { width: 48px; height: 48px; flex-basis: 48px; padding: 7px; }
.cover-team-wordmark { display: grid; gap: 5px; white-space: nowrap; }
.cover-team strong { display: block; color: #f5f1e8; font-family: var(--serif); font-size: 24px; line-height: 1; letter-spacing: 0.09em; }
.cover-team small { color: #d08b79; font-family: var(--mono); font-size: 8px; line-height: 1; letter-spacing: 0.17em; }
.cover-copy {
  align-self: center;
  width: min(980px, calc(100vw - 430px));
  margin: 6px 0 58px clamp(24px, 7vw, 132px);
}
.cover-kicker { margin: 0 0 18px; color: var(--electric); font-family: var(--mono); font-size: 9px; letter-spacing: 0.14em; }
.cover-title {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(44px, 4.35vw, 78px);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 1.04;
}
.cover-title .title-overline {
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.74);
  font-family: var(--sans);
  font-size: clamp(16px, 1.45vw, 23px);
  font-weight: 500;
  letter-spacing: 0.16em;
}
.cover-title .title-core { text-shadow: 0 10px 30px rgba(0, 0, 0, 0.2); }
.cover-title .accent { color: var(--signal-2); }
.cover-title .title-case {
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(17px, 1.48vw, 25px);
  font-weight: 600;
  letter-spacing: 0.015em;
  line-height: 1.45;
}
.cover-subtitle { max-width: 700px; margin: 22px 0 0; padding-left: 16px; color: rgba(255, 255, 255, 0.64); border-left: 1px solid var(--signal); font-size: clamp(14px, 1.15vw, 17px); line-height: 1.75; text-wrap: pretty; }
.cover-transformation {
  display: grid;
  grid-template-columns: max-content minmax(24px, 92px) max-content minmax(24px, 92px) max-content;
  align-items: center;
  width: min(570px, 100%);
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.38);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
}
.cover-transformation span {
  display: flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  transition: color 700ms ease;
}
.cover-transformation small { color: inherit; font-size: 7px; letter-spacing: 0.04em; opacity: 0.7; }
.cover-transformation i {
  position: relative;
  height: 1px;
  margin-inline: 12px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.13);
}
.cover-transformation i::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--signal), var(--electric));
  transform: translateX(-102%);
  transition: transform 900ms var(--ease);
}
.cover-page[data-cover-stage="fragmentation"] [data-phase="fragmentation"],
.cover-page[data-cover-stage="platformization"] [data-phase="platformization"],
.cover-page[data-cover-stage="intelligentization"] [data-phase="intelligentization"] { color: var(--white); }
.cover-page[data-cover-stage="platformization"] .cover-transformation i:first-of-type::after,
.cover-page[data-cover-stage="intelligentization"] .cover-transformation i::after { transform: translateX(0); }
.cover-page[data-cover-stage="intelligentization"] [data-phase="intelligentization"] { color: var(--electric); }
.cover-actions { display: flex; gap: 12px; margin-top: 28px; }
.cover-primary,
.cover-secondary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-width: 230px;
  min-height: 62px;
  padding: 13px 18px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 14px;
  cursor: pointer;
  transition: background 220ms ease, border-color 220ms ease, color 220ms ease;
}
.cover-primary { color: var(--ink); border-color: var(--signal); background: var(--signal); }
.cover-secondary { color: var(--white); background: rgba(4, 15, 23, 0.52); backdrop-filter: blur(12px); }
.cover-cad { border-color: rgba(143, 215, 255, 0.62); background: rgba(10, 44, 62, 0.68); }
.cover-primary:hover { background: var(--signal-2); border-color: var(--signal-2); }
.cover-secondary:hover { color: var(--ink); border-color: var(--electric); background: var(--electric); }
.cover-actions small { margin-right: 10px; font-family: var(--mono); font-size: 9px; opacity: 0.64; }
.cover-actions svg { width: 22px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.cover-index {
  align-self: center;
  width: 292px;
  margin: 0 clamp(24px, 4vw, 72px) 70px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
}
.cover-index a {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 4px 10px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  transition: padding-left 220ms var(--ease), border-color 220ms ease;
}
.cover-index a:hover { padding-left: 10px; border-color: var(--signal); }
.cover-index .cover-index-assistant { border-bottom-color: rgba(242, 140, 69, 0.8); }
.cover-index .cover-index-assistant strong { color: #f4dfad; }
.cover-index span { grid-row: span 2; color: var(--signal); font-family: var(--mono); font-size: 10px; }
.cover-index strong { font-family: var(--serif); font-size: 22px; line-height: 1.1; }
.cover-index small { color: rgba(255, 255, 255, 0.46); font-size: 11px; white-space: nowrap; }
.cover-footer {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  margin: 0 clamp(24px, 4vw, 72px);
  padding: 18px 0 24px;
  color: rgba(255, 255, 255, 0.42);
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}
.cover-live { display: flex; align-items: center; gap: 8px; color: rgba(255, 255, 255, 0.62); }
.cover-live i { width: 7px; height: 7px; border-radius: 50%; background: #65d39e; box-shadow: 0 0 0 6px rgba(101, 211, 158, 0.1); }

.with-sidebar {
  --sidebar-width: 286px;
  --sidebar-rail: 76px;
  min-width: 320px;
  overflow-x: hidden;
}
.case-sidebar {
  position: fixed;
  z-index: 1000;
  top: 12px;
  bottom: 12px;
  left: 12px;
  display: flex;
  flex-direction: column;
  width: calc(var(--sidebar-width) - 24px);
  overflow: hidden;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 20px;
  background: rgba(8, 15, 20, 0.96);
  box-shadow: 16px 0 60px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(18px);
  transition: width 360ms var(--ease), transform 360ms var(--ease);
}
.sidebar-head { display: flex; align-items: center; justify-content: space-between; min-height: 76px; padding: 12px; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.sidebar-brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.sidebar-brand > span:last-child { display: grid; gap: 1px; white-space: nowrap; }
.sidebar-brand strong { font-family: var(--serif); font-size: 16px; letter-spacing: 0.06em; }
.sidebar-brand small { color: rgba(225, 153, 135, 0.84); font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; }
.sidebar-toggle,
.mobile-menu {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  color: inherit;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  background: transparent;
  cursor: pointer;
}
.sidebar-toggle:hover { color: var(--ink); background: var(--signal); border-color: var(--signal); }
.sidebar-toggle svg,
.mobile-menu svg { width: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; transition: transform 300ms var(--ease); }
.view-switch { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; margin: 12px; padding: 5px; border-radius: 12px; background: rgba(255, 255, 255, 0.055); }
.view-switch a { display: grid; place-items: center; min-height: 50px; padding: 7px; border-radius: 9px; color: rgba(255, 255, 255, 0.5); }
.view-switch a.active { color: var(--ink); background: var(--signal); }
.view-switch span { font-family: var(--serif); font-size: 15px; font-weight: 700; }
.view-switch small { font-family: var(--mono); font-size: 7px; letter-spacing: 0.12em; }
.side-nav { flex: 1; min-height: 0; overflow-y: auto; padding: 5px 12px 18px; scrollbar-width: thin; scrollbar-color: rgba(255, 255, 255, 0.18) transparent; }
.side-nav a {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 0 9px;
  min-height: 64px;
  padding: 12px 10px;
  color: rgba(255, 255, 255, 0.58);
  border-left: 2px solid rgba(255, 255, 255, 0.1);
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
}
.side-nav a:hover,
.side-nav a.active { color: var(--white); border-color: var(--signal); background: rgba(255, 255, 255, 0.055); }
.side-nav a > span { grid-row: span 2; color: var(--signal); font-family: var(--mono); font-size: 9px; }
.side-nav b { overflow: hidden; font-family: var(--serif); font-size: 16px; line-height: 1.15; white-space: nowrap; text-overflow: ellipsis; }
.side-nav small { overflow: hidden; color: rgba(255, 255, 255, 0.62); font-size: 10px; white-space: nowrap; text-overflow: ellipsis; }
.sidebar-foot { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; padding: 12px; border-top: 1px solid rgba(255, 255, 255, 0.1); }
.sidebar-foot a,
.sidebar-foot button { display: grid; place-items: center; min-height: 44px; padding: 6px 4px; color: rgba(255, 255, 255, 0.66); border: 1px solid rgba(255, 255, 255, 0.13); border-radius: 10px; background: transparent; cursor: pointer; font-size: 9px; white-space: nowrap; }
.sidebar-foot a:hover,
.sidebar-foot button:hover { color: var(--ink); border-color: var(--electric); background: var(--electric); }
.page-shell { margin-left: var(--sidebar-width); transition: margin-left 360ms var(--ease); }
.page-topbar {
  position: fixed;
  z-index: 900;
  top: 18px;
  right: 24px;
  left: calc(var(--sidebar-width) + 22px);
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 48px;
  padding: 7px 10px 7px 16px;
  color: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 14px;
  background: rgba(8, 15, 20, 0.76);
  backdrop-filter: blur(18px);
  font-size: 11px;
  transition: left 360ms var(--ease);
}
.page-topbar strong { color: var(--white); }
.topbar-next { margin-left: auto; min-height: 34px; padding: 7px 12px; color: var(--white); border-radius: 9px; background: rgba(255, 255, 255, 0.08); white-space: nowrap; }
.topbar-next:hover { color: var(--ink); background: var(--signal); }
.mobile-menu { display: none; }
.sidebar-backdrop { display: none; }
.sidebar-collapsed .case-sidebar { width: calc(var(--sidebar-rail) - 18px); }
.sidebar-collapsed .page-shell { margin-left: var(--sidebar-rail); }
.sidebar-collapsed .page-topbar { left: calc(var(--sidebar-rail) + 22px); }
.sidebar-collapsed .sidebar-brand > span:last-child,
.sidebar-collapsed .view-switch,
.sidebar-collapsed .side-nav b,
.sidebar-collapsed .side-nav small,
.sidebar-collapsed .sidebar-foot { display: none; }
.sidebar-collapsed .sidebar-head { justify-content: center; padding: 7px; }
.sidebar-collapsed .sidebar-brand { display: none; }
.sidebar-collapsed .sidebar-toggle svg { transform: rotate(180deg); }
.sidebar-collapsed .side-nav { padding: 12px 7px; }
.sidebar-collapsed .side-nav a { grid-template-columns: 1fr; place-items: center; min-height: 48px; padding: 8px 4px; border-left: 0; border-bottom: 2px solid transparent; }
.sidebar-collapsed .side-nav a > span { grid-row: auto; }
.sidebar-collapsed .side-nav a.active { border-bottom-color: var(--signal); }

.with-sidebar .story-hero { min-height: 100svh; }
.with-sidebar .hero-copy { width: min(820px, calc(100% - 10vw)); margin-left: max(6vw, 40px); margin-right: max(6vw, 40px); }
.with-sidebar .hero h1 { font-size: clamp(48px, 6.7vw, 104px); letter-spacing: -0.055em; }
.with-sidebar .hero h1 .hero-title-line { color: var(--white); }
.with-sidebar .hero h1 .hero-title-line.accent { color: var(--signal-2); }
.with-sidebar .section { padding-inline: max(5.5vw, 32px); }
.with-sidebar .section-heading h2,
.with-sidebar .finale h2 { font-size: clamp(34px, 5.2vw, 78px); letter-spacing: -0.045em; }
.with-sidebar .brain .section-heading h2 { font-size: clamp(32px, 4.4vw, 64px); }
.failure-card h3,
.mechanism h3 { text-wrap: balance; }
.with-sidebar .section-heading h2,
.with-sidebar .finale h2,
.analysis-heading h2,
.analysis-masthead h1,
.analysis-finale h2 { word-break: keep-all; overflow-wrap: normal; text-wrap: balance; }

.analysis-page { background: var(--paper); }
.analysis-masthead {
  position: relative;
  min-height: 100svh;
  padding: 150px max(5.5vw, 32px) 80px;
  overflow: hidden;
  color: var(--white);
  background: var(--blue-2);
}
.analysis-masthead::before { content: ""; position: absolute; inset: 0; opacity: 0.42; background-image: linear-gradient(rgba(143, 215, 255, 0.09) 1px, transparent 1px), linear-gradient(90deg, rgba(143, 215, 255, 0.09) 1px, transparent 1px); background-size: 62px 62px; }
.analysis-orbit { position: absolute; top: -18vw; right: -9vw; width: min(68vw, 980px); aspect-ratio: 1; border: 1px solid rgba(143, 215, 255, 0.14); border-radius: 50%; box-shadow: 0 0 0 8vw rgba(143, 215, 255, 0.025), 0 0 0 16vw rgba(143, 215, 255, 0.018); animation: orbit-drift 18s ease-out 1 both; }
.analysis-orbit i { position: absolute; width: 8px; height: 8px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 22px var(--signal); }
.analysis-orbit i:nth-child(1) { top: 18%; left: 22%; }.analysis-orbit i:nth-child(2) { top: 54%; left: -4px; }.analysis-orbit i:nth-child(3) { right: 15%; bottom: 17%; }
@keyframes orbit-drift { to { transform: rotate(360deg); } }
.analysis-masthead-copy { position: relative; z-index: 2; max-width: 980px; }
.analysis-masthead .kicker { color: var(--electric); }
.analysis-masthead h1 { margin: 0; font-family: var(--serif); font-size: clamp(48px, 7vw, 104px); line-height: 1.03; letter-spacing: -0.055em; }
.analysis-masthead h1 .accent,
.analysis-finale .accent { color: var(--signal-2); }
.analysis-masthead-copy > p:last-child { max-width: 720px; margin: 30px 0 0; color: rgba(255, 255, 255, 0.64); font-size: clamp(16px, 1.5vw, 20px); line-height: 1.8; text-wrap: pretty; }
.question-grid { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(3, 1fr); max-width: 1180px; margin-top: 72px; border-top: 1px solid rgba(255, 255, 255, 0.18); border-bottom: 1px solid rgba(255, 255, 255, 0.18); }
.question-grid article { min-height: 220px; padding: 26px; border-right: 1px solid rgba(255, 255, 255, 0.18); }
.question-grid article:last-child { border-right: 0; }
.question-grid span { color: var(--signal); font-family: var(--mono); font-size: 10px; }
.question-grid h2 { margin: 44px 0 10px; font-family: var(--serif); font-size: clamp(22px, 2vw, 29px); white-space: nowrap; }
.question-grid p { margin: 0; color: rgba(255, 255, 255, 0.5); font-size: 13px; }
.analysis-section { position: relative; padding: 140px max(5.5vw, 32px); overflow: hidden; scroll-margin-top: 80px; }
.analysis-heading { position: relative; z-index: 2; max-width: 1040px; }
.analysis-heading .kicker { color: #9f4818; }
.analysis-heading h2 { margin: 0; font-family: var(--serif); font-size: clamp(34px, 5.3vw, 80px); line-height: 1.06; letter-spacing: -0.045em; }
.analysis-heading > p:last-child { max-width: 720px; margin: 26px 0 0; color: #5a554d; font-size: clamp(16px, 1.35vw, 19px); line-height: 1.8; text-wrap: pretty; }
.framework-section { background: var(--white); }
.framework-track { display: grid; grid-template-columns: 1fr 48px 1fr 48px 1fr 48px 1fr; align-items: center; max-width: 1240px; margin: 78px auto 0; padding: 0; list-style: none; }
.framework-node { display: flex; flex-direction: column; min-height: 260px; padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); }
.framework-node > span { color: #9f4818; font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; }
.framework-node strong { margin-top: auto; font-family: var(--serif); font-size: 30px; white-space: nowrap; }
.framework-node p { margin: 9px 0 0; color: var(--muted); font-size: 12px; }
.framework-node.platform { color: var(--ink); background: var(--signal); border-color: var(--signal); }
.framework-node.intelligence { color: var(--white); background: var(--blue); border-color: var(--blue); }
.framework-node.intelligence > span { color: var(--electric); }.framework-node.intelligence p { color: rgba(255, 255, 255, 0.56); }
.framework-node.institution { color: var(--white); background: var(--ink); border-color: var(--ink); }.framework-node.institution > span { color: var(--signal); }.framework-node.institution p { color: rgba(255, 255, 255, 0.55); }
.framework-track > .framework-connector { position: relative; height: 1px; background: rgba(17, 16, 14, 0.38); }
.framework-track > .framework-connector::after { content: ""; position: absolute; top: -4px; right: 0; width: 8px; height: 8px; border-top: 1px solid var(--ink); border-right: 1px solid var(--ink); transform: rotate(45deg); }
.framework-track.reveal > .framework-node { transition: transform 720ms var(--ease), box-shadow 720ms var(--ease); }
.framework-track.reveal.is-visible > .framework-node:nth-child(1) { transition-delay: 80ms; }
.framework-track.reveal.is-visible > .framework-node:nth-child(3) { transition-delay: 220ms; }
.framework-track.reveal.is-visible > .framework-node:nth-child(5) { transition-delay: 360ms; }
.framework-track.reveal.is-visible > .framework-node:nth-child(7) { transition-delay: 500ms; }
.framework-track.reveal.is-visible > .framework-node { transform: translateY(-6px); }
.framework-track.reveal.is-visible > .framework-node.platform { box-shadow: 0 22px 48px rgba(242, 140, 69, 0.2); }
.framework-track.reveal.is-visible > .framework-node.intelligence { box-shadow: 0 22px 48px rgba(20, 47, 73, 0.22); }
.analysis-thesis { max-width: 1060px; margin: 74px 0 0 auto; padding: 34px 0 0 80px; border-top: 1px solid var(--ink); font-family: var(--serif); font-size: clamp(27px, 3vw, 46px); line-height: 1.5; }
.transaction-section { background: var(--paper-2); }
.transaction-grid { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 1240px; margin: 74px auto 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.transaction-card { position: relative; min-height: 420px; padding: 34px; border-right: 1px solid rgba(17, 16, 14, 0.22); }
.transaction-card:last-child { border-right: 0; }
.transaction-no { position: absolute; top: 28px; right: 28px; color: var(--signal); font-family: var(--serif); font-size: 52px; opacity: 0.4; }
.transaction-card small { color: #9f4818; font-family: var(--mono); font-size: 9px; }
.transaction-card h3 { margin: 112px 0 18px; font-family: var(--serif); font-size: 34px; white-space: nowrap; }
.transaction-card p { max-width: 300px; margin: 0; color: #5b564e; }
.transaction-card ul { display: grid; gap: 8px; margin: 32px 0 0; padding: 0; list-style: none; }
.transaction-card li { padding-top: 8px; border-top: 1px solid rgba(17, 16, 14, 0.15); font-size: 12px; }
.failure-ledger { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 1240px; margin: 44px auto 0; gap: 12px; }
.failure-ledger > div { min-height: 180px; padding: 24px; border-radius: 14px; background: rgba(255, 253, 248, 0.62); }
.failure-ledger span { color: #9f4818; font-family: var(--mono); font-size: 9px; }
.failure-ledger strong { display: block; margin: 32px 0 7px; font-family: var(--serif); font-size: 24px; }
.failure-ledger p { margin: 0; color: var(--muted); font-size: 12px; }
.platform-analysis { background: var(--signal); }
.platform-analysis .analysis-heading .kicker { color: #4b2512; }
.platform-analysis .analysis-heading > p:last-child { color: rgba(17, 16, 14, 0.7); }
.before-after { display: grid; grid-template-columns: 1fr 120px 1fr; align-items: stretch; max-width: 1240px; margin: 74px auto 0; }
.before-panel,
.after-panel { min-height: 520px; padding: 36px; border: 1px solid rgba(17, 16, 14, 0.28); border-radius: 22px; }
.before-panel { background: rgba(255, 247, 237, 0.2); }
.after-panel { color: var(--white); background: var(--ink); }
.before-after small { font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; }
.before-after h3 { margin: 54px 0 28px; font-family: var(--serif); font-size: clamp(30px, 3.4vw, 48px); line-height: 1.2; }
.before-after p { margin: 28px 0 0; color: rgba(17, 16, 14, 0.67); }
.after-panel p { color: rgba(255, 255, 255, 0.56); }
.interface-cloud { position: relative; height: 150px; }
.interface-cloud i { position: absolute; width: 12px; height: 12px; border: 1px solid var(--ink); border-radius: 50%; }
.interface-cloud i::after { content: ""; position: absolute; top: 5px; left: 5px; width: 110px; height: 1px; background: rgba(17, 16, 14, 0.24); transform-origin: left; }
.interface-cloud i:nth-child(1) { left: 4%; top: 15%; }.interface-cloud i:nth-child(2) { left: 28%; top: 5%; }.interface-cloud i:nth-child(3) { left: 54%; top: 24%; }.interface-cloud i:nth-child(4) { left: 82%; top: 10%; }.interface-cloud i:nth-child(5) { left: 16%; top: 74%; }.interface-cloud i:nth-child(6) { left: 40%; top: 56%; }.interface-cloud i:nth-child(7) { left: 68%; top: 78%; }.interface-cloud i:nth-child(8) { left: 90%; top: 60%; }.interface-cloud i:nth-child(9) { left: 48%; top: 92%; }
.transform-arrow { display: grid; place-items: center; align-content: center; gap: 12px; font-family: var(--mono); font-size: 8px; letter-spacing: 0.08em; writing-mode: vertical-rl; }
.transform-arrow svg { width: 66px; fill: none; stroke: var(--ink); stroke-width: 1; transform: rotate(0deg); }
.single-interface { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.single-interface span { display: grid; place-items: center; min-height: 48px; color: rgba(255, 255, 255, 0.55); border: 1px solid rgba(255, 255, 255, 0.18); border-radius: 10px; font-size: 11px; }
.single-interface strong { grid-column: 1 / -1; display: grid; place-items: center; min-height: 76px; color: var(--ink); border-radius: 12px; background: var(--signal); font-family: var(--serif); font-size: 26px; }
.logic-strip { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 1240px; margin: 28px auto 0; border-top: 1px solid rgba(17, 16, 14, 0.32); }
.logic-strip > div { min-height: 150px; padding: 24px; border-right: 1px solid rgba(17, 16, 14, 0.22); }.logic-strip > div:last-child { border-right: 0; }
.logic-strip span { font-family: var(--serif); font-size: 23px; font-weight: 700; white-space: nowrap; }
.logic-strip p { margin: 26px 0 0; color: rgba(17, 16, 14, 0.64); font-size: 12px; }
.intelligence-analysis { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 64px; color: var(--white); background: var(--blue-2); }
.intelligence-analysis::before { content: ""; position: absolute; inset: 0; opacity: 0.3; background-image: linear-gradient(rgba(143, 215, 255, 0.1) 1px, transparent 1px), linear-gradient(90deg, rgba(143, 215, 255, 0.1) 1px, transparent 1px); background-size: 54px 54px; }
.intelligence-analysis .analysis-heading .kicker { color: var(--electric); }
.intelligence-analysis .analysis-heading > p:last-child { color: rgba(255, 255, 255, 0.58); }
.intelligence-analysis-visual { position: relative; z-index: 2; grid-row: span 2; align-self: start; min-height: 660px; overflow: hidden; border: 1px solid rgba(143, 215, 255, 0.24); border-radius: 22px; background: #092033; }
.intelligence-analysis-visual img { width: 100%; height: 660px; object-fit: cover; }
.intelligence-analysis-visual::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 0 100px rgba(0, 0, 0, 0.72); }
.intelligence-analysis-visual > span { position: absolute; z-index: 3; right: 16px; bottom: 16px; left: 16px; padding: 12px; color: var(--electric); border: 1px solid rgba(143, 215, 255, 0.22); border-radius: 10px; background: rgba(4, 17, 26, 0.76); font-family: var(--mono); font-size: 9px; }
.analysis-scan { position: absolute; z-index: 2; top: -8%; left: 0; width: 100%; height: 10%; background: linear-gradient(transparent, rgba(143, 215, 255, 0.25), transparent); }
.intelligence-analysis-visual.is-visible .analysis-scan { animation: scan 6.5s ease-in-out 1 both; }
.capability-loop { position: relative; z-index: 2; display: grid; gap: 0; margin: 10px 0 0; padding: 0; list-style: none; }
.capability-loop li { display: grid; grid-template-columns: 38px 128px minmax(0, 1fr); align-items: baseline; gap: 12px; padding: 18px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.14); }
.capability-loop li > span { color: var(--electric); font-family: var(--mono); font-size: 9px; }.capability-loop strong { font-family: var(--serif); font-size: 20px; white-space: nowrap; }.capability-loop p { margin: 0; color: rgba(255, 255, 255, 0.5); font-size: 12px; }
.analysis-conclusion { position: relative; z-index: 2; grid-column: 1 / -1; max-width: 940px; margin: 40px 0 0 auto; padding-top: 28px; border-top: 1px solid rgba(143, 215, 255, 0.4); font-family: var(--serif); font-size: clamp(26px, 2.8vw, 42px); line-height: 1.55; }
.institution-section { color: var(--white); background: var(--ink); }
.institution-section .analysis-heading .kicker { color: var(--signal); }.institution-section .analysis-heading > p:last-child { color: rgba(255, 255, 255, 0.56); }
.tension-table { max-width: 1240px; margin: 72px auto 0; border-top: 1px solid rgba(255, 255, 255, 0.25); }
.tension-row { display: grid; grid-template-columns: 0.65fr 1fr 1.25fr 1.4fr; min-height: 126px; border-bottom: 1px solid rgba(255, 255, 255, 0.18); }
.tension-row > * { display: flex; align-items: center; margin: 0; padding: 24px; border-right: 1px solid rgba(255, 255, 255, 0.12); }.tension-row > *:last-child { border-right: 0; }
.tension-row strong { color: var(--signal-2); font-family: var(--serif); font-size: 24px; white-space: nowrap; }
.tension-row span,
.tension-row p { color: rgba(255, 255, 255, 0.58); font-size: 12px; }
.tension-head { min-height: 58px; font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; }
.tension-head span { color: rgba(255, 255, 255, 0.58); }
.boundary-verdict { display: grid; grid-template-columns: 160px 1fr; gap: 40px; max-width: 1120px; margin: 70px 0 0 auto; padding-top: 30px; border-top: 2px solid var(--signal); }
.boundary-verdict span { color: var(--signal); font-family: var(--mono); font-size: 10px; }.boundary-verdict p { margin: 0; font-family: var(--serif); font-size: clamp(25px, 3vw, 44px); line-height: 1.5; }
.propositions-section { background: var(--white); }
.proposition-stack { max-width: 1240px; margin: 72px auto 0; border-top: 1px solid var(--ink); }
.proposition-card { display: grid; grid-template-columns: 80px 220px minmax(0, 1fr); gap: 24px; align-items: center; min-height: 150px; padding: 24px 10px; border-bottom: 1px solid rgba(17, 16, 14, 0.18); }
.proposition-card > span { color: var(--signal); font-family: var(--serif); font-size: 34px; }.proposition-card strong { font-family: var(--serif); font-size: 21px; white-space: nowrap; }.proposition-card p { margin: 0; color: #5b564e; line-height: 1.75; }
.implications-section { background: var(--paper-2); }
.implication-grid { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 1240px; margin: 72px auto 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.implication-grid article { min-height: 320px; padding: 30px; border-right: 1px solid rgba(17, 16, 14, 0.18); }.implication-grid article:last-child { border-right: 0; }
.implication-grid span { color: #9f4818; font-family: var(--mono); font-size: 10px; }.implication-grid h3 { margin: 92px 0 16px; font-family: var(--serif); font-size: 28px; white-space: nowrap; }.implication-grid p { margin: 0; color: var(--muted); font-size: 13px; }
.transfer-note { display: grid; grid-template-columns: 180px 1fr; gap: 30px; max-width: 1040px; margin: 70px 0 0 auto; padding-top: 28px; border-top: 1px solid var(--ink); }.transfer-note strong { font-family: var(--serif); font-size: 22px; }.transfer-note p { margin: 0; color: #5a554d; font-size: 17px; line-height: 1.8; }
.analysis-finale { position: relative; display: flex; flex-direction: column; justify-content: center; min-height: 100svh; padding: 140px max(5.5vw, 32px) 100px; overflow: hidden; color: var(--white); background: var(--blue-2); }
.analysis-finale::before { content: ""; position: absolute; inset: 0; opacity: 0.35; background: radial-gradient(circle at 70% 42%, rgba(143, 215, 255, 0.2), transparent 24%), repeating-radial-gradient(circle at 70% 42%, transparent 0 80px, rgba(143, 215, 255, 0.08) 81px 82px); }
.analysis-finale-copy { position: relative; z-index: 2; max-width: 1100px; }.analysis-finale .kicker { color: var(--electric); }.analysis-finale h2 { margin: 0; font-family: var(--serif); font-size: clamp(48px, 7vw, 104px); line-height: 1.04; letter-spacing: -0.05em; }.analysis-finale-copy > p:not(.kicker) { max-width: 720px; margin: 30px 0 0; color: rgba(255, 255, 255, 0.7); font-size: 18px; }.analysis-finale footer { position: absolute; z-index: 2; right: max(5.5vw, 32px); bottom: 28px; left: max(5.5vw, 32px); display: flex; justify-content: space-between; padding-top: 16px; color: rgba(255, 255, 255, 0.62); border-top: 1px solid rgba(255, 255, 255, 0.14); font-size: 10px; }

@media (max-width: 1180px) {
  .cover-hero { grid-template-columns: 1fr; }
  .cover-copy { width: min(860px, calc(100vw - 64px)); margin-left: 6vw; }
  .cover-index { position: absolute; right: 0; bottom: 72px; width: min(90vw, 960px); margin: 0 5vw; display: grid; grid-template-columns: repeat(4, 1fr); }
  .cover-index a { padding: 15px; border-top: 1px solid rgba(255, 255, 255, 0.16); }
  .cover-index small { white-space: normal; }
  .cover-copy { margin-bottom: 210px; }
  .cover-footer { position: absolute; right: 0; bottom: 0; left: 0; }
  .framework-track { grid-template-columns: 1fr; gap: 12px; }
  .framework-track > .framework-connector { justify-self: center; width: 1px; height: 34px; }.framework-track > .framework-connector::after { top: auto; right: -4px; bottom: 0; transform: rotate(135deg); }
  .framework-node { min-height: 180px; }
  .before-after { grid-template-columns: 1fr; gap: 18px; }.transform-arrow { writing-mode: horizontal-tb; }.transform-arrow svg { transform: rotate(90deg); }
  .intelligence-analysis { grid-template-columns: 1fr; }.intelligence-analysis-visual { grid-row: auto; min-height: 0; }.intelligence-analysis-visual img { height: auto; min-height: 420px; }.analysis-conclusion { grid-column: auto; }
  .with-sidebar .mechanism-grid { grid-template-columns: 1fr; }
  .with-sidebar .mechanism { min-height: 230px; border-right: 0; border-bottom: 1px solid rgba(17, 16, 14, 0.24); }
  .with-sidebar .mechanism h3 { margin-top: 34px; }
}

@media (max-width: 900px) {
  body.sidebar-open { overflow: hidden; }
  .case-sidebar { width: min(310px, calc(100vw - 24px)); transform: translateX(calc(-100% - 24px)); }
  .sidebar-open .case-sidebar { transform: translateX(0); }
  .sidebar-backdrop { position: fixed; z-index: 990; inset: 0; display: block; visibility: hidden; opacity: 0; background: rgba(2, 8, 12, 0.68); backdrop-filter: blur(5px); transition: opacity 220ms ease, visibility 220ms ease; }
  .sidebar-open .sidebar-backdrop { visibility: visible; opacity: 1; }
  .page-shell,
  .sidebar-collapsed .page-shell { margin-left: 0; }
  .page-topbar,
  .sidebar-collapsed .page-topbar { top: 10px; right: 10px; left: 10px; }
  .mobile-menu { display: grid; margin-right: 2px; color: var(--white); }
  .sidebar-toggle { display: none; }
  .with-sidebar .hero-copy { margin-left: 28px; margin-right: 28px; }
  .question-grid { grid-template-columns: 1fr; }.question-grid article { min-height: 150px; border-right: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.15); }.question-grid article:last-child { border-bottom: 0; }.question-grid h2 { margin-top: 24px; }
  .transaction-grid,
  .failure-ledger,
  .logic-strip,
  .implication-grid { grid-template-columns: 1fr; }
  .transaction-card,
  .implication-grid article { min-height: 280px; border-right: 0; border-bottom: 1px solid rgba(17, 16, 14, 0.18); }.transaction-card h3 { margin-top: 64px; }
  .logic-strip > div { border-right: 0; border-bottom: 1px solid rgba(17, 16, 14, 0.18); }
  .tension-head { display: none; }.tension-row { grid-template-columns: 1fr 1fr; }.tension-row > * { display: grid; align-content: center; min-height: 96px; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }.tension-row > *:nth-child(2n) { border-right: 0; }
  .tension-row:not(.tension-head) > *::before { margin-bottom: 7px; color: var(--electric); font-family: var(--mono); font-size: 8px; font-weight: 500; letter-spacing: 0.06em; }
  .tension-row:not(.tension-head) > *:nth-child(1)::before { content: "治理边界"; }
  .tension-row:not(.tension-head) > *:nth-child(2)::before { content: "效率逻辑"; }
  .tension-row:not(.tension-head) > *:nth-child(3)::before { content: "合法性约束"; }
  .tension-row:not(.tension-head) > *:nth-child(4)::before { content: "结论"; }
  .proposition-card { grid-template-columns: 54px 1fr; }.proposition-card p { grid-column: 2; }
  .analysis-thesis { padding-left: 0; }
}

@media (max-width: 600px) {
  .cover-hero { display: block; min-height: max(100svh, 970px); padding-bottom: 340px; }
  .cover-header { padding: 18px 18px 0; }
  .cover-competition { max-width: 58%; font-size: 8px; }.cover-competition .institution-mark { width: 31px; height: 31px; flex-basis: 31px; }
  .cover-team { min-height: 36px; gap: 8px; }.cover-team .team-mark { width: 36px; height: 36px; flex-basis: 36px; padding: 5px; }.cover-team-wordmark { gap: 3px; }.cover-team strong { font-size: 18px; }.cover-team small { font-size: 6px; letter-spacing: 0.12em; }
  .cover-copy { width: auto; margin: 12vh 20px 0; }
  .cover-kicker { max-width: 270px; font-size: 7px; line-height: 1.6; }
  .cover-title { font-size: clamp(23px, 7.15vw, 34px); letter-spacing: -0.04em; }
  .cover-title .title-overline { margin-bottom: 8px; font-size: clamp(13px, 3.8vw, 16px); letter-spacing: 0.09em; }
  .cover-title .title-case { margin-top: 13px; font-size: clamp(11px, 3.15vw, 14px); letter-spacing: 0; }
  .cover-subtitle { margin-top: 16px; padding-left: 11px; font-size: 12px; }
  .cover-transformation { grid-template-columns: max-content minmax(10px, 1fr) max-content minmax(10px, 1fr) max-content; margin-top: 15px; font-size: 8px; }
  .cover-transformation i { margin-inline: 7px; }
  .cover-actions { display: grid; gap: 8px; margin-top: 20px; }.cover-primary, .cover-secondary { min-width: 0; min-height: 52px; }
  .cover-index { right: 18px; bottom: 57px; left: 18px; width: auto; margin: 0; grid-template-columns: 1fr; border-top: 0; }
  .cover-index a { grid-template-columns: 26px 86px 1fr; align-items: center; padding: 10px 0; }.cover-index a:hover { padding-left: 5px; }.cover-index span { grid-row: auto; }.cover-index strong { font-size: 16px; }.cover-index small { font-size: 8px; }
  .cover-footer { margin-inline: 18px; padding-bottom: 15px; font-size: 7px; }.cover-footer > span:first-child { display: none; }
  .cover-grid { background-size: 22vw 22vw; }
  .topbar-next { font-size: 0; }.topbar-next span { font-size: 16px; }
  .with-sidebar .section,
  .analysis-section { padding: 100px 20px; }
  .with-sidebar .hero-copy { width: auto; margin: 104px 20px 330px; }
  .with-sidebar .story-hero { min-height: 900px; }
  .with-sidebar .story-hero .hero-copy { align-self: start; margin: 132px 20px 0; }
  .with-sidebar .hero h1 { font-size: clamp(40px, 12.3vw, 58px); }
  .with-sidebar .section-heading h2,
  .analysis-heading h2 { font-size: clamp(23px, 7.3vw, 42px); }
  .with-sidebar .finale h2 { font-size: clamp(23px, 6.9vw, 42px); }
  .implications-section .analysis-heading h2 { font-size: clamp(22px, 6.5vw, 40px); }
  .analysis-masthead { padding: 130px 20px 80px; }
  .analysis-masthead h1,
  .analysis-finale h2 { font-size: clamp(31px, 8.2vw, 58px); }
  .analysis-masthead-copy > p:last-child { font-size: 15px; }
  .question-grid { margin-top: 48px; }.question-grid h2 { font-size: 22px; }
  .framework-node { min-height: 150px; }.framework-node strong { font-size: 26px; }
  .analysis-thesis { margin-top: 50px; font-size: 24px; }
  .before-panel,
  .after-panel { min-height: 420px; padding: 24px; }.before-after h3 { font-size: 30px; }
  .capability-loop li { grid-template-columns: 34px 1fr; }.capability-loop li p { grid-column: 2; }
  .intelligence-analysis-visual img { min-height: 360px; }
  .tension-row { grid-template-columns: 1fr; }.tension-row > * { min-height: 70px; border-right: 0; }.tension-row strong { font-size: 21px; }
  .boundary-verdict,
  .transfer-note { grid-template-columns: 1fr; gap: 14px; }.boundary-verdict p { font-size: 24px; }
  .proposition-card { grid-template-columns: 44px 1fr; gap: 16px; }.proposition-card > span { font-size: 26px; }.proposition-card strong { font-size: 19px; }.proposition-card p { font-size: 14px; }
  .analysis-finale { padding: 120px 20px 130px; }.analysis-finale footer { right: 20px; bottom: 18px; left: 20px; flex-direction: column; gap: 5px; }
  .final-actions { flex-wrap: wrap; }
}

@media (max-width: 600px) and (max-height: 760px) {
  .cover-transformation { display: none; }
}

/* Case film — a dedicated screening room, not a generic video card */
.film-page {
  min-width: 320px;
  overflow-x: hidden;
  color: var(--white);
  background: var(--blue-2);
}
.film-page::before { opacity: 0.08; mix-blend-mode: screen; }
.film-shell {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 78% 44%, rgba(143, 215, 255, 0.1), transparent 28%),
    radial-gradient(circle at 18% 78%, rgba(242, 140, 69, 0.08), transparent 26%);
}
.film-grid {
  position: absolute;
  z-index: -2;
  inset: 0;
  opacity: 0.2;
  background-image:
    linear-gradient(rgba(143, 215, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 215, 255, 0.12) 1px, transparent 1px);
  background-size: 7vw 7vw;
  mask-image: linear-gradient(90deg, transparent, black 26% 100%);
}
.film-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 92px;
  margin: 0 clamp(22px, 4vw, 72px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.film-brand { display: flex; align-items: center; gap: 12px; }
.film-brand .brand-mark { width: 44px; height: 44px; padding: 7px; }
.film-brand > span:last-child { display: grid; gap: 4px; white-space: nowrap; }
.film-brand strong { font-family: var(--serif); font-size: 19px; letter-spacing: 0.08em; }
.film-brand small { color: rgba(225, 153, 135, 0.8); font-family: var(--mono); font-size: 8px; letter-spacing: 0.13em; }
.film-header nav { display: flex; align-items: center; gap: 6px; }
.film-header nav a { min-height: 44px; padding: 13px 16px; color: rgba(255, 255, 255, 0.55); border-radius: 10px; font-size: 11px; transition: color 180ms ease, background 180ms ease; }
.film-header nav a:hover { color: var(--white); background: rgba(255, 255, 255, 0.07); }
.film-layout {
  display: grid;
  grid-template-columns: minmax(380px, 0.55fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(42px, 5vw, 92px);
  flex: 1;
  width: min(1760px, calc(100% - 8vw));
  margin: 0 auto;
  padding: 62px 0 58px;
}
.film-copy { max-width: 600px; }
.film-copy .kicker { margin-bottom: 22px; color: var(--electric); }
.film-copy h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(40px, 3.35vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.05em;
}
.film-copy h1 span { display: block; width: max-content; max-width: 100%; white-space: nowrap; }
.film-copy h1 .accent { margin-top: 8px; color: var(--signal-2); }
.film-copy h1.film-title-long { font-size: clamp(31px, 2.55vw, 49px); line-height: 1.08; letter-spacing: -0.045em; }
.film-copy > p:not(.kicker):not(.film-alt-downloads):not(.film-transcripts) { max-width: 580px; margin: 30px 0 0; color: rgba(255, 255, 255, 0.59); font-size: clamp(15px, 1.15vw, 18px); line-height: 1.85; text-wrap: pretty; }
.film-meta { display: grid; grid-template-columns: 1.25fr 0.85fr 0.8fr; margin: 38px 0 0; padding: 0; border-top: 1px solid rgba(255, 255, 255, 0.17); border-bottom: 1px solid rgba(255, 255, 255, 0.17); }
.film-meta div { min-width: 0; padding: 17px 14px 17px 0; border-right: 1px solid rgba(255, 255, 255, 0.12); }
.film-meta div:not(:first-child) { padding-left: 14px; }
.film-meta div:last-child { border-right: 0; }
.film-meta dt { color: rgba(255, 255, 255, 0.34); font-family: var(--mono); font-size: 8px; letter-spacing: 0.12em; }
.film-meta dd { overflow: hidden; margin: 7px 0 0; color: rgba(255, 255, 255, 0.78); font-size: 12px; white-space: nowrap; text-overflow: ellipsis; }
.film-voice { display: grid; grid-template-columns: auto minmax(250px, 1fr); align-items: center; gap: 18px; margin-top: 24px; padding: 9px 9px 9px 14px; border: 1px solid rgba(255, 255, 255, 0.12); border-left-color: rgba(165, 72, 60, 0.92); border-radius: 14px; background: rgba(255, 255, 255, 0.025); }
.film-voice > span { display: inline-flex; align-items: center; gap: 8px; color: rgba(255, 255, 255, 0.56); font-family: var(--mono); font-size: 9px; letter-spacing: 0.11em; white-space: nowrap; }
.film-voice > span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #b85b4d; box-shadow: 0 0 0 4px rgba(184, 91, 77, 0.1); }
.film-voice-options { display: grid; grid-template-columns: 1fr 1fr; gap: 3px; padding: 3px; border: 1px solid rgba(143, 215, 255, 0.14); border-radius: 10px; background: rgba(2, 11, 17, 0.38); }
.film-voice-options button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 18px; color: rgba(255, 255, 255, 0.55); border: 0; border-radius: 7px; background: transparent; font: 500 12px/1 var(--sans); letter-spacing: 0.08em; white-space: nowrap; cursor: pointer; transition: color 180ms ease, background 180ms ease, box-shadow 180ms ease; }
.film-voice-options button::before { content: ""; width: 5px; height: 5px; border: 1px solid currentColor; border-radius: 50%; opacity: 0.65; transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease; }
.film-voice-options button:hover { color: rgba(255, 255, 255, 0.9); background: rgba(255, 255, 255, 0.045); }
.film-voice-options button:focus-visible { outline: 3px solid var(--electric); outline-offset: 2px; }
.film-voice-options button.is-active { color: #102a43; background: #f5f1e8; box-shadow: 0 7px 22px rgba(0, 0, 0, 0.24); }
.film-voice-options button.is-active::before { border-color: #a5483c; background: #a5483c; box-shadow: 0 0 0 4px rgba(165, 72, 60, 0.12); }
.film-actions { display: flex; align-items: center; gap: 22px; margin-top: 34px; }
.film-download { display: grid; place-items: center; min-height: 54px; padding: 13px 20px; color: var(--ink); border: 1px solid var(--signal); border-radius: 12px; background: var(--signal); font-size: 13px; font-weight: 700; transition: background 180ms ease, border-color 180ms ease; }
.film-download:hover { border-color: var(--signal-2); background: var(--signal-2); }
.film-back { min-height: 44px; padding: 13px 0; color: rgba(255, 255, 255, 0.62); font-size: 12px; transition: color 180ms ease; }
.film-back:hover { color: var(--electric); }
.film-alt-downloads,
.film-transcripts { margin: 12px 0 0; color: rgba(255, 255, 255, 0.42); font-size: 12px; }
.film-alt-downloads a,
.film-transcripts a { color: rgba(255, 255, 255, 0.52); text-decoration: underline; text-decoration-color: rgba(143, 215, 255, 0.25); text-underline-offset: 4px; }
.film-alt-downloads span,
.film-transcripts span { margin: 0 8px; }
.film-stage { min-width: 0; }
.film-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(143, 215, 255, 0.32);
  border-radius: 22px;
  background: #050b0f;
  box-shadow: 0 34px 100px rgba(0, 0, 0, 0.42), 0 0 0 10px rgba(143, 215, 255, 0.025);
}
.film-frame::after { content: ""; position: absolute; z-index: 2; inset: 0; pointer-events: none; box-shadow: inset 0 0 70px rgba(0, 0, 0, 0.28); }
.film-frame video { display: block; width: 100%; height: 100%; object-fit: contain; background: #050b0f; }
.film-play {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  display: grid;
  justify-items: center;
  gap: 11px;
  width: 132px;
  min-height: 100px;
  padding: 12px;
  color: var(--white);
  border: 0;
  background: transparent;
  cursor: pointer;
  transform: translate(-50%, -50%);
  transition: opacity 180ms ease, color 180ms ease;
}
.film-play svg { width: 66px; height: 66px; padding: 16px; fill: currentColor; border: 1px solid rgba(255, 255, 255, 0.8); border-radius: 50%; background: rgba(5, 13, 19, 0.6); backdrop-filter: blur(10px); transition: border-color 180ms ease, background 180ms ease; }
.film-play span { padding: 7px 10px; border-radius: 8px; background: rgba(5, 13, 19, 0.7); font-size: 11px; letter-spacing: 0.05em; }
.film-play:hover { color: var(--signal-2); }
.film-play:hover svg { border-color: var(--signal); background: rgba(5, 13, 19, 0.82); }
.film-frame.is-playing .film-play { pointer-events: none; opacity: 0; }
.film-caption { display: flex; justify-content: space-between; gap: 18px; margin-top: 13px; color: rgba(255, 255, 255, 0.48); font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em; }
.film-error { margin: 14px 0 0; padding: 12px; color: var(--signal-2); border: 1px solid rgba(242, 140, 69, 0.3); border-radius: 10px; font-size: 12px; }
.film-footer { display: flex; justify-content: space-between; gap: 24px; margin: 0 clamp(22px, 4vw, 72px); padding: 20px 0 25px; color: rgba(255, 255, 255, 0.3); border-top: 1px solid rgba(255, 255, 255, 0.12); font-family: var(--mono); font-size: 8px; letter-spacing: 0.08em; }

@media (max-width: 1180px) {
  .cover-index { grid-template-columns: repeat(6, 1fr); }
  .cover-index strong { font-size: 18px; }
  .cover-index small { font-size: 8px; }
  .film-layout { grid-template-columns: 1fr; width: min(980px, calc(100% - 48px)); padding-top: 90px; }
  .film-copy { max-width: 820px; }
  .film-copy h1 { font-size: clamp(44px, 7vw, 72px); }
  .film-copy h1.film-title-long { font-size: clamp(34px, 5.2vw, 52px); }
}

@media (max-width: 600px) {
  .cover-index { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .film-header { min-height: 78px; margin-inline: 18px; }
  .film-brand .brand-mark { width: 36px; height: 36px; padding: 5px; }
  .film-brand strong { font-size: 16px; }
  .film-brand small { display: none; }
  .film-header nav { gap: 0; }
  .film-header nav a { padding-inline: 8px; font-size: 10px; }
  .film-layout { display: flex; flex-direction: column; width: auto; margin-inline: 20px; padding: 72px 0 48px; }
  .film-copy { display: contents; }
  .film-copy .kicker { order: 1; }
  .film-copy h1 { order: 2; }
  .film-copy > p:not(.kicker):not(.film-alt-downloads):not(.film-transcripts) { order: 3; }
  .film-stage { order: 4; margin-top: 30px; }
  .film-meta { order: 5; }
  .film-actions { order: 6; }
  .film-alt-downloads { order: 7; text-align: center; }
  .film-transcripts { order: 8; text-align: center; }
  .film-alt-downloads a,
  .film-transcripts a { display: inline-flex; min-height: 44px; padding: 0 5px; align-items: center; justify-content: center; }
  .film-copy h1 { font-size: clamp(29px, 8.1vw, 50px); }
  .film-copy h1.film-title-long { font-size: clamp(25px, 6.8vw, 38px); }
  .film-copy > p:not(.kicker):not(.film-alt-downloads):not(.film-transcripts) { font-size: 15px; }
  .film-meta { grid-template-columns: 1fr 1fr; }
  .film-meta div:nth-child(2) { border-right: 0; }
  .film-meta div:last-child { grid-column: 1 / -1; padding-left: 0; border-top: 1px solid rgba(255, 255, 255, 0.12); }
  .film-actions { align-items: stretch; flex-direction: column; gap: 6px; }
  .film-voice { order: 5; grid-template-columns: 1fr; align-items: stretch; gap: 9px; padding: 12px; }
  .film-voice-options button { padding-inline: 10px; }
  .film-back { text-align: center; }
  .film-frame { border-radius: 14px; }
  .film-play { width: 108px; }
  .film-play svg { width: 56px; height: 56px; }
  .film-caption { align-items: flex-start; flex-direction: column; gap: 5px; }
  .film-footer { align-items: flex-start; flex-direction: column; margin-inline: 20px; }
}

/* Round two — richer case narrative and causal analysis */
.origins-section {
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(17, 16, 14, 0.045) 1px, transparent 1px),
    var(--paper-2);
  background-size: 12.5% 100%;
}
.chronicle-shell {
  display: grid;
  grid-template-columns: minmax(360px, 0.86fr) minmax(0, 1.14fr);
  gap: clamp(36px, 6vw, 92px);
  align-items: start;
  max-width: 1260px;
  margin: 82px auto 0;
}
.chronicle-stage {
  position: sticky;
  top: 108px;
  min-height: 610px;
  padding: 30px;
  overflow: hidden;
  color: var(--white);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 82% 20%, rgba(143, 215, 255, 0.18), transparent 25%),
    linear-gradient(145deg, var(--blue), var(--blue-2) 68%);
  box-shadow: 0 34px 90px rgba(7, 25, 38, 0.24);
}
.chronicle-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.24;
  background-image: linear-gradient(rgba(143, 215, 255, 0.13) 1px, transparent 1px), linear-gradient(90deg, rgba(143, 215, 255, 0.13) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.chronicle-stage-head,
.chronicle-year,
.chronicle-stage h3,
.chronicle-stage > p,
.chronicle-section { position: relative; z-index: 2; }
.chronicle-stage-head { display: flex; justify-content: space-between; color: var(--electric); font-family: var(--mono); font-size: 9px; letter-spacing: 0.11em; }
.chronicle-year { margin-top: 84px; color: var(--signal-2); font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em; }
.chronicle-stage h3 { margin: 16px 0 0; font-family: var(--serif); font-size: clamp(36px, 4vw, 58px); line-height: 1.1; }
.chronicle-stage > p { max-width: 460px; min-height: 112px; margin: 24px 0 54px; color: rgba(255, 255, 255, 0.63); line-height: 1.85; }
.chronicle-stage.is-updating .chronicle-year,
.chronicle-stage.is-updating h3,
.chronicle-stage.is-updating > p { animation: chronicle-copy-in 440ms var(--ease) both; }
.chronicle-stage.is-updating h3 { animation-delay: 45ms; }
.chronicle-stage.is-updating > p { animation-delay: 90ms; }
@keyframes chronicle-copy-in { from { opacity: 0; transform: translateY(12px); } }
.chronicle-section { display: grid; gap: 16px; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, 0.16); }
.chronicle-section > div { display: grid; grid-template-columns: 74px minmax(40px, 1fr) 38px; gap: 12px; align-items: center; color: rgba(255, 255, 255, 0.42); font-family: var(--mono); font-size: 9px; }
.chronicle-section i { position: relative; height: 2px; overflow: hidden; background: rgba(255, 255, 255, 0.1); }
.chronicle-section i::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--signal), var(--electric)); transform: scaleX(0.68); transform-origin: left; transition: transform 500ms var(--ease); }
.chronicle-stage[data-step="2"] .chronicle-section > div:first-child i::after { transform: scaleX(1); }
.chronicle-stage[data-step="3"] .chronicle-section > div:nth-child(2) i::after { transform: scaleX(0.42); }
.chronicle-stage[data-step="4"] .chronicle-section i::after { transform: scaleX(0.34); }
.chronicle-section b { color: rgba(255, 255, 255, 0.72); font-weight: 500; }
.chronicle-list { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.chronicle-list li { border-bottom: 1px solid rgba(17, 16, 14, 0.2); }
.chronicle-list button {
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr);
  width: 100%;
  min-height: 230px;
  padding: 30px 12px;
  color: var(--ink);
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: padding 260ms var(--ease), background 260ms ease;
}
.chronicle-list button:hover,
.chronicle-list li.is-active button { padding-inline: 24px; background: rgba(255, 253, 248, 0.55); }
.chronicle-list button > span:first-child { grid-row: 1 / 4; color: #8d3b17; font-family: var(--mono); font-size: 10px; letter-spacing: 0.05em; }
.chronicle-list strong { font-family: var(--serif); font-size: clamp(25px, 2.5vw, 36px); line-height: 1.2; }
.chronicle-copy { display: block; max-width: 520px; margin: 18px 0 0; color: #5b564e; font-size: 14px; line-height: 1.8; }
.chronicle-list small { margin-top: 20px; color: #8d3b17; font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; }

.co-creation-map {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px minmax(0, 1fr);
  max-width: 1240px;
  margin: 78px auto 0;
  border-top: 1px solid rgba(17, 16, 14, 0.32);
  border-bottom: 1px solid rgba(17, 16, 14, 0.32);
}
.co-creation-side { position: relative; min-height: 410px; padding: 32px; }
.co-creation-side:first-child { border-right: 1px solid rgba(17, 16, 14, 0.2); }
.co-creation-side:last-of-type { border-left: 1px solid rgba(17, 16, 14, 0.2); }
.co-creation-side > small { font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; }
.co-creation-index { position: absolute; top: 24px; right: 28px; color: rgba(17, 16, 14, 0.22); font-family: var(--serif); font-size: 58px; }
.co-creation-side h3 { margin: 70px 0 20px; font-family: var(--serif); font-size: clamp(28px, 3vw, 42px); line-height: 1.2; }
.co-creation-side p { max-width: 390px; margin: 0; color: rgba(17, 16, 14, 0.7); font-size: 14px; }
.co-creation-side ul { display: grid; gap: 7px; margin: 26px 0 0; padding: 0; list-style: none; font-family: var(--mono); font-size: 9px; }
.co-creation-side li { padding-top: 7px; border-top: 1px solid rgba(17, 16, 14, 0.15); }
.co-creation-core { position: relative; display: grid; place-items: center; align-content: center; gap: 12px; min-height: 410px; color: var(--white); background: var(--ink); text-align: center; }
.co-creation-core::before,
.co-creation-core::after { content: ""; position: absolute; top: 50%; width: 46px; height: 1px; background: currentColor; }
.co-creation-core::before { left: -46px; }.co-creation-core::after { right: -46px; }
.co-creation-core > span { color: var(--signal-2); font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; }
.co-creation-core i { width: 74px; height: 74px; border: 1px solid var(--signal); border-radius: 50%; box-shadow: 0 0 0 10px rgba(242, 140, 69, 0.07); }
.co-creation-core strong { font-family: var(--serif); font-size: 26px; line-height: 1.25; }
.co-creation-core small { color: rgba(255, 255, 255, 0.5); font-size: 10px; }
.co-creation-verdict { grid-column: 1 / -1; display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 28px; margin: 0; padding: 24px 32px; color: rgba(17, 16, 14, 0.72); border-top: 1px solid rgba(17, 16, 14, 0.25); font-size: 14px; }
.co-creation-verdict span { color: var(--ink); font-family: var(--serif); font-size: 18px; font-weight: 700; }

.field-taskbook { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 1260px; margin: 28px auto 0; border-top: 1px solid rgba(17, 16, 14, 0.45); border-bottom: 1px solid rgba(17, 16, 14, 0.45); }
.field-taskbook article { position: relative; min-height: 280px; padding: 28px; border-right: 1px solid rgba(17, 16, 14, 0.2); }
.field-taskbook article:last-child { border-right: 0; }
.field-taskbook span { color: #8d3b17; font-family: var(--mono); font-size: 9px; letter-spacing: 0.07em; }
.field-taskbook h3 { margin: 58px 0 14px; font-family: var(--serif); font-size: 25px; }
.field-taskbook p { margin: 0 0 34px; color: #5b564e; font-size: 13px; }
.field-taskbook small { position: absolute; right: 28px; bottom: 24px; left: 28px; padding-top: 9px; border-top: 1px solid rgba(17, 16, 14, 0.16); font-family: var(--mono); font-size: 9px; }

.mechanism-explorer { max-width: 1240px; margin: 82px auto 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: 0 32px 80px rgba(17, 16, 14, 0.1); }
.mechanism-explorer-head { display: grid; grid-template-columns: 280px minmax(0, 1fr); border-bottom: 1px solid var(--line); }
.mechanism-explorer-head > div:first-child { padding: 26px; border-right: 1px solid var(--line); }
.mechanism-explorer-head > div:first-child span { color: #8d3b17; font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; }
.mechanism-explorer-head h3 { margin: 16px 0 0; font-family: var(--serif); font-size: clamp(20px, 1.7vw, 22px); white-space: nowrap; }
.mechanism-tabs { display: grid; grid-template-columns: repeat(4, 1fr); }
.mechanism-tabs button { position: relative; display: grid; place-items: start; align-content: center; gap: 8px; min-height: 108px; padding: 18px; color: #655f55; border: 0; border-right: 1px solid var(--line); background: transparent; cursor: pointer; transition: color 220ms ease, background 220ms ease; }
.mechanism-tabs button:last-child { border-right: 0; }
.mechanism-tabs button span { font-family: var(--mono); font-size: 9px; }
.mechanism-tabs button:hover { color: var(--ink); background: rgba(255, 253, 248, 0.72); }
.mechanism-tabs button[aria-selected="true"] { color: var(--white); background: var(--blue); }
.mechanism-tabs button[aria-selected="true"] span { color: var(--electric); }
.mechanism-panels article { display: grid; grid-template-columns: repeat(3, 1fr) 0.88fr; min-height: 310px; animation: mechanism-panel-in 420ms var(--ease) both; }
.mechanism-panels article[hidden] { display: none; }
@keyframes mechanism-panel-in { from { opacity: 0; transform: translateY(14px); } }
.mechanism-panels article > div,
.mechanism-panels article > aside { padding: 30px; border-right: 1px solid var(--line); }
.mechanism-panels article > aside { color: var(--white); border-right: 0; background: var(--ink); }
.mechanism-panels small,
.mechanism-panels aside span { color: #8d3b17; font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; }
.mechanism-panels strong { display: block; margin-top: 72px; font-family: var(--serif); font-size: 22px; line-height: 1.35; }
.mechanism-panels p { margin: 14px 0 0; color: #5b564e; font-size: 12px; line-height: 1.75; }
.mechanism-panels aside span { color: var(--signal-2); }
.mechanism-panels aside p { margin-top: 72px; color: rgba(255, 255, 255, 0.65); font-family: var(--serif); font-size: 18px; }
.mechanism-progress { display: grid; grid-template-columns: repeat(4, 1fr); height: 5px; background: rgba(17, 16, 14, 0.08); }
.mechanism-progress i { background: transparent; transition: background 260ms ease; }
.mechanism-explorer[data-mechanism="cost"] .mechanism-progress i:first-child,
.mechanism-explorer[data-mechanism="platform"] .mechanism-progress i:nth-child(-n+2),
.mechanism-explorer[data-mechanism="intelligence"] .mechanism-progress i:nth-child(-n+3),
.mechanism-explorer[data-mechanism="boundary"] .mechanism-progress i { background: var(--signal); }

.governance-comparison { max-width: 1240px; margin: 72px auto 0; border-top: 1px solid var(--ink); }
.comparison-row { display: grid; grid-template-columns: 0.72fr 1.08fr 1.3fr 1.35fr; min-height: 116px; border-bottom: 1px solid rgba(17, 16, 14, 0.18); }
.comparison-row > * { display: flex; align-items: center; margin: 0; padding: 20px; border-right: 1px solid rgba(17, 16, 14, 0.13); }
.comparison-row > *:last-child { border-right: 0; }
.comparison-row strong { font-family: var(--serif); font-size: 20px; }
.comparison-row span,
.comparison-row p { color: #5c574f; font-size: 12px; }
.comparison-head { min-height: 54px; font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; }
.comparison-head span { color: #5c574f; }
.comparison-row.is-platform { color: var(--white); background: var(--blue); }
.comparison-row.is-platform span,
.comparison-row.is-platform p { color: rgba(255, 255, 255, 0.64); }
.comparison-row.is-platform strong { color: var(--signal-2); }

@media (max-width: 1180px) {
  .chronicle-shell { grid-template-columns: 1fr; }
  .chronicle-stage { position: relative; top: 0; min-height: 500px; }
  .co-creation-map { grid-template-columns: 1fr 180px 1fr; }
  .mechanism-explorer-head { grid-template-columns: 1fr; }
  .mechanism-explorer-head > div:first-child { border-right: 0; border-bottom: 1px solid var(--line); }
  .mechanism-panels article { grid-template-columns: 1fr 1fr; }
  .mechanism-panels article > div:nth-child(2) { border-right: 0; }
  .mechanism-panels article > aside { grid-column: 2; }
}

@media (max-width: 900px) {
  .co-creation-map { grid-template-columns: 1fr; }
  .co-creation-side:first-child,
  .co-creation-side:last-of-type { border-right: 0; border-left: 0; }
  .co-creation-core { min-height: 270px; }
  .co-creation-core::before,
  .co-creation-core::after { top: auto; right: 50%; left: 50%; width: 1px; height: 42px; }
  .co-creation-core::before { top: -42px; }.co-creation-core::after { bottom: -42px; }
  .co-creation-verdict { grid-template-columns: 1fr; gap: 10px; }
  .field-taskbook { grid-template-columns: 1fr; }
  .field-taskbook article { min-height: 230px; border-right: 0; border-bottom: 1px solid rgba(17, 16, 14, 0.2); }
  .mechanism-tabs { grid-template-columns: 1fr 1fr; }
  .mechanism-tabs button:nth-child(2) { border-right: 0; }
  .mechanism-tabs button:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .comparison-head { display: none; }
  .comparison-row { grid-template-columns: 1fr 1fr; }
  .comparison-row > * { min-height: 82px; border-bottom: 1px solid rgba(17, 16, 14, 0.08); }
  .comparison-row > *:nth-child(2n) { border-right: 0; }
}

@media (max-width: 600px) {
  .origins-section { background-size: 25% 100%; }
  .chronicle-shell { margin-top: 52px; }
  .chronicle-stage { min-height: 470px; padding: 24px; }
  .chronicle-year { margin-top: 58px; }
  .chronicle-stage > p { min-height: 0; margin-bottom: 38px; font-size: 14px; }
  .chronicle-list button { grid-template-columns: 1fr; min-height: 0; padding: 26px 10px; }
  .chronicle-list button:hover,
  .chronicle-list li.is-active button { padding-inline: 16px; }
  .chronicle-list button > span:first-child { grid-row: auto; margin-bottom: 14px; }
  .chronicle-list strong { font-size: 25px; }
  .chronicle-copy { font-size: 13px; }
  .co-creation-side { min-height: 340px; padding: 24px; }
  .co-creation-side h3 { margin-top: 58px; font-size: 29px; }
  .co-creation-verdict { padding: 22px 24px; }
  .field-taskbook h3 { font-size: 23px; white-space: nowrap; }
  .mechanism-tabs button { min-height: 88px; padding: 14px; font-size: 12px; }
  .mechanism-panels article { grid-template-columns: 1fr; }
  .mechanism-panels article > div,
  .mechanism-panels article > aside { min-height: 210px; padding: 24px; border-right: 0; border-bottom: 1px solid var(--line); }
  .mechanism-panels article > aside { grid-column: auto; }
  .mechanism-panels strong,
  .mechanism-panels aside p { margin-top: 42px; }
  .comparison-row { grid-template-columns: 1fr; padding: 18px 0; }
  .comparison-row > * { display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 10px; min-height: 0; padding: 11px 18px; border-right: 0; border-bottom: 0; }
  .comparison-row > *::before { content: attr(data-label); color: #8d3b17; font-family: var(--mono); font-size: 8px; font-weight: 500; letter-spacing: 0.05em; }
  .comparison-row.is-platform > *::before { color: var(--signal-2); }
  .comparison-row strong { font-size: 22px; }
  .page-topbar > a:not(.topbar-next) { display: inline-flex; align-items: center; min-height: 44px; }
  .topbar-next { min-width: 44px; min-height: 44px; padding: 10px; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  .mechanism-panels article { animation: none; }
  .chronicle-stage.is-updating .chronicle-year,
  .chronicle-stage.is-updating h3,
  .chronicle-stage.is-updating > p { animation: none; }
  .chronicle-stage { position: relative; top: 0; }
}

/* Round three: staged analytical framework, proposition ledger, and task handoff */
.framework-build {
  max-width: 1260px;
  margin: 78px auto 0;
  overflow: hidden;
  color: var(--white);
  border: 1px solid rgba(143, 215, 255, 0.2);
  border-radius: 24px;
  background:
    radial-gradient(circle at 75% 20%, rgba(143, 215, 255, 0.12), transparent 27%),
    linear-gradient(145deg, #102c42, var(--blue-2) 72%);
  box-shadow: 0 38px 100px rgba(7, 25, 38, 0.22);
  scroll-margin-top: 92px;
}
.framework-build-head { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 30px; align-items: end; padding: 30px 34px; border-bottom: 1px solid rgba(255, 255, 255, 0.14); }
.framework-build-head > div:first-child > span { color: var(--electric); font-family: var(--mono); font-size: 10px; letter-spacing: 0.11em; }
.framework-build-head h3 { margin: 14px 0 8px; font-family: var(--serif); font-size: clamp(25px, 2.5vw, 36px); line-height: 1.25; }
.framework-build-head p { max-width: 700px; min-height: 25px; margin: 0; color: rgba(255, 255, 255, 0.67); font-size: 14px; }
.framework-build-control { display: flex; align-items: center; gap: 14px; }
.framework-build-control button { display: inline-flex; align-items: center; gap: 9px; min-height: 46px; padding: 10px 15px; color: var(--ink); border: 0; border-radius: 999px; background: var(--signal-2); cursor: pointer; font-weight: 700; }
.framework-build-control button:hover { background: var(--white); }
.framework-build-control button:focus-visible { outline: 3px solid var(--electric); outline-offset: 3px; }
.framework-build-control svg { width: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.framework-build-control output { min-width: 64px; color: var(--electric); font-family: var(--mono); font-size: 11px; }

.framework-map { position: relative; display: grid; grid-template-columns: 0.92fr 1fr 1fr 1.08fr 1fr; grid-template-rows: 1fr 1fr; gap: 28px 24px; min-height: 540px; padding: 38px 28px; }
.framework-wires { position: absolute; z-index: 0; inset: 38px 28px; width: calc(100% - 56px); height: calc(100% - 76px); overflow: visible; pointer-events: none; }
.framework-wires path { fill: none; stroke: var(--electric); stroke-width: 2; stroke-dasharray: 9 7; marker-end: url(#frameworkArrow); opacity: 0.8; transition: opacity 350ms ease, stroke-dashoffset 900ms var(--ease); }
.motion-ready .framework-wires path { opacity: 0.12; }
.framework-wires path.is-built { opacity: 0.8; animation: framework-wire-in 900ms var(--ease) both; }
@keyframes framework-wire-in { from { stroke-dashoffset: 80; } to { stroke-dashoffset: 0; } }
.framework-map > :not(.framework-wires) { position: relative; z-index: 1; min-width: 0; transition: opacity 420ms ease, transform 520ms var(--ease), filter 420ms ease, box-shadow 420ms ease; }
.motion-ready .framework-map > :not(.framework-wires) { opacity: 0.17; transform: translateY(14px); filter: saturate(0.55); }
.framework-map > .is-built:not(.framework-wires) { opacity: 1; transform: none; filter: none; }
.framework-map > .is-current:not(.framework-wires) { box-shadow: 0 0 0 3px var(--signal), 0 20px 50px rgba(0, 0, 0, 0.22); }
.framework-context { grid-column: 1; grid-row: 1 / 3; align-self: center; min-height: 310px; padding: 25px 22px; border: 1px solid rgba(255, 255, 255, 0.18); border-radius: 16px; background: rgba(255, 255, 255, 0.06); }
.framework-context > span,
.framework-proposition > span,
.framework-integration > span,
.framework-institution > span { color: var(--electric); font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; }
.framework-context > strong { display: block; margin-top: 48px; font-family: var(--serif); font-size: 28px; line-height: 1.25; }
.framework-context ul { display: grid; gap: 10px; margin: 28px 0 0; padding: 18px 0 0; border-top: 1px solid rgba(255, 255, 255, 0.14); list-style: none; color: rgba(255, 255, 255, 0.65); font-size: 12px; }
.framework-proposition { display: flex; flex-direction: column; align-items: flex-start; min-height: 190px; padding: 22px; color: var(--ink); border: 1px solid rgba(17, 16, 14, 0.15); border-radius: 16px; background: var(--paper); cursor: pointer; text-align: left; }
.framework-proposition:hover { border-color: var(--signal); }
.framework-proposition:focus-visible { outline: 3px solid var(--signal-2); outline-offset: 3px; }
.framework-proposition > span { color: #8d3b17; }
.framework-proposition strong { margin-top: auto; font-family: var(--serif); font-size: 20px; line-height: 1.35; }
.framework-proposition small { margin-top: 12px; color: #5c574f; font-size: 11px; line-height: 1.45; }
.fp1 { grid-column: 2; grid-row: 1; }.fp2 { grid-column: 2; grid-row: 2; }.fp3 { grid-column: 3; grid-row: 1; }.fp4 { grid-column: 3; grid-row: 2; }
.framework-integration { grid-column: 4; grid-row: 1 / 3; align-self: center; min-height: 330px; padding: 28px 24px; border: 1px solid var(--signal); border-radius: 18px; background: var(--signal); color: var(--ink); }
.framework-integration > span { color: #53290f; }
.framework-integration > strong { display: block; margin-top: 78px; font-family: var(--serif); font-size: clamp(31px, 3vw, 43px); }
.framework-integration > p { margin: 14px 0 28px; color: rgba(17, 16, 14, 0.72); font-size: 13px; }
.framework-integration > div { display: grid; grid-template-columns: 1fr auto 1fr auto; gap: 5px; align-items: center; padding-top: 18px; border-top: 1px solid rgba(17, 16, 14, 0.2); }
.framework-integration i { font-style: normal; font-size: 11px; }.framework-integration b { color: #713514; font-family: var(--mono); font-size: 8px; }
.fp5 { grid-column: 5; grid-row: 1; color: var(--white); border-color: rgba(143, 215, 255, 0.35); background: #183f5c; }
.fp5 > span { color: var(--electric); }.fp5 small { color: rgba(255, 255, 255, 0.65); }
.framework-institution { grid-column: 5; grid-row: 2; min-height: 190px; padding: 22px; border: 1px solid rgba(255, 255, 255, 0.24); border-radius: 16px; background: rgba(17, 16, 14, 0.64); }
.framework-institution strong { display: block; margin-top: 42px; font-family: var(--serif); font-size: 30px; }
.framework-institution p { margin: 12px 0 0; color: rgba(255, 255, 255, 0.66); font-size: 12px; }

.framework-sequence { display: grid; grid-template-columns: repeat(6, 1fr); margin: 0; padding: 0; border-top: 1px solid rgba(255, 255, 255, 0.14); list-style: none; }
.framework-sequence li { min-width: 0; border-right: 1px solid rgba(255, 255, 255, 0.12); }.framework-sequence li:last-child { border-right: 0; }
.framework-sequence button { width: 100%; min-height: 68px; padding: 12px 10px; color: rgba(255, 255, 255, 0.62); border: 0; background: transparent; cursor: pointer; font-size: 11px; }
.framework-sequence button span { display: block; margin-bottom: 6px; color: var(--electric); font-family: var(--mono); font-size: 8px; }
.framework-sequence button:hover { color: var(--white); background: rgba(255, 255, 255, 0.06); }
.framework-sequence button[aria-current="step"] { color: var(--ink); background: var(--signal-2); }
.framework-sequence button[aria-current="step"] span { color: #653014; }
.framework-build-note { margin: 0; padding: 12px 20px; color: rgba(255, 255, 255, 0.58); border-top: 1px solid rgba(255, 255, 255, 0.1); font-size: 11px; text-align: center; }

.proposition-ledger { max-width: 1240px; margin: 72px auto 0; border-top: 1px solid var(--ink); }
.proposition-entry { display: grid; grid-template-columns: 300px minmax(0, 1fr); column-gap: 42px; padding: 34px 0; border-bottom: 1px solid rgba(17, 16, 14, 0.18); }
.proposition-entry header { grid-column: 1; grid-row: 1 / 3; display: grid; grid-template-columns: 58px 1fr; align-content: start; gap: 18px; }
.proposition-entry header > span { display: grid; place-items: center; width: 58px; height: 58px; color: var(--white); border-radius: 50%; background: var(--blue); font-family: var(--mono); font-size: 11px; }
.proposition-entry header small { color: #8d3b17; font-family: var(--mono); font-size: 9px; letter-spacing: 0.07em; }
.proposition-entry header strong { display: block; margin-top: 8px; font-family: var(--serif); font-size: 22px; }
.proposition-entry header a { grid-column: 2; margin-top: 32px; color: #6c432f; border-bottom: 1px solid rgba(108, 67, 47, 0.4); font-size: 11px; justify-self: start; }
.proposition-entry > p { grid-column: 2; margin: 0; font-family: var(--serif); font-size: clamp(20px, 2vw, 28px); line-height: 1.62; }
.proposition-entry dl { grid-column: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin: 26px 0 0; background: rgba(17, 16, 14, 0.14); }
.proposition-entry dl > div { min-height: 124px; padding: 18px; background: var(--white); }
.proposition-entry dt { color: #8d3b17; font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; }
.proposition-entry dd { margin: 34px 0 0; color: #514c44; font-size: 13px; line-height: 1.65; }

.transfer-diagnostic { max-width: 1240px; margin: 72px auto 0; border: 1px solid var(--line); border-radius: 20px; background: var(--paper); }
.transfer-diagnostic-head { display: grid; grid-template-columns: 190px minmax(0, 1fr) 310px; gap: 28px; align-items: center; padding: 26px 28px; border-bottom: 1px solid var(--line); }
.transfer-diagnostic-head > span { color: #8d3b17; font-family: var(--mono); font-size: 9px; letter-spacing: 0.09em; }
.transfer-diagnostic-head h3 { margin: 0; font-family: var(--serif); font-size: 25px; text-wrap: balance; }
.transfer-diagnostic-head p { margin: 0; color: #5c574f; font-size: 12px; }
.transfer-diagnostic-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.transfer-diagnostic-grid article { display: flex; flex-direction: column; min-height: 330px; padding: 24px; border-right: 1px solid var(--line); }
.transfer-diagnostic-grid article:last-child { border-right: 0; }
.transfer-diagnostic-grid article > span { color: #8d3b17; font-family: var(--mono); font-size: 9px; }
.transfer-diagnostic-grid strong { margin-top: 50px; font-family: var(--serif); font-size: 21px; }
.transfer-diagnostic-grid b { margin-top: 16px; color: #774126; font-size: 12px; }
.transfer-diagnostic-grid p { margin: 12px 0 28px; color: #5c574f; font-size: 13px; }
.transfer-diagnostic-grid small { margin-top: auto; padding-top: 12px; color: #4d4942; border-top: 1px solid var(--line); font-size: 11px; }

.task-loop li { display: block; min-height: 0; padding: 0 0 22px; }
.task-loop li::before { top: 44px; bottom: -2px; }
.task-step { display: grid; grid-template-columns: 54px minmax(0, 1fr); gap: 18px; width: 100%; padding: 4px 0 18px; color: inherit; border: 0; background: transparent; cursor: pointer; text-align: left; }
.task-step > span { display: grid; place-items: center; width: 44px; height: 44px; color: var(--electric); border: 1px solid rgba(143, 215, 255, 0.48); border-radius: 50%; font-family: var(--mono); font-size: 11px; transition: color 220ms ease, background 220ms ease, box-shadow 220ms ease; }
.task-step:hover h3 { color: var(--electric); }
.task-step:focus-visible { outline: 3px solid var(--electric); outline-offset: 5px; border-radius: 10px; }
.task-loop li.active .task-step > span { color: var(--blue-2); background: var(--electric); box-shadow: 0 0 0 8px rgba(143, 215, 255, 0.1); }
.task-console { margin-top: 22px; overflow: hidden; scroll-margin-top: 92px; border: 1px solid rgba(143, 215, 255, 0.28); border-radius: 18px; background: rgba(3, 18, 28, 0.72); }
.task-console-head { display: grid; grid-template-columns: 1fr auto; gap: 5px 18px; padding: 18px 20px; border-bottom: 1px solid rgba(143, 215, 255, 0.18); }
.task-console-head span { color: var(--electric); font-family: var(--mono); font-size: 9px; letter-spacing: 0.09em; }
.task-console-head strong { grid-column: 1; font-family: var(--serif); font-size: 20px; }
.task-console-head small { grid-column: 2; grid-row: 1 / 3; align-self: center; color: rgba(255, 255, 255, 0.58); font-size: 9px; }
.task-console-route { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; padding: 18px 20px; }
.task-console-route::before { content: ""; position: absolute; top: 50%; right: 28px; left: 28px; height: 1px; background: rgba(143, 215, 255, 0.2); }
.task-console-route i { position: relative; z-index: 1; width: 10px; height: 10px; justify-self: center; border: 2px solid #31566f; border-radius: 50%; background: var(--blue-2); transition: border-color 260ms ease, background 260ms ease; }
.task-console-route i.is-complete { border-color: var(--electric); background: var(--electric); }
.task-console-route b { position: absolute; z-index: 2; top: calc(50% - 5px); left: 10%; width: 10px; height: 10px; border-radius: 50%; background: var(--signal-2); box-shadow: 0 0 0 6px rgba(255, 177, 110, 0.12); transition: left 480ms var(--ease); }
.task-console[data-task-stage="1"] .task-console-route b { left: 10%; }.task-console[data-task-stage="2"] .task-console-route b { left: 29%; }.task-console[data-task-stage="3"] .task-console-route b { left: 49%; }.task-console[data-task-stage="4"] .task-console-route b { left: 69%; }.task-console[data-task-stage="5"] .task-console-route b { left: 88%; }
.task-console-card { padding: 22px 20px 24px; border-top: 1px solid rgba(143, 215, 255, 0.15); }
.task-console-state { display: flex; justify-content: space-between; gap: 18px; color: var(--electric); font-family: var(--mono); font-size: 9px; }
.task-console-state b { color: var(--signal-2); font-weight: 500; }
.task-console-card h3 { margin: 18px 0 24px; font-family: var(--serif); font-size: 25px; text-wrap: balance; }
.task-console-card dl { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin: 0; background: rgba(143, 215, 255, 0.16); }
.task-console-card dl > div { min-height: 94px; padding: 14px; background: #0b2638; }
.task-console-card dt { color: rgba(255, 255, 255, 0.58); font-size: 9px; }
.task-console-card dd { margin: 22px 0 0; color: var(--white); font-size: 12px; line-height: 1.45; }
.task-console-card.is-updating h3,
.task-console-card.is-updating dd { animation: task-console-in 360ms var(--ease) both; }
@keyframes task-console-in { from { opacity: 0; transform: translateY(8px); } }

.boundary-handoff { max-width: 1260px; margin: 84px auto; overflow: hidden; scroll-margin-top: 92px; border: 1px solid rgba(255, 255, 255, 0.2); border-radius: 20px; background: #101e27; }
.boundary-handoff-head { display: grid; grid-template-columns: 180px minmax(0, 1fr) 340px; gap: 26px; align-items: center; padding: 26px 28px; border-bottom: 1px solid rgba(255, 255, 255, 0.14); }
.boundary-handoff-head span { color: var(--signal-2); font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; }
.boundary-handoff-head h3 { margin: 0; font-family: var(--serif); font-size: 27px; text-wrap: balance; }
.boundary-handoff-head p { margin: 0; color: rgba(255, 255, 255, 0.65); font-size: 12px; }
.boundary-handoff-map { display: grid; grid-template-columns: 0.8fr 66px 1fr 72px 66px 1fr; align-items: stretch; min-height: 280px; }
.handoff-source,
.handoff-platform,
.handoff-authority { display: flex; flex-direction: column; justify-content: center; padding: 26px; }
.handoff-source span,
.handoff-platform span,
.handoff-authority span { color: var(--signal-2); font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; }
.handoff-source strong,
.handoff-platform strong,
.handoff-authority strong { margin-top: 28px; font-family: var(--serif); font-size: 23px; line-height: 1.35; }
.handoff-source small,
.handoff-platform p,
.handoff-authority p { margin: 14px 0 0; color: rgba(255, 255, 255, 0.64); font-size: 12px; }
.handoff-platform { background: rgba(143, 215, 255, 0.08); }.handoff-authority { background: rgba(242, 140, 69, 0.08); }
.handoff-arrow { position: relative; align-self: center; height: 1px; background: rgba(255, 255, 255, 0.22); }
.handoff-arrow::after { content: ""; position: absolute; top: -4px; right: 0; width: 8px; height: 8px; border-top: 1px solid var(--signal-2); border-right: 1px solid var(--signal-2); transform: rotate(45deg); }
.boundary-handoff.is-visible .handoff-arrow { animation: handoff-line 850ms var(--ease) both; }.boundary-handoff.is-visible .handoff-arrow.second { animation-delay: 680ms; }
@keyframes handoff-line { from { transform: scaleX(0); transform-origin: left; } }
.handoff-divider { display: grid; place-items: center; position: relative; }
.handoff-divider::before { content: ""; position: absolute; top: 18px; bottom: 18px; left: 50%; width: 2px; background: var(--signal); transform: scaleY(1); transform-origin: top; }
.motion-ready .handoff-divider::before { transform: scaleY(0); }
.boundary-handoff.is-visible .handoff-divider::before { animation: handoff-boundary 620ms var(--ease) 480ms forwards; }
@keyframes handoff-boundary { to { transform: scaleY(1); } }
.handoff-divider span { position: relative; z-index: 1; padding: 9px 5px; color: var(--signal-2); background: #101e27; font-family: var(--mono); font-size: 8px; writing-mode: vertical-rl; }
.boundary-handoff-verdict { display: grid; grid-template-columns: 250px 1fr; gap: 30px; margin: 0; padding: 20px 28px; border-top: 1px solid rgba(255, 255, 255, 0.14); }
.boundary-handoff-verdict strong { color: var(--signal-2); font-family: var(--serif); font-size: 18px; }.boundary-handoff-verdict span { color: rgba(255, 255, 255, 0.66); font-size: 13px; }

@media (max-width: 1180px) {
  .framework-map { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
  .framework-wires { display: none; }
  .framework-context { grid-column: 1 / -1; grid-row: auto; align-self: stretch; min-height: 220px; }
  .framework-context > strong { margin-top: 32px; }
  .fp1, .fp2, .fp3, .fp4, .fp5 { grid-column: auto; grid-row: auto; }
  .framework-integration { grid-column: 1 / -1; grid-row: auto; min-height: 250px; }
  .framework-integration > strong { margin-top: 46px; }
  .framework-institution { grid-column: auto; grid-row: auto; }
  .transfer-diagnostic-head { grid-template-columns: 160px 1fr; }
  .transfer-diagnostic-head p { grid-column: 2; }
  .transfer-diagnostic-grid { grid-template-columns: 1fr 1fr; }
  .transfer-diagnostic-grid article:nth-child(2) { border-right: 0; }
  .transfer-diagnostic-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .boundary-handoff-head { grid-template-columns: 150px 1fr; }.boundary-handoff-head p { grid-column: 2; }
  .boundary-handoff-map { grid-template-columns: 1fr 50px 1fr 56px 50px 1fr; }
}

@media (max-width: 900px) {
  .framework-build-head { grid-template-columns: 1fr; }
  .framework-map { gap: 16px; }
  .framework-sequence { grid-template-columns: repeat(3, 1fr); }
  .framework-sequence li:nth-child(3) { border-right: 0; }
  .framework-sequence li:nth-child(-n+3) { border-bottom: 1px solid rgba(255, 255, 255, 0.12); }
  .proposition-entry { grid-template-columns: 1fr; }
  .proposition-entry header { grid-column: 1; grid-row: auto; }
  .proposition-entry > p,
  .proposition-entry dl { grid-column: 1; margin-top: 28px; }
  .boundary-handoff-map { grid-template-columns: 1fr; min-height: 0; }
  .handoff-arrow { justify-self: center; width: 1px; height: 46px; }
  .handoff-arrow::after { top: auto; right: -4px; bottom: 0; transform: rotate(135deg); }
  .handoff-divider { min-height: 66px; }
  .handoff-divider::before { top: 50%; right: 18px; bottom: auto; left: 18px; width: auto; height: 2px; transform: scaleX(1); transform-origin: left; }
  .motion-ready .handoff-divider::before { transform: scaleX(0); }
  .boundary-handoff.is-visible .handoff-divider::before { animation-name: handoff-boundary-mobile; }
  @keyframes handoff-boundary-mobile { to { transform: scaleX(1); } }
  .handoff-divider span { padding: 6px 10px; writing-mode: horizontal-tb; }
  .boundary-handoff-verdict { grid-template-columns: 1fr; gap: 8px; }
}

@media (max-width: 600px) {
  .framework-build { margin-top: 52px; border-radius: 16px; }
  .framework-build-head { padding: 24px 20px; }
  .framework-build-head p { min-height: 48px; font-size: 13px; }
  .framework-build-control { justify-content: space-between; }
  .framework-build-control button { min-height: 48px; }
  .framework-map { grid-template-columns: 1fr; padding: 20px; }
  .framework-context,
  .fp1, .fp2, .fp3, .fp4, .fp5,
  .framework-integration,
  .framework-institution { grid-column: 1; grid-row: auto; min-height: 0; }
  .framework-context,
  .framework-proposition,
  .framework-integration,
  .framework-institution { padding: 22px; }
  .framework-context > strong,
  .framework-integration > strong,
  .framework-institution strong { margin-top: 34px; }
  .framework-proposition strong { margin-top: 46px; font-size: 22px; }
  .framework-proposition small { font-size: 12px; }
  .framework-sequence { grid-template-columns: 1fr 1fr; }
  .framework-sequence li:nth-child(2n) { border-right: 0; }
  .framework-sequence li:nth-child(3) { border-right: 1px solid rgba(255, 255, 255, 0.12); }
  .framework-sequence li:nth-child(-n+4) { border-bottom: 1px solid rgba(255, 255, 255, 0.12); }
  .proposition-entry { padding: 30px 0; }
  .proposition-entry header { grid-template-columns: 52px 1fr; gap: 14px; }
  .proposition-entry header > span { width: 52px; height: 52px; }
  .proposition-entry header a { margin-top: 22px; }
  .proposition-entry > p { font-size: 20px; line-height: 1.65; }
  .proposition-entry dl { grid-template-columns: 1fr; }
  .proposition-entry dl > div { min-height: 0; }
  .transfer-diagnostic-head { grid-template-columns: 1fr; padding: 22px; }
  .transfer-diagnostic-head p { grid-column: 1; }
  .transfer-diagnostic-grid { grid-template-columns: 1fr; }
  .transfer-diagnostic-grid article { min-height: 280px; border-right: 0; border-bottom: 1px solid var(--line); }
  .transfer-diagnostic-grid article:last-child { border-bottom: 0; }
  .task-step { grid-template-columns: 50px minmax(0, 1fr); gap: 12px; }
  .task-console-head { grid-template-columns: 1fr; }
  .task-console-head small { grid-column: 1; grid-row: auto; }
  .task-console-card dl { grid-template-columns: 1fr; }
  .task-console-card dl > div { min-height: 82px; }
  .boundary-handoff { margin: 60px auto; }
  .boundary-handoff-head { grid-template-columns: 1fr; padding: 22px; }
  .boundary-handoff-head p { grid-column: 1; }
  .handoff-source,
  .handoff-platform,
  .handoff-authority { padding: 26px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  .framework-wires path.is-built,
  .boundary-handoff.is-visible .handoff-arrow,
  .boundary-handoff.is-visible .handoff-divider::before,
  .task-console-card.is-updating h3,
  .task-console-card.is-updating dd { animation: none; }
  .handoff-divider::before { transform: scaleY(1); }
}