:root {
  --bg: #07141d;
  --bg-elevated: #0c1d28;
  --surface: #102632;
  --surface-soft: #0b202b;
  --text: #edf5f4;
  --text-soft: #a4b7b9;
  --muted: #7c9094;
  --line: rgba(176, 211, 212, 0.16);
  --line-strong: rgba(176, 211, 212, 0.3);
  --signal: #efad66;
  --signal-strong: #ffc480;
  --aqua: #56c7c9;
  --aqua-soft: rgba(86, 199, 201, 0.12);
  --success: #72d7a5;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --display: Bahnschrift, "DIN Alternate", "Arial Narrow", "Microsoft YaHei", sans-serif;
  --sans: "HarmonyOS Sans SC", "Microsoft YaHei UI", "Microsoft YaHei", system-ui, sans-serif;
  --mono: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  --page: min(1180px, calc(100vw - 48px));
  --radius-sm: 4px;
  --radius-md: 12px;
  --ease: cubic-bezier(.2, .75, .2, 1);
  --page-progress: 0;
}

html[data-theme="light"] {
  --bg: #eef3f2;
  --bg-elevated: #f8fbfa;
  --surface: #ffffff;
  --surface-soft: #e7efee;
  --text: #11272e;
  --text-soft: #4d6468;
  --muted: #596e72;
  --line: rgba(17, 39, 46, 0.14);
  --line-strong: rgba(17, 39, 46, 0.26);
  --signal: #a94f12;
  --signal-strong: #94440f;
  --aqua: #076f75;
  --aqua-soft: rgba(8, 125, 131, 0.1);
  --success: #18764c;
  --shadow: 0 24px 72px rgba(46, 75, 77, 0.13);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  scrollbar-width: thin;
  scrollbar-color: var(--aqua) var(--bg);
}

html::-webkit-scrollbar { width: 12px; height: 12px; }
html::-webkit-scrollbar-track { background: var(--bg); }
html::-webkit-scrollbar-thumb {
  min-height: 44px;
  border: 2px solid var(--bg);
  border-radius: 999px;
  background: linear-gradient(180deg, var(--aqua), var(--signal-strong));
  background-clip: padding-box;
}
html::-webkit-scrollbar-thumb:hover { background: var(--signal-strong); background-clip: padding-box; }
html::-webkit-scrollbar-corner { background: var(--bg); }

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  color: var(--text);
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    var(--bg);
  background-size: 64px 64px;
  background-position: center top;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(circle at 72% 9%, rgba(86, 199, 201, .13), transparent 25rem), linear-gradient(180deg, transparent 55%, var(--bg) 95%);
}

body.menu-open { overflow: hidden; }

a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { color: inherit; font: inherit; }
svg { display: block; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

::selection { color: #07141d; background: var(--signal-strong); }

:focus-visible { outline: 2px solid var(--signal-strong); outline-offset: 4px; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 10px 14px;
  color: #07141d;
  background: var(--signal-strong);
  transform: translateY(-150%);
  transition: transform 180ms var(--ease);
}

.skip-link:focus { transform: translateY(0); }

.section-shell { width: var(--page); margin-inline: auto; }
.section-pad { padding-block: 132px; }

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 80px;
  padding: 12px max(24px, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid transparent;
  transition: min-height 220ms var(--ease), background 220ms var(--ease), border-color 220ms var(--ease), backdrop-filter 220ms var(--ease);
}

.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, var(--signal), var(--aqua));
  transform: scaleX(var(--page-progress));
  transform-origin: left center;
  pointer-events: none;
}

.site-header.is-scrolled {
  min-height: 68px;
  border-color: var(--line);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(18px);
}

.brand { display: inline-flex; align-items: center; gap: 12px; width: max-content; min-height: 44px; text-decoration: none; }

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  aspect-ratio: 1;
  border: 1px solid var(--line-strong);
  color: var(--signal-strong);
  background: var(--bg-elevated);
  font: 700 15px/1 var(--mono);
  letter-spacing: -.08em;
}

.brand-copy { display: grid; line-height: 1.1; }
.brand-copy strong { font-size: 15px; letter-spacing: .02em; }
.brand-copy span { margin-top: 5px; color: var(--muted); font: 10px/1 var(--mono); letter-spacing: .13em; }

.site-nav { display: flex; align-items: center; gap: 30px; }
.site-nav a { position: relative; min-height: 44px; display: inline-flex; align-items: center; color: var(--text-soft); font-size: 15px; text-decoration: none; transition: color 180ms ease; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 6px; height: 1px; background: var(--signal); transition: right 220ms var(--ease); }
.site-nav a:hover, .site-nav a.is-active { color: var(--text); }
.site-nav a:hover::after, .site-nav a.is-active::after { right: 0; }

.header-actions { justify-self: end; display: flex; align-items: center; gap: 8px; }
.icon-button, .menu-button { position: relative; display: grid; place-items: center; width: 48px; height: 48px; padding: 0; border: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 85%, transparent); cursor: pointer; transition: color 180ms ease, border-color 180ms ease, background 180ms ease; }
.icon-button:hover, .menu-button:hover { color: var(--signal-strong); border-color: var(--line-strong); background: var(--bg-elevated); }
.theme-icon { position: absolute; width: 18px; height: 18px; transition: opacity 180ms ease, transform 220ms var(--ease); }
.theme-icon-moon { opacity: 0; transform: rotate(-30deg) scale(.75); }
html[data-theme="light"] .theme-icon-sun { opacity: 0; transform: rotate(30deg) scale(.75); }
html[data-theme="light"] .theme-icon-moon { opacity: 1; transform: rotate(0) scale(1); }
.menu-button { display: none; }
.menu-button span:not(.sr-only) { position: absolute; width: 18px; height: 1px; background: currentColor; transition: transform 180ms ease; }
.menu-button span:first-child { transform: translateY(-4px); }
.menu-button span:nth-child(2) { transform: translateY(4px); }

.hero {
  --hero-progress: 0;
  position: relative;
  overflow: clip;
  display: grid;
  grid-template-columns: minmax(0, .93fr) minmax(430px, 1.07fr);
  gap: 76px;
  align-items: center;
  min-height: 100svh;
  padding-top: 112px;
  padding-bottom: 84px;
}

.hero-copy { position: relative; z-index: 2; }
.hero-depth { position: absolute; top: 8%; right: -16%; z-index: 0; width: min(62vw, 760px); aspect-ratio: 1; pointer-events: none; transform: translate3d(0, calc(var(--hero-progress) * -46px), 0) rotate(calc(var(--hero-progress) * 8deg)); opacity: calc(.34 - var(--hero-progress) * .18); }
.hero-depth i { position: absolute; inset: 0; border: 1px solid var(--line); border-radius: 50%; }
.hero-depth i:nth-child(2) { inset: 17%; border-color: color-mix(in srgb, var(--aqua) 28%, transparent); }
.hero-depth i:nth-child(3) { inset: 35%; border-color: color-mix(in srgb, var(--signal) 32%, transparent); }
.hero-depth i::before, .hero-depth i::after { content: ""; position: absolute; top: 50%; left: 50%; background: var(--line-strong); transform: translate(-50%, -50%); }
.hero-depth i::before { width: 100%; height: 1px; }
.hero-depth i::after { width: 1px; height: 100%; }
.hero-depth span { position: absolute; top: 49%; left: 50%; padding: 7px 10px; color: var(--muted); background: var(--bg); font: 10px/1 var(--mono); letter-spacing: .13em; transform: translate(-50%, -50%); white-space: nowrap; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--text-soft); font: 11px/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 5px color-mix(in srgb, var(--success) 14%, transparent); }

.hero h1 { max-width: 710px; margin: 28px 0 26px; font-family: var(--display); font-size: clamp(58px, 6.5vw, 104px); font-stretch: condensed; font-weight: 700; line-height: .98; letter-spacing: -.065em; }
.hero-accent { color: var(--signal-strong); font-weight: 500; }
.hero-lead { max-width: 650px; margin: 0; color: var(--text-soft); font-size: clamp(17px, 1.55vw, 20px); line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 24px; min-height: 50px; padding: 0 20px; border: 1px solid transparent; border-radius: var(--radius-sm); font-size: 15px; font-weight: 600; text-decoration: none; cursor: pointer; transition: color 180ms ease, background 180ms ease, border-color 180ms ease, transform 180ms var(--ease); }
.button svg { width: 17px; height: 17px; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #07141d; background: var(--signal-strong); }
.button-primary:hover { background: color-mix(in srgb, var(--signal-strong) 88%, white); }
.button-secondary { border-color: var(--line-strong); color: var(--text); background: color-mix(in srgb, var(--bg-elevated) 75%, transparent); }
.button-secondary:hover { border-color: var(--text-soft); background: var(--bg-elevated); }

.path-strip { display: flex; align-items: center; gap: 9px; margin-top: 54px; color: var(--muted); font: 11px/1 var(--mono); letter-spacing: .1em; }
.path-strip span { transition: color 180ms ease; }
.path-strip span.is-past { color: var(--aqua); }
.path-strip span.is-active { color: var(--signal-strong); }
.path-strip i { width: clamp(12px, 2vw, 30px); height: 1px; background: var(--line-strong); transition: background 180ms ease; }
.path-strip i.is-past { background: var(--aqua); }

.system-map {
  --map-progress: 0;
  --map-focus-x: 50%;
  --map-focus-y: 60px;
  position: relative;
  z-index: 1;
  min-width: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--bg-elevated) 92%, transparent);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.system-map[data-map-stage="1"] { --map-focus-x: calc(7% + 76px); --map-focus-y: 258px; }
.system-map[data-map-stage="2"] { --map-focus-x: calc(93% - 76px); --map-focus-y: 258px; }
.system-map[data-map-stage="3"] { --map-focus-x: 50%; --map-focus-y: 386px; }
.system-map::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(135deg, rgba(255,255,255,.035), transparent 40%); }
.map-toolbar { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 78px; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.map-toolbar::after { content: ""; position: absolute; right: 0; bottom: -1px; left: 0; height: 1px; background: linear-gradient(90deg, var(--aqua), var(--signal-strong)); transform: scaleX(var(--map-progress)); transform-origin: left; }
.map-title { display: grid; }
.map-kicker, .readout-label { color: var(--muted); font: 10px/1.2 var(--mono); letter-spacing: .14em; }
.map-title strong { margin-top: 8px; font-size: 16px; }
.map-status { display: flex; align-items: center; gap: 8px; color: var(--success); font: 10px/1 var(--mono); letter-spacing: .09em; white-space: nowrap; }
.map-status i { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.map-canvas { position: relative; height: 520px; background: radial-gradient(circle at center 46%, var(--aqua-soft), transparent 37%), linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: auto, 22px 22px, 22px 22px; }
.map-wires { --branch-x: calc(7% + 76px); position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.map-wire { position: absolute; display: block; background: var(--line-strong); transition: background 220ms ease, opacity 220ms ease; }
.map-wire-trunk-top { top: 99px; left: 50%; width: 1px; height: 82px; transform: translateX(-50%); }
.map-wire-trunk-bottom { top: 179px; left: 50%; width: 1px; height: 168px; transform: translateX(-50%); }
.map-wire-horizontal { top: 180px; left: var(--branch-x); right: var(--branch-x); height: 1px; }
.map-wire-drop { top: 179px; width: 1px; height: 40px; transform: translateX(-50%); }
.map-wire-drop-left { left: var(--branch-x); }
.map-wire-drop-right { right: var(--branch-x); }
.map-wire-drop::after { content: ""; position: absolute; left: 50%; bottom: -3px; width: 5px; height: 5px; border: 1px solid var(--aqua); border-radius: 50%; background: var(--bg-elevated); transform: translateX(-50%); }
.map-wire-junction { position: absolute; top: 180px; left: 50%; width: 7px; height: 7px; border: 2px solid var(--bg-elevated); border-radius: 50%; background: var(--aqua); box-shadow: 0 0 0 1px var(--line-strong); transform: translate(-50%, -50%); }

.map-focus-glow { position: absolute; top: var(--map-focus-y); left: var(--map-focus-x); z-index: 1; width: 188px; height: 112px; border: 1px solid color-mix(in srgb, var(--signal) 24%, transparent); border-radius: 24px; pointer-events: none; background: radial-gradient(circle, color-mix(in srgb, var(--signal) 16%, transparent), transparent 70%); box-shadow: 0 0 42px color-mix(in srgb, var(--aqua) 10%, transparent); transform: translate(-50%, -50%); transition: top 300ms var(--ease), left 300ms var(--ease), border-color 220ms ease; }

.system-map[data-map-stage="0"] .map-wire-trunk-top,
.system-map[data-map-stage="1"] .map-wire-trunk-top,
.system-map[data-map-stage="2"] .map-wire-trunk-top,
.system-map[data-map-stage="3"] .map-wire-trunk-top { background: var(--aqua); }
.system-map[data-map-stage="1"] .map-wire-horizontal { background: linear-gradient(90deg, var(--aqua) 0 50%, var(--line-strong) 50%); }
.system-map[data-map-stage="2"] .map-wire-horizontal,
.system-map[data-map-stage="3"] .map-wire-horizontal { background: var(--aqua); }
.system-map[data-map-stage="1"] .map-wire-drop-left,
.system-map[data-map-stage="2"] .map-wire-drop-left,
.system-map[data-map-stage="3"] .map-wire-drop-left,
.system-map[data-map-stage="2"] .map-wire-drop-right,
.system-map[data-map-stage="3"] .map-wire-drop-right { background: var(--aqua); }
.system-map[data-map-stage="3"] .map-wire-trunk-bottom { background: var(--signal); }

.map-node { position: absolute; z-index: 2; width: 152px; min-height: 80px; padding: 12px 13px; text-align: left; border: 1px solid var(--line-strong); border-radius: var(--radius-sm); color: var(--text); background: var(--bg-elevated); cursor: pointer; box-shadow: 0 12px 26px rgba(0,0,0,.17); opacity: .92; transition: transform 200ms var(--ease), opacity 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 220ms ease; }
.map-node:hover { transform: translateY(-3px); border-color: var(--aqua); }
.map-node.is-past { opacity: .96; border-color: color-mix(in srgb, var(--aqua) 45%, var(--line-strong)); }
.map-node.is-active { z-index: 3; opacity: 1; border-color: var(--signal); background: color-mix(in srgb, var(--surface) 91%, var(--signal)); box-shadow: 0 16px 36px rgba(0,0,0,.22), 0 0 0 1px color-mix(in srgb, var(--signal) 30%, transparent); }
.map-node .node-index { display: block; color: var(--muted); font: 9px/1 var(--mono); letter-spacing: .1em; }
.map-node strong { display: block; margin-top: 9px; font: 600 17px/1.1 var(--display); letter-spacing: -.01em; }
.map-node small { display: block; margin-top: 7px; color: var(--text-soft); font: 11px/1.1 var(--mono); }
.map-node-root { top: 20px; left: 50%; transform: translateX(-50%); }
.map-node-root:hover { transform: translate(-50%, -3px); }
.map-node-left { top: 218px; left: 7%; }
.map-node-right { top: 218px; right: 7%; }
.map-node-bottom { top: 346px; left: 50%; transform: translateX(-50%); }
.map-node-bottom:hover { transform: translate(-50%, -3px); }
.map-readout { position: absolute; z-index: 2; left: 20px; bottom: 18px; max-width: 190px; padding-left: 12px; border-left: 2px solid var(--signal); }
.map-readout strong { display: block; margin-top: 7px; font-size: 13px; }
.map-readout p { margin: 5px 0 0; color: var(--text-soft); font-size: 11px; line-height: 1.55; }

.scroll-cue { position: absolute; left: 0; bottom: 30px; display: inline-flex; align-items: center; gap: 14px; color: var(--muted); font: 10px/1 var(--mono); letter-spacing: .12em; text-decoration: none; }
.scroll-cue i { position: relative; width: 42px; height: 1px; background: var(--line-strong); overflow: hidden; }
.scroll-cue i::after { content: ""; position: absolute; inset: 0; background: var(--signal); transform: translateX(-100%); animation: scroll-line 2.4s var(--ease) 3; }

.section-heading { max-width: 510px; }
.section-code { display: block; margin-bottom: 24px; color: var(--aqua); font: 11px/1.3 var(--mono); letter-spacing: .14em; }
.section-heading h2, .lab-copy h2, .human h2, .contact h2 { margin: 0; font-family: var(--display); font-size: clamp(38px, 4.2vw, 62px); font-weight: 650; line-height: 1.08; letter-spacing: -.045em; }
.horizontal-heading { display: flex; justify-content: space-between; align-items: end; max-width: none; margin-bottom: 54px; }
.horizontal-heading > p { max-width: 410px; margin: 0 0 6px; color: var(--text-soft); font-size: 16px; line-height: 1.65; }

.about { display: grid; grid-template-columns: .82fr 1.18fr; gap: 110px; border-top: 1px solid var(--line); }
.about-content { align-self: end; }
.about-intro { margin: 0 0 48px; color: var(--text-soft); font-size: clamp(18px, 2vw, 23px); line-height: 1.8; }
.principles { border-top: 1px solid var(--line-strong); }
.principles article { display: grid; grid-template-columns: 44px 180px 1fr; gap: 18px; align-items: start; padding: 25px 0; border-bottom: 1px solid var(--line); }
.principles article > span { color: var(--signal); font: 11px/1.5 var(--mono); }
.principles h3 { margin: 0; font: 600 17px/1.5 var(--display); }
.principles p { margin: 0; color: var(--text-soft); font-size: 15px; line-height: 1.7; }

.capabilities { border-top: 1px solid var(--line); }
.capability-story { position: relative; }
.capability-sticky { position: relative; }
.story-copy { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line-strong); border-left: 1px solid var(--line-strong); }
.story-step { min-height: 390px; padding: 34px; border-right: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); background: color-mix(in srgb, var(--bg-elevated) 76%, transparent); }
.story-step-meta { display: flex; justify-content: space-between; gap: 24px; color: var(--muted); font: 10px/1 var(--mono); letter-spacing: .12em; }
.story-step h3 { margin: 74px 0 18px; font: 620 clamp(30px, 3vw, 44px)/.98 var(--display); letter-spacing: -.04em; }
.story-step > p { max-width: 500px; margin: 0; color: var(--text-soft); font-size: 16px; line-height: 1.7; }
.story-visual, .story-nav, .story-scroll-hint { display: none; }
.chip-list { display: flex; flex-wrap: wrap; gap: 7px; margin: 26px 0 0; padding: 0; list-style: none; }
.chip-list li { padding: 7px 10px; border: 1px solid var(--line); color: var(--muted); font: 10px/1.15 var(--mono); letter-spacing: .03em; }

html.is-scroll-enhanced .capabilities { padding-bottom: 0; }
html.is-scroll-enhanced .capability-story { height: 215vh; min-height: 1600px; }
html.is-scroll-enhanced .capability-sticky { --story-card-height: clamp(560px, calc(100svh - 152px), 720px); position: sticky; top: max(92px, calc(68px + (100svh - 68px - var(--story-card-height)) / 2)); display: grid; grid-template-columns: .82fr 1.18fr; grid-template-rows: minmax(0, 1fr) 64px; width: min(100%, 1180px); height: var(--story-card-height); margin-inline: auto; border: 1px solid var(--line-strong); background: var(--bg-elevated); box-shadow: var(--shadow); overflow: hidden; }
html.is-scroll-enhanced .story-copy { position: relative; z-index: 3; display: block; min-width: 0; border: 0; border-right: 1px solid var(--line-strong); background: linear-gradient(145deg, color-mix(in srgb, var(--surface-soft) 92%, transparent), var(--bg-elevated)); overflow: hidden; }
html.is-scroll-enhanced .story-step { position: absolute; top: 50%; left: 0; width: 100%; min-height: 0; padding: 42px; border: 0; background: transparent; opacity: 0; pointer-events: none; transform: translate3d(0, 50px, 0); }
html.is-scroll-enhanced .story-step h3 { margin: 46px 0 22px; font-size: clamp(42px, 4.2vw, 66px); }
html.is-scroll-enhanced .story-step > p { max-width: 470px; font-size: 17px; line-height: 1.75; }
html.is-scroll-enhanced .story-visual { position: relative; z-index: 1; display: block; min-width: 0; overflow: hidden; }
.story-scene { --story-progress: 0; position: absolute; inset: 0; perspective: 900px; overflow: hidden; background: radial-gradient(circle at center, var(--aqua-soft), transparent 38%), var(--bg-elevated); }
.story-grid { position: absolute; inset: -30%; background: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 30px 30px; transform: perspective(520px) rotateX(63deg) translate3d(0, calc(var(--story-progress) * 8%), 0) scale(1.15); transform-origin: center 64%; opacity: .8; }
.story-halo { position: absolute; top: 50%; left: 50%; aspect-ratio: 1; border: 1px solid var(--line-strong); border-radius: 50%; transform: translate(-50%, -50%); }
.story-halo::before, .story-halo::after { content: ""; position: absolute; inset: -5px 48%; border-top: 7px solid var(--aqua); border-bottom: 7px solid var(--signal); }
.story-halo-outer { width: min(76%, 560px); transform: translate(-50%, -50%) rotate(calc(var(--story-progress) * 220deg)) scale(calc(.86 + var(--story-progress) * .15)); opacity: .55; }
.story-halo-inner { width: min(52%, 380px); border-style: dashed; transform: translate(-50%, -50%) rotate(calc(var(--story-progress) * -310deg)); opacity: .42; }
.story-halo-inner::before, .story-halo-inner::after { border-width: 4px; }
.story-links { position: absolute; top: 50%; left: 50%; width: min(84%, 640px); aspect-ratio: 1; overflow: visible; transform: translate(-50%, -50%); }
.story-links path { fill: none; stroke: var(--line-strong); stroke-width: 1.2; stroke-dasharray: 1; stroke-dashoffset: 1; vector-effect: non-scaling-stroke; }
.story-core { position: absolute; top: 50%; left: 50%; z-index: 3; display: grid; place-items: center; width: 152px; aspect-ratio: 1; border: 1px solid var(--signal); border-radius: 22px; color: var(--text); background: color-mix(in srgb, var(--surface) 90%, transparent); box-shadow: 0 24px 70px rgba(0,0,0,.27), inset 0 0 0 1px rgba(255,255,255,.025); transform: translate(-50%, -50%) rotate(calc(var(--story-progress) * 10deg)) scale(calc(.94 + var(--story-progress) * .08)); transition: border-color 220ms ease, box-shadow 220ms ease, background 220ms ease; }
.story-core::before { content: ""; position: absolute; inset: 10px; border: 1px solid var(--line); border-radius: 15px; }
.story-core span, .story-core small { position: absolute; color: var(--muted); font: 9px/1 var(--mono); letter-spacing: .1em; }
.story-core span { top: 31px; }
.story-core small { bottom: 31px; }
.story-core strong { position: relative; z-index: 1; font: 650 22px/1 var(--display); letter-spacing: -.03em; }
.story-scene[data-story-scene="1"] .story-core { border-color: var(--aqua); box-shadow: 0 24px 70px rgba(0,0,0,.27), 0 0 52px color-mix(in srgb, var(--aqua) 16%, transparent); }
.story-scene[data-story-scene="2"] .story-core { border-color: var(--success); box-shadow: 0 24px 70px rgba(0,0,0,.27), 0 0 52px color-mix(in srgb, var(--success) 15%, transparent); }
.story-scene[data-story-scene="3"] .story-core { border-color: var(--signal); box-shadow: 0 24px 70px rgba(0,0,0,.27), 0 0 74px color-mix(in srgb, var(--signal) 22%, transparent); }
.story-node { --node-scale: .9; position: absolute; z-index: 2; display: grid; min-width: 94px; padding: 9px 11px; border: 1px solid var(--line); color: var(--muted); background: color-mix(in srgb, var(--bg-elevated) 90%, transparent); opacity: .28; transition: opacity 260ms ease, color 260ms ease, border-color 260ms ease, background 260ms ease; }
.story-node i { position: absolute; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.story-node span { font: 600 13px/1.2 var(--display); }
.story-node small { margin-top: 5px; font: 9px/1 var(--mono); letter-spacing: .07em; }
.story-node.is-past { opacity: .66; color: var(--text-soft); }
.story-node.is-current { --node-scale: 1.07; opacity: 1; color: var(--signal-strong); border-color: currentColor; background: color-mix(in srgb, var(--surface) 92%, transparent); }
.story-node-backend { top: 8%; left: 50%; transform: translateX(-50%) scale(var(--node-scale)); transform-origin: center; }
.story-node-backend i { left: 50%; bottom: -4px; transform: translateX(-50%); }
.story-node-platform { top: 50%; left: 5%; transform: translateY(-50%) scale(var(--node-scale)); transform-origin: left center; }
.story-node-platform i { top: 50%; right: -4px; transform: translateY(-50%); }
.story-node-devops { top: 50%; right: 5%; transform: translateY(-50%) scale(var(--node-scale)); transform-origin: right center; }
.story-node-devops i { top: 50%; left: -4px; transform: translateY(-50%); }
.story-node-ai { left: 50%; bottom: 8%; transform: translateX(-50%) scale(var(--node-scale)); transform-origin: center; }
.story-node-ai i { left: 50%; top: -4px; transform: translateX(-50%); }
.story-readout { position: absolute; right: 24px; bottom: 22px; z-index: 4; max-width: 220px; padding-right: 12px; border-right: 2px solid var(--signal); text-align: right; }
.story-readout span { display: block; color: var(--muted); font: 9px/1 var(--mono); letter-spacing: .1em; }
.story-readout strong { display: block; margin-top: 8px; font-size: 13px; }
html.is-scroll-enhanced .story-nav { z-index: 6; grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; border-top: 1px solid var(--line-strong); list-style: none; background: var(--bg-elevated); }
.story-nav li:not(:last-child) { border-right: 1px solid var(--line); }
.story-nav button { position: relative; display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; min-height: 63px; padding: 0 12px; border: 0; color: var(--muted); background: transparent; font: 10px/1 var(--mono); letter-spacing: .08em; cursor: pointer; transition: color 180ms ease, background 180ms ease; }
.story-nav button::after { content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 2px; background: var(--signal); transform: scaleX(0); transform-origin: left; transition: transform 220ms var(--ease); }
.story-nav button:hover, .story-nav button[aria-current="step"] { color: var(--text); background: var(--aqua-soft); }
.story-nav button[aria-current="step"]::after { transform: scaleX(1); }
.story-nav button i { width: 5px; height: 5px; border: 1px solid currentColor; border-radius: 50%; }
.story-nav button[aria-current="step"] i { background: var(--signal); border-color: var(--signal); box-shadow: 0 0 0 5px color-mix(in srgb, var(--signal) 11%, transparent); }
html.is-scroll-enhanced .story-scroll-hint { position: absolute; top: 22px; right: 24px; z-index: 5; display: flex; align-items: center; gap: 10px; color: var(--muted); font: 9px/1 var(--mono); letter-spacing: .1em; }
.story-scroll-hint i { position: relative; width: 34px; height: 1px; background: var(--line-strong); overflow: hidden; }
.story-scroll-hint i::after { content: ""; position: absolute; inset: 0; background: var(--signal); transform: scaleX(var(--story-progress, 0)); transform-origin: left; }

html.is-scrolling .hero-depth,
html.is-scroll-enhanced.is-scrolling .story-grid,
html.is-scroll-enhanced.is-scrolling .story-halo,
html.is-scroll-enhanced.is-scrolling .story-core { will-change: transform; }
html.is-scroll-enhanced.is-scrolling .story-step { will-change: transform, opacity; }

.work { border-top: 1px solid var(--line); }
.project-list { border-top: 1px solid var(--line-strong); }
.project-row { --scroll-focus: 0; position: relative; isolation: isolate; display: grid; grid-template-columns: 60px minmax(340px, 1.3fr) minmax(230px, .7fr) 36px; gap: 24px; align-items: center; min-height: 170px; padding: 26px 8px 26px 0; border-bottom: 1px solid var(--line-strong); }
.project-row::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, color-mix(in srgb, var(--aqua) 12%, transparent), transparent 72%); opacity: calc(var(--scroll-focus) * .72); transition: opacity 120ms linear; }
.project-row::after { content: ""; position: absolute; top: 18%; bottom: 18%; left: 0; width: 2px; background: linear-gradient(var(--aqua), var(--signal)); transform: scaleY(var(--scroll-focus)); transform-origin: center; }
.project-row:hover::before { opacity: 1; }
.project-index { align-self: start; padding-top: 5px; color: var(--signal); font: 11px/1 var(--mono); }
.project-type { color: var(--muted); font: 10px/1 var(--mono); letter-spacing: .12em; }
.project-main h3 { margin: 11px 0 9px; font: 600 clamp(22px, 2vw, 29px)/1.2 var(--display); letter-spacing: -.025em; }
.project-main p { max-width: 650px; margin: 0; color: var(--text-soft); font-size: 15px; line-height: 1.65; }
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; align-content: center; }
.project-tags span { color: var(--muted); font: 10px/1 var(--mono); }
.project-tags span:not(:last-child)::after { content: "/"; margin-left: 8px; color: var(--line-strong); }
.project-marker { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--line); }
.project-marker i { width: 5px; height: 5px; border-radius: 50%; background: var(--muted); transition: background 180ms ease, box-shadow 180ms ease; }
.project-row:hover .project-marker i { background: var(--signal); box-shadow: 0 0 0 5px color-mix(in srgb, var(--signal) 11%, transparent); }
.project-row.is-scroll-current .project-marker i { background: var(--aqua); box-shadow: 0 0 0 5px color-mix(in srgb, var(--aqua) 11%, transparent); }

.lab { border-top: 1px solid var(--line); }
.lab-panel { display: grid; grid-template-columns: .92fr 1.08fr; gap: 88px; padding: 70px; border: 1px solid var(--line-strong); background: radial-gradient(circle at 90% 10%, rgba(86,199,201,.13), transparent 24rem), var(--bg-elevated); box-shadow: var(--shadow); }
.lab-copy h2 { margin-bottom: 28px; font-size: clamp(38px, 4vw, 57px); }
.lab-copy > p { max-width: 560px; margin: 0; color: var(--text-soft); font-size: 17px; line-height: 1.8; }
.text-link { display: inline-flex; align-items: center; gap: 15px; min-height: 44px; margin-top: 34px; color: var(--signal-strong); font-size: 15px; text-decoration: none; }
.text-link svg { width: 17px; height: 17px; transition: transform 180ms var(--ease); }
.text-link:hover svg { transform: translate(3px, -3px); }
.agent-flow { position: relative; align-self: center; display: grid; gap: 14px; }
.flow-rail { position: absolute; top: 32px; bottom: 32px; left: 17px; width: 1px; background: var(--line-strong); overflow: hidden; }
.flow-rail::after { content: ""; position: absolute; inset: 0; background: linear-gradient(var(--aqua), var(--signal)); transform: scaleY(var(--flow-progress, 0)); transform-origin: top; }
.flow-item { position: relative; display: grid; grid-template-columns: 56px 1fr; min-height: 84px; padding: 17px 18px 17px 52px; border: 1px solid var(--line); background: color-mix(in srgb, var(--surface-soft) 76%, transparent); transition: border-color 180ms ease, background 180ms ease; }
.flow-item::before { content: ""; position: absolute; left: 12px; top: 50%; width: 9px; height: 9px; border: 2px solid var(--aqua); border-radius: 50%; background: var(--bg-elevated); transform: translateY(-50%); }
.flow-item > span { color: var(--aqua); font: 10px/1.4 var(--mono); letter-spacing: .1em; }
.flow-item strong { font-size: 16px; line-height: 1.3; }
.flow-item small { grid-column: 2; margin-top: 6px; color: var(--muted); font: 11px/1.3 var(--mono); }
.flow-item-output { border-color: color-mix(in srgb, var(--signal) 55%, var(--line)); }
.flow-item-output::before { border-color: var(--signal); box-shadow: 0 0 0 5px rgba(239,173,102,.11); }
.flow-item.is-past { border-color: color-mix(in srgb, var(--aqua) 34%, var(--line)); }
.flow-item.is-current { border-color: var(--signal); background: color-mix(in srgb, var(--signal) 8%, var(--surface-soft)); }
.flow-item.is-current::before { border-color: var(--signal); background: var(--signal); box-shadow: 0 0 0 5px color-mix(in srgb, var(--signal) 12%, transparent); }

.notes { display: grid; grid-template-columns: .8fr 1.2fr; gap: 110px; border-top: 1px solid var(--line); }
.notes-content { align-self: end; }
.notes-content > p { max-width: 680px; margin: 0 0 30px; color: var(--text-soft); font-size: 18px; line-height: 1.8; }
.note-topics { display: flex; flex-wrap: wrap; gap: 9px; }
.note-topics span { padding: 9px 11px; border: 1px solid var(--line-strong); color: var(--text-soft); font: 11px/1.2 var(--mono); }
.note-status { display: flex; align-items: center; gap: 9px; margin-top: 30px; color: var(--muted); font-size: 13px; }
.note-status i { width: 6px; height: 6px; border-radius: 50%; background: var(--signal); animation: soft-pulse 2s ease 4; }

.human { padding-block: 30px 132px; }
.human-inner { display: grid; grid-template-columns: 150px minmax(0, 1fr) 270px; gap: 46px; align-items: center; padding: 54px 0; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); }
.human-label { align-self: start; padding-top: 8px; color: var(--aqua); font: 10px/1.4 var(--mono); letter-spacing: .12em; }
.human h2 { font-size: clamp(32px, 3.5vw, 48px); }
.human p { max-width: 700px; margin: 22px 0 0; color: var(--text-soft); font-size: 16px; line-height: 1.7; }
.tag-machine { display: grid; gap: 18px; justify-items: stretch; }
.tag-result { min-height: 58px; display: flex; align-items: center; padding: 12px 15px; border-left: 2px solid var(--signal); color: var(--signal-strong); background: color-mix(in srgb, var(--signal) 8%, transparent); font: 13px/1.5 var(--mono); }
.tag-result.is-rolling { animation: tag-blink 100ms linear infinite; }

.contact { display: grid; grid-template-columns: .88fr 1.12fr; gap: 90px; border-top: 1px solid var(--line); }
.contact-copy > p { max-width: 520px; margin: 26px 0 0; color: var(--text-soft); font-size: 17px; line-height: 1.7; }
.contact-actions { border-top: 1px solid var(--line-strong); }
.contact-link { display: grid; grid-template-columns: 130px 1fr 30px; gap: 20px; align-items: center; min-height: 92px; padding: 16px 8px; border-bottom: 1px solid var(--line-strong); text-decoration: none; transition: background 200ms ease; }
.contact-link:hover { background: linear-gradient(90deg, var(--aqua-soft), transparent 70%); }
.contact-link > span { color: var(--muted); font: 10px/1 var(--mono); letter-spacing: .11em; }
.contact-link strong { font-size: 16px; overflow-wrap: anywhere; }
.contact-link svg { width: 19px; height: 19px; color: var(--text-soft); transition: color 180ms ease, transform 180ms var(--ease); }
.contact-link:hover svg { color: var(--signal); transform: translate(3px, -3px); }

.site-footer { display: grid; grid-template-columns: 1fr auto auto; gap: 60px; align-items: end; padding-block: 44px; border-top: 1px solid var(--line-strong); }
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-brand p { margin: 0; color: var(--text-soft); font: 11px/1.5 var(--mono); letter-spacing: .04em; }
.footer-meta { color: var(--muted); font-size: 12px; }
.footer-meta p { margin: 0 0 4px; }
.footer-meta a { text-decoration: none; }
.footer-meta a:hover { color: var(--text); }
.back-to-top { min-height: 44px; display: inline-flex; align-items: center; gap: 12px; color: var(--text-soft); font: 11px/1 var(--mono); letter-spacing: .1em; text-decoration: none; }
.back-to-top span { color: var(--signal); font-size: 16px; }

[data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity 520ms var(--ease), transform 520ms var(--ease); }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

@keyframes scroll-line { 0% { transform: translateX(-100%); } 45%, 55% { transform: translateX(0); } 100% { transform: translateX(100%); } }
@keyframes soft-pulse { 50% { opacity: .35; box-shadow: 0 0 0 6px rgba(239,173,102,.1); } }
@keyframes tag-blink { 50% { opacity: .45; } }

@media (max-width: 1060px) {
  :root { --page: min(100% - 40px, 920px); }
  .site-header { grid-template-columns: 1fr auto; padding-inline: 20px; }
  .site-nav { display: none; }
  .menu-button { display: grid; }
  .site-nav.is-open { position: fixed; inset: 69px 0 0; display: flex; flex-direction: column; align-items: stretch; gap: 0; padding: 28px 24px; background: color-mix(in srgb, var(--bg) 97%, transparent); backdrop-filter: blur(20px); }
  .site-nav.is-open a { min-height: 64px; border-bottom: 1px solid var(--line); font-family: var(--display); font-size: 24px; }
  .menu-button[aria-expanded="true"] span:first-child { transform: rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(2) { transform: rotate(-45deg); }
  .hero { grid-template-columns: 1fr; gap: 60px; min-height: auto; padding-top: 160px; padding-bottom: 110px; }
  .hero h1 { font-size: clamp(62px, 10vw, 96px); }
  .hero-depth { top: 6%; right: -28%; width: min(90vw, 720px); }
  .system-map { max-width: 680px; width: 100%; justify-self: center; }
  .scroll-cue { display: none; }
  .about, .notes { grid-template-columns: 1fr; gap: 62px; }
  .about .section-heading, .notes .section-heading { max-width: 620px; }
  .lab-panel { gap: 54px; padding: 48px; }
  .human-inner { grid-template-columns: 120px 1fr; }
  .tag-machine { grid-column: 2; grid-template-columns: 1fr auto; align-items: center; }
  .contact { grid-template-columns: 1fr; gap: 62px; }
  html.is-scroll-enhanced .capability-sticky { grid-template-columns: .9fr 1.1fr; }
  html.is-scroll-enhanced .story-step { padding: 30px; }
  html.is-scroll-enhanced .story-step h3 { font-size: clamp(38px, 5vw, 52px); }
  .story-node-platform { left: 3%; }
  .story-node-devops { right: 3%; }
}

@media (max-width: 760px) {
  :root { --page: calc(100% - 32px); }
  body { background-size: 32px 32px; }
  .section-pad { padding-block: 92px; }
  .site-header { min-height: 68px; padding-inline: 16px; }
  .brand-copy span { display: none; }
  .hero { padding-top: 130px; gap: 50px; }
  .hero h1 { margin-top: 22px; font-size: clamp(48px, 15vw, 68px); }
  .hero-lead { font-size: 15px; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .path-strip { flex-wrap: wrap; line-height: 1.7; }
  .system-map { border-radius: 8px; }
  .map-toolbar { padding-inline: 15px; }
  .map-status { font-size: 7px; }
  .map-canvas { height: 500px; }
  .map-wires { display: none; }
  .map-focus-glow { display: none; }
  .map-node { width: calc(50% - 23px); }
  .map-node-root { top: 22px; left: 14px; transform: none; }
  .map-node-root:hover { transform: translateY(-3px); }
  .map-node-left { top: 22px; left: auto; right: 14px; }
  .map-node-right { top: 124px; left: 14px; right: auto; }
  .map-node-bottom { top: 124px; left: auto; right: 14px; transform: none; }
  .map-node-bottom:hover { transform: translateY(-3px); }
  .map-readout { left: 15px; right: 15px; bottom: 20px; max-width: none; }
  .map-readout strong { font-size: 13px; }
  .map-readout p { font-size: 11px; }
  .horizontal-heading { display: block; margin-bottom: 38px; }
  .horizontal-heading > p { margin-top: 24px; }
  .about { gap: 44px; }
  .about-intro { font-size: 17px; }
  .principles article { grid-template-columns: 34px 1fr; gap: 9px 13px; }
  .principles article p { grid-column: 2; }
  .story-copy { grid-template-columns: 1fr; }
  .story-step { min-height: 350px; padding: 26px 22px; }
  .story-step h3 { margin-top: 54px; font-size: 38px; }
  .project-row { grid-template-columns: 34px 1fr 34px; gap: 12px; min-height: 0; padding-block: 28px; }
  .project-main { grid-column: 2; }
  .project-tags { grid-column: 2; }
  .project-marker { grid-column: 3; grid-row: 1; }
  .lab-panel { grid-template-columns: 1fr; padding: 30px 22px; }
  .flow-item { grid-template-columns: 50px 1fr; padding-left: 44px; }
  .notes { gap: 42px; }
  .notes-content > p { font-size: 16px; }
  .human { padding-bottom: 92px; }
  .human-inner { grid-template-columns: 1fr; gap: 28px; }
  .tag-machine { grid-column: 1; grid-template-columns: 1fr; }
  .human-label { padding: 0; }
  .contact { gap: 44px; }
  .contact-link { grid-template-columns: 84px 1fr 24px; gap: 10px; }
  .site-footer { grid-template-columns: 1fr auto; gap: 28px; }
  .footer-meta { grid-column: 1; grid-row: 2; }
  .back-to-top { grid-column: 2; grid-row: 1; }
}

@media (max-width: 420px) {
  .brand-mark { width: 36px; }
  .brand-copy strong { font-size: 12px; }
  .header-actions { gap: 5px; }
  .icon-button, .menu-button { width: 48px; height: 48px; }
  .eyebrow { font-size: 8px; }
  .hero h1 { font-size: 49px; }
  .map-toolbar { min-height: 72px; }
  .map-node { width: calc(50% - 19px); padding-inline: 10px; }
  .map-node-root, .map-node-right { left: 10px; }
  .map-node-left, .map-node-bottom { right: 10px; }
  .map-node strong { font-size: 13px; }
  .map-node small { font-size: 8px; }
  .section-heading h2, .lab-copy h2, .human h2, .contact h2 { font-size: 36px; }
  .project-index { display: none; }
  .project-row { grid-template-columns: 1fr 34px; }
  .project-main, .project-tags { grid-column: 1; }
  .project-marker { grid-column: 2; }
  .contact-link { grid-template-columns: 1fr 24px; }
  .contact-link > span { grid-column: 1; }
  .contact-link strong { grid-column: 1; }
  .contact-link svg { grid-column: 2; grid-row: 1 / 3; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .hero-depth { transform: none !important; will-change: auto; }
  .project-row { --scroll-focus: 0 !important; }
  .flow-rail::after { transform: scaleY(1); }
}

@media (forced-colors: active) {
  html { scrollbar-color: auto; }
  .map-focus-glow { display: none; }
}