:root {
  --ink: #19191d;
  --ink-soft: #29282e;
  --paper: #f2efe8;
  --paper-deep: #e8e3d9;
  --lavender: #d8cfff;
  --lavender-deep: #b9a9fb;
  --coral: #ff6f61;
  --coral-dark: #b83d39;
  --line: rgba(25, 25, 29, 0.22);
  --white-line: rgba(255, 255, 255, 0.2);
  --shadow: 7px 7px 0 var(--ink);
  --max: 1260px;
  --pad: clamp(20px, 4vw, 64px);
  --radius: 2px;
}

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

html { scroll-behavior: smooth; }

section[id] { scroll-margin-top: 88px; }

main:focus { outline: none; }

body {
  margin: 0;
  color: var(--ink);
  background-color: var(--paper);
  background-image: radial-gradient(rgba(25,25,29,.045) .65px, transparent .65px);
  background-size: 5px 5px;
  font-family: "Segoe UI", "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.menu-open { overflow: hidden; }

button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
a { color: inherit; }

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

.skip-link {
  position: fixed;
  z-index: 1000;
  left: 16px;
  top: 16px;
  padding: 10px 16px;
  color: var(--paper);
  background: var(--ink);
  transform: translateY(-150%);
  transition: transform .2s ease;
}

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

.section-shell {
  width: min(100%, calc(var(--max) + (var(--pad) * 2)));
  margin-inline: auto;
  padding-inline: var(--pad);
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  right: 0;
  height: 88px;
  padding: 0 var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,.18);
  color: var(--paper);
  background: rgba(25, 25, 29, .9);
  backdrop-filter: blur(14px);
  transition: height .25s ease, box-shadow .25s ease;
}

.site-header.is-scrolled {
  height: 72px;
  box-shadow: 0 6px 0 rgba(0,0,0,.12);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
  line-height: 1.1;
  flex-shrink: 0;
}

.brand-mark {
  width: 41px;
  height: 41px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3px;
  padding: 5px;
  border: 1px solid rgba(255,255,255,.7);
  transform: rotate(-3deg);
}

.brand-mark i { display: block; background: var(--lavender); }
.brand-mark i:nth-child(2), .brand-mark i:nth-child(3) { background: var(--coral); }
.brand-mark i:nth-child(4) { border-radius: 50%; background: var(--paper); }

.brand-name { font-weight: 700; letter-spacing: .08em; font-size: 15px; }
.brand-name small { font-size: 10px; font-weight: 500; color: rgba(255,255,255,.65); letter-spacing: .28em; }

.site-nav { display: flex; align-items: center; gap: clamp(20px, 2.5vw, 42px); }
.site-nav a {
  position: relative;
  color: rgba(255,255,255,.75);
  text-decoration: none;
  font-size: 14px;
  transition: color .2s ease;
}
.site-nav > a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -6px;
  height: 2px;
  background: var(--coral);
  transition: right .2s ease;
}
.site-nav > a:not(.nav-cta):hover { color: #fff; }
.site-nav > a:not(.nav-cta):hover::after { right: 0; }

.site-nav .nav-cta {
  padding: 10px 16px;
  color: var(--ink);
  background: var(--coral);
  border: 1px solid var(--coral);
  box-shadow: 3px 3px 0 var(--lavender);
  font-weight: 700;
}
.site-nav .nav-cta:hover { background: var(--lavender); border-color: var(--lavender); box-shadow: 3px 3px 0 var(--coral); }
.menu-toggle { display: none; }

.hero {
  position: relative;
  min-height: 760px;
  padding-top: clamp(150px, 16vh, 185px);
  padding-bottom: 92px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(390px, .92fr);
  gap: clamp(40px, 6vw, 90px);
  align-items: center;
  color: var(--paper);
}

.hero::before {
  content: "";
  position: absolute;
  z-index: -2;
  left: 50%;
  width: 100vw;
  top: 0;
  bottom: 0;
  transform: translateX(-50%);
  background-color: var(--ink);
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px), radial-gradient(rgba(255,255,255,.06) .65px, transparent .65px);
  background-size: 72px 72px, 72px 72px, 5px 5px;
}

.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: calc(var(--pad) * -1);
  top: 88px;
  width: 20vw;
  height: 15px;
  background: var(--coral);
}

.eyebrow, .section-kicker {
  margin: 0 0 28px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  font-family: "SFMono-Regular", Consolas, "Microsoft YaHei", monospace;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.eyebrow span { color: var(--lavender); }
.eyebrow b { width: 42px; height: 1px; background: rgba(255,255,255,.42); }
.eyebrow { color: rgba(255,255,255,.56); }

.hero h1 {
  margin: 0;
  font-size: clamp(54px, 7vw, 98px);
  line-height: 1.03;
  letter-spacing: -.065em;
  font-weight: 760;
}
.hero h1 > span { display: block; }
.hero h1 > span:last-child { margin-left: clamp(0px, 3vw, 46px); }
.accent-word {
  position: relative;
  z-index: 0;
  display: inline-block;
  margin-left: .12em;
  color: var(--ink);
  white-space: nowrap;
}
.accent-word::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: .08em -.1em -.02em -.08em;
  background: var(--coral);
  transform: rotate(-1.5deg);
}
.hero-intro {
  max-width: 600px;
  margin: 36px 0 0;
  padding-left: 20px;
  border-left: 3px solid var(--lavender);
  color: rgba(255,255,255,.68);
  font-size: clamp(16px, 1.4vw, 19px);
}
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 38px; }
.button {
  min-height: 52px;
  padding: 13px 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  border: 1px solid var(--ink);
  text-decoration: none;
  font-weight: 700;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.button:hover { transform: translate(-2px, -2px); }
.button-primary { color: var(--ink); background: var(--coral); box-shadow: 5px 5px 0 var(--lavender); }
.button-primary:hover { box-shadow: 8px 8px 0 var(--lavender); }
.text-link { color: var(--paper); text-underline-offset: 6px; text-decoration-color: rgba(255,255,255,.35); font-size: 14px; }
.text-link:hover { text-decoration-color: var(--coral); }

.hero-visual {
  position: relative;
  min-height: 520px;
  border: 1px solid rgba(255,255,255,.26);
  background: #202026;
  box-shadow: 13px 13px 0 var(--lavender);
  overflow: hidden;
}
.visual-label, .visual-status {
  position: absolute;
  z-index: 3;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: "SFMono-Regular", Consolas, "Microsoft YaHei", monospace;
}
.visual-label { top: 0; padding: 17px 20px; border-bottom: 1px solid var(--white-line); font-size: 11px; color: rgba(255,255,255,.58); letter-spacing: .14em; }
.visual-label span:last-child { color: var(--coral); }
.system-map { position: absolute; inset: 54px 0 69px; overflow: hidden; }
.system-map::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .25;
  background-image: linear-gradient(rgba(255,255,255,.14) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.14) 1px, transparent 1px);
  background-size: 34px 34px;
}
.system-map svg { position: absolute; inset: 8% 4%; width: 92%; height: 84%; fill: none; stroke: rgba(216,207,255,.34); stroke-width: 1; stroke-dasharray: 5 8; }
.core-shape {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 50%;
  width: 148px;
  aspect-ratio: 1;
  border: 1px solid var(--paper);
  background: rgba(25,25,29,.85);
  transform: translate(-50%, -50%) rotate(45deg);
  box-shadow: inset 0 0 0 22px var(--lavender), inset 0 0 0 23px var(--ink);
}
.core-shape span { position: absolute; inset: 42%; border-radius: 50%; background: var(--coral); }
.orbit { position: absolute; left: 50%; top: 50%; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; transform: translate(-50%, -50%); }
.orbit-one { width: 300px; height: 300px; }
.orbit-two { width: 410px; height: 220px; transform: translate(-50%, -50%) rotate(-28deg); }
.node {
  position: absolute;
  z-index: 3;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: var(--lavender);
  box-shadow: 4px 4px 0 rgba(0,0,0,.5);
  font-family: "SFMono-Regular", Consolas, "Microsoft YaHei", monospace;
  font-weight: 800;
}
.node-a { left: 10%; top: 16%; }
.node-b { right: 10%; top: 24%; background: var(--coral); border-radius: 50%; }
.node-c { left: 23%; bottom: 10%; background: var(--paper); transform: rotate(-7deg); }
.visual-status {
  bottom: 0;
  min-height: 69px;
  justify-content: flex-start;
  gap: 12px;
  padding: 12px 18px;
  border-top: 1px solid var(--white-line);
  background: rgba(25,25,29,.92);
}
.status-dot { width: 10px; height: 10px; flex: 0 0 auto; border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 5px rgba(255,111,97,.13); }
.visual-status div { display: flex; flex-direction: column; }
.visual-status small { color: rgba(255,255,255,.42); font-size: 9px; letter-spacing: .1em; }
.visual-status strong { font-family: "Segoe UI", "Microsoft YaHei", sans-serif; font-size: 12px; letter-spacing: .04em; }
.status-code { margin-left: auto; color: var(--lavender); letter-spacing: .2em; font-size: 7px; }
.hero-index { position: absolute; left: var(--pad); bottom: 24px; display: flex; align-items: center; gap: 8px; font: 10px Consolas, monospace; color: rgba(255,255,255,.35); }
.hero-index i { width: 54px; height: 1px; background: rgba(255,255,255,.2); }

.statement { padding-top: 130px; padding-bottom: 125px; }
.section-kicker { font-weight: 700; color: rgba(25,25,29,.55); }
.section-kicker span { min-width: 36px; color: var(--coral-dark); font-weight: 800; }
.statement-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(50px, 8vw, 120px); align-items: start; }
.display-title, .section-heading h2 {
  margin: 0;
  font-size: clamp(42px, 5.4vw, 76px);
  line-height: 1.12;
  letter-spacing: -.05em;
}
.statement-content { max-width: 570px; padding-top: 8px; }
.statement-content p { margin: 0 0 24px; color: #555159; }
.statement-content .lead { color: var(--ink); font-size: clamp(19px, 2vw, 25px); line-height: 1.6; font-weight: 600; }
.principles { margin-top: 80px; display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--ink); box-shadow: var(--shadow); }
.principles > div { min-height: 150px; padding: 24px; display: flex; flex-direction: column; justify-content: flex-end; border-right: 1px solid var(--ink); background: rgba(255,255,255,.16); }
.principles > div:last-child { border-right: 0; }
.principle-icon { margin-bottom: auto; color: var(--coral-dark); font-size: 19px; }
.principles strong { font-size: 17px; }
.principles small { margin-top: 3px; color: #6f6971; }

.capabilities { padding: 125px 0 140px; color: var(--paper); background-color: var(--ink); background-image: radial-gradient(rgba(255,255,255,.05) .65px, transparent .65px); background-size: 5px 5px; }
.capabilities .section-kicker { color: rgba(255,255,255,.54); }
.capabilities .section-kicker span, .process .section-kicker span { color: var(--coral); }
.section-heading { margin-bottom: 64px; }
.section-heading h2 { max-width: 850px; }
.section-heading h2 span { position: relative; color: var(--coral); }
.section-heading > p { max-width: 450px; margin: 24px 0 0; color: rgba(255,255,255,.57); }
.capability-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.capability-card {
  position: relative;
  min-height: 440px;
  padding: clamp(24px, 3vw, 40px);
  border: 1px solid var(--ink);
  color: var(--ink);
  box-shadow: 7px 7px 0 rgba(216,207,255,.28);
  transition: transform .25s ease, box-shadow .25s ease;
  overflow: hidden;
}
.capability-card:hover { transform: translate(-3px,-3px); box-shadow: 11px 11px 0 rgba(216,207,255,.32); }
.card-coral { background: var(--coral); }
.card-lavender { background: var(--lavender); }
.card-paper { background: var(--paper); }
.card-dark { color: var(--paper); background: var(--ink-soft); border-color: rgba(255,255,255,.32); }
.card-top { display: flex; justify-content: space-between; font: 12px Consolas, monospace; }
.card-top span:last-child { font-size: 24px; line-height: 1; }
.card-symbol { position: absolute; right: clamp(20px, 4vw, 56px); top: 88px; width: 150px; height: 130px; }
.card-symbol i { position: absolute; display: block; }
.strategy-symbol i:nth-child(1) { width: 90px; height: 90px; left: 0; top: 20px; border: 2px solid var(--ink); transform: rotate(45deg); }
.strategy-symbol i:nth-child(2) { width: 54px; height: 54px; right: 0; top: 0; border-radius: 50%; background: var(--lavender); border: 2px solid var(--ink); }
.strategy-symbol i:nth-child(3) { width: 20px; height: 90px; right: 20px; bottom: 0; background: var(--ink); transform: rotate(32deg); }
.experience-symbol i:nth-child(1) { inset: 10px 0 0 20px; border: 2px solid var(--ink); border-radius: 50%; }
.experience-symbol i:nth-child(2) { width: 95px; height: 95px; right: 0; top: 0; border: 2px solid var(--ink); }
.experience-symbol i:nth-child(3) { width: 34px; height: 34px; left: 0; bottom: 6px; background: var(--coral); transform: rotate(45deg); }
.tech-symbol i:nth-child(1) { width: 104px; height: 104px; left: 20px; top: 10px; border: 2px solid var(--ink); box-shadow: 12px 12px 0 var(--lavender); }
.tech-symbol i:nth-child(2) { width: 52px; height: 52px; right: 0; top: 0; background: var(--coral); border-radius: 50%; }
.tech-symbol i:nth-child(3) { width: 80px; height: 2px; left: 0; bottom: 8px; background: var(--ink); transform: rotate(-42deg); }
.growth-symbol i:nth-child(1) { width: 2px; height: 110px; left: 12px; bottom: 0; background: var(--paper); transform: rotate(37deg); transform-origin: bottom; }
.growth-symbol i:nth-child(2) { width: 52px; height: 52px; left: 48px; top: 40px; border: 2px solid var(--lavender); transform: rotate(45deg); }
.growth-symbol i:nth-child(3) { width: 46px; height: 46px; right: 0; top: 0; border-radius: 50%; background: var(--coral); }
.capability-card h3 { max-width: 65%; margin: 150px 0 12px; font-size: clamp(25px, 2.4vw, 35px); line-height: 1.2; letter-spacing: -.03em; }
.capability-card p { max-width: 76%; margin: 0; opacity: .72; }
.capability-card ul { margin: 26px 0 0; padding: 16px 0 0; display: flex; gap: 9px; flex-wrap: wrap; border-top: 1px solid currentColor; list-style: none; }
.capability-card li { padding: 5px 10px; border: 1px solid currentColor; font-size: 12px; }

.solutions { padding-top: 135px; padding-bottom: 140px; }
.section-heading.split { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr); gap: 60px; align-items: end; }
.section-heading.split > p { margin: 0 0 7px; color: #5f5b63; }
.solution-tabs { border: 1px solid var(--ink); box-shadow: var(--shadow); }
.tab-list { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--ink); }
.tab-list button {
  min-height: 116px;
  padding: 20px 24px;
  border: 0;
  border-right: 1px solid var(--ink);
  color: var(--ink);
  background: var(--paper-deep);
  text-align: left;
  cursor: pointer;
  transition: background .2s ease, color .2s ease;
}
.tab-list button:last-child { border-right: 0; }
.tab-list button:hover { background: #ded8cf; }
.tab-list button[aria-selected="true"] { color: var(--paper); background: var(--ink); }
.tab-list button[aria-selected="true"] span { color: var(--coral); }
.tab-list button span { display: block; margin-bottom: 7px; color: var(--coral-dark); font: 11px Consolas, monospace; }
.tab-list button strong { display: block; font-size: 18px; }
.tab-list button small { color: inherit; opacity: .58; }
.tab-panels article { position: relative; min-height: 425px; padding: clamp(28px, 5vw, 65px); display: grid; grid-template-columns: 90px minmax(0, 1fr) minmax(260px, .8fr); gap: 35px; align-items: center; background: rgba(255,255,255,.15); overflow: hidden; }
.tab-panels article[hidden] { display: none; }
.panel-number { align-self: start; font: clamp(46px, 5vw, 72px)/1 Consolas, monospace; color: var(--lavender-deep); }
.panel-copy { max-width: 530px; }
.panel-label { margin: 0 0 10px; color: var(--coral-dark); font: 12px Consolas, "Microsoft YaHei", monospace; letter-spacing: .12em; }
.panel-copy h3 { margin: 0 0 18px; font-size: clamp(27px, 3vw, 42px); line-height: 1.25; letter-spacing: -.035em; }
.panel-copy > p:not(.panel-label) { margin: 0; color: #5f5a61; }
.panel-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.panel-tags span { padding: 6px 11px; border: 1px solid var(--ink); background: var(--paper); font-size: 12px; }
.panel-graphic { position: relative; width: min(100%, 340px); aspect-ratio: 1; justify-self: end; border: 1px solid var(--ink); background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 32px 32px; }
.workflow-graphic span { position: absolute; z-index: 1; width: 48px; height: 48px; border: 1px solid var(--ink); background: var(--lavender); }
.workflow-graphic span:nth-child(1) { left: 12%; top: 14%; border-radius: 50%; }
.workflow-graphic span:nth-child(2) { right: 12%; top: 18%; background: var(--coral); }
.workflow-graphic span:nth-child(3) { left: 25%; bottom: 10%; background: var(--ink); }
.workflow-graphic span:nth-child(4) { right: 17%; bottom: 19%; border-radius: 50%; background: var(--paper); }
.workflow-graphic i { position: absolute; height: 1px; background: var(--ink); transform-origin: left; }
.workflow-graphic i:nth-of-type(1) { width: 62%; left: 20%; top: 23%; transform: rotate(4deg); }
.workflow-graphic i:nth-of-type(2) { width: 60%; left: 20%; top: 29%; transform: rotate(55deg); }
.workflow-graphic i:nth-of-type(3) { width: 51%; left: 38%; bottom: 23%; transform: rotate(-8deg); }
.brand-graphic span:nth-child(1) { position: absolute; width: 55%; aspect-ratio: 1; left: 12%; top: 13%; border-radius: 50%; background: var(--coral); border: 1px solid var(--ink); }
.brand-graphic span:nth-child(2) { position: absolute; width: 49%; aspect-ratio: 1; right: 9%; bottom: 9%; border: 1px solid var(--ink); background: var(--lavender); mix-blend-mode: multiply; }
.brand-graphic i { position: absolute; z-index: 2; background: var(--ink); }
.brand-graphic i:nth-of-type(1) { width: 70%; height: 3px; left: 15%; top: 48%; transform: rotate(-32deg); }
.brand-graphic i:nth-of-type(2) { width: 20px; height: 20px; right: 18%; top: 20%; transform: rotate(45deg); }
.growth-graphic span { position: absolute; bottom: 11%; width: 18%; border: 1px solid var(--ink); background: var(--lavender); }
.growth-graphic span:nth-child(1) { left: 12%; height: 20%; }
.growth-graphic span:nth-child(2) { left: 40%; height: 46%; background: var(--coral); }
.growth-graphic span:nth-child(3) { right: 12%; height: 72%; background: var(--ink); }
.growth-graphic i { position: absolute; width: 70%; height: 70%; left: 12%; top: 8%; border-top: 3px solid var(--ink); transform: rotate(-26deg); }

.process { padding: 130px 0 145px; color: var(--paper); background: var(--ink); }
.process .section-kicker { color: rgba(255,255,255,.5); }
.process .section-heading.split > p { color: rgba(255,255,255,.58); }
.process-list { margin: 0; padding: 0; border-top: 1px solid var(--white-line); list-style: none; }
.process-list li { min-height: 180px; padding: 30px 0; display: grid; grid-template-columns: 90px 110px 1fr; gap: 28px; align-items: center; border-bottom: 1px solid var(--white-line); }
.process-num { align-self: start; color: var(--coral); font: 12px Consolas, monospace; }
.process-icon { position: relative; width: 82px; height: 82px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.3); }
.process-icon > span { position: relative; display: block; width: 42px; height: 42px; }
.icon-discover { border: 2px solid var(--lavender); border-radius: 50%; }
.icon-discover::after { content: ""; position: absolute; width: 25px; height: 2px; right: -17px; bottom: -7px; background: var(--coral); transform: rotate(48deg); }
.icon-design { border: 2px solid var(--paper); transform: rotate(45deg); }
.icon-design::after { content: ""; position: absolute; inset: 9px; background: var(--coral); }
.icon-build::before, .icon-build::after { content: ""; position: absolute; border: 2px solid var(--lavender); }
.icon-build::before { inset: 0 13px; }
.icon-build::after { inset: 13px 0; }
.icon-grow { border-left: 3px solid var(--paper); border-bottom: 3px solid var(--paper); }
.icon-grow::after { content: "↗"; position: absolute; right: -6px; top: -17px; color: var(--coral); font-size: 40px; }
.process-list li > div:last-child { display: grid; grid-template-columns: minmax(210px, .6fr) 1fr; gap: 30px; align-items: center; }
.process-list h3 { margin: 0; font-size: clamp(23px, 2.4vw, 32px); }
.process-list p { max-width: 590px; margin: 0; color: rgba(255,255,255,.55); }

.connect { position: relative; padding-top: 120px; padding-bottom: 80px; }
.connect-card { position: relative; min-height: 540px; padding: clamp(36px, 6vw, 80px); border: 1px solid var(--ink); background: var(--lavender); box-shadow: 10px 10px 0 var(--ink); overflow: hidden; }
.connect-copy { position: relative; z-index: 2; width: min(64%, 720px); }
.connect-copy h2 { margin: 0; font-size: clamp(44px, 6vw, 82px); line-height: 1.08; letter-spacing: -.055em; }
.connect-copy h2 span { position: relative; z-index: 0; white-space: nowrap; }
.connect-copy h2 span::before { content: ""; position: absolute; z-index: -1; left: -.03em; right: -.08em; bottom: .04em; height: .28em; background: var(--coral); }
.connect-copy > p { max-width: 560px; margin: 25px 0 30px; color: #514e5b; font-size: 17px; }
.button-dark { color: var(--paper); background: var(--ink); box-shadow: 5px 5px 0 var(--coral); }
.button-dark:hover { box-shadow: 8px 8px 0 var(--coral); }
.connect-graphic { position: absolute; right: -2%; bottom: -10%; width: 39%; aspect-ratio: 1; }
.shape-circle { position: absolute; width: 70%; aspect-ratio: 1; right: 8%; top: 0; border-radius: 50%; background: var(--coral); border: 2px solid var(--ink); }
.shape-square { position: absolute; width: 52%; aspect-ratio: 1; left: 0; bottom: 2%; border: 2px solid var(--ink); transform: rotate(16deg); background: rgba(242,239,232,.62); }
.shape-arrow { position: absolute; z-index: 2; right: 22%; top: 22%; font-size: clamp(80px, 10vw, 150px); line-height: 1; font-weight: 200; }
.shape-grid { position: absolute; z-index: 1; inset: 27% 0 0 23%; border: 1px solid var(--ink); background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 22px 22px; }
.connect-note { position: absolute; left: clamp(36px, 6vw, 80px); bottom: 25px; color: rgba(25,25,29,.56); font: 11px Consolas, "Microsoft YaHei", monospace; }
.connect-note span { color: var(--coral-dark); }
.back-top { margin: 48px 0 0 auto; padding: 0; display: flex; align-items: center; gap: 10px; border: 0; color: var(--ink); background: none; cursor: pointer; }
.back-top > span { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--ink); transition: background .2s ease, color .2s ease; }
.back-top:hover > span { color: var(--paper); background: var(--ink); }
.back-top small { font-size: 12px; }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.capability-grid .reveal:nth-child(2), .process-list .reveal:nth-child(2) { transition-delay: .08s; }
.capability-grid .reveal:nth-child(3), .process-list .reveal:nth-child(3) { transition-delay: .14s; }
.capability-grid .reveal:nth-child(4), .process-list .reveal:nth-child(4) { transition-delay: .2s; }

@media (max-width: 1000px) {
  .site-nav { gap: 17px; }
  .site-nav a { font-size: 13px; }
  .hero { grid-template-columns: 1fr; padding-top: 150px; }
  .hero-copy { max-width: 790px; }
  .hero-visual { width: min(100%, 680px); min-height: 500px; margin-left: auto; }
  .statement-grid { grid-template-columns: 1fr; gap: 38px; }
  .statement-content { margin-left: auto; }
  .principles { grid-template-columns: repeat(2, 1fr); }
  .principles > div:nth-child(2) { border-right: 0; }
  .principles > div:nth-child(-n+2) { border-bottom: 1px solid var(--ink); }
  .tab-panels article { grid-template-columns: 72px 1fr; }
  .panel-graphic { grid-column: 2; justify-self: start; width: min(100%, 360px); }
  .process-list li > div:last-child { grid-template-columns: 1fr; gap: 8px; }
  .connect-copy { width: 75%; }
}

@media (max-width: 760px) {
  :root { --shadow: 5px 5px 0 var(--ink); }
  section[id] { scroll-margin-top: 70px; }
  .site-header { height: 72px; }
  .site-header.is-scrolled { height: 64px; }
  .brand-name { font-size: 13px; }
  .brand-mark { width: 36px; height: 36px; }
  .menu-toggle {
    position: relative;
    z-index: 2;
    min-width: 74px;
    padding: 8px 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    border: 1px solid rgba(255,255,255,.45);
    color: var(--paper);
    background: transparent;
    cursor: pointer;
  }
  .menu-label { font-size: 12px; }
  .menu-icon { width: 18px; height: 14px; display: flex; flex-direction: column; justify-content: center; gap: 5px; }
  .menu-icon i { width: 100%; height: 1px; background: currentColor; transition: transform .2s ease; }
  .menu-toggle[aria-expanded="true"] .menu-icon i:first-child { transform: translateY(3px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] .menu-icon i:last-child { transform: translateY(-3px) rotate(-45deg); }
  .site-nav {
    position: fixed;
    inset: 0;
    padding: 112px var(--pad) 42px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    color: var(--paper);
    background-color: var(--ink);
    background-image: radial-gradient(rgba(255,255,255,.07) .65px, transparent .65px);
    background-size: 5px 5px;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-12px);
    transition: opacity .22s ease, transform .22s ease, visibility .22s;
  }
  .site-nav.is-open { visibility: visible; opacity: 1; transform: none; }
  .site-nav > a { padding: 18px 5px; border-bottom: 1px solid rgba(255,255,255,.2); font-size: 24px; font-weight: 650; }
  .site-nav > a:not(.nav-cta)::after { display: none; }
  .site-nav .nav-cta { margin-top: 28px; padding: 15px 18px; border: 1px solid var(--paper); text-align: center; font-size: 17px; }
  .hero { min-height: auto; padding-top: 130px; padding-bottom: 90px; gap: 60px; }
  .hero::after { top: 72px; width: 38vw; height: 8px; }
  .hero h1 { font-size: clamp(48px, 14vw, 72px); }
  .hero h1 > span:last-child { margin: 0; }
  .accent-word { margin: .12em 0 0; }
  .hero-intro { margin-top: 30px; font-size: 16px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 22px; }
  .hero-visual { min-height: 420px; box-shadow: 8px 8px 0 var(--lavender); }
  .core-shape { width: 108px; box-shadow: inset 0 0 0 16px var(--lavender), inset 0 0 0 17px var(--ink); }
  .orbit-one { width: 230px; height: 230px; }
  .orbit-two { width: 310px; height: 165px; }
  .node { width: 40px; height: 40px; }
  .statement, .solutions { padding-top: 90px; padding-bottom: 95px; }
  .display-title, .section-heading h2 { font-size: clamp(38px, 11vw, 56px); }
  .principles { margin-top: 56px; grid-template-columns: 1fr; }
  .principles > div { min-height: 125px; border-right: 0; border-bottom: 1px solid var(--ink); }
  .principles > div:nth-child(3) { border-bottom: 1px solid var(--ink); }
  .principles > div:last-child { border-bottom: 0; }
  .capabilities, .process { padding-top: 90px; padding-bottom: 100px; }
  .section-heading { margin-bottom: 44px; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-card { min-height: 410px; }
  .capability-card h3 { margin-top: 148px; }
  .section-heading.split { grid-template-columns: 1fr; gap: 25px; }
  .tab-list { grid-template-columns: 1fr; }
  .tab-list button { min-height: auto; padding: 16px 19px; border-right: 0; border-bottom: 1px solid var(--ink); display: grid; grid-template-columns: 32px 1fr auto; align-items: center; gap: 8px; }
  .tab-list button:last-child { border-bottom: 0; }
  .tab-list button span { margin: 0; }
  .tab-list button small { justify-self: end; }
  .tab-panels article { grid-template-columns: 1fr; gap: 24px; padding: 30px 24px 36px; }
  .panel-number { position: absolute; right: 17px; top: 20px; opacity: .35; }
  .panel-copy { position: relative; z-index: 1; }
  .panel-graphic { grid-column: 1; width: 100%; max-width: 340px; justify-self: center; }
  .process-list li { grid-template-columns: 44px 74px 1fr; gap: 14px; align-items: start; padding: 28px 0; }
  .process-icon { width: 64px; height: 64px; }
  .process-icon > span { transform: scale(.8); }
  .process-num { padding-top: 4px; }
  .process-list li > div:last-child { display: block; }
  .process-list h3 { margin-bottom: 9px; }
  .process-list p { font-size: 14px; }
  .connect { padding-top: 80px; padding-bottom: 55px; }
  .connect-card { min-height: 650px; padding: 36px 26px; }
  .connect-copy { width: 100%; }
  .connect-copy h2 { font-size: clamp(42px, 12vw, 60px); }
  .connect-copy h2 span { white-space: normal; }
  .connect-graphic { width: 76%; right: -8%; bottom: -5%; }
  .connect-note { left: 26px; right: 24px; bottom: 20px; }
}

@media (max-width: 430px) {
  .brand-name { display: none; }
  .hero h1 { font-size: 45px; }
  .hero-visual { min-height: 370px; }
  .system-map { bottom: 64px; }
  .node-a { left: 7%; }
  .node-b { right: 7%; }
  .capability-card { min-height: 430px; }
  .card-symbol { right: 22px; transform: scale(.85); transform-origin: right top; }
  .capability-card h3, .capability-card p { max-width: 100%; }
  .tab-list button { grid-template-columns: 28px 1fr; }
  .tab-list button small { display: none; }
  .process-list li { grid-template-columns: 38px 1fr; }
  .process-icon { display: none; }
  .connect-card { min-height: 690px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (forced-colors: active) {
  .brand-mark i, .status-dot, .card-symbol i, .shape-circle, .shape-square { forced-color-adjust: none; }
  .button, .site-nav .nav-cta, .principles, .solution-tabs { border: 2px solid currentColor; box-shadow: none; }
}