:root {
  --porcelain: #f7fbfa;
  --porcelain-deep: #edf5f2;
  --mist: #dcebe8;
  --mist-blue: #d4e9ec;
  --ink: #102f39;
  --ink-soft: #31515a;
  --muted: #5e7478;
  --qing: #177f86;
  --qing-deep: #0d626a;
  --jade: #4a9677;
  --jade-soft: #a8cdbd;
  --seal: #c83f2f;
  --seal-deep: #a93629;
  --line: rgba(16, 47, 57, .16);
  --white: #ffffff;
  --max: 1240px;
  --display: "STKaiti", "KaiTi", "FangSong", "Microsoft YaHei", serif;
  --body: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", Arial, sans-serif;
  --utility: "Arial Narrow", "DIN Alternate", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--porcelain);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: url("assets/rice-paper.webp") repeat;
  background-size: 512px 512px;
  opacity: .12;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
h1, h2, h3, p { margin-top: 0; }

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 100;
  padding: 10px 16px;
  color: var(--white);
  background: var(--ink);
  transition: top .2s ease;
}
.skip-link:focus { top: 16px; }
:focus-visible { outline: 3px solid var(--seal); outline-offset: 4px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(16, 47, 57, .10);
  background: rgba(247, 251, 250, .9);
  backdrop-filter: blur(18px) saturate(1.2);
}
.nav {
  width: min(100%, var(--max));
  min-height: 76px;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 30px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; margin-right: auto; white-space: nowrap; }
.brand img { width: 43px; height: 43px; object-fit: contain; }
.brand strong { display: block; font-family: var(--display); font-size: 17px; letter-spacing: .08em; }
.brand small { display: block; color: var(--muted); font: 9px/1.2 var(--utility); letter-spacing: .24em; }
.nav-links { display: flex; align-items: center; gap: 24px; color: var(--ink-soft); font-size: 13px; }
.nav-links a { position: relative; padding: 27px 0 22px; white-space: nowrap; }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 18px;
  height: 2px;
  background: var(--seal);
  transition: right .25s ease;
}
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { right: 0; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--qing-deep); }
.nav-cta {
  min-height: 40px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--white);
  background: var(--ink);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  transition: background .2s ease, transform .2s ease;
}
.nav-cta:hover { background: var(--qing-deep); transform: translateY(-2px); }
.menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); color: var(--ink); background: transparent; cursor: pointer; }

.home-hero {
  position: relative;
  min-height: calc(100vh - 76px);
  max-height: 940px;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background-color: var(--porcelain);
}
.home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -3;
  background-image:
    radial-gradient(circle at 80% 38%, rgba(23, 127, 134, .11), transparent 31%),
    radial-gradient(circle at 65% 74%, rgba(74, 150, 119, .08), transparent 25%);
}
.home-hero::after {
  content: "";
  position: absolute;
  left: calc(50% - 4px);
  top: 8%;
  bottom: 8%;
  width: 1px;
  z-index: -1;
  background: linear-gradient(to bottom, transparent, rgba(16,47,57,.11) 18%, rgba(16,47,57,.11) 82%, transparent);
}
.ink-aura {
  position: absolute;
  z-index: -2;
  border-radius: 50%;
  filter: blur(1px);
  opacity: .46;
  pointer-events: none;
  animation: aura-drift 15s ease-in-out infinite alternate;
}
.ink-aura-one { right: -5vw; top: -18vw; width: 42vw; height: 42vw; background: rgba(23,127,134,.08); }
.ink-aura-two { right: 29vw; bottom: -26vw; width: 38vw; height: 38vw; background: rgba(74,150,119,.08); animation-delay: -7s; }
.home-hero-inner {
  width: min(100%, var(--max));
  min-height: calc(100vh - 76px);
  max-height: 940px;
  margin: 0 auto;
  padding: 54px 28px 64px;
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(520px, 1.12fr);
  align-items: center;
  gap: 22px;
}
.home-hero-copy { position: relative; z-index: 2; padding: 30px 0 20px; }
.hero-label { display: flex; align-items: center; gap: 11px; margin-bottom: 24px; color: var(--qing-deep); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.hero-label span { color: var(--seal-deep); }
.hero-label i { width: 26px; height: 1px; background: var(--line); }
.home-hero h1 { margin: 0; font-weight: 700; line-height: .98; letter-spacing: -.035em; }
.home-hero h1 small { display: block; margin-bottom: 27px; color: var(--qing); font: 700 17px/1.4 var(--display); letter-spacing: .18em; }
.home-hero h1 span, .home-hero h1 em { display: block; font-style: normal; }
.home-hero h1 span { font-size: clamp(48px, 5.4vw, 75px); }
.home-hero h1 em { margin-top: 15px; color: var(--seal); font-family: var(--display); font-size: clamp(56px, 6.5vw, 91px); letter-spacing: .02em; }
.hero-intro { max-width: 590px; margin: 32px 0 0; color: var(--ink-soft); font-size: 17px; line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.action {
  min-height: 50px;
  padding: 0 19px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
  border: 1px solid var(--ink);
  font-size: 13px;
  font-weight: 750;
  transition: transform .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
}
.action b { font-size: 18px; font-weight: 400; transition: transform .22s ease; }
.action:hover { transform: translateY(-3px); }
.action:hover b { transform: translateX(4px); }
.action-primary { color: var(--white); background: var(--ink); }
.action-primary:hover { background: var(--qing-deep); border-color: var(--qing-deep); }
.action-secondary { color: var(--ink); background: rgba(255,255,255,.45); }
.action-secondary:hover { color: var(--white); background: var(--seal); border-color: var(--seal); }
.hero-facts { margin: 38px 0 0; padding: 22px 0 0; display: flex; gap: 26px; border-top: 1px solid var(--line); list-style: none; }
.hero-facts li { position: relative; padding-left: 14px; }
.hero-facts li::before { content: ""; position: absolute; left: 0; top: 8px; width: 5px; height: 5px; background: var(--jade); border-radius: 50%; }
.hero-facts strong { display: block; font-size: 12px; }
.hero-facts span { display: block; margin-top: 2px; color: var(--muted); font-size: 10px; white-space: nowrap; }

.ink-map {
  --map-x: 0deg;
  --map-y: 0deg;
  position: relative;
  width: min(100%, 690px);
  aspect-ratio: 1;
  margin-left: auto;
  perspective: 900px;
}
.ink-map::before {
  content: "";
  position: absolute;
  inset: 9%;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  box-shadow: 0 34px 90px rgba(23, 127, 134, .10), inset 0 0 60px rgba(255,255,255,.75);
}
.ink-map-art { position: relative; width: 100%; height: 100%; overflow: visible; transform: rotateX(var(--map-y)) rotateY(var(--map-x)); transition: transform .5s cubic-bezier(.2,.8,.2,1); }
.mountain-wash path:first-child { fill: rgba(168,205,189,.26); }
.mountain-wash path:last-child { fill: rgba(212,233,236,.38); }
.mountain-lines, .cloud-lines { fill: none; stroke: rgba(49,81,90,.34); stroke-linecap: round; }
.mountain-lines { stroke-width: 2; }
.mountain-lines path:nth-child(2) { stroke: rgba(23,127,134,.26); stroke-width: 1.5; }
.mountain-lines path:nth-child(3) { stroke: rgba(215,75,54,.24); stroke-width: 1.4; }
.cloud-lines { stroke-width: 1.2; stroke-dasharray: 3 7; }
.map-orbit { fill: none; stroke: rgba(23,127,134,.22); stroke-width: 1; stroke-dasharray: 3 11; transform-origin: 388px 353px; animation: orbit-turn 36s linear infinite; }
.orbit-two { stroke: rgba(74,150,119,.22); animation-direction: reverse; animation-duration: 28s; }
.ink-route { fill: none; stroke: var(--qing); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 7 9; opacity: .75; animation: route-flow 10s linear infinite; }
.route-two { animation-delay: -2.5s; }
.route-three { animation-delay: -5s; }
.route-four { animation-delay: -7.5s; }
.map-core > circle:first-child { fill: rgba(247,251,250,.95); stroke: var(--qing); stroke-width: 2.2; }
.map-core-ring { fill: none; stroke: var(--seal); stroke-width: 1; stroke-dasharray: 2 7; transform-origin: 388px 353px; animation: orbit-turn 18s linear infinite; }
.map-core text { fill: var(--qing-deep); font: 700 25px var(--display); letter-spacing: .16em; }
.map-core .map-core-large { fill: var(--seal); font-size: 48px; letter-spacing: 0; }
.map-node circle:first-child { fill: rgba(247,251,250,.9); stroke-width: 1.4; }
.map-node text { fill: var(--ink-soft); font: 700 12px var(--body); }
.map-node .node-pulse { fill: none; stroke-width: 1; transform-box: fill-box; transform-origin: center; animation: node-breathe 3.6s ease-out infinite; }
.node-question circle { stroke: var(--qing); }
.node-ability circle { stroke: var(--jade); }
.node-reason circle { stroke: var(--seal); }
.node-result circle { stroke: #648da0; }
.node-ability .node-pulse { animation-delay: -.9s; }
.node-reason .node-pulse { animation-delay: -1.8s; }
.node-result .node-pulse { animation-delay: -2.7s; }
.seal rect { fill: none; stroke: var(--seal); stroke-width: 2; }
.seal text { fill: var(--seal); font: 700 19px var(--display); }
.map-legend { position: absolute; left: 50%; bottom: 2%; transform: translateX(-50%); display: flex; align-items: center; gap: 10px; color: var(--qing-deep); font: 700 11px var(--display); letter-spacing: .1em; }
.map-legend span { width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid rgba(23,127,134,.25); border-radius: 50%; background: rgba(255,255,255,.8); }
.map-legend i { width: 16px; height: 1px; background: var(--jade-soft); }
.scroll-cue { position: absolute; left: 26px; bottom: 28px; display: grid; justify-items: center; gap: 10px; color: var(--muted); font: 8px var(--utility); letter-spacing: .22em; writing-mode: vertical-rl; }
.scroll-cue i { width: 1px; height: 38px; background: var(--qing); transform-origin: top; animation: scroll-line 2s ease-in-out infinite; }

.evidence-ribbon { color: var(--porcelain); background: var(--qing-deep); }
.evidence-ribbon-inner { width: min(100%, var(--max)); margin: 0 auto; padding: 0 28px; display: grid; grid-template-columns: repeat(4, 1fr); }
.evidence-ribbon p { position: relative; margin: 0; padding: 23px 20px 24px; border-right: 1px solid rgba(255,255,255,.14); }
.evidence-ribbon p:first-child { border-left: 1px solid rgba(255,255,255,.14); }
.evidence-ribbon p::before { content: ""; position: absolute; left: 20px; top: 0; width: 34px; height: 3px; background: var(--seal); }
.evidence-ribbon strong { display: block; font-family: var(--display); font-size: 19px; letter-spacing: .04em; }
.evidence-ribbon span { display: block; margin-top: 3px; color: rgba(255,255,255,.62); font-size: 10px; }

.section-shell { width: min(100%, var(--max)); margin: 0 auto; padding-left: 28px; padding-right: 28px; }
.question-stage { padding: 122px 0 130px; background: rgba(255,255,255,.58); }
.stage-heading { max-width: 850px; }
.overline { margin-bottom: 17px; color: var(--qing); font: 800 10px/1.5 var(--utility); letter-spacing: .22em; text-transform: uppercase; }
.stage-heading h2 { margin-bottom: 23px; font-size: clamp(38px, 5vw, 66px); line-height: 1.18; letter-spacing: -.035em; }
.stage-heading h2 em { color: var(--seal); font-family: var(--display); font-style: normal; letter-spacing: .01em; }
.stage-heading > p:last-child { max-width: 650px; color: var(--muted); font-size: 16px; }
.question-ledger { margin-top: 70px; border-top: 2px solid var(--ink); }
.question-line {
  position: relative;
  padding: 31px 0;
  display: grid;
  grid-template-columns: 75px minmax(260px, 1.12fr) minmax(260px, 1fr) minmax(190px, .72fr);
  align-items: center;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  transition: color .25s ease, padding .25s ease;
}
.question-line::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--porcelain-deep); transform: scaleY(0); transform-origin: bottom; transition: transform .28s ease; }
.question-line:hover::before { transform: scaleY(1); }
.question-line:hover { padding-left: 16px; padding-right: 16px; }
.question-index { display: flex; align-items: baseline; color: var(--qing); font-family: var(--utility); }
.question-index span { font-size: 11px; }
.question-index strong { font-size: 31px; font-weight: 400; }
.question-copy small, .question-match small { display: block; margin-bottom: 8px; color: var(--muted); font-size: 9px; letter-spacing: .12em; }
.question-copy h3 { margin: 0; font-size: 18px; line-height: 1.55; }
.question-match { padding-left: 25px; border-left: 1px solid var(--line); }
.question-match p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.question-outcome { padding-left: 20px; border-left: 1px solid var(--line); }
.question-outcome span { display: block; color: var(--seal); font-size: 9px; letter-spacing: .15em; }
.question-outcome strong { display: block; margin-top: 6px; font-family: var(--display); font-size: 17px; }
.brush-link { position: relative; margin-top: 34px; display: inline-flex; gap: 13px; align-items: center; color: var(--qing-deep); font-size: 13px; font-weight: 750; }
.brush-link::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -6px; height: 3px; background: var(--seal); transition: right .25s ease; }
.brush-link:hover::after { right: 0; }

.method-stage { position: relative; padding: 124px 0 112px; overflow: hidden; color: var(--white); background: #103d46; }
.method-stage::before { content: ""; position: absolute; inset: 0; background: url("assets/rice-paper.webp") repeat; background-size: 512px; opacity: .06; mix-blend-mode: screen; }
.method-stage-ink { position: absolute; right: -2vw; top: -13vw; color: rgba(255,255,255,.035); font: 700 clamp(300px, 50vw, 690px)/1 var(--display); pointer-events: none; }
.stage-heading-light { position: relative; z-index: 1; }
.stage-heading-light .overline { color: #94d3c2; }
.stage-heading-light h2 { max-width: 720px; color: var(--white); }
.method-river { position: relative; z-index: 1; margin: 76px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); list-style: none; }
.method-river::before { content: ""; position: absolute; left: 8%; right: 8%; top: 43px; height: 1px; background: linear-gradient(to right, transparent, #77b8a5 12%, #77b8a5 88%, transparent); }
.method-river li { position: relative; padding: 0 30px; }
.method-river li:first-child { padding-left: 0; }
.method-river li:last-child { padding-right: 0; }
.method-river b { position: relative; z-index: 1; width: 86px; height: 86px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.28); border-radius: 50%; color: var(--white); background: #103d46; font: 700 35px var(--display); box-shadow: 0 0 0 9px rgba(16,61,70,.9); transition: color .25s ease, background .25s ease, transform .25s ease; }
.method-river li:hover b { color: var(--white); background: var(--seal); transform: translateY(-6px) rotate(-5deg); }
.method-river div { margin-top: 30px; }
.method-river small { color: #8fc9b9; font-size: 10px; letter-spacing: .14em; }
.method-river h3 { margin: 8px 0 10px; font-size: 18px; }
.method-river p { margin: 0; color: rgba(255,255,255,.62); font-size: 13px; line-height: 1.85; }
.method-action { position: relative; z-index: 1; margin-top: 70px; padding-top: 27px; display: flex; justify-content: space-between; gap: 30px; align-items: center; border-top: 1px solid rgba(255,255,255,.18); }
.method-action p { margin: 0; color: rgba(255,255,255,.7); }
.method-action strong { color: var(--white); }
.method-action a { min-height: 44px; padding: 0 17px; display: inline-flex; align-items: center; border: 1px solid rgba(255,255,255,.45); font-size: 12px; }
.method-action a:hover { color: #103d46; background: var(--white); }

.business-stage { padding: 128px 0; background: var(--porcelain-deep); }
.business-layout { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(420px, .92fr); gap: 80px; align-items: stretch; }
.core-business { position: relative; min-height: 610px; padding: 62px 56px; color: var(--white); background: var(--qing); overflow: hidden; }
.core-business::after { content: "图"; position: absolute; right: -40px; bottom: -100px; color: rgba(255,255,255,.08); font: 700 360px/1 var(--display); }
.core-business .overline { color: rgba(255,255,255,.68); }
.core-business-title { display: flex; align-items: center; gap: 17px; margin: 77px 0 26px; font: 700 clamp(54px, 7vw, 98px)/1 var(--utility); letter-spacing: -.06em; }
.core-business-title i { width: 60px; height: 5px; display: block; overflow: hidden; background: var(--seal); text-indent: -999px; }
.core-business h2 { position: relative; z-index: 1; margin-bottom: 22px; font: 700 clamp(30px, 3.4vw, 47px)/1.35 var(--display); letter-spacing: .03em; }
.core-business > p:not(.overline) { position: relative; z-index: 1; max-width: 520px; color: rgba(255,255,255,.72); font-size: 14px; }
.core-business-links { position: absolute; z-index: 2; left: 56px; right: 56px; bottom: 48px; display: flex; gap: 24px; }
.core-business-links a { padding-bottom: 4px; border-bottom: 1px solid rgba(255,255,255,.45); font-size: 12px; }
.development-business { padding-top: 8px; }
.development-heading { padding-bottom: 32px; border-bottom: 2px solid var(--ink); }
.development-heading h2 { margin-bottom: 14px; font-size: clamp(32px, 4vw, 50px); line-height: 1.2; }
.development-heading > p:last-child { max-width: 480px; margin: 0; color: var(--muted); font-size: 13px; }
.development-business > a { padding: 23px 0; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 18px; border-bottom: 1px solid var(--line); transition: padding .22s ease, color .22s ease; }
.development-business > a:hover { padding-left: 14px; color: var(--qing-deep); }
.development-business > a span { font-family: var(--display); font-size: 20px; font-weight: 700; }
.development-business > a small { color: var(--muted); font-size: 10px; }
.development-business > a b { color: var(--seal); font-size: 18px; font-weight: 400; }

.company-bridge { position: relative; padding: 108px 0; overflow: hidden; background: var(--white); }
.company-brush { position: absolute; left: -7vw; top: 50%; width: 42vw; height: 90px; background: var(--mist-blue); filter: blur(2px); opacity: .5; transform: translateY(-50%) rotate(-8deg); clip-path: polygon(0 32%, 72% 8%, 100% 44%, 73% 61%, 99% 80%, 30% 62%, 0 100%); }
.company-bridge-inner { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: end; }
.company-bridge h2 { margin: 0; font-size: clamp(37px, 4.7vw, 62px); line-height: 1.22; letter-spacing: -.03em; }
.company-bridge-inner > div:last-child > p { margin-bottom: 27px; color: var(--ink-soft); font-size: 15px; }

.pricing-bridge { padding: 74px 0; color: var(--white); background: var(--seal); }
.pricing-bridge .overline { color: rgba(255,255,255,.74); }
.pricing-bridge-inner { display: grid; grid-template-columns: 1.1fr 1fr auto; gap: 42px; align-items: center; }
.pricing-bridge h2 { max-width: 500px; margin: 0; font-size: 26px; line-height: 1.5; }
.pricing-signals { display: flex; gap: 30px; }
.pricing-signals p { margin: 0; }
.pricing-signals strong { display: block; font: 700 30px/1 var(--utility); }
.pricing-signals span { display: block; margin-top: 7px; color: rgba(255,255,255,.7); font-size: 9px; }
.pricing-bridge .action-primary { color: var(--ink); background: var(--white); border-color: var(--white); }
.pricing-bridge .action-primary:hover { color: var(--white); background: var(--ink); border-color: var(--ink); }

.contact-stage { padding: 118px 0 105px; background: var(--porcelain); }
.contact-stage-inner { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(400px, .92fr); gap: 100px; }
.contact-call h2 { margin-bottom: 25px; font-size: clamp(40px, 5.3vw, 68px); line-height: 1.18; letter-spacing: -.04em; }
.contact-call > p:not(.overline) { max-width: 600px; color: var(--muted); font-size: 15px; }
.contact-address { margin: 0; padding: 8px 0 0; font-style: normal; border-top: 2px solid var(--ink); }
.contact-address p { margin: 0; padding: 21px 0; display: grid; grid-template-columns: 74px 1fr; gap: 18px; border-bottom: 1px solid var(--line); }
.contact-address span { color: var(--muted); font-size: 10px; letter-spacing: .12em; }
.contact-address strong, .contact-address a { font-size: 14px; font-weight: 700; }
.contact-address a { color: var(--qing-deep); }

.site-footer { color: rgba(255,255,255,.68); background: #0b343c; }
.footer-inner { width: min(100%, var(--max)); margin: 0 auto; padding: 48px 28px 27px; display: grid; grid-template-columns: 1fr auto; gap: 34px; }
.footer-brand { display: flex; align-items: center; gap: 12px; color: var(--white); }
.footer-brand img { width: 44px; height: 44px; object-fit: contain; filter: brightness(0) invert(1); opacity: .86; }
.footer-brand strong { display: block; font-family: var(--display); font-size: 16px; letter-spacing: .06em; }
.footer-brand small { display: block; color: rgba(255,255,255,.45); font-size: 9px; }
.footer-links { display: flex; gap: 22px; align-items: center; font-size: 11px; }
.footer-links a:hover { color: var(--white); }
.footer-note { grid-column: 1 / -1; padding-top: 18px; display: flex; justify-content: space-between; border-top: 1px solid rgba(255,255,255,.12); font-size: 9px; letter-spacing: .05em; }

/* Company profile */
.about-page { background: var(--porcelain); }
.about-hero { position: relative; min-height: 520px; padding: 115px 0 90px; display: flex; align-items: center; overflow: hidden; border-bottom: 1px solid var(--line); }
.about-hero::before { content: "联合"; position: absolute; right: 2vw; top: -25px; color: rgba(23,127,134,.055); font: 700 clamp(180px, 30vw, 420px)/1 var(--display); letter-spacing: -.1em; }
.about-hero-copy { position: relative; z-index: 1; max-width: 830px; }
.about-hero h1 { margin: 0 0 26px; font-size: clamp(50px, 7vw, 92px); line-height: 1.05; letter-spacing: -.045em; }
.about-hero h1 em { color: var(--seal); font-family: var(--display); font-style: normal; }
.about-hero-copy > p:last-child { max-width: 670px; color: var(--ink-soft); font-size: 17px; }
.about-section { padding: 105px 0; }
.about-section.white { background: var(--white); }
.about-story { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.about-story h2, .about-gallery-heading h2, .credential-copy h2 { font-size: clamp(35px, 4.8vw, 60px); line-height: 1.2; letter-spacing: -.035em; }
.about-story-copy { color: var(--ink-soft); }
.about-story-copy p { margin-bottom: 18px; }
.about-metrics { margin-top: 42px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 2px solid var(--ink); }
.about-metrics div { padding: 26px 18px; border-right: 1px solid var(--line); }
.about-metrics div:last-child { border-right: 0; }
.about-metrics strong { display: block; font: 700 33px/1 var(--utility); color: var(--qing-deep); }
.about-metrics span { display: block; margin-top: 9px; color: var(--muted); font-size: 10px; }
.about-gallery-heading { max-width: 720px; margin-bottom: 50px; }
.office-gallery { display: grid; grid-template-columns: 1.25fr .75fr; grid-template-rows: 280px 280px; gap: 14px; }
.office-gallery figure { position: relative; margin: 0; overflow: hidden; background: var(--mist); }
.office-gallery figure:first-child { grid-row: 1 / 3; }
.office-gallery img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.76) contrast(1.03); transition: transform .7s cubic-bezier(.2,.8,.2,1), filter .4s ease; }
.office-gallery figure:hover img { transform: scale(1.025); filter: saturate(.95) contrast(1.02); }
.office-gallery figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 28px 18px 13px; color: var(--white); background: linear-gradient(to top, rgba(16,47,57,.78), transparent); font-size: 10px; }
.credential-layout { display: grid; grid-template-columns: .88fr 1.12fr; gap: 80px; align-items: center; }
.credential-image { padding: 18px; background: var(--white); box-shadow: 0 24px 70px rgba(16,47,57,.12); transform: rotate(-1deg); }
.credential-image img { width: 100%; height: auto; }
.credential-copy > p { color: var(--ink-soft); }
.achievement-list { margin: 28px 0 0; padding: 0; list-style: none; border-top: 2px solid var(--ink); }
.achievement-list li { padding: 17px 0; display: grid; grid-template-columns: 110px 1fr; border-bottom: 1px solid var(--line); font-size: 13px; }
.achievement-list strong { color: var(--qing-deep); }
.about-contact { padding: 72px 0; color: var(--white); background: var(--qing-deep); }
.about-contact-inner { display: flex; justify-content: space-between; gap: 40px; align-items: center; }
.about-contact h2 { margin: 0; font-size: clamp(30px, 4vw, 48px); }
.about-contact .action { border-color: rgba(255,255,255,.55); color: var(--white); }

.motion-ready [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .75s ease, transform .75s cubic-bezier(.2,.7,.2,1); }
.motion-ready [data-reveal].is-visible { opacity: 1; transform: translateY(0); }

@keyframes aura-drift { to { transform: translate(28px, 18px) scale(1.08); } }
@keyframes orbit-turn { to { transform: rotate(360deg); } }
@keyframes route-flow { to { stroke-dashoffset: -128; } }
@keyframes node-breathe { 0%, 22% { opacity: .58; transform: scale(.8); } 80%, 100% { opacity: 0; transform: scale(1.28); } }
@keyframes scroll-line { 0%, 100% { transform: scaleY(.25); opacity: .35; } 50% { transform: scaleY(1); opacity: 1; } }

@media (max-width: 1120px) {
  .nav-links { gap: 17px; }
  .home-hero-inner { grid-template-columns: minmax(0, .92fr) minmax(430px, 1.08fr); }
  .hero-facts { gap: 15px; }
  .question-line { grid-template-columns: 58px 1fr 1fr; }
  .question-outcome { grid-column: 2 / -1; margin-left: calc(50% + 12px); }
  .business-layout { gap: 45px; }
  .contact-stage-inner { gap: 60px; }
}

@media (max-width: 960px) {
  .nav-links { position: absolute; left: 0; right: 0; top: 76px; display: none; padding: 10px 28px 20px; background: rgba(247,251,250,.98); border-bottom: 1px solid var(--line); box-shadow: 0 22px 50px rgba(16,47,57,.1); }
  .nav-links.open { display: grid; gap: 0; }
  .nav-links a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav-links a::after { display: none; }
  .nav-cta { display: none; }
  .menu-toggle { display: grid; place-items: center; }
  .home-hero { max-height: none; }
  .home-hero::after { display: none; }
  .home-hero-inner { min-height: auto; max-height: none; padding-top: 78px; grid-template-columns: 1fr; gap: 10px; }
  .home-hero-copy { max-width: 720px; }
  .ink-map { width: min(100%, 650px); margin: -28px auto 0; }
  .scroll-cue { display: none; }
  .evidence-ribbon-inner { grid-template-columns: repeat(2, 1fr); }
  .evidence-ribbon p:nth-child(2) { border-right: 0; }
  .evidence-ribbon p:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.14); }
  .question-line { grid-template-columns: 58px 1fr; gap: 18px; }
  .question-match, .question-outcome { grid-column: 2; margin-left: 0; }
  .question-outcome { padding-top: 12px; padding-left: 25px; }
  .method-river { grid-template-columns: repeat(2, 1fr); gap: 52px 0; }
  .method-river::before { display: none; }
  .business-layout, .contact-stage-inner { grid-template-columns: 1fr; }
  .core-business { min-height: 560px; }
  .company-bridge-inner { gap: 50px; }
  .pricing-bridge-inner { grid-template-columns: 1fr 1fr; }
  .pricing-bridge .action { justify-self: start; }
  .about-story, .credential-layout { grid-template-columns: 1fr; gap: 45px; }
}

@media (max-width: 680px) {
  body { font-size: 15px; }
  .nav { min-height: 68px; padding: 0 18px; }
  .nav-links { top: 68px; padding-left: 18px; padding-right: 18px; }
  .brand img { width: 38px; height: 38px; }
  .brand strong { font-size: 14px; }
  .brand small { font-size: 7px; }
  .section-shell { padding-left: 18px; padding-right: 18px; }
  .home-hero-inner { padding: 62px 18px 36px; }
  .hero-label { align-items: flex-start; flex-wrap: wrap; }
  .home-hero h1 small { margin-bottom: 18px; font-size: 14px; }
  .home-hero h1 span { font-size: 44px; }
  .home-hero h1 em { font-size: 55px; }
  .hero-intro { margin-top: 24px; font-size: 15px; }
  .hero-actions { display: grid; }
  .action { width: 100%; justify-content: space-between; }
  .hero-facts { display: grid; grid-template-columns: repeat(2, 1fr); }
  .hero-facts li:last-child { grid-column: 1 / -1; }
  .ink-map { width: 118%; margin-left: -9%; margin-top: -6px; }
  .mountain-wash, .map-core { filter: none; }
  .ink-map-art { transform: none !important; }
  .map-node text { font-size: 13px; }
  .evidence-ribbon-inner { padding: 0; }
  .evidence-ribbon p { padding: 20px 15px; }
  .evidence-ribbon p:first-child { border-left: 0; }
  .evidence-ribbon strong { font-size: 16px; }
  .question-stage, .business-stage { padding: 84px 0; }
  .stage-heading h2 { font-size: 38px; }
  .question-ledger { margin-top: 45px; }
  .question-line { padding: 26px 0; grid-template-columns: 45px 1fr; }
  .question-line:hover { padding-left: 0; padding-right: 0; }
  .question-index strong { font-size: 25px; }
  .question-copy h3 { font-size: 16px; }
  .question-match p { font-size: 12px; }
  .method-stage { padding: 88px 0 80px; }
  .method-river { margin-top: 52px; grid-template-columns: 1fr; gap: 0; }
  .method-river li { padding: 0 0 42px 70px; }
  .method-river li:first-child, .method-river li:last-child { padding-left: 70px; padding-right: 0; }
  .method-river li::before { content: ""; position: absolute; left: 27px; top: 56px; bottom: -4px; width: 1px; background: rgba(255,255,255,.19); }
  .method-river li:last-child::before { display: none; }
  .method-river b { position: absolute; left: 0; top: 0; width: 55px; height: 55px; font-size: 25px; box-shadow: 0 0 0 6px rgba(16,61,70,.9); }
  .method-river div { margin-top: 0; }
  .method-action { display: block; }
  .method-action a { margin-top: 18px; }
  .core-business { min-height: 520px; padding: 42px 26px; }
  .core-business-title { margin-top: 60px; }
  .core-business-links { left: 26px; right: 26px; bottom: 35px; }
  .development-business > a { grid-template-columns: 1fr auto; }
  .development-business > a small { grid-column: 1; grid-row: 2; }
  .development-business > a b { grid-column: 2; grid-row: 1 / 3; }
  .company-bridge { padding: 80px 0; }
  .company-bridge-inner { grid-template-columns: 1fr; gap: 30px; }
  .company-bridge h2 { font-size: 39px; }
  .pricing-bridge-inner { grid-template-columns: 1fr; gap: 28px; }
  .pricing-signals { justify-content: space-between; gap: 14px; }
  .pricing-signals strong { font-size: 25px; }
  .contact-stage { padding: 84px 0 74px; }
  .contact-stage-inner { gap: 50px; }
  .contact-call h2 { font-size: 43px; }
  .contact-address p { grid-template-columns: 55px 1fr; }
  .footer-inner { padding-left: 18px; padding-right: 18px; grid-template-columns: 1fr; }
  .footer-links { flex-wrap: wrap; }
  .footer-note { display: grid; gap: 7px; }
  .about-hero { min-height: 450px; padding: 85px 0 70px; }
  .about-hero h1 { font-size: 53px; }
  .about-section { padding: 78px 0; }
  .about-metrics { grid-template-columns: repeat(2, 1fr); }
  .about-metrics div:nth-child(2) { border-right: 0; }
  .about-metrics div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .office-gallery { grid-template-columns: 1fr; grid-template-rows: repeat(3, 270px); }
  .office-gallery figure:first-child { grid-row: auto; }
  .credential-image { padding: 8px; }
  .achievement-list li { grid-template-columns: 82px 1fr; }
  .about-contact-inner { display: grid; }
}

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