@font-face {
  font-family: "Noto Sans SC";
  src: url("assets/fonts/noto-sans-sc-400.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Noto Sans SC";
  src: url("assets/fonts/noto-sans-sc-500.woff2") format("woff2");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}

@font-face {
  font-family: "Noto Sans SC";
  src: url("assets/fonts/noto-sans-sc-600.woff2") format("woff2");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

:root {
  color-scheme: light;
  --blue-deep: #2f72c3;
  --blue: #4c87d1;
  --blue-air: #78bddf;
  --blue-pale: #e8f2fb;
  --soft-white: #f7fbff;
  --paper: #f3f7f9;
  --ink: #113452;
  --ink-soft: #547087;
  --growth-green: #9fd933;
  --dew: #d8fff5;
  --line: rgba(17, 52, 82, .14);
  --focus: #d9fff8;
  --radius: 30px;
  --page-pad: clamp(24px, 6.4vw, 112px);
  --ease: cubic-bezier(.16, 1, .3, 1);
  --pointer-x: 0;
  --pointer-y: 0;
  --growth: .72;
}

* { box-sizing: border-box; }

html {
  background: var(--soft-white);
  scroll-behavior: smooth;
  scrollbar-color: var(--blue-air) var(--soft-white);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--soft-white);
  font-family: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open { overflow: hidden; }

::selection {
  color: var(--ink);
  background: var(--dew);
}

img { max-width: 100%; }

.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;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea { font: inherit; }

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

.section-shell {
  width: min(100%, 1680px);
  margin: 0 auto;
  padding-inline: var(--page-pad);
}

.water-progress {
  position: fixed;
  z-index: 90;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  pointer-events: none;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--dew), var(--growth-green));
}

@supports (animation-timeline: scroll()) {
  .water-progress {
    animation: route-progress linear both;
    animation-timeline: scroll();
  }

  @keyframes route-progress { to { transform: scaleX(1); } }
}

.site-header {
  position: absolute;
  z-index: 80;
  top: 0;
  left: 0;
  width: 100%;
  height: 118px;
  color: var(--soft-white);
}

.site-header .brand {
  position: absolute;
  left: 3.8%;
  top: 29px;
  width: 216px;
  height: 65px;
  display: grid;
  place-items: center;
  padding: 9px 13px;
  overflow: hidden;
  border-radius: 16px;
  background: rgba(247, 251, 255, .98);
  box-shadow: 0 18px 54px rgba(31, 103, 178, .18);
}

.brand img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.desktop-nav {
  position: absolute;
  top: 34px;
  right: 4%;
  width: 42%;
  height: 47px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: clamp(14px, 1.05vw, 18px);
  font-weight: 500;
  white-space: nowrap;
}

.desktop-nav a {
  position: relative;
  opacity: .9;
  transition: opacity 220ms var(--ease), transform 220ms var(--ease);
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -9px;
  height: 1px;
  transform: scaleX(0);
  background: currentColor;
  transition: transform 260ms var(--ease);
}

.desktop-nav a:hover,
.desktop-nav a[aria-current="page"] { opacity: 1; }
.desktop-nav a:hover::after,
.desktop-nav a[aria-current="page"]::after { transform: scaleX(1); }

.site-header--light { color: var(--ink); }

.menu-toggle,
.mobile-menu { display: none; }

.hero {
  position: relative;
  min-height: 100dvh;
  overflow: hidden;
  isolation: isolate;
  color: var(--soft-white);
  background:
    radial-gradient(circle at 78% 38%, rgba(223, 248, 255, .38), transparent 33%),
    linear-gradient(118deg, #3178d8 0%, #408edb 37%, #6eb5ed 72%, #a3d0f2 100%);
}

.growth-stage {
  position: absolute;
  z-index: 1;
  top: 11%;
  right: -1%;
  width: min(64vw, 1040px);
  height: 76%;
  min-height: 540px;
  pointer-events: none;
  perspective: 1200px;
  transform: translate3d(calc(var(--pointer-x) * 7px), calc(var(--pointer-y) * 5px), 0);
  transition: transform 900ms var(--ease);
}

.growth-stage__glow {
  position: absolute;
  left: 14%;
  top: 12%;
  width: 76%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(244, 255, 251, .4), rgba(206, 244, 247, .12) 43%, transparent 72%);
  filter: blur(20px);
  transform: scale(calc(.88 + var(--growth) * .14));
  opacity: calc(.58 + var(--growth) * .25);
}

.water-bloom {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
}

.waterway-plate,
.sprout-layer,
.hero-water-bridge img,
.path-water-continuation img {
  display: block;
  width: auto;
  max-width: none;
  user-select: none;
  pointer-events: none;
}

.waterway-plate {
  position: absolute;
  z-index: 2;
  left: -26%;
  bottom: -4%;
  width: 125%;
  height: auto;
  mix-blend-mode: normal;
  opacity: .82;
  filter: brightness(1.02) contrast(1.04) saturate(.9) drop-shadow(0 18px 24px rgba(24, 91, 119, .08));
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.18) 13%, #000 25%, #000 92%, transparent 100%), linear-gradient(180deg, transparent 0%, #000 34%, #000 80%, transparent 98%);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.18) 13%, #000 25%, #000 92%, transparent 100%), linear-gradient(180deg, transparent 0%, #000 34%, #000 80%, transparent 98%);
  mask-composite: intersect;
  transform-origin: 58% 72%;
  will-change: transform, opacity, clip-path;
}

.growth-basin {
  position: absolute;
  z-index: 5;
  left: 64%;
  bottom: 7.5%;
  width: 55%;
  height: 17%;
  border: 1.5px solid rgba(239, 255, 255, calc(.18 + var(--growth) * .5));
  border-radius: 50%;
  background: radial-gradient(ellipse at 52% 48%, rgba(33, 112, 153, calc(.05 + var(--growth) * .08)), rgba(232, 253, 255, calc(.04 + var(--growth) * .13)) 30%, transparent 66%);
  box-shadow: inset 0 -8px 24px rgba(246, 255, 255, calc(.02 + var(--growth) * .12));
  transform: translateX(-50%) scale(calc(.72 + var(--growth) * .28));
  opacity: calc(.28 + var(--growth) * .7);
}

.growth-basin::before,
.growth-basin::after {
  content: "";
  position: absolute;
  inset: 19% 17%;
  border: 1px solid rgba(241, 255, 255, calc(.14 + var(--growth) * .42));
  border-radius: inherit;
}

.growth-basin::after { inset: 34% 31%; }

.sprout-growth {
  position: absolute;
  z-index: 7;
  left: 64%;
  bottom: 10%;
  width: 48%;
  height: 49%;
  transform: translateX(-50%);
  filter: saturate(.9) contrast(.98) drop-shadow(0 22px 26px rgba(35, 92, 54, .16));
}

.sprout-growth::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: 50%;
  bottom: -3%;
  width: 42%;
  height: 16%;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(68, 128, 72, calc(.03 + var(--growth) * .18)), transparent 72%);
  filter: blur(4px);
  transform: translateX(-50%) scaleY(.42);
  opacity: calc(.15 + var(--growth) * .72);
}

.growth-water-lip {
  position: absolute;
  z-index: 9;
  left: 64%;
  bottom: 8.2%;
  width: 23%;
  height: 6%;
  border-top: 3px solid rgba(244, 255, 255, calc(.2 + var(--growth) * .62));
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(222, 251, 255, calc(.03 + var(--growth) * .18)), transparent 74%);
  filter: drop-shadow(0 5px 7px rgba(32, 100, 132, .12));
  transform: translateX(-50%) scaleX(calc(.6 + var(--growth) * .4));
  opacity: calc(.22 + var(--growth) * .76);
}

.sprout-layer {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
  transform-origin: 50% 95%;
  will-change: transform, opacity;
}

.sprout-layer--left { clip-path: polygon(0 0, 44% 0, 56% 100%, 0 100%); }
.sprout-layer--center { clip-path: polygon(33% 0, 71% 0, 67% 100%, 38% 100%); }
.sprout-layer--right { clip-path: polygon(64% 0, 100% 0, 100% 100%, 48% 100%); }

.hero-water-bridge {
  position: absolute;
  z-index: 2;
  left: 48%;
  bottom: -15%;
  width: 26%;
  height: 39%;
  overflow: hidden;
  pointer-events: none;
  opacity: calc(.12 + var(--growth) * .3);
}

.hero-water-bridge img { display: none; }

.hero-water-bridge::before,
.hero-water-bridge::after {
  content: "";
  position: absolute;
  left: -18%;
  bottom: 26%;
  width: 140%;
  height: 46%;
  border-bottom: 8px solid rgba(230, 252, 255, .58);
  border-radius: 50%;
  transform: rotate(-9deg);
  filter: blur(.2px) drop-shadow(0 7px 10px rgba(28, 96, 124, .08));
}

.hero-water-bridge::after { left: -2%; bottom: 11%; width: 112%; border-bottom-width: 2px; opacity: .68; transform: rotate(8deg); }

.hero-glint {
  position: absolute;
  z-index: 2;
  top: 16%;
  right: 6%;
  width: 34vw;
  aspect-ratio: 1;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(255, 255, 255, .24), transparent 66%);
  transform: translate3d(calc(var(--pointer-x) * -16px), calc(var(--pointer-y) * -10px), 0);
  transition: transform 1100ms var(--ease);
}

.hero-copy,
.chapter-action,
.chapter-transition,
.chapter-heading {
  position: absolute;
  z-index: 3;
}

.hero-copy {
  left: 7.2%;
  top: 30.5%;
  width: 31%;
}

.hero h1 {
  margin: 0;
  max-width: 10.4em;
  font-size: clamp(46px, 3.83vw, 64px);
  font-weight: 500;
  line-height: 1.07;
  letter-spacing: -.035em;
  text-wrap: balance;
}

.hero-rule {
  display: block;
  width: clamp(36px, 2.6vw, 44px);
  height: 3px;
  margin-top: clamp(44px, 6.3vh, 56px);
  margin-left: .4vw;
  background: rgba(247, 251, 255, .82);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: clamp(34px, 3.35vw, 56px);
  margin-top: clamp(34px, calc(6.92vh - 21px), 44px);
  margin-left: .3vw;
}

.button {
  min-height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 32px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: clamp(15px, 1.08vw, 18px);
  font-style: normal;
  font-weight: 600;
  white-space: nowrap;
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease), background 220ms var(--ease);
}

.button-primary {
  width: clamp(188px, 12.7vw, 220px);
  height: clamp(60px, 7.2vh, 68px);
  color: #287acb;
  background: var(--soft-white);
  box-shadow: 0 16px 40px rgba(31, 103, 178, .18);
}

.button-ink {
  color: var(--soft-white);
  background: var(--ink);
  box-shadow: 0 14px 38px rgba(17, 52, 82, .16);
}

.button-glass {
  color: var(--soft-white);
  border-color: rgba(255, 255, 255, .46);
  background: rgba(255, 255, 255, .14);
}

.button:hover { transform: translateY(-3px); }
.button:active { transform: scale(.98); }
.button-glass:hover { background: rgba(255, 255, 255, .2); }

.text-link {
  font-size: clamp(15px, 1.05vw, 18px);
  font-weight: 500;
  text-underline-offset: 5px;
  white-space: nowrap;
}

.text-link::after {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-left: .7em;
  border-top: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
  transform: translateX(0) rotate(45deg);
  transition: transform 220ms var(--ease);
}

.text-link:hover { text-decoration: underline; }
.text-link:hover::after { transform: translateX(4px) rotate(45deg); }
.text-link--ink { color: var(--ink); }

.chapter-transition {
  left: 0;
  bottom: 0;
  width: 100%;
  height: 12.5%;
  background: var(--soft-white);
}

.chapter-transition::after {
  content: "";
  position: absolute;
  left: 4%;
  right: 4%;
  top: 48%;
  height: 78%;
  border-radius: 64px 64px 0 0;
  background: var(--blue-pale);
}

.chapter-action {
  left: calc(50% - 30px);
  top: 85.1%;
  width: 60px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--soft-white);
  box-shadow: 0 14px 36px rgba(31, 103, 178, .14);
}

.chapter-action span {
  width: 11px;
  height: 11px;
  border-right: 2px solid #438fd6;
  border-bottom: 2px solid #438fd6;
  transform: translateY(-3px) rotate(45deg);
}

.chapter-heading {
  z-index: 4;
  left: 31%;
  top: 94.7%;
  width: 38%;
  margin: 0;
  color: var(--ink);
  font-size: clamp(24px, 2.55vw, 42px);
  font-weight: 500;
  line-height: 1.05;
  text-align: center;
  white-space: nowrap;
}

.path-intro {
  position: relative;
  min-height: 690px;
  display: grid;
  align-content: center;
  padding-top: 110px;
  padding-bottom: 110px;
  background: var(--soft-white);
  overflow: hidden;
}

.path-water-continuation {
  position: absolute;
  z-index: 0;
  left: 47.5%;
  top: -195px;
  width: 26%;
  height: 350px;
  overflow: hidden;
  opacity: .22;
  pointer-events: none;
}

.path-water-continuation img {
  display: none;
}

.path-water-continuation::before,
.path-water-continuation::after {
  content: "";
  position: absolute;
  left: 22%;
  top: -8%;
  width: 54%;
  height: 112%;
  border-left: 9px solid rgba(87, 174, 218, .26);
  border-right: 2px solid rgba(192, 237, 248, .5);
  border-radius: 48% 52% 58% 42%;
  transform: rotate(7deg);
  filter: blur(.2px);
}

.path-water-continuation::after { left: 39%; width: 28%; border-left-width: 2px; border-right-width: 1px; opacity: .56; transform: rotate(-5deg); }

.path-intro h2,
.path-intro .quiet-copy { position: relative; z-index: 1; }

.path-intro h2,
.section-heading h2,
.research-copy h2,
.brand-statement h2,
.download-chapter h2 {
  margin: 0;
  font-size: clamp(45px, 5.4vw, 92px);
  font-weight: 500;
  line-height: 1.03;
  letter-spacing: -.04em;
  text-wrap: balance;
}

.path-intro h2 { max-width: 1050px; }

.quiet-copy {
  max-width: 660px;
  margin: 48px 0 0 51%;
  color: var(--ink-soft);
  font-size: clamp(17px, 1.45vw, 23px);
  line-height: 1.85;
}

.product-landscape {
  position: relative;
  padding: 0 0 160px;
  background: var(--paper);
}

.product-visual {
  position: sticky;
  top: 0;
  height: 100dvh;
  overflow: hidden;
  background: #cfe7f5;
}

.product-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 56%, rgba(8, 48, 86, .58));
}

.product-visual img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  transform: scale(1.02);
}

.product-index {
  position: relative;
  z-index: 2;
  width: calc(100% - 8vw);
  margin-top: -230px;
  padding-top: 84px;
  padding-bottom: 96px;
  border-radius: 56px 56px 0 0;
  background: rgba(247, 251, 255, .96);
  box-shadow: 0 -30px 80px rgba(17, 52, 82, .1);
}

.section-heading h2 { max-width: 920px; }

.product-lines {
  margin: 88px 0 56px;
  border-top: 1px solid var(--line);
}

.product-lines a {
  display: grid;
  grid-template-columns: minmax(260px, .8fr) 1fr;
  align-items: center;
  gap: 24px;
  min-height: 124px;
  border-bottom: 1px solid var(--line);
  transition: transform 300ms var(--ease), background 300ms var(--ease);
}

.product-lines a:hover { transform: translateX(12px); background: rgba(232, 242, 251, .58); }
.product-lines strong { font-size: clamp(24px, 2.3vw, 38px); font-weight: 500; }
.product-lines em { color: var(--ink-soft); font-style: normal; font-size: clamp(15px, 1.15vw, 19px); }

.world-window {
  position: relative;
  min-height: 900px;
  overflow: hidden;
  isolation: isolate;
  color: var(--soft-white);
  background: var(--blue-deep);
}

.world-image {
  position: absolute;
  z-index: -2;
  inset: -3%;
  width: 106%;
  height: 106%;
  object-fit: cover;
  transform: translate3d(calc(var(--pointer-x) * 8px), calc(var(--pointer-y) * 6px), 0) scale(1.02);
  transition: transform 950ms var(--ease);
}

.world-tint {
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(90deg, rgba(14, 67, 126, .85), rgba(30, 98, 158, .36) 46%, rgba(15, 66, 119, .08));
}

.world-copy {
  position: absolute;
  left: var(--page-pad);
  top: 50%;
  max-width: 730px;
  transform: translateY(-50%);
}

.world-copy h2 {
  margin: 0 0 54px;
  font-size: clamp(52px, 6.5vw, 108px);
  font-weight: 500;
  line-height: .98;
  letter-spacing: -.04em;
}

.world-caption {
  position: absolute;
  right: var(--page-pad);
  bottom: 48px;
  margin: 0;
  color: rgba(247, 251, 255, .72);
  font-size: 14px;
  letter-spacing: .15em;
}

.research-feature {
  min-height: 900px;
  display: grid;
  grid-template-columns: .83fr 1.17fr;
  align-items: center;
  gap: clamp(48px, 8vw, 150px);
  padding-top: 140px;
  padding-bottom: 140px;
  background: var(--soft-white);
}

.research-copy h2 { font-size: clamp(42px, 4.7vw, 78px); }
.research-copy > p { max-width: 600px; margin: 46px 0 40px; color: var(--ink-soft); font-size: clamp(16px, 1.3vw, 21px); line-height: 1.8; }
.research-image { position: relative; margin: 0; overflow: hidden; border-radius: 48px 8px 48px 8px; box-shadow: 0 32px 90px rgba(17, 52, 82, .12); }
.research-image img { width: 100%; min-height: 580px; display: block; object-fit: cover; }

.brand-chapter {
  position: relative;
  overflow: hidden;
  color: var(--soft-white);
  background:
    radial-gradient(circle at 82% 24%, rgba(194, 236, 255, .34), transparent 30%),
    linear-gradient(136deg, #2c70bf, #5ca7e1 72%, #a2d5f2);
}

.brand-chapter::before {
  content: "";
  position: absolute;
  right: -8vw;
  bottom: -18vw;
  width: 64vw;
  aspect-ratio: 1;
  border: 2px solid rgba(255, 255, 255, .18);
  border-radius: 48% 52% 66% 34% / 58% 42% 58% 42%;
  animation: slow-orbit 16s ease-in-out infinite alternate;
}

@keyframes slow-orbit { to { transform: rotate(8deg) translate3d(-2%, -2%, 0); border-radius: 60% 40% 52% 48% / 42% 58% 44% 56%; } }

.brand-chapter .section-shell { min-height: 800px; padding-top: 150px; padding-bottom: 120px; }
.brand-statement { position: relative; z-index: 1; }
.brand-statement h2 { max-width: 1120px; }
.role-line { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); margin: 110px 0 70px; border-top: 1px solid rgba(255, 255, 255, .28); border-bottom: 1px solid rgba(255, 255, 255, .28); }
.role-line span { padding: 30px 0; font-size: clamp(18px, 1.8vw, 28px); }

.download-chapter {
  min-height: 720px;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  align-items: center;
  gap: 10vw;
  padding-top: 120px;
  padding-bottom: 120px;
}

.download-note p { max-width: 560px; margin: 0 0 42px; color: var(--ink-soft); font-size: clamp(16px, 1.35vw, 21px); line-height: 1.8; }

.site-footer {
  min-height: 250px;
  display: grid;
  grid-template-columns: 250px 1fr auto;
  align-items: end;
  gap: 40px;
  padding: 70px var(--page-pad) 54px;
  color: var(--soft-white);
  background: #0f3656;
}

.footer-logo { width: 190px; height: 62px; display: grid; place-items: center; padding: 10px 14px; border-radius: 14px; background: var(--soft-white); }
.footer-logo img { width: 100%; height: 100%; object-fit: contain; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 18px 34px; justify-content: center; }
.site-footer nav a { color: rgba(247, 251, 255, .72); }
.site-footer nav a:hover { color: var(--soft-white); }
.site-footer p { margin: 0; color: rgba(247, 251, 255, .58); }

/* Inner pages */
.inner-page { background: var(--soft-white); }

.page-hero {
  position: relative;
  min-height: 82dvh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  isolation: isolate;
  padding: 190px var(--page-pad) 92px;
  color: var(--soft-white);
  background: linear-gradient(140deg, #2f72c3, #78bddf);
}

.page-hero--soft {
  color: var(--ink);
  background: linear-gradient(145deg, #f7fbff 6%, #ddecf7 100%);
}

.page-hero__image {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero__shade {
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(90deg, rgba(13, 55, 99, .84), rgba(18, 77, 130, .34) 56%, rgba(20, 80, 129, .05));
}

.page-hero__copy { width: min(980px, 76vw); }
.page-hero h1 { margin: 0; font-size: clamp(58px, 7.7vw, 128px); font-weight: 500; line-height: .95; letter-spacing: -.04em; }
.page-hero p.page-lead { max-width: 690px; margin: 38px 0 0; color: inherit; opacity: .76; font-size: clamp(18px, 1.5vw, 24px); line-height: 1.75; }

.page-section { padding-top: 140px; padding-bottom: 140px; }
.page-section--blue { color: var(--soft-white); background: linear-gradient(135deg, #286dbb, #5da7df); }
.page-section--paper { background: var(--paper); }
.page-section__head { display: grid; grid-template-columns: .7fr 1.3fr; gap: 8vw; align-items: start; margin-bottom: 92px; }
.page-section__head h2 { margin: 0; font-size: clamp(46px, 5.2vw, 88px); font-weight: 500; line-height: 1.02; letter-spacing: -.04em; }
.page-section__head p { max-width: 570px; margin: 18px 0 0; color: var(--ink-soft); font-size: clamp(16px, 1.3vw, 21px); line-height: 1.8; }
.page-section--blue .page-section__head p { color: rgba(247, 251, 255, .74); }

.product-detail { display: grid; grid-template-columns: .9fr 1.1fr; gap: 8vw; align-items: center; min-height: 620px; border-top: 1px solid var(--line); }
.product-detail + .product-detail { margin-top: 80px; }
.product-detail h2 { margin: 0 0 26px; font-size: clamp(42px, 5vw, 82px); font-weight: 500; line-height: 1.02; letter-spacing: -.04em; }
.product-detail p { max-width: 620px; margin: 0; color: var(--ink-soft); font-size: clamp(16px, 1.3vw, 21px); line-height: 1.8; }
.product-detail__visual { position: relative; overflow: hidden; min-height: 520px; border-radius: 12px 54px 12px 54px; background: #dbeef9; }
.product-detail__visual img { position: absolute; width: 100%; height: 100%; object-fit: cover; }
.product-detail__status { display: inline-flex; margin-top: 34px; padding: 10px 16px; border: 1px solid var(--line); border-radius: 999px; color: #55738c; font-size: 13px; }

.chapter-list { border-top: 1px solid var(--line); }
.chapter-list article { display: grid; grid-template-columns: 90px .75fr 1.25fr; gap: 32px; min-height: 220px; align-items: center; border-bottom: 1px solid var(--line); }
.chapter-list span { color: #6e95b7; font-size: 13px; }
.chapter-list h3 { margin: 0; font-size: clamp(30px, 3vw, 50px); font-weight: 500; }
.chapter-list p { max-width: 620px; margin: 0; color: var(--ink-soft); font-size: 18px; line-height: 1.75; }

.world-story { position: relative; background: #0d3f6a; color: var(--soft-white); }
.world-story__image { width: 100%; height: min(78dvh, 860px); display: block; object-fit: cover; }
.world-story__caption { display: grid; grid-template-columns: 1fr 1fr; gap: 8vw; padding-top: 88px; padding-bottom: 130px; }
.world-story__caption h2 { margin: 0; font-size: clamp(46px, 5.7vw, 94px); font-weight: 500; line-height: 1; letter-spacing: -.04em; }
.world-story__caption p { max-width: 620px; margin: 12px 0 0; color: rgba(247, 251, 255, .7); font-size: 20px; line-height: 1.8; }

.principles { border-top: 1px solid var(--line); }
.principle { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; padding: 52px 0; border-bottom: 1px solid var(--line); }
.principle h3 { margin: 0; font-size: clamp(28px, 3vw, 48px); font-weight: 500; }
.principle p { max-width: 580px; margin: 4px 0 0; color: var(--ink-soft); font-size: 18px; line-height: 1.75; }

.team-roles { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.team-role { min-height: 320px; padding: 38px 28px 40px 0; border-bottom: 1px solid var(--line); }
.team-role:not(:last-child) { border-right: 1px solid var(--line); padding-left: 28px; }
.team-role:first-child { padding-left: 0; }
.team-role h3 { margin: 72px 0 18px; font-size: clamp(26px, 2.6vw, 42px); font-weight: 500; }
.team-role p { margin: 0; color: var(--ink-soft); line-height: 1.7; }

.download-state { min-height: 720px; display: grid; align-content: center; }
.download-state__mark { width: 82px; height: 82px; margin-bottom: 48px; border: 1px solid rgba(17, 52, 82, .22); border-radius: 50%; position: relative; }
.download-state__mark::before { content: ""; position: absolute; left: 50%; top: 19px; width: 1px; height: 26px; background: var(--ink); }
.download-state__mark::after { content: ""; position: absolute; left: 31px; top: 36px; width: 18px; height: 18px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); transform: rotate(45deg); }
.download-state h1 { max-width: 1100px; margin: 0; font-size: clamp(58px, 8vw, 132px); font-weight: 500; line-height: .95; letter-spacing: -.04em; }
.download-state p { max-width: 620px; margin: 46px 0 0 50%; color: var(--ink-soft); font-size: 20px; line-height: 1.8; }
.status-strip { display: grid; grid-template-columns: 1fr 1fr 1fr; margin-top: 84px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.status-strip div { min-height: 150px; padding: 28px 32px 32px 0; }
.status-strip div:not(:last-child) { border-right: 1px solid var(--line); }
.status-strip div + div { padding-left: 32px; }
.status-strip span { color: #6e95b7; font-size: 12px; }
.status-strip strong { display: block; margin-top: 38px; font-size: 20px; font-weight: 500; }

.contact-panel { min-height: 680px; display: grid; grid-template-columns: 1.05fr .95fr; gap: 10vw; align-items: center; }
.contact-panel h1 { margin: 0; font-size: clamp(58px, 7vw, 116px); font-weight: 500; line-height: .97; letter-spacing: -.04em; }
.contact-panel__note { padding: 56px; border-radius: 48px 8px 48px 8px; background: var(--blue-pale); }
.contact-panel__note p { margin: 0 0 38px; color: var(--ink-soft); font-size: 19px; line-height: 1.8; }
.contact-links { display: flex; flex-wrap: wrap; gap: 16px; }

.next-chapter { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 40px; min-height: 420px; padding-top: 90px; padding-bottom: 90px; color: var(--soft-white); background: linear-gradient(135deg, #2f72c3, #72b7dc); }
.next-chapter h2 { max-width: 900px; margin: 0; font-size: clamp(48px, 6vw, 100px); font-weight: 500; line-height: 1; letter-spacing: -.04em; }

.js [data-reveal] {
  opacity: .08;
  transform: translateY(34px);
  transition: opacity 900ms var(--ease), transform 900ms var(--ease);
}

.js [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.qa-settled [data-reveal] {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}

@media (max-width: 1180px) {
  .site-header .brand { width: 184px; height: 58px; }
  .desktop-nav { width: 49%; }
  .hero-copy { width: 38%; }
  .growth-stage { right: -6%; width: 69vw; }
  .quiet-copy { margin-left: 42%; }
  .research-feature { gap: 56px; }
  .product-index { width: calc(100% - 48px); }
}

@media (max-width: 820px) {
  :root { --page-pad: 24px; --radius: 24px; }

  .site-header { height: 92px; }
  .site-header .brand { left: 20px; top: 18px; width: 154px; height: 54px; border-radius: 13px; }
  .desktop-nav { display: none; }
  .menu-toggle {
    position: absolute;
    z-index: 82;
    top: 25px;
    right: 20px;
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, .35);
    border-radius: 50%;
    color: inherit;
    background: rgba(255, 255, 255, .1);
  }
  .site-header--light .menu-toggle { border-color: rgba(17, 52, 82, .2); background: rgba(247, 251, 255, .72); }
  .menu-toggle span { position: absolute; width: 18px; height: 1px; background: currentColor; transition: transform 260ms var(--ease); }
  .menu-toggle span:first-child { transform: translateY(-4px); }
  .menu-toggle span:last-child { transform: translateY(4px); }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: rotate(-45deg); }
  .mobile-menu {
    position: fixed;
    z-index: 81;
    inset: 0;
    display: grid;
    align-content: center;
    gap: 24px;
    padding: 110px 32px 40px;
    color: var(--ink);
    background: rgba(247, 251, 255, .98);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-16px);
    transition: opacity 300ms var(--ease), transform 300ms var(--ease);
  }
  .mobile-menu a { font-size: clamp(30px, 9vw, 48px); font-weight: 500; letter-spacing: -.04em; }
  .menu-toggle[aria-expanded="true"] + .mobile-menu { opacity: 1; pointer-events: auto; transform: translateY(0); }

  .hero { min-height: 760px; }
  .growth-stage { top: 43%; right: -19%; width: 138vw; height: 52%; min-height: 410px; }
  .sprout-growth { bottom: 8%; width: 43%; height: 47%; }
  .hero-water-bridge { left: 42%; bottom: -12%; width: 38%; height: 31%; }
  .hero-glint { width: 76vw; top: 36%; right: -18%; }
  .hero-copy { left: 24px; top: 16%; width: calc(100% - 48px); }
  .hero h1 { font-size: clamp(40px, 11.5vw, 64px); line-height: 1.04; }
  .hero-rule { margin-top: 28px; }
  .hero-actions { gap: 24px; margin-top: 28px; margin-left: 0; }
  .button-primary { width: auto; height: 56px; min-width: 164px; }
  .chapter-action { left: calc(50% - 24px); top: auto; bottom: 68px; width: 48px; }
  .chapter-transition { height: 106px; }
  .chapter-transition::after { top: 44%; height: 56%; border-radius: 38px 38px 0 0; }
  .chapter-heading { left: 24px; right: 24px; top: auto; bottom: 13px; width: auto; font-size: 14px; line-height: 1.2; white-space: normal; }
  .path-water-continuation { left: 39%; top: -174px; width: 42%; height: 300px; }

  .path-intro { min-height: 560px; padding-top: 94px; padding-bottom: 94px; }
  .path-intro h2,
  .section-heading h2,
  .research-copy h2,
  .brand-statement h2,
  .download-chapter h2 { font-size: clamp(40px, 10.6vw, 66px); }
  .quiet-copy { margin: 38px 0 0; font-size: 17px; }

  .product-landscape { padding-bottom: 70px; }
  .product-visual { position: relative; height: 70dvh; min-height: 560px; }
  .product-index { width: calc(100% - 24px); margin-top: -80px; padding-top: 58px; padding-bottom: 68px; border-radius: 34px 34px 0 0; }
  .product-lines { margin: 54px 0 42px; }
  .product-lines a { grid-template-columns: 1fr; gap: 8px; min-height: 108px; }
  .product-lines em { margin-top: 0; }

  .world-window { min-height: 720px; }
  .world-image { object-position: 60% center; }
  .world-copy { left: 24px; right: 24px; top: 44%; }
  .world-copy h2 { font-size: clamp(50px, 13.5vw, 76px); }
  .world-caption { left: 24px; right: auto; bottom: 28px; font-size: 11px; }

  .research-feature { min-height: 0; grid-template-columns: 1fr; gap: 58px; padding-top: 90px; padding-bottom: 90px; }
  .research-copy > p { margin-top: 30px; }
  .research-image { border-radius: 32px 8px 32px 8px; }
  .research-image img { min-height: 420px; }

  .brand-chapter .section-shell { min-height: 680px; padding-top: 96px; padding-bottom: 88px; }
  .role-line { grid-template-columns: 1fr 1fr; margin: 72px 0 48px; }
  .role-line span { border-bottom: 1px solid rgba(255,255,255,.2); }

  .download-chapter { min-height: 620px; grid-template-columns: 1fr; gap: 56px; padding-top: 94px; padding-bottom: 94px; }
  .site-footer { grid-template-columns: 1fr; align-items: start; min-height: 360px; padding-top: 56px; }
  .site-footer nav { justify-content: flex-start; }

  .page-hero { min-height: 760px; padding: 150px 24px 66px; }
  .page-hero__copy { width: 100%; }
  .page-hero h1 { font-size: clamp(54px, 16vw, 88px); }
  .page-hero p.page-lead { font-size: 17px; }
  .page-section { padding-top: 90px; padding-bottom: 90px; }
  .page-section__head { grid-template-columns: 1fr; gap: 24px; margin-bottom: 56px; }
  .page-section__head h2 { font-size: clamp(42px, 11vw, 66px); }

  .product-detail { grid-template-columns: 1fr; gap: 48px; min-height: 0; padding: 72px 0; }
  .product-detail + .product-detail { margin-top: 0; }
  .product-detail__visual { min-height: 420px; order: -1; }

  .chapter-list article { grid-template-columns: 44px 1fr; gap: 16px; padding: 42px 0; }
  .chapter-list p { grid-column: 2; font-size: 16px; }
  .world-story__image { height: 66dvh; min-height: 520px; }
  .world-story__caption { grid-template-columns: 1fr; gap: 30px; }

  .principle { grid-template-columns: 1fr; gap: 16px; }
  .principle p { font-size: 16px; }
  .team-roles { grid-template-columns: 1fr 1fr; }
  .team-role { min-height: 260px; padding: 28px 22px !important; border-right: 1px solid var(--line); }
  .team-role h3 { margin-top: 58px; }

  .download-state { min-height: 640px; }
  .download-state h1 { font-size: clamp(52px, 15vw, 82px); }
  .download-state p { margin: 36px 0 0; font-size: 17px; }
  .status-strip { grid-template-columns: 1fr; }
  .status-strip div { min-height: 120px; padding: 24px 0; border-right: 0 !important; border-bottom: 1px solid var(--line); }
  .status-strip div + div { padding-left: 0; }
  .status-strip strong { margin-top: 24px; }

  .contact-panel { min-height: 760px; grid-template-columns: 1fr; gap: 48px; padding-top: 120px; padding-bottom: 80px; }
  .contact-panel__note { padding: 36px 28px; border-radius: 32px 8px 32px 8px; }
  .next-chapter { grid-template-columns: 1fr; align-items: start; }
}

@media (max-width: 430px) {
  .hero { min-height: 720px; }
  .hero h1 { font-size: 42px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }
  .hero-rule { display: none; }
  .growth-stage { top: 39%; right: -22%; width: 144vw; height: 55%; min-height: 390px; }
  .sprout-growth { bottom: 20%; width: 44%; height: 48%; }
  .growth-basin { bottom: 17%; }
  .growth-water-lip { bottom: 18%; }
  .hero-water-bridge { left: 38%; width: 45%; }
  .product-visual { min-height: 500px; }
  .product-visual img { object-position: 55% center; }
  .world-window { min-height: 680px; }
  .world-copy { top: 38%; }
  .research-image img { min-height: 340px; }
  .team-roles { grid-template-columns: 1fr; }
  .team-role { min-height: 220px; border-right: 0; }
  .site-footer nav { display: grid; grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .brand-chapter::before,
  .water-progress { animation: none !important; }
  .growth-stage,
  .hero-glint,
  .world-image,
  .button,
  .mobile-menu,
  .menu-toggle span { transition: none !important; transform: none !important; }
  .text-link::after { transition: none !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}

/* V1.1: the inner pages now belong to the same Growth Waterway world. */
body { overflow-x: hidden; }

.site-header .brand {
  left: 0;
  top: 0;
  width: clamp(264px, 20vw, 324px);
  height: 112px;
  padding: 19px 76px 38px 26px;
  overflow: visible;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  isolation: auto;
}

.site-header .brand::after {
  content: "";
  position: absolute;
  z-index: 0;
  left: -28px;
  top: -24px;
  width: 292px;
  height: 138px;
  border-radius: 48%;
  background: radial-gradient(ellipse at 34% 34%, rgba(255, 255, 255, .9), rgba(255, 255, 255, .58) 42%, rgba(255, 255, 255, .14) 68%, rgba(255, 255, 255, 0) 78%);
  filter: blur(10px);
  transform: rotate(-2deg);
  pointer-events: none;
}

.site-header .brand::before {
  content: none;
}

.site-header .brand img {
  position: relative;
  z-index: 1;
  object-position: left center;
  filter: drop-shadow(0 2px 9px rgba(255, 255, 255, .28));
}

.route-curtain {
  position: fixed;
  z-index: 999;
  inset: -8% 0;
  pointer-events: none;
  transform: translate3d(0, -112%, 0);
  background:
    radial-gradient(ellipse at 70% 45%, rgba(226, 255, 252, .62), transparent 30%),
    linear-gradient(150deg, #2f72c3 0%, #58a7dc 58%, #a6d9ef 100%);
  will-change: transform;
}

.route-curtain::after {
  content: "";
  position: absolute;
  left: -6%;
  right: -6%;
  bottom: -56px;
  height: 116px;
  border-radius: 0 0 54% 46% / 0 0 82% 78%;
  background: #a6d9ef;
  box-shadow: 0 20px 42px rgba(27, 93, 151, .14);
}

.route-curtain.is-entering {
  animation: water-curtain-out 920ms var(--ease) both;
}

.route-curtain.is-leaving {
  transform: translate3d(0, 0, 0);
  transition: transform 540ms var(--ease);
}

@keyframes water-curtain-out {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(0, 112%, 0); }
}

.page-hero {
  min-height: 100dvh;
  align-items: center;
  padding: 174px var(--page-pad) 124px;
  background: #3178c9;
}

.page-hero::after {
  content: "";
  position: absolute;
  z-index: 5;
  left: -4%;
  right: -4%;
  bottom: -70px;
  height: 138px;
  border-radius: 52% 48% 0 0 / 74% 68% 0 0;
  background: var(--soft-white);
}

.page-hero__image {
  inset: -3%;
  width: 106%;
  height: 106%;
  transform: translate3d(calc(var(--pointer-x) * 9px), calc(var(--pointer-y) * 6px), 0) scale(1.02);
  transition: transform 1200ms var(--ease);
}

.page-hero__shade {
  background:
    linear-gradient(90deg, rgba(11, 55, 102, .88) 0%, rgba(22, 86, 145, .58) 42%, rgba(31, 97, 151, .08) 76%),
    linear-gradient(0deg, rgba(18, 68, 113, .28), transparent 46%);
}

.page-hero__copy {
  position: relative;
  z-index: 3;
  width: min(900px, 64vw);
  padding-top: 44px;
}

.page-hero h1 {
  max-width: 10.8em;
  font-size: clamp(58px, 6.6vw, 108px);
  line-height: .98;
  letter-spacing: -.035em;
  text-wrap: balance;
}

.page-hero p.page-lead {
  max-width: 590px;
  margin-top: 42px;
  color: rgba(247, 251, 255, .78);
  opacity: 1;
  font-size: clamp(17px, 1.25vw, 21px);
}

.page-hero__gesture {
  position: absolute;
  z-index: 4;
  right: var(--page-pad);
  bottom: 68px;
  margin: 0;
  color: rgba(247, 251, 255, .94);
  font-size: 13px;
  letter-spacing: .12em;
  text-shadow: 0 2px 14px rgba(9, 48, 83, .48);
}

.page-hero--products .page-hero__image { object-position: 56% center; }
.page-hero--world .page-hero__image { object-position: 62% center; }

.inner-flow {
  position: relative;
  z-index: 2;
  padding-top: 90px;
  background: var(--soft-white);
}

.product-journey { padding: 72px 0 0; background: var(--soft-white); }

.product-journey .product-detail {
  position: sticky;
  top: 0;
  min-height: 100dvh;
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 8vw;
  align-items: center;
  padding: 118px var(--page-pad) 80px;
  border: 0;
  background: var(--soft-white);
}

.product-journey .product-detail:nth-child(2) {
  color: var(--soft-white);
  background: linear-gradient(136deg, #164e80, #3d8fc8 68%, #84c8e5);
}

.product-journey .product-detail:nth-child(2) p { color: rgba(247, 251, 255, .72); }
.product-journey .product-detail + .product-detail { margin-top: 0; }
.product-journey .product-detail__visual { min-height: 68dvh; border-radius: 12px 80px 12px 80px; }
.product-journey .product-detail__visual img { transform: scale(1.02); transition: transform 1200ms var(--ease); }
.product-journey .product-detail:hover .product-detail__visual img { transform: scale(1.055); }
.product-journey .product-detail__status { border-color: currentColor; color: inherit; opacity: .72; }

.product-horizon {
  min-height: 76dvh;
  display: grid;
  align-content: center;
  padding-top: 130px;
  padding-bottom: 130px;
  background:
    linear-gradient(90deg, rgba(247,251,255,.97), rgba(247,251,255,.76)),
    url("assets/chunlu-calm-waterway-alpha-v1-compat-opt.png") 110% 58% / 72% auto no-repeat;
}

.product-horizon h2 { max-width: 1000px; margin: 0; font-size: clamp(48px, 6vw, 102px); font-weight: 500; line-height: 1; letter-spacing: -.035em; }
.product-horizon p { max-width: 600px; margin: 38px 0 0 48%; color: var(--ink-soft); font-size: 19px; line-height: 1.8; }

.world-sequence {
  position: relative;
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 7vw;
  padding-top: 110px;
  padding-bottom: 110px;
  background: var(--soft-white);
}

.world-sequence__copy { padding: 0 0 18vh var(--page-pad); }

.world-growth-step {
  min-height: 72vh;
  display: grid;
  align-content: center;
  opacity: .28;
  transform: translateY(24px);
  transition: opacity 720ms var(--ease), transform 720ms var(--ease);
}

.world-growth-step.is-active { opacity: 1; transform: translateY(0); }
.world-growth-step h2 { margin: 0; font-size: clamp(46px, 5.3vw, 88px); font-weight: 500; line-height: 1; letter-spacing: -.035em; }
.world-growth-step p { max-width: 510px; margin: 30px 0 0; color: var(--ink-soft); font-size: 19px; line-height: 1.8; }

.world-sequence__stage {
  position: sticky;
  top: 0;
  height: 100dvh;
  align-self: start;
  overflow: hidden;
  border-radius: 12px 0 0 88px;
  background: linear-gradient(148deg, #2672bd, #65aedb 60%, #a6d5eb);
  perspective: 1200px;
}

.world-sequence__stage::before {
  content: "";
  position: absolute;
  z-index: 0;
  inset: 0;
  background: radial-gradient(circle at 62% 35%, rgba(238, 255, 252, .5), transparent 36%);
  transform: translate3d(calc(var(--pointer-x) * 8px), calc(var(--pointer-y) * 6px), 0) scale(1.04);
  transition: transform 720ms var(--ease);
  pointer-events: none;
}

.world-sequence__layer {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform 460ms var(--ease);
}

.world-sequence__layer--water {
  z-index: 1;
  transform: translate3d(calc(var(--pointer-x) * -14px), calc(var(--pointer-y) * -7px), -8px);
}

.world-sequence__layer--sprout {
  z-index: 2;
  transform:
    translate3d(calc(var(--pointer-x) * 12px), calc(var(--pointer-y) * 8px), 18px)
    rotateX(calc(var(--pointer-y) * -1.4deg))
    rotateY(calc(var(--pointer-x) * 1.8deg));
}

.world-sequence__waterway,
.world-sequence__sprout {
  position: absolute;
  width: auto;
  height: auto;
  max-width: none;
  pointer-events: none;
  user-select: none;
  transition: transform 1100ms var(--ease), opacity 900ms var(--ease), filter 900ms var(--ease);
}

.world-sequence__waterway { left: -44%; bottom: -5%; width: 150%; opacity: .72; }
.world-sequence__sprout { left: 14%; bottom: 7%; width: 74%; transform-origin: 50% 88%; }
.world-sequence[data-active="0"] .world-sequence__sprout { transform: translateY(11%) scale(.5); filter: saturate(.64); opacity: .7; }
.world-sequence[data-active="1"] .world-sequence__sprout { transform: translateY(4%) scale(.76); filter: saturate(.82); opacity: .88; }
.world-sequence[data-active="2"] .world-sequence__sprout { transform: translateY(0) scale(1); filter: saturate(1); opacity: 1; }
.world-sequence[data-active="2"] .world-sequence__waterway { transform: translateX(5%) scale(1.05); opacity: .9; }

.research-lens {
  position: absolute;
  z-index: -2;
  inset: 0;
  overflow: hidden;
  background: #2d75bd;
}

.research-lens img {
  position: absolute;
  inset: -3%;
  width: 106%;
  height: 106%;
  object-fit: cover;
}

.research-lens__base { filter: saturate(.62) brightness(.78) blur(2px); transform: scale(1.02); }
.research-lens__focus {
  clip-path: circle(18% at calc(68% + var(--pointer-x) * 18%) calc(46% + var(--pointer-y) * 16%));
  filter: saturate(1.08) brightness(1.05);
  transform: translate3d(calc(var(--pointer-x) * 8px), calc(var(--pointer-y) * 6px), 0) scale(1.03);
  transition: clip-path 850ms var(--ease), transform 1100ms var(--ease);
}

.research-principles {
  padding-top: 120px;
  padding-bottom: 120px;
}

.research-principles__intro { max-width: 950px; margin-bottom: 110px; }
.research-principles__intro h2 { margin: 0; font-size: clamp(48px, 5.8vw, 96px); font-weight: 500; line-height: 1; letter-spacing: -.035em; }
.research-principles__intro p { max-width: 560px; margin: 36px 0 0 46%; color: var(--ink-soft); font-size: 18px; line-height: 1.8; }
.research-principles .principle { grid-template-columns: .8fr 1.2fr; min-height: 180px; align-items: center; }
.research-principles .principle h3 { transition: transform 420ms var(--ease), color 420ms var(--ease); }
.research-principles .principle:hover h3 { color: var(--blue-deep); transform: translateX(14px); }

.page-hero--about .page-hero__image { object-position: 66% 56%; opacity: .96; }
.page-hero--about .page-hero__shade { background: linear-gradient(90deg, rgba(14,59,108,.9), rgba(24,89,151,.44) 54%, rgba(34,105,160,.06)); }

.about-promise {
  min-height: 72dvh;
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 9vw;
  align-items: center;
  padding-top: 130px;
  padding-bottom: 130px;
}

.about-promise h2 { margin: 0; font-size: clamp(48px, 5.7vw, 96px); font-weight: 500; line-height: 1; letter-spacing: -.035em; }
.about-promise p { max-width: 570px; margin: 0; color: var(--ink-soft); font-size: 19px; line-height: 1.85; }

.team-chapter { padding: 130px 0; color: var(--soft-white); background: linear-gradient(135deg, #174f82, #377fb8 64%, #72b8db); }
.team-chapter__head { max-width: 1000px; margin-bottom: 84px; }
.team-chapter__head h2 { margin: 0; font-size: clamp(46px, 5.7vw, 94px); font-weight: 500; line-height: 1; letter-spacing: -.035em; }
.team-chapter__head p { max-width: 610px; margin: 34px 0 0 44%; color: rgba(247,251,255,.72); font-size: 18px; line-height: 1.8; }
.team-chapter .team-roles { border-color: rgba(255,255,255,.24); }
.team-chapter .team-role { position: relative; overflow: hidden; border-color: rgba(255,255,255,.2); }
.team-chapter .team-role:not(:last-child) { border-color: rgba(255,255,255,.2); }
.team-chapter .team-role::before { content: ""; position: absolute; left: 12%; right: 12%; bottom: -46%; height: 68%; border-radius: 50%; background: rgba(216,255,245,.14); transform: scale(.72); opacity: 0; transition: transform 560ms var(--ease), opacity 560ms var(--ease); }
.team-chapter .team-role:hover::before { transform: scale(1.6); opacity: 1; }
.team-chapter .team-role p { color: rgba(247,251,255,.7); }

.page-hero--download .page-hero__image { opacity: .55; filter: saturate(.72) brightness(.86); object-position: 64% center; }
.page-hero--download .page-hero__copy { width: min(1040px, 74vw); }
.page-hero--download h1 { max-width: 9em; }

.download-aperture {
  position: absolute;
  z-index: 2;
  right: 8vw;
  top: 22%;
  width: min(33vw, 520px);
  aspect-ratio: 1;
  border: 1px solid rgba(235,255,255,.58);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(231,255,252,.22), rgba(117,194,223,.1) 48%, transparent 70%);
  box-shadow: inset 0 -22px 50px rgba(235,255,255,.13), 0 28px 80px rgba(15,67,115,.14);
  animation: aperture-breathe 7s ease-in-out infinite alternate;
}

.download-aperture::before,
.download-aperture::after { content: ""; position: absolute; inset: 11%; border: 1px solid rgba(239,255,255,.42); border-radius: 50%; }
.download-aperture::after { inset: 25%; border-color: rgba(224,255,246,.28); }
@keyframes aperture-breathe { to { transform: scale(1.045); box-shadow: inset 0 -30px 62px rgba(235,255,255,.2), 0 34px 90px rgba(15,67,115,.18); } }

.download-truth { padding-top: 108px; padding-bottom: 130px; }
.download-truth__line { display: grid; grid-template-columns: .75fr 1.25fr; gap: 7vw; align-items: start; padding: 46px 0; border-bottom: 1px solid var(--line); }
.download-truth__line:first-child { border-top: 1px solid var(--line); }
.download-truth__line span { color: #5a82a2; font-size: 14px; }
.download-truth__line strong { font-size: clamp(30px, 3.4vw, 54px); font-weight: 500; line-height: 1.15; }
.download-truth__note { max-width: 600px; margin: 68px 0 0 40%; color: var(--ink-soft); font-size: 18px; line-height: 1.8; }

.page-hero--contact .page-hero__image { object-position: 65% center; filter: saturate(.82); }
.contact-confluence { position: absolute; z-index: 2; right: 1%; bottom: 4%; width: 54%; height: 76%; pointer-events: none; }
.contact-confluence img { position: absolute; width: auto; height: auto; max-width: none; }
.contact-confluence img:first-child { left: -14%; bottom: -3%; width: 118%; opacity: .8; transform: translate3d(calc(var(--pointer-x) * -7px), calc(var(--pointer-y) * 4px), 0); transition: transform 1200ms var(--ease); }
.contact-confluence img:last-child { right: 7%; bottom: 9%; width: 54%; opacity: .8; transform: translate3d(calc(var(--pointer-x) * 11px), calc(var(--pointer-y) * 7px), 0); transition: transform 1200ms var(--ease); }
.contact-truth { min-height: 72dvh; display: grid; grid-template-columns: .8fr 1.2fr; gap: 9vw; align-items: center; padding-top: 130px; padding-bottom: 130px; }
.contact-truth h2 { margin: 0; font-size: clamp(44px, 5.2vw, 86px); font-weight: 500; line-height: 1; letter-spacing: -.035em; }
.contact-truth__note { max-width: 620px; }
.contact-truth__note p { margin: 0 0 42px; color: var(--ink-soft); font-size: 19px; line-height: 1.85; }

@media (max-width: 820px) {
  .site-header .brand { left: 0; top: 0; width: 208px; height: 92px; padding: 16px 54px 30px 18px; border-radius: 0; }
  .site-header .brand::after { left: -25px; top: -22px; width: 218px; height: 112px; }
  .page-hero { min-height: 760px; padding: 146px 24px 104px; align-items: center; }
  .page-hero::after { bottom: -52px; height: 98px; }
  .page-hero__copy { width: 100%; padding-top: 0; }
  .page-hero h1 { font-size: clamp(40px, 10.8vw, 44px); line-height: 1.02; }
  .page-hero p.page-lead { max-width: 92%; margin-top: 30px; font-size: 16px; }
  .page-hero__gesture { display: none; }
  .page-hero__image { object-position: 62% center; }
  .product-journey .product-detail { position: relative; min-height: 0; grid-template-columns: 1fr; gap: 42px; padding: 92px 24px; }
  .product-journey .product-detail__visual { min-height: 52dvh; order: -1; border-radius: 12px 52px 12px 52px; }
  .product-horizon { min-height: 680px; padding-top: 100px; padding-bottom: 100px; background-size: 130% auto; background-position: 40% 85%; }
  .product-horizon p { margin: 34px 0 0; font-size: 16px; }
  .world-sequence { grid-template-columns: 1fr; gap: 0; padding: 0 0 80px; }
  .world-sequence__stage { grid-row: 1; top: 0; height: 52dvh; min-height: 380px; border-radius: 0 0 52px 12px; }
  .world-sequence__copy { grid-row: 2; padding: 0 24px; }
  .world-growth-step { min-height: 58vh; }
  .world-growth-step p { font-size: 16px; }
  .research-lens__focus { clip-path: circle(24% at 68% 45%); }
  .research-principles { padding-top: 94px; padding-bottom: 94px; }
  .research-principles__intro { margin-bottom: 64px; }
  .research-principles__intro p { margin: 28px 0 0; font-size: 16px; }
  .research-principles .principle { grid-template-columns: 1fr; min-height: 0; }
  .about-promise { min-height: 0; grid-template-columns: 1fr; gap: 42px; padding-top: 104px; padding-bottom: 104px; }
  .about-promise p { font-size: 16px; }
  .team-chapter { padding: 104px 0; }
  .team-chapter__head p { margin: 30px 0 0; font-size: 16px; }
  .page-hero--download .page-hero__copy { width: 100%; }
  .download-aperture { right: -18vw; top: 42%; width: 68vw; opacity: .56; }
  .download-truth { padding-top: 88px; padding-bottom: 100px; }
  .download-truth__line { grid-template-columns: 1fr; gap: 20px; padding: 34px 0; }
  .download-truth__note { margin: 52px 0 0; font-size: 16px; }
  .contact-confluence { right: -20%; bottom: 1%; width: 100%; height: 58%; opacity: .56; }
  .contact-truth { min-height: 0; grid-template-columns: 1fr; gap: 44px; padding-top: 104px; padding-bottom: 104px; }
  .contact-truth__note p { font-size: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .route-curtain { display: none; }
  .page-hero__image,
  .research-lens__focus,
  .world-sequence__layer,
  .world-sequence__waterway,
  .world-sequence__sprout,
  .contact-confluence img,
  .product-journey .product-detail__visual img { transition: none !important; transform: none !important; }
  .download-aperture { animation: none; }
  .world-growth-step { opacity: 1; transform: none; }
}

.qa-reduced .route-curtain { display: none; }
.qa-reduced .page-hero__image,
.qa-reduced .research-lens__focus,
.qa-reduced .world-sequence__layer,
.qa-reduced .world-sequence__waterway,
.qa-reduced .world-sequence__sprout,
.qa-reduced .contact-confluence img,
.qa-reduced .product-journey .product-detail__visual img,
.qa-reduced .growth-stage,
.qa-reduced .hero-glint,
.qa-reduced .world-image { transition: none !important; transform: none !important; }
.qa-reduced .download-aperture,
.qa-reduced .brand-chapter::before,
.qa-reduced .water-progress { animation: none !important; }
.qa-reduced [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }
.qa-reduced .world-growth-step { opacity: 1; transform: none; }