:root {
  color-scheme: light;
  --ink: #112d3d;
  --ink-soft: #355668;
  --paper: #f4f0e8;
  --paper-light: #fbf8f2;
  --sea: #6c9cb3;
  --accent: #d89152;
  --font-jp: "Yomogi Quuma", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  --font-standard: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
}

@font-face {
  font-family: "Yomogi Quuma";
  src: url("assets/fonts/yomogi-quuma-complete.woff2") format("woff2");
  font-weight: 400 900;
  font-style: normal;
  font-display: swap;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--paper); color: var(--ink); font-family: var(--font-jp); font-synthesis: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
a { color: inherit; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.skip-link { position: fixed; top: -70px; left: 14px; z-index: 100; padding: 12px 18px; background: var(--ink); color: white; text-decoration: none; }
.skip-link:focus { top: 14px; }

.topbar { position: fixed; top: 0; left: 0; right: 0; z-index: 30; height: 76px; display: flex; align-items: center; gap: 44px; padding: 0 clamp(24px, 4.6vw, 76px); background: rgba(249, 247, 240, .86); border-bottom: 1px solid rgba(17, 45, 61, .1); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.topbar-brand { font-size: 16px; font-weight: 700; letter-spacing: .03em; text-decoration: none; white-space: nowrap; }
.footer a:hover { text-decoration: underline; text-underline-offset: 5px; }
.skip-motion { padding: 9px 16px; background: transparent; color: var(--ink-soft); border: 1px solid rgba(17, 45, 61, .26); border-radius: 2px; cursor: pointer; font-size: 11px; letter-spacing: .04em; }
.skip-motion:hover { background: white; color: var(--ink); }

.journey { position: relative; height: 600svh; min-height: 2200px; }
.journey-sticky { position: sticky; top: 0; width: 100%; height: 100svh; min-height: 560px; overflow: hidden; background: var(--paper-light); isolation: isolate; }
.scene, .white-transition, .closing-overlay { position: absolute; inset: 0; pointer-events: none; }
.scene { overflow: hidden; }
.scene-city { opacity: 1; z-index: 1; }
.scene-bay { opacity: 0; z-index: 2; }
.layer, .bay-image, .bay-night, .bay-light-glints { position: absolute; display: block; width: 100%; height: 100%; object-fit: cover; object-position: center center; }
.layer { transform: translate3d(0, 0, 0) scale(1); will-change: transform, filter; }
.layer-back { z-index: 1; transform-origin: center center; }
.layer-mid { z-index: 2; transform-origin: center 85%; opacity: .88; }
.layer-front { z-index: 3; transform-origin: center bottom; transform: translate3d(0, 250px, 0) scale(1); }
.bay-art { position: absolute; inset: 0; transform-origin: center 60%; will-change: transform; }
.bay-night { opacity: 0; animation: night-glow 9s ease-in-out infinite; }
.bay-light-glints { z-index: 1; mix-blend-mode: screen; animation: water-glints 7s ease-in-out infinite; }
.bay-boat { position: absolute; z-index: 2; top: 53%; left: 100%; width: min(34vw, 440px); aspect-ratio: 800 / 290; background: url("assets/mock/bay-boat-sprite.webp") 94% 68% / 209% 324% no-repeat; animation: boat-sail 36s linear infinite; animation-delay: -8s; will-change: transform, opacity; }
.white-transition { z-index: 3; background: var(--paper-light); opacity: 0; }
.closing-overlay { z-index: 4; background: rgba(7, 22, 43, .32); opacity: 0; }

@keyframes boat-sail {
  0% { transform: translate3d(0, 0, 0); opacity: 0; }
  7% { opacity: 1; }
  88% { opacity: 1; }
  100% { transform: translate3d(-140vw, -1vh, 0); opacity: 0; }
}
@keyframes water-glints {
  0%, 100% { opacity: .06; transform: translate3d(-1%, 0, 0); }
  50% { opacity: .16; transform: translate3d(1%, 0, 0); }
}
@keyframes night-glow {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.07); }
}

.hero-copy { position: absolute; z-index: 6; width: min(760px, calc(100% - 180px)); left: clamp(34px, 8.5vw, 160px); top: 28%; color: var(--ink); will-change: opacity, transform; }
.hero-copy[aria-hidden="true"] { pointer-events: none; }
.hero-copy-intro { top: 21%; opacity: 1; }
.hero-copy-city, .hero-copy-bay, .hero-copy-office, .hero-copy-end { opacity: 0; }
.eyebrow { margin: 0 0 20px; font-family: var(--font-jp); font-weight: 700; font-size: 11px; letter-spacing: .24em; line-height: 1.4; }
.hero-copy h1, .hero-copy h2 { margin: 0; font-weight: 700; letter-spacing: -.085em; line-height: 1.31; text-wrap: balance; }
.hero-copy h1 { font-size: clamp(42px, 5.35vw, 88px); }
.hero-copy h2 { font-size: clamp(39px, 5vw, 80px); }
.hero-description { max-width: 600px; margin: 28px 0 0; font-size: clamp(13px, 1vw, 15px); font-weight: 700; letter-spacing: .07em; line-height: 2.1; }
.hero-copy-city { top: 33%; }
.hero-copy-bay { top: 29%; }
.hero-copy-end { top: 30%; color: white; }
.hero-copy-end h2 { font-family: var(--font-jp); font-size: clamp(44px, 5.2vw, 78px); font-weight: 400; letter-spacing: .03em; line-height: 1.35; }
.hero-copy-end .eyebrow { color: #a9c1c9; }
.hero-end-link { display: inline-flex; align-items: center; gap: 70px; margin-top: 42px; padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,.7); color: white; font-size: 13px; font-weight: 700; text-decoration: none; pointer-events: auto; }
.hero-end-link span { font-size: 24px; line-height: .7; }
.hero-end-link:hover { gap: 86px; }

.scroll-hint { position: absolute; z-index: 7; left: clamp(34px, 8.5vw, 160px); bottom: 38px; display: flex; align-items: center; gap: 18px; font-family: var(--font-jp); font-size: 10px; font-weight: 700; letter-spacing: .18em; color: var(--ink); }
.scroll-hint-line { display: block; width: 64px; height: 1px; background: currentColor; }
.stage-rail { position: absolute; z-index: 8; right: clamp(22px, 3.5vw, 60px); top: 50%; display: grid; justify-items: center; gap: 15px; transform: translateY(-50%); color: var(--ink); }
.stage-rail-caption { font-family: var(--font-jp); font-size: 10px; font-weight: 700; letter-spacing: .2em; writing-mode: vertical-rl; }
.stage-number { font-family: var(--font-jp); font-size: 17px; font-weight: 700; white-space: nowrap; }
.stage-number span { font-size: 10px; color: var(--ink-soft); }
.stage-progress { position: relative; width: 1px; height: 115px; background: rgba(17,45,61,.25); }
.stage-progress-fill { position: absolute; inset: 0; background: currentColor; transform: scaleY(0); transform-origin: top; }
.stage-buttons { display: grid; gap: 11px; }
.stage-buttons button { width: 13px; height: 13px; padding: 0; border: 1px solid currentColor; border-radius: 50%; background: transparent; color: inherit; cursor: pointer; }
.stage-buttons button.active { background: currentColor; }
body[data-stage="0"] .scroll-hint, body[data-stage="2"] .scroll-hint { color: white; }
body[data-stage="3"] .stage-rail, body[data-stage="3"] .scroll-hint { color: white; }
body[data-stage="3"] .stage-number span { color: #bdd0d6; }

.concept { display: grid; grid-template-columns: 1fr 1fr; gap: min(10vw, 150px); padding: clamp(90px, 12vw, 190px) clamp(34px, 8.5vw, 160px); background: var(--paper-light); }
.concept-heading h2 { margin: 0; font-size: clamp(38px, 4.5vw, 70px); line-height: 1.42; letter-spacing: -.07em; }
.concept-body { padding-top: 49px; }
.concept-lead { max-width: 580px; margin: 0 0 50px; color: var(--ink-soft); font-size: 15px; line-height: 2.1; }
.concept-list { border-top: 1px solid rgba(17,45,61,.25); }
.concept-list div { display: grid; grid-template-columns: 52px 1fr; align-items: center; min-height: 78px; border-bottom: 1px solid rgba(17,45,61,.25); }
.concept-list span { font-family: var(--font-jp); font-size: 12px; color: var(--sea); }
.concept-list strong { font-size: 17px; font-weight: 700; }
.contact-link { display: inline-flex; justify-content: space-between; align-items: center; width: min(100%, 320px); margin-top: 56px; padding: 18px 22px; background: var(--ink); color: white; font-size: 13px; font-weight: 700; text-decoration: none; }
.contact-link span { font-size: 22px; font-weight: 400; }
.contact-link:hover { background: #244d62; }
.footer { display: flex; justify-content: space-between; align-items: center; min-height: 120px; padding: 30px clamp(34px, 8.5vw, 160px); background: var(--ink); color: white; }
.footer span { font-family: var(--font-jp); font-size: 22px; font-weight: 700; letter-spacing: -.06em; }
.footer a { font-size: 12px; text-decoration: none; }

.message-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(48px, 8vw, 130px);
  align-items: start;
  padding: clamp(110px, 12vw, 180px) clamp(34px, 8.5vw, 160px);
  background: #eaf4f8;
  scroll-margin-top: 67px;
}
.message-heading h2 { max-width: 10em; margin: 0; font-size: clamp(39px, 4.5vw, 72px); line-height: 1.45; letter-spacing: -.055em; }
.message-body { padding-top: 48px; border-top: 1px solid #a9c9d9; }
.message-body p { margin: 0 0 25px; font-size: clamp(17px, 1.5vw, 23px); font-weight: 700; line-height: 1.9; }
.message-body a { display: inline-flex; align-items: center; gap: 28px; margin-top: 26px; padding-bottom: 11px; border-bottom: 1px solid currentColor; font-size: 13px; font-weight: 700; text-decoration: none; }
.concept { scroll-margin-top: 67px; }

.story-stack { position: absolute; inset: 0; z-index: 8; opacity: 0; pointer-events: none; color: #071a37; }
.story-stack::before { content: ""; position: absolute; inset: 0; background: rgba(249, 252, 255, .73); pointer-events: none; }
.story-lines { position: absolute; inset: 0; }
.story-line { position: absolute; top: 50%; left: 50%; width: min(1150px, calc(100% - 150px)); margin: 0; opacity: 0; text-align: center; font-size: clamp(28px, 3vw, 43px); font-weight: 400; line-height: 1.48; letter-spacing: .025em; text-wrap: balance; will-change: transform, opacity; }
.story-counter { position: absolute; z-index: 1; top: 28px; right: clamp(28px, 4vw, 64px); display: flex; align-items: baseline; gap: 7px; font-size: 12px; letter-spacing: .08em; }
.story-counter span:first-child { position: absolute; right: 0; bottom: 100%; font-size: 11px; }
.story-current { font-size: 32px; font-weight: 400; line-height: 1; }
.story-dots { position: absolute; z-index: 2; top: 50%; right: clamp(25px, 3vw, 48px); display: grid; gap: 13px; transform: translateY(-50%); pointer-events: auto; }
.story-dots button { width: 11px; height: 11px; padding: 0; border: 1px solid #234a77; border-radius: 50%; background: transparent; cursor: pointer; }
.story-dots button.active { background: #126fd2; border-color: #126fd2; }
.story-static { display: none; }

@media (max-width: 700px) {
  .topbar { height: 66px; gap: 12px; padding: 0 20px; }
  .topbar-brand { font-size: 14px; }
  .skip-motion { display: none; }
  .journey { height: 600svh; min-height: 2100px; }
  .journey-sticky { min-height: 480px; }
  .layer, .bay-image, .bay-night, .bay-light-glints { object-position: center center; }
  .layer-mid { opacity: .67; }
  .bay-boat { left: 70%; width: 260px; animation-name: boat-sail-mobile; }
  .hero-copy { left: 24px; width: calc(100% - 76px); top: 25%; }
  .hero-copy-intro { top: 22%; }
  .hero-copy h1 { font-size: clamp(30px, 9vw, 54px); }
  .hero-copy h2 { font-size: clamp(31px, 9vw, 51px); }
  .hero-description { margin-top: 20px; max-width: 280px; font-size: 12px; line-height: 1.8; }
  .hero-copy-city, .hero-copy-bay { top: 28%; }
  .hero-copy-end { top: 28%; }
  .hero-copy-end h2 { font-size: clamp(31px, 8.3vw, 54px); line-height: 1.45; letter-spacing: .015em; }
  .eyebrow { margin-bottom: 17px; font-size: 9px; letter-spacing: .16em; }
  .stage-rail { right: 15px; gap: 10px; }
  .stage-rail-caption { display: none; }
  .stage-number { font-size: 12px; }
  .stage-progress { height: 65px; }
  .stage-buttons { gap: 8px; }
  .stage-buttons button { width: 10px; height: 10px; }
  .scroll-hint { left: 24px; bottom: 26px; font-size: 8px; }
  .scroll-hint-line { width: 35px; }
  .concept { display: block; padding: 86px 24px 100px; }
  .concept-heading h2 { font-size: clamp(36px, 10vw, 55px); }
  .concept-body { padding-top: 35px; }
  .concept-lead { font-size: 13px; }
  .concept-list strong { font-size: 15px; }
  .footer { padding: 28px 24px; }
}

@keyframes boat-sail-mobile {
  0% { transform: translate3d(0, 0, 0); opacity: 0; }
  7% { opacity: 1; }
  88% { opacity: 1; }
  100% { transform: translate3d(-150vw, -1vh, 0); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .journey { height: 100svh; min-height: 560px; }
  .journey-sticky { position: relative; }
  .stage-rail, .scroll-hint { display: none; }
  .hero-end-link:hover { gap: 70px; }
  .bay-boat, .bay-light-glints, .bay-night { animation: none; }
}

/* Reference composition: independent art, copy, connection lights and moving ferry. */
body { background: #fff; }
main { padding-top: 67px; }
.topbar {
  height: 67px;
  gap: 28px;
  padding: 0 clamp(22px, 4vw, 64px);
  background: #fff;
  border-bottom: 0;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  color: #061832;
}
.topbar-brand { font-size: 21px; font-weight: 800; letter-spacing: -.035em; }
.time-switch {
  display: flex;
  align-items: center;
  margin-left: auto;
  padding: 3px;
  border: 1px solid #cad8e5;
  border-radius: 999px;
  background: #eef6fc;
}
.time-switch button {
  min-width: 38px;
  padding: 5px 9px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #35536f;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}
.time-switch button[aria-pressed="true"] { background: #071a37; color: white; box-shadow: 0 2px 6px #071a3726; }
.skip-motion { padding: 9px 13px; border-radius: 999px; }
.journey { height: 520svh; min-height: 2400px; }
.journey-sticky { position: sticky; top: 67px; height: calc(100svh - 67px); min-height: 500px; background: #87cef6; }
.scene { transform-origin: 80% 0%; will-change: transform, opacity; }
.scene-city { z-index: 1; }
.scene-bay { z-index: 2; opacity: 0; transform-origin: 58% 45%; transform: scale(1.1); }
.scene-office { z-index: 3; opacity: 0; transform-origin: center center; }
.exterior-effects { position: absolute; inset: 0; z-index: 4; pointer-events: none; transform-origin: 80% 0%; will-change: transform, opacity; }
.art-canvas { position: absolute; top: 50%; left: 50%; height: max(100%, 62.55vw); width: auto; aspect-ratio: 1586 / 992; transform: translate(-50%, -50%); }
.foreground { position: absolute; inset: 0; z-index: 2; pointer-events: none; will-change: transform; }
.road-system { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.traffic-crop { position: absolute; inset: 0; z-index: 2; clip-path: polygon(33% 70%, 45% 70%, 55% 72%, 65% 76%, 72% 80%, 72% 92%, 65% 89%, 55% 83%, 45% 79%, 33% 78%); }
.road-layer { position: absolute; inset: 0; z-index: 1; display: block; width: 100%; height: 100%; object-fit: cover; object-position: center center; }
body[data-time="night"] .road-layer { filter: brightness(.45) saturate(.8); }
.scene-image, .network-overlay {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}
.scene-image-night { opacity: 0; transition: opacity 1.5s ease; }
body[data-time="night"] .scene-image-night { opacity: 1; }
.network-overlay { z-index: 3; pointer-events: none; opacity: .88; }
body[data-time="night"] .network-overlay { opacity: .95; filter: drop-shadow(0 0 3px #6ddaff99); }
.hero-boat-track {
  --ferry-duration: 44s;
  --ferry-phase: -6s;
  position: absolute;
  z-index: 4;
  top: 74%;
  left: 68%;
  width: 6.4%;
  aspect-ratio: 2 / 1;
  pointer-events: none;
  transform-origin: center 75%;
  will-change: transform;
  animation: ferry-crossing var(--ferry-duration) linear var(--ferry-phase) infinite;
}
.hero-wake-canvas { position: absolute; inset: 0; z-index: 3; display: block; width: 100%; height: 100%; pointer-events: none; }
.hero-boat { position: absolute; z-index: 2; display: block; width: 100%; height: auto; filter: drop-shadow(0 3px 2px #1249744d); }
.boat-occlusion { position: absolute; inset: 0; z-index: 5; pointer-events: none; }
body[data-time="night"] .hero-boat { filter: brightness(.83) drop-shadow(0 0 5px #ffe8af); }
.road-car { position: absolute; z-index: 2; display: block; width: 1.5%; height: auto; opacity: 1; filter: drop-shadow(0 2px 1px #0c3a5b99); will-change: left, top, transform; }
.road-car-one { animation: road-drive-forward 15s linear -1s infinite; }
.road-car-two { width: 1.5%; animation: road-drive-forward 15s linear -4.75s infinite; }
.road-car-three { width: 1.6%; animation: road-drive-forward 15s linear -8.5s infinite; }
.road-truck { width: 1.7%; animation: road-drive-forward 15s linear -12.25s infinite; }
.road-car-return { width: 1.65%; animation: road-drive-reverse 15s linear -1s infinite; }
body[data-time="night"] .road-car { filter: brightness(.7) drop-shadow(0 2px 1px #0c3a5b99); }
.white-transition { z-index: 5; }
.closing-overlay { z-index: 6; background: rgba(4, 16, 38, .48); }
.hero-copy {
  z-index: 8;
  left: clamp(30px, 5.7vw, 92px);
  width: min(840px, calc(100% - 140px));
  color: #061832;
  transition: color .9s ease;
}
.hero-copy-intro { top: 21%; left: 50%; translate: -50% 0; width: calc(100% - 80px); text-align: center; color: #fff; text-shadow: 0 2px 14px #07375fcc, 0 1px 3px #082747; }
.hero-copy-intro .eyebrow { margin-bottom: 14px; font-size: 10px; letter-spacing: .28em; font-weight: 700; }
.hero-copy-intro h1 { font-size: inherit; line-height: 1.2; letter-spacing: 0; font-weight: 400; }
.hero-english { display: block; font-family: var(--font-jp); font-size: clamp(54px, 5.4vw, 88px); font-weight: 400; letter-spacing: -.02em; line-height: 1.25; white-space: nowrap; }
.hero-japanese { display: block; margin-top: 10px; font-family: var(--font-jp); font-size: clamp(23px, 1.9vw, 31px); font-weight: 400; letter-spacing: .12em; line-height: 1.55; }
.hero-copy-intro .hero-description { max-width: 730px; margin: 22px auto 0; font-size: clamp(13px, .9vw, 15px); line-height: 1.75; letter-spacing: .005em; }
.hero-copy-city, .hero-copy-end { left: 50%; translate: -50% 0; width: min(980px, calc(100% - 120px)); text-align: center; }
.hero-copy-city { top: 24%; }
.hero-copy-city h2 { text-shadow: 0 2px 12px #e9f8ff9e; }
.hero-copy-bay, .hero-copy-office { top: 31%; left: 8%; width: min(680px, 44%); }
.hero-copy-bay h2, .hero-copy-office h2 { font-size: clamp(39px, 4.2vw, 68px); }
.hero-copy-bay { top: 29%; left: 50%; translate: -50% 0; width: min(1120px, calc(100% - 130px)); text-align: center; color: #fff; text-shadow: 0 2px 14px #113e65ad; }
.hero-copy-bay::before { content: ""; position: absolute; z-index: -1; inset: -44px -70px; background: radial-gradient(ellipse at center, #1f78a06b, #1f78a033 50%, transparent 76%); pointer-events: none; }
.hero-copy-bay .eyebrow { margin-bottom: 24px; }
.hero-copy-bay h2 { font-size: clamp(43px, 4.5vw, 72px); font-weight: 700; letter-spacing: .02em; }
.hero-copy-bay .message-line-support { margin: 24px 0 0; font-size: clamp(16px, 1.55vw, 25px); font-weight: 700; letter-spacing: .12em; line-height: 1.65; }
.hero-copy-bay .message-line { opacity: 0; transform: translate3d(0, 24px, 0); will-change: opacity, transform; }
.hero-copy-end { top: 30%; color: #fff; text-shadow: 0 2px 16px #03142eb8; }
.hero-copy-end .hero-end-link { margin-inline: auto; }
.hero-primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
  min-width: 238px;
  min-height: 54px;
  margin-top: 16px;
  padding: 13px 24px;
  border-radius: 999px;
  background: #071a37;
  color: #fff;
  text-decoration: none;
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 5px 16px #071a3726;
  transition: transform .2s ease, background .2s ease;
}
.hero-primary-link:hover { transform: translateY(-2px); background: #17365c; }
body[data-time="night"] .hero-copy { color: #fff; text-shadow: 0 2px 18px #00102099; }
body[data-time="night"] .hero-primary-link { background: #f7fbff; color: #071a37; text-shadow: none; }
.scroll-hint { z-index: 9; left: clamp(30px, 5.7vw, 92px); bottom: 24px; color: white; text-shadow: 0 1px 6px #001b3699; }
.stage-rail { z-index: 9; }
body[data-stage="0"] .stage-rail, body[data-stage="1"] .stage-rail { color: #102b43; }
body[data-time="night"] .stage-rail, body[data-time="night"] .scroll-hint { color: white; }
body[data-time="night"] .stage-number span { color: #ccdfed; }

@keyframes ferry-crossing {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  25% { transform: translate3d(-225%, -90%, 0) scale(.91); }
  50% { transform: translate3d(-450%, -180%, 0) scale(.82); }
  75% { transform: translate3d(-675%, -270%, 0) scale(.73); }
  100% { transform: translate3d(-900%, -360%, 0) scale(.64); }
}
@keyframes ferry-crossing-mobile {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  25% { transform: translate3d(-65%, -35%, 0) scale(.91); }
  50% { transform: translate3d(-130%, -70%, 0) scale(.82); }
  75% { transform: translate3d(-195%, -105%, 0) scale(.73); }
  100% { transform: translate3d(-260%, -140%, 0) scale(.64); }
}
@keyframes road-drive-forward {
  0% { left: 34.5%; top: 73.8%; transform: rotate(-10deg) scale(.65); visibility: hidden; }
  1% { visibility: visible; }
  25% { left: 43.7%; top: 74.7%; transform: rotate(-6deg) scale(.78); }
  50% { left: 53.2%; top: 75.9%; transform: rotate(1deg) scale(.95); }
  75% { left: 62.3%; top: 79.6%; transform: rotate(9deg) scale(1.12); }
  99% { visibility: visible; }
  100% { left: 69.5%; top: 83.1%; transform: rotate(17deg) scale(1.25); visibility: hidden; }
}
@keyframes road-drive-reverse {
  0% { left: 69.5%; top: 84.3%; transform: rotate(-3deg) scale(1.25); visibility: hidden; }
  1% { visibility: visible; }
  25% { left: 62.3%; top: 80.3%; transform: rotate(-6deg) scale(1.12); }
  50% { left: 53.2%; top: 76.8%; transform: rotate(-10deg) scale(.95); }
  75% { left: 43.7%; top: 74.8%; transform: rotate(-13deg) scale(.78); }
  99% { visibility: visible; }
  100% { left: 34.5%; top: 74.4%; transform: rotate(-14deg) scale(.65); visibility: hidden; }
}

@media (max-width: 800px) {
  .topbar { gap: 14px; padding: 0 20px; }
  .topbar-brand { font-size: 17px; }
  .skip-motion { display: none; }
  .hero-copy-intro { top: 16%; }
  .hero-english { font-size: clamp(40px, 5.5vw, 56px); }
  .hero-copy-intro .hero-description { font-size: 13px; }
}
@media (max-width: 600px) {
  main { padding-top: 60px; }
  .topbar { height: 60px; }
  .topbar-brand { font-size: 15px; }
  .journey { height: 520svh; min-height: 2200px; }
  .journey-sticky { top: 60px; height: calc(100svh - 60px); min-height: 480px; }
  .scene-city .art-canvas, .scene-bay .art-canvas, .exterior-effects .art-canvas { left: 60%; transform: translate(-75%, -50%); }
  .scene-office .scene-image { object-position: 35% center; }
  .hero-copy { left: 23px; width: calc(100% - 66px); }
  .hero-copy-intro { top: 12%; left: 50%; width: calc(100% - 32px); }
  .hero-copy-intro .eyebrow { font-size: 8px; margin-bottom: 13px; letter-spacing: .18em; }
  .hero-english { font-size: clamp(28px, 7.7vw, 36px); white-space: normal; overflow-wrap: anywhere; line-height: 1.16; }
  .hero-japanese { margin-top: 16px; font-size: clamp(17px, 4.7vw, 22px); letter-spacing: .04em; overflow-wrap: anywhere; line-height: 1.5; }
  .hero-copy-intro .hero-description { max-width: 320px; margin-top: 18px; font-size: 10px; line-height: 1.75; }
  .hero-copy-intro .hero-description br { display: none; }
  .hero-primary-link { min-width: 177px; min-height: 46px; margin-top: 15px; font-size: 12px; gap: 20px; }
  .hero-boat-track { --ferry-duration: 48s; --ferry-phase: -6s; left: 68%; animation-name: ferry-crossing-mobile; }
  .road-car { display: block; }
  .hero-copy-city, .hero-copy-end { left: 50%; width: calc(100% - 48px); }
  .hero-copy-city { top: 25%; }
  .hero-copy-city h2 { font-size: clamp(34px, 8.5vw, 46px); }
  .hero-copy-office { top: 17%; left: 23px; width: min(225px, calc(100% - 100px)); }
  .hero-copy-office h2 { font-size: clamp(27px, 7vw, 38px); }
  .hero-copy-office .hero-description { max-width: 220px; }
  .hero-copy-bay { top: 27%; left: 50%; width: calc(100% - 42px); }
  .hero-copy-bay::before { inset: -28px -12px; }
  .hero-copy-bay .eyebrow { margin-bottom: 18px; }
  .hero-copy-bay h2 { font-size: clamp(25px, 7vw, 31px); letter-spacing: .01em; }
  .hero-copy-bay .message-line-support { margin-top: 24px; font-size: 12px; letter-spacing: .04em; line-height: 1.8; }
  .hero-copy-end { top: 28%; }
  .stage-rail { right: 12px; }
  .message-section { display: block; padding: 88px 24px 105px; scroll-margin-top: 60px; }
  .message-heading h2 { font-size: clamp(35px, 9vw, 48px); }
  .message-body { margin-top: 38px; padding-top: 29px; }
  .message-body p { font-size: 16px; }
  .concept { scroll-margin-top: 60px; }
}
@media (max-width: 1000px), (max-aspect-ratio: 6/5) {
  .scene-city .art-canvas, .scene-bay .art-canvas, .exterior-effects .art-canvas {
    left: calc(100% - clamp(48px, 9vw, 96px));
    transform: translate(-80.4%, -50%);
  }
}
@media (prefers-reduced-motion: reduce) {
  .journey { height: calc(100svh - 67px); min-height: 480px; }
  .journey-sticky { position: relative; top: 0; height: 100%; }
  .hero-boat-track, .hero-boat, .network-overlay, .road-car { animation: none; }
  .hero-wake-canvas { display: none; }
  .scene-city .art-canvas::after { animation: none; background-position: center; opacity: .3; }
  .hero-boat-track { left: 62%; top: 74%; transform: scale(.78); }
}
@media (max-width: 600px) and (prefers-reduced-motion: reduce) {
  .journey { height: calc(100svh - 60px); }
}

.section-rail {
  position: fixed;
  z-index: 31;
  top: 67px;
  bottom: 0;
  left: 0;
  display: flex;
  flex-direction: column;
  width: 76px;
  background: rgba(255, 255, 255, .96);
  border-right: 1px solid rgba(17, 45, 61, .12);
}
.section-rail a {
  position: relative;
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 16px 0;
  color: #102b43;
  font-size: 15px;
  letter-spacing: .06em;
  text-decoration: none;
  writing-mode: vertical-rl;
}
.section-rail a:not(:last-child)::after { content: ""; position: absolute; bottom: 0; left: 50%; width: 1px; height: 30px; background: #aebfce; }
.section-rail a:hover { background: #eef6fc; }
@media (max-width: 800px) {
  .section-rail { display: none; }
}

/* Keep all five messages in view, with the current one emphasized by scrolling. */
.story-stack {
  overflow: hidden;
  background: #eef6fb;
}
.story-stack::before {
  z-index: 0;
  inset: -24px;
  background: url("assets/mock/story-office-source.jpg") center / cover no-repeat;
  filter: blur(18px);
}
.story-stack::after { content: ""; position: absolute; z-index: 2; inset: 0; background: rgba(247, 251, 255, .08); pointer-events: none; }
body[data-time="night"] .story-stack { background: #10243a; color: #e8f2fc; }
body[data-time="night"] .story-stack::before { background-image: url("assets/mock/story-office-night.jpg"); }
body[data-time="night"] .story-stack::after { background: linear-gradient(to bottom, rgba(5, 18, 36, .08), rgba(5, 18, 36, .12) 55%, rgba(5, 18, 36, .3)); }
.story-office-photo {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  width: auto;
  height: 100%;
  max-width: 100%;
  object-fit: contain;
  transform: translate(-50%, -50%);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(to right, transparent, #000 6%, #000 94%, transparent);
}
.story-office-photo-night { opacity: 0; transition: opacity 1.2s ease; }
body[data-time="night"] .story-office-photo-night { opacity: 1; }
.story-counter, .story-dots { z-index: 4; }
.story-viewport { position: absolute; z-index: 3; inset: 0; pointer-events: none; }
.story-lines {
  z-index: 3;
  top: 50%;
  left: 50%;
  right: auto;
  bottom: auto;
  display: grid;
  grid-template-rows: repeat(5, minmax(0, 1fr));
  align-items: center;
  width: min(1100px, calc(100% - 160px));
  height: calc(100% - 92px);
  transform: translate(-50%, -50%);
  will-change: transform;
}
.story-line {
  position: relative;
  top: auto;
  left: auto;
  width: 100%;
  color: #536984;
  opacity: .83;
  font-size: clamp(19px, 1.55vw, 25px);
  line-height: 1.42;
  letter-spacing: .055em;
  transition: color .35s ease, opacity .35s ease, translate .35s ease;
  will-change: auto;
}
.story-line-main, .story-line-support { display: block; transition: font-size .35s ease, font-weight .35s ease; }
.story-line-main { font-size: 1em; }
.story-line-support { margin-top: .16em; font-size: 1em; }
.story-line.active { z-index: 1; color: #071a37; opacity: 1; }
body[data-time="night"] .story-line { color: #e8f2fc; text-shadow: 0 1px 7px #061a2de6; }
body[data-time="night"] .story-line.active { color: #fff; text-shadow: 0 1px 14px #061a2dcc; }
.story-line.active .story-line-main,
.story-line.active .story-line-support { font-size: clamp(29px, 3.1vw, 48px); font-weight: 700; letter-spacing: .015em; }
.story-line.active .story-line-support { margin-top: .12em; }
.story-line:not(:last-child)::after {
  content: "";
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  width: 1px;
  height: 21px;
  background: #8ba0b7;
  opacity: .8;
}
body[data-time="night"] .story-line:not(:last-child)::after { background: #b8c9db; }
body[data-time="night"] .story-dots button { border-color: #c3d6ec; }
body[data-time="night"] .story-dots button.active { background: #78b9ff; border-color: #78b9ff; }
@media (min-width: 601px) and (max-width: 800px) {
  .story-lines { width: calc(100% - 80px); }
  .story-line.active .story-line-main,
  .story-line.active .story-line-support { font-size: clamp(23px, 3vw, 28px); }
}
@media (max-width: 600px) {
  .story-lines { width: calc(100% - 36px); height: calc(100% - 154px); }
  .story-line { font-size: clamp(14px, 3.7vw, 17px); line-height: 1.35; letter-spacing: .01em; }
  .story-line-support { margin-top: .12em; }
  .story-line.active .story-line-main { font-size: clamp(20px, 5.3vw, 26px); letter-spacing: 0; }
  .story-line.active .story-line-support { font-size: clamp(16px, 4.1vw, 21px); }
  .story-line:not(:last-child)::after { top: calc(100% + 7px); height: 12px; }
}
@media (max-aspect-ratio: 16/9) {
  .story-office-photo {
    width: 100%;
    height: auto;
    max-width: none;
    -webkit-mask-image: linear-gradient(to bottom, transparent, #000 15%, #000 85%, transparent);
    mask-image: linear-gradient(to bottom, transparent, #000 15%, #000 85%, transparent);
  }
}
@media (max-width: 600px) {
  .story-counter { top: 29px; right: 18px; font-size: 10px; }
  .story-counter span:first-child { font-size: 9px; }
  .story-current { font-size: 23px; }
  .story-dots { top: auto; right: auto; bottom: 18px; left: 50%; display: flex; gap: 12px; transform: translateX(-50%); }
}
@media (min-width: 1001px) and (max-height: 800px) and (min-aspect-ratio: 8/5) {
  .scene-city .art-canvas, .exterior-effects .art-canvas { top: calc(50% + clamp(65px, 9vw, 150px)); }
  .hero-boat-track { top: calc(74% - clamp(52px, 7.2vw, 120px)); }
}
@media (max-width: 1000px), (max-aspect-ratio: 6/5) {
  .scene-city .art-canvas, .exterior-effects .art-canvas { left: calc(100% - clamp(94px, 12vw, 150px)); }
}
@media (prefers-reduced-motion: reduce) {
  .story-stack { display: none; }
  .story-static { display: block; padding: 42px clamp(24px, 8vw, 120px) 60px; background: #f3f9fd; }
  .story-static ol { max-width: 960px; margin: 0 auto; padding-left: 1.6em; }
  .story-static li { margin: 0 0 24px; font-size: clamp(17px, 2vw, 23px); line-height: 1.8; }
}

/* The city and both opening messages grow together before the white story scene. */
.journey { height: 880svh; min-height: 4500px; }
.hero-copy-intro h1 { margin-inline: auto; transform-origin: center 40%; will-change: transform; }
.hero-copy-followup { position: absolute; inset: 0; z-index: 9; display: grid; place-items: center; opacity: 0; pointer-events: none; color: #071a37; }
.hero-copy-followup p { position: relative; width: min(1300px, calc(100% - 80px)); margin: 0; text-align: center; font-size: clamp(36px, 3.75vw, 56px); line-height: 1.45; letter-spacing: .005em; text-shadow: 0 1px 5px #fff, 0 1px 18px #fff; transform-origin: center center; will-change: transform; }
.hero-english { font-size: clamp(60px, 6vw, 96px); }
.hero-japanese { font-size: clamp(29px, 2.4vw, 38px); }
.hero-english-mobile-break { display: none; }
.hero-japanese-mobile-break { display: none; }
.followup-mobile { display: none; }
.white-transition { z-index: 12; background: #fff; }
.story-stack { z-index: 13; }
.message-section { background: #fff; }
@media (max-width: 600px) {
  .journey { height: 880svh; min-height: 4500px; }
  .scene-city { background: #4bb4fd; }
  body[data-time="night"] .scene-city { background: #002a75; }
  .scene-city .art-canvas, .exterior-effects .art-canvas { top: calc(50% + 180px); left: calc(100% - 54px); }
  .scene-city .art-canvas { -webkit-mask-image: linear-gradient(to bottom, transparent, #000 55px); mask-image: linear-gradient(to bottom, transparent, #000 55px); }
  .hero-copy-intro { top: 37%; color: #102c43; text-shadow: 0 1px 5px #ffffffd9, 0 2px 14px #ffffffb8; }
  .hero-english { font-size: clamp(32px, 10vw, 42px); line-height: 1.2; letter-spacing: .005em; }
  .hero-japanese { margin-top: 17px; font-size: clamp(22px, 5.8vw, 27px); line-height: 1.65; letter-spacing: .08em; }
  .hero-english-mobile-break { display: inline; }
  .hero-japanese-mobile-break { display: inline; }
  body[data-time="night"] .hero-copy-intro { color: #fff; text-shadow: 0 2px 14px #07375fcc, 0 1px 3px #082747; }
  .hero-copy-followup p { width: calc(100% - 42px); font-size: clamp(24px, 6.4vw, 30px); line-height: 1.55; }
  .followup-desktop { display: none; }
  .followup-mobile { display: inline; }
}
@media (min-width: 601px) and (max-width: 800px) {
  .hero-english { font-size: clamp(45px, 6vw, 64px); }
}
@media (prefers-reduced-motion: reduce) {
  .journey { height: calc(100svh - 67px); min-height: 480px; }
  .hero-copy-followup { display: none; }
}
@media (max-width: 600px) and (prefers-reduced-motion: reduce) {
  .journey { height: calc(100svh - 60px); }
}

/* Put persistent navigation and scene controls in the left rail. */
main { padding-top: 0; }
.journey-sticky { top: 0; height: 100svh; }
.mobile-menu-toggle, .mobile-brand { display: none; }
.topbar {
  top: 0;
  right: auto;
  bottom: 0;
  left: 0;
  z-index: 35;
  display: flex;
  flex-direction: column;
  width: 82px;
  height: 100svh;
  gap: 0;
  padding: 16px 0;
  overflow-y: auto;
  background: #fff;
  border-right: 1px solid rgba(17, 45, 61, .12);
}
.topbar-brand {
  margin: 0 auto 12px;
  font-size: 16px;
  writing-mode: vertical-rl;
}
.section-rail {
  position: static;
  display: flex;
  flex: 1;
  width: 100%;
  min-height: 245px;
  background: transparent;
  border: 0;
}
.section-rail a { min-height: 75px; padding: 8px 0; font-size: 13px; }
.section-rail a:not(:last-child)::after { height: 18px; }
.time-switch { flex-direction: column; margin: 12px auto 8px; }
.time-switch button { min-width: 32px; }
.skip-motion {
  display: block;
  min-height: 77px;
  margin: 0 auto;
  padding: 7px 5px;
  font-size: 10px;
  writing-mode: vertical-rl;
}
@media (max-height: 820px) and (min-width: 801px) {
  .topbar { padding-top: 8px; padding-bottom: 8px; }
  .topbar-brand { margin-bottom: 5px; font-size: 14px; }
  .section-rail { min-height: 0; }
  .section-rail a { min-height: 0; padding: 3px 0; font-size: 12px; letter-spacing: 0; }
  .section-rail a:not(:last-child)::after { height: 10px; }
  .time-switch { margin: 5px auto; }
  .skip-motion { min-height: 62px; padding: 3px; font-size: 9px; }
}
@media (prefers-reduced-motion: reduce) {
  .journey { height: 100svh; }
}
@media (max-width: 800px) {
  .mobile-menu-toggle {
    position: fixed;
    z-index: 40;
    top: 14px;
    left: 14px;
    display: block;
    width: 66px;
    height: 66px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: #102c43;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 3px 12px #071a3740;
  }
  .mobile-brand {
    position: fixed;
    z-index: 34;
    top: 34px;
    left: 94px;
    display: block;
    color: #102c43;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    text-shadow: 0 1px 5px #ffffffd9;
  }
  body[data-time="night"] .mobile-brand { color: #fff; text-shadow: 0 1px 6px #041b46; }
  body.menu-open::after { content: ""; position: fixed; z-index: 33; inset: 0; background: #06183280; }
  body.menu-open .mobile-brand { opacity: 0; }
  .topbar {
    width: min(270px, 78vw);
    padding: 92px 18px 24px;
    transform: translateX(-100%);
    transition: transform .3s ease;
  }
  body.menu-open .topbar { transform: translateX(0); }
  .topbar-brand { margin: 0 0 24px; font-size: 21px; writing-mode: horizontal-tb; }
  .section-rail { flex-direction: column; min-height: 0; }
  .section-rail a { flex: none; justify-content: flex-start; min-height: 55px; padding: 16px 8px; font-size: 16px; writing-mode: horizontal-tb; }
  .section-rail a:not(:last-child)::after { right: 8px; bottom: 0; left: 8px; width: auto; height: 1px; }
  .time-switch { flex-direction: row; margin: 20px 0 14px; align-self: flex-start; }
  .skip-motion { min-height: 0; margin: 0; padding: 10px 14px; align-self: flex-start; font-size: 12px; writing-mode: horizontal-tb; }
  .journey-sticky { top: 0; height: 100svh; }
}
@media (max-width: 600px) and (prefers-reduced-motion: reduce) {
  .journey { height: 100svh; }
}
@media (prefers-reduced-motion: reduce) {
  .topbar { transition: none; }
}

/* The approach opens with one clear idea, then gives each process step its own space. */
.message-section {
  display: grid;
  grid-template-columns: minmax(0, .96fr) minmax(0, 1.04fr);
  gap: 0;
  min-height: clamp(530px, 62svh, 590px);
  height: auto;
  padding: 0 0 0 80px;
  overflow: hidden;
  border-top: 0;
  background: #f8fbfd;
  color: #102b4f;
  font-family: var(--font-standard);
}
.message-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: auto;
  height: auto;
  min-width: 0;
  padding: 45px clamp(45px, 5vw, 90px) 45px clamp(46px, 5vw, 96px);
  border-right: 1px solid #dbeaf0;
  background: transparent;
}
.message-heading .eyebrow {
  margin: 0 0 24px;
  color: #28759d;
  font-family: var(--font-standard);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .2em;
}
.message-heading h2 {
  margin: 0;
  font-size: clamp(50px, 4.25vw, 78px);
  font-weight: 500;
  line-height: 1.31;
  letter-spacing: .025em;
  white-space: nowrap;
}
.message-body { margin-top: 24px; padding: 0; border: 0; }
.message-body .approach-intro {
  max-width: 30em;
  margin: 0;
  color: #35516b;
  font-size: clamp(16px, 1.08vw, 18px);
  font-weight: 400;
  line-height: 1.85;
  letter-spacing: .025em;
}
.message-body .approach-view-steps {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  min-width: 205px;
  margin-top: 28px;
  padding: 13px 0;
  border: 0;
  border-bottom: 1px solid #7da5bd;
  color: #0d4776;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: gap .25s ease, border-color .25s ease;
}
.message-body .approach-view-steps:hover { gap: 40px; border-color: #0d4776; }
.message-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: auto;
  height: 100%;
  min-height: 0;
  padding: 35px clamp(40px, 5vw, 82px);
  background: #edf5f8;
}
.approach-flow {
  width: min(100%, 610px);
  margin: 0;
  padding: 0;
  border-top: 2px solid #477c99;
  border-bottom: 2px solid #477c99;
  list-style: none;
}
.approach-flow li {
  position: relative;
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  min-height: 133px;
  padding: 20px 12px;
  border-bottom: 1px solid #b8d0dc;
}
.approach-flow li:last-child { border-bottom: 0; }
.approach-flow li:nth-child(2) { background: linear-gradient(90deg, #dfedf3, #edf5f8 82%); }
.approach-flow li:not(:last-child)::after {
  content: "";
  position: absolute;
  z-index: 1;
  bottom: -7px;
  left: 39px;
  width: 11px;
  height: 11px;
  border-right: 3px solid #3b8aa7;
  border-bottom: 3px solid #3b8aa7;
  background: #edf5f8;
  transform: rotate(45deg);
}
.approach-flow-number { align-self: start; color: #3b88a7; font-size: 35px; font-weight: 400; line-height: 1.25; }
.approach-flow h3 { margin: 0 0 9px; color: #103653; font-size: clamp(24px, 1.8vw, 30px); font-weight: 600; line-height: 1.35; letter-spacing: .015em; }
.approach-flow p { margin: 0; color: #46677d; font-size: clamp(13px, .95vw, 15px); line-height: 1.7; letter-spacing: .015em; }
.approach-flow p span { padding-inline: 4px; color: #7ca5b8; }
.approach-process {
  margin-left: 80px;
  padding: clamp(80px, 6vw, 110px) clamp(52px, 8vw, 150px) clamp(60px, 5vw, 90px);
  background: #f6fafc;
  color: #102b4f;
  font-family: var(--font-standard);
  scroll-margin-top: 40px;
}
.approach-process-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, .65fr);
  gap: 44px;
  align-items: end;
  margin-bottom: 45px;
}
.approach-process-heading .eyebrow { margin: 0 0 22px; color: #28759d; font-size: 12px; font-weight: 600; letter-spacing: .19em; }
.approach-process-heading .eyebrow span { margin-left: 14px; color: #7291a6; }
.approach-process-heading h2 { margin: 0; font-size: clamp(42px, 3.5vw, 64px); font-weight: 500; line-height: 1.3; letter-spacing: .01em; }
.approach-mobile-break { display: none; }
.approach-process-heading > p { max-width: 30em; margin: 0 0 8px; color: #425f77; font-size: clamp(16px, 1.1vw, 18px); line-height: 1.95; }
.approach-steps { display: block; margin: 0; padding: 0; list-style: none; }
.approach-steps li,
.approach-steps li:first-child {
  display: grid;
  grid-template-columns: minmax(0, 1fr) clamp(300px, 25vw, 390px);
  align-items: center;
  gap: clamp(32px, 5vw, 85px);
  min-width: 0;
  min-height: 0;
  padding: 25px 0;
  border: 0;
  border-top: 1px solid #b9d0dd;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.approach-steps li:last-child { border-bottom: 1px solid #b9d0dd; }
.approach-steps li:nth-child(even) { grid-template-columns: clamp(300px, 25vw, 390px) minmax(0, 1fr); }
.approach-steps li:nth-child(odd) .approach-step-content { grid-column: 1; grid-row: 1; }
.approach-steps li:nth-child(odd) .approach-diagram { grid-column: 2; grid-row: 1; }
.approach-steps li:nth-child(even) .approach-diagram { grid-column: 1; grid-row: 1; }
.approach-steps li:nth-child(even) .approach-step-content { grid-column: 2; grid-row: 1; }
.approach-diagram {
  position: relative;
  width: 100%;
  aspect-ratio: 640 / 290;
  height: auto;
  margin: 0;
  overflow: hidden;
  border: 1px solid #b0ccd9;
  border-radius: 5px;
  background: radial-gradient(ellipse at 50% 55%, #164a6c 0, #103552 40%, #0a233f 80%);
  box-shadow: 0 12px 28px #123d5820;
}
.approach-diagram img { display: block; width: 100%; height: 100%; object-fit: contain; }
.approach-step-content {
  display: grid;
  grid-template-columns: 65px minmax(0, 1fr);
  align-items: start;
  gap: 19px;
  min-width: 0;
  min-height: 0;
  padding: 0;
}
.approach-steps .approach-number { color: #3784a8; font-family: var(--font-standard); font-size: 34px; font-weight: 400; line-height: 1.2; }
.approach-step-label { display: block; margin: 3px 0 13px; color: #28779d; font-family: var(--font-standard); font-size: 12px; font-weight: 600; letter-spacing: .17em; }
.approach-steps h3 { margin: 0 0 14px; color: #102b4f; font-size: clamp(25px, 1.65vw, 30px); font-weight: 600; line-height: 1.42; letter-spacing: .01em; }
.approach-steps p { max-width: 32em; margin: 0; color: #456176; font-size: clamp(14px, 1vw, 16px); font-weight: 400; line-height: 1.85; }
.approach-process .approach-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100%, 390px);
  min-height: 56px;
  margin: 42px 0 0 auto;
  padding: 14px 22px 14px 26px;
  border-radius: 28px;
  background: #0d3c76;
  box-shadow: 0 8px 20px #133b6a16;
  color: #fff;
  font-family: var(--font-standard);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background .2s ease;
}
.approach-process .approach-cta:hover { background: #1c5b9e; }
.approach-process .approach-cta span { font-family: var(--font-standard); font-size: 20px; font-weight: 400; }
@media (max-width: 1100px) {
  .message-section { display: grid; grid-template-columns: 1fr; min-height: 0; height: auto; padding: 0; overflow: visible; }
  .message-copy { width: auto; height: auto; padding: 78px clamp(28px, 7vw, 74px) 42px; border-right: 0; }
  .message-heading h2 { font-size: clamp(48px, 6vw, 70px); }
  .message-body .approach-intro { max-width: 36em; font-size: 16px; }
  .message-visual { width: 100%; height: auto; min-height: 0; padding: 24px clamp(28px, 7vw, 74px) 52px; }
  .approach-process { margin-left: 0; padding-inline: clamp(28px, 7vw, 74px); }
}
@media (max-width: 850px) {
  .approach-process-heading { grid-template-columns: 1fr; gap: 20px; margin-bottom: 35px; }
  .approach-process-heading > p { font-size: 15px; }
  .approach-steps li,
  .approach-steps li:first-child,
  .approach-steps li:nth-child(even) { grid-template-columns: minmax(0, 1fr); gap: 18px; padding: 27px 0; }
  .approach-steps li:nth-child(n) .approach-step-content { grid-column: 1; grid-row: 1; }
  .approach-steps li:nth-child(n) .approach-diagram { grid-column: 1; grid-row: 2; width: min(100%, 390px); justify-self: end; }
  .approach-steps li:nth-child(even) .approach-diagram { justify-self: start; }
}
@media (max-width: 600px) {
  .message-copy { padding: 70px 23px 30px; }
  .message-heading .eyebrow { margin-bottom: 20px; }
  .message-heading h2 { font-size: clamp(42px, 10vw, 54px); line-height: 1.28; }
  .message-body { margin-top: 25px; }
  .message-body .approach-intro { font-size: 15px; line-height: 1.88; }
  .message-body .approach-view-steps { margin-top: 27px; }
  .message-visual { height: auto; padding: 15px 23px 43px; }
  .approach-flow li { grid-template-columns: 39px minmax(0, 1fr); gap: 12px; min-height: 104px; padding: 17px 5px; }
  .approach-flow-number { font-size: 26px; }
  .approach-flow h3 { font-size: clamp(21px, 6vw, 25px); }
  .approach-flow p { font-size: 12px; line-height: 1.6; }
  .approach-flow li:not(:last-child)::after { left: 16px; }
  .approach-process { padding: 79px 23px 70px; }
  .approach-process-heading .eyebrow { margin-bottom: 17px; }
  .approach-process-heading h2 { font-size: clamp(39px, 9vw, 51px); }
  .approach-mobile-break { display: block; }
  .approach-process-heading > p br { display: none; }
  .approach-diagram { height: auto; }
  .approach-step-content { grid-template-columns: 43px minmax(0, 1fr); gap: 14px; min-height: 0; padding: 0; }
  .approach-steps .approach-number { font-size: 27px; }
  .approach-step-label { margin-bottom: 7px; font-size: 10px; }
  .approach-steps h3 { margin-bottom: 10px; font-size: 22px; }
  .approach-steps p { font-size: 14px; line-height: 1.75; }
  .approach-process .approach-cta { width: 100%; margin-top: 30px; font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .message-body .approach-view-steps,
  .approach-process .approach-cta { transition: none; }
}

/* Portrait story composition based on the supplied mobile reference. */
@media (max-width: 800px) {
  .mobile-menu-toggle { left: auto; right: 15px; }
  .mobile-brand { top: 29px; left: 20px; right: 90px; font-size: 19px; font-weight: 700; }
  body.after-approach .mobile-brand {
    top: 19px;
    left: 10px;
    right: auto;
    padding: 8px 10px;
    border: 1px solid #dce9ef;
    border-radius: 8px;
    background: #f8fcfff2;
    color: #102c43;
    text-shadow: none;
    box-shadow: 0 2px 12px #102c4314;
    backdrop-filter: blur(10px);
  }
  .topbar { right: 0; left: auto; transform: translateX(100%); border-right: 0; border-left: 1px solid #102c4322; }
  body.menu-open .topbar { transform: translateX(0); }
}
@media (max-width: 600px) {
  .mobile-menu-toggle::before {
    content: "";
    display: block;
    width: 24px;
    height: 18px;
    margin: 0 auto 3px;
    background: linear-gradient(currentColor, currentColor) center top / 24px 2px no-repeat,
      linear-gradient(currentColor, currentColor) center center / 24px 2px no-repeat,
      linear-gradient(currentColor, currentColor) center bottom / 24px 2px no-repeat;
  }
  body.menu-open .mobile-menu-toggle::before { content: "×"; height: 23px; background: none; font-size: 28px; line-height: 19px; }
  .story-stack { background: #f8fbff; }
  .story-stack::before {
    inset: 0;
    background: url("assets/mock/story-office-mobile-day.jpg") center / cover no-repeat;
    filter: none;
  }
  body[data-time="night"] .story-stack::before { background-image: url("assets/mock/story-office-mobile-day.jpg"); }
  .story-stack::after {
    z-index: 1;
    background: url("assets/mock/story-office-mobile-night.jpg") center / cover no-repeat;
    opacity: 0;
    transition: opacity 1.2s ease;
  }
  body[data-time="night"] .story-stack::after { background: url("assets/mock/story-office-mobile-night.jpg") center / cover no-repeat; opacity: 1; }
  .story-office-photo { display: none; }
  .story-counter {
    top: 73px;
    right: auto;
    left: 50%;
    display: block;
    width: 150px;
    transform: translateX(-50%);
    color: #71849a;
    font-size: 13px;
    letter-spacing: .08em;
    text-align: center;
  }
  .story-counter span:first-child { display: none; }
  .story-current { font-size: 14px; }
  .story-counter::before { content: ""; display: block; position: absolute; top: 29px; left: 30px; width: 90px; height: 2px; background: #cdd6df; }
  .story-counter::after { content: ""; display: block; position: absolute; top: 29px; left: calc(30px + var(--story-index, 0) * 18px); width: 18px; height: 2px; background: #1684e7; }
  body[data-time="night"] .story-counter { color: #e8f2fc; }
  body[data-time="night"] .story-counter::before { background: #7f9ab5; }
  .story-viewport { top: 120px; bottom: 120px; overflow: hidden; }
  .story-lines { width: calc(100% - 42px); height: min(calc(100svh - 210px), 600px); }
  .story-line { color: #627893; opacity: 1; font-size: 14px; line-height: 1.5; letter-spacing: .07em; }
  .story-line.active .story-line-main,
  .story-line.active .story-line-support { font-size: clamp(27px, 8vw, 32px); line-height: 1.42; font-weight: 400; letter-spacing: .04em; }
  .story-line:not(:last-child)::after { top: calc(100% + 15px); height: 22px; background: #9aaec0; opacity: .6; }
  .story-dots { display: none; }
}
@media (max-width: 600px) and (max-height: 650px) {
  .story-viewport { top: 110px; bottom: 40px; }
  .story-lines { top: 50%; height: calc(100svh - 140px); }
  .story-line { font-size: clamp(11px, 3.2vw, 13px); line-height: 1.35; }
  .story-line.active .story-line-main,
  .story-line.active .story-line-support { font-size: clamp(23px, 7vw, 28px); line-height: 1.32; }
  .story-line:not(:last-child)::after { top: calc(100% + 10px); height: 14px; }
}
@media (max-width: 600px) and (prefers-reduced-motion: reduce) {
  .story-stack { display: none; }
  .mobile-menu-toggle::before { animation: none; }
}

/* Philosophy: a quiet five-gate architectural journey. */
.philosophy {
  position: relative;
  height: 370svh;
  min-height: 2800px;
  background: #e8f3fb;
  color: #102b4f;
  font-family: var(--font-standard);
  scroll-margin-top: 0;
}
.philosophy-stage {
  position: sticky;
  top: 0;
  height: 100svh;
  min-height: 650px;
  overflow: hidden;
  isolation: isolate;
}
.philosophy-stage::before {
  position: absolute;
  z-index: 1;
  inset: 0;
  background: linear-gradient(104deg, transparent 18%, #ffffff00 35%, #dff5ff5e 48%, #ffffff6b 51%, transparent 65%);
  content: "";
  pointer-events: none;
  transform: translateX(-110%);
  animation: philosophy-ambient-sweep 15s linear infinite;
}
@keyframes philosophy-ambient-sweep { from { transform: translateX(-110%); } to { transform: translateX(110%); } }
.philosophy-stage::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(90deg, #f3f9fda8 0%, #f3f9fd44 27%, transparent 47%);
  content: "";
  pointer-events: none;
}
.philosophy-art { position: absolute; z-index: -2; inset: 0; display: block; }
.philosophy-art img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center; transform: translate3d(var(--philosophy-art-x, 0px), var(--philosophy-art-y, 0px), 0) scale(1.012); transition: transform 1.35s cubic-bezier(.22,.7,.2,1); }
.philosophy-gate-effects { position: absolute; z-index: 2; inset: 0; pointer-events: none; }
.philosophy-doorway { position: absolute; z-index: 3; display: block; overflow: hidden; perspective: 900px; transform-style: preserve-3d; }
.philosophy-open-view { position: absolute; inset: 0; display: block; opacity: 0; clip-path: inset(1px 2px); background-image: url("assets/philosophy/five-gates-with-motifs.webp"); background-repeat: no-repeat; transition: opacity .16s ease; }
.philosophy-doorway.is-open .philosophy-open-view { opacity: 1; }
.philosophy-door-panel { position: absolute; top: 0; bottom: 0; display: block; width: 50%; backface-visibility: hidden; background-image: url("assets/philosophy/five-gates-closed.webp"); background-repeat: no-repeat; filter: drop-shadow(0 2px 3px #54789542); transition: transform 1.18s cubic-bezier(.18,.68,.18,1), filter 1.18s ease; will-change: transform; }
.philosophy-door-panel-left { left: 0; transform-origin: left center; }
.philosophy-door-panel-right { right: 0; transform-origin: right center; }
.philosophy-doorway.is-open .philosophy-door-panel-left { transform: rotateY(-86deg); }
.philosophy-doorway.is-open .philosophy-door-panel-right { transform: rotateY(86deg); }
.philosophy-doorway.is-open .philosophy-door-panel { filter: drop-shadow(1px 5px 7px #315b8166); }
.philosophy-door-glow { position: absolute; opacity: 0; border-radius: 4px; background: linear-gradient(180deg, #f4fcff36 0%, #9fdfff9e 49%, #dff6ff4f 100%); box-shadow: 0 0 26px 8px #8fd8ff48; filter: blur(2px); mix-blend-mode: screen; }
.philosophy-travel-glow { position: absolute; width: clamp(170px, 15vw, 250px); aspect-ratio: 1; opacity: 0; border-radius: 50%; background: radial-gradient(circle, #a8e2ff90 0%, #c8edff56 23%, transparent 72%); filter: blur(7px); mix-blend-mode: screen; transform: translate(-50%, -50%); }
.philosophy-intro {
  position: absolute;
  z-index: 3;
  top: clamp(55px, 7svh, 85px);
  left: clamp(135px, 9.4vw, 185px);
  width: min(31vw, 440px);
}
.philosophy-label {
  display: flex;
  align-items: center;
  gap: 13px;
  margin: 0 0 36px;
  color: #45637f;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .18em;
  white-space: nowrap;
}
.philosophy-label::before { width: 27px; height: 1px; background: #6a8aa6; content: ""; }
.philosophy-label span { font-size: 12px; letter-spacing: 0; }
.philosophy-lead {
  margin: 0;
  color: #314d69;
  font-size: clamp(13px, .96vw, 16px);
  font-weight: 500;
  letter-spacing: .02em;
  line-height: 1.95;
}
.philosophy-list { position: absolute; z-index: 5; inset: 0; margin: 0; padding: 0; list-style: none; pointer-events: none; }
.philosophy-step { position: absolute; width: 260px; pointer-events: auto; }
.philosophy-step:nth-child(1) { left: 8%; top: 37%; }
.philosophy-step:nth-child(2) { left: 27%; top: 28%; }
.philosophy-step:nth-child(3) { left: 46%; top: 22%; }
.philosophy-step:nth-child(4) { left: 63%; top: 15%; }
.philosophy-step:nth-child(5) { left: 81%; top: 6px; }
.philosophy-step-trigger {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
  min-height: 0;
  padding: 0 0 0 10px;
  border: 0;
  border-left: 2px solid #6785a8;
  background: transparent;
  color: #183b5b;
  text-align: left;
  cursor: pointer;
  opacity: 0;
  transition: color .4s, border-color .4s;
}
.philosophy-step.is-revealed .philosophy-step-trigger { animation: philosophy-copy-arrive .72s both; }
.philosophy-step.is-reveal-immediate .philosophy-step-trigger { animation: none; opacity: 1; }
@keyframes philosophy-copy-arrive {
  0% { opacity: 0; transform: translateY(27px) scale(.82); filter: drop-shadow(0 0 0 #b9e6ff00); }
  62% { opacity: 1; transform: translateY(-2px) scale(1.035); filter: drop-shadow(0 0 10px #b9e6ffb0); }
  100% { opacity: 1; transform: translateY(0) scale(1); filter: drop-shadow(0 0 0 #b9e6ff00); }
}
.philosophy-step-trigger:hover,
.philosophy-step.is-active .philosophy-step-trigger { border-color: #1868aa; color: #092b4c; }
.philosophy-step-number { color: #647e99; font-size: 11px; letter-spacing: .08em; }
.philosophy-initial { display: none; margin: 2px 0 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(36px, 2.45vw, 43px); line-height: .95; }
.philosophy-term { display: flex; flex-direction: column; gap: 2px; margin-top: 2px; }
.philosophy-term strong { font-family: Georgia, "Times New Roman", serif; font-size: 25px; font-weight: 400; line-height: 1.1; }
.philosophy-term small { display: block; margin-top: 3px; font-size: 14px; font-weight: 700; line-height: 1.45; }
.philosophy-detail { display: block; max-width: 260px; margin-top: 9px; font-size: 13.5px; font-weight: 600; line-height: 1.55; text-wrap: balance; }
.philosophy-detail-break { display: none; }
.philosophy.is-entered .philosophy-step.is-active .philosophy-step-trigger { border-color: #3274a0; }
.philosophy.is-motion-ready .philosophy-step { opacity: 0; transform: translateY(21px); transition: opacity .7s ease, transform .8s cubic-bezier(.22,.7,.2,1); }
.philosophy.is-motion-ready.is-entered .philosophy-step { opacity: 1; transform: translateY(0); transition-delay: calc(var(--step) * 160ms); }
.philosophy-conclusion {
  position: absolute;
  z-index: 3;
  right: clamp(55px, 7vw, 118px);
  bottom: clamp(61px, 9svh, 95px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  color: #15395d;
}
.philosophy-conclusion > span { font-size: 11px; font-weight: 700; letter-spacing: .17em; }
.philosophy-conclusion strong { margin-top: 3px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(27px, 2.3vw, 36px); font-weight: 400; line-height: 1.1; }
.philosophy-conclusion p { margin: 15px 0 0; font-size: 14px; font-weight: 700; line-height: 1.7; }
.philosophy-controls { position: absolute; z-index: 6; right: clamp(430px, 38vw, 610px); bottom: clamp(49px, 7svh, 85px); display: flex; align-items: center; gap: 13px; color: #385a78; }
.philosophy-progress { display: inline-flex; align-items: center; gap: 12px; margin-right: 17px; font-size: 11px; font-weight: 700; letter-spacing: .08em; }
.philosophy-progress i { width: 37px; height: 1px; background: #90a9c0; }
.philosophy-controls button { width: 44px; height: 44px; border: 1px solid #95aec4; border-radius: 50%; background: #f5faff8c; color: #274b6d; font-size: 19px; cursor: pointer; transition: background .2s, border-color .2s; }
.philosophy-controls button:hover:not(:disabled) { border-color: #246d9b; background: #e6f5ff; }
.philosophy-controls button:disabled { opacity: .32; cursor: default; }
@media (max-width: 1199px), (max-aspect-ratio: 3/2), (max-height: 799px) {
  .philosophy { height: auto; min-height: 0; }
  .philosophy-stage { position: relative; display: flex; flex-direction: column; height: auto; min-height: 0; padding: 88px clamp(24px, 6vw, 72px) 95px; overflow: hidden; }
  .philosophy-stage::before { display: none; }
  .philosophy-stage::after { display: none; }
  .philosophy-intro { position: relative; top: auto; left: auto; width: auto; order: 0; }
  .philosophy-label { margin-bottom: 30px; }
  .philosophy-lead { font-size: 15px; }
  .philosophy-art { position: relative; z-index: 0; flex: none; order: 1; inset: auto; width: calc(100% + clamp(48px, 12vw, 144px)); margin: 32px calc(-1 * clamp(24px, 6vw, 72px)) 0; aspect-ratio: 3 / 2; overflow: hidden; }
  .philosophy-art img { object-fit: contain; object-position: center; }
  .philosophy-art img { transform: none; transition: none; }
  .philosophy-gate-effects { display: none; }
  .philosophy-list { position: relative; inset: auto; display: grid; order: 2; margin-top: 27px; pointer-events: auto; }
  .philosophy-step, .philosophy-step:nth-child(n) { position: relative; top: auto; left: auto; width: auto; min-width: 0; border-bottom: 1px solid #c8d9e7; }
  .philosophy-step:first-child { border-top: 1px solid #c8d9e7; }
  .philosophy-step-trigger { display: grid; grid-template-columns: 26px 56px minmax(0,1fr); gap: 0 12px; align-items: start; min-height: 105px; padding: 18px 0; border-left: 0; }
  .philosophy-step-trigger, .philosophy-step.is-revealed .philosophy-step-trigger { opacity: 1; transform: none; filter: none; animation: none; }
  .philosophy-step-trigger:hover, .philosophy-step.is-active .philosophy-step-trigger { border-left: 0; }
  .philosophy-step-number { grid-column: 1; grid-row: 1 / span 2; padding-top: 5px; }
  .philosophy-initial { display: block; grid-column: 2; grid-row: 1 / span 2; margin: 0; font-size: 45px; }
  .philosophy-term { grid-column: 3; margin-top: 0; }
  .philosophy-term strong { font-size: 25px; }
  .philosophy-term small { display: block; font-size: 12px; }
  .philosophy-detail { display: block; grid-column: 3; max-width: none; margin-top: 7px; font-size: 13px; }
  .philosophy.is-entered .philosophy-step.is-active .philosophy-step-trigger { opacity: 1; }
  .philosophy.is-motion-ready .philosophy-step,
  .philosophy.is-motion-ready.is-entered .philosophy-step { opacity: 1; transform: none; transition: none; }
  .philosophy-step.is-active::after { position: absolute; top: 0; left: 0; width: 44px; height: 2px; background: #5f88ab; content: ""; }
  .philosophy-controls { display: none; }
  .philosophy-conclusion { position: relative; top: auto; right: auto; bottom: auto; left: auto; order: 3; width: 100%; margin-top: 28px; padding-top: 27px; border-top: 2px solid #6d92b2; }
  .philosophy-conclusion strong { font-size: 32px; }
  .philosophy-conclusion p { font-size: 16px; }
}
@media (min-width: 1200px) and (max-height: 799px), (min-width: 1200px) and (max-aspect-ratio: 3/2) {
  .philosophy-stage { padding-left: max(110px, 8.5vw); }
}
@media (max-width: 600px) {
  .philosophy-stage { padding: 91px 24px 82px; }
  body.in-philosophy .mobile-brand { top: 15px; left: 10px; right: auto; padding: 8px 10px; border: 1px solid #dce9ef; border-radius: 8px; background: #f8fcfff2; color: #102c43; font-size: 14px; text-shadow: none; box-shadow: 0 2px 12px #102c4314; backdrop-filter: blur(10px); }
  .philosophy-label { gap: 10px; margin-bottom: 24px; font-size: 10px; }
  .philosophy-label::before { width: 21px; }
  .philosophy-lead { font-size: 14px; line-height: 1.88; }
  .philosophy-lead br:nth-of-type(2) { display: none; }
  .philosophy-art { width: calc(100% + 48px); margin: 24px -24px 0; }
  .philosophy-list { margin-top: 17px; }
  .philosophy-step-trigger { grid-template-columns: 22px 47px minmax(0,1fr); gap: 0 9px; padding: 17px 0; }
  .philosophy-initial { font-size: 41px; }
  .philosophy-term strong { font-size: 23px; }
  .philosophy-detail { font-size: 12px; line-height: 1.7; }
  .philosophy-conclusion strong { font-size: 30px; }
  .philosophy-conclusion p { font-size: 15px; }
}
@media (prefers-reduced-motion: reduce) {
  .philosophy { height: auto; min-height: 0; }
  .philosophy-stage { position: relative; }
  .philosophy-step { opacity: 1 !important; transform: none !important; transition: none !important; }
  .philosophy-step-trigger, .philosophy-step.is-revealed .philosophy-step-trigger { opacity: 1; transform: none; filter: none; animation: none; }
  .philosophy-stage::before { animation: none; display: none; }
  .philosophy-gate-effects { display: none; }
  .philosophy-art img { transform: none; transition: none; }
}

/* OUR APPROACH: the large sky arc moves with page scroll; the oval cards cycle independently. */
.message-section {
  position: relative;
  display: block;
  min-height: 100svh;
  height: auto;
  margin: 0;
  padding: 45px 0 20px 80px;
  overflow: hidden;
  isolation: isolate;
  border: 0;
  background: #b8e1f1;
  color: #102b4f;
  font-family: var(--font-standard);
  scroll-margin-top: 0;
}
.approach-sky { position: absolute; inset: 0; z-index: -1; overflow: hidden; background: linear-gradient(135deg,#d8eef7 0%,#9bd1e9 52%,#bde6f3 100%); pointer-events: none; }
.approach-sky-disc {
  position: absolute;
  top: -485px;
  left: 49%;
  width: max(118vw, 1630px);
  aspect-ratio: 1;
  border: 108px solid #72b8da36;
  border-radius: 50%;
  background: radial-gradient(ellipse at 49% 38%, #ddf4fa 0%, #acdef0 37%, #78c3e4 73%, #62add2 100%);
  box-shadow: 0 45px 110px #2f7eaf20, inset 0 60px 130px #e5f8ff96, inset 0 -70px 140px #12619518;
  transform: translate3d(calc(-50% + var(--approach-drift-x, 0px)), var(--approach-drift-y, 0px), 0) rotate(var(--approach-drift-rotate, 0deg));
  will-change: transform;
}
.approach-sky-arc {
  position: absolute;
  top: -980px;
  right: -490px;
  width: 1500px;
  height: 1500px;
  border: 150px solid #4d9dcc18;
  border-radius: 50%;
  box-shadow: inset 0 42px 90px #ffffff4d, 0 45px 110px #2c82b71a;
  transform: translate3d(var(--approach-arc-x, 0px), var(--approach-arc-y, 0px), 0);
  will-change: transform;
}
.approach-sky-light { position: absolute; right: -150px; bottom: -270px; width: 700px; height: 640px; border-radius: 50%; background: radial-gradient(circle,#e5faffba 0%,#d5f0fa58 40%,transparent 73%); }
.message-section .message-heading { position: relative; z-index: 1; width: min(calc(100% - 64px), 1020px); margin: 0 auto; text-align: center; transform: translateX(-40px); }
.message-section .message-heading .eyebrow { margin: 0 0 14px; color: #0f5f8b; font-size: 12px; font-weight: 700; letter-spacing: .19em; }
.message-section .message-heading .eyebrow span { color: #3c88ab; font-weight: 500; }
.message-section .message-heading h2 { width: 100%; max-width: none; margin: 0; color: #102b4f; font-size: clamp(43px, 3.6vw, 60px); font-weight: 600; line-height: 1.24; letter-spacing: .02em; white-space: normal; }
.message-section .approach-intro { margin: 13px auto 0; color: #244c68; font-size: clamp(15px, 1.05vw, 18px); font-weight: 500; line-height: 1.7; }
.approach-carousel { position: relative; z-index: 1; width: calc(100% + 80px); height: 508px; margin: 20px 0 0 -80px; overflow: hidden; }
.approach-carousel-track { position: relative; width: 100%; height: 100%; margin: 0; padding: 0; list-style: none; --approach-step-distance: clamp(315px, 27vw, 410px); }
.approach-card {
  position: absolute;
  top: 0;
  left: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: clamp(290px, 23vw, 360px);
  height: 490px;
  padding: 62px 30px 30px;
  border: 1px solid #ffffffd9;
  border-radius: 50% / 40%;
  background: linear-gradient(164deg,#fff 0%,#fff 63%,#f8fcff 100%);
  box-shadow: 0 23px 55px #1155842e, inset 0 0 0 5px #ffffffb3;
  color: #143752;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transform: translate3d(-50%, 12px, 0) scale(.8);
  transition: transform .85s cubic-bezier(.22,1,.36,1), opacity .55s ease, box-shadow .55s ease;
}
.approach-card[data-position="center"] { z-index: 4; opacity: 1; pointer-events: auto; transform: translate3d(-50%, 0, 0) scale(1); box-shadow: 0 30px 70px #0e507f3d, inset 0 0 0 5px #ffffffb3; }
.approach-card[data-position="prev"] { z-index: 2; opacity: .77; transform: translate3d(calc(-50% - var(--approach-step-distance)), 16px, 0) scale(.91); }
.approach-card[data-position="next"] { z-index: 2; opacity: .77; transform: translate3d(calc(-50% + var(--approach-step-distance)), 16px, 0) scale(.91); }
.approach-card[data-position="far"] { z-index: 1; opacity: 0; transform: translate3d(calc(-50% + var(--approach-step-distance) * 2), 28px, 0) scale(.82); transition: none; }
.approach-card-top { display: flex; justify-content: center; align-items: center; gap: 12px; width: auto; color: #4c8caf; font-size: 10px; font-weight: 700; letter-spacing: .18em; }
.approach-card-top span { letter-spacing: .06em; }
.approach-card-art { display: block; flex: 0 0 auto; width: 145px; height: 132px; margin: 31px auto 10px; color: #174967; filter: drop-shadow(0 7px 8px #41a8d51c); }
.approach-card-count { display: block; color: #63aad0; font-size: 55px; font-weight: 400; line-height: 1.08; letter-spacing: -.04em; }
.approach-card h3 { margin: 15px 0 9px; color: #163a53; font-size: clamp(23px, 1.5vw, 27px); font-weight: 700; line-height: 1.34; letter-spacing: .025em; }
.approach-card p { max-width: 20em; margin: 0; color: #46677e; font-size: 13px; font-weight: 500; line-height: 1.6; }
.approach-carousel-footer { position: relative; z-index: 2; display: flex; align-items: center; justify-content: center; gap: 18px; width: min(100% - 88px, 1110px); min-height: 50px; margin: 4px auto 0; transform: translateX(-40px); }
.approach-carousel-dots { display: flex; align-items: center; justify-content: center; gap: 8px; }
.approach-carousel-dots button { display: block; width: 12px; height: 12px; padding: 0; border: 0; border-radius: 50%; background: #ffffffdd; box-shadow: 0 1px 5px #1b719738; cursor: pointer; transition: background .25s ease, transform .25s ease; }
.approach-carousel-dots button[aria-pressed="true"] { background: #174c6d; transform: scale(1.2); }
.message-section .approach-view-steps { position: absolute; right: 0; display: inline-flex; align-items: center; gap: 23px; padding: 11px 0; border-bottom: 1px solid #245a7e; color: #123c5d; font-size: 14px; font-weight: 700; text-decoration: none; }
.message-section .approach-view-steps:hover { color: #075f92; border-color: #075f92; }
.message-section :is(button,a):focus-visible { outline: 3px solid #124b76; outline-offset: 4px; }
@media (max-width: 1100px) {
  .message-section { display: block; min-height: 100svh; padding: 58px 0 28px; overflow: hidden; }
  .message-section .message-heading { width: min(calc(100% - 48px), 750px); transform: none; }
  .approach-carousel { width: 100%; margin-left: 0; }
  .approach-carousel-footer { transform: none; }
  .approach-sky-disc { top: -320px; width: 1350px; }
  .approach-sky-arc { right: -570px; }
}
@media (max-width: 600px) {
  .message-section { min-height: 0; padding: 80px 0 29px; scroll-margin-top: 0; }
  .message-section .message-heading { width: calc(100% - 42px); }
  .message-section .message-heading .eyebrow { margin-bottom: 11px; font-size: 10px; }
  .message-section .message-heading h2 { font-size: clamp(32px, 8.5vw, 40px); line-height: 1.36; }
  .message-section .approach-intro { margin-top: 13px; font-size: 13px; line-height: 1.7; }
  .message-section .approach-intro br { display: none; }
  .approach-sky-disc { top: -112px; width: 900px; border-width: 90px; }
  .approach-sky-arc { top: -520px; right: -770px; width: 1100px; height: 1100px; border-width: 115px; }
  .approach-carousel { height: 435px; margin-top: 20px; }
  .approach-carousel-track { --approach-step-distance: min(80vw, 316px); }
  .approach-card { width: min(78vw, 320px); height: 420px; padding: 53px 22px 20px; }
  .approach-card[data-position="prev"], .approach-card[data-position="next"] { opacity: 0; }
  .approach-card-top { gap: 10px; font-size: 8px; }
  .approach-card-art { width: 120px; height: 110px; margin: 19px auto 4px; }
  .approach-card-count { font-size: 49px; }
  .approach-card h3 { margin-top: 10px; font-size: 22px; }
  .approach-card p { max-width: 16em; font-size: 12px; }
  .approach-carousel-footer { display: flex; flex-direction: column; justify-content: center; gap: 13px; width: calc(100% - 38px); margin-top: 2px; }
  .message-section .approach-view-steps { position: static; margin-top: 7px; font-size: 12px; }
}
@media (max-width: 350px) {
  .message-section .message-heading h2 { font-size: 29px; }
  .approach-card { width: 78vw; }
  .approach-card h3 { font-size: 20px; }
  .approach-card p { font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) {
  .approach-sky-disc, .approach-sky-arc { transform: none; will-change: auto; }
  .approach-card, .approach-carousel-dots button { transition: none; }
}