:root {
  color-scheme: light;
  --ink: #0b1712;
  --ink-soft: #263d33;
  --forest: #081510;
  --forest-2: #10281f;
  --jade: #49b98c;
  --jade-dark: #1d7354;
  --mineral: #d7e5dc;
  --paper: #f6f7f3;
  --surface: #ffffff;
  --mist: #e9efea;
  --muted: #56655c;
  --brass: #c5a15f;
  --cinnabar: #a74732;
  --line: rgba(13, 42, 31, 0.15);
  --line-dark: rgba(220, 238, 228, 0.18);
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --serif: "Songti SC", "STSong", "Noto Serif CJK SC", serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shell: min(1280px, calc(100vw - 64px));
  --header-h: 84px;
  --z-sticky: 40;
  --z-menu: 60;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button, a { touch-action: manipulation; -webkit-tap-highlight-color: rgba(73, 185, 140, 0.14); }
img, svg { display: block; max-width: 100%; }
h1, h2, h3, p, blockquote { margin-top: 0; }
h1, h2, h3 { text-wrap: balance; letter-spacing: 0; }
p { text-wrap: pretty; }
section[id] { scroll-margin-top: calc(var(--header-h) + 20px); }

.shell { width: var(--shell); margin-inline: auto; }
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  color: var(--surface);
  background: var(--jade-dark);
  transform: translateY(-150%);
  transition: transform 180ms var(--ease);
}
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--jade); outline-offset: 4px; }

.reading-progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  height: 3px;
  transform-origin: left center;
  pointer-events: none;
}
.reading-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--jade);
  transform: scaleX(0);
  transform-origin: left center;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: var(--z-sticky);
  height: var(--header-h);
  color: #f4f8f5;
  border-bottom: 1px solid transparent;
  transition: background-color 240ms ease, border-color 240ms ease;
}
.site-header.is-scrolled {
  background: rgba(8, 21, 16, 0.94);
  border-color: var(--line-dark);
  backdrop-filter: blur(14px);
}
.navbar { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; min-width: 0; gap: 12px; }
.brand-mark {
  width: 46px;
  height: 52px;
  flex: 0 0 auto;
  overflow: hidden;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #fff;
}
.brand-mark img { width: 90%; height: 90%; object-fit: contain; }
.brand-name { min-width: 0; display: grid; line-height: 1.2; }
.brand-name strong { font-size: 16px; white-space: nowrap; }
.brand-name small { margin-top: 4px; color: rgba(239, 247, 242, 0.68); font-size: 11px; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { position: relative; min-height: 44px; display: inline-flex; align-items: center; color: rgba(244, 248, 245, 0.78); font-size: 14px; font-weight: 650; }
.nav-links a:not(.nav-primary)::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 6px;
  left: 0;
  height: 1px;
  background: var(--jade);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms var(--ease);
}
.nav-links a:hover, .nav-links a.is-active { color: #fff; }
.nav-links a:hover::after, .nav-links a.is-active::after { transform: scaleX(1); transform-origin: left; }
.nav-primary { padding: 0 18px; border: 1px solid rgba(255,255,255,0.32); border-radius: 8px; }
.nav-primary:hover { color: var(--forest) !important; background: #fff; border-color: #fff; }
.menu-button { display: none; width: 44px; height: 44px; border: 0; padding: 0; color: inherit; background: transparent; cursor: pointer; }
.menu-button span { display: block; width: 22px; height: 1px; margin: 6px auto; background: currentColor; transition: transform 220ms var(--ease); }
.menu-button[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-button[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  display: grid;
  align-items: end;
  color: #f5f8f6;
  background: var(--forest);
}
.hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 58% center; }
.js .hero-image { animation: hero-settle 1100ms var(--ease) both; }
.hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(3, 11, 8, 0.92) 0%, rgba(3, 11, 8, 0.70) 42%, rgba(3, 11, 8, 0.18) 78%), linear-gradient(0deg, rgba(3, 11, 8, 0.86) 0%, transparent 48%);
}
.hero-content { position: relative; z-index: 1; padding: 160px 0 230px; }
.hero-mark { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; color: rgba(237, 245, 240, 0.78); font-size: 14px; font-weight: 650; }
.hero-mark span { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid rgba(197,161,95,0.72); color: #f4d69c; font-family: var(--serif); font-size: 18px; }
.hero h1 { max-width: 680px; margin-bottom: 26px; font-family: var(--serif); font-size: clamp(4.6rem, 8vw, 6rem); line-height: 0.98; font-weight: 700; }
.hero-statement { margin-bottom: 22px; color: #dcece2; font-family: var(--serif); font-size: clamp(1.45rem, 2.4vw, 2rem); line-height: 1.45; }
.hero-copy { max-width: 610px; margin-bottom: 32px; color: rgba(236, 244, 239, 0.72); font-size: 17px; line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 16px; padding: 0 22px; border-radius: 8px; font-weight: 750; transition: transform 180ms var(--ease), background-color 180ms ease, color 180ms ease, border-color 180ms ease; }
.button:hover { transform: translateY(-2px); }
.button:active { transform: scale(0.98); }
.button-primary { color: var(--forest); background: #f7faf8; }
.button-primary:hover { background: var(--jade); }
.button-quiet { color: #fff; border: 1px solid rgba(255,255,255,0.3); }
.button-quiet:hover { border-color: rgba(255,255,255,0.68); background: rgba(255,255,255,0.08); }
.hero-ledger {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid rgba(255,255,255,0.2);
  border-right: 1px solid rgba(255,255,255,0.2);
  border-left: 1px solid rgba(255,255,255,0.2);
  background: rgba(5, 17, 12, 0.72);
  backdrop-filter: blur(12px);
}
.hero-ledger a { min-width: 0; min-height: 144px; display: grid; align-content: center; padding: 24px 30px; transition: background-color 220ms ease; }
.hero-ledger a + a { border-left: 1px solid rgba(255,255,255,0.2); }
.hero-ledger a:hover { background: rgba(73,185,140,0.12); }
.hero-ledger small { color: var(--jade); font-size: 12px; font-weight: 800; }
.hero-ledger strong { margin: 3px 0; font-family: var(--serif); font-size: 22px; }
.hero-ledger span { color: rgba(236,244,239,0.6); font-size: 13px; }

.manifesto { display: grid; grid-template-columns: 150px minmax(0, 1.35fr) minmax(280px, 0.65fr); gap: clamp(34px, 6vw, 92px); align-items: start; padding-block: clamp(100px, 12vw, 168px); }
.manifesto-index { margin: 7px 0 0; color: var(--jade-dark); font-size: 13px; font-weight: 800; }
.manifesto h2 { margin-bottom: 24px; font-family: var(--serif); font-size: clamp(2.6rem, 5vw, 4.8rem); line-height: 1.1; }
.manifesto > div p { max-width: 720px; margin: 0; color: var(--muted); font-size: 18px; line-height: 1.9; }
.manifesto blockquote { margin: 14px 0 0; padding-top: 22px; border-top: 1px solid var(--line); color: var(--ink-soft); font-family: var(--serif); font-size: 20px; line-height: 1.8; }

.studies { padding-block: clamp(88px, 10vw, 140px); color: #eef7f1; background: var(--forest); }
.studies-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: end; margin-bottom: 64px; }
.studies-heading span { color: var(--jade); font-size: 13px; font-weight: 800; }
.studies-heading h2 { margin: 4px 0 0; font-family: var(--serif); font-size: clamp(3.2rem, 6vw, 5.4rem); line-height: 1; }
.studies-heading p { max-width: 560px; margin: 0; color: rgba(235,245,239,0.65); font-size: 17px; line-height: 1.85; }
.study-feature { position: relative; display: grid; grid-template-columns: 80px minmax(260px, 0.9fr) minmax(340px, 1.3fr) minmax(240px, 0.7fr); gap: clamp(24px, 4vw, 58px); padding: 58px 0; border-top: 1px solid var(--line-dark); }
.study-feature:last-child { border-bottom: 1px solid var(--line-dark); }
.study-number { color: var(--brass); font-family: var(--serif); font-size: 34px; }
.study-title p { margin-bottom: 12px; color: rgba(237,245,240,0.58); font-size: 13px; font-weight: 700; }
.study-title h3 { margin: 0; font-family: var(--serif); font-size: clamp(2rem, 3.6vw, 3.25rem); line-height: 1.2; }
.study-body > p { margin-bottom: 22px; color: rgba(235,245,239,0.7); line-height: 1.9; }
.study-body ul { display: flex; flex-wrap: wrap; gap: 7px; margin: 0 0 28px; padding: 0; list-style: none; }
.study-body li { padding: 5px 9px; border: 1px solid var(--line-dark); color: #d5e8dc; font-size: 12px; }
.study-link { min-height: 44px; display: inline-flex; align-items: center; gap: 14px; color: var(--jade); font-weight: 800; }
.study-link:hover { color: #fff; }
.study-insight { align-self: start; padding: 22px 0; border-top: 1px solid rgba(197,161,95,0.46); border-bottom: 1px solid rgba(197,161,95,0.46); }
.study-insight small { color: var(--brass); font-size: 12px; font-weight: 800; }
.study-insight strong { display: block; margin: 12px 0 22px; color: #f4efe5; font-family: var(--serif); font-size: 22px; line-height: 1.55; }
.study-insight span { color: rgba(235,245,239,0.5); font-size: 12px; }

.method { padding-block: clamp(100px, 12vw, 168px); }
.method-intro { display: grid; grid-template-columns: 0.55fr 0.85fr 1.1fr; gap: 42px; align-items: end; margin-bottom: 64px; }
.method-intro > p { margin: 0; color: var(--jade-dark); font-weight: 800; }
.method-intro h2 { margin: 0; font-family: var(--serif); font-size: clamp(3rem, 5vw, 5rem); line-height: 1; }
.method-intro > span { color: var(--muted); line-height: 1.8; }
.method-flow { display: grid; grid-template-columns: repeat(5, 1fr); margin: 0; padding: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); list-style: none; }
.method-flow li { position: relative; min-width: 0; min-height: 230px; padding: 30px 24px; }
.method-flow li + li { border-left: 1px solid var(--line); }
.method-flow span { color: var(--cinnabar); font-size: 12px; font-weight: 800; }
.method-flow strong { display: block; margin: 14px 0 18px; font-family: var(--serif); font-size: 42px; line-height: 1; }
.method-flow p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
.method-flow li::after { content: ""; position: absolute; right: 20px; bottom: 20px; left: 20px; height: 2px; background: var(--jade); transform: scaleX(0); transform-origin: left; transition: transform 500ms var(--ease); }
.method-flow.is-active li::after { transform: scaleX(1); transition-delay: calc(var(--i, 0) * 80ms); }
.method-flow li:nth-child(1) { --i: 0; }.method-flow li:nth-child(2) { --i: 1; }.method-flow li:nth-child(3) { --i: 2; }.method-flow li:nth-child(4) { --i: 3; }.method-flow li:nth-child(5) { --i: 4; }
.method-loop { position: relative; min-height: 400px; margin-top: 80px; display: grid; place-items: center; color: #f2f7f4; background: var(--forest-2); overflow: hidden; }
.method-loop svg { position: absolute; width: min(720px, 80%); }
.method-loop path { fill: none; stroke: rgba(73,185,140,0.52); stroke-width: 1.5; stroke-dasharray: 7 9; }
.js .method-loop.is-visible path { animation: path-flow 16s linear infinite; }
.loop-core { position: relative; z-index: 2; text-align: center; }
.loop-core span { color: var(--jade); font-size: 12px; font-weight: 800; }
.loop-core strong { display: block; margin-top: 10px; font-family: var(--serif); font-size: 30px; line-height: 1.45; }
.loop-point { position: absolute; z-index: 2; min-width: 96px; padding: 7px 10px; border: 1px solid var(--line-dark); color: #dce9e1; background: var(--forest-2); text-align: center; font-size: 13px; }
.point-one { left: 13%; top: 45%; }.point-two { left: 34%; top: 15%; }.point-three { right: 28%; top: 15%; }.point-four { right: 13%; top: 55%; }

.spaces { padding-block: clamp(90px, 10vw, 140px); background: #e8eeea; }
.spaces-heading { display: flex; justify-content: space-between; gap: 48px; align-items: end; margin-bottom: 58px; }
.spaces-heading h2 { margin: 0; font-family: var(--serif); font-size: clamp(3rem, 5vw, 5rem); line-height: 1.08; }
.spaces-heading p { max-width: 520px; margin: 0; color: var(--muted); font-size: 17px; }
.space-map { display: grid; grid-template-columns: 1.4fr 0.6fr; gap: 16px; }
.space-map a { position: relative; overflow: hidden; min-width: 0; border-radius: 8px; transition: transform 220ms var(--ease); }
.space-map a:hover { transform: translateY(-4px); }
.space-map a:active { transform: scale(0.99); }
.space-primary { grid-row: span 2; min-height: 650px; display: grid; align-items: end; padding: clamp(34px, 5vw, 72px); color: #f2f6f3; background: var(--forest); }
.space-copy { position: relative; z-index: 2; max-width: 470px; }
.space-map small { color: var(--jade); font-size: 12px; font-weight: 800; }
.space-map h3 { margin: 8px 0 18px; font-family: var(--serif); font-size: clamp(3.1rem, 5vw, 5.5rem); line-height: 1; }
.space-map p { max-width: 500px; margin-bottom: 28px; line-height: 1.9; }
.space-map strong { display: inline-flex; align-items: center; gap: 14px; min-height: 44px; }
.bamboo-preview { position: absolute; top: 54px; right: 48px; display: flex; align-items: stretch; height: 330px; transform: rotate(6deg); }
.bamboo-preview i { width: 38px; border-right: 1px solid rgba(52,32,14,0.38); background: #bd8947; box-shadow: inset 7px 0 9px rgba(255,255,255,0.14); }
.bamboo-preview i:nth-child(2), .bamboo-preview i:nth-child(4) { background: #d0a05c; }
.bamboo-preview span { width: 58px; padding: 24px 14px; color: #29190c; background: #d9aa63; font-family: var(--serif); font-size: 18px; font-weight: 700; writing-mode: vertical-rl; }
.space-secondary { min-height: 317px; display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end; padding: 32px; }
.space-secondary h3 { font-size: 44px; }
.space-secondary p { max-width: 360px; margin-bottom: 20px; font-size: 14px; }
.space-go { color: var(--ink); background: #f7faf7; }
.space-go small { color: var(--jade-dark); }
.space-tools { color: #f5f8f6; background: #18342a; }
.go-mark { position: absolute; right: 24px; top: 22px; width: 118px; height: 118px; opacity: 0.5; }
.go-mark i { position: absolute; background: var(--ink); opacity: 0.32; }
.go-mark i:nth-child(1) { top: 20%; bottom: 20%; left: 32%; width: 1px; }.go-mark i:nth-child(2) { top: 20%; bottom: 20%; right: 32%; width: 1px; }.go-mark i:nth-child(3) { top: 50%; right: 18%; left: 18%; height: 1px; }
.go-mark b, .go-mark em { position: absolute; width: 22px; height: 22px; border-radius: 50%; }.go-mark b { left: 20px; top: 40px; background: #111; }.go-mark em { right: 20px; bottom: 26px; border: 1px solid #999; background: #fff; }
.tool-mark { position: absolute; right: 28px; top: 28px; display: grid; grid-template-columns: repeat(3, 30px); gap: 7px; }
.tool-mark span { width: 30px; height: 72px; border: 1px solid rgba(255,255,255,0.28); }
.tool-mark span:nth-child(2) { transform: translateY(14px); border-color: rgba(197,161,95,0.62); }

.closing { display: grid; grid-template-columns: 120px 1fr auto; gap: 46px; align-items: center; padding-block: clamp(92px, 11vw, 150px); }
.closing-symbol { width: 112px; height: 112px; display: grid; place-items: center; border: 1px solid var(--cinnabar); color: var(--cinnabar); font-family: var(--serif); font-size: 46px; }
.closing p { margin-bottom: 8px; color: var(--jade-dark); font-size: 13px; font-weight: 800; }
.closing h2 { margin: 0; font-family: var(--serif); font-size: clamp(2.4rem, 4.6vw, 4.5rem); line-height: 1.2; }
.button-ink { color: #fff; background: var(--ink); }
.button-ink:hover { background: var(--jade-dark); }

.footer { color: rgba(236,244,239,0.74); background: #050d09; }
.footer-inner { display: grid; grid-template-columns: 1.2fr 1fr auto; gap: 42px; align-items: center; padding: 58px 0 26px; }
.footer-brand .brand-name strong { color: #f3f7f4; }
.footer-inner > p { margin: 0; font-size: 14px; }
.footer nav { display: flex; gap: 24px; }
.footer nav a { min-height: 44px; display: inline-flex; align-items: center; }
.footer nav a:hover { color: var(--jade); }
.footer-meta { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 24px; padding-top: 24px; border-top: 1px solid var(--line-dark); font-size: 12px; }
.footer-meta a:hover { color: #fff; }

.js .reveal { transform: translateY(24px); transition: transform 500ms var(--ease); }
.js .reveal.is-visible { transform: none; }
.animations-paused *, .animations-paused *::before, .animations-paused *::after { animation-play-state: paused !important; }

@keyframes hero-settle { from { opacity: 0.6; transform: scale(1.035); } to { opacity: 1; transform: scale(1); } }
@keyframes path-flow { to { stroke-dashoffset: -320; } }

@media (max-width: 1080px) {
  :root { --shell: min(100% - 48px, 960px); }
  .manifesto { grid-template-columns: 110px 1fr; }
  .manifesto blockquote { grid-column: 2; }
  .study-feature { grid-template-columns: 54px 0.9fr 1.3fr; }
  .study-insight { grid-column: 2 / -1; display: grid; grid-template-columns: 120px 1fr 1fr; gap: 22px; align-items: center; }
  .study-insight strong { margin: 0; }
  .method-intro { grid-template-columns: 0.7fr 1fr; }
  .method-intro > span { grid-column: 2; }
  .space-primary { min-height: 590px; }
  .bamboo-preview { right: 26px; transform: rotate(6deg) scale(0.88); transform-origin: top right; }
}

@media (max-width: 820px) {
  :root { --shell: min(100% - 32px, 720px); --header-h: 72px; }
  .menu-button { display: block; }
  .nav-links {
    position: fixed;
    inset: var(--header-h) 0 auto;
    z-index: var(--z-menu);
    display: grid;
    gap: 0;
    padding: 18px 16px 24px;
    background: rgba(8, 21, 16, 0.98);
    border-bottom: 1px solid var(--line-dark);
    transform: translateY(-120%);
    visibility: hidden;
    transition: transform 280ms var(--ease), visibility 0s linear 280ms;
  }
  .nav-links.is-open { transform: none; visibility: visible; transition-delay: 0s; }
  .nav-links a { width: 100%; min-height: 50px; padding: 0 12px; }
  .nav-primary { margin-top: 8px; justify-content: center; }
  .hero { min-height: 940px; }
  .hero-content { padding: 126px 0 290px; }
  .hero-image { object-position: 64% center; }
  .hero-shade { background: linear-gradient(90deg, rgba(3,11,8,0.92), rgba(3,11,8,0.56)), linear-gradient(0deg, rgba(3,11,8,0.96) 0%, transparent 58%); }
  .hero-ledger { grid-template-columns: 1fr; }
  .hero-ledger a { min-height: 104px; padding: 16px 20px; }
  .hero-ledger a + a { border-top: 1px solid rgba(255,255,255,0.2); border-left: 0; }
  .manifesto { grid-template-columns: 1fr; gap: 26px; }
  .manifesto blockquote { grid-column: auto; }
  .studies-heading { grid-template-columns: 1fr; gap: 22px; }
  .study-feature { grid-template-columns: 44px 1fr; }
  .study-body { grid-column: 2; }
  .study-insight { grid-column: 2; grid-template-columns: 1fr; }
  .method-intro { grid-template-columns: 1fr; gap: 18px; }
  .method-intro > span { grid-column: auto; }
  .method-flow { grid-template-columns: 1fr; }
  .method-flow li { min-height: 0; padding: 24px 22px 30px 76px; }
  .method-flow li + li { border-top: 1px solid var(--line); border-left: 0; }
  .method-flow span { position: absolute; left: 22px; top: 27px; }
  .method-flow strong { margin-top: 0; font-size: 34px; }
  .method-loop { min-height: 440px; }
  .method-loop svg { width: 96%; transform: rotate(90deg); }
  .point-one { left: 50%; top: 9%; transform: translateX(-50%); }.point-two { left: 10%; top: 38%; }.point-three { right: 10%; top: 38%; }.point-four { right: 50%; top: auto; bottom: 9%; transform: translateX(50%); }
  .spaces-heading { display: grid; gap: 20px; }
  .space-map { grid-template-columns: 1fr; }
  .space-primary { grid-row: auto; min-height: 560px; }
  .space-secondary { min-height: 300px; }
  .closing { grid-template-columns: 86px 1fr; gap: 26px; }
  .closing-symbol { width: 82px; height: 82px; font-size: 34px; }
  .closing .button { grid-column: 2; justify-self: start; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-inner > p { grid-column: 1 / -1; }
}

@media (max-width: 520px) {
  :root { --shell: min(100% - 24px, 460px); }
  .brand-name strong { font-size: 14px; }
  .brand-name small { font-size: 10px; }
  .brand-mark { width: 40px; height: 46px; }
  .hero { min-height: 860px; }
  .hero-content { padding: 112px 0 250px; }
  .hero h1 { font-size: clamp(3.65rem, 18vw, 5rem); }
  .hero-statement { font-size: 22px; }
  .hero-copy { font-size: 15px; line-height: 1.75; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .button { width: 100%; }
  .hero-ledger strong { font-size: 19px; }
  .manifesto { padding-block: 82px; }
  .manifesto h2 { font-size: 38px; }
  .manifesto > div p, .manifesto blockquote { font-size: 16px; }
  .studies { padding-block: 80px; }
  .studies-heading h2 { font-size: 48px; }
  .study-feature { grid-template-columns: 1fr; padding: 42px 0; }
  .study-number { font-size: 24px; }
  .study-body, .study-insight { grid-column: auto; }
  .study-title h3 { font-size: 34px; }
  .method { padding-block: 82px; }
  .method-intro h2, .spaces-heading h2 { font-size: 46px; }
  .method-loop { min-height: 470px; margin-top: 54px; }
  .loop-core strong { font-size: 25px; }
  .loop-point { min-width: 84px; font-size: 12px; }
  .space-primary { min-height: 540px; padding: 30px 24px; }
  .space-map h3 { font-size: 52px; }
  .bamboo-preview { top: 32px; right: 18px; height: 240px; }
  .bamboo-preview i { width: 25px; }
  .bamboo-preview span { width: 44px; padding: 18px 10px; font-size: 15px; }
  .space-secondary { padding: 26px 22px; }
  .space-secondary h3 { font-size: 40px; }
  .closing { grid-template-columns: 1fr; }
  .closing .button { grid-column: auto; justify-self: stretch; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer nav { flex-wrap: wrap; }
  .footer-meta { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
  .method-loop path { animation: none !important; }
}