:root {
  --paper: #f4f0e8;
  --paper-deep: #e9e2d6;
  --ink: #1e2924;
  --ink-soft: #59615c;
  --line: rgba(30, 41, 36, 0.16);
  --moss: #506c5b;
  --moss-dark: #2d463a;
  --moss-light: #9caf9e;
  --clay: #c67852;
  --sand: #d8c3a5;
  --white: #fffdf9;
  --font-serif: "Songti SC", STSong, "Noto Serif CJK SC", "Source Han Serif SC", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --shell: min(1180px, calc(100% - 48px));
  --radius-sm: 14px;
  --radius-md: 24px;
  --radius-lg: 38px;
  --shadow-soft: 0 30px 80px rgba(41, 53, 46, 0.12);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-160%);
}

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

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

.shell { width: var(--shell); margin-inline: auto; }

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  width: 100%;
  transition: background 200ms ease, box-shadow 200ms ease, backdrop-filter 200ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(244, 240, 232, 0.91);
  box-shadow: 0 12px 38px rgba(34, 45, 39, 0.07);
  backdrop-filter: blur(18px);
}

.site-header.is-scrolled .header-inner { height: 78px; }

.header-inner {
  height: 112px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 32px;
  border-bottom: 1px solid var(--line);
  transition: height 200ms ease;
}

.wordmark {
  justify-self: start;
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  line-height: 1;
}

.wordmark-cn { font: 600 25px/1 var(--font-serif); letter-spacing: 0.14em; }
.wordmark-en { color: var(--ink-soft); font-size: 12px; font-weight: 650; letter-spacing: 0.16em; text-transform: uppercase; }

.desktop-nav { display: flex; align-items: center; gap: 30px; font-size: 13px; }
.desktop-nav a, .header-status { position: relative; }
.desktop-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 1px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}
.desktop-nav a:hover::after, .desktop-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }

.header-status {
  justify-self: end;
  padding-left: 18px;
  color: var(--ink-soft);
  font-size: 12px;
  letter-spacing: 0.08em;
}
.header-status::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--moss);
  transform: translateY(-50%);
  box-shadow: 0 0 0 5px rgba(80, 108, 91, 0.12);
}

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

.hero {
  position: relative;
  isolation: isolate;
  min-height: 860px;
  padding: 190px 0 38px;
  overflow: hidden;
  background:
    linear-gradient(105deg, rgba(255,255,255,0.35), transparent 42%),
    var(--paper);
}

.hero::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  opacity: 0.36;
  background-image:
    linear-gradient(rgba(30,41,36,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,41,36,0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to right, transparent, #000 55%, #000);
}

.hero-glow { position: absolute; z-index: -1; border-radius: 50%; filter: blur(3px); }
.hero-glow-one { top: 90px; right: 4%; width: 480px; height: 480px; background: rgba(196, 164, 119, 0.22); }
.hero-glow-two { right: 32%; bottom: 3%; width: 250px; height: 250px; background: rgba(106, 137, 116, 0.14); }

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(430px, 1.1fr);
  gap: clamp(56px, 8vw, 118px);
  align-items: center;
}

.eyebrow { display: flex; align-items: center; gap: 13px; margin: 0 0 24px; color: var(--moss-dark); font-size: 12px; font-weight: 650; letter-spacing: 0.16em; }
.eyebrow span { width: 30px; height: 1px; background: var(--moss); }

.hero h1 { display: flex; align-items: baseline; gap: 18px; margin: 0; font: 600 clamp(58px, 7vw, 96px)/0.95 var(--font-serif); letter-spacing: 0.08em; }
.hero-en { color: var(--moss); font: 500 clamp(20px, 2.4vw, 32px)/1 var(--font-sans); letter-spacing: 0.08em; }
.hero-tagline { margin: 34px 0 24px; font: 500 clamp(31px, 4vw, 51px)/1.38 var(--font-serif); letter-spacing: 0.04em; }
.hero-description { max-width: 530px; margin: 0; color: var(--ink-soft); font-size: 16px; line-height: 1.95; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }

.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: 34px; padding: 0 25px; border: 1px solid var(--ink); border-radius: 999px; font-size: 14px; font-weight: 600; transition: transform 180ms ease, background 180ms ease, color 180ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: var(--ink); }
.button-primary:hover { background: var(--moss-dark); }
.button-secondary:hover { color: var(--white); background: var(--moss); border-color: var(--moss); }
.quiet-note { display: flex; align-items: center; gap: 10px; margin: 28px 0 0; color: var(--ink-soft); font-size: 12px; letter-spacing: 0.08em; }
.quiet-note span { width: 5px; height: 5px; border-radius: 50%; background: var(--clay); }

.hero-art { position: relative; min-height: 540px; display: grid; place-items: center; }
.loom-card {
  position: relative;
  width: min(100%, 510px);
  min-height: 520px;
  padding: 24px;
  border: 1px solid rgba(30, 41, 36, 0.17);
  border-radius: var(--radius-lg);
  background: rgba(255, 253, 249, 0.62);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
  transform: rotate(2.5deg);
}
.loom-topline { display: flex; justify-content: space-between; padding: 2px 4px 18px; color: var(--ink-soft); font-size: 9px; font-weight: 650; letter-spacing: 0.17em; }
.pixel-field {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  aspect-ratio: 1;
  padding: 32px;
  border-radius: 28px;
  background: var(--paper-deep);
  box-shadow: inset 0 0 0 1px rgba(30, 41, 36, 0.06);
}
.pixel { border-radius: 12px; background: rgba(255,255,255,0.58); box-shadow: inset 0 0 0 1px rgba(30,41,36,0.04); }
.p-02, .p-05, .p-16, .p-22 { background: var(--moss-light); }
.p-03, .p-08, .p-14, .p-18, .p-24 { background: var(--moss); }
.p-04, .p-07, .p-12, .p-19, .p-23 { background: var(--sand); }
.p-09, .p-13, .p-17 { background: var(--clay); }
.p-11 { background: var(--moss-dark); }
.loom-caption { display: flex; justify-content: space-between; align-items: end; gap: 20px; padding: 23px 6px 0; }
.loom-caption p { margin: 0; font-size: 11px; letter-spacing: 0.08em; }
.loom-caption p:last-child { max-width: 135px; color: var(--ink-soft); text-align: right; }
.floating-chip { position: absolute; display: flex; align-items: center; gap: 10px; padding: 12px 17px; border: 1px solid rgba(30,41,36,0.12); border-radius: 999px; background: rgba(255,253,249,0.92); box-shadow: 0 16px 40px rgba(41,53,46,0.13); font-size: 12px; font-weight: 600; letter-spacing: 0.05em; }
.floating-chip span { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; color: var(--white); background: var(--moss); font-size: 9px; }
.floating-chip-one { top: 76px; left: -16px; }
.floating-chip-two { right: -12px; bottom: 88px; }

.hero-foot { display: flex; align-items: center; gap: 18px; margin-top: 58px; color: var(--ink-soft); font-size: 9px; font-weight: 650; letter-spacing: 0.24em; }
.hero-foot i { flex: 1; height: 1px; background: var(--line); }

.section { padding: 132px 0; }
.intro-section { background: var(--white); }
.intro-layout { display: grid; grid-template-columns: 210px 1fr; gap: 70px; }
.section-kicker { display: flex; align-items: flex-start; gap: 18px; color: var(--ink-soft); font-size: 12px; letter-spacing: 0.13em; }
.section-kicker span { display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 50%; color: var(--moss); font-size: 10px; }
.section-kicker p { margin: 6px 0 0; }
.intro-statement h2 { max-width: 840px; margin: 0; font: 500 clamp(32px, 4.2vw, 54px)/1.5 var(--font-serif); letter-spacing: 0.025em; }
.intro-columns { display: grid; grid-template-columns: repeat(2, 1fr); gap: 50px; max-width: 810px; margin-top: 62px; padding-top: 30px; border-top: 1px solid var(--line); }
.intro-columns p { margin: 0; color: var(--ink-soft); font-size: 15px; line-height: 2; }
.section-heading-row,
.future-heading,
.principles-heading {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 70px;
}

.overline {
  margin: 0 0 16px;
  color: var(--moss);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-heading h2,
.future-heading h2,
.principles-heading h2 {
  max-width: 780px;
  margin: 0;
  font: 500 clamp(34px, 4.2vw, 54px)/1.48 var(--font-serif);
  letter-spacing: 0.03em;
}

.process-section { background: var(--paper); }
.process-track {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  margin: 82px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.process-track li { position: relative; min-width: 0; padding: 30px 23px 4px 0; }
.process-track li:not(:last-child) { border-right: 1px solid var(--line); }
.process-track li:not(:first-child) { padding-left: 23px; }
.process-track li::before {
  content: "";
  position: absolute;
  top: -5px;
  left: -1px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--moss);
  box-shadow: 0 0 0 5px var(--paper);
}
.process-number { display: block; margin-bottom: 34px; color: var(--clay); font-size: 10px; font-weight: 700; letter-spacing: 0.12em; }
.process-track strong { display: block; margin-bottom: 11px; font: 600 20px/1.35 var(--font-serif); letter-spacing: 0.04em; }
.process-track p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.8; }

.jindot-section { color: #f6f2ea; background: var(--ink); }
.module-intro { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: clamp(60px, 10vw, 138px); align-items: center; }
.module-mark {
  position: relative;
  min-height: 410px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 50% 50% 42% 42%;
  background:
    radial-gradient(circle at center, rgba(198,120,82,0.14), transparent 52%),
    rgba(255,255,255,0.02);
}
.module-mark::before,
.module-mark::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 50%;
}
.module-mark::before { inset: 28px; }
.module-mark::after { inset: 56px; border-color: rgba(198,120,82,0.23); }
.module-mark span,
.module-mark strong,
.module-mark i { position: relative; z-index: 1; }
.module-mark span { color: rgba(246,242,234,0.62); font-size: 10px; letter-spacing: 0.2em; }
.module-mark strong { margin: 24px 0 16px; font: 600 clamp(68px, 8vw, 104px)/1 var(--font-serif); letter-spacing: 0.14em; }
.module-mark i { color: var(--moss-light); font-size: 9px; font-style: normal; font-weight: 700; letter-spacing: 0.22em; }
.status-label { display: flex; align-items: center; gap: 12px; margin: 0 0 18px; color: var(--moss-light); font-size: 11px; font-weight: 700; letter-spacing: 0.17em; }
.status-label span { width: 8px; height: 8px; border-radius: 50%; background: var(--clay); box-shadow: 0 0 0 6px rgba(198,120,82,0.13); }
.module-copy h2 { margin: 0 0 30px; font: 600 clamp(54px, 7vw, 84px)/1.15 var(--font-serif); letter-spacing: 0.08em; }
.module-copy h2 small { color: rgba(246,242,234,0.68); font: 500 clamp(19px, 2.5vw, 30px)/1 var(--font-serif); letter-spacing: 0.05em; }
.module-copy > p:not(.status-label) { max-width: 650px; margin: 0; color: rgba(246,242,234,0.72); line-height: 2; }
.module-copy .module-disclaimer { margin-top: 30px; padding: 18px 22px; border-left: 2px solid var(--clay); background: rgba(255,255,255,0.045); font-size: 13px; }
.capability-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 100px; border-top: 1px solid rgba(255,255,255,0.15); border-left: 1px solid rgba(255,255,255,0.15); }
.capability-card { min-height: 292px; padding: 28px; border-right: 1px solid rgba(255,255,255,0.15); border-bottom: 1px solid rgba(255,255,255,0.15); background: rgba(255,255,255,0.015); transition: background 180ms ease, transform 180ms ease; }
.capability-card:hover { position: relative; z-index: 1; background: rgba(255,255,255,0.055); transform: translateY(-3px); }
.capability-card > div { display: flex; justify-content: space-between; align-items: center; }
.capability-card > div > span { color: rgba(246,242,234,0.42); font-size: 10px; letter-spacing: 0.15em; }
.phase { padding: 4px 8px; border: 1px solid rgba(255,255,255,0.16); border-radius: 999px; font-size: 9px; font-style: normal; letter-spacing: 0.08em; }
.phase-active { color: var(--moss-light); }
.phase-plan { color: #d9bd98; }
.capability-card h3 { margin: 55px 0 15px; font: 600 20px/1.45 var(--font-serif); letter-spacing: 0.035em; }
.capability-card p { margin: 0; color: rgba(246,242,234,0.58); font-size: 13px; line-height: 1.85; }
.capability-card-future { background: rgba(198,120,82,0.08); }

.future-section { background: var(--white); }
.future-heading { align-items: start; }
.future-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; margin-top: 80px; }
.future-card { position: relative; min-height: 540px; padding: 36px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); }
.future-card-knit { background: #e8eee8; }
.future-card-stitch { background: #eee5dc; }
.future-card-top { display: flex; justify-content: space-between; align-items: center; }
.future-card-top span { padding: 5px 12px; border: 1px solid currentColor; border-radius: 999px; font-size: 10px; font-weight: 700; letter-spacing: 0.15em; }
.future-card-top i { color: var(--ink-soft); font-size: 11px; font-style: normal; letter-spacing: 0.12em; }
.future-en { margin: 220px 0 9px; color: var(--ink-soft); font-size: 9px; font-weight: 700; letter-spacing: 0.18em; }
.future-card h3 { display: inline; margin: 0; font: 600 50px/1.2 var(--font-serif); letter-spacing: 0.13em; }
.future-card h4 { display: inline; margin: 0 0 0 13px; font: 500 18px/1.3 var(--font-serif); }
.future-card > p:last-child { max-width: 430px; margin: 20px 0 0; color: var(--ink-soft); font-size: 14px; line-height: 1.9; }
.thread-motif { position: absolute; top: 82px; right: 52px; left: 52px; height: 180px; }
.thread-motif span { position: absolute; border: 2px solid rgba(80,108,91,0.47); border-radius: 50%; }
.thread-motif span:nth-child(1) { inset: 10px 32% 15px 5%; transform: rotate(18deg); }
.thread-motif span:nth-child(2) { inset: 5px 8% 30px 46%; transform: rotate(-28deg); border-color: rgba(198,120,82,0.45); }
.thread-motif span:nth-child(3) { top: 68px; right: 10%; width: 55%; height: 2px; border: 0; background: rgba(80,108,91,0.42); transform: rotate(9deg); }
.thread-motif span:nth-child(4) { top: 75px; left: 6%; width: 22px; height: 22px; background: var(--moss); border: 0; }
.stitch-motif { position: absolute; top: 90px; right: 60px; display: grid; grid-template-columns: repeat(5, 46px); gap: 10px; transform: rotate(-7deg); }
.stitch-motif span { width: 46px; height: 46px; position: relative; }
.stitch-motif span::before, .stitch-motif span::after { content: ""; position: absolute; top: 22px; left: 0; width: 46px; height: 2px; background: rgba(198,120,82,0.55); }
.stitch-motif span::before { transform: rotate(45deg); }
.stitch-motif span::after { transform: rotate(-45deg); }
.stitch-motif span:nth-child(2)::before, .stitch-motif span:nth-child(2)::after,
.stitch-motif span:nth-child(4)::before, .stitch-motif span:nth-child(4)::after { background: rgba(80,108,91,0.48); }

.principles-section { color: #f6f2ea; background: var(--moss-dark); }
.section-kicker-light { color: rgba(246,242,234,0.64); }
.section-kicker-light span { color: #f6f2ea; border-color: rgba(255,255,255,0.2); }
.principles-heading { align-items: start; }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 86px; border-top: 1px solid rgba(255,255,255,0.17); border-left: 1px solid rgba(255,255,255,0.17); }
.principle-grid article { min-height: 240px; padding: 30px; border-right: 1px solid rgba(255,255,255,0.17); border-bottom: 1px solid rgba(255,255,255,0.17); }
.principle-grid span { color: var(--sand); font-size: 10px; letter-spacing: 0.15em; }
.principle-grid h3 { margin: 54px 0 12px; font: 600 20px/1.4 var(--font-serif); letter-spacing: 0.05em; }
.principle-grid p { margin: 0; color: rgba(246,242,234,0.62); font-size: 13px; line-height: 1.85; }

.privacy-highlight { background: var(--paper); }
.privacy-panel { display: grid; grid-template-columns: 0.85fr 1.15fr; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); }
.privacy-visual { min-height: 560px; display: grid; place-items: center; background: linear-gradient(145deg, #d7dfd7, #efe5d6); }
.privacy-rings { position: relative; width: 330px; height: 330px; display: grid; place-items: center; }
.privacy-rings span { position: absolute; border: 1px solid rgba(45,70,58,0.27); border-radius: 50%; }
.privacy-rings span:nth-child(1) { inset: 0; }
.privacy-rings span:nth-child(2) { inset: 42px; }
.privacy-rings span:nth-child(3) { inset: 84px; background: rgba(255,253,249,0.4); }
.privacy-rings i { position: relative; z-index: 1; display: grid; place-items: center; width: 104px; height: 104px; border-radius: 50%; color: var(--white); background: var(--moss-dark); font-size: 11px; font-style: normal; font-weight: 700; line-height: 1.5; letter-spacing: 0.13em; text-align: center; }
.privacy-copy { padding: clamp(50px, 7vw, 92px); }
.privacy-copy h2 { margin: 0 0 30px; font: 500 clamp(35px, 4vw, 52px)/1.48 var(--font-serif); letter-spacing: 0.04em; }
.privacy-copy > p:not(.overline) { margin: 0 0 18px; color: var(--ink-soft); font-size: 14px; line-height: 2; }
.text-link { display: inline-flex; align-items: center; gap: 28px; margin-top: 20px; padding-bottom: 7px; border-bottom: 1px solid var(--ink); font-size: 13px; font-weight: 700; }
.text-link:hover span { transform: translateX(4px); }
.text-link span { transition: transform 180ms ease; }

.closing-section { padding-top: 30px; background: var(--paper); }
.closing-panel { padding: clamp(54px, 8vw, 98px); border-radius: var(--radius-lg); color: var(--white); background: var(--clay); }
.closing-panel .eyebrow { color: rgba(255,255,255,0.74); }
.closing-panel .eyebrow span { background: rgba(255,255,255,0.65); }
.closing-panel h2 { margin: 0 0 28px; font: 500 clamp(38px, 5vw, 66px)/1.45 var(--font-serif); letter-spacing: 0.04em; }
.closing-panel > p:not(.eyebrow) { margin: 0 0 34px; color: rgba(255,255,255,0.78); line-height: 2; }
.closing-panel .button-primary { background: var(--ink); border-color: var(--ink); }

.site-footer { padding: 80px 0 30px; color: rgba(246,242,234,0.72); background: var(--ink); }
.footer-main { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 80px; padding-bottom: 70px; }
.wordmark-footer { color: var(--white); }
.wordmark-footer .wordmark-en { color: rgba(246,242,234,0.55); }
.footer-brand p { margin: 24px 0 0; color: rgba(246,242,234,0.58); font: 500 18px/1.6 var(--font-serif); letter-spacing: 0.04em; }
.footer-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; }
.footer-nav div { display: flex; flex-direction: column; gap: 9px; }
.footer-nav p { margin: 0 0 14px; color: var(--white); font-size: 11px; font-weight: 700; letter-spacing: 0.15em; }
.footer-nav a, .footer-nav span { color: rgba(246,242,234,0.58); font-size: 12px; }
.footer-nav a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.12); color: rgba(246,242,234,0.42); font-size: 10px; letter-spacing: 0.11em; }

@media (max-width: 980px) {
  :root { --shell: min(100% - 36px, 760px); }
  .header-inner { grid-template-columns: 1fr auto; }
  .desktop-nav { display: none; }
  .header-status { display: none; }
  .nav-toggle { position: relative; display: block; width: 44px; height: 44px; padding: 0; border: 1px solid var(--line); border-radius: 50%; background: transparent; cursor: pointer; }
  .nav-toggle span { position: absolute; left: 13px; width: 16px; height: 1px; background: var(--ink); transition: transform 180ms ease, top 180ms ease; }
  .nav-toggle span:first-child { top: 17px; }
  .nav-toggle span:last-child { top: 24px; }
  .site-header.is-open .nav-toggle span:first-child { top: 21px; transform: rotate(45deg); }
  .site-header.is-open .nav-toggle span:last-child { top: 21px; transform: rotate(-45deg); }
  .mobile-nav { position: fixed; z-index: 19; top: 88px; right: 0; left: 0; display: grid; padding: 20px max(18px, calc((100vw - 760px) / 2)); background: rgba(244,240,232,0.98); border-top: 1px solid var(--line); box-shadow: 0 20px 45px rgba(34,45,39,0.09); transform: translateY(-130%); visibility: hidden; transition: transform 220ms ease, visibility 220ms; }
  .site-header.is-scrolled .mobile-nav { top: 78px; }
  .site-header.is-open .mobile-nav { transform: translateY(0); visibility: visible; }
  .mobile-nav a { display: flex; align-items: center; gap: 22px; padding: 15px 8px; border-bottom: 1px solid var(--line); font: 500 19px/1.4 var(--font-serif); }
  .mobile-nav a:last-child { border-bottom: 0; }
  .mobile-nav span { color: var(--clay); font: 700 9px/1 var(--font-sans); letter-spacing: 0.1em; }
  body.nav-open { overflow: hidden; }
  .hero { min-height: auto; padding-top: 168px; }
  .hero-layout { grid-template-columns: 1fr; gap: 56px; }
  .hero-copy { max-width: 650px; }
  .hero-art { width: min(100%, 620px); margin-inline: auto; }
  .intro-layout { grid-template-columns: 1fr; gap: 46px; }
  .section-heading-row, .future-heading, .principles-heading { grid-template-columns: 1fr; gap: 46px; }
  .process-track { grid-template-columns: repeat(3, 1fr); }
  .process-track li:nth-child(3) { border-right: 0; }
  .process-track li:nth-child(n+4) { border-top: 1px solid var(--line); }
  .module-intro { grid-template-columns: 1fr; }
  .module-mark { width: min(100%, 520px); min-height: 460px; margin-inline: auto; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .future-grid { grid-template-columns: 1fr; }
  .principle-grid { grid-template-columns: repeat(2, 1fr); }
  .privacy-panel { grid-template-columns: 1fr; }
  .privacy-visual { min-height: 430px; }
  .footer-main { grid-template-columns: 1fr; gap: 50px; }
}

@media (max-width: 640px) {
  :root { --shell: calc(100% - 32px); --radius-lg: 28px; }
  .header-inner { height: 88px; gap: 14px; }
  .site-header.is-scrolled .header-inner { height: 72px; }
  .site-header.is-scrolled .mobile-nav { top: 72px; }
  .wordmark-cn { font-size: 22px; }
  .header-status { max-width: 120px; line-height: 1.45; }
  .hero { padding: 136px 0 30px; }
  .hero::before { background-size: 34px 34px; }
  .hero h1 { flex-direction: column; align-items: flex-start; gap: 14px; }
  .hero-tagline { margin-top: 28px; }
  .hero-description { font-size: 15px; }
  .hero-actions { flex-direction: column; }
  .button { width: 100%; }
  .hero-art { min-height: 390px; }
  .loom-card { min-height: 370px; padding: 16px; }
  .pixel-field { gap: 6px; padding: 20px; border-radius: 21px; }
  .pixel { border-radius: 8px; }
  .floating-chip-one { top: 34px; left: -8px; }
  .floating-chip-two { right: -6px; bottom: 38px; }
  .loom-caption { padding-top: 16px; }
  .hero-foot { gap: 8px; margin-top: 34px; letter-spacing: 0.1em; }
  .hero-foot span:nth-of-type(2), .hero-foot span:nth-of-type(3) { display: none; }
  .section { padding: 88px 0; }
  .intro-statement h2 br { display: none; }
  .intro-columns { grid-template-columns: 1fr; gap: 24px; margin-top: 42px; }
  .section-heading h2, .future-heading h2, .principles-heading h2 { font-size: 33px; }
  .process-track { grid-template-columns: 1fr; border-top: 0; }
  .process-track li, .process-track li:not(:first-child) { padding: 25px 12px 28px 38px; border-top: 1px solid var(--line); border-right: 0; }
  .process-track li::before { top: 29px; left: 0; }
  .process-number { margin-bottom: 10px; }
  .module-mark { min-height: 340px; }
  .module-mark::before { inset: 22px; }
  .module-mark::after { inset: 44px; }
  .module-copy h2 { font-size: 50px; }
  .module-copy h2 small { display: block; margin-top: 15px; }
  .capability-grid { grid-template-columns: 1fr; margin-top: 66px; }
  .capability-card { min-height: auto; }
  .capability-card h3 { margin-top: 36px; }
  .future-grid { margin-top: 54px; }
  .future-card { min-height: 500px; padding: 25px; }
  .future-en { margin-top: 220px; }
  .future-card h3 { font-size: 42px; }
  .future-card h4 { display: block; margin: 8px 0 0; }
  .thread-motif { right: 24px; left: 24px; }
  .stitch-motif { right: 34px; grid-template-columns: repeat(5, 36px); gap: 7px; }
  .stitch-motif span { width: 36px; height: 36px; }
  .stitch-motif span::before, .stitch-motif span::after { top: 17px; width: 36px; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid article { min-height: 210px; }
  .privacy-visual { min-height: 320px; }
  .privacy-rings { width: 235px; height: 235px; }
  .privacy-rings span:nth-child(2) { inset: 30px; }
  .privacy-rings span:nth-child(3) { inset: 60px; }
  .privacy-copy { padding: 38px 25px 44px; }
  .closing-panel { padding: 48px 25px; }
  .closing-panel h2 br { display: none; }
  .site-footer { padding-top: 60px; }
  .footer-nav { grid-template-columns: 1fr 1fr; }
  .footer-nav div:last-child { grid-column: 1 / -1; }
  .footer-bottom { flex-wrap: wrap; gap: 10px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}

/* Privacy policy and terms */
.legal-page { background: var(--white); }
.legal-page .site-header { background: rgba(244,240,232,0.94); backdrop-filter: blur(18px); }
.legal-page .desktop-nav [aria-current="page"]::after { transform: scaleX(1); }
.legal-hero {
  padding: 210px 0 80px;
  background:
    radial-gradient(circle at 82% 30%, rgba(80,108,91,0.16), transparent 28%),
    linear-gradient(130deg, var(--paper), #ede8de);
  border-bottom: 1px solid var(--line);
}
.legal-hero-terms { background: radial-gradient(circle at 82% 30%, rgba(198,120,82,0.16), transparent 28%), linear-gradient(130deg, var(--paper), #eee7df); }
.legal-hero h1 { margin: 0; font: 600 clamp(50px, 7vw, 82px)/1.2 var(--font-serif); letter-spacing: 0.08em; }
.legal-meta { display: flex; gap: 18px 48px; margin-top: 38px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 11px; letter-spacing: 0.1em; }
.legal-layout { display: grid; grid-template-columns: 210px minmax(0, 760px); justify-content: space-between; gap: 90px; padding-top: 96px; padding-bottom: 130px; }
.legal-toc { position: sticky; top: 116px; align-self: start; display: flex; flex-direction: column; padding: 22px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.legal-toc p { margin: 0 0 18px; color: var(--ink); font-size: 11px; font-weight: 700; letter-spacing: 0.15em; }
.legal-toc a { padding: 7px 0; color: var(--ink-soft); font-size: 11px; line-height: 1.5; transition: color 160ms ease, transform 160ms ease; }
.legal-toc a:hover { color: var(--clay); transform: translateX(3px); }
.legal-lead { margin-bottom: 92px; padding: 34px; border-radius: var(--radius-md); background: var(--paper); }
.legal-lead p { margin: 0; font: 500 18px/2 var(--font-serif); letter-spacing: 0.02em; }
.legal-lead p + p { margin-top: 18px; }
.legal-content section { scroll-margin-top: 110px; margin-top: 86px; padding-top: 40px; border-top: 1px solid var(--line); }
.legal-number { display: block; margin-bottom: 18px; color: var(--clay); font-size: 10px; font-weight: 700; letter-spacing: 0.16em; }
.legal-content h2 { margin: 0 0 32px; font: 600 clamp(28px, 3vw, 38px)/1.45 var(--font-serif); letter-spacing: 0.04em; }
.legal-content h3 { margin: 38px 0 11px; font: 600 19px/1.5 var(--font-serif); letter-spacing: 0.04em; }
.legal-content section > h3:first-of-type { margin-top: 0; }
.legal-content section > p,
.legal-content li { color: #4f5953; font-size: 15px; line-height: 2.05; }
.legal-content section > p { margin: 0 0 18px; }
.legal-content ul { margin: 18px 0 0; padding-left: 1.25em; }
.legal-content li { margin-bottom: 10px; padding-left: 6px; }
.legal-content li::marker { color: var(--clay); }
.legal-endnote { margin-top: 96px; padding: 38px; border-radius: var(--radius-md); color: var(--white); background: var(--moss-dark); }
.legal-endnote p { margin: 0 0 22px; font: 500 20px/1.7 var(--font-serif); }
.legal-endnote a { display: inline-flex; align-items: center; gap: 24px; padding-bottom: 5px; border-bottom: 1px solid rgba(255,255,255,0.45); color: rgba(255,255,255,0.76); font-size: 12px; }
.legal-footer { margin-top: 0; }

@media (max-width: 980px) {
  .legal-hero { padding-top: 176px; }
  .legal-layout { grid-template-columns: 1fr; gap: 48px; }
  .legal-toc { position: static; display: grid; grid-template-columns: repeat(2, 1fr); column-gap: 32px; }
  .legal-toc p { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .legal-hero { padding: 148px 0 58px; }
  .legal-hero h1 { font-size: 44px; }
  .legal-meta { flex-direction: column; gap: 8px; }
  .legal-layout { padding-top: 58px; padding-bottom: 88px; }
  .legal-toc { grid-template-columns: 1fr; }
  .legal-toc p { grid-column: auto; }
  .legal-lead { margin-bottom: 64px; padding: 25px; }
  .legal-lead p { font-size: 17px; }
  .legal-content section { margin-top: 64px; padding-top: 32px; }
  .legal-content section > p, .legal-content li { font-size: 14px; line-height: 2; }
  .legal-endnote { margin-top: 70px; padding: 28px 24px; }
}