:root {
  color-scheme: light;
  --ivory: #f5f2e9;
  --ink: #18211c;
  --secondary: #59665d;
  --accent: #284c3d;
  --line: #cacec4;
  --header-height: 72px;
  --page-margin: clamp(20px, 3.33vw, 64px);
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --english-serif: Georgia, "Times New Roman", serif;
  background: var(--ivory);
  color: var(--ink);
  font-family: var(--sans);
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  scrollbar-gutter: stable;
}

* { box-sizing: border-box; }
body { margin: 0; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; color: inherit; }
a { color: inherit; }
button, a { touch-action: manipulation; }
button { border: 0; }
button:not(:disabled), a { cursor: pointer; }
button:disabled { cursor: default; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
button:focus:not(:focus-visible), a:focus:not(:focus-visible) { outline: none; }
h1:focus, h2:focus { outline: none; }
#home-title { scroll-margin-top: calc(var(--header-height) + 24px); }
#home { scroll-margin-top: var(--header-height); }
::selection { background: #d0d9b8; color: var(--ink); }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 50; left: 20px; top: 8px; padding: 12px 18px; background: var(--ivory); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }

.global-header { height: var(--header-height); padding-inline: var(--page-margin); display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 10; background: var(--ivory); }
.wordmark { min-height: 44px; display: inline-flex; align-items: center; text-decoration: none; font-family: var(--serif); font-size: 20px; font-weight: 500; letter-spacing: .1em; }
.wordmark-dot { margin-left: 12px; color: var(--accent); font-family: var(--sans); font-size: 22px; }
.menu-trigger { display: inline-flex; min-width: 100px; min-height: 44px; align-items: center; justify-content: flex-end; gap: 18px; padding: 0; background: none; font-size: 13px; letter-spacing: .12em; }
.menu-symbol { display: grid; gap: 6px; width: 24px; }
.menu-symbol span { height: 1px; width: 24px; background: currentColor; transition: transform 160ms ease; }
.menu-symbol span:last-child { width: 17px; justify-self: end; }
.menu-trigger:hover .menu-symbol span:last-child { transform: translateX(-7px); }

.home-hero { padding: 0 12px; }
.hero-visual { min-height: 650px; height: calc(100svh - var(--header-height) - 12px); position: relative; isolation: isolate; overflow: hidden; border-radius: 32px; background: #a6b0a0; }
.hero-visual picture { position: absolute; inset: 0; z-index: -3; }
.hero-image { display: block; width: 100%; height: 100%; object-fit: cover; object-position: 52% 48%; }
.hero-tone { position: absolute; inset: 0; z-index: -2; pointer-events: none; background: linear-gradient(0deg, rgba(15,30,20,.4) 0%, transparent 18%); }
.hero-copy { position: absolute; top: 10%; left: clamp(28px, 5.2vw, 100px); width: min(56%, 820px); isolation: isolate; }
.hero-copy::before { content: ""; position: absolute; inset: -28px -20px -24px; z-index: -1; pointer-events: none; background: radial-gradient(ellipse at 25% 44%,rgba(245,242,233,.14),transparent 72%); }
.hero-kicker { margin: 0 0 16px 5px; font-size: 12px; font-weight: 500; letter-spacing: .14em; line-height: 1.8; }
.hero-kicker > span:first-child { padding-inline: 10px; opacity: .7; }
.hero-kicker > span[lang] { font-size: 10px; letter-spacing: .16em; }
.hero-copy h1 { margin: 0 0 20px; font-family: var(--serif); font-size: clamp(180px, 23vw, 360px); font-weight: 300; line-height: 1.14; letter-spacing: 0; }
.hero-english { margin: 0 0 20px 6px; font-family: var(--english-serif); font-size: clamp(17px, 1.65vw, 28px); letter-spacing: .075em; font-weight: 400; line-height: 1.4; }
.hero-introduction { margin: 0 0 0 6px; font-size: clamp(15px, 1.2vw, 19px); line-height: 1.8; letter-spacing: .12em; }
.scroll-cue { position: absolute; left: clamp(34px, 5.2vw, 100px); bottom: 34px; display: inline-flex; align-items: center; gap: 22px; min-height: 44px; text-decoration: none; color: #fffef8; font-size: 13px; letter-spacing: .1em; }
.scroll-arrow { font-family: var(--sans); font-size: 24px; font-weight: 300; transition: transform 180ms ease; }
.scroll-cue:hover .scroll-arrow { transform: translateY(4px); }
.hero-caption { position: absolute; right: clamp(28px, 3.5vw, 64px); bottom: 38px; text-align: right; color: #fffef8; font-size: 13px; line-height: 1.9; letter-spacing: .07em; }
.hero-caption p { margin: 0; }
.hero-caption p:first-child { font-size: 14px; margin-bottom: 2px; }
.hero-caption a { text-decoration-color: transparent; text-underline-offset: 4px; }
.hero-caption a:hover { text-decoration-color: currentColor; }
.scroll-cue:focus-visible, .hero-caption a:focus-visible { outline-color: #fffef8; box-shadow: 0 0 0 4px var(--ink); }

.home-intro { width: min(calc(100% - var(--page-margin) * 2),1536px); margin-inline: auto; padding-block: clamp(60px, 7.4vw, 124px) 64px; display: grid; grid-template-columns: 1fr 2fr; gap: 32px; scroll-margin-top: calc(var(--header-height) + 32px); }
.intro-label { margin: 10px 0 0; color: var(--secondary); font-size: 11px; letter-spacing: .15em; line-height: 1.8; }
.intro-copy h2 { margin: 0 0 28px; font-family: var(--serif); font-size: clamp(32px, 4.3vw, 64px); font-weight: 400; line-height: 1.5; letter-spacing: .03em; }
.intro-copy > p { margin: 0; color: var(--secondary); font-size: 16px; line-height: 2; }
.back-to-top { grid-column: 2; width: fit-content; margin-top: 12px; padding-block: 8px; text-decoration: none; font-size: 12px; color: var(--secondary); }
.back-to-top span { margin-left: 16px; }

.navigation-drawer { position: fixed; inset: 0 0 0 auto; margin: 0; padding: 0; width: clamp(480px,48vw,880px); max-width: 100%; height: 100%; max-height: 100%; border: 0; background: var(--ivory); color: var(--ink); overflow-y: auto; overscroll-behavior: contain; }
.navigation-drawer[open] { animation: drawer-in 360ms cubic-bezier(.22,.61,.36,1) both; }
.navigation-drawer.is-closing { animation: drawer-out 300ms cubic-bezier(.22,.61,.36,1) both; }
.navigation-drawer::backdrop { background: rgba(24,33,28,.35); animation: backdrop-in 300ms ease both; }
.navigation-drawer.is-closing::backdrop { animation: backdrop-out 300ms ease both; }
.drawer-inner { min-height: 100%; padding: 0 clamp(28px,3.3vw,64px); display: flex; flex-direction: column; }
.drawer-header { min-height: 100px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.drawer-header > p { margin: 0; font-size: 13px; letter-spacing: .06em; }
.drawer-header > p > span { display: block; margin-top: 6px; font-size: 9px; letter-spacing: .13em; color: var(--secondary); }
.drawer-close { display: inline-flex; align-items: center; justify-content: flex-end; gap: 16px; min-width: 72px; min-height: 44px; padding: 0; background: none; font-size: 12px; }
.close-symbol { display: block; position: relative; width: 22px; height: 22px; }
.close-symbol::before,.close-symbol::after { content: ""; position: absolute; top: 10px; left: 0; width: 22px; height: 1px; background: currentColor; transform: rotate(45deg); }
.close-symbol::after { transform: rotate(-45deg); }
.exhibition-navigation { margin-block: auto; padding-block: 12px 24px; }
.exhibition-navigation ol { margin: 0; padding: 0; list-style: none; }
.nav-row { position: relative; border-top: 1px solid var(--line); }
.nav-row:last-child { border-bottom: 1px solid var(--line); }
.chapter-link { display: grid; grid-template-columns: 25px 1fr auto; align-items: center; gap: 15px; width: 100%; min-height: 102px; padding: 20px 0; text-align: left; text-decoration: none; background: none; }
.chapter-number { align-self: start; padding-top: 9px; font-size: 11px; font-variant-numeric: tabular-nums; color: var(--secondary); }
.chapter-titles { display: grid; gap: 8px; min-width: 0; }
.chapter-en { font-family: var(--english-serif); font-size: clamp(25px,2.55vw,43px); font-weight: 400; line-height: 1.08; letter-spacing: -.025em; }
.chapter-zh { font-size: 14px; letter-spacing: .08em; line-height: 1.6; }
.chapter-state { color: var(--secondary); font-size: 11px; white-space: nowrap; }
.chapter-state > span { font-size: 17px; margin-left: 7px; }
.is-current::before { content: ""; position: absolute; left: -16px; top: 28px; bottom: 28px; width: 2px; background: var(--accent); }
.is-current .chapter-link { color: var(--accent); }
.is-current .chapter-link:hover .chapter-en { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 5px; }
.drawer-endnote { min-height: 105px; display: flex; align-items: center; justify-content: space-between; gap: 24px; color: var(--secondary); }
.drawer-endnote > span:first-child { font-size: 11px; letter-spacing: .06em; }
.drawer-endnote > span[lang] { font-size: 9px; line-height: 1.8; letter-spacing: .12em; }
.no-script-note { padding: 20px; font-size: 14px; }

@keyframes drawer-in { from { transform: translateX(100%); } to { transform: translateX(0); } }
@keyframes drawer-out { from { transform: translateX(0); } to { transform: translateX(100%); } }
@keyframes backdrop-in { from { background-color: rgba(24,33,28,0); } to { background-color: rgba(24,33,28,.35); } }
@keyframes backdrop-out { from { background-color: rgba(24,33,28,.35); } to { background-color: rgba(24,33,28,0); } }

@media (min-width: 1920px) { .hero-copy { top: 12%; } }
@media (min-width: 768px) and (max-width: 1023px) {
  .navigation-drawer { width: 80vw; }
  .hero-copy { top: 15%; left: 6%; width: 70%; }
  .hero-copy h1 { font-size: clamp(210px,28vw,285px); }
  .hero-english { font-size: 21px; }
  .hero-introduction { font-size: 16px; }
  .drawer-inner { padding-inline: 40px; }
  .chapter-en { font-size: 34px; }
}
@media (max-width: 767px) {
  :root { --header-height: 60px; --page-margin: 20px; }
  .wordmark { font-size: 17px; letter-spacing: .06em; }
  .wordmark-dot { margin-left: 8px; }
  .menu-trigger { font-size: 12px; gap: 13px; min-width: 90px; }
  .home-hero { padding-inline: 8px; }
  .hero-visual { min-height: 590px; height: calc(100svh - var(--header-height) - 8px); border-radius: 22px; }
  .hero-image { object-position: 50% 42%; }
  .hero-tone { background: linear-gradient(0deg,rgba(15,30,20,.48) 0%,transparent 22%); }
  .hero-copy { top: 11%; left: 25px; width: calc(100% - 50px); }
  .hero-kicker { margin: 0 0 22px 4px; font-size: 11px; letter-spacing: .08em; }
  .hero-kicker > span:first-child { padding-inline: 6px; }
  .hero-kicker > span[lang] { font-size: 8px; letter-spacing: .09em; }
  .hero-copy h1 { margin: 0 0 24px; font-size: clamp(150px,42vw,190px); font-weight: 400; line-height: 1.13; }
  .hero-english { font-size: clamp(14px,3.7vw,18px); margin: 0 0 16px 4px; letter-spacing: .065em; }
  .hero-introduction { font-size: 14px; margin-left: 4px; letter-spacing: .05em; line-height: 1.8; }
  .scroll-cue { left: 28px; bottom: 28px; font-size: 12px; gap: 14px; }
  .hero-caption { right: 22px; bottom: 29px; font-size: 13px; letter-spacing: 0; line-height: 1.65; }
  .hero-caption p:first-child { font-size: 13px; margin-bottom: 3px; }
  .hero-caption p:nth-child(2) a { display: block; }
  .hero-caption p:nth-child(2) > span { display: none; }
  .home-intro { grid-template-columns: 1fr; padding-block: 64px 44px; gap: 26px; }
  .intro-label { margin: 0; font-size: 10px; }
  .intro-copy h2 { font-size: 34px; margin-bottom: 20px; }
  .intro-copy > p { font-size: 15px; line-height: 2; max-width: 24em; }
  .desktop-break { display: none; }
  .back-to-top { grid-column: 1; margin-top: 4px; }
  .navigation-drawer { width: 100%; max-width: none; }
  .drawer-inner { padding-inline: 26px; }
  .drawer-header { min-height: 90px; }
  .chapter-link { grid-template-columns: 21px 1fr auto; gap: 12px; min-height: 103px; padding-block: 20px; }
  .chapter-en { font-size: clamp(25px,6.4vw,30px); }
  .chapter-zh { font-size: 13px; }
  .chapter-state { font-size: 10px; }
  .is-current::before { left: -12px; }
  .drawer-endnote { min-height: 88px; }
}
@media (max-width: 374px) {
  .hero-copy { left: 20px; width: calc(100% - 40px); }
  .hero-kicker > span[lang] { display: none; }
  .hero-kicker > span:first-child { display: none; }
  .hero-caption { right: 16px; }
  .scroll-cue { left: 22px; gap: 8px; }
  .drawer-inner { padding-inline: 22px; }
  .chapter-en { font-size: 22px; }
}
@media (max-height: 600px) and (min-width: 768px) {
  .hero-visual { min-height: 620px; }
  .hero-copy { top: 8%; }
  .hero-copy h1 { font-size: 240px; }
  .drawer-header { min-height: 78px; }
  .chapter-link { min-height: 88px; }
  .drawer-endnote { min-height: 80px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media (forced-colors: active) {
  .hero-copy, .scroll-cue, .hero-caption { background: Canvas; color: CanvasText; }
  .hero-tone { display: none; }
  .menu-symbol span,.close-symbol::before,.close-symbol::after,.is-current::before { background: ButtonText; }
}

/* 01 — Museum-object exhibition. Shared cells reserve the largest panel height. */
.six-teas-section { width: min(calc(100% - var(--page-margin) * 2),1536px); margin: 0 auto; padding-block: clamp(80px,8vw,128px) clamp(96px,10vw,160px); scroll-margin-top: calc(var(--header-height) + 24px); border-top: 1px solid var(--line); }
#six-teas-title { scroll-margin-top: calc(var(--header-height) + 28px); }
.tea-section-opening { display: grid; grid-template-columns: repeat(12,minmax(0,1fr)); column-gap: 24px; row-gap: 40px; margin-bottom: clamp(64px,8vw,120px); }
.tea-section-number { grid-column: 1 / 3; padding-top: 10px; font-size: clamp(72px,10vw,152px); font-weight: 300; font-variant-numeric: tabular-nums; letter-spacing: -.065em; line-height: 1; }
.tea-section-titles { grid-column: 4 / -1; }
.tea-section-english { margin: 0; font-family: var(--english-serif); font-size: clamp(64px,8.3vw,140px); line-height: .98; font-weight: 400; letter-spacing: -.045em; }
.tea-section-titles h2 { margin: 26px 0 0; font-family: var(--serif); font-weight: 400; font-size: clamp(28px,3vw,44px); letter-spacing: .05em; }
.tea-section-preface { grid-column: 8 / -1; padding-top: 8px; }
.tea-section-preface > p:first-child { margin: 0 0 20px; font-family: var(--serif); font-size: 23px; line-height: 1.65; }
.tea-classification-note { max-width: 30em; margin: 0 0 12px; font-size: 14px; color: var(--secondary); line-height: 1.9; }
.content-verification-label { display: block; color: var(--secondary); font-size: 10px; line-height: 1.6; letter-spacing: .07em; }
.tea-workspace { display: grid; grid-template-columns: repeat(12,minmax(0,1fr)); column-gap: 24px; align-items: start; }
.tea-selector { grid-column: 1 / 4; min-width: 0; padding: 0; margin: 0; border: 0; }
.tea-selector legend { width: 100%; padding: 0 0 22px; font-size: 13px; color: var(--secondary); letter-spacing: .04em; }
.tea-selector legend > span { display: block; margin-top: 7px; font-size: 9px; letter-spacing: .12em; }
.tea-option { position: relative; display: block; border-top: 1px solid var(--line); cursor: pointer; }
.tea-option:last-child { border-bottom: 1px solid var(--line); }
.tea-option input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; z-index: 1; cursor: pointer; margin: 0; }
.tea-option-row { position: relative; display: grid; grid-template-columns: 23px 1fr auto; gap: 12px; align-items: center; min-height: 102px; padding-block: 18px; }
.tea-option-number { font-size: 11px; font-variant-numeric: tabular-nums; color: var(--secondary); }
.tea-option-names { display: grid; gap: 6px; }
.tea-option-zh { font-family: var(--serif); font-weight: 400; font-size: clamp(27px,2.3vw,36px); line-height: 1.3; transition: color 160ms ease; }
.tea-option-en { font-size: 10px; letter-spacing: .08em; color: var(--secondary); line-height: 1.5; }
.tea-option-state { font-size: 11px; color: var(--accent); visibility: hidden; }
.tea-option input:checked + .tea-option-row::before { content: ""; position: absolute; left: -12px; top: 25px; bottom: 25px; width: 2px; background: var(--accent); }
.tea-option input:checked + .tea-option-row .tea-option-state { visibility: visible; }
.tea-option input:checked + .tea-option-row .tea-option-zh { color: var(--accent); font-weight: 500; }
.tea-option input:hover + .tea-option-row .tea-option-zh { color: var(--accent); }
.tea-option input:focus-visible + .tea-option-row { outline: 2px solid var(--accent); outline-offset: 5px; }
.tea-option input:disabled { cursor: default; }
.tea-exhibition { grid-column: 6 / -1; min-width: 0; }
.tea-panels { display: block; }
.tea-panel { min-width: 0; margin-bottom: 64px; }
.six-teas-section:not(.is-enhanced) .tea-selector,.six-teas-section:not(.is-enhanced) .tea-pager { display: none; }
.six-teas-section:not(.is-enhanced) .tea-workspace { display: block; }
.six-teas-section:not(.is-enhanced) .tea-exhibition { max-width: 850px; margin-inline: auto; }
.is-enhanced .tea-panels { display: grid; }
.is-enhanced .tea-panel { grid-area: 1 / 1; margin-bottom: 0; visibility: hidden; pointer-events: none; opacity: 0; }
.is-enhanced .tea-panel.is-active { visibility: visible; pointer-events: auto; opacity: 1; animation: tea-panel-in 230ms ease-out; }
.tea-object { margin: 0; }
.tea-object-stage { height: clamp(330px,34vw,520px); display: flex; align-items: center; justify-content: center; background: #fff; }
.tea-object-stage img { display: block; width: auto; height: auto; max-width: 86%; max-height: 85%; object-fit: contain; }
.tea-object > figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; padding-block: 15px 0; color: var(--secondary); font-size: 12px; line-height: 1.8; }
.tea-image-credit { font-size: 11px; overflow-wrap: anywhere; }
.tea-image-credit a,.aux-credit a { text-decoration-thickness: 1px; text-decoration-color: #a9b1a7; text-underline-offset: 3px; }
.tea-image-credit a:hover,.aux-credit a:hover { color: var(--accent); text-decoration-color: currentColor; }
.tea-object-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; padding-block: 35px 30px; }
.tea-object-heading h3 { margin: 0; font-family: var(--serif); font-size: clamp(40px,4.7vw,72px); font-weight: 400; line-height: 1.25; letter-spacing: .04em; }
.tea-object-heading > p { margin: 0 0 5px; font-family: var(--english-serif); font-size: clamp(18px,1.8vw,26px); letter-spacing: -.015em; line-height: 1.1; }
.tea-facts { margin: 0; font-size: 14px; line-height: 1.8; }
.tea-facts > div { display: grid; grid-template-columns: 112px 1fr; gap: 24px; padding-block: 12px; border-top: 1px solid var(--line); }
.tea-facts dt { color: var(--secondary); }
.tea-facts dd { margin: 0; }
.tea-content-note { margin: 14px 0 26px; display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 12px; line-height: 1.8; color: var(--secondary); }
.tea-content-note > span[lang] { font-size: 9px; letter-spacing: .065em; }
.tea-related { border-top: 1px solid var(--line); }
.tea-related > summary { min-height: 48px; display: flex; align-items: center; justify-content: space-between; cursor: pointer; list-style: none; font-size: 13px; }
.tea-related > summary::-webkit-details-marker { display: none; }
.tea-related > summary > span { color: var(--secondary); font-size: 12px; }
.tea-related > summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.tea-related-images { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; padding-block: 20px 8px; }
.tea-related-images figure { margin: 0; min-width: 0; }
.tea-related-images img { display: block; height: 230px; width: 100%; object-fit: contain; background: #fff; }
.tea-related-images figcaption { padding-top: 12px; font-size: 12px; line-height: 1.8; }
.aux-credit { display: block; color: var(--secondary); font-size: 11px; overflow-wrap: anywhere; }
.tea-related-note { min-height: 48px; margin: 0; padding-block: 14px; font-size: 12px; line-height: 1.8; color: var(--secondary); border-top: 1px solid var(--line); }
.tea-pager { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 30px; padding-top: 14px; border-top: 1px solid var(--line); }
.tea-pager button { display: inline-flex; gap: 20px; align-items: center; min-height: 48px; padding: 4px 0; background: none; font-size: 13px; }
.tea-pager button:hover { color: var(--accent); }
.tea-pager > span { color: var(--secondary); font-size: 11px; font-variant-numeric: tabular-nums; letter-spacing: .08em; }
@keyframes tea-panel-in { from { opacity: .3; transform: translateY(3px); } to { opacity: 1; transform: translateY(0); } }
@media (min-width:768px) and (max-width:1023px) {
 .tea-section-opening { grid-template-columns: repeat(8,minmax(0,1fr)); gap: 32px 20px; }
 .tea-section-titles { grid-column: 3 / -1; }
 .tea-section-number { grid-column: 1 / 3; font-size: 90px; }
 .tea-section-english { font-size: clamp(64px,8.5vw,88px); }
 .tea-section-preface { grid-column: 5 / -1; }
 .tea-workspace { grid-template-columns: repeat(8,minmax(0,1fr)); column-gap: 24px; }
 .tea-selector { grid-column: 1 / 4; }
 .tea-exhibition { grid-column: 4 / -1; }
 .tea-option-row { gap: 8px; grid-template-columns: 18px 1fr auto; }
 .tea-option-zh { font-size: 26px; }
 .tea-object-stage { height: 340px; }
 .tea-object-heading h3 { font-size: 40px; }
 .tea-facts > div { grid-template-columns: 94px 1fr; gap: 12px; font-size: 13px; }
}
@media (max-width:767px) {
 .six-teas-section { padding-block: 64px 88px; }
 .tea-section-opening { grid-template-columns: 1fr; gap: 24px; margin-bottom: 48px; }
 .tea-section-number { grid-column: 1; font-size: 68px; padding-top: 0; }
 .tea-section-titles { grid-column: 1; }
 .tea-section-english { font-size: clamp(45px,12.5vw,60px); line-height: 1.02; }
 .tea-section-titles h2 { font-size: 28px; margin-top: 20px; }
 .tea-section-preface { grid-column: 1; padding-top: 0; }
 .tea-section-preface > p:first-child { font-size: 20px; margin-bottom: 16px; }
 .tea-classification-note { font-size: 13px; }
 .tea-workspace { grid-template-columns: 1fr; gap: 36px; }
 .tea-selector,.tea-exhibition { grid-column: 1; }
 .tea-selector legend { padding-bottom: 18px; }
 .tea-selector legend > span { display: inline; margin-left: 10px; }
 .tea-options { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0 22px; }
 .tea-option:nth-last-child(2) { border-bottom: 1px solid var(--line); }
 .tea-option-row { min-height: 88px; grid-template-columns: 16px 1fr; gap: 8px; padding-block: 14px; }
 .tea-option-zh { font-size: 24px; }
 .tea-option-en { font-size: 9px; letter-spacing: .04em; }
 .tea-option-state { position: absolute; right: 0; top: 10px; font-size: 9px; }
 .tea-option-number { font-size: 10px; align-self: start; padding-top: 7px; }
 .tea-option input:checked + .tea-option-row::before { left: -8px; top: 20px; bottom: 20px; }
 .tea-object-stage { height: clamp(290px,84vw,380px); }
 .tea-object > figcaption { padding-top: 12px; font-size: 12px; }
 .tea-image-credit { font-size: 11px; }
 .tea-object-heading { padding-block: 28px 25px; }
 .tea-object-heading h3 { font-size: 42px; }
 .tea-object-heading > p { font-size: 20px; }
 .tea-facts > div { grid-template-columns: 100px 1fr; gap: 14px; font-size: 13px; }
 .tea-content-note { margin-bottom: 24px; }
 .tea-related-images { gap: 18px; }
 .tea-related-images img { height: 180px; }
 .tea-pager { margin-top: 24px; }
 .tea-pager button { gap: 12px; }
}

/* 02 — Process as story. Layout and states are scoped to this chapter. */
.tea-making-section { width: min(calc(100% - var(--page-margin) * 2),1536px); margin-inline: auto; padding-block: clamp(80px,8vw,128px) 48px; border-top: 1px solid var(--line); scroll-margin-top: calc(var(--header-height) + 24px); }
#tea-making-title,#making-equipment { scroll-margin-top: calc(var(--header-height) + 28px); }
.making-subtitle { margin: 18px 0 0; font-size: 12px; color: var(--secondary); letter-spacing: .16em; }
.making-eyebrow { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; margin: 0 0 22px; font-size: 12px; line-height: 1.6; letter-spacing: .1em; color: var(--secondary); }
.making-eyebrow > span:first-child { font-variant-numeric: tabular-nums; }
.making-source { margin: 18px 0 0; color: var(--secondary); font-size: 12px; line-height: 1.8; overflow-wrap: anywhere; }
.making-source a,.making-credit a { text-underline-offset: 3px; text-decoration-color: #a9b1a7; }
.making-source a:hover,.making-credit a:hover { color: var(--accent); text-decoration-color: currentColor; }
.making-part-label { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px 28px; padding-block: 20px; border-top: 1px solid var(--line); }
.making-part-label h3 { margin: 0; font-size: 14px; font-weight: 400; }
.making-part-label p { margin: 0; font-size: 10px; letter-spacing: .12em; color: var(--secondary); }
.making-part-label > span { margin-left: auto; font-size: 12px; color: var(--secondary); }
.process-story { display: grid; grid-template-columns: repeat(12,minmax(0,1fr)); gap: 40px 24px; margin-block: 60px clamp(80px,9vw,144px); align-items: center; }
.process-copy { min-width: 0; }
.process-copy h3 { margin: 0; font-family: var(--serif); font-size: clamp(42px,5.7vw,88px); font-weight: 400; line-height: 1.35; letter-spacing: .025em; }
.process-description { max-width: 26em; margin: 28px 0 0; font-size: 16px; line-height: 1.95; }
.making-photo { margin: 0; min-width: 0; }
.making-photo img { display: block; width: 100%; height: auto; }
.making-photo figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 20px; padding-top: 14px; font-size: 13px; line-height: 1.8; color: var(--secondary); }
.making-credit { font-size: 11px; overflow-wrap: anywhere; }
.process-picking .process-copy { grid-column: 10 / -1; grid-row: 1; }
.process-picking .making-photo { grid-column: 1 / 9; grid-row: 1; }
.process-picking .making-photo img { border-radius: 24px; }
.process-withering .process-copy { grid-column: 2 / 6; align-self: start; padding-top: 48px; }
.process-withering .process-copy h3 { font-size: clamp(32px,3.6vw,54px); }
.process-withering .making-photo { grid-column: 7 / -1; }
.process-fixation { padding-top: 48px; border-top: 1px solid var(--line); margin-bottom: 64px; }
.process-fixation .process-copy,.process-drying .process-copy { grid-column: 1 / 6; }
.process-study { grid-column: 7 / -1; color: var(--accent); }
.process-sketch { display: block; width: 100%; height: auto; }
.process-study p { margin: 16px 0 0; font-size: 14px; line-height: 1.9; }
.process-study > span { display: block; margin-top: 8px; color: var(--secondary); font-size: 11px; }
.equipment-observation { display: grid; grid-template-columns: repeat(12,minmax(0,1fr)); gap: 24px; background: var(--ink); color: var(--ivory); padding: clamp(28px,4vw,64px); margin-bottom: clamp(80px,9vw,144px); }
.equipment-copy { grid-column: 1 / 5; align-self: center; }
.equipment-copy .making-eyebrow { color: #bec8bb; font-size: 10px; }
.equipment-copy h3 { font-family: var(--serif); font-size: clamp(24px,2.2vw,34px); font-weight: 400; margin: 0 0 24px; line-height: 1.5; }
.equipment-copy > p { font-size: 14px; line-height: 2.1; }
.equipment-copy .equipment-boundary { margin-top: 26px; font-size: 12px; color: #bec8bb; max-width: 22em; }
.equipment-observation .making-photo { grid-column: 5 / -1; align-self: center; }
.equipment-observation figcaption { color: #bec8bb; }
.equipment-observation a:focus-visible { outline-color: #d0d9b8; }
.equipment-observation a:hover { color: var(--ivory); }
.process-rolling .process-copy { grid-column: 2 / 6; }
.process-rolling .making-photo { grid-column: 8 / 12; }
.process-era { font-family: var(--english-serif); font-size: clamp(34px,4vw,56px); margin: 24px 0 0; }
.process-era span { display: block; margin-top: 8px; font-family: var(--sans); color: var(--secondary); font-size: 11px; }
.process-context { font-family: var(--serif); font-size: 22px; line-height: 1.7; margin: 20px 0 0; }
.process-oxidation { border-block: 1px solid var(--line); padding-block: 64px; align-items: start; }
.process-oxidation .process-copy { grid-column: 1 / 5; }
.mechanism-comparison { grid-column: 6 / -1; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; padding-top: 16px; }
.mechanism > p[lang] { font-family: var(--english-serif); font-size: 20px; line-height: 1.3; margin: 0; }
.mechanism h4 { font-family: var(--serif); font-weight: 400; font-size: 32px; margin: 18px 0 26px; }
.mechanism-rule { display: block; height: 1px; background: var(--accent); width: 100%; }
.mechanism:nth-child(2) .mechanism-rule { background: repeating-linear-gradient(90deg,var(--accent) 0 5px,transparent 5px 12px); }
.mechanism > p:not([lang]):not(.making-source) { font-size: 15px; line-height: 1.9; margin-top: 24px; }
.equipment-backlink { display: inline-block; padding-block: 14px; margin-top: 12px; font-size: 12px; text-underline-offset: 4px; }
.making-break { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: end; padding-block: clamp(64px,9vw,144px); border-top: 1px solid var(--line); }
.making-break > p:first-child { font-family: var(--serif); font-size: clamp(34px,4.4vw,66px); font-weight: 400; line-height: 1.55; margin: 0; }
.making-break > p[lang] { font-family: var(--english-serif); font-size: clamp(40px,6vw,92px); letter-spacing: -.04em; line-height: 1.05; margin: 0; }
.making-break > span { grid-column: 1 / -1; font-size: 10px; color: var(--secondary); }
.making-paths { padding-block: clamp(64px,7vw,112px); border-top: 1px solid var(--line); scroll-margin-top: calc(var(--header-height) + 24px); }
.paths-opening { display: grid; grid-template-columns: 1fr 1fr; column-gap: 48px; }
.paths-opening .making-eyebrow { grid-column: 1 / -1; }
.paths-opening h3 { font-family: var(--serif); font-weight: 400; font-size: clamp(32px,3.6vw,54px); line-height: 1.45; margin: 0; }
.paths-opening > p:last-child { max-width: 30em; margin: 5px 0 0; font-size: 15px; line-height: 1.9; color: var(--secondary); }
.path-selector { display: none; min-width: 0; margin: 48px 0 0; padding: 0; border: 0; }
.paths-enhanced .path-selector { display: block; }
.path-selector legend { font-size: 12px; color: var(--secondary); padding: 0 0 20px; }
.path-selector legend span { font-size: 9px; margin-left: 12px; letter-spacing: .1em; }
.path-options { display: grid; grid-template-columns: repeat(6,minmax(0,1fr)); gap: 24px; }
.path-option { display: block; position: relative; min-width: 0; cursor: pointer; border-block: 1px solid var(--line); }
.path-option input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; z-index: 1; cursor: pointer; }
.path-option-row { display: flex; gap: 12px; position: relative; padding-block: 20px; min-height: 94px; }
.path-number { font-size: 10px; padding-top: 5px; color: var(--secondary); }
.path-option-zh { display: block; font-family: var(--serif); font-size: 23px; line-height: 1.4; }
.path-option-en { display: block; font-size: 9px; margin-top: 7px; line-height: 1.5; letter-spacing: .06em; color: var(--secondary); }
.path-state { visibility: hidden; position: absolute; right: 0; top: 8px; font-size: 9px; color: var(--accent); }
.path-option input:checked + .path-option-row::after { content: ''; position: absolute; bottom: -1px; left: 0; right: 0; height: 2px; background: var(--accent); }
.path-option input:checked + .path-option-row .path-state { visibility: visible; }
.path-option input:checked + .path-option-row .path-option-zh { color: var(--accent); font-weight: 500; }
.path-option input:hover + .path-option-row .path-option-zh { color: var(--accent); }
.path-option input:focus-visible + .path-option-row { outline: 2px solid var(--accent); outline-offset: 5px; }
.paths-workspace { margin-top: 56px; }
.path-network { display: none; min-width: 0; }
.paths-enhanced .paths-workspace { display: grid; grid-template-columns: minmax(0,2.2fr) minmax(0,1fr); gap: 48px; align-items: start; }
.paths-enhanced .path-network { display: block; }
.network-label { margin: 0 0 16px; font-size: 11px; color: var(--secondary); }
.network-label span { display: block; margin-top: 7px; font-size: 9px; letter-spacing: .1em; }
.path-network svg { display: block; width: 100%; height: auto; overflow: visible; }
.network-edges path { stroke: var(--line); stroke-width: 1; transition: stroke 240ms ease,stroke-width 240ms ease; }
.network-edges path.is-on-path { stroke: var(--accent); stroke-width: 2; }
.network-nodes g { fill: var(--secondary); }
.network-nodes circle { fill: var(--ivory); stroke: var(--secondary); stroke-width: 1; transition: fill 240ms ease; }
.network-nodes g.is-on-path { fill: var(--ink); }
.network-nodes g.is-on-path circle { fill: var(--accent); stroke: var(--accent); stroke-width: 2; }
.network-zh { font-family: var(--serif); font-size: 24px; }
.network-en { font-family: var(--sans); font-size: 10px; letter-spacing: .1em; }
.network-nodes text { paint-order: stroke; stroke: var(--ivory); stroke-width: 5px; stroke-linejoin: round; }
.network-nodes g.is-on-path .network-zh { font-weight: 600; }
.network-legend { display: flex; align-items: center; gap: 14px; font-size: 11px; color: var(--secondary); margin-top: 12px; }
.network-legend span { width: 30px; height: 2px; background: var(--accent); }
.path-panels { display: grid; gap: 64px; }
.path-panel { min-width: 0; }
.paths-enhanced .path-panels { gap: 0; }
.paths-enhanced .path-panel { grid-area: 1 / 1; visibility: hidden; pointer-events: none; }
.paths-enhanced .path-panel.is-active { visibility: visible; pointer-events: auto; animation: path-panel-in 240ms ease-out; }
.path-panel header > p { font-family: var(--english-serif); font-size: 20px; margin: 0 0 14px; }
.path-panel h4 { font-family: var(--serif); font-weight: 400; font-size: clamp(29px,3vw,44px); line-height: 1.5; margin: 0; }
.path-explanation { margin: 22px 0 24px; color: var(--secondary); font-size: 14px; line-height: 1.9; }
.path-steps { list-style: none; margin: 0; padding: 0; }
.path-steps li { display: grid; grid-template-columns: 30px 1fr; gap: 18px; position: relative; padding: 13px 0; min-height: 54px; font-size: 17px; line-height: 1.7; }
.path-steps li > span:first-child { font-size: 10px; padding-top: 6px; color: var(--secondary); }
.path-steps li::before { content: ''; position: absolute; width: 1px; top: 18px; bottom: -18px; left: 34px; background: var(--line); }
.path-steps li:last-child::before { bottom: 16px; }
.path-focus { margin: 24px 0 0; padding-top: 18px; border-top: 1px solid var(--line); color: var(--secondary); font-size: 12px; line-height: 1.8; }
.path-focus span { margin-left: 14px; color: var(--accent); font-size: 14px; }
.branch-terms { margin-top: 64px; padding-top: 32px; border-top: 1px solid var(--line); display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 48px; }
.branch-terms > div > p[lang] { font-size: 10px; letter-spacing: .1em; color: var(--secondary); margin: 0; }
.branch-terms h4 { font-family: var(--serif); font-size: 26px; font-weight: 400; margin: 12px 0 18px; }
.branch-terms > div > p:not([lang]):not(.making-source) { font-size: 14px; line-height: 1.9; max-width: 26em; margin: 0; }
.making-next { border-top: 1px solid var(--line); padding-block: 36px 12px; display: grid; grid-template-columns: 1fr auto; gap: 16px; }
.making-next > span { grid-column: 1 / -1; color: var(--secondary); font-size: 11px; }
.making-next p { margin: 0; font-family: var(--serif); font-size: 20px; line-height: 1.7; }
.making-next p[lang] { font-family: var(--english-serif); font-size: clamp(22px,3vw,40px); letter-spacing: -.025em; }
@keyframes path-panel-in { from { opacity: .4; } to { opacity: 1; } }
@media (min-width:768px) and (max-width:1023px) {
 .process-picking .process-copy { grid-column: 9 / -1; }
 .process-picking .making-photo { grid-column: 1 / 8; }
 .process-withering .process-copy { grid-column: 1 / 6; }
 .process-rolling .process-copy { grid-column: 1 / 6; }
 .process-rolling .making-photo { grid-column: 7 / -1; }
 .equipment-observation { padding: 28px; }
 .equipment-copy { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
 .equipment-copy .making-eyebrow,.equipment-copy h3 { grid-column: 1; }
 .equipment-copy > p { margin: 0 0 16px; }
 .equipment-copy .equipment-boundary { margin-top: 0; max-width: none; }
 .equipment-observation .making-photo { grid-column: 1 / -1; }
 .process-oxidation .process-copy { grid-column: 1 / -1; }
 .mechanism-comparison { grid-column: 4 / -1; gap: 32px; }
 .paths-enhanced .paths-workspace { grid-template-columns: 1fr; gap: 40px; }
 .paths-enhanced .path-panel { display: grid; grid-template-columns: 1fr 1fr; column-gap: 40px; align-content: start; }
 .path-panel header,.path-explanation,.path-focus,.path-panel > .making-source { grid-column: 1; }
 .path-steps { grid-column: 2; grid-row: 1 / 5; }
 .path-option-row { gap: 8px; }
 .path-option-zh { font-size: 20px; }
 .path-option-en { font-size: 8px; letter-spacing: 0; }
 .branch-terms { gap: 28px; }
}
@media (max-width:767px) {
 .tea-making-section { padding-top: 64px; }
 .making-subtitle { font-size: 10px; margin-top: 14px; }
 .making-part-label { gap: 10px 20px; padding-block: 18px; }
 .making-part-label > span { width: 100%; margin: 2px 0 0; font-size: 11px; }
 .process-story { grid-template-columns: 1fr; gap: 30px; margin-block: 36px 72px; }
 .process-story .process-copy,.process-story .making-photo,.process-story .process-study,.process-story .mechanism-comparison { grid-column: 1; grid-row: auto; padding-top: 0; }
 .process-copy h3 { font-size: 48px; }
 .process-withering .process-copy h3 { font-size: 36px; }
 .making-eyebrow { font-size: 11px; gap: 20px; margin-bottom: 18px; }
 .process-description { margin-top: 20px; font-size: 15px; max-width: 30em; }
 .making-photo figcaption { font-size: 12px; gap: 6px; }
 .making-credit { font-size: 11px; }
 .process-picking .making-photo img { border-radius: 18px; }
 .process-fixation { padding-top: 32px; margin-bottom: 36px; }
 .process-study p { margin-top: 4px; font-size: 13px; }
 .equipment-observation { grid-template-columns: 1fr; padding: 24px 20px; gap: 28px; margin-bottom: 72px; }
 .equipment-copy,.equipment-observation .making-photo { grid-column: 1; }
 .equipment-copy h3 { font-size: 28px; margin-bottom: 16px; }
 .equipment-copy > p { font-size: 13px; }
 .equipment-copy .equipment-boundary { max-width: none; margin-top: 18px; }
 .equipment-copy .making-eyebrow { font-size: 9px; }
 .process-rolling .making-photo { width: min(100%,390px); justify-self: end; }
 .process-era { font-size: 40px; margin-top: 18px; }
 .process-oxidation { padding-block: 36px; }
 .process-context { font-size: 19px; }
 .mechanism-comparison { gap: 28px; }
 .mechanism > p[lang] { font-size: 16px; }
 .mechanism h4 { font-size: 28px; margin: 14px 0 22px; }
 .mechanism > p:not([lang]):not(.making-source) { font-size: 13px; }
 .making-break { grid-template-columns: 1fr; padding-block: 64px; gap: 30px; }
 .making-break > p:first-child { font-size: 32px; }
 .making-break > p[lang] { font-size: clamp(42px,12vw,56px); }
 .making-paths { padding-block: 56px; }
 .paths-opening { grid-template-columns: 1fr; gap: 18px; }
 .paths-opening .making-eyebrow { margin-bottom: 0; }
 .paths-opening h3 { font-size: 30px; }
 .paths-opening > p:last-child { margin: 0; font-size: 14px; }
 .path-selector { margin-top: 32px; }
 .path-options { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0 22px; }
 .path-option { border-bottom: 0; }
 .path-option:nth-last-child(-n+2) { border-bottom: 1px solid var(--line); }
 .path-option-row { padding-block: 17px; min-height: 88px; gap: 10px; }
 .path-option-zh { font-size: 23px; }
 .path-option-en { font-size: 9px; }
 .paths-enhanced .paths-workspace { grid-template-columns: 1fr; gap: 0; margin-top: 40px; }
 .paths-enhanced .path-network { display: none; }
 .path-panel h4 { font-size: 36px; }
 .path-panel header > p { font-size: 20px; }
 .path-explanation { margin-block: 20px 24px; }
 .path-steps li { min-height: 58px; font-size: 19px; }
 .path-focus { margin-top: 22px; }
 .branch-terms { margin-top: 40px; grid-template-columns: 1fr; gap: 32px; padding-top: 28px; }
 .branch-terms h4 { margin-block: 10px 12px; }
 .branch-terms > div > p:not([lang]):not(.making-source) { max-width: none; }
 .making-next { grid-template-columns: 1fr; padding-top: 28px; }
 .making-next p[lang] { font-size: 27px; }
 .making-next p { font-size: 18px; }
}