/* VenturesLab 创业工场, design d01. One ground (white), one ink (black), one accent (the seal green of
   the firm's logo), flat poster fields in green and black. One typeface for Latin (Cabinet Grotesk,
   self-hosted) beside the system's Chinese sans. Square corners everywhere. */

@font-face { font-family: 'Cabinet Grotesk'; src: url(fonts/CabinetGrotesk-Regular.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Cabinet Grotesk'; src: url(fonts/CabinetGrotesk-Medium.woff2) format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'Cabinet Grotesk'; src: url(fonts/CabinetGrotesk-Extrabold.woff2) format('woff2'); font-weight: 800; font-display: swap; }
/* On Chinese pages the Latin face covers letters and figures only, so quotation marks and other
   punctuation inside Chinese sentences fall through to the Chinese face at full width. */
@font-face { font-family: 'Cabinet Grotesk Latin'; src: url(fonts/CabinetGrotesk-Regular.woff2) format('woff2'); font-weight: 400; font-display: swap; unicode-range: U+0020-0021, U+0023-0026, U+0028-007E, U+00A0-00FF, U+2013-2014, U+20AC; }
@font-face { font-family: 'Cabinet Grotesk Latin'; src: url(fonts/CabinetGrotesk-Medium.woff2) format('woff2'); font-weight: 500; font-display: swap; unicode-range: U+0020-0021, U+0023-0026, U+0028-007E, U+00A0-00FF, U+2013-2014, U+20AC; }
@font-face { font-family: 'Cabinet Grotesk Latin'; src: url(fonts/CabinetGrotesk-Extrabold.woff2) format('woff2'); font-weight: 800; font-display: swap; unicode-range: U+0020-0021, U+0023-0026, U+0028-007E, U+00A0-00FF, U+2013-2014, U+20AC; }

:root {
  --bg: #ffffff;
  --surface: #f0f0ed;
  --ink: #0a0a0a;
  --muted: #5a5a5a;
  --green: #44a428;          /* sampled from the seal in the firm's logo */
  --black: #0a0a0a;
  --black-2: #171717;
  --on-black-muted: #b4b4b4;
  --accent: var(--green);
  --accent-ink: #0a0a0a;

  --cjk: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Source Han Sans SC', 'Noto Sans SC', 'WenQuanYi Micro Hei', sans-serif;
  --font: 'Cabinet Grotesk', var(--cjk);

  --step-small: clamp(0.8125rem, 0.79rem + 0.1vw, 0.875rem);
  --step-body: clamp(1.0625rem, 1rem + 0.25vw, 1.1875rem);
  --step-lead: clamp(1.25rem, 1.05rem + 0.6vw, 1.5rem);
  --step-statement: clamp(1.375rem, 0.9rem + 1.4vw, 1.875rem);
  --step-head: clamp(2.5rem, 1.2rem + 5vw, 5.5rem);
  --step-display: clamp(4rem, 11.4vw, 11rem);

  --margin: clamp(20px, 1.7vw, 24px);
  --gutter: clamp(12px, 1.4vw, 20px);
  --section: clamp(96px, 11vw, 168px);
  --cols: repeat(12, minmax(0, 1fr));

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.76, 0, 0.24, 1);
  --ease-soft: cubic-bezier(0.33, 1, 0.68, 1);
  --t-press: 140ms;
  --t-hover: 180ms;
}
html:lang(zh-CN) { --font: 'Cabinet Grotesk Latin', var(--cjk); }
html:lang(en) { --step-display: clamp(3rem, 8.4vw, 8.25rem); }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font); font-size: var(--step-body); line-height: 1.55; font-kerning: normal; text-rendering: optimizeLegibility; }
html:lang(zh-CN) body { line-height: 1.85; letter-spacing: 0.02em; }
h1, h2, h3, p, ul, ol, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
h1, h2, h3 { font-weight: 800; text-wrap: balance; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: 0.2em; text-decoration-thickness: 0.07em; }
:focus-visible { outline: 3px solid var(--green); outline-offset: 3px; }
.cities :focus-visible, .person--green :focus-visible, .phead :focus-visible, .sheet--green :focus-visible, .spine--green:focus-visible { outline-color: var(--ink); }
::selection { background: var(--green); color: var(--ink); }

/* display settings, Latin then Chinese */
.hero__title, .phead__title, .thead__title, .chead__title, .cities__name, .close__mark { font-weight: 800; letter-spacing: -0.035em; line-height: 0.9; }
:lang(zh-CN) .hero__title, :lang(zh-CN) .phead__title, :lang(zh-CN) .thead__title, :lang(zh-CN) .chead__title, :lang(zh-CN) .cities__name, :lang(zh-CN) .close__mark { letter-spacing: -0.02em; line-height: 1.02; }
h2, h3 { letter-spacing: -0.02em; line-height: 1.02; }
:lang(zh-CN) h2, :lang(zh-CN) h3 { letter-spacing: 0; line-height: 1.15; }
:lang(zh-CN) .hero__title, :lang(zh-CN) .phead__title { word-break: keep-all; }
/* full-width punctuation kept by the English content (！) is set half-width beside Latin letters */
:lang(en) .hero__title { font-feature-settings: 'halt'; }

.skip { position: absolute; left: var(--margin); top: -200px; z-index: 20; background: var(--ink); color: #fff; padding: 12px 16px; }
.skip:focus { top: 12px; }

/* buttons and links */
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0.7em 1.25em; background: var(--accent); color: var(--accent-ink); font: inherit; font-weight: 500; line-height: 1.2; letter-spacing: 0; text-decoration: none; border: 0; border-radius: 0; cursor: pointer; transition: transform var(--t-press) var(--ease-out), background-color var(--t-hover) ease, color var(--t-hover) ease; }
.button:active { transform: scale(0.97); }
.button--quiet { background: var(--surface); color: var(--ink); }
.link { text-decoration: underline; text-decoration-color: currentColor; transition: text-decoration-color var(--t-hover) ease, color var(--t-hover) ease; }
@media (hover: hover) and (pointer: fine) {
  .button:hover { background: var(--ink); color: #fff; }
  .button--field:hover { background: #fff; color: var(--ink); }
  .link:hover { text-decoration-color: transparent; }
}

/* ---------- bar */
.bar { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: var(--gutter); padding: 18px var(--margin); position: relative; z-index: 5; background: var(--bg); }
.brand { --h: 40px; display: block; width: calc(var(--h) * 652 / 188); height: var(--h); overflow: hidden; }
.brand img { width: calc(var(--h) * 800 / 188); max-width: none; height: auto; margin: calc(var(--h) * -180 / 188) 0 0 calc(var(--h) * -100 / 188); }
.bar__nav { display: flex; gap: clamp(16px, 2.2vw, 36px); justify-content: center; align-items: center; }
.bar__nav a { padding: 6px 0; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 0.35em; text-decoration-color: transparent; transition: text-decoration-color var(--t-hover) ease; }
.bar__nav a[aria-current] { text-decoration-color: currentColor; }
@media (hover: hover) and (pointer: fine) { .bar__nav a:hover { text-decoration-color: var(--green); } }
.bar__lang { font-weight: 500; }
.bar__action { justify-self: end; }

/* ---------- home: hero */
.hero { position: relative; height: calc(100svh - 84px); min-height: 600px; overflow: hidden; padding: 0 var(--margin); }
.hero__title { position: relative; z-index: 2; text-align: center; font-size: var(--step-display); margin: clamp(8px, 2vh, 24px) auto 0; max-width: 64vw; }
.hero__picture { position: relative; z-index: 1; width: 27vw; aspect-ratio: 3 / 4; margin: -1.2vw auto 0; overflow: hidden; background: #2d4a26; }
.hero__picture img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }
.hero__fact { word-break: keep-all; position: absolute; bottom: 32px; z-index: 2; width: min(31vw, 460px); font-size: var(--step-lead); line-height: 1.35; font-weight: 500; }
:lang(zh-CN) .hero__fact { line-height: 1.6; }
.hero__fact--left { left: var(--margin); }
.hero__fact--right { right: var(--margin); text-align: right; }
.hero__fact--right p + p { margin-top: 0.6em; }

/* ---------- home: the letter */
.letter { display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); padding: var(--section) var(--margin) 0; }
.letter__side { grid-column: 1 / 5; align-self: start; position: sticky; top: 32px; }
.letter__title { font-size: var(--step-head); }
.letter__writer { width: 120px; aspect-ratio: 1; object-fit: cover; object-position: 50% 28%; margin-top: 40px; }
.letter__body { grid-column: 5 / 12; max-width: 40em; }
:lang(en) .letter__body { grid-column: 6 / 12; max-width: 36em; }
.letter__block + .letter__block { margin-top: 1.4em; }
.letter__block p + p { margin-top: 1em; }
.letter__questions { font-size: var(--step-lead); font-weight: 500; line-height: 1.4; padding: 0.4em 0; }
:lang(zh-CN) .letter__questions { line-height: 1.6; }
.letter__questions li + li, .letter__questions p + p { margin-top: 0.7em; }
.letter__credit { margin-top: 56px; }
.letter__name { font-size: var(--step-lead); font-weight: 800; margin-bottom: 0.3em; }

/* ---------- home: sayings, one flat colour sheet each, butted together */
.sayings { padding-top: var(--section); }
.sayings__title { font-size: var(--step-head); padding: 0 var(--margin); margin-bottom: 48px; }
.sheet { --band: 72px; display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); grid-template-rows: var(--band) auto; padding: 0 var(--margin) clamp(48px, 5vw, 80px); }
.sheet--green { background: var(--green); color: #000; }
.sheet--black { background: var(--black); color: #fff; }
.sheet--paper { background: var(--surface); color: var(--ink); }
.sheet__title { grid-column: 1 / -1; align-self: center; font-size: var(--step-lead); }
.sheet__text { grid-column: 1 / 11; padding-top: 20px; font-size: var(--step-statement); font-weight: 500; line-height: 1.38; max-width: 40em; }
:lang(zh-CN) .sheet__text { line-height: 1.7; max-width: 38em; }

/* ---------- home: strategy */
.strategy { display: grid; grid-template-columns: 1fr 1fr; margin-top: var(--section); min-height: 90svh; }
.strategy__cell { background: var(--surface); padding: 48px var(--margin) 40px; display: grid; grid-template-columns: 1fr auto; grid-template-rows: 1fr auto; column-gap: var(--gutter); }
.strategy__title { grid-column: 1 / -1; font-size: var(--step-display); }
.strategy__intro { align-self: end; font-size: var(--step-statement); font-weight: 800; line-height: 1.2; max-width: 19em; }
:lang(zh-CN) .strategy__intro { line-height: 1.5; max-width: 13em; }
.strategy__action { align-self: end; }
.strategy__rows { display: grid; grid-auto-rows: 1fr; background: var(--black); color: #fff; }
.strategy__row { display: grid; grid-template-columns: 5fr 7fr; gap: var(--gutter); padding: 32px var(--margin); }
.strategy__row:nth-child(even) { background: var(--black-2); }
.strategy__row h3 { font-size: var(--step-lead); }
.strategy__row p { color: #fff; }

/* ---------- home: productions index with a held title card */
.teaser { display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); padding: var(--section) var(--margin) 0; }
.teaser__title { grid-column: 1 / -1; font-size: var(--step-head); margin-bottom: 40px; }
.teaser__list { grid-column: 1 / 8; grid-row: 2; }
.teaser__row { display: block; padding: 8px 0; text-decoration: none; color: var(--muted); transition: color var(--t-hover) ease; }
.teaser__name { display: block; font-size: var(--step-head); font-weight: 800; line-height: 1; letter-spacing: -0.03em; }
:lang(zh-CN) .teaser__name { letter-spacing: 0; line-height: 1.1; }
.teaser__row.is-active, .teaser__row:focus-visible { color: var(--ink); }
@media (hover: hover) and (pointer: fine) { .teaser__row:hover { color: var(--ink); } }
.teaser__row .teaser__thumb { display: none; }
.teaser__frame { grid-column: 8 / 13; grid-row: 2; align-self: start; position: sticky; top: 15vh; aspect-ratio: 16 / 9; }
.teaser__slide { position: absolute; inset: 0; opacity: 0; transition: opacity 200ms ease; }
.teaser__slide.is-active { opacity: 1; }
.teaser__more { grid-column: 1 / 8; justify-self: start; margin-top: 32px; font-size: var(--step-lead); font-weight: 500; }

/* the 16:9 title card each company opens on */
.plate { aspect-ratio: 16 / 9; display: grid; place-items: center; overflow: hidden; }
.plate--light { background: var(--surface); }
.plate--light img { mix-blend-mode: multiply; }
.plate--dark { background: var(--black); }
.plate img { width: min(58%, var(--cap, 9999px)); max-height: 46%; height: auto; object-fit: contain; }
.plate--name { background: var(--surface); padding: 8%; text-align: center; }
.plate--name span { font-size: clamp(1.5rem, 0.8rem + 2.4vw, 3rem); font-weight: 800; line-height: 1.1; }

/* ---------- home: three cities as poster lines */
.cities { background: var(--green); color: #000; margin-top: var(--section); padding: 72px var(--margin) 80px; }
.cities__title { font-size: var(--step-lead); margin-bottom: 40px; }
.cities__list a { display: flex; justify-content: space-between; align-items: baseline; gap: var(--gutter); text-decoration: none; }
.cities__name { font-size: var(--step-display); transition: color var(--t-hover) ease; }
.cities__fact { font-size: var(--step-lead); font-weight: 500; font-variant-numeric: tabular-nums; text-align: right; }
@media (hover: hover) and (pointer: fine) { .cities__list a:hover .cities__name { color: #fff; } }
.cities__list a:focus-visible .cities__name { color: #fff; }

/* ---------- portfolio */
.phead { background: var(--green); color: #000; padding: clamp(40px, 6vw, 88px) var(--margin) clamp(48px, 6vw, 96px); display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); row-gap: clamp(32px, 4vw, 64px); }
.phead__title { grid-column: 1 / -1; font-size: var(--step-display); }
.phead__intro { grid-column: 1 / -1; font-size: var(--step-statement); font-weight: 800; line-height: 1.3; max-width: 48em; }
:lang(zh-CN) .phead__intro { line-height: 1.6; max-width: none; }

.shelf { padding: clamp(64px, 7vw, 112px) var(--margin) 0; }
.shelf__title { font-size: var(--step-head); margin-bottom: 32px; }
.shelf__spines { display: flex; gap: 6px; height: 420px; }
.shelf__spines li { flex: 1 1 0; min-width: 0; }
.spine { writing-mode: vertical-rl; display: flex; align-items: center; justify-content: flex-start; width: 100%; height: 100%; padding: 18px 0; font-size: var(--step-body); font-weight: 500; line-height: 1.1; text-decoration: none; white-space: nowrap; overflow: hidden; transition: background-color var(--t-hover) ease, color var(--t-hover) ease; }
.spine--black { background: var(--black); color: #fff; }
.spine--green { background: var(--green); color: var(--ink); }
.spine--paper { background: var(--surface); color: var(--ink); }
@media (hover: hover) and (pointer: fine) { .spine:hover { background: var(--ink); color: var(--green); } .spine--black:hover { background: var(--green); color: var(--ink); } }
.spine:focus-visible { background: var(--ink); color: var(--green); }

.works { display: grid; row-gap: clamp(96px, 9vw, 144px); padding: var(--section) var(--margin) 0; }
.work { display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); scroll-margin-top: 24px; }
.work__card { grid-column: 1 / 6; align-self: start; position: sticky; top: 24px; }
.work__text { grid-column: 7 / 13; max-width: 40em; }
:lang(en) .work__text { max-width: 36em; }
.work__name { font-size: var(--step-head); margin-bottom: 0.45em; }
.work__body p + p { margin-top: 0.9em; }
.work__back { display: inline-block; margin-top: 24px; font-size: var(--step-small); color: var(--muted); }

/* ---------- team */
.thead { display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); align-items: end; padding: clamp(24px, 4vw, 64px) var(--margin) clamp(48px, 5vw, 80px); }
.thead__title { grid-column: 1 / 10; grid-row: 1; font-size: var(--step-display); word-break: keep-all; }
.thead__line { grid-column: 1 / 8; grid-row: 2; margin-top: 28px; font-size: var(--step-lead); font-weight: 500; line-height: 1.4; max-width: 30em; }
:lang(zh-CN) .thead__line { line-height: 1.6; max-width: 24em; }
.thead__names { grid-column: 10 / 13; grid-row: 1 / 3; align-self: end; font-size: var(--step-lead); font-weight: 800; line-height: 1.3; }
.thead__names li + li { margin-top: 0.5em; }
.thead__names a { text-decoration: none; }
.thead__names span { display: block; font-size: var(--step-body); font-weight: 500; color: var(--muted); }
@media (hover: hover) and (pointer: fine) { .thead__names a:hover { color: var(--green); } }
.person { margin: 0 var(--margin); padding: 56px; display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); overflow: hidden; scroll-margin-top: 16px; }
.person + .person { margin-top: 20px; }
.person--black { background: var(--black); color: #fff; }
.person--green { background: var(--green); color: #000; }
.person__head { grid-column: 1 / 7; grid-row: 1; }
.person__role { font-size: var(--step-lead); font-weight: 500; }
.person__name { font-size: var(--step-head); margin-top: 0.15em; }
.person__picture { grid-column: 1 / 6; grid-row: 2; align-self: end; margin: 48px 0 -56px; aspect-ratio: 3 / 3.4; overflow: hidden; }
.person__picture img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 0; }
.person__bio { grid-column: 7 / 13; grid-row: 1 / 3; max-width: 38em; }
:lang(en) .person__bio { max-width: 34em; }
.person__bio p + p { margin-top: 1em; }
.person__bio p:empty { display: none; }

/* ---------- team: the three places */
.places { padding: var(--section) var(--margin) 0; }
.places__title { font-size: var(--step-head); margin-bottom: 40px; }
.places__list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gutter); }
.places__list a { display: block; text-decoration: none; }
.places__frame { display: block; overflow: hidden; aspect-ratio: 4 / 5; background: #1d2730; }
.places__frame img { width: 100%; height: 100%; object-fit: cover; transition: scale 600ms var(--ease-soft); }
.places__city { display: block; margin-top: 16px; font-size: var(--step-head); font-weight: 800; line-height: 1; letter-spacing: -0.03em; }
:lang(zh-CN) .places__city { letter-spacing: 0; line-height: 1.1; }
.places__caption { display: block; margin-top: 8px; color: var(--muted); }
@media (hover: hover) and (pointer: fine) { .places__list a:hover img { scale: 1.04; } .places__list a:hover .places__city { color: var(--green); } }

/* ---------- contact */
.chead { display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); align-items: end; padding: clamp(24px, 4vw, 64px) var(--margin) 0; }
.chead__main { grid-column: 1 / 9; }
.chead__title { font-size: var(--step-display); }
.chead__line { margin-top: 28px; font-size: var(--step-lead); font-weight: 500; line-height: 1.4; max-width: 30em; }
:lang(zh-CN) .chead__line { line-height: 1.6; max-width: 26em; }
.chead__wechat { grid-column: 10 / 13; display: grid; justify-items: start; align-items: end; }
.chead__wechat .label { grid-column: 1 / -1; font-size: var(--step-lead); margin-bottom: 16px; }
.chead__qr { width: 160px; aspect-ratio: 1; }
.chead__account { margin-top: 12px; font-size: var(--step-lead); font-weight: 800; line-height: 1.2; }
.chead__wechat .button { grid-column: 1 / -1; justify-self: start; margin-top: 16px; }

.bp { display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); row-gap: 32px; align-items: center; padding: var(--section) var(--margin) 0; scroll-margin-top: 16px; }
.bp__form { grid-column: 1 / 6; }
.bp__title { font-size: var(--step-head); }
.bp__label { margin-top: 20px; font-size: var(--step-lead); font-weight: 500; }
.bp__fields { display: grid; gap: 20px; margin-top: 32px; }
.bp__fields label { display: grid; gap: 8px; font-weight: 500; }
.bp__fields input { font: inherit; letter-spacing: inherit; color: var(--ink); background: var(--surface); border: 0; border-radius: 0; padding: 14px 16px; min-height: 52px; width: 100%; }
.bp__fields input:focus-visible { outline-offset: 0; }
.bp__send { justify-self: start; margin-top: 8px; min-width: 12em; }
.bp__card { grid-column: 7 / 13; }
.slate { aspect-ratio: 16 / 9; background: var(--black); color: #fff; display: grid; grid-template-rows: 1fr auto auto; padding: clamp(20px, 2.4vw, 36px); }
.slate__foot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 4px 16px; font-size: var(--step-small); color: var(--on-black-muted); }
.slate__name { align-self: center; text-align: center; font-size: var(--step-head); font-weight: 800; line-height: 1.05; letter-spacing: -0.03em; overflow-wrap: anywhere; text-wrap: balance; }
:lang(zh-CN) .slate__name { letter-spacing: 0; }
.slate__line { text-align: center; font-size: var(--step-lead); font-weight: 500; line-height: 1.3; margin-bottom: 1em; overflow-wrap: anywhere; }
.slate .is-empty { color: #8c8c8c; }

.offices { padding: var(--section) var(--margin) 0; }
.offices__title { font-size: var(--step-head); margin-bottom: 48px; }
.office { display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); align-items: end; scroll-margin-top: 16px; }
.office + .office { margin-top: clamp(96px, 9vw, 144px); }
.office__city { grid-column: 1 / 8; grid-row: 2; font-size: var(--step-display); font-weight: 800; letter-spacing: -0.035em; line-height: 0.9; padding-bottom: 0.08em; }
:lang(zh-CN) .office__city { letter-spacing: -0.02em; line-height: 1.02; }
.office__lines { grid-row: 2; grid-column: 8 / 13; font-size: var(--step-lead); font-weight: 500; line-height: 1.4; padding-bottom: 0.4em; }
.office__lines li + li { margin-top: 0.3em; }
.office__picture { grid-column: 1 / -1; grid-row: 1; margin-bottom: 28px; }
.office__frame { overflow: hidden; aspect-ratio: 21 / 9; background: #1d2730; }
.office__frame img, .office__frame video { display: block; width: 100%; height: 100%; object-fit: cover; }
.office__picture figcaption { width: fit-content; margin: 12px 0 0 auto; font-size: var(--step-small); color: var(--muted); }

/* ---------- close */
.close { background: var(--black); color: #fff; margin-top: var(--section); padding: clamp(64px, 8vw, 120px) var(--margin) 0; display: grid; grid-template-columns: minmax(0, 1fr); overflow: hidden; }
.close__top { display: grid; grid-template-columns: var(--cols); column-gap: var(--gutter); align-content: start; }
.close__invite { grid-column: 1 / 8; font-size: var(--step-head); }
.close .button--field { grid-column: 1 / 8; grid-row: 2; justify-self: start; margin-top: 36px; }
.close__links { grid-column: 10 / 13; grid-row: 1 / 3; line-height: 1.5; }
.close__links li + li { margin-top: 0.5em; }
.close__links a { text-decoration: none; }
@media (hover: hover) and (pointer: fine) { .close__links a:hover { text-decoration: underline; } }
.close__legal { display: flex; justify-content: space-between; align-items: end; gap: 24px; font-size: var(--step-small); color: var(--on-black-muted); padding-top: clamp(72px, 8vw, 128px); }
.close__credits { max-width: 44em; font-size: var(--step-body); line-height: 1.5; }
.close__credits a { color: inherit; }
.close__mark { font-size: 23.4vw; white-space: nowrap; margin: 0.12em calc(var(--margin) * -0.3) 0; height: 0.68em; color: var(--green); }
:lang(en) .close__mark { font-size: 21vw; }

/* ---------- tablet and phone */
@media (max-width: 960px) {
  .hero { height: auto; min-height: 0; padding-bottom: 0; }
  .hero__title { max-width: none; }
  .hero__picture { width: 64vw; margin-top: 12px; aspect-ratio: 3 / 3.4; }
  .hero__fact { position: static; width: auto; text-align: left; padding: 0; margin-top: 28px; }
  .hero__fact--right { text-align: left; }
  .hero__fact--left { font-size: var(--step-lead); font-weight: 800; }
  .letter__side { grid-column: 1 / -1; position: static; display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 40px; }
  .letter__writer { margin-top: 0; width: 96px; }
  .letter__body, :lang(en) .letter__body { grid-column: 1 / -1; }
  .strategy { grid-template-columns: 1fr; }
  .strategy__cell { min-height: 60svh; }
  .teaser__list { grid-column: 1 / -1; }
  .teaser__frame { display: none; }
  .teaser__row { color: var(--ink); padding: 0; }
  .teaser__list li + li { margin-top: 40px; }
  .teaser__row .teaser__thumb { display: grid; margin-bottom: 14px; aspect-ratio: 16 / 10; }
  .teaser__more { grid-column: 1 / -1; }
  .work__card { grid-column: 1 / -1; position: static; margin-bottom: 28px; }
  .work__text, :lang(en) .work__text { grid-column: 1 / -1; max-width: none; }
  .letter__body, :lang(en) .letter__body, .person__bio, :lang(en) .person__bio { max-width: none; }
  .thead__title, .thead__line { grid-column: 1 / -1; }
  .thead__names { grid-column: 1 / -1; grid-row: 3; margin-top: 28px; }
  .person { padding: 40px 28px; }
  .person__head, .person__bio { grid-column: 1 / -1; }
  .person__bio { grid-row: 2; margin-top: 28px; }
  .person__picture { grid-column: 2 / 12; grid-row: 3; margin: 40px 0 -40px; }
  .chead__main { grid-column: 1 / -1; }
  .chead__wechat { grid-column: 1 / -1; margin-top: 32px; }
  .bp__form, .bp__card { grid-column: 1 / -1; }
  .bp__form { display: contents; }
  .bp__title, .bp__label, .bp__fields { grid-column: 1 / -1; }
  .bp__title { grid-row: 1; }
  .bp__label { grid-row: 2; margin-top: -12px; }
  .bp__card { grid-row: 3; }
  .bp__fields { grid-row: 4; margin-top: 0; }
  .office__city, .office__lines { grid-column: 1 / -1; }
  .office__city { grid-row: 1; }
  .office__lines { grid-row: 2; margin-top: 16px; }
  .office__picture { grid-row: 3; margin: 28px 0 0; }
  .office__picture figcaption { margin-left: 0; }
  .office + .office { margin-top: 128px; }
  .places__list { grid-template-columns: 1fr; gap: 48px; }
  .places__frame { aspect-ratio: 16 / 10; }
  .close__invite, .close .button--field { grid-column: 1 / -1; }
  .close__links { grid-column: 1 / -1; grid-row: 3; margin-top: 40px; }
}
@media (max-width: 640px) {
  :root { --step-display: 17vw; }
  html:lang(en) { --step-display: 12vw; }
  .bar { grid-template-columns: 1fr auto; row-gap: 10px; padding-top: 14px; padding-bottom: 12px; }
  .brand { --h: 34px; }
  .bar__nav { grid-column: 1 / -1; grid-row: 2; justify-content: space-between; gap: 8px; font-size: 0.9375rem; }
  .bar__action { min-height: 44px; padding: 0.55em 1em; }
  .hero__picture { width: 78vw; }
  .sheet { --band: 52px; padding-bottom: 40px; min-height: 0; }
  .sheet__text { grid-column: 1 / -1; padding-top: 16px; font-size: var(--step-body); }
  .strategy__row { grid-template-columns: 1fr; gap: 10px; padding: 28px var(--margin); }
  .teaser__name { font-size: 9.5vw; }
  .cities__list a { flex-direction: column; align-items: start; gap: 6px; padding-bottom: 22px; }
  .cities__name { font-size: 15vw; }
  .cities__fact { font-size: 0.9375rem; text-align: left; }
  html:lang(en) .cities__name { font-size: 12vw; }
  .phead__intro { grid-column: 1 / -1; font-size: 1.25rem; }
  .strategy__intro { font-size: 1.25rem; }
  .shelf__spines { height: auto; flex-wrap: wrap; gap: 8px 6px; }
  .shelf__spines li { flex: 0 0 auto; }
  .spine { writing-mode: horizontal-tb; padding: 6px 10px; font-size: 1rem; }
  .person { margin: 0 10px; padding: 32px 20px; }
  .person__picture { grid-column: 1 / -1; margin: 32px 0 -32px; }
  .slate__name { font-size: 2rem; }
  .close__legal { flex-direction: column; align-items: start; gap: 8px; }
  .close__mark { font-size: 34vw; }
  :lang(en) .close__mark { font-size: 30vw; }
}

/* ---------- motion. Everything below only adds arrival; the page is finished without it. */
@media (prefers-reduced-motion: no-preference) {
  .js [data-split] .line { display: block; overflow: hidden; padding-bottom: 0.08em; margin-bottom: -0.08em; }
  .js [data-split] .line > span { display: block; transform: translateY(105%); animation: line-up 900ms var(--ease-expo) forwards; animation-delay: calc(var(--i) * 110ms + 120ms); }
  .js [data-load] { opacity: 0; transform: translateY(14px); animation: load-rise 600ms var(--ease-out) forwards; animation-delay: var(--d); }
  .js [data-open] { clip-path: inset(0 0 100% 0); animation: load-open 1000ms var(--ease-in-out) 150ms forwards; }
  .js [data-open] img { transform: scale(1.08); animation: load-settle 1100ms var(--ease-expo) 100ms forwards; }
  .js [data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity 700ms var(--ease-out), transform 900ms var(--ease-expo); transition-delay: calc(var(--i, 0) * 80ms); }
  .js [data-reveal].is-in { opacity: 1; transform: none; }
  .js [data-shelf] { overflow: clip; }
  .js [data-shelf] .spine { transform: translateY(101%); transition: transform 900ms var(--ease-expo), background-color var(--t-hover) ease, color var(--t-hover) ease; }
  .js [data-shelf].is-in .spine { transform: none; }
  .js [data-shutter] { clip-path: inset(0 0 100% 0); transition: clip-path 1100ms var(--ease-in-out); }
  .js .sheet[data-reveal] { opacity: 1; transform: none; }
  .js .sheet .sheet__title, .js .sheet .sheet__text { opacity: 0; transform: translateY(20px); transition: opacity 700ms var(--ease-out), transform 900ms var(--ease-expo); }
  .js .sheet .sheet__text { transition-delay: 90ms; }
  .js .sheet.is-in .sheet__title, .js .sheet.is-in .sheet__text { opacity: 1; transform: none; }
  .js [data-shutter] img { transform: scale(1.12); transition: transform 1500ms var(--ease-soft); }
  .js [data-shutter].is-in { clip-path: inset(0); }
  .js [data-shutter].is-in img { transform: none; }
  @supports (animation-timeline: view()) {
    .js .hero { view-timeline: --hero block; }
    .js .hero__picture img { animation: load-settle 1100ms var(--ease-expo) 100ms forwards, drift linear both; animation-timeline: auto, --hero; animation-range: normal, exit 0% exit 100%; }
    .js .office__frame { view-timeline: --place block; }
    .js .office__frame img, .js .office__frame video { scale: 1.12; animation: drift-place linear both; animation-timeline: --place; animation-range: entry 0% exit 100%; }
  }
}
@keyframes line-up { to { transform: none; } }
@keyframes load-rise { to { opacity: 1; transform: none; } }
@keyframes load-open { to { clip-path: inset(0); } }
@keyframes load-settle { to { transform: none; } }
@keyframes drift { from { translate: 0 0; } to { translate: 0 14%; } }
@keyframes drift-place { from { translate: 0 -5%; } to { translate: 0 5%; } }