/* Layout: 个展 —— 整站是一间安静的白盒子展厅：12 栏网格、大留白、博物馆式展签。
   作品（像素游戏）是挂在墙上的彩色作品，带卡纸画框；主视觉《海》用线条绘制，文字从不压在图像上。 */
:root {
  /* 原始色 */
  --c-wall: #F2F3F6;
  --c-ink: #101218;
  --c-ultra: #2A3CF0;
  --c-night: #0C0D11;
  --c-chalk: #ECEDF1;
  --c-ultra-2: #8B99FF;

  /* 语义色（浅色展厅） */
  --bg: var(--c-wall);
  --bg-2: #E6E8EE;
  --fg: var(--c-ink);
  --fg-2: #5A5F6E;
  --line: rgba(16, 18, 24, 0.14);
  --line-2: rgba(16, 18, 24, 0.3);
  --accent: var(--c-ultra);
  --on-accent: #FFFFFF;

  /* 字体 */
  --f-serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --f-sans: "Instrument Sans", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;

  --nav-h: 64px;
  --max: 1440px;
  --gut: clamp(20px, 4.4vw, 64px);
  --col-gap: clamp(16px, 2vw, 28px);
  --ease: cubic-bezier(0.2, 0.7, 0.1, 1);
  --art-dim: none;
  --pencil: #54498C;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: var(--c-night);
    --bg-2: #16181E;
    --fg: var(--c-chalk);
    --fg-2: #9499A8;
    --line: rgba(236, 237, 241, 0.13);
    --line-2: rgba(236, 237, 241, 0.3);
    --accent: var(--c-ultra-2);
    --on-accent: #0C0D11;
    --art-dim: brightness(0.86);
    --pencil: #ABA2E8;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: var(--c-night);
  --bg-2: #16181E;
  --fg: var(--c-chalk);
  --fg-2: #9499A8;
  --line: rgba(236, 237, 241, 0.13);
  --line-2: rgba(236, 237, 241, 0.3);
  --accent: var(--c-ultra-2);
  --on-accent: #0C0D11;
  --art-dim: brightness(0.86);
  --pencil: #ABA2E8;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
:root { padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px); }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 16px/1.85 var(--f-sans);
  font-feature-settings: "palt" 0;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.page { overflow-x: clip; }
::selection { background: var(--accent); color: var(--on-accent); }
a { color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; margin: 0; cursor: pointer; }
:focus-visible { outline: 1.5px solid var(--accent); outline-offset: 4px; }
h1, h2, h3 { margin: 0; font-weight: 400; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
img, canvas { max-width: 100%; }
.nb { display: inline-block; }
.vh { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: fixed; left: 12px; top: -80px; z-index: 300; padding: 10px 14px; background: var(--fg); color: var(--bg); text-decoration: none; }
.skip:focus { top: calc(12px + env(safe-area-inset-top, 0px)); }

.wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-left: max(var(--gut), env(safe-area-inset-left, 0px));
  padding-right: max(var(--gut), env(safe-area-inset-right, 0px));
}
.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--col-gap); }

/* ---------- 文字样式 ---------- */
.label {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.2em 0.9em;
  font: 500 12px/1.5 var(--f-sans);
  letter-spacing: 0.08em;
  color: var(--fg);
}
.label i {
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-2);
}
.num { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
.h2 { font: 400 clamp(40px, 5.2vw, 80px)/1.12 var(--f-serif); letter-spacing: -0.01em; }
.lede { font-size: clamp(16px, 1.25vw, 18px); line-height: 1.9; color: var(--fg-2); max-width: 30em; }
.link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5em;
  font: 500 14px/1.4 var(--f-sans);
  letter-spacing: 0.04em;
  text-decoration: none;
  padding-bottom: 3px;
  background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat;
  transition: background-size 0.35s var(--ease), color 0.2s;
}
.link:hover { background-size: 0% 1px; background-position: 100% 100%; }
.link .ar { font-family: var(--f-sans); transition: transform 0.35s var(--ease); }
.link:hover .ar { transform: translateX(4px); }
.link--ext:hover .ar { transform: translate(3px, -3px); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.7em;
  min-height: 48px;
  padding: 0 22px;
  font: 500 14px/1 var(--f-sans);
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--bg);
  background: var(--fg);
  border: 1px solid var(--fg);
  transition: background-color 0.25s, color 0.25s, border-color 0.25s;
}
.btn:hover { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn--ghost { background: transparent; color: var(--fg); border-color: var(--line-2); }
.btn--ghost:hover { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.tri { width: 0; height: 0; border-left: 8px solid currentColor; border-top: 5px solid transparent; border-bottom: 5px solid transparent; }

/* ---------- 导航 ---------- */
.nav {
  position: fixed;
  z-index: 60;
  top: 0; left: 0; right: 0;
  padding-top: env(safe-area-inset-top, 0px);
  transition: background-color 0.3s, box-shadow 0.3s;
}
.nav.is-scrolled { background: var(--bg); box-shadow: 0 1px 0 var(--line); }
.nav__in {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 44px);
  max-width: var(--max);
  margin-inline: auto;
  padding-left: max(var(--gut), env(safe-area-inset-left, 0px));
  padding-right: max(var(--gut), env(safe-area-inset-right, 0px));
}
.logo { display: inline-flex; align-items: baseline; gap: 10px; margin-right: auto; text-decoration: none; }
.logo b { font: 600 19px/1 var(--f-serif); letter-spacing: 0.12em; }
.logo span { font: 500 11px/1 var(--f-sans); letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-2); }
.nav__links { display: flex; gap: clamp(18px, 2.4vw, 36px); }
.nav__links a { position: relative; font: 500 13.5px/1 var(--f-sans); letter-spacing: 0.08em; text-decoration: none; padding: 8px 0; color: var(--fg-2); transition: color 0.2s; }
.nav__links a:hover, .nav__links a[aria-current] { color: var(--fg); }
.nav__links a[aria-current]::after { content: ""; position: absolute; left: 0; right: 0; bottom: 1px; height: 1px; background: currentColor; }
.nav__tools { display: flex; align-items: center; gap: 6px; margin-right: -10px; }
.tbtn { display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 10px; font: 500 12.5px/1 var(--f-sans); letter-spacing: 0.08em; color: var(--fg-2); transition: color 0.2s; }
.tbtn:hover { color: var(--fg); }
.tbtn .dot { width: 13px; height: 13px; border-radius: 50%; border: 1.25px solid currentColor; background: linear-gradient(90deg, currentColor 50%, transparent 50%); }
.tbtn--menu { display: none; }
.vrail {
  position: fixed;
  z-index: 5;
  left: max(16px, env(safe-area-inset-left, 0px));
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font: 400 11.5px/1 var(--f-sans);
  letter-spacing: 0.32em;
  color: var(--fg-2);
  pointer-events: none;
  display: none;
}
@media (min-width: 1380px) { .vrail { display: block; } }

/* ---------- 首屏：展览海报 ---------- */
.cover { padding-top: calc(var(--nav-h) + env(safe-area-inset-top, 0px) + clamp(28px, 6vh, 80px)); }
.cover__meta { align-items: baseline; padding-bottom: clamp(20px, 3vh, 36px); }
.cover__meta .label:first-child { grid-column: 1 / span 7; }
.cover__meta .label:last-child { grid-column: 9 / span 4; justify-content: flex-end; }
.cover__head { align-items: end; }
.cover__title { grid-column: 1 / span 8; font: 400 clamp(112px, 16.5vw, 272px)/0.92 var(--f-serif); letter-spacing: -0.035em; margin-left: -0.04em; }
.cover__aside { grid-column: 9 / span 4; display: grid; gap: 18px; padding-bottom: 0.6em; }
.cover__en { font: 500 clamp(30px, 3.3vw, 52px)/1 var(--f-sans); font-stretch: 82%; letter-spacing: -0.02em; }
.cover__aside .lede { font-size: 15.5px; }
.kv { margin: clamp(32px, 5vh, 56px) 0 0; }
.kv__frame { position: relative; height: clamp(280px, 40vh, 460px); border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); }
.kv__frame canvas { display: block; width: 100%; height: 100%; cursor: crosshair; touch-action: pan-y; }
.kv__live {
  position: absolute;
  left: 0; top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: 500 11px/1 var(--f-sans);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-2);
  pointer-events: none;
}
.kv__live::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: pulse 2.4s var(--ease) infinite; }
.kv figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 24px; margin-top: 14px; font-size: 13px; line-height: 1.6; color: var(--fg-2); }
.kv figcaption b { font-weight: 500; color: var(--fg); }
.cover__info { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px var(--col-gap); align-items: end; margin: clamp(36px, 6vh, 64px) 0 0; padding-bottom: clamp(56px, 10vh, 120px); }
.cover__info dl { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 20px var(--col-gap); margin: 0; }
.cover__info dl div { display: grid; gap: 6px; }
.cover__info dt { font: 500 11px/1 var(--f-sans); letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-2); }
.cover__info dd { margin: 0; font-size: 15px; font-weight: 500; line-height: 1.5; }

/* ---------- 区块标题 ---------- */
.sec { padding-block: clamp(80px, 13vh, 160px); }
.sec + .sec { border-top: 1px solid var(--line); }
.sec-head { align-items: end; row-gap: 20px; margin-bottom: clamp(48px, 9vh, 112px); }
.sec-head > div { grid-column: 1 / span 7; display: grid; gap: 22px; }
.sec-head > .lede { grid-column: 9 / span 4; }

/* ---------- 展品墙 ---------- */
.exhibits { display: grid; gap: clamp(96px, 16vh, 200px); }
.exhibit { align-items: end; row-gap: 28px; }
.exhibit .frame { grid-column: 1 / span 8; }
.exhibit .wl { grid-column: 10 / span 3; }
.exhibit:nth-child(even) .frame { grid-column: 5 / span 8; grid-row: 1; }
.exhibit:nth-child(even) .wl { grid-column: 1 / span 3; grid-row: 1; }
.frame {
  display: block;
  position: relative;
  padding: clamp(14px, 2.6vw, 40px);
  background: var(--bg-2);
  text-decoration: none;
  transition: background-color 0.4s;
}
.frame__screen { position: relative; display: block; aspect-ratio: 16 / 9; max-width: 100%; overflow: hidden; background: var(--g-bg); }
.frame__screen canvas { position: absolute; inset: 0; width: 100%; height: 100%; image-rendering: pixelated; transition: transform 0.8s var(--ease); }
.frame:hover .frame__screen canvas { transform: scale(1.025); }
.frame__tag { position: absolute; right: clamp(14px, 2.6vw, 40px); top: clamp(-2px, 0.6vw, 10px); font: 500 10.5px/1 var(--f-sans); letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-2); }
.wl { display: grid; gap: 12px; align-content: end; }
.wl__no { font: 500 12px/1 var(--f-sans); letter-spacing: 0.12em; color: var(--fg-2); }
.wl__title { font: 500 clamp(28px, 2.5vw, 38px)/1.2 var(--f-serif); letter-spacing: 0.02em; }
.wl__title a { text-decoration: none; }
.wl__title a:hover { color: var(--accent); }
.wl__en { font: italic 400 15px/1.4 var(--f-sans); color: var(--fg); }
.wl__meta { font-size: 13px; line-height: 1.75; color: var(--fg-2); }
.wl__desc { font-size: 14.5px; line-height: 1.85; margin-top: 4px; }
.wl__links { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 10px; }
.status { display: inline-flex; align-items: center; gap: 7px; font: 500 12px/1 var(--f-sans); letter-spacing: 0.06em; color: var(--fg-2); }
.status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.status--live { color: var(--fg); }
.status--live::before { background: var(--accent); }
.status--dev::before { background: transparent; border: 1px solid currentColor; }

/* ---------- 早期作品 ---------- */
.arc { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-2); }
.arc li { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 4fr) minmax(0, 3fr) minmax(0, 2fr) 92px; column-gap: var(--col-gap); align-items: baseline; padding: 22px 0; border-bottom: 1px solid var(--line); transition: background-color 0.2s; }
.arc li:hover { background: var(--bg-2); }
.arc__no, .arc__yr { font: 500 12.5px/1 var(--f-sans); letter-spacing: 0.06em; color: var(--fg-2); }
.arc__name { font: 500 clamp(18px, 1.6vw, 22px)/1.35 var(--f-serif); }
.arc__name em { font: italic 400 14px/1 var(--f-sans); color: var(--fg-2); margin-left: 12px; }
.arc__type, .arc__plat { font-size: 13.5px; color: var(--fg-2); }
.arc li > .link { justify-self: end; }

/* ---------- 艺术家 ---------- */
.artist { row-gap: 56px; align-items: start; }
.portrait { grid-column: 1 / span 4; margin: 0; }
.portrait__img { padding: clamp(12px, 2vw, 28px); background: var(--bg-2); }
.portrait__img img { display: block; width: 100%; height: auto; }
.portrait figcaption { margin-top: 12px; font-size: 12.5px; line-height: 1.6; color: var(--fg-2); }
.bio { grid-column: 6 / span 7; display: grid; gap: 22px; }
.bio__name { font: 400 clamp(56px, 7vw, 108px)/1 var(--f-serif); letter-spacing: 0.02em; }
.bio__role { font-size: 15px; color: var(--fg-2); }
.bio p:not(.label):not(.bio__role) { max-width: 34em; font-size: 16.5px; line-height: 1.95; }
.cvs { grid-column: 6 / span 7; display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 40px var(--col-gap); }
.cvs h3 { font: 500 12px/1.5 var(--f-sans); letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-2); margin-bottom: 14px; }
.cv { list-style: none; margin: 0; padding: 0; }
.cv li { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 12px; padding: 9px 0; border-top: 1px solid var(--line); font-size: 14px; line-height: 1.7; }
.cv time { font: 500 13px/1.7 var(--f-sans); color: var(--fg-2); }
.tools { list-style: none; margin: 0; padding: 0; }
.tools li { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-top: 1px solid var(--line); font-size: 14px; line-height: 1.7; }
.tools span { color: var(--fg-2); font-size: 13px; }

/* ---------- 笔记 ---------- */
.notes { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-2); }
.note { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 7fr) minmax(0, 2fr) minmax(0, 1fr); column-gap: var(--col-gap); align-items: baseline; padding: 28px 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.note time, .note__m { font: 500 12.5px/1.5 var(--f-sans); letter-spacing: 0.04em; color: var(--fg-2); }
.note__t { font: 500 clamp(18px, 1.7vw, 24px)/1.5 var(--f-serif); transition: color 0.2s; }
.note__t small { display: block; margin-top: 6px; font: 400 14px/1.7 var(--f-sans); color: var(--fg-2); }
.note .ar { justify-self: end; transition: transform 0.35s var(--ease); }
.note:hover .note__t { color: var(--accent); }
.note:hover .ar { transform: translate(3px, -3px); }

/* ---------- 联系 ---------- */
.contact__title { grid-column: 1 / -1; font: 400 clamp(56px, 9vw, 144px)/1.04 var(--f-serif); letter-spacing: -0.02em; }
.contact__body { grid-column: 1 / span 6; display: grid; gap: 36px; align-content: start; margin-top: clamp(32px, 5vh, 56px); }
.mail { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; }
.mail__addr { font: 500 clamp(22px, 2.6vw, 36px)/1.3 var(--f-sans); letter-spacing: -0.01em; user-select: all; overflow-wrap: anywhere; min-width: 0; }
.socials { grid-column: 8 / span 5; list-style: none; margin: clamp(32px, 5vh, 56px) 0 0; padding: 0; align-self: end; }
.socials a { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 16px; align-items: baseline; padding: 13px 0; border-top: 1px solid var(--line); text-decoration: none; transition: color 0.2s, padding 0.35s var(--ease); }
.socials li:last-child a { border-bottom: 1px solid var(--line); }
.socials a:hover { color: var(--accent); padding-left: 8px; }
.socials b { font-weight: 500; font-size: 15px; }
.socials span { font-size: 13px; color: var(--fg-2); }

/* ---------- 页脚 ---------- */
.foot { padding-block: clamp(56px, 9vh, 96px) calc(40px + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--line-2); }
.colophon { row-gap: 28px; font-size: 13px; line-height: 1.8; color: var(--fg-2); }
.colophon > div { grid-column: span 3; display: grid; gap: 4px; align-content: start; }
.colophon b { font-weight: 500; color: var(--fg); }
.foot__end { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 56px; font-size: 12.5px; color: var(--fg-2); }

/* ---------- 展品页 ---------- */
.crumbs { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding-top: calc(var(--nav-h) + env(safe-area-inset-top, 0px) + clamp(20px, 4vh, 48px)); }
.crumbs a { font: 500 13px/1.4 var(--f-sans); letter-spacing: 0.04em; color: var(--fg-2); text-decoration: none; }
.crumbs a:hover { color: var(--fg); }
.crumbs span { font: 500 12.5px/1 var(--f-sans); letter-spacing: 0.1em; color: var(--fg-2); }
.whead { align-items: end; row-gap: 24px; padding-block: clamp(36px, 7vh, 88px) clamp(28px, 4vh, 48px); }
.whead__main { grid-column: 1 / span 8; display: grid; gap: 18px; }
.whead__title { font: 400 clamp(64px, 10vw, 156px)/1 var(--f-serif); letter-spacing: -0.02em; margin-left: -0.03em; }
.whead__en { font: italic 400 clamp(18px, 1.6vw, 24px)/1.3 var(--f-sans); }
.whead__aside { grid-column: 9 / span 4; display: grid; gap: 16px; padding-bottom: 0.4em; }
.whead__aside .lede { font-size: clamp(17px, 1.4vw, 20px); color: var(--fg); font-family: var(--f-serif); line-height: 1.75; }

.stage { margin: 0; }
.stage__frame { position: relative; display: grid; justify-items: center; padding: clamp(12px, 3vw, 48px); background: var(--bg-2); transition: background-color 0.6s var(--ease); }
.stage.is-playing .stage__frame { background: var(--g-bg); }
.stage__screen { position: relative; display: grid; place-items: center; width: 100%; aspect-ratio: 16 / 9; max-width: 100%; overflow: hidden; background: var(--g-bg); color: var(--g-fg); outline: none; touch-action: none; user-select: none; -webkit-user-select: none; }
.stage__screen canvas { display: block; width: 100%; height: 100%; image-rendering: pixelated; }
.stage__cover { position: absolute; inset: 0; display: grid; place-content: center; justify-items: center; gap: 12px; text-align: center; transition: opacity 0.3s; }
.stage__cover .btn { color: var(--g-bg); background: var(--g-fg); border-color: var(--g-fg); min-height: 54px; padding: 0 28px; font-size: 15px; }
.stage__cover .btn:hover { color: var(--g-btn-ink); background: var(--g-btn); border-color: var(--g-btn); }
.stage__cover small { font: 500 11.5px/1 var(--f-sans); letter-spacing: 0.14em; color: var(--g-fg); padding: 5px 8px; background: var(--g-bg); }
.stage__msg { position: absolute; inset: 0; display: grid; place-content: center; justify-items: center; gap: 12px; text-align: center; padding: 20px; pointer-events: none; }
.stage__msg.is-over { background: color-mix(in srgb, var(--g-bg) 84%, transparent); pointer-events: auto; }
.stage__msg p { padding: 4px 10px; background: var(--g-bg); }
.msg__k { font: 500 11.5px/1 var(--f-sans); letter-spacing: 0.24em; text-transform: uppercase; }
.msg__t { font: 500 clamp(22px, 3vw, 36px)/1.3 var(--f-serif); }
.msg__s { font-size: 13px; opacity: 0.8; }
.msg__score { font: 600 clamp(44px, 6vw, 80px)/1 var(--f-sans); font-stretch: 80%; font-variant-numeric: tabular-nums; }
.msg__rec { font: 500 11.5px/1 var(--f-sans); letter-spacing: 0.2em; color: var(--g-ac); }
.msg__btns { display: flex; gap: 10px; margin-top: 8px; }
.gbtn { display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 14px; font: 500 13px/1 var(--f-sans); letter-spacing: 0.06em; color: var(--g-fg); border: 1px solid color-mix(in srgb, var(--g-fg) 45%, transparent); background: var(--g-bg); transition: background-color 0.2s, color 0.2s; }
.gbtn:hover { background: var(--g-fg); color: var(--g-bg); }
.stage__flash { position: absolute; left: 50%; top: 16px; padding: 7px 12px; font: 500 13px/1.3 var(--f-sans); letter-spacing: 0.06em; white-space: nowrap; background: var(--g-fg); color: var(--g-bg); transform: translate(-50%, -8px); opacity: 0; transition: opacity 0.25s, transform 0.3s var(--ease); pointer-events: none; }
.stage__flash.is-on { opacity: 1; transform: translate(-50%, 0); }
.stage__subs { position: absolute; left: 50%; bottom: 8%; padding: 6px 14px; transform: translateX(-50%); font: 500 clamp(14px, 1.6vw, 19px)/1.5 var(--f-serif); letter-spacing: 0.12em; white-space: nowrap; color: var(--g-fg); background: var(--g-bg); transition: opacity 0.6s; pointer-events: none; }
.stage__subs.is-out { opacity: 0; }
.stage__bar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 28px; padding-top: 16px; font-size: 13px; color: var(--fg-2); }
.stage__state { display: inline-flex; align-items: center; gap: 8px; color: var(--fg); font-weight: 500; }
.stage__state::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: pulse 2.4s var(--ease) infinite; }
.stage__hud { font-variant-numeric: tabular-nums; }
.stage__hud b { font-weight: 500; color: var(--fg); margin: 0 4px; }
.stage__tools { display: flex; gap: 22px; margin-left: auto; }
.stage__tools button { font: 500 13px/1.4 var(--f-sans); letter-spacing: 0.04em; color: var(--fg-2); padding-bottom: 2px; background: linear-gradient(currentColor, currentColor) 0 100% / 0% 1px no-repeat; transition: background-size 0.3s var(--ease), color 0.2s; }
.stage__tools button:hover { color: var(--fg); background-size: 100% 1px; }
.stage__keys { margin-top: 10px; font-size: 13px; color: var(--fg-2); }
kbd { font: 500 11px/1 var(--f-sans); padding: 3px 6px; border: 1px solid var(--line-2); border-radius: 3px; color: var(--fg); }
.stage__frame:fullscreen { display: grid; place-items: center; padding: 0; background: var(--g-bg); }
.stage__frame:fullscreen .stage__screen { width: 100vw !important; height: 100vh !important; aspect-ratio: auto; }

.wbody { row-gap: 56px; padding-block: clamp(72px, 12vh, 140px); align-items: start; }
.facts { grid-column: 1 / span 4; position: sticky; top: calc(var(--nav-h) + 28px); display: grid; gap: 28px; }
.facts dl { margin: 0; display: grid; }
.facts dl div { display: grid; grid-template-columns: 6.5em minmax(0, 1fr); gap: 12px; padding: 11px 0; border-top: 1px solid var(--line); font-size: 14px; line-height: 1.6; }
.facts dl div:last-child { border-bottom: 1px solid var(--line); }
.facts dt { color: var(--fg-2); }
.facts dd { margin: 0; }
.facts__links { display: grid; gap: 12px; justify-items: start; }
.essay { grid-column: 6 / span 7; display: grid; gap: 22px; }
.essay h2 { font: 400 clamp(30px, 3vw, 44px)/1.25 var(--f-serif); margin-top: 18px; }
.essay h2:first-child { margin-top: 0; }
.essay h3 { font: 500 19px/1.5 var(--f-serif); margin-top: 10px; }
.essay p { max-width: 34em; font-size: 16.5px; line-height: 2; }
.essay .note-k { font: 500 12px/1.5 var(--f-sans); letter-spacing: 0.12em; color: var(--fg-2); }
.milestones { list-style: none; margin: 6px 0 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line-2); max-width: 34em; }
.milestones li { padding: 12px 10px 0 0; font-size: 13px; line-height: 1.5; color: var(--fg-2); position: relative; }
.milestones li::before { content: ""; position: absolute; top: -4px; left: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--bg); border: 1px solid var(--line-2); }
.milestones li.done { color: var(--fg); }
.milestones li.done::before { background: var(--fg); border-color: var(--fg); }
.milestones li.now { color: var(--accent); }
.milestones li.now::before { background: var(--accent); border-color: var(--accent); }

.stills { padding-block: 0 clamp(72px, 12vh, 140px); }
.stills__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--col-gap); margin-top: 32px; }
.still { margin: 0; }
.still__img { padding: clamp(10px, 1.4vw, 20px); background: var(--bg-2); }
.still canvas { display: block; width: 100%; aspect-ratio: 16 / 9; image-rendering: pixelated; }
.still figcaption { margin-top: 10px; font-size: 13px; color: var(--fg-2); }
.still figcaption b { font-weight: 500; color: var(--fg); margin-right: 8px; }

.next { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--col-gap); align-items: end; padding-block: clamp(56px, 10vh, 120px); border-top: 1px solid var(--line-2); text-decoration: none; }
.next__k { grid-column: 1 / span 3; font: 500 12px/1.5 var(--f-sans); letter-spacing: 0.12em; color: var(--fg-2); }
.next__t { grid-column: 4 / span 8; font: 400 clamp(48px, 7vw, 112px)/1 var(--f-serif); letter-spacing: -0.01em; transition: color 0.3s; }
.next__t i { display: block; margin-top: 14px; font: italic 400 clamp(16px, 1.5vw, 22px)/1.3 var(--f-sans); color: var(--fg-2); }
.next__ar { grid-column: 12; justify-self: end; font: 400 clamp(36px, 4vw, 64px)/1 var(--f-sans); transition: transform 0.4s var(--ease); }
.next:hover .next__t { color: var(--accent); }
.next:hover .next__ar { transform: translateX(10px); }


/* ---------- 长标题 / 海报画框 ---------- */
.cover__title--long { font-size: clamp(64px, 10.4vw, 168px); line-height: 1.02; letter-spacing: -0.02em; }
.bio__name--long { font-size: clamp(44px, 5.4vw, 84px); }
.whead__title--long { font-size: clamp(52px, 8vw, 128px); line-height: 1.05; }
.frame__img { display: block; overflow: hidden; background: var(--bg); }
.frame__img img { display: block; width: 100%; height: auto; transition: transform 0.8s var(--ease); }
.frame:hover .frame__img img { transform: scale(1.02); }
.poster { margin: 0; }
.poster__frame { padding: clamp(12px, 3vw, 48px); background: var(--bg-2); }
.poster__frame img { display: block; width: 100%; height: auto; }
.poster figcaption { margin-top: 12px; font-size: 13px; color: var(--fg-2); }

.cover__head--name { row-gap: clamp(32px, 4.5vh, 52px); }
.cover__head--name .cover__title { grid-column: 1 / -1; }
.cover__head--name .cover__aside { grid-column: 7 / -1; padding-bottom: 0; }
.cover__title--name { font-size: min(13.2vw, 176px); line-height: 1.02; letter-spacing: -0.01em; white-space: nowrap; }
.frame__anim, .poster__anim { position: relative; display: block; aspect-ratio: 16 / 9; max-width: 100%; background: #0a1316; overflow: hidden; }
.frame__anim canvas, .poster__anim canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.poster figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; }
.poster figcaption b { font-weight: 500; color: var(--fg); }
.still--wide { margin: 32px 0 0; }

/* ---------- 开场：阅读区 + 开启电脑 ---------- */
.launch { row-gap: 56px; align-items: start; padding-block: clamp(72px, 12vh, 140px); scroll-margin-top: calc(var(--nav-h) + 8px); }
.launch__read { grid-column: 1 / span 7; min-width: 0; }
.tabs { display: flex; gap: 32px; border-bottom: 1px solid var(--line-2); margin-bottom: 32px; }
.tabs button { position: relative; padding: 0 0 14px; font: 500 clamp(18px, 1.6vw, 22px)/1.4 var(--f-serif); color: var(--fg-2); transition: color 0.2s; }
.tabs button[aria-selected="true"] { color: var(--fg); }
.tabs button[aria-selected="true"]::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--fg); }
.tabs button:hover { color: var(--fg); }
.tabpanel { gap: 20px; }
.tabpanel:focus-visible { outline-offset: 12px; }
.tabpanel h2 { font-size: clamp(24px, 2.2vw, 30px); }
.notice { margin: 0; padding-left: 1.4em; display: grid; gap: 18px; max-width: 34em; font-size: 16px; line-height: 1.95; }
.notice li { padding-left: 6px; }
.essay p.dim, .bio p.dim { color: var(--fg-2); font-size: 14px; line-height: 1.8; }
.launch__panel { grid-column: 9 / span 4; position: sticky; top: calc(var(--nav-h) + 28px); display: grid; gap: 20px; padding: clamp(20px, 2.4vw, 32px); background: var(--bg-2); }
.launch__title { font: 400 clamp(28px, 2.6vw, 38px)/1.25 var(--f-serif); }
.check { display: grid; grid-template-columns: 20px minmax(0, 1fr); gap: 12px; align-items: start; font-size: 13.5px; line-height: 1.75; color: var(--fg-2); cursor: pointer; }
.check input { width: 18px; height: 18px; margin: 3px 0 0; accent-color: var(--accent); cursor: pointer; }
.check b { display: block; margin-bottom: 4px; font-size: 15px; font-weight: 500; color: var(--fg); }
.launch__go { min-height: 56px; font-size: 16px; justify-content: space-between; }
.launch__note { font-size: 13px; line-height: 1.75; color: var(--fg-2); }
.facts__dl { margin: 6px 0 0; display: grid; }
.facts__dl div { display: grid; grid-template-columns: 5.5em minmax(0, 1fr); gap: 10px; padding: 10px 0; border-top: 1px solid var(--line); font-size: 13.5px; line-height: 1.6; }
.facts__dl dt { color: var(--fg-2); }
.facts__dl dd { margin: 0; }
.posters { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 0.56fr); gap: var(--col-gap); margin-top: 32px; align-items: start; }
.still__img img { display: block; width: 100%; height: auto; }
@media (max-width: 860px) {
  .cover__title.cover__title--name { font-size: min(14.4vw, 120px); }
  .cover__head--name .cover__aside { grid-column: 1 / -1; }
  .launch__read, .launch__panel { grid-column: 1 / -1; position: static; }
  .launch__panel { order: -1; }
  .posters { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .still--tall { grid-column: 1 / -1; max-width: 420px; }
}
@media (max-width: 600px) {
  .posters { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 提示 / 光标标签 / 移动菜单 ---------- */
.toasts { position: fixed; z-index: 200; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); display: grid; justify-items: center; gap: 8px; pointer-events: none; }
.toast { max-width: min(440px, calc(100vw - 32px)); padding: 12px 18px; font-size: 13.5px; line-height: 1.5; background: var(--fg); color: var(--bg); animation: toastIn 0.4s var(--ease) both; }
.toast.is-out { animation: toastOut 0.35s var(--ease) both; }
.cursor {
  position: fixed;
  z-index: 150;
  left: 0; top: 0;
  padding: 8px 12px;
  font: 500 12px/1 var(--f-sans);
  letter-spacing: 0.08em;
  background: var(--fg);
  color: var(--bg);
  pointer-events: none;
  opacity: 0;
  transform: translate(-100px, -100px);
  transition: opacity 0.2s;
  white-space: nowrap;
}
.cursor.is-on { opacity: 1; }
.mnav {
  position: fixed;
  z-index: 55;
  inset: 0;
  display: grid;
  align-content: start;
  padding: calc(var(--nav-h) + env(safe-area-inset-top, 0px) + 24px) max(var(--gut), env(safe-area-inset-right, 0px)) 32px max(var(--gut), env(safe-area-inset-left, 0px));
  background: var(--bg);
}
.mnav a { display: flex; justify-content: space-between; align-items: baseline; padding: 16px 0; border-bottom: 1px solid var(--line); font: 400 34px/1.2 var(--f-serif); text-decoration: none; }
.mnav a span { font: 500 11px/1 var(--f-sans); letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-2); }

/* ---------- 动画 / 视图过渡 ---------- */
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }
@keyframes toastIn { from { opacity: 0; transform: translateY(10px); } }
@keyframes toastOut { to { opacity: 0; transform: translateY(6px); } }
@view-transition { navigation: auto; }
::view-transition-group(*) { animation-duration: 0.55s; animation-timing-function: cubic-bezier(0.2, 0.7, 0.1, 1); }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: 0.35s; }
html.vt-theme::view-transition-old(root), html.vt-theme::view-transition-new(root) { animation: none; mix-blend-mode: normal; }

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .exhibit .frame, .exhibit:nth-child(even) .frame { grid-column: 1 / span 7; grid-row: 1; }
  .exhibit .wl, .exhibit:nth-child(even) .wl { grid-column: 9 / span 4; grid-row: 1; }
  .arc li { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 4fr) minmax(0, 3fr) 92px; }
  .arc__plat { display: none; }
  .colophon > div { grid-column: span 6; }
}
@media (max-width: 860px) {
  .nav__links { display: none; }
  .tbtn--menu { display: inline-flex; }
  .cover__meta .label:first-child, .cover__meta .label:last-child { grid-column: 1 / -1; justify-content: flex-start; }
  .cover__title { grid-column: 1 / -1; font-size: clamp(96px, 30vw, 200px); }
  .cover__aside { grid-column: 1 / -1; margin-top: 18px; }
  .kv__frame { height: min(86vw, 420px); }
  .cover__info { grid-template-columns: minmax(0, 1fr); }
  .cover__info dl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cover__info .btn { justify-self: start; }
  .sec-head > div, .sec-head > .lede { grid-column: 1 / -1; }
  .exhibit .frame, .exhibit:nth-child(even) .frame, .exhibit .wl, .exhibit:nth-child(even) .wl { grid-column: 1 / -1; grid-row: auto; }
  .portrait { grid-column: 1 / span 8; }
  .bio, .cvs { grid-column: 1 / -1; }
  .note { grid-template-columns: minmax(0, 1fr) auto; row-gap: 8px; }
  .note time { grid-column: 1; grid-row: 1; }
  .note__t { grid-column: 1; grid-row: 2; }
  .note__m { grid-column: 1; grid-row: 3; }
  .note .ar { grid-column: 2; grid-row: 1 / span 3; align-self: center; }
  .contact__body, .socials { grid-column: 1 / -1; }
  .whead__main, .whead__aside { grid-column: 1 / -1; }
  .facts, .essay { grid-column: 1 / -1; position: static; }
  .stills__grid { grid-template-columns: minmax(0, 1fr); }
  .next__k { grid-column: 1 / -1; margin-bottom: 12px; }
  .next__t { grid-column: 1 / span 10; }
  .next__ar { grid-column: 11 / span 2; }
}
@media (max-width: 600px) {
  .logo span { display: none; }
  .arc li { grid-template-columns: 52px minmax(0, 1fr) 76px; row-gap: 6px; }
  .arc__no { grid-column: 1; grid-row: 1; }
  .arc__yr { grid-column: 1; grid-row: 2; }
  .arc__name { grid-column: 2; grid-row: 1; }
  .arc__name em { display: block; margin: 4px 0 0; }
  .arc__type { grid-column: 2; grid-row: 2; }
  .arc li > .link { grid-column: 3; grid-row: 1 / span 2; align-self: center; }
  .cvs { grid-template-columns: minmax(0, 1fr); }
  .portrait { grid-column: 1 / -1; }
  .colophon > div { grid-column: 1 / -1; }
  .stage__tools { margin-left: 0; width: 100%; }
  .milestones { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 18px; }
  .stage__subs { white-space: normal; width: calc(100% - 32px); text-align: center; }
  .stage__cover .btn { min-height: 40px; padding: 0 16px; font-size: 13.5px; }
}
@media (hover: none) {
  .stage__cover small { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  @view-transition { navigation: none; }
}

/* ---------- 《河湾的名字》 ---------- */
/* 封面是一张纸；深色模式下压暗一点，不至于刺眼 */
.frame__anim--paper, .poster__anim--paper { background: #E7E1D3; filter: var(--art-dim); }
/* 片名下的译名：普什图文用墨，俄文用化学铅笔的紫 */
.whead__tr { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 28px; }
.whead__tr [lang="ps"] { font: 400 clamp(22px, 2.1vw, 32px)/2.1 "Noto Nastaliq Urdu", "Noto Naskh Arabic", serif; word-spacing: 0.32em; /* Nastaliq 词距太窄，单独的 د 会贴到下一个词上 */ }
.whead__tr [lang="ru"] { font: 400 clamp(22px, 2vw, 30px)/1.4 "Marck Script", cursive; color: var(--pencil); }
.whead__aside .wl__desc--placeholder { color: var(--fg-2); }
.wl__desc--placeholder { color: var(--fg-2); }
.wl__follow { padding: 12px 14px; font-size: 13.5px; line-height: 1.75; background: var(--bg-2); }
/* 原来 GitHub Pages 上已有进度的玩家走这里 */
.launch__note--old { padding-top: 14px; border-top: 1px solid var(--line); }
.launch__note--old a { color: var(--fg); text-underline-offset: 3px; word-break: break-all; }
/* 故事回廊：通关后在作品页查阅游戏里的全部材料 */
.tabpanel--gallery { display: block; }
.gal { display: grid; gap: 18px; }
.gal__tools { display: flex; align-items: end; justify-content: space-between; gap: 16px; }
.gal__search { display: grid; gap: 4px; flex: 1; font: 500 12px/1.4 var(--f-sans); letter-spacing: 0.08em; color: var(--fg-2); }
.gal__search input { width: 100%; max-width: 360px; padding: 8px 0; font: 400 16px/1.4 var(--f-sans); color: var(--fg); background: transparent; border: 0; border-bottom: 1px solid var(--line-2); border-radius: 0; }
.gal__search input:focus { outline: none; border-bottom-color: var(--fg); }
.gal__count { font: 500 12px/1 var(--f-sans); letter-spacing: 0.06em; color: var(--fg-2); white-space: nowrap; }
.gal__groups { display: flex; flex-wrap: wrap; gap: 8px; }
.gal__groups button { padding: 6px 13px; font: 500 13px/1.4 var(--f-sans); color: var(--fg-2); background: transparent; border: 1px solid var(--line-2); border-radius: 999px; cursor: pointer; transition: color 0.2s, background 0.2s; }
.gal__groups button:hover { color: var(--fg); }
.gal__groups button[aria-pressed="true"] { color: var(--bg); background: var(--fg); border-color: var(--fg); }
.gal__cols { scroll-margin-top: calc(var(--nav-h) + 12px); display: grid; grid-template-columns: minmax(0, 14.5em) minmax(0, 1fr); height: min(76vh, 780px); border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); }
.gal__list { overflow: auto; padding: 10px 12px 10px 0; border-right: 1px solid var(--line); scrollbar-width: thin; }
.gal__list button { display: block; width: 100%; padding: 10px 12px; text-align: left; font: 400 14.5px/1.5 var(--f-serif); color: var(--fg); background: transparent; border: 0; cursor: pointer; }
.gal__list button small { display: block; margin-top: 3px; font: 500 11.5px/1.45 var(--f-sans); color: var(--fg-2); }
.gal__list button:hover { background: var(--bg-2); }
.gal__list button[aria-current="true"] { background: var(--bg-2); color: var(--accent); }
.gal__reader { overflow: auto; padding: 24px 0 40px clamp(18px, 2.6vw, 40px); scrollbar-width: thin; }
.gal__reader:focus-visible { outline-offset: -2px; }
.gal__meta { font: 500 12px/1.6 var(--f-sans); letter-spacing: 0.06em; color: var(--fg-2); }
.gal__title { margin: 8px 0 22px; font: 400 clamp(24px, 2.2vw, 30px)/1.35 var(--f-serif); }
.gal__text { max-width: 34em; white-space: pre-wrap; overflow-wrap: anywhere; font: 400 16.5px/2 var(--f-serif); }
.gal__fig { display: block; margin-top: 24px; }
.gal__fig img { display: block; max-width: 100%; height: auto; background: var(--bg-2); }
.gal__table { margin-top: 26px; overflow: auto; }
.gal__table h4 { margin: 0 0 10px; font: 500 14px/1.5 var(--f-sans); }
.gal__table table { width: 100%; border-collapse: collapse; font: 13.5px/1.7 var(--f-sans); }
.gal__table td { min-width: 6em; padding: 8px 10px; border: 1px solid var(--line); vertical-align: top; white-space: pre-wrap; }
.gal__back { display: none; }
.gal__empty { padding: 20px 0; font-size: 14px; color: var(--fg-2); }
@media (max-width: 860px) {
  .gal__cols { grid-template-columns: minmax(0, 1fr); height: auto; }
  .gal__list { max-height: 62vh; padding-right: 0; border-right: 0; }
  .gal__reader { display: none; padding: 16px 0 28px; overflow: visible; }
  .gal.is-reading .gal__list { display: none; }
  .gal.is-reading .gal__reader { display: block; }
  .gal__back { display: inline-flex; margin-bottom: 18px; }
}