/* MORI —— 主題與變奏
   純 CSS，無框架、無函式庫。色票與字體是全站唯一的兩個系統。 */

:root {
  --ink:   #0A0A0B;
  --panel: #131315;
  --bone:  #EDE9E2;
  --dim:   #A5A19B;
  --faint: #6E6A66;
  --rule:  rgba(237, 233, 226, 0.13);
  --rule2: rgba(237, 233, 226, 0.28);
  --pad:   44px;
  --serif: 'Bodoni Moda', 'Noto Serif TC', serif;
  --sans:  'Archivo', 'Microsoft JhengHei', 'PingFang TC', system-ui, sans-serif;
  --mono:  'Space Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--bone);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── 書眉／書根 ───────────────────────────────── */

.head, .foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px var(--pad) 16px;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.24em;
  color: var(--faint);
}
.head { border-bottom: 1px solid var(--rule); }
.foot { border-top: 1px solid var(--rule); padding: 16px var(--pad) 26px; }

.mark { display: flex; align-items: center; gap: 12px; }
.mark svg { display: block; opacity: 0.8; }
.mark:hover svg { opacity: 1; }

.folio { font-family: var(--serif); font-size: 15px; letter-spacing: 0; }

/* ── 章名頁 ───────────────────────────────────── */

.chapter-open {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr) 300px;
  padding: 88px var(--pad) 74px;
  border-bottom: 1px solid var(--rule);
}
.chapter-open .label { font-family: var(--mono); font-size: 10px; letter-spacing: 0.24em; color: #8B8781; line-height: 2.2; }
.chapter-open h1 {
  font-family: var(--serif);
  font-size: clamp(32px, 3.6vw, 48px);
  line-height: 1.24;
  font-weight: 400;
  margin: 0 0 28px;
  text-wrap: pretty;
}
.chapter-open h1 em { font-style: italic; }
.chapter-open p { font-size: 15px; line-height: 2.15; color: var(--dim); margin: 0; max-width: 760px; text-wrap: pretty; }

.sec-label {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.24em; color: #8B8781;
}

section { border-bottom: 1px solid var(--rule); }
section:last-of-type { border-bottom: 0; }

.cap { font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.16em; color: var(--faint); margin-top: 12px; line-height: 2; }

strong { font-weight: 500; color: var(--bone); }
code { font-family: var(--mono); font-size: 0.92em; color: var(--bone); }

/* ── 跨頁：中間有裝訂線 ────────────────────────── */

.spread { position: relative; display: grid; grid-template-columns: 1fr 1fr; }
.gutter {
  position: absolute; left: 50%; top: 0; bottom: 0; width: 78px;
  transform: translateX(-50%); pointer-events: none;
  background: linear-gradient(90deg,
    rgba(0,0,0,0) 0%, rgba(0,0,0,0.42) 40%, rgba(0,0,0,0.68) 50%, rgba(0,0,0,0.42) 60%, rgba(0,0,0,0) 100%);
}

/* ── 封面 ─────────────────────────────────────── */

.cover { position: relative; height: 100svh; min-height: 620px; overflow: hidden; background: var(--ink); isolation: isolate; }
.cover .breath { position: absolute; inset: 0; }
.cover .plate, .cover .plate img, .cover .plate canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.cover .plate img, .cover .plate canvas { object-fit: contain; object-position: 50% 50%; }
/* 呼吸改成 shader 逐像素 warp（位移場由 Blender 烘出來）。WebGL 起不來就退回下面那條 CSS 縮放。 */
.cover .plate .her-gl { display: none; }
.cover.gl .plate .her-gl { display: block; }
.cover.gl .plate .her-img { visibility: hidden; }
.cover.gl .breath { animation: none !important; }
/* contain 會在兩側留黑邊。新封面的牆是藍灰不是墨黑，接縫會是兩條硬邊，
   所以用同一張圖（已在快取，不多載）重壓成環境色場補掉。 */
.cover .plate .her-bg { object-fit: cover; filter: blur(26px) brightness(0.82); transform: scale(1.06); }
/* 只糊 26px：糊太重會把亮部抹過來，左邊那片陰影反而對不上，接縫更明顯。 */
/* 直式視窗：contain 會在上下留白帶，而糊底在那裡取到的是皮膚（暖褐），跟藍灰牆打架。
   直式改成裁切兩側——她本來就偏右，位置往右上帶就不會切到頭。 */
@media (max-aspect-ratio: 3/4) {
  .cover .plate .her-img, .cover .plate .her-gl { object-fit: cover; object-position: 58% 18%; }
  .cover .plate .her-bg { display: none; }
}
.cover .veil {
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(10,10,11,0.4) 0%, rgba(10,10,11,0.04) 30%, rgba(10,10,11,0.06) 58%, rgba(10,10,11,0.58) 100%);
}
.cover .trim { position: absolute; inset: 30px; border: 1px solid var(--rule2); pointer-events: none; }
.cover .cage { position: absolute; left: 58px; top: 56px; }
.cover .issue { position: absolute; top: 58px; right: 58px; text-align: right; font-family: var(--mono); font-size: 10px; letter-spacing: 0.24em; line-height: 2.4; color: rgba(237,233,226,0.78); }
.cover .title {
  position: absolute; left: 56px; bottom: 96px;
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(52px, 11vw, 158px); line-height: 0.78; letter-spacing: 0.02em;
  mix-blend-mode: difference; white-space: nowrap;
}
.cover .sub {
  position: absolute; left: 58px; bottom: 58px;
  font-family: var(--serif); font-style: italic; font-size: clamp(17px, 2vw, 28px);
  mix-blend-mode: difference;
}
.cover .imprint { position: absolute; right: 58px; bottom: 62px; text-align: right; font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em; line-height: 2; color: rgba(237,233,226,0.66); }
.cover .scroll { position: absolute; left: 58px; bottom: 28px; font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.24em; color: rgba(237,233,226,0.58); }
.cover .replay {
  position: absolute; right: 58px; bottom: 28px; cursor: pointer;
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.24em;
  color: rgba(237,233,226,0.58); background: none; border: 0; border-bottom: 1px solid var(--rule2); padding: 0 0 3px;
}
.cover .replay:hover { color: var(--bone); }

/* 開場：她淡入 → 籠子長出 → 名字浮現 → 版面零件補齊。眨眼在 site.js，不是 CSS */
@keyframes her-in    { from { opacity: 0; transform: scale(1.06); } to { opacity: 1; transform: scale(1); } }
@keyframes breathe   { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.012); } }
@keyframes cage-grow { from { clip-path: inset(100% 0 0 0); opacity: 0; } to { clip-path: inset(0 0 0 0); opacity: 1; } }
@keyframes name-in   { from { opacity: 0; letter-spacing: 0.34em; } to { opacity: 1; letter-spacing: 0.01em; } }
@keyframes soft-in   { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.play .breath  { animation: breathe 7s ease-in-out 2600ms infinite; }
.play .her     { animation: her-in 1500ms cubic-bezier(.22,.61,.36,1) 200ms both; }
.play .cage    { animation: cage-grow 1100ms cubic-bezier(.22,.61,.36,1) 900ms both; }
.play .title   { animation: name-in 1000ms cubic-bezier(.22,.61,.36,1) 1900ms both; }
.play .sub     { animation: soft-in 700ms ease-out 2500ms both; }
.play .trim, .play .issue, .play .imprint { animation: soft-in 800ms ease-out 2900ms both; }
.play .scroll, .play .replay { animation: soft-in 700ms ease-out 3300ms both; }

.still .breath, .still .her, .still .cage, .still .title, .still .sub,
.still .trim, .still .issue, .still .imprint, .still .scroll, .still .replay {
  animation: none; opacity: 1; transform: none; clip-path: none;
}

/* ── 跑馬燈 ───────────────────────────────────── */

.ticker { border-bottom: 1px solid var(--rule); overflow: hidden; padding: 15px 0; }
.ticker-track {
  display: flex; width: max-content; white-space: nowrap;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.26em; color: #8B8781;
  animation: ticker 30s linear infinite;
}
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── 目次 ─────────────────────────────────────── */

.toc-page { padding: 62px 56px 44px 66px; display: flex; flex-direction: column; }
.toc-page h2 { font-family: var(--serif); font-weight: 400; font-size: clamp(38px, 4.2vw, 62px); line-height: 1; margin: 0; letter-spacing: -0.01em; }
.toc-list { margin-top: 46px; display: flex; flex-direction: column; }
.toc-row { display: flex; align-items: flex-end; padding: 12px 0; }
.toc-row:hover .toc-name { color: #FFFFFF; }
.toc-row .n { font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em; color: var(--faint); width: 74px; padding-bottom: 4px; }
.toc-name { font-family: var(--serif); font-size: clamp(19px, 1.9vw, 25px); transition: color 200ms ease; }
.toc-name small { font-size: 14px; font-family: var(--sans); color: #8B8781; margin-left: 14px; }
.leader { flex-grow: 1; border-bottom: 1px dotted rgba(237,233,226,0.3); margin: 0 16px 9px; }
.toc-row .p { font-family: var(--serif); font-size: 21px; color: var(--dim); }
.toc-row.soon { pointer-events: none; }
.toc-row.soon .toc-name, .toc-row.soon .p { color: var(--faint); }

.thesis { margin-top: auto; padding-top: 44px; }
.thesis p.big { font-family: var(--serif); font-size: clamp(24px, 2.4vw, 34px); line-height: 1.34; margin: 0 0 20px; text-wrap: pretty; }
.thesis p.big em { font-style: italic; }
.thesis p.small { font-size: 15px; line-height: 2.1; color: var(--dim); margin: 0; max-width: 520px; text-wrap: pretty; }

/* ── 章與章之間的接續帶 ────────────────────────── */

.turnpage {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  padding: 48px var(--pad) 44px; border-top: 1px solid var(--rule);
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em; color: var(--faint);
}
.turnpage a { transition: color 200ms ease; }
.turnpage a:hover { color: var(--bone); }
.turnpage .next { text-align: right; }
.turnpage .next b, .turnpage .prev b { display: block; font-family: var(--serif); font-size: 26px; font-weight: 400; letter-spacing: 0; color: var(--dim); margin-top: 8px; }
.turnpage a:hover b { color: var(--bone); }

/* ── 進場：往下捲時浮現一次 ────────────────────── */

/* 只有在 JS 真的跑起來時才藏——.rv 蓋掉的是整本書的內容，
   六章併成一頁之後，這條規則失手一次就是整個作品集看不見。
   `js` class 由 <head> 裡的一行 inline script 加上，所以不會有先閃再藏。 */
.js .rv { opacity: 0; transform: translateY(14px); transition: opacity 700ms ease-out, transform 700ms cubic-bezier(.22,.61,.36,1); }
.js .rv.in { opacity: 1; transform: none; }

/* ── 通用小零件 ───────────────────────────────── */

.btn {
  cursor: pointer; font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em;
  padding: 10px 15px; border: 1px solid var(--rule2); color: var(--bone); background: none;
}
.btn:hover { border-color: var(--bone); }
.btn[aria-pressed="true"] { border-color: var(--bone); background: rgba(237,233,226,0.08); }

.stat { font-family: var(--serif); font-size: clamp(34px, 3.4vw, 50px); line-height: 1; }
.stat + div { font-size: 13px; color: #8B8781; margin-top: 11px; }

/* ── 手機 ─────────────────────────────────────── */

@media (max-width: 900px) {
  :root { --pad: 18px; }
  .spread { grid-template-columns: 1fr; }
  .gutter { display: none; }
  .chapter-open { grid-template-columns: 1fr; gap: 22px; }
  .cover .trim { inset: 14px; }
  .cover .cage { left: 26px; top: 30px; }
  .cover .issue { top: 30px; right: 26px; font-size: 8px; }
  .cover .title { left: 24px; bottom: 70px; }
  .cover .sub { left: 25px; bottom: 50px; }
  .cover .imprint { right: 26px; bottom: 22px; font-size: 8.5px; }
  .cover .scroll { left: 26px; bottom: 22px; font-size: 8.5px; }
  .cover .replay { display: none; }
  .toc-page { padding: 34px 20px 30px; }
  .turnpage { grid-template-columns: 1fr; gap: 22px; text-align: left; }
  .turnpage .next { text-align: left; }
  .turnpage .mid { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .ticker-track { animation: none; }
  .play .breath, .play .her, .play .cage, .play .title, .play .sub,
  .play .trim, .play .issue, .play .imprint, .play .scroll, .play .replay {
    animation: none; opacity: 1; transform: none; clip-path: none; letter-spacing: 0.01em;
  }
  .js .rv { opacity: 1; transform: none; transition: none; }
  * { transition-duration: 0.01ms !important; }
}


/* ── 第二章：陳述句與定格並排 ─────────────────────── */

.stmt {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(36px, 5vw, 84px);
  align-items: start;
}
.stmt > .rv { padding-top: 6px; }
.stills { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }

@media (max-width: 900px) {
  .stmt { grid-template-columns: 1fr; gap: 34px; }
}


/* ── 圖片保護 ─────────────────────────────────────────
   擋得住隨手拖曳與長按存檔，擋不住截圖與 devtools。
   真正的保護是圖上那個社徽浮水印。 */

img, video {
  -webkit-user-drag: none;
  user-select: none;
  -webkit-touch-callout: none;
}


/* ── 中英雙語 ─────────────────────────────────────────
   兩種語言都在 DOM 裡，靠 <html data-lang> 決定顯示哪一個。
   不用第二個網址、不用重新載入、不用任何套件。 */

.i18n > i { font-style: inherit; }
html[data-lang="en"] .i18n > i[lang="zh-Hant"] { display: none; }
html:not([data-lang="en"]) .i18n > i[lang="en"] { display: none; }

/* 英文比中文長，角標的寬字距要收一點才不會被鄰牌蓋掉 */
html[data-lang="en"] .card-k { letter-spacing: .14em; }
html[data-lang="en"] .sec-label { letter-spacing: .18em; }

.langbtn {
  position: fixed; top: 14px; right: 50%; transform: translateX(50%);
  z-index: 90;
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .2em;
  color: var(--faint); background: rgba(10, 10, 11, .72);
  border: 1px solid var(--rule); border-radius: 999px;
  padding: 7px 14px; cursor: pointer;
  backdrop-filter: blur(6px);
  transition: color 220ms, border-color 220ms;
}
.langbtn:hover, .langbtn:focus-visible { color: var(--bone); border-color: var(--rule2); }

@media (max-width: 900px) {
  /* 英文比中文長，角標的寬字距要收一點才不會被鄰牌蓋掉 */
html[data-lang="en"] .card-k { letter-spacing: .14em; }
html[data-lang="en"] .sec-label { letter-spacing: .18em; }

.langbtn { top: 10px; padding: 6px 11px; font-size: 9px; }
}