/* 底域礦物台｜放映季刊・深化版
   單色白墨印在孔雀石綠紙上。所有選擇器都在 .dtv 底下，class 一律 dtv- 開頭，可以直接變成 Shopify 區段。
   這一輪不加第二個重點、不加新顏色、不加新線型（新加的線一律 1px 淺脈），也不加動態。 */

.dtv {
  --dtv-stock: #0B5E46;      /* 孔雀石紙 */
  --dtv-deep: #063D2D;       /* 深脈：放映室、頁尾 */
  --dtv-ink: #F3F5F0;        /* 白墨（對比 7.08） */
  --dtv-ink-2: #C8E2D3;      /* 淡綠墨（次要文字，對比 5.65） */
  --dtv-vein: #3F8A70;       /* 淺脈：細線，不印字 */
  --dtv-gutter: clamp(16px, 4.45vw, 64px);
  --dtv-gap: 24px;
  --dtv-font: "Bodoni Moda", "Noto Serif TC", "Songti TC", "PMingLiU", serif;
  --dtv-cjk: "Noto Serif TC", "Songti TC", "PMingLiU", serif;

  position: relative;
  color: var(--dtv-ink);
  /* 紙張勻度：橫向略長的紋理（像紙的順紋），soft-light 疊在色票上，平均值仍是 #0B5E46。
     濾鏡指定 sRGB 計算，否則在 linearRGB 算整頁會變亮。頁尾與放映室是深脈平塗。
     評審修正：原本的低頻雲斑（標準差 2.3）在整頁看起來像水漬；改成頻率高一點、振幅減半（標準差約 1），近看才看得出來 */
  background-color: var(--dtv-stock);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='480' height='480'%3E%3Cfilter id='p' x='0' y='0' width='100%25' height='100%25' color-interpolation-filters='sRGB'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.03 .07' numOctaves='3' seed='11' stitchTiles='stitch'/%3E%3CfeColorMatrix values='.06 0 0 0 .47 .06 0 0 0 .47 .06 0 0 0 .47 0 0 0 0 1'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23p)'/%3E%3C/svg%3E");
  background-size: 480px 480px;
  background-blend-mode: soft-light;
  font-family: var(--dtv-font);
  font-weight: 500;
  font-size: 17px;
  line-height: 1.85;
  /* Bodoni 在 21px 以下一律用小號字形（髮線較粗，連字號、加號、斜線才印得出來）；
     大於 21px 的數字各自設回 normal，交給 font-optical-sizing。Noto Serif TC 沒有 opsz 軸，不受影響 */
  font-optical-sizing: auto;
  font-variation-settings: "opsz" 9;
  font-variant-numeric: lining-nums;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
/* 重設一律用 :where()，特異度為 0，不會蓋掉下面任何一個 dtv- class */
:where(.dtv) *, :where(.dtv) *::before, :where(.dtv) *::after { box-sizing: border-box; }
:where(.dtv) :where(p, h1, h2, h3, ol, ul, dl, dd, figure) { margin: 0; padding: 0; }
:where(.dtv) :where(ol, ul) { list-style: none; }
:where(.dtv) img { display: block; max-width: 100%; height: auto; }
:where(.dtv) a { color: inherit; }
:where(.dtv) button { font: inherit; color: inherit; }
:where(.dtv) :focus-visible { outline: 3px solid var(--dtv-ink); outline-offset: 4px; }
.dtv [hidden] { display: none !important; }
.dtv .dtv-vh {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

.dtv-wrap {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding-inline: var(--dtv-gutter);
}
.dtv-code { font-variant-numeric: lining-nums tabular-nums; letter-spacing: .02em; }
.dtv-num { font-family: var(--dtv-font); font-weight: 500; letter-spacing: .02em; }
/* 顯示級的時間：冒號往上提，對齊數字高度的中線 */
.dtv-colon { position: relative; top: -.07em; }

/* 照詞斷行：段落 span 不在詞中間斷（斷點是 programme.js 插的 <wbr>） */
.dtv-ph { display: inline-block; }
.dtv.dtv-is-seg .dtv-ph,
.dtv.dtv-is-seg :where(.dtv-mast-line, .dtv-sec-note, .dtv-notes-list dd, .dtv-now-sub, .dtv-now-note, .dtv-now-fallback,
  .dtv-unit-note, .dtv-unit-order, .dtv-rubric-gloss, .dtv-plate-tag, .dtv-plate-sub, .dtv-lesson-key, .dtv-lesson-art,
  .dtv-day-foot, .dtv-room-sub, .dtv-room-meta dd) { word-break: keep-all; overflow-wrap: anywhere; }
/* 內文：避免孤字 */
.dtv :where(.dtv-sec-note, .dtv-notes-list dd, .dtv-now-sub, .dtv-now-note, .dtv-unit-note, .dtv-unit-order, .dtv-lesson-key, .dtv-day-foot) { text-wrap: pretty; }
/* 標題也一樣（評審修正）：語句段落比欄寬長時，段落裡最後一行常剩一兩個字（「同一個／來源」「就不／見？」「一／大塊？」）；
   pretty 會往前多借幾個字。實測 1440 寬片庫與時刻表的一兩字孤行從 9 處減到 1 處，390 寬從 4 處減到 0 */
.dtv :where(.dtv-now-title, .dtv-next-title, .dtv-slot-title, .dtv-plate-title, .dtv-plate-tag, .dtv-lesson-title, .dtv-room-title) { text-wrap: pretty; }

/* ---------- 按鈕與連結 ---------- */
.dtv-btn {
  display: inline-flex; align-items: center; gap: 12px;
  min-height: 52px; padding: 0 30px;
  border: 1.5px solid var(--dtv-ink); border-radius: 0;
  background: var(--dtv-ink); color: var(--dtv-stock);
  font-family: var(--dtv-cjk); font-weight: 700; font-size: 17px; letter-spacing: .14em; line-height: 1.3;
  cursor: pointer; text-align: left;
  transition: background-color .15s, color .15s;
}
.dtv-btn:hover { background: transparent; color: var(--dtv-ink); }
.dtv-btn--small { min-height: 44px; padding: 0 18px; font-size: 15px; gap: 9px; }
.dtv-tri {
  width: 0; height: 0; flex: none;
  border-style: solid; border-width: 6px 0 6px 10px;
  border-color: transparent transparent transparent currentColor;
}
.dtv-link {
  display: inline-flex; align-items: center; min-height: 44px;
  padding: 0; border: 0; background: none; cursor: pointer;
  font-family: var(--dtv-cjk); font-size: 16px; font-weight: 500; letter-spacing: .06em;
  color: var(--dtv-ink);
  text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 7px;
  text-decoration-color: var(--dtv-ink-2);
}
.dtv-link:hover { text-decoration-thickness: 2px; text-decoration-color: var(--dtv-ink); }

/* ---------- 刊頭 ---------- */
.dtv-mast-row {
  display: flex; justify-content: space-between; align-items: flex-end; gap: 24px;
  padding-top: 28px; padding-bottom: 18px;
  border-bottom: 1px solid var(--dtv-vein);
}
.dtv-mast-name {
  font-family: var(--dtv-cjk); font-weight: 900; font-size: 30px; line-height: 1.2; letter-spacing: .16em;
}
.dtv-mast-line { margin-top: 6px; color: var(--dtv-ink-2); font-family: var(--dtv-cjk); font-size: 15px; letter-spacing: .06em; }
.dtv-clock { text-align: right; line-height: 1; white-space: nowrap; }
.dtv-clock-hm { font-size: 40px; font-weight: 500; letter-spacing: .01em; font-variant-numeric: lining-nums tabular-nums; font-variation-settings: normal; }
.dtv-clock-s { display: inline-block; min-width: 1.4em; margin-left: 6px; font-size: 20px; color: var(--dtv-ink-2); font-variant-numeric: lining-nums tabular-nums; text-align: left; }
.dtv-clock-date { display: block; margin-top: 10px; font-family: var(--dtv-font); font-size: 14px; letter-spacing: .08em; color: var(--dtv-ink-2); }
.dtv-sim { display: inline-block; margin-left: 10px; padding: 1px 8px; border: 1px solid var(--dtv-ink-2); font-size: 12px; letter-spacing: .1em; }

/* ---------- 開場：現在播出 ---------- */
.dtv-now { padding-top: clamp(24px, 3vw, 40px); padding-bottom: clamp(64px, 8vw, 120px); }
.dtv-now-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--dtv-gap);
  align-items: stretch;
}
.dtv-now-text {
  grid-column: 1 / span 7;
  display: flex; flex-direction: column; justify-content: space-between; gap: 40px;
  min-width: 0;
}
.dtv-now-label { font-family: var(--dtv-font); font-size: 18px; font-weight: 700; letter-spacing: .2em; }
/* 全頁唯一大膽的地方。比例數字：「12:00」是一個時間，不是「1」加「2:00」（等寬時多出的 23px 都在 1 後面） */
.dtv-now-time {
  margin: 8px 0 12px -0.045em;
  font-size: clamp(96px, 16.4vw, 244px);
  font-weight: 400;
  line-height: .86;
  letter-spacing: -.012em;
  font-variant-numeric: lining-nums proportional-nums;
  font-variation-settings: normal;
}
.dtv-now-prog, .dtv-next-prog, .dtv-slot-prog {
  display: flex; flex-wrap: wrap; column-gap: 1.1em;
  font-family: var(--dtv-font); color: var(--dtv-ink-2); letter-spacing: .06em;
}
.dtv-now-prog { font-size: 18px; }
.dtv-now-title {
  margin-top: 10px; max-width: 19em;
  font-family: var(--dtv-cjk); font-weight: 700; font-size: clamp(28px, 2.9vw, 42px); line-height: 1.38; letter-spacing: .04em;
}
.dtv-now-season { margin-top: 8px; font-family: var(--dtv-cjk); font-size: 16px; letter-spacing: .06em; color: var(--dtv-ink-2); }
.dtv-now-sub { margin-top: 10px; font-size: 19px; color: var(--dtv-ink-2); }
.dtv-now-season + .dtv-now-sub { margin-top: 2px; }
.dtv-now-state { margin-top: 18px; display: flex; flex-wrap: wrap; align-items: baseline; column-gap: 18px; row-gap: 4px; }
.dtv-state { font-family: var(--dtv-font); font-size: 19px; font-weight: 600; letter-spacing: .12em; }
.dtv-now-note { color: var(--dtv-ink-2); font-size: 15px; }
.dtv-now-actions { margin-top: 22px; display: flex; flex-wrap: wrap; align-items: baseline; column-gap: 28px; row-gap: 12px; }

/* 「先看最近一集：▶ 石之神話〈血色之酒〉，11/1 20:00 首播。」：片名那一段是按鈕，底線同 .dtv-link */
.dtv-now-fallback { flex: 0 1 auto; min-width: 0; font-family: var(--dtv-cjk); font-size: 17px; line-height: 1.7; letter-spacing: .03em; }
.dtv-inline-play {
  display: inline-block; padding: 8px 0; margin: -8px 0;
  border: 0; background: none; cursor: pointer; text-align: left;
  font-family: var(--dtv-cjk); font-size: inherit; font-weight: 700; line-height: inherit; letter-spacing: .03em; color: var(--dtv-ink);
}
.dtv-inline-play .dtv-tri { display: inline-block; margin-right: 8px; border-width: 5px 0 5px 8px; vertical-align: .08em; }
.dtv-inline-play > span:last-child { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 7px; text-decoration-color: var(--dtv-ink-2); }
.dtv-inline-play:hover > span:last-child { text-decoration-thickness: 2px; text-decoration-color: var(--dtv-ink); }
.dtv-now-plate {
  grid-column: 9 / span 4;
  align-self: start;
  justify-self: end;
  width: min(100%, calc((100vh - 170px) * 9 / 16));
  min-width: min(100%, 300px);
}
.dtv-now-plate img { width: 100%; aspect-ratio: 9 / 16; object-fit: cover; }

/* 下一場 */
.dtv-next { padding-top: 22px; border-top: 1px solid var(--dtv-vein); max-width: 640px; }
.dtv-next-label { font-family: var(--dtv-cjk); font-size: 15px; font-weight: 700; letter-spacing: .2em; color: var(--dtv-ink-2); }
.dtv-next-row { margin-top: 12px; display: grid; grid-template-columns: 54px auto minmax(0, 1fr); column-gap: 22px; align-items: start; }
.dtv-next-time { font-size: 52px; line-height: .9; font-weight: 400; font-variant-numeric: lining-nums proportional-nums; font-variation-settings: normal; }
.dtv-next-prog { font-size: 14px; }
.dtv-next-title { font-family: var(--dtv-cjk); font-size: 18px; font-weight: 700; line-height: 1.5; letter-spacing: .03em; }
.dtv-next-when { margin-top: 2px; font-size: 14px; color: var(--dtv-ink-2); letter-spacing: .04em; }
.dtv-next-thumb { width: 54px; aspect-ratio: 9 / 16; object-fit: cover; }

/* ---------- 段落標題 ---------- */
.dtv-sec-head {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; column-gap: 32px; row-gap: 6px;
  padding-top: 22px; border-top: 1px solid var(--dtv-vein);
  margin-bottom: clamp(24px, 3vw, 44px);
  scroll-margin-top: 8px;
}
.dtv-h2 { font-family: var(--dtv-cjk); font-weight: 900; font-size: clamp(30px, 3vw, 44px); line-height: 1.2; letter-spacing: .14em; }
.dtv-sec-date { font-size: 21px; letter-spacing: .06em; color: var(--dtv-ink-2); }
.dtv-sec-note { max-width: 30em; font-family: var(--dtv-cjk); font-size: 16px; color: var(--dtv-ink-2); }

/* ---------- 今天的時刻表 ---------- */
.dtv-day { padding-bottom: clamp(64px, 8vw, 120px); }
.dtv-slots { display: grid; }
.dtv-slot {
  --dtv-st: 84px;            /* 時刻數字的字級；第一欄寬度跟著它算，數字永遠不會壓到節目名 */
  display: grid;
  grid-template-columns: calc(var(--dtv-st) * 2.6) minmax(0, 5fr) minmax(120px, 1.7fr) 128px 60px;
  column-gap: var(--dtv-gap);
  align-items: center;
  padding: 18px 20px;
  margin-inline: -20px;
  border-bottom: 1px solid rgba(63, 138, 112, .55);
}
.dtv-slot:last-child { border-bottom: 0; }
/* 時刻表維持等寬：一欄時間的冒號直直對齊 */
.dtv-slot-time { font-size: var(--dtv-st); line-height: .9; font-weight: 400; letter-spacing: -.01em; font-variant-numeric: lining-nums tabular-nums; font-variation-settings: normal; }
/* 不是每天播的時段：時間下面寫哪幾天播 */
.dtv-slot-days { display: block; margin-top: 10px; font-family: var(--dtv-cjk); font-size: 14px; font-weight: 700; line-height: 1.4; letter-spacing: .14em; color: var(--dtv-ink-2); }
.dtv-slot-prog { font-size: 15px; }
.dtv-slot-title { font-family: var(--dtv-cjk); font-size: 21px; font-weight: 700; line-height: 1.5; letter-spacing: .03em; }
.dtv-slot-state { display: flex; flex-direction: column; font-family: var(--dtv-font); font-size: 17px; font-weight: 600; letter-spacing: .12em; line-height: 1.5; }
.dtv-slot-state small { font-size: 14px; font-weight: 500; letter-spacing: .04em; color: var(--dtv-ink-2); }
.dtv-slot-now { font-family: var(--dtv-cjk); font-size: 13px; font-weight: 700; letter-spacing: .18em; }
.dtv-slot-act { display: flex; justify-content: flex-end; }
.dtv-slot-thumb { width: 60px; aspect-ratio: 9 / 16; object-fit: cover; }
.dtv-slot.dtv-is-gap .dtv-slot-title { font-weight: 500; color: var(--dtv-ink-2); }
/* 現在這一場：反白，像在紙上鏤空一格 */
.dtv-slot.dtv-is-now { background: var(--dtv-ink); color: var(--dtv-stock); border-bottom-color: transparent; }
.dtv-slot.dtv-is-now .dtv-slot-prog,
.dtv-slot.dtv-is-now .dtv-slot-days,
.dtv-slot.dtv-is-now .dtv-slot-state small,
.dtv-slot.dtv-is-now.dtv-is-gap .dtv-slot-title { color: var(--dtv-stock); }
.dtv-slot.dtv-is-now .dtv-btn { background: var(--dtv-stock); color: var(--dtv-ink); border-color: var(--dtv-stock); }
.dtv-slot.dtv-is-now .dtv-btn:hover { background: transparent; color: var(--dtv-stock); }
.dtv-slot.dtv-is-now :focus-visible { outline-color: var(--dtv-stock); }
/* 今天沒有的週播時段：一行字，不是一列 */
.dtv-day-foot { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--dtv-vein); font-family: var(--dtv-cjk); font-size: 15px; line-height: 1.7; letter-spacing: .04em; color: var(--dtv-ink-2); }
.dtv-day-foot + .dtv-day-foot { margin-top: 0; padding-top: 0; border-top: 0; }

/* ---------- 片庫 ---------- */
.dtv-lib { padding-bottom: clamp(64px, 8vw, 120px); }
.dtv-lib-body {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--dtv-gap);
  align-items: start;
}
.dtv-index { grid-column: 1 / span 4; display: grid; gap: 28px; }
/* 目錄跟著捲；矮螢幕放不下整份時，目錄自己可以捲（不會把最後的課程切在畫面外）。
   內距留給焦點框，免得被捲動區切掉 */
@media (min-width: 1181px) {
  .dtv-index {
    position: sticky; top: 16px;
    max-height: calc(100vh - 32px); overflow-y: auto;
    padding: 8px; margin: -8px;
    scrollbar-width: thin; scrollbar-color: var(--dtv-vein) transparent;
  }
}
.dtv-index-col { display: grid; gap: 28px; align-content: start; }
.dtv-index-h { font-family: var(--dtv-cjk); font-size: 15px; font-weight: 700; letter-spacing: .24em; color: var(--dtv-ink-2); margin-bottom: 6px; }
.dtv-index-list > li + li { margin-top: 2px; }
.dtv-index-sname { display: flex; align-items: baseline; gap: 0; min-height: 40px; padding: 8px 10px 0; font-family: var(--dtv-cjk); font-weight: 700; font-size: 17px; letter-spacing: .06em; }
.dtv-index-series ul { margin-left: 62px; }
/* 一行＝時間｜名稱（可折行）｜點線｜狀態｜集數。名稱折行時，點線、狀態、集數都對齊最後一行 */
.dtv-index-row {
  display: grid;
  grid-template-columns: 62px auto minmax(40px, 1fr) auto auto;
  grid-template-areas: "time name dots st n";
  align-items: end;
  width: 100%; min-height: 44px; padding: 9px 10px;
  border: 0; background: none; cursor: pointer; text-align: left;
  font-family: var(--dtv-cjk); font-size: 17px; font-weight: 700; letter-spacing: .04em; line-height: 1.5;
}
.dtv-index-row--notime { grid-template-columns: auto minmax(40px, 1fr) auto auto; grid-template-areas: "name dots st n"; }
.dtv-index-time { grid-area: time; align-self: start; font-family: var(--dtv-font); font-size: 17px; font-weight: 500; color: var(--dtv-ink-2); font-variant-numeric: lining-nums tabular-nums; letter-spacing: .02em; }
.dtv-index-sname .dtv-index-time { flex: none; width: 62px; }
.dtv-index-name { grid-area: name; min-width: 0; display: flex; flex-wrap: wrap; align-items: baseline; column-gap: .7em; }
.dtv-index-theme { font-weight: 500; font-size: 15px; color: var(--dtv-ink-2); }
.dtv-index-dots { grid-area: dots; align-self: end; margin: 0 8px .5em; border-bottom: 2px dotted var(--dtv-vein); }
.dtv-index-n { grid-area: n; font-family: var(--dtv-font); font-weight: 500; font-size: 16px; line-height: 25px; font-variant-numeric: lining-nums tabular-nums; white-space: nowrap; }
/* 狀態只是一行小字：反白留給「現在這一場」和翻開的單元 */
.dtv-index-st { grid-area: st; margin-right: 14px; font-family: var(--dtv-font); font-weight: 500; font-size: 13px; letter-spacing: .08em; color: var(--dtv-ink-2); line-height: 25px; white-space: nowrap; }
.dtv-index-st.dtv-is-on { font-family: var(--dtv-cjk); font-weight: 700; letter-spacing: .16em; color: var(--dtv-ink); }
.dtv-index-row:hover .dtv-index-name { text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px; }
.dtv-index-row[aria-pressed="true"] { background: var(--dtv-ink); color: var(--dtv-stock); }
.dtv-index-row[aria-pressed="true"] .dtv-index-theme,
.dtv-index-row[aria-pressed="true"] .dtv-index-time,
.dtv-index-row[aria-pressed="true"] .dtv-index-st { color: var(--dtv-stock); }
.dtv-index-row[aria-pressed="true"] .dtv-index-dots { border-bottom-color: rgba(11, 94, 70, .45); }
.dtv-index-row[aria-pressed="true"]:focus-visible { outline-color: var(--dtv-ink); }

/* 單元頁：系列名 → 單元標題 → 主題 → 說明 → 觀看順序 → 本季分類表 → 資料行與連結 */
.dtv-unit { grid-column: 6 / span 7; min-width: 0; scroll-margin-top: 16px; }
.dtv-unit-head { margin-bottom: 32px; }
.dtv-unit-names { min-width: 0; }
.dtv-unit-series { font-family: var(--dtv-cjk); font-size: 17px; font-weight: 700; letter-spacing: .14em; color: var(--dtv-ink-2); }
/* 單元標題用明體排，只有數字換成 Bodoni（.dtv-num）——不做時尚雜誌式的 Didone 大標 */
.dtv-unit-title { font-family: var(--dtv-cjk); font-weight: 900; font-size: clamp(40px, 4.2vw, 60px); line-height: 1.15; letter-spacing: .08em; text-wrap: balance; }
.dtv-unit-title .dtv-num { font-weight: 600; font-variation-settings: normal; }
.dtv-unit-title:focus { outline: none; }
.dtv-unit-title:focus-visible { outline: 3px solid var(--dtv-ink); outline-offset: 6px; }
.dtv-unit-theme { margin-top: 4px; font-family: var(--dtv-cjk); font-size: 21px; font-weight: 500; letter-spacing: .06em; }
.dtv-unit-note { margin-top: 14px; max-width: 34em; font-family: var(--dtv-cjk); font-size: 17px; font-weight: 500; line-height: 1.85; letter-spacing: .03em; color: var(--dtv-ink-2); }
.dtv-unit-order { margin-top: 6px; max-width: 38em; font-family: var(--dtv-cjk); font-size: 15px; line-height: 1.7; letter-spacing: .04em; color: var(--dtv-ink-2); }
/* 本季分類表：組名｜解釋｜集數，一組一列 */
.dtv-rubric {
  margin-top: 18px; max-width: 34em;
  display: grid; grid-template-columns: max-content minmax(0, 1fr) max-content; column-gap: 1.6em;
  font-size: 15px; line-height: 1.6;
}
.dtv-rubric > div {
  display: grid; grid-column: 1 / -1; grid-template-columns: subgrid; align-items: baseline;
  padding: 7px 0; border-top: 1px solid var(--dtv-vein);
}
.dtv-rubric > div:last-child { border-bottom: 1px solid var(--dtv-vein); }
.dtv-rubric dt { grid-column: 1; font-family: var(--dtv-cjk); font-weight: 700; letter-spacing: .06em; }
.dtv-rubric-gloss { grid-column: 2; font-family: var(--dtv-cjk); color: var(--dtv-ink-2); letter-spacing: .03em; }
.dtv-rubric-eps { grid-column: 3; font-family: var(--dtv-font); font-variant-numeric: lining-nums tabular-nums; letter-spacing: .04em; word-spacing: .3em; white-space: nowrap; }
.dtv-unit-side {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; column-gap: 32px; row-gap: 4px;
  margin-top: 18px; padding-top: 12px; border-top: 1px solid var(--dtv-vein);
}
.dtv-rubric + .dtv-unit-side, .dtv-unit-names:has(.dtv-rubric) + .dtv-unit-side { border-top: 0; padding-top: 4px; }
.dtv-unit-meta { display: flex; flex-wrap: wrap; column-gap: 1.6em; font-size: 15px; line-height: 1.7; color: var(--dtv-ink-2); letter-spacing: .04em; }
.dtv-unit-links { display: flex; flex-wrap: wrap; column-gap: 24px; }

.dtv-plates {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  column-gap: 20px; row-gap: 36px;
}
.dtv-plate {
  display: flex; flex-direction: column; width: 100%; height: 100%;
  padding: 0; border: 0; background: none; text-align: left; cursor: pointer;
}
.dtv-plate.dtv-is-locked { cursor: default; }
.dtv-plate-img { display: block; background: var(--dtv-deep); }
.dtv-plate-img img { width: 100%; aspect-ratio: 9 / 16; object-fit: cover; }
.dtv-plate-cap { display: flex; flex-direction: column; flex: 1; padding-top: 12px; }
.dtv-plate-code { font-family: var(--dtv-font); font-size: 15px; font-weight: 500; line-height: 1.6; letter-spacing: .06em; color: var(--dtv-ink-2); font-variant-numeric: lining-nums tabular-nums; white-space: nowrap; }
.dtv-plate-title { margin-top: 2px; font-family: var(--dtv-cjk); font-size: 16px; font-weight: 700; line-height: 1.55; letter-spacing: .02em; }
/* 這一集在本季的位置（花蓮　豐田、最硬、粉晶、日本神話…），接在標題下面 */
.dtv-plate-tag { margin-top: 2px; font-family: var(--dtv-cjk); font-size: 14px; line-height: 1.6; letter-spacing: .04em; color: var(--dtv-ink-2); }
.dtv-plate-sub { margin-top: 4px; font-family: var(--dtv-cjk); font-size: 14px; line-height: 1.65; color: var(--dtv-ink-2); }
.dtv-plate-len { margin-top: 2px; font-family: var(--dtv-cjk); font-size: 14px; line-height: 1.6; color: var(--dtv-ink-2); }
.dtv-plate-len .dtv-code, .dtv-lesson-len .dtv-code, .dtv-now-prog .dtv-code, .dtv-slot-prog .dtv-code { font-family: var(--dtv-font); }
.dtv-plate-status { margin-top: auto; padding-top: 10px; display: flex; flex-wrap: wrap; align-items: center; column-gap: 14px; }
.dtv-plate-play {
  display: inline-flex; align-items: center; gap: 8px; min-height: 34px;
  font-family: var(--dtv-cjk); font-size: 15px; font-weight: 700; letter-spacing: .14em;
  border-bottom: 1.5px solid var(--dtv-ink);
}
.dtv-plate-play .dtv-tri { border-width: 5px 0 5px 8px; }
.dtv-plate-when { font-family: var(--dtv-font); font-size: 14px; letter-spacing: .05em; color: var(--dtv-ink-2); }
.dtv-plate:hover .dtv-plate-title { text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px; }
.dtv-plate.dtv-is-locked:hover .dtv-plate-title { text-decoration: none; }
.dtv-plate:hover .dtv-plate-play { border-bottom-width: 3px; }

/* 課程講綱：一堂一列。左欄的數字在時刻表是時間、在這裡是順序 */
.dtv-lessons { --dtv-lt: 48px; border-top: 1px solid var(--dtv-vein); }
.dtv-lesson { border-bottom: 1px solid var(--dtv-vein); }
.dtv-lesson-row {
  display: grid;
  grid-template-columns: calc(var(--dtv-lt) * 1.6) minmax(0, 1fr) auto 160px;
  column-gap: var(--dtv-gap); align-items: start;
  width: 100%; min-height: 44px; padding: 10px 0;
  border: 0; background: none; text-align: left; cursor: pointer;
}
.dtv-lesson-row.dtv-is-locked { cursor: default; }
.dtv-lesson-n { font-size: var(--dtv-lt); font-weight: 400; line-height: .9; letter-spacing: -.01em; font-variant-numeric: lining-nums tabular-nums; font-variation-settings: normal; padding-top: 4px; }
.dtv-lesson-text { display: flex; flex-direction: column; min-width: 0; }
.dtv-lesson-title { font-family: var(--dtv-cjk); font-size: 19px; font-weight: 700; line-height: 1.5; letter-spacing: .03em; }
.dtv-lesson-key { margin-top: 2px; font-family: var(--dtv-cjk); font-size: 15px; line-height: 1.7; color: var(--dtv-ink-2); }
.dtv-lesson-art, .dtv-lesson-len { margin-top: 2px; font-family: var(--dtv-cjk); font-size: 14px; line-height: 1.6; color: var(--dtv-ink-2); }
.dtv-lesson-act { align-self: center; white-space: nowrap; }
.dtv-lesson-img { display: block; width: 160px; background: var(--dtv-deep); }
.dtv-lesson-img img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.dtv-lesson-row:not(.dtv-is-locked):hover .dtv-lesson-title { text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px; }
.dtv-lesson-row:hover .dtv-plate-play { border-bottom-width: 3px; }

/* 單元頁尾：上一頁／下一頁（目錄順序）。下一頁固定在右欄 */
.dtv-pager {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--dtv-gap);
  margin-top: 56px; border-top: 1px solid var(--dtv-vein);
}
.dtv-pager-cell {
  display: flex; flex-direction: column; align-items: flex-start; min-width: 0; min-height: 44px;
  padding: 18px 0 6px; border: 0; background: none; text-align: left; cursor: pointer;
}
.dtv-pager-cell.dtv-is-next { grid-column: 2; }
.dtv-pager-label { font-family: var(--dtv-cjk); font-size: 14px; font-weight: 700; letter-spacing: .14em; line-height: 1.6; color: var(--dtv-ink-2); }
.dtv-pager-name { margin-top: 4px; font-family: var(--dtv-cjk); font-size: 24px; font-weight: 900; line-height: 1.35; letter-spacing: .08em; }
.dtv-pager-name .dtv-num { font-weight: 600; font-variation-settings: normal; font-variant-numeric: lining-nums tabular-nums; }
.dtv-pager-theme { margin-top: 2px; font-family: var(--dtv-cjk); font-size: 16px; font-weight: 500; line-height: 1.6; letter-spacing: .04em; }
.dtv-pager-meta { margin-top: 4px; display: flex; flex-wrap: wrap; column-gap: 1.6em; font-size: 14px; line-height: 1.6; letter-spacing: .04em; color: var(--dtv-ink-2); }
.dtv-pager-cell:hover .dtv-pager-name { text-decoration: underline; text-underline-offset: 7px; text-decoration-thickness: 1px; }
.dtv-unit-back { display: none; margin-top: 24px; padding-top: 12px; border-top: 1px solid var(--dtv-vein); }

/* ---------- 播出須知 ---------- */
.dtv-notes { padding-bottom: clamp(56px, 7vw, 100px); }
.dtv-notes-list {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: var(--dtv-gap); row-gap: 28px;
}
.dtv-notes-list dt { font-family: var(--dtv-cjk); font-size: 19px; font-weight: 700; letter-spacing: .12em; margin-bottom: 8px; }
.dtv-notes-list dd { font-family: var(--dtv-cjk); font-size: 16px; color: var(--dtv-ink-2); line-height: 1.85; max-width: 22em; }
.dtv-notes-list a { display: inline-block; padding-block: 10px; margin-block: -10px; color: var(--dtv-ink); text-underline-offset: 5px; font-family: var(--dtv-font); }

/* ---------- 版權頁（頁尾，深脈平塗） ---------- */
.dtv-foot { background: var(--dtv-deep); }
.dtv-colophon {
  max-width: 34em; padding-top: 28px; padding-bottom: 36px;
  font-size: 14px; line-height: 1.7; letter-spacing: .04em; color: var(--dtv-ink-2);
}
.dtv-colophon > div { display: grid; grid-template-columns: 6em minmax(0, 1fr); column-gap: 12px; padding: 7px 0; }
.dtv-colophon > div + div { border-top: 1px solid var(--dtv-vein); }
.dtv-colophon dt { font-family: var(--dtv-cjk); font-weight: 700; letter-spacing: .12em; }
.dtv-colophon dd { font-family: var(--dtv-cjk); }
.dtv-colophon-name dd { grid-column: 1 / -1; font-weight: 900; font-size: 15px; letter-spacing: .16em; color: var(--dtv-ink); }

/* ---------- 放映室（播放浮層） ---------- */
.dtv-room {
  width: 100%; max-width: none; height: 100%; max-height: none;
  margin: 0; padding: 0; border: 0;
  background: var(--dtv-deep); color: var(--dtv-ink);
  font-family: var(--dtv-font);
  overflow-y: auto; overscroll-behavior: contain;
}
/* 浮層的開關回饋（不是表演性的動態）；減少動態時拿掉 */
.dtv-room[open] { display: flex; animation: dtv-fade .18s ease-out; }
.dtv-room::backdrop { background: rgba(6, 61, 45, .92); }
/* 不支援 <dialog> 的瀏覽器：沒有預設的隱藏（程式還沒跑也要藏著，所以不靠 class），也沒有頂層，自己蓋滿畫面。
   那些瀏覽器多半也不認 inset，四邊分開寫 */
.dtv-room:not([open]) { display: none; }
.dtv-room.dtv-no-dialog[open] { position: fixed; top: 0; right: 0; bottom: 0; left: 0; z-index: 2147483000; }
@keyframes dtv-fade { from { opacity: 0; } to { opacity: 1; } }
.dtv-room-inner {
  position: relative;
  display: flex; align-items: center; justify-content: safe center; gap: 48px;
  width: 100%; min-height: 100%;
  padding: 72px var(--dtv-gutter) 40px;
}
.dtv-room-screen {
  flex: none;
  width: min(calc((100vh - 120px) * 9 / 16), calc(100vw - 32px), 460px);
  aspect-ratio: 9 / 16;
  min-height: 0;                                             /* 不然窄的 16:9 畫面被 iframe 預設的 150px 撐高，比例跑掉 */
  background: #000;
}
/* 16:9 課程：說明欄在畫面下方，畫面讓出空間給片目與上一堂／下一堂 */
.dtv-room-screen.dtv-is-wide { width: min(calc((100vh - 490px) * 16 / 9), calc(100vw - 2 * var(--dtv-gutter)), 1120px); min-width: min(560px, calc(100vw - 2 * var(--dtv-gutter))); aspect-ratio: 16 / 9; }
.dtv-room-screen iframe { display: block; width: 100%; height: 100%; border: 0; }
.dtv-room-cap { width: 340px; flex: none; }
.dtv-room.dtv-is-wide .dtv-room-inner { flex-direction: column; gap: 22px; }
.dtv-room.dtv-is-wide .dtv-room-cap { width: min(calc((100vh - 490px) * 16 / 9), calc(100vw - 2 * var(--dtv-gutter)), 1120px); min-width: min(560px, calc(100vw - 2 * var(--dtv-gutter))); }
/* 16:9 的說明欄夠寬：「在 YouTube 開啟」和上一堂／下一堂排同一列，省下一列高度（900×700 的筆電才放得下） */
.dtv-room.dtv-is-wide .dtv-room-cap { display: flex; flex-wrap: wrap; align-items: center; column-gap: 28px; }
.dtv-room.dtv-is-wide .dtv-room-cap > * { flex: 1 1 100%; }
.dtv-room.dtv-is-wide .dtv-room-cap > .dtv-room-links,
.dtv-room.dtv-is-wide .dtv-room-cap > .dtv-room-nav { flex: 0 1 auto; margin-top: 12px; }
.dtv-room-prog { font-family: var(--dtv-cjk); font-size: 15px; font-weight: 700; letter-spacing: .14em; color: var(--dtv-ink-2); }
.dtv-room-title { margin-top: 6px; font-family: var(--dtv-cjk); font-size: 26px; font-weight: 700; line-height: 1.45; letter-spacing: .03em; }
.dtv-room-sub { margin-top: 8px; font-family: var(--dtv-cjk); font-size: 16px; color: var(--dtv-ink-2); }
/* 片目：跟播出須知同一套（淡綠墨標籤、白墨內容） */
.dtv-room-meta { margin-top: 16px; padding-top: 10px; border-top: 1px solid var(--dtv-vein); }
.dtv-room-meta > div { display: grid; grid-template-columns: 5em minmax(0, 1fr); column-gap: 12px; align-items: baseline; }
.dtv-room-meta dt { font-family: var(--dtv-cjk); font-size: 14px; line-height: 1.75; letter-spacing: .06em; color: var(--dtv-ink-2); }
.dtv-room-meta dd { font-family: var(--dtv-cjk); font-size: 15px; line-height: 1.7; }
.dtv-room-meta .dtv-code, .dtv-room-nav .dtv-code { font-family: var(--dtv-font); font-weight: 500; }
.dtv-room-links { margin-top: 10px; }
.dtv-room-nav { margin-top: 10px; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 12px; }
.dtv-room-nav button {
  min-height: 44px; padding: 0 16px; border: 1.5px solid var(--dtv-ink-2); background: none; cursor: pointer;
  font-family: var(--dtv-cjk); font-size: 15px; font-weight: 700; letter-spacing: .06em; line-height: 1.3;
}
.dtv-room-nav button:hover { border-color: var(--dtv-ink); }
/* 不能播：不放停用按鈕，寫一行字 */
.dtv-room-why { flex: 1 1 100%; font-family: var(--dtv-cjk); font-size: 15px; line-height: 1.6; letter-spacing: .04em; color: var(--dtv-ink-2); }
.dtv-room-close {
  position: absolute; top: 16px; right: var(--dtv-gutter);
  min-height: 44px; padding: 0 20px;
  border: 1.5px solid var(--dtv-ink); background: var(--dtv-ink); color: var(--dtv-deep);
  font-family: var(--dtv-cjk); font-size: 15px; font-weight: 700; letter-spacing: .14em; cursor: pointer;
}
.dtv-room-close:hover { background: transparent; color: var(--dtv-ink); }

/* ---------- 窄桌機、平板：目錄改排在單元上面（左右並排時目錄只剩 300px，季名會斷成三行） ---------- */
@media (max-width: 1180px) {
  .dtv-lib-body { display: block; }
  .dtv-index { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--dtv-gap); margin-bottom: 56px; }
  .dtv-unit { scroll-margin-top: 8px; }
  .dtv-unit-back { display: block; }
}
/* 目錄欄窄了（平板直拿、手機）：狀態改排在名稱下一行，名稱才有地方放 */
@media (max-width: 960px) {
  .dtv-index-row { grid-template-columns: 62px auto minmax(40px, 1fr) auto; grid-template-areas: "time name dots n" ". st st st"; }
  .dtv-index-row--notime { grid-template-columns: auto minmax(40px, 1fr) auto; grid-template-areas: "name dots n" "st st st"; }
  .dtv-index-st { margin-right: 0; line-height: 1.6; }
}
@media (max-width: 1100px) {
  .dtv-slot { --dtv-st: 60px; grid-template-columns: calc(var(--dtv-st) * 2.6) minmax(0, 1fr) minmax(110px, auto) auto; }
  .dtv-slot-thumb { display: none; }
}

/* 平板直拿：放映室的直式畫面和說明並排放不下 340px 的說明欄，讓說明欄縮、畫面跟著讓 */
@media (min-width: 761px) and (max-width: 960px) {
  .dtv-room:not(.dtv-is-wide) .dtv-room-inner { gap: 32px; }
  .dtv-room:not(.dtv-is-wide) .dtv-room-cap { width: auto; flex: 1 1 260px; min-width: 0; max-width: 340px; }
  .dtv-room:not(.dtv-is-wide) .dtv-room-screen { width: min(calc((100vh - 120px) * 9 / 16), calc(100vw - 2 * var(--dtv-gutter) - 32px - 260px), 460px); }
}

/* ---------- 手機 ---------- */
@media (max-width: 760px) {
  .dtv { font-size: 16px; }
  .dtv-mast-row { flex-direction: column; align-items: flex-start; gap: 10px; padding-top: 18px; padding-bottom: 14px; }
  .dtv-mast-name { font-size: 24px; }
  .dtv-mast-line { font-size: 14px; margin-top: 2px; }
  .dtv-clock { display: flex; align-items: baseline; gap: 0 10px; flex-wrap: wrap; text-align: left; }
  .dtv-clock-hm { font-size: 26px; }
  .dtv-clock-s { font-size: 15px; margin-left: 0; }
  .dtv-clock-date { display: inline; margin-top: 0; font-size: 13px; }

  /* 開場：左邊是一張小卡（上緣對齊海報的是時間，下緣對齊海報的是節目與狀態），標題與動作排在下面整欄 */
  .dtv-now { padding-top: 20px; }
  .dtv-now-grid {
    grid-template-columns: minmax(0, 1fr) 40%;
    grid-template-rows: auto auto 1fr auto auto;
    column-gap: 16px;
  }
  .dtv-now-text, .dtv-now-main, .dtv-now-state { display: contents; }
  .dtv-now-label { grid-column: 1; grid-row: 1; font-size: 15px; line-height: 1.5; }
  .dtv-now-time { grid-column: 1; grid-row: 2; font-size: clamp(60px, 18vw, 96px); margin: 4px 0 0 -0.04em; }
  .dtv-now-plate { grid-column: 2; grid-row: 1 / 6; width: 100%; min-width: 0; }
  .dtv-now-prog { grid-column: 1; grid-row: 4; font-size: 15px; line-height: 1.6; }
  .dtv-now-state > .dtv-state { grid-column: 1; grid-row: 5; align-self: end; margin-top: 4px; font-size: 16px; line-height: 1.5; }
  .dtv-now-title { grid-column: 1 / -1; grid-row: 6; margin-top: 22px; font-size: 26px; max-width: none; }
  .dtv-now-season { grid-column: 1 / -1; grid-row: 7; font-size: 14px; }
  .dtv-now-sub { grid-column: 1 / -1; grid-row: 8; font-size: 16px; }
  .dtv-now-note { grid-column: 1 / -1; grid-row: 9; margin-top: 10px; font-size: 14px; line-height: 1.7; }
  .dtv-now-actions { grid-column: 1 / -1; grid-row: 10; margin-top: 18px; column-gap: 22px; row-gap: 6px; }
  .dtv-now-actions .dtv-btn { flex: 1 1 100%; justify-content: center; }
  .dtv-now-fallback { flex-basis: 100%; font-size: 16px; }
  .dtv-next { grid-column: 1 / -1; grid-row: 11; margin-top: 32px; max-width: none; }
  /* 下一場：縮圖在左，時間與文字疊在右邊，標題不會被擠成一字一行 */
  .dtv-next-row { grid-template-columns: 54px minmax(0, 1fr); grid-template-areas: "thumb time" "thumb text"; column-gap: 16px; }
  .dtv-next-thumb { grid-area: thumb; }
  .dtv-next-time { grid-area: time; font-size: 36px; }
  .dtv-next-text { grid-area: text; margin-top: 6px; }

  .dtv-slot {
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-areas: "time body" "time state" "time act";
    column-gap: 16px; row-gap: 6px; align-items: start;
    padding: 18px 16px; margin-inline: -16px;
  }
  .dtv-slot-time { grid-area: time; font-size: 44px; min-width: 2.6em; }
  .dtv-slot-days { margin-top: 8px; font-size: 13px; }
  .dtv-slot-body { grid-area: body; }
  .dtv-slot-title { font-size: 18px; }
  .dtv-slot-state { grid-area: state; flex-direction: row; flex-wrap: wrap; column-gap: 12px; font-size: 15px; align-items: baseline; }
  .dtv-slot-now { width: 100%; }
  .dtv-slot-act { grid-area: act; justify-content: flex-start; }
  .dtv-slot-act:empty { display: none; }
  .dtv-day-foot { font-size: 14px; }

  .dtv-index { grid-template-columns: minmax(0, 1fr); margin-bottom: 44px; }
  .dtv-index-series ul { margin-left: 0; }
  .dtv-index-series .dtv-index-row { padding-left: 72px; }
  .dtv-index-row, .dtv-index-sname { font-size: 16px; }
  .dtv-unit-note { font-size: 16px; max-width: none; }
  /* 手機：每列「組名＋集數」一行、解釋排下一行。組名欄跟桌機一樣共用（subgrid），集數的起點才會對齊 */
  .dtv-rubric { max-width: none; grid-template-columns: max-content minmax(0, 1fr); column-gap: 1.2em; }
  .dtv-rubric dt { grid-column: 1; grid-row: 1; }
  .dtv-rubric-eps { grid-column: 2; grid-row: 1; white-space: normal; }
  .dtv-rubric-gloss { grid-column: 1 / -1; grid-row: 2; }
  .dtv-unit-side { display: block; }
  .dtv-plates { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 16px; row-gap: 28px; }
  .dtv-plate-title { font-size: 15px; }
  .dtv-lessons { --dtv-lt: 32px; }
  .dtv-lesson-row { grid-template-columns: calc(var(--dtv-lt) * 1.6) minmax(0, 1fr); grid-template-areas: "n text" "n act"; column-gap: 12px; row-gap: 4px; padding: 14px 0; }
  .dtv-lesson-n { grid-area: n; padding-top: 3px; }
  .dtv-lesson-text { grid-area: text; }
  .dtv-lesson-act { grid-area: act; align-self: start; }
  .dtv-lesson-img { display: none; }
  .dtv-lesson-title { font-size: 17px; }
  .dtv-pager { grid-template-columns: minmax(0, 1fr); margin-top: 44px; }
  .dtv-pager-cell.dtv-is-next { grid-column: auto; }
  .dtv-pager-cell + .dtv-pager-cell { border-top: 1px solid var(--dtv-vein); }
  .dtv-pager-cell { padding: 14px 0 12px; width: 100%; }
  .dtv-pager-name { font-size: 21px; }
  .dtv-notes-list { grid-template-columns: minmax(0, 1fr); }
  .dtv-colophon > div { grid-template-columns: 5em minmax(0, 1fr); }

  .dtv-room-inner { flex-direction: column; justify-content: flex-start; align-items: flex-start; gap: 16px; padding: 68px 16px 24px; }
  /* 直式影片比畫面窄：關閉鍵放在播放器右邊的空位（播放器最寬到畫面寬減 128px），播放器提到頂端，省下的一列留給標題和下一集。
     播放器的寬度跟著畫面高度縮，標題和下一集才留在畫面裡（矮的手機縮到 120px 寬；YouTube 的播放器 120 寬照樣能播、控制列都在）；
     不認得 dvh 的瀏覽器用 vh 那一行（不然退回桌機的寬度，標題和下一集被擠到畫面外；這兩行不能用 var()，用了 dvh 那一行就不會被丟掉、退不回 vh）。
     344px 是說明欄要留的高度，窄的手機說明折行多，下面另外留 400px。
     橫式影片（課程）照舊滿寬、關閉鍵在上面一列；矮的手機也跟著畫面高度縮一點。橫拿的在下面另外排 */
  .dtv-room:not(.dtv-is-wide) .dtv-room-inner { padding-top: 12px; }
  .dtv-room-screen { width: min(calc((100vh - 344px) * 9 / 16), calc(100vw - 128px)); width: min(calc((100dvh - 344px) * 9 / 16), calc(100vw - 128px)); min-width: 120px; }
  .dtv-room-cap, .dtv-room.dtv-is-wide .dtv-room-cap { width: 100%; }
  .dtv-room-screen.dtv-is-wide { width: min(calc(100vw - 32px), calc((100vh - 390px) * 16 / 9)); width: min(calc(100vw - 32px), calc((100dvh - 390px) * 16 / 9)); min-width: min(240px, calc(100vw - 32px)); }
  .dtv-room.dtv-is-wide .dtv-room-cap { min-width: 0; }
  .dtv-room-title { font-size: 21px; margin-top: 2px; }
  .dtv-room-sub { margin-top: 4px; font-size: 15px; }
  /* 手機片目：一列放兩項，畫面才讓得出空間給下一步 */
  .dtv-room-meta { margin-top: 10px; padding-top: 6px; display: flex; flex-wrap: wrap; column-gap: 1.4em; }
  .dtv-room-meta > div { display: flex; column-gap: .6em; }
  .dtv-room-meta dd { font-size: 14px; }
  .dtv-room-links { margin-top: 2px; }
  .dtv-room-nav { margin-top: 4px; }
  .dtv-room-close { right: 16px; top: 12px; }
}
@media (max-width: 359px) {
  .dtv-room-screen { width: min(calc((100vh - 400px) * 9 / 16), calc(100vw - 128px)); width: min(calc((100dvh - 400px) * 9 / 16), calc(100vw - 128px)); }
}

/* 橫拿的手機（還有很矮的視窗、寬不到 760 的橫向視窗）：播放器以畫面高度為上限。直式影片放左邊、說明排在右邊；橫式影片整個放得下，說明往下捲 */
@media (max-height: 500px) and (orientation: landscape), (max-width: 760px) and (orientation: landscape) {
  .dtv-room-inner, .dtv-room:not(.dtv-is-wide) .dtv-room-inner, .dtv-room.dtv-is-wide .dtv-room-inner { padding-top: 56px; padding-bottom: 12px; }
  .dtv-room:not(.dtv-is-wide) .dtv-room-inner { flex-direction: row; align-items: flex-start; justify-content: flex-start; gap: 24px; }
  .dtv-room:not(.dtv-is-wide) .dtv-room-screen { width: calc((100vh - 68px) * 9 / 16); width: calc((100dvh - 68px) * 9 / 16); min-width: 0; }
  .dtv-room:not(.dtv-is-wide) .dtv-room-cap { width: auto; flex: 1 1 0; min-width: 0; max-width: 420px; }
  .dtv-room-screen.dtv-is-wide, .dtv-room.dtv-is-wide .dtv-room-cap {
    width: min(calc(100vw - 32px), calc((100vh - 68px) * 16 / 9)); width: min(calc(100vw - 32px), calc((100dvh - 68px) * 16 / 9)); min-width: 0;
  }
  .dtv-room-title { font-size: 21px; margin-top: 2px; }
  .dtv-room-sub { margin-top: 4px; font-size: 15px; }
  .dtv-room-meta { margin-top: 10px; padding-top: 6px; display: flex; flex-wrap: wrap; column-gap: 1.4em; }
  .dtv-room-meta > div { display: flex; column-gap: .6em; }
  .dtv-room-meta dd { font-size: 14px; }
  .dtv-room-links { margin-top: 2px; }
  .dtv-room-nav { margin-top: 4px; }
  /* 上緣只留 56px：寬過 760 的矮視窗（桌機矮視窗、平板橫拿）關閉鍵原本在 16px，會壓到 16:9 畫面的右上角 */
  .dtv-room-close { top: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  .dtv *, .dtv *::before, .dtv *::after { animation: none !important; transition: none !important; }
  .dtv-room[open] { animation: none; }
}