/* 金瓶梅宇宙・旗艦 hub 專屬樣式（jinpingmei/index.html 專用）
   概念「開卷」：六幕滾動長卷——序（弄珠客序）→人（三字藏三美）→文（百回長卷）→影（片場）→戲（棋局）→跋（凡例牌記）。
   美學延續 jinpingmei.css 的「明式紙墨」（深墨、象牙、金線、朱印），此檔只加 hub 的戲劇化層：
   直排文字系統、灑金箋、朱印、線裝書封、牌記框。四色紀律不破。 */

.jpm-hub {
  --hub-ink-deep: #0b0a08;
  --hub-ink-warm: #12100b;
}
/* 楷體 --jpm-kai、::selection、.reveal、.act-*、.act-cta、.film-player、.paiji
   已移至 jinpingmei.css（宇宙共用段）；本檔只剩 hub 專屬。 */

/* ── 全域：topbar 於序幕透明、捲動後上色 ── */
.jpm-hub .jpm-topbar {
  position: fixed;
  left: 0; right: 0; top: 0;
  background: transparent;
  border-bottom-color: transparent;
  backdrop-filter: none;
  transition: background .45s ease, border-color .45s ease;
}
.jpm-hub .jpm-topbar.solid {
  background: rgba(14, 13, 11, .92);
  border-bottom-color: var(--jpm-line);
  backdrop-filter: blur(8px);
}

/* ── 右緣直排卷標導覽 ── */
.hub-spine {
  position: fixed; right: clamp(6px, 1.4vw, 18px); top: 50%;
  transform: translateY(-50%);
  z-index: 30;
  display: flex; flex-direction: column; gap: .2rem;
  pointer-events: none; /* 容器讓出點擊，只有連結本身可點 */
}
.hub-spine a { pointer-events: auto; }
.hub-spine a {
  writing-mode: vertical-rl;
  padding: .55em .4em;
  color: var(--jpm-muted);
  font-size: .8rem; letter-spacing: .32em;
  border-right: 1px solid rgba(201, 164, 97, .18);
  transition: color .3s, border-color .3s;
}
.hub-spine a:hover { color: var(--jpm-paper); }
.hub-spine a.active { color: var(--jpm-gold-bright); border-right-color: var(--jpm-gold); }

/* ── 幕的骨架（hub 專屬節奏；幕眉/CTA 樣式在共用檔） ── */
.act { position: relative; padding: clamp(76px, 11vw, 150px) 0; }
.act-head { position: relative; max-width: 56em; }

/* ── 灑金箋（金點粒子，多幕共用） ── */
.act-overture::after, .act-game::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .55;
  background-image:
    radial-gradient(1.2px 1.2px at 12% 22%, rgba(226, 199, 119, .38), transparent 100%),
    radial-gradient(1px 1px at 34% 64%, rgba(226, 199, 119, .26), transparent 100%),
    radial-gradient(1.6px 1.6px at 58% 15%, rgba(226, 199, 119, .3), transparent 100%),
    radial-gradient(1px 1px at 71% 48%, rgba(226, 199, 119, .22), transparent 100%),
    radial-gradient(1.3px 1.3px at 86% 78%, rgba(226, 199, 119, .32), transparent 100%),
    radial-gradient(1px 1px at 23% 87%, rgba(226, 199, 119, .2), transparent 100%),
    radial-gradient(1.4px 1.4px at 47% 39%, rgba(226, 199, 119, .24), transparent 100%),
    radial-gradient(1px 1px at 92% 9%, rgba(226, 199, 119, .28), transparent 100%);
  background-size: 620px 620px;
}

/* ══ 序幕・開卷 ══ */
.act-overture {
  min-height: max(640px, 100svh);
  display: flex; flex-direction: column; justify-content: center;
  padding: clamp(90px, 14svh, 150px) 0 90px;
  background:
    radial-gradient(120% 70% at 50% 108%, rgba(157, 58, 77, .16), transparent 60%),
    radial-gradient(90% 55% at 82% -8%, rgba(201, 164, 97, .07), transparent 55%),
    var(--jpm-bg);
  overflow: hidden;
}
.overture-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  position: relative; z-index: 1;
}

/* 序言：直排四句，逐句浮現；第四句「乃禽獸耳」落朱紅 */
.overture-quote {
  margin: 0;
  writing-mode: vertical-rl;
  font-family: var(--jpm-kai);
  font-size: clamp(1.02rem, 1.9vw, 1.42rem);
  letter-spacing: .16em;
  color: #d8cfb8;
  justify-self: center;
  display: flex;
  flex-direction: column; /* vertical-rl 下 column＝句組沿右→左排開 */
  gap: clamp(.8em, 1.4vw, 1.3em);
}
.oq-line { margin: 0; line-height: 1.6; white-space: nowrap; }
.oq-line b { display: block; font-weight: 700; color: var(--jpm-gold-bright); margin-top: 1.6em; }
.oq-line:last-of-type b { color: #c65a6e; }
.oq-from {
  margin-right: clamp(.9em, 1.6vw, 1.4em);
  align-self: end;
  font-size: .6em; letter-spacing: .26em; color: var(--jpm-muted);
  padding-right: 1.4em;
  border-right: 1px solid var(--jpm-line);
}
.oq-from span { display: block; white-space: nowrap; line-height: 1.9; }
.js-on .oq-line, .js-on .oq-from { opacity: 0; transform: translateY(-14px); }
.js-on .ov-ready .oq-line, .js-on .ov-ready .oq-from {
  animation: oq-in 1.15s cubic-bezier(.22, .61, .36, 1) forwards;
}
.js-on .ov-ready .oq-line:nth-child(1) { animation-delay: .25s; }
.js-on .ov-ready .oq-line:nth-child(2) { animation-delay: .85s; }
.js-on .ov-ready .oq-line:nth-child(3) { animation-delay: 1.45s; }
.js-on .ov-ready .oq-line:nth-child(4) { animation-delay: 2.05s; }
.js-on .ov-ready .oq-from { animation-delay: 2.8s; }
@keyframes oq-in { to { opacity: 1; transform: none; } }

/* 大標區 */
.overture-title { position: relative; }
.overture-title .jpm-eyebrow { font-size: .66rem; }
.overture-title h1 {
  margin: 0 0 1.3rem;
  font-family: var(--jpm-serif); font-weight: 900;
  font-size: clamp(3.4rem, 9.5vw, 7rem);
  line-height: 1.12; letter-spacing: .1em;
}
.ot-name { display: inline-block; white-space: nowrap; }
.ot-uni {
  display: inline-block;
  margin-left: .18em;
  font-size: .38em; font-weight: 700;
  letter-spacing: .5em; color: var(--jpm-gold);
  vertical-align: .18em;
}
.overture-sub { margin: 0; color: var(--jpm-muted); max-width: 30em; font-size: 1rem; }
.js-on .overture-title .jpm-eyebrow, .js-on .overture-title h1,
.js-on .overture-title .overture-sub, .js-on .overture-title .overture-seal { opacity: 0; }
.js-on .ov-ready .overture-title .jpm-eyebrow { animation: oq-in .9s ease forwards .9s; }
.js-on .ov-ready .overture-title h1 { animation: oq-in 1.2s cubic-bezier(.22, .61, .36, 1) forwards 1.15s; }
.js-on .ov-ready .overture-title .overture-sub { animation: oq-in 1s ease forwards 1.7s; }
.js-on .ov-ready .overture-title .overture-seal { animation: seal-stamp .5s cubic-bezier(.2, 1.6, .35, 1) forwards 2.5s; }

/* 朱印「史旺基製」 */
.overture-seal {
  position: absolute;
  right: 0; bottom: -8%;
  display: inline-flex; flex-direction: row-reverse;
  gap: .14em; padding: .32em .3em;
  background: linear-gradient(150deg, #a63e52, #8d3244);
  color: #f2e6d5;
  font-family: var(--jpm-serif); font-weight: 900;
  font-size: clamp(1.05rem, 1.9vw, 1.5rem);
  line-height: 1.06;
  box-shadow: inset 0 0 14px rgba(60, 10, 18, .55), 0 0 0 1px rgba(166, 62, 82, .35), 0 6px 24px rgba(0, 0, 0, .35);
  transform: rotate(-3deg);
}
.overture-seal i { writing-mode: vertical-rl; font-style: normal; letter-spacing: .1em; }
@keyframes seal-stamp {
  from { opacity: 0; transform: rotate(-3deg) scale(1.6); }
  to { opacity: 1; transform: rotate(-3deg) scale(1); }
}

/* 往下開卷 */
.overture-cue {
  position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%);
  writing-mode: vertical-rl;
  color: var(--jpm-muted); font-size: .78rem; letter-spacing: .42em;
  z-index: 1;
}
.overture-cue:hover { color: var(--jpm-gold-bright); }
.overture-cue i {
  display: block; width: 1px; height: 46px;
  margin: 12px auto 0;
  background: linear-gradient(var(--jpm-gold), transparent);
  animation: cue-drop 2.2s ease-in-out infinite;
}
@keyframes cue-drop {
  0%, 100% { transform: translateY(0); opacity: 1; }
  55% { transform: translateY(10px); opacity: .35; }
}

/* ══ 第壹幕・人 ══ */
.act-cast { background: var(--jpm-bg); }

.triptych {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(10px, 1.8vw, 24px);
  margin-top: clamp(36px, 5vw, 60px);
}
.tri {
  position: relative; display: block; overflow: hidden;
  aspect-ratio: 5 / 8;
  border: 1px solid var(--jpm-line);
  background: var(--jpm-panel);
}
.tri img {
  width: 100%; height: 100%; object-fit: cover; object-position: 50% 12%;
  filter: grayscale(.38) brightness(.8) contrast(1.02);
  transform: scale(1.045);
  transition: filter 1.1s ease, transform 1.3s cubic-bezier(.22, .61, .36, 1);
}
.tri:hover img, .tri:focus-visible img { filter: none; transform: scale(1); }
.tri-veil {
  position: absolute; inset: 0;
  background: linear-gradient(178deg, rgba(14, 13, 11, .1) 40%, rgba(11, 10, 8, .92) 96%);
  pointer-events: none;
}
.tri-char {
  position: absolute; top: 3.5%; right: 5%;
  font-family: var(--jpm-serif); font-weight: 900;
  font-size: clamp(3.6rem, 8.5vw, 7.5rem);
  line-height: 1; color: var(--jpm-paper);
  text-shadow: 0 3px 34px rgba(0, 0, 0, .65);
  transition: color .6s;
}
.tri:hover .tri-char { color: var(--jpm-gold-bright); }
.tri-meta {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 26% 1.15rem 1.05rem;
  display: flex; flex-direction: column; gap: .28rem;
}
.tri-meta b { font-family: var(--jpm-serif); font-size: clamp(1.15rem, 2.2vw, 1.6rem); font-weight: 900; color: var(--jpm-paper); }
.tri-meta small { color: var(--jpm-muted); font-size: .64rem; letter-spacing: .3em; }
.tri-meta q { font-family: var(--jpm-kai); color: var(--jpm-gold); font-size: clamp(.82rem, 1.4vw, .95rem); quotes: "「" "」"; }

/* 十一人選角牆 */
.cast-wall { margin-top: clamp(44px, 6vw, 76px); }
.cast-wall-note { margin: 0 0 1rem; color: var(--jpm-muted); font-size: .84rem; letter-spacing: .1em; }
.cast-grid {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 9px;
}
.cast-tile {
  position: relative; display: block; overflow: hidden;
  flex: 0 1 calc((100% - 45px) / 6); /* 一行六卡，11 人成 6＋5，尾行置中 */
  aspect-ratio: 10 / 19; /* 窄長卡：三視圖 cover 後恰好單一身位入鏡 */
  border: 1px solid var(--jpm-line);
  background: var(--jpm-panel);
}
.cast-tile img {
  width: 100%; height: 100%; object-fit: cover; object-position: 3% 12%;
  filter: grayscale(.55) sepia(.16) brightness(.74);
  transition: filter .8s ease, transform .9s ease;
  transform: scale(1.02);
}
.cast-tile:hover img, .cast-tile:focus-visible img { filter: none; transform: scale(1.05); }
.cast-tile.is-live { border-color: rgba(201, 164, 97, .45); }
.cast-tile.is-live::after {
  content: "擬真定裝";
  position: absolute; top: 8px; right: 8px;
  padding: .3em .35em;
  writing-mode: vertical-rl;
  background: rgba(14, 13, 11, .78);
  border: 1px solid var(--jpm-gold);
  color: var(--jpm-gold-bright);
  font-size: .62rem; letter-spacing: .22em;
}
.ct-meta {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 32% .8rem .7rem;
  background: linear-gradient(transparent, rgba(11, 10, 8, .94));
  display: flex; flex-direction: column; gap: .15rem;
}
.ct-meta b { font-family: var(--jpm-serif); font-weight: 700; font-size: 1.02rem; color: var(--jpm-paper); }
.ct-meta small { color: var(--jpm-muted); font-size: .66rem; letter-spacing: .12em; }

/* ══ 第貳幕・文 ══ */
.act-text {
  background:
    radial-gradient(70% 40% at 18% 0%, rgba(201, 164, 97, .05), transparent 60%),
    var(--hub-ink-deep);
}

/* 百回回目長卷（右起橫滑） */
.mu-scroll {
  margin-top: clamp(36px, 5vw, 58px);
  overflow-x: auto; overflow-y: hidden;
  direction: rtl;
  scroll-behavior: auto; /* 覆蓋全域 smooth：拖曳需即時跟手，否則黏滯且點擊時卷仍在滑 */
  cursor: grab;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(201, 164, 97, .5) transparent;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 3.5%, #000 96.5%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 3.5%, #000 96.5%, transparent);
}
.mu-scroll.dragging { cursor: grabbing; user-select: none; }
.mu-track {
  direction: ltr;
  display: flex; flex-direction: row-reverse;
  width: max-content;
  align-items: stretch;
  padding: 1.6rem clamp(24px, 6.5vw, 96px) 2rem; /* 右緣避開 fixed 卷標帶 */
}
.mu {
  writing-mode: vertical-rl;
  display: flex; flex-direction: column; /* 直排下：列由右往左 */
  padding: .5rem .62rem;
  border-right: 1px solid rgba(201, 164, 97, .1);
  height: 19.5em;
  color: #c9c0aa;
  transition: background .35s;
}
.mu small {
  display: block;
  color: var(--jpm-gold); font-size: .66rem; letter-spacing: .34em;
  margin-left: .55em; padding-top: .15em;
}
.mu span {
  font-family: var(--jpm-kai);
  font-size: .99rem; letter-spacing: .14em; line-height: 1.75;
}
.mu span + span { opacity: .82; }
.mu:hover { background: rgba(28, 25, 19, .85); color: var(--jpm-gold-bright); }
.mu:hover small { color: var(--jpm-gold-bright); }
.mu-cap {
  writing-mode: vertical-rl;
  display: flex; align-items: center;
  padding: .5rem .9rem;
  margin-left: 1rem;
  border-right: 3px double rgba(201, 164, 97, .55);
  color: var(--jpm-gold-bright);
  font-family: var(--jpm-serif); font-weight: 900;
  font-size: 1.05rem; letter-spacing: .5em;
}
.mu-cap-end { margin-left: 0; margin-right: 1rem; border-right: 0; border-left: 3px double rgba(201, 164, 97, .55); color: var(--jpm-muted); }
.mu-hint { margin-top: .4rem; color: var(--jpm-muted); font-size: .78rem; letter-spacing: .2em; }

/* 雙版本書封 */
.editions {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(14px, 2.5vw, 28px);
  margin-top: clamp(44px, 6vw, 72px);
}
.edition {
  display: flex; gap: clamp(1rem, 2vw, 1.6rem); align-items: center;
  padding: clamp(1.1rem, 2vw, 1.7rem);
  border: 1px solid var(--jpm-line);
  background: var(--jpm-panel);
  transition: border-color .35s, background .35s;
}
.edition:hover { border-color: var(--jpm-gold); background: var(--jpm-panel-2); }
.ed-book {
  position: relative; flex: 0 0 96px;
  height: 136px;
  background: linear-gradient(158deg, #efe5cc, #d9cca9 68%, #cfc09a);
  border: 1px solid #a8956c;
  box-shadow: 3px 4px 0 -1px rgba(0, 0, 0, .5), 3px 4px 0 0 rgba(168, 149, 108, .55);
}
.ed-stitch {
  position: absolute; left: 9px; top: 7px; bottom: 7px;
  border-left: 2px dotted rgba(90, 70, 40, .55);
}
.ed-label {
  position: absolute; top: 9px; right: 10px;
  writing-mode: vertical-rl;
  padding: .55em .2em;
  background: #f8f1de;
  border: 1px solid #a8956c;
  color: #35291a;
  font-family: var(--jpm-kai);
  font-size: .78rem; letter-spacing: .18em; line-height: 1.15;
}
.ed-meta { display: flex; flex-direction: column; gap: .45rem; }
.ed-meta b { font-family: var(--jpm-serif); font-size: 1.22rem; font-weight: 900; color: var(--jpm-paper); }
.ed-meta span { color: var(--jpm-muted); font-size: .88rem; }
.ed-meta em { font-style: normal; color: var(--jpm-gold); font-size: .8rem; letter-spacing: .16em; }
.edition:hover .ed-meta em { color: var(--jpm-gold-bright); }
.edition-note { grid-column: 1 / -1; padding: 1.05rem 1.3rem; border-left: 3px solid var(--jpm-red); background: var(--jpm-panel); }
.edition-note p { margin: 0; color: var(--jpm-muted); font-size: .88rem; }
.edition-note b { color: var(--jpm-paper); }

/* ══ 第參幕・影 ══ */
.act-film { background: var(--jpm-bg); }
.films {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(18px, 3.2vw, 40px);
  margin-top: clamp(36px, 5vw, 60px);
}
/* 集數為奇數時，落單的最後一張置中，不靠左懸空 */
.films > .film:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  width: min(100%, calc(50% - clamp(9px, 1.6vw, 20px)));
  margin-inline: auto;
}
.film-meta { padding: 1.15rem .25rem 0; }
.film-ep { margin: 0 0 .4rem; color: var(--jpm-gold); font-size: .74rem; letter-spacing: .3em; }
.film-meta h3 { margin: 0 0 .6rem; font-family: var(--jpm-serif); font-weight: 900; font-size: clamp(1.5rem, 2.6vw, 2rem); }
.film-desc { margin: 0 0 .7rem; color: var(--jpm-muted); font-size: .9rem; }
.film-links { display: flex; flex-wrap: wrap; gap: .4rem 1.4rem; margin: 0; font-size: .84rem; }
.film-links a { color: var(--jpm-gold); letter-spacing: .06em; }
.film-links a:hover { color: var(--jpm-gold-bright); }

/* 十部曲 */
.cycle { margin-top: clamp(46px, 6vw, 76px); }
.cycle-title {
  margin: 0 0 1.1rem;
  font-family: var(--jpm-serif); font-weight: 900; font-size: 1.3rem;
  color: var(--jpm-gold-bright); letter-spacing: .1em;
}
.cycle-list {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--jpm-line); border: 1px solid var(--jpm-line);
}
.cycle-list li {
  display: grid; grid-template-columns: auto 1fr auto;
  gap: .3rem .95rem; align-items: baseline;
  padding: .78rem 1.05rem;
  background: var(--jpm-panel);
}
.cycle-list b { font-family: var(--jpm-serif); color: var(--jpm-gold); font-size: .84rem; letter-spacing: .08em; }
.cycle-list span { font-family: var(--jpm-serif); font-size: .98rem; color: var(--jpm-paper); }
.cycle-list small { grid-column: 2; color: var(--jpm-muted); font-size: .74rem; letter-spacing: .06em; }
.cycle-list em {
  grid-row: 1 / span 2; grid-column: 3; align-self: center;
  font-style: normal; font-size: .7rem; letter-spacing: .18em;
  color: var(--jpm-muted);
  border: 1px solid var(--jpm-line);
  padding: .22em .6em;
  white-space: nowrap;
}
.cycle-list li.done em { background: var(--jpm-gold); border-color: var(--jpm-gold); color: #141109; }

/* ══ 第肆幕・戲 ══ */
.act-game {
  background:
    radial-gradient(110% 60% at 50% 115%, rgba(157, 58, 77, .13), transparent 62%),
    var(--hub-ink-warm);
}
.game { margin-top: clamp(36px, 5vw, 60px); }
.game-poster { position: relative; display: block; overflow: hidden; border: 1px solid var(--jpm-line); }
.game-poster img { display: block; width: 100%; height: auto; transition: transform 1.6s cubic-bezier(.22, .61, .36, 1); }
.game-poster:hover img { transform: scale(1.025); }
.gp-frame {
  position: absolute; inset: 12px;
  border: 1px solid rgba(233, 224, 203, .22);
  pointer-events: none;
  transition: inset .5s ease, border-color .5s ease;
}
.game-poster:hover .gp-frame { inset: 20px; border-color: rgba(226, 199, 119, .5); }
.game-shots {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 12px; margin-top: 12px;
}
.game-shots figure { margin: 0; border: 1px solid var(--jpm-line); background: var(--jpm-panel); }
.game-shots img { display: block; width: 100%; height: auto; }
.game-shots figcaption { padding: .5rem .8rem; color: var(--jpm-muted); font-size: .74rem; letter-spacing: .04em; }

/* ══ 跋 ══ */
.act-coda { background: var(--hub-ink-deep); padding-bottom: clamp(56px, 8vw, 100px); }
.coda-reasons {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(12px, 1.8vw, 20px);
  margin-top: clamp(30px, 4.5vw, 52px);
}
.reason { padding: 1.4rem 1.45rem; border: 1px solid var(--jpm-line); background: var(--jpm-panel); }
.reason b { display: block; margin-bottom: .55rem; font-family: var(--jpm-serif); font-weight: 900; color: var(--jpm-gold-bright); font-size: 1.02rem; letter-spacing: .06em; }
.reason p { margin: 0; color: var(--jpm-muted); font-size: .88rem; }

.coda-method { margin-top: clamp(52px, 7vw, 84px); max-width: 56em; }
.coda-method h3 { margin: 0 0 .6rem; font-family: var(--jpm-serif); font-weight: 900; font-size: 1.3rem; color: var(--jpm-gold-bright); }
.coda-method > p { margin: 0 0 1rem; color: var(--jpm-muted); font-size: .9rem; }
.method-links { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(10px, 1.6vw, 18px); }
.method-links a {
  display: flex; flex-direction: column; gap: .3rem;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--jpm-line); background: var(--jpm-panel);
  transition: border-color .35s, background .35s;
}
.method-links a:hover { border-color: var(--jpm-gold); background: var(--jpm-panel-2); }
.method-links b { font-family: var(--jpm-serif); font-weight: 700; color: var(--jpm-paper); font-size: .98rem; }
.method-links span { color: var(--jpm-muted); font-size: .8rem; }
.method-service { margin-top: 1rem; }
.method-service a { color: var(--jpm-gold); }

/* ══ 響應式 ══ */
@media (max-width: 1100px) {
  .hub-spine { display: none; }
}
@media (max-width: 900px) {
  .films { grid-template-columns: 1fr; }
  .cycle-list { grid-template-columns: 1fr; }
  .editions { grid-template-columns: 1fr; }
  .coda-reasons { grid-template-columns: 1fr; }
  .method-links { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
  .act-overture { min-height: auto; padding-top: 108px; }
  .overture-inner { grid-template-columns: 1fr; gap: 44px; }
  .overture-quote { justify-self: center; font-size: .98rem; }
  .overture-title { text-align: left; }
  .overture-seal { position: static; display: inline-flex; margin-top: 1.4rem; transform: rotate(-3deg) scale(.82); transform-origin: left center; }
  .overture-cue { display: none; }
  .triptych { grid-template-columns: 1fr; gap: 14px; }
  .tri { aspect-ratio: 3 / 4; }
  .tri img { object-position: 50% 8%; }
  .cast-grid { gap: 6px; }
  .cast-tile { flex-basis: calc((100% - 18px) / 4); }
  .cast-tile.is-live::after { font-size: .56rem; top: 5px; right: 5px; }
  .ct-meta { padding: 40% .55rem .5rem; }
  .ct-meta b { font-size: .88rem; }
  .ct-meta small { font-size: .58rem; }
  .mu { height: 16.5em; }
  .mu span { font-size: .92rem; }
  .game-shots { grid-template-columns: 1fr; }
  .cycle-list em { font-size: .62rem; }
}

/* ══ 動效尊重 ══ */
@media (prefers-reduced-motion: reduce) {
  .js-on .oq-line, .js-on .oq-from,
  .js-on .overture-title .jpm-eyebrow, .js-on .overture-title h1,
  .js-on .overture-title .overture-sub, .js-on .overture-title .overture-seal { opacity: 1; animation: none; }
  .overture-cue i { animation: none; }
  .tri img, .cast-tile img, .film-player img, .game-poster img { transition: none; }
}

/* ── 序幕・歷史木刻層（公版） ── */
.overture-woodcut { display: none; margin: 0; }
@media (min-width: 1440px) {
  /* 插圖加入後，序幕需要比全站標準版心更寬；三區各自保留最低可讀寬度，
     避免直排引文、大標與圖說跨欄互疊。 */
  .overture-inner {
    width: min(1480px, calc(100% - 80px));
    grid-template-columns: minmax(460px, .8fr) minmax(520px, 1.35fr) minmax(220px, .58fr);
    gap: clamp(36px, 4vw, 72px);
  }
  .overture-title { min-width: 0; }
  .overture-title h1 { font-size: clamp(4.6rem, 5.8vw, 7rem); white-space: nowrap; }
  .overture-title .overture-sub { max-width: 32em; }
  .overture-woodcut { display: block; align-self: center; min-width: 0; }
  .overture-woodcut img { opacity: .9; filter: sepia(.12) contrast(.97); }
  .overture-woodcut figcaption { display: block; }
  .overture-woodcut figcaption a { display: inline-block; margin-top: .35rem; }
  .js-on .overture-woodcut { opacity: 0; }
  .js-on .ov-ready .overture-woodcut { animation: oq-in 1.2s ease forwards 2.2s; }
}
@media (max-width: 767px) {
  .overture-woodcut { display: block; max-width: 340px; margin: .4rem auto 0; }
}
@media (prefers-reduced-motion: reduce) {
  .js-on .overture-woodcut { opacity: 1; animation: none; }
}