/* ═══════════════════════════════════════════════════════════════
   作品区 · 塔罗牌阵（骨架）
   铁律：卡内视频/封面占比 ≥ 80%；移动端砍一半装饰；
        灯箱打开时装饰全部退场
   ═══════════════════════════════════════════════════════════════ */

.deck {
  position: relative;
  z-index: var(--z-deck);
  padding: clamp(4rem, 10vw, 8rem) var(--gutter);
  scroll-margin-top: 4.5rem;
  /* 背景改成「固定在视口底部的整幅占卜桌布」（见 base.css 的 .siteview__cloth），
     作品区本身要透明，才透得出那张桌布。 */
  background: none;
  border-top: 1px solid var(--gold-dim);
}

.deck__head { max-width: 44rem; margin-bottom: clamp(2.5rem, 6vw, 4.5rem); }
.deck__title {
  font-size: var(--step-4);
  letter-spacing: 0.12em;
  margin-bottom: 0.4em;
}
.deck__lede { color: var(--text-300); max-width: var(--measure); }

.deck__grid {
  display: grid;
  gap: clamp(1.2rem, 2.6vw, 2.2rem);
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 15rem), 1fr));
}
.deck__loading { color: var(--text-500); letter-spacing: 0.2em; }

/* ── 牌 ───────────────────────────────────────────────── */
.card {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr auto;   /* 标号 / 画面 / 牌名 */
  background: linear-gradient(170deg, rgba(36, 22, 49, 0.92), rgba(16, 10, 24, 0.94));
  border: 1px solid var(--gold-dim);
  cursor: pointer;
  text-align: left;
  padding: 0;
  overflow: hidden;
  transition:
    transform 0.4s var(--ease-out),
    border-color 0.4s var(--ease-out),
    box-shadow 0.4s var(--ease-out);
}
.card:hover,
.card:focus-visible {
  transform: translateY(-6px);
  border-color: var(--gold);
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(201, 168, 106, 0.16);
}

.card__no {
  font-family: var(--font-num);
  font-size: var(--step--1);
  letter-spacing: 0.3em;
  color: var(--gold);
  padding: 0.85em 1em 0.5em;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.8em;
}
.card__no small {
  font-family: var(--font-body);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--text-500);
}

/* 卡内画面：占整卡高度 ≥ 80% */
.card__frame {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  aspect-ratio: 4 / 5.4;
}
.card__frame img,
.card__frame video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.card__frame video { opacity: 0; transition: opacity var(--dur-slow) var(--ease-out); }
.card:hover .card__frame video,
.card:focus-visible .card__frame video { opacity: 1; }
.card__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(to bottom, rgba(11, 7, 16, 0.22), transparent 30%, transparent 70%, rgba(11, 7, 16, 0.5));
}

.card__foot {
  padding: 0.9em 1em 1.1em;
  border-top: 1px solid rgba(201, 168, 106, 0.14);
}
.card__title {
  font-family: var(--font-display);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--text-100);
}
.card__meta {
  font-size: var(--step--1);
  color: var(--text-500);
  letter-spacing: 0.1em;
  margin-top: 0.25em;
}
.card__blurb {
  font-size: var(--step--1);
  color: var(--text-300);
  margin-top: 0.6em;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── 灯箱 ─────────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-lightbox);
  display: grid;
  place-items: center;
  padding: clamp(1rem, 4vw, 3rem);
  background: rgba(6, 4, 10, 0.96);
  animation: lbFade var(--dur-mid) var(--ease-out);
}
.lightbox[hidden] { display: none; }
@keyframes lbFade { from { opacity: 0; } to { opacity: 1; } }

/* 左：放映；右：作品档案 */
.lightbox__stage {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(18rem, 0.75fr);
  gap: clamp(1rem, 2.6vw, 2.2rem);
  align-items: start;
  width: min(1560px, 96vw);
  max-height: 94vh;
}
.lightbox__screen { min-width: 0; }
.lightbox__video {
  width: 100%;
  max-height: 82vh;
  background: #000;
  border: 1px solid var(--gold-dim);
}
.lightbox__info {
  min-width: 0;
  max-height: 86vh;
  overflow-y: auto;
  padding-right: 0.6rem;
}
.lightbox__caption {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.8em;
  font-family: var(--font-display);
  color: var(--text-300);
}
.lightbox__no { font-family: var(--font-num); color: var(--gold); letter-spacing: 0.24em; }
.lightbox__name { font-size: var(--step-1); color: var(--text-100); }
.lightbox__meta { font-family: var(--font-body); font-size: var(--step--1); color: var(--text-500); }

/* 作品档案：一句话 + 背景 / 做法 / 反思 */
.lightbox__lead {
  margin: 1em 0 1.6em;
  padding-left: 0.95em;
  border-left: 1px solid var(--gold-dim);
  font-family: var(--font-display);
  font-size: var(--step-1);
  line-height: 1.7;
  color: var(--text-100);
}
.lightbox__lead:empty { display: none; }

.dblock { margin-bottom: 1.6em; }
.dblock:last-child { margin-bottom: 0; }
.dblock h4 {
  font-family: var(--font-num);
  font-size: var(--step--1);
  letter-spacing: 0.3em;
  color: var(--gold);
  margin: 0 0 0.75em;
  padding-bottom: 0.4em;
  border-bottom: 1px solid rgba(201, 168, 106, 0.16);
}
.dblock p {
  color: var(--text-300);
  font-size: var(--step--1);
  line-height: 1.9;
}
.dblock ul { margin: 0; padding-left: 1.15em; }
.dblock li {
  color: var(--text-300);
  font-size: var(--step--1);
  line-height: 1.9;
  margin-bottom: 0.5em;
}
.dblock li::marker { color: var(--gold); }

.lightbox__close {
  position: absolute;
  top: clamp(0.8rem, 2.5vw, 1.6rem);
  right: clamp(0.8rem, 2.5vw, 1.6rem);
  width: 2.6rem; height: 2.6rem;
  border: 1px solid var(--gold-dim);
  background: none;
  color: var(--text-300);
  cursor: pointer;
  font-size: 1rem;
  transition: color var(--dur-fast), border-color var(--dur-fast);
}
.lightbox__close:hover { color: var(--text-100); border-color: var(--gold); }

/* 灯箱打开时，全站装饰退场 */
body.is-lightbox-open .masthead,
body.is-lightbox-open .lanyard,
body.is-lightbox-open .phase,
body.is-lightbox-open .sound,
body.is-lightbox-open .scroll-cue { opacity: 0; pointer-events: none; }

@media (max-width: 980px) {
  .lightbox__stage {
    grid-template-columns: 1fr;
    max-height: 92vh;
    overflow-y: auto;
  }
  .lightbox__info { max-height: none; overflow: visible; padding-right: 0; }
  .lightbox__video { max-height: 54vh; }
}

@media (max-width: 760px) {
  .deck { padding-top: 5.5rem; }
  .deck__grid { grid-template-columns: repeat(auto-fill, minmax(min(100%, 11rem), 1fr)); }
  .card__blurb { display: none; }
  .card__no { padding: 0.6em 0.75em 0.4em; }
  .card__foot { padding: 0.7em 0.75em 0.9em; }
  .card__frame { aspect-ratio: 4 / 5; }
}