/* Trim screen (screens/trim.js), its timeline (ui/timeline.js, .tl) and playback. Owner: WP4.
   Values follow the approved design (FlowV2, isTrim). Pink is used only for the trim handles,
   the kept-range bars and the selected-part duration pill. */

/* ---------- Layout ---------- */
.screen.screen-trim { height: calc(100vh - var(--header-h)); height: calc(100dvh - var(--header-h)); min-height: 600px; }
.screen-trim .trim-split { flex: 1; min-height: 0; }
.screen-trim .trim-side { padding: 16px 0 12px; }
.screen-trim .trim-head, .screen-trim .trim-cuts { flex: none; }
.screen-trim .trim-work { min-height: 0; }

/* ---------- Sidebar: title, stats, meta ---------- */
.screen-trim .trim-head { gap: 8px; }
.screen-trim .trim-head .title { overflow-wrap: anywhere; }
.screen-trim .trim-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; padding: 4px 0 2px; }
.screen-trim .trim-stat { display: flex; flex-direction: column; min-width: 0; }
.screen-trim .trim-stat-label { font-size: var(--fs-s); line-height: 16px; color: var(--c-muted); }

/* ---------- Quick cuts ---------- */
.screen-trim .trim-group { display: flex; flex-direction: column; min-height: 0; }
.screen-trim .trim-group > .sec-label { padding: 0 16px 4px; }
.screen-trim .trim-cut { height: 30px; gap: 8px; }
.screen-trim .trim-cut-mark { width: 14px; flex: none; display: grid; place-items: center; }
.screen-trim .trim-cut-mark svg { visibility: hidden; }
.screen-trim .trim-cut[aria-checked="true"] .trim-cut-mark svg { visibility: visible; }
.screen-trim .trim-cut-title { flex: 1; min-width: 0; }
.screen-trim .trim-cut-desc { font-size: var(--fs-s); font-weight: 400; color: var(--c-muted); white-space: nowrap; }
.screen-trim .trim-cut:disabled .trim-cut-desc { color: var(--c-disabled); }

/* ---------- Kill list ---------- */
.screen-trim .trim-kills { flex: 0 1 auto; }
.screen-trim .trim-klist { min-height: 0; overflow-y: auto; scrollbar-width: thin; }
.screen-trim .trim-krow { position: relative; display: flex; align-items: center; height: 44px; }
.screen-trim .trim-krow:hover { background: var(--c-hover); }
.screen-trim .trim-kjump {
  flex: 1; min-width: 0; height: 44px; display: flex; align-items: center; gap: 10px;
  padding: 0 16px; border: 0; background: transparent; color: var(--c-ink);
  font: inherit; font-size: var(--fs-m); text-align: left; cursor: pointer;
}
.screen-trim .trim-kjump:focus-visible { outline-offset: -2px; }
.screen-trim .trim-kjump .portrait { --hs-ring: var(--c-panel); }
.screen-trim .trim-krow:hover .trim-kjump .portrait { --hs-ring: var(--c-hover); }
.screen-trim .trim-ktext { flex: 1; min-width: 0; display: flex; flex-direction: column; padding-right: 34px; line-height: 16px; }
.screen-trim .trim-kvictim { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.screen-trim .trim-knote { font-size: var(--fs-s); color: var(--c-muted); }
.screen-trim .trim-ktime { flex: none; width: 60px; text-align: right; font-family: var(--font-display); font-size: 14px; font-weight: 600; }
.screen-trim .trim-krow.is-out .trim-kvictim,
.screen-trim .trim-krow.is-out .trim-ktime { color: var(--c-muted); }
.screen-trim .trim-krow.is-out .portrait > img,
.screen-trim .trim-krow.is-out .portrait-fallback { opacity: 0.6; }
.screen-trim .trim-kflag {
  /* Sits in the free space between the name and the time, so the time column stays where the design puts it. */
  position: absolute; top: 8px; right: 82px; width: 28px; height: 28px; padding: 0; border: 0; border-radius: var(--r-control);
  display: grid; place-items: center; background: transparent; color: var(--c-muted); cursor: pointer;
  opacity: 0; transition: opacity var(--t-fast);
}
.screen-trim .trim-krow:hover .trim-kflag,
.screen-trim .trim-kflag:focus-visible,
.screen-trim .trim-kflag[aria-pressed="true"],
.screen-trim .trim-kflag[aria-busy="true"] { opacity: 1; }
.screen-trim .trim-kflag:not(:disabled):hover { background: var(--c-selected); color: var(--c-ink); }
.screen-trim .trim-kflag[aria-pressed="true"] { color: var(--c-ink); cursor: default; }
.screen-trim .trim-kflag[aria-pressed="true"] svg { fill: currentColor; }
.screen-trim .trim-kflag:disabled { cursor: default; }
.screen-trim .trim-kflag:focus-visible { outline-offset: 0; }
@media (hover: none) { .screen-trim .trim-kflag { opacity: 1; } }
.screen-trim .trim-empty { padding: 0 16px; }

/* ---------- Selected part ---------- */
.screen-trim .trim-sel { margin-top: auto; gap: 4px; flex: none; }
.screen-trim .trim-sel .hint { padding-bottom: 4px; }
.screen-trim .trim-field { display: grid; grid-template-columns: 56px minmax(0, 1fr); align-items: center; column-gap: 8px; height: 24px; font-size: var(--fs-s); color: var(--c-muted); }
.screen-trim .trim-field .field { font-size: var(--fs-m); }
.screen-trim .trim-field output { padding: 0 8px; text-align: right; color: var(--c-ink); font-family: var(--font-display); font-size: var(--fs-m); }

/* ---------- Stage and video ---------- */
.screen-trim .trim-stage { padding: 12px; container-type: size; }
.screen-trim .trim-frame {
  position: relative; width: min(100%, 1024px, calc(100cqh * 16 / 9)); aspect-ratio: 16 / 9;
  overflow: hidden; background: #000000;
}
.screen-trim .trim-video { display: block; width: 100%; height: 100%; object-fit: contain; background: #000000; }
.screen-trim .trim-stage-note {
  position: absolute; inset: 0; margin: 0; display: grid; place-items: center; padding: 16px;
  color: var(--c-muted); font-size: var(--fs-m); text-align: center; background: #000000;
}

/* ---------- Transport bar ---------- */
.screen-trim .trim-bar { flex: none; height: 52px; display: flex; align-items: center; gap: 14px; padding: 0 12px; background: var(--c-panel); }
.screen-trim .trim-play { width: 36px; height: 36px; padding: 0; flex: none; }
.screen-trim .trim-play svg { width: 13px; height: 13px; }
.screen-trim .trim-tc { width: 8ch; flex: none; font-family: var(--font-display); font-size: 30px; line-height: 32px; font-weight: 700; }
.screen-trim .trim-kept { font-size: var(--fs-s); color: var(--c-muted); white-space: nowrap; }
.screen-trim .trim-round { display: inline-flex; align-items: baseline; gap: 6px; padding: 2px 8px; background: var(--c-seam); border-radius: var(--r-chip); white-space: nowrap; }
.screen-trim .trim-round-label { font-size: var(--fs-s); color: var(--c-muted); }
.screen-trim .trim-round-value { font-family: var(--font-display); font-size: 16px; line-height: 20px; font-weight: 700; color: var(--c-ink); }
.screen-trim .trim-round.is-warn .trim-round-value { color: var(--c-warn); }
.screen-trim .trim-tools { margin-left: auto; display: flex; gap: 4px; }
.screen-trim .trim-tool { height: 28px; padding: 0 8px; font-size: var(--fs-m); }
.screen-trim .trim-tool kbd { margin-left: 2px; }
.screen-trim .trim-tool.is-undo { margin-left: 8px; }

/* ---------- Timeline (.tl, ui/timeline.js) ---------- */
.tl {
  position: relative; flex: none; display: grid; grid-template-columns: 64px minmax(0, 1fr);
  grid-template-rows: 24px 64px 44px 40px; gap: 2px 0; padding: 8px 12px 12px 0;
  background: var(--c-panel); color: var(--c-muted); font-size: var(--fs-s); overflow: hidden;
}
.tl.no-ammo { grid-template-rows: 24px 64px 44px; }
.tl-label { padding-left: 12px; align-self: center; }
.tl-track { position: relative; min-width: 0; }
.tl-ruler { height: 24px; cursor: ew-resize; touch-action: none; font-size: var(--fs-xs); line-height: 16px; }
.tl-ticks > span { position: absolute; bottom: 4px; width: 1px; height: 4px; background: var(--c-tick); }
.tl-ticks > span.major { height: 8px; background: var(--c-tick-major); }
.tl-rlabels > span { position: absolute; top: 0; margin-left: 3px; white-space: nowrap; }
.tl-bars > span { position: absolute; bottom: 0; height: 4px; border-radius: var(--r-chip); background: var(--c-pink); }
.tl-video { height: 64px; background: var(--c-field); cursor: pointer; touch-action: none; }
.tl-frames { position: absolute; inset: 0; display: flex; overflow: hidden; pointer-events: none; }
.tl-frame { flex: 1; min-width: 0; height: 64px; }
.tl-frame > img { display: block; width: 100%; height: 64px; object-fit: cover; }
.tl-gaps { position: absolute; inset: 0; pointer-events: none; }
.tl-gaps > div { position: absolute; top: 0; bottom: 0; background: var(--c-shade); }
.tl-kticks { position: absolute; inset: 0; pointer-events: none; }
.tl-kticks > span { position: absolute; bottom: 0; width: 2px; height: 12px; margin-left: -1px; background: var(--c-ink); box-shadow: 0 0 0 1px var(--c-black); }
.tl-boxes { position: absolute; inset: 0; }
.tl-part { position: absolute; top: 0; bottom: 0; cursor: pointer; }
.tl-part.is-joined { box-shadow: inset 2px 0 0 var(--c-black); }
.tl-part.is-sel { z-index: 1; }
.tl-part:focus-visible { outline-offset: -2px; }
.tl-pill {
  position: absolute; top: 4px; left: 4px; height: 16px; padding: 0 4px; border-radius: var(--r-chip);
  background: var(--c-pink); color: var(--c-on-pink); font-size: var(--fs-xs); line-height: 16px; font-weight: 600;
  white-space: nowrap; pointer-events: none;
}
.tl-pill.is-end { left: auto; right: 4px; }
.tl-handle {
  position: absolute; top: -2px; bottom: -2px; width: 12px; padding: 0; border: 0; background: var(--c-pink);
  box-shadow: var(--outline-marker); cursor: ew-resize; display: grid; place-items: center; touch-action: none;
}
.tl-handle:focus-visible { outline-offset: 3px; }
.tl-sel { position: absolute; top: 0; bottom: 0; z-index: 2; pointer-events: none; }
.tl-sel > .tl-handle { pointer-events: auto; }
@media (pointer: coarse) {
  /* A 28 px touch target around the 12 px pink handle, without changing how it looks. */
  .tl-handle::before { content: ''; position: absolute; top: 0; bottom: 0; left: -8px; right: -8px; }
}
.tl-in { left: -12px; border-radius: 2px 0 0 2px; }
.tl-out { right: -12px; border-radius: 0 2px 2px 0; }
.tl-grip { width: 2px; height: 24px; border-radius: 1px; background: var(--c-white); box-shadow: 0 0 0 1px var(--c-black); }
.tl-kills { height: 44px; background: var(--c-field); --hs-ring: var(--c-field); }
.tl-kmarks { position: absolute; inset: 0; pointer-events: none; }
.tl-kill { position: absolute; top: 8px; width: 38px; height: 28px; margin-left: -19px; transition: opacity 0.2s; }
.tl-kill > .portrait > img, .tl-kill > .portrait > .portrait-fallback { background: var(--c-panel); }
.tl-kill.is-out { opacity: 0.4; }
.tl-ammo { height: 40px; background: var(--c-field); color: var(--c-ammo); }
.tl-ammo-svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.tl-alabels > span { position: absolute; margin-left: 4px; font-size: var(--fs-xs); line-height: 11px; color: var(--c-muted); }
.tl-note { position: absolute; left: 10px; top: 0; bottom: 0; display: flex; align-items: center; font-size: var(--fs-s); color: var(--c-edge); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: calc(100% - 20px); }
.tl-ph-layer { position: absolute; grid-column: 2; grid-row: 1 / -1; inset: 0; pointer-events: none; z-index: 2; }
.tl-ph { position: absolute; top: 0; bottom: 0; left: 0; width: 2px; margin-left: -1px; background: var(--c-playhead); box-shadow: var(--outline-marker); }
.tl-ph-mark { position: absolute; top: 0; left: 0; margin-left: -6.5px; overflow: visible; color: var(--c-playhead); }
.tl.is-dragging .tl-kill { transition: none; }

/* ---------- Phone width: panels stack ---------- */
@media (max-width: 899.98px) {
  .screen.screen-trim { height: auto; min-height: 0; }
  .screen-trim .trim-side { overflow: visible; }
  .screen-trim .trim-klist { max-height: none; overflow: visible; }
  .screen-trim .trim-sel { margin-top: 0; }
  .screen-trim .trim-stage { container-type: normal; min-height: 0; }
  .screen-trim .trim-frame { width: 100%; }
  .screen-trim .trim-bar { height: auto; min-height: 52px; flex-wrap: wrap; row-gap: 8px; padding: 8px 12px; }
  .screen-trim .trim-tc { font-size: 24px; line-height: 28px; }
  .tl { padding-right: 16px; }
}
@media (max-width: 599.98px) {
  .tl { grid-template-columns: 52px minmax(0, 1fr); }
  .tl-label { padding-left: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  .tl-kill, .screen-trim .trim-kflag { transition: none; }
}