/* ========================================================================
   Editor v2 — "Premiere-class" NLE workspace
   Two directions on a shared skeleton:
     .e2.dir-a  → "Studio"  : dense, flat, technical, scopes, square seams
     .e2.dir-b  → "Aurora"  : premium, elevated rounded panels, glassy transport
   Namespaced e2-* ; reuses design tokens + .btn/.badge/.icon-btn/.mono
   ======================================================================== */
.e2 {
  --e2-panel: var(--bg-1);
  --e2-panel-2: var(--bg-2);
  --e2-seam: var(--border);
  --e2-rail: #0E1116;
  --e2-headh: 52px;
  --e2-tabh: 34px;
  --e2-radius: 0px;            /* dir-a square */
  --e2-elev: none;
  display: grid;
  grid-template-rows: var(--e2-headh) minmax(0, 1fr) auto;
  height: 100%;
  min-height: 0;
  background: var(--bg-0);
  color: var(--text-1);
  overflow: hidden;
}
.e2.dir-b {
  --e2-panel: #161A22;
  --e2-panel-2: #1A1F29;
  --e2-radius: 12px;
  --e2-elev: 0 1px 0 rgba(255,255,255,0.04) inset, 0 8px 24px rgba(0,0,0,0.35);
  background: radial-gradient(1200px 500px at 70% -10%, rgba(91,124,250,0.07), transparent 60%), var(--bg-0);
}

/* ---------- header ---------- */
.e2-head {
  display: flex; align-items: center; gap: 12px;
  padding: 0 16px;
  border-bottom: 1px solid var(--e2-seam);
  background: var(--e2-panel);
}
.e2.dir-b .e2-head {
  background: linear-gradient(180deg, rgba(255,255,255,0.025), transparent), var(--e2-panel);
}
.e2-seq { display: flex; align-items: center; gap: 10px; min-width: 0; }
.e2-seq-name { font-weight: 600; font-size: 13.5px; letter-spacing: -0.01em; white-space: nowrap; }
.e2-seq-meta { font-size: 11px; color: var(--text-3); white-space: nowrap; }
.e2-ws {
  display: flex; align-items: center; gap: 2px;
  background: var(--bg-0); border: 1px solid var(--e2-seam);
  border-radius: 7px; padding: 3px;
}
.e2-ws button {
  height: 24px; padding: 0 12px; font-size: 11.5px; font-weight: 500;
  color: var(--text-3); border-radius: 5px; letter-spacing: 0.01em;
  transition: background 90ms, color 90ms;
}
.e2-ws button:hover { color: var(--text-1); }
.e2-ws button.active { background: var(--accent-soft); color: var(--accent-text); }
.e2.dir-b .e2-ws button.active { background: var(--accent); color: #fff; }
.e2-autosave { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--text-3); }
.e2-autosave .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px var(--success-soft); }

/* ---------- body ---------- */
.e2-body {
  display: grid;
  grid-template-columns: 322px minmax(0,1fr) 312px;
  min-height: 0;
  background: var(--e2-seam);
  gap: 1px;
}
.e2.dir-b .e2-body { gap: 12px; padding: 12px; background: transparent; }

.e2-panel {
  background: var(--e2-panel);
  display: flex; flex-direction: column; min-height: 0; min-width: 0;
  border-radius: var(--e2-radius);
  box-shadow: var(--e2-elev);
  overflow: hidden;
}

/* panel tab strip */
.e2-tabs {
  display: flex; align-items: stretch;
  height: var(--e2-tabh); flex-shrink: 0;
  border-bottom: 1px solid var(--e2-seam);
  background: var(--e2-panel-2);
  padding: 0 6px;
  gap: 2px;
}
.e2-tab {
  display: flex; align-items: center; gap: 7px;
  padding: 0 11px; font-size: 11.5px; font-weight: 500;
  color: var(--text-3); position: relative;
  transition: color 90ms;
}
.e2-tab:hover { color: var(--text-1); }
.e2-tab.active { color: var(--text-1); }
.e2-tab.active::after {
  content: ""; position: absolute; left: 8px; right: 8px; bottom: -1px; height: 2px;
  background: var(--accent); border-radius: 2px 2px 0 0;
}
.e2-tab .e2-tab-ic { color: currentColor; opacity: 0.8; }
.e2-tab-spacer { flex: 1; }
.e2-tabs .e2-icon-mini {
  width: 26px; display: grid; place-items: center; color: var(--text-3);
  border-radius: 5px; align-self: center; height: 24px;
}
.e2-tabs .e2-icon-mini:hover { background: var(--hover); color: var(--text-1); }

/* panel toolbar (search / filter rows) */
.e2-ptoolbar {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; border-bottom: 1px solid var(--e2-seam); flex-shrink: 0;
}
.e2-search-mini {
  flex: 1; display: flex; align-items: center; gap: 7px;
  height: 28px; padding: 0 10px;
  background: var(--bg-0); border: 1px solid var(--e2-seam); border-radius: 6px;
  color: var(--text-3); font-size: 12px;
}
.e2-search-mini input { flex: 1; min-width: 0; background: none; border: 0; outline: 0; color: var(--text-1); font-size: 12px; }
.e2-seg {
  display: flex; background: var(--bg-0); border: 1px solid var(--e2-seam);
  border-radius: 6px; padding: 2px; gap: 2px;
}
.e2-seg button { width: 26px; height: 22px; display: grid; place-items: center; color: var(--text-3); border-radius: 4px; }
.e2-seg button.active { background: var(--bg-3); color: var(--text-1); }

.e2-panel-scroll { flex: 1; overflow-y: auto; min-height: 0; }

/* project bin grid */
.e2-bin-grid {
  padding: 10px; display: grid; gap: 9px;
  grid-template-columns: repeat(2, 1fr);
}
.e2-bin-card {
  border-radius: 7px; overflow: hidden; cursor: pointer;
  background: var(--bg-0); border: 1px solid var(--e2-seam);
  transition: border-color 120ms, transform 120ms;
}
.e2-bin-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.e2-bin-card.sel { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.e2-bin-thumb { position: relative; aspect-ratio: 16/9; background: var(--bg-2); }
.e2-bin-thumb .thumb-svg { width: 100%; height: 100%; }
.e2-bin-dur {
  position: absolute; right: 4px; bottom: 4px;
  font-family: var(--font-mono); font-size: 9px; color: #fff;
  background: rgba(0,0,0,0.7); padding: 1px 4px; border-radius: 3px;
}
.e2-bin-type {
  position: absolute; left: 4px; top: 4px; width: 18px; height: 18px;
  display: grid; place-items: center; border-radius: 4px;
  background: rgba(0,0,0,0.55); color: #fff; backdrop-filter: blur(3px);
}
.e2-bin-meta { padding: 6px 8px; }
.e2-bin-name { font-size: 11px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.e2-bin-sub { font-size: 9.5px; color: var(--text-3); font-family: var(--font-mono); margin-top: 1px; }

/* effects list (alt tab content) */
.e2-fx-group { padding: 6px 10px; }
.e2-fx-label { font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-4); font-weight: 600; padding: 8px 2px 4px; }
.e2-fx-item {
  display: flex; align-items: center; gap: 9px; padding: 7px 8px; border-radius: 6px;
  font-size: 12px; color: var(--text-2); cursor: grab;
}
.e2-fx-item:hover { background: var(--hover); color: var(--text-1); }
.e2-fx-ic { width: 24px; height: 24px; border-radius: 5px; display: grid; place-items: center; background: var(--bg-3); color: var(--text-2); flex-shrink: 0; }
.e2-fx-drag { margin-left: auto; color: var(--text-4); }

/* ---------- center: program monitor ---------- */
.e2-center { display: flex; flex-direction: column; min-height: 0; min-width: 0; background: var(--e2-panel); border-radius: var(--e2-radius); overflow: hidden; box-shadow: var(--e2-elev); }
.e2-monitor-tabs { justify-content: space-between; }
.e2-stage {
  flex: 1; min-height: 0;
  background: #05070A;
  display: grid; place-items: center;
  padding: 16px;
  position: relative;
}
.e2.dir-b .e2-stage { padding: 22px; background: radial-gradient(120% 120% at 50% 0%, #0a0e16, #05070A); }
.e2-screen {
  position: relative; aspect-ratio: 16/9; max-height: 100%; max-width: 100%;
  width: 100%; background: #000; overflow: hidden;
  border-radius: 2px;
}
.e2.dir-b .e2-screen {
  border-radius: 10px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.06), 0 20px 50px rgba(0,0,0,0.6);
}
.e2-screen .thumb-svg { width: 100%; height: 100%; }
.e2.dir-b .e2-screen.playing { box-shadow: 0 0 0 1px var(--accent), 0 0 40px var(--accent-soft-2), 0 20px 50px rgba(0,0,0,0.6); }
/* title/action safe guides */
.e2-safe {
  position: absolute; inset: 5%; border: 1px solid rgba(255,255,255,0.14); pointer-events: none;
}
.e2-safe::before { content: ""; position: absolute; inset: 5.2%; border: 1px solid rgba(255,255,255,0.09); }
.e2-safe.hide { display: none; }
.e2-cross { position: absolute; inset: 0; pointer-events: none; }
.e2-cross::before, .e2-cross::after { content: ""; position: absolute; background: rgba(255,255,255,0.10); }
.e2-cross::before { left: 50%; top: 46%; bottom: 46%; width: 1px; transform: translateX(-0.5px); }
.e2-cross::after { top: 50%; left: 48%; right: 48%; height: 1px; transform: translateY(-0.5px); }
.e2-screen-tc {
  position: absolute; left: 10px; bottom: 9px;
  font-family: var(--font-mono); font-size: 11px; color: #fff;
  background: rgba(0,0,0,0.6); padding: 3px 7px; border-radius: 4px; backdrop-filter: blur(4px);
  letter-spacing: 0.02em;
}
.e2-screen-res {
  position: absolute; right: 10px; bottom: 9px;
  font-family: var(--font-mono); font-size: 10px; color: rgba(255,255,255,0.8);
  background: rgba(0,0,0,0.5); padding: 3px 7px; border-radius: 4px; backdrop-filter: blur(4px);
}
.e2-play-big {
  position: absolute; inset: 0; display: grid; place-items: center;
  color: #fff; background: rgba(0,0,0,0.12); transition: background 120ms;
}
.e2-play-big:hover { background: rgba(0,0,0,0.28); }
.e2-play-big svg { width: 58px; height: 58px; filter: drop-shadow(0 4px 12px rgba(0,0,0,0.5)); }

/* transport bar */
.e2-transport {
  display: flex; align-items: center; gap: 10px;
  height: 50px; flex-shrink: 0; padding: 0 14px;
  background: var(--e2-panel-2); border-top: 1px solid var(--e2-seam);
}
.e2.dir-b .e2-transport { background: transparent; padding: 12px 14px; }
.e2-tc-read {
  font-family: var(--font-mono); font-size: 15px; font-weight: 600; letter-spacing: 0.02em;
  color: var(--text-1); font-variant-numeric: tabular-nums;
}
.e2-tc-read .frac { color: var(--text-3); font-size: 12px; font-weight: 500; }
.e2-tbtns { display: flex; align-items: center; gap: 2px; margin: 0 auto; }
.e2.dir-b .e2-tbtns {
  background: rgba(255,255,255,0.04); border: 1px solid var(--e2-seam);
  padding: 4px; border-radius: 999px; backdrop-filter: blur(6px);
}
.e2-tbtn {
  width: 34px; height: 34px; display: grid; place-items: center;
  color: var(--text-2); border-radius: 7px; transition: background 90ms, color 90ms;
}
.e2-tbtn:hover { background: var(--hover); color: var(--text-1); }
.e2-tbtn.play {
  width: 40px; height: 40px; color: #fff; background: var(--accent);
}
.e2-tbtn.play:hover { background: var(--accent-hover); }
.e2.dir-b .e2-tbtn.play { border-radius: 999px; box-shadow: 0 4px 14px var(--accent-soft-2); }
.e2-trail { display: flex; align-items: center; gap: 8px; }
.e2-loop.active { color: var(--accent); }

/* ---------- right: inspector / Lumetri ---------- */
.e2-insp-scroll { flex: 1; overflow-y: auto; min-height: 0; padding: 12px; display: flex; flex-direction: column; gap: 12px; }
.e2.dir-b .e2-insp-scroll { gap: 10px; }
.e2-scope {
  height: 96px; border-radius: 8px; overflow: hidden; position: relative;
  background: #05070A; border: 1px solid var(--e2-seam);
}
.e2-scope svg { width: 100%; height: 100%; display: block; }
.e2-scope-label {
  position: absolute; left: 8px; top: 6px; font-family: var(--font-mono);
  font-size: 9px; letter-spacing: 0.08em; color: var(--text-3); text-transform: uppercase;
}
.e2-lum-group { }
.e2.dir-b .e2-lum-group {
  background: var(--e2-panel-2); border: 1px solid var(--e2-seam);
  border-radius: 10px; padding: 12px; box-shadow: 0 1px 0 rgba(255,255,255,0.03) inset;
}
.e2-lum-title {
  display: flex; align-items: center; gap: 8px;
  font-size: 10.5px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-2); padding: 4px 0 10px;
}
.e2-lum-title .e2-chev { margin-left: auto; color: var(--text-4); }
.e2-slider { display: grid; grid-template-columns: 78px 1fr 46px; align-items: center; gap: 10px; margin-bottom: 11px; }
.e2-slider:last-child { margin-bottom: 0; }
.e2-slider-label { font-size: 11px; color: var(--text-3); white-space: nowrap; }
.e2-track {
  position: relative; height: 4px; border-radius: 99px; background: var(--bg-3);
}
.e2-track.grad-temp { background: linear-gradient(90deg, #4a90d9, #d9b14a); }
.e2-track.grad-tint { background: linear-gradient(90deg, #4ad97f, #d94ac8); }
.e2-track-fill { position: absolute; left: 0; top: 0; bottom: 0; background: var(--accent); border-radius: 99px; }
.e2-track.grad-temp .e2-track-fill, .e2-track.grad-tint .e2-track-fill { background: transparent; }
.e2-thumb {
  position: absolute; top: 50%; width: 12px; height: 12px; border-radius: 50%;
  background: #fff; transform: translate(-50%, -50%);
  box-shadow: 0 1px 3px rgba(0,0,0,0.5); border: 1px solid rgba(0,0,0,0.2);
}
.e2-slider-val {
  font-family: var(--font-mono); font-size: 10.5px; color: var(--text-2);
  text-align: right; background: var(--bg-0); border: 1px solid var(--e2-seam);
  border-radius: 4px; padding: 2px 0; font-variant-numeric: tabular-nums;
}
.e2-swatches { display: flex; gap: 6px; padding: 2px 0 4px; }
.e2-swatch { width: 22px; height: 22px; border-radius: 6px; border: 1px solid rgba(255,255,255,0.12); }

/* ---------- timeline region ---------- */
.e2-tl {
  display: grid;
  grid-template-columns: 44px minmax(0,1fr);
  height: 268px; flex-shrink: 0;
  border-top: 1px solid var(--e2-seam);
  background: var(--bg-0);
  min-height: 0;
}
.e2.dir-b .e2-tl { height: 272px; }

/* vertical tool palette */
.e2-tools {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 8px 0; background: var(--e2-rail); border-right: 1px solid var(--e2-seam);
}
.e2.dir-b .e2-tools { background: var(--e2-panel); }
.e2-tool {
  width: 30px; height: 30px; display: grid; place-items: center;
  color: var(--text-3); border-radius: 7px; transition: background 90ms, color 90ms;
}
.e2-tool:hover { background: var(--hover); color: var(--text-1); }
.e2-tool.active { background: var(--accent); color: #fff; box-shadow: 0 2px 8px var(--accent-soft-2); }
.e2-tool svg { width: 16px; height: 16px; }
.e2-tool-div { width: 18px; height: 1px; background: var(--e2-seam); margin: 4px 0; }

.e2-tl-main { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.e2-tl-bar {
  display: flex; align-items: center; gap: 10px;
  height: 40px; flex-shrink: 0; padding: 0 12px;
  border-bottom: 1px solid var(--e2-seam); background: var(--e2-panel);
}
.e2-tl-tc {
  font-family: var(--font-mono); font-size: 13px; font-weight: 600;
  color: var(--accent-text); background: var(--bg-0); border: 1px solid var(--e2-seam);
  padding: 3px 9px; border-radius: 6px; font-variant-numeric: tabular-nums;
}
.e2-tl-toggle {
  display: flex; align-items: center; gap: 6px; height: 26px; padding: 0 9px;
  border-radius: 6px; font-size: 11px; color: var(--text-3);
  border: 1px solid transparent;
}
.e2-tl-toggle:hover { color: var(--text-1); background: var(--hover); }
.e2-tl-toggle.active { color: var(--accent-text); background: var(--accent-soft); }
.e2-tl-toggle svg { width: 14px; height: 14px; }
.e2-zoom { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.e2-zoom-track { width: 120px; height: 4px; border-radius: 99px; background: var(--bg-3); position: relative; }
.e2-zoom-fill { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 99px; background: var(--text-3); }
.e2-zoom-thumb { position: absolute; top: 50%; width: 11px; height: 11px; border-radius: 50%; background: var(--text-1); transform: translate(-50%,-50%); box-shadow: 0 1px 3px rgba(0,0,0,0.5); }

.e2-tl-scroll { flex: 1; overflow: auto; min-height: 0; }
.e2-tl-inner { min-width: 100%; position: relative; }

/* ruler */
.e2-ruler {
  position: sticky; top: 0; z-index: 6;
  height: 24px; display: grid; grid-template-columns: var(--e2-trackhead, 132px) 1fr;
  background: var(--e2-panel-2); border-bottom: 1px solid var(--e2-seam);
}
.e2-ruler-corner { border-right: 1px solid var(--e2-seam); }
.e2-ruler-scale { position: relative; }
.e2-ruler-tick { position: absolute; top: 0; bottom: 0; border-left: 1px solid var(--e2-seam); }
.e2-ruler-tick span { position: absolute; left: 4px; top: 5px; font-family: var(--font-mono); font-size: 9px; color: var(--text-4); }

/* tracks */
.e2-track-row {
  display: grid; grid-template-columns: var(--e2-trackhead, 132px) 1fr;
  border-bottom: 1px solid var(--e2-seam);
  height: 52px;
}
.e2-track-row.audio { height: 46px; }
.e2-th {
  display: flex; align-items: center; gap: 7px; padding: 0 9px;
  background: var(--e2-panel); border-right: 1px solid var(--e2-seam);
}
.e2-th-name { font-family: var(--font-mono); font-size: 11px; font-weight: 600; color: var(--text-2); width: 22px; }
.e2-th-toggles { display: flex; gap: 3px; margin-left: auto; }
.e2-tg {
  width: 19px; height: 19px; display: grid; place-items: center;
  font-size: 9px; font-weight: 700; border-radius: 4px;
  background: var(--bg-0); border: 1px solid var(--e2-seam); color: var(--text-4);
  font-family: var(--font-mono);
}
.e2-tg.on.m { background: var(--warning-soft); color: var(--warning); border-color: transparent; }
.e2-tg.on.s { background: var(--accent-soft); color: var(--accent-text); border-color: transparent; }
.e2-tg.on.l { background: var(--bg-4); color: var(--text-1); border-color: transparent; }
.e2-th-meter { display: flex; gap: 1.5px; align-items: flex-end; height: 22px; width: 8px; margin-left: 2px; }
.e2-th-meter i { flex: 1; border-radius: 1px; }

.e2-lane {
  position: relative;
  background:
    repeating-linear-gradient(90deg, transparent 0 var(--e2-bigstep,120px), rgba(255,255,255,0.05) var(--e2-bigstep,120px) calc(var(--e2-bigstep,120px) + 1px));
}
.e2-lane.audio { background: linear-gradient(180deg, rgba(45,212,168,0.03), transparent); }
.e2-clip {
  position: absolute; top: 4px; bottom: 4px; border-radius: 5px; overflow: hidden;
  cursor: pointer; border: 1px solid rgba(0,0,0,0.35);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.18);
}
.e2-clip.sel { box-shadow: 0 0 0 2px var(--accent), inset 0 1px 0 rgba(255,255,255,0.18); border-color: var(--accent); }
.e2-clip-top { position: absolute; left: 0; right: 0; top: 0; height: 15px; display: flex; align-items: center; padding: 0 6px; z-index: 2; }
.e2-clip-name { font-size: 9.5px; font-weight: 600; color: #fff; text-shadow: 0 1px 2px rgba(0,0,0,0.6); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.e2-clip-film { position: absolute; inset: 15px 0 0; display: flex; }
.e2-clip-film .e2-cell { flex: 1; overflow: hidden; border-left: 1px solid rgba(0,0,0,0.25); }
.e2-clip-film .e2-cell .thumb-svg { width: 100%; height: 100%; }
.e2-clip.audio { display: flex; align-items: stretch; }
.e2-clip-wave { position: absolute; inset: 14px 4px 4px; opacity: 0.7; }
.e2-clip-wave .waveform { width: 100%; height: 100%; }
.e2-clip-fade { position: absolute; top: 0; bottom: 0; width: 22px; background: linear-gradient(90deg, rgba(0,0,0,0.45), transparent); }
.e2-clip-fade.out { right: 0; background: linear-gradient(270deg, rgba(0,0,0,0.45), transparent); }

.e2-playhead {
  position: absolute; top: 0; bottom: 0; width: 1.5px; background: var(--live);
  z-index: 7; pointer-events: none;
}
.e2-playhead::before {
  content: ""; position: absolute; top: -1px; left: 50%; transform: translateX(-50%);
  border-left: 5px solid transparent; border-right: 5px solid transparent; border-top: 7px solid var(--live);
}
.e2-playhead.in-ruler { top: -24px; }

/* Transitions panel — draggable list */
.e2-trans-list { display: flex; flex-direction: column; gap: 4px; }
.e2-trans-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; padding: 7px 9px; border-radius: 5px;
  background: var(--bg-2); border: 1px solid var(--border);
  color: var(--text-1); cursor: grab; user-select: none;
}
.e2-trans-item:hover { background: var(--accent-soft); color: var(--accent-text); border-color: var(--accent); }
.e2-trans-item:active { cursor: grabbing; }