/* ============================================================
   RELAY — shared task desk
   Visual thesis: a night-shift signal relay. Deep slate canvas,
   phosphor status colours, monospace signal codes, and a repeating
   "signal rail" (status spine + index + code) as the signature.
   ============================================================ */

@font-face {
  font-family: "Oswald";
  src: url("assets/oswald.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Work Sans";
  src: url("assets/work-sans.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/ibm-plex-mono.ttf") format("truetype");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

:root {
  /* canvas + surfaces */
  --ink-950: #080b10;
  --ink-900: #0b0f15;
  --ink-800: #111721;
  --ink-750: #141b26;
  --ink-700: #18202c;
  --ink-600: #1f2937;

  /* lines */
  --line: #28323f;
  --line-soft: #1c2530;
  --line-bright: #3a4757;

  /* text */
  --text: #eef2f8;
  --muted: #9aa5b6;
  --faint: #7f8b9e;

  /* brand signal */
  --signal: #d9ff45;
  --signal-deep: #b6e01f;
  --signal-ink: #0a0d05;

  /* semantics */
  --todo: #8795aa;
  --in-progress: #4fd1ff;
  --blocked: #ff6f6f;
  --done: #5bdba1;

  --focus: #d9ff45;

  --radius-sm: 3px;
  --radius: 6px;
  --radius-lg: 10px;

  --shadow-panel: 0 30px 80px -30px rgba(0, 0, 0, 0.85);
  --shadow-row: 0 1px 0 rgba(255, 255, 255, 0.02);

  --font-display: "Oswald", "Arial Narrow", system-ui, sans-serif;
  --font-body: "Work Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --bar-h: 68px;
  --gutter: 32px;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--ink-900);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
}

/* faint instrument grid + horizon glow ------------------------------------ */
.field {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(1100px 480px at 78% -8%, rgba(217, 255, 69, 0.09), transparent 62%),
    radial-gradient(760px 500px at 4% 4%, rgba(79, 209, 255, 0.06), transparent 60%),
    linear-gradient(180deg, #0d121a 0%, var(--ink-900) 34%, var(--ink-950) 100%);
}
.field::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(1200px 900px at 60% 0%, #000 0%, transparent 78%);
          mask-image: radial-gradient(1200px 900px at 60% 0%, #000 0%, transparent 78%);
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  background: var(--signal);
  color: var(--signal-ink);
  padding: 10px 16px;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  transition: top 0.18s ease;
}
.skip-link:focus { top: 12px; }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ============================ command bar ============================ */
.command-bar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: var(--bar-h);
  padding: 12px var(--gutter);
  background: rgba(11, 15, 21, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.command-bar::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(217, 255, 69, 0.55), transparent);
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand__mark {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  color: var(--signal);
  border: 1px solid var(--line);
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, rgba(217, 255, 69, 0.16), transparent 70%), var(--ink-800);
  flex: none;
}
.brand__mark svg { width: 30px; height: 30px; }
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__word {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 25px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.brand__sub {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
  margin-top: 5px;
}

.command-bar__meta {
  display: flex;
  align-items: center;
  gap: 18px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.live { display: inline-flex; align-items: center; gap: 7px; text-transform: uppercase; letter-spacing: 0.14em; color: var(--faint); }
.live i {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--done);
  box-shadow: 0 0 0 4px rgba(91, 219, 161, 0.14);
  animation: pulse 2.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}
.command-bar__stat { color: var(--text); }
.command-bar__stat b { color: var(--signal); font-weight: 600; }

/* ============================== workspace ============================== */
.workspace {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
  max-width: 1560px;
  margin: 0 auto;
  padding: 0 var(--gutter) 96px;
  gap: 0;
}
.workspace.is-split {
  grid-template-columns: minmax(0, 1fr) minmax(420px, 484px);
  gap: 28px;
}

/* ============================== queue pane ============================== */
.queue-pane { min-width: 0; padding-top: 40px; }

.pane-head { margin-bottom: 26px; }
.pane-head__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 12px;
}
.eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--signal);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 22px; height: 1px;
  background: var(--signal);
}
.ruler { display: flex; gap: 7px; margin: 0; align-items: stretch; height: 12px; }
.ruler span { width: 1px; background: var(--line); }
.ruler span:nth-child(odd) { height: 12px; }
.ruler span:nth-child(even) { height: 6px; }
.ruler span:nth-child(4) { background: var(--signal); height: 12px; }

.pane-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(40px, 6.4vw, 74px);
  line-height: 0.94;
  letter-spacing: 0.005em;
  text-transform: uppercase;
}
.pane-lede {
  margin: 0;
  max-width: 56ch;
  color: var(--muted);
  font-size: 15.5px;
}

/* ============================== controls ============================== */
.controls {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  flex-wrap: wrap;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--ink-750), var(--ink-800));
  margin-bottom: 16px;
}
.control { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.control--search { flex: 1 1 320px; }
.control--filter { flex: 0 0 210px; }
.control label,
.detail__control label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
}
.control__field { position: relative; display: flex; align-items: center; }
.control__icon {
  position: absolute;
  left: 13px;
  color: var(--faint);
  pointer-events: none;
}
.control input,
.control select,
.detail__control select {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  background: var(--ink-900);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 13px 14px;
  font-family: var(--font-body);
  font-size: 15px;
  min-height: 46px;
}
.control input { padding-left: 42px; }
.control select, .detail__control select { padding-right: 40px; cursor: pointer; }
.control__chev {
  position: absolute;
  right: 13px;
  color: var(--muted);
  pointer-events: none;
}
.control input::placeholder { color: var(--faint); }
.control input:hover, .control select:hover, .detail__control select:hover { border-color: var(--line-bright); }
.control input:focus-visible, .control select:focus-visible, .detail__control select:focus-visible {
  outline: none;
  border-color: var(--signal);
  box-shadow: 0 0 0 3px rgba(217, 255, 69, 0.18);
}
input[type="search"]::-webkit-search-cancel-button { -webkit-appearance: none; }

.reset {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  background: transparent;
  border: 1px dashed var(--line-bright);
  border-radius: var(--radius);
  padding: 13px 15px;
  min-height: 46px;
  cursor: pointer;
  transition: color 0.16s ease, border-color 0.16s ease;
}
.reset:hover { color: var(--signal); border-color: var(--signal); }

/* ============================== tally ============================== */
.tally {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
}
.tally__item {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 13px 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--ink-800);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease;
}
.tally__item:hover { border-color: var(--line-bright); color: var(--text); }
.tally__item[aria-pressed="true"] {
  background: var(--ink-700);
  border-color: var(--swatch, var(--signal));
  color: var(--text);
}
.tally__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--swatch, var(--faint));
  box-shadow: 0 0 8px var(--swatch, transparent);
}
.tally__count { color: var(--text); font-weight: 600; }
.tally__item[aria-pressed="true"] .tally__count { color: var(--swatch, var(--signal)); }

/* ============================== list ============================== */
.list-head {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) 132px minmax(120px, 168px) 96px;
  gap: 16px;
  padding: 0 18px 9px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
  border-bottom: 1px solid var(--line);
}
.list-head__status, .list-head__assignee, .list-head__due { }

.items {
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--line);
}

.item {
  position: relative;
  border-bottom: 1px solid var(--line-soft);
  animation: row-in 0.4s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.items.is-settled .item { animation: none; }
.item:last-child { border-bottom: 0; }
@keyframes row-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.open-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) 132px minmax(120px, 168px) 96px;
  align-items: center;
  gap: 16px;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  border-left: 3px solid var(--swatch, var(--line));
  color: inherit;
  font: inherit;
  padding: 17px 18px;
  cursor: pointer;
  transition: background 0.16s ease, border-color 0.16s ease, transform 0.16s ease;
}
.open-item::after {
  content: "";
  position: absolute;
  right: 14px;
  width: 0; height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 6px solid var(--line-bright);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.16s ease, transform 0.16s ease;
}
.open-item:hover { background: rgba(255, 255, 255, 0.022); }
.open-item:hover::after { opacity: 1; transform: none; }
.open-item:hover .item__title { color: var(--signal); }
.open-item:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: -3px;
  background: rgba(217, 255, 69, 0.05);
}
.item.is-active { background: rgba(217, 255, 69, 0.055); }
.item.is-active .open-item { border-left-color: var(--signal); }
.item.is-active .open-item::after { opacity: 1; transform: none; border-left-color: var(--signal); }

.item__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.04em;
}
.item__main { min-width: 0; }
.item__title {
  display: block;
  font-weight: 600;
  font-size: 16px;
  line-height: 1.3;
  letter-spacing: -0.006em;
  color: var(--text);
  transition: color 0.16s ease;
  overflow-wrap: anywhere;
}
.item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  margin-top: 7px;
}
.chip {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  padding: 2.5px 7px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.015);
  white-space: nowrap;
}
.chip--project { color: var(--text); border-color: var(--line-bright); }
.chip--prio-high { color: #ffb3b3; border-color: rgba(255, 111, 111, 0.4); background: rgba(255, 111, 111, 0.08); }
.chip--prio-medium { color: #ffd489; border-color: rgba(255, 200, 87, 0.38); background: rgba(255, 200, 87, 0.07); }
.chip--prio-low { color: var(--muted); }

.item__status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--swatch, var(--muted));
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--swatch, var(--muted));
  box-shadow: 0 0 9px var(--swatch, transparent);
  flex: none;
}
.item__assignee {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
  font-size: 13.5px;
  color: var(--muted);
}
.avatar {
  width: 26px; height: 26px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex: none;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--ink-950);
  background: var(--avatar, var(--todo));
  letter-spacing: 0.02em;
}
.item__assignee span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item__due {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  text-align: right;
  white-space: nowrap;
}
.item__due.is-overdue { color: var(--blocked); }
.item__due small { display: block; color: var(--faint); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; }

/* ============================== empty + error ============================== */
.empty-state {
  margin-top: 28px;
  padding: 54px 32px;
  text-align: center;
  border: 1px dashed var(--line-bright);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(24, 32, 44, 0.55), rgba(11, 15, 21, 0.4));
}
.empty-state__glyph {
  display: inline-grid;
  place-items: center;
  width: 72px; height: 72px;
  margin-bottom: 16px;
  border-radius: 50%;
  color: var(--signal);
  border: 1px solid var(--line);
  background: var(--ink-800);
}
.empty-state h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 30px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.empty-state p {
  margin: 0 auto 22px;
  max-width: 44ch;
  color: var(--muted);
}
.queue-error {
  margin-top: 22px;
  padding: 20px 22px;
  border: 1px solid rgba(255, 111, 111, 0.4);
  border-left-width: 3px;
  border-radius: var(--radius);
  background: rgba(255, 111, 111, 0.07);
}
.queue-error p { margin: 6px 0 0; color: var(--muted); }

/* ============================== buttons ============================== */
.btn {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius);
  padding: 13px 18px;
  min-height: 46px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.14s ease, background 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}
.btn:active { transform: translateY(1px); }
.btn--accent {
  background: var(--signal);
  color: var(--signal-ink);
  font-weight: 600;
  border-color: var(--signal);
}
.btn--accent:hover { background: var(--signal-deep); border-color: var(--signal-deep); }
.btn--accent:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--ink-900), 0 0 0 4px var(--signal);
}
.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line-bright);
}
.btn--ghost:hover { border-color: var(--signal); color: var(--signal); }

/* ============================== detail pane ============================== */
.detail-pane { min-width: 0; display: none; }
.detail-pane.is-open { display: block; }
.detail-sheet {
  position: sticky;
  top: calc(var(--bar-h) + 22px);
  max-height: calc(100vh - var(--bar-h) - 44px);
  overflow-y: auto;
  overscroll-behavior: contain;
  margin-top: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--ink-750), var(--ink-800) 40%, var(--ink-800));
  box-shadow: var(--shadow-panel);
  scrollbar-width: thin;
  scrollbar-color: var(--line-bright) transparent;
}
.detail-sheet::-webkit-scrollbar { width: 10px; }
.detail-sheet::-webkit-scrollbar-thumb { background: var(--line); border-radius: 10px; border: 3px solid var(--ink-800); }

.detail-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 28px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12.5px;
}
.spinner {
  width: 15px; height: 15px;
  border: 2px solid var(--line-bright);
  border-top-color: var(--signal);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* the signal rail repeated as a top border of the detail */
.detail { position: relative; }
.detail::before {
  content: "";
  display: block;
  height: 4px;
  background: repeating-linear-gradient(115deg, var(--swatch, var(--signal)) 0 10px, transparent 10px 20px);
  opacity: 0.85;
}

.detail__head { padding: 24px 26px 20px; border-bottom: 1px solid var(--line-soft); }
.detail__topline {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.rail-chip {
  color: var(--signal-ink);
  background: var(--swatch, var(--signal));
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-weight: 600;
}
.detail__index { color: var(--faint); }
.detail__id { color: var(--faint); margin-left: auto; }
.detail__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(26px, 3vw, 36px);
  line-height: 1.08;
  letter-spacing: 0.004em;
  overflow-wrap: anywhere;
}
.detail__badges { display: flex; flex-wrap: wrap; gap: 8px; }

.detail__signal {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 26px;
  background: rgba(0, 0, 0, 0.22);
  border-bottom: 1px solid var(--line-soft);
}
.signal-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--swatch, var(--signal));
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--swatch, var(--signal)) 18%, transparent), 0 0 14px var(--swatch, transparent);
  flex: none;
}
.signal-label { margin: 0; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--faint); }
.signal-value { margin: 2px 0 0; font-weight: 600; font-size: 15px; color: var(--swatch, var(--text)); }
.signal-stamp { margin: 0 0 0 auto; font-family: var(--font-mono); font-size: 10.5px; color: var(--faint); text-align: right; }

.detail__body {
  padding: 24px 26px 6px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.62;
  max-width: 62ch;
}
.detail__body p { margin: 0 0 15px; }
.detail__body p:last-child { margin-bottom: 0; }

.detail__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 22px 26px 0;
  padding: 0;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}
.fact { background: var(--ink-800); padding: 13px 15px; }
.fact dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 4px;
}
.fact dd { margin: 0; font-size: 14.5px; color: var(--text); overflow-wrap: anywhere; }

.detail__control { padding: 24px 26px 4px; }
.detail__control label { display: block; margin-bottom: 8px; color: var(--muted); }
.detail__hint { margin: 9px 0 0; font-size: 13px; color: var(--faint); }

.activity { padding: 22px 26px 4px; }
.activity__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
}
.activity__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.activity__item {
  position: relative;
  padding: 0 0 16px 22px;
  font-size: 13.5px;
  color: var(--muted);
  border-left: 1px solid var(--line);
  margin-left: 5px;
}
.activity__item:last-child { padding-bottom: 2px; border-left-color: transparent; }
.activity__item::before {
  content: "";
  position: absolute;
  left: -5px; top: 3px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--ink-700);
  border: 2px solid var(--line-bright);
}
.activity__item:first-child::before { border-color: var(--signal); background: var(--signal); }
.activity__item b { color: var(--text); font-weight: 600; }
.activity__item time { display: block; font-family: var(--font-mono); font-size: 10.5px; color: var(--faint); margin-top: 3px; letter-spacing: 0.04em; }

.detail__foot {
  display: flex;
  gap: 10px;
  padding: 22px 26px 26px;
  margin-top: 8px;
  border-top: 1px solid var(--line-soft);
}
.detail__foot .btn { flex: 1 1 auto; }
#next-task { flex: 1 1 55%; }

/* ============================== scrim ============================== */
.scrim {
  position: fixed;
  inset: 0;
  z-index: 30;
  background: rgba(4, 6, 10, 0.66);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  opacity: 0;
  animation: fade-in 0.2s ease forwards;
}
@keyframes fade-in { to { opacity: 1; } }

/* ============================== toasts ============================== */
.toast-stack {
  position: fixed;
  z-index: 60;
  right: 22px;
  bottom: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(360px, calc(100vw - 44px));
}
.toast {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  border-left: 3px solid var(--swatch, var(--signal));
  background: var(--ink-700);
  box-shadow: var(--shadow-panel);
  animation: toast-in 0.32s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}
.toast.is-out { animation: toast-out 0.24s ease forwards; }
@keyframes toast-in { from { opacity: 0; transform: translateY(10px) scale(0.98); } to { opacity: 1; transform: none; } }
@keyframes toast-out { to { opacity: 0; transform: translateX(14px); } }
.toast__dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--swatch, var(--signal));
  margin-top: 5px;
  flex: none;
  box-shadow: 0 0 10px var(--swatch, transparent);
}
.toast__text { font-size: 13.5px; color: var(--text); }
.toast__text b { font-weight: 600; }
.toast__text small { display: block; font-family: var(--font-mono); font-size: 10.5px; color: var(--faint); margin-top: 3px; letter-spacing: 0.04em; }

/* ============================== responsive ============================== */
@media (max-width: 1180px) {
  .list-head,
  .open-item {
    grid-template-columns: 44px minmax(0, 1fr) 128px 110px;
  }
  .list-head__assignee, .item__assignee { display: none; }
  .open-item::after { display: none; }
}

@media (max-width: 980px) {
  :root { --gutter: 20px; }
  .workspace.is-split { grid-template-columns: minmax(0, 1fr); gap: 0; }

  .detail-pane {
    position: fixed;
    inset: 0;
    z-index: 50;
  }
  .detail-sheet {
    position: fixed;
    inset: 0;
    margin: 0;
    max-height: none;
    height: 100dvh;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }
  .detail-sheet { padding-bottom: env(safe-area-inset-bottom); }
  .detail-sheet::-webkit-scrollbar { width: 0; }
  .detail__title { font-size: 30px; }
  .detail__foot {
    position: sticky;
    bottom: 0;
    background: var(--ink-800);
    padding-bottom: calc(26px + env(safe-area-inset-bottom));
  }
}

@media (max-width: 720px) {
  .list-head { display: none; }
  .open-item {
    grid-template-columns: 1fr auto;
    grid-template-areas: "idx idx" "title title" "meta status";
    gap: 10px 12px;
    padding: 16px;
  }
  .item__idx { grid-area: idx; }
  .item__main { grid-area: title; }
  .item__meta { grid-area: meta; margin-top: 2px; }
  .item__status { grid-area: status; }
  .item__due { display: none; }
  .item__title { font-size: 16.5px; }
  .open-item::after { display: none; }
}

@media (max-width: 560px) {
  .command-bar { padding: 10px 16px; }
  .brand__sub { display: none; }
  .command-bar__date { display: none; }
  .pane-title { font-size: 42px; }
  .controls { padding: 14px; }
  .control--filter { flex: 1 1 100%; }
  .reset { flex: 1 1 100%; }
  .detail__facts { grid-template-columns: 1fr; }
  .detail__foot { flex-direction: column; }
  .detail__foot .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .live i { animation: none; }
}