:root {
  --bg: #0F1115;
  --surface: #1A1D23;
  --surface-variant: #23272F;
  --on-surface: #E8EAEF;
  --on-surface-variant: #9BA2B0;
  --outline: #4A505C;
  --outline-variant: #2C313A;
  --primary: #9B93FF;
  --error: #FF6B6B;
  --done: #22C55E;
  --p-urgent: #FF6B6B;
  --p-high: #FF8A00;
  --p-normal: #FFE14D;
  --p-low: #4ADE80;
  --radius: 14px;
  --chip-radius: 11px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; height: 100%;
  background: var(--bg);
  color: var(--on-surface);
  font: 15px/1.35 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }

/* ---------------------------------------------------------------- gate */
.gate { display: grid; place-items: center; height: 100%; padding: 24px; }
.gate-card { text-align: center; max-width: 340px; }
.gate-card h1 { font-size: 34px; letter-spacing: -0.5px; margin: 0 0 8px; }
.gate-card p { color: var(--on-surface-variant); margin: 0 0 22px; }
.gate-error { color: var(--error); margin-top: 16px; font-size: 13px; }

.primary {
  background: var(--primary); color: #14122E; border: none;
  border-radius: var(--chip-radius); padding: 11px 18px; font-weight: 650;
}
.ghost {
  background: transparent; color: var(--on-surface-variant);
  border: 1.5px solid var(--outline-variant);
  border-radius: var(--chip-radius); padding: 11px 18px; font-weight: 650;
}
.ghost.danger { color: var(--error); border-color: transparent; }

/* ---------------------------------------------------------------- shell */
#app { display: flex; flex-direction: column; height: 100%; }

.topbar {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 18px; background: var(--surface);
  border-bottom: 1px solid var(--outline-variant);
  padding-top: max(12px, env(safe-area-inset-top));
}
.brand { font-size: 21px; font-weight: 800; letter-spacing: -0.4px; }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }

.seg {
  background: var(--surface-variant); border: 1.5px solid transparent;
  color: var(--on-surface-variant); border-radius: 10px;
  padding: 7px 14px; font-size: 13px; font-weight: 650;
}
.seg.on {
  background: color-mix(in srgb, var(--primary) 20%, transparent);
  border-color: var(--primary); color: var(--on-surface);
}
.icon-btn {
  background: transparent; border: none; color: var(--on-surface-variant);
  font-size: 19px; padding: 6px 9px; border-radius: 9px;
}
.icon-btn:hover { background: var(--surface-variant); color: var(--on-surface); }

.panes { flex: 1; display: flex; min-height: 0; }
.left {
  width: 46%; max-width: 620px; min-width: 340px;
  display: flex; flex-direction: column; min-height: 0;
  border-right: 1px solid var(--outline-variant);
}
.right { flex: 1; overflow-y: auto; padding: 22px 26px 60px; min-width: 0; }
.scroller { overflow-y: auto; padding: 0 16px 60px; flex: 1; }

.empty-detail { color: var(--on-surface-variant); padding: 40px 0; text-align: center; }

/* ---------------------------------------------------------------- filters */
.filters {
  padding: 12px 16px 10px; display: flex; flex-direction: column; gap: 8px;
  border-bottom: 1px solid var(--outline-variant);
}
.tabrow { display: flex; gap: 8px; }
.tabrow .seg { flex: 1; text-align: center; }
.chiprow { display: flex; flex-wrap: wrap; gap: 7px; }

.chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; border: 1.5px solid var(--outline-variant);
  color: var(--on-surface-variant);
  border-radius: var(--chip-radius); padding: 8px 13px;
  font-size: 14px; font-weight: 650; line-height: 1;
}
.chip.on { color: var(--on-surface); }
.chip.small { padding: 6px 10px; font-size: 13px; }

/* ---------------------------------------------------------------- list */
.new-task {
  width: 100%; margin: 14px 0 4px; text-align: left;
  background: transparent; border: 1.5px dashed var(--outline-variant);
  color: var(--primary); font-weight: 650;
  border-radius: var(--radius); padding: 12px 14px;
}
.new-task:hover { border-color: var(--primary); }

.section-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 6px 7px; font-size: 11px; font-weight: 800; letter-spacing: 0.9px;
  color: var(--on-surface-variant);
}
.section-head .count { color: var(--on-surface-variant); opacity: 0.7; }

.card {
  display: flex; align-items: stretch; gap: 11px;
  background: var(--surface); border-radius: var(--radius);
  margin-bottom: 8px; overflow: hidden; cursor: pointer;
  border: 1.5px solid transparent;
}
.card:hover { border-color: var(--outline-variant); }
.card.selected { border-color: var(--primary); }
.stripe { width: 5px; flex: none; display: flex; flex-direction: column; }
.stripe span { flex: 1; }
.card-body { flex: 1; padding: 11px 12px 11px 0; min-width: 0; }
.card-owners { display: flex; gap: 6px; padding: 12px 0 0 0; align-items: flex-start; }
.card-title { font-size: 15px; display: flex; align-items: center; gap: 6px; }
.card-title .bang { color: var(--error); font-weight: 900; }
.card-meta { font-size: 12px; color: var(--on-surface-variant); margin-top: 3px; }
.card-right { padding: 11px 12px 0 0; display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }

.pill {
  font-size: 12px; font-weight: 600; padding: 3px 8px; border-radius: 9px;
  background: var(--surface-variant); color: var(--on-surface-variant); white-space: nowrap;
}
.pill.overdue { background: #4C1D1D; color: #FFB4B4; }

.done .card-title { text-decoration: line-through; color: var(--on-surface-variant); }
.credit { font-size: 12px; color: var(--on-surface-variant); margin-top: 2px; }

/* person bubble */
.bub {
  width: 24px; height: 24px; border-radius: 50%; flex: none;
  display: grid; place-items: center;
  font-size: 11px; font-weight: 800; letter-spacing: 0;
  border: 2px solid currentColor; background: transparent;
  cursor: pointer; user-select: none;
}
.bub.sm { width: 20px; height: 20px; font-size: 10px; }
.bub.lg { width: 30px; height: 30px; font-size: 13px; }

/* ---------------------------------------------------------------- detail */
.detail-title {
  font-size: 22px; font-weight: 750; letter-spacing: -0.3px;
  margin: 0 0 4px; display: flex; gap: 8px; align-items: center;
}
.label {
  font-size: 11px; font-weight: 800; letter-spacing: 0.9px;
  color: color-mix(in srgb, var(--on-surface-variant) 65%, transparent);
  margin: 22px 0 9px;
}
.field-input {
  width: 100%; background: var(--surface); color: var(--on-surface);
  border: 1.5px solid var(--outline-variant); border-radius: 12px;
  padding: 11px 13px;
}
.field-input:focus { outline: none; border-color: var(--primary); }
textarea.field-input { min-height: 96px; resize: vertical; }

.sub {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 8px 10px; border-radius: 10px; margin-bottom: 3px;
}
.sub.finished { background: color-mix(in srgb, var(--done) 15%, transparent); }
.sub-boxes { display: flex; gap: 5px; padding-top: 1px; }
.sub-text { flex: 1; min-width: 0; }
.sub.finished .sub-text .t { text-decoration: line-through; color: var(--on-surface-variant); }
.sub-notes { font-size: 12.5px; color: var(--on-surface-variant); margin-top: 2px; white-space: pre-wrap; }
.sub-actions { display: flex; gap: 2px; }

.rowline { display: flex; align-items: center; gap: 10px; }
.spacer { flex: 1; }
.hint { font-size: 12.5px; color: var(--on-surface-variant); margin-top: 6px; }

/* ---------------------------------------------------------------- calendar */
.cal-head { display: flex; align-items: center; gap: 8px; padding: 14px 4px 10px; }
.cal-title { font-weight: 700; min-width: 150px; text-align: center; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 5px; }
.cal-dow { text-align: center; font-size: 11px; font-weight: 800; color: var(--on-surface-variant); padding-bottom: 4px; }
.cal-cell {
  aspect-ratio: 1 / 1; border-radius: 10px; background: var(--surface);
  display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
  padding: 6px 2px; font-size: 13px; cursor: pointer;
  border: 1.5px solid transparent;
}
.cal-cell.dim { opacity: 0.35; }
.cal-cell.today { border-color: var(--primary); }
.cal-cell.sel { background: color-mix(in srgb, var(--primary) 20%, transparent); border-color: var(--primary); }
.dots { display: flex; gap: 3px; margin-top: 5px; flex-wrap: wrap; justify-content: center; }
.dot { width: 5px; height: 5px; border-radius: 50%; }

/* ---------------------------------------------------------------- dialogs */
dialog {
  border: none; border-radius: 16px; padding: 0; color: var(--on-surface);
  background: var(--surface); max-width: 520px; width: calc(100% - 32px);
}
dialog::backdrop { background: rgba(0,0,0,0.6); }
.dlg-body { padding: 22px; display: flex; flex-direction: column; gap: 4px; }
.dlg-body h2 { margin: 0 0 8px; font-size: 19px; }
.field { display: flex; flex-direction: column; gap: 8px; margin-top: 14px; }
.field > span {
  font-size: 11px; font-weight: 800; letter-spacing: 0.9px;
  color: color-mix(in srgb, var(--on-surface-variant) 65%, transparent);
}
.field input.field-input, .field input:not([type=checkbox]) {
  background: var(--bg); color: var(--on-surface);
  border: 1.5px solid var(--outline-variant); border-radius: 12px; padding: 11px 13px;
}
.field input:focus { outline: none; border-color: var(--primary); }
.inline { display: flex; gap: 8px; }
.inline input { flex: 1; }
.dlg-actions { display: flex; justify-content: flex-end; gap: 8px; margin: 22px 0 0; padding: 0; }

.person-row {
  display: flex; align-items: center; gap: 11px;
  background: var(--bg); border-radius: 12px; padding: 12px; margin-bottom: 8px;
}
.person-row .who { flex: 1; min-width: 0; }
.person-row .em { font-size: 12.5px; color: var(--on-surface-variant); }

.toast {
  position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%);
  background: var(--surface-variant); border: 1.5px solid var(--outline-variant);
  padding: 11px 16px; border-radius: 12px; font-size: 14px; z-index: 50;
}
.toast.bad { border-color: var(--error); color: #FFB4B4; }

/* ---------------------------------------------------------------- narrow */
@media (max-width: 860px) {
  .panes { flex-direction: column; }
  .left { width: 100%; max-width: none; min-width: 0; border-right: none; }
  .right { display: none; }
  body.detail-open .left { display: none; }
  body.detail-open .right { display: block; }
}