:root {
  --bg: #17212b;
  --panel: #232e3c;
  --border: #2b5278;
  --accent: #5288c1;
  --accent-hover: #6fa3d8;
  --text: #e0e8f0;
  --text-muted: #7d9ab5;
  --success: #4caf7d;
  --danger: #e05c5c;
  --warning: #e0a050;
  --radius: 10px;
  --gap: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  padding-bottom: 80px;
}

/* ── Tab bar ── */
#tab-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  display: flex;
  background: var(--panel);
  border-top: 1px solid var(--border);
  z-index: 100;
}

.tab-btn {
  flex: 1;
  padding: 10px 4px 8px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 11px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  transition: color 0.15s;
}

.tab-btn .icon { font-size: 20px; }
.tab-btn.active { color: var(--accent); }

/* ── Panels ── */
.panel { display: none; padding: var(--gap); }
.panel.active { display: block; }

h2 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: var(--gap);
}

/* ── Cards ── */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--gap);
  margin-bottom: var(--gap);
}

.card-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

/* ── Form elements ── */
label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

select, input[type="text"], input[type="date"], textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 8px 10px;
  font-size: 14px;
  margin-bottom: 10px;
  outline: none;
  transition: border-color 0.15s;
}

select:focus, input:focus, textarea:focus {
  border-color: var(--accent);
}

textarea { resize: vertical; min-height: 72px; }

.row {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}
.row > * { flex: 1; margin-bottom: 0 !important; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 14px;
  border-radius: 7px;
  border: none;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
  width: 100%;
  margin-bottom: 6px;
}

.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary   { background: var(--accent);   color: #fff; }
.btn-primary:hover:not(:disabled)  { background: var(--accent-hover); }
.btn-success   { background: var(--success);  color: #fff; }
.btn-danger    { background: var(--danger);   color: #fff; }
.btn-warning   { background: var(--warning);  color: #fff; }
.btn-secondary { background: var(--border);   color: var(--text); }

.btn-row {
  display: flex;
  gap: 8px;
}
.btn-row .btn { margin-bottom: 0; }

/* ── Toggle list (cache) ── */
.toggle-list { display: flex; flex-direction: column; gap: 4px; }

.toggle-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 10px;
  font-size: 13px;
}

/* Project row — blue bg, bold, thick accent left border */
.toggle-item.project-row {
  background: #1d3250;
  border: 1px solid var(--accent);
  border-left: 4px solid var(--accent);
  font-weight: 700;
  font-size: 14px;
  color: #d0e8ff;
  margin-top: 10px;
}
.toggle-item.project-row:first-child { margin-top: 0; }

/* Task row — indented, teal tint, clearly different from project */
.toggle-item.task-row {
  margin-left: 16px;
  background: #162830;
  border: 1px solid #2a5560;
  border-left: 4px solid #3a9090;
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  font-size: 12px;
}
.toggle-item.task-row .item-name { color: #7ecece; }

/* Separator between projects section and tags section */
.toggle-section-sep {
  border: none;
  border-top: 1px solid var(--border);
  margin: 10px 0 6px;
}
.toggle-section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

/* Archived/inactive items — reddish tint */
.toggle-item.project-row.archived-row {
  background: #2e1a1a;
  border: 1px solid #7a3030;
  border-left: 4px solid #c05050;
  color: #e8a0a0;
}

.toggle-item.task-row.archived-row {
  background: #261414;
  border: 1px solid #5a2a2a;
  border-left: 4px solid #a04040;
}
.toggle-item.task-row.archived-row .item-name { color: #c07070; }

/* Filter bar above toggle list */
.toggle-filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 12px;
  color: var(--text-muted);
}
.toggle-filter-bar label {
  display: flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
}
.toggle-filter-bar input[type="checkbox"] {
  width: 14px; height: 14px;
  cursor: pointer;
  margin: 0;
  accent-color: var(--accent);
}



.toggle-item .item-name { flex: 1; }
.toggle-item .item-id   { font-size: 10px; color: var(--text-muted); margin-right: 8px; }

/* Disabled project dims its tasks */
.toggle-item.task-row.project-disabled { opacity: 0.4; pointer-events: none; }
.toggle-item.archived-row.project-disabled { opacity: 0.3; pointer-events: none; }

.toggle-switch {
  position: relative;
  width: 38px; height: 22px;
  flex-shrink: 0;
}

.toggle-switch input { display: none; }

.toggle-switch .slider {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 11px;
  cursor: pointer;
  transition: background 0.2s;
}

.toggle-switch .slider::before {
  content: '';
  position: absolute;
  width: 16px; height: 16px;
  left: 3px; top: 3px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: transform 0.2s, background 0.2s;
}

.toggle-switch input:checked + .slider { background: var(--accent); }
.toggle-switch input:checked + .slider::before {
  transform: translateX(16px);
  background: #fff;
}

/* ── Toast ── */
#toast {
  position: fixed;
  top: 16px; left: 50%;
  transform: translateX(-50%) translateY(-80px);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 13px;
  z-index: 999;
  transition: transform 0.3s ease;
  white-space: nowrap;
  max-width: 90vw;
  text-align: center;
}
#toast.show { transform: translateX(-50%) translateY(0); }

/* ── Spinner ── */
.spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Misc ── */
.meta { font-size: 11px; color: var(--text-muted); margin-bottom: 8px; }
.section-sep { border: none; border-top: 1px solid var(--border); margin: 12px 0; }