:root { --gap: 12px; --r: 14px; }
* { box-sizing: border-box; }
body { margin: 0; font: 17px/1.4 -apple-system, system-ui, sans-serif; background: #f4f5f7; color: #1c1c1e; }
.container { max-width: 560px; margin: 0 auto; padding: var(--gap); }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 14px 16px; border-radius: var(--r); border: 1px solid #d0d0d5; background: #fff;
  font-size: 17px; text-decoration: none; color: inherit; cursor: pointer; }
.btn.big { width: 100%; padding: 20px; font-size: 20px; margin-bottom: var(--gap); }
.btn.primary { background: #0a84ff; color: #fff; border-color: #0a84ff; }
.btn.sm { padding: 10px 12px; font-size: 15px; }
.btn.chip { flex-direction: column; }
.actions { margin: var(--gap) 0; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: var(--gap) 0; }
input, .card { width: 100%; }
input { padding: 14px; font-size: 17px; border: 1px solid #d0d0d5; border-radius: var(--r);
  margin-bottom: var(--gap); background: #fff; }
.row { display: flex; gap: 8px; align-items: center; margin-bottom: var(--gap); }
.row .btn { flex: 1; }
.card { display: block; padding: 14px; border-radius: var(--r); background: #fff;
  border: 1px solid #e5e5ea; margin-bottom: 8px; text-decoration: none; color: inherit; }
.card .meta, .muted, small { color: #8e8e93; font-size: 14px; }
.card.due-soon { border-left: 5px solid #ff9f0a; }
.card.due-overdue { border-left: 5px solid #ff3b30; }
.card.unnotified { border-left: 5px solid #ff3b30; }
.card.notified { border-left: 5px solid #34c759; }
.stat { background: #fff; border-radius: var(--r); padding: 14px; margin-bottom: 8px; flex: 1; }
.stat.big { font-size: 22px; font-weight: 600; }
.tabs { display: flex; gap: 8px; margin-bottom: var(--gap); }
.tabs a { padding: 8px 14px; border-radius: var(--r); background: #fff; text-decoration: none; color: inherit; }
.tabs a.active { background: #0a84ff; color: #fff; }
.error { color: #ff3b30; }
.login { margin-top: 25vh; text-align: center; }
.link { color: #0a84ff; text-decoration: none; }
.check { display: block; margin-bottom: var(--gap); }