:root {
  --bg: #FAF7F2;
  --surface: #FFFFFF;
  --border: #EDE7DC;
  --text: #2B2A28;
  --muted: #8A8378;
  --accent: #3F7D7A;
  --accent-light: #E3F0EF;
  --overdue: #C9720B;
  --overdue-light: #FBEADA;
  --soon: #3F6FBF;
  --soon-light: #E6EDFA;
  --stale: #7A6E9B;
  --stale-light: #EFEBF7;
  --quick: #4E8B5C;
  --quick-light: #E6F1E8;
  --values: #B4557A;
  --values-light: #F7E9EE;
  --done: #6B9B6E;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(43,42,40,0.06), 0 1px 2px rgba(43,42,40,0.08);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

#app {
  max-width: 640px;
  margin: 0 auto;
  padding: 16px 16px 64px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0 20px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sync-status {
  font-size: 0.8rem;
  color: var(--muted);
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  min-height: auto;
}

.sync-status.connected {
  color: var(--accent);
  border-color: var(--accent);
}

.sync-status.error {
  color: var(--overdue);
  border-color: var(--overdue);
}

.sync-explainer {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0 0 14px;
  line-height: 1.5;
}

.sync-detail {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 10px;
}

.topbar h1 {
  font-size: 1.5rem;
  margin: 0;
  letter-spacing: -0.02em;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  min-height: 44px;
}

.btn-primary:active { opacity: 0.85; }

.btn-ghost {
  color: var(--muted);
  padding: 10px 14px;
  min-height: 44px;
}

.capture {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}

.capture input[type="text"] {
  width: 100%;
  font: inherit;
  font-size: 1.05rem;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  min-height: 48px;
}

.capture input[type="text"]:focus,
.capture input[type="date"]:focus,
.capture textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.capture textarea {
  width: 100%;
  font: inherit;
  font-size: 1.05rem;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  resize: vertical;
}

.bulk-toggle {
  display: block;
  padding: 8px 0;
  font-size: 0.85rem;
}

.field-label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
  color: var(--muted);
}

.capture input[type="date"],
.capture select {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  min-height: 40px;
}

.values-section {
  margin-bottom: 24px;
}

.values-section h3 {
  margin: 0 0 10px;
  color: var(--values);
}

.capture-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: flex-end;
  margin-top: 14px;
}

.effort-chips {
  display: flex;
  gap: 8px;
}

.chip {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
  min-height: 40px;
}

.chip.selected[data-effort="quick"] { background: var(--quick-light); color: var(--quick); border-color: var(--quick); }
.chip.selected[data-effort="medium"] { background: var(--soon-light); color: var(--soon); border-color: var(--soon); }
.chip.selected[data-effort="big"] { background: var(--overdue-light); color: var(--overdue); border-color: var(--overdue); }

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-size: 0.9rem;
  color: var(--muted);
}

.checkbox-row input { width: 18px; height: 18px; }

.capture-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

h2 {
  font-size: 1.05rem;
  margin: 0 0 10px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

h3 {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 28px 0 8px;
}

.muted { color: var(--muted); font-weight: 400; font-size: 0.85rem; }

.today-section { margin-bottom: 28px; }

.task-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.task-list[hidden] {
  display: none;
}

.task-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow);
}

.task-card.done {
  opacity: 0.55;
}

.task-card.done .task-title {
  text-decoration: line-through;
}

.task-top {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.task-check {
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--surface);
  margin-top: 2px;
}

.task-check.checked {
  background: var(--done);
  border-color: var(--done);
}

.task-body { flex: 1; min-width: 0; }

.task-title {
  font-size: 1rem;
  font-weight: 500;
  word-break: break-word;
}

.task-reason {
  font-size: 0.8rem;
  margin-top: 3px;
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
}

.reason-overdue { background: var(--overdue-light); color: var(--overdue); }
.reason-soon { background: var(--soon-light); color: var(--soon); }
.reason-stale { background: var(--stale-light); color: var(--stale); }
.reason-pinned { background: var(--overdue-light); color: var(--overdue); }
.reason-quick { background: var(--quick-light); color: var(--quick); }
.reason-values { background: var(--values-light); color: var(--values); }
.reason-neutral { background: var(--bg); color: var(--muted); }

.task-firststep {
  font-size: 0.85rem;
  color: var(--accent);
  margin-top: 6px;
}

.task-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.task-actions button {
  font-size: 0.8rem;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  min-height: 36px;
}

.task-actions button:active { background: var(--bg); }

.task-actions button.delete-confirm {
  background: var(--overdue);
  color: #fff;
  border-color: var(--overdue);
}

.research-flag {
  font-size: 0.75rem;
  color: var(--stale);
}

.timer-banner {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.timer-banner.done-ringing {
  background: var(--overdue-light);
  color: var(--overdue);
}

.timer-banner button {
  font-size: 0.78rem;
  padding: 5px 10px;
  border-radius: 999px;
  background: #fff;
}

.microstep-input {
  display: flex;
  gap: 6px;
  margin-top: 10px;
}

.microstep-input input {
  flex: 1;
  font: inherit;
  font-size: 0.9rem;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
}

.steps-panel {
  margin-top: 10px;
  padding: 10px 12px;
  background: var(--bg);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.step-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.step-check {
  flex: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--surface);
}

.step-check.checked {
  background: var(--done);
  border-color: var(--done);
}

.step-text {
  flex: 1;
  font-size: 0.9rem;
}

.step-text.done {
  text-decoration: line-through;
  color: var(--muted);
}

.step-remove {
  flex: none;
  color: var(--muted);
  font-size: 1.1rem;
  width: 24px;
  height: 24px;
  line-height: 1;
}

.empty-state {
  color: var(--muted);
  font-size: 0.95rem;
  padding: 18px;
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.disclosure {
  width: 100%;
  text-align: left;
  padding: 10px 4px;
  color: var(--muted);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.disclosure-arrow {
  transition: transform 0.15s ease;
  display: inline-block;
}

.disclosure.open .disclosure-arrow {
  transform: rotate(90deg);
}

.backlog-section, .someday-section {
  margin-bottom: 6px;
  border-top: 1px solid var(--border);
  padding-top: 6px;
}

.backlog-section .task-list, .someday-section .task-list {
  margin-top: 8px;
}

.done-section { margin-top: 20px; }

@media (min-width: 560px) {
  #app { padding: 32px 24px 80px; }
  .capture-row { flex-wrap: nowrap; }
}