:root {
  --bg: #f7f7f9;
  --card: #ffffff;
  --border: #e2e2e8;
  --text: #2b2b33;
  --muted: #7a7a85;
  --accent: #4f6ef7;
  --accent-dark: #3b56d6;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 16px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.topbar h1 { font-size: 1.25rem; margin: 0; }

.settings {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.9rem;
  color: var(--muted);
}

.setting {
  display: flex;
  align-items: center;
  gap: 6px;
}

.setting select { width: auto; padding: 5px 8px; }

.now { font-weight: 600; color: var(--text); }

main {
  max-width: 640px;
  margin: 24px auto;
  padding: 0 16px;
}

.add-btn { display: inline-block; margin-bottom: 20px; }

h2 { font-size: 1rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }

.section-title { margin-top: 4px; }

.day-header {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  text-transform: none;
  letter-spacing: normal;
  margin: 28px 0 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.day-header:first-of-type { border-top: none; padding-top: 0; margin-top: 0; }

.day-count {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.85rem;
  margin-left: 4px;
}

.nav-row {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 20px;
}

.day-form {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 20px;
  padding: 12px 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.day-form input[type="date"] {
  padding: 7px 10px;
  font-size: 0.95rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
}

.pager {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.pager-info { color: var(--muted); font-size: 0.9rem; }
.pager-gap { width: 1px; }

.event-list { list-style: none; margin: 0; padding: 0; }

.event {
  background: var(--card);
  border: 1px solid var(--border);
  border-left-width: 4px;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 10px;
}

.type-sleeping, .last-row.type-sleeping { border-left-color: #8b6cf0; }
.type-eating, .last-row.type-eating { border-left-color: #2fa84f; }
.type-peeing, .last-row.type-peeing { border-left-color: #38a9d6; }
.type-pooping, .last-row.type-pooping { border-left-color: #b07a3a; }
.type-temperature, .last-row.type-temperature { border-left-color: #e05656; }
.type-weighing, .last-row.type-weighing { border-left-color: #d4a017; }

.event-main {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
}

.event-time { font-weight: 600; }
.event-type { color: var(--muted); }

.badge {
  background: #eef1fe;
  color: var(--accent-dark);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.8rem;
  font-weight: 600;
}

.duration, .value { font-size: 0.9rem; color: var(--accent-dark); }

.last-panel { margin-bottom: 24px; }

.last-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.last-row {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  gap: 12px;
  align-items: baseline;
  padding: 9px 16px;
  border-bottom: 1px solid var(--border);
  border-left: 4px solid transparent;
}

.last-row:last-child { border-bottom: none; }

.last-label { color: var(--muted); }
.last-value { font-weight: 600; }
.last-time { color: var(--muted); font-size: 0.85rem; text-align: right; }

.last-24h {
  margin: 0;
  padding: 9px 16px;
  font-size: 0.85rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
}


.event-detail, .event-notes {
  margin-top: 6px;
  font-size: 0.88rem;
  color: var(--muted);
  white-space: pre-wrap;
}

.empty { color: var(--muted); }

.event-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.inline { display: inline; }

.btn.danger { background: #e05656; }
.btn.danger:hover { background: #c43e3e; }

.field { margin-bottom: 16px; }

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
}

select, input[type="text"], input[type="number"], textarea {
  width: 100%;
  padding: 9px 12px;
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
}

textarea { resize: vertical; }

.hint { font-size: 0.85rem; color: var(--muted); margin: 6px 0 0; }

.check-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
}

.check-label input { width: auto; }

.custom-time {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px 16px 0;
  margin-bottom: 16px;
}

.subtype-row { display: flex; gap: 8px; align-items: center; }
.subtype-row select { flex: 1; }

.value-row { display: flex; gap: 8px; align-items: stretch; }
.value-row input[type="number"] { flex: 1; width: auto; }

.unit-toggle {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
}

.unit-btn {
  padding: 9px 14px;
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  background: var(--card);
  color: var(--muted);
  cursor: pointer;
}

.unit-btn + .unit-btn { border-left: 1px solid var(--border); }

.unit-btn.active {
  background: var(--accent);
  color: #fff;
}

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

.login-card {
  max-width: 340px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  margin: 40px auto 0;
}

.error { color: #c43e3e; font-size: 0.9rem; margin: 0 0 12px; }

.btn {
  display: inline-block;
  padding: 9px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  cursor: pointer;
}

.btn:hover { background: var(--accent-dark); }

.btn.secondary { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn.secondary:hover { background: var(--bg); }

.btn.small { padding: 7px 12px; font-size: 0.85rem; }

details {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 14px;
  margin-bottom: 16px;
}

details summary { cursor: pointer; font-weight: 600; font-size: 0.9rem; }

#detail-editor {
  background: #fdf6e3;
  border: 1px solid #e8d9a8;
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 16px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #191920;
    --card: #23232c;
    --border: #33333e;
    --text: #ececf1;
    --muted: #9a9aa6;
  }
  .badge { background: #2c3150; color: #b6c3ff; }
  .event-detail, .event-notes { color: #9a9aa6; }
  .duration, .value { color: #b6c3ff; }
  #detail-editor { background: #2e2a1c; border-color: #54492a; }
}