:root {
  --border: #d9dde3;
  --header-bg: #f3f5f7;
  --accent: #2e7d32;
  --accent-light: #e8f5e9;
  --danger: #c62828;
  --text: #1f2328;
  --muted: #6b7280;
  --bg: #ffffff;
  --page-bg: #f6f7f9;
}

* {
  box-sizing: border-box;
}

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

/* Nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 24px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-weight: 700;
  font-size: 18px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  padding: 6px 4px;
  border-bottom: 2px solid transparent;
}

.nav-links a.active,
.nav-links a:hover {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.link-btn {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 14px;
  padding: 0;
}

/* Category toggle (Personal / Work) */
.category-toggle {
  display: flex;
  justify-content: center;
  padding: 12px 16px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.cat-btn {
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--muted);
  padding: 7px 26px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.cat-btn:first-child {
  border-radius: 999px 0 0 999px;
  border-right: none;
}

.cat-btn:last-child {
  border-radius: 0 999px 999px 0;
}

.cat-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.cat-btn:hover:not(.active) {
  background: var(--header-bg);
}

.link-btn:hover {
  color: var(--danger);
}

/* Layout */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px;
}

/* Day header */
.day-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.day-header input[type='date'] {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}

.day-progress {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 220px;
}

#progress-text {
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

.progress-bar {
  flex: 1;
  height: 8px;
  background: var(--header-bg);
  border-radius: 4px;
  overflow: hidden;
  min-width: 100px;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.2s ease;
}

/* Buttons */
button {
  font-family: inherit;
  cursor: pointer;
}

.icon-btn {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  width: 32px;
  height: 32px;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.icon-btn:hover {
  background: var(--header-bg);
}

.icon-btn.danger:hover {
  background: #fdecea;
  border-color: var(--danger);
  color: var(--danger);
}

.secondary-btn {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 12px;
  font-size: 14px;
}

.secondary-btn:hover {
  background: var(--header-bg);
}

.primary-btn {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
}

.primary-btn:hover {
  background: #276029;
}

/* Excel-style table */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.task-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  background: var(--bg);
}

.task-table th,
.task-table td {
  border: 1px solid var(--border);
  padding: 0;
}

.task-table thead th {
  background: var(--header-bg);
  padding: 10px 12px;
  text-align: left;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
}

.task-table tbody tr:hover {
  background: #fafbfc;
}

.task-table tr.completed {
  background: var(--accent-light);
}

.task-table tr.completed input[type='text'] {
  text-decoration: line-through;
  color: var(--muted);
}

.col-check {
  width: 40px;
  text-align: center;
}

.col-time {
  width: 130px;
}

.col-label {
  width: 140px;
}

.col-actions {
  width: 60px;
  text-align: center;
}

.task-table input[type='checkbox'] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.task-table input[type='text'],
.task-table input[type='time'] {
  width: 100%;
  border: none;
  background: transparent;
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  color: inherit;
}

.col-label select {
  width: 100%;
  border: none;
  border-left: 4px solid transparent;
  background: transparent;
  padding: 10px 10px 10px 8px;
  font-size: 13px;
  font-family: inherit;
  color: inherit;
  cursor: pointer;
}

.col-label select:focus {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  background: white;
}

.task-table input[type='text']:focus,
.task-table input[type='time']:focus {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  background: white;
}

tfoot.add-row,
.add-row {
  background: #fbfcfd;
}

.add-row .col-actions {
  padding: 4px;
}

.empty-state {
  text-align: center;
  color: var(--muted);
  margin-top: 24px;
  font-size: 14px;
}

/* Login */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 16px;
}

.login-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
  width: 100%;
  max-width: 320px;
  text-align: center;
}

.login-card h1 {
  margin: 0 0 4px;
  font-size: 22px;
}

.subtitle {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 20px;
}

.login-card form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.login-card input[type='password'] {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}

.error-text {
  color: var(--danger);
  font-size: 13px;
  margin-top: 12px;
}

.success-text {
  color: var(--accent);
  font-size: 13px;
  margin-top: 12px;
}

.passkey-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
}

/* Dashboard */
.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.dashboard-header h1 {
  font-size: 22px;
  margin: 0;
}

#range-select {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}

.stat-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
}

.stat-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

.chart-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
}

@media (max-width: 640px) {
  .stat-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .day-progress {
    margin-left: 0;
    width: 100%;
  }
  .container {
    padding: 14px;
  }
  .nav {
    padding: 12px 14px;
  }
  .nav-links {
    gap: 12px;
  }
}

/* Labels */
.label-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.label-filters {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.label-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--muted);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.label-pill:hover {
  background: var(--header-bg);
}

.label-pill.active {
  background: var(--text);
  border-color: var(--text);
  color: white;
}

.label-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
}

.link-btn.small {
  font-size: 12px;
}

.label-manager {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 14px;
}

.label-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.label-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--header-bg);
  border-radius: 999px;
  padding: 5px 8px 5px 12px;
  font-size: 12px;
}

.label-chip-remove {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 2px 4px;
}

.label-chip-remove:hover {
  color: var(--danger);
}

.label-form {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.label-form input[type='text'] {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  flex: 1 1 160px;
  min-width: 0;
}

.color-swatches {
  display: flex;
  gap: 6px;
}

.color-swatch {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  padding: 0;
}

.color-swatch.selected {
  border-color: var(--text);
}

/* Passkeys */
.warning-banner {
  background: #fff8e1;
  border: 1px solid #ffe082;
  color: #8a6d00;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 16px;
}

.passkey-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.passkey-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
}

.passkey-name {
  font-weight: 600;
  font-size: 14px;
}

.passkey-meta {
  color: var(--muted);
  font-size: 12px;
  margin-top: 2px;
}