:root {
  --bg: #0f1115;
  --bg-elevated: #171a21;
  --bg-card: #1b1f27;
  --border: #2a2f3a;
  --border-strong: #3a4050;
  --text: #e7e9ee;
  --text-dim: #9aa3b2;
  --text-muted: #6b7383;
  --primary: #4f8cff;
  --primary-hover: #6aa0ff;
  --success: #3ecf8e;
  --warning: #f5a623;
  --danger: #ef5350;
  --flex-pos: #3ecf8e;
  --flex-neg: #ef5350;
  --overtime: #a78bfa;
  --regular: #4f8cff;
  --shadow: 0 2px 8px rgba(0,0,0,0.35);
  --radius: 10px;
  --radius-sm: 6px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f7fb;
    --bg-elevated: #ffffff;
    --bg-card: #ffffff;
    --border: #e3e7ee;
    --border-strong: #c7cdd9;
    --text: #1a1f2b;
    --text-dim: #4a5161;
    --text-muted: #7a8291;
    --shadow: 0 2px 8px rgba(15,25,55,0.08);
  }
}

* { 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 Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 12px 24px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 16px;
}

.brand-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 12px var(--primary);
}

.tabs {
  display: flex;
  gap: 4px;
  flex: 1;
}

.tab {
  background: transparent;
  color: var(--text-dim);
  border: none;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  cursor: pointer;
  font-weight: 500;
}

.tab:hover {
  background: var(--bg-card);
  color: var(--text);
}

.tab.active {
  background: var(--bg-card);
  color: var(--text);
  box-shadow: inset 0 -2px 0 var(--primary);
}

.topbar-right {
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
}

.view-root {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.view {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
}

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

.card-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.card-header h2 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.muted { color: var(--text-muted); font-size: 12px; }
.small { font-size: 12px; }

/* Buttons */
.btn {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: inherit;
  transition: background 0.12s, transform 0.06s, border-color 0.12s;
}

.btn:hover:not(:disabled) { border-color: var(--primary); }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--primary-hover); border-color: var(--primary-hover); }

.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover:not(:disabled) { filter: brightness(1.08); }

.btn-warning { background: var(--warning); border-color: var(--warning); color: #1a1a1a; }
.btn-warning:hover:not(:disabled) { filter: brightness(1.08); }

.btn-ghost { background: transparent; }

.btn-lg { padding: 14px 18px; font-size: 15px; font-weight: 600; }

.actions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 14px 0;
}
@media (max-width: 700px) {
  .actions { grid-template-columns: 1fr 1fr; }
}

/* Dashboard */
.status-row {
  font-size: 14px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.status-row.status-working { border-left: 3px solid var(--success); }
.status-row.status-lunch { border-left: 3px solid var(--warning); }
.status-row.status-off { border-left: 3px solid var(--text-muted); }

.today-date { color: var(--text-muted); font-size: 13px; }

.today-totals, .week-totals {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 14px;
}
@media (max-width: 700px) {
  .today-totals, .week-totals { grid-template-columns: 1fr 1fr; }
}

.stat {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.stat-value {
  font-size: 20px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  margin-top: 2px;
}

.stat-value.positive { color: var(--flex-pos); }
.stat-value.negative { color: var(--flex-neg); }
.stat-value.overtime { color: var(--overtime); }

.progress-group { margin-top: 14px; display: flex; flex-direction: column; gap: 10px; }

.progress {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.progress-bar {
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: var(--overtime);
  transition: width 0.25s ease;
}

.progress-fill.regular { background: var(--regular); }
.progress-fill.flex { background: var(--flex-pos); }

.period-summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.period-summary .big {
  font-size: 32px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--overtime);
}

.period-weeks {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

.flex-display .big {
  font-size: 36px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.alerts {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.alert {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
}

.alert-warning { border-left: 3px solid var(--warning); }
.alert-danger { border-left: 3px solid var(--danger); }
.alert-info { border-left: 3px solid var(--primary); }

/* Manual entry form */
.manual-form {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px 16px;
}
@media (max-width: 900px) {
  .manual-form { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .manual-form { grid-template-columns: 1fr; }
}

.manual-form label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.manual-form label em {
  text-transform: none;
  font-style: normal;
  font-weight: 400;
  letter-spacing: 0;
}

.manual-form input,
.manual-form select {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  text-transform: none;
  font-weight: 400;
  color-scheme: dark light;
}

.manual-mode { grid-column: 1 / 2; }

.manual-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.manual-error {
  margin-top: 10px;
  color: var(--danger);
  font-size: 13px;
  min-height: 1em;
}

/* Diary */
.diary-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.diary-controls input[type="date"],
.diary-controls input[type="week"],
.diary-controls input[type="month"] {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  color-scheme: dark light;
}

.diary-day-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 14px;
}
@media (max-width: 700px) {
  .diary-day-summary { grid-template-columns: 1fr 1fr; }
}

.diary-validation { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }

.diary-entries {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.entry-row {
  display: grid;
  grid-template-columns: 120px 1fr 1fr 100px auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.entry-row.invalid { border-color: var(--danger); }

.entry-row select,
.entry-row input[type="time"],
.entry-row input.time24 {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  color-scheme: dark light;
}

input.time24 {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

input.time24.invalid {
  border-color: var(--danger);
  outline: none;
}

.entry-duration {
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--text-dim);
  text-align: right;
}

.entry-actions { display: flex; gap: 4px; }
.entry-actions .btn { padding: 4px 8px; font-size: 12px; }

.empty-state {
  text-align: center;
  padding: 30px;
  color: var(--text-muted);
}

.diary-add { margin-bottom: 14px; }

.note-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.note-block label {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.note-block textarea {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  min-height: 70px;
  font-family: inherit;
  font-size: 13px;
  resize: vertical;
}

/* Summary tables */
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.data-table th,
.data-table td {
  padding: 8px 10px;
  text-align: right;
  border-bottom: 1px solid var(--border);
}

.data-table th:first-child,
.data-table td:first-child { text-align: left; }

.data-table thead th {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  color: var(--text-muted);
}

.data-table tfoot td {
  font-weight: 700;
  border-top: 2px solid var(--border-strong);
  border-bottom: none;
}

.chart-block {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.chart-row {
  display: grid;
  grid-template-columns: 100px 1fr 160px;
  gap: 10px;
  align-items: center;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.chart-bar {
  display: flex;
  height: 20px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.chart-seg { height: 100%; }
.chart-seg-regular { background: var(--regular); }
.chart-seg-overtime { background: var(--overtime); }
.chart-seg-flex { background: var(--flex-pos); }

.chart-legend { display: flex; gap: 14px; font-size: 12px; color: var(--text-dim); margin-top: 6px; }
.chart-swatch { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 5px; vertical-align: middle; }

/* Settings */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 18px;
}
@media (max-width: 700px) {
  .form-grid { grid-template-columns: 1fr; }
}

.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.form-grid label em {
  text-transform: none;
  font-style: normal;
  font-weight: 400;
  letter-spacing: 0;
}

.form-grid input,
.form-grid select {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  text-transform: none;
  font-weight: 400;
  color-scheme: dark light;
}

.form-actions { grid-column: 1 / -1; }

.data-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.file-label { display: inline-flex; align-items: center; cursor: pointer; }

.danger-zone { border-color: rgba(239, 83, 80, 0.35); }

/* Toasts */
.toast-root {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 100;
  pointer-events: none;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 13px;
  box-shadow: var(--shadow);
  animation: toast-in 0.18s ease-out;
  pointer-events: auto;
}

.toast-success { border-left: 3px solid var(--success); }
.toast-error { border-left: 3px solid var(--danger); }
.toast-info { border-left: 3px solid var(--primary); }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* User badge in the top bar */
.user-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-left: 12px;
  margin-left: 12px;
  border-left: 1px solid var(--border);
}

.user-badge[hidden] { display: none; }

.user-name {
  font-size: 13px;
  color: var(--text-dim);
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
}

/* Login / register views */
.view-login {
  display: flex;
  justify-content: center;
  padding: 40px 16px;
}

.login-card {
  width: 100%;
  max-width: 380px;
}

.login-form {
  grid-template-columns: 1fr;
}

.login-error:empty { display: none; }
.login-error {
  grid-column: 1 / -1;
  color: var(--danger);
  font-size: 13px;
  margin-top: -4px;
}

.login-form a,
.account-form a {
  color: var(--primary);
  text-decoration: none;
}

.login-form a:hover { text-decoration: underline; }

.account-form {
  grid-template-columns: 1fr;
  max-width: 420px;
}

/* Quick view — phone-first big-button layout. */
.view-quick {
  display: flex;
  justify-content: center;
  padding: 0;
}

.quick-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.quick-status {
  display: grid;
  grid-template-columns: 16px 1fr;
  grid-template-rows: auto auto;
  gap: 4px 12px;
  align-items: center;
  padding: 14px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.quick-status-dot {
  grid-row: 1 / 3;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--text-muted);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.04);
}

.quick-status.state-working .quick-status-dot { background: var(--success); box-shadow: 0 0 12px var(--success); }
.quick-status.state-lunch .quick-status-dot { background: var(--warning); box-shadow: 0 0 12px var(--warning); }
.quick-status.state-off .quick-status-dot { background: var(--text-muted); }

.quick-status-text { font-size: 16px; font-weight: 600; }
.quick-status-sub { font-size: 12px; color: var(--text-muted); grid-column: 2; }

.quick-totals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.quick-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.quick-btn {
  border: none;
  border-radius: var(--radius);
  padding: 22px 16px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  font-family: inherit;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.06s, filter 0.12s;
  min-height: 72px;
}

.quick-btn:active:not(:disabled) { transform: scale(0.98); }
.quick-btn:disabled { opacity: 0.45; cursor: not-allowed; box-shadow: none; }

.quick-btn-in { background: var(--success); }
.quick-btn-lunch { background: var(--warning); color: #1a1a1a; }
.quick-btn-out { background: var(--danger); }

.quick-btn:hover:not(:disabled) { filter: brightness(1.08); }

.quick-hint { padding: 0 4px; line-height: 1.6; }
.quick-hint a { color: var(--primary); text-decoration: none; }
.quick-hint a:hover { text-decoration: underline; }

/* Tokens UI in Settings */
.tokens-create {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 8px;
}

.tokens-create label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.tokens-create label em {
  text-transform: none;
  font-style: normal;
  font-weight: 400;
  letter-spacing: 0;
}

.tokens-create input[type="text"] {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  text-transform: none;
  font-weight: 400;
}

.tokens-create .form-actions { grid-column: 1 / -1; margin-top: 4px; }

.tokens-reveal {
  margin-top: 14px;
  padding: 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--warning);
  border-radius: var(--radius-sm);
}

.tokens-reveal-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 8px 0 12px;
}

.tokens-reveal-value {
  flex: 1;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  padding: 8px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  word-break: break-all;
}

.tokens-setup {
  margin-top: 10px;
  padding: 8px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.tokens-setup summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  padding: 2px 0;
}

.tokens-setup ol { padding-left: 20px; margin: 8px 0 4px; line-height: 1.7; }
.tokens-setup code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  background: var(--bg-elevated);
  padding: 1px 5px;
  border-radius: 3px;
  word-break: break-all;
}

.tokens-list {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tokens-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.tokens-row-label { font-weight: 600; font-size: 13px; }
.tokens-row-meta { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.tokens-empty {
  padding: 14px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
}

/* Phone tweaks for the Quick view and narrow screens. */
@media (max-width: 520px) {
  .view-root { padding: 12px; }
  .topbar { padding: 8px 12px; gap: 10px; }
  .tabs { overflow-x: auto; scrollbar-width: none; }
  .tabs::-webkit-scrollbar { display: none; }
  .quick-card { padding: 16px; }
  .quick-btn { padding: 26px 16px; font-size: 22px; min-height: 84px; }
}

/* When launched from the home screen as a standalone PWA, hide the
   tabs and topbar chrome so the quick view is the whole app. */
@media (display-mode: standalone) {
  body.pwa-quick-only .topbar { display: none; }
  body.pwa-quick-only .view-root { padding: 16px; }
}