/* ===== Base reset ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --sidebar-width: 220px;
  --color-bg: #f5f6fa;
  --color-white: #ffffff;
  --color-text: #1a1d2e;
  --color-text-secondary: #6b7280;
  --color-text-muted: #9ca3af;
  --color-border: #e5e7eb;
  --color-border-light: #f0f1f3;
  --color-primary: #e8513d;
  --color-primary-hover: #d4432f;
  --color-primary-light: #fef2f0;
  --color-accent: #10b981;
  --color-accent-light: #ecfdf5;
  --color-sidebar-bg: #1a1d2e;
  --color-sidebar-text: #9ca3af;
  --color-sidebar-text-hover: #e5e7eb;
  --color-sidebar-active: #ffffff;
  --color-sidebar-active-bg: rgba(255, 255, 255, 0.08);
  --color-sidebar-section: #6b7280;
  --color-danger: #ef4444;
  --color-danger-bg: #fef2f2;
  --color-info-bg: #eff6ff;
  --color-info: #3b82f6;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  display: flex;
  min-height: 100vh;
}

/* ===== Sidebar ===== */
.sidebar {
  width: var(--sidebar-width);
  background: var(--color-sidebar-bg);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-logo {
  display: flex;
  align-items: center;
}

.sidebar-collapse-btn {
  display: none;
  background: none;
  border: none;
  color: var(--color-sidebar-text);
  cursor: pointer;
  padding: 0.35rem;
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
  min-width: 36px;
  min-height: 36px;
  align-items: center;
  justify-content: center;
}

.sidebar-collapse-btn:hover {
  color: var(--color-sidebar-active);
  background: var(--color-sidebar-active-bg);
}

.sidebar-nav {
  flex: 1;
  padding: 0.5rem 0;
  display: flex;
  flex-direction: column;
}

.sidebar-section {
  margin-bottom: 0.5rem;
}

.sidebar-section-label {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-sidebar-section);
  padding: 0.75rem 1.25rem 0.4rem;
}

.sidebar-links {
  list-style: none;
  padding: 0 0.5rem;
}

.sidebar-links li {
  margin-bottom: 1px;
}

.sidebar-links a {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.5rem 0.75rem;
  color: var(--color-sidebar-text);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
  min-height: 38px;
  position: relative;
}

.sidebar-links a svg {
  flex-shrink: 0;
  opacity: 0.7;
  transition: opacity 0.15s;
}

.sidebar-links a:hover {
  color: var(--color-sidebar-text-hover);
  background: var(--color-sidebar-active-bg);
}

.sidebar-links a:hover svg {
  opacity: 1;
}

.sidebar-links a.active {
  color: var(--color-sidebar-active);
  background: var(--color-sidebar-active-bg);
  font-weight: 600;
}

.sidebar-links a.active svg {
  opacity: 1;
}

.sidebar-links a.active::before {
  content: '';
  position: absolute;
  left: -0.5rem;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 55%;
  background: var(--color-primary);
  border-radius: 0 3px 3px 0;
}

/* ===== Main content ===== */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 2rem 2.5rem;
  min-height: 100vh;
  background: var(--color-bg);
}

/* ===== Page heading ===== */
.page-heading {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

/* ===== Two-column layout ===== */
.page-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
}

.page-columns--wide-right {
  grid-template-columns: 2fr 3fr;
}

.expense-date-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

/* ===== Cards ===== */
.form-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-xs);
  transition: box-shadow 0.2s ease;
}

.form-card:hover {
  box-shadow: var(--shadow-sm);
}

.form-card h2 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: var(--color-text);
}

.form-card .card-subtitle {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  margin-bottom: 1.25rem;
}

/* ===== Form groups ===== */
.form-group {
  margin-bottom: 0.85rem;
}

.form-group label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color 0.2s, box-shadow 0.2s;
  min-height: 42px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(232, 81, 61, 0.1);
}

.form-group input.input-error,
.form-group select.input-error {
  border-color: var(--color-danger);
}

.form-group input::placeholder {
  color: var(--color-text-muted);
}

/* ===== Field errors ===== */
.field-error {
  color: var(--color-danger);
  font-size: 0.75rem;
  margin-top: 0.2rem;
  min-height: 0;
}

.field-error:not(:empty) {
  min-height: 1rem;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 1.1rem;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 42px;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 1px 3px rgba(232, 81, 61, 0.2);
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-hover);
  box-shadow: 0 2px 8px rgba(232, 81, 61, 0.3);
  transform: translateY(-1px);
}

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

.btn-secondary:hover:not(:disabled) {
  background: var(--color-bg);
  border-color: #d1d5db;
}

.btn-sm {
  padding: 0.3rem 0.65rem;
  font-size: 0.78rem;
  min-height: 34px;
  border-radius: 6px;
}

.btn-danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border: 1px solid #fecaca;
}

.btn-danger:hover:not(:disabled) {
  background: #fee2e2;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ===== Data tables ===== */
.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-xs);
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.85rem;
}

.data-table th {
  background: var(--color-bg);
  font-weight: 600;
  color: var(--color-text-secondary);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-border);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr {
  transition: background 0.1s ease;
}

.data-table tbody tr:hover {
  background: #f9fafb;
}

.data-table tbody tr.row-deduction {
  background: #fef3c7;
}

.data-table tbody tr.row-salary {
  background: #d1fae5;
}

.data-table .actions-cell {
  white-space: nowrap;
  text-align: right;
}

.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* ===== Empty state ===== */
.empty-state {
  text-align: center;
  color: var(--color-text-muted);
  padding: 2.5rem 1rem;
  font-size: 0.9rem;
}

/* ===== Quick-log date buttons (Trips page) ===== */
.date-quick-btns {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}

.date-quick-btn {
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-white);
  color: var(--color-text-secondary);
  font-size: 0.8rem;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
  min-height: 32px;
}

.date-quick-btn:hover {
  background: var(--color-bg);
  border-color: #d1d5db;
}

.date-quick-btn.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.date-quick-btn--calendar {
  padding: 0.3rem 0.5rem;
  font-size: 0.95rem;
}

.date-quick-btns + input[type="date"] {
  margin-top: 0.4rem;
}

/* ===== Week navigator (Trips page) ===== */
.week-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.week-nav-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-text-secondary);
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
}

.week-nav-arrow:hover {
  background: var(--color-bg);
  border-color: #d1d5db;
  color: var(--color-text);
}

.week-nav-label {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
}

.week-nav-btn {
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-white);
  color: var(--color-text-secondary);
  font-size: 0.8rem;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.week-nav-btn:hover {
  background: var(--color-bg);
  border-color: #d1d5db;
}

/* ===== Day columns grid (Trips page) ===== */
.week-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.week-day-col {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.6rem 0.5rem;
  min-height: 120px;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
  display: flex;
  flex-direction: column;
}

.week-day-col:hover {
  border-color: #d1d5db;
  box-shadow: var(--shadow-sm);
}

.week-day-col.week-day-col--selected {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(232, 81, 61, 0.15);
}

.week-day-col.week-day-col--today {
  border-color: var(--color-info);
}

.week-day-col.week-day-col--today.week-day-col--selected {
  border-color: var(--color-primary);
}

.week-day-header {
  text-align: center;
  margin-bottom: 0.5rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--color-border-light);
  position: relative;
}

.week-day-check {
  position: absolute;
  top: 0;
  left: 0;
  margin: 0;
  cursor: pointer;
  width: 1.1rem;
  height: 1.1rem;
}

.week-day-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: capitalize;
}

.week-day-date {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.week-day-trips {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  overflow-y: auto;
}

.week-day-trip {
  font-size: 0.72rem;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  border-radius: 4px;
  padding: 0.25rem 0.4rem;
  line-height: 1.3;
}

.week-day-trip-km {
  color: var(--color-text-muted);
  font-size: 0.65rem;
}

.week-day-empty {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 0.5rem;
}

@media (max-width: 767px) {
  .week-grid {
    grid-template-columns: repeat(7, 1fr);
    gap: 0.3rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .week-day-col {
    min-width: 0;
    min-height: 100px;
    padding: 0.35rem 0.25rem;
  }

  .week-day-header {
    padding-top: 1.2rem;
  }

  .week-day-name {
    font-size: 0.7rem;
  }

  .week-day-date {
    font-size: 0.65rem;
  }

  .week-day-trip {
    font-size: 0.6rem;
    padding: 0.15rem 0.25rem;
  }

  .week-day-trip-km {
    display: none;
  }

  .week-day-check {
    width: 0.85rem;
    height: 0.85rem;
  }

  .week-nav {
    gap: 0.35rem;
    flex-wrap: wrap;
    justify-content: center;
  }

  .week-nav-label {
    font-size: 1rem;
  }
}

/* ===== Summary chart (Trips page) ===== */
.summary-chart {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.summary-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.summary-row-label {
  flex: 0 0 130px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text);
  text-align: right;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.summary-row-bar-track {
  flex: 1;
  height: 26px;
  background: var(--color-bg);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.summary-row-bar {
  height: 100%;
  background: var(--color-primary);
  border-radius: 4px;
  min-width: 2px;
  transition: width 0.4s ease;
}

.summary-row-value {
  flex: 0 0 110px;
  font-size: 0.78rem;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.summary-total {
  display: flex;
  justify-content: space-between;
  padding-top: 0.6rem;
  border-top: 1px solid var(--color-border);
  margin-top: 0.25rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
}

@media (max-width: 767px) {
  .summary-row-label {
    flex: 0 0 80px;
    font-size: 0.75rem;
  }

  .summary-row-value {
    flex: 0 0 80px;
    font-size: 0.72rem;
  }
}

/* ===== Inline quick-log form row ===== */
.quick-log-row {
  display: flex;
  gap: 1rem;
  align-items: flex-end;
  flex-wrap: wrap;
}

.quick-log-row .form-group {
  margin-bottom: 0;
}

.quick-log-stats-row > .form-card {
  flex: 1;
  min-width: 0;
}

.quick-log-row .form-group.flex-grow {
  flex: 1;
  min-width: 150px;
}

.quick-log-row .form-group select {
  height: 42px;
}

/* ===== Toast notifications ===== */
.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 9000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  max-width: 360px;
  word-break: break-word;
  backdrop-filter: blur(8px);
}

.toast--visible {
  opacity: 1;
  transform: translateX(0);
}

.toast--error {
  background: var(--color-danger);
}

.toast--success {
  background: var(--color-accent);
}

/* ===== Confirm dialog ===== */
.confirm-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9500;
  backdrop-filter: blur(4px);
}

.confirm-dialog {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  max-width: 400px;
  width: 90%;
  box-shadow: var(--shadow-lg);
}

.confirm-message {
  margin-bottom: 1.25rem;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--color-text);
}

.confirm-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

.confirm-btn {
  padding: 0.5rem 1.25rem;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-family: inherit;
  cursor: pointer;
  min-height: 42px;
  font-weight: 500;
  transition: all 0.15s ease;
}

.confirm-btn--cancel {
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.confirm-btn--cancel:hover {
  background: var(--color-border);
}

.confirm-btn--ok {
  background: var(--color-primary);
  color: #fff;
}

.confirm-btn--ok:hover {
  background: var(--color-primary-hover);
}

/* ===== Loading overlay ===== */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9800;
  backdrop-filter: blur(3px);
}

.loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== Login page ===== */
.login-card {
  max-width: 400px;
  margin: 8rem auto;
  padding: 2.5rem 2rem;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  box-shadow: var(--shadow-md);
}

.login-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.login-subtitle {
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  font-size: 0.88rem;
}

.login-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
  min-height: 48px;
  box-shadow: 0 2px 6px rgba(232, 81, 61, 0.2);
}

.login-btn:hover:not(:disabled) {
  background: var(--color-primary-hover);
  box-shadow: 0 4px 12px rgba(232, 81, 61, 0.3);
  transform: translateY(-1px);
}

.login-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ===== Status / guard messages ===== */
.status-message {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin-top: 0.75rem;
}

.status-message a {
  color: var(--color-primary);
  font-weight: 500;
}

.guard-message {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  padding: 1rem 0;
}

.guard-message a {
  color: var(--color-primary);
  font-weight: 500;
}

/* ===== Filter row ===== */
.filter-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: flex-end;
}

.filter-row .form-group {
  min-width: 140px;
}

.filter-row > .btn {
  margin-bottom: 0;
  height: 42px;
}

/* ===== Bulk log bar ===== */
.bulk-log-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  margin-bottom: 1.5rem;
  background: var(--color-primary-light, #eff6ff);
  border: 1px solid var(--color-primary, #2563eb);
  border-radius: var(--radius-lg);
}

.bulk-log-label {
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
}

.bulk-log-select {
  flex: 1;
  max-width: 280px;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md, 6px);
  font-size: 0.85rem;
}

/* ===== Filter + Missing Days row ===== */
.filter-stats-row {
  display: flex;
  gap: 1.5rem;
  align-items: stretch;
}

.filter-stats-row > .form-card {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.missing-days-card {
  text-align: center;
}

.missing-days-stat {
  margin-bottom: 0.75rem;
}

.missing-days-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary, #2563eb);
}

.missing-days-label {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

/* ===== Responsive: mobile < 768px ===== */
/* ===== Mobile menu button & overlay (hidden on desktop) ===== */
.mobile-menu-btn {
  display: none;
}

.mobile-overlay {
  display: none;
}

@media (max-width: 767px) {
  body {
    overflow-x: hidden;
  }

  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    top: 0.6rem;
    left: 0.6rem;
    z-index: 1001;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: var(--radius-md, 6px);
    background: var(--color-sidebar-bg);
    color: #fff;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
  }

  .mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(0, 0, 0, 0.4);
  }

  .mobile-overlay--visible {
    display: block;
  }

  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.sidebar--open {
    transform: translateX(0);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.25);
    z-index: 1000;
  }

  .sidebar-collapse-btn {
    display: flex;
  }

  .main-content {
    margin-left: 0;
    padding: 3.5rem 0.75rem 1.5rem;
    overflow-x: hidden;
    max-width: 100vw;
    box-sizing: border-box;
  }

  .page-columns {
    grid-template-columns: 1fr;
  }

  .page-columns > * {
    min-width: 0;
    max-width: 100%;
  }

  .page-columns--wide-right {
    grid-template-columns: 1fr;
  }

  .expense-date-row {
    grid-template-columns: 1fr;
  }

  .quick-log-row {
    flex-direction: column;
    align-items: stretch;
  }

  .quick-log-row .form-group,
  .quick-log-row .form-group input,
  .quick-log-row .form-group select {
    max-width: 100%;
    min-width: 0;
  }

  .filter-stats-row {
    flex-direction: column;
  }

  .bulk-log-bar {
    flex-wrap: wrap;
  }

  .toast-container {
    top: auto;
    bottom: 1rem;
    right: 0.5rem;
    left: 0.5rem;
  }

  .toast {
    max-width: 100%;
    transform: translateY(20px);
  }

  .toast--visible {
    transform: translateY(0);
  }

  .data-table th,
  .data-table td {
    padding: 0.5rem;
    font-size: 0.8rem;
  }

  .form-card {
    padding: 1rem;
    overflow: hidden;
    max-width: 100%;
    box-sizing: border-box;
  }

  .form-card form {
    max-width: 100%;
    overflow: hidden;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    min-width: 0;
  }

  .quick-log-row input[type="date"] {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
    -webkit-appearance: none;
    appearance: none;
  }

  input[type="date"] {
    min-width: 0;
    max-width: 100%;
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
  }

  .form-group {
    max-width: 100%;
    overflow: hidden;
  }

  .login-card {
    margin: 2rem 1rem;
  }
}

/* ── Login form styles ────────────────────────────────────────────── */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.login-input {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-border, #ddd);
  border-radius: 6px;
  font-size: 0.95rem;
  box-sizing: border-box;
}
.login-error {
  color: #d32f2f;
  font-size: 0.85rem;
  min-height: 1.2em;
}
.login-success {
  color: #2e7d32;
  font-size: 0.9rem;
  margin-top: 0.5rem;
}
.login-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1rem 0;
  color: #999;
  font-size: 0.85rem;
}
.login-divider::before,
.login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: #ddd;
}
.login-btn-google {
  background: #fff;
  color: #333;
  border: 1px solid #ddd;
}
.login-btn-google:hover {
  background: #f5f5f5;
}

/* ── Admin panel styles ───────────────────────────────────────────── */
.admin-user-list {
  margin-top: 1rem;
}
.admin-role-select {
  padding: 0.3rem 0.5rem;
  border: 1px solid var(--color-border, #ddd);
  border-radius: 4px;
  font-size: 0.85rem;
}
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}
.badge-active {
  background: #e8f5e9;
  color: #2e7d32;
}
.badge-pending {
  background: #fff3e0;
  color: #e65100;
}
.admin-feature-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.3);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature-toggle-label {
  display: block;
  padding: 0.35rem 0;
  cursor: pointer;
  font-size: 0.9rem;
}
.feature-toggle-label input {
  margin-right: 0.5rem;
}

/* ── Lot register styles ──────────────────────────────────────────── */
.trainer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border, #eee);
}
.trainer-row:last-child {
  border-bottom: none;
}

/* ── Tax deduction summary ────────────────────────────────────────── */
.tax-summary {
  font-size: 0.9rem;
  color: #666;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}
.tax-summary strong {
  color: #333;
}

/* ── Accountant banner ────────────────────────────────────────────── */
.accountant-banner {
  background: #e3f2fd;
  color: #1565c0;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  text-align: center;
  border-bottom: 1px solid #bbdefb;
}

/* ── Set password page ────────────────────────────────────────────── */
.login-card {
  max-width: 400px;
  margin: 4rem auto;
  padding: 2rem;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}