/* ── Frest-matched design tokens ── */
:root {
  --scale: 1;

  /* Colors — AirBear Repairs brand */
  --color-primary:        #1d395d;
  --color-primary-light:  #254d7e;
  --color-accent:         #e8a020;
  --color-accent-hover:   #cf8e18;
  --color-body-bg:        #f4f6f9;
  --color-card:           #ffffff;
  --color-body:           rgb(103, 119, 136);
  --color-heading:        rgb(81, 99, 119);
  --color-muted:          #9aa5b4;
  --color-border:         #dde1e9;
  --color-sidebar-bg:     #1d395d;
  --color-sidebar-text:   #ffffff;
  --color-sidebar-active: #ffffff;
  --color-sidebar-hover:  rgba(255,255,255,0.07);
  --color-sidebar-active-bg: rgba(232, 160, 32, 0.18);
  --color-danger:         #d94040;
  --color-success:        #2e9e6a;
  --color-warning:        #e8a020;

  /* Sizing */
  --sidebar-w:   calc(260px * var(--scale));
  --topbar-h:    calc(64px * var(--scale));
  --radius:      0.25rem;
  --radius-lg:   0.3125rem;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }

body {
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 0.9375rem;
  line-height: 1.47;
  background: var(--color-body-bg);
  color: var(--color-body);
  font-weight: 400;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Rubik', 'Times New Roman', serif;
  color: var(--color-heading);
  font-weight: 400;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary); opacity: 0.85; }

/* ── Sidebar ── */
.ab-sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--color-sidebar-bg);
  display: flex;
  flex-direction: column;
  z-index: 100;
  box-shadow: 0 2px 6px 0 rgba(67,89,113,0.12);
}

.ab-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 1.25rem 1.5rem;
  color: #ffffff;
  font-size: 1.0625rem;
  font-family: 'Rubik', serif;
  min-height: var(--topbar-h);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.ab-bear { font-size: 1.4rem; }

.ab-nav {
  list-style: none;
  padding: 0.75rem 0;
  flex: 1;
}

.ab-nav li {
  margin: 0.0625rem 0.938rem;
}

.ab-nav li a {
  display: block;
  padding: 0.625rem 0.938rem;
  color: var(--color-sidebar-text);
  text-decoration: none;
  font-size: 0.9375rem;
  border-radius: var(--radius-lg);
  transition: background 0.2s, color 0.2s;
}

.ab-nav li a:hover {
  background: var(--color-sidebar-hover);
  color: var(--color-sidebar-active);
}

.ab-nav li a.active {
  background: var(--color-sidebar-active-bg);
  color: var(--color-accent);
  font-weight: 400;
}

.ab-sidebar-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.ab-sidebar-footer a {
  color: var(--color-sidebar-text);
  font-size: 0.875rem;
  text-decoration: none;
}

.ab-sidebar-footer a:hover { color: #fff; opacity: 1; }

/* ── Main Layout ── */
.ab-main {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.ab-topbar {
  height: var(--topbar-h);
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  padding: 0 1.75rem;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 0 rgba(67,89,113,0.06);
}

.ab-page-title {
  font-size: 1.125rem;
  font-weight: 400;
  font-family: 'Rubik', serif;
  color: var(--color-heading);
}

.ab-content {
  padding: 1.75rem;
  flex: 1;
}

#invoicePreviewModal .modal-body { padding: 0 !important; margin: 0; }
#invoicePreviewModal .modal-content { padding: 0; }

/* ── Cards ── */
.ab-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 6px 0 rgba(67,89,113,0.06);
  overflow: hidden;
}

.ab-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
  color: var(--color-heading);
}

/* ── Stat Cards ── */
.ab-stat-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 6px 0 rgba(67,89,113,0.06);
  padding: 1.25rem 1.5rem;
  height: 100%;
}

.ab-stat-label {
  font-size: 0.75rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.375rem;
}

.ab-stat-value {
  font-size: 1.75rem;
  color: var(--color-heading);
  font-family: 'Rubik', serif;
}

.ab-stat-sub {
  font-size: 0.8125rem;
  color: var(--color-muted);
  margin-top: 0.2rem;
}

/* ── Table ── */
.ab-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.ab-table th {
  padding: 12px 20px;
  text-align: left;
  font-weight: 400;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  border-bottom: 1px solid var(--color-border);
  background: rgba(67,89,113,0.025);
}

.ab-table td {
  padding: 12px 20px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
  color: var(--color-body);
}

.ab-table tbody tr:last-child td { border-bottom: none; }
.ab-table tbody tr:hover { background: rgba(67,89,113,0.025); }

.ab-table tfoot td {
  border-top: 2px solid var(--color-border);
  border-bottom: none;
  background: rgba(67,89,113,0.025);
}

.ab-row-inactive td { opacity: 0.45; }

/* ── Forms ── */
.form-label {
  font-size: 0.9375rem;
  color: var(--color-body);
  margin-bottom: 0.25rem;
}

.form-control, .form-select {
  font-size: 0.9375rem;
  border-color: var(--color-border);
  color: var(--color-body);
  border-radius: var(--radius);
  background-color: #fff;
}

body .form-select,
body .form-select option {
  color: var(--color-body);
}

.form-control:focus, .form-select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 0.2rem rgba(232,160,32,0.15);
  color: var(--color-heading);
}

.form-control::placeholder { color: var(--color-muted); }

.form-check-input:checked {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.input-group-text {
  background: rgba(67,89,113,0.04);
  border-color: var(--color-border);
  color: var(--color-muted);
  font-size: 0.9375rem;
}

.ab-optional {
  color: var(--color-muted);
  font-size: 0.75rem;
}

/* ── Buttons ── */
.ab-btn-primary {
  background: var(--color-accent);
  border: none;
  color: #fff;
  font-size: 0.9375rem;
  border-radius: var(--radius);
  padding: 0.5rem 1.25rem;
  cursor: pointer;
  transition: background 0.15s, box-shadow 0.15s;
  font-family: inherit;
}

.ab-btn-primary:hover {
  background: var(--color-accent-hover);
  color: #fff;
  box-shadow: 0 4px 12px rgba(232,160,32,0.35);
}

/* ── Client identity cell ── */
.ab-client-name {
  color: var(--color-body);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.3;
}

.ab-client-meta {
  font-size: 0.8125rem;
  color: var(--color-muted);
  margin-top: 2px;
  line-height: 1.4;
}

.ab-meta-link {
  color: var(--color-muted);
  text-decoration: none;
  transition: color 0.15s;
}

.ab-meta-link:hover {
  color: var(--color-accent);
  opacity: 1;
}

.ab-inline-icon {
  display: inline-flex;
  align-items: center;
  margin-left: 6px;
  color: var(--color-accent);
  vertical-align: middle;
}

.ab-inline-icon:hover { opacity: 0.75; }

.ab-note-row,
.ab-cell-row {
  display: inline-flex;
  align-items: center;
  gap: 0;
}

.ab-btn-icon {
  display: inline-flex;
  align-items: center;
  color: var(--color-muted);
  padding: 0 0.3rem;
  transition: color 0.15s;
  vertical-align: middle;
  background: none;
  border: none;
  box-shadow: none;
  cursor: pointer;
}

.ab-btn-icon:hover { color: var(--color-primary); opacity: 1; }
.ab-btn-icon-active { color: var(--color-success); }
.ab-btn-icon-active:hover { color: var(--color-success); }
.ab-btn-icon-danger:hover { color: var(--color-danger); }

.ab-btn-delete {
  background: none;
  border: none;
  color: var(--color-muted);
  font-size: 1.25rem;
  cursor: pointer;
  line-height: 1;
  padding: 0 0.3rem;
  transition: color 0.15s;
  vertical-align: middle;
}

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

/* ── Badges ── */
.ab-badge-recurring {
  display: inline-block;
  font-size: 0.75rem;
  background: rgba(90,141,238,0.12);
  color: var(--color-primary);
  border-radius: var(--radius);
  padding: 0.15rem 0.5rem;
}

.ab-badge-active {
  display: inline-block;
  font-size: 0.75rem;
  background: rgba(57,218,138,0.12);
  color: var(--color-success);
  border: 1px solid rgba(57,218,138,0.3);
  border-radius: var(--radius);
  padding: 0.2rem 0.625rem;
  cursor: pointer;
  transition: opacity 0.15s;
}

.ab-badge-paused {
  display: inline-block;
  font-size: 0.75rem;
  background: rgba(255,91,92,0.12);
  color: var(--color-danger);
  border: 1px solid rgba(255,91,92,0.3);
  border-radius: var(--radius);
  padding: 0.2rem 0.625rem;
  cursor: pointer;
  transition: opacity 0.15s;
}

/* ── Misc ── */
.ab-note {
  font-size: 0.75rem;
  color: var(--color-muted);
  margin-top: 0.125rem;
}

.ab-empty {
  color: var(--color-muted);
  font-size: 0.9375rem;
  text-align: center;
  padding: 1.5rem !important;
}

.ab-link-sm {
  font-size: 0.8125rem;
  color: var(--color-primary);
  text-decoration: none;
}

.ab-link-sm:hover { text-decoration: underline; }

/* ── Export Page ── */
.ab-export-summary {
  background: var(--color-body-bg);
  border-radius: var(--radius-lg);
  padding: 1rem;
  text-align: center;
}

.ab-export-total-label {
  font-size: 0.75rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.25rem;
}

.ab-export-total-value {
  font-size: 1.5rem;
  color: var(--color-heading);
}

/* ── Login Page ── */
.ab-login-body {
  background: var(--color-sidebar-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.ab-login-card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2.5rem;
  width: 22rem;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.ab-login-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  font-size: 1.0625rem;
  font-family: 'Rubik', serif;
  color: var(--color-heading);
  margin-bottom: 1.75rem;
}

/* ── Invoice Status Badges ── */
.ab-badge-status {
  display: inline-block;
  font-size: 0.75rem;
  border-radius: var(--radius);
  padding: 0.2rem 0.625rem;
}

.ab-badge-draft {
  background: rgba(162,172,184,0.15);
  color: var(--color-muted);
  border: 1px solid rgba(162,172,184,0.3);
}

.ab-badge-sent {
  background: rgba(255,91,92,0.1);
  color: #c0392b;
  border: 1px solid rgba(255,91,92,0.3);
}

.ab-badge-paid {
  background: rgba(57,218,138,0.12);
  color: var(--color-success);
  border: 1px solid rgba(57,218,138,0.3);
}

/* ── Invoice Action Buttons ── */
.ab-btn-action {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-body);
  font-size: 0.8125rem;
  border-radius: var(--radius);
  padding: 0.2rem 0.625rem;
  cursor: pointer;
  font-family: inherit;
  white-space: nowrap;
  transition: border-color 0.15s, color 0.15s;
}

.ab-btn-action:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.ab-btn-action-muted {
  color: var(--color-muted);
}

/* ── Invoice Form ── */
.ab-btn-add-line {
  background: none;
  border: none;
  color: var(--color-primary);
  font-size: 0.8125rem;
  cursor: pointer;
  padding: 0;
  font-family: inherit;
  margin-top: 0.25rem;
}

.ab-btn-add-line:hover { opacity: 0.8; }

.ab-qty-input { width: 5rem; flex-shrink: 0; }
.ab-rate-group { width: 7.5rem !important; flex-shrink: 0; flex-grow: 0; }
.ab-rate-input { width: 100%; }
.ab-rate-input::-webkit-outer-spin-button,
.ab-rate-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.ab-rate-input { -moz-appearance: textfield; }

.ab-line-total {
  font-size: 0.8125rem;
  color: var(--color-muted);
  white-space: nowrap;
  min-width: 5rem;
  justify-content: flex-end;
}

.ab-invoice-grand-total {
  font-size: 0.9375rem;
  color: var(--color-body);
  text-align: right;
  padding-top: 0.5rem;
  border-top: 1px solid var(--color-border);
}