/* ─── Self-Service Billing Portal ────────────────────────────────────
   Page-specific styles for /billing. Uses the global CSS variables from
   variables.css — DO NOT redeclare colors here. The patterns mirror the
   super-admin page so the two surfaces feel like one product. */

/* Page wrapper */
.bp-loading {
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}
.hidden { display: none !important; }

.bp-container {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 var(--space-xl) var(--space-2xl);
}

/* Toast (top-fixed transient feedback) */
.bp-toast {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  color: var(--color-text);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  font-size: var(--font-size-sm);
  z-index: 1100;
}
.bp-toast--ok { border-left-color: var(--color-success); }
.bp-toast--err { border-left-color: var(--color-error); }

/* ─── Status banner (1) ──────────────────────────────────────────── */
.bp-banner {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
  background: var(--color-surface);
}
.bp-banner-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}
.bp-banner-text { flex: 1; min-width: 0; }
.bp-banner-title { font-weight: 700; font-size: var(--font-size-base); }
.bp-banner-sub { color: var(--color-text-muted); font-size: var(--font-size-sm); margin-top: 2px; }
.bp-banner-action { flex-shrink: 0; }

/* Banner color variants — match the brief's color-coding */
.bp-banner--neutral { border-left: 4px solid var(--color-border); }
.bp-banner--info {
  border-left: 4px solid var(--color-primary);
  background: rgba(0, 188, 212, 0.06);
}
.bp-banner--success {
  border-left: 4px solid var(--color-success);
  background: rgba(63, 185, 80, 0.06);
}
.bp-banner--warning {
  border-left: 4px solid var(--color-warning);
  background: rgba(210, 153, 34, 0.08);
}
.bp-banner--danger {
  border-left: 4px solid var(--color-error);
  background: rgba(248, 81, 73, 0.08);
}

/* ─── Section shell ─────────────────────────────────────────────── */
.bp-section {
  margin-bottom: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.bp-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}
.bp-section-header h2 {
  font-size: var(--font-size-lg);
  margin: 0;
  font-family: var(--font-family-heading);
}
.bp-section-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ─── Plan section (2) ──────────────────────────────────────────── */
.bp-plan-display {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  background: var(--color-surface-raised);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}
.bp-plan-cell { display: flex; flex-direction: column; gap: 4px; }
.bp-plan-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.bp-plan-val { font-weight: 600; font-size: 0.95rem; color: var(--color-text); }
.bp-plan-cell-total .bp-plan-val { color: var(--color-primary); font-size: 1.1rem; }

/* Plan editor */
.bp-plan-editor {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px dashed var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.bp-form-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.bp-form-row.bp-row-full { grid-column: 1 / -1; }
.bp-form-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: 600;
}
.bp-form-hint {
  font-weight: 400;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-left: 4px;
}

.bp-radio-row { display: flex; gap: var(--space-sm); }
.bp-radio {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--color-surface-raised);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.9rem;
  flex: 1;
  user-select: none;
}
.bp-radio:hover { border-color: var(--color-primary); }
.bp-radio:has(input:checked) {
  border-color: var(--color-primary);
  background: rgba(0, 188, 212, 0.08);
}
.bp-radio input { accent-color: var(--color-primary); }
.bp-radio-hint {
  font-size: var(--font-size-xs);
  color: var(--color-success);
  margin-left: 4px;
  font-weight: 600;
}

.bp-vertical-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
}
.bp-v-check {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: var(--color-surface-raised);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.9rem;
  user-select: none;
}
.bp-v-check:hover { border-color: var(--color-primary); }
.bp-v-check input { accent-color: var(--color-primary); cursor: pointer; }
.bp-v-check:has(input:checked) {
  border-color: var(--color-primary);
  background: rgba(0, 188, 212, 0.08);
}

/* Live preview block */
.bp-preview {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.bp-preview-row {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-sm);
}
.bp-preview-new { font-weight: 700; color: var(--color-primary); font-size: var(--font-size-base); }
.bp-preview-delta { color: var(--color-text-muted); font-size: var(--font-size-xs); }
.bp-preview-delta.bp-delta-up { color: var(--color-warning); }
.bp-preview-delta.bp-delta-down { color: var(--color-success); }
.bp-preview-note {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: 4px;
}

.bp-form-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
}

/* ─── AI Coach add-on toggle ────────────────────────────────────── */
.bp-coach-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  background: linear-gradient(135deg, rgba(0,188,212,0.06) 0%, rgba(0,188,212,0.02) 100%);
  border: 1px solid rgba(0,188,212,0.25);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}
.bp-coach-copy { flex: 1; }
.bp-coach-headline {
  margin: 0 0 6px;
  color: var(--color-text);
  font-weight: 600;
}
.bp-coach-price { color: #00BCD4; margin-left: 6px; }
.bp-coach-subhead {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  line-height: 1.5;
}
.bp-coach-toggle {
  display: inline-block; position: relative; flex-shrink: 0;
  width: 46px; height: 26px; cursor: pointer;
}
.bp-coach-toggle input { opacity: 0; width: 0; height: 0; }
.bp-coach-track {
  position: absolute; inset: 0;
  border-radius: 999px;
  background: var(--color-surface-raised, #21262d);
  transition: background 120ms ease;
}
.bp-coach-track::before {
  content: ""; position: absolute;
  width: 20px; height: 20px; top: 3px; left: 3px;
  border-radius: 50%; background: #fff;
  transition: transform 120ms ease;
}
.bp-coach-toggle input:checked + .bp-coach-track { background: #00BCD4; }
.bp-coach-toggle input:checked + .bp-coach-track::before { transform: translateX(20px); }

.bp-coach-actions {
  display: flex; align-items: center; justify-content: flex-end;
  gap: 8px; margin-top: 10px;
}
.bp-coach-saved-pill {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(63, 185, 80, 0.15);
  color: #3FB950;
  font-size: 12px; font-weight: 600;
}
.bp-coach-pill-on::after {
  content: "";
  display: inline-block; width: 8px; height: 8px;
  border-radius: 50%; margin-left: 6px; vertical-align: middle;
  background: #3FB950;
}

/* ─── Card on file (3) ──────────────────────────────────────────── */
.bp-card-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background: var(--color-surface-raised);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  flex-wrap: wrap;
}
.bp-card-display { flex: 1; font-size: 0.95rem; }
.bp-card-display.bp-card-missing { color: var(--color-text-muted); font-style: italic; }
.bp-card-brand-badge {
  display: inline-block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
  margin-right: 8px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

/* ─── Billing address (4) ────────────────────────────────────────── */
.bp-address-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

/* ─── Invoice history (5) ────────────────────────────────────────── */
.bp-table-wrap {
  background: var(--color-surface-raised);
  border-radius: var(--radius-md);
  overflow-x: auto;
}
.bp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}
.bp-table thead th {
  text-align: left;
  padding: 10px 14px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.bp-table tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
.bp-table tbody tr:last-child td { border-bottom: none; }
.bp-table tbody tr:hover { background: var(--color-surface-hover); }
.bp-table-empty {
  text-align: center;
  color: var(--color-text-muted);
  padding: var(--space-xl) !important;
}

.bp-status-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
}
.bp-status-paid { background: rgba(63, 185, 80, 0.15); color: var(--color-success); }
.bp-status-pending { background: rgba(0, 188, 212, 0.15); color: var(--color-primary); }
.bp-status-failed { background: rgba(248, 81, 73, 0.15); color: var(--color-error); }
.bp-status-voided { background: rgba(110, 118, 129, 0.15); color: var(--color-text-muted); }

.bp-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-md) 0 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}
.bp-pagination button {
  padding: 6px 14px;
  background: var(--color-surface-raised);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
}
.bp-pagination button:disabled { opacity: 0.4; cursor: not-allowed; }
.bp-pagination button:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Invoice modal body */
.bp-invoice-detail h4 {
  font-size: var(--font-size-base);
  margin: var(--space-md) 0 var(--space-sm);
  font-family: var(--font-family-heading);
}
.bp-line-items, .bp-tax-breakdown {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-md);
}
.bp-line-items th, .bp-line-items td,
.bp-tax-breakdown th, .bp-tax-breakdown td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}
.bp-line-items th, .bp-tax-breakdown th {
  font-weight: 600;
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
}
.bp-line-items td.num, .bp-tax-breakdown td.num,
.bp-line-items th.num, .bp-tax-breakdown th.num { text-align: right; }
.bp-invoice-totals {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--color-surface-raised);
  padding: var(--space-md);
  border-radius: var(--radius-md);
}
.bp-invoice-totals-row {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-sm);
}
.bp-invoice-totals-row.bp-total-final {
  font-weight: 700;
  color: var(--color-primary);
  font-size: var(--font-size-base);
  border-top: 1px solid var(--color-border);
  margin-top: 4px;
  padding-top: 8px;
}

/* ─── Danger zone (6) ────────────────────────────────────────────── */
.bp-danger {
  border-color: rgba(248, 81, 73, 0.35);
}
.bp-danger-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.bp-danger-text { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 220px; }
.bp-danger-text strong { color: var(--color-error); }
.bp-danger-text span { color: var(--color-text-muted); font-size: var(--font-size-sm); }
.bp-danger-actions { display: flex; gap: var(--space-sm); }

/* btn-danger variant — matches admin pattern but opted-in here so we don't
   depend on it existing globally. Falls through to .btn shell. */
.btn-danger {
  background: var(--color-error);
  color: white;
  border: 2px solid transparent;
}
.btn-danger:hover { background: #d63a32; transform: translateY(-1px); }

/* btn-sm sizing, copied from admin patterns since this page doesn't use
   admin.css's button overrides directly. Safe to redeclare — same values. */
.btn.btn-sm {
  padding: 8px 16px;
  font-size: var(--font-size-sm);
  min-height: 36px;
}

/* ─── Mobile ──────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .bp-container { padding: 0 var(--space-md) var(--space-xl); }
  .bp-plan-display { grid-template-columns: 1fr 1fr; }
  .bp-address-form { grid-template-columns: 1fr; }
  .bp-radio-row { flex-direction: column; }
  .bp-banner { flex-wrap: wrap; }
  .bp-banner-action { width: 100%; }
  .bp-section { padding: var(--space-md); }
  .bp-section-header { gap: var(--space-sm); }
  .bp-card-row { flex-direction: column; align-items: stretch; }
  .bp-card-row .btn { width: 100%; }
}
@media (max-width: 480px) {
  .bp-plan-display { grid-template-columns: 1fr; }
}