/* ===================================================================
   FabricPOS – Main CSS Design System
   Dark premium theme with amber/gold accents
=================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── Design Tokens ─────────────────────────────────────────────── */
:root {
  /* Brand Colors */
  --amber-50: #fffbeb;
  --amber-100: #fef3c7;
  --amber-200: #fde68a;
  --amber-300: #fcd34d;
  --amber-400: #fbbf24;
  --amber-500: #f59e0b;
  --amber-600: #d97706;
  --amber-700: #b45309;

  /* Surface Colors */
  --bg-base: #0f0e17;
  --bg-surface: #16152a;
  --bg-card: #1e1d35;
  --bg-hover: #252440;
  --bg-input: #13122b;

  /* Border */
  --border: rgba(255, 255, 255, 0.08);
  --border-focus: var(--amber-500);

  /* Text */
  --text-primary: #f0eeff;
  --text-secondary: #9b9bc0;
  --text-muted: #5f5f8a;

  /* Status */
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #6366f1;

  /* Layout */
  --sidebar-w: 230px;
  --header-h: 60px;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);

  /* Transitions */
  --transition: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html,
body {
  height: 100%;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 14px;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: var(--amber-400);
  text-decoration: none;
}

button {
  cursor: pointer;
  font-family: inherit;
}

input,
select,
textarea {
  font-family: inherit;
}

img {
  max-width: 100%;
  display: block;
}

/* ── Scrollbar ─────────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-surface);
}

::-webkit-scrollbar-thumb {
  background: #3a3860;
  border-radius: 99px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--amber-700);
}

/* ── App Shell Layout ──────────────────────────────────────────── */
#app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: var(--header-h) 1fr;
  grid-template-areas:
    "sidebar header"
    "sidebar main";
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ───────────────────────────────────────────────────── */
#sidebar {
  grid-area: sidebar;
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 100;
}

.sidebar-logo {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 18px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar-logo .logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--amber-500), var(--amber-700));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.4);
}

.sidebar-logo .logo-text {
  font-weight: 800;
  font-size: 16px;
  background: linear-gradient(135deg, var(--amber-300), var(--amber-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.3px;
}

.sidebar-logo .logo-sub {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 400;
  -webkit-text-fill-color: var(--text-muted);
  display: block;
  margin-top: -2px;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-section-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 8px 10px 4px;
  margin-top: 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
  cursor: pointer;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
}

.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.nav-item.active {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(217, 119, 6, 0.1));
  color: var(--amber-300);
  border-left: 3px solid var(--amber-500);
}

.nav-item .nav-icon {
  font-size: 17px;
  flex-shrink: 0;
}

.nav-item .nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 99px;
  min-width: 18px;
  text-align: center;
}

.sidebar-footer {
  padding: 14px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.shop-avatar {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--info), #818cf8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.shop-name {
  font-size: 12px;
  font-weight: 600;
}

.shop-role {
  font-size: 10px;
  color: var(--text-muted);
}

/* ── Header ────────────────────────────────────────────────────── */
#header {
  grid-area: header;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 14px;
  z-index: 50;
}

#header .page-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  flex: 1;
}

.header-action {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.header-action:hover {
  border-color: var(--amber-500);
  color: var(--amber-400);
}

.header-clock {
  font-size: 13px;
  color: var(--text-secondary);
  font-feature-settings: 'tnum';
  min-width: 120px;
  text-align: right;
}

/* ── Main Content ──────────────────────────────────────────────── */
#main-content {
  grid-area: main;
  overflow-y: auto;
  overflow-x: hidden;
  background: var(--bg-base);
}

.page {
  display: none !important;
  padding: 24px;
}

.page.active {
  display: block !important;
}

.page.active.billing-grid {
  display: grid !important;
}

/* ── Cards ─────────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-body {
  padding: 20px;
}

/* ── Buttons ───────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: var(--radius);
  font-size: 13.5px;
  font-weight: 600;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--amber-500), var(--amber-700));
  color: #fff;
  box-shadow: 0 2px 12px rgba(245, 158, 11, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--amber-400), var(--amber-600));
  box-shadow: 0 4px 18px rgba(245, 158, 11, 0.5);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  border-color: var(--amber-500);
  color: var(--amber-400);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25);
}

.btn-success {
  background: linear-gradient(135deg, #059669, #10b981);
  color: #fff;
  box-shadow: 0 2px 12px rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(16, 185, 129, 0.45);
}

.btn-sm {
  padding: 5px 12px;
  font-size: 12px;
}

.btn-lg {
  padding: 12px 28px;
  font-size: 15px;
}

.btn-icon {
  padding: 8px;
  border-radius: 8px;
}

/* ── Form Controls ─────────────────────────────────────────────── */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  background: var(--bg-input);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 9px 13px;
  font-size: 14px;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--amber-500);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

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

select.form-control {
  appearance: none;
  cursor: pointer;
}

.input-group {
  display: flex;
  align-items: stretch;
}

.input-group .form-control {
  border-radius: var(--radius) 0 0 var(--radius);
  flex: 1;
}

.input-group-addon {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 13px;
  background: var(--bg-hover);
  border: 1.5px solid var(--border);
  border-left: none;
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-muted);
  font-size: 15px;
}

/* ── Badges ────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

/* ── Tables ────────────────────────────────────────────────────── */
.table-wrap {
  overflow-x: auto;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.data-table th {
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 11px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.data-table tbody tr {
  transition: background var(--transition);
}

.data-table tbody tr:hover {
  background: var(--bg-hover);
}

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

/* ── Modal ─────────────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 999;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  animation: modalIn 0.2s ease;
}

.modal-lg {
  max-width: 780px;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(-10px);
  }

  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.modal-title {
  font-size: 16px;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  line-height: 1;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.modal-body {
  padding: 22px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 16px 22px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-shrink: 0;
}

/* ── Stats Grid ────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: border-color var(--transition);
}

.stat-card:hover {
  border-color: rgba(245, 158, 11, 0.3);
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.stat-icon.amber {
  background: rgba(245, 158, 11, 0.15);
}

.stat-icon.green {
  background: rgba(16, 185, 129, 0.15);
}

.stat-icon.red {
  background: rgba(239, 68, 68, 0.15);
}

.stat-icon.blue {
  background: rgba(99, 102, 241, 0.15);
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

.stat-value {
  font-size: 24px;
  font-weight: 800;
  margin: 2px 0;
}

.stat-sub {
  font-size: 11px;
  color: var(--text-muted);
}

/* ── Alert Banner ──────────────────────────────────────────────── */
.alert-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 14px;
}

.alert-bar.danger {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

.alert-bar.warning {
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--amber-300);
}

.alert-bar.success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
}

/* ── Utility ───────────────────────────────────────────────────── */
.flex {
  display: flex;
}

.flex-1 {
  flex: 1;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-8 {
  gap: 8px;
}

.gap-12 {
  gap: 12px;
}

.gap-16 {
  gap: 16px;
}

.mt-4 {
  margin-top: 4px;
}

.mt-8 {
  margin-top: 8px;
}

.mt-16 {
  margin-top: 16px;
}

.mb-16 {
  margin-bottom: 16px;
}

.mb-24 {
  margin-bottom: 24px;
}

.text-right {
  text-align: right;
}

.text-center {
  text-align: center;
}

.text-muted {
  color: var(--text-muted);
}

.text-sm {
  font-size: 12px;
}

.text-amber {
  color: var(--amber-400);
}

.text-success {
  color: var(--success);
}

.text-danger {
  color: var(--danger);
}

.font-bold {
  font-weight: 700;
}

.font-semibold {
  font-weight: 600;
}

.w-full {
  width: 100%;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
}

/* ── Toast Notification ────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 13px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-lg);
  min-width: 280px;
  font-size: 13.5px;
  animation: toastIn 0.25s ease;
}

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

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

.toast.info {
  border-left: 3px solid var(--amber-500);
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes toastOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }

  to {
    opacity: 0;
    transform: translateX(30px);
  }
}

/* ── Product Image ─────────────────────────────────────────────── */
.product-thumb {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  object-fit: cover;
  background: var(--bg-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

/* ── Search Bar ────────────────────────────────────────────────── */
.search-bar {
  position: relative;
}

.search-bar input {
  padding-left: 38px;
}

.search-bar .search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 16px;
  pointer-events: none;
}

/* ── Empty State ───────────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--text-muted);
  gap: 12px;
  text-align: center;
}

.empty-state .empty-icon {
  font-size: 48px;
  opacity: 0.4;
}

.empty-state .empty-text {
  font-size: 15px;
  color: var(--text-secondary);
  font-weight: 500;
}

.empty-state .empty-sub {
  font-size: 13px;
}

/* ── Category Filter Tabs ──────────────────────────────────────── */
.cat-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 0 0 14px;
}

.cat-tab {
  padding: 5px 14px;
  border-radius: 99px;
  font-size: 12.5px;
  font-weight: 500;
  background: var(--bg-hover);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all var(--transition);
}

.cat-tab:hover {
  color: var(--text-primary);
  border-color: rgba(245, 158, 11, 0.4);
}

.cat-tab.active {
  background: rgba(245, 158, 11, 0.15);
  color: var(--amber-300);
  border-color: var(--amber-500);
}

/* ── Spinner ───────────────────────────────────────────────────── */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--amber-500);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* ── Page Title Bar ────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.page-heading {
  font-size: 22px;
  font-weight: 800;
}

.page-subheading {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ── Number/Currency formatting ────────────────────────────────── */
.currency::before {
  content: '₹';
}