/* ============================================
   RESTAURANT MANAGEMENT SYSTEM — STYLE.CSS
   ============================================ */

/* ── LIGHT THEME TOKENS ───────────────────── */
:root,
[data-theme="light"] {
  --sidebar-width:  240px;
  --topbar-height:  56px;
  --primary:        #6366f1;
  --success:        #22c55e;
  --warning:        #f59e0b;
  --danger:         #ef4444;
  --info:           #3b82f6;
  --dark:           #1e1e2e;

  --body-bg:        #f1f5f9;
  --surface:        #ffffff;
  --surface-2:      #f8fafc;
  --border:         #e2e8f0;
  --text:           #1e293b;
  --text-muted:     #64748b;
  --topbar-bg:      #ffffff;
  --topbar-border:  #e9ecef;
  --card-shadow:    0 1px 3px rgba(0,0,0,.08);
  --card-shadow-md: 0 4px 12px rgba(0,0,0,.12);
  --input-bg:       #ffffff;
  --input-border:   #ced4da;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,.12);
  --radius:    10px;

  --gray-100:  #f8f9fa;
  --gray-200:  #e9ecef;
}

/* ── DARK THEME TOKENS ────────────────────── */
[data-theme="dark"],
[data-bs-theme="dark"] {
  --body-bg:        #0f172a;
  --surface:        #1e293b;
  --surface-2:      #162032;
  --border:         #334155;
  --text:           #e2e8f0;
  --text-muted:     #94a3b8;
  --topbar-bg:      #1e293b;
  --topbar-border:  #334155;
  --card-shadow:    0 1px 3px rgba(0,0,0,.3);
  --card-shadow-md: 0 4px 16px rgba(0,0,0,.4);
  --input-bg:       #0f172a;
  --input-border:   #475569;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,.4);
  --gray-100:  #1e293b;
  --gray-200:  #334155;
}

/* Apply tokens globally */
body {
  background: var(--body-bg) !important;
  color: var(--text) !important;
}

/* ── DARK MODE OVERRIDES ──────────────────── */
[data-bs-theme="dark"] .card { background: var(--surface) !important; border-color: var(--border) !important; }
[data-bs-theme="dark"] .topbar { background: var(--topbar-bg) !important; border-color: var(--topbar-border) !important; }
[data-bs-theme="dark"] .topbar-title { color: var(--text) !important; }
[data-bs-theme="dark"] .btn-link.text-dark { color: var(--text) !important; }
[data-bs-theme="dark"] .form-control,
[data-bs-theme="dark"] .form-select { background-color: var(--input-bg); border-color: var(--input-border); color: var(--text); }
[data-bs-theme="dark"] .form-control::placeholder { color: var(--text-muted); }
[data-bs-theme="dark"] .table { --bs-table-bg: var(--surface); color: var(--text); }
[data-bs-theme="dark"] .table-light { --bs-table-bg: #1a2a3a; color: var(--text); }
[data-bs-theme="dark"] .table-dark  { --bs-table-bg: #0f1a2a; }
[data-bs-theme="dark"] .table-hover > tbody > tr:hover { --bs-table-bg-state: rgba(99,102,241,.08); }
[data-bs-theme="dark"] .list-group-item { background: var(--surface); border-color: var(--border); color: var(--text); }
[data-bs-theme="dark"] .dropdown-menu { background: var(--surface); border-color: var(--border); }
[data-bs-theme="dark"] .dropdown-item { color: var(--text); }
[data-bs-theme="dark"] .dropdown-item:hover { background: rgba(99,102,241,.15); }
[data-bs-theme="dark"] .modal-content { background: var(--surface); border-color: var(--border); }
[data-bs-theme="dark"] .modal-header,
[data-bs-theme="dark"] .modal-footer { border-color: var(--border); }
[data-bs-theme="dark"] .input-group-text { background: #0f172a; border-color: var(--input-border); color: var(--text-muted); }
[data-bs-theme="dark"] .nav-tabs        { border-color: var(--border); }
[data-bs-theme="dark"] .nav-tabs .nav-link { color: var(--text-muted); }
[data-bs-theme="dark"] .nav-tabs .nav-link.active { background: var(--surface); border-color: var(--border) var(--border) var(--surface); color: var(--text); }
[data-bs-theme="dark"] .alert-dismissible { border-color: var(--border); }
[data-bs-theme="dark"] .card-header { background: rgba(255,255,255,.03) !important; border-color: var(--border) !important; }
[data-bs-theme="dark"] .card-footer { background: rgba(255,255,255,.03) !important; border-color: var(--border) !important; }
[data-bs-theme="dark"] .border-bottom  { border-color: var(--border) !important; }
[data-bs-theme="dark"] .border-top     { border-color: var(--border) !important; }
[data-bs-theme="dark"] .bg-light       { background: var(--surface-2) !important; }
[data-bs-theme="dark"] .text-muted     { color: var(--text-muted) !important; }
[data-bs-theme="dark"] .nav-pills .nav-link { color: var(--text-muted); }
[data-bs-theme="dark"] .nav-pills .nav-link.active { color: #fff; }

/* Table cards in dark */
[data-bs-theme="dark"] .table-available { background: #14291a; border-color: #22c55e; color: #86efac; }
[data-bs-theme="dark"] .table-occupied  { background: #2d1515; border-color: #ef4444; color: #fca5a5; }
[data-bs-theme="dark"] .table-reserved  { background: #2d2206; border-color: #eab308; color: #fde047; }
[data-bs-theme="dark"] .table-cleaning  { background: #0c2233; border-color: #0ea5e9; color: #7dd3fc; }

/* Order cart in dark */
[data-bs-theme="dark"] .menu-panel      { background: var(--surface-2); }
[data-bs-theme="dark"] .menu-search-bar { background: var(--surface-2); }
[data-bs-theme="dark"] .order-cart      { background: var(--surface); border-color: var(--border); }
[data-bs-theme="dark"] .cart-item       { background: var(--surface-2); border-color: var(--border); }
[data-bs-theme="dark"] .cart-notes      { border-color: var(--border); }
[data-bs-theme="dark"] .cart-totals     { border-color: var(--border); }
[data-bs-theme="dark"] .cart-actions    { border-color: var(--border); }
[data-bs-theme="dark"] .menu-tile       { background: var(--surface); }
[data-bs-theme="dark"] .menu-img-placeholder { background: var(--surface-2) !important; }

/* KOT display in dark */
[data-bs-theme="dark"] .kot-card        { background: var(--surface); }
[data-bs-theme="dark"] .kot-item-row    { border-color: var(--border); }

/* Payment mini in dark */
[data-bs-theme="dark"] .payment-mini-card { background: var(--surface); }

/* Stat cards stay vivid regardless of theme */
.stat-card { isolation: isolate; }

/* ── THEME TOGGLE BUTTON ──────────────────── */
.theme-toggle-btn {
  display: flex; align-items: center;
  padding: 5px 12px;
  border-radius: 20px;
  border: 2px solid #cbd5e1;
  background: #f1f5f9;
  color: #1e293b;
  font-size: .8rem;
  font-weight: 600;
  transition: all .25s ease;
  gap: 5px;
  white-space: nowrap;
  box-shadow: 0 1px 4px rgba(0,0,0,.1);
  cursor: pointer;
}
.theme-toggle-btn:hover {
  background: #6366f1;
  border-color: #6366f1;
  color: #fff;
  transform: scale(1.05);
  box-shadow: 0 2px 8px rgba(99,102,241,.4);
}
.theme-toggle-btn.theme-toggle-dark {
  background: #0f172a;
  border-color: #f59e0b;
  color: #fde68a;
  box-shadow: 0 1px 4px rgba(0,0,0,.4);
}
.theme-toggle-btn.theme-toggle-dark:hover {
  background: #f59e0b;
  border-color: #f59e0b;
  color: #1e293b;
  box-shadow: 0 2px 8px rgba(245,158,11,.4);
}

* { box-sizing: border-box; }
body { font-family: 'Inter', 'Segoe UI', system-ui, sans-serif; background: #f1f5f9; margin: 0; }

/* ─── SIDEBAR ─── */
.sidebar {
  position: fixed; top: 0; left: 0;
  width: var(--sidebar-width);
  height: 100vh; overflow-y: auto;
  background: var(--dark);
  display: flex; flex-direction: column;
  z-index: 1040;
  transition: transform .3s ease;
}
.sidebar-header {
  padding: 16px;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,.08);
  min-height: 64px;
}
.restaurant-name { font-size: .875rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user {
  display: flex; align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.user-avatar {
  width: 36px; height: 36px;
  background: var(--primary);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: .875rem; flex-shrink: 0;
}
.sidebar-nav { padding: 8px 0; flex: 1; }
.sidebar-nav .nav-link {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px; color: rgba(255,255,255,.7);
  border-radius: 0; font-size: .875rem; transition: all .2s;
}
.sidebar-nav .nav-link:hover, .sidebar-nav .nav-link.active {
  color: #fff; background: rgba(255,255,255,.1);
}
.sidebar-nav .nav-link.active { border-left: 3px solid var(--primary); }
.sidebar-nav .nav-link i { font-size: 1rem; width: 20px; }
.sidebar-footer {
  padding: 8px 0;
  border-top: 1px solid rgba(255,255,255,.08);
}
.sidebar-footer .nav-link { display: flex; align-items: center; gap: 10px; padding: 8px 16px; font-size:.8rem; }

/* ─── MAIN CONTENT ─── */
.main-content {
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  transition: margin-left .3s ease;
}
.topbar {
  height: var(--topbar-height);
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  display: flex; align-items: center;
  padding: 0 16px;
  position: sticky; top: 0; z-index: 1030;
  box-shadow: var(--shadow-sm);
}
.topbar-title { font-weight: 600; font-size: .95rem; color: #1e293b; }
.page-content { padding: 16px; }

/* ─── MOBILE ─── */
.sidebar-overlay {
  display: none; position: fixed; top: 0; left: 0;
  width: 100%; height: 100%; background: rgba(0,0,0,.5); z-index: 1039;
}
@media (max-width: 991.98px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay.open { display: block; }
  .main-content { margin-left: 0; }
  .page-content { padding: 8px; }
}

/* ─── STAT CARDS ─── */
.stat-card {
  border-radius: var(--radius);
  padding: 16px; position: relative; overflow: hidden;
  box-shadow: var(--shadow-md);
}
.stat-card .stat-icon {
  font-size: 2rem; opacity: .3;
  position: absolute; right: 12px; top: 12px;
}
.stat-card .stat-value { font-size: 1.5rem; font-weight: 800; margin-bottom: 2px; }
.stat-card .stat-label { font-size: .75rem; opacity: .85; }
.bg-gradient-primary { background: linear-gradient(135deg, #6366f1, #8b5cf6); }
.bg-gradient-success { background: linear-gradient(135deg, #22c55e, #16a34a); }
.bg-gradient-warning { background: linear-gradient(135deg, #f59e0b, #d97706); }
.bg-gradient-danger  { background: linear-gradient(135deg, #ef4444, #dc2626); }

/* ─── PAYMENT MINI ─── */
.payment-mini-card {
  background: #fff; border-radius: var(--radius);
  padding: 12px 8px; box-shadow: var(--shadow-sm);
}

/* ─── TABLE LAYOUT ─── */
.table-grid {
  display: flex; flex-wrap: wrap; gap: 12px; padding: 8px;
}
.table-card {
  width: 110px; min-height: 100px;
  border-radius: var(--radius);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  cursor: pointer; transition: transform .15s, box-shadow .15s;
  padding: 8px; gap: 4px; box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
}
.table-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.table-available { background: #dcfce7; border-color: #22c55e; color: #166534; }
.table-occupied  { background: #fee2e2; border-color: #ef4444; color: #991b1b; }
.table-reserved  { background: #fef9c3; border-color: #eab308; color: #713f12; }
.table-cleaning  { background: #e0f2fe; border-color: #0ea5e9; color: #0c4a6e; }
.table-number { font-size: 1rem; font-weight: 800; }
.table-icon   { font-size: 1.5rem; }
.table-capacity, .table-waiter { font-size: .7rem; }

.table-stat-pill {
  border-radius: 20px; padding: 6px 12px; font-size: .8rem; font-weight: 600;
  white-space: nowrap;
}
.legend-dot {
  width: 10px; height: 10px; border-radius: 50%; display: inline-block;
}

/* ─── ORDER PAGE ─── */
.order-page {
  display: flex; height: calc(100vh - var(--topbar-height));
  overflow: hidden;
}
.menu-panel {
  flex: 1; overflow-y: auto;
  background: #f8fafc; padding: 12px;
}
.menu-search-bar {
  position: sticky; top: 0; background: #f8fafc;
  padding-bottom: 8px; z-index: 10;
}
.menu-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px; margin-top: 8px;
}
.menu-tile {
  background: #fff; border-radius: var(--radius);
  overflow: hidden; cursor: pointer;
  box-shadow: var(--shadow-sm); transition: transform .15s, box-shadow .15s;
}
.menu-tile:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.menu-tile-img {
  width: 100%; height: 80px; object-fit: cover;
}
.menu-tile-body { padding: 8px; }
.menu-tile-name  { font-weight: 600; font-size: .8rem; line-height: 1.2; margin-bottom: 2px; }
.menu-tile-price { font-weight: 800; color: var(--primary); font-size: .85rem; }
.menu-tile-dept  { font-size: .65rem; margin-top: 4px; }

/* ORDER CART */
.order-cart {
  width: 320px; background: #fff;
  border-left: 1px solid var(--gray-200);
  display: flex; flex-direction: column;
  flex-shrink: 0;
}
.cart-header {
  padding: 12px 16px; border-bottom: 1px solid var(--gray-200);
  display: flex; justify-content: space-between; align-items: center;
  background: var(--dark); color: #fff;
}
.cart-items { flex: 1; overflow-y: auto; padding: 8px; }
.cart-item {
  display: flex; align-items: flex-start; justify-content: space-between;
  padding: 8px; border-radius: 8px; margin-bottom: 6px;
  background: #f8fafc; border: 1px solid #e2e8f0;
}
.cart-item-info { flex: 1; }
.cart-item-controls { display: flex; align-items: center; flex-shrink: 0; }
.cart-notes { padding: 8px; border-top: 1px solid var(--gray-200); }
.cart-totals { padding: 8px 12px; border-top: 2px solid var(--gray-200); }
.cart-actions {
  padding: 8px 12px; border-top: 1px solid var(--gray-200);
  display: flex; gap: 8px;
}
@media (max-width: 767.98px) {
  .order-page { flex-direction: column; height: auto; overflow: visible; }
  .menu-panel  { height: 55vh; overflow-y: auto; }
  .order-cart  { width: 100%; border-left: none; border-top: 2px solid var(--gray-200); }
  .cart-items  { max-height: 30vh; }
}

/* ─── KOT DISPLAY ─── */
.kot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.kot-card {
  background: #fff; border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--success);
  overflow: hidden;
}
.kot-card.warning { border-left-color: var(--warning); }
.kot-card.urgent  { border-left-color: var(--danger); background: #fff5f5; }
.kot-card-header {
  padding: 10px 12px;
  background: #1e1e2e; color: #fff;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 4px;
}
.kot-number  { font-size: 1.1rem; font-weight: 800; letter-spacing: .5px; }
.kot-table   { font-size: 1rem; font-weight: 700; }
.kot-time    { font-size: .75rem; opacity: .8; }
.kot-time.warning { color: #fbbf24; }
.kot-time.urgent  { color: #f87171; }
.kot-card-items { padding: 8px 12px; min-height: 80px; }
.kot-item-row {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 0; border-bottom: 1px solid #f1f5f9; font-size: .875rem;
}
.kot-item-row.item-ready { opacity: .5; text-decoration: line-through; }
.qty-badge { font-weight: 800; color: var(--primary); min-width: 28px; }
.item-name { flex: 1; font-weight: 600; }
.item-notes { color: #94a3b8; font-size: .75rem; }
.kot-card-actions { padding: 8px 12px; border-top: 1px solid var(--gray-200); }

/* KOT PREVIEW (order page modal) */
.kot-preview { border: 2px dashed #333; padding: 12px; border-radius: 8px; font-family: monospace; }
.kot-header { border-bottom: 1px dashed #333; padding-bottom: 6px; margin-bottom: 8px; font-size: .9rem; }
.kot-items .kot-item { padding: 4px 0; font-size: .9rem; }
.kot-footer { border-top: 1px dashed #333; padding-top: 6px; margin-top: 8px; font-size: .8rem; }

/* ─── MENU ITEMS ─── */
.menu-img { height: 140px; object-fit: cover; width: 100%; }
.menu-img-placeholder { height: 140px; width: 100%; }
.menu-item-card { transition: transform .15s; }
.menu-item-card:hover { transform: translateY(-2px); }

/* ─── REPORTS ─── */
.report-section { animation: fadeIn .2s ease; }
@keyframes fadeIn { from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)} }

/* ─── USERS ─── */
.user-avatar-sm {
  width: 30px; height: 30px;
  background: var(--primary); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: .75rem; flex-shrink: 0;
}

/* ─── LOGIN PAGE ─── */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1e1e2e 0%, #2d1b69 50%, #1e1e2e 100%);
  padding: 16px;
}
.login-bg {
  position: fixed; inset: 0; z-index: -1;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.login-card {
  background: #fff; border-radius: 16px;
  padding: 40px 32px; width: 100%; max-width: 400px;
  box-shadow: 0 25px 50px rgba(0,0,0,.3);
}
.login-logo {
  width: 70px; height: 70px; background: linear-gradient(135deg, var(--primary), #8b5cf6);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 2rem; color: #fff; margin: auto;
}
.demo-creds {
  background: #f8f9fa; border-radius: 8px; padding: 10px;
  font-size: .75rem; color: #6c757d;
}

/* ─── PROFILE ─── */
.profile-avatar {
  width: 80px; height: 80px; background: var(--primary);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 2rem; color: #fff; font-weight: 700;
}

/* ─── UTILITIES ─── */
.btn-xs { padding: 2px 7px; font-size: .75rem; }
.bg-purple { background-color: #7c3aed !important; color: #fff !important; }
.btn-purple { background-color: #7c3aed; color: #fff; border: none; }
.btn-purple:hover { background-color: #6d28d9; color: #fff; }
.text-purple { color: #7c3aed; }

/* ─── PRINT STYLES ─── */
@media print {
  .sidebar, .topbar, .no-print, .btn, .alert { display: none !important; }
  .main-content { margin-left: 0; }
  .kot-card, .card { box-shadow: none; border: 1px solid #ddd; }
}

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ─── ANIMATIONS ─── */
.stat-card, .card { animation: slideUp .3s ease; }
@keyframes slideUp { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:translateY(0)} }

/* ─── BADGES & MISC ─── */
.badge { font-weight: 600; }
a { text-decoration: none; }