/* ==========================================================================
   LOYALTY REWARDS & CRM - MASTER DESIGN SYSTEM
   Ultra-premium, mobile-first, glassmorphic design for Restaurants & Salons
   ========================================================================== */

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

:root {
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Premium Obsidian & Gold / Rose Palettes */
  --bg-dark: #090D16;
  --bg-card: rgba(19, 27, 46, 0.75);
  --bg-card-hover: rgba(27, 38, 64, 0.85);
  --bg-elevated: #162035;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(245, 158, 11, 0.35);

  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;

  --accent-gold: #F59E0B;
  --accent-gold-gradient: linear-gradient(135deg, #F59E0B 0%, #D97706 50%, #B45309 100%);
  --accent-rose: #F43F5E;
  --accent-rose-gradient: linear-gradient(135deg, #FB7185 0%, #F43F5E 50%, #E11D48 100%);
  --accent-emerald: #10B981;
  --accent-emerald-gradient: linear-gradient(135deg, #34D399 0%, #10B981 100%);
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 25px rgba(245, 158, 11, 0.25);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --bottom-nav-height: 72px;
}

/* ==========================================================================
   THEME TOGGLE BUTTON (Moon / Sun)
   ========================================================================== */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 1.15rem;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0;
  line-height: 1;
  flex-shrink: 0;
  user-select: none;
  box-shadow: var(--shadow-sm);
}

.theme-toggle-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-gold);
  transform: scale(1.08);
  box-shadow: 0 0 14px rgba(245, 158, 11, 0.3);
}

.theme-toggle-btn:active {
  transform: scale(0.94);
}

.theme-toggle-btn .theme-icon {
  display: inline-block;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.theme-toggle-btn:hover .theme-icon {
  transform: rotate(18deg) scale(1.1);
}

/* ==========================================================================
   LIGHT MODE DESIGN SYSTEM (White & Clean)
   ========================================================================== */
[data-theme="light"] {
  --bg-dark: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F1F5F9;
  --bg-elevated: #FFFFFF;
  --border-subtle: #E2E8F0;
  --border-glow: rgba(217, 119, 6, 0.35);

  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #64748B;

  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-glow: 0 0 20px rgba(245, 158, 11, 0.2);
}

[data-theme="light"] body {
  background-color: #F8FAFC;
  color: #0F172A;
}

[data-theme="light"] body::before {
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, rgba(248, 250, 252, 0) 70%);
}

[data-theme="light"] .mobile-app-shell {
  background-color: #FFFFFF;
  box-shadow: 0 0 40px rgba(15, 23, 42, 0.07);
  border-left: 1px solid #E2E8F0;
  border-right: 1px solid #E2E8F0;
}

[data-theme="light"] h1,
[data-theme="light"] h2,
[data-theme="light"] h3,
[data-theme="light"] h4,
[data-theme="light"] h5,
[data-theme="light"] h6 {
  color: #0F172A;
}

[data-theme="light"] p {
  color: #475569;
}

/* Backoffice & Navbar */
[data-theme="light"] .admin-navbar {
  background: #FFFFFF;
  border-bottom-color: #E2E8F0;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

[data-theme="light"] .admin-nav-link {
  color: #475569;
}

[data-theme="light"] .admin-nav-link:hover,
[data-theme="light"] .admin-nav-link.active {
  color: #0F172A;
  background: #F1F5F9;
}

/* Mobile App Bar and Bottom Tabs */
[data-theme="light"] .app-bar {
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: #E2E8F0;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

[data-theme="light"] .app-bar-title b {
  color: #0F172A;
}

[data-theme="light"] .app-bar-btn {
  background: #F8FAFC;
  border-color: #E2E8F0;
  color: #0F172A;
}

[data-theme="light"] .tabbar {
  background: rgba(255, 255, 255, 0.96);
  border-top-color: #E2E8F0;
  box-shadow: 0 -4px 16px rgba(15, 23, 42, 0.04);
}

[data-theme="light"] .tab {
  color: #64748B;
}

[data-theme="light"] .bottom-nav {
  background: rgba(255, 255, 255, 0.96);
  border-top-color: #E2E8F0;
  box-shadow: 0 -4px 16px rgba(15, 23, 42, 0.04);
}

[data-theme="light"] .nav-item {
  color: #64748B;
}

[data-theme="light"] .sheet {
  background: #FFFFFF;
  border-top-color: #E2E8F0;
  box-shadow: 0 -10px 40px rgba(15, 23, 42, 0.15);
}

[data-theme="light"] .sheet-item {
  background: #F8FAFC;
  border-color: #E2E8F0;
  color: #0F172A;
}

[data-theme="light"] .sheet-grip {
  background: #CBD5E1;
}

[data-theme="light"] .sheet-foot {
  border-top-color: #E2E8F0;
  color: #64748B;
}

/* Modals */
[data-theme="light"] .modal-box {
  background: #FFFFFF;
  border-color: #E2E8F0;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.15);
  color: #0F172A;
}

/* Cards & Layout */
[data-theme="light"] .card,
[data-theme="light"] .stat-card,
[data-theme="light"] .menu-item-card,
[data-theme="light"] .action-row,
[data-theme="light"] .data-table-wrapper {
  background: #FFFFFF;
  border-color: #E2E8F0;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

[data-theme="light"] .action-row:hover {
  background: #F8FAFC;
  border-color: #CBD5E1;
}

[data-theme="light"] .action-icon-box {
  background: #F1F5F9;
  color: #0F172A;
  border-color: #E2E8F0;
}

[data-theme="light"] .action-title {
  color: #0F172A;
}

[data-theme="light"] .action-subtitle {
  color: #64748B;
}

/* Inputs & Form Elements */
[data-theme="light"] .input-field,
[data-theme="light"] select.input-field,
[data-theme="light"] textarea.input-field {
  background: #FFFFFF;
  border-color: #CBD5E1;
  color: #0F172A;
}

[data-theme="light"] .input-field:focus,
[data-theme="light"] select.input-field:focus,
[data-theme="light"] textarea.input-field:focus {
  border-color: var(--accent-gold);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

[data-theme="light"] .input-label {
  color: #334155;
}

[data-theme="light"] .btn-secondary {
  background: #F1F5F9;
  color: #0F172A;
  border-color: #CBD5E1;
}

[data-theme="light"] .btn-secondary:hover {
  background: #E2E8F0;
  color: #0F172A;
}

/* Tables */
[data-theme="light"] .data-table th {
  background: #F8FAFC;
  border-bottom-color: #E2E8F0;
  color: #64748B;
}

[data-theme="light"] .data-table td {
  border-bottom-color: #F1F5F9;
  color: #0F172A;
}

[data-theme="light"] .data-table tr:hover td {
  background: #F8FAFC;
}

[data-theme="light"] .data-table tr {
  background: #FFFFFF;
  border-color: #E2E8F0;
}

/* Stamp Card & Voucher */
[data-theme="light"] .stamp-card-container {
  background: linear-gradient(145deg, #FFFFFF 0%, #F8FAFC 100%);
  border: 1px solid rgba(245, 158, 11, 0.35);
  box-shadow: 0 10px 30px rgba(245, 158, 11, 0.1);
}

[data-theme="light"] .stamp-card-reward {
  color: #334155;
}

[data-theme="light"] .stamp-slot {
  border-color: rgba(15, 23, 42, 0.18);
  background: rgba(15, 23, 42, 0.02);
  color: #0F172A;
}

[data-theme="light"] .stamp-slot.filled {
  color: #000;
  border-color: var(--accent-gold);
}

[data-theme="light"] .stamp-card-footer {
  border-top-color: #E2E8F0;
  color: #64748B;
}

[data-theme="light"] .voucher-pass {
  background: linear-gradient(135deg, #FFFFFF 0%, #FFFBEB 100%);
  border-color: var(--accent-gold);
  box-shadow: 0 10px 30px rgba(245, 158, 11, 0.15);
}

[data-theme="light"] .voucher-pass::before,
[data-theme="light"] .voucher-pass::after {
  background: var(--bg-dark);
}

[data-theme="light"] .voucher-qr-box {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
}

/* Marketing / Landing Page */
[data-theme="light"] .top {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: #E2E8F0;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
}

[data-theme="light"] .top a {
  color: #0F172A;
}

[data-theme="light"] .top nav a {
  color: #475569;
}

[data-theme="light"] .top nav a:hover {
  color: #0F172A;
}

[data-theme="light"] .strip {
  background: rgba(15, 23, 42, 0.02);
  border-top-color: #E2E8F0;
  border-bottom-color: #E2E8F0;
}

[data-theme="light"] .cards > div {
  background: #FFFFFF;
  border-color: #E2E8F0;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.03);
}

[data-theme="light"] .cards > div:hover {
  border-color: var(--accent-gold);
}

[data-theme="light"] .tabs button {
  background: #FFFFFF;
  border-color: #E2E8F0;
  color: #475569;
}

[data-theme="light"] .tabs button.on {
  background: var(--accent-gold-gradient);
  color: #000;
}

[data-theme="light"] .phone {
  background: #FFFFFF;
  border-color: #E2E8F0;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}

[data-theme="light"] .phone .scr {
  background: #F8FAFC;
}

[data-theme="light"] .dash .k {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
}

[data-theme="light"] .roi-out {
  background: #FFFFFF;
  border-color: rgba(245, 158, 11, 0.4);
  box-shadow: 0 10px 30px rgba(245, 158, 11, 0.08);
}

[data-theme="light"] .plan {
  background: #FFFFFF;
  border-color: #E2E8F0;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
}

[data-theme="light"] .plan.pop {
  border-color: var(--accent-gold);
  box-shadow: 0 8px 30px rgba(245, 158, 11, 0.15);
}

[data-theme="light"] details {
  background: #FFFFFF;
  border-color: #E2E8F0;
}

[data-theme="light"] .final {
  background: #FFFFFF;
  border-color: rgba(245, 158, 11, 0.4);
  box-shadow: 0 12px 36px rgba(245, 158, 11, 0.08);
}

[data-theme="light"] footer.f {
  border-top-color: #E2E8F0;
  color: #64748B;
}

[data-theme="light"] .chips span {
  background: #FFFFFF;
  border-color: #CBD5E1;
  color: #475569;
}

[data-theme="light"] .menu-tab {
  background: #FFFFFF;
  border-color: #E2E8F0;
  color: #475569;
}

[data-theme="light"] .menu-tab.active {
  background: var(--accent-gold);
  color: #000;
}

[data-theme="light"] .login-card {
  background: #FFFFFF;
  border-color: #E2E8F0;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}

[data-theme="light"] .manage-box {
  background: #F8FAFC;
  border-color: #E2E8F0;
}

/* Sudoku Board in Light Mode */
[data-theme="light"] .sudoku-board {
  background: #CBD5E1;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
}

[data-theme="light"] .sudoku-cell {
  background: #FFFFFF;
  color: #0F172A;
}

[data-theme="light"] .sudoku-cell.fixed {
  background: #F1F5F9;
  color: #475569;
}

[data-theme="light"] .sudoku-cell:nth-child(3n),
[data-theme="light"] .sudoku-cell:nth-child(n+19):nth-child(-n+27),
[data-theme="light"] .sudoku-cell:nth-child(n+46):nth-child(-n+54) {
  border-color: #94A3B8;
}

[data-theme="light"] .num-btn {
  background: #FFFFFF;
  border-color: #E2E8F0;
  color: #0F172A;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Ambient Radial Glow */
body::before {
  content: '';
  position: fixed;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.15) 0%, rgba(9, 13, 22, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

/* Base Containers */
.mobile-app-shell {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  background-color: var(--bg-dark);
  position: relative;
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.6);
  padding-bottom: calc(var(--bottom-nav-height) + env(safe-area-inset-bottom, 20px) + 20px);
  z-index: 1;
}

.merchant-app-shell {
  max-width: 1280px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ==========================================================================
   CANDOUR-STYLE ACTION PAGE HERO & HEADER
   ========================================================================== */
.business-hero {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.business-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.75);
}

.business-hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: linear-gradient(180deg, rgba(9, 13, 22, 0.1) 0%, rgba(9, 13, 22, 0.95) 100%);
}

.business-profile-card {
  position: relative;
  margin-top: -60px;
  padding: 0 20px 20px;
  text-align: center;
  z-index: 2;
}

.business-avatar {
  width: 96px;
  height: 96px;
  border-radius: 28px;
  border: 3px solid var(--border-glow);
  box-shadow: var(--shadow-glow);
  margin: 0 auto 12px;
  object-fit: cover;
  background: #1E293B;
}

.business-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-gold);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.business-title {
  font-size: 1.65rem;
  line-height: 1.2;
  margin-bottom: 6px;
}

.business-tagline {
  font-size: 0.88rem;
  color: var(--text-secondary);
  max-width: 380px;
  margin: 0 auto 14px;
}

.business-meta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.business-meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
}

/* ==========================================================================
   FULL-WIDTH ACTION ROWS (Candour UI Pattern)
   ========================================================================== */
.action-stack {
  padding: 10px 18px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.action-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  user-select: none;
}

.action-row:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.action-row:active {
  transform: scale(0.98);
}

.action-row-highlight {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(217, 119, 6, 0.08) 100%);
  border: 1px solid rgba(245, 158, 11, 0.4);
  box-shadow: var(--shadow-glow);
}

.action-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.action-icon-box {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.action-row-highlight .action-icon-box {
  background: var(--accent-gold-gradient);
  color: #000;
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.4);
}

.action-details {
  display: flex;
  flex-direction: column;
}

.action-title {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-primary);
}

.action-subtitle {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.action-chevron {
  color: var(--text-muted);
  font-size: 1.1rem;
  transition: transform 0.2s ease;
}

.action-row:hover .action-chevron {
  transform: translateX(3px);
  color: var(--text-primary);
}

/* ==========================================================================
   LOYALTY STAMP CARD COMPONENT
   ========================================================================== */
.stamp-card-container {
  padding: 20px;
  background: linear-gradient(145deg, #162035 0%, #0F172A 100%);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin: 0 18px 20px;
  position: relative;
  overflow: hidden;
}

.stamp-card-container::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.stamp-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.stamp-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(245, 158, 11, 0.2);
  color: var(--accent-gold);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stamp-card-reward {
  font-size: 0.82rem;
  color: #E2E8F0;
  margin-top: 4px;
}

.stamps-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin: 18px 0;
}

.stamp-slot {
  aspect-ratio: 1;
  border-radius: 50%;
  border: 2px dashed rgba(255, 255, 255, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  background: rgba(255, 255, 255, 0.02);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.stamp-slot.filled {
  border: 2px solid var(--accent-gold);
  background: var(--accent-gold-gradient);
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.5);
  color: #000;
  transform: scale(1.05);
}

.stamp-slot.target {
  border: 2px dashed var(--accent-gold);
  background: rgba(245, 158, 11, 0.1);
  animation: pulse-border 2s infinite;
}

@keyframes pulse-border {
  0% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(245, 158, 11, 0); }
  100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0); }
}

.stamp-icon {
  font-size: 1.25rem;
}

.stamp-number {
  font-size: 0.65rem;
  font-weight: 800;
  opacity: 0.8;
}

.stamp-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-secondary);
  border-top: 1px solid var(--border-subtle);
  padding-top: 12px;
  margin-top: 8px;
}

/* ==========================================================================
   REWARD VOUCHER PASS
   ========================================================================== */
.voucher-pass {
  background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
  border: 2px solid var(--accent-gold);
  border-radius: var(--radius-lg);
  padding: 22px;
  margin: 18px;
  position: relative;
  box-shadow: var(--shadow-glow);
  text-align: center;
}

.voucher-pass::before, .voucher-pass::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 20px;
  height: 20px;
  background: var(--bg-dark);
  border-radius: 50%;
  transform: translateY(-50%);
}

.voucher-pass::before { left: -11px; }
.voucher-pass::after { right: -11px; }

.voucher-qr-box {
  background: #FFFFFF;
  padding: 14px;
  border-radius: var(--radius-md);
  display: inline-block;
  margin: 14px 0;
  box-shadow: var(--shadow-md);
}

.voucher-code-pill {
  font-family: monospace;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-gold);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  display: inline-block;
  margin-bottom: 8px;
  border: 1px dashed var(--accent-gold);
}

/* ==========================================================================
   FLOATING BOTTOM NAVIGATION
   ========================================================================== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  height: var(--bottom-nav-height);
  background: rgba(13, 20, 36, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0 10px env(safe-area-inset-bottom, 10px);
  z-index: 100;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 600;
  transition: all 0.2s ease;
  width: 60px;
  cursor: pointer;
}

.nav-item:hover, .nav-item.active {
  color: var(--accent-gold);
}

.nav-icon {
  font-size: 1.35rem;
}

.nav-item-scan {
  position: relative;
  top: -16px;
}

.scan-fab {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--accent-gold-gradient);
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.5);
  border: 3px solid var(--bg-dark);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.scan-fab:hover {
  transform: scale(1.08) rotate(5deg);
}

.scan-fab:active {
  transform: scale(0.95);
}

/* ==========================================================================
   BUTTONS & INPUTS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-gold-gradient);
  color: #000;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
}

.btn-block {
  width: 100%;
}

.input-group {
  margin-bottom: 16px;
  text-align: left;
}

.input-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.input-field {
  width: 100%;
  padding: 12px 16px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
}

.input-field:focus {
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

/* ==========================================================================
   MENU & SERVICES FILTER SYSTEM
   ========================================================================== */
.menu-tab-bar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 10px 18px;
  scrollbar-width: none;
}

.menu-tab-bar::-webkit-scrollbar {
  display: none;
}

.menu-tab {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s ease;
}

.menu-tab.active {
  background: var(--accent-gold);
  color: #000;
  border-color: var(--accent-gold);
  box-shadow: 0 2px 10px rgba(245, 158, 11, 0.3);
}

.menu-grid {
  display: grid;
  gap: 12px;
  padding: 10px 18px;
}

.menu-item-card {
  display: flex;
  justify-content: space-between;
  padding: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  gap: 12px;
  transition: transform 0.2s ease;
}

.menu-item-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.18);
}

.menu-item-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  font-size: 0.7rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.menu-item-price {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--accent-gold);
  font-size: 1.1rem;
  white-space: nowrap;
}

/* ==========================================================================
   MERCHANT DASHBOARD BACKOFFICE
   ========================================================================== */
.admin-navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  background: rgba(13, 20, 36, 0.95);
  border-bottom: 1px solid var(--border-subtle);
}

.admin-nav-links {
  display: flex;
  gap: 20px;
}

.admin-nav-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.admin-nav-link:hover, .admin-nav-link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.stat-val {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 8px 0 4px;
}

.data-table-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  background: rgba(255, 255, 255, 0.03);
  padding: 12px 18px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-subtle);
}

.data-table td {
  padding: 14px 18px;
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* ==========================================================================
   MODAL / POPUPS
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: #131B2E;
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  max-width: 420px;
  width: 100%;
  padding: 26px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  transform: translateY(20px) scale(0.95);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-backdrop.open .modal-box {
  transform: translateY(0) scale(1);
}

/* ===== v2 additions ===== */
.lr-toast{position:fixed;left:50%;bottom:96px;transform:translate(-50%,20px);background:#1E293B;color:#fff;padding:12px 18px;border-radius:12px;font-size:.9rem;max-width:88vw;box-shadow:0 8px 30px rgba(0,0,0,.45);opacity:0;pointer-events:none;transition:.25s;z-index:9999;border:1px solid var(--border-subtle)}
.lr-toast.show{opacity:1;transform:translate(-50%,0)}
.lr-toast.ok{border-color:var(--accent-emerald)}
.lr-toast.err{border-color:var(--accent-rose)}
.pass-qr{background:#fff;border-radius:16px;padding:10px;display:inline-block;line-height:0}
.notice{padding:12px 16px;border-radius:var(--radius-md);font-size:.88rem;margin-bottom:16px;border:1px solid var(--border-subtle);background:var(--bg-card)}
.notice.ok{background:rgba(16,185,129,.15);border-color:var(--accent-emerald);color:var(--accent-emerald)}
.notice.err{background:rgba(244,63,94,.15);border-color:var(--accent-rose);color:var(--accent-rose)}
.notice.warn{background:rgba(245,158,11,.12);border-color:var(--accent-gold);color:var(--accent-gold)}
.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:22px;margin-bottom:22px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px}
.pill{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.75rem;font-weight:700;background:rgba(148,163,184,.18);color:var(--text-secondary)}
.pill.ok{background:rgba(16,185,129,.2);color:var(--accent-emerald)}
.pill.warn{background:rgba(245,158,11,.2);color:var(--accent-gold)}
.pill.err{background:rgba(244,63,94,.2);color:var(--accent-rose)}
.bar{height:8px;border-radius:99px;background:rgba(148,163,184,.18);overflow:hidden}
.bar>span{display:block;height:100%;background:var(--accent-gold-gradient,#F59E0B)}
select.input-field,textarea.input-field{width:100%}
.btn:focus-visible,.input-field:focus-visible,a:focus-visible{outline:2px solid var(--accent-gold);outline-offset:2px}
@media (max-width:720px){.grid-2{grid-template-columns:1fr}.merchant-app-shell main{padding:18px 14px!important}}
@media print{.admin-navbar,.no-print{display:none!important}body{background:#fff!important;color:#000!important}}

/* ==========================================================================
   MERCHANT APP CHROME (PWA-style on phones)
   Desktop keeps the top bar; <=820px gets app bar + bottom tabs + sheets + card lists.
   ========================================================================== */
.mobile-only{display:none}
.sheet-backdrop{display:none}
body.no-scroll{overflow:hidden}
.fab{display:none}

@media (max-width:820px){
  .desktop-only{display:none!important}
  .mobile-only{display:flex}
  body{-webkit-user-select:none;user-select:none;overscroll-behavior-y:contain}
  input,textarea,select,[contenteditable]{-webkit-user-select:text;user-select:text}

  /* top app bar */
  .app-bar{position:sticky;top:0;z-index:60;align-items:center;justify-content:space-between;gap:12px;
    padding:calc(10px + env(safe-area-inset-top,0px)) 16px 10px;background:rgba(9,13,22,.9);
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-subtle)}
  .app-bar-title{display:flex;align-items:center;gap:10px;min-width:0}
  .app-bar-logo{width:38px;height:38px;border-radius:12px;background:var(--accent-gold-gradient);display:grid;place-items:center;font-size:1.15rem;flex:none}
  .app-bar-title b{display:block;font-size:1rem;line-height:1.15;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:60vw}
  .app-bar-title small{display:block;font-size:.68rem;color:var(--accent-gold);font-weight:700;text-transform:uppercase;letter-spacing:.06em}
  .app-bar-btn{width:42px;height:42px;border-radius:50%;background:var(--bg-elevated);display:grid;place-items:center;font-size:1.15rem;border:1px solid var(--border-subtle)}

  /* leave room for the tab bar */
  .merchant-app-shell{padding-bottom:calc(76px + env(safe-area-inset-bottom,0px))}
  .merchant-app-shell main{padding:16px 14px!important}
  .merchant-app-shell h1{font-size:1.35rem!important}

  /* bottom tab bar */
  .tabbar{position:fixed;left:0;right:0;bottom:0;z-index:70;justify-content:space-around;align-items:stretch;
    padding:6px 6px calc(6px + env(safe-area-inset-bottom,0px));background:rgba(13,20,36,.96);
    backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--border-subtle)}
  .tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:52px;
    background:none;border:0;color:var(--text-muted);font:inherit;font-size:.68rem;font-weight:600;cursor:pointer;border-radius:12px}
  .tab-ic{font-size:1.3rem;line-height:1}
  .tab.active{color:var(--accent-gold)}
  .tab:active{background:rgba(255,255,255,.06)}

  /* "More" bottom sheet */
  .sheet-backdrop{display:flex;position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.6);align-items:flex-end;
    opacity:0;pointer-events:none;transition:opacity .2s}
  .sheet-backdrop.open{opacity:1;pointer-events:auto}
  .sheet{width:100%;background:#131B2E;border-radius:22px 22px 0 0;border-top:1px solid var(--border-glow);
    padding:10px 16px calc(18px + env(safe-area-inset-bottom,0px));transform:translateY(100%);transition:transform .28s cubic-bezier(.2,.9,.3,1)}
  .sheet-backdrop.open .sheet{transform:none}
  .sheet-grip{width:40px;height:4px;border-radius:9px;background:rgba(255,255,255,.2);margin:0 auto 14px}
  .sheet-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
  .sheet-item{display:flex;flex-direction:column;align-items:center;gap:6px;padding:14px 6px;border-radius:16px;
    background:var(--bg-elevated);border:1px solid var(--border-subtle);color:var(--text-primary);font:inherit;font-size:.78rem;font-weight:600;text-align:center;cursor:pointer}
  .sheet-item span{font-size:1.5rem;line-height:1}
  .sheet-item.active{border-color:var(--accent-gold);color:var(--accent-gold)}
  .sheet-item[hidden]{display:none}
  .sheet-foot{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding-top:14px;border-top:1px solid var(--border-subtle);font-size:.85rem;color:var(--text-secondary)}
  .sheet-foot a{color:var(--accent-rose);font-weight:700;padding:8px 4px}

  /* modals become bottom sheets */
  .modal-backdrop{align-items:flex-end;padding:0}
  .modal-box{max-width:none;border-radius:22px 22px 0 0;max-height:90vh;overflow-y:auto;transform:translateY(100%);
    padding:20px 18px calc(22px + env(safe-area-inset-bottom,0px))}
  .modal-backdrop.open .modal-box{transform:none}

  /* tables -> stacked cards */
  .data-table-wrapper{background:none;border:0;border-radius:0;overflow:visible}
  .data-table,.data-table tbody{display:block}
  .data-table thead{display:none}
  .data-table tr{display:block;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:16px;padding:12px 14px;margin-bottom:12px}
  .data-table td{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:7px 0;border:0;text-align:right;font-size:.9rem}
  .data-table td[data-label]:before{content:attr(data-label);color:var(--text-muted);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;text-align:left;flex:none}
  .data-table td:first-child{display:block;text-align:left;padding-bottom:9px;margin-bottom:4px;border-bottom:1px solid var(--border-subtle)}
  .data-table td:first-child:before{display:none}
  .data-table td:last-child:not([data-label]){justify-content:flex-end;padding-top:10px;margin-top:4px;border-top:1px solid var(--border-subtle)}
  .data-table tr:hover td{background:none}

  /* touch-friendly controls; 16px inputs stop iOS zoom-on-focus */
  .btn{min-height:44px}
  .input-field,select.input-field,textarea.input-field{font-size:16px;min-height:46px}
  .card{padding:16px;border-radius:18px;margin-bottom:16px}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .stat-card{padding:14px}.stat-val{font-size:1.5rem}
  .lr-toast{bottom:calc(84px + env(safe-area-inset-bottom,0px))}

  /* floating action button (pages opt in with <button class="fab">) */
  .fab{display:grid;position:fixed;right:16px;bottom:calc(84px + env(safe-area-inset-bottom,0px));z-index:65;width:56px;height:56px;border-radius:50%;
    border:0;background:var(--accent-gold-gradient);color:#111;font-size:1.8rem;font-weight:700;place-items:center;
    box-shadow:0 6px 22px rgba(245,158,11,.5);cursor:pointer}
  .fab:active{transform:scale(.94)}
  .page-actions{display:none!important}
}

/* installed as an app: no browser chrome, so respect the notch */
@media (display-mode:standalone){body{padding-top:env(safe-area-inset-top,0px)}}
@media print{.app-bar,.tabbar,.sheet-backdrop,.fab{display:none!important}}

/* ==========================================================================
   LEFT SIDEBAR (merchant back office + Super Admin), full height, scrolls on its own
   ========================================================================== */
.side-nav{position:fixed;top:0;left:0;bottom:0;width:250px;z-index:50;display:flex;flex-direction:column;
  background:rgba(13,20,36,.98);border-right:1px solid var(--border-subtle)}
.side-brand{display:flex;gap:10px;align-items:center;padding:18px 16px;border-bottom:1px solid var(--border-subtle)}
.side-logo{width:38px;height:38px;flex:none;border-radius:12px;display:grid;place-items:center;font-size:1.2rem;background:var(--accent-gold-gradient)}
.side-title{font-weight:800;font-size:.98rem;line-height:1.2;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.side-sub{font-size:.7rem;color:var(--accent-gold);font-weight:700;text-transform:uppercase;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.side-links{flex:1;overflow-y:auto;padding:10px 8px;display:flex;flex-direction:column;gap:2px;scrollbar-width:thin}
.side-link{display:flex;gap:10px;align-items:center;padding:9px 12px;border-radius:var(--radius-sm);color:var(--text-secondary);font-weight:600;font-size:.9rem;text-decoration:none}
.side-link:hover{background:rgba(255,255,255,.06);color:var(--text-primary)}
.side-link.active{background:rgba(245,158,11,.14);color:var(--text-primary);box-shadow:inset 3px 0 0 var(--accent-gold)}
.side-ic{width:22px;text-align:center;flex:none}
.side-foot{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:12px 14px;border-top:1px solid var(--border-subtle)}
.side-signout{font-size:.82rem;color:var(--text-muted);margin-left:auto}
.merchant-app-shell.has-side{max-width:none;margin:0 0 0 250px}
.merchant-app-shell.has-side main{max-width:1280px;width:100%}
[data-theme="light"] .side-nav{background:#FFFFFF;border-right-color:#E2E8F0;box-shadow:2px 0 8px rgba(15,23,42,.04)}
[data-theme="light"] .side-link{color:#475569}
[data-theme="light"] .side-link:hover{background:#F1F5F9;color:#0F172A}
[data-theme="light"] .side-link.active{background:#FEF3C7;color:#0F172A}
[data-theme="light"] .side-title{color:#0F172A}
@media (max-width:820px){
  .merchant-app-shell.has-side{margin-left:0}
  /* Super Admin has no phone tab bar: its sidebar becomes a scrollable strip at the top */
  .side-nav.admin-side{position:sticky;top:0;width:auto;bottom:auto;flex-direction:column}
  .side-nav.admin-side .side-links{flex-direction:row;overflow-x:auto;overflow-y:hidden;padding:6px 8px}
  .side-nav.admin-side .side-link{white-space:nowrap}
  .side-nav.admin-side .side-brand{padding:10px 14px}
  .side-nav.admin-side .side-foot{display:none}
}
@media print{.side-nav{display:none!important}.merchant-app-shell.has-side{margin-left:0}}

/* sidebar group headings */
.side-group{font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);padding:12px 12px 4px}
.side-group:first-child{padding-top:4px}