/* ============================================================
   SHOP COMPANION v2.0 — Authentication & Multi-Store Styles
   Light Mode Base: #e8f5ef
   ============================================================ */

/* ══════════════════════════════════════════════
   AUTH SCREEN
══════════════════════════════════════════════ */
#auth-screen {
  position: fixed; inset: 0;
  background: linear-gradient(135deg, #060d09 0%, #0a1a10 50%, #060d09 100%);
  z-index: 400;
  display: flex; align-items: flex-start; justify-content: center;
  padding: 20px;
  overflow-y: auto;       /* allow vertical scrolling when card > viewport */
  animation: fadeIn 0.3s ease;
}

.auth-container {
  width: 100%; max-width: 460px;
  margin: auto;           /* centers vertically when content fits, scrolls when it doesn't */
}

.auth-card {
  background: var(--gray-800);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 28px;
  padding: 40px 36px;
  box-shadow: 0 20px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(22,115,74,0.12);
  position: relative;
  animation: slideUp 0.3s ease;
}

.auth-back-btn {
  background: none; border: none;
  color: var(--gray-400);
  font-family: var(--font-subhead);
  font-size: 13px; cursor: pointer;
  padding: 4px 0;
  display: flex; align-items: center; gap: 6px;
  margin-bottom: 24px;
  transition: color var(--transition);
}
.auth-back-btn:hover { color: var(--white); }

.auth-icon {
  font-size: 3rem; text-align: center;
  margin-bottom: 12px;
  filter: drop-shadow(0 4px 12px rgba(22,115,74,0.35));
}

.auth-title {
  font-family: var(--font-display);
  font-size: 1.7rem; font-weight: 800; text-align: center;
  margin-bottom: 6px; color: var(--white);
  letter-spacing: -0.02em;
}

.auth-subtitle {
  font-family: var(--font-body);
  font-size: 13px; color: var(--gray-400);
  text-align: center; margin-bottom: 28px;
}

.auth-form { margin-bottom: 24px; }

/* Demo accounts section */
.auth-demo-accounts {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: 20px;
}

.demo-label {
  font-family: var(--font-data);
  font-size: 10px; color: var(--gray-400);
  text-transform: uppercase; letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.demo-account {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 12px; border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  cursor: pointer; margin-bottom: 8px;
  transition: all var(--transition);
}
.demo-account:hover {
  background: rgba(22,115,74,0.12);
  border-color: rgba(22,115,74,0.35);
}
.demo-account:last-child { margin-bottom: 0; }

.demo-store {
  font-family: var(--font-subhead);
  font-size: 13px; color: var(--white);
}
.demo-cred {
  font-family: var(--font-data);
  font-size: 11px; color: var(--blue-light);
  background: rgba(22,115,74,0.12);
  padding: 3px 8px; border-radius: 6px;
}

/* Shake animation for wrong password */
@keyframes shake {
  0%,100% { transform: translateX(0); }
  20%      { transform: translateX(-8px); }
  40%      { transform: translateX(8px); }
  60%      { transform: translateX(-5px); }
  80%      { transform: translateX(5px); }
}
.shake { animation: shake 0.5s ease; border-color: var(--red) !important; }

/* ══════════════════════════════════════════════
   STORE SELECTOR SCREEN
══════════════════════════════════════════════ */
#store-selector-screen {
  position: fixed; inset: 0;
  background: linear-gradient(180deg, #040a07 0%, #0a1710 100%);
  z-index: 400;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  animation: fadeIn 0.3s ease;
  overflow-y: auto;
}

.store-selector-inner {
  width: 100%; max-width: 780px;
  text-align: center;
}

.store-selector-logo {
  width: 64px; height: auto;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(22,115,74,0.40);
  margin-bottom: 20px;
  display: block; margin: 0 auto 20px;
}

.store-selector-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800; letter-spacing: -0.02em;
  color: var(--white); margin-bottom: 8px;
}

.store-selector-greeting {
  font-family: var(--font-body);
  color: var(--gray-400); font-size: 15px;
  margin-bottom: 40px;
}
.store-selector-greeting strong { color: var(--blue-light); }

.store-select-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px; margin-bottom: 32px;
}

.store-select-card {
  background: var(--gray-800);
  border: 2px solid rgba(255,255,255,0.07);
  border-radius: 24px; padding: 32px 24px;
  cursor: pointer; text-align: center;
  transition: all 0.28s cubic-bezier(0.2,0.9,0.2,1);
  position: relative; overflow: hidden;
}
.store-select-card::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, var(--card-color,rgba(22,115,74,0.18)) 0%, transparent 70%);
  opacity: 0; transition: opacity 0.3s ease;
}
.store-select-card:hover::before { opacity: 1; }
.store-select-card:hover {
  transform: translateY(-8px) scale(1.03);
  border-color: var(--card-border, rgba(22,115,74,0.50));
  box-shadow: 0 16px 48px rgba(0,0,0,0.4), 0 0 40px var(--card-glow, rgba(22,115,74,0.18));
}
.store-select-card:active { transform: translateY(-4px) scale(1.01); }

.store-select-icon {
  font-size: 3.5rem; display: block;
  margin-bottom: 14px;
  transition: transform 0.3s ease;
  position: relative; z-index: 1;
}
.store-select-card:hover .store-select-icon { transform: scale(1.15) rotate(-5deg); }

.store-select-name {
  font-family: var(--font-display);
  font-size: 1.15rem; color: var(--white);
  margin-bottom: 8px; position: relative; z-index: 1;
}
.store-select-desc {
  font-family: var(--font-body);
  font-size: 12px; color: var(--gray-400);
  position: relative; z-index: 1;
}
.store-select-cats {
  display: flex; flex-wrap: wrap; gap: 6px;
  justify-content: center; margin-top: 14px;
  position: relative; z-index: 1;
}
.store-select-cat {
  font-family: var(--font-data);
  font-size: 10px; padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  color: var(--gray-200);
  border: 1px solid rgba(255,255,255,0.1);
}

.store-selector-back {
  background: none; border: 1px solid rgba(255,255,255,0.12);
  color: var(--gray-400); padding: 10px 20px;
  border-radius: var(--radius-md);
  font-family: var(--font-subhead); font-size: 13px;
  cursor: pointer; transition: all var(--transition);
}
.store-selector-back:hover { background: rgba(255,255,255,0.06); color: var(--white); }

/* Store badge in customer header */
.store-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(22,115,74,0.18);
  border: 1px solid rgba(22,115,74,0.35);
  border-radius: 999px;
  padding: 4px 12px;
  font-family: var(--font-subhead);
  font-size: 12px; color: var(--blue-light);
  font-weight: 600;
}

/* ══════════════════════════════════════════════
   STORE NAME BADGES in Admin Panels
══════════════════════════════════════════════ */
.store-name-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(22,115,74,0.10);
  border: 1px solid rgba(29,233,139,0.25);
  border-radius: var(--radius-md);
  padding: 6px 14px;
  font-family: var(--font-subhead);
  font-size: 12px; color: var(--green);
  font-weight: 600; letter-spacing: 0.02em;
}

.logout-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  background: rgba(255,79,106,0.08);
  border-top: 1px solid rgba(255,255,255,0.06);
  color: var(--red); text-decoration: none;
  font-family: var(--font-subhead); font-size: 12px; font-weight: 600;
  transition: background var(--transition); white-space: nowrap;
  cursor: pointer; min-height: 44px;
}
.logout-btn:hover { background: rgba(255,79,106,0.18); }

/* ══════════════════════════════════════════════
   DEVELOPER STORE MONITOR
══════════════════════════════════════════════ */
.dev-store-card {
  background: var(--gray-800);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 20px; margin-bottom: 16px;
  transition: border-color var(--transition);
}
.dev-store-card:hover { border-color: rgba(22,115,74,0.25); }

.dev-store-header {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 16px;
}
.dev-store-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
}
.dev-store-name {
  font-family: var(--font-display);
  font-size: 1rem; color: var(--white);
}
.dev-store-desc {
  font-family: var(--font-body);
  font-size: 12px; color: var(--gray-400);
}
.dev-store-stats {
  display: grid; grid-template-columns: repeat(4,1fr);
  gap: 12px; background: rgba(255,255,255,0.03);
  border-radius: var(--radius-md); padding: 14px;
}
.dev-store-stat { text-align: center; }
.dev-stat-val {
  font-family: var(--font-digital);
  font-size: 1.3rem; font-weight: 700;
  display: block; color: var(--white);
}
.dev-stat-lbl {
  font-family: var(--font-data);
  font-size: 10px; color: var(--gray-400);
  text-transform: uppercase; letter-spacing: 0.06em;
  display: block; margin-top: 2px;
}

/* Dev inventory table */
.dev-inv-table {
  font-family: 'Courier New', monospace;
  font-size: 12px; width: 100%;
}
.dev-inv-table th {
  background: rgba(22,115,74,0.08);
  color: var(--blue-light);
  padding: 8px 12px; text-align: left;
  font-size: 10px; text-transform: uppercase;
  letter-spacing: 0.08em;
}
.dev-inv-table td { padding: 8px 12px; border-bottom: 1px solid rgba(255,255,255,0.04); }
.dev-inv-table tr:last-child td { border-bottom: none; }
.dev-inv-table tr:hover td { background: rgba(255,255,255,0.02); }

/* ══════════════════════════════════════════════
   LIGHT THEME OVERRIDES — Base #e8f5ef
══════════════════════════════════════════════ */
.light-theme {
  --black:       #e8f5ef;
  --blue:        #16734a;
  --blue-dark:   #0d5236;
  --blue-light:  #28a06a;
  --blue-glow:   rgba(22,115,74,0.12);
  --white:       #0e1f18;
  --gray-100:    #c3eadf;
  --gray-200:    #1c3d2e;
  --gray-400:    #3d7358;
  --gray-600:    #e4f5ee;
  --gray-800:    #f5faf7;
  --green:       #16734a;
  --green-dark:  #0d5236;
  --yellow:      #8a6000;
  --yellow-dark: #6a4800;
  --red:         #c8243a;
  --shadow-sm:   0 1px 6px rgba(14,31,24,0.07);
  --shadow-md:   0 4px 16px rgba(14,31,24,0.10);
  --shadow-lg:   0 8px 28px rgba(14,31,24,0.12);
  --shadow-blue: 0 0 16px rgba(22,115,74,0.18);
}

/* Light theme — base background */
.light-theme body { background: #e8f5ef; }
.light-theme #auth-screen { background: linear-gradient(135deg, #b4ddc9 0%, #e8f5ef 50%, #c3eadf 100%); }
.light-theme #store-selector-screen { background: linear-gradient(180deg, #c3eadf 0%, #e8f5ef 100%); }
.light-theme .auth-card { background: #ffffff; border-color: rgba(14,31,24,0.1); box-shadow: 0 20px 60px rgba(14,31,24,0.15); }
.light-theme .auth-title { color: #0e1f18; }
.light-theme .auth-back-btn { color: #3d7358; }
.light-theme .auth-back-btn:hover { color: #0e1f18; }
.light-theme .demo-account { background: rgba(14,31,24,0.03); border-color: rgba(14,31,24,0.08); }
.light-theme .demo-account:hover { background: rgba(22,115,74,0.08); }
.light-theme .demo-cred { background: rgba(22,115,74,0.12); }

/* Cards */
.light-theme .card { background: #ffffff; border-color: rgba(14,31,24,0.08); box-shadow: 0 2px 12px rgba(14,31,24,0.07); }
.light-theme .card:hover { border-color: rgba(22,115,74,0.25); }
.light-theme .stat-card { background: #ffffff; border-color: rgba(14,31,24,0.08); box-shadow: 0 2px 10px rgba(14,31,24,0.06); }

/* Sidebar light */
.light-theme .sidebar { background: #0d3d27; border-right-color: rgba(195,234,223,0.12); }
.light-theme .sidebar-header { border-bottom-color: rgba(255,255,255,0.08); }
.light-theme .nav-switch-btn { background: rgba(22,115,74,0.10); border-top-color: rgba(255,255,255,0.08); color: #28a06a; }
.light-theme .logout-btn { background: rgba(255,79,106,0.1); }

/* Main area */
.light-theme .admin-main { background: #e8f5ef; }

/* Tables */
.light-theme table thead th { background: #eaf5ef; color: #1c3d2e; }
.light-theme tbody td { color: #1c3d2e; border-bottom-color: rgba(14,31,24,0.06); }
.light-theme tbody tr:hover td { background: rgba(22,115,74,0.04); }
.light-theme .table-wrapper { border-color: rgba(14,31,24,0.1); }

/* Forms */
.light-theme .form-input,
.light-theme .form-select,
.light-theme .form-textarea {
  background: #ffffff;
  border-color: #a8d9c3;
  color: #0e1f18;
}
.light-theme .form-input:focus,
.light-theme .form-select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(22,115,74,0.12); }
.light-theme .form-input::placeholder { color: #5a9a80; }
.light-theme .form-label { color: #1c3d2e; }
.light-theme .form-select option { background: #ffffff; color: #0e1f18; }

/* Search bar */
.light-theme .search-bar { background: #ffffff; border-color: #a8d9c3; }
.light-theme .search-bar input { color: #0e1f18; }
.light-theme .search-bar input::placeholder { color: #5a9a80; }
.light-theme .search-bar .search-icon { color: #3d7358; }

/* Buttons */
.light-theme .btn-ghost { background: rgba(255,255,255,0.8); color: #1c3d2e; border-color: #a8d9c3; }
.light-theme .btn-ghost:hover { background: #ffffff; border-color: var(--blue); }
.light-theme .btn-danger { color: #cc2d44; border-color: #cc2d44; }
.light-theme .btn-danger:hover { background: #cc2d44; color: #fff; }

/* Tabs */
.light-theme .tabs { background: rgba(14,31,24,0.06); }
.light-theme .tab-btn { color: #3d7358; }
.light-theme .tab-btn:not(.active):hover { color: #0e1f18; background: rgba(14,31,24,0.05); }

/* Modal */
.light-theme .modal-overlay { background: rgba(140,200,170,0.6); }
.light-theme .modal-box { background: #ffffff; border-color: rgba(14,31,24,0.1); box-shadow: 0 20px 60px rgba(14,31,24,0.2); }
.light-theme .modal-title { color: #0e1f18; }
.light-theme .modal-close { color: #3d7358; }
.light-theme .modal-footer { border-top-color: rgba(14,31,24,0.08); }

/* Toast */
.light-theme .toast { background: #ffffff; border-color: rgba(14,31,24,0.12); color: #0e1f18; box-shadow: 0 4px 20px rgba(14,31,24,0.15); }

/* Divider */
.light-theme .divider { background: rgba(14,31,24,0.08); }

/* Badges */
.light-theme .badge-blue   { background: rgba(22,115,74,0.12); color: var(--blue); }
.light-theme .badge-green  { background: rgba(22,115,74,0.12); color: var(--green); }
.light-theme .badge-yellow { background: rgba(196,154,0,0.1);  color: #c49a00; }
.light-theme .badge-red    { background: rgba(204,45,68,0.1);   color: #cc2d44; }
.light-theme .badge-gray   { background: rgba(14,31,24,0.07);   color: #1c3d2e; border-color: rgba(14,31,24,0.12); }

/* Access selector */
.light-theme .access-selector { background: radial-gradient(ellipse at 60% 30%, rgba(22,115,74,0.12) 0%, transparent 60%); }
.light-theme .access-card { background: #ffffff; border-color: rgba(14,31,24,0.1); box-shadow: 0 2px 12px rgba(14,31,24,0.07); }
.light-theme .access-card-title { color: #0e1f18; }
.light-theme .access-card-desc  { color: #3d7358; }
.light-theme .access-selector h1 { color: #0e1f18; }
.light-theme .access-selector .lead { color: #3d7358; }

/* Store selector */
.light-theme .store-select-card { background: #ffffff; border-color: rgba(14,31,24,0.1); box-shadow: 0 2px 12px rgba(14,31,24,0.07); }
.light-theme .store-select-name { color: #0e1f18; }
.light-theme .store-select-cat  { background: rgba(14,31,24,0.05); color: #1c3d2e; border-color: rgba(14,31,24,0.1); }
.light-theme .store-selector-back { border-color: rgba(14,31,24,0.15); color: #3d7358; }
.light-theme .store-selector-back:hover { background: rgba(14,31,24,0.05); color: #0e1f18; }
.light-theme .store-selector-title { color: #0e1f18; }

/* Developer monitor cards */
.light-theme .dev-store-card { background: #ffffff; border-color: rgba(14,31,24,0.08); }
.light-theme .dev-store-card:hover { border-color: rgba(22,115,74,0.35); }
.light-theme .dev-store-name { color: #0e1f18; }
.light-theme .dev-store-stats { background: rgba(14,31,24,0.03); }
.light-theme .dev-stat-val { color: #0e1f18; }

/* Retailer cards */
.light-theme .retailer-card { background: #ffffff; border-color: rgba(14,31,24,0.08); }
.light-theme .retailer-card:hover { border-color: rgba(22,115,74,0.35); }
.light-theme .retailer-name { color: #0e1f18; }
.light-theme .retailer-meta { color: #3d7358; }
.light-theme .retailer-info-item { color: #1c3d2e; }
.light-theme .retailer-info-label { color: #3d7358; }
.light-theme .access-code { background: rgba(22,115,74,0.08); color: var(--blue); }
.light-theme .sub-bar-track { background: rgba(14,31,24,0.1); }

/* Empty state */
.light-theme .empty-state { color: #3d7358; }

/* Scrollbar */
.light-theme ::-webkit-scrollbar-track { background: #c3eadf; }
.light-theme ::-webkit-scrollbar-thumb { background: #7abfa3; }
.light-theme ::-webkit-scrollbar-thumb:hover { background: var(--blue); }

/* Plan cards */
.light-theme .plan-card { background: #ffffff; border-color: rgba(14,31,24,0.1); }
.light-theme .plan-card.featured { border-color: var(--blue); }

/* Splash (keep dark) */
.light-theme .splash-overlay { background: linear-gradient(180deg, #0d3d27 0%, #051a10 100%); }

/* Scanner */
.light-theme .scanner-wrap { border-color: var(--blue); }
.light-theme .scanner-status { background: rgba(255,255,255,0.9); color: #1c3d2e; border-top-color: rgba(14,31,24,0.1); }

/* Receipt */
.light-theme .receipt { background: #f0faf5; color: #0e1f18; border: 1px solid rgba(14,31,24,0.1); }
.light-theme .receipt-divider { border-top-color: rgba(14,31,24,0.15); }

/* Points display */
.light-theme .points-display { background: linear-gradient(135deg, rgba(22,115,74,0.08), rgba(22,115,74,0.04)); border-color: rgba(22,115,74,0.22); }

/* Order items */
.light-theme .order-item-row { background: rgba(14,31,24,0.03); }
.light-theme .order-item-name { color: #0e1f18; }
.light-theme .order-item-qty  { color: #3d7358; }
.light-theme .order-totals { border-top-color: rgba(14,31,24,0.08); }
.light-theme .totals-row { color: #1c3d2e; }
.light-theme .totals-row.total { border-top-color: rgba(14,31,24,0.08); }

/* Low stock / recent order */
.light-theme .low-stock-item { border-bottom-color: rgba(14,31,24,0.06); }
.light-theme .recent-order-item { border-bottom-color: rgba(14,31,24,0.06); }
.light-theme .recent-order-id { color: #1c3d2e; }

/* Terms box */
.light-theme .terms-box { background: rgba(14,31,24,0.03); border-color: rgba(14,31,24,0.1); color: #1c3d2e; }
.light-theme .terms-box h4 { color: #0e1f18; }

/* Customer panel specifics */
.light-theme .cust-header { background: #e4f5ee; border-bottom-color: rgba(14,31,24,0.08); }
.light-theme .cust-tab-bar { background: #daf0e8; border-bottom-color: rgba(14,31,24,0.08); }
.light-theme .cust-tab { color: #3d7358; }
.light-theme .cust-tab.active { color: var(--blue); border-bottom-color: var(--blue); }
.light-theme .product-card { background: #ffffff; border-color: rgba(14,31,24,0.08); }
.light-theme .product-card:hover { border-color: rgba(22,115,74,0.35); box-shadow: 0 4px 16px rgba(14,31,24,0.1); }
.light-theme .product-name  { color: #0e1f18; }
.light-theme .product-category { color: #3d7358; }
.light-theme .cust-bottom-nav { background: #e4f5ee; border-top-color: rgba(14,31,24,0.1); }
.light-theme .cust-bnav-btn { color: #3d7358; }
.light-theme .cust-bnav-btn.active { color: var(--blue); }
.light-theme .list-item-card { background: #ffffff; border-color: rgba(14,31,24,0.08); }
.light-theme .rewards-card  { background: #ffffff; border-color: rgba(14,31,24,0.08); }
.light-theme .voucher-card  { background: #ffffff; border-color: rgba(14,31,24,0.08); }
.light-theme .filter-chip   { background: rgba(14,31,24,0.07); color: #1c3d2e; border-color: transparent; }
.light-theme .filter-chip.active { background: rgba(22,115,74,0.12); color: var(--blue); border-color: rgba(22,115,74,0.35); }

/* Stock badges */
.light-theme .stock-badge-in  { background: rgba(22,115,74,0.12); color: var(--green); }
.light-theme .stock-badge-low { background: rgba(196,154,0,0.1); color: #c49a00; }
.light-theme .stock-badge-out { background: rgba(204,45,68,0.1); color: #cc2d44; }

/* Nav switch */
.light-theme .nav-switch-btn:hover { background: rgba(22,115,74,0.15); }
.light-theme .logout-btn:hover { background: rgba(204,45,68,0.15); }

/* Pin input */
.light-theme .pin-input { background: #f0faf5; border-color: #a8d9c3; color: var(--blue); }

/* ══════════════════════════════════════════════
   CASHIER / CLIENT STORE HEADER STRIP
══════════════════════════════════════════════ */
.panel-store-strip {
  display: flex; align-items: center; gap: 12px;
  background: rgba(29,233,139,0.06);
  border: 1px solid rgba(22,115,74,0.15);
  border-radius: var(--radius-md);
  padding: 10px 16px; margin-bottom: 24px;
}
.panel-store-strip .store-strip-icon { font-size: 1.5rem; }
.panel-store-strip .store-strip-info { flex: 1; }
.panel-store-strip .store-strip-name {
  font-family: var(--font-display);
  font-size: 1rem; color: var(--white);
}
.panel-store-strip .store-strip-role {
  font-family: var(--font-data);
  font-size: 10px; color: var(--green);
  text-transform: uppercase; letter-spacing: 0.08em;
}
.light-theme .panel-store-strip { background: rgba(22,115,74,0.04); border-color: rgba(10,173,100,0.2); }
.light-theme .panel-store-strip .store-strip-name { color: #0e1f18; }

/* ══════════════════════════════════════════════
   RESPONSIVE AUTH
══════════════════════════════════════════════ */
@media (max-width: 768px) {
  .auth-card { padding: 28px 20px; border-radius: 20px; }
  .auth-title { font-size: 1.4rem; }
  .store-select-grid { grid-template-columns: 1fr; gap: 14px; }
  .dev-store-stats { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 480px) {
  .auth-card { padding: 24px 16px; }
  .store-select-grid { grid-template-columns: 1fr; }
  .dev-store-stats { grid-template-columns: repeat(2,1fr); }
  .demo-account { flex-direction: column; align-items: flex-start; gap: 4px; }
}

/* ══════════════════════════════════════════════
   UNIFIED AUTH SCREEN
══════════════════════════════════════════════ */

.unified-auth-card {
  max-width: 400px;
  padding: 36px 32px;
}

.unified-auth-logo {
  text-align: center;
  margin-bottom: 20px;
}
.unified-auth-logo img {
  width: 110px; height: 110px;
  object-fit: contain;
  border-radius: 24px;
  margin-bottom: 0;
  box-shadow: var(--shadow-blue), 0 8px 32px rgba(22,115,74,0.18);
  display: block;
  margin-left: auto;
  margin-right: auto;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.unified-auth-logo img:hover {
  transform: scale(1.04);
  box-shadow: var(--shadow-blue), 0 12px 40px rgba(22,115,74,0.28);
}
.unified-auth-brand {
  font-family: var(--font-display);
  font-size: 1.4rem; font-weight: 900;
  color: var(--white);
  letter-spacing: -0.02em;
}
.unified-auth-tagline {
  font-family: var(--font-data);
  font-size: 10px; color: var(--gray-400);
  text-transform: uppercase; letter-spacing: 0.1em;
  margin-top: 2px;
}

.unified-section-label {
  font-family: var(--font-body);
  font-size: 14px; color: var(--gray-400);
  text-align: center;
  margin-bottom: 16px;
}

.unified-role-group { margin-bottom: 4px; }
.unified-group-label {
  font-family: var(--font-data);
  font-size: 10px; color: var(--gray-400);
  text-transform: uppercase; letter-spacing: 0.1em;
  margin-bottom: 6px;
  padding-left: 4px;
}

.unified-role-btn {
  display: flex; align-items: center; gap: 12px;
  width: 100%; padding: 13px 16px;
  background: var(--surface-2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  font-family: var(--font-body); font-size: 14px; font-weight: 600;
  cursor: pointer; text-align: left;
  transition: background var(--transition), border-color var(--transition), color var(--transition), box-shadow 0.2s ease;
  margin-bottom: 8px;
}
.unified-role-btn .role-icon {
  width: 22px; height: 22px;
  flex-shrink: 0;
  stroke: var(--text-2);
  transition: stroke var(--transition);
}
.unified-role-btn:hover .role-icon          { stroke: currentColor; }
.unified-role-btn .role-label { flex: 1; }
.unified-role-btn .role-label { flex: 1; }
.unified-role-btn:hover {
  border-color: var(--green);
  background: var(--green-pale);
  color: var(--green);
}

.unified-role-btn.dev-role:hover      { border-color: #60a5fa; background: rgba(96,165,250,0.07); color: #60a5fa; box-shadow: 0 0 0 2px rgba(96,165,250,0.12), 0 4px 12px rgba(96,165,250,0.12); }
.unified-role-btn.client-role:hover   { border-color: #4ade80; background: rgba(74,222,128,0.07); color: #4ade80; box-shadow: 0 0 0 2px rgba(74,222,128,0.12), 0 4px 12px rgba(74,222,128,0.12); }
.unified-role-btn.cashier-role:hover  { border-color: #fbbf24; background: rgba(251,191,36,0.07); color: #fbbf24; box-shadow: 0 0 0 2px rgba(251,191,36,0.12), 0 4px 12px rgba(251,191,36,0.12); }
.unified-role-btn.customer-role:hover { border-color: #f87171; background: rgba(248,113,113,0.07); color: #f87171; box-shadow: 0 0 0 2px rgba(248,113,113,0.12), 0 4px 12px rgba(248,113,113,0.12); }
.unified-role-btn.guest-role:hover    { border-color: var(--border-strong); background: var(--surface-2); color: var(--text-2); }

.role-chevron {
  width: 16px; height: 16px; flex-shrink: 0;
  stroke: currentColor; stroke-width: 2.5;
  fill: none; stroke-linecap: round; stroke-linejoin: round;
  opacity: 0.5;
}

.unified-theme-toggle {
  text-align: center; margin-top: 20px;
}

.unified-role-header {
  text-align: center;
  margin-bottom: 28px;
  padding-top: 4px;
}
.unified-role-icon {
  margin-bottom: 16px;
}
.auth-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}
.auth-subtitle {
  font-size: 13px;
  color: var(--text-3);
  margin: 0;
}

/* ── SVG role icon pill ── */
.role-svg-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 68px;
  height: 68px;
  border-radius: 20px;
  box-shadow: 0 6px 24px rgba(0,0,0,0.22);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.role-svg-icon svg {
  display: block;
}
.role-svg-icon:hover {
  transform: scale(1.05);
}

/* Per-role tint */
.dev-svg      { background: #1a2535; color: #60a5fa; border: 1.5px solid rgba(96,165,250,0.30); }
.client-svg   { background: #1a2e25; color: #4ade80; border: 1.5px solid rgba(74,222,128,0.30); }
.cashier-svg  { background: #2a1f10; color: #fbbf24; border: 1.5px solid rgba(251,191,36,0.30); }
.customer-svg { background: #2a1010; color: #f87171; border: 1.5px solid rgba(248,113,113,0.30); }

/* ── Auth form field spacing ── */
#unifiedLoginForm .form-group,
#unifiedRegisterForm .form-group {
  margin-bottom: 16px;
}
#devPinGroup {
  margin-bottom: 20px;
}
#devPinGroup .form-label,
#emailPwGroup .form-label {
  display: block;
  margin-bottom: 6px;
}
#unifiedLoginBtn {
  margin-top: 4px;
}
#loginSignupHint {
  margin-top: 14px;
}
#unifiedDemoAccounts {
  margin-top: 20px;
}
.demo-label {
  font-family: var(--font-data);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-3);
  margin-bottom: 8px;
  padding-left: 2px;
}
.demo-account {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  margin-bottom: 6px;
  font-size: 13px;
}
.demo-account:last-child { margin-bottom: 0; }
.demo-account:hover {
  background: var(--blue-pale);
  border-color: rgba(22,115,74,0.25);
}
.demo-store {
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}
.demo-cred {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  white-space: nowrap;
}

/* ── Back button ── */
.auth-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: none;
  border: none;
  color: var(--text-3);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  margin-bottom: 24px;
  transition: color var(--transition);
}
.auth-back-btn:hover { color: var(--text); }

.unified-tab-bar {
  display: flex; gap: 4px;
  background: var(--surface-2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 20px;
}
.unified-tab {
  flex: 1; padding: 8px;
  background: transparent; border: none;
  border-radius: calc(var(--radius-md) - 3px);
  font-family: var(--font-body); font-size: 13px; font-weight: 600;
  color: var(--text-3); cursor: pointer;
  transition: all var(--transition);
}
.unified-tab.active {
  background: var(--surface);
  color: var(--green);
  box-shadow: var(--shadow-sm);
}

.form-hint {
  display: block; margin-top: 4px;
  font-family: var(--font-data); font-size: 11px;
  color: var(--gray-400);
}

.light-theme .unified-role-btn {
  background: var(--surface);
  border-color: rgba(14,31,24,0.1);
  color: var(--text);
}
.light-theme .unified-auth-brand { color: #0e1f18; }
.light-theme .unified-section-label { color: #3d7358; }
.light-theme .unified-group-label { color: #3d7358; }
.light-theme .unified-tab-bar { background: rgba(14,31,24,0.05); border-color: rgba(14,31,24,0.1); }
.light-theme .unified-tab.active { background: #ffffff; color: var(--blue); }

@media (max-width: 480px) {
  .unified-auth-card { padding: 28px 20px; }
  .unified-role-btn { padding: 11px 14px; font-size: 13px; }
}

/* ══════════════════════════════════════════════
   JOIN DASH UP — footer link & login hint
══════════════════════════════════════════════ */
.join-dashup-footer {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.07);
  text-align: center;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--gray-400);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}

.join-dashup-link {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  color: var(--green, #1de98b);
  text-decoration: underline;
  text-underline-offset: 2px;
  padding: 0;
  transition: color var(--transition);
}
.join-dashup-link:hover { color: var(--blue-light, #29f49a); }

.login-signup-hint {
  margin-top: 14px;
  text-align: center;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--gray-400);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}

.light-theme .join-dashup-footer { color: #3d7358; border-top-color: rgba(14,31,24,0.1); }
.light-theme .login-signup-hint  { color: #3d7358; }

/* ══════════════════════════════════════════════
   JOIN DASH UP — Registration Modal
══════════════════════════════════════════════ */
.reg-modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 24px 16px;
  overflow-y: auto;
  animation: fadeIn 0.2s ease;
}

.reg-modal-card {
  position: relative;
  width: 100%; max-width: 440px;
  margin: auto;
  background: var(--gray-800, #111827);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 24px;
  padding: 36px 32px 28px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.7), 0 0 0 1px rgba(22,115,74,0.14);
  animation: slideUp 0.28s ease;
}

.reg-modal-close {
  position: absolute; top: 16px; right: 18px;
  background: none; border: none;
  color: var(--gray-400);
  font-size: 16px; cursor: pointer;
  width: 30px; height: 30px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition), color var(--transition);
}
.reg-modal-close:hover { background: rgba(255,255,255,0.08); color: var(--white); }

.reg-modal-logo {
  text-align: center; margin-bottom: 20px;
}
.reg-modal-logo img {
  width: 48px; height: 48px;
  object-fit: contain; border-radius: 12px;
  box-shadow: var(--shadow-blue);
  display: block; margin: 0 auto 8px;
}
.reg-modal-brand {
  font-family: var(--font-display);
  font-size: 1.3rem; font-weight: 900;
  color: var(--white);
  letter-spacing: -0.02em;
}
.reg-modal-sub {
  font-family: var(--font-data);
  font-size: 11px; color: var(--gray-400);
  text-transform: uppercase; letter-spacing: 0.1em;
  margin-top: 2px;
}

/* Role tabs inside modal */
.reg-role-tabs {
  display: flex; gap: 6px;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 22px;
}
.reg-role-tab {
  flex: 1;
  display: flex; align-items: center; justify-content: center; gap: 7px;
  padding: 9px 12px;
  background: transparent; border: none;
  border-radius: calc(var(--radius-md) - 3px);
  font-family: var(--font-body); font-size: 13px; font-weight: 600;
  color: var(--gray-400); cursor: pointer;
  transition: all var(--transition);
}
.reg-role-tab .role-icon {
  width: 16px; height: 16px;
  flex-shrink: 0;
  stroke: var(--text-3);
  transition: stroke var(--transition);
}
.reg-role-tab.active .role-icon { stroke: var(--green); }
.reg-role-tab.active {
  background: rgba(22,115,74,0.14);
  color: var(--green, #1de98b);
  box-shadow: var(--shadow-sm);
}
.reg-role-tab:hover:not(.active) { background: rgba(255,255,255,0.05); color: var(--text); }

.reg-form-section { /* no special rules needed — uses shared form-input etc. */ }

.reg-modal-note {
  margin-top: 14px;
  font-family: var(--font-body);
  font-size: 11px; color: var(--gray-400);
  text-align: center; line-height: 1.6;
}
.reg-modal-note strong { color: var(--yellow, #ffd94d); }

.reg-modal-footer {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.07);
  text-align: center;
  font-family: var(--font-body);
  font-size: 13px; color: var(--gray-400);
  display: flex; align-items: center; justify-content: center; gap: 6px;
}

/* Light theme modal */
.light-theme .reg-modal-card { background: #ffffff; border-color: rgba(14,31,24,0.1); box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
.light-theme .reg-modal-brand { color: #0e1f18; }
.light-theme .reg-modal-sub   { color: #3d7358; }
.light-theme .reg-role-tabs   { background: rgba(14,31,24,0.04); border-color: rgba(14,31,24,0.1); }
.light-theme .reg-role-tab.active { background: rgba(22,115,74,0.1); }
.light-theme .reg-modal-footer { color: #3d7358; border-top-color: rgba(14,31,24,0.1); }
.light-theme .reg-modal-note   { color: #3d7358; }
.light-theme .reg-modal-close  { color: #3d7358; }
.light-theme .reg-modal-close:hover { background: rgba(14,31,24,0.06); color: #0e1f18; }

@media (max-width: 480px) {
  .reg-modal-card { padding: 28px 18px 22px; }
  .reg-role-tab   { font-size: 12px; padding: 8px 8px; }
}