/* ========================================
   BakeryOS — Module-Specific Styles
   POS, Expiry, CRM, Franchise + Responsive
   ======================================== */

/* ---------- POS Layout ---------- */
.pos-layout {
  display: grid; grid-template-columns: 1fr 380px;
  gap: 20px; height: calc(100vh - var(--header-height) - 48px);
}

.pos-products { display: flex; flex-direction: column; overflow: hidden; }

.pos-category-tabs {
  display: flex; gap: 8px; margin-bottom: 16px;
  overflow-x: auto; padding-bottom: 4px;
}

.pos-cat-btn {
  padding: 8px 18px; border: 1px solid var(--border); border-radius: var(--radius-full);
  background: var(--bg); color: var(--text-secondary); font-size: 0.8rem;
  font-weight: 500; cursor: pointer; transition: var(--transition-fast);
  white-space: nowrap; font-family: var(--font);
}
.pos-cat-btn:hover { border-color: var(--accent); color: var(--accent); }
.pos-cat-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.pos-product-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px; overflow-y: auto; flex: 1; padding-right: 4px;
}

.pos-product-btn {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 10px; cursor: pointer; transition: var(--transition-fast);
  text-align: center; font-family: var(--font);
}
.pos-product-btn:hover { border-color: var(--accent); box-shadow: var(--shadow-sm); transform: scale(1.02); }
.pos-product-btn:active { transform: scale(0.97); }
.pos-product-btn .product-emoji { font-size: 1.8rem; margin-bottom: 6px; }
.pos-product-btn .product-name {
  font-size: 0.75rem; font-weight: 500; color: var(--primary); line-height: 1.3;
  margin-bottom: 4px; display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}
.pos-product-btn .product-price { font-size: 0.85rem; font-weight: 700; color: var(--accent); }

/* POS Bill Panel */
.pos-bill-panel {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  display: flex; flex-direction: column; overflow: hidden;
}

.bill-header {
  padding: 16px 20px; border-bottom: 1px solid var(--border-light);
  display: flex; align-items: center; justify-content: space-between;
}
.bill-header h3 { font-size: 0.95rem; }

.bill-items { flex: 1; overflow-y: auto; padding: 8px 0; }

.bill-item {
  display: flex; align-items: center; padding: 8px 20px; gap: 10px;
  transition: var(--transition-fast);
}
.bill-item:hover { background: var(--bg-subtle); }

.bill-item .item-info { flex: 1; min-width: 0; }
.bill-item .item-name {
  font-size: 0.825rem; font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.bill-item .item-unit-price { font-size: 0.7rem; color: var(--text-muted); }

.bill-item .qty-controls { display: flex; align-items: center; gap: 6px; }
.bill-item .qty-btn {
  width: 26px; height: 26px; border: 1px solid var(--border);
  border-radius: var(--radius-xs); background: var(--bg); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-family: var(--font); color: var(--text);
  transition: var(--transition-fast);
}
.bill-item .qty-btn:hover { background: var(--bg-subtle); border-color: var(--accent); }
.bill-item .qty-value { font-size: 0.85rem; font-weight: 600; min-width: 20px; text-align: center; }
.bill-item .item-total { font-size: 0.85rem; font-weight: 600; min-width: 60px; text-align: right; }
.bill-item .item-remove {
  background: none; border: none; color: var(--text-muted); cursor: pointer;
  font-size: 1rem; padding: 2px; transition: var(--transition-fast);
}
.bill-item .item-remove:hover { color: var(--danger); }

.bill-empty { text-align: center; padding: 40px 20px; color: var(--text-muted); font-size: 0.85rem; }
.bill-empty .empty-icon { font-size: 2.5rem; margin-bottom: 10px; opacity: 0.4; }

.bill-summary { padding: 16px 20px; border-top: 1px solid var(--border-light); background: var(--bg-subtle); }
.bill-summary-row {
  display: flex; justify-content: space-between;
  font-size: 0.825rem; color: var(--text-secondary); padding: 3px 0;
}
.bill-summary-row.total {
  font-size: 1.1rem; font-weight: 700; color: var(--primary);
  padding-top: 8px; margin-top: 6px; border-top: 2px solid var(--border);
}

.bill-actions { padding: 16px 20px; border-top: 1px solid var(--border-light); display: flex; gap: 8px; }
.bill-actions .btn { flex: 1; }

.payment-methods {
  padding: 12px 20px; border-top: 1px solid var(--border-light);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
}
.payment-btn {
  padding: 10px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--bg); cursor: pointer; text-align: center;
  font-family: var(--font); transition: var(--transition-fast);
}
.payment-btn:hover { border-color: var(--accent); }
.payment-btn.selected { border-color: var(--accent); background: var(--accent-light); }
.payment-btn .pay-icon { font-size: 1.2rem; margin-bottom: 2px; }
.payment-btn .pay-label { font-size: 0.7rem; font-weight: 500; color: var(--text-secondary); }

/* ---------- Branch Cards ---------- */
.branch-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; display: flex; align-items: center; gap: 14px;
  cursor: pointer; transition: var(--transition);
}
.branch-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }

.branch-status { width: 10px; height: 10px; border-radius: var(--radius-full); flex-shrink: 0; }
.branch-status.online { background: var(--success); box-shadow: 0 0 6px rgba(22,163,74,0.4); }
.branch-status.warning { background: var(--warning); box-shadow: 0 0 6px rgba(217,119,6,0.4); }
.branch-status.offline { background: var(--danger); box-shadow: 0 0 6px rgba(220,38,38,0.4); }

.branch-info { flex: 1; }
.branch-info .branch-name { font-size: 0.9rem; font-weight: 600; }
.branch-info .branch-location { font-size: 0.75rem; color: var(--text-muted); }
.branch-revenue { text-align: right; }
.branch-revenue .rev-amount { font-size: 1rem; font-weight: 700; color: var(--primary); }
.branch-revenue .rev-bills { font-size: 0.7rem; color: var(--text-muted); }

/* ---------- Alert List ---------- */
.alert-item {
  display: flex; gap: 10px; padding: 12px 0; border-bottom: 1px solid var(--border-light);
}
.alert-item:last-child { border-bottom: none; }

.alert-icon {
  width: 32px; height: 32px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem; flex-shrink: 0;
}
.alert-icon.critical { background: var(--danger-light); }
.alert-icon.warning { background: var(--warning-light); }
.alert-icon.info { background: var(--info-light); }

.alert-content { flex: 1; }
.alert-content .alert-msg { font-size: 0.825rem; color: var(--text); }
.alert-content .alert-time { font-size: 0.7rem; color: var(--text-muted); margin-top: 2px; }

/* ---------- Expiry Traffic Lights ---------- */
.traffic-lights {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px; margin-bottom: 24px;
}

.traffic-card { border-radius: var(--radius); padding: 24px 20px; text-align: center; }
.traffic-card.green { background: #f0fdf4; border: 1px solid #bbf7d0; }
.traffic-card.yellow { background: #fffbeb; border: 1px solid #fde68a; }
.traffic-card.red { background: #fef2f2; border: 1px solid #fecaca; }

.traffic-card .tf-count { font-size: 2.2rem; font-weight: 800; }
.traffic-card.green .tf-count { color: var(--success); }
.traffic-card.yellow .tf-count { color: var(--warning); }
.traffic-card.red .tf-count { color: var(--danger); }
.traffic-card .tf-label { font-size: 0.75rem; color: var(--text-secondary); margin-top: 4px; font-weight: 500; }

/* ---------- Loyalty Tiers ---------- */
.tier-track {
  display: flex; gap: 16px; margin-bottom: 24px; padding: 20px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow-x: auto;
}
.tier-step {
  flex: 1; min-width: 140px; text-align: center;
  padding: 16px 10px; border-radius: var(--radius); position: relative;
}
.tier-step .tier-icon { font-size: 1.8rem; margin-bottom: 8px; }
.tier-step .tier-name { font-size: 0.85rem; font-weight: 600; margin-bottom: 4px; }
.tier-step .tier-req { font-size: 0.7rem; color: var(--text-muted); }
.tier-step .tier-count { font-size: 1.3rem; font-weight: 700; margin-top: 8px; }

.tier-step.regular { background: #f8fafc; }
.tier-step.silver { background: #f1f5f9; }
.tier-step.gold { background: #fef3c7; }
.tier-step.platinum { background: #ede9fe; }

/* ---------- Scorecard ---------- */
.scorecard {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px;
}
.score-item {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; text-align: center;
}
.score-item .score-value { font-size: 1.5rem; font-weight: 700; }
.score-item .score-label {
  font-size: 0.7rem; color: var(--text-muted); margin-top: 4px;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.score-item .score-bar {
  height: 4px; background: var(--border-light); border-radius: 2px; margin-top: 10px; overflow: hidden;
}
.score-item .score-fill { height: 100%; border-radius: 2px; transition: width 0.8s ease; }

/* ---------- Customer List ---------- */
.customer-row {
  display: flex; align-items: center; gap: 14px; padding: 12px 16px;
  border-bottom: 1px solid var(--border-light); cursor: pointer; transition: var(--transition-fast);
}
.customer-row:hover { background: var(--bg-subtle); }

.customer-avatar {
  width: 40px; height: 40px; border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 0.85rem; flex-shrink: 0;
}
.customer-info { flex: 1; }
.customer-info .cust-name { font-size: 0.875rem; font-weight: 500; }
.customer-info .cust-phone { font-size: 0.75rem; color: var(--text-muted); }
.customer-meta { text-align: right; }
.customer-meta .cust-points { font-size: 0.9rem; font-weight: 600; color: var(--accent); }
.customer-meta .cust-visits { font-size: 0.7rem; color: var(--text-muted); }

/* ---------- Heatmap ---------- */
.heatmap-grid {
  display: grid; grid-template-columns: auto repeat(7, 1fr);
  gap: 2px; font-size: 0.7rem;
}
.heatmap-cell {
  aspect-ratio: 1; border-radius: 3px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.65rem; font-weight: 500; min-height: 28px;
}
.heatmap-label {
  display: flex; align-items: center; font-size: 0.7rem;
  color: var(--text-muted); padding-right: 6px; font-weight: 500;
}
.heatmap-header {
  text-align: center; font-weight: 600; color: var(--text-muted);
  padding: 4px 0; font-size: 0.7rem;
}

/* ---------- Architecture Page ---------- */
.arch-entity-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px; margin-bottom: 24px;
}

.arch-field {
  font-size: 0.78rem; padding: 3px 0; color: var(--text-secondary); font-family: 'SF Mono', 'Fira Code', monospace;
}
.arch-field-icon { color: var(--accent); font-size: 0.6rem; margin-right: 4px; }

.arch-flow { display: flex; flex-direction: column; gap: 0; }
.arch-flow-step { position: relative; }
.arch-flow-node {
  width: 48px; height: 48px; border-radius: var(--radius);
  border: 2px solid; display: flex; align-items: center; justify-content: center;
  position: relative; float: left; margin-right: 14px;
}
.arch-flow-icon { font-size: 1.3rem; }
.arch-flow-num {
  position: absolute; top: -6px; right: -6px;
  width: 18px; height: 18px; border-radius: var(--radius-full);
  color: #fff; font-size: 0.6rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.arch-flow-content { padding-top: 4px; overflow: hidden; }
.arch-flow-label { font-size: 0.85rem; font-weight: 600; color: var(--primary); }
.arch-flow-detail { font-size: 0.75rem; color: var(--text-secondary); line-height: 1.5; }
.arch-flow-arrow {
  text-align: center; font-size: 1.2rem; padding: 4px 0; clear: both;
  margin-left: 20px; font-weight: 700;
}

.arch-trace-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; margin-bottom: 8px;
  position: relative;
}
.arch-trace-header {
  display: flex; align-items: center; gap: 8px; margin-bottom: 12px; flex-wrap: wrap;
}
.arch-trace-step {
  width: 24px; height: 24px; border-radius: var(--radius-full);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; font-weight: 700; flex-shrink: 0;
}
.arch-trace-fields { margin-bottom: 10px; }
.arch-trace-field {
  display: flex; justify-content: space-between; padding: 4px 0;
  border-bottom: 1px solid var(--border-light); font-size: 0.8rem;
}
.arch-trace-field:last-child { border-bottom: none; }
.arch-trace-label { color: var(--text-muted); font-weight: 500; }
.arch-trace-value { font-weight: 600; color: var(--primary); text-align: right; }

.arch-trace-triggers {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  padding-top: 8px; border-top: 1px solid var(--border-light);
}
.arch-trigger-badge {
  font-size: 0.65rem; padding: 2px 8px; border-radius: var(--radius-full);
  background: var(--accent-light); color: var(--accent); font-weight: 600;
}
.arch-trace-arrow {
  text-align: center; font-size: 1.2rem; font-weight: 700;
  margin: 4px 0 4px 16px;
}

.arch-access-yes { background: #f0fdf4; font-size: 0.72rem; }
.arch-access-no { background: #fef2f2; font-size: 0.72rem; color: var(--text-muted) !important; }

.arch-action {
  font-size: 0.78rem; padding: 4px 0; color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
}
.arch-action:last-child { border-bottom: none; }
.arch-action::before { content: '• '; color: var(--accent); font-weight: 700; }

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .pos-layout { grid-template-columns: 1fr 320px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .module-grid { grid-template-columns: repeat(2, 1fr); }
  .welcome-stats { gap: 20px; }
  .metrics-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --sidebar-width: 280px; }
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); box-shadow: var(--shadow-xl); }
  .main-content { margin-left: 0; }
  .menu-toggle { display: flex; }
  .page { padding: 16px; }

  .pos-layout { grid-template-columns: 1fr; height: auto; }
  .pos-bill-panel { max-height: 50vh; }
  .pos-product-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); max-height: 45vh; }

  .module-grid { grid-template-columns: 1fr; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .metrics-row { grid-template-columns: repeat(2, 1fr); }

  .traffic-lights { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .traffic-card { padding: 16px 12px; }
  .traffic-card .tf-count { font-size: 1.5rem; }

  .welcome-banner { padding: 24px 20px; }
  .welcome-banner h1 { font-size: 1.25rem; }
  .welcome-stats { flex-wrap: wrap; gap: 16px; }

  .tier-track { flex-direction: column; }
  .tier-step { min-width: auto; }

  .top-header { padding: 0 16px; }
  .branch-selector { display: none; }
  .bill-actions { flex-direction: column; }
  .scorecard { grid-template-columns: repeat(2, 1fr); }

  .data-table { font-size: 0.78rem; }
  .data-table th, .data-table td { padding: 8px; }

  .toast { left: 16px; right: 16px; bottom: 16px; }
}

@media (max-width: 480px) {
  .metrics-row { grid-template-columns: 1fr 1fr; gap: 10px; }
  .metric-card { padding: 14px; }
  .metric-card .metric-value { font-size: 1.2rem; }
  .pos-product-grid { grid-template-columns: repeat(3, 1fr); gap: 6px; }
  .pos-product-btn { padding: 10px 6px; }
  .pos-product-btn .product-emoji { font-size: 1.3rem; }
  .pos-product-btn .product-name { font-size: 0.68rem; }
  .pos-product-btn .product-price { font-size: 0.75rem; }
  .scorecard { grid-template-columns: 1fr 1fr; gap: 8px; }
  .score-item { padding: 12px; }
  .score-item .score-value { font-size: 1.2rem; }
}