/* Kasir POS — Modern Premium Glassmorphism & POS Terminal Style */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --kasir-primary: #FF5E36;
  --kasir-primary-hover: #E04822;
  --kasir-accent-grad: linear-gradient(135deg, #FF5E36 0%, #FF2E4C 100%);
  --kasir-accent-soft: rgba(255, 94, 54, 0.1);
  --kasir-bg: #F8FAFC;
  --kasir-surface: #FFFFFF;
  --kasir-gray-100: #F1F5F9;
  --kasir-gray-200: #E2E8F0;
  --kasir-gray-300: #CBD5E1;
  --kasir-gray-600: #475569;
  --kasir-gray-800: #0F172A;
  --kasir-radius: 16px;
  --kasir-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05), 0 2px 6px -1px rgba(0, 0, 0, 0.02);
  --kasir-shadow-hover: 0 12px 30px -4px rgba(255, 94, 54, 0.15), 0 4px 12px -2px rgba(0, 0, 0, 0.05);
}

* {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  box-sizing: border-box;
}

body {
  background-color: var(--kasir-bg);
  color: var(--kasir-gray-800);
  margin: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Overlay */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: none;
  z-index: 1030;
  transition: all .3s;
}
.overlay.show { display: block; }

/* Sidebar */
.sidebar {
  width: 250px;
  background: #FFFFFF;
  transition: width .3s ease, left .3s ease;
  border-right: 1px solid var(--kasir-gray-200);
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  padding-top: 70px;
  z-index: 1040;
  box-shadow: 2px 0 15px rgba(0,0,0,0.02);
}

.sidebar .nav-link {
  color: var(--kasir-gray-600);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  font-size: 14px;
  font-weight: 500;
  gap: 12px;
  white-space: nowrap;
  margin: 3px 14px;
  border-radius: 12px;
  transition: all .2s ease;
}

.sidebar .nav-link:hover {
  color: var(--kasir-primary);
  background: var(--kasir-accent-soft);
  transform: translateX(2px);
}

.sidebar .nav-link.active {
  color: #FFFFFF;
  background: var(--kasir-accent-grad);
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(255, 94, 54, 0.35);
}

.sidebar .nav-link .ti { font-size: 19px; }
.sidebar .nav-text { transition: opacity .2s; }

.sidebar .logo-area {
  position: absolute;
  top: 0;
  left: 0;
  height: 70px;
  width: 100%;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 20px;
  color: var(--kasir-gray-800);
  border-bottom: 1px solid var(--kasir-gray-200);
}

.sidebar.collapsed { width: 70px; }
.sidebar.collapsed .nav-link { margin: 3px 10px; padding: 10px 14px; justify-content: center; }
.sidebar.collapsed .nav-text, .sidebar.collapsed .logo-text, .sidebar.collapsed .nav-label { display: none; }
.sidebar.collapsed .logo-icon { display: inline-flex; }
.sidebar.collapsed .logo-area { padding-left: 18px; }

/* Topbar */
.topbar {
  z-index: 1045;
  height: 70px;
  margin-left: 250px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--kasir-gray-200);
  transition: margin-left .3s ease;
}
.topbar.full { margin-left: 70px; }

/* Content */
.content {
  margin-left: 250px;
  padding: 90px 32px 32px 32px;
  min-height: calc(100vh - 70px);
  background: var(--kasir-bg);
  transition: margin-left .3s ease;
}
.content.full { margin-left: 70px; }

/* Responsive */
@media (max-width: 992px) {
  .sidebar { left: -250px !important; }
  .sidebar.mobile-show { left: 0 !important; }
  .topbar { margin-left: 0 !important; width: 100% !important; }
  .content { margin-left: 0 !important; padding: 90px 16px 24px 16px; }
}

/* InApp & KPI Cards */
.inapp-card {
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: var(--kasir-radius);
  background: #FFFFFF;
  box-shadow: var(--kasir-shadow);
  transition: all .25s ease;
}
.inapp-card:hover {
  box-shadow: var(--kasir-shadow-hover);
  transform: translateY(-2px);
}

.inapp-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.3rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}
.inapp-icon-primary { background: rgba(255, 94, 54, 0.12); color: var(--kasir-primary); }
.inapp-icon-success { background: rgba(16, 185, 129, 0.12); color: #10B981; }
.inapp-icon-info { background: rgba(14, 165, 233, 0.12); color: #0EA5E9; }
.inapp-icon-warning { background: rgba(245, 158, 11, 0.12); color: #F59E0B; }

/* POS Layout */
.pos-layout {
  display: flex;
  gap: 20px;
  height: calc(100vh - 220px);
  min-height: 540px;
}

.pos-products {
  flex: 1;
  overflow-y: auto;
  background: #FFFFFF;
  border-radius: var(--kasir-radius);
  padding: 20px;
  border: 1px solid var(--kasir-gray-200);
  box-shadow: var(--kasir-shadow);
}

.pos-cart {
  width: 400px;
  background: #FFFFFF;
  border-radius: var(--kasir-radius);
  padding: 20px;
  border: 1px solid var(--kasir-gray-200);
  display: flex;
  flex-direction: column;
  box-shadow: var(--kasir-shadow);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.product-card {
  border: 1px solid var(--kasir-gray-200);
  border-radius: 14px;
  padding: 14px;
  cursor: pointer;
  transition: all .2s ease;
  text-align: center;
  background: #FFFFFF;
  position: relative;
  overflow: hidden;
}

.product-card:hover {
  border-color: var(--kasir-primary);
  box-shadow: 0 8px 20px rgba(255, 94, 54, 0.15);
  transform: translateY(-2px);
}

.product-card .p-name {
  font-weight: 600;
  font-size: .88rem;
  color: var(--kasir-gray-800);
  margin: 6px 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.product-card .p-price {
  color: var(--kasir-primary);
  font-weight: 700;
  font-size: 1rem;
}

.product-card .p-stock {
  font-size: .75rem;
  color: #94A3B8;
  margin-top: 2px;
}

.product-card.out-of-stock {
  opacity: .45;
  pointer-events: none;
  filter: grayscale(80%);
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  margin: 12px 0;
  padding-right: 4px;
}

.cart-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 8px;
  border-bottom: 1px solid var(--kasir-gray-100);
  font-size: .88rem;
  border-radius: 8px;
  transition: background .2s;
}

.cart-item:hover {
  background: var(--kasir-gray-100);
}

.cart-item .ci-name {
  flex: 1;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0 10px;
}

.cart-item .ci-qty {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cart-item .ci-qty button {
  width: 28px;
  height: 28px;
  border: 1px solid var(--kasir-gray-300);
  border-radius: 8px;
  background: #FFFFFF;
  cursor: pointer;
  font-weight: 700;
  font-size: .9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--kasir-gray-800);
  transition: all .15s;
}

.cart-item .ci-qty button:hover {
  background: var(--kasir-primary);
  color: #FFFFFF;
  border-color: var(--kasir-primary);
}

.cart-total {
  border-top: 2px solid var(--kasir-gray-200);
  padding-top: 14px;
  margin-top: auto;
}

.cart-total .total-row {
  display: flex;
  justify-content: space-between;
  font-size: 1rem;
  font-weight: 600;
  margin: 6px 0;
}

.cart-total .total-big {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--kasir-primary);
}

.btn-checkout {
  background: var(--kasir-accent-grad);
  color: #FFFFFF;
  border: none;
  padding: 14px;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 700;
  width: 100%;
  margin-top: 12px;
  box-shadow: 0 6px 20px rgba(255, 94, 54, 0.35);
  transition: all .25s ease;

}

.btn-checkout:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(255, 94, 54, 0.5);
  color: #FFFFFF;
}

.category-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.category-tabs .btn {
  font-size: .82rem;
  padding: 6px 16px;
  border-radius: 20px;
  font-weight: 600;
  border: 1px solid var(--kasir-gray-200);
  background: #FFFFFF;
  color: var(--kasir-gray-600);
  transition: all .2s;
}

.category-tabs .btn.active, .category-tabs .btn:hover {
  background: var(--kasir-primary);
  color: #FFFFFF;
  border-color: var(--kasir-primary);
  box-shadow: 0 4px 12px rgba(255, 94, 54, 0.25);
}

/* Custom Scrollbars */
.pos-products::-webkit-scrollbar, .cart-items::-webkit-scrollbar { width: 5px; }
.pos-products::-webkit-scrollbar-thumb, .cart-items::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 6px; }

/* Responsive POS */
@media (max-width: 768px) {
  .pos-layout { flex-direction: column; height: auto; }
  .pos-cart { width: 100%; min-height: 320px; }
  .product-grid { grid-template-columns: repeat(auto-fill, minmax(135px, 1fr)); }
}