:root {
  --diet-green: #31b66a;
  --diet-green-dark: #1e8f58;
  --diet-green-soft: rgba(49, 182, 106, 0.12);
  --bg-color: #0f172a;
  --bg-strong: #0b1220;
  --card-bg: #182233;
  --card-2: rgba(24, 34, 51, 0.9);
  --panel: #101a2a;
  --text-primary: #eef5ff;
  --text-muted: #9aa8bc;
  --border-color: rgba(148, 163, 184, 0.18);
  --shadow: 0 18px 48px rgba(2, 6, 23, 0.42);
  --input-bg: rgba(15, 23, 42, 0.7);
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 10px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body[data-theme="light"] {
  --bg-color: #eef5f0;
  --bg-strong: #e7efe9;
  --card-bg: #ffffff;
  --card-2: rgba(255, 255, 255, 0.9);
  --panel: #f5faf6;
  --text-primary: #162033;
  --text-muted: #5d6979;
  --border-color: rgba(15, 23, 42, 0.08);
  --shadow: 0 18px 42px rgba(15, 23, 42, 0.12);
  --input-bg: #f8fafc;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: linear-gradient(180deg, var(--bg-strong) 0%, var(--bg-color) 100%);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  text-align: left;
}

button, input, textarea, select { font: inherit; }
.app-container {
  width: 100%;
  max-width: 1200px;
  min-height: 100vh;
  margin: 0 auto;
  padding: 14px 14px 88px;
  background: transparent;
}

.view-section {
  display: block;
}

/* MAIN PRODUCT CARD DESIGN */
.promo-banner {
  background: linear-gradient(135deg, var(--diet-green) 0%, var(--diet-green-dark) 100%);
  border-radius: var(--radius-lg);
  padding: 18px 18px 20px;
  margin-bottom: 14px;
  color: white;
  box-shadow: var(--shadow);
}
.badge-pill {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  color: white;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 10px;
  letter-spacing: 1px;
  font-weight: 800;
  text-transform: uppercase;
}
.promo-banner h2 {
  margin: 10px 0 6px;
  font-size: 21px;
  line-height: 1.25;
  color: white;
}
.promo-banner p {
  font-size: 12px;
  line-height: 1.5;
  opacity: 0.92;
  color: white;
}

.categories-scroll {
  margin-bottom: 14px;
}
.chips-container {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}
.chips-container::-webkit-scrollbar { display: none; }
.chip-btn {
  border: 1px solid var(--border-color);
  background: rgba(255,255,255,0.02);
  color: var(--text-muted);
  border-radius: 999px;
  padding: 9px 14px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
}
.chip-btn.active {
  background: var(--diet-green);
  border-color: var(--diet-green);
  color: white;
  box-shadow: 0 8px 20px rgba(49, 182, 106, 0.26);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.product-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(2,6,23,0.12);
}
.product-thumb {
  width: 100%;
  height: 126px;
  object-fit: cover;
  background: #f1f5f9;
  display: block;
}
.product-card-body {
  padding: 10px 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.product-card-body h4 {
  font-size: 14px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-primary);
}
.product-card-body p {
  font-size: 11px;
  line-height: 1.5;
  color: var(--text-muted);
  min-height: 28px;
}
.product-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-top: auto;
}
.product-price {
  font-size: 14px;
  font-weight: 900;
  color: var(--text-primary);
}
.btn-add-cart {
  background: var(--diet-green-soft);
  color: var(--diet-green-dark);
  border: 0;
  border-radius: 10px;
  font-weight: 800;
  padding: 7px 10px;
  cursor: pointer;
}
.stepper-group {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--diet-green);
  border-radius: 10px;
  padding: 4px 6px;
  color: white;
}
.stepper-group button {
  width: 20px;
  height: 20px;
  border: 0;
  background: transparent;
  color: white;
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
}
.stepper-group span {
  min-width: 18px;
  text-align: center;
  font-size: 12px;
  font-weight: 800;
}

.page-title {
  margin-bottom: 14px;
}
.page-title h2 {
  font-size: 24px;
  font-weight: 800;
}

.cart-items-wrapper,
.user-orders-wrap,
.admin-orders-wrap,
.admin-items-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cart-row,
.checkout-card,
.order-card-admin,
.user-order-card,
.product-row-item,
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 22px rgba(2, 6, 23, 0.1);
}
.cart-row {
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.cart-row strong,
.user-order-card strong,
.order-card-admin strong {
  color: var(--text-primary);
}
.checkout-card {
  padding: 16px;
}
.checkout-card h3 {
  font-size: 18px;
  margin-bottom: 12px;
  font-weight: 800;
}
.form-group {
  margin-bottom: 12px;
}
.form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: var(--input-bg);
  color: var(--text-primary);
  padding: 11px 12px;
  outline: none;
}
.form-group textarea { resize: vertical; min-height: 86px; }
.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.payment-radios {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}
.payment-radios label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-primary);
}
.order-summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 16px;
  margin: 16px 0;
  padding-top: 12px;
  border-top: 1px dashed var(--border-color);
  font-weight: 800;
}
.btn-red-action,
.btn-save,
.btn-red-add {
  width: 100%;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--diet-green) 0%, var(--diet-green-dark) 100%);
  color: white;
  padding: 14px 16px;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 12px 24px rgba(49, 182, 106, 0.2);
}
.btn-red-action:active,
.btn-save:active,
.btn-red-add:active {
  transform: translateY(1px);
}

.user-order-card,
.order-card-admin {
  padding: 12px 14px;
}
.user-order-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.status-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 5px 8px;
  font-size: 11px;
  font-weight: 800;
}

.admin-hero-card {
  background: linear-gradient(135deg, var(--diet-green) 0%, var(--diet-green-dark) 100%);
  border-radius: var(--radius-lg);
  padding: 18px 18px 16px;
  color: white;
  box-shadow: var(--shadow);
  margin-bottom: 14px;
}
.admin-tag {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 1.4px;
  font-weight: 800;
  opacity: 0.9;
  text-transform: uppercase;
}
.admin-title {
  margin-top: 8px;
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.5px;
}
.admin-desc {
  font-size: 13px;
  line-height: 1.5;
  margin: 8px 0 18px;
  opacity: 0.96;
}
.btn-card-outline {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.3);
  color: white;
  border-radius: 12px;
  padding: 12px 14px;
  font-weight: 800;
  cursor: pointer;
}
.admin-pills-row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
  margin-bottom: 14px;
  scrollbar-width: none;
}
.admin-pills-row::-webkit-scrollbar { display: none; }
.admin-pill {
  flex: 0 0 auto;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  background: var(--card-bg);
  color: var(--text-muted);
  padding: 9px 16px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}
.admin-pill.active {
  background: var(--diet-green);
  border-color: var(--diet-green);
  color: white;
}
.section-title {
  margin-bottom: 12px;
  font-size: 15px;
  font-weight: 800;
}
.product-row-item {
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.row-thumb,
.row-thumb-empty {
  width: 58px;
  height: 58px;
  border-radius: 12px;
  flex-shrink: 0;
}
.row-thumb {
  object-fit: cover;
  background: #dbeafe;
}
.row-thumb-empty {
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--diet-green-soft);
  font-size: 22px;
}
.row-info { flex: 1; min-width: 0; }
.row-name {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.row-meta {
  font-size: 12px;
  color: var(--text-muted);
}
.btn-edit-pencil {
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  background: var(--diet-green-soft);
  color: var(--diet-green-dark);
  font-size: 16px;
  cursor: pointer;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.stat-card {
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-card.highlight { background: var(--diet-green-soft); }
.stat-card.warning { background: rgba(245, 158, 11, 0.08); }
.stat-icon { font-size: 20px; }
.stat-card small {
  font-size: 11px;
  color: var(--text-muted);
}
.stat-card strong {
  font-size: 16px;
  font-weight: 900;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 23, 0.62);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.modal-card {
  background: var(--card-bg);
  width: min(100%, 480px);
  max-height: 90vh;
  overflow-y: auto;
  border-radius: var(--radius-lg);
  padding: 18px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.modal-header h3 {
  font-size: 20px;
  font-weight: 800;
}
.btn-circle-close {
  border: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--panel);
  color: var(--text-primary);
  cursor: pointer;
}
.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-primary);
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 14px;
}
.btn-delete {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border: 0;
  border-radius: 12px;
  padding: 12px 16px;
  font-weight: 800;
  cursor: pointer;
}

.settings-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.settings-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: rgba(148, 163, 184, 0.04);
}
.settings-row span {
  color: var(--text-muted);
  font-size: 12px;
}
.settings-row strong {
  font-size: 12px;
  text-align: right;
  color: var(--text-primary);
  word-break: break-all;
}

.bottom-nav-bar {
  position: fixed;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 100%;
  max-width: 540px;
  background: var(--card-bg);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-around;
  padding: 8px 0 calc(8px + env(safe-area-inset-bottom));
  z-index: 50;
  box-shadow: 0 -8px 18px rgba(2,6,23,0.08);
}
.nav-item {
  flex: 1;
  border: 0;
  background: transparent;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  padding: 5px 0;
}
.nav-item.active {
  color: var(--diet-green-dark);
  font-weight: 800;
}
.nav-icon {
  position: relative;
  font-size: 20px;
  line-height: 1;
}
.nav-label {
  font-size: 11px;
}
.badge-count {
  position: absolute;
  top: -6px;
  right: -10px;
  min-width: 16px;
  height: 16px;
  border-radius: 999px;
  background: var(--diet-green);
  color: white;
  display: grid;
  place-items: center;
  font-size: 9px;
  font-weight: 800;
  padding: 0 4px;
}

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 42px 18px;
}
.empty-icon {
  display: block;
  font-size: 42px;
  margin-bottom: 8px;
}
.empty-state h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.toast-box {
  position: fixed;
  left: 50%;
  top: 18px;
  transform: translateX(-50%);
  background: rgba(15, 23, 42, 0.94);
  color: white;
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 12px;
  z-index: 300;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease-in-out;
}
.toast-box.show {
  opacity: 1;
}

.hidden { display: none !important; }

@media (max-width: 420px) {
  .app-container { padding-inline: 10px; }
  .product-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 768px) {
  .product-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }
  .product-thumb { height: 180px; }
  .bottom-nav-bar {
    max-width: 700px;
    border-radius: 20px 20px 0 0;
  }
  .promo-banner { padding: 28px 30px 30px; }
  .promo-banner h2 { font-size: 28px; }
}

@media (prefers-color-scheme: light) {
  body:not([data-theme="dark"]) {
    --bg-color: #eef5f0;
    --bg-strong: #e7efe9;
    --card-bg: #ffffff;
    --card-2: rgba(255, 255, 255, 0.9);
    --panel: #f5faf6;
    --text-primary: #162033;
    --text-muted: #5d6979;
    --border-color: rgba(15, 23, 42, 0.08);
    --shadow: 0 18px 42px rgba(15, 23, 42, 0.12);
    --input-bg: #f8fafc;
  }
}