:root {
  --bg: var(--tg-theme-bg-color, #fbf3ea);
  --text: var(--tg-theme-text-color, #3e2723);
  --hint: var(--tg-theme-hint-color, #8a7266);
  --button: var(--tg-theme-button-color, #7a3e2b);
  --button-text: var(--tg-theme-button-text-color, #ffffff);
  --card-bg: var(--tg-theme-secondary-bg-color, #ffffff);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-bottom: 90px;
}

.app-header {
  padding: 20px 16px 12px;
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand-emoji { font-size: 36px; }
.brand h1 { margin: 0; font-size: 20px; }
.brand p { margin: 2px 0 0; font-size: 13px; color: var(--hint); }

.category-bar {
  display: flex;
  gap: 8px;
  padding: 4px 16px 12px;
  overflow-x: auto;
}
.category-chip {
  flex: 0 0 auto;
  padding: 6px 14px;
  border-radius: 20px;
  background: var(--card-bg);
  border: 1px solid rgba(0,0,0,0.08);
  font-size: 13px;
  cursor: pointer;
  color: var(--text);
}
.category-chip.active {
  background: var(--button);
  color: var(--button-text);
  border-color: var(--button);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  padding: 0 16px 16px;
}
.loading { grid-column: 1 / -1; text-align: center; color: var(--hint); padding: 40px 0; }

.product-card {
  background: var(--card-bg);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  display: flex;
  flex-direction: column;
}
.product-image { width: 100%; height: 100px; object-fit: cover; display: block; }
.product-body { padding: 8px 10px 10px; display: flex; flex-direction: column; gap: 4px; }
.product-name { font-size: 13px; margin: 0; line-height: 1.3; min-height: 34px; }
.product-desc {
  font-size: 11px;
  color: var(--hint);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 4px; }
.product-price { font-size: 13px; font-weight: 600; }

.qty-control { display: flex; align-items: center; gap: 6px; }
.qty-btn {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: none;
  background: var(--button);
  color: var(--button-text);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
}
.qty-value { min-width: 14px; text-align: center; font-size: 13px; }

.cart-fab {
  position: fixed;
  bottom: 16px;
  left: 16px;
  right: 16px;
  padding: 14px;
  border: none;
  border-radius: 14px;
  background: var(--button);
  color: var(--button-text);
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.2);
  cursor: pointer;
  z-index: 5;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 10;
}

.cart-drawer {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  max-height: 85vh;
  background: var(--bg);
  border-radius: 18px 18px 0 0;
  z-index: 11;
  display: flex;
  flex-direction: column;
  padding: 16px;
}
.cart-drawer-header { display: flex; justify-content: space-between; align-items: center; }
.cart-drawer-header h2 { margin: 0; font-size: 17px; }
.icon-btn { background: none; border: none; font-size: 18px; color: var(--text); cursor: pointer; }

.cart-items { flex: 1; overflow-y: auto; margin: 12px 0; }
.cart-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 0; border-bottom: 1px solid rgba(0,0,0,0.06);
}
.cart-item-info { font-size: 13px; }
.cart-item-info .price { color: var(--hint); font-size: 12px; }

.cart-note { margin-bottom: 10px; }
.cart-note label { font-size: 12px; color: var(--hint); display: block; margin-bottom: 4px; }
.cart-note textarea {
  width: 100%; min-height: 50px; border-radius: 10px;
  border: 1px solid rgba(0,0,0,0.1); padding: 8px; font-size: 13px;
  font-family: inherit; resize: none;
}

.cart-summary {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 14px; margin-bottom: 10px;
}

.checkout-btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 12px;
  background: var(--button);
  color: var(--button-text);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}