/* Mini App — адаптация под мобилки и десктоп */
:root {
  --bg: #1c1c1e;
  --bg-card: #2c2c2e;
  --text: #fff;
  --text-muted: #8e8e93;
  --accent: #0a84ff;
  --accent-dim: #0051d5;
  --success: #30d158;
  --danger: #ff453a;
  --radius: 12px;
  --header-h: 52px;
  --safe-bottom: env(safe-area-inset-bottom, 0);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding-bottom: var(--safe-bottom);
}

#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 0 8px;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: var(--header-h);
  max-width: 800px;
  margin: 0 auto;
}
.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  padding: 10px 16px;
  border-radius: var(--radius);
  font-size: 15px;
  transition: color 0.2s, background 0.2s;
}
.nav-link:hover, .nav-link.active {
  color: var(--accent);
  background: rgba(10, 132, 255, 0.15);
}
.nav-link .badge {
  display: inline-block;
  min-width: 18px;
  padding: 0 5px;
  font-size: 12px;
  line-height: 18px;
  text-align: center;
  background: var(--accent);
  color: #fff;
  border-radius: 9px;
  margin-left: 4px;
}

/* Main content */
.main {
  flex: 1;
  padding: 16px;
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
}

/* Catalog */
.catalog-breadcrumb {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.catalog-breadcrumb a {
  color: var(--accent);
  text-decoration: none;
}
.catalog-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}
.catalog-list.catalog-list--grid {
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
}
.catalog-item {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.15s;
}
.catalog-item:active {
  transform: scale(0.98);
}
.catalog-item a, .catalog-item .card-inner {
  display: block;
  padding: 14px 16px;
  color: inherit;
  text-decoration: none;
}
.catalog-item img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  display: block;
}
.catalog-item .card-title {
  font-weight: 600;
  font-size: 16px;
  margin: 0 0 4px 0;
}
.catalog-item .card-meta {
  font-size: 13px;
  color: var(--text-muted);
}
.catalog-item .card-characteristics {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin: 4px 0;
  line-height: 1.3;
}
.catalog-item .card-description {
  display: block;
  font-size: 13px;
  color: var(--text);
  margin: 6px 0 4px;
  line-height: 1.35;
  white-space: pre-line;
}
.catalog-item .card-price {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
  margin-top: 6px;
}
.catalog-item .card-actions {
  margin-top: 10px;
  display: flex;
  gap: 8px;
  align-items: center;
}
.catalog-item .btn {
  flex: 1;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.pagination button {
  min-width: 40px;
  height: 40px;
  border: none;
  border-radius: 8px;
  background: var(--bg-card);
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
}
.pagination button:hover:not(:disabled) {
  background: var(--accent);
}
.pagination button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.pagination .page-info {
  font-size: 14px;
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, opacity 0.2s;
}
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.btn--primary {
  background: var(--accent);
  color: #fff;
}
.btn--primary:hover:not(:disabled) {
  background: var(--accent-dim);
}
.btn--secondary {
  background: var(--bg-card);
  color: var(--text);
}
.btn--secondary:hover:not(:disabled) {
  background: #3a3a3c;
}
.btn--danger {
  background: var(--danger);
  color: #fff;
}
.btn--block {
  width: 100%;
}
.btn--sm {
  padding: 8px 14px;
  font-size: 14px;
}

/* Cart */
.cart-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}
.cart-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.cart-item:last-child {
  border-bottom: none;
}
.cart-item-info {
  flex: 1;
  min-width: 0;
}
.cart-item-name {
  font-weight: 500;
  margin: 0 0 4px 0;
}
.cart-item-price {
  font-size: 14px;
  color: var(--text-muted);
}
.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 8px;
}
.cart-item-qty span {
  min-width: 28px;
  text-align: center;
  font-weight: 500;
}
.cart-delivery-info {
  font-size: 13px;
  color: var(--text-muted);
  margin: 12px 0 0 0;
  line-height: 1.4;
}
.cart-total {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 18px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
}
.cart-total--delivery {
  margin-top: 8px;
  padding-top: 8px;
  font-size: 16px;
  color: var(--accent);
  display: flex;
  justify-content: space-between;
}
.cart-actions {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Checkout form */
.form-section {
  margin-bottom: 24px;
}
.form-section h3 {
  font-size: 15px;
  color: var(--text-muted);
  margin: 0 0 10px 0;
  font-weight: 500;
}
.form-section input, .form-section textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.2);
  background: var(--bg-card);
  color: var(--text);
  font-size: 16px;
}
.form-section input::placeholder, .form-section textarea::placeholder {
  color: var(--text-muted);
}
.form-section textarea {
  min-height: 80px;
  resize: vertical;
}
.payment-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.payment-option {
  display: flex;
  align-items: center;
  padding: 14px 16px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color 0.2s;
}
.payment-option:hover, .payment-option.selected {
  border-color: var(--accent);
}
.payment-option input {
  margin-right: 12px;
  width: 20px;
  height: 20px;
}

/* Orders */
.orders-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.order-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
}
.order-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.order-card-id {
  font-weight: 600;
  font-size: 16px;
}
.order-card-status {
  font-size: 13px;
  padding: 4px 10px;
  border-radius: 8px;
  background: rgba(255,255,255,0.1);
}
.order-card-meta {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.order-card-total {
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 10px;
}
.order-card-items {
  list-style: none;
  padding: 0;
  margin: 0 0 10px 0;
  font-size: 13px;
  color: var(--text-muted);
}
.order-card-items li {
  padding: 2px 0;
}
.order-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}
.order-repeat-btn,
.order-cancel-btn {
  flex: 1;
  min-width: 0;
}
.orders-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

/* Loading & empty states */
.loading, .error-msg {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}
.error-msg {
  color: var(--danger);
}
.back-link {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--accent);
  text-decoration: none;
  font-size: 15px;
}
.orders-help {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0 0 16px 0;
  line-height: 1.4;
}
.orders-help a {
  color: var(--accent);
  text-decoration: none;
}

/* Toast */
.toast {
  position: fixed;
  bottom: calc(24px + var(--safe-bottom));
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  padding: 12px 24px;
  border-radius: var(--radius);
  background: var(--bg-card);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  font-size: 14px;
  opacity: 0;
  transition: transform 0.3s, opacity 0.3s;
  z-index: 100;
  max-width: 90%;
}
.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Desktop: более широкий контент и отступы */
@media (min-width: 600px) {
  .main {
    padding: 24px;
  }
  .nav {
    gap: 12px;
  }
  .catalog-list.catalog-list--grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  }
  .cart-item {
    padding: 18px 0;
  }
}

@media (min-width: 900px) {
  .catalog-list.catalog-list--grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
}

/* Auth / LK */
.auth-box {
  max-width: 420px;
  margin: 0 auto;
  padding: 8px 0 32px;
}
.auth-box h2 {
  margin: 0 0 16px;
  font-size: 22px;
}
.auth-box h3 {
  margin: 24px 0 8px;
  font-size: 16px;
}
.auth-links {
  text-align: center;
  margin: 16px 0;
  font-size: 14px;
}
.auth-links a {
  color: var(--accent);
}
.auth-hint {
  color: var(--text-muted);
  font-size: 13px;
  margin: 0 0 12px;
}
.form-section input[type="text"],
.form-section input[type="password"],
.form-section input[type="tel"] {
  width: 100%;
  margin-bottom: 10px;
}