:root {
  color-scheme: light dark;
  --bg: var(--tg-theme-bg-color, #f4f4f5);
  --text: var(--tg-theme-text-color, #111);
  --hint: var(--tg-theme-hint-color, #6b7280);
  --accent: var(--tg-theme-button-color, #2563eb);
  --accent-text: var(--tg-theme-button-text-color, #fff);
  --secondary: var(--tg-theme-secondary-bg-color, #fff);
  --border: color-mix(in srgb, var(--text) 12%, transparent);
}

* {
  box-sizing: border-box;
}

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

#app {
  max-width: 480px;
  margin: 0 auto;
  padding: 16px 16px 32px;
}

.header h1 {
  margin: 0 0 4px;
  font-size: 1.35rem;
}

.subtitle {
  margin: 0 0 20px;
  color: var(--hint);
  font-size: 0.9rem;
}

.screen.hidden,
.hidden {
  display: none !important;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.85rem;
}

.field span {
  color: var(--hint);
  font-weight: 500;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--secondary);
  color: var(--text);
  font: inherit;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.btn {
  border: none;
  border-radius: 12px;
  padding: 14px 16px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.btn.primary {
  background: var(--accent);
  color: var(--accent-text);
}

.btn.secondary {
  background: var(--secondary);
  color: var(--text);
  border: 1px solid var(--border);
}

.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 16px;
}

.card {
  background: var(--secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  line-height: 1.5;
}

.card h2 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.card dl {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 12px;
}

.card dt {
  color: var(--hint);
  font-size: 0.85rem;
}

.card dd {
  margin: 0;
  font-weight: 500;
}

.card.success {
  text-align: center;
}

.link {
  display: inline-block;
  margin-top: 12px;
  color: var(--accent);
  word-break: break-all;
}

.loader {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.error {
  margin-top: 12px;
  padding: 12px;
  border-radius: 12px;
  background: #fee2e2;
  color: #991b1b;
  white-space: pre-wrap;
}

.autocomplete {
  position: relative;
}

.suggestions {
  position: absolute;
  z-index: 20;
  left: 0;
  right: 0;
  top: calc(100% + 4px);
  margin: 0;
  padding: 6px 0;
  list-style: none;
  max-height: 220px;
  overflow-y: auto;
  background: var(--secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 8px 24px color-mix(in srgb, var(--text) 12%, transparent);
}

.suggestions li {
  padding: 10px 12px;
  cursor: pointer;
}

.suggestions li:hover,
.suggestions li.active {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}

.suggestions .empty {
  color: var(--hint);
  cursor: default;
}

.suggestions .empty:hover {
  background: transparent;
}

.actions-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
}

.items-section {
  margin-top: 8px;
}

.items-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.items-header h2 {
  margin: 0;
  font-size: 1rem;
}

.badge {
  display: inline-block;
  min-width: 1.5rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
}

.items-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.items-empty {
  margin: 0;
  color: var(--hint);
  font-size: 0.9rem;
}

.item-card {
  width: 100%;
  text-align: left;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--secondary);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.item-line {
  font-weight: 600;
  font-size: 0.95rem;
}

.item-meta {
  margin-top: 4px;
  color: var(--hint);
  font-size: 0.85rem;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, #000 45%, transparent);
}

.modal-sheet {
  position: relative;
  width: 100%;
  max-width: 480px;
  max-height: 92vh;
  overflow-y: auto;
  background: var(--bg);
  border-radius: 20px 20px 0 0;
  padding: 16px 16px 24px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.modal-header h2 {
  margin: 0;
  font-size: 1.1rem;
}

.icon-btn {
  border: none;
  background: transparent;
  color: var(--hint);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 4px 8px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 8px;
}

.modal-actions .btn {
  flex: 1;
}

.btn.danger {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

@media (prefers-color-scheme: dark) {
  .btn.danger {
    background: #450a0a;
    color: #fecaca;
    border-color: #7f1d1d;
  }
}

.size-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.size-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--hint);
  font-weight: 500;
}

.link-btn {
  border: none;
  background: none;
  color: var(--accent);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
}

.size-rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.qty-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.qty-wrap .qty-input {
  flex: 1;
}

.qty-field .field input {
  width: 100%;
}

.extra-chars {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.photo-field {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.photo-btn {
  flex: 1;
  min-width: 140px;
  padding: 10px 12px;
}

.photo-preview {
  margin-top: 8px;
  width: 100%;
  max-height: 180px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.photo-saved-label {
  margin: 8px 0 0;
  padding: 12px;
  border-radius: 12px;
  border: 1px dashed var(--border);
  color: var(--hint);
  text-align: center;
  font-size: 0.9rem;
}

.product-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 12px 0;
}

.product-btn {
  width: 100%;
  text-align: left;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.product-btn small {
  display: block;
  margin-top: 4px;
  color: var(--hint);
  font-size: 0.8rem;
}

@media (prefers-color-scheme: dark) {
  .error {
    background: #450a0a;
    color: #fecaca;
  }
}