* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: Helvetica, Arial, sans-serif;
  background: #fafafa;
  color: #111;
  line-height: 1.5;
  padding: 2rem;
  max-width: 600px;
  margin: 0 auto;
}

h1 {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 1.1rem;
  font-weight: 500;
  color: #666;
  margin-bottom: 1rem;
}

input,
button {
  font-family: inherit;
  font-size: 1rem;
}

input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

input:focus {
  outline: none;
  border-color: #111;
}

button {
  padding: 0.75rem 1.25rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: opacity 0.15s;
}

button:hover {
  opacity: 0.8;
}

.btn-primary {
  background: #111;
  color: #fff;
}

.btn-link {
  background: #0066cc;
  color: #fff;
  text-decoration: none;
  display: inline-block;
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
}

.btn-cover {
  background: #eee;
  color: #111;
  font-size: 0.85rem;
  padding: 0.4rem 0.75rem;
}

.btn-uncover {
  background: #ffeeee;
  color: #cc0000;
  font-size: 0.85rem;
  padding: 0.4rem 0.75rem;
}

.btn-delete {
  background: transparent;
  color: #999;
  font-size: 0.85rem;
  padding: 0.4rem;
}

.btn-delete:hover {
  color: #cc0000;
}

/* Form group */
.form-group {
  margin-bottom: 1rem;
}

label {
  display: block;
  font-size: 0.85rem;
  color: #666;
  margin-bottom: 0.25rem;
}

/* Items list */
.items-list {
  list-style: none;
}

.item {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.item-info {
  flex: 1;
}

.item-name {
  font-weight: 500;
}

.item-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.covered-badge {
  background: #e8f5e9;
  color: #2e7d32;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
}

/* Add item form */
.add-item-form {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 6px;
  padding: 1rem;
  margin-top: 1.5rem;
}

.add-item-form h3 {
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.add-item-row {
  display: flex;
  gap: 0.5rem;
}

.add-item-row input {
  margin-bottom: 0;
}

.add-item-row input:first-child {
  flex: 2;
}

.add-item-row input:nth-child(2) {
  flex: 1;
}

/* Share section */
.share-section {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid #eee;
}

.share-url {
  background: #f5f5f5;
  padding: 0.75rem;
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.9rem;
  word-break: break-all;
  margin-bottom: 0.75rem;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: #999;
}

/* Home page */
.home-intro {
  margin-bottom: 2rem;
  color: #666;
}

.create-form {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 6px;
  padding: 1.5rem;
}

/* Loading */
.loading {
  text-align: center;
  padding: 2rem;
  color: #999;
}

/* Error */
.error {
  background: #ffeeee;
  color: #cc0000;
  padding: 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}

/* Owner badge */
.owner-badge {
  background: #e3f2fd;
  color: #1565c0;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  margin-left: 0.5rem;
}

/* Price tag */
.price-tag {
  color: #666;
  font-size: 0.85rem;
  margin-left: 0.5rem;
}

/* AI Import form */
.ai-import-form {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 6px;
  padding: 1rem;
  margin-top: 1rem;
}

.ai-import-form h3 {
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.ai-hint {
  font-size: 0.8rem;
  color: #666;
  margin-bottom: 0.75rem;
}

.ai-import-form textarea {
  width: 100%;
  min-height: 120px;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.9rem;
  resize: vertical;
  margin-bottom: 0.75rem;
}

.ai-import-form textarea:focus {
  outline: none;
  border-color: #111;
}

.ai-import-form button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Add item row with 3 inputs */
.add-item-row input:nth-child(3) {
  flex: 0.75;
}

/* Sort controls */
.sort-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: #666;
}

.sort-btn {
  background: #f5f5f5;
  border: 1px solid #ddd;
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
  border-radius: 4px;
  cursor: pointer;
}

.sort-btn:hover {
  background: #eee;
}

.sort-btn.active {
  background: #111;
  color: #fff;
  border-color: #111;
}