:root {
  --color-bg: #f4f5f7;
  --color-card: #ffffff;
  --color-text: #1f2430;
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-error: #dc2626;
  --color-border: #d1d5db;
}

* {
  box-sizing: border-box;
}

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

.page {
  min-height: 100vh;
  padding: 1.5rem;
}

.page-centered {
  display: flex;
  align-items: center;
  justify-content: center;
}

.card {
  width: 100%;
  max-width: 24rem;
  background: var(--color-card);
  border-radius: 0.75rem;
  padding: 2rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

h1 {
  font-size: 1.5rem;
  text-align: center;
  margin: 0 0 1.5rem;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

label {
  font-weight: 600;
  font-size: 0.9rem;
}

input {
  font-size: 1.1rem;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
}

.btn {
  display: inline-block;
  font-size: 1.1rem;
  padding: 0.85rem 1rem;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  margin-top: 0.5rem;
  text-decoration: none;
  text-align: center;
}

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

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

.btn-link {
  display: inline-block;
  background: none;
  border: none;
  color: var(--color-primary);
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  padding: 0.5rem 0;
}

.error {
  color: var(--color-error);
  font-size: 0.9rem;
  margin: 0.25rem 0 0;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.page-header h1 {
  margin: 0;
  text-align: left;
}

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.tile {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 6rem;
  background: var(--color-card);
  border: 2px solid var(--color-border);
  border-radius: 0.75rem;
  font-size: 1.25rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  color: var(--color-text);
  padding: 1rem;
  cursor: pointer;
}

.tile:hover {
  border-color: var(--color-primary);
}

.tile-checkbox input[type="checkbox"] {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 1.5rem;
  height: 1.5rem;
  margin: 0;
}

.tile-checkbox:has(input:checked) {
  border-color: var(--color-primary);
  background: #eff6ff;
}

.tiles-form {
  display: flex;
  flex-direction: column;
}

.result-card {
  text-align: center;
  max-width: 28rem;
}

.result-label {
  font-size: 1rem;
  color: #6b7280;
  margin: 0;
}

.result-number {
  font-size: 2.5rem;
  font-weight: 700;
  margin: 0.5rem 0 1.5rem;
  word-break: break-word;
}

.result-not-found {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-error);
  margin-top: 0;
}

.page-header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.filters-form {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 1rem;
  margin-bottom: 1.5rem;
  background: var(--color-card);
  padding: 1rem;
  border-radius: 0.75rem;
}

.filter-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.filter-field label {
  font-size: 0.85rem;
}

.filter-field input,
.filter-field select {
  font-size: 1rem;
  padding: 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
}

.filters-form .btn {
  margin-top: 0;
}

.table-wrapper {
  overflow-x: auto;
  background: var(--color-card);
  border-radius: 0.75rem;
}

.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.history-table th,
.history-table td {
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge-found {
  background: #dcfce7;
  color: #166534;
}

.badge-not_found {
  background: #fee2e2;
  color: #991b1b;
}