* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f5f7fb;
  color: #1f2937;
}

.title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.title-row h1 {
  margin: 0;
}

.app-logo {
  width: 92px;
  max-width: 35%;
  height: auto;
  display: block;
}

.app-footer {
  text-align: center;
  color: #4b5563;
  font-size: 13px;
  margin: 4px 0 24px;
}

.container {
  max-width: 760px;
  margin: 24px auto;
  background: #fff;
  border: 1px solid #d1d5db;
  border-radius: 12px;
  padding: 20px;
}

h1,
h2 {
  margin-top: 0;
}

form {
  display: grid;
  gap: 10px;
  margin: 14px 0 20px;
}

input[type="file"] {
  padding: 8px;
  border: 1px dashed #9ca3af;
  border-radius: 8px;
}

#photos {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

button {
  width: fit-content;
  border: 0;
  border-radius: 8px;
  padding: 10px 14px;
  font-weight: 600;
  color: #fff;
  background: #2563eb;
  cursor: pointer;
}

button:hover {
  background: #1d4ed8;
}

button:disabled {
  background: #9ca3af;
  cursor: not-allowed;
}

button:disabled:hover {
  background: #9ca3af;
}

.upload-button.ready {
  background: #16a34a;
}

.upload-button.ready:hover {
  background: #15803d;
}

.hint {
  color: #4b5563;
}

.link-label {
  margin-bottom: 2px;
  font-weight: 600;
}

.ok {
  color: #166534;
}

.error {
  color: #b91c1c;
}

.photo-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}

.link-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}

.link-card {
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  padding: 10px;
  background: #fff;
}

.link-card-label {
  margin: 0 0 4px;
  font-weight: 600;
}

.source-doc {
  margin: 0 0 8px;
  color: #111827;
}

.link-status {
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #374151;
}

.status-icon {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.status-icon.used {
  background: #16a34a;
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
}

.status-icon.unused {
  background: #9ca3af;
  box-shadow: 0 0 0 3px rgba(156, 163, 175, 0.2);
}

.danger-zone {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid #e5e7eb;
}

.danger-button {
  background: #b91c1c;
}

.danger-button:hover {
  background: #991b1b;
}

.link-card img {
  margin-top: 8px;
  width: 180px;
  max-width: 100%;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
  display: block;
}

.qr-button {
  border: 0;
  background: transparent;
  padding: 0;
  margin-top: 8px;
  cursor: pointer;
}

.qr-button img {
  margin-top: 0;
}

.qr-dialog {
  border: 0;
  padding: 0;
  background: transparent;
}

.qr-dialog::backdrop {
  backdrop-filter: blur(8px);
  background: rgba(15, 23, 42, 0.35);
}

.qr-dialog-content {
  position: relative;
  background: #ffffff;
  border: 1px solid #d1d5db;
  border-radius: 12px;
  padding: 16px;
}

#dialogQrImage {
  width: min(420px, 75vw);
  height: auto;
  display: block;
  border-radius: 10px;
  border: 1px solid #e5e7eb;
}

.close-dialog {
  margin-left: auto;
  margin-bottom: 10px;
  display: block;
}

.dialog-actions {
  margin-top: 12px;
  display: flex;
  gap: 10px;
}

#sourceDocumentPromptInput {
  margin-top: 8px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 16px;
}

.open-photo-button {
  border: 0;
  border-radius: 8px;
  padding: 8px 10px;
  font-weight: 600;
  color: #fff;
  background: #2563eb;
  cursor: pointer;
}

.open-photo-button:hover {
  background: #1d4ed8;
}

.photo-dialog {
  border: 0;
  padding: 0;
  background: transparent;
}

.photo-dialog::backdrop {
  backdrop-filter: blur(8px);
  background: rgba(15, 23, 42, 0.35);
}

.photo-dialog-content {
  position: relative;
  background: #ffffff;
  border: 1px solid #d1d5db;
  border-radius: 12px;
  padding: 16px;
}

#dialogPhotoImage {
  width: min(85vw, 960px);
  max-height: 80vh;
  object-fit: contain;
  display: block;
  border-radius: 10px;
  border: 1px solid #e5e7eb;
}

.photo-item {
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  padding: 8px;
  background: #fff;
}

.photo-item img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 8px;
  display: block;
  margin-bottom: 8px;
}

.empty {
  color: #6b7280;
}