html {
  font-size: 18px;
}

body {
  margin: 0;
  background: #f6f1df;
  color: #000;
  font-family: Georgia, "Times New Roman", Times, serif;
  line-height: 1.45;
}

.page {
  width: min(42rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.5rem 0 3rem;
}

.masthead {
  margin-bottom: 1.5rem;
}

.subtitle {
  margin: 0.5rem 0 0;
  font-size: 1.1rem;
  color: #444;
  font-weight: normal;
}

h1,
h2 {
  margin: 0;
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 2rem;
}

h2 {
  margin-bottom: 0.6rem;
  font-size: 1.3rem;
}

.top-links {
  margin-bottom: 1.5rem;
}

.top-links a {
  margin-right: 0.9rem;
}

.section {
  margin-bottom: 1.75rem;
  padding: 1.5rem;
  border: 1px solid #000;
}

.essay-list {
  margin: 0;
  padding-left: 1.2rem;
}

.essay-list li {
  margin-bottom: 0.35rem;
}

.quote {
  margin: 0;
}

.quote p {
  margin: 0 0 0.35rem;
}

.quote footer {
  margin: 0;
}

a {
  color: #0000cc;
}

a:visited {
  color: #551a8b;
}

/* Upload form styles */
.upload-form {
  margin-top: 1rem;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.3rem;
}

.file-label {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: #0000cc;
  color: #fff;
  cursor: pointer;
  border-radius: 4px;
  transition: background 0.2s;
}

.file-label:hover {
  background: #0000aa;
}

.file-label input[type="file"] {
  position: absolute;
  left: -9999px;
}

.file-name {
  margin-left: 0.75rem;
  font-style: italic;
  color: #555;
}

select {
  font-family: inherit;
  font-size: 1rem;
  padding: 0.4rem 0.6rem;
  border: 1px solid #999;
  border-radius: 4px;
  background: #fff;
}

.btn {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  font-family: inherit;
  font-size: 1rem;
  background: #228b22;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
}

.btn:hover:not(:disabled) {
  background: #1e7b1e;
}

.btn:disabled {
  background: #999;
  cursor: not-allowed;
}

.status {
  margin-top: 1rem;
  padding: 0.5rem;
  border-radius: 4px;
}

.status:empty {
  display: none;
}

.status-loading {
  background: #fff3cd;
  color: #856404;
}

.status-success {
  background: #d4edda;
  color: #155724;
}

.status-error {
  background: #f8d7da;
  color: #721c24;
}

.preview-container {
  margin-top: 1rem;
}

.preview-label {
  margin: 0 0 0.5rem;
  font-weight: 600;
}

.preview-image {
  max-width: 100%;
  max-height: 300px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

/* PDF Merger styles */
.text-input {
  font-family: inherit;
  font-size: 1rem;
  padding: 0.4rem 0.6rem;
  border: 1px solid #999;
  border-radius: 4px;
  background: #fff;
  width: 100%;
  max-width: 300px;
  box-sizing: border-box;
}

.checkbox-group label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  cursor: pointer;
}

.email-group,
.convert-group {
  margin-top: 0.5rem;
  padding-left: 1.6rem;
}

.format-select {
  min-width: 120px;
}

.pdf-file-list {
  margin: 0.75rem 0;
  padding: 0.75rem;
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 4px;
  max-height: 200px;
  overflow-y: auto;
}

.pdf-file-list:empty {
  display: none;
}

.pdf-file-item {
  padding: 0.3rem 0;
  border-bottom: 1px solid #eee;
}

.pdf-file-item:last-child {
  border-bottom: none;
}

.pdf-file-number {
  color: #666;
  margin-right: 0.5rem;
}

.pdf-file-name {
  font-weight: 500;
}

.pdf-file-size {
  color: #888;
  font-size: 0.9rem;
  margin-left: 0.5rem;
}

/* Delivery options */
.delivery-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.3rem;
}

.radio-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.radio-label input[type="radio"] {
  width: 1.1rem;
  height: 1.1rem;
  cursor: pointer;
}

/* QR Code display */
.qr-container {
  margin-top: 1rem;
}

.qr-container:empty {
  display: none;
}

.qr-code-wrapper {
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 8px;
  padding: 1.5rem;
  text-align: center;
  max-width: 280px;
}

.qr-label {
  margin: 0 0 1rem;
  font-size: 1rem;
}

.qr-code-image {
  display: block;
  margin: 0 auto;
  border: 1px solid #eee;
  border-radius: 4px;
}

.qr-expiry {
  margin: 1rem 0;
  font-size: 0.85rem;
  color: #666;
}

.qr-download-btn {
  display: inline-block;
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  text-decoration: none;
}

@media (max-width: 640px) {
  html {
    font-size: 17px;
  }

  .page {
    width: calc(100% - 1.25rem);
    padding-top: 1rem;
  }

  .delivery-options {
    gap: 0.4rem;
  }

  .qr-code-wrapper {
    max-width: 100%;
  }
}