.pdf-tool-wrapper { max-width: 880px; margin: 60px auto; }
.pdf-tool-header { text-align: center; margin-bottom: 32px; }
.pdf-tool-header h1 { font-size: 2.2rem; margin-bottom: 14px; }
.pdf-tool-header p { color: var(--text-muted); font-size: 1.08rem; line-height: 1.6; }
.pdf-tool-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 32px; }
.pdf-upload-area { background: var(--bg-page); border: 2px dashed var(--accent-blue); border-radius: 8px; cursor: pointer; display: block; padding: 34px; text-align: center; transition: all .2s; }
.pdf-upload-area:hover, .pdf-upload-area.dragover { background: rgba(0, 122, 255, .05); border-color: var(--accent-blue-hover); }
.pdf-upload-area input { display: none; }
.pdf-upload-icon { display: block; font-size: 2.6rem; margin-bottom: 12px; }
.pdf-upload-title { color: var(--text-main); font-size: 1.08rem; font-weight: 700; margin-bottom: 6px; }
.pdf-upload-hint, .pdf-muted { color: var(--text-muted); font-size: .92rem; line-height: 1.5; }
.pdf-settings { display: none; margin-top: 26px; text-align: left; }
.pdf-file-row { align-items: center; background: var(--hover-bg); border: 1px solid var(--border); border-radius: 8px; display: flex; gap: 12px; justify-content: space-between; margin-bottom: 20px; padding: 14px 16px; }
.pdf-file-name { font-weight: 700; overflow-wrap: anywhere; }
.pdf-form-grid { display: grid; gap: 16px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.pdf-form-grid .wide { grid-column: 1 / -1; }
.pdf-field label { color: var(--text-main); display: block; font-weight: 700; margin-bottom: 8px; }
.pdf-field input, .pdf-field select, .pdf-field textarea { background: var(--bg-page); border: 1px solid var(--border); border-radius: 8px; color: var(--text-main); font: inherit; padding: 12px 14px; width: 100%; }
.pdf-field textarea { min-height: 86px; resize: vertical; }
.pdf-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.pdf-primary { background: var(--accent-blue); border: 0; border-radius: 8px; color: white; cursor: pointer; font: inherit; font-weight: 700; padding: 14px 22px; }
.pdf-primary:hover { background: var(--accent-blue-hover); }
.pdf-primary:disabled { background: var(--text-muted); cursor: not-allowed; }
.pdf-secondary { background: transparent; border: 1px solid var(--border); border-radius: 8px; color: var(--text-main); cursor: pointer; font: inherit; font-weight: 700; padding: 13px 18px; text-decoration: none; }
.pdf-progress { display: none; margin-top: 20px; }
.pdf-progress-track { background: var(--border); border-radius: 999px; height: 10px; overflow: hidden; }
.pdf-progress-fill { background: var(--accent-blue); height: 100%; width: 0; transition: width .2s; }
.pdf-progress-text { color: var(--text-muted); font-size: .9rem; margin-top: 8px; }
.pdf-note { background: rgba(245, 158, 11, .08); border: 1px solid rgba(245, 158, 11, .28); border-radius: 8px; color: var(--text-main); line-height: 1.55; margin-top: 18px; padding: 14px 16px; }
.pdf-output { background: var(--hover-bg); border-radius: 8px; display: none; line-height: 1.6; margin-top: 18px; max-height: 360px; overflow: auto; padding: 16px; white-space: pre-wrap; }
@media (max-width: 700px) {
  .pdf-tool-wrapper { margin: 34px auto; }
  .pdf-tool-card { padding: 22px 16px; }
  .pdf-form-grid { grid-template-columns: 1fr; }
  .pdf-actions { flex-direction: column; }
  .pdf-primary, .pdf-secondary { text-align: center; width: 100%; }
}