.editor-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;gap:16px;color:var(--text-secondary, #64748b)}.loading-spinner{width:40px;height:40px;border:3px solid var(--line, #e2e8f0);border-top-color:var(--brand, #4d2d82);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.editor-error{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;gap:16px;text-align:center;color:var(--text-secondary, #64748b)}.editor-error .error-icon{font-size:48px}.editor-error p{max-width:400px;color:var(--text-primary, #1e293b)}.retry-btn{padding:8px 20px;background:var(--brand, #4d2d82);color:#fff;border:none;border-radius:var(--radius-sm, 8px);cursor:pointer;transition:all var(--transition-fast, .15s ease)}.retry-btn:hover{background:var(--brand-dark, #3a2368)}.pdf-viewer{display:flex;flex-direction:column;height:100%;width:100%;background:#f8fafc}.pdf-iframe-container{position:relative;flex:1;min-height:0;overflow:auto;background:#fff}.pdf-iframe{width:100%;height:100%;border:none;display:block}.pdf-loading-overlay,.pdf-error-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#f8fafce6;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;z-index:5}.toast-container{position:fixed;right:20px;bottom:20px;z-index:2000;display:flex;flex-direction:column;gap:8px}.toast-container .toast{min-width:220px;max-width:360px;padding:12px 16px;background:#fff;border:1px solid var(--line, #e2e8f0);border-radius:var(--radius-md, 12px);box-shadow:var(--shadow-lg, 0 10px 25px rgba(0, 0, 0, .15));animation:toastIn .22s ease forwards;font-size:14px;color:var(--text-primary, #1e293b)}.toast-container .toast.success{background:#f0fdf4;border-color:#bbf7d0;color:#166534}.toast-container .toast.warn{background:#fffbeb;border-color:#fde68a;color:#92400e}.toast-container .toast.error{background:#fef2f2;border-color:#fecaca;color:#991b1b}@keyframes toastIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border:1px solid var(--line);border-radius:var(--radius-sm, 8px);background:#fff;color:var(--text-primary, #1e293b);font-size:14px;font-weight:500;cursor:pointer;transition:all var(--transition-fast, .15s ease)}.btn:hover{background:var(--bg-secondary, #f8fafc)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--brand, #4d2d82);color:#fff;border-color:var(--brand, #4d2d82)}.btn-primary:hover{background:var(--brand-dark, #3a2368)}.btn-secondary{background:#fff;color:var(--text-primary, #1e293b);border-color:var(--line, #e2e8f0)}.btn-ghost{background:transparent;border-color:transparent;color:var(--text-secondary, #64748b)}.btn-ghost:hover{background:var(--bg-secondary, #f8fafc)}.btn-danger{background:#ef4444;color:#fff;border-color:#ef4444}.btn-sm{padding:4px 12px;font-size:12px}.btn-lg{padding:12px 24px;font-size:16px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;opacity:0;visibility:hidden;transition:all var(--transition-fast, .15s ease)}.modal-overlay.show{opacity:1;visibility:visible}.modal{background:#fff;border-radius:var(--radius-md, 12px);width:90%;max-width:480px;box-shadow:var(--shadow-lg, 0 20px 40px rgba(0, 0, 0, .15));transform:translateY(-10px);transition:transform var(--transition-fast, .15s ease)}.modal-overlay.show .modal{transform:translateY(0)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line, #e2e8f0)}.modal-title{font-size:16px;font-weight:600;color:var(--text-primary, #1e293b)}.modal-close{width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm, 8px);cursor:pointer;color:var(--text-secondary, #64748b);transition:all var(--transition-fast, .15s ease)}.modal-close:hover{background:var(--bg-secondary, #f8fafc);color:var(--text-primary, #1e293b)}.modal-body{padding:20px}.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:16px 20px;border-top:1px solid var(--line, #e2e8f0)}.card{background:#fff;border:1px solid var(--line, #e2e8f0);border-radius:var(--radius-md, 12px);padding:16px;transition:all var(--transition-fast, .15s ease)}.card:hover{box-shadow:var(--shadow-sm, 0 1px 3px rgba(0, 0, 0, .1))}.chip{display:inline-flex;align-items:center;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:500;background:var(--bg-secondary, #f8fafc);color:var(--text-secondary, #64748b);cursor:pointer;transition:all var(--transition-fast, .15s ease)}.chip:hover{background:var(--line, #e2e8f0)}.chip-active{background:var(--brand, #4d2d82);color:#fff}.chip-success{background:#dcfce7;color:#16a34a}.chip-warning{background:#fef3c7;color:#d97706}.chip-danger{background:#fee2e2;color:#dc2626}