.bpdemo{min-height:100dvh;background:#f6f8fb;color:#1f2937;font-family:inherit;display:flex;flex-direction:column}.bpdemo a{color:var(--cyan);text-decoration:none}.bpdemo-header{padding:28px 24px 8px;max-width:960px;width:100%;margin:0 auto}.bpdemo-kicker{font-size:11px;letter-spacing:.12em;font-weight:700;color:var(--muted);text-transform:uppercase}.bpdemo-title{margin:6px 0 4px;font-size:26px;line-height:1.2;font-weight:700}.bpdemo-subtitle{margin:0;font-size:13px;color:var(--muted);line-height:1.6;max-width:720px}.bpdemo-main{flex:1;width:100%;max-width:960px;margin:0 auto;padding:16px 24px 40px;gap:32px}.bpdemo-main,.bpdemo-section{display:flex;flex-direction:column}.bpdemo-section{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 12px 36px rgba(15,23,42,.06);gap:16px}.bpdemo-section-title{margin:0;font-size:18px;font-weight:700}.bpdemo-section-desc{margin:0;font-size:12.5px;color:var(--muted);line-height:1.6}.bpdemo-tabs{flex-wrap:wrap}.bpdemo-tab,.bpdemo-tabs{display:inline-flex;gap:8px}.bpdemo-tab{border:1px solid var(--line);background:#fff;color:#374151;border-radius:12px;padding:8px 14px;font-size:13px;font-weight:600;cursor:pointer;transition:border-color .15s ease,background .15s ease;align-items:center}.bpdemo-tab:hover{border-color:var(--cyan)}.bpdemo-tab[data-active=true]{border-color:var(--cyan);background:rgba(34,211,238,.08);color:#0e7490}.bpdemo-form{gap:14px}.bpdemo-form,.bpdemo-label{display:flex;flex-direction:column}.bpdemo-label{font-size:12.5px;font-weight:600;color:#374151;gap:6px}.bpdemo-input{width:100%;min-height:44px;padding:0 14px;border:1px solid rgba(0,0,0,.1);border-radius:14px;outline:none;font-size:14px;font-family:inherit;background:#fff;color:#1f2937}.bpdemo-input:focus{border-color:var(--cyan)}.bpdemo-textarea{min-height:88px;padding:12px 14px;border:1px solid rgba(0,0,0,.1);border-radius:14px;outline:none;font-size:14px;font-family:inherit;line-height:1.6;background:#fff;color:#1f2937;resize:vertical}.bpdemo-textarea:focus{border-color:var(--cyan)}.bpdemo-upload{border:1.5px dashed rgba(0,0,0,.18);border-radius:16px;background:#fff;padding:18px;display:flex;align-items:center;gap:14px;cursor:pointer;transition:border-color .15s ease}.bpdemo-upload:hover{border-color:var(--cyan)}.bpdemo-upload-thumb{object-fit:cover}.bpdemo-upload-placeholder,.bpdemo-upload-thumb{width:72px;height:72px;border-radius:12px;background:#f1f5f9;flex-shrink:0}.bpdemo-upload-placeholder{display:flex;align-items:center;justify-content:center;color:#94a3b8}.bpdemo-upload-text{display:flex;flex-direction:column;gap:2px;min-width:0}.bpdemo-upload-title{font-size:13.5px;font-weight:600;color:#1f2937}.bpdemo-upload-hint{font-size:12px;color:var(--muted)}.bpdemo-upload-remove{margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:10px;padding:6px 10px;font-size:12px;color:#6b7280;cursor:pointer;flex-shrink:0}.bpdemo-upload-remove:hover{border-color:#ef4444;color:#ef4444}.bpdemo-upload-status{font-size:12px;display:inline-flex;align-items:center;gap:6px}.bpdemo-upload-status[data-status=uploading]{color:#0e7490}.bpdemo-upload-status[data-status=error]{color:#ef4444}.bpdemo-submit{align-self:flex-start;border:0;border-radius:14px;min-height:46px;padding:0 22px;background:var(--cyan);color:#fff;font-size:14px;font-weight:700;cursor:pointer;transition:opacity .15s ease;display:inline-flex;align-items:center;gap:8px}.bpdemo-submit:hover:not(:disabled){opacity:.9}.bpdemo-submit:disabled{opacity:.55;cursor:not-allowed}.bpdemo-inline-error{font-size:12.5px;color:#ef4444;background:rgba(239,68,68,.07);border:1px solid rgba(239,68,68,.25);border-radius:10px;padding:8px 12px;line-height:1.5}.bpdemo-captcha-note{font-size:12px;color:var(--muted)}.bpdemo-captcha-overlay{position:fixed;inset:0;z-index:1000;background:rgba(15,23,42,.5);display:flex;align-items:center;justify-content:center;padding:20px}.bpdemo-captcha-modal{background:#fff;border-radius:18px;padding:18px 20px 16px;box-shadow:0 24px 64px rgba(15,23,42,.25);display:flex;flex-direction:column;gap:12px;max-width:min(400px,100%)}.bpdemo-captcha-modal-head{display:flex;align-items:center;justify-content:space-between;font-size:14px;font-weight:700;color:#1f2937}.bpdemo-captcha-modal-close{border:0;background:none;font-size:22px;line-height:1;color:#9ca3af;cursor:pointer;padding:0 4px;border-radius:8px}.bpdemo-captcha-modal-close:hover{color:#374151;background:#f3f4f6}.bpdemo-switch-row{display:flex;align-items:flex-start;gap:10px}.bpdemo-switch{flex-shrink:0;width:40px;height:22px;margin-top:2px;border:0;border-radius:999px;background:#d1d5db;padding:2px;cursor:pointer;display:inline-flex;align-items:center;transition:background .15s ease}.bpdemo-switch[data-on=true]{background:var(--cyan)}.bpdemo-switch:disabled{opacity:.55;cursor:not-allowed}.bpdemo-switch-thumb{width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(15,23,42,.25);transition:transform .15s ease}.bpdemo-switch[data-on=true] .bpdemo-switch-thumb{transform:translateX(18px)}.bpdemo-switch-text{display:flex;flex-direction:column;gap:2px}.bpdemo-switch-label{font-size:12.5px;font-weight:600;color:#374151}.bpdemo-switch-hint{font-size:12px;color:var(--muted)}.bpdemo-rewritten{border:1px solid var(--line);border-radius:12px;background:#fafbfc;padding:10px 14px;font-size:12.5px}.bpdemo-rewritten summary{cursor:pointer;font-weight:600;color:var(--muted);user-select:none}.bpdemo-rewritten-text{margin:8px 0 0;color:#475569;line-height:1.6;word-break:break-word}.bpdemo-result{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden;display:flex;flex-direction:column}.bpdemo-result-head{padding:10px 16px;border-bottom:1px solid var(--line);font-size:12.5px;font-weight:600;color:var(--muted);background:#fafbfc;display:flex;align-items:center;gap:10px}.bpdemo-result-body{padding:16px;display:flex;flex-direction:column;gap:14px;min-height:220px;justify-content:center}.bpdemo-result-placeholder{text-align:center;color:#94a3b8;font-size:13px;padding:36px 0}.bpdemo-result-loading{display:flex;flex-direction:column;align-items:center;gap:12px;padding:24px 0;color:var(--muted);font-size:13px}.bpdemo-spinner{width:22px;height:22px;border-radius:50%;border:2.5px solid var(--cyan);border-top:2.5px solid transparent;animation:bpdemo-spin .8s linear infinite}@keyframes bpdemo-spin{to{transform:rotate(1turn)}}.bpdemo-compare{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media (max-width:640px){.bpdemo-compare{grid-template-columns:1fr}}.bpdemo-compare-item{display:flex;flex-direction:column;gap:6px;min-width:0}.bpdemo-compare-label{font-size:11.5px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}.bpdemo-compare-img{width:100%;border-radius:12px;border:1px solid var(--line);object-fit:contain;max-height:420px;background:#f8fafc}.bpdemo-compare-img-clickable{cursor:zoom-in;transition:opacity .15s ease}.bpdemo-compare-img-clickable:hover{opacity:.85}.bpdemo-lightbox-overlay{position:fixed;inset:0;z-index:1100;background:rgba(15,23,42,.82);padding:24px}.bpdemo-lightbox,.bpdemo-lightbox-overlay{display:flex;align-items:center;justify-content:center}.bpdemo-lightbox{position:relative;max-width:min(1100px,100%);max-height:100%}.bpdemo-lightbox-close{position:absolute;top:-46px;right:-6px;border:0;background:rgba(255,255,255,.12);font-size:26px;line-height:1;color:#fff;cursor:pointer;width:36px;height:36px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;transition:background .15s ease}.bpdemo-lightbox-close:hover{background:rgba(255,255,255,.25)}.bpdemo-lightbox-stage{position:relative;line-height:0;max-width:100%;user-select:none}.bpdemo-lightbox-img{display:block;max-width:min(1100px,calc(100vw - 48px));max-height:calc(100vh - 120px);width:auto;height:auto;object-fit:contain;pointer-events:none}.bpdemo-lightbox-img-after{position:absolute;inset:0;width:100%;height:100%}.bpdemo-lightbox-divider{position:absolute;top:0;bottom:0;width:2px;background:#fff;transform:translateX(-1px);pointer-events:none}.bpdemo-lightbox-handle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:40px;height:40px;border-radius:50%;background:#fff;color:#334155;box-shadow:0 2px 10px rgba(15,23,42,.4);display:flex;align-items:center;justify-content:center;gap:2px;cursor:ew-resize;pointer-events:auto;touch-action:none;font-size:10px}.bpdemo-lightbox-handle-arrow{line-height:1}.bpdemo-lightbox-tag{position:absolute;top:12px;font-size:12px;font-weight:600;color:#fff;background:rgba(15,23,42,.55);border-radius:999px;padding:4px 12px;pointer-events:none;line-height:1.4}.bpdemo-lightbox-tag-before{left:12px}.bpdemo-lightbox-tag-after{right:12px}.bpdemo-lightbox-range{position:absolute;bottom:0;left:0;width:100%;height:2px;opacity:0;margin:0;cursor:ew-resize;appearance:auto}.bpdemo-result-error{font-size:13px;color:#b91c1c;background:rgba(239,68,68,.07);border:1px solid rgba(239,68,68,.3);border-radius:12px;padding:14px 16px;line-height:1.6;word-break:break-word}.bpdemo-current-stage{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:#0e7490;background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.4);border-radius:10px;padding:10px 14px}.bpdemo-current-stage .bpdemo-spinner{width:16px;height:16px;border-width:2px;flex-shrink:0}.bpdemo-footer{border-top:1px solid var(--line);background:#eef2f7;padding:20px 24px 28px}.bpdemo-footer-inner{max-width:960px;margin:0 auto;font-size:12px;color:#64748b;line-height:1.7;display:flex;flex-direction:column;gap:4px}.bpdemo-footer-title{font-weight:700;color:#475569}