.nine-grid-root{--ng-accent: var(--ds-color-primary, #4f46e5);--ng-ink: var(--ds-color-ink, #172033);--ng-muted: var(--ds-color-muted, #64748b);--ng-surface: var(--ds-color-surface, #ffffff);--ng-border: var(--ds-color-border, #d9e0ec);--ng-radius: var(--ds-radius-md, 12px);height:100%;display:flex;flex-direction:column;overflow:hidden;background:var(--ds-color-canvas, #f7f9ff);color:var(--ng-ink);font-family:var(--ds-font-sans, "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif)}.ng-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:40px 24px;text-align:center}.ng-empty-icon{color:var(--ng-accent);opacity:.9}.ng-empty-title{margin:0;font-size:20px;font-weight:600}.ng-empty-hint{margin:0;color:var(--ng-muted);font-size:14px}.ng-empty-privacy{margin:0;color:var(--ng-muted);font-size:13px}.ng-empty-action{min-height:44px}.ng-empty-error{margin:0;color:var(--ds-color-danger, #ef4444);font-size:14px}.ng-drag-hint{position:fixed;inset:0;z-index:40;display:flex;align-items:center;justify-content:center;background:#4f46e514;border:2px dashed var(--ng-accent);color:var(--ng-accent);font-size:18px;font-weight:600;pointer-events:none}.ng-topbar{height:56px;flex:0 0 56px;display:flex;align-items:center;gap:16px;padding:0 20px;background:var(--ng-surface);border-bottom:1px solid var(--ng-border)}.ng-title{margin:0;font-size:16px;font-weight:600}.ng-privacy-note{color:var(--ng-muted);font-size:12px}.ng-topbar-actions{margin-left:auto;display:flex;gap:8px}.ng-topbar-action{min-height:44px;padding:0 16px;border:1px solid var(--ng-border);border-radius:var(--ng-radius);background:var(--ng-surface);color:var(--ng-ink);font-size:14px;cursor:pointer}.ng-topbar-action:hover{border-color:var(--ng-accent);color:var(--ng-accent)}.ng-desktop-layout{flex:1;display:flex;flex-direction:column;min-height:0}.ng-desktop-body{flex:1;display:flex;min-height:0}.ng-desktop-preview{flex:1;min-width:0;position:relative;padding:16px}.ng-desktop-sidebar{width:360px;flex:0 0 360px;border-left:1px solid var(--ng-border);background:var(--ng-surface);padding:16px 20px;display:flex;flex-direction:column;gap:16px;overflow-y:auto}.ng-desktop-download{margin-top:auto}.ng-desktop-results{flex:0 0 auto;max-height:32%;min-height:220px;overflow-y:auto;border-top:1px solid var(--ng-border);background:var(--ng-surface)}.ng-preview{position:relative;width:100%;height:100%;min-height:260px;background:#0f172a1a;border-radius:var(--ng-radius);overflow:hidden;touch-action:none;user-select:none}.ng-preview-canvas img{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}.ng-preview-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--ng-muted);font-size:14px}.ng-crop-window{box-shadow:0 0 0 9999px #0f172a73;border:1px solid rgb(255 255 255 / 90%);box-sizing:border-box;cursor:move}.ng-crop-window.interacting{box-shadow:0 0 0 9999px #0f172a8c}.ng-crop-dim{position:absolute;top:8px;left:8px;padding:2px 8px;border-radius:6px;background:#0f172ab3;color:#fff;font-size:12px}.ng-grid-line{position:absolute;background:#ffffffe5;pointer-events:none}.ng-grid-line-v{top:0;bottom:0;width:1px}.ng-grid-line-h{left:0;right:0;height:1px}.ng-grid-number{position:absolute;transform:translate(-50%,-50%);color:#ffffffbf;font-size:14px;font-weight:600;pointer-events:none;text-shadow:0 1px 3px rgb(0 0 0 / 60%)}.ng-crop-actions{position:absolute;bottom:12px;right:12px;display:flex;gap:8px;z-index:2}.ng-crop-action{min-height:44px;padding:0 14px;border-radius:var(--ng-radius);border:1px solid rgb(255 255 255 / 60%);background:#0f172a99;color:#fff;font-size:13px;cursor:pointer}.ng-crop-action:hover{background:#0f172acc}.ng-settings{display:flex;flex-direction:column;gap:16px}.ng-setting{display:flex;flex-direction:column;gap:8px}.ng-setting-label{font-size:13px;font-weight:600;color:var(--ng-ink)}.option-segments{display:flex;gap:6px;flex-wrap:wrap}.option-segment{min-height:44px;padding:0 14px;border:1px solid var(--ng-border);border-radius:8px;background:var(--ng-surface);color:var(--ng-ink);font-size:14px;cursor:pointer;flex:1 1 auto;min-width:max-content;white-space:nowrap}.option-segment.active{background:var(--ng-accent);border-color:var(--ng-accent);color:#fff}.ng-order-hint{margin:0;color:var(--ng-muted);font-size:12px;line-height:1.6}.ng-results{padding:12px 20px}.ng-results-empty{color:var(--ng-muted);font-size:13px;margin:0}.ng-results-grid{display:grid;grid-template-columns:repeat(3,minmax(0,180px));gap:10px;justify-content:start}.ng-tile{border:1px solid var(--ng-border);border-radius:var(--ng-radius);overflow:hidden;background:var(--ng-surface);display:flex;flex-direction:column}.ng-tile-image{width:100%;aspect-ratio:1;object-fit:cover;display:block}.ng-tile-meta{padding:8px 10px;display:flex;flex-direction:column;gap:2px}.ng-tile-size{font-size:13px;font-weight:600}.ng-tile-name{font-size:11px;color:var(--ng-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ng-tile-download{min-height:44px;margin:0 8px 8px;border-radius:8px;border:1px solid var(--ng-border);background:var(--ng-surface);color:var(--ng-accent);font-size:13px;cursor:pointer}.ng-tile-download:hover{border-color:var(--ng-accent)}.ng-download-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 20px;background:var(--ng-surface);border-top:1px solid var(--ng-border)}.ng-download-count{color:var(--ng-muted);font-size:13px}.ng-download-zip{min-height:44px;padding:0 20px}.ng-error-banner{position:fixed;left:50%;bottom:24px;transform:translate(-50%);padding:10px 18px;border-radius:var(--ng-radius);background:#fef2f2;border:1px solid #fecaca;color:#b91c1c;font-size:14px;z-index:50;box-shadow:var(--ds-shadow-md, 0 12px 32px rgb(23 32 51 / 12%))}.ng-replace-overlay{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;background:#0f172a66}.ng-replace-card{width:min(320px,86vw);padding:24px;border-radius:var(--ng-radius);background:var(--ng-surface);text-align:center;box-shadow:var(--ds-shadow-md, 0 12px 32px rgb(23 32 51 / 12%))}.ng-replace-actions{display:flex;gap:12px;justify-content:center;margin-top:16px}@media(max-width:1023.98px){.nine-grid-root{overflow-y:auto}.ng-mobile-layout{flex:1;display:flex;flex-direction:column;min-height:0;padding-bottom:env(safe-area-inset-bottom,0px)}.ng-mobile-topbar{display:flex;align-items:center;justify-content:flex-end;gap:8px;padding:8px 16px;background:var(--ng-surface);border-bottom:1px solid var(--ng-border)}.ng-mobile-action{min-height:44px;padding:0 14px;border:1px solid var(--ng-border);border-radius:8px;background:var(--ng-surface);color:var(--ng-ink);font-size:14px}.ng-mobile-preview{height:min(52vh,520px);min-height:300px;padding:12px}.ng-mobile-settings{padding:16px;background:var(--ng-surface);border-top:1px solid var(--ng-border)}.ng-mobile-results{padding:12px 16px}.ng-results-grid{gap:8px}.ng-tile-meta{padding:6px 8px}.ng-tile-download{margin:0 6px 6px}.ng-download-bar{position:sticky;bottom:0;z-index:10;padding-bottom:calc(12px + env(safe-area-inset-bottom,0px))}}@media(max-width:359.98px){.option-segments{gap:4px}.option-segment{padding:0 10px;font-size:13px}}