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20px;position:absolute;top:0;left:0;z-index:6;width:var(--sec-size);height:var(--sec-size);margin:calc(var(--sec-size) / -2) 0 0 calc(var(--sec-size) / -2);border:2px solid #ff5ea3;border-radius:50%;background:color-mix(in srgb,#ff5ea3 30%,transparent);box-shadow:0 1px 4px #00000073;cursor:grab;touch-action:none}.sec-handle.dragging{cursor:grabbing;background:color-mix(in srgb,#ff5ea3 55%,transparent)}.sec-handle:after{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-top:5px solid transparent;border-bottom:5px solid transparent;border-left:8px solid #ff5ea3;transform:rotate(var(--sec-dir, 0rad)) translate(calc(var(--sec-size) / 2 + 2px),-50%);transform-origin:0 0}.sec-handle.no-dir:after{display:none}@media(pointer:coarse){.sec-handle{--sec-size: 32px}}html:lang(ja){--font: -apple-system, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;font-family:var(--font)}html:lang(zh-CN){--font: -apple-system, "PingFang SC", "Microsoft YaHei", 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button{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:40px;padding:8px 12px;border:0;border-radius:4px;background:transparent;color:inherit;font:inherit;text-align:left;white-space:nowrap;cursor:pointer}.language-list button:hover,.language-list button:focus{background:var(--bg-hover, ButtonFace)}.language-list button[aria-checked=true]:after{content:"✓"}@media(max-width:767px){.titlebar{flex-wrap:nowrap;height:44px;min-height:44px;padding-block:0}.language-control{flex-basis:36px;width:36px;margin-left:0}.language-trigger{width:36px;height:36px}.titlebar .brand{min-width:0;flex-shrink:1;overflow:hidden;text-overflow:ellipsis}.titlebar .title-actions{flex-shrink:0}}@media(max-width:767px){.titlebar .docname{display:none}}@media(max-width:1000px){.titlebar .tbtn .lbl{display:none}}.num-input{width:100%;min-width:0;height:28px;padding:0 6px;border:1px solid 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