.at-share-dialog{box-sizing:border-box;width:min(430px,calc(100% - 28px));max-height:calc(100dvh - 28px);padding:18px;border:1px solid #d5d8d3;border-radius:0;background:#fafaf8;color:#252a26;overflow-y:auto;font:13px/1.6 -apple-system,BlinkMacSystemFont,'Yu Gothic',Meiryo,sans-serif}.at-share-dialog::backdrop{background:#ffffffb3;backdrop-filter:blur(4px)}.at-share-dialog header{display:flex;align-items:center;justify-content:space-between;gap:12px}.at-share-dialog h2{font:500 17px/1.5 sans-serif;margin:0}.at-share-dialog header button{width:36px;height:36px;padding:0;border:0;border-radius:0;background:none;font:25px sans-serif;color:#666;cursor:pointer}.at-share-preview{display:grid;place-items:center;aspect-ratio:1;background:#fff;margin:14px 0}.at-share-preview img{display:block;width:100%;height:auto}.at-share-preview p{font-size:12px;color:#777}.at-share-preview [hidden]{display:none}.at-share-social{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.at-share-social a,.at-share-actions button,.at-share-actions a,.at-share-play{display:grid;place-items:center;min-height:42px;box-sizing:border-box;padding:8px;border:1px solid #bac3b9;border-radius:0;background:none;text-align:center;color:#2c4131;text-decoration:none;font:13px/1.5 sans-serif;cursor:pointer}.at-share-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.at-share-actions>*{flex:1 1 40%;min-width:0}.at-share-actions [hidden]{display:none}.at-share-actions button:disabled{opacity:.4;cursor:default}.at-share-dialog textarea{box-sizing:border-box;width:100%;height:68px;margin-top:10px;border:1px solid #bdc5bb;background:#fff;font:11px/1.5 sans-serif}.at-share-dialog [data-share-status]{font-size:11px;color:#56705b;margin:8px 0 0}.at-share-play{width:100%;margin-top:12px}.at-share-dialog :is(button,a):focus-visible{outline:2px solid #3f6248;outline-offset:2px}
@media(max-height:650px){.at-share-dialog{width:min(370px,calc(100% - 24px));padding:12px}.at-share-preview{margin:8px 0;max-height:44dvh;aspect-ratio:auto}.at-share-preview img{width:auto;max-width:100%;max-height:44dvh}.at-share-social a,.at-share-actions button,.at-share-actions a{min-height:36px}}
.at-share-preview{aspect-ratio:1200/630}.at-share-dialog.is-publishing [data-share-status]::before{content:'';display:inline-block;width:10px;height:10px;border:1px solid #ccc;border-top-color:#333;border-radius:50%;margin-right:7px;vertical-align:-1px;animation:at-share-spin .7s linear infinite}@keyframes at-share-spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.at-share-dialog.is-publishing [data-share-status]::before{animation:none}}
.at-share-hint{font-size:10px;line-height:1.6;color:#777;margin:8px 0 0}