.share-dialog{width:min(620px,calc(100vw - 24px));max-height:calc(100dvh - 28px);padding:0;border:1px solid #d4d2c6;border-radius:16px;background:#faf8f2;color:#223025;overflow:auto}
.share-dialog::backdrop{background:#18241ac2}
.share-panel{display:grid;gap:12px;padding:20px;font-family:"Yu Gothic","Meiryo",sans-serif}
.share-panel header{display:flex;align-items:center;justify-content:space-between;gap:14px}
.share-panel h2{margin:0;font:500 1.45rem/1.4 "Yu Mincho","Hiragino Mincho ProN",serif}
.share-panel header button{width:44px;height:44px;padding:0;display:grid;place-items:center;font-size:1.6rem;background:transparent;border:0}
.share-help{margin:0;color:#495649;font-size:.9rem;line-height:1.6}
.share-preview{display:block;max-width:min(100%,315px);max-height:42dvh;aspect-ratio:4/5;object-fit:contain;margin:0 auto;background:#e9e7dd;border:1px solid #d4d2c6}
.share-preview:not([src]){visibility:hidden;max-height:0;border:0;margin:0}
.share-caption-label{display:grid;gap:6px;font-size:.95rem;line-height:1.5}
.share-caption-label textarea,.share-copy-fallback{box-sizing:border-box;width:100%;padding:10px;font:1rem/1.5 "Yu Gothic","Meiryo",sans-serif;border:1px solid #bbbfb2;border-radius:8px;background:#fff;resize:vertical}
.share-status{min-height:1.4em;margin:0;color:#30573b;font-size:.9rem;line-height:1.55}
.share-status.is-error{color:#704329}
.share-actions{display:flex;flex-wrap:wrap;gap:8px}
.share-actions button,#shareNoPhoto,#shareRetryPhoto{min-height:44px;padding:8px 14px;white-space:normal}
.share-actions button:disabled{opacity:.52;cursor:default}
.share-copy-fallback[hidden]{display:none}
@media(max-width:600px){.share-panel{padding:16px}.share-actions{display:grid;grid-template-columns:1fr 1fr}.share-actions #shareSend{grid-column:1/-1}.share-preview{max-height:39dvh}}