fm-size-guide{display:block;font-family:var(--font-body--family),Arial,sans-serif;color:#283b30}
.fm-size-guide *{box-sizing:border-box}
.fm-size-guide__open{display:flex;align-items:center;gap:9px;width:100%;min-height:48px;padding:12px 0;border:0;border-block:1px solid #e1e5df;background:transparent;color:inherit;font:inherit;font-size:12px;cursor:pointer;text-align:left}
.fm-size-guide__open>span{flex:1}.fm-size-guide__open svg{width:18px;height:18px}
.fm-size-guide dialog{padding:0;border:0;border-radius:16px;width:min(680px,calc(100% - 24px));max-width:none;max-height:90dvh;max-height:min(90dvh,900px);margin:auto;background:#fff;color:#283b30;overflow:auto;box-shadow:0 24px 80px #0003}
.fm-size-guide dialog::backdrop{background:#17241cc2}
body:has(.fm-size-guide dialog[open]){overflow:hidden}
.fm-size-guide__header{display:flex;justify-content:space-between;gap:16px;align-items:center;position:sticky;top:0;z-index:2;background:white;padding:16px 20px;border-bottom:1px solid #e1e5df}
.fm-size-guide__header p{font-size:9px;letter-spacing:1.4px;margin:0 0 5px}
.fm-size-guide__header h2{font-size:24px;font-weight:500;margin:0}
.fm-size-guide__header button{width:44px;height:44px;border:1px solid #e1e5df;border-radius:50%;background:#fafbf8;display:grid;place-items:center;color:inherit;cursor:pointer;flex-shrink:0}
.fm-size-guide__content{padding:16px 20px 24px}
.fm-size-guide__type{font-size:12px;margin:0 0 12px;color:#626861}
.fm-size-guide__scene{position:relative;border-radius:10px;overflow:hidden;aspect-ratio:4/3;background:#f3f2eb}
.fm-size-guide__room{display:block;width:100%;height:100%;object-fit:contain}
.fm-size-guide__canvas{position:absolute;left:50%;bottom:48%;transform:translateX(-50%);background:#ebe7df;border:2px solid #514c40;box-shadow:3px 4px 7px #0003;display:grid;place-items:center}
.fm-size-guide__canvas span{font-size:clamp(9px,2.4vw,13px);white-space:nowrap;background:#fffffff0;padding:2px 5px;color:#283b30;position:absolute;top:calc(100% + 7px);left:50%;transform:translateX(-50%)}
.fm-size-guide [hidden]{display:none!important}
.fm-size-guide__label{font-size:13px;font-weight:600;margin:18px 0 10px}
.fm-size-guide__choices{display:flex;flex-wrap:wrap;gap:8px}
.fm-size-guide__choices button{min-height:44px;min-width:65px;border:1px solid #dce1d8;border-radius:8px;padding:8px 12px;background:#fff;color:#283b30;font:inherit;font-size:13px;cursor:pointer}
.fm-size-guide__choices button[aria-pressed=true]{background:#283b30;color:#fff;border-color:#283b30}
.fm-size-guide__result{font-size:13px;line-height:1.5;margin:14px 0}
.fm-size-guide__note{font-size:11px;color:#626861;line-height:1.6;margin:8px 0}
.fm-size-guide__custom img{display:block;width:100%;max-height:390px;object-fit:contain}
.fm-size-guide :focus-visible{outline:2px solid #9b7139;outline-offset:3px}
@media(max-width:749px){.fm-size-guide__header{padding:12px 16px}.fm-size-guide__content{padding:12px 16px 20px}.fm-size-guide__header h2{font-size:21px}}