:root{font-family:-apple-system,BlinkMacSystemFont,"Yu Gothic","Hiragino Sans",sans-serif;color:#182e43;background:#f1f6fa;line-height:1.65}*{box-sizing:border-box}body{margin:0}header{padding:25px max(22px,calc((100vw - 1180px)/2));background:#143b59;color:white}header a{color:#d3efff}h1{font-size:clamp(24px,3vw,34px);margin:10px 0 0}header p{margin:0 0 14px}.tag,.badge{display:inline-block;font-size:12px;padding:3px 10px;border-radius:20px;background:#e2f1fa;color:#165171}.tag{float:right}.notice{font-size:14px;background:#ffffff15;border:1px solid #ffffff35;border-radius:8px;padding:10px}nav{display:flex;gap:8px;padding:14px max(18px,calc((100vw - 1180px)/2));background:white;border-bottom:1px solid #d3e0eb;overflow:auto}button,select{font:inherit;min-height:44px;padding:9px 14px;border:1px solid #b5cbdc;border-radius:8px;color:#164966;background:#fff;cursor:pointer;touch-action:manipulation}button:hover{background:#edf6fc}button[aria-current=page],button.active,.primary{background:#155e83;color:white;border-color:#155e83}button:disabled{opacity:.45;cursor:default}:focus-visible{outline:3px solid #eea52e;outline-offset:3px}main{max-width:1220px;margin:auto;padding:25px 20px 45px}h2{font-size:25px;margin:0 0 12px}h3{font-size:19px}p{margin:8px 0 16px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.card,.panel{background:white;border:1px solid #d5e2eb;border-radius:13px;padding:20px}.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:20px 0}.flow div{background:#e3f2fb;padding:18px;border-radius:10px}.flow b{display:block;font-size:21px}.subtle{color:#567084;font-size:14px}.layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:20px}.asset-list{display:flex;flex-direction:column;gap:8px}.asset-list button{text-align:left}.content{white-space:pre-wrap;overflow-wrap:anywhere}.thumbnail,.slide-image{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:contain;background:#f4f6f9;border:1px solid #e1e7ed}.thumbnail{max-height:150px}.editor{width:100%;min-height:260px;resize:vertical;font:inherit;line-height:1.7;padding:12px;border:1px solid #93afc4;border-radius:8px}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:14px 0}.history{margin-top:22px;border-top:1px solid #dbe5ec;padding-top:14px}.history details{padding:10px;background:#f6f9fc;border-radius:8px;margin:8px 0}.deck-row{display:grid;grid-template-columns:135px minmax(0,1fr);gap:16px;margin-bottom:14px}.deck-row.selected{border:2px solid #237aa0}.deck-row h3{margin:3px 0}.deck-row img{width:135px;aspect-ratio:4/3;object-fit:contain}label{display:block;font-weight:bold}footer{display:flex;align-items:center;justify-content:space-between;gap:14px;max-width:1180px;margin:0 auto;padding:20px;border-top:1px solid #cddde8;font-size:13px}#announce{position:fixed;bottom:15px;left:50%;transform:translateX(-50%);background:#143b59;color:#fff;padding:10px 18px;border-radius:9px;pointer-events:none;max-width:90vw}#announce:empty{display:none}dialog{border:0;border-radius:14px;padding:20px;max-width:96vw;max-height:94dvh;color:inherit}dialog::backdrop{background:#10283ed9}#preview{width:1100px}.preview-head,.preview-controls{display:flex;justify-content:space-between;align-items:center;gap:15px}#preview-image{display:block;width:100%;height:min(65dvh,750px);object-fit:contain}.preview-controls{padding-top:10px}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:12px;border-bottom:1px solid #d9e4ec;vertical-align:top}.compare-label{font-weight:bold}.warning{background:#fff5d9;padding:12px;border-radius:8px}.checklist li{margin-bottom:10px}@media(max-width:850px){.layout{grid-template-columns:1fr}.asset-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.flow{grid-template-columns:repeat(2,1fr)}nav{padding:12px;flex-wrap:wrap}nav button{flex:1;white-space:nowrap}.grid{grid-template-columns:1fr}.deck-row{grid-template-columns:100px minmax(0,1fr)}.deck-row img{width:100px}footer{flex-direction:column;align-items:start}table{font-size:14px}}@media(max-width:450px){.asset-list{grid-template-columns:1fr}.deck-row{grid-template-columns:1fr}.deck-row img{width:100%;max-height:150px}.flow{grid-template-columns:1fr}main{padding:18px 12px}}