:root{--bg:#fff6f5;--card:#ffffff;--ink:#3f3a3a;--muted:#8a8280;--line:#f4e4e2;--pink:#d9506a;--pink-deep:#b93a54;--pink-mid:#f8aeb9;--pink-soft:#fdecef;--radius:14px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-sans),"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-size:15px;line-height:1.75}a{color:var(--pink-deep)}h1,h2,h3{font-family:var(--font-round),sans-serif;font-weight:700;line-height:1.45}h1{font-size:clamp(1.25rem,3.6vw,1.6rem);margin:0 0 .4rem}h2{font-size:1.05rem;margin:0}button{font:inherit;color:inherit;cursor:pointer}.wrap{width:min(100%,1080px);margin-inline:auto;padding-inline:16px}main.wrap{padding-block:18px 40px;min-height:60vh}.demo-bar{margin:0;padding:3px 12px;text-align:center;background:#fff3cf;color:#6b4a06;font-size:.75rem}.site-header{background:#fff;border-bottom:3px solid var(--pink-mid)}.header-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:8px}.petal{position:absolute;display:none;line-height:0;pointer-events:none}.logo{display:flex;align-items:center;gap:6px;text-decoration:none}.logo-word{font-family:var(--font-round),sans-serif;font-weight:900;font-size:1.4rem;letter-spacing:.02em;color:var(--pink)}.logo-word span{color:var(--pink-deep)}.site-header nav{display:none;align-items:center;gap:20px;position:relative}.site-header nav a:not(.btn){color:var(--ink);text-decoration:none;font-weight:500;font-size:.92rem}.site-header nav a:not(.btn):hover{color:var(--pink-deep)}.site-footer{background:#fff;border-top:3px solid var(--pink-mid);padding-block:20px 86px;color:var(--muted);font-size:.82rem}.footer-brand{display:flex;align-items:center;gap:8px;color:var(--pink-deep);font-family:var(--font-round),sans-serif;font-weight:700;margin-bottom:8px}.site-footer 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li+li{border-top:1px solid var(--line)}.art-list a{display:block;padding:9px 2px;color:var(--ink);font-weight:700;text-decoration:none}.art-list a:hover{color:var(--pink-deep)}.talk{background:var(--card);border:1px solid var(--pink-mid);border-radius:var(--radius)}.talk summary{display:flex;align-items:center;gap:10px;padding:11px 14px;cursor:pointer;list-style:none}.talk summary::-webkit-details-marker{display:none}.talk-mark{display:grid;place-items:center;flex:0 0 38px;height:38px;border-radius:50%;background:var(--pink-soft)}.talk-text{flex:1 1;min-width:0;display:grid;line-height:1.45}.talk-text b{font-family:var(--font-round),sans-serif;font-weight:700;color:var(--pink-deep);font-size:1.02rem}.talk-text small{font-size:.74rem;color:var(--muted)}.talk-arrow{flex:none;color:var(--pink-deep);transition:transform .15s}.talk[open] .talk-arrow{transform:rotate(180deg)}.talk-body{padding:0 14px 12px;border-top:1px solid 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