:root{color-scheme:light;--bg:#f7f2e8;--paper:#fffdf8;--ink:#25231f;--muted:#746d63;--soft:#8c857b;--line:#ded7ca;--cream:#f4efe5;--accent:#3f5c4c;--accent-soft:#edf2ee}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",Meiryo,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
button,input,textarea{font:inherit}
button{color:inherit}
.wrap{max-width:820px;margin:0 auto;padding:20px 18px 64px}
.brand{display:flex;justify-content:space-between;align-items:center;padding:4px 2px 18px;font-size:11px;letter-spacing:.12em;color:var(--soft)}
.brand a{text-decoration:none;border-bottom:1px solid #bdb5a8;padding-bottom:2px}
.hidden{display:none!important}
.hero{padding:46px 10px 30px;text-align:center}
.hero h1,.section-head h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(34px,8vw,54px);line-height:1.14;margin:8px 0 10px;letter-spacing:.02em}
.hero .lead{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:19px;margin:0}
.hero-copy{max-width:520px;margin:22px auto 0;line-height:1.85}
.eyebrow{font-size:11px;letter-spacing:.18em;color:var(--soft);font-weight:700}
.muted{color:var(--muted);line-height:1.75}
.small{font-size:12px;color:var(--soft);line-height:1.65}
.home-actions{display:grid;gap:10px;max-width:460px;margin:30px auto 0}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0 0 18px}
.stats>div{background:rgba(255,253,248,.75);border:1px solid var(--line);border-radius:18px;padding:18px 12px;text-align:center}
.stats strong{display:block;font-family:Georgia,serif;font-size:31px;font-weight:500;margin-bottom:4px}
.stats span{font-size:12px;color:var(--muted)}
.card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 10px 28px rgba(40,30,20,.045);margin:14px 0}
.card h2{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:24px;margin:8px 0 10px;line-height:1.45}.card h2.compact{font-size:21px}
.card p{line-height:1.8}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;border:0;border-radius:14px;padding:13px 16px;font-size:15px;font-weight:700;cursor:pointer;text-decoration:none;transition:transform .12s ease,opacity .12s ease,background .12s ease}
.button:active{transform:scale(.985)}.button:disabled{opacity:.5;cursor:default}
.button.primary{background:var(--ink);color:#fff}.button.secondary{background:var(--paper);border:1px solid #cfc6b8;color:var(--ink)}
.button.save{width:100%;margin-top:10px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}.purchase-row{margin-top:10px}
.divider{height:1px;background:var(--line);margin:24px 0}
.section-head{padding:22px 4px 10px}.section-head h1{font-size:clamp(29px,7vw,43px);text-align:left;margin-top:10px}.section-head .muted{max-width:610px}
.text-back{border:0;background:transparent;padding:8px 0;margin-bottom:25px;color:var(--muted);font-weight:700;cursor:pointer}
.archive-tools{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 16px}.sort-chip{border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:9px 14px;font-size:13px;font-weight:700;cursor:pointer}.sort-chip.on{background:var(--ink);border-color:var(--ink);color:#fff}
.status{color:var(--muted);line-height:1.6;margin:12px 0}.status.error{color:#9b473c}.archive-list{display:grid;gap:12px}
.archive-card{display:grid;grid-template-columns:88px 1fr;gap:16px;background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:16px;box-shadow:0 8px 24px rgba(40,30,20,.035)}
.archive-cover,.cover{width:88px;height:126px;object-fit:contain;background:#eee8dc;border-radius:7px;box-shadow:0 5px 14px rgba(40,30,20,.12)}.cover.placeholder,.archive-cover.placeholder{display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--soft);box-shadow:none}
.archive-copy{min-width:0}.archive-title{font-weight:800;font-size:18px;line-height:1.45;margin-top:1px}.archive-author{font-size:13px;color:var(--muted);margin-top:4px}.archive-count{font-size:13px;margin:12px 0 10px}.archive-count.zero{color:#8a674e}.archive-actions{display:flex;gap:8px;flex-wrap:wrap}.archive-actions .button{min-height:40px;padding:9px 12px;font-size:13px}
.question,.selected{display:flex;gap:17px;align-items:center;margin:18px 0}.question .ask{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-weight:700;font-size:23px;line-height:1.5}.selected .title,.candidate .title{font-weight:800;font-size:17px;line-height:1.45}.meta{font-size:13px;color:var(--muted);margin-top:4px}
.chain{display:flex;gap:7px;flex-wrap:wrap;align-items:center;font-size:12px;color:var(--muted)}.bookchip{background:var(--cream);border:1px solid var(--line);padding:7px 10px;border-radius:999px}
.label{display:block;margin:16px 0 7px;font-size:13px;font-weight:800}.req{color:#8a5a45;font-weight:600}input,textarea{width:100%;border:1px solid #cfc6b8;background:#fff;border-radius:13px;padding:13px 14px;outline:none;color:var(--ink)}input:focus,textarea:focus{border-color:#8f8679;box-shadow:0 0 0 3px rgba(120,108,92,.08)}textarea{min-height:115px;resize:vertical;line-height:1.7}.counter{text-align:right;color:var(--soft);font-size:12px;margin-top:5px}
.candidate{display:grid;grid-template-columns:70px 1fr auto;gap:12px;align-items:center;padding:13px 0;border-top:1px solid var(--line)}.candidate:first-child{margin-top:16px}.candidate .cover{width:70px;height:100px}.candidate .button{min-height:40px;padding:9px 12px;font-size:13px}.s-list{margin-top:12px}
.preview{white-space:pre-wrap;background:var(--cream);border-radius:14px;padding:16px;line-height:1.75;margin-top:18px;font-size:14px}.done{text-align:center}.done .big{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:28px;font-weight:700;line-height:1.5;margin:10px 0 8px}.done .button.primary{width:100%;margin-top:12px}
.relay-stats{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0 14px}.relay-stat{background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:8px 12px;font-size:12px;color:var(--muted)}.relay-stat strong{color:var(--ink);font-size:14px;margin-right:2px}
.relay-tree-scroll{overflow-x:auto;overflow-y:hidden;padding:8px 4px 26px;margin:0 -18px;scrollbar-color:#c6bdaf transparent}.relay-tree{display:inline-block;min-width:max-content;padding:10px 28px 10px 18px}.tree-item{display:flex;align-items:flex-start;position:relative}.tree-node-wrap{position:relative;display:flex;align-items:center}.tree-children{display:flex;flex-direction:column;gap:20px;margin-left:46px;position:relative}.tree-children:before{content:"";position:absolute;left:-24px;top:20px;bottom:20px;border-left:2px solid #cfc6b8}.tree-child{position:relative}.tree-child:before{content:"";position:absolute;left:-24px;top:50%;width:24px;border-top:2px solid #cfc6b8}.tree-node-wrap.has-children:after{content:"";position:absolute;right:-23px;top:50%;width:23px;border-top:2px solid #cfc6b8}
.relay-node{width:220px;background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:13px;box-shadow:0 7px 22px rgba(40,30,20,.045)}.relay-node.root{border-color:#9f9a85;box-shadow:0 9px 26px rgba(60,50,35,.08)}.relay-node-top{display:grid;grid-template-columns:56px 1fr;gap:10px;align-items:center}.relay-node .cover{width:56px;height:80px;box-shadow:0 3px 10px rgba(40,30,20,.11)}.relay-node-title{font-size:14px;font-weight:800;line-height:1.45}.relay-node-author{font-size:11px;color:var(--muted);margin-top:3px}.relay-note{font-size:12px;line-height:1.65;color:#5e574f;background:var(--cream);border-radius:10px;padding:9px 10px;margin-top:10px}.relay-node .button{width:100%;min-height:38px;font-size:12px;padding:8px 9px;margin-top:10px}.relay-level{font-size:10px;color:var(--soft);margin-bottom:7px;letter-spacing:.08em}.relay-help{margin-top:0}
.services{margin-top:34px;padding-top:20px;border-top:1px solid var(--line)}.service-title{text-align:center;font-size:12px}.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:12px}.service{display:block;text-decoration:none;background:rgba(255,253,248,.65);border:1px solid var(--line);border-radius:14px;padding:13px}.service strong{display:block;font-size:13px}.service span{display:block;color:var(--muted);font-size:11px;margin-top:4px;line-height:1.45}.foot{text-align:center;color:var(--soft);font-size:10px;margin-top:24px}
@media(max-width:620px){.wrap{padding:14px 14px 48px}.hero{padding:36px 3px 24px}.stats strong{font-size:26px}.row{grid-template-columns:1fr}.archive-card{grid-template-columns:72px 1fr;padding:13px}.archive-cover{width:72px;height:104px}.archive-actions{grid-column:1/-1}.archive-actions .button{flex:1}.question{align-items:flex-start}.question .cover{width:76px;height:110px}.question .ask{font-size:19px}.candidate{grid-template-columns:58px 1fr}.candidate .cover{width:58px;height:84px}.candidate .button{grid-column:1/-1;width:100%}.service-grid{grid-template-columns:1fr 1fr}.relay-node{width:194px}.tree-children{margin-left:38px}.tree-children:before{left:-20px}.tree-child:before{left:-20px;width:20px}.tree-node-wrap.has-children:after{right:-19px;width:19px}.relay-tree{padding-left:14px}}
@media(max-width:390px){.stats{grid-template-columns:1fr 1fr}.service-grid{grid-template-columns:1fr}.archive-title{font-size:16px}}