:root{--ink:#172732;--paper:#f3f3f0;--white:#fbfbf9;--dark:#070e10;--gold:#b69a6b;--gold-d:#8d7449;--muted:#4d5d68;--line:#d9d6cd}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Noto Serif JP','Yu Mincho','游明朝','Hiragino Mincho ProN',serif;font-weight:500;font-size:17px;line-height:1.95;letter-spacing:.04em;word-break:auto-phrase;line-break:strict;-webkit-font-smoothing:antialiased}
a{color:inherit}
.geo{font-family:Georgia,'Times New Roman',serif}
/* ヘッダー */
.top{position:absolute;z-index:5;left:0;right:0;display:flex;align-items:center;gap:24px;padding:26px max(4%,20px);color:#fff}
.top .brand{display:flex;align-items:center;gap:12px;text-decoration:none;white-space:nowrap}
.top .brand img{width:34px;height:37px}
.top .brand b{display:block;font-weight:500;font-size:19px;letter-spacing:.26em;line-height:1.2}
.top .brand small{display:block;font:700 8px/2 Georgia,serif;letter-spacing:.26em}
.top .draft{margin-left:auto;font-size:12px;letter-spacing:.12em;opacity:.85;text-align:right}
.top .go{border:1px solid #b1b7b9;border-radius:2px;padding:12px 18px;font-size:13px;letter-spacing:.12em;text-decoration:none;white-space:nowrap;color:#fff}
.top .go:hover{background:#ffffff1c}
/* ヒーロー */
.hero{position:relative;isolation:isolate;min-height:min(760px,92vh);background:#070e10;color:#fff;display:flex;align-items:center;overflow:hidden}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:62% center;z-index:-2}
.hero:before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#070e10ee 0%,#070e10b8 38%,#070e1000 78%)}
.hero .in{width:min(1180px,100%);margin:0 auto;padding:150px max(4%,20px) 96px}
.hero .label{font:700 13px/1.6 Georgia,serif;letter-spacing:.3em;color:#d6c3a0;margin:0 0 22px}
.hero h1{margin:0;font-weight:500;font-size:clamp(30px,4.3vw,62px);line-height:1.5;letter-spacing:.1em;max-width:15em;text-wrap:balance}
.hero .sub{margin:34px 0 0;max-width:30em;font-size:clamp(16px,1.35vw,20px);line-height:2.05}
.hero .sub p{margin:0 0 .5em}
.hero .page-no{position:absolute;right:max(4%,20px);bottom:26px;font:400 12px Georgia,serif;letter-spacing:.2em;color:#ffffffb3}
/* 帯（画像） */
.band{position:relative;isolation:isolate;min-height:clamp(170px,23vw,330px);display:flex;align-items:center;overflow:hidden;background:#101a1f}
.band>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.band.chap{min-height:clamp(260px,34vw,470px)}
.band.chap:before{content:'';position:absolute;inset:0;z-index:-1}
.band.chap.dark:before{background:linear-gradient(90deg,#070e10d9 0%,#070e108c 40%,#070e1000 80%)}
.band.chap.light:before{background:linear-gradient(90deg,#fbfbf9e6 0%,#fbfbf99e 40%,#fbfbf900 80%)}
.band .in{width:min(1180px,100%);margin:0 auto;padding:40px max(4%,20px)}
.band.dark{color:#fff}.band.light{color:var(--ink)}
.band .cno{font:700 12px/1.6 Georgia,serif;letter-spacing:.32em;margin:0 0 12px;opacity:.9}
.band h2{margin:0;font-weight:500;font-size:clamp(24px,3.1vw,44px);line-height:1.55;letter-spacing:.08em;max-width:17em;text-wrap:balance}
/* ページ */
.pg{padding:clamp(48px,6.4vw,92px) 0}
.pg.paper{background:var(--paper)}.pg.white{background:var(--white)}
.pg .wrap{width:min(1080px,100%);margin:0 auto;padding:0 max(4%,20px);display:grid;grid-template-columns:150px minmax(0,1fr);gap:0 clamp(24px,4vw,64px)}
.rail{padding-top:.35em}
.rail .num{display:block;font:300 clamp(34px,3.6vw,48px)/1 'Roboto Condensed','Arial Narrow',sans-serif;color:var(--gold-d)}
.rail i{display:block;width:30px;height:1px;background:var(--gold);margin:12px 0 10px}
.rail .of{font:400 12px Georgia,serif;letter-spacing:.2em;color:var(--muted)}
.pg h2{margin:0 0 1.1em;font-weight:500;font-size:clamp(25px,2.9vw,40px);line-height:1.55;letter-spacing:.05em;text-wrap:balance}
.copy{max-width:36em}
.copy p{margin:0 0 .55em;text-wrap:pretty}
.copy p.em{font-weight:700;font-size:1.14em;line-height:1.85;margin-top:1.05em;margin-bottom:.7em}
.copy p.cue{margin:1.5em 0 .3em;font-size:.95em;letter-spacing:.14em;color:var(--muted)}
.copy p.q,.copy .qs p{margin:.7em 0;padding:.35em 0 .35em 1.05em;border-left:3px solid var(--gold);font-size:1.07em}
.copy .qs{margin:.5em 0 1em}
.copy .qs p{margin:.45em 0}
.copy p.q.em{font-weight:700}
.copy .flow{display:flex;flex-direction:column;align-items:flex-start;gap:.15em;margin:.9em 0 1.1em}
.copy .flow .step{display:inline-block;padding:.35em 1.1em;border:1px solid var(--line);background:#ffffffc4;border-radius:2px}
.copy .flow .arrow{margin:0 0 0 1.3em}
.copy .arrow{color:var(--gold-d);margin:0 0 0 1.2em;font-size:1.1em;line-height:1.3}
.copy p.arrow{margin:.05em 0 .05em 1.2em}
.copy .bul{margin:.7em 0 1.1em;padding:0;list-style:none}
.copy .bul li{position:relative;padding-left:1.2em;margin:.2em 0}
.copy .bul li:before{content:'';position:absolute;left:.15em;top:.95em;width:6px;height:6px;border-radius:50%;background:var(--gold)}
.ladder{margin:1.2em 0 1.4em;border-top:1px solid var(--line)}
.ladder .lh,.ladder .lr{display:grid;grid-template-columns:9.6em minmax(0,1fr);gap:1em;padding:.7em 1em;border-bottom:1px solid var(--line)}
.ladder .lr b{padding-left:calc(var(--i,0) * .9em)}
.ladder .lh{font-size:.88em;color:var(--muted);letter-spacing:.14em}
.ladder .lr{background:linear-gradient(90deg,rgba(182,154,107,calc(.06 + var(--i,0) * .035)),transparent 82%)}
.ladder .lr b{font-weight:700}
/* 結び */
.close{position:relative;isolation:isolate;background:#070e10;color:#fff;padding:clamp(90px,12vw,170px) 0;overflow:hidden}
.close>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.close:before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#070e10e6 0%,#070e10a8 48%,#070e1038 100%)}
.close .wrap{width:min(1080px,100%);margin:0 auto;padding:0 max(4%,20px);display:grid;grid-template-columns:150px minmax(0,1fr);gap:0 clamp(24px,4vw,64px)}
.close .rail .num{color:#d6c3a0}.close .rail i{background:#d6c3a0}.close .rail .of{color:#ffffffb3}
.close h2{color:#fff}
.close .copy p{color:#fff}
.close .copy p.em{font-size:clamp(20px,2.1vw,28px);line-height:1.9;font-weight:500}
.foot{background:#070e10;color:#ffffffc7;padding:34px max(4%,20px);display:flex;flex-wrap:wrap;gap:12px 28px;align-items:center;font-size:13px;letter-spacing:.1em}
.foot b{font-weight:500;letter-spacing:.24em;color:#fff}
.foot a{text-decoration:none;border-bottom:1px solid #ffffff55}
/* 一覧 */
.idx{min-height:100vh;background:var(--dark);color:#fff;padding:clamp(60px,9vw,120px) max(5%,20px)}
.idx h1{font-weight:500;font-size:clamp(26px,3.2vw,42px);letter-spacing:.1em;margin:0 0 .5em}
.idx p{max-width:40em;color:#ffffffd6}
.idx ul{list-style:none;margin:40px 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;max-width:1080px}
.idx li a{display:block;height:100%;padding:24px 26px;border:1px solid #ffffff44;border-radius:2px;text-decoration:none;color:#fff;background:#ffffff0a}
.idx li a:hover{background:#ffffff18}
.idx li b{display:block;font-size:22px;font-weight:500;letter-spacing:.12em;margin-bottom:6px}
.idx li small{display:block;color:#d6c3a0;letter-spacing:.14em;margin-bottom:10px}
@media(max-width:760px){
 body{font-size:17px}
 .top{padding:18px 20px;gap:12px}.top .draft{display:none}.top .go{margin-left:auto;padding:10px 12px;font-size:12px}
 .pg .wrap,.close .wrap{grid-template-columns:1fr}
 .rail{display:flex;align-items:baseline;gap:14px;margin-bottom:14px;padding-top:0}.rail i{width:24px;margin:0}
 .hero .in{padding:120px 20px 80px}
 .ladder .lh,.ladder .lr{grid-template-columns:7.4em minmax(0,1fr);padding:.7em .8em}
 .band.chap{min-height:240px}
}
@media print{.top{position:static;background:#070e10}}