:root{--bg:#F2F0EC;--white:#fff;--ink:#121014;--mute:#6c6670;--line:#dedad4;--wine:#76354E;--peach:#F4BE95;--amber:#FFB547;
  --L1:#76354E;--L2:#5B4E8C;--L3:#121014;--L4:#D98A55;
  --sans:"Instrument Sans",Helvetica,Arial,sans-serif;--mono:"JetBrains Mono",ui-monospace,monospace;--g:clamp(16px,4vw,56px)}
*{box-sizing:border-box}html{overflow-x:clip;scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 var(--sans);-webkit-font-smoothing:antialiased}
a{color:inherit}
.wrap{max-width:1240px;margin:0 auto;padding:0 var(--g)}
.mono{font:500 .7rem/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase}
.bul{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;color:#fff;font:700 .62rem var(--mono);flex:0 0 26px}
.b1{background:var(--L1)}.b2{background:var(--L2)}.b3{background:var(--L3);box-shadow:inset 0 0 0 2px #fff}.b4{background:var(--L4)}
.btn{display:inline-flex;align-items:center;height:40px;padding:0 16px;border-radius:999px;background:var(--peach);color:var(--ink);font-weight:600;font-size:.84rem;text-decoration:none}
header{position:sticky;top:0;z-index:50}
.sign{background:var(--ink);color:#fff;border-bottom:6px solid transparent;border-image:linear-gradient(90deg,var(--L1) 0 25%,var(--L2) 25% 50%,var(--L3) 50% 75%,var(--L4) 75%) 1}
header .wrap{display:flex;align-items:center;gap:22px;height:64px}
.wm{display:flex;align-items:center;gap:12px;text-decoration:none;font:700 1.3rem var(--sans);letter-spacing:-.02em}
.wm span b{color:var(--peach)}
.wm .ring{width:30px;height:30px;border-radius:50%;border:4px solid var(--peach);position:relative;margin-right:14px}
.wm .ring::after{content:"";position:absolute;left:12px;top:-4px;width:30px;height:30px;border-radius:50%;border:4px solid #fff;box-sizing:border-box}
header nav{margin-left:auto;display:flex;gap:6px}
header nav a{display:flex;align-items:center;gap:8px;text-decoration:none;font-size:.88rem;padding:6px 10px;border-radius:8px;opacity:.8}
header nav a:hover,header nav a[aria-current]{background:#ffffff14;opacity:1}
header nav .bul{width:22px;height:22px;flex-basis:22px;font-size:.56rem}

.cover{padding:40px 0 30px}
.meta{display:flex;justify-content:space-between;gap:16px;color:var(--mute);margin-bottom:18px}
.meta a{text-decoration:none}.meta a:hover{color:var(--ink)}
.plate{border-radius:18px;overflow:hidden;box-shadow:0 24px 50px -36px #000a}
.plate .top{background:var(--ink);color:#fff;padding:26px 28px;display:flex;align-items:center;gap:16px}
.plate h1{margin:0 auto 0 0;font:700 clamp(2.4rem,6vw,5rem)/.95 var(--sans);font-stretch:80%;letter-spacing:-.035em}
.plate .top .bul{width:44px;height:44px;flex-basis:44px;font-size:.9rem}
.plate .bot{background:#fff;padding:14px 28px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;color:var(--mute)}
.docs{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.docs a{display:inline-flex;align-items:center;gap:10px;padding:9px 16px 9px 9px;border-radius:999px;background:#fff;box-shadow:0 0 0 1px var(--line);text-decoration:none;font-weight:600;font-size:.9rem;transition:box-shadow .2s}
.docs a:hover{box-shadow:0 0 0 2px var(--ink)}
.docs a[aria-current]{background:var(--ink);color:#fff;box-shadow:none}

.sheet{display:grid;grid-template-columns:minmax(220px,290px) minmax(0,1fr);gap:56px;padding-top:30px;padding-bottom:110px;align-items:start}
.toc{position:sticky;top:96px}
.toc summary{list-style:none;cursor:default;color:var(--mute);margin-bottom:14px}
.toc summary::-webkit-details-marker{display:none}
.toc ol{list-style:none;margin:0;padding:0;position:relative}
.toc ol::before{content:"";position:absolute;left:9px;top:12px;bottom:12px;width:6px;border-radius:3px;background:var(--c)}
.toc li a{position:relative;display:grid;grid-template-columns:24px 26px 1fr;gap:6px;align-items:baseline;padding:7px 0;text-decoration:none;font-size:.9rem;line-height:1.35;color:var(--mute);transition:color .2s}
.toc li a i{position:relative;top:3px;width:18px;height:18px;border-radius:50%;background:#fff;border:4px solid var(--ink);box-sizing:border-box;transition:background .2s}
.toc li a .mono{font-size:.62rem}
.toc li a:hover,.toc li a.on{color:var(--ink)}
.toc li a.on{font-weight:600}
.toc li a.on i{background:var(--amber)}

.doc{max-width:760px;font-size:1.04rem;color:#2d282f}
.doc .lead{font-size:1.2rem;line-height:1.55;color:var(--ink);margin-top:0}
.doc p{margin:0 0 16px}
.doc .start{background:var(--ink);color:#fff;border-radius:16px;padding:20px 22px;box-shadow:6px 6px 0 var(--c)}
.doc .start a{color:var(--peach)}
.doc .start strong{color:#fff}
.doc h2{display:flex;align-items:center;gap:14px;margin:56px 0 16px;font:700 clamp(1.5rem,2.6vw,2rem)/1.1 var(--sans);font-stretch:85%;letter-spacing:-.02em;color:var(--ink)}
.doc h2 .n{display:inline-grid;place-items:center;width:40px;height:40px;flex:0 0 40px;border-radius:50%;background:#fff;border:5px solid var(--ink);font:700 .7rem var(--mono)}
.doc h3{margin:28px 0 10px;font:700 1.15rem var(--sans)}
.doc ul{margin:0 0 18px;padding:0;list-style:none;display:grid;gap:10px}
.doc li{position:relative;padding-left:26px}
.doc li::before{content:"";position:absolute;left:4px;top:.62em;width:10px;height:10px;border-radius:50%;background:var(--c)}
.doc strong{color:var(--ink)}
.doc a{color:var(--wine);text-underline-offset:3px}
.doc table{width:100%;border-collapse:separate;border-spacing:0;margin:6px 0 22px;background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 0 0 1px var(--line);font-size:.95rem}
.doc th{background:var(--ink);color:#fff;text-align:left;font:600 .68rem var(--mono);letter-spacing:.06em;text-transform:uppercase;padding:12px 14px}
.doc td{padding:12px 14px;border-top:1px solid var(--line);vertical-align:top}
.doc .stamp{margin-top:56px;padding-top:18px;border-top:1px solid var(--line);color:var(--mute)}

footer{background:var(--ink);color:#a8a1ac}
.endline{height:12px;background:linear-gradient(90deg,var(--L1) 0 25%,var(--L2) 25% 50%,#2c2830 50% 75%,var(--L4) 75%)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 30px;padding-top:22px;padding-bottom:22px;font-size:.84rem}
footer nav{display:flex;gap:18px;flex-wrap:wrap}footer a{text-decoration:none}footer a:hover{color:#fff}

@media (max-width:960px){
  header nav .t{display:none}
  .sheet{grid-template-columns:1fr;gap:20px;padding-top:10px}
  .toc{position:static}
  .toc details{background:#fff;border-radius:14px;box-shadow:0 0 0 1px var(--line);padding:14px 16px}
  .toc summary{cursor:pointer;margin:0}
  .toc details[open] summary{margin-bottom:12px}
}
@media (max-width:620px){
  header nav{display:none}header .btn{margin-left:auto}
  .plate .top{padding:20px}.plate .bot{padding:12px 20px}
  .doc table,.doc thead,.doc tbody,.doc tr,.doc td{display:block}
  .doc thead{display:none}
  .doc tr{border-top:1px solid var(--line)}.doc tr:first-child{border:0}
  .doc td{border:0;padding:8px 14px}
  .doc td::before{content:attr(data-label);display:block;font:600 .6rem var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--mute);margin-bottom:2px}
  .doc tr td:first-child{padding-top:14px;font-weight:600}.doc tr td:last-child{padding-bottom:14px}
}
@media print{header,.toc,.docs,footer{display:none}.sheet{display:block}body{background:#fff}}