:root{
  --u6-bg:#eef2f9;--u6-sheet:#ffffff;--u6-text:#1b2233;--u6-muted:#4e5870;--u6-edge:#cfd7e6;
  --u6-blue:#2350d8;--u6-blue-pale:#dfe7fb;
  --u6-serif:Charter,"Bitstream Charter","Sitka Text",Cambria,"Noto Serif","DejaVu Serif",Georgia,serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:#eef2f9;color:var(--u6-text);font-family:var(--u6-serif);font-size:1.08rem;line-height:1.62}
h1,h2,h3{font-family:var(--u6-serif);font-weight:700;line-height:1.2}
a{color:var(--u6-blue)}
a:focus-visible,summary:focus-visible{outline:3px solid var(--u6-blue);outline-offset:3px;border-radius:6px}
.u6-skip{position:absolute;left:-999px;top:.5rem;padding:.5rem .9rem;background:var(--u6-blue);color:#fff;border-radius:10px}
.u6-skip:focus{left:.5rem}
.u6-masthead{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.8rem 1.5rem;max-width:66rem;margin:1rem auto 0;padding:.8rem clamp(1rem,3vw,1.6rem);background:var(--u6-sheet);border-radius:18px;box-shadow:0 2px 10px rgba(27,34,51,.07)}
.u6-monogram{display:inline-flex;align-items:center;gap:.6rem;color:var(--u6-text);text-decoration:none}
.u6-monogram-die{display:inline-flex;align-items:center;justify-content:center;width:2.3rem;height:2.3rem;border-radius:10px;background:var(--u6-blue);color:#fff;font-weight:700;font-size:1.2rem}
.u6-monogram-name{font-size:1.35rem;font-weight:700}
.u6-monogram-name i{font-style:normal;color:var(--u6-blue)}
.u6-tabs{display:flex;flex-wrap:wrap;gap:.3rem}
.u6-tabs a{display:inline-flex;align-items:center;min-height:44px;padding:0 .85rem;border-radius:12px;color:var(--u6-muted);text-decoration:none}
.u6-tabs a:hover,.u6-tabs a[data-on="yes"]{background:var(--u6-blue-pale);color:var(--u6-text)}
.u6-body{max-width:66rem;margin:0 auto;padding:1.8rem clamp(1rem,3vw,1.6rem) 3rem}
.u6-heading{font-size:clamp(1.9rem,4.8vw,2.7rem);margin:.4rem 0 1rem}
.u6-intro{max-width:42rem;color:var(--u6-muted)}
.u6-opening{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:2rem;align-items:center;padding:2rem;background:var(--u6-sheet);border-radius:24px;box-shadow:0 4px 18px rgba(27,34,51,.08)}
.u6-opening h1{font-size:clamp(2rem,5vw,3.1rem);margin:0 0 1rem}
.u6-opening-text p{max-width:38rem;color:var(--u6-muted)}
.u6-net{display:grid;grid-template-columns:repeat(4,3.4rem);grid-template-rows:repeat(3,3.4rem);gap:.35rem;margin:0;padding:0;list-style:none;justify-self:center}
.u6-net-face{display:flex;align-items:center;justify-content:center;border-radius:12px;background:var(--u6-blue-pale);color:var(--u6-blue);font-weight:700;font-size:1.3rem;border:2px solid var(--u6-blue)}
.u6-net-face[data-face="1"]{grid-column:2;grid-row:1}
.u6-net-face[data-face="2"]{grid-column:1;grid-row:2}
.u6-net-face[data-face="3"]{grid-column:2;grid-row:2;background:var(--u6-blue);color:#fff}
.u6-net-face[data-face="4"]{grid-column:3;grid-row:2}
.u6-net-face[data-face="5"]{grid-column:4;grid-row:2}
.u6-net-face[data-face="6"]{grid-column:2;grid-row:3}
.u6-trio{padding:2.4rem 0 1rem}
.u6-trio h2,.u6-thinking h2,.u6-principles h2,.u6-post h2{font-size:1.55rem;margin:0 0 .9rem}
.u6-trio-row{display:flex;flex-wrap:wrap;gap:1rem}
.u6-tile-note{flex:1 1 15rem;padding:1.2rem 1.3rem;background:var(--u6-sheet);border-radius:16px;border:1px solid var(--u6-edge)}
.u6-tile-note h3{margin:0 0 .4rem;color:var(--u6-blue);font-size:1.15rem}
.u6-tile-note p{margin:0;color:var(--u6-muted)}
.u6-thinking{padding:1.5rem 0;max-width:44rem}
.u6-thinking p{color:var(--u6-muted)}
.u6-principles{margin:1rem 0;padding:1.6rem 1.8rem;background:var(--u6-blue-pale);border-radius:20px}
.u6-principles-list{margin:0;padding-left:1.2rem}
.u6-principles-list li{padding:.3rem 0}
.u6-shelf{padding:2rem 0}
.u6-post{padding:1.5rem 0;max-width:44rem}
.u6-card{margin:0 0 1rem;padding:1.4rem 1.6rem;background:var(--u6-sheet);border-radius:18px;border:1px solid var(--u6-edge);max-width:46rem}
.u6-card h2{font-size:1.3rem;margin:0 0 .5rem}
.u6-card-address{font-style:normal;line-height:1.7;margin:.2rem 0 1rem}
.u6-card-list{margin:0;padding:0;list-style:none}
.u6-card-list li{padding:.45rem 0;border-bottom:1px solid var(--u6-edge);overflow-wrap:anywhere}
.u6-card-list span{display:block;font-size:.85rem;color:var(--u6-muted)}
.u6-meta{display:flex;flex-wrap:wrap;gap:.5rem;margin:0 0 1rem}
.u6-meta span{padding:.3rem .8rem;border-radius:12px;background:var(--u6-sheet);border:1px solid var(--u6-edge);font-size:.92rem}
.u6-folds{max-width:48rem}
.u6-fold{margin:0 0 .6rem;background:var(--u6-sheet);border:1px solid var(--u6-edge);border-radius:14px}
.u6-fold-head{cursor:pointer;list-style:none;padding:.9rem 3rem .9rem 1.2rem;position:relative;min-height:44px}
.u6-fold-head::-webkit-details-marker{display:none}
.u6-fold-head::after{content:"+";position:absolute;right:1.2rem;top:.75rem;font-size:1.4rem;color:var(--u6-blue)}
.u6-fold[open] .u6-fold-head::after{content:"\2212"}
.u6-fold-head h2{display:inline;font-size:1.15rem;margin:0}
.u6-fold-body{padding:0 1.2rem 1rem}
.u6-fold-body p{overflow-wrap:anywhere}
.u6-colophon{max-width:66rem;margin:0 auto 1.5rem;padding:1.2rem clamp(1rem,3vw,1.6rem);background:var(--u6-sheet);border-radius:18px;color:var(--u6-muted);font-size:.92rem}
.u6-colophon p{margin:.15rem 0}
.u6-colophon-nav{display:flex;flex-wrap:wrap;gap:.2rem 1.2rem}
.u6-colophon-nav a{display:inline-flex;align-items:center;min-height:44px}
@media (max-width:760px){
  .u6-masthead{margin:0;border-radius:0}
  .u6-opening{grid-template-columns:1fr;padding:1.4rem}
  .u6-net{grid-template-columns:repeat(4,2.8rem);grid-template-rows:repeat(3,2.8rem)}
  .u6-colophon{margin:0;border-radius:0}
}