:root{
  --paper:#fbfaf8; --stone:#ecebe7; --ink:#22201d; --muted:#55504a;
  --lemon:#fff143; --lemon-ink:#2a2307; --line:#dcd9d3;
  --f-display:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif;
  --f-body:"Zen Kaku Gothic New","Hiragino Sans","Yu Gothic UI","Meiryo",sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:15px;line-height:1.85;-webkit-font-smoothing:antialiased}
a{color:inherit}
[hidden]{display:none!important}
.wrap{max-width:1040px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.narrow{max-width:760px}
.note-bar{background:var(--ink);color:var(--paper);font-size:13px;text-align:center;padding-block:6px}
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-block:10px}
.logo{display:block;line-height:0}.logo img{height:36px;width:auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:999px;padding:10px 18px;font-weight:700;font-size:14px;text-decoration:none;border:1px solid var(--ink);background:var(--paper);color:var(--ink);white-space:nowrap;cursor:pointer;font-family:inherit}
.btn.yellow{background:var(--lemon);border-color:var(--lemon);color:var(--lemon-ink)}
.btn:focus-visible,.item:focus-visible{outline:3px solid var(--ink);outline-offset:2px}
.eyebrow{font-size:13px;letter-spacing:.2em;color:var(--muted);text-transform:uppercase;margin:0}
h1,h2{font-family:var(--f-display);font-weight:700;text-wrap:balance;margin:0}
h1{font-size:clamp(28px,6vw,42px);line-height:1.3;margin-top:4px}
.page-head{padding-block:36px 10px}
.filters{display:flex;gap:6px;flex-wrap:wrap;margin-top:16px}
.filters button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:4px 12px;font:500 13px var(--f-body);cursor:pointer;color:var(--ink)}
.filters button[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.list{list-style:none;padding:0;margin:18px 0 0;border-top:1px solid var(--line)}
.item{display:grid;grid-template-columns:7.5em auto 1fr;gap:6px 14px;align-items:baseline;padding:16px 4px;border-bottom:1px solid var(--line);text-decoration:none}
.item:hover .ttl{text-decoration:underline}
.date{font-variant-numeric:tabular-nums;color:var(--muted);font-size:13.5px}
.cat{font-size:13px;font-weight:700;border-radius:4px;padding:0 7px;background:var(--stone);white-space:nowrap}
.cat.recruit{background:var(--ink);color:var(--paper)}
.cat.info{background:var(--lemon);color:var(--lemon-ink)}
.ttl{font-weight:700;min-width:0}
.article{padding-block:30px 10px}
.article h2{font-size:clamp(22px,4.6vw,30px);line-height:1.45;margin:8px 0 18px}
.article .body{background:var(--stone);border-radius:10px;padding:16px;color:var(--muted);font-size:14px}
.how{margin-top:30px;font-size:13.5px;color:var(--muted);border-left:3px solid var(--lemon);padding-left:12px}
footer{padding-block:28px;font-size:13px;color:var(--muted);border-top:1px solid var(--line);margin-top:40px}
.mock-tag{display:inline-block;background:var(--lemon);color:var(--lemon-ink);font-size:13px;font-weight:700;border-radius:4px;padding:1px 6px;margin-left:6px;vertical-align:middle}
@media (max-width:520px){ .item{grid-template-columns:auto 1fr} .item .ttl{grid-column:1/-1} }