:root{
  --blue:#2B6FD6;--blue-d:#1F5AB5;--blue-l:#EAF2FE;--sky:#DDEBFA;
  --ink:#222;--ink-2:#555;--ink-3:#8A8F98;--line:#E4E8EE;--bg:#F5F8FC;
  --sans:"Noto Sans JP","Hiragino Sans","Yu Gothic","Meiryo",system-ui,sans-serif;
  --hand:"Zen Kurenaido","Yomogi",cursive;
  --max:1180px;--r:14px;
}
*{box-sizing:border-box}
html{font-size:16px;-webkit-text-size-adjust:100%}
body{margin:0;background:#fff;color:var(--ink);font-family:var(--sans);line-height:1.85;font-feature-settings:"palt"}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
img,svg{max-width:100%;height:auto;display:block}
h1,h2,h3{margin:0;line-height:1.45;font-weight:700}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.ph{background:linear-gradient(135deg,#E8F1FB,#D3E4F7);position:relative;overflow:hidden}
.ph::after{content:attr(data-name);position:absolute;inset:auto 8px 8px auto;font-size:10px;color:#6E86A6;background:rgba(255,255,255,.7);padding:1px 6px;border-radius:4px}

/* header */
.hd{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.hd .wrap{display:flex;align-items:center;gap:24px;min-height:88px}
.brand{line-height:1.35;display:flex;align-items:center;gap:10px}
.brand .mark{width:40px;height:40px;flex:none}
.brand .t{font-size:.72rem;color:var(--ink-2)}
.brand .m{font-size:1.3rem;font-weight:800;letter-spacing:.04em}
.brand .s{font-size:.72rem;color:var(--ink-2)}
.nav{margin-left:auto;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.nav a{font-size:.82rem;font-weight:500;padding:8px 8px;border-bottom:2px solid transparent;white-space:nowrap}
.nav a[aria-current]{color:var(--blue);border-color:var(--blue)}
.nav a:hover{color:var(--blue)}
.srch{width:38px;height:38px;border:0;background:none;cursor:pointer;color:var(--ink);display:grid;place-items:center;border-radius:50%}
.srch:hover{background:var(--bg)}
.menu{display:none;width:40px;height:40px;border:0;background:none;cursor:pointer}
.menu i{display:block;width:22px;height:2px;background:var(--ink);margin:5px auto;border-radius:2px}

/* search overlay */
.so{position:fixed;inset:0;background:rgba(20,30,50,.55);display:none;z-index:50;padding:80px 20px}
.so.open{display:block}
.so .box{max-width:640px;margin:0 auto;background:#fff;border-radius:var(--r);padding:20px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.so input{width:100%;font:inherit;font-size:1.05rem;padding:12px 14px;border:2px solid var(--line);border-radius:10px}
.so input:focus{border-color:var(--blue);outline:0}
.so ul{list-style:none;margin:12px 0 0;padding:0;max-height:50vh;overflow:auto}
.so li a{display:block;padding:9px 10px;border-radius:8px;font-size:.95rem}
.so li a:hover{background:var(--bg)}
.so li a small{display:block;color:var(--ink-3);font-size:.75rem}

/* hero */
.hero{position:relative;min-height:clamp(520px,56vw,720px);display:flex;align-items:center;overflow:hidden;
  background:linear-gradient(180deg,#B9D4F3 0%,#DCEBFA 55%,#F1F6FC 100%)}
.hero .bg{position:absolute;inset:0;object-fit:cover;object-position:right center;width:100%;height:100%}
.hero .wrap{position:relative;padding:56px 24px;max-width:var(--max);width:100%}
.hero h1{font-size:clamp(1.8rem,4.2vw,2.9rem);letter-spacing:.04em;font-weight:800;display:flex;flex-wrap:wrap;align-items:baseline;gap:0 .3em}
.hero h1 .hand{font-family:var(--hand);font-weight:400;color:var(--blue);font-size:1.28em;position:relative;padding-bottom:.15em}
.hero h1 .hand svg{position:absolute;left:0;right:0;bottom:-.1em;height:.35em;width:100%}
.hero .lead{margin:22px 0 0;font-size:1.02rem;line-height:2;max-width:32em}
.hero .note{margin-top:34px;display:inline-flex;gap:14px;align-items:center;background:rgba(255,255,255,.92);border-radius:12px;padding:16px 22px;box-shadow:0 8px 30px rgba(43,111,214,.12)}
.hero .note svg{width:34px;height:34px;flex:none}
.hero .note p{margin:0;font-size:.98rem;line-height:1.8}
.hero .note b{color:var(--blue);font-weight:700}

/* category cards */
.cats{padding:36px 0 8px}
.cats .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px}
.ccard{border:1.5px solid var(--cc,#3B82F6);border-color:color-mix(in srgb,var(--cc) 35%,#fff);background:var(--cb,#EAF2FE);border-radius:var(--r);padding:26px 14px 20px;text-align:center;transition:transform .15s,box-shadow .15s}
.ccard:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,.08)}
.ccard .ic{width:auto;height:76px;margin:0 auto 14px;object-fit:contain}
.ccard h3{font-size:1rem}
.ccard p{margin:4px 0 0;font-size:.8rem;color:var(--ink-2)}

/* section heads */
.sec{padding:44px 0 8px}
.sh{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:22px}
.sh h2{font-size:1.35rem}
.sh a{font-size:.85rem;color:var(--blue);font-weight:600}

/* topics */
.topics{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.tcard{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s}
.tcard:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,.08)}
.tcard .im{aspect-ratio:3/2;object-fit:cover;width:100%}
.tcard .tx{padding:14px 14px 16px;display:flex;flex-direction:column;flex:1}
.tcard h3{font-size:1rem;line-height:1.5}
.tcard p{margin:8px 0 12px;font-size:.8rem;color:var(--ink-2);flex:1}
.chip{display:inline-block;font-size:.74rem;font-weight:600;padding:3px 10px;border-radius:999px}
.chip.blue{background:#E4EEFC;color:#1F5AB5}.chip.green{background:#E3F5EA;color:#1A7F4E}
.chip.teal{background:#E3F4F1;color:#177A6B}.chip.orange{background:#FFF1D6;color:#B9700A}
.chip.pink{background:#FDE5EA;color:#C43A55}
.chip.solid.blue{background:#2B6FD6;color:#fff}.chip.solid.green{background:#1E9E63;color:#fff}.chip.solid.orange{background:#F0A21A;color:#fff}

/* voices */
.voices{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.vcard{position:relative;border-radius:var(--r);overflow:hidden;min-height:190px;background:linear-gradient(90deg,#F3F7FC 45%,rgba(243,247,252,0) 100%),#DCE9F7;display:grid;grid-template-columns:1fr 42%}
.vcard .tx{padding:20px 6px 20px 20px;position:relative;z-index:1}
.vcard .im{width:100%;height:100%;object-fit:cover}
.vcard h3{font-size:1.1rem;margin:10px 0 8px;line-height:1.55}
.vcard p{margin:0;font-size:.8rem;color:var(--ink-2)}
.vcard .who{display:block;margin-top:12px;font-size:.75rem;color:var(--ink-3)}

/* guide band */
.feat{display:grid;grid-template-columns:300px 1fr;gap:28px;align-items:center;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--bg)}
.feat .im{width:100%;height:100%;min-height:220px;object-fit:cover}
.feat .tx{padding:22px 26px 22px 0}
.feat h3{font-size:1.35rem;margin:10px 0 8px}
.feat p{margin:0;font-size:.9rem;color:var(--ink-2)}
.feat .more{display:inline-block;margin-top:12px;color:var(--blue);font-weight:700;font-size:.9rem}
.guide{margin:44px 0 60px;background:var(--bg);border-radius:20px;padding:34px 40px;display:grid;grid-template-columns:280px 1fr;gap:36px;align-items:center}
.guide .im{width:100%;aspect-ratio:7/5;border-radius:12px}
.guide h2{font-size:1.25rem;margin-bottom:10px}
.guide p{margin:0;font-size:.9rem;color:var(--ink-2)}
.btn{display:inline-block;margin-top:18px;background:var(--blue);color:#fff;font-weight:700;padding:13px 26px;border-radius:999px;font-size:.92rem;box-shadow:0 8px 20px rgba(43,111,214,.25)}
.btn:hover{background:var(--blue-d)}

/* article / list pages */
.crumb{font-size:.78rem;color:var(--ink-3);padding:18px 0 0}
.article{padding:14px 0 60px;max-width:800px}
.article .eyebrow{font-size:.78rem;font-weight:600;color:var(--blue)}
.article h1{font-size:clamp(1.5rem,3.2vw,2rem);margin:6px 0 12px}
.article .meta{font-size:.78rem;color:var(--ink-3);margin-bottom:22px}
.article .lead{font-size:1.02rem;background:var(--bg);border-radius:12px;padding:18px 22px;margin:0 0 26px}
.points{border:1.5px solid var(--sky);border-radius:12px;padding:18px 22px;margin:0 0 30px;background:#fff}
.points h2{font-size:.85rem;color:var(--blue);margin-bottom:8px}
.points ul{margin:0;padding-left:1.2em}.points li{margin:4px 0}
.body h2{font-size:1.2rem;margin:40px 0 12px;padding:8px 14px;border-left:4px solid var(--blue);background:var(--bg);border-radius:0 8px 8px 0}
.body p{margin:0 0 1em}
.draft{color:var(--ink-3);font-size:.9rem;border:1px dashed var(--line);padding:10px 14px;border-radius:8px}
.related{margin-top:44px;padding-top:20px;border-top:1px solid var(--line)}
.related h2{font-size:.85rem;color:var(--ink-3);margin-bottom:8px}
.related ul{margin:0;padding:0;list-style:none}.related li{padding:6px 0;border-bottom:1px dashed var(--line);font-size:.95rem}
.related a{color:var(--blue)}
.catidx{padding:14px 0 60px}
.catidx h1{font-size:clamp(1.5rem,3.2vw,2rem);margin:6px 0 8px}
.catidx .lead{color:var(--ink-2);margin:0 0 24px}
.list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.list a{display:block;border:1px solid var(--line);border-radius:12px;padding:16px 18px;height:100%}
.list a:hover{border-color:var(--blue)}
.list a b{display:block;font-size:1rem}.list a span{display:block;font-size:.82rem;color:var(--ink-2);margin-top:4px}
.members{display:grid;gap:22px;max-width:820px}
.member{display:grid;grid-template-columns:200px 1fr;gap:26px;align-items:start;border:1px solid var(--line);border-radius:var(--r);padding:22px;background:#fff}
.member .ph{width:200px;height:200px;object-fit:cover;border-radius:12px}
.member h2{font-size:1.3rem;margin:2px 0 10px}
.member .intro p{margin:0 0 .8em;font-size:.95rem}
.member .links a{display:inline-block;margin:6px 12px 0 0;color:var(--blue);font-weight:600;font-size:.88rem}
@media(max-width:600px){.member{grid-template-columns:1fr}.member .ph{width:140px;height:140px}}
.form{display:grid;gap:14px;max-width:560px}
.form label{font-size:.85rem;font-weight:600}
.form input,.form textarea{width:100%;font:inherit;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px}
.form textarea{min-height:160px}

/* footer */
.ft{background:#1F2A3A;color:#B9C3D2;padding:40px 0 48px;font-size:.82rem}
.ft .wrap{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:28px}
.ft .b{color:#fff;font-weight:700;font-size:1rem;margin-bottom:8px}
.ft ul{list-style:none;margin:0;padding:0}.ft li{padding:3px 0}.ft a:hover{color:#fff}
.ft .cp{grid-column:1/-1;border-top:1px solid #34435A;padding-top:16px;font-size:.75rem;color:#8797AD}

@media(max-width:1000px){
  .cats .grid,.topics{grid-template-columns:repeat(3,1fr)}
  .voices{grid-template-columns:1fr}.feat{grid-template-columns:1fr}.feat .tx{padding:18px 20px}
  .guide{grid-template-columns:1fr;padding:26px}
}
@media(max-width:760px){
  .hd .wrap{min-height:72px;gap:12px}
  .brand .m{font-size:1.05rem}.brand .s{display:none}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);padding:10px 16px 14px;flex-direction:column;align-items:stretch;gap:0}
  .nav.open{display:flex}
  .nav a{padding:10px 8px;border-bottom:1px solid var(--line)}
  .menu{display:block;margin-left:auto}
  .hero{min-height:0}.hero .wrap{padding:44px 20px}
  .cats .grid,.topics{grid-template-columns:repeat(2,1fr)}
  .ft .wrap{grid-template-columns:1fr}
}
@media(max-width:480px){
  .cats .grid{grid-template-columns:1fr 1fr}.topics{grid-template-columns:1fr}
  .vcard{grid-template-columns:1fr}.vcard .im{height:160px}
}