:root{
  --ink:#151726; --ink-soft:#5c5f7a; --paper:#f7f8fd; --paper-shade:#edeffb;
  --accent:#5b4cf0; --accent-2:#22d3ee; --accent-pale:#ece9ff; --line:#e2e3f3;
  --panel:#171933; --panel-soft:#232650;
  --serif:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic","Noto Sans JP",sans-serif;
  --sans:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic","Noto Sans JP",sans-serif;
  --grad:linear-gradient(120deg,var(--accent),var(--accent-2));
}
*{box-sizing:border-box;}
body{background:#fff;color:var(--ink);font-family:var(--sans);margin:0;line-height:1.75;}
a{color:var(--accent);}
.app{display:grid;grid-template-columns:210px 1fr;min-height:100vh;}
.nav{background:var(--paper-shade);color:var(--ink);padding:24px 18px;border-right:1px solid var(--line);}
.nav-bar{display:block;}
.nav-toggle{display:none;}
.nav .brand{font-family:var(--serif);font-size:2.15rem;font-weight:800;letter-spacing:0;line-height:1.15;margin-bottom:8px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;text-decoration:none;display:block;}
.nav .brand .dot{color:var(--accent-2);-webkit-text-fill-color:var(--accent-2);}
.nav .sub{font-size:.72rem;color:#9799b8;letter-spacing:.04em;line-height:1.6;margin-bottom:30px;}
.nav a.item{display:flex;align-items:center;gap:8px;color:var(--ink-soft);text-decoration:none;font-size:.86rem;padding:9px 10px;border-radius:10px;margin-bottom:2px;}
.nav a.item.active,.nav a.item:hover{background:var(--accent-pale);color:var(--accent);}
.nav .badge{margin-top:30px;font-size:.68rem;color:var(--accent);border:1px solid currentColor;padding:3px 10px;border-radius:999px;display:inline-block;letter-spacing:.08em;}
main{padding:24px 30px 80px;max-width:1180px;}
.app:not(.with-feed) main{max-width:1360px;}

@media (max-width:860px){
  .app{grid-template-columns:1fr;}
  .nav{padding:14px 18px;border-right:none;border-bottom:1px solid var(--line);}
  .nav-bar{display:flex;align-items:center;justify-content:space-between;}
  .nav .brand{font-size:1.5rem;margin-bottom:0;}
  .nav-toggle{display:block;background:#fff;border:1px solid var(--line);border-radius:10px;font-size:1.1rem;line-height:1;padding:7px 12px;cursor:pointer;color:var(--ink);}
  .nav-panel{display:none;padding-top:16px;}
  .nav.open .nav-panel{display:block;}
  .nav .sub{margin-bottom:16px;}
  main{padding:18px 18px 60px;}
}

.home-hero{padding:20px 30px 6px;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;}
@media (max-width:640px){
  .home-hero{flex-direction:column;}
  .home-hero-lead{max-width:none;}
}
.home-hero-title{font-family:var(--serif);font-size:1.9rem;line-height:1.4;margin:0 0 8px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.home-hero-sub{display:inline;font-size:.55em;color:var(--ink-soft);-webkit-text-fill-color:var(--ink-soft);font-weight:600;margin-left:.6em;}
.home-hero-lead{max-width:640px;color:var(--ink-soft);font-size:.9rem;line-height:1.8;margin:0;}
.disclaim-foot{margin-top:56px;border-top:1px solid var(--line);padding-top:16px;font-size:.74rem;color:var(--ink-soft);}

.site-footer{margin-top:56px;border-top:1px solid var(--line);}
.site-footer-cols{display:flex;gap:40px;flex-wrap:wrap;padding:24px 0 20px;}
.site-footer-col{flex:1;min-width:160px;}
.site-footer-col h3{font-size:.78rem;font-weight:700;color:var(--ink);margin:0 0 10px;}
.site-footer-col a{display:block;font-size:.8rem;color:var(--ink-soft);text-decoration:none;margin-bottom:6px;}
.site-footer-col a:hover{color:var(--accent);}
.site-footer-bottom{border-top:1px solid var(--line);padding:16px 0 4px;font-size:.74rem;color:var(--ink-soft);}
@media (max-width:560px){
  .site-footer-cols{flex-direction:column;gap:18px;}
}

/* Open Hearings風 ホームレイアウト */
.app.with-feed{grid-template-columns:210px minmax(0,1fr);}
.center-col{min-width:0;display:flex;flex-direction:column;}
@media (max-width:860px){.app.with-feed{grid-template-columns:1fr;}}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 30px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap;}
.topbar-copy{min-width:0;}
.topbar .home-hero-title{font-size:1.5rem;margin:0 0 4px;}
.topbar .home-hero-sub{font-size:.85rem;margin:0;}
.topbar .search{flex:0 0 auto;width:260px;max-width:100%;background:var(--paper-shade);border:1px solid var(--line);border-radius:12px;padding:10px 14px;color:var(--ink);font-size:.85rem;font-family:var(--sans);}
.topbar .search::placeholder{color:var(--ink-soft);}
.topbar .search:focus{outline:2px solid var(--accent);background:#fff;}
.view-toggle{display:flex;gap:6px;flex-shrink:0;}
.view-toggle-btn{display:flex;align-items:center;gap:6px;padding:7px 12px;font-size:.78rem;font-weight:600;font-family:inherit;line-height:1;border:none;border-radius:9px;text-decoration:none;color:var(--ink-soft);background:var(--paper-shade);cursor:pointer;}
.view-toggle-btn.active{color:#fff;background:var(--grad);}
.view-toggle-icon{font-size:1.05rem;}

.yt-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px;min-width:0;}
.yt-card{display:block;text-decoration:none;color:inherit;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;transition:box-shadow .15s,transform .15s;}
.yt-card:hover{box-shadow:0 10px 30px -14px rgba(91,76,240,.28);transform:translateY(-2px);}
.yt-thumb{aspect-ratio:16/9;background:var(--paper-shade);overflow:hidden;}
.yt-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.yt-info{padding:10px 12px 14px;}
.yt-date{font-size:.7rem;color:var(--accent);letter-spacing:.05em;margin-bottom:4px;font-weight:600;}
.yt-title{font-size:.85rem;line-height:1.5;font-weight:600;}
.feed-main{padding:6px 30px 60px;max-width:none;}
.feed-card{display:flex;flex-direction:column;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);text-decoration:none;color:inherit;align-items:stretch;}
.feed-card:hover .feed-title{color:var(--accent);}
.feed-thumb{width:100%;flex-shrink:0;aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:var(--paper-shade);}
.feed-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.feed-body{min-width:0;padding-top:2px;display:flex;flex-direction:column;}
.feed-title{order:1;font-family:var(--serif);font-size:1rem;font-weight:700;line-height:1.4;margin:0 0 3px;}
.feed-meta{order:2;display:flex;align-items:baseline;gap:8px;margin-bottom:3px;flex-wrap:wrap;}
.feed-date{font-size:.88rem;color:var(--ink);font-weight:800;font-variant-numeric:tabular-nums;}
.feed-committee{font-size:.7rem;color:var(--ink-soft);letter-spacing:.02em;}
.feed-excerpt-wrap{order:3;}
.feed-excerpt{order:3;font-size:.82rem;color:var(--ink-soft);line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.feed-readmore{display:block;text-align:right;font-size:.76rem;color:var(--accent);font-weight:600;margin-top:4px;}
@media (min-width:560px){
  .feed-card{flex-direction:row;align-items:center;gap:16px;}
  .feed-thumb{width:324px;}
}
@media (min-width:900px){
  .feed-main{display:grid;grid-template-columns:1fr 1fr;gap:0 28px;align-content:start;}
  .feed-card{grid-column:span 1;}
  .feed-thumb{width:270px;}
  .feed-excerpt{-webkit-line-clamp:2;}
  .more-link{grid-column:1/-1;}
  .disclaim-foot{grid-column:1/-1;}
  .site-footer{grid-column:1/-1;}
  .promo-row{grid-column:1/-1;}
}
.more-link{display:block;text-align:center;padding:22px 0;font-size:.85rem;font-weight:600;}

.brand-banner{display:flex;flex-direction:column;gap:10px;margin-top:24px;padding:16px 16px 18px;background:var(--panel);border-radius:16px;text-decoration:none;}
.brand-banner-mark{width:40px;height:40px;border-radius:10px;object-fit:cover;}
.brand-banner-text{font-size:.78rem;color:#c7c9e8;line-height:1.7;}
.brand-banner-text strong{color:#fff;}
.brand-banner-cta{font-size:.74rem;color:var(--accent-2);font-weight:700;}

.promo-row{display:flex;gap:20px;margin-top:32px;align-items:stretch;}
.promo-row .widget{flex:1;background:var(--paper-shade);border-radius:16px;padding:16px 18px;display:flex;flex-direction:column;justify-content:center;}
.promo-row .widget h2{font-size:.85rem;font-weight:700;margin:0 0 8px;display:flex;align-items:center;gap:6px;}
.promo-row .widget .empty{font-size:.8rem;color:var(--ink-soft);margin:0;}
.promo-row .cf-banner{flex:1;max-width:none;margin:0;}
@media (max-width:560px){.promo-row{flex-direction:column;}}

.cf-banner{display:block;text-decoration:none;border-radius:14px;overflow:hidden;position:relative;color:#fff;max-width:220px;margin:0 auto;}
.cf-banner:hover{filter:brightness(1.06);}
.cf-banner .cf-img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;}
.cf-banner .cf-overlay{position:absolute;left:0;right:0;bottom:0;padding:8px 10px;background:linear-gradient(0deg,rgba(10,8,30,.92),rgba(10,8,30,.1));}
.cf-banner .cf-tag{font-size:.56rem;letter-spacing:.06em;color:#d8d3ff;font-weight:700;margin-bottom:2px;}
.cf-banner .cf-headline{font-family:var(--serif);font-size:.7rem;font-weight:800;line-height:1.4;margin-bottom:6px;}
.cf-banner .cf-cta{display:inline-block;background:#fff;color:var(--ink);font-size:.62rem;font-weight:700;padding:5px 10px;border-radius:999px;}