:root{
  --bg:#0f0f14; --panel:rgba(255,255,255,.04); --line:rgba(255,255,255,.09);
  --text:#e8edf5; --muted:#97a3b6; --dim:#6b7789; --accent:#fbbf24; --accent-soft:rgba(251,191,36,.1);
  --max:760px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Noto Sans JP",system-ui,sans-serif;
  line-height:1.8;font-size:16px}
a{color:inherit}
main{max-width:var(--max);margin:0 auto;padding:8px 20px 64px}
.site-header{max-width:var(--max);margin:0 auto;padding:18px 20px 8px;display:flex;
  align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.brand{font-weight:800;letter-spacing:.18em;font-size:15px;text-decoration:none}
.site-header nav{display:flex;gap:16px;flex-wrap:wrap;font-size:13px}
.site-header nav a{color:var(--muted);text-decoration:none}
.site-header nav a:hover{color:var(--text)}
.cta-link{color:var(--accent)!important;font-weight:700}
.breadcrumbs{max-width:var(--max);margin:0 auto;padding:4px 20px;font-size:12px;color:var(--dim);
  display:flex;gap:8px;flex-wrap:wrap}
.breadcrumbs a{color:var(--dim);text-decoration:none}
.breadcrumbs a:hover{color:var(--muted)}
.breadcrumbs .current{color:var(--muted)}
h1{font-size:26px;line-height:1.5;margin:20px 0 8px;font-weight:800;letter-spacing:-.01em}
h2{font-size:19px;margin:36px 0 10px;font-weight:700}
h3{font-size:16px;margin:24px 0 6px;font-weight:700}
p{margin:0 0 14px}
.lead{color:var(--muted);font-size:15px}
.meta{color:var(--dim);font-size:12px;margin:0 0 20px;display:flex;gap:10px;flex-wrap:wrap}
.tag{display:inline-block;background:var(--accent-soft);color:var(--accent);border-radius:999px;
  padding:2px 10px;font-size:11px;font-weight:700}
ul,ol{padding-left:1.2em;margin:0 0 16px}
li{margin:4px 0}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px;margin:0 0 12px}
.card h3{margin-top:0}
.list{list-style:none;padding:0;margin:0}
.list li{margin:0 0 10px}
.list a{display:block;background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;text-decoration:none;transition:border-color .15s}
.list a:hover{border-color:var(--accent)}
.list .t{font-weight:700;display:block;margin-bottom:2px}
.list .s{color:var(--muted);font-size:13px;display:block}
.sentence{border-left:2px solid var(--line);padding:2px 0 2px 16px;margin:0 0 22px}
.sentence .en{font-size:17px;line-height:1.75;margin:0 0 6px;font-weight:600}
.sentence .ja{color:var(--muted);font-size:14px;margin:0 0 10px}
.phrases{list-style:none;padding:0;margin:0}
.phrases li{font-size:13px;color:var(--muted);margin:0 0 6px}
.phrases b{color:var(--accent);font-weight:700}
.phrase-entry{border-bottom:1px solid var(--line);padding:14px 0}
.phrase-entry:last-child{border-bottom:none}
.phrase-entry .p{font-size:16px;font-weight:700;color:var(--accent);margin:0 0 4px}
.phrase-entry .m{margin:0 0 4px}
.phrase-entry .u{color:var(--muted);font-size:13px;margin:0}
.phrase-entry .ex{color:var(--dim);font-size:13px;margin:6px 0 0;font-style:italic}
.cta{background:linear-gradient(160deg,rgba(251,191,36,.13),rgba(251,191,36,.03));
  border:1px solid rgba(251,191,36,.3);border-radius:16px;padding:24px;margin:40px 0 0;text-align:center}
.cta h2{margin:0 0 8px;font-size:18px}
.cta p{color:var(--muted);font-size:14px;margin:0 0 16px}
.cta-button{display:inline-block;background:var(--accent);color:#0f0f14;font-weight:800;
  text-decoration:none;border-radius:10px;padding:13px 26px;font-size:15px}
.cta-button:hover{filter:brightness(1.05)}
.cta-button.lg{font-size:16px;padding:15px 32px;border-radius:999px;box-shadow:0 10px 34px rgba(251,191,36,.28)}
.home-hero{text-align:center;padding:34px 0 4px;
  background:radial-gradient(120% 80% at 50% -10%,rgba(251,191,36,.10),transparent 60%)}
.eyebrow{color:var(--accent);font-size:11px;font-weight:800;letter-spacing:.3em;margin:0 0 16px}
.home-hero h1{font-size:33px;line-height:1.4;margin:0 0 16px;font-weight:900;letter-spacing:-.02em}
.hero-sub{color:var(--muted);font-size:15px;line-height:1.95;max-width:600px;margin:0 auto 24px}
.hero-sub strong{color:var(--text);font-weight:800}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:32px 0 6px;text-align:left}
.pillar{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px}
.pillar .pi{font-size:22px;display:block;margin-bottom:8px}
.pillar b{display:block;color:var(--text);font-size:14px;margin-bottom:4px}
.pillar span:last-child{color:var(--muted);font-size:12px;line-height:1.6;display:block}
.freenote{color:var(--muted);font-size:14px;background:var(--panel);border:1px solid var(--line);
  border-radius:12px;padding:14px 16px;margin:22px 0 8px;text-align:center;line-height:1.8}
.freenote strong{color:var(--accent)}
.update-badge{display:inline-flex;align-items:center;gap:9px;margin:18px 0 0;
  color:var(--text);font-size:13px;font-weight:700;background:var(--panel);
  border:1px solid var(--line);border-radius:999px;padding:7px 16px}
.update-badge .dot{width:8px;height:8px;border-radius:50%;background:#34d399;
  box-shadow:0 0 0 0 rgba(52,211,153,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.5)}70%{box-shadow:0 0 0 7px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.section-note{color:var(--muted);font-size:13px;margin:-4px 0 14px}
@media(max-width:560px){.pillars{grid-template-columns:1fr}.home-hero h1{font-size:26px}}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;margin:0 0 20px}
.grid a{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px;
  text-decoration:none;font-size:14px;font-weight:600}
.grid a:hover{border-color:var(--accent)}
.grid .c{display:block;color:var(--dim);font-size:12px;font-weight:400;margin-top:2px}
.site-footer{max-width:var(--max);margin:0 auto;padding:28px 20px 48px;border-top:1px solid var(--line);
  color:var(--dim);font-size:12px}
.footer-brand{margin:0 0 10px;letter-spacing:.06em}
.footer-nav{display:flex;gap:14px;flex-wrap:wrap}
.footer-nav a{color:var(--dim);text-decoration:none}
.footer-nav a:hover{color:var(--muted)}
.pager{display:flex;justify-content:space-between;gap:12px;margin:28px 0 0;font-size:13px}
.pager a{color:var(--accent);text-decoration:none}
@media(max-width:560px){h1{font-size:22px}main{padding:4px 16px 48px}
  .site-header{padding:14px 16px 6px}.breadcrumbs{padding:4px 16px}.site-footer{padding:24px 16px 40px}}