:root{--bg: #0a1020;--bg-2: #0f172a;--bg-3: #16213a;--card: #111a2e;--card-hover: #172340;--line: #22304d;--text: #e6ecf7;--text-2: #a9b6cc;--text-3: #6f7f9c;--accent: #38bdf8;--accent-2: #818cf8;--jp-red: #ef4444;--gold: #fbbf24;--radius: 14px;--radius-sm: 8px;--max: 1200px;--font-body: "Noto Sans JP", system-ui, -apple-system, "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;--font-display: "Space Grotesk", "Inter", var(--font-body);color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);font-size:15px;line-height:1.75;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}img{max-width:100%;display:block}h1,h2,h3,h4{line-height:1.35;margin:0;font-weight:700}p{margin:0}ul{margin:0;padding:0;list-style:none}button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}.container{max-width:var(--max);margin:0 auto;padding:0 20px}.section{padding:40px 0}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:20px}.section-title{font-size:1.35rem;letter-spacing:.02em;display:flex;align-items:center;gap:10px}.section-title:before{content:"";width:4px;height:1.1em;border-radius:2px;background:linear-gradient(180deg,var(--accent),var(--accent-2))}.section-more{color:var(--text-3);font-size:.85rem}.section-more:hover{color:var(--accent)}.tag{display:inline-flex;align-items:center;gap:4px;font-size:.72rem;font-weight:600;letter-spacing:.04em;padding:2px 9px;border-radius:999px;background:color-mix(in srgb,var(--tag-color, var(--accent)) 18%,transparent);color:var(--tag-color, var(--accent));border:1px solid color-mix(in srgb,var(--tag-color, var(--accent)) 35%,transparent);white-space:nowrap}.meta{color:var(--text-3);font-size:.78rem;display:flex;flex-wrap:wrap;gap:6px 12px;align-items:center}.meta .src{color:var(--text-2);font-weight:500}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);transition:background .2s,border-color .2s,transform .2s}.card:hover{background:var(--card-hover);border-color:#2f4068}.grid-main{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px;align-items:start}@media(max-width:960px){.grid-main{grid-template-columns:1fr}}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;font-weight:600;font-size:.9rem;background:var(--accent);color:#06121f;transition:filter .2s}.btn:hover{filter:brightness(1.1);color:#06121f}.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line)}.btn.ghost:hover{border-color:var(--accent);color:var(--accent)}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.hdr[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:50;background:#0a1020d9;backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.hdr-in[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:24px;height:62px}.logo[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:8px;font-family:var(--font-display);font-weight:700;letter-spacing:.08em;font-size:1.05rem;white-space:nowrap}.logo[data-astro-cid-3ef6ksr2] em[data-astro-cid-3ef6ksr2]{font-style:normal;color:var(--accent)}.logo-mark[data-astro-cid-3ef6ksr2]{font-size:1.3rem}.nav[data-astro-cid-3ef6ksr2]{display:flex;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}.nav[data-astro-cid-3ef6ksr2]::-webkit-scrollbar{display:none}.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{padding:6px 11px;border-radius:999px;font-size:.85rem;color:var(--text-2);white-space:nowrap}.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover,.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2].active{background:var(--bg-3);color:var(--text)}.search[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;background:var(--bg-3);border:1px solid var(--line);border-radius:999px;padding:2px 4px 2px 12px}.search[data-astro-cid-3ef6ksr2] input[data-astro-cid-3ef6ksr2]{background:none;border:0;color:var(--text);width:120px;outline:none;font:inherit;font-size:.85rem}.search[data-astro-cid-3ef6ksr2] button[data-astro-cid-3ef6ksr2]{padding:4px 8px;color:var(--text-2);font-size:1rem}@media(max-width:720px){.hdr-in[data-astro-cid-3ef6ksr2]{flex-wrap:wrap;height:auto;padding-top:10px;padding-bottom:8px;gap:8px 16px}.nav[data-astro-cid-3ef6ksr2]{order:3;flex-basis:100%}.search[data-astro-cid-3ef6ksr2]{margin-left:auto}.search[data-astro-cid-3ef6ksr2] input[data-astro-cid-3ef6ksr2]{width:90px}}.ftr[data-astro-cid-sz7xmlte]{margin-top:60px;border-top:1px solid var(--line);background:var(--bg-2);padding:40px 0 20px;color:var(--text-2);font-size:.85rem}.ftr-in[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}.ftr-logo[data-astro-cid-sz7xmlte]{font-family:var(--font-display);font-weight:700;letter-spacing:.08em;color:var(--text);margin-bottom:8px}.ftr-logo[data-astro-cid-sz7xmlte] em[data-astro-cid-sz7xmlte]{font-style:normal;color:var(--accent)}.ftr-desc[data-astro-cid-sz7xmlte]{margin-bottom:8px}.ftr-note[data-astro-cid-sz7xmlte]{color:var(--text-3);font-size:.78rem}h4[data-astro-cid-sz7xmlte]{color:var(--text);font-size:.85rem;margin-bottom:10px}li[data-astro-cid-sz7xmlte]{margin-bottom:6px}.copy[data-astro-cid-sz7xmlte]{margin-top:32px;padding-top:16px;border-top:1px solid var(--line);color:var(--text-3);font-size:.75rem}@media(max-width:720px){.ftr-in[data-astro-cid-sz7xmlte]{grid-template-columns:1fr}}