:root{--font: "IBM Plex Sans", system-ui, -apple-system, sans-serif;--disp: "Space Grotesk", var(--font);--mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;--bg: #0B141F;--bg-2: #0E1A27;--surface: #13212F;--surface-2: #182A3B;--card: rgba(22, 38, 54, .55);--card-hover: rgba(26, 44, 62, .85);--brand: #2E8CB0;--brand-2: #1E6E8C;--brand-deep: #0A2C3B;--brand-tint: rgba(46, 140, 176, .13);--fuel: #F2A73B;--fuel-deep: #DE8B12;--fuel-soft: #F8C877;--fuel-tint: rgba(242, 167, 59, .14);--ink: #E9EFF5;--muted: #93A6B6;--dim: #61768A;--line: rgba(140, 170, 195, .12);--line-strong: rgba(46, 140, 176, .34);--ok: #35B57F;--danger: #E06470;--grad-brand: linear-gradient(135deg, #2E8CB0, #1E6E8C 65%, #185a76);--grad-fuel: linear-gradient(135deg, #F2A73B, #DE8B12);--grad-ink: linear-gradient(180deg, #EAF1F7, #A9Becd);--radius-sm: 10px;--radius: 16px;--radius-lg: 24px;--radius-pill: 999px;--shadow: 0 1px 2px rgba(0, 0, 0, .4);--shadow-lg: 0 30px 70px -30px rgba(0, 0, 0, .7);--shadow-fuel: 0 10px 34px -12px rgba(222, 139, 18, .5);--ease: .25s cubic-bezier(.4, 0, .2, 1);--maxw: 1180px}html[lang=ja]{--font: "IBM Plex Sans JP", "IBM Plex Sans", system-ui, sans-serif;--disp: "IBM Plex Sans JP", var(--font)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.6;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;background:radial-gradient(70% 55% at 50% -8%,rgba(46,140,176,.16),transparent 60%),radial-gradient(38% 40% at 92% 22%,rgba(242,167,59,.1),transparent 60%),radial-gradient(50% 50% at 10% 90%,rgba(30,110,140,.1),transparent 60%)}a{color:inherit;text-decoration:none}img,svg{max-width:100%}::selection{background:var(--fuel);color:#2a1b04}h1,h2,h3{font-family:var(--disp);font-weight:600;line-height:1.08;letter-spacing:-.02em}.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}.section{padding:clamp(64px,9vw,120px) 0;position:relative}.kicker{display:inline-flex;align-items:center;gap:8px;font-size:.82rem;font-weight:600;color:var(--brand);background:var(--brand-tint);border:1px solid var(--line-strong);padding:6px 14px;border-radius:var(--radius-pill)}.kicker.fuel{color:var(--fuel);background:var(--fuel-tint);border-color:#f2a73b52}.section-title{font-size:clamp(1.9rem,4vw,3rem);margin:20px 0 0;max-width:20ch}.section-lead{color:var(--muted);font-size:1.1rem;margin-top:16px;max-width:62ch}.fuel-text{color:var(--fuel)}.mono{font-family:var(--mono);font-feature-settings:"tnum"}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--font);font-weight:600;font-size:.95rem;cursor:pointer;white-space:nowrap;border-radius:var(--radius-pill);padding:14px 26px;border:1px solid transparent;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease)}.btn svg{width:18px;height:18px}.btn-primary{background:var(--grad-fuel);color:#241703;box-shadow:var(--shadow-fuel)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px #de8b1299}.btn-ghost{background:#ffffff08;color:var(--ink);border-color:var(--line-strong)}.btn-ghost:hover{background:var(--brand-tint);border-color:var(--brand);transform:translateY(-2px)}.btn-lg{padding:16px 32px;font-size:1rem}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:border-color var(--ease),background var(--ease),transform var(--ease)}.card:hover{border-color:var(--line-strong);background:var(--card-hover)}.skip-link{position:absolute;top:-100%;left:16px;z-index:9999;padding:12px 22px;background:var(--grad-fuel);color:#241703;border-radius:var(--radius-pill);font-weight:700;font-size:.88rem;transition:top var(--ease)}.skip-link:focus{top:16px}:focus-visible{outline:2px solid var(--fuel);outline-offset:3px;border-radius:4px}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.001ms!important;transition-duration:.001ms!important}}.logo[data-astro-cid-tvrurpns]{display:inline-flex;align-items:center;gap:10px}.mark[data-astro-cid-tvrurpns]{display:grid;place-items:center;width:calc(var(--s) * 1.18);height:calc(var(--s) * 1.18);border-radius:calc(var(--s) * .32);background:linear-gradient(150deg,#f8c877,#de8b12);box-shadow:0 6px 18px -6px #de8b1299,inset 0 1px #fff6}.mark[data-astro-cid-tvrurpns] svg[data-astro-cid-tvrurpns]{width:72%;height:72%}.wm[data-astro-cid-tvrurpns]{font-family:var(--disp);font-weight:600;font-size:calc(var(--s) * .62);letter-spacing:-.02em;line-height:1}.wm[data-astro-cid-tvrurpns] b[data-astro-cid-tvrurpns]{color:var(--ink);font-weight:700}.wm[data-astro-cid-tvrurpns] span[data-astro-cid-tvrurpns]{color:var(--fuel);font-weight:600}.hdr[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:50;background:#0b141fb8;backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.bar[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:20px;height:68px}.nav[data-astro-cid-3ef6ksr2]{display:flex;gap:26px;margin-left:14px}.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{color:var(--muted);font-size:.92rem;font-weight:500;transition:color var(--ease)}.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{color:var(--ink)}.right[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:12px;margin-left:auto}.langs[data-astro-cid-3ef6ksr2]{display:flex;gap:2px;padding:3px;background:#ffffff0a;border:1px solid var(--line);border-radius:var(--radius-pill)}.lang[data-astro-cid-3ef6ksr2]{font-size:.72rem;font-weight:700;letter-spacing:.03em;color:var(--dim);padding:4px 9px;border-radius:var(--radius-pill);transition:all var(--ease)}.lang[data-astro-cid-3ef6ksr2]:hover{color:var(--ink)}.lang[data-astro-cid-3ef6ksr2].on{color:#241703;background:var(--fuel)}.btn-sm[data-astro-cid-3ef6ksr2]{padding:9px 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0}}@media(max-width:560px){.langs[data-astro-cid-3ef6ksr2]{display:none}}.ft[data-astro-cid-sz7xmlte]{border-top:1px solid var(--line);background:var(--bg-2);padding:56px 0 32px;margin-top:40px}.top[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:1.3fr 2fr;gap:40px}.brand[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]{color:var(--muted);margin-top:16px;max-width:34ch;font-size:.95rem}.cols[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;max-width:420px;margin-left:auto}.cols[data-astro-cid-sz7xmlte] h4[data-astro-cid-sz7xmlte]{font-family:var(--disp);font-size:.9rem;color:var(--ink);margin-bottom:14px}.cols[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{display:block;color:var(--muted);font-size:.9rem;padding:5px 0;transition:color var(--ease)}.cols[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--fuel)}.bottom[data-astro-cid-sz7xmlte]{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line);color:var(--dim);font-size:.85rem}@media(max-width:760px){.top[data-astro-cid-sz7xmlte]{grid-template-columns:1fr}.cols[data-astro-cid-sz7xmlte]{grid-template-columns:1fr 1fr}}