header[data-astro-cid-nen7h5rs]{z-index:10;backdrop-filter:blur(8px);border-bottom:1px solid var(--color-border);background:#ffffffeb;position:sticky;top:0}.inner[data-astro-cid-nen7h5rs]{max-width:var(--max-width);justify-content:space-between;align-items:center;gap:1rem;margin:0 auto;padding:.75rem 1.5rem;display:flex}.brand[data-astro-cid-nen7h5rs]{color:var(--color-primary);align-items:center;gap:.6rem;text-decoration:none;display:flex}.brand[data-astro-cid-nen7h5rs] img[data-astro-cid-nen7h5rs]{width:auto;height:40px;display:block}.brand-name[data-astro-cid-nen7h5rs]{letter-spacing:.01em;font-size:1.05rem;font-weight:700}nav[data-astro-cid-nen7h5rs]{gap:1.5rem;display:flex}nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{color:var(--color-text);border-bottom:2px solid #0000;padding:.3rem 0;font-size:.95rem;text-decoration:none;transition:border-color .15s}nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover{border-bottom-color:var(--color-accent)}nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs][aria-current=page]{border-bottom-color:var(--color-accent-muted);color:var(--color-primary);font-weight:700}@media (width<=640px){.brand-name[data-astro-cid-nen7h5rs]{display:none}nav[data-astro-cid-nen7h5rs]{gap:1rem}nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{font-size:.85rem}}footer[data-astro-cid-jo6i4kqk]{background:var(--color-primary);color:#fff;margin-top:5rem}.inner[data-astro-cid-jo6i4kqk]{max-width:var(--max-width);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1.5rem;margin:0 auto;padding:2.5rem 1.5rem 1.75rem;display:flex}.left[data-astro-cid-jo6i4kqk]{align-items:center;gap:1rem;display:flex}.left[data-astro-cid-jo6i4kqk] img[data-astro-cid-jo6i4kqk]{background:#fff;border-radius:50%;width:auto;height:36px;padding:2px}.tagline[data-astro-cid-jo6i4kqk]{color:#dce3e8;max-width:28rem;margin:0;font-size:.9rem}.inner[data-astro-cid-jo6i4kqk] nav[data-astro-cid-jo6i4kqk]{flex-wrap:wrap;gap:1.5rem;display:flex}.inner[data-astro-cid-jo6i4kqk] nav[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]{color:#dce3e8;border-bottom:1px solid #0000;font-size:.9rem;text-decoration:none}.inner[data-astro-cid-jo6i4kqk] nav[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]:hover{border-bottom-color:var(--color-accent)}.bottom[data-astro-cid-jo6i4kqk]{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem 2rem}small[data-astro-cid-jo6i4kqk]{color:#bac6cf;font-size:.85rem}@media (width<=640px){.inner[data-astro-cid-jo6i4kqk]{flex-direction:column;align-items:flex-start}}:root{--color-primary:#254f6a;--color-primary-light:#306688;--color-accent:#f6882f;--color-accent-muted:#e5761b;--color-text:#1a2831;--color-muted:#5a6b75;--color-bg:#fff;--color-bg-alt:#f4f6f7;--color-border:#e2e6ea;--max-width:68rem}*{box-sizing:border-box}html{scroll-behavior:smooth;font-family:system-ui,Hiragino Kaku Gothic ProN,Noto Sans JP,sans-serif}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;margin:0;line-height:1.9}main{display:block}a{color:var(--color-primary-light)}h1,h2,h3{font-weight:700;line-height:1.4}:focus-visible{outline:3px solid var(--color-primary);outline-offset:2px;box-shadow:0 0 0 2px #fff, 0 0 0 8px var(--color-accent)}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}.btn{border-radius:8px;padding:.75rem 1.6rem;font-size:.98rem;font-weight:700;text-decoration:none;transition:transform .1s,background .15s;display:inline-block}.btn:active{transform:scale(.98)}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-light)}.btn-ghost{color:var(--color-primary);border:1.5px solid var(--color-accent-muted);background:0 0}.btn-ghost:hover{background:var(--color-bg-alt)}.page-head{background:var(--color-bg-alt);border-bottom:1px solid var(--color-border);padding:3rem 0 2.75rem}.page-head .eyebrow{letter-spacing:.16em;color:var(--color-primary-light);margin:0 0 .6rem;font-size:.78rem;font-weight:700}.page-head h1{color:var(--color-primary);margin:0 0 .9rem;font-size:clamp(1.8rem,4.5vw,2.5rem)}.page-head p{max-width:44rem;color:var(--color-text);margin:0}.page-section{padding:3.5rem 0}.page-section h2{color:var(--color-primary);margin:0 0 1.25rem;font-size:clamp(1.35rem,3vw,1.75rem)}