:root{--bg: #f7f9fb;--surface: #ffffff;--ink: #14323f;--ink-soft: #4a6573;--brand: #0f7b8a;--brand-dark: #0a5b66;--accent: #f2a541;--border: #e2eaef;--radius: 14px;--maxw: 1080px;--font: system-ui, -apple-system, "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.75;-webkit-font-smoothing:antialiased}a{color:var(--brand-dark)}.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:1.25rem}.site-header{position:sticky;top:0;z-index:10;background:#ffffffd9;backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:64px;flex-wrap:wrap}.brand{display:inline-flex;align-items:center;gap:.5rem;text-decoration:none;color:var(--ink);font-weight:700}.brand-mark{background:var(--brand);color:#fff;border-radius:8px;padding:.15rem .5rem;font-size:.95rem;letter-spacing:.05em}.brand-text{font-size:1.05rem}.site-nav{display:flex;gap:1.25rem;flex-wrap:wrap}.site-nav a{text-decoration:none;color:var(--ink-soft);font-size:.95rem;font-weight:600}.site-nav a:hover{color:var(--brand-dark)}.site-footer{margin-top:4rem;background:var(--ink);color:#d7e3e8}.footer-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;padding-block:2rem}.footer-brand{margin:0;font-weight:700;color:#fff}.footer-note{margin:.25rem 0 0;font-size:.85rem;color:#9fb6bf}.footer-links{display:flex;gap:1.25rem}.footer-links a{color:#d7e3e8;text-decoration:none;font-weight:600}.footer-links a:hover{color:#fff}.copyright{width:100%;margin:0;font-size:.8rem;color:#7d97a1}.hero[data-astro-cid-j7pv25f6]{background:linear-gradient(160deg,#0f7b8a,#0a5b66 60%,#094a54);color:#eaf6f8}.hero-inner[data-astro-cid-j7pv25f6]{padding-block:clamp(3rem,8vw,6rem)}.eyebrow[data-astro-cid-j7pv25f6]{margin:0 0 1rem;font-size:.85rem;letter-spacing:.18em;text-transform:uppercase;color:#9fe0e8;font-weight:700}.hero[data-astro-cid-j7pv25f6] h1[data-astro-cid-j7pv25f6]{margin:0;font-size:clamp(1.9rem,5vw,3.1rem);line-height:1.3;letter-spacing:.01em}.hero[data-astro-cid-j7pv25f6] .lead[data-astro-cid-j7pv25f6]{margin:1.5rem 0 0;max-width:42rem;font-size:clamp(1rem,2.2vw,1.15rem);color:#d4eef1}.hero[data-astro-cid-j7pv25f6] .lead[data-astro-cid-j7pv25f6] strong[data-astro-cid-j7pv25f6]{color:#fff}.hero-actions[data-astro-cid-j7pv25f6]{margin-top:2rem;display:flex;gap:.75rem;flex-wrap:wrap}.btn[data-astro-cid-j7pv25f6]{display:inline-block;padding:.7rem 1.4rem;border-radius:999px;font-weight:700;text-decoration:none;font-size:.95rem;transition:transform .12s ease,box-shadow .12s ease}.btn[data-astro-cid-j7pv25f6]:hover{transform:translateY(-1px)}.btn-primary[data-astro-cid-j7pv25f6]{background:var(--accent);color:#3a2a06;box-shadow:0 6px 16px #f2a54159}.btn-ghost[data-astro-cid-j7pv25f6]{background:#ffffff1f;color:#fff;border:1px solid rgba(255,255,255,.4)}.section-cta[data-astro-cid-j7pv25f6] .btn-ghost[data-astro-cid-j7pv25f6]{background:transparent;color:var(--brand-dark);border-color:var(--brand)}.section[data-astro-cid-j7pv25f6]{padding-block:clamp(2.5rem,6vw,4.5rem)}.section-tint[data-astro-cid-j7pv25f6]{background:#eef5f7}.section[data-astro-cid-j7pv25f6] h2[data-astro-cid-j7pv25f6]{margin:0 0 .75rem;font-size:clamp(1.5rem,3.5vw,2rem)}.section-lead[data-astro-cid-j7pv25f6]{margin:0 0 2rem;max-width:46rem;color:var(--ink-soft)}.section-lead[data-astro-cid-j7pv25f6] strong[data-astro-cid-j7pv25f6]{color:var(--ink)}code[data-astro-cid-j7pv25f6]{background:#0f7b8a1a;padding:.1rem .4rem;border-radius:6px;font-size:.9em}.feature-grid[data-astro-cid-j7pv25f6]{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.25rem}.feature[data-astro-cid-j7pv25f6]{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem}.feature-icon[data-astro-cid-j7pv25f6]{font-size:1.8rem}.feature[data-astro-cid-j7pv25f6] h3[data-astro-cid-j7pv25f6]{margin:.75rem 0 .4rem;font-size:1.1rem}.feature[data-astro-cid-j7pv25f6] p[data-astro-cid-j7pv25f6]{margin:0;color:var(--ink-soft);font-size:.95rem}.app-grid[data-astro-cid-j7pv25f6]{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem}.app-card[data-astro-cid-j7pv25f6]{background:var(--surface);border:1px solid 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1.25rem;color:var(--ink-soft);font-size:.95rem;flex-grow:1}.app-card-foot[data-astro-cid-j7pv25f6]{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.app-link[data-astro-cid-j7pv25f6]{font-weight:700;text-decoration:none}.app-path[data-astro-cid-j7pv25f6]{font-family:ui-monospace,monospace;font-size:.85rem;color:var(--ink-soft)}.repo-link[data-astro-cid-j7pv25f6]{font-size:.85rem;color:var(--ink-soft);text-decoration:none}.repo-link[data-astro-cid-j7pv25f6]:hover{color:var(--brand-dark)}.badge[data-astro-cid-j7pv25f6]{font-size:.72rem;font-weight:700;padding:.2rem 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.25rem;font-size:1.05rem}.steps[data-astro-cid-j7pv25f6] p[data-astro-cid-j7pv25f6]{margin:0;color:var(--ink-soft);font-size:.95rem}.section-cta[data-astro-cid-j7pv25f6]{background:#eef5f7}.cta-actions[data-astro-cid-j7pv25f6]{display:flex;gap:.75rem;flex-wrap:wrap}.contact-mail[data-astro-cid-j7pv25f6]{margin-top:1.25rem;font-weight:600}.contact-mail[data-astro-cid-j7pv25f6] a[data-astro-cid-j7pv25f6]{color:var(--brand-dark)}.cta-note[data-astro-cid-j7pv25f6]{margin-top:.5rem;font-size:.85rem;color:var(--ink-soft)}