:root{--color-bg: #ffffff;--color-bg-soft: #f3f6f5;--color-dark: #393636;--color-primary: #086280;--color-primary-dark: #064e66;--color-accent: #f7fc03;--color-accent-ink: #4a3a00;--color-text: #322f2f;--color-text-soft: #6b6664;--color-text-invert: #ffffff;--color-border: #e4e7e5;--color-bg-navy: var(--color-dark);--font-base: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;--font-en: "Lato", var(--font-base);--font-mincho: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;--maxw: 1080px;--maxw-narrow: 760px;--radius: 10px;--shadow: 0 4px 20px rgba(57, 54, 54, .08);--shadow-lg: 0 12px 40px rgba(8, 98, 128, .14);--space-section: clamp(3.5rem, 8vw, 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.en{display:block;font-family:var(--font-en);font-size:.8rem;letter-spacing:.18em;text-transform:uppercase;color:var(--color-primary);font-weight:700;margin-bottom:.5rem}.section-head h2{font-size:clamp(1.5rem,4vw,2rem);margin:0}.section-head .lead{margin-top:1rem;color:var(--color-text-soft)}.btn{display:inline-flex;align-items:center;gap:.5em;padding:.9em 1.8em;border-radius:999px;font-weight:700;font-size:.95rem;border:2px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s,color .2s}.btn:hover{transform:translateY(-2px)}.btn--primary{background:var(--color-accent);color:var(--color-accent-ink)}.btn--primary:hover{color:var(--color-accent-ink);box-shadow:var(--shadow-lg)}.btn--ghost{border-color:#fff9;color:#fff}.btn--ghost:hover{background:#ffffff1f;color:#fff}.btn--outline{border-color:var(--color-primary);color:var(--color-primary)}.btn--outline:hover{background:var(--color-primary);color:#fff}.card{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow);transition:transform .18s,box-shadow .2s}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.grid{display:grid;gap:1.5rem}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}@media(max-width:820px){.grid-3,.grid-2{grid-template-columns:1fr}}.text-center{text-align:center}.mt-2{margin-top:2rem}.badge{display:inline-block;background:var(--color-bg-soft);color:var(--color-primary);font-size:.78rem;font-weight:700;padding:.25em .8em;border-radius:999px}.todo{background:#fff7e6;border-left:4px solid var(--color-accent);padding:.2em .5em;border-radius:4px;font-size:.95em}.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:100;background:#fffffff5;backdrop-filter:blur(8px);border-bottom:1px solid 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input[data-astro-cid-3ef6ksr2]{width:120px;padding:.4em .9em;font-size:.82rem;border:1px solid var(--color-border);border-radius:999px;font-family:inherit;transition:width .2s,border-color .2s}.gnav-search[data-astro-cid-3ef6ksr2] input[data-astro-cid-3ef6ksr2]:focus{outline:none;width:160px;border-color:var(--color-primary)}.mobile-search[data-astro-cid-3ef6ksr2]{margin-bottom:.5rem}.mobile-search[data-astro-cid-3ef6ksr2] input[data-astro-cid-3ef6ksr2]{width:100%;padding:.7em 1em;border:1px solid var(--color-border);border-radius:999px;font-family:inherit;font-size:.95rem}.mobile-search[data-astro-cid-3ef6ksr2] input[data-astro-cid-3ef6ksr2]:focus{outline:none;border-color:var(--color-primary)}.nav-toggle[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;gap:5px;background:none;border:none;padding:8px;cursor:pointer}.nav-toggle[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]{width:24px;height:2px;background:var(--color-bg-navy);transition:.3s}.mobile-nav[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;padding:1rem 5%;gap:.3rem;background:#fff;border-top:1px solid var(--color-border)}.mobile-link[data-astro-cid-3ef6ksr2]{padding:.8rem .5rem;border-bottom:1px solid var(--color-border);font-weight:500}@media(max-width:900px){.gnav[data-astro-cid-3ef6ksr2]{display:none}.nav-toggle[data-astro-cid-3ef6ksr2],.mobile-nav[data-astro-cid-3ef6ksr2].open{display:flex}.nav-toggle[data-astro-cid-3ef6ksr2].open span[data-astro-cid-3ef6ksr2]:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle[data-astro-cid-3ef6ksr2].open span[data-astro-cid-3ef6ksr2]:nth-child(2){opacity:0}.nav-toggle[data-astro-cid-3ef6ksr2].open span[data-astro-cid-3ef6ksr2]:nth-child(3){transform:translateY(-7px) rotate(-45deg)}}.site-footer[data-astro-cid-sz7xmlte]{background:var(--color-bg-navy);color:#ffffffd9;margin-top:0}.footer-scenery[data-astro-cid-sz7xmlte]{width:min(var(--maxw),90%);margin-inline:auto;display:flex;align-items:flex-end;justify-content:flex-end;padding:2.4rem 0 1.6rem;border-bottom:1px solid rgba(255,255,255,.12)}.footer-scenery[data-astro-cid-sz7xmlte] .sc[data-astro-cid-sz7xmlte]{filter:invert(1);opacity:.4;width:auto;height:120px}@media(max-width:520px){.footer-scenery[data-astro-cid-sz7xmlte] .sc[data-astro-cid-sz7xmlte]{height:88px}}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.5rem;padding-block:3.5rem 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