:root{--color-bg: #f3f2f2;--color-surface: #eae9e9;--color-text: #201e1d;--color-accent: #0088b0;--color-accent-2: #d6006c;--color-divider: color-mix(in srgb, #201e1d 16%, transparent);--color-neutral-100: #f8f4f4;--color-neutral-200: #eae7e7;--color-neutral-300: #d7d3d3;--color-neutral-400: #bab6b6;--color-neutral-500: #9b9797;--color-neutral-600: #7d7979;--color-neutral-700: #605d5d;--color-neutral-800: #444141;--color-neutral-900: #2d2b2b;--color-accent-100: #e9f8ff;--color-accent-200: #cbeeff;--color-accent-300: #99e0ff;--color-accent-400: #62c5ee;--color-accent-500: #38a6cf;--color-accent-600: #1186ac;--color-accent-700: #006786;--color-accent-800: #004961;--color-accent-900: #0a303e;--color-accent-2-100: #fff1f4;--color-accent-2-200: #ffdee6;--color-accent-2-300: #ffc0d0;--color-accent-2-400: #ff90b1;--color-accent-2-500: #ff458e;--color-accent-2-600: #d82071;--color-accent-2-700: #aa0b56;--color-accent-2-800: #790e3d;--color-accent-2-900: #4b1528;--font-body: "Noto Sans JP", sans-serif;--font-heading: "Noto Sans JP", sans-serif;--space-1: 5px;--space-2: 10px;--space-3: 15px;--space-4: 20px;--space-6: 30px;--space-8: 40px;--radius-sm: 1px;--radius-md: 2px;--radius-lg: 4px;--shadow-sm: 0 1px 2px color-mix(in srgb, #2d2b2b 14%, transparent);--shadow-md: 0 3px 10px color-mix(in srgb, #2d2b2b 16%, transparent);--shadow-lg: 0 12px 32px color-mix(in srgb, #2d2b2b 22%, transparent);--page-max: 1120px;--page-pad: 40px}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);font-size:15px;line-height:1.55;font-weight:400;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,h4{font-family:var(--font-heading);font-weight:700}h1{font-weight:900}a{color:var(--color-accent-700);text-decoration:none}a:hover{color:var(--color-accent-600)}img{display:block;max-width:100%}:focus{outline:none}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}::selection{background:color-mix(in srgb,var(--color-accent) 30%,transparent)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;cursor:pointer;text-decoration:none;font-family:var(--font-heading);font-weight:500;font-size:14px;line-height:1.2;color:var(--color-text);background:transparent;border:1px solid transparent;padding:11px 20px;border-radius:var(--radius-md);transition:background-color .12s ease,color .12s ease,border-color .12s ease}.btn-primary{background:var(--color-accent);color:var(--color-bg)}.btn-primary:hover{background:var(--color-accent-600);color:var(--color-bg)}.btn-primary:active{background:var(--color-accent-700)}.btn-secondary{border-color:var(--color-divider);color:var(--color-text)}.btn-secondary:hover{background:color-mix(in srgb,var(--color-text) 7%,transparent);color:var(--color-text)}.btn-secondary:active{background:color-mix(in srgb,var(--color-text) 14%,transparent)}.tag{display:inline-flex;align-items:center;font-size:11px;letter-spacing:.02em;padding:3px 10px;border-radius:calc(var(--radius-md) * .75);white-space:nowrap}.tag-accent{background:var(--color-accent-100);color:var(--color-accent-800)}.tag-neutral{background:var(--color-neutral-100);color:var(--color-neutral-800)}.tag-outline{border:1px solid var(--color-accent);color:var(--color-accent)}.card{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-3);border-radius:var(--radius-md);background:#fff}.elev-sm{box-shadow:var(--shadow-sm)}.elev-md{box-shadow:var(--shadow-md)}.elev-lg{box-shadow:var(--shadow-lg)}.container{max-width:var(--page-max);margin:0 auto;padding-left:var(--page-pad);padding-right:var(--page-pad)}.kicker{font-size:13px;letter-spacing:.16em;color:var(--color-accent-700)}.split{display:grid;grid-template-columns:300px 1fr;gap:64px}.split-head{display:flex;flex-direction:column;gap:12px}.split-head h2{margin:0;font-size:30px;line-height:1.6}@media(max-width:820px){:root{--page-pad: 20px}.split{grid-template-columns:1fr;gap:24px}.split-head h2{font-size:24px}}.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--color-bg) 92%,transparent);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--color-divider)}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between;gap:32px;padding-top:12px;padding-bottom:12px}.brand[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:19px;letter-spacing:.01em;color:var(--color-text)}.brand[data-astro-cid-3ef6ksr2]:hover{color:var(--color-text)}.brand-mark-wrap[data-astro-cid-3ef6ksr2]{position:relative;width:38px;height:38px;flex:none;border-radius:50%;overflow:hidden;background:#fefefe;border:1px solid var(--color-divider);box-shadow:var(--shadow-sm)}.brand-mark[data-astro-cid-3ef6ksr2]{width:100%;height:100%;object-fit:cover;display:block}.nav-disclosure[data-astro-cid-3ef6ksr2]{position:relative}.nav-toggle[data-astro-cid-3ef6ksr2]{display:none}.nav[data-astro-cid-3ef6ksr2]{display:flex;align-items:baseline;gap:26px;font-size:14px}@media(min-width:821px){.nav-disclosure[data-astro-cid-3ef6ksr2]>.nav[data-astro-cid-3ef6ksr2]{display:flex}}.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{color:var(--color-neutral-800)}.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{color:var(--color-accent-600)}.nav-cta[data-astro-cid-3ef6ksr2]{font-size:13.5px;padding:7px 18px}.nav-cta[data-astro-cid-3ef6ksr2]:hover{color:var(--color-text)}@media(max-width:820px){.header-inner[data-astro-cid-3ef6ksr2]{align-items:center}.nav-toggle[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;cursor:pointer;list-style:none;border:1px solid var(--color-divider);border-radius:var(--radius-md);background:transparent}.nav-toggle[data-astro-cid-3ef6ksr2]::-webkit-details-marker{display:none}.nav-toggle[data-astro-cid-3ef6ksr2]::marker{content:""}.nav-toggle[data-astro-cid-3ef6ksr2]:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.nav-toggle-bars[data-astro-cid-3ef6ksr2],.nav-toggle-bars[data-astro-cid-3ef6ksr2]:before,.nav-toggle-bars[data-astro-cid-3ef6ksr2]:after{content:"";display:block;width:18px;height:2px;background:var(--color-text);transition:transform .15s ease,opacity .15s ease}.nav-toggle-bars[data-astro-cid-3ef6ksr2]{position:relative}.nav-toggle-bars[data-astro-cid-3ef6ksr2]:before{position:absolute;top:-6px;left:0}.nav-toggle-bars[data-astro-cid-3ef6ksr2]:after{position:absolute;top:6px;left:0}.nav-disclosure[data-astro-cid-3ef6ksr2][open] .nav-toggle-bars[data-astro-cid-3ef6ksr2]{background:transparent}.nav-disclosure[data-astro-cid-3ef6ksr2][open] .nav-toggle-bars[data-astro-cid-3ef6ksr2]:before{transform:translateY(6px) rotate(45deg)}.nav-disclosure[data-astro-cid-3ef6ksr2][open] .nav-toggle-bars[data-astro-cid-3ef6ksr2]:after{transform:translateY(-6px) rotate(-45deg)}.nav[data-astro-cid-3ef6ksr2]{position:absolute;right:0;top:calc(100% + 12px);flex-direction:column;align-items:stretch;gap:4px;min-width:200px;padding:10px;background:var(--color-bg);border:1px solid var(--color-divider);border-radius:var(--radius-md);box-shadow:var(--shadow-md)}.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{padding:10px 12px;font-size:15px}.nav-cta[data-astro-cid-3ef6ksr2]{justify-content:center;margin-top:4px}}.site-footer[data-astro-cid-sz7xmlte]{border-top:1px solid var(--color-divider)}.footer-inner[data-astro-cid-sz7xmlte]{padding-top:48px;padding-bottom:56px;display:flex;flex-direction:column;gap:32px}.footer-top[data-astro-cid-sz7xmlte]{display:flex;justify-content:space-between;align-items:flex-start;gap:40px}.footer-brand[data-astro-cid-sz7xmlte]{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:17px}.footer-mark-wrap[data-astro-cid-sz7xmlte]{position:relative;width:34px;height:34px;flex:none;border-radius:50%;overflow:hidden;background:#fefefe;border:1px solid var(--color-divider);box-shadow:var(--shadow-sm)}.footer-mark[data-astro-cid-sz7xmlte]{width:100%;height:100%;object-fit:cover;display:block}.footer-cols[data-astro-cid-sz7xmlte]{display:flex;gap:48px;font-size:13.5px}.footer-col[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:10px}.footer-col[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--color-neutral-800)}.footer-col[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--color-accent-600)}.footer-copy[data-astro-cid-sz7xmlte]{font-size:12.5px;color:var(--color-neutral-600)}@media(max-width:820px){.footer-top[data-astro-cid-sz7xmlte]{flex-direction:column;gap:28px}.footer-cols[data-astro-cid-sz7xmlte]{gap:40px}}