@font-face{font-family:Space Grotesk;src:url(/fonts/SpaceGrotesk-Variable.woff2) format("woff2-variations"),url(/fonts/SpaceGrotesk-Variable.woff2) format("woff2");font-weight:300 700;font-display:swap;font-style:normal}@font-face{font-family:JetBrains Mono;src:url(/fonts/JetBrainsMono-Variable.woff2) format("woff2-variations"),url(/fonts/JetBrainsMono-Variable.woff2) format("woff2");font-weight:100 800;font-display:swap;font-style:normal}@font-face{font-family:Pretendard;src:url(/fonts/PretendardVariable.woff2) format("woff2-variations"),url(/fonts/PretendardVariable.woff2) format("woff2");font-weight:45 920;font-display:swap;font-style:normal}@font-face{font-family:Pretendard JP;src:url(/fonts/PretendardJPVariable.woff2) format("woff2-variations"),url(/fonts/PretendardJPVariable.woff2) format("woff2");font-weight:45 920;font-display:swap;font-style:normal}:root{color-scheme:dark;--bg-base: #020617;--bg-deep: #040a1f;--bg-raised: #0b1426;--bg-card: #111b32;--navy: #0f172a;--text-primary: #f1f5ff;--text-secondary: #c0c9dd;--text-muted: #7a869f;--text-dim: #4b5878;--border-subtle: rgba(255, 255, 255, .06);--border-default: rgba(255, 255, 255, .1);--border-strong: rgba(255, 255, 255, .18);--accent: #22d3ee;--accent-hover: #38dcf2;--accent-fg: #04222a;--accent-soft: rgba(34, 211, 238, .12);--glow-accent: rgba(34, 211, 238, .3);--status-success: #22c55e;--status-warning: #fbbf24;--status-error: #ef4444;--radius-sm: 10px;--radius-md: 14px;--radius-lg: 20px;--radius-pill: 999px;--shadow-sm: 0 2px 8px rgba(6, 10, 30, .4);--shadow-md: 0 8px 24px rgba(6, 10, 30, .5);--shadow-lg: 0 20px 60px rgba(6, 10, 30, .65);--s-xs: .5rem;--s-sm: 1rem;--s-md: 2rem;--s-lg: 3rem;--s-xl: 4rem;--font-display: "Space Grotesk", "Pretendard", system-ui, sans-serif;--font-main: "Pretendard", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;--font-code: "JetBrains Mono", "D2Coding", "Courier New", monospace;--type-scale: 1;--type-h1: clamp(30px, 4vw, 44px);--type-h2: 28px;--type-h3: 20px;--type-body: 16px;--type-small: 14px;--type-eyebrow: 11px;--dur-fast: .18s;--dur-base: .3s;--ease: cubic-bezier(.22, .61, .36, 1);--maxw: 960px}html[data-theme=light]{color-scheme:light;--bg-base: #f4f7fb;--bg-deep: #eef2f8;--bg-raised: #ffffff;--bg-card: #ffffff;--navy: #e7edf6;--text-primary: #0c1324;--text-secondary: #2c3850;--text-muted: #5a6884;--text-dim: #8a96ad;--border-subtle: rgba(12, 19, 36, .06);--border-default: rgba(12, 19, 36, .12);--border-strong: rgba(12, 19, 36, .2);--accent: #0891b2;--accent-hover: #0e7490;--accent-fg: #ffffff;--accent-soft: rgba(8, 145, 178, .1);--glow-accent: rgba(8, 145, 178, .2);--shadow-sm: 0 2px 8px rgba(20, 40, 80, .08);--shadow-md: 0 8px 24px rgba(20, 40, 80, .1);--shadow-lg: 0 20px 60px rgba(20, 40, 80, .14)}html[data-type-scale=large]{--type-scale: 1.15}html[data-type-scale=xlarge]{--type-scale: 1.3}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg-base);color:var(--text-primary);color-scheme:light dark;font-family:var(--font-main);font-synthesis:none;font-size:calc(16px * var(--type-scale));line-height:1.55;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}:lang(ja){font-family:"Pretendard JP",var(--font-main)}body{min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{font-family:var(--font-display);line-height:1.2;letter-spacing:-.01em;margin:0 0 .4em}.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--s-sm)}.eyebrow{font-size:var(--type-eyebrow);letter-spacing:.18em;text-transform:uppercase;color:var(--accent);font-weight:700}.card{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:var(--s-md);box-shadow:var(--shadow-sm)}.btn{display:inline-flex;align-items:center;gap:.5em;background:var(--accent);color:var(--accent-fg);border:none;border-radius:var(--radius-pill);padding:.7em 1.4em;font:inherit;font-weight:700;cursor:pointer;transition:background var(--dur-fast) var(--ease),transform var(--dur-fast) var(--ease)}.btn:hover{background:var(--accent-hover);text-decoration:none}.btn:active{transform:scale(.98)}.btn-ghost{background:transparent;color:var(--text-primary);border:1px solid var(--border-strong)}.mono{font-family:var(--font-code)}.muted{color:var(--text-muted)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}