:root{--color-bg:oklch(98.2% 0.002 250);--color-surface:oklch(100% 0 0);--color-surface-2:oklch(97% 0.003 250);--color-ink:oklch(22% 0.01 260);--color-ink-soft:oklch(45% 0.012 260);--color-ink-faint:oklch(62% 0.012 260);--color-line:oklch(91% 0.004 260);--color-line-strong:oklch(84% 0.006 260);--color-accent:oklch(48% 0.13 255);--color-accent-soft:oklch(95% 0.03 255);--color-accent-ink:oklch(100% 0 0);--color-ok:oklch(58% 0.13 150);--color-ok-soft:oklch(95% 0.04 150);--color-warn:oklch(72% 0.15 75);--color-warn-soft:oklch(95% 0.05 80);--color-danger:oklch(58% 0.2 25);--color-danger-soft:oklch(95% 0.04 25);--color-info:oklch(60% 0.1 255);--color-neutral:oklch(70% 0.01 260);--font-sans:"Inter",system-ui,-apple-system,"Segoe UI","Hiragino Kaku Gothic ProN","Noto Sans JP",Meiryo,sans-serif;--font-mono:"SFMono-Regular","Roboto Mono","Consolas",monospace;--text-xs:0.75rem;--text-sm:0.8125rem;--text-base:0.875rem;--text-md:1rem;--text-lg:1.25rem;--text-xl:1.75rem;--text-2xl:2.25rem;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-8:48px;--radius-sm:4px;--radius:6px;--radius-lg:10px;--shadow-card:0 1px 2px oklch(20% 0.02 260/0.04);--shadow-pop:0 8px 24px oklch(20% 0.02 260/0.12);--sidebar-w:232px;--topbar-h:56px;--duration:150ms;--ease:cubic-bezier(0.2,0,0,1)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--color-bg);color:var(--color-ink);font-family:var(--font-sans);font-size:var(--text-base);line-height:1.5;-webkit-font-smoothing:antialiased;font-feature-settings:"tnum" 1}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}h1,h2,h3{margin:0;font-weight:650;letter-spacing:-.01em}.num{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.muted{color:var(--color-ink-soft)}.faint{color:var(--color-ink-faint)}.link{color:var(--color-accent);font-weight:600;text-decoration:underline;text-underline-offset:2px}.link:hover{text-decoration-thickness:2px}.link:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;border-radius:2px}