:root{--c-bg:#FFFFFF;--c-bg-sub:#EAE5DC;--c-surface:#DEDAD2;--c-border:rgba(43,43,43,.12);--c-text:#555250;--c-text-sub:#5A5655;--c-text-muted:#9E9A93;--c-accent:#723684;--c-accent-h:#884A9C;--c-accent-lt:#EDE5D6;--c-white:#FFFFFF;--c-success:#3A6B4A;--c-warning:#B8860B;--c-error:#8B2E2E;--f-sans:'Inter','Noto Sans JP',system-ui,sans-serif;--f-serif:'Shippori Mincho','Noto Serif JP',Georgia,serif;--f-body:var(--f-sans);--f-head:var(--f-sans);--fs-sm:1rem;--fs-base:1.0625rem;--fs-md:1.25rem;--fs-lg:1.5rem;--fs-xl:2rem;--fs-2xl:2.75rem;--fs-3xl:3.75rem;--fs-4xl:3.25rem;--fs-hero:clamp(2.75rem,5.5vw,5rem);--fs-lead:clamp(1.75rem,3.5vw,3rem);--lh-tight:1.25;--lh-snug:1.5;--lh-body:1.85;--lh-loose:2.1;--ls-tight:-0.01em;--ls-normal:0.04em;--ls-wide:0.10em;--ls-wider:0.20em;--sp-1:0.25rem;--sp-2:0.5rem;--sp-3:0.75rem;--sp-4:1rem;--sp-5:1.25rem;--sp-6:1.5rem;--sp-8:2rem;--sp-10:2.5rem;--sp-12:3rem;--sp-14:3.5rem;--sp-16:4rem;--sp-20:5rem;--sp-24:6rem;--sp-32:8rem;--section-py:clamp(5rem,9vw,9rem);--container:1240px;--container-sm:720px;--gutter:clamp(1.25rem,3vw,2rem);--header-h:72px;--radius-sm:2px;--radius-md:4px;--radius-lg:8px;--radius-xl:16px;--radius-full:9999px;--border:1px solid var(--c-border);--shadow-sm:0 1px 4px rgba(43,43,43,.06);--shadow-md:0 4px 16px rgba(43,43,43,.08);--shadow-lg:0 16px 48px rgba(43,43,43,.10);--ease:cubic-bezier(0.16,1,0.3,1);--ease-io:cubic-bezier(0.87,0,0.13,1);--dur-fast:180ms;--dur-normal:360ms;--dur-slow:640ms}html.font-serif{--f-body:'Shippori Mincho','Noto Serif JP',Georgia,serif;--f-head:'Shippori Mincho','Noto Serif JP',Georgia,serif;--f-sans:'Shippori Mincho','Noto Serif JP',Georgia,serif;--lh-body:2.0;--ls-normal:0.06em}html.theme-white{--c-bg:#FFFFFF;--c-bg-sub:#F8F8F6;--c-surface:#F2F2F0;--c-white:#FFFFFF;--c-border:rgba(43,43,43,.10)}html.theme-stone{--c-bg:#EDE9E1;--c-bg-sub:#E5E0D8;--c-surface:#DAD5CC;--c-white:#F5F2EC}