:root{--bg:#f5f3ef;--surface:#ffffff;--surface2:#fdf8f2;--accent:#4a9b6f;--accent2:#e8845a;--accent3:#7b68ee;--text:#1a1a1a;--text2:#5a5a5a;--text3:#9a9a9a;--border:#e8e4de;--radius:20px;--radius-sm:12px;--shadow:0 2px 16px rgba(0,0,0,0.06);--shadow-hover:0 8px 32px rgba(0,0,0,0.12);--font-sans:"Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", sans-serif;--font-serif:"Hiragino Mincho ProN", "Noto Serif JP", serif}@media(prefers-color-scheme:dark){:root{--bg:#141414;--surface:#1e1e1e;--surface2:#242424;--text:#f0ece4;--text2:#a0a0a0;--text3:#606060;--border:#2e2e2e;--shadow:0 2px 16px rgba(0,0,0,0.4);--shadow-hover:0 8px 32px rgba(0,0,0,0.6)}}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:var(--font-sans);line-height:1.7;min-height:100vh}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.container{max-width:1120px;margin:0 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