:root{--color-bg-primary:#fff8f8;--color-bg-secondary:#fff;--color-bg-accent:#fee2e2;--color-text-primary:#1a1a1a;--color-text-secondary:#4a4a4a;--color-text-muted:#6b7280;--color-brand-primary:#b91c1c;--color-brand-secondary:#991b1b;--color-brand-light:#fee2e2;--color-error:#991b1b;--color-error-bg:#fee2e2;--color-success:#166534;--color-success-bg:#dcfce7;--color-warning:#92400e;--color-warning-bg:#fef3c7;--font-family:"Hiragino Kaku Gothic ProN","Noto Sans JP",-apple-system,BlinkMacSystemFont,sans-serif;--font-size-xs:14px;--font-size-sm:16px;--font-size-base:18px;--font-size-lg:20px;--font-size-xl:24px;--font-size-2xl:28px;--font-size-3xl:32px;--line-height-tight:1.4;--line-height-normal:1.6;--line-height-relaxed:1.8;--letter-spacing:0.05em;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--spacing-2xl:48px;--tap-target-min:48px;--tap-target-comfortable:56px;--border-radius-sm:4px;--border-radius-md:8px;--border-radius-lg:12px;--border-width:2px;--border-color:#d1d5db;--border-color-focus:var(--color-brand-primary);--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow-md:0 4px 6px rgba(0,0,0,.1);--shadow-lg:0 10px 15px rgba(0,0,0,.1);--transition-fast:150ms ease;--transition-normal:250ms ease}*{box-sizing:border-box;padding:0;margin:0}html{font-size:var(--font-size-base);font-family:var(--font-family);line-height:var(--line-height-relaxed);letter-spacing:var(--letter-spacing);color:var(--color-text-primary);background-color:var(--color-bg-primary);-webkit-text-size-adjust:100%}body,html{max-width:100vw;overflow-x:hidden}body{min-height:100vh;font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}:focus{outline:3px solid var(--color-brand-primary);outline-offset:2px}:focus:not(:focus-visible){outline:none}:focus-visible{outline:3px solid var(--color-brand-primary);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.required-mark{color:var(--color-error);margin-left:4px}