:root{--color-primary:#00C2A8;--color-text:#0F172A;--color-subtext:#475569;--color-background:#ffffff;--color-border:#E2E8F0;--font-primary:var(--font-noto-sans-jp),sans-serif}body,html{max-width:100vw;overflow-x:hidden;font-family:var(--font-noto-sans-jp),sans-serif;background-color:var(--color-background);color:var(--color-text);font-weight:400;line-height:1.6}*{box-sizing:border-box;padding:0;margin:0}a{color:inherit;text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:0 24px}@media (max-width:768px){.container{padding:0 16px}}.btn{display:inline-flex;align-items:center;justify-content:center;padding:16px 32px;border-radius:8px;font-family:var(--font-noto-sans-jp),sans-serif;font-weight:600;font-size:14px;transition:all .3s ease;cursor:pointer;border:none;text-decoration:none;min-height:56px}.btn-primary{background-color:var(--color-primary);color:white}.btn-primary:hover{background-color:#00A693;transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,194,168,.3)}.btn-ghost{background-color:transparent;color:var(--color-primary);border:2px solid var(--color-primary)}.btn-ghost:hover{background-color:var(--color-primary);color:white;transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,194,168,.3)}.section{padding:80px 0}@media (max-width:768px){.section{padding:60px 0}.btn{padding:14px 24px;font-size:14px;min-height:48px}}