:root{--color-accent:#4f46e5;--color-accent-dark:#3c33c9;--color-accent-soft:#eeecfd;--color-text:#16161a;--color-muted:#63636f;--color-muted-soft:#96969f;--color-border:#e7e5e0;--color-bg:#f6f5f1;--color-surface:#fff;--radius-sm:8px;--radius-md:16px;--radius-lg:22px;--shadow-card:0 10px 26px #16161a12;--shadow-accent:0 12px 26px #4f46e547;--font-sans:-apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);-webkit-text-size-adjust:100%}a{color:inherit}.btn-primary{background:var(--color-accent);color:#fff;box-shadow:var(--shadow-accent);cursor:pointer;border:none;border-radius:999px;justify-content:center;align-items:center;gap:6px;padding:16px 30px;font-size:15px;font-weight:700;text-decoration:none;transition:transform .15s,box-shadow .15s,background-color .15s;display:inline-flex}.btn-primary:hover{background:var(--color-accent-dark);transform:translateY(-2px);box-shadow:0 16px 30px #4f46e55c}.btn-primary:active{box-shadow:var(--shadow-accent);transform:translateY(0)}.badge{color:var(--color-accent-dark);background:var(--color-accent-soft);letter-spacing:.02em;border-radius:999px;padding:5px 12px;font-size:11px;font-weight:700;display:inline-block}.feature-card{transition:transform .15s,box-shadow .15s}.feature-card:hover{box-shadow:var(--shadow-card);transform:translateY(-2px)}