:root{--bg-color: #FFFDF5;--text-color: #2C3E50;--primary-color: #5DADE2;--success-color: #82E0AA;--accent-color: #F5B7B1;--font-main: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--card-bg: #FFFFFF}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-main);background-color:var(--bg-color);color:var(--text-color);font-size:18px;line-height:1.6;display:flex;justify-content:center;align-items:center;min-height:100vh}#root{width:100%;max-width:800px;padding:2rem;text-align:center}button{font-family:inherit;cursor:pointer;border:none;border-radius:12px;padding:1rem 2rem;font-size:1.2rem;font-weight:700;transition:transform .2s,opacity .2s}button:hover{transform:scale(1.05);opacity:.9}button:active{transform:scale(.95)}.btn-primary{background-color:var(--primary-color);color:#fff;box-shadow:0 4px 6px #0000001a}.card{background:var(--card-bg);padding:2rem;border-radius:20px;box-shadow:0 10px 25px #0000000d;margin:2rem 0}h1{font-size:2.5rem;margin-bottom:1rem;color:var(--text-color)}.syllable-display{font-size:6rem;font-weight:700;margin:2rem 0;letter-spacing:2px}