body{background:linear-gradient(135deg,#a3c1ff,#5563de);display:flex;align-items:center;justify-content:center}.card{border-radius:1rem;box-shadow:0 6px 20px rgba(0,0,0,0.2)}.card-body span{font-size:0.95rem;color:#444;display:block;margin-bottom:1rem}input::placeholder,textarea::placeholder{color:rgba(0,0,0,0.4)!important}