body{background:#f0f2f5;font-family:sans-serif;display:flex;justify-content:center;align-items:center;height:100vh;margin:0}.login-card{background:#fff;padding:2.5rem;border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,.1);width:100%;max-width:380px;text-align:center}.v-enter-active,.v-leave-active{transition:opacity .5s ease}.v-enter-from,.v-leave-to{opacity:0}input{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;box-sizing:border-box}button.btn-sub{width:100%;padding:10px;background:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer;font-weight:700}.error{color:#721c24;background:#f8d7da;padding:10px;border-radius:4px;margin-bottom:10px;font-size:.9rem}.pw-wrap{position:relative;margin-bottom:15px}.pw-toggle{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:0 0;border:none;cursor:pointer;padding:0;display:flex;align-items:center;color:#666}