.hbn{font-family:system-ui}
.hbn__card{background:#121214;border:1px solid #26262b;border-radius:18px;padding:22px;color:#fff;box-shadow:0 10px 40px rgba(0,0,0,.6)}
.hbn__title{font-size:18px;font-weight:900}
.hbn__subtitle{color:#aaa;margin-top:6px}
.hbn__row{display:flex;gap:10px;margin-top:14px}
.hbn__input{flex:1;background:#1a1a1f;color:#fff;border:1px solid #333;padding:10px;border-radius:12px}
.hbn__btn{background:linear-gradient(135deg,#ff2d2d,#b30000);border:none;color:#fff;border-radius:12px;padding:10px 16px}