body.login-page { background: #0f0f10 url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100"><rect width="100" height="100" fill="black"/></svg>') top center repeat; }
.card.glassy { background: rgba(255,255,255,0.08); backdrop-filter: blur(6px); color: #fff; border-radius: 18px; }
.btn-dark { background-color: #000; border-color: #000; }
.navbar-dark { background: #0b0e12; }