html[data-theme="dark"]{color-scheme:dark}html[data-theme="dark"] body{background:linear-gradient(135deg,#25172b,#4b2759 54%,#1b1522);color:#f1e7f6}html[data-theme="dark"] .gate{background:#2b2231;border-color:#594565;box-shadow:0 20px 50px #0007}html[data-theme="dark"] label{color:#f3e4f8}html[data-theme="dark"] input{background:#211927;color:#f8f0fa;border-color:#755e7c}html[data-theme="dark"] .error{color:#ffadb9}html[data-theme="dark"] #unlock-message{color:#d2c3d8}html[data-theme="dark"] #unlock-link{color:#e1b0f4}