:root{color-scheme:dark}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(700px 500px at 10% 0%,#16447a 0%,transparent 70%),radial-gradient(650px 500px at 100% 100%,#39256e 0%,transparent 70%),#071630;color:#eef6ff;font:16px/1.5 "Segoe UI",Arial,sans-serif}.register-shell{max-width:1080px;min-height:100vh;margin:auto;padding:28px;display:grid;align-content:center;gap:38px}.brand{display:flex;gap:12px;align-items:center;color:#edf7ff;text-decoration:none}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,#65baff,#805cef);font-weight:900}.brand b,.brand small{display:block}.brand small{font-size:10px;letter-spacing:.15em;color:#9fdffb}.register-card{max-width:540px;padding:32px;border:1px solid rgba(150,221,255,.36);border-radius:22px;background:linear-gradient(145deg,rgba(21,61,108,.82),rgba(30,27,79,.82));box-shadow:0 30px 70px rgba(0,0,0,.35)}.eyebrow{margin:0;color:#8feaff;font-size:11px;font-weight:800;letter-spacing:.16em}.register-card h1{margin:8px 0;font-size:38px;line-height:1.05}.intro{margin:0 0 26px;color:#c7d8ee}label{display:block;margin:14px 0 6px;font-size:13px;color:#dceaff}input{display:block;width:100%;margin-top:6px;padding:12px;border:1px solid rgba(162,211,255,.4);border-radius:10px;background:rgba(3,18,46,.75);color:#fff;font:inherit}input:focus{outline:2px solid #8feaff;outline-offset:2px}button{width:100%;margin-top:16px;padding:13px;border:0;border-radius:10px;background:linear-gradient(135deg,#3f8bea,#6d50e3);color:#fff;font:700 15px inherit;cursor:pointer}button:disabled{opacity:.6;cursor:wait}#message{min-height:24px;margin:12px 0 0;color:#bdefff}.error{color:#ffb5c1!important}.foot{margin:22px 0 0;color:#bbcee6}.foot a{color:#9beaff}@media(max-width:560px){.register-shell{padding:18px;gap:24px;align-content:start}.register-card{padding:24px 20px}.register-card h1{font-size:32px}}