:root{color-scheme:dark;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#0a0b12;color:#f4f4f7}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 12% 0%,#4a102b 0,transparent 30%),radial-gradient(circle at 92% 100%,#261648 0,transparent 34%),#0a0b12}
.auth-shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:28px 16px;gap:20px}
.mark{display:inline-flex;align-items:center;gap:5px;font-size:1.15rem;font-weight:600;letter-spacing:.28em;color:#f5f3f7}.mark img{width:26px;height:26px}.mark span{margin-right:-.28em}.auth-card{width:min(100%,460px);padding:32px;border:1px solid #30333f;border-radius:18px;background:rgba(20,23,32,.94);box-shadow:0 24px 70px #0009,0 0 34px #ff3b5c10}.eyebrow{margin:0;color:#ff6482;text-transform:uppercase;letter-spacing:.16em;font-size:.73rem;font-weight:700}
h1{font-size:1.9rem;margin:12px 0 6px;letter-spacing:-.035em}.intro{color:#b4c7d5;margin:0 0 24px;line-height:1.5}.footer{color:#93abbd;text-align:center;font-size:.78rem;line-height:1.5}
form{display:grid;gap:16px}.field{display:grid;gap:7px}label{font-size:.86rem;color:#e7e5eb;font-weight:600}input{width:100%;font:inherit;color:#f8f7fa;background:#0d111a;border:1px solid #3b4050;border-radius:10px;padding:12px 14px;min-height:46px}input:focus{outline:2px solid #ff3b7a;outline-offset:2px}button,.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;border-radius:10px;border:1px solid #f64a80;background:linear-gradient(105deg,#ff3b5c,#eb2588 55%,#8b5cf6);color:#fff;font:inherit;font-weight:700;padding:10px 16px;cursor:pointer;text-decoration:none}button:hover,.button:hover{filter:brightness(1.1)}button:disabled{opacity:.55;cursor:wait}.secondary{background:#10131c;color:#e3dff0;border-color:#44495a}.links{display:flex;gap:12px;justify-content:space-between;flex-wrap:wrap;margin-top:20px}a{color:#d1a9ff}a:focus-visible,button:focus-visible{outline:2px solid #fff;outline-offset:3px}
.notice{padding:12px 14px;margin-bottom:18px;background:#103549;border:1px solid #3b8fb7;border-radius:10px;line-height:1.4}.notice.error{background:#482433;border-color:#d48194}.account-line{padding:12px 0;border-bottom:1px solid #2a465b;overflow-wrap:anywhere}.muted{color:#9fb9c9;font-size:.86rem}.sessions{margin:12px 0 20px;display:grid;gap:10px}.session{border:1px solid #345169;border-radius:11px;padding:12px;display:grid;gap:8px}.session button{min-height:36px;justify-self:start}.stack{display:grid;gap:20px}.divider{height:1px;background:#345169;margin:10px 0}h2{font-size:1.1rem;margin:4px 0}
@media(max-width:480px){.auth-card{padding:24px}.links{display:grid;justify-content:start}}