:root{--bg:#0d1017;--panel:#111722;--text:#f5f8ff;--muted:#aeb7c8;--aqua:#67e7d5;--blue:#74b7ff;--lav:#ae8eff;--pink:#ff87a7}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;color:var(--text);background:radial-gradient(circle at 15% 10%,rgba(103,231,213,.14),transparent 28%),radial-gradient(circle at 85% 20%,rgba(174,142,255,.16),transparent 28%),linear-gradient(180deg,#090c12,#0d1017);display:grid;place-items:center;padding:24px}.shell{width:min(1040px,100%);display:grid;grid-template-columns:1fr 1fr;border:1px solid rgba(255,255,255,.1);border-radius:30px;overflow:hidden;background:rgba(17,23,34,.94);box-shadow:0 35px 100px rgba(0,0,0,.45)}.intro{padding:52px;background:linear-gradient(145deg,rgba(103,231,213,.08),rgba(174,142,255,.08));display:flex;flex-direction:column;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:20px;color:white;text-decoration:none}.mark{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;color:#0b1017;background:linear-gradient(135deg,var(--aqua),var(--blue),var(--lav),var(--pink))}.intro h1{font-size:clamp(42px,6vw,68px);line-height:.98;letter-spacing:-.06em;margin:50px 0 18px}.grad{background:linear-gradient(95deg,var(--aqua),var(--blue),var(--lav),var(--pink));-webkit-background-clip:text;color:transparent}.intro p,.small{color:var(--muted)}.points{display:grid;gap:12px;margin-top:28px}.points span:before{content:'✓';color:var(--aqua);margin-right:10px}.panel{padding:52px}.auth-kicker{text-transform:uppercase;letter-spacing:.13em;color:var(--aqua);font-weight:800;font-size:11px;margin-bottom:10px}.panel h2{font-size:38px;margin:0 0 8px;letter-spacing:-.045em}.panel>p,#registerPane>p,#verifyPane>p{color:var(--muted);margin:0 0 28px}form{display:grid;gap:14px}label{font-size:13px;color:#cbd3df}input{width:100%;margin-top:7px;padding:15px 16px;border:1px solid rgba(255,255,255,.1);border-radius:14px;background:#0b1018;color:white;font-size:15px;outline:none}input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(116,183,255,.12)}input[readonly]{opacity:.75}button{min-height:52px;border:0;border-radius:15px;padding:0 20px;font-weight:800;cursor:pointer;color:#091018;background:linear-gradient(100deg,var(--aqua),var(--blue),var(--lav),var(--pink))}.message{min-height:24px;margin-top:16px;color:#ffd3dd}.account-switch{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:20px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);color:var(--muted)}.switch-button{padding:10px 14px;border:1px solid rgba(255,255,255,.12);border-radius:12px;color:white;text-decoration:none;font-weight:750}.back-link{display:inline-block;margin-top:20px;color:#9fa8ba;text-decoration:none}.text-action{margin-top:12px;width:100%;background:transparent;border:1px solid rgba(255,255,255,.12);color:white}.hidden{display:none!important}@media(max-width:800px){body{padding:12px}.shell{grid-template-columns:1fr}.intro,.panel{padding:30px}.intro h1{margin:28px 0 14px}.account-switch{align-items:flex-start;flex-direction:column}.switch-button{width:100%;text-align:center}}