:root{color-scheme:light;--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#647087;--line:#dce2ec;--primary:#185abc;--primary-dark:#12468f;--danger:#b3261e;--success:#137333}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Arial,sans-serif;line-height:1.5}
.shell{width:min(760px,calc(100% - 32px));margin:56px auto}
.shell.wide{width:min(980px,calc(100% - 32px))}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:32px;box-shadow:0 12px 36px rgba(25,44,75,.07)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;margin-bottom:28px}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#185abc,#6ea2f2)}
h1{font-size:1.65rem;line-height:1.25;margin:0 0 10px}
h2{font-size:1.15rem;margin:0 0 12px}
p{margin:0 0 20px;color:var(--muted)}
label{display:block;font-weight:600;font-size:.92rem;margin:18px 0 7px}
input{width:100%;height:46px;border:1px solid #bcc6d6;border-radius:9px;padding:0 13px;font:inherit;color:var(--text);background:#fff}
input:focus{outline:3px solid rgba(24,90,188,.14);border-color:var(--primary)}
.hint{font-size:.82rem;color:var(--muted);margin-top:6px}
.actions{display:flex;justify-content:flex-end;gap:10px;margin-top:26px}
button,.button{appearance:none;border:0;border-radius:9px;padding:11px 18px;font:600 .92rem/1 inherit;text-decoration:none;cursor:pointer}
.primary{background:var(--primary);color:#fff}.primary:hover{background:var(--primary-dark)}
.secondary{background:#edf2fa;color:#29405f}
.error,.success{padding:12px 14px;border-radius:9px;margin:0 0 18px;font-size:.9rem}
.error{background:#fce8e6;color:var(--danger)}.success{background:#e6f4ea;color:var(--success)}
.steps{display:flex;gap:8px;margin-bottom:26px}
.step{height:5px;flex:1;border-radius:5px;background:#d9e0eb}.step.active{background:var(--primary)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:22px}
.topbar .brand{margin:0}
.nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.code-box{position:relative;background:#101827;color:#e6edf7;border-radius:11px;padding:20px;overflow:auto;margin:12px 0 10px}
.code-box code{white-space:pre-wrap;word-break:break-all;font:13px/1.65 Consolas,monospace}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:22px}
.info{border:1px solid var(--line);border-radius:12px;padding:20px}
.info p{margin-bottom:0;font-size:.9rem}
.logout{display:inline;margin:0}.logout button{background:transparent;color:#516077;padding:10px}
.domain{font-weight:700;color:var(--text)}
@media(max-width:640px){.shell{margin:24px auto}.card{padding:22px}.grid{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}}