:root { color-scheme: dark; font-family: Inter, system-ui, -apple-system, "Segoe UI", sans-serif; color: #eaf1fc; background: #08111f; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 30px 16px; background: radial-gradient(ellipse at 70% 15%, #153b494d, transparent 55%), #08111f; }
[hidden] { display: none !important; }
.auth-card { width: min(440px, 100%); padding: 34px; border: 1px solid #263b52; border-radius: 18px; background: #0d1a2c; box-shadow: 0 24px 80px #0003; }
a { color: #8ee4cc; text-decoration: none; }
.brand { display: inline-flex; padding: 8px 13px; margin-bottom: 35px; border-radius: 999px; background: linear-gradient(#254675, #17355d); color: #edf3fc; font-size: 22px; font-weight: 750; letter-spacing: -.04em; }
.brand span { color: #60a5fa; }
.eyebrow { color: #72dfc5; font-size: 9px; font-weight: 650; text-transform: uppercase; letter-spacing: .14em; }
h1 { margin: 18px 0; font-size: 34px; line-height: 1.15; font-weight: 600; letter-spacing: -.04em; }
h2 { font-size: 22px; letter-spacing: -.03em; }
.intro { color: #a0b1c9; font-size: 13px; line-height: 1.8; margin-bottom: 25px; }
label { display: grid; gap: 8px; margin: 19px 0; color: #b7c7dc; font-size: 11px; }
input { width: 100%; min-height: 44px; padding: 11px 12px; border: 1px solid #344960; border-radius: 7px; background: #101e30; color: #edf3fc; font: inherit; font-size: 14px; line-height: 1.4; }
button, .continue-link { display: block; width: 100%; min-height: 43px; margin-top: 25px; padding: 13px; border: 1px solid #72dfc580; border-radius: 7px; background: #72dfc5; color: #082c29; font: 650 12px/1.4 Inter, system-ui, sans-serif; text-align: center; cursor: pointer; }
button:hover, .continue-link:hover { background: #98ecd8; }
button:disabled { opacity: .5; cursor: wait; }
input:focus-visible, a:focus-visible, button:focus-visible { outline: 2px solid #72dfc5; outline-offset: 4px; }
.footnote { margin-top: 24px; color: #7f95b0; font-size: 10px; line-height: 1.8; }
.message { padding: 12px; border: 1px solid #edc68240; border-radius: 7px; background: #edc68209; color: #edc682; font-size: 12px; line-height: 1.6; }
.error { color: #f3a6ac; border-color: #f3a6ac40; background: #f3a6ac09; }
#totp-qr { display: block; width: min(240px, 100%); height: auto; margin: 20px auto; background: white; border: 12px solid white; border-radius: 8px; }
pre { padding: 14px; border: 1px solid #30465e; border-radius: 7px; background: #08111f; color: #c4e9dd; font-size: 11px; line-height: 1.9; overflow-x: auto; }
.checkbox { display: flex; align-items: center; gap: 10px; }
.checkbox input { width: 16px; min-height: 16px; }
@media (max-width: 390px) { .auth-card { padding: 25px; } h1 { font-size: 29px; } }