:root { color-scheme: dark; font-family: system-ui, -apple-system, sans-serif; color: #eaf0f8; background: #0b1422; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; min-height: 100svh; display: grid; place-items: center; padding: 28px 20px; background: radial-gradient(ellipse at 80% 0%, #203757 0%, transparent 58%); }
main { width: min(100%, 410px); padding: 38px 34px 30px; background: #121f31; border: 1px solid #304159; border-radius: 18px; box-shadow: 0 24px 80px #0004; }
.eyebrow { color: #a9cbf7; font-size: 12px; font-weight: 750; letter-spacing: .19em; }
h1 { margin: 24px 0 8px; font-size: 32px; letter-spacing: -.035em; }
.intro { margin: 0 0 28px; color: #b9c7d8; }
label { display: block; margin: 18px 0 8px; font-size: 14px; font-weight: 600; }
input { width: 100%; min-height: 46px; border: 1px solid #53677f; background: #0c1727; border-radius: 7px; padding: 10px 12px; color: #fff; font: inherit; }
input:focus-visible, button:focus-visible { outline: 3px solid #91bdf3; outline-offset: 3px; }
button { margin-top: 24px; width: 100%; min-height: 46px; border: 0; border-radius: 7px; background: #b4d4ff; color: #11223b; font: inherit; font-weight: 750; cursor: pointer; display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; }
button:hover { background: #cee4ff; }
.footnote { margin: 24px 0 0; color: #acbed3; font-size: 12px; line-height: 1.8; }
.notice { padding: 12px; border: 1px solid #526e90; border-radius: 7px; background: #1e324c; font-size: 14px; line-height: 1.5; }
.error { border-color: #a76d63; background: #3d2628; color: #ffdad4; }
@media (max-width: 420px) { main { padding: 30px 24px 24px; } }