:root {
  --ink: #0b2527;
  --teal: #158c7a;
  --muted: #6f7f80;
  --paper: #f3f7f5;
  --line: rgba(11, 37, 39, .13);
  --red: #c94e58;
}
* { box-sizing: border-box; }
body {
  min-height: 100vh;
  margin: 0;
  overflow: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.aurora { position: fixed; z-index: -1; border-radius: 50%; filter: blur(25px); }
.aurora.one { width: 520px; height: 520px; right: -170px; top: -190px; background: rgba(45, 187, 158, .18); }
.aurora.two { width: 430px; height: 430px; left: -190px; bottom: -190px; background: rgba(233, 145, 74, .14); }
main { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card {
  width: min(100%, 520px);
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: rgba(255,255,255,.94);
  box-shadow: 0 30px 90px rgba(8,38,39,.13);
}
header { display: flex; align-items: center; gap: 13px; padding-bottom: 26px; border-bottom: 1px solid var(--line); }
.brand-mark { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 14px; color: white; background: var(--teal); font-size: 20px; font-weight: 800; }
header strong, header small { display: block; }
header strong { letter-spacing: .04em; }
header small { margin-top: 4px; color: var(--muted); font-size: 9px; letter-spacing: .17em; }
.eyebrow { margin: 34px 0 14px; color: var(--teal); font-size: 10px; font-weight: 800; letter-spacing: .19em; }
h1 { margin: 0; font-size: 46px; line-height: 1.02; letter-spacing: -.045em; }
h1 em { color: var(--teal); font-family: Georgia, serif; font-weight: 400; }
.lead { margin: 18px 0 28px; color: var(--muted); line-height: 1.55; }
form { display: grid; gap: 15px; }
label span { display: block; margin: 0 0 7px 2px; color: var(--muted); font-size: 10px; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
input:not([type="hidden"]) { width: 100%; min-height: 54px; padding: 0 16px; border: 1px solid var(--line); border-radius: 15px; outline: 0; color: var(--ink); background: #f8faf9; font: inherit; }
input:focus { border-color: var(--teal); box-shadow: 0 0 0 4px rgba(21,140,122,.11); }
button { min-height: 56px; margin-top: 5px; padding: 0 20px; border: 0; border-radius: 16px; color: white; background: var(--ink); font: inherit; font-weight: 750; cursor: pointer; }
button span { margin-left: 8px; }
.error { margin: 0; padding: 11px 13px; border-radius: 12px; color: var(--red); background: #fae9ea; font-size: 12px; }
footer { margin-top: 24px; color: var(--muted); font-size: 10px; text-align: center; }
footer i { display: inline-block; width: 7px; height: 7px; margin-right: 5px; border-radius: 50%; background: var(--teal); }
@media (max-width: 560px) {
  main { padding: 14px; }
  .login-card { padding: 30px 22px; border-radius: 24px; }
  h1 { font-size: 39px; }
}