:root {
  font-family: Inter, system-ui, sans-serif;
  color-scheme: dark;
  background: #0b0d12;
  color: #f6f7fb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: radial-gradient(circle at top, #1b2030, #0b0d12 55%);
}

form {
  width: min(420px, 100%);
  padding: 32px;
  border: 1px solid #2d3342;
  border-radius: 20px;
  background: #121621;
  box-shadow: 0 24px 80px #0008;
}

main { width: min(420px, 100%); }
main form { width: 100%; }

h1 { margin: 0 0 8px; font-size: 28px; }
p { color: #aeb6c8; margin: 0 0 24px; }
label { display: block; margin: 14px 0 6px; font-weight: 700; }

input {
  width: 100%;
  padding: 13px 14px;
  border-radius: 10px;
  border: 1px solid #343b4c;
  background: #0d1119;
  color: #fff;
  font: inherit;
}

button {
  width: 100%;
  margin-top: 20px;
  padding: 13px;
  border: 0;
  border-radius: 10px;
  background: #ff641a;
  color: #111;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

button:disabled { cursor: wait; opacity: 0.7; }
input:focus-visible, button:focus-visible { outline: 3px solid #84d7ef; outline-offset: 3px; }
#error { min-height: 22px; margin-top: 14px; color: #ff9d9d; }