:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #070a12;
  color: #edf2ff;
}

* { box-sizing: border-box; }

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 18% 12%, rgba(73, 103, 255, 0.19), transparent 34rem),
    radial-gradient(circle at 88% 80%, rgba(28, 204, 164, 0.11), transparent 30rem),
    #070a12;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
}

.login-card {
  width: min(100%, 430px);
  padding: 38px;
  border: 1px solid #242b3d;
  border-radius: 22px;
  background: rgba(14, 18, 31, 0.91);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

.eyebrow {
  margin: 0 0 14px;
  color: #83a1ff;
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.16em;
}

h1 { margin: 0; font-size: clamp(2rem, 8vw, 2.8rem); letter-spacing: -0.04em; }
.lede { margin: 14px 0 28px; color: #aeb8cf; line-height: 1.7; }
form { display: grid; gap: 10px; }
label { margin-top: 8px; color: #c9d1e4; font-size: 0.86rem; font-weight: 650; }

input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #323b52;
  border-radius: 10px;
  outline: none;
  background: #0a0e19;
  color: #f4f7ff;
  font: inherit;
}

input:focus { border-color: #7695ff; box-shadow: 0 0 0 3px rgba(118, 149, 255, 0.17); }

button {
  margin-top: 14px;
  padding: 13px 16px;
  border: 0;
  border-radius: 10px;
  background: #6e8fff;
  color: #071023;
  font: inherit;
  font-weight: 780;
  cursor: pointer;
}

button:hover { background: #89a4ff; }
button:focus-visible { outline: 3px solid rgba(137, 164, 255, 0.5); outline-offset: 3px; }
button:disabled { cursor: wait; opacity: 0.58; }
.status { min-height: 1.35em; margin: 4px 0 0; color: #acb8d2; font-size: 0.85rem; }
.status[data-tone="error"] { color: #ff9fa9; }
.boundary { margin: 25px 0 0; padding-top: 19px; border-top: 1px solid #242b3d; color: #78849e; font-size: 0.76rem; line-height: 1.65; }

@media (max-width: 520px) {
  .login-card { padding: 28px 22px; border-radius: 17px; }
}