:root {
  --ink: #202739;
  --muted: #687183;
  --line: #dce1e8;
  --surface: #fff;
  --blue: #27328d;
  --signal: #f26522;
  --success: #27815c;
  --danger: #b74338;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 85% 10%, rgba(242, 101, 34, .09), transparent 28rem),
    linear-gradient(145deg, #f8f9fc, #eef1f7);
  font-family: Manrope, sans-serif;
}

.login-shell { min-height: 100vh; display: grid; place-items: center; padding: 32px; }
.login-card {
  width: min(100%, 520px);
  padding: 42px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--signal);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 22px 70px rgba(30, 39, 72, .12);
}

.brand { display: flex; align-items: center; gap: 12px; width: fit-content; margin-bottom: 54px; color: var(--ink); text-decoration: none; }
.brand img { width: 116px; height: auto; display: block; }
.brand i { width: 1px; height: 24px; background: var(--line); }
.brand span { font-size: 13px; font-weight: 700; }
.eyebrow { margin: 0 0 14px; color: var(--blue); font: 500 11px/1.3 "DM Mono", monospace; letter-spacing: .13em; }
.eyebrow.error { color: var(--danger); }
h1 { margin: 0; max-width: 420px; font-size: clamp(28px, 6vw, 42px); line-height: 1.08; letter-spacing: -.04em; }
p:not(.eyebrow) { margin: 20px 0 30px; color: var(--muted); font-size: 15px; line-height: 1.7; }

.login-error {
  display: grid;
  gap: 3px;
  margin: -10px 0 20px;
  padding: 12px 14px;
  border: 1px solid rgba(183, 67, 56, .28);
  border-left: 4px solid var(--danger);
  border-radius: 6px;
  color: var(--danger);
  background: rgba(183, 67, 56, .06);
}
.login-error strong { font-size: 13px; }
.login-error span { font-size: 12px; line-height: 1.45; }

.primary-action, .secondary-action {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 0 20px;
  border-radius: 6px;
  font: 500 11px "DM Mono", monospace;
  letter-spacing: .06em;
  text-decoration: none;
}
button.primary-action { border: 0; cursor: pointer; }
.login-card form { display: grid; gap: 16px; }
.login-field { display: grid; gap: 7px; color: var(--muted); font: 600 10px "DM Mono", monospace; letter-spacing: .08em; }
.login-field input { width: 100%; min-height: 46px; padding: 0 13px; border: 1px solid var(--line); border-radius: 6px; color: var(--ink); background: #fff; font: 500 14px Manrope, sans-serif; }
.login-field input:focus { outline: 2px solid rgba(39, 50, 141, .15); border-color: var(--blue); }
.primary-action { color: #fff; background: var(--blue); }
.primary-action:hover { background: #1e286f; }
.primary-action span { color: #ffb18b; font-size: 18px; }
.secondary-action { color: var(--blue); border: 1px solid var(--line); }
.secondary-action:hover { border-color: var(--blue); }

.mode-note { display: flex; gap: 9px; align-items: center; margin-top: 34px; color: var(--muted); font-size: 11px; }
.mode-note i { width: 8px; height: 8px; flex: 0 0 auto; border-radius: 50%; background: #d29b2a; box-shadow: 0 0 0 4px rgba(210, 155, 42, .13); }
.mode-note.secure i { background: var(--success); box-shadow: 0 0 0 4px rgba(39, 129, 92, .13); }
.mode-note.error i { background: var(--danger); box-shadow: 0 0 0 4px rgba(183, 67, 56, .13); }

@media (max-width: 600px) {
  .login-shell { padding: 16px; }
  .login-card { padding: 30px 24px; }
  .brand { margin-bottom: 42px; }
}