:root {
  color-scheme: dark;
  --bg: #070b10;
  --surface: #101720;
  --line: #2b3c4d;
  --ink: #e8eef5;
  --muted: #93a4b7;
  --teal: #2dd4bf;
  --accent-soft: rgba(45, 212, 191, 0.14);
  --accent-border: rgba(45, 212, 191, 0.48);
  --red: #f87171;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
}

.login-shell {
  width: min(880px, 100%);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 48px;
  background: #0a1017;
  border-right: 1px solid var(--line);
}

.brand-mark {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border: 1px solid var(--accent-border);
  border-radius: 6px;
  color: var(--teal);
  background: var(--accent-soft);
  font-weight: 900;
  font-size: 20px;
}

.brand-mark img {
  width: 82%;
  height: 82%;
  object-fit: contain;
}

.login-brand span,
.login-panel header span,
label span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.login-brand span b,
.login-brand span i {
  font: inherit;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  margin-top: 6px;
  font-size: 30px;
}

.login-brand p {
  margin-top: 10px;
  color: var(--muted);
}

.login-panel {
  padding: 38px;
}

.login-panel h2 {
  margin-top: 6px;
  font-size: 21px;
}

form {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

label {
  display: grid;
  gap: 7px;
}

input {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 12px;
  background: #0a1017;
  color: var(--ink);
  outline: none;
}

input:focus {
  border-color: var(--teal);
}

button {
  min-height: 44px;
  border: 1px solid var(--accent-border);
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--teal);
  font-weight: 900;
  cursor: pointer;
}

button:disabled {
  cursor: wait;
  opacity: 0.65;
}

#loginStatus {
  min-height: 20px;
  color: var(--red);
  font-size: 13px;
}

@media (max-width: 720px) {
  .login-shell {
    grid-template-columns: 1fr;
  }

  .login-brand {
    padding: 28px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .login-panel {
    padding: 28px;
  }
}

.hidden {
  display: none !important;
}

.mfa-shell {
  width: min(560px, 100%);
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
}

.mfa-heading {
  display: flex;
  align-items: center;
  gap: 15px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.mfa-heading span,
.recovery-panel > span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.mfa-heading h1 {
  margin-top: 4px;
  font-size: 23px;
}

.mfa-heading p,
.mfa-steps p,
.recovery-panel p {
  margin-top: 7px;
  color: var(--muted);
  line-height: 1.5;
}

.mfa-setup {
  display: grid;
  justify-items: center;
  gap: 14px;
  padding: 22px 0 2px;
}

.mfa-steps {
  width: 100%;
}

.mfa-steps strong {
  display: block;
  margin-top: 10px;
}

.mfa-qr {
  width: 210px;
  height: 210px;
  padding: 8px;
  border-radius: 6px;
  background: white;
}

.mfa-manual {
  width: 100%;
  color: var(--muted);
}

.mfa-manual summary {
  cursor: pointer;
}

.mfa-manual code {
  display: block;
  margin-top: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  overflow-wrap: anywhere;
  text-align: center;
}

.mfa-form {
  margin-top: 22px;
}

.mfa-form input {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-align: center;
}

#mfaStatus {
  min-height: 20px;
  color: var(--red);
  font-size: 13px;
}

.recovery-panel {
  padding-top: 24px;
}

.recovery-panel h2 {
  margin-top: 5px;
}

.recovery-codes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 18px 0;
}

.recovery-codes code {
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #0a1017;
  color: var(--ink);
  text-align: center;
}

.recovery-panel button {
  width: 100%;
}

@media (max-width: 540px) {
  .mfa-shell {
    padding: 22px;
  }

  .mfa-heading {
    align-items: flex-start;
  }

  .recovery-codes {
    grid-template-columns: 1fr;
  }
}