/* Official Zebra identity on the existing authentication flow. */
@media screen {
  .zebra-login {
    min-width: 0;
    min-height: 100vh;
    min-height: 100dvh;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(min-content, 1fr) auto;
    gap: 28px;
    padding: 32px clamp(16px, 2.5vw, 48px) 20px;
    color: var(--zb-text);
    background: linear-gradient(125deg,var(--zb-navy) 0 32%,var(--zb-canvas) 32%);
    font-family: var(--zb-font-body);
  }
  .zebra-login .login-card { min-width: 0; border: 1px solid var(--zb-line); border-top: 4px solid var(--zb-primary); border-radius: var(--zb-radius-md); box-shadow: var(--zb-shadow-floating); }
  .zebra-login .login-brand { justify-content: space-between; align-items: center; gap: var(--zb-space-4); margin-bottom: var(--zb-space-8); }
  .zebra-login .login-brand img { width: min(70%,260px); max-width: calc(100% - 100px); min-width: 0; height: auto; aspect-ratio: 1410/484; object-fit: contain; }
  .zebra-login .login-brand select { flex: 0 0 auto; max-width: 95px; }
  .zebra-login h1 { color: var(--zb-navy); font-family: var(--zb-font-display); }
  .zebra-login p { color: var(--zb-muted); }
  .zebra-login input,.zebra-login select { color: var(--zb-text); border-color: var(--zb-line); border-radius: var(--zb-radius-sm); min-height: 44px; }
  .zebra-login input::placeholder { color: var(--zb-subtle); opacity: 1; }
  .zebra-login input:focus,.zebra-login select:focus { outline: 2px solid var(--zb-primary); }
  .zebra-login button { background: var(--zb-primary); border-radius: var(--zb-radius-sm); min-height: 44px; }
  .zebra-login button:hover { background: var(--zb-primary-hover); }
  .zebra-login button:focus-visible { outline: 2px solid var(--zb-primary); outline-offset: 3px; }
  .zebra-login .password-field { position: relative; }
  .zebra-login .password-field input { padding-right: 54px; }
  .zebra-login .password-toggle {
    position: absolute;
    top: 50%;
    right: 2px;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    min-height: 44px;
    margin: 0;
    padding: 12px;
    border: 0;
    color: var(--zb-muted);
    background: transparent;
    line-height: 1;
  }
  .zebra-login .password-toggle:hover { color: var(--zb-primary-text); background: var(--zb-primary-soft); }
  .zebra-login .password-toggle svg { display: block; width: 20px; height: 20px; flex: 0 0 20px; }
  .zebra-login .password-toggle[aria-pressed="false"] .password-eye-slash { display: none; }
  .zebra-login .remember-username { display: flex; align-items: center; gap: 8px; width: fit-content; max-width: 100%; min-height: 24px; margin: 14px 0 0; font-size: 13px; font-weight: 400; color: var(--zb-muted); cursor: pointer; }
  .zebra-login .remember-username input[type="checkbox"] { flex: 0 0 16px; width: 16px; height: 16px; min-height: 16px; padding: 0; margin: 0; accent-color: var(--zb-primary); cursor: pointer; }
  .zebra-login button[type="submit"] { margin-top: 20px; }
  .zebra-login button[type="submit"]:disabled { opacity: .75; }
  .zebra-login .error { color: var(--zb-danger); overflow-wrap: anywhere; }
  .zebra-login #login-error:empty { display: none; }
  .zebra-login .notice { color: var(--zb-accent-text); background: var(--zb-accent-soft); border-radius: var(--zb-radius-sm); }
  /* 2026-10-04: "signed in elsewhere" question after a correct password. */
  .zebra-login .login-takeover { margin-top: 16px; padding: 14px 16px; border: 1px solid var(--zb-line); border-left: 4px solid var(--zb-accent); border-radius: var(--zb-radius-sm); background: var(--zb-accent-soft); }
  .zebra-login .login-takeover:focus { outline: 2px solid var(--zb-primary); outline-offset: 2px; }
  .zebra-login .login-takeover p { margin: 0; color: var(--zb-text); overflow-wrap: anywhere; }
  .zebra-login .login-takeover-actions { display: grid; gap: 10px; margin-top: 14px; }
  .zebra-login .login-takeover-actions button { margin: 0; }
  .zebra-login .login-takeover-actions .secondary { color: var(--zb-navy); background: var(--zb-surface); border: 1px solid var(--zb-line); }
  .zebra-login .login-takeover-actions .secondary:hover { background: var(--zb-primary-soft); }
  .zebra-login .login-footer {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: baseline;
    align-self: end;
    gap: 16px;
    width: 100%;
    color: var(--zb-muted);
    font-size: 11px;
    font-weight: 400;
    line-height: 1.5;
  }
  .zebra-login .login-footer span { min-width: 0; overflow-wrap: anywhere; }
  .zebra-login .footer-system { text-align: left; }
  .zebra-login .footer-version { text-align: center; }
  .zebra-login .footer-copyright { text-align: right; }
  @media (max-width: 900px) {
    .zebra-login .login-footer { grid-template-columns: minmax(0, 1fr); gap: 4px; }
    .zebra-login .login-footer span { text-align: center; }
  }
  @media (max-width: 480px) {
    .zebra-login { padding: 20px 16px 16px; gap: 24px; }
    .zebra-login .login-card { padding: 28px 24px; }
    .zebra-login .login-brand { gap: 12px; }
  }
}
/* 2026-10-08 theme: 玄武黑 band, 霜月白 page, 雪浪白 card, fields in light 雪浪白,
   夜雪蓝 button; the official logo stays on its white plate. */
@media screen {
  .zebra-login { --login-pad-x: clamp(16px, 2.5vw, 48px); padding-left: var(--login-pad-x); padding-right: var(--login-pad-x);
                 background: linear-gradient(125deg, var(--zb-ink) 0 32%, var(--zb-frost) 32%); }
  .zebra-login .login-card { background: var(--zb-surface); border-color: var(--zb-line); border-top-color: var(--zb-primary); color: var(--zb-text); }
  .zebra-login .login-brand img { padding: 6px 10px; background: var(--zb-logo-plate); border-radius: var(--zb-radius-sm); }
  .zebra-login input, .zebra-login select { background: var(--zb-field); border-color: var(--zb-line-strong); }
  .zebra-login input:hover, .zebra-login select:hover { border-color: var(--zb-ink-3); }
  .zebra-login input:focus, .zebra-login select:focus { border-color: var(--zb-primary); outline: 2px solid var(--zb-primary); outline-offset: 1px; }
  .zebra-login button { color: var(--zb-on-primary); }
  .zebra-login button:active { background: var(--zb-primary-press); }
  .zebra-login button:disabled { background: var(--zb-disabled-bg); color: var(--zb-disabled-text); opacity: 1; }
  .zebra-login .password-toggle { color: var(--zb-muted); }
  .zebra-login .login-takeover-actions .secondary { background: var(--zb-field); border-color: var(--zb-line-strong); }
  /* the footer sits on its own 霜月白 strip, so its text never lands on the dark band */
  .zebra-login .login-footer { width: auto; justify-self: stretch; margin: 0 calc(var(--login-pad-x) * -1) -20px; padding: 10px var(--login-pad-x);
                               background: var(--zb-frost); border-top: 1px solid var(--zb-line-soft); color: var(--zb-muted); }
  @media (max-width: 480px) {
    .zebra-login { --login-pad-x: 16px; }
    .zebra-login .login-footer { margin-bottom: -16px; }
  }
}
/* 上云第 2 批 (2026-11-01): two-step sign-in — the code step, the first set-up with its QR code, the backup codes. */
@media screen {
  .zebra-login #login-mfa h2 { margin: 0 0 6px; color: var(--zb-navy); font-size: 18px; }
  .zebra-login #login-mfa p { margin: 6px 0; overflow-wrap: anywhere; }
  .zebra-login .login-mfa-steps { margin: 6px 0; padding-left: 0; list-style: none; color: var(--zb-muted); }
  .zebra-login .login-mfa-steps li { margin: 4px 0; }
  .zebra-login .login-mfa-qr { display: block; width: 220px; max-width: 100%; height: auto; margin: 10px auto; padding: 8px; background: var(--zb-logo-plate); border: 1px solid var(--zb-line); border-radius: var(--zb-radius-sm); }
  .zebra-login .login-mfa-manual code { display: inline-block; padding: 2px 6px; background: var(--zb-field); border: 1px solid var(--zb-line); border-radius: var(--zb-radius-sm); color: var(--zb-text); font-family: var(--zb-font-numeric); letter-spacing: .04em; overflow-wrap: anywhere; }
  .zebra-login #mfa-code { width: 100%; font-family: var(--zb-font-numeric); font-size: 20px; letter-spacing: .12em; }
  .zebra-login #mfa-code::placeholder { font-family: var(--zb-font-body); font-size: 15px; letter-spacing: normal; }
  .zebra-login #mfa-back, .zebra-login #mfa-download { width: 100%; margin-top: 12px; color: var(--zb-navy); background: var(--zb-field); border: 1px solid var(--zb-line-strong); }
  .zebra-login #mfa-back:hover, .zebra-login #mfa-download:hover { background: var(--zb-primary-soft); }
  .zebra-login .login-mfa-codes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px 18px; margin: 12px 0; padding-left: 24px; color: var(--zb-text); }
  .zebra-login .login-mfa-codes code { font-family: var(--zb-font-numeric); font-size: 15px; letter-spacing: .06em; }
  .zebra-login #mfa-continue { width: 100%; margin-top: 16px; }
  @media (max-width: 360px) {
    .zebra-login .login-mfa-codes { grid-template-columns: minmax(0, 1fr); }
  }
}