:root {
  color-scheme: light;
  --primary: #245d9b;
  --primary-hover: #194774;
  --ink: #22364d;
  --muted: #65758a;
  --line: #dbe5f0;
  --background: #f2f6fb;
  --font: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; color: var(--ink); background: var(--background); font: 14px/1.65 var(--font); }
button, input { font: inherit; }
button, a, input { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }

.login-page {
  display: grid;
  place-items: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: 48px 24px;
}
.login-panel {
  width: 100%;
  max-width: 432px;
  padding: 36px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
}
.login-heading { margin-bottom: 30px; }
.login-heading h1 { margin: 0; font-size: 26px; line-height: 1.4; font-weight: 650; letter-spacing: -.02em; }
.login-heading > p:last-child { margin: 10px 0 0; color: var(--muted); line-height: 1.8; }
.login-context { margin: 0 0 12px; color: var(--primary); font-size: 12px; overflow-wrap: anywhere; }
#loginForm { margin: 0; }
.login-fields { border:0; padding:0; margin:0; min-width:0; }
.login-modes { display:flex; gap:8px; margin:0 0 24px; }
.login-modes button { flex:1; min-height:44px; border:1px solid var(--line); border-radius:6px; background:#fff; color:var(--muted); cursor:pointer; }
.login-modes button:hover { border-color:var(--primary); color:var(--primary); }
.login-modes button[aria-pressed=true] { border-color:var(--primary); color:var(--primary); background:#edf4fc; }
.login-modes button:disabled { opacity:.6; cursor:wait; }
.login-field { display: grid; gap: 8px; margin-bottom: 20px; min-width: 0; }
.login-field label { font-size: 13px; font-weight: 550; }
.login-field input {
  display: block;
  width: 100%;
  min-width: 0;
  height: 48px;
  padding: 10px 12px;
  border: 1px solid #c8d5e4;
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font-size: 16px;
}
.login-field input:hover { border-color: #9eafc3; }
.login-field input:focus-visible { outline-offset: 2px; border-color: var(--primary); }
.password-wrap { position: relative; min-width: 0; }
.password-wrap input { padding-right: 66px; }
#togglePassword {
  position: absolute;
  top: 2px;
  right: 3px;
  min-width: 52px;
  min-height: 44px;
  padding: 0 10px;
  border: 0;
  border-radius: 4px;
  color: var(--muted);
  background: transparent;
  font-size: 13px;
  cursor: pointer;
}
#togglePassword:hover { color: var(--primary); background: #f0f5fb; }
.login-submit {
  display: block;
  width: 100%;
  min-height: 48px;
  margin-top: 8px;
  padding: 11px 16px;
  border: 1px solid var(--primary);
  border-radius: 6px;
  color: #fff;
  background: var(--primary);
  font-size: 15px;
  font-weight: 550;
  cursor: pointer;
}
.login-submit:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.login-submit:disabled { opacity: .6; cursor: wait; }
#msg { min-height: 22px; margin: 12px 0 0; font-size: 13px; overflow-wrap: anywhere; }
#msg.err { color: #b3261e; }
#msg.ok { color: #276a44; }
.login-help { margin: 14px 0 0; color: var(--muted); font-size: 12px; line-height: 1.9; }
.login-links { display: flex; align-items: center; gap: 14px; margin-top: 22px; padding-top: 16px; border-top: 1px solid #edf1f6; color: #a1adbc; }
.login-links a { display: inline-flex; align-items: center; min-height: 44px; color: var(--muted); font-size: 13px; text-decoration: none; }
.login-links a:hover { color: var(--primary); text-decoration: underline; text-underline-offset: 4px; }


.scan-login .login-page { align-items: start; padding-top: max(48px, env(safe-area-inset-top)); }

@media (max-width: 600px) {
  .login-page { align-items: start; padding: max(40px, env(safe-area-inset-top)) 20px calc(24px + env(safe-area-inset-bottom)); }
  .login-panel { padding: 28px 24px; }
  .login-heading { margin-bottom: 28px; }
  .login-heading h1 { font-size: 25px; }
  .scan-login .login-page { padding-top: max(28px, env(safe-area-inset-top)); }
}
@media (max-width: 359px) {
  .login-page { padding-left: 16px; padding-right: 16px; }
  .login-panel { padding: 26px 20px; }
}
@media (min-width: 601px) and (max-height: 640px) {
  .login-page { align-items: start; padding-top: 24px; padding-bottom: 24px; }
}