/* 登录 / 注册叠在官网粒子场上。卡片样式仍走 app.css */
body.session-checking > .login { visibility: hidden; }

body[data-role="login"],
body[data-role="register"] {
  background: var(--bg, #fafafa);
}
html[data-theme="dark"] body[data-role="login"],
html[data-theme="dark"] body[data-role="register"] {
  background: #0a1020;
}

body[data-role="login"] .login,
body[data-role="register"] .login {
  background: transparent;
  position: relative;
  z-index: 3;
}

.login-card {
  position: relative;
  z-index: 3;
}
html[data-theme="dark"] .login-card {
  background: #161d30;
  border-color: rgba(176, 196, 230, 0.16);
}
html[data-theme="dark"] .login-card .input {
  background: #101624;
  border-color: rgba(176, 196, 230, 0.18);
  color: #fafafa;
}
html[data-theme="dark"] body[data-role="login"] ::selection,
html[data-theme="dark"] body[data-role="register"] ::selection {
  background: rgba(176, 196, 230, 0.28);
  color: #fafafa;
}
html[data-theme="dark"] .login-card .input:focus,
html[data-theme="dark"] .login-card .input:focus-visible {
  outline: none;
  border-color: rgba(176, 196, 230, 0.62);
  box-shadow: 0 0 0 3px rgba(176, 196, 230, 0.22);
}
.login-card .brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.site-auth-links {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 4px 0 0;
}
.site-auth-links a {
  color: var(--muted);
  text-decoration: none;
}
.site-auth-links a:hover { color: var(--text); }

.site-theme-float {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 6;
}