/* 聊天工作台登录页 */
html, body {
  margin: 0;
  height: 100%;
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
.login-body {
  min-height: 100%;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(226, 119, 47, 0.18), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(59, 130, 246, 0.12), transparent 50%),
    #f3f4f6;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-wrap { width: 100%; max-width: 420px; }
.login-card {
  background: #fff;
  border-radius: 20px;
  padding: 36px 32px 28px;
  box-shadow: 0 16px 48px rgba(15, 23, 42, 0.08);
}
.login-brand { text-align: center; margin-bottom: 28px; }
.brand-mark {
  width: 56px; height: 56px; margin: 0 auto 14px;
  border-radius: 16px;
  background: linear-gradient(135deg, #e2772f, #f59e0b);
  color: #fff; font-size: 26px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 20px rgba(226, 119, 47, 0.35);
}
.login-brand h1 {
  margin: 0; font-size: 22px; color: #1f2937; font-weight: 800;
}
.login-brand p {
  margin: 8px 0 0; font-size: 13px; color: #9ca3af;
}
.field { margin-bottom: 16px; }
.field label {
  display: block; font-size: 13px; color: #6b7280; margin-bottom: 6px;
}
.field input[type="text"],
.field input[type="password"] {
  width: 100%; height: 44px; border: 1px solid #e5e7eb; border-radius: 12px;
  padding: 0 14px; font-size: 14px; outline: none; box-sizing: border-box;
  background: #f9fafb;
}
.field input:focus {
  border-color: #fdba74; background: #fff;
  box-shadow: 0 0 0 3px rgba(226, 119, 47, 0.12);
}
.field-row {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px; font-size: 13px; color: #6b7280;
}
.keep { display: flex; align-items: center; gap: 6px; cursor: pointer; }
.btn-login {
  width: 100%; height: 46px; border: none; border-radius: 12px;
  background: #e2772f; color: #fff; font-size: 16px; font-weight: 700;
  cursor: pointer; box-shadow: 0 8px 18px rgba(226, 119, 47, 0.35);
}
.btn-login:hover { background: #c96420; }
.btn-login:disabled { opacity: .65; cursor: not-allowed; box-shadow: none; }
.login-tip {
  min-height: 20px; margin-top: 12px; text-align: center; font-size: 13px;
}
.login-tip.err { color: #dc2626; }
.login-tip.ok { color: #16a34a; }