:root {
  --sudaxue-green: #40be73;
  --sudaxue-ink: #171347;
  --sudaxue-blue: #2f75ff;
  --sudaxue-yellow: #ffd666;
  --sudaxue-text: #24324a;
  --sudaxue-muted: #6b7890;
  --sudaxue-line: #dce8f2;
  --sudaxue-soft: #f1f6fd;
}

body.sudaxue-user-shell {
  color: var(--sudaxue-text);
  background:
    linear-gradient(135deg, rgba(64, 190, 115, 0.08), rgba(47, 117, 255, 0.06) 48%, rgba(255, 214, 102, 0.1)),
    var(--sudaxue-soft);
  letter-spacing: 0;
}

.sudaxue-user-shell .navbar-white {
  background: rgba(255, 255, 255, 0.96);
  border: 0;
  border-bottom: 1px solid rgba(23, 19, 71, 0.07);
  box-shadow: 0 10px 28px rgba(23, 19, 71, 0.07);
}

.sudaxue-user-shell .navbar-white .navbar-brand.sudaxue-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
  color: var(--sudaxue-ink);
  font-weight: 700;
  line-height: 1.1;
  text-decoration: none;
  letter-spacing: 0;
}

.sudaxue-user-shell .navbar-white .navbar-brand.sudaxue-brand:hover,
.sudaxue-user-shell .navbar-white .navbar-brand.sudaxue-brand:focus {
  color: var(--sudaxue-ink);
}

.sudaxue-brand-logo {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  object-fit: contain;
  padding: 3px;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 8px 18px rgba(64, 190, 115, 0.14);
}

.sudaxue-user-shell .navbar-white .navbar-nav > li > a {
  color: var(--sudaxue-text);
}

.sudaxue-user-shell .navbar-white .navbar-nav > li > a:hover,
.sudaxue-user-shell .navbar-white .navbar-nav > li > a:focus {
  color: var(--sudaxue-green);
}

.sudaxue-user-shell main.content {
  padding-top: 34px;
}

.sudaxue-auth-card.user-section {
  width: 460px;
  max-width: calc(100vw - 32px);
  margin: 46px auto;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(23, 19, 71, 0.08);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 20px 45px rgba(23, 19, 71, 0.1);
}

.sudaxue-auth-brand {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 26px 30px 22px;
  color: #fff;
  background: linear-gradient(135deg, var(--sudaxue-ink) 0%, #1e5f53 58%, var(--sudaxue-green) 100%);
  border-top: 3px solid var(--sudaxue-yellow);
}

.sudaxue-auth-brand img {
  width: 54px;
  height: 54px;
  flex: 0 0 54px;
  padding: 6px;
  border-radius: 8px;
  object-fit: contain;
  background: #fff;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.16);
}

.sudaxue-auth-brand strong,
.sudaxue-auth-brand span {
  display: block;
  line-height: 1.2;
  letter-spacing: 0;
}

.sudaxue-auth-brand strong {
  font-size: 24px;
  font-weight: 700;
}

.sudaxue-auth-brand span {
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
}

.sudaxue-auth-card.login-section .logon-tab {
  margin: 0;
  border-bottom: 1px solid var(--sudaxue-line);
}

.sudaxue-auth-card.login-section .logon-tab > a {
  padding: 17px 18px;
  color: var(--sudaxue-muted);
  background: #f7fafc;
  font-weight: 700;
  text-decoration: none;
}

.sudaxue-auth-card.login-section .logon-tab > a:hover,
.sudaxue-auth-card.login-section .logon-tab > a.active {
  color: var(--sudaxue-ink);
  background: #fff;
}

.sudaxue-auth-card.login-section .logon-tab > a.active {
  box-shadow: inset 0 -3px 0 var(--sudaxue-green);
}

.sudaxue-auth-card.login-section .login-main {
  padding: 34px 36px 30px;
}

.sudaxue-auth-card .control-label {
  color: var(--sudaxue-text);
  font-weight: 600;
}

.sudaxue-auth-card .form-control {
  height: 44px;
  color: var(--sudaxue-text);
  border-color: var(--sudaxue-line);
  box-shadow: none;
}

.sudaxue-auth-card .form-control:focus {
  border-color: var(--sudaxue-green);
  box-shadow: 0 0 0 3px rgba(64, 190, 115, 0.12);
}

.sudaxue-auth-card .checkbox,
.sudaxue-auth-card .btn-forgot {
  color: var(--sudaxue-muted);
}

.sudaxue-auth-card .btn-primary {
  height: 46px;
  color: #fff;
  background: var(--sudaxue-green);
  border-color: var(--sudaxue-green);
  border-radius: 6px;
  font-weight: 700;
  box-shadow: 0 12px 22px rgba(64, 190, 115, 0.22);
}

.sudaxue-auth-card .btn-primary:hover,
.sudaxue-auth-card .btn-primary:focus {
  color: #fff;
  background: #36aa65;
  border-color: #36aa65;
}

.sudaxue-auth-card .btn-default {
  height: 44px;
  color: var(--sudaxue-ink);
  background: #fff;
  border: 1px solid var(--sudaxue-line);
  border-radius: 6px;
  font-weight: 700;
}

.sudaxue-auth-card .btn-default:hover,
.sudaxue-auth-card .btn-default:focus {
  color: var(--sudaxue-ink);
  background: #f7fafc;
  border-color: var(--sudaxue-line);
}

.main-header .logo .logo-lg {
  display: flex !important;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #fff;
  font-weight: 700;
  letter-spacing: 0;
}

.main-header .logo .logo-mini {
  line-height: 50px;
}

.sudaxue-admin-logo {
  width: 28px;
  height: 28px;
  padding: 3px;
  border-radius: 6px;
  object-fit: contain;
  background: #fff;
  box-shadow: 0 5px 12px rgba(0, 0, 0, 0.12);
}

.sudaxue-admin-logo-mini {
  width: 32px;
  height: 32px;
  vertical-align: middle;
}

@media (max-width: 767px) {
  .sudaxue-auth-card.user-section {
    margin-top: 22px;
  }

  .sudaxue-auth-brand {
    padding: 22px 22px 20px;
  }

  .sudaxue-auth-card.login-section .login-main {
    padding: 28px 24px 24px;
  }

  .sudaxue-user-shell .navbar-white .navbar-brand.sudaxue-brand {
    max-width: calc(100vw - 92px);
  }

  .sudaxue-user-shell .navbar-white .navbar-brand.sudaxue-brand span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}