:root {
  --admin-primary: #1d6deb;
  --admin-primary-dark: #1556c0;
  --admin-muted: #4c6a88;
  --admin-bg: linear-gradient(135deg, #d4e7ff 0%, #84b3ff 50%, #4895ff 100%);
  --admin-card-bg: rgba(255, 255, 255, 0.94);
  --admin-border: rgba(72, 149, 255, 0.35);
  --admin-error: #d32f2f;
  --admin-radius: 24px;
}

body.login.admin-login,
body.admin-login {
  min-height: 100vh;
  margin: 0;
  background: var(--admin-bg);
  color: #0d2746;
  font-family: "Helvetica Neue", Arial, sans-serif;
}

#container {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

#header {
  display: none;
}

#content {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
}

#content-main {
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 32px;
  color: #0d2746;
}

.admin-login-container {
  width: min(420px, calc(100vw - 48px));
  display: flex;
  justify-content: center;
}

.login-form-card {
  width: 100%;
  background: var(--admin-card-bg);
  border-radius: var(--admin-radius);
  padding: 48px 44px;
  box-shadow: 0 30px 60px rgba(49, 118, 210, 0.32);
  backdrop-filter: blur(10px);
  box-sizing: border-box;
}

.form-header {
  margin-bottom: 32px;
  text-align: center;
}

.form-header h2 {
  margin: 0;
  font-size: 26px;
  font-weight: 700;
  color: #12325b;
}

.form-header p {
  margin-top: 12px;
  color: var(--admin-muted);
  line-height: 1.6;
  font-size: 15px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-error-summary {
  margin: 0 0 16px;
  background: rgba(211, 47, 47, 0.14);
  color: var(--admin-error);
  border: 1px solid rgba(211, 47, 47, 0.28);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 14px;
}

.user-warning {
  margin: 0 0 16px;
  background: rgba(72, 149, 255, 0.18);
  color: var(--admin-primary-dark);
  border: 1px solid rgba(72, 149, 255, 0.35);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 14px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-field label {
  font-size: 14px;
  font-weight: 600;
  color: #12325b;
}

.form-field input {
  border: 1px solid var(--admin-border);
  border-radius: 14px;
  padding: 12px 16px;
  font-size: 15px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  background: rgba(233, 242, 255, 0.92);
  color: #0d2746;
}

.form-field input:focus {
  outline: none;
  border-color: rgba(29, 109, 235, 0.9);
  box-shadow: 0 0 0 3px rgba(72, 149, 255, 0.32);
  background: #f5faff;
}

.field-help {
  font-size: 12px;
  color: var(--admin-muted);
}

.field-error {
  font-size: 12px;
  color: var(--admin-error);
}

.form-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.submit-button {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  color: #f6fbff;
  background: linear-gradient(135deg, #3f8cff, #1556c0);
  border: none;
  border-radius: 14px;
  cursor: pointer;
  box-shadow: 0 14px 28px rgba(32, 111, 214, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.submit-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 36px rgba(32, 111, 214, 0.45);
}

.submit-button:active {
  transform: translateY(1px);
}

.helper-text {
  font-size: 13px;
  color: var(--admin-muted);
  margin: -4px 0 0;
  text-align: center;
}

.helper-text a {
  color: var(--admin-primary);
  font-weight: 600;
  text-decoration: none;
}

.helper-text a:hover {
  text-decoration: underline;
}

@media (max-width: 520px) {
  .login-form-card {
    padding: 36px 28px;
  }

  #content-main {
    padding: 24px;
  }
}