:root {
  --login-bg-start: #f0f4f8;
  --login-bg-end: #d9e2ec;
  --login-text: #334155;
  --login-card-bg: #ffffff;
  --login-shadow: rgba(0, 0, 0, 0.05);
  --login-heading: #1e293b;
  --login-muted: #64748b;
  --login-error: #ef4444;
  --login-border: #cbd5e1;
  --login-primary: #5468ff;
  --login-primary-glow: rgba(84, 104, 255, 0.15);
  --login-primary-hover: #3b4cca;
  --login-icon-bg: #eff2ff;
  --login-alert-bg: #fee2e2;
  --login-alert-text: #991b1b;
  --login-alert-border: #f87171;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, var(--login-bg-start) 0%, var(--login-bg-end) 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
  color: var(--login-text);
}

.login-container {
  background-color: var(--login-card-bg);
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 10px 25px var(--login-shadow);
  width: 100%;
  max-width: 400px;
}

.login-header {
  text-align: center;
  margin-bottom: 30px;
}

.login-header h2 {
  margin: 0;
  font-size: 24px;
  color: var(--login-heading);
  font-weight: 600;
}

.login-header p {
  margin: 8px 0 0;
  font-size: 14px;
  color: var(--login-muted);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  font-size: 14px;
}

.required-asterisk {
  color: var(--login-error);
}

.login-form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--login-border);
  border-radius: 8px;
  box-sizing: border-box;
  font-size: 15px;
  background-color: var(--login-card-bg) !important;
  color: var(--login-text) !important;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.login-form-control:focus {
  outline: none;
  border-color: var(--login-primary);
  box-shadow: 0 0 0 3px var(--login-primary-glow);
}

.password-container {
  position: relative;
}

.forgot-password {
  display: block;
  text-align: right;
  margin-top: 8px;
  font-size: 13px;
  color: var(--login-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.forgot-password:hover {
  color: var(--login-primary-hover);
  text-decoration: underline;
}

.btn-submit {
  width: 100%;
  padding: 14px;
  background-color: var(--login-primary);
  color: var(--login-card-bg);
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.1s ease;
  margin-top: 8px;
  display: inline-block;
  box-sizing: border-box;
  text-decoration: none;
  text-align: center;
}

.btn-submit:hover {
  background-color: var(--login-primary-hover);
}

.btn-submit:active {
  transform: scale(0.98);
}

.back-to-login {
  display: block;
  text-align: center;
  margin-top: 24px;
  font-size: 14px;
  color: var(--login-muted);
  text-decoration: none;
  transition: color 0.3s ease;
}

.back-to-login:hover {
  color: var(--login-heading);
}

.icon-container {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 64px;
  height: 64px;
  background-color: var(--login-icon-bg);
  border-radius: 50%;
  margin-bottom: 24px;
}

.icon-container svg {
  width: 32px;
  height: 32px;
  color: var(--login-primary);
}

.resend-link {
  display: block;
  margin-top: 24px;
  font-size: 14px;
  color: var(--login-muted);
}

.resend-link a {
  color: var(--login-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.resend-link a:hover {
  color: var(--login-primary-hover);
  text-decoration: underline;
}

.login-alert {
  background-color: var(--login-alert-bg);
  color: var(--login-alert-text);
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 24px;
  font-size: 14px;
  border: 1px solid var(--login-alert-border);
}