.auth-box {
  border: 1px solid #d7e2eb;
  border-radius: 24px;
  background: #ffffff;
  box-shadow: 0 28px 60px rgba(15, 23, 42, 0.16);
  padding: 22px;
}

.auth-close {
  top: 12px;
  right: 12px;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: #f4f8fc;
  color: #5f738a;
}

.auth-tabs .tab {
  min-height: 46px;
  border-radius: 14px;
  border-color: #d7e2eb;
  background: #f7fbff;
  color: #24364b;
}

.auth-tabs .tab.active {
  background: linear-gradient(135deg, #0f4c81, #0e7490);
  border-color: transparent;
}

.auth-form h2 {
  color: #10203a;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  font-size: 24px;
}

.field span,
.auth-foot {
  color: #5f738a;
}

.field input,
.teacher-fields,
.captcha-img,
.captcha-refresh {
  border-color: #d7e2eb;
}

.field input,
.teacher-fields {
  background: #f7fbff;
  border-radius: 14px;
}

.btn-primary {
  min-height: 50px;
  border-radius: 16px;
  background: linear-gradient(135deg, #0f4c81, #0e7490);
}

.link-btn {
  color: #0f4c81;
}