.student-directory {
  margin-top: 18px;
  padding: 16px;
  border: 1px solid rgba(155, 228, 0, .25);
  border-radius: 16px;
  background: rgba(155, 228, 0, .06);
}
.student-directory-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 0;
  background: transparent;
  color: #dfff9b;
  font: inherit;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}
.student-directory-toggle span { font-size: 22px; transition: transform .2s; }
.student-directory-toggle[aria-expanded="true"] span { transform: rotate(90deg); }
#student-directory-panel[hidden] { display: none; }
#student-directory-panel { margin-top: 16px; }
#student-directory-panel label { display: block; margin-bottom: 8px; font-size: 13px; color: #d8e0ec; }
#student-directory-city {
  width: 100%;
  padding: 12px;
  border: 1px solid rgba(155, 228, 0, .35);
  border-radius: 10px;
  background: #171d27;
  color: #f4f7fb;
  font: inherit;
}
#student-directory-results { margin-top: 14px; color: #bac4d4; font-size: 13px; line-height: 1.5; }
.student-directory-count { margin: 0 0 12px; color: #dfff9b; font-weight: 700; }
.student-directory-list { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.student-directory-item { padding: 12px; border: 1px solid rgba(255, 255, 255, .12); border-radius: 10px; background: rgba(255, 255, 255, .04); }
.student-directory-item strong { display: block; color: #fff; font-size: 15px; }
.student-directory-item small { display: block; margin-top: 4px; color: #bac4d4; font-size: 12px; }