.page-header { text-align: center; padding: 2rem 1rem; }
.gradient-text { background: linear-gradient(135deg, #00e5ff, #a855f7, #ff6b6b); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.page-header p { color: #888; max-width: 500px; margin: 0.5rem auto 0; font-size: 0.9rem; }

/* ── Student Cards Grid (like course cards style) ── */
.students-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.2rem; max-width: 1200px; margin: 0 auto; padding: 0 1rem; }
.student-card {
  background: rgba(20, 20, 40, 0.75); backdrop-filter: blur(8px); border: 1px solid rgba(108, 92, 231, 0.3); border-radius: 24px; overflow: hidden;
  text-align: center; transition: transform 0.2s, box-shadow 0.2s; display: flex; flex-direction: column;
}
.student-card:hover { transform: translateY(-6px); box-shadow: 0 15px 35px rgba(108, 92, 231, 0.3); border-color: #6c5ce7; }
.student-avatar-wrap { height: 120px; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, rgba(108,92,231,0.12), rgba(0,229,255,0.04)); padding-top: 1rem; }
.student-avatar-wrap img { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; border: 3px solid rgba(108,92,231,0.4); }
.student-avatar-placeholder { width: 72px; height: 72px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 2rem; background: rgba(108,92,231,0.15); }
.student-card-body { padding: 1rem 1.2rem 1.2rem; flex: 1; display: flex; flex-direction: column; }
.student-card-body h3 { color: #a0eaff; font-size: 1rem; margin: 0 0 0.3rem; }
.student-card-body p { color: #aaa; font-size: 0.82rem; line-height: 1.6; margin: 0 0 0.8rem; flex: 1; }
.student-achievement { background: rgba(243,156,18,0.08); border: 1px solid rgba(243,156,18,0.15); border-radius: 8px; padding: 0.4rem 0.7rem; font-size: 0.75rem; color: #f39c12; margin-top: auto; }
.student-course { color: #a0eaff; font-size: 0.78rem; margin-top: 0.4rem; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .students-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .page-header { padding: 1.5rem 1rem; }
  .students-grid { grid-template-columns: 1fr; max-width: 400px; }
}
@media (max-width: 480px) {
  .student-avatar-wrap { height: 100px; }
  .student-avatar-wrap img { width: 60px; height: 60px; }
}