:root {
  --deep-ocean: #0a1a2d;
  --ocean-depths: #143d59;
  --aqua-marine: #1e638c;
  --sea-foam: #2a9d8f;
  --wave: #8ecae6;
  --mist: #e9f1f7;
  --transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  --shadow: 0 12px 30px rgba(10, 26, 45, 0.3);
}

.alumni-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  padding-top: 20px;
}

.alumni-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  text-align: center;
  transition: var(--transition);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  min-height: 360px;
  color: inherit;
}

.alumni-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.alumni-card .alumni-photo {
  width: 100%;
  height: 220px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--wave);
  background-color: #f0f8ff;
}

.alumni-info {
  padding: 15px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.alumni-info h4 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--ocean-depths);
  word-break: break-word;
}

.alumni-info span {
  font-size: 0.9rem;
  color: var(--aqua-marine);
}

.angkatan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 30px;
}

.angkatan-card {
  background: white;
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  text-decoration: none;
  color: var(--ocean-depths);
  display: block;
  border: 2px solid var(--sea-foam);
}

.angkatan-card:hover {
  background: var(--sea-foam);
  color: white;
  transform: translateY(-5px);
}

.angkatan-card h4 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}
.angkatan-card p {
  margin: 0;
  font-size: 0.9rem;
  color: inherit;
}

.kembali-btn {
  display: inline-block;
  background: var(--wave);
  color: #fff;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: var(--transition);
  margin: 30px auto 20px;
  display: block;
  text-align: center;
  max-width: 200px;
}
.kembali-btn:hover {
  background: var(--ocean-depths);
  color: #fff;
}