/* ═══════════════════════════════════════
   CERTIFICATIONS
═══════════════════════════════════════ */
.certifications {
  background: var(--dark-gradient);
  position: relative;
  overflow: hidden;
}

.certifications::after {
  content: '';
  position: absolute;
  bottom: -200px; right: -200px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46,204,113,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.cert-grid-2 {
  grid-template-columns: repeat(2, 1fr);
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}

.cert-grid-3 {
  grid-template-columns: repeat(3, 1fr);
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.cert-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.07);
}

.cert-number,
.cert-validity,
.cert-issuer {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.02em;
}

.cert-number { color: rgba(255,255,255,0.6); font-weight: 500; }

.cert-pending {
  font-style: italic;
  opacity: 0.6;
}

.cert-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.cert-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), var(--teal2));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.cert-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(46,204,113,0.2);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3), 0 0 30px rgba(46,204,113,0.1);
}

.cert-card:hover::before { transform: scaleX(1); }

.cert-icon-wrap {
  font-size: 2.8rem;
  margin-bottom: 16px;
  display: block;
  color: var(--teal2);
  filter: drop-shadow(0 0 12px rgba(46,204,113,0.3));
}

.cert-ph-label {
  font-weight: 700;
  font-size: 16px;
  color: white;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.cert-ph-sub {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  margin-bottom: 16px;
  line-height: 1.5;
}

.cert-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--teal2);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

@keyframes snowflake-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.snowflake-icon {
  animation: snowflake-spin 14s linear infinite;
  filter: drop-shadow(0 0 6px rgba(126,222,255,0.5));
}

.cert-note {
  font-size: 13px;
  color: rgba(255,255,255,0.3);
  text-align: center;
  padding: 16px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius2);
  border: 1px solid rgba(255,255,255,0.06);
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

@media (max-width: 600px) {
  .cert-grid { grid-template-columns: 1fr; }
}