/* ─────────────────────────────── PORTFOLIO ─────────────────────────────── */
.port-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.625rem;
}
.port-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  transition: all 0.2s;
  cursor: pointer;
  animation: slideUp 0.6s ease-out;
}
.port-card:hover {
  border-color: var(--border-mid);
  background: var(--bg-2);
  transform: translateY(-2px);
}
.port-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.port-badge {
  font-size: 0.6rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-3);
  background: var(--bg-3);
  border: 1px solid var(--border);
  padding: 0.18rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.port-arrow {
  color: var(--text-4);
  font-size: 1rem;
  line-height: 1;
  transition: color 0.15s, transform 0.15s;
}
.port-card:hover .port-arrow { color: var(--text-2); transform: translate(2px, -2px); }
.port-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}
.port-desc {
  font-size: 0.76rem;
  color: var(--text-2);
  line-height: 1.55;
}
.port-url {
  font-size: 0.65rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-3);
}

.port-cta {
  text-align: center;
  margin-top: 2rem;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1024px) {
  .port-grid { grid-template-columns: repeat(3, 1fr); gap: 0.5rem; }
}

@media (max-width: 768px) {
  .port-grid { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
  .port-card { padding: 1rem; }
  .port-name { font-size: 0.8rem; }
  .port-desc { font-size: 0.7rem; }
  .port-url { font-size: 0.6rem; }
  .port-badge { font-size: 0.55rem; padding: 0.15rem 0.4rem; }
  .port-arrow { font-size: 0.9rem; }
}

@media (max-width: 640px) {
  .port-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
  }
  .port-card { padding: 0.9rem; }
  .port-name { font-size: 0.75rem; }
  .port-desc { font-size: 0.65rem; line-height: 1.4; }
  .port-url { font-size: 0.55rem; }
  .port-badge { font-size: 0.5rem; }
  .port-arrow { font-size: 0.85rem; }
  .port-cta { margin-top: 1.25rem; }
}

@media (max-width: 480px) {
  .port-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.4rem;
  }
  .port-card { 
    padding: 0.85rem;
    border-radius: var(--radius-sm);
  }
  .port-name { font-size: 0.7rem; }
  .port-desc { font-size: 0.6rem; }
  .port-url { font-size: 0.5rem; }
}

@media (max-width: 360px) {
  .port-card { padding: 0.75rem; }
  .port-name { font-size: 0.65rem; }
  .port-desc { font-size: 0.55rem; }
}