.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  gap: 0.35rem;
  padding: 0.7rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--color-text);
  font-size: 0.95rem;
  cursor: pointer;
  transition:
    transform 140ms ease,
    box-shadow 140ms ease,
    background 140ms ease,
    border-color 140ms ease,
    color 140ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 36px rgba(17, 17, 17, 0.1);
}

.btn.primary {
  background: #111111;
  color: #f5efe6;
  border-color: #111111;
}

.btn.primary:hover {
  background: #1a1b1e;
}

.btn.ghost {
  background: transparent;
  color: inherit;
}

.btn.btn-sm {
  min-height: 2.7rem;
  padding: 0.55rem 1rem;
  font-size: 0.88rem;
}

.card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface-strong);
  box-shadow: var(--shadow-soft);
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.7);
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (max-width: 860px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}