/* ══════════════════════════════════════════
   BUTTON — Shared Component CSS
   per DESIGN.md: Komponen UI → Button
   ══════════════════════════════════════════ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  line-height: 1;
}

.btn:hover {
  opacity: 0.9;
}

.btn:active {
  transform: scale(0.98);
}

.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Variants */
.btn--primary {
  background: var(--primary);
  color: var(--text-inverse);
}
.btn--primary:hover {
  background: var(--primary-dark);
  color: var(--text-inverse);
  opacity: 1;
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn--outline:hover {
  background: var(--primary);
  color: var(--text-inverse);
  opacity: 1;
}

.btn--accent {
  background: var(--accent);
  color: var(--text-inverse);
}
.btn--accent:hover {
  background: var(--accent-hover);
  opacity: 1;
}