.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 12px 28px rgba(25, 55, 98, 0.18);
}

.btn--primary:hover {
  background: var(--navy-dark);
}

.btn--ghost {
  color: var(--slate-700);
}

.btn--ghost:hover {
  color: var(--primary);
  background: rgba(25, 55, 98, 0.08);
}

.btn--outline {
  border-color: rgba(25, 55, 98, 0.18);
  color: var(--primary);
  background: rgba(25, 55, 98, 0.03);
}

.btn--outline:hover {
  border-color: var(--primary);
  background: rgba(25, 55, 98, 0.08);
}

.btn--white {
  background: #fff;
  color: var(--primary);
}

.btn--white:hover {
  background: rgba(255, 255, 255, 0.92);
}

.btn--outline-white {
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
  background: transparent;
}

.btn--outline-white:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.btn--full {
  width: 100%;
}

.btn--lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}