.button,
.btn-primary,
.btn-secondary {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 54px;
  border-radius: 18px;
  padding: 0 24px;
  font-weight: 900;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:active,
.btn-primary:active,
.btn-secondary:active {
  transform: scale(0.98);
}

.button--primary,
.btn-primary {
  background: linear-gradient(135deg, var(--blue), #76d7ff);
  color: #03101d;
  box-shadow: 0 18px 46px rgba(77, 163, 255, 0.28);
}

.button--secondary,
.btn-secondary {
  border: 1px solid var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.045);
  backdrop-filter: blur(10px);
}

.button--ghost {
  min-height: 44px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: transparent;
}

.button--small {
  min-height: 40px;
  border-radius: 14px;
  padding: 0 16px;
  font-size: 0.9rem;
}