.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 20px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.2;
  color: #0f172a;
  background: #eff3fb;
  border: 1px solid var(--color-border);
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 12px 32px -22px rgba(15, 23, 42, 0.45);
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease,
    box-shadow 0.2s ease, transform 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px -22px rgba(15, 23, 42, 0.55);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 10px 26px -22px rgba(15, 23, 42, 0.6);
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.65;
  box-shadow: none;
  transform: none;
}

.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  background: var(--color-primary-strong);
  box-shadow: var(--shadow-primary-strong);
}

.btn-primary:active {
  background: #0f63d0;
  box-shadow: var(--shadow-primary-strong);
  transform: translateY(0);
}

.btn-secondary {
  background: rgba(26, 115, 232, 0.08);
  border-color: var(--color-border);
  color: var(--color-primary);
  box-shadow: none;
}

.btn-secondary:hover {
  background: rgba(26, 115, 232, 0.14);
  border-color: var(--color-border-strong);
  box-shadow: 0 10px 24px -20px rgba(26, 115, 232, 0.45);
}

.btn-secondary:active {
  background: rgba(26, 115, 232, 0.2);
  transform: translateY(0);
  box-shadow: 0 8px 20px -18px rgba(26, 115, 232, 0.4);
}