.install-guide {
  max-width: 700px;
  margin: 25px auto;
  padding: 20px;
  background: rgba(255,255,255,0.05);
  border-radius: 15px;
  box-shadow: 0 0 15px rgba(0,229,255,0.2);
  text-align: center;
  position: relative; /* خليه بس عشان الأزرار */
}

.step-item {
  display: none; /* الخطوات اللي مش معروضة */
  flex-direction: column;
  align-items: center;
  gap: 15px;
  width: 100%;
}

.step-item.visible {
  display: flex; /* الخطوة الحالية فقط */
}

.step-item img.icon {
  max-width: 100%; /* يمنع تجاوز الشاشة */
  height: auto;
  border-radius: 10px;
  box-shadow: 0 0 8px rgba(0,229,255,0.3);
  display: block;
  margin: 0 auto;
}

.step-item span {
  font-size: 1.2em;
  line-height: 1.8;
  margin: 10px 0;
}

.btn-box {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 10px;
}

.prev-btn,
.next-btn {
  background: #00e5ff;
  color: #000;
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: bold;
  transition: 0.3s;
  font-size: 1em;
}

.prev-btn:disabled {
  background: #777;
  cursor: not-allowed;
}

.prev-btn:hover:not(:disabled),
.next-btn:hover {
  background: #00c3e0;
}