/* ---------- GLOBAL STYLES ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  color: #fff;
  background: url('background.png') no-repeat center center/cover;
  background-attachment: fixed;
  min-height: 100vh;
}

/* ---------- NAVBAR ---------- */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 50px;
  background: rgba(0, 0, 0, 0.7);
  position: sticky;
  top: 0;
  z-index: 999;
  backdrop-filter: blur(10px);
}

/* ---------- LOGO ---------- */
.logo {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.logo .white {
  color: #fff;
}

.logo .blue {
  color: #00b4ff;
}

/* ---------- NAV LINKS ---------- */
.nav-links {
  list-style: none;
  display: flex;
  gap: 30px;
}

.nav-links a {
  text-decoration: none;
  color: #fff;
  font-size: 1rem;
  transition: 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
  color: #00b4ff;
}

/* ---------- HERO SECTION ---------- */
.hero {
  min-height: 50vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  padding: 60px 20px;
}

.hero-content {
  max-width: 700px;
  animation: fadeIn 2s ease;
}

.hero h1 {
  font-size: 2.8rem;
  color: #fff; /* changed to white */
  margin-bottom: 15px;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 25px;
  color: #ddd;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(90deg, #00b4ff, #0078ff);
  color: white;
  padding: 18px 45px; /* كبرنا الزر */
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.2rem; /* خط أكبر */
  transition: 0.3s;
  box-shadow: 0 4px 12px rgba(0, 180, 255, 0.4);
}

.btn-download i {
  font-size: 1.6rem; /* حجم الأيقونة */
}

.btn-download:hover {
  background: linear-gradient(90deg, #0078ff, #00b4ff);
  transform: scale(1.07);
  box-shadow: 0 6px 18px rgba(0, 180, 255, 0.6);
}


/* ---------- FEATURES SECTION ---------- */
.features {
  padding: 80px 10%;
  background: rgba(0, 0, 0, 0.7);
  text-align: center;
}

.features h2 {
  font-size: 2rem;
  margin-bottom: 40px;
  color: #fff; /* white title */
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

.feature-box {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  padding: 25px;
  transition: 0.4s;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-box:hover {
  transform: translateY(-8px);
  border-color: #00b4ff;
  box-shadow: 0 0 15px rgba(0, 180, 255, 0.3);
}

.feature-box h3 {
  color: #fff; /* white subtitles */
  margin-bottom: 10px;
}

/* ---------- SCREENSHOTS SECTION ---------- */
.screenshots {
  padding: 80px 10%;
  background: rgba(0, 0, 0, 0.85);
  text-align: center;
}

.screenshots h2 {
  font-size: 2rem;
  margin-bottom: 40px;
  color: #fff;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  justify-items: center;
}

.screenshots-grid img {
  width: 100%;
  max-width: 320px;
  border-radius: 15px;
  border: 2px solid #00b4ff;
  box-shadow: 0 0 20px rgba(0, 180, 255, 0.3);
  transition: 0.4s;
}

.screenshots-grid img:hover {
  transform: scale(1.05);
  box-shadow: 0 0 30px rgba(0, 180, 255, 0.6);
}

/* ---------- FOOTER ---------- */
footer {
  background: rgba(0, 0, 0, 0.8);
  text-align: center;
  padding: 20px;
  font-size: 0.9rem;
  color: #ccc;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ---------- ANIMATIONS ---------- */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: 10px;
    padding: 15px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .btn-download {
    padding: 12px 25px;
  }
}