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

body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #0a0a0f;
  color: #e0e0e0;
}

/* Navbar */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: rgba(0, 0, 0, 0.8);
  border-bottom: 1px solid #00bfff;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: #00bfff;
}

.navbar ul {
  display: flex;
  list-style: none;
}

.navbar li {
  margin-left: 1.5rem;
  font-weight:bold;
}

.navbar a {
  color: #e0e0e0;
  text-decoration: none;
  transition: color 0.3s;
}

.navbar a:hover {
  color: #00bfff;
}

/* Hero */
.hero {
  position: relative;
  background: url('cyber-bg.jpg') center/cover no-repeat;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.7);
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 2.5rem;
  color: #00bfff;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
  color: #ccc;
}

.btn {
  display: inline-block;
  background: #ff6600;
  color: #fff;
  font-weight:bold;
  padding: 0.75rem 1.5rem;
  border-radius: 5px;
  text-decoration: none;
  margin-top: 1.5rem;
  transition: background 0.3s;
}

.btn:hover {
  background: #ff8533;
}

/* Services */
.services {
  padding: 3rem 2rem;
  text-align: center;
}

.services h2 {
  color: #00bfff;
  margin-bottom: 2rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.card {
  background: #121212;
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid #00bfff;
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 0 15px #00bfff;
}
.yazilim-card {
  background: url('https://copilot.microsoft.com/th/id/BCO.674ec56c-2fcb-4d46-979d-e4a3f4c870b8.png') center/cover no-repeat;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.yazilim-card h3, 
.yazilim-card p {
  position: relative;
  z-index: 2;
}

.yazilim-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.6); /* koyu overlay */
  z-index: 1;
}
.siber-card {
  background: url('https://copilot.microsoft.com/th/id/BCO.84474a2f-fc5a-402b-9c1c-050ea27b0731.png') center/cover no-repeat;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.siber-card h3,
.siber-card p {
  position: relative;
  z-index: 2;
}

.siber-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.6); /* koyu overlay */
  z-index: 1;
}

.sizma-card {
  background: url('https://copilot.microsoft.com/th/id/BCO.68825155-7523-46b9-a5e7-82fd315d2a61.png') center/cover no-repeat;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.sizma-card h3,
.sizma-card p {
  position: relative;
  z-index: 2;
}

.sizma-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.6); /* koyu overlay */
  z-index: 1;
}



/* About */
.about {
  padding: 3rem 2rem;
  text-align: center;
  background: #0f0f15;
}

.about h2 {
  color: #00bfff;
  margin-bottom: 1rem;
}

/* Footer */
.footer {
  padding: 2rem;
  text-align: center;
  background: #000;
  border-top: 1px solid #00bfff;
}

.footer h2 {
  color: #00bfff;
  margin-bottom: 1rem;
}

.footer p {
  color: #ccc;
}

/* Responsive */
@media (max-width: 768px) {
  .navbar ul {
    flex-direction: column;
    align-items: center;
  }

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

  .hero p {
    font-size: 1rem;
  }
}
.hero-slider {
  position: relative;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: url('Copilot_20260416_220008.png') center/cover no-repeat fixed;
}


.slide {
  position: absolute;
  width: 100%;
  text-align: center;
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 1s ease, transform 1s ease;
  color: #fff;
}

.slide.active {
  opacity: 1;
  transform: scale(1);
}

.slide h1 {
  font-size: 2.5rem;
  font-weight: 400 !important;
  color: #fff;
  margin-bottom: 1rem;
}

.slide p {
  font-size: 1.25rem;
  font-weight: 400 !important;
  font-size: 1.25rem;
  color: #fff;
}

.btn {
  display: inline-block;
  background: #ff6600;
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 5px;
  text-decoration: none;
  margin-top: 1.5rem;
  transition: background 0.3s;
}

.btn:hover {
  background: #ff8533;
}

/* Dot navigasyon */
.dots {
  position: absolute;
  bottom: 20px;
  width: 100%;
  text-align: center;
}

.dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  margin: 0 6px;
  background: #444;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.3s, transform 0.3s;
}

.dot.active {
  background: #00bfff;
  transform: scale(1.2);
}

/* Manuel kontrol butonları */
.prev, .next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  color: #00bfff;
  border: none;
  font-size: 2rem;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: background 0.3s;
}

/* Manuel kontrol butonları */
.prev, .next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  color: #00bfff;
  border: none;
  font-size: 2rem;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 0 10px #00bfff, 0 0 20px #00bfff;
}

.prev:hover, .next:hover {
  background: rgba(0,0,0,0.8);
  color: #fff;
  box-shadow: 0 0 15px #00bfff, 0 0 30px #00bfff, 0 0 45px #00bfff;
  transform: translateY(-50%) scale(1.1);
}

.prev {
  left: 20px;
}

.next {
  right: 20px;
}


@media (max-width: 768px) {
  .slide h1 {
    font-size: 1.8rem;
  }
  .slide p {
    font-size: 1rem;
  }
}