*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:"Poppins",sans-serif;
  color:#fff;
  background:#0f1117;
  scroll-behavior:smooth;
  padding-top:80px; /* header sabit olduğu için üst boşluk */
}
.container{max-width:1300px;margin:auto;padding:0 40px}

/* HEADER */
header{
  position:fixed;top:0;width:100%;z-index:1000;
  height:80px;transition:all .3s ease;
}
.header-bg{
  position:absolute;inset:0;
  background:rgba(15,17,23,0.85);
  backdrop-filter:blur(15px);
  border-bottom:1px solid rgba(255,255,255,0.05);
}
.header-container{position:relative;display:flex;justify-content:space-between;align-items:center;height:80px}
.logo-area{display:flex;align-items:center;gap:10px}
.logo-img{height:55px;width:auto;filter:none}
nav a{margin-left:30px;text-decoration:none;color:#ccc;font-weight:500;position:relative;transition:color .3s}
nav a::after{content:"";position:absolute;left:0;bottom:-5px;width:0;height:2px;background:#00c6ff;transition:width .3s}
nav a:hover::after{width:100%}
nav a:hover{color:#00c6ff}

/* HERO */
.hero{
  height:100vh;
  background:url("images/hero-bg.webp") center/cover fixed;
  display:flex;align-items:center;justify-content:center;text-align:center;position:relative;overflow:hidden;
}
.hero .overlay{position:absolute;inset:0;background:rgba(0,0,0,0.6)}
.hero-content{position:relative;z-index:1;padding:0 20px}
.hero h1{font-size:3rem;margin-bottom:15px;color:#00c6ff;text-shadow:0 0 25px #00c6ff80;position:relative}
.hero h1::after{
  content:"";display:block;width:60px;height:2px;background:#00c6ff;margin:20px auto 0;
  animation:widthFade 2s infinite alternate;
}
@keyframes widthFade{from{width:40px;}to{width:100px;}}
.hero p{font-size:1.2rem;margin-bottom:25px;color:#ddd}
.btn{display:inline-block;padding:12px 30px;background:linear-gradient(135deg,#00c6ff,#0072ff);border-radius:30px;color:white;text-decoration:none;font-weight:600;transition:all .3s;box-shadow:0 0 20px #00c6ff30}
.btn:hover{transform:scale(1.05);box-shadow:0 0 35px #00c6ff80}
.fade-in{opacity:0;animation:fadeIn 1.5s forwards;animation-delay:.5s}
@keyframes fadeIn{to{opacity:1}}

/* PRODUCTS */
.products{
  padding:120px 50px;
  background:linear-gradient(180deg,#141820 0%,#0f1117 100%);
  text-align:center
}
.products h2{
  font-size:2.2rem;
  color:#00c6ff;
  margin-bottom:50px;
  text-shadow:0 0 15px #00c6ff50
}
.product-list{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:30px;
  align-items:start;
}
.product-card{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  background:linear-gradient(145deg,#1b1f2b,#12141b);
  padding:30px 20px;
  border-radius:15px;
  transition:all .3s ease;
  position:relative;
  overflow:hidden;
  border:1px solid rgba(0,198,255,0.1);
  box-shadow:inset 0 0 20px rgba(0,198,255,0.05);
  height:350px;
}
.product-card::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,transparent,rgba(0,198,255,0.2),transparent);
  transform:translateX(-100%);transition:transform .5s;
}
.product-card:hover::before{transform:translateX(100%)}
.product-card:hover{
  transform:translateY(-5px);
  box-shadow:0 0 25px rgba(0,198,255,0.2);
}
.product-card h3{
  color:#00c6ff;
  font-weight:600;
  letter-spacing:.5px;
  margin-bottom:10px;
}
.product-card img{
  flex-shrink:0;
  width:100%;
  height:180px;
  object-fit:cover;
  border-radius:10px;
  margin-top:15px;
  transition:transform 0.4s ease;
}
.product-card:hover img{transform:scale(1.05)}

/* ABOUT */
.about{padding:100px 50px;text-align:center;background:#0f1117}
.about h2{font-size:2rem;color:#00c6ff;margin-bottom:20px;text-shadow:0 0 10px rgba(0,198,255,0.3)}
.about p{color:#ccc;max-width:800px;margin:auto;line-height:1.7}

/* CONTACT - alt alta ve geliştirilmiş kutular */
.contact{
  padding:100px 50px;
  background:#141820;
  text-align:center;
}
.contact h2{
  font-size:2rem;
  color:#00c6ff;
  margin-bottom:40px;
  text-shadow:0 0 10px rgba(0,198,255,0.3);
}
.contact-grid{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:40px;
}
.contact-info{
  width:100%;
  max-width:650px;
  background:rgba(25,29,40,0.7);
  border:1px solid rgba(0,198,255,0.1);
  padding:40px 30px;
  border-radius:15px;
  backdrop-filter:blur(15px);
  box-shadow:0 6px 25px rgba(0,198,255,0.1);
  text-align:left;
  transition:all 0.4s ease;
}
.contact-info:hover{
  transform:translateY(-4px);
  box-shadow:0 10px 35px rgba(0,198,255,0.25);
}
.contact-info h3{
  color:#00c6ff;
  margin-bottom:5px;
  font-size:1.2rem;
}
.contact-info p{
  color:#ccc;
  margin-bottom:15px;
}
.contact-info a{
  color:#ccc;
  text-decoration:none;
  transition:color 0.3s;
}
.contact-info a:hover{color:#00c6ff}

.map-container{
  width:100%;
  max-width:850px;
  border-radius:15px;
  overflow:hidden;
  box-shadow:0 6px 25px rgba(0,198,255,0.1);
}
.map-container iframe{
  width:100%;
  height:420px;
  border:0;
}

/* FOOTER sabit */
html, body {
  height: 100%;
  display: flex;
  flex-direction: column;
}
body > *:not(footer) {
  flex: 1 0 auto;
}
.footer {
  flex-shrink: 0;
  position: relative;
  bottom: 0;
  width: 100%;
  background:#0b0d11;
  padding:60px 40px 20px;
  color:#ccc;
}
.footer::before{
  content:"";
  display:block;
  height:2px;
  width:100%;
  background:linear-gradient(90deg,transparent,#00c6ff,transparent);
  position:absolute;
  top:0;left:0;
}
.footer-container{display:flex;flex-wrap:wrap;justify-content:space-between;gap:40px;max-width:1300px;margin:auto}
.footer-col{flex:1 1 250px}
.footer-col h4{color:#00c6ff;margin-bottom:10px;font-size:1.1rem}
.footer-col ul{list-style:none;padding:0}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{color:#ccc;text-decoration:none;transition:color .3s}
.footer-col ul li a:hover{color:#00c6ff}
.footer-bottom{text-align:center;border-top:1px solid #222;margin-top:40px;padding-top:15px;font-size:.9rem;color:#888}
.footer-logo{height:70px;width:auto;filter:none}

.footer-link {
  color: #ccc;
  text-decoration: none;
  transition: color 0.3s ease;
}
.footer-link:hover {
  color: #00c6ff;
}

.social-links {
  margin-top: 20px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-start;
}

.social-links a img {
  width: 28px;
  height: 28px;
  transition: transform 0.25s ease, filter 0.25s ease;
  filter: brightness(0.8);
}

.social-links a:hover img {
  transform: scale(1.15);
  filter: brightness(1.5) drop-shadow(0 0 6px #00c6ff);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.contact-item img {
  width: 22px;
  height: 22px;
  object-fit: contain;
  filter: brightness(0.85);
  transition: filter 0.3s ease, transform 0.2s ease;
}

.contact-item a {
  color: #ccc;
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-item a:hover {
  color: #00c6ff;
}

.contact-item:hover img {
  filter: brightness(1.5) drop-shadow(0 0 6px #00c6ff);
  transform: scale(1.1);
}


/* WHATSAPP BUTTON */
.whatsapp-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
  display: inline-block;
  width: 65px;
  height: 65px;
}
.whatsapp-btn img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.2s ease;
}
.whatsapp-btn:hover img { transform: scale(1.1); }

/* Header sabit, efekt yok */
#main-header {
  height: 80px !important;
  transition: none !important;
}

/* Scroll animasyonu */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Detaylar butonu */
.detail-btn {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 25px;
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: 25px;
  background: linear-gradient(135deg, #00c6ff, #0072ff);
  box-shadow: 0 0 15px rgba(0, 198, 255, 0.3);
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}
.detail-btn::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: all 0.5s ease;
}
.detail-btn:hover::before { left: 100%; }
.detail-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 0 30px rgba(0,198,255,0.5);
}

/* Mobil Menü */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 25px;
  height: 20px;
  cursor: pointer;
}
.menu-toggle .bar {
  height: 3px;
  width: 100%;
  background-color: #00c6ff;
  border-radius: 10px;
  transition: all 0.3s ease;
}

/* Menü gizleme ve geçiş */
nav {
  display: flex;
  align-items: center;
  transition: all 0.3s ease;
}

@media (max-width: 768px) {
  nav {
    position: fixed;
    top: 80px;
    right: -100%;
    width: 220px;
    height: calc(100vh - 80px);
    background: rgba(15,17,23,0.95);
    backdrop-filter: blur(10px);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 40px;
    transition: right 0.4s ease;
    border-left: 1px solid rgba(255,255,255,0.1);
  }

  nav a {
    display: block;
    margin: 15px 0;
    font-size: 1.1rem;
  }

  .menu-toggle {
    display: flex;
  }

  nav.active {
    right: 0;
  }

  /* Menü açıldığında çubuk animasyonu */
  .menu-toggle.open .bar:nth-child(1) {
    transform: rotate(45deg) translateY(8px);
  }
  .menu-toggle.open .bar:nth-child(2) {
    opacity: 0;
  }
  .menu-toggle.open .bar:nth-child(3) {
    transform: rotate(-45deg) translateY(-8px);
  }
}


/* ===== Hakkımızda Bölümü – Efektli ve Canlı Versiyon ===== */

/* Giriş paragrafı – vurgulu ve parlak versiyon */
.about-intro {
  position: relative;
  max-width: 850px;
  margin: 0 auto 90px;
  font-size: 1.2rem;
  color: #eafaff;
  line-height: 1.9;
  text-align: center;
  padding: 35px 30px;
  border-radius: 15px;
  background: rgba(15,17,23,0.95);
  border: 1px solid rgba(0,198,255,0.15);
  box-shadow: 0 0 25px rgba(0,198,255,0.08), inset 0 0 15px rgba(0,198,255,0.05);
  text-shadow: 0 0 15px rgba(0,198,255,0.4);
  backdrop-filter: blur(8px);
  opacity: 0;
  transform: translateY(40px) scale(0.97);
  animation: introReveal 1.4s ease-out forwards;
}

/* Parlayan hafif nefes efekti */
.about-intro::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 15px;
  background: radial-gradient(circle at center, rgba(0,198,255,0.15), transparent 70%);
  animation: glowPulse 6s ease-in-out infinite alternate;
  z-index: -1;
}

/* Giriş animasyonu */
@keyframes introReveal {
  0% { opacity: 0; transform: translateY(40px) scale(0.97); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

/* Parlak nefes efekti */
@keyframes glowPulse {
  0% { opacity: 0.4; transform: scale(1); }
  100% { opacity: 0.8; transform: scale(1.05); }
}

/* İstatistik kutuları – cam efekti ve parlayan çerçeve */
.about-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  margin-bottom: 100px;
}
.stat-box {
  position: relative;
  background: rgba(25, 29, 43, 0.7);
  border: 1px solid rgba(0, 198, 255, 0.2);
  border-radius: 18px;
  padding: 45px 25px;
  text-align: center;
  backdrop-filter: blur(12px);
  box-shadow: inset 0 0 25px rgba(0,198,255,0.05);
  overflow: hidden;
  opacity: 0;
  transform: translateY(60px);
  animation: fadeUp 1s ease-out forwards;
}
.stat-box:nth-child(1) { animation-delay: 0.2s; }
.stat-box:nth-child(2) { animation-delay: 0.4s; }
.stat-box:nth-child(3) { animation-delay: 0.6s; }
.stat-box:nth-child(4) { animation-delay: 0.8s; }

.stat-box::before {
  content: "";
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at center, rgba(0,198,255,0.2), transparent 60%);
  transform: scale(0);
  transition: transform 0.6s ease;
  z-index: 0;
}
.stat-box:hover::before { transform: scale(1); }
.stat-box:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: 0 0 35px rgba(0,198,255,0.35);
}

.stat-box h3 {
  font-size: 2.4rem;
  color: #00c6ff;
  margin-bottom: 12px;
  text-shadow: 0 0 20px rgba(0,198,255,0.5);
  position: relative;
  z-index: 1;
}
.stat-box p {
  font-size: 1rem;
  color: #bbb;
  position: relative;
  z-index: 1;
}

/* Bilgi kartları – yumuşak parlama ve hover hareketi */
.about-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 35px;
}
.about-card {
  background: linear-gradient(150deg, #151922 0%, #10121a 100%);
  border-radius: 16px;
  padding: 40px 35px;
  border: 1px solid rgba(0,198,255,0.12);
  box-shadow: inset 0 0 25px rgba(0,198,255,0.05);
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(60px);
  animation: fadeUp 1s ease-out forwards;
}
.about-card:nth-child(1){animation-delay:1.0s;}
.about-card:nth-child(2){animation-delay:1.2s;}
.about-card:nth-child(3){animation-delay:1.4s;}

.about-card::after {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(0,198,255,0.15), transparent);
  transition: left 0.8s ease;
}
.about-card:hover::after { left: 100%; }

.about-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 0 45px rgba(0,198,255,0.25);
}
.about-card h4 {
  color: #00c6ff;
  font-size: 1.4rem;
  margin-bottom: 12px;
  text-shadow: 0 0 15px rgba(0,198,255,0.3);
}
.about-card p {
  color: #ccc;
  font-size: 1rem;
  line-height: 1.8;
}

/* Ortaya çıkış animasyonu */
@keyframes fadeUp {
  0% { opacity: 0; transform: translateY(60px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Mobil düzen */
@media (max-width: 768px) {
  .about-intro { font-size: 1rem; padding: 25px; }
  .stat-box h3 { font-size: 1.9rem; }
  .about-card { padding: 30px 25px; }
}

/* ÜRÜN DETAY SAYFASI */
.product-detail {
  padding: 120px 40px;
  background: linear-gradient(180deg, #141820 0%, #0f1117 100%);
  color: #ccc;
}

.detail-wrapper {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 50px;
  max-width: 1200px;
  margin: auto;
}

/* Görsel alanı */
.detail-image-box {
  flex: 1 1 400px;
  display: flex;
  justify-content: center;
  align-items: center;
  aspect-ratio: 1 / 1; /* kare görünüm */
  border-radius: 20px;
  overflow: hidden;
  background: rgba(0, 198, 255, 0.05);
  border: 1px solid rgba(0,198,255,0.15);
  box-shadow: 0 0 35px rgba(0,198,255,0.1);
  position: relative;
}

.detail-image {
  width: 100%;
  height: 100%;
  object-fit: cover; /* taşmadan kırp */
  transition: all 0.6s ease;
  filter: brightness(0.95);
}

.detail-image:hover {
  transform: scale(1.08);
  filter: brightness(1.05);
  box-shadow: 0 0 40px rgba(0,198,255,0.25);
}

/* Bilgi kutusu */
.detail-info {
  flex: 1 1 500px;
  background: rgba(20,25,35,0.7);
  border: 1px solid rgba(0,198,255,0.15);
  padding: 40px 35px;
  border-radius: 18px;
  backdrop-filter: blur(10px);
  box-shadow: 0 0 25px rgba(0,198,255,0.08);
  animation: fadeUp 1s ease-out forwards;
  opacity: 0;
  transform: translateY(50px);
}

.detail-info h1 {
  color: #00c6ff;
  font-size: 2rem;
  margin-bottom: 20px;
  text-shadow: 0 0 20px rgba(0,198,255,0.4);
}

.detail-info p {
  line-height: 1.9;
  margin-bottom: 25px;
}

.detail-features {
  display: grid;
  gap: 15px;
  margin-bottom: 30px;
}

.feature-box {
  background: rgba(15,17,23,0.6);
  border: 1px solid rgba(0,198,255,0.1);
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 0.95rem;
  color: #ddd;
  transition: all 0.3s ease;
}

.feature-box span {
  color: #00c6ff;
  margin-right: 8px;
}

.feature-box:hover {
  background: rgba(0,198,255,0.08);
  transform: translateX(5px);
  box-shadow: 0 0 15px rgba(0,198,255,0.15);
}

/* Mobil uyum */
@media (max-width: 768px) {
  .detail-wrapper { flex-direction: column; text-align: center; }
  .detail-info { padding: 30px 25px; }
  .detail-image-box { width: 100%; max-width: 350px; }
}