:root{
  --bg:#0a0a0a;
  --card:#121212;
  --muted:#a3a3a3;
  --line:#262626;
  --white:#fff;
  --soft:#171717;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:#fff}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{max-width:1280px;margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;background:rgba(10,10,10,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:30}
.header-inner{display:flex;justify-content:space-between;align-items:center;padding:16px 0;gap:20px}
.brand{display:flex;align-items:center;gap:14px}
.brand small{display:block;color:#999;letter-spacing:.25em;text-transform:uppercase;font-size:11px}
.brand strong{font-size:26px}
.brand-logo{height:70px;max-width:300px;object-fit:contain}
.nav{display:flex;gap:18px;color:#ccc;align-items:center}
.btn{display:inline-block;background:#fff;color:#000;padding:12px 18px;border-radius:14px;font-weight:bold;border:none;cursor:pointer;transition:.2s}
.btn:hover{transform:translateY(-1px)}
.btn-outline{background:transparent;color:#fff;border:1px solid #3a3a3a}
.btn-dark{background:#1a1a1a;color:#fff;border:1px solid #333}
.hero{padding:32px 0 18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:20px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.product-card img{width:100%;height:240px;object-fit:cover;border-radius:18px;background:#222}
.product-card h3{margin:14px 0 6px}
.muted{color:var(--muted)}
.section{padding:40px 0}
.badge{display:inline-block;border:1px solid #3a3a3a;padding:6px 10px;border-radius:999px;font-size:12px;color:#d4d4d4}
.footer{border-top:1px solid var(--line);padding:30px 0;margin-top:40px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
input,textarea,select{width:100%;padding:12px;border-radius:12px;border:1px solid #333;background:#111;color:#fff}
textarea{min-height:120px}
.admin-wrap{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{border-right:1px solid var(--line);padding:20px;background:#0d0d0d}
.sidebar a{display:block;padding:12px 14px;border-radius:12px;color:#ddd;margin-bottom:8px}
.sidebar a.active,.sidebar a:hover{background:#171717}
.admin-main{padding:24px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:12px;border-bottom:1px solid #2a2a2a;text-align:left;vertical-align:top}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.notice{padding:12px 14px;background:#11351b;border:1px solid #1f6d31;border-radius:12px;margin-bottom:14px}
.top-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}

/* HERO SLIDER */
.hero-slider{
  position:relative;
  overflow:hidden;
  border-radius:28px;
  border:1px solid var(--line);
  background:#111;
}
.slides{
  position:relative;
  height:620px;
}
.slide{
  position:absolute;
  inset:0;
  opacity:0;
  pointer-events:none;
  transition:opacity .8s ease;
}
.slide.active{
  opacity:1;
  pointer-events:auto;
}
.slide img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  filter:brightness(.58);
}
.slide-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(90deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.35) 45%, rgba(0,0,0,.15) 100%);
}
.slide-content{
  position:absolute;
  left:40px;
  bottom:40px;
  z-index:3;
  max-width:700px;
}
.slide-content h1{
  font-size:58px;
  line-height:1.02;
  margin:12px 0 12px;
}
.slide-content p{
  font-size:18px;
  line-height:1.7;
  color:#d0d0d0;
}
.slider-nav{
  position:absolute;
  left:40px;
  bottom:18px;
  display:flex;
  gap:8px;
  z-index:4;
}
.dot{
  width:12px;
  height:12px;
  border-radius:999px;
  border:none;
  background:rgba(255,255,255,.35);
  cursor:pointer;
}
.dot.active{
  background:#fff;
}

/* ABOUT */
.about-grid{
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:24px;
  align-items:center;
}
.about-image{
  width:100%;
  height:420px;
  object-fit:cover;
  border-radius:22px;
  border:1px solid var(--line);
  background:#222;
}

/* CONTACT */
.contact-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:18px;
}
.contact-item{
  background:#101010;
  border:1px solid #242424;
  border-radius:18px;
  padding:18px;
  display:flex;
  gap:14px;
  align-items:flex-start;
}
.contact-icon{
  font-size:22px;
  line-height:1;
  width:34px;
  text-align:center;
}

@media(max-width:1000px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .slides{height:520px}
  .slide-content h1{font-size:44px}
}
@media(max-width:900px){
  .admin-wrap,.form-grid,.contact-grid{grid-template-columns:1fr}
  .nav{display:none}
}
@media(max-width:700px){
  .grid{grid-template-columns:1fr}
  .slides{height:420px}
  .slide-content{left:20px;right:20px;bottom:32px}
  .slide-content h1{font-size:34px}
  .slide-content p{font-size:15px}
  .slider-nav{left:20px}
  .brand-logo{height:80px;max-width:300px}
}

/* EXTRA FINAL */
.preview-thumb{
  width:140px;
  height:90px;
  object-fit:cover;
  border-radius:12px;
  border:1px solid #2a2a2a;
  background:#111;
  display:block;
}
.small-muted{
  color:#8b8b8b;
  font-size:12px;
  margin-top:6px;
}
.inline-row{
  display:flex;
  gap:12px;
  align-items:center;
  flex-wrap:wrap;
}
.contact-form{
  margin-top:24px;
  background:#101010;
  border:1px solid #242424;
  border-radius:20px;
  padding:20px;
}
.contact-form .row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}
.contact-form textarea{
  margin-top:14px;
}
.success-box{
  padding:12px 14px;
  background:#11351b;
  border:1px solid #1f6d31;
  border-radius:12px;
  margin-bottom:14px;
}
.error-box{
  padding:12px 14px;
  background:#3b1010;
  border:1px solid #7d1f1f;
  border-radius:12px;
  margin-bottom:14px;
}
@media(max-width:900px){
  .contact-form .row{grid-template-columns:1fr}
}

/* Ürün Özellikleri Tablo Yapısı */
.product-features {
    width: 100%;
    margin-top: 20px;
    border-top: 1px solid #eee;
}

.feature-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #eee;
}

.feature-label {
    font-weight: 600;
    color: #ffffff;
}

.feature-value {
    font-weight: 400;
    color: #e0e0e0;
    text-align: right;
}

/* Galeri okları ve kapatma butonu tasarımı */
.lum-next, .lum-previous {
    background: rgba(255, 255, 255, 0.2);
    padding: 20px;
    border-radius: 50%;
    cursor: pointer;
}

.lum-next:hover, .lum-previous:hover {
    background: rgba(255, 255, 255, 0.5);
}

.lum-close-button {
    background: white !important;
    border-radius: 50% !important;
    width: 40px !important;
    height: 40px !important;
}