:root{
  --white:#ffffff;
  --off-white:#fafafa;
  --line:#e9e9eb;
  --ink:#1c1f24;
  --muted:#6b7280;
  --accent:#c8102e;
  --whatsapp:#25D366;
  --radius:4px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
/* Tarayıcının varsayılan scrollbar'ı gizlensin (talep üzerine) - scroll işlevi bozulmaz */
html{scrollbar-width:none;-ms-overflow-style:none;}
html::-webkit-scrollbar{display:none;width:0;height:0;}
body::-webkit-scrollbar{display:none;width:0;height:0;}
body{
  font-family:'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--white);
  color:var(--ink);
  line-height:1.55;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.container{max-width:1180px;margin:0 auto;padding:0 20px;}
.section{padding:56px 0;}
.section.gray{background:var(--off-white);}

/* Header */
.site-header{border-bottom:1px solid var(--line);position:sticky;top:0;background:#fcfcfb;z-index:50;}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0;}
.logo{font-size:20px;font-weight:800;letter-spacing:.3px;color:var(--ink);}
.logo img{
  height:54px;width:auto;display:block;
}
.main-nav{display:flex;gap:28px;}
.main-nav a{font-size:14px;font-weight:600;color:var(--ink);}
.main-nav a:hover{color:var(--accent);}
.header-actions{display:flex;align-items:center;gap:14px;}
.search-toggle, .menu-toggle{background:none;border:none;cursor:pointer;font-size:18px;}
.btn-wa{background:var(--whatsapp);color:#fff;padding:10px 18px;border-radius:var(--radius);font-weight:700;font-size:13px;display:inline-flex;align-items:center;gap:8px;}
.btn-wa:hover{opacity:.92;}
.btn{display:inline-block;padding:12px 24px;border-radius:var(--radius);font-weight:700;font-size:14px;border:1px solid var(--ink);}
.btn.dark{background:var(--ink);color:#fff;}
.btn.outline{background:transparent;color:var(--ink);}

@media(max-width:900px){
  .main-nav{display:none;}
}

/* Hero */
.hero{background:var(--off-white);border-bottom:1px solid var(--line);}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding:70px 0;}
.hero h1{font-size:40px;line-height:1.2;margin:0 0 16px;letter-spacing:.2px;}
.hero p{color:var(--muted);font-size:16px;max-width:520px;margin-bottom:28px;}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;}
.hero-img{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);}
@media(max-width:900px){.hero-inner{grid-template-columns:1fr;padding:40px 0;} .hero h1{font-size:30px;}}

/* Section titles */
.section-title{font-size:26px;margin:0 0 8px;}
.section-sub{color:var(--muted);font-size:15px;margin-bottom:32px;}

/* Category grid */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:16px;}
.cat-card{border:1px solid var(--line);border-radius:var(--radius);padding:18px;text-align:center;background:#fff;transition:.15s;}
.cat-card:hover{box-shadow:0 3px 10px rgba(0,0,0,.05);border-color:#d8d8da;}
.cat-card-media{display:block;height:90px;margin:0 auto 12px;}
.cat-card-media img{height:100%;width:auto;margin:0 auto;object-fit:contain;}
.cat-card-label{font-weight:700;font-size:14px;}

/* Product grid & card */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:22px;}
.product-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;display:flex;flex-direction:column;}
.product-card:hover{box-shadow:0 4px 14px rgba(0,0,0,.06);}
.product-card .thumb{aspect-ratio:4/3;overflow:hidden;background:var(--off-white);display:flex;align-items:center;justify-content:center;}
.product-card .thumb img{width:100%;height:100%;object-fit:contain;padding:10px;}
.product-card .body{padding:16px;flex:1;display:flex;flex-direction:column;}
.product-card h3{font-size:15px;margin:0 0 6px;}
.product-card p{color:var(--muted);font-size:13px;margin:0 0 12px;flex:1;}
.price-from{font-weight:800;font-size:14px;margin-bottom:14px;}
.price-from span{color:var(--muted);font-weight:400;font-size:12px;}

/* Product detail */
.pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;padding:40px 0 80px;}
.pd-gallery-main{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-bottom:12px;aspect-ratio:4/3;background:var(--off-white);display:flex;align-items:center;justify-content:center;}
.pd-gallery-main img{width:100%;height:100%;object-fit:contain;padding:14px;}
.pd-thumbs{display:flex;gap:8px;}
.pd-thumbs img{width:70px;height:70px;object-fit:contain;border-radius:var(--radius);border:1px solid var(--line);cursor:pointer;background:var(--off-white);padding:4px;}
.pd-title{font-size:26px;margin:0 0 10px;}
.pd-desc{color:var(--muted);margin-bottom:20px;}
.pd-baseprice{font-size:15px;color:var(--muted);margin-bottom:24px;}
.option-group{margin-bottom:22px;}
.option-group label.group-label{font-weight:700;font-size:14px;display:block;margin-bottom:8px;}
.option-buttons{display:flex;flex-wrap:wrap;gap:8px;}
.option-buttons .opt{border:1px solid var(--line);border-radius:var(--radius);padding:8px 14px;font-size:13px;cursor:pointer;background:#fff;}
.option-buttons .opt.selected{border-color:var(--ink);background:var(--ink);color:#fff;}
select.option-select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius);font-size:14px;}
.price-box{border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:26px 0;background:var(--off-white);}
.price-box .total{font-size:26px;font-weight:800;}
.price-box .breakdown{font-size:12px;color:var(--muted);margin-top:8px;}
.design-choice{display:flex;gap:10px;margin-bottom:16px;}
.design-choice label{border:1px solid var(--line);border-radius:var(--radius);padding:10px 16px;font-size:13px;cursor:pointer;flex:1;text-align:center;}
.design-choice input{margin-right:6px;}
.file-drop{border:2px dashed var(--line);border-radius:var(--radius);padding:24px;text-align:center;color:var(--muted);font-size:13px;cursor:pointer;}
.file-drop.dragover{border-color:var(--accent);background:#fff6f6;}
.sticky-mobile-bar{display:none;}
@media(max-width:900px){
  .pd-grid{grid-template-columns:1fr;gap:24px;padding:20px 0 100px;}
  .sticky-mobile-bar{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);padding:12px 16px;justify-content:space-between;align-items:center;z-index:60;gap:12px;}
}

/* Footer */
.site-footer{background:var(--ink);color:#e5e7eb;padding:50px 0 24px;margin-top:60px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px;}
.footer-grid h4{font-size:14px;color:#fff;margin:0 0 14px;}
.footer-grid a{display:block;font-size:13px;color:#b7bcc4;margin-bottom:8px;}
.footer-bottom{border-top:1px solid #333844;padding-top:20px;font-size:12px;color:#8b909a;text-align:center;}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;}}

/* Search */
.search-box{position:relative;}
.search-panel{position:absolute;top:100%;right:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);width:320px;box-shadow:0 8px 24px rgba(0,0,0,.08);display:none;padding:10px;}
.search-panel.open{display:block;}
.search-panel input{width:100%;padding:10px;border:1px solid var(--line);border-radius:var(--radius);}
.search-results a{display:block;padding:8px 6px;font-size:13px;border-bottom:1px solid var(--line);}

/* Misc */
.badge{display:inline-block;background:var(--off-white);border:1px solid var(--line);font-size:11px;padding:3px 8px;border-radius:20px;color:var(--muted);}
.empty-state{text-align:center;padding:60px 20px;color:var(--muted);}

/* ================= Mobil Menü (gerçek işlevsel) ================= */
.mobile-nav{
  display:none;position:fixed;inset:0;background:#fff;z-index:200;
  flex-direction:column;gap:4px;padding:70px 26px 30px;overflow-y:auto;
}
.mobile-nav.open{display:flex;}
.mobile-nav a{font-size:17px;font-weight:700;padding:14px 4px;border-bottom:1px solid var(--line);color:var(--ink);}
.mobile-nav-close{position:absolute;top:18px;right:18px;background:none;border:none;font-size:22px;cursor:pointer;}
@media(min-width:901px){.mobile-nav{display:none !important;}}

/* ================= Ürün Galerisi Ok Butonları ================= */
.pd-gallery-main{position:relative;}
.gallery-arrow{
  position:absolute;top:50%;transform:translateY(-50%);
  background:rgba(28,31,36,.55);color:#fff;border:none;width:38px;height:38px;
  border-radius:50%;font-size:15px;cursor:pointer;display:flex;align-items:center;justify-content:center;
}
.gallery-arrow.prev{left:12px;}
.gallery-arrow.next{right:12px;}
.gallery-arrow:hover{background:rgba(28,31,36,.8);}
.pd-thumbs img.active{border-color:var(--ink);border-width:2px;}

/* ================= Ürün Özelleştirme Başlıkları ================= */
.pd-customize-title{font-size:18px;margin:0 0 4px;}
.pd-customize-sub{color:var(--muted);font-size:13.5px;margin:0 0 20px;}
.pd-wa-hint{color:var(--muted);font-size:12.5px;margin-top:8px;text-align:center;}

/* ================= Avantajlar ================= */
.benefit-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;}
.benefit-card{border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;text-align:center;background:#fff;}
.benefit-icon{font-size:28px;margin-bottom:10px;}
.benefit-card h3{font-size:15.5px;margin:0 0 8px;}
.benefit-card p{color:var(--muted);font-size:13.5px;margin:0;}

/* ================= İletişim Sayfası ================= */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:26px;}
.contact-wa-card{background:#f0fbf4;border:1px solid #c9ecd6;border-radius:var(--radius);padding:24px;}
.contact-info-card{border:1px solid var(--line);border-radius:var(--radius);padding:24px;}
.contact-info-card p{margin:0 0 12px;font-size:14px;}
@media(max-width:760px){.contact-grid{grid-template-columns:1fr;}}

/* ================= FAQ Akordeon ================= */
.faq-list{margin-top:10px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-question{
  width:100%;text-align:left;background:none;border:none;cursor:pointer;
  padding:18px 4px;font-size:15px;font-weight:700;display:flex;justify-content:space-between;align-items:center;color:var(--ink);
}
.faq-icon{font-size:18px;color:var(--muted);transition:transform .15s;}
.faq-item.open .faq-icon{transform:rotate(45deg);}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .2s ease;}
.faq-item.open .faq-answer{max-height:300px;}
.faq-answer p{color:var(--muted);font-size:14px;margin:0 0 18px;padding:0 4px;}

/* ================= Hero (sticky, Colonnade 3D INTRO deneyimi) ================= */
.hero-3d-wrap{
  position:relative;
  height:160vh; /* sadeleştirilmiş efekt için kısaltılmış scroll mesafesi */
}
.hero-3d{
  position:sticky;top:0;height:100vh;
  display:flex;align-items:center;
  overflow:hidden;background:var(--off-white);
}

/* ================= Colonnade 3D Sahnesi (Three.js) — ana karakter ================= */
.colonnade-canvas{
  position:absolute;inset:0;
  overflow:hidden;
  pointer-events:none;
  z-index:1;
}
.colonnade-canvas canvas{
  width:100%;height:100%;display:block;
  opacity:0; /* JS başarıyla başlarsa yumuşakça 1'e getirilir; hiç çalışmazsa görünmez kalır (site bozulmaz) */
  transition:opacity 1.2s ease;
}
.colonnade-canvas canvas.colonnade-ready{opacity:1;}

.hero-content{
  position:relative;z-index:5;max-width:440px;padding:0 24px;text-align:left;
}
@media(min-width:901px){
  .hero-content{position:absolute;left:6%;top:50%;transform:translateY(-50%);}
}
.hero-content h1{font-size:46px;line-height:1.18;margin:0 0 16px;letter-spacing:.2px;}
.hero-content h1 .accent{color:var(--accent);}
.hero-content p{color:var(--muted);font-size:16px;margin:0 0 30px;max-width:400px;}
.hero-content .hero-ctas{display:flex;gap:14px;flex-wrap:wrap;}
@media(max-width:900px){
  .hero-3d-wrap{height:130vh;}
  .hero-3d{flex-direction:column;justify-content:center;gap:18px;padding-top:60px;}
  .hero-content{position:relative;left:auto;top:auto;transform:none;text-align:center;max-width:90%;margin:0 auto;padding:0 16px;}
  .hero-content p{margin-left:auto;margin-right:auto;}
  .hero-content .hero-ctas{justify-content:center;}
  .hero-content h1{font-size:28px;}
  .hero-content p{font-size:14px;}
}

/* Ürün/kategori kartı hover geliştirmesi (JS'siz, saf CSS) */
.product-card{transition:transform .25s ease, box-shadow .25s ease;}
.product-card:hover{transform:translateY(-6px);box-shadow:0 10px 24px rgba(0,0,0,.08);}
.product-card .thumb img{transition:transform .35s ease;}
.product-card:hover .thumb img{transform:scale(1.03);}
.cat-card{transition:transform .2s ease, box-shadow .2s ease;}
.cat-card:hover{transform:translateY(-3px);}

/* ================= Atmosfer: Noise + Glow Orb'lar (GetLayers-esque) ================= */
body::before{
  content:"";position:fixed;inset:0;z-index:9000;pointer-events:none;
  opacity:.028;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size:160px 160px;
}
.glow-orb{
  position:absolute;border-radius:50%;pointer-events:none;filter:blur(90px);
  opacity:.16;will-change:transform;z-index:0;
}
.glow-orb.orb-blue{background:radial-gradient(circle,#bfe0f5 0%,transparent 70%);width:460px;height:460px;top:-8%;left:-6%;}
.glow-orb.orb-gold{background:radial-gradient(circle,#f2e2bf 0%,transparent 70%);width:380px;height:380px;bottom:-10%;right:-4%;opacity:.14;}
.glow-orb.orb-white{background:radial-gradient(circle,#ffffff 0%,transparent 70%);width:520px;height:520px;top:30%;right:18%;opacity:.5;}
@media(max-width:900px){
  .glow-orb{filter:blur(60px);opacity:.10;}
}

/* ================= Scroll Progress (ince, sitewide) ================= */
.scroll-progress-track{
  display:none; /* Talep üzerine kaldırıldı - tarayıcı scrollbar'ıyla çakışıyordu */
  position:fixed;top:0;right:14px;bottom:0;width:2px;z-index:9500;pointer-events:none;
  display:flex;align-items:flex-start;
}
.scroll-progress-track .track-line{
  position:absolute;top:8%;bottom:8%;left:0;width:2px;background:rgba(28,31,36,.08);border-radius:2px;
}
.scroll-progress-track .track-fill{
  position:absolute;top:8%;left:0;width:2px;height:0%;background:var(--ink);border-radius:2px;transition:height .05s linear;
}
.scroll-progress-track .track-dot{
  position:absolute;left:50%;top:8%;width:6px;height:6px;margin-left:-2px;border-radius:50%;
  background:var(--accent);transition:top .05s linear;
}
@media(max-width:900px){.scroll-progress-track{display:none;}}

/* ================= Hero split-line metin reveal ================= */
.line-mask{display:block;overflow:hidden;}
.line-inner{display:block;will-change:transform;}

/* ================= Görsel Mask Reveal (kart fotoğrafları) =================
   ÖNEMLİ: Varsayılan durum (JS hiç çalışmasa bile) HER ZAMAN görseli göstermeli.
   Katman varsayılanda EKRAN DIŞINDA (translateY(-100%)) durur; sadece JS
   başarıyla yüklenirse önce kapatıp sonra animasyonla açar. */
.reveal-media{position:relative;overflow:hidden;}
.reveal-media .reveal-layer{
  position:absolute;inset:0;background:var(--off-white);z-index:2;pointer-events:none;
  transform:translateY(-100%);
}

/* ================= Kart perspektif (mouse tilt için taban) ================= */
.product-card, .cat-card{
  transform-style:preserve-3d;
  transform:perspective(900px);
}

/* ================= Premium CTA (magnetic + ok mikro-hareketi) ================= */
.btn-cta-primary{position:relative;display:inline-flex;align-items:center;gap:8px;transition:background .2s ease, border-color .2s ease;}
.btn-cta-primary::after{content:"→";display:inline-block;transition:transform .25s ease;}
.btn-cta-primary:hover::after{transform:translateX(5px);}

/* ================= Clip-path reveal yardımcı sınıfı ================= */
.clip-reveal{clip-path:inset(100% 0 0 0);}

/* ================= Page Transition Overlay ================= */
.page-transition-overlay{
  position:fixed;inset:0;background:#fff;z-index:9999;pointer-events:none;opacity:0;
}