*{margin:0;padding:0;box-sizing:border-box}
:root{--ink:#1f2733;--muted:#6b7280;--line:#e9ebef;--brand:#0f766e;--brand-d:#0b5b54;--accent:#d97706;--soft:#f7f8fa;--dark:#141821}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;color:var(--ink);line-height:1.6;background:#fff}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
h1,h2,h3,h4{line-height:1.2;font-weight:800;letter-spacing:-.5px}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:2px}
.center{text-align:center}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:10px;cursor:pointer;border:2px solid transparent;transition:.2s;font-size:15px;padding:12px 20px}
.btn-sm{padding:8px 14px;font-size:13px}
.btn-lg{padding:14px 26px;font-size:16px}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-d)}
.btn-out{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-out:hover{background:var(--brand);color:#fff}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{filter:brightness(.93)}
.btn-block{width:100%}
.topbar{background:var(--dark);color:#cbd2dc;font-size:13px;text-align:center;padding:7px 0}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{font-weight:900;font-size:20px;display:flex;align-items:center;gap:9px}
.logo-mark{width:30px;height:30px;background:var(--brand);color:#fff;border-radius:8px;display:grid;place-items:center;font-size:16px}
.main-nav{display:flex;align-items:center;gap:24px;flex:1}
.main-nav a{font-weight:600;font-size:15px}
.main-nav a:hover{color:var(--brand)}
.nav-right{display:flex;align-items:center;gap:14px}
.crumb{font-size:13px;color:var(--muted);padding:18px 0 0}
.crumb a:hover{color:var(--brand)}
/* catalog grid */
.section{padding:40px 0 70px}
.section-head{text-align:center;max-width:720px;margin:6px auto 34px}
.section-head .eyebrow{color:var(--brand)}
.section-head h1,.section-head h2{font-size:clamp(24px,3.2vw,34px);margin-top:8px}
.grid{display:grid;gap:26px;grid-template-columns:repeat(3,1fr)}
.pcard{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.pcard:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(0,0,0,.12)}
.pcard .pimg{position:relative;aspect-ratio:4/3;overflow:hidden;background:#eef1f4}
.pcard .pimg img{width:100%;height:100%;object-fit:cover;transition:.4s}
.pcard:hover .pimg img{transform:scale(1.06)}
.pcard .ptag{position:absolute;top:12px;left:12px;background:var(--accent);color:#fff;font-size:11px;font-weight:800;padding:4px 10px;border-radius:20px}
.pbody{padding:18px;display:flex;flex-direction:column;gap:6px;flex:1}
.pbody h3{font-size:19px}
.pbody .pdesc{color:var(--muted);font-size:14px}
.price-line{display:flex;align-items:baseline;gap:8px;margin-top:4px}
.price{font-size:22px;font-weight:900;color:var(--brand)}
.price small{font-size:12px;color:var(--muted);font-weight:600}
.price-old{font-size:14px;color:#9ca3af;text-decoration:line-through}
.pbtns{display:flex;gap:8px;margin-top:12px}
.pbtns .btn{flex:1;font-size:13px;padding:9px 6px}
/* product detail */
.pd{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;padding:26px 0 20px}
.gallery .main-img{border:1px solid var(--line);border-radius:16px;overflow:hidden;aspect-ratio:4/3;background:#eef1f4}
.gallery .main-img img{width:100%;height:100%;object-fit:cover}
.thumbs{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:12px}
.thumbs img{aspect-ratio:1;object-fit:cover;border:2px solid var(--line);border-radius:10px;cursor:pointer;background:#eef1f4}
.thumbs img.active{border-color:var(--brand)}
.pd-info h1{font-size:clamp(24px,3.2vw,32px);margin-bottom:6px}
.pd-meta{color:var(--muted);font-size:14px;margin-bottom:14px}
.pd-price{display:flex;align-items:baseline;gap:12px;margin:14px 0}
.pd-price .price{font-size:34px}
.pd-tags{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.tagpill{background:var(--soft);border:1px solid var(--line);border-radius:20px;padding:5px 12px;font-size:13px;font-weight:600}
.pd-desc{margin:16px 0;color:#374151}
.pd-actions{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0 10px}
.pd-actions .btn{flex:1;min-width:180px}
.pd-spec{width:100%;border-collapse:collapse;margin-top:18px;font-size:14px}
.pd-spec td{padding:9px 10px;border-bottom:1px solid var(--line)}
.pd-spec td:first-child{color:var(--muted);width:42%}
.site-footer{background:var(--dark);color:#cbd2dc;padding:52px 0 24px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}
.site-footer h4{color:#fff;margin-bottom:12px;font-size:16px}
.site-footer a{display:block;color:#cbd2dc;padding:3px 0;font-size:14px}
.site-footer a:hover{color:#fff}
.foot-bottom{border-top:1px solid #2a323f;margin-top:28px;padding-top:18px;font-size:13px;color:#8b93a1}
.empty{text-align:center;padding:70px 20px;color:var(--muted)}
@media(max-width:960px){.grid{grid-template-columns:1fr 1fr}.pd{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr 1fr}}
/* kategori chip bar */
.cat-bar{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:0 auto 28px;max-width:900px}
.cat-chip{background:var(--soft);border:1px solid var(--line);border-radius:22px;padding:8px 16px;font-size:14px;font-weight:700;color:var(--ink);transition:.2s}
.cat-chip:hover,.cat-chip.active{background:var(--brand);color:#fff;border-color:var(--brand)}
.cat-intro{max-width:820px;margin:0 auto 30px;color:#374151;font-size:15px;line-height:1.75}
.cat-intro h2{font-size:20px;margin:18px 0 8px;color:var(--ink)}
@media(max-width:640px){
  .main-nav{display:none}
  .container{padding:0 12px}
  /* Mobilde urunler CIFTLI (yan yana) */
  .grid{grid-template-columns:1fr 1fr;gap:12px}
  .pbody{padding:12px 12px 14px;gap:4px}
  .pbody h3{font-size:15px;line-height:1.25}
  .pbody .pdesc{font-size:12px}
  .price{font-size:17px}
  .price-old{font-size:12px}
  .pcard .ptag{font-size:10px;padding:3px 8px;top:8px;left:8px}
  .pbtns{margin-top:8px}
  .pbtns .btn{font-size:12px;padding:8px 4px}
  .thumbs{grid-template-columns:repeat(4,1fr)}
  .foot-grid{grid-template-columns:1fr}
  .cat-chip{font-size:13px;padding:7px 13px}
}
@media(max-width:380px){
  .grid{gap:9px}
  .pbody{padding:10px}
  .pbody h3{font-size:14px}
  .price{font-size:16px}
}