/* ============ Teknoloji Ajansı — Dijital Katalog ============ */
:root{
  --bg:#080b27; --bg2:#0d1136; --bg3:#121646;
  --panel:rgba(20,24,72,.55); --panel2:rgba(14,17,54,.9);
  --line:rgba(128,120,255,.26); --line2:rgba(150,140,255,.55);
  --text:#f1f2ff; --muted:#a9acd8; --soft:#c8b8ff;
  --cyan:#2be4ff; --violet:#8b5cf6; --pink:#c04cff;
  --grad:linear-gradient(90deg,var(--cyan),var(--violet));
  --radius:16px; --side:300px; --top:72px;
  --shadow:0 20px 50px -20px rgba(0,0,0,.7);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Montserrat",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--text);background:var(--bg);
  min-height:100vh;line-height:1.5;-webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(1200px 600px at 85% -10%,rgba(139,92,246,.22),transparent 60%),
    radial-gradient(900px 500px at 10% 110%,rgba(43,228,255,.08),transparent 60%),
    linear-gradient(180deg,#0a0d2e,#070923);
  background-attachment:fixed}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.35;
  background-image:radial-gradient(rgba(170,170,255,.25) 1px,transparent 1.2px);background-size:22px 22px;
  mask-image:linear-gradient(180deg,#000,transparent 70%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 70%)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;color:inherit}
.ic{width:22px;height:22px;flex:none}

/* ---------- Üst bar ---------- */
.topbar{position:sticky;top:0;z-index:50;height:var(--top);display:flex;align-items:center;gap:14px;padding:0 24px;
  background:rgba(8,11,39,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(128,120,255,.35)}
.brand{display:flex;align-items:center;gap:16px;font-weight:700;font-size:1.35rem;letter-spacing:-.01em;min-width:0}
.brand-mark{width:44px;height:36px;flex:none}
.brand-img{height:38px;width:auto}
.brand-sep{width:1px;height:34px;background:rgba(255,255,255,.35)}
.brand-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.icon-btn{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);cursor:pointer;transition:.2s}
.icon-btn:hover{border-color:var(--line2);background:rgba(139,92,246,.12)}
.chip{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 14px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);font-size:.92rem;font-weight:600;cursor:pointer;transition:.2s;white-space:nowrap}
.chip:hover{border-color:var(--line2)}
.chip .ic{width:19px;height:19px}
.count{min-width:22px;height:22px;padding:0 6px;border-radius:11px;background:var(--grad);color:#08091f;font-size:.78rem;font-weight:800;display:inline-grid;place-items:center}
.count[data-zero="1"]{background:rgba(255,255,255,.15);color:var(--muted)}
.chip.is-off{color:#ffb4c8;border-color:rgba(255,120,160,.4)}
.nav-toggle{display:none}

/* ---------- Yerleşim ---------- */
.shell{position:relative;z-index:1;display:flex;min-height:calc(100vh - var(--top))}
.sidebar{width:var(--side);flex:none;border-right:1px solid rgba(128,120,255,.2);padding:26px 14px;
  position:sticky;top:var(--top);height:calc(100vh - var(--top));overflow-y:auto;display:flex;flex-direction:column;
  background:linear-gradient(180deg,rgba(10,13,44,.7),rgba(8,10,34,.4))}
.nav{display:flex;flex-direction:column;gap:6px}
.nav-link{position:relative;display:flex;align-items:center;gap:16px;padding:14px 18px;border-radius:12px;font-weight:500;font-size:1.04rem;color:#e6e7ff;transition:.18s}
.nav-link .ic{width:26px;height:26px;opacity:.9}
.nav-link:hover{background:rgba(139,92,246,.1)}
.nav-link.active{background:linear-gradient(90deg,rgba(80,86,170,.55),rgba(60,62,140,.35));font-weight:700}
.nav-link.active::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:4px;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.nav-sub{margin:2px 0 4px 44px;padding:9px 16px;border-radius:10px;font-size:.96rem;color:var(--muted);display:block;transition:.18s}
.nav-sub:hover{color:#fff;background:rgba(139,92,246,.1)}
.nav-sub.active{background:linear-gradient(90deg,rgba(28,140,160,.55),rgba(30,90,140,.35));color:#fff;font-weight:600;box-shadow:inset 4px 0 0 var(--cyan)}
.side-contact{margin-top:auto;padding:18px 10px 4px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px;font-size:.9rem;color:var(--muted)}
.side-contact a{display:flex;align-items:center;gap:10px;transition:.15s}
.side-contact a:hover{color:#fff}
.side-contact .ic{width:18px;height:18px}
.nav-backdrop{display:none}
.main{flex:1;min-width:0;padding:34px clamp(16px,3vw,40px) 60px}
.main.full{max-width:1500px;margin:0 auto}

/* ---------- Hero ---------- */
.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:center;gap:20px;margin-bottom:36px}
.eyebrow{font-weight:700;font-size:clamp(1.2rem,2vw,1.9rem);margin:0 0 6px}
.hero h1{font-size:clamp(2.3rem,5.2vw,4.8rem);line-height:1.04;letter-spacing:-.025em;font-weight:800;margin:0 0 14px;
  text-shadow:0 0 30px rgba(160,150,255,.25)}
.hero.home h1{font-size:clamp(2.2rem,4vw,4.1rem)}
.hero .lead{font-size:clamp(1.05rem,1.7vw,1.6rem);color:var(--soft);font-weight:500;margin:0}
.hero-media img{width:100%;height:auto;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.section-title{font-size:clamp(1.5rem,2.6vw,2.4rem);font-weight:800;margin:10px 0 18px;letter-spacing:-.01em}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;flex-wrap:wrap}
.section-head a{color:var(--soft);font-weight:600;display:inline-flex;gap:8px;align-items:center}
.prose{color:#d7d8f5;font-size:1.08rem;max-width:880px;margin:28px 0}

/* ---------- Butonlar ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:46px;padding:0 22px;border-radius:999px;font-weight:700;font-size:.98rem;
  cursor:pointer;border:2px solid transparent;transition:.2s;white-space:nowrap;
  background:linear-gradient(var(--bg2),var(--bg2)) padding-box,var(--grad) border-box}
.btn:hover{box-shadow:0 0 22px -4px rgba(43,228,255,.55)}
.btn .ic{width:19px;height:19px}
.btn-solid{background:var(--grad);color:#07081d;border:0}
.btn-solid:hover{filter:brightness(1.1)}
.btn-sm{height:38px;padding:0 16px;font-size:.9rem}
.btn-ghost{background:rgba(255,255,255,.04);border:1px solid var(--line)}
.btn-wa{background:#1fa855;border:0;color:#fff}
.btn-block{width:100%}

/* ---------- Kartlar ---------- */
.grid{display:grid;gap:16px}
.grid-services{grid-template-columns:repeat(auto-fit,minmax(min(210px,100%),1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr))}
.card{position:relative;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(180deg,rgba(24,28,84,.6),rgba(10,13,46,.92));box-shadow:var(--shadow);transition:.25s}
a.card:hover,.card.hov:hover{transform:translateY(-4px);border-color:var(--line2);box-shadow:0 26px 60px -24px rgba(43,228,255,.35),var(--shadow)}
.card-media{display:block;aspect-ratio:16/11;overflow:hidden;background:#101433}
.grid-services .card-media{aspect-ratio:1.27}
.card-media img{width:100%;height:100%;object-fit:contain}
.card-body{padding:14px 22px 22px}
.card-title{font-size:clamp(1.15rem,1.5vw,1.55rem);font-weight:700;margin:0 0 4px;letter-spacing:-.01em}
.card-sub{color:#cfd0f1;font-size:1rem;margin:0}
.card-feature .card-media{aspect-ratio:16/10.5}
.card-feature .card-title{text-align:center;font-size:clamp(1.2rem,2vw,1.85rem)}
.card-feature p{color:var(--muted);text-align:center;margin:6px 0 0;font-size:.95rem}

a.card-feature{display:flex;flex-direction:column}
a.card-feature .card-body{flex:1;display:flex;flex-direction:column;align-items:center}
.card-more{margin-top:auto;padding-top:12px;display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:.92rem;color:#5ef0ff}
.card-more .ic{width:17px;height:17px;transition:transform .2s}
a.card:hover .card-more .ic{transform:translateX(4px)}
.title-cat{color:var(--soft);font-size:.55em;font-weight:700;letter-spacing:0}
.pill{display:inline-flex;align-items:center}
.admin-link{color:var(--muted);opacity:.6;margin-left:10px}
.admin-link:hover{opacity:1;color:#fff}

/* ---------- Ürün kataloğu ---------- */
.catalog-head{display:flex;align-items:end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:6px}
.crumb{color:var(--soft);font-weight:600;font-size:1.15rem}
.page-title{font-size:clamp(2.2rem,4.5vw,3.6rem);font-weight:800;margin:0;letter-spacing:-.02em;line-height:1.1}
.filters{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:18px 0 22px}
.search{position:relative;flex:1 1 300px;max-width:430px}
.search input{width:100%;height:50px;border-radius:12px;border:1px solid var(--line2);background:rgba(10,12,42,.6);color:#fff;
  padding:0 16px 0 50px;font:inherit;font-size:1.02rem;outline:none;transition:.2s}
.search input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(43,228,255,.15)}
.search .ic{position:absolute;left:15px;top:13px;color:#cfd0f1}
.pills{display:flex;flex-wrap:wrap;gap:10px}
.pill{height:50px;padding:0 24px;border-radius:12px;border:1.5px solid var(--line2);background:rgba(10,12,42,.5);cursor:pointer;font-weight:600;font-size:1rem;transition:.2s}
.pill:hover{border-color:#b9b2ff}
.pill.active{border-color:var(--cyan);background:rgba(20,120,150,.35);box-shadow:0 0 18px -6px var(--cyan)}
.grid-products{grid-template-columns:repeat(auto-fill,minmax(min(270px,100%),1fr))}
.product{display:flex;flex-direction:column}
.product .card-media,.pd-media{background:radial-gradient(ellipse at 50% 30%,#242a53,#101433 80%)}
.product .card-media{aspect-ratio:4/3;margin:10px 10px 0;padding:8px;border:1px solid var(--line);border-radius:12px}
.product .card-media:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.product .card-body{padding:14px 18px 18px;display:flex;flex:1;flex-direction:column;gap:8px}
.product h3{margin:0;font-size:clamp(1.1rem,1.4vw,1.4rem);font-weight:700;line-height:1.3}
.product .desc{margin:0;color:var(--muted);font-size:.92rem}
.price{font-weight:800;font-size:1.15rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.product .actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:6px}
.product .badge-top{position:absolute;top:18px;left:18px;pointer-events:none;font-size:.75rem;font-weight:700;padding:4px 10px;border-radius:20px;background:var(--grad);color:#08091f}
.empty{padding:50px 20px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:var(--radius)}

/* Ürün detay */
.product-detail{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:28px;align-items:start}
.pd-media{border:1px solid var(--line);border-radius:20px;padding:clamp(8px,2vw,20px);box-shadow:var(--shadow)}
.pd-media img{width:100%;height:auto;max-height: min(65vh, 560px);object-fit:contain}
.pd-info h1{font-size:clamp(1.9rem,3.6vw,3rem);margin:4px 0 6px;line-height:1.1}
.pd-meta{color:var(--muted);display:flex;gap:16px;flex-wrap:wrap;font-size:.95rem}
.pd-info .price{font-size:1.8rem;display:inline-block;margin:14px 0}
.specs{width:100%;border-collapse:collapse;margin:18px 0;font-size:.98rem;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.specs td{padding:11px 14px;border-bottom:1px solid var(--line)}
.specs tr:last-child td{border-bottom:0}
.specs td:first-child{color:var(--muted);width:40%;background:rgba(255,255,255,.02)}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line2);border-radius:999px;overflow:hidden;height:46px}
.qty button{width:42px;height:100%;border:0;background:transparent;cursor:pointer}
.qty button:hover{background:rgba(139,92,246,.2)}
.qty input{width:52px;height:100%;border:0;background:transparent;color:#fff;text-align:center;font:inherit;font-weight:700;-moz-appearance:textfield}
.qty input::-webkit-outer-spin-button,.qty input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* ---------- Referanslar ---------- */
.ref-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);padding:0 22px;color:var(--soft);font-weight:600;font-size:1.1rem;margin:18px 0 8px}
.ref-list{display:flex;flex-direction:column;gap:16px}
.ref{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;border:1px solid var(--line2);border-radius:var(--radius);
  background:linear-gradient(90deg,rgba(24,28,84,.65),rgba(14,17,54,.85));overflow:hidden;min-height:150px}
.ref-firm{display:flex;align-items:center;gap:20px;padding:10px 20px 10px 16px}
.ref-firm img{width:min(250px,40%);aspect-ratio:16/10;object-fit:contain;flex:none;border-radius:10px;background:#101433}
.ref-firm h3{font-size:clamp(1.3rem,2.4vw,2.2rem);margin:0;font-weight:700}
.ref-work{padding:18px 26px;border-left:1px solid rgba(160,150,255,.45);margin:18px 0}
.ref-work h4{margin:0 0 4px;font-size:clamp(1.15rem,2vw,1.7rem);color:#5ef0ff;font-weight:700}
.ref-work p{margin:0;font-size:1.05rem;color:#e3e4ff}

/* ---------- Teklif listesi ---------- */
.cart-wrap{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:24px;align-items:start}
.cart-item{display:grid;grid-template-columns:96px minmax(0,1fr) auto;gap:16px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}
.cart-item img{width:96px;height:72px;object-fit:contain;border-radius:10px;background:#101433}
.cart-item h4{margin:0;font-size:1.05rem}
.cart-item small{color:var(--muted)}
.cart-item .right{display:flex;align-items:center;gap:10px}
.cart-list{display:flex;flex-direction:column;gap:10px}
.panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:22px}
.panel h3{margin:0 0 14px}
.totals{display:flex;justify-content:space-between;font-weight:700;font-size:1.15rem;padding:14px 0;border-top:1px solid var(--line);margin-top:6px}
.form{display:flex;flex-direction:column;gap:12px}
.form label{display:flex;flex-direction:column;gap:6px;font-size:.9rem;color:var(--muted);font-weight:600}
.form input,.form textarea{border:1px solid var(--line2);background:rgba(8,10,36,.6);color:#fff;border-radius:10px;padding:12px 14px;font:inherit;outline:none}
.form input:focus,.form textarea:focus{border-color:var(--cyan)}
.alert{padding:14px 18px;border-radius:12px;margin:0 0 18px;font-weight:600}
.alert-ok{background:rgba(30,200,140,.12);border:1px solid rgba(30,200,140,.45);color:#9ff3cf}
.alert-err{background:rgba(255,80,120,.12);border:1px solid rgba(255,80,120,.45);color:#ffb4c6}

/* ---------- CTA / alt bilgi ---------- */
.cta{margin-top:40px;padding:28px;border-radius:20px;border:1px solid var(--line2);display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  background:radial-gradient(600px 200px at 0% 0%,rgba(43,228,255,.14),transparent),radial-gradient(600px 200px at 100% 100%,rgba(139,92,246,.22),transparent),var(--panel2)}
.cta h3{margin:0 0 4px;font-size:1.5rem}
.cta p{margin:0;color:var(--muted)}
.foot{margin-top:46px;color:var(--muted);font-size:.85rem;text-align:center}

/* Toast */
.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,30px);opacity:0;z-index:100;padding:13px 20px;border-radius:12px;
  background:#141850;border:1px solid var(--cyan);box-shadow:0 10px 40px -10px rgba(43,228,255,.5);font-weight:600;transition:.3s;pointer-events:none}
.toast.show{transform:translate(-50%,0);opacity:1}

/* Sunum modu */
body.present .side-contact,body.present .foot{display:none}

/* ---------- Duyarlı ---------- */
@media (max-width:1100px){
  :root{--side:280px}
  .nav-toggle{display:inline-grid}
  .sidebar{position:fixed;left:0;top:var(--top);z-index:60;transform:translateX(-102%);transition:transform .28s;background:#0a0d30;box-shadow:20px 0 60px rgba(0,0,0,.5)}
  body.nav-open .sidebar{transform:none}
  body.nav-open .nav-backdrop{display:block;position:fixed;inset:var(--top) 0 0 0;background:rgba(3,4,18,.6);z-index:55}
}
@media (max-width:860px){
  .hero{grid-template-columns:1fr}
  .hero-media{order:-1;max-width:560px;margin:0 auto}
  .product-detail,.cart-wrap{grid-template-columns:1fr}
  .ref-head{display:none}
  .ref{grid-template-columns:1fr}
  .ref-work{border-left:0;border-top:1px solid rgba(160,150,255,.35);margin:0 20px;padding:14px 0 18px}
}
@media (max-width:640px){
  :root{--top:62px}
  .topbar{padding:0 12px;gap:10px}
  .brand{font-size:1.08rem;gap:10px}
  .brand-mark{width:34px;height:28px}
  .brand-sep{height:26px}
  .chip .lbl{display:none}
  .chip{padding:0 11px}
  .main{padding:22px 14px 50px}
  .pill{height:42px;padding:0 16px;font-size:.92rem}
  .search{max-width:none;flex-basis:100%}
  .cart-item{grid-template-columns:70px minmax(0,1fr)}
  .cart-item img{width:70px;height:56px}
  .cart-item .right{grid-column:1/-1;justify-content:space-between}
  .ref-firm img{width:38%}
}
@media (max-width:400px){ .brand-name{max-width:120px} }
@media print{ .topbar,.sidebar,.cta,.foot,.filters{display:none!important} body{background:#fff;color:#000} }