/* =========================================================
   İNKATEK — ana stil dosyası
   Renkler ve tipografi buradan yönetilir.
   ========================================================= */

:root{
  --ink:#070B14;
  --deep:#0C1424;
  --panel:#111C31;
  --paper:#ffffff;
  --mist:#F3F6FA;
  --line:#E3E8F0;
  --line-dark:rgba(255,255,255,.10);
  --slate:#5B6B82;
  --text:#101A28;
  --amber:#FFAA17;
  --amber-d:#E08800;
  --amber-soft:rgba(255,170,23,.12);
  --radius:14px;
  --radius-s:8px;
  --shadow:0 18px 50px -22px rgba(11,20,36,.35);
  --shadow-s:0 8px 24px -14px rgba(11,20,36,.4);
  --maxw:1240px;
  --ff-display:"Barlow Semi Condensed","Oswald",system-ui,sans-serif;
  --ff-body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ff-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--text);
  font-family:var(--ff-body);font-size:16px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,h5{font-family:var(--ff-display);font-weight:600;line-height:1.12;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,4.6vw,3.6rem)}
h2{font-size:clamp(1.8rem,3.2vw,2.6rem)}
h3{font-size:clamp(1.35rem,2.2vw,1.8rem)}
p{margin:0 0 1.1em}
.wrap{width:min(100% - 40px,var(--maxw));margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Patch-panel etiket (imza öğe) ---------- */
.eyebrow{
  font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--amber-d);display:inline-flex;align-items:center;gap:.7rem;margin-bottom:1rem;
}
.eyebrow::before{
  content:"";width:34px;height:10px;flex:none;
  background-image:repeating-linear-gradient(90deg,var(--amber) 0 3px,transparent 3px 7px);
}
.on-dark .eyebrow,.eyebrow--light{color:var(--amber)}

/* ---------- Üst bar ---------- */
.topbar{background:var(--ink);color:#9FB0C6;font-size:.85rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:1rem;min-height:42px;flex-wrap:wrap}
.topbar a{color:#C9D6E6}
.topbar a:hover{color:var(--amber)}
.topbar .tb-list{display:flex;gap:1.4rem;flex-wrap:wrap;align-items:center}
.topbar .tb-social{display:flex;gap:.55rem}
.topbar .tb-social a{
  width:26px;height:26px;border:1px solid var(--line-dark);border-radius:6px;
  display:grid;place-items:center;transition:.2s;
}
.topbar .tb-social a:hover{background:var(--amber);color:var(--ink);border-color:var(--amber)}

/* ---------- Header / nav ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:1.5rem;min-height:76px}
.brand img{max-height:46px;width:auto}
.nav-menu{display:flex;align-items:center;gap:.25rem;margin-left:auto}
.nav-menu > li{position:relative;list-style:none}
.nav-menu ul{list-style:none;margin:0;padding:0}
.nav-link{
  display:flex;align-items:center;gap:.35rem;padding:.7rem .85rem;border-radius:var(--radius-s);
  font-family:var(--ff-display);font-size:1.02rem;font-weight:500;letter-spacing:.01em;color:var(--text);
  transition:.18s;white-space:nowrap;
}
.nav-link:hover,.nav-item.open > .nav-link,.nav-link.active{background:var(--amber-soft);color:var(--amber-d)}
.nav-link .caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.6}
.dropdown{
  position:absolute;top:calc(100% + 8px);left:0;min-width:270px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:.5rem;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:.18s;
}
.nav-item:hover .dropdown,.nav-item.open .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown a{display:block;padding:.6rem .8rem;border-radius:var(--radius-s);font-size:.95rem;color:#26364A}
.dropdown a:hover{background:var(--mist);color:var(--amber-d)}
.nav-cta{display:flex;align-items:center;gap:.8rem;padding-left:1rem;border-left:1px solid var(--line)}
.nav-phone small{display:block;font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--slate)}
.nav-phone strong{font-family:var(--ff-display);font-size:1.1rem}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--text);margin:4px auto;transition:.2s}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--ink);color:#E8EEF7;overflow:hidden}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(700px 340px at 78% 12%,rgba(255,170,23,.16),transparent 65%),
    linear-gradient(180deg,rgba(7,11,20,0) 40%,rgba(7,11,20,.9) 100%);
}
.hero-rack{
  position:absolute;inset:0;opacity:.5;
  background-image:
    linear-gradient(var(--line-dark) 1px,transparent 1px),
    linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);
  background-size:100% 44px,44px 100%;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 85%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:center;padding:5rem 0 5.5rem}
.hero h1{color:#fff;font-size:clamp(2.4rem,5vw,4rem);margin-bottom:1rem}
.hero h1 em{font-style:normal;color:var(--amber)}
.hero p{color:#AFC0D6;font-size:1.06rem;max-width:56ch}
.hero-actions{display:flex;gap:.9rem;flex-wrap:wrap;margin-top:1.8rem}
.hero-figure{position:relative}
.hero-figure img{border-radius:var(--radius);}
.hero-stats{display:flex;gap:2.4rem;margin-top:3rem;flex-wrap:wrap;border-top:1px solid var(--line-dark);padding-top:1.6rem}
.hero-stats div strong{display:block;font-family:var(--ff-display);font-size:2rem;color:var(--amber)}
.hero-stats div span{font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:#8DA0B9}

/* ---------- Butonlar ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;padding:.9rem 1.5rem;border-radius:10px;
  font-family:var(--ff-display);font-size:1rem;font-weight:600;letter-spacing:.02em;cursor:pointer;border:1px solid transparent;transition:.18s;
}
.btn-primary{background:var(--amber);color:#1B1200}
.btn-primary:hover{background:#fff;color:var(--ink)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff}
.btn-ghost:hover{border-color:var(--amber);color:var(--amber)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--amber);color:#1B1200}
.btn-line{border-color:var(--line);color:var(--text);background:#fff}
.btn-line:hover{border-color:var(--amber);color:var(--amber-d)}
.btn-sm{padding:.55rem 1rem;font-size:.92rem}

/* ---------- Bölümler ---------- */
.section{padding:5.5rem 0}
.section--mist{background:var(--mist)}
.section--dark{background:var(--ink);color:#D7E1EE}
.section--dark h2,.section--dark h3{color:#fff}
.section-head{max-width:70ch;margin-bottom:2.6rem}
.section-head.center{margin-inline:auto;text-align:center}
.section-head p{color:var(--slate);font-size:1.05rem}
.section--dark .section-head p{color:#9DB0C7}

/* ---------- Çözüm kartları ---------- */
.grid{display:grid;gap:1.25rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}

.card-solution{
  position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;transition:.2s;min-height:100%;
}
.card-solution:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#D3DCEA}
.card-solution .thumb{aspect-ratio:16/10;background:var(--mist);overflow:hidden}
.card-solution .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.card-solution:hover .thumb img{transform:scale(1.05)}
.card-solution .body{padding:1.4rem 1.4rem 1.6rem}
.card-solution .idx{font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.18em;color:var(--amber-d)}
.card-solution h3{margin:.5rem 0 .5rem;font-size:1.35rem}
.card-solution p{color:var(--slate);font-size:.95rem;margin:0}
.card-solution .more{margin-top:1rem;font-family:var(--ff-mono);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text);display:inline-flex;gap:.5rem}
.card-solution:hover .more{color:var(--amber-d)}

/* ---------- Kayan logo şeridi ---------- */
.marquee{overflow:hidden;position:relative;padding:1.4rem 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:3rem;width:max-content;animation:slide 42s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee img{height:38px;width:auto;object-fit:contain;filter:grayscale(1);opacity:.62;transition:.25s}
.marquee img:hover{filter:none;opacity:1}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- Showcase / carousel ---------- */
.slider{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--mist)}
.slider-track{display:flex;transition:transform .5s cubic-bezier(.4,.1,.2,1)}
.slider-track > *{min-width:100%}
.slider-nav{position:absolute;inset:auto 1rem 1rem auto;display:flex;gap:.5rem}
.slider-nav button{
  width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.35);
  background:rgba(7,11,20,.55);color:#fff;cursor:pointer;font-size:1.1rem;line-height:1;transition:.18s;
}
.slider-nav button:hover{background:var(--amber);color:#1B1200;border-color:var(--amber)}
.slider-dots{position:absolute;left:1rem;bottom:1.35rem;display:flex;gap:.4rem}
.slider-dots span{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.45);cursor:pointer}
.slider-dots span.active{background:var(--amber);width:26px;border-radius:5px}

/* ---------- Sayfa başlığı ---------- */
.page-head{background:var(--ink);color:#fff;position:relative;overflow:hidden;padding:3.6rem 0}
.page-head::before{
  content:"";position:absolute;inset:0;opacity:.6;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 46px);
}
.page-head .wrap{position:relative}
.page-head h1{margin:0 0 .4rem;color:#fff}
.crumbs{font-family:var(--ff-mono);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:#93A6BF;display:flex;gap:.6rem;flex-wrap:wrap}
.crumbs a:hover{color:var(--amber)}

/* ---------- İçerik tipografisi ---------- */
.prose{max-width:80ch;font-size:1.02rem;color:#28364a}
.prose h2,.prose h3,.prose h4,.prose h5{margin-top:2rem}
.prose h5{font-size:1.15rem;color:var(--amber-d);text-transform:none}
.prose b,.prose strong{color:var(--text)}
.prose ul{padding-left:1.1rem}
.prose li{margin-bottom:.4rem}
.prose a{color:var(--amber-d);text-decoration:underline}
.prose table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.95rem}
.prose th,.prose td{border:1px solid var(--line);padding:.7rem .9rem;text-align:left}
.prose thead th{background:var(--mist)}
.prose img{border-radius:var(--radius);margin:1.2rem 0}

/* ---------- Split (görsel + metin) ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3.2rem;align-items:center}
.split .media img{border-radius:var(--radius);box-shadow:var(--shadow-s)}

/* ---------- Marka & ürün ---------- */
.brand-bar{display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap;margin-bottom:1.6rem}
.brand-bar img{height:40px;width:auto;object-fit:contain}
.brand-bar h3{margin:0}
.product-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.2s;
}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--amber)}
.product-card .ph{aspect-ratio:4/3;display:grid;place-items:center;background:var(--mist);padding:1.1rem}
.product-card .ph img{max-height:100%;width:auto;object-fit:contain;mix-blend-mode:multiply}
.product-card .pb{padding:1rem 1.1rem 1.2rem;border-top:1px solid var(--line)}
.product-card h4{margin:0 0 .25rem;font-size:1.1rem}
.product-card small{font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--slate)}

/* ---------- Sekmeler ---------- */
.tabs{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1.5rem}
.tabs button{
  font-family:var(--ff-display);font-size:1rem;padding:.6rem 1.1rem;border-radius:999px;border:1px solid var(--line);
  background:#fff;cursor:pointer;transition:.18s;color:var(--text);
}
.tabs button:hover{border-color:var(--amber)}
.tabs button.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.tab-panel{display:none}
.tab-panel.active{display:block;animation:fade .3s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ---------- Filtreli logo ızgarası ---------- */
.filter-bar{display:flex;gap:.5rem;flex-wrap:wrap;justify-content:center;margin-bottom:2.2rem}
.logo-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1rem}
.logo-cell{
  display:grid;place-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius-s);
  padding:1.1rem;aspect-ratio:3/2;transition:.2s;
}
.logo-cell img{max-height:100%;max-width:100%;object-fit:contain;filter:grayscale(1);opacity:.75;transition:.2s}
.logo-cell:hover{border-color:var(--amber);box-shadow:var(--shadow-s)}
.logo-cell:hover img{filter:none;opacity:1}
.logo-cell.hide{display:none}

/* ---------- İletişim ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:2.5rem}
.info-list{list-style:none;padding:0;margin:0;display:grid;gap:1rem}
.info-list li{display:flex;gap:.9rem;align-items:flex-start;padding:1rem 1.1rem;border:1px solid var(--line);border-radius:var(--radius-s);background:#fff}
.info-list .ic{width:38px;height:38px;flex:none;border-radius:9px;background:var(--amber-soft);color:var(--amber-d);display:grid;place-items:center}
.info-list small{display:block;font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--slate)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow-s)}
.field{margin-bottom:1rem}
.field label{display:block;font-size:.85rem;font-weight:600;margin-bottom:.35rem;color:#33455C}
.field input,.field textarea,.field select{
  width:100%;padding:.85rem 1rem;border:1px solid var(--line);border-radius:10px;font:inherit;font-size:.96rem;
  background:var(--mist);transition:.18s;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--amber);background:#fff;box-shadow:0 0 0 4px var(--amber-soft)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.map-frame{border:0;width:100%;height:420px;display:block;filter:grayscale(.25)}

/* ---------- Uyarılar ---------- */
.alert{padding:.9rem 1.1rem;border-radius:10px;margin-bottom:1rem;font-size:.95rem;border:1px solid}
.alert-success{background:#EAF7EE;border-color:#BFE5CB;color:#1C6B36}
.alert-error{background:#FDEDED;border-color:#F5C6C6;color:#8C1C1C}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#9AACC3;padding:4rem 0 0;font-size:.95rem}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:2.5rem;padding-bottom:3rem}
.site-footer h4{color:#fff;font-size:1.05rem;letter-spacing:.02em;margin-bottom:1.1rem;font-family:var(--ff-mono);text-transform:uppercase;font-weight:500;font-size:.78rem;letter-spacing:.18em}
.site-footer a:hover{color:var(--amber)}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:.55rem}
.footer-bottom{border-top:1px solid var(--line-dark);padding:1.3rem 0;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.85rem;color:#7A8CA5}
.newsletter{display:flex;gap:.5rem;margin-top:.9rem}
.newsletter input{flex:1;padding:.8rem .9rem;border-radius:10px;border:1px solid var(--line-dark);background:rgba(255,255,255,.04);color:#fff;font:inherit}
.newsletter input::placeholder{color:#6F819A}
.newsletter button{padding:.8rem 1.1rem;border-radius:10px;border:0;background:var(--amber);color:#1B1200;font-weight:600;cursor:pointer;font-family:var(--ff-display)}
.social-row{display:flex;gap:.6rem;margin-top:1rem}
.social-row a{width:38px;height:38px;border:1px solid var(--line-dark);border-radius:10px;display:grid;place-items:center;transition:.18s}
.social-row a:hover{background:var(--amber);color:#1B1200;border-color:var(--amber)}

.to-top{position:fixed;right:20px;bottom:20px;width:46px;height:46px;border-radius:12px;background:var(--amber);color:#1B1200;display:grid;place-items:center;opacity:0;pointer-events:none;transition:.25s;z-index:50;box-shadow:var(--shadow-s)}
.to-top.show{opacity:1;pointer-events:auto}

/* ---------- Reveal animasyonu ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .marquee-track{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- Duyarlı ---------- */
@media(max-width:1080px){
  .logo-grid{grid-template-columns:repeat(4,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  .nav-toggle{display:block;margin-left:auto}
  .nav-menu{
    position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:.6rem;gap:.1rem;display:none;box-shadow:var(--shadow);max-height:75vh;overflow:auto;
  }
  .nav-menu.open{display:flex}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;border-left:2px solid var(--amber-soft);border-radius:0;margin:0 0 .4rem .8rem;display:none}
  .nav-item.open .dropdown{display:block}
  .nav-cta{display:none}
  .hero-inner,.split,.contact-grid{grid-template-columns:1fr;gap:2rem}
  .hero-inner{padding:3.2rem 0 3.6rem}
  .grid-3{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .section{padding:3.4rem 0}
  .grid-3,.grid-4,.grid-2,.form-row{grid-template-columns:1fr}
  .logo-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .topbar .tb-list{gap:.8rem;font-size:.78rem}
}