/* ============================================================
   TUNÇ DÖKÜM & KALIP  ·  ortak stil
   Endustriyel: antrasit zemin, sicak metalik turuncu vurgu,
   celik gri, keskin kose, ince izgara cizgileri, teknik mono
   etiketler. Saira + Space Mono. (Demo / dummy icerik.)
   ============================================================ */

:root{
  --bg:#15181c;
  --bg-2:#1d2127;
  --bg-3:#252b31;
  --ink:#eceef0;
  --steel:#aab3bd;
  --muted:#7c8893;
  --orange:#ff6a2b;
  --orange-2:#ff924f;
  --orange-deep:#df531a;
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.17);
  --maxw:1200px;
  --disp:"Saira",system-ui,sans-serif;
  --mono:"Space Mono","Courier New",monospace;
  --sans:"Saira",system-ui,-apple-system,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scrollbar-gutter:stable;overflow-x:hidden}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-weight:400;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
/* ince izgara dokusu */
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:64px 64px}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
::selection{background:var(--orange);color:#10120f}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 30px;position:relative;z-index:1}

/* ---------- MONO ETIKET ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-weight:700;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--orange)}
.eyebrow::before{content:"//";color:var(--orange)}
.eyebrow.center{justify-content:center}

/* ---------- BASLIKLAR ---------- */
h1,h2,h3,h4{font-family:var(--disp);font-weight:700;color:var(--ink);line-height:1.02;letter-spacing:-.01em;text-transform:uppercase}
h1{font-size:clamp(2.6rem,6.5vw,5.6rem);font-weight:800}
h2{font-size:clamp(2rem,4.4vw,3.4rem)}
em{font-style:normal;color:var(--orange)}

/* ---------- BUTONLAR ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;font-family:var(--mono);font-weight:700;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;cursor:pointer;border:1px solid transparent;border-radius:2px;transition:.22s}
.btn-primary{background:var(--orange);color:#15120e}
.btn-primary:hover{background:var(--orange-2);transform:translateY(-2px);box-shadow:0 12px 30px -12px rgba(255,106,43,.7)}
.btn-ghost{border-color:var(--line-2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange)}
.btn svg{width:17px;height:17px}

/* ---------- HEADER / NAV ---------- */
header{position:fixed;top:0;left:0;right:0;z-index:1000;transition:.35s;background:transparent;border-bottom:1px solid transparent}
header.scrolled{background:rgba(21,24,28,.9);backdrop-filter:blur(10px);border-bottom-color:var(--line)}
header.menu-open{transition:none;background:var(--bg);backdrop-filter:none;-webkit-backdrop-filter:none}
.nav{display:flex;align-items:center;justify-content:space-between;padding:20px 30px;max-width:var(--maxw);margin:0 auto}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--disp);font-weight:800;font-size:1.3rem;text-transform:uppercase;letter-spacing:.02em}
.brand .mk{width:40px;height:40px;border:1px solid var(--orange);display:grid;place-items:center;color:var(--orange);flex:none}
.brand .mk svg{width:22px;height:22px}
.brand b{font-weight:800}
.brand span{color:var(--orange)}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{font-family:var(--mono);font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;color:var(--steel);transition:.2s;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a:not(.nav-cta)::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--orange);transition:.3s}
.nav-links a:not(.nav-cta):hover::after,.nav-links a.active::after{width:100%}
.nav-cta{border:1px solid var(--orange);color:var(--orange)!important;padding:10px 20px;border-radius:2px}
.nav-cta:hover{background:var(--orange);color:#15120e!important}
.burger{display:none;flex-direction:column;gap:6px;background:none;border:0;cursor:pointer;padding:4px}
.burger span{width:26px;height:2px;background:var(--ink);transition:.3s}
.burger.x span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger.x span:nth-child(2){opacity:0}
.burger.x span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:flex-end;padding:150px 0 70px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.34}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,24,28,.7),rgba(21,24,28,.5) 40%,var(--bg) 96%)}
.hero-bg::before{content:"";position:absolute;inset:0;z-index:1;background:radial-gradient(120% 90% at 80% 20%,rgba(255,106,43,.16),transparent 55%)}
.hero .wrap{position:relative;z-index:2;width:100%}
.hero h1{margin:22px 0 0;max-width:16ch}
.hero .lede{max-width:54ch;margin-top:24px;font-size:1.12rem;color:var(--steel)}
.hero-actions{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}
.hero-meta{display:flex;gap:40px;margin-top:48px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:26px}
.hero-meta .m b{font-family:var(--disp);font-weight:800;font-size:2rem;color:var(--ink);display:block;line-height:1}
.hero-meta .m span{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

/* ---------- MARQUEE ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-2);overflow:hidden;padding:14px 0;position:relative;z-index:1}
.marq{display:flex;gap:44px;white-space:nowrap;animation:marq 30s linear infinite;font-family:var(--mono);font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--steel)}
.marq span{display:inline-flex;gap:44px;align-items:center}
.marq b{color:var(--orange);font-weight:700}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- BOLUM ---------- */
section{position:relative}
.pad{padding:100px 0}
.pad-sm{padding:70px 0}
.tint{background:var(--bg-2)}
.sec-head{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:end;margin-bottom:54px}
.sec-head .sh-r{color:var(--steel);max-width:44ch;justify-self:end}
.sec-head.solo{grid-template-columns:1fr;text-align:center;justify-items:center}
.sec-head h2{margin-top:14px}

/* ---------- KABILIYET KARTLARI ---------- */
.caps{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.cap{background:var(--bg);padding:34px 30px;transition:.3s;position:relative}
.cap:hover{background:var(--bg-2)}
.cap .n{font-family:var(--mono);font-size:.78rem;color:var(--orange);letter-spacing:.1em}
.cap .ic{width:50px;height:50px;border:1px solid var(--line-2);display:grid;place-items:center;color:var(--orange);margin:18px 0 16px}
.cap .ic svg{width:26px;height:26px}
.cap h3{font-size:1.34rem;margin-bottom:9px}
.cap p{color:var(--steel);font-size:.96rem}

/* ---------- SPLIT ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.flip .split-media{order:2}
.split-media{position:relative;border:1px solid var(--line)}
.split-media img{width:100%;height:460px;object-fit:cover;display:block}
.split-media .tag{position:absolute;left:0;bottom:0;background:var(--orange);color:#15120e;font-family:var(--mono);font-size:.74rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:8px 14px}
.split-body h2{margin-bottom:16px}
.split-body p{color:var(--steel);margin-bottom:14px}
.checks{list-style:none;margin-top:18px}
.checks li{display:flex;gap:13px;align-items:flex-start;padding:11px 0;border-bottom:1px solid var(--line);font-size:.98rem}
.checks li svg{width:20px;height:20px;color:var(--orange);flex:none;margin-top:3px}

/* ---------- TEKNIK SPEC TABLO ---------- */
.spec{border:1px solid var(--line);overflow-x:auto}
.spec table{width:100%;border-collapse:collapse;min-width:560px}
.spec th,.spec td{text-align:left;padding:16px 20px;border-bottom:1px solid var(--line);font-size:.95rem}
.spec thead th{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);background:var(--bg-2)}
.spec tbody tr:hover{background:var(--bg-2)}
.spec td:first-child{font-family:var(--disp);font-weight:700;text-transform:uppercase;color:var(--ink)}
.spec td .mono{font-family:var(--mono);color:var(--orange)}

/* ---------- SUREC ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.step{background:var(--bg);padding:28px 22px}
.step .n{font-family:var(--mono);font-size:.82rem;color:var(--orange);letter-spacing:.1em}
.step h3{font-size:1.14rem;margin:14px 0 8px}
.step p{color:var(--steel);font-size:.9rem}

/* ---------- SEKTOR ARACI (malzeme/agirlik) ---------- */
.tool{border:1px solid var(--line-2);background:var(--bg-2)}
.tool-bar{display:grid;grid-template-columns:1fr 1fr auto;gap:16px;align-items:end;padding:28px 30px;border-bottom:1px solid var(--line)}
.tool-bar label{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.tool-bar select,.tool-bar input{width:100%;padding:13px 15px;border:1px solid var(--line-2);background:var(--bg);color:var(--ink);font-family:var(--mono);font-size:.96rem;border-radius:2px}
.tool-bar select:focus,.tool-bar input:focus{outline:none;border-color:var(--orange)}
.tool-bar .btn{white-space:nowrap}
.tool-out{padding:30px;display:none;grid-template-columns:auto 1fr;gap:30px;align-items:center}
.tool-out.show{display:grid}
.tool-out .big{font-family:var(--disp);font-weight:800;font-size:clamp(2.6rem,6vw,4rem);color:var(--orange);line-height:1}
.tool-out .big span{font-size:1.2rem;color:var(--steel)}
.tool-out .desc{color:var(--steel)}
.tool-out .desc b{color:var(--ink);font-family:var(--mono)}
.tool-cta{padding:0 30px 30px;display:none;gap:18px;align-items:center;flex-wrap:wrap}
.tool-cta.show{display:flex}
.tool-note{font-family:var(--mono);font-size:.76rem;color:var(--muted);max-width:48ch;margin:0}

/* ---------- ISLER / REFERANS GALERI ---------- */
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gal a{position:relative;border:1px solid var(--line);overflow:hidden;display:block;aspect-ratio:4/3}
.gal img{width:100%;height:100%;object-fit:cover;transition:.4s}
.gal a:hover img{transform:scale(1.06)}
.gal .cap{position:absolute;left:0;bottom:0;right:0;background:linear-gradient(transparent,rgba(21,24,28,.92));padding:24px 18px 14px;font-family:var(--mono);font-size:.82rem;color:var(--ink)}
.gal .cap b{color:var(--orange);display:block;font-size:.72rem;letter-spacing:.08em}

/* ---------- CTA BANT ---------- */
.band{position:relative;padding:120px 0;overflow:hidden}
.band .bg{position:absolute;inset:0;z-index:0}
.band .bg img{width:100%;height:100%;object-fit:cover;opacity:.3}
.band .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(21,24,28,.92),rgba(21,24,28,.66));}
.band>.wrap{position:relative;z-index:1;text-align:center;max-width:720px}
.band p{color:var(--steel);margin:16px auto 30px;max-width:52ch}

/* ---------- FORM ---------- */
.form{border:1px solid var(--line-2);background:var(--bg-2);padding:34px}
.form .row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form .fld{margin-bottom:16px}
.form label{display:block;font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}
.form input,.form select,.form textarea{width:100%;padding:13px 15px;border:1px solid var(--line-2);background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:1rem;border-radius:2px}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--orange)}
.form textarea{min-height:110px;resize:vertical}
.kvkk{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--steel);margin:4px 0 18px}
.kvkk input{width:16px;height:16px;margin-top:4px;accent-color:var(--orange);flex:none}
.kvkk a{color:var(--orange)}

/* ---------- ILETISIM ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:46px}
.ct-row{display:flex;gap:16px;padding:22px 0;border-bottom:1px solid var(--line)}
.ct-row .ic{width:46px;height:46px;border:1px solid var(--line-2);display:grid;place-items:center;color:var(--orange);flex:none}
.ct-row .ic svg{width:21px;height:21px}
.ct-row h4{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.ct-row .v{font-family:var(--disp);font-weight:700;font-size:1.2rem;text-transform:uppercase;margin-top:3px}
.ct-row .s{font-size:.9rem;color:var(--steel)}
.map-frame{border:1px solid var(--line)}
.map-frame iframe{display:block;width:100%;height:380px;border:0;filter:grayscale(.6) invert(.9) hue-rotate(180deg) contrast(.9)}

/* ---------- SAYFA BASLIGI ---------- */
.page-head{padding:160px 0 60px;border-bottom:1px solid var(--line)}
.crumb{display:flex;gap:10px;align-items:center;font-family:var(--mono);font-size:.76rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:22px}
.crumb a{color:var(--orange)}
.page-head h1{max-width:18ch}
.page-head .lede{max-width:56ch;margin-top:20px;color:var(--steel);font-size:1.1rem}

/* ---------- FOOTER ---------- */
footer{background:#0f1216;border-top:1px solid var(--line);padding:70px 0 30px;position:relative;z-index:1}
footer h4{font-family:var(--mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:18px}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:46px;padding-bottom:44px;border-bottom:1px solid var(--line)}
.foot-brand .brand{margin-bottom:18px}
.foot-brand p{max-width:40ch;font-size:.95rem;color:var(--muted)}
.foot-col a,.foot-col p{display:block;color:var(--steel);font-size:.95rem;margin-bottom:11px;transition:.2s}
.foot-col a:hover{color:var(--orange)}
.foot-bar{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-top:26px;font-family:var(--mono);font-size:.78rem;color:var(--muted)}
.foot-bar a{color:var(--muted)}.foot-bar a:hover{color:var(--orange)}
.foot-bar .made a{color:var(--orange)}

/* ---------- REVEAL ---------- */
.rv{opacity:0;transform:translateY(24px);transition:.8s cubic-bezier(.16,1,.3,1)}
.rv.in{opacity:1;transform:none}
.d1{transition-delay:.07s}.d2{transition-delay:.14s}.d3{transition-delay:.21s}.d4{transition-delay:.28s}

/* ---------- RESPONSIVE ---------- */
@media(max-width:900px){
  .sec-head{grid-template-columns:1fr;gap:16px}
  .sec-head .sh-r{justify-self:start}
  .caps{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr;gap:30px}
  .split.flip .split-media{order:0}
  .split-media img{height:340px}
  .steps{grid-template-columns:1fr 1fr}
  .gal{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .foot-top{grid-template-columns:1fr;gap:30px}
  .tool-out{grid-template-columns:1fr;gap:14px;text-align:left}
}
@media(max-width:600px){
  .burger{display:flex}
  .nav-links{position:fixed;inset:0;background:var(--bg);flex-direction:column;justify-content:center;gap:28px;opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s}
  .nav-links.open{opacity:1;visibility:visible}
  .nav-links a{font-size:1.1rem}
  .nav-links a:not(.nav-cta)::after{display:none}
  .caps{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .gal{grid-template-columns:1fr}
  .tool-bar{grid-template-columns:1fr}
  .form .row2{grid-template-columns:1fr}
  .hero-meta{gap:26px}
}