:root{
    --ink:#15191f; --ink-2:#1d242c; --ink-3:#28313b;
    --stone:#f6f4f0; --stone-2:#ece7df; --line:#e3ddd2;
    --text:#2a2f36; --muted:#6f7680; --muted-d:#9aa1ab;
    --accent:#d4762e; --accent-d:#b8611f; --accent-soft:#fbeede;
    --white:#ffffff;
    --shadow:0 10px 30px -12px rgba(20,24,30,.18);
    --shadow-lg:0 24px 60px -20px rgba(20,24,30,.30);
    --radius:16px; --radius-sm:10px;
    --maxw:1180px;
    --space:clamp(64px, 9vw, 120px);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:'Inter',system-ui,sans-serif;color:var(--text);background:var(--white);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  h1,h2,h3,h4{font-family:'Sora',sans-serif;line-height:1.12;color:var(--ink);font-weight:700;letter-spacing:-.02em}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  .wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
  .accent{color:var(--accent)}
  .eyebrow{font-size:.78rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);display:inline-flex;align-items:center;gap:10px}
  .btn{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:.95rem;padding:14px 26px;border-radius:999px;border:1.5px solid transparent;cursor:pointer;transition:.25s ease;font-family:inherit}
  .btn-primary{background:var(--accent);color:#fff}
  .btn-primary:hover{background:var(--accent-d);transform:translateY(-2px);box-shadow:0 12px 24px -10px rgba(212,118,46,.6)}
  .btn-ghost{border-color:rgba(255,255,255,.3);color:#fff}
  .btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
  .btn-dark{background:var(--ink);color:#fff}
  .btn-dark:hover{background:var(--ink-3);transform:translateY(-2px)}
  section{padding:var(--space) 0}

  /* ---------- Header ---------- */
  header{position:sticky;top:0;z-index:50;background:rgba(21,25,31,.85);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08);transition:.3s}
  .nav{display:flex;align-items:center;justify-content:space-between;height:74px}
  .logo{display:flex;align-items:center;gap:12px;color:#fff;font-family:'Sora';font-weight:800;font-size:1.25rem;letter-spacing:.01em}
  .logo .mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--accent),#e8954f);display:grid;place-items:center;color:#fff;font-weight:800;font-size:1.15rem;box-shadow:0 6px 16px -6px rgba(212,118,46,.7)}
  .logo small{display:block;font-family:'Inter';font-weight:500;font-size:.62rem;letter-spacing:.28em;color:var(--accent);margin-top:1px}
  .logo img{height:60px;width:auto;display:block;border-radius:8px}
  footer .logo img{height:72px}
  @media(max-width:680px){.logo img{height:52px}}
  .menu{display:flex;align-items:center;gap:6px}
  .menu a{color:#d7dce2;font-weight:500;font-size:.94rem;padding:9px 15px;border-radius:8px;transition:.2s}
  .menu a:hover{color:#fff;background:rgba(255,255,255,.07)}
  .menu .btn{margin-left:12px;padding:11px 22px;font-size:.9rem}
  .burger{display:none;background:none;border:0;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
  .burger span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}

  /* ---------- Hero ---------- */
  .hero{position:relative;background:radial-gradient(120% 120% at 80% -10%,#26303a 0%,var(--ink) 55%);color:#fff;padding:clamp(70px,11vw,140px) 0 clamp(80px,12vw,150px);overflow:hidden}
  .hero::before{content:"";position:absolute;inset:0;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M0 59h60M59 0v60' stroke='%23ffffff' stroke-opacity='.04' stroke-width='1'/%3E%3C/svg%3E");opacity:.7}
  .hero::after{content:"";position:absolute;right:-12%;top:-25%;width:640px;height:640px;border-radius:50%;background:radial-gradient(circle,rgba(212,118,46,.22),transparent 62%);filter:blur(10px)}
  .hero .wrap{position:relative;z-index:2;max-width:880px}
  .hero h1{color:#fff;font-size:clamp(2.5rem,6.2vw,4.6rem);font-weight:800;margin:22px 0 0}
  .hero h1 .accent{background:linear-gradient(120deg,#e8954f,var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
  .hero p.lead{font-size:clamp(1.05rem,2vw,1.3rem);color:#c2c9d2;max-width:640px;margin:26px 0 0;font-weight:400}
  .hero .cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
  .scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);color:var(--muted-d);font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;z-index:2}

  /* ---------- Stats strip ---------- */
  .stats{background:var(--ink-2);color:#fff;padding:0}
  .stats .grid{display:grid;grid-template-columns:repeat(4,1fr);text-align:center}
  .stats .item{padding:34px 16px;border-right:1px solid rgba(255,255,255,.08)}
  .stats .item:last-child{border-right:0}
  .stats .num{font-family:'Sora';font-weight:800;font-size:clamp(1.8rem,4vw,2.6rem);color:#fff}
  .stats .num .accent{color:var(--accent)}
  .stats .lbl{font-size:.82rem;color:var(--muted-d);letter-spacing:.04em;margin-top:4px}

  /* ---------- Section heading ---------- */
  .head{max-width:720px;margin-bottom:54px}
  .head.center{margin-inline:auto;text-align:center}
  .head h2{font-size:clamp(2rem,4.4vw,3rem);margin:16px 0 0}
  .head p{color:var(--muted);font-size:1.08rem;margin-top:18px}

  /* ---------- About ---------- */
  .about{background:var(--stone)}
  .about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(40px,6vw,80px);align-items:center}
  .about-grid p{color:#4a5159;margin-top:18px}
  .about-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:40px;box-shadow:var(--shadow)}
  .about-card h3{font-size:1.35rem;margin-bottom:6px}
  .vlist{list-style:none;margin-top:22px;display:grid;gap:16px}
  .vlist li{display:flex;gap:14px;align-items:flex-start;font-size:.98rem;color:#4a5159}
  .vlist .ic{flex:none;width:34px;height:34px;border-radius:9px;background:var(--accent-soft);color:var(--accent-d);display:grid;place-items:center;font-weight:700}

  /* ---------- Products ---------- */
  .products{background:var(--white)}
  .pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .pcard{position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:32px 30px;transition:.3s;overflow:hidden}
  .pcard::after{content:"";position:absolute;left:0;top:0;height:100%;width:4px;background:var(--accent);transform:scaleY(0);transform-origin:top;transition:.3s}
  .pcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
  .pcard:hover::after{transform:scaleY(1)}
  .pcard .tag{font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);display:inline-block;margin-bottom:12px}
  .pcard h3{font-size:1.22rem}
  .pcard .series{display:inline-block;font-size:.78rem;color:var(--muted);background:var(--stone);border:1px solid var(--line);padding:4px 11px;border-radius:999px;margin:12px 0 14px;font-weight:500}
  .pcard p{color:#5a616b;font-size:.95rem}
  .pcard ul{list-style:none;margin-top:14px;display:flex;flex-wrap:wrap;gap:7px}
  .pcard ul li{font-size:.74rem;color:var(--muted);background:var(--stone);padding:5px 10px;border-radius:7px}

  /* ---------- Sectors ---------- */
  .sectors{background:var(--ink);color:#fff;position:relative;overflow:hidden}
  .sectors::before{content:"";position:absolute;left:-10%;bottom:-30%;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(212,118,46,.16),transparent 65%)}
  .sectors .head h2{color:#fff}
  .sectors .head p{color:var(--muted-d)}
  .sgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;position:relative;z-index:2}
  .scard{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:var(--radius);padding:30px;transition:.3s}
  .scard:hover{background:rgba(212,118,46,.1);border-color:rgba(212,118,46,.4);transform:translateY(-4px)}
  .scard .ic{width:46px;height:46px;border-radius:12px;background:rgba(212,118,46,.16);display:grid;place-items:center;margin-bottom:18px;color:var(--accent)}
  .scard h3{color:#fff;font-size:1.15rem}
  .scard p{color:var(--muted-d);font-size:.92rem;margin-top:8px}

  /* ---------- Why ---------- */
  .why{background:var(--stone)}
  .wgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
  .wcard{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px;text-align:left;transition:.3s}
  .wcard:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
  .wcard .ic{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--accent),#e8954f);display:grid;place-items:center;color:#fff;margin-bottom:20px;box-shadow:0 10px 22px -10px rgba(212,118,46,.7)}
  .wcard h3{font-size:1.1rem}
  .wcard p{color:#5a616b;font-size:.93rem;margin-top:10px}

  /* ---------- Contact ---------- */
  .contact{background:var(--white)}
  .cgrid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(36px,5vw,64px);align-items:stretch}
  .cinfo h2{font-size:clamp(1.9rem,4vw,2.6rem)}
  .cinfo p.sub{color:var(--muted);margin-top:16px;font-size:1.05rem}
  .clist{margin-top:32px;display:grid;gap:18px}
  .citem{display:flex;gap:16px;align-items:flex-start}
  .citem .ic{flex:none;width:46px;height:46px;border-radius:12px;background:var(--accent-soft);color:var(--accent-d);display:grid;place-items:center}
  .citem .k{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
  .citem .v{font-weight:600;color:var(--ink);font-size:1.02rem;margin-top:2px}
  .citem a.v:hover{color:var(--accent)}
  .ic svg{width:24px;height:24px;display:block}
  .wcard .ic svg{width:26px;height:26px}
  .vlist .ic svg{width:17px;height:17px}
  .cform{background:var(--stone);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(26px,3vw,38px)}
  .cform h3{font-size:1.3rem;margin-bottom:6px}
  .cform .fmuted{color:var(--muted);font-size:.92rem;margin-bottom:22px}
  .field{margin-bottom:16px}
  .field label{display:block;font-size:.82rem;font-weight:600;color:var(--ink);margin-bottom:7px}
  .field input,.field textarea{width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:var(--radius-sm);background:#fff;font-family:inherit;font-size:.95rem;color:var(--text);transition:.2s}
  .field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
  .field textarea{resize:vertical;min-height:110px}
  .cform .btn{width:100%;justify-content:center;margin-top:6px}
  .form-status{margin:14px 0 0;font-size:.92rem;font-weight:500;text-align:center;min-height:1px}
  .form-status.ok{color:#1c7c4a}
  .form-status.err{color:#c0392b}
  .map{margin-top:36px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
  .map iframe{width:100%;height:300px;border:0;display:block;filter:grayscale(.2)}

  /* ---------- Footer ---------- */
  footer{background:var(--ink);color:#cfd5dc;padding:64px 0 30px}
  .fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
  footer .logo{margin-bottom:18px}
  footer p{color:var(--muted-d);font-size:.92rem;max-width:340px}
  .fcol h4{color:#fff;font-size:.95rem;margin-bottom:16px;font-family:'Inter';font-weight:600}
  .fcol a{display:block;color:var(--muted-d);font-size:.92rem;padding:5px 0;transition:.2s}
  .fcol a:hover{color:var(--accent)}
  .fbottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:24px;font-size:.84rem;color:var(--muted-d)}

  /* ---------- Reveal anim ---------- */
  .reveal{opacity:0;transform:translateY(26px);transition:.7s cubic-bezier(.2,.7,.2,1)}
  .reveal.in{opacity:1;transform:none}

  /* ---------- Responsive ---------- */
  @media(max-width:980px){
    .about-grid,.cgrid{grid-template-columns:1fr}
    .pgrid,.sgrid{grid-template-columns:repeat(2,1fr)}
    .wgrid{grid-template-columns:repeat(2,1fr)}
    .stats .grid{grid-template-columns:repeat(2,1fr)}
    .stats .item:nth-child(2){border-right:0}
    .stats .item:nth-child(1),.stats .item:nth-child(2){border-bottom:1px solid rgba(255,255,255,.08)}
    .fgrid{grid-template-columns:1fr 1fr}
  }
  @media(max-width:680px){
    .menu{position:fixed;inset:74px 0 auto 0;flex-direction:column;align-items:stretch;background:var(--ink-2);padding:16px 24px 26px;gap:4px;border-bottom:1px solid rgba(255,255,255,.08);transform:translateY(-130%);transition:.35s;visibility:hidden}
    .menu.open{transform:none;visibility:visible}
    .menu a{padding:13px 12px;border-radius:10px}
    .menu .btn{margin:10px 0 0;justify-content:center}
    .burger{display:flex}
    .burger.x span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .burger.x span:nth-child(2){opacity:0}
    .burger.x span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
    .pgrid,.sgrid,.wgrid{grid-template-columns:1fr}
    .fgrid{grid-template-columns:1fr}
    section{padding:72px 0}
  }

  /* ---- ic sayfa / prose ek kurallari ---- */
  .subhero{background:radial-gradient(120% 120% at 80% -10%,#26303a 0%,var(--ink) 55%);color:#fff;padding:clamp(48px,7vw,90px) 0 clamp(40px,6vw,70px)}
  .subhero .eyebrow{color:var(--accent)}
  .subhero h1{color:#fff;font-size:clamp(2rem,5vw,3.2rem);margin:14px 0 0}
  .subhero p{color:#c2c9d2;max-width:680px;margin:18px 0 0;font-size:clamp(1rem,1.8vw,1.18rem)}
  .crumb{font-size:.85rem;color:var(--muted-d)}
  .crumb a{color:#d7dce2}.crumb a:hover{color:var(--accent)}
  .prose{max-width:760px}
  .prose h2{font-size:clamp(1.5rem,3vw,2rem);margin:38px 0 0}
  .prose h3{font-size:1.2rem;margin:26px 0 0}
  .prose p{color:#4a5159;margin-top:16px}
  .prose ul{margin:16px 0 0 0;padding-left:0;list-style:none;display:grid;gap:10px}
  .prose ul li{position:relative;padding-left:26px;color:#4a5159}
  .prose ul li::before{content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:3px;background:var(--accent)}
  .specbox{background:var(--stone);border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;margin-top:28px}
  .specbox h3{margin:0 0 6px}
  .specrow{display:flex;justify-content:space-between;gap:16px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:.95rem}
  .specrow:last-child{border-bottom:0}.specrow .k{color:var(--muted)}.specrow .v{font-weight:600;color:var(--ink);text-align:right}
  .related{margin-top:48px}
  .related h2{font-size:1.4rem;margin-bottom:18px}
  .chips{display:flex;flex-wrap:wrap;gap:10px}
  .chips a{display:inline-flex;align-items:center;gap:8px;background:var(--white);border:1px solid var(--line);border-radius:999px;padding:9px 16px;font-size:.9rem;font-weight:500;color:var(--ink);transition:.2s}
  .chips a:hover{border-color:var(--accent);color:var(--accent-d);transform:translateY(-2px)}
  .ctaband{background:var(--ink);color:#fff;border-radius:var(--radius);padding:clamp(28px,4vw,46px);margin-top:48px;display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
  .ctaband h3{color:#fff;font-size:1.5rem}
  .ctaband p{color:var(--muted-d);margin-top:6px;max-width:520px}
  .alink{display:inline-flex;align-items:center;gap:7px;color:var(--accent-d);font-weight:600;font-size:.92rem;margin-top:16px}
  .alink:hover{gap:11px}
  .pcard .alink{margin-top:14px}