:root{
  /* Brand */
  --brand:        #1c5a9c;   /* accent */
  --brand-dark:   #124372;
  --brand-soft:   rgba(28,90,156,.12);

  /* Dark surfaces */
  --ink:          #00112a;   /* en koyu zemin */
  --steel-900:    #001d3d;
  --steel-800:    #072a4d;
  --steel-700:    #123c63;
  --steel-500:    #5f7288;
  --steel-300:    #9aabbf;

  /* Light surfaces */
  --bg:           #f4f7fb;
  --card:         #ffffff;
  --line:         #e2e8f1;
  --text:         #16202c;
  --muted:        #5d6b7d;
  --white:        #ffffff;

  --radius:       14px;
  --shadow:       0 18px 44px rgba(14,22,32,.12);
  --shadow-sm:    0 6px 18px rgba(14,22,32,.08);
  --wrap:         1200px;
  --serif:        "Archivo", system-ui, sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Inter",-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--serif);font-weight:800;line-height:1.15;letter-spacing:-.01em;color:var(--steel-900)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--brand)}
section{padding:88px 0}
.section-head{max-width:720px;margin:0 auto 52px;text-align:center}
.section-head h2{font-size:clamp(1.8rem,3.4vw,2.6rem);margin:14px 0 12px;text-wrap:balance}
.section-head p{color:var(--muted);font-size:1.06rem}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:.95rem;padding:13px 26px;border-radius:10px;border:1.5px solid transparent;cursor:pointer;transition:.2s;font-family:inherit}
.btn-primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{background:#fff;color:var(--steel-900);border-color:#fff}
.btn-dark{background:var(--steel-900);color:#fff;border-color:var(--steel-900)}
.btn-dark:hover{background:var(--ink)}
.btn svg{width:18px;height:18px}

/* ---- header ---- */
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(0,0,0,.02)}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:88px}
.logo{display:flex;align-items:center;gap:11px;color:var(--steel-900);font-family:var(--serif);font-weight:800;font-size:1.32rem;letter-spacing:.02em}
.logo .logo-img{height:78px;width:auto;display:block}
.logo .mark{width:38px;height:38px;flex:none;border-radius:9px;background:linear-gradient(135deg,#1c5a9c,#00183c);display:flex;align-items:center;justify-content:center}
.logo .mark svg{width:22px;height:22px}
.logo b{font-weight:800}.logo span{color:var(--brand)}
.nav{display:flex;align-items:center;gap:6px}
.nav a{color:var(--steel-700);font-size:.93rem;font-weight:600;padding:9px 14px;border-radius:8px;transition:.15s}
.nav a:hover,.nav a.on{color:var(--brand);background:var(--bg)}
.nav .btn{margin-left:12px;padding:10px 20px}
.burger{display:none;background:none;border:none;color:var(--steel-900);cursor:pointer}
.burger svg{width:28px;height:28px}

/* ---- hero ---- */
.hero{position:relative;background:
   radial-gradient(1200px 500px at 80% -10%,rgba(43,108,176,.20),transparent 60%),
   linear-gradient(160deg,var(--ink) 0%,var(--steel-800) 60%,var(--steel-700) 100%);
   color:#fff;overflow:hidden;padding:96px 0 104px}
.hero::after{content:"";position:absolute;inset:0;background-image:
   linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
   linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
   background-size:44px 44px;mask-image:linear-gradient(180deg,#000,transparent 80%);pointer-events:none}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero h1{color:#fff;font-size:clamp(2.3rem,5vw,3.9rem);margin:18px 0 20px;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero p.lead{color:var(--steel-300);font-size:1.16rem;max-width:52ch;margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:34px;margin-top:44px;flex-wrap:wrap}
.hero-stats .s b{display:block;font-family:var(--serif);font-size:2rem;color:#fff;font-weight:800}
.hero-stats .s span{font-size:.85rem;color:var(--steel-300)}
.hero-visual{position:relative}
.hero-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:26px;backdrop-filter:blur(6px)}
.hero-card h4{color:#fff;font-size:1.05rem;margin-bottom:16px}
.hero-card .row{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.08);font-size:.92rem}
.hero-card .row:last-child{border:none}
.hero-card .row span{color:var(--steel-300)}
.hero-card .row b{color:#fff}

/* ---- trust strip ---- */
.trust{background:var(--steel-900);padding:26px 0}
.trust .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.trust .t{display:flex;align-items:center;gap:12px;color:var(--steel-300);font-size:.92rem;font-weight:600}
.trust .t svg{width:26px;height:26px;color:var(--brand);flex:none}

/* ---- product grid ---- */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pcard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.22s;display:flex;flex-direction:column}
.pcard:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:var(--brand)}
.pcard .thumb{aspect-ratio:16/9;background:linear-gradient(135deg,var(--steel-700),var(--steel-900));position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}
.pcard .thumb svg{width:64px;height:64px;color:rgba(255,255,255,.28)}
.pcard .thumb .ph{position:absolute;bottom:10px;right:12px;font-size:.68rem;color:rgba(255,255,255,.4);letter-spacing:.05em}
.pcard .body{padding:22px;flex:1;display:flex;flex-direction:column}
.pcard h3{font-size:1.16rem;margin-bottom:8px}
.pcard p{color:var(--muted);font-size:.93rem;flex:1}
.pcard .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.pcard .tags span{font-size:.74rem;font-weight:600;color:var(--steel-700);background:var(--bg);border:1px solid var(--line);padding:4px 9px;border-radius:6px}
.pcard .more{margin-top:16px;color:var(--brand);font-weight:700;font-size:.9rem;display:inline-flex;align-items:center;gap:6px}

/* ---- features ---- */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.feat .ic{width:54px;height:54px;border-radius:12px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.feat .ic svg{width:28px;height:28px}
.feat h3{font-size:1.2rem;margin-bottom:9px}
.feat p{color:var(--muted);font-size:.95rem}

/* ---- section variants ---- */
.soft{background:var(--card)}
.dark{background:linear-gradient(160deg,var(--ink),var(--steel-800));color:#fff}
.dark h2{color:#fff}.dark .section-head p{color:var(--steel-300)}

/* ---- cta band ---- */
.cta-band{background:linear-gradient(120deg,var(--steel-900),var(--steel-700));color:#fff;border-radius:20px;padding:56px;text-align:center;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;background:radial-gradient(circle,rgba(120,120,132,.18),transparent 70%);border-radius:50%}
.cta-band h2{color:#fff;font-size:clamp(1.7rem,3vw,2.4rem);margin-bottom:14px;position:relative}
.cta-band p{color:var(--steel-300);max-width:56ch;margin:0 auto 28px;position:relative}
.cta-band .btn{position:relative}

/* ---- spec table ---- */
.spec-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
table.spec{width:100%;border-collapse:collapse;min-width:640px}
table.spec th,table.spec td{padding:14px 18px;text-align:left;font-size:.92rem;border-bottom:1px solid var(--line)}
table.spec thead th{background:var(--steel-900);color:#fff;font-family:var(--serif);font-weight:700;letter-spacing:.02em}
table.spec tbody tr:hover{background:var(--bg)}
table.spec td:first-child{font-weight:700;color:var(--steel-900)}

/* ---- page hero (inner) ---- */
.phero{background:linear-gradient(160deg,var(--ink),var(--steel-800));color:#fff;padding:70px 0 60px}
.phero .crumb{color:var(--steel-300);font-size:.85rem;margin-bottom:14px}
.phero .crumb a:hover{color:#fff}
.phero h1{color:#fff;font-size:clamp(2rem,4vw,3rem)}
.phero p{color:var(--steel-300);max-width:60ch;margin-top:14px;font-size:1.08rem}

/* ---- about ---- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-grid .visual{aspect-ratio:4/3;border-radius:var(--radius);background:linear-gradient(135deg,var(--steel-700),var(--steel-900));display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.25)}
.about-grid .visual svg{width:96px;height:96px}
.prose p{color:var(--muted);margin-bottom:16px}
.prose h3{margin:22px 0 10px}
.statrow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:20px}
.statrow .s{text-align:center;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px 12px}
.statrow .s b{display:block;font-family:var(--serif);font-size:2.1rem;color:var(--brand)}
.statrow .s span{font-size:.82rem;color:var(--muted)}

/* ---- contact ---- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.form label{display:block;font-size:.85rem;font-weight:600;margin:0 0 6px;color:var(--steel-900)}
.form .fld{margin-bottom:16px}
.form input,.form textarea,.form select{width:100%;border:1.5px solid var(--line);border-radius:9px;padding:12px 14px;font:inherit;font-size:.95rem;background:var(--card);transition:.15s}
.form input:focus,.form textarea:focus,.form select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.form textarea{min-height:120px;resize:vertical}
.cinfo .item{display:flex;gap:14px;margin-bottom:22px}
.cinfo .item .ic{width:44px;height:44px;flex:none;border-radius:10px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center}
.cinfo .item .ic svg{width:22px;height:22px}
.cinfo .item b{display:block;color:var(--steel-900)}
.cinfo .item span{color:var(--muted);font-size:.93rem}

/* ---- footer ---- */
footer{background:var(--ink);color:var(--steel-300);padding:64px 0 28px}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px}
footer .logo{margin-bottom:16px}
footer .logo .logo-img{height:50px}
footer .footer-logo .logo-img{height:120px;background:none;padding:0}
footer p.desc{font-size:.92rem;max-width:38ch}
footer h5{color:#fff;font-family:var(--serif);font-size:.95rem;margin-bottom:16px;letter-spacing:.02em}
footer ul{list-style:none}
footer ul li{margin-bottom:10px}
footer ul a{font-size:.9rem;transition:.15s}
footer ul a:hover{color:var(--brand)}
.fbottom{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.85rem}

/* ---- responsive ---- */
@media(max-width:940px){
  .hero .wrap,.about-grid,.contact-grid{grid-template-columns:1fr}
  .hero-visual{display:none}
  .pgrid,.feats{grid-template-columns:repeat(2,1fr)}
  .fgrid{grid-template-columns:1fr 1fr}
  .statrow{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:640px){
  section{padding:60px 0}
  .nav{position:fixed;inset:88px 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;padding:16px;gap:4px;display:none;border-bottom:1px solid var(--line);box-shadow:0 12px 24px rgba(0,0,0,.08)}
  .nav.open{display:flex}
  .nav .btn{margin:8px 0 0}
  .burger{display:block}
  .pgrid,.feats,.fgrid,.statrow{grid-template-columns:1fr}
  .cta-band{padding:36px 24px}
}

/* Media */
.pcard .thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.pcard:hover .thumb img{transform:scale(1.045)}
.about-grid .visual{overflow:hidden}
.about-grid .visual img{width:100%;height:100%;object-fit:cover;display:block}

/* CTA banner */
.cta-banner{display:block;position:relative;border-radius:20px;overflow:hidden;line-height:0;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease}
.cta-banner:hover{transform:translateY(-3px);box-shadow:0 18px 44px -18px rgba(10,22,40,.55)}
.cta-banner img{width:100%;height:auto;display:block}
.cta-banner .cta-btn{position:absolute;right:4.5%;bottom:10%;display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:#fff;font-weight:700;font-size:1rem;line-height:1;padding:16px 30px;border-radius:10px;box-shadow:0 10px 26px -10px rgba(0,0,0,.6);white-space:nowrap}
.cta-banner:hover .cta-btn{filter:brightness(1.08)}
@media(max-width:860px){.cta-banner .cta-btn{position:static;display:flex;justify-content:center;margin:14px auto 0;border-radius:0 0 20px 20px;padding:15px 20px}
  .cta-banner{line-height:normal}}

/* Header button contrast */
.nav .btn-primary,.nav .btn-primary:hover,.nav .btn-primary:focus{color:#fff}
.nav .btn-dark,.nav .btn-dark:hover{color:#fff}

/* ===== MOBİL DOKUNMA HEDEFLERİ (2026-09-09 denetimi) =====
   Playwright 390px ölçümü: footer ve liste bağlantıları 17-25px yükseklikteydi.
   Görsel tasarım korunur; yalnızca dokunulabilir alan 44px'e çıkar. */
@media (max-width: 900px) {
  footer a,
  footer li > a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
  }
}