@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --bg: #14171A;
  --bg-panel: #1B1F23;
  --bg-panel-alt: #23282D;
  --steel: #4A5560;
  --steel-light: #6C7680;
  --text: #EDEFF1;
  --text-muted: #9BA3AB;
  --accent: #B6FF3C;
  --accent-dim: rgba(182,255,60,0.14);
  --swiss: #D8443C;
  --border: rgba(255,255,255,0.09);
  --max: 1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:'Space Grotesk',sans-serif;
  font-weight:600;
  letter-spacing:-0.01em;
  line-height:1.15;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.mono{
  font-family:'IBM Plex Mono',monospace;
  letter-spacing:0.04em;
}
.wrap{max-width:var(--max);margin:0 auto;padding:0 32px}

/* ---------- Blueprint texture ---------- */
.blueprint{
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size:44px 44px;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(20,23,26,0.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:76px;
}
.logo{
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;
  font-size:19px;
  display:flex;align-items:center;gap:10px;
}
.logo .dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 10px var(--accent);
}
.logo-mark{
  width:27px;height:27px;flex-shrink:0;
}
footer .logo .logo-mark{width:24px;height:24px}
.logo .sub{
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--text-muted);
  font-weight:400;
  letter-spacing:0.12em;
  margin-left:2px;
}
nav.main-nav{display:flex;align-items:center;gap:38px}
nav.main-nav a{
  font-size:14px;font-weight:500;color:var(--text-muted);
  transition:color .2s;
  position:relative;
}
nav.main-nav a:hover, nav.main-nav a.active{color:var(--text)}
nav.main-nav a.active::after{
  content:'';position:absolute;left:0;right:0;bottom:-26px;height:2px;background:var(--accent);
}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;
  font-size:14px;font-weight:600;
  border-radius:3px;
  border:1px solid transparent;
  cursor:pointer;
  transition:all .2s;
}
.btn-primary{
  background:var(--accent);
  color:#0E1310;
}
.btn-primary:hover{background:#c9ff6a}
.btn-outline{
  border-color:var(--border);
  color:var(--text);
}
.btn-outline:hover{border-color:var(--steel-light)}
.menu-toggle{display:none;background:none;border:0;color:var(--text);font-size:24px;cursor:pointer}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:96px 0 110px;
  overflow:hidden;
  border-bottom:1px solid var(--border);
}
.hero .wrap{
  display:grid;
  grid-template-columns:1.05fr 0.95fr;
  gap:56px;
  align-items:center;
}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:12px;
  color:var(--accent);
  letter-spacing:0.14em;
  display:flex;align-items:center;gap:10px;
  margin-bottom:22px;
}
.eyebrow::before{content:'';width:22px;height:1px;background:var(--accent)}
.hero h1{
  font-size:52px;
  margin-bottom:22px;
}
.hero h1 .line2{color:var(--steel-light)}
.hero p.lede{
  font-size:17px;
  color:var(--text-muted);
  max-width:520px;
  margin-bottom:34px;
}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}

/* Scan visual */
.scan-panel{
  position:relative;
  background:var(--bg-panel);
  border:1px solid var(--border);
  border-radius:6px;
  height:420px;
  overflow:hidden;
}
.scan-panel .grid-bg{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size:28px 28px;
}
.oscilloscope{
  position:absolute;left:8%;right:8%;top:18%;bottom:26%;
}
.oscilloscope .baseline{
  stroke:var(--steel);
  stroke-width:1;
}
.oscilloscope .trace{
  fill:none;
  stroke:var(--accent);
  stroke-width:2;
  stroke-linejoin:round;
  stroke-linecap:round;
  filter:drop-shadow(0 0 5px var(--accent));
  stroke-dasharray:300;
  stroke-dashoffset:300;
  animation:reveal-trace 3.4s ease-in-out infinite;
}
.sweep-line{
  position:absolute;top:0;bottom:0;left:0;width:1px;
  background:rgba(182,255,60,0.6);
  box-shadow:0 0 8px rgba(182,255,60,0.5);
  animation:sweep-x 3.4s ease-in-out infinite;
}
.scan-tag{
  position:absolute;
  font-family:'IBM Plex Mono',monospace;
  font-size:9.5px;
  color:var(--text-muted);
  letter-spacing:0.04em;
  white-space:nowrap;
}
.scan-tag.ip{left:9%;top:14%}
.scan-tag.flaw{left:47%;top:14%;color:var(--accent);opacity:0;animation:label-in 3.4s ease-in-out infinite}
.scan-tag.bw{left:83%;top:14%}
.scan-panel .corner{
  position:absolute;width:16px;height:16px;
  border:1px solid var(--steel-light);
  opacity:0.6;
}
.corner.tl{top:16px;left:16px;border-right:0;border-bottom:0}
.corner.tr{top:16px;right:16px;border-left:0;border-bottom:0}
.corner.bl{bottom:16px;left:16px;border-right:0;border-top:0}
.corner.br{bottom:16px;right:16px;border-left:0;border-top:0}
.scan-panel .readout{
  position:absolute;bottom:18px;left:18px;right:18px;
  display:flex;justify-content:space-between;
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--text-muted);
  letter-spacing:0.06em;
}

@keyframes reveal-trace{
  0%,8%{stroke-dashoffset:300}
  60%,90%{stroke-dashoffset:0}
  100%{stroke-dashoffset:0}
}
@keyframes sweep-x{
  0%,8%{transform:translateX(0)}
  60%,90%{transform:translateX(100%)}
  100%{transform:translateX(100%)}
}
@keyframes label-in{
  0%,45%{opacity:0}
  62%,90%{opacity:1}
  100%{opacity:0}
}
@media (prefers-reduced-motion: reduce){
  .oscilloscope .trace, .sweep-line, .scan-tag.flaw{animation:none !important}
  .oscilloscope .trace{stroke-dashoffset:0}
  .sweep-line{opacity:0}
  .scan-tag.flaw{opacity:1}
}

/* ---------- Sections generic ---------- */
section{padding:88px 0}
.section-head{max-width:640px;margin-bottom:56px}
.section-head .eyebrow{margin-bottom:16px}
.section-head h2{font-size:34px;margin-bottom:14px}
.section-head p{color:var(--text-muted);font-size:16px}

/* Feature blocks */
.features{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--border);
  border:1px solid var(--border);
  border-radius:6px;
  overflow:hidden;
}
.feature{
  background:var(--bg-panel);
  padding:36px 30px;
}
.feature .num{
  font-family:'IBM Plex Mono',monospace;
  font-size:12px;color:var(--accent);
  margin-bottom:18px;display:block;
}
.feature h3{font-size:19px;margin-bottom:12px}
.feature p{color:var(--text-muted);font-size:14.5px}

/* Services grid (teaser + full) */
.services-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:16px;
}
.service-card{
  background:var(--bg-panel);
  border:1px solid var(--border);
  border-radius:6px;
  padding:28px 28px 26px;
  transition:border-color .2s;
}
.service-card:hover{border-color:var(--steel)}
.service-card .code{
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--accent);
  letter-spacing:0.1em;
  display:block;
  margin-bottom:14px;
}
.service-card h3{font-size:18px;margin-bottom:10px}
.service-card p{color:var(--text-muted);font-size:14.5px}
.service-card ul{
  margin-top:14px;
  list-style:none;
}
.service-card ul li{
  font-size:13.5px;
  color:var(--text-muted);
  padding-left:18px;
  position:relative;
  margin-bottom:6px;
}
.service-card ul li::before{
  content:'';
  position:absolute;left:0;top:7px;
  width:7px;height:7px;
  border:1px solid var(--accent);
  transform:rotate(45deg);
}

/* CTA band */
.cta-band{
  background:var(--bg-panel);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  text-align:center;
  padding:80px 0;
}
.cta-band h2{font-size:32px;margin-bottom:14px}
.cta-band p{color:var(--text-muted);max-width:480px;margin:0 auto 30px}

/* Footer */
footer{padding:48px 0;border-top:1px solid var(--border)}
footer .wrap{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;
}
footer .foot-links{display:flex;gap:28px}
footer a{color:var(--text-muted);font-size:13.5px}
footer a:hover{color:var(--text)}
footer .copy{font-size:12.5px;color:var(--steel-light);font-family:'IBM Plex Mono',monospace}

/* Page hero (inner pages) */
.page-hero{
  padding:70px 0 56px;
  border-bottom:1px solid var(--border);
}
.page-hero h1{font-size:42px;margin-bottom:14px}
.page-hero p{color:var(--text-muted);font-size:16px;max-width:560px}

/* About */
.about-grid{
  display:grid;grid-template-columns:1.3fr 1fr;gap:56px;
  align-items:start;
}
.about-grid p{color:var(--text-muted);margin-bottom:18px;font-size:15.5px}
.credentials{
  background:var(--bg-panel);
  border:1px solid var(--border);
  border-radius:6px;
  padding:28px;
}
.credentials h3{
  font-family:'IBM Plex Mono',monospace;
  font-size:12px;
  letter-spacing:0.1em;
  color:var(--accent);
  margin-bottom:18px;
  text-transform:uppercase;
}
.credentials ul{list-style:none}
.credentials li{
  padding:12px 0;
  border-top:1px solid var(--border);
  font-size:14px;
  color:var(--text-muted);
}
.credentials li:first-child{border-top:0}

/* Contact */
.contact-grid{
  display:grid;grid-template-columns:0.85fr 1.15fr;gap:56px;
}
.contact-info .item{margin-bottom:26px}
.contact-info .item .label{
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;color:var(--accent);
  letter-spacing:0.1em;display:block;margin-bottom:6px;
}
.contact-info .item .value{font-size:15.5px}
form.inquiry{
  background:var(--bg-panel);
  border:1px solid var(--border);
  border-radius:6px;
  padding:32px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.field{margin-bottom:16px}
.field label{
  display:block;font-size:12.5px;color:var(--text-muted);margin-bottom:7px;
  font-family:'IBM Plex Mono',monospace;letter-spacing:0.04em;
}
.field input, .field select, .field textarea{
  width:100%;
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:4px;
  padding:12px 14px;
  color:var(--text);
  font-family:'Inter',sans-serif;
  font-size:14.5px;
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none;border-color:var(--accent);
}
.field textarea{resize:vertical;min-height:110px}
.form-note{
  font-size:12.5px;color:var(--steel-light);margin-top:10px;
}

/* Responsive */
@media (max-width:900px){
  nav.main-nav{
    position:fixed;top:76px;left:0;right:0;bottom:0;
    background:var(--bg);
    flex-direction:column;
    padding:32px;
    gap:26px;
    align-items:flex-start;
    display:none;
    border-top:1px solid var(--border);
  }
  nav.main-nav.open{display:flex}
  .menu-toggle{display:block}
  .hero .wrap{grid-template-columns:1fr}
  .hero h1{font-size:38px}
  .scan-panel{height:280px}
  .features{grid-template-columns:1fr}
  .services-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .wrap{padding:0 20px}
  section{padding:60px 0}
}
/* Mobil Menü - Kesin Katman ve Arka Plan Düzeltmesi */
@media (max-width: 900px) {
  .site-header {
    background: #14171A !important; /* Başlığın arkasını tam siyah yapar */
    z-index: 99999 !important; /* En üst katmana alır */
    backdrop-filter: none !important; /* Şeffaflık yaratan cam efektini kapatır */
  }
  
  .menu-toggle {
    display: block !important;
    color: #B6FF3C !important; 
    z-index: 100000 !important;
  }

  nav.main-nav.open {
    display: flex !important;
    position: fixed !important;
    top: 76px;
    left: 0;
    right: 0;
    bottom: 0;
    height: 100vh !important;
    background-color: #14171A !important; /* Alttaki yazıları %100 örter */
    flex-direction: column;
    padding: 40px;
    z-index: 99998 !important;
  }
  
  nav.main-nav.open a {
    color: #FFFFFF !important;
    font-size: 20px !important;
    margin-bottom: 24px;
  }
}