:root{
  --bg:#ffffff;
  --fg:#0f172a;
  --muted:#64748b;
  --card:#f8fafc;
  --border:#e2e8f0;
  --accent:#f97316;   /* turuncu */
  --accent2:#06b6d4;  /* cyan */
  --radius:18px;
  --max:1160px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--fg);
  line-height:1.65;
}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 18px}

.topbar{
  background:linear-gradient(90deg, rgba(249,115,22,.10), rgba(6,182,212,.10));
  border-bottom:1px solid var(--border);
  font-size:14px;
  color:var(--muted);
}
.topbar .row{display:flex;gap:12px;justify-content:space-between;align-items:center;padding:10px 0;flex-wrap:wrap}

header.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav{
  display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;
  padding:12px 0;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.2px}
.brand img{width:34px;height:34px}
.menu{display:flex;gap:10px;flex-wrap:wrap}
.menu a{padding:8px 10px;border-radius:999px;color:var(--muted);font-weight:800}
.menu a:hover{background:var(--card);color:var(--fg)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 14px;border-radius:999px;border:1px solid var(--border);
  background:#fff;font-weight:900;
}
.btn.primary{
  border-color:transparent;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;
}
.btn:focus{outline:3px solid rgba(6,182,212,.25);outline-offset:2px}

main{padding:26px 0 70px}
.panel{
  border:1px solid var(--border);
  background:var(--card);
  border-radius:var(--radius);
  padding:22px;
}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:980px){.grid{grid-template-columns:1fr}}

.card{
  border:1px solid var(--border);
  background:#fff;border-radius:var(--radius);padding:18px;
}
.muted{color:var(--muted)}
h1{margin:10px 0 10px;font-size:40px;line-height:1.15}
@media(max-width:600px){h1{font-size:32px}}
h2{margin:0 0 10px;font-size:26px}
h3{margin:0 0 8px;font-size:18px}

.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:16px;align-items:stretch}
@media(max-width:980px){.hero{grid-template-columns:1fr}}

.slider{
  position:relative;border-radius:var(--radius);
  overflow:hidden;border:1px solid var(--border);
  background:#000;
}
.slide{
  display:none;position:relative;min-height:340px;
}
.slide.active{display:block}
.slide img{
  width:100%;height:340px;object-fit:cover;display:block;
  filter:saturate(1.02);
}
.slide .overlay{
  position:absolute;inset:0;
  background:linear-gradient(90deg, rgba(15,23,42,.72), rgba(15,23,42,.08));
  display:flex;align-items:flex-end;
}
.slide .content{
  padding:18px;color:#fff;max-width:720px;
}
.badge{
  display:inline-flex;gap:8px;align-items:center;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
  padding:8px 10px;border-radius:999px;font-weight:900;font-size:13px;
}
.controls{
  position:absolute;right:10px;bottom:10px;display:flex;gap:8px;
}
.dot{
  width:10px;height:10px;border-radius:999px;
  background:rgba(255,255,255,.35);border:1px solid rgba(255,255,255,.35);
  cursor:pointer;
}
.dot.active{background:#fff}

.faq details{
  border:1px solid var(--border);
  background:#fff;border-radius:var(--radius);
  padding:14px 16px;
}
.faq details+details{margin-top:10px}
summary{cursor:pointer;font-weight:900}
summary::-webkit-details-marker{display:none}

footer{
  border-top:1px solid var(--border);
  padding:22px 0;color:var(--muted);
}
.foot{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
hr.brandline{
  border:0;border-top:1px solid var(--border);
  margin:18px 0;
  background:linear-gradient(90deg,var(--accent),var(--accent2));
  height:0;
}