:root{
  --bg:#ffffff;
  --ink:#111111;
  --muted:#555555;
  --line:#e8e8e8;
  --btn:#111111;
  --btn-ink:#ffffff;
  --wa:#1faa55;
  --radius:14px;
  --max:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.65}
[dir="rtl"] body, [dir="rtl"]{letter-spacing:0}
a{color:inherit}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
/* Header */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:16px;height:86px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:800}
.brand img{height:69px;width:auto;background:#fff}
.nav{margin-left:auto;display:flex;gap:18px;align-items:center}
.nav a{text-decoration:none;font-weight:600;font-size:15px}
.btn{display:inline-block;background:var(--btn);color:var(--btn-ink);padding:12px 20px;border-radius:999px;text-decoration:none;font-weight:700;border:1px solid #111}
.btn.outline{background:#fff;color:#111}
.lang-switch{display:flex;border:1px solid #111;border-radius:999px;overflow:hidden}
.lang-switch button{border:0;background:#fff;padding:8px 12px;font-weight:700;cursor:pointer}
.lang-switch button.active{background:#111;color:#fff}
.burger{display:none;margin-left:8px;font-size:26px;background:none;border:1px solid #111;border-radius:10px;padding:2px 10px;cursor:pointer}
/* Hero gorsel (16:9 tam genislik + mobil versiyon) */
.hero-media{width:100%;overflow:hidden}
.hero-media img{width:100%;height:auto;display:block}
/* Hero */
.hero{padding:64px 0 36px;border-bottom:1px solid var(--line)}
.hero h1{font-size:clamp(28px,4.4vw,52px);line-height:1.15;margin:0 0 14px}
.hero p.lead{font-size:clamp(16px,2vw,20px);color:var(--muted);max-width:820px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px;font-size:13px;color:#333}
.badges span{border:1px solid var(--line);border-radius:999px;padding:6px 12px;background:#fafafa}
/* Sections */
section{padding:56px 0}
.sec-title{font-size:clamp(22px,3vw,34px);margin:0 0 8px}
.sec-sub{color:var(--muted);margin:0 0 26px;max-width:860px}
.grid4{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:#fff}
.card h3{margin:0 0 10px;font-size:20px}
.card ul{margin:0;padding-left:18px}
[dir="rtl"] .card ul{padding-left:0;padding-right:18px}
.card li{margin:6px 0;font-size:15px}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.founder{background:#fafafa;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.founder blockquote{font-size:clamp(17px,2.2vw,22px);margin:0 0 14px}
.founder cite{font-style:normal;font-weight:700}
/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.info-box{border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.map-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-height:340px}
.map-wrap iframe{width:100%;height:100%;min-height:340px;border:0;display:block}
/* Footer */
footer{border-top:1px solid var(--line);padding:26px 0;color:#333;font-size:14px}
/* WhatsApp float */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;background:var(--wa);color:#fff;width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;text-decoration:none;font-size:30px;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.wa-label{position:fixed;right:86px;bottom:30px;z-index:60;background:#111;color:#fff;font-size:13px;padding:8px 12px;border-radius:999px}
/* Accordion (hizmet kartlari) */
.grid4 .card h3{cursor:pointer;display:flex;align-items:center;gap:10px;user-select:none}
.grid4 .card h3::after{content:'▾';margin-inline-start:auto;font-size:16px;color:var(--muted);flex-shrink:0}
.grid4 .card:not(.open) h3::after{content:'▸'}
.grid4 .card:not(.open) ul{display:none}
/* Iletisim formu */
.form-box{border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-top:20px;background:#fff}
.form-box h3{margin:0 0 14px;font-size:20px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-box label{display:block;font-weight:600;font-size:14px;margin-bottom:12px}
.form-box input,.form-box select,.form-box textarea{width:100%;margin-top:6px;padding:11px 12px;border:1px solid var(--line);border-radius:10px;font:inherit;font-weight:400;background:#fff;color:var(--ink)}
.form-box textarea{resize:vertical}
.form-box button{cursor:pointer;font-size:15px;font-family:inherit}
.form-note{font-size:13px;color:var(--muted);margin:10px 0 0}
/* Mobile */
@media(max-width:900px){
  .grid4,.pillars,.contact-grid{grid-template-columns:1fr}
  .nav{display:none;position:absolute;top:86px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:14px 20px 20px;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .burger{display:block}
  .form-grid{grid-template-columns:1fr}
  .wa-label{display:none}
}