:root{
  --navy:#0d2137;
  --navy-2:#122c47;
  --steel:#1d4e77;
  --accent:#c8952e;
  --accent-2:#e0ac42;
  --ink:#12202e;
  --muted:#5c6b7a;
  --paper:#ffffff;
  --paper-alt:#f4f6f8;
  --line:#e2e7ec;
  --radius:14px;
  --shadow:0 10px 30px rgba(13,33,55,.10);
}

*{box-sizing:border-box;margin:0;padding:0;}

html{scroll-behavior:smooth;}

body{
  font-family:'Segoe UI',-apple-system,BlinkMacSystemFont,'Helvetica Neue',Arial,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;}

a{color:var(--steel);text-decoration:none;}
a:hover{color:var(--accent);}

.wrap{max-width:1160px;margin:0 auto;padding:0 24px;}
.narrow{max-width:760px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:20px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--navy);}
.brand-mark{
  display:grid;place-items:center;
  width:42px;height:42px;border-radius:10px;
  background:linear-gradient(135deg,var(--navy),var(--steel));
  color:var(--accent-2);font-weight:700;font-size:.82rem;letter-spacing:.5px;
}
.brand-text{font-weight:700;font-size:.95rem;line-height:1.2;}
.brand-text small{font-weight:400;font-size:.78rem;color:var(--muted);}

.site-nav{display:flex;align-items:center;gap:26px;}
.site-nav a{font-size:.93rem;font-weight:500;color:var(--navy);}
.site-nav a:hover{color:var(--accent);}
.nav-cta{
  background:var(--navy);color:#fff !important;
  padding:10px 18px;border-radius:999px;font-weight:600 !important;
}
.nav-cta:hover{background:var(--steel);}
.lang-switch{border-left:1px solid var(--line);padding-left:18px;}
.lang{font-weight:700;font-size:.85rem;letter-spacing:.5px;}
.nav-toggle{display:none;background:none;border:0;font-size:1.6rem;color:var(--navy);cursor:pointer;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--navy);color:#fff;}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  background-color:var(--navy-2);
  opacity:.42;
  /* yer tutucu: fotoğraf gelince images/hero.jpg yüklenir */
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,33,55,.75),rgba(13,33,55,.92));
}
.hero-inner{position:relative;padding:110px 0 90px;}
.eyebrow{
  font-size:.8rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent-2);font-weight:700;margin-bottom:18px;
}
.hero h1{
  font-size:clamp(2rem,4.4vw,3.3rem);
  line-height:1.12;font-weight:700;max-width:820px;letter-spacing:-.5px;
}
.lead{margin-top:22px;max-width:640px;font-size:1.08rem;color:#d3dde7;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.btn{
  display:inline-block;padding:14px 26px;border-radius:999px;
  font-weight:600;font-size:.95rem;cursor:pointer;border:1px solid transparent;
  transition:all .2s ease;
}
.btn-primary{background:var(--accent);color:var(--navy) !important;}
.btn-primary:hover{background:var(--accent-2);transform:translateY(-2px);}
.btn-ghost{border-color:rgba(255,255,255,.45);color:#fff !important;}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.1);}
.hero-points{
  display:flex;flex-wrap:wrap;gap:10px 28px;list-style:none;
  margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18);
}
.hero-points li{font-size:.9rem;color:#c3d1de;position:relative;padding-left:20px;}
.hero-points li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:8px;height:8px;border-radius:50%;background:var(--accent);
}

/* ---------- Sections ---------- */
.section{padding:88px 0;}
.section-alt{background:var(--paper-alt);}
.section-dark{background:var(--navy);color:#fff;}
.section-dark .section-title{color:#fff;}
.section-title{
  font-size:clamp(1.5rem,2.6vw,2.1rem);
  font-weight:700;letter-spacing:-.3px;color:var(--navy);
}
.section-intro{margin-top:14px;max-width:680px;color:var(--muted);}
.section-dark .section-intro{color:#c3d1de;}

/* ---------- Grid & cards ---------- */
.grid{display:grid;gap:26px;margin-top:44px;}
.grid-3{grid-template-columns:repeat(3,1fr);}

.card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:transform .22s ease,box-shadow .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.card-img{
  height:170px;background-size:cover;background-position:center;
  background-color:var(--steel);
  /* yer tutucu görsel */
}
.card h3{font-size:1.06rem;margin:20px 22px 8px;color:var(--navy);}
.card p{margin:0 22px 22px;font-size:.93rem;color:var(--muted);}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-top:46px;}
.step{padding:26px 22px;border-radius:var(--radius);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);}
.step span{color:var(--accent-2);font-weight:700;font-size:1.5rem;letter-spacing:-1px;}
.step h3{font-size:1rem;margin:12px 0 8px;color:#fff;}
.step p{font-size:.9rem;color:#b9c8d6;}

/* ---------- Gallery ---------- */
.gallery{grid-template-columns:repeat(3,1fr);}
.gallery-item{
  height:230px;border-radius:var(--radius);
  background-size:cover;background-position:center;
  background-color:var(--steel);border:1px solid var(--line);
  transition:transform .22s ease;
}
.gallery-item:hover{transform:scale(1.02);}

/* ---------- About ---------- */
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px;}
.facts > div{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;text-align:center;
}
.facts strong{display:block;color:var(--navy);font-size:1rem;}
.facts span{display:block;font-size:.85rem;color:var(--muted);margin-top:4px;}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:44px;margin-top:44px;}
.contact-info h3{font-size:1.15rem;color:var(--navy);margin-bottom:6px;}
.muted{color:var(--muted);font-size:.92rem;}
.contact-list{list-style:none;margin-top:24px;display:grid;gap:14px;}
.contact-list li{display:grid;grid-template-columns:88px 1fr;align-items:baseline;gap:10px;font-size:.93rem;}
.contact-list span{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;font-weight:600;}
.note{margin-top:26px;padding:16px 18px;background:var(--paper-alt);border-left:3px solid var(--accent);border-radius:8px;font-size:.88rem;color:var(--muted);}

.contact-form{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;display:grid;gap:16px;box-shadow:var(--shadow);
}
.contact-form label{display:grid;gap:6px;font-size:.85rem;font-weight:600;color:var(--navy);}
.contact-form input,.contact-form textarea{
  font:inherit;font-size:.93rem;font-weight:400;
  padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  background:var(--paper-alt);color:var(--ink);transition:border-color .2s ease,background .2s ease;
}
.contact-form input:focus,.contact-form textarea:focus{
  outline:none;border-color:var(--steel);background:#fff;
}
.contact-form textarea{resize:vertical;}
.contact-form .btn{justify-self:start;margin-top:6px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#a9bccd;padding:56px 0 26px;margin-top:0;}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:26px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-inner strong{color:#fff;font-size:1rem;display:block;margin-bottom:6px;}
.footer-inner p{font-size:.88rem;}
.footer-inner a{color:#c3d1de;font-size:.88rem;}
.footer-inner a:hover{color:var(--accent-2);}
.footer-bottom{padding-top:22px;}
.footer-bottom p{font-size:.82rem;color:#7e93a6;}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .grid-3,.gallery,.steps{grid-template-columns:repeat(2,1fr);}
  .contact-grid{grid-template-columns:1fr;gap:34px;}
}
@media (max-width:720px){
  .nav-toggle{display:block;}
  .site-nav{
    position:absolute;top:74px;left:0;right:0;
    flex-direction:column;align-items:flex-start;gap:0;
    background:#fff;border-bottom:1px solid var(--line);
    padding:0 24px;max-height:0;overflow:hidden;transition:max-height .25s ease;
  }
  body.nav-open .site-nav{max-height:420px;padding:18px 24px;}
  .site-nav a{padding:12px 0;width:100%;border-bottom:1px solid var(--line);}
  .nav-cta{text-align:center;margin-top:12px;border:0 !important;}
  .lang-switch{border-left:0;padding-left:0;padding-top:12px;}
  .grid-3,.gallery,.steps,.facts{grid-template-columns:1fr;}
  .section{padding:64px 0;}
  .hero-inner{padding:80px 0 64px;}
  .contact-list li{grid-template-columns:1fr;gap:2px;}
}

/* ---------- Logo ---------- */
.brand-logo{height:46px;width:auto;display:block;}
@media (max-width:720px){.brand-logo{height:38px;}}

/* ---------- Hero ---------- */
.hero-bg{opacity:.55;background-position:center 35%;}

/* ---------- Fotoğraf oranı ---------- */
.card-img{height:200px;}
.gallery-item{height:250px;background-size:cover;}
.gallery-feature{
  grid-column:span 3;height:340px;border-radius:var(--radius);
  background-size:cover;background-position:center;
  background-color:var(--steel);border:1px solid var(--line);
}
@media (max-width:960px){.gallery-feature{grid-column:span 2;}}
@media (max-width:720px){.gallery-feature{grid-column:span 1;height:240px;}}
.card-img.fairing{background-position:center 40%;}