:root{
  --bg:#ffffff;
  --soft:#f5f7fb;
  --soft2:#eef2f7;
  --text:#0b1324;
  --muted:#5b6475;
  --line:#e4e8f0;

  --brand:#0e1b3d;      /* logo lacivertine yakın */
  --brand2:#12306b;
  --ink:#0a1020;

  --ok:#0f766e;
  --err:#b91c1c;

  --shadow:0 18px 50px rgba(2,6,23,.08);
  --shadow2:0 10px 26px rgba(2,6,23,.06);
  --r:18px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color:var(--text);
  background:var(--bg);
}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 22px}

/* A11Y */
.skip-link{
  position:absolute;left:-9999px;top:12px;
  background:#fff;border:1px solid var(--line);
  padding:10px 14px;border-radius:12px;
  z-index:999999;
}
.skip-link:focus{left:22px}
:focus-visible{outline:3px solid rgba(14,27,61,.22); outline-offset:2px; border-radius:12px}

/* Header */
.topbar{
  background:rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
  position:sticky; top:0; z-index:100;
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  height:78px;
  position:relative;
}
.brand{
  display:flex;align-items:center;gap:12px;
  font-weight:850; letter-spacing:.2px;
}
.logo{
  width:44px;height:44px;border-radius:12px;
  background:#fff url("/assets/brand/logo.png") center/contain no-repeat;
  border:1px solid var(--line);
  box-shadow: var(--shadow2);
}
.brand span{font-size:15px}

.nav-links{
  display:flex;gap:26px;align-items:center;
}
.nav-links a{
  font-weight:650;
  color:var(--muted);
}
.nav-links a:hover{color:var(--brand)}
.nav-toggle{
  display:none;
  width:46px;height:46px;border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
  align-items:center;justify-content:center;
}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 18px;
  border-radius:12px;
  border:1px solid transparent;
  font-weight:800;
  cursor:pointer;
  transition:transform .06s ease, opacity .15s ease, border-color .15s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background: linear-gradient(135deg,var(--brand2),var(--brand));
  color:#fff;
  box-shadow: var(--shadow2);
}
.btn-primary:hover{opacity:.92}
.btn-ghost{
  background:#fff;
  border:1px solid var(--line);
  color:var(--brand);
}
.btn-ghost:hover{border-color: rgba(14,27,61,.25)}

/* Section rhythm */
.section{padding:86px 0}
.section.alt{background:linear-gradient(180deg,var(--soft),var(--bg))}
.section h2{
  margin:0 0 12px;
  font-size:36px;
  letter-spacing:-.6px;
  line-height:1.12;
  color:var(--ink);
}
.section p.sub{
  margin:0;
  color:var(--muted);
  line-height:1.75;
  max-width:80ch;
  font-size:16px;
}

/* Hero - canlı ama “aydınlık” */
.hero{
  padding:92px 0 72px;
  background:
    radial-gradient(900px 420px at 20% 20%, rgba(18,48,107,.08), transparent 60%),
    radial-gradient(900px 420px at 80% 30%, rgba(14,27,61,.06), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, #ffffff 55%, rgba(245,247,251,.9) 100%);
}
.hero-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:56px;
  align-items:start;
}

.kicker{
  display:inline-flex;
  align-items:center;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid rgba(14,27,61,.10);
  background:rgba(14,27,61,.05);
  color:var(--brand);
  font-weight:900;
  font-size:12px;
}
.h1{
  margin:16px 0 14px;
  font-size:52px;
  line-height:1.08;
  letter-spacing:-1px;
  color:var(--ink);
}
.lead{
  margin:0;
  color:var(--muted);
  line-height:1.85;
  font-size:18px;
  max-width:70ch;
}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}

/* Trust */
.trustrow{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
  margin-top:22px;
}
.trust{
  background:rgba(255,255,255,.85);
  border:1px solid var(--line);
  border-radius:18px;
  padding:14px;
  box-shadow: 0 10px 22px rgba(2,6,23,.04);
}
.trust b{display:block;font-size:14px;color:var(--ink)}
.trust span{display:block;color:var(--muted);font-size:12px;margin-top:6px;line-height:1.6}

/* Side panel */
.sidebox{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:18px;
  box-shadow: var(--shadow);
}
.sidebox h3{margin:0 0 10px;font-size:16px;color:var(--ink)}
.badges{display:flex;flex-wrap:wrap;gap:8px}
.badge{
  padding:8px 10px;border-radius:999px;
  background:linear-gradient(180deg, rgba(245,247,251,.9), #fff);
  border:1px solid var(--line);
  color:var(--muted);
  font-weight:800;
  font-size:12px;
}
.hr{height:1px;background:var(--line);margin:16px 0}
.quick{display:flex;flex-direction:column;gap:10px;color:var(--muted);font-size:13px}
.quick a{color:var(--brand);font-weight:900}
.quick a:hover{text-decoration:underline}

/* Cards */
.grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:34px;
  margin-top:36px;
}
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:18px;
  box-shadow: var(--shadow2);
}
.card h3{margin:0 0 10px;font-size:18px;color:var(--ink)}
.card p{margin:0;color:var(--muted);line-height:1.8;font-size:15px}
.icon{
  width:44px;height:44px;border-radius:14px;
  background:rgba(14,27,61,.06);
  border:1px solid rgba(14,27,61,.10);
  display:flex;align-items:center;justify-content:center;
  font-weight:900;color:var(--brand);
  margin-bottom:12px;
}

/* Precheck */
.precheck-wrap{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow: var(--shadow);
  padding:18px;
  margin-top:22px;
}
.wizard-top{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  flex-wrap:wrap;margin-bottom:10px;
}
.w-ind{display:flex;gap:8px;align-items:center}
.w-pill{
  padding:8px 10px;border-radius:999px;
  border:1px solid var(--line);
  background:#fff;color:var(--muted);
  font-weight:900;font-size:12px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field label{
  display:block;font-size:12px;font-weight:900;color:var(--muted);margin:6px 0;
}
.field input,.field select,.field textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px 12px;
  background:#fff;
  outline:none;
  font-size:14px;
}
.actions{
  display:flex;justify-content:space-between;gap:10px;margin-top:12px;flex-wrap:wrap;
}
.smallnote{color:var(--muted);font-size:12px;line-height:1.6;margin-top:10px}

/* Banner */
.banner{
  margin:0 0 12px 0;
  padding:12px 12px;
  border-radius:14px;
  font-weight:900;
  display:none;
}
.banner.ok{
  border:1px solid rgba(15,118,110,0.25);
  background: rgba(15,118,110,0.08);
  color: var(--ok);
}
.banner.err{
  border:1px solid rgba(185,28,28,0.25);
  background: rgba(185,28,28,0.08);
  color: var(--err);
}

/* Result box (yol haritası yerine “ilk aksiyonlar”) */
.resultbox{
  margin-top:14px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(245,247,251,.9), #fff);
  border-radius:18px;
  padding:14px;
  display:none;
}
.resultbox b{color:var(--ink)}
.resultbox ul{margin:10px 0 0;padding-left:18px;color:var(--muted);line-height:1.8}
.resultbox li{margin:6px 0}

/* Footer */
.footer{
  border-top:1px solid var(--line);
  padding:44px 0;
  background:#fff;
}
.footgrid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:start}
.foot p{margin:10px 0 0;color:var(--muted);line-height:1.75}
.foot b{display:block;margin-top:10px;color:var(--ink)}
.footlinks{display:flex;flex-direction:column;gap:10px}
.footlinks a{color:var(--muted);font-weight:800}
.footlinks a:hover{color:var(--brand);text-decoration:underline}
.copyright{margin-top:14px;color:var(--muted);font-size:12px}

/* Responsive */
@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr}
  .grid-3,.trustrow{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .nav-toggle{display:inline-flex}
  .nav-links{
    display:none;
    position:absolute;left:0;right:0;top:78px;
    background:#fff;
    border-bottom:1px solid var(--line);
    padding:14px 22px;
    flex-direction:column;align-items:flex-start;
    gap:14px;
  }
  .nav-links.nav-open{display:flex}
  .h1{font-size:40px}
}