:root{
  --bg: #f6f7fb;
  --bg2:#eef2ff;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#475569;
  --muted2:#64748b;
  --line:#e5e7eb;

  --accent:#3b82f6;
  --accent2:#22c55e;

  --shadow: 0 18px 45px rgba(15, 23, 42, .10);
  --shadow2: 0 10px 25px rgba(15, 23, 42, .08);

  --radius: 18px;
  --radius2: 14px;
  --max: 1120px;
}

*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }
body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color: var(--text);
  line-height: 1.65;
  background:
    radial-gradient(1200px 700px at 15% -10%, rgba(59,130,246,.18), transparent 60%),
    radial-gradient(900px 600px at 90% 0%, rgba(34,197,94,.14), transparent 55%),
    linear-gradient(180deg, var(--bg), #ffffff 55%, var(--bg));
}

a{ color: inherit; text-decoration:none; }
.container{ max-width: var(--max); margin: 0 auto; padding: 0 18px; }

/* TOPBAR */
.topbar{
  position: sticky;
  top:0;
  z-index: 50;
  background: rgba(10, 10, 10, .92); /* navbar siyah kalsın */
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 12px 0;
  gap: 12px;
}
.brand{
  display:flex;
  align-items:center;
  gap: 12px;
}
.brand img{
  height: 34px;
  width:auto;
  display:block;
  filter: drop-shadow(0 6px 16px rgba(0,0,0,.35));
}

.menu{
  display:flex;
  align-items:center;
  gap: 10px;
  flex-wrap: wrap;
}
.menu a{
  color: rgba(255,255,255,.72);
  padding: 8px 12px;
  border-radius: 999px;
  transition: .15s ease;
  font-weight: 600;
  font-size: 14px;
}
.menu a:hover{
  color: #fff;
  background: rgba(255,255,255,.10);
}
.menu a.active{
  color: #0b1020;
  background: linear-gradient(135deg, rgba(255,255,255,.95), rgba(255,255,255,.80));
  box-shadow: 0 10px 25px rgba(0,0,0,.25);
}

/* HERO */
.hero{
  padding: 30px 0 18px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.35fr .65fr;
  gap: 16px;
}
@media (max-width: 920px){
  .hero-grid{ grid-template-columns:1fr; }
}

.card{
  background: var(--card);
  border: 1px solid rgba(15, 23, 42, .08);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-left{
  padding: 22px;
  position: relative;
  overflow: hidden;
}

/* hero görselini "varsa" çok hafif arka plana ver */
.hero-left::after{
  content:"";
  position:absolute;
  inset:-40px -40px -40px 50%;
  background: url("/assets/img/hero-1600x900.jpg") center/cover no-repeat;
  opacity: .10;
  filter: blur(1px);
  transform: rotate(-2deg);
  pointer-events:none;
  border-radius: 32px;
}
@media (max-width: 920px){
  .hero-left::after{ inset: 40% -40px -40px -40px; opacity:.08; }
}

.kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(59,130,246,.10);
  border: 1px solid rgba(59,130,246,.18);
  color: var(--text);
  font-size: 13px;
  font-weight: 650;
}
.dot{
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(59,130,246,.14);
}

.h1{
  margin: 14px 0 10px;
  font-size: 44px;
  line-height: 1.08;
  letter-spacing: -0.6px;
}
@media (max-width: 520px){
  .h1{ font-size: 32px; }
}
.lead{
  color: var(--muted);
  font-size: 16px;
  margin: 0 0 14px;
  position: relative;
  z-index: 1;
}
.hero-left .kicker,
.hero-left .h1,
.hero-left .cta-row,
.hero-left .small{
  position: relative;
  z-index: 1;
}

/* BUTTONS */
.cta-row{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 11px 14px;
  border-radius: 14px;
  border: 1px solid rgba(15,23,42,.12);
  background: rgba(255,255,255,.65);
  color: var(--text);
  font-weight: 750;
  font-size: 14px;
  box-shadow: var(--shadow2);
  transition: transform .12s ease, box-shadow .12s ease;
}
.btn:hover{
  transform: translateY(-1px);
  box-shadow: 0 16px 35px rgba(15,23,42,.12);
}
.btn.primary{
  border: 0;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), rgba(34,197,94,.95));
}
.btn.ghost{
  background: transparent;
  border: 1px solid rgba(15,23,42,.14);
  color: var(--muted);
  box-shadow: none;
}
.btn.ghost:hover{
  background: rgba(59,130,246,.08);
  color: var(--text);
}

/* small note */
.small{
  font-size: 12.5px;
  color: var(--muted2);
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed rgba(15,23,42,.12);
}
code{
  background: rgba(15,23,42,.06);
  border: 1px solid rgba(15,23,42,.10);
  padding: 2px 6px;
  border-radius: 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono";
  font-size: 12px;
}

/* HERO RIGHT */
.hero-right{
  padding: 16px;
}
.tile{
  padding: 14px 14px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(59,130,246,.06), rgba(34,197,94,.04));
  border: 1px solid rgba(15,23,42,.10);
  box-shadow: 0 10px 24px rgba(15,23,42,.06);
  margin-bottom: 12px;
}
.tile h3{
  margin: 0 0 6px;
  font-size: 14px;
  letter-spacing: -.2px;
}
.tile p{
  margin: 0;
  color: var(--muted);
  font-size: 13.5px;
}

/* SECTION */
.section{ padding: 18px 0; }
.section h2{
  margin: 0 0 12px;
  font-size: 22px;
  letter-spacing: -.2px;
}

.grid3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
@media (max-width: 920px){
  .grid3{ grid-template-columns: 1fr; }
}

.feature{
  padding: 16px;
  border-radius: var(--radius2);
  background: #fff;
  border: 1px solid rgba(15,23,42,.08);
  box-shadow: 0 10px 25px rgba(15,23,42,.06);
}
.feature b{
  display:block;
  margin-bottom: 6px;
  font-size: 14.5px;
}
.feature span{
  color: var(--muted);
  font-size: 14px;
}

/* HR */
.hr{
  height: 1px;
  background: rgba(15,23,42,.10);
  margin: 18px 0;
}

/* FAQ */
.faq details{
  background: #fff;
  border: 1px solid rgba(15,23,42,.10);
  border-radius: 16px;
  padding: 12px 14px;
  margin-bottom: 10px;
  box-shadow: 0 10px 22px rgba(15,23,42,.05);
}
.faq summary{
  cursor:pointer;
  font-weight: 800;
  letter-spacing: -.2px;
}
.faq p{
  margin: 10px 0 0;
  color: var(--muted);
}

/* FOOTER */
.footer{
  padding: 28px 0 40px;
  margin-top: 20px;
  border-top: 1px solid rgba(15,23,42,.08);
  color: var(--muted2);
}
.footer a{ color: var(--text); font-weight:700; }
.badges{ display:flex; gap:10px; flex-wrap:wrap; margin-top:10px; }
.badge{
  font-size: 12px;
  color: var(--muted);
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(15,23,42,.12);
  background: rgba(255,255,255,.75);
}