:root{
  --primary:#0b5ed7;
  --secondary:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --bg:#f8fbff;
  --border:#e5eefc;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Tahoma, Arial, sans-serif;
  direction:rtl;
  background:var(--bg);
  color:var(--text);
  line-height:1.9;
}
a{color:var(--primary); text-decoration:none}
a:hover{text-decoration:underline}

.container{
  width:min(1140px,92%);
  margin:auto;
}

header{
  background:#fff;
  border-bottom:1px solid var(--border);
  position:sticky;
  top:0;
  z-index:1000;
}

.navbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:12px 0;
  flex-wrap:wrap;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
}
.brand img{
  width:56px;height:56px;object-fit:contain;
}
.brand h1{
  font-size:20px;
  margin:0;
  color:var(--primary);
}
.brand span{
  display:block;
  font-size:12px;
  color:var(--muted);
}

.nav-links{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
.nav-links a{
  padding:8px 12px;
  border-radius:10px;
}
.nav-links a:hover{
  background:#eff6ff;
}

.hero{
  background:linear-gradient(135deg,#eff6ff 0%, #ffffff 100%);
  border-bottom:1px solid var(--border);
  padding:52px 0;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:28px;
  align-items:center;
}
.hero h2{
  font-size:34px;
  margin:0 0 14px;
  color:#0f172a;
}
.hero p{
  margin:0 0 20px;
  color:var(--muted);
  font-size:17px;
}
.cta-row{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:20px;
}
.btn{
  display:inline-block;
  padding:12px 18px;
  border-radius:12px;
  font-weight:bold;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
}
.btn-outline{
  border:1px solid var(--primary);
  color:var(--primary);
  background:#fff;
}
.hero img{
  width:100%;
  border-radius:18px;
  box-shadow:0 10px 30px rgba(15,23,42,.08);
}

.section{
  padding:52px 0;
}
.section h3{
  font-size:28px;
  margin:0 0 18px;
  color:#0f172a;
}
.cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:18px;
  padding:22px;
  box-shadow:0 8px 20px rgba(15,23,42,.03);
}
.card h4{
  margin:0 0 10px;
  font-size:20px;
}
.card p{margin:0;color:var(--muted)}

.two-col{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
  align-items:start;
}

.faq details{
  background:#fff;
  border:1px solid var(--border);
  border-radius:14px;
  padding:16px 18px;
  margin-bottom:12px;
}
.faq summary{
  cursor:pointer;
  font-weight:bold;
}

.contact-box{
  background:#fff;
  border:1px solid var(--border);
  border-radius:18px;
  padding:22px;
}

.footer{
  background:#0f172a;
  color:#cbd5e1;
  padding:28px 0;
  margin-top:20px;
}
.footer a{color:#fff}

@media (max-width: 900px){
  .hero-grid,.cards,.two-col{grid-template-columns:1fr}
  .hero h2{font-size:28px}
}
/* اضافه کن به ته فایل style.css */
.img-fluid {
    width: 100%;
    height: auto;
    border-radius: 18px;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}