@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;700&display=swap');

:root{
  --navy:#0b2d4d;
  --navy-2:#05324a;
  --muted:#6b7280;
  --bg:#f7f7f9;
  --card:#ffffff;
  --accent:#00b3ff;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family:'Vazirmatn',sans-serif;
  background:var(--bg);
  color:#162028;
  direction:rtl;
}

/* Header */
.main-header{
  background:linear-gradient(180deg,var(--navy),var(--navy-2));
  color:white;
  padding:14px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  position:sticky;
  top:0;
  z-index:100;
}
.logo{font-weight:700;font-size:1.45rem}
.nav-menu a{color:#fff;margin:0 10px;text-decoration:none;font-weight:600}
.nav-menu a:hover{color:var(--accent)}

/* Search */
.search-section{background:#eef6fb;padding:48px 20px;text-align:center;border-bottom:1px solid #e0e6ea}
.search-section h2{color:var(--navy);margin:0 0 18px;font-size:1.6rem}
.search-box{display:inline-flex;gap:8px;width:88%;max-width:820px}
.search-box input{flex:1;padding:12px;border-radius:8px;border:1px solid #d0d7de;font-size:1rem}
.search-box button{background:var(--navy);color:#fff;border:0;padding:12px 18px;border-radius:8px;cursor:pointer}
.search-box button:hover{background:var(--accent);color:#032033}

/* Sections */
.section{padding:44px 40px}
.section h3{color:var(--navy);margin:0 0 12px;font-size:1.25rem;border-right:5px solid var(--navy);padding-right:12px;display:inline-block}
.card-container{display:flex;flex-wrap:wrap;gap:20px;margin-top:20px;justify-content:center}

/* Card */
.card{width:300px;background:var(--card);border-radius:12px;overflow:hidden;box-shadow:0 8px 20px rgba(9,20,30,0.06);transition:transform .18s}
.card:hover{transform:translateY(-6px)}
.card img{width:100%;height:190px;object-fit:cover;display:block}
.card h4{margin:12px 14px 6px;color:var(--navy);font-size:1.05rem}
.card p{margin:0 14px 12px;color:var(--muted);font-size:0.95rem}
.card .card-btn{display:inline-block;margin:0 14px 18px;padding:8px 12px;background:var(--navy);color:#fff;border-radius:8px;text-decoration:none;font-weight:600}
.card .card-btn:hover{background:var(--accent);color:#032033}

/* Slider */
.slider{position:relative;max-width:1100px;margin:18px auto;border-radius:12px;overflow:hidden;box-shadow:0 8px 20px rgba(9,20,30,0.06)}
.slide{display:none;padding:0;margin:0}
.slide img{width:100%;height:380px;object-fit:cover;display:block}
.slide-caption{position:absolute;right:22px;bottom:22px;background:rgba(0,0,0,0.5);color:#fff;padding:10px 14px;border-radius:8px;max-width:60%}
.slide-caption strong{display:block;font-size:1.05rem}
.slide-caption span{display:block;font-size:0.9rem;color:#eaf4ff;margin-top:6px}

/* Footer */
.main-footer{background:linear-gradient(180deg,var(--navy-2),var(--navy));color:#fff;padding:36px 20px;margin-top:40px}
.footer-columns{display:flex;gap:40px;flex-wrap:wrap;justify-content:space-around}
.footer-col{max-width:260px}
.footer-col h4{color:var(--accent);margin-bottom:10px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col a{color:#dbefff;text-decoration:none;display:block;margin:8px 0}
.footer-col a:hover{color:#fff}
.social-icons{margin-top:8px;display:flex;gap:8px}
.social-icons img{width:26px;height:26px;filter:brightness(0) invert(1)}

/* Responsive */
@media (max-width:900px){
  .search-box{width:92%}
  .card{width:48%}
}
@media (max-width:640px){
  .nav-menu{display:none}
  .card{width:100%}
  .search-section h2{font-size:1.2rem}
  .slide img{height:220px}
}