:root{
  --navy-950:#050d1c;
  --navy-900:#0a1e3d;
  --navy-800:#0d2a52;
  --navy-700:#123a6b;
  --gold-500:#d4af37;
  --gold-400:#e8c968;
  --white:#ffffff;
  --off-white:#f4f6f9;
  --gray-600:#5a6472;
  --radius:10px;
  --maxw:1180px;
  --shadow:0 10px 30px rgba(5,13,28,.12);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--navy-900);
  background:var(--off-white);
  line-height:1.65;
}
body.rtl{font-family:'Vazirmatn',Tahoma,sans-serif;direction:rtl;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.25;}
p{margin:0 0 1em;}
section{padding:80px 0;}
.eyebrow{
  color:var(--gold-500);
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
  font-size:.85rem;
  margin-bottom:10px;
  display:block;
}
.section-head{max-width:720px;margin:0 auto 48px;text-align:center;}
.section-head h2{font-size:2.1rem;}
.section-head p{color:var(--gray-600);font-size:1.05rem;}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:.95rem;
  border:2px solid transparent;cursor:pointer;transition:.2s;
}
.btn-gold{background:var(--gold-500);color:var(--navy-950);}
.btn-gold:hover{background:var(--gold-400);}
.btn-outline{border-color:rgba(255,255,255,.5);color:var(--white);}
.btn-outline:hover{border-color:var(--white);background:rgba(255,255,255,.08);}
.btn-navy{background:var(--navy-900);color:var(--white);}
.btn-navy:hover{background:var(--navy-800);}

/* Header */
header{
  position:sticky;top:0;z-index:100;
  background:var(--navy-900);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 0;}
.brand{display:flex;align-items:center;gap:12px;}
.brand img{height:44px;width:auto;}
nav.main-nav{display:flex;align-items:center;gap:32px;}
nav.main-nav a{color:var(--off-white);font-weight:600;font-size:.95rem;opacity:.9;}
nav.main-nav a:hover{opacity:1;color:var(--gold-400);}
.header-actions{display:flex;align-items:center;gap:14px;}
.lang-switch{
  display:flex;gap:6px;border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:4px;
}
.lang-switch a{padding:5px 12px;border-radius:999px;font-size:.8rem;font-weight:700;color:rgba(255,255,255,.7);}
.lang-switch a.active{background:var(--gold-500);color:var(--navy-950);}
.menu-toggle{display:none;background:none;border:none;color:var(--white);font-size:1.6rem;cursor:pointer;}

@media (max-width:900px){
  nav.main-nav{
    position:absolute;top:100%;left:0;right:0;background:var(--navy-900);
    flex-direction:column;align-items:flex-start;padding:20px 24px;gap:16px;
    display:none;border-bottom:1px solid rgba(255,255,255,.1);
  }
  nav.main-nav.open{display:flex;}
  .menu-toggle{display:block;}
}

/* Hero */
.hero{
  position:relative;color:var(--white);
  padding:120px 0 100px;
}
.hero-inner{max-width:640px;}
.hero h1{font-size:2.8rem;font-weight:800;}
.hero h1 span{color:var(--gold-400);}
.hero p{font-size:1.15rem;color:rgba(255,255,255,.85);}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap;margin-top:28px;}

/* Trust bar */
.trustbar{background:var(--navy-950);padding:28px 0;}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center;}
.trust-grid div{color:var(--white);}
.trust-grid .ic{font-size:1.6rem;margin-bottom:6px;}
.trust-grid .lbl{font-size:.85rem;color:rgba(255,255,255,.7);font-weight:600;}
@media (max-width:800px){.trust-grid{grid-template-columns:repeat(2,1fr);}}

/* About */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;}
.about-copy p{color:var(--gray-600);font-size:1.05rem;}
.stat-row{display:flex;gap:36px;margin-top:28px;}
.stat-row .num{font-size:2rem;font-weight:800;color:var(--navy-900);}
.stat-row .num span{color:var(--gold-500);}
.stat-row .lbl{font-size:.85rem;color:var(--gray-600);font-weight:600;}
.pillars{display:grid;gap:18px;}
.pillar-card{
  background:var(--white);border:1px solid #e7e9ee;border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow);
}
.pillar-card h4{color:var(--navy-900);font-size:1.05rem;}
.pillar-card p{margin:0;color:var(--gray-600);font-size:.95rem;}
@media (max-width:900px){.about-grid{grid-template-columns:1fr;}}

/* Services */
.services{background:var(--navy-950);color:var(--white);}
.services .section-head h2{color:var(--white);}
.services .section-head p{color:rgba(255,255,255,.65);}
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.svc-card{
  background:var(--navy-900);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);padding:26px 22px;transition:.2s;
}
.svc-card:hover{border-color:var(--gold-500);transform:translateY(-4px);}
.svc-card.core-svc{border-color:var(--gold-500);position:relative;}
.core-badge{
  position:absolute;top:-11px;left:22px;background:var(--gold-500);color:var(--navy-950);
  font-size:.7rem;font-weight:800;padding:3px 10px;border-radius:999px;letter-spacing:.03em;
}
body.rtl .core-badge{left:auto;right:22px;}
.svc-card .ic{font-size:1.8rem;margin-bottom:12px;}
.svc-card h4{font-size:1.05rem;color:var(--gold-400);}
.svc-card p{font-size:.9rem;color:rgba(255,255,255,.7);margin:0;}
@media (max-width:1000px){.svc-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.svc-grid{grid-template-columns:1fr;}}

/* Why choose us */
.why-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;text-align:center;}
.why-card{padding:10px;}
.why-card .ic{font-size:1.7rem;margin-bottom:8px;}
.why-card .lbl{font-weight:700;font-size:.9rem;color:var(--navy-900);}
@media (max-width:900px){.why-grid{grid-template-columns:repeat(2,1fr);}}

/* Gallery */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.gallery-grid img{border-radius:var(--radius);height:160px;width:100%;object-fit:cover;}
@media (max-width:800px){.gallery-grid{grid-template-columns:repeat(2,1fr);}}

/* FAQ */
.faq-item{border-bottom:1px solid #e2e5eb;padding:20px 0;}
.faq-item summary{cursor:pointer;font-weight:700;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;align-items:center;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:'+';font-size:1.4rem;color:var(--gold-500);}
.faq-item[open] summary::after{content:'−';}
.faq-item p{color:var(--gray-600);margin-top:12px;}

/* Contact */
.contact{background:var(--navy-900);color:var(--white);}
.contact .section-head h2{color:var(--white);}
.contact .section-head p{color:rgba(255,255,255,.65);}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.contact-card{
  background:var(--navy-800);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);
  padding:28px 24px;text-align:center;
}
.contact-card .ic{font-size:1.8rem;margin-bottom:10px;}
.contact-card h4{color:var(--gold-400);font-size:1rem;}
.contact-card p{color:rgba(255,255,255,.8);font-size:.95rem;margin:0 0 14px;}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr;}}

/* Footer */
footer{background:var(--navy-950);color:rgba(255,255,255,.6);padding:40px 0 24px;font-size:.9rem;}
.footer-grid{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:20px;}
.footer-nav{display:flex;gap:22px;flex-wrap:wrap;}
.footer-nav a:hover{color:var(--gold-400);}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in-view{opacity:1;transform:translateY(0);}
.reveal-stagger.in-view > *{animation:none;}
.reveal-stagger > *{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease;}
.reveal-stagger.in-view > *{opacity:1;transform:translateY(0);}
.reveal-stagger.in-view > *:nth-child(1){transition-delay:.05s;}
.reveal-stagger.in-view > *:nth-child(2){transition-delay:.12s;}
.reveal-stagger.in-view > *:nth-child(3){transition-delay:.19s;}
.reveal-stagger.in-view > *:nth-child(4){transition-delay:.26s;}
.reveal-stagger.in-view > *:nth-child(5){transition-delay:.33s;}
.reveal-stagger.in-view > *:nth-child(6){transition-delay:.40s;}
.reveal-stagger.in-view > *:nth-child(7){transition-delay:.47s;}
.reveal-stagger.in-view > *:nth-child(8){transition-delay:.54s;}

/* Hero slideshow */
.hero{overflow:hidden;}
.hero-slides{position:absolute;inset:0;z-index:-2;}
.hero-slide{
  position:absolute;inset:0;background-position:center;background-size:cover;background-repeat:no-repeat;
  opacity:0;animation:kenburns 32s ease-in-out infinite alternate, slidefade 32s linear infinite;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(120deg,rgba(5,13,28,.92) 30%,rgba(10,30,61,.55));
}
@keyframes kenburns{
  0%{transform:scale(1) translate(0,0);}
  100%{transform:scale(1.12) translate(-1.5%,-1%);}
}
@keyframes slidefade{
  0%{opacity:1;} 12%{opacity:1;} 18%{opacity:0;} 96%{opacity:0;} 100%{opacity:1;}
}
.hero-slide:nth-child(1){animation-delay:0s,0s;}
.hero-slide:nth-child(2){animation-delay:0s,-6.4s;}
.hero-slide:nth-child(3){animation-delay:0s,-12.8s;}
.hero-slide:nth-child(4){animation-delay:0s,-19.2s;}
.hero-slide:nth-child(5){animation-delay:0s,-25.6s;}

/* Whatsapp float */
.wa-float{
  position:fixed;bottom:24px;right:24px;z-index:200;
  background:#25D366;color:#fff;width:58px;height:58px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:1.6rem;box-shadow:0 8px 20px rgba(0,0,0,.25);
}
body.rtl .wa-float{right:auto;left:24px;}