:root{
  --ink:#0e1b2b;
  --paper:#f4f7f6;
  --card:#ffffff;
  --deep:#0f2a3f;
  --teal:#1a7f74;
  --teal-light:#2fae9f;
  --coral:#ff6b4a;
  --coral-dark:#e6522f;
  --line:#dfe6e4;
  --muted:#5a6b71;
  --radius:16px;
  --font-fa: "Vazirmatn", Tahoma, "Segoe UI", sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
}
body{
  font-family:var(--font-fa);
  font-size:15.5px;
  background:var(--paper);
  color:var(--ink);
  line-height:1.85;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
:focus-visible{outline:3px solid var(--coral);outline-offset:3px}

/* Skip link */
.skip-link{
  position:absolute;right:16px;top:-60px;background:var(--coral);color:#fff;
  padding:10px 18px;border-radius:8px;z-index:200;transition:top .2s ease;
}
.skip-link:focus{top:16px}

/* Header */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(244,247,246,0.9);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{position:relative;display:flex;align-items:center;justify-content:space-between;padding:16px 24px;max-width:1180px;margin:0 auto}
.logo{font-weight:800;font-size:1.4rem;color:var(--deep);display:flex;align-items:center;gap:8px}
.logo-text{white-space:nowrap;letter-spacing:0}
.logo span{color:var(--teal-light)}
.nav-links{display:flex;gap:28px;list-style:none;font-weight:500}
.nav-links a{color:var(--ink);position:relative}
.nav-links a::after{content:"";position:absolute;bottom:-6px;right:0;width:0;height:2px;background:var(--coral);transition:width .25s ease}
.nav-links a:hover::after{width:100%}
.nav-cta{
  background:var(--coral);color:#fff;padding:10px 20px;border-radius:999px;font-weight:700;
  box-shadow:0 6px 18px rgba(255,107,74,0.35);
}
.nav-cta:hover{background:var(--coral-dark)}
.menu-toggle{display:none;background:none;border:none;font-size:1.6rem;color:var(--deep);cursor:pointer}

@media (max-width:860px){
  .nav{position:relative}
  .nav-links{
    position:absolute;top:100%;right:0;left:0;background:var(--paper);flex-direction:column;
    padding:24px;gap:20px;font-size:1.1rem;
    border-bottom:1px solid var(--line);box-shadow:0 16px 24px rgba(15,42,63,0.12);
    z-index:150;display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{display:block}
  .nav-cta{display:inline-block;width:fit-content}
  .menu-toggle{display:block}
}

/* Hero */
.hero{
  position:relative;padding:72px 0 56px;overflow:hidden;
  background:radial-gradient(1200px 600px at 80% -10%, rgba(47,174,159,0.18), transparent),
             radial-gradient(900px 500px at -10% 20%, rgba(255,107,74,0.12), transparent),
             var(--paper);
}
.hero-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:48px;align-items:center}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;background:#e6f4f1;color:#0d5951;
  padding:6px 14px;border-radius:999px;font-weight:700;font-size:0.85rem;margin-bottom:20px;
}
h1{font-size:clamp(1.9rem,2.6vw,2.6rem);font-weight:800;line-height:1.3;color:var(--deep)}
h1 em{font-style:normal;color:var(--teal)}
.hero p.lead{margin-top:16px;font-size:1rem;color:var(--muted);max-width:520px}
.hero-actions{display:flex;gap:16px;margin-top:32px;flex-wrap:wrap}
.btn-primary{
  background:var(--coral);color:#fff;padding:13px 26px;border-radius:12px;font-weight:700;font-size:0.95rem;
  box-shadow:0 10px 24px rgba(255,107,74,0.4);transition:transform .2s ease, box-shadow .2s ease;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,107,74,0.5)}
.btn-secondary{
  border:2px solid var(--deep);color:var(--deep);padding:11px 24px;border-radius:12px;font-weight:700;font-size:0.95rem;
}
.btn-secondary:hover{background:var(--deep);color:#fff}
.hero-stack{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}
.stack-pill{background:var(--card);border:1px solid var(--line);padding:10px 16px;border-radius:10px;font-weight:600;font-size:0.9rem;color:var(--deep)}

.hero-visual{position:relative;border-radius:24px;overflow:hidden;background:var(--card);border:1px solid var(--line);box-shadow:0 20px 40px rgba(15,42,63,0.08);padding:32px;min-height:340px;display:flex;align-items:center}
.value-panel{width:100%;display:flex;flex-direction:column;gap:16px}
.value-tile{display:flex;align-items:center;gap:16px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:20px;opacity:0;transform:translateY(10px);animation:panelIn .5s ease forwards}
.value-tile:nth-child(2){animation-delay:.15s}
.value-tile:nth-child(3){animation-delay:.3s}
@keyframes panelIn{to{opacity:1;transform:translateY(0)}}
.value-icon{width:44px;height:44px;flex-shrink:0;border-radius:12px;background:linear-gradient(135deg,var(--teal),var(--teal-light));display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.2rem}
.value-tile h3{color:var(--deep);font-size:1.05rem;font-weight:700}
.value-regions{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:4px;padding-top:16px;border-top:1px solid var(--line)}
.value-regions strong{color:var(--teal);font-size:0.88rem;background:#e6f4f1;padding:6px 14px;border-radius:999px;font-weight:600}

/* Sections generic */
section{padding:64px 0}
.section-head{max-width:640px;margin:0 auto 48px;text-align:center}
.section-head h2{font-size:clamp(1.5rem,1.8vw,1.9rem);color:var(--deep);font-weight:800}
.section-head p{color:var(--muted);margin-top:10px;font-size:0.95rem}
.tag{color:var(--teal);font-weight:700;letter-spacing:.03em;font-size:0.9rem;text-transform:uppercase}

/* Services */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:860px){.services-grid{grid-template-columns:1fr}}
.service-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  transition:transform .25s ease, box-shadow .25s ease;
}
.service-card:hover{transform:translateY(-6px);box-shadow:0 16px 30px rgba(15,42,63,0.1)}
.service-icon{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--teal),var(--teal-light));display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.15rem;margin-bottom:14px}
.service-card h3{font-size:1.05rem;color:var(--deep);margin-bottom:8px;font-weight:700}
.service-card p{color:var(--muted);font-size:0.9rem}

/* Process */
.process{background:var(--deep);color:#eaf5f2}
.process .section-head h2{color:#fff}
.process .section-head p{color:#b9d4cd}
.process-row{display:flex;gap:20px;overflow-x:auto;padding-bottom:8px}
.process-step{
  min-width:220px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.12);
  border-radius:var(--radius);padding:26px;flex:1;
}
.process-step .num{font-weight:800;font-size:1.3rem;color:var(--coral);margin-bottom:8px}
.process-step h3{margin-bottom:6px;font-size:0.98rem}
.process-step p{color:#c3ddd6;font-size:0.86rem}

/* Portfolio */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:36px}
.filter-btn{
  border:1px solid var(--line);background:var(--card);padding:8px 16px;border-radius:999px;
  font-size:0.88rem;font-weight:600;color:var(--muted);cursor:pointer;transition:all .2s ease;
}
.filter-btn:hover, .filter-btn.active{background:var(--teal);color:#fff;border-color:var(--teal)}
.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px}
.portfolio-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .25s ease, box-shadow .25s ease;
}
.portfolio-card:hover{transform:translateY(-5px);box-shadow:0 16px 30px rgba(15,42,63,0.1)}
.portfolio-thumb{
  height:130px;background:linear-gradient(135deg,var(--teal-light),var(--deep));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:2rem;font-weight:800;
}
.portfolio-body{padding:18px}
.portfolio-body .industry{font-size:0.78rem;color:var(--teal);font-weight:700;text-transform:uppercase;letter-spacing:.03em}
.portfolio-body h3{margin:8px 0 6px;font-size:1.05rem;color:var(--deep)}
.portfolio-body p{color:var(--muted);font-size:0.9rem}
.portfolio-body .tech{margin-top:12px;display:flex;gap:6px;flex-wrap:wrap}
.portfolio-body .tech span{background:#eef4f3;color:var(--deep);font-size:0.75rem;padding:4px 9px;border-radius:6px;font-weight:600}
.portfolio-hidden{display:none}

/* Testimonials */
.testimonial-wrap{max-width:720px;margin:0 auto;position:relative;min-height:260px}
.testimonial-slide{
  display:none;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:40px;text-align:center;
}
.testimonial-slide.active{display:block;animation:fadeSlide .5s ease}
@keyframes fadeSlide{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.testimonial-avatar{width:64px;height:64px;border-radius:50%;margin:0 auto 16px;object-fit:cover;background:#dbe9e6}
.testimonial-quote{font-size:0.98rem;color:var(--ink);line-height:1.9}
.testimonial-name{margin-top:18px;font-weight:700;color:var(--deep)}
.testimonial-role{color:var(--muted);font-size:0.88rem}
.testimonial-dots{display:flex;justify-content:center;gap:8px;margin-top:22px}
.testimonial-dots button{width:9px;height:9px;border-radius:50%;border:none;background:var(--line);cursor:pointer}
.testimonial-dots button.active{background:var(--coral);width:22px;border-radius:5px;transition:all .3s ease}

/* CTA / Contact */
.contact{background:linear-gradient(160deg,#0f2a3f,#0a1826);color:#fff}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}
.contact h2{font-size:clamp(1.5rem,1.8vw,1.9rem);font-weight:800;margin-bottom:14px}
.contact p{color:#bcd6cf;font-size:0.95rem;margin-bottom:20px}
.contact-points{list-style:none;display:flex;flex-direction:column;gap:14px}
.contact-points li{display:flex;gap:10px;align-items:flex-start;color:#dcece7}
.contact-points li::before{content:"✓";color:var(--coral);font-weight:800}

.contact-form{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.14);border-radius:var(--radius);padding:30px}
.form-group{margin-bottom:16px}
.form-group label{display:block;margin-bottom:8px;font-size:0.9rem;color:#cfe6df;font-weight:600}
.form-group textarea, .form-group input{
  width:100%;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.22);
  border-radius:10px;padding:12px 14px;color:#fff;font-family:var(--font-fa);font-size:0.98rem;resize:vertical;
}
.form-group textarea::placeholder, .form-group input::placeholder{color:#8fb0a8}
.form-group textarea:focus, .form-group input:focus{border-color:var(--coral)}
.whatsapp-btn{
  display:flex;align-items:center;justify-content:center;gap:10px;width:100%;
  background:#25D366;color:#04350f;font-weight:800;padding:15px;border-radius:12px;border:none;
  cursor:pointer;font-family:var(--font-fa);font-size:1.02rem;transition:transform .2s ease;
}
.whatsapp-btn:hover{transform:translateY(-2px)}
.whatsapp-btn:disabled{opacity:0.5;cursor:not-allowed;transform:none}
.form-hint{font-size:0.8rem;color:#93b3ab;margin-top:10px}

/* FAQ */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;text-align:right;background:none;border:none;padding:16px 6px;font-family:var(--font-fa);
  font-size:0.95rem;font-weight:700;color:var(--deep);display:flex;justify-content:space-between;
  align-items:center;cursor:pointer;gap:16px;
}
.faq-q .plus{font-size:1.4rem;color:var(--coral);transition:transform .25s ease;flex-shrink:0}
.faq-item.open .plus{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 6px 20px;color:var(--muted);font-size:0.96rem}
.faq-more-toggle{display:block;margin:26px auto 0;background:none;border:2px solid var(--teal);color:var(--teal);padding:10px 22px;border-radius:999px;font-weight:700;cursor:pointer}
.faq-more-toggle:hover{background:var(--teal);color:#fff}
.extra-faq{display:none}
.extra-faq.show{display:block}

/* Footer */
footer{background:#081420;color:#8fa6ad;padding:50px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr}}
.footer-grid h4{color:#fff;margin-bottom:14px;font-size:1rem}
.footer-grid ul{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:0.92rem}
.footer-bottom{text-align:center;margin-top:36px;padding-top:24px;border-top:1px solid rgba(255,255,255,0.08);font-size:0.85rem}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease, transform .6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* Floating WhatsApp */
.float-wa{
  position:fixed;bottom:24px;left:24px;background:#25D366;width:58px;height:58px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(0,0,0,0.3);z-index:90;
}
.float-wa svg{width:28px;height:28px;fill:#04350f}