@font-face{
  font-family:'Vazirmatn';
  src:url('assets/fonts/Vazirmatn[wght].woff2') format('woff2-variations'),
      url('assets/fonts/Vazirmatn[wght].woff2') format('woff2');
  font-weight:100 900;
  font-style:normal;
  font-display:swap;
}

:root{
  --bg:#f7f7f4;
  --surface:#ffffff;
  --ink:#17202a;
  --muted:#6b7280;
  --navy:#1d3557;
  --navy-dark:#13233c;
  --teal:#2a9d8f;
  --line:#e7e5e0;
  --radius:14px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
section[id]{scroll-margin-top:80px}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Vazirmatn', system-ui, sans-serif;
  line-height:1.75;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

/* buttons */
.btn{
  display:inline-block;
  padding:11px 24px;
  border-radius:8px;
  font-size:14px;
  font-weight:500;
  font-family:inherit;
  white-space:nowrap;
  border:none;
  cursor:pointer;
}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-dark)}
.btn-outline{border:1px solid var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--navy)}
.btn-block{display:block;text-align:center}

/* header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-weight:900;font-size:21px;color:var(--navy)}
.main-nav{display:flex;gap:26px;font-size:14.5px;color:var(--muted)}
.main-nav a:hover{color:var(--ink)}
.header-actions{display:flex;align-items:center;gap:16px}
.phone{font-size:13px;color:var(--muted);display:none}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:4px;
  width:32px;height:32px;background:none;border:none;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;background:var(--ink)}

@media(min-width:760px){ .phone{display:block} }

@media(max-width:759px){
  .main-nav{
    position:absolute;top:68px;right:0;left:0;
    background:var(--surface);
    flex-direction:column;
    padding:16px 20px;
    border-bottom:1px solid var(--line);
    display:none;
  }
  .main-nav.open{display:flex}
  .nav-toggle{display:flex}
}

/* hero */
.hero{padding:60px 0 50px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
@media(max-width:820px){.hero-grid{grid-template-columns:1fr}}
.eyebrow{color:var(--teal);font-weight:500;font-size:14px;margin:0 0 12px}
h1{font-size:clamp(28px,4vw,44px);line-height:1.35;margin:0 0 18px;font-weight:900}
.lead{color:var(--muted);font-size:16px;max-width:46ch;margin:0 0 28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}

.hero-slider{
  position:relative;
  background:linear-gradient(160deg,var(--navy),var(--navy-dark));
  border-radius:20px;padding:30px;color:#fff;min-height:230px;
  overflow:hidden;
}
.slide{display:none}
.slide.active{display:block;animation:fadeIn .5s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.slide .tag{font-size:13px;opacity:.7;margin:0 0 8px}
.slide h3{font-size:26px;font-weight:900;margin:0 0 10px}
.slide .sub{font-size:14px;opacity:.85;margin:0}
.slide-dots{position:absolute;bottom:16px;right:30px;display:flex;gap:6px}
.slide-dots span{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.35);cursor:pointer}
.slide-dots span.active{background:#fff}

/* sections */
.section{padding:60px 0}
.section.alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{margin-bottom:32px}
.section-head h2{font-size:27px;margin:0 0 6px;font-weight:800}
.section-head p{color:var(--muted);margin:0;font-size:15px}

/* services */
.grid-services{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:860px){.grid-services{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid-services{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.card .ic{font-size:26px;margin-bottom:14px}
.card h3{margin:0 0 4px;font-size:16.5px}
.card .sub{color:var(--teal);font-size:12.5px;margin:0 0 10px}
.card p{margin:0;color:var(--muted);font-size:13.5px}

/* pricing */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:960px){.pricing-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.pricing-grid{grid-template-columns:1fr}}
.price-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px;position:relative}
.price-card.featured{border-color:var(--teal)}
.badge{position:absolute;top:-13px;right:26px;background:var(--teal);color:#fff;font-size:12px;padding:4px 12px;border-radius:20px}
.price-card h3{margin:6px 0 2px;font-size:19px}
.price-card .sub{color:var(--muted);font-size:13px;margin:0 0 18px}
.amount{font-size:30px;font-weight:900}
.unit{display:block;color:var(--muted);font-size:12.5px;margin:2px 0 20px}
.feat{list-style:none;padding:0;margin:0 0 22px}
.feat li{padding:8px 0;border-bottom:1px solid var(--line);font-size:14px}
.feat li:last-child{border-bottom:none}

/* about */
.about-wrap{max-width:760px;margin:0 auto;text-align:center}
.about-wrap h2{font-size:26px;margin:0 0 20px;font-weight:800}
.about-wrap p{color:var(--muted);font-size:15px;margin:0 0 16px;text-align:right}
.about-points{list-style:none;padding:0;margin:24px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:14px;text-align:right}
@media(max-width:600px){.about-points{grid-template-columns:1fr}}
.about-points li{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px 16px;font-size:14px}

/* testimonial slider */
.testimonial-slider{position:relative;max-width:680px;margin:0 auto;text-align:center;min-height:110px}
.t-slide{display:none}
.t-slide.active{display:block;animation:fadeIn .5s ease}
.testimonial-wrap{text-align:center}
.testimonial-quote{font-size:16px;color:var(--ink);max-width:60ch;margin:0 auto 12px}
.testimonial-name{color:var(--muted);font-size:13px;margin:0}
.testimonial-slider .slide-dots{position:static;justify-content:center;margin-top:20px}
.testimonial-slider .slide-dots span{background:var(--line)}
.testimonial-slider .slide-dots span.active{background:var(--teal)}

/* cta */
.cta-section{background:var(--navy);color:#fff;text-align:center}
.cta-inner h2{margin:0 0 10px;font-size:26px}
.cta-inner p{color:rgba(255,255,255,.8);margin:0 0 24px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;text-align:right}
@media(max-width:800px){.contact-grid{grid-template-columns:1fr}}
.contact-info h2{margin:0 0 10px;font-size:26px}
.contact-info p{color:rgba(255,255,255,.8);margin:0 0 20px}
.contact-line{display:flex;align-items:center;gap:8px;margin:0 0 12px;font-size:15px}
.contact-line span{direction:ltr}

.contact-form{
  background:var(--surface);color:var(--ink);
  border-radius:var(--radius);padding:26px;
  display:flex;flex-direction:column;gap:12px;
}
.contact-form input,
.contact-form textarea{
  width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:8px;
  font-family:inherit;font-size:14px;background:#fff;color:var(--ink);
}
.contact-form textarea{resize:vertical}
.captcha-row{display:flex;align-items:center;gap:10px}
.captcha-row label{font-size:14px;white-space:nowrap;color:var(--muted)}
.captcha-row input{flex:1}
.form-msg{margin:0;font-size:13px;min-height:16px}
.form-msg.error{color:#e63946}
.form-msg.success{color:var(--teal)}

/* footer */
.site-footer{border-top:1px solid var(--line);padding:26px 0;color:var(--muted);font-size:13px;text-align:center}