:root{
  --navy:#1f2a5e;
  --navy-deep:#1b2454;
  --navy-dark:#161d45;
  --text:#333a4d;
  --muted:#5c6478;
  --light:#f4f6fa;
  --white:#fff;
  --radius:8px;
  --container:1180px;
  --shadow-card:0 6px 18px rgba(31,42,94,.10);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  font-family:"Open Sans","Helvetica Neue",Arial,sans-serif;
  color:var(--text);background:var(--white);
  line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,.btn,.primary-nav a{font-family:Montserrat,"Open Sans",Arial,sans-serif}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* HEADER */
.site-header{position:sticky;top:0;z-index:50;background:var(--white);border-bottom:1px solid #eceff5}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:96px}
.logo img{height:74px;width:auto;object-fit:contain}
.primary-nav{display:flex;align-items:center;gap:38px}
.primary-nav a{
  font-size:.9rem;font-weight:600;color:var(--navy);letter-spacing:.01em;
  padding:6px 0;border-bottom:2px solid transparent;transition:border-color .2s,opacity .2s;
}
.primary-nav a:hover{opacity:.7}
.primary-nav a.active{border-bottom-color:var(--navy)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:10px;width:46px}
.nav-toggle span{display:block;height:2px;background:var(--navy);margin:5px 0;transition:transform .25s,opacity .2s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* HERO */
.hero{position:relative;min-height:560px;display:flex;align-items:center;overflow:hidden;background:var(--white)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center right}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(100deg,#fff 0%,rgba(255,255,255,.97) 32%,rgba(255,255,255,.72) 46%,rgba(255,255,255,.10) 62%,rgba(255,255,255,0) 76%);
}
.hero-content{position:relative;padding-top:70px;padding-bottom:70px}
.hero-content h1{
  font-size:clamp(2.4rem,5vw,3.6rem);line-height:1.08;color:var(--navy);
  font-weight:800;letter-spacing:-.02em;
}
.hero-content p{margin-top:22px;max-width:400px;color:var(--text);font-size:1.02rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:34px}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:6px;font-weight:700;font-size:.95rem;
  transition:transform .2s,background .2s,color .2s,box-shadow .2s;
}
.btn svg{width:18px;height:18px;fill:currentColor}
.btn-primary{background:var(--navy);color:#fff;box-shadow:0 6px 16px rgba(31,42,94,.24)}
.btn-primary:hover{background:var(--navy-dark);transform:translateY(-2px)}
.btn-outline{background:#fff;color:var(--navy);border:1.5px solid var(--navy)}
.btn-outline:hover{background:var(--navy);color:#fff;transform:translateY(-2px)}
.btn-quote{background:#fff;color:var(--navy);margin-top:22px}
.btn-quote:hover{background:var(--light);transform:translateY(-2px)}

/* SECTION BASICS */
.section{padding:88px 0}
.eyebrow{text-align:center;color:var(--navy);font-family:Montserrat,Arial,sans-serif;
  font-size:.74rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase}
.section-title{text-align:center;color:var(--navy);font-size:clamp(1.6rem,3vw,2.15rem);
  font-weight:800;margin-top:12px;letter-spacing:-.01em}
.rule{display:block;width:56px;height:3px;background:var(--navy);border-radius:2px;margin:16px auto 0}
.eyebrow.light,.section-title.light{color:#fff}
.rule.light{background:#fff}

/* ABOUT */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-top:54px}
.about-text p+p{margin-top:20px}
.about-text .strong-note{color:var(--navy);font-weight:700}
.about-media img{width:100%;height:330px;object-fit:cover;border-radius:4px;box-shadow:var(--shadow-card)}

/* SERVICES */
.services{background:var(--navy)}
.services-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;margin-top:48px}
.service-card{
  background:#fff;border-radius:var(--radius);padding:26px 18px;text-align:center;
  box-shadow:var(--shadow-card);transition:transform .25s,box-shadow .25s;
}
.service-card:hover{transform:translateY(-6px);box-shadow:0 14px 30px rgba(0,0,0,.22)}
.service-card .ico{width:44px;height:44px;fill:var(--navy);margin:0 auto 16px}
.service-card h3{color:var(--navy);font-size:1rem;line-height:1.3;font-weight:700}
.service-card p{margin-top:12px;font-size:.86rem;color:var(--muted);line-height:1.6}

/* WHY */
.why{background:var(--light)}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:48px}
.feature-card{
  background:#fff;border:1px solid #e6eaf2;border-radius:var(--radius);
  padding:22px;display:flex;gap:14px;align-items:flex-start;
  box-shadow:0 2px 10px rgba(31,42,94,.06);transition:transform .25s,box-shadow .25s;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(31,42,94,.12)}
.feature-card .ico{width:30px;height:30px;flex:0 0 30px;fill:var(--navy);margin-top:2px}
.feature-card h3{color:var(--navy);font-size:.95rem;font-weight:700;line-height:1.3}
.feature-card p{margin-top:8px;font-size:.84rem;color:var(--muted)}

/* CERTIFICATE */
.certificate{background:var(--white)}
.certificate-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;margin-top:54px}
.certificate-text p+p{margin-top:18px}
.certificate-text strong{color:var(--navy)}
.certificate-text .strong-note{margin-top:20px;color:var(--navy);font-weight:700}
.certificate-media{overflow:hidden;border-radius:6px;box-shadow:var(--shadow-card);border:1px solid #e6eaf2}
.certificate-media img{width:100%;height:auto;max-height:560px;object-fit:contain;background:#fff}

/* WORK */
.work-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:48px}
.work-item{overflow:hidden;border-radius:4px}
.work-item img{width:100%;height:210px;object-fit:cover;transition:transform .5s ease}
.work-item:hover img{transform:scale(1.06)}

/* FOOTER */
.site-footer{background:var(--navy-deep);color:rgba(255,255,255,.86);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:48px;padding-bottom:52px}
.site-footer h2{font-size:.82rem;font-weight:700;letter-spacing:.14em;color:#fff;text-transform:uppercase}
.site-footer p{margin-top:18px;font-size:.88rem;line-height:1.8}
.contact-col ul{list-style:none;margin-top:18px;display:grid;gap:14px}
.contact-col li{display:flex;gap:12px;align-items:flex-start;font-size:.88rem}
.contact-col svg{width:16px;height:16px;flex:0 0 16px;fill:#fff;margin-top:4px}
.contact-col a:hover{color:#fff;text-decoration:underline}
.footer-col+.footer-col{border-left:1px solid rgba(255,255,255,.14);padding-left:48px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding-top:20px;padding-bottom:22px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.footer-bottom p{margin:0;font-size:.76rem;color:rgba(255,255,255,.7)}

/* REVEAL ANIMATION */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* RESPONSIVE */
@media (max-width:1080px){
  .primary-nav{gap:24px}
  .primary-nav a{font-size:.82rem}
  .services-grid{grid-template-columns:repeat(3,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .nav-toggle{display:block}
  .primary-nav{
    position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;
    align-items:flex-start;gap:0;padding:0 24px;max-height:0;overflow:hidden;
    border-bottom:1px solid #eceff5;transition:max-height .3s ease;
  }
  .primary-nav.open{max-height:420px;padding:8px 24px 18px}
  .primary-nav a{width:100%;padding:13px 0;border-bottom:1px solid #f0f2f7}
  .primary-nav a.active{color:var(--navy);border-bottom-color:#f0f2f7;text-decoration:underline}
  .header-inner{position:relative;min-height:80px}
  .logo img{height:60px}
  .hero{min-height:auto}
  .hero-overlay{background:linear-gradient(180deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.9) 55%,rgba(255,255,255,.6) 100%)}
  .hero-content{padding-top:60px;padding-bottom:60px}
  .about-grid{grid-template-columns:1fr;gap:34px}
  .certificate-grid{grid-template-columns:1fr;gap:34px}
  .work-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr;gap:34px}
  .footer-col+.footer-col{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.14);padding-top:30px}
}
@media (max-width:600px){
  .section{padding:62px 0}
  .services-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .work-grid{grid-template-columns:1fr}
  .work-item img{height:230px}
  .hero-actions .btn{width:100%}
  .footer-bottom{flex-direction:column;text-align:left}
}

/* QUOTE FORM */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.hp{display:none !important}
.quote-form{margin-top:18px;display:grid;gap:10px}
.quote-form input,.quote-form select,.quote-form textarea{
  width:100%;font-family:inherit;font-size:.86rem;color:#fff;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);
  border-radius:6px;padding:11px 13px;transition:border-color .2s,background .2s;
}
.quote-form textarea{resize:vertical;min-height:84px}
.quote-form select{color:rgba(255,255,255,.85)}
.quote-form select option{color:#1f2a5e}
.quote-form ::placeholder{color:rgba(255,255,255,.6)}
.quote-form input:focus,.quote-form select:focus,.quote-form textarea:focus{
  outline:none;border-color:#fff;background:rgba(255,255,255,.14);
}
.quote-form input.invalid,.quote-form textarea.invalid{border-color:#ff9a9a}
.quote-form .btn-quote{margin-top:4px;width:100%}
.form-status{margin-top:6px;font-size:.8rem;min-height:1em}
.form-status.error{color:#ffbdbd}
.form-status.success{color:#bdf5cf}

/* FLOATING WHATSAPP BUTTON */
.whatsapp-float{
  position:fixed;right:20px;bottom:20px;z-index:80;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:#25d366;box-shadow:0 8px 20px rgba(0,0,0,.28);
  transition:transform .22s ease,box-shadow .22s ease;
}
.whatsapp-float svg{width:32px;height:32px;fill:#fff}
.whatsapp-float:hover{transform:scale(1.08);box-shadow:0 12px 26px rgba(0,0,0,.34)}
@media (max-width:600px){
  .whatsapp-float{right:16px;bottom:16px;width:52px;height:52px}
  .whatsapp-float svg{width:29px;height:29px}
}