:root{
  --dark-blue:#0A1F44;
  --baby-blue:#89CFF0;
  --black:#000;
  --white:#fff;
  --max-width:1200px;
  --radius:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:Inter,"Segoe UI",Roboto,system-ui,Arial,sans-serif;
  color:var(--dark-blue);
  background:#f8fbff;
  line-height:1.45;
  padding-top:65px;
}
a{color:inherit}
.navbar{
  background-color:#003366;
  position:fixed;
  top:0;
  left:0;
  width:100%;
  z-index:1000;
  box-shadow:0 2px 5px rgba(0,0,0,.2);
}
.nav-container{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:15px 20px;
}
.nav-links{display:flex;gap:20px}
.nav-links a{
  color:#fff;
  background:#0055a5;
  padding:8px 16px;
  border-radius:25px;
  text-decoration:none;
  font-weight:700;
  transition:all .3s ease;
}
.nav-links a:hover{background:#3399ff}
.menu-toggle{
  display:none;
  font-size:24px;
  color:#fff;
  background:none;
  border:none;
  cursor:pointer;
}
.site-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:10px 20px;
  background:#fff;
}
.site-header .logo img{max-width:150px;height:auto}
.site-header .contact ul{list-style:none;margin:0;padding:0}
.site-header .contact li{font-size:14px;text-align:right}
.site-header--home{border-bottom:1px solid #e5eef8}
.site-header--sub{background:#fdfefe;border-bottom:1px solid #e5eef8}

.hero{
  position:relative;
  min-height:66vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:2.5rem 1rem;
  overflow:hidden;
}
.hero img.hero-bg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:0;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(6,18,38,.55),rgba(6,18,38,.55));
  z-index:1;
}
.hero-content{
  position:relative;
  z-index:2;
  max-width:var(--max-width);
  width:100%;
  display:flex;
  align-items:center;
  gap:2rem;
  padding:1.5rem;
}
.hero-left{flex:1;color:#fff}
.hero-left h1{font-size:clamp(1.6rem,4.6vw,3.2rem);line-height:1.05;margin-bottom:.6rem}
.hero-left p{font-size:1.05rem;opacity:.95;margin-bottom:1rem}
.hero-ctas{display:flex;gap:.75rem;flex-wrap:wrap}
.btn{
  display:inline-flex;
  align-items:center;
  gap:.6rem;
  padding:.7rem 1.1rem;
  border-radius:999px;
  font-weight:700;
  text-decoration:none;
  box-shadow:0 6px 18px rgba(10,31,68,.18);
  transition:transform .12s ease,opacity .12s ease;
}
.btn:hover{transform:translateY(-3px)}
.btn-cta{background:var(--baby-blue);color:var(--dark-blue)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.18)}
.hero-right{width:360px;max-width:42%;min-width:260px}
.card{
  background:rgba(255,255,255,.95);
  border-radius:var(--radius);
  padding:1rem 1.1rem;
  box-shadow:0 10px 30px rgba(8,21,48,.15);
  color:var(--dark-blue);
}
.card h4{margin-bottom:.5rem}
.field{display:flex;gap:.5rem;align-items:center;margin:.5rem 0}
.field input[type=number]{
  flex:1;
  padding:.6rem .75rem;
  border-radius:8px;
  border:1px solid #d6e6f4;
  font-size:1rem;
}
.calc-result{margin-top:.6rem;font-weight:700}

.site-footer{
  background:#f5f7fa;
  border-top:1px solid #e3e8ef;
  margin-top:3rem;
}
.site-footer__inner{
  max-width:var(--max-width);
  margin:0 auto;
  padding:2rem 1rem;
  display:flex;
  flex-wrap:wrap;
  gap:2rem;
  justify-content:space-between;
  align-items:flex-start;
}
.site-footer__col{flex:1 1 200px;min-width:175px}
.site-footer__title{font-size:1rem;font-weight:600;color:#002147;margin-bottom:.6rem}
.site-footer__small{font-size:.95rem;color:#314162}
.site-footer__links,.site-footer__services{list-style:none;margin:0;padding:0}
.site-footer__links li,.site-footer__services li{margin-bottom:.32rem}
.site-footer__links a{text-decoration:none;color:#314162}
.site-footer__bottom{
  text-align:center;
  font-size:.92rem;
  color:#8196b4;
  padding:0 1rem 1.2rem;
  opacity:.94;
}

@media (max-width:900px){
  .hero-content{flex-direction:column;align-items:stretch}
  .hero-right{max-width:100%}
}
@media (max-width:768px){
  .menu-toggle{display:block}
  .nav-links{
    display:none;
    flex-direction:column;
    background:#003366;
    position:absolute;
    top:60px;
    right:0;
    width:100%;
    padding:10px 0;
    text-align:center;
  }
  .nav-links a{display:block;margin:10px 0}
  .nav-links.active{display:flex}
}
@media (max-width:600px){
  .site-header{flex-wrap:wrap}
  .site-header .logo img{max-width:120px}
  .site-header .contact ul{text-align:center;width:100%;margin-top:5px}
}

/* Floating contact FAB */
.contact-fab{
  position:fixed;
  left:18px;
  bottom:18px;
  z-index:1200;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:10px;
}

.contact-fab__menu{
  display:none;
  width:min(88vw, 280px);
  border:1px solid #d7e4f5;
  border-radius:14px;
  background:#fff;
  box-shadow:0 18px 40px rgba(6,26,59,.2);
  padding:10px;
}

.contact-fab--open .contact-fab__menu{
  display:block;
}

.contact-fab__title{
  font-size:.8rem;
  font-weight:700;
  color:#2b4870;
  margin:2px 4px 8px;
}

.contact-fab__item{
  display:flex;
  align-items:flex-start;
  gap:10px;
  border:1px solid #e5edf8;
  border-radius:10px;
  padding:8px 9px;
  text-decoration:none;
  color:#1d3557;
  transition:all .15s ease;
  background:#fff;
}

.contact-fab__item + .contact-fab__item{
  margin-top:7px;
}

.contact-fab__item:hover{
  border-color:#a8c7ea;
  background:#f5faff;
  transform:translateY(-1px);
}

.contact-fab__item-icon{
  width:28px;
  height:28px;
  border-radius:999px;
  background:#eaf4ff;
  color:#0f62b8;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex:0 0 28px;
}

.contact-fab__item-text{
  display:flex;
  flex-direction:column;
  gap:1px;
}

.contact-fab__item-label{
  font-size:.86rem;
  font-weight:700;
  line-height:1.2;
}

.contact-fab__item-sub{
  font-size:.76rem;
  color:#506887;
  line-height:1.2;
}

.contact-fab__button{
  width:58px;
  height:58px;
  border-radius:999px;
  border:none;
  background:linear-gradient(135deg,#0f62b8 0%,#1fa855 100%);
  color:#fff;
  box-shadow:0 14px 30px rgba(12,66,123,.36);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}

.contact-fab__button:hover{
  transform:translateY(-2px);
}

.contact-fab__button svg{
  width:26px;
  height:26px;
  fill:currentColor;
}