:root{
  --dark:#08243b;
  --blue:#2aa9c8;
  --soft:#eef8fb;
  --text:#1d2b36;
  --muted:#6f7d88;
  --white:#fff;
  --shadow:0 24px 70px rgba(8,36,59,.15);
}

*{box-sizing:border-box}

html{scroll-behavior:smooth}

body{
  margin:0;
  font-family:Arial, Helvetica, sans-serif;
  color:var(--text);
  background:#fff;
}

a{color:inherit}

.site-header{
  position:fixed;
  top:0;
  left:0;
  width:100%;
  z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(8,36,59,.08);
}

.nav-wrap{
  max-width:1180px;
  margin:0 auto;
  height:82px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 22px;
}

.logo img{
  height:54px;
  display:block;
}

.desktop-nav{
  display:flex;
  gap:28px;
  font-size:15px;
  font-weight:700;
}

.desktop-nav a{
  text-decoration:none;
  color:var(--dark);
}

.nav-whatsapp,
.btn,
.intro-strip a,
.big-whatsapp{
  text-decoration:none;
  border-radius:999px;
  font-weight:800;
}

.nav-whatsapp{
  background:#22c55e;
  color:#fff;
  padding:13px 18px;
  box-shadow:0 10px 25px rgba(34,197,94,.25);
}

.hero-slider{
  position:relative;
  height:760px;
  min-height:680px;
  overflow:hidden;
  background:var(--dark);
}

.slide{
  position:absolute;
  inset:0;
  opacity:0;
  transform:scale(1.04);
  transition:opacity .8s ease, transform 1.4s ease;
  background-size:cover;
  background-position:center;
  display:flex;
  align-items:center;
}

.slide.active{
  opacity:1;
  transform:scale(1);
  z-index:2;
}

.hero-content{
  max-width:1180px;
  margin:0 auto;
  padding:150px 22px 80px;
  width:100%;
  color:#fff;
}

.eyebrow,
.section-heading span,
.premium-text span,
.contact-section span{
  display:inline-block;
  color:var(--blue);
  font-weight:900;
  letter-spacing:.08em;
  text-transform:uppercase;
  font-size:13px;
  margin-bottom:16px;
}

.hero-content h1{
  max-width:760px;
  font-size:64px;
  line-height:1.02;
  margin:0 0 22px;
  letter-spacing:-2px;
}

.hero-content p{
  max-width:650px;
  font-size:20px;
  line-height:1.65;
  margin:0 0 32px;
  color:rgba(255,255,255,.88);
}

.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}

.btn{
  display:inline-flex;
  padding:16px 24px;
  align-items:center;
  justify-content:center;
}

.btn.primary{
  background:var(--blue);
  color:#fff;
  box-shadow:0 18px 35px rgba(42,169,200,.28);
}

.btn.secondary{
  border:1px solid rgba(255,255,255,.55);
  color:#fff;
  background:rgba(255,255,255,.08);
}

.slider-controls{
  position:absolute;
  z-index:5;
  left:50%;
  bottom:32px;
  transform:translateX(-50%);
  display:flex;
  align-items:center;
  gap:18px;
  background:rgba(255,255,255,.13);
  border:1px solid rgba(255,255,255,.22);
  border-radius:999px;
  padding:10px 14px;
  backdrop-filter:blur(10px);
}

.slider-controls button{
  width:38px;
  height:38px;
  border:0;
  border-radius:50%;
  cursor:pointer;
  background:#fff;
  color:var(--dark);
  font-size:26px;
  line-height:1;
}

.dots{
  display:flex;
  gap:8px;
}

.dots button{
  width:10px;
  height:10px;
  padding:0;
  background:rgba(255,255,255,.5);
}

.dots button.active{
  width:26px;
  border-radius:999px;
  background:var(--blue);
}

.intro-strip{
  max-width:1120px;
  margin:-55px auto 70px;
  position:relative;
  z-index:8;
  background:#fff;
  box-shadow:var(--shadow);
  border-radius:28px;
  padding:28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}

.intro-strip strong{
  display:block;
  font-size:24px;
  color:var(--dark);
  margin-bottom:7px;
}

.intro-strip span{
  color:var(--muted);
}

.intro-strip a{
  background:var(--dark);
  color:#fff;
  padding:15px 22px;
  white-space:nowrap;
}

.section{
  max-width:1180px;
  margin:0 auto;
  padding:20px 22px 90px;
}

.section-heading{
  text-align:center;
  max-width:760px;
  margin:0 auto 42px;
}

.section-heading h2,
.premium-text h2,
.contact-section h2{
  font-size:42px;
  line-height:1.12;
  letter-spacing:-1px;
  margin:0 0 16px;
  color:var(--dark);
}

.section-heading p,
.premium-text p,
.contact-section p{
  color:var(--muted);
  font-size:17px;
  line-height:1.7;
}

.service-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:24px;
}

.service-card{
  background:#fff;
  border-radius:28px;
  overflow:hidden;
  box-shadow:0 18px 45px rgba(8,36,59,.1);
  border:1px solid rgba(8,36,59,.08);
  transition:transform .25s ease, box-shadow .25s ease;
}

.service-card:hover{
  transform:translateY(-6px);
  box-shadow:0 28px 70px rgba(8,36,59,.16);
}

.service-card img{
  width:100%;
  height:230px;
  object-fit:cover;
  display:block;
}

.service-card div{
  padding:24px;
}

.service-card h3{
  margin:0 0 12px;
  color:var(--dark);
  font-size:22px;
}

.service-card p{
  margin:0 0 20px;
  color:var(--muted);
  line-height:1.65;
}

.service-card a{
  display:inline-flex;
  color:var(--blue);
  font-weight:900;
  text-decoration:none;
}

.premium-band{
  background:
    linear-gradient(135deg, rgba(8,36,59,.95), rgba(8,36,59,.88)),
    url('https://images.pexels.com/photos/3183197/pexels-photo-3183197.jpeg');
  background-size:cover;
  background-position:center;
  color:#fff;
  padding:90px 22px;
  display:grid;
  grid-template-columns:minmax(0, 1.1fr) minmax(320px, .9fr);
  gap:40px;
  align-items:center;
}

.premium-text{
  max-width:620px;
  justify-self:end;
}

.premium-text h2{
  color:#fff;
}

.premium-text p{
  color:rgba(255,255,255,.78);
}

.feature-list{
  max-width:520px;
  display:grid;
  gap:16px;
}

.feature-list div{
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.12);
  border-radius:24px;
  padding:22px;
  display:flex;
  align-items:center;
  gap:18px;
  backdrop-filter:blur(10px);
}

.feature-list strong{
  color:var(--blue);
  font-size:22px;
}

.feature-list span{
  font-weight:800;
}

.contact-section{
  max-width:1120px;
  margin:80px auto;
  padding:46px;
  border-radius:32px;
  background:var(--soft);
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:28px;
}

.contact-section > div{
  max-width:760px;
}

.contact-section a{
  color:var(--dark);
  font-weight:800;
}

.big-whatsapp{
  background:#22c55e;
  color:#fff !important;
  padding:18px 26px;
  white-space:nowrap;
  box-shadow:0 16px 30px rgba(34,197,94,.24);
}

.floating-whatsapp{
  position:fixed;
  right:22px;
  bottom:22px;
  z-index:60;
  background:#22c55e;
  color:#fff;
  padding:15px 20px;
  border-radius:999px;
  text-decoration:none;
  font-weight:900;
  box-shadow:0 16px 34px rgba(34,197,94,.32);
}

.site-footer{
  background:#061b2d;
  color:rgba(255,255,255,.72);
  text-align:center;
  padding:24px;
  font-size:14px;
}

@media (max-width: 940px){
  .desktop-nav{display:none}
  .hero-content h1{font-size:44px}
  .hero-content p{font-size:18px}
  .service-grid{grid-template-columns:1fr 1fr}
  .premium-band{grid-template-columns:1fr}
  .premium-text{justify-self:start}
  .contact-section{flex-direction:column; align-items:flex-start}
}

@media (max-width: 640px){
  .nav-wrap{height:74px}
  .logo img{height:42px}
  .nav-whatsapp{padding:11px 14px; font-size:14px}
  .hero-slider{height:690px; min-height:690px}
  .hero-content h1{font-size:36px}
  .hero-content{padding-top:120px}
  .intro-strip{margin:-35px 16px 50px; flex-direction:column; align-items:flex-start}
  .section-heading h2,
  .premium-text h2,
  .contact-section h2{font-size:32px}
  .service-grid{grid-template-columns:1fr}
  .contact-section{margin:55px 16px; padding:28px}
  .floating-whatsapp{right:14px; bottom:14px}
}