/* =================================
   RESET
================================= */
*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  font-family:Arial, Helvetica, sans-serif;
  background:#f5f7fa;
  color:#222;
  line-height:1.6;
}


/* =================================
   HEADER
================================= */
header{
  background:#0d1b2a;
  color:#fff;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:15px 40px;
  position:sticky;
  top:0;
  z-index:1000;
  box-shadow:0 4px 10px rgba(0,0,0,0.15);
}

.logo-box{
  display:flex;
  align-items:center;
  gap:12px;
}

.logo{
  width:55px;
  height:55px;
  border-radius:50%;
  object-fit:cover;
}

.company-text h2{
  font-size:22px;
  font-weight:bold;
}

.company-text p{
  font-size:13px;
  color:#cbd5e1;
}

nav{
  display:flex;
  gap:20px;
}

nav a{
  color:#fff;
  text-decoration:none;
  transition:0.3s;
  font-size:15px;
}

nav a:hover{
  color:#25d366;
}


/* =================================
   HERO SLIDER
================================= */
.hero{
  height:90vh;
  position:relative;
  overflow:hidden;
}

.slider{
  position:absolute;
  width:100%;
  height:100%;
  top:0;
  left:0;
}

.slide{
  position:absolute;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:0;
  transition:opacity 1s ease-in-out;
}

.slide.active{
  opacity:1;
}

.overlay{
  position:relative;
  z-index:2;
  width:100%;
  height:100%;
  background:rgba(0,0,0,0.55);
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  color:#fff;
  padding:20px;
}

.overlay h1{
  font-size:48px;
  max-width:800px;
  margin-bottom:15px;
}

.overlay p{
  font-size:20px;
  margin-bottom:25px;
}

.hero-btn{
  background:#25d366;
  color:#fff;
  text-decoration:none;
  padding:14px 30px;
  border-radius:8px;
  font-size:17px;
  transition:0.3s;
}

.hero-btn:hover{
  background:#1ebd59;
  transform:translateY(-2px);
}


/* =================================
   GENERAL SECTION
================================= */
section{
  padding:70px 40px;
}

section h2{
  text-align:center;
  font-size:34px;
  margin-bottom:35px;
  color:#0d1b2a;
}


/* =================================
   PRODUCTS
================================= */
.product-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:28px;
}

.card{
  background:#fff;
  border-radius:16px;
  overflow:hidden;
  box-shadow:0 8px 18px rgba(0,0,0,0.08);
  transition:0.3s;
}

.card:hover{
  transform:translateY(-8px);
  box-shadow:0 15px 28px rgba(0,0,0,0.14);
}

.card img{
  width:100%;
  height:220px;
  object-fit:cover;
}

.card h3{
  font-size:22px;
  padding:15px 18px 5px;
}

.card p{
  padding:0 18px 18px;
  color:#555;
  font-size:15px;
}

.card button{
  margin:0 18px 18px;
  width:calc(100% - 36px);
  border:none;
  background:#25d366;
  color:#fff;
  padding:13px;
  border-radius:8px;
  font-size:16px;
  cursor:pointer;
  transition:0.3s;
}

.card button:hover{
  background:#1ebd59;
}


/* =================================
   ABOUT / CONTACT
================================= */
.about,
.contact{
  background:#fff;
  border-radius:18px;
  margin:30px 40px;
  box-shadow:0 6px 14px rgba(0,0,0,0.06);
}

.about p,
.contact p{
  max-width:800px;
  margin:auto;
  text-align:center;
  font-size:17px;
  color:#444;
}

.whatsapp-btn{
  display:inline-block;
  background:#25d366;
  color:#fff;
  text-decoration:none;
  padding:14px 28px;
  border-radius:8px;
  margin-top:20px;
  transition:0.3s;
}

.whatsapp-btn:hover{
  background:#1ebd59;
}


/* =================================
   TRUST SECTION
================================= */
.trust{
  padding:70px 40px;
}

.trust-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:25px;
}

.trust-box{
  background:#fff;
  padding:25px;
  border-radius:16px;
  box-shadow:0 8px 18px rgba(0,0,0,0.08);
  text-align:center;
}

.trust-box h3{
  margin-bottom:10px;
  color:#0d1b2a;
}

.trust-box p{
  color:#555;
  font-size:15px;
}


/* =================================
   FOOTER
================================= */
footer{
  background:#0d1b2a;
  color:#fff;
  padding:50px 40px 20px;
  margin-top:50px;
}

.footer-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:30px;
  margin-bottom:25px;
}

footer h3{
  margin-bottom:10px;
}

footer p{
  color:#cbd5e1;
  font-size:15px;
}

.copy{
  text-align:center;
  margin-top:18px;
  color:#94a3b8;
  font-size:14px;
}


/* =================================
   MOBILE
================================= */
@media(max-width:768px){

header{
  flex-direction:column;
  gap:15px;
  padding:18px;
}

nav{
  flex-wrap:wrap;
  justify-content:center;
}

.overlay h1{
  font-size:34px;
}

.overlay p{
  font-size:17px;
}

section{
  padding:55px 18px;
}

.about,
.contact{
  margin:20px 18px;
}

.card img{
  height:200px;
}

}