:root{
--primary:#1e2a38;
--secondary:#4a6fa5;
--accent:#f59e0b;
--light:#f4f6f9;
}

*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:'Poppins',sans-serif;
}

body{
background:var(--light);
color:#222;
line-height:1.7;
}

/* CONTAINER */

.container{
max-width:1200px;
margin:auto;
padding:20px;
}

/* HEADER */

header{
background:var(--primary);
color:white;
position:sticky;
top:0;
z-index:1000;
box-shadow:0 2px 10px rgba(0,0,0,0.1);
}

.header{
display:flex;
justify-content:space-between;
align-items:center;
}

.logo{
display:flex;
align-items:center;
gap:10px;
font-weight:600;
font-size:18px;
}

.logo img{
height:45px;
}

nav a{
color:white;
margin-left:25px;
text-decoration:none;
font-weight:500;
transition:0.3s;
}

nav a:hover{
opacity:0.7;
}

/* HERO */

.hero{
background:
linear-gradient(rgba(30,42,56,0.85),rgba(30,42,56,0.85)),
url('valve-bg.jpg');
background-size:cover;
background-position:center;
color:white;
text-align:center;
padding:140px 20px;
}

.hero h1{
font-size:42px;
margin-bottom:15px;
}

.hero p{
max-width:800px;
margin-left:auto;
margin-right:auto;
margin-bottom:25px;
}





/* BUTTON */

.btn{
background:var(--accent);
color:white;
padding:14px 28px;
border-radius:6px;
text-decoration:none;
font-weight:600;
display:inline-block;
transition:0.3s;
}

.btn:hover{
background:#d97706;
transform:translateY(-2px);
}

/* SECTIONS */

section{
padding:80px 0;
}

.section-title{
text-align:center;
margin-bottom:45px;
font-size:30px;
}

.about{
max-width:800px;
margin:auto;
text-align:center;
line-height:1.9;
}

/* GRID */

.grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:30px;
}

/* CARDS */

.card{
background:white;
padding:30px;
border-radius:10px;
box-shadow:0 6px 25px rgba(0,0,0,0.06);
transition:0.3s;
}

.card:hover{
transform:translateY(-8px);
box-shadow:0 12px 30px rgba(0,0,0,0.08);
}

/* STATS */

.stats{
background:var(--primary);
color:white;
text-align:center;
}

.stat-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
gap:30px;
}

.stat-grid h3{
font-size:38px;
margin-bottom:5px;
}

/* INDUSTRIES */

.industry{
background:white;
padding:25px;
text-align:center;
border-radius:10px;
box-shadow:0 5px 15px rgba(0,0,0,0.05);
}

/* GALLERY */

.gallery-img{
width:100%;
border-radius:8px;
box-shadow:0 4px 15px rgba(0,0,0,0.1);
transition:0.3s;
}

.gallery-img:hover{
transform:scale(1.05);
}


/* CONTACT */

.contact-box{
background:white;
padding:35px;
border-radius:10px;
text-align:center;
box-shadow:0 5px 20px rgba(0,0,0,0.05);
}

/* FOOTER */

footer{
background:var(--primary);
color:#bbb;
text-align:center;
padding:30px;
margin-top:40px;
}

/* WHATSAPP */

.whatsapp{
position:fixed;
bottom:25px;
right:25px;
background:#25D366;
color:white;
padding:14px 18px;
border-radius:50px;
text-decoration:none;
font-weight:600;
box-shadow:0 4px 12px rgba(0,0,0,0.25);
}

/* MOBILE */

@media(max-width:768px){

.hero{
padding:100px 20px;
}

.hero h1{
font-size:28px;
}

.header{
flex-direction:column;
text-align:center;
}

nav{
margin-top:10px;
}

nav a{
margin:10px;
display:inline-block;
}

.section-title{
font-size:24px;
}

}