/* ======================
GLOBAL
====================== */

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

html{
scroll-behavior:smooth;
}

body{
font-family:Arial, Helvetica, sans-serif;
color:#222;
line-height:1.6;
background:#f9fafb;
}

.container{
max-width:1200px;
margin:auto;
padding:0 20px;
}
.logo-img{
height:55px;
width:auto;
}

/* ======================
NAVBAR
====================== */

.navbar{
background:white;
border-bottom:1px solid #eee;
position:sticky;
top:0;
z-index:1000;
}

.nav-inner{
display:flex;
justify-content:space-between;
align-items:center;
padding:18px 0;
}

.logo{
display:flex;
gap:10px;
align-items:center;
}

.logo-box{
background:#16a34a;
color:white;
font-weight:bold;
padding:10px;
border-radius:8px;
}

nav a{
margin-left:22px;
text-decoration:none;
color:#333;
font-weight:500;
transition:0.2s;
}

nav a:hover{
color:#16a34a;
}


/* ======================
HERO
====================== */

.hero{

min-height:90vh;
display:flex;
align-items:center;
color:white;

background:
linear-gradient(rgba(0,0,0,0.65), rgba(0,0,0,0.65)),
url("hero.png");

background-size:cover;
background-position:center;
background-repeat:no-repeat;

}

.hero-grid{
display:grid;
grid-template-columns:1fr 1fr;
gap:40px;
align-items:center;
}

.hero h1{
font-size:52px;
margin-bottom:20px;
}

.hero p{
font-size:18px;
max-width:500px;
}


/* ======================
BUTTONS
====================== */

.hero-buttons{
display:flex;
gap:20px;
margin-top:30px;
}

.btn-primary{
background:#16a34a;
color:white;
padding:12px 28px;
border-radius:6px;
text-decoration:none;
font-weight:600;
border:none;
cursor:pointer;
transition:0.2s;
}

.btn-primary:hover{
background:#15803d;
}

.btn-outline{
border:2px solid white;
color:white;
padding:12px 28px;
border-radius:6px;
text-decoration:none;
font-weight:600;
transition:0.2s;
}

.btn-outline:hover{
background:white;
color:#111;
}


/* ======================
HERO CARDS
====================== */

.hero-cards{
display:grid;
grid-template-columns:1fr 1fr;
gap:14px;
}

.card{
background:rgba(255,255,255,0.15);
padding:20px;
border-radius:10px;
backdrop-filter:blur(8px);
transition:0.2s;
}

.card:hover{
transform:translateY(-4px);
}

.card h4{
margin-bottom:6px;
}


/* ======================
SECTIONS
====================== */

.section{
padding:90px 0;
}

.section h2{
font-size:36px;
margin-bottom:10px;
}

.section-desc{
color:#555;
margin-bottom:30px;
}


/* ======================
SERVICES
====================== */

.service-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
gap:24px;
}

.service-card{
background:white;
border-radius:10px;
padding:24px;
border:1px solid #eee;
transition:0.2s;
}

.service-card:hover{
transform:translateY(-5px);
box-shadow:0 10px 25px rgba(0,0,0,0.08);
}

.service-card h3{
margin-bottom:10px;
color:#111;
}

.service-card p{
font-size:14px;
color:#555;
}


/* ======================
ABOUT
====================== */

.about{

background:
linear-gradient(rgba(0,0,0,0.75), rgba(0,0,0,0.75)),
url("solar.jpg");

background-size:cover;
background-position:center;

color:white;
padding:90px 0;

}

.about-grid{
display:grid;
grid-template-columns:1fr 1fr;
gap:40px;
}

.about-boxes{
display:grid;
grid-template-columns:1fr 1fr;
gap:12px;
margin-top:20px;
}

.about-boxes div{
background:#16a34a;
padding:20px;
border-radius:10px;
font-weight:600;
}


/* ======================
PROJECTS
====================== */

.project-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
gap:24px;
margin-top:30px;
}

.project-card{
background:white;
border-radius:10px;
overflow:hidden;
border:1px solid #eee;
transition:0.2s;
}

.project-card:hover{
transform:translateY(-4px);
box-shadow:0 10px 25px rgba(0,0,0,0.08);
}

.project-card img{
width:100%;
height:200px;
object-fit:cover;
}

.project-card p{
padding:16px;
font-weight:600;
}


/* ======================
CONTACT
====================== */

.contact{

background:
linear-gradient(rgba(0,0,0,0.75), rgba(0,0,0,0.75)),
url("energy-infrastructure.jpg");

background-size:cover;
background-position:center;

color:white;
padding:90px 0;

}

.contact-grid{
display:grid;
grid-template-columns:1fr 1fr;
gap:40px;
}

.contact-info p{
margin-top:10px;
}

.contact-form{
background:white;
padding:30px;
border-radius:10px;
display:flex;
flex-direction:column;
gap:12px;
}

.contact-form input,
.contact-form textarea{
padding:12px;
border:1px solid #ddd;
border-radius:8px;
font-size:14px;
}

.contact-form textarea{
min-height:120px;
}


/* ======================
FOOTER
====================== */

footer{
background:#111;
color:#bbb;
padding:50px 0;
}

.footer{
display:grid;
grid-template-columns:1fr 1fr 1fr;
gap:30px;
}

.footer h3,
.footer h4{
color:white;
margin-bottom:10px;
}

.footer p{
font-size:14px;
}


/* ======================
RESPONSIVE
====================== */

@media(max-width:900px){

.hero-grid{
grid-template-columns:1fr;
}

.about-grid{
grid-template-columns:1fr;
}

.contact-grid{
grid-template-columns:1fr;
}

.footer{
grid-template-columns:1fr;
}

nav{
display:none;
}

.hero h1{
font-size:36px;
}

}