:root {

--primary:#1b7f3a;
--primary-dark:#105326;
--secondary:#0f1720;
--dark:#08110d;
--light:#f5f7f6;
--white:#ffffff;
--text:#273238;
--gray:#6b7280;

--shadow:
0 20px 40px rgba(0,0,0,.12);

--radius:18px;

}



* {

margin:0;
padding:0;
box-sizing:border-box;

}



html {

scroll-behavior:smooth;

}



body {

font-family:'Inter',sans-serif;
color:var(--text);
background:#fff;
line-height:1.7;

}



h1,
h2,
h3,
h4 {

font-family:'Space Grotesk',sans-serif;
color:var(--secondary);
line-height:1.2;

}



a {

text-decoration:none;
color:inherit;

}



img {

width:100%;
display:block;

}



.container {

width:90%;
max-width:1200px;
margin:auto;

}



.section {

padding:100px 0;

}



/* =========================
PROGRESS BAR
========================= */


.progress-bar {

position:fixed;
top:0;
left:0;
width:100%;
height:5px;
background:transparent;
z-index:9999;

}


.progress-bar span {

display:block;
height:100%;
width:0%;
background:var(--primary);

}







/* =========================
HEADER
========================= */


.header {

position:fixed;
top:0;
left:0;
width:100%;
z-index:1000;
transition:.3s;

}


.header.scrolled {

background:rgba(8,17,13,.95);
backdrop-filter:blur(15px);

}



.navbar {

height:90px;
display:flex;
align-items:center;
justify-content:space-between;

}



.logo {

display:flex;
align-items:center;
gap:15px;

}



.logo img {

width:60px;
height:60px;
object-fit:cover;
border-radius:50%;

}



.logo-text h2 {

color:white;
font-size:24px;

}



.logo-text span {

font-size:12px;
color:#d1d5db;

}



.nav-links {

display:flex;
gap:35px;
list-style:none;

}



.nav-links a {

color:white;
font-weight:500;
transition:.3s;

}



.nav-links a:hover,
.nav-links .active {

color:#63d471;

}



.btn-nav {

background:var(--primary);
color:white;
padding:12px 25px;
border-radius:50px;
font-weight:600;

}



.hamburger {

display:none;
cursor:pointer;

}



.hamburger span {

display:block;
width:28px;
height:3px;
background:white;
margin:6px;

}







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


.btn {

display:inline-flex;
align-items:center;
gap:10px;
padding:15px 32px;
border-radius:50px;
font-weight:600;
transition:.3s;

}



.btn-primary {

background:var(--primary);
color:white;

}



.btn-primary:hover {

background:var(--primary-dark);
transform:translateY(-3px);

}



.btn-secondary {

border:2px solid white;
color:white;

}



.center-btn {

display:block;
width:max-content;
margin:40px auto 0;
padding:15px 35px;
background:var(--primary);
color:white;
border-radius:50px;

}







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


.hero {

height:100vh;
min-height:750px;
background:
linear-gradient(
rgba(0,0,0,.65),
rgba(0,0,0,.65)
),
url('../images/hero.jpg');

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

display:flex;
align-items:center;

}



.hero-content {

max-width:750px;
color:white;

}



.hero-subtitle {

color:#7ee787;
font-weight:600;
letter-spacing:2px;
margin-bottom:20px;

}



.hero h1 {

font-size:70px;
color:white;

}



.hero h1 span {

color:#63d471;

}



.hero-description {

margin:30px 0;
font-size:18px;
color:#e5e7eb;

}



.hero-buttons {

display:flex;
gap:20px;

}



.hero-features {

display:flex;
gap:30px;
margin-top:50px;

}



.feature {

display:flex;
gap:10px;
align-items:center;
color:white;

}



.feature i {

color:#63d471;

}







/* =========================
STATS
========================= */


.stats {

background:var(--secondary);
padding:50px 0;

}



.stats-grid {

display:grid;
grid-template-columns:repeat(4,1fr);
gap:30px;

}



.stat-card {

text-align:center;
color:white;

}



.stat-card h2 {

font-size:45px;
color:#63d471;

}



.stat-card p {

color:white;

}








/* =========================
SECTION TITLES
========================= */


.section-heading {

text-align:center;
margin-bottom:50px;

}



.section-heading span,
.section-tag {

color:var(--primary);
font-weight:700;
text-transform:uppercase;
letter-spacing:2px;

}



.section-heading h2 {

font-size:42px;
margin-top:15px;

}







/* =========================
TWO COLUMN
========================= */


.two-column {

display:grid;
grid-template-columns:1fr 1fr;
gap:60px;
align-items:center;

}



.image-box img {

border-radius:var(--radius);
box-shadow:var(--shadow);

}



.content-box h2 {

font-size:42px;
margin:20px 0;

}







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


.service-grid,
.values-grid,
.project-grid,
.industry-grid,
.mission-grid {

display:grid;
gap:30px;

}



.service-grid {

grid-template-columns:repeat(3,1fr);

}



.service-card,
.value-card,
.mission-card {

background:white;
padding:35px;
border-radius:var(--radius);
box-shadow:var(--shadow);
transition:.3s;

}



.service-card:hover,
.value-card:hover {

transform:translateY(-10px);

}



.service-card i,
.value-card i,
.mission-card i {

font-size:40px;
color:var(--primary);
margin-bottom:20px;

}



.service-card h3 {

margin-bottom:15px;

}



.service-card ul {

margin-top:20px;
padding-left:20px;

}








/* =========================
INDUSTRIES
========================= */


.industries {

padding:80px 0;
background:#f0f5f2;

}



.industries h2 {

text-align:center;
margin-bottom:40px;

}



.industry-grid {

grid-template-columns:repeat(4,1fr);

}



.industry-grid div {

background:white;
padding:35px;
text-align:center;
border-radius:15px;
font-weight:600;

}



.industry-grid i {

display:block;
font-size:35px;
color:var(--primary);
margin-bottom:15px;

}







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


.project-grid {

grid-template-columns:repeat(3,1fr);

}



.project-card {

background:white;
border-radius:20px;
overflow:hidden;
box-shadow:var(--shadow);

}



.project-content {

padding:25px;

}



.project-content span {

color:var(--primary);
font-weight:bold;

}







/* =========================
HSE
========================= */


.hse-box {

background:var(--secondary);
color:white;
padding:60px;
border-radius:25px;

}



.hse-box h2 {

color:white;
font-size:40px;

}



.hse-box p {

color:#ddd;
margin:20px 0;

}








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


.contact-grid {

display:grid;
grid-template-columns:1fr 1fr;
gap:50px;

}



.contact-item {

display:flex;
gap:20px;
margin:25px 0;

}



.contact-item i {

font-size:25px;
color:var(--primary);

}



.quote-form {

background:white;
padding:40px;
box-shadow:var(--shadow);
border-radius:20px;

}



.form-group {

margin-bottom:20px;

}



input,
textarea,
select {

width:100%;
padding:15px;
border:1px solid #ddd;
border-radius:10px;
font-family:inherit;

}






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


footer {

background:#08110d;
color:white;
padding-top:70px;

}



.footer-grid {

display:grid;
grid-template-columns:repeat(3,1fr);
gap:40px;

}



footer h3,
footer h4 {

color:white;

}



footer a {

display:block;
margin:10px 0;
color:#ddd;

}



.copyright {

text-align:center;
padding:30px;
margin-top:40px;
border-top:1px solid #333;
color:#aaa;

}






/* FLOATING BUTTONS */


.whatsapp,
.back-top {

position:fixed;
right:25px;
width:55px;
height:55px;
border-radius:50%;
display:flex;
align-items:center;
justify-content:center;
color:white;
font-size:25px;
z-index:999;

}



.whatsapp {

bottom:90px;
background:#25d366;

}



.back-top {

bottom:25px;
background:var(--primary);

}