* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    scroll-behavior: smooth;
}

:root {
    --primary-color: #0d2b45;  /* Deep Industrial Navy */
    --accent-color: #f6a623;   /* Heavy Equipment Yellow/Orange */
    --text-dark: #2b2d42;
    --text-light: #f8f9fa;
    --bg-light: #f4f6f8;
}

body {
    color: var(--text-dark);
    line-height: 1.6;
}

/* Header Navbar */
header {
    background: var(--primary-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 5%;
    max-width: 1200px;
    margin: auto;
}

/* Logo Image & Text Container */
.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-img {
    height: 45px;
    width: auto;
    object-fit: contain;
    border-radius: 4px;
}

.logo-text h2 {
    color: #fff;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
    line-height: 1.2;
}

.logo-text span {
    color: var(--accent-color);
    font-size: 0.75rem;
    display: block;
    letter-spacing: 0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 1.5rem;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: 0.3s;
}

.nav-links a:hover {
    color: var(--accent-color);
}

/* Hero Section */
.hero {
    height: 85vh;
    background: linear-gradient(rgba(13, 43, 69, 0.8), rgba(13, 43, 69, 0.8)), 
                url('https://images.unsplash.com/photo-1581092160607-ee22621dd758?auto=format&fit=crop&w=1350&q=80') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #d1d5db;
}

/* Buttons */
.btn-main, .btn-primary {
    background: var(--accent-color);
    color: #000;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    border: none;
    cursor: pointer;
}

.btn-outline {
    border: 2px solid #fff;
    color: #fff;
    padding: 0.7rem 1.4rem;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    margin-left: 10px;
}

/* Sections */
.section {
    padding: 5rem 5%;
}

.container {
    max-width: 1100px;
    margin: auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2rem;
    color: var(--primary-color);
}

.section-header .line {
    width: 60px;
    height: 4px;
    background: var(--accent-color);
    margin: 10px auto 0;
}

.bg-light { background: var(--bg-light); }
.bg-dark { background: var(--primary-color); color: #fff; }
.text-white h2 { color: #fff; }

/* Grid Layouts */
.about-grid, .services-grid, .projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* CEO Card Styling with Photo Support */
.ceo-card {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: 25px;
    padding: 20px;
    background: #eef2f5;
    border-left: 4px solid var(--accent-color);
    border-radius: 6px;
}

.ceo-photo {
    width: 75px;
    height: 75px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-color);
}

.ceo-card h4 {
    color: var(--primary-color);
    font-size: 1.15rem;
    margin-bottom: 2px;
}

.ceo-card p {
    color: #475569;
    font-size: 0.9rem;
    margin: 0;
}

.service-card {
    background: #fff;
    padding: 2rem;
    border-radius: 6px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.service-card ul {
    list-style: none;
    margin-top: 1rem;
}

.service-card ul li {
    margin-bottom: 0.5rem;
}

.service-card ul li i {
    color: green;
    margin-right: 8px;
}

/* Project Cards with Image Support */
.project-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.project-img-container {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: #e2e8f0;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.project-info p {
    color: #475569;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Large Contact Section Styling */
.contact-subtitle {
    color: #cbd5e1;
    margin-top: 10px;
    font-size: 1.1rem;
}

.contact-large-card {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.contact-col h3 {
    color: var(--accent-color);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-col p {
    margin-bottom: 1rem;
    font-size: 1.05rem;
    color: #e2e8f0;
}

.contact-col p strong {
    color: #ffffff;
}

.contact-col i {
    color: var(--accent-color);
    margin-right: 8px;
}

/* WhatsApp Action Button */
.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #25d366;
    color: white;
    padding: 0.8rem 1.5rem;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    margin-top: 1rem;
    transition: 0.3s ease;
}

.btn-whatsapp:hover {
    background: #20ba5a;
    transform: translateY(-2px);
}

footer {
    background: #081b2c;
    color: #aaa;
    text-align: center;
    padding: 1.5rem;
    font-size: 0.9rem;
}