/* --- Variables & Reset --- */
:root {
    --primary: #003366;    /* Deep Navy */
    --accent: #DAA520;     /* Goldenrod/Amber */
    --dark: #1a1a1a;
    --light: #f8f9fa;
    --white: #ffffff;
    --text-gray: #555;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-gray);
    line-height: 1.6;
    background-color: var(--white);
}

h1, h2, h3, h4, h5 {
    font-family: 'Montserrat', sans-serif;
    color: var(--primary);
    font-weight: 700;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 80px 0; }
.bg-light { background-color: var(--light); }
.bg-dark { background-color: var(--primary); }
.text-white { color: var(--white); }

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--accent);
    color: var(--primary);
}

.btn-primary:hover {
    background-color: #bfa030;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--white);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary);
}

/* --- Navigation --- */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    height: 80px;
    display: flex;
    align-items: center;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo a {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
    font-family: 'Montserrat', sans-serif;
}

.logo .dot { color: var(--accent); }

.nav-links { display: flex; align-items: center; }
.nav-links li { margin-left: 30px; }
.nav-links a {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--primary);
    transition: var(--transition);
}
.nav-links a:hover { color: var(--accent); }

.btn-nav {
    padding: 10px 25px;
    background: var(--primary);
    color: var(--white) !important;
    border-radius: 4px;
}
.btn-nav:hover { background: #002244; }

.menu-toggle { display: none; font-size: 1.5rem; color: var(--primary); cursor: pointer; }

/* --- Hero Section --- */
.hero {
    height: 90vh;
    background: url('https://images.unsplash.com/photo-1523240795612-9a054b0db644?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover;
    position: relative;
    display: flex;
    align-items: center;
    color: var(--white);
}

.overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(0,51,102,0.8), rgba(0,51,102,0.6));
}

.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero h1 {
    font-size: 3.5rem;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 20px;
}
.hero p { font-size: 1.2rem; margin-bottom: 30px; opacity: 0.9; }
.hero-btns .btn { margin-right: 15px; }

/* --- About Section --- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.section-header-left h2 { font-size: 2.5rem; margin: 10px 0; }
.subtitle {
    color: var(--accent);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}
.line-left { width: 80px; height: 4px; background: var(--accent); margin-bottom: 30px; }

.mission-vision { margin-top: 30px; }
.mv-item { display: flex; gap: 20px; margin-bottom: 20px; }
.mv-item i {
    font-size: 1.5rem;
    color: var(--accent);
    background: rgba(218, 165, 32, 0.1);
    width: 50px; height: 50px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
}
.mv-item h4 { margin-bottom: 5px; font-size: 1.1rem; }

.about-img-wrapper { position: relative; }
.about-img-wrapper img { border-radius: 10px; box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.experience-badge {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background: var(--accent);
    color: var(--primary);
    padding: 20px 30px;
    border-radius: 5px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    gap: 15px;
}
.experience-badge .years { font-size: 2.5rem; font-weight: 800; line-height: 1; }
.experience-badge .text { font-size: 0.9rem; font-weight: 600; line-height: 1.2; }

/* --- Leadership --- */
.leadership-card {
    background: var(--white);
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    border-left: 5px solid var(--accent);
}
.leader-img img { width: 150px; height: 150px; border-radius: 50%; object-fit: cover; }
.leader-info .designation { color: var(--accent); font-weight: 600; margin-bottom: 10px; display: block;}

/* --- Services --- */
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: 2.5rem; margin-bottom: 15px; }
.line-center { width: 80px; height: 4px; background: var(--accent); margin: 0 auto; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 8px;
    border: 1px solid #eee;
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
    border-color: transparent;
}

.icon-box {
    width: 70px; height: 70px;
    background: var(--light);
    color: var(--primary);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 25px;
    font-size: 1.8rem;
    transition: var(--transition);
}

.service-card:hover .icon-box { background: var(--primary); color: var(--white); }
.service-card h3 { margin-bottom: 15px; font-size: 1.3rem; }

/* --- Why Us --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.feature-item { text-align: center; color: rgba(255,255,255,0.8); }
.feature-item i { font-size: 2.5rem; color: var(--accent); margin-bottom: 20px; }
.feature-item h4 { color: var(--white); margin-bottom: 10px; }

/* --- Contact --- */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.info-row { display: flex; gap: 20px; margin-top: 30px; }
.info-row i {
    width: 40px; height: 40px;
    background: var(--primary);
    color: var(--white);
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
}

.contact-form-wrapper {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--primary); }
.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
}
.full-width { width: 100%; }

/* --- Footer --- */
footer { background: #111; color: #ccc; padding: 60px 0 20px; }
.footer-content { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; margin-bottom: 40px; }
.footer-col h3 { color: var(--white); margin-bottom: 15px; }
.footer-col h4 { color: var(--white); margin-bottom: 20px; font-size: 1.1rem; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom { text-align: center; border-top: 1px solid #333; padding-top: 20px; font-size: 0.9rem; }

/* --- Responsive --- */
@media (max-width: 992px) {
    .about-grid, .contact-container, .features-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2.5rem; }
    .experience-badge { bottom: -20px; left: 0; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed; top: 80px; left: -100%;
        width: 100%; height: calc(100vh - 80px);
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        transition: 0.4s;
    }
    .nav-links.active { left: 0; }
    .nav-links li { margin: 20px 0; }
    .menu-toggle { display: block; }
    .leadership-card { flex-direction: column; text-align: center; }
}