:root {
    /* Brand Colors (Teal & Lime from Logo) */
    --primary: #00898a;    
    --accent: #8dc63f;     
    --dark: #0f172a;       /* Navy from your meta tags */
    --white: #ffffff;
    --light: #f8fafc;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', sans-serif; }
body { background: var(--light); color: var(--dark); line-height: 1.6; overflow-x: hidden; }

/* --- Navigation --- */
header {
    position: fixed; top: 0; width: 100%; z-index: 1000;
    padding: 10px 8%; display: flex; justify-content: space-between;
    align-items: center; background: var(--white);
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
}

.logo img { height: 65px; width: auto; display: block; }

.nav-links { display: flex; list-style: none; gap: 30px; }
.nav-links a { 
    text-decoration: none; color: var(--dark); 
    font-weight: 600; font-size: 0.95rem; transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--primary); }

/* --- Mobile Menu Toggle --- */
.menu-toggle { display: none; cursor: pointer; flex-direction: column; gap: 5px; }
.menu-toggle span {
    width: 25px; height: 3px; background: var(--primary);
    transition: var(--transition); border-radius: 2px;
}

/* ... (Your other CSS) ... */

/* Mobile Navigation Styles */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex; /* Force display on mobile */
        z-index: 1100; /* Ensure it is on top of everything */
    }

    .nav-links {
        position: fixed;
        right: -100%; /* Hidden by default */
        top: 0;
        height: 100vh;
        width: 75%;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 40px;
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
        transition: right 0.4s ease-in-out; /* Smooth slide effect */
        z-index: 1000;
    }

    /* This class is added by JavaScript to show the menu */
    .nav-links.active {
        right: 0; 
    }
    
    /* Hamburger Animation to 'X' */
    .menu-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .menu-toggle.active span:nth-child(2) { opacity: 0; }
    .menu-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
}

/* --- Hero Section --- */
.hero {
    height: 90vh; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, rgba(0, 137, 138, 0.9), rgba(141, 198, 63, 0.8)), 
                url('https://images.unsplash.com/photo-1586528116311-ad8dd3c8310d?q=80&w=2070') center/cover;
    color: var(--white); text-align: center; padding: 0 20px; margin-top: 60px;
}
.hero h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 20px; font-weight: 800; }
.hero p { font-size: 1.2rem; margin-bottom: 30px; max-width: 800px; margin-inline: auto; }

/* --- Standard Sections --- */
.section { padding: 80px 0; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }

/* --- UI Elements --- */
.btn {
    display: inline-block; padding: 14px 35px; border-radius: 4px; font-weight: 700;
    text-transform: uppercase; text-decoration: none; transition: var(--transition);
    background: var(--white); color: var(--primary);
}
.btn:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.2); }

.card { 
    background: var(--white); padding: 40px; border-radius: 12px; 
    border-top: 5px solid var(--primary); box-shadow: 0 10px 30px rgba(0,0,0,0.03); 
}
.card i { font-size: 2.5rem; color: var(--primary); margin-bottom: 20px; display: block; }

/* --- Extended Footer --- */
.footer-extended { background: var(--dark); color: #94a3b8; padding: 80px 8% 30px; margin-top: 50px; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 40px; }
.footer-col h3 { color: var(--white); margin-bottom: 20px; text-transform: uppercase; font-size: 1rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 12px; }
.footer-col a { color: inherit; text-decoration: none; transition: 0.3s; }
.footer-col a:hover { color: var(--accent); padding-left: 5px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.05); padding-top: 30px; display: flex; justify-content: space-between; font-size: 0.85rem; }