:root {
    --primary: #007bff;
    --dark: #0f172a;
    --light: #f8fafc;
    --accent: #f97316;
    --text-muted: #64748b;
}

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

body { 
    font-family: 'Inter', -apple-system, sans-serif; 
    line-height: 1.6; 
    color: var(--dark);
    background-color: #fff;
}

.container { max-width: 1200px; margin: auto; padding: 0 2rem; }

/* Header & Logo Styling */
header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 1rem 0; 
}

.logo-wrapper { display: flex; align-items: center; gap: 12px; }
.header-img { height: 45px; width: auto; border-radius: 4px; }
.logo { font-weight: 800; font-size: 1.4rem; letter-spacing: -1px; }
.logo span { color: var(--primary); }

.nav-links { display: flex; list-style: none; gap: 25px; align-items: center; }
.nav-links a { text-decoration: none; color: var(--dark); font-weight: 500; transition: 0.3s; }
.nav-links a:hover { color: var(--primary); }

/* Hero Section with Overlay */
.hero { 
    background: linear-gradient(rgba(15, 23, 42, 0.85), rgba(15, 23, 42, 0.85)), 
                url('images/hero-bg.jpg') no-repeat center center/cover;
    color: white; 
    padding: 140px 0; 
    text-align: center;
}

.hero h1 { font-size: clamp(2.5rem, 6vw, 4rem); line-height: 1.1; margin-bottom: 1.5rem; }
.hero p { font-size: 1.25rem; max-width: 700px; margin: 0 auto 2rem; opacity: 0.9; }

/* Services Grid */
.section-title { text-align: center; margin: 80px 0 40px; font-size: 2.2rem; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.card {
    background: var(--light);
    padding: 40px;
    border-radius: 12px;
    transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #e2e8f0;
}

.card:hover { transform: translateY(-10px); box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1); }
.card .icon { font-size: 2rem; margin-bottom: 15px; }
.card h3 { margin-bottom: 15px; }

/* Island Edge Section */
.island-edge { background: #f1f5f9; padding: 80px 0; text-align: center; }

/* Buttons */
.btn { background: var(--primary); color: white !important; padding: 12px 24px; border-radius: 6px; }
.btn-alt { border: 2px solid white; color: white !important; padding: 12px 24px; border-radius: 6px; text-decoration: none; }

/* Responsive Adjustments */
@media (max-width: 768px) {
    nav { flex-direction: column; gap: 1rem; }
    .nav-links { gap: 15px; }
}