* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

body {
    color: #333;
    line-height: 1.6;
    background-color: #f9fafb;
    padding-bottom: 60px; /* space for mobile sticky bar */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: #0f172a;
    color: #fff;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.25rem;
    font-weight: bold;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
    align-items: center;
}

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

.btn-nav {
    background: #2563eb;
    padding: 8px 16px;
    border-radius: 4px;
}

.hero {
    background: linear-gradient(rgba(15, 23, 42, 0.8), rgba(15, 23, 42, 0.8)), url('https://images.pexels.com/photos/8482894/pexels-photo-8482894.jpeg') center/cover no-repeat;
    color: #fff;
    padding: 100px 20px;
    text-align: center;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-btns {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
}

.btn-primary {
    background: #2563eb;
    color: #fff;
}

.btn-secondary {
    background: #ffffff;
    color: #0f172a;
}

.section {
    padding: 60px 0;
}

.section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2rem;
    color: #0f172a;
}

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

.card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card h3, .card p {
    padding: 20px;
}

.card h3 {
    padding-bottom: 0;
    color: #0f172a;
}

.bg-light {
    background: #fff;
}

.coverage-list {
    list-style: disc;
    max-width: 600px;
    margin: 0 auto;
    padding-left: 20px;
    font-size: 1.1rem;
}

.coverage-list li {
    margin-bottom: 10px;
}

.accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

details {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    cursor: pointer;
}

summary {
    font-weight: bold;
    font-size: 1.1rem;
    color: #0f172a;
}

details p {
    margin-top: 10px;
    color: #555;
}

footer {
    background: #0f172a;
    color: #fff;
    text-align: center;
    padding: 40px 20px;
}

footer a {
    color: #60a5fa;
    text-decoration: none;
}

.mobile-sticky-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: #2563eb;
    padding: 12px;
    text-align: center;
    z-index: 1000;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}

.sticky-btn {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero-content h1 {
        font-size: 1.8rem;
    }
    .mobile-sticky-bar {
        display: block;
    }
}