/* Basic Reset & Page Setup */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Navigation */
header {
    background: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
    color: #0056b3;
}

nav ul {
    list-style: none;
    display: flex;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #0056b3;
}

/* Hero Section */
.hero {
    background: linear-gradient(to right, #0056b3, #007bff);
    color: #fff;
    text-align: center;
    padding: 80px 20px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 2rem auto;
}

.cta-button {
    display: inline-block;
    background: #fff;
    color: #0056b3;
    padding: 12px 25px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 5px;
    transition: transform 0.2s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
}

/* Sections */
.section-light {
    background: #fff;
    padding: 60px 20px;
}
.section-dark {
    background: #e9ecef;
    padding: 60px 20px;
}

section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.2rem;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    border-left: 5px solid #007bff;
}

.service-card h3 {
    margin-bottom: 15px;
    color: #0056b3;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
}

.contact-form button {
    padding: 15px;
    background: #007bff;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 1.1rem;
    cursor: not-allowed;
    transition: background-color 0.3s ease;
}

/* Footer */
footer {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    nav ul {
        margin-top: 10px;
    }
    nav ul li {
        margin: 0 10px;
    }
    .hero h1 {
        font-size: 2.2rem;
    }
}