/* Reset some defaults */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    background-color: #f5f6fa;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* Header */
header {
    background-color: #fff;
    padding: 20px 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

header .logo img {
    height: 50px;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: flex-end;
    gap: 20px;
}

nav ul li a {
    text-decoration: none;
    color: #333;
    font-weight: bold;
    padding: 8px 12px;
    transition: all 0.3s ease;
}

nav ul li a:hover,
nav ul li a.active {
    background-color: #4B7BE5;
    color: #fff;
    border-radius: 6px;
}

/* Hero Section */
.hero {
    background: url('../images/banner.jpg') no-repeat center center/cover;
    color: #fff;
    text-align: center;
    padding: 120px 20px;
    position: relative;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.btn-primary {
    display: inline-block;
    background-color: #4B7BE5;
    color: #fff;
    padding: 14px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #365fc0;
}

/* Features Section */
.features {
    padding: 80px 0;
    text-align: center;
}

.features h2 {
    font-size: 2.5rem;
    margin-bottom: 40px;
}

.feature-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
}

.card {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    width: 300px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.card h3 {
    margin-bottom: 15px;
    color: #4B7BE5;
}

/* Footer */
footer {
    background-color: #fff;
    padding: 30px 0;
    text-align: center;
    font-size: 0.9rem;
    color: #888;
    border-top: 1px solid #ddd;
}

footer a {
    color: #4B7BE5;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        gap: 10px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .feature-cards {
        flex-direction: column;
        gap: 20px;
    }
}