:root {
    --primary-color: #1E88E5;
    --secondary-color: #4CAF50;
    --text-color: #333333;
    --section-1-bg: #E3F2FD;
    --section-2-bg: #E8F5E9;
    --section-3-bg: #F1F8E9;
    --section-4-bg: #F9FBE7;
}

body {
    font-family: 'Roboto', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

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

/* Header Styles */
header {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 0;
}

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

.logo {
    font-size: 2rem;
    font-weight: bold;
}

nav ul {
    list-style-type: none;
    padding: 0;
    display: flex;
}

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

nav ul li a {
    color: white;
    text-decoration: none;
}

/* Hero Section */
.hero {
    background-image: url('../images/hero-image.jpg');
    background-size: cover;
    background-position: center;
    color: black;
    text-align: center;
    padding: 4rem 0;
}

.hero h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 1rem;
    border-radius: 5px;
}

.hero p {
    font-size: 1rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 1rem;
    border-radius: 5px;
}

/* Button Styles */
.cta-button {
    display: inline-block;
    background-color: var(--secondary-color);
    color: white;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: #e55b00;
}

/* Features Section */
.features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin: 2rem 0;
}

.feature {
    flex-basis: 100%;
    background-color: white;
    padding: 2rem;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    text-align: center;
}

.feature i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Section Styles */
.section {
    padding: 4rem 0;
}

.section-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.section-text {
    flex-basis: 100%;
    margin-bottom: 2rem;
}

.section-image {
    flex-basis: 100%;
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.section-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 5px;
}

/* Section Backgrounds */
#features { background-color: var(--section-1-bg); }
#about { 
    background-image: url('../images/hero-image.jpg');
    background-size: cover;
    background-position: center;
    color: black;
}
#benefits { background-color: var(--section-1-bg); }
#contact { 
    background-image: url('../images/hero-image.jpg');
    background-size: cover;
    background-position: center;
    color: black;
}

/* Footer and Social Icons */
footer {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    padding: 1rem 0;
}

.centered {
    text-align: center;
}

.social-icons {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.social-icons a {
    color: #E3F2FD;
    font-size: 1.5rem;
    transition: all 0.3s ease;
    padding: 8px;
}

.social-icons a:hover {
    color: var(--secondary-color);
    transform: translateY(-3px);
}

/* Media Queries */
@media screen and (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    nav ul li {
        margin: 0;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }
}

@media screen and (min-width: 768px) {
    .features {
        flex-direction: row;
        justify-content: space-between;
        margin: 4rem 0;
    }

    .feature {
        flex-basis: 30%;
    }

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

    .hero p {
        font-size: 1.2rem;
    }

    .section-text {
        flex-basis: 60%;
        margin-bottom: 0;
    }

    .section-image {
        flex-basis: 35%;
        padding-bottom: 19.6875%;
    }
}