:root {
    --primary-color: #a6dcef;
    --secondary-color: #dfe7f3;
    --accent-color: #fdc5f5;
    --text-color: #333;
    --background-color: #f6f5f5;
    --link-hover-color: #6c63ff;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.app-bar {
    background-color: var(--primary-color);
    padding: 10px 0;
}

.logo-img {
    max-width: 60px !important;
    min-width: 40px !important;
}

.main {
    padding: 20px;
}

h1, h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.intro-section,
.portfolio-section,
.benefits-list,
.services-section,
.subscription-section {
    background-color: var(--secondary-color);
    border-radius: 10px;
    margin-bottom: 20px;
    padding: 20px;
    animation: fadeInUp 0.5s ease-in-out;
}

.responsive-img,
.portfolio-img,
.services-img {
    width: 100%;
    height: auto;
    max-width: 50%;
    min-width: 280px;
    transition: transform 0.3s ease;
}

.portfolio-img:hover {
    transform: scale(1.05);
}

.bullet-list {
    padding-left: 20px;
}

.bullet-list li {
    margin: 10px 0;
    line-height: 1.5em;
}

.image-text-container {
    gap: 20px;
}

.button.primary {
    background-color: var(--accent-color);
    border: none;
    color: #fff;
    padding: 10px 20px;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.button.primary:hover {
    background-color: var(--link-hover-color);
}

.footer {
    background-color: var(--primary-color);
    padding: 20px 10px;
    color: #fff;
}

.footer-links a {
    color: #fff;
    margin-right: 15px;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--link-hover-color);
}

.seo-text {
    margin-top: 20px;
    font-size: 0.8em;
    line-height: 1.4em;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 40px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@media only screen and (min-width: 768px) {
    .container {
        max-width: 700px;
        margin: 0 auto;
    }
}

@media only screen and (min-width: 1024px) {
    .container {
        max-width: 900px;
    }
}