/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    color: #fff;
    background-color: #f5f5f5;
    line-height: 1.6;
}

header {
    background-color: #0c1022;
    color: #fff;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
}

#logo h1 {
    font-size: 1.8rem;
    color: #f5863f;
}

#nav_elements a {
    color: #fff;
    text-decoration: none;
    margin: 0 15px;
    font-size: 1rem;
    transition: color 0.3s;
}

#nav_elements a:hover {
    color: #f5863f;
}

main {
    padding: 20px;
}

/* Hero Section */
#hero_section {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    background: radial-gradient(circle at 100%, #290058, #0c1022 50%, #290058 75%, #0c1022 75%);
    padding: 50px 20px;
    color: #fff;
    border-radius: 10px;
    margin: 20px 0;
}

.hero_content {
    flex: 1;
    max-width: 500px;
}

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

.hero_content p {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.cta_button {
    background-color: #f5863f;
    color: #fff;
    border: none;
    padding: 10px 20px;
    font-size: 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.cta_button:hover {
    background-color: #ff7e3a;
}

.hero_image {
    flex: 1;
    text-align: center;
}

.hero_image img {
    width: 100%;
    max-width: 400px;
    border-radius: 10px;
}

/* Features Section */
#features_section {
    margin: 20px 0;
    padding: 20px;
}

#features_section h2 {
    text-align: center;
    color: #1e5113;
    margin-bottom: 20px;
}

.features_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.feature_card {
    background: #1b1b2f;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature_card:hover {
    transform: translateY(-5px);
    box-shadow: 0px 8px 10px rgba(0, 0, 0, 0.2);
}

.feature_card span {
    font-size: 3rem;
    color: #f5863f;
    margin-bottom: 10px;
    display: inline-block;
}

.feature_card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

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

/* Prototype Section */
#prototype_section {
    margin: 20px 0;
    padding: 20px;
}

#prototype_section h2 {
    text-align: center;
    color: #1e5113;
    margin-bottom: 20px;
}

.prototype_tools {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.tool {
    background: #1b1b2f;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
}

.tool h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #1e5113;
}

.tool input {
    width: calc(100% - 20px);
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

#bill-list {
    list-style: none;
    margin-top: 10px;
}

#bill-list li {
    background: #f5f5f5;
    padding: 10px;
    margin-bottom: 5px;
    border-radius: 5px;
    border: 1px solid #ddd;
    transition: background 0.3s ease;
}

#bill-list li:hover {
    background: #eaeaea;
}

/* Call to Action Section */
#cta_section {
    background: radial-gradient(circle at bottom, #290058, #0c1022 50%, #290058 75%, #0c1022 75%);
    color: #fff;
    text-align: center;
    padding: 50px 20px;
    border-radius: 10px;
    margin: 20px 0;
}

#cta_section h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

footer {
    text-align: center;
    padding: 10px;
    background-color: #0c1022;
    color: #fff;
    font-size: 0.9rem;
    margin-top: 20px;
}