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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    padding: 20px;
}

nav {
    background: #333;
    padding: 1rem;
    margin-bottom: 2rem;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

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

nav a:hover {
    color: #ddd;
}

main {
    max-width: 800px;
    margin: 0 auto;
}

h1 {
    margin-bottom: 1.5rem;
    color: #333;
}

.links-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.link-card {
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.link-card h3 {
    margin-bottom: 1rem;
    color: #444;
}

.link-card ul {
    list-style: none;
}

.link-card a {
    color: #0066cc;
    text-decoration: none;
    line-height: 2;
}

.link-card a:hover {
    text-decoration: underline;
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: #444;
}

input, textarea {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
}

textarea {
    height: 150px;
    resize: vertical;
}

.button-group {
    display: flex;
    gap: 1rem;
    margin: 1rem 0;
}

.selector-btn {
    padding: 0.5rem 1rem;
    border: 1px solid #0066cc;
    background: white;
    color: #0066cc;
    border-radius: 4px;
    cursor: pointer;
}

.selector-btn.active {
    background: #0066cc;
    color: white;
}

.submit-btn {
    padding: 0.75rem 1.5rem;
    background: #0066cc;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.submit-btn:hover {
    background: #0052a3;
}

.logo-container {
    text-align: center;
    margin-bottom: 2rem;
}

.main-logo {
    max-width: 400px;
    height: auto;
}

.feature-section {
    margin: 2rem auto;
    max-width: 900px;
    padding: 2rem;
    background-color: #f8f9fa;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.feature-section:first-of-type .scenario-image {
    max-width: 60%;
    height: auto;
    margin: 0 auto;
    display: block;
}

.feature-image {
    text-align: center;
    margin-bottom: 2rem;
}

.scenario-image {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
}

.feature-content {
    text-align: center;
}

.feature-content h2 {
    color: #333;
    margin-bottom: 1rem;
}

.feature-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.cta-button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: #0066cc;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: #0052a3;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.cta-button.secondary {
    background-color: #0066cc;
    color: white;
    border: 2px solid #0066cc;
}

.cta-button.secondary:hover {
    background-color: white;
    color: #0066cc;
}

.feature-list {
    text-align: left;
    max-width: 600px;
    margin: 2rem auto;
}

.feature-list ul {
    list-style: none;
}

.feature-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
    color: #444;
}

.feature-list li:before {
    content: "•";
    color: #0066cc;
    font-size: 1.2em;
    position: absolute;
    left: 0;
    top: -2px;
}

.hiss-section {
    background-color: #f0f8ff;
    border-top: 3px solid #0066cc;
    margin-top: 3rem;
}

.hiss-section .scenario-image {
    max-width: 250px;
    margin: 0 auto;
}