:root {
    --primary: #3498db;
    --secondary: #2c3e50;
    --accent: #e74c3c;
    --light: #ecf0f1;
    --dark: #2c3e50;
    --success: #2ecc71;
    --warning: #f39c12;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

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

header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 60px 0 40px;
    position: relative;
    overflow: hidden;
}

header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

header .container {
    position: relative;
    z-index: 2;
}

h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    font-weight: 700;
}

h2 {
    font-size: 2.2rem;
    margin: 40px 0 20px;
    color: var(--secondary);
    border-bottom: 2px solid var(--primary);
    padding-bottom: 10px;
}

h3 {
    font-size: 1.5rem;
    margin: 30px 0 15px;
    color: var(--secondary);
}

p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.subtitle {
    font-size: 1.3rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.cta-buttons {
    margin: 30px 0;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    margin-right: 15px;
    margin-bottom: 15px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    border: 2px solid var(--primary);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background-color: var(--primary);
    color: white;
}

.features {
    padding: 60px 0;
    background-color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.feature-card {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--primary);
}

.feature-title {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--secondary);
}

.license-text {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.license-card {
    background-color: white;
    border-radius: 8px;
    padding: 40px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.license-text p {
    margin-bottom: 30px;
}

.license-text h3 {
    border-left: 4px solid var(--primary);
    padding-left: 15px;
}

.faq {
    padding: 60px 0;
}

.accordion {
    margin-top: 30px;
}

.accordion-item {
    margin-bottom: 15px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #e0e0e0;
}

.accordion-header {
    background-color: white;
    padding: 20px;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-header:hover {
    background-color: #f8f9fa;
}

.accordion-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background-color: white;
}

.accordion-content.active {
    padding: 20px;
    max-height: 500px;
}

.comparison {
    padding: 60px 0;
    background-color: #f8f9fa;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
    background-color: white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border-radius: 8px;
    overflow: hidden;
}

th,
td {
    padding: 15px 20px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

th {
    background-color: var(--secondary);
    color: white;
}

tr:nth-child(even) {
    background-color: #f8f9fa;
}

tr td:first-child {
    font-weight: 600;
}

.use-cases {
    padding: 60px 0;
}

.use-case-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.use-case-card {
    background-color: white;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.use-case-card h3 {
    margin-top: 0;
}

footer {
    background-color: var(--secondary);
    color: white;
    padding: 40px 0;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin: 20px 0;
}

.footer-links a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    .features-grid,
    .use-case-cards {
        grid-template-columns: 1fr;
    }

    table {
        display: block;
        overflow-x: auto;
    }
}

/* Navigation */
nav {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo svg {
    margin-right: 10px;
    height: 24px;
    width: 24px;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 20px;
}

.nav-links a {
    text-decoration: none;
    color: var(--secondary);
    font-weight: 600;
    padding: 8px 12px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.nav-links a:hover {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--primary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--secondary);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: white;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        padding: 20px;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 10px 0;
    }

    .mobile-menu-btn {
        display: block;
    }
}

.md-ul, .md-ol {
    margin-left: 0;
    padding-left: 1em;
}
.md-ul .md-ul, .md-ol .md-ol,
.md-ul .md-ol, .md-ol .md-ul {
    margin-left: 1em;
}