/* Reset and base styles */
* {
    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: #f4f4f4;
}

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

/* Header and Navigation */
header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
}

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

nav h1 {
    font-size: 1.8rem;
}

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

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #3498db;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    background-color: #3498db;
    color: white;
    padding: 0.8rem 1.5rem;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background-color: #2980b9;
}

.download-btn {
    background-color: #27ae60;
}

.download-btn:hover {
    background-color: #229954;
}

/* Features Section */
.features {
    padding: 4rem 0;
    background-color: white;
}

.features h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature {
    padding: 1.5rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    text-align: center;
}

.feature h3 {
    margin-bottom: 1rem;
    color: #2c3e50;
}

/* Download Section */
.download {
    padding: 4rem 0;
    background-color: #f8f9fa;
    text-align: center;
}

.download h2 {
    margin-bottom: 1rem;
    font-size: 2rem;
}

.download p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

/* Docs Section */
.docs {
    padding: 4rem 0;
    background-color: white;
}

.docs h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
}

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

.doc-section {
    padding: 1.5rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    text-align: center;
}

.doc-section h3 {
    margin-bottom: 1rem;
    color: #2c3e50;
}
.docs-full {
    padding: 4rem 0;
    background-color: white;
}

.docs-header {
    text-align: center;
    margin-bottom: 3rem;
}

.docs-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.docs-intro {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.docs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.doc-card {
    background: white;
    border: 1px solid #e1e8ed;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.doc-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-color: #3498db;
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.doc-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.doc-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.card-link {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.card-link:hover {
    color: #2980b9;
}

.doc-content {
    max-width: 800px;
    margin: 0 auto;
}

.doc-content h3 {
    color: #2c3e50;
    margin-top: 2rem;
    margin-bottom: 1rem;
    border-bottom: 2px solid #3498db;
    padding-bottom: 0.5rem;
}

.doc-content h4 {
    color: #34495e;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.doc-content ul, .doc-content ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.doc-content li {
    margin-bottom: 0.5rem;
}

.doc-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.doc-content code {
    background-color: #f8f9fa;
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
}

.doc-content strong {
    color: #2c3e50;
}

.doc-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
    background-color: white;
}

.doc-content th, .doc-content td {
    border: 1px solid #ddd;
    padding: 0.75rem;
    text-align: left;
}

.doc-content th {
    background-color: #f8f9fa;
    font-weight: bold;
    color: #2c3e50;
}

.doc-content tr:nth-child(even) {
    background-color: #f9f9f9;
}

.doc-content dl {
    margin: 1rem 0;
}

.doc-content dt {
    font-weight: bold;
    color: #2c3e50;
    margin-top: 1rem;
}

.doc-content dd {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

/* About Section */
.about {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.about-hero {
    max-width: 600px;
    margin: 0 auto 3rem;
}

.about-hero p {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.6;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.about-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.15);
}

.about-card h3 {
    color: #3498db;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.about-card p {
    color: #555;
    line-height: 1.6;
}

/* Footer */
footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 1rem 0;
}

/* Privacy Page */
.privacy-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

.privacy-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #e1e8ed;
}

.privacy-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: #2c3e50;
}

.last-updated {
    color: #666;
    font-style: italic;
    font-size: 0.9rem;
}

.privacy-content {
    margin-bottom: 2rem;
}

.privacy-section {
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #f0f0f0;
}

.privacy-section:last-child {
    border-bottom: none;
}

.privacy-section h2 {
    font-size: 1.5rem;
    color: #2c3e50;
    margin-bottom: 1rem;
    font-weight: 600;
}

.privacy-section h3 {
    font-size: 1.1rem;
    color: #34495e;
    margin: 1.5rem 0 0.5rem 0;
    font-weight: 600;
}

.privacy-section p {
    margin-bottom: 1rem;
    color: #555;
}

.privacy-section ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.privacy-section li {
    margin-bottom: 0.5rem;
    color: #555;
}

.privacy-section strong {
    color: #2c3e50;
}

.privacy-section a {
    color: #3498db;
    text-decoration: none;
}

.privacy-section a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    nav .container {
        flex-direction: column;
    }

    nav ul {
        flex-direction: column;
        margin-top: 1rem;
        text-align: center;
    }

    nav ul li {
        margin: 0.5rem 0;
    }

    .hero {
        padding: 2rem 0;
    }

    .hero h2 {
        font-size: 2rem;
    }

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

    .download {
        padding: 2rem 0;
    }

    .download h2 {
        font-size: 1.5rem;
    }

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

    .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }

    .feature-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .doc-content {
        padding: 0;
    }

    .doc-content table {
        font-size: 0.9rem;
        overflow-x: auto;
        display: block;
        white-space: nowrap;
    }

    .doc-content th, .doc-content td {
        padding: 0.5rem;
        white-space: normal;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .docs-grid {
        grid-template-columns: 1fr;
    }

    .privacy-header h1 {
        font-size: 2rem;
    }

    .privacy-container {
        padding: 1rem;
    }

    .privacy-section {
        margin-bottom: 2rem;
        padding-bottom: 1.5rem;
    }

    .privacy-section h2 {
        font-size: 1.3rem;
    }

    .privacy-section h3 {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }

    .hero h2 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 0.9rem;
    }

    .download h2 {
        font-size: 1.3rem;
    }

    .download p {
        font-size: 0.9rem;
    }

    nav h1 {
        font-size: 1.5rem;
    }

    .privacy-header h1 {
        font-size: 1.8rem;
    }

    .privacy-section h2 {
        font-size: 1.2rem;
    }
}