/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: #0066cc;
    transition: color 0.3s;
}

a:hover {
    color: #004499;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #0066cc;
    color: #fff;
    border-radius: 4px;
    font-weight: 500;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #004499;
    color: #fff;
}

/* Header Styles */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: baseline;
}

.logo h1 {
    font-size: 24px;
    color: #0066cc;
}

.logo h1 a {
    color: inherit;
}

.logo span {
    margin-left: 10px;
    font-size: 16px;
    color: #666;
}

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

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    font-weight: 500;
    color: #555;
}

nav ul li a:hover {
    color: #0066cc;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 60px 0;
    background: linear-gradient(135deg, #ff0000, #cc0000);
    color: #fff;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.download-box {
    max-width: 700px;
    margin: 0 auto 30px;
    display: flex;
}

.download-box input {
    flex: 1;
    padding: 15px;
    border: none;
    border-radius: 4px 0 0 4px;
    font-size: 16px;
}

.download-btn {
    padding: 15px 25px;
    background-color: #333;
    color: #fff;
    border: none;
    border-radius: 0 4px 4px 0;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

.download-btn:hover {
    background-color: #000;
}

.examples {
    margin-top: 20px;
    font-size: 14px;
}

.example-url {
    font-family: monospace;
    background-color: rgba(0,0,0,0.2);
    padding: 2px 5px;
    border-radius: 3px;
}

/* Features Section */
.features {
    padding: 60px 0;
    background-color: #fff;
}

.features h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #333;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-item {
    text-align: center;
    padding: 25px;
    border-radius: 8px;
    background-color: #f9f9f9;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.feature-item img {
    width: 60px;
    height: 60px;
    margin-bottom: 15px;
}

.feature-item h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: #cc0000;
}

.feature-item p {
    color: #666;
    font-size: 14px;
}

/* How It Works Section */
.how-it-works {
    padding: 60px 0;
    background-color: #f5f5f5;
}

.how-it-works h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #333;
}

.steps {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.step {
    text-align: center;
    flex: 1;
    min-width: 200px;
    max-width: 250px;
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: #cc0000;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 15px;
}

.step p {
    color: #666;
}

/* Format Info Section */
.format-info {
    padding: 60px 0;
    background-color: #fff;
}

.format-info h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #333;
}

.format-table {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 auto;
    max-width: 800px;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f5f5f5;
    font-weight: 600;
}

tr:hover {
    background-color: #f9f9f9;
}

/* FAQ Preview Section */
.faq-preview {
    padding: 60px 0;
    background-color: #f5f5f5;
}

.faq-preview h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #333;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.faq-item {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.faq-item h4 {
    color: #cc0000;
    margin-bottom: 10px;
}

.faq-item p {
    color: #666;
    font-size: 14px;
}

.more-faq {
    text-align: center;
}

/* Footer Styles */
footer {
    background-color: #222;
    color: #fff;
    padding: 50px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-col h5 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: #fff;
}

.footer-col p {
    color: #bbb;
    font-size: 14px;
    margin-bottom: 15px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: #bbb;
    font-size: 14px;
}

.footer-col ul li a:hover {
    color: #fff;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
    color: #bbb;
    font-size: 14px;
}

/* Responsive Styles */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        padding: 15px;
    }

    .logo {
        margin-bottom: 15px;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }

    nav ul li {
        margin: 5px 10px;
    }

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

    .download-box {
        flex-direction: column;
    }

    .download-box input {
        border-radius: 4px;
        margin-bottom: 10px;
    }

    .download-btn {
        border-radius: 4px;
    }

    .steps {
        flex-direction: column;
        align-items: center;
    }

    .step {
        margin-bottom: 30px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 40px 0;
    }

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

    .feature-grid, .faq-grid {
        grid-template-columns: 1fr;
    }
}