:root {
    --primary-color: #6c5ce7;
    --secondary-color: #a29bfe;
    --accent-color: #fd79a8;
    --text-color: #2d3436;
    --bg-color: #ffffff;
    --card-bg: #f8f9fa;
    --border-color: #dfe6e9;
}

@media (prefers-color-scheme: dark) {
    :root {
        --text-color: #f5f6fa;
        --bg-color: #2d3436;
        --card-bg: #1e272e;
        --border-color: #485460;
    }
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 3rem 0;
    text-align: center;
    margin-bottom: 2rem;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.badges {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 1rem 0;
}

.badge {
    display: inline-block;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.2);
}

section {
    margin: 3rem 0;
}

h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

h3 {
    font-size: 1.4rem;
    margin: 1.5rem 0 1rem;
    color: var(--secondary-color);
}

.card {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.feature-item {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

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

.step-list {
    list-style-type: none;
}

.step-list li {
    margin-bottom: 1.5rem;
    padding-left: 2.5rem;
    position: relative;
}

.step-list li:before {
    content: counter(step);
    counter-increment: step;
    position: absolute;
    left: 0;
    top: 0;
    width: 2rem;
    height: 2rem;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.button {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    transition: background 0.3s, transform 0.3s;
    margin: 0.5rem 0.5rem 0.5rem 0;
}

.button:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.button.secondary {
    background: var(--secondary-color);
}

.button.accent {
    background: var(--accent-color);
}

footer {
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
    border-top: 1px solid var(--border-color);
}

.screenshot {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin: 1.5rem 0;
    border: 1px solid var(--border-color);
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
}