:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;

    --border-color: #333333;
    --border-radius-md: 0.5rem;
    --border-radius-circle: 300px;

    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;

    --accent-primary: #f80053;
    --accent-secondary: #f43172;

    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xl: 1.25rem;
    --font-size-lg: 1.125rem;
    --font-size-3xl:1.875rem;
    --font-size-5xl: 3rem;

    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.125rem;
    --spacing-xl: 1.25rem;
    --spacing-2xl: 1.5rem;

    --transition-normal: 0.3s ease;
}


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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: var(--bg-secondary);
            color: white;
            overflow-x: hidden;
        }

        header {
            position: fixed;
            top: 0;
            width: 100%;
            background: var(--bg-primary);
            backdrop-filter: blur(20px);
            z-index: 1000;
            transition: all 0.3s ease;
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 2rem;
        }


        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }

        .nav-links a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            position: relative;
        }

        .nav-links a:hover {
            color: var(--accent-secondary);
        }

        .header-btn {
            background: var(--accent-secondary);
            padding: 12px 24px;
            border-radius: var(--border-radius-md);
            color: white;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .header-btn:hover {
            background-color: #f80053;
        }

            .features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: var(--spacing-xl);
        margin-top: var(--spacing-2xl);
    }

    .features-card {
        background: transparent;
        padding: var(--spacing-xl);
        border-radius: var(--border-radius-md);
        border: 1px solid var(--border-color);
        padding-bottom: 300px;
        max-width: 400px;
    }


    .feature-icon {
        height: 60px;
        width: 60px;
        background:var(--bg-tertiary);
        border-radius: var(--border-radius-circle);
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: var(--spacing-lg);
        font-size: var(--font-size-3xl);
    }

    .features-card h3 {
        font-size: var(--font-size-xl);
        margin-bottom: var(--spacing-lg);
        color: var(--text-primary);
    }

    .features-card p {
        color: var(--text-secondary);
        line-height: 1.6;
    }