:root {
    --nx-primary: #6c5ce7;
    --nx-primary-dark: #4f46c7;
    --nx-secondary: #19c6b3;
    --nx-accent: #a9fbd7;
    --nx-bg: #07111f;
    --nx-bg-soft: #0d1a2a;
    --nx-surface: #122033;
    --nx-surface-light: #182a40;
    --nx-text: #f5f7fb;
    --nx-text-muted: #9eabc0;
    --nx-border: rgba(255, 255, 255, 0.1);
    --nx-success: #22c55e;
    --nx-warning: #f59e0b;
    --nx-danger: #ef4444;
    --nx-container: 1280px;
    --nx-radius-sm: 10px;
    --nx-radius-md: 18px;
    --nx-radius-lg: 28px;
    --nx-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
    --nx-transition: 180ms ease;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--nx-bg);
    color: var(--nx-text);
    font-family: Inter, Alexandria, sans-serif;
    line-height: 1.7;
}

    body.rtl {
        font-family: Alexandria, sans-serif;
    }

    body.ltr {
        font-family: Inter, sans-serif;
    }

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
}

.container {
    max-width: var(--nx-container);
}

.btn {
    border-radius: 999px;
    padding: 0.8rem 1.5rem;
    font-weight: 600;
    transition: var(--nx-transition);
}

.btn-primary {
    border-color: var(--nx-primary);
    background: linear-gradient( 135deg, var(--nx-primary), var(--nx-primary-dark));
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 12px 28px rgba(108, 92, 231, 0.35);
    }

.section {
    position: relative;
    padding: 7rem 0;
}

.section-label {
    display: inline-flex;
    margin-bottom: 1rem;
    color: var(--nx-secondary);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.section-title {
    max-width: 800px;
    margin-bottom: 1.25rem;
    font-size: clamp(2rem, 3vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
}

.section-description {
    max-width: 720px;
    color: var(--nx-text-muted);
    font-size: 1.08rem;
}