/* Version 3 - Responsive Styles */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.75rem;
    }

    .section-heading {
        font-size: 2.25rem;
    }

    .hero-grid {
        gap: 3rem;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .modules-layout {
        grid-template-columns: 1fr;
    }

    .module-card.featured {
        grid-column: span 1;
    }

    .about-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .main-nav {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        background: var(--bg-white);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        align-items: flex-start;
        padding: 2rem;
        gap: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition);
        box-shadow: var(--shadow-md);
    }

    /* ensure nav overlays content and is above header */
    .main-nav {
        z-index: 200;
    }

    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
    }

    .mobile-toggle {
        display: flex;
        z-index: 220;
    }

    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }

    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero-banner {
        padding: 3rem 0;
    }

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

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .trust-signals {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-visual {
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }

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

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

    .video-item.primary {
        grid-column: span 1;
    }

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

    .contact-form {
        grid-template-columns: 1fr;
    }

    .form-field.full-width {
        grid-column: span 1;
    }

    .contact-form button[type="submit"] {
        grid-column: span 1;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .footer-legal {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .wrapper {
        padding: 0 1rem;
    }

    .hero-title {
        font-size: 1.875rem;
    }

    .section-heading {
        font-size: 1.875rem;
    }

    .hero-visual {
        grid-template-columns: 1fr;
    }

    .module-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .module-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .contact-box {
        padding: 2rem 1.5rem;
    }
}