/* Site-wide mobile refinements. Loaded after page-level styles. */
@media (max-width: 768px) {
    html {
        scroll-padding-top: 72px;
        -webkit-text-size-adjust: 100%;
    }

    body {
        padding-bottom: calc(58px + env(safe-area-inset-bottom));
    }

    body.mobile-menu-open { overflow: hidden; }

    main,
    main > * { min-width: 0; }

    img,
    video,
    svg,
    iframe { max-width: 100%; }

    nav {
        width: 100%;
        justify-content: space-between;
    }

    nav .logo { min-width: 0; }
    nav .hamburger { margin-left: auto; }

    .home-hero header:not(.scrolled) .hamburger {
        background: rgba(13, 27, 42, 0.58);
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.16);
        -webkit-backdrop-filter: blur(8px);
        backdrop-filter: blur(8px);
    }

    .mobile-menu {
        max-height: calc(100dvh - 64px);
        overflow-y: auto;
        overscroll-behavior: contain;
        padding-right: 20px;
        padding-bottom: calc(24px + env(safe-area-inset-bottom));
        padding-left: 20px;
    }

    .mobile-menu-links a,
    .mobile-menu-links summary {
        min-height: 48px;
        display: flex;
        align-items: center;
    }

    .container,
    .sub-inner {
        width: 100%;
        padding-right: 20px;
        padding-left: 20px;
    }

    .sub-hero,
    .article-hero,
    .tdlib-hero,
    .kb-hero { padding: 48px 20px 40px; }

    .sub-hero h1,
    .article-hero h1,
    .tdlib-hero h1,
    .kb-title,
    .td-title {
        font-size: clamp(1.85rem, 8vw, 2.4rem);
        line-height: 1.12;
        overflow-wrap: anywhere;
    }

    .sub-hero p,
    .article-hero p,
    .td-description {
        font-size: 1rem;
        line-height: 1.6;
    }

    .article-container,
    .kb-article,
    .td-article,
    .costs-container,
    .tdlib-container,
    .knowledge-container,
    .downloads-container,
    .projects-container,
    .project-content,
    .quote-container,
    .callback-container,
    .cpd-container {
        width: 100%;
        padding: 40px 20px 56px;
    }

    .article-container h2,
    .kb-extended h2,
    .costs-section h2 {
        font-size: clamp(1.45rem, 6vw, 1.85rem);
        line-height: 1.25;
    }

    .article-container p,
    .article-container li,
    .kb-article p,
    .kb-article li,
    .td-article p,
    .costs-container p,
    .costs-container li { overflow-wrap: break-word; }

    .article-figure,
    .kb-chart-figure,
    .td-thumbnail {
        margin-right: 0;
        margin-left: 0;
    }

    .blog-gate,
    .kb-gate,
    .td-gate,
    .costs-gate,
    .gate-section,
    .faq-box,
    .cta-box,
    .info-card,
    .trust-card,
    .contact-card,
    .topics-card {
        padding: 24px 20px;
        border-radius: 12px;
    }

    .blog-related-grid,
    .td-related-grid,
    .downloads-grid,
    .content-grid,
    .audience-cards { grid-template-columns: minmax(0, 1fr); }

    .comparison-table,
    .article-container table,
    .kb-article table,
    .td-article table {
        display: block;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    input,
    select,
    textarea {
        max-width: 100%;
        font-size: 16px;
    }

    button,
    input[type="submit"],
    .btn { min-height: 44px; }

    .genie-embed-wrapper,
    .genie-embed-wrapper iframe {
        width: 100%;
        min-width: 0;
    }

    footer { padding: 40px 20px 28px; }

    .footer-container {
        gap: 28px;
        margin-bottom: 30px;
    }

    .footer-bottom { padding-top: 24px; }

    .audience-inner {
        min-height: 50px;
        padding-bottom: calc(7px + env(safe-area-inset-bottom));
    }

    .audience-btn {
        min-height: 38px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .home-hero .hero h1 {
        font-size: clamp(1.75rem, 8vw, 2.2rem);
        letter-spacing: -0.02em;
    }

    .home-hero .hero-tagline { font-size: 0.94rem; }

    .applications-grid,
    .why-grid { grid-template-columns: minmax(0, 1fr); }

    .application-card p,
    .why-item p { font-size: 0.9rem; }

    .audience-inner {
        gap: 4px;
        padding-right: 6px;
        padding-left: 6px;
    }

    .audience-btn {
        padding: 6px 3px;
        font-size: 10px;
    }

    .mobile-menu-actions { flex-direction: column; }

    .mobile-menu-actions .phone-button,
    .mobile-menu-actions .quote-button {
        width: 100%;
        min-height: 46px;
    }

    .footer-logo,
    .social-links { justify-content: center; }
}