/* Sierra Reader mobile website enhancements */
@media (max-width: 760px) {

    /* Center the header/logo */
    header .container,
    .site-header .container,
    .header-inner,
    .topbar .container {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
        gap: 12px !important;
    }

    .brand,
    .site-brand {
        width: 100% !important;
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        text-align: center !important;
        margin: 0 auto !important;
    }

    .site-logo,
    .site-header-logo,
    .brand img,
    .site-brand img {
        display: block !important;
        margin: 0 auto !important;
        width: auto !important;
        height: auto !important;
        max-width: 290px !important;
        max-height: 82px !important;
    }

    /* Existing desktop nav remains untouched in HTML.
       JS hides its links and creates a mobile dropdown copy. */
    nav {
        width: 100% !important;
        text-align: center !important;
    }

    body.sierra-mobile-nav-ready nav > a {
        display: none !important;
    }

    .sierra-mobile-menu-button {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 9px;
        min-width: 112px;
        height: 44px;
        margin: 0 auto;
        padding: 0 16px;
        border: 1px solid rgba(0,0,0,.10);
        border-radius: 999px;
        background: #ffffff;
        color: #222;
        cursor: pointer;
        box-shadow: 0 4px 14px rgba(0,0,0,.08);
        font-weight: 700;
        font-size: 15px;
    }

    .sierra-mobile-menu-button .menu-icon {
        width: 20px;
        display: flex;
        flex-direction: column;
        gap: 4px;
    }

    .sierra-mobile-menu-button .menu-icon span {
        display: block;
        width: 100%;
        height: 2px;
        border-radius: 2px;
        background: currentColor;
        transition: transform .2s ease, opacity .2s ease;
    }

    .sierra-mobile-menu-button[aria-expanded="true"] .menu-icon span:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

    .sierra-mobile-menu-button[aria-expanded="true"] .menu-icon span:nth-child(2) {
        opacity: 0;
    }

    .sierra-mobile-menu-button[aria-expanded="true"] .menu-icon span:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    .sierra-mobile-menu {
        display: none;
        width: min(92%, 340px);
        margin: 8px auto 0;
        padding: 8px;
        border: 1px solid rgba(0,0,0,.10);
        border-radius: 12px;
        background: #fff;
        box-shadow: 0 8px 24px rgba(0,0,0,.10);
    }

    .sierra-mobile-menu.is-open {
        display: block;
    }

    .sierra-mobile-menu a {
        display: block !important;
        width: 100% !important;
        padding: 12px 14px !important;
        margin: 0 !important;
        text-align: center !important;
        text-decoration: none !important;
        border-radius: 8px;
    }

    .sierra-mobile-menu a:hover,
    .sierra-mobile-menu a:focus {
        background: rgba(0,0,0,.05);
    }

    /* Hero buttons: smaller, centered, stacked */
    .hero-buttons,
    .hero-actions,
    .hero .actions,
    .home-hero .actions,
    .homepage-hero .actions {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 10px !important;
        width: 100% !important;
    }

    .hero-buttons a,
    .hero-buttons .btn,
    .hero-actions a,
    .hero-actions .btn,
    .hero .actions a,
    .hero .actions .btn,
    .home-hero .actions a,
    .home-hero .actions .btn,
    .homepage-hero .actions a,
    .homepage-hero .actions .btn {
        display: block !important;
        width: auto !important;
        min-width: 205px !important;
        max-width: 255px !important;
        padding: 10px 16px !important;
        margin: 0 auto !important;
        font-size: 16px !important;
        line-height: 1.2 !important;
        text-align: center !important;
        border-radius: 10px !important;
    }
}

@media (min-width: 761px) {
    .sierra-mobile-menu-button,
    .sierra-mobile-menu {
        display: none !important;
    }
}