.prl-template-main,
.prl-library-wrap,
.prl-library-wrap * {
    box-sizing: border-box;
}

.prl-template-main {
    background: #f8f5f1;
}

.prl-library-wrap {
    max-width: 1280px;
    margin: 0 auto;
    padding: 30px 20px 90px;
    color: #1e1c19;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.prl-hero {
    background: linear-gradient(180deg, #f7f1e9 0%, #fbf8f4 100%);
    border: 1px solid #eadfce;
    border-radius: 32px;
    padding: 56px 36px;
    margin-bottom: 42px;
}

.prl-hero-inner {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.prl-kicker {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #9a704d;
    margin-bottom: 16px;
}

.prl-hero h1,
.prl-single-header h1 {
    font-size: clamp(36px, 5vw, 64px);
    line-height: 1.05;
    margin: 0 0 18px;
    font-weight: 500;
    letter-spacing: -0.03em;
}

.prl-hero p,
.prl-single-blurb,
.prl-section-head p,
.prl-guide-card-body p,
.prl-single-content p,
.prl-inline-cta p,
.prl-bottom-cta p,
.prl-article-toc,
.prl-chip-card small,
.prl-admin-wrap p,
.prl-bottom-cta p {
    color: #5f5a54;
    font-size: 17px;
    line-height: 1.72;
}

.prl-intro {
    font-size: 20px !important;
    color: #322c27 !important;
}

.prl-hero-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 28px;
}

.prl-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 24px;
    border-radius: 999px;
    background: #a56f45;
    color: #fff !important;
    text-decoration: none !important;
    font-weight: 600;
    transition: transform .2s ease, opacity .2s ease;
}

.prl-button:hover,
.prl-button:focus {
    transform: translateY(-1px);
    opacity: .95;
}

.prl-button-secondary {
    background: #fff;
    color: #1e1c19 !important;
    border: 1px solid #eadfce;
}

.prl-section {
    margin-bottom: 52px;
}

.prl-section-head {
    text-align: center;
    max-width: 860px;
    margin: 0 auto 28px;
}

.prl-section-head h2,
.prl-bottom-cta h2,
.prl-inline-cta h2,
.prl-article h2 {
    font-size: clamp(28px, 3.7vw, 46px);
    line-height: 1.15;
    margin: 0 0 14px;
    font-weight: 500;
    letter-spacing: -0.02em;
}

.prl-category-grid,
.prl-guide-grid,
.prl-concern-grid,
.prl-card-grid,
.prl-admin-grid {
    display: grid;
    gap: 24px;
}

.prl-category-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.prl-guide-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.prl-concern-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.prl-category-card,
.prl-guide-card,
.prl-concern-card,
.prl-chip-card,
.prl-single,
.prl-inline-cta,
.prl-bottom-cta-inner,
.prl-empty,
.prl-card {
    background: #fff;
    border: 1px solid #eadfce;
    border-radius: 24px;
}

.prl-category-card,
.prl-concern-card,
.prl-chip-card {
    text-decoration: none !important;
    color: inherit;
}

.prl-category-card {
    padding: 28px;
    min-height: 240px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 12px 40px rgba(32, 18, 8, 0.03);
}

.prl-category-card h3,
.prl-guide-card h3,
.prl-article-section h3 {
    font-size: 26px;
    line-height: 1.22;
    font-weight: 500;
    margin: 0 0 12px;
}

.prl-category-card p {
    flex: 1;
}

.prl-category-count,
.prl-term-list a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    border-radius: 999px;
    background: #f7f1e9;
    color: #8b5f3f !important;
    text-decoration: none !important;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.prl-text-link {
    color: #8b5f3f;
    font-weight: 600;
    margin-top: 10px;
}

.prl-guide-card {
    overflow: hidden;
}

.prl-guide-thumb img,
.prl-single-featured-image img {
    display: block;
    width: 100%;
    height: auto;
}

.prl-guide-thumb img {
    height: 250px;
    object-fit: cover;
}

.prl-guide-card-body {
    padding: 24px;
}

.prl-guide-card-body h3 a {
    color: #1e1c19;
    text-decoration: none;
}

.prl-term-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.prl-muted {
    background: #f1e8dc;
    padding: 30px;
    border-radius: 28px;
}

.prl-chip-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.prl-chip-grid-large {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.prl-chip-card {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 120px;
}

.prl-chip-card strong {
    font-size: 20px;
    color: #1e1c19;
}

.prl-concern-card {
    padding: 20px 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
}

.prl-single {
    padding: 40px;
    margin-bottom: 42px;
}

.prl-single-header {
    max-width: 920px;
    margin: 0 auto 28px;
    text-align: center;
}

.prl-single-featured-image {
    max-width: 980px;
    margin: 0 auto 34px;
    overflow: hidden;
    border-radius: 26px;
}

.prl-single-content {
    max-width: 840px;
    margin: 0 auto;
}

.prl-article-toc {
    background: #f7f1e9;
    border: 1px solid #eadfce;
    border-radius: 20px;
    padding: 22px;
    margin: 30px 0;
}

.prl-article-toc ol {
    margin: 12px 0 0 18px;
}

.prl-article-toc a {
    color: #8b5f3f;
    text-decoration: none;
}

.prl-article-section {
    margin-bottom: 28px;
}

.prl-article-section ul {
    padding-left: 22px;
}

.prl-inline-cta,
.prl-bottom-cta-inner {
    text-align: center;
    padding: 36px;
}

.prl-bottom-cta {
    margin-top: 24px;
}

.prl-empty {
    grid-column: 1 / -1;
    padding: 40px;
    text-align: center;
}

@media (max-width: 1100px) {
    .prl-category-grid,
    .prl-guide-grid,
    .prl-chip-grid-large,
    .prl-concern-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 782px) {
    .prl-library-wrap {
        padding: 20px 16px 64px;
    }

    .prl-hero,
    .prl-single,
    .prl-bottom-cta-inner,
    .prl-inline-cta {
        padding: 30px 22px;
    }

    .prl-category-grid,
    .prl-guide-grid,
    .prl-concern-grid,
    .prl-chip-grid,
    .prl-chip-grid-large,
    .prl-card-grid,
    .prl-admin-grid {
        grid-template-columns: 1fr;
    }
}

/* =========================================================
   Peptide Library v1.7: isolated Elementor Menu Cart controller
   -------------------------------------------------------------
   Applies ONLY to Peptide Library frontend routes (main archive, categories, and guides).

   Closed is the CSS default, so the drawer cannot flash/open on
   initial page load even before JavaScript executes. JavaScript
   adds .prl-cart-open only after an intentional visitor click.
========================================================= */

body.prl-library-route .elementor-menu-cart__wrapper .elementor-menu-cart__container,
body.prl-library-route .elementor-menu-cart__wrapper .elementor-menu-cart__main {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

body.prl-library-route .elementor-menu-cart__wrapper .elementor-menu-cart__container {
    display: none !important;
}

body.prl-library-route .elementor-menu-cart__wrapper .elementor-menu-cart__main {
    transform: translateX(110%) !important;
}

/* Only our own explicit user-controlled state is allowed to display the cart. */
body.prl-library-route .elementor-menu-cart__wrapper.prl-cart-open .elementor-menu-cart__container {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
}

body.prl-library-route .elementor-menu-cart__wrapper.prl-cart-open .elementor-menu-cart__main {
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    transform: translateX(0) !important;
}

/* Keep the page from scrolling behind the intentionally opened drawer. */
html.prl-cart-modal-open,
body.prl-library-route.prl-cart-modal-open {
    overflow: hidden !important;
}

/* Make sure the close control remains clickable/focusable above cart content. */
body.prl-library-route .elementor-menu-cart__wrapper.prl-cart-open .elementor-menu-cart__close-button,
body.prl-library-route .elementor-menu-cart__wrapper.prl-cart-open .elementor-menu-cart__close-button-custom {
    pointer-events: auto !important;
    cursor: pointer !important;
    position: relative;
    z-index: 3;
}


/* =========================================================
   Peptide Library v1.7 editorial archive
   Reference direction: clean educational library with a left
   intro, right search, horizontal topic filters, sort controls,
   result count, and article grid.
========================================================= */

body.prl-library-route .prl-template-main {
    background: #fff;
}

.prl-library-editorial {
    max-width: 1380px;
    padding-top: 58px;
    background: #fff;
}

.prl-editorial-intro {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(360px, .85fr);
    gap: clamp(50px, 9vw, 150px);
    align-items: start;
    padding: 0 6px 64px;
}

.prl-editorial-copy {
    max-width: 680px;
}

.prl-editorial-copy h1 {
    margin: 0 0 22px;
    color: #111820;
    font-size: clamp(38px, 4.5vw, 64px);
    line-height: 1.04;
    letter-spacing: -0.035em;
    font-weight: 600;
}

.prl-editorial-copy > p {
    margin: 0 0 14px;
    max-width: 650px;
    color: #222;
    font-size: 17px;
    line-height: 1.52;
}

.prl-editorial-copy .prl-editorial-secondary {
    color: #555;
    font-size: 15px;
    line-height: 1.6;
}

.prl-library-search {
    padding-top: 48px;
}

.prl-library-search label {
    display: block;
    margin-bottom: 8px;
    color: #777;
    font-size: 14px;
}

.prl-search-line {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #161616;
}

.prl-search-line input[type="search"] {
    width: 100%;
    min-width: 0;
    padding: 13px 0 12px;
    border: 0 !important;
    outline: 0 !important;
    box-shadow: none !important;
    background: transparent !important;
    color: #111;
    font-size: 16px;
}

.prl-search-line input[type="search"]::-webkit-search-cancel-button {
    cursor: pointer;
}

.prl-search-line button {
    width: 44px;
    min-width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    background: transparent;
    color: #111;
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
}

.prl-filter-tabs {
    display: flex;
    gap: clamp(22px, 3.5vw, 52px);
    align-items: center;
    overflow-x: auto;
    padding: 0 0 22px;
    border-bottom: 1px solid #d8d8d8;
    scrollbar-width: thin;
}

.prl-filter-tabs a,
.prl-filter-tabs button {
    flex: 0 0 auto;
    padding: 8px 0;
    color: #151515;
    text-decoration: none !important;
    font-size: 15px;
    line-height: 1.2;
    border-bottom: 1px solid transparent;
}

.prl-filter-tabs button {
    appearance: none;
    -webkit-appearance: none;
    border-top: 0;
    border-right: 0;
    border-left: 0;
    background: transparent;
    font-family: inherit;
    cursor: pointer;
}

.prl-filter-tabs a:hover,
.prl-filter-tabs a:focus,
.prl-filter-tabs a.is-active,
.prl-filter-tabs button:hover,
.prl-filter-tabs button:focus,
.prl-filter-tabs button.is-active {
    border-bottom-color: #151515;
}

.prl-results-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 20px 0;
    margin-bottom: 40px;
    border-bottom: 1px solid #d8d8d8;
}

.prl-results-toolbar form {
    margin: 0;
}

.prl-results-toolbar select {
    min-width: 190px;
    padding: 10px 38px 10px 14px;
    border: 1px solid #999;
    border-radius: 0;
    background-color: #fff;
    color: #111;
    font-size: 14px;
    cursor: pointer;
}

.prl-results-count {
    color: #111;
    font-size: 14px;
}



.prl-library-editorial .prl-guide-card {
    border: 0;
    border-radius: 0;
    background: transparent;
    overflow: visible;
}

.prl-library-editorial .prl-guide-thumb {
    display: block;
    overflow: hidden;
    background: #f3f3f1;
}

.prl-library-editorial .prl-guide-thumb img {
    height: 320px;
    transition: transform .35s ease;
}

.prl-library-editorial .prl-guide-card:hover .prl-guide-thumb img {
    transform: scale(1.015);
}

.prl-library-editorial .prl-guide-card-body {
    padding: 18px 0 0;
}

.prl-library-editorial .prl-guide-card-body h3 {
    margin-top: 12px;
    font-size: 24px;
}

.prl-library-editorial .prl-guide-card-body p {
    color: #555;
    font-size: 15px;
    line-height: 1.55;
}

.prl-library-editorial .prl-term-list a {
    border-radius: 0;
    padding: 0;
    background: transparent;
    color: #6f553f !important;
    letter-spacing: .04em;
}

.prl-library-editorial .prl-empty {
    border-radius: 0;
    border: 1px solid #ddd;
    background: #fafafa;
}


/* =========================================================
   Peptide Library v1.8 category directory + AJAX filters
========================================================= */

.prl-category-directory {
    padding: 0 0 38px;
}

.prl-category-directory-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 20px;
}

.prl-category-directory-head h2 {
    margin: 0;
    color: #111820;
    font-size: 24px;
    line-height: 1.2;
    font-weight: 500;
}

.prl-category-directory-head p {
    max-width: 620px;
    margin: 0;
    color: #666;
    font-size: 14px;
    line-height: 1.5;
    text-align: right;
}

.prl-category-directory-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.prl-directory-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    min-height: 64px;
    padding: 17px 18px;
    border: 1px solid #dedede;
    background: #fff;
    color: #151515 !important;
    text-decoration: none !important;
    font-size: 15px;
    line-height: 1.25;
    transition: background-color .2s ease, border-color .2s ease;
}

.prl-directory-card:hover,
.prl-directory-card:focus {
    border-color: #111;
    background: #fafafa;
}

.prl-sort-control {
    margin: 0;
}

.prl-ajax-status {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.prl-library-results {
    position: relative;
    min-height: 120px;
    transition: opacity .18s ease;
}

.prl-library-editorial.is-loading .prl-library-results {
    opacity: .38;
    pointer-events: none;
}

.prl-library-editorial.is-loading .prl-results-toolbar,
.prl-library-editorial.is-loading .prl-filter-tabs {
    cursor: progress;
}

@media (max-width: 900px) {
    .prl-category-directory-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .prl-category-directory-head {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
    }

    .prl-category-directory-head p {
        text-align: left;
    }

    .prl-editorial-intro {
        grid-template-columns: 1fr;
        gap: 24px;
        padding-bottom: 42px;
    }

    .prl-library-search {
        padding-top: 0;
    }

    .prl-filter-tabs {
        gap: 28px;
    }
}

@media (max-width: 600px) {
    .prl-category-directory-grid {
        grid-template-columns: 1fr;
    }

    .prl-library-editorial {
        padding-top: 36px;
    }

    .prl-editorial-copy h1 {
        font-size: 38px;
    }

    .prl-results-toolbar {
        align-items: stretch;
        flex-direction: column;
        margin-bottom: 28px;
    }

    .prl-results-toolbar select {
        width: 100%;
    }

    .prl-results-count {
        text-align: right;
    }
}

.prl-search-line button svg {
    width: 22px;
    height: 22px;
    display: block;
    margin: auto;
}

/* v1.9.1 library resource center refinements */
.prl-library-filters {
    display: grid;
    grid-template-columns: 280px minmax(0,1fr);
    gap: 32px;
    align-items: start;
    margin-bottom: 28px;
}
.prl-filter-sidebar {
    position: sticky;
    top: 30px;
    background: #fff;
    border: 1px solid #eadfce;
    border-radius: 24px;
    padding: 24px;
}
.prl-filter-sidebar h2 {
    margin-top:0;
    font-size:24px;
}
.prl-filter-sidebar select {
    width:100%;
    margin:8px 0 18px;
    padding:12px 14px;
    border-radius:12px;
    border:1px solid #eadfce;
    background:#fff;
}
.prl-guide-card {
    transition:transform .2s ease, box-shadow .2s ease;
}
.prl-guide-card:hover {
    transform:translateY(-4px);
    box-shadow:0 18px 40px rgba(32,18,8,.08);
}
@media(max-width:900px){
 .prl-library-filters{grid-template-columns:1fr;}
 .prl-filter-sidebar{position:relative;top:auto;}
 .prl-guide-grid{grid-template-columns:1fr;}
}

/* v1.9.3 left resource filters */
.prl-library-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:36px;align-items:start;}
.prl-filter-sidebar{position:sticky;top:30px;background:#fff;border:1px solid #eadfce;border-radius:24px;padding:28px;}
.prl-filter-sidebar h2{margin-top:0;}
.prl-filter-sidebar label{display:block;margin:20px 0 8px;}
.prl-filter-sidebar select{width:100%;padding:14px;border-radius:14px;border:1px solid #eadfce;background:#fff;}
.prl-library-content{min-width:0;}
@media(max-width:900px){.prl-library-layout{grid-template-columns:1fr}.prl-filter-sidebar{position:relative;top:auto;}}

/* v1.9.4 fixed library sidebar placement */
.prl-library-layout {
    display: grid !important;
    grid-template-columns: 300px minmax(0, 1fr) !important;
    gap: 40px !important;
    align-items: start !important;
    width: 100% !important;
}

.prl-library-layout .prl-filter-sidebar {
    position: sticky !important;
    top: 40px !important;
    width: 100% !important;
    max-width: 300px !important;
    height: auto !important;
    float: none !important;
    z-index: 2;
    background: #fff;
    border: 1px solid #eadfce;
    border-radius: 24px;
    padding: 28px;
}

.prl-library-layout .prl-library-content {
    min-width: 0 !important;
    width: 100% !important;
}

.prl-library-layout .prl-library-results,
.prl-library-layout .prl-guide-grid {
    width: 100% !important;
}

.prl-library-layout .prl-filter-sidebar select {
    display: block !important;
    width: 100% !important;
    position: relative !important;
    margin-bottom: 18px !important;
}

@media (max-width: 900px) {
    .prl-library-layout {
        grid-template-columns: 1fr !important;
    }
    .prl-library-layout .prl-filter-sidebar {
        max-width: none !important;
        position: relative !important;
    }
}

/* v1.9.5 exact left filter layout override */
section.prl-library-layout {
    display: flex !important;
    gap: 40px !important;
    align-items: flex-start !important;
}

aside.prl-filter-sidebar {
    width: 30% !important;
    flex: 0 0 30% !important;
    position: sticky !important;
    top: 120px !important;
    align-self: flex-start !important;
    box-sizing: border-box !important;
}

.prl-library-layout .prl-library-content {
    width: 70% !important;
    flex: 1 1 70% !important;
}

@media (max-width: 900px) {
    section.prl-library-layout {
        display: block !important;
    }

    aside.prl-filter-sidebar,
    .prl-library-layout .prl-library-content {
        width: 100% !important;
        flex: none !important;
        position: relative !important;
        top: auto !important;
    }
}

/* v1.9.6 checkbox filters */
.prl-filter-sidebar .prl-checkbox-list { display:flex; flex-direction:column; gap:10px; }
.prl-filter-sidebar .prl-checkbox-list label { margin:0; display:flex; align-items:center; gap:8px; cursor:pointer; }
.prl-filter-sidebar input[type="checkbox"] { width:auto; }

/* v1.9.7 category tab hover cleanup */
.prl-filter-tabs button:hover,
.prl-filter-tabs button:focus {
    background: transparent !important;
    color: inherit !important;
}

.prl-filter-tabs button.is-active {
    background: transparent !important;
}

/* v1.9.8 library sidebar final layout */
.prl-library-layout {display:flex !important;gap:40px !important;align-items:flex-start !important;}
.prl-library-layout .prl-filter-sidebar {width:30% !important;flex:0 0 30% !important;position:sticky !important;top:120px !important;}
.prl-library-layout .prl-library-content {width:70% !important;flex:1 1 70% !important;}

/* v1.9.9 final library layout */
section.prl-library-layout {display:flex !important;gap:40px !important;align-items:flex-start !important;}
.prl-library-layout .prl-filter-sidebar {width:30% !important;flex:0 0 30% !important;position:sticky !important;top:120px !important;}
.prl-library-layout .prl-library-content {width:70% !important;flex:1 1 70% !important;}
.prl-filter-tabs button:hover,.prl-filter-tabs button:focus {background:transparent !important;color:inherit !important;}
.prl-filter-tabs button.is-active {background:transparent !important;border-bottom:2px solid #151515 !important;}


/* v1.9.20 main library hero only: centered single-column presentation. */
section.prl-editorial-intro {
    display: grid;
    grid-template-columns: minmax(0, 920px);
    align-items: start;
    padding: 0 6px 64px;
    justify-content: center;
    justify-items: center;
    gap: 0;
    text-align: center;
}

section.prl-editorial-intro .prl-editorial-copy {
    width: 100%;
    max-width: 920px;
    margin: 0 auto;
}

section.prl-editorial-intro .prl-editorial-copy h1 {
    margin: 0 0 14px;
    max-width: none;
    font-size: clamp(42px, 5.4vw, 72px);
    line-height: 1.04;
    letter-spacing: -0.035em;
    text-align: center;
}

section.prl-editorial-intro .prl-editorial-subheading {
    margin: 0 auto 18px;
    color: #111820;
    font-size: clamp(28px, 3.1vw, 42px);
    line-height: 1.15;
    letter-spacing: -0.025em;
    font-weight: 500;
    text-align: center;
}

section.prl-editorial-intro .prl-editorial-lead {
    max-width: 760px;
    margin: 0 auto;
    color: #222;
    font-size: 18px;
    line-height: 1.6;
    text-align: center;
}

section.prl-editorial-intro .prl-library-search {
    width: min(100%, 640px);
    margin: 32px auto 0;
    padding-top: 0;
    text-align: left;
}

section.prl-editorial-intro .prl-library-search label {
    text-align: center;
}

section.prl-editorial-intro .prl-search-line {
    width: 100%;
}

@media (max-width: 900px) {
    section.prl-editorial-intro {
        grid-template-columns: minmax(0, 1fr);
        padding-bottom: 48px;
    }

    section.prl-editorial-intro .prl-editorial-copy h1 {
        font-size: clamp(40px, 8vw, 60px);
    }
}

@media (max-width: 600px) {
    section.prl-editorial-intro {
        padding-bottom: 42px;
    }

    section.prl-editorial-intro .prl-editorial-copy h1 {
        font-size: 42px;
    }

    section.prl-editorial-intro .prl-editorial-subheading {
        font-size: 28px;
    }

    section.prl-editorial-intro .prl-editorial-lead {
        font-size: 17px;
    }

    section.prl-editorial-intro .prl-library-search {
        width: 100%;
        margin-top: 28px;
    }
}

/* v1.9.21 card styling only */
.prl-guide-card {
    padding: 24px;
    border-radius: 18px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.prl-guide-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(32, 18, 8, 0.10);
}

.prl-guide-card-body {
    padding: 0;
}

/* v1.9.22 main resource card refinement */
.prl-library-layout .prl-guide-card,
.prl-library-editorial .prl-guide-card {
    padding: 32px 34px;
    border: 1px solid #e8dccd;
    border-radius: 24px;
    background: #fff;
    overflow: hidden;
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.prl-library-layout .prl-guide-card:hover,
.prl-library-editorial .prl-guide-card:hover {
    transform: translateY(-5px);
    border-color: #dfcdb8;
    box-shadow: 0 14px 35px rgba(32,18,8,.10);
}

.prl-library-layout .prl-guide-card-body,
.prl-library-editorial .prl-guide-card-body {
    padding: 0;
}

/* v1.9.23 mobile-only responsive layout for the main Peptide Library page.
   Desktop styles and library behavior remain unchanged. */
@media (max-width: 900px) {
    .prl-library-editorial {
        width: 100%;
        max-width: 100%;
        padding-left: 16px;
        padding-right: 16px;
    }

    .prl-library-editorial .prl-category-directory-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .prl-library-editorial .prl-category-directory-head p {
        text-align: left;
        max-width: 100%;
    }

    .prl-library-editorial .prl-filter-tabs {
        width: 100%;
        max-width: 100%;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
        white-space: nowrap;
    }

    .prl-library-editorial section.prl-library-layout {
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
        gap: 24px !important;
    }

    .prl-library-editorial section.prl-library-layout aside.prl-filter-sidebar,
    .prl-library-editorial section.prl-library-layout .prl-library-content {
        width: 100% !important;
        max-width: none !important;
        flex: 0 0 auto !important;
        box-sizing: border-box !important;
    }

    .prl-library-editorial section.prl-library-layout aside.prl-filter-sidebar {
        position: relative !important;
        top: auto !important;
        align-self: stretch !important;
        margin: 0 !important;
    }

    .prl-library-editorial .prl-guide-grid {
        grid-template-columns: minmax(0, 1fr) !important;
        width: 100% !important;
        gap: 20px !important;
    }

    .prl-library-editorial .prl-results-toolbar {
        width: 100%;
        align-items: stretch;
        flex-direction: column;
        gap: 14px;
        margin-bottom: 24px;
    }

    .prl-library-editorial .prl-results-toolbar select {
        width: 100%;
        min-width: 0;
    }

    .prl-library-editorial .prl-results-count {
        text-align: left;
    }
}

@media (max-width: 600px) {
    .prl-library-editorial {
        padding-top: 28px;
        padding-left: 14px;
        padding-right: 14px;
        padding-bottom: 60px;
    }

    .prl-library-editorial section.prl-editorial-intro {
        width: 100%;
        padding: 0 2px 38px;
    }

    .prl-library-editorial section.prl-editorial-intro .prl-editorial-copy {
        max-width: 100%;
    }

    .prl-library-editorial section.prl-editorial-intro .prl-editorial-copy h1 {
        font-size: clamp(34px, 10vw, 44px);
        line-height: 1.05;
        overflow-wrap: anywhere;
    }

    .prl-library-editorial section.prl-editorial-intro .prl-editorial-subheading {
        font-size: clamp(24px, 7vw, 30px);
        line-height: 1.15;
    }

    .prl-library-editorial section.prl-editorial-intro .prl-editorial-lead {
        max-width: 100%;
        font-size: 16px;
        line-height: 1.55;
    }

    .prl-library-editorial section.prl-editorial-intro .prl-library-search {
        width: 100%;
        max-width: 100%;
        margin-top: 24px;
    }

    .prl-library-editorial .prl-category-directory {
        padding-bottom: 28px;
    }

    .prl-library-editorial .prl-category-directory-head h2 {
        font-size: 22px;
    }

    .prl-library-editorial .prl-category-directory-head p {
        font-size: 14px;
    }

    .prl-library-editorial .prl-filter-tabs {
        gap: 22px;
        padding-bottom: 16px;
    }

    .prl-library-editorial .prl-filter-tabs button {
        font-size: 14px;
    }

    .prl-library-editorial section.prl-library-layout aside.prl-filter-sidebar {
        padding: 22px !important;
        border-radius: 20px;
    }

    .prl-library-editorial .prl-library-layout .prl-guide-card,
    .prl-library-editorial .prl-guide-card {
        padding: 24px !important;
        border-radius: 20px;
    }

    .prl-library-editorial .prl-library-layout .prl-guide-card-body,
    .prl-library-editorial .prl-guide-card-body {
        padding: 0;
    }

    .prl-library-editorial .prl-guide-card-body h3 {
        font-size: 23px;
        line-height: 1.22;
    }

    .prl-library-editorial .prl-guide-card-body p {
        font-size: 16px;
        line-height: 1.55;
    }

    .prl-library-editorial .prl-term-list {
        gap: 6px;
    }
}

@media (max-width: 380px) {
    .prl-library-editorial {
        padding-left: 12px;
        padding-right: 12px;
    }

    .prl-library-editorial section.prl-library-layout aside.prl-filter-sidebar,
    .prl-library-editorial .prl-library-layout .prl-guide-card,
    .prl-library-editorial .prl-guide-card {
        padding: 20px !important;
    }

    .prl-library-editorial section.prl-editorial-intro .prl-editorial-copy h1 {
        font-size: 34px;
    }

    .prl-library-editorial section.prl-editorial-intro .prl-editorial-subheading {
        font-size: 24px;
    }
}


/* v1.9.24 mobile filter collapse */
.prl-filter-mobile-toggle { display:none; }
@media (max-width: 600px) {
  .prl-filter-mobile-toggle {
    display:flex;
    width:100%;
    align-items:center;
    justify-content:space-between;
    padding:16px 18px;
    background:#fff;
    border:1px solid #eadfce;
    border-radius:18px;
    font-size:18px;
    font-weight:600;
    cursor:pointer;
  }
  .prl-filter-sidebar.is-mobile-collapsed .prl-checkbox-list,
  .prl-filter-sidebar.is-mobile-collapsed .prl-filter-group label { display:none; }
}


/* v1.9.25 mobile filter dropdown only + multi topic support */
.prl-filter-mobile-toggle {
    display: none !important;
}

@media (max-width: 900px) {
    .prl-filter-mobile-toggle {
        display: flex !important;
        width: 100%;
        align-items: center;
        justify-content: space-between;
        background: #fff;
        border: 1px solid #d8d8d8;
        padding: 14px 18px;
        border-radius: 0;
        font-size: 18px;
        font-weight: 500;
        cursor: pointer;
        color: inherit;
    }

    .prl-filter-sidebar h2 {
        display: none !important;
    }

    .prl-filter-sidebar.is-mobile-collapsed .prl-checkbox-list {
        display: none !important;
    }

    .prl-filter-sidebar:not(.is-mobile-collapsed) .prl-checkbox-list {
        display: flex !important;
    }
}


/* v1.9.27 mobile filter toggle style fix - match Sort By dropdown */
@media (max-width: 900px) {
    .prl-filter-mobile-toggle {
        background: #fff !important;
        border: 1px solid #d8d8d8 !important;
        color: #222 !important;
        border-radius: 0 !important;
        padding: 14px 18px !important;
        font-size: 18px !important;
        font-weight: 400 !important;
        box-shadow: none !important;
    }

    .prl-filter-mobile-toggle:hover,
    .prl-filter-mobile-toggle:focus,
    .prl-filter-mobile-toggle:active {
        background: #fff !important;
        border-color: #d8d8d8 !important;
        color: #222 !important;
        outline: none !important;
    }
}


.prl-dropdown-icon {
    width: 8px;
    height: 8px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
    display: inline-block;
    margin-top: 0px;
    margin-left: 8px;
}


/* v1.9.30 mobile filter layout fix */
@media (max-width: 900px) {
    .prl-filter-mobile-toggle {
        position: relative;
        justify-content: space-between !important;
        padding: 14px 18px !important;
        width: 100% !important;
        background: #fff !important;
        border: 1px solid #d8d8d8 !important;
        color: #222 !important;
        border-radius: 0 !important;
        font-size: 18px !important;
        font-weight: 400 !important;
    }

    .prl-filter-mobile-toggle .prl-dropdown-icon {
        margin-left: auto !important;
        transform: rotate(45deg) !important;
        width: 8px !important;
        height: 8px !important;
    }

    .prl-library-layout {
        display: flex !important;
        flex-direction: column !important;
    }

    .prl-filter-sidebar {
        width: 100% !important;
        order: 1;
    }

    .prl-library-content {
        width: 100% !important;
        order: 2;
    }
}


/* v1.9.31 mobile filter layout final fix */
.prl-filter-mobile-toggle {
    display: none;
}

@media (max-width: 900px) {
    .prl-filter-mobile-toggle {
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        width: 100% !important;
        background: #fff !important;
        color: #111 !important;
        border: 1px solid #999 !important;
        border-radius: 0 !important;
        padding: 14px 18px !important;
        font-size: 18px !important;
        font-family: inherit !important;
        line-height: 1.2 !important;
    }

    .prl-filter-mobile-toggle .prl-dropdown-icon {
        width: 10px;
        height: 10px;
        border-right: 2px solid #111;
        border-bottom: 2px solid #111;
        transform: rotate(45deg) translateY(-2px);
        margin-left: auto;
    }

    .prl-filter-sidebar.is-mobile-collapsed > h2,
    .prl-filter-sidebar.is-mobile-collapsed > .prl-filter-group,
    .prl-filter-sidebar.is-mobile-collapsed > .prl-checkbox-list {
        display: none !important;
    }

    .prl-library-layout {
        gap: 24px !important;
    }

    .prl-filter-sidebar {
        width: 100% !important;
    }

    .prl-results-toolbar {
        width: 100% !important;
        margin-top: 0 !important;
    }
}


/* v1.9.32 mobile filter final fix */
@media (max-width: 900px) {
    .prl-filter-mobile-toggle {
        display:flex !important;
        width:100% !important;
        align-items:center !important;
        justify-content:space-between !important;
        background:#fff !important;
        border:1px solid #999 !important;
        color:#111 !important;
        border-radius:0 !important;
        padding:14px 18px !important;
        font-size:18px !important;
        font-weight:400 !important;
    }


    .prl-filter-sidebar.is-mobile-collapsed .prl-filter-group,
    .prl-filter-sidebar.is-mobile-collapsed .prl-checkbox-list,
    .prl-filter-sidebar.is-mobile-collapsed h2 {
        display:none !important;
    }

    .prl-filter-sidebar,
    .prl-results-toolbar {
        width:100% !important;
    }
}

/* v1.9.33 mobile filter dropdown chevron only */
@media (max-width: 900px) {
    .prl-filter-mobile-toggle::after {
        content: '' !important;
        width: 10px !important;
        height: 10px !important;
        border-right: 2px solid #111 !important;
        border-bottom: 2px solid #111 !important;
        transform: rotate(45deg) translateY(-3px) !important;
        display: inline-block !important;
        margin-left: 12px !important;
        flex-shrink: 0 !important;
    }
}