/* =========================================================
   SCREW ZONE CATALOGUE PAGE
   ========================================================= */

.sz-catalog-hero {
    position: relative;
    overflow: hidden;
    padding: 28px 0 34px;
    border-bottom: 1px solid var(--sz-border, #e7e9ed);
    background:
        radial-gradient(
            circle at 85% 20%,
            rgba(var(--sz-primary-rgb, 255, 107, 0), 0.14),
            transparent 34%
        ),
        linear-gradient(145deg, #fffaf6, #ffffff 58%);
}

.sz-catalog-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
    color: var(--sz-muted, #68707d);
    font-size: 0.7rem;
    font-weight: 700;
}

.sz-catalog-breadcrumb a {
    color: inherit;
    text-decoration: none;
    transition: color 180ms ease;
}

.sz-catalog-breadcrumb a:hover,
.sz-catalog-breadcrumb a:focus-visible {
    color: var(--sz-primary, #ff6b00);
}

.sz-catalog-breadcrumb i {
    font-size: 0.58rem;
}

.sz-catalog-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
    align-items: start;
    gap: 18px;
}

.sz-catalog-hero__content {
    max-width: none;
    min-width: 0;
}

.sz-catalog-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    margin-bottom: 13px;
    padding: 0 11px;
    border: 1px solid rgba(var(--sz-primary-rgb, 255, 107, 0), 0.18);
    border-radius: 999px;
    background: var(--sz-primary-light, #fff2e8);
    color: var(--sz-primary, #ff6b00);
    font-size: 0.62rem;
    font-weight: 850;
    letter-spacing: 0.065em;
    text-transform: uppercase;
}

.sz-catalog-hero__title {
    margin: 0;
    color: var(--sz-heading, #17191d);
    font-size: clamp(1.85rem, 2.7vw, 2.6rem);
    font-weight: 900;
    line-height: 1.03;
    letter-spacing: -0.04em;
    white-space: nowrap;
    text-wrap: nowrap;
}

.sz-catalog-hero__description {
    max-width: 64ch;
    margin: 12px 0 0;
    color: var(--sz-muted, #68707d);
    font-size: 0.92rem;
    line-height: 1.62;
}

.sz-catalog-hero__summary {
    display: grid;
    width: min(100%, 360px);
    justify-self: end;
    grid-template-columns: repeat(3, minmax(95px, 1fr));
    overflow: hidden;
    border: 1px solid var(--sz-border, #e7e9ed);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 12px 34px rgba(18, 24, 40, 0.08);
    backdrop-filter: blur(12px);
}

.sz-catalog-hero__summary > div {
    min-height: 92px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 16px;
    border-right: 1px solid var(--sz-border, #e7e9ed);
}

.sz-catalog-hero__summary > div:last-child {
    border-right: 0;
}

.sz-catalog-hero__summary strong {
    color: var(--sz-heading, #17191d);
    font-size: 1.2rem;
    font-weight: 900;
    line-height: 1.1;
}

.sz-catalog-hero__summary span {
    margin-top: 6px;
    color: var(--sz-muted, #68707d);
    font-size: 0.62rem;
    font-weight: 700;
}

/* Main layout */

.sz-catalog-section {
    padding: 44px 0 72px;
    background: #ffffff;
}

.sz-catalog-layout {
    display: grid;
    grid-template-columns: minmax(250px, 290px) minmax(0, 1fr);
    align-items: start;
    gap: 28px;
}

.sz-catalog-sidebar {
    position: sticky;
    top: 104px;
}

.sz-catalog-main {
    min-width: 0;
}

/* Mobile tools */

.sz-catalog-mobile-tools {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.sz-catalog-filter-toggle {
    min-height: 42px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0 14px;
    border: 1px solid var(--sz-border, #e7e9ed);
    border-radius: 11px;
    background: #ffffff;
    color: var(--sz-heading, #17191d);
    font-size: 0.72rem;
    font-weight: 850;
}

.sz-catalog-filter-toggle > span {
    min-width: 21px;
    height: 21px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--sz-primary, #ff6b00);
    color: #ffffff;
    font-size: 0.58rem;
}

.sz-catalog-mobile-result-count {
    color: var(--sz-muted, #68707d);
    font-size: 0.7rem;
    font-weight: 700;
}

/* Active filter chips */

.sz-catalog-active-filters {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 24px;
    padding: 14px;
    border: 1px solid var(--sz-border, #e7e9ed);
    border-radius: 15px;
    background: #fafbfc;
}

.sz-catalog-active-filters__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.sz-catalog-filter-chip {
    min-height: 30px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 0 10px;
    border: 1px solid rgba(var(--sz-primary-rgb, 255, 107, 0), 0.16);
    border-radius: 999px;
    background: var(--sz-primary-light, #fff2e8);
    color: var(--sz-primary, #ff6b00);
    font-size: 0.62rem;
    font-weight: 800;
    text-decoration: none;
    transition:
        border-color 180ms ease,
        background-color 180ms ease;
}

.sz-catalog-filter-chip:hover,
.sz-catalog-filter-chip:focus-visible {
    border-color: var(--sz-primary, #ff6b00);
    background: #ffffff;
}

.sz-catalog-clear-all {
    flex: 0 0 auto;
    color: var(--sz-heading, #17191d);
    font-size: 0.65rem;
    font-weight: 850;
    text-decoration: none;
}

.sz-catalog-clear-all:hover,
.sz-catalog-clear-all:focus-visible {
    color: var(--sz-primary, #ff6b00);
}

/* Filter form */

.sz-catalog-filter-form {
    padding: 20px;
    border: 1px solid var(--sz-border, #e7e9ed);
    border-radius: 18px;
    background: #ffffff;
    box-shadow: 0 8px 28px rgba(18, 24, 40, 0.055);
}

.sz-catalog-filter-form__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--sz-border, #e7e9ed);
}

.sz-catalog-filter-form__header span {
    display: block;
    margin-bottom: 4px;
    color: var(--sz-primary, #ff6b00);
    font-size: 0.55rem;
    font-weight: 850;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.sz-catalog-filter-form__header h2 {
    margin: 0;
    color: var(--sz-heading, #17191d);
    font-size: 1rem;
    font-weight: 900;
}

.sz-catalog-filter-form__header a {
    color: var(--sz-primary, #ff6b00);
    font-size: 0.62rem;
    font-weight: 850;
    text-decoration: none;
}

.sz-catalog-filter-group {
    margin-bottom: 18px;
}

.sz-catalog-filter-label {
    display: block;
    margin-bottom: 8px;
    color: var(--sz-heading, #17191d);
    font-size: 0.66rem;
    font-weight: 850;
}

.sz-catalog-filter-control,
.sz-catalog-filter-search,
.sz-catalog-filter-price input {
    width: 100%;
    min-height: 42px;
    border: 1px solid var(--sz-border, #e7e9ed);
    border-radius: 10px;
    background: #ffffff;
    color: var(--sz-heading, #17191d);
    font-size: 0.7rem;
    transition:
        border-color 180ms ease,
        box-shadow 180ms ease;
}

.sz-catalog-filter-control {
    padding: 0 11px;
}

.sz-catalog-filter-control:focus,
.sz-catalog-filter-price input:focus,
.sz-catalog-filter-search:focus-within {
    border-color: var(--sz-primary, #ff6b00);
    outline: none;
    box-shadow:
        0 0 0 3px
        rgba(var(--sz-primary-rgb, 255, 107, 0), 0.11);
}

.sz-catalog-filter-search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 11px;
}

.sz-catalog-filter-search i {
    flex: 0 0 auto;
    color: var(--sz-muted, #68707d);
}

.sz-catalog-filter-search input {
    width: 100%;
    min-width: 0;
    padding: 0;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--sz-heading, #17191d);
    font-size: 0.7rem;
}

.sz-catalog-filter-price {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
}

.sz-catalog-filter-price label span {
    display: block;
    margin-bottom: 6px;
    color: var(--sz-muted, #68707d);
    font-size: 0.57rem;
    font-weight: 700;
}

.sz-catalog-filter-price input {
    padding: 0 10px;
}

.sz-catalog-filter-check {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 10px;
    color: var(--sz-muted, #68707d);
    font-size: 0.67rem;
    font-weight: 700;
    cursor: pointer;
}

.sz-catalog-filter-check input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.sz-catalog-filter-check > span {
    width: 19px;
    height: 19px;
    flex: 0 0 19px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--sz-border, #e7e9ed);
    border-radius: 6px;
    background: #ffffff;
    color: transparent;
    transition:
        border-color 180ms ease,
        background-color 180ms ease,
        color 180ms ease;
}

.sz-catalog-filter-check input:checked + span {
    border-color: var(--sz-primary, #ff6b00);
    background: var(--sz-primary, #ff6b00);
    color: #ffffff;
}

.sz-catalog-filter-check input:focus-visible + span {
    box-shadow:
        0 0 0 3px
        rgba(var(--sz-primary-rgb, 255, 107, 0), 0.13);
}

.sz-catalog-filter-submit {
    width: 100%;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 14px;
    border: 1px solid var(--sz-primary, #ff6b00);
    border-radius: 11px;
    background: var(--sz-primary, #ff6b00);
    color: #ffffff;
    font-size: 0.7rem;
    font-weight: 850;
    box-shadow:
        0 8px 18px
        rgba(var(--sz-primary-rgb, 255, 107, 0), 0.2);
    transition:
        background-color 180ms ease,
        transform 180ms ease,
        box-shadow 180ms ease;
}

.sz-catalog-filter-submit:hover,
.sz-catalog-filter-submit:focus-visible {
    background: var(--sz-primary-dark, #db5700);
    transform: translateY(-1px);
    box-shadow:
        0 11px 24px
        rgba(var(--sz-primary-rgb, 255, 107, 0), 0.28);
}

/* Toolbar */

.sz-catalog-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 22px;
    padding: 13px 15px;
    border: 1px solid var(--sz-border, #e7e9ed);
    border-radius: 14px;
    background: #ffffff;
}

.sz-catalog-toolbar__results {
    color: var(--sz-muted, #68707d);
    font-size: 0.69rem;
    font-weight: 650;
}

.sz-catalog-toolbar__results strong {
    color: var(--sz-heading, #17191d);
    font-weight: 850;
}

.sz-catalog-toolbar__controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sz-catalog-toolbar__select {
    display: flex;
    align-items: center;
    gap: 7px;
    color: var(--sz-muted, #68707d);
    font-size: 0.62rem;
    font-weight: 750;
}

.sz-catalog-toolbar__select select {
    min-height: 36px;
    padding: 0 30px 0 10px;
    border: 1px solid var(--sz-border, #e7e9ed);
    border-radius: 9px;
    background-color: #ffffff;
    color: var(--sz-heading, #17191d);
    font-size: 0.65rem;
    font-weight: 750;
}

/* Empty state */

.sz-catalog-empty {
    display: flex;
    align-items: center;
    flex-direction: column;
    padding: 70px 24px;
    border: 1px dashed var(--sz-border, #e7e9ed);
    border-radius: 20px;
    background:
        linear-gradient(
            145deg,
            rgba(var(--sz-primary-rgb, 255, 107, 0), 0.045),
            #ffffff
        );
    text-align: center;
}

.sz-catalog-empty__icon {
    width: 70px;
    height: 70px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    border-radius: 20px;
    background: var(--sz-primary-light, #fff2e8);
    color: var(--sz-primary, #ff6b00);
    font-size: 1.65rem;
}

.sz-catalog-empty h2 {
    margin: 0;
    color: var(--sz-heading, #17191d);
    font-size: 1.35rem;
    font-weight: 900;
}

.sz-catalog-empty p {
    max-width: 520px;
    margin: 12px auto 0;
    color: var(--sz-muted, #68707d);
    font-size: 0.8rem;
    line-height: 1.7;
}

.sz-catalog-empty__actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.sz-catalog-empty__primary,
.sz-catalog-empty__secondary {
    min-height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 15px;
    border-radius: 10px;
    font-size: 0.68rem;
    font-weight: 850;
    text-decoration: none;
}

.sz-catalog-empty__primary {
    border: 1px solid var(--sz-primary, #ff6b00);
    background: var(--sz-primary, #ff6b00);
    color: #ffffff;
}

.sz-catalog-empty__secondary {
    border: 1px solid var(--sz-border, #e7e9ed);
    background: #ffffff;
    color: var(--sz-heading, #17191d);
}

/* Pagination */

.sz-catalog-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 42px;
}

.sz-catalog-pagination__pages {
    display: flex;
    align-items: center;
    gap: 7px;
}

.sz-catalog-page-link {
    min-width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 0 10px;
    border: 1px solid var(--sz-border, #e7e9ed);
    border-radius: 10px;
    background: #ffffff;
    color: var(--sz-heading, #17191d);
    font-size: 0.67rem;
    font-weight: 850;
    text-decoration: none;
    transition:
        border-color 180ms ease,
        background-color 180ms ease,
        color 180ms ease,
        transform 180ms ease;
}

.sz-catalog-page-link:hover,
.sz-catalog-page-link:focus-visible,
.sz-catalog-page-link.is-active {
    border-color: var(--sz-primary, #ff6b00);
    background: var(--sz-primary, #ff6b00);
    color: #ffffff;
    transform: translateY(-1px);
}

.sz-catalog-page-link--wide {
    min-width: 96px;
}

.sz-catalog-page-link.is-disabled {
    opacity: 0.45;
    pointer-events: none;
}

.sz-catalog-page-gap {
    color: var(--sz-muted, #68707d);
    font-size: 0.75rem;
}

/* Mobile filter drawer */

.sz-catalog-filter-canvas {
    width: min(390px, 92vw) !important;
}

.sz-catalog-filter-canvas .offcanvas-header {
    align-items: flex-start;
    padding: 20px;
    border-bottom: 1px solid var(--sz-border, #e7e9ed);
}

.sz-catalog-filter-canvas .offcanvas-title {
    color: var(--sz-heading, #17191d);
    font-size: 1.05rem;
    font-weight: 900;
}

.sz-catalog-filter-canvas__eyebrow {
    display: block;
    margin-bottom: 4px;
    color: var(--sz-primary, #ff6b00);
    font-size: 0.56rem;
    font-weight: 850;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.sz-catalog-filter-canvas .offcanvas-body {
    padding: 18px;
}

.sz-catalog-filter-canvas .sz-catalog-filter-form {
    padding: 0;
    border: 0;
    border-radius: 0;
    box-shadow: none;
}

.sz-catalog-filter-canvas .sz-catalog-filter-form__header {
    display: none;
}


@media (min-width: 1200px) {
    .sz-catalog-hero__title {
        white-space: nowrap;
        text-wrap: nowrap;
    }
}

/* Responsive */

@media (max-width: 1199.98px) {
    .sz-catalog-hero__grid {
        grid-template-columns: 1fr;
    }

    .sz-catalog-hero__title {
        white-space: normal;
        text-wrap: balance;
    }

    .sz-catalog-hero__summary {
        max-width: 520px;
    }

    .sz-catalog-layout {
        grid-template-columns: 245px minmax(0, 1fr);
        gap: 22px;
    }
}

@media (max-width: 991.98px) {
    .sz-catalog-sidebar {
        display: none;
    }

    .sz-catalog-layout {
        display: block;
    }

    .sz-catalog-mobile-tools {
        display: flex;
    }

    .sz-catalog-toolbar {
        margin-top: 0;
    }
}

@media (max-width: 767.98px) {
    .sz-catalog-hero {
        padding: 30px 0 38px;
    }

    .sz-catalog-hero__summary {
        grid-template-columns: 1fr;
    }

    .sz-catalog-hero__summary > div {
        min-height: 78px;
        border-right: 0;
        border-bottom: 1px solid var(--sz-border, #e7e9ed);
    }

    .sz-catalog-hero__summary > div:last-child {
        border-bottom: 0;
    }

    .sz-catalog-section {
        padding: 32px 0 56px;
    }

    .sz-catalog-active-filters,
    .sz-catalog-toolbar {
        align-items: flex-start;
        flex-direction: column;
    }

    .sz-catalog-toolbar__controls {
        width: 100%;
        align-items: stretch;
        flex-direction: column;
    }

    .sz-catalog-toolbar__select {
        justify-content: space-between;
    }

    .sz-catalog-toolbar__select select {
        min-width: 190px;
    }

    .sz-catalog-pagination {
        align-items: stretch;
        flex-direction: column;
    }

    .sz-catalog-pagination__pages {
        justify-content: center;
        flex-wrap: wrap;
    }

    .sz-catalog-page-link--wide {
        width: 100%;
    }
}

@media (max-width: 575.98px) {
    .sz-catalog-hero__title {
        font-size: 1.82rem;
    }

    .sz-catalog-hero__description {
        font-size: 0.82rem;
    }

    .sz-catalog-active-filters {
        padding: 12px;
    }

    .sz-catalog-filter-price {
        grid-template-columns: 1fr;
    }

    .sz-catalog-empty {
        padding: 52px 18px;
    }

    .sz-catalog-empty__actions {
        width: 100%;
        flex-direction: column;
    }

    .sz-catalog-empty__primary,
    .sz-catalog-empty__secondary {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sz-catalog-filter-chip,
    .sz-catalog-filter-submit,
    .sz-catalog-page-link {
        transition: none !important;
    }
}

/* =========================================================
   SEO PHASE 2 — CATEGORY AUTHORITY + INTERNAL LINKS
   ========================================================= */
.sz-catalog-authority {
    padding: 0 0 86px;
    background: #fff;
}

.sz-catalog-authority__shell {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(260px, .65fr);
    gap: 28px;
    padding: clamp(26px, 4vw, 44px);
    border: 1px solid #e8ebef;
    border-radius: 26px;
    background:
        radial-gradient(circle at 92% 8%, rgba(255, 107, 0, .11), transparent 31%),
        linear-gradient(145deg, #fffdfa 0%, #fff 58%, #fbfcfd 100%);
    box-shadow: 0 22px 60px rgba(17, 24, 39, .07);
}

.sz-catalog-authority__eyebrow,
.sz-catalog-knowledge__head span {
    display: inline-flex;
    color: var(--sz-primary, #ff6b00);
    font-size: .65rem;
    font-weight: 900;
    letter-spacing: .11em;
    text-transform: uppercase;
}

.sz-catalog-authority__content h2,
.sz-catalog-knowledge__head h2 {
    margin: 10px 0 0;
    color: var(--sz-heading, #17191d);
    font-weight: 900;
    letter-spacing: -.035em;
}

.sz-catalog-authority__content h2 {
    font-size: clamp(1.55rem, 2.5vw, 2.35rem);
}

.sz-catalog-authority__copy {
    max-width: 780px;
    margin-top: 18px;
    color: #5f6875;
    font-size: .92rem;
    line-height: 1.9;
}

.sz-catalog-authority__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-top: 25px;
}

.sz-catalog-authority__primary,
.sz-catalog-authority__secondary {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 0 16px;
    border-radius: 12px;
    font-size: .72rem;
    font-weight: 850;
    text-decoration: none;
    transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.sz-catalog-authority__primary {
    border: 1px solid var(--sz-primary, #ff6b00);
    background: var(--sz-primary, #ff6b00);
    color: #fff;
    box-shadow: 0 10px 22px rgba(255, 107, 0, .2);
}

.sz-catalog-authority__secondary {
    border: 1px solid #dfe3e8;
    background: #fff;
    color: #242a31;
}

.sz-catalog-authority__primary:hover,
.sz-catalog-authority__primary:focus-visible,
.sz-catalog-authority__secondary:hover,
.sz-catalog-authority__secondary:focus-visible {
    transform: translateY(-2px);
}

.sz-catalog-authority__links {
    align-self: stretch;
    padding: 20px;
    border: 1px solid rgba(255, 107, 0, .13);
    border-radius: 19px;
    background: rgba(255, 255, 255, .78);
    backdrop-filter: blur(10px);
}

.sz-catalog-authority__links > span {
    display: block;
    margin-bottom: 10px;
    color: #8a919b;
    font-size: .6rem;
    font-weight: 900;
    letter-spacing: .09em;
    text-transform: uppercase;
}

.sz-catalog-authority__links > div {
    display: grid;
    gap: 6px;
}

.sz-catalog-authority__links a {
    min-height: 42px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 0 12px;
    border-radius: 10px;
    color: #272d35;
    font-size: .72rem;
    font-weight: 800;
    text-decoration: none;
    transition: background-color 170ms ease, color 170ms ease, transform 170ms ease;
}

.sz-catalog-authority__links a:hover,
.sz-catalog-authority__links a:focus-visible {
    background: #fff3e9;
    color: var(--sz-primary, #ff6b00);
    transform: translateX(2px);
}

.sz-catalog-knowledge {
    margin-top: 34px;
}

.sz-catalog-knowledge__head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 18px;
}

.sz-catalog-knowledge__head h2 {
    font-size: clamp(1.25rem, 2vw, 1.75rem);
}

.sz-catalog-knowledge__head > a {
    flex: 0 0 auto;
    color: #363d47;
    font-size: .69rem;
    font-weight: 850;
    text-decoration: none;
}

.sz-catalog-knowledge__head > a:hover,
.sz-catalog-knowledge__head > a:focus-visible {
    color: var(--sz-primary, #ff6b00);
}

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

.sz-catalog-guide-card {
    overflow: hidden;
    border: 1px solid #e7e9ed;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 10px 30px rgba(17, 24, 39, .05);
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.sz-catalog-guide-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 42px rgba(17, 24, 39, .09);
}

.sz-catalog-guide-card__media {
    display: block;
    aspect-ratio: 16 / 8.5;
    overflow: hidden;
    background: #f4f5f7;
}

.sz-catalog-guide-card__media img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 260ms ease;
}

.sz-catalog-guide-card:hover .sz-catalog-guide-card__media img {
    transform: scale(1.025);
}

.sz-catalog-guide-card > div {
    padding: 18px;
}

.sz-catalog-guide-card > div > span {
    color: var(--sz-primary, #ff6b00);
    font-size: .58rem;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.sz-catalog-guide-card h3 {
    margin: 8px 0 0;
    font-size: .98rem;
    font-weight: 900;
    line-height: 1.4;
}

.sz-catalog-guide-card h3 a {
    color: #20252b;
    text-decoration: none;
}

.sz-catalog-guide-card p {
    margin: 9px 0 0;
    color: #727985;
    font-size: .72rem;
    line-height: 1.65;
}

.sz-catalog-guide-card__link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-top: 14px;
    color: #2f353d;
    font-size: .66rem;
    font-weight: 850;
    text-decoration: none;
}

.sz-catalog-guide-card__link:hover,
.sz-catalog-guide-card__link:focus-visible {
    color: var(--sz-primary, #ff6b00);
}

@media (max-width: 991.98px) {
    .sz-catalog-authority__shell {
        grid-template-columns: 1fr;
    }

    .sz-catalog-knowledge__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 575.98px) {
    .sz-catalog-authority {
        padding-bottom: 62px;
    }

    .sz-catalog-authority__shell {
        padding: 22px 18px;
        border-radius: 20px;
    }

    .sz-catalog-authority__actions,
    .sz-catalog-authority__primary,
    .sz-catalog-authority__secondary {
        width: 100%;
    }

    .sz-catalog-knowledge__head {
        align-items: flex-start;
        flex-direction: column;
    }

    .sz-catalog-knowledge__grid {
        grid-template-columns: 1fr;
    }
}

/* SEO Phase 5 — inventory-derived specification authority */
.sz-catalog-spec-map {
    margin-top: 24px;
    padding: 20px;
    border: 1px solid #e5e7eb;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 10px 28px rgba(17, 24, 39, .045);
}

.sz-catalog-spec-map__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
}

.sz-catalog-spec-map__head > div:first-child > span {
    display: block;
    color: var(--sz-primary, #ff6b00);
    font-size: .6rem;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.sz-catalog-spec-map__head h3 {
    margin: 5px 0 0;
    color: #20252b;
    font-size: 1rem;
    font-weight: 900;
}

.sz-catalog-spec-map__metrics {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
}

.sz-catalog-spec-map__metrics span {
    display: inline-flex;
    align-items: baseline;
    gap: 5px;
    padding: 7px 10px;
    border-radius: 999px;
    background: #f5f6f8;
    color: #6b7280;
    font-size: .66rem;
    font-style: normal;
    font-weight: 700;
}

.sz-catalog-spec-map__metrics strong {
    color: #20252b;
    font-size: .72rem;
    font-weight: 900;
}

.sz-catalog-spec-map__groups {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 18px;
}

.sz-catalog-spec-group {
    min-width: 0;
    padding: 14px;
    border: 1px solid #eceef1;
    border-radius: 14px;
    background: #fafbfc;
}

.sz-catalog-spec-group > span {
    display: block;
    margin-bottom: 8px;
    color: #777f89;
    font-size: .6rem;
    font-weight: 900;
    letter-spacing: .065em;
    text-transform: uppercase;
}

.sz-catalog-spec-group > div {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.sz-catalog-spec-group em {
    max-width: 100%;
    padding: 6px 9px;
    overflow: hidden;
    border-radius: 10px;
    background: #fff;
    color: #303740;
    font-size: .66rem;
    font-style: normal;
    font-weight: 800;
    text-overflow: ellipsis;
    white-space: nowrap;
    box-shadow: inset 0 0 0 1px #e7e9ed;
}

.sz-catalog-spec-map__note {
    margin: 14px 0 0;
    color: #7a818b;
    font-size: .66rem;
    line-height: 1.65;
}

@media (max-width: 767.98px) {
    .sz-catalog-spec-map__head {
        flex-direction: column;
    }

    .sz-catalog-spec-map__metrics {
        justify-content: flex-start;
    }

    .sz-catalog-spec-map__groups {
        grid-template-columns: 1fr;
    }
}