/* =========================================================
   PAGE BASE
   ========================================================= */

.catalog-page {
    /* Стандартные градиенты внутренних страниц Sharnir.uz. */
    --section-gradient-light:
        radial-gradient(
            circle at 10% 14%,
            rgba(249, 105, 0, 0.07) 0%,
            rgba(249, 105, 0, 0) 31%
        ),
        radial-gradient(
            circle at 90% 84%,
            rgba(22, 75, 59, 0.14) 0%,
            rgba(22, 75, 59, 0) 44%
        ),
        linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.78) 0%,
            rgba(243, 245, 243, 0.52) 48%,
            rgba(220, 230, 225, 0.66) 100%
        );

    --section-gradient-dark:
        radial-gradient(
            circle at 12% 16%,
            rgba(249, 105, 0, 0.10) 0%,
            rgba(249, 105, 0, 0) 28%
        ),
        radial-gradient(
            circle at 88% 82%,
            rgba(7, 35, 28, 0.72) 0%,
            rgba(7, 35, 28, 0) 48%
        ),
        linear-gradient(
            140deg,
            rgba(22, 75, 59, 0.48) 0%,
            rgba(16, 47, 39, 0.42) 48%,
            rgba(7, 35, 28, 0.68) 100%
        );

    overflow: hidden;
    background: var(--color-bg);
}

.catalog-page .container {
    width: min(100%, var(--container-width));
    margin-inline: auto;
    padding-inline: var(--container-padding);
}

.catalog-page h1,
.catalog-page h2,
.catalog-page h3,
.catalog-page p {
    margin-top: 0;
}

.catalog-page h2 {
    margin-bottom: 0;

    font-size: clamp(34px, 4vw, 58px);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.035em;
}

.catalog-page h3 {
    margin-bottom: 12px;

    font-size: clamp(20px, 1.8vw, 26px);
    line-height: 1.16;
    letter-spacing: -0.025em;
}

.catalog-page svg {
    display: block;
}


/* ---------------------------------------------------------
   SECTION INDEX
   --------------------------------------------------------- */

.catalog-page .section-index {
    display: flex;
    align-items: center;
    gap: 13px;

    margin-bottom: 18px;

    color: var(--color-green);

    font-size: 12px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.catalog-page .section-index::before {
    content: "";

    width: 34px;
    height: 2px;

    flex: 0 0 auto;

    background: var(--color-orange);
}

.catalog-page .section-index--light,
.catalog-hero .section-index {
    color: rgba(255, 255, 255, 0.64);
}

.catalog-section-heading {
    max-width: 900px;
    margin-bottom: clamp(38px, 5vw, 64px);
}

.catalog-section-heading > p:not(.section-index) {
    max-width: 680px;
    margin: 22px 0 0;

    color: var(--color-muted);
    font-size: clamp(17px, 1.5vw, 21px);
    line-height: 1.65;
}

.catalog-section-heading--light,
.catalog-section-heading--light h2 {
    color: var(--color-white);
}

.catalog-section-heading--light > p:not(.section-index) {
    color: rgba(255, 255, 255, 0.68);
}


/* ---------------------------------------------------------
   PAGE BUTTON VARIANTS
   --------------------------------------------------------- */

.catalog-page .button--orange {
    color: var(--color-white);
    background: var(--color-orange);
}

.catalog-page .button--orange:hover,
.catalog-page .button--orange:focus-visible {
    color: var(--color-white);
    background: #df5e00;
}

.catalog-page .button--outline {
    color: var(--color-green);
    border-color: rgba(22, 75, 59, 0.45);
    background: transparent;
}

.catalog-page .button--outline:hover,
.catalog-page .button--outline:focus-visible {
    color: var(--color-white);
    border-color: var(--color-green);
    background: var(--color-green);
}

.catalog-page .button--outline-light {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.46);
    background: transparent;
}

.catalog-page .button--outline-light:hover,
.catalog-page .button--outline-light:focus-visible {
    color: var(--color-green);
    border-color: var(--color-white);
    background: var(--color-white);
}


/* =========================================================
   HERO — DARK, WITHOUT NUMERIC INDEX
   ========================================================= */

.catalog-hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;

    min-height: clamp(470px, 48vw, 680px);

    display: flex;
    align-items: center;

    color: var(--color-white);
    background-color: var(--color-green);
    background-image: var(--section-gradient-dark);
}

.catalog-hero::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: clamp(20px, 4vw, 64px);

    width: 1px;

    background: rgba(249, 105, 0, 0.65);
}

.catalog-support::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -2;
    pointer-events: none;

    opacity: 0.28;

    background-image:
        linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
    background-size: 48px 48px;
}

.catalog-hero::after,
.catalog-support::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;

    background: linear-gradient(
        90deg,
        rgba(7, 35, 28, 0.42) 0%,
        rgba(7, 35, 28, 0.10) 58%,
        rgba(7, 35, 28, 0.22) 100%
    );
}

.catalog-hero__inner {
    position: relative;

    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(430px, 1.1fr);
    align-items: center;
    gap: clamp(40px, 6vw, 96px);

    padding-top: clamp(86px, 9vw, 132px);
    padding-bottom: clamp(78px, 8vw, 120px);
}

.catalog-hero__content {
    position: relative;
    z-index: 2;

    animation: catalog-fade-up 0.75s 0.08s both ease-out;
}

.catalog-hero__title {
    max-width: 780px;
    margin-bottom: 24px;

    color: var(--color-white);

    font-size: clamp(54px, 6.4vw, 96px);
    font-weight: 700;
    line-height: 0.98;
    letter-spacing: -0.025em;
}

.catalog-hero__lead {
    max-width: 650px;
    margin-bottom: 0;

    color: rgba(255, 255, 255, 0.76);

    font-size: clamp(18px, 1.7vw, 25px);
    line-height: 1.48;
}

.catalog-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;

    margin-top: 34px;
}

.catalog-hero__drawing {
    width: 100%;
    opacity: 0.58;
}

.catalog-hero__drawing svg {
    width: 100%;
    height: auto;
    overflow: visible;

    fill: none;
    stroke: rgba(255, 255, 255, 0.42);
    stroke-width: 1.2;
    vector-effect: non-scaling-stroke;
}

.catalog-hero__grid {
    stroke: rgba(255, 255, 255, 0.09);
}

.catalog-hero__bearing {
    stroke: rgba(255, 255, 255, 0.48);
}

.catalog-hero__dimensions {
    stroke: rgba(249, 105, 0, 0.72);
}

.catalog-hero__dimensions text {
    fill: rgba(255, 255, 255, 0.58);
    stroke: none;

    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
}


/* =========================================================
   01 / CATALOG — LIGHT
   ========================================================= */

.catalog-products {
    position: relative;

    padding: clamp(76px, 8vw, 122px) 0;

    color: var(--color-text);
    background-color: var(--color-bg);
    background-image: var(--section-gradient-light);
}

.catalog-api-root:empty {
    position: relative;

    min-height: clamp(480px, 55vw, 760px);

    border: 1px solid rgba(22, 75, 59, 0.20);
    background-color: rgba(255, 255, 255, 0.42);
    background-image:
        linear-gradient(var(--color-green), var(--color-green)),
        linear-gradient(var(--color-green), var(--color-green)),
        linear-gradient(var(--color-green), var(--color-green)),
        linear-gradient(var(--color-green), var(--color-green)),
        linear-gradient(var(--color-green), var(--color-green)),
        linear-gradient(var(--color-green), var(--color-green)),
        linear-gradient(var(--color-green), var(--color-green)),
        linear-gradient(var(--color-green), var(--color-green));
    background-position:
        left 20px top 20px,
        left 20px top 20px,
        right 20px top 20px,
        right 20px top 20px,
        left 20px bottom 20px,
        left 20px bottom 20px,
        right 20px bottom 20px,
        right 20px bottom 20px;
    background-size:
        44px 1px,
        1px 44px,
        44px 1px,
        1px 44px,
        44px 1px,
        1px 44px,
        44px 1px,
        1px 44px;
    background-repeat: no-repeat;
}

/* После подключения API контейнер не вмешивается в его разметку. */
.catalog-api-root:not(:empty) {
    min-height: 0;
    border: 0;
    background: none;
}


/* =========================================================
   02 / SUPPORT — DARK
   ========================================================= */

.catalog-support {
    position: relative;
    isolation: isolate;
    overflow: hidden;

    padding: clamp(76px, 8vw, 122px) 0;

    color: var(--color-white);
    background-color: var(--color-green);
    background-image: var(--section-gradient-dark);
}

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

    margin: 0;
    padding: 1px;

    list-style: none;
    background: rgba(255, 255, 255, 0.15);
}

.catalog-support-card {
    position: relative;
    min-height: 280px;

    display: flex;
    flex-direction: column;

    padding: clamp(28px, 3vw, 42px);

    background: rgba(12, 54, 43, 0.78);
}

.catalog-support-card::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;

    width: 0;
    height: 3px;

    background: var(--color-orange);
    transition: width 0.42s ease;
}

.catalog-support-card:hover::after {
    width: 100%;
}

.catalog-support-card__number {
    display: block;
    margin-bottom: auto;
    padding-bottom: 56px;

    color: var(--color-orange);

    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.13em;
}

.catalog-support-card h3 {
    color: var(--color-white);
}

.catalog-support-card p {
    margin-bottom: 0;

    color: rgba(255, 255, 255, 0.62);
    line-height: 1.65;
}


/* =========================================================
   03 / REQUEST — LIGHT
   ========================================================= */

.catalog-request {
    position: relative;
    overflow: hidden;

    padding:
        clamp(34px, 5vw, 64px)
        0
        clamp(72px, 8vw, 116px);

    color: var(--color-text);
    background-color: var(--color-bg);
    background-image: var(--section-gradient-light);
}

.catalog-request__inner {
    position: relative;
    overflow: hidden;

    min-height: 360px;

    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
    align-items: center;
    gap: 40px;

    padding-top: clamp(46px, 6vw, 78px);
    padding-bottom: clamp(46px, 6vw, 78px);

    border: 1px solid rgba(22, 75, 59, 0.18);
    background: transparent;
}

.catalog-page .catalog-request__inner {
    width: min(
        calc(100% - (var(--container-padding) * 2)),
        calc(var(--container-width) - (var(--container-padding) * 2))
    );
    padding-inline: clamp(20px, 4vw, 54px);
}

.catalog-request__content {
    position: relative;
    z-index: 2;

    max-width: 740px;
}

.catalog-request__content h2 {
    margin-bottom: 20px;
}

.catalog-request__content > p:not(.section-index) {
    max-width: 650px;
    margin-bottom: 0;

    color: var(--color-muted);

    font-size: clamp(17px, 1.5vw, 21px);
    line-height: 1.58;
}

.catalog-request__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 13px;

    margin-top: 34px;
}

.catalog-request__drawing {
    position: relative;
    z-index: 1;

    width: 100%;
    align-self: end;
}

.catalog-request__drawing svg {
    width: 100%;
    height: auto;
    overflow: visible;

    fill: none;
    stroke: rgba(22, 75, 59, 0.42);
    stroke-width: 1.2;
    vector-effect: non-scaling-stroke;
}

.catalog-request__grid-lines {
    stroke: rgba(22, 75, 59, 0.09);
}

.catalog-request__marking text {
    fill: var(--color-green);
    stroke: none;

    font-size: 13px;
    font-weight: 700;
}


/* =========================================================
   ACCESSIBILITY AND ANIMATION
   ========================================================= */

.catalog-page a:focus-visible {
    outline: 3px solid rgba(249, 105, 0, 0.54);
    outline-offset: 3px;
}

@keyframes catalog-fade-up {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* =========================================================
   RESPONSIVE — LAPTOP
   ========================================================= */

@media (max-width: 1100px) {

    .catalog-hero__inner {
        grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
        gap: 30px;
    }

    .catalog-request__inner {
        grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
    }
}


/* =========================================================
   RESPONSIVE — TABLET
   ========================================================= */

@media (max-width: 820px) {

    .catalog-hero__inner,
    .catalog-request__inner {
        grid-template-columns: 1fr;
    }

    .catalog-hero__content,
    .catalog-request__content {
        max-width: 700px;
    }

    .catalog-hero__drawing {
        position: absolute;
        right: -190px;
        bottom: -130px;

        width: 590px;

        opacity: 0.13;
    }

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

    .catalog-support-card {
        min-height: 220px;
    }

    .catalog-request__drawing {
        max-width: 620px;
    }
}


/* =========================================================
   RESPONSIVE — MOBILE
   ========================================================= */

@media (max-width: 640px) {

    .catalog-page h2 {
        font-size: clamp(32px, 10vw, 44px);
    }

    .catalog-hero {
        --catalog-mobile-breadcrumbs-height: 30px;

        min-height:
            calc(
                520px
                + var(--catalog-mobile-breadcrumbs-height)
            );
    }

    .catalog-hero::before {
        display: none;
    }

    .catalog-hero__inner {
        /* Высота шапки + breadcrumbs + безопасный зазор до контента. */
        padding-top: calc(var(--header-height) + 72px);
        padding-bottom: 72px;
    }

    .catalog-hero__title {
        margin-bottom: 20px;

        font-size: clamp(48px, 15vw, 68px);
    }

    .catalog-hero__lead {
        max-width: 440px;

        font-size: 18px;
    }

    .catalog-hero__actions,
    .catalog-request__actions {
        flex-direction: column;
        align-items: stretch;

        margin-top: 28px;
    }

    .catalog-hero__actions .button,
    .catalog-request__actions .button {
        width: 100%;
    }

    .catalog-hero__drawing {
        display: none;
    }

    .catalog-products,
    .catalog-support {
        padding: 60px 0;
    }

    .catalog-api-root:empty {
        min-height: clamp(340px, 100vw, 500px);
    }

    .catalog-support-card {
        min-height: 0;
        padding: 28px 22px;
    }

    .catalog-support-card__number {
        margin-bottom: 34px;
        padding-bottom: 0;
    }

    .catalog-request {
        padding: 34px 0 72px;
    }

    .catalog-request__inner {
        min-height: 0;
        gap: 38px;

        padding-top: 42px;
        padding-bottom: 34px;
    }

    .catalog-request__drawing {
        max-width: 440px;
    }
}


/* ---------------------------------------------------------
   VERY SMALL MOBILE
   --------------------------------------------------------- */

@media (max-width: 430px) {

    .catalog-page .section-index {
        font-size: 11px;
    }

    .catalog-api-root:empty {
        background-position:
            left 12px top 12px,
            left 12px top 12px,
            right 12px top 12px,
            right 12px top 12px,
            left 12px bottom 12px,
            left 12px bottom 12px,
            right 12px bottom 12px,
            right 12px bottom 12px;
        background-size:
            30px 1px,
            1px 30px,
            30px 1px,
            1px 30px,
            30px 1px,
            1px 30px,
            30px 1px,
            1px 30px;
    }
}


/* =========================================================
   REDUCED MOTION
   ========================================================= */

@media (prefers-reduced-motion: reduce) {

    .catalog-page *,
    .catalog-page *::before,
    .catalog-page *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Векторный логотип SKF внутри заголовка */

.catalog-page .catalog-hero__skf-logo {
    display: inline-block;

    width: 2.7em;
    height: auto;
    margin-left: 0.12em;

    color: #8DB9A9;

    vertical-align: -0.045em;
    overflow: visible;
}

.catalog-hero__skf-logo path {
    fill: currentColor;
}

.catalog-visually-hidden {
    position: absolute;

    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;

    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 640px) {
    .catalog-page .catalog-hero__skf-logo {
        display: block;

        width: 2.55em;
        margin: 0.14em 0 0;
    }
}

.catalog-hero__registered circle {
    fill: none;
    stroke: currentColor;
    stroke-width: 1.45;
    vector-effect: non-scaling-stroke;
}

.catalog-hero__registered path {
    fill: currentColor;
}

.catalog-hero__skf-logo {
    shape-rendering: geometricPrecision;
}