/* =========================================================
   Petrochemical Industry Page
   Bootstrap 5.2 Compatible
   Unique prefix: pcx-petro-
   ========================================================= */

.pcx-petro-page {
    width: 100%;
    background: #ffffff;
    color: #333333;
    font-family: Arial, Helvetica, sans-serif;
    overflow: hidden;
}

.pcx-petro-page * {
    box-sizing: border-box;
}


/* =========================
   Common
   ========================= */




/* =========================
   Page Title
   ========================= */

.pcx-petro-title-section {
    padding: 72px 0 24px;
}

.pcx-petro-main-title {
    margin: 0;
    color: #111111;
    font-size: 28px;
    line-height: 1.25;
    font-weight: 700;
    text-align: center;
    letter-spacing: 0.2px;
}


/* =========================
   Introduction
   ========================= */

.pcx-petro-intro-section {
    padding: 12px 0 44px;
}

.pcx-petro-intro-row {
    margin: 0;
}

.pcx-petro-intro-content-col,
.pcx-petro-intro-image-col {
    padding: 0;
}

.pcx-petro-intro-content {
    height: 100%;
    padding: 34px 38px;
    background: #f4f8fc;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.pcx-petro-intro-title {
    margin: 0 0 18px;
    color: #172b43;
    font-size: 28px;
    line-height: 1.3;
    font-weight: 700;
}

.pcx-petro-intro-text {
    margin: 0;
    color: #555f6d;
    /* font-size: 13px; */
    line-height: 1.9;
}

.pcx-petro-intro-image-wrap {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 300px;
    overflow: hidden;
    background: #eeeeee;
}

.pcx-petro-intro-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.pcx-petro-intro-image-wrap:hover .pcx-petro-intro-image {
    transform: scale(1.05);
}

.pcx-petro-intro-image-overlay {
    position: absolute;
    left: 50%;
    bottom: 18px;
    transform: translateX(-50%);
    display: flex;
    gap: 9px;
}

.pcx-petro-intro-dot {
    width: 8px;
    height: 8px;
    display: block;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
}

.pcx-petro-intro-dot-active {
    background: #173e78;
}

/* =========================================================
   Introduction Image Swiper
   ========================================================= */

.pcx-petro-intro-image-col {
    position: relative;
    min-height: 300px;
    padding: 0;
}

.pcx-petro-intro-swiper {
    width: 100%;
    height: 100%;
    min-height: 300px;
    overflow: hidden;
}

.pcx-petro-intro-slide {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.pcx-petro-intro-image-wrap {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 300px;
    overflow: hidden;
    background: #eeeeee;
}

.pcx-petro-intro-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;

    transition: transform 0.8s ease;
}


/* 图片 Hover */

.pcx-petro-intro-slide:hover .pcx-petro-intro-image {
    transform: scale(1.05);
}


/* =========================
   Pagination
   ========================= */

.pcx-petro-intro-pagination {
    position: absolute !important;
    left: 0 !important;
    bottom: 18px !important;
    width: 100% !important;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    z-index: 10;
    background: #00000030;
    padding: 10px 0px;
}

.pcx-petro-intro-pagination .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    margin: 0 !important;
    opacity: 1;
    background: rgba(255, 255, 255, 0.65);
    transition:
        width 0.3s ease,
        background 0.3s ease,
        border-radius 0.3s ease;
}

.pcx-petro-intro-pagination .swiper-pagination-bullet-active {
    width: 24px;
    border-radius: 15px;
    background: #174b8b;
}


/* =========================
   Tablet
   ========================= */

@media (max-width: 991.98px) {

    .pcx-petro-intro-image-col {
        min-height: 260px;
    }

    .pcx-petro-intro-swiper {
        min-height: 260px;
    }

    .pcx-petro-intro-image-wrap {
        min-height: 260px;
    }

}


/* =========================
   Mobile
   ========================= */

@media (max-width: 767.98px) {

    .pcx-petro-intro-image-col {
        min-height: 210px;
    }

    .pcx-petro-intro-swiper {
        min-height: 210px;
    }

    .pcx-petro-intro-image-wrap {
        min-height: 210px;
    }

    .pcx-petro-intro-pagination {
        bottom: 12px !important;
    }

    .pcx-petro-intro-pagination .swiper-pagination-bullet {
        width: 7px;
        height: 7px;
    }

    .pcx-petro-intro-pagination .swiper-pagination-bullet-active {
        width: 20px;
    }

}


/* =========================
   Small Mobile
   ========================= */

@media (max-width: 575.98px) {

    .pcx-petro-intro-image-col {
        min-height: 180px;
    }

    .pcx-petro-intro-swiper {
        min-height: 180px;
    }

    .pcx-petro-intro-image-wrap {
        min-height: 180px;
    }

}


/* =========================
   Section Heading
   ========================= */

.pcx-petro-section-heading {
    position: relative;
    display: inline-flex;
    align-items: stretch;
    min-height: 54px;
    margin-bottom: 22px;
    background: #dfe8f4;
}

.pcx-petro-heading-line {
    width: 4px;
    flex: 0 0 4px;
    background: #0c4b9c;
}

.pcx-petro-section-title {
    margin: 0;
    padding: 16px 30px;
    color: #142b47;
    font-size: 20px;
    line-height: 1.25;
    font-weight: 700;
}

.pcx-petro-section-body {
    width: 100%;
}

.pcx-petro-section-description,
.pcx-petro-case-description {
    margin: 0 0 20px;
    color: #555d68;
    /* font-size: 13px; */
    line-height: 1.85;
}


/* =========================
   Scenario
   ========================= */

.pcx-petro-scenario-section {
    padding: 0 0 44px;
}

.pcx-petro-feature-list {
    margin: 0;
    padding-left: 20px;
}

.pcx-petro-feature-item {
    margin-bottom: 9px;
    padding-left: 5px;
    color: #4d5560;
    /* font-size: 13px; */
    line-height: 1.8;
    list-style: disc;
}

.pcx-petro-feature-item::marker {
    color: #173e78;
}

.pcx-petro-feature-highlight {
    color: #e77a19;
    font-weight: 700;
}


/* =========================
   Equipment
   ========================= */

.pcx-petro-equipment-section {
    padding: 0 0 44px;
}

.pcx-petro-equipment-group {
    margin-top: 26px;
}

.pcx-petro-equipment-group-secondary {
    margin-top: 34px;
}

.pcx-petro-equipment-title {
    margin: 0 0 12px;
    color: #174b8b;
    font-size: 15px;
    line-height: 1.5;
    font-weight: 700;
}

.pcx-petro-equipment-description {
    margin: 0 0 14px;
    color: #555d68;
    /* font-size: 13px; */
    line-height: 1.85;
}

.pcx-petro-equipment-list {
    margin: 0;
    padding-left: 22px;
}

.pcx-petro-equipment-item {
    margin-bottom: 8px;
    padding-left: 5px;
    color: #555d68;
    /* font-size: 13px; */
    list-style: disc;
    line-height: 1.8;
}

.pcx-petro-equipment-item::marker {
    color: #172f55;
}

.pcx-petro-link-title {
    color: #15569b;
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color 0.25s ease;
}

.pcx-petro-equipment-item:hover .pcx-petro-link-title {
    color: #e67a1c;
}


/* =========================
   Pain Points
   ========================= */

.pcx-petro-pain-section {
    padding: 0 0 42px;
}

.pcx-petro-heading-compact {
    margin-bottom: 20px;
}


/* =========================
   Advantages
   ========================= */

.pcx-petro-advantages-section {
    padding: 0 0 44px;
}

.pcx-petro-advantage-list {
    margin: 0;
    padding-left: 22px;
}

.pcx-petro-advantage-item {
    margin-bottom: 11px;
    padding-left: 5px;
    color: #555d68;
    /* font-size: 13px; */
    list-style: disc;
    line-height: 1.8;
    transition: transform 0.25s ease;
}

.pcx-petro-advantage-item:hover {
    transform: translateX(5px);
}

.pcx-petro-advantage-item::marker {
    color: #173e78;
}

.pcx-petro-advantage-highlight {
    color: #e87b1a;
    font-weight: 700;
}


/* =========================
   Case Studies
   ========================= */

.pcx-petro-case-section {
    padding: 0 0 40px;
}

.pcx-petro-heading-case {
    margin-bottom: 20px;
}


/* =========================================================
   Related Products Swiper
   ========================================================= */

.pcx-petro-products-section {
    padding: 0 0 55px;
}

.pcx-petro-heading-products {
    margin-bottom: 28px;
}

.pcx-petro-products-swiper-wrap {
    position: relative;
    padding: 0 48px 42px;
}

.pcx-petro-products-swiper {
    width: 100%;
    overflow: hidden;
}

.pcx-petro-product-slide {
    height: auto;
    box-sizing: border-box;
}


/* Product Card */

.pcx-petro-product-card {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 100%;
    overflow: hidden;
    border: 1px solid #dfe3e8;
    background: #ffffff;
    text-decoration: none;
    transition:
        transform 0.35s ease,
        box-shadow 0.35s ease,
        border-color 0.35s ease;
}

.pcx-petro-product-card:hover {
    border-color: #174b8b;
    box-shadow: 0 14px 30px rgba(16, 43, 76, 0.14);
    transform: translateY(-7px);
}


/* Product Image */

.pcx-petro-product-image-wrap {
    position: relative;
    width: 100%;
    /* height: 245px; */
    overflow: hidden;
    background: #ffffff;
}

.pcx-petro-product-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
    transition:
        transform 0.55s ease,
        opacity 0.35s ease;
}

.pcx-petro-product-card:hover .pcx-petro-product-image {
    transform: scale(1.07);
}


/* Product Content */

.pcx-petro-product-content {
    min-height: 82px;
    padding: 16px 15px;
    background: #f2f2f2;
    transition:
        background 0.3s ease;
}

.pcx-petro-product-card:hover .pcx-petro-product-content {
    background: #e8eff8;
}

.pcx-petro-product-title {
    margin: 0;
    color: #364452;
    font-size: 16px;
    line-height: 1.65;
    font-weight: 400;
    transition: color 0.3s ease;
}

.pcx-petro-product-card:hover .pcx-petro-product-title {
    color: #174b8b;
}


/* =========================
   Navigation
   ========================= */

.pcx-petro-products-arrow {
    position: absolute;
    top: calc(50% - 21px);
    z-index: 10;

    width: 38px;
    height: 38px;

    padding: 0;
    border: 0;
    border-radius: 50%;

    display: flex;
    align-items: center;
    justify-content: center;

    color: #d36b73;
    background: #fae9eb;

    cursor: pointer;

    transform: translateY(-50%);

    transition:
        background 0.3s ease,
        color 0.3s ease,
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.pcx-petro-products-arrow:hover {
    color: #ffffff;
    background: #174b8b;
    box-shadow: 0 7px 18px rgba(23, 75, 139, 0.2);
    transform: translateY(-50%) scale(1.08);
}

.pcx-petro-products-prev {
    left: 0;
}

.pcx-petro-products-next {
    right: 0;
}

.pcx-petro-arrow-icon {
    width: 18px;
    height: 18px;
    display: block;
}


/* =========================
   Pagination
   ========================= */

.pcx-petro-products-pagination {
    position: absolute !important;
    bottom: 0 !important;
    left: 0 !important;

    width: 100% !important;

    display: flex;
    align-items: center;
    justify-content: center;

    gap: 7px;
}

.pcx-petro-products-pagination .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    margin: 0 !important;
    opacity: 1;
    background: #d5dce5;
    transition:
        width 0.3s ease,
        background 0.3s ease,
        border-radius 0.3s ease;
}

.pcx-petro-products-pagination .swiper-pagination-bullet-active {
    width: 22px;
    border-radius: 5px;
    background: #174b8b;
}


/* =========================
   Tablet
   ========================= */

@media (max-width: 991.98px) {

    .pcx-petro-products-swiper-wrap {
        padding-left: 42px;
        padding-right: 42px;
    }

    .pcx-petro-product-image-wrap {
        height: 220px;
    }

}



/* =========================
   Mobile
   ========================= */

@media (max-width: 767.98px) {

    .pcx-petro-products-section {
        padding-bottom: 45px;
    }

    .pcx-petro-products-swiper-wrap {
        padding-left: 34px;
        padding-right: 34px;
        padding-bottom: 38px;
    }

    .pcx-petro-product-image-wrap {
        height: 180px;
    }

    .pcx-petro-product-content {
        min-height: 76px;
        padding: 12px 10px;
    }

    .pcx-petro-product-title {
        font-size: 10px;
        line-height: 1.55;
    }

    .pcx-petro-products-arrow {
        width: 30px;
        height: 30px;
    }

    .pcx-petro-arrow-icon {
        width: 15px;
        height: 15px;
    }

}


/* =========================
   Small Mobile
   ========================= */

@media (max-width: 575.98px) {

    .pcx-petro-products-swiper-wrap {
        padding-left: 28px;
        padding-right: 28px;
    }

    .pcx-petro-product-image-wrap {
        height: 155px;
    }

    .pcx-petro-product-title {
        font-size: 9px;
    }

}


/* =========================
   Message
   ========================= */

.pcx-petro-message-section {
    padding: 0 0 70px;
}

.pcx-petro-heading-message {
    margin-bottom: 24px;
}

.pcx-petro-message-form {
    width: 100%;
}

.pcx-petro-message-row {
    margin: 0 -8px;
}

.pcx-petro-form-col {
    padding: 0 8px;
    margin-bottom: 16px;
}

.pcx-petro-form-field {
    width: 100%;
}

.pcx-petro-form-input,
.pcx-petro-form-textarea {
    width: 100%;
    border: 1px solid #d9dfe5;
    border-radius: 0;
    outline: none;
    color: #333333;
    background: #ffffff;
    font-size: 13px;
    transition:
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

.pcx-petro-form-input {
    height: 46px;
    padding: 0 15px;
}

.pcx-petro-form-textarea {
    min-height: 130px;
    padding: 14px 15px;
    resize: vertical;
}

.pcx-petro-form-input::placeholder,
.pcx-petro-form-textarea::placeholder {
    color: #7d858f;
}

.pcx-petro-form-input:focus,
.pcx-petro-form-textarea:focus {
    border-color: #174b8b;
    box-shadow: 0 0 0 3px rgba(23, 75, 139, 0.08);
}

.pcx-petro-form-submit-col {
    padding: 0 8px;
}

.pcx-petro-form-submit {
    min-width: 160px;
    min-height: 48px;
    padding: 12px 24px;
    border: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #ffffff;
    background: #174b8b;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition:
        background 0.3s ease,
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.pcx-petro-form-submit:hover {
    background: #102f59;
    box-shadow: 0 10px 25px rgba(23, 75, 139, 0.2);
    transform: translateY(-2px);
}

.pcx-petro-submit-icon {
    width: 18px;
    height: 18px;
}


/* =========================
   Tablet
   ========================= */

@media (max-width: 991.98px) {

    .pcx-petro-title-section {
        padding: 26px 0 20px;
    }

    .pcx-petro-main-title {
        font-size: 24px;
    }

    .pcx-petro-intro-content {
        padding: 28px;
    }

    .pcx-petro-intro-image-wrap {
        min-height: 260px;
    }

    .pcx-petro-section-title {
        font-size: 16px;
        padding: 14px 22px;
    }

    .pcx-petro-section-description,
    .pcx-petro-feature-item,
    .pcx-petro-equipment-description,
    .pcx-petro-equipment-item,
    .pcx-petro-advantage-item,
    .pcx-petro-case-description {
        font-size: 12px;
    }

    .pcx-petro-product-image-wrap {
        height: 220px;
    }

}


/* =========================
   Mobile
   ========================= */

@media (max-width: 767.98px) {

    .pcx-petro-title-section {
        padding: 22px 0 18px;
    }

    .pcx-petro-main-title {
        font-size: 20px;
    }

    .pcx-petro-intro-section {
        padding-bottom: 32px;
    }

    .pcx-petro-intro-content {
        padding: 24px 20px;
    }

    .pcx-petro-intro-title {
        font-size: 17px;
        margin-bottom: 12px;
    }

    .pcx-petro-intro-text {
        font-size: 12px;
        line-height: 1.8;
    }

    .pcx-petro-intro-image-wrap {
        min-height: 210px;
    }

    .pcx-petro-section-heading {
        width: 100%;
        min-height: auto;
    }

    .pcx-petro-section-title {
        width: 100%;
        padding: 13px 16px;
        font-size: 14px;
        line-height: 1.45;
    }

    .pcx-petro-heading-line {
        width: 3px;
        flex-basis: 3px;
    }

    .pcx-petro-scenario-section,
    .pcx-petro-equipment-section,
    .pcx-petro-pain-section,
    .pcx-petro-advantages-section,
    .pcx-petro-case-section {
        padding-bottom: 32px;
    }

    .pcx-petro-section-description,
    .pcx-petro-feature-item,
    .pcx-petro-equipment-description,
    .pcx-petro-equipment-item,
    .pcx-petro-advantage-item,
    .pcx-petro-case-description {
        font-size: 12px;
        line-height: 1.8;
    }

    .pcx-petro-feature-list,
    .pcx-petro-equipment-list,
    .pcx-petro-advantage-list {
        padding-left: 18px;
    }

    .pcx-petro-equipment-title {
        font-size: 13px;
    }

    .pcx-petro-products-slider {
        padding: 0 25px;
    }

    .pcx-petro-products-row {
        margin: 0 -5px;
    }

    .pcx-petro-product-col {
        padding: 0 5px;
    }

    .pcx-petro-product-image-wrap {
        height: 175px;
    }

    .pcx-petro-product-content {
        min-height: 75px;
        padding: 12px 10px;
    }

    .pcx-petro-product-title {
        font-size: 10px;
        line-height: 1.55;
    }

    .pcx-petro-products-arrow {
        width: 30px;
        height: 30px;
    }

    .pcx-petro-arrow-icon {
        width: 15px;
        height: 15px;
    }

    .pcx-petro-products-prev {
        left: -2px;
    }

    .pcx-petro-products-next {
        right: -2px;
    }

    .pcx-petro-message-section {
        padding-bottom: 45px;
    }

    .pcx-petro-form-input {
        height: 44px;
    }

    .pcx-petro-form-submit {
        width: 100%;
    }

}


/* =========================
   Small Mobile
   ========================= */

@media (max-width: 575.98px) {

    .pcx-petro-page .container {
        padding-left: 15px;
        padding-right: 15px;
    }

    .pcx-petro-main-title {
        font-size: 18px;
    }

    .pcx-petro-intro-image-wrap {
        min-height: 180px;
    }

    .pcx-petro-products-slider {
        padding: 0 20px;
    }

    .pcx-petro-product-col {
        width: 50%;
    }

    .pcx-petro-product-image-wrap {
        height: 150px;
    }

    .pcx-petro-product-content {
        min-height: 70px;
    }

    .pcx-petro-product-title {
        font-size: 9px;
    }

}