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

.breadcrumb {
    background-color: #f8f9fa;
    padding: 15px 0;
    border-bottom: 1px solid #e9ecef;
}

.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.breadcrumb-link {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-link:hover {
    color: #2c5aa0;
}

.breadcrumb-separator {
    color: #999;
    font-weight: 300;
}

.breadcrumb-current {
    color: #2c5aa0;
    font-weight: 500;
}

.cta__product {
    background-color: #fff;
    color: #333;
    position: relative;
    overflow: hidden;
}

.cta__product_title {
    font-size: 44px;
    font-weight: 700;
    color: #111;
    margin-bottom: 25px;
    line-height: 1.2;
}

.cta__product_description {
    font-size: 30px;
    font-weight: 700;
    color: #111;
    line-height: 1.2;
}

.cta__product_description2 {
    font-size: 20px;
    font-weight: 700;
    color: #336;
    line-height: 1.2;
}

.cta__product_img {
    width: 100%;
    margin-top: 60px;
    display: grid;
    grid-template-columns: 2fr 1fr; /* 左侧大图 2 份，右侧小图 1 份 */
    max-width: 1280px;
    height: auto; /* 固定高度，可根据需要调整 */
}
.cta__product_img-left,
.cta__product_img-right {
      width: 100%;
      height: 100%;
    }

.cta__product_img-left img,
.cta__product_img-right img {
      width: 100%;
      height: 100%; /* 改为 auto，避免强制拉伸 */
      object-fit: cover; /* 图片铺满，保持比例，超出部分裁剪 */
      display: block;
}

.cta__product_img-right {
      display: grid;
      grid-template-rows: 1fr 1fr; /* 上下均分 */
    }


/* 产品内容描述区域样式 */
.cta__content_description {
    width:100%;
    max-width:100%;
    box-sizing:border-box;
    padding:0;margin:0;
    overflow:hidden;
}

/* 图片自适应样式 */
.cta__content_description img {
    max-width:100%;
    height:auto;
    display:block;
    margin:0 auto;
    box-sizing:border-box;
}

/* objects */
.objects {
    background-color: #fff;
    padding: 60px 0;
}

.objects__title {
    font-family: "DM Sans", Sans-serif;
    font-size: 2.5em;
    font-weight: 700;
    text-align: left;
    margin-bottom: 20px;
    color: #1F4396;
    line-height: 1.3em;
    margin: 0;
}

.objects__grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    gap: 3px;
    margin-top: 40px;
}

.objects__card {
    background-color: #fff;
    color: white;
    padding: 50px 10px;
    text-align: center;
    transition: transform 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.objects__card__title {
    color: #111;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
}

.objects__card__description {
    color: #999;
    font-size: 16px;
    line-height: 1.6;
}

/* functions */
.functions {
    background-color: #fff;
    padding: 60px 0;
}

.functions__title {
    font-family: "DM Sans", Sans-serif;
    font-size: 2.5em;
    font-weight: 700;
    text-align: left;
    margin-bottom: 20px;
    color: #1F4396;
    line-height: 1.3em;
    margin: 0;
}

.functions__grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    gap: 3px;
    margin-top: 40px;
}

.functions__card {
    background-color: #fff;
    color: white;
    padding: 50px 10px;
    text-align: center;
    transition: transform 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.005);
}

.functions__card__title {
    color: #111;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
    text-align: left;
}

.functions__card__description {
    color: #999;
    font-size: 16px;
    line-height: 1.6;
    text-align: left;
}

.functions__icon {
    margin: 0;
    text-align: left;
}

/* features */
.features {
    background-color: #fff;
}

.features__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    align-items: center;
    margin-top: 40px;
}

.features__image {
    text-align: center;
}

.features__image img {
    max-width: 100%;
    height: auto;
    width: 500px;
}

.features__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 30px;
}

.feature__item {
    font-family: "Lato", Sans-serif;
    display: block;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    color: #000;
    padding: 0.5rem;
}

.feature__item_title {
    margin-left: 1rem;
}

.feature__item_description {
    margin-left: 3.3rem;
    font-family: 'Open Sans',sans-serif;
    font-size: 14px;
    color: #333;
}

.feature-check {
    font-size: 30px;
    color: rgb(31, 67, 150);
}

.check-icon {
    color: #2c5aa0;
    font-weight: bold;
    font-size: 16px;
}

/* parameters */
.parameters {
    background-color: #fff;
    padding: 60px 0;
}

.parameters__title {
    font-family: "DM Sans", Sans-serif;
    font-size: 2.5em;
    font-weight: 700;
    text-align: left;
    margin-bottom: 20px;
    color: #1F4396;
    line-height: 1.3em;
    margin: 0;
}

.parameters__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0px;
    align-items: self-start;
}

.parameters__table {
    width: 100%;
    height: auto;
    margin: 0;
    border-collapse: collapse;
    border: none;
}

.table-header {
    color: #fff;
    background-color: #1F4396;
    margin: 0;
}

.parameters__table tr {
    height: 40px;
    text-align: center;
}

.parameters__table tbody tr:nth-child(odd) {
    background-color: #ffffff;
}

.parameters__table tbody tr:nth-child(even) {
    background-color: #f2f2f2;
}

.parameters__bottom {
    padding: 6px;
    font-size: 10px;
    color: #999;
}

/* dimensions */
.dimensions {
    background-color: #fff;
    padding: 60px 0;
}

.dimensions__title {
    font-family: "DM Sans", Sans-serif;
    font-size: 2.5em;
    font-weight: 700;
    text-align: left;
    margin-bottom: 20px;
    color: #1F4396;
    line-height: 1.3em;
    margin: 0;
}

.dimensions-content {
    text-align: center;
}

.dimensions-content img {
    width: 100%;
}

.dimensions-content video {
    margin-top: 30px;
    width: 100%;
    height: auto;
}

/* Download */
.download {
    background-color: #fff;
    padding: 60px 0;
}

.download__title {
    font-family: "DM Sans", Sans-serif;
    font-size: 2.5em;
    font-weight: 700;
    text-align: left;
    margin-bottom: 20px;
    color: #1F4396;
    line-height: 1.3em;
    margin: 0;
}

.download__content {
    text-align: left;
    margin-top: 30px;
    margin-left: 60px;
}

.download__content p {
    font-size: 20px;
    font-weight: 700;
}

/* Contact US */
.contact_us {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url("../images/GlasSmart1000_06.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
    padding: 60px 0;
}

.contact_us__content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 0px;
    align-items: center;
}

@media (max-width: 768px) {
    .objects__grid, .functions__grid, .features__content, .parameters__grid, .cta__product_img {
        grid-template-columns: 1fr;
    }

    .breadcrumb-nav {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
}

.navigation {
    background-color: #f8f9fa;
    padding: 15px 0;
}

.navigation-nav {
    max-width: 1000px;
    margin-left: 40px;
    margin-bottom: 25px;
}

.navigation-link {
    color: #2c5aa0;
    text-decoration: none;
    transition: color 0.3s ease;
    cursor: pointer;
}

.navigation-link:hover {
    color: #3c6ab0;
}

/* Comments */
.comments-area {
    background-color: #f8f9fa;
    margin-top: 2em;
    padding-left: 20px;
    padding-right: 20px;
    margin-top: 0;
}

.comment-respond {
    background-color: white;
    padding: 80px;
    max-width: 1000px;
    margin: 0 auto;
}

.comment-reply-title {
    font-weight: normal;
    line-height: 1.65;
    font-size: 1.625em;
}

#email-notes, .required-field-message {
    color: #808285;
}

.comment-textarea {
    width: 100%;
    border-radius: 0;
    vertical-align: middle;
    margin-bottom: 10px;

    border-width: 1px;
    border-color: #eee;
}

.comment-textarea textarea {
    font-family: 'Open Sans',sans-serif;
    font-weight: 400;
    font-size: 16px;
    font-size: 1rem;
    color: #666;
    padding: .75em;
    height: auto;
    border: 1px solid #ddd;
    background: #f8f8f8;
    box-shadow: none;
    box-sizing: border-box;
    transition: all .2s linear;
    overflow: auto;
}

.comment-formwrap input {
    font-family: 'Open Sans',sans-serif;
    font-weight: 400;
    font-size: 16px;
    font-size: 1rem;
    color: #666;
    padding: .75em;
    height: auto;
    border: 1px solid #ddd;
    background: #f8f8f8;
    box-shadow: none;
    box-sizing: border-box;
    transition: all .2s linear;
    overflow: auto;
}

.comment-formwrap {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 40px;
}

.comment-form-cookies-consent {
    margin: 16px 0;
    color: #666;
}

.comments-area .comment-form-comment {
    width: 100%;
    border: none;
    margin: 0;
    padding: 0;
}

.comments-area .comment-notes,.comments-area .comment-textarea,.comments-area .form-allowed-tags {
    margin-bottom: 1.5em;
}

.comments-area textarea#comment,.comments-area .comment-formwrap input[type="text"] {
    width: 100%;
    border-radius: 0;
    vertical-align: middle;
    margin-bottom: 10px;
}

.submit {
    border: 0;
    padding: 1em;
    color: #253993;
    background-color: #fff;
    cursor: pointer;
}

.submit:hover {
    border: 0;
    padding: 1em;
    color: #fff;
    background-color: #253993;
}

@media (max-width: 768px) {
    .comment-formwrap {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .comment-formwrap {
        grid-template-columns: 1fr;
    }
}

h2, h4 {
    font-size: 1.5em;
    font-weight: 700;
}

h2 {
    font-weight: 700;
    font-family: "Montserrat", Sans-serif;
}

h4 {
    font-family: "Open Sans", Sans-serif;
}

.elementor-section-product {
    position: relative;
    padding: 570px 0 0 0;
    overflow: hidden;
}

.elementor-swiper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.swiper-slide {
    position: relative;
    height: 100%;
}

.elementor-background-slideshow__slide__image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.elementor-background-overlay-product {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;

    background-color: transparent;
    background-image: linear-gradient(240deg, #FFFFFF00 0%, #031E3AB0 100%);
    opacity: 0.35;
    transition: background 0.3s, border-radius 0.3s, opacity 0.3s;
}

.elementor-container {
    position: absolute;
    top: 0rem;
    left: 17.1%;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
    padding: 20px;
    max-width: 900px;
    min-height: 164px;
}

.text-container {
    text-align: center;
    max-width: 900px;
}

.elementor-heading-title-product {
    color: white;
    text-shadow: -1px 0px 6px rgba(7.808662570888461, 7.757608695652168, 19.499999999999982, 0.27);
    text-align: left;
}

.elementor-heading-title-product:nth-child(1) {
    transform: translateY(0);
    opacity: 1;
    margin: -25px 0;
    font-family: "Montserrat", Sans-serif;
    font-size: 2.5em;
}

.elementor-heading-title-product:nth-child(2) {
    transform: translateY(0);
    opacity: 1;
    margin: 37px 0;
    font-family: "DM Sans", Sans-serif;
    font-size: 1.5em;
    line-height: 28px;
}

.elementor-heading-title-product:last-child {
    animation: slideDown 1.5s ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-80px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(80px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 767px) {
    .elementor-heading-title-product {
        font-size: 1.5em !important;
    }
    .elementor-heading-title-product:nth-child(2) {
        font-size: 1em !important;
        width: 60%;
    }
    .elementor-container {
        top: 18%;
        left: 0%;
    }
}

.line-container {
    width: 100px;
    margin: 0.72rem auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.line-container img {
    max-width: 100%;
    height: auto;
}