/**
 * co2-measurement.htm — 仅页面特有样式
 * Banner / 图文分栏 / 产品栅格五档已上收：
 *   page-banner-standard.css · shared-split-m1.css · product-card-standard.css
 */

.co2-page {
    background-color: #ffffff;
}

/* ========== 图文分栏：Banner→首块 88px；块间距 136px ========== */
.co2-measure-split {
    padding: 48px 0 40px;
    background: #ffffff;
    box-sizing: border-box;
}

.co2-measure-split > .calibration-m1-content.co2-m1-content {
    padding-bottom: 0;
}

.co2-measure-split--first {
    padding: 88px 0 40px;
}

.co2-measure-split--first > .calibration-m1-content.co2-m1-content {
    padding-top: 0;
}

/* co2-m1-list 方点列表见 shared-split-m1.css */

/* ========== 精优达传感器的优势（#00233D） ========== */
.co2-page .semi-reasons {
    padding: 72px 0;
    background-color: #00233D;
    box-sizing: border-box;
}

.co2-page .semi-reasons-title {
    font-size: 42px;
    font-family: "HarmonyOS Sans SC Light", sans-serif;
    font-weight: normal;
    color: #ffffff;
    text-align: center;
    margin: 0 0 48px 0;
    line-height: 1.25;
}

.co2-page .semi-reasons-grid {
    max-width: 1720px;
    margin: 0 auto;
    padding: 0 48px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 48px 40px;
    box-sizing: border-box;
}

.co2-page .semi-reason-card {
    width: auto;
    max-width: 460px;
    margin: 0 auto;
    padding: 0;
    min-height: 0;
    text-align: center;
}

.co2-page .semi-reason-card h3 {
    margin: 0 0 16px 0;
    font-size: 22px;
    font-weight: 600;
    color: #ffffff;
    line-height: 1.35;
}

.co2-page .semi-reason-card p {
    margin: 0;
    font-size: 16px;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.95);
    text-align: center;
}

/* ========== 相关产品 ========== */
.co2-page .co2-products {
    padding: 88px 0;
    background-color: #ffffff;
    box-sizing: border-box;
}

/* ========== 遗留：liquid-concentration / hydrogen-peroxide 等页仍引用 .co2-split ========== */
.co2-split {
    padding: 72px 0;
    background-color: #ffffff;
}

.co2-split--alt {
    background-color: #ffffff;
}

.co2-split--industry {
    padding: 72px 0 144px;
}

.co2-split-inner {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 80px;
    box-sizing: border-box;
}

.co2-split-title {
    font-size: 42px;
    font-family: "HarmonyOS Sans SC Light", sans-serif;
    font-weight: normal;
    color: #132A3E;
    margin: 0 0 20px 0;
    line-height: 1.2;
}

.co2-split-text {
    flex: 1 1 0;
    max-width: min(780px, 100%);
    min-width: 0;
    color: #132A3E;
}

.co2-split-text p,
.co2-split-lead {
    font-size: 18px;
    line-height: 1.8;
    margin: 0 0 16px 0;
    color: #132A3E;
}

.co2-split-text p:last-child {
    margin-bottom: 0;
}

.co2-split-list {
    margin: 12px 0 0 0;
    padding: 0;
    list-style: none;
    font-size: 18px;
    line-height: 1.8;
    color: #132A3E;
}

.co2-split-list li {
    position: relative;
    margin: 0 0 10px 0;
    padding-left: 16px;
}

.co2-split-list li:last-child {
    margin-bottom: 0;
}

.co2-split-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.78em;
    width: 5px;
    height: 5px;
    margin-top: -2px;
    border-radius: 50%;
    background: #333;
}

.co2-split-media {
    flex: 1 1 0;
    max-width: min(780px, 100%);
    min-width: 0;
}

.co2-split-media:not(.co2-split-media--video) img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    aspect-ratio: 780 / 440;
    object-fit: cover;
    background: #e8ecf0;
}

.co2-split-media--video video {
    display: block;
    width: 100%;
    max-width: 780px;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    background: #0d1f2c;
    vertical-align: top;
}

.co2-btn-navy {
    display: inline-block;
    margin-top: 16px;
    padding: 12px 28px;
    font-size: 16px;
    font-weight: 500;
    color: #ffffff;
    background-color: #132A3E;
    border: none;
    border-radius: 999px;
    text-decoration: none;
    cursor: pointer;
}

.co2-btn-navy:hover {
    background-color: #1a3d56;
    color: #ffffff;
}

.co2-btn-home-pill {
    color: #3d3d3d;
    background-color: transparent;
    border: 1px solid #00A1E9;
    font-weight: 600;
    transition: all 0.3s ease;
}

.co2-btn-home-pill:hover {
    background-color: rgba(0, 161, 233, 0.12);
    color: #3d3d3d;
    border-color: #00A1E9;
}

@media screen and (max-width: 1679px) {
    .co2-page .semi-reasons-title {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(42px * var(--kyd-text-scale, 1)));
    }
    .co2-page .semi-reason-card h3 {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(22px * var(--kyd-text-scale, 1)));
    }
    .co2-page .semi-reason-card p {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(16px * var(--kyd-text-scale, 1)));
    }
    .co2-split-title {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(42px * var(--kyd-text-scale, 1)));
    }
    .co2-split-text p,
    .co2-split-lead,
    .co2-split-list {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(18px * var(--kyd-text-scale, 1)));
    }
}

@media screen and (min-width: 1440px) and (max-width: 1679px) {
    .co2-page .semi-reasons-grid {
        padding-left: 36px;
        padding-right: 36px;
    }
    .co2-split-inner {
        padding-left: 36px;
        padding-right: 36px;
        gap: 56px;
    }
}

@media screen and (min-width: 1025px) and (max-width: 1439px) {
    .co2-page .semi-reasons-grid {
        padding-left: 28px;
        padding-right: 28px;
    }
    .co2-split-inner {
        padding-left: 28px;
        padding-right: 28px;
        gap: 40px;
    }
}

@media screen and (min-width: 768px) and (max-width: 1024px) {
    .co2-measure-split {
        padding: 32px 0 40px;
    }
    .co2-measure-split--first {
        padding: 64px 0 40px;
    }
    .co2-page .semi-reasons {
        padding: 64px 0;
    }
    .co2-page .semi-reasons-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        padding-left: 24px;
        padding-right: 24px;
    }
    .co2-page .semi-reason-card {
        max-width: none;
    }
    .co2-page .co2-products {
        padding: 64px 0;
    }
    .co2-split {
        padding: 56px 0;
    }
    .co2-split-inner {
        flex-direction: column;
        gap: 32px;
        padding-left: 24px;
        padding-right: 24px;
    }
    .co2-split-text,
    .co2-split-media {
        max-width: none;
        width: 100%;
    }
}

@media screen and (max-width: 767px) {
    .co2-measure-split {
        padding: 28px 0 32px;
    }
    .co2-measure-split--first {
        padding: 48px 0 32px;
    }
    .co2-page .semi-reasons {
        padding: 48px 0;
    }
    .co2-page .semi-reasons-grid {
        grid-template-columns: 1fr;
        gap: 28px;
        padding-left: 16px;
        padding-right: 16px;
    }
    .co2-page .co2-products {
        padding: 48px 0;
    }
    .co2-split {
        padding: 40px 0;
    }
    .co2-split--industry {
        padding: 40px 0 72px;
    }
    .co2-split-inner {
        flex-direction: column;
        gap: 24px;
        padding-left: 16px;
        padding-right: 16px;
    }
}