/**
 * compressed-air-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
 */

/* Banner→首个图文 88px；与第二块 calibration-m4 间距 */
.page-banner + .hvac-section {
    padding: 40px 0 40px;
}

.cam-page .hvac-section + .calibration-m4 {
    padding: 48px 0 40px;
}

.cam-page .hvac-section + .calibration-m4 .calibration-m4-inner {
    padding-top: 48px;
}

/* 图文区按钮（对齐 co2-measurement .co2-btn-*） */
.cam-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;
}

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

.calibration-m1-text .cam-btn-navy,
.calibration-m4-text .cam-btn-navy,
.cam-why-text .cam-btn-navy {
    margin-top: 16px;
}

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

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

/* ========== 三卡理由区（.cam-reasons-*，本页专用） ========== */
.cam-reasons {
    padding: 56px 0 56px;
    background-color: #00233D;
}

.cam-reasons-title {
    font-size: 44px;
    font-family: "HarmonyOS Sans SC Light", sans-serif;
    font-weight: normal;
    color: #ffffff;
    text-align: center;
    margin: 0 0 32px 0;
}

.cam-reasons-grid {
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
    box-sizing: border-box;
}

.cam-reason-card {
    width: 460px;
    height: auto;
    min-height: 0;
    box-sizing: border-box;
    padding: 24px 28px;
    color: rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

.cam-reason-card h3 {
    margin: 0 0 12px 0;
    font-size: 20px;
    font-weight: 600;
    color: #ffffff;
    text-align: center;
}

.cam-reason-card p {
    margin: 0;
    font-size: 15px;
    line-height: 1.65;
    text-align: left;
}

/* ========== 监测露点关键原因：居中标题 + 左文右图 ========== */
.cam-why {
    padding: 72px 0;
    background-color: #ffffff;
}

.cam-why-inner {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 40px;
    box-sizing: border-box;
}

.cam-why-title {
    font-size: 42px;
    font-family: "HarmonyOS Sans SC Light", sans-serif;
    font-weight: normal;
    color: #132A3E;
    text-align: center;
    margin: 0 auto 48px;
    max-width: 1200px;
    line-height: 1.25;
}

.cam-why-split {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: clamp(40px, 5vw, 80px);
}

.cam-why-text {
    flex: 1 1 0;
    max-width: 780px;
    min-width: 0;
    color: #132A3E;
}

.cam-why-text p {
    font-size: 18px;
    line-height: 1.8;
    margin: 0 0 16px 0;
    color: #132A3E;
}

.cam-why-text p:last-of-type {
    margin-bottom: 0;
}

.cam-why-media {
    flex: 1 1 0;
    max-width: 780px;
    min-width: 0;
}

.cam-why-media img {
    display: block;
    width: 100%;
    max-width: 780px;
    height: auto;
    aspect-ratio: 780 / 440;
    object-fit: cover;
    background: #e8ecf0;
}

/* ========== 产品区（栅格用公共 .pc-grid） ========== */
.cam-products {
    padding-top: 64px !important;
    padding-bottom: 72px !important;
    scroll-margin-top: var(--theme-header-height, 75px);
}

.cam-products .cam-products-lead {
    font-size: 20px;
    font-weight: 400;
    line-height: 1.55;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 36px;
}

.cam-products .rs-loading,
.cam-products .rs-empty {
    text-align: center;
    color: #666;
    font-size: 16px;
    padding: 12px 0;
}

/* 文案：≤1679 用 --kyd-text-scale；≥1680 定稿 */
@media screen and (max-width: 1679px) {
    .cam-btn-navy {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(16px * var(--kyd-text-scale, 1)));
    }

    .cam-reasons-title {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(44px * var(--kyd-text-scale, 1)));
    }

    .cam-reason-card h3 {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(20px * var(--kyd-text-scale, 1)));
    }

    .cam-reason-card p {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(15px * var(--kyd-text-scale, 1)));
    }

    .cam-why-title {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(42px * var(--kyd-text-scale, 1)));
    }

    .cam-why-text p {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(18px * var(--kyd-text-scale, 1)));
    }

    .cam-products .cam-products-lead {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(20px * var(--kyd-text-scale, 1)));
    }

    .cam-products .rs-loading,
    .cam-products .rs-empty {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(16px * var(--kyd-text-scale, 1)));
    }

    .cam-reason-card {
        width: 100%;
        max-width: 460px;
    }
}

/* Mid：收紧 why 间距 */
@media screen and (min-width: 1025px) and (max-width: 1439px) {
    .cam-why-inner {
        padding-left: 32px;
        padding-right: 32px;
    }
}

/* Small：保持左右，进一步收紧 */
@media screen and (min-width: 768px) and (max-width: 1024px) {
    .cam-why {
        padding: 56px 0;
    }

    .cam-why-inner {
        padding-left: 24px;
        padding-right: 24px;
    }

    .cam-why-split {
        gap: 32px;
    }

    .cam-why-title {
        margin-bottom: 36px;
    }
}

@media screen and (max-width: 767px) {
    .page-banner + .hvac-section {
        padding: 32px 0 40px;
    }

    .cam-page .hvac-section + .calibration-m4 {
        padding: 32px 0 40px;
    }

    .cam-reasons {
        padding: 40px 0;
    }

    .cam-reasons-title {
        margin-bottom: 28px;
    }

    .cam-why {
        padding: 48px 0;
    }

    .cam-why-inner {
        padding-left: 24px;
        padding-right: 24px;
    }

    .cam-why-title {
        margin-bottom: 32px;
    }

    .cam-why-split {
        flex-direction: column;
        align-items: stretch;
        gap: 32px;
    }

    .cam-why-text,
    .cam-why-media {
        flex: none;
        width: 100%;
        max-width: none;
    }

    .cam-why-media {
        order: -1; /* ≤767：图在上，与 shared-split-m1 一致 */
    }

    .cam-why-media img {
        width: 100%;
        max-width: none;
        height: auto;
        aspect-ratio: 780 / 440;
    }

    .cam-products {
        padding-top: 48px !important;
        padding-bottom: 56px !important;
    }
}