/**
 * power-industry.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；图文内边距 */
.page-banner + .hvac-section {
    padding: 40px 0 40px;
}

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

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

.pi-trio-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;
    line-height: 1.25;
}

/* 兼容旧静态 HTML：pi-trio-inner 包裹时不挤压三列宽度 */
.pi-trio .pi-trio-inner {
    max-width: none;
    padding: 0;
    width: 100%;
}

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

.pi-trio-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;
}

.pi-trio-card h3,
.pi-trio-card-title {
    margin: 0 0 12px 0;
    font-size: 20px;
    font-weight: 600;
    color: #ffffff;
    text-align: center;
}

.pi-trio-card p,
.pi-trio-card-desc {
    margin: 0;
    font-size: 15px;
    line-height: 1.65;
    text-align: left;
}

/* ========== 主要产品（白底，栅格用公共 .pc-grid） ========== */
.pi-products {
    padding-top: 56px !important;
    padding-bottom: 72px !important;
}

.pi-products-inner {
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 48px;
    box-sizing: border-box;
}

.pi-products-title {
    margin-bottom: 36px;
}

/* 文案：≤1679 用 --kyd-text-scale；≥1680 定稿 */
@media screen and (max-width: 1679px) {
    .pi-trio-title {
        font-size: max(var(--kyd-text-sm-min, 14px), calc(44px * var(--kyd-text-scale, 1)));
    }

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

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

    .pi-trio-card {
        width: 100%;
        max-width: 460px;
        height: auto;
        min-height: 0;
    }
}

/* Small：产品区内边距收紧 */
@media screen and (min-width: 768px) and (max-width: 1024px) {
    .pi-products-inner {
        padding-left: 24px;
        padding-right: 24px;
    }
}

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

    .pi-trio {
        padding: 40px 0;
    }

    .pi-trio-title {
        margin-bottom: 28px;
    }

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

    .pi-products-inner {
        padding-left: 16px;
        padding-right: 16px;
    }
}