/**
 * 选择联吉
 */

.choose-us {
    position: relative;
    padding: 60px 0 80px;
    overflow: hidden;
}

.choose-us-inner {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
}

/* 标题：.section-title-underline.choose-us-head，样式在 style.css 与企业荣誉统一 */

.choose-us-layout {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 440px;
    gap: 0 16px;
    box-sizing: border-box;
}

.choose-us-col {
    width: 380px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: stretch;
    height: 320px;
    box-sizing: border-box;
}

.choose-us-col-left {
    align-items: flex-end;
    padding-right: 6px;
}

.choose-us-col-right {
    align-items: flex-start;
    padding-left: 6px;
}

.choose-us-center-wrap {
    width: 320px;
    height: 320px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.choose-us-dial {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    border: 1px dashed rgba(193, 154, 107, 0.45);
    box-sizing: border-box;
}

.choose-us-dial::after {
    content: "";
    position: absolute;
    left: 12px;
    top: 12px;
    width: 276px;
    height: 276px;
    border-radius: 50%;
    border: 1px dashed rgba(193, 154, 107, 0.25);
    box-sizing: border-box;
}

.choose-us-center {
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: linear-gradient(160deg, #c9a578 0%, #b68a55 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 25px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 2px;
    box-shadow: 0 10px 28px rgba(193, 154, 107, 0.35);
}

/* —— 单项：统一尺寸变量（单块覆盖可写在 .choose-us-item--n 内） —— */
.choose-us-item {
    --cu-w: 340px;
    --cu-h: 92px;
    --cu-expanded-w: var(--cu-w);
    --cu-expanded-h: var(--cu-h);
    --cu-orbit-size: 62px;
    --cu-orbit-icon: 60px;
    --cu-orbit-border: 2px;
    --cu-short-fs: 15px;
    --cu-short-fw: 500;
    --cu-short-gap: 12px;
    --cu-expanded-pad: 12px 22px;
    --cu-expanded-radius: 46px;
    --cu-bgicon-size: 56px;
    --cu-title-fs: 20px;
    --cu-body-fs: 12px;

    position: relative;
    box-sizing: border-box;
    width: var(--cu-w);
    height: var(--cu-h);
    margin: 0;
    flex-shrink: 0;
    outline: none;
}

.choose-us-default,
.choose-us-expanded {
    position: absolute;
    left: 0;
    top: 0;
    width: var(--cu-expanded-w);
    height: var(--cu-expanded-h);
    box-sizing: border-box;
}

.choose-us-default {
    z-index: 2;
    display: flex;
    flex-direction: row;
    align-items: center;
}

.choose-us-col-left .choose-us-default {
    justify-content: flex-end;
}

.choose-us-col-right .choose-us-default {
    justify-content: flex-start;
}

.choose-us-item--left .choose-us-short {
    text-align: right;
}

.choose-us-item--right .choose-us-short {
    text-align: left;
}

.choose-us-orbit {
    width: var(--cu-orbit-size);
    height: var(--cu-orbit-size);
    border-radius: 50%;
    border: var(--cu-orbit-border) solid #c19a6b;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-sizing: border-box;
}

.choose-us-orbit img {
    width: var(--cu-orbit-icon);
    height: var(--cu-orbit-icon);
    object-fit: contain;
}

.choose-us-short {
    display: inline-block;
    margin: 0 var(--cu-short-gap);
    font-size: var(--cu-short-fs);
    line-height: 1.25;
    color: #333;
    font-weight: var(--cu-short-fw);
    max-width: 210px;
}

.choose-us-expanded {
    z-index: 1;
    opacity: 0;
    visibility: hidden;
    background: #c19a6b;
    border-radius: var(--cu-expanded-radius);
    color: #fff;
    padding: var(--cu-expanded-pad);
    overflow: hidden;
    text-align: center;
}

.choose-us-expanded-bgicon {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: var(--cu-bgicon-size);
    height: var(--cu-bgicon-size);
    opacity: 0.18;
}

.choose-us-expanded h3 {
    position: relative;
    margin: 0 0 4px;
    font-size: var(--cu-title-fs);
    line-height: 1.1;
    font-weight: 700;
}

.choose-us-expanded p {
    position: relative;
    margin: 0;
    font-size: var(--cu-body-fs);
    line-height: 1.5;
}

.choose-us-item:hover .choose-us-default,
.choose-us-item:focus-within .choose-us-default {
    opacity: 0;
    visibility: hidden;
}

.choose-us-item:hover .choose-us-expanded,
.choose-us-item:focus-within .choose-us-expanded {
    opacity: 1;
    visibility: visible;
}

.choose-us-item--1,  .choose-us-item--4 {
    margin-top: -60px;
}
.choose-us-item--1 {
    margin-right: -60px;
}
.choose-us-item--4 {
    margin-left: -60px;
}
.choose-us-item--2 {
    margin-right: 64px;
}
.choose-us-item--3 {
    margin-bottom: -60px;
    margin-right: -60px;
}
.choose-us-item--5 {
    margin-left: 64px;
}

.choose-us-item--6 {
    margin-bottom: -60px;
    margin-left: -60px;
}

@media (max-width: 1100px) {
    .choose-us-layout {
        gap: 0 8px;
    }

    .choose-us-col {
        width: 300px;
    }

    .choose-us-item {
        --cu-w: 300px;
    }

    .choose-us-short {
        max-width: 170px;
        font-size: 14px;
    }

    .choose-us-item--2 {
        margin-right: 40px;
    }

    .choose-us-item--5 {
        margin-left: 40px;
    }
}