/* Responsible Development Page Styles - 严格按照设计稿，使用rem单位配合resizeRoot.js */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.mb-only {
    display: none;
}

/* 动画基础样式 */
.from-bottom {
    opacity: 0;
    transform: translateY(50px);
}

.from-left {
    opacity: 0;
    transform: translateX(-50px);
}

.animate-text-items .text-item {
    opacity: 0;
    transform: translateY(30px);
}

/* stat-item文字动画基础样式 */
.stat-item .number,
.stat-item .label {
    opacity: 0;
    transform: translateY(20px);
}

/* .part1元素的初始状态 */
.part1 .stats .stat-item {
    opacity: 0;
    transform: translateY(20px);
}

.part1 .description p {
    opacity: 0;
    transform: translateY(20px);
}

:root {
    --custom-text-size0: 0.5rem;
    --custom-text-size1: 0.24rem;
    --custom-line-height-15:1.5;
    --part2-text-size: 0.26rem;
    --part2-line-height: 1.5;
    --part3-title-size: 0.52rem;
    --part3-subtitle-size: 0.24rem;
    --part3-text-size: 0.24rem;
    --part3-line-height: 1.5;
}
body {
    font-family: 'p-medium';
    line-height: var(--custom-line-height0);
    /* color: #333; */
    background-color: #fff;
    font-size: var(--custom-text-size4);
    overflow-x: hidden;
    /* 基础字体大小 */
}
.responsible-development { width: 100vw; margin: 0 auto;}
.responsible-development section{ width: 100%;  height: 100vh; position: relative;}
.responsible-development section .bg{ width: 100%; height: 100%; object-fit: cover; position: absolute; top: 0; left: 0;}
/* Part0 Styles */
.responsible-development .part0 {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.responsible-development .part0 .bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.responsible-development .part0 .content {
    position: absolute;
    bottom: 0.84rem;
    left: 0;
    width: 100%;
    /* padding: 2rem; */
    color: #fff;
    z-index: 2;
    text-align: center;
    background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0) 80%);
}

.responsible-development .part0 .content .title {
    font-size: var(--custom-text-size0);
    font-weight: bold;
    margin-bottom: 0.1rem;
    text-transform: uppercase;
}

.responsible-development .part0 .content .desc {
        font-size: var(--custom-text-size1);
        line-height:var(--custom-line-height-15);
        max-width: 80%;
       
        margin: 0 auto;
        text-align: justify;
    }

/* Part2 Styles */
.responsible-development .part2 {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.responsible-development .part2 .bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.responsible-development .part2 .content {
    position: absolute;
    top: auto;
    bottom: 0;
    width: 100%;
    height: auto;
    z-index: 2;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    padding: 0 0.8rem 0.8rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.65) 0%, rgba(0, 0, 0, 0) 80%);
}

.responsible-development .part2 .text-card {
    padding: 0.6rem 0.7rem;
    color: #fff;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.responsible-development .part2 .text-card .text-item {
    font-size: var(--part2-text-size);
    line-height: var(--part2-line-height);
    margin: 0;
}
.responsible-development .part2 .text-card .text-item + .text-item{
    margin-top: 0.2rem;
}
.responsible-development .part3 {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.responsible-development .part3 .bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.responsible-development .part3 .content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1.2rem 1.3rem;
    color: #fff;
    z-index: 2;
    background-image: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0) 70%);
    display: flex;
    align-items: center;
}
.responsible-development .part3 .title-block{width: 50%; text-align: center;}
.responsible-development .part3 .title-block .title {
    font-size: var(--part3-title-size);
    font-weight: 700;
    margin-bottom: 0.1rem;
    flex: 1;
}

.responsible-development .part3 .title-block .subtitle {
    font-size: var(--part3-subtitle-size);
    line-height: var(--part3-line-height);
}

.responsible-development .part3 .description {
    margin-top: 0.4rem;
    font-size: var(--part3-text-size);
    line-height: var(--part3-line-height);
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.responsible-development .part3 .description .text-item {
    margin: 0;
}
.responsible-development .part1 {
    position: relative;
    width: 100%;
    overflow: hidden;
    display: flex;
    flex-wrap: wrap;
}

.responsible-development .part1 .bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.responsible-development .part1 .content {
    position: absolute;
    right: 0;
    top: 0;
    width: 50%;
    height: 100%;
    padding:1.12rem 0.84rem;
    color: #fff;
    /* background-color: rgba(69, 59, 52, 0.5); */
    background-image: linear-gradient(to top, rgba(89, 65, 50,0.5) 90%, rgba(0,0,0,0) 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.responsible-development .part1 .stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem 0;
    margin-bottom: 0.76rem;
}

.responsible-development .part1 .stat-item {
    text-align: center;
}

.responsible-development .part1 .stat-item .number {
    font-size: var(--custom-text-size0);
    font-weight: bold;
    margin-bottom: 0.1rem;
}

.responsible-development .part1 .stat-item .label {
    font-size: var(--custom-text-size1);
    line-height: var(--custom-line-height-15);
}

.responsible-development .part1 .description {
    font-size: var(--custom-text-size1);
    line-height:var(--custom-line-height-15);
}

.responsible-development .part1 .description p {
    margin-bottom: 0.46rem;
}
.responsible-development .part1 .description p:last-child {
    margin-bottom: 0;
}
.stat-item .number {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s, transform 0.5s;
}
.stat-item .number.animate {
    opacity: 1;
    transform: translateY(0);
}
@media (max-width: 1000px) {
    :root {
        --custom-text-size0: 0.48rem;
        --custom-text-size1: 0.24rem;
        --part2-text-size: 0.28rem;
        --part3-title-size: 0.6rem;
        --part3-subtitle-size: 0.28rem;
        --part3-text-size: 0.26rem;
    }
     .pc-pad {
        display: none;
    }

    .mb-only {
        display: block;
    }
    .responsible-development .part2 {
        height: 100vh;
    }
    
    .responsible-development .part2 .content {
        padding: 0.8rem 0 0;
        align-items: flex-end;
        justify-content: center;
    }
    
    .responsible-development .part2 .text-card {
        max-width: 100%;
        width: 100%;
        padding: 0.7rem 0.5rem;
        background: linear-gradient(to top, rgba(89, 65, 50,0.5) 90%, rgba(0,0,0,0) 100%);
    }
    
    .responsible-development .part2 .text-card .text-item {
        font-size: var(--part2-text-size);
        line-height: var(--part2-line-height);
    }
     .responsible-development .part1 {
        flex-direction: column;
    }
    
    .responsible-development .part1 .bg {
        width: 100%;
        object-fit: contain;
        height: auto;
        /* height: 100%;
        object-fit: cover; */
    }
    
    .responsible-development .part1 .content {
        width: 100%;
        height: auto;
        top: initial;
        bottom: 0;
        padding:0.8rem 0.3rem;
        /* padding: 2rem 1rem; */
    }
    
    .responsible-development .part1 .stats {
        grid-template-columns: 1fr 1fr;
        gap: 0.3rem 0;
        margin-bottom: 0.62rem;
    }
    
    .responsible-development .part1 .stat-item .number {
        font-size: var(--custom-text-size0);
    }
    
    .responsible-development .part1 .stat-item .label {
        font-size: var(--custom-text-size1);
    }
    
    .responsible-development .part1 .description {
        font-size: var(--custom-text-size1);
        padding: 0 0.2rem;
    }
    .responsible-development .part0 .content .desc{
        padding: 0 0.5rem;
        width: auto;
        max-width: 100%;
    }

    .responsible-development .part3 .content {
        padding: 0.9rem 0.4rem 2rem;
        flex-direction: column;
    }
    .responsible-development .part3 .description{
        gap: 0.4rem;
    }
}