* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
    font-family: 'Montserrat', sans-serif;
    text-decoration: none;
    transition: all 0.2s;
    user-select: none;
}
body {
    overflow-x: hidden;
    animation: page-in 2s ease forwards;
}
header {
    position: fixed;
    z-index: 9999;
    top: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.47);
    backdrop-filter: blur(5px);
    height: 4.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 100px;
}
header .logo {
    display: flex;
    align-items: center;
    gap: 8px;
}
header .logo img {
    width: 36px;
    height: 36px;
}
header .logo h2 {
    color: #e8e2e2;
    font-weight: normal;
    letter-spacing: 2px;
    font-size: 21px;
}
header nav {
    display: flex;
    gap: 3rem;
    padding-right: 2rem;
}
header nav a {
    font-size: 17px;
    color: #e8e2e2;
}
header a:hover {
    color: #fff;
}
header a:hover h2 {
    color: #fff;
}
section {
    height: 100vh;
}
.section1 {
    display: flex;
    justify-content: space-around;
    align-items: center;
    background-size: cover;
    background-attachment: fixed;
    /*第一部分背景图*/
    background-image: url('https://cdn.imlazy.ink:233/img/background/81555600_p0.jpg');
}
.section1 .left {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}
.section1 .left h1 {
    color: #fff;
    font-size: 2.4rem;
    text-shadow: 1px 2px 5px rgba(0, 0, 0, 0.4);
    animation: left-h1 2s ease-out forwards;
    opacity: 0;
    animation-delay: 1s;
}
.section1 .left h3 {
    font-size: 17px;
    letter-spacing: 2px;
    animation: left-h3 2s ease-out forwards;
    opacity: 0;
    animation-delay: 0.8s;
    /*彩虹文字*/
    background-image: -webkit-gradient(linear, left top, right top, color-stop(0, #ff6422), color-stop(0.15, #22ff26), color-stop(0.3, #ffdd00), color-stop(0.45, #008cff), color-stop(0.6, #2f2), color-stop(0.75, #2f2), color-stop(0.9, #ff2), color-stop(1, #f22));
    background-image: gradient(linear, left top, right top, color-stop(0, #3fff22), color-stop(0.15, #22ff34), color-stop(0.3, #22f), color-stop(0.45, #2ff), color-stop(0.6, #2f2), color-stop(0.75, #2f2), color-stop(0.9, #ff2), color-stop(1, #f22));
    color: transparent;
    -webkit-background-clip: text;
    background-clip: text;
}
.section1 .left p {
    margin-top: 1rem;
    max-width: 530px;
    color: #fff;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.4);
    line-height: 1.6;
    animation: left-p 2s ease-out forwards;
    opacity: 0;
    animation-delay: 1.2s;
}
.section1 .left table {
    margin-top: 1rem;
    color: #fff;
    backdrop-filter: blur(16px) saturate(180%);
    border-radius: 12px;
    width: 100%;
    border-collapse: collapse;
    position: relative;
    transition: transform 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
    animation: left-table 2s ease-out forwards;
    opacity: 0;
    animation-delay: 1.6s;
}
.section1 .left table::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.5) 50%, rgba(255, 255, 255, 0.15) 100%);
}
.section1 .left table th {
    background: rgba(255, 255, 255, 0.12);
    padding: 6px 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    position: relative;
}
.section1 .left table th::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 16px;
    right: 16px;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.3) 50%, transparent 100%);
}
.section1 .left table td {
    background: rgba(0, 0, 0, 0.25);
    padding: 9px 11px;
    transition: all 0.25s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.section1 .left table td:hover {
    background: rgba(255, 255, 255, 0.15);
}
.section1 .left table td:nth-child(even) {
    background: rgba(0, 0, 0, 0.35);
}
.section1 .left table tr:last-child td {
    border-bottom: none;
}
.section1 .left table .inf-text {
    font-size: 15px;
}
.section1 .left table #copy {
    cursor: pointer;
}
.section1 .left .group {
    margin-top: 2rem;
    display: flex;
    gap: 1.5rem;
    animation: left-group 2s ease-out forwards;
    opacity: 0;
    animation-delay: 1.8s;
}
.section1 .left .group button {
    cursor: pointer;
    padding: 0.7rem 1.4rem;
    font-size: 17px;
    border: none;
}
.section1 .left .group button:hover {
    transform: scale(1.05);
}
.section1 .left .group button:active {
    transform: scale(0.93);
}
.section1 .left .group .download-btn {
    background: #1183e0;
    color: #fff;
    box-shadow: inset 3px 3px 0 #2195f3, inset -3px -3px 0 #0770c5;
}
.section1 .left .group .qq-btn {
    background: #1DB954;
    color: #fff;
    box-shadow: inset 3px 3px 0 #33de6f, inset -3px -3px 0 #0f933d;
}
.section1 .left .group .white-btn {
    border: 1px solid #fff;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}
.section1 .right {
    cursor: pointer;
    padding: 2.7rem 2rem;
    border-radius: 10px;
    box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.42);
    background-color: rgba(253, 253, 253);
    max-width: 370px;
    white-space: wrap;
    animation: right_ 2s ease-out forwards;
    opacity: 0;
    animation-delay: 1.8s;
}
.section1 .right hr {
    margin: 0.3rem 0;
    width: 0;
}
.section1 .right h3 {
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: "微软雅黑 Light", serif;
}
.section1 .right h3 img {
    width: 24px;
    height: 24px;
}
.section1 .right p {
    padding: 6px;
    cursor: pointer;
    font-size: 15px;
    line-height: 1.5;
    max-height: 280px;
    overflow-y: auto;
    color: #1E2022;
}
.section1 .right p a {
    color: #fb769c;
    text-decoration: underline;
}
.section1 .right p a:hover {
    color: royalblue;
}
.section1 .right:hover {
    transition: 0.3s ease-in-out;
    transform: scale(1.03);
    box-shadow: 6px 6px 16px rgba(0, 0, 0, 0.2);
}
.section2 {
    position: relative;
    display: flex;
    align-items: center;
    height: fit-content;
    padding: 2rem 0;
    background: #f5f5f5;
}
.section2 .row {
    width: 100%;
    padding: 0 10rem;
    display: flex;
    align-items: start;
    gap: 6rem;
}
.section2 .row .box {
    opacity: 0;
    cursor: pointer;
    padding: 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.section2 .row .box img {
    width: 70px;
    height: 70px;
    margin-bottom: 10px;
}
.section2 .row .box h2 {
    color: #333333;
    font-size: 20px;
    font-family: "微软雅黑", serif;
}
.section2 .row .box p {
    text-indent: 2rem;
    color: #333333;
    line-height: 1.6;
}
.section3 {
    position: relative;
    background-size: cover;
    background-attachment: fixed;
    /*第二部分背景图*/
    background-image: url('https://cdn.imlazy.ink:233/img/background/E9tUsQ8VUAAj-aA.jpg');
}
.section3 .pictures {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    padding: 0 10rem;
}
.section3 .pictures .parent {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: repeat(5, 1fr);
    grid-column-gap: 20px;
    grid-row-gap: 20px;
    height: 600px;
}
.section3 .pictures .parent div {
    position: relative;
}
.section3 .pictures .parent div h2 {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    font-family: "微软雅黑 Light", serif;
    text-shadow: 0 0 3px rgba(0, 0, 0, 0.5);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    pointer-events: none;
}
.section3 .pictures .parent div p {
    z-index: 100;
    cursor: pointer;
    opacity: 0;
    position: absolute;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    text-indent: 2rem;
    color: #ffffff;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 8px;
    font-size: 17px;
    line-height: 1.6;
    overflow: hidden;
    border: 2px solid #d5d5d5;
}
.section3 .pictures .parent div p:hover {
    transition: 0.25s ease-out;
    opacity: 1;
}
.section3 .pictures .parent div:active {
    transform: scale(0.95);
}
.section3 .pictures img {
    width: 100%;
    height: 100%;
    cursor: pointer;
    border-radius: 8px;
    object-fit: cover;
}
.section3 .pictures iframe {
    width: 100%;
    height: 100%;
    border: 2px solid #d5d5d5;
}
.section3 .pictures .div1 {
    grid-area: 4 / 1 / 6 / 3;
}
.section3 .pictures .div2 {
    grid-area: 4 / 3 / 6 / 5;
}
.section3 .pictures .div3 {
    grid-area: 4 / 5 / 6 / 7;
}
.section3 .pictures .div4 {
    grid-area: 1 / 1 / 4 / 5;
}
.section3 .pictures .div5 {
    grid-area: 1 / 5 / 4 / 7;
}
.section3 footer {
    position: absolute;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 14px;
    color: #e8e2e2;
    bottom: 0;
    padding: 1rem 0;
}
.section3 footer a {
    font-size: 14px;
    color: #e8e2e2;
}
.section3 footer:hover {
    color: #fff;
}
.box-appear {
    animation: box-appear 1.1s ease-out forwards;
}
.s-box:nth-child(2).box-appear {
    animation-delay: 0.2s;
}
.s-box:nth-child(3).box-appear {
    animation-delay: 1s;
}
@keyframes box-appear {
    0% {
        opacity: 0;
        transform: translateX(-40px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@media (max-width: 768px){
    header {
        flex-direction: column;
        height: fit-content;
        white-space: nowrap;
        gap: 10px;
        padding: 10px 0;
    }

    .section1 {
        flex-direction: column;
        gap: 4rem;
        padding: 7rem 3rem 4rem 3rem;
        height: 100%;
    }

    .section1 .left h1 {
        white-space: nowrap;
    }

    .section1 .group{
        flex-direction: column;
    }

    .inf-text {
        font-size: 12px !important;
    }

    .section2 .row{
        flex-direction: column;
        padding: 0 1rem;
        gap: 0;
    }

    .section3 .pictures{
        padding: 0 2rem;
    }

    .section3 .pictures h2{
        font-size: 16px;
    }

    .section3 .pictures .parent {
        grid-template-columns: repeat(6, 1fr);
        grid-template-rows: repeat(5, 5rem);
    }

    footer {
        display: block !important;
        padding: 1rem 2rem !important;
    }
}