/* CSS Index */
:root {
    /*全局颜色更改*/
    --bai: #f2f3f6;
    --bai2: #f7f9ff;
    --bai3: #e2ebf5;
    --hei: #080808;
    --hui: #535353;
    --txt: #7981a4;
    /*正红*/
    --slan: #262c45;
    /*正红*/
    --zred: #B80C0C;
    /*粉红*/
    --fred: #cf344e;
    /*玫红*/
    --mred: #e23667;
    /*正蓝*/
    --zlan: #306cf7;
    /*淡蓝*/
    --dlan: #509bfa;
    /*浅蓝*/
    --lan2: #2d72f8;
    /*深蓝*/
    --lan3: #0c337f;
    --lv: #22a28b;
    --cheng: #c98549;
}

html {
    overflow-x: hidden;
    overflow-y: scroll;
    font-family: 'Microsoft YaHei';
    font-size: 18px;
    color: var(--txt);
    box-sizing: border-box;
    background: url(../image/top_bg.png) center 0 no-repeat;
    background-color: #f0f4ff;
}

.bs01 {
    color: var(--fred);
}

p {
    -webkit-font-smoothing: antialiased;
    -webkit-text-stroke-width: 0.1px;
    -moz-osx-font-smoothing: grayscale;
}

img {
    width: auto;
    max-width: 100%;
    height: 100%;
}

header {
    width: 100%;
    height: 450px;
    position: relative;
}

/*历史公告----开始--------------------------------------------------------*/
.lsgg {
    width: 1400px;
    height: auto;
    position: absolute;
    left: 50%;
    margin-left: -700px;
    box-sizing: border-box;
    z-index: 899;
}

.lsgg a {
    width: 100px;
    height: 40px;
    box-sizing: border-box;
    background: url(../image/btn_02.png) 0 no-repeat;
    background-size: 100px 40px;
    border: 1px solid #d7e0f4;
    overflow: hidden;
    border-radius: 0 0 20px 20px;
    box-shadow: 0 3px 8px rgba(52, 69, 121, 0.1);
    font-size: 16px;
    padding-bottom: 5px;
    display: flex;
    position: absolute;
    right: 50px;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.lsgg a:hover,
.lsgg a:active {
    background: url(../image/btn_01.png) 0 no-repeat;
    background-size: 100px 40px;
    border: 1px solid #14adff;
    color: #fff;
}

/*历史公告----结束--------------------------------------------------------*/
/*音乐播放器----开始--------------------------------------------------------*/
.music_box {
    width: 247px;
    height: 89px;
    background: url(../image/music_db.png) no-repeat;
    margin: 0 auto;
    position: relative;
    z-index: 899;
    transition: transform 0.2s ease;
}

.music_box:hover {
    transform: scale(1.02);
}

.music_box li {
    position: absolute;
    z-index: 899;
    cursor: pointer;
    transition: all 0.2s ease;
}

.music_box li:hover {
    transform: scale(1.1);
}

.music_btn_1,
.music_btn_3 {
    width: 35px;
    height: 35px;
    top: 20px;
}

.music_btn_1 {
    left: 50px;
}

.music_btn_3 {
    right: 55px;
}

.music_btn_2,
.pau {
    width: 50px;
    height: 50px;
    top: 12px;
    left: 96px;
}

/*音乐按钮（精灵图定位）*/
.music_btn_1 {
    background: url(../image/yy_qs01.png) no-repeat;
    background-size: 35px 35px;
}

.music_btn_2 {
    background: url(../image/yy_zt01.png) no-repeat;
    background-size: 50px 50px;
}

.pau {
    background: url(../image/yy_bf01.png) no-repeat;
    background-size: 50px 50px;
}

.music_btn_3 {
    background: url(../image/yy_qx01.png) no-repeat;
    background-size: 35px 35px;
}

/*音乐按钮（鼠标悬停）*/
.music_btn_1:hover {
    background: url(../image/yy_qs02.png) no-repeat;
    background-size: 35px 35px;
}

.music_btn_2:hover {
    background: url(../image/yy_zt02.png) no-repeat;
    background-size: 50px 50px;
}

.pau:hover {
    background: url(../image/yy_bf02.png) no-repeat;
    background-size: 50px 50px;
}

.music_btn_3:hover {
    background: url(../image/yy_qx02.png) no-repeat;
    background-size: 35px 35px;
}

/* 流式播放增强样式 */
.music_box .playing {
    animation: musicPulse 2s ease-in-out infinite;
}

.music_box .paused {
    opacity: 0.7;
}

/* 缓冲指示器样式 */
.buffering-indicator {
    position: fixed;
    top: 20px;
    left: 20px;
    background: linear-gradient(45deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 5px;
}

.buffering-indicator::before {
    content: '';
    width: 12px;
    height: 12px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

/* 音乐播放器动画 */
@keyframes musicPulse {
    0% { 
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.7);
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(102, 126, 234, 0);
    }
    100% { 
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0);
        transform: scale(1);
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* CD旋转动画增强 */
.cp_xz01 {
    animation: rotate 3s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* 音频加载状态指示 */
audio[data-loading="true"] + .music_box::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .music_box {
        transform: scale(0.8);
    }
    
    .buffering-indicator {
        font-size: 11px;
        padding: 6px 12px;
        top: 10px;
        left: 10px;
    }
}

/* 音量可视化（可选） */
.volume-indicator {
    position: absolute;
    top: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 2px;
    background: rgba(255,255,255,0.3);
    border-radius: 1px;
    overflow: hidden;
}

.volume-indicator::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: var(--volume, 50%);
    background: linear-gradient(90deg, #667eea, #764ba2);
    transition: width 0.3s ease;
}

header ol {
    width: 72px;
    height: 72px;
    background: url(../image/cd.png) no-repeat;
    position: absolute;
    margin: 0 auto;
    top: 30px;
    left: 50%;
    margin-left: -38px;
    opacity: 1;
    z-index: 799;
}

.cp_xz02 {
    animation: xz 6s linear infinite paused;
}

@keyframes xz {
    0% {
        transform: rotate(0);
    }

    100% {
        transform: rotate(360deg);
    }
}

/*音乐播放器----结束--------------------------------------------------------*/
.logo h1 a {
    display: block;
    width: 100%;
    max-width: 800px;
    height: 150px;
    font-size: 0px;
    margin: 0 auto;
    margin-top: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 899;
}

.kh {
    width: 580px;
    height: 55px;
    background: url(../image/top_bq.png) no-repeat;
    background-size: 580px 55px;
    overflow: hidden;
    border-radius: 30px;
    box-shadow: 0 2px 5px rgba(49, 48, 53, 0.3);
    margin: 0 auto;
    margin-top: 50px;
    color: var(--bai);
    font-size: 26px;
    letter-spacing: 4px;
    text-shadow: 0 2px 5px rgba(49, 48, 53, 0.3);
    display: flex;
    justify-content: center;
    align-items: center;
}

/*通用标题----开始--------------------------------------------------------*/
.bt {
    width: 980px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    margin-top: 20px;
    position: relative;
    z-index: 899;
}

.bt .bt_txt {
    margin: 0 20px;
    text-align: center;
}

.bt .bt_txt h2 {
    font-size: 40px;
    line-height: 50px;
    letter-spacing: 4px;
    margin: 0 auto;
    text-decoration: none;
    -webkit-mask-image: linear-gradient(to top, #398ef9, #2962f7, #3274f8, #3d87f9, #55a3fa);
    background-image: linear-gradient(to top, #398ef9, #2962f7, #3274f8, #3d87f9, #55a3fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    -webkit-background-size: 100% 100%;
}

.bt .bt_txt p {
    margin: 0 auto;
    font-size: 14px;
    letter-spacing: 1px;
}

.bt li {
    width: 309px;
    height: 22px;
    background: url(../image/bt_zs.png) 0 no-repeat;
}

.bt li:nth-child(3) {
    transform: rotateY(0deg);
}

/*通用标题----结束--------------------------------------------------------*/
/*底部版权----开始--------------------------------------------------------*/
footer {
    width: 100%;
    position: fixed;
    bottom: 0;
    z-index: 899;
}

.shoucang {
    width: 100%;
    height: 50px;
    background: var(--lan2);
    text-align: center;
    line-height: 50px;
    -moz-user-select: none;
    /* Firefox私有属性 */
    -webkit-user-select: none;
    /* WebKit内核私有属性 */
    -ms-user-select: none;
    /* IE私有属性(IE10及以后) */
    -khtml-user-select: none;
    /* KHTML内核私有属性 */
    -o-user-select: none;
    /* Opera私有属性 */
    user-select: none;
    /* CSS3属性 */
}

.shoucang p {
    color: var(--bai);
}

.shoucang span {
    background: linear-gradient(to top, #acc9e4, #FFF);
    color: var(--lan2);
    padding: 2px 5px;
    border-radius: 4px;
}

.banquan {
    width: 100%;
    height: 80px;
    background: var(--lan3);
    text-align: center;
    font-size: 12px;
    color: #6e7b88;
}

.banquan p {
    font-size: 16px;
    color: #92a2b9;
    line-height: 50px;
}

.go_top {
    width: 46px;
    height: 50px;
    background: url(../image/top.png) no-repeat 0 -50px;
    position: fixed;
    right: 10px;
    bottom: 140px;
    z-index: 899;
    cursor: pointer;
    transition: all 0.3s;
}

.go_top:hover {
    background: url(../image/top.png) no-repeat;
}

/*不可选择--------文字--------------------------------------*/
header,
footer,
.bt {
    -moz-user-select: none;
    /* Firefox私有属性 */
    -webkit-user-select: none;
    /* WebKit内核私有属性 */
    -ms-user-select: none;
    /* IE私有属性(IE10及以后) */
    -khtml-user-select: none;
    /* KHTML内核私有属性 */
    -o-user-select: none;
    /* Opera私有属性 */
    user-select: none;
    /* CSS3属性 */
}

/*适配*/
@media only screen and (max-width: 1400px) {
    .lsgg {
        width: 100%;
        left: 50%;
        margin-left: -50%;
    }

    .go_top {
        opacity: 0;

    }
}

@media only screen and (max-width: 980px) {
    header {
        height: 45.918vw;
    }

    /*音乐播放器----开始--------------------------------------------------------*/
    .music_box {
        width: 25.204vw;
        height: 9.082vw;
        background-size: 25.204vw 9.082vw;
    }

    .music_btn_1,
    .music_btn_3 {
        width: 3.571vw;
        height: 3.571vw;
        top: 2.041vw;
    }

    .music_btn_1 {
        left: 5.102vw;
    }

    .music_btn_3 {
        right: 5.612vw;
    }

    .music_btn_2,
    .pau {
        width: 5.102vw;
        height: 5.102vw;
        top: 1.224vw;
        left: 9.796vw;
    }

    /*音乐按钮（精灵图定位）*/
    .music_btn_1 {
        background: url(../image/yy_qs01.png) no-repeat;
        background-size: 3.571vw 3.571vw;
    }

    .music_btn_2 {
        background: url(../image/yy_zt01.png) no-repeat;
        background-size: 5.102vw 5.102vw;
    }

    .pau {
        background: url(../image/yy_bf01.png) no-repeat;
        background-size: 5.102vw 5.102vw;
    }

    .music_btn_3 {
        background: url(../image/yy_qx01.png) no-repeat;
        background-size: 3.571vw 3.571vw;
    }

    /*音乐按钮（鼠标悬停）*/
    .music_btn_1:hover {
        background: url(../image/yy_qs02.png) no-repeat;
        background-size: 3.571vw 3.571vw;
    }

    .music_btn_2:hover {
        background: url(../image/yy_zt02.png) no-repeat;
        background-size: 5.102vw 5.102vw;
    }

    .pau:hover {
        background: url(../image/yy_bf02.png) no-repeat;
        background-size: 5.102vw 5.102vw;
    }

    .music_btn_3:hover {
        background: url(../image/yy_qx02.png) no-repeat;
        background-size: 3.571vw 3.571vw;
    }

    header ol {
        width: 7.347vw;
        height: 7.347vw;
        background-size: 7.347vw 7.347vw;
        top: 3.061vw;
        margin-left: -3.878vw;
    }

    /*音乐播放器----结束--------------------------------------------------------*/
    .logo h1 a {
        max-width: 81.633vw;
        height: 15.306vw;
        margin-top: 6.122vw;
    }

    .kh {
        width: 59.184vw;
        height: 5.612vw;
        background-size: 59.184vw 5.612vw;
        border-radius: 3.061vw;
        box-shadow: 0 0.204vw 0.510vw rgba(49, 48, 53, 0.3);
        margin-top: 5.102vw;
        font-size: 2.653vw;
        letter-spacing: 0.408vw;
        text-shadow: 0 0.204vw 0.510vw rgba(49, 48, 53, 0.3);
    }

    /*通用标题----开始--------------------------------------------------------*/
    .bt {
        width: 100%;
        margin-top: 2.041vw;
    }

    .bt .bt_txt {
        margin: 0 2.041vw;
    }

    .bt .bt_txt h2 {
        font-size: 4.082vw;
        line-height: 5.102vw;
        letter-spacing: 0.408vw;
    }

    .bt .bt_txt p {
        font-size: 1.429vw;
        letter-spacing: 0.102vw;
    }

    .bt li {
        width: 31.531vw;
        height: 2.245vw;
        background-size: 31.531vw 2.245vw;
    }

    /*通用标题----结束--------------------------------------------------------*/
}

@media only screen and (max-width: 640px) {

    /*历史公告----开始--------------------------------------------------------*/
    .lsgg a {
        width: 25.625vw;
        height: 6.25vw;
        background-size: 15.625vw 6.25vw;
        border: 0.156vw solid #d7e0f4;
        border-radius: 0 0 3.125vw 3.125vw;
        box-shadow: 0 0.469vw 1.25vw rgba(52, 69, 121, 0.1);
        font-size: 2.5vw;
        padding-bottom: 0.781vw;
        right: 7.813vw;
    }

    .lsgg a:hover,
    .lsgg a:active {
        background-size: 15.625vw 6.25vw;
        border: 0.156vw solid #14adff;
    }

    /*历史公告----结束--------------------------------------------------------*/
    .shoucang {
        height: 7.813vw;
        line-height: 7.813vw;
        font-size: 2.813vw;
    }
    .shoucang span {
        padding: 0.313vw 0.781vw;
        border-radius: 0.625vw;
        font-size: 2.813vw;
    }
    
    .banquan {
        height: 12.5vw;
        font-size: 1.875vw;
    }
    
    .banquan p {
        font-size: 2.5vw;
        line-height: 7.813vw;
    }
}