:root {
    --primary: #ff6b9e;
    --primary-light: #ff9ecb;
    --primary-dark: #e84d8a;
    --secondary: #ffd6e7;
    --secondary-light: #ffe6f2;
    --accent: #ff8fab;
    --background: #fff5f9;
    --card-bg: rgba(255, 255, 255, 0.95);
    --text: #8a4d6b;
    --text-light: #ffffff;
    --shadow: rgba(255, 107, 158, 0.2);
    --border-color: rgba(255, 182, 193, 0.5);
    --header-height: 60px;
    --nav-width: 200px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

body, html {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

body {
    background: var(--background);
    color: var(--text);
    min-height: 100vh;
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(255, 107, 158, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(255, 214, 231, 0.15) 0%, transparent 40%),
        url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5z' fill='%23ff6b9e' fill-opacity='0.1' fill-rule='evenodd'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: -1;
}

/* 头部样式 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--card-bg);
    padding: 0 15px;
    box-shadow: 0 8px 20px var(--shadow);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.5);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: var(--transition);
}

.header.yincang {
    transform: translateY(-100%);
    opacity: 0;
}

.daohang_qiehuan {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(to right, var(--primary), var(--accent));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-right: 10px;
    transition: var(--transition);
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 1001;
}

.header:not(.yincang) .daohang_qiehuan {
    position: static;
    margin-right: 10px;
}

.daohang_qiehuan:hover {
    transform: rotate(90deg);
    background: linear-gradient(to right, var(--primary-dark), var(--accent));
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo_text {
    font-size: 20px;
    font-weight: bold;
    background: linear-gradient(to right, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: var(--transition);
}

.header_actions {
    display: flex;
    gap: 10px;
    align-items: center;
    transition: var(--transition);
}

.caozuo_anniu {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(to right, var(--primary), var(--accent));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    box-shadow: 0 3px 10px var(--shadow);
    cursor: pointer;
    position: relative;
}

.caozuo_anniu:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 107, 158, 0.3);
}

.tongzhi_biaoti {
    position: absolute;
    top: -5px;
    right: -5px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    color: white;
    font-size: 10px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 5px var(--shadow);
}

.tongzhi_toubu .tongzhi_biaoti {
    position: static;
    width: auto;
    height: auto;
    background: none;
    color: var(--text);
    font-size: 18px;
    font-weight: 600;
    box-shadow: none;
    margin: 0;
    padding: 0;
}

.yonghu_xinxi {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.3);
    transition: var(--transition);
}

.yonghu_xinxi:hover {
    background: rgba(255, 255, 255, 0.5);
}

.yonghu_touxiang {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    box-shadow: 0 3px 10px var(--shadow);
    background-size: cover;
    background-position: center;
}

.yonghu_ming {
    font-weight: 600;
    color: var(--text);
    font-size: 14px;
}

/* 消息侧边栏 */
.tongzhi_cebian {
    position: fixed;
    top: 0;
    right: -650px;
    width: 650px;
    height: 100vh;
    background: var(--card-bg);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    overflow: hidden; /* 确保容器本身不出现滚动条 */
}

.tongzhi_cebian.xianshi {
    right: 0;
}

.tongzhi_toubu {
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(to right, var(--primary-light), var(--secondary-light));
    flex-shrink: 0; /* 防止标题栏被压缩 */

}

.guanbi_tongzhi {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.guanbi_tongzhi:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: rotate(90deg);
}

.tongzhi_neirong {
    flex: 1;
    overflow-y: auto;
    padding: 0;
    height: calc(100vh - var(--header-height) - 61px); /* 计算剩余高度 */
}

.tongzhi_kuang {
    width: 100%;
    height: 100%;
    border: none;
    display: block; /* 确保iframe正常显示 */
}

.tongzhi_zhezhao {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(2px);
    z-index: 1000; /* 确保在侧边栏之下 */
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.tongzhi_zhezhao.xianshi {
    opacity: 1;
    visibility: visible;
}

/* 主容器 */
.zhu_rongqi {
    display: flex;
    margin-top: var(--header-height);
    min-height: calc(100vh - var(--header-height));
}

/* 侧边导航 */
.cebian_daohang {
    width: var(--nav-width);
    background: var(--card-bg);
    box-shadow: 3px 0 10px var(--shadow);
    backdrop-filter: blur(5px);
    border-right: 1px solid var(--border-color);
    padding: 15px 0;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    z-index: 900;
    transition: var(--transition);
    background-image: 
        linear-gradient(to bottom, var(--card-bg) 0%, rgba(255,255,255,0.95) 100%),
        url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5z' fill='%23ff6b9e' fill-opacity='0.1' fill-rule='evenodd'/%3E%3C/svg%3E");
}

.cebian_daohang.yincang {
    transform: translateX(-100%);
}

.caidan_fenlei {
    color: var(--text);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 10px 15px 5px;
    margin-top: 5px;
    opacity: 0.7;
}

.daohang_lianjie {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 0 10px;
}

.daohang_lianjie_xiang {
    padding: 10px 15px;
    border-radius: 8px;
    background: transparent;
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 2px 5px;
    position: relative;
}
.daohang_lianjie_xiang_bah{
    font-size: 12px;
    font-size: 12px;
    position: fixed;
    bottom: 0px;
    width: 100%;
    text-align: center;
    color: #CCC;
}

.daohang_lianjie_xiang:hover, .daohang_lianjie_xiang.xuanzhong {
    background: linear-gradient(to right, var(--primary), var(--accent));
    color: white;
    transform: translateX(3px);
    box-shadow: 0 5px 15px var(--shadow);
}

.daohang_lianjie_xiang.xuanzhong::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: white;
    border-radius: 0 3px 3px 0;
}

.daohang_lianjie_xiang i {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.daohang_biaoshi {
    background: white;
    color: var(--primary);
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 8px;
    font-weight: bold;
    margin-left: auto;
}

/* 优化内容区域样式 */
.neirong_quyu {
    flex: 1;
    margin-left: var(--nav-width);
    padding: 15px;
    transition: margin-left 0.3s ease, padding 0.3s ease;
    min-height: calc(100vh - var(--header-height));
    box-sizing: border-box;
    position: relative;
}

.header.yincang + .zhu_rongqi .neirong_quyu.quanping,
.header.yincang + .zhu_rongqi .neirong_quyu {
    margin-left: 0;
    padding: 15px;
    min-height: 100vh;
    height: 100vh;
}

.neirong_quyu.quanping {
    margin-left: 0;
    padding: 5px;
}

.neirong_xianshi {
    width: 100%;
    height: 100%;
    border-radius: 15px;
    background: var(--card-bg);
    box-shadow: 0 8px 20px var(--shadow);
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
}

.neirong_kuang {
    width: 100%;
    flex: 1;
    border: none;
}


.jiazai_zhishiqi {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: rgba(255, 255, 255, 0.8);
    z-index: 10;
}

.cuowu_xinxi {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: white;
    padding: 20px;
    text-align: center;
    z-index: 20;
}

/* 登录弹窗样式 */
.denglu_zhezhao {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.denglu_zhezhao.xianshi {
    opacity: 1;
    visibility: visible;
}

.denglu_rongqi {
    width: 90%;
    max-width: 420px;
    background: var(--card-bg);
    border-radius: 20px;
    box-shadow: 0 15px 40px var(--shadow);
    overflow: hidden;
    transform: translateY(-20px);
    transition: var(--transition);
    min-height: 500px;
}

.denglu_zhezhao.xianshi .denglu_rongqi {
    transform: translateY(0);
}

.denglu_toubu {
    padding: 5px;
    text-align: center;
    background: linear-gradient(to right, var(--primary), var(--accent));
    color: white;
    position: relative;
}

.denglu_toubu h2 {
    font-size: 24px;
    margin-bottom: 5px;
}

.denglu_toubu p {
    font-size: 14px;
    opacity: 0.9;
}

.guanbi_denglu {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 30px;
    height: 30px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.guanbi_denglu:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.guanbi_denglu i {
    color: white;
    font-size: 16px;
}

/* 标签切换 */
.denglu_biaoqian {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin: 0 30px;
}

.denglu_biaoqian_xiang {
    flex: 1;
    text-align: center;
    padding: 15px 0;
    cursor: pointer;
    font-weight: 500;
    color: var(--text);
    opacity: 0.7;
    transition: var(--transition);
    position: relative;
}

.denglu_biaoqian_xiang.xuanzhong {
    opacity: 1;
    color: var(--primary-dark);
}

.denglu_biaoqian_xiang.xuanzhong::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    border-radius: 3px 3px 0 0;
}

/* 表单内容 */
.denglu_neirong {
    padding: 25px;
    min-height: 400px;
    display: flex;
    flex-direction: column;
}

.denglu_biaodan {
    display: none;
    flex: 1;
    flex-direction: column;
    animation: danru 0.4s ease;
}

.denglu_biaodan.xianshi {
    display: flex;
}

@keyframes danru {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.biaodan_zujian {
    margin-bottom: 20px;
    position: relative;
}

.biaodan_biaoqian {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
    color: var(--primary-dark);
}

.biaodan_shuru {
    width: 100%;
    padding: 14px 15px 14px 45px;
    border: 1px solid var(--border-color);
    border-radius: 15px;
    font-size: 15px;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.7);
}

.biaodan_shuru:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px var(--shadow);
}

.shuru_tubiao {
    position: absolute;
    left: 15px;
    top: 42px;
    color: var(--primary);
    font-size: 18px;
}

.biaodan_caozuo {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 14px;
}

.jizhu_wo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.xuanze_kuang {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    position: relative;
    cursor: pointer;
    transition: var(--transition);
}

.xuanze_kuang:checked {
    background: var(--primary);
    border-color: var(--primary);
}

.xuanze_kuang:checked::before {
    content: '✓';
    position: absolute;
    color: white;
    font-size: 12px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-weight: bold;
}

.wangji_mima {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.wangji_mima:hover {
    color: var(--accent);
    text-decoration: underline;
}

.tijiao_anniu {
    width: 100%;
    padding: 14px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 15px var(--shadow);
    margin-bottom: 20px;
}

.tijiao_anniu:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 107, 158, 0.3);
}

/* 社交登录 */
.shejiao_denglu {
    margin-top: 25px;
    text-align: center;
}

.shejiao_fenge {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    color: var(--text);
    opacity: 0.7;
    font-size: 14px;
}

.shejiao_fenge::before,
.shejiao_fenge::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
    margin: 0 10px;
}

.shejiao_tubiao {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.shejiao_tubiao_xiang {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    /*background: rgba(255, 255, 255, 0.8);*/
    background: rgba(173, 255, 47, 0.8);
    border: 1px solid var(--border-color);
    color: var(--text);
    font-size: 20px;
    transition: var(--transition);
    cursor: pointer;
}

.shejiao_tubiao_xiang:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    color: var(--primary);
}

.shejiao_tubiao_xiang.qq {
    background: #12b7f5;
    color: white;
    border-color: #12b7f5;
}

.shejiao_tubiao_xiang.qq:hover {
    background: #0e9fd8;
}

/* 表单切换链接 */
.biaodan_jiaobu {
    text-align: center;
    margin-top: 15px;
    font-size: 14px;
    color: var(--text);
    opacity: 0.8;
}

.qiehuan_biaodan {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.qiehuan_biaodan:hover {
    color: var(--accent);
    text-decoration: underline;
}

/* 错误提示样式 */
.cuowu_xinxi_biaodan {
    color: #ff4d4d;
    font-size: 12px;
    margin-top: 5px;
    display: none;
}

.chenggong_xinxi {
    color: #4CAF50;
    text-align: center;
    margin: 15px 0;
    font-weight: 500;
    display: none;
}

/* 密码强度指示器 */
.mima_qiangdu {
    margin-top: 5px;
    height: 5px;
    background: #eee;
    border-radius: 3px;
    overflow: hidden;
}

.qiangdu_tiao {
    height: 100%;
    width: 0;
    transition: width 0.3s ease;
}

.qiangdu_ruo {
    background: #ff4d4d;
    width: 33%;
}

.qiangdu_zhong {
    background: #ffa500;
    width: 66%;
}

.qiangdu_qiang {
    background: #4CAF50;
    width: 100%;
}

.qiangdu_wenzi {
    font-size: 12px;
    color: 666;
    margin-top: 2px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .cebian_daohang {
        transform: translateX(-100%);
    }
    .cebian_daohang.xianshi {
        transform: translateX(0);
    }
    .neirong_quyu {
        margin-left: 0;
    }
    .yonghu_ming {
        display: none;
    }
    .tongzhi_cebian {
        width: 300px;
    }
    .daohang_qiehuan {
        top: 8px;
        left: 8px;
        width: 36px;
        height: 36px;
    }
    .header.yincang + .zhu_rongqi .neirong_quyu {
        padding: 10px;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0 10px;
    }
    .logo_text {
        display: none;
    }
    .neirong_quyu {
        padding: 10px;
    }
    .tongzhi_cebian {
        width: 280px;
    }
}

@media (max-width: 480px) {
    :root {
        --header-height: 50px;
    }
    .caozuo_anniu {
        width: 36px;
        height: 36px;
    }
    .caozuo_anniu i {
        font-size: 16px;
    }
    .yonghu_touxiang {
        width: 32px;
        height: 32px;
    }
    .tongzhi_cebian {
        width: 100%;
        right: -100%;
    }
    .daohang_qiehuan {
        top: 5px;
        left: 5px;
        width: 32px;
        height: 32px;
    }
}