/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 蓝黑色调配色方案 */
    --zhu-se: #4A90E2;
    --zhu-se-qian: #6BA3E8;
    --zhu-se-shen: #357ABD;
    --zhu-se-zui-shen: #2E5C8A;
    --shen-se: #1a1a2e;
    --shen-se-qian: #16213e;
    --zhong-se: #0f3460;
    --liang-se: #e94560;
    --bei-se: #ffffff;
    --bei-se-qian: #f8f9fa;
    --wenzi-se: #ffffff;
    --wenzi-qian: #b8bcc8;
    --biankuang-se: rgba(255, 255, 255, 0.1);
    --yingzi: 0 8px 32px rgba(0, 0, 0, 0.3);
    --yingzi-hover: 0 12px 48px rgba(74, 144, 226, 0.4);
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #0f3460 100%);
    color: var(--wenzi-se);
    line-height: 1.6;
}

#app {
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

/* 全屏布局 */
.quanping-buju {
    display: flex;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

/* 左侧导航栏 */
.zuoce-daohang {
    width: 280px;
    height: 100vh;
    background: linear-gradient(180deg, rgba(26, 26, 46, 0.95) 0%, rgba(22, 33, 62, 0.95) 100%);
    backdrop-filter: blur(10px);
    border-right: 1px solid var(--biankuang-se);
    display: flex;
    flex-direction: column;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
    z-index: 100;
}

.daohang-toubu {
    padding: 30px 20px;
    border-bottom: 1px solid var(--biankuang-se);
}

.logo {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #4A90E2 0%, #6BA3E8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}

.yonghu-xinxi {
    display: flex;
    align-items: center;
    gap: 12px;
}

.yonghu-touxiang {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, #4A90E2 0%, #6BA3E8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 18px;
    color: white;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.4);
}

.yonghu-mingzi {
    font-size: 16px;
    font-weight: 500;
    color: var(--wenzi-se);
}

/* 分类导航 */
.fenlei-daohang {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.fenlei-daohang::-webkit-scrollbar {
    width: 6px;
}

.fenlei-daohang::-webkit-scrollbar-track {
    background: rgba(15, 52, 96, 0.3);
    border-radius: 3px;
}

.fenlei-daohang::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #4A90E2 0%, #357ABD 100%);
    border-radius: 3px;
}

.fenlei-daohang::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #6BA3E8 0%, #4A90E2 100%);
}

.fenlei-biaoti {
    padding: 0 20px 15px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--wenzi-qian);
    font-weight: 600;
}

.fenlei-xiangmu {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    margin: 4px 10px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
    color: var(--wenzi-qian);
    position: relative;
}

.fenlei-xiangmu:hover {
    background: rgba(74, 144, 226, 0.1);
    color: var(--wenzi-se);
    transform: translateX(5px);
}

.fenlei-xiangmu.active {
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.3) 0%, rgba(53, 122, 189, 0.3) 100%);
    color: var(--wenzi-se);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.2);
}

.fenlei-xiangmu.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: linear-gradient(180deg, #4A90E2 0%, #357ABD 100%);
    border-radius: 0 3px 3px 0;
}

.fenlei-icon {
    font-size: 20px;
}

.fenlei-mingcheng {
    flex: 1;
    font-size: 15px;
    font-weight: 500;
}

.fenlei-shuliang {
    font-size: 12px;
    color: var(--wenzi-qian);
    background: rgba(255, 255, 255, 0.1);
    padding: 2px 8px;
    border-radius: 10px;
}

.fenlei-xiangmu.active .fenlei-shuliang {
    background: rgba(74, 144, 226, 0.3);
    color: var(--wenzi-se);
}

/* 导航底部 */
.daohang-dibu {
    padding: 20px;
    border-top: 1px solid var(--biankuang-se);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.anniu {
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.anniu-gouwuche {
    background: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.3);
}

.anniu-gouwuche:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

.anniu-tuichu {
    background: rgba(233, 69, 96, 0.2);
    color: #e94560;
    border: 1px solid rgba(233, 69, 96, 0.3);
}

.anniu-tuichu:hover {
    background: rgba(233, 69, 96, 0.3);
}

.gouwuche-shuliang {
    background: #e94560;
    color: white;
    border-radius: 50%;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    margin-left: auto;
}

/* 右侧内容区 */
.youce-neirong {
    flex: 1;
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(15, 52, 96, 0.3) 0%, rgba(22, 33, 62, 0.3) 100%);
}

.neirong-toubu {
    padding: 25px 30px;
    border-bottom: 1px solid var(--biankuang-se);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(26, 26, 46, 0.5);
    backdrop-filter: blur(10px);
}

.neirong-biaoti {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, #4A90E2 0%, #6BA3E8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sousuo-kuang {
    position: relative;
    width: 300px;
}

.sousuo-shuru {
    width: 100%;
    padding: 12px 45px 12px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--biankuang-se);
    border-radius: 25px;
    color: var(--wenzi-se);
    font-size: 15px;
    transition: all 0.3s;
}

.sousuo-shuru:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--zhu-se);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.2);
}

.sousuo-shuru::placeholder {
    color: var(--wenzi-qian);
}

.sousuo-icon {
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    color: var(--wenzi-qian);
}

/* 内容区域（可滚动） */
.neirong-quyu {
    flex: 1;
    overflow-y: auto;
    padding: 30px;
}

.neirong-quyu::-webkit-scrollbar {
    width: 8px;
}

.neirong-quyu::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}

.neirong-quyu::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #4A90E2 0%, #357ABD 100%);
    border-radius: 4px;
}

.neirong-quyu::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #6BA3E8 0%, #4A90E2 100%);
}

/* 商品列表 */
.shangpin-liebiao {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.shangpin-kapian {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--biankuang-se);
    transition: all 0.3s;
    cursor: pointer;
}

.shangpin-kapian:hover {
    transform: translateY(-8px);
    box-shadow: var(--yingzi-hover);
    border-color: rgba(74, 144, 226, 0.5);
    background: rgba(255, 255, 255, 0.08);
}

.shangpin-tupian-kuang {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.2) 0%, rgba(53, 122, 189, 0.2) 100%);
}

.shangpin-tupian {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.shangpin-kapian:hover .shangpin-tupian {
    transform: scale(1.1);
}

.shangpin-biaoqian {
    position: absolute;
    top: 12px;
    right: 12px;
    background: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.shangpin-xinxi {
    padding: 20px;
}

.shangpin-mingcheng {
    font-size: 18px;
    font-weight: 600;
    color: var(--wenzi-se);
    margin-bottom: 8px;
}

.shangpin-bianhao {
    font-size: 13px;
    color: var(--wenzi-qian);
    margin-bottom: 12px;
}

.shangpin-jiage-kuang {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.shangpin-jiage {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #4A90E2 0%, #6BA3E8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shangpin-kucun {
    font-size: 12px;
    color: var(--wenzi-qian);
    background: rgba(255, 255, 255, 0.1);
    padding: 4px 10px;
    border-radius: 8px;
}

.anniu-tianjia {
    width: 100%;
    background: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
    color: white;
    padding: 12px;
    border-radius: 10px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.3);
}

.anniu-tianjia:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

/* 加载和空状态 */
.jiazai-zhong, .kong-neirong {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--wenzi-qian);
}

.jiazai-quan {
    border: 4px solid rgba(74, 144, 226, 0.2);
    border-top: 4px solid #4A90E2;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: xuanzhuan 1s linear infinite;
    margin-bottom: 20px;
}

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

.kong-tishi {
    font-size: 18px;
    color: var(--wenzi-qian);
}

/* 弹窗样式 */
.denglu-tancang {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: danru 0.4s;
}

@keyframes danru {
    from { 
        opacity: 0;
        backdrop-filter: blur(0px);
    }
    to { 
        opacity: 1;
        backdrop-filter: blur(10px);
    }
}

.denglu-kuang {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.95) 0%, rgba(22, 33, 62, 0.95) 100%);
    backdrop-filter: blur(30px);
    padding: 50px 45px;
    border-radius: 25px;
    width: 90%;
    max-width: 450px;
    border: 1px solid rgba(74, 144, 226, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5),
                0 0 0 1px rgba(74, 144, 226, 0.2),
                inset 0 0 40px rgba(74, 144, 226, 0.1);
    position: relative;
    animation: huadong 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
}

.denglu-kuang::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(74, 144, 226, 0.1) 0%, transparent 70%);
    animation: guangyun-xuanzhuan 10s linear infinite;
    pointer-events: none;
}

@keyframes guangyun-xuanzhuan {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes huadong {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.guanbi {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 32px;
    color: var(--wenzi-qian);
    cursor: pointer;
    transition: color 0.3s;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.guanbi:hover {
    color: var(--wenzi-se);
    background: rgba(255, 255, 255, 0.1);
}

.denglu-biaoti {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    border-bottom: 2px solid rgba(74, 144, 226, 0.2);
    padding-bottom: 5px;
}

.denglu-biaoti span {
    padding: 15px 0;
    cursor: pointer;
    color: var(--wenzi-qian);
    transition: all 0.3s;
    position: relative;
    font-weight: 500;
    font-size: 18px;
    letter-spacing: 1px;
}

.denglu-biaoti span:hover {
    color: rgba(107, 163, 232, 0.8);
}

.denglu-biaoti span.active {
    color: var(--wenzi-se);
    font-weight: 600;
}

.denglu-biaoti span.active::after {
    content: '';
    position: absolute;
    bottom: -7px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #4A90E2 0%, #6BA3E8 100%);
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(74, 144, 226, 0.6);
}

.denglu-biao {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: stretch;
    width: 100%;
}

.denglu-biao button {
    margin: 0;
    align-self: stretch;
}

.shuru-kuang {
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid rgba(74, 144, 226, 0.2);
    border-radius: 12px;
    font-size: 16px;
    color: var(--wenzi-se);
    transition: all 0.3s;
    width: 100%;
}

.shuru-kuang:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--zhu-se);
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.15),
                0 0 20px rgba(74, 144, 226, 0.2);
    transform: translateY(-2px);
}

.shuru-kuang::placeholder {
    color: var(--wenzi-qian);
}

.anniu-lan {
    background: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
    color: white;
    padding: 16px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4),
                0 0 0 0 rgba(74, 144, 226, 0.5);
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    width: 100%;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
}

.anniu-lan > * {
    position: relative;
    z-index: 1;
}

.anniu-lan::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.anniu-lan:hover::before {
    width: 400px;
    height: 400px;
}

.anniu-lan:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.5),
                0 0 0 4px rgba(74, 144, 226, 0.2);
}

.anniu-lan:active {
    transform: translateY(-1px);
}

.cuowu-tishi {
    color: #e94560;
    font-size: 14px;
    text-align: center;
    margin-top: 10px;
}

/* 详情和购物车弹窗 */
.xiangqing-kuang, .gouwuche-kuang {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.95) 0%, rgba(22, 33, 62, 0.95) 100%);
    backdrop-filter: blur(20px);
    padding: 30px;
    border-radius: 20px;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--biankuang-se);
    box-shadow: var(--yingzi);
    position: relative;
}

.xiangqing-kuang::-webkit-scrollbar,
.gouwuche-kuang::-webkit-scrollbar {
    width: 8px;
}

.xiangqing-kuang::-webkit-scrollbar-thumb,
.gouwuche-kuang::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #4A90E2 0%, #357ABD 100%);
    border-radius: 4px;
}

.xiangqing-neirong {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.xiangqing-tupian {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 12px;
    margin: 0 auto;
    box-shadow: var(--yingzi);
}

.xiangqing-xinxi h2 {
    font-size: 28px;
    background: linear-gradient(135deg, #4A90E2 0%, #6BA3E8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
}

.xiangqing-jiage {
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, #4A90E2 0%, #6BA3E8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 20px 0;
}

.xiangqing-shuxing p {
    margin-bottom: 12px;
    color: var(--wenzi-qian);
    line-height: 1.8;
}

.xiangqing-shuxing strong {
    color: var(--wenzi-se);
    margin-right: 8px;
}

.xiangqing-caozuo {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.anniu-hui {
    background: rgba(255, 255, 255, 0.1);
    color: var(--wenzi-se);
    border: 1px solid var(--biankuang-se);
}

.anniu-hui:hover {
    background: rgba(255, 255, 255, 0.15);
}

.gouwuche-neirong {
    max-height: 400px;
    overflow-y: auto;
    margin: 20px 0;
}

.gouwuche-xiangmu {
    display: flex;
    align-items: center;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    margin-bottom: 12px;
    gap: 15px;
    border: 1px solid var(--biankuang-se);
}

.gouwuche-tupian {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 10px;
}

.gouwuche-xinxi {
    flex: 1;
}

.gouwuche-mingcheng {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--wenzi-se);
}

.gouwuche-jiage {
    color: var(--zhu-se-qian);
    font-weight: 600;
}

.gouwuche-caozuo {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.anniu-xiao {
    padding: 8px 16px;
    font-size: 14px;
}

.kong-gouwuche {
    text-align: center;
    padding: 40px;
    color: var(--wenzi-qian);
}

.gouwuche-dibu {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--biankuang-se);
}

.anniu-dakuai {
    width: 100%;
}

/* 未登录提示 */
.weidenglu-tishi {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: #0a0a15;
    overflow: hidden;
}

/* 动态背景 */
.dongtai-beijing {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

/* 光晕效果 */
.guangyun {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: guangyun-nudong 8s ease-in-out infinite;
}

.guangyun-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(74, 144, 226, 0.8) 0%, rgba(74, 144, 226, 0) 70%);
    top: -200px;
    left: -200px;
    animation-duration: 10s;
}

.guangyun-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(53, 122, 189, 0.6) 0%, rgba(53, 122, 189, 0) 70%);
    bottom: -300px;
    right: -300px;
    animation-duration: 12s;
    animation-delay: -2s;
}

.guangyun-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(107, 163, 232, 0.5) 0%, rgba(107, 163, 232, 0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-duration: 15s;
    animation-delay: -4s;
}

@keyframes guangyun-nudong {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(50px, 50px) scale(1.1);
    }
    50% {
        transform: translate(-30px, 80px) scale(0.9);
    }
    75% {
        transform: translate(80px, -30px) scale(1.05);
    }
}

/* 科技线条 */
.keji-xian {
    position: absolute;
    background: linear-gradient(90deg, transparent, rgba(74, 144, 226, 0.3), transparent);
    animation: xian-tiao-yidong 6s linear infinite;
}

.keji-xian-1 {
    width: 200px;
    height: 2px;
    top: 20%;
    left: -200px;
    animation-duration: 8s;
    box-shadow: 0 0 10px rgba(74, 144, 226, 0.5);
}

.keji-xian-2 {
    width: 150px;
    height: 1px;
    top: 40%;
    left: -150px;
    animation-duration: 10s;
    animation-delay: -2s;
    box-shadow: 0 0 8px rgba(107, 163, 232, 0.4);
}

.keji-xian-3 {
    width: 180px;
    height: 2px;
    top: 60%;
    left: -180px;
    animation-duration: 12s;
    animation-delay: -4s;
    box-shadow: 0 0 10px rgba(53, 122, 189, 0.5);
}

.keji-xian-4 {
    width: 100px;
    height: 1px;
    top: 30%;
    right: -100px;
    animation-duration: 9s;
    animation-delay: -1s;
    box-shadow: 0 0 8px rgba(74, 144, 226, 0.4);
}

.keji-xian-5 {
    width: 120px;
    height: 2px;
    top: 70%;
    right: -120px;
    animation-duration: 11s;
    animation-delay: -3s;
    box-shadow: 0 0 10px rgba(107, 163, 232, 0.5);
}

@keyframes xian-tiao-yidong {
    0% {
        transform: translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateX(calc(100vw + 200px));
        opacity: 0;
    }
}

/* 内容区域 */
.tishi-neirong {
    position: relative;
    z-index: 10;
    text-align: center;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.7) 0%, rgba(22, 33, 62, 0.7) 100%);
    backdrop-filter: blur(30px);
    padding: 80px 60px;
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 
                0 0 0 1px rgba(74, 144, 226, 0.2),
                inset 0 0 60px rgba(74, 144, 226, 0.1);
    border: 1px solid rgba(74, 144, 226, 0.3);
    max-width: 500px;
    width: 90%;
    animation: neirong-xianru 0.8s ease-out;
}

@keyframes neirong-xianru {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Logo区域 */
.logo-daxing {
    margin-bottom: 40px;
}

.logo-icon {
    font-size: 80px;
    margin-bottom: 20px;
    animation: logo-xuanzhuan 3s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(74, 144, 226, 0.6));
}

@keyframes logo-xuanzhuan {
    0%, 100% {
        transform: rotate(0deg) scale(1);
    }
    50% {
        transform: rotate(10deg) scale(1.05);
    }
}

.tishi-neirong h1 {
    font-size: 48px;
    font-weight: 700;
    background: linear-gradient(135deg, #4A90E2 0%, #6BA3E8 50%, #4A90E2 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    animation: wenzi-guangliu 3s ease-in-out infinite;
    text-shadow: 0 0 30px rgba(74, 144, 226, 0.5);
    letter-spacing: 2px;
}

@keyframes wenzi-guangliu {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.logo-fuhao {
    font-size: 14px;
    color: rgba(107, 163, 232, 0.6);
    letter-spacing: 4px;
    font-weight: 300;
    margin-top: 5px;
}

.huanying-wenzi {
    font-size: 24px;
    color: var(--wenzi-se);
    margin-bottom: 10px;
    font-weight: 500;
    letter-spacing: 1px;
}

.tishi-wenzi {
    color: var(--wenzi-qian);
    margin-bottom: 40px;
    font-size: 16px;
    line-height: 1.6;
}

.anniu-denglu {
    background: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
    color: white;
    padding: 16px 50px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 18px;
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.4),
                0 0 0 0 rgba(74, 144, 226, 0.5);
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    width: 100%;
}

.anniu-denglu::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.anniu-denglu:hover::before {
    width: 300px;
    height: 300px;
}

.anniu-denglu:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(74, 144, 226, 0.6),
                0 0 0 4px rgba(74, 144, 226, 0.2);
}

.anniu-denglu:active {
    transform: translateY(-1px);
}

/* 提示消息 */
.tishi-kuang {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
    color: white;
    padding: 14px 24px;
    border-radius: 12px;
    box-shadow: var(--yingzi);
    z-index: 10000;
    font-weight: 500;
}

.tishi-enter-active, .tishi-leave-active {
    transition: all 0.3s;
}

.tishi-enter, .tishi-leave-to {
    transform: translateX(100%);
    opacity: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .quanping-buju {
        flex-direction: column;
    }
    
    .zuoce-daohang {
        width: 100%;
        height: auto;
        max-height: 200px;
        overflow-y: auto;
    }
    
    .fenlei-daohang {
        display: flex;
        gap: 10px;
        padding: 10px;
        overflow-x: auto;
    }
    
    .fenlei-xiangmu {
        flex-shrink: 0;
        white-space: nowrap;
    }
    
    .neirong-toubu {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }
    
    .sousuo-kuang {
        width: 100%;
    }
    
    .shangpin-liebiao {
        grid-template-columns: 1fr;
    }
}