:root {
    --primary: #4361ee;
    --primary-dark: #3a0ca3;
    --light: #f8f9fa;
    --dark: #212529;
    --gray: #6c757d;
    --card-bg: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, sans-serif;
}

body {
    min-height: 100vh;
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../61bg.jpg') no-repeat center center;
    background-size: cover;
    filter: brightness(0.5);
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 个人信息样式 */
.profile {
    text-align: center;
    margin-bottom: 1.5rem;
    padding-top: 1rem;
}

.avatar-container {
    width: 100px;
    height: 100px;
    margin: 0 auto 1rem;
    position: relative;
}

.avatar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.name {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.bio {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

/* 联系按钮样式 */
.contact {
    position: relative;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.contact-btn {
    background-color: var(--primary);
    color: white;
    border: none;
    padding: 0.7rem 1.3rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    font-size: 0.95rem;
}

.contact-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.qr-popup {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    padding: 1rem;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    width: 160px;
    text-align: center;
    z-index: 100;
}

.qr-popup img {
    width: 100%;
    border-radius: 5px;
    margin-bottom: 0.5rem;
}

.qr-popup p {
    color: var(--dark);
    font-size: 0.85rem;
}

/* 搜索框样式 */
.search-container {
    position: relative;
    max-width: 600px;
    margin: 0 auto 1.5rem;
    width: 100%;
}

.search-container .icon-nav {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.7;
}

#search {
    width: 100%;
    padding: 0.8rem 1rem 0.8rem 2.8rem;
    border-radius: 50px;
    border: none;
    background: rgba(255, 255, 255, 0.9);
    color: var(--dark);
    font-size: 1rem;
    transition: all 0.3s ease;
}

#search:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--primary);
}

/* 标签页样式 */
.tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tab {
    padding: 0.7rem 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.tab:hover {
    background: rgba(255, 255, 255, 0.2);
}

.tab.active {
    background: var(--primary);
    color: white;
}

/* 内容网格样式 */
.tab-content {
    display: none;
    flex: 1;
}

.tab-content.active {
    display: block;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1.2rem;
    margin-bottom: 1.5rem;
}

.grid-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: white;
    transition: all 0.3s ease;
    padding: 1rem 0.5rem;
    border-radius: 10px;
    background: var(--card-bg);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.grid-item:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.grid-item .icon {
    width: 36px;
    height: 36px;
    margin-bottom: 0.6rem;
    object-fit: contain;
}

.grid-item span {
    font-size: 0.85rem;
    text-align: center;
    line-height: 1.4;
    word-break: break-word;
    padding: 0 0.2rem;
}

/* 页脚样式 */
.footer {
    text-align: center;
    margin-top: auto;
    padding-top: 1.5rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
}

.disclaimer {
    font-size: 0.75rem;
    margin-top: 0.5rem;
    opacity: 0.6;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .avatar-container {
        width: 80px;
        height: 80px;
    }
    
    .name {
        font-size: 1.5rem;
    }
    
    .grid-container {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
        gap: 1rem;
    }
    
    .tab {
        padding: 0.6rem 1rem;
    }
}

@media (max-width: 480px) {
    .grid-container {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
        gap: 0.8rem;
    }
    
    .grid-item {
        padding: 0.8rem 0.3rem;
    }
    
    .grid-item .icon {
        width: 32px;
        height: 32px;
    }
    
    .search-container {
        margin-bottom: 1rem;
    }
    
    .footer {
        font-size: 0.8rem;
    }
}