/* 康哥工作室网站 - 全局样式 */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    color: #2c3e50;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    line-height: 1.6;
    min-height: 100vh;
    position: relative;

    }
body::before {
    content: '';
    position: sticky;
    top: 0;
    
    
    height: 100%;
    background-image:
        radial-gradient(ellipse at 15% 20%, rgba(102, 126, 234, 0.08) 0%, transparent 45%),
        radial-gradient(ellipse at 85% 15%, rgba(118, 75, 162, 0.06) 0%, transparent 40%),
        radial-gradient(ellipse at 75% 80%, rgba(79, 172, 254, 0.05) 0%, transparent 45%),
        radial-gradient(ellipse at 25% 85%, rgba(240, 147, 251, 0.04) 0%, transparent 40%);
    pointer-events: none;
    z-index: 0;
}
body::after {
    content: '';
    position: sticky;
    top: 0;
    
    
    height: 100%;
    background-image:
        linear-gradient(rgba(102, 126, 234, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(102, 126, 234, 0.015) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}
main { position: relative; z-index: 1; }
main > *:first-child { margin-top: 0 !important; }
main > .page-banner:first-child { margin-top: 0 !important; padding-top: 60px !important; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
img { max- display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* 顶部导航 */
.header {
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    position: sticky;
    top: 0;
    
    
    z-index: 1000;
    
    
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon { width: 42px; height: 42px; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: bold; font-size: 18px; }
.logo-text { font-size: 20px; font-weight: bold; color: #fff; }
.logo-img { max-height: 60px; max-width: 260px; height: auto; width: auto; object-fit: contain; display: block; color: #fff; font-size: 18px; font-weight: bold; }
.nav { display: flex; gap: 5px; }
.nav a { padding: 10px 18px; color: rgba(255,255,255,0.8); font-size: 15px; border-radius: 6px; transition: all 0.3s; }
.nav a:hover, .nav a.active { color: #fff; background: rgba(102, 126, 234, 0.3); }
.header-right { display: flex; align-items: center; gap: 15px; }
.header-right .btn-outline { border: 1px solid rgba(255,255,255,0.5); color: #fff; background: transparent; }
.header-right .btn-outline:hover { background: rgba(255,255,255,0.15); color: #fff; border-color: #fff; }
.header-right .user-info span { color: rgba(255,255,255,0.9); }
.header-right .user-info a { color: rgba(255,255,255,0.7); }
.header-right .user-info a:hover { color: #fff; }
.btn { display: inline-block; padding: 8px 22px; border-radius: 6px; font-size: 14px; cursor: pointer; border: none; transition: all 0.3s; text-align: center; }
.btn-primary { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: #fff; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(102,126,234,0.4); }
.btn-outline { border: 1px solid #667eea; color: #667eea; background: #fff; }
.btn-outline:hover { background: #667eea; color: #fff; }
.btn-success { background: #28a745; color: #fff; }
.btn-warning { background: #ffc107; color: #333; }
.btn-danger { background: #dc3545; color: #fff; }
.btn-lg { padding: 12px 36px; font-size: 16px; }

/* CTA区域按钮 - 统一样式 */
.cta-btn {
    display: inline-block;
    padding: 12px 36px;
    font-size: 16px;
    border-radius: 6px;
    cursor: pointer;
    border: 2px solid rgba(255,255,255,0.9);
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #667eea;
    font-weight: 500;
    text-align: center;
    transition: all 0.3s ease;
    text-decoration: none;
    margin: 0 8px;
}
.cta-btn:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}
.cta-btn:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}
.user-info { display: flex; align-items: center; gap: 10px; }
.user-avatar { width: 36px; height: 36px; border-radius: 50%; background: #667eea; color: #fff; display: flex; align-items: center; justify-content: center; font-size: 14px; }
.vip-badge { background: linear-gradient(135deg, #f6d365 0%, #fda085 100%); color: #fff; padding: 2px 8px; border-radius: 10px; font-size: 12px; }

/* Banner轮播 */
.banner { position: relative; height: 450px; overflow: hidden; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.banner-slide { position: absolute; top: 0; left: 0; right: 0; width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.8s; }
.banner-slide.active { opacity: 1; }
.banner-content { text-align: center; color: #fff; z-index: 2; }
.banner-content h1 { font-size: 48px; margin-bottom: 20px; font-weight: bold; }
.banner-content p { font-size: 20px; margin-bottom: 30px; opacity: 0.9; }
.banner-dots { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 3; }
.banner-dots span { width: 12px; height: 12px; border-radius: 50%; background: rgba(255,255,255,0.5); cursor: pointer; transition: all 0.3s; }
.banner-dots span.active { background: #fff; width: 30px; border-radius: 6px; }

/* 通用区块 */
.section { padding: 70px 0; }

/* 页面Banner - 与CTA区域颜色统一 */
.page-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 60px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    
    
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255,255,255,0.08) 0%, transparent 50%);
    pointer-events: none;
}
.page-banner h1 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
    color: #fff;
    position: relative;
    z-index: 1;
}
.page-banner p {
    font-size: 16px;
    opacity: 0.9;
    margin: 0;
    position: relative;
    z-index: 1;
}
.page-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 0 0 40px 0;
    min-height: calc(100vh - 70px);
}

/* 关于我们页面按钮 - 统一颜色，悬停变色 */
.about-btn {
    display: inline-block;
    padding: 14px 40px;
    text-decoration: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}
.about-btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}
.about-btn-primary:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
}
.section-header { text-align: center; margin-bottom: 50px; }
.section-header h2 {
    font-size: 34px;
    color: #1a1a2e;
    margin-bottom: 15px;
    font-weight: 700;
    letter-spacing: 1px;
}
.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    margin: 15px auto 0;
    border-radius: 2px;
}
.section-header p { font-size: 16px; color: #7f8c8d; }
.section-bg { background: rgba(255, 255, 255, 0.6); backdrop-filter: blur(5px); }

/* 服务卡片 */
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
.service-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 35px 25px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(255, 255, 255, 0.8);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    
    
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb);
    transform: scaleX(0);
    transition: transform 0.4s;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.18), 0 8px 16px rgba(0, 0, 0, 0.08);
}
.service-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #fff;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}
.service-card h3 { font-size: 18px; margin-bottom: 12px; color: #1a1a2e; font-weight: 600; }
.service-card p { font-size: 14px; color: #7f8c8d; line-height: 1.7; }
.service-price { margin-top: 15px; color: #667eea; font-weight: bold; font-size: 16px; }

/* 源码卡片 */
.source-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
.source-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(255, 255, 255, 0.8);
}
.source-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12), 0 8px 16px rgba(0, 0, 0, 0.06);
}
.source-cover { position: relative; height: 180px; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); overflow: hidden; }
.source-cover img {  height: 100%; object-fit: cover; }
.source-tags { position: absolute; top: 12px; left: 12px; display: flex; gap: 6px; }
.tag { padding: 3px 10px; border-radius: 4px; font-size: 12px; color: #fff; }
.tag-hot { background: #dc3545; }
.tag-new { background: #28a745; }
.tag-free { background: #ffc107; color: #333; }
.tag-vip { background: linear-gradient(135deg, #f6d365 0%, #fda085 100%); }
.source-body { padding: 18px; 
    }
.source-title { font-size: 16px; font-weight: bold; color: #333; margin-bottom: 10px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.source-desc { font-size: 13px; color: #888; margin-bottom: 15px; height: 38px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.source-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; font-size: 12px; color: #aaa; }
.source-footer { display: flex; justify-content: space-between; align-items: center; }
.source-price { font-size: 20px; color: #dc3545; font-weight: bold; }
.source-price.free { color: #28a745; }

/* 筛选栏 */
.filter-bar {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 30px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    border: 1px solid rgba(255, 255, 255, 0.8);
}
.filter-row { display: flex; align-items: center; margin-bottom: 15px; gap: 15px; flex-wrap: wrap; }
.filter-row:last-child { margin-bottom: 0; }
.filter-label { font-size: 14px; color: #666; min-width: 70px; }
.filter-options { display: flex; gap: 10px; flex-wrap: wrap; }
.filter-options a { padding: 5px 15px; border-radius: 4px; font-size: 13px; color: #666; background: #f5f5f5; transition: all 0.3s; }
.filter-options a:hover, .filter-options a.active { background: #667eea; color: #fff; }
.search-box { display: flex; gap: 0; }
.search-box input { padding: 8px 15px; border: 1px solid #ddd; border-radius: 6px 0 0 6px; font-size: 14px; width: 250px; }
.search-box button { padding: 8px 20px; background: #667eea; color: #fff; border: none; border-radius: 0 6px 6px 0; cursor: pointer; font-size: 14px; }

/* 分页 */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.pagination a, .pagination span { padding: 8px 16px; border: 1px solid #ddd; border-radius: 6px; font-size: 14px; color: #666; transition: all 0.3s; }
.pagination a:hover { background: #667eea; color: #fff; border-color: #667eea; }
.pagination .current { background: #667eea; color: #fff; border-color: #667eea; }
.pagination .disabled { color: #ccc; cursor: not-allowed; }

/* 详情页 */
.detail-wrap { display: grid; grid-template-columns: 1fr 320px; gap: 30px; }
.detail-main {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    padding: 35px;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
    border: 1px solid rgba(255, 255, 255, 0.8);
}
.detail-sidebar { display: flex; flex-direction: column; gap: 25px; }
.sidebar-box {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
    border: 1px solid rgba(255, 255, 255, 0.8);
}
.sidebar-box h3 { font-size: 18px; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid #667eea; display: inline-block; }
.detail-title { font-size: 28px; color: #333; margin-bottom: 20px; }
.detail-meta { display: flex; gap: 20px; color: #999; font-size: 14px; margin-bottom: 25px; padding-bottom: 20px; border-bottom: 1px solid #eee; }
.detail-content { font-size: 15px; line-height: 1.9; color: #444; }
.detail-content img { max- border-radius: 8px; margin: 15px 0; }
.detail-content h2, .detail-content h3 { margin: 25px 0 15px; color: #333; }
.detail-content p { margin-bottom: 15px; }

/* 下载卡片 */
.download-card { text-align: center; }
.download-card .price { font-size: 36px; color: #dc3545; font-weight: bold; margin: 15px 0; }
.download-card .price.free { color: #28a745; }
.download-info { text-align: left; margin: 20px 0; }
.download-info li { padding: 8px 0; font-size: 14px; color: #666; border-bottom: 1px dashed #eee; display: flex; justify-content: space-between; }
.download-info li:last-child { border-bottom: none; }
.demo-btn {  margin-top: 10px; }

/* 会员套餐 */
.vip-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
.vip-card {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 35px 25px;
    text-align: center;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(255, 255, 255, 0.8);
}
.vip-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.12); }
.vip-card.featured { border-color: #f6d365; background: linear-gradient(180deg, rgba(255,251,240,0.95) 0%, rgba(255,255,255,0.92) 100%); }
.vip-card.featured::before { content: '推荐'; position: absolute; top: 15px; right: -30px; background: linear-gradient(135deg, #f6d365 0%, #fda085 100%); color: #fff; padding: 5px 35px; font-size: 12px; transform: rotate(45deg); }
.vip-icon { font-size: 48px; margin-bottom: 15px; }
.vip-name { font-size: 20px; font-weight: bold; color: #333; margin-bottom: 10px; }
.vip-price { font-size: 42px; color: #f6a623; font-weight: bold; margin: 20px 0; }
.vip-price small { font-size: 16px; color: #999; }
.vip-desc { font-size: 14px; color: #888; margin-bottom: 25px; min-height: 40px; }
.vip-features { text-align: left; margin-bottom: 25px; }
.vip-features li { padding: 8px 0; font-size: 14px; color: #666; }
.vip-features li::before { content: '✓'; color: #28a745; margin-right: 8px; font-weight: bold; }

/* 会员中心 */
.member-layout { display: grid; grid-template-columns: 240px 1fr; gap: 25px; }
.member-sidebar {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
    height: fit-content;
    border: 1px solid rgba(255, 255, 255, 0.8);
}
.member-user { text-align: center; padding: 20px 0; border-bottom: 1px solid #eee; margin-bottom: 15px; }
.member-avatar { width: 70px; height: 70px; border-radius: 50%; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 28px; margin: 0 auto 15px; }
.member-name { font-size: 18px; font-weight: bold; color: #333; }
.member-level { margin-top: 8px; }
.member-nav a { display: block; padding: 12px 15px; border-radius: 8px; color: #666; font-size: 14px; margin-bottom: 5px; transition: all 0.3s; }
.member-nav a:hover, .member-nav a.active { background: #f0f2ff; color: #667eea; }
.member-content {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
    min-height: 500px;
    border: 1px solid rgba(255, 255, 255, 0.8);
}
.member-content h2 { font-size: 22px; margin-bottom: 25px; padding-bottom: 15px; border-bottom: 1px solid #eee; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 30px; }
.stat-card { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); padding: 25px; border-radius: 12px; color: #fff; text-align: center; }
.stat-card:nth-child(2) { background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); }
.stat-card:nth-child(3) { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }
.stat-card:nth-child(4) { background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%); }
.stat-num { font-size: 32px; font-weight: bold; margin-bottom: 8px; }
.stat-label { font-size: 14px; opacity: 0.9; }

/* 表格 */
.data-table {  border-collapse: collapse; }
.data-table th { background: #f8f9fa; padding: 14px 12px; text-align: left; font-size: 14px; color: #666; font-weight: 600; border-bottom: 2px solid #eee; }
.data-table td { padding: 14px 12px; font-size: 14px; color: #444; border-bottom: 1px solid #f0f0f0; }
.data-table tr:hover { background: #fafbff; }
.status-badge { padding: 3px 10px; border-radius: 4px; font-size: 12px; }
.status-success { background: #d4edda; color: #155724; }
.status-warning { background: #fff3cd; color: #856404; }
.status-danger { background: #f8d7da; color: #721c24; }
.status-info { background: #d1ecf1; color: #0c5460; }

/* 登录注册 */
.auth-wrap { min-height: calc(100vh - 70px); display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); padding: 50px 20px; }
.auth-box { background: #fff; border-radius: 16px; padding: 45px; width: 420px; max- box-shadow: 0 20px 60px rgba(0,0,0,0.2); }
.auth-box h2 { text-align: center; font-size: 26px; margin-bottom: 10px; color: #333; }
.auth-box .subtitle { text-align: center; color: #999; font-size: 14px; margin-bottom: 30px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-size: 14px; color: #555; font-weight: 500; }
.form-group input, .form-group textarea, .form-group select {  padding: 12px 16px; border: 1px solid #ddd; border-radius: 8px; font-size: 14px; transition: all 0.3s; }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline: none; border-color: #667eea; box-shadow: 0 0 0 3px rgba(102,126,234,0.1); }
.auth-btn {  padding: 13px; font-size: 16px; margin-top: 10px; }
.auth-footer { text-align: center; margin-top: 25px; font-size: 14px; color: #888; }
.auth-footer a { color: #667eea; }

/* 支付页 */
.pay-box { max-width: 600px; margin: 50px auto; background: #fff; border-radius: 16px; padding: 40px; box-shadow: 0 4px 30px rgba(0,0,0,0.1); text-align: center; }
.pay-amount { font-size: 48px; color: #dc3545; font-weight: bold; margin: 20px 0; }
.pay-methods { display: flex; gap: 20px; justify-content: center; margin: 30px 0; }
.pay-method { padding: 20px 40px; border: 2px solid #ddd; border-radius: 12px; cursor: pointer; transition: all 0.3s; font-size: 16px; }
.pay-method:hover, .pay-method.active { border-color: #667eea; background: #f0f2ff; }
.pay-qrcode { width: 200px; height: 200px; margin: 20px auto; background: #f5f5f5; border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #999; }

/* 页脚 */
.footer {
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    color: #aaa;
    padding: 60px 0 0;
    position: relative;
    overflow: hidden;
}
.footer::before {
    content: '';
    position: absolute;
    top: 0;
    
    
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #667eea);
    background-size: 200% 100%;
    animation: footerGradient 3s ease infinite;
}
@keyframes footerGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
.footer-grid { display: flex; flex-wrap: nowrap; gap: 25px; padding-bottom: 40px; position: relative; z-index: 1; }
.footer-grid .footer-about { flex: 2; min-width: 0; }
.footer-grid .footer-links { flex: 1; min-width: 0; }
.footer-about h3 { color: #fff; font-size: 22px; margin-bottom: 18px; font-weight: 700; }
.footer-about p { font-size: 14px; line-height: 1.8; margin-bottom: 15px; color: #bbb; }
.footer-contact li { padding: 6px 0; font-size: 14px; color: #bbb; }
.footer-links h4 { color: #fff; font-size: 16px; margin-bottom: 18px; font-weight: 600; position: relative; padding-bottom: 10px; }
.footer-links h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}
.footer-links li { padding: 6px 0; }
.footer-links a { font-size: 14px; color: #aaa; transition: all 0.3s; }
.footer-links a:hover { color: #667eea; padding-left: 5px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; text-align: center; font-size: 13px; color: #888; position: relative; z-index: 1; }

/* 响应式 */
@media (max-width: 992px) {
    .service-grid, .source-grid, .vip-grid { grid-template-columns: repeat(2, 1fr); }
    .detail-wrap, .member-layout { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .nav { display: none; }
}
@media (max-width: 576px) {
    .service-grid, .source-grid, .vip-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .banner-content h1 { font-size: 32px; }
    .banner { height: 350px; }
}













/* ========== 手机端汉堡菜单 & 侧边栏导航 ========== */

/* 汉堡菜单按钮 - 默认隐藏 */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-right: 10px;
    gap: 5px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s;
}

/* 侧边栏遮罩层 */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* 侧边栏 */
.sidebar {
    position: fixed;
    top: 0;
    left: -280px;
    width: 280px;
    height: 100%;
    background: linear-gradient(180deg, #0f0c29 0%, #302b63 100%);
    z-index: 2000;
    transition: left 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 15px rgba(0, 0, 0, 0.3);
}

.sidebar.active {
    left: 0;
}

/* 侧边栏头部 */
.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-title {
    color: #fff;
    font-size: 18px;
    font-weight: bold;
}

.sidebar-close {
    background: transparent;
    border: none;
    color: #fff;
    font-size: 28px;
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.3s;
}

.sidebar-close:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* 侧边栏导航 */
.sidebar-nav {
    flex: 1;
    padding: 15px 0;
    overflow-y: auto;
}

.sidebar-link {
    display: block;
    padding: 14px 25px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 15px;
    text-decoration: none;
    transition: all 0.3s;
    border-left: 3px solid transparent;
}

.sidebar-link:hover,
.sidebar-link.active {
    background: rgba(102, 126, 234, 0.2);
    color: #fff;
    border-left-color: #667eea;
}

/* 侧边栏底部 */
.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sidebar-btn {
    display: block;
    padding: 12px;
    text-align: center;
    border-radius: 8px;
    text-decoration: none;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    background: transparent;
}

.sidebar-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.sidebar-btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: #fff;
}

.sidebar-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* 响应式：平板和手机端显示汉堡菜单，隐藏横向导航 */
@media (max-width: 900px) {
    .menu-toggle {
        display: flex !important;
    }
    
    .nav {
        display: none !important;
    }
    
    .header-right {
        display: none !important;
    }
    
    /* logo靠左一点 */
    .logo {
        margin-left: 0;
    }
    
    .header-inner {
        padding: 0 10px !important;
    }
    
    .container {
        padding: 0 10px;
    }
}

/* 手机端更小屏幕适配 */
@media (max-width: 480px) {
    .sidebar {
        width: 260px;
        left: -260px;
    }
    
    .menu-toggle {
        width: 36px;
        height: 36px;
        margin-right: 8px;
    }
    
    .menu-toggle span {
        width: 20px;
    }
}

/* ========== 手机端页面响应式优化 ========== */

/* 平板端：服务项目两列，联系我们单列 */
@media (max-width: 900px) {
    /* 服务项目网格 - 三列变两列 */
    .service-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 15px !important;
    }
    
    /* 服务项目卡片 - padding调小 */
    .service-card {
        padding: 25px 20px !important;
    }
    
    .service-card .service-icon {
        width: 60px !important;
        height: 60px !important;
        font-size: 28px !important;
    }
    
    /* 联系我们页面 - 两列变单列 */
    .page-content > .container > div[style*="grid-template-columns:1fr 1fr"] {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    /* 页面内容卡片 - padding调小 */
    .page-content > .container > div[style*="padding:50px"],
    .page-content > .container > div[style*="padding:40px"] {
        padding: 25px 20px !important;
    }
    
    /* 关于我们页面 - 标题字号调小 */
    .page-content h2[style*="font-size:28px"] {
        font-size: 22px !important;
    }
    
    /* 页面容器padding调小 */
    .page-content > .container[style*="padding:40px"] {
        padding: 20px 0 !important;
    }
}

/* 手机端：服务项目单列 */
@media (max-width: 600px) {
    /* 服务项目网格 - 两列变单列 */
    .service-grid {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
    
    /* 关于我们页面 - 按钮flex变纵向 */
    .page-content > .container > div[style*="display:flex"][style*="justify-content:center"] {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 12px !important;
    }
    
    .page-content > .container > div[style*="display:flex"][style*="justify-content:center"] > a {
        width: 100% !important;
        text-align: center !important;
    }
    
    /* 联系我们页面 - 联系方式图标调小 */
    .page-content div[style*="width:50px"][style*="height:50px"] {
        width: 42px !important;
        height: 42px !important;
        font-size: 18px !important;
    }
    
    /* 联系我们页面 - 标题字号调小 */
    .page-content h3[style*="font-size:20px"] {
        font-size: 18px !important;
    }
    
    /* 关于我们页面 - 内容文字调小 */
    .about-page-content {
        font-size: 14px !important;
        line-height: 1.8 !important;
    }
    
    .about-page-content h1,
    .about-page-content h2,
    .about-page-content h3 {
        font-size: 20px !important;
    }
    
    /* 联系我们页面 - 内容文字 */
    .page-content-text {
        font-size: 14px !important;
        line-height: 1.8 !important;
    }
}

/* 更小屏幕优化 */
@media (max-width: 400px) {
    .service-card {
        padding: 20px 15px !important;
    }
    
    .service-card h3 {
        font-size: 16px !important;
    }
    
    .service-card p {
        font-size: 13px !important;
    }
}

/* ========== 关于我们页面手机端响应式优化 ========== */

/* 平板端：我们的优势四列变两列，服务领域三列变两列 */
@media (max-width: 900px) {
    /* 我们的优势 - 四列变两列 */
    .about-page-content div[style*="grid-template-columns:repeat(4,1fr)"] {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 20px !important;
    }
    
    /* 服务领域 - 三列变两列 */
    .about-page-content div[style*="grid-template-columns:repeat(3,1fr)"] {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 15px !important;
    }
    
    /* 内容卡片padding调小 */
    .about-page-content > div[style*="padding:50px"] {
        padding: 30px 20px !important;
    }
    
    /* 标题字号调小 */
    .about-page-content h2[style*="font-size:32px"] {
        font-size: 24px !important;
    }
    
    /* 优势卡片图标调小 */
    .about-page-content div[style*="width:70px"][style*="height:70px"] {
        width: 55px !important;
        height: 55px !important;
        font-size: 24px !important;
    }
    
    /* 优势卡片padding调小 */
    .about-page-content div[style*="padding:30px 20px"] {
        padding: 20px 15px !important;
    }
}

/* 手机端：我们的优势四列变单列，服务领域三列变单列 */
@media (max-width: 600px) {
    /* 我们的优势 - 两列变单列 */
    .about-page-content div[style*="grid-template-columns:repeat(4,1fr)"] {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
    
    /* 服务领域 - 两列变单列 */
    .about-page-content div[style*="grid-template-columns:repeat(3,1fr)"] {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }
    
    /* 内容卡片padding调小 */
    .about-page-content > div[style*="padding:50px"] {
        padding: 25px 15px !important;
    }
    
    /* 标题字号调小 */
    .about-page-content h2[style*="font-size:32px"] {
        font-size: 22px !important;
    }
    
    /* 标题下边距调小 */
    .about-page-content div[style*="margin-bottom:40px"] {
        margin-bottom: 25px !important;
    }
    
    /* 优势卡片图标调小 */
    .about-page-content div[style*="width:70px"][style*="height:70px"] {
        width: 50px !important;
        height: 50px !important;
        font-size: 22px !important;
        margin-bottom: 15px !important;
    }
    
    /* 优势卡片标题字号调小 */
    .about-page-content h3[style*="font-size:18px"] {
        font-size: 16px !important;
    }
    
    /* 优势卡片文字字号调小 */
    .about-page-content p[style*="font-size:14px"] {
        font-size: 13px !important;
    }
    
    /* 服务领域卡片padding调小 */
    .about-page-content div[style*="padding:25px"] {
        padding: 18px 15px !important;
    }
    
    /* 工作室介绍文字字号调小 */
    .about-page-content p[style*="font-size:16px"] {
        font-size: 14px !important;
        line-height: 1.8 !important;
    }
}

/* 更小屏幕优化 */
@media (max-width: 400px) {
    .about-page-content > div[style*="padding:50px"] {
        padding: 20px 12px !important;
    }
    
    .about-page-content h2[style*="font-size:32px"] {
        font-size: 20px !important;
    }
}


/* 手机端轮播图优化 */
@media (max-width: 768px) {
    .banner { height: 280px; }
    .banner-content h1 { font-size: 28px; margin-bottom: 12px; }
    .banner-content p { font-size: 16px; margin-bottom: 20px; }
    .banner-content .btn { padding: 10px 24px; font-size: 14px; }
    .banner-dots { bottom: 15px; gap: 8px; }
    .banner-dots span { width: 10px; height: 10px; }
    .banner-dots span.active { width: 24px; }
}
@media (max-width: 576px) {
    .banner { height: 200px !important; min-height: 180px; }
    .banner-content h1 { font-size: 22px !important; margin-bottom: 8px; }
    .banner-content p { font-size: 14px !important; margin-bottom: 15px; }
    .banner-content .btn { padding: 8px 20px; font-size: 13px; }
    .banner-dots { bottom: 10px; gap: 6px; }
    .banner-dots span { width: 8px; height: 8px; }
    .banner-dots span.active { width: 20px; }
}


/* 手机端轮播图进一步优化 - 确保完整显示 */
@media (max-width: 768px) {
    .banner { height: 220px !important; min-height: 200px; margin-top: 0 !important; padding-top: 0 !important; }
    .banner-slide { background-size: 100% 100% !important; background-position: center top !important; }
}
@media (max-width: 576px) {
    .banner { height: 160px !important; min-height: 140px; margin-top: 0 !important; padding-top: 0 !important; }
    .banner-slide { background-size: 100% 100% !important; background-position: center top !important; }
    .banner-content { padding: 0 15px; }
    .banner-content h1 { font-size: 18px !important; margin-bottom: 5px !important; }
    .banner-content p { font-size: 12px !important; margin-bottom: 10px !important; }
    .banner-content .btn { padding: 6px 16px !important; font-size: 12px !important; }
}

/* 手机端：新闻资讯一个卡片一行，图片完整显示 */
@media (max-width: 768px) {
    .news-grid { grid-template-columns: 1fr !important; gap: 20px !important; }
    .news-grid > a { display: block !important; }
    .news-grid > a > div:first-child { height: auto !important; min-height: 160px; }
    .news-grid > a > div:first-child > img { width: 100% !important; height: auto !important; object-fit: contain !important; max-height: 250px; }
}

/* 手机端：成功案例图片完整显示 */
@media (max-width: 768px) {
    .source-cover { height: auto !important; min-height: 180px; }
    .source-cover img { width: 100% !important; height: auto !important; object-fit: contain !important; max-height: 250px; }
}