body {
    background: linear-gradient(180deg, #e8f4fc 0%, #f5f9ff 30%, #f0f4f8 100%);
    min-height: 100vh;
    font-family:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
        Arial, sans-serif;
    color: #333;
}
.vip-wrap {
    max-width: 1200px;
    margin: 54px auto;
    padding: 40px 20px 60px;
}
/* 顶部标题 */
.vip-header {
    text-align: center;
    margin-bottom: 36px;
}
.vip-header h1 {
    font-size: 24px;
    font-weight: 600;
    color: #333;
}

/* 卡片区域 */
.vip-cards {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
}
.vip-card {
    width: 278px;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    color: #000;
    transition:
        transform 0.2s,
        box-shadow 0.2s;
}
.vip-card.enterprise{
    color: #fff;
}
.vip-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}
.vip-card-header {
    padding: 24px 20px 16px;
    text-align: center;
    position: relative;
}
.vip-card.free .vip-card-header:after{
    content: "";
    position: absolute;
    left: 24px;
    right: 24px;
    bottom: 0;
    height: 1px;
    background: #bbb;
}
.vip-card.basic .vip-card-header {
    background: url(../image/vip_basic.png) center no-repeat;
    background-size: cover;
}
.vip-card.premium .vip-card-header{
    background: url(../image/vip_premium.png) center no-repeat;
    background-size: cover;
}
.vip-card.enterprise .vip-card-header{
    background: url(../image/vip_enterprise.png) center no-repeat;
    background-size: cover;
}
.vip-card-name {
    font-size: 21px;
    font-weight: 700;
    margin-bottom: 6px;
}
.vip-card-desc {
    font-size: 14px;
    line-height: 1.4;
    min-height: 32px;
}
.vip-card-price {
    height: 73px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    color: #266FFF;
}
.vip-card-price .price {
    font-size: 28px;
    font-weight: 700;
}
.vip-card-price .price span {
    font-size: 14px;
    font-weight: 400;
}
.vip-card-price .price .price-num {
    font-size: inherit;
    font-weight: inherit;
}
.vip-card-price .sub-price {
    margin-top: 2px;
}
.vip-card-btn {
    display: block;
    margin: 0 24px 20px;
    padding: 10px 0;
    border-radius: 6px;
    text-align: center;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: 2px solid #266FFF;
    color: #266FFF;
}
.vip-card-btn:hover {
    background: #266FFF;
    color: #fff;
}
.vip-card-features {
    list-style: none;
    padding: 0 24px 24px;
    flex: 1;
}
.vip-card-features li {
    font-size: 14px;
    color: #101010;
    padding: 5px 0;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* 对比标题 */
.compare-title {
    text-align: center;
    margin-bottom: 24px;
    font-size: 24px;
    font-weight: 600;
    color: #266FFF;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.compare-title::before,
.compare-title::after {
    content: "";
    display: inline-block;
    width: 0;
    height: 0;
    margin: 0 10px;
    border-style: solid;
}
.compare-title::before {
    width: 8px;
    height: 8px;
    border-width: 1px 1px 0 0;
    transform: rotate(45deg);
}
.compare-title::after {
    width: 8px;
    height: 8px;
    border-width: 0 0 1px 1px;
    transform: rotate(45deg);
}

/* 对比表格 */
.compare-table-wrap {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}
.compare-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 13px;
}
.compare-table thead{
    background: linear-gradient(180deg, rgba(223,234,255,1) 0%,rgba(255,255,255,1) 100%);
    position: sticky;
    top: 54px;
    z-index: 10;
}
.compare-table th,
.compare-table td {
    padding: 12px 16px;
    text-align: center;
    border-bottom: 1px solid #f0f0f0;
}
.compare-table th:first-child,
.compare-table td:first-child {
    text-align: left;
    width: 200px;
    padding-left: 24px;
}
.compare-table thead th {
    font-weight: 600;
    color: #333;
    padding-top: 20px;
    padding-bottom: 8px;
}
.compare-table thead .plan-name {
    font-size: 18px;
    margin-bottom: 4px;
}
.compare-table thead .plan-price {
    height: 20px;
    font-size: 13px;
    color: #666;
    font-weight: 400;
}
.compare-table thead .plan-price strong {
    color: #333;
    font-size: 15px;
}
.compare-table tbody tr:hover {
    background: #fafafa;
}
.compare-table .group-row {
    background: #F2F3F4;
    text-align: left;
}
.compare-table .group-row td {
    padding: 10px 24px;
    font-weight: 600;
    color: #1677ff;
    font-size: 13px;
    border-bottom: none;
}
.compare-table .feature-name {
    color: #333;
}
.compare-table .feature-value {
    color: #333;
}
.compare-table .feature-value img{
    width: 16px;
    height: 16px;
}

/* ==================== 常见问题 ==================== */
.faq-section {
    margin: 48px auto 0;
}
.faq-title {
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    color: #1677ff;
    margin-bottom: 24px;
}
.faq-list {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    overflow: hidden;
}
.faq-item {
    border-bottom: 1px solid #f0f0f0;
}
.faq-item:last-child {
    border-bottom: none;
}
.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    font-size: 14px;
    color: #333;
    cursor: pointer;
    transition: background 0.2s;
    user-select: none;
}
.faq-question:hover {
    background: #fafafa;
}
.faq-question span {
    font-weight: 500;
}
.faq-arrow {
    color: #999;
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: 12px;
}
.faq-item.active .faq-arrow {
    transform: rotate(180deg);
}
.faq-answer {
    padding: 24px 16px;
    font-size: 13px;
    color: #666;
    line-height: 1.6;
}