@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

body {
    font-family: 'Noto Sans SC', sans-serif;
    background-color: #f8f9fa;
    color: #333;
}

.section-title {
    position: relative;
    padding-left: 1rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: linear-gradient(to bottom, #ff6b6b, #ffa502);
    border-radius: 2px;
}

.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b6b, #ffa502);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ff5252, #ff8c00);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.4);
}

.faq-item {
    border-bottom: 1px solid #eee;
    transition: all 0.3s ease;
}

.faq-item.active {
    background-color: #fff5f5;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.footer-nav {
    background-color: #fff;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}

.footer-nav-item {
    transition: all 0.3s ease;
}

.footer-nav-item:hover {
    color: #ff6b6b;
}

/* 骨架屏效果 */
@keyframes pulse {
    0% {
        background-color: rgba(226, 232, 240, 0.6);
    }
    50% {
        background-color: rgba(226, 232, 240, 0.8);
    }
    100% {
        background-color: rgba(226, 232, 240, 0.6);
    }
}

.skeleton {
    animation: pulse 1.5s infinite;
    border-radius: 0.375rem;
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #ff6b6b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #ff5252;
}

/* 响应式调整 */
@media (max-width: 640px) {
    .section-title {
        font-size: 1.25rem;
    }

    .card {
        margin-bottom: 1rem;
    }
}