/* 自定义样式 */
.gradient-bg {
    background: linear-gradient(135deg, #4F46E5 0%, #818CF8 100%);
}
.card-shadow {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}
.highlight-text {
    background: linear-gradient(90deg, #4F46E5, #818CF8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.package-card:hover {
    transform: translateY(-5px);
    transition: transform 0.3s ease;
}
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: white;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}
.btn-primary {
    background: linear-gradient(90deg, #4F46E5, #818CF8);
    color: white;
    transition: all 0.3s ease;
}
.btn-primary:hover {
    transform: scale(1.05);
}
.btn-secondary {
    background: linear-gradient(90deg, #10B981, #34D399);
    color: white;
    transition: all 0.3s ease;
}
.btn-secondary:hover {
    transform: scale(1.05);
}
.faq-item {
    border-bottom: 1px solid #E5E7EB;
}
.faq-answer {
    display: none;
}
.faq-item.active .faq-answer {
    display: block;
}
.faq-item.active .faq-icon {
    transform: rotate(180deg);
}
.traffic-animation {
    position: relative;
    overflow: hidden;
}
.traffic-animation::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: flow 3s infinite;
}
@keyframes flow {
    0% { left: -100%; }
    100% { left: 100%; }
}
.pulse-animation {
    position: relative;
}
.pulse-animation::before {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    right: -8px;
    bottom: -8px;
    border-radius: 50%;
    background-color: inherit;
    opacity: 0.4;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0% { transform: scale(0.8); opacity: 0.4; }
    70% { transform: scale(1.5); opacity: 0; }
    100% { transform: scale(0.8); opacity: 0; }
}