/* 自定义样式 */
.gradient-bg {
    background: linear-gradient(135deg, #1E88E5 0%, #0D47A1 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);
}
.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}
.animate-float {
    animation: float 3s ease-in-out infinite;
}
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}
.pulse-button {
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(30, 136, 229, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(30, 136, 229, 0); }
    100% { box-shadow: 0 0 0 0 rgba(30, 136, 229, 0); }
}
.chat-window {
    max-height: 300px;
    overflow-y: auto;
}
.chat-message {
    margin-bottom: 10px;
    padding: 10px;
    border-radius: 10px;
    max-width: 80%;
}
.user-message {
    background-color: #E3F2FD;
    margin-left: auto;
    border-top-right-radius: 0;
}
.bot-message {
    background-color: #F5F5F5;
    margin-right: auto;
    border-top-left-radius: 0;
}
/* 移动端底部固定菜单 */
.mobile-menu {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: white;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 100;
}
/* 响应式调整 */
@media (min-width: 768px) {
    .mobile-menu {
        display: none;
    }
}