/* 全局样式 */
body {
    font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
    color: #333;
    line-height: 1.6;
}

/* 导航栏激活样式 */
.nav-link.active {
    background-color: rgba(255,255,255,0.2);
    border-radius: 5px;
}

/* 卡片hover效果 */
.card {
    transition: all 0.3s ease;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* 按钮样式强化 */
.btn-primary {
    background-color: #0d6efd;
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    font-weight: 600;
}
.btn-primary:hover {
    background-color: #0b5ed7;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(13,110,253,0.3);
}
.btn-white {
    background-color: #fff;
    color: #0d6efd;
    border-radius: 8px;
    padding: 10px 20px;
    font-weight: 600;
}
.btn-white:hover {
    background-color: #f8f9fa;
    color: #0d6efd;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(13,110,253,0.2);
}

/* 响应式适配 */
@media (max-width: 768px) {
    .display-4 {
        font-size: 2.5rem;
    }
    .lead {
        font-size: 1rem;
    }
    .card .row g-0 {
        flex-direction: column;
    }
}

/* 表单样式优化 */
.form-control, .form-select {
    border-radius: 6px;
    border: 1px solid #ced4da;
    padding: 10px 15px;
}
.form-control:focus, .form-select:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13,110,253,0.25);
}

/* 标题样式 */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: #212529;
}
.text-primary {
    color: #0d6efd !important;
}

/* 背景色优化 */
.bg-primary-subtle {
    background-color: rgba(13,110,253,0.05) !important;
}