/* 全局样式 */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #2c3e50;
    background-color: #f8f9fa;
}

/* 导航栏样式 */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    background-color: #ffffff !important;
}

.navbar-brand {
    font-weight: bold;
    color: #1a73e8;
}

.nav-link {
    color: #2c3e50 !important;
    transition: color 0.3s ease;
}

.nav-link:hover, .nav-link.active {
    color: #1a73e8 !important;
}

/* 搜索区域样式 */
.search-section {
    background-color: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    margin-bottom: 30px;
}

#searchInput {
    border: 2px solid #e8eaed;
    transition: all 0.3s ease;
}

#searchInput:focus {
    border-color: #1a73e8;
    box-shadow: 0 0 0 4px rgba(26,115,232,0.1);
}

/* 工厂统计样式 */
.factory-stats {
    background-color: #ffffff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.stats-card {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    height: 100%;
}

.stats-card h3, .stats-card h4 {
    color: #1a73e8;
    margin-bottom: 10px;
}

/* 工厂列表样式 */
.factory-card {
    border: none;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    margin-bottom: 20px;
    background-color: #ffffff;
}

.factory-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.factory-card .card-title {
    color: #1a73e8;
    font-weight: 600;
}

.factory-card .card-text {
    color: #5f6368;
}

/* 反馈表单样式 */
.feedback-form {
    background-color: #ffffff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.feedback-form h3 {
    color: #1a73e8;
    margin-bottom: 20px;
}

.feedback-form .form-control {
    border: 2px solid #e8eaed;
    transition: all 0.3s ease;
}

.feedback-form .form-control:focus {
    border-color: #1a73e8;
    box-shadow: 0 0 0 4px rgba(26,115,232,0.1);
}

.feedback-form .btn-primary {
    background-color: #1a73e8;
    border: none;
    padding: 10px 30px;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.feedback-form .btn-primary:hover {
    background-color: #1557b0;
}

/* 页脚样式 */
footer {
    background-color: #ffffff !important;
    border-top: 1px solid #e8eaed;
    color: #5f6368;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar-nav {
        margin-top: 10px;
    }
    
    .feedback-form {
        padding: 20px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 10px;
    }
    
    .search-section {
        padding: 15px;
    }
}