/* 全局样式 */
body {
    background-color: #f8f9fa;
    font-family: "Microsoft YaHei", "Segoe UI", sans-serif;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    padding: 20px;
}

/* 标题样式 */
h1 {
    color: #1a73e8;
    font-weight: 600;
    margin-bottom: 30px;
    text-align: center;
    position: relative;
    padding-bottom: 15px;
}

h1:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: #1a73e8;
    border-radius: 3px;
}

/* 卡片样式 */
.card {
    border-radius: 12px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
    margin-bottom: 25px;
    border: none;
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
}

.card-header {
    background-color: #f1f8ff;
    border-bottom: 1px solid #e1e8ed;
    border-radius: 12px 12px 0 0 !important;
    padding: 15px 20px;
}

.card-title {
    margin-bottom: 0;
    color: #1a73e8;
    font-weight: 600;
    font-size: 1.2rem;
}

.card-body {
    padding: 20px;
}

/* 拖放区域高亮 */
.highlight {
    background-color: #f0f7ff;
    border: 2px dashed #1a73e8;
    border-radius: 10px;
    transition: all 0.3s ease;
}

/* 按钮样式 */
.btn {
    border-radius: 8px;
    font-weight: 500;
    padding: 10px 20px;
    transition: all 0.3s;
}

.btn-primary {
    background-color: #1a73e8;
    border-color: #1a73e8;
    box-shadow: 0 2px 5px rgba(26, 115, 232, 0.2);
}

.btn-primary:hover {
    background-color: #0d62c9;
    border-color: #0d62c9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(26, 115, 232, 0.3);
}

.btn-success {
    background-color: #34a853;
    border-color: #34a853;
    box-shadow: 0 2px 5px rgba(52, 168, 83, 0.2);
}

.btn-success:hover {
    background-color: #2d9249;
    border-color: #2d9249;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(52, 168, 83, 0.3);
}

/* 表单样式 */
.form-label {
    font-weight: 500;
    color: #555;
    margin-bottom: 8px;
}

.form-control {
    border-radius: 8px;
    padding: 12px 15px;
    border: 1px solid #ddd;
    transition: all 0.3s;
}

.form-control:focus {
    border-color: #1a73e8;
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.2);
}

/* 文件上传样式 */
input[type="file"] {
    padding: 10px;
    background-color: #f5f5f5;
}

/* 示例地址样式 */
.example-addresses {
    margin-top: 10px;
}

.example-addresses .badge {
    transition: all 0.2s;
    margin-right: 5px;
    padding: 5px 8px;
    cursor: pointer;
    border: 1px solid #e1e8ed;
}

.example-addresses .badge:hover {
    background-color: #e8f0fe;
    color: #1a73e8;
}

/* 表格样式 */
.table {
    margin-bottom: 0;
}

.table th {
    background-color: #f1f8ff;
    width: 30%;
    font-weight: 600;
    color: #555;
    border-color: #e1e8ed;
}

.table td {
    border-color: #e1e8ed;
}

/* 加载指示器样式 */
.spinner-border {
    width: 3rem;
    height: 3rem;
    color: #1a73e8;
}

/* 警告框样式 */
.alert {
    border-radius: 8px;
    border: none;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.alert-success {
    background-color: #e6f4ea;
    color: #34a853;
}

.alert-danger {
    background-color: #fce8e6;
    color: #ea4335;
}

/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    .card-body {
        padding: 15px;
    }
    
    .btn {
        padding: 8px 16px;
    }
}