/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

/* 首页样式 */
.banner {
    width: 100%;
    margin-bottom: 30px;
    text-align: center;
}

.banner img {
    max-width: 100%;
    height: auto;
}

.verify-form {
    background-color: #fff;
    padding: 30px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.input-group {
    margin-bottom: 20px;
}

.input-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

.button-group {
    text-align: center;
}

.button-group button {
    background-color: #333;
    color: #fff;
    border: none;
    padding: 12px 30px;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
}

.error-message {
    color: #ff0000;
    font-size: 14px;
    margin-top: 10px;
    text-align: center;
}

/* 验证结果页面样式 */
.logo {
    text-align: center;
    margin-bottom: 20px;
}

.logo img {
    max-width: 150px;
    height: auto;
}

.result-container {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.result-container h2 {
    color: #333;
    border-left: 4px solid #333;
    padding-left: 10px;
    margin-bottom: 15px;
}

.result-item {
    margin-bottom: 20px;
}

.result-item p {
    margin-bottom: 10px;
}

.note {
    color: #ff0000;
    font-size: 14px;
}

.product-image {
    text-align: center;
    margin-top: 20px;
}

.product-image img {
    max-width: 100%;
    height: auto;
    border: 1px solid #ddd;
}

.error-container {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    text-align: center;
}

.back-btn {
    display: inline-block;
    background-color: #333;
    color: #fff;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    margin-top: 20px;
}

/* 后台样式 */
.admin-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #ddd;
}

.admin-nav {
    background-color: #333;
    padding: 10px;
    margin-bottom: 20px;
}

.admin-nav ul {
    list-style: none;
    display: flex;
}

.admin-nav li {
    margin-right: 20px;
}

.admin-nav a {
    color: #fff;
    text-decoration: none;
}

.admin-content {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 10px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.admin-table th {
    background-color: #f5f5f5;
}

.btn {
    display: inline-block;
    padding: 6px 12px;
    margin-bottom: 0;
    font-size: 14px;
    font-weight: 400;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
    border: 1px solid transparent;
    border-radius: 4px;
}

.btn-primary {
    color: #fff;
    background-color: #337ab7;
    border-color: #2e6da4;
}

.btn-danger {
    color: #fff;
    background-color: #d9534f;
    border-color: #d43f3a;
}

.btn-success {
    color: #fff;
    background-color: #5cb85c;
    border-color: #4cae4c;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
}

.form-control {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}