/* SkdToken 简化样式表 */

:root {
    --primary-color: #3498db;
    --border-radius: 6px;
    --box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f7fa;
    min-height: 100vh;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

/* 头部样式 */
header {
    text-align: center;
    margin-bottom: 20px;
    padding: 15px;
}

header h1 {
    font-size: 2rem;
    color: #2c3e50;
}

/* 导航样式 */
nav {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

nav a {
    padding: 10px 20px;
    background-color: white;
    color: #2c3e50;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    box-shadow: var(--box-shadow);
}

nav a:hover {
    background-color: var(--primary-color);
    color: white;
}

nav a.active {
    background-color: var(--primary-color);
    color: white;
}

.logout-btn {
    background-color: #e74c3c !important;
    color: white !important;
}

/* 卡片样式 */
.card, .admin-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--box-shadow);
}

.card h2, .admin-card h3 {
    color: #2c3e50;
    margin-bottom: 15px;
}

/* 表单样式 */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #2c3e50;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
}

.form-actions {
    margin-top: 20px;
}

/* 按钮样式 */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
}

/* 闪存消息 */
.flash-messages {
    margin-bottom: 20px;
}

.flash {
    padding: 10px 15px;
    border-radius: var(--border-radius);
    margin-bottom: 10px;
    font-weight: 600;
}

.flash-success {
    background-color: rgba(39, 174, 96, 0.1);
    border-left: 4px solid #27ae60;
    color: #27ae60;
}

.flash-error {
    background-color: rgba(231, 76, 60, 0.1);
    border-left: 4px solid #e74c3c;
    color: #e74c3c;
}

.flash-info {
    background-color: rgba(23, 162, 184, 0.1);
    border-left: 4px solid #17a2b8;
    color: #17a2b8;
}

/* 管理员欢迎区域 */
.admin-welcome {
    text-align: center;
    margin-bottom: 20px;
    padding: 15px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.admin-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.admin-card {
    text-align: center;
    padding: 20px;
}

.admin-card p {
    color: #666;
    margin-bottom: 15px;
}

/* 数据管理页面样式 */
.data-header {
    margin-bottom: 20px;
}

.data-header h2 {
    color: #2c3e50;
    margin-bottom: 5px;
}

.data-table-container {
    overflow-x: auto;
    margin-bottom: 20px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

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

.data-table th,
.data-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.data-table th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #2c3e50;
}

.data-table tr:hover {
    background-color: #f8f9fa;
}

.message-cell {
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 登录页面特定样式 */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: #f5f7fa;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
}

.login-header {
    text-align: center;
    margin-bottom: 20px;
}

.login-header h1 {
    color: #2c3e50;
}

.btn-login {
    width: 100%;
    margin-top: 10px;
}

/* 页脚样式 */
footer {
    text-align: center;
    margin-top: 30px;
    padding: 15px;
    color: #666;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    header h1 {
        font-size: 1.5rem;
    }
    
    nav {
        flex-direction: column;
    }
    
    nav a {
        text-align: center;
    }
    
    .admin-cards {
        grid-template-columns: 1fr;
    }
    
    .login-card {
        padding: 20px;
    }
}