/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', Arial, sans-serif;
}

body {
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: #333;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 头部样式 */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 40px;
    margin-right: 15px;
}

.logo-text {
    font-size: 20px;
    font-weight: bold;
    color: #1a5276;
}

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

.nav-links li {
    margin-left: 25px;
}

.nav-links a {
    font-size: 16px;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #1a5276;
}

/* 登录区域 */
.login-section {
    padding: 100px 0 50px;
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 450px;
    padding: 40px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    color: #1a5276;
    font-size: 24px;
    margin-bottom: 10px;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #555;
}

.login-form input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.login-form input:focus {
    border-color: #1a5276;
    outline: none;
}

.btn-login {
    width: 100%;
    padding: 12px;
    background-color: #1a5276;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-login:hover {
    background-color: #2874a6;
}

.forgot-password {
    text-align: center;
    margin-top: 20px;
}

.forgot-password a {
    color: #1a5276;
    font-size: 14px;
}

/* 底部样式 */
footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 40px 0 20px;
}

.footer-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-column {
    flex: 1;
    min-width: 200px;
    margin-bottom: 30px;
    padding: 0 15px;
}

.footer-column h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #fff;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 2px;
    background-color: #1a5276;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: #bdc3c7;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-column ul li a:hover {
    color: #fff;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    color: #bdc3c7;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        text-align: center;
    }

    .nav-links {
        margin-top: 15px;
    }

    .nav-links li {
        margin: 0 10px;
    }

    .login-container {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .nav-links {
        flex-direction: column;
    }

    .nav-links li {
        margin: 5px 0;
    }

    .login-header h2 {
        font-size: 20px;
    }
}
.hh1 {display:none;}