/* 登录页面样式 */

:root {
    --primary-color: #0078a8;
    --primary-light: #e6f7ff;
    --primary-dark: #005f86;
    --text-color: #333;
    --light-text: #666;
    --border-color: #eee;
    --bg-color: #f9f9f9;
    --error-color: #e74c3c;
    --success-color: #2ecc71;
}

.login-container {
    padding: 50px 0;
    background-color: var(--bg-color);
    min-height: 70vh;
}

.container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

/* 登录框样式 */
.login-box {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    padding: 30px;
    width: 100%;
    max-width: 450px;
}

.login-header {
    text-align: center;
    margin-bottom: 25px;
}

.login-header h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.login-header p {
    color: var(--light-text);
}

/* 表单样式 */
.login-form {
    margin-bottom: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-color);
    font-weight: 500;
}

.form-group label i {
    color: var(--primary-color);
    margin-right: 5px;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-light);
}

.toggle-password {
    position: absolute;
    right: 15px;
    top: 42px;
    color: var(--light-text);
    cursor: pointer;
}

.toggle-password:hover {
    color: var(--primary-color);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.remember-me {
    display: flex;
    align-items: center;
}

.remember-me input {
    margin-right: 5px;
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
}

.forgot-password:hover {
    text-decoration: underline;
}

.btn-login {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-login:hover {
    background-color: var(--primary-dark);
}

/* 分隔线 */
.login-divider {
    position: relative;
    text-align: center;
    margin: 25px 0;
}

.login-divider::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--border-color);
}

.login-divider span {
    position: relative;
    background-color: white;
    padding: 0 15px;
    color: var(--light-text);
    font-size: 0.9rem;
}

/* 社交登录按钮 */
.social-login {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    gap: 10px;
}

.social-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    border-radius: 4px;
    text-decoration: none;
    color: white;
    font-size: 0.9rem;
    transition: opacity 0.3s;
}

.social-btn i {
    margin-right: 5px;
}

.social-btn:hover {
    opacity: 0.9;
}

.wechat {
    background-color: #07C160;
}

.qq {
    background-color: #12B7F5;
}

.weibo {
    background-color: #E6162D;
}

/* 注册链接 */
.register-link {
    text-align: center;
}

.register-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.register-link a:hover {
    text-decoration: underline;
}

/* 登录特性展示 */
.login-features {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    padding: 30px;
    width: 100%;
    max-width: 450px;
}

.login-features h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 20px;
    text-align: center;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.feature-item {
    text-align: center;
    padding: 15px;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
}

.feature-icon i {
    font-size: 25px;
    color: var(--primary-color);
}

.feature-item h4 {
    color: var(--text-color);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.feature-item p {
    color: var(--light-text);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .container {
        flex-direction: column;
        align-items: center;
    }
    
    .login-box, 
    .login-features {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .social-login {
        flex-direction: column;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .form-options {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
}

@media (max-width: 576px) {
    .login-box,
    .login-features {
        padding: 20px;
    }
    
    .login-header h2 {
        font-size: 1.5rem;
    }
}