/* 认证部分样式 */
.auth-section {
    padding: 60px 0;
    background-color: var(--light-bg);
    min-height: calc(100vh - var(--header-height) - 300px);
    display: flex;
    align-items: center;
}

.auth-container {
    width: 500px;
    margin: 0 auto;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.auth-header {
    text-align: center;
    padding: 30px 20px;
    background-color: var(--primary-color);
    color: var(--light-text);
}

.auth-header h2 {
    font-size: 28px;
    margin-bottom: 10px;
}

.auth-header p {
    font-size: 14px;
    opacity: 0.8;
}

.auth-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.auth-tabs .tab-btn {
    flex: 1;
    padding: 15px;
    text-align: center;
    background-color: transparent;
    border: none;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.auth-tabs .tab-btn:hover {
    color: var(--primary-color);
}

.auth-tabs .tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.auth-content {
    padding: 30px;
}

.form-panel {
    display: none;
}

.form-panel.active {
    display: block;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    font-size: 14px;
}

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    top: 50%;
    left: 15px;
    transform: translateY(-50%);
    color: var(--gray-text);
}

.input-with-icon input {
    width: 100%;
    padding: 12px 15px 12px 45px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    transition: var(--transition);
}

.input-with-icon input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(10, 59, 140, 0.2);
    outline: none;
}

.toggle-password {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-text);
    cursor: pointer;
    transition: var(--transition);
    width: 30px;
}

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

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 14px;
}

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

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

.checkbox-container {
    display: flex;
    align-items: center;
    position: relative;
    padding-left: 30px;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 20px;
    width: 20px;
    background-color: #eee;
    border-radius: 3px;
    transition: var(--transition);
}

.checkbox-container:hover input ~ .checkmark {
    background-color: #ccc;
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary-color);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 7px;
    top: 3px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.submit-btn {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    margin-bottom: 20px;
}

.social-login {
    text-align: center;
}

.social-login p {
    font-size: 14px;
    color: var(--gray-text);
    margin-bottom: 15px;
    position: relative;
}

.social-login p:before,
.social-login p:after {
    content: "";
    position: absolute;
    top: 50%;
    width: 30%;
    height: 1px;
    background-color: var(--border-color);
}

.social-login p:before {
    left: 0;
}

.social-login p:after {
    right: 0;
}

.social-buttons {
    display: flex;
    gap: 15px;
}

.social-btn {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: #fff;
}

.social-btn i {
    margin-right: 8px;
}

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

.social-btn.wechat:hover {
    background-color: #06AD56;
}

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

.social-btn.qq:hover {
    background-color: #0FA5E2;
}

/* 响应式样式 */
@media (max-width: 768px) {
    .auth-section {
        padding: 30px 0;
    }
    
    .auth-container {
        margin: 0 15px;
    }
}

@media (max-width: 480px) {
    .auth-header {
        padding: 20px 15px;
    }
    
    .auth-content {
        padding: 20px 15px;
    }
    
    .auth-tabs .tab-btn {
        padding: 12px;
        font-size: 14px;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .social-buttons {
        flex-direction: column;
    }
}