/* 登录模态框样式 */
.login-modal {
    display: none;
    align-items: center;
    justify-content: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    padding: 20px;
    box-sizing: border-box;
}

.login-modal-content {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    width: 100%;
    max-width: 500px;
    overflow: hidden;
    animation: modalFadeIn 0.3s ease;
}

/* 直接访问登录页时的样式 */
body.login-page {
    background-color: #f5f5f5;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

body.login-page .login-modal {
    position: static;
    background-color: transparent;
    padding: 40px 20px;
    min-height: 100vh;
    align-items: flex-start;
}

body.login-page .login-modal-content {
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid #eaeaea;
}

.back-to-home {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.back-to-home:hover {
    color: #007bff;
}

.login-modal-header h2 {
    margin: 0;
    color: #333;
    font-size: 20px;
}

.login-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #999;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.2s, color 0.2s;
}

.login-modal-close:hover {
    background-color: #f5f5f5;
    color: #666;
}

.tabs {
    display: flex;
    border-bottom: 1px solid #eaeaea;
}

.tab {
    flex: 1;
    padding: 16px;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
    font-weight: 500;
    color: #666;
}

.tab:hover {
    background-color: #fafafa;
}

.tab.active {
    color: #007bff;
    border-bottom: 3px solid #007bff;
}

.form-container {
    padding: 24px;
    max-height: 60vh;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: #ccc #f5f5f5;
}

/* WebKit浏览器滚动条样式 */
.form-container::-webkit-scrollbar {
    width: 8px;
}

.form-container::-webkit-scrollbar-track {
    background: #f5f5f5;
}

.form-container::-webkit-scrollbar-thumb {
    background-color: #ccc;
    border-radius: 4px;
}

.form-container::-webkit-scrollbar-thumb:hover {
    background-color: #999;
}

.message {
    margin-bottom: 16px;
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 14px;
    display: none;
}

.message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.form {
    display: none;
}

.form.active {
    display: block;
    animation: formFadeIn 0.3s ease;
}

@keyframes formFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 确保所有输入框容器宽度一致 */
.form-group {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    margin-left: 10px;
    margin-right: 10px;
}

.form-group label {
    width: 70px;
    margin-bottom: 0;
    margin-right: 2px;
    color: #333;
    font-weight: 500;
    text-align: left;
    flex-shrink: 0;
}

.form-group .input-with-icon {
    flex: 1;
    width: 100%;
}

/* 修复邮箱输入框宽度问题 - 确保邮箱输入框与密码输入框宽度一致 */
#register-form .form-group {
    display: flex !important;
    align-items: flex-start !important;
    flex-wrap: wrap !important;
}

#register-form .form-group label {
    width: 70px !important;
    margin-right: 2px !important;
    margin-top: 12px !important;
    flex-shrink: 0 !important;
}

#register-form .form-group .input-with-icon {
    flex: 1 !important;
    min-width: calc(100% - 72px) !important;
    box-sizing: border-box !important;
}

/* 修复邮箱检查消息的位置，避免影响输入框宽度 */
#email-check-message {
    width: calc(100% - 72px) !important;
    margin-left: 72px !important;
    margin-top: 5px !important;
    margin-bottom: 0 !important;
    box-sizing: border-box !important;
}

.input-with-icon {
    position: relative;
    display: inline-block;
    width: 100%;
}

.input-with-icon .icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    z-index: 1;
}

.input-with-icon input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.2s;
    box-sizing: border-box;
    position: relative;
    z-index: 0;
}

.input-with-icon input:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn.solid {
    background-color: #007bff;
    color: white;
}

.btn.solid:hover {
    background-color: #0056b3;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.3);
}

.btn.solid:active {
    transform: translateY(0);
}

.form-footer {
    margin-top: 16px;
    text-align: center;
    font-size: 14px;
}

.form-footer a {
    color: #007bff;
    text-decoration: none;
    transition: color 0.2s;
}

.form-footer a:hover {
    color: #0056b3;
    text-decoration: underline;
}

/* Toast消息样式 */
.toast-message {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 20px;
    border-radius: 6px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    z-index: 2000;
}

.toast-message.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.toast-message.success {
    background-color: #28a745;
}

.toast-message.error {
    background-color: #dc3545;
}

/* 密码强度检测样式 */
.password-strength-container {
    width: calc(100% - 72px) !important;
    margin-left: 72px !important;
    margin-top: 5px !important;
    margin-bottom: 0 !important;
    padding-bottom: 0 !important;
    box-sizing: border-box !important;
}

/* 移除密码强度文本的底部边距 */
.password-strength-text {
    margin-bottom: 0 !important;
    padding-bottom: 0 !important;
}

/* 移除确认密码输入框的上边距 */
#register-form .form-group:nth-child(3) {
    margin-top: 0 !important;
}

.password-requirement {
    font-size: 12px;
    color: #6c757d;
    margin-bottom: 8px;
}

.password-strength-meter {
    width: 100%;
    height: 4px;
    background-color: #e9ecef;
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 5px;
}

.password-strength-bar {
    height: 100%;
    border-radius: 2px;
    transition: width 0.3s ease, background-color 0.3s ease;
    width: 0%;
}

.password-strength-bar.weak {
    width: 33%;
    background-color: #dc3545;
}

.password-strength-bar.medium {
    width: 66%;
    background-color: #ffc107;
}

.password-strength-bar.strong {
    width: 100%;
    background-color: #28a745;
}

.password-strength-text {
    font-size: 12px;
    font-weight: 500;
}

.password-strength-text.weak {
    color: #dc3545;
}

.password-strength-text.medium {
    color: #ffc107;
}

.password-strength-text.strong {
    color: #28a745;
}

/* 响应式设计 */
@media (max-width: 576px) {
    .login-modal {
        padding: 10px;
    }
    
    .login-modal-content {
        max-width: 100%;
    }
    
    .form-container {
        padding: 20px;
    }
}