/**
 * 登录注册页面样式
 * Login & Register Page Styles
 */

/* ==================== 容器布局 ==================== */
.yanjing-auth-wrapper {
    min-height: 100vh;
    padding: 60px 20px;
    background: #fff;
}

.yanjing-auth-container {
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    padding: 60px 80px;
}

/* 注册页面容器更宽 */
.yanjing-auth-container.register-container {
    max-width: 1100px;
    padding: 60px 80px;
}

/* ==================== 标题 ==================== */
.auth-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin: 0 0 40px;
    letter-spacing: 2px;
}

/* ==================== Tab 切换 ==================== */
.auth-tabs {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 40px;
    border-bottom: 1px solid #e0e0e0;
}

.auth-tab {
    background: none;
    border: none;
    padding: 15px 20px;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 1px;
    color: #666;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.auth-tab::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 3px;
    background: #b8956a;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.auth-tab.active {
    color: #000;
}

.auth-tab.active::after {
    transform: scaleX(1);
}

.auth-tab:hover {
    color: #000;
}

/* ==================== 表单样式 ==================== */
.auth-form {
    width: 100%;
}

.auth-form.login-form {
    max-width: 700px;
    margin: 0 auto;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* 表单组 */
.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: #000;
}

.form-group label .required {
    color: #d00;
    margin-left: 2px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="tel"],
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 0;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #b8956a;
}

.form-group input::placeholder {
    color: #999;
}

/* 手机号输入组 */
.mobile-input-group {
    display: flex;
    gap: 10px;
    align-items: stretch;
}

.mobile-input-group .country-code-select {
    width: 80px;
    flex-shrink: 0;
}

.mobile-input-group input[type="tel"] {
    flex: 1;
    min-width: 0;
}

/* 两列布局 */
.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

/* 注册页面特殊行内布局 */
.form-row-inline {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.form-row-inline .form-group {
    margin-bottom: 0;
}

.form-group-half {
    flex: 1;
}

.form-row-2cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-bottom: 30px;
}

.form-col {
    display: flex;
    flex-direction: column;
}

/* 复选框和单选框 */
.checkbox-label,
.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    cursor: pointer;
    margin-bottom: 10px;
}

.checkbox-label input[type="checkbox"],
.radio-label input[type="radio"] {
    width: 13px;
    height: 13px;
    cursor: pointer;
    flex-shrink: 0;
    margin: 0;
}

.checkbox-label span,
.radio-label span {
    user-select: none;
}

.radio-group {
    display: flex;
    gap: 30px;
    margin-top: 8px;
}

.checkbox-group.horizontal {
    display: flex;
    gap: 30px;
    margin-top: 8px;
}

.checkbox-group.horizontal .checkbox-label {
    margin-bottom: 0;
}

/* 地区选择 */
.location-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.location-group select {
    width: 100%;
}

/* 问号提示图标 */
.tooltip-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1px solid #999;
    font-size: 11px;
    color: #999;
    cursor: help;
    margin-left: 5px;
    transition: all 0.3s ease;
}

.tooltip-icon:hover {
    background: #b8956a;
    color: #fff;
    border-color: #b8956a;
}

/* 表单选项行 */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin: 20px 0 30px;
}

.form-remember {
    flex: 1;
}

.form-remember .checkbox-label {
    margin-bottom: 0;
}

.forgot-password {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
    white-space: nowrap;
    line-height: 1.5;
}

.forgot-password:hover {
    color: #b8956a;
    text-decoration: underline;
}

/* 条款 */
.form-terms {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid #e0e0e0;
}

.form-terms .checkbox-label {
    align-items: flex-start;
}

.form-terms a {
    color: #b8956a;
    text-decoration: underline;
}

.form-terms a:hover {
    color: #967741;
}

.required-note {
    font-size: 12px;
    color: #666;
    margin: 15px 0 0;
}

/* ==================== 消息提示 ==================== */
.auth-message {
    padding: 15px 20px;
    border-radius: 0;
    margin: 20px 0;
    font-size: 14px;
}

.auth-message.error {
    background: #ffebee;
    color: #c62828;
    border: 1px solid #ef5350;
}

.auth-message.success {
    background: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #66bb6a;
}

/* ==================== 按钮 ==================== */
.form-actions {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 0;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: #b8956a;
    color: #fff;
}

.btn-primary:hover {
    background: #967741;
}

.btn-secondary {
    background: transparent;
    color: #b8956a;
    border: 2px solid #b8956a;
}

.btn-secondary:hover {
    background: #b8956a;
    color: #fff;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 按钮加载状态 */
.btn-loader {
    display: none;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.btn.loading .btn-text {
    opacity: 0;
}

.btn.loading .btn-loader {
    display: block;
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 992px) {
    .form-row-2cols {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .yanjing-auth-container.register-container {
        max-width: 800px;
    }
}

@media (max-width: 768px) {
    .yanjing-auth-container {
        padding: 40px 30px;
    }
    
    .yanjing-auth-container.register-container {
        padding: 40px 30px;
    }
    
    .auth-title {
        font-size: 24px;
    }
    
    .auth-tabs {
        gap: 40px;
    }
    
    .form-row,
    .form-row-inline {
        flex-direction: column;
        gap: 0;
    }
    
    .form-row .form-group,
    .form-row-inline .form-group {
        margin-bottom: 25px;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .location-group {
        grid-template-columns: 1fr;
    }
    
    .radio-group,
    .checkbox-group.horizontal {
        flex-direction: column;
        gap: 10px;
    }
    
    .mobile-input-group {
        flex-direction: column;
    }
    
    .country-code-select {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .yanjing-auth-wrapper {
        padding: 20px 10px;
    }
    
    .yanjing-auth-container {
        padding: 30px 15px;
    }
    
    .form-row-2cols {
        gap: 0;
    }
}

/* ==================== 表单验证样式 ==================== */
.form-group.has-error input,
.form-group.has-error select {
    border-color: #d00;
}

.form-group .error-message {
    color: #d00;
    font-size: 12px;
    margin-top: 5px;
}

/* ==================== 平滑过渡动画 ==================== */
.yanjing-auth-form-wrapper {
    animation: fadeIn 0.4s ease;
}

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