:root {
    --primary-color: var(--ohh-font-hover);
    --text-main: #333333;
    --text-muted: #666666;
    --bg-light: #F8F9FA;
    --border-color: #dddddd;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    --radius-sm: 4px;
    --radius-md: 8px;
    --primary-dark: #111111;
    --text-slate: #555555;
    --border-light: #EAEAEA;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.06);
    --radius: 6px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}


.help-left-container {
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--text-main);
    line-height: 1.6;
}

.help-section {
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.help-section:last-child {
    border-bottom: none;
}

.section-title {
    font-size: 22px;
    font-weight: 600;
    color: #111;
    margin: 10px 0 12px;
    position: relative;
    padding-left: 12px;
    justify-content: flex-start;
    align-items: center;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    width: 4px;
    height: 20px;
    background-color: var(--primary-color);
    border-radius: 2px;
}


.grid-4-cols {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.grid-3-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.grid-2x2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}


.help-banner {
    position: relative;
    background: url("../Images/AboutUs/company.png") no-repeat center;
    background-size: cover;
    border-radius: var(--radius-md);
    padding: 48px 40px;
    color: #ffffff;
    border-bottom: none;
}

.help-banner::before {
    position: absolute;
    left: 0;
    top: 0;
    content: '';
    display: block;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .55);
    z-index: 1;
}

.banner-content {
    position: relative;
    z-index: 2;
}

.brand-tag {
    display: block;
    width: fit-content;
    background: #fff;
    overflow: hidden;
}

.brand-tag img {
    width: 100%;
    height: 100%;
}

.help-banner h2 {
    font-size: 32px;
    margin: 12px 0 16px 0;
    font-weight: 600;
}

.help-banner p {
    color: #fff;
    font-size: 15px;
    line-height: 1.7;
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 5px;
    margin-left: 0;
}


@media screen and (max-width: 768px) {
    .feature-list {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}


@media screen and (max-width: 600px) {
    .feature-list {
        grid-template-columns: repeat(1, 1fr) !important;
    }
}


.feature-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px 16px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card h3 {
    font-size: 16px;
    margin: 12px 0 8px 0;
    color: #111;
}

.feature-card p {
    font-size: 13px;
    color: var(--text-muted);
    text-align: left;
}

.feature-card i {
    display: inline-block;
    min-width: 52px;
}


.help-commitments {
    background-color: var(--bg-light);
    border-radius: var(--radius-sm);
    border-bottom: none;
}

.help-commitments p {
    margin-bottom: 10px;
}

.commit-item h4 {
    font-size: 16px;
    color: #111;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

.commit-item h4::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: var(--primary-color);
    border-radius: 50%;
    margin-right: 8px;
}

.commit-item p {
    font-size: 14px;
    color: var(--text-muted);
}


.info-summary {
    background: #ffffff;
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: var(--radius-sm);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

@media screen and (max-width: 768px) {
    .info-summary {
        grid-template-columns: repeat(2, 1fr);
    }
}

.summary-stat {
    text-align: center;
}

.summary-stat strong {
    display: block;
    font-size: 28px;
    color: var(--primary-color);
    font-weight: 700;
}

.summary-stat span {
    font-size: 13px;
    color: var(--text-muted);
}

.map-wrapper {
    position: relative;
    background: #fff;
    border: 1px solid var(--border-color);
    padding: 0 20px;
    border-radius: var(--radius-sm);
    border-top: 0;
}

.warehouse-list {
    margin: 10px 0;
    overflow: hidden;
}

.warehouse-list span {
    display: inline-block;
    background: #fff;
    border: 1px solid #ccc;
    box-shadow: 0 2px 3px #eee;
    border-radius: 4px;
    text-align: center;
    width: fit-content;
    padding: 3px 6px;
    margin-right: 4px;
    margin-bottom: 10px;
    box-sizing: border-box;
}

.warehouse-list span.active {
    color: var(--ohh-font-hover);
    font-weight: bold;
}

.map-img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

.help-who-are-we iframe {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    height: auto;
}

.factory-card {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.factory-card .img-holder {
    width: 100%;
    background: #eef1f4;
    overflow: hidden;
}

.factory-card .img-holder img {
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease;
}

@media screen and (min-width: 992px) {
    .factory-card .img-holder img {
        min-height: 205px;
    }
}

.factory-card:hover .img-holder img {
    transform: scale(1.05);
}

.factory-card h4 {
    font-size: 16px;
    margin: 16px 16px 8px 16px;
}

.factory-card p {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0 16px 16px 16px;
}


.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: #fff;
}

.faq-header {
    padding: 16px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.faq-header:hover {
    color: var(--primary-color);
}

.faq-body {
    padding: 0 16px 16px 16px;
    font-size: 14px;
    color: var(--text-muted);
    display: block;
}

.faq-item.active {
    border-color: var(--primary-color);
}

.faq-item.active .faq-header {
    color: var(--primary-color);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 12px;
}

.contact-info-list {
    list-style: none;
    padding: 0;
    margin: 12px 0 0 0;
}

.contact-info-list li {
    margin-bottom: 6px;
    font-size: 14px;
}

.contact-info-list li strong {
    margin-right: 8px;
    color: #111;
}


@media screen and (max-width: 992px) {
    .grid-4-cols {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .grid-3-cols {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}


@media screen and (max-width: 768px) {

    .help-left-container {
        padding: 12px;
    }

    .help-section {
        margin-bottom: 28px;
        padding-bottom: 12px;
    }

    .section-title {
        font-size: 18px;
        margin-bottom: 16px;
    }


    .help-banner {
        padding: 32px 20px;
    }

    .help-banner h2 {
        font-size: 24px;
        margin: 8px 0 12px 0;
    }

    .help-banner p {
        font-size: 14px;
    }


    .grid-4-cols,
    .grid-3-cols,
    .grid-2x2 {
        grid-template-columns: 1fr;
        gap: 12px;
    }


    .feature-card {
        padding: 16px;
        text-align: left;
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .feature-card h3 {
        margin: 0 0 4px 0;
    }


    .info-summary {
        padding: 12px;
    }

    .summary-stat strong {
        font-size: 22px;
    }

    .map-wrapper {
        padding: 12px;
    }

    .factory-card h4 {
        margin: 12px 12px 6px 12px;
        font-size: 15px;
    }

    .factory-card p {
        margin: 0 12px 12px 12px;
        font-size: 12px;
    }


    .faq-header {
        padding: 12px;
        font-size: 14px;
    }

    .faq-body {
        padding: 0 12px 12px 12px;
        font-size: 13px;
    }


    .contact-box {
        padding: 16px;
    }
}

/* ==========================================================================
   5. 开发时间表 Owl Carousel 专属深度复刻样式
   ========================================================================== */

/* 头部介绍文本收窄，防止长句在宽屏下松散 */
.timeline-intro-text {
    max-width: 900px;
    margin-bottom: 30px;
    color: var(--text-slate);
}

/* 轮播外层包裹器 */
.timeline-carousel {
    position: relative;
    padding: 10px 0;
}

/* 时间轴标准卡片 */
.timeline-card {
    background: #ffffff;
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 30px 24px;
    box-shadow: var(--shadow-sm);
    min-height: 320px; /* 强制所有卡片等高，无论有没有图 */
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

/* 顶部高亮绿色视觉线（完美还原设计图细节） */
.timeline-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: var(--ohh-font-hover);
    transform: scaleX(0.92); /* 缩进一点，保留卡片边缘呼吸感 */
    transform-origin: center;
}

.timeline-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

/* 年份数字样式 */
.card-year {
    font-size: 28px;
    font-weight: 700;
    color: var(--ohh-font-hover);
    margin-bottom: 16px;
    line-height: 1.2;
}

/* 卡片内嵌图片容器 */
.card-image-wrap {
    width: 100%;
    height: 140px;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 16px;
    border: 1px solid var(--border-light);
}

.card-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 卡片正文 */
.card-body-content p {
    font-size: 14px;
    color: var(--primary-dark);
    line-height: 1.6;
    margin: 0;
    text-align: left; /* 遵照原型图左对齐 */
}

/* ==========================================================================
   6. 强力覆写 Owl Carousel 默认的导航按钮样式（高复刻绿色圆形按钮）
   ========================================================================== */
.timeline-carousel.owl-theme .owl-nav {
    position: absolute;
    top: 50%;
    width: 100%;
    transform: translateY(-50%);
    margin-top: 0;
    pointer-events: none; /* 防止遮挡卡片点击 */
    display: flex;
    justify-content: space-between;
    left: 0;
}

/* 绿色圆形按钮通用重载 */
.timeline-carousel.owl-theme .owl-nav [class*='owl-'] {
    width: 44px;
    height: 44px;
    background: var(--ohh-font-hover) !important;
    color: #ffffff !important;
    border-radius: 50% !important;
    font-size: 24px !important;
    line-height: 40px !important;
    margin: 0 !important;
    padding: 0 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(2, 184, 89, 0.3);
    pointer-events: auto; /* 恢复按钮可点击 */
    transition: var(--transition);
}

/* 按钮微调：向两侧探出，适配原型视觉 */
.timeline-carousel.owl-theme .owl-nav .owl-prev {
    position: absolute;
    left: -22px;
}

.timeline-carousel.owl-theme .owl-nav .owl-next {
    position: absolute;
    right: -22px;
}

.timeline-carousel.owl-theme .owl-nav [class*='owl-']:hover {
    background: var(--ohh-font-hover) !important;
    transform: scale(1.08);
}

/* 隐藏不必要或破坏排版的自带底部灰色圆点 */
.timeline-carousel.owl-theme .owl-dots {
    margin-top: 20px;
}

.timeline-carousel.owl-theme .owl-dots .owl-dot.active span {
    background: var(--ohh-font-hover) !important;
}

/* ==========================================================================
   7. 移动端响应式压缩（在 768px 以下时）
   ========================================================================== */
@media screen and (max-width: 768px) {
    .timeline-card {
        padding: 20px 16px;
    }

    .card-year {
        font-size: 24px;
    }

    /* 移动端将两侧按钮收回容器内，防止在屏幕外被切掉 */
    .timeline-carousel.owl-theme .owl-nav .owl-prev {
        left: 4px;
    }

    .timeline-carousel.owl-theme .owl-nav .owl-next {
        right: 4px;
    }
}

/* Contact page */

.contact-page,.why-buy-page{
    box-shadow: unset;
}

.contact-page .help-content > .col-sm-12 {
    background: #fff;
    border-radius: 12px;
    padding: 35px 45px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, .06);
}


/* intro text */
.contact-page .help-content > .col-sm-12 > p:first-child {
    color: #555;
    line-height: 1.8;
    margin-bottom: 25px;
}


/* form */
.contact-page .form-horizontal {
    margin-top: 25px;
    padding-bottom: 35px;
    border-bottom: 1px solid #eee;
}


.contact-page .control-label {
    font-weight: 600;
    color: #333;
}


.contact-page .help-block {
    font-size: 13px;
    line-height: 1.5;
}


/* submit */
.contact-page #btnSubmit {
    padding: 10px 35px;
    border-radius: 6px;
    background: #1753CD;
    border-color: #1753CD;
    font-weight: 600;
}


.contact-page #btnSubmit:hover {
    background: #0f3fa8;
}


/* contact list */
.contact-page .contactInfo {
    padding: 35px 0 0;
    margin: 0;
    display: grid;
    grid-template-columns:repeat(2, 1fr);
    gap: 20px;
}


.contact-page .contactInfo li {
    display: flex;
    align-items: flex-start;
    padding: 20px;
    border-radius: 10px;
    transition: .3s;
    border: 1px solid #eee;
    box-shadow: 0 2px 2px #efefef;
    background: #f8fbff;
}

.contact-page .contactInfo li button a {
    margin-top: 10px;
    padding: 4px 10px;
    color: #fff;
    font-size: 14px;
    border-radius: 12px;
    border: 1px solid #eee;
    box-shadow: 0 2px 2px #efefef;
    background: var(--ohh-font-hover);
}


.contact-page .contactInfo .icon {
    width: 46px;
    height: 46px;
    min-width: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-right: 15px;
    background: var(--ohh-font-hover);
}

.contact-page .contactInfo li b {
    color: var(--ohh-font-hover);
}

.contact-page .contactInfo li .link-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 10px;
    border-radius: 8px;
    background:#F59E0B;
    border:1px solid #D97706;
    color:#fff;
    font-weight:600;
    padding:4px 20px;
    box-shadow:0 4px 10px rgba(245,158,11,.25);
    transition:.25s ease;
    text-decoration: none;
}


.contact-page .contactInfo .icon img, .contact-page .contactInfo .icon i {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80%;
    height: auto;
    font-size: 22px;
    color: #fff;
}


.contact-page .contactInfo h4 {
    margin: 0 0 8px;
    font-size: 16px;
    font-weight: 600;
}


.contact-page .contactInfo p {
    margin: 0;
    line-height: 1.7;
    font-size: 14px;
    color: #666;
}


/* mobile */
@media (max-width: 768px) {

    .contact-page .help-content > .col-sm-12 {
        padding: 25px 20px;
    }

    .contact-page .contactInfo {
        grid-template-columns:1fr;
    }

}



.why-buy-page .help-content{
    display:grid;
    grid-template-columns:1fr;
    gap:25px;
    padding: 0 5px;
}

.why-buy-page .why-card{
    display:flex;
    gap:20px;
    padding:18px;
    background:#fff;
    border:1px solid #e1e1e1;
    border-radius:12px;
    transition:all .25s ease;
}


.why-buy-page .why-card:hover{
    border-color:#b8cdf5;
    box-shadow:0 8px 20px rgba(4,56,161,.08);
    transform:translateY(-3px);
}


.why-buy-page .why-icon{
    width:52px;
    height:52px;
    min-width:52px;
    border-radius:50%;
    background:#0438a1;
    color:#fff;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:24px;
}


.why-buy-page .why-content h3{
    margin:0 0 12px;
    color:var(--ohh-font-hover);
    font-size:18px;
    font-weight:600;
}


.why-buy-page .why-content p{
    margin:0;
    color:#667085;
    font-size:15px;
    line-height:1.7;
}

.order-guide .help-content{
    display:flex;
    flex-direction:column;
    gap:24px;
}

.guide-card{
    background:#fff;
    border:1px solid #e8edf5;
    border-radius:12px;
    padding:30px;
    box-shadow:0 3px 12px rgba(0,0,0,.04);
    transition:.25s;
}


@media screen and (max-width: 992px) {
    .guide-card{
        padding: 15px;
    }
}

.guide-card:hover{
    box-shadow:0 10px 24px rgba(4,56,161,.08);
}

.guide-card h3{
    margin:0 0 18px;
    color:#0438a1;
    font-size:22px;
    font-weight:600;
}

.order-steps{
    list-style:none;
    padding:0;
    margin:0;
}

.order-steps li{
    display:flex;
    gap:18px;
    margin-bottom:28px;
    align-items:flex-start;
}

.order-steps li:last-child{
    margin-bottom:0;
}

.step-number{
    width:42px;
    height:42px;
    border-radius:50%;
    background:#0438a1;
    color:#fff;
    display:flex;
    align-items:center;
    justify-content:center;
    font-weight:700;
    flex-shrink:0;
}

.step-content{
    flex:1;
    line-height:1.8;
    color:#555;
}

.notice-card{
    background:#f8fbff;
    border-left:5px solid #0438a1;
}

.battery-guide-link{
    text-align:center;
}

.battery-guide-link a{
    display:inline-block;
    margin-top:8px;
    color:#0438a1;
    font-weight:600;
    text-decoration:none;
}

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

.image-card{
    padding:22px 0;
}

.guide-title{
    display:flex;
    align-items:center;
    gap:15px;
    margin-bottom:20px;
    padding: 0 10px;
}

.guide-title h3{
    margin:0;
    font-size:22px;
}

.image-card img{
    width:100%;
    border-radius:10px;
    border:1px solid #e5eaf2;
}

.order-timeline{
    position:relative;
}

.order-timeline::before{
    content:"";
    position:absolute;
    left:22px;
    top:8px;
    bottom:8px;
    width:2px;
    background:#d8e4fb;
}

.timeline-item{
    position:relative;
    display:flex;
    align-items:flex-start;
}

.timeline-item:last-child{
    margin-bottom:0;
}

.timeline-dot{
    width:42px;
    height:42px;
    background:#0438a1;
    color:#fff;
    border-radius:50%;
    display:flex;
    justify-content:center;
    align-items:center;
    font-weight:700;
    font-size:16px;
    flex-shrink:0;
    position:relative;
    z-index:2;
    box-shadow:0 0 0 6px #fff;
}

.timeline-content{
    margin-left:22px;
    flex:1;
}

.timeline-content h4{
    margin:0 0 10px;
    color:#0438a1;
    font-size:19px;
    font-weight:600;
}

.timeline-content p{
    margin:0;
    color:#666;
    line-height:1.8;
}

.order-guide .timeline-more-notice {
    padding: 14px 20px;
    background-color: #f5f5f7; /* Apple 经典极简浅灰背景 */
    border-radius: 8px;
    border: 1px solid #e5e5e7;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: #515154;
    font-weight: 500;
}

.order-guide .timeline-more-notice .notice-icon {
    font-size: 16px;
    animation: bounce 2s infinite; /* 轻微跳动吸睛 */
}

/* 方案 B：顶部提示条样式 */
.nz-privacy-theme .guide-top-bar {
    margin-bottom: 20px;
    padding: 10px 16px;
    background-color: #f0f6ff; /* 极淡科技蓝背景 */
    border-left: 3px solid #0066cc;
    border-radius: 4px;
    font-size: 13px;
    color: #1d1d1f;
    font-weight: 500;
}

/* 下跳动微动画（增加交互视觉引导） */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(4px); }
    60% { transform: translateY(2px); }
}


/* ==========================================
   Battery Identification Guide - Isolated Styles
   ========================================== */

/* 开启页面锚点平滑滚动效果 */
html {
    scroll-behavior: smooth;
}

/* 统一父容器约束 */
.nz-battery-guide-theme {
    margin: 30px auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: #1d1d1f;
}


.nz-battery-guide-theme .guide-main-title {
    font-size: 26px;
    font-weight: 700;
    color: #000000;
    margin: 0 0 8px 0;
}

.nz-battery-guide-theme .guide-main-title i {
    color: #0066cc; /* 科技蓝点缀 */
}

.nz-battery-guide-theme .guide-subtitle {
    font-size: 14px;
    color: #6e6e73;
    margin: 0;
}

/* ==========================================
   顶部品牌快速导航栏 (Brand Grid Navigation)
   ========================================== */
.nz-battery-guide-theme .brand-nav-card {
    background-color: #f5f5f7;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 32px;
    border: 1px solid #e5e5e7;
}

.nz-battery-guide-theme .brand-nav-title {
    font-size: 14px;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 12px;
}

.nz-battery-guide-theme .brand-grid {
    display: grid;
    gap: 10px;
    grid-template-columns: repeat(2,1fr);
}

@media screen and (min-width: 768px){
    .nz-battery-guide-theme .brand-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px,2fr));
    }
}

.nz-battery-guide-theme .brand-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: #ffffff;
    color: #1d1d1f;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid #e1e1e6;
    transition: all 0.2s ease;
}

.nz-battery-guide-theme .brand-btn i {
    color: #0066cc;
    font-size: 14px;
}

.nz-battery-guide-theme .brand-btn:hover {
    background-color: #0066cc;
    color: #ffffff;
    border-color: #0066cc;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.15);
}

.nz-battery-guide-theme .brand-btn:hover i {
    color: #ffffff;
}

/* ==========================================
   品牌指南内容卡片 (Locate Cards)
   ========================================== */
.nz-battery-guide-theme .guide-content-area {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.nz-battery-guide-theme .locate-card {
    background: #ffffff;
    border: 1px solid #e5e5e7;
    border-radius: 12px;
    padding: 24px;
    scroll-margin-top: 20px; /* 防止定位锚点被顶部遮挡 */
    transition: box-shadow 0.2s ease;
}

.nz-battery-guide-theme .locate-card:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.nz-battery-guide-theme .locate-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: #1d1d1f;
    margin: 0 0 12px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid #f0f0f2;
}

.nz-battery-guide-theme .locate-desc {
    font-size: 14px;
    color: #515154;
    line-height: 1.6;
    margin-bottom: 12px;
}

.nz-battery-guide-theme .locate-examples {
    font-size: 13px;
    color: #6e6e73;
    margin-bottom: 16px;
    line-height: 1.8;
}

/* Part Number 标签高亮 */
.nz-battery-guide-theme .locate-examples span {
    background-color: #f0f6ff;
    color: #0066cc;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
    font-family: monospace, sans-serif;
    margin: 0 2px;
    border: 1px solid #d0e2ff;
}

.nz-battery-guide-theme .locate-img-box {
    background-color: #fafafa;
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    border: 1px dashed #e0e0e0;
}

.nz-battery-guide-theme .locate-img-box img {
    max-width: 100%;
    height: auto;
    display: inline-block;
}

.faq-theme {
    max-width: 900px;
    margin: 30px auto;
    padding: 0 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: #1d1d1f;
    line-height: 1.6;
}

/* 分类大标题 (.h3title) */
.faq-theme .h3title {
    font-size: 20px;
    font-weight: 700;
    color: #000000;
    margin: 40px 0 20px 0;
    padding-bottom: 12px;
    border-bottom: 2px solid #0066cc; /* 科技蓝下划线 */
    display: flex;
    align-items: center;
    letter-spacing: -0.3px;
}

.faq-theme .h3title:first-of-type {
    margin-top: 10px;
}

.faq-theme .h3title i {
    color: #0066cc;
    margin-right: 10px !important;
}

/* 手风琴外框容器重置 */
.faq-theme .panel-group {
    margin-bottom: 30px;
}

.faq-theme .panel-default {
    border: 1px solid #e5e5e7 !important;
    border-radius: 8px !important;
    margin-bottom: 12px !important;
    background-color: #ffffff;
    box-shadow: none !important;
    overflow: hidden;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-theme .panel-default:hover {
    border-color: #d2d2d7 !important;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04) !important;
}

/* 问题标题区 (Heading & Link) */
.faq-theme .panel-heading {
    background-color: #ffffff !important;
    padding: 0 !important;
    border: none !important;
}

.faq-theme .panel-title {
    font-size: 15px;
    margin: 0;
}

.faq-theme .panel-title > a {
    display: block;
    padding: 16px 45px 16px 20px;
    color: #1d1d1f !important;
    text-decoration: none !important;
    position: relative;
    transition: color 0.2s ease;
}

.faq-theme .panel-title > a:hover {
    color: #0066cc !important;
}

/* 使用伪元素增加优雅的展开/折叠 '+' '-' 图标 */
.faq-theme .panel-title > a::after {
    content: "−";
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    font-weight: 400;
    color: #0066cc;
    transition: transform 0.2s ease;
}

.faq-theme .panel-title > a.collapsed::after {
    content: "+";
    color: #86868b;
}

/* 答案展开区 (Body) */
.faq-theme .panel-body {
    padding: 0 20px 20px 20px !important;
    border-top: none !important;
    font-size: 14px;
    color: #515154;
    line-height: 1.7;
}

/* 答案中的链接 */
.faq-theme .panel-body a {
    color: #0066cc !important;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.faq-theme .panel-body a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* 有序列表样式美化 (.ol_list2) */
.faq-theme .ol_list2 {
    padding-left: 20px;
    margin: 12px 0;
}

.faq-theme .ol_list2 li {
    font-size: 14px;
    color: #515154;
    margin-bottom: 8px;
    line-height: 1.6;
}

.faq-theme .ol_list2 li b {
    color: #1d1d1f;
}

/* 答案内强调文本粗体 */
.faq-theme .panel-body b {
    color: #1d1d1f;
}

.rma-theme {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: #1d1d1f;
    line-height: 1.6;
}

/* 页面小标题美化 */
.rma-theme .col-sm-12 > b {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: #000000;
    margin: 25px 0 15px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid #0066cc; /* 科技蓝下划线 */
}

/* 1. RMA 流程步骤卡片列表 (.ol_list) */
.rma-theme .ol_list {
    list-style: none;
    padding: 0;
    margin: 0 0 30px 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.rma-theme .ol_list li {
    background: #f9f9fb;
    border: 1px solid #e5e5e7;
    border-radius: 8px;
    padding: 14px 18px 14px 50px;
    position: relative;
    font-size: 14px;
    color: #515154;
    line-height: 1.6;
}

.rma-theme .ol_list li .badge {
    position: absolute;
    left: 14px;
    top: 14px;
    background-color: #0066cc;
    color: #ffffff;
    font-weight: 600;
    font-size: 12px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.rma-theme .ol_list li b {
    color: #d9381e; /* 强调提示文字使用柔和红色 */
}

/* 2. 表单整体容器与布局 */
.rma-theme .form-horizontal {
    background: #ffffff;
    border: 1px solid #e5e5e7;
    border-radius: 12px;
    padding: 30px 25px;
    margin-top: 15px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
}

/* 表单 Label 标签 */
.rma-theme .control-label {
    font-size: 14px;
    font-weight: 600;
    color: #1d1d1f;
    text-align: right;
    padding-top: 7px;
}

/* 输入框 / 下拉框 / 文本域通用控件样式 */
.rma-theme .form-control {
    border: 1px solid #d2d2d7 !important;
    border-radius: 6px !important;
    padding: 8px 12px !important;
    font-size: 14px !important;
    color: #1d1d1f !important;
    background-color: #ffffff !important;
    box-shadow: none !important;
    transition: border-color 0.2s ease, box-shadow 0.2s ease !important;
    height: auto !important;
}

.rma-theme .form-control:focus {
    border-color: #0066cc !important;
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15) !important;
    outline: none !important;
}

.rma-theme textarea.form-control {
    resize: vertical;
}

/* 3. 验证码行特殊处理 */
.rma-theme #lblValCode {
    letter-spacing: 4px;
    background: #f2f2f7;
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px dashed #c7c7cc;
    user-select: none;
    margin-right: 10px;
    display: inline-block;
}

.rma-theme #txtValCode {
    display: inline-block !important;
    width: 100px !important;
    text-align: center;
    text-transform: uppercase;
}

/* 4. 按钮样式 */
.rma-theme .btn-primary {
    background-color: #0066cc !important;
    border-color: #0066cc !important;
    color: #ffffff !important;
    font-weight: 600 !important;
    padding: 8px 24px !important;
    border-radius: 6px !important;
    transition: all 0.2s ease !important;
}

.rma-theme .btn-primary:hover {
    background-color: #0052a3 !important;
    border-color: #0052a3 !important;
    box-shadow: 0 2px 8px rgba(0, 102, 204, 0.3) !important;
}

.rma-theme .btn:not(.btn-primary) {
    background-color: #f2f2f7 !important;
    border: 1px solid #d2d2d7 !important;
    color: #1d1d1f !important;
    padding: 8px 20px !important;
    border-radius: 6px !important;
    transition: all 0.2s ease !important;
}

.rma-theme .btn:not(.btn-primary):hover {
    background-color: #e5e5ea !important;
}

/* 移动端响应式适配 */
@media (max-width: 768px) {
    .rma-theme .control-label {
        text-align: left;
        margin-bottom: 6px;
    }
    .rma-theme .form-horizontal {
        padding: 20px 15px;
    }
}


@media screen and (min-width: 992px){
    .help-area .help-content{
        padding: 0 5px 20px;
    }
}