/* BLOG HERO START */

.rd-blog-hero{
  padding:clamp(70px,8vw,120px) 0;
  background:
    radial-gradient(circle at 88% 18%, rgba(196,147,47,.12), transparent 34%),
    linear-gradient(180deg,#fff 0%,#f8f9fb 100%);
}

.rd-blog-hero-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 520px;
  gap:clamp(40px,5vw,82px);
  align-items:center;
}

.rd-blog-title{
  max-width:900px;
  margin:18px 0 24px;
  color:var(--zb-color-primary);
  font-size:clamp(1.5rem,3vw,3rem);
  line-height:.98;
  font-weight:900;
  letter-spacing:-.045em;
}

.rd-blog-hero-copy .zb-section-desc{
  max-width:100%;
}

.rd-blog-topic-panel{
  display:grid;
  gap:16px;
}

.rd-blog-topic-card{
  display:block;
  padding:24px;
  border:1px solid var(--zb-color-border);
  border-radius:26px;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(14px);
  transition:var(--zb-transition);
}

.rd-blog-topic-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--zb-shadow-sm);
}

.rd-blog-topic-card span{
  display:block;
  margin-bottom:10px;
  color:var(--zb-color-accent);
  font-size:.82rem;
  font-weight:900;
  letter-spacing:.08em;
}

.rd-blog-topic-card h2{
  margin:0 0 8px;
  color:var(--zb-color-primary);
  font-size:1.15rem;
  line-height:1.25;
  font-weight:900;
}

.rd-blog-topic-card p{
  margin:0;
  color:var(--zb-color-muted);
  line-height:1.65;
  font-size:.95rem;
}

@media(max-width:1199px){
  .rd-blog-hero-layout{
    grid-template-columns:1fr;
  }

  .rd-blog-topic-panel{
    grid-template-columns:repeat(2,1fr);
  }
}

@media(max-width:767px){
  .rd-blog-topic-panel{
    grid-template-columns:1fr;
  }
}

/* BLOG HERO END */
/* KNOWLEDGE HUB START */

.rd-knowledge-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
  margin-top:clamp(36px,4vw,56px);
}

.rd-knowledge-card{
  overflow:hidden;
  border:1px solid var(--zb-color-border);
  border-radius:28px;
  background:#fff;
  transition:var(--zb-transition);
}

.rd-knowledge-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--zb-shadow-sm);
}

.rd-knowledge-image{
  display:block;
  overflow:hidden;
}

.rd-knowledge-image img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  display:block;
  transition:transform .7s ease;
}

.rd-knowledge-card:hover .rd-knowledge-image img{
  transform:scale(1.04);
}

.rd-knowledge-body{
  padding:24px;
}

.rd-knowledge-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  margin-bottom:14px;
  color:var(--zb-color-muted);
  font-size:.82rem;
}

.rd-knowledge-meta span{
  color:var(--zb-color-accent);
  font-weight:800;
}

.rd-knowledge-body h3{
  margin:0 0 14px;
  font-size:1.08rem;
  line-height:1.42;
}

.rd-knowledge-body h3 a{
  color:var(--zb-color-primary);
}

.rd-knowledge-body p{
  margin:0 0 18px;
  color:var(--zb-color-muted);
  font-size:.95rem;
  line-height:1.75;
}

.rd-knowledge-link{
  color:var(--zb-color-primary);
  font-weight:800;
}

@media(max-width:1199px){
  .rd-knowledge-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media(max-width:767px){
  .rd-knowledge-grid{
    grid-template-columns:1fr;
  }
}

/* KNOWLEDGE HUB END */
/* POPULAR BUYER QUESTIONS START */

.rd-question-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
  margin-top:clamp(36px,4vw,56px);
}

.rd-question-card{
  display:flex;
  flex-direction:column;
  height:100%;
  padding:28px;
  border:1px solid var(--zb-color-border);
  border-radius:28px;
  background:#fff;
  transition:var(--zb-transition);
}

.rd-question-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--zb-shadow-sm);
}

.rd-question-card span{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  margin-bottom:22px;
  border-radius:50%;
  border:1px solid var(--zb-color-border);
  color:var(--zb-color-accent);
  font-size:.85rem;
  font-weight:900;
}

.rd-question-card h3{
  margin:0 0 14px;
  color:var(--zb-color-primary);
  font-size:1.08rem;
  line-height:1.45;
}

.rd-question-card p{
  margin:0;
  color:var(--zb-color-muted);
  line-height:1.75;
  font-size:.95rem;
}

@media(max-width:1199px){

  .rd-question-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }

}

@media(max-width:767px){

  .rd-question-grid{
    grid-template-columns:1fr;
  }

}
/* POPULAR BUYER QUESTIONS END */
/* BLOG SEARCH & TAGS START */

.rd-blog-search-box{
  padding:clamp(32px,4vw,56px);
  border:1px solid var(--zb-color-border);
  border-radius:34px;
  background:
    radial-gradient(circle at 92% 10%, rgba(196,147,47,.1), transparent 28%),
    #fff;
}

.rd-blog-search-head{
  max-width:900px;
  margin-bottom:32px;
}

.rd-blog-search-form{
  max-width:980px;
  margin-bottom:28px;
}

.rd-blog-search-input{
  display:grid;
  grid-template-columns:1fr auto;
  align-items:center;
  gap:8px;
  padding:8px;
  border:1px solid var(--zb-color-border);
  border-radius:999px;
  background:#fff;
  box-shadow:0 18px 50px rgba(0,0,0,.04);
}

.rd-blog-search-input input{
  width:100%;
  height:54px;
  border:0;
  outline:0;
  padding:0 20px;
  background:transparent;
  color:var(--zb-color-primary);
  font:inherit;
}

.rd-blog-search-input button{
  height:54px;
  min-width:148px;
  border:0;
  border-radius:999px;
  background:var(--zb-color-primary);
  color:#fff;
  font-weight:800;
  cursor:pointer;
  transition:var(--zb-transition);
}

.rd-blog-search-input button:hover{
  transform:translateY(-1px);
  background:var(--zb-color-accent);
}

.rd-blog-tags{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

.rd-blog-tags a{
  display:inline-flex;
  align-items:center;
  min-height:42px;
  padding:0 18px;
  border:1px solid var(--zb-color-border);
  border-radius:999px;
  background:#fff;
  color:var(--zb-color-primary);
  font-size:.94rem;
  font-weight:700;
  transition:var(--zb-transition);
}

.rd-blog-tags a:hover{
  background:var(--zb-color-primary);
  border-color:var(--zb-color-primary);
  color:#fff;
}

@media(max-width:767px){
  .rd-blog-search-input{
    grid-template-columns:1fr;
    border-radius:24px;
    padding:12px;
  }

  .rd-blog-search-input input{
    height:50px;
    padding:0 12px;
  }

  .rd-blog-search-input button{
    width:100%;
    min-width:0;
  }
}

/* BLOG SEARCH & TAGS END */
/* BLOG CATEGORY PAGE START */

.rd-blog-cat-hero{
  padding:clamp(70px,8vw,110px) 0;
  background:linear-gradient(180deg,#fff 0%,#f8f9fb 100%);
}

.rd-blog-cat-head{
  max-width:920px;
}

.rd-blog-cat-title{
  margin:18px 0 24px;
  color:var(--zb-color-primary);
  font-size:clamp(2rem,4vw,4.2rem);
  line-height:1;
  font-weight:900;
  letter-spacing:-.045em;
}

/* FEATURED ARTICLES */

.rd-blog-featured-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:28px;
  margin-top:clamp(36px,4vw,56px);
}

.rd-blog-featured-card{
  overflow:hidden;
  border:1px solid var(--zb-color-border);
  border-radius:34px;
  background:#fff;
  transition:var(--zb-transition);
}

.rd-blog-featured-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--zb-shadow-sm);
}

.rd-blog-featured-image{
  display:block;
  overflow:hidden;
}

.rd-blog-featured-image img{
  width:100%;
  aspect-ratio:16 / 9;
  object-fit:cover;
  display:block;
  transition:transform .8s ease;
}

.rd-blog-featured-card:hover .rd-blog-featured-image img{
  transform:scale(1.04);
}

.rd-blog-featured-body{
  padding:30px;
}

.rd-blog-featured-body h2{
  margin:16px 0;
  font-size:clamp(1.35rem,2vw,2rem);
  line-height:1.2;
}

.rd-blog-featured-body h2 a{
  color:var(--zb-color-primary);
}

.rd-blog-featured-body .zb-btn{
  margin-top:22px;
}
.rd-blog-cta-box{
  padding:clamp(34px,5vw,60px);
  border-radius:34px;
  background:linear-gradient(180deg,#fff 0%,#f7f8fa 100%);
  border:1px solid var(--zb-color-border);
  text-align:center;
}

.rd-blog-cta-box h2{
  margin:18px 0;
  color:var(--zb-color-primary);
  font-size:clamp(1.8rem,3vw,3rem);
  line-height:1.15;
  font-weight:900;
}

.rd-blog-cta-box .zb-section-desc{
  max-width:760px;
  margin-left:auto;
  margin-right:auto;
}

.rd-blog-cta-box .zb-btn{
  margin-top:26px;
}

@media(max-width:991px){
.rd-blog-featured-grid{grid-template-columns:1fr;}
}

/* BLOG CATEGORY PAGE END */
/* ARTICLE HERO START */

.rd-article-hero{
  padding:clamp(50px,6vw,90px) 0;
  background:
    radial-gradient(circle at 88% 16%, rgba(196,147,47,.08), transparent 30%),
    linear-gradient(180deg,#fff 0%,#f8f9fb 100%);
}

.rd-article-head{
  display:grid;
  grid-template-columns:minmax(0,1fr) 46%;
  gap:clamp(40px,5vw,72px);
  align-items:center;
}

.rd-article-category{
  display:inline-flex;
  align-items:center;
  min-height:38px;
  padding:0 18px;
  border-radius:999px;
  background:rgba(196,147,47,.08);
  color:var(--zb-color-accent);
  font-size:.85rem;
  font-weight:800;
}

.rd-article-title{
  margin:20px 0;
  color:var(--zb-color-primary);
  font-size:clamp(1.3rem,3vw,3rem);
  font-weight:900;
  letter-spacing:-.045em;
}

.rd-article-desc{
  max-width:760px;
  color:var(--zb-color-muted);
  font-size:1.06rem;
  line-height:1.9;
}

.rd-article-meta{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  margin-top:34px;
}

.rd-article-meta-item{
  min-width:140px;
  padding:18px 22px;
  border:1px solid var(--zb-color-border);
  border-radius:20px;
  background:#fff;
}

.rd-article-meta-item strong{
  display:block;
  margin-bottom:6px;
  color:var(--zb-color-primary);
  font-size:.84rem;
}

.rd-article-meta-item span{
  color:var(--zb-color-muted);
  font-size:.95rem;
}

.rd-article-cover{
  overflow:hidden;
  border-radius:34px;
}

.rd-article-cover img{
  width:100%;
  aspect-ratio:16 / 9;
  object-fit:cover;
  display:block;
}

@media(max-width:991px){

  .rd-article-head{
    grid-template-columns:1fr;
  }

}

@media(max-width:767px){
  .rd-article-meta{
    display:grid;
    grid-template-columns:1fr;
  }

}

/* ARTICLE HERO END */
/* ARTICLE MAIN LAYOUT START */

.rd-article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 450px;
  gap:clamp(20px,1.5vw,20px);
  align-items:start;
}

.rd-post-content{
  max-width:1000px;
}
.rd-article-body h2 {
  scroll-margin-top: 120px;
}
.rd-post-content.rd-article-body a{color: var(--zb-color-accent);font-weight: 900;text-decoration: underline;}
.rd-post-content.rd-article-body a:hover{color: var(--zb-color-primary)}
.rd-toc-layout {
  display: flex;
  gap: 14px;
  align-items: stretch;
}

.rd-toc-progress {
  width: 3px;
  background: #e8e8e8;
  border-radius: 99px;
  flex-shrink: 0;
  overflow: hidden;
}

.rd-toc-progress span {
  display: block;
  width: 100%;
  height: 0%;
  background: #b28734;
  border-radius: 99px;
  transition: height 0.15s ease;
}
.rd-post-content h2{
  position:relative;
  margin:56px 0 22px;
  padding-left:24px;
  color:var(--zb-color-primary);
  font-size:clamp(1.7rem,2.5vw,2.5rem);
  line-height:1.18;
  font-weight:900;
  letter-spacing:-.02em;
}

.rd-post-content h2::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  transform:translateY(-50%);
  width:5px;
  height:80%;
  border-radius:999px;
  background:var(--zb-color-accent);
}

.rd-post-content h2::after{
  content:"";
  position:absolute;
  left:-4px;
  top:50%;
  transform:translateY(-50%);
  width:12px;
  height:12px;
  border-radius:50%;
  background:var(--zb-color-accent);
  box-shadow:0 0 0 5px rgba(196,147,47,.12);
}

.rd-post-content h2:first-child{
  margin-top:0;
}

.rd-post-content h2:not(:first-child){
  margin-top:56px;
}

.rd-post-content h3{
  margin:34px 0 14px;
  color:var(--zb-color-primary);
  font-size:1.3rem;
  line-height:1.35;
  font-weight:900;
}

.rd-post-content p,
.rd-post-content li{
  color:var(--zb-color-muted);
  font-size:1rem;
  line-height:1.9;
}

.rd-post-content p{
  margin:0 0 18px;
}

.rd-post-content ul,
.rd-post-content ol{
  display:grid;
  gap:10px;
  margin:18px 0 0;
  padding-left:22px;
}
.rd-post-content ul{list-style: unset;}

.rd-post-content figure{
  margin:42px 0;
}

.rd-post-content figure img{
  width:100%;
  aspect-ratio:16 / 9;
  object-fit:cover;
  border-radius:28px;
  display:block;
}

.rd-post-content figcaption{
  margin-top:12px;
  color:var(--zb-color-muted);
  font-size:.9rem;
  line-height:1.6;
  text-align:center;
}

.rd-post-table-wrap{
  overflow:auto;
}

.rd-post-content table{
  width:100%;
  min-width:720px;
  border-collapse:collapse;
}

.rd-post-content th,
.rd-post-content td{
  padding:18px 20px;
  border-bottom:1px solid var(--zb-color-border);
  text-align:left;
  vertical-align:top;
  line-height:1.7;
}

.rd-post-content th{
  color:var(--zb-color-primary);
  background:#f7f8fa;
  font-weight:900;
}

.rd-post-content td{
  color:var(--zb-color-muted);
}

.rd-article-sidebar{
  position:sticky;
  top:110px;
  display:grid;
  gap:18px;
  align-self:start;
}
.rd-author-box p{
  margin:0 0 22px;
  color:var(--zb-color-muted);
  line-height:1.75;
  font-size:.95rem;
}
.rd-author-actions{
  display:grid;
  gap:12px;
}
.rd-author-actions .zb-btn{
  width:100%;
  justify-content:center;
}

.rd-sidebar-box{
  padding:24px;
  border:1px solid var(--zb-color-border);
  border-radius:26px;
  background:#fff;
}

.rd-sidebar-box h2{
  margin:0 0 16px;
  color:var(--zb-color-primary);
  font-size:1.08rem;
  line-height:1.35;
  font-weight:900;
}

.rd-toc,
.rd-sidebar-links{
  display:grid;
  gap:12px;
}

.rd-toc a,
.rd-sidebar-links a{
  color:var(--zb-color-muted);
  line-height:1.6;
  font-size:.95rem;
}

.rd-toc a:hover,
.rd-sidebar-links a:hover{
  color:var(--zb-color-primary);
}
.rd-sidebar-links a::after {
    content: "";
    position: absolute;
    left: 21px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--zb-color-accent);
    box-shadow: 0 0 0 5px rgba(196, 147, 47, .12);
}
/**** Related Products ****/
      .rd-mat-group{
        margin-bottom:var(--zb-space-11);
      }

      .rd-mat-group:last-child{
        margin-bottom:0;
      }

      .rd-mat-title{
        margin:0 0 var(--zb-space-8);
        color:var(--zb-color-primary);
        font-size:clamp(2rem,2vw,2rem);
        line-height:1.1;
        font-weight:900;
        letter-spacing:-.04em;
      }

      .rd-mat-scroll{
        overflow-x:auto;
        overflow-y:hidden;
        padding-bottom:14px;
        scrollbar-width:thin;
      }

      .rd-mat-track{
        display:flex;
        flex-wrap:nowrap;
        gap:var(--zb-space-6);
        width:max-content;
      }

      .rd-mat-card{
        width:340px;
        flex:0 0 340px;
        transition:var(--zb-transition);
      }

      .rd-mat-card:hover{
        transform:translateY(-4px);
      }

      .rd-mat-card img{
        width:100%;
        aspect-ratio:16/9;
        object-fit:contain;
        display:block;
      }

      .rd-mat-card h4{
        color:var(--zb-color-primary);
        font-size:1.05rem;
        line-height:1.35;
        font-weight:900;
      }

      .rd-mat-card p{
        margin:6px 0 0;
        color:var(--zb-color-text);
        font-size:.92rem;
        line-height:1.5;
        font-weight:700;
      }
.rd-mat-card a{
    display:inline-flex;
    align-items:center;
    gap:12px;

    padding:8px 15px;
    border:1.5px solid var(--zb-color-primary);
    border-radius:999px;
    transition:all .3s ease;
}

/* 箭头 */
.rd-mat-card a::after{
    content:"→";
    font-size:20px;
    line-height:1;
    transition:transform .3s ease;
}

/* Hover */
.rd-mat-card a:hover{
    border: 1.5px solid var(--zb-color-accent);
    color:var(--zb-color-accent);
}

.rd-mat-card a:hover::after{
    transform:translateX(4px);
}
      .rd-workflow-wrap{
        padding:clamp(28px,4vw,48px);
        border-radius:var(--zb-radius-lg);
        background:linear-gradient(180deg,#fafafa 0%,#f4f5f7 100%);
      }

      .rd-workflow-grid{
        display:grid;
        grid-template-columns:repeat(5,minmax(0,1fr));
        gap:var(--zb-space-6);
        align-items:center;
      }

      .rd-workflow-item{
        position:relative;
        text-align:center;
      }

      .rd-workflow-item:not(:last-child)::after{
        content:"→";
        position:absolute;
        top:36px;
        right:-18px;
        color:var(--zb-color-accent);
        font-size:1.8rem;
        font-weight:900;
      }

      .rd-workflow-icon{
        width:72px;
        height:72px;
        margin:0 auto 18px;
        border-radius:50%;
        background:#fff;
        display:flex;
        align-items:center;
        justify-content:center;
        box-shadow:var(--zb-shadow-sm);
        font-size:1.6rem;
        font-weight:900;
        color:var(--zb-color-accent);
      }

      .rd-workflow-item h4{
        margin:0 0 8px;
        color:var(--zb-color-primary);
        font-size:1rem;
        font-weight:900;
      }

      .rd-workflow-item p{
        margin:0;
        color:var(--zb-color-muted);
        font-size:.9rem;
        line-height:1.6;
      }

      @media(max-width:991px){
        .rd-workflow-grid{
          grid-template-columns:1fr;
        }

        .rd-workflow-item:not(:last-child)::after{
          content:"↓";
          top:auto;
          right:auto;
          left:50%;
          bottom:-24px;
          transform:translateX(-50%);
        }
      }

      @media(max-width:575px){
        .rd-mat-card{
          width:280px;
          flex-basis:280px;
        }
      }
    
/**** Related Products End ****/
@media(max-width:1199px){
  .rd-article-layout{
    grid-template-columns:1fr;
  }

  .rd-post-content{
    max-width:none;
  }

  .rd-article-sidebar{
    position:static;
    grid-template-columns:1fr;
  }
}

@media(max-width:767px){
  .rd-article-sidebar{
    grid-template-columns:1fr;
  }
  .rd-post-content h2{
    padding-left:20px;
  }

  .rd-post-content h2::before{
    width:4px;
  }

  .rd-post-content h2::after{
    width:10px;
    height:10px;
  }
  .rd-post-content h2:not(:first-child){
    margin-top:42px;
  }
}

/* ARTICLE MAIN LAYOUT END */
@media(max-width:767px){

  .rd-article-layout,
  .rd-post-content,
  .rd-article-sidebar,
  .rd-sidebar-box{
    min-width:0;
    max-width:100%;
  }

  .rd-post-content img,
  .rd-post-content video,
  .rd-post-content iframe{
    max-width:100%;
  }

  .rd-post-content iframe{
    width:100%;
    aspect-ratio:16 / 9;
    height:auto;
  }

  .rd-post-content{
    overflow-wrap:anywhere;
  }

  .rd-post-table-wrap{
    width:100%;
    max-width:100%;
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
  }
}
/* RELATED ARTICLES START */

.rd-related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
  margin-top:clamp(36px,4vw,56px);
}

@media(max-width:1199px){

  .rd-related-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }

}

@media(max-width:767px){

  .rd-related-grid{
    grid-template-columns:1fr;
  }

}

/* RELATED ARTICLES END */