/* ============================================================
   nano-s-plus.css — Ledger Nano S Plus 产品详情页样式
   ============================================================ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;color:#fff;background:#0d0a2e;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 48px}
.page-offset{padding-top:106px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

/* ── 面包屑 ── */
.breadcrumb{
  background:rgba(255,255,255,0.04);
  border-bottom:1px solid rgba(255,255,255,0.08);
  padding:12px 0;
}
.bc-inner{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,0.5)}
.bc-inner a{color:rgba(255,255,255,0.7);transition:color .2s}
.bc-inner a:hover{color:#fff}
.bc-sep{opacity:.4}
.bc-cur{color:rgba(255,255,255,0.9)}

/* ══════════════════════════════
   §1 产品主区 — 深色背景
══════════════════════════════ */
.product-main{
  background:linear-gradient(180deg,#0d0a2e 0%,#160d45 60%,#1a1060 100%);
  padding:48px 0 64px;
  position:relative;
}
.product-main::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(ellipse 60% 40% at 20% 30%,rgba(80,40,200,.18) 0%,transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 60%,rgba(55,48,212,.15) 0%,transparent 60%);
  pointer-events:none;
}

/* 左右布局 */
.product-layout{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:start;
  position:relative;z-index:1;
}

/* ── 左侧：图片轮播 ── */
.gallery{position:relative}
.gallery-main{
  background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:20px;
  overflow:hidden;
  aspect-ratio:4/3;
  display:flex;align-items:center;justify-content:center;
  position:relative;
}
.gallery-slides{width:100%;height:100%;position:relative}
.gallery-slide{
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  opacity:0;transition:opacity .6s ease;
  padding:32px;
}
.gallery-slide.active{opacity:1}
.gallery-slide img{
  max-height:100%;max-width:100%;
  object-fit:contain;
  filter:drop-shadow(0 12px 36px rgba(0,0,0,.5));
}

/* 左右箭头 */
.gallery-btn{
  position:absolute;top:50%;transform:translateY(-50%);
  width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,0.1);
  border:1px solid rgba(255,255,255,0.2);
  color:#fff;font-size:18px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  z-index:10;transition:background .2s;
  backdrop-filter:blur(8px);
}
.gallery-btn:hover{background:rgba(255,255,255,0.2)}
.gallery-prev{left:12px}
.gallery-next{right:12px}

/* 缩略图 */
.gallery-thumbs{
  display:flex;gap:10px;margin-top:14px;
  overflow-x:auto;padding-bottom:4px;
}
.gallery-thumb{
  width:80px;height:60px;flex-shrink:0;
  background:rgba(255,255,255,0.04);
  border:2px solid rgba(255,255,255,0.1);
  border-radius:10px;overflow:hidden;
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  padding:6px;transition:border-color .2s;
}
.gallery-thumb.active{border-color:#3730d4}
.gallery-thumb:hover{border-color:rgba(55,48,212,.6)}
.gallery-thumb img{max-height:100%;max-width:100%;object-fit:contain}

/* ── 右侧：产品信息 ── */
.product-info{display:flex;flex-direction:column;gap:20px}

.product-badge-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.eal-badge{
  background:linear-gradient(135deg,#3730d4,#00c16996);
  color:#fff;font-size:11px;font-weight:800;
  padding:4px 10px;border-radius:6px;letter-spacing:.04em;
}
.product-category{font-size:14px;color:rgba(255,255,255,.6)}

.product-title{
  font-size:clamp(28px,3.5vw,44px);
  font-weight:900;color:#fff;
  line-height:1.1;letter-spacing:-.02em;
}

/* 特性标签 */
.feature-tags{display:flex;flex-wrap:wrap;gap:8px}
.ftag{
  padding:5px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.2);
  font-size:12px;color:rgba(255,255,255,.8);
  background:rgba(255,255,255,.05);
}
.ftag-primary{background:rgba(55,48,212,.3);border-color:rgba(55,48,212,.5);color:#a5b4fc}

/* 价格 */
.price-block{display:flex;align-items:baseline;gap:8px}
.price-main{font-size:36px;font-weight:900;color:#00e5c9}
.price-note{font-size:12px;color:rgba(255,255,255,.45)}

/* 数量 */
.qty-block{display:flex;align-items:center;gap:16px}
.qty-label{font-size:14px;color:rgba(255,255,255,.7)}
.qty-ctrl{
  display:flex;align-items:center;gap:0;
  border:1px solid rgba(255,255,255,.2);border-radius:10px;overflow:hidden;
}
.qty-btn{
  width:36px;height:36px;background:rgba(255,255,255,.06);
  color:#fff;font-size:18px;cursor:pointer;border:none;
  display:flex;align-items:center;justify-content:center;
  transition:background .2s;
}
.qty-btn:hover{background:rgba(255,255,255,.14)}
.qty-num{
  width:48px;height:36px;text-align:center;
  background:transparent;color:#fff;font-size:15px;font-weight:600;
  border:none;border-left:1px solid rgba(255,255,255,.12);border-right:1px solid rgba(255,255,255,.12);
  font-family:inherit;
}

/* 购买按钮 */
.buy-btns{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.btn-cart{
  padding:15px 0;border-radius:999px;
  background:linear-gradient(135deg,#3730d4,#5b21b6);
  color:#fff;font-size:16px;font-weight:700;
  cursor:pointer;border:none;font-family:inherit;
  transition:transform .2s,box-shadow .2s;
}
.btn-cart:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(55,48,212,.5)}
.btn-order{
  padding:15px 0;border-radius:999px;
  background:linear-gradient(135deg,#00e5c9,#00c16996);
  color:#fff;font-size:16px;font-weight:700;
  cursor:pointer;border:none;font-family:inherit;
  transition:transform .2s,box-shadow .2s;
}
.btn-order:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(0,229,201,.45)}

/* 折叠信息 */
.info-accordions{display:flex;flex-direction:column;gap:0;border-radius:12px;overflow:hidden}
.accord{
  border-top:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
}
.accord:first-child{border-top:none}
.accord-hdr{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;cursor:pointer;
  font-size:14px;color:rgba(255,255,255,.8);
}
.accord-hdr .icon{margin-right:10px;font-size:16px}
.accord-arr{font-size:12px;color:rgba(255,255,255,.4);transition:transform .3s}
.accord.open .accord-arr{transform:rotate(180deg)}
.accord-body{
  max-height:0;overflow:hidden;
  transition:max-height .35s ease;
  font-size:13px;color:rgba(255,255,255,.6);
  line-height:1.7;padding:0 18px;
}
.accord.open .accord-body{max-height:200px;padding:0 18px 14px}

/* ══════════════════════════════
   §2 产品详情 — 浅色背景 V形
══════════════════════════════ */
.detail-section{
  background:#f0f0fa;
  padding:0;
  position:relative;overflow:hidden;
}

/* V形顶部 */
.detail-v{
  width:100%;height:180px;
  background:linear-gradient(180deg,#1a1060 0%,#f0f0fa 100%);
  clip-path:polygon(0 0,100% 0,100% 30%,50% 100%,0 30%);
  margin-bottom:-2px;
}

.detail-inner{padding:40px 0 80px}

/* 了解更多标题 */
.detail-hdr{text-align:center;margin-bottom:48px}
.detail-hdr h2{
  font-size:clamp(28px,4vw,48px);
  font-weight:900;color:#1a1a2e;margin-bottom:12px;
}
.detail-partner{
  display:flex;align-items:center;justify-content:center;
  gap:8px;font-size:14px;color:#555;
}
.detail-partner img{height:28px;object-fit:contain}

/* 产品大图展示区 */
.detail-hero{
  display:flex;justify-content:center;align-items:center;
  position:relative;margin-bottom:64px;
  min-height:400px;
}
/* 背景圆形光晕 */
.detail-hero::before{
  content:'';position:absolute;
  width:500px;height:500px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,200,185,.25) 0%,rgba(120,100,255,.2) 50%,transparent 70%);
  pointer-events:none;
}
.detail-hero-img{
  position:relative;z-index:1;
  max-width:600px;width:100%;
}
.detail-hero-img img{
  width:100%;object-fit:contain;
  filter:drop-shadow(0 20px 60px rgba(0,0,0,.2));
}

/* 右侧装饰点阵 */
.dot-deco{
  position:absolute;right:5%;top:10%;
  width:120px;height:180px;
  background-image:radial-gradient(circle,rgba(0,200,185,.4) 1.5px,transparent 1.5px);
  background-size:16px 16px;
  pointer-events:none;
}
.dot-deco-left{
  position:absolute;left:5%;bottom:10%;
  width:100px;height:150px;
  background-image:radial-gradient(circle,rgba(120,100,255,.35) 1.5px,transparent 1.5px);
  background-size:16px 16px;
  pointer-events:none;
}

/* ══════════════════════════════
   §3 视频区
══════════════════════════════ */
.video-section{
  background:#f0f0fa;
  padding:0 0 80px;
}
.video-hdr{text-align:center;margin-bottom:36px}
.video-hdr h2{
  font-size:clamp(22px,3.5vw,38px);
  font-weight:900;color:#1a1a2e;margin-bottom:10px;
}
.video-hdr p{font-size:15px;color:#666}

.video-wrap{
  max-width:800px;margin:0 auto;
  border-radius:16px;overflow:hidden;
  box-shadow:0 20px 60px rgba(0,0,0,.15);
  position:relative;
  background:#000;aspect-ratio:16/9;
}
.video-wrap video{
  width:100%;height:100%;
  object-fit:cover;display:block;
}
/* 无视频时的占位 */
.video-placeholder{
  width:100%;height:100%;
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  gap:16px;color:rgba(255,255,255,.6);
  background:linear-gradient(135deg,#1a1060,#0d0a2e);
}
.video-play-icon{
  width:80px;height:80px;border-radius:50%;
  background:rgba(255,0,0,.85);
  display:flex;align-items:center;justify-content:center;
  font-size:32px;cursor:pointer;
  transition:transform .2s,background .2s;
}
.video-play-icon:hover{transform:scale(1.1);background:rgba(255,0,0,1)}
.video-note{font-size:13px;color:rgba(255,255,255,.4)}

/* 视频下方信任标语 */
.trust-line{
  text-align:center;margin-top:40px;
  font-size:clamp(18px,2.5vw,28px);
  font-weight:800;color:#1a1a2e;
}

/* ══════════════════════════════
   §4 产品详情介绍
══════════════════════════════ */
.specs-section{
  background:#fff;
  padding:80px 0;
}
.specs-hdr{text-align:center;margin-bottom:56px}
.specs-hdr h2{font-size:clamp(24px,3.5vw,40px);font-weight:900;color:#1a1a2e;margin-bottom:10px}
.specs-hdr p{font-size:15px;color:#666;max-width:600px;margin:0 auto}

/* 规格网格 */
.specs-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
  margin-bottom:64px;
}
.spec-card{
  background:#f8f8fc;
  border-radius:16px;padding:28px 24px;
  display:flex;flex-direction:column;gap:12px;
  border:1px solid #eee;
  transition:transform .3s,box-shadow .3s;
}
.spec-card:hover{transform:translateY(-4px);box-shadow:0 12px 36px rgba(55,48,212,.1)}
.spec-icon{
  width:52px;height:52px;border-radius:12px;
  background:linear-gradient(135deg,#ede9fe,#ddd6fe);
  display:flex;align-items:center;justify-content:center;
  font-size:24px;
}
.spec-name{font-size:14px;font-weight:700;color:#1a1a2e}
.spec-val{font-size:13px;color:#555;line-height:1.65}

/* 参数详情表 */
.params-table{
  width:100%;border-collapse:collapse;
  border-radius:16px;overflow:hidden;
  box-shadow:0 2px 16px rgba(0,0,0,.06);
}
.params-table th{
  background:#3730d4;color:#fff;
  padding:16px 20px;font-size:14px;
  text-align:left;
}
.params-table td{
  padding:14px 20px;font-size:14px;color:#333;
  border-bottom:1px solid #f0f0f8;
}
.params-table tr:last-child td{border-bottom:none}
.params-table tr:nth-child(even) td{background:#fafafe}
.params-table td:first-child{color:#666;font-weight:600;width:35%}

/* ══════════════════════════════
   §5 产品对比表
══════════════════════════════ */
.compare-section{
  background:#f8f8fc;
  padding:80px 0;
  border-top:1px solid #eee;
}
.compare-hdr{text-align:center;margin-bottom:12px}
.compare-hdr h2{font-size:clamp(24px,3.5vw,40px);font-weight:900;color:#1a1a2e}
.compare-sub{text-align:center;font-size:15px;color:#666;margin-bottom:40px}
.scroll-hint{text-align:center;font-size:12px;color:#aaa;margin-bottom:10px;display:none}
@media(max-width:768px){.scroll-hint{display:block}}

.compare-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.compare-table{
  width:100%;min-width:700px;
  border-collapse:separate;border-spacing:0;
}
.compare-table thead th{
  padding:18px 14px;font-size:13px;font-weight:700;
  background:#fff;color:#1a1a2e;
  border-bottom:2px solid #eee;text-align:center;
}
.compare-table thead th:first-child{text-align:left;min-width:150px}
.compare-table thead th.current-col{
  background:linear-gradient(135deg,#f0f0ff,#e8e8fc);
  border-top:3px solid #3730d4;
}
.th-prod{display:flex;flex-direction:column;align-items:center;gap:6px}
.th-prod img{height:60px;object-fit:contain;filter:drop-shadow(0 4px 12px rgba(0,0,0,.12))}
.th-prod-name{font-size:13px;font-weight:800;color:#1a1a2e}
.th-prod-price{font-size:13px;font-weight:700;color:#3730d4}
.th-btn{
  display:inline-flex;padding:5px 14px;
  background:#3730d4;color:#fff;
  font-size:11px;font-weight:600;border-radius:999px;
  transition:background .2s;
}
.th-btn:hover{background:#2820b8}
.th-btn.current{background:#00c16996}

.compare-table tbody td{
  padding:14px;font-size:13px;color:#333;
  text-align:center;vertical-align:middle;
  border-bottom:1px solid #f0f0f8;
}
.compare-table tbody td:first-child{
  text-align:left;font-weight:600;color:#555;
  background:#fafafe;border-right:1px solid #eee;
  padding-left:18px;
}
.compare-table tbody tr:hover{background:rgba(55,48,212,.02)}
.row-cat td{
  background:#f0f0fc !important;
  font-weight:800;color:#3730d4 !important;
  font-size:12px;letter-spacing:.04em;text-transform:uppercase;
  padding:9px 18px;border-bottom:none;
}
.yes{color:#00c16996;font-size:17px;font-weight:700}
.no{color:#ddd;font-size:17px}
.partial{color:#f5a623;font-size:12px;font-weight:600}
.current-col td{background:rgba(55,48,212,.04)}
.highlight-row td{background:rgba(55,48,212,.03)}

/* 推荐徽章 */
.rbadge{display:inline-flex;padding:3px 9px;border-radius:999px;font-size:11px;font-weight:700}
.rb-cur{background:#3730d4;color:#fff}
.rb-val{background:#00c16996;color:#fff}
.rb-new{background:#7c3aed;color:#fff}
.rb-top{background:#f5a623;color:#fff}

/* ══════════════════════════════
   §6 底部CTA
══════════════════════════════ */
.bottom-cta{
  background:linear-gradient(135deg,#0d0a2e,#1a1060);
  padding:64px 0;text-align:center;
  position:relative;overflow:hidden;
}
.bottom-cta::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 50% at 50% 0%,rgba(55,48,212,.3) 0%,transparent 65%);
  pointer-events:none;
}
.bottom-cta h2{font-size:clamp(22px,3.5vw,38px);font-weight:800;color:#fff;margin-bottom:10px;position:relative;z-index:1}
.bottom-cta p{font-size:15px;color:rgba(255,255,255,.7);margin-bottom:32px;position:relative;z-index:1}
.cta-btns{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;position:relative;z-index:1}
.btn-cta-green{padding:14px 40px;background:#00e5c9;color:#fff;font-size:15px;font-weight:700;border-radius:999px;cursor:pointer;transition:transform .2s,box-shadow .2s}
.btn-cta-green:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(0,229,201,.4)}
.btn-cta-ol{padding:13px 40px;background:transparent;color:#fff;font-size:15px;font-weight:700;border-radius:999px;border:2px solid rgba(255,255,255,.5);cursor:pointer;transition:border-color .2s,transform .2s}
.btn-cta-ol:hover{border-color:#fff;transform:translateY(-2px)}

/* ── Footer ── */
.footer{background:#090720;border-top:1px solid rgba(255,255,255,.06);padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-desc{font-size:13px;color:rgba(255,255,255,.45);line-height:1.8;margin:12px 0 20px;max-width:230px}
.footer-socials{display:flex;gap:10px}
.footer-soc{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:14px;cursor:pointer;transition:background .2s}
.footer-soc:hover{background:rgba(255,255,255,.14)}
.footer-col-h{font-size:11px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a{font-size:13px;color:rgba(255,255,255,.45);transition:color .2s}
.footer-links a:hover{color:#fff}
.footer-bot{border-top:1px solid rgba(255,255,255,.06);padding-top:22px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}
.footer-copy{font-size:12px;color:rgba(255,255,255,.3)}
.footer-legal{display:flex;gap:16px}
.footer-legal a{font-size:12px;color:rgba(255,255,255,.3);transition:color .2s}
.footer-legal a:hover{color:rgba(255,255,255,.65)}

/* ── 响应式 ── */
@media(max-width:960px){
  .product-layout{grid-template-columns:1fr;gap:40px}
  .specs-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:600px){
  .container{padding:0 16px}
  .product-layout{gap:28px}
  .specs-grid{grid-template-columns:1fr}
  .buy-btns{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .gallery-thumbs{gap:6px}
  .gallery-thumb{width:64px;height:48px}
  .detail-hero{min-height:260px}
  .detail-hero::before{width:300px;height:300px}
}

/* ══ 产品特性介绍区 ══ */
.features-section {
  background: #fff;
  padding: 80px 0;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto 96px;
  padding: 0 48px;
}
.feature-row:last-child { margin-bottom: 0; }

/* 右文左图：交换顺序 */
.feature-row.reverse .feature-text { order: 2; }
.feature-row.reverse .feature-img  { order: 1; }

/* 标签 */
.feature-tag {
  display: inline-flex;
  padding: 4px 14px;
  background: linear-gradient(135deg, #ffffff, #ffffff);
  color: #3730d4;
  font-size: 12px;
  font-weight: 700;
  border-radius: 999px;
  letter-spacing: .04em;
  margin-bottom: 16px;
}

/* 标题 */
.feature-title {
  font-size: clamp(22px, 2.8vw, 34px);
  font-weight: 900;
  color: #1a1a2e;
  line-height: 1.25;
  margin-bottom: 18px;
  letter-spacing: -.01em;
}

/* 描述 */
.feature-desc {
  font-size: 15px;
  color: #555;
  line-height: 1.85;
  margin-bottom: 24px;
}

/* 特性列表 */
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.feature-list li {
  font-size: 14px;
  color: #333;
  display: flex;
  align-items: center;
  gap: 8px;
}
.feature-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3730d4;
  flex-shrink: 0;
}

/* 去掉原来的 ✓ 避免重复，或者直接保留文字里的 ✓ */
.feature-list li {
  padding-left: 4px;
}

/* 图片区 */
/* 第585行，把background改掉 */
.feature-img {
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;  /* 原来是 linear-gradient(135deg, #f5f3ff, #ede9fe) 改这里 */
  border-radius: 0;          /* 原来是 24px 改这里 */
  min-height: 340px;
  padding: 32px;
  position: relative;
  overflow: hidden;
}
/* .feature-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(55,48,212,.08) 0%, transparent 70%);
} */

.feature-img img {
  max-height: 300px;
  max-width: 100%;
  object-fit: contain;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 12px 36px rgba(0,0,0,.15));
  transition: transform .4s ease;
}
.feature-img:hover img {
  transform: translateY(-8px) scale(1.03);
}

/* 移动端适配 */
@media (max-width: 900px) {
  .feature-row {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 0 20px;
    margin-bottom: 64px;
  }
  .feature-row.reverse .feature-text { order: 1; }
  .feature-row.reverse .feature-img  { order: 2; }
  .feature-img { min-height: 240px; }
  .feature-title { font-size: clamp(20px, 5vw, 28px); }
}

/* ── 追加样式 ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;color:#fff;background:#0d0a2e;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 48px}
.page-offset{padding-top:106px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

/* ── 面包屑 ── */
.breadcrumb{
  background:rgba(255,255,255,0.04);
  border-bottom:1px solid rgba(255,255,255,0.08);
  padding:12px 0;
}
.bc-inner{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,0.5)}
.bc-inner a{color:rgba(255,255,255,0.7);transition:color .2s}
.bc-inner a:hover{color:#fff}
.bc-sep{opacity:.4}
.bc-cur{color:rgba(255,255,255,0.9)}

/* ══════════════════════════════
   §1 产品主区 — 深色背景
══════════════════════════════ */
.product-main{
  background:linear-gradient(180deg,#0d0a2e 0%,#160d45 60%,#1a1060 100%);
  padding:48px 0 64px;
  position:relative;
}
.product-main::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(ellipse 60% 40% at 20% 30%,rgba(80,40,200,.18) 0%,transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 60%,rgba(55,48,212,.15) 0%,transparent 60%);
  pointer-events:none;
}

/* 左右布局 */
.product-layout{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:start;
  position:relative;z-index:1;
}

/* ── 左侧：图片轮播 ── */
.gallery{position:relative}
.gallery-main{
  background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:20px;
  overflow:hidden;
  aspect-ratio:4/3;
  display:flex;align-items:center;justify-content:center;
  position:relative;
}
.gallery-slides{width:100%;height:100%;position:relative}
.gallery-slide{
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  opacity:0;transition:opacity .6s ease;
  padding:32px;
}
.gallery-slide.active{opacity:1}
.gallery-slide img{
  max-height:100%;max-width:100%;
  object-fit:contain;
  filter:drop-shadow(0 12px 36px rgba(0,0,0,.5));
}

/* 左右箭头 */
.gallery-btn{
  position:absolute;top:50%;transform:translateY(-50%);
  width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,0.1);
  border:1px solid rgba(255,255,255,0.2);
  color:#fff;font-size:18px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  z-index:10;transition:background .2s;
  backdrop-filter:blur(8px);
}
.gallery-btn:hover{background:rgba(255,255,255,0.2)}
.gallery-prev{left:12px}
.gallery-next{right:12px}

/* 缩略图 */
.gallery-thumbs{
  display:flex;gap:10px;margin-top:14px;
  overflow-x:auto;padding-bottom:4px;
}
.gallery-thumb{
  width:80px;height:60px;flex-shrink:0;
  background:rgba(255,255,255,0.04);
  border:2px solid rgba(255,255,255,0.1);
  border-radius:10px;overflow:hidden;
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  padding:6px;transition:border-color .2s;
}
.gallery-thumb.active{border-color:#3730d4}
.gallery-thumb:hover{border-color:rgba(55,48,212,.6)}
.gallery-thumb img{max-height:100%;max-width:100%;object-fit:contain}

/* ── 右侧：产品信息 ── */
.product-info{display:flex;flex-direction:column;gap:20px}

.product-badge-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.eal-badge{
  background:linear-gradient(135deg,#3730d4,#00c16996);
  color:#fff;font-size:11px;font-weight:800;
  padding:4px 10px;border-radius:6px;letter-spacing:.04em;
}
.product-category{font-size:14px;color:rgba(255,255,255,.6)}

.product-title{
  font-size:clamp(28px,3.5vw,44px);
  font-weight:900;color:#fff;
  line-height:1.1;letter-spacing:-.02em;
}

/* 特性标签 */
.feature-tags{display:flex;flex-wrap:wrap;gap:8px}
.ftag{
  padding:5px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.2);
  font-size:12px;color:rgba(255,255,255,.8);
  background:rgba(255,255,255,.05);
}
.ftag-primary{background:rgba(55,48,212,.3);border-color:rgba(55,48,212,.5);color:#a5b4fc}

/* 价格 */
.price-block{display:flex;align-items:baseline;gap:8px}
.price-main{font-size:36px;font-weight:900;color:#00e5c9}
.price-note{font-size:12px;color:rgba(255,255,255,.45)}

/* 数量 */
.qty-block{display:flex;align-items:center;gap:16px}
.qty-label{font-size:14px;color:rgba(255,255,255,.7)}
.qty-ctrl{
  display:flex;align-items:center;gap:0;
  border:1px solid rgba(255,255,255,.2);border-radius:10px;overflow:hidden;
}
.qty-btn{
  width:36px;height:36px;background:rgba(255,255,255,.06);
  color:#fff;font-size:18px;cursor:pointer;border:none;
  display:flex;align-items:center;justify-content:center;
  transition:background .2s;
}
.qty-btn:hover{background:rgba(255,255,255,.14)}
.qty-num{
  width:48px;height:36px;text-align:center;
  background:transparent;color:#fff;font-size:15px;font-weight:600;
  border:none;border-left:1px solid rgba(255,255,255,.12);border-right:1px solid rgba(255,255,255,.12);
  font-family:inherit;
}

/* 购买按钮 */
.buy-btns{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.btn-cart{
  padding:15px 0;border-radius:999px;
  background:linear-gradient(135deg,#3730d4,#5b21b6);
  color:#fff;font-size:16px;font-weight:700;
  cursor:pointer;border:none;font-family:inherit;
  transition:transform .2s,box-shadow .2s;
}
.btn-cart:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(55,48,212,.5)}
.btn-order{
  padding:15px 0;border-radius:999px;
  background:linear-gradient(135deg,#00e5c9,#00c16996);
  color:#fff;font-size:16px;font-weight:700;
  cursor:pointer;border:none;font-family:inherit;
  transition:transform .2s,box-shadow .2s;
}
.btn-order:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(0,229,201,.45)}

/* 折叠信息 */
.info-accordions{display:flex;flex-direction:column;gap:0;border-radius:12px;overflow:hidden}
.accord{
  border-top:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
}
.accord:first-child{border-top:none}
.accord-hdr{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;cursor:pointer;
  font-size:14px;color:rgba(255,255,255,.8);
}
.accord-hdr .icon{margin-right:10px;font-size:16px}
.accord-arr{font-size:12px;color:rgba(255,255,255,.4);transition:transform .3s}
.accord.open .accord-arr{transform:rotate(180deg)}
.accord-body{
  max-height:0;overflow:hidden;
  transition:max-height .35s ease;
  font-size:13px;color:rgba(255,255,255,.6);
  line-height:1.7;padding:0 18px;
}
.accord.open .accord-body{max-height:200px;padding:0 18px 14px}

/* ══════════════════════════════
   §2 产品详情 — 浅色背景 V形
══════════════════════════════ */
.detail-section{
  background:#f0f0fa;
  padding:0;
  position:relative;overflow:hidden;
}

/* V形顶部 */
.detail-v{
  width:100%;height:180px;
  background:linear-gradient(180deg,#1a1060 0%,#f0f0fa 100%);
  clip-path:polygon(0 0,100% 0,100% 30%,50% 100%,0 30%);
  margin-bottom:-2px;
}

.detail-inner{padding:40px 0 80px}

/* 了解更多标题 */
.detail-hdr{text-align:center;margin-bottom:48px}
.detail-hdr h2{
  font-size:clamp(28px,4vw,48px);
  font-weight:900;color:#1a1a2e;margin-bottom:12px;
}
.detail-partner{
  display:flex;align-items:center;justify-content:center;
  gap:8px;font-size:14px;color:#555;
}
.detail-partner img{height:28px;object-fit:contain}

/* 产品大图展示区 */
.detail-hero{
  display:flex;justify-content:center;align-items:center;
  position:relative;margin-bottom:64px;
  min-height:400px;
}
/* 背景圆形光晕 */
.detail-hero::before{
  content:'';position:absolute;
  width:500px;height:500px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,200,185,.25) 0%,rgba(120,100,255,.2) 50%,transparent 70%);
  pointer-events:none;
}
.detail-hero-img{
  position:relative;z-index:1;
  max-width:600px;width:100%;
}
.detail-hero-img img{
  width:100%;object-fit:contain;
  filter:drop-shadow(0 20px 60px rgba(0,0,0,.2));
}

/* 右侧装饰点阵 */
.dot-deco{
  position:absolute;right:5%;top:10%;
  width:120px;height:180px;
  background-image:radial-gradient(circle,rgba(0,200,185,.4) 1.5px,transparent 1.5px);
  background-size:16px 16px;
  pointer-events:none;
}
.dot-deco-left{
  position:absolute;left:5%;bottom:10%;
  width:100px;height:150px;
  background-image:radial-gradient(circle,rgba(120,100,255,.35) 1.5px,transparent 1.5px);
  background-size:16px 16px;
  pointer-events:none;
}

/* ══════════════════════════════
   §3 视频区
══════════════════════════════ */
.video-section{
  background:#f0f0fa;
  padding:0 0 80px;
}
.video-hdr{text-align:center;margin-bottom:36px}
.video-hdr h2{
  font-size:clamp(22px,3.5vw,38px);
  font-weight:900;color:#1a1a2e;margin-bottom:10px;
}
.video-hdr p{font-size:15px;color:#666}

.video-wrap{
  max-width:800px;margin:0 auto;
  border-radius:16px;overflow:hidden;
  box-shadow:0 20px 60px rgba(0,0,0,.15);
  position:relative;
  background:#000;aspect-ratio:16/9;
}
.video-wrap video{
  width:100%;height:100%;
  object-fit:cover;display:block;
}
/* 无视频时的占位 */
.video-placeholder{
  width:100%;height:100%;
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  gap:16px;color:rgba(255,255,255,.6);
  background:linear-gradient(135deg,#1a1060,#0d0a2e);
}
.video-play-icon{
  width:80px;height:80px;border-radius:50%;
  background:rgba(255,0,0,.85);
  display:flex;align-items:center;justify-content:center;
  font-size:32px;cursor:pointer;
  transition:transform .2s,background .2s;
}
.video-play-icon:hover{transform:scale(1.1);background:rgba(255,0,0,1)}
.video-note{font-size:13px;color:rgba(255,255,255,.4)}

/* 视频下方信任标语 */
.trust-line{
  text-align:center;margin-top:40px;
  font-size:clamp(18px,2.5vw,28px);
  font-weight:800;color:#1a1a2e;
}

/* ══════════════════════════════
   §4 产品详情介绍
══════════════════════════════ */
.specs-section{
  background:#fff;
  padding:80px 0;
}
.specs-hdr{text-align:center;margin-bottom:56px}
.specs-hdr h2{font-size:clamp(24px,3.5vw,40px);font-weight:900;color:#1a1a2e;margin-bottom:10px}
.specs-hdr p{font-size:15px;color:#666;max-width:600px;margin:0 auto}

/* 规格网格 */
.specs-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
  margin-bottom:64px;
}
.spec-card{
  background:#f8f8fc;
  border-radius:16px;padding:28px 24px;
  display:flex;flex-direction:column;gap:12px;
  border:1px solid #eee;
  transition:transform .3s,box-shadow .3s;
}
.spec-card:hover{transform:translateY(-4px);box-shadow:0 12px 36px rgba(55,48,212,.1)}
.spec-icon{
  width:52px;height:52px;border-radius:12px;
  background:linear-gradient(135deg,#ede9fe,#ddd6fe);
  display:flex;align-items:center;justify-content:center;
  font-size:24px;
}
.spec-name{font-size:14px;font-weight:700;color:#1a1a2e}
.spec-val{font-size:13px;color:#555;line-height:1.65}

/* 参数详情表 */
.params-table{
  width:100%;border-collapse:collapse;
  border-radius:16px;overflow:hidden;
  box-shadow:0 2px 16px rgba(0,0,0,.06);
}
.params-table th{
  background:#3730d4;color:#fff;
  padding:16px 20px;font-size:14px;
  text-align:left;
}
.params-table td{
  padding:14px 20px;font-size:14px;color:#333;
  border-bottom:1px solid #f0f0f8;
}
.params-table tr:last-child td{border-bottom:none}
.params-table tr:nth-child(even) td{background:#fafafe}
.params-table td:first-child{color:#666;font-weight:600;width:35%}

/* ══════════════════════════════
   §5 产品对比表
══════════════════════════════ */
.compare-section{
  background:#f8f8fc;
  padding:80px 0;
  border-top:1px solid #eee;
}
.compare-hdr{text-align:center;margin-bottom:12px}
.compare-hdr h2{font-size:clamp(24px,3.5vw,40px);font-weight:900;color:#1a1a2e}
.compare-sub{text-align:center;font-size:15px;color:#666;margin-bottom:40px}
.scroll-hint{text-align:center;font-size:12px;color:#aaa;margin-bottom:10px;display:none}
@media(max-width:768px){.scroll-hint{display:block}}

.compare-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.compare-table{
  width:100%;min-width:700px;
  border-collapse:separate;border-spacing:0;
}
.compare-table thead th{
  padding:18px 14px;font-size:13px;font-weight:700;
  background:#fff;color:#1a1a2e;
  border-bottom:2px solid #eee;text-align:center;
}
.compare-table thead th:first-child{text-align:left;min-width:150px}
.compare-table thead th.current-col{
  background:linear-gradient(135deg,#f0f0ff,#e8e8fc);
  border-top:3px solid #3730d4;
}
.th-prod{display:flex;flex-direction:column;align-items:center;gap:6px}
.th-prod img{height:60px;object-fit:contain;filter:drop-shadow(0 4px 12px rgba(0,0,0,.12))}
.th-prod-name{font-size:13px;font-weight:800;color:#1a1a2e}
.th-prod-price{font-size:13px;font-weight:700;color:#3730d4}
.th-btn{
  display:inline-flex;padding:5px 14px;
  background:#3730d4;color:#fff;
  font-size:11px;font-weight:600;border-radius:999px;
  transition:background .2s;
}
.th-btn:hover{background:#2820b8}
.th-btn.current{background:#00c16996}

.compare-table tbody td{
  padding:14px;font-size:13px;color:#333;
  text-align:center;vertical-align:middle;
  border-bottom:1px solid #f0f0f8;
}
.compare-table tbody td:first-child{
  text-align:left;font-weight:600;color:#555;
  background:#fafafe;border-right:1px solid #eee;
  padding-left:18px;
}
.compare-table tbody tr:hover{background:rgba(55,48,212,.02)}
.row-cat td{
  background:#f0f0fc !important;
  font-weight:800;color:#3730d4 !important;
  font-size:12px;letter-spacing:.04em;text-transform:uppercase;
  padding:9px 18px;border-bottom:none;
}
.yes{color:#00c16996;font-size:17px;font-weight:700}
.no{color:#ddd;font-size:17px}
.partial{color:#f5a623;font-size:12px;font-weight:600}
.current-col td{background:rgba(55,48,212,.04)}
.highlight-row td{background:rgba(55,48,212,.03)}

/* 推荐徽章 */
.rbadge{display:inline-flex;padding:3px 9px;border-radius:999px;font-size:11px;font-weight:700}
.rb-cur{background:#3730d4;color:#fff}
.rb-val{background:#00c16996;color:#fff}
.rb-new{background:#7c3aed;color:#fff}
.rb-top{background:#f5a623;color:#fff}

/* ══════════════════════════════
   §6 底部CTA
══════════════════════════════ */
.bottom-cta{
  background:linear-gradient(135deg,#0d0a2e,#1a1060);
  padding:64px 0;text-align:center;
  position:relative;overflow:hidden;
}
.bottom-cta::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 50% at 50% 0%,rgba(55,48,212,.3) 0%,transparent 65%);
  pointer-events:none;
}
.bottom-cta h2{font-size:clamp(22px,3.5vw,38px);font-weight:800;color:#fff;margin-bottom:10px;position:relative;z-index:1}
.bottom-cta p{font-size:15px;color:rgba(255,255,255,.7);margin-bottom:32px;position:relative;z-index:1}
.cta-btns{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;position:relative;z-index:1}
.btn-cta-green{padding:14px 40px;background:#00e5c9;color:#fff;font-size:15px;font-weight:700;border-radius:999px;cursor:pointer;transition:transform .2s,box-shadow .2s}
.btn-cta-green:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(0,229,201,.4)}
.btn-cta-ol{padding:13px 40px;background:transparent;color:#fff;font-size:15px;font-weight:700;border-radius:999px;border:2px solid rgba(255,255,255,.5);cursor:pointer;transition:border-color .2s,transform .2s}
.btn-cta-ol:hover{border-color:#fff;transform:translateY(-2px)}

/* ── Footer ── */
.footer{background:#090720;border-top:1px solid rgba(255,255,255,.06);padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-desc{font-size:13px;color:rgba(255,255,255,.45);line-height:1.8;margin:12px 0 20px;max-width:230px}
.footer-socials{display:flex;gap:10px}
.footer-soc{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:14px;cursor:pointer;transition:background .2s}
.footer-soc:hover{background:rgba(255,255,255,.14)}
.footer-col-h{font-size:11px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a{font-size:13px;color:rgba(255,255,255,.45);transition:color .2s}
.footer-links a:hover{color:#fff}
.footer-bot{border-top:1px solid rgba(255,255,255,.06);padding-top:22px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}
.footer-copy{font-size:12px;color:rgba(255,255,255,.3)}
.footer-legal{display:flex;gap:16px}
.footer-legal a{font-size:12px;color:rgba(255,255,255,.3);transition:color .2s}
.footer-legal a:hover{color:rgba(255,255,255,.65)}

/* ── 响应式 ── */
@media(max-width:960px){
  .product-layout{grid-template-columns:1fr;gap:40px}
  .specs-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:600px){
  .container{padding:0 16px}
  .product-layout{gap:28px}
  .specs-grid{grid-template-columns:1fr}
  .buy-btns{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .gallery-thumbs{gap:6px}
  .gallery-thumb{width:64px;height:48px}
  .detail-hero{min-height:260px}
  .detail-hero::before{width:300px;height:300px}
}

/* ══ 产品特性介绍区 ══ */
.features-section {
  background: #fff;
  padding: 80px 0;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto 96px;
  padding: 0 48px;
}
.feature-row:last-child { margin-bottom: 0; }

/* 右文左图：交换顺序 */
.feature-row.reverse .feature-text { order: 2; }
.feature-row.reverse .feature-img  { order: 1; }

/* 标签 */
.feature-tag {
  display: inline-flex;
  padding: 4px 14px;
  background: linear-gradient(135deg, #ede9fe, #ddd6fe);
  color: #3730d4;
  font-size: 12px;
  font-weight: 700;
  border-radius: 999px;
  letter-spacing: .04em;
  margin-bottom: 16px;
}

/* 标题 */
.feature-title {
  font-size: clamp(22px, 2.8vw, 34px);
  font-weight: 900;
  color: #1a1a2e;
  line-height: 1.25;
  margin-bottom: 18px;
  letter-spacing: -.01em;
}

/* 描述 */
.feature-desc {
  font-size: 15px;
  color: #555;
  line-height: 1.85;
  margin-bottom: 24px;
}

/* 特性列表 */
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.feature-list li {
  font-size: 14px;
  color: #333;
  display: flex;
  align-items: center;
  gap: 8px;
}
.feature-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3730d4;
  flex-shrink: 0;
}

/* 去掉原来的 ✓ 避免重复，或者直接保留文字里的 ✓ */
.feature-list li {
  padding-left: 4px;
}

/* 图片区 */
.feature-img {
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border-radius: 16px; 
  border-radius: 0;
  min-height: 340px;
  padding: 0;          /* 原来是 32px，改成 0 */
  position: relative;
  overflow: visible;   /* 原来是 hidden，改成 visible */
}
.feature-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(55,48,212,.08) 0%, transparent 70%);
}
.feature-img img {
  max-height: 400px;
  max-width: 100%;
  object-fit: contain;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 12px 36px rgba(0,0,0,.15));
  transition: transform .4s ease;
}
.feature-img:hover img {
  transform: translateY(-8px) scale(1.03);
}

/* 移动端适配 */
@media (max-width: 900px) {
  .feature-row {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 0 20px;
    margin-bottom: 64px;
  }
  .feature-row.reverse .feature-text { order: 1; }
  .feature-row.reverse .feature-img  { order: 2; }
  .feature-img { min-height: 240px; }
  .feature-title { font-size: clamp(20px, 5vw, 28px); }
}