/* =====================================================
   LazySEO — Product & Product Detail Pages
   高端商业级产品展示样式
   ===================================================== */

/* ---------- Banner ---------- */
.lz-product-banner{
  position:relative;
  background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 50%,#312e81 100%);
  color:#fff;
  padding:140px 0 100px;
  overflow:hidden;
}
.lz-product-banner--detail{padding:140px 0 70px}
.lz-banner-grid{
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:40px 40px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.6),transparent 70%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.6),transparent 70%);
  pointer-events:none;
}
.lz-product-banner .container{position:relative;z-index:2}
.lz-breadcrumb{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:.85rem;
  margin-bottom:18px;
}
.lz-breadcrumb a{color:var(--text-light);transition:color .3s}
.lz-breadcrumb a:hover{color:var(--primary)}
.lz-breadcrumb--light a{color:rgba(255,255,255,.75)}
.lz-breadcrumb--light a:hover{color:#fff}
.lz-breadcrumb span{color:var(--text-lighter)}
.lz-breadcrumb--light span{color:rgba(255,255,255,.45)}
.lz-product-banner h1{
  font-size:clamp(2rem,5vw,3.4rem);
  font-weight:800;
  line-height:1.15;
  margin-bottom:18px;
  letter-spacing:-1px;
}
.lz-product-banner p{
  max-width:720px;
  font-size:1.05rem;
  color:rgba(255,255,255,.8);
  line-height:1.75;
  margin-bottom:24px;
}
.lz-banner-tags{display:flex;flex-wrap:wrap;gap:10px}
.lz-banner-tags span{
  display:inline-flex;
  align-items:center;
  padding:8px 16px;
  border-radius:999px;
  font-size:.8rem;
  font-weight:600;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(8px);
}
.lz-banner-visual{
  position:absolute;
  right:0;
  top:50%;
  transform:translateY(-50%);
  width:340px;
  opacity:.9;
  pointer-events:none;
}
.lz-banner-visual img{width:100%;height:auto;filter:drop-shadow(0 30px 60px rgba(0,0,0,.35))}

/* ---------- Section ---------- */
.lz-section{padding:90px 0;background:var(--bg)}

/* ---------- Filter ---------- */
.lz-filter{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:center;
  margin-bottom:44px;
}
.lz-filter button{
  padding:10px 22px;
  border-radius:999px;
  border:1px solid var(--border);
  background:var(--card-bg);
  color:var(--text);
  font-size:.9rem;
  font-weight:600;
  cursor:pointer;
  transition:all .3s var(--ease);
}
.lz-filter button:hover{
  border-color:var(--primary);
  color:var(--primary);
  transform:translateY(-2px);
}
.lz-filter button.active{
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;
  border-color:transparent;
  box-shadow:0 10px 28px -8px rgba(79,70,229,.45);
}

/* ---------- Product Grid ---------- */
.lz-product-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}
.lz-product-card{
  position:relative;
  background:var(--card-bg);
  border:1px solid var(--border);
  border-radius:var(--radius-xl,20px);
  padding:34px 30px 30px;
  display:flex;
  flex-direction:column;
  transition:all .4s var(--ease);
  overflow:hidden;
}
.lz-product-card::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(79,70,229,.06),rgba(236,72,153,.04));
  opacity:0;
  transition:opacity .4s;
  pointer-events:none;
}
.lz-product-card:hover{
  transform:translateY(-8px);
  border-color:rgba(79,70,229,.35);
  box-shadow:0 24px 50px -12px rgba(15,23,42,.12);
}
.lz-product-card:hover::before{opacity:1}
.lz-card-badge{
  position:absolute;
  top:18px;
  right:18px;
  padding:5px 12px;
  border-radius:999px;
  font-size:.7rem;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.5px;
  background:linear-gradient(135deg,#f59e0b,#ef4444);
  color:#fff;
}
.lz-card-icon{
  width:66px;
  height:66px;
  margin-bottom:22px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:18px;
  background:linear-gradient(135deg,rgba(79,70,229,.1),rgba(236,72,153,.08));
}
.lz-card-icon svg{width:36px;height:36px}
.lz-product-card h3{
  font-size:1.18rem;
  font-weight:800;
  color:var(--secondary);
  margin-bottom:12px;
  line-height:1.35;
}
.lz-card-desc{
  font-size:.9rem;
  color:var(--text-secondary);
  line-height:1.7;
  margin-bottom:18px;
  flex:1;
}
.lz-card-price{
  font-size:1.6rem;
  font-weight:800;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  margin-bottom:18px;
}
.lz-card-price small{font-size:.75rem;font-weight:600;-webkit-text-fill-color:var(--text-light)}
.lz-card-features{
  list-style:none;
  padding:0;
  margin:0 0 24px;
}
.lz-card-features li{
  position:relative;
  padding-left:22px;
  font-size:.82rem;
  color:var(--text-secondary);
  margin-bottom:8px;
}
.lz-card-features li::before{
  content:'';
  position:absolute;
  left:0;
  top:6px;
  width:8px;
  height:8px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));
}
.lz-card-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  width:100%;
  padding:13px 24px;
  border-radius:12px;
  font-weight:700;
  font-size:.9rem;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;
  border:none;
  cursor:pointer;
  transition:transform .3s,box-shadow .3s;
  text-decoration:none;
}
.lz-card-btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px -8px rgba(79,70,229,.45)}
.lz-card-btn--lg{padding:15px 38px;width:auto}

/* ---------- Pagination ---------- */
.lz-pagination{margin-top:54px;display:flex;justify-content:center;align-items:center;gap:8px}
.lz-pagination a,
.lz-pagination span{
  min-width:42px;
  height:42px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  border:1px solid var(--border);
  background:var(--card-bg);
  color:var(--text);
  font-size:.88rem;
  font-weight:600;
  text-decoration:none;
  transition:all .25s;
}
.lz-pagination a:hover{border-color:var(--primary);color:var(--primary)}
.lz-pagination span.current{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;border-color:transparent}

/* ---------- Empty ---------- */
.lz-empty{
  text-align:center;
  padding:90px 20px;
  color:var(--text-light);
}
.lz-empty-icon{
  width:90px;
  height:90px;
  margin:0 auto 22px;
  color:var(--primary);
  opacity:.7;
}
.lz-empty h3{font-size:1.4rem;color:var(--secondary);margin-bottom:8px}
.lz-empty p{font-size:.95rem}

/* ---------- Detail ---------- */
.lz-product-detail{
  display:grid;
  grid-template-columns:minmax(300px,420px) 1fr;
  gap:48px;
  align-items:start;
}
.lz-detail-visual{position:sticky;top:100px}
.lz-detail-stage{
  background:linear-gradient(135deg,#eef2ff,#f5f3ff);
  border-radius:var(--radius-xl,20px);
  padding:50px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:24px;
  border:1px solid var(--border);
}
.lz-detail-stage img{width:100%;max-width:260px;height:auto}
.lz-detail-stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}
.lz-stat{
  text-align:center;
  padding:18px 12px;
  background:var(--card-bg);
  border:1px solid var(--border);
  border-radius:var(--radius-lg,16px);
}
.lz-stat strong{display:block;font-size:1.1rem;color:var(--secondary);margin-bottom:4px}
.lz-stat span{font-size:.78rem;color:var(--text-light)}
.lz-detail-body{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-xl,20px);padding:40px}
.lz-detail-content{line-height:1.85;color:var(--text);font-size:1rem}
.lz-detail-cta{display:flex;align-items:center;gap:18px;margin-top:32px;flex-wrap:wrap}
.lz-detail-back{
  font-size:.92rem;
  font-weight:700;
  color:var(--text-secondary);
  text-decoration:none;
  transition:color .3s;
}
.lz-detail-back:hover{color:var(--primary)}
.lz-detail-tags{margin-top:38px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.lz-detail-tags span{font-weight:700;color:var(--secondary)}
.lz-detail-tags a{
  padding:6px 14px;
  border-radius:999px;
  background:var(--bg-subtle);
  border:1px solid var(--border);
  font-size:.82rem;
  color:var(--text-secondary);
  text-decoration:none;
  transition:all .25s;
}
.lz-detail-tags a:hover{border-color:var(--primary);color:var(--primary)}
.lz-detail-nav{
  margin-top:44px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:20px;
}
.lz-detail-nav a{
  padding:22px;
  border-radius:var(--radius-lg,16px);
  background:var(--card-bg);
  border:1px solid var(--border);
  text-decoration:none;
  transition:all .3s;
}
.lz-detail-nav a.next{text-align:right}
.lz-detail-nav a:hover{border-color:var(--primary);transform:translateY(-3px)}
.lz-detail-nav a span{display:block;font-size:.78rem;color:var(--text-light);margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}
.lz-detail-nav a strong{display:block;font-size:1rem;color:var(--secondary);line-height:1.35}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .lz-product-grid{grid-template-columns:repeat(2,1fr)}
  .lz-banner-visual{width:260px}
}
@media (max-width:768px){
  .lz-product-banner{padding:110px 0 70px}
  .lz-banner-visual{display:none}
  .lz-product-grid{grid-template-columns:1fr}
  .lz-product-detail{grid-template-columns:1fr}
  .lz-detail-visual{position:static}
  .lz-detail-nav{grid-template-columns:1fr}
  .lz-detail-nav a.next{text-align:left}
  .lz-detail-body{padding:26px}
}