/* ===== 产品介绍 ===== */
.product-detail-section{padding:80px 0}
.product-detail-row{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;margin-bottom:60px}
.product-detail-row.reverse{direction:rtl}.product-detail-row.reverse>*{direction:ltr}
.product-spec h3{font-size:26px;font-weight:700;margin-bottom:20px}
.product-spec .spec-table{width:100%;border-collapse:collapse}
.product-spec .spec-table td{padding:14px 16px;font-size:15px;border-bottom:1px solid var(--border)}
.product-spec .spec-table td:first-child{color:var(--text-light);width:200px;font-weight:500}
.product-spec .spec-table td:last-child{color:var(--text);font-weight:500}
.product-image-box{border-radius:var(--radius);overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:380px;transition:var(--transition)}
.product-image-box:hover{box-shadow:var(--shadow-hover)}

/* ===== 充电宝大图 ===== */
.powerbank-showcase{margin-top:60px}
.powerbank-showcase .pb-text{text-align:center;margin-bottom:30px}
.powerbank-showcase .pb-text h3{font-size:28px;font-weight:700;margin-bottom:12px}
.powerbank-showcase .pb-text p{font-size:16px;color:var(--text-secondary);max-width:700px;margin:0 auto;line-height:1.8}
.powerbank-image{border-radius:var(--radius);overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:220px}

/* ===== 产品优势 ===== */
.advantage-section{padding:60px 0;background:var(--bg-gray)}
.advantage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.advantage-card{background:#fff;border-radius:var(--radius);padding:30px 20px;text-align:center;transition:var(--transition);border:1px solid var(--border)}
.advantage-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary)}
.advantage-card .adv-icon{width:56px;height:56px;background:var(--primary-light);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:24px;color:var(--primary-dark)}
.advantage-card h4{font-size:16px;font-weight:600;margin-bottom:6px}
.advantage-card p{font-size:13px;color:var(--text-light);line-height:1.6}

/* ===== 资质荣誉 ===== */
.honor-section{padding:60px 0}
.honor-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.honor-item{text-align:center;padding:24px 12px;border:1px solid var(--border);border-radius:var(--radius);transition:var(--transition);background:#fff}
.honor-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary)}
.honor-item .honor-icon{width:56px;height:56px;background:var(--primary-light);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:24px;color:var(--primary-dark)}
.honor-item .honor-name{font-size:14px;color:var(--text-secondary);font-weight:600;line-height:1.4}

@media(max-width:1024px){.advantage-grid{grid-template-columns:repeat(2,1fr)}.honor-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){
  .product-detail-row{grid-template-columns:1fr;gap:30px}
  .product-spec .spec-table td:first-child{width:120px}
  .advantage-grid{grid-template-columns:repeat(2,1fr)}.honor-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:480px){
  .product-spec .spec-table td{padding:10px 8px;font-size:13px}.product-spec .spec-table td:first-child{width:90px}
  .advantage-grid{grid-template-columns:1fr 1fr;gap:10px}.advantage-card{padding:20px 12px}
  .honor-grid{grid-template-columns:repeat(2,1fr)}.powerbank-showcase .pb-text h3{font-size:22px}}