.zb-wrap{display:grid;grid-template-columns:2fr 1fr;gap:40px;max-width:1300px;margin:40px auto;padding:0 20px;font-family:Poppins,sans-serif;}
.zb-pill{background:#0b1d44;color:#fff;padding:6px 12px;border-radius:10px;font-size:12px;}
.zb-meta-row{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 14px;}
.zb-chip{background:#f3f3f3;padding:6px 10px;border-radius:8px;font-size:13px;font-weight:500;color:#0b1d44;}
.zb-chip.dark{background:#0b1d44;color:#fff;}
.zb-title{font-size:32px;font-weight:700;margin:10px 0;}
.zb-desc{color:#444;font-size:15px;line-height:1.6;margin-bottom:16px;}
.zb-rating{display:flex;gap:6px;align-items:center;margin-bottom:18px;font-size:15px;}
.zb-rating-num{font-weight:600;color:#0b1d44;}
.zb-attrs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px;}
.zb-attr{background:#eef3ff;padding:6px 10px;border-radius:6px;font-size:13px;color:#0b1d44;display:flex;align-items:center;gap:4px;}
.zb-sample{display:inline-block;border:1px solid #0b1d44;padding:8px 12px;border-radius:6px;text-decoration:none;color:#0b1d44;font-weight:500;margin-bottom:18px;}
.zb-format{display:flex;gap:10px;margin:15px 0;}
.zb-f-btn{flex:1;padding:10px;border-radius:8px;border:1px solid #0b1d44;background:none;color:#0b1d44;font-weight:600;cursor:pointer;}
.zb-f-btn.active{background:#0b1d44;color:#fff;}
.zb-secure{font-size:13px;color:#888;margin-top:8px;margin-bottom:20px;}
.zb-right .zb-card{position:sticky;top:90px;background:white;padding:20px;border-radius:10px;box-shadow:0 0 20px rgba(0,0,0,0.07);text-align:center;}
.zb-cover{width:100%;border-radius:10px;margin-bottom:16px;}
.zb-price{font-size:22px;font-weight:700;margin-bottom:10px;}
.zb-btn-primary{width:100%;background:#FFC300;border:none;padding:12px;border-radius:10px;font-weight:600;cursor:pointer;margin-bottom:10px;}
.zb-btn-outline{width:100%;background:none;border:1px solid #000;padding:12px;border-radius:10px;font-weight:600;cursor:pointer;}
@media(max-width:900px){.zb-wrap{grid-template-columns:1fr;} .zb-right .zb-card{position:static;margin-top:20px;}}