.czhb{--ink:#17263c;--text:#42546a;--muted:#697b90;--line:#e0e7ef;--blue:#135eaa;--orange:#f6a322;max-width:1160px;width:100%;margin:0 auto 50px;color:var(--text);font-size:16px;line-height:1.65;font-family:inherit}
.czhb *{box-sizing:border-box}.czhb a{text-decoration:none}.czhb .czhb-crumb{display:flex;align-items:center;gap:9px;flex-wrap:wrap;font-size:12px;color:var(--muted);padding:7px 0 15px}.czhb .czhb-crumb a{color:var(--blue)}.czhb .czhb-hero{margin:4px 0 18px}.czhb .czhb-kicker,.czhb .czhb-eyebrow{color:#1764a3;font-size:11px;letter-spacing:.07em;font-weight:800;text-transform:uppercase}.czhb .czhb-lede{font-size:17px;line-height:1.72;margin:8px 0;color:#364b62}.czhb .czhb-quick{border:1px solid #c9d9e9;background:#f5f9fd;border-radius:10px;padding:19px;display:grid;grid-template-columns:1.6fr 1fr;gap:20px;margin:15px 0}.czhb .czhb-quick p{margin:5px 0 0}.czhb .czhb-quick aside{padding-left:17px;border-left:2px solid #d6e0eb;font-size:14px}.czhb .czhb-quick aside strong{color:var(--ink)}.czhb .czhb-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:0 0 17px}.czhb .czhb-facts>div{padding:13px;border:1px solid var(--line);border-radius:9px;background:white}.czhb .czhb-facts span{display:block;color:var(--muted);font-size:12px}.czhb .czhb-facts strong{display:block;margin-top:3px;font-size:16px;color:var(--ink)}
.czhb .czhb-block{margin:18px 0;border:1px solid var(--line);border-radius:11px;background:white;padding:19px}.czhb .czhb-heading{margin-bottom:13px}.czhb h2{font-size:22px!important;line-height:1.34!important;color:var(--ink)!important;font-weight:750!important;margin:3px 0 6px!important}.czhb h3{font-size:16px!important;line-height:1.42!important;color:var(--ink)!important;margin:0 0 9px!important;font-weight:740!important}.czhb .czhb-heading p{margin:3px 0;color:var(--muted);font-size:14px}.czhb .czhb-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.czhb .czhb-product-card{display:grid;grid-template-columns:94px minmax(0,1fr);grid-template-areas:"image details" "purchase purchase";gap:9px 12px;padding:12px;border:1px solid #dfe6ee;border-radius:9px;background:#fff;min-width:0;min-height:0}.czhb .czhb-product-image{grid-area:image;display:flex;align-items:center;justify-content:center;width:94px;height:92px;border:1px solid #eef1f5;border-radius:8px;background:#fff}.czhb .czhb-product-image img{max-height:85px;max-width:89px;object-fit:contain}.czhb .czhb-product-image span{text-align:center;font-size:11px;color:#8290a0;line-height:1.3}.czhb .czhb-product-main{grid-area:details;min-width:0}.czhb .czhb-product-type{display:block;color:#336c9b;font-size:11px;line-height:1.4;letter-spacing:.02em;font-weight:750}.czhb .czhb-product-main h3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin:4px 0!important;font-size:15px!important;line-height:1.35!important;max-height:4.1em}.czhb .czhb-product-main p{margin:0;font-size:12px;color:var(--muted);line-height:1.45}.czhb .czhb-product-buy{grid-area:purchase;display:flex;align-items:center;justify-content:space-between;gap:9px;border-top:1px solid var(--line);padding-top:9px}.czhb .czhb-product-buy strong{display:block;color:var(--ink);font-size:21px;line-height:1.2;font-weight:800}.czhb .czhb-product-buy small{display:block;color:var(--muted);font-size:11px;line-height:1.4;margin-top:3px}.czhb .czhb-product-buy a{display:inline-flex;justify-content:center;align-items:center;white-space:nowrap;padding:9px 11px;min-height:37px;border-radius:7px;background:var(--orange);border:1px solid #d38010;font-size:12px;font-weight:800;color:#151515!important}.czhb .czhb-product-buy a:hover{background:#ec971a;color:#111!important}.czhb .czhb-empty{background:#f8fafc;border:1px dashed #c5d5e5;padding:16px;border-radius:8px}.czhb .czhb-empty strong{color:var(--ink)}.czhb .czhb-empty p{margin:5px 0 10px}.czhb .czhb-search{display:inline-block;border:1px solid #baccdd;padding:8px 11px;border-radius:7px;font-size:13px;margin:3px;color:#1760a3}.czhb .czhb-alt-intro{margin-top:16px}.czhb .czhb-alt-intro p{font-size:13px;color:var(--muted);margin:0 0 12px}.czhb .czhb-micro,.czhb .czhb-affiliate{font-size:12px;color:var(--muted);line-height:1.5}.czhb .czhb-micro{margin:12px 0 0}
.czhb .czhb-control-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.czhb .czhb-control-grid label{color:var(--ink);font-size:13px;font-weight:750}.czhb .czhb-control-grid select{display:block;width:100%;padding:10px;border:1px solid #c5d0dc;border-radius:7px;background:white;color:var(--ink);font-size:15px;margin-top:5px}.czhb .czhb-result{background:#f3f8fd;border:1px solid #cdddec;border-radius:8px;padding:14px;margin-top:14px}.czhb .czhb-result>span{display:block;color:var(--muted);font-size:12px}.czhb .czhb-result strong{display:block;color:var(--ink);font-size:20px;margin:3px 0}.czhb .czhb-result p{margin:2px 0;font-size:13px}.czhb .czhb-table-wrap{overflow-x:auto}.czhb table{border-collapse:collapse;width:100%;font-size:14px}.czhb th,.czhb td{padding:11px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.czhb thead th{background:#f5f8fc;color:var(--ink);font-weight:770}.czhb .czhb-guides{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.czhb .czhb-guide-panel{background:#fbfcfe;border:1px solid #e1e9f2;padding:16px;border-radius:9px}.czhb .czhb-guide-panel p{font-size:14px;line-height:1.7;margin:0 0 11px}.czhb .czhb-guide-panel p:last-child{margin-bottom:0}.czhb .czhb-related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.czhb .czhb-related-grid a{display:block;border:1px solid var(--line);border-radius:8px;padding:11px;background:#fafbfd}.czhb .czhb-related-grid strong{display:block;color:var(--ink);font-size:14px}.czhb .czhb-related-grid span{color:var(--blue);font-size:12px}.czhb .czhb-faq details{padding:13px;border:1px solid var(--line);border-radius:8px;margin:9px 0}.czhb .czhb-faq summary{color:var(--ink);font-weight:700;font-size:15px;cursor:pointer}.czhb .czhb-faq p{margin:8px 0 0;font-size:14px}.czhb .czhb-sources li{font-size:13px}.czhb .czhb-sources a{color:#145d9f}
@media(max-width:850px){.czhb .czhb-facts{grid-template-columns:repeat(2,minmax(0,1fr))}.czhb .czhb-control-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.czhb .czhb-quick{grid-template-columns:1fr}.czhb .czhb-quick aside{padding-left:0;border-left:0;border-top:1px solid #dce5ed;padding-top:13px}}
@media(max-width:740px){.czhb .czhb-card-grid{grid-template-columns:1fr}.czhb .czhb-guides{grid-template-columns:1fr}}
@media(max-width:480px){.czhb{font-size:15px}.czhb .czhb-control-grid,.czhb .czhb-related-grid{grid-template-columns:1fr}.czhb .czhb-block{padding:14px}.czhb .czhb-product-card{grid-template-columns:80px minmax(0,1fr);gap:8px 10px;padding:10px}.czhb .czhb-product-image{width:80px;height:82px}.czhb .czhb-product-image img{max-width:75px;max-height:77px}.czhb .czhb-product-buy strong{font-size:18px}.czhb .czhb-product-buy a{font-size:12px;padding:8px}.czhb h2{font-size:19px!important}}

.czhb .czhb-observed-chart{padding:14px;border:1px solid var(--line);border-radius:9px;margin:14px 0}.czhb .czhb-observed-chart svg{display:block;max-width:100%;height:auto}.czhb .czhb-observed-chart p{font-size:12px;color:var(--muted)}

.czhb .czhb-control-grid input[type=number]{display:block;width:100%;padding:10px;border:1px solid #c5d0dc;border-radius:7px;background:#fff;color:var(--ink);font-size:15px;margin-top:5px;min-height:43px}

/* v1.1.0: readable introduction and pre-listing decision guidance. */
.czhb .czhb-buyers-guide{margin:18px 0 16px;padding:18px 20px;border:1px solid #d9e3ed;background:#fff;border-radius:10px}
.czhb .czhb-buyers-label{display:flex;align-items:baseline;gap:11px;flex-wrap:wrap;margin:0 0 10px}
.czhb .czhb-buyers-label strong{color:var(--ink);font-size:19px}
.czhb .czhb-buyers-guide>p{margin:9px 0;color:#364b62;line-height:1.7;font-size:15px}
.czhb .czhb-check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:16px 0 2px}
.czhb .czhb-check{background:#f8fbfe;border:1px solid #dfebf4;border-radius:8px;padding:12px}
.czhb .czhb-check strong{display:block;color:var(--ink);font-size:13px;margin-bottom:4px}
.czhb .czhb-check span{display:block;color:var(--text);font-size:12px;line-height:1.6}
.czhb .czhb-verified-note{font-size:12px!important;margin-top:8px!important;color:#62758a!important}
.czhb .czhb-count{display:inline-flex;font-size:13px;vertical-align:middle;border:1px solid #dfe5ed;border-radius:50px;padding:2px 8px;color:#324763;font-weight:750}
.czhb .czhb-savings{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin:6px 0 5px}
.czhb .czhb-save-badge{display:inline-block;border-radius:6px;background:#fff0cf;color:#7e4300;font-size:12px;line-height:1.45;font-weight:800;padding:4px 9px}
.czhb .czhb-savings strong{font-size:12px;color:#8a5108;font-weight:750}
.czhb .czhb-reference{display:block;font-size:11px;margin-top:3px;color:#687c90}
.czhb .czhb-reference del{font-weight:700}
.czhb .czhb-other-brands .czhb-product-card{border-color:#e7bf77}
.czhb .czhb-other-brands .czhb-product-type{letter-spacing:.05em;text-transform:uppercase}
.czhb .czhb-products,.czhb .czhb-other-brands{padding:16px 18px}
@media(max-width:740px){.czhb .czhb-check-grid{grid-template-columns:1fr}}
@media(max-width:480px){.czhb .czhb-buyers-guide{padding:14px}.czhb .czhb-buyers-label strong{font-size:17px}.czhb .czhb-buyers-guide>p{font-size:14px}}

/* v1.0.1: plain-language buying help. Keep listings near the top. */
.czhb .czhb-hero{margin:2px 0 10px}
.czhb .czhb-lede{font-size:16px;line-height:1.58;margin:7px 0 0}
.czhb .czhb-quick{grid-template-columns:1.65fr 1fr;padding:14px 17px;margin:12px 0 14px;gap:16px;background:#f8fafc;border-color:#dbe5ef}
.czhb .czhb-quick p{font-size:15px;line-height:1.52;margin-top:5px}
.czhb .czhb-quick aside{padding-left:14px;line-height:1.48}
.czhb .czhb-quick aside p{font-size:13px}
.czhb .czhb-skip{display:inline-block;margin-top:8px;color:#155d9c;font-size:13px;font-weight:750;text-decoration:underline;text-underline-offset:2px}
.czhb .czhb-buyer-steps{margin:0 0 12px;border:1px solid #e0e7ef;border-radius:9px;padding:12px 14px;background:#fff}
.czhb .czhb-steps-heading{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.czhb .czhb-steps-heading strong{font-size:15px;color:var(--ink)}
.czhb .czhb-steps-heading span{font-size:12px;color:var(--muted)}
.czhb .czhb-buyer-steps .czhb-check-grid{margin:8px 0 0;gap:9px}
.czhb .czhb-buyer-steps .czhb-check{padding:9px 11px;border-color:#e2eaf2;background:#f9fbfd}
.czhb .czhb-buyer-steps .czhb-check strong{font-size:13px;margin:0 0 4px}
.czhb .czhb-buyer-steps .czhb-check span{font-size:12px;line-height:1.45}
.czhb .czhb-buyer-details{padding:10px 3px 2px;margin:12px 0 16px}
.czhb .czhb-buyer-details h2{font-size:19px!important;margin:4px 0 10px!important}
.czhb .czhb-buyer-details p{font-size:14px;line-height:1.62;margin:7px 0;color:var(--text)}
.czhb .czhb-products{margin-top:12px}
@media(max-width:850px){.czhb .czhb-quick{grid-template-columns:1fr;gap:10px}.czhb .czhb-quick aside{padding-left:0;border-left:0;border-top:1px solid #dae4ed;padding-top:10px}}
@media(max-width:480px){.czhb .czhb-quick{padding:12px}.czhb .czhb-buyer-steps{padding:11px}.czhb .czhb-lede{font-size:15px}}

/* Non-destructive contextual navigation on existing WD Ultrastar pages */
.czhb-bridge{margin:24px auto;padding:20px;border:1px solid #d8e2ec;border-radius:12px;background:#f8fbfe;color:#192d45}.czhb-bridge h2{font-size:1.24rem;margin:0 0 10px}.czhb-bridge p{margin:0 0 12px;line-height:1.55}.czhb-bridge-links{display:flex;gap:10px;flex-wrap:wrap}.czhb-bridge-links a{padding:9px 12px;border:1px solid #d5e3ef;border-radius:8px;background:white;color:#165f9d;font-size:.92rem;text-decoration:none;font-weight:700}