.isp-po-cat-content,.isp-po-cat-content *{box-sizing:border-box}.isp-po-cat-content{--po-ink:#15364d;--po-text:#40566a;--po-muted:#6d8091;--po-teal:#0b8f88;--po-soft:#eef9f8;--po-line:#d7e5ea;width:100%;max-width:100%;margin:0;color:var(--po-text);font-family:Poppins,Arial,Helvetica,sans-serif;line-height:1.68}.isp-po-cat-section{width:100%;margin:0 0 18px;padding:clamp(20px,3vw,30px);background:#fff;border:1px solid var(--po-line);border-radius:17px;box-shadow:0 10px 28px rgba(22,50,74,.06)}.isp-po-cat-intro{background:linear-gradient(135deg,#eef9f8 0%,#fff 70%);border-color:#cfe6e3}.isp-po-cat-eyebrow{display:inline-block;margin-bottom:8px;color:#08746f;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.isp-po-cat-content h3{margin:0 0 10px;color:var(--po-ink);font-size:clamp(22px,2.4vw,29px);line-height:1.25}.isp-po-cat-content h4{margin:0 0 6px;color:var(--po-ink);font-size:16px}.isp-po-cat-content p{margin:0 0 12px}.isp-po-cat-content p:last-child{margin-bottom:0}.isp-po-cat-content sub{font-size:.72em}.isp-po-cat-highlights{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:1px;margin:0 0 18px;overflow:hidden;background:rgba(255,255,255,.12);border-radius:17px;box-shadow:0 12px 30px rgba(22,50,74,.14)}.isp-po-cat-highlight{min-width:0;padding:19px 15px;background:linear-gradient(145deg,#16364d 0%,#154d58 62%,#08746f 100%);color:#eef9f8}.isp-po-cat-highlight strong{display:block;margin-bottom:5px;color:#fff;font-size:15px}.isp-po-cat-highlight span{display:block;font-size:12px;line-height:1.45;opacity:.9}.isp-po-cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:15px}.isp-po-cat-grid--four{grid-template-columns:repeat(4,minmax(0,1fr))}.isp-po-cat-card,.isp-po-cat-panel{min-width:0;padding:17px 16px;background:#f5f9fb;border:1px solid var(--po-line);border-radius:13px}.isp-po-cat-card strong{display:block;margin-bottom:7px;color:var(--po-ink);font-size:14px}.isp-po-cat-card span{display:block;color:var(--po-muted);font-size:12.8px;line-height:1.58}.isp-po-cat-split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px;margin-top:14px}.isp-po-cat-panel p{color:var(--po-muted);font-size:13px}.isp-po-cat-note{margin-top:14px;padding:15px 17px;background:#fffaf0;border:1px solid #eadfb8;border-radius:11px;color:#5d513c;font-size:13px}.isp-po-cat-note strong{color:#5b4722}.isp-po-compare{width:100%;margin-top:15px;border:1px solid var(--po-line);border-radius:14px;overflow:hidden}.isp-po-compare__header,.isp-po-compare__row{display:grid;grid-template-columns:1.05fr .85fr 1.35fr 1.75fr}.isp-po-compare__header{background:var(--po-ink);color:#fff;font-weight:800;font-size:12.5px}.isp-po-compare__header>div,.isp-po-compare__cell{padding:12px 13px}.isp-po-compare__row{background:#fff;border-top:1px solid var(--po-line)}.isp-po-compare__row:nth-child(odd){background:#f8fbfc}.isp-po-compare__cell{font-size:12.5px;line-height:1.5}.isp-po-compare__cell--model{color:var(--po-ink);font-weight:800}.isp-po-compare__label{display:none}.isp-po-cat-links{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px}.isp-po-cat-links a{display:inline-flex;align-items:center;min-height:38px;padding:9px 13px;border:1px solid #cfe2e0;border-radius:9px;background:#f4fbfa;color:#0b6f69!important;font-size:12.5px;font-weight:800;text-decoration:none!important}.isp-po-group-heading{grid-column:1/-1;margin:6px 0 2px;padding:16px 18px;background:linear-gradient(135deg,#f3faf9,#fff);border:1px solid #d3e6e4;border-left:4px solid #0b8f88;border-radius:13px}.isp-po-group-heading span{display:block;color:#15364d;font-size:16px;font-weight:800}.isp-po-group-heading p{margin:4px 0 0;color:#657989;font-size:12.5px;line-height:1.55}.isp-product-card--pulse-oximeter .isp-product-card-image{min-height:185px}.isp-product-card--pulse-oximeter .isp-product-card-image img{max-height:172px;object-fit:contain}.isp-product-card--pulse-oximeter .isp-product-category-label{white-space:normal}@media(max-width:1120px){.isp-po-cat-grid--four{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:1000px){.isp-po-cat-highlights{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:760px){.isp-po-cat-highlights{grid-template-columns:repeat(2,minmax(0,1fr))}.isp-po-cat-grid,.isp-po-cat-grid--four,.isp-po-cat-split{grid-template-columns:1fr}.isp-po-compare{border:0;overflow:visible}.isp-po-compare__header{display:none}.isp-po-compare__row{display:block;margin-bottom:10px;border:1px solid var(--po-line);border-radius:12px;overflow:hidden}.isp-po-compare__cell{padding:10px 12px;border-top:1px solid var(--po-line)}.isp-po-compare__cell:first-child{border-top:0;background:#eef7f7}.isp-po-compare__label{display:block;margin-bottom:3px;color:#6b7d8c;font-size:10px;font-weight:800;letter-spacing:.05em;text-transform:uppercase}.isp-product-card--pulse-oximeter .isp-product-card-image{min-height:160px}.isp-product-card--pulse-oximeter .isp-product-card-image img{max-height:148px}}@media(max-width:460px){.isp-po-cat-highlights{grid-template-columns:1fr}.isp-po-cat-section{padding:18px 15px}.isp-po-cat-highlight{padding:16px 14px}}


/* Pulse Oximeter R1.1 scientific typography fix */
.isp-po-cat sub,
.isp-po-cat sup {
    display: inline !important;
    position: static !important;
    width: auto !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 !important;
    line-height: 0 !important;
    white-space: nowrap !important;
}
.isp-po-cat sub {
    vertical-align: sub !important;
    font-size: .72em !important;
}
.isp-po-cat sup {
    vertical-align: super !important;
    font-size: .72em !important;
}

/* Pulse Oximeter R1.2: unbreakable scientific notation token */
.isp-po-cat-content .isp-scientific-token{display:inline-block!important;white-space:nowrap!important;word-break:keep-all!important;overflow-wrap:normal!important}