/* Existing BKC teal/white system: source-backed reading trails and comparisons. */
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.bkc-depth-hero-actions{display:flex;gap:12px 24px;align-items:center;flex-wrap:wrap}.bkc-depth-compare-link{display:inline-flex;align-items:center;gap:10px;min-height:44px;font-size:15px;font-weight:700}
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.bkc-depth-hero-visual{margin:0;overflow:hidden;border-radius:12px;background:#fff;min-width:0}.bkc-depth-hero-visual picture,.bkc-depth-hero-visual img{display:block;width:100%}.bkc-depth-hero-visual img{height:auto;aspect-ratio:1.65;object-fit:cover;object-position:50% 56%}.bkc-depth-hero-visual figcaption{padding:15px 18px;display:grid;gap:6px}.bkc-depth-hero-visual figcaption a{font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:28px}.bkc-depth-hero-visual figcaption span{font-size:11px;line-height:1.5;color:#526e68}
.bkc-medical .bkc-medical-map{grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:32px}.bkc-medical .bkc-medical-map__item{border:0;border-radius:0;background:transparent;padding:4px 20px;grid-template-columns:30px minmax(0,1fr);gap:5px 12px;text-decoration:none;border-left:1px solid #c8dcd3}.bkc-medical .bkc-medical-map__item:first-child{border-left:0;padding-left:0}.bkc-medical .bkc-medical-map__item svg{grid-row:1/3;width:28px;height:28px}.bkc-medical .bkc-medical-map__item strong{font-size:15px}.bkc-medical .bkc-medical-map__item span{font-size:12px}.bkc-medical .bkc-medical-map__item:hover strong{text-decoration:underline;text-underline-offset:4px}
.bkc-depth-guides{padding:50px 0;scroll-margin-top:90px}.bkc-depth-guides .bkc-medical-sectionhead{align-items:end}.bkc-depth-guides .bkc-medical-sectionhead>p{max-width:330px;font-size:15px;color:#526e68;margin:0;line-height:1.6}.bkc-depth-trails{display:grid;grid-template-columns:1fr 1fr;column-gap:48px;list-style:none;padding:0;margin:30px 0 0}.bkc-depth-trails li{border-top:1px solid #d5e4df}.bkc-depth-trails a{display:grid;grid-template-columns:30px minmax(0,1fr) 25px;align-items:center;gap:17px;padding:22px 0;color:#123d39;min-height:122px;text-decoration:none}.bkc-depth-trails__number{color:#45645d;font-size:12px;align-self:start;padding-top:7px}.bkc-depth-trails strong{font-size:22px;line-height:1.25;font-weight:750;display:block;margin-bottom:8px}.bkc-depth-trails a>span>span{font-size:14px;line-height:1.6;color:#526e68;display:block;max-width:420px}.bkc-depth-trails a>svg{color:#0e7a6f}.bkc-depth-trails a:hover strong{text-decoration:underline;text-underline-offset:4px}
.bkc-depth-dossier{padding:32px 0 20px;margin:30px 0;border-top:1px solid #d5e4df;scroll-margin-top:90px}.bkc-depth-dossier>h2{max-width:850px;margin-bottom:28px}.bkc-depth-lenses{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.bkc-depth-lenses article{padding-top:17px;border-top:3px solid #8cb8a7;min-width:0}.bkc-depth-lens-number{font-size:12px;color:#45645d;font-weight:700}.bkc-depth-lenses h3{font-size:20px;margin:15px 0 12px}.bkc-depth-lenses p{font-size:15px;line-height:1.65;color:#365b50}.bkc-depth-lenses details{margin-top:12px}.bkc-depth-lenses summary{font-size:13px;font-weight:700;min-height:44px;padding:10px 0;cursor:pointer}.bkc-depth-lenses details p{font-size:14px;margin:10px 0}
.bkc-depth-questions{margin:32px 0;max-width:900px}.bkc-depth-questions>h3{font-size:23px;margin-bottom:20px}.bkc-depth-questions details{border-top:1px solid #d5e4df;padding:4px 0}.bkc-depth-questions details:last-child{border-bottom:1px solid #d5e4df}.bkc-depth-questions summary{font-size:17px;font-weight:650;line-height:1.5;padding:17px 24px 17px 0;min-height:54px;cursor:pointer}.bkc-depth-questions details p{font-size:16px;line-height:1.7;max-width:800px;color:#365b50;padding:0 0 10px}
.bkc-depth-reading{padding:24px;background:#f2f7f4;border-radius:10px}.bkc-depth-reading h3{font-size:21px;margin:0 0 8px}.bkc-depth-reading>p{font-size:13px;margin:0 0 20px;color:#526e68}.bkc-depth-reading ol{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:10px 26px}.bkc-depth-reading a{display:flex;align-items:center;gap:12px;padding:12px 0;min-height:48px;border-bottom:1px solid #cadfd3;font-size:14px;font-weight:650}.bkc-depth-reading a[aria-current=page]{font-weight:800}.bkc-depth-reading a>span{font-size:11px;color:#45645d}.bkc-depth-reading a svg{width:19px;height:19px;flex-shrink:0;margin-left:auto}.bkc-depth-sources{font-size:13px;margin:20px 0 0;max-width:900px}.bkc-depth-sources summary{cursor:pointer;min-height:44px;padding:10px 0;font-weight:650}.bkc-depth-sources ul{line-height:1.9;padding-left:20px}
.bkc-medical-comparison{padding:48px 0;background:#edf4f1;color:#123d39;scroll-margin-top:90px}.bkc-medical-comparison *{box-sizing:border-box}.bkc-medical-comparison [hidden]{display:none!important}.bkc-medical-comparison .bkc-wrap{max-width:1100px}.bkc-medical-comparison h2{font-size:clamp(26px,3vw,36px);line-height:1.2;letter-spacing:-.025em;margin:0;color:#123d39}.bkc-medical-comparison a{color:#0e7a6f}.bkc-medical-comparison :is(a,button,select,summary):focus-visible{outline:3px solid #a43e2b;outline-offset:4px}.bkc-compare-intro{font-size:16px;line-height:1.7;max-width:760px;color:#45645d;margin:0 0 25px}.bkc-compare-presets{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}.bkc-compare-presets button{font:inherit;font-size:13px;font-weight:700;padding:12px 16px;min-height:44px;border:1px solid #b4d0c3;background:transparent;color:#123d39;border-radius:7px;cursor:pointer}.bkc-compare-presets button[aria-pressed=true]{color:#fff;background:#0e7a6f;border-color:#0e7a6f}.bkc-compare-controls{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px}.bkc-compare-controls label{display:grid;gap:7px;min-width:0;font-size:12px;font-weight:650}.bkc-compare-controls select{width:100%;min-width:0;max-width:100%;min-height:48px;padding:12px 10px;font:inherit;font-size:15px;border:1px solid #a6c7b8;border-radius:6px;color:#123d39;background:#fff;text-overflow:ellipsis;cursor:pointer}.bkc-compare-status{font-size:12px;line-height:1.5;color:#45645d;margin:14px 0 22px;min-height:18px}.bkc-compare-visuals{display:grid;grid-template-columns:1fr 1fr;gap:24px}.bkc-compare-visuals figure{margin:0;min-width:0;background:#fff;border-radius:10px;overflow:hidden;border:1px solid #d5e4df}.bkc-compare-visuals figcaption{padding:18px 20px;font-size:20px;line-height:1.4;font-weight:750;min-height:68px}.bkc-compare-visuals figure>a{display:block;text-decoration:none}.bkc-compare-visuals img{display:block;width:100%;height:auto;max-height:310px;object-fit:contain;background:#fafdfb}.bkc-compare-visuals ol{list-style:decimal-leading-zero;margin:0;padding:30px 35px 30px 65px;min-height:240px;display:grid;align-content:center;gap:24px;background:#fafdfb;color:#123d39;font-size:18px;line-height:1.6}
.bkc-compare-reading{margin-top:24px;border-top:1px solid #c1d8cc}.bkc-compare-reading>summary{font-size:17px;font-weight:700;min-height:54px;padding:17px 0;cursor:pointer;line-height:1.5}.bkc-compare-table{width:100%;border-collapse:collapse;table-layout:fixed;text-align:left;font-size:15px;background:#fff;line-height:1.7}.bkc-compare-table caption{text-align:left;font-size:12px;color:#526e68;padding:12px 0}.bkc-compare-table th,.bkc-compare-table td{padding:18px;vertical-align:top;border-bottom:1px solid #d5e4df;overflow-wrap:anywhere}.bkc-compare-table thead th{font-size:15px;background:#dfeee7}.bkc-compare-table th:first-child{width:150px}.bkc-compare-table tbody th{font-size:13px;color:#45645d}.bkc-compare-table td+td{border-left:1px solid #d5e4df}.bkc-compare-links{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:18px}.bkc-compare-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14px;line-height:1.5;min-height:48px;font-weight:700;text-decoration:none;padding:10px 0}.bkc-compare-links a svg{flex-shrink:0;width:20px;height:20px}.bkc-compare-note{font-size:12px;line-height:1.7;max-width:850px;color:#526e68;margin:20px 0 0}
@media(max-width:999px){.bkc-medical-hero__grid{grid-template-columns:1fr;gap:24px}.bkc-depth-hero-visual img{aspect-ratio:2.3}.bkc-depth-trails{column-gap:30px}.bkc-depth-lenses{gap:20px}.bkc-medical .bkc-medical-map__item{padding-left:12px;padding-right:12px;grid-template-columns:24px minmax(0,1fr)}.bkc-medical .bkc-medical-map__item svg{width:23px;height:23px}.bkc-medical .bkc-medical-map__item strong{font-size:13px}.bkc-medical .bkc-medical-map__item span{font-size:11px}}
@media(max-width:599px){.bkc-medical-hero h1{font-size:36px;line-height:1.16;letter-spacing:-.03em}.bkc-depth-hero-actions{gap:10px 18px}.bkc-depth-hero-actions .bkc-btn{font-size:14px}.bkc-depth-compare-link{font-size:14px}.bkc-depth-hero-visual img{aspect-ratio:2.05}.bkc-depth-hero-visual figcaption{padding:12px 14px}.bkc-depth-hero-visual figcaption a{font-size:13px}.bkc-medical .bkc-medical-map{grid-template-columns:1fr 1fr;margin-top:24px;gap:17px 0}.bkc-medical .bkc-medical-map__item{padding:0 12px}.bkc-medical .bkc-medical-map__item:nth-child(odd){border-left:0;padding-left:0}.bkc-depth-guides{padding:32px 0}.bkc-depth-guides .bkc-medical-sectionhead>p{max-width:none}.bkc-depth-trails{grid-template-columns:1fr;margin-top:20px}.bkc-depth-trails a{min-height:106px;padding:19px 0;gap:12px;grid-template-columns:25px minmax(0,1fr) 22px}.bkc-depth-trails strong{font-size:21px}.bkc-depth-trails a>span>span{font-size:14px}.bkc-depth-lenses{grid-template-columns:1fr;gap:20px}.bkc-depth-lenses article{padding-top:15px}.bkc-depth-lenses h3{margin-top:10px}.bkc-depth-lenses article>p{margin-bottom:4px}.bkc-depth-lenses summary{padding-top:8px}.bkc-depth-questions summary{font-size:16px}.bkc-depth-reading{padding:21px 18px}.bkc-depth-reading ol{grid-template-columns:1fr;gap:0}.bkc-medical-comparison{padding:32px 0}.bkc-medical-comparison h2{font-size:29px}.bkc-compare-intro{font-size:15px}.bkc-compare-presets{display:grid;grid-template-columns:1fr 1fr;gap:8px}.bkc-compare-presets button{font-size:12px;padding:10px 8px}.bkc-compare-controls,.bkc-compare-visuals,.bkc-compare-links{gap:12px}.bkc-compare-controls select{font-size:13px;padding:12px 7px}.bkc-compare-visuals figcaption{font-size:15px;padding:13px 12px;min-height:68px}.bkc-compare-visuals ol{padding:20px 12px 20px 37px;gap:17px;min-height:190px;font-size:14px}.bkc-compare-reading>summary{font-size:16px}.bkc-compare-table{display:block;font-size:14px}.bkc-compare-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.bkc-compare-table tbody{display:block}.bkc-compare-table tr{display:grid;grid-template-columns:1fr 1fr}.bkc-compare-table tbody th{grid-column:1/-1;width:auto!important;background:#dfeee7;font-size:13px}.bkc-compare-table td{padding:15px 12px;min-width:0;overflow-wrap:normal;word-break:normal}.bkc-compare-table td::before{content:attr(data-label);font-size:12px;font-weight:750;color:#0e7a6f;display:block;margin-bottom:12px;line-height:1.5}.bkc-compare-links a{font-size:13px}}
@media print{.bkc-compare-controls,.bkc-compare-presets{display:none!important}.bkc-depth-lenses details>p,.bkc-depth-questions details>p,.bkc-compare-reading>table{display:block!important}.bkc-depth-trails{display:block}.bkc-depth-lenses article{break-inside:avoid}}
.bkc-medical-hero h1>span{display:block}.bkc-compare-cue{margin:0;padding:0 20px 15px;font-size:13px!important;font-weight:650;line-height:1.5!important;color:#0e7a6f!important}.bkc-depth-home__grid{display:grid;grid-template-columns:1.5fr 1fr;gap:60px;align-items:center}.bkc-depth-home__grid>div>p{font-size:17px;line-height:1.7;color:#45645d;max-width:680px}.bkc-depth-home__topics{list-style:none;padding:0;margin:0}.bkc-depth-home__topics li{border-top:1px solid #b9d6c8}.bkc-depth-home__topics li:last-child{border-bottom:1px solid #b9d6c8}.bkc-depth-home__topics a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:23px 0;min-height:72px;color:#123d39;text-decoration:none;font-size:20px;font-weight:750}.bkc-depth-home__topics a:hover span{text-decoration:underline;text-underline-offset:5px}.bkc-depth-home :is(a):focus-visible{outline:3px solid #a43e2b;outline-offset:4px}@media(max-width:799px){.bkc-depth-home__grid{grid-template-columns:1fr;gap:28px}.bkc-depth-home__topics a{padding:17px 0;min-height:60px;font-size:18px}.bkc-compare-cue{font-size:12px!important;padding:0 12px 12px}}