:root{--ink:#17201d;--muted:#5b6762;--paper:#f7f8f5;--white:#fff;--line:#d5dad6;--green:#164f3f;--mint:#dcebe3;--coral:#e66b4f;--blue:#dce8ef;--focus:#0b66c3}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;letter-spacing:0}a{color:var(--green);text-underline-offset:3px}img{display:block;max-width:100%}.site-header{height:58px;padding:0 max(22px,calc((100vw - 1180px)/2));display:flex;align-items:center;justify-content:space-between;background:var(--white);border-bottom:1px solid var(--line);font-size:.85rem;color:var(--muted)}.brand{font-weight:800;text-transform:uppercase;text-decoration:none;color:var(--ink)}.hero{position:relative;min-height:min(740px,calc(100vh - 58px));display:grid;align-items:end;overflow:hidden;background:#222}.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 48%}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,17,14,.86) 0%,rgba(10,17,14,.3) 55%,rgba(10,17,14,.05) 100%)}.hero-copy{position:relative;z-index:1;width:min(1120px,calc(100% - 44px));margin:0 auto;padding:72px 0 48px;color:#fff}.eyebrow,.section-kicker,.lane{text-transform:uppercase;font-size:.75rem;font-weight:800;letter-spacing:.08em}.hero h1{max-width:900px;margin:.25rem 0 .7rem;font-size:clamp(2.25rem,5vw,4.8rem);line-height:1.03;letter-spacing:0}.dek{max-width:760px;margin:0;font-size:1.05rem}.hero-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.hero-facts span{padding:7px 10px;border:1px solid rgba(255,255,255,.45);background:rgba(0,0,0,.25);font-size:.78rem;font-weight:700}.band{padding:78px 22px;border-top:1px solid var(--line)}.band:nth-of-type(odd){background:var(--white)}.wrap{width:min(1120px,100%);margin:0 auto}.narrow{width:min(800px,100%)}h2{max-width:850px;margin:.1rem 0 1.4rem;font-size:clamp(1.8rem,3vw,3rem);line-height:1.12;letter-spacing:0}h3{margin:0;font-size:1.5rem;line-height:1.2;letter-spacing:0}.section-kicker{color:var(--coral);margin:0}.definition-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border-top:1px solid var(--line)}.definition-grid dl{margin:0;padding:17px 20px 17px 0;border-bottom:1px solid var(--line)}.definition-grid dt{font-weight:800}.definition-grid dd{margin:3px 0 0;color:var(--muted)}.limit,.callout{margin:28px 0;padding:20px;border-left:5px solid var(--coral);background:#fff1ed}.method-grid,.evidence-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.method-grid>div,.evidence-row>div{padding:18px;background:var(--blue);border:1px solid #c9d8df}.method-grid p,.evidence-row p{margin:.35rem 0 0}.table-scroll{overflow-x:auto;border:1px solid var(--line);background:var(--white)}table{width:100%;border-collapse:collapse;min-width:760px}caption{text-align:left;padding:10px 14px;color:var(--muted);font-size:.82rem}th,td{text-align:left;vertical-align:top;padding:15px;border-bottom:1px solid var(--line)}thead th{background:var(--green);color:#fff;font-size:.77rem;text-transform:uppercase}tbody tr:last-child>*{border-bottom:0}.pick{padding:34px 0;border-top:1px solid var(--line)}.pick:last-child{border-bottom:1px solid var(--line)}.pick-head{display:flex;gap:18px;align-items:flex-start}.rank{font-size:2.3rem;font-weight:900;color:var(--coral);line-height:1}.lane{margin:0;color:var(--green)}.pick>p{max-width:850px}.tradeoff,.try{padding-left:15px;border-left:3px solid var(--line)}.details-table{font-size:.9rem;min-width:1120px}.details-table tbody th{min-width:155px}.utility ol{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;padding:1px;background:var(--line);list-style-position:inside}.utility li{padding:20px;background:var(--white)}.source-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.source-columns ol{margin:0;padding-left:24px}.source-columns li{margin-bottom:8px;overflow-wrap:anywhere}.disclosure{margin-top:32px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted)}footer{padding:34px 22px;background:var(--ink);color:#fff;text-align:center;font-size:.85rem}footer p{margin:.25rem}footer a{color:#b8ead4}.js .pick{transition:border-color .2s}.js .pick:target{border-color:var(--coral)}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}@media(max-width:720px){.site-header span{display:none}.hero{min-height:calc(100vh - 120px)}.hero>img{object-position:56% center}.hero-copy{width:calc(100% - 32px);padding:30px 0 22px}.hero h1{font-size:2.2rem}.dek{font-size:.92rem}.hero [data-guide-evidence]{font-size:.88rem}.band{padding:54px 16px}.definition-grid,.method-grid,.evidence-row,.source-columns,.utility ol{grid-template-columns:1fr}.definition-grid dl{padding-right:0}h2{font-size:2rem}.pick{padding:28px 0}.rank{font-size:1.8rem}.table-scroll{margin-right:-16px}.details-table{min-width:0;font-size:.88rem}.details-table thead{display:none}.details-table tbody,.details-table tr,.details-table th,.details-table td{display:block;width:100%}.details-table tr{padding:10px 14px;border-bottom:5px solid var(--paper)}.details-table th,.details-table td{padding:8px 0;border:0}.details-table td:before{content:attr(data-product-detail);display:block;margin-bottom:2px;color:var(--coral);font-size:.68rem;font-weight:800;text-transform:uppercase}.details-table tbody th{min-width:0;font-size:1.05rem}.details-table caption{padding:10px 14px}.table-scroll:has(.details-table){margin-right:0}th,td{padding:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js .pick{transition:none}}