*{box-sizing:border-box} :root{--ink:#193447;--muted:#657b8b;--blue:#1c668c;--navy:#153d57;--line:#dce6ec;--bg:#f4f8fb;--pale:#eaf3f9;--green:#22746a;--gold:#946307;--rose:#a5384c}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"Segoe UI",Arial,sans-serif;font-size:15px;line-height:1.55}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}button,a,input,select,summary{outline-offset:4px}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}button,a{ -webkit-tap-highlight-color:transparent}header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{max-width:1248px;padding:21px 24px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-size:26px;font-weight:700;letter-spacing:-1.1px;line-height:1.1}.brand:hover{text-decoration:none}.brand small{display:block;font-size:8px;letter-spacing:1.6px;color:var(--muted);font-weight:600;margin-top:7px}.brand-dot{color:#52acb9}.brand-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:15px;background:var(--navy);color:#c6eff1;flex-shrink:0}.brand-icon svg{width:29px;height:29px}nav{display:flex;gap:6px}nav a{padding:11px 18px;font-size:14px;font-weight:600;color:var(--muted);border-radius:9px}nav a[aria-current=page]{background:var(--pale);color:var(--blue)}.prototype{border:1px solid var(--line);border-radius:30px;padding:9px 14px;font-size:11px;font-weight:600;white-space:nowrap}.prototype i{display:inline-block;background:#57a392;width:6px;height:6px;border-radius:50%;margin-right:6px}main{max-width:1248px;margin:auto;padding:30px 24px 24px;min-height:calc(100vh - 219px)}main:focus{outline:none}footer{max-width:1200px;margin:0 auto;border-top:1px solid var(--line);padding:17px 0 22px;display:flex;justify-content:space-between;gap:16px;font-size:10px;color:var(--muted)}h1,h2,h3,p{margin:0}h1{font-size:38px;line-height:1.13;font-weight:650;letter-spacing:-1.4px}h2{font-size:24px;line-height:1.25;font-weight:650;letter-spacing:-.7px}h3{font-size:17px;letter-spacing:-.3px;line-height:1.35}p{color:var(--muted)}.eyebrow{font-size:10px;font-weight:700;letter-spacing:1.6px;color:var(--blue);margin-bottom:11px}.lede{font-size:15px;max-width:640px;margin-top:12px;line-height:1.7}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:24px}.page-heading h1{font-size:31px}.subtle{font-size:12px;color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:18px;padding:13px 21px;background:var(--blue);border:1px solid var(--blue);border-radius:9px;color:#fff;font-size:13px;font-weight:650;line-height:1.5;text-decoration:none;transition:background .15s}.btn:hover{background:#174e6c;text-decoration:none}.btn.secondary{background:#fff;color:var(--ink);border-color:var(--line)}.btn.secondary:hover{background:var(--pale)}.btn.ghost{background:transparent;color:var(--blue);border-color:transparent}.btn.small{padding:8px 13px;font-size:12px}.actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.card{background:#fff;border:1px solid var(--line);border-radius:17px;padding:27px}.stack{display:grid;gap:18px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:24px}.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:65px;align-items:center;padding:18px 14px 26px}.hero h1{font-size:49px;max-width:560px;line-height:1.08}.hero h1 em{font-family:Georgia,serif;font-weight:400;color:var(--blue)}.hero .actions{margin-top:24px}.pill{display:inline-flex;align-items:center;padding:5px 10px;border-radius:6px;background:var(--pale);color:var(--blue);font-size:10px;font-weight:650}.hero-visual{position:relative;background:linear-gradient(145deg,#e4f0f7,#f7fbfd);border:1px solid #d5e5f0;border-radius:24px;padding:28px;min-height:290px;overflow:hidden}.hero-visual:before{content:"";position:absolute;right:-50px;top:-110px;width:300px;height:300px;border:40px solid #d8eaf3;border-radius:50%;opacity:.6}.hero-visual .mini-label{font-size:10px;letter-spacing:1.2px;font-weight:650;color:var(--blue);position:relative}.visual-card{position:relative;margin-top:28px;padding:23px;border:1px solid #dce8ef;background:rgba(255,255,255,.92);border-radius:13px;box-shadow:0 14px 32px #3259700b}.visual-line{display:flex;align-items:center;justify-content:space-between;gap:20px}.mini-circle{width:72px;height:72px;display:grid;place-items:center;border-radius:50%;border:6px solid #d3e7f3;border-top-color:var(--blue);color:var(--blue);font-size:21px;font-weight:700}.mini-caption{font-size:10px;margin-top:15px;max-width:270px;color:var(--muted)}.triptych{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-top:16px}.info-tile{display:flex;gap:14px;padding:20px;border:1px solid var(--line);border-radius:12px;background:#fff}.info-tile h3{font-size:14px}.info-tile p{font-size:12px;margin-top:4px}.icon-box{width:37px;height:37px;background:var(--pale);color:var(--blue);display:grid;place-items:center;border-radius:10px;flex-shrink:0}.icon-box svg{width:20px;height:20px}.notice{display:flex;align-items:flex-start;gap:12px;border:1px solid #ecdce0;background:#fff5f6;border-radius:10px;padding:14px 16px;font-size:12px;color:#944054}.notice p{color:inherit;font-size:12px;margin-top:3px}.notice svg{width:20px;min-width:20px;height:20px}.notice.soft{background:#eef5f9;border-color:#d6e5ef;color:#3d657e}.notice.gold{background:#fff8e8;border-color:#eddfbc;color:#8b6517}.notice.compact{padding:11px 15px}.urgent-foot{margin-top:22px}.split-form{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(260px,.8fr);gap:24px;align-items:start}.form-card{padding:26px 30px}.card-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:19px}.title-with-icon{display:flex;gap:13px;align-items:center}.steps{display:flex;gap:0;align-items:center;margin:23px 0 26px}.step{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted);flex:1;position:relative}.step:not(:last-child):after{content:"";height:1px;background:var(--line);width:25px;position:absolute;right:10px}.step b{width:25px;height:25px;border-radius:50%;display:grid;place-items:center;background:#edf2f5;color:var(--muted);font-size:11px}.step.active{color:var(--blue);font-weight:650}.step.active b{background:var(--blue);color:#fff}.step.done b{background:#d9eee9;color:var(--green)}.fields{display:grid;grid-template-columns:1fr 1fr;gap:17px 20px;margin-top:21px}.field{display:flex;flex-direction:column;gap:7px;font-size:12px;font-weight:600}.field input,.field select{width:100%;border:1px solid #d9e2e8;border-radius:8px;padding:12px 13px;background:#fcfdfe;color:var(--ink);font-size:13px;min-height:45px}.field input:disabled{background:#edf1f4;color:var(--muted)}.field small{font-size:10px;line-height:1.55;color:var(--muted);font-weight:400}.field.full{grid-column:1/-1}.field-unit{position:relative}.field-unit input{padding-right:66px}.field-unit span{position:absolute;right:12px;top:14px;color:var(--muted);font-size:11px;font-weight:400}.check{display:flex;align-items:flex-start;gap:9px;cursor:pointer;font-weight:400;font-size:11px;color:var(--muted);line-height:1.6}.check input{width:16px;height:16px;min-height:0;margin:2px 0 0;accent-color:var(--blue);flex-shrink:0}.form-actions{display:flex;justify-content:space-between;align-items:center;margin-top:24px;padding-top:19px;border-top:1px solid var(--line)}.privacy{font-size:10px;margin-top:15px;display:flex;align-items:center;gap:6px;color:var(--muted)}.sidebar h3{margin-bottom:8px}.sidebar p{font-size:12px;line-height:1.75}.side-list{list-style:none;padding:0;margin:18px 0 0}.side-list li{display:flex;gap:10px;font-size:12px;align-items:flex-start;padding:11px 0;border-top:1px solid var(--line)}.side-list b{font-size:12px}.side-list p{font-size:11px;margin-top:2px}.number{border-radius:50%;width:22px;height:22px;background:var(--pale);color:var(--blue);display:grid;place-items:center;font-size:10px;flex-shrink:0}.safety-card{max-width:860px;margin:0 auto}.symptoms{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0}.symptom{border:1px solid var(--line);border-radius:9px;padding:14px;font-size:12px;display:flex;gap:10px;align-items:center}.symptom input{accent-color:var(--rose);height:16px;width:16px}.result-grid{display:grid;grid-template-columns:minmax(280px,.85fr) minmax(0,1.5fr);gap:24px;align-items:start}.score-card{background:linear-gradient(160deg,#e8f3fb 0%,#fff 76%);border-top:4px solid var(--blue);text-align:center;padding:25px 27px}.score-card.attention{background:linear-gradient(160deg,#fff6dc,#fff 76%);border-top-color:var(--gold)}.score-card.higher{background:linear-gradient(160deg,#ffede9,#fff 76%);border-top-color:#b75140}.score-card .eyebrow{text-align:left}.ring{margin:20px auto 17px;position:relative;width:160px;height:160px}.ring svg{width:100%;height:100%;transform:rotate(-90deg)}.ring circle{fill:none;stroke-width:8}.ring .track{stroke:#e0e9ed}.ring .value{stroke:var(--blue);stroke-linecap:round}.score-card.attention .value{stroke:var(--gold)}.score-card.higher .value{stroke:#b75140}.ring-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}.ring-center strong{font-size:38px;line-height:1.1;letter-spacing:-1.5px;color:var(--blue);font-weight:650}.score-card.attention .ring-center strong{color:var(--gold)}.score-card.higher .ring-center strong{color:#b75140}.ring-center small{font-size:10px;color:var(--muted);margin-top:5px}.result-label{font-size:13px;font-weight:650;background:#e5f0f8;color:var(--blue);border:1px solid #c8dfed;display:inline-block;padding:6px 13px;border-radius:6px}.attention .result-label{background:#fff2cf;color:var(--gold);border-color:#ead7a1}.higher .result-label{background:#ffede7;color:#a54735;border-color:#f0cbbf}.score-card h2{margin:15px 0 7px;font-size:22px}.score-card p{font-size:12px;line-height:1.7}.score-card .notice{margin-top:20px;text-align:left}.score-card .btn{margin-top:17px;width:100%}.tabs{display:flex;gap:3px;border-bottom:1px solid var(--line);margin:-4px -2px 22px;overflow-x:auto}.tabs button{padding:11px 14px 13px;background:none;border:0;border-bottom:2px solid transparent;color:var(--muted);font-size:12px;white-space:nowrap}.tabs button[aria-selected=true]{border-bottom-color:var(--blue);color:var(--blue);font-weight:650}.tip-list{list-style:none;padding:0;margin:17px 0 0}.tip-list li{display:flex;gap:13px;padding:15px 0;border-bottom:1px solid var(--line)}.tip-list li:last-child{border:0;padding-bottom:0}.tip-list .number{width:28px;height:28px;font-size:11px}.tip-list p{font-size:12px;line-height:1.65;margin-top:4px}.tip-list 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0;color:var(--ink);font-weight:600}.model-id{font-size:10px;overflow-wrap:anywhere;color:var(--muted);margin-top:15px}.review-controls{display:flex;align-items:center;gap:7px;font-size:10px;flex-wrap:wrap;color:var(--muted);margin-top:20px}.review-controls a{border:1px solid var(--line);background:#fff;padding:5px 9px;border-radius:6px}.example-label{font-size:11px;color:var(--blue);padding:8px 13px;background:#eaf3fa;border:1px dashed #b9d4e6;border-radius:7px;margin-bottom:17px}.learn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.learn-card{min-height:235px;display:flex;flex-direction:column;align-items:flex-start}.learn-card .icon-box{margin-bottom:23px}.learn-card p{font-size:12px;line-height:1.7;margin-top:10px}.learn-card a{margin-top:auto;padding-top:20px;font-size:12px;font-weight:650}.research-flow{display:flex;align-items:center;gap:10px;margin:20px 0}.research-flow span{background:var(--pale);padding:11px 14px;border-radius:8px;font-size:12px}.research-flow i{font-style:normal;color:var(--muted)}table{border-collapse:collapse;width:100%;font-size:11px}th,td{text-align:left;padding:13px 10px;border-bottom:1px solid var(--line);white-space:nowrap}th{font-size:10px;color:var(--muted);font-weight:600;background:#f7fafc}tr.highlight td{background:#f0f7fb;color:var(--blue)}.table-wrap{overflow:auto;margin-top:18px}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}.metric{padding:16px;background:#f3f8fb;border-radius:9px}.metric strong{display:block;font-size:21px;letter-spacing:-.5px}.metric span{font-size:10px;color:var(--muted)}.error{margin-top:15px;color:var(--rose);font-size:12px;border-radius:7px;background:#fff0f3;padding:11px;display:none}.error:not(:empty){display:block}.bmi-helper{margin-top:20px;border:1px solid var(--line);padding:12px 14px;border-radius:8px;font-size:11px}summary{cursor:pointer;font-weight:600}.bmi-helper .fields{margin:15px 0}.route-caption{font-size:10px;color:var(--muted);margin-top:12px}.select-mode{display:flex;align-items:center;gap:12px;margin:17px 0}.select-mode select{border:1px solid var(--line);padding:9px;border-radius:6px;font-size:11px;max-width:100%}.empty-state{max-width:640px;margin:45px auto;text-align:center;padding:40px}.empty-state p{margin:15px 0 24px} @media(max-width:950px){.prototype{display:none}.hero{gap:25px}.hero h1{font-size:40px}.split-form{grid-template-columns:1.5fr 1fr}.form-card{padding:22px}.result-grid{grid-template-columns:310px 1fr}.tabs button{padding-left:10px;padding-right:10px}.step:not(:last-child):after{display:none}footer{margin:0 24px}}@media(max-width:720px){.header-inner{padding:15px 18px;flex-wrap:wrap;gap:17px}.brand{font-size:23px}.brand-icon{width:42px;height:42px}.brand small{font-size:7px}.header-inner nav{width:100%;justify-content:space-between;border-top:1px solid var(--line);padding-top:10px}nav a{padding:8px 12px;font-size:12px}main{padding:24px 18px 20px;min-height:60vh}.hero{grid-template-columns:1fr;padding:4px 0;gap:27px}.hero h1{font-size:39px}.hero-visual{min-height:235px;padding:22px}.visual-card{margin-top:18px}.triptych,.learn-grid,.grid2,.split-form,.result-grid{grid-template-columns:1fr}.triptych{margin-top:24px}.info-tile{padding:17px}.page-heading{display:block}.page-heading .actions{margin-top:16px}.page-heading h1{font-size:28px}.card{padding:22px}.sidebar{display:none}.form-card{padding:22px 19px}.fields{gap:15px}.field input,.field select{font-size:12px;padding:11px 9px}.symptoms{grid-template-columns:1fr}.steps{gap:12px}.step{font-size:10px;flex-direction:column;align-items:flex-start}.form-actions .btn{padding:12px 15px}.result-grid{gap:17px}.score-card{padding:22px}.ring{width:135px;height:135px;margin:14px auto}.ring-center strong{font-size:33px}.score-card .notice{margin-top:15px}.tabs{margin-bottom:19px}.tabs button{padding:9px 10px 13px;font-size:11px}.key-value{gap:0 15px}.range-item{padding:10px 5px}.range-item b{font-size:10px}.learn-card{min-height:210px}.research-flow{flex-wrap:wrap}.research-flow span{font-size:10px;padding:9px}.metrics{gap:7px}.metric{padding:12px}.metric strong{font-size:19px}footer{display:block;margin:0 18px;padding:14px 0 18px;font-size:9px}footer span{display:block;margin-top:4px}.page-heading .subtle{margin-top:8px}.hero .lede{font-size:14px}.bmi-helper .fields{grid-template-columns:1fr 1fr}.range-row{gap:5px}.result-grid .card{min-width:0}.prototype{display:none}}@media print{header,body{background:#fff}main{padding:0}.result-grid{display:block}.result-grid .card{break-inside:avoid;margin-bottom:15px}.ring{width:100px;height:100px}.ring-center strong{font-size:25px}.score-card{background:#fff}.card{border:1px solid #bbb}}

.field.full.check{flex-direction:row}

.layout-1{margin-top:13px}.layout-2{font-size:23px;color:var(--blue)}.layout-3{font-size:11px;color:var(--muted)}.layout-4{margin-top:7px}.layout-5{font-size:13px}.layout-6{margin-top:20px}.layout-7{margin-top:22px}.layout-8{margin-top:18px}.layout-9{justify-content:center}.layout-10{max-width:880px}.layout-11{font-size:12px}.layout-12{margin-top:8px}
:root{--muted:#536b7c}
body{font-size:16px;font-family:"Segoe UI",system-ui,-apple-system,BlinkMacSystemFont,Arial,sans-serif}
main{min-height:calc(100vh - 181px)}
.skip-link{position:absolute;left:16px;top:-70px;z-index:100;background:white;border:2px solid var(--blue);padding:12px;border-radius:8px}.skip-link:focus{top:12px}
.tip-list p{font-size:14px;line-height:1.75}.tip-list h3{font-size:16px}.subtle,.sidebar p,.score-card p{font-size:13px;line-height:1.7}
.notice,.notice p{font-size:13px}.mini-note,.tip-source,.privacy,.field small{font-size:11px;line-height:1.7}
.field{font-size:13px}.field input,.field select{font-size:15px}.check{font-size:12px}.tabs button{font-size:14px}.ring-center strong{font-variant-numeric:tabular-nums}.range-item b{font-size:12px}.range-item small{font-size:10px}.btn{font-size:14px}.key-value dd{font-size:14px}.key-value dt{font-size:12px}
.result-grid .card{min-width:0}.score-card .ring .value{animation:score-reveal .8s ease-out}
@keyframes appear{from{opacity:.3;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
@keyframes score-reveal{from{stroke-dasharray:0 434}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media(max-width:720px){.field input,.field select{font-size:16px}.tabs button{font-size:13px}.tip-list p{font-size:14px}.score-card p{font-size:13px}.header-inner .brand small{font-size:8px}.page-heading h1{font-size:29px}.hero h1{font-size:40px}.steps .step{font-size:11px}.symptom{font-size:13px}}