:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:#17283c;background:#f6f8fb}*{box-sizing:border-box}body{margin:0}a{color:#1262a3;text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:1120px;margin:auto;padding:0 24px}.top{background:white;border-bottom:1px solid #e4eaf1}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{font-weight:800;letter-spacing:.4px;color:#173a57;font-size:22px}.mark{background:#1262a3;color:white;padding:8px 10px;border-radius:8px;margin-right:6px}.nav nav{display:flex;gap:28px;font-size:14px;font-weight:600}.hero{text-align:center;padding:90px 20px 56px}.eyebrow{font-size:12px;letter-spacing:2px;color:#2679b2;font-weight:800}.hero h1{font-size:clamp(32px,5vw,52px);letter-spacing:-1.7px;margin:18px auto;max-width:800px;line-height:1.15}.hero p{font-size:18px;color:#61748a;margin-bottom:30px}.searchbar{max-width:820px;display:flex;background:white;border:1px solid #d9e3ed;border-radius:13px;padding:6px;margin:24px auto 12px;box-shadow:0 10px 35px #1a406514}.searchbar input{border:0;outline:0;flex:1;min-width:0;font-size:16px;padding:15px}.searchbar button{border:0;background:#1262a3;color:white;padding:0 30px;border-radius:9px;font-weight:700;cursor:pointer}.chips{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin:20px 0}.chips a{background:#eaf1f8;padding:9px 15px;border-radius:30px;font-size:13px;color:#345875}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:0 0 55px}.stats>div,.panel{background:white;border:1px solid #e3eaf2;border-radius:15px;padding:28px}.stats b{display:block;font-size:25px}.stats span,.muted{color:#718196;font-size:13px}.sectionhead{padding:52px 0 20px;text-align:center}.sectionhead h1{font-size:38px;margin:12px}.sectionhead p{color:#63768c}.resulthead{display:flex;justify-content:space-between;margin:24px 0 16px;font-size:14px;color:#65778b}.results{display:grid;gap:13px}.result{background:white;border:1px solid #e2eaf2;border-radius:14px;padding:23px 26px}.rmeta,.rfoot{display:flex;gap:15px;flex-wrap:wrap;color:#74859a;font-size:12px;align-items:center}.tag{display:inline-block;background:#e7f2fb;color:#23648c;padding:6px 10px;border-radius:6px;font-size:12px;font-weight:700}.result h3{font-size:19px;margin:13px 0 10px;overflow-wrap:anywhere}.product{color:#364b61;font-size:14px;line-height:1.6}.rfoot{border-top:1px solid #eef2f6;padding-top:15px;margin-top:16px;justify-content:space-between}.pagination{display:flex;gap:20px;justify-content:center;align-items:center;padding:30px}.pagination a{background:white;padding:10px 16px;border-radius:8px}.back{padding:30px 0}.dochead{background:white;border:1px solid #e3eaf2;padding:32px;border-radius:15px;margin-bottom:18px}.dochead h1{overflow-wrap:anywhere}.dochead p{color:#65778b}.twocol{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:70px}.panel h2{font-size:18px}.panel p{line-height:1.6;overflow-wrap:anywhere}.panel dl{display:grid;grid-template-columns:160px 1fr;gap:18px;font-size:14px}.panel dt{color:#74859a}.panel dd{margin:0;overflow-wrap:anywhere}.empty{padding:35px;text-align:center;background:white;border-radius:14px}footer{margin-top:70px;background:#132c45;color:#e4ecf3;padding:40px 0}footer p{color:#9eb0c2;max-width:850px;line-height:1.6;font-size:13px}footer small{color:#9eb0c2}@media(max-width:700px){.nav{align-items:flex-start;flex-direction:column;padding-top:20px;padding-bottom:20px}.nav nav{gap:15px;flex-wrap:wrap}.hero{padding:60px 0 30px}.searchbar{flex-direction:column}.searchbar button{padding:14px}.stats,.twocol{grid-template-columns:1fr}.panel dl{grid-template-columns:1fr;gap:6px}.panel dd{margin-bottom:12px}}

/* v3: unified document typography */
.twocol .panel{font-size:15px;line-height:1.65}.twocol .panel h2{font-size:20px;line-height:1.35;font-weight:700;letter-spacing:-.25px;margin:0 0 14px}.twocol .panel h2:not(:first-child){margin-top:28px;padding-top:22px;border-top:1px solid #e7edf4}.twocol .panel p{font-size:15px;line-height:1.65;margin:10px 0 16px;font-weight:400;color:#26394e}.twocol .panel .product-name{font-size:16px;line-height:1.5;font-weight:600;margin:12px 0 8px}.twocol .panel .product-description{margin:0 0 16px}.twocol .panel .commodity-codes{font-size:14px;line-height:1.7;color:#4c6279;overflow-wrap:anywhere;margin:12px 0 20px}.twocol .panel .commodity-codes span{font-weight:600;color:#40566e}.twocol .panel .test-records p{margin:0;padding:12px 0;border-bottom:1px solid #edf1f6;overflow-wrap:anywhere}.twocol .panel .test-records p:first-child{padding-top:0}.twocol .panel .test-records p:last-child{border-bottom:0}.twocol .panel dl{font-size:15px;line-height:1.55}.twocol .panel dt{color:#63778e}.twocol .panel dd{color:#203349}@media(max-width:700px){.twocol .panel{padding:22px}.twocol .panel h2{font-size:19px}}

/* v3 visual: separate regulation filter */
.searchbar input{flex:1;min-width:0}
.regfilter{width:min(100%,440px);margin:22px auto 0;text-align:left}
.reglabel{display:block;margin-bottom:9px;color:#526b83;font-size:13px;font-weight:650}
.regcontrol{position:relative;background:#fff;border:1px solid #d9e3ed;border-radius:11px;box-shadow:0 4px 18px #1a406509;transition:border-color .2s,box-shadow .2s}
.regcontrol:focus-within{border-color:#2679b2;box-shadow:0 0 0 3px #2679b21c}
.regcontrol select{appearance:none;-webkit-appearance:none;width:100%;border:0;border-radius:11px;background:transparent;color:#345875;font-family:inherit;font-size:14px;font-weight:500;line-height:1.5;padding:14px 44px 14px 17px;cursor:pointer;outline:0}
.regarrow{pointer-events:none;position:absolute;right:19px;top:50%;width:9px;height:9px;border-right:2px solid #54718a;border-bottom:2px solid #54718a;transform:translateY(-70%) rotate(45deg)}
@media(max-width:700px){.regfilter{margin-top:18px}.regcontrol select{font-size:14px}.searchbar input{width:100%}}