:root{
  --navy:#123b83;
  --blue:#2457d6;
  --teal:#0aaeb4;
  --ink:#172033;
  --muted:#64748b;
  --line:#d6dfeb;
  --paper:#ffffff;
  --bg:#f5f6f1;
  --green:#137333;
  --green-bg:#eaf7ee;
  --orange:#a13b20;
  --orange-bg:#fff0e8;
  --warning:#8b5a00;
  --warning-bg:#fff8e1;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:18px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Rubik,"Segoe UI",Arial,sans-serif;line-height:1.55}
a{color:var(--navy)}
.skip-link{position:fixed;left:12px;top:-60px;background:#fff;padding:10px 14px;z-index:1000;border-radius:8px}.skip-link:focus{top:12px}
.site-header{background:linear-gradient(115deg,#143d88,#087e9e);color:white;border-bottom:5px solid #09b5bc}
.header-inner{max-width:1240px;margin:auto;display:grid;grid-template-columns:220px 1fr 155px;align-items:center;gap:24px;padding:18px 24px}
.acculens-logo{width:210px;background:white;border-radius:20px;padding:8px 14px}
.modifier-logo{width:138px;height:138px;object-fit:contain;border-radius:50%;background:white;box-shadow:0 8px 22px rgba(0,0,0,.2)}
.title-block{text-align:center}.title-block h1{font-size:2.4rem;margin:0;letter-spacing:-.03em}.title-block p{margin:2px 0 0;font-size:1rem;opacity:.9}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.68rem;font-weight:900;opacity:.78}
.document-bar{display:flex;justify-content:center;gap:28px;flex-wrap:wrap;background:rgba(0,0,0,.16);padding:8px 18px;font-size:.76rem}
.document-bar a{text-decoration:none;color:inherit;opacity:.8}.document-bar a:hover{opacity:1}
.page-shell{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:250px minmax(0,1fr);gap:22px;padding:22px}
.side-nav{position:sticky;top:14px;align-self:start;background:white;border-radius:14px;border-top:4px solid var(--navy);box-shadow:0 3px 12px rgba(30,50,75,.1);padding:15px;max-height:calc(100vh - 28px);overflow:auto}
.side-nav nav{display:flex;flex-direction:column;gap:2px;margin:10px 0}.side-nav nav a{text-decoration:none;padding:7px 9px;border-radius:7px;font-size:.78rem;color:#34465e}.side-nav nav a:hover,.side-nav nav a.active{background:#edf3ff;color:var(--navy);font-weight:800}
.search-box label{display:block;color:var(--navy);font-size:.72rem;font-weight:800;margin-bottom:5px}.search-box input{width:100%;padding:9px;border:1px solid var(--line);border-radius:8px}.search-box small{display:block;color:var(--muted);min-height:18px;margin-top:4px;font-size:.68rem}
.print-button,.mobile-actions button{border:1px solid #9db0c8;background:#f6f9fc;color:var(--navy);border-radius:8px;padding:8px 11px;font-weight:800;cursor:pointer}.print-button:hover,.mobile-actions button:hover{background:#e7eff8}.desktop-print{width:100%;margin-top:10px}.mobile-actions{display:none}
main{min-width:0}.hero-card,.manual-section{background:white;border-radius:15px;box-shadow:0 3px 12px rgba(30,50,75,.09);margin-bottom:16px;border-top:4px solid var(--navy)}
.hero-card{padding:24px}.hero-card h2{font-size:1.8rem;color:var(--navy);margin:4px 0 8px}.hero-card>div>p{color:var(--muted);max-width:760px}
.workflow{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;list-style:none;padding:0;margin:22px 0}.workflow li{background:#f4f7fb;border:1px solid var(--line);padding:12px;border-radius:10px;min-height:122px}.workflow li span{display:grid;place-items:center;width:26px;height:26px;background:var(--navy);color:#fff;border-radius:50%;font-weight:900}.workflow b{display:block;color:var(--navy);margin:7px 0 3px}.workflow small{color:var(--muted)}
.manual-section{display:grid;grid-template-columns:68px 1fr;overflow:hidden}.section-number{background:linear-gradient(180deg,#eaf1ff,#f7f9fc);color:var(--navy);font-size:1.3rem;font-weight:900;padding:24px 14px;text-align:center}.section-content{padding:24px 28px}.section-content>h2{margin:0 0 10px;color:var(--navy);font-size:1.55rem}.section-content h3{color:var(--navy);margin-top:24px}.section-content p{max-width:850px}.section-content ul{padding-left:22px}
.two-column{display:grid;grid-template-columns:1fr 1fr;gap:14px}.mini-card{border:1px solid var(--line);border-radius:11px;padding:14px}.mini-card h3{margin:0 0 8px}.mini-card.good{border-left:5px solid var(--green)}.mini-card.caution{border-left:5px solid var(--orange)}
.callout{padding:13px 15px;border-radius:9px;background:#eff7ff;border-left:5px solid var(--blue);margin:16px 0}.callout.important{background:var(--green-bg);border-left-color:var(--green)}.callout.warning{background:var(--warning-bg);border-left-color:#d48a00;color:#684600}
.check-list{list-style:none;padding:0!important}.check-list li{position:relative;padding:6px 0 6px 28px}.check-list li::before{content:"✓";position:absolute;left:3px;color:var(--green);font-weight:900}
.screenshot{margin:18px 0;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#f7f9fc}.screenshot img{display:block;width:100%;max-height:580px;object-fit:contain}.screenshot figcaption{padding:9px 12px;color:var(--muted);font-size:.76rem;border-top:1px solid var(--line)}.screenshot:not(.wide){max-width:780px}
.feature-grid,.example-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.feature-grid article,.example-grid article{border:1px solid var(--line);border-radius:10px;padding:14px;background:#fbfcfe}.feature-grid b{display:block;color:var(--navy)}.feature-grid span{color:var(--muted);font-size:.88rem}
.step-list{display:grid;gap:8px;margin:15px 0}.step-list>div{display:grid;grid-template-columns:32px 1fr;align-items:start;gap:10px;border:1px solid var(--line);border-radius:9px;padding:9px 12px}.step-list span{display:grid;place-items:center;background:var(--blue);color:#fff;width:27px;height:27px;border-radius:50%;font-weight:900}.step-list p{margin:2px 0}
.code-sequence{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:#172c52;color:white;border-radius:9px;padding:12px 14px;overflow:auto;margin:16px 0;font-size:.83rem}
table{width:100%;border-collapse:collapse;margin:14px 0;font-size:.86rem}th,td{border:1px solid var(--line);padding:9px;text-align:left}th{background:#edf3ff;color:var(--navy)}
.legend-row{display:grid;grid-template-columns:auto 1fr;gap:8px 12px;align-items:center}.legend-row p{margin:0}.legend-chip{padding:4px 10px;border-radius:999px;font-size:.73rem;font-weight:800}.legend-chip.in-set{background:#dbf4e2;color:#12672e;border:1px solid #8fd2a1}.legend-chip.additional{background:#eef1f5;color:#566579;border:1px solid #ccd4df}
.sign-guide{display:grid;grid-template-columns:1fr 1fr;gap:12px}.sign-guide>div{border-radius:10px;padding:13px}.sign-guide b,.sign-guide span{display:block}.positive-box{background:var(--green-bg);border:1px solid #a9dbb7}.positive-box b{color:var(--green)}.negative-box{background:var(--orange-bg);border:1px solid #efbdab}.negative-box b{color:var(--orange)}
.calculation-example{display:flex;flex-wrap:wrap;align-items:center;gap:9px;background:#f4f7fb;border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.calculation-example strong{color:var(--navy)}
.verification-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.verification-grid label{border:1px solid var(--line);border-radius:8px;padding:9px;background:#fbfcfe}
.example-tag{display:inline-block;padding:3px 8px;border-radius:99px;background:#e8f0ff;color:var(--navy);font-size:.68rem;font-weight:900;text-transform:uppercase}.example-grid h3{margin:8px 0}.example-grid p{font-size:.87rem}
.accordion details{border:1px solid var(--line);border-radius:9px;margin:8px 0;background:#fbfcfe}.accordion summary{padding:11px 13px;cursor:pointer;font-weight:800;color:var(--navy)}.accordion details p{padding:0 13px 12px;margin:0;color:#4b5d73}
.glossary{display:grid;grid-template-columns:1fr 1fr;gap:9px}.glossary div{border:1px solid var(--line);border-radius:9px;padding:10px 12px}.glossary dt{font-weight:900;color:var(--navy)}.glossary dd{margin:3px 0 0;color:var(--muted)}
.approval-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:26px}.approval-grid span{display:block;font-size:.72rem;text-transform:uppercase;color:var(--muted);font-weight:800}.approval-grid b{display:block;margin-top:20px}
.search-hidden{display:none!important}.search-match{outline:3px solid #f6c453;outline-offset:2px}
.img-light{background-color: #2457d6;padding: 12px;border-radius: 10px;box-shadow: 0 0 10px #2457d6;}
footer{text-align:center;padding:25px;color:var(--muted)}footer img{width:150px}footer p{margin:4px}footer a{font-size:.8rem}
@media(max-width:900px){.header-inner{grid-template-columns:150px 1fr 100px}.acculens-logo{width:145px}.modifier-logo{width:95px;height:95px}.title-block h1{font-size:1.8rem}.page-shell{grid-template-columns:1fr;padding:12px}.side-nav{position:fixed;inset:0 auto 0 0;width:280px;z-index:50;border-radius:0;transform:translateX(-105%);transition:.2s;max-height:none}.side-nav.open{transform:translateX(0)}.mobile-actions{display:flex;position:sticky;top:0;z-index:40;justify-content:space-between;padding:8px 12px;background:#fff;border-bottom:1px solid var(--line)}.desktop-print{display:none}.workflow{grid-template-columns:repeat(2,1fr)}.workflow li:last-child{grid-column:1/-1}.manual-section{grid-template-columns:52px 1fr}.section-content{padding:20px}.two-column,.feature-grid,.example-grid{grid-template-columns:1fr}}
@media(max-width:620px){.header-inner{grid-template-columns:1fr;text-align:center}.acculens-logo,.modifier-logo{margin:auto}.modifier-logo{display:none}.document-bar{gap:8px 16px}.manual-section{grid-template-columns:1fr}.section-number{padding:7px;text-align:left}.workflow,.verification-grid,.sign-guide,.glossary,.approval-grid{grid-template-columns:1fr}.legend-row{grid-template-columns:1fr}.section-content{padding:18px}.hero-card{padding:18px}.hero-card h2{font-size:1.45rem}}
@media print{
  @page{size:letter;margin:.55in}
  body{background:#fff;font-size:10pt;color:#000}
  .site-header{background:#fff!important;color:#000;border-bottom:2px solid #000}.header-inner{grid-template-columns:140px 1fr 90px;padding:8px}.acculens-logo{width:135px}.modifier-logo{width:82px;height:82px;box-shadow:none}.title-block h1{font-size:22pt}.document-bar{background:#eee;color:#000;padding:5px}
  .page-shell{display:block;max-width:none;padding:0}.side-nav,.mobile-actions,.print-button,footer a{display:none!important}
  .hero-card,.manual-section{box-shadow:none;border:1px solid #aaa;break-inside:avoid;margin:0 0 10px}.manual-section{grid-template-columns:42px 1fr}.section-content{padding:12px 15px}.section-number{padding:12px 5px}.screenshot{break-inside:avoid}.screenshot img{max-height:4.8in}.workflow li{min-height:auto}.callout{break-inside:avoid}.approval-grid{break-inside:avoid}
  a{color:#000;text-decoration:none}
}