*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:#F5F8F8;color:#26292B;font:15px/1.65 Verdana,Geneva,sans-serif}
img{max-width:100%;height:auto}
a{color:#20666C}
a:hover{color:#154B50}
a:focus-visible,:focus-visible{outline:2px solid #2E7E85;outline-offset:2px}
.skip{position:absolute;left:-9999px;top:0;background:#fff;color:#26292B;padding:8px 12px;z-index:9}
.skip:focus{left:8px;top:8px}
.shell{width:min(1140px,100% - 32px);margin:0 auto}
h1,h2,h3,h4{font-family:"Trebuchet MS",Tahoma,sans-serif;margin:0;font-weight:700}
p{margin:0 0 12px}
ul,ol{margin:0;padding:0;list-style:none}
/* 1 teal identity band */
.band{background:#2E7E85;color:#fff}
.band-in{min-height:90px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.mark{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff}
.mark-t{display:block}
.mark-t b{display:block;font-family:"Trebuchet MS",Tahoma,sans-serif;font-size:30px;line-height:1.15}
.mark-t i{display:block;font-style:normal;font-size:13px;color:#D6EAEC;margin-top:2px}
.util{display:flex;gap:18px;flex-wrap:wrap}
.util a{color:#fff;font-size:12px;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.45);padding-bottom:2px}
.util a:hover{color:#fff;border-bottom-color:#fff}
/* 2 breadcrumb and A-Z strip */
.strip{background:#fff;border-bottom:1px solid #D5E4E5}
.strip-in{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:6px 0}
.crumb{display:flex;flex-wrap:wrap;gap:6px;font-size:12px;color:#4A5356}
.crumb li+li::before{content:"/";margin-right:6px;color:#9BB2B4}
.azlink{font-size:12px;font-weight:700;color:#20666C}
/* content shell */
.hub{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;align-items:start;background:#fff;
 border-left:1px solid #D5E4E5;border-right:1px solid #D5E4E5;padding:20px;width:min(1140px,100% - 32px)}
/* 3 featured / plain-definition panel */
.hubmain{grid-column:1;min-width:0}
.panel{background:#EAF4F5;border:1px solid #D5E4E5;padding:18px 20px}
.panel-t,.entry-t{font-size:26px;line-height:1.2;margin-bottom:8px}
.entry-t{font-size:28px}
.strap{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:#20666C;margin-bottom:8px}
.def{font-size:16px;margin-bottom:10px}
.stamp{font:italic 12px/1.4 Verdana,Geneva,sans-serif;color:#4A5356;border-top:2px solid #2E7E85;
 display:inline-block;padding-top:6px;margin:0 0 12px}
.more{margin:8px 0 0;font-size:13px}
.azrun{border-top:1px solid #C7DDDF;padding-top:10px;font-size:13px}
.azrun .lab{font:11px/1 Arial,Helvetica,sans-serif;letter-spacing:.09em;text-transform:uppercase;color:#4A5356;
 display:block;margin-bottom:6px}
.azlist a{display:inline-block;padding:2px 3px;font-weight:700}
/* 4 body-system directory boxes */
.sec{margin-top:24px}
.sec-t{font-size:20px;border-bottom:2px solid #2E7E85;padding-bottom:6px;margin-bottom:12px}
.systems{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.sysbox{border:1px solid #D5E4E5;background:#EAF4F5;padding:12px}
.sysbox-t{font-size:15px;margin-bottom:8px;line-height:1.3}
.count{display:block;font:11px/1 Arial,Helvetica,sans-serif;letter-spacing:.08em;text-transform:uppercase;
 color:#4A5356;font-weight:400;margin-top:4px}
.sysbox-l li{font-size:14px;padding:3px 0;border-top:1px solid #D5E4E5}
.sysbox-l li:first-child{border-top:0}
/* 5 condition rows per system */
.grp{margin-bottom:20px}
.grp-t{font-size:15px;font-family:Arial,Helvetica,sans-serif;letter-spacing:.08em;text-transform:uppercase;
 color:#20666C;border-bottom:1px solid #D5E4E5;padding-bottom:5px;margin-bottom:4px}
.row{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:16px;align-items:baseline;
 border-bottom:1px solid #D5E4E5;padding:10px 0}
.row-t{font-size:16px;line-height:1.3;margin-bottom:3px}
.row-d{font-size:13px;color:#4A5356;margin:0}
.row-e{font:italic 12px/1.4 Verdana,Geneva,sans-serif;color:#4A5356;margin:0;white-space:nowrap}
/* 6 review and source context rail */
.rail{grid-column:2;display:flex;flex-direction:column;gap:12px}
.railbox{border:1px solid #D5E4E5;border-top:2px solid #2E7E85;padding:12px;background:#fff}
.railbox-t{font-size:15px;margin-bottom:8px}
.railbox p{font-size:13px;color:#4A5356}
.kv li{display:flex;justify-content:space-between;gap:10px;font-size:13px;padding:4px 0;
 border-top:1px solid #D5E4E5}
.kv li:first-child{border-top:0}
.kv b{font-weight:700;text-align:right;word-break:break-word}
.rl li{font-size:14px;padding:4px 0;border-top:1px solid #D5E4E5}
.rl li:first-child{border-top:0}
/* detail body */
.body{max-width:680px}
.body-t{font-size:20px;margin:18px 0 8px}
.body p{font-size:16px}
.quiet{font-size:13px;color:#4A5356}
.outline li{font-size:15px;padding:5px 0;border-top:1px solid #D5E4E5}
.outline li:first-child{border-top:0}
.cols{columns:2;column-gap:24px}
.cols li{break-inside:avoid}
.backline{display:flex;gap:20px;flex-wrap:wrap;font-size:13px;background:#fff;padding:14px 20px;
 border-left:1px solid #D5E4E5;border-right:1px solid #D5E4E5;border-top:1px solid #D5E4E5}
/* 7 editorial policy note */
.policy{background:#fff;border-top:2px solid #2E7E85;border-bottom:1px solid #D5E4E5;padding:20px 0;margin-top:0}
.policy-t{font-size:15px;font-family:Arial,Helvetica,sans-serif;letter-spacing:.08em;text-transform:uppercase;
 color:#20666C;margin-bottom:8px}
.policy p{font-size:13px;color:#4A5356;max-width:78ch}
/* 8 health colophon footer */
.colophon{background:#2E7E85;color:#fff;padding:24px 0 18px;margin-top:0}
.fgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.fcol-t{font:11px/1 Arial,Helvetica,sans-serif;letter-spacing:.09em;text-transform:uppercase;color:#D6EAEC;
 margin-bottom:8px}
.fcol li{font-size:14px;padding:3px 0}
.fcol a{color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.4)}
.fline{display:flex;gap:10px;align-items:flex-start;border-top:1px solid rgba(255,255,255,.35);
 margin-top:20px;padding-top:14px}
.fline p{font-size:12px;color:#D6EAEC;margin:0}
@media (max-width:1000px){.systems{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:900px){
 .hub{grid-template-columns:minmax(0,1fr);padding:16px}
 .hubmain,.rail{grid-column:1}
 .fgrid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .body{max-width:none}
}
@media (max-width:700px){
 .band-in{min-height:64px;flex-direction:column;align-items:flex-start;gap:4px}
 .band .util{display:none}
 .mark-t b{font-size:22px}
 .systems{grid-template-columns:minmax(0,1fr)}
 .sysbox-l li{padding:0}
 .sysbox-l a{display:block;padding:11px 0;min-height:44px}
 .azlist a{padding:11px 4px;min-height:44px}
 .row{grid-template-columns:minmax(0,1fr);row-gap:4px}
 .row-e{white-space:normal}
 .cols{columns:1}
 .fgrid{grid-template-columns:minmax(0,1fr)}
 .panel-t{font-size:22px}.entry-t{font-size:24px}
 .row-t{font-size:15px}
}
@media (max-width:480px){.shell,.hub{width:calc(100% - 20px)}}
@media (prefers-reduced-motion:no-preference){a{transition:color .12s ease}}