@font-face{font-family:"Plex";src:url(fonts/plex-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Plex";src:url(fonts/plex-600.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Plex Cond";src:url(fonts/plexc-500.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Plex Cond";src:url(fonts/plexc-700.woff2) format("woff2");font-weight:700;font-display:swap}
:root{
  --film:#E8EDEB;      /* drafting film */
  --sheet:#F6F8F7;     /* sheet surface */
  --ink:#18222E;       /* blue-black drawing ink */
  --ink-2:#4A5663;     /* secondary linework */
  --grid:#C9D3D0;      /* construction lines */
  --redline:#B8262B;   /* markup red */
  --link:#1F5A86;      /* print blue */
  --cond:"Plex Cond","Arial Narrow",system-ui,sans-serif;
  --body:"Plex",system-ui,-apple-system,"Segoe UI",sans-serif;
  --measure:68ch;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--film);color:var(--ink);font:400 1.0625rem/1.6 var(--body)}
a{color:var(--link);text-underline-offset:.18em}
a:hover{color:var(--ink)}
:focus-visible{outline:3px solid var(--redline);outline-offset:3px}
img,svg{max-width:100%;height:auto}
.skip{position:absolute;left:-999px}.skip:focus{left:1rem;top:1rem;background:var(--sheet);padding:.5rem 1rem;z-index:9}

/* the sheet: every page sits on a drawing sheet with a binding margin and border */
.sheet{max-width:1180px;margin:1.25rem auto;background:var(--sheet);border:1.5px solid var(--ink);
  box-shadow:0 0 0 6px var(--sheet),0 0 0 7px var(--grid);position:relative}
@media (min-width:900px){.sheet{margin:2.5rem auto;border-left-width:1.5px}.sheet::before{content:"";position:absolute;inset:0 auto 0 0;width:44px;border-right:1px solid var(--grid)}}
.inner{padding:0 1.25rem}
@media (min-width:900px){.inner{padding:0 3.5rem 0 calc(44px + 3rem)}}

/* header */
.top{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:1.1rem;border-bottom:1px solid var(--grid)}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--ink);font:700 1.35rem/1 var(--cond);letter-spacing:.01em}
.brand svg{width:30px;height:30px}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:1.6rem;flex-wrap:wrap}
.nav a{font:500 1rem/1 var(--cond);color:var(--ink);text-decoration:none;padding-block:.35rem;border-bottom:2px solid transparent}
.nav a:hover{border-color:var(--grid)}
.nav a[aria-current="page"]{border-color:var(--redline)}
.menu{display:none;font:500 1rem var(--cond);background:none;border:1.5px solid var(--ink);color:var(--ink);padding:.4rem .8rem;cursor:pointer}
@media (max-width:760px){
  .menu{display:block}
  .nav{position:absolute;left:0;right:0;top:4.2rem;background:var(--sheet);border-bottom:1.5px solid var(--ink);display:none;z-index:5}
  .nav.open{display:block}
  .nav ul{flex-direction:column;gap:0;padding:.5rem 1.25rem 1rem}
  .nav a{display:block;padding:.75rem 0;border:0;border-bottom:1px solid var(--grid)}
}

/* type */
h1,h2,h3{font-family:var(--cond);font-weight:700;line-height:1.05;margin:0 0 .6em;letter-spacing:-.005em}
h1{font-size:clamp(2.6rem,6.2vw,4.6rem);max-width:15ch}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem);max-width:22ch}
h3{font-size:1.35rem;font-weight:500}
p,li{max-width:var(--measure)}
.lede{font-size:1.25rem;line-height:1.5;color:var(--ink-2);max-width:56ch}
section{padding-block:clamp(2.5rem,6vw,4.5rem);border-bottom:1px solid var(--grid)}
section:last-of-type{border-bottom:0}

/* dimension-string rule: sits under section headings, like a dimensioned length */
.dim{display:block;height:14px;max-width:340px;margin:-.2rem 0 1.4rem;
  background:
   linear-gradient(var(--ink-2),var(--ink-2)) left 50%/100% 1px no-repeat,
   linear-gradient(135deg,transparent 45%,var(--ink-2) 45% 55%,transparent 55%) left center/14px 14px no-repeat,
   linear-gradient(135deg,transparent 45%,var(--ink-2) 45% 55%,transparent 55%) right center/14px 14px no-repeat}

/* hero */
.hero{display:grid;gap:2rem;align-items:end;padding-block:clamp(2.5rem,7vw,5rem) 3rem}
@media (min-width:980px){.hero{grid-template-columns:1.05fr 1fr}}
.hero .lede{margin-bottom:1.8rem}
.elev{width:100%;color:var(--ink)}
.elev .g{stroke:var(--grid)}
.elev .t{font:500 12px var(--cond);fill:var(--ink-2)}
.elev .draw{stroke-dasharray:1200;stroke-dashoffset:0}
@media (prefers-reduced-motion:no-preference){
  .elev .draw{stroke-dashoffset:1200;animation:ink 1.8s cubic-bezier(.4,0,.2,1) forwards}
  .elev .draw.d2{animation-delay:.35s}.elev .draw.d3{animation-delay:.7s}
  .elev .late{opacity:0;animation:show .6s 1.5s forwards}
}
@keyframes ink{to{stroke-dashoffset:0}}@keyframes show{to{opacity:1}}

/* buttons */
.actions{display:flex;flex-wrap:wrap;gap:.8rem}
.btn{display:inline-block;font:500 1.05rem/1 var(--cond);text-decoration:none;padding:.85rem 1.3rem;border:1.5px solid var(--ink);color:var(--ink);background:transparent}
.btn.primary{background:var(--ink);color:var(--sheet)}
.btn:hover{background:var(--ink);color:var(--sheet)}
.btn.primary:hover{background:var(--link);border-color:var(--link)}

/* schedule: tables in the style of a drawing schedule */
.schedule{width:100%;border-collapse:collapse;font-size:1rem}
.schedule caption{text-align:left;font:700 1.1rem var(--cond);padding-bottom:.6rem}
.schedule th{font:500 .95rem var(--cond);text-align:left;color:var(--ink-2);border-bottom:1.5px solid var(--ink);padding:.5rem .8rem .5rem 0}
.schedule td{border-bottom:1px solid var(--grid);padding:1rem .8rem 1rem 0;vertical-align:top}
.schedule td:first-child{font:700 1.25rem/1.2 var(--cond);white-space:nowrap}
.scroll{overflow-x:auto}
@media (max-width:640px){
  .schedule.stack thead{display:none}
  .schedule.stack tr{display:block;border-bottom:1px solid var(--grid);padding-block:.8rem}
  .schedule.stack td{display:block;border:0;padding:.15rem 0}
}

/* status in a revision cloud: the one place redline is used as decoration */
.cloud{display:inline-block;position:relative;font:500 .95rem/1 var(--cond);color:var(--redline);padding:.5rem 1rem;white-space:nowrap}
.cloud svg{position:absolute;inset:-4px -6px;width:calc(100% + 12px);height:calc(100% + 8px);overflow:visible}

/* two-column text blocks */
.cols{display:grid;gap:2rem}
@media (min-width:860px){.cols{grid-template-columns:repeat(2,1fr);gap:3rem 4rem}}
.cols h3{margin-bottom:.35rem}
.cols p{margin-top:0}

.note{border-left:3px solid var(--redline);padding:.8rem 1rem;background:#FBEDEC;max-width:var(--measure)}
.plain{padding-left:1.1rem}.plain li{margin-bottom:.4rem}

/* timeline (true sequence, so numbered) */
.steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;gap:0}
.steps li{counter-increment:s;display:grid;grid-template-columns:3.2rem 1fr;gap:1rem;padding:1rem 0;border-bottom:1px solid var(--grid);max-width:none}
.steps li::before{content:counter(s);font:700 1.6rem/1 var(--cond);color:var(--ink-2)}
.steps b{font-family:var(--cond);font-weight:700;font-size:1.15rem;display:block}

/* forms */
form{display:grid;gap:1rem;max-width:40rem}
label{font:500 1rem var(--cond);display:grid;gap:.35rem}
input,select,textarea{font:inherit;color:var(--ink);background:#fff;border:1.5px solid var(--ink-2);padding:.7rem .8rem;border-radius:0;width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--ink)}
.hint{font-size:.92rem;color:var(--ink-2)}

/* legal text */
.legal h2{font-size:1.5rem;margin-top:2.2rem;max-width:none}
.legal table{border-collapse:collapse;width:100%;font-size:.95rem;margin:1rem 0}
.legal td,.legal th{border:1px solid var(--grid);padding:.5rem .7rem;text-align:left;vertical-align:top}
.legal thead td,.legal th{font-family:var(--cond);font-weight:500;background:var(--film)}

/* title block footer */
.titleblock{display:grid;border-top:1.5px solid var(--ink);font-size:.9rem}
.titleblock > div{padding:.8rem 1rem;border-bottom:1px solid var(--grid)}
.titleblock .k{display:block;font:500 .8rem var(--cond);color:var(--ink-2)}
.titleblock .v{font:700 1.05rem/1.25 var(--cond)}
.titleblock .firm .v{font-size:1.3rem}
@media (min-width:860px){
  .titleblock{grid-template-columns:2fr 1.3fr 1fr .8fr}
  .titleblock > div{border-bottom:0;border-left:1px solid var(--grid)}
  .titleblock > div:first-child{border-left:0}
}
.titleblock a{color:var(--ink)}
.portal-bar{background:var(--ink);color:var(--sheet);font:500 .95rem var(--cond);padding:.55rem 1.25rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.portal-bar a{color:var(--sheet)}
@media (min-width:900px){.portal-bar{padding-left:calc(44px + 3rem);padding-right:3.5rem}}