:root{
  --ink:#111;--paper:#fffdf9;--rule:#111;--muted:#4a4a4a;
  --accent:#123f7a;--band:#f0ece4;
  --measure:34rem;
}
*{box-sizing:border-box;margin:0;padding:0}
html{font-size:125%;-webkit-text-size-adjust:100%}
html,body{max-width:100%}
body{
  background:var(--paper);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:1.05rem;line-height:1.6;
  padding:0 1.25rem 4rem;
}
.skip{position:absolute;left:-9999px}
.skip:focus{position:static;display:inline-block;padding:.6rem;background:#ff0;color:#000}
a{color:var(--accent);text-underline-offset:3px}
a:focus-visible,button:focus-visible{outline:4px solid #0b57d0;outline-offset:2px}

.shell{max-width:var(--measure);margin:0 auto;overflow-wrap:break-word;word-break:break-word}

header.site{border-bottom:5px solid var(--rule);padding:1.1rem 0 .9rem;margin-bottom:1.6rem}
header.site .top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.6rem}
header.site a.brand{
  display:inline-flex;align-items:center;gap:.5rem;
  font-weight:800;font-size:1.15rem;letter-spacing:.06em;
  text-transform:uppercase;color:var(--ink);text-decoration:none;line-height:1.2}
header.site a.brand svg{flex:none;width:1.7rem;height:1.7rem;color:var(--accent)}
header.site p.strap{font-size:.95rem;color:var(--muted);margin-top:.55rem}

nav.sitenav{display:flex;flex-wrap:wrap;gap:1.1rem 1.4rem;margin-top:.85rem;
  font-size:1rem;font-weight:700}
nav.sitenav a{text-decoration:none;color:var(--ink)}
nav.sitenav a:hover{color:var(--accent)}

details.langswitch{position:relative}
details.langswitch summary{list-style:none;cursor:pointer;font-weight:700;
  font-size:.95rem;padding:.5rem .8rem;border:2px solid var(--rule);
  border-radius:.3rem;white-space:nowrap;user-select:none}
details.langswitch summary::-webkit-details-marker{display:none}
details.langswitch summary::after{content:" \25be";font-weight:400}
details.langswitch[open] summary::after{content:" \25b4"}
details.langswitch .panel{margin-top:.6rem;background:var(--band);
  border:2px solid var(--rule);border-radius:.4rem;padding:.9rem 1rem}
details.langswitch .panel a,details.langswitch .panel strong{display:block;
  padding:.32rem 0;font-size:.98rem}
@media (min-width:32rem){
  details.langswitch .panel{columns:2;column-gap:1.4rem}
}

h1{font-size:2.1rem;line-height:1.14;font-weight:800;margin:.2rem 0 1rem;letter-spacing:-.01em}
h2{font-size:1.45rem;line-height:1.22;font-weight:800;margin:2.4rem 0 .7rem;
   padding-top:1.1rem;border-top:2px solid var(--rule)}
h3{font-size:1.15rem;font-weight:800;margin:1.7rem 0 .5rem}
h4{font-size:1.03rem;font-weight:800;margin:1.3rem 0 .4rem}
p,li{font-size:1.05rem}
p{margin:0 0 1rem}
ul,ol{margin:0 0 1.15rem 1.35rem}
li{margin:.42rem 0}
strong{font-weight:800}
hr{border:0;border-top:2px solid var(--rule);margin:2.2rem 0}
hr + h2{border-top:0;padding-top:0;margin-top:0}
h1 + h2{border-top:0;padding-top:0}

blockquote{
  border:3px solid var(--rule);background:var(--band);
  padding:1rem 1.1rem;margin:1.5rem 0}
blockquote > :last-child{margin-bottom:0}
blockquote h3{margin-top:0}

table{border-collapse:collapse;width:100%;margin:1.3rem 0;font-size:.98rem}
th,td{border:1px solid #bbb;padding:.55rem .6rem;text-align:left;vertical-align:top}
th{background:var(--band);font-weight:800}

code{background:var(--band);padding:.05em .3em;font-size:.95em}

.tel{white-space:nowrap;font-weight:800}

footer.site{margin-top:2.6rem;padding-top:1rem;border-top:5px solid var(--rule);
  font-size:.92rem;color:var(--muted)}
footer.site a{color:var(--accent)}
footer.site p{margin-bottom:.5rem;font-size:.92rem}
footer.site nav.sitenav{margin-bottom:1rem;font-size:.92rem;font-weight:700}

.cards{display:grid;grid-template-columns:1fr;gap:.85rem;margin:1.3rem 0 1.6rem}
@media (min-width:32rem){.cards{grid-template-columns:1fr 1fr}}
a.card{display:block;border:3px solid var(--rule);border-radius:.4rem;
  padding:1rem 1.1rem;text-decoration:none;color:var(--ink);background:var(--band);
  font-weight:800;font-size:1.06rem;line-height:1.35;min-height:3.4rem}
a.card:hover,a.card:focus-visible{border-color:var(--accent);background:#fff}
a.card span{display:block;font-weight:400;font-size:.88rem;color:var(--muted);
  margin-top:.3rem}

/* wide-screen nav rail: pure bonus for viewers with room, single column
   reading experience is unaffected below this breakpoint */
aside.rail{display:none}
@media (min-width:68rem){
  body{padding-left:15.5rem}
  aside.rail{display:block;position:fixed;left:2rem;top:2.2rem;width:12.5rem;
    font-size:.92rem;line-height:1.7}
  aside.rail .label{font-weight:800;text-transform:uppercase;letter-spacing:.05em;
    font-size:.75rem;color:var(--muted);margin-bottom:.5rem}
  aside.rail a{display:block;color:var(--ink);text-decoration:none;padding:.15rem 0}
  aside.rail a:hover{color:var(--accent)}
  aside.rail hr{margin:.9rem 0;border-top:1px solid #ccc}
}
.shell[dir="rtl"] aside.rail{left:auto;right:2rem}
@media (min-width:68rem){.shell[dir="rtl"]{padding-left:0}body:has(.shell[dir="rtl"]){padding-left:1.25rem;padding-right:15.5rem}}

.crumb{font-size:.92rem;margin-bottom:.6rem}
.crumb a{color:var(--muted)}

.shell[dir="rtl"]{direction:rtl;text-align:right}
.shell[dir="rtl"] ul,.shell[dir="rtl"] ol{margin:0 1.35rem 1.15rem 0}

@media print{
  body{background:#fff;padding:0!important}
  header.site,footer.site,.crumb,aside.rail{display:none}
  a{color:#000;text-decoration:none}
}
@media (max-width:26rem){ html{font-size:118%} h1{font-size:1.8rem} }