:root{--bg:#f7fbfa;--ink:#16302d;--link:#0f766e;--accent:#0f766e;--head:'Trebuchet MS', 'Segoe UI', Arial, sans-serif;--body:'Segoe UI', Roboto, Arial, sans-serif;--headbg:#0f766e;--headfg:#ffffff;--navline:#fde047;--line:#cfe3df;--soft:#e6f3f1;--radius:14px;--footbg:#123c38;--footfg:#e6f3f1;--heroband:#fef9c3;--cardbg:#ffffff;--max:1120px}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--body);font-size:var(--fs,1.05rem);line-height:1.65;color:var(--ink);background:var(--bg)}
a{color:var(--link)}
a:hover{color:var(--accent)}
h1,h2,h3{font-family:var(--head);line-height:1.25;color:var(--headc,var(--ink))}
h1{font-size:clamp(1.7rem,3.6vw,2.5rem);margin:.6rem 0 1rem}
h2{font-size:1.45rem;margin:2rem 0 .6rem}
h3{font-size:1.15rem;margin:1.4rem 0 .4rem}
.theme-header{background:var(--headbg);color:var(--headfg);border-bottom:var(--headborder,0)}
.theme-header-in{display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap;padding-top:.8rem;padding-bottom:.8rem}
.theme-title{color:var(--headfg);text-decoration:none;font-family:var(--brandfont,var(--head));font-size:1.45rem;font-weight:700;display:flex;align-items:center;gap:.5rem}
.theme-title small{font-size:.62em;font-weight:400;opacity:.85}
.theme-nav{display:flex;gap:1.1rem;flex-wrap:wrap;margin-left:auto}
.theme-nav a{color:var(--headfg);font-weight:600;font-size:.98rem;padding:.25rem 0;border-bottom:2px solid transparent}
.theme-nav a.on,.theme-nav a:hover{border-bottom-color:var(--navline,var(--accent));color:var(--headfg)}
.theme-menu{background:transparent;color:var(--headfg);border:1px solid currentColor;border-radius:var(--radius);padding:.35rem .8rem}
.masthead{text-align:center}
.mast-in{display:flex;flex-direction:column;align-items:center;padding-top:1.2rem;padding-bottom:.6rem;position:relative}
.mast-date{margin:0;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;opacity:.8}
.masthead .theme-title{font-size:clamp(2.2rem,6vw,3.6rem);letter-spacing:-.02em}
.masthead .theme-nav{border-top:1px solid var(--line);border-bottom:3px double var(--line);margin:0}
.masthead .theme-nav .inner{display:flex;justify-content:center;gap:1.6rem;flex-wrap:wrap;padding-top:.55rem;padding-bottom:.55rem}
.masthead .theme-menu{position:absolute;right:1rem;top:1.2rem}
.markdown{padding-bottom:2.5rem}
.markdown p,.markdown li{max-width:72ch}
.markdown li{margin:.25rem 0}
.section-label,.teaser-tag{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);font-weight:700;margin:1.4rem 0 0}
.inner-aside{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:2.6rem;align-items:start}
.aside{position:sticky;top:1rem;margin-top:1.6rem}
.aside-card{background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.1rem;margin-bottom:1rem}
.aside-title{font-family:var(--head);font-weight:700;margin:0 0 .5rem}
.aside-card ul{list-style:none;margin:0;padding:0}
.aside-card li{margin:.4rem 0;font-size:.95rem}
.aside-card li span{display:block;font-size:.85rem;opacity:.8}
.teasers{list-style:none;padding:0;margin:1rem 0 2rem;display:grid;grid-template-columns:repeat(auto-fill,minmax(var(--cardmin,250px),1fr));gap:1.1rem}
.teaser{background:var(--cardbg,#fff);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.15rem;box-shadow:var(--shadow,none)}
.teaser h3{margin:.2rem 0 .4rem;font-size:1.1rem}
.teaser h3 a{text-decoration:none;color:var(--ink)}
.teaser h3 a:hover{color:var(--accent)}
.teaser p{margin:0;font-size:.95rem}
.teaser .teaser-tag{margin:0}
.welcome{background:var(--heroband,var(--soft));padding:2rem 0 1.5rem;margin-bottom:1.5rem}
.welcome-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:2rem;align-items:center}
.welcome-grid .img{margin:0}
.intro{font-size:1.15rem;max-width:60ch}
.teasers-title{border-bottom:2px solid var(--line);padding-bottom:.3rem}
.theme-footer{background:var(--footbg);color:var(--footfg);margin-top:2rem}
.theme-footer-in{display:grid;grid-template-columns:2fr 1fr;gap:1.5rem;padding-top:2rem;padding-bottom:2rem}
.theme-footer-title{font-family:var(--head);font-weight:700;font-size:1.15rem;margin:0 0 .3rem}
.theme-footer-about p{margin:.2rem 0;max-width:60ch}
.theme-footer-nav{display:flex;flex-direction:column;gap:.35rem}
.theme-footer-nav a{color:var(--footfg)}
.theme-footer-small{grid-column:1/-1;font-size:.85rem;opacity:.8;margin:0;border-top:1px solid rgba(127,127,127,.35);padding-top:1rem}
@media (max-width:900px){.inner-aside{grid-template-columns:1fr}.aside{position:static}.welcome-grid{grid-template-columns:1fr}}
@media (max-width:760px){.theme-footer-in{grid-template-columns:1fr}.theme-nav{gap:.2rem;margin-left:0}.theme-nav a{padding:.45rem 0}.masthead .theme-nav .inner{flex-direction:column;gap:.2rem}.masthead .theme-nav{display:none}.masthead .theme-nav.open{display:block}}
.theme-mark{display:inline-grid;place-items:center;width:2rem;height:2rem;border-radius:50%;background:#fde047;color:#0f766e;font-size:1.1rem}
.btn{display:inline-block;background:#0f766e;color:#fff;padding:.65rem 1.2rem;border-radius:999px;text-decoration:none;font-weight:700}
.btn:hover{background:#115e59;color:#fff}
.teaser{border-radius:14px;box-shadow:0 2px 8px rgba(15,118,110,.08)}
.feature .teaser{border-top:6px solid #fde047}
.welcome .img img{border-radius:18px}
.markdown .img img{border-radius:14px}

*{box-sizing:border-box}
img{max-width:100%;height:auto;display:block}
.skip-nav{position:absolute;left:-999px;top:0;background:#000;color:#fff;padding:.5rem 1rem;z-index:99}
.skip-nav:focus{left:0}
.inner{max-width:var(--max,1160px);margin:0 auto;padding:0 1.1rem}
.inner-narrow{max-width:820px}
.theme-menu{display:none;font:inherit;cursor:pointer}
.theme-nav a{text-decoration:none}
.img{margin:0 0 1.4rem}
.img img{width:100%;border-radius:var(--radius,6px)}
.img.welcome-in img{max-height:460px;object-fit:cover}
.img.lead img{max-height:380px;object-fit:cover}
.img.inline img{max-height:340px;object-fit:cover}
.table-wrap{overflow-x:auto;margin:1rem 0 1.4rem}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{border:1px solid var(--line,#ddd);padding:.5rem .65rem;text-align:left;vertical-align:top}
th{background:var(--soft,#f4f4f4)}
.tip{border-left:4px solid var(--accent,#888);background:var(--soft,#f4f4f4);padding:.8rem 1rem;border-radius:0 var(--radius,6px) var(--radius,6px) 0}
.contact{display:grid;gap:.35rem;max-width:620px;margin:1.2rem 0}
.contact label{font-weight:600;margin-top:.5rem}
.contact .opt{font-weight:400;opacity:.75}
.contact input,.contact select,.contact textarea{font:inherit;padding:.6rem .7rem;border:1px solid var(--line,#bbb);border-radius:var(--radius,6px);background:#fff;color:inherit;width:100%}
.contact button{justify-self:start;margin-top:.8rem;font:inherit;font-weight:700;padding:.65rem 1.4rem;border:0;border-radius:var(--radius,6px);background:var(--accent,#333);color:#fff;cursor:pointer}
.contact-error{display:block;color:#b3261e;font-size:.88rem;min-height:0}
.contact-error:empty{display:none}
[aria-invalid=true]{outline:2px solid #b3261e}
.contact-alert{color:#b3261e;font-weight:600}
.contact-hp{position:absolute;left:-5000px;width:1px;height:1px;overflow:hidden}
.small{font-size:.88rem;opacity:.85}
.meta{font-size:.9rem;opacity:.8;margin:-.3rem 0 1.2rem}
.where{font-size:.88rem;margin:1.2rem 0 .4rem}
.where a{text-decoration:none}
@media (max-width:760px){
  .theme-menu{display:inline-block;margin-left:auto}
  .theme-nav{display:none;width:100%}
  .theme-nav.open{display:flex;flex-direction:column}
}

.theme-header .theme-header-in{flex-wrap:wrap}
.theme-nav a{border:1px solid currentColor;border-radius:999px;padding:.2rem .8rem;text-decoration:none}
.theme-nav a[aria-current]{background:var(--headfg);color:var(--headbg)}
.theme-footer{text-align:center}.theme-footer-nav{justify-content:center}