:root{--bg:#fbfdfc;--fg:#10211f;--muted:#5b6f6c;--card:#fff;--line:#d9e5e2;--brand:#0f766e;--brand-fg:#fff;--warn-bg:#fff4d6;--warn-fg:#6b4b00;--accent:#e8f5f2}
@media (prefers-color-scheme:dark){:root{--bg:#0b1514;--fg:#e6f1ef;--muted:#93aaa6;--card:#112120;--line:#22403d;--brand:#2dd4bf;--brand-fg:#06201d;--warn-bg:#3a2e08;--warn-fg:#ffe08a;--accent:#10302d}}
*{box-sizing:border-box}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--fg)}
a{color:var(--brand)}
h1{font-size:clamp(1.8rem,4vw,2.6rem);line-height:1.15;margin:.2em 0 .4em}
h2{font-size:1.4rem;margin:1.6em 0 .6em}
h3{margin:0 0 .25em;font-size:1.05rem}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}
.narrow{max-width:720px}
.section{padding-top:24px;padding-bottom:32px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--card);padding:8px;z-index:10}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.site-header{border-bottom:1px solid var(--line);background:var(--card)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--fg);font-size:1.15rem}
.brand b{color:var(--brand)}
nav{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
nav a{text-decoration:none;color:var(--fg)}
nav a:hover{color:var(--brand)}
.btn{display:inline-block;background:var(--brand);color:var(--brand-fg);border:0;border-radius:8px;padding:10px 18px;font:inherit;font-weight:600;text-decoration:none;cursor:pointer}
.btn.small{padding:6px 12px;color:var(--brand-fg)}
nav a.btn{color:var(--brand-fg)}
.hero{background:var(--accent);padding:48px 0 40px;border-bottom:1px solid var(--line)}
.lead{font-size:1.15rem;color:var(--muted);max-width:60ch}
.search{display:flex;gap:8px;max-width:560px;margin-top:20px}
.search input{flex:1}
input,select,textarea{font:inherit;color:var(--fg);background:var(--card);border:1px solid var(--line);border-radius:8px;padding:10px 12px;width:100%}
input:focus,select:focus,textarea:focus,.btn:focus-visible,a:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;color:inherit;text-decoration:none;display:block}
a.card:hover{border-color:var(--brand)}
.card p{margin:.2em 0}
.sub{font-weight:600}
.muted{color:var(--muted);font-size:.92rem}
.tag{font-size:.72rem;padding:2px 8px;border-radius:99px;vertical-align:middle}
.tag.warn,.notice{background:var(--warn-bg);color:var(--warn-fg)}
.notice{padding:10px 14px;border-radius:8px;margin:12px 0}
.crumbs{font-size:.9rem;color:var(--muted);margin-bottom:8px}
.facts{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin:20px 0}
.facts div{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.facts dt{font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.facts dd{margin:2px 0 0;font-weight:600}
.two{display:grid;gap:32px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.ticks{padding-left:20px}
.filters{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin:16px 0}
.filters label,.stack label{display:grid;gap:4px;font-weight:600;font-size:.9rem}
.stack{display:grid;gap:14px}
.row{display:grid;gap:14px;grid-template-columns:1fr 1fr}
.site-footer{border-top:1px solid var(--line);margin-top:40px;padding:24px 0 40px}
[hidden]{display:none!important}
@media (max-width:520px){.row{grid-template-columns:1fr}.search{flex-direction:column}}

.tag.clinical{background:var(--accent);color:var(--brand)}.tag.research{background:#e8eefc;color:#2a4aa8}.tag.observership{background:#f3e8fc;color:#7a2aa8}
@media (prefers-color-scheme:dark){.tag.research{background:#1b2744;color:#a9c0ff}.tag.observership{background:#2e1b44;color:#d8a9ff}}

.eyebrow{font-size:.75rem;text-transform:uppercase;letter-spacing:.14em;font-weight:750;color:var(--brand)}
.hero h1{font-size:clamp(2.5rem,6vw,4.6rem);letter-spacing:-.045em;max-width:850px}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:32px 0}.metrics div{border-left:2px solid var(--brand);padding-left:14px}.metrics strong{display:block;font-size:2rem;line-height:1.3}.metrics span{font-size:.85rem;color:var(--muted)}
.section-head{display:flex;justify-content:space-between;gap:16px;align-items:end;flex-wrap:wrap}.card-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:12px;flex-wrap:wrap}.card-top .muted{font-size:.72rem}.program h3{font-size:1.08rem;line-height:1.4;margin-bottom:8px}.program h3 a{text-decoration:none;color:var(--fg)}.program h3 a:hover{color:var(--brand)}
.card-facts{display:flex;gap:24px;margin:14px 0}.card-facts dt{font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}.card-facts dd{margin:0;font-weight:650;font-size:.9rem}.excerpt{font-size:.88rem;line-height:1.65;color:var(--muted)}.card-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:16px}
.save-btn,.secondary{font:inherit;background:var(--card);color:var(--brand);border:1px solid var(--line);padding:7px 12px;border-radius:7px;cursor:pointer}.save-btn[aria-pressed=true]{background:var(--accent);border-color:var(--brand)}.compare-choice,.checklist-item{display:flex;gap:7px;align-items:start;font-size:.88rem}.compare-choice input,.checklist-item input{width:auto;flex:none;margin-top:6px;accent-color:var(--brand)}
.profile-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(240px,1fr);gap:32px}.profile-layout aside{padding-top:22px}.profile-layout aside .card{margin-bottom:20px}.profile-layout dd{font-weight:500;overflow-wrap:anywhere}.checklist-item{margin:12px 0}.table-wrap{overflow:auto;max-width:100%;border:1px solid var(--line);border-radius:10px}table{border-collapse:collapse;width:100%;background:var(--card);text-align:left}th,td{padding:14px;border-bottom:1px solid var(--line);vertical-align:top}th{font-weight:650}thead{background:var(--accent)}.comparison{min-width:650px}.comparison td,.comparison th{min-width:200px;max-width:350px;font-size:.9rem}.comparison th .compare-choice{margin-top:10px}
.index-search{display:block;max-width:480px;margin:20px 0}.index-grid h2{font-size:1.05rem;margin:0}.reading{max-width:760px}.reading h2{margin-top:32px}.reading li{margin-bottom:8px}.comparison-bar{position:fixed;bottom:0;left:0;right:0;z-index:15;background:var(--card);box-shadow:0 -2px 14px #0002;border-top:1px solid var(--line);padding:12px 20px;display:flex;align-items:center;justify-content:center;gap:20px;flex-wrap:wrap}.storage-status{position:fixed;bottom:75px;right:16px;z-index:20;max-width:350px;padding:0;margin:0}.storage-status:not(:empty){padding:12px 16px;background:var(--fg);color:var(--bg);border-radius:8px;box-shadow:0 4px 20px #0002;pointer-events:none}.site-footer{padding-bottom:110px}.nav-more{position:relative}.nav-more summary{cursor:pointer}.nav-more div{position:absolute;top:100%;right:0;width:210px;background:var(--card);padding:14px;border:1px solid var(--line);box-shadow:0 5px 12px #0002;border-radius:8px;z-index:20}.nav-more a{display:block;padding:5px}input[type=checkbox]{accent-color:var(--brand)}
@media(max-width:760px){.profile-layout{grid-template-columns:1fr}.metrics{grid-template-columns:repeat(2,1fr)}.bar{padding-top:12px;padding-bottom:12px}.bar nav{gap:10px;font-size:.82rem}.hero{padding-top:32px}.comparison-bar{gap:10px;padding:8px}.comparison-bar .secondary{font-size:.8rem}}
.pagination{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:28px 0;padding:16px;border:1px solid var(--line);border-radius:10px;background:var(--card)}