:root{--navy:#050a50;--sky:#2aa5d8;--fg:#0b1140;--muted:#55608f;--line:#d6dcf0;--bg:#f5f6fc;--surface:#fff}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:1rem/1.6 "Figtree","Segoe UI",system-ui,sans-serif}
h1,h2,h3{font-family:"Quicksand","Trebuchet MS",sans-serif;line-height:1.2;margin:0}
a{color:#1b7fb0}
.top{background:var(--navy);padding:14px 16px;padding-top:calc(14px + env(safe-area-inset-top,0px));display:flex;justify-content:space-between;align-items:center;gap:12px}
.brand{color:#fff;font:700 1.15rem "Quicksand",sans-serif;text-decoration:none;letter-spacing:.02em}
.open,.cta a{background:var(--sky);color:#fff;font-weight:600;text-decoration:none;border-radius:10px;padding:9px 14px;white-space:nowrap}
main,footer{max-width:720px;margin:0 auto;padding:24px 16px}
.crumbs{font-size:.88rem;color:var(--muted);margin:0 0 10px}
.code{font:500 .8rem "JetBrains Mono",monospace;color:var(--muted)}
h1{font-size:1.8rem;margin:4px 0 14px}
h2{font-size:1.3rem;margin:34px 0 10px}
.promise{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.promise p{margin:0 0 8px;font-size:1.08rem;font-weight:600}
.promise ul{margin:0;padding:0;list-style:none;color:var(--muted);font-size:.93rem}
.promise li{margin:3px 0}
.md p{margin:.6em 0}
.md ul,.md ol{padding-left:1.4em;margin:.5em 0}
.md blockquote{margin:1em 0;padding:12px 16px;background:#e6f4fb;border-radius:8px}
.tw{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:.92rem}
th,td{border-top:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
thead th{background:#eceff9;border-top:0}
.blank{display:inline-block;min-width:9ch;width:40%;max-width:100%;border-bottom:2px solid #b9c3e6;height:1.2em;vertical-align:bottom}
td .blank{width:100%}
.box{display:inline-block;width:.95em;height:.95em;border:2px solid #b9c3e6;border-radius:3px;vertical-align:-.1em;margin-right:.3em}
li:has(>.box){list-style:none;margin-left:-1.2em}
.cta{background:var(--navy);color:#fff;border-radius:14px;padding:20px 18px;margin:36px 0 8px}
.cta h2{margin:0 0 6px;color:#fff}
.cta p{margin:0 0 16px;color:#c9d2f5}
.rest{margin:8px 0 0;padding-left:1.2em;color:#c9d2f5}
.rest+p{margin-top:16px}
.cta a{display:inline-block;white-space:normal}
.list h2{margin-top:30px}
.list ul{list-style:none;padding:0;margin:0}
.list li{border-top:1px solid var(--line);padding:10px 0}
.list small{display:block;color:var(--muted)}
.hero{padding:8px 0 4px}
.hero h1{font-size:2.1rem;margin:0 0 12px}
.hero p{font-size:1.12rem;margin:0 0 18px;max-width:38em}
.btn{display:inline-block;background:var(--sky);color:#fff;font-weight:600;text-decoration:none;border-radius:10px;padding:11px 16px;margin:0 8px 8px 0}
.btn.ghost{background:none;color:var(--fg);border:1.5px solid var(--line)}
.sits{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.sits a{display:block;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;text-decoration:none;color:var(--fg)}
.sits b{display:block;font-size:1.02rem}
.sits small{display:block;color:var(--muted);margin-top:3px}
.levels{list-style:none;padding:0;margin:0}
.levels li{border-top:1px solid var(--line);padding:9px 0}
.levels b{display:block}
.mods{list-style:none;padding:0;margin:0;display:grid;gap:6px}
.mods small{color:var(--muted)}
@media (min-width:640px){.sits{grid-template-columns:1fr 1fr}.mods{grid-template-columns:1fr 1fr}.levels li{display:grid;grid-template-columns:12em 1fr;gap:12px}}
footer{color:var(--muted);font-size:.9rem;border-top:1px solid var(--line);padding-bottom:calc(24px + env(safe-area-inset-bottom,0px))}