:root{--ink:#1b1a17;--mute:#5d594f;--bg:#faf7f0;--card:#fff;--line:#e3ddcc;--accent:#b4410f;--accent-d:#8f330b}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:18px/1.6 Inter,system-ui,-apple-system,"Segoe UI",sans-serif}
h1,h2,h3{font-family:"Source Serif 4",Georgia,serif;line-height:1.15;font-weight:600;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,7vw,3.3rem);letter-spacing:-.01em}
h2{font-size:1.7rem;margin-top:0}
h3{font-size:1.15rem}
p{margin:0 0 1em}
a{color:var(--accent-d)}
.wrap{max-width:720px;margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;flex-wrap:wrap;gap:8px 24px;align-items:center;justify-content:space-between;padding-top:16px;padding-bottom:16px}
.mark{font-family:"Source Serif 4",Georgia,serif;font-weight:700;font-size:1.3rem;color:var(--ink);text-decoration:none}
.mark span{color:var(--accent)}
nav a{margin-right:16px;font-size:.95rem;color:var(--ink);text-decoration:none;border-bottom:2px solid transparent}
nav a:hover,nav a[aria-current]{border-color:var(--accent)}
nav a:last-child{margin-right:0}
main{padding:48px 0 64px}
section{margin-bottom:56px}
.lead{font-size:1.2rem;color:var(--mute)}
.btn{display:inline-block;background:var(--accent);color:#fff;font:600 1.1rem Inter,system-ui,sans-serif;padding:16px 28px;border:0;border-radius:10px;text-decoration:none;cursor:pointer}
.btn:hover{background:var(--accent-d)}
.btn.alt{background:transparent;color:var(--accent-d);border:2px solid var(--accent)}
:focus-visible{outline:3px solid #1b6fd8;outline-offset:2px}
.tiers{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.tiers li{background:var(--card);border:1px solid var(--line);border-left:5px solid var(--accent);border-radius:8px;padding:14px 18px}
.tiers b{display:block}
.tiers span{color:var(--mute);font-size:.95rem}
.video{aspect-ratio:16/9;background:#ece6d6;border:2px dashed #b9b09a;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--mute);text-align:center}
details{border-bottom:1px solid var(--line);padding:14px 0}
summary{cursor:pointer;font-weight:600}
details p{margin:.7em 0 0;color:var(--mute)}
label{display:block;font-weight:600;margin:0 0 6px}
input[type=text],input[type=email],input[type=search]{width:100%;font:inherit;padding:14px 16px;border:2px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
input:focus{border-color:var(--accent);outline:none}
.field{margin-bottom:18px}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400}
.check input{margin-top:6px;width:20px;height:20px;flex:none}
#matches{list-style:none;padding:0;margin:12px 0 0}
#matches button{width:100%;text-align:left;font:inherit;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:12px 16px;margin-bottom:8px;cursor:pointer;color:var(--ink)}
#matches button:hover{border-color:var(--accent)}
#matches small{display:block;color:var(--mute)}
.status{color:var(--mute);font-size:.95rem;min-height:1.5em;margin-top:8px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:24px;margin-top:24px}
.card.yes{border-top:5px solid var(--accent)}
.note{font-size:.88rem;color:var(--mute);background:#f1ecdd;border-radius:6px;padding:8px 12px}
ul.plain{padding-left:1.2em}ul.plain li{margin-bottom:.6em}
.cal{min-height:120px;border:2px dashed #b9b09a;border-radius:10px;padding:20px;margin:24px 0;text-align:center;color:var(--mute)}
footer.site{border-top:1px solid var(--line);padding:28px 0;font-size:.9rem;color:var(--mute)}
[hidden]{display:none!important}

.fig{margin:28px 0;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}
.fig svg{width:100%;height:auto;display:block}
.fig figcaption{color:var(--mute);font-size:.95rem;margin-top:10px}
.fig .on{fill:var(--accent)}.fig .off{fill:#e3ddcc}
.fig .box{fill:var(--accent);opacity:.85}.fig .box.dim{fill:#c9c2ad}
.fig .big{font:700 36px "Source Serif 4",Georgia,serif;fill:var(--ink)}
.fig.two{display:grid;grid-template-columns:1fr 2.2fr;gap:20px;align-items:end}
@media(max-width:560px){.fig.two{grid-template-columns:1fr}}
.clip{border:1px solid var(--line);border-radius:8px;background:#fff;padding:8px;margin:16px 0}
.clip img{width:100%;height:auto;display:block}
.stat{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0}
.stat div{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:14px}
.stat b{display:block;font:700 1.6rem "Source Serif 4",Georgia,serif}
.stat span{color:var(--mute);font-size:.9rem}
@media(max-width:560px){.stat{grid-template-columns:1fr}}
textarea{width:100%;font:inherit;padding:14px 16px;border:2px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);min-height:120px}

/* Learn menu (header) */
header.site{position:relative}
nav details.learn{display:inline-block;position:relative;border:0;padding:0;margin-right:16px}
nav details.learn summary{list-style:none;cursor:pointer;font-weight:400;font-size:.95rem;color:var(--ink);border-bottom:2px solid transparent}
nav details.learn summary::-webkit-details-marker{display:none}
nav details.learn summary::after{content:"";display:inline-block;margin-left:6px;vertical-align:middle;border:4px solid transparent;border-top-color:currentColor;transform:translateY(2px)}
nav details.learn summary:hover,nav details.learn.on summary,nav details.learn[open] summary{border-color:var(--accent)}
nav .learn-menu{position:absolute;top:calc(100% + 10px);left:-14px;z-index:10;min-width:300px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px;box-shadow:0 8px 24px rgba(27,26,23,.08)}
nav .learn-menu a{display:block;margin:0;padding:9px 12px;border:0;border-radius:6px}
nav .learn-menu a:hover{background:#f1ecdd}
nav .learn-menu a[aria-current]{font-weight:600;background:#f1ecdd}
@media(max-width:560px){nav details.learn{position:static}nav .learn-menu{left:16px;right:16px;top:100%;min-width:0}}

/* Learn pages */
.reviewed{font-size:.88rem;color:var(--mute);margin-top:-.4em}
.tablewrap{overflow-x:auto;margin:16px 0}
table.facts{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:8px;font-size:.95rem}
table.facts caption{text-align:left;font-weight:600;padding:0 0 8px}
table.facts th,table.facts td{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--line)}
table.facts thead th{font-size:.85rem;color:var(--mute);font-weight:600}
table.facts tbody th{font-weight:600}
table.facts tbody tr:last-child th,table.facts tbody tr:last-child td{border-bottom:0}
.btn+.btn{margin-left:8px;margin-top:8px}
nav > a,nav details.learn summary{white-space:nowrap}