:root{--paper:#f6efe3;--paper2:#efe4d2;--ink:#2b2118;--soft:#6b5a49;--clay:#b5532f;--clay2:#8f3d1f;--sage:#5c7a5a;--line:#d8c7ae;--warn:#9a5b00;--bad:#a12a1a}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 Charter,"Bitstream Charter","Iowan Old Style",Georgia,serif}
a{color:var(--clay2)}h1,h2,h3{font-family:"Iowan Old Style",Georgia,serif;font-weight:700;line-height:1.2;letter-spacing:-.01em}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px}
.mast{text-align:center;padding:26px 16px 10px;border-bottom:3px double var(--line)}
.logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}.logo svg{width:40px;height:40px}
.word{font:700 30px/1 "Iowan Old Style",Georgia,serif;letter-spacing:.02em}.word i{color:var(--clay);font-style:italic}
.mast ul{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-wrap:wrap;justify-content:center;gap:4px 18px;font:15px system-ui,sans-serif}
.mast a{text-decoration:none;color:var(--soft)}.mast nav a:hover{color:var(--clay)}.mast a[aria-current]{color:var(--ink);border-bottom:2px solid var(--clay)}
.sheet{max-width:880px;margin:0 auto;padding:18px 18px 40px}.trail{font:14px system-ui,sans-serif;color:var(--soft)}.trail a{color:var(--soft)}
h1{font-size:clamp(28px,4.6vw,42px);margin:6px 0 8px}.intro{font-size:19px;color:var(--soft);margin-top:0}
.bench{background:#fffaf2;border:1px solid var(--line);border-radius:6px;box-shadow:0 1px 0 var(--line),0 12px 30px -18px #6b5a4966;padding:22px;margin:22px 0;font-family:system-ui,sans-serif;font-size:15.5px}
.bench h3{font-size:18px;margin:20px 0 8px}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:12px}
.fld{display:flex;flex-direction:column;gap:3px}.fld>span{font-size:13px;color:var(--soft);text-transform:uppercase;letter-spacing:.04em}.fld.wide{margin-bottom:12px}
input,select,textarea{font:16px system-ui,sans-serif;padding:9px 10px;border:1px solid var(--line);border-radius:4px;background:#fff;color:var(--ink);width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--clay);outline-offset:0}
output{font:600 20px system-ui;padding:6px 0}
.btn{display:inline-block;background:var(--clay);color:#fff;border:0;border-radius:4px;padding:10px 16px;font:600 15px system-ui,sans-serif;cursor:pointer;text-decoration:none}
.btn:hover{background:var(--clay2);color:#fff}.btn.line{background:transparent;color:var(--clay2);border:1px solid var(--clay)}.btn.line:hover{background:var(--paper2)}.btn.danger{color:var(--bad);border-color:var(--bad)}
.inline{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-end;margin:10px 0}.inline input{max-width:280px}
.caution{background:#fff1e8;border-left:5px solid var(--bad);padding:12px 16px;margin:16px 0;font:15px/1.55 system-ui,sans-serif}
.oils .orow{display:grid;grid-template-columns:minmax(0,1fr) 110px 110px 34px;gap:8px;margin-bottom:8px;align-items:center}
.orow button{background:none;border:0;color:var(--bad);font-size:20px;cursor:pointer}.sum{font:500 14px system-ui;color:var(--soft)}.sum.off{color:var(--bad)}
.result{background:var(--paper2);border-radius:6px;padding:16px;margin-top:16px;min-height:40px}
.figs{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}.figs div{background:#fffaf2;border:1px solid var(--line);border-radius:4px;padding:10px}
.figs span{display:block;font-size:12.5px;color:var(--soft);text-transform:uppercase;letter-spacing:.04em}.figs b{font-size:22px}
.result table{width:100%;border-collapse:collapse;margin-top:12px;font-size:14.5px}.result th,.result td{text-align:left;padding:5px 6px;border-bottom:1px solid var(--line)}
.warn{color:var(--warn)}.bad{color:var(--bad);font-weight:600}.okc{color:var(--sage)}
.rlist{list-style:none;padding:0}.rlist li{display:flex;gap:8px;align-items:center;border-bottom:1px dotted var(--line);padding:6px 0}.rlist li span{flex:1}
.note{font-size:13.5px;color:var(--soft)}
.tablewrap{overflow-x:auto}table.sap,table.costtable,table.btable{border-collapse:collapse;width:100%;font-size:15px}
table.sap th,table.sap td,.costtable th,.costtable td,.btable th,.btable td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line)}
.costtable input{min-width:90px}.costtable td button,.btable td button{background:none;border:0;color:var(--bad);cursor:pointer;font-size:18px}
.src{font-size:12px;padding:2px 6px;border-radius:3px;background:var(--paper2)}
.counter{display:grid;grid-template-columns:90px 1fr;gap:12px;margin:16px 0}
.counter button{border:0;border-radius:8px;cursor:pointer;font-family:system-ui}.counter .minus{background:var(--paper2);font-size:40px;color:var(--soft)}
.counter .plus{background:var(--sage);color:#fff;min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center}
.counter .plus span{font:700 96px/1 system-ui}.counter .plus small{opacity:.85;margin-top:6px}.counter .plus:active{filter:brightness(.92)}
.notes h2{font-size:25px;margin-top:30px}.ex{background:#fffaf2;border:1px dashed var(--clay);padding:12px 14px;border-radius:4px}
.qa dt{font-weight:700;margin-top:14px}.qa dd{margin:4px 0 0}
.adbox{display:flex;align-items:center;justify-content:center;min-height:120px;margin:26px 0;border:1px dashed var(--line);color:#a9957c;font:12px system-ui;letter-spacing:.12em;text-transform:uppercase;background:#f1e7d6}
.more ul{columns:2;padding-left:0;list-style:none}.more li{margin:6px 0;break-inside:avoid}.more b{font:700 11px system-ui;background:var(--clay);color:#fff;padding:2px 5px;border-radius:3px;margin-right:6px}
.home .welcome{text-align:center;padding:24px 0}.home .welcome h1{font-size:clamp(30px,5vw,48px)}
.cards{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}
.cards a{display:block;height:100%;background:#fffaf2;border:1px solid var(--line);border-radius:6px;padding:18px;text-decoration:none;color:var(--ink);transition:box-shadow .15s}
.cards a:hover{box-shadow:0 10px 26px -16px #6b5a49}.cards h2{font-size:20px;margin:10px 0 6px}.cards p{margin:0;color:var(--soft);font-size:15.5px}
.tag{font:700 12px system-ui;background:var(--clay);color:#fff;padding:3px 7px;border-radius:3px}
.pillars{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}.pillars h2{font-size:20px}
.colophon{border-top:3px double var(--line);padding:22px 18px;max-width:880px;margin:0 auto;font:14.5px system-ui,sans-serif;color:var(--soft)}
.colophon .cols{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}.small{font-size:12.5px}
kbd{font:13px ui-monospace,monospace;background:#fff;border:1px solid var(--line);border-bottom-width:2px;border-radius:3px;padding:1px 5px}
.prose h2{margin-top:28px}
@media (max-width:640px){.oils .orow{grid-template-columns:1fr 1fr 34px}.oils .orow select{grid-column:1/-1}.more ul{columns:1}.bench{padding:14px}.counter .plus{min-height:160px}}
@media print{.mast,.adbox,.colophon,.more,.notes,.recipes,.trail,.intro,#addoil,.orow button{display:none!important}body{background:#fff}.bench{box-shadow:none;border:0}}