:root{
  --paper:#f6f1e7; --card:#fffdf8; --ink:#1d2433; --muted:#5d6475; --line:#ddd3c2;
  --navy:#1f3a5f; --red:#b3261e; --amber:#a35b00; --goldc:#9a7417; --green:#2e6b3a; --blue:#2b5c8a;
  --display:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
  --body:-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color-scheme:light dark;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --paper:#14181f; --card:#1c222c; --ink:#ece7dc; --muted:#a3a9b6; --line:#323a47;
  --navy:#9fbde3; --red:#ff8a80; --amber:#f0b45c; --green:#86c99a; --blue:#8fb8e0;}}
:root[data-theme="dark"]{--paper:#14181f; --card:#1c222c; --ink:#ece7dc; --muted:#a3a9b6; --line:#323a47;
  --navy:#9fbde3; --red:#ff8a80; --amber:#f0b45c; --green:#86c99a; --blue:#8fb8e0;}
*{box-sizing:border-box}
html,body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.55 var(--body)}
a{color:var(--blue)}
header.top{border-bottom:1px solid var(--line);background:var(--card)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.bar{display:flex;align-items:center;gap:18px;padding:14px 0;flex-wrap:wrap}
.brand{font:700 1.35rem var(--display);color:var(--ink);text-decoration:none;letter-spacing:.01em}
.brand span{color:var(--red)}
nav.tabs{display:flex;gap:4px;flex-wrap:wrap;margin-left:auto}
nav.tabs a{padding:6px 12px;border-radius:999px;text-decoration:none;color:var(--muted);font-size:.93rem}
nav.tabs a.on{background:var(--navy);color:var(--card)}
main{padding:28px 0 60px}
h1,h2,h3{font-family:var(--display);line-height:1.2;margin:0 0 .5em}
h1{font-size:2.3rem} h2{font-size:1.5rem;margin-top:1.4em} h3{font-size:1.1rem}
.lede{font-size:1.15rem;color:var(--muted);max-width:44em}
.pledge{display:inline-block;margin:10px 0 0;padding:6px 12px;border:1px solid var(--line);border-radius:6px;font-size:.9rem;background:var(--card)}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin:24px 0}
.tool{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px;display:flex;flex-direction:column;gap:8px}
.tool .k{font:600 .75rem var(--body);letter-spacing:.08em;text-transform:uppercase;color:var(--red)}
.tool p{margin:0;color:var(--muted)}
.btn{display:inline-block;border:0;border-radius:7px;padding:10px 16px;font:600 .95rem var(--body);cursor:pointer;text-decoration:none;background:var(--navy);color:var(--card)}
.btn.ghost{background:transparent;color:var(--navy);border:1px solid var(--line)}
.tool .btn{align-self:flex-start;margin-top:auto}
.how{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;counter-reset:s}
.how div{border-left:3px solid var(--navy);padding:4px 12px}
.how b{display:block}
.panel{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px;margin:16px 0}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:20px;align-items:start}
@media (max-width:860px){.split{grid-template-columns:1fr}}
fieldset{border:1px solid var(--line);border-radius:8px;padding:12px 14px 6px;margin:0 0 14px}
legend{font:600 .85rem var(--body);padding:0 6px;color:var(--navy)}
.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
label{display:block;font-size:.82rem;color:var(--muted);margin-bottom:10px}
label.chk{display:flex;gap:8px;align-items:center;color:var(--ink);font-size:.9rem}
input,select{display:block;width:100%;margin-top:3px;padding:7px 9px;border:1px solid var(--line);border-radius:6px;background:var(--paper);color:var(--ink);font:inherit;font-size:.95rem}
label.chk input{width:auto;margin:0}
.hint{font-size:.78rem;color:var(--muted);margin:-4px 0 10px}
.examplebar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:12px;font-size:.88rem;color:var(--muted)}
.tag{background:var(--amber);color:var(--card);border-radius:4px;padding:1px 7px;font-size:.75rem;font-weight:700}
.verdict{border-radius:10px;padding:16px 18px;margin-bottom:14px;color:#fff}
.verdict.high{background:#9b2a22}.verdict.med{background:#8a5300}.verdict.low{background:#2e6b3a}.verdict.info,.verdict.good{background:#2e6b3a}
.verdict b{font:700 1.25rem var(--display);display:block}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin:12px 0}
.stat{border:1px solid var(--line);border-radius:8px;padding:10px 12px;background:var(--paper)}
.stat .v{font:700 1.3rem var(--display)} .stat .l{font-size:.78rem;color:var(--muted)}
.flag{border:1px solid var(--line);border-left:5px solid var(--muted);border-radius:8px;padding:10px 12px;margin:8px 0;background:var(--paper)}
.flag.high{border-left-color:var(--red)} .flag.med{border-left-color:var(--amber)} .flag.info{border-left-color:var(--blue)}
.pill{font:700 .7rem var(--body);text-transform:uppercase;letter-spacing:.06em;padding:2px 7px;border-radius:4px;margin-right:6px;color:#fff;background:var(--muted)}
.pill.high{background:#b3261e}.pill.med{background:#a35b00}.pill.info{background:#2b5c8a}
.flag p{margin:4px 0 0;font-size:.92rem;color:var(--muted)}
.flag .ask{color:var(--ink);font-style:italic}
table{width:100%;border-collapse:collapse;font-size:.9rem;margin:8px 0}
th,td{padding:7px 8px;border-bottom:1px solid var(--line);text-align:right}
th:first-child,td:first-child{text-align:left}
td.neg{color:var(--red)} td.pos{color:var(--green)}
.limits{border:1px dashed var(--line);border-radius:10px;padding:14px 18px;margin-top:22px;font-size:.92rem}
.limits h3{margin-top:0}
.limits li{margin:4px 0}
.deadline{border:2px solid var(--red);border-radius:8px;padding:10px 14px;margin:10px 0;font-size:.95rem}
.links a{display:block;margin:4px 0}
footer{border-top:1px solid var(--line);padding:22px 0;font-size:.82rem;color:var(--muted)}
.copied{color:var(--green);font-size:.85rem;margin-left:8px}
.hidden{display:none!important}
.line{display:grid;grid-template-columns:2fr .7fr 1fr 1fr auto;gap:8px;align-items:end;margin-bottom:6px}
@media (max-width:640px){.line{grid-template-columns:1fr 1fr}}
.line label{margin-bottom:4px}
.claims label.chk{margin-bottom:8px}
.article{max-width:760px}
.article h2{margin-top:1.6em}
.answer{background:var(--card);border-left:4px solid var(--goldc,#9a7417);border-radius:8px;padding:14px 16px;margin:14px 0;font-size:1.05rem}
.cta{background:var(--navy);color:var(--card);border-radius:10px;padding:16px 18px;margin:22px 0}
.cta a{color:var(--card);font-weight:700}
.sources li{font-size:.85rem;margin:4px 0;word-break:break-word}
.meta{font-size:.82rem;color:var(--muted)}
nav.guides a{margin-right:14px;font-size:.9rem}

/* email sign-up */
.sub{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin:22px 0}
.sub h3{margin:0 0 6px}.sub p{margin:0 0 10px;font-size:.92rem}
.sub input[type=email]{padding:10px 12px;border:1px solid var(--line);border-radius:8px;font:inherit;min-width:240px;background:var(--card);color:inherit}
.sub button{padding:10px 16px;border:0;border-radius:8px;font:600 1rem inherit;cursor:pointer;margin-left:6px}
.sub .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.submsg{margin-top:8px;font-size:.9rem}
.sub button{background:var(--navy,#16324f);color:#fff}