:root{--ink:#04060b;--slate:#5c6677;--page:#f4f6fa;--line:#d5dae3;--surface:#fff;--accent:#1947c2;--accent-ink:#fff;--good:#14683c;--warn:#8a5300;--bad:#a4231c;color-scheme:light dark}
@media (prefers-color-scheme:dark){:root{--ink:#eef1f7;--slate:#a6b0c2;--page:#070c18;--line:#2a3448;--surface:#0f1729;--accent:#8aa8ff;--accent-ink:#04060b;--good:#6fd39b;--warn:#f0bd6b;--bad:#ff9b94}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--page);color:var(--ink);font:400 1.0625rem/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent)}:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.wrap{max-width:60rem;margin-inline:auto;padding-inline:1rem}.skip{position:absolute;left:-999px}.skip:focus{left:1rem;top:.5rem;background:var(--surface);padding:.5rem;z-index:2}
.top{background:var(--surface);border-bottom:1px solid var(--line)}.top-in{display:flex;flex-wrap:wrap;align-items:center;gap:.25rem 1rem;padding-block:.75rem}.brand{font-weight:800;font-size:1.25rem;letter-spacing:.04em;color:var(--ink);text-decoration:none}.tool{color:var(--ink);text-decoration:none;font-weight:600}.top nav{margin-left:auto;display:flex;flex-wrap:wrap;align-items:center;gap:.25rem 1rem;font-size:.95rem}
.crumbs{font-size:.9rem;padding-top:.75rem;color:var(--slate)}main{padding-block:1.5rem 2rem}
h1{font-size:clamp(1.9rem,5vw,2.8rem);line-height:1.12;margin:.5rem 0 .75rem;letter-spacing:-.015em;text-wrap:balance}h2{font-size:1.35rem;line-height:1.25;margin:2rem 0 .5rem}h3{font-size:1.05rem;margin:1.25rem 0 .25rem}.lead{font-size:1.2rem;color:var(--slate);max-width:44rem}p,li{max-width:46rem}
.btn,.btn-small{display:inline-block;background:var(--accent);color:var(--accent-ink);font-weight:650;text-decoration:none;border:0;border-radius:6px;cursor:pointer;font-size:1rem}.btn{padding:.75rem 1.25rem}.btn-small{padding:.35rem .7rem;font-size:.9rem}
.row{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem 1.25rem}
fieldset{border:1px solid var(--line);background:var(--surface);border-radius:8px;margin:0 0 1rem;padding:1rem}legend{font-weight:650;padding-inline:.35rem;max-width:100%}label.opt{display:flex;gap:.6rem;padding:.45rem 0;align-items:flex-start}label.opt input{margin-top:.35rem;flex:none;width:1.1rem;height:1.1rem}
label.field{display:block;font-weight:650;margin-bottom:.75rem}select,input[type=url],input[type=text]{display:block;width:100%;max-width:32rem;margin-top:.3rem;padding:.65rem;font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--slate);border-radius:6px}
.filters{display:flex;flex-wrap:wrap;gap:.75rem 1rem;align-items:flex-end}.filters label.field{margin:0;flex:1 1 13rem}
.card{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:1rem;margin-bottom:.75rem}.card h2,.card h3{margin-top:0}.meta{color:var(--slate);font-size:.93rem}
.score{display:flex;align-items:baseline;gap:.5rem;font-variant-numeric:tabular-nums}.score b{font-size:3.5rem;line-height:1}.bar{display:block;width:100%;height:.6rem;max-width:30rem;border-radius:4px}.bar-bg{fill:var(--line)}.bar-fg{fill:var(--accent)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:.75rem}.pass{color:var(--good)}.warn{color:var(--warn)}.fail{color:var(--bad)}.tag{font-weight:650;font-size:.9rem}
details{border-top:1px solid var(--line);padding:.6rem 0}summary{cursor:pointer;font-weight:600}.note{border-left:4px solid var(--accent);padding:.5rem .9rem;background:var(--surface);margin:1rem 0}
pre.policy{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:1rem}
.cta{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding-block:1.25rem;margin-bottom:2rem}.cta h2{margin-top:0}
.foot{border-top:1px solid var(--line);padding-block:1.5rem;font-size:.95rem}.foot-in{display:grid;grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));gap:1rem}.foot h2{font-size:1rem;margin:0 0 .25rem}.foot ul{list-style:none;padding:0;margin:0}.foot li{padding:.15rem 0}
.hint{display:block;font-weight:400;margin-top:.2rem}.metric{font-size:1.8rem;font-weight:700;margin:.25rem 0;font-variant-numeric:tabular-nums}.steps li{margin-bottom:.75rem}
.range{width:100%;max-width:32rem;display:block;margin:0 0 1rem;accent-color:var(--accent);height:1.75rem}output{font-variant-numeric:tabular-nums;color:var(--accent)}
.meters{display:grid;gap:.35rem;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:.75rem 1rem;margin:1rem 0}.meter{display:grid;grid-template-columns:4rem 1fr 2rem;gap:.6rem;align-items:center;font-size:.95rem}.meter b{text-align:right;font-variant-numeric:tabular-nums}.meter .bar{max-width:none}
.choices{display:grid;gap:.6rem;margin:1rem 0}.choice{display:block;background:var(--surface);border:1px solid var(--slate);border-radius:8px;padding:.85rem 1rem;color:var(--ink);text-decoration:none;font-weight:600}.choice:hover{border-color:var(--accent);color:var(--accent)}
@media print{.top,.foot,.cta,form{display:none}}