:root{color-scheme:dark;--bg:#121415;--panel:#1b1f20;--text:#f0f4f3;--muted:#b9c4c3;--line:#3b4645;--accent:#69e5d0;--amber:#efcf81}
*{box-sizing:border-box;letter-spacing:0}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.6}
[hidden]{display:none!important}
a{color:var(--accent);text-underline-offset:4px}
a:hover{text-decoration-thickness:2px}
button,input,select,textarea{font:inherit}
button,a,input,select,textarea{touch-action:manipulation}
:focus-visible{outline:3px solid var(--amber);outline-offset:4px}
.skip{position:absolute;top:-100px;left:16px;background:var(--text);color:var(--bg);padding:12px;z-index:2}
.skip:focus{top:8px}
.site-header,footer{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:20px max(24px,calc((100% - 1200px)/2));border-bottom:1px solid var(--line)}
.brand{color:var(--text);font-size:24px;font-weight:800;text-decoration:none;white-space:nowrap}
.brand span{color:var(--accent)}
nav{display:flex;gap:24px;flex-wrap:wrap}
nav a{color:var(--muted);font-size:15px;text-decoration:none}
main{max-width:1248px;margin:auto;padding:0 24px}
.intro{padding:32px 0 24px}
.eyebrow{color:var(--accent);font-size:13px;font-weight:700;text-transform:uppercase;margin:0 0 8px}
h1{font-size:36px;line-height:1.2;margin:0 0 12px}
h2{font-size:25px;line-height:1.3;margin:0 0 16px}
h3{font-size:18px;line-height:1.4;margin:0 0 12px}
p{margin:0 0 16px}
.lead{font-size:21px;margin-bottom:8px}
.privacy,.hint,figcaption{color:var(--muted);font-size:14px}
.privacy{margin:0}
.workspace{display:grid;grid-template-columns:minmax(300px,.9fr) minmax(0,1.3fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
form{padding:28px 32px 28px 0;border-right:1px solid var(--line);min-width:0}
fieldset{border:0;padding:0;margin:0;min-width:0}
legend{font-size:21px;font-weight:650;margin-bottom:18px}
.modes{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:24px}
.modes label{display:flex;gap:8px;align-items:center;margin:0;cursor:pointer;font-size:15px}
input[type=radio]{accent-color:var(--accent);width:18px;height:18px;margin:0;flex-shrink:0}
label{display:block;font-weight:600;margin:18px 0 8px}
select,textarea,input[type=file]{display:block;width:100%;min-width:0;color:var(--text);background:var(--panel);border:1px solid #697573;border-radius:6px;padding:12px;min-height:48px}
select{padding-right:26px}
textarea{resize:vertical;max-height:320px}
input[type=file]{font-size:14px;overflow:hidden}
input::file-selector-button{background:#dbe6e4;border:0;border-radius:3px;padding:7px;color:#151b1a;cursor:pointer}
.hint{margin:8px 0 16px;line-height:1.5}
button{border:1px solid #697573;border-radius:6px;padding:11px 16px;min-height:48px;background:var(--panel);color:var(--text);font-weight:650;cursor:pointer;max-width:100%;white-space:normal}
button:hover{border-color:var(--accent)}
button:disabled{opacity:.6;cursor:wait}
.primary{width:100%;background:var(--accent);border-color:var(--accent);color:#112724;margin-top:8px}
.text-button{color:var(--muted);border:0;background:none;font-size:14px;padding-left:0;margin-top:8px}
#input-error,#boot-error{color:var(--amber);border-left:3px solid var(--amber);padding:12px;margin:12px 0}
.result{padding:28px 0 28px 32px;min-width:0}
.result[data-state=conflict]>.eyebrow,.result[data-state=cpu]>.eyebrow{color:var(--amber)}
.result p,.result dd{overflow-wrap:anywhere}
.provenance{font-size:14px;color:var(--muted)}
.meter-label{display:flex;justify-content:space-between;gap:12px;font-size:14px}
meter{width:100%;height:16px;display:block;margin-top:8px}
meter::-webkit-meter-bar{background:#424c4a;border:0;border-radius:2px}
meter::-webkit-meter-optimum-value{background:var(--accent)}
meter::-moz-meter-bar{background:var(--accent)}
dl{margin:24px 0}
dl>div{margin-top:20px}
dt{font-size:15px;font-weight:750;color:var(--accent);margin-bottom:6px}
dd{margin:0}
.notice{border-left:3px solid var(--amber);padding:10px 14px;background:#222320;color:#ebdcc0;font-size:14px}
.read-check{border-top:1px solid var(--line);padding-top:22px;margin-top:24px}
pre{border:1px solid var(--line);background:#090e0d;padding:12px 16px;border-radius:6px;margin:12px 0;overflow:auto}
code{font-family:ui-monospace,monospace;color:var(--accent);font-size:15px}
.understand{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:48px;align-items:start;padding:44px 0;border-bottom:1px solid var(--line)}
figure{margin:0}
figure img{display:block;width:100%;height:auto;aspect-ratio:900/625;object-fit:contain}
figcaption{margin-top:8px}
.inline-link{display:inline-block;font-weight:650;margin:0 0 16px}
.sources{max-width:880px;padding:36px 0}
.sources h2{font-size:22px}
.sources p,.sources li{font-size:15px;color:var(--muted)}
.sources ul{padding-left:22px;margin:16px 0}
footer{border-top:1px solid var(--line);border-bottom:0}
@media(min-width:1700px){main{max-width:1440px}.site-header,footer{padding-left:max(24px,calc((100% - 1392px)/2));padding-right:max(24px,calc((100% - 1392px)/2))}}
@media(max-width:760px){main{padding:0 20px}.site-header,footer{padding:16px 20px;align-items:flex-start;gap:16px;flex-wrap:wrap}nav{gap:12px 20px}.intro{padding:24px 0}h1{font-size:32px}.lead{font-size:19px}.workspace{grid-template-columns:minmax(0,1fr)}form{border-right:0;border-bottom:1px solid var(--line);padding:24px 0}.result{padding:24px 0}.understand{grid-template-columns:minmax(0,1fr);gap:24px;padding:28px 0}.modes{gap:16px}h2{font-size:23px}.meter-label{flex-wrap:wrap}.sources{padding-top:28px}}
@media(prefers-reduced-motion:no-preference){button,a{transition:color .12s,border-color .12s}}