:root{--bg:#e3e6e9;--card:#f7f8f9;--fg:#14171a;--muted:#5a636b;--line:#c3c9ce;--tape:#f2c230;--tick:#14171a;--mark:#c8321e;--btn:#14171a;--btnfg:#f7f8f9;box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#14171a;--card:#1e2226;--fg:#eef0f2;--muted:#9aa4ac;--line:#353b41;--btn:#f2c230;--btnfg:#14171a}}
:root[data-theme="dark"]{--bg:#14171a;--card:#1e2226;--fg:#eef0f2;--muted:#9aa4ac;--line:#353b41;--btn:#f2c230;--btnfg:#14171a}
*{box-sizing:border-box}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
body{margin:0;background:var(--bg);color:var(--fg);font:400 17px/1.5 Barlow,system-ui,-apple-system,"Segoe UI",sans-serif}
main{max-width:640px;margin:0 auto;padding:20px 16px 40px}
h1{font:700 34px/1.1 "Barlow Condensed","Arial Narrow",Arial,sans-serif;margin:8px 0 4px}
.sub{color:var(--muted);margin:0 0 20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:16px}
.row{display:flex;gap:12px;flex-wrap:wrap}
.f{flex:1 1 140px;min-width:0}
label,.lbl{display:block;font-weight:600;font-size:15px;margin-bottom:4px}
input,select{width:100%;font:inherit;font-size:20px;padding:10px 12px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg)}
input:focus-visible,select:focus-visible,button:focus-visible{outline:3px solid var(--mark);outline-offset:2px}
.seg{display:flex;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.seg button{flex:1;font:inherit;font-size:16px;padding:11px 6px;border:0;background:var(--bg);color:var(--fg);cursor:pointer}
.seg button+button{border-left:1px solid var(--line)}
.seg button[aria-pressed="true"]{background:var(--btn);color:var(--btnfg);font-weight:600}
.use.alt{background:transparent;color:var(--fg);border:1px solid var(--line)}
.seg button:disabled{opacity:.4;cursor:default}
.out{font:700 64px/1 "Barlow Condensed","Arial Narrow",Arial,sans-serif;margin:4px 0 12px;word-break:break-word}
.msg{color:var(--mark);font-weight:600;margin:0}
svg{display:block;width:100%;height:auto;border-radius:6px}
dl{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;margin:14px 0 0}
dt{color:var(--muted)}dd{margin:0;font-weight:600}
.acts{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.use{font:inherit;font-weight:600;font-size:16px;padding:10px 16px;border:0;border-radius:6px;background:var(--btn);color:var(--btnfg);cursor:pointer}
.ad{min-height:90px;border:1px dashed var(--line);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:14px}
.info{margin-top:8px}.info h2{font:700 24px/1.2 "Barlow Condensed","Arial Narrow",Arial,sans-serif;margin:22px 0 8px}.info p{max-width:60ch}details{border-top:1px solid var(--line);padding:10px 0}summary{font-weight:600;cursor:pointer}.fine{color:var(--muted);font-size:15px}

a{color:inherit}
.top{display:flex;justify-content:space-between;font-size:16px;margin:4px 0 12px}
.tools{display:grid;gap:12px;margin:8px 0 20px}
.tool{display:block;text-decoration:none;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px}
.tool:focus-visible,.top a:focus-visible{outline:3px solid var(--mark);outline-offset:2px}
.tool b{display:block;font:700 24px/1.2 "Barlow Condensed","Arial Narrow",Arial,sans-serif;margin-bottom:2px}
.tool span{color:var(--muted)}

footer{margin-top:28px;padding-top:12px;border-top:1px solid var(--line)}
footer a{color:var(--muted)}
.tw{overflow-x:auto}
table{width:100%;border-collapse:collapse;margin:8px 0 16px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}
th{font-weight:600}

.hero{position:relative;overflow:hidden;background:var(--tape);color:#14171a;border-radius:12px;padding:46px 20px 22px;margin:8px 0 22px}
.hero::before{content:'';position:absolute;left:0;right:0;top:0;height:34px;background:linear-gradient(90deg,#14171a 0 3px,transparent 3px) 0 0/80px 34px repeat-x,linear-gradient(90deg,#14171a 0 2px,transparent 2px) 0 0/40px 24px repeat-x,linear-gradient(90deg,#14171a 0 2px,transparent 2px) 0 0/20px 14px repeat-x}
.hero::after{content:'';position:absolute;top:0;right:17%;width:4px;height:60px;background:var(--mark)}
.hero h1{font-size:54px;line-height:1;margin:0 0 6px}
.hero .tag{font:600 22px/1.3 Barlow,system-ui,-apple-system,"Segoe UI",sans-serif;margin:0 0 8px}
.hero .blurb{margin:0;max-width:46ch}
.sec{font:700 24px/1.2 "Barlow Condensed","Arial Narrow",Arial,sans-serif;margin:0 0 10px}
.tool{position:relative;padding-right:46px;border-left:5px solid var(--tape)}
.tool i{position:absolute;right:16px;top:50%;transform:translateY(-50%);font-style:normal;font-size:22px;color:var(--muted)}
.tool:hover{border-color:var(--fg);border-left-color:var(--tape)}
.cols ul{margin:0 0 16px;padding-left:20px}.cols li{margin:4px 0}
@media(min-width:560px){.tools{grid-template-columns:1fr 1fr}.tool:first-child{grid-column:1/-1}.cols{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}}