/* reset.css */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{min-height:100vh}
img,picture,video,canvas,svg{display:block;max-width:100%}
input,button,textarea,select{font:inherit}
p,h1,h2,h3,h4,h5,h6{overflow-wrap:break-word}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{cursor:pointer;background:none;border:none}

/* tokens.css */
:root{
  --bg:#0d0d0d;--bg2:#161616;--bg3:#1f1f1f;--bg4:#2a2a2a;--bg5:#333;
  --border:#252525;--border2:#333;--border3:#444;
  --text:#e4e4e4;
  --text2:#a8a8a8;
  --text3:#949494;
  --text4:#333;
  --accent:#f5c842;--accent2:#d4a82a;--accent-bg:rgba(245,200,66,0.07);
  --green:#4ade80;--green-bg:rgba(74,222,128,0.07);--green-bd:rgba(74,222,128,0.2);
  --red:#f87171;--red-bg:rgba(248,113,113,0.07);--red-bd:rgba(248,113,113,0.2);
  --blue:#60a5fa;--orange:#fb923c;--purple:#a78bfa;
  --r:8px;--r2:12px;
  --mono:ui-monospace,SFMono-Regular,'Segoe UI Mono',Consolas,monospace;
  --sans:system-ui,-apple-system,'Segoe UI',sans-serif;
  --sidebar-width:224px;
  --topbar-height:50px;
}
body.light{
  --bg:#f0f0f0;--bg2:#ffffff;--bg3:#f5f5f5;--bg4:#e8e8e8;--bg5:#ddd;
  --border:#ddd;--border2:#ccc;--border3:#bbb;
  --text:#111;
  --text2:#4a4a4a;
  --text3:#5c5c5c;
  --text4:#ccc;
  --accent:#d4a010;--accent2:#b8860b;--accent-bg:rgba(212,160,16,0.08);
}

/* layout.css */
html,body{height:100%;overflow:hidden}
body{display:flex;width:100%;background:var(--bg);color:var(--text);font-family:var(--sans)}

/* SIDEBAR */
.sb{width:var(--sidebar-width);flex-shrink:0;background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}
.sb-head{padding:16px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;flex-shrink:0}
.sb-logo{width:28px;height:28px;border-radius:6px;background:var(--accent);display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0;color:#0d0d0d}
.sb-t{font-size:14px;font-weight:600}
.sb-s{font-size:10px;color:var(--text3)}
.sb-body{flex:1;overflow-y:auto;overflow-x:hidden;padding:6px 0}
.sb-body::-webkit-scrollbar{width:3px}
.sb-body::-webkit-scrollbar-thumb{background:var(--bg4)}
.sb-body::-webkit-scrollbar-track{background:transparent}

/* NAV */
.cat{font-size:10px;font-weight:600;color:var(--text3);letter-spacing:.1em;text-transform:uppercase;padding:14px 14px 4px}
.nb{display:flex;align-items:center;gap:8px;width:100%;padding:8px 14px;font-size:13px;color:var(--text2);background:none;border:none;border-left:2px solid transparent;cursor:pointer;font-family:var(--sans);text-align:left;transition:all .12s}
.nb:hover{background:var(--bg3);color:var(--text)}
.nb.on{background:var(--accent-bg);color:var(--accent);border-left-color:var(--accent);font-weight:500}
.ni{font-size:13px;flex-shrink:0;width:18px;text-align:center}
.nb>span:not(.ni):not(.ntag){min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ntag{margin-left:auto;font-size:9px;padding:1px 6px;border-radius:99px;font-weight:600;flex-shrink:0}
.ntag.js{background:var(--green-bg);color:var(--green);border:1px solid var(--green-bd)}
.ntag.be{background:rgba(251,146,60,.1);color:var(--orange);border:1px solid rgba(251,146,60,.25)}

/* MAIN */
.main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}
.topbar{min-height:var(--topbar-height);background:var(--bg2);border-bottom:1px solid var(--border);padding:6px 20px;display:flex;align-items:center;gap:12px;flex-shrink:0}
.topbar-copy{min-width:0;display:flex;flex:1;flex-direction:column}
.tb-t{font-size:14px;font-weight:500;line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tb-d{font-size:12px;color:var(--text3);line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tb-tag{font-size:10px;font-weight:600;padding:3px 10px;border-radius:99px;display:none}
.tb-right{margin-left:auto;display:flex;gap:8px;align-items:center;flex-shrink:0}
.tb-right #home-btn{display:none;text-decoration:none}
.content{flex:1;overflow-y:auto;overflow-x:hidden;padding:24px}
.content::-webkit-scrollbar{width:5px}
.content::-webkit-scrollbar-thumb{background:var(--bg4);border-radius:3px}
.content::-webkit-scrollbar-track{background:transparent}

/* PANELS */
.pn{display:none}
.pn.on{display:block}

.sb-scrim{display:none}
.sb-brand{text-decoration:none;color:inherit;outline-offset:2px}

/* ACCESSIBILITY */
#skip-link{position:absolute;top:-999px;left:-999px;z-index:9999;padding:8px 16px;background:var(--accent);color:#0d0d0d;font-weight:600;font-size:13px;border-radius:var(--r)}
#skip-link:focus{top:8px;left:8px}

/* EMBED MODE — strip chrome when ?embed=1 (use as iframe) */
body.embed .sb,body.embed .topbar,body.embed .sb-scrim,body.embed #skip-link{display:none!important}
body.embed{overflow:auto}
body.embed .main{width:100%}
body.embed .content{padding:14px}
body.embed .seo-content,body.embed .crumbs{display:none}

nav.crumbs{font-size:12px;color:var(--text3);margin-bottom:14px;line-height:1.45}
nav.crumbs a{color:var(--text2);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
nav.crumbs a:hover,nav.crumbs a:focus-visible{color:var(--text)}
nav.crumbs .crumbs-sep{margin:0 6px;color:var(--text3)}
nav.crumbs .crumbs-here{color:var(--text3)}
#pn-home .home-search-sticky{
  position:sticky;
  top:0;
  z-index:15;
  align-self:stretch;
  margin:0 -24px 12px;
  padding:10px 24px 14px;
  background:var(--bg);
  box-shadow:0 4px 18px rgba(0,0,0,.16);
}
#pn-home .home-search-sticky .tool-search{margin:-4px auto 4px}
#home-tabs-host:empty{display:none}
#pn-home.uk-home-search-active .home-lead{display:none}
#pn-home.uk-home-search-active{
  min-height:calc(100vh - var(--topbar-height) - 32px);
  min-height:calc(100dvh - var(--topbar-height) - 32px);
}

/* components.css */
/* FORM */
label{font-size:12px;font-weight:500;color:var(--text2);display:block;margin-bottom:5px}
textarea,input[type=text],input[type=number],input[type=url],input[type=email],input[type=password],select{
  width:100%;background:var(--bg3);border:1px solid var(--border2);border-radius:var(--r);
  padding:9px 12px;font-size:13px;color:var(--text);font-family:var(--mono);outline:none;resize:vertical;transition:border-color .15s}
textarea:focus,input:focus,select:focus{border-color:var(--accent)}
select{font-family:var(--sans);cursor:pointer;resize:none}
input[type=range]{width:100%;accent-color:var(--accent);cursor:pointer}
input[type=checkbox]{accent-color:var(--accent);width:14px;height:14px;cursor:pointer}
input[type=color]{width:42px;height:36px;border:1px solid var(--border2);border-radius:var(--r);background:var(--bg3);cursor:pointer;padding:3px}
input[type=file]{width:100%;background:var(--bg3);border:1px dashed var(--border3);border-radius:var(--r);padding:20px;font-size:13px;color:var(--text2);cursor:pointer;font-family:var(--sans);text-align:center}
input[type=file]:hover{border-color:var(--accent)}
.field{margin-bottom:14px}
.fr{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fr3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:500;font-family:var(--sans);border-radius:var(--r);cursor:pointer;border:none;transition:all .15s}
.btn-p{background:var(--accent);color:#0d0d0d}.btn-p:hover{background:var(--accent2)}.btn-p:active{transform:scale(.98)}
.btn-g{background:var(--bg3);color:var(--text);border:1px solid var(--border2)}.btn-g:hover{background:var(--bg4)}
.btn-sm{padding:6px 11px;font-size:12px}
.bgrp{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}

/* OUTPUT */
.out{background:var(--bg2);border:1px solid var(--border2);border-radius:var(--r);padding:13px;font-family:var(--mono);font-size:13px;line-height:1.65;color:var(--text);min-height:60px;white-space:pre-wrap;word-break:break-all;position:relative}
.oa{position:absolute;top:9px;right:9px;display:flex;gap:5px}
.cbtn{padding:3px 9px;font-size:11px;background:var(--bg4);color:var(--text2);border:1px solid var(--border3);border-radius:5px;cursor:pointer;font-family:var(--sans)}
.cbtn:hover{color:var(--text)}

/* STATS */
.stats{display:grid;gap:10px;margin-top:12px}
.s2{grid-template-columns:repeat(2,1fr)}.s3{grid-template-columns:repeat(3,1fr)}.s4{grid-template-columns:repeat(4,1fr)}
.stat{background:var(--bg3);border:1px solid var(--border);border-radius:var(--r);padding:13px}
.sv{font-size:22px;font-weight:600;color:var(--accent)}.sl{font-size:11px;color:var(--text3);margin-top:2px}

/* DIFF */
.diff-wrap{background:var(--bg2);border:1px solid var(--border2);border-radius:var(--r);overflow:hidden;font-family:var(--mono);font-size:12px}
.diff-hdr{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--border2)}
.diff-hd{padding:7px 12px;font-size:10px;font-weight:600;color:var(--text3);letter-spacing:.06em;text-transform:uppercase}
.diff-hd:first-child{border-right:1px solid var(--border2)}
.diff-body{display:grid;grid-template-columns:1fr 1fr}
.diff-col:first-child{border-right:1px solid var(--border2)}
.dl{display:flex;min-height:22px;border-bottom:1px solid rgba(255,255,255,.025)}
.dn{flex-shrink:0;width:34px;padding:3px 8px;font-size:10px;color:var(--text4);background:var(--bg3);text-align:right;border-right:1px solid var(--border);user-select:none}
.dt{padding:3px 10px;line-height:1.5;white-space:pre-wrap;word-break:break-word;flex:1}
.da{background:var(--green-bg);color:var(--green)}.da .dn{background:rgba(74,222,128,.04);color:var(--green)}
.dd{background:var(--red-bg);color:var(--red)}.dd .dn{background:rgba(248,113,113,.04);color:var(--red)}
@media(max-width:1023px){
textarea,input[type=text],input[type=number],input[type=url],input[type=email],input[type=password],input[type=search],input[type=tel],input[type=date],input[type=time],input[type=datetime-local],input:not([type]),select,input[type=file]{font-size:16px}
}

/* responsive.css */
/* HOME: #pn-home.pn.on overrides .pn{display:none} */
#pn-home.pn.on{display:flex;flex-direction:column;gap:22px;align-items:stretch;width:100%}
.home-lead{max-width:820px;width:100%;margin:0;text-align:left}
.home-lead h1{font-size:22px;font-weight:700;margin:0 0 5px}
.home-lead p{margin:0;color:var(--text2);font-size:13px;line-height:1.45}
#pn-home.pn.on>.home-lead{max-width:min(1120px,100%);margin-inline:auto;text-align:center}
.tool-search{display:flex;align-items:center;gap:10px;width:min(560px,100%);height:46px;margin:-4px auto 4px;padding:0 18px;border:1px solid var(--border);border-radius:99px;background:var(--bg2);box-shadow:0 12px 28px rgba(0,0,0,.14);color:var(--text2)}
.tool-search span{font-size:17px}
.home-ico{font-size:16px;line-height:1}
.tool-search input{flex:1;min-width:0;width:auto;border:0;outline:0;background:transparent;color:var(--text);font:500 14px var(--sans)}
.tool-search input::placeholder{color:var(--text3)}
#pn-home .tool-search-cross{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;margin:0 -10px 0 -2px;padding:0;border:0;border-radius:99px;background:transparent;color:var(--text3);font:600 22px/1 var(--sans);cursor:pointer;line-height:1;-webkit-tap-highlight-color:transparent}
#pn-home .tool-search-cross:hover,#pn-home .tool-search-cross:focus-visible{color:var(--text);background:var(--bg3);outline:none}
#pn-home .tool-search-cross[hidden]{display:none!important}
.wgrid{width:100%;max-width:min(1120px,100%);margin-inline:auto;box-sizing:border-box}
.tool-tabs{display:flex;gap:8px;align-items:center;width:max-content;max-width:100%;margin:0 auto 28px;padding:10px 14px;background:var(--bg2);border:1px solid var(--border);border-radius:24px;box-shadow:0 12px 30px rgba(0,0,0,.18);overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.tool-tabs::-webkit-scrollbar{display:none}
.tool-tab{display:inline-flex;align-items:center;gap:7px;min-height:34px;padding:0 14px;border:0;border-radius:18px;background:transparent;color:var(--text2);font:600 12px var(--sans);white-space:nowrap;cursor:pointer;transition:background .15s,color .15s}
.tool-tab span{font-size:13px;line-height:1}
.tool-tab:hover{background:var(--bg3);color:var(--text)}
.tool-tab.on{background:#2a9df4;color:#fff;box-shadow:0 8px 18px rgba(42,157,244,.28)}
.tool-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.tool-cards>*{min-width:0}
.tool-card{display:grid;grid-template-columns:auto 1fr;gap:14px;min-height:110px;padding:18px;background:var(--bg2);border:1px solid var(--border);border-radius:10px;color:inherit;text-decoration:none;box-shadow:0 12px 26px rgba(0,0,0,.1);transition:transform .15s,border-color .15s,box-shadow .15s}
.tool-card[hidden]{display:none}
.tool-card:hover{transform:translateY(-2px);border-color:rgba(42,157,244,.45);box-shadow:0 18px 34px rgba(0,0,0,.16)}
.tool-icon{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;background:rgba(42,157,244,.1);font-size:17px}
.tool-copy{display:flex;min-width:0;flex-direction:column;gap:4px}
.tool-copy strong{font-size:14px;line-height:1.25}
.tool-copy small{font-size:11px;color:#2a9df4;font-weight:600}
.tool-copy span{font-size:12px;line-height:1.45;color:var(--text2)}

/* TIP / ERR */
.tip{background:var(--accent-bg);border:1px solid rgba(245,200,66,.2);border-radius:var(--r);padding:10px 13px;font-size:12px;color:var(--text2);margin-top:10px}
.err{background:var(--red-bg);border:1px solid var(--red-bd);border-radius:var(--r);padding:10px 13px;font-size:12px;color:var(--red);margin-top:10px}

/* STRENGTH BAR */
.str-bar{height:5px;background:var(--bg4);border-radius:3px;margin-top:6px;overflow:hidden}
.str-fill{height:100%;border-radius:3px;transition:width .3s,background .3s}

/* ≤1023 drawer */
@media(max-width:1023px){
  html,body{overflow:auto}
  body{flex-direction:column}
  .sb-scrim{display:block;position:fixed;inset:0;background:rgba(0,0,0,.48);z-index:90;opacity:0;visibility:hidden;transition:opacity .15s,visibility .15s;pointer-events:none}
  .sb-scrim.is-on{opacity:1;visibility:visible;pointer-events:auto}
  .sb{display:none}
  .sb.sb-open{display:flex;position:fixed;top:0;left:0;height:100%;z-index:100;width:min(280px,86vw);max-width:280px;box-shadow:4px 0 24px rgba(0,0,0,.5)}
  .sb.sb-open .sb-t,.sb.sb-open .sb-s{display:block}
  .sb.sb-open .cat{display:block}
  .sb.sb-open .nb{justify-content:flex-start;padding:8px 14px;font-size:13px;line-height:normal;color:var(--text2);overflow:visible;text-align:left}
  .sb.sb-open .nb.on{color:var(--accent)}
  .sb.sb-open .nb .ni{font-size:13px;color:inherit}
  .sb.sb-open .nb span:not(.ni):not(.ntag){display:inline}
  .sb.sb-open .ntag{display:inline}
  .main{min-height:100vh;overflow:auto}
  .topbar{position:sticky;top:0;z-index:50;padding:8px 12px;gap:8px}
  .tb-t{font-size:13px}
  .tb-d,.tb-tag{display:none!important}
  .tb-right #home-btn{padding:6px 10px;font-size:12px}
  #menu-btn{display:inline-flex!important}
  .content{padding:16px;padding-bottom:calc(16px + env(safe-area-inset-bottom,0px) + var(--uk-kb-inset,0px));overflow-x:hidden}
  .home-search-sticky{margin-left:-16px;margin-right:-16px;padding:10px 16px 12px}
  .tool-search input{font:500 16px var(--sans)}
  #pn-home.uk-home-cats-hide #home-tabs-host{display:none!important}
  #pn-home.uk-home-cats-hide.pn.on{gap:10px}
  #pn-home.uk-home-cats-hide .home-search-sticky{margin-bottom:4px}
  .tool-tabs{width:100%;margin-bottom:18px;padding:8px;gap:6px;border-radius:12px;justify-content:center;overflow-x:visible;flex-wrap:wrap}
  .tool-tab{min-height:34px;padding:0 12px;font-size:12px}
  .tool-tab span{font-size:12px}
  .tool-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
  .fr,.fr3{grid-template-columns:1fr}
  .fr>*,.fr3>*{min-width:0}
  .stats.s3,.stats.s4{grid-template-columns:repeat(2,1fr)}
  .diff-body,.diff-hdr{grid-template-columns:1fr}
  .diff-col:first-child{border-right:none;border-bottom:1px solid var(--border2)}
  textarea{min-height:120px}
  #pn-home.pn.on{overflow-x:visible}
  .pn,.pn.on{width:100%;max-width:100%;overflow-x:hidden}
}

@media(max-width:560px){
  .tool-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;justify-content:stretch}
  .tool-tab{justify-content:center;width:100%;min-width:0;padding:0 10px;font-size:12px;gap:7px}
  .tool-tab span{font-size:12px}
}

@media(max-width:520px){
  .tool-cards{grid-template-columns:1fr}
}

@media(max-width:400px){
  .tool-tabs{grid-template-columns:1fr}
  .tool-cards{grid-template-columns:1fr}
  .stats.s4{grid-template-columns:repeat(2,1fr)}
}