/* Highland Intel brand: palette #0B0D10 #1A1D21 #4B5563 #A0A7B4 #FFFFFF only (rgba of these allowed). npm run check enforces it. */
:root{
  color-scheme: dark;
  --ink:#0B0D10; --panel:#1A1D21; --mute:#4B5563; --soft:#A0A7B4; --white:#FFFFFF;
  --line:rgba(160,167,180,.18);
  --r:10px; --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:"Montserrat",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{margin:0;background:var(--ink);color:var(--soft);font:400 15px/1.55 var(--sans);overflow-x:hidden;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:0 40px}
.wrap{max-width:1120px;margin:0 auto}
h1,h2,h3{color:var(--white);font-weight:700;letter-spacing:.02em;margin:0}
h2{font-size:clamp(20px,3.2vw,26px);text-transform:uppercase}
h3{font-size:15px;font-weight:600}
a{color:var(--white)}
p{overflow-wrap:anywhere}
.mono,code,pre{font-family:var(--mono)}
code{color:var(--white);font-size:.92em}
.num{font-variant-numeric:tabular-nums}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--white);outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:16px;top:-60px;z-index:50;background:var(--white);color:var(--ink);padding:8px 12px;border-radius:6px;font-weight:700;text-decoration:none}
.skip:focus{top:10px}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.btn{display:inline-block;background:var(--white);color:var(--ink);border:0;border-radius:8px;padding:10px 16px;font-weight:700;cursor:pointer;letter-spacing:.03em;text-decoration:none}
.btn.ghost{background:transparent;color:var(--white);border:1px solid var(--mute)}
.btn.ghost:hover{border-color:var(--soft)}
.btn.sm{padding:6px 10px;font-size:13px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px;min-width:0}
.card.flush{padding:0;overflow:hidden}
.tag{display:inline-block;font:600 10px/1 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--soft);border:1px solid var(--mute);border-radius:4px;padding:4px 6px}
section{padding:56px 0 0;scroll-margin-top:64px}
.sec-head{display:flex;align-items:end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.sec-head p{margin:6px 0 0;max-width:640px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* header */
header{position:sticky;top:0;z-index:20;background:rgba(11,13,16,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);margin:0 calc(-1 * max(16px,env(safe-area-inset-left,0px)));padding:0 max(16px,env(safe-area-inset-left,0px))}
.bar{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;height:60px;max-width:1120px;margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--white);font-weight:700;letter-spacing:.14em;font-size:14px;white-space:nowrap}
.brand svg{width:38px;height:24px;flex:none}
nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0;align-items:center}
nav a{display:block;padding:8px 10px;border-radius:6px;text-decoration:none;color:var(--soft);font-weight:600;font-size:13px;letter-spacing:.04em}
nav a:hover{color:var(--white);background:var(--panel)}
nav a.signin{color:var(--ink);background:var(--white);margin-left:6px}
.menu{display:none;background:none;border:1px solid var(--mute);border-radius:6px;padding:6px 10px;color:var(--white);cursor:pointer}
@media (max-width:820px){
  .menu{display:block}
  nav ul{display:none;position:absolute;left:calc(-1 * max(16px,env(safe-area-inset-left,0px)));right:calc(-1 * max(16px,env(safe-area-inset-right,0px)));top:60px;flex-direction:column;align-items:stretch;background:var(--ink);border-bottom:1px solid var(--line);padding:8px max(16px,env(safe-area-inset-left,0px)) 14px}
  nav.open ul{display:flex}
  nav a.signin{margin:6px 0 0;text-align:center}
}

/* hero */
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center;padding-top:48px}
.hero > *{min-width:0}
.hero h1{font-size:clamp(30px,6vw,56px);line-height:1.04;text-transform:uppercase;margin-top:14px}
.hero h1 span{display:block}
.hero h1 span:nth-child(2){color:var(--soft)}
.hero p{font-size:16px;max-width:540px;margin:16px 0 22px}
.cta{display:flex;gap:10px;flex-wrap:wrap}
.term{background:var(--ink);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;min-width:0}
.term .dots{display:flex;gap:6px;align-items:center;padding:10px 12px;border-bottom:1px solid var(--line)}
.term .dots i{width:9px;height:9px;border-radius:50%;background:var(--mute)}
.term .dots span{margin-left:auto;font:400 11px var(--mono);color:var(--mute)}
.term pre{margin:0;padding:14px;font-size:12.5px;line-height:1.6;color:var(--soft);white-space:pre-wrap;word-break:break-word;min-height:208px}
.term b{color:var(--white);font-weight:600}
.caret{display:inline-block;width:7px;height:14px;background:var(--soft);vertical-align:-2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
@media (max-width:820px){.hero{grid-template-columns:1fr}}

/* features */
.feats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.feat svg{width:26px;height:26px;margin-bottom:10px}
.feat p{margin:6px 0 0;font-size:13.5px}
@media (max-width:820px){.feats{grid-template-columns:repeat(2,1fr)}}
@media (max-width:440px){.feats{grid-template-columns:1fr}}

/* catalog */
.filters{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.chip{background:transparent;border:1px solid var(--mute);color:var(--soft);border-radius:999px;padding:6px 12px;font-weight:600;font-size:13px;cursor:pointer}
.chip:hover{color:var(--white)}
.chip[aria-pressed="true"]{background:var(--white);color:var(--ink);border-color:var(--white)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(230px,100%),1fr));gap:10px}
.api{text-align:left;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:14px;cursor:pointer;display:flex;flex-direction:column;gap:6px;min-height:128px;min-width:0}
.api:hover{border-color:var(--mute)}
.api[aria-pressed="true"]{border-color:var(--white)}
.api .id{font:600 13.5px var(--mono);color:var(--white);overflow-wrap:anywhere}
.api .t{font-size:12px;font-weight:600;color:var(--white)}
.api .d{font-size:13px;line-height:1.4;flex:1}
.api .row{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:12px}
.price{font:600 13px var(--mono);color:var(--white)}
.empty{grid-column:1/-1;border:1px dashed var(--mute);border-radius:var(--r);padding:18px;font-size:14px}
.more{margin-top:14px;display:flex;gap:10px;flex-wrap:wrap;align-items:center;font-size:13px}

/* code */
.split{display:grid;grid-template-columns:1.25fr .75fr;gap:12px}
.split > *{min-width:0}
@media (max-width:900px){.split{grid-template-columns:1fr}}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);overflow-x:auto}
.tab{background:none;border:0;border-bottom:2px solid transparent;padding:10px 14px;color:var(--soft);font-weight:600;font-size:13px;cursor:pointer;white-space:nowrap}
.tab[aria-selected="true"]{color:var(--white);border-bottom-color:var(--white)}
.code{position:relative}
.code pre,.cfg{margin:0;padding:16px;font-size:12.5px;line-height:1.6;color:var(--soft);overflow-x:auto;background:var(--ink)}
.code pre{min-height:240px;padding-top:44px}
.code .copy{position:absolute;top:10px;right:10px}
.kv{display:flex;justify-content:space-between;gap:10px;font-size:13px;padding:8px 0;border-bottom:1px solid var(--line)}
.kv:last-child{border-bottom:0}
.kv span:last-child{color:var(--white);font-family:var(--mono);text-align:right;overflow-wrap:anywhere}
.note{font-size:13px;margin:12px 0 0}

/* pricing, mcp */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (max-width:820px){.plans{grid-template-columns:1fr}}
.plan .p{font:600 26px var(--mono);color:var(--white);margin:8px 0}
.plan > p{margin:0;font-size:13.5px}
.plan ul{margin:10px 0 0;padding-left:18px;font-size:13.5px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.two > *{min-width:0}
@media (max-width:820px){.two{grid-template-columns:1fr}}
.points{margin:14px 0 0;padding-left:18px;font-size:13.5px}

/* banners, footer */
.banner{margin-top:56px;border:1px solid var(--line);border-radius:var(--r);padding:34px 20px;text-align:center;background:linear-gradient(180deg,var(--panel),var(--ink))}
.banner svg{width:72px;height:45px}
.banner h2{font-size:clamp(24px,5vw,40px);margin-top:10px}
.banner p{margin:8px auto 18px;max-width:540px}
.banner .cta{justify-content:center}
.launch{margin-top:12px}
.launch pre{min-height:0}
footer{max-width:1120px;margin:32px auto 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--mute);border-top:1px solid var(--line);padding-top:16px}
footer a{color:var(--soft)}
footer ul{display:flex;gap:14px;flex-wrap:wrap;list-style:none;margin:0;padding:0}
.toast{position:fixed;left:50%;bottom:calc(18px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--white);color:var(--ink);font-weight:600;font-size:13px;padding:10px 14px;border-radius:8px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:40;max-width:calc(100% - 32px)}
.toast.show{opacity:1}

/* 404 */
.lost{min-height:70vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:14px}
.lost svg{width:96px;height:60px}
.lost h1{font-size:clamp(26px,6vw,44px);text-transform:uppercase}

/* app pages: login, signup, console, chat, admin. Same palette and tokens; sharper corners. */
[hidden]{display:none!important}
body.app{--r:6px}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed}
.btn.block{display:block;width:100%;text-align:center}
nav .navbtn{display:block;background:none;border:1px solid var(--mute);border-radius:6px;padding:7px 10px;color:var(--soft);font-weight:600;font-size:13px;letter-spacing:.04em;cursor:pointer;margin-left:6px}
nav .navbtn:hover{color:var(--white);border-color:var(--soft)}
nav a[aria-current="page"]{color:var(--white);background:var(--panel)}
@media (max-width:820px){nav .navbtn{margin:6px 0 0;width:100%}}
.page-head{display:flex;align-items:end;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:32px}
.page-head h1{font-size:clamp(22px,4vw,30px);text-transform:uppercase}
.page-head p{margin:6px 0 0}
.app section{padding-top:28px}
.card h2{font-size:14px;letter-spacing:.06em}
.card .sub{margin:4px 0 12px;font-size:13px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cols > *{min-width:0}
@media (max-width:900px){.cols{grid-template-columns:1fr}}
.row-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:6px}

/* forms */
.field{display:flex;flex-direction:column;gap:6px;margin:14px 0}
.field label,.lbl{font:600 11px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--soft)}
input,textarea{font:inherit;font-size:14px;color:var(--white);background:var(--ink);border:1px solid var(--mute);border-radius:6px;padding:10px 12px;width:100%;min-width:0}
textarea{font-family:var(--mono);font-size:12.5px;line-height:1.5;resize:vertical}
input:hover,textarea:hover{border-color:var(--soft)}
input[type="checkbox"]{width:auto;accent-color:var(--white)}
.check{display:flex;gap:8px;align-items:center;font-size:13px;margin:12px 0}
.hint{font-size:12px;color:var(--soft);margin:0}
.form-err{color:var(--white);border-left:2px solid var(--white);padding:2px 0 2px 10px;font-size:13px;margin:12px 0 0}
.form-ok{color:var(--soft);border-left:2px solid var(--soft);padding:2px 0 2px 10px;font-size:13px;margin:12px 0 0}

/* auth pages */
.auth{min-height:calc(100vh - 140px);display:grid;place-items:center;padding:40px 0}
.auth .card{width:min(460px,100%);padding:26px}
.auth .card.wide{width:min(640px,100%)}
.auth .mark{display:block;width:76px;height:48px;margin:0 auto 14px}
.auth h1{font-size:22px;text-transform:uppercase;text-align:center}
.auth .lead{text-align:center;margin:8px 0 6px;font-size:14px}
.auth .alt{text-align:center;font-size:13px;margin:16px 0 0}
.reveal{display:flex;gap:8px;align-items:center;background:var(--ink);border:1px dashed var(--soft);border-radius:6px;padding:12px;margin:12px 0}
.reveal code{flex:1;min-width:0;font-weight:600;color:var(--white);word-break:break-all}
.next{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:10px}
.next li{border:1px solid var(--line);border-radius:6px;padding:12px;background:var(--ink)}
.next li h3{font-size:13px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.next pre{margin:8px 0 0;font-size:12px;color:var(--soft);white-space:pre-wrap;word-break:break-all}

/* steps */
.steps{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:8px}
.steps.inline{display:flex;flex-wrap:wrap;gap:8px 16px;margin:0 0 6px}
.steps li{display:flex;gap:10px;align-items:center;font-size:13px;color:var(--mute)}
.steps li i{width:22px;height:22px;border-radius:50%;border:1px solid var(--mute);display:grid;place-items:center;font:600 11px var(--mono);font-style:normal;flex:none}
.steps li.on{color:var(--white)}
.steps li.on i{border-color:var(--white)}
.steps li.done{color:var(--soft)}
.steps li.done i{background:var(--soft);border-color:var(--soft);color:var(--ink)}

/* stats, bars, meter */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
@media (max-width:820px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat .l{font:600 10px var(--mono);text-transform:uppercase;letter-spacing:.08em}
.stat .v{font:600 clamp(18px,3vw,24px) var(--mono);color:var(--white);margin-top:6px;overflow-wrap:anywhere}
.bars{display:flex;align-items:flex-end;gap:8px;height:150px;padding-top:6px}
.bars .b{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:6px;height:100%;min-width:0}
.bars .b i{display:block;width:100%;max-width:44px;background:var(--soft);border-radius:2px 2px 0 0;min-height:2px;height:0;transition:height .3s}
.bars .b .c{font:600 10px var(--mono);color:var(--white)}
.bars .b .d{font:400 10px var(--mono)}
.meter{height:8px;background:var(--ink);border:1px solid var(--line);border-radius:999px;overflow:hidden;margin:8px 0 4px}
.meter i{display:block;height:100%;width:0;background:var(--soft);transition:width .3s}
.amts{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0}

/* tables */
.scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;font:600 10px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--soft);padding:8px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:8px;border-bottom:1px solid var(--line);color:var(--white);font-family:var(--mono);font-size:12.5px;white-space:nowrap}
td.muted{color:var(--soft)}
tr:last-child td{border-bottom:0}

/* code panel, try it */
.resp{margin-top:12px}
.resp pre{margin:6px 0 0;padding:12px;background:var(--ink);border:1px solid var(--line);border-radius:6px;font-size:12px;line-height:1.5;color:var(--soft);max-height:300px;overflow:auto;white-space:pre-wrap;word-break:break-word}
.try{padding:16px;border-top:1px solid var(--line)}
.try .row{display:flex;gap:8px;align-items:end;flex-wrap:wrap}
.try .row .field{flex:1;min-width:200px;margin:0}
.kv.tight{padding:5px 0}

/* chat */
.chat{display:grid;grid-template-columns:1fr 320px;gap:12px;align-items:start}
.chat > *{min-width:0}
.chat aside{display:grid;gap:12px}
.chat aside h2{font-size:14px;text-transform:uppercase;letter-spacing:.06em}
@media (max-width:900px){.chat{grid-template-columns:1fr}}
.log{height:min(58vh,560px);overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding:16px;background:var(--ink)}
.msg{max-width:85%;padding:10px 12px;border-radius:6px;font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}
.msg.u{align-self:flex-end;background:var(--white);color:var(--ink)}
.msg.a{align-self:flex-start;background:var(--panel);border:1px solid var(--line);color:var(--white)}
.msg.sys{align-self:center;background:transparent;border:1px dashed var(--mute);color:var(--soft);font-size:12.5px}
.msg .meta{display:block;font:400 10.5px var(--mono);margin-top:6px;color:var(--soft)}
.msg.u .meta{color:var(--mute)}
.sugg{display:flex;gap:6px;flex-wrap:wrap;padding:10px 12px 0;border-top:1px solid var(--line)}
.composer{display:flex;gap:8px;padding:12px;align-items:flex-end}
.composer textarea{font-family:var(--sans);font-size:14px;min-height:46px;max-height:200px}
.typing::after{content:"";display:inline-block;width:7px;height:13px;background:var(--soft);margin-left:4px;vertical-align:-2px;animation:blink 1s steps(1) infinite}

/* admin */
.count{font:600 clamp(26px,5vw,40px) var(--mono);color:var(--white);margin:6px 0}
.catsplit{display:grid;grid-template-columns:1fr minmax(0,460px);gap:12px;align-items:start}
.catsplit > *{min-width:0}
.catsplit .grid{grid-template-columns:repeat(auto-fill,minmax(min(210px,100%),1fr))}
.catsplit:not(.open) {grid-template-columns:1fr}
.panel{position:sticky;top:72px;max-height:calc(100vh - 88px);overflow-y:auto}
.panel .pad{padding:14px 16px 0;margin:0}
.panel .sub.pad{padding-bottom:12px}
.panel .code pre{min-height:180px}
@media (max-width:900px){.catsplit,.catsplit.open{grid-template-columns:1fr}.panel{position:static;max-height:none}}
.product{display:flex;gap:20px;align-items:flex-start;margin:24px 0}
.product-mark{flex:none;width:56px;height:56px}
.product-body h2{margin:6px 0 4px}
.product-body p{margin:0 0 14px;max-width:60ch}
@media (max-width:560px){.product{flex-direction:column;gap:12px}}