/* labs.plixylabs.cc — matches plixylabs.cc v5. Self-hosted fonts, no external requests. */
@font-face{font-family:"Geist";src:url("../fonts/geist.woff2") format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Geist Mono";src:url("../fonts/geist-mono.woff2") format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"IBM Plex Sans Arabic";src:url("../fonts/ibm-plex-sans-arabic-regular.woff2") format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"IBM Plex Sans Arabic";src:url("../fonts/ibm-plex-sans-arabic-medium.woff2") format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"IBM Plex Sans Arabic";src:url("../fonts/ibm-plex-sans-arabic-semibold.woff2") format("woff2");font-weight:600 700;font-display:swap}
:root{--bg:#050505;--raised:#0a0a0a;--fg:#ededed;--muted:#a1a1a1;--dim:#8b8b8b;--line:rgba(255,255,255,.08);--line2:rgba(255,255,255,.16);--accent:#52e3a0;--soft:rgba(82,227,160,.14);--warn:#f5c26b;--bad:#ff7a7a;--r:16px;--ease:cubic-bezier(.2,.7,.2,1);
--sans:"Geist",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;--mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
[dir=rtl]{--sans:"IBM Plex Sans Arabic","Geist",system-ui,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--bg);color:var(--fg);font-family:var(--sans);line-height:1.6;-webkit-text-size-adjust:100%;overflow-x:clip}
body{margin:0;min-height:100vh;-webkit-font-smoothing:antialiased}
h1,h2,h3,p,ul,figure{margin:0}ul{padding:0;list-style:none}a{color:inherit;text-decoration:none}
::selection{background:var(--accent);color:#000}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.skip{position:absolute;top:10px;inset-inline-start:10px;padding:8px 14px;background:var(--fg);color:#000;border-radius:10px;transform:translateY(-200%)}.skip:focus{transform:none}
.nav{position:sticky;top:0;z-index:20;background:rgba(5,5,5,.78);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:18px;height:60px}
.brand{font-weight:600;letter-spacing:-.01em;display:flex;gap:8px;align-items:center}
.brand b{color:var(--accent);font-family:var(--mono);font-weight:500;font-size:.85rem;padding:2px 8px;border:1px solid var(--line2);border-radius:999px}
.nav ul{display:flex;gap:4px;margin-inline-start:auto;flex-wrap:wrap}
.nav ul a{color:var(--muted);font-size:.9rem;padding:6px 10px;border-radius:8px}
.nav ul a:hover,.nav ul a[aria-current]{color:var(--fg);background:rgba(255,255,255,.05)}
.lang{font-family:var(--mono);font-size:.8rem;border:1px solid var(--line2);border-radius:8px;padding:5px 9px;color:var(--muted)}
@media(max-width:640px){.nav .wrap{height:auto;padding-block:10px;flex-wrap:wrap;gap:8px}.nav ul{order:3;width:100%;margin:0}.lang{margin-inline-start:auto}}
.banner{background:var(--soft);border-bottom:1px solid rgba(82,227,160,.25);font-size:.86rem;color:#cfeee0;padding:8px 0}
.hero{padding:56px 0 28px}
.eyebrow{font-family:var(--mono);font-size:.78rem;color:var(--accent);letter-spacing:.06em;text-transform:uppercase}
[dir=rtl] .eyebrow{letter-spacing:0}
h1{font-size:clamp(1.9rem,4.4vw,2.9rem);line-height:1.12;letter-spacing:-.03em;margin:10px 0 12px;font-weight:600}
[dir=rtl] h1{letter-spacing:0;line-height:1.35}
h2{font-size:1.25rem;letter-spacing:-.01em;margin-bottom:10px;font-weight:600}
.lead{color:var(--muted);max-width:640px;font-size:1.05rem}
.sec{padding:22px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px}
.card{display:flex;flex-direction:column;gap:10px;background:var(--raised);border:1px solid var(--line);border-radius:var(--r);padding:18px;transition:border-color .2s var(--ease),transform .2s var(--ease)}
a.card:hover{border-color:var(--line2);transform:translateY(-2px)}
.card h3{font-size:1.05rem;font-weight:600}
.card p{color:var(--muted);font-size:.93rem}
.meta{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto}
.tag{font-family:var(--mono);font-size:.74rem;color:var(--muted);border:1px solid var(--line2);border-radius:999px;padding:2px 9px}
.tag.ok{color:var(--accent);border-color:rgba(82,227,160,.4)}
.lvl-1{color:#9be8c4}.lvl-2{color:var(--warn)}.lvl-3{color:#ffa98a}
.btn{display:inline-flex;align-items:center;gap:8px;font:inherit;font-weight:500;font-size:.93rem;cursor:pointer;border-radius:10px;padding:9px 16px;border:1px solid var(--line2);background:transparent;color:var(--fg)}
.btn:hover{background:rgba(255,255,255,.05)}
.btn.primary{background:var(--fg);color:#000;border-color:var(--fg)}.btn.primary:hover{background:#fff}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.cta{margin:30px 0 50px;padding:22px;border:1px solid var(--line);border-radius:var(--r);background:linear-gradient(135deg,rgba(82,227,160,.08),transparent 60%)}
.cta p{color:var(--muted);margin:6px 0 14px}
footer{border-top:1px solid var(--line);color:var(--dim);font-size:.85rem;padding:22px 0 30px}
footer .wrap{display:flex;gap:14px;flex-wrap:wrap;justify-content:space-between}
footer a{color:var(--muted)}footer a:hover{color:var(--fg)}
input,textarea,select{font:inherit;color:var(--fg);background:#000;border:1px solid var(--line2);border-radius:10px;padding:9px 12px;width:100%}
input:focus,textarea:focus{outline:none;border-color:var(--accent)}
label{font-size:.88rem;color:var(--muted);display:block;margin-bottom:6px}
code,.mono{font-family:var(--mono);font-size:.88em}
code{background:rgba(255,255,255,.06);padding:1px 6px;border-radius:6px}
.steps{display:grid;gap:12px}
details{background:var(--raised);border:1px solid var(--line);border-radius:12px;padding:12px 16px}
details+details{margin-top:8px}
summary{cursor:pointer;font-weight:500}
details[open] summary{margin-bottom:8px}
details p,details li{color:var(--muted);font-size:.93rem}
details ul{list-style:disc;padding-inline-start:20px}
pre{font-family:var(--mono);font-size:.82rem;background:#000;border:1px solid var(--line);border-radius:10px;padding:12px;overflow:auto;margin:8px 0;direction:ltr;text-align:left}
.lab-frame{width:100%;height:470px;border:1px solid var(--line2);border-radius:var(--r);background:#000;display:block}
.flagbox{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:12px}
.status{font-size:.92rem;margin-top:8px;min-height:1.4em}
.status.good{color:var(--accent)}.status.bad{color:var(--bad)}
.solved-pill{display:none}.is-solved .solved-pill{display:inline-flex}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:760px){.two{grid-template-columns:1fr}}
.result{border-radius:var(--r);padding:16px;border:1px solid var(--line);margin-top:14px}
.result.bad{border-color:rgba(255,122,122,.45);background:rgba(255,122,122,.07)}
.result.good{border-color:rgba(82,227,160,.45);background:var(--soft)}
.result h3{font-size:1.1rem}.result p{color:var(--muted);margin-top:6px}
.meter{height:6px;border-radius:6px;background:var(--line);overflow:hidden;margin:10px 0 6px}.meter i{display:block;height:100%;width:0;background:var(--accent);transition:width .3s var(--ease)}
.checks li{font-size:.9rem;color:var(--muted);padding-inline-start:22px;position:relative}
.checks li::before{content:"○";position:absolute;inset-inline-start:0;color:var(--dim)}.checks li.on{color:var(--fg)}.checks li.on::before{content:"●";color:var(--accent)}
.notice{font-size:.85rem;color:var(--dim)}
/* map */
.map{position:relative;border:1px solid var(--line);border-radius:var(--r);background:radial-gradient(ellipse at 50% 40%,#0d1411,#050505 70%);overflow:hidden}
.map svg{width:100%;height:auto}
.map path{fill:#161a18;stroke:#050505;stroke-width:.4;transition:fill .4s}
.map path.hit{fill:rgba(82,227,160,var(--a,.25))}
.map .pulse circle{fill:var(--accent)}
.map .ring{fill:none;stroke:var(--accent);stroke-width:1;opacity:0}
.map .arc{fill:none;stroke:var(--accent);stroke-width:.8;opacity:.35;stroke-dasharray:4 6}
.map .home{fill:#fff}
@media(prefers-reduced-motion:no-preference){.map .ring{animation:ring 2.6s var(--ease) infinite}.map .arc{animation:dash 3s linear infinite}}
@keyframes ring{0%{r:2;opacity:.8}100%{r:14;opacity:0}}
@keyframes dash{to{stroke-dashoffset:-20}}
.live:empty{display:none}.live.empty{color:var(--muted,#9aa);background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.18)}.live{position:absolute;top:10px;inset-inline-start:10px;font-family:var(--mono);font-size:.75rem;background:rgba(80,200,140,.12);color:#6fdca0;border:1px solid rgba(80,200,140,.4);border-radius:999px;padding:3px 10px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:14px 0}
.stat{border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--raised)}
.stat b{display:block;font-size:1.5rem;font-weight:600;font-variant-numeric:tabular-nums}.stat span{color:var(--dim);font-size:.82rem}
.bars li{display:grid;grid-template-columns:130px 1fr 60px;gap:10px;align-items:center;font-size:.88rem;padding:4px 0;color:var(--muted)}
.bars i{display:block;height:6px;border-radius:6px;background:var(--accent);opacity:.75}
.bars em{font-style:normal;text-align:end;font-variant-numeric:tabular-nums;color:var(--fg)}
.seg{display:inline-flex;border:1px solid var(--line2);border-radius:10px;overflow:hidden}.seg button{font:inherit;font-size:.85rem;background:none;border:0;color:var(--muted);padding:6px 12px;cursor:pointer}.seg button[aria-pressed=true]{background:var(--fg);color:#000}
.e404{padding:90px 0;text-align:center}.e404 p{color:var(--muted)}
/* ---------- full-page lab browser ---------- */
body.bw-body{height:100dvh;overflow:hidden;display:flex;flex-direction:column}
.bw-banner{display:flex;align-items:center;gap:10px;padding:6px 14px;background:var(--soft);border-bottom:1px solid rgba(82,227,160,.25);font-size:.8rem;color:#cfeee0}
.bw-banner .brand{font-size:.85rem}.bw-banner .sp{margin-inline-start:auto}
.bw-banner a.lang{padding:2px 8px}
#bw{flex:1;display:flex;flex-direction:column;min-height:0;background:#0b0b0b}
.bw-tabs{display:flex;align-items:flex-end;gap:4px;padding:8px 10px 0;background:#111;border-bottom:1px solid var(--line)}
.bw-dots{display:flex;gap:7px;padding:0 10px 10px 4px}.bw-dots i{width:11px;height:11px;border-radius:50%;background:#333}.bw-dots i:nth-child(1){background:#ff5f57}.bw-dots i:nth-child(2){background:#febc2e}.bw-dots i:nth-child(3){background:#28c840}
.bw-tab{font-size:.8rem;color:var(--fg);background:#0b0b0b;border:1px solid var(--line);border-bottom:0;border-radius:10px 10px 0 0;padding:7px 14px;max-width:260px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bw-tab.ghost{background:none;color:var(--dim);border-color:transparent}
.bw-bar{display:flex;align-items:center;gap:8px;padding:8px 10px;border-bottom:1px solid var(--line);background:#0b0b0b}
.bw-ic{font:inherit;font-size:.95rem;width:32px;height:32px;display:inline-grid;place-items:center;border-radius:8px;border:1px solid transparent;background:none;color:var(--muted);cursor:pointer}
.bw-ic:hover{background:rgba(255,255,255,.06);color:var(--fg)}
.bw-url{flex:1;min-width:0;display:flex;align-items:center;gap:8px;background:#151515;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-family:var(--mono);font-size:.82rem;direction:ltr}
.bw-url .lock{color:var(--accent)}
.bw-url output{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--fg)}
.bw-pill{font-family:var(--mono);font-size:.7rem;color:var(--warn);border:1px solid rgba(245,194,107,.4);background:rgba(245,194,107,.1);border-radius:999px;padding:2px 8px;white-space:nowrap}
.bw-main{flex:1;min-height:0;display:grid;grid-template-columns:1fr 400px}
#bw.side-closed .bw-main{grid-template-columns:1fr 0}
#bw.side-closed .bw-side{display:none}
.bw-main iframe{width:100%;height:100%;border:0;background:#0b0d0c;display:block}
.bw-side{border-inline-start:1px solid var(--line);background:var(--bg);display:flex;flex-direction:column;min-height:0}
.bw-stabs{display:flex;border-bottom:1px solid var(--line)}
.bw-stabs button{flex:1;font:inherit;font-size:.85rem;background:none;border:0;border-bottom:2px solid transparent;color:var(--muted);padding:10px;cursor:pointer}
.bw-stabs button[aria-selected=true]{color:var(--fg);border-bottom-color:var(--accent)}
.bw-pane{flex:1;overflow:auto;padding:14px;min-height:0}
.bw-pane h1{font-size:1.25rem;margin:4px 0 8px}
.bw-pane p{color:var(--muted);font-size:.9rem}
.bw-pane details{margin-top:8px;padding:10px 12px}
.tool{display:grid;grid-template-columns:1fr auto;gap:4px 10px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:12px;margin-top:10px;background:var(--raised)}
.tool b{font-size:.92rem}.tool span{grid-column:1;color:var(--dim);font-size:.82rem}
.tool code{grid-column:1/-1;font-size:.75rem;color:var(--muted);direction:ltr;text-align:left}
.tool button{grid-row:1/3;grid-column:2}
.tool button:disabled{opacity:.4;cursor:wait}
.bw-con{list-style:none;margin:0;padding:10px;font-family:var(--mono);font-size:.76rem;line-height:1.55;background:#000;border:1px solid var(--line);border-radius:10px;min-height:200px;max-height:calc(100dvh - 260px);overflow:auto;direction:ltr;text-align:left;white-space:pre-wrap;word-break:break-word}
.bw-con .lv-ok{color:var(--accent)}.bw-con .lv-warn{color:var(--warn)}.bw-con .lv-cmd{color:#fff}.bw-con .lv-dim,.bw-con .lv-info{color:#9a9a9a}
.bw-safe{font-size:.78rem;color:var(--dim);border:1px dashed var(--line2);border-radius:10px;padding:8px 10px;margin-top:12px}
@media(max-width:860px){.bw-main{grid-template-columns:1fr;grid-template-rows:1fr auto}.bw-side{border-inline-start:0;border-top:1px solid var(--line);max-height:55dvh}.bw-pill,.bw-tab.ghost{display:none}.bw-con{max-height:30dvh}}
/* utility classes (replace inline style attrs; strict CSP style-src 'self') */
.u-fs1{font-size:1rem}.u-disc{list-style:disc;padding-inline-start:18px}.u-mt8{margin-top:8px}.u-mt12{margin-top:12px}.u-mt16{margin-top:16px}.u-m1640{margin:16px 0 40px}.u-mw560{max-width:560px}