:root{
  --bg:#0b0b0c; --bg2:#111113; --panel:#141416; --line:#242427; --line2:#33333a;
  --text:#f4f3ee; --dim:#9c988f; --dim2:#6c6961;
  --acc:#c8ff2e; --acc-ink:#0b0b0c;
  --display:"Space Grotesk",-apple-system,BlinkMacSystemFont,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--display);font-size:17px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--text);text-decoration:none}
::selection{background:var(--acc);color:var(--acc-ink)}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
.mono{font-family:var(--mono)}

/* header */
header.top{position:sticky;top:0;z-index:60;background:rgba(11,11,12,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:26px;height:66px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:18px;letter-spacing:-.01em}
.brand .mk{width:13px;height:13px;background:var(--acc);border-radius:2px}
.brand small{font-family:var(--mono);font-size:12px;color:var(--dim);font-weight:400}
nav.main{display:flex;gap:26px}
nav.main a{font-family:var(--mono);font-size:14px;color:var(--dim);transition:color .15s}
nav.main a:hover,nav.main a.active{color:var(--text)}
.spacer{flex:1}
.credits{font-family:var(--mono);font-size:13px;color:var(--acc);border:1px solid var(--line2);padding:7px 13px;border-radius:2px}
.btn{display:inline-flex;align-items:center;gap:9px;background:var(--acc);color:var(--acc-ink);border:none;
  padding:13px 22px;border-radius:2px;font-family:var(--display);font-weight:600;font-size:15px;cursor:pointer;transition:transform .12s,background .15s}
.btn:hover{transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line2)}
.btn.ghost:hover{border-color:var(--acc);color:var(--acc)}

/* hero */
.hero{position:relative;min-height:82vh;display:flex;align-items:center;overflow:hidden;border-bottom:1px solid var(--line)}
#hero-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:0}
.hero .wrap{position:relative;z-index:2;width:100%}
.hero .eyebrow{font-family:var(--mono);font-size:13px;color:var(--acc);letter-spacing:.08em;text-transform:uppercase;margin-bottom:22px}
.hero h1{font-size:clamp(44px,7vw,92px);line-height:.98;font-weight:700;letter-spacing:-.03em;margin:0 0 24px;max-width:14ch}
.hero h1 em{font-style:normal;color:var(--acc)}
.hero p{font-size:clamp(17px,2vw,21px);color:var(--dim);max-width:52ch;margin:0 0 34px;line-height:1.5}
.hero .cta{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.hero .fade{position:absolute;left:0;right:0;bottom:0;height:180px;background:linear-gradient(transparent,var(--bg));z-index:1;pointer-events:none}

/* section scaffolding */
.sec{padding:96px 0;border-bottom:1px solid var(--line)}
.sec-h{font-family:var(--mono);font-size:13px;color:var(--dim);letter-spacing:.06em;text-transform:uppercase;margin:0 0 8px}
.sec h2{font-size:clamp(30px,4vw,48px);font-weight:700;letter-spacing:-.02em;margin:0 0 18px;max-width:20ch}
.sec .lead{font-size:19px;color:var(--dim);max-width:60ch;line-height:1.55}

/* value row */
.vals{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:56px}
@media(max-width:820px){.vals{grid-template-columns:1fr}}
.val{border-top:2px solid var(--acc);padding-top:20px}
.val h3{font-size:22px;margin:0 0 8px;font-weight:600;letter-spacing:-.01em}
.val p{color:var(--dim);font-size:16px;margin:0;line-height:1.55}

/* search + catalog */
.searchbar{display:flex;gap:12px;align-items:center;background:var(--panel);border:1px solid var(--line2);border-radius:2px;padding:6px 8px 6px 20px}
.searchbar:focus-within{border-color:var(--acc)}
.searchbar svg{opacity:.5}
.searchbar input{flex:1;background:none;border:none;outline:none;color:var(--text);font-family:var(--display);font-size:19px;padding:14px 4px}
.searchbar input::placeholder{color:var(--dim2)}
.chips{display:flex;flex-wrap:wrap;gap:9px;margin:20px 0 0}
.chip{font-family:var(--mono);font-size:13px;color:var(--dim);background:transparent;border:1px solid var(--line);padding:7px 14px;border-radius:2px;cursor:pointer;transition:.12s}
.chip:hover{border-color:var(--line2);color:var(--text)}
.chip.on{background:var(--acc);color:var(--acc-ink);border-color:var(--acc);font-weight:600}
.count{font-family:var(--mono);font-size:13px;color:var(--dim);margin:26px 0 14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;padding-bottom:20px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:3px;overflow:hidden;cursor:pointer;transition:border-color .18s,transform .18s;display:flex;flex-direction:column}
.card:hover{border-color:var(--acc);transform:translateY(-4px)}
.thumb{aspect-ratio:16/11;background:#f3f3f0;position:relative;display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line)}
.thumb img,.thumb canvas{width:100%;height:100%;object-fit:contain}
.thumb .cls{position:absolute;top:12px;left:12px;font-family:var(--mono);font-size:11px;color:var(--acc);letter-spacing:.04em;text-transform:uppercase}
.thumb .ser{position:absolute;top:12px;right:12px;font-family:var(--mono);font-size:10px;color:var(--acc-ink);background:var(--acc);padding:2px 7px;border-radius:2px;font-weight:600}
.card .body{padding:16px 18px 18px}
.card .nm{font-weight:600;font-size:17px;margin:0 0 4px;letter-spacing:-.01em}
.card .mpn{font-family:var(--mono);font-size:12px;color:var(--dim);margin-bottom:10px}
.card .sm{color:var(--dim);font-size:14px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:42px}
.card .meta{display:flex;gap:14px;margin-top:13px;font-family:var(--mono);font-size:11px;color:var(--dim2)}
.card .meta b{color:var(--acc);font-weight:400}

/* detail */
.detail{display:grid;grid-template-columns:1.02fr 1fr;gap:40px;padding:44px 0 90px}
@media(max-width:900px){.detail{grid-template-columns:1fr}}
.viewer{position:sticky;top:92px;height:min(64vh,540px);background:#f3f3f0;border:1px solid var(--line2);border-radius:3px;overflow:hidden}
.viewer canvas{width:100%;height:100%;display:block}
.vbar{position:absolute;bottom:0;left:0;right:0;display:flex;gap:10px;padding:14px}
.vtag{font-family:var(--mono);font-size:11px;color:var(--dim);border:1px solid var(--line2);padding:5px 11px;border-radius:2px;background:rgba(11,11,12,.6)}
.dclass{font-family:var(--mono);font-size:13px;color:var(--acc);text-transform:uppercase;letter-spacing:.06em}
.dh1{font-size:clamp(30px,4vw,46px);font-weight:700;letter-spacing:-.02em;margin:8px 0 6px;line-height:1.02}
.dmpn{font-family:var(--mono);color:var(--dim);font-size:15px;margin-bottom:18px}
.section{margin:30px 0}
.section h3{font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--dim);margin:0 0 14px}
.ptable{width:100%;border-collapse:collapse;font-size:15px}
.ptable td{padding:11px 4px;border-bottom:1px solid var(--line);vertical-align:top}
.ptable td:first-child{color:var(--dim);width:46%}
.ptable td.v{font-family:var(--mono);color:var(--text)}
.ptable td .cond{color:var(--dim2);font-size:12px;display:block;margin-top:2px}
.uc{display:flex;flex-direction:column;gap:2px;padding:0;margin:0}
.uc li{list-style:none;padding:13px 0;border-bottom:1px solid var(--line);font-size:16px;line-height:1.5;display:flex;gap:12px}
.uc li::before{content:"//";color:var(--acc);font-family:var(--mono);font-size:13px}
.pins{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:8px}
.pin{display:flex;gap:9px;align-items:center;font-family:var(--mono);font-size:13px;border:1px solid var(--line);border-radius:2px;padding:9px 11px}
.pin .n{color:var(--acc);min-width:26px}
.pin .t{margin-left:auto;color:var(--dim2);font-size:10px;text-transform:uppercase}
pre.spice{background:#08080a;border:1px solid var(--line);border-radius:3px;padding:16px;overflow-x:auto;font-family:var(--mono);font-size:13px;color:var(--dim);line-height:1.6;margin:0}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-family:var(--mono);font-size:12px;color:var(--dim);border:1px solid var(--line2);padding:6px 11px;border-radius:2px}
.tag b{color:var(--acc);font-weight:400}
.dactions{display:flex;gap:12px;flex-wrap:wrap;margin:4px 0 22px}
.assets{display:flex;flex-wrap:wrap;gap:20px;font-family:var(--mono);font-size:13px;color:var(--dim)}
.assets .ok{color:var(--acc)}

/* forms */
.form{max-width:840px;padding:44px 0 90px}
.banner{border-left:2px solid var(--acc);padding:16px 0 16px 22px;margin:18px 0 30px;color:var(--dim);font-size:16px;line-height:1.6}
.banner b{color:var(--text)}
.field{margin:20px 0}
.field label{display:block;font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--dim);margin-bottom:9px}
.field input,.field select,.field textarea{width:100%;background:var(--panel);border:1px solid var(--line2);border-radius:2px;color:var(--text);padding:13px 15px;font-size:16px;font-family:var(--display);outline:none}
.field textarea{min-height:96px;font-family:var(--mono);font-size:14px;line-height:1.6}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--acc)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:640px){.row2{grid-template-columns:1fr}}
.drop{border:1px dashed var(--line2);border-radius:2px;padding:24px;text-align:center;font-family:var(--mono);font-size:14px;color:var(--dim);cursor:pointer}
.drop:hover{border-color:var(--acc);color:var(--text)}
.footer{color:var(--dim2);font-family:var(--mono);font-size:13px;padding:40px 0}
.footer .wrap{display:flex;gap:24px;flex-wrap:wrap;align-items:center}
.footer a{color:var(--dim)}.footer a:hover{color:var(--acc)}
.empty{text-align:center;color:var(--dim);padding:90px 0;font-family:var(--mono)}
.spin{width:15px;height:15px;border:2px solid var(--line2);border-top-color:var(--acc);border-radius:50%;animation:sp .9s linear infinite;display:inline-block;vertical-align:middle}
@keyframes sp{to{transform:rotate(360deg)}}

/* scroll reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
/* page fade-in */
body{animation:pagein .5s ease both}
@keyframes pagein{from{opacity:0}to{opacity:1}}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}body{animation:none}}

/* visualization tabs (3D / schematic / footprint) */
.viz{position:sticky;top:92px}
.viztabs{display:flex;margin-bottom:12px;border:1px solid var(--line2);border-radius:2px;width:fit-content;overflow:hidden}
.viztabs button{background:transparent;border:none;border-right:1px solid var(--line2);color:var(--dim);font-family:var(--mono);font-size:13px;padding:9px 20px;cursor:pointer;transition:.12s}
.viztabs button:last-child{border-right:none}
.viztabs button.on{background:var(--acc);color:var(--acc-ink);font-weight:600}
.vizpanel{height:min(60vh,520px);background:#f3f3f0;border:1px solid var(--line2);border-radius:3px;overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center}
.vizpanel canvas{width:100%;height:100%;display:block}
.vizpanel svg{width:100%;height:100%}
.vizpanel .hint{position:absolute;bottom:12px;left:12px;font-family:var(--mono);font-size:11px;color:#555}
.viznote{font-family:var(--mono);font-size:12px;color:var(--dim);margin-top:12px;line-height:1.5}
.viznote b{color:var(--acc)}

/* login gate */
html:not(.ppcb-authed) body{overflow:hidden}
#ppcb-gate{position:fixed;inset:0;z-index:200;background:var(--bg);display:flex;align-items:center;justify-content:center;padding:24px}
.gate-card{width:100%;max-width:400px;display:flex;flex-direction:column}
.gate-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;margin-bottom:30px}
.gate-brand .mk{width:13px;height:13px;background:var(--acc);border-radius:2px}
.gate-brand small{font-family:var(--mono);font-size:12px;color:var(--dim);font-weight:400}
.gate-h{font-size:29px;font-weight:700;letter-spacing:-.02em;margin-bottom:8px;line-height:1.1}
.gate-sub{color:var(--dim);font-size:15px;line-height:1.5;margin-bottom:26px}
.gate-tabs{display:flex;border:1px solid var(--line2);border-radius:2px;width:fit-content;overflow:hidden;margin-bottom:18px}
.gate-tabs button{background:transparent;border:none;border-right:1px solid var(--line2);color:var(--dim);font-family:var(--mono);font-size:13px;padding:8px 18px;cursor:pointer}
.gate-tabs button:last-child{border-right:none}
.gate-tabs button.on{background:var(--acc);color:var(--acc-ink);font-weight:600}
#ppcb-gate input{background:var(--panel);border:1px solid var(--line2);border-radius:2px;color:var(--text);padding:14px 15px;font-size:15px;font-family:var(--display);outline:none;margin-bottom:12px}
#ppcb-gate input:focus{border-color:var(--acc)}
.gate-go{width:100%;justify-content:center;margin-top:4px}
.gate-msg{font-family:var(--mono);font-size:13px;margin-top:14px;min-height:18px}

/* fix: hidden viz panels must actually hide (display:flex was overriding [hidden]) */
.vizpanel[hidden]{display:none !important}

/* ---------- mobile ---------- */
@media(max-width:820px){
  body{font-size:16px}
  .wrap{padding:0 18px}
  .top .wrap{gap:14px;height:56px}
  nav.main{gap:16px}
  nav.main a{font-size:13px}
  .credits{font-size:12px;padding:6px 10px}
  .hero{min-height:76vh}
  .sec{padding:60px 0}
  .vals{gap:22px;margin-top:40px}
  .detail{grid-template-columns:1fr;gap:26px;padding:26px 0 60px}
  .viz,.viewer{position:static}
  .vizpanel,.viewer{height:56vh;min-height:320px}
  .grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
  .pins{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))}
  .dactions{gap:8px}
  .searchbar input{font-size:16px}
}
@media(max-width:540px){
  .top .wrap{gap:10px}
  nav.main{gap:12px}
  nav.main a{font-size:12px}
  .brand small{display:none}
  .credits{display:none}
  .hero h1{font-size:clamp(34px,10vw,56px)}
  .grid{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .viztabs{width:100%}
  .viztabs button{flex:1;padding:9px 8px;text-align:center}
  .assets{gap:12px;font-size:12px}
  .gate-h{font-size:24px}
}

/* ============ readability + phone-fit pass (overrides) ============ */
html,body{overflow-x:hidden;max-width:100%}
body{font-size:16px;line-height:1.55}
.wrap{max-width:1060px}
/* grid/flex children must be allowed to shrink, or wide content (SPICE, tables, monospace) forces
   the whole page wider than the viewport = horizontal scroll on phones */
.detail>div,.card,.vals>div,.viz,.grid>*{min-width:0}
pre.spice{max-width:100%;font-size:12px}
.ptable{table-layout:fixed;width:100%}
.ptable td{word-break:break-word}
.ptable td:first-child{width:42%}
.uc li{overflow-wrap:anywhere}

/* calmer, more readable type + spacing */
.hero{min-height:70vh}
.hero h1{font-size:clamp(32px,5.4vw,60px);max-width:17ch;line-height:1.04}
.hero p{font-size:clamp(16px,1.9vw,18px);max-width:50ch}
.sec{padding:68px 0}
.sec h2{font-size:clamp(25px,3.2vw,36px)}
.sec .lead{font-size:17px}
.vals{margin-top:44px;gap:24px}
.val h3{font-size:19px}
.val p{font-size:15px}

/* detail page: tighter + scannable */
.detail{gap:36px;padding:36px 0 80px}
.dclass{font-size:12px}
.dh1{font-size:clamp(25px,3.2vw,36px)}
.dmpn{font-size:14px}
.section{margin:24px 0}
.section h3{margin-bottom:10px}
.uc li{font-size:15px;padding:11px 0;line-height:1.5}
.ptable{font-size:14px}
.ptable td{padding:9px 4px}
.pin{font-size:12px;padding:8px 10px}
.card .sm{font-size:13px}
.assets{gap:16px;font-size:12px}

/* mobile */
@media(max-width:820px){
  .hero{min-height:auto;padding:92px 0 64px}
  #hero-canvas{opacity:.65}
  .sec{padding:48px 0}
  .vizpanel,.viewer{height:44vh;min-height:270px}
  .dactions{gap:8px}
  .dactions .btn{padding:11px 15px;font-size:14px}
}
@media(max-width:540px){
  .wrap{padding:0 16px}
  nav.main{gap:13px}
  nav.main a{font-size:12px}
  .hero h1{font-size:clamp(27px,8.5vw,38px)}
  .hero p{font-size:15px}
  .sec h2{font-size:23px}
  .sec .lead,.val p,.card .sm{font-size:14px}
  .uc li{font-size:14px}
  pre.spice{font-size:11px}
}

/* collapsible "more" toggles (use-cases / SPICE) */
.more{margin-top:8px}
.more>summary{cursor:pointer;font-family:var(--mono);font-size:13px;color:var(--acc);list-style:none;padding:6px 0}
.more>summary::-webkit-details-marker{display:none}
.more>summary::before{content:"+ "}
.more[open]>summary::before{content:"– "}
.more[open]>summary{margin-bottom:8px}
.more .uc li:first-child{border-top:1px solid var(--line)}