/*
Theme Name: BLDC Motor Machines
Theme URI: https://www.bldcmotormachines.com
Author: Motionworks Robotics
Description: Website for bldcmotormachines.com. On activation it creates all pages, sets the home page and pretty permalinks. Re-run from Appearance > BLDC Site Setup.
Version: 1.3
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: bldc
*/
/* Layout: engineering datasheet — white pages, deep-blue bands, blueprint-grid illustration panels, mono spec tables */
:root{
  --bg:#ffffff; --bg2:#f3f6fb; --panel:#eaf1fb; --ink:#0d1a2e; --muted:#4a5a72; --line:#d3ddea;
  --blue:#0b4fb3; --blue-deep:#062b66; --blue-soft:#dbe7fa; --on-blue:#ffffff; --focus:#2f7bff;
  --steel:#b9c6d8; --steel-d:#7d8da6; --copper:#c37a3a; --copper-l:#8f5222; --grid:#d8e3f3; --glass:#e9f2ff;
  --ok:#1f9d55; --warn:#e0a100; --bad:#d64545;
  --f-display:"Saira Condensed","Arial Narrow",Arial,sans-serif;
  --f-body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --wrap:1200px; --r:6px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0a1322; --bg2:#0f1b2e; --panel:#12223a; --ink:#e7eef9; --muted:#9fb0c9; --line:#22344f;
  --blue:#4c8dff; --blue-deep:#0b2a5c; --blue-soft:#15305a; --on-blue:#ffffff; --focus:#7fb0ff;
  --steel:#5a6d88; --steel-d:#8a9bb4; --copper:#d58d4c; --copper-l:#9d6030; --grid:#173050; --glass:#10233e; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0a1322; --bg2:#0f1b2e; --panel:#12223a; --ink:#e7eef9; --muted:#9fb0c9; --line:#22344f;
  --blue:#4c8dff; --blue-deep:#0b2a5c; --blue-soft:#15305a; --on-blue:#ffffff; --focus:#7fb0ff;
  --steel:#5a6d88; --steel-d:#8a9bb4; --copper:#d58d4c; --copper-l:#9d6030; --grid:#173050; --glass:#10233e; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 var(--f-body)}
a{color:var(--blue)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
img,svg{max-width:100%}
h1,h2,h3,h4{font-family:var(--f-display);line-height:1.08;margin:0;text-wrap:balance;letter-spacing:.005em}
h1{font-size:clamp(2.2rem,5.2vw,3.9rem);font-weight:700}
h2{font-size:clamp(1.7rem,3.2vw,2.5rem);font-weight:700}
h3{font-size:1.35rem;font-weight:600}
p{margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:20px}
.eyebrow{font:600 .78rem/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.lead{font-size:1.15rem;color:var(--muted);max-width:62ch}
.prose{max-width:70ch;display:grid;gap:1rem}
.prose h2{margin-top:1.4rem}.prose h3{margin-top:.8rem}
.prose ul,.prose ol{margin:0;padding-left:1.3rem;display:grid;gap:.35rem}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:99;background:var(--bg);padding:8px 12px}

/* top bar + header */
.topbar{background:var(--blue-deep);color:#dbe6f8;font-size:.85rem}
.topbar .wrap{display:flex;gap:18px;justify-content:space-between;flex-wrap:wrap;padding-block:7px}
.topbar a{color:#fff;text-decoration:none}
.topbar .tb-l,.topbar .tb-r{display:flex;gap:18px;flex-wrap:wrap}
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--bg);border-bottom:3px solid var(--blue)}
header.site .wrap{display:flex;align-items:center;gap:14px;padding-block:12px;position:relative}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);margin-right:auto}
.logo svg{width:42px;height:42px;flex:none}
header.site .quote{flex:none;white-space:nowrap;padding:11px 16px}
.logo b{font:700 1.45rem/1 var(--f-display);letter-spacing:.02em;display:block}
.logo b span{color:var(--blue)}
.logo small{font:500 .7rem/1.2 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
nav.main > ul{list-style:none;margin:0;padding:0;display:flex;gap:2px;align-items:center}
nav.main > ul > li > a{display:block;padding:10px 9px;text-decoration:none;color:var(--ink);font-weight:500;border-radius:4px;white-space:nowrap}
nav.main > ul > li > a:hover,nav.main > ul > li > a[aria-current="page"]{color:var(--blue);background:var(--blue-soft)}
nav.main li.has-mega{position:static}
nav.main li.has-mega > a::after{content:"";display:inline-block;width:6px;height:6px;margin-left:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:translateY(-3px) rotate(45deg)}
.mega{display:none;position:absolute;left:20px;right:20px;top:100%;z-index:60;background:var(--bg);border:1px solid var(--line);border-top:3px solid var(--blue);box-shadow:0 18px 40px rgba(6,43,102,.16);padding:22px 24px;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px 28px;max-height:calc(100vh - 150px);overflow-y:auto}
.mega.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
li.has-mega:hover > .mega,li.has-mega:focus-within > .mega{display:grid}
.mega > div{min-width:0}
.mega h4{font-size:1.05rem;margin:0 0 6px;padding-bottom:6px;border-bottom:1px solid var(--line)}
.mega h4 a{display:block;padding:0;color:var(--ink);text-decoration:none;background:none}
.mega h4 a:hover{color:var(--blue)}
.mega ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.mega ul li{margin:0;padding:0}
.mega ul a{display:block;padding:4px 0;font-size:.88rem;line-height:1.35;font-weight:400;color:var(--muted);text-decoration:none;background:none;white-space:normal}
.mega ul a:hover{color:var(--blue)}
.mega .mega-foot{grid-column:1/-1;display:flex;gap:18px;flex-wrap:wrap;padding-top:12px;border-top:1px solid var(--line);font:600 .82rem var(--f-mono);letter-spacing:.04em}
.mega .mega-foot a{color:var(--blue);text-decoration:none}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:var(--r);font-weight:600;text-decoration:none;border:2px solid var(--blue);background:var(--blue);color:var(--on-blue);cursor:pointer;font-size:1rem;font-family:inherit}
.btn:hover{background:var(--blue-deep);border-color:var(--blue-deep)}
.btn.ghost{background:transparent;color:var(--blue)}
.btn.ghost:hover{background:var(--blue-soft)}
.btn.light{background:#fff;color:#062b66;border-color:#fff}
.menu-btn{display:none;background:none;border:2px solid var(--line);border-radius:6px;padding:8px 10px;color:var(--ink);font:600 .9rem var(--f-body);cursor:pointer}

/* hero */
.hero{background:linear-gradient(180deg,var(--bg2),var(--bg));border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding-block:56px}
.hero .copy{display:grid;gap:20px;min-width:0}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-facts{display:flex;gap:26px;flex-wrap:wrap;padding-top:6px;border-top:1px solid var(--line)}
.hero-facts div{font:500 .85rem/1.3 var(--f-mono);color:var(--muted)}
.hero-facts b{display:block;font:700 1.6rem/1.1 var(--f-display);color:var(--ink)}
.plate{position:relative;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--panel)}
.plate .tag{position:absolute;left:10px;bottom:10px;font:500 .72rem var(--f-mono);letter-spacing:.08em;text-transform:uppercase;background:var(--bg);border:1px solid var(--line);padding:4px 8px;border-radius:3px;color:var(--muted)}
.plate img.photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.illus{display:block;width:100%;height:auto;aspect-ratio:3/2}

/* page head */
.pagehead{background:var(--blue-deep);color:#fff}
.pagehead .wrap{padding-block:44px;display:grid;gap:12px}
.pagehead .eyebrow{color:#9cc2ff}
.pagehead p{color:#d5e2f7;max-width:68ch;font-size:1.08rem}
.crumbs{font:500 .8rem var(--f-mono);color:#9cc2ff}
.hero .crumbs a{color:var(--blue)}
.crumbs a{color:#cfe0ff;text-decoration:none}.crumbs a:hover{text-decoration:underline}

section.block{padding-block:64px}
section.alt{background:var(--bg2);border-block:1px solid var(--line)}
.sec-head{display:grid;gap:10px;margin-bottom:30px;max-width:760px}
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.split>*{min-width:0}

.card{display:grid;grid-template-rows:auto 1fr;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--bg);text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--blue);transform:translateY(-2px)}
.card .body{padding:18px;display:grid;gap:8px;align-content:start}
.card .body p{color:var(--muted);font-size:.95rem}
.card .more{font:600 .85rem var(--f-mono);color:var(--blue);letter-spacing:.04em;margin-top:4px}
.card .illus{border-bottom:1px solid var(--line)}

.tile{border-top:3px solid var(--blue);padding-top:14px;display:grid;gap:6px}
.tile p{color:var(--muted);font-size:.95rem}

.chain{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:0;counter-reset:c}
.chain a{position:relative;padding:18px 14px 18px 16px;border:1px solid var(--line);margin-left:-1px;text-decoration:none;color:var(--ink);background:var(--bg);display:grid;gap:4px}
.chain a:hover{background:var(--blue-soft)}
.chain a::before{counter-increment:c;content:counter(c,decimal-leading-zero);font:600 .75rem var(--f-mono);color:var(--blue)}
.chain b{font:600 1.1rem/1.15 var(--f-display)}
.chain span{font-size:.82rem;color:var(--muted)}

.band{background:var(--blue);color:#fff}
.band .wrap{padding-block:44px;display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.band h2{color:#fff}.band p{color:#e1ebfb}

table.spec{width:100%;border-collapse:collapse;font-size:.95rem}
table.spec th,table.spec td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
table.spec th{width:42%;font:500 .8rem/1.5 var(--f-mono);letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
table.spec td{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}
.note{font-size:.85rem;color:var(--muted)}
.checks{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.checks li{padding-left:28px;position:relative}
.checks li::before{content:"";position:absolute;left:0;top:.45em;width:14px;height:8px;border-left:3px solid var(--blue);border-bottom:3px solid var(--blue);transform:rotate(-45deg)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips a,.chips span{font-size:.85rem;padding:5px 11px;border-radius:99px;background:var(--blue-soft);color:var(--ink);text-decoration:none;border:1px solid transparent}
.chips a:hover{border-color:var(--blue)}
.flow{width:100%;height:auto;min-width:640px}
.f-box{fill:var(--bg);stroke:var(--line);stroke-width:1.5}
.f-num{fill:var(--blue)}.f-numt{fill:#fff;font:700 14px var(--f-mono)}
.f-t{fill:var(--ink);font:500 15px var(--f-body)}
.f-arrow{stroke:var(--blue);stroke-width:2.5;fill:none}
.flowbox{overflow-x:auto}

.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.video{position:relative;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--panel)}
.video video{display:block;width:100%;height:auto}
.video .cap{position:absolute;left:12px;top:12px;background:var(--blue);color:#fff;font:600 .75rem var(--f-mono);letter-spacing:.08em;text-transform:uppercase;padding:5px 9px;border-radius:3px}

.faq details{border-bottom:1px solid var(--line);padding:14px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";font:600 1.3rem/1 var(--f-mono);color:var(--blue)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:10px;color:var(--muted)}

form.enq{display:grid;gap:14px;background:var(--bg);border:1px solid var(--line);border-top:4px solid var(--blue);border-radius:var(--r);padding:24px}
form.enq .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
form.enq label{display:grid;gap:6px;font-size:.88rem;font-weight:500}
form.enq input,form.enq select,form.enq textarea{font:inherit;padding:11px 12px;border:1px solid var(--line);border-radius:4px;background:var(--bg2);color:var(--ink);width:100%}
form.enq .acts{display:flex;gap:10px;flex-wrap:wrap}
form.enq .msg{font-size:.9rem;color:var(--ok)}
.btn.wa{background:#1f9d55;border-color:#1f9d55}
.contact-list{display:grid;gap:14px}
.contact-list div{display:grid;gap:2px}
.contact-list b{font:600 .75rem var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.contact-list a,.contact-list span{font-size:1.05rem;color:var(--ink)}

.article-meta{font:500 .82rem var(--f-mono);color:#b9d0f5}

footer.site{background:#061a3d;color:#c4d3ea;margin-top:0}
footer.site .wrap{padding-block:52px 24px;display:grid;gap:34px}
footer.site .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px}
footer.site h4{color:#fff;font-size:1.05rem;margin-bottom:10px}
footer.site ul{list-style:none;padding:0;margin:0;display:grid;gap:6px}
footer.site a{color:#c4d3ea;text-decoration:none;font-size:.92rem}
footer.site a:hover{color:#fff;text-decoration:underline}
footer.site .legal{border-top:1px solid #1d3563;padding-top:18px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.82rem}
.wa-float{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:60;background:#1f9d55;color:#fff;border-radius:99px;padding:12px 16px;font-weight:600;text-decoration:none;box-shadow:0 8px 24px rgba(0,0,0,.2);display:flex;gap:8px;align-items:center}
.wa-float svg{width:20px;height:20px;fill:#fff}

/* svg illustration classes */
.s-bg{fill:var(--panel)}.s-bg2{fill:var(--panel)}
.s-grid line{stroke:var(--grid);stroke-width:1}
.s-body{fill:var(--steel)}.s-line{stroke:var(--steel-d);stroke-width:1.2}
.s-steel{fill:var(--steel-d)}.s-dark{fill:#27364d}
.s-blue{fill:var(--blue)}.s-blue-l{fill:none;stroke:var(--blue);stroke-width:3}
.s-copper{fill:var(--copper)}.s-copper-l{stroke:var(--copper-l);stroke-width:1}
.s-copper-s{stroke:var(--copper);stroke-width:3;fill:none}
.s-tin{stroke:#b8c2cf;stroke-width:3}
.s-glass{fill:var(--glass);stroke:var(--steel-d);stroke-width:1;opacity:.92}
.s-screen{fill:#0b2447}.s-wave{fill:none;stroke:#5ee0a0;stroke-width:2}
.s-lamp-r{fill:#d64545}.s-lamp-a{fill:#e0a100}.s-lamp-g{fill:#1f9d55}
.s-line-w{stroke:#ffffff;stroke-opacity:.35;stroke-width:1.5}.s-line-w0{fill:#ffffff;fill-opacity:.6}
.s-mag-n{fill:var(--blue)}.s-mag-s{fill:#8fb4ee}
.s-poletxt{fill:#fff;font:700 11px var(--f-mono)}
.s-needle{stroke:#27364d;stroke-width:3}
.s-paper{stroke:#f2e7c9;stroke-width:6}
.s-pcb{fill:#1f6f4a}
.s-glue{fill:#f0c542}
.s-beam{fill:#ff4d4d;opacity:.75}
.s-dm rect{fill:#27364d}
.s-fov{fill:var(--blue);opacity:.14}
.spin{transform-origin:240px 160px;animation:spin 6s steps(12) infinite}
.needle{animation:bob .5s ease-in-out infinite alternate}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes bob{to{transform:translateY(8px)}}
@media (prefers-reduced-motion:reduce){.spin,.needle{animation:none}.card{transition:none}html{scroll-behavior:auto}}

@media (max-width:1180px){
  nav.main{display:none;position:absolute;left:0;right:0;top:100%;background:var(--bg);border-bottom:3px solid var(--blue);padding:10px 16px 16px}
  nav.main.open{display:block}
  nav.main > ul{flex-direction:column;align-items:stretch}
  nav.main li.has-mega > a::after{display:none}
  .mega,.mega.cols-4{position:static;display:grid;max-height:none;overflow:visible;box-shadow:none;border:0;padding:4px 0 8px 12px;grid-template-columns:1fr 1fr;gap:6px 16px}
  .mega h4{border:0;padding:0;margin:0;font-size:.95rem}
  .mega ul,.mega .mega-foot{display:none}
  .menu-btn{display:inline-block}
  header.site .quote{display:none}
  .chain{grid-template-columns:repeat(3,minmax(0,1fr))}
  footer.site .cols{grid-template-columns:1fr 1fr}
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  .hero .wrap,.split{grid-template-columns:1fr}
  .g2,.g3,.g4,.gallery{grid-template-columns:1fr}
  .chain{grid-template-columns:1fr 1fr}
  form.enq .row{grid-template-columns:1fr}
  footer.site .cols{grid-template-columns:1fr}
  .wrap{padding-inline:16px}
  section.block{padding-block:44px}
  .topbar .tb-r{display:none}
  .wa-float span{display:none}
}

.admin-bar header.site{top:32px}
@media (max-width:782px){.admin-bar header.site{top:0}}
main#main .wp-block-html{margin:0}

/* v1.2: dropdowns stay open while moving the mouse into them */
@media (min-width:1181px){
  header.site .wrap{padding-block:0;min-height:76px;align-items:stretch}
  header.site .logo,header.site .quote{align-self:center;margin-block:12px}
  nav.main{display:flex}
  nav.main > ul{align-items:stretch}
  nav.main > ul > li{display:flex;align-items:center}
  nav.main.js li.has-mega:hover > .mega{display:none}
  nav.main.js li.has-mega:focus-within > .mega{display:grid}
  nav.main.js li.has-mega.open > .mega{display:grid}
  nav.main.js li.has-mega.shut > .mega{display:none}
}

/* v1.3 photo credits */
.plate img.photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.plate .credit{position:absolute;right:8px;top:8px;max-width:60%;font:500 .66rem/1.3 var(--f-mono);color:#fff;background:rgba(6,26,61,.72);padding:3px 7px;border-radius:3px;text-decoration:none;text-align:right}
.plate .credit:hover{text-decoration:underline}