:root{
  --acc:#F97316;
  --on-acc:#fff;       /* text and icons on the accent */
  --ink:#16385C;        /* dark ground */
  --ink-2:oklch(from var(--ink) calc(l - 0.034) calc(c * 0.879) calc(h + 0.7));      /* text on light */
  --ink-3:oklch(from var(--ink) calc(l + 0.034) calc(c * 1.082) calc(h + 0.3));
  --ink-4:oklch(from var(--ink) calc(l + 0.047) calc(c * 1.16) calc(h + 1.7));      /* grid lines on dark */
  --line-d:oklch(from var(--ink) calc(l + 0.104) calc(c * 1.146) calc(h - 1.7));     /* hairline on dark */
  --line-d2:oklch(from var(--ink) calc(l + 0.160) calc(c * 1.125) calc(h - 2.2));
  --mute-d:oklch(from var(--ink) 0.790 calc(c * 0.495) calc(h - 2.5));     /* muted text on dark */
  --mute-d2:oklch(from var(--ink) 0.870 calc(c * 0.343) calc(h - 2.2));
  --paper:oklch(from var(--ink) 0.964 calc(c * 0.137) calc(h - 4.2));      /* light ground */
  --paper-2:#FAFCFE;
  --paper-3:oklch(from var(--ink) 0.980 calc(c * 0.091) calc(h - 4.2));
  --line-l:oklch(from var(--ink) 0.880 calc(c * 0.319) calc(h - 2));     /* hairline on light */
  --line-l2:oklch(from var(--ink) 0.826 calc(c * 0.41) calc(h - 0.8));
  --mute-l:oklch(from var(--ink) calc(l + 0.160) calc(c * 0.766) calc(h + 0.4));     /* muted text on light */
  --ease:cubic-bezier(.16,1,.3,1);
  --f-display:Unbounded,sans-serif;
  --f-body:Onest,system-ui,sans-serif;
  --f-mono:'JetBrains Mono',monospace;
  --gutter:48px;
  --maxw:1440px;
}
@media (max-width:1024px){:root{--gutter:32px}}
@media (max-width:640px){:root{--gutter:16px}}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--paper);font-family:var(--f-body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
body.light{background:var(--paper);color:var(--ink-2)}
h1,h2,h3,h4,p{margin:0}
img,svg{max-width:100%}
a{color:inherit;text-decoration:none}
a:hover{color:var(--acc)}
a.card:hover,a.logo-link:hover{color:inherit}
.bare{appearance:none;-webkit-appearance:none;background:none;border:0;padding:0;margin:0;color:inherit;font:inherit;text-align:left;cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--acc);outline-offset:3px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:16px;top:-60px;z-index:100;padding:12px 18px;border-radius:999px;background:var(--acc);color:var(--on-acc);font-weight:600}
.skip:focus{top:16px}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.mono{font-family:var(--f-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.display{font-family:var(--f-display);font-weight:600;letter-spacing:-.04em;line-height:1.02}
.grid-bg{background-color:var(--ink);background-image:linear-gradient(var(--ink-4) 1px,transparent 1px),linear-gradient(90deg,var(--ink-4) 1px,transparent 1px);background-size:48px 48px}

/* icons + logo */
.ico{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.logo-link{display:inline-flex;align-items:center;gap:12px}
.logo-word{font-family:Unbounded,sans-serif;font-size:22px;font-weight:700;letter-spacing:-.03em}
.logo-tag{align-self:flex-start;margin-top:4px;font-family:var(--f-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--mute-d)}
/* logo: uploaded image or a letter tile */
.logo{flex-shrink:0}
.logo-img{display:block;height:32px;width:auto;max-width:200px;object-fit:contain}
.logo-img-icon{width:32px;max-width:none}
.logo-mark{display:inline-flex;align-items:center;gap:10px;color:inherit}
.logo-tile{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:9px;background:var(--acc);color:var(--on-acc);font-family:var(--f-display);font-size:17px;font-weight:700;line-height:1;transition:transform .5s var(--ease)}
.logo-link:hover .logo-tile{transform:rotate(-8deg)}
.logo-name{font-family:var(--f-display);font-size:19px;font-weight:700;letter-spacing:-.03em;line-height:1;white-space:nowrap}
@media (max-width:640px){.logo-img{height:26px;max-width:150px}.logo-img-icon{width:26px}.logo-tile{width:28px;height:28px;font-size:15px}.logo-name{font-size:16px}}

/* program tiles */
.ptile{--pt-bg:oklch(from var(--ink) calc(l + 0.160) calc(c * 1.125) calc(h - 2.2));--pt-fg:#FFFFFF;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:28px;height:28px;border-radius:7px;font-family:var(--f-display);font-size:12px;font-weight:700;letter-spacing:-.02em;line-height:1;box-shadow:inset 0 0 0 1.5px var(--pt-ln,transparent);background:var(--pt-bg);color:var(--pt-fg);vertical-align:middle}
.ptile-xs{width:18px;height:18px;border-radius:5px;font-size:8px;box-shadow:inset 0 0 0 1px var(--pt-ln,transparent)}
.ptile-sm{width:22px;height:22px;border-radius:6px;font-size:10px}
.ptile-lg{width:.95em;height:.95em;border-radius:.22em;font-size:1em}
.ptile-lg>span{font-size:.4em}
/* uploaded logo instead of the letter mark */
.ptile--img{background:none;box-shadow:none;overflow:hidden}
.ptile--img img{display:block;width:100%;height:100%;object-fit:cover}
.ptile[data-p="rhino"]{--pt-bg:#8A9BB0;--pt-fg:#0E2640}
.ptile[data-p="gh"]{--pt-bg:#6DA544;--pt-fg:#10280A}
.ptile[data-p="cad"]{--pt-bg:#EF6C57;--pt-fg:#FFFFFF}
.ptile[data-p="ps"]{--pt-bg:#0F766E;--pt-fg:#CCFBF1}
.ptile[data-p="ai"]{--pt-bg:#F59E0B;--pt-fg:#451A03}
.ptile[data-p="ui"]{--pt-bg:#7C3AED;--pt-fg:#FFFFFF}
.ptile[data-p="smm"]{--pt-bg:#DB2777;--pt-fg:#FFFFFF}

/* nav link underline */
.nl{position:relative}
.nl::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right center;transition:transform .45s var(--ease)}
.nl:hover::after,.nl.on::after{transform:scaleX(1);transform-origin:left center}
.nl.on::after{background:var(--acc);height:2px}

/* buttons */
.btn{position:relative;overflow:hidden;isolation:isolate;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:10px;height:56px;padding:0 28px;border-radius:999px;border:0;font:inherit;font-size:16px;font-weight:600;white-space:nowrap;background:transparent;color:inherit;transition:color .4s var(--ease)}
.btn::before{content:"";position:absolute;inset:0;background:var(--paper);border-radius:inherit;transform:translateY(102%);transition:transform .5s var(--ease);z-index:-1}
.btn:hover::before{transform:none}
.btn:hover{color:var(--ink)}
.btn.dk::before{background:var(--ink)}
.btn.dk:hover{color:var(--paper)}
.btn.acc{background:var(--acc);color:var(--on-acc)}
.btn.ghost{border:1px solid oklch(from var(--ink) calc(l + 0.160) calc(c * 0.766) calc(h + 0.4));font-weight:500}
.btn.sm{height:48px;padding:0 22px;font-size:15px}
.btn .arr{transition:transform .45s var(--ease)}
.btn:hover .arr{transform:translateX(3px) rotate(-45deg)}
.chip{transition:background .3s,color .3s,border-color .3s}
.chip:hover{background:var(--acc);border-color:var(--acc);color:var(--on-acc)}

/* header */
.site-header{position:sticky;top:0;z-index:40;background:var(--ink);color:var(--paper);border-bottom:1px solid var(--line-d)}
.site-header .wrap{height:88px;display:flex;align-items:center;gap:32px}
.site-nav{flex-grow:1;display:flex;gap:28px;font-size:15px;white-space:nowrap}
.hdr-actions{display:flex;align-items:center;gap:24px;font-size:15px}
/* courses dropdown */
.site-nav{align-self:stretch;align-items:center}
.nav-dd{position:relative;align-self:stretch;display:flex;align-items:center} /* full header height so hover has no gap */
.nav-dd>.nl{display:inline-flex;align-items:center;gap:4px}
.nav-dd-chev{transition:transform .35s var(--ease)}
.nav-dd:hover .nav-dd-chev,.nav-dd:focus-within .nav-dd-chev{transform:rotate(180deg)}
.nav-dd-panel{position:absolute;left:-24px;top:100%;width:min(940px,calc(100vw - 260px));padding:16px;border-radius:0 0 24px 24px;background:var(--paper);color:var(--ink-2);box-shadow:0 32px 64px -24px rgb(0 0 0 / .5);white-space:normal;opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .25s,transform .35s var(--ease),visibility .25s}
.nav-dd:hover .nav-dd-panel,.nav-dd:focus-within .nav-dd-panel{opacity:1;visibility:visible;transform:none}
.nav-dd-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.nav-dd-card{display:flex;flex-direction:column;height:100%;border-radius:16px;overflow:hidden;background:var(--paper-2);box-shadow:inset 0 0 0 1px var(--line-l);transition:transform .4s var(--ease),box-shadow .4s}
.nav-dd-card:hover,.nav-dd-card:focus-visible{color:inherit;transform:translateY(-3px);box-shadow:inset 0 0 0 1px var(--line-l),0 14px 28px -16px rgb(from var(--ink) r g b / .45)}
.nav-dd-art{position:relative;height:96px;display:flex;align-items:center;justify-content:center;overflow:hidden;background-color:var(--ink-2);color:var(--acc);background-image:linear-gradient(var(--ink-4) 1px,transparent 1px),linear-gradient(90deg,var(--ink-4) 1px,transparent 1px);background-size:16px 16px}
.nav-dd-art .ill{width:96px;height:64px;margin-top:18px}
.nav-dd-art img{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover}
.nav-dd-tool{position:absolute;left:8px;top:8px;height:24px;padding:0 9px 0 3px;border-radius:999px;background:var(--paper);color:var(--ink-2);display:flex;align-items:center;gap:6px;font-size:11px;font-weight:600}
.nav-dd-tool .ptile{width:18px;height:18px;border-radius:5px;font-size:8px}
.nav-dd-level{position:absolute;right:8px;top:8px;height:24px;padding:0 8px;border-radius:999px;border:1px solid var(--line-d2);background:rgb(from var(--ink) r g b / .6);color:var(--paper);display:flex;align-items:center;font-family:var(--f-mono);font-size:9px;letter-spacing:.06em;text-transform:uppercase}
.nav-dd-body{flex-grow:1;padding:12px 14px 14px;display:flex;flex-direction:column;gap:10px}
.nav-dd-title{font-size:14px;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nav-dd-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px}
.nav-dd-price{font-family:var(--f-display);font-size:14px;font-weight:600;letter-spacing:-.02em}
.nav-dd-go{width:30px;height:30px;flex-shrink:0;border-radius:50%;border:1px solid var(--line-l2);display:flex;align-items:center;justify-content:center;transition:transform .4s var(--ease),background .3s,border-color .3s,color .3s}
.nav-dd-card:hover .nav-dd-go{transform:rotate(-45deg);background:var(--acc);border-color:var(--acc);color:var(--on-acc)}
.nav-dd-all{display:inline-flex;align-items:center;gap:8px;margin:14px 4px 2px;font-weight:600;color:var(--ink-2)}
.nav-dd-all:hover{color:var(--acc)}
.burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-d2);align-items:center;justify-content:center;margin-left:auto}
.mnav{display:none}
@media (max-width:1100px){
  .site-header .wrap{height:72px}
  .site-nav{display:none}
  .burger{display:flex}
  .hdr-actions{margin-left:auto;gap:12px}
  .mnav{display:block;position:fixed;left:0;right:0;top:72px;bottom:0;z-index:39;background:var(--ink);color:var(--paper);padding:24px var(--gutter) 40px;overflow:auto;transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .35s,transform .45s var(--ease),visibility .35s}
  .mnav[data-open="true"]{opacity:1;visibility:visible;transform:none}
  .mnav a{display:block;padding:16px 0;border-bottom:1px solid var(--line-d);font-family:var(--f-display);font-size:24px;font-weight:600;letter-spacing:-.03em}
  .mnav .btn{margin-top:24px;width:100%;font-family:var(--f-body);font-size:16px;border-bottom:0}
}
@media (max-width:640px){.hdr-actions .btn,.hdr-actions .hide-m{display:none}}

/* line illustrations */
.ill{fill:none;stroke:currentColor;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round;overflow:visible}
.ill .dw{stroke-dasharray:1 1;animation-duration:1.6s;animation-timing-function:cubic-bezier(.65,0,.35,1);animation-fill-mode:backwards}
.ill .bd{stroke-width:2.6}
.ill .th{stroke-width:.9;opacity:.55}
.ill .dash{stroke-dasharray:3 4}
.ill .pt{fill:currentColor;stroke:none}
.ill .po{fill:var(--ink)}
.ill .fl{fill:currentColor;fill-opacity:.14}
.ill .ants{stroke-dasharray:4 4;animation:ants .9s linear infinite}
.ill>.dw:nth-child(2){animation-delay:.06s}
.ill>.dw:nth-child(3){animation-delay:.12s}
.ill>.dw:nth-child(4){animation-delay:.18s}
.ill>.dw:nth-child(5){animation-delay:.24s}
.ill>.dw:nth-child(6){animation-delay:.3s}
.ill>.dw:nth-child(7){animation-delay:.36s}
.ill>.dw:nth-child(8){animation-delay:.42s}
.ill>.dw:nth-child(9){animation-delay:.48s}
.ill>.dw:nth-child(10){animation-delay:.54s}
.ill>.dw:nth-child(11){animation-delay:.6s}
[data-in] .ill .dw,.ill[data-in] .dw{animation-name:draw}
.card:hover .ill .dw{animation-name:draw2}

/* scroll reveal, common.js sets [data-in] */
[data-rv]{animation-duration:1s;animation-timing-function:var(--ease);animation-fill-mode:backwards}
.js [data-rv]:not([data-in]){opacity:0}
[data-rv][data-in]{animation-name:rvUp}
[data-rv="fade"][data-in]{animation-name:rvFade}
[data-rv="clip"][data-in]{animation-name:rvClip;animation-duration:1.3s}
[data-rv="line"]{transform-origin:left center}
[data-rv="line"][data-in]{animation-name:rvLine;animation-duration:1.4s}
[data-d="1"]{animation-delay:.08s}
[data-d="2"]{animation-delay:.16s}
[data-d="3"]{animation-delay:.24s}
[data-d="4"]{animation-delay:.32s}
[data-d="5"]{animation-delay:.4s}
[data-d="6"]{animation-delay:.48s}
.mask{display:block;overflow:hidden;padding:0 .04em .1em 0}
.mask>span{display:inline-block;animation:rise 1.2s var(--ease) backwards}

/* cards */
.card{transition:transform .6s var(--ease),box-shadow .6s}
.card:hover{transform:translateY(-8px)}
.zoom{transition:transform 1s var(--ease)}
.card:hover .zoom{transform:scale(1.07)}
/* uploaded pictures are never cropped, a blurred --cover fills the leftover space */
.cc-art--img,.row-art--img{background-image:none}
.cc-art--img::before,.row-art--img::before{content:"";position:absolute;inset:-32px;background:var(--cover) center/cover no-repeat;filter:blur(28px)}
.cc-cover,.row-cover{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:contain}
/* solid chips on top of pictures */
.cc-art--img .cc-level{border-color:transparent;background:rgba(19,47,78,.78);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.cc-art--img .cc-file{padding:4px 8px;border-radius:6px;background:rgba(19,47,78,.78);color:var(--paper)}
.go{border:1px solid currentColor;transition:transform .5s var(--ease),background .3s,color .3s,border-color .3s}
.card:hover .go{transform:rotate(-45deg);background:var(--acc);border-color:var(--acc);color:var(--on-acc)}

/* footer */
.site-footer{background:var(--ink);color:var(--paper);border-top:1px solid var(--line-d)}

.progress{position:fixed;left:0;top:0;width:100%;height:3px;background:var(--acc);transform:scaleX(0);transform-origin:left center;z-index:60;pointer-events:none}
@supports (animation-timeline: scroll()){.progress{animation:rvLine linear both;animation-timeline:scroll(root)}}

@keyframes rise{from{transform:translateY(110%)}to{transform:none}}
@keyframes rvUp{from{opacity:0;transform:translateY(48px)}to{opacity:1;transform:none}}
@keyframes rvFade{from{opacity:0}to{opacity:1}}
@keyframes rvClip{from{clip-path:inset(0 0 100% 0)}to{clip-path:inset(0 0 0 0)}}
@keyframes rvLine{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@keyframes draw{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}
@keyframes draw2{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}
@keyframes ants{to{stroke-dashoffset:-8}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pulse{0%{box-shadow:0 0 0 0 var(--acc)}100%{box-shadow:0 0 0 14px transparent}}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js [data-rv]:not([data-in]){opacity:1}
}

/* demo logins bar */
.demo-bar{position:sticky;bottom:0;z-index:1000;display:flex;flex-wrap:wrap;align-items:baseline;justify-content:center;gap:4px 14px;padding:8px 16px;background:var(--ink);color:#fff;border-top:2px solid var(--acc);font:13px/1.4 Onest,system-ui,sans-serif}
.demo-bar__label{padding:1px 8px;border-radius:4px;background:var(--acc);color:#fff;font-weight:600;text-transform:uppercase;letter-spacing:.04em;font-size:11px}
.demo-bar code{font:12px 'JetBrains Mono',monospace;user-select:all}
.demo-bar__reset{opacity:.7}

/* site footer component */
.ft{position:relative;border-top:0;padding:72px 0 32px}
.ft-grid{display:grid;grid-template-columns:1.4fr repeat(4,minmax(0,1fr));gap:40px}
.ft-brand{display:flex;flex-direction:column;gap:20px;align-items:flex-start}
.ft-brand p{max-width:280px;font-size:15px;line-height:1.55;color:var(--mute-d)}
.ft-col{display:flex;flex-direction:column;gap:12px;font-size:15px;align-items:flex-start}
.ft-h{margin-bottom:6px;color:var(--mute-d)}
.ft-chips{margin-top:8px;display:flex;flex-wrap:wrap;gap:8px}
.ft-chips .chip{height:34px;padding:0 14px;border:1px solid var(--line-d2);border-radius:999px;display:flex;align-items:center;font-size:13px}
.wm{position:relative;margin-top:64px;height:.92em;font-family:Unbounded,sans-serif;font-size:clamp(52px,13.6vw,196px);font-weight:700;line-height:.85;letter-spacing:-.06em;white-space:nowrap;user-select:none}
.wm span{position:absolute;left:0;top:0;transition:transform .9s var(--ease)}
.wm .w1{color:transparent;-webkit-text-stroke:1.5px var(--acc)}
.wm .w2{left:.0333em;top:.0333em;color:transparent;-webkit-text-stroke:1.5px oklch(from var(--ink) calc(l + 0.160) calc(c * 0.766) calc(h + 0.4))}
.wm .w3{left:.0667em;top:.0667em;color:var(--paper)}
.wm:hover .w1{transform:translate(-16px,-16px)}
.wm:hover .w3{transform:translate(16px,16px)}
.ft-bottom{margin-top:32px;padding-top:20px;border-top:1px solid var(--line-d);display:flex;justify-content:space-between;gap:16px;color:var(--mute-d)}

@media (max-width:1024px){
  .ft-grid{grid-template-columns:repeat(4,minmax(0,1fr));row-gap:48px}
  .ft-brand{grid-column:1/-1}
}
@media (max-width:640px){
  .ft{padding-top:56px}
  .ft-grid{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:24px;row-gap:36px}
  .ft-col{gap:0}
  .ft-col .nl{min-height:44px;display:inline-flex;align-items:center}
  .ft-col .nl::after{bottom:8px}
  .ft-h{margin-bottom:4px}
  .ft-col:last-child{grid-column:1/-1}
  .ft-chips .chip{height:44px}
  .wm{margin-top:48px}
  .ft-bottom{flex-direction:column;gap:4px}
  .ft-bottom a{min-height:44px;display:inline-flex;align-items:center;align-self:flex-start}
  .ft-bottom a.nl::after{bottom:8px}
}