:root{
  --bg:#0F1318; --bg2:#141A21; --card:#161C23; --card2:#1B222B; --line:#2A333D; --line2:#38434F;
  --text:#EEF2EA; --soft:#B7C1BA; --dim:#7F8B86; --lime:#B9E46B; --lime-ink:#10150E; --orange:#F4A259; --paper:#F4F3EE;
  --display:'Space Grotesk', 'Helvetica Neue', Arial, sans-serif;
  --body:'DM Sans', 'Helvetica Neue', Arial, sans-serif;
  --mono:'JetBrains Mono', 'Courier New', monospace;
  --r:18px; --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--lime);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--lime);outline-offset:3px;border-radius:6px}
h1,h2,h3{font-family:var(--display);line-height:1.08;letter-spacing:-.02em;margin:0}
h1{font-size:clamp(44px,7vw,92px);font-weight:700}
h2{font-size:clamp(32px,4.4vw,56px);font-weight:700}
h3{font-size:clamp(22px,2.2vw,28px);font-weight:700;letter-spacing:-.01em}
p{margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.lime{color:var(--lime)} .orange{color:var(--orange)} .soft{color:var(--soft)} .dim{color:var(--dim)}
.eyebrow{font-size:14px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--lime)}
.lede{font-size:clamp(19px,1.8vw,23px);color:var(--soft);max-width:760px}
.skip{position:absolute;left:-999px;top:0;background:var(--lime);color:var(--lime-ink);padding:8px 12px;z-index:100}
.skip:focus{left:12px;top:12px}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(15,19,24,.86);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-family:var(--display);font-weight:700;font-size:17px;white-space:nowrap}
.brand:hover{text-decoration:none}
.brand svg{flex:none}
.nav nav{display:flex;gap:22px;margin-left:auto}
.nav nav a{color:var(--soft);font-size:16px;font-weight:500}
.nav nav a[aria-current="page"]{color:var(--text);text-decoration:underline;text-decoration-color:var(--lime);text-decoration-thickness:2px;text-underline-offset:8px}
.btn{display:inline-flex;align-items:center;gap:10px;border-radius:999px;padding:12px 20px;font-weight:700;font-size:16px;border:1px solid var(--line2);color:var(--text);background:transparent;cursor:pointer;font-family:var(--body);line-height:1.2}
.btn:hover{text-decoration:none;border-color:var(--soft)}
.btn.primary{background:var(--lime);border-color:var(--lime);color:var(--lime-ink)}
.btn.primary:hover{filter:brightness(1.06)}
.nav .btn{padding:9px 16px;font-size:15px}
@media (max-width:760px){
  .nav .wrap{gap:14px;height:58px}
  .nav nav{gap:14px}
  .nav nav a{font-size:15px}
  .nav .btn{display:none}
  .brand span{display:none}
}

/* hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:radial-gradient(1100px 520px at 50% 105%,rgba(185,228,107,.07),transparent 70%)}
.hero-top{display:flex;flex-direction:column;gap:18px;padding-top:56px;position:relative;z-index:2}
.hero h1{font-size:clamp(42px,6.2vw,86px)}
.hero-row{display:flex;justify-content:space-between;align-items:flex-end;gap:20px 32px;flex-wrap:wrap}
.hero-row .lede{max-width:600px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.stage{position:relative;height:min(560px,62vh);min-height:380px}
.hero-stage{height:clamp(340px,50vh,500px);min-height:0;max-width:1440px;margin:0 auto}
.stage canvas{display:block;width:100%;height:100%}
.stage .tag{position:absolute;transform:translate(-50%,-50%);pointer-events:none;font-family:var(--display);font-weight:700;white-space:nowrap;text-shadow:0 2px 12px rgba(0,0,0,.6)}
.stage .tag.big{font-size:24px;color:var(--text)}
.stage .tag.big.serve{color:var(--lime);font-size:28px}
.stage .tag.small{font-size:13px;font-family:var(--body);font-weight:700;color:var(--text);letter-spacing:.04em;background:rgba(15,19,24,.78);border:1px solid var(--line);padding:2px 9px;border-radius:999px;text-shadow:none}
.stage .tip{position:absolute;left:50%;top:8px;transform:translateX(-50%);font-size:15px;color:var(--soft);background:rgba(22,28,35,.92);border:1px solid var(--line);padding:8px 16px;border-radius:14px;max-width:94%;width:max-content;text-align:center;line-height:1.4}
.stage .fallback{display:none;width:100%;height:100%}
.stage.no3d .fallback{display:block}
.stage.no3d canvas{display:none}
@media (max-width:900px){
  .hero-top{padding-top:30px}
  .hero-stage{height:290px}
  .stage{height:300px;min-height:0}
  .stage .tag.big{font-size:16px}.stage .tag.big.serve{font-size:19px}
  .stage .tag.small{font-size:10.5px;padding:1px 6px}
  .stage .tip{font-size:13.5px;top:4px}
}

/* sections */
.section{padding:96px 0;border-bottom:1px solid var(--line)}
.section.alt{background:var(--bg2)}
.section-head{display:flex;flex-direction:column;gap:14px;margin-bottom:44px;max-width:860px}
@media (max-width:760px){.section{padding:64px 0}.section-head{margin-bottom:30px}}

/* doors */
.doors{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.door{display:flex;flex-direction:column;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;color:var(--text);transition:border-color .2s, transform .2s}
.door:hover{text-decoration:none;border-color:var(--lime);transform:translateY(-3px)}
.door .num{font-family:var(--display);font-weight:700;color:var(--lime);font-size:15px;letter-spacing:.14em}
.door p{color:var(--soft)}
.door .go{margin-top:auto;color:var(--lime);font-weight:700}
.doors.four{grid-template-columns:repeat(2,1fr)}
@media (max-width:900px){.doors,.doors.four{grid-template-columns:1fr}}

/* cards & grids */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;display:flex;flex-direction:column;gap:12px}
.card p{color:var(--soft)}
.card .k{font-family:var(--display);font-weight:700;color:var(--lime);font-size:15px;letter-spacing:.12em;text-transform:uppercase}
@media (max-width:900px){.grid2,.grid3{grid-template-columns:1fr}}
.icon{width:40px;height:40px;color:var(--lime);flex:none}

/* rules */
.rules{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:rule}
.rule{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;display:flex;flex-direction:column;gap:12px;position:relative}
.rule .n{font-family:var(--display);font-weight:700;font-size:42px;line-height:1;color:var(--lime)}
.rule h3{font-size:22px}
.rule p{color:var(--soft);font-size:17px}
@media (max-width:900px){.rules{grid-template-columns:1fr}}

/* timeline */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:3px solid var(--line);margin-top:10px}
.tl{position:relative;padding:26px 18px 0 0;display:flex;flex-direction:column;gap:8px}
.tl::before{content:"";position:absolute;top:-11px;left:0;width:18px;height:18px;border-radius:50%;background:var(--bg);border:3px solid var(--lime)}
.tl.now::before{background:var(--lime)}
.tl .when{font-family:var(--display);font-weight:700;font-size:20px}
.tl p{color:var(--soft);font-size:16px}
@media (max-width:900px){.timeline{grid-template-columns:1fr;border-top:none;border-left:3px solid var(--line);margin-left:8px}.tl{padding:0 0 26px 26px}.tl::before{top:2px;left:-11px}}

/* faq */
.faq{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:18px 4px}
.faq summary{cursor:pointer;font-family:var(--display);font-weight:700;font-size:20px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--lime);font-size:26px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--soft);margin-top:10px;max-width:820px}

/* prompt */
.prompt{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.prompt-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line);background:var(--card2)}
.prompt-head b{font-family:var(--display);font-size:17px}
.prompt pre{margin:0;padding:20px 22px;font-family:var(--mono);font-size:14.5px;line-height:1.65;white-space:pre-wrap;color:#DDE4DC;max-height:520px;overflow:auto}
.copy{background:var(--lime);color:var(--lime-ink);border:none;border-radius:999px;padding:8px 16px;font-weight:700;font-family:var(--body);font-size:14px;cursor:pointer}
.copy.done{background:var(--text)}

/* lesson stepper */
.stepper{display:grid;grid-template-columns:280px 1fr;gap:28px;align-items:start}
.steps{display:flex;flex-direction:column;gap:10px}
.steps button{all:unset;cursor:pointer;display:flex;align-items:center;gap:14px;padding:16px 18px;border-radius:14px;border:1px solid var(--line);background:var(--card);font-family:var(--display);font-weight:700;font-size:21px;color:var(--soft)}
.steps button .d{width:12px;height:12px;border-radius:50%;background:var(--line2);flex:none}
.steps button[aria-selected="true"]{color:var(--text);border-color:var(--lime)}
.steps button[aria-selected="true"] .d{background:var(--lime)}
.steps button.fail[aria-selected="true"]{border-color:var(--orange)}
.steps button.fail[aria-selected="true"] .d{background:var(--orange)}
.steps button:focus-visible{outline:3px solid var(--lime);outline-offset:2px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center;min-height:360px}
.panel .shot{background:var(--paper);border-radius:14px;overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:260px}
.panel .shot img{width:100%;height:auto}
.panel h3{margin-bottom:10px}
.panel p{color:var(--soft)}
.failcard{background:#1F1A15;border:2px solid var(--orange);border-radius:14px;padding:26px;display:flex;flex-direction:column;gap:8px;min-height:240px;justify-content:center}
.failcard .t{font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);font-size:14px}
.failcard .m{font-family:var(--display);font-size:24px;font-weight:700}
@media (max-width:900px){.stepper{grid-template-columns:1fr}.steps{flex-direction:row;flex-wrap:wrap}.steps button{font-size:17px;padding:12px 14px}.panel{grid-template-columns:1fr}}

/* control: slabs with rails */
.ctl{display:grid;grid-template-columns:56px 1fr 56px;gap:18px;align-items:stretch}
.slabs{display:flex;flex-direction:column;gap:16px}
.slab{background:var(--card);border:1px solid var(--line2);border-radius:16px;padding:20px 24px;box-shadow:0 8px 0 #0A0D11,0 20px 34px rgba(0,0,0,.35);display:grid;grid-template-columns:220px 1fr;gap:18px;align-items:center;transition:transform .25s,border-color .25s}
.slab:hover{transform:translateY(-3px);border-color:var(--lime)}
.slab b{font-family:var(--display);font-size:23px;line-height:1.2}
.slab p{color:var(--soft);font-size:17px}
.slab.you{background:var(--lime);border-color:var(--lime);box-shadow:0 8px 0 #6E8A3A,0 20px 34px rgba(0,0,0,.35)}
.slab.you b,.slab.you p{color:var(--lime-ink)}
.rail{position:relative;border-radius:999px;overflow:hidden;min-height:200px}
.rail.down{background:linear-gradient(180deg,rgba(185,228,107,.30),rgba(185,228,107,.04))}
.rail.up{background:linear-gradient(0deg,rgba(244,162,89,.30),rgba(244,162,89,.04))}
.rail span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) rotate(-90deg);white-space:nowrap;font-weight:700;font-size:14px;letter-spacing:.08em;text-transform:uppercase}
.rail.down span{color:var(--lime)} .rail.up span{color:var(--orange)}
.rail i{position:absolute;left:50%;width:12px;height:12px;margin-left:-6px;border-radius:50%}
.rail.down i{background:var(--lime);box-shadow:0 0 14px var(--lime);animation:raildown 3.2s linear infinite}
.rail.up i{background:var(--orange);box-shadow:0 0 14px var(--orange);animation:railup 3.2s linear infinite}
.rail i:nth-of-type(2){animation-delay:1.6s}
@keyframes raildown{0%{top:0;opacity:0}10%{opacity:1}90%{opacity:1}100%{top:calc(100% - 12px);opacity:0}}
@keyframes railup{0%{top:calc(100% - 12px);opacity:0}10%{opacity:1}90%{opacity:1}100%{top:0;opacity:0}}
@media (prefers-reduced-motion:reduce){.rail i{animation:none;display:none}}
@media (max-width:760px){.ctl{grid-template-columns:34px 1fr 34px;gap:10px}.slab{grid-template-columns:1fr;gap:4px;padding:16px 18px}.slab b{font-size:20px}.slab p{font-size:15.5px}.rail span{font-size:12px}}

/* loops (lesson) */
.loopcards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.loopcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:flex;flex-direction:column;gap:12px}
.loopcard.main{border:2px solid var(--lime)}
.loopcard .shot{background:var(--paper);border-radius:12px;height:120px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.loopcard .shot img{max-height:120px;width:auto;max-width:100%}
.loopcard .chain{font-weight:700;color:var(--text)}
.loopcard p{color:var(--soft);font-size:16px}
@media (max-width:900px){.loopcards{grid-template-columns:1fr}}

/* weeks */
.weeks{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}
.day{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;min-height:96px;display:flex;flex-direction:column;gap:4px}
.day b{font-family:var(--display);font-size:15px;color:var(--dim)}
.day p{font-size:14.5px;color:var(--soft);line-height:1.4}
.day.goal{border-color:var(--lime)}
.day.goal b{color:var(--lime)}
@media (max-width:900px){.weeks{grid-template-columns:repeat(2,1fr)}}

/* examples */
.example{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.example.rev .media{order:2}
.example .media{position:relative}
.example .facts{display:flex;flex-direction:column;gap:16px}
.mapping{display:grid;grid-template-columns:110px 1fr;gap:8px 16px;font-size:16px;border-top:1px solid var(--line);padding-top:16px}
.mapping dt{font-family:var(--display);font-weight:700;color:var(--lime)}
.mapping dt.ctrl{color:var(--orange)}
.mapping dd{margin:0;color:var(--soft)}
.links{display:flex;gap:12px;flex-wrap:wrap}
.phones{display:flex;gap:18px;align-items:flex-end;justify-content:center}
.phone{border:8px solid #2A333D;border-radius:34px;overflow:hidden;background:#fff;box-shadow:0 30px 60px rgba(0,0,0,.45)}
.phone img{width:100%}
.shot-frame{border:1px solid var(--line2);border-radius:16px;overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.45)}
@media (max-width:900px){.example{grid-template-columns:1fr}.example.rev .media{order:0}}

/* comic viewer */
.comic{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.comic img{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;background:#222}
.comic .cap{padding:18px 22px;display:flex;flex-direction:column;gap:8px}
.comic .cap b{font-family:var(--display);font-size:20px}
.comic .cap p{color:var(--soft);font-size:15.5px}
.comic .ctrl{display:flex;align-items:center;gap:12px;padding:0 22px 18px}
.comic .ctrl input{flex:1;accent-color:var(--lime)}
.comic .ctrl button{all:unset;cursor:pointer;width:40px;height:40px;border-radius:50%;border:1px solid var(--line2);display:flex;align-items:center;justify-content:center;color:var(--text);font-size:18px}
.comic .ctrl button:focus-visible{outline:3px solid var(--lime)}
.comic .ctrl .count{font-variant-numeric:tabular-nums;color:var(--soft);font-size:15px;min-width:64px;text-align:right}

/* atlas */
.atlas{position:relative;height:clamp(380px,62vh,600px);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#0B0E12;cursor:grab;touch-action:none}
.atlas:active{cursor:grabbing}
.atlas .plane{position:absolute;left:0;top:0;will-change:transform}
.atlas .plane img{position:absolute;width:120px;height:120px;user-select:none;-webkit-user-drag:none;opacity:0;transition:opacity .4s}
.atlas .plane img.in{opacity:1}
.atlas .hint{position:absolute;left:14px;bottom:14px;background:rgba(15,19,24,.88);border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:14px;color:var(--soft);pointer-events:none}
.atlas .name{position:absolute;right:14px;top:14px;background:rgba(15,19,24,.88);border:1px solid var(--line);border-radius:12px;padding:8px 12px;font-size:15px;color:var(--text);pointer-events:none;max-width:60%}
.atlas .zoom{position:absolute;right:14px;bottom:14px;display:flex;gap:8px}
.atlas .zoom button{all:unset;cursor:pointer;width:38px;height:38px;border-radius:50%;background:rgba(15,19,24,.9);border:1px solid var(--line2);display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--text)}

/* cases */
.case{display:flex;flex-direction:column;gap:10px}
.case .big{font-family:var(--display);font-weight:700;font-size:56px;line-height:1;color:var(--lime)}
.case small{color:var(--dim);font-size:14px}

/* callout */
.callout{border:1px solid var(--line2);border-radius:var(--r);padding:28px;background:linear-gradient(180deg,#1A2129,#151B22);display:flex;flex-direction:column;gap:12px}
.quote{font-family:var(--display);font-size:clamp(26px,3vw,40px);font-weight:700;line-height:1.15}

/* footer */
footer{padding:48px 0 64px;color:var(--dim);font-size:15px}
footer .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer a{color:var(--soft)}

/* ---- additions ---- */
[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.pagehead{padding:72px 0 56px;border-bottom:1px solid var(--line);background:radial-gradient(900px 380px at 88% -10%,rgba(185,228,107,.10),transparent 62%)}
.pagehead .wrap{display:flex;flex-direction:column;gap:20px}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:14px}
.fact{border:1px solid var(--line);border-radius:14px;padding:16px 18px;background:var(--card);display:flex;flex-direction:column;gap:4px}
.fact b{font-family:var(--display);font-size:19px;line-height:1.2}
.fact span{color:var(--soft);font-size:15px;line-height:1.45}
.fact a{font-weight:700}
@media (max-width:900px){.facts{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.facts{grid-template-columns:1fr}}
.toc{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.toc a{border:1px solid var(--line2);border-radius:999px;padding:7px 14px;font-size:15px;color:var(--soft);font-weight:500}
.toc a:hover{border-color:var(--lime);color:var(--text);text-decoration:none}
.toc a b{color:var(--lime);margin-right:6px}
.checklist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.checklist li{position:relative;padding-left:34px;color:var(--soft);font-size:17px;line-height:1.5}
.checklist li::before{position:absolute;left:0;top:1px;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}
.checklist.yes li::before{content:"\2713";background:rgba(185,228,107,.16);color:var(--lime)}
.checklist.no li::before{content:"\2715";background:rgba(244,162,89,.16);color:var(--orange)}
.card.warn{border-color:rgba(244,162,89,.45)}
.card.warn .k{color:var(--orange)}
.card.good{border-color:rgba(185,228,107,.45)}
.card h3 + p{margin-top:-2px}
.card .more{margin-top:auto;font-weight:700}
.steps3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.step3{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;display:flex;flex-direction:column;gap:10px}
.step3 .n{width:38px;height:38px;border-radius:50%;background:var(--lime);color:var(--lime-ink);font-family:var(--display);font-weight:700;display:flex;align-items:center;justify-content:center;font-size:18px}
.step3 p{color:var(--soft);font-size:17px}
@media (max-width:900px){.steps3{grid-template-columns:1fr}}
.habit{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;counter-reset:h}
.habit li{list-style:none;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 16px;font-weight:600;font-size:16.5px;line-height:1.4;position:relative}
.habit li::before{counter-increment:h;content:counter(h);display:block;font-family:var(--display);color:var(--lime);font-size:26px;font-weight:700;margin-bottom:6px}
.habit{padding:0;margin:0}
@media (max-width:900px){.habit{grid-template-columns:1fr 1fr}}
.metrics{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.metric{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 16px;display:flex;flex-direction:column;gap:6px}
.metric b{font-family:var(--display);font-size:19px}
.metric p{color:var(--soft);font-size:15px;line-height:1.45}
@media (max-width:1100px){.metrics{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.metrics{grid-template-columns:1fr}}
.rules2{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}
.rules2 p{border-left:3px solid var(--orange);padding:4px 0 4px 14px;color:var(--soft);font-size:16.5px}
.rules2 p b{color:var(--text)}
@media (max-width:760px){.rules2{grid-template-columns:1fr}}
.diagram{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;overflow:hidden}
.diagram svg{width:100%;height:auto;display:block}
.diagram text{font-family:var(--body)}
.subhead{margin:56px 0 22px;display:flex;flex-direction:column;gap:10px}
.subhead h3{font-size:clamp(24px,2.4vw,32px)}
.note{color:var(--dim);font-size:15px}
.six{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.six label{display:flex;flex-direction:column;gap:6px;font-weight:700;font-size:15px;color:var(--soft)}
.six textarea{font:inherit;font-weight:400;font-size:16px;color:var(--text);background:var(--bg);border:1px solid var(--line2);border-radius:12px;padding:10px 12px;min-height:64px;resize:vertical;line-height:1.45}
.six textarea:focus{outline:2px solid var(--lime);outline-offset:1px;border-color:transparent}
.six-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-top:14px}
@media (max-width:760px){.six{grid-template-columns:1fr}}
.xprompts{display:flex;flex-direction:column;gap:12px}
.xprompts details{background:var(--card);border:1px solid var(--line);border-radius:14px}
.xprompts summary{cursor:pointer;padding:16px 20px;font-family:var(--display);font-weight:700;font-size:19px;list-style:none;display:flex;justify-content:space-between;gap:12px}
.xprompts summary::-webkit-details-marker{display:none}
.xprompts summary::after{content:"+";color:var(--lime);font-size:24px;line-height:1}
.xprompts details[open] summary::after{content:"\2013"}
.xprompts .prompt{border:none;border-top:1px solid var(--line);border-radius:0}
.comic .dia{display:flex;flex-direction:column;gap:4px}
.comic .dia p{color:var(--text);font-size:16px;max-height:none;overflow:visible}
.comic .dia b{color:var(--lime);font-weight:700}
.comic .cap .story{color:var(--soft);font-size:15.5px;line-height:1.55}
.comic .ctrl button.wide{width:auto;padding:0 14px;border-radius:999px;font-size:15px;font-weight:700}
.comic .ctrl .count{min-width:72px}
.atlas .tools{position:absolute;left:14px;top:14px;display:flex;gap:8px}
.atlas .tools button{all:unset;cursor:pointer;background:rgba(15,19,24,.9);border:1px solid var(--line2);border-radius:999px;padding:6px 14px;font-size:14px;font-weight:700;color:var(--text)}
.atlas .tools button:focus-visible,.atlas .zoom button:focus-visible{outline:3px solid var(--lime)}
.atlas .counter{position:absolute;left:14px;bottom:14px;background:rgba(15,19,24,.88);border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:14px;color:var(--soft);pointer-events:none;font-variant-numeric:tabular-nums}
.livebar{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.livebar div{background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.livebar b{display:block;white-space:nowrap;font-family:var(--display);font-size:26px;line-height:1.1;color:var(--text);font-variant-numeric:tabular-nums}
.livebar span{font-size:13.5px;color:var(--soft)}
.livedot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--lime);margin-right:8px;box-shadow:0 0 0 0 rgba(185,228,107,.6);animation:live 2s infinite}
@keyframes live{0%{box-shadow:0 0 0 0 rgba(185,228,107,.55)}70%{box-shadow:0 0 0 10px rgba(185,228,107,0)}100%{box-shadow:0 0 0 0 rgba(185,228,107,0)}}
@media (prefers-reduced-motion:reduce){.livedot{animation:none}}
.cases{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media (max-width:760px){.cases{grid-template-columns:1fr}}
.together{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.together div{border-top:3px solid var(--lime);padding-top:12px}
.together b{font-family:var(--display);font-size:19px;display:block}
.together p{color:var(--soft);font-size:15.5px}
@media (max-width:900px){.together{grid-template-columns:1fr 1fr}}
.phones .phone{width:46%;max-width:260px}
.phones .phone:nth-child(2){transform:translateY(-28px)}
.mini{font-size:14px;color:var(--dim)}
.btnrow{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.together.five{grid-template-columns:repeat(5,1fr)}
@media (max-width:900px){.together.five{grid-template-columns:1fr 1fr}}
.diagram .tall{display:none}
@media (max-width:640px){.diagram .wide{display:none}.diagram .tall{display:block;max-width:420px;margin:0 auto}}
.example .media,.example .facts{min-width:0}
.comic .ctrl input{min-width:0}
@media (max-width:520px){.comic .ctrl{flex-wrap:wrap}.comic .ctrl input{order:-1;flex-basis:100%}.comic .ctrl .count{margin-left:auto}}
.atlas.locked{touch-action:pan-y;cursor:default}
.atlas button.explore{all:unset;box-sizing:border-box;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);cursor:pointer;background:var(--lime);color:var(--lime-ink);font-family:var(--body);font-weight:700;font-size:16px;padding:12px 20px;border-radius:999px;box-shadow:0 10px 30px rgba(0,0,0,.5);white-space:nowrap}
.atlas button.explore:focus-visible{outline:3px solid var(--text);outline-offset:3px}
.wys-line{grid-column:1/-1;font-weight:700;color:var(--text);font-size:16.5px;margin-top:2px}
.step3 .k{font-family:var(--display);font-weight:700;color:var(--lime);font-size:14px;letter-spacing:.12em;text-transform:uppercase;margin-top:4px}
.step3 .more{font-weight:700;font-size:16px}
.agenda{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
.agenda div{display:grid;grid-template-columns:72px 1fr;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.agenda b{font-family:var(--display);color:var(--lime);font-size:18px}
.agenda p{color:var(--soft);font-size:16.5px}
ol.tiny{margin:4px 0 0;padding-left:20px;color:var(--soft);font-size:16px;display:flex;flex-direction:column;gap:6px}
.card a{font-weight:700}
.six-ex{grid-template-columns:150px 1fr;border-top:none;padding-top:0}
.example-six{padding:24px 28px}
.buildpath{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:12px;counter-reset:b}
.buildpath li{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px 18px;display:flex;flex-direction:column;gap:8px;position:relative}
.buildpath li::before{counter-increment:b;content:counter(b);width:34px;height:34px;border-radius:50%;background:var(--lime);color:var(--lime-ink);font-family:var(--display);font-weight:700;display:flex;align-items:center;justify-content:center}
.buildpath b{font-family:var(--display);font-size:19px;line-height:1.2}
.buildpath p{color:var(--soft);font-size:15.5px;line-height:1.5}
.buildpath .proves{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--lime);letter-spacing:.02em}
@media (max-width:1100px){.buildpath{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.buildpath{grid-template-columns:1fr}.six-ex{grid-template-columns:1fr}.six-ex dd{margin-bottom:8px}}
.toollinks{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px}
.toollinks a{border:1px solid var(--line2);border-radius:999px;padding:6px 12px;font-size:14.5px;font-weight:700;color:var(--text)}
.toollinks a:hover{border-color:var(--lime);text-decoration:none}
.ideas{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.idea{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:10px}
.idea .k{font-family:var(--display);font-weight:700;color:var(--lime);font-size:13.5px;letter-spacing:.1em;text-transform:uppercase}
.idea h3{font-size:22px}
.idea > p{color:var(--soft);font-size:16px}
.idea dl{display:grid;grid-template-columns:86px 1fr;gap:6px 12px;margin:4px 0 0;font-size:15px;border-top:1px solid var(--line);padding-top:12px}
.idea dt{font-weight:700;color:var(--text)}
.idea dd{margin:0;color:var(--soft)}
.src{font-size:14px;font-weight:700;margin-top:auto}
.card .lesson{color:var(--text);font-weight:700}
@media (max-width:1000px){.ideas{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.ideas{grid-template-columns:1fr}}
@media (max-width:640px){.atlas .name{top:60px;left:14px;right:14px;max-width:none;font-size:14px}.atlas .counter{font-size:13px}}
.livebar.stale .livedot{animation:none;background:var(--dim)}
[id]{scroll-margin-top:84px}
.join{margin-top:18px;border:1px solid rgba(185,228,107,.45);background:rgba(185,228,107,.06);border-radius:16px;padding:18px 22px;max-width:900px}
.join b{font-family:var(--display);font-size:20px;display:block;margin-bottom:6px}
.join ol{margin:0;padding-left:22px;color:var(--soft);display:flex;flex-direction:column;gap:4px}
.join a{font-weight:700}
.rule .show{color:var(--text);font-size:15.5px;border-top:1px solid var(--line);padding-top:10px;margin-top:auto}
.rule .show b{color:var(--lime)}
.plan{list-style:none;margin:0;padding:0;position:relative}
.plan::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:3px;background:var(--line)}
.plan > li{position:relative;display:grid;grid-template-columns:230px 1fr;gap:20px;padding:0 0 26px 40px}
.plan > li::before{content:"";position:absolute;left:0;top:4px;width:21px;height:21px;border-radius:50%;background:var(--bg2);border:3px solid var(--lime);box-sizing:border-box}
.plan > li.now-step::before{background:var(--lime)}
.plan .when{font-family:var(--display);font-weight:700;font-size:20px;color:var(--text)}
.plan b{font-family:var(--display);font-size:20px;display:block;margin-bottom:4px}
.plan p{color:var(--soft)}
.plan .small{font-size:15.5px;margin-top:6px}
.plan a{font-weight:700}
@media (max-width:760px){.plan > li{grid-template-columns:1fr;gap:4px}.plan .when{font-size:15px;color:var(--lime);letter-spacing:.06em;text-transform:uppercase}}
.stage .tag.link{font-family:var(--body);font-weight:700;font-size:13px;color:var(--soft);background:rgba(15,19,24,.82);border:1px dashed var(--line2);padding:2px 9px;border-radius:999px;text-shadow:none;letter-spacing:.02em}
@media (max-width:900px){.stage .tag.link{display:none}.stage .tag.small{font-size:11.5px}}
.rail::after{content:"";position:absolute;left:50%;transform:translateX(-50%);width:0;height:0;border-left:11px solid transparent;border-right:11px solid transparent}
.rail.down::after{bottom:10px;border-top:14px solid var(--lime)}
.rail.up::after{top:10px;border-bottom:14px solid var(--orange)}
.rail i{display:none}
.panel .howto{margin-top:12px;color:var(--text);font-size:16px;border-left:3px solid var(--lime);padding-left:12px}
.panel .howto b{color:var(--lime)}
.failcard .q{font-size:16.5px;line-height:1.45;color:var(--text);font-style:italic}
.failcard .by{font-size:13.5px;color:var(--dim)}
.recipe{display:grid;grid-template-columns:repeat(11,auto);gap:8px;align-items:stretch;overflow-x:auto;padding-bottom:6px}
.recipe .node{background:var(--card);border:1px solid var(--line2);border-radius:14px;padding:14px;min-width:150px;max-width:190px;display:flex;flex-direction:column;gap:4px}
.recipe .node.check{border-color:var(--orange)}
.recipe .stage-name{font-size:12.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--lime)}
.recipe .node.check .stage-name{color:var(--orange)}
.recipe b{font-family:var(--display);font-size:17px}
.recipe p{color:var(--soft);font-size:14.5px;line-height:1.45}
.recipe .arrow{align-self:center;color:var(--dim);font-size:22px}
@media (max-width:900px){.recipe{grid-template-columns:1fr;overflow:visible}.recipe .node{max-width:none}.recipe .arrow{justify-self:center;transform:rotate(90deg)}}
.card .cost{font-size:14.5px;color:var(--dim);margin-top:4px}
.lesson-line{margin-top:16px;color:var(--soft)}
.lesson-line b{color:var(--orange)}
@media (max-width:640px){.atlas{height:340px}}
.join .contact{margin-top:10px;color:var(--soft);font-size:16px}

/* nav with four items on small phones */
@media (max-width:420px){.nav .wrap{gap:10px}.nav nav{gap:11px}.nav nav a{font-size:14px}}
@media (max-width:360px){.nav nav{gap:8px}.nav nav a{font-size:13.5px}}

/* tools page */
.tk-checked{font-size:15px;color:var(--dim)}
.tk-map{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.tk-map a{display:flex;flex-direction:column;gap:8px;height:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px 18px;color:var(--text);transition:border-color .2s,transform .2s}
.tk-map a:hover{text-decoration:none;border-color:var(--lime);transform:translateY(-3px)}
.tk-map .n{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:var(--lime);color:var(--lime-ink);font:700 15px var(--display)}
.tk-map b{font-family:var(--display);font-size:24px;letter-spacing:-.01em}
.tk-job{color:var(--soft);font-size:15.5px;line-height:1.4}
.tk-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:6px}
.tk-chips i{font-style:normal;font-size:13.5px;font-weight:700;border:1px solid var(--line2);border-radius:999px;padding:3px 10px}
.tk-start{margin-top:20px}
.tk-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.tk-card{display:flex;flex-direction:column;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.tk-card > p{color:var(--soft)}
.tk-top{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}
.tk-top h3{font-size:24px}
.tk-by{font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--lime)}
.tk-dl{display:grid;grid-template-columns:max-content 1fr;gap:6px 14px;margin:0;font-size:15.5px;line-height:1.45}
.tk-dl dt{color:var(--dim)}
.tk-dl dd{margin:0;color:var(--soft)}
.tk-link{margin-top:auto;font-weight:700;font-size:15px}
.tk-tip{background:transparent;border-style:dashed;border-color:var(--line2)}
.tk-steps{margin:0;padding-left:24px;display:flex;flex-direction:column;gap:12px;color:var(--soft)}
.tk-steps b{color:var(--text)}
.tk-steps li::marker{color:var(--lime);font-family:var(--display);font-weight:700}
.tk-follow{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:12px}
.tk-group .k{font-family:var(--display);font-weight:700;color:var(--lime);font-size:13.5px;letter-spacing:.1em;text-transform:uppercase}
.tk-group p{display:flex;flex-wrap:wrap;gap:6px 12px;margin-top:4px}
.tk-group a{font-family:var(--mono);font-size:15px}
.tk-hype{font-size:15px}
@media (max-width:1000px){.tk-map{grid-template-columns:repeat(3,1fr)}}
@media (max-width:640px){
  .tk-map{grid-template-columns:1fr}
  .tk-map a{flex-direction:row;flex-wrap:wrap;align-items:center;gap:6px 12px;padding:16px}
  .tk-map b{font-size:21px}
  .tk-job{flex-basis:100%}
  .tk-chips{padding-top:0}
  .tk-grid{grid-template-columns:1fr}
  .tk-dl{grid-template-columns:1fr;gap:0}
  .tk-dl dt{margin-top:6px;font-size:13.5px}
}

/* nav with five items: scroll sideways on small screens */
@media (max-width:620px){
  .nav nav{overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;-webkit-mask-image:linear-gradient(90deg,#000 88%,transparent);mask-image:linear-gradient(90deg,#000 88%,transparent);padding-right:18px}
  .nav nav::-webkit-scrollbar{display:none}
  .nav nav a{white-space:nowrap}
}

/* Post-workshop home, class archive and take-home resources. */
[hidden]{display:none!important}
.nav .brand{font-size:15px}.nav .wrap{gap:22px}.nav nav{gap:18px;min-width:0}.nav nav a{white-space:nowrap;font-size:15px}.nav .btn{flex:none}
.hub-facts{display:flex;flex-wrap:wrap;gap:16px 35px;margin:18px 0 5px;color:var(--soft);font-size:16px}.hub-facts b{font:700 30px var(--display);color:var(--lime);margin-right:5px}
.resource-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.resource-card{display:flex;flex-direction:column;gap:17px;border:1px solid var(--line2);border-radius:var(--r);padding:30px;background:var(--card);color:var(--text)}.resource-card:hover{text-decoration:none;border-color:#71845d}.resource-card h2,.resource-card h3{font-size:29px;line-height:1.15}.resource-card p{color:var(--soft);font-size:17px;line-height:1.55}.resource-card .more{margin-top:auto}.action-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:25px}.resource-card .action-row{margin-top:auto;padding-top:4px}.k{font-size:12px;letter-spacing:.1em;color:var(--lime);font-weight:700;text-transform:uppercase}
.archive-context{font-size:15px;color:var(--dim);max-width:850px;margin-top:20px}.notice{margin-top:24px;border-left:3px solid var(--lime);padding:17px 22px;background:var(--card);font-size:17px;color:var(--soft);max-width:900px}.notice>b{display:block;color:var(--text);margin-bottom:4px}
.ideas-toolbar{display:flex;align-items:flex-end;gap:22px;flex-wrap:wrap;margin-bottom:16px}.ideas-toolbar label{font-size:14px;display:flex;flex-direction:column;gap:8px;flex:1;min-width:200px}.ideas-toolbar label:first-child{flex:2}.ideas-toolbar input,.ideas-toolbar select{width:100%;color:var(--text);background:var(--card);border:1px solid var(--line2);border-radius:9px;font:17px var(--body);padding:13px 15px;min-height:50px}.ideas-toolbar p{font-size:14px;color:var(--soft);padding-bottom:13px}
.archive-list{display:grid;gap:25px;margin-top:28px}.archive-idea{border:1px solid var(--line2);background:var(--card);border-radius:var(--r);padding:28px;scroll-margin-top:90px}.archive-idea>header{display:flex;align-items:flex-start;gap:21px}.archive-idea header>div{flex:1}.archive-idea h2{font-size:30px;line-height:1.15;margin-top:8px}.idea-rank{font:24px var(--mono);color:var(--dim);padding-top:20px}.archive-score{font:700 36px var(--display);color:var(--lime);min-width:88px;text-align:right;line-height:1}.archive-score small{font-size:18px;color:var(--soft);font-weight:400}.archive-score>span{display:block;font:12px var(--body);color:var(--dim);margin-top:9px}.original-idea{border-left:2px solid var(--line2);padding:13px 18px;margin:24px 0 17px;background:#111820}.original-idea .k{color:var(--dim)}.original-idea blockquote{font-size:17px;color:var(--text);margin:8px 0 0;white-space:pre-line}.idea-proposal{font-size:18px;color:var(--soft);max-width:960px}.idea-proposal>b{color:var(--text)}.archive-criteria{display:flex;gap:9px;flex-wrap:wrap;margin:22px 0;font-size:12px;color:var(--soft)}.archive-criteria>span{border:1px solid var(--line);border-radius:30px;padding:6px 11px}.archive-criteria b{color:var(--lime);margin-right:4px}.archive-idea details{border-top:1px solid var(--line);padding-top:15px}.archive-idea summary{color:var(--lime);cursor:pointer;font-size:16px}.idea-detail{font-size:17px;display:grid;gap:14px;padding-top:21px}.idea-detail p{color:var(--soft)}.idea-detail b{color:var(--text)}.idea-loop{margin:3px 0;border:1px solid var(--line);border-radius:12px;overflow:hidden}.idea-loop>div{display:grid;grid-template-columns:95px 1fr;gap:15px;padding:14px 18px;border-bottom:1px solid var(--line)}.idea-loop>div:last-child{border-bottom:0}.idea-loop dt{color:var(--lime);font-weight:700}.idea-loop dd{margin:0;color:var(--soft)}.first-test{background:#1b2820;padding:16px 18px;border-radius:10px}
@media(max-width:1000px){.nav .wrap{gap:16px}.nav nav{overflow-x:auto;flex:1;padding:12px 0;gap:17px}.nav .brand span{display:none}.nav .btn{display:none}}
@media(max-width:700px){.resource-grid{grid-template-columns:1fr}.resource-card{padding:24px}.archive-idea{padding:21px 18px}.archive-idea>header{gap:12px}.archive-idea h2{font-size:24px}.idea-rank{font-size:18px;padding-top:23px}.archive-score{font-size:28px;min-width:60px}.archive-score small{font-size:14px}.archive-criteria{gap:6px}.archive-criteria>span{font-size:11px}.idea-loop>div{grid-template-columns:1fr;gap:4px}.ideas-toolbar{gap:12px}.ideas-toolbar p{width:100%;padding-bottom:0}.hub-facts{gap:12px 21px}.hub-facts b{font-size:25px}.nav nav a{font-size:14px}.nav .wrap{gap:14px}}

/* One simple route through the challenge, class ideas and build guide. */
.nav .wrap{gap:28px}.nav nav{gap:28px}.nav nav a{font-size:16px}.nav .brand{font-size:17px}.nav .btn{display:inline-flex}
.opportunity-hero{background:radial-gradient(800px 500px at 92% 20%,rgba(185,228,107,.09),transparent 72%)}
.opportunity-top{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:60px;align-items:center;padding-top:72px;padding-bottom:54px}.opportunity-top>*{min-width:0}.opportunity-top h1{font-size:clamp(46px,5.6vw,76px);margin-top:22px;line-height:1.06}.opportunity-top .lede{font-size:22px;margin-top:28px;line-height:1.55;max-width:680px}.opportunity-top .hero-cta{align-items:center;margin-top:28px;gap:22px}.opportunity-top .btn{font-size:18px;padding:16px 25px}.text-link{font-size:17px}.opportunity-scope{font-size:15px;color:var(--dim);margin-top:23px;max-width:640px}
.mentor-promise{padding:34px;border:1px solid #5a7051;border-radius:22px;background:linear-gradient(150deg,#1e2b21,#121b18);box-shadow:0 30px 90px #0002}.mentor-label{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.13em;color:var(--soft)}.mentor-promise>strong{display:block;font-family:var(--display);font-size:clamp(40px,4.7vw,61px);line-height:1.05;color:var(--lime);font-weight:700;letter-spacing:-.03em;margin:20px 0}.mentor-promise>p{font-size:19px;color:var(--text);line-height:1.45}.mentor-next{border-top:1px solid #3c503d;margin-top:28px;padding-top:22px}.mentor-next>span{font-size:13px;font-weight:700;color:var(--lime);text-transform:uppercase;letter-spacing:.08em}.mentor-next p{font-size:17px;line-height:1.55;margin-top:10px;color:var(--soft)}
.challenge-strip{display:flex;justify-content:space-between;gap:35px;padding-top:24px;padding-bottom:30px;border-top:1px solid var(--line);font-size:17px;color:var(--soft)}.challenge-strip b{color:var(--text);font-weight:700;margin-right:5px}.opportunity-benefits{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px}.opportunity-benefits article{border-top:1px solid var(--line2);padding-top:20px}.opportunity-benefits article>span{font-family:var(--mono);color:var(--lime);font-size:14px}.opportunity-benefits h3{margin:18px 0;font-size:27px;line-height:1.15}.opportunity-benefits p{color:var(--soft);font-size:18px;line-height:1.55}.opportunity-benefits+.note{margin-top:28px}
.join-challenge{background:var(--bg2)}.join-steps{list-style:none;padding:0;counter-reset:join;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}.join-steps li{counter-increment:join;border-top:1px solid var(--line2);padding-top:23px;display:flex;flex-direction:column;gap:14px}.join-steps li:before{content:'0' counter(join);font:14px var(--mono);color:var(--lime)}.join-steps b{font:700 23px var(--display)}.join-steps span{font-size:18px;color:var(--soft)}.join-primary{font-size:19px;padding:17px 25px;margin:34px 0 20px}.join-challenge .note{max-width:900px}footer nav{display:flex;gap:24px;flex-wrap:wrap;margin-top:13px;font-size:16px}
@media(max-width:1000px){.nav .brand span{display:none}.nav .btn{display:inline-flex;padding:10px 13px;font-size:14px}.nav .wrap{gap:20px}.nav nav{gap:22px}.opportunity-top{gap:32px;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr)}.opportunity-top h1{font-size:54px}.mentor-promise{padding:28px}.mentor-promise>strong{font-size:48px}}
@media(max-width:720px){.opportunity-top{grid-template-columns:minmax(0,1fr);padding-top:38px;padding-bottom:32px;gap:32px}.opportunity-top h1{font-size:46px}.opportunity-top .lede{font-size:20px;margin-top:22px}.mentor-promise>strong{font-size:45px}.mentor-promise>strong br{display:initial}.mentor-promise{padding:25px}.mentor-next{margin-top:20px;padding-top:18px}.challenge-strip{flex-wrap:wrap;gap:13px 25px;font-size:15px}.opportunity-benefits,.join-steps{grid-template-columns:1fr;gap:25px}.opportunity-benefits h3{font-size:25px;margin:12px 0}.nav .wrap{gap:12px}.nav nav{gap:17px;overflow:visible;flex:1}.nav nav a{font-size:14px}.nav .btn{display:none}.nav .brand{width:30px}.nav .brand svg{width:30px}.join-primary{width:100%;justify-content:center;font-size:17px}.opportunity-top .hero-cta{gap:18px}.opportunity-top .btn{font-size:17px;padding:15px 22px}}

/* Student path: offer, join, plan, evidence. */
.opportunity-top h1{font-size:clamp(44px,5.2vw,72px)}
.join-layout{display:grid;grid-template-columns:1fr 1fr;gap:60px}.join-message,.join-help{min-width:0}.join-message{padding:30px;border:1px solid var(--line2);border-radius:var(--r);background:var(--card)}.join-message h3,.join-help h3{font-size:25px}.join-message ol{padding-left:25px;margin:23px 0 0;display:grid;gap:12px;color:var(--soft)}.join-message .join-primary{margin:27px 0 20px}.join-message .note{overflow-wrap:anywhere}.join-help>p{color:var(--soft);margin:20px 0}.budget-note{border-top:1px solid var(--line2);padding-top:22px;margin-top:28px;font-size:16px}.budget-note b{color:var(--lime)}.budget-note p{color:var(--soft);margin-top:8px}
.week-cards{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.week-cards li{border-top:2px solid var(--lime);padding:22px 0}.week-cards li>span{font-size:14px;color:var(--lime);font-weight:700}.week-cards h3{font-size:26px;line-height:1.15;margin:18px 0}.week-cards p{color:var(--soft);font-size:17px}.week-cards p b{color:var(--text)}.plan-next{margin:22px 0 14px;font-size:19px}
.proof-list{list-style:none;counter-reset:proof;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:0 40px}.proof-list li{counter-increment:proof;display:grid;grid-template-columns:28px 1fr;gap:8px 15px;padding:22px 0;border-top:1px solid var(--line)}.proof-list li::before{content:counter(proof,decimal-leading-zero);grid-row:1 / 3;font:14px var(--mono);color:var(--lime);padding-top:4px}.proof-list b{font:700 23px/1.2 var(--display)}.proof-list span{font-size:17px;color:var(--soft)}.target-note{border-left:3px solid var(--lime);background:var(--card);padding:24px 28px;margin:26px 0}.target-note h3{font-size:23px;margin-bottom:12px}.target-note p{font-size:18px;color:var(--soft)}.target-note b{color:var(--text)}
.clarity-detail{border-bottom:1px solid var(--line2)}.clarity-detail>summary{font:700 20px/1.4 var(--display);padding:22px 0;cursor:pointer}.clarity-detail>summary::marker{color:var(--lime)}.clarity-detail>div{max-width:850px;padding:0 0 24px;font-size:17px;color:var(--soft)}.clarity-detail p+p{margin-top:16px}.clarity-detail a{display:inline-block;margin-top:12px}.archive-idea details{margin-top:22px}.archive-idea .action-row{margin-top:18px}
[id]{scroll-margin-top:88px}
@media(max-width:900px){.week-cards{grid-template-columns:1fr 1fr}.join-layout{gap:30px}}
@media(max-width:720px){.opportunity-top h1{font-size:44px}.join-layout,.proof-list{grid-template-columns:1fr}.join-message{padding:24px}.week-cards{gap:16px 24px}.week-cards h3{font-size:23px}.week-cards p{font-size:16px}.target-note{padding:22px}.proof-list li{padding:21px 0}.nav nav{mask-image:none;-webkit-mask-image:none;padding-right:0}}
@media(max-width:420px){.week-cards{grid-template-columns:1fr}.week-cards li{padding:18px 0 8px}.week-cards h3{margin:10px 0}.opportunity-top h1{font-size:41px}.nav nav{gap:14px}.nav .wrap{gap:10px}}

/* Five distinct destinations, with a readable disclosure menu on smaller screens. */
.nav .wrap{position:relative;gap:22px;min-height:72px;height:auto;padding-top:12px;padding-bottom:12px}
.nav .brand{font-size:16px;line-height:1.2;width:auto;flex:none}
.nav .brand span{display:block;max-width:168px;white-space:normal}
.nav .brand svg{width:34px}
.nav nav{gap:20px;overflow:visible;padding:0;mask-image:none;-webkit-mask-image:none;flex:none;margin-left:auto}
.nav nav a{font-size:15px;white-space:nowrap}
.nav .btn{display:inline-flex;font-size:14px;padding:11px 15px}
.menu-toggle,.menu-toggle[hidden]{display:none}
@media(max-width:1080px){
 .nav .wrap{flex-wrap:wrap;gap:12px}
 .nav .brand{margin-right:auto}
 .nav nav{flex:1 0 100%;margin:0;flex-wrap:wrap;gap:14px 24px;padding:12px 0}
 .nav.has-menu .menu-toggle{display:inline-flex;align-items:center;gap:12px;background:transparent;border:1px solid var(--line2);border-radius:999px;padding:10px 16px;color:var(--text);font:700 15px var(--body);cursor:pointer}
 .nav.has-menu nav{display:none}
 .nav.has-menu.menu-open nav{display:flex;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;background:var(--bg2);padding:18px 24px 24px;border-bottom:1px solid var(--line2);box-shadow:0 18px 25px rgba(0,0,0,.22);gap:0}
 .nav.has-menu.menu-open nav a{padding:13px 0;font-size:18px}
 .nav nav a[aria-current="page"]{text-underline-offset:5px}
}
@media(max-width:540px){
 .nav .wrap{min-height:68px;padding:12px 20px}
 .nav .brand{font-size:14px;gap:8px}
 .nav .brand span{max-width:136px}
 .nav .brand svg{width:28px}
 .nav .btn{display:none}
 .nav.has-menu .menu-toggle{font-size:14px;padding:9px 13px}
 footer nav{gap:12px 22px}
}