/* Reference Fade v2. Supplied vector identity, generous clear space, continuous pattern colour. */
:root{--paper:#F4F8EE;--ink:#07373B;--turquoise:#0197B2;--middle:#3CB687;--green:#76D55C;--muted:#07373BBF;--line:#07373B26;--gradient:linear-gradient(90deg,#0197B2 0%,#3CB687 50%,#76D55C 100%)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:112px}body{margin:0;background:#fff;color:var(--ink);font:16px Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}body:has(dialog[open]){overflow:hidden}h1,h2,h3,p,figure,dl,dd{margin:0}p{line-height:1.7}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--turquoise);outline-offset:5px}::selection{color:var(--ink);background:var(--green)}.ccc-shell{width:min(1240px,calc(100% - 112px));margin-inline:auto}.ccc-section{padding-block:112px}.ccc-label{font-size:.68rem;font-weight:700;line-height:1.5;text-transform:uppercase;letter-spacing:.15em}h2{font-size:clamp(2.8rem,4.8vw,4.7rem);line-height:1.04;letter-spacing:-.055em;font-weight:700}h2 span{color:inherit}h3{font-size:1.3rem;line-height:1.25;letter-spacing:-.025em}.skip-link{position:fixed;top:-100px;left:20px;padding:15px;z-index:99;background:white;color:var(--ink)}.skip-link:focus{top:12px}
.ccc-button{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;min-height:56px;padding:18px 24px;border:1px solid var(--ink);border-radius:4px;background:var(--ink);color:white;font-size:.86rem;line-height:1.25;font-weight:700;transition:transform .2s,background .2s,box-shadow .2s}.ccc-button>span{font-size:1.3rem;font-weight:400}.ccc-button:hover{background:var(--ink);transform:translateY(-2px);box-shadow:0 6px 0 #3CB687}.ccc-text-link{display:inline-flex;align-items:center;justify-content:space-between;min-height:44px;gap:18px;border-bottom:1px solid var(--line);font-weight:700;font-size:.84rem;line-height:1.4}.ccc-text-link:hover{border-color:currentColor}.competition-signup-note{font-size:.73rem;margin-top:14px;color:var(--muted)}.competition-signup-note[hidden]{display:none}
.site-header{position:sticky;top:0;z-index:20;background:#FFFFFFF5;border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{display:flex;align-items:center;gap:28px;min-height:84px}.ccc-home{display:flex;align-items:center;gap:5px;white-space:nowrap;font-size:.8rem;font-weight:700;letter-spacing:-.02em}.ccc-home>span:first-child{margin-right:10px;font-size:1.1rem}nav{display:flex;align-items:center;gap:28px;margin-left:auto}nav a{display:flex;align-items:center;min-height:44px;font-size:.8rem;white-space:nowrap;border-bottom:2px solid transparent}nav a:hover,nav a[aria-current]{border-color:var(--turquoise)}.header-signup{padding:13px 16px;min-height:46px;font-size:.75rem;gap:20px}.menu-toggle{display:none}
.hero-section{background:var(--paper);overflow:hidden}.ccc-hero{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding-block:80px 64px;align-items:center}.hero-identity{min-width:0}h1{margin:0}.ccc-wordmark{width:100%;max-width:460px;height:auto}.hero-copy{min-width:0;padding-bottom:12px}.hero-copy>.ccc-label{margin-bottom:24px}.hero-tagline{font-size:clamp(3.2rem,5vw,5rem);font-weight:700;line-height:1.03;letter-spacing:-.055em}.hero-intro{max-width:440px;margin-top:26px;font-size:1rem;color:var(--muted)}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:20px 28px;margin-top:30px}
.ripple-field{--tile:384px;--fade:linear-gradient(115deg,#000 0%,#000 24%,#0008 61%,#0003 84%,transparent 100%);position:relative;pointer-events:none;background:url('/assets/ccc-v2/rotating-soft-fade-light.svg') left center/cover no-repeat}.hero-pattern{height:176px;margin-top:56px}.registration-pattern{--tile:448px;min-height:330px;background-image:url('/assets/ccc-v2/rotating-soft-fade-dark.svg')}
@supports(mask-image:url('/assets/ccc-v2/rotating-geometry-tile.svg')){.ripple-field{background:none;-webkit-mask-image:var(--fade);mask-image:var(--fade)}.ripple-field::before{content:"";position:absolute;inset:0;background:var(--gradient);-webkit-mask:url('/assets/ccc-v2/rotating-geometry-tile.svg') left top/var(--tile) var(--tile) repeat;mask:url('/assets/ccc-v2/rotating-geometry-tile.svg') left top/var(--tile) var(--tile) repeat}}
.facts-strip{background:var(--ink);color:white}.entry-facts{display:grid;grid-template-columns:1fr 1fr 1.35fr;padding-block:28px;gap:40px}.entry-facts>div+div{padding-left:40px;border-left:1px solid #FFFFFF33}.entry-facts dt{font-size:.68rem;letter-spacing:.04em;color:#FFFFFFB8;margin-bottom:10px}.entry-facts dd{display:flex;align-items:center;gap:16px}.entry-facts strong{font-size:2.5rem;line-height:1;letter-spacing:-.05em;white-space:nowrap;color:var(--green)}.entry-facts dd span{font-size:.81rem;line-height:1.5;max-width:175px}
.award-strip{padding:25px 0;border-bottom:1px solid var(--line);background:#fff}.award-strip>.ccc-shell{display:flex;align-items:center;gap:22px}.award-symbol{font-size:42px;line-height:1;color:var(--ink)}.award-strip .ccc-label{font-size:.59rem;color:var(--muted);margin-bottom:6px;display:block}.award-strip strong{font-size:.96rem;letter-spacing:-.02em}.award-year{margin-left:auto;border:1px solid var(--line);border-radius:30px;padding:9px 13px;font-size:.66rem;white-space:nowrap}.ccc-partner{display:flex;align-items:center;gap:22px;padding-left:28px;margin-left:6px;border-left:1px solid var(--line);font-size:.68rem;color:var(--muted);flex-shrink:0}.ccc-partner>span:first-child{max-width:80px}.canva-lockup{display:flex;flex-direction:column;align-items:center;width:96px;color:#000}.canva-lockup img{width:96px;height:auto;filter:brightness(0)}.canva-lockup>span{font:18px/1.1 Arial,Helvetica,sans-serif;letter-spacing:-.025em}
.challenge-section{display:grid;grid-template-columns:1fr 1.1fr;gap:48px 88px}.section-heading h2{margin-top:24px}.challenge-copy p{color:var(--muted);font-size:.95rem;margin-bottom:18px}.challenge-copy .lead{font-size:1.15rem;line-height:1.65;color:var(--ink)}.idea-examples{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:12px}.idea-card{position:relative;padding:32px 30px;background:var(--paper);border:1px solid var(--line);border-radius:4px 24px 4px 4px;overflow:hidden}.idea-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--gradient)}.idea-type{display:inline-flex;align-items:center;min-height:30px;margin-bottom:32px;font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.15em}.idea-card h3{font-size:1.32rem;max-width:240px}.idea-card p{font-size:.85rem;color:var(--muted);line-height:1.7;margin-top:14px}
.process-section{background:var(--ink);color:var(--paper);padding:100px 0}.process-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:100px}.process-intro{align-self:start;position:sticky;top:120px}.process-intro>.ccc-label{color:var(--green)}.process-intro h2{margin-block:24px 28px}.process-intro h2 span{color:var(--green)}.process-intro>p:not(.ccc-label){color:#FFFFFFBF;font-size:.95rem;max-width:380px}.process-note{display:flex;align-items:center;gap:26px;margin-top:42px;padding-top:32px;border-top:1px solid #FFFFFF33;max-width:390px}.process-brand-mark{width:80px;height:auto;flex-shrink:0}.process-note strong{font-size:.85rem;line-height:1.5;display:block}.process-note p{font-size:.8rem;margin-top:8px;color:#FFFFFFBF}.process-list{list-style:none;padding:0;margin:0}.process-list li{display:flex;gap:24px;padding:30px 0;border-top:1px solid #FFFFFF33}.process-list li:first-child{padding-top:0;border:0}.process-list li:last-child{padding-bottom:0}.step-number{flex:0 0 36px;font-size:.75rem;color:var(--green);font-weight:700;padding-top:5px}.process-list h3{font-size:1.4rem}.process-list p{color:#FFFFFFBF;font-size:.9rem;line-height:1.75;margin-top:12px}
.guidance-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:60px;margin-bottom:42px}.guidance-heading h2{margin-top:24px;font-size:clamp(2.6rem,4.2vw,4rem)}.guidance-heading>p{max-width:285px;flex-shrink:0;font-size:.9rem;color:var(--muted)}.guidance-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:28px}.vibe-guide{background:var(--paper);padding:38px;border:1px solid var(--line);border-radius:5px}.vibe-guide>.ccc-label{color:var(--muted)}.vibe-guide h3{font-size:1.9rem;line-height:1.2;margin:18px 0 28px}.vibe-guide dl>div{display:grid;grid-template-columns:145px 1fr;gap:22px;padding:21px 0;border-top:1px solid var(--line)}.vibe-guide dl>div:last-child{padding-bottom:0}.vibe-guide dt{font-size:2.2rem;font-weight:700;line-height:1;letter-spacing:-.04em}.vibe-guide dt span{font-size:.86rem;font-weight:700;letter-spacing:0;margin-left:12px}.vibe-guide dd{font-size:.85rem;color:var(--muted);line-height:1.7}.project-principles{display:flex;flex-direction:column;gap:24px}.project-principles article{border:1px solid var(--line);border-radius:5px;padding:32px;flex:1}.principle-mark{font-size:32px;display:block;margin-bottom:20px}.project-principles p{font-size:.9rem;color:var(--muted);margin-top:16px}.rubric-details{margin-top:32px;border-block:1px solid var(--line)}.rubric-details summary,.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:24px;list-style:none;cursor:pointer;padding:25px 0;font-size:.94rem;line-height:1.45;font-weight:700}.rubric-details summary::-webkit-details-marker,.faq-list summary::-webkit-details-marker{display:none}summary>span{font-size:1.4rem;font-weight:400;flex-shrink:0;transition:transform .2s}details[open]>summary>span{transform:rotate(45deg)}.rubric-body{padding-bottom:28px;max-width:850px;font-size:.88rem;color:var(--muted)}.rubric-body ul{padding-left:20px}.rubric-body li{line-height:1.7;margin-top:10px}
.community-section{background:var(--paper);padding:100px 0;border-block:1px solid var(--line)}.community-section>.ccc-shell{display:grid;grid-template-columns:1fr 1.2fr;gap:36px 80px}.community-heading{grid-row:span 2}.community-brand-mark{width:88px;height:auto;margin-bottom:36px}.community-heading h2{margin-top:22px}.community-heading>p:last-child{font-size:.93rem;color:var(--muted);max-width:370px;margin-top:25px}.community-stats{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:20px;padding-block:32px;border-block:1px solid var(--line);align-self:start;margin-top:4px}.community-stats dd{font-size:clamp(2.4rem,4vw,4rem);font-weight:700;letter-spacing:-.065em;line-height:1}.community-stats dt{font-size:.75rem;margin-top:14px;color:var(--muted)}.community-story{font-size:.98rem;color:var(--muted);line-height:1.8}.showcase-note{grid-column:1/-1;padding-top:34px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:15px 60px;margin-top:10px}.showcase-note .ccc-label{grid-column:1/-1}.showcase-note h3{font-size:1.55rem}.showcase-note p:not(.ccc-label){grid-row:3;max-width:680px;font-size:.9rem;color:var(--muted)}.showcase-note .ccc-text-link{grid-column:2;grid-row:2/4;align-self:center}
.faq-section{display:grid;grid-template-columns:1fr 1.2fr;gap:80px}.faq-section h2{margin-top:24px}.faq-list details{border-bottom:1px solid var(--line)}.faq-list details:first-child{border-top:1px solid var(--line)}.faq-list details>p{font-size:.9rem;color:var(--muted);padding:0 30px 24px 0}
.registration-section{background:var(--ink);color:var(--paper);padding-block:86px}.registration-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:100px;align-items:center}.registration-copy h2{font-size:clamp(3.4rem,5.5vw,5.5rem);margin-block:24px}.registration-copy h2 span{color:var(--green)}.registration-copy>.ccc-label{color:var(--green)}.registration-copy>p:not(.ccc-label){font-size:1rem;color:#FFFFFFBF}.registration-copy .ccc-button{margin-top:28px;min-width:232px;background:var(--green);border-color:var(--green);color:var(--ink)}.registration-copy .ccc-button:hover{background:white;border-color:white;box-shadow:none}.registration-copy>p.competition-signup-note{font-size:.73rem}.registration-section a:focus-visible{outline-color:var(--green)}
.ccc-footer{background:white;padding-block:56px}.ccc-footer>.ccc-shell{display:flex;align-items:center;justify-content:space-between;gap:40px}.ccc-footer a{display:inline-flex;align-items:center;min-height:44px;font-size:.78rem;font-weight:700;line-height:1.5}.footer-brand{text-align:center;padding:16px 24px}.footer-brand img{display:block;width:360px;max-width:100%;height:auto}.footer-brand p{font-size:.72rem;color:var(--muted);margin-top:40px}
dialog{width:min(550px,calc(100% - 32px));max-height:calc(100dvh - 32px);border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink);padding:48px}dialog::backdrop{background:#07373BCF;backdrop-filter:blur(5px)}dialog h2{font-size:2.7rem;margin:24px 0}dialog>p:not(.ccc-label){color:var(--muted);font-size:.95rem}dialog .dialog-done{margin-top:26px;width:100%}.dialog-close{position:absolute;right:15px;top:12px;background:none;border:0;width:42px;height:42px;font-size:1.6rem;color:var(--ink)}
@media(max-width:1100px){.ccc-shell{width:calc(100% - 64px)}.header-inner{gap:18px}.header-signup{margin-left:auto}.menu-toggle{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:6px;width:44px;height:44px;border:1px solid var(--line);border-radius:4px;background:transparent;flex-shrink:0}.menu-toggle span{width:20px;height:2px;background:var(--ink);transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}nav{display:none;position:absolute;top:84px;left:0;right:0;flex-direction:column;align-items:stretch;gap:4px;padding:20px 32px;background:white;border-bottom:1px solid var(--line)}nav.is-open{display:flex}nav a{font-size:1rem;min-height:48px}.ccc-hero{gap:48px;padding-top:64px}.hero-tagline{font-size:3.8rem}.hero-actions{gap:18px}.hero-pattern{height:160px}.challenge-section,.process-grid,.faq-section{gap:44px 50px}.award-strip>.ccc-shell{gap:20px;flex-wrap:wrap}.award-year{margin-left:0}.ccc-partner{margin-left:auto}.vibe-guide{padding:28px}.vibe-guide dl>div{grid-template-columns:125px 1fr;gap:18px}.community-section>.ccc-shell,.registration-grid{gap:36px 50px}.footer-brand{padding-inline:12px}.footer-brand img{width:350px}}
@media(max-width:860px){.ccc-shell{width:calc(100% - 40px)}.header-inner{min-height:74px;gap:12px}.ccc-home{font-size:.76rem}.header-signup{font-size:.7rem;min-height:44px;padding:12px;gap:12px}nav{top:74px;padding-inline:20px}.ccc-hero{grid-template-columns:1fr;gap:0;padding-block:48px}.hero-identity{display:grid;grid-template-columns:minmax(340px,440px) 1fr;gap:40px;align-items:stretch}.hero-pattern{height:auto;min-height:160px;margin-top:0;--tile:320px}.hero-copy{margin-top:44px;padding:0;max-width:630px}.hero-copy>.ccc-label{margin-bottom:20px}.hero-tagline{font-size:clamp(3rem,7vw,4.4rem)}.desktop-break{display:none}.hero-intro{max-width:570px}.entry-facts{gap:20px;grid-template-columns:1fr 1fr 1.2fr;padding-block:25px}.entry-facts>div+div{padding-left:20px}.entry-facts dd{gap:12px;align-items:flex-start;flex-direction:column}.entry-facts strong{font-size:2.1rem}.entry-facts dd span{font-size:.75rem}.award-strip strong{font-size:.91rem}.award-strip>.ccc-shell{gap:16px}.award-strip>.ccc-shell>p{flex:1}.award-year{display:none}.ccc-partner{border-left:0;border-top:1px solid var(--line);margin:4px 0 0;padding:20px 0 0;flex-basis:100%;gap:22px}.ccc-partner>span:first-child{max-width:none}.ccc-section{padding-block:72px}.challenge-section,.process-grid,.faq-section{grid-template-columns:1fr;gap:32px}.challenge-copy .lead{font-size:1.1rem}.idea-examples{gap:14px}.idea-card{padding:25px 20px}.idea-card h3{font-size:1.15rem}.process-section,.community-section{padding-block:72px}.process-intro{position:static}.process-note{max-width:460px;margin-top:28px;padding-top:28px}.process-brand-mark{width:72px}.process-list{margin-top:16px}.guidance-heading{display:block}.guidance-heading>p{margin-top:24px;max-width:500px}.guidance-grid{grid-template-columns:1fr;gap:22px}.vibe-guide dl>div{grid-template-columns:150px 1fr}.project-principles{flex-direction:row;gap:20px}.project-principles article{padding:26px}.community-section>.ccc-shell{grid-template-columns:1fr;gap:28px}.community-heading{grid-row:auto}.community-heading>p:last-child{max-width:500px}.community-brand-mark{width:72px;margin-bottom:28px}.community-stats dd{font-size:3.3rem}.community-stats{margin:8px 0 0}.showcase-note{display:block;margin-top:0}.showcase-note h3{margin-top:16px}.showcase-note p:not(.ccc-label){margin-top:15px}.showcase-note .ccc-text-link{margin-top:20px}.registration-grid{grid-template-columns:1fr;gap:32px}.registration-pattern{--tile:384px;min-height:0;height:140px}.registration-copy{max-width:600px}.registration-section{padding-block:56px}.ccc-footer>.ccc-shell{flex-wrap:wrap;gap:20px 40px;justify-content:flex-start}.footer-brand{order:-1;flex-basis:100%;text-align:left;padding:0 0 20px}.footer-brand img{width:240px}.footer-brand p{margin-top:34px}dialog{padding:42px 26px}}
@media(max-width:600px){.ccc-hero{padding-block:40px 46px}.hero-identity{grid-template-columns:1fr}.ccc-wordmark{width:260px;max-width:100%}.hero-pattern{display:none}.hero-copy{margin-top:44px}.hero-tagline{font-size:clamp(2.75rem,10vw,3.75rem)}.hero-intro{font-size:.95rem;margin-top:24px}.hero-actions{align-items:flex-start;flex-direction:column;gap:18px;margin-top:25px}.hero-actions .ccc-button{min-width:232px}.entry-facts{grid-template-columns:1fr 1fr;gap:24px 20px}.entry-facts>div+div{padding-left:20px}.entry-facts>div:last-child{grid-column:1/-1;border-left:0;border-top:1px solid #FFFFFF33;padding:20px 0 0}.entry-facts>div:last-child dd{flex-direction:row;align-items:center}.entry-facts dt{font-size:.68rem}.entry-facts dd span{font-size:.78rem}.entry-facts>div:last-child dd span{max-width:none}.award-symbol{font-size:34px}.award-strip .ccc-label{font-size:.55rem;letter-spacing:.09em}.award-strip strong{font-size:.86rem;line-height:1.4;display:block}h2{font-size:clamp(2.6rem,10vw,3.8rem)}.idea-examples{grid-template-columns:1fr;gap:16px}.idea-card{padding:26px}.idea-type{margin-bottom:18px}.idea-card h3{font-size:1.3rem;max-width:none}.idea-card p{margin-top:12px}.process-list li{gap:17px;padding-block:26px}.step-number{flex-basis:28px}.process-list h3{font-size:1.25rem}.process-note{gap:24px}.process-brand-mark{width:64px}.guidance-heading h2{font-size:2.7rem}.vibe-guide{padding:28px 24px}.vibe-guide h3{font-size:1.65rem}.vibe-guide dl>div{grid-template-columns:1fr;gap:12px;padding-block:22px}.vibe-guide dt{font-size:2rem}.project-principles{flex-direction:column}.project-principles article{padding:28px}.community-stats{gap:15px}.community-stats dd{font-size:clamp(2.4rem,10vw,3.3rem)}.community-stats dt{font-size:.72rem}.faq-list details>p{padding-right:8px}.registration-pattern{--tile:320px;height:116px}.registration-copy h2{font-size:clamp(3rem,12vw,4.4rem)}.ccc-footer{padding-block:44px}.ccc-footer>.ccc-shell{align-items:flex-start;flex-direction:column;gap:14px}.footer-brand img{width:220px}.footer-brand{padding-bottom:16px}.footer-brand p{margin-top:30px}dialog h2{font-size:2.35rem}}
@media(max-width:380px){.header-signup{display:none}.menu-toggle{margin-left:auto}.hero-tagline{font-size:2.7rem}.ccc-wordmark{width:240px}.community-stats dd{font-size:2.35rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}

.hero-entry{margin-top:16px;max-width:440px;font-size:1rem;font-weight:600;color:var(--ink)}

.competition-kicker{font-size:1.15rem;font-weight:700;margin-bottom:16px}.hero-audience{font-size:clamp(1.25rem,2vw,1.6rem);font-weight:700;margin-top:12px;line-height:1.35}.hero-platform{display:inline-block;font-size:1.05rem;margin-top:24px;padding:10px 16px;background:var(--green);color:var(--ink);border-radius:4px}.hero-platform+.hero-intro{margin-top:20px}