:root{
  --usc-blue:#000066;
  --text:#292929;
  --muted:#5c5c5c;
  --line:#d3d6dc;
  --soft:#f3f4f6;
  --white:#fff;
  --font:Arial,Helvetica,sans-serif;
  --mono:Consolas,'Liberation Mono',monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--text);font:16px/1.55 var(--font);-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--usc-blue)}
button{font:inherit}
.demo-banner{min-height:34px;background:var(--usc-blue);color:#fff;display:flex;align-items:center;justify-content:center;gap:9px;padding:6px 16px;text-align:center;font-size:12px;letter-spacing:.035em}
.pulse{height:7px;width:7px;flex:0 0 auto;border-radius:50%;background:#78c4d2}
.banner-divider{opacity:.65}
.site-header{min-height:90px;padding:12px clamp(20px,5vw,76px);display:flex;align-items:center;justify-content:space-between;gap:28px;border-bottom:1px solid var(--line);position:relative;z-index:5;background:#fff}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--usc-blue);min-width:max-content}
.brand-logo{width:58px;height:46px;object-fit:contain}
.brand-title{display:block;font-size:15px;font-weight:700;line-height:1.25;letter-spacing:.025em}
.brand-subtitle{display:block;margin-top:3px;color:#555;font-size:11px;letter-spacing:.08em}
.nav-links{display:flex;align-items:center;gap:clamp(12px,2.3vw,30px)}
.nav-links>a{font-size:14px;text-decoration:none;color:var(--usc-blue);white-space:nowrap}
.nav-links>a:not(.nav-cta):hover{text-decoration:underline;text-underline-offset:5px}
.nav-cta{padding:10px 14px;border:1px solid var(--usc-blue);font-weight:700}
.nav-cta span{padding-left:8px}
.menu-toggle{display:none;background:#fff;border:1px solid var(--usc-blue);height:42px;width:46px;align-items:center;justify-content:center;flex-direction:column;gap:6px;cursor:pointer}
.menu-toggle span{width:19px;height:2px;background:var(--usc-blue)}
.breadcrumbs{padding:12px clamp(20px,5vw,76px);display:flex;align-items:center;gap:9px;border-bottom:1px solid #e6e6e6;color:#555;font-size:13px}
.breadcrumbs a{color:var(--usc-blue);text-underline-offset:2px}
.breadcrumbs b{font-weight:600;color:#333}
.top-partners{width:100%;background:var(--usc-blue);padding:22px 0 0;color:#fff;overflow:hidden}
.top-partners-heading{max-width:1280px;margin:0 auto;padding:0 clamp(24px,6vw,80px) 14px;display:flex;align-items:baseline;gap:15px}
.top-partners-heading span{font-size:11px;font-weight:700;letter-spacing:.08em;color:#d7d9ef}
.top-partners-heading h2{font-size:17px;line-height:1.3;font-weight:600;margin:0}
.top-logo-window{background:#fff;width:100%;height:96px;overflow:hidden;display:flex;align-items:center}
.top-logo-track{display:flex;width:max-content;flex:none;animation:logo-drift 62s linear infinite}
.top-logo-window:hover .top-logo-track{animation-play-state:paused}
.top-logo-set{height:96px;display:flex;align-items:center;flex:none}
.top-logo-set img{width:160px;height:100%;padding:18px 24px;object-fit:contain;border-right:1px solid #e8e9ed}
.hero{max-width:1440px;margin:0 auto;position:relative;display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:clamp(32px,5vw,72px);align-items:center;padding:62px clamp(24px,6vw,90px) 28px;border-top:4px solid var(--usc-blue)}
.hero-grid,.hero-orbit{display:none}
.hero-copy{max-width:650px}
.eyebrow,.section-kicker{font:600 12px/1.4 var(--font);color:#555;letter-spacing:.095em}
.eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.eyebrow-line{height:2px;width:28px;background:var(--usc-blue)}
h1,h2,h3,p{margin-top:0}
.hero h1{font-size:clamp(42px,5vw,68px);line-height:1.08;letter-spacing:-.045em;color:var(--usc-blue);margin:0 0 20px;font-weight:700}
.hero h1 .serif-accent{font:inherit;color:var(--usc-blue);text-decoration:underline;text-decoration-color:#8dbeca;text-decoration-thickness:4px;text-underline-offset:5px}
.hero-lead{max-width:550px;font-size:18px;line-height:1.65;color:#444;margin-bottom:26px}
.hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.button{min-height:48px;display:inline-flex;align-items:center;justify-content:space-between;gap:25px;padding:11px 17px;border:1px solid var(--usc-blue);cursor:pointer;text-decoration:none;font-size:15px;font-weight:700;transition:background .15s,color .15s}
.button-lime{background:var(--usc-blue);color:#fff}
.button-lime:hover,.button-dark:hover{background:#fff;color:var(--usc-blue)}
.button span{font-size:18px}
.text-link{font-size:14px;font-weight:700;text-underline-offset:4px}
.hero-meta{margin-top:25px;display:flex;flex-wrap:wrap;gap:12px 24px;color:#555;font-size:13px}
.hero-meta span{display:flex;align-items:center;gap:8px}
.meta-dot{height:6px;width:6px;border-radius:50%;background:var(--usc-blue)}
.hero-art{position:static!important;transform:none!important;width:auto!important;height:auto!important;display:grid;grid-template-columns:1.35fr 1fr;align-items:stretch;gap:12px;opacity:1!important}
.photo-main,.photo-detail{position:static;margin:0;transform:none;width:auto;height:auto;padding:0;overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:none}
.photo-main img,.photo-detail img{width:100%;height:calc(100% - 42px);min-height:245px;object-fit:cover;display:block}
.photo-main figcaption,.photo-detail figcaption{min-height:42px;display:flex;align-items:center;padding:8px 11px;font:600 10px/1.3 var(--font);letter-spacing:.055em;color:#444}
.photo-detail{align-self:center}
.photo-detail img{min-height:190px;max-height:255px}
.photo-detail figcaption{min-height:42px;font-size:9px}
.photo-stamp,.photo-cross{display:none}
.hero-bottom{position:static;grid-column:1/-1;display:flex;align-items:center;gap:13px;padding-top:15px;border-top:1px solid var(--line);color:#555;font:11px var(--mono);letter-spacing:.07em}
.bottom-line{width:36px;height:1px;background:#999}
.hero-bottom a{margin-left:auto;color:var(--usc-blue);font:600 11px var(--font);text-underline-offset:3px}
.event-strip{background:var(--usc-blue);color:#fff;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:20px clamp(20px,6vw,90px);gap:0}
.event-fact{min-width:0;padding:5px 22px;border-left:1px solid #ffffff55;display:flex;flex-direction:column;gap:4px}
.event-fact:first-child{border-left:0;padding-left:0}
.event-fact span{font:600 11px var(--font);letter-spacing:.08em;color:#e4e7ef}
.event-fact strong{font-size:17px;line-height:1.3;font-weight:700}
.event-fact small{font-size:13px;line-height:1.4;color:#e3e4ea}
.event-count strong,.event-open strong{font:700 17px var(--font);color:#fff}
.poster-section{max-width:1240px;margin:0 auto;padding:74px clamp(24px,6vw,80px);display:grid;grid-template-columns:minmax(0,1fr) minmax(270px,370px);gap:clamp(40px,8vw,120px);align-items:center;border-bottom:1px solid var(--line)}
.poster-copy h2,.intro h2,.section-heading h2,.agenda h2,.leaderboard-heading h2,.join-content h2{font-size:clamp(36px,4.2vw,54px);line-height:1.12;letter-spacing:-.035em;color:var(--usc-blue);font-weight:700;margin:18px 0}
.poster-copy h2 span,.intro h2 span,.section-heading h2 span,.agenda h2 span,.leaderboard-heading h2 span,.join-content h2 span{color:var(--usc-blue);font-family:var(--font);font-weight:700}
.poster-copy>p{max-width:580px;font-size:17px;line-height:1.65;color:#444}
.poster-facts{margin-top:27px;border-top:1px solid var(--line)}
.poster-facts>div{padding:12px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:minmax(130px,.7fr) minmax(0,1.3fr);gap:18px}
.poster-facts span{font-size:11px;font-weight:700;letter-spacing:.06em;color:#555}
.poster-facts strong{font-size:15px;line-height:1.45;font-weight:600;color:#292929}
.poster-small{font-size:13px!important;color:#555!important;margin:17px 0 0}
.poster-image-link{display:block;padding:12px;background:#fff;border:1px solid var(--line);color:var(--usc-blue);text-decoration:none}
.poster-image-link img{width:100%;height:auto;display:block}
.poster-image-link>span{display:flex;justify-content:space-between;align-items:center;padding:12px 4px 2px;font-size:12px;font-weight:700;letter-spacing:.035em}
.poster-image-link:hover>span{text-decoration:underline;text-underline-offset:3px}
.section-pad{max-width:1280px;margin:0 auto;padding:76px clamp(24px,6vw,80px)}
.section-kicker{color:#555}
.intro-content{display:grid;grid-template-columns:1.1fr .8fr;gap:8%;align-items:end;margin:22px 0 38px}
.intro h2,.section-heading h2,.agenda h2,.leaderboard-heading h2,.join-content h2{margin:0}
.intro-aside p,.section-heading>p,.agenda-intro>p{font-size:16px;line-height:1.7;color:#4a4a4a;margin:0 0 16px;max-width:500px}
.arrow-link{font-size:14px;font-weight:700;text-underline-offset:4px}
.arrow-link span{padding-left:8px}
.experience-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}
.experience-card{min-height:250px;padding:23px 24px 19px;display:flex;flex-direction:column;border:1px solid var(--line);background:#fff}
.card-yellow,.card-blue,.card-coral{background:#fff}
.card-index{font:11px var(--mono);color:#555}
.card-icon{font-size:25px;color:var(--usc-blue);margin:20px 0 10px}
.experience-card h3{font-size:23px;line-height:1.2;letter-spacing:-.025em;color:var(--usc-blue);margin:0 0 10px}
.experience-card p{font-size:15px;line-height:1.6;color:#4c4c4c;margin-bottom:16px}
.card-footer{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font:600 10px var(--font);letter-spacing:.07em;display:flex;justify-content:space-between;color:#555}
.card-footer i{font:normal 14px var(--font);color:var(--usc-blue)}
.precedents{max-width:none;background:var(--soft)}
.precedents>*{max-width:1120px;margin-left:auto;margin-right:auto}
.precedents .section-heading{margin-top:20px;margin-bottom:30px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:35px}
.section-heading>p{margin:0 0 4px;max-width:390px}
.precedent-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.precedent-card{padding:23px 24px;background:#fff;border:1px solid var(--line);border-top:3px solid var(--usc-blue);min-height:250px;display:flex;flex-direction:column}
.precedent-top{display:flex;justify-content:space-between;gap:12px;font:600 10px var(--font);letter-spacing:.05em;color:#555}
.precedent-card h3{font-size:24px;line-height:1.25;color:var(--usc-blue);margin:22px 0 8px}
.precedent-card p{font-size:15px;line-height:1.65;color:#444;margin:0 0 18px}
.precedent-card>a{margin-top:auto;font-size:13px;font-weight:700;color:var(--usc-blue);text-underline-offset:3px}
.precedent-card>a span{padding-left:7px}
.partners-block{margin-top:38px;padding-top:23px;border-top:1px solid #c9ccd2;display:grid;grid-template-columns:minmax(180px,.65fr) minmax(0,1.35fr);grid-template-rows:auto auto;gap:14px 24px;align-items:center}
.partners-heading{grid-column:1;grid-row:1/3;align-self:center}
.partners-heading>span{font:700 11px var(--font);letter-spacing:.07em;color:var(--usc-blue)}
.partners-heading p{font-size:14px;line-height:1.55;color:#555;margin:9px 0 0}
.logo-banner{grid-column:2;grid-row:1;background:#fff;border:1px solid #d7d9de;overflow:hidden;min-width:0;height:116px;display:flex;align-items:center;outline-offset:3px}
.logo-banner:focus-visible{outline:2px solid var(--usc-blue)}
.logo-track{width:max-content;display:flex;flex:none;animation:logo-drift 62s linear infinite}
.logo-banner:hover .logo-track,.logo-banner:focus-within .logo-track{animation-play-state:paused}
.logo-set{height:114px;display:flex;align-items:center;flex:none}
.logo-item{margin:0;width:178px;height:100%;padding:20px 22px;display:flex;align-items:center;justify-content:center;border-right:1px solid #e8e9ed;background:#fff}
.logo-item img{max-width:100%;max-height:58px;object-fit:contain;display:block}
.partners-note{grid-column:2;grid-row:2;padding-top:3px;margin:0;color:#555;font-size:12px;line-height:1.55}
.partners-note a{color:var(--usc-blue);text-underline-offset:2px}
.challenges{max-width:none;background:#fff}
.challenges>*{max-width:1120px;margin-left:auto;margin-right:auto}
.challenges .section-heading{margin-top:20px;margin-bottom:28px}
.challenge-list{border-top:1px solid var(--line)}
.challenge-row{display:grid;grid-template-columns:40px 54px minmax(0,1fr) auto 24px;align-items:center;gap:16px;padding:20px 5px;border-bottom:1px solid var(--line)}
.challenge-row:hover{background:#f7f8fa}
.challenge-num{font:12px var(--mono);color:#555}
.challenge-symbol{width:44px;height:44px;border:1px solid var(--line);display:grid;place-items:center;color:var(--usc-blue);font-size:20px;background:#fff}
.challenge-info h3{font-size:18px;color:var(--usc-blue);margin:0 0 4px}
.challenge-info p{font-size:14px;line-height:1.5;color:#555;margin:0}
.challenge-tags{display:flex;gap:7px}
.challenge-tags span{font:600 10px var(--font);letter-spacing:.04em;border:1px solid #c8cbd2;padding:6px 8px;color:#555}
.challenge-arrow{font-size:18px;color:var(--usc-blue)}
.agenda{max-width:none;background:var(--soft)}
.agenda-layout{max-width:1120px;margin:24px auto 0;display:grid;grid-template-columns:.75fr 1.25fr;gap:10%}
.agenda-intro>p{margin-top:16px}
.agenda-stamp{margin-top:35px;width:118px;height:118px;border:1px solid var(--usc-blue);border-radius:50%;display:flex;align-items:center;justify-content:center;gap:6px;font:600 32px var(--mono);color:var(--usc-blue)}
.agenda-stamp span{font:600 9px var(--font);line-height:1.4;letter-spacing:.055em}
.timeline-day{display:flex;align-items:center;gap:13px;margin:0 0 10px;color:var(--usc-blue);font:700 12px var(--font);letter-spacing:.04em}
.timeline-day i{font-style:normal;color:#555;font-size:11px;padding-left:8px}
.day-line{height:1px;flex:1;background:#b9bdc5}
.timeline-item{display:grid;grid-template-columns:58px minmax(0,1fr) auto;gap:13px;align-items:start;padding:12px 0 14px;border-bottom:1px solid #d5d7dc}
.timeline-item time{color:var(--usc-blue);font:600 13px var(--mono);padding-top:1px}
.timeline-item h3{font-size:15px;line-height:1.4;color:#292929;margin:0 0 3px}
.timeline-item p{font-size:13px;line-height:1.5;color:#555;margin:0}
.timeline-type{font:600 9px var(--font);letter-spacing:.05em;color:#555;padding-top:3px}
.timeline-day.day-next{margin-top:24px}
.timeline-finish{border-bottom:0}
.leaderboard-section{background:#fff}
.leaderboard-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:20px 0 27px}
.live-label{font:600 10px var(--font);letter-spacing:.07em;display:flex;align-items:center;gap:8px;padding-bottom:5px;color:#555}
.live-label .pulse{background:var(--usc-blue)}
.leaderboard{border-top:1px solid var(--line)}
.leaderboard-head,.team-row{display:grid;grid-template-columns:.45fr 1.55fr 1.25fr 1.15fr .8fr;align-items:center;gap:14px}
.leaderboard-head{min-height:42px;font:700 10px var(--font);letter-spacing:.06em;color:#555}
.team-row{min-height:67px;border-top:1px solid var(--line);font-size:14px}
.rank{font:12px var(--mono);color:#555}
.rank-one{color:var(--usc-blue)}
.team-name{display:flex;align-items:center;gap:10px;font-weight:700;color:#292929}
.team-avatar{width:30px;height:30px;border:1px solid var(--line);display:grid;place-items:center;font-style:normal;font-size:12px;color:var(--usc-blue);background:#fff}
.project-name{font-size:13px;color:#555}
.team-status{display:flex;align-items:center;gap:7px;color:#555;font-size:12px}
.team-status i{width:6px;height:6px;border-radius:50%;background:#547a5b}
.progress{height:5px;background:#e0e1e4;overflow:hidden}
.progress span{display:block;width:var(--progress);height:100%;background:var(--usc-blue)}
.leaderboard-note{font-size:12px;color:#555;margin:15px 0 0}
.join-section{max-width:1280px;margin:0 auto;padding:55px clamp(24px,6vw,80px);border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;position:relative}
.join-decoration{display:none}
.join-section>.section-kicker{grid-column:1/-1}
.join-content h2{margin:0 0 12px}
.join-content>p{font-size:16px;color:#444;margin:0 0 14px}
.button-dark{background:var(--usc-blue);color:#fff}
.join-note{margin-top:12px;font-size:12px;color:#555}
.join-side{max-width:260px;color:#555;font-size:13px;line-height:1.6}
.join-code{border-left:2px solid var(--usc-blue);padding:8px 0 8px 14px;font:13px/1.8 var(--mono);color:#333;background:#fff}
.join-side>span{display:block;margin-top:8px;font:600 9px var(--font);letter-spacing:.05em}
.footer{background:var(--usc-blue);color:#fff;padding:35px clamp(20px,5vw,76px) 18px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:20px}
.footer-brand{color:#fff}.footer-brand .brand-title,.footer-brand .brand-subtitle{color:#fff}
.footer-brand .brand-logo{background:#fff}
.footer p{font-size:13px;line-height:1.55;color:#e5e7ef;margin:0}
.back-top{font-size:11px;font-weight:700;letter-spacing:.04em;color:#fff}
.footer-bottom{grid-column:1/-1;margin-top:10px;border-top:1px solid #ffffff66;padding-top:13px;display:flex;justify-content:space-between;gap:15px;color:#e0e2eb;font:10px var(--font);letter-spacing:.04em}
.toast{position:fixed;left:50%;bottom:20px;z-index:20;max-width:min(92vw,560px);transform:translate(-50%,20px);opacity:0;pointer-events:none;background:#222;color:#fff;padding:14px 18px;font-size:14px;box-shadow:0 4px 14px #0003;transition:opacity .2s,transform .2s}
.toast.show{opacity:1;transform:translate(-50%,0)}
@keyframes logo-drift{to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.logo-banner{overflow-x:auto}.logo-track,.top-logo-track{animation:none}.logo-set[aria-hidden="true"],.top-logo-set[aria-hidden="true"]{display:none}.toast{transition:none}}
@media(max-width:900px){.site-header{min-height:78px}.nav-links{gap:14px}.nav-links>a{font-size:12px}.hero{gap:28px;padding-top:48px}.hero-lead{font-size:16px}.event-fact{padding-left:14px;padding-right:14px}.event-fact strong{font-size:15px}.photo-main img{min-height:215px}.photo-detail img{min-height:170px}.section-pad{padding-top:60px;padding-bottom:60px}}
@media(max-width:760px){
  .top-partners{padding-top:17px}
  .top-partners-heading{gap:8px;align-items:flex-start;flex-direction:column;padding-bottom:11px}
  .top-partners-heading h2{font-size:16px}
  .top-logo-window,.top-logo-set{height:78px}
  .top-logo-set img{width:132px;padding:14px 19px}
  .site-header{min-height:68px;padding:9px 20px}
  .brand-logo{width:49px;height:40px}
  .brand-title{font-size:14px}
  .menu-toggle{display:flex}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;padding:15px 20px 20px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;box-shadow:0 5px 8px #0000000b}
  .nav-links.open{display:flex}
  .nav-links>a{font-size:16px;padding:12px 3px;border-bottom:1px solid #e4e5e8}
  .nav-links .nav-cta{margin-top:12px;text-align:center;border:1px solid var(--usc-blue)}
  .breadcrumbs{font-size:12px;padding:10px 20px;flex-wrap:wrap;line-height:1.5}
  .hero{display:flex;flex-direction:column;align-items:stretch;gap:26px;padding:42px 22px 20px}
  .hero-copy{max-width:none;width:100%}
  .hero h1{font-size:clamp(38px,8.5vw,56px);line-height:1.1;margin-bottom:15px}
  .hero-lead{font-size:17px;line-height:1.6;margin-bottom:20px}
  .hero-meta{font-size:13px;margin-top:18px}
  .hero-art{width:100%!important;grid-template-columns:1.15fr .85fr;gap:10px;margin:0 auto}
  .photo-main img{min-height:230px;height:250px}
  .photo-detail img{min-height:170px;height:205px}
  .hero-bottom{width:100%;font-size:10px;flex-wrap:wrap}
  .hero-bottom a{font-size:11px}
  .event-strip{grid-template-columns:1fr 1fr;padding:0 18px}
  .event-fact{min-height:91px;justify-content:center;padding:14px 12px;border-left:1px solid #ffffff55;border-bottom:1px solid #ffffff55}
  .event-fact:first-child{padding-left:12px}
  .event-fact:nth-child(odd){border-left:0;padding-left:0}
  .event-fact:nth-child(n+3){border-bottom:0}
  .event-fact span{font-size:10px}
  .event-fact strong,.event-count strong,.event-open strong{font-size:15px}
  .event-fact small{font-size:12px}
  .poster-section{padding:48px 22px;grid-template-columns:1fr;gap:25px}
  .poster-copy h2,.intro h2,.section-heading h2,.agenda h2,.leaderboard-heading h2,.join-content h2{font-size:clamp(34px,8vw,46px)}
  .poster-copy>p{font-size:16px}
  .poster-facts>div{grid-template-columns:minmax(105px,.55fr) minmax(0,1.45fr);gap:12px;padding:11px 0}
  .poster-facts span{font-size:10px}
  .poster-facts strong{font-size:14px}
  .poster-image-link{width:min(100%,430px);margin:0 auto}
  .section-pad{padding:54px 22px}
  .intro-content{grid-template-columns:1fr;gap:16px;margin:20px 0 28px}
  .intro-aside p,.section-heading>p,.agenda-intro>p{font-size:16px}
  .experience-grid{grid-template-columns:1fr;gap:10px}
  .experience-card{min-height:0;padding:20px}
  .experience-card h3{font-size:23px}
  .experience-card p{font-size:16px;line-height:1.55}
  .section-heading{display:block}
  .section-heading>p{margin-top:14px}
  .precedent-grid{grid-template-columns:1fr;gap:12px}
  .precedent-card{min-height:0;padding:20px}
  .precedent-card h3{font-size:22px;margin:18px 0 8px}
  .precedent-card p{font-size:15px}
  .partners-block{grid-template-columns:1fr;grid-template-rows:auto auto auto;gap:13px;margin-top:28px;padding-top:18px}
  .partners-heading,.logo-banner,.partners-note{grid-column:1;grid-row:auto}
  .partners-heading p{font-size:14px}
  .logo-banner{height:104px}
  .logo-set{height:102px}
  .logo-item{width:150px;padding:16px}
  .logo-item img{max-height:54px}
  .partners-note{font-size:12px}
  .challenge-row{grid-template-columns:25px 42px minmax(0,1fr) 18px;gap:10px;padding:16px 0}
  .challenge-symbol{width:38px;height:38px}
  .challenge-info h3{font-size:16px}
  .challenge-info p{font-size:14px}
  .challenge-tags{display:none}
  .agenda-layout{grid-template-columns:1fr;gap:28px;margin-top:20px}
  .agenda-stamp{width:95px;height:95px;margin:22px 0 0;font-size:25px}
  .timeline-item{grid-template-columns:52px minmax(0,1fr);gap:10px;padding:11px 0}
  .timeline-item h3{font-size:15px}
  .timeline-item p{font-size:14px}
  .timeline-type{display:none}
  .leaderboard-heading{display:block;margin:18px 0 22px}
  .live-label{margin-top:13px}
  .leaderboard-head{grid-template-columns:32px minmax(110px,1fr) minmax(100px,1fr);gap:8px;font-size:9px}
  .leaderboard-head span:nth-child(4),.leaderboard-head span:nth-child(5){display:none}
  .team-row{grid-template-columns:32px minmax(110px,1fr) minmax(100px,1fr);gap:8px;min-height:61px;font-size:12px}
  .team-name{font-size:12px;gap:6px}
  .team-avatar{width:24px;height:24px}
  .project-name{font-size:12px}
  .team-status,.progress{display:none}
  .leaderboard-note{font-size:12px}
  .join-section{padding:42px 22px;grid-template-columns:1fr;gap:16px}
  .join-section>.section-kicker{grid-column:1}
  .join-content>p{font-size:16px}
  .join-side{max-width:100%}
  .footer{padding:28px 20px 16px;grid-template-columns:1fr auto;gap:15px}
  .footer p{grid-column:1/-1;grid-row:2;font-size:13px}
  .back-top{grid-column:2;grid-row:1}
  .footer-bottom{font-size:9px;line-height:1.5;flex-wrap:wrap}
}
@media(max-width:420px){
  .demo-banner{font-size:10px;gap:6px}
  .brand{gap:9px}.brand-logo{width:43px;height:36px}.brand-title{font-size:12px}.brand-subtitle{font-size:9px}
  .hero{padding-left:18px;padding-right:18px}
  .hero-art{grid-template-columns:1fr 1fr;gap:7px}
  .photo-main img{height:190px;min-height:190px}
  .photo-detail img{height:155px;min-height:155px}
  .photo-main figcaption,.photo-detail figcaption{font-size:8px;padding:7px}
  .hero-actions{gap:14px}
  .button{min-height:46px;font-size:14px}
  .event-strip{padding:0 14px}
  .event-fact{padding:12px 9px}.event-fact:first-child{padding-left:9px}
  .event-fact strong,.event-count strong,.event-open strong{font-size:13px}
  .poster-section{padding-left:18px;padding-right:18px}
  .poster-facts>div{grid-template-columns:1fr;gap:2px}
  .section-pad{padding-left:18px;padding-right:18px}
  .footer-bottom{font-size:8px}
}