:root{--navy:#092a57;--blue:#075da7;--sky:#25a9df;--gold:#ffc31c;--red:#ef2828;--ink:#10233b;--mist:#eef7fc;--white:#fff;--shadow:0 20px 60px rgba(7,42,87,.12)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);font-family:Manrope,Arial,sans-serif;background:#fff;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.skip-link{position:fixed;left:1rem;top:-5rem;background:#fff;padding:.8rem 1rem;z-index:100}
.skip-link:focus{top:1rem}
.site-header{height:92px;background:#fff;position:sticky;top:0;z-index:50;box-shadow:0 4px 24px rgba(5,35,73,.08)}
.nav-wrap{height:100%;display:flex;align-items:center;gap:30px}
.institute-brand{width:235px;flex:none}
.institute-brand img{height:62px;width:100%;object-fit:contain;object-position:left}
.site-nav{margin-left:auto;display:flex;gap:20px;align-items:center}
.site-nav a{font-size:13px;font-weight:800;color:#24415f;white-space:nowrap;position:relative}
.site-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:-8px;height:2px;background:var(--gold);transition:.25s}
.site-nav a:hover:after{right:0}
.menu-toggle{display:none;border:0;background:transparent;padding:8px}
.menu-toggle span{display:block;width:25px;height:2px;background:var(--navy);margin:5px}
.hero{position:relative;color:#fff;min-height:720px;background:radial-gradient(circle at 78% 28%,#1767ad 0,transparent 32%),linear-gradient(126deg,#061f46 0%,#073b76 58%,#0b5ca3 100%);overflow:hidden;scroll-margin-top:92px}
.hero:after{content:"";position:absolute;bottom:-2px;left:0;width:100%;height:88px;background:#fff;clip-path:polygon(0 55%,22% 90%,52% 48%,78% 84%,100% 35%,100% 100%,0 100%)}
.hero-orb{position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.11)}
.orb-one{width:530px;height:530px;right:-120px;top:-180px}
.orb-two{width:360px;height:360px;right:25%;bottom:-250px}
.hero-grid{height:630px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;position:relative;z-index:2}
.hero-copy{padding-bottom:30px}
.eyebrow,.kicker{display:inline-flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:800;color:var(--blue)}
.eyebrow{color:#a8dcff}
.eyebrow:before,.kicker:before{content:"";width:28px;height:3px;background:var(--gold)}
h1,h2,h3,p{margin-top:0}
h1{font-family:Oswald,sans-serif;font-size:clamp(48px,5.6vw,78px);line-height:1.05;letter-spacing:-.02em;margin:22px 0}
h1 em{font-style:normal;color:var(--gold);-webkit-text-stroke:1.2px #fff;paint-order:stroke fill}
.hero-lead{font-size:18px;line-height:1.7;max-width:580px;color:#d8eafa}
.hero-actions{display:flex;gap:14px;margin:32px 0 22px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:18px;min-height:54px;padding:0 25px;border-radius:7px;font-size:14px;font-weight:800;transition:.25s}
.btn:hover{transform:translateY(-3px)}
.btn-gold{background:var(--gold);color:var(--navy);box-shadow:0 12px 28px rgba(255,195,28,.23)}
.btn-outline{border:1px solid rgba(255,255,255,.5);color:#fff}
.btn-blue{background:var(--blue);color:#fff}
.hero-note{font-size:13px;color:#bdd8ee}
.hero-note span{color:#ffcf35;margin-right:7px}
.hero-visual{height:100%;position:relative;display:flex;align-items:center;justify-content:center}
.hero-mascot{position:absolute;height:600px;bottom:-18px;left:50%;transform:translateX(-50%);z-index:2;filter:drop-shadow(0 25px 35px rgba(0,0,0,.22))}
.logo-glow{position:absolute;width:440px;height:440px;left:50%;top:65px;transform:translateX(-50%);border-radius:50%;background:rgba(255,255,255,.08);box-shadow:0 0 0 35px rgba(255,255,255,.025)}
.hero-stats{position:absolute;z-index:5;left:50%;bottom:40px;transform:translateX(-50%);display:grid;grid-template-columns:repeat(4,1fr);width:min(1100px,calc(100% - 40px));background:#fff;color:var(--ink);border-radius:13px;box-shadow:var(--shadow);overflow:hidden}
.hero-stats div{padding:20px 28px;display:flex;align-items:center;gap:12px;border-right:1px solid #e3edf4}
.hero-stats div:last-child{border:0}
.hero-stats strong{font-family:Oswald;font-size:26px;color:var(--blue)}
.hero-stats span{font-size:12px;font-weight:700;color:#64788b}
.quiz-ticker{position:relative;z-index:8;overflow:hidden;background:var(--gold);color:var(--navy);border-top:1px solid rgba(9,42,87,.12);border-bottom:1px solid rgba(9,42,87,.12)}
.ticker-track{display:flex;width:max-content;animation:ticker 22s linear infinite}
.ticker-track span{display:flex;align-items:center;gap:36px;padding:18px 44px;font:700 20px Oswald;text-transform:uppercase;letter-spacing:.055em;white-space:nowrap}
.ticker-track b{font-size:16px;color:var(--red)}
.quiz-ticker:hover .ticker-track{animation-play-state:paused}
@keyframes ticker{to{transform:translateX(-25%)}}
.section{padding:110px 0}
.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;gap:100px}
.about-art{position:relative}
.poster-crop{height:420px;border-radius:10px 80px 10px 10px;overflow:hidden;box-shadow:var(--shadow);background:var(--mist)}
.poster-crop img{width:100%;height:100%;object-fit:cover;object-position:50% 50%}
.floating-badge{position:absolute;right:-45px;bottom:35px;background:var(--gold);color:var(--navy);font-family:Oswald;font-size:24px;line-height:1.2;padding:28px;border-radius:50%;width:155px;height:155px;display:grid;place-items:center;text-align:center;box-shadow:0 16px 35px rgba(255,195,28,.3)}
h2{font-family:Oswald;font-size:clamp(38px,4.2vw,58px);line-height:1.12;color:var(--navy);margin:16px 0 22px}
.section-copy p,.section-heading p{line-height:1.8;color:#617589}
.text-link{display:inline-flex;gap:25px;align-items:center;font-weight:800;color:var(--blue);border-bottom:2px solid var(--gold);padding-bottom:7px}
.announcement{background:linear-gradient(90deg,#ffc00d,#ffd85c);padding:25px 0}
.announcement-inner{display:flex;align-items:center;justify-content:center;gap:30px}
.burst{font-size:36px}
.announcement strong{font-family:Oswald;font-size:26px;color:var(--navy)}
.announcement p{margin:3px 0 0}
.divider{height:54px;width:1px;background:rgba(9,42,87,.28)}
.free-entry{font-size:15px}
.journey{background:linear-gradient(#f2f9fd,#fff)}
.section-heading{text-align:center;max-width:760px;margin:0 auto 55px}
.section-heading .kicker{justify-content:center}
.round-card{display:grid;grid-template-columns:210px 1fr;margin-bottom:28px;border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 16px 50px rgba(8,57,105,.1)}
.round-graphic{min-height:300px;position:relative;padding:35px;color:#fff;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}
.round-graphic:before{content:"";position:absolute;width:190px;height:190px;border:1px solid rgba(255,255,255,.2);border-radius:50%;top:30px;left:-65px}
.round-blue .round-graphic{background:linear-gradient(145deg,#084f92,#092b5b)}
.round-gold .round-graphic{background:linear-gradient(145deg,#ffca25,#ed9716);color:var(--navy)}
.round-red .round-graphic{background:linear-gradient(145deg,#f2413e,#a7152f)}
.round-no{position:absolute;right:20px;top:6px;font-family:Oswald;font-size:92px;font-weight:700;opacity:.16}
.round-icon{font-size:52px;margin-bottom:14px}
.round-graphic small{font-weight:800;letter-spacing:.15em}
.round-content{padding:34px 40px}
.round-title span{font-size:13px;font-weight:800;color:var(--blue);text-transform:uppercase;letter-spacing:.1em}
.round-title h3{font:700 30px Oswald;color:var(--navy);margin:5px 0 20px}
.round-title p{color:#617589}
.date-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.date-grid.two-col{grid-template-columns:repeat(2,1fr)}
.date-grid div{background:#f0f7fb;padding:16px;border-radius:8px;border-left:3px solid var(--sky)}
.date-grid small,.date-grid span{display:block;color:#708296;font-size:11px}
.date-grid strong{font-size:13px;display:block;margin:5px 0;color:var(--navy)}
.declaration{margin-top:16px;display:flex;align-items:center;gap:18px;background:var(--navy);color:#fff;border-radius:8px;padding:14px 18px}
.declaration span{font-size:11px;text-transform:uppercase;color:#9bcbe9}
.declaration strong{font-size:14px}
.declaration em{margin-left:auto;font-size:12px;color:#ffd859;font-style:normal}
.zonal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.zonal-grid div{padding:13px;border:1px solid #e0ebf3;border-radius:8px;display:grid;grid-template-columns:32px 1fr}
.zonal-grid span{grid-row:1/3;font:700 23px Oswald;color:#ef3737}
.zonal-grid b{font-size:13px;color:var(--navy)}
.zonal-grid small{color:#75899a}
.final-card{display:grid;grid-template-columns:1fr 300px;align-items:center;background:linear-gradient(110deg,#071f45,#075fa9);border-radius:20px;color:#fff;padding:50px 70px;height:360px;overflow:hidden}
.final-card h2{color:#fff;margin:10px 0}
.final-card p{color:#c7e1f5;max-width:600px;line-height:1.7}
.final-card img{height:390px;align-self:end;object-fit:contain}
.kicker.light{color:#a9d9f6}
.status-pill{display:inline-block;background:var(--gold);color:var(--navy);padding:9px 14px;border-radius:30px;font-size:12px;font-weight:800}
.prizes{background:#fff}
.podium{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:end;max-width:900px;margin:0 auto 25px}
.prize-card{background:#eef6fb;border-radius:18px 18px 6px 6px;min-height:220px;text-align:center;padding:35px 20px;border-bottom:8px solid #a5b5c2}
.prize-card.winner{min-height:280px;background:linear-gradient(150deg,#fff4bd,#ffd548);border-color:#e5a500}
.prize-card.third{border-color:#bb6c33}
.medal{margin:auto;display:grid;place-items:center;width:64px;height:64px;border-radius:50%;background:linear-gradient(#eaf1f6,#9aabb7);color:#fff;font:700 30px Oswald;border:5px solid #fff;box-shadow:0 7px 17px rgba(0,0,0,.12)}
.winner .medal{background:linear-gradient(#ffe873,#e7a900)}
.third .medal{background:linear-gradient(#d79361,#94502b)}
.prize-card small{display:block;margin:18px 0 6px;font-weight:800}
.prize-card strong{font:700 34px Oswald;color:var(--navy)}
.crown{display:block;color:#d39900;font-size:25px}
.semi-prizes{background:var(--navy);color:#fff;max-width:1040px;margin:auto;padding:28px 35px;border-radius:12px;display:flex;align-items:center;justify-content:space-between}
.semi-prizes span{font-size:18px;color:#a8cce6}
.semi-prizes h3{margin:6px 0 0;font:600 22px Oswald}
.mini-prizes{display:flex;gap:35px}
.mini-prizes p{margin:0}
.mini-prizes span,.mini-prizes b{display:block}
.mini-prizes b{font:600 23px Oswald;color:var(--gold);margin-top:4px}
.sponsors{background:#f1f8fc}
.sponsor-stack{max-width:1000px;margin:auto}
.sponsor-tier{background:#fff;border-radius:10px;display:flex;align-items:center;justify-content:space-between;padding:20px 30px;margin-bottom:14px;border-left:8px solid}
.sponsor-tier span{font-family:Oswald;font-weight:700}
.sponsor-tier p{margin:0;color:#8595a3}
.title-sponsor{border-color:#15487b;padding:28px 35px}
.title-sponsor span{font-size:34px;color:var(--navy)}
.sponsor-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.sponsor-row .sponsor-tier{display:block;text-align:center;border-left:0;border-top:7px solid;padding:30px 15px}
.platinum{border-color:#8f9ca5!important}
.platinum span{font-size:25px;color:#596a77}
.gold{border-color:#e2ae1b!important}
.gold span{font-size:22px;color:#a87900}
.silver{border-color:#bac3ca!important}
.silver span{font-size:19px;color:#77848d}
.sponsor-row p{margin-top:12px}
.live-numbers{background:linear-gradient(100deg,#062450,#0c64ab);padding:46px 0;color:#fff}
.numbers-grid{display:grid;grid-template-columns:1fr 1fr auto;align-items:center;gap:60px}
.numbers-grid>div{position:relative}
.numbers-grid p{margin:0;color:#a8d3f0;font-size:12px;text-transform:uppercase;letter-spacing:.12em}
.numbers-grid strong{font:700 44px Oswald;display:inline-block;margin-right:12px}
.numbers-grid small{color:#b9d4e8}
.pulse{display:inline-block;width:8px;height:8px;background:#3cda82;border-radius:50%;margin-right:5px}
.past-inner{display:flex;justify-content:space-between;align-items:center;background:#fff;border:1px solid #e0edf5;padding:45px 55px;border-radius:18px}
.past-inner h2{font-size:40px;margin-bottom:12px}
.past-inner p{color:#667b8e;margin:0}
footer{background:#061c3d;color:#fff;padding:70px 0 20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:50px}
.footer-brand img{width:265px;filter:brightness(0) invert(1);opacity:.9}
.footer-brand p{margin-top:25px;color:#94aec5;line-height:1.7}
.footer-grid h3{font:600 18px Oswald;color:var(--gold)}
.footer-grid a{display:block;color:#9eb4c8;font-size:13px;margin:12px 0}
.footer-mark img{filter:drop-shadow(0 10px 15px rgba(0,0,0,.25))}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:45px;padding-top:20px;display:flex;justify-content:space-between;color:#7290aa;font-size:12px}
.footer-bottom p{margin:0}
.footer-bottom a{margin-left:25px}

@media(max-width:1050px){.site-nav{position:fixed;inset:92px 0 auto 0;background:#fff;display:none;flex-direction:column;align-items:flex-start;padding:28px 30px;box-shadow:0 20px 35px rgba(0,0,0,.14)}
.site-nav.open{display:flex}
.site-nav a{font-size:14px;width:100%;padding:7px}
.menu-toggle{display:block;margin-left:auto}
.hero-grid{grid-template-columns:1fr 1fr}
.hero-mascot{height:520px}
.about-grid{gap:60px}
.date-grid{grid-template-columns:repeat(2,1fr)}
.zonal-grid{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:760px){.container{width:min(100% - 28px,1180px)}
.site-header{height:78px}
.hero{scroll-margin-top:78px}
.site-nav{top:78px}
.institute-brand{width:205px}
.institute-brand img{height:52px}
.hero{min-height:1040px}
.hero-grid{height:auto;grid-template-columns:1fr;padding-top:65px;text-align:center}
.eyebrow{justify-content:center}
.hero-copy{z-index:5}
.hero-lead{font-size:16px}
.hero-actions{justify-content:center;flex-wrap:wrap}
.hero-visual{height:430px}
.hero-mascot{height:410px;bottom:38px}
.hero-stats{grid-template-columns:repeat(2,1fr);position:static;left:auto;bottom:auto;transform:none;margin:24px auto 40px}
.hero-stats div{padding:14px}
.hero-stats strong{font-size:21px}
.hero:after{height:40px}
.section{padding:75px 0}
.about-grid{grid-template-columns:1fr;gap:60px}
.poster-crop{height:330px}
.floating-badge{right:-4px;width:125px;height:125px;font-size:20px}
.announcement-inner{flex-wrap:wrap;text-align:center;gap:12px}
.divider{display:none}
.announcement strong{font-size:23px}
.round-card{grid-template-columns:1fr}
.round-graphic{min-height:155px}
.round-content{padding:25px 18px}
.date-grid,.date-grid.two-col{grid-template-columns:1fr 1fr}
.declaration{align-items:flex-start;flex-direction:column;gap:4px}
.declaration em{margin:4px 0 0}
.zonal-grid{grid-template-columns:1fr}
.final-card{height:520px;grid-template-columns:1fr;padding:40px 28px}
.final-card img{height:250px;justify-self:center}
.podium{grid-template-columns:1fr}
.prize-card,.prize-card.winner{min-height:auto}
.winner{grid-row:1}
.semi-prizes{align-items:flex-start;flex-direction:column;gap:20px}
.mini-prizes{width:100%;justify-content:space-between;gap:10px}
.sponsor-row{grid-template-columns:1fr}
.numbers-grid{grid-template-columns:1fr 1fr;gap:30px}
.numbers-grid .btn{grid-column:1/3}
.past-inner{padding:30px;display:block}
.past-inner .btn{margin-top:25px}
.footer-grid{grid-template-columns:1fr 1fr}
.footer-brand,.footer-mark{grid-column:1/3}
.footer-mark img{width:210px}
.footer-bottom{display:block}
.footer-bottom div{margin-top:15px}
.footer-bottom a{margin:0 20px 0 0}
}

@media(max-width:430px){h1{font-size:45px}
.hero-actions .btn{width:100%}
.hero{min-height:1020px}
.hero-visual{height:400px}
.hero-mascot{height:370px;bottom:38px}
.hero-stats span{font-size:10px}
.date-grid,.date-grid.two-col{grid-template-columns:1fr}
.round-title h3{font-size:26px}
.numbers-grid{grid-template-columns:1fr}
.numbers-grid .btn{grid-column:auto}
.mini-prizes{flex-direction:column}
.footer-grid{grid-template-columns:1fr}
.footer-brand,.footer-mark{grid-column:auto}
}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*{transition:none!important;animation:none!important}
}


/* ===== Client-requested changes (Sep 2026) ===== */
.hero-title-red{color:var(--red);-webkit-text-stroke:1.5px #fff;paint-order:stroke fill;text-shadow:0 0 1px rgba(255,255,255,.5)}
.free-entry-highlight{font-size:20px;font-weight:800;color:#fff;background:var(--red);padding:4px 14px;border-radius:8px;display:inline-block}
.declaration-link{color:inherit;text-decoration:underline;text-underline-offset:3px}
.declaration-link:hover{opacity:.85}
.semi-prizes .semi-prizes-title{font-family:Oswald;font-weight:800;font-size:22px;color:var(--red);-webkit-text-stroke:1px #000;paint-order:stroke fill;background:var(--mist);padding:6px 16px;border-radius:8px;display:inline-block}
.zone-box-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.zone-box{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 10px 24px rgba(5,35,73,.12)}
.zone-box-head{padding:10px 8px;color:#fff;font-family:Oswald;font-weight:700;font-size:15px;text-align:center}
.zone-box-photo{height:92px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:var(--mist)}
.zone-box-photo svg{width:40px;height:40px}
.zone-box-photo img{width:100%;height:100%;object-fit:contain;display:block}
.zone-box-city{display:flex;align-items:center;justify-content:center;gap:6px;padding:10px 8px;font-weight:700;color:var(--navy);font-size:14px;border-top:1px solid #eef1f4}
.zone-pin{width:9px;height:9px;border-radius:50%;display:inline-block}
.zone-blue .zone-box-head{background:#2f6fed}.zone-blue .zone-box-photo{background:#eaf1ff;color:#2f6fed}.zone-blue .zone-pin{background:#2f6fed}
.zone-green .zone-box-head{background:#1f9d55}.zone-green .zone-box-photo{background:#e8f8ee;color:#1f9d55}.zone-green .zone-pin{background:#1f9d55}
.zone-purple .zone-box-head{background:#7c3aed}.zone-purple .zone-box-photo{background:#f1eafe;color:#7c3aed}.zone-purple .zone-pin{background:#7c3aed}
.zone-orange .zone-box-head{background:#e8731c}.zone-orange .zone-box-photo{background:#fdece0;color:#e8731c}.zone-orange .zone-pin{background:#e8731c}
.zone-teal .zone-box-head{background:#0d9488}.zone-teal .zone-box-photo{background:#e3f7f5;color:#0d9488}.zone-teal .zone-pin{background:#0d9488}
.zone-pink .zone-box-head{background:#db2777}.zone-pink .zone-box-photo{background:#fbe8f1;color:#db2777}.zone-pink .zone-pin{background:#db2777}
@media(max-width:700px){.zone-box-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:420px){.zone-box-head{font-size:13px}.zone-box-photo{height:76px}.zone-box-photo svg{width:32px;height:32px}.zone-box-city{font-size:12.5px}}
@media(min-width:901px){.zone-box-grid{grid-template-columns:repeat(6,1fr);gap:10px;margin-top:18px}.zone-box-head{padding:7px 4px;font-size:11px}.zone-box-photo{height:54px}.zone-box-city{padding:7px 4px;font-size:11px;gap:4px}.zone-pin{width:7px;height:7px}}

/* Shared authenticated navigation for the participant frontend */
.nav-auth-action{display:inline-flex;align-items:center;margin:0;padding:0}.nav-logout{appearance:none;border:0;background:transparent;color:inherit;font:inherit;font-weight:800;padding:8px 4px;cursor:pointer;font-size: 13px;}.nav-logout:hover,.nav-logout:focus-visible{text-decoration:underline;text-underline-offset:4px}