:root{
  --sky-1:#eaf4ff; --sky-2:#cfe5fb; --sky-3:#7cc6f8; --sky-4:#3b82f6; --sky-5:#1d4ed8;
  --fg:#0b1a33; --muted:#3c5174; --card:rgba(255,255,255,.55);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:'Inter',system-ui,sans-serif;color:var(--fg);background:linear-gradient(180deg,#dff0ff 0%,#eaf4ff 60%,#dceefd 100%);min-height:100vh;overflow-x:hidden}
h1,h2,h3,h4,.brand{font-family:'Fredoka','Inter',sans-serif;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
.container{max-width:1180px;margin:0 auto;padding:0 16px}
.title-gradient{background:linear-gradient(90deg,#1d4ed8,#0ea5e9);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700;font-size:clamp(28px,4.5vw,52px);line-height:1.05;margin:0 0 6px}
.sub{color:var(--muted);margin:0}
.sub-lg{color:var(--muted);font-size:17px;margin:6px 0 16px}
.kicker{font-size:11px;letter-spacing:.18em;font-weight:800;color:var(--sky-5);text-transform:uppercase;margin-bottom:6px}
.glass-card{background:var(--card);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.6);border-radius:24px;box-shadow:0 10px 30px rgba(59,130,246,.12)}
.pad{padding:22px}.pad-lg{padding:32px}
.center{text-align:center}
.btn-3d{display:inline-flex;align-items:center;gap:6px;padding:12px 22px;border-radius:999px;font-weight:700;color:#fff;background:linear-gradient(180deg,#3b82f6,#1d4ed8);box-shadow:0 6px 0 #1e40af,0 10px 24px rgba(29,78,216,.35);transform:translateY(0);transition:transform .15s,box-shadow .15s;border:none;cursor:pointer;font-size:15px}
.btn-3d:hover{transform:translateY(-2px);box-shadow:0 8px 0 #1e40af,0 14px 28px rgba(29,78,216,.45)}
.btn-3d:active{transform:translateY(2px);box-shadow:0 3px 0 #1e40af}
.btn-3d.big{padding:16px 28px;font-size:17px;margin-top:14px}
.btn-3d.small{padding:8px 14px;font-size:13px}
.btn-3d.disabled{opacity:.55;pointer-events:none;box-shadow:0 3px 0 #1e40af}
.bg-blobs{position:fixed;inset:0;z-index:-1;pointer-events:none}
.bg-blobs span{position:absolute;border-radius:50%;filter:blur(60px);opacity:.45;animation:float 14s ease-in-out infinite}
.bg-blobs span:nth-child(1){width:300px;height:300px;top:-60px;left:-60px;background:#bfe1fb}
.bg-blobs span:nth-child(2){width:380px;height:380px;top:30%;right:-90px;background:#7cc6f8;animation-delay:-3s}
.bg-blobs span:nth-child(3){width:340px;height:340px;bottom:-60px;left:30%;background:#5aa9ec;animation-delay:-7s}
@keyframes float{0%,100%{transform:translateY(0) translateX(0)}50%{transform:translateY(-30px) translateX(15px)}}
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(18px);background:rgba(255,255,255,.55);border-bottom:1px solid rgba(255,255,255,.6)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;gap:12px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-family:'Fredoka';font-weight:700;font-size:20px;background:linear-gradient(90deg,#1d4ed8,#0ea5e9);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo-tile{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#7cc6f8,#1d4ed8);box-shadow:0 4px 10px rgba(29,78,216,.3)}
.top-nav{display:flex;gap:4px;flex-wrap:wrap}
.top-nav a{padding:8px 14px;border-radius:999px;font-size:14px;font-weight:600;color:#27406b}
.top-nav a:hover{background:rgba(255,255,255,.7)}
.main{padding:32px 16px 16px}
.ad-wrap{margin:18px auto;max-width:980px;min-height:90px}
.hero{margin-bottom:36px}
.hero-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.live-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.6);backdrop-filter:blur(10px);font-weight:600;font-size:14px}
.dot{width:9px;height:9px;border-radius:50%;background:#10b981;display:inline-block;box-shadow:0 0 0 0 rgba(16,185,129,.5);animation:pulse 1.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(16,185,129,.5)}70%{box-shadow:0 0 0 10px rgba(16,185,129,0)}100%{box-shadow:0 0 0 0 rgba(16,185,129,0)}}
.denom-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
@media(max-width:900px){.denom-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:560px){.denom-grid{grid-template-columns:repeat(2,1fr)}}
.denom-card,.cat-card{position:relative;display:block;padding:20px;border-radius:22px;background:var(--card);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.6);box-shadow:0 8px 22px rgba(59,130,246,.12);overflow:hidden;transition:transform .18s}
.denom-card:hover,.cat-card:hover{transform:translateY(-3px) scale(1.02)}
.d-glow{position:absolute;width:140px;height:140px;border-radius:50%;background:radial-gradient(closest-side,#7cc6f8,transparent);top:-40px;right:-40px;opacity:.5;filter:blur(20px)}
.d-kicker{font-size:11px;letter-spacing:.16em;font-weight:800;color:var(--sky-5);text-transform:uppercase;margin-bottom:6px}
.d-amount{font-family:'Fredoka';font-size:42px;font-weight:700;line-height:1;background:linear-gradient(90deg,#1d4ed8,#0ea5e9);-webkit-background-clip:text;background-clip:text;color:transparent}
.d-sub{font-size:12px;color:var(--muted);margin-top:4px}
.bar{height:6px;border-radius:99px;background:rgba(255,255,255,.7);margin-top:14px;overflow:hidden}
.bar span{display:block;height:100%;background:linear-gradient(90deg,#7cc6f8,#1d4ed8)}
.bar-row{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-top:6px}
.live{color:var(--sky-5);font-weight:700}
.d-cta{margin-top:12px;font-weight:700;color:var(--sky-5);font-size:14px}
.ticker{overflow:hidden;margin-bottom:36px}
.ticker-head{display:flex;align-items:center;gap:8px;padding:8px 16px;font-size:11px;letter-spacing:.18em;font-weight:800;background:rgba(255,255,255,.5);border-bottom:1px solid rgba(255,255,255,.6)}
.ticker-track{overflow:hidden;padding:12px}
.ticker-row{display:flex;gap:12px;width:max-content;animation:ticker 60s linear infinite}
@keyframes ticker{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.t-item{display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.7);font-size:13px;white-space:nowrap}
.t-avatar{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,#7cc6f8,#1d4ed8);color:#fff;font-weight:700;font-size:11px;display:grid;place-items:center}
.muted{color:var(--muted)}
.prize{color:var(--sky-5);font-weight:700}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:36px}
@media(max-width:900px){.grid-3{grid-template-columns:1fr}}
.big-num{font-family:'Fredoka';font-size:48px;line-height:1;background:linear-gradient(90deg,#1d4ed8,#0ea5e9);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700}
.big-num .small{font-size:15px;color:var(--muted);margin-left:8px;background:none;-webkit-text-fill-color:initial;color:var(--muted)}
.streak-bars{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;margin-top:10px}
.streak-bars span{height:6px;border-radius:99px;background:rgba(255,255,255,.7)}
.streak-bars span.on{background:var(--sky-4)}
.code-box{display:block;text-align:center;font-family:ui-monospace,Menlo,monospace;font-size:17px;font-weight:700;letter-spacing:.05em;padding:12px;border-radius:14px;background:rgba(255,255,255,.7);margin-top:10px}
.tiny{font-size:11px;color:var(--muted);text-align:center;margin-top:8px}
.lb{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}
.lb li{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:14px;background:rgba(255,255,255,.55)}
.lb li.me{background:rgba(59,130,246,.15);outline:1px solid rgba(59,130,246,.3)}
.lb .rk{width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,#7cc6f8,#1d4ed8);color:#fff;font-weight:700;font-size:12px;display:grid;place-items:center}
.lb .pts{margin-left:auto;font-weight:700;color:var(--sky-5);font-size:14px}
.cats{margin-bottom:36px}
.cats h2,.faq h2,.challenge h2{font-size:30px;margin:0 0 8px}
.cats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}
@media(max-width:900px){.cats-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.cats-grid{grid-template-columns:1fr}}
.cat-card h3{margin:4px 0 6px;font-size:19px}
.cat-card p{margin:0;color:var(--muted);font-size:14px}
.cat-card.small{padding:16px}
.challenge .tasks{list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:14px}
@media(max-width:700px){.challenge .tasks{grid-template-columns:1fr}}
.challenge .tasks li{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-radius:18px;background:rgba(255,255,255,.6);font-weight:600}
.faq{margin:36px 0}
.faq details{background:var(--card);border:1px solid rgba(255,255,255,.6);border-radius:18px;padding:14px 18px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:700;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq details p{margin:10px 0 0;color:var(--muted);font-size:14px}
.cat-hero{margin-bottom:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-bottom:24px}
@media(max-width:900px){.grid-2{grid-template-columns:1fr}}
.how{padding-left:22px;margin:8px 0 16px;color:var(--muted)}
.how li{margin-bottom:6px}
.how b{color:var(--sky-5);margin-right:6px}
.article-head{display:flex;justify-content:space-between;align-items:flex-end;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.badge{padding:4px 12px;border-radius:99px;background:rgba(255,255,255,.7);font-weight:700;font-size:11px;color:var(--sky-5)}
.article-block{margin-bottom:18px}
.article-block h3{font-size:19px;margin:0 0 6px;color:var(--fg)}
.article-block p{margin:0;color:var(--fg);line-height:1.65;font-size:15px}
.unlock-wrap{max-width:680px;margin:0 auto}
.unlock-head{text-align:center;margin-bottom:18px}
.unlock-head h1{font-size:32px}
.progress{display:flex;gap:8px;margin-bottom:18px}
.progress span{flex:1;height:8px;border-radius:99px;background:rgba(255,255,255,.7)}
.progress span.on{background:linear-gradient(90deg,#7cc6f8,#1d4ed8)}
.timer-ring{position:relative;width:128px;height:128px;margin:18px auto}
.timer-ring svg{width:100%;height:100%}
.timer-ring .t-num{position:absolute;inset:0;display:grid;place-items:center;font-size:32px;font-weight:700}
.back{text-align:center;margin-top:18px;color:var(--muted);font-size:14px}
.reveal-wrap{max-width:680px;margin:0 auto}
.code-list{display:flex;flex-direction:column;gap:12px;margin:20px 0}
.code-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-radius:18px;background:var(--card);border:1px solid rgba(255,255,255,.6)}
.code-row code{font-family:ui-monospace,Menlo,monospace;font-size:17px;font-weight:700;letter-spacing:.05em}
.cta-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:18px}
.site-footer{margin-top:60px;background:rgba(255,255,255,.5);backdrop-filter:blur(14px);border-top:1px solid rgba(255,255,255,.6)}
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1.2fr;gap:28px;padding:36px 16px}
@media(max-width:800px){.foot-grid{grid-template-columns:1fr}}
.foot-brand{font-family:'Fredoka';font-size:22px;background:linear-gradient(90deg,#1d4ed8,#0ea5e9);-webkit-background-clip:text;background-clip:text;color:transparent;margin:0 0 6px}
.foot-grid p{color:var(--muted);font-size:14px;margin:0 0 8px}
.foot-grid h4{margin:0 0 8px}
.cat-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px;font-size:14px}
.cat-grid a{color:var(--muted)}.cat-grid a:hover{color:var(--sky-5)}