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.button-icon{filter:invert()brightness(2)}}html{scroll-behavior:smooth}#root{box-sizing:border-box;flex-direction:column;width:100%;min-height:100svh;display:flex}#top,.countdown-section,.sponsor-section{scroll-margin-top:80px}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.site-header{z-index:100;background:var(--glass-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);position:sticky;top:0}.header-inner{box-sizing:border-box;justify-content:space-between;align-items:center;gap:16px;width:100%;max-width:960px;min-height:64px;margin:0 auto;padding:0 20px;display:flex;position:relative}.header-brand{align-items:center;display:flex}.header-logo{width:auto;height:40px}.header-toggle{cursor:pointer;background:0 0;border:none;flex-direction:column;flex-shrink:0;justify-content:center;gap:5px;width:32px;height:32px;padding:0;display:none}.header-toggle span{background:var(--text-h);border-radius:2px;width:100%;height:2px;transition:transform .2s,opacity .2s;display:block}.header-toggle[aria-expanded=true] span:first-child{transform:translateY(7px)rotate(45deg)}.header-toggle[aria-expanded=true] span:nth-child(2){opacity:0}.header-toggle[aria-expanded=true] 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4px);left:0;transform:translateY(-6px)}.header-dropdown.is-open{opacity:1;pointer-events:auto;transform:translateY(0)}.header-dropdown a{color:var(--text-h);border-radius:6px;padding:8px 12px;font-size:14px;text-decoration:none;display:block}.header-dropdown a:hover,.header-dropdown a.active{background:var(--accent-2-bg);color:var(--accent-2)}@media (width<=720px){.header-toggle{display:flex}.header-nav{background:var(--bg);border-bottom:1px solid var(--border);max-height:0;transition:max-height .3s;position:absolute;top:100%;left:0;right:0;overflow:hidden}.header-nav.is-open{max-height:480px}.header-nav-list{flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 16px}.header-nav-link{border-radius:0;justify-content:space-between;width:100%;padding:12px 4px}.header-dropdown{opacity:1;pointer-events:auto;box-shadow:none;background:0 0;border:none;max-height:0;padding:0 0 0 16px;transition:max-height 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16px;display:flex}.countdown-value{font-family:var(--mono);background:var(--gradient-warm);color:#0000;-webkit-background-clip:text;background-clip:text;font-size:40px;font-weight:700;line-height:1}.countdown-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-h);margin-top:8px;font-size:13px}.countdown-finished{color:var(--accent);font-size:24px}.register-button{background:var(--gradient-warm);color:#fff;letter-spacing:.02em;border-radius:999px;margin-top:32px;padding:14px 36px;font-size:17px;font-weight:700;text-decoration:none;transition:transform .15s,box-shadow .15s;display:inline-block;box-shadow:0 8px 20px #f4801e59}.register-button:hover{transform:translateY(-2px);box-shadow:0 12px 26px #f4801e73}.register-button:active{transform:translateY(0)}.sponsor-section{border-top:1px solid var(--border);padding-top:40px}.sponsor-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.sponsor-header h2{color:var(--accent-2);margin:0}.sponsor-status{color:var(--text);text-align:left}.sponsor-list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.sponsor-row{border:1px solid var(--border);text-align:left;border-radius:10px;align-items:center;gap:12px;padding:12px 16px;display:flex}.sponsor-rank{min-width:32px;color:var(--text-h);font-size:18px;font-weight:600}.sponsor-logo{object-fit:contain;border-radius:4px;width:28px;height:28px}.sponsor-info{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.sponsor-name{color:var(--text-h);font-weight:500}.sponsor-class{color:var(--text);font-size:12px}.sponsor-tier{background:var(--accent-bg);color:var(--accent);white-space:nowrap;border-radius:999px;padding:2px 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16px}.donation-details{flex-direction:column;gap:12px;margin:0;display:flex}.donation-row{flex-wrap:wrap;column-gap:8px;display:flex}.donation-row dt{min-width:170px;color:var(--text);font-size:13px}.donation-row dd{color:var(--text-h);margin:0;font-weight:600}@media (width<=600px){.countdown-cell{min-width:72px;padding:14px 10px}.countdown-value{font-size:28px}.event-slogan{min-width:220px;padding:32px 28px 52px}.event-slogan-text{font-size:20px}.donation-card{text-align:center;flex-direction:column}.donation-row{flex-direction:column;align-items:center;gap:2px}.donation-row dt{min-width:0}}.site-footer{border-top:1px solid var(--border)}.footer-inner{box-sizing:border-box;width:100%;max-width:960px;margin:0 auto;padding:40px 20px 24px}.footer-grid{grid-template-columns:1fr 1fr 1fr;gap:32px;display:grid}.footer-brand{align-items:flex-start;display:flex}.footer-logo{width:auto;height:140px}.footer-heading{letter-spacing:.08em;text-transform:uppercase;color:var(--text);margin:0 0 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