:root{--brand:#5b7ba8;--brand-dark:#3f5a85;--brand-soft:#e9eff7;--brand-soft-2:#dce5f1;--ink:#1b2433;--ink-2:#3b475c;--sub:#6b7891;--line:#e2e7ef;--line-soft:#eef1f7;--bg:#f5f7fb;--card:#fff;--success:#34a88b;--danger:#d04949}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:radial-gradient(900px 400px at 80% -10%, #dce5f1 0%, transparent 60%), radial-gradient(700px 350px at 10% 10%, #e9eff7 0%, transparent 55%), var(--bg);min-height:100vh;color:var(--ink);-webkit-font-smoothing:antialiased;font-family:Pretendard,Apple SD Gothic Neo,Segoe UI,-apple-system,Malgun Gothic,sans-serif}.topbar{-webkit-backdrop-filter:saturate(180%)blur(8px);backdrop-filter:saturate(180%)blur(8px);border-bottom:1px solid var(--line);z-index:50;background:#ffffffe6;flex-direction:column;align-items:center;gap:4px;padding:24px 28px 20px;display:flex;position:sticky;top:0;box-shadow:inset 0 1px #fff,0 2px 14px #5b7ba80f}.logo-img{object-fit:contain;-webkit-user-select:none;user-select:none;pointer-events:none;width:auto;height:180px;margin:-30px 0 -50px;display:block}.topbar .official{color:var(--brand-dark);border:1px solid var(--brand-soft-2);background:var(--brand-soft);letter-spacing:.2px;border-radius:999px;padding:6px 14px;font-size:12px;font-weight:700}.lang-switcher{z-index:51;position:absolute;top:18px;right:24px}.lang-btn{border:1px solid var(--line);color:var(--ink-2);cursor:pointer;background:#fff;border-radius:9px;align-items:center;gap:6px;padding:7px 12px;font-size:13px;font-weight:700;transition:border-color .15s,background .15s,color .15s;display:flex}.lang-btn:hover{border-color:var(--brand-soft-2);background:var(--brand-soft);color:var(--brand-dark)}.lang-caret{color:var(--sub);margin-left:2px;font-size:9px}.lang-menu{border:1px solid var(--line);overscroll-behavior:contain;background:#fff;border-radius:10px;min-width:170px;max-height:380px;margin-top:6px;position:absolute;top:100%;right:0;overflow-y:auto;box-shadow:0 8px 26px #1f31521f}.lang-menu::-webkit-scrollbar{width:6px}.lang-menu::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}.lang-menu::-webkit-scrollbar-thumb:hover{background:var(--brand-soft-2)}.lang-item{width:100%;color:var(--ink-2);cursor:pointer;text-align:left;background:0 0;border:0;justify-content:space-between;align-items:center;padding:10px 14px;font-size:13px;font-weight:700;transition:background .12s;display:flex}.lang-item:hover{background:var(--brand-soft)}.lang-item.active{color:var(--brand-dark)}.lang-check{color:var(--brand-dark);font-size:13px}.wrap{max-width:880px;margin:44px auto 60px;padding:0 20px}.hero{text-align:center;margin-bottom:34px}.hero h1{letter-spacing:-.7px;color:var(--ink);margin:0 0 10px;font-size:32px;font-weight:900}.hero p{max-width:620px;color:var(--sub);margin:0 auto;font-size:14.5px;line-height:1.7}.hero p strong{color:var(--brand-dark);font-weight:800}.event-info{grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:28px;display:grid}.info-item{border:1px solid var(--line);text-align:center;background:#fff;border-radius:16px;padding:24px 20px 22px;box-shadow:0 2px 10px #1f31520d}.info-icon{justify-content:center;align-items:flex-end;height:56px;margin-bottom:14px;display:flex}.info-icon img{-webkit-user-select:none;user-select:none;pointer-events:none;filter:drop-shadow(0 3px 6px #1f31521f);width:72px;height:auto;display:block}.info-label{color:var(--sub);letter-spacing:1.2px;text-transform:uppercase;margin-bottom:10px;font-size:12px;font-weight:800}.info-value{color:var(--ink);letter-spacing:-.2px;white-space:pre-line;font-size:17px;font-weight:800;line-height:1.45}.info-value strong{color:var(--brand-dark);font-weight:900}.info-sub{color:var(--sub);margin-top:6px;font-size:13px;font-weight:500;line-height:1.45}.tracks-section{text-align:center;margin-bottom:28px}.tracks-title{color:var(--ink);letter-spacing:-.4px;margin-bottom:16px;font-size:20px;font-weight:900}.tracks-count{color:var(--sub);margin-left:6px;font-size:14px;font-weight:600}.tracks-list{text-align:left;flex-direction:column;gap:8px;display:flex}.track-row{border:1px solid var(--line);background:#fff;border-radius:10px;align-items:center;gap:14px;padding:11px 18px;display:flex}.track-num{background:linear-gradient(135deg, var(--brand), var(--brand-dark));color:#fff;letter-spacing:-.3px;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;font-size:14px;font-weight:900;display:flex;box-shadow:0 2px 6px #5b7ba840}.track-body{flex-wrap:wrap;flex:1;align-items:baseline;gap:14px;min-width:0;display:flex}.track-name{color:var(--ink);letter-spacing:-.2px;flex-shrink:0;font-size:14px;font-weight:800}.track-desc{color:var(--sub);flex:1;min-width:0;font-size:12.5px;line-height:1.45}.track-desc strong{color:var(--brand-dark);font-weight:800}.rule-note{border:1px solid var(--line);border-left:3px solid var(--brand);background:#fff;border-radius:10px;align-items:center;gap:10px;margin-bottom:28px;padding:14px 18px;display:flex}.rule-icon{filter:drop-shadow(0 2px 4px #1f31521f);-webkit-user-select:none;user-select:none;pointer-events:none;flex-shrink:0;width:30px;height:30px;display:block}.rule-text{color:var(--sub);flex:1;min-width:0;font-size:13px;line-height:1.7}.rule-text strong{color:var(--ink);margin-right:4px;font-weight:800}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:0 18px 50px #1f315212,0 2px 6px #1f31520a}label{color:var(--ink-2);margin:0 0 8px;font-size:13px;font-weight:700;display:block}label .req{color:var(--brand);margin-left:3px}.hint{color:var(--sub);margin:-3px 0 12px;font-size:12px;line-height:1.55}.row{gap:14px;display:flex}.row>div{flex:1}.field{margin-bottom:20px}select,input[type=text]{border:1px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:10px;outline:none;padding:12px 14px;font-size:14.5px;transition:border-color .15s,box-shadow .15s}select:hover,input:hover{border-color:#cbd3e0}select:focus,input:focus{border-color:var(--brand);box-shadow:0 0 0 3px #5b7ba826}.editor-shell{border:1px solid var(--line);min-height:360px;color:var(--ink);background:#fff;border-radius:12px;padding:8px 4px;transition:border-color .15s}.editor-shell:focus-within{border-color:var(--brand)}.size-indicator{color:var(--sub);text-align:right;letter-spacing:-.1px;margin-top:8px;font-size:12px}.size-indicator strong{color:var(--ink);font-weight:700}.size-indicator.warning{color:#c18900}.size-indicator.warning strong{color:#a37600}.size-indicator.danger{color:var(--danger)}.size-indicator.danger strong{color:var(--danger);font-weight:800}.size-warning-banner{color:#8b6f1e;background:#fff8e1;border:1px solid #e6c966;border-radius:8px;margin-bottom:12px;padding:10px 14px;font-size:12.5px;line-height:1.55}.size-warning-banner.danger{color:#8b3030;background:#fcebeb;border-color:#e0a8a8}.turnstile-wrap{justify-content:center;min-height:65px;margin-top:22px;display:flex}.submit{background:linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);color:#fff;letter-spacing:.2px;cursor:pointer;border:0;border-radius:12px;width:100%;margin-top:26px;padding:16px;font-size:15.5px;font-weight:800;transition:transform 80ms,box-shadow .15s,filter .15s;box-shadow:0 8px 22px #5b7ba847}.submit:hover{filter:brightness(1.06);box-shadow:0 10px 26px #5b7ba85c}.submit:active{transform:translateY(1px)}.submit:disabled{opacity:.55;cursor:default;box-shadow:none}.footnote{text-align:center;color:var(--sub);margin:24px 0 44px;padding:0 14px;font-size:13.5px;line-height:1.65}.footnote strong{color:var(--ink);font-weight:800}.ok{text-align:center;max-width:560px;margin:90px auto;padding:0 20px}.ok .check{background:linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:74px;height:74px;margin:0 auto 22px;font-size:36px;display:flex;box-shadow:0 10px 28px #5b7ba852}.ok h2{color:var(--ink);margin:0 0 10px;font-size:22px}.ok p{color:var(--sub);font-size:14.5px;line-height:1.7}.ok button{color:var(--brand-dark);border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:10px;margin-top:22px;padding:12px 22px;font-size:14px;font-weight:700;transition:background .15s,border-color .15s}.ok button:hover{background:var(--brand-soft);border-color:var(--brand-soft-2)}@media (width<=700px){.topbar{gap:2px;padding:14px 14px 10px}.logo-img{height:110px;margin:-18px 0 -30px}.topbar .official{padding:5px 12px;font-size:11px}.lang-switcher{top:10px;right:10px}.lang-btn{gap:5px;padding:5px 10px;font-size:12px}.lang-menu{min-width:150px;max-height:320px}.lang-item{padding:9px 12px;font-size:12px}.wrap{margin:26px auto 50px;padding:0 14px}.hero{margin-bottom:24px}.hero h1{font-size:24px}.hero p{font-size:13px}.event-info{grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:22px}.info-item{border-radius:12px;padding:18px 10px 16px}.info-icon{height:44px;margin-bottom:10px}.info-icon img{width:56px}.info-label{letter-spacing:1px;margin-bottom:8px;font-size:11px}.info-value{font-size:14px}.info-sub{margin-top:5px;font-size:12px}.tracks-section{margin-bottom:22px}.tracks-title{margin-bottom:12px;font-size:16px}.tracks-count{margin-left:4px;font-size:12px}.tracks-list{gap:6px}.track-row{border-radius:9px;gap:11px;padding:10px 14px}.track-num{width:26px;height:26px;font-size:12.5px}.track-body{flex-direction:column;align-items:flex-start;gap:2px}.track-name{font-size:13px}.track-desc{font-size:11.5px}.rule-note{gap:8px;padding:12px 14px}.rule-icon{width:24px;height:24px}.rule-text{font-size:12px}.rule-note{margin-bottom:22px;padding:12px 14px;font-size:12px}.card{border-radius:14px;padding:20px}.row{flex-direction:column;gap:0}.row>div{margin-bottom:18px}.row>div:last-child{margin-bottom:0}.field{margin-bottom:16px}select,input[type=text]{padding:13px 12px;font-size:15px}.editor-shell{min-height:300px;padding:6px 2px}.submit{padding:14px;font-size:15px}.footnote{margin:16px 0 32px;font-size:11px}}@media (width<=460px){.logo-img{height:90px;margin:-14px 0 -24px}.event-info{grid-template-columns:1fr;gap:10px}.info-icon{height:54px}.info-icon img{width:70px}}