:root{--bg:#020d15;--panel:#061923;--mint:#2cf0b8;--cyan:#40defa;--purple:#bc60ff;--muted:#b3c9d2;--line:#1c4a59}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:#f5fbff;background:radial-gradient(ellipse at 15% 10%,#073d3b80,transparent 30%),radial-gradient(ellipse at 90% 65%,#22124970,transparent 30%),var(--bg);font:17px/1.6 Arial,Helvetica,sans-serif}a{color:var(--cyan);text-underline-offset:4px}button,input,select,textarea{font:inherit}.wrap{width:min(1180px,92%);margin:auto}.notice{background:#092a35;border-bottom:1px solid #2de8db80}.notice .wrap{display:flex;align-items:center;gap:16px;padding-block:13px}.notice p{margin:0;font-size:.95rem}.notice strong{color:var(--cyan)}.info{border:1px solid var(--cyan);border-radius:50%;display:grid;place-items:center;width:32px;height:32px;flex:none;color:var(--cyan)}nav{position:sticky;top:0;z-index:20;background:#020e19ed;backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.nav{min-height:82px;display:flex;justify-content:space-between;align-items:center;gap:16px}.brand{display:flex;align-items:center;gap:12px;font-weight:900;text-decoration:none;color:white;min-width:0}.brand img{width:60px;height:60px;object-fit:cover;border-radius:14px;box-shadow:0 0 18px #27f2bb30}.brand small{color:var(--cyan);font-weight:400}.links{display:flex;gap:25px;align-items:center}.links a{color:#deedf2;text-decoration:none;font-weight:bold}.links .register{border:1px solid var(--cyan);border-radius:10px;padding:8px 14px;color:var(--mint)}.burger{display:none;color:white;background:none;border:1px solid var(--line);border-radius:8px;font-size:25px;padding:4px 11px}.hero{padding:75px 0;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:42px;align-items:center}.eyebrow{color:var(--cyan);letter-spacing:3px;font-size:.85rem;font-weight:900}.hero h1{font-size:clamp(2rem,5.8vw,5.7rem);line-height:1.02;letter-spacing:-.045em;margin:22px 0}.accent{background:linear-gradient(90deg,var(--mint),var(--cyan));background-clip:text;color:transparent}.lead{font-size:1.2rem;color:var(--muted)}.hero-logo{width:100%;max-width:430px;border-radius:32px;border:1px solid #25edcb40;box-shadow:0 0 65px #20e6cc25;justify-self:center}.facts{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.pill{display:inline-flex;align-items:center;gap:12px;border:1px solid #23bbd0;border-radius:13px;padding:11px 15px;text-decoration:none;color:white;max-width:100%;font-size:.96rem}.pill svg{width:27px;height:27px;stroke:var(--cyan);fill:none;stroke-width:2;flex:none}.section{padding:70px 0}.section h2{font-size:clamp(2.3rem,5vw,4.5rem);line-height:1.1;margin:14px 0 30px}.cards{display:grid;gap:28px}.challenge{--a:var(--mint);display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);border:1px solid var(--a);border-radius:30px;overflow:hidden;background:linear-gradient(130deg,#071e29,#04131e)}.challenge.blue{--a:#34cfff}.challenge.purple{--a:var(--purple)}.content{padding:36px}.head{display:flex;gap:20px}.num{width:80px;height:80px;flex:none;border-radius:20px;background:var(--a);color:#04141b;display:grid;place-items:center;font-size:2.6rem;font-weight:900}.type{color:var(--a);font-size:.8rem;letter-spacing:2px;font-weight:900;overflow-wrap:anywhere}.challenge h3{font-size:clamp(2rem,4.2vw,3.6rem);line-height:1;margin:9px 0}.tag{color:var(--a);font-weight:bold}.content p{color:var(--muted)}.chips{display:flex;flex-wrap:wrap;gap:8px}.chips span{border:1px solid var(--line);border-radius:10px;padding:8px 11px;font-size:.88rem}.visual{background:#03121c;display:grid;place-items:center;padding:20px;min-width:0}.visual img{width:100%;max-height:390px;object-fit:contain}.purple .visual img{width:75%;max-height:300px}.event{background:#041620;border-block:1px solid var(--line)}.eventgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.eventcard{border:1px solid #1c5a6c;border-radius:20px;padding:25px;background:#071e29;min-width:0}.eventcard h3{color:var(--cyan);margin:0}.eventcard .pill{padding:0;border:0}.faq details{border:1px solid var(--line);background:#061923;border-radius:18px;padding:20px 24px;margin:14px 0}.faq summary{cursor:pointer;font-weight:900;font-size:1.2rem}.faq p{color:var(--muted)}footer{background:#020a11;border-top:1px solid var(--line)}.footer{padding-block:40px;display:flex;justify-content:space-between;gap:25px;flex-wrap:wrap}.footer p{color:var(--muted);font-size:.9rem}.footerlinks{display:flex;gap:22px;flex-wrap:wrap}.footerlinks a{color:#c1d7df;text-decoration:none}.pagehero{padding:55px 0 25px}.pagehero h1{font-size:clamp(2.5rem,7vw,5rem);line-height:1.1;margin:16px 0;overflow-wrap:anywhere}.legal,.registration{max-width:900px;margin:0 auto 70px}.legal{border:1px solid var(--line);border-radius:24px;background:#061923;padding:clamp(22px,5vw,45px)}.legal h2{color:var(--cyan);font-size:1.35rem;margin-top:30px}.form-section{border:1px solid #225569;background:#061923;border-radius:22px;padding:27px;margin:20px 0}.form-section h2{font-size:1.4rem;color:var(--cyan);margin:0 0 20px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field label{display:block;font-weight:bold;margin-bottom:7px}input,select,textarea{max-width:100%;width:100%;padding:13px;border:1px solid #2b5667;border-radius:11px;background:#03131e;color:white}input:focus,select:focus,textarea:focus{outline:2px solid var(--cyan);outline-offset:2px}textarea{min-height:120px;resize:vertical}.choices{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.choice{display:flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:13px;cursor:pointer}.choice input{width:auto}.hint{font-size:.9rem;color:var(--muted)}.fee,.payment-note,.status{padding:20px;border:1px solid var(--cyan);border-radius:16px;background:#092330}.fee strong{display:block;font-size:1.4rem;color:var(--mint)}.fee small{display:block}.member{min-inline-size:0;border:1px solid #216577;border-radius:16px;padding:20px;margin:20px 0}.member legend{color:var(--mint);font-weight:bold;padding:0 8px}.button{display:inline-block;border:0;border-radius:12px;padding:14px 23px;background:linear-gradient(90deg,var(--mint),var(--cyan));color:#03121c;text-decoration:none;font-weight:900;cursor:pointer;margin-top:20px}.button:disabled{opacity:.45;cursor:not-allowed}.check{display:flex;gap:10px;align-items:flex-start;margin-top:18px}.check input{width:20px;flex:none;margin-top:6px}.hp{position:absolute;left:-10000px}.payment-slip{display:block;width:100%;height:auto;border-radius:10px;background:white;margin:22px 0}.bank{border-left:3px solid var(--mint);padding-left:18px;overflow-wrap:anywhere}.status{margin-bottom:20px}
@media(max-width:820px){.hero{grid-template-columns:minmax(0,1fr);padding:45px 0;gap:28px}.hero h1{font-size:clamp(1.7rem,8.5vw,4.3rem)}.hero-logo{width:clamp(180px,65vw,290px)}.burger{display:block;flex:none}.brand{font-size:.9rem;gap:8px}.brand img{width:45px;height:45px}.links{display:none;position:absolute;top:82px;left:0;right:0;background:#03121e;padding:22px 4%;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--cyan)}.links.open{display:flex}.challenge{grid-template-columns:1fr}.head{display:block}.num{margin-bottom:18px}.content{padding:25px}.eventgrid{grid-template-columns:1fr}.facts{flex-direction:column;align-items:flex-start}.visual img{max-height:330px}.purple .visual img{width:65%;max-height:250px}.section{padding:50px 0}.form-grid,.choices{grid-template-columns:1fr}.form-section{padding:20px}.member{padding:16px}.notice .wrap{align-items:flex-start}.pill{font-size:.9rem}}