:root{--text:#1e1e1e;--muted:#666;--line:#dedede;--soft:#f5f5f3;--button:#1f1f1f;--button-hover:#3a3a3a;--max:1040px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--text);font-family:Arial,Helvetica,sans-serif;font-size:18px;line-height:1.65}a{color:inherit}.site-header{border-bottom:1px solid var(--line);background:#fff}.header-inner{width:min(var(--max),calc(100% - 40px));min-height:76px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:30px}.site-name{font-size:20px;font-weight:800;text-decoration:none}.site-header nav{display:flex;gap:28px}.site-header nav a{color:#444;font-size:15px;font-weight:700;text-decoration:none}.site-header nav a:hover{text-decoration:underline}.page{width:min(var(--max),calc(100% - 40px));margin:0 auto;padding:55px 0 70px}.page-header{max-width:960px;padding-bottom:42px;border-bottom:1px solid var(--line)}.kicker{margin:0 0 12px;color:var(--muted);font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}h1{max-width:920px;margin:0;font-size:clamp(42px,5.3vw,66px);line-height:1.08;letter-spacing:-.045em}p{margin:0 0 20px}.intro{max-width:860px;margin:25px 0 0;color:#4d4d4d;font-size:23px;line-height:1.55}.content-section{max-width:880px;padding:42px 0;border-bottom:1px solid var(--line)}h2{margin:0 0 18px;font-size:34px;line-height:1.2;letter-spacing:-.025em}h3{margin:32px 0 14px;font-size:24px;line-height:1.3}.content-section p{max-width:850px}.content-section ul{margin:12px 0 0;padding-left:25px}.content-section li{margin:9px 0}.registration-section{max-width:920px}.sponsor-box{max-width:590px;margin:28px 0 18px;padding:20px 22px;background:var(--soft);border:1px solid var(--line);display:grid;gap:3px}.sponsor-box span{color:var(--muted);font-size:14px}.sponsor-box strong{font-size:32px;letter-spacing:.06em}.sponsor-box small{margin-top:4px;color:var(--muted);font-size:14px}.register-button{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:13px 21px;background:var(--button);color:#fff;font-size:16px;font-weight:800;text-decoration:none}.register-button:hover{background:var(--button-hover)}.link-note{margin:10px 0 0!important;color:var(--muted);font-size:14px}.important-note{max-width:920px;margin:42px 0 0;padding:27px 30px;background:var(--soft);border-left:5px solid #333}.important-note h2{font-size:28px}.important-note p:last-child{margin-bottom:0}.bottom-action{max-width:920px;padding:46px 0 10px}.bottom-action p{max-width:760px}.site-footer{border-top:1px solid var(--line);background:#fafafa}.footer-inner{width:min(var(--max),calc(100% - 40px));min-height:110px;margin:0 auto;padding:25px 0;display:flex;align-items:center;justify-content:space-between;gap:35px}.footer-inner p{max-width:680px;margin:0;color:var(--muted);font-size:13px;line-height:1.5}.footer-inner nav{display:flex;gap:18px;flex:none}.footer-inner a{font-size:13px}@media(max-width:700px){body{font-size:17px}.header-inner{width:min(var(--max),calc(100% - 30px));min-height:68px}.site-header nav{display:none}.page{width:min(var(--max),calc(100% - 30px));padding:38px 0 52px}.page-header{padding-bottom:32px}h1{font-size:clamp(37px,11vw,50px)}.intro{margin-top:20px;font-size:20px}.content-section{padding:34px 0}h2{font-size:29px}.sponsor-box{padding:17px}.sponsor-box strong{font-size:28px}.register-button{width:100%;text-align:center}.important-note{margin-top:34px;padding:22px 20px}.important-note h2{font-size:26px}.bottom-action{padding-top:38px}.footer-inner{width:min(var(--max),calc(100% - 30px));display:grid;gap:15px}.footer-inner nav{gap:15px}}