:root{--ink:#2b2b2b;--muted:#969696;--paper:#f8faf8;--white:#fff;--lime:#dcefd6;--green:#3b8128;--line:#dce2dc;--danger:#9b2c2c;--shadow:0 18px 50px rgba(43,43,43,.10);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0}a{color:inherit}button,input,select,textarea{font:inherit}.site-head{min-height:78px;display:flex;align-items:center;padding:10px max(5vw,24px);background:rgba(246,245,239,.92);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}.site-head-simple{justify-content:center}.event-brand{display:flex;align-items:center;justify-content:center;text-decoration:none;min-height:56px}.event-brand img{display:block;max-height:70px;max-width:min(760px,90vw);object-fit:contain}.event-brand strong{font-size:clamp(1.25rem,3vw,2rem);letter-spacing:-.04em}.hero{min-height:570px;padding:100px 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max(5vw,24px)}.section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:28px}.section-head h2{font-size:2rem;margin:4px 0}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}.card,.panel{background:var(--white);padding:28px;border:1px solid var(--line);border-radius:14px;box-shadow:0 8px 25px rgba(43,43,43,.04)}.card h3{font-size:1.5rem;margin:16px 0 8px}.card p{color:var(--muted);line-height:1.6}.tag,.status{display:inline-flex;padding:6px 10px;background:#e8f3e4;border-radius:99px;font-size:.73rem;font-weight:800}.text-link{font-weight:750;text-decoration:none;color:var(--green)}footer{padding:48px max(5vw,24px);display:flex;justify-content:space-between;border-top:1px solid var(--line);background:var(--ink);color:white}footer nav{display:flex;gap:24px;align-items:center}footer a{color:#d5ddd9;text-decoration:none;font-size:.9rem}.form-shell{max-width:980px;margin:0 auto;padding:72px 24px 100px}.form-intro{margin-bottom:42px}.form-intro h1{font-size:clamp(2.6rem,6vw,5rem)}.form-intro p{color:var(--muted);font-size:1.08rem;line-height:1.6;max-width:720px}.registration-form{display:grid;gap:18px}.registration-form fieldset{margin:0;padding:28px;background:white;border:1px solid var(--line);border-radius:14px}.registration-form legend{padding:0 8px;font-size:1.15rem;font-weight:850}.grid{display:grid;gap:18px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}label{display:grid;gap:8px;font-weight:700;font-size:.9rem}input,select,textarea{width:100%;padding:13px 14px;border:1px solid #bfc9c2;border-radius:7px;background:white;color:var(--ink)}input:focus,select:focus,textarea:focus{outline:3px solid rgba(201,239,71,.55);border-color:var(--green)}.race-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.race-option{display:flex;align-items:center;padding:16px;border:1px solid var(--line);border-radius:9px;cursor:pointer}.race-option input{width:auto;margin-right:12px}.race-option span{display:grid;gap:4px}.race-option small{color:var(--muted)}.check{display:flex;align-items:flex-start;gap:12px;line-height:1.5}.check input{width:auto;margin-top:4px}.alert{padding:16px 18px;border-left:4px solid var(--danger);background:#fff0f0;color:#6e1d1d;border-radius:6px;margin:18px 0}.success{min-height:72vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:60px 24px}.success-mark{display:grid;place-items:center;width:72px;height:72px;border-radius:50%;background:var(--lime);font-size:2rem}.success h1{font-size:clamp(2.5rem,6vw,5rem);max-width:800px}.success p{max-width:700px;line-height:1.6}.notice{padding:14px 18px;background:#e8f3e4;border-left:4px solid var(--green);border-radius:7px;margin-bottom:18px}.settings-form{display:grid;gap:20px;padding:22px 0;border-top:1px solid var(--line)}.settings-form:first-of-type{border-top:0}.settings-form .wide{grid-column:1/-1}.login-card{max-width:440px;margin:9vh auto;padding:38px;background:white;border-radius:16px;box-shadow:var(--shadow)}.login-card h1{font-size:2.4rem;letter-spacing:-.05em;margin:8px 0}.login-card>p{color:var(--muted)}.login-card form{display:grid;gap:18px;margin-top:26px}.backend-page{background:#edf1ed}.backend-shell{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.backend-shell aside{background:var(--ink);color:white;padding:30px 22px;display:flex;flex-direction:column}.backend-brand{font-size:1.25rem;font-weight:900}.backend-brand span{display:block;color:var(--lime);font-size:.72rem;letter-spacing:.15em;text-transform:uppercase;margin-top:3px}.backend-shell aside nav{display:grid;gap:7px;margin-top:50px}.backend-shell aside nav a,.nav-button{padding:12px 14px;border-radius:7px;text-decoration:none;color:#cbd5d0;background:transparent;border:0;text-align:left;cursor:pointer;width:100%}.backend-shell aside nav a.active,.backend-shell aside nav a:hover{background:#356f27;color:white}.backend-shell aside form{margin-top:auto}.backend-shell main{padding:36px;min-width:0}.backend-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:28px}.backend-head h1{margin:5px 0;font-size:2.25rem;letter-spacing:-.05em}.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}.metrics article{padding:22px;background:white;border:1px solid var(--line);border-radius:12px}.metrics span{display:block;color:var(--muted);font-size:.85rem}.metrics strong{display:block;font-size:2rem;margin-top:7px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:14px;border-bottom:1px solid var(--line);white-space:nowrap}th{font-size:.76rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}@media(max-width:800px){.grid.two{grid-template-columns:1fr}.site-head 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.closed-registration{min-height:66vh;padding:72px max(5vw,24px)}.closed-registration>.event-introduction,.closed-card{max-width:900px;margin:0 auto 28px}.closed-card{padding:36px;background:var(--white);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.closed-card h1{font-size:clamp(2.2rem,5vw,4.2rem);line-height:1;letter-spacing:-.055em;margin:10px 0 22px}.closed-card p{font-size:1.08rem;line-height:1.65}.event-introduction{padding:24px 0;line-height:1.65}.event-introduction>:first-child{margin-top:0}.event-introduction>:last-child{margin-bottom:0}.rich-field{display:grid;gap:8px;font-weight:700;font-size:.9rem}.editor-toolbar{display:flex;align-items:end;gap:8px;flex-wrap:wrap;padding:10px;background:#eef1ee;border:1px solid var(--line);border-bottom:0;border-radius:8px 8px 0 0}.editor-toolbar button{padding:9px 12px;background:white;border:1px solid #bfc9c2;border-radius:6px;cursor:pointer}.editor-toolbar label{display:flex;align-items:center;gap:7px}.editor-toolbar select{padding:8px}.editor-toolbar input[type=color]{width:44px;height:38px;padding:3px}.rich-editor{min-height:210px;padding:18px;background:white;border:1px solid #bfc9c2;border-radius:0 0 8px 8px;font-weight:400;line-height:1.6}.rich-editor:focus{outline:3px solid rgba(201,239,71,.55);border-color:var(--green)}.admin-form{margin-bottom:20px}.admin-form h2,.panel>h2{margin-top:0}.admin-form form{display:grid;gap:20px}.admin-form .wide{grid-column:1/-1}.admin-form textarea{resize:vertical}.list-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.list-head h2{margin:0}.list-head form{min-width:260px}@media(max-width:700px){.list-head{align-items:stretch;flex-direction:column}.list-head form{min-width:0}}.subline{display:block;margin-top:4px;color:var(--muted);font-size:.78rem}.icon-button{display:inline-grid;place-items:center;width:36px;height:36px;border:1px solid var(--line);border-radius:7px;color:var(--green);font-size:1.25rem;text-decoration:none;background:white}.icon-button:hover{background:#e8f3e4}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.registration-layout{display:grid;grid-template-columns:minmax(0,980px) minmax(220px,320px);justify-content:center;align-items:start;gap:28px;padding:0 24px}.registration-layout .form-shell{padding-left:0;padding-right:0;width:100%}.advertisement-rail{position:sticky;top:105px;margin-top:72px}.advertisement-loop{position:relative;width:100%;aspect-ratio:4/5;background:white;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}.advertisement{position:absolute;inset:0;display:grid;place-items:center;opacity:0;pointer-events:none;transition:opacity .45s ease}.advertisement.active{opacity:1;pointer-events:auto}.advertisement img{width:100%;height:100%;object-fit:contain}.public-sponsors{display:flex;align-items:center;gap:24px;flex-wrap:wrap;padding:18px 0 8px}.public-sponsors img{display:block;max-width:180px;max-height:70px;object-fit:contain}.race-sponsor-logo{width:54px;height:38px;object-fit:contain;margin-right:10px}.sponsor-grid,.ad-admin-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}.sponsor-card,.ad-admin-grid article{display:flex;align-items:center;gap:14px;padding:16px;border:1px solid var(--line);border-radius:10px;background:white}.sponsor-card img,.ad-admin-grid img{width:76px;height:54px;object-fit:contain}.sponsor-card div,.ad-admin-grid article{min-width:0}.sponsor-card small,.ad-admin-grid small{display:block;color:var(--muted);margin-top:4px}.compact-fieldset{border:1px solid var(--line);border-radius:8px}.check-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px}@media(max-width:900px){.registration-layout{display:block;padding:0}.advertisement-rail{display:none}.public-sponsors{padding-left:4px;padding-right:4px}}