:root{--pbe-navy:#102b3f;--pbe-navy-deep:#071a28;--pbe-navy-mid:#0f3854;--pbe-green:#50A020;--pbe-green-dark:#166534;--pbe-green-action:#2E7D32;--pbe-yellow:#FFC107;--pbe-surface:#ffffff;--pbe-surface-soft:#f6fbf8;--pbe-text:#263238;--pbe-text-muted:#546E7A;--pbe-error:#b42318;--pbe-attention:#FF6B35;--pbe-attention-light:#FF8A65;--pbe-attention-soft:#fff1e4;--pbe-attention-text:#8a3f00;--primary:var(--pbe-navy);--primary-dark:var(--pbe-navy-deep);--primary-light:#1f5f7a;--secondary:var(--pbe-navy-mid);--accent:var(--pbe-green-action);--accent-light:var(--pbe-green);--highlight:#FFC107;--success:var(--pbe-green-action);--text-dark:#263238;--text-medium:#546E7A;--text-light:#78909C;--bg-light:#f6fbf8;--bg-white:#ffffff;--border-light:#E0E0E0;--shadow-sm:0 2px 8px rgba(16,43,63,0.08);--shadow-md:0 4px 16px rgba(16,43,63,0.12);--shadow-lg:0 8px 24px rgba(16,43,63,0.15);--shadow-xl:0 12px 30px rgba(16,43,63,0.2);--transition:all 0.3s ease;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--radius-full:9999px;--spacing-xs:8px;--spacing-sm:16px;--spacing-md:24px;--spacing-lg:32px;--spacing-xl:48px;--spacing-2xl:64px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background-color:var(--bg-light);color:var(--text-dark);line-height:1.6;text-align:center}.skip-link{position:absolute;top:12px;left:12px;z-index:10002;transform:translateY(-150%);background:var(--primary-dark);color:#fff;padding:12px 18px;border-radius:var(--radius-sm);font-weight:700;text-decoration:none;box-shadow:var(--shadow-lg);transition:transform 0.2s ease}.skip-link:focus{transform:translateY(0);outline:4px solid var(--highlight);outline-offset:3px}.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.honeypot-hidden{position:absolute!important;left:-10000px;width:1px;height:1px;overflow:hidden;opacity:0;pointer-events:none}.header{position:sticky;top:0;z-index:100;background:linear-gradient(135deg,var(--pbe-navy-deep),var(--pbe-navy));color:#fff;box-shadow:var(--shadow-md)}.header-top{display:flex;align-items:center;justify-content:center;padding:16px var(--spacing-sm);gap:16px}.header-logo{display:flex;flex:0 0 auto;align-items:center}.header-logo img{display:block;width:clamp(180px, 18vw, 240px);height:auto;filter:drop-shadow(2px 2px 4px rgb(0 0 0 / .2));transition:transform 0.3s ease}.header-logo img:hover{transform:scale(1.04)}.header-text{min-width:0}.site-name{font-size:2rem;font-weight:700;color:#fff;line-height:1.2}.tagline{font-size:.95rem;color:var(--highlight);font-style:italic}.nav{background:rgb(0 0 0 / .15);padding:var(--spacing-sm);display:flex;justify-content:center;gap:8px;flex-wrap:wrap}.nav a{color:#fff;text-decoration:none;padding:12px 24px;border-radius:var(--radius-full);font-weight:600;transition:var(--transition);background:rgb(255 255 255 / .1)}.nav a:hover,.nav a[aria-current="page"]{background:rgb(255 255 255 / .25);transform:translateY(-2px)}.nav a:focus,.footer a:focus,.sponsors a:focus,#signupForm button:focus,#scrollToTop:focus,.back-to-top:focus{outline:3px solid var(--highlight);outline-offset:2px}.hamburger{display:none;flex-direction:column;cursor:pointer;padding:10px;margin-left:auto;margin-right:20px;background:#fff0;border:0}.hamburger span{width:25px;height:3px;background:#fff;margin:3px 0;transition:var(--transition);border-radius:3px}.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(8px,8px)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(7px,-7px)}.nav-close{position:absolute;top:20px;right:20px;background:none;border:none;color:#fff;font-size:40px;cursor:pointer;line-height:1;padding:0;display:none}.nav-overlay{display:none}.container,.table-container{max-width:1400px;margin:var(--spacing-xl) auto;padding:0 var(--spacing-md)}.footer{background:linear-gradient(135deg,var(--pbe-navy-deep),var(--pbe-navy));color:#fff;padding:var(--spacing-xl) var(--spacing-md) var(--spacing-md);margin-top:0}.footer p{text-align:center;margin-bottom:var(--spacing-md);font-size:1.1rem}.footer a{color:var(--highlight);text-decoration:none;font-weight:600;transition:var(--transition)}.footer a:hover{color:#fff;text-decoration:underline}.signup-footer{max-width:640px;margin:0 auto var(--spacing-lg);padding:var(--spacing-lg);background:rgb(255 255 255 / .1);border-radius:var(--radius-lg);backdrop-filter:none}.signup-footer h3{font-size:1.8rem;margin-bottom:8px;line-height:1.2}.signup-footer p{max-width:520px;margin:0 auto var(--spacing-md);color:rgb(255 255 255 / .9);font-size:1rem;line-height:1.55}#signupForm{display:flex;flex-direction:column;gap:var(--spacing-sm);max-width:520px;margin:0 auto}#signupForm input{padding:14px 20px;border:none;border-radius:8px;font-size:1rem}#signupForm input:focus{outline:none;box-shadow:0 0 0 3px rgb(255 193 7 / .35)}#signupForm button{position:relative;display:flex;align-items:center;justify-content:center;gap:8px;padding:16px 28px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-full);font-size:1.1rem;font-weight:700;cursor:pointer;transition:var(--transition)}#signupForm button:hover:not(:disabled){background:var(--accent-light);transform:translateY(-2px)}#signupForm button:disabled{opacity:.6;cursor:not-allowed}.btn-spinner{display:none;width:16px;height:16px;border:2px solid rgb(255 255 255 / .4);border-top-color:#fff;border-radius:50%;animation:spin 0.7s linear infinite;flex-shrink:0}#submitBtn.loading .btn-spinner{display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}#formMessage{text-align:center;font-weight:600;padding:12px;border-radius:8px;margin-top:12px}.sponsors{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));align-items:center;justify-items:center;gap:var(--spacing-md);margin:0 auto var(--spacing-lg);padding:var(--spacing-lg);background:#fff;border-radius:var(--radius-lg);box-shadow:none;max-width:1240px;width:calc(100% - 32px);box-sizing:border-box}.sponsors-heading{margin:var(--spacing-lg) auto var(--spacing-sm);color:#fff;font-size:clamp(1.4rem, 3vw, 1.8rem);line-height:1.2}.sponsors a{display:flex;align-items:center;justify-content:center;min-height:88px;width:100%;padding:var(--spacing-sm);border-radius:8px;transition:var(--transition)}.sponsors a:hover{transform:none}.sponsors img{width:auto;max-width:min(100%, 150px);max-height:72px;height:auto;object-fit:contain}.footer-social{margin-bottom:var(--spacing-md)}.footer-copyright{margin:0;color:rgb(255 255 255 / .85);font-size:.98rem}#scrollToTop,.back-to-top{position:fixed;right:24px;bottom:24px;transform:none;width:50px;height:50px;background:var(--primary);color:#fff;border:none;border-radius:50%;cursor:pointer;box-shadow:none;transition:var(--transition);z-index:999;font-size:24px;opacity:0;visibility:hidden}#scrollToTop{display:flex;align-items:center;justify-content:center}#scrollToTop.visible,.back-to-top.show{opacity:1;visibility:visible}#scrollToTop:hover,.back-to-top:hover{background:var(--accent);transform:translateY(-2px)}#scrollToTop svg{width:24px;height:24px}.thankyou-container,.error-container{max-width:760px;margin:var(--spacing-2xl) auto;padding:var(--spacing-xl);background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-md)}.thankyou-container h1,.error-container h1{color:var(--primary);margin-bottom:var(--spacing-md)}.thankyou-container a,.error-container a{display:inline-block;margin-top:var(--spacing-md);color:#fff;background:var(--accent);padding:12px 24px;border-radius:var(--radius-full);text-decoration:none;font-weight:700}@media (max-width:900px){.header-top{padding:10px;gap:12px}.header-logo img{width:clamp(160px, 32vw, 210px)}.site-name{font-size:1.3rem}.tagline{font-size:.8rem}.hamburger{display:flex}.nav{position:fixed;top:0;right:-100%;width:70%;max-width:300px;height:100vh;background:linear-gradient(135deg,var(--pbe-navy-deep),var(--pbe-navy));flex-direction:column;align-items:flex-start;padding:80px 20px 20px 20px;gap:0;transition:right 0.3s ease;box-shadow:-5px 0 15px rgb(0 0 0 / .3);z-index:1000}.nav.active{right:0}.nav-close{display:block}.nav a{width:100%;padding:15px 20px;border-radius:8px;margin-bottom:5px;text-align:left;font-size:1.1rem}.nav-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100vh;background:rgb(0 0 0 / .5);z-index:999}.nav-overlay.active{display:block}#scrollToTop,.back-to-top{right:15px;width:45px;height:45px;font-size:20px}.signup-footer,.sponsors{padding:var(--spacing-md)}.sponsors{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:var(--spacing-md)}.sponsors a{min-height:76px}.sponsors img{max-width:min(100%, 132px);max-height:58px}}@media (max-width:430px){.sponsors{grid-template-columns:repeat(auto-fit,minmax(104px,1fr));gap:var(--spacing-sm)}.header-top{padding:8px;gap:10px}.header-logo img{width:clamp(150px, 45vw, 190px)}.site-name{font-size:1.1rem;line-height:1.2}.tagline{font-size:.75rem;line-height:1.3}.hamburger{margin-right:10px}.hamburger span{width:22px;height:2.5px}}