/* Full Blue Theme + Register page */
:root{--blue:#0B5FFF;--blue-deep:#042266;--yellow:#FFD400;--white:#ffffff;--glass:#ffffff14;--border:#ffffff2a;--shadow:0 10px 30px rgba(0,0,0,.25);--radius:16px}
*{box-sizing:border-box}html,body{margin:0;padding:0}
body{font-family:'Outfit',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--white);line-height:1.55;background:linear-gradient(180deg,var(--blue) 0%,#0945d8 45%,var(--blue-deep) 100%);min-height:100vh;scroll-behavior:smooth}
a{color:var(--yellow);text-decoration:none}a:hover{text-decoration:underline}
.container{width:min(1100px,92vw);margin-inline:auto}
.site-header{position:sticky;top:0;z-index:50;background:linear-gradient(180deg,rgba(0,0,0,.25),rgba(0,0,0,.05));backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:16px;padding:10px clamp(10px,2vw,16px)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--white)}.brand-text{letter-spacing:.4px}
.site-nav{margin-left:auto;display:flex;gap:18px;align-items:center}.site-nav a{padding:8px 10px;border-radius:10px;color:var(--white)}.site-nav a:hover{background:var(--glass);text-decoration:none}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;padding:6px 2px;cursor:pointer}.nav-toggle span{display:block;width:26px;height:2px;background:#ffffff;margin:6px 0;transition:.2s}
.btn{--h:52px;display:inline-flex;align-items:center;justify-content:center;height:var(--h);padding:0 20px;border-radius:14px;background:var(--yellow);color:#0D1B2A;font-weight:800;letter-spacing:.2px;border:2px solid var(--yellow);box-shadow:var(--shadow)}
.btn:hover{filter:brightness(1.05);text-decoration:none}.btn--ghost{background:transparent;color:#fff;border-color:#ffffff66;border:2px solid #ffffff66}.btn--small{--h:38px;padding:0 14px;font-weight:700}
.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:100px;background:#ffffff1a;color:#fff;border:1px solid var(--border);font-weight:700;font-size:14px;margin-right:8px}
.hero{position:relative;display:grid;grid-template-columns:1.2fr .8fr;gap:20px;align-items:center;padding:clamp(28px,7vw,60px) clamp(16px,5vw,40px)}
.hero__copy h1{font-size:clamp(32px,6vw,60px);line-height:1.05;margin:0 0 10px;letter-spacing:-.5px;color:#fff}
.hero .sub{font-size:clamp(16px,2.4vw,20px);margin:10px 0 20px;color:#EAF2FF}.cta-row{display:flex;gap:12px;flex-wrap:wrap}.tiny-note{font-size:13px;color:#DDE8FF;margin-top:10px}
.hero__art{display:flex;align-items:center;justify-content:center}.hero-ball{width:min(440px,70%);filter:drop-shadow(0 12px 40px rgba(0,0,0,.35))}.hero__badges{position:absolute;bottom:16px;left:16px}
.section{padding:clamp(36px,8vw,80px) 16px}.section--tint{background:transparent}.section-head h2{margin:0 0 6px;font-size:clamp(24px,4.5vw,36px);color:#fff}.section-head p{margin:0 0 24px;color:#EAF2FF}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}.card{background:var(--glass);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;border:1px solid var(--border);color:#fff}
.card .meta{display:flex;gap:10px;align-items:center;margin-bottom:8px;color:#d9e9ff;font-size:14px}.card h3{margin:6px 0 10px;font-size:20px;color:#fff}.notice{border-left:6px solid var(--yellow)}
.center{text-align:center;margin-top:18px}.masonry{columns:2 320px;column-gap:12px}.masonry figure{break-inside:avoid;margin:0 0 12px;border-radius:12px;overflow:hidden;box-shadow:var(--shadow);background:#00000026}
.masonry img{width:100%;display:block}.masonry figcaption{padding:8px 10px;font-size:14px;color:#EAF2FF}
.sponsor-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:20px;align-items:center}.sponsor{background:#00000026;border-radius:16px;display:flex;align-items:center;justify-content:center;padding:18px;box-shadow:var(--shadow);border:1px solid var(--border)}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}.checklist{padding-left:20px}.checklist li{margin:8px 0;color:#EAF2FF}.bullets{padding-left:20px}.bullets li{margin:8px 0;color:#EAF2FF}
.contact-form{background:#00000026;border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:var(--shadow);margin-bottom:16px;color:#fff}
.contact-form .grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}label{display:block;font-weight:700;font-size:14px;color:#fff}
input,textarea,select{width:100%;margin-top:6px;padding:12px 12px;border-radius:12px;border:1px solid #ffffff55;font:inherit;background:#0b0b25;color:#fff}
input::placeholder,textarea::placeholder{color:#cdd7ff}input:focus,textarea:focus,select:focus{outline:2px solid #cfe1ff;border-color:#b9d0ff;background:#0f1140}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}.contact-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.site-footer{border-top:1px solid var(--border);padding:20px 16px;background:transparent;color:#eaf2ff}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.brand-row{display:flex;align-items:center;gap:10px}.small{font-size:13px;color:#cfe1ff}
.register-hero{padding:clamp(28px,6vw,48px) 16px;text-align:center}
.register-card{background:var(--glass);border:1px solid var(--border);border-radius:16px;padding:0;box-shadow:var(--shadow);overflow:hidden}
.register-card header{padding:16px 18px;border-bottom:1px solid var(--border)}.register-card header h2{margin:0;color:#fff}
.register-card .embed{width:100%;height:75vh;border:0;display:block;background:#0b0b25}
.register-alt{padding:16px 18px;border-top:1px solid var(--border)}
@media (max-width:860px){.hero{grid-template-columns:1fr}.split{grid-template-columns:1fr}.site-nav{display:none;position:absolute;right:10px;top:60px;background:#091a5a;border:1px solid var(--border);border-radius:12px;padding:10px;box-shadow:var(--shadow);flex-direction:column;width:min(90vw,260px)}.site-nav a{padding:10px 12px}.nav-toggle{display:block}.hero__badges{position:static;margin-top:10px}}