:root{--pink: #FFC1CF;--dark: #172121;--white: #EDEDED;--accent: #C05746;--muted: #ADC698;--blue: #7C90DB;--bg: #fafafa;--surface: #ffffff}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--dark);line-height:1.6}a{color:var(--blue);text-decoration:none;transition:color .2s}a:hover{color:var(--accent)}button{font-family:inherit;cursor:pointer;transition:all .2s}.app-container{display:flex;flex-direction:column;min-height:100vh}.app-header{display:flex;align-items:center;justify-content:space-between;padding:20px 32px;background:var(--pink);box-shadow:0 2px 12px #17212114;position:sticky;top:0;z-index:100}.app-title{font-weight:700;font-size:1.5rem;color:var(--dark);display:flex;gap:12px;align-items:center;cursor:pointer;transition:transform .2s}.app-title:hover{transform:scale(1.02)}.logo-box{width:48px;height:48px;border-radius:12px;background:var(--blue);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.5rem;box-shadow:0 4px 12px #7c90db4d}.app-nav{display:flex;gap:24px;align-items:center}.app-nav a{font-weight:500;color:var(--dark);padding:8px 0;border-bottom:2px solid transparent;transition:border-color .2s}.app-nav a:hover{border-bottom-color:var(--blue)}.btn-primary{background:var(--blue);color:#fff;padding:12px 28px;border-radius:10px;border:none;font-weight:600;font-size:1rem;box-shadow:0 4px 16px #7c90db59}.btn-primary:hover{background:#6a7fc9;transform:translateY(-2px);box-shadow:0 6px 20px #7c90db73}.btn-secondary{background:transparent;color:var(--dark);padding:10px 24px;border-radius:10px;border:2px solid rgba(23,33,33,.2);font-weight:600;font-size:1rem}.btn-secondary:hover{border-color:var(--dark);background:rgba(23,33,33,.05)}.btn-outline{background:transparent;border:2px solid var(--dark);color:var(--dark);padding:10px 22px;border-radius:10px;font-weight:600}.btn-outline:hover{background:var(--dark);color:#fff}.hero{padding:120px 32px 80px;text-align:center;max-width:900px;margin:0 auto}.hero .content{max-width:100%}.h1{font-size:4rem;font-weight:700;margin:0 0 16px;color:var(--dark);line-height:1.2;background:linear-gradient(135deg,var(--pink) 0%,var(--blue) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.lead{font-size:1.5rem;color:#172121d9;margin-bottom:12px;line-height:1.5;font-weight:500}.description{font-size:1.125rem;color:#172121a6;margin-bottom:40px;line-height:1.7;max-width:700px;margin-left:auto;margin-right:auto}.portal-buttons{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}.portal-buttons button{min-width:200px}.cta-row{display:flex;gap:16px;align-items:center;margin-bottom:16px}.note{font-size:.95rem;color:var(--muted);font-style:italic}.hero-card{min-width:300px;max-width:380px;background:linear-gradient(135deg,var(--blue) 0%,var(--accent) 100%);padding:32px;border-radius:16px;color:#fff;box-shadow:0 8px 24px #7c90db66}.hero-card h3{margin:0 0 12px;font-size:1.75rem}.hero-card p{margin:0 0 20px;opacity:.95}.hero-card .cta-row{margin-bottom:0}.features{padding:60px 32px;max-width:1200px;margin:0 auto}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:48px;color:var(--dark)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-bottom:32px}.section-link{text-align:center;margin-top:32px}.section-link a{font-size:1.125rem;font-weight:500;color:var(--blue);text-decoration:none;transition:color .2s}.section-link a:hover{color:var(--accent)}.feature-card{background:var(--surface);padding:32px;border-radius:16px;box-shadow:0 4px 16px #0000000f;border:1px solid rgba(124,144,219,.1);transition:transform .2s,box-shadow .2s}.feature-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #7c90db26}.feature-card h4{font-size:1.25rem;margin-bottom:8px;color:var(--dark)}.feature-card p{color:#172121b3;margin:0}.sponsors{padding:64px 32px;background:linear-gradient(180deg,rgba(124,144,219,.08) 0%,transparent 100%);text-align:center}.sponsors h3{font-size:2rem;margin-bottom:32px;color:var(--dark)}.sponsors-list{display:flex;gap:24px;align-items:center;justify-content:center;flex-wrap:wrap}.sponsor-box{width:160px;height:80px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;box-shadow:0 4px 12px #0000001a;transition:transform .2s}.sponsor-box:hover{transform:scale(1.05)}.app-footer{margin-top:auto;padding:32px;text-align:center;color:#17212199;font-size:.9rem;border-top:1px solid rgba(124,144,219,.1)}.app-footer a{color:var(--blue);font-weight:500}@media (max-width: 768px){.hero{flex-direction:column;padding:48px 24px}.h1{font-size:2rem}.hero-card{width:100%;max-width:none}.app-nav{gap:12px;font-size:.9rem}.features{grid-template-columns:1fr}}