*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,sans-serif;color:#0f172a;line-height:1.6;background:#fff;overflow-x:hidden}h1,h2,h3,h4,h5{font-family:Plus Jakarta Sans,sans-serif;line-height:1.2}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{max-width:1200px;margin:0 auto;padding:0 24px}:root{--primary: #0B3D91;--primary-light: #1976D2;--accent: #00BFA6;--accent-glow: #00E5C3;--dark: #0B1D3D;--gray-50: #f8fafc;--gray-100: #f1f5f9;--gray-200: #e2e8f0;--gray-400: #94a3b8;--gray-600: #64748b;--gray-800: #1e293b;--white: #ffffff;--shadow-sm: 0 1px 3px rgba(0,0,0,.06);--shadow-md: 0 4px 20px rgba(0,0,0,.08);--shadow-lg: 0 12px 40px rgba(0,0,0,.1)}.top-bar{background:var(--dark);color:var(--gray-400);font-size:12px;padding:6px 0}.top-bar .container{display:flex;justify-content:space-between;align-items:center}.top-bar a{color:var(--gray-400);transition:color .2s}.top-bar a:hover{color:var(--accent)}.top-bar-left,.top-bar-right{display:flex;gap:20px;align-items:center}.header{background:rgba(255,255,255,.97);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);position:sticky;top:0;z-index:1000;border-bottom:1px solid var(--gray-200);transition:box-shadow .3s}.header.scrolled{box-shadow:var(--shadow-md)}.header .container{display:flex;align-items:center;justify-content:space-between;height:68px}.logo{font-family:Plus Jakarta Sans;font-size:20px;font-weight:800;color:var(--primary);display:flex;align-items:center;gap:8px;white-space:nowrap}.logo-text{display:flex;flex-direction:column;line-height:1.2}.logo-tagline{font-size:9.5px;font-weight:600;color:var(--gray-400);letter-spacing:.06em;line-height:1;margin-top:1px}.logo-icon{width:48px;height:48px;background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px;font-weight:700;font-family:Segoe UI,sans-serif}.logo-divider{width:.75px;height:19.8px;background:white;margin:0 3px}.nav{display:flex;align-items:center;gap:2px}.nav>a,.nav-dropdown>a{padding:8px 10px;font-size:12.5px;font-weight:500;color:var(--gray-600);border-radius:8px;transition:all .2s;white-space:nowrap}.nav>a:hover,.nav-dropdown>a:hover{color:var(--primary);background:var(--gray-50)}.nav>a.active{color:var(--primary);font-weight:600}.nav-dropdown{position:relative}.nav-dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-menu{position:absolute;top:100%;left:0;background:#fff;border-radius:12px;box-shadow:var(--shadow-lg);padding:10px;min-width:220px;opacity:0;visibility:hidden;transform:translateY(8px);transition:all .2s;border:1px solid var(--gray-200);z-index:100}.dropdown-menu a{display:block;padding:8px 12px;border-radius:6px;font-size:13px}.dropdown-menu a:hover{background:var(--gray-50);color:var(--primary)}.nav-cta{display:flex;gap:6px;align-items:center}.nav-cta .btn{padding:8px 16px;font-size:13px}.nav-sub-dropdown{position:relative}.nav-sub-dropdown>a{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-radius:6px;font-size:13px;color:inherit;transition:all .2s}.nav-sub-dropdown>a:after{content:"▶";font-size:8px;margin-left:8px;opacity:.6}.nav-sub-dropdown>a:hover{background:var(--gray-50);color:var(--primary)}.nav-sub-dropdown:hover .sub-dropdown-menu{opacity:1;visibility:visible;transform:translate(0)}.sub-dropdown-menu{position:absolute;top:0;left:100%;background:#fff;border-radius:12px;box-shadow:var(--shadow-lg);padding:10px;min-width:230px;opacity:0;visibility:hidden;transform:translate(8px);transition:all .2s;border:1px solid var(--gray-200);z-index:101;margin-left:4px}.sub-dropdown-menu a{display:block;padding:8px 12px;border-radius:6px;font-size:13px}.sub-dropdown-menu a:hover{background:var(--gray-50);color:var(--primary)}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 22px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all .3s;font-family:Inter,sans-serif}.btn-primary{background:var(--accent);color:var(--dark)}.btn-primary:hover{background:#00d4b8;transform:translateY(-2px);box-shadow:0 6px 20px #00bfa64d}.btn-secondary{background:var(--primary);color:#fff}.btn-secondary:hover{background:var(--primary-light);transform:translateY(-2px)}.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--gray-200)}.btn-outline:hover{border-color:var(--primary);background:var(--gray-50)}.btn-white{background:#fff;color:var(--primary);box-shadow:var(--shadow-md)}.btn-white:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.2)}.btn-ghost:hover{background:rgba(255,255,255,.15);border-color:#fff6}.btn-lg{padding:14px 32px;font-size:15px;border-radius:10px}.section{padding:80px 0}.section-gray{background:var(--gray-50)}.section-dark{background:var(--dark);color:#fff}.section-header{text-align:center;max-width:680px;margin:0 auto 48px}.section-header h2{font-size:38px;font-weight:800;margin-bottom:14px}.section-tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.1em;margin-bottom:14px}.section-tag:before{content:"";width:20px;height:2px;background:var(--accent)}.section-header h2{letter-spacing:-.02em}.section-dark .section-header h2{color:#fff}.section-header p{font-size:16px;color:var(--gray-600);line-height:1.7}.section-dark .section-header p{color:#ffffff8c}.hero{background:linear-gradient(160deg,var(--dark) 0%,var(--primary) 55%,var(--primary-light) 100%);position:relative;overflow:hidden;padding:90px 0 80px}.hero:before{content:"";position:absolute;top:-40%;right:-15%;width:700px;height:700px;background:radial-gradient(circle,rgba(0,191,166,.12) 0%,transparent 70%);border-radius:50%}.hero .container{position:relative;z-index:2;text-align:center}.hero-center{text-align:center;max-width:780px;margin:0 auto}.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(0,191,166,.12);border:1px solid rgba(0,191,166,.25);color:var(--accent-glow);padding:5px 14px;border-radius:50px;font-size:12px;font-weight:600;margin-bottom:20px}.hero h1{font-family:Lato,sans-serif;font-size:44px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:-.02em;line-height:1.15}.hero h1 .highlight{color:var(--accent-glow)}.hero-sub{font-family:Open Sans,sans-serif;font-size:17px;color:#ffffffb3;margin-bottom:28px;line-height:1.7;max-width:800px;margin-left:auto;margin-right:auto}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}.challenge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.challenge-card{background:#fff;border-radius:14px;padding:32px;border:1px solid var(--gray-200);transition:all .3s;position:relative;overflow:hidden}.challenge-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}.challenge-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--primary));opacity:0;transition:opacity .3s}.challenge-card:hover:before{opacity:1}.challenge-icon{width:48px;height:48px;background:rgba(0,191,166,.08);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:22px}.challenge-card h3{font-size:16px;font-weight:700;margin-bottom:8px}.challenge-card p{font-size:13px;color:var(--gray-600);line-height:1.6}.cta-section{background:linear-gradient(160deg,var(--dark) 0%,var(--primary) 55%,var(--primary-light) 100%);padding:80px 0;text-align:center;position:relative;overflow:hidden}.cta-section .container{position:relative;z-index:2}.cta-section h2{font-size:36px;font-weight:800;color:#fff;margin-bottom:14px}.cta-section p{font-size:17px;color:#ffffffa6;margin-bottom:32px;max-width:560px;margin-left:auto;margin-right:auto}.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.footer{background:var(--dark);color:#ffffff80;padding:56px 0 0}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.05)}.footer-brand .logo{color:#fff;margin-bottom:14px}.footer-brand p{font-size:13px;line-height:1.7}.footer-social{display:flex;gap:8px;margin-top:16px}.footer-social a{width:34px;height:34px;border-radius:8px;background:var(--dark);display:flex;align-items:center;justify-content:center;transition:all .2s}.footer-social a:hover{background:transparent}.footer-col h4{font-size:12px;font-weight:700;color:#fff;margin-bottom:16px;text-transform:uppercase;letter-spacing:.05em}.footer-col a{display:block;font-size:13px;padding:4px 0;color:#fff6;transition:color .2s}.footer-col a:hover{color:var(--accent)}.footer-bottom{padding:20px 0;display:flex;justify-content:space-between;align-items:center;font-size:12px}.footer-bottom a{color:#ffffff59}.footer-bottom a:hover{color:var(--accent)}.mobile-toggle{display:none;background:none;border:none;cursor:pointer;width:32px;height:32px;flex-direction:column;justify-content:center;gap:5px}.mobile-toggle span{width:100%;height:2px;background:var(--gray-800);border-radius:2px}@media (max-width: 1024px){.footer-grid{grid-template-columns:1fr 1fr 1fr}.challenge-grid{grid-template-columns:1fr 1fr}.hero h1{font-size:34px}}@media (max-width: 768px){.top-bar,.nav,.nav-cta{display:none}.mobile-toggle{display:flex}.section-header h2{font-size:30px}.hero{padding:56px 0}.hero h1{font-size:28px}.challenge-grid{grid-template-columns:1fr}.cta-section h2{font-size:26px}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{flex-direction:column;gap:8px;text-align:center}}
