:root{--primary:#818cf8;--primary-glow:#6366f159;--secondary:#8b5cf6;--bg:#0f0f1a;--card:#1a1a2e;--text:#f1f5f9;--muted:#94a3b8;--green:#10b981;--gold:#f59e0b}html,body{background-color:var(--bg);min-height:100vh;color:var(--text);font-family:var(--font-roboto), sans-serif;margin:0;padding:0;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-oswald), sans-serif;text-transform:uppercase}*,:before,:after{box-sizing:border-box}a{color:inherit;text-decoration:none}.nav-link{transition:color .3s;position:relative}.nav-link:hover{color:var(--gold)!important}.nav-link:after{content:"";background-color:var(--gold);width:0;height:2px;transition:width .3s;position:absolute;bottom:-5px;left:0}.nav-link:hover:after{width:100%}body:before{content:"";background:radial-gradient(ellipse, var(--primary-glow) 0%, transparent 70%);pointer-events:none;z-index:0;width:700px;height:700px;position:fixed;top:-200px;left:50%;transform:translate(-50%)}.container{z-index:1;max-width:1200px;margin:0 auto;padding:0 24px;position:relative}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.animate-float{animation:3s ease-in-out infinite float}.glass-card{background:var(--card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid #6366f133;border-radius:16px}.gradient-text{background:linear-gradient(135deg, #f1f5f9 30%, var(--primary) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.main-header{z-index:1000;justify-content:space-between;align-items:center;padding:15px 40px;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:fixed;top:0;left:0;right:0}.main-header.scrolled{-webkit-backdrop-filter:blur(12px);background:#0f0f1af2;border-bottom:1px solid #f59e0b4d;padding:10px 40px;box-shadow:0 4px 30px #00000080}.main-header.unscrolled{background:linear-gradient(#0f0f1ae6,#0000);border-bottom:1px solid #0000}.logo-text{font-family:var(--font-oswald), sans-serif;color:var(--gold);letter-spacing:1px;text-transform:uppercase;font-size:1.5rem;font-weight:700}.desktop-nav{align-items:center;gap:30px;display:flex}.mobile-menu-btn{color:#fff;cursor:pointer;z-index:1001;background:0 0;border:none;flex-direction:column;justify-content:space-between;width:30px;height:20px;padding:0;display:none}.mobile-menu-btn span{background-color:var(--gold);border-radius:3px;width:100%;height:3px;transition:all .3s;display:block}.mobile-menu-btn.open span:first-child{transform:translateY(8.5px)rotate(45deg)}.mobile-menu-btn.open span:nth-child(2){opacity:0}.mobile-menu-btn.open span:nth-child(3){transform:translateY(-8.5px)rotate(-45deg)}.mobile-nav{z-index:10000;background:#090912;border-left:1px solid #f59e0b59;flex-direction:column;width:85%;max-width:340px;height:100dvh;padding:0;transition:right .35s cubic-bezier(.16,1,.3,1);display:flex;position:fixed;top:0;right:-100%;overflow:hidden;box-shadow:-15px 0 50px #000000e6}.mobile-nav.open{right:0}.mobile-nav-header{background:#00000080;border-bottom:1px solid #ffffff14;justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.mobile-nav-close-btn{color:var(--gold,#ffb800);cursor:pointer;background:#f59e0b1f;border:1px solid #f59e0b59;border-radius:8px;justify-content:center;align-items:center;width:34px;height:34px;font-size:1.1rem;font-weight:700;transition:all .2s;display:flex}.mobile-nav-close-btn:active{background:#f59e0b40;transform:scale(.95)}.mobile-nav-links{-webkit-overflow-scrolling:touch;flex-direction:column;flex:1;gap:6px;padding:16px 18px;display:flex;overflow-y:auto}.mobile-nav-link{color:#cbd5e1;font-family:var(--font-oswald);letter-spacing:.5px;border:1px solid #0000;border-radius:8px;align-items:center;padding:11px 14px;font-size:1rem;font-weight:600;text-decoration:none;transition:all .2s;display:flex}.mobile-nav-link:hover,.mobile-nav-link:focus{color:#fff;background:#ffffff0f;border-color:#ffffff1f}.mobile-nav-link.highlight-notes{color:#60a5fa;background:#60a5fa14;border-color:#60a5fa40}.mobile-nav-link.highlight-videos{color:#c084fc;background:#c084fc14;border-color:#c084fc40}.mobile-nav-link.highlight-cbt{color:#fb923c;background:#fb923c14;border-color:#fb923c40}.mobile-nav-link.highlight-download{color:var(--gold,#ffb800);background:#f59e0b1a;border-color:#f59e0b4d;font-weight:700}.mobile-nav-link.highlight-study{color:#94a3b8;border-top:1px dashed #ffffff1a;margin-top:10px;padding-top:14px;font-size:.85rem}.mobile-nav-footer{background:#00000080;border-top:1px solid #ffffff14;flex-direction:column;gap:10px;padding:14px 18px;display:flex}.mobile-trailer-btn{color:#000;font-weight:800;font-family:var(--font-oswald);letter-spacing:.5px;text-transform:uppercase;background:linear-gradient(135deg,#f59e0b,#d97706);border-radius:8px;justify-content:center;align-items:center;padding:11px;font-size:.95rem;text-decoration:none;transition:all .2s;display:flex;box-shadow:0 4px 15px #f59e0b4d}.mobile-trailer-btn:active{transform:scale(.98)}.mobile-nav-overlay{-webkit-backdrop-filter:blur(8px);opacity:0;pointer-events:none;z-index:9999;background:#000000d9;width:100vw;height:100vh;transition:opacity .3s;position:fixed;top:0;left:0}.mobile-nav-overlay.open{opacity:1;pointer-events:auto}@media (max-width:1024px){.main-header,.main-header.scrolled{padding:12px 20px}.desktop-nav{display:none}.header-actions{display:none!important}.mobile-menu-btn{display:flex}.logo-text{font-size:1.25rem}}.footer-link{transition:color .2s,transform .2s}.footer-link:hover{color:var(--gold)!important}.social-icon-btn:hover{transform:translateY(-3px);background:var(--gold)!important;color:#000!important;border-color:var(--gold)!important}.hover-card{transition:transform .2s ease-in-out,box-shadow .2s ease-in-out,border-color .2s ease-in-out}.hover-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px #ff6b0026;border-color:#ff6b0066!important}.gk-tag{color:var(--gold);background:#ffffff0d;border:1px solid #ffffff0d;border-radius:20px;padding:8px 16px;font-size:.9rem;text-decoration:none;transition:all .2s;display:inline-block}.gk-tag:hover{color:#fff;transform:translateY(-2px);border-color:var(--gold)!important;background:#f59e0b1a!important}