:root{--bg-color: 210 40% 99%;--surface-color: 0 0% 100%;--primary: 217 60% 55%;--primary-glow: 217 60% 55% / .1;--secondary: 162 40% 60%;--accent: 260 70% 75%;--text-main: 222 47% 15%;--text-muted: 215 15% 45%;--accent-pink: 322 81% 85%;--stat-success: 142 70% 45%;--stat-error: 0 84% 60%;--stat-warning: 45 93% 47%;--radius-sm: 12px;--radius-md: 18px;--radius-lg: 32px;--glass-bg: rgba(255, 255, 255, .95);--glass-border: rgba(0, 0, 0, .15);--glass-blur: blur(20px);--card-shadow: 0 4px 12px rgba(0, 0, 0, .08);--card-shadow-hover: 0 15px 35px rgba(0, 0, 0, .12), 0 0 0 1px rgba(0, 0, 0, .05);--logo-shadow-opacity: .15;--mobile: 768px;--tablet: 1024px;--sidebar-width: 300px;--sidebar-mobile-width: 85%;--sidebar-bg: #f8fafc;font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:hsl(var(--text-main));background:linear-gradient(135deg,#fbfcfd,#f3f5f7);min-height:100vh;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}[data-theme=dark]{--bg-color: 220 20% 16%;--surface-color: 220 20% 22%;--primary: 217 91% 65%;--primary-glow: 217 91% 65% / .3;--text-main: 210 40% 98%;--text-muted: 215 20% 75%;--glass-bg: hsla(220, 20%, 20%, .85);--glass-border: hsla(210, 40%, 98%, .12);--sidebar-bg: hsla(220, 20%, 14%, .9);--card-shadow: 0 10px 40px rgba(0, 0, 0, .45);--card-shadow-hover: 0 25px 50px rgba(0, 0, 0, .65), 0 0 0 1.5px hsla(var(--primary), .25);--logo-shadow-opacity: .5;--accent-pink: 322 81% 75%;--stat-success: 142 70% 55%;--stat-error: 0 84% 65%;--stat-warning: 45 93% 55%;color-scheme:dark}*{margin:0;padding:0;box-sizing:border-box}body{min-height:100vh;margin:0;background-color:hsl(var(--bg-color));background-attachment:fixed;overflow-x:hidden}h1,h2,h3,h4{font-family:Outfit,sans-serif;font-weight:700;letter-spacing:-.02em;color:hsl(var(--text-main))}.glass{background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1.5px solid var(--glass-border);border-radius:var(--radius-md);box-shadow:var(--card-shadow)}.glass-card{background:var(--surface-color);border:2px solid var(--glass-border);border-radius:var(--radius-md);box-shadow:var(--card-shadow);transition:all .3s cubic-bezier(.34,1.1,.64,1);background-clip:padding-box}.glass-card:hover{box-shadow:var(--card-shadow-hover);transform:translateY(-4px);border-color:hsla(var(--primary),.3)}.glass-card-accent{background:linear-gradient(var(--glass-bg),var(--glass-bg)),linear-gradient(135deg,hsl(var(--primary)),hsl(var(--accent)));background-clip:padding-box,border-box;background-origin:padding-box,border-box;border:2px solid transparent}.btn{padding:.8rem 1.6rem;border-radius:var(--radius-md);border:none;font-family:Outfit,sans-serif;font-weight:600;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;gap:.5rem;background-clip:padding-box}.btn-primary{background:linear-gradient(135deg,hsl(var(--primary)),hsl(var(--accent)),hsl(var(--accent-pink)));background-size:200% auto;color:#fff;box-shadow:0 4px 15px hsla(var(--primary),.3);transition:all .3s cubic-bezier(.4,0,.2,1)}.btn-primary:hover{animation:flowing-gradient 7.68s ease-in-out infinite;box-shadow:0 6px 20px hsla(var(--primary),.5);transform:translateY(-1.5px);filter:brightness(1.05)}.btn-secondary{background:hsla(var(--text-main),.05);color:hsl(var(--text-main));border:1.5px solid var(--glass-border)}.btn-secondary:hover{background:hsla(var(--text-main),.1);border-color:hsla(var(--text-main),.2)}.menu-item{width:100%;padding:.6rem .8rem;display:flex;align-items:center;gap:.75rem;background:transparent;border:none;border-radius:10px;color:hsl(var(--text-main));font-size:.85rem;font-family:Outfit,sans-serif;font-weight:700;cursor:pointer;transition:all .2s ease;text-align:left}.menu-item:hover{background:hsla(var(--primary),.1);color:hsl(var(--primary))}.menu-item svg{opacity:.7;transition:all .2s ease}.menu-item:hover svg{opacity:1;transform:scale(1.1)}.sidebar-nav-btn{background:hsla(var(--primary),.03)!important;border:.5px solid var(--glass-border)!important;transition:all .3s cubic-bezier(.34,1.56,.64,1);background-clip:padding-box!important}.sidebar-nav-btn:hover{border-color:hsla(var(--primary),.3)!important}.sidebar-nav-btn:active{transform:scale(.96)}.sidebar-nav-btn:hover:not(.nav-item-active){background:linear-gradient(135deg,hsla(var(--primary),.1),hsla(var(--accent),.1),hsla(var(--accent-pink),.1))!important;border-color:hsla(var(--accent-pink),.3)!important}.nav-item-active{background:linear-gradient(135deg,hsl(var(--primary)),hsl(var(--accent)),hsl(var(--accent-pink)))!important;background-size:200% auto!important;border:none!important;box-shadow:0 4px 15px hsla(var(--primary),.4)!important;background-clip:padding-box!important;transition:all .3s cubic-bezier(.4,0,.2,1);animation:flowing-gradient 7.68s ease-in-out infinite!important}.nav-item-active:hover{animation:flowing-gradient 7.68s ease-in-out infinite!important;filter:brightness(1.05);box-shadow:0 6px 20px hsla(var(--primary),.5)!important}.app-container{display:flex;width:100vw;height:100vh;overflow:hidden}.main-content{flex:1;padding:3rem;overflow-y:auto;scroll-behavior:smooth}.sidebar-container{width:var(--sidebar-width);height:100vh;flex-shrink:0;z-index:1000;background:var(--sidebar-bg);border-right:1px solid var(--glass-border);margin:0;padding:0;display:flex;flex-direction:column}.sidebar-container h1,.sidebar-container h2,.sidebar-container h3,.sidebar-container h4,.sidebar-container span,.sidebar-container p{color:hsl(var(--text-main))!important}.text-gradient-shimmer{background:linear-gradient(to right,hsl(var(--text-main)),hsl(var(--primary)),hsl(var(--secondary)),hsl(var(--primary)),hsl(var(--text-main)));background-size:200% auto;background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;animation:shimmerFlow 5s linear infinite}.mobile-header{display:none}.session-grid{display:flex;flex-wrap:wrap;gap:1.5rem;justify-content:center;width:100%;padding:2rem}.stimulus-item{position:relative;aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;overflow:hidden;border-radius:var(--radius-lg);background:hsla(var(--surface-color),.5);border:2px solid transparent;transition:all .2s ease}.stimulus-item.correct{border-color:hsl(var(--stat-success));background:hsla(var(--stat-success),.1)}.stimulus-item.incorrect{border-color:hsl(var(--stat-error));background:hsla(var(--stat-error),.1)}.stimulus-image{width:80%;height:80%;object-fit:contain;filter:drop-shadow(0 4px 8px rgba(0,0,0,.3))}@media (max-width: 1024px){.app-container{flex-direction:column}.sidebar-container{position:fixed!important;left:0;top:0;height:100vh!important;width:var(--sidebar-mobile-width)!important;max-width:320px;transform:translate(-100%);background:hsl(var(--bg-color))!important}.sidebar-container.open{transform:translate(0);box-shadow:20px 0 50px #00000080}.mobile-header{display:flex!important;align-items:center;justify-content:space-between;padding:1rem 1.5rem;width:100%;position:sticky;top:0;z-index:50;border-bottom:1px solid var(--glass-border);background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur)}.main-content{padding:1.25rem!important}}@media (max-width: 768px){.btn{padding:.6rem 1rem;font-size:.9rem;min-height:44px}.responsive-stimulus-grid{grid-template-columns:repeat(2,1fr)!important;gap:.75rem!important}}@keyframes flowing-gradient{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes shimmerFlow{0%{background-position:0% center}to{background-position:-200% center}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .4s ease forwards}.tooltip-btn{position:relative}.tooltip-btn:after{content:attr(title);position:absolute;bottom:120%;left:50%;transform:translate(-50%) translateY(10px);padding:.6rem 1rem;background:hsl(var(--surface-color));color:#fff;font-size:.75rem;font-weight:700;border-radius:12px;border:1.5px solid var(--glass-border);box-shadow:0 10px 30px #00000080;white-space:nowrap;opacity:0;pointer-events:none;transition:all .25s cubic-bezier(.34,1.56,.64,1);z-index:100}.tooltip-btn:hover:after{opacity:1;transform:translate(-50%) translateY(0)}.nav-animating .icon-dashboard rect{animation:windowScroll 1.2s ease-in-out 1}@keyframes windowScroll{0%,to{transform:translateY(0)}50%{transform:translateY(-3px);opacity:.6}}.nav-animating .icon-clients path:last-child{animation:personPeek 1s ease-in-out 1}@keyframes personPeek{0%,to{transform:translate(0)}50%{transform:translate(3px);opacity:.6}}.nav-animating .icon-programs line{animation:barShift .8s ease-in-out 1;transform-origin:bottom}@keyframes barShift{0%,to{transform:scaleY(1)}50%{transform:scaleY(1.4)}}.nav-animating .icon-settings{animation:spin-once 1.2s cubic-bezier(.34,1.56,.64,1) 1}@keyframes spin-once{0%{transform:rotate(0)}to{transform:rotate(180deg)}}@keyframes iconBounce{0%{transform:translateY(0) scale(1)}to{transform:translateY(-8px) scale(1.15)}}.reveal-text-engine{background-clip:text!important;-webkit-background-clip:text!important;color:transparent!important;-webkit-text-fill-color:transparent!important;display:inline-block}