:root{--color-base:#fff;--color-base-alt:#f8fafc;--color-base-surface:#fff;--color-primary:#0f172a;--color-primary-light:#334155;--color-secondary:#2563eb;--color-secondary-hover:#1d4ed8;--color-accent:#8b5cf6;--color-text:#0f172a;--color-text-muted:#64748b;--color-border:#e2e8f0;--color-border-subtle:#f1f5f9;--shadow-color:0deg 0% 0%;--shadow-elevation-low:.3px .5px .7px hsl(var(--shadow-color)/.09),.4px .8px 1px -1.2px hsl(var(--shadow-color)/.09),1px 2px 2.5px -2.5px hsl(var(--shadow-color)/.09);--shadow-elevation-medium:.3px .5px .7px hsl(var(--shadow-color)/.1),.8px 1.6px 2px -.8px hsl(var(--shadow-color)/.1),2.1px 4.1px 5.2px -1.7px hsl(var(--shadow-color)/.1),5px 10px 12.6px -2.5px hsl(var(--shadow-color)/.1);--shadow-elevation-high:.3px .5px .7px hsl(var(--shadow-color)/.09),1.5px 2.9px 3.7px -.4px hsl(var(--shadow-color)/.09),2.7px 5.4px 6.8px -.7px hsl(var(--shadow-color)/.09),4.5px 8.9px 11.2px -1.1px hsl(var(--shadow-color)/.09),7.1px 14.3px 18px -1.4px hsl(var(--shadow-color)/.09),11.2px 22.3px 28.1px -1.8px hsl(var(--shadow-color)/.09),17px 33.9px 42.7px -2.1px hsl(var(--shadow-color)/.09),25px 50px 62.9px -2.5px hsl(var(--shadow-color)/.09);--gradient-primary:linear-gradient(135deg,var(--color-secondary)0%,var(--color-accent)100%);--glass-bg:#ffffffb3;--glass-border:#ffffff80;--font-sans:"Inter",system-ui,-apple-system,sans-serif;--spacing-xs:.25rem;--spacing-sm:.5rem;--spacing-md:1rem;--spacing-lg:2rem;--spacing-xl:4rem;--spacing-2xl:8rem;--radius-sm:6px;--radius-md:12px;--radius-lg:24px}[data-theme=dark]{--color-base:#020617;--color-base-alt:#0f172a;--color-base-surface:#1e293b;--color-primary:#f8fafc;--color-primary-light:#cbd5e1;--color-secondary:#3b82f6;--color-secondary-hover:#60a5fa;--color-accent:#a855f7;--color-text:#f1f5f9;--color-text-muted:#94a3b8;--color-border:#334155;--color-border-subtle:#1e293b;--shadow-color:0deg 0% 0%;--shadow-elevation-low:.3px .5px .7px hsl(var(--shadow-color)/.3),.4px .8px 1px -1.2px hsl(var(--shadow-color)/.3),1px 2px 2.5px -2.5px hsl(var(--shadow-color)/.3);--shadow-elevation-medium:.3px .5px .7px hsl(var(--shadow-color)/.35),.8px 1.6px 2px -.8px hsl(var(--shadow-color)/.35),2.1px 4.1px 5.2px -1.7px hsl(var(--shadow-color)/.35),5px 10px 12.6px -2.5px hsl(var(--shadow-color)/.35);--shadow-elevation-high:0px 10px 30px -5px #00000080,0px 20px 40px -10px #000000b3;--gradient-primary:linear-gradient(135deg,var(--color-secondary)0%,var(--color-accent)100%);--glass-bg:#0f172a99;--glass-border:#ffffff14}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);color:var(--color-text);background-color:var(--color-base);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6;transition:background-color .4s,color .4s}a{color:inherit;text-decoration:none;transition:color .3s}ul{list-style:none}h1,h2,h3,h4,h5,h6{color:var(--color-primary);margin-bottom:var(--spacing-md);letter-spacing:-.02em;font-weight:700;line-height:1.15}h1{font-size:clamp(2.5rem,5vw,4rem);font-weight:800}h2{font-size:clamp(2rem,4vw,3rem)}h3{font-size:clamp(1.5rem,3vw,2rem)}h4{font-size:clamp(1.25rem,2vw,1.5rem)}p{margin-bottom:var(--spacing-md)}.text-gradient{background:var(--gradient-primary);-webkit-text-fill-color:transparent;color:#0000;-webkit-background-clip:text;background-clip:text}.text-muted{color:var(--color-text-muted)}.glass{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border)}.container{max-width:1200px;padding:0 var(--spacing-lg);margin:0 auto}.section{padding:var(--spacing-2xl)0;position:relative}.bg-alt{background-color:var(--color-base-alt)}.bg-surface{background-color:var(--color-base-surface)}.btn{border-radius:var(--radius-sm);cursor:pointer;text-align:center;border:none;justify-content:center;align-items:center;padding:.875rem 1.75rem;font-size:1rem;font-weight:600;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex}.btn-primary{background:var(--gradient-primary);box-shadow:0 4px 14px #2563eb63;color:#fff!important}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #2563eb80}.btn-outline{color:var(--color-text);border:1px solid var(--color-border);background-color:#0000}.btn-outline:hover{border-color:var(--color-secondary);color:var(--color-secondary);background:#2563eb0d}[data-theme=dark] .btn-primary{color:#fff!important}.card{background:var(--color-base-surface);border-radius:var(--radius-md);border:1px solid var(--color-border);transition:all .3s}.shadow-sm{box-shadow:var(--shadow-elevation-low)}.shadow-md{box-shadow:var(--shadow-elevation-medium)}.shadow-lg{box-shadow:var(--shadow-elevation-high)}.form-group{margin-bottom:var(--spacing-md)}.form-label{margin-bottom:var(--spacing-xs);color:var(--color-primary);font-size:.9rem;font-weight:600;display:block}.form-input,.form-textarea{border:1px solid var(--color-border);border-radius:var(--radius-sm);background-color:var(--color-base);width:100%;color:var(--color-text);padding:.875rem 1rem;font-family:inherit;transition:all .3s}.form-input:focus,.form-textarea:focus{border-color:var(--color-secondary);outline:none;box-shadow:0 0 0 4px #2563eb1a}[data-theme=dark] .form-input:focus,[data-theme=dark] .form-textarea:focus{box-shadow:0 0 0 4px #3b82f633}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUpFade{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulseGlow{0%{box-shadow:0 0 #2563eb66}70%{box-shadow:0 0 0 15px #2563eb00}to{box-shadow:0 0 #2563eb00}}.animate-fade-in{animation:.8s ease-out forwards fadeIn}.animate-slide-up{opacity:0;animation:.8s cubic-bezier(.16,1,.3,1) forwards slideUpFade}.text-center{text-align:center}.mb-1{margin-bottom:var(--spacing-sm)}.mb-2{margin-bottom:var(--spacing-md)}.mb-3{margin-bottom:var(--spacing-lg)}.mb-4{margin-bottom:var(--spacing-xl)}