:root{--primary-purple:#6B46C1;--secondary-purple:#7C3AED;--accent-purple:#9333EA;--deep-purple:#5B21B6;--light-purple:#A78BFA;--bg-primary:#FFFFFF;--bg-secondary:#F9FAFB;--bg-tertiary:#F3F4F6;--text-primary:#111827;--text-secondary:#4B5563;--text-tertiary:#6B7280;--border-color:#E5E7EB;--shadow-color:rgba(0,0,0,0.1);--success:#10B981;--warning:#F59E0B;--error:#EF4444;--info:#3B82F6;--gradient-purple:linear-gradient(135deg,var(--primary-purple) 0%,var(--accent-purple) 100%);--gradient-hero:linear-gradient(135deg,#7C3AED 0%,#EC4899 100%);--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--spacing-3xl:4rem;--radius-sm:0.375rem;--radius-md:0.5rem;--radius-lg:0.75rem;--radius-xl:1rem;--transition-fast:150ms ease-in-out;--transition-base:250ms ease-in-out;--transition-slow:350ms ease-in-out;--container-sm:640px;--container-md:768px;--container-lg:1024px;--container-xl:1280px}[data-theme="dark"]{--bg-primary:#0F172A;--bg-secondary:#1E293B;--bg-tertiary:#334155;--text-primary:#F1F5F9;--text-secondary:#CBD5E1;--text-tertiary:#94A3B8;--border-color:#475569;--shadow-color:rgba(0,0,0,0.3)}*{transition:background-color var(--transition-base),color var(--transition-base),border-color var(--transition-base)}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:var(--spacing-md);color:var(--text-primary)}h1{font-size:clamp(2rem,5vw,3.5rem);letter-spacing:-0.02em}h2{font-size:clamp(1.75rem,4vw,2.5rem);letter-spacing:-0.01em}h3{font-size:clamp(1.5rem,3vw,2rem)}h4{font-size:clamp(1.25rem,2.5vw,1.5rem)}h5{font-size:1.125rem}h6{font-size:1rem}p{margin-bottom:var(--spacing-md);color:var(--text-secondary)}a{color:var(--primary-purple);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-purple)}.container{width:100%;max-width:var(--container-xl);margin:0 auto;padding:0 var(--spacing-lg)}@media (max-width:768px){.container{padding:0 var(--spacing-md)}}.section{padding:var(--spacing-3xl) 0}.section-sm{padding:var(--spacing-2xl) 0}.section-lg{padding:clamp(4rem,8vw,6rem) 0}.grid{display:grid;gap:var(--spacing-lg)}.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.flex{display:flex}.flex-center{display:flex;justify-content:center;align-items:center}.flex-between{display:flex;justify-content:space-between;align-items:center}.flex-col{display:flex;flex-direction:column}.btn{display:inline-flex;align-items:center;justify-content:center;padding:0.875rem 2rem;font-size:1rem;font-weight:600;border:none;border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);text-decoration:none;white-space:nowrap;gap:0.5rem}.btn-primary{background:linear-gradient(135deg,#7C3AED 0%,#EC4899 100%);color:#FFFFFF;box-shadow:0 4px 14px 0 rgba(124,58,237,0.4)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px 0 rgba(107,70,193,0.5)}.btn-outline{background:rgba(107,70,193,0.08);color:var(--text-primary);border:2px solid var(--primary-purple);font-weight:700;box-shadow:0 2px 8px rgba(107,70,193,0.15)}.btn-outline:hover{background:var(--primary-purple);color:#FFFFFF;transform:translateY(-2px);box-shadow:0 4px 12px rgba(107,70,193,0.35)}.hero .btn-outline,.about-hero .btn-outline{color:#FFFFFF !important}.btn-lg{padding:1.125rem 2.5rem;font-size:1.125rem}.btn-sm{padding:0.625rem 1.5rem;font-size:0.875rem}.card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:var(--spacing-xl);box-shadow:0 1px 3px var(--shadow-color);transition:all var(--transition-base)}.card:hover{transform:translateY(-4px);box-shadow:0 12px 24px var(--shadow-color)}.badge{display:inline-block;padding:0.25rem 0.75rem;font-size:0.875rem;font-weight:600;border-radius:var(--radius-md);text-transform:uppercase;letter-spacing:0.05em}.badge-purple{background:rgba(107,70,193,0.1);color:var(--primary-purple)}.hero .badge-purple{background:rgba(255,255,255,0.2);color:#FFFFFF}.badge-success{background:rgba(16,185,129,0.1);color:var(--success)}img{max-width:100%;height:auto;display:block}.img-lazy{opacity:0;transition:opacity var(--transition-base)}.img-lazy.loaded{opacity:1}.text-center{text-align:center}.text-gradient{background:var(--gradient-purple);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.text-gradient-hero{background:var(--gradient-hero);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mt-xl{margin-top:var(--spacing-xl)}.mt-2xl{margin-top:var(--spacing-2xl)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}.mb-2xl{margin-bottom:var(--spacing-2xl)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}*:focus-visible{outline:2px solid var(--primary-purple);outline-offset:2px}@media (max-width:768px){html{font-size:14px}.btn{width:100%;display:flex;justify-content:center;padding:1rem 1.5rem;white-space:normal;text-align:center}.btn-lg{padding:1.25rem 1.75rem;font-size:1.125rem}.btn-sm{padding:0.875rem 1.25rem;font-size:0.875rem}}@media print{*{background:white !important;color:black !important}}