:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.6;font-weight:400;--mobile-breakpoint: 480px;--tablet-breakpoint: 768px;--desktop-breakpoint: 1024px;--large-desktop-breakpoint: 1440px;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--font-xs: .75rem;--font-sm: .875rem;--font-base: 1rem;--font-lg: 1.125rem;--font-xl: 1.25rem;--font-2xl: 1.5rem;--font-3xl: 1.875rem;--font-4xl: 2.25rem;color-scheme:light dark;color:#ffffffde;background-color:#0f172a;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;padding:0;min-width:320px;min-height:100vh;overflow-x:hidden;background:linear-gradient(135deg,#0f172a,#1e293b,#334155)}h1{font-size:var(--font-4xl);line-height:1.2;margin:0 0 var(--spacing-lg) 0}h2{font-size:var(--font-3xl);line-height:1.3;margin:0 0 var(--spacing-md) 0}h3{font-size:var(--font-2xl);line-height:1.4;margin:0 0 var(--spacing-sm) 0}h4{font-size:var(--font-xl);line-height:1.4;margin:0 0 var(--spacing-sm) 0}p{font-size:var(--font-base);line-height:1.6;margin:0 0 var(--spacing-md) 0}button{border-radius:12px;border:1px solid transparent;padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-base);font-weight:600;font-family:inherit;background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-xs)}button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 25px #3b82f64d}button:active:not(:disabled){transform:translateY(0)}button:disabled{opacity:.6;cursor:not-allowed;transform:none}input,textarea,select{border-radius:12px;border:1px solid rgba(148,163,184,.3);padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-base);font-family:inherit;background:#f8fafcf2;color:#1e293b;transition:all .3s ease;min-height:44px}input:focus,textarea:focus,select:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}a{font-weight:500;color:#3b82f6;text-decoration:none;transition:color .3s ease}a:hover{color:#1d4ed8;text-decoration:underline}@media (max-width: 480px){:root{--spacing-md: .75rem;--spacing-lg: 1rem;--spacing-xl: 1.5rem;--spacing-2xl: 2rem;--font-base: .875rem;--font-lg: 1rem;--font-xl: 1.125rem;--font-2xl: 1.25rem;--font-3xl: 1.5rem;--font-4xl: 1.875rem}body{font-size:var(--font-sm)}button{padding:var(--spacing-sm) var(--spacing-sm);font-size:var(--font-sm);min-height:48px}input,textarea,select{font-size:16px;min-height:48px}}@media (min-width: 481px) and (max-width: 768px){:root{--spacing-xl: 1.75rem;--spacing-2xl: 2.5rem}}@media (min-width: 769px) and (max-width: 1024px){:root{--spacing-2xl: 3rem}}@media (min-width: 1025px){:root{--spacing-2xl: 4rem}}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.grid{display:grid;gap:var(--spacing-md)}.grid-responsive{grid-template-columns:1fr}@media (min-width: 768px){.grid-responsive{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1024px){.grid-responsive{grid-template-columns:repeat(3,1fr)}}.flex{display:flex;gap:var(--spacing-md)}.flex-wrap{flex-wrap:wrap}.flex-column{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.text-center{text-align:center}.hidden-mobile{display:none}@media (min-width: 768px){.hidden-mobile{display:block}}.visible-mobile{display:block}@media (min-width: 768px){.visible-mobile{display:none}}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media (prefers-contrast: high){button,input,textarea,select{border:2px solid currentColor}}@media print{*{background:#fff!important;color:#000!important;box-shadow:none!important}}