:root{--checkout-primary:#8b2279;--checkout-primary-light:#a83592;--checkout-primary-dark:#6b1b5e;--checkout-secondary:#e91e63;--checkout-accent:#ff6b9d;--gradient-primary:linear-gradient(135deg,#8b2279,#a83592 50%,#e91e63);--gradient-success:linear-gradient(135deg,#10b981,#34d399);--gradient-purple:linear-gradient(135deg,#8b5cf6,#a78bfa);--gradient-gold:linear-gradient(135deg,#f59e0b,#fbbf24);--gradient-glass:linear-gradient(135deg,hsla(0,0%,100%,.8),hsla(0,0%,100%,.4));--shadow-sm:0 2px 8px rgba(139,34,121,.08);--shadow-md:0 4px 16px rgba(139,34,121,.12);--shadow-lg:0 8px 32px rgba(139,34,121,.16);--shadow-xl:0 16px 48px rgba(139,34,121,.2);--shadow-2xl:0 24px 64px rgba(139,34,121,.24);--shadow-inner:inset 0 2px 8px rgba(0,0,0,.06);--glass-bg:hsla(0,0%,100%,.7);--glass-border:hsla(0,0%,100%,.3);--glass-shadow:0 8px 32px 0 rgba(31,38,135,.15);--space-xs:0.25rem;--space-sm:0.5rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--radius-sm:0.5rem;--radius-md:1rem;--radius-lg:1.5rem;--radius-xl:2rem;--radius-2xl:2.5rem;--radius-full:9999px;--transition-fast:150ms cubic-bezier(0.4,0,0.2,1);--transition-base:300ms cubic-bezier(0.4,0,0.2,1);--transition-slow:500ms cubic-bezier(0.4,0,0.2,1);--spring:cubic-bezier(0.68,-0.55,0.265,1.55)}.glass-card{background:var(--glass-bg);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow)}.glass-card-hover{transition:all var(--transition-base)}.glass-card-hover:hover{background:hsla(0,0%,100%,.85);transform:translateY(-4px);box-shadow:0 12px 40px 0 rgba(31,38,135,.25)}.animated-gradient{background:linear-gradient(-45deg,#8b2279,#a83592,#e91e63,#ff6b9d);background-size:400% 400%;animation:gradientShift 15s ease infinite}@keyframes gradientShift{0%{background-position:0 50%}50%{background-position:100% 50%}to{background-position:0 50%}}.shimmer{position:relative;overflow:hidden}.shimmer:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.3),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{left:-100%}to{left:100%}}.float{animation:float 6s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}.pulse-glow{animation:pulseGlow 2s ease-in-out infinite}@keyframes pulseGlow{0%,to{box-shadow:0 0 20px rgba(139,34,121,.4)}50%{box-shadow:0 0 40px rgba(139,34,121,.8)}}.btn-premium{position:relative;overflow:hidden;background:var(--gradient-primary);color:#fff;font-weight:700;padding:1rem 2rem;border-radius:var(--radius-xl);border:none;cursor:pointer;transition:all var(--transition-base);box-shadow:var(--shadow-lg)}.btn-premium:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.3),transparent);transition:left .5s}.btn-premium:hover:before{left:100%}.btn-premium:hover{transform:translateY(-2px);box-shadow:var(--shadow-xl)}.btn-premium:active{transform:translateY(0);box-shadow:var(--shadow-md)}.card-3d{transform-style:preserve-3d;transition:transform var(--transition-base)}.card-3d:hover{transform:perspective(1000px) rotateX(2deg) rotateY(-2deg)}.input-premium{position:relative;background:hsla(0,0%,100%,.9);border:2px solid rgba(139,34,121,.1);border-radius:var(--radius-lg);padding:1rem 1.5rem;font-size:1rem;transition:all var(--transition-base);backdrop-filter:blur(10px)}.input-premium:focus{outline:none;border-color:var(--checkout-primary);background:#fff;box-shadow:0 0 0 4px rgba(139,34,121,.1);transform:translateY(-2px)}.input-premium::-moz-placeholder{color:rgba(0,0,0,.4)}.input-premium::placeholder{color:rgba(0,0,0,.4)}.checkbox-premium{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:24px;height:24px;border:2px solid rgba(139,34,121,.3);border-radius:6px;cursor:pointer;position:relative;transition:all var(--transition-base);background:#fff}.checkbox-premium:checked{background:var(--gradient-primary);border-color:var(--checkout-primary)}.checkbox-premium:checked:after{content:"✓";position:absolute;color:#fff;font-size:16px;font-weight:700;top:50%;left:50%;transform:translate(-50%,-50%)}.progress-premium{height:8px;background:rgba(139,34,121,.1)}.progress-premium,.progress-premium-fill{position:relative;border-radius:var(--radius-full);overflow:hidden}.progress-premium-fill{height:100%;background:var(--gradient-primary);transition:width var(--transition-slow)}.progress-premium-fill:after{content:"";position:absolute;top:0;left:0;bottom:0;right:0;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.4),transparent);animation:shimmer 2s infinite}.badge-premium{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:var(--gradient-primary);color:#fff;border-radius:var(--radius-full);font-size:.875rem;font-weight:700;box-shadow:var(--shadow-md);animation:float 3s ease-in-out infinite}.tooltip-premium{position:relative}.tooltip-premium:before{content:attr(data-tooltip);bottom:125%;padding:.5rem 1rem;background:rgba(0,0,0,.9);color:#fff;border-radius:var(--radius-md);font-size:.875rem;white-space:nowrap;pointer-events:none;backdrop-filter:blur(10px)}.tooltip-premium:after,.tooltip-premium:before{position:absolute;left:50%;transform:translateX(-50%) scale(0);opacity:0;transition:all var(--transition-base)}.tooltip-premium:after{content:"";bottom:115%;border:6px solid transparent;border-top-color:rgba(0,0,0,.9)}.tooltip-premium:hover:after,.tooltip-premium:hover:before{transform:translateX(-50%) scale(1);opacity:1}.skeleton{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:var(--radius-md)}@keyframes skeleton-loading{0%{background-position:200% 0}to{background-position:-200% 0}}.scroll-reveal{opacity:0;transform:translateY(30px);transition:all .6s cubic-bezier(.4,0,.2,1)}.scroll-reveal.active{opacity:1;transform:translateY(0)}.custom-scrollbar::-webkit-scrollbar{width:8px;height:8px}.custom-scrollbar::-webkit-scrollbar-track{background:rgba(139,34,121,.05);border-radius:var(--radius-full)}.custom-scrollbar::-webkit-scrollbar-thumb{background:var(--gradient-primary);border-radius:var(--radius-full);-webkit-transition:background var(--transition-base);transition:background var(--transition-base)}.custom-scrollbar::-webkit-scrollbar-thumb:hover{background:linear-gradient(135deg,#6b1b5e,#8b2279)}.ripple{position:relative;overflow:hidden}.ripple:after{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:hsla(0,0%,100%,.5);transform:translate(-50%,-50%);transition:width .6s,height .6s}.ripple:active:after{width:300px;height:300px}.particles-bg{position:relative;overflow:hidden}.particles-bg:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background-image:radial-gradient(circle at 20% 50%,rgba(139,34,121,.05) 0,transparent 50%),radial-gradient(circle at 80% 80%,rgba(233,30,99,.05) 0,transparent 50%),radial-gradient(circle at 40% 20%,rgba(168,53,146,.05) 0,transparent 50%);animation:particleFloat 20s ease-in-out infinite;pointer-events:none}@keyframes particleFloat{0%,to{transform:translate(0) scale(1)}33%{transform:translate(30px,-30px) scale(1.1)}66%{transform:translate(-20px,20px) scale(.9)}}@media (max-width:640px){:root{--space-lg:1rem;--space-xl:1.5rem;--space-2xl:2rem;--radius-lg:1rem;--radius-xl:1.25rem;--radius-2xl:1.5rem}.btn-premium{padding:.875rem 1.5rem;font-size:.9375rem}.input-premium{padding:.875rem 1.25rem;font-size:.9375rem}}.card-elegant{background:#fff;border-radius:var(--radius-2xl);box-shadow:var(--shadow-lg);transition:all var(--transition-base);border:1px solid rgba(139,34,121,.08)}.card-elegant:hover{box-shadow:var(--shadow-xl);transform:translateY(-4px);border-color:rgba(139,34,121,.15)}.card-gradient-border{position:relative;background:#fff;border-radius:var(--radius-2xl);padding:2px;background:var(--gradient-primary)}.card-gradient-border-inner{background:#fff;border-radius:calc(var(--radius-2xl) - 2px);padding:1.5rem}.icon-bounce{animation:iconBounce 2s ease-in-out infinite}@keyframes iconBounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.icon-rotate{animation:iconRotate 3s linear infinite}@keyframes iconRotate{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.icon-pulse{animation:iconPulse 2s cubic-bezier(.4,0,.6,1) infinite}@keyframes iconPulse{0%,to{opacity:1}50%{opacity:.5}}.text-gradient{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.neon-glow{text-shadow:0 0 10px rgba(139,34,121,.5),0 0 20px rgba(139,34,121,.3),0 0 30px rgba(139,34,121,.2)}@media (max-width:768px){.mobile-bottom-sheet{position:fixed;bottom:0;left:0;right:0;background:#fff;border-radius:var(--radius-2xl) var(--radius-2xl) 0 0;box-shadow:0 -8px 32px rgba(0,0,0,.12);transform:translateY(100%);transition:transform var(--transition-base);z-index:1000}.mobile-bottom-sheet.active{transform:translateY(0)}.mobile-safe-area{padding-bottom:env(safe-area-inset-bottom)}}.focus-visible:focus-visible{outline:3px solid var(--checkout-primary);outline-offset:2px;border-radius:var(--radius-md)}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media print{.no-print{display:none!important}.card-elegant,.glass-card{box-shadow:none!important;border:1px solid #ddd!important}}