:root{--bg-dark:#0a0a0c;--panel-bg:#ffffff08;--panel-border:#ffffff0f;--text-primary:#f0f0f5;--text-secondary:#a1a1aa;--accent-primary:#8b5cf6;--accent-secondary:#7c3aed;--success-color:#34d399;--font-main:"Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--ease-out-expo:cubic-bezier(.16, 1, .3, 1);--ease-smooth:cubic-bezier(.4, 0, .2, 1);--radius-xl:20px;--radius-lg:16px;--radius-md:12px;--radius-sm:8px;--shadow-card:0 0 0 1px #ffffff08, 0 20px 50px #0006;--shadow-elevated:0 0 0 1px #ffffff0d, 0 32px 64px #00000080}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-main);background-color:var(--bg-dark);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-image:radial-gradient(80% 60% at 85% 5%,#8b5cf60a 0%,#0000 70%),radial-gradient(70% 50% at 10% 95%,#8b5cf609 0%,#0000 70%);min-height:100vh;overflow-x:hidden}::selection{color:#fff;background:#8b5cf64d}.top-nav{-webkit-backdrop-filter:blur(40px)saturate(180%);z-index:1000;background:#0a0a0cb8;border-bottom:1px solid #ffffff0f;padding:14px 40px;position:sticky;top:0;box-shadow:0 1px #ffffff08,0 8px 32px #0006}.nav-content{justify-content:space-between;align-items:center;max-width:1400px;margin:0 auto;display:flex}.logo{letter-spacing:-.5px;background:linear-gradient(135deg, #fff 20%, #c4b5fd 60%, var(--accent-primary) 100%);-webkit-text-fill-color:transparent;cursor:pointer;-webkit-background-clip:text;background-clip:text;align-items:center;gap:10px;font-size:1.35rem;font-weight:900;transition:opacity .3s;display:flex}.logo:hover{opacity:.85}.lang-switch{background:#ffffff0a;border:1px solid #ffffff14;border-radius:30px;padding:3px;display:flex}.lang-btn{color:var(--text-secondary);cursor:pointer;letter-spacing:.5px;transition:all .35s var(--ease-out-expo);background:0 0;border:none;border-radius:24px;padding:7px 18px;font-size:.8rem;font-weight:600}.lang-btn:hover{color:var(--text-primary)}.lang-btn.active{color:var(--text-primary);background:#ffffff1a;box-shadow:0 2px 12px #00000040}.app-container{flex-direction:column;gap:48px;max-width:1400px;margin:0 auto;padding:32px 24px 96px;display:flex}@media (width>=1024px){.app-container{flex-direction:row;align-items:flex-start;padding-top:24px}.left-panel{flex-direction:column;flex-shrink:0;width:400px;height:calc(100vh - 80px);display:flex;position:sticky;top:68px}.right-panel{flex:1;min-width:0}}.hero-section{text-align:left;flex-shrink:0;margin-bottom:16px}.gradient-text{letter-spacing:-1.5px;background:linear-gradient(135deg, #fff 0%, #e8e0ff 40%, #c4b5fd 70%, var(--accent-primary) 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#0000004d}.help-text{color:var(--text-secondary);opacity:.7;margin-top:10px;font-size:.82rem;font-weight:450}.use-case-grid{flex-direction:column;gap:10px;display:flex}.use-case-card{border-radius:var(--radius-md);cursor:pointer;height:56px;transition:all .55s var(--ease-out-expo);background:#ffffff05;border:1px solid #ffffff0d;position:relative;overflow:hidden}.use-case-card:hover{border-color:#ffffff1f}.use-case-card.active{border-color:#8b5cf666;height:160px;box-shadow:0 0 30px #8b5cf61a,0 8px 32px #0000004d}.use-case-bg{filter:brightness(.25)grayscale(.85)saturate(.6);width:100%;height:100%;transition:all .6s var(--ease-out-expo);background-position:50%;background-size:cover;position:absolute;top:0;left:0}.use-case-card:hover .use-case-bg{filter:brightness(.4)grayscale(.5)saturate(.7)}.use-case-card.active .use-case-bg{filter:brightness(.65)grayscale(0)saturate(1.1)}.use-case-content{box-sizing:border-box;background:linear-gradient(#0000,#00000080 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p{color:var(--text-secondary);font-size:.95rem;font-weight:450;line-height:1.6}.lock-icon{width:64px;height:64px;color:var(--accent-primary);background:linear-gradient(135deg,#8b5cf61f,#7c3aed14);border:1px solid #8b5cf633;border-radius:50%;justify-content:center;align-items:center;margin:0 auto 24px;display:flex;box-shadow:0 0 24px #8b5cf61a}.social-login-grid{flex-direction:column;gap:10px;margin-top:28px;display:flex}.social-btn{border-radius:var(--radius-md);cursor:pointer;width:100%;transition:all .3s var(--ease-out-expo);letter-spacing:-.1px;border:none;justify-content:center;align-items:center;gap:12px;padding:14px;font-size:.92rem;font-weight:700;display:flex}.social-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0000004d}.social-btn.google{color:#1a1a1a;background:#fff;box-shadow:0 2px 8px #0000001f}.text-input{border-radius:var(--radius-md);width:100%;color:var(--text-primary);transition:all .35s var(--ease-out-expo);background:#0000004d;border:1px solid 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#00000014!important}.auth-modal-close{color:#94a3b8;cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:8px;transition:all .25s;display:flex;position:absolute;top:16px;right:16px}.auth-modal-close:hover{color:#0f172a;background:#f1f5f9}.auth-modal-title{color:#0f172a;letter-spacing:-.5px;margin-bottom:8px;font-size:1.5rem;font-weight:800}.auth-modal-subtitle{color:#64748b;margin-bottom:28px;font-size:.92rem;line-height:1.5}.auth-view{display:none}.auth-view.active{animation:scaleFadeIn .35s var(--ease-out-expo);display:block}.forgot-password-link{text-align:right;margin-top:8px}.forgot-password-link a{color:var(--accent-primary);font-size:.83rem;font-weight:600;text-decoration:none;transition:opacity .2s}.forgot-password-link a:hover{opacity:.85;text-decoration:underline}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleFadeIn{0%{opacity:0;transform:translateY(12px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.prestazioni-box{border-bottom:1px solid #ffffff0d;margin-bottom:24px;padding-bottom:24px}.prestazioni-title{color:var(--text-secondary);letter-spacing:2px;text-transform:uppercase;margin-bottom:18px;font-size:.7rem;font-weight:600}.prestazione-row{align-items:center;gap:16px;margin-bottom:14px;display:flex}.p-label{width:120px;color:var(--text-secondary);font-size:.83rem;font-weight:500}.p-bar-bg{background:#ffffff0d;border-radius:4px;flex:1;height:5px;overflow:hidden}.p-bar-fill{height:100%;transition:width .8s var(--ease-out-expo);border-radius:4px}.p-val{text-align:right;width:28px;color:var(--text-primary);letter-spacing:-.3px;font-size:.88rem;font-weight:700}.nav-vision-btn{border-radius:var(--radius-sm);color:#fff;cursor:pointer;transition:all .35s var(--ease-out-expo);letter-spacing:-.1px;background:#8b5cf61a;border:1px solid #8b5cf659;margin-right:12px;padding:7px 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#ffffff14;justify-content:center;align-items:center;margin-bottom:36px;display:flex}.vision-icon-wrapper svg{width:32px;height:32px}.vision-h1{color:var(--text-primary);letter-spacing:-2px;margin-bottom:28px;font-size:3.2rem;font-weight:900;line-height:1.05}.vision-p{color:var(--text-secondary);font-size:1.15rem;font-weight:400;line-height:1.85}.glass-textarea{resize:vertical;min-height:80px;max-height:200px;color:var(--text-primary);border-radius:var(--radius-md);transition:all .35s var(--ease-out-expo);background:#0000004d;border:1px solid #ffffff14;width:100%;padding:14px 18px;font-family:inherit;font-size:.95rem;line-height:1.6}.glass-textarea:focus{background:#0006;border-color:#8b5cf680;outline:none;box-shadow:0 0 0 3px #8b5cf61f}.glass-textarea::placeholder{color:#fff3}.comp-cat-row{align-items:center;gap:8px;margin-bottom:4px;display:flex}.qty-badge{color:#c4b5fd;letter-spacing:.3px;background:#8b5cf626;border-radius:5px;padding:2px 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.footer-links{justify-content:center;gap:24px;margin-top:14px;display:flex}.legal-footer .footer-links a{color:var(--accent-primary);font-size:.82rem;font-weight:500;text-decoration:none;transition:opacity .2s}.legal-footer .footer-links a:hover{opacity:.8;text-decoration:underline}.cookie-banner{z-index:10000;-webkit-backdrop-filter:blur(40px)saturate(180%);max-width:850px;animation:slide-up .6s var(--ease-out-expo);margin:0 auto;position:fixed;bottom:32px;left:24px;right:24px;box-shadow:0 24px 48px #0000008c,0 0 0 1px #ffffff08;border-radius:var(--radius-xl)!important;background:#0a0a0ce0!important;border:1px solid #ffffff14!important;padding:28px 36px!important}.cookie-content{flex-direction:column;gap:20px;width:100%;display:flex}.cookie-content p{color:var(--text-secondary);margin:0;font-size:.88rem;font-weight:450;line-height:1.65}.cookie-buttons{flex-shrink:0;justify-content:flex-end;gap:12px;display:flex}.cookie-buttons button{white-space:nowrap;border-radius:var(--radius-md);transition:all .3s var(--ease-out-expo);margin:0;padding:11px 22px;font-size:.83rem;font-weight:700}@media (width>=768px){.cookie-content{flex-direction:row;justify-content:space-between;align-items:center}.cookie-content p{flex:1;padding-right:28px}}.password-input-wrapper{width:100%;position:relative}.password-toggle-btn{cursor:pointer;color:#94a3b8;background:0 0;border:none;justify-content:center;align-items:center;padding:4px;transition:color .2s;display:flex;position:absolute;top:50%;right:14px;transform:translateY(-50%)}.password-toggle-btn:hover{color:#0f172a}.eye-icon{width:20px;height:20px}.build-meta-container{border:1px solid var(--panel-border);border-radius:var(--radius-md);background:#ffffff05;justify-content:space-between;align-items:center;margin-bottom:24px;padding:14px 20px;display:flex}.db-timestamp{color:var(--text-secondary);align-items:center;font-size:.82rem;display:flex}.db-timestamp strong{color:var(--text-primary);margin-left:4px;font-weight:700}.compatibility-badges{gap:8px;display:flex}.comp-badge{color:var(--success-color);letter-spacing:.3px;background:#34d39914;border:1px solid #34d3992e;border-radius:20px;align-items:center;gap:6px;padding:5px 12px;font-size:.72rem;font-weight:600;display:inline-flex}.why-build-box{border-top:1px solid #ffffff0d;margin-top:24px;padding-top:24px}.why-build-box h4{color:var(--text-primary);letter-spacing:-.2px;margin:0 0 14px;font-size:.95rem;font-weight:700}.why-build-box ul{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.why-build-box li{color:var(--text-secondary);align-items:flex-start;gap:10px;font-size:.85rem;line-height:1.5;display:flex}.why-build-box svg{color:var(--success-color);flex-shrink:0;margin-top:3px}#cap-desc-text{white-space:pre-wrap;color:var(--text-secondary);font-size:.92rem;font-weight:400;line-height:1.7}@media (width<=640px){.top-nav{padding:12px 16px}.logo span{display:none}.gradient-text{letter-spacing:-1.5px;font-size:2.4rem}.subtitle{font-size:.95rem}.use-case-grid{gap:8px}.use-case-card{height:64px}.use-case-card.active{height:200px}.auth-modal-content{max-width:calc(100% - 32px);margin:16px;padding:28px}.nav-login-btn{padding:8px 14px;font-size:.82rem}.component-card{flex-direction:column;align-items:flex-start;gap:12px;padding:18px}.comp-icon,.product-image-container{align-self:flex-start;width:48px;height:48px}.comp-price-col{text-align:left;border-top:1px solid #ffffff0d;flex-direction:row;justify-content:space-between;align-items:center;width:100%;margin-top:4px;padding-top:12px}.comp-amazon-btn{margin-top:0!important}.build-meta-container{flex-direction:column;align-items:stretch;gap:12px}.compatibility-badges{flex-wrap:wrap;justify-content:flex-start}.glass-panel{border-radius:var(--radius-lg);padding:24px}.app-container{gap:32px;padding:24px 16px 64px}.hero-section{margin-bottom:24px}.vision-page-container{margin:40px auto;padding:24px}.vision-h1{letter-spacing:-1.5px;font-size:2.2rem}.budget-dashboard{flex-wrap:wrap;gap:8px;padding:16px 12px}.stat-box{flex:30%}.stat-value{letter-spacing:-.5px;font-size:1.35rem}.stat-label{letter-spacing:1px;font-size:.65rem}}@media (width>=641px) and (width<=1023px){.app-container{padding:32px 24px 80px}.gradient-text{font-size:2.8rem}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff14;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#ffffff24}