:root{--bg-primary: #010101;--bg-secondary: #0a0a0a;--bg-tertiary: #111111;--text-primary: #e8e3d5;--text-secondary: #999;--accent-teal: #a9ddd3;--accent-teal-dark: #8fcdbd;--accent-tan: #e8c48f;--accent-rose: #d39da9;--state-waiting: #4a4a4a;--state-active: #a9ddd3;--state-completed: #e8e3d5;--state-error: #d39da9;--glass-bg: rgba(10, 10, 10, .8);--glass-border: rgba(169, 221, 211, .3);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .6);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs: 11px;--font-size-sm: 13px;--font-size-base: 14px;--font-size-md: 16px;--font-size-lg: 18px;--font-size-xl: 24px;--font-size-2xl: 32px;--font-size-3xl: 48px;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--spacing-3xl: 64px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--transition-fast: .15s ease;--transition-base: .3s ease;--transition-slow: .5s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:1.6;color:var(--text-primary);background-color:var(--bg-primary);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{width:100%;min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;color:var(--text-primary)}h1{font-size:var(--font-size-3xl)}h2{font-size:var(--font-size-2xl)}h3{font-size:var(--font-size-xl)}h4{font-size:var(--font-size-lg);font-weight:600}p{color:var(--text-secondary);margin-bottom:var(--spacing-md)}a{color:var(--accent-teal);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-teal-dark)}.container{width:100%;max-width:1400px;margin:0 auto;padding:0 var(--spacing-lg)}.section{padding:var(--spacing-3xl) 0}.section-title{text-align:center;margin-bottom:var(--spacing-2xl)}.section-title h2{margin-bottom:var(--spacing-sm)}.section-title p{font-size:var(--font-size-md);max-width:600px;margin:0 auto}.glass-card{background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--glass-shadow);padding:var(--spacing-lg)}.glass-card-sm{padding:var(--spacing-md)}.glass-card-lg{padding:var(--spacing-xl)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);font-family:var(--font-family);font-size:var(--font-size-base);font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--accent-teal),var(--accent-teal-dark));color:var(--bg-primary);box-shadow:0 4px 15px #a9ddd34d}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #a9ddd366}.btn-secondary{background:linear-gradient(135deg,var(--accent-rose),#c18793);color:var(--bg-primary);box-shadow:0 4px 15px #d39da94d}.btn-secondary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #d39da966}.btn-outline{background:transparent;border:1px solid var(--glass-border);color:var(--text-primary)}.btn-outline:hover:not(:disabled){background:#a9ddd31a;border-color:var(--accent-teal)}.btn-sm{padding:var(--spacing-xs) var(--spacing-md);font-size:var(--font-size-sm)}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-md)}.form-group{margin-bottom:var(--spacing-md)}.form-label{display:block;font-size:var(--font-size-sm);font-weight:500;color:var(--text-secondary);margin-bottom:var(--spacing-xs)}.form-input,.form-select{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-family:var(--font-family);font-size:var(--font-size-base);color:var(--text-primary);background:var(--bg-secondary);border:1px solid var(--glass-border);border-radius:var(--radius-md);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-input:focus,.form-select:focus{outline:none;border-color:var(--accent-teal);box-shadow:0 0 0 3px #a9ddd333}.form-input::placeholder{color:var(--state-waiting)}.form-select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right var(--spacing-md) center;padding-right:var(--spacing-xl)}.toggle-switch{position:relative;width:50px;height:26px}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;inset:0;background:var(--state-waiting);border-radius:26px;transition:var(--transition-base)}.toggle-slider:before{position:absolute;content:"";height:20px;width:20px;left:3px;bottom:3px;background:var(--text-primary);border-radius:50%;transition:var(--transition-base)}.toggle-switch input:checked+.toggle-slider{background:linear-gradient(135deg,var(--accent-teal),var(--accent-teal-dark))}.toggle-switch input:checked+.toggle-slider:before{transform:translate(24px)}.range-slider{width:100%;height:6px;-webkit-appearance:none;appearance:none;background:var(--bg-tertiary);border-radius:3px;outline:none}.range-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:linear-gradient(135deg,var(--accent-teal),var(--accent-teal-dark));cursor:pointer;box-shadow:0 2px 6px #0000004d;transition:transform var(--transition-fast)}.range-slider::-webkit-slider-thumb:hover{transform:scale(1.1)}.range-slider::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:linear-gradient(135deg,var(--accent-teal),var(--accent-teal-dark));cursor:pointer;border:none;box-shadow:0 2px 6px #0000004d}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1;box-shadow:0 0 #a9ddd366}50%{opacity:.8;box-shadow:0 0 0 10px #a9ddd300}}@keyframes pulseBright{0%,to{box-shadow:0 0 5px #a9ddd380,0 0 10px #a9ddd34d}50%{box-shadow:0 0 15px #a9ddd3cc,0 0 30px #a9ddd380}}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes glow{0%,to{filter:drop-shadow(0 0 5px rgba(169,221,211,.5))}50%{filter:drop-shadow(0 0 15px rgba(169,221,211,.8))}}.animate-fadeIn{animation:fadeIn .3s ease forwards}.animate-pulse{animation:pulse 1.5s ease-in-out infinite}.animate-pulseBright{animation:pulseBright 1s ease-in-out infinite}.animate-slideIn{animation:slideIn .3s ease forwards}.animate-glow{animation:glow 2s ease-in-out infinite}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:linear-gradient(135deg,var(--accent-teal),var(--accent-teal-dark));border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-teal)}.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block}.status-dot.waiting{background:var(--state-waiting)}.status-dot.active{background:var(--state-active);animation:pulse 1.5s ease-in-out infinite}.status-dot.completed{background:var(--state-completed)}.status-dot.error{background:var(--state-error)}.grid{display:grid;gap:var(--spacing-lg)}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:1024px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){:root{--font-size-3xl: 36px;--font-size-2xl: 28px;--font-size-xl: 20px}.container{padding:0 var(--spacing-md)}.section{padding:var(--spacing-2xl) 0}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.btn-lg{width:100%}}@media(max-width:480px){:root{--font-size-3xl: 28px;--font-size-2xl: 24px}}.header{position:fixed;top:0;left:0;right:0;z-index:1000;padding:var(--spacing-md) var(--spacing-lg);background:#010101e6;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid rgba(169,221,211,.1);transition:all var(--transition-base)}.header.scrolled{padding:var(--spacing-sm) var(--spacing-lg);background:#010101f2}.header-content{display:flex;align-items:center;justify-content:space-between;max-width:1400px;margin:0 auto}.logo{height:40px;opacity:.9;transition:opacity var(--transition-base)}.logo:hover{opacity:1}.nav-links{display:flex;gap:var(--spacing-lg);list-style:none}.nav-links a{font-size:var(--font-size-sm);font-weight:500;color:var(--text-secondary);transition:color var(--transition-base)}.nav-links a:hover{color:var(--accent-teal)}@media(max-width:768px){.logo{height:28px}.nav-links{display:none}}.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-3xl) var(--spacing-lg);padding-top:calc(var(--spacing-3xl) + 80px);background:radial-gradient(ellipse at center top,rgba(169,221,211,.05) 0%,transparent 50%)}.hero-content{text-align:center;max-width:900px}.hero-badge{display:inline-flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-xs) var(--spacing-md);background:#a9ddd31a;border:1px solid var(--glass-border);border-radius:20px;font-size:var(--font-size-sm);color:var(--accent-teal);margin-bottom:var(--spacing-lg)}.hero h1{margin-bottom:var(--spacing-lg);background:linear-gradient(135deg,var(--text-primary) 0%,var(--accent-teal) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-tagline{font-size:var(--font-size-lg);color:var(--text-secondary);margin-bottom:var(--spacing-xl);max-width:700px;margin-left:auto;margin-right:auto}.hero-cta{display:flex;gap:var(--spacing-md);justify-content:center;flex-wrap:wrap}.hero-diagram{margin-top:var(--spacing-3xl);padding:var(--spacing-xl)}.flow-diagram{display:flex;align-items:center;justify-content:center;gap:var(--spacing-md);flex-wrap:wrap}.flow-step{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm)}.flow-icon{width:80px;height:80px;display:flex;align-items:center;justify-content:center;background:var(--glass-bg);border:2px solid var(--glass-border);border-radius:var(--radius-lg);font-size:32px;transition:all var(--transition-base)}.flow-step.active .flow-icon{border-color:var(--accent-teal);box-shadow:0 0 20px #a9ddd34d}.flow-label{font-size:var(--font-size-sm);color:var(--text-secondary);font-weight:500}.flow-arrow{font-size:24px;color:var(--accent-teal);opacity:.5}@media(max-width:768px){.flow-diagram{flex-direction:column}.flow-arrow{transform:rotate(90deg)}}.how-it-works{background:var(--bg-secondary)}.steps-container{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--spacing-lg);margin-top:var(--spacing-xl)}.step-card{position:relative;padding:var(--spacing-xl);text-align:center}.step-number{position:absolute;top:var(--spacing-md);left:var(--spacing-md);width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent-teal),var(--accent-teal-dark));color:var(--bg-primary);font-weight:700;font-size:var(--font-size-sm);border-radius:50%}.step-icon{font-size:48px;margin-bottom:var(--spacing-md)}.step-card h4{margin-bottom:var(--spacing-sm)}.step-card p{font-size:var(--font-size-sm);margin-bottom:0}@media(max-width:1024px){.steps-container{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.steps-container{grid-template-columns:1fr}}.demo-section{padding:var(--spacing-3xl) 0}.demo-grid{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto auto;gap:var(--spacing-lg)}.demo-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);overflow:hidden}.demo-panel-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) var(--spacing-lg);background:#0000004d;border-bottom:1px solid var(--glass-border)}.demo-panel-title{font-size:var(--font-size-md);font-weight:600;display:flex;align-items:center;gap:var(--spacing-sm)}.demo-panel-content{padding:var(--spacing-lg)}.accounts-panel{grid-column:1;grid-row:1}.accounts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:var(--spacing-md)}.account-card{background:var(--bg-tertiary);border:1px solid var(--glass-border);border-radius:var(--radius-md);padding:var(--spacing-md);transition:all var(--transition-base)}.account-card.active{border-color:var(--accent-teal);box-shadow:0 0 15px #a9ddd333}.account-card.triggered{animation:pulseBright .5s ease}.account-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-sm)}.account-name{font-size:var(--font-size-sm);font-weight:600;color:var(--accent-teal)}.account-balance{font-size:var(--font-size-lg);font-weight:700;color:var(--text-primary)}.account-currency{font-size:var(--font-size-xs);color:var(--text-secondary);margin-bottom:var(--spacing-sm)}.account-controls{display:flex;gap:4px;align-items:center;margin-top:var(--spacing-xs)}.account-controls .balance-input{flex:1;min-width:0;padding:4px 8px;font-size:11px;height:28px}.account-controls .set-balance-btn{flex-shrink:0;padding:4px 8px;font-size:11px;height:28px;white-space:nowrap}.account-delete-btn{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:2px 4px;font-size:12px;line-height:1;opacity:.5;transition:all var(--transition-fast);border-radius:var(--radius-sm)}.account-delete-btn:hover{opacity:1;color:var(--accent-rose);background:#d39da91a}.data-feeds-panel{grid-column:2;grid-row:1}.data-feeds-tabs{display:flex;gap:var(--spacing-xs);margin-bottom:var(--spacing-md);border-bottom:1px solid var(--glass-border);padding-bottom:var(--spacing-sm)}.data-tab{padding:var(--spacing-xs) var(--spacing-md);font-size:var(--font-size-sm);color:var(--text-secondary);background:transparent;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast)}.data-tab:hover{color:var(--text-primary)}.data-tab.active{background:#a9ddd333;color:var(--accent-teal)}.data-feed-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.data-feed-item{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-sm) var(--spacing-md);background:var(--bg-tertiary);border-radius:var(--radius-md);font-size:var(--font-size-sm)}.data-feed-name{color:var(--text-primary);font-weight:500}.data-feed-value{font-family:SF Mono,Monaco,Inconsolata,monospace;color:var(--accent-teal)}.data-feed-value.up{color:var(--accent-teal)}.data-feed-value.down{color:var(--accent-rose)}.predicate-panel{grid-column:1;grid-row:2}.trigger-type-selector{display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-md)}.trigger-type-btn{flex:1;padding:var(--spacing-sm);font-size:var(--font-size-sm);color:var(--text-secondary);background:var(--bg-tertiary);border:1px solid var(--glass-border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.trigger-type-btn:hover{border-color:var(--accent-teal)}.trigger-type-btn.active{background:#a9ddd333;border-color:var(--accent-teal);color:var(--accent-teal)}.predicate-form{display:flex;flex-direction:column;gap:var(--spacing-md)}.predicate-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:var(--spacing-sm);align-items:end}.controls-panel{grid-column:2;grid-row:2}.sim-controls{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-md);border-bottom:1px solid var(--glass-border)}.block-counter{display:flex;flex-direction:column;align-items:center;padding:var(--spacing-md);background:var(--bg-tertiary);border-radius:var(--radius-md);min-width:100px}.block-number{font-size:var(--font-size-2xl);font-weight:700;color:var(--accent-teal);font-family:SF Mono,Monaco,Inconsolata,monospace}.block-label{font-size:var(--font-size-xs);color:var(--text-secondary)}.speed-control{flex:1}.speed-control label{display:block;font-size:var(--font-size-xs);color:var(--text-secondary);margin-bottom:var(--spacing-xs)}.mode-toggle{display:flex;align-items:center;gap:var(--spacing-sm);font-size:var(--font-size-sm);color:var(--text-secondary)}.activity-log{height:200px;overflow-y:auto;background:var(--bg-primary);border-radius:var(--radius-md);padding:var(--spacing-sm)}.log-entry{display:flex;align-items:flex-start;gap:var(--spacing-sm);padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-xs);font-family:SF Mono,Monaco,Inconsolata,monospace;animation:fadeIn .3s ease}.log-time{color:var(--text-secondary);white-space:nowrap}.log-message{color:var(--text-primary)}.log-entry.block .log-message{color:var(--text-secondary)}.log-entry.trigger .log-message{color:var(--accent-teal)}.log-entry.execute .log-message{color:var(--accent-tan)}.log-entry.error .log-message{color:var(--accent-rose)}.reactive-tx-list{margin-top:var(--spacing-md)}.reactive-tx-item{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-sm) var(--spacing-md);background:var(--bg-tertiary);border:1px solid var(--glass-border);border-radius:var(--radius-md);margin-bottom:var(--spacing-sm);font-size:var(--font-size-sm)}.reactive-tx-item.pending{border-left:3px solid var(--state-waiting)}.reactive-tx-item.active{border-left:3px solid var(--accent-teal)}.reactive-tx-item.triggered{border-left:3px solid var(--accent-tan);animation:pulseBright .5s ease}.tx-condition{color:var(--text-primary)}.tx-action{color:var(--text-secondary)}.tx-delete{background:transparent;border:none;color:var(--accent-rose);cursor:pointer;padding:var(--spacing-xs);opacity:.7;transition:opacity var(--transition-fast)}.tx-delete:hover{opacity:1}@media(max-width:1024px){.demo-grid{grid-template-columns:1fr}.accounts-panel,.data-feeds-panel,.predicate-panel,.controls-panel{grid-column:1;grid-row:auto}}.use-cases{background:var(--bg-secondary)}.use-cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-lg)}.use-case-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:var(--spacing-xl);transition:all var(--transition-base);cursor:pointer}.use-case-card:hover{transform:translateY(-4px);border-color:var(--accent-teal);box-shadow:0 12px 40px #0006}.use-case-icon{font-size:40px;margin-bottom:var(--spacing-md)}.use-case-card h4{margin-bottom:var(--spacing-sm)}.use-case-card p{font-size:var(--font-size-sm);margin-bottom:var(--spacing-md)}.use-case-example{padding:var(--spacing-sm) var(--spacing-md);background:var(--bg-primary);border-radius:var(--radius-md);font-size:var(--font-size-xs);font-family:SF Mono,Monaco,Inconsolata,monospace;color:var(--accent-teal);margin-bottom:var(--spacing-md)}@media(max-width:1024px){.use-cases-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.use-cases-grid{grid-template-columns:1fr}}.footer{padding:var(--spacing-2xl) var(--spacing-lg);background:var(--bg-primary);border-top:1px solid var(--glass-border)}.footer-content{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.footer-logo{height:32px;opacity:.7}.footer-links{display:flex;gap:var(--spacing-lg)}.footer-links a{font-size:var(--font-size-sm);color:var(--text-secondary)}.footer-links a:hover{color:var(--accent-teal)}.footer-copyright{font-size:var(--font-size-sm);color:var(--text-secondary)}@media(max-width:768px){.footer-content{flex-direction:column;gap:var(--spacing-md);text-align:center}}