:root{--bg: #0b160d;--surface: #111e13;--surface2: #162019;--border: #243428;--border2: #2e4535;--text: #dde8d8;--text2: #7a9e82;--text3: #3d5e42;--accent: #5dbe78;--accent2: #3d9455;--gold: #c4924a;--red: #c46a4a;--mono: "Fira Code", monospace;--serif: "Cormorant Garamond", Georgia, serif;--sans: "Karla", sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.6;min-height:100vh;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;background:radial-gradient(ellipse 80% 60% at 20% 10%,rgba(30,70,35,.35) 0%,transparent 60%),radial-gradient(ellipse 60% 80% at 80% 90%,rgba(15,50,25,.3) 0%,transparent 60%),radial-gradient(ellipse 40% 40% at 60% 40%,rgba(50,100,55,.08) 0%,transparent 50%);pointer-events:none;z-index:0}body:after{content:"";position:fixed;inset:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");pointer-events:none;z-index:0;opacity:.5}.wrapper{position:relative;z-index:1;max-width:900px;margin:0 auto;padding:0 24px}header{padding:36px 0 28px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.logo{display:flex;align-items:center;gap:14px}.logo-mark{width:38px;height:38px;position:relative}.logo-mark svg{width:100%;height:100%}.logo-text{font-family:var(--mono);font-size:18px;font-weight:500;color:var(--text);letter-spacing:-.02em}.logo-text span{color:var(--accent)}.header-tag{font-family:var(--mono);font-size:11px;color:var(--text3);letter-spacing:.1em;text-transform:uppercase;padding:4px 10px;border:1px solid var(--border);border-radius:2px}.hero{padding:64px 0 48px;max-width:680px}.hero-eyebrow{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.15em;text-transform:uppercase;margin-bottom:20px;display:flex;align-items:center;gap:10px}.hero-eyebrow:before{content:"";display:block;width:24px;height:1px;background:var(--accent)}.hero h1{font-family:var(--serif);font-size:48px;font-weight:300;line-height:1.15;color:var(--text);margin-bottom:20px;letter-spacing:-.01em}.hero h1 em{font-style:italic;color:var(--accent)}.hero p{font-size:16px;color:var(--text2);line-height:1.7;max-width:540px}.guarantees{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--border);border:1px solid var(--border);border-radius:6px;overflow:hidden;margin-bottom:40px}.guarantee{background:var(--surface);padding:18px 22px;display:flex;align-items:flex-start;gap:12px}.guarantee-icon{font-size:14px;margin-top:2px;flex-shrink:0}.guarantee-text{font-size:13px;color:var(--text2);line-height:1.5}.guarantee-text strong{display:block;color:var(--text);font-weight:500;margin-bottom:2px;font-size:13px}.main-grid{display:grid;grid-template-columns:1fr 340px;gap:24px;margin-bottom:60px}.card{background:var(--surface);border:1px solid var(--border);border-radius:6px;overflow:hidden}.card-header{padding:16px 22px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.card-title{font-family:var(--mono);font-size:11px;font-weight:400;color:var(--text2);letter-spacing:.12em;text-transform:uppercase}.card-step{font-family:var(--mono);font-size:11px;color:var(--text3)}.card-body{padding:22px}.polygon-select{display:flex;flex-direction:column;gap:8px}.polygon-option{padding:12px 16px;border:1px solid var(--border);border-radius:4px;cursor:pointer;transition:all .15s ease;background:var(--bg);display:flex;align-items:center;justify-content:space-between}.polygon-option-name{font-size:13px;color:var(--text);font-weight:500}.polygon-option-meta{font-family:var(--mono);font-size:10px;color:var(--text3)}.polygon-hash{margin-top:10px;padding:10px 14px;background:var(--bg);border:1px solid var(--border);border-radius:4px;font-family:var(--mono);font-size:10px;color:var(--text3);word-break:break-all;line-height:1.6}.polygon-hash-label{color:var(--text2);margin-bottom:4px;display:block;font-size:10px;text-transform:uppercase;letter-spacing:.1em}.location-status{padding:14px 16px;border:1px solid var(--border);border-radius:4px;background:var(--bg);display:flex;align-items:center;gap:12px}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--text3);flex-shrink:0}.status-dot.acquiring{background:var(--gold);animation:pulse 1.5s ease-in-out infinite}.status-dot.acquired{background:var(--accent)}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.85)}}.status-text{font-family:var(--mono);font-size:12px;color:var(--text2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:4px;font-family:var(--sans);font-size:14px;font-weight:500;cursor:pointer;transition:all .15s ease;border:none;width:100%}.btn-primary{background:var(--accent2);color:var(--bg)}.btn-primary:hover{background:var(--accent);transform:translateY(-1px)}.btn-primary:disabled{background:var(--border);color:var(--text3);cursor:not-allowed;transform:none}.btn-secondary{background:transparent;border:1px solid var(--border2);color:var(--text2)}.btn-secondary:hover{border-color:var(--accent);color:var(--accent)}.btn-icon{font-size:14px}.proof-progress{padding:14px 16px;border:1px solid var(--border);border-radius:4px;background:var(--bg)}.progress-label{font-family:var(--mono);font-size:11px;color:var(--text2);margin-bottom:10px;display:flex;justify-content:space-between}.progress-bar-bg{height:2px;background:var(--border);border-radius:2px;overflow:hidden}.progress-bar-fill{height:100%;background:var(--accent);border-radius:2px;width:65%;animation:progress 3s ease-in-out infinite alternate}@keyframes progress{0%{width:30%}to{width:90%}}.proof-result{padding:18px;border:1px solid var(--accent2);border-radius:4px;background:#3d94550f}.proof-result-header{display:flex;align-items:center;gap:10px;margin-bottom:14px}.proof-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;background:#5dbe7826;border:1px solid var(--accent2);border-radius:2px;font-family:var(--mono);font-size:11px;color:var(--accent);text-transform:uppercase;letter-spacing:.1em}.proof-data{font-family:var(--mono);font-size:10px;color:var(--text3);line-height:1.8}.proof-data span{color:var(--text2)}.side-panel{display:flex;flex-direction:column;gap:16px}.info-section{padding:18px 20px}.info-label{font-family:var(--mono);font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.12em;margin-bottom:10px}.info-text{font-family:var(--serif);font-size:16px;font-style:italic;color:var(--text2);line-height:1.6;font-weight:300}.proof-schema{padding:18px 20px}.schema-row{display:flex;align-items:flex-start;gap:10px;padding:8px 0;border-bottom:1px solid var(--border)}.schema-row:last-child{border-bottom:none}.schema-visibility{font-family:var(--mono);font-size:9px;padding:2px 6px;border-radius:2px;text-transform:uppercase;letter-spacing:.08em;flex-shrink:0;margin-top:2px}.public{background:#5dbe781f;color:var(--accent);border:1px solid rgba(93,190,120,.25)}.private{background:#c4924a1f;color:var(--gold);border:1px solid rgba(196,146,74,.25)}.schema-desc{font-size:12px;color:var(--text2);line-height:1.5}.schema-desc strong{display:block;color:var(--text);font-weight:500;font-size:12px}.circuit-info{padding:16px 20px;display:grid;grid-template-columns:1fr 1fr;gap:12px}.circuit-stat{font-family:var(--mono)}.circuit-stat-val{font-size:16px;color:var(--text);display:block;margin-bottom:2px}.circuit-stat-key{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.08em}.history-item{padding:14px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px}.history-item:last-child{border-bottom:none}.history-session{font-family:var(--mono);font-size:10px;color:var(--text3);margin-bottom:3px}.history-meta{font-size:12px;color:var(--text2)}.history-badge{font-family:var(--mono);font-size:9px;padding:2px 7px;border-radius:2px;flex-shrink:0}.inside{background:#5dbe781f;color:var(--accent);border:1px solid rgba(93,190,120,.2)}.upload-zone{border:1px dashed var(--border2);border-radius:4px;padding:20px;text-align:center;cursor:pointer;transition:all .15s;background:var(--bg)}.upload-zone:hover{border-color:var(--accent);background:#5dbe7808}.upload-icon{font-size:20px;margin-bottom:8px;opacity:.5}.upload-text{font-size:12px;color:var(--text3)}.upload-text strong{color:var(--text2);font-weight:500}textarea.geojson-input{width:100%;height:80px;background:var(--bg);border:1px solid var(--border);border-radius:4px;padding:10px 12px;font-family:var(--mono);font-size:11px;color:var(--text2);resize:vertical;outline:none;transition:border-color .15s;margin-top:10px}textarea.geojson-input:focus{border-color:var(--accent2)}textarea.geojson-input::placeholder{color:var(--text3)}footer{border-top:1px solid var(--border);padding:32px 0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}.footer-author{font-size:13px;color:var(--text2)}.footer-author strong{color:var(--text);font-weight:500}.footer-links{display:flex;gap:20px}.footer-link{font-family:var(--mono);font-size:11px;color:var(--text3);text-decoration:none;letter-spacing:.05em;transition:color .15s}.footer-link:hover{color:var(--accent)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.hero{animation:fadeInUp .6s ease both}.guarantees{animation:fadeInUp .6s ease .1s both}.main-grid{animation:fadeInUp .6s ease .2s both}@media(max-width:860px){.main-grid{grid-template-columns:1fr}}@media(max-width:640px){.wrapper{padding:0 16px}.guarantees{grid-template-columns:1fr}.hero{padding:40px 0 32px}.hero h1{font-size:32px}.hero p{font-size:15px}.header-tag{display:none}.card-body{padding:16px}footer{flex-direction:column;align-items:flex-start}}.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}.section-header{display:flex;justify-content:space-between;align-items:center}.section-title{display:flex;align-items:center;gap:10px}.current-selection{font-family:var(--mono);font-size:10px;color:var(--accent);letter-spacing:.05em}.collapse-btn{background:none;border:none;cursor:pointer;padding:4px 6px;color:var(--text3);font-size:12px;transition:color .15s;line-height:1}.collapse-btn:hover{color:var(--accent)}.polygon-section[data-collapsed=true] .section-content{display:none}.polygon-section[data-collapsed=false] .section-content{display:block}.polygon-selector{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}.polygon-option{display:flex;align-items:center;gap:10px;padding:12px 16px;border:1px solid var(--border);border-radius:4px;cursor:pointer;transition:all .15s ease;background:var(--bg)}.polygon-option:hover{border-color:var(--border2);background:var(--surface2)}.polygon-option.selected{border-color:var(--accent);background:#5dbe780f}.polygon-option input[type=radio]{accent-color:var(--accent);width:16px;height:16px;cursor:pointer;flex-shrink:0}.polygon-label{display:flex;flex-direction:column;flex:1;cursor:pointer}.polygon-name{font-size:13px;color:var(--text);font-weight:500}.polygon-description{font-family:var(--mono);font-size:10px;color:var(--text3);margin-top:2px}.polygon-info{margin-top:10px;font-family:var(--mono);font-size:10px;color:var(--text3);word-break:break-all;line-height:1.6;padding:10px 14px;background:var(--bg);border:1px solid var(--border);border-radius:4px}.polygon-info:empty{display:none}.custom-polygon-upload{margin-top:16px;border-top:1px solid var(--border);padding-top:16px}.custom-polygon-upload summary{font-family:var(--mono);font-size:11px;color:var(--text2);letter-spacing:.08em;text-transform:uppercase;cursor:pointer;list-style:none;display:flex;align-items:center;gap:8px;user-select:none}.custom-polygon-upload summary::-webkit-details-marker{display:none}.custom-polygon-upload summary:before{content:"▶";font-size:9px;color:var(--text3);transition:transform .2s}.custom-polygon-upload[open] summary:before{transform:rotate(90deg)}.upload-controls{margin-top:14px;display:flex;flex-direction:column;gap:10px}.selected-polygon-summary{margin-bottom:14px;padding:10px 14px;background:var(--bg);border:1px solid var(--border);border-radius:4px;font-family:var(--mono);font-size:11px;color:var(--text3)}.selected-polygon-summary strong{color:var(--accent)}.proof-button{width:100%;padding:16px 20px;border:none;border-radius:4px;cursor:pointer;transition:all .2s ease;position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center;gap:6px;font-family:var(--sans)}.proof-button .icon{font-size:22px;display:block}.proof-button .button-content{display:flex;flex-direction:column;align-items:center;gap:3px}.proof-button .label{font-size:14px;font-weight:500;display:block}.proof-button .sublabel{font-family:var(--mono);font-size:11px;opacity:.7;display:block}.proof-button .progress-bar{position:absolute;bottom:0;left:0;width:100%;height:2px;background:#ffffff26;display:none}.proof-button .progress-fill{height:100%;background:var(--accent);width:0%;transition:width .3s ease}.proof-button.state-idle{background:var(--accent2);color:var(--bg)}.proof-button.state-idle:hover{background:var(--accent);transform:translateY(-1px)}.proof-button.state-acquiring{background:var(--gold);color:var(--bg);cursor:not-allowed}.proof-button.state-acquiring .progress-bar{display:block}.proof-button.state-acquiring .progress-fill{animation:indeterminate 1.5s ease-in-out infinite}.proof-button.state-generating{background:var(--surface2);border:1px solid var(--accent2);color:var(--accent);cursor:not-allowed}.proof-button.state-generating .progress-bar{display:block}.proof-button.state-generating .progress-fill{animation:indeterminate 1.5s ease-in-out infinite}.proof-button.state-generating .icon{animation:spin 1.2s linear infinite}.proof-button.state-success{background:#3d945526;border:1px solid var(--accent2);color:var(--accent)}.proof-button.state-failure{background:#c46a4a1f;border:1px solid var(--red);color:var(--red)}@keyframes indeterminate{0%{width:0%;margin-left:0%}50%{width:50%;margin-left:25%}to{width:0%;margin-left:100%}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.timer-display{text-align:center;font-family:var(--mono);font-size:11px;color:var(--text3);margin-top:8px}.result-card{background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:22px}.result-card.success{border-color:var(--accent2);background:#3d94550f}.result-card.failure{border-color:var(--red);background:#c46a4a0f}.result-card .result-header{margin-bottom:16px}.result-card .result-title{font-family:var(--serif);font-size:20px;font-weight:300;color:var(--text);margin-bottom:6px}.result-card .result-subtitle{font-family:var(--mono);font-size:11px;color:var(--text2);letter-spacing:.06em}.result-card .result-status-badge{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-family:var(--mono);font-size:12px;font-weight:500}.result-card .result-status-badge.status-inside{color:var(--accent)}.result-card .result-status-badge.status-outside{color:var(--red)}.result-card .status-icon{font-size:16px}.result-card .status-accuracy{margin-left:auto;font-size:10px;color:var(--text3);font-weight:400}.result-card .result-disclaimer{padding:10px 14px;border:1px solid var(--border);border-radius:4px;font-family:var(--mono);font-size:10px;color:var(--text3);margin-bottom:16px;line-height:1.6}.result-card .result-details-list{display:flex;flex-direction:column;margin-bottom:16px}.result-card .detail-row{display:flex;align-items:baseline;padding:8px 0;border-bottom:1px solid var(--border);gap:12px}.result-card .detail-row:last-child{border-bottom:none}.result-card .detail-label{font-family:var(--mono);font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.08em;min-width:120px;flex-shrink:0}.result-card .detail-value{font-family:var(--mono);font-size:11px;color:var(--text2);word-break:break-all}.result-card .detail-value code{font-family:var(--mono);font-size:10px;padding:2px 6px;background:var(--bg);border:1px solid var(--border);border-radius:3px;color:var(--text2)}.result-card .result-actions{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap}.result-card .action-btn{padding:9px 16px;border:1px solid var(--border2);background:transparent;color:var(--text2);border-radius:4px;font-family:var(--sans);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s}.result-card .action-btn:hover{border-color:var(--accent);color:var(--accent)}.result-card .action-btn.primary{background:var(--accent2);border-color:var(--accent2);color:var(--bg)}.result-card .action-btn.primary:hover{background:var(--accent);border-color:var(--accent)}.result-card .technical-details{margin-top:20px}.result-card .technical-details summary{cursor:pointer;padding:8px 0;font-family:var(--mono);font-size:10px;color:var(--text3);letter-spacing:.1em;text-transform:uppercase;list-style:none;display:flex;align-items:center;gap:8px;user-select:none;transition:color .15s}.result-card .technical-details summary::-webkit-details-marker{display:none}.result-card .technical-details summary:hover{color:var(--text2)}.result-card .summary-icon{font-size:10px;transition:transform .2s}.result-card .technical-details[open] .summary-icon{transform:rotate(90deg)}.code-block{background:var(--bg);color:var(--accent);font-family:var(--mono);font-size:11px;padding:16px;border-radius:4px;overflow-x:auto;max-height:320px;overflow-y:auto;line-height:1.7;white-space:pre;margin-top:12px;border:1px solid var(--border)}.error-card{background:var(--surface);border:1px solid var(--red);border-radius:6px;padding:22px;background:#c46a4a0f}.error-card .error-header{display:flex;align-items:center;gap:12px;margin-bottom:16px}.error-card .error-icon{font-size:22px}.error-card .error-title{font-family:var(--mono);font-size:13px;color:var(--red);letter-spacing:.05em}.error-card .error-message{font-size:14px;color:var(--text2);margin-bottom:16px;line-height:1.6}.error-card .error-recommendations{background:var(--bg);padding:14px;border-radius:4px;border:1px solid var(--border);margin-bottom:16px}.error-card .error-recommendations h3{font-family:var(--mono);font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px}.error-card .error-recommendations ul{margin-left:18px;font-size:13px;color:var(--text2);line-height:1.7}.error-card .error-actions{display:flex;gap:8px;flex-wrap:wrap}.error-card .error-btn{padding:9px 16px;border:1px solid var(--red);background:transparent;color:var(--red);border-radius:4px;font-family:var(--sans);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s}.error-card .error-btn:hover{background:#c46a4a1f}.error-card .error-btn.primary{background:var(--red);color:var(--bg)}.error-card .error-btn.primary:hover{opacity:.85}.secondary-button{width:100%;padding:10px 16px;background:transparent;color:var(--text2);border:1px solid var(--border2);border-radius:4px;font-family:var(--sans);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s}.secondary-button:hover{border-color:var(--accent);color:var(--accent)}.secondary-button .count{font-family:var(--mono);font-size:10px;color:var(--text3);margin-left:6px}.history-panel{margin-top:12px}.history-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;padding-bottom:10px;border-bottom:1px solid var(--border)}.history-header h3{font-family:var(--mono);font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.1em}.text-button{background:none;border:none;color:var(--red);font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;padding:2px 6px;transition:opacity .15s}.text-button:hover{opacity:.7}.history-list{display:flex;flex-direction:column;gap:8px}.history-card{padding:14px 16px;background:var(--bg);border:1px solid var(--border);border-radius:4px;transition:border-color .15s}.history-card:hover{border-color:var(--border2)}.history-card.success{border-left:3px solid var(--accent)}.history-card.failure{border-left:3px solid var(--red)}.history-card .history-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:10px;gap:10px;border-bottom:none;padding-bottom:0}.history-card .history-header-left{display:flex;flex-direction:column;gap:2px;flex:1}.history-card .history-date{font-family:var(--mono);font-size:10px;color:var(--text3)}.history-card .history-separator{display:none}.history-card .history-polygon-name{font-size:13px;font-weight:500;color:var(--accent)}.history-card .history-btn-delete-small{padding:3px 8px;background:transparent;border:1px solid var(--border);border-radius:3px;font-family:var(--mono);font-size:10px;color:var(--text3);cursor:pointer;transition:all .15s;flex-shrink:0}.history-card .history-btn-delete-small:hover{border-color:var(--red);color:var(--red)}.history-card .history-info{display:flex;flex-direction:column;font-size:12px;margin-bottom:10px}.history-card .history-info>div{display:flex;align-items:baseline;padding:5px 0;border-bottom:1px solid var(--border);gap:10px}.history-card .history-info>div:last-child{border-bottom:none}.history-card .history-info strong{font-family:var(--mono);font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.08em;min-width:100px;flex-shrink:0;font-weight:400}.history-card .history-info code{font-family:var(--mono);font-size:10px;color:var(--text2);word-break:break-all}.history-card .history-info-row{display:flex;gap:12px;margin-bottom:10px;font-size:12px}.history-card .history-info-row>div{display:flex;align-items:baseline;padding:5px 0;border-bottom:1px solid var(--border);flex:1;gap:8px}.history-card .history-info-row strong{font-family:var(--mono);font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.08em;font-weight:400;flex-shrink:0}.history-card .history-actions{margin-top:4px}.history-card .history-btn-download{width:100%;padding:8px 14px;background:transparent;border:1px solid var(--border2);border-radius:4px;font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--text2);cursor:pointer;transition:all .15s}.history-card .history-btn-download:hover{border-color:var(--accent);color:var(--accent)}.history-card .dev-details{margin-top:10px;padding-top:10px;border-top:1px solid var(--border);font-family:var(--mono);font-size:10px;color:var(--text3)}.history-card .dev-details code{color:var(--text2);background:var(--bg);padding:1px 5px;border-radius:2px;border:1px solid var(--border)}.empty-history{text-align:center;padding:32px 20px;color:var(--text3)}.empty-history .empty-icon{font-size:28px;margin-bottom:10px;opacity:.4}.empty-history p{font-family:var(--mono);font-size:11px;letter-spacing:.06em}