/* Igneum proof detail. A data-driven companion, not a mining-progress estimate.
 * One orbital tile per displayed shard (up to 12). No time-based status promotion.
 * IgneumProof.mount(canvas).setBlock(observerBlock); destroy() on unmount.
 */
(function(root){
'use strict';
var mounted=new WeakMap(),TAU=Math.PI*2;
function mount(canvas,opts){
  opts=opts||{};if(mounted.has(canvas))mounted.get(canvas).destroy();
  var ctx=canvas.getContext('2d');if(!ctx)throw new Error('A 2D canvas context is required.');
  var W=0,H=0,dpr=1,block=null,raf=0,disposed=false,paused=false,inView=true,lastPaint=0,frames=0,force=true;
  var mq=matchMedia('(prefers-reduced-motion: reduce)'),reduce=mq.matches,motion=true,col={},ro,io,mo;
  var phase=0,lastT=0;
  function alpha(c,a){if(/^#[a-f\d]{6}$/i.test(c))return 'rgba('+parseInt(c.slice(1,3),16)+','+parseInt(c.slice(3,5),16)+','+parseInt(c.slice(5,7),16)+','+a+')';return c;}
  function theme(){var s=getComputedStyle(document.documentElement);function c(k,f){return s.getPropertyValue(k).trim()||f;}col={ember:c('--ember','#F2541B'),gold:c('--molten','#FFB35C'),bone:c('--bone','#F4F1EC'),ash:c('--ash','#9A9A9E'),line:c('--line','#2A2A30'),surface:c('--graphite','#16161A'),bg:c('--row','#111114')};kick();}
  function size(){var nw=canvas.clientWidth,nh=canvas.clientHeight,nd=Math.min(devicePixelRatio||1,2);if(W===nw&&H===nh&&dpr===nd&&canvas.width===Math.round(nw*nd)){kick();return;}W=nw;H=nh;dpr=nd;canvas.width=W*dpr;canvas.height=H*dpr;ctx.setTransform(dpr,0,0,dpr,0,0);kick();}
  function poly(points,fill,stroke){ctx.beginPath();points.forEach(function(p,i){if(i===0)ctx.moveTo(p[0],p[1]);else ctx.lineTo(p[0],p[1]);});ctx.closePath();if(fill){ctx.fillStyle=fill;ctx.fill();}if(stroke){ctx.strokeStyle=stroke;ctx.stroke();}}
  function iso(x,y,w,h,depth,fill,stroke){
    poly([[x-w,y],[x,y+h],[x,y+h+depth],[x-w,y+depth]],alpha(fill,.17),alpha(stroke,.4));
    poly([[x,y+h],[x+w,y],[x+w,y+depth],[x,y+h+depth]],alpha(fill,.07),alpha(stroke,.32));
    poly([[x,y-h],[x+w,y],[x,y+h],[x-w,y]],col.bg,stroke);
    poly([[x,y-h],[x+w,y],[x,y+h],[x-w,y]],alpha(fill,.15),null);
  }
  function line(a,b,c,w){ctx.strokeStyle=c;ctx.lineWidth=w||1;ctx.beginPath();ctx.moveTo(a[0],a[1]);ctx.lineTo(b[0],b[1]);ctx.stroke();}
  function draw(t){
    if(!W||!H||disposed)return;frames++;
    if(lastT&&!reduce&&motion&&!paused)phase+=Math.min(t-lastT,70)/1000;lastT=t;
    ctx.setTransform(dpr,0,0,dpr,0,0);ctx.clearRect(0,0,W,H);
    var x=W*.5,y=H*.49,scale=Math.min(W/320,H/240),cw=43*scale,ch=23*scale;
    var shards=block?block.shards||[]:[],active=shards.some(function(s){return s.state==='proving';});
    var glow=ctx.createRadialGradient(x,y,0,x,y,W*.43);glow.addColorStop(0,alpha(col.ember,.10));glow.addColorStop(1,alpha(col.ember,0));ctx.fillStyle=glow;ctx.fillRect(0,0,W,H);
    // A stationary coordinate grid, not fabricated hashrate or work counters.
    for(var k=-3;k<=3;k++){line([x-130*scale,y+k*18*scale-46*scale],[x+130*scale,y+k*18*scale+46*scale],alpha(col.line,.45));line([x-130*scale,y+k*18*scale+46*scale],[x+130*scale,y+k*18*scale-46*scale],alpha(col.line,.45));}
    ctx.strokeStyle=alpha(col.line,.7);ctx.lineWidth=1;ctx.setLineDash([2,6]);ctx.beginPath();ctx.ellipse(x,y+10*scale,106*scale,59*scale,0,0,TAU);ctx.stroke();ctx.setLineDash([]);
    var count=Math.min(12,shards.length);
    for(var i=0;i<count;i++){
      var angle=-Math.PI/2+i/count*TAU,px=x+Math.cos(angle)*108*scale,py=y+Math.sin(angle)*57*scale;
      var state=shards[i].state,ink=state==='proving'?col.ember:state==='paid'?col.gold:state==='verified'?col.bone:col.ash;
      var midx=(px+x)/2,midy=(py+y)/2;
      ctx.strokeStyle=alpha(ink,state==='planned'?.14:.38);ctx.lineWidth=1;ctx.beginPath();ctx.moveTo(px,py);ctx.quadraticCurveTo(midx,midy-12*scale,x,y);ctx.stroke();
      if(state==='proving'&&!reduce&&motion&&!paused){var p=(phase*.48+i*.33)%1,xx=(1-p)*(1-p)*px+2*(1-p)*p*midx+p*p*x,yy=(1-p)*(1-p)*py+2*(1-p)*p*(midy-12*scale)+p*p*y;ctx.fillStyle=col.gold;ctx.shadowBlur=8;ctx.shadowColor=col.ember;ctx.beginPath();ctx.arc(xx,yy,1.8*scale,0,TAU);ctx.fill();ctx.shadowBlur=0;}
      iso(px,py,13*scale,7*scale,5*scale,ink,alpha(ink,.72));
      if(state==='verified'||state==='paid'){ctx.strokeStyle=ink;ctx.lineWidth=1.2;ctx.beginPath();ctx.moveTo(px-4*scale,py);ctx.lineTo(px-1*scale,py+2*scale);ctx.lineTo(px+4*scale,py-2*scale);ctx.stroke();}
      else{ctx.fillStyle=alpha(ink,state==='proving'?.9:.4);ctx.fillRect(px-1.5*scale,py-1.5*scale,3*scale,3*scale);}
      ctx.font='8px ui-monospace, monospace';ctx.textAlign='center';ctx.fillStyle=col.ash;ctx.fillText('S'+String(i+1).padStart(2,'0'),px,py+22*scale);
    }
    // Layered block core. Geometry does not imply three GPUs or three proofs.
    var lift=active&&!reduce&&motion&&!paused?Math.sin(phase*1.7)*1.8*scale:0;
    ctx.lineWidth=1;
    iso(x,y+21*scale,cw,ch,10*scale,col.ember,alpha(col.ember,.34));
    iso(x,y+6*scale,cw,ch,8*scale,col.ember,alpha(col.ember,.55));
    iso(x,y-11*scale-lift,cw,ch,7*scale,col.ember,alpha(col.ember,.85));
    var topY=y-11*scale-lift;
    poly([[x,topY-13*scale],[x+25*scale,topY],[x,topY+13*scale],[x-25*scale,topY]],alpha(col.ember,block&&block.proven?.28:.06),alpha(col.gold,.46));
    if(block&&block.proven){ctx.strokeStyle=col.gold;ctx.lineWidth=1.8;ctx.beginPath();ctx.moveTo(x-7*scale,topY);ctx.lineTo(x-2*scale,topY+4*scale);ctx.lineTo(x+8*scale,topY-4*scale);ctx.stroke();}
    else{ctx.fillStyle=col.ember;ctx.fillRect(x-2*scale,topY-2*scale,4*scale,4*scale);}
    if(block&&block.locked){ctx.strokeStyle=col.gold;ctx.lineWidth=1.2;ctx.beginPath();ctx.ellipse(x,y+12*scale,67*scale,38*scale,0,0,TAU);ctx.stroke();ctx.font='8px ui-monospace, monospace';ctx.fillStyle=col.gold;ctx.textAlign='center';ctx.fillText('LOCKED CHECKPOINT',x,H-12);}
    else if(!block){ctx.font='10px ui-monospace, monospace';ctx.textAlign='center';ctx.fillStyle=col.ash;ctx.fillText('SELECT A BLOCK',x,H-12);}
    else if(shards.length>12){ctx.font='9px ui-monospace, monospace';ctx.textAlign='center';ctx.fillStyle=col.ash;ctx.fillText('+ '+(shards.length-12)+' more shards in the list',x,H-12);}
  }
  function continuous(){return !disposed&&!document.hidden&&inView&&!reduce&&motion&&!paused&&block&&(block.shards||[]).some(function(s){return s.state==='proving';});}
  function frame(t){raf=0;if(disposed||document.hidden||!inView)return;if(force||t-lastPaint>=1000/30){draw(t);lastPaint=t;force=false;}if(continuous())raf=requestAnimationFrame(frame);}
  function kick(){force=true;if(!disposed&&!document.hidden&&inView&&!raf)raf=requestAnimationFrame(frame);}
  function stop(){if(raf)cancelAnimationFrame(raf);raf=0;lastT=0;}
  function visibility(){if(document.hidden)stop();else kick();}
  function reduction(e){reduce=e.matches;stop();kick();}
  var api={setBlock:function(b){block=b?{hash:b.hash,proven:b.proven===true,locked:b.locked===true,shards:(b.shards||[]).map(function(s){return {state:s.state};})}:null;canvas.setAttribute('aria-label',block?'Block proof detail: '+block.shards.map(function(s,i){return 'shard '+(i+1)+' '+s.state;}).join(', '):'Select a block to inspect its proof shards');kick();},setPaused:function(value){paused=!!value;stop();kick();},setMotion:function(value){motion=!!value;stop();kick();},getStats:function(){return {frames:frames,reducedMotion:reduce||!motion};},destroy:function(){if(disposed)return;disposed=true;stop();ro.disconnect();if(io)io.disconnect();mo.disconnect();root.removeEventListener('resize',size);document.removeEventListener('visibilitychange',visibility);mq.removeEventListener('change',reduction);mounted.delete(canvas);}};
  ro=new ResizeObserver(size);ro.observe(canvas);if('IntersectionObserver'in root){io=new IntersectionObserver(function(es){inView=es[0].isIntersecting;if(inView)kick();else stop();});io.observe(canvas);}mo=new MutationObserver(theme);mo.observe(document.documentElement,{attributes:true,attributeFilter:['data-theme','style','class']});
  root.addEventListener('resize',size);document.addEventListener('visibilitychange',visibility);mq.addEventListener('change',reduction);mounted.set(canvas,api);theme();size();return api;
}
root.IgneumProof={mount:mount,version:'2.0.0'};
})(window);