/* ══ TOKENS ═══════════════════════════════════════════════ */
:root{
  --g:      #00B248;
  --gd:     #009c3e;
  --gdim:   rgba(0,178,72,.08);
  --gbord:  rgba(0,178,72,.22);
  --blk:    #0D0D0D;
  --steel:  #1A1A1A;
  --bg:     #F2F2F0;
  --srf:    #FFFFFF;
  --srf2:   #EBEBEA;
  --bdr:    #D8D8D6;
  --bdr2:   #BEBEBB;
  --tx:     #111111;
  --tx2:    #5A5A58;
  --tx3:    #A0A09E;
  --r:      4px;
  --rl:     8px;
  --sh:     0 1px 3px rgba(0,0,0,.07),0 4px 14px rgba(0,0,0,.05);
  --shl:    0 8px 32px rgba(0,0,0,.14);
}
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:'Barlow',sans-serif;background:var(--bg);color:var(--tx);min-height:100vh;overflow-x:hidden;}

/* Grid bg */
body::before{content:'';position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(rgba(0,178,72,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(0,178,72,.035) 1px,transparent 1px);
  background-size:48px 48px;}

/* ══ HEADER ══════════════════════════════════════════════ */
.hdr{background:var(--blk);border-bottom:2px solid var(--g);position:sticky;top:0;z-index:200;}
.hdr-in{max-width:1280px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;min-height:54px;}
.logo{font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:22px;letter-spacing:2px;text-transform:uppercase;color:#fff;}
.logo span{color:var(--g);}
.hdr-tag{font-family:'Barlow Condensed',sans-serif;font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--g);background:var(--gdim);border:1px solid var(--gbord);padding:4px 12px;border-radius:var(--r);}

/* ══ WRAPPER ══════════════════════════════════════════════ */
.wrap{position:relative;z-index:1;max-width:1280px;margin:0 auto;padding:28px 24px 80px;}

/* ══ PROCESS SELECTOR ════════════════════════════════════ */
.proc-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:24px;}
.proc-tab{
  background:var(--srf);border:1.5px solid var(--bdr);border-radius:var(--rl);
  padding:14px 10px;text-align:center;cursor:pointer;transition:all .15s;
  border-bottom:3px solid transparent;
}
.proc-tab:hover{border-color:var(--bdr2);background:var(--srf2);}
.proc-tab.active{border-color:var(--g);border-bottom-color:var(--g);background:var(--gdim);}
.proc-tab .pt-icon{font-size:22px;display:block;margin-bottom:5px;}
.proc-tab .pt-name{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:14px;letter-spacing:.5px;text-transform:uppercase;color:var(--tx2);}
.proc-tab.active .pt-name{color:var(--g);}
.proc-tab .pt-fmts{font-size:10px;color:var(--tx3);margin-top:3px;font-family:'JetBrains Mono',monospace;}

/* ══ MAIN LAYOUT ══════════════════════════════════════════ */
.main{display:grid;grid-template-columns:1fr 400px;gap:16px;align-items:start;}
@media(max-width:900px){.main{grid-template-columns:1fr;}}

/* ══ VIEWER CARD ══════════════════════════════════════════ */
.viewer-card{background:var(--srf);border:1px solid var(--bdr);border-radius:var(--rl);overflow:hidden;box-shadow:var(--sh);margin-bottom:16px;}

.viewer-zone{
  position:relative;height:380px;background:linear-gradient(135deg,var(--blk) 0%,#1A1A1A 100%);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}

/* Drop overlay */
.drop-overlay{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  cursor:pointer;transition:background .15s;z-index:10;
}
.drop-overlay.hidden{display:none;}
.drop-overlay.drag-active{background:rgba(0,178,72,.12);}
.drop-icon-wrap{
  width:72px;height:72px;border-radius:var(--rl);
  background:rgba(0,178,72,.1);border:1.5px solid rgba(0,178,72,.25);
  display:flex;align-items:center;justify-content:center;font-size:30px;margin-bottom:14px;
}
.drop-title{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:18px;letter-spacing:.5px;text-transform:uppercase;color:#fff;margin-bottom:6px;}
.drop-sub{font-size:13px;color:rgba(255,255,255,.4);margin-bottom:14px;}
.fmt-pills{display:flex;gap:5px;flex-wrap:wrap;justify-content:center;}
.fmt-pill{font-family:'JetBrains Mono',monospace;font-size:10px;padding:2px 7px;border-radius:2px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.5);}

/* 3D canvas */
#canvas3d{position:absolute;inset:0;width:100%!important;height:100%!important;display:none;}

/* 2D SVG viewer */
#viewer2d{
  position:absolute;inset:0;display:none;align-items:center;justify-content:center;
  overflow:hidden;background:#111;
}
#viewer2d svg,#viewer2d canvas{max-width:100%;max-height:100%;}

/* Loading state */
.viewer-loading{
  position:absolute;inset:0;display:none;align-items:center;justify-content:center;
  flex-direction:column;gap:12px;background:rgba(10,10,10,.85);z-index:20;
}
.viewer-loading.active{display:flex;}
.spin-ring{width:36px;height:36px;border:3px solid rgba(0,178,72,.2);border-top-color:var(--g);border-radius:50%;animation:spin .7s linear infinite;}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-txt{font-family:'Barlow Condensed',sans-serif;font-size:13px;letter-spacing:1px;text-transform:uppercase;color:rgba(255,255,255,.5);}

/* Viewer toolbar */
.viewer-toolbar{
  position:absolute;bottom:12px;left:12px;right:12px;
  display:none;align-items:center;justify-content:space-between;z-index:15;
}
.viewer-toolbar.visible{display:flex;}
.vtool-left{display:flex;gap:6px;}
.vbtn{
  background:rgba(0,0,0,.6);backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.1);border-radius:var(--r);
  padding:5px 10px;font-family:'Barlow',sans-serif;font-size:11px;font-weight:600;
  color:rgba(255,255,255,.7);cursor:pointer;transition:all .12s;
  display:flex;align-items:center;gap:5px;
}
.vbtn:hover{background:rgba(0,178,72,.2);border-color:var(--g);color:#fff;}
.vbtn.active{background:rgba(0,178,72,.2);border-color:var(--g);color:var(--g);}
.vbtn-icon{font-size:13px;}

/* Info bar under viewer */
.viewer-info{
  display:none;background:var(--blk);padding:10px 16px;
  border-top:1px solid rgba(255,255,255,.06);
  align-items:center;gap:0;flex-wrap:wrap;
}
.viewer-info.visible{display:flex;}
.vi-item{
  display:flex;flex-direction:column;padding:0 16px;border-right:1px solid rgba(255,255,255,.07);
}
.vi-item:first-child{padding-left:0;}
.vi-item:last-child{border-right:none;}
.vi-label{font-size:9px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.3);margin-bottom:2px;}
.vi-val{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:500;color:var(--g);}

/* File list strip */
.file-strip{padding:10px 14px;display:flex;gap:7px;overflow-x:auto;border-top:1px solid var(--bdr);}
.file-chip{
  display:flex;align-items:center;gap:7px;
  background:var(--srf2);border:1px solid var(--bdr);border-radius:var(--r);
  padding:7px 10px;cursor:pointer;white-space:nowrap;flex-shrink:0;
  transition:all .12s;min-width:0;
}
.file-chip:hover,.file-chip.active{border-color:var(--g);background:var(--gdim);}
.file-chip.active .fc-name{color:var(--g);}
.fc-icon{font-size:14px;}
.fc-info{min-width:0;}
.fc-name{font-size:12px;font-weight:500;max-width:120px;overflow:hidden;text-overflow:ellipsis;color:var(--tx);}
.fc-size{font-size:10px;color:var(--tx3);font-family:'JetBrains Mono',monospace;}
.fc-del{background:none;border:none;color:var(--tx3);cursor:pointer;font-size:12px;padding:2px 3px;border-radius:2px;flex-shrink:0;margin-left:2px;}
.fc-del:hover{color:#e53e3e;}
.fc-add{
  display:flex;align-items:center;gap:6px;
  background:none;border:1.5px dashed var(--bdr2);border-radius:var(--r);
  padding:7px 12px;cursor:pointer;flex-shrink:0;color:var(--tx3);
  font-size:12px;font-weight:500;transition:all .12s;
}
.fc-add:hover{border-color:var(--g);color:var(--g);}

/* ══ FORM CARD ════════════════════════════════════════════ */
.card{background:var(--srf);border:1px solid var(--bdr);border-radius:var(--rl);padding:20px;margin-bottom:14px;box-shadow:var(--sh);}
.card-ttl{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--tx2);margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.card-ttl::before{content:'';width:10px;height:2px;background:var(--g);border-radius:1px;flex-shrink:0;}

.fg{margin-bottom:16px;}
label{display:block;font-size:10px;font-weight:700;color:var(--tx3);margin-bottom:5px;letter-spacing:1.5px;text-transform:uppercase;}
select,input[type="number"],textarea{
  width:100%;background:var(--srf2);border:1px solid var(--bdr);border-radius:var(--r);
  color:var(--tx);font-family:'Barlow',sans-serif;font-size:13px;padding:9px 12px;
  transition:border-color .15s,box-shadow .15s;-webkit-appearance:none;appearance:none;
}
select{cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath fill='%235A5A58' d='M5 7L0 2h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:30px;}
select:focus,input:focus,textarea:focus{outline:none;border-color:var(--g);box-shadow:0 0 0 3px rgba(0,178,72,.08);background:var(--srf);}
textarea{resize:vertical;min-height:70px;line-height:1.5;}

.fg-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}

/* Slider */
input[type="range"]{-webkit-appearance:none;appearance:none;width:100%;height:3px;background:var(--bdr);border-radius:2px;outline:none;border:none;padding:0;}
input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;width:15px;height:15px;background:var(--g);border-radius:50%;cursor:pointer;box-shadow:0 2px 6px rgba(0,178,72,.3);}
.sl-row{display:flex;align-items:center;gap:10px;}
.sl-val{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--g);min-width:34px;text-align:right;}

/* Process params panels */
.proc-params{display:none;}
.proc-params.active{display:block;}

/* Color row */
.color-row{display:flex;gap:5px;flex-wrap:wrap;margin-top:7px;}
.cdot{width:22px;height:22px;border-radius:50%;cursor:pointer;border:2px solid transparent;transition:all .12s;}
.cdot.active,.cdot:hover{border-color:var(--tx);transform:scale(1.15);}

/* Material thickness chips for laser/sheet */
.mat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:6px;}
.mat-chip{background:var(--srf2);border:1px solid var(--bdr);border-radius:var(--r);padding:8px 6px;text-align:center;cursor:pointer;transition:all .12s;}
.mat-chip:hover{border-color:var(--bdr2);}
.mat-chip.active{border-color:var(--g);background:var(--gdim);}
.mat-chip .mc-name{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:13px;color:var(--tx);}
.mat-chip.active .mc-name{color:var(--g);}
.mat-chip .mc-sub{font-size:10px;color:var(--tx3);}

/* CTA */
.btn-cta{
  width:100%;background:var(--g);color:#fff;border:none;border-radius:var(--r);
  padding:13px;font-family:'Barlow Condensed',sans-serif;font-weight:700;
  font-size:15px;letter-spacing:2px;text-transform:uppercase;
  cursor:pointer;transition:all .15s;margin-top:4px;
}
.btn-cta:hover{background:var(--gd);transform:translateY(-1px);box-shadow:0 6px 20px rgba(0,178,72,.28);}
.btn-cta:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* ══ RESULT CARD ══════════════════════════════════════════ */
.result-empty{text-align:center;padding:36px 0;color:var(--tx3);}
.result-empty .ei{font-size:36px;margin-bottom:10px;}
.result-empty p{font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;}

/* Price hero */
.price-hero{
  background:linear-gradient(135deg,var(--gdim) 0%,rgba(0,178,72,.03) 100%);
  border:1px solid rgba(0,178,72,.18);border-top:2px solid var(--g);
  border-radius:var(--rl);padding:20px;margin-bottom:16px;text-align:center;
}
.price-lbl{font-size:9px;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--tx3);margin-bottom:7px;}
.price-val{font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:52px;letter-spacing:-1px;color:var(--g);line-height:1;margin-bottom:5px;}
.price-range{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--tx3);}

/* Tabs */
.tabs{display:flex;gap:3px;margin-bottom:16px;background:var(--srf2);padding:3px;border-radius:var(--r);}
.tab{flex:1;padding:7px;border:none;background:none;cursor:pointer;font-family:'Barlow Condensed',sans-serif;font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--tx2);border-radius:var(--r);transition:all .12s;text-align:center;}
.tab.active{background:var(--srf);color:var(--g);box-shadow:0 1px 3px rgba(0,0,0,.1);}
.tab-panel{display:none;} .tab-panel.active{display:block;}

/* Breakdown */
.bdlist{display:flex;flex-direction:column;}
.bdi{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px solid var(--bdr);font-size:13px;}
.bdi:last-child{border-bottom:none;}
.bdi .bl{color:var(--tx2);}
.bdi .bv{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--tx);}
.bdi.total{font-weight:700;font-size:14px;padding-top:12px;border-top:2px solid rgba(0,178,72,.18);border-bottom:none;}
.bdi.total .bv{color:var(--g);}

/* Status chips */
.schip{display:inline-flex;align-items:center;gap:6px;font-family:'Barlow Condensed',sans-serif;font-size:11px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;padding:4px 10px;border-radius:2px;margin-bottom:12px;}
.schip.ok{background:var(--gdim);color:var(--g);border:1px solid rgba(0,178,72,.2);}
.schip.warn{background:rgba(255,100,50,.07);color:#e05020;border:1px solid rgba(255,100,50,.18);}
.schip::before{content:'●';font-size:7px;}

/* AI box */
.ai-box{background:var(--srf2);border:1px solid var(--bdr);border-radius:var(--r);padding:13px;margin-top:12px;}
.ai-hdr{font-family:'Barlow Condensed',sans-serif;font-size:11px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--g);margin-bottom:8px;display:flex;align-items:center;gap:6px;}
.ai-hdr::before{content:'';width:8px;height:2px;background:var(--g);border-radius:1px;}
.ai-txt{font-size:13px;line-height:1.65;color:var(--tx2);}

/* Timeline */
.tl{display:flex;flex-direction:column;margin-top:12px;}
.tli{display:flex;gap:11px;position:relative;padding-bottom:13px;}
.tli:last-child{padding-bottom:0;}
.tld{width:8px;height:8px;border-radius:50%;background:var(--bdr);flex-shrink:0;margin-top:5px;position:relative;z-index:1;}
.tld.on{background:var(--g);box-shadow:0 0 6px rgba(0,178,72,.5);}
.tli:not(:last-child) .tld::after{content:'';position:absolute;top:10px;left:3px;width:2px;height:calc(100% + 5px);background:var(--bdr);}
.tlt{font-weight:600;font-size:13px;margin-bottom:2px;}
.tls{color:var(--tx3);font-size:12px;}

/* Action btns */
.q-actions{display:flex;gap:8px;margin-top:16px;}
.btn-sec{flex:1;background:var(--srf2);border:1px solid var(--bdr);color:var(--tx2);border-radius:var(--r);padding:9px;font-family:'Barlow',sans-serif;font-size:13px;font-weight:500;cursor:pointer;transition:all .12s;text-align:center;}
.btn-sec:hover{border-color:var(--bdr2);color:var(--tx);}
.btn-pri{flex:2;background:var(--blk);border:none;color:#fff;border-radius:var(--r);padding:9px;font-family:'Barlow Condensed',sans-serif;font-size:13px;font-weight:700;letter-spacing:1px;text-transform:uppercase;cursor:pointer;transition:all .12s;}
.btn-pri:hover{background:var(--g);}

/* Dark info card */
.dark-card{background:var(--blk);border:1px solid rgba(255,255,255,.06);border-top:2px solid var(--g);border-radius:var(--rl);padding:20px;}
.dark-card .card-ttl{color:rgba(255,255,255,.35);}
.dark-card .tld{background:rgba(255,255,255,.15);}
.dark-card .tld.on{background:var(--g);}
.dark-card .tli:not(:last-child) .tld::after{background:rgba(255,255,255,.08);}
.dark-card .tlt{color:rgba(255,255,255,.85);}
.dark-card .tls{color:rgba(255,255,255,.3);}

/* Spinner in button */
.btn-spin{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;display:inline-block;vertical-align:middle;margin-right:7px;}

/* Toast */
/* ══ TOAST ════════════════════════════════════════════════ */
.toast{position:fixed;bottom:20px;right:20px;background:var(--blk);color:#fff;border-radius:var(--r);padding:11px 16px;font-size:13px;font-weight:500;box-shadow:var(--shl);z-index:9999;display:flex;align-items:center;gap:8px;transform:translateY(20px);opacity:0;transition:all .25s cubic-bezier(.34,1.56,.64,1);border-left:3px solid var(--g);}
.toast.show{transform:translateY(0);opacity:1;}

/* ══ SAMPLE FILES BAR ════════════════════════════════════ */
.sample-bar{margin-top:14px;display:flex;flex-direction:column;align-items:center;gap:7px;}
.sample-lbl{font-size:10px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.3);}
.sample-pills{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;}
.sample-pill{
  display:flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r);padding:5px 10px;cursor:pointer;
  font-size:11px;font-weight:600;color:rgba(255,255,255,.65);
  transition:all .12s;
}
.sample-pill:hover{background:rgba(0,178,72,.15);border-color:var(--g);color:#fff;}
.sample-pill .sp-icon{font-size:14px;}

/* ══ DFM PANEL ═══════════════════════════════════════════ */
.dfm-panel{
  position:absolute;top:12px;right:12px;z-index:15;
  background:rgba(13,13,13,.92);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.08);border-radius:var(--rl);
  padding:12px 14px;min-width:210px;
  display:none;
}
.dfm-panel.visible{display:block;animation:fadeUp .2s ease;}
.dfm-title{
  font-family:'Barlow Condensed',sans-serif;font-weight:700;
  font-size:11px;letter-spacing:1.5px;text-transform:uppercase;
  color:var(--g);margin-bottom:10px;display:flex;align-items:center;gap:6px;
}
.dfm-title::before{content:'';width:8px;height:2px;background:var(--g);border-radius:1px;}
.dfm-item{
  display:flex;align-items:center;gap:8px;
  padding:5px 0;border-bottom:1px solid rgba(255,255,255,.05);
  font-size:12px;color:rgba(255,255,255,.7);
}
.dfm-item:last-child{border-bottom:none;}
.dfm-dot{
  width:16px;height:16px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:9px;
}
.dfm-dot.ok{background:rgba(0,178,72,.2);color:var(--g);}
.dfm-dot.warn{background:rgba(255,160,0,.15);color:#ffb300;}
.dfm-dot.err{background:rgba(220,50,50,.15);color:#e05050;}
.dfm-dot.loading{background:rgba(255,255,255,.08);color:rgba(255,255,255,.3);animation:dfmPulse 1.2s ease-in-out infinite;}
@keyframes dfmPulse{0%,100%{opacity:.4}50%{opacity:1}}
.dfm-label{flex:1;font-size:11px;}

/* ══ STEP BADGE ══════════════════════════════════════════ */
.step-badge{
  position:absolute;bottom:52px;left:50%;transform:translateX(-50%);
  background:rgba(0,0,0,.7);border:1px solid rgba(0,178,72,.3);
  border-radius:var(--r);padding:6px 12px;font-size:11px;
  color:rgba(255,255,255,.6);font-family:'JetBrains Mono',monospace;
  white-space:nowrap;z-index:12;pointer-events:none;
}

/* ══ DXF CANVAS ══════════════════════════════════════════ */
#dxfCanvas{
  position:absolute;inset:0;display:none;
  background:#0a0a0a;cursor:grab;
}
#dxfCanvas:active{cursor:grabbing;}
.dxf-info-overlay{
  position:absolute;bottom:52px;left:12px;z-index:12;
  display:none;flex-direction:column;gap:4px;
}
.dxf-info-overlay.visible{display:flex;}
.dxf-info-pill{
  background:rgba(0,0,0,.75);backdrop-filter:blur(6px);
  border:1px solid rgba(0,178,72,.2);border-radius:var(--r);
  padding:4px 10px;font-family:'JetBrains Mono',monospace;
  font-size:10px;color:rgba(255,255,255,.7);
}
.dxf-info-pill span{color:var(--g);font-weight:600;}