:root{--bbg-red: #d91e18;--bbg-red-bright: #ff2b24;--bbg-yellow: #f5c518;--bbg-black: #0a0a0a;--bbg-bg: #151515;--bbg-bg-well: #111111;--bbg-bg-raised: #1e1e1e;--bbg-bg-card: #222222;--bbg-bg-hover: #161616;--bbg-off-white: #f0ede8;--bbg-muted: #888888;--bbg-muted-dim: #555555;--bbg-border: rgba(240, 237, 232, .08);--bbg-border-hover: rgba(240, 237, 232, .2);--bbg-border-solid: #2a2a2a;--bbg-success: #2eb67d;--font-display: "Bebas Neue", "Arial Narrow", sans-serif;--font-sans: "Barlow", "Helvetica Neue", Arial, sans-serif;--radius-xs: 1px;--radius-sm: 2px;--radius-md: 3px;--tracking-title: .025em;--tracking-label: .12em;--tracking-loud: .22em;--panel-width: 340px;color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html,body{height:100%;margin:0}body{background:var(--bbg-bg);color:var(--bbg-off-white);font-family:var(--font-sans);font-size:14px;line-height:1.4;-webkit-font-smoothing:antialiased}:focus-visible{outline:2px solid var(--bbg-yellow);outline-offset:3px}#app{display:grid;grid-template-columns:var(--panel-width) 1fr;height:100vh}.panel{display:flex;flex-direction:column;gap:20px;padding:20px;overflow-y:auto;background:var(--bbg-bg-well);border-right:1px solid var(--bbg-border-solid)}.canvas-wrap{--grid-surface: var(--bbg-bg-well);--grid-minor: rgba(240, 237, 232, .045);--grid-major: rgba(240, 237, 232, .1);--grid-axis: rgba(245, 197, 24, .3);--zoom: 1;--pan-x: 0px;--pan-y: 0px;position:relative;min-width:0;min-height:0;overflow:hidden;background-color:var(--grid-surface);background-image:linear-gradient(to right,transparent calc(50% - 1px),var(--grid-major) calc(50% - 1px),var(--grid-major) 50%,transparent 50%),linear-gradient(to bottom,transparent calc(50% - 1px),var(--grid-major) calc(50% - 1px),var(--grid-major) 50%,transparent 50%),linear-gradient(to right,transparent calc(50% - 1px),var(--grid-minor) calc(50% - 1px),var(--grid-minor) 50%,transparent 50%),linear-gradient(to bottom,transparent calc(50% - 1px),var(--grid-minor) calc(50% - 1px),var(--grid-minor) 50%,transparent 50%);background-size:calc(100px * var(--zoom)) calc(100px * var(--zoom)),calc(100px * var(--zoom)) calc(100px * var(--zoom)),calc(20px * var(--zoom)) calc(20px * var(--zoom)),calc(20px * var(--zoom)) calc(20px * var(--zoom));background-position:calc(50% + var(--pan-x)) calc(50% + var(--pan-y))}.canvas-wrap.is-dense{--grid-minor: transparent}.canvas-wrap.is-gridless{background-image:none}.canvas-wrap.is-gridless:before,.canvas-wrap.is-gridless:after,.canvas-wrap.is-gridless .grid-legend{display:none}.canvas-wrap:before,.canvas-wrap:after{content:"";position:absolute;background:var(--grid-axis);pointer-events:none}.canvas-wrap:before{top:0;bottom:0;left:calc(50% + var(--pan-x) - 1px);width:1px}.canvas-wrap:after{left:0;right:0;top:calc(50% + var(--pan-y) - 1px);height:1px}#viewer{cursor:grab;touch-action:none}#viewer.is-panning{cursor:grabbing}.canvas-wrap.is-mid{--grid-surface: #6b6b6b;--grid-minor: rgba(240, 237, 232, .07);--grid-major: rgba(240, 237, 232, .16);--grid-axis: rgba(245, 197, 24, .45)}.canvas-wrap.is-light{--grid-surface: #e8e6e1;--grid-minor: rgba(10, 10, 10, .05);--grid-major: rgba(10, 10, 10, .11);--grid-axis: rgba(217, 30, 24, .3)}.camera{position:absolute;top:12px;right:12px;display:flex;border:1px solid var(--bbg-border-solid);border-radius:var(--radius-sm);background:#151515e6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.camera__btn,.camera__readout{width:auto;min-width:32px;padding:6px 8px;border:0;border-radius:0;background:transparent;color:var(--bbg-off-white);font-size:14px;line-height:1;cursor:pointer}.camera__btn+.camera__btn,.camera__btn+.camera__readout,.camera__readout+.camera__btn{border-left:1px solid var(--bbg-border-solid)}.camera__btn:hover,.camera__readout:hover{background:var(--bbg-bg-card);color:var(--bbg-yellow)}.camera__readout{min-width:56px;font-size:12px;font-variant-numeric:tabular-nums;letter-spacing:var(--tracking-label)}.camera__btn.is-on{color:var(--bbg-yellow)}.camera__btn--text{font-size:11px;font-weight:600;letter-spacing:var(--tracking-label);text-transform:uppercase}.canvas-wrap.is-light .camera{background:#e8e6e1e6}.canvas-wrap.is-light .camera__btn,.canvas-wrap.is-light .camera__readout{color:var(--bbg-black)}.canvas-wrap.is-light .camera__btn:hover,.canvas-wrap.is-light .camera__readout:hover{background:#0a0a0a14;color:var(--bbg-red)}.grid-legend{position:absolute;right:12px;bottom:10px;color:var(--bbg-muted-dim);font-size:11px;letter-spacing:var(--tracking-label);text-transform:uppercase;pointer-events:none}.canvas-wrap.is-light .grid-legend{color:#0a0a0a66}.canvas-wrap.is-mid .grid-legend{color:#f0ede880}#viewer{display:block;width:100%;height:100%}.masthead{padding-bottom:16px;border-bottom:1px solid var(--bbg-border-solid)}.masthead__logo{display:block;width:132px;height:auto;margin-bottom:12px}.masthead__title{display:flex;align-items:baseline;gap:10px}.masthead h1{margin:0;font-family:var(--font-display);font-size:34px;font-weight:400;letter-spacing:var(--tracking-title);line-height:1;text-transform:uppercase}.masthead__version{color:var(--bbg-muted-dim);font-size:12px;letter-spacing:var(--tracking-label)}.masthead__tagline{margin:8px 0 0;color:var(--bbg-muted);font-size:13px}.panel{gap:12px}.section{border:1px solid var(--bbg-border-solid);border-radius:var(--radius-sm);background:var(--bbg-bg)}.section__bar{display:flex;align-items:center;justify-content:space-between;padding:9px 12px;background:var(--bbg-bg-raised);color:var(--bbg-off-white);font-family:var(--font-display);font-size:17px;letter-spacing:var(--tracking-title);text-transform:uppercase;list-style:none;cursor:pointer;-webkit-user-select:none;user-select:none}.section__bar::-webkit-details-marker{display:none}.section__bar:after{content:"";width:7px;height:7px;margin-right:3px;border-right:1.5px solid var(--bbg-muted);border-bottom:1.5px solid var(--bbg-muted);transform:rotate(-45deg);transition:transform .15s}.section[open]>.section__bar{border-bottom:1px solid var(--bbg-border-solid)}.section[open]>.section__bar:after{transform:rotate(45deg)}.section__bar:hover{color:var(--bbg-yellow)}.section__body{display:flex;flex-direction:column;gap:10px;padding:12px}.field{display:flex;flex-direction:column;gap:5px;min-width:0}.field__label{color:var(--bbg-muted);font-size:12px;font-weight:500;letter-spacing:var(--tracking-label);text-transform:uppercase}.field__label--loader{color:var(--bbg-red-bright);font-size:13px;font-weight:600}.field__hint{color:var(--bbg-muted-dim);font-size:12px}.row{display:grid;grid-template-columns:1fr 1fr;gap:8px;align-items:end}.row--3{grid-template-columns:1fr 1fr 1fr}.picker{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:center}.picker .button{width:auto;padding-inline:14px}.picker__name{min-width:0;overflow:hidden;color:var(--bbg-muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap}.divider{display:flex;align-items:center;gap:10px;color:var(--bbg-muted-dim);font-size:11px;letter-spacing:var(--tracking-label);text-transform:uppercase}.divider:before,.divider:after{content:"";flex:1;border-top:1px solid var(--bbg-border-solid)}input,select,button{width:100%;min-width:0;padding:8px 10px;border:1px solid var(--bbg-border-solid);border-radius:var(--radius-sm);background:var(--bbg-bg-raised);color:var(--bbg-off-white);font:inherit}input:hover,select:hover{border-color:var(--bbg-border-hover)}select:disabled,input:disabled{color:var(--bbg-muted-dim);cursor:not-allowed}input[type=file]{padding:6px;color:var(--bbg-muted);font-size:12px;cursor:pointer}input[type=file]::file-selector-button{margin-right:10px;padding:5px 10px;border:1px solid var(--bbg-border-solid);border-radius:var(--radius-sm);background:var(--bbg-bg-card);color:var(--bbg-off-white);font:inherit;font-size:12px;font-weight:600;letter-spacing:var(--tracking-label);text-transform:uppercase;cursor:pointer}.button{font-size:12px;font-weight:600;letter-spacing:var(--tracking-label);text-transform:uppercase;cursor:pointer;transition:border-color .15s,background-color .15s}.button:hover{border-color:var(--bbg-border-hover);background:var(--bbg-bg-card)}.button--primary{border-color:var(--bbg-red);background:var(--bbg-red)}.button--primary:hover{border-color:var(--bbg-red-bright);background:var(--bbg-red-bright)}.segmented{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--bbg-border-solid);border-radius:var(--radius-sm);overflow:hidden}.segmented__option{border:0;border-radius:0;background:var(--bbg-bg-raised);color:var(--bbg-muted);font-size:12px;font-weight:600;letter-spacing:var(--tracking-label);text-transform:uppercase;cursor:pointer}.segmented__option+.segmented__option{border-left:1px solid var(--bbg-border-solid)}.segmented__option:hover{color:var(--bbg-off-white)}.segmented__option.is-active{background:var(--bbg-off-white);color:var(--bbg-black)}.drop-zone{display:flex;flex-direction:column;align-items:center;gap:4px;padding:18px 12px;border:1px dashed var(--bbg-border-hover);border-radius:var(--radius-sm);background:var(--bbg-bg-well);text-align:center;cursor:pointer;transition:border-color .15s,background-color .15s}.drop-zone:hover,.drop-zone.is-over{border-color:var(--bbg-yellow);background:#f5c5180f}.drop-zone.is-busy{opacity:.6}.drop-zone__title{font-family:var(--font-display);font-size:18px;letter-spacing:var(--tracking-title);text-transform:uppercase}.drop-zone__hint{color:var(--bbg-muted-dim);font-size:12px}.requirements{display:flex;flex-direction:column;gap:6px;margin:0;padding:0;list-style:none}.requirement{display:grid;grid-template-columns:12px 1fr;column-gap:8px;align-items:baseline;font-size:12px}.requirement__mark{width:8px;height:8px;align-self:center;border:1px solid var(--bbg-muted-dim);border-radius:50%}.requirement--partial .requirement__mark{border-color:var(--bbg-yellow);background:linear-gradient(90deg,var(--bbg-yellow) 50%,transparent 50%)}.requirement--done .requirement__mark{border-color:var(--bbg-success);background:var(--bbg-success)}.requirement__label{color:var(--bbg-off-white);font-weight:600;letter-spacing:var(--tracking-label);text-transform:uppercase;font-size:11px}.requirement__detail{grid-column:2;color:var(--bbg-muted);word-break:break-word}.requirement--missing .requirement__label{color:var(--bbg-muted)}.progress{height:3px;background:var(--bbg-bg-raised);border-radius:var(--radius-xs);overflow:hidden}.progress__bar{height:100%;width:0;background:var(--bbg-yellow);transition:width .2s var(--ease-out, ease-out),background-color .2s}.progress__bar.is-complete{background:var(--bbg-success)}.file-list{display:flex;flex-direction:column;gap:4px;margin:0;padding:0;list-style:none}.file-list[hidden]{display:none}.file-item{display:grid;grid-template-columns:44px 1fr auto;column-gap:8px;align-items:center;padding:6px 8px;border:1px solid var(--bbg-border-solid);border-radius:var(--radius-sm);background:var(--bbg-bg-raised);font-size:12px}.file-item--rejected{border-color:#d91e1880}.file-item--unrelated{border-color:#f5c51866}.file-item--unrelated .file-item__name,.file-item--unrelated .file-item__kind{color:var(--bbg-muted)}.file-item--unrelated .file-item__note{color:var(--bbg-yellow)}.file-item__kind{color:var(--bbg-muted);font-size:10px;font-weight:600;letter-spacing:var(--tracking-label);text-transform:uppercase}.file-item__body{display:flex;flex-direction:column;min-width:0}.file-item__name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-item__note{color:var(--bbg-muted-dim);font-size:11px;word-break:break-word}.file-item--rejected .file-item__note{color:var(--bbg-red-bright)}.file-item__remove{width:auto;padding:2px 8px;border-color:transparent;background:transparent;color:var(--bbg-muted);font-size:16px;line-height:1;cursor:pointer}.file-item__remove:hover{color:var(--bbg-off-white);border-color:var(--bbg-border-hover)}.packs{display:flex;flex-direction:column;gap:4px}.packs[hidden]{display:none}.pack{display:grid;grid-template-columns:1fr auto;border:1px solid var(--bbg-border-solid);border-radius:var(--radius-sm);background:var(--bbg-bg-raised);transition:border-color .15s}.pack:hover{border-color:var(--bbg-border-hover)}.pack.is-active{border-color:var(--bbg-yellow)}.pack__load{display:grid;grid-template-columns:auto 1fr;column-gap:10px;align-items:baseline;min-width:0;padding:7px 10px;border:0;border-radius:0;background:transparent;text-align:left;cursor:pointer}.pack__load:hover{background:var(--bbg-bg-card)}.pack__name{font-size:12px;font-weight:600;letter-spacing:var(--tracking-label);text-transform:uppercase}.pack.is-active .pack__name{color:var(--bbg-yellow)}.pack__detail{min-width:0;overflow:hidden;color:var(--bbg-muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap}.pack__delete{display:grid;place-items:center;width:34px;padding:0;border:0;border-left:1px solid var(--bbg-border-solid);border-radius:0;background:transparent;color:var(--bbg-muted-dim);cursor:pointer}.pack__delete:hover{background:var(--bbg-bg-card);color:var(--bbg-red-bright)}.button:disabled{opacity:.4;cursor:not-allowed}.button--primary:disabled:hover{border-color:var(--bbg-red);background:var(--bbg-red)}.status{padding:8px 10px;border-left:2px solid var(--bbg-yellow);background:var(--bbg-bg-raised);color:var(--bbg-off-white);font-size:12px}.logs{margin:0;min-height:120px;max-height:280px;padding:10px;overflow:auto;border:1px solid var(--bbg-border-solid);border-radius:var(--radius-sm);background:var(--bbg-black);color:var(--bbg-muted);font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:11px;line-height:1.5;white-space:pre-wrap;word-break:break-word}.logs:empty:before{content:"Load a pack to see diagnostics.";color:var(--bbg-muted-dim)}@media(max-width:800px){#app{grid-template-columns:1fr;grid-template-rows:auto 1fr;height:auto;min-height:100vh}.panel{border-right:0;border-bottom:1px solid var(--bbg-border-solid)}.canvas-wrap{height:65vh}}