:root,:root[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--color-text-body);background-color:var(--color-canvas);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--font-display:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-body:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--space-xxs:4px;--space-xs:8px;--space-sm:12px;--space-md:16px;--space-lg:24px;--space-xl:32px;--radius-sm:6px;--radius-md:10px;--radius-lg:12px;--color-canvas:#fff;--color-surface:#fff;--color-surface-soft:#f8fafc;--color-surface-strong:#e0e2e6;--color-text-ink:#181d26;--color-text-body:#333840;--color-text-muted:#41454d;--color-border:#ddd;--color-border-strong:#9297a0;--color-primary:#181d26;--color-primary-active:#0d1218;--color-on-primary:#fff;--color-link:#1b61c9;--color-link-active:#1a3866;--color-focus:#458fff;--color-info:#254fad;--color-info-soft:#eef5ff;--color-success:#006400;--color-success-soft:#edf8ef;--color-line:#aa2d00;--color-line-soft:#fff0e8;--color-warning:#8a4a00;--color-warning-soft:#fff6df;--color-error:#a4231f;--color-error-soft:#fff1f0;--color-chip-surface:#fff;--color-histogram:#254fad;--color-histogram-track:#e0e2e6;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;font-weight:400;line-height:1.5}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--color-canvas:#181d26;--color-surface:#1d1f25;--color-surface-soft:#242a33;--color-surface-strong:#333840;--color-text-ink:#fff;--color-text-body:#e0e2e6;--color-text-muted:#c5c9d1;--color-border:#41454d;--color-border-strong:#9297a0;--color-primary:#fff;--color-primary-active:#e0e2e6;--color-on-primary:#181d26;--color-link:#8dbbff;--color-link-active:#c7dcff;--color-focus:#8dbbff;--color-info:#8dbbff;--color-info-soft:#24364d;--color-success:#87d991;--color-success-soft:#203a26;--color-line:#fcab79;--color-line-soft:#48291d;--color-warning:#f4d35e;--color-warning-soft:#453817;--color-error:#ff8f86;--color-error-soft:#4a2424;--color-chip-surface:#181d26;--color-histogram:#8dbbff;--color-histogram-track:#333840}*{box-sizing:border-box}a{color:var(--color-link);-webkit-text-decoration:inherit;text-decoration:inherit;font-weight:500}a:active{color:var(--color-link-active)}body{min-width:320px;min-height:100vh;color:var(--color-text-body);background:var(--color-canvas);margin:0}#root{min-height:100vh}button,input{font:inherit}button{border-radius:var(--radius-lg);border:1px solid var(--color-primary);min-height:44px;color:var(--color-on-primary);background-color:var(--color-primary);cursor:pointer;padding:10px 16px}button:active{background-color:var(--color-primary-active);border-color:var(--color-primary-active)}button:disabled{border-color:var(--color-border);color:var(--color-text-muted);background:var(--color-surface-soft);cursor:not-allowed}button:focus,button:focus-visible,input:focus,input:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px}input[type=number]{border:1px solid var(--color-border);border-radius:var(--radius-sm);min-height:44px;color:var(--color-text-ink);background:var(--color-surface);padding:8px 10px}input[type=number]:disabled,input[type=range]:disabled{opacity:.58}.app{max-width:1100px;padding:var(--space-lg) var(--space-md) var(--space-xl);margin:0 auto}.header{gap:var(--space-md);margin-bottom:var(--space-lg);flex-direction:column;display:flex}.header-copy{gap:var(--space-xxs);display:grid}.header h1{color:var(--color-text-ink);font-family:var(--font-display);letter-spacing:0;margin:0;font-size:24px;font-weight:500;line-height:1.35}.theme-selector{border:1px solid var(--color-border-strong);border-radius:var(--radius-md);background:var(--color-surface-soft);grid-template-columns:repeat(3,minmax(0,1fr));align-self:flex-start;width:min(100%,312px);margin:0;padding:3px;display:inline-grid}.theme-selector-label{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.theme-option{border-radius:var(--radius-sm);min-height:44px;color:var(--color-text-muted);cursor:pointer;background:0 0;border:1px solid #0000;place-items:center;padding:8px 10px;font-size:13px;line-height:1.25;display:grid;position:relative}.theme-option input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.theme-option span{pointer-events:none}.theme-option:has(input:checked){border-color:var(--color-focus);color:var(--color-text-ink);background:var(--color-surface);box-shadow:inset 0 0 0 1px var(--color-focus)}.theme-option:focus-within{outline:2px solid var(--color-focus);outline-offset:2px}.main{gap:var(--space-md);grid-template-columns:1fr;display:grid}.col{gap:var(--space-md);flex-direction:column;display:flex}@media (width>=900px){.header{flex-direction:row;justify-content:space-between;align-items:start}.theme-selector{flex:0 0 312px;align-self:start}.main{grid-template-columns:380px 1fr;align-items:start}}.panel,.objective{border:1px solid var(--color-border);background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-md)}.panel h2{margin:0 0 var(--space-sm);color:var(--color-text-ink);font-family:var(--font-body);letter-spacing:.16px;text-transform:uppercase;font-size:14px;font-weight:500;line-height:1.35}.muted{color:var(--color-text-muted);font-size:13px}.warn{color:var(--color-warning)}.error{color:var(--color-error)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.board,.simulation-board{gap:var(--space-xs);grid-template-columns:repeat(3,1fr);display:grid}.simulation-board{margin-top:var(--space-sm)}.cell{border:1px solid var(--color-border);height:56px;color:var(--color-text-ink);background:var(--color-surface-soft);font-size:18px}.cell.simulation-initial{border-color:var(--color-warning);background:var(--color-warning-soft);box-shadow:inset 0 0 0 2px var(--color-warning)}.cell.selected{border-color:var(--color-info);box-shadow:inset 0 0 0 2px var(--color-info)}.cell.recommended{border-color:var(--color-success);background:var(--color-success-soft);box-shadow:inset 0 0 0 2px var(--color-success)}.cell.selected.recommended{border-color:var(--color-info);box-shadow:inset 0 0 0 2px var(--color-info), inset 0 0 0 5px var(--color-success)}.cell.line-recommended{border-color:var(--color-line);background:var(--color-line-soft);box-shadow:inset 0 0 0 2px var(--color-line)}.cell.selected.line-recommended{border-color:var(--color-info);box-shadow:inset 0 0 0 2px var(--color-info), inset 0 0 0 5px var(--color-line)}.board-actions{margin-top:var(--space-sm);justify-content:space-between;align-items:center;gap:var(--space-sm);display:flex}.secondary{border-color:var(--color-border);color:var(--color-text-ink);background:var(--color-surface)}.secondary:active{border-color:var(--color-border-strong);color:var(--color-text-ink);background:var(--color-surface-soft)}.picker{margin-top:var(--space-sm);gap:var(--space-xs);display:grid}.picker-row{justify-content:flex-start;display:flex}.picker-grid{gap:var(--space-xs);grid-template-columns:repeat(3,1fr);display:grid}.pick{border:1px solid var(--color-border);height:44px;color:var(--color-text-ink);background:var(--color-surface-soft)}.pick:active{border-color:var(--color-border-strong);color:var(--color-text-ink);background:var(--color-surface-strong)}.objective{z-index:0;position:relative}.objective:hover,.objective:focus-within{z-index:10}.objective legend{color:var(--color-text-ink);padding:0 6px;font-weight:500}.radio{align-items:center;gap:var(--space-xs);margin:var(--space-xs) 0;display:flex;position:relative}.objective-label{white-space:nowrap}.objective-tooltip{z-index:20;max-width:min(320px,100vw - 64px);padding:var(--space-xs) 10px;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text-body);opacity:0;pointer-events:none;font-size:12px;line-height:1.4;transition:opacity .12s,transform .12s;position:absolute;top:calc(100% + 4px);left:28px;transform:translateY(-2px)}.radio:hover .objective-tooltip,.radio:focus-within .objective-tooltip{opacity:1;transform:translateY(0)}.inline{width:120px;margin-left:6px}.list{margin:var(--space-sm) 0 0;gap:var(--space-sm);padding:0;list-style:none;display:grid}.card{border:1px solid var(--color-border);background:var(--color-surface-soft);border-radius:var(--radius-md);padding:var(--space-sm)}.card-title{align-items:baseline;gap:var(--space-sm);margin-bottom:var(--space-xs);display:flex}.spacer{flex:1}.grid2{gap:var(--space-sm);grid-template-columns:1fr;display:grid}@media (width>=900px){.grid2{grid-template-columns:1fr 1fr;align-items:start}}.chips{flex-wrap:wrap;gap:6px;margin-top:6px;display:flex}.chip{border-radius:var(--radius-sm);border:1px solid var(--color-border);background:var(--color-chip-surface);align-items:center;gap:6px;padding:4px 8px;font-size:12px;display:inline-flex}.resulting-lines{margin-top:var(--space-sm)}.coverage-comparison{margin-top:var(--space-sm);padding:var(--space-sm);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-info-soft);gap:var(--space-xxs);font-size:13px;display:grid}.coverage-comparison h3{color:var(--color-info);letter-spacing:.16px;text-transform:uppercase;margin:0;font-size:12px;font-weight:500}.simulation-results{gap:var(--space-sm);margin-top:var(--space-sm);display:grid}.simulation-final-line{gap:var(--space-xxs);margin-top:var(--space-sm);font-size:13px;display:grid}.mini-list{gap:var(--space-xxs);color:var(--color-text-muted);margin:6px 0 0;padding-left:18px;font-size:12px;display:grid}.hist{gap:6px;display:grid}.hist-row{align-items:center;gap:var(--space-xs);grid-template-columns:56px 1fr 54px;font-size:12px;display:grid}.hist-label{color:var(--color-text-muted)}.hist-bar-wrap{border-radius:var(--radius-sm);background:var(--color-histogram-track);height:10px;overflow:hidden}.hist-bar{background:var(--color-histogram);border-radius:var(--radius-sm);height:100%}.hist-pct{text-align:right;color:var(--color-text-muted)}