.lighting-calculator-page{color:var(--ap-text,#303030)}
.lighting-calculator-hero h1{max-width:760px}
.lighting-calculator-shell{display:grid;grid-template-columns:minmax(300px,340px) minmax(460px,1fr) minmax(260px,300px);gap:0;margin-top:42px;border-top:1px solid var(--ap-black,#101010);border-left:1px solid var(--ap-line,#dedede);background:#fff}
.lighting-calculator-panel{min-width:0;display:grid;grid-template-rows:auto 1fr;border-right:1px solid var(--ap-line,#dedede);border-bottom:1px solid var(--ap-line,#dedede);background:#fff}
.lighting-calculator-panel header{min-height:92px;padding:22px 22px 18px;border-bottom:1px solid var(--ap-line,#dedede)}
.lighting-calculator-panel header p{margin:0 0 14px;color:var(--ap-red,#d71920);font-size:10px;font-weight:750;letter-spacing:.15em;text-transform:uppercase}
.lighting-calculator-panel h2{margin:0;color:var(--ap-black,#101010);font-size:15px;line-height:1.25;font-weight:760;letter-spacing:.08em}
.lighting-calculator-body{min-width:0;padding:18px;display:flex;flex-direction:column;gap:14px}
.lc-canvas-body{padding:16px;gap:12px}
.lc-group{display:grid;gap:12px;padding:0 0 16px;border-bottom:1px solid var(--ap-line,#dedede)}
.lc-group:last-of-type{border-bottom:0}
.lc-group h3{margin:0;color:#111;font-size:11px;font-weight:780;letter-spacing:.13em;text-transform:uppercase}
.lc-upload{position:relative;border:1px dashed #bdbdbd;background:#fafafa;transition:border-color .18s ease,background .18s ease}
.lc-upload.is-dragover{border-color:var(--ap-red,#d71920);background:#fff8f8}
.lc-upload input{position:absolute;inset:0;opacity:0;cursor:pointer}
.lc-upload label{min-height:112px;display:grid;place-content:center;gap:8px;padding:18px;text-align:center;cursor:pointer}
.lc-upload strong{color:#111;font-size:17px;line-height:1.2;font-weight:650;letter-spacing:-.02em}
.lc-upload span,.lc-message,.lc-info dd,.lc-layout-meta,.lc-note,.lc-field-error,.lc-hover-readout{color:#747474;font-size:12px;line-height:1.55}
.lc-filebar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 11px;border:1px solid var(--ap-line,#dedede);background:#fff}
.lc-filebar span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#111;font-size:13px;font-weight:650}
.lc-row-actions,.lc-actions,.lc-layout-tools,.lc-canvas-toolbar,.lc-tabs,.lc-segmented,.lc-quick-grid{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.lc-row-actions button,.lc-actions button,.lc-layout-tools button,.lc-tabs button,.lc-segmented button,.lc-quick-grid button{min-height:38px;border:1px solid #111;background:#fff;color:#111;padding:0 12px;font:inherit;font-size:11px;font-weight:740;letter-spacing:.04em;text-transform:uppercase;cursor:pointer}
.lc-row-actions button:hover,.lc-actions button:hover,.lc-layout-tools button:hover,.lc-tabs button:hover,.lc-segmented button:hover,.lc-quick-grid button:hover{color:#fff;background:#111}
.lc-actions button:disabled,.lc-layout-tools button:disabled,.lc-row-actions button:disabled,.lc-segmented button:disabled,.lc-quick-grid button:disabled{cursor:not-allowed;border-color:#d8d8d8;color:#aaa;background:#f8f8f8}
.lc-actions .lc-primary{background:#111;color:#fff;min-width:132px}
.lc-actions .lc-primary:hover{background:var(--ap-red,#d71920);border-color:var(--ap-red,#d71920)}
.lc-message{min-height:18px}
.lc-message.is-error,.lc-field-error:not(:empty){color:#a3152b}
.lc-message.is-ok{color:#21633a}
.lc-info,.lc-results{display:grid;gap:0;margin:0;border-top:1px solid var(--ap-line,#dedede)}
.lc-info div,.lc-results div{display:grid;grid-template-columns:minmax(105px,.8fr) minmax(0,1fr);gap:12px;padding:9px 0;border-bottom:1px solid var(--ap-line,#dedede)}
.lc-info dt,.lc-results dt{color:#555;font-size:10px;font-weight:750;letter-spacing:.1em;text-transform:uppercase}
.lc-info dd,.lc-results dd{margin:0;min-width:0;color:#111;font-size:13px;overflow-wrap:anywhere}
.lc-info-primary dd{font-size:14px;font-weight:680;color:#111}
.lc-info-primary div:last-child dd{color:var(--ap-red,#d71920)}
.lc-info-details{width:100%;max-width:100%;min-width:0;border-bottom:1px solid var(--ap-line,#dedede)}
.lc-info-details[hidden]{display:none}
.lc-info-details summary{padding:12px 0;color:#111;font-size:11px;font-weight:780;letter-spacing:.08em;text-transform:uppercase;cursor:pointer}
.lc-info-details-body{min-width:0;max-width:100%;display:grid;gap:10px;padding:0 0 14px}
.lc-info-details h4{margin:6px 0 0;color:#111;font-size:10px;font-weight:780;letter-spacing:.1em;text-transform:uppercase}
.lc-info-compact{min-width:0;max-width:100%;margin:0}
.lc-info-compact div{grid-template-columns:minmax(105px,.8fr) minmax(0,1fr);padding:7px 0}
.lc-angle-values{min-width:0;max-width:100%;margin:0;padding:10px;border:1px solid var(--ap-line,#dedede);background:#fafafa;color:#444;font-size:11px;line-height:1.6;overflow-wrap:anywhere}
.lc-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.lc-form-grid label{display:flex;min-width:0;flex-direction:column;gap:6px;color:#555;font-size:10px;font-weight:750;letter-spacing:.075em;text-transform:uppercase}
.lc-form-grid input{width:100%;height:40px;border:1px solid #d7d7d7;background:#fff;color:#111;padding:0 9px;border-radius:0;font:inherit;font-size:13px;letter-spacing:0;text-transform:none;outline:0}
.lc-form-grid input:focus{border-color:#111}
.lc-effective{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid var(--ap-line,#dedede);border-bottom:1px solid var(--ap-line,#dedede);color:#555;font-size:11px;font-weight:720;text-transform:uppercase;letter-spacing:.08em}
.lc-effective strong,.lc-effective span{color:#111;font-size:13px;letter-spacing:0;text-transform:none}
.lc-segmented button.is-active,.lc-tabs button.is-active,.lc-quick-grid button.is-active{background:#111;color:#fff}
.lc-mode-panel[hidden]{display:none}
.lc-field-error{min-height:17px;margin:0}
.lc-canvas-toolbar{justify-content:space-between;gap:12px}
.lc-heat-label-option{margin-left:auto;white-space:nowrap}
.lc-heat-label-option[hidden]{display:none}
.lc-layout-state{padding:8px 10px;border:1px solid var(--ap-line,#dedede);color:#111;background:#fafafa;font-size:10px;font-weight:780;letter-spacing:.12em}
.lc-layout-state.is-custom{color:#fff;background:#111;border-color:#111}
.lc-layout-preview{position:relative;min-height:560px;border:1px solid var(--ap-line,#dedede);background:#fbfbfb;overflow:hidden;touch-action:none}
.lc-layout-preview>span{position:absolute;inset:0;display:grid;place-items:center;padding:24px;text-align:center;color:#777;font-size:13px;line-height:1.6}
.lc-room-svg{display:block;width:100%;height:100%;min-height:560px;background:#fff}
.lc-room-border{fill:#fff;stroke:#111;stroke-width:1.4}
.lc-room-svg.is-heatmap{height:auto;min-height:0;background:transparent}
.lc-room-svg.is-heatmap .lc-room-border{fill:none;stroke:rgba(17,17,17,.44);stroke-width:1.1}
.lc-room-grid{stroke:#e2e2e2;stroke-width:.7}
.lc-room-dim{stroke:#b9b9b9;stroke-width:1;fill:none}
.lc-room-dim-text{fill:#111;font-size:10px;font-weight:700}
.lc-room-offset-text{fill:#555;font-size:9px}
.lc-room-luminaire{fill:#111;stroke:#fff;stroke-width:1.4;cursor:pointer}
.lc-room-svg.is-heatmap .lc-room-luminaire{fill:#171717;stroke:rgba(255,255,255,.84);stroke-width:.8}
.lc-room-luminaire.is-selected{fill:#fff;stroke:var(--ap-red,#d71920);stroke-width:2}
.lc-place-line{stroke:var(--ap-red,#d71920);stroke-width:1;stroke-dasharray:4 4;fill:none;pointer-events:none}
.lc-place-preview{fill:#fff;stroke:var(--ap-red,#d71920);stroke-width:2;pointer-events:none}
.lc-place-text{fill:#111;font-size:10px;font-weight:750;pointer-events:none}
.lc-place-sub{fill:#555;font-size:9px;font-weight:600}
.lc-room-point{fill:#c9c9c9}
.lc-heat-cell{stroke:rgba(255,255,255,.45);stroke-width:.25}
.lc-heat-image{image-rendering:auto}
.lc-heatmap-card{min-height:558px;display:flex;flex-direction:column;padding:18px 18px 20px;background:#fff}
.lighting-calculator-panel .lc-heatmap-card>header{min-height:0;display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px;padding:0;border:0;color:#111}
.lc-heatmap-card>header strong{font-size:14px;font-weight:760;letter-spacing:-.01em}
.lc-heatmap-eye{display:inline-grid;width:27px;height:27px;place-items:center;color:#555}
.lc-heatmap-eye svg{display:block;width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7}
.lc-heatmap-visual{flex:1;display:grid;grid-template-columns:minmax(0,1fr) 64px;align-items:center;gap:15px;min-width:0}
.lc-heat-legend{align-self:center;display:grid;gap:8px;color:#333;font-size:10px}
.lc-heat-legend>strong{font-size:11px;font-weight:760;text-transform:none}
.lc-heat-legend-scale{display:grid;grid-template-columns:13px minmax(24px,1fr);gap:7px;height:300px}
.lc-heat-legend-bar{display:block;width:13px;height:100%;border-radius:2px;background:linear-gradient(to top,#255cb5 0%,#2097c1 18%,#57be67 36%,#d5dc43 56%,#ffd23c 72%,#f7892a 88%,#db2726 100%);box-shadow:inset 0 0 0 1px rgba(17,17,17,.12)}
.lc-heat-legend-ticks{display:flex;flex-direction:column;justify-content:space-between;color:#444;font-variant-numeric:tabular-nums;line-height:1}
.lc-heat-lux-label rect{fill:rgba(255,255,255,.84);stroke:rgba(17,17,17,.14);stroke-width:.6}
.lc-heat-lux-label text{fill:#111;font-size:8px;font-weight:760;text-anchor:middle;dominant-baseline:middle;font-variant-numeric:tabular-nums}
.lc-lux-text{fill:#111;font-size:8.5px;text-anchor:middle;dominant-baseline:middle}
.lc-hover-readout{min-height:18px;color:#111}
.lc-loading{display:flex;align-items:center;gap:12px;padding:13px 14px;border:1px solid var(--ap-line,#dedede);background:#fafafa;color:#111;font-size:13px}
.lc-loading[hidden]{display:none!important}
.lc-loading span{width:18px;height:18px;border:2px solid #ddd;border-top-color:var(--ap-red,#d71920);border-radius:50%;animation:lcSpin .8s linear infinite}
.lc-status{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 12px;border:1px solid #111;color:#111;background:#fff;font-size:12px;font-weight:800;letter-spacing:.11em;text-transform:uppercase}
.lc-status.is-ok{background:#111;color:#fff}
.lc-status.is-close{background:#fff8df;color:#765500;border-color:#d7b34c}
.lc-status.is-running{background:#111;color:#fff;border-color:#111}
.lc-status.is-low{background:#fff;color:#a3152b;border-color:#a3152b}
.lc-status.is-neutral{background:#fafafa;color:#555;border-color:var(--ap-line,#dedede)}
.lc-status-detail{margin:-4px 0 0;color:#555;font-size:12px;line-height:1.55}
.lc-note{margin:auto 0 0;padding-top:16px;border-top:1px solid var(--ap-line,#dedede)}
.lc-check{display:flex;align-items:center;gap:8px;color:#555;font-size:11px;font-weight:720;letter-spacing:.06em;text-transform:uppercase}
.lc-check input{width:14px;height:14px}
.lc-manual-hint{margin:0;color:#747474;font-size:12px;line-height:1.55}
body.lc-access-open{overflow:hidden}.lc-access-modal[hidden]{display:none!important}.lc-access-modal{position:fixed;inset:0;z-index:12000;display:grid;place-items:center;padding:20px}.lc-access-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.64);backdrop-filter:blur(7px);-webkit-backdrop-filter:blur(7px)}.lc-access-dialog{position:relative;width:min(100%,520px);padding:34px;border-top:3px solid var(--ap-red,#d71920);background:#fff;box-shadow:0 28px 90px rgba(0,0,0,.32)}.lc-access-close{position:absolute;right:15px;top:12px;width:38px;height:38px;border:0;background:transparent;color:#111;font-size:29px;line-height:1;cursor:pointer}.lc-access-kicker{margin:0 0 13px;color:var(--ap-red,#d71920);font-size:10px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.lc-access-dialog h2{margin:0;color:#111;font-size:30px;line-height:1.1;letter-spacing:-.035em}.lc-access-dialog>p:not(.lc-access-kicker):not(.lc-access-help){margin:16px 0 22px;color:#5f5f5f;font-size:13px;line-height:1.65}.lc-access-dialog form{display:grid;gap:10px}.lc-access-dialog label{color:#111;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.lc-access-dialog input{width:100%;height:50px;border:1px solid #bbb;background:#fff;padding:0 14px;color:#111;font:inherit;font-size:16px;font-weight:700;letter-spacing:.055em;text-transform:uppercase;outline:0}.lc-access-dialog input:focus{border-color:#111;box-shadow:0 0 0 1px #111}.lc-access-message{min-height:20px;margin:0;color:#a3152b;font-size:12px;line-height:1.5}.lc-access-dialog .lc-primary{min-height:50px;border:1px solid #111;background:#111;color:#fff;font:inherit;font-size:12px;font-weight:800;letter-spacing:.08em;cursor:pointer}.lc-access-dialog .lc-primary:hover{border-color:var(--ap-red,#d71920);background:var(--ap-red,#d71920)}.lc-access-dialog .lc-primary:disabled{cursor:wait;opacity:.55}.lc-access-help{margin:18px 0 0;color:#777;font-size:11px;line-height:1.5}
body.lc-official-open{overflow:hidden}.lc-official-modal[hidden]{display:none!important}.lc-official-modal{position:fixed;inset:0;z-index:11900;display:grid;place-items:center;padding:24px}.lc-official-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.lc-official-dialog{position:relative;width:min(1180px,100%);height:min(820px,calc(100vh - 48px));display:grid;grid-template-rows:auto auto auto 1fr auto;overflow:hidden;border-radius:8px;background:#f7f7f7;box-shadow:0 34px 110px rgba(0,0,0,.4)}.lc-official-header{min-height:0!important;display:flex;align-items:center;justify-content:space-between;padding:22px 26px!important;border-bottom:1px solid #ddd!important;background:#fff}.lc-official-header p{margin:0 0 5px!important;color:var(--ap-red,#d71920)!important;font-size:8px!important;font-weight:850!important;letter-spacing:.16em!important}.lc-official-header h2{margin:0;color:#111;font-size:25px;line-height:1.08;letter-spacing:-.035em}.lc-official-header button{width:40px;height:40px;border:0;background:#f2f2f2;color:#111;font-size:27px;line-height:1;cursor:pointer}.lc-official-tools{display:grid;gap:12px;padding:16px 26px;border-bottom:1px solid #ddd;background:#fff}.lc-official-tools input{width:100%;height:43px;border:1px solid #cfcfcf;border-radius:4px;padding:0 13px;background:#fafafa;color:#111;font:inherit;font-size:12px;outline:0}.lc-official-tools input:focus{border-color:#111;background:#fff}.lc-official-categories{display:flex;gap:7px;overflow:auto;padding-bottom:2px}.lc-official-categories button{flex:0 0 auto;min-height:31px;padding:0 11px;border:1px solid #ccc;border-radius:999px;background:#fff;color:#333;font:inherit;font-size:8px;font-weight:780;letter-spacing:.035em;cursor:pointer}.lc-official-categories button.is-active{border-color:#111;background:#111;color:#fff}.lc-official-status{padding:16px 26px;color:#555;font-size:12px}.lc-official-status[hidden]{display:none}.lc-official-status.is-error{color:#a3152b}.lc-official-results{min-height:0;display:grid;align-content:start;grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:max-content;gap:12px;padding:18px 26px;overflow:auto}.lc-official-series{height:max-content;align-self:start;overflow:hidden;border:1px solid #ddd;border-radius:7px;background:#fff}.lc-official-series>header{min-height:0!important;display:flex;align-items:flex-end;justify-content:space-between;gap:12px;padding:13px 15px!important;border-bottom:1px solid #e4e4e4!important;background:#fafafa}.lc-official-series>header span{display:block;margin-bottom:3px;color:var(--ap-red,#d71920);font-size:7px;font-weight:820;letter-spacing:.1em;text-transform:uppercase}.lc-official-series>header h3{margin:0;color:#111;font-size:15px;letter-spacing:-.015em}.lc-official-series>header small{color:#777;font-size:8px}.lc-official-variant{display:grid;grid-template-columns:70px minmax(0,1fr);gap:12px;padding:12px 14px;border-bottom:1px solid #eee}.lc-official-variant:last-child{border-bottom:0}.lc-official-variant>img,.lc-official-placeholder{width:70px;height:70px;display:grid;place-items:center;border-radius:4px;background:#f1f1f1;object-fit:cover;color:#aaa;font-size:10px;font-weight:800}.lc-official-variant-copy{min-width:0;display:grid;align-content:start;gap:4px}.lc-official-variant-copy>strong{overflow:hidden;color:#111;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.lc-official-variant-copy>small{overflow:hidden;color:#777;font-size:8px;text-overflow:ellipsis;white-space:nowrap}.lc-official-options{display:flex;gap:5px;flex-wrap:wrap;margin-top:5px}.lc-official-option{display:grid;gap:2px;min-height:36px;padding:5px 8px;border:1px solid #bbb;border-radius:4px;background:#fff;color:#111;text-align:left;cursor:pointer}.lc-official-option strong{font-size:8px;font-weight:820}.lc-official-option small{color:#777;font-size:7px}.lc-official-option:hover{border-color:var(--ap-red,#d71920);background:#fff7f7;color:var(--ap-red,#d71920)}.lc-official-dialog>footer{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 26px;border-top:1px solid #ddd;background:#fff;color:#555;font-size:9px}.lc-official-dialog>footer span{font-weight:750}.lc-official-dialog>footer small{color:#888;font-size:8px;text-align:right}
@keyframes lcSpin{to{transform:rotate(360deg)}}
@media(max-width:1180px){
  .lighting-calculator-shell{grid-template-columns:minmax(280px,.9fr) minmax(0,1.1fr)}
  .lighting-calculator-panel:last-child{grid-column:1/-1;min-height:0}
  .lc-layout-preview,.lc-room-svg{min-height:500px}
}
@media(max-width:760px){
  .lighting-calculator-shell{grid-template-columns:1fr;margin-top:28px}
  .lighting-calculator-panel,.lighting-calculator-panel:last-child{grid-column:auto;min-height:0}
  .lighting-calculator-panel header{min-height:0;padding:21px 18px 19px}
  .lighting-calculator-body{padding:16px}
  .lc-form-grid{grid-template-columns:1fr}
  .lc-canvas-toolbar{align-items:flex-start;flex-direction:column}
  .lc-layout-tools{display:grid;grid-template-columns:1fr;width:100%}
  .lc-layout-tools button,.lc-actions button,.lc-tabs button,.lc-segmented button{width:100%;justify-content:center}
  .lc-tabs,.lc-segmented,.lc-actions{display:grid;grid-template-columns:1fr;width:100%}
  .lc-quick-grid{display:grid;grid-template-columns:repeat(3,1fr)}
  .lc-layout-preview,.lc-room-svg{min-height:360px}
  .lc-heatmap-card{min-height:358px;padding:14px 12px 16px}
  .lc-heatmap-visual{grid-template-columns:minmax(0,1fr) 48px;gap:9px}
  .lc-heat-legend-scale{grid-template-columns:10px minmax(22px,1fr);gap:5px;height:210px}
  .lc-heat-legend-bar{width:10px}
  .lc-heat-legend-ticks{font-size:8px}
  .lc-heat-label-option{order:3;margin-left:0;width:100%}
  .lc-info div,.lc-results div{grid-template-columns:1fr;gap:4px}
  .lc-info-compact div{grid-template-columns:1fr;gap:4px}
  .lc-access-dialog{padding:28px 22px}.lc-access-dialog h2{font-size:25px}
  .lc-official-modal{padding:0}.lc-official-dialog{width:100%;height:100vh;border-radius:0}.lc-official-header{padding:18px!important}.lc-official-header h2{font-size:20px}.lc-official-tools{padding:13px 18px}.lc-official-results{grid-template-columns:1fr;padding:14px 18px}.lc-official-dialog>footer{align-items:flex-start;flex-direction:column;padding:12px 18px}.lc-official-dialog>footer small{text-align:left}.lc-official-variant{grid-template-columns:58px minmax(0,1fr)}.lc-official-variant>img,.lc-official-placeholder{width:58px;height:58px}
}

/* Professional lighting workbench — visual layer only. */
.lighting-calculator-page{padding-top:0}
.lc-workbench-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;padding:26px 0 20px;border-bottom:1px solid #e3e3e3}
.lc-workbench-intro .ap-kicker{margin:0 0 7px;color:var(--ap-red,#d71920);font-size:9px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
.lc-workbench-intro h1{margin:0;color:#111;font-size:clamp(24px,2.4vw,38px);line-height:1.04;letter-spacing:-.045em}
.lc-workbench-intro>p{max-width:500px;margin:0;color:#666;font-size:12px;line-height:1.6}
.lc-summary-strip{display:grid;grid-template-columns:minmax(350px,1.15fr) minmax(640px,2fr);margin-top:18px;border:1px solid #dedede;border-radius:8px;background:#fff;overflow:hidden}
.lc-summary-file{min-width:0;display:grid;grid-template-columns:48px minmax(0,1fr) auto;align-items:center;gap:13px;padding:13px 15px;border-right:1px solid #e1e1e1}
.lc-summary-file-copy{min-width:0;display:grid;gap:2px}
.lc-summary-file-copy strong{overflow:hidden;color:#111;font-size:14px;font-weight:760;text-overflow:ellipsis;white-space:nowrap}
.lc-summary-file-copy span{color:#555;font-size:10px}
.lc-summary-file-copy small{overflow:hidden;color:#888;font-size:9px;text-overflow:ellipsis;white-space:nowrap}
.lc-summary-file button{min-height:34px;padding:0 12px;border:1px solid #bbb;border-radius:4px;background:#fff;color:#111;font:inherit;font-size:9px;font-weight:800;letter-spacing:.06em;cursor:pointer}
.lc-summary-file button:hover{border-color:#111;background:#111;color:#fff}
.lc-summary-icon{display:grid;width:38px;height:38px;place-items:center;border:1px solid #e0e0e0;border-radius:50%;background:#fafafa;color:#111}
.lc-summary-icon svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.45;stroke-linecap:round;stroke-linejoin:round}
.lc-summary-file-icon{width:42px;height:52px;border:0;border-radius:0;background:transparent}
.lc-summary-file-icon svg{width:38px;height:48px;stroke-width:1.2}
.lc-summary-metrics{min-width:0;display:grid;grid-template-columns:repeat(5,minmax(108px,1fr));align-items:center}
.lc-summary-metric{min-width:0;display:flex;align-items:center;gap:10px;padding:12px 14px;border-right:1px solid #e5e5e5}
.lc-summary-metric:last-child{border-right:0}
.lc-summary-metric>div{min-width:0;display:grid;gap:1px}
.lc-summary-metric strong{overflow:hidden;color:#111;font-size:18px;line-height:1.05;font-weight:760;letter-spacing:-.025em;text-overflow:ellipsis;white-space:nowrap}
.lc-summary-metric small{color:#666;font-size:9px;white-space:nowrap}
.lc-summary-assessment strong{color:#555;font-size:12px;letter-spacing:0}
.lc-summary-assessment.is-ok .lc-summary-icon,.lc-summary-assessment.is-ok strong{color:#18863a}
.lc-summary-assessment.is-close .lc-summary-icon,.lc-summary-assessment.is-close strong{color:#8a6700}
.lc-summary-assessment.is-low .lc-summary-icon,.lc-summary-assessment.is-low strong{color:#a3152b}
.lighting-calculator-shell{grid-template-columns:minmax(300px,330px) minmax(500px,1fr) minmax(270px,300px);gap:10px;margin-top:12px;border:0;background:transparent}
.lighting-calculator-panel{border:1px solid #dedede;border-radius:8px;background:#fff;overflow:hidden}
.lighting-calculator-panel>.lc-panel-heading{min-height:55px;display:flex;align-items:center;gap:10px;padding:14px 15px;border-bottom:1px solid #e3e3e3}
.lighting-calculator-panel>.lc-panel-heading h2{font-size:12px;letter-spacing:.055em}
.lc-step-badge{display:inline-grid;flex:0 0 22px;width:22px;height:22px;place-items:center;border-radius:50%;background:var(--ap-red,#d71920);color:#fff;font-size:10px;font-weight:800}
.lighting-calculator-body{padding:12px;gap:10px}
.lc-canvas-body{padding:12px;gap:10px}
.lc-group-card{gap:10px;padding:12px;border:1px solid #e2e2e2;border-radius:6px;background:#fff}
.lc-group-card:last-of-type{border-bottom:1px solid #e2e2e2}
.lc-group h3{display:flex;align-items:center;gap:8px;font-size:10px;letter-spacing:.035em;text-transform:none}
.lc-group-icon{display:inline-grid;width:21px;height:21px;place-items:center;color:#111}
.lc-group-icon svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.45;stroke-linecap:round;stroke-linejoin:round}
.lc-upload{border-radius:4px}
.lc-upload label{min-height:86px;padding:14px}
.lc-upload strong{font-size:14px}
.lc-upload span{font-size:10px}
.lc-filebar{border-radius:4px}
.lc-info-primary{grid-template-columns:repeat(3,minmax(0,1fr));border-top:0;gap:7px}
.lc-info-primary div{display:grid;grid-template-columns:1fr;gap:3px;padding:7px;border:1px solid #e4e4e4;border-radius:4px}
.lc-info-primary dt{font-size:8px;letter-spacing:.06em}
.lc-info-primary dd{font-size:11px}
.lc-row-actions button,.lc-actions button,.lc-layout-tools button,.lc-tabs button,.lc-segmented button,.lc-quick-grid button{min-height:34px;border-color:#bbb;border-radius:4px;padding:0 10px;font-size:9px;letter-spacing:.035em}
.lc-form-grid{gap:8px}
.lc-group-room .lc-form-grid,.lc-group-grid .lc-form-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.lc-form-grid label{gap:4px;font-size:8px;letter-spacing:.045em}
.lc-form-grid input{height:34px;padding:0 8px;border-radius:4px;font-size:11px}
.lc-effective{padding:7px 0;font-size:9px;letter-spacing:.04em}
.lc-effective strong,.lc-effective span{font-size:11px}
.lc-actions{display:grid;grid-template-columns:minmax(0,1fr) auto auto;margin-top:2px}
.lc-actions .lc-primary{min-width:0}
.lc-canvas-toolbar{min-height:40px;padding:0 4px}
.lc-tabs{gap:0}
.lc-tabs button{min-width:76px;border-radius:0;border-right:0}
.lc-tabs button:first-child{border-radius:4px 0 0 4px}
.lc-tabs button:last-child{border-right:1px solid #bbb;border-radius:0 4px 4px 0}
.lc-layout-state{order:-1;min-height:34px;display:inline-flex;align-items:center;padding:0 10px;border-radius:4px;font-size:9px;letter-spacing:.05em}
.lc-layout-state:before{content:'✓';display:inline-grid;width:16px;height:16px;margin-right:6px;place-items:center;border:1px solid #199143;border-radius:50%;color:#199143;font-size:9px}
.lc-layout-state.is-custom:before{border-color:#fff;color:#fff}
.lc-layout-tools{padding:8px;border:1px solid #e5e5e5;border-radius:5px;background:#fafafa}
.lc-layout-preview{min-height:520px;border-radius:6px;background:#fff}
.lc-room-svg{min-height:520px}
.lc-heatmap-card{min-height:518px}
.lc-hover-readout{font-size:10px}
.lc-layout-meta{padding-top:7px;border-top:1px solid #eee;font-size:10px}
.lc-result-hero{display:grid;grid-template-columns:1fr auto;align-items:end;gap:6px;padding:13px;border:1px solid #e3e3e3;border-radius:6px}
.lc-result-hero>span{grid-column:1/-1;color:#333;font-size:10px;font-weight:750}
.lc-result-hero>strong{color:#111;font-size:34px;line-height:1;font-weight:780;letter-spacing:-.045em}
.lc-result-hero .lc-status{min-height:29px;padding:0 8px;border:0;border-radius:4px;background:#f3f3f3;font-size:8px;letter-spacing:.04em}
.lc-result-hero .lc-status.is-ok{background:#e9f7ec;color:#18863a}
.lc-result-hero .lc-status.is-close{background:#fff8df;color:#765500}
.lc-result-hero .lc-status.is-low{background:#fff0f1;color:#a3152b}
.lc-status-detail{margin:0;padding:0 2px;font-size:10px}
.lc-results{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;border-top:0}
.lc-results div{display:grid;grid-template-columns:1fr;gap:5px;padding:9px;border:1px solid #e3e3e3;border-radius:5px}
.lc-results dt{font-size:8px;letter-spacing:.04em}
.lc-results dd{font-size:12px;font-weight:720}
.lc-result-mini{display:grid;gap:8px;padding:10px;border:1px solid #e3e3e3;border-radius:6px}
.lc-result-mini[hidden]{display:none}
.lighting-calculator-panel .lc-result-mini>header{min-height:0;display:flex;align-items:center;justify-content:space-between;padding:0;border:0}
.lc-result-mini header strong{font-size:10px}
.lc-result-mini header span,.lc-result-mini header svg{display:block;width:17px;height:17px}
.lc-result-mini header svg{fill:none;stroke:#555;stroke-width:1.6}
.lc-mini-heatmap-svg{display:block;width:100%;height:auto;border-radius:5px}
.lc-mini-heatmap-svg .lc-room-border{fill:none;stroke:rgba(17,17,17,.3);stroke-width:1}
.lc-mini-heatmap-svg .lc-room-luminaire{pointer-events:none}
.lc-report-actions{display:grid;grid-template-columns:1fr;gap:7px}
.lc-report-branding{display:flex;min-height:34px;align-items:center;gap:8px;border:1px solid #ddd;border-radius:4px;padding:0 10px;background:#fafafa;color:#444;font-size:8px;font-weight:800;letter-spacing:.045em;cursor:pointer}
.lc-report-branding input{width:14px;height:14px;margin:0;accent-color:var(--ap-red,#d71920)}
.lc-report-actions button{min-height:38px;border:1px solid #111;border-radius:4px;background:#fff;color:#111;font:inherit;font-size:9px;font-weight:800;letter-spacing:.045em;cursor:pointer}
.lc-report-actions button:hover{background:#111;color:#fff}
.lc-report-actions button:disabled{cursor:not-allowed;border-color:#ddd;background:#f7f7f7;color:#aaa}
.lc-quote-button{display:flex;min-height:40px;align-items:center;justify-content:center;border-radius:4px;background:#111;color:#fff!important;font-size:10px;font-weight:800;letter-spacing:.06em;text-decoration:none}
.lc-quote-button:hover{background:var(--ap-red,#d71920)}
.lc-note{font-size:9px;line-height:1.5}

@media(max-width:1320px){
  .lc-summary-strip{grid-template-columns:minmax(320px,.9fr) minmax(0,1.6fr)}
  .lc-summary-metric{gap:7px;padding:10px 8px}
  .lc-summary-icon{width:32px;height:32px}
  .lc-summary-icon svg{width:18px;height:18px}
  .lc-summary-metric strong{font-size:15px}
  .lighting-calculator-shell{grid-template-columns:minmax(285px,310px) minmax(440px,1fr) minmax(250px,280px)}
}
@media(max-width:1180px){
  .lc-summary-strip{grid-template-columns:1fr}
  .lc-summary-file{border-right:0;border-bottom:1px solid #e1e1e1}
  .lighting-calculator-shell{grid-template-columns:minmax(280px,.85fr) minmax(0,1.15fr)}
  .lighting-calculator-panel:last-child{grid-column:1/-1}
  .lighting-calculator-panel:last-child .lighting-calculator-body{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
  .lighting-calculator-panel:last-child .lc-result-hero,.lighting-calculator-panel:last-child .lc-status-detail,.lighting-calculator-panel:last-child .lc-loading,.lighting-calculator-panel:last-child .lc-note{grid-column:1/-1}
}
@media(max-width:760px){
  .lc-workbench-intro{align-items:flex-start;flex-direction:column;gap:10px;padding:20px 0 16px}
  .lc-workbench-intro>p{font-size:11px}
  .lc-summary-file{grid-template-columns:42px minmax(0,1fr)}
  .lc-summary-file button{grid-column:1/-1;width:100%}
  .lc-summary-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lc-summary-metric{border-bottom:1px solid #e5e5e5}
  .lc-summary-metric:nth-child(2n){border-right:0}
  .lc-summary-assessment{grid-column:1/-1;border-bottom:0}
  .lighting-calculator-shell{grid-template-columns:1fr}
  .lighting-calculator-panel,.lighting-calculator-panel:last-child{grid-column:auto}
  .lighting-calculator-panel:last-child .lighting-calculator-body{display:flex}
  .lc-group-room .lc-form-grid,.lc-group-grid .lc-form-grid{grid-template-columns:1fr}
  .lc-info-primary{grid-template-columns:1fr}
  .lc-canvas-toolbar{align-items:stretch;flex-direction:column}
  .lc-layout-state{order:0;justify-content:center}
  .lc-tabs{display:grid;grid-template-columns:repeat(3,1fr)}
  .lc-tabs button{width:auto;min-width:0;border-right:0}
  .lc-tabs button:last-child{border-right:1px solid #bbb}
  .lc-layout-tools{grid-template-columns:1fr}
  .lc-layout-preview,.lc-room-svg{min-height:360px}
  .lc-heatmap-card{min-height:358px}
  .lc-results{grid-template-columns:1fr}
  .lc-result-hero>strong{font-size:30px}
}