#js-tool-container-timber-floor-beam-calculator .tfb-app { display: flex; flex-direction: column; gap: 16px; color: var(--text-primary); }
#js-tool-container-timber-floor-beam-calculator .tbcalc-fieldset { border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 14px 16px 16px; margin: 0 0 14px; }
#js-tool-container-timber-floor-beam-calculator .tbcalc-fieldset:last-child { margin-bottom: 0; }
#js-tool-container-timber-floor-beam-calculator .tbcalc-legend { padding: 0 6px; font-weight: 600; font-size: 0.95rem; color: var(--text-secondary); }
#js-tool-container-timber-floor-beam-calculator .tbcalc-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px 18px; }
#js-tool-container-timber-floor-beam-calculator .tbcalc-field { display: flex; flex-direction: column; gap: 6px; }
#js-tool-container-timber-floor-beam-calculator .tbcalc-hint { font-size: 0.8rem; line-height: 1.35; color: var(--text-muted); }
#js-tool-container-timber-floor-beam-calculator .tbcalc-status { border: 1px solid var(--border-color); border-left: 4px solid var(--accent-primary); border-radius: var(--radius-sm); padding: 10px 14px; font-size: 0.9rem; line-height: 1.4; color: var(--text-secondary); }
#js-tool-container-timber-floor-beam-calculator .tbcalc-status.warn { border-left-color: var(--warning); background: var(--warning-light); color: var(--text-primary); }
#js-tool-container-timber-floor-beam-calculator .tbcalc-status.danger { border-left-color: var(--danger); background: var(--danger-light); color: var(--text-primary); }
#js-tool-container-timber-floor-beam-calculator .tfb-outcome { display: flex; flex-direction: column; gap: 18px; }
#js-tool-container-timber-floor-beam-calculator .tbcalc-unit { font-size: 1rem; color: var(--text-secondary); }
#js-tool-container-timber-floor-beam-calculator .tb-chip { padding: 3px 10px; border-radius: 999px; background: var(--bg-secondary); border: 1px solid var(--border-color); font-size: 0.78rem; color: var(--text-secondary); }

#js-tool-container-timber-floor-beam-calculator .tfb-stamp { position: relative; border: 1px solid var(--border-color); border-radius: var(--radius-md); background: var(--bg-secondary); padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 12px; }
#js-tool-container-timber-floor-beam-calculator .tfb-stamp-kicker { font-size: 0.82rem; color: var(--text-secondary); }
#js-tool-container-timber-floor-beam-calculator .tfb-stamp-value-row { display: flex; align-items: baseline; gap: 10px; }
#js-tool-container-timber-floor-beam-calculator .tfb-stamp-value { font-size: clamp(2rem, 5.4vw, 2.9rem); font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }
#js-tool-container-timber-floor-beam-calculator .tfb-stamp-unit { font-size: 1.05rem; color: var(--text-secondary); }
#js-tool-container-timber-floor-beam-calculator .tfb-stamp-cells { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border-color); border: 1px solid var(--border-color); border-radius: var(--radius-sm); overflow: hidden; }
#js-tool-container-timber-floor-beam-calculator .tfb-stamp-cell { background: var(--bg-primary); padding: 8px 12px; display: flex; flex-direction: column; gap: 2px; }
#js-tool-container-timber-floor-beam-calculator .tfb-stamp-cell-label { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.02em; }
#js-tool-container-timber-floor-beam-calculator .tfb-stamp-cell-value { font-size: 0.94rem; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#js-tool-container-timber-floor-beam-calculator .tfb-stamp-note { margin: 0; font-size: 0.86rem; color: var(--text-secondary); line-height: 1.45; max-width: 62ch; }

#js-tool-container-timber-floor-beam-calculator .tfb-drawing { border: 1px solid var(--border-color); border-radius: var(--radius-md); background: var(--bg-primary); padding: 14px 16px 12px; display: flex; flex-direction: column; gap: 8px; }
#js-tool-container-timber-floor-beam-calculator .tfb-drawing-svg { width: 100%; height: auto; display: block; }
#js-tool-container-timber-floor-beam-calculator .tfb-beam-line { stroke: var(--text-primary); stroke-width: 3; }
#js-tool-container-timber-floor-beam-calculator .tfb-support { fill: var(--bg-secondary); stroke: var(--text-primary); stroke-width: 1.5; }
#js-tool-container-timber-floor-beam-calculator .tfb-hatch { stroke: var(--text-muted); stroke-width: 6; stroke-dasharray: 3 3; }
#js-tool-container-timber-floor-beam-calculator .tfb-dim-line { stroke: var(--text-muted); stroke-width: 1; }
#js-tool-container-timber-floor-beam-calculator .tfb-dim-tick { stroke: var(--text-muted); stroke-width: 1; }
#js-tool-container-timber-floor-beam-calculator .tfb-dim-text { fill: var(--text-secondary); font-size: 11px; font-family: var(--font-sans); }
#js-tool-container-timber-floor-beam-calculator .tfb-load-arrow-line { stroke: var(--accent-primary); stroke-width: 1.6; }
#js-tool-container-timber-floor-beam-calculator .tfb-load-arrow-head { fill: var(--accent-primary); }
#js-tool-container-timber-floor-beam-calculator .tfb-deflection-curve { fill: none; stroke: var(--danger); stroke-width: 1.6; stroke-dasharray: 4 3; transition: d 0.2s ease; }
#js-tool-container-timber-floor-beam-calculator .tfb-drawing-legend { display: flex; flex-wrap: wrap; gap: 14px; font-size: 0.76rem; color: var(--text-secondary); }
#js-tool-container-timber-floor-beam-calculator .tfb-legend-item { display: inline-flex; align-items: center; gap: 6px; }
#js-tool-container-timber-floor-beam-calculator .tfb-legend-swatch { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }
#js-tool-container-timber-floor-beam-calculator .tfb-legend-load { background: var(--accent-primary); }
#js-tool-container-timber-floor-beam-calculator .tfb-legend-deflection { background: var(--danger); }

#js-tool-container-timber-floor-beam-calculator .tfb-criteria { display: flex; flex-direction: column; gap: 14px; }
#js-tool-container-timber-floor-beam-calculator .tfb-criteria-row { display: flex; flex-direction: column; gap: 6px; }
#js-tool-container-timber-floor-beam-calculator .tfb-criteria-head { display: flex; justify-content: space-between; font-size: 0.82rem; color: var(--text-secondary); }
#js-tool-container-timber-floor-beam-calculator .tfb-criteria-value { font-weight: 700; color: var(--text-primary); font-variant-numeric: tabular-nums; }
#js-tool-container-timber-floor-beam-calculator .tfb-criteria-track { position: relative; height: 10px; border-radius: 999px; background: repeating-linear-gradient(90deg, var(--border-color) 0 1px, transparent 1px 25%); border: 1px solid var(--border-color); overflow: hidden; }
#js-tool-container-timber-floor-beam-calculator .tfb-criteria-fill { position: absolute; inset: 0 auto 0 0; width: 0%; border-radius: 999px; background: var(--accent-primary); transition: width 0.2s ease, background 0.2s ease; }
#js-tool-container-timber-floor-beam-calculator .tfb-criteria-fill.is-warn { background: var(--warning); }
#js-tool-container-timber-floor-beam-calculator .tfb-criteria-fill.is-danger { background: var(--danger); }

#js-tool-container-timber-floor-beam-calculator .tb-ledger { display: flex; flex-direction: column; gap: 8px; }
#js-tool-container-timber-floor-beam-calculator .tb-ledger-row { display: flex; justify-content: space-between; gap: 10px; padding: 9px 12px; border: 1px solid var(--border-color); border-radius: var(--radius-sm); font-size: 0.88rem; font-variant-numeric: tabular-nums; }
#js-tool-container-timber-floor-beam-calculator .tb-ledger-row span:first-child { color: var(--text-secondary); }
#js-tool-container-timber-floor-beam-calculator .tb-ledger-row span:last-child { font-weight: 650; text-align: right; }
#js-tool-container-timber-floor-beam-calculator .tfb-limits-note { margin: 12px 0 0; font-size: 0.82rem; line-height: 1.45; color: var(--text-muted); }
@media (max-width: 640px) {
  #js-tool-container-timber-floor-beam-calculator .tfb-app { gap: 12px; }
  #js-tool-container-timber-floor-beam-calculator .tbcalc-grid-3 { grid-template-columns: 1fr; }
  #js-tool-container-timber-floor-beam-calculator .tfb-stamp-cells { grid-template-columns: 1fr; }
  #js-tool-container-timber-floor-beam-calculator .tfb-stamp-cell-label { letter-spacing: 0; font-size: 0.7rem; }
  #js-tool-container-timber-floor-beam-calculator .tfb-stamp-cell { padding: 8px 10px; }
}