#js-tool-container-beam-selection-calculator .bsb-app { display: flex; flex-direction: column; gap: 22px; color: var(--text-primary); }
#js-tool-container-beam-selection-calculator .tbcalc-fieldset { border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 16px 18px 18px; margin: 0 0 14px; }
#js-tool-container-beam-selection-calculator .tbcalc-legend { padding: 0 6px; font-weight: 600; font-size: 0.95rem; color: var(--text-secondary); }
#js-tool-container-beam-selection-calculator .tbcalc-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 20px; }
#js-tool-container-beam-selection-calculator .tbcalc-field { display: flex; flex-direction: column; gap: 6px; }
#js-tool-container-beam-selection-calculator .tbcalc-hint { font-size: 0.82rem; line-height: 1.35; color: var(--text-muted); }
#js-tool-container-beam-selection-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); min-height: 42px; }
#js-tool-container-beam-selection-calculator .tbcalc-status.warn { border-left-color: var(--warning); background: var(--warning-light); color: var(--text-primary); }
#js-tool-container-beam-selection-calculator .tbcalc-status.danger { border-left-color: var(--danger); background: var(--danger-light); color: var(--text-primary); }
#js-tool-container-beam-selection-calculator * { box-sizing: border-box; }
#js-tool-container-beam-selection-calculator .tbcalc-fieldset:last-child { margin-bottom: 0; }
#js-tool-container-beam-selection-calculator .bsb-outcome { display: flex; flex-direction: column; gap: 16px; }
#js-tool-container-beam-selection-calculator .bsb-sheet { display: grid; grid-template-columns: 1fr; gap: 16px; border: 1px solid var(--border-color); background: var(--bg-secondary); border-radius: var(--radius-md); padding: 18px 20px; min-height: 152px; }
@media (min-width: 720px) { #js-tool-container-beam-selection-calculator .bsb-sheet { grid-template-columns: 168px 1fr; gap: 22px; } }
#js-tool-container-beam-selection-calculator .bsb-draw { display: flex; align-items: center; gap: 14px; min-height: 116px; }
#js-tool-container-beam-selection-calculator .bsb-xsec { position: relative; width: 92px; height: 92px; flex: none; border: 1px dashed var(--border-color); }
#js-tool-container-beam-selection-calculator .bsb-xs-flange { position: absolute; left: 18%; right: 18%; height: 9px; background: var(--text-primary); }
#js-tool-container-beam-selection-calculator .bsb-xs-top { top: 12px; }
#js-tool-container-beam-selection-calculator .bsb-xs-bot { bottom: 12px; }
#js-tool-container-beam-selection-calculator .bsb-xs-web { position: absolute; left: calc(50% - 6px); right: calc(50% - 6px); top: 12px; bottom: 12px; background: var(--text-primary); }
#js-tool-container-beam-selection-calculator .bsb-outcome.is-wood .bsb-xs-flange, #js-tool-container-beam-selection-calculator .bsb-outcome.is-wood .bsb-xs-web { left: 16%; right: 16%; }
#js-tool-container-beam-selection-calculator .bsb-dims { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
#js-tool-container-beam-selection-calculator .bsb-dim { display: inline-flex; align-items: center; font-size: 0.8rem; color: var(--text-muted); font-variant-numeric: tabular-nums; }
#js-tool-container-beam-selection-calculator .bsb-dim::before { content: ""; flex: none; width: 16px; height: 1px; background: var(--text-muted); margin-right: 7px; }
#js-tool-container-beam-selection-calculator .bsb-dim-v::before { width: 1px; height: 16px; }
#js-tool-container-beam-selection-calculator .bsb-data { display: flex; flex-direction: column; gap: 12px; justify-content: center; min-width: 0; }
#js-tool-container-beam-selection-calculator .bsb-stamp { border: 1px solid var(--text-secondary); background: var(--bg-secondary); padding: 10px 14px 12px; display: flex; flex-direction: column; gap: 2px; min-height: 88px; }
#js-tool-container-beam-selection-calculator .bsb-stamp-kicker { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.09em; color: var(--text-muted); }
#js-tool-container-beam-selection-calculator .bsb-stamp-value { font-size: clamp(1.65rem, 4.5vw, 2.15rem); font-weight: 700; line-height: 1.05; color: var(--text-primary); font-variant-numeric: tabular-nums; }
#js-tool-container-beam-selection-calculator .bsb-stamp-kind { font-size: 0.88rem; color: var(--text-secondary); }
#js-tool-container-beam-selection-calculator .bsb-sheet-note { margin: 0; font-size: 0.86rem; line-height: 1.45; color: var(--text-secondary); }
#js-tool-container-beam-selection-calculator .bsb-crit { border: 1px solid var(--border-color); background: var(--bg-secondary); border-radius: var(--radius-md); padding: 14px 18px 9px; display: flex; flex-direction: column; gap: 12px; }
#js-tool-container-beam-selection-calculator .bsb-crit-row { display: flex; flex-direction: column; gap: 6px; }
#js-tool-container-beam-selection-calculator .bsb-crit-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
#js-tool-container-beam-selection-calculator .bsb-crit-label { font-size: 0.84rem; color: var(--text-secondary); }
#js-tool-container-beam-selection-calculator .bsb-crit-value { font-size: 1.02rem; font-weight: 650; color: var(--text-primary); font-variant-numeric: tabular-nums; }
#js-tool-container-beam-selection-calculator .bsb-crit-track { position: relative; height: 10px; background: var(--bg-tertiary); border: 1px solid var(--border-color); }
#js-tool-container-beam-selection-calculator .bsb-crit-track::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(90deg, transparent 0 calc(25% - 1px), var(--border-color) calc(25% - 1px) 25%); }
#js-tool-container-beam-selection-calculator .bsb-crit-bar { position: absolute; top: 0; bottom: 0; left: 0; width: 24%; background: var(--accent-primary); transition: width 160ms ease-out; }
#js-tool-container-beam-selection-calculator .bsb-crit-bar-hi { background: var(--warning); }
#js-tool-container-beam-selection-calculator .bsb-outcome.is-wood .bsb-crit-bar { background: var(--warning); }
#js-tool-container-beam-selection-calculator .bsb-outcome.is-wood .bsb-crit-bar-hi { background: var(--danger); }
#js-tool-container-beam-selection-calculator .bsb-crit-scale { display: flex; justify-content: space-between; font-size: 0.68rem; color: var(--text-muted); font-variant-numeric: tabular-nums; }
#js-tool-container-beam-selection-calculator .bsb-tblock { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border-color); border: 1px solid var(--border-color); border-radius: var(--radius-md); overflow: hidden; }
@media (min-width: 720px) { #js-tool-container-beam-selection-calculator .bsb-tblock { grid-template-columns: repeat(3, 1fr); } }
#js-tool-container-beam-selection-calculator .bsb-tb-cell { background: var(--bg-secondary); display: flex; flex-direction: column; gap: 3px; padding: 9px 14px; min-height: 48px; }
#js-tool-container-beam-selection-calculator .bsb-tb-label { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); }
#js-tool-container-beam-selection-calculator .bsb-tb-num { font-size: 1.02rem; font-weight: 650; color: var(--text-primary); font-variant-numeric: tabular-nums; }
#js-tool-container-beam-selection-calculator .bsb-preview { display: flex; flex-direction: column; gap: 12px; }
#js-tool-container-beam-selection-calculator .bsb-canvas-wrap { position: relative; width: 100%; border: 1px solid var(--border-color); border-radius: var(--radius-md); background: var(--bg-secondary); }
#js-tool-container-beam-selection-calculator .bsb-canvas-wrap canvas { display: block; width: 100%; height: 100%; }
#js-tool-container-beam-selection-calculator .bsb-canvas-desc { margin: 0; font-size: 0.84rem; color: var(--text-muted); }
#js-tool-container-beam-selection-calculator .bsb-legend { display: flex; flex-wrap: wrap; gap: 14px; margin: 0; padding: 0; list-style: none; font-size: 0.84rem; color: var(--text-secondary); }
#js-tool-container-beam-selection-calculator .bsb-legend-item { display: flex; align-items: center; gap: 7px; }
#js-tool-container-beam-selection-calculator .bsb-legend-swatch { width: 14px; height: 4px; border-radius: 2px; display: inline-block; }
#js-tool-container-beam-selection-calculator .bsb-ls-beam { background: var(--text-primary); }
#js-tool-container-beam-selection-calculator .bsb-ls-curve { background: var(--accent-primary); }
#js-tool-container-beam-selection-calculator .bsb-ls-support { background: var(--text-muted); }
#js-tool-container-beam-selection-calculator .bsb-ls-load { background: var(--warning); }
#js-tool-container-beam-selection-calculator .bsb-details { display: flex; flex-direction: column; gap: 12px; }
#js-tool-container-beam-selection-calculator .tbcalc-table-wrap { overflow-x: auto; border: 1px solid var(--border-color); border-radius: var(--radius-md); }
#js-tool-container-beam-selection-calculator .tbcalc-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; font-variant-numeric: tabular-nums; }
#js-tool-container-beam-selection-calculator .tbcalc-table caption { caption-side: top; text-align: left; padding: 10px 14px; font-size: 0.84rem; color: var(--text-secondary); }
#js-tool-container-beam-selection-calculator .tbcalc-table th, #js-tool-container-beam-selection-calculator .tbcalc-table td { padding: 8px 14px; text-align: right; border-top: 1px solid var(--border-color); }
#js-tool-container-beam-selection-calculator .tbcalc-table thead th { text-align: right; color: var(--text-secondary); font-weight: 600; border-top: 0; }
#js-tool-container-beam-selection-calculator .tbcalc-table thead th:first-child, #js-tool-container-beam-selection-calculator .tbcalc-table td:first-child { text-align: left; }
#js-tool-container-beam-selection-calculator .bsb-row-sel td { background: var(--accent-light); font-weight: 650; }
#js-tool-container-beam-selection-calculator .bsb-limits { margin: 0; font-size: 0.84rem; line-height: 1.45; color: var(--text-muted); }
@media (max-width: 600px) { #js-tool-container-beam-selection-calculator .tbcalc-grid-2 { grid-template-columns: 1fr; } #js-tool-container-beam-selection-calculator .bsb-sheet { grid-template-columns: 1fr; } }