#js-tool-container-brus-house-volume-calculator .bhv-app { display: flex; flex-direction: column; gap: 22px; color: var(--text-primary); }
#js-tool-container-brus-house-volume-calculator .bhv-controls, #js-tool-container-brus-house-volume-calculator .bhv-outcome-zone, #js-tool-container-brus-house-volume-calculator .bhv-details { display: flex; flex-direction: column; gap: 16px; }
#js-tool-container-brus-house-volume-calculator .tb-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 20px; }
#js-tool-container-brus-house-volume-calculator .tb-span-all { grid-column: 1 / -1; }
#js-tool-container-brus-house-volume-calculator .tb-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
#js-tool-container-brus-house-volume-calculator .tbcalc-fieldset { border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 14px 16px 16px; margin: 0; min-width: 0; }
#js-tool-container-brus-house-volume-calculator .tbcalc-legend { padding: 0 6px; font-weight: 600; font-size: 0.95rem; color: var(--text-secondary); }
#js-tool-container-brus-house-volume-calculator .tb-input, #js-tool-container-brus-house-volume-calculator .tb-select { width: 100%; }
#js-tool-container-brus-house-volume-calculator .tbcalc-hint { font-size: 0.82rem; line-height: 1.35; color: var(--text-muted); }
#js-tool-container-brus-house-volume-calculator .tb-hero { border: 1px solid var(--border-color); border-left: 4px solid var(--accent-primary); border-radius: var(--radius-md); background: var(--accent-light); padding: 18px 20px; min-height: 132px; display: flex; flex-direction: column; gap: 6px; }
#js-tool-container-brus-house-volume-calculator .tb-hero-label { font-size: 0.9rem; color: var(--text-secondary); }
#js-tool-container-brus-house-volume-calculator .tb-hero-row { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
#js-tool-container-brus-house-volume-calculator .tb-hero-value { font-size: clamp(1.9rem, 5vw, 2.9rem); font-weight: 700; line-height: 1.05; }
#js-tool-container-brus-house-volume-calculator .tb-unit { font-size: 1rem; color: var(--text-secondary); }
#js-tool-container-brus-house-volume-calculator .tb-hero-note { margin: 0; font-size: 0.86rem; line-height: 1.4; color: var(--text-secondary); }
#js-tool-container-brus-house-volume-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-brus-house-volume-calculator .tbcalc-status.warn { border-left-color: var(--warning); background: var(--warning-light); color: var(--text-primary); }
#js-tool-container-brus-house-volume-calculator .tbcalc-status.danger { border-left-color: var(--danger); background: var(--danger-light); color: var(--text-primary); }
#js-tool-container-brus-house-volume-calculator .bhv-balance { border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 14px 16px; display: flex; flex-direction: column; gap: 10px; }
#js-tool-container-brus-house-volume-calculator .bhv-bar { display: block; height: 22px; border-radius: 6px; overflow: hidden; background: var(--bg-tertiary); }
#js-tool-container-brus-house-volume-calculator .bhv-seg { display: block; height: 100%; float: left; }
#js-tool-container-brus-house-volume-calculator .bhv-seg-walls { background: var(--accent-primary); }
#js-tool-container-brus-house-volume-calculator .bhv-seg-gables { background: var(--success); }
#js-tool-container-brus-house-volume-calculator .bhv-seg-waste { background: var(--warning); }
#js-tool-container-brus-house-volume-calculator .bhv-balance-cap { font-size: 0.82rem; color: var(--text-muted); }
#js-tool-container-brus-house-volume-calculator .bhv-chip { display: inline-block; width: 12px; height: 12px; border-radius: 3px; flex: 0 0 auto; }
#js-tool-container-brus-house-volume-calculator .bhv-chip-negative { background: var(--danger); }
#js-tool-container-brus-house-volume-calculator .bhv-legend { display: flex; flex-direction: column; gap: 6px; }
#js-tool-container-brus-house-volume-calculator .bhv-leg-row { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border: 1px solid var(--border-color); border-radius: var(--radius-sm); font-size: 0.9rem; }
#js-tool-container-brus-house-volume-calculator .bhv-leg-name { color: var(--text-secondary); }
#js-tool-container-brus-house-volume-calculator .bhv-leg-val { margin-left: auto; white-space: nowrap; font-weight: 600; }
#js-tool-container-brus-house-volume-calculator .bhv-leg-negative .bhv-leg-val { color: var(--danger); }
#js-tool-container-brus-house-volume-calculator .bhv-leg-negative { border-style: dashed; }
#js-tool-container-brus-house-volume-calculator .tbcalc-table-wrap { overflow-x: auto; border: 1px solid var(--border-color); border-radius: var(--radius-md); }
#js-tool-container-brus-house-volume-calculator .tbcalc-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
#js-tool-container-brus-house-volume-calculator .tbcalc-table caption { caption-side: top; text-align: left; padding: 10px 14px; font-size: 0.84rem; color: var(--text-secondary); }
#js-tool-container-brus-house-volume-calculator .tbcalc-table th, #js-tool-container-brus-house-volume-calculator .tbcalc-table td { padding: 8px 14px; border-top: 1px solid var(--border-color); text-align: left; }
#js-tool-container-brus-house-volume-calculator .tbcalc-table thead th { border-top: 0; color: var(--text-secondary); font-weight: 600; }
#js-tool-container-brus-house-volume-calculator .tbcalc-table td, #js-tool-container-brus-house-volume-calculator .tbcalc-table th[scope="row"] { font-variant-numeric: tabular-nums; }
#js-tool-container-brus-house-volume-calculator .bhv-limits { margin: 0; font-size: 0.84rem; line-height: 1.45; color: var(--text-muted); }
@media (max-width: 600px) {
#js-tool-container-brus-house-volume-calculator .tb-grid-2 { grid-template-columns: 1fr; }
#js-tool-container-brus-house-volume-calculator .bhv-leg-row { flex-wrap: wrap; }
#js-tool-container-brus-house-volume-calculator .bhv-leg-val { margin-left: 0; width: 100%; }
}