#js-tool-container-timber-beam-weight-calculator { --tb-wt-timber: #a9713c; --tb-wt-timber-soft: rgba(169,113,60,.14); --tb-wt-water: #2f7fb5; --tb-wt-water-soft: rgba(47,127,181,.16); --tb-wt-scale-h: 132px; }
html[data-theme="dark"] #js-tool-container-timber-beam-weight-calculator { --tb-wt-timber: #d09057; --tb-wt-timber-soft: rgba(208,144,87,.18); --tb-wt-water: #56a8dd; --tb-wt-water-soft: rgba(86,168,221,.2); }
#js-tool-container-timber-beam-weight-calculator .tb-zone { display: flex; flex-direction: column; gap: 14px; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-fieldset { border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 14px 16px 16px; margin: 0; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-fieldset + .tb-wt-fieldset { margin-top: 14px; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-legend { padding: 0 6px; font-size: 0.92rem; font-weight: 600; color: var(--text-secondary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px 20px; }
#js-tool-container-timber-beam-weight-calculator .tb-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
#js-tool-container-timber-beam-weight-calculator .tb-field label { font-size: 0.92rem; font-weight: 500; color: var(--text-primary); }
#js-tool-container-timber-beam-weight-calculator .tb-field input, #js-tool-container-timber-beam-weight-calculator .tb-field select { height: 44px; padding: 0 12px; border: 1px solid var(--border-color); border-radius: var(--radius-sm); background: var(--bg-secondary); color: var(--text-primary); font-size: 16px; width: 100%; font-variant-numeric: tabular-nums; }
#js-tool-container-timber-beam-weight-calculator .tb-field input:focus, #js-tool-container-timber-beam-weight-calculator .tb-field select:focus { outline: none; border-color: var(--border-focus); box-shadow: 0 0 0 3px var(--accent-light); }
#js-tool-container-timber-beam-weight-calculator .tb-hint { font-size: 0.82rem; line-height: 1.35; color: var(--text-muted); }
#js-tool-container-timber-beam-weight-calculator .tb-hero { border: 1px solid var(--border-color); border-left: 4px solid var(--tb-wt-timber); border-radius: var(--radius-md); background: var(--tb-wt-timber-soft); padding: 18px 20px; display: flex; flex-direction: column; gap: 6px; min-height: var(--tb-wt-scale-h); }
#js-tool-container-timber-beam-weight-calculator .tb-hero-label { font-size: 0.88rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.04em; }
#js-tool-container-timber-beam-weight-calculator .tb-hero-row { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
#js-tool-container-timber-beam-weight-calculator .tb-hero-value { font-size: clamp(2.1rem, 5.4vw, 3.1rem); font-weight: 700; line-height: 1.04; font-variant-numeric: tabular-nums; color: var(--text-primary); }
#js-tool-container-timber-beam-weight-calculator .tb-unit { font-size: 1.05rem; color: var(--text-secondary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-hero-alt { font-size: 0.95rem; color: var(--text-secondary); border-left: 1px solid var(--border-color); padding-left: 10px; font-variant-numeric: tabular-nums; }
#js-tool-container-timber-beam-weight-calculator .tb-hero-note { margin: 0; font-size: 0.86rem; line-height: 1.45; color: var(--text-secondary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-status { border: 1px solid var(--border-color); border-left: 4px solid var(--accent-primary); border-radius: var(--radius-sm); padding: 10px 14px; font-size: 0.88rem; color: var(--text-secondary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-status.tb-wt-warn { border-left-color: var(--warning); background: var(--warning-light); color: var(--text-primary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-status.tb-wt-danger { border-left-color: var(--danger); background: var(--danger-light); color: var(--text-primary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance { display: flex; flex-direction: column; gap: 8px; border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 14px 16px; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-title { font-size: 0.88rem; font-weight: 650; color: var(--text-primary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-values { display: flex; gap: 14px; flex-wrap: wrap; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-legend { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-left: auto; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-item { font-size: 0.82rem; color: var(--text-secondary); font-variant-numeric: tabular-nums; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-dot { display: block; width: 10px; height: 10px; border-radius: 50%; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-dot-dry { background: var(--tb-wt-timber); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-dot-water { background: var(--tb-wt-water); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-track { display: flex; width: 100%; height: 22px; border-radius: 999px; overflow: hidden; border: 1px solid var(--border-color); background: var(--bg-tertiary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-dry { display: block; height: 100%; width: 84.7%; background: var(--tb-wt-timber); transition: width 220ms ease-out; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-water { display: block; height: 100%; width: 15.3%; background: var(--tb-wt-water); transition: width 220ms ease-out; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-foot { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-title { display: block; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-mass { font-size: 0.84rem; color: var(--text-secondary); font-variant-numeric: tabular-nums; }
#js-tool-container-timber-beam-weight-calculator .tb-ledger { display: flex; flex-direction: column; gap: 8px; }
#js-tool-container-timber-beam-weight-calculator .tb-ledger-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 9px 14px; border: 1px solid var(--border-color); border-radius: var(--radius-sm); background: var(--bg-secondary); font-size: 0.9rem; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-lkey { color: var(--text-secondary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-lval { color: var(--text-primary); font-variant-numeric: tabular-nums; white-space: nowrap; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-species { display: flex; flex-direction: column; gap: 6px; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-species-row { display: grid; grid-template-columns: minmax(96px, 178px) 1fr auto; align-items: center; gap: 10px; padding: 5px 10px; border-radius: var(--radius-sm); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-species-row.tb-wt-active { background: var(--accent-light); box-shadow: inset 2px 0 0 var(--accent-primary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-species-name { font-size: 0.85rem; color: var(--text-primary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-species-lane { display: block; height: 14px; border-radius: 4px; background: var(--bg-tertiary); overflow: hidden; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-species-bar { display: block; height: 100%; width: 100%; background: var(--tb-wt-timber); opacity: 0.45; transition: width 220ms ease-out; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-active .tb-wt-species-bar { opacity: 1; background: var(--accent-primary); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-species-mass { font-size: 0.85rem; color: var(--text-secondary); font-variant-numeric: tabular-nums; white-space: nowrap; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-table-wrap { overflow-x: auto; border: 1px solid var(--border-color); border-radius: var(--radius-md); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-table { width: 100%; border-collapse: collapse; font-size: 0.87rem; font-variant-numeric: tabular-nums; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-table caption { text-align: left; padding: 10px 14px; font-size: 0.84rem; color: var(--text-muted); caption-side: top; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-table th, #js-tool-container-timber-beam-weight-calculator .tb-wt-table td { padding: 8px 14px; text-align: right; border-top: 1px solid var(--border-color); white-space: nowrap; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-table th { text-align: right; color: var(--text-secondary); font-weight: 600; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-table th:first-child, #js-tool-container-timber-beam-weight-calculator .tb-wt-table td:first-child { text-align: left; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-table td:last-child, #js-tool-container-timber-beam-weight-calculator .tb-wt-table th:last-child { text-align: left; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-table tbody tr.tb-wt-row-active { background: var(--accent-light); }
#js-tool-container-timber-beam-weight-calculator .tb-wt-table tbody tr.tb-wt-row-active td { color: var(--text-primary); font-weight: 600; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-empty { padding: 12px 14px; font-size: 0.87rem; color: var(--text-muted); border: 1px dashed var(--border-color); border-radius: var(--radius-sm); }
@media (max-width: 900px) {
#js-tool-container-timber-beam-weight-calculator .tb-wt-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
#js-tool-container-timber-beam-weight-calculator .tb-wt-grid { grid-template-columns: 1fr; }
#js-tool-container-timber-beam-weight-calculator .tb-hero { padding: 16px; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-species-row { grid-template-columns: 1fr auto; }
#js-tool-container-timber-beam-weight-calculator .tb-wt-species-lane { grid-column: 1 / -1; }
#js-tool-container-timber-beam-weight-calculator .tb-ledger-row { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
#js-tool-container-timber-beam-weight-calculator .tb-wt-balance-dry, #js-tool-container-timber-beam-weight-calculator .tb-wt-balance-water, #js-tool-container-timber-beam-weight-calculator .tb-wt-species-bar { transition: none; }
}
#js-tool-container-timber-beam-weight-calculator .tb-wt-table-note { margin: 12px 2px 0; font-size: 0.84rem; line-height: 1.45; color: var(--text-muted); }