#js-tool-container-profile-tube-truss-calculator .tbcalc-section-title { font-size:1.22rem; font-weight:750; color:var(--text-primary); margin:0 0 6px; }
#js-tool-container-profile-tube-truss-calculator .tbcalc-section-note { color:var(--text-muted); margin:0 0 18px; line-height:1.5; }
#js-tool-container-profile-tube-truss-calculator .field-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:16px; }
#js-tool-container-profile-tube-truss-calculator .field { min-width:0; }
#js-tool-container-profile-tube-truss-calculator .field label { display:block; color:var(--text-secondary); font-weight:650; margin-bottom:7px; }
#js-tool-container-profile-tube-truss-calculator .field input, #js-tool-container-profile-tube-truss-calculator .field select { width:100%; min-height:44px; border:1px solid var(--border-color); border-radius:var(--radius-sm); background:var(--bg-primary); color:var(--text-primary); padding:10px 12px; box-sizing:border-box; }
#js-tool-container-profile-tube-truss-calculator .field-hint { display:block; color:var(--text-muted); font-size:.82rem; margin-top:6px; line-height:1.35; }
#js-tool-container-profile-tube-truss-calculator .ptt-ledger { border:1px solid var(--border-color); border-radius:var(--radius-lg); padding:22px 24px 24px; display:grid; gap:22px; }
#js-tool-container-profile-tube-truss-calculator .ptt-model-line { display:flex; justify-content:space-between; gap:16px; padding-bottom:14px; border-bottom:1px solid var(--border-color); color:var(--text-muted); font-size:.82rem; }
#js-tool-container-profile-tube-truss-calculator .ptt-model-line strong { color:var(--text-secondary); text-align:right; font-weight:680; }
#js-tool-container-profile-tube-truss-calculator .ptt-force-scale { display:grid; grid-template-columns:minmax(0,1fr) 44px minmax(0,1fr); align-items:stretch; min-height:132px; }
#js-tool-container-profile-tube-truss-calculator .ptt-force-half { display:flex; flex-direction:column; justify-content:center; min-width:0; padding:10px 0; }
#js-tool-container-profile-tube-truss-calculator .ptt-force-half small { color:var(--text-muted); text-transform:uppercase; letter-spacing:.08em; font-weight:700; font-size:.72rem; }
#js-tool-container-profile-tube-truss-calculator .ptt-force-half strong { color:var(--text-primary); font-size:clamp(1.7rem,5vw,3.1rem); line-height:1.05; margin:8px 0 13px; overflow-wrap:anywhere; }
#js-tool-container-profile-tube-truss-calculator .ptt-compression-half { text-align:right; }
#js-tool-container-profile-tube-truss-calculator .ptt-zero-axis { border-left:1px solid var(--accent-primary); border-right:1px solid var(--accent-primary); margin:0 16px; position:relative; overflow:hidden; }
#js-tool-container-profile-tube-truss-calculator .ptt-zero-axis span { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); background:var(--bg-primary); color:var(--accent-primary); font-size:.75rem; padding:5px 0; }
#js-tool-container-profile-tube-truss-calculator .ptt-force-track { height:7px; background:var(--bg-tertiary); border-radius:4px; overflow:hidden; }
#js-tool-container-profile-tube-truss-calculator .ptt-force-track span { display:block; height:100%; width:0; background:var(--accent-primary); transition:width .2s ease; }
#js-tool-container-profile-tube-truss-calculator .ptt-compression-half .ptt-force-track span { margin-left:auto; }
#js-tool-container-profile-tube-truss-calculator .ptt-checks { display:grid; grid-template-columns:1fr 1fr minmax(150px,.72fr); gap:12px; }
#js-tool-container-profile-tube-truss-calculator .ptt-check, #js-tool-container-profile-tube-truss-calculator .ptt-mass-cell { border:1px solid var(--border-color); border-radius:var(--radius-md); padding:14px; min-width:0; }
#js-tool-container-profile-tube-truss-calculator .ptt-check > div:first-child { display:flex; justify-content:space-between; align-items:baseline; gap:10px; }
#js-tool-container-profile-tube-truss-calculator .ptt-check span, #js-tool-container-profile-tube-truss-calculator .ptt-mass-cell span { color:var(--text-muted); font-size:.78rem; }
#js-tool-container-profile-tube-truss-calculator .ptt-check strong, #js-tool-container-profile-tube-truss-calculator .ptt-mass-cell strong { color:var(--text-primary); font-size:1.12rem; }
#js-tool-container-profile-tube-truss-calculator .ptt-mass-cell strong { display:block; margin-top:8px; }
#js-tool-container-profile-tube-truss-calculator .ptt-util-track { height:5px; margin-top:12px; background:var(--bg-tertiary); border-radius:3px; overflow:hidden; }
#js-tool-container-profile-tube-truss-calculator .ptt-util-track span { display:block; width:0; height:100%; background:var(--success); transition:width .2s ease; }
#js-tool-container-profile-tube-truss-calculator .ptt-status { border-left:3px solid var(--success); border-radius:var(--radius-sm); padding:12px 14px; background:var(--success-light); color:var(--text-primary); line-height:1.45; }
#js-tool-container-profile-tube-truss-calculator .ptt-status.warn { border-left-color:var(--warning); background:var(--warning-light); }
#js-tool-container-profile-tube-truss-calculator .ptt-status.danger { border-left-color:var(--danger); background:var(--danger-light); }
#js-tool-container-profile-tube-truss-calculator .detail-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:14px; }
#js-tool-container-profile-tube-truss-calculator .detail-card { border:1px solid var(--border-color); border-radius:var(--radius-md); padding:16px; color:var(--text-secondary); line-height:1.5; }
#js-tool-container-profile-tube-truss-calculator .detail-card strong { color:var(--text-primary); display:block; margin-bottom:5px; }
@media (max-width:780px) { #js-tool-container-profile-tube-truss-calculator .field-grid { grid-template-columns:1fr 1fr; } #js-tool-container-profile-tube-truss-calculator .ptt-ledger { padding:20px; } #js-tool-container-profile-tube-truss-calculator .ptt-checks { grid-template-columns:1fr 1fr; } #js-tool-container-profile-tube-truss-calculator .ptt-mass-cell { grid-column:1 / -1; } }
@media (max-width:480px) { #js-tool-container-profile-tube-truss-calculator .field-grid, #js-tool-container-profile-tube-truss-calculator .detail-grid, #js-tool-container-profile-tube-truss-calculator .ptt-checks { grid-template-columns:1fr; } #js-tool-container-profile-tube-truss-calculator .ptt-ledger { padding:17px 15px; gap:18px; } #js-tool-container-profile-tube-truss-calculator .ptt-force-scale { grid-template-columns:1fr 28px 1fr; min-height:116px; } #js-tool-container-profile-tube-truss-calculator .ptt-zero-axis { margin:0 9px; } #js-tool-container-profile-tube-truss-calculator .ptt-force-half strong { font-size:1.55rem; } #js-tool-container-profile-tube-truss-calculator .ptt-mass-cell { grid-column:auto; } #js-tool-container-profile-tube-truss-calculator .ptt-model-line { display:block; } #js-tool-container-profile-tube-truss-calculator .ptt-model-line strong { display:block; text-align:left; margin-top:5px; } }