#js-tool-container-chimney-height-calculator .chc-app { display: flex; flex-direction: column; gap: 22px; color: var(--text-primary); }
#js-tool-container-chimney-height-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-chimney-height-calculator .tbcalc-legend { padding: 0 6px; font-weight: 600; font-size: 0.95rem; color: var(--text-secondary); }
#js-tool-container-chimney-height-calculator .tbcalc-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px; }
#js-tool-container-chimney-height-calculator .tbcalc-field { display: flex; flex-direction: column; gap: 6px; }
#js-tool-container-chimney-height-calculator .tbcalc-input { width: 100%; box-sizing: border-box; min-height: 44px; padding: 10px 12px; border: 1px solid var(--border-color); border-radius: var(--radius-sm); background: var(--bg-secondary); color: var(--text-primary); font-family: inherit; font-size: 1rem; }
#js-tool-container-chimney-height-calculator .tbcalc-input:focus-visible { outline: 3px solid var(--accent-primary); outline-offset: 2px; border-color: var(--border-focus); }
#js-tool-container-chimney-height-calculator .tbcalc-hint { font-size: 0.8rem; line-height: 1.35; color: var(--text-muted); }
#js-tool-container-chimney-height-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-chimney-height-calculator .tbcalc-status.warn { border-left-color: var(--warning); background: var(--warning-light); color: var(--text-primary); }
#js-tool-container-chimney-height-calculator .tbcalc-status.danger { border-left-color: var(--danger); background: var(--danger-light); color: var(--text-primary); }
#js-tool-container-chimney-height-calculator .tb-zone-outcome { display: flex; flex-direction: column; gap: 16px; }
#js-tool-container-chimney-height-calculator .tb-zone-outcome > * { margin: 0; }
#js-tool-container-chimney-height-calculator .chc-ribbon { display: flex; align-items: center; gap: 20px; border: 1px solid var(--border-color); border-left: 6px solid var(--accent-primary); border-radius: var(--radius-lg); padding: 16px 22px; background: var(--accent-light); }
#js-tool-container-chimney-height-calculator .chc-ribbon-main { display: flex; flex-direction: column; gap: 2px; flex: 0 0 auto; padding-right: 20px; border-right: 1px solid var(--border-color); }
#js-tool-container-chimney-height-calculator .chc-ribbon-cap { font-size: 0.82rem; letter-spacing: 0.03em; text-transform: uppercase; color: var(--text-secondary); }
#js-tool-container-chimney-height-calculator .chc-ribbon-num { display: flex; align-items: baseline; gap: 6px; font-size: clamp(2.2rem, 7vw, 3.4rem); font-weight: 800; line-height: 1; color: var(--accent-primary); font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
#js-tool-container-chimney-height-calculator .chc-ribbon-unit { font-size: 0.42em; font-weight: 700; color: var(--text-secondary); }
#js-tool-container-chimney-height-calculator .chc-ribbon-side { display: flex; flex-direction: column; gap: 8px; flex: 1 1 auto; }
#js-tool-container-chimney-height-calculator .chc-ribbon-fact { display: flex; justify-content: space-between; align-items: baseline; gap: 14px; }
#js-tool-container-chimney-height-calculator .chc-ribbon-flabel { font-size: 0.85rem; color: var(--text-secondary); }
#js-tool-container-chimney-height-calculator .chc-ribbon-fval { font-size: 0.95rem; font-weight: 700; color: var(--text-primary); font-variant-numeric: tabular-nums; text-align: right; }
@media (max-width: 620px) { #js-tool-container-chimney-height-calculator .chc-ribbon { flex-direction: column; align-items: stretch; gap: 12px; } #js-tool-container-chimney-height-calculator .chc-ribbon-main { border-right: none; border-bottom: 1px solid var(--border-color); padding-right: 0; padding-bottom: 12px; } }
#js-tool-container-chimney-height-calculator .chc-blueprint { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; align-items: stretch; }
#js-tool-container-chimney-height-calculator .chc-stage { display: flex; flex-direction: column; gap: 10px; border: 1px solid var(--border-color); border-radius: var(--radius-lg); background: var(--bg-tertiary); padding: 12px; }
#js-tool-container-chimney-height-calculator .chc-canvas { display: block; width: 100%; height: 500px; }
#js-tool-container-chimney-height-calculator .chc-canvas-desc { margin: 0; font-size: 0.8rem; color: var(--text-muted); text-align: center; }
#js-tool-container-chimney-height-calculator .chc-rail { display: flex; flex-direction: column; gap: 12px; }
#js-tool-container-chimney-height-calculator .chc-rail-intro { margin: 0; font-size: 0.85rem; line-height: 1.4; color: var(--text-secondary); }
#js-tool-container-chimney-height-calculator .chc-path { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0; position: relative; }
#js-tool-container-chimney-height-calculator .chc-step { position: relative; padding: 0 0 18px 30px; }
#js-tool-container-chimney-height-calculator .chc-step::before { content: ""; position: absolute; left: 9px; top: 20px; bottom: -4px; width: 2px; background: var(--border-color); }
#js-tool-container-chimney-height-calculator .chc-step:last-child::before { display: none; }
#js-tool-container-chimney-height-calculator .chc-node { position: absolute; left: 0; top: 2px; width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--border-color); background: var(--bg-secondary); display: flex; align-items: center; justify-content: center; font-size: 0.7rem; font-weight: 700; color: var(--text-muted); }
#js-tool-container-chimney-height-calculator .chc-step-title { font-size: 0.88rem; font-weight: 600; color: var(--text-secondary); display: flex; justify-content: space-between; gap: 8px; align-items: baseline; }
#js-tool-container-chimney-height-calculator .chc-step-req { font-variant-numeric: tabular-nums; color: var(--text-primary); font-weight: 700; }
#js-tool-container-chimney-height-calculator .chc-step-desc { margin: 3px 0 0; font-size: 0.8rem; line-height: 1.35; color: var(--text-muted); }
#js-tool-container-chimney-height-calculator .chc-step-win .chc-node { border-color: var(--accent-primary); background: var(--accent-primary); color: #ffffff; }
#js-tool-container-chimney-height-calculator .chc-step-win .chc-step-title { color: var(--text-primary); }
#js-tool-container-chimney-height-calculator .chc-step-win { background: var(--accent-light); border-radius: var(--radius-md); margin-left: -8px; padding-left: 38px; padding-top: 6px; padding-right: 10px; }
#js-tool-container-chimney-height-calculator .chc-step-win .chc-node { left: 8px; top: 8px; }
#js-tool-container-chimney-height-calculator .chc-step-win::before { left: 17px; }
#js-tool-container-chimney-height-calculator .chc-win-badge { display: inline-block; margin-top: 6px; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.03em; text-transform: uppercase; color: var(--accent-primary); }
#js-tool-container-chimney-height-calculator .chc-answer-line { margin-top: 10px; padding: 12px 14px; border: 1px dashed var(--accent-primary); border-radius: var(--radius-md); font-size: 0.9rem; line-height: 1.45; color: var(--text-primary); }
#js-tool-container-chimney-height-calculator .chc-answer-line strong { font-variant-numeric: tabular-nums; }
@media (max-width: 780px) {
  #js-tool-container-chimney-height-calculator .chc-blueprint { grid-template-columns: 1fr; }
  #js-tool-container-chimney-height-calculator .chc-canvas { height: 380px; }
}
@media (max-width: 600px) {
  #js-tool-container-chimney-height-calculator .tbcalc-grid-2 { grid-template-columns: 1fr; }
}