/* /local/climbo_heating_expansion/assets/styles.css */
:root{color-scheme:light;--green:#19664f;--ink:#202824;--muted:#5c6862;--line:#d9dedb;font-family:"Segoe UI",Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:#f6f7f6;color:var(--ink);font-size:16px;line-height:1.5}button,input,select{font:inherit}button,select,summary{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid #70a995;outline-offset:3px}button:disabled{cursor:not-allowed;background:#eef0ee;color:#647169;box-shadow:none}.site-header{max-width:1200px;margin:auto;min-height:68px;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line)}.brand{color:var(--green);text-decoration:none;font-size:24px;font-weight:700;letter-spacing:-.03em}.brand-mark{display:none}.preview-badge{color:var(--muted);font-size:13px}.page-shell{max-width:1200px;margin:auto;padding:32px 24px 56px}.intro{margin-bottom:28px}h1{margin:0;font-size:34px;line-height:1.15;letter-spacing:-.02em;font-weight:650}.intro-copy{margin:12px 0 0;color:var(--muted)}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px;align-items:start}.input-panel,.result-panel{min-width:0;background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px}.result-panel{position:sticky;top:20px}.section-heading h2{margin:0;font-size:20px;font-weight:650}.section-heading p{margin:4px 0 0;color:var(--muted);font-size:14px}.step-number,.builder-title>span,.capacity-visual{display:none}.section-divider{margin-top:26px;padding-top:24px;border-top:1px solid var(--line)}.segmented{display:grid;grid-template-columns:1fr 1fr;margin:18px 0 8px;padding:3px;gap:3px;background:#f0f2f0;border:1px solid var(--line);border-radius:8px}.segment{min-height:44px;padding:8px;border:1px solid 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