.rankine-sim-container[data-astro-cid-b3rfjal3]{width:100%;min-height:100vh;padding-bottom:60px;position:relative}.bg-fx[data-astro-cid-b3rfjal3]{pointer-events:none;z-index:0;background:radial-gradient(1200px 700px at 12% -10%,#1e3c6e40 0%,#0000 60%),radial-gradient(1000px 600px at 110% 10%,#28144633 0%,#0000 55%),radial-gradient(900px 500px at 50% 120%,#0e223340 0%,#0000 60%);position:absolute;inset:0}.shell[data-astro-cid-b3rfjal3]{z-index:1;max-width:1400px;margin:0 auto;padding:24px 20px;position:relative}.hero-header-section[data-astro-cid-b3rfjal3]{margin-bottom:24px}.hero-header-section[data-astro-cid-b3rfjal3] h1[data-astro-cid-b3rfjal3]{background:linear-gradient(135deg,#fff 0%,#b9c4e0 100%);-webkit-text-fill-color:transparent;letter-spacing:-.02em;-webkit-background-clip:text;margin:0 0 10px;font-size:clamp(24px,3.5vw,36px);font-weight:800;line-height:1.2}.hero-sub[data-astro-cid-b3rfjal3]{color:var(--text-secondary,#aab2c5);max-width:900px;margin:0 0 16px;font-size:15px;line-height:1.6}.feature-badges-wrapper[data-astro-cid-b3rfjal3]{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.badge-item[data-astro-cid-b3rfjal3]{color:#a8d4ff;background:#3ea6ff14;border:1px solid #3ea6ff33;border-radius:20px;padding:4px 10px;font-size:12px;font-weight:600}.tool-layout-body[data-astro-cid-b3rfjal3]{grid-template-columns:1fr 320px;align-items:start;gap:24px;display:grid}@media (width<=1080px){.tool-layout-body[data-astro-cid-b3rfjal3]{grid-template-columns:1fr}}.tool-main-content[data-astro-cid-b3rfjal3]{flex-direction:column;gap:32px;min-width:0;display:flex}.tool-sidebar[data-astro-cid-b3rfjal3]{min-width:0}.sidebar-sticky[data-astro-cid-b3rfjal3]{flex-direction:column;gap:20px;display:flex;position:sticky;top:90px}.sidebar-widget[data-astro-cid-b3rfjal3]{background:#11172680;border:1px solid #ffffff0f;border-radius:16px;padding:16px}.info-widget[data-astro-cid-b3rfjal3] h3[data-astro-cid-b3rfjal3]{color:#fff;margin:0 0 12px;font-size:14px;font-weight:700}.sidebar-formula-list[data-astro-cid-b3rfjal3],.sidebar-process-list[data-astro-cid-b3rfjal3]{color:#aab2c5;flex-direction:column;gap:8px;margin:0;padding:0;font-size:12.5px;list-style:none;display:flex}.sidebar-formula-list[data-astro-cid-b3rfjal3] li[data-astro-cid-b3rfjal3]{border-bottom:1px solid #ffffff0a;justify-content:space-between;align-items:center;gap:8px;padding-bottom:6px;display:flex}.sidebar-formula-list[data-astro-cid-b3rfjal3] code[data-astro-cid-b3rfjal3]{color:#a8d4ff;background:#3ea6ff1a;border-radius:4px;padding:2px 6px;font-family:monospace;font-size:12px}.sidebar-process-list[data-astro-cid-b3rfjal3] ol[data-astro-cid-b3rfjal3]{margin:0;padding-left:16px}.sidebar-process-list[data-astro-cid-b3rfjal3] li[data-astro-cid-b3rfjal3]{line-height:1.4}.user-guide-section[data-astro-cid-b3rfjal3]{margin-top:12px}.section-head[data-astro-cid-b3rfjal3] h2[data-astro-cid-b3rfjal3]{color:#fff;margin:0 0 4px;font-size:20px;font-weight:700}.section-head[data-astro-cid-b3rfjal3] p[data-astro-cid-b3rfjal3]{color:#aab2c5;margin:0 0 16px;font-size:13.5px}.guide-accordions[data-astro-cid-b3rfjal3]{flex-direction:column;gap:10px;display:flex}.guide-accordion[data-astro-cid-b3rfjal3]{background:#ffffff05;border:1px solid #ffffff12;border-radius:12px;overflow:hidden}.guide-accordion[data-astro-cid-b3rfjal3] summary[data-astro-cid-b3rfjal3]{cursor:pointer;color:#fff;user-select:none;align-items:center;gap:10px;padding:14px 16px;font-size:14px;font-weight:600;list-style:none;display:flex}.guide-accordion[data-astro-cid-b3rfjal3] summary[data-astro-cid-b3rfjal3]::-webkit-details-marker{display:none}.guide-icon[data-astro-cid-b3rfjal3]{color:#3ea6ff;flex-shrink:0;width:20px;height:20px}.guide-title[data-astro-cid-b3rfjal3]{flex:1}.guide-chev[data-astro-cid-b3rfjal3]{color:#6b7286;width:16px;height:16px;transition:transform .2s}.guide-accordion[data-astro-cid-b3rfjal3][open] .guide-chev[data-astro-cid-b3rfjal3]{transform:rotate(90deg)}.guide-body[data-astro-cid-b3rfjal3]{color:#aab2c5;padding:0 16px 16px 46px;font-size:13.5px;line-height:1.6}.guide-body[data-astro-cid-b3rfjal3] p[data-astro-cid-b3rfjal3]{margin:0 0 8px}.guide-tip[data-astro-cid-b3rfjal3]{color:#b9d7ff;background:#0a84ff0f;border:1px solid #0a84ff33;border-radius:10px;margin-top:10px;padding:10px 14px;font-size:13px;line-height:1.5}.guide-tip[data-astro-cid-b3rfjal3] strong[data-astro-cid-b3rfjal3]{color:#fff}.seo-article-section[data-astro-cid-b3rfjal3]{margin-top:20px}.handbook-article[data-astro-cid-b3rfjal3]{color:#d1d5db;flex-direction:column;gap:36px;font-size:14.5px;line-height:1.7;display:flex}.handbook-chapter[data-astro-cid-b3rfjal3] h2[data-astro-cid-b3rfjal3]{color:#fff;letter-spacing:-.01em;border-bottom:1px solid #ffffff14;margin:0 0 14px;padding-bottom:8px;font-size:22px;font-weight:800}.handbook-chapter[data-astro-cid-b3rfjal3] h3[data-astro-cid-b3rfjal3]{color:#a8d4ff;margin:20px 0 10px;font-size:17px;font-weight:700}.handbook-chapter[data-astro-cid-b3rfjal3] p[data-astro-cid-b3rfjal3]{margin:0 0 12px}.handbook-chapter[data-astro-cid-b3rfjal3] ul[data-astro-cid-b3rfjal3],.handbook-chapter[data-astro-cid-b3rfjal3] ol[data-astro-cid-b3rfjal3]{margin:0 0 16px;padding-left:20px}.handbook-chapter[data-astro-cid-b3rfjal3] li[data-astro-cid-b3rfjal3]{margin-bottom:6px}.callout-box[data-astro-cid-b3rfjal3]{border-radius:12px;margin:16px 0;padding:16px 20px}.callout-box[data-astro-cid-b3rfjal3].info{background:#3ea6ff0f;border:1px solid #3ea6ff33}.callout-box[data-astro-cid-b3rfjal3] h4[data-astro-cid-b3rfjal3]{color:#fff;margin:0 0 8px;font-size:15px}.formula-block[data-astro-cid-b3rfjal3]{background:#0006;border:1px solid #ffffff0f;border-radius:8px;margin:10px 0;padding:12px 16px;overflow-x:auto}.formula-block[data-astro-cid-b3rfjal3] code[data-astro-cid-b3rfjal3]{color:#a8d4ff;font-family:SF Mono,Fira Code,monospace;font-size:13.5px}.table-wrapper[data-astro-cid-b3rfjal3]{background:#0b0f1a99;border:1px solid #ffffff14;border-radius:14px;width:100%;margin:16px 0;overflow-x:auto}.table-wrapper[data-astro-cid-b3rfjal3] table[data-astro-cid-b3rfjal3]{border-collapse:collapse;text-align:left;width:100%;font-size:13.5px}.table-wrapper[data-astro-cid-b3rfjal3] caption[data-astro-cid-b3rfjal3]{caption-side:top;text-align:left;color:#fff;background:#ffffff05;border-bottom:1px solid #ffffff14;padding:12px 16px;font-size:13px;font-weight:700}.table-wrapper[data-astro-cid-b3rfjal3] th[data-astro-cid-b3rfjal3]{color:#3ea6ff;white-space:nowrap;background:#ffffff0a;border-bottom:1px solid #ffffff14;padding:10px 14px;font-weight:700}.table-wrapper[data-astro-cid-b3rfjal3] td[data-astro-cid-b3rfjal3]{color:#aab2c5;border-bottom:1px solid #ffffff0a;padding:10px 14px}.table-wrapper[data-astro-cid-b3rfjal3] tr[data-astro-cid-b3rfjal3]:last-child td[data-astro-cid-b3rfjal3]{border-bottom:none}.faq-list[data-astro-cid-b3rfjal3]{flex-direction:column;gap:10px;display:flex}.faq-item[data-astro-cid-b3rfjal3]{background:#ffffff06;border:1px solid #ffffff12;border-radius:12px;transition:border-color .2s;overflow:hidden}.faq-item[data-astro-cid-b3rfjal3]:hover{border-color:#ffffff29}.faq-item[data-astro-cid-b3rfjal3] summary[data-astro-cid-b3rfjal3]{color:#fff;cursor:pointer;user-select:none;padding:14px 18px;font-size:14px;font-weight:700;list-style:none}.faq-item[data-astro-cid-b3rfjal3] summary[data-astro-cid-b3rfjal3]::-webkit-details-marker{display:none}.faq-item[data-astro-cid-b3rfjal3] p[data-astro-cid-b3rfjal3]{color:#aab2c5;margin:0;padding:0 18px 16px;font-size:13.5px;line-height:1.65}.tool-recs-section[data-astro-cid-b3rfjal3]{margin:3rem 0 1.5rem}.tool-recs-grid[data-astro-cid-b3rfjal3]{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem;margin-top:16px;display:grid}.tool-rec-card[data-astro-cid-b3rfjal3]{background:#ffffff08;border:1px solid #ffffff14;border-radius:14px;align-items:center;gap:1rem;padding:1rem;text-decoration:none;transition:transform .2s,border-color .2s;display:flex}.tool-rec-card[data-astro-cid-b3rfjal3]:hover{border-color:#fff3;transform:translateY(-2px)}.tool-rec-icon[data-astro-cid-b3rfjal3]{width:42px;height:42px;color:var(--icon-color,#0a84ff);background:#ffffff0f;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.tool-rec-icon[data-astro-cid-b3rfjal3] svg[data-astro-cid-b3rfjal3]{width:22px;height:22px}.tool-rec-copy[data-astro-cid-b3rfjal3]{flex:1;min-width:0}.tool-rec-copy[data-astro-cid-b3rfjal3] h3[data-astro-cid-b3rfjal3]{color:#fff;align-items:center;gap:6px;margin:0 0 .2rem;font-size:.92rem;font-weight:700;display:flex}.tool-rec-copy[data-astro-cid-b3rfjal3] p[data-astro-cid-b3rfjal3]{color:#aaa;margin:0 0 .4rem;font-size:.78rem;line-height:1.3}.tool-rec-tag[data-astro-cid-b3rfjal3]{color:#0a84ff;background:#0a84ff1a;border-radius:4px;padding:2px 6px;font-size:.65rem;font-weight:700;display:inline-block}.badge-current[data-astro-cid-b3rfjal3]{color:#30d158;text-transform:uppercase;background:#30d1581f;border-radius:4px;padding:2px 6px;font-size:.65rem;font-weight:700}.tool-rec-arrow[data-astro-cid-b3rfjal3]{color:#666;flex-shrink:0;width:16px;height:16px}.foot[data-astro-cid-b3rfjal3]{color:#7a7a80;text-align:center;border-top:1px solid #ffffff0f;margin-top:2rem;padding-top:1rem;font-size:.8rem}.author-card[data-astro-cid-b3rfjal3]{background:#ffffff08;border:1px solid #ffffff14;border-radius:14px;align-items:center;gap:1rem;margin-bottom:1.5rem;padding:1rem 1.25rem;display:flex}.author-avatar[data-astro-cid-b3rfjal3]{object-fit:cover;border-radius:50%;flex-shrink:0;width:56px;height:56px}.author-label[data-astro-cid-b3rfjal3]{text-transform:uppercase;color:#8fa3d1;letter-spacing:.05em;font-size:.72rem;font-weight:700}.author-name[data-astro-cid-b3rfjal3]{color:#fff;font-size:.98rem;font-weight:700;display:block}.author-role[data-astro-cid-b3rfjal3]{color:#3ea6ff;font-size:.8rem;font-weight:600}.author-bio[data-astro-cid-b3rfjal3]{color:#aab2c5;margin:.2rem 0 0;font-size:.82rem}[data-theme=light] .rankine-sim-container[data-astro-cid-b3rfjal3]{color:#0f172a}[data-theme=light] .hero-header-section[data-astro-cid-b3rfjal3] h1[data-astro-cid-b3rfjal3]{background:linear-gradient(90deg,#0f172a,#334155);-webkit-text-fill-color:transparent;-webkit-background-clip:text}[data-theme=light] .hero-sub[data-astro-cid-b3rfjal3]{color:#475569}[data-theme=light] .badge-item[data-astro-cid-b3rfjal3]{color:#0284c7;background:#0284c71a;border-color:#0284c740}[data-theme=light] .user-guide-section[data-astro-cid-b3rfjal3],[data-theme=light] .seo-article-section[data-astro-cid-b3rfjal3]{background:#fff;border-color:#e2e8f0;box-shadow:0 4px 20px #0000000a}[data-theme=light] .section-head[data-astro-cid-b3rfjal3] h2[data-astro-cid-b3rfjal3]{color:#0f172a}[data-theme=light] .section-head[data-astro-cid-b3rfjal3] p[data-astro-cid-b3rfjal3]{color:#64748b}[data-theme=light] .guide-accordion[data-astro-cid-b3rfjal3]{background:#f8fafc;border-color:#e2e8f0}[data-theme=light] .guide-accordion[data-astro-cid-b3rfjal3] summary[data-astro-cid-b3rfjal3]{color:#0f172a}[data-theme=light] .guide-icon[data-astro-cid-b3rfjal3]{color:#0284c7}[data-theme=light] .guide-chev[data-astro-cid-b3rfjal3]{color:#64748b}[data-theme=light] .guide-body[data-astro-cid-b3rfjal3]{color:#334155}[data-theme=light] .guide-tip[data-astro-cid-b3rfjal3]{color:#0369a1;background:#0284c714;border-color:#0284c733}[data-theme=light] .guide-tip[data-astro-cid-b3rfjal3] strong[data-astro-cid-b3rfjal3]{color:#0f172a}[data-theme=light] .seo-article-body[data-astro-cid-b3rfjal3]{color:#334155}[data-theme=light] .author-card[data-astro-cid-b3rfjal3]{background:#f8fafc;border-color:#e2e8f0;box-shadow:0 2px 10px #00000008}[data-theme=light] .author-avatar[data-astro-cid-b3rfjal3]{border-color:#0284c7}[data-theme=light] .author-label[data-astro-cid-b3rfjal3]{color:#64748b}[data-theme=light] .author-name[data-astro-cid-b3rfjal3]{color:#0f172a}[data-theme=light] .author-role[data-astro-cid-b3rfjal3]{color:#0284c7}[data-theme=light] .author-bio[data-astro-cid-b3rfjal3]{color:#475569}[data-theme=light] .handbook-chapter[data-astro-cid-b3rfjal3] h2[data-astro-cid-b3rfjal3]{color:#0f172a;border-bottom-color:#e2e8f0}[data-theme=light] .handbook-chapter[data-astro-cid-b3rfjal3] h3[data-astro-cid-b3rfjal3]{color:#0f172a}[data-theme=light] .callout-box[data-astro-cid-b3rfjal3]{color:#334155;background:#f8fafc;border-color:#e2e8f0}[data-theme=light] .callout-box[data-astro-cid-b3rfjal3] h4[data-astro-cid-b3rfjal3]{color:#0284c7}[data-theme=light] .math-card[data-astro-cid-b3rfjal3]{background:#f8fafc;border-color:#0284c74d}[data-theme=light] .math-card[data-astro-cid-b3rfjal3] h3[data-astro-cid-b3rfjal3]{color:#0284c7}[data-theme=light] table[data-astro-cid-b3rfjal3]{border-color:#e2e8f0}[data-theme=light] th[data-astro-cid-b3rfjal3]{color:#0f172a;background:#f1f5f9;border-bottom-color:#e2e8f0}[data-theme=light] td[data-astro-cid-b3rfjal3]{color:#334155;border-bottom-color:#e2e8f0}[data-theme=light] .faq-item[data-astro-cid-b3rfjal3]{background:#f8fafc;border-color:#e2e8f0}[data-theme=light] .faq-item[data-astro-cid-b3rfjal3]:hover{border-color:#cbd5e1}[data-theme=light] .faq-item[data-astro-cid-b3rfjal3] summary[data-astro-cid-b3rfjal3]{color:#0f172a}[data-theme=light] .faq-item[data-astro-cid-b3rfjal3] p[data-astro-cid-b3rfjal3]{color:#475569}[data-theme=light] .tool-rec-card[data-astro-cid-b3rfjal3]{background:#f8fafc;border-color:#e2e8f0}[data-theme=light] .tool-rec-card[data-astro-cid-b3rfjal3]:hover{background:#fff;border-color:#cbd5e1;box-shadow:0 4px 14px #0000000d}[data-theme=light] .tool-rec-icon[data-astro-cid-b3rfjal3]{background:#e2e8f0}[data-theme=light] .tool-rec-copy[data-astro-cid-b3rfjal3] h3[data-astro-cid-b3rfjal3]{color:#0f172a}[data-theme=light] .tool-rec-copy[data-astro-cid-b3rfjal3] p[data-astro-cid-b3rfjal3]{color:#64748b}[data-theme=light] .foot[data-astro-cid-b3rfjal3]{color:#64748b;border-top-color:#e2e8f0}