:root{--bg:#ffffff;--fg:#0f172a;--muted:#475569;--card:#f8fafc;--line:#e2e8f0;--pri:#1d4ed8;--pri-2:#2563eb;--pri-light:#dbeafe;--ok:#16a34a;--ok-light:#dcfce7;--warn:#f59e0b;--warn-light:#fef3c7;--bad:#dc2626;--bad-light:#fee2e2;--radius:12px;--shadow-sm:0 1px 2px rgba(0,0,0,0.05);--shadow:0 4px 6px -1px rgba(0,0,0,0.1)}.rc-wrap{max-width:1100px;margin:0 auto;padding:24px 16px}.rc-hero{text-align:center;margin-bottom:32px;padding:32px 24px;background:linear-gradient(135deg,var(--pri-light) 0%,#f0f9ff 100%);border-radius:var(--radius);border:1px solid #bfdbfe}.rc-hero h1{font-size:clamp(1.5rem,4vw,2rem);font-weight:800;color:var(--fg);margin:0 0 20px;line-height:1.25}.rc-intro{max-width:800px;margin:0 auto 20px}.rc-intro__main{font-size:1.05rem;line-height:1.7;color:var(--fg);margin-bottom:12px}.rc-intro__diff{font-size:.95rem;line-height:1.6;color:var(--muted)}.rc-microcopy{font-size:.9rem;color:var(--muted);background:var(--bg);padding:12px 16px;border-radius:8px;margin-bottom:20px;max-width:700px;margin-left:auto;margin-right:auto}.btn-hero{font-size:1.1rem;padding:14px 28px}.rc-card{background:var(--bg);color:var(--fg);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow)}.rc-header{margin-bottom:20px}.rc-header h1,.rc-form-title{margin:0 0 8px;font-size:24px;font-weight:700;color:var(--fg)}.rc-sub{margin:0 0 16px;color:var(--muted);font-size:.95rem;line-height:1.5}.rc-fieldset{border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:16px;background:var(--card)}.rc-fieldset legend{font-weight:700;font-size:1rem;color:var(--pri);padding:0 8px}.rc-fieldset-intro{font-size:.9rem;color:var(--muted);margin:0 0 16px;line-height:1.5}.rc-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.rc-field{display:flex;flex-direction:column}.rc-field>span{font-weight:600;font-size:.85rem;color:var(--fg);margin-bottom:6px}.rc-field input,.rc-field select{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px;font-size:1rem;color:var(--fg);transition:border-color .2s,box-shadow .2s}.rc-field input:focus,.rc-field select:focus{outline:none;border-color:var(--pri);box-shadow:0 0 0 3px rgba(29,78,216,.1)}.hint{font-size:12px;color:var(--muted);margin-top:4px;line-height:1.4}.rc-field-readonly{background-color:#f8fafc;padding:12px;border-radius:10px;border:1px solid var(--line)}.rc-field-readonly span{font-weight:600;color:var(--muted);font-size:.85rem}.rc-readonly-val{font-size:1.25rem;font-weight:700;color:var(--pri-2);margin-top:4px;display:block}.btn{border-radius:10px;padding:12px 18px;border:1px solid var(--pri);background:var(--pri);color:#fff;cursor:pointer;font-weight:600;font-size:.95rem;transition:background .2s,transform .1s}.btn:hover{background:var(--pri-2)}.btn:active{transform:scale(.98)}.btn.primary{background:var(--pri-2);border-color:var(--pri-2)}.btn-block{width:100%;margin-top:10px}.btn-lg{padding:16px 32px;font-size:1.1rem}.rc-actions-inline{display:flex;gap:12px;align-items:center;margin-top:12px;flex-wrap:wrap}.rc-actions{display:flex;gap:10px;margin-top:12px}.rc-sct-out{font-size:.9rem;color:var(--muted)}.rc-result{margin-top:24px;padding-top:24px;border-top:2px solid var(--line)}.rc-kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}.kpi{background:#fff;border:1px solid var(--line);padding:16px;border-radius:var(--radius);transition:box-shadow .2s}.kpi:hover{box-shadow:var(--shadow)}.kpi-highlight{background:var(--pri-light);border-color:var(--pri)}.kpi-highlight strong{color:var(--pri)}.kpi-label{font-size:12px;color:var(--muted);display:block;margin-bottom:6px}.kpi-label small{display:block;font-weight:400;color:var(--muted);font-size:11px;margin-top:2px;line-height:1.3}.kpi strong{font-size:20px;color:var(--fg)}.rc-sensitivity{display:flex;gap:10px;margin-top:16px;flex-wrap:wrap}.btn-sens{flex:1 1 200px;background:var(--card);border:1px solid var(--line);padding:10px 14px;border-radius:8px;cursor:default;color:var(--fg);text-align:center;font-size:.9rem}.btn-sens strong{color:var(--pri)}.btn-sens.positive strong{color:var(--ok)}.btn-sens.negative strong{color:var(--bad)}.rc-secondary{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-top:20px}.rc-side{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px}.rc-side h4{margin:0 0 12px;font-size:1rem;color:var(--fg)}#rcChart{max-height:320px!important}.tips{margin:10px 0 0 18px;padding:0}.tips li{margin-bottom:6px;font-size:.9rem;color:var(--muted)}.top-costs{list-style-type:none;padding-left:0;margin:0}.top-costs li{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid var(--line);font-size:.9rem}.top-costs li:last-child{border-bottom:none}.top-costs li strong{margin-left:10px;font-size:1rem;color:var(--pri)}.sem-box{background:#fff;border:1px solid var(--line);padding:14px;border-radius:var(--radius)}.sem-title{font-size:12px;color:var(--muted);font-weight:600}.sem-light{margin-top:8px;width:100%;padding:12px;border-radius:10px;text-align:center;font-weight:700;font-size:1.1rem}.sem-green{background:var(--ok-light);color:#065f46;border:1px solid #34d399}.sem-amber{background:var(--warn-light);color:#92400e;border:1px solid #f59e0b}.sem-red{background:var(--bad-light);color:#991b1b;border:1px solid #ef4444}.sem-na{background:#f1f5f9;color:#334155;border:1px solid var(--line)}.sem-msg{font-size:.85rem;color:var(--muted);margin-top:8px}.rc-msg{color:var(--muted);margin-top:8px;font-size:.9rem}.quote-box{background:#fff;border:1px solid var(--line);padding:16px;border-radius:var(--radius)}.quote-item{position:relative}.quote-item:first-child{border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:12px}.quote-label{font-size:13px;color:var(--muted);display:block;margin-bottom:4px}.quote-label strong{color:var(--pri-2);font-weight:700}.quote-val{font-size:1.5rem;font-weight:700;color:var(--pri)}.quote-hint{display:block;font-size:11px;color:var(--muted);margin-top:4px}.rc-content-section{margin-top:48px;padding:32px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius)}.rc-content-section h2{font-size:1.5rem;font-weight:700;color:var(--fg);margin:0 0 16px}.rc-content-section h3{font-size:1.15rem;font-weight:700;color:var(--pri);margin:24px 0 12px}.rc-content-section p{font-size:1rem;line-height:1.7;color:var(--fg);margin-bottom:12px}.rc-content-section ul{margin:0 0 16px;padding-left:24px}.rc-content-section li{font-size:.95rem;line-height:1.6;color:var(--fg);margin-bottom:8px}.rc-content-section li strong{color:var(--pri)}.rc-feature-list{list-style:none;padding:0;margin:16px 0}.rc-feature-list li{position:relative;padding-left:28px;margin-bottom:12px}.rc-feature-list li::before{content:'✓';position:absolute;left:0;color:var(--ok);font-weight:700;font-size:1.1rem}.rc-step{margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid var(--line)}.rc-step:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.rc-callout{background:var(--warn-light);border-left:4px solid var(--warn);padding:16px 20px;border-radius:0 8px 8px 0;margin:16px 0}.rc-callout strong{color:#92400e}.rc-formula-section{background:linear-gradient(135deg,#f0fdf4 0%,#ecfdf5 100%);border-color:#bbf7d0}.rc-formula-box{background:var(--bg);border:2px dashed #22c55e;border-radius:8px;padding:20px;text-align:center;margin:16px 0}.rc-formula-box code{font-size:1.1rem;font-weight:600;color:#166534;font-family:inherit}.rc-diff-section{background:linear-gradient(135deg,var(--pri-light) 0%,#eff6ff 100%);border-color:#93c5fd}.rc-diff-box{text-align:center}.rc-diff-formula{background:var(--bg);border:2px solid var(--pri);border-radius:8px;padding:16px 20px;margin:16px 0}.rc-diff-formula strong{color:var(--pri);font-size:1rem}.rc-faq-section{background:var(--card)}.rc-faq-list{display:flex;flex-direction:column;gap:12px;margin-top:20px}.rc-faq-item{background:var(--bg);border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:border-color .2s}.rc-faq-item[open]{border-color:var(--pri)}.rc-faq-item summary{padding:16px 20px;font-weight:600;color:var(--fg);cursor:pointer;font-size:1rem;list-style:none;display:flex;justify-content:space-between;align-items:center;transition:background .2s}.rc-faq-item summary::-webkit-details-marker{display:none}.rc-faq-item summary::after{content:'+';font-size:1.5rem;font-weight:400;color:var(--muted);transition:transform .2s;flex-shrink:0;margin-left:16px}.rc-faq-item[open] summary::after{content:'−';color:var(--pri)}.rc-faq-item summary:hover{background:var(--card)}.rc-faq-answer{padding:0 20px 20px}.rc-faq-answer p{margin:0;color:var(--muted);line-height:1.7}.rc-cta-section{margin-top:48px;padding:40px 32px;background:linear-gradient(135deg,var(--pri) 0%,var(--pri-2) 100%);border-radius:var(--radius);text-align:center}.rc-cta-section h2{font-size:1.5rem;font-weight:700;color:#fff;margin:0 0 12px}.rc-cta-section p{font-size:1.05rem;color:rgba(255,255,255,.9);margin:0 0 20px}.rc-cta-section .btn{background:#fff;color:var(--pri);border-color:#fff}.rc-cta-section .btn:hover{background:var(--pri-light)}@media(max-width:900px){.rc-kpis{grid-template-columns:repeat(2,1fr)}.rc-secondary{grid-template-columns:1fr}.rc-content-section{padding:24px 20px}}@media(max-width:640px){.rc-wrap{padding:16px 12px}.rc-hero{padding:24px 16px}.rc-hero h1{font-size:1.4rem}.rc-intro__main{font-size:1rem}.rc-card{padding:16px}.rc-fieldset{padding:16px}.rc-grid{grid-template-columns:1fr}.rc-kpis{grid-template-columns:1fr}.rc-content-section{margin-top:32px;padding:20px 16px}.rc-content-section h2{font-size:1.25rem}.rc-faq-item summary{padding:14px 16px;font-size:.95rem}.rc-cta-section{padding:32px 20px}}.rc-field[style*="display: none"]{display:none!important}.rc-field[style*="opacity: 0.5"]{opacity:.5;pointer-events:none}.rc-field[style*="opacity: 0.5"] input{background-color:var(--card)}html{scroll-behavior:smooth}:target{scroll-margin-top:100px}