.rotating-banner{background:linear-gradient(135deg,var(--color-brand-dark),var(--color-brand));border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-brand);position:relative;overflow:hidden}.rotating-banner:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 20% 50%,rgba(255,255,255,.1) 0%,transparent 70%);pointer-events:none}.rotating-banner__inner{display:flex;flex-direction:column;align-items:center;gap:.75rem;position:relative;z-index:1}.rotating-banner__icon{color:#ffffff4d;width:32px;height:32px;flex-shrink:0}.rotating-banner__text-wrapper{width:100%;min-height:2.5rem;display:flex;align-items:center;justify-content:center;text-align:center}.rotating-banner__typewriter{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;line-height:1.3;color:#fff;text-align:center;margin:0;min-height:2.5rem;display:flex;align-items:center;justify-content:center;flex-wrap:wrap}.rotating-banner__cursor{display:inline-block;color:#fff;font-weight:100;animation:blink .8s step-end infinite;margin-left:1px}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.rotating-banner__benefit{font-family:var(--font-body);font-size:var(--text-sm);line-height:1.5;color:#ffffffd9;text-align:center;margin:0}.rotating-banner__cta{width:100%;display:flex;justify-content:center}.rotating-banner__cta :deep(.btn-base){width:100%;max-width:280px}@media(prefers-reduced-motion:reduce){.rotating-banner__cursor{display:none}}.formula-showcase__card--inverse{background:linear-gradient(135deg,var(--color-bg-alt),var(--color-bg));border:2px solid var(--color-accent);color:var(--color-text)}.formula-showcase__card--inverse .formula-showcase__display{color:var(--color-accent)}.formula-variables{background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius);padding:1.25rem 1.5rem;margin:1.5rem 0}.formula-variables__title{font-family:var(--font-display);font-size:var(--text-sm);font-weight:700;color:var(--color-text);margin-bottom:.75rem}.formula-variables__list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.4rem}.formula-variables__list li{font-size:var(--text-sm);color:var(--color-text-secondary);margin:0}.formula-variables__var{display:inline-block;font-family:var(--font-mono);font-weight:700;color:var(--color-brand);background:oklch(68% .2 128 / .1);padding:.1rem .4rem;border-radius:var(--radius-sm);min-width:1.5rem;text-align:center}.cta-banner-inline__icon{display:none;flex-shrink:0;color:#fff9}@media(min-width:640px){.cta-banner-inline__icon{display:block}}.tool-toc{background:linear-gradient(135deg,var(--color-bg-alt),var(--color-bg));border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.5rem 1.75rem;box-shadow:var(--shadow-sm)}.tool-toc__label{display:block;font-family:var(--font-display);font-size:var(--text-sm);font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--color-brand);margin-bottom:.75rem}.tool-toc__list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.35rem}.tool-toc__list li{margin:0;padding:0}.tool-toc__list>li>a{font-family:var(--font-body);font-size:var(--text-sm);line-height:1.4;color:var(--color-text-secondary);text-decoration:none;transition:all .2s ease;display:block;border-left:3px solid transparent;padding:0rem 0rem 0rem .75rem;font-weight:500}.tool-toc__list>li>a:hover{color:var(--color-brand);border-left-color:var(--color-brand);background:oklch(68% .2 128 / .06);border-radius:0 var(--radius-sm) var(--radius-sm) 0}.tool-toc__sublist{list-style:none;padding:0;margin:0 0 .25rem 1.25rem;display:flex;flex-direction:column;gap:.15rem}.tool-toc__sublist a{font-family:var(--font-body);font-size:var(--text-xs);line-height:1.3;color:var(--color-text-muted);text-decoration:none;transition:color .2s ease;display:block;padding:.2rem 0 .2rem .5rem;border-left:2px solid var(--color-border)}.tool-toc__sublist a:hover{color:var(--color-brand);border-left-color:var(--color-brand)}.prose-custom h2{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:700;line-height:1.2;color:var(--color-text);margin-top:2.5rem;margin-bottom:1rem;scroll-margin-top:6rem}.prose-custom h3{font-family:var(--font-display);font-size:var(--text-xl);font-weight:600;line-height:1.3;color:var(--color-text);margin-top:2rem;margin-bottom:.75rem;scroll-margin-top:6rem}.prose-custom p{font-size:var(--text-base);line-height:1.7;color:var(--color-text-secondary);margin-bottom:1rem}.prose-custom ul,.prose-custom ol{font-size:var(--text-base);line-height:1.7;color:var(--color-text-secondary);margin-bottom:0rem;padding-left:1.5rem}.prose-custom li{margin-bottom:0rem}.prose-custom strong{color:var(--color-text);font-weight:600}.prose-custom hr{border:none;border-top:1px solid var(--color-border);margin:2rem 0}.formula-showcase{margin:1.5rem 0}.formula-showcase__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.formula-showcase__grid--single{grid-template-columns:minmax(200px,400px)}.formula-showcase__card{border-radius:var(--radius-lg);padding:1.5rem;text-align:center;display:flex;flex-direction:column;align-items:center;gap:.5rem;transition:all .3s ease;position:relative;overflow:hidden}.formula-showcase__card--primary{background:linear-gradient(135deg,var(--color-brand-dark),#064a2e);color:#fff;box-shadow:var(--shadow-brand)}.formula-showcase__card--primary .formula-showcase__label,.formula-showcase__card--primary .formula-showcase__desc{color:#fffc}.formula-showcase__card--primary .formula-showcase__display{color:#fff}.formula-showcase__card--secondary{background:linear-gradient(135deg,var(--color-bg-alt),var(--color-bg));border:2px solid var(--color-brand);color:var(--color-text)}.formula-showcase__card--secondary .formula-showcase__display{color:var(--color-brand)}.formula-showcase__card:hover{transform:translateY(-4px) scale(1.02);box-shadow:var(--shadow-lg)}.formula-showcase__label{font-family:var(--font-display);font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted)}.formula-showcase__display{font-family:var(--font-mono);font-size:var(--text-2xl);font-weight:700;line-height:1.2;letter-spacing:-.02em}.formula-showcase__desc{font-family:var(--font-body);font-size:var(--text-sm);color:var(--color-text-muted)}.example-showcase{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;margin:1.5rem 0;box-shadow:var(--shadow-sm);transition:box-shadow .3s ease;scroll-margin-top:6rem}.example-showcase:hover{box-shadow:var(--shadow)}.example-showcase__header{display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;background:linear-gradient(135deg,var(--color-bg-alt),var(--color-bg));border-bottom:1px solid var(--color-border)}.example-showcase__number{display:inline-flex;align-items:center;justify-content:center;width:2rem;height:2rem;border-radius:var(--radius-full);background:var(--color-brand);color:#fff;font-family:var(--font-mono);font-size:var(--text-sm);font-weight:700;flex-shrink:0}.example-showcase__title{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;color:var(--color-text);margin:0}.example-showcase__body{padding:1.25rem;display:grid;grid-template-columns:1fr;gap:1.25rem}@media(min-width:640px){.example-showcase__body{grid-template-columns:1fr 180px}}.example-showcase__steps{display:flex;flex-direction:column;gap:.5rem}.example-showcase__step{display:flex;align-items:flex-start;gap:.6rem;padding:.4rem .6rem;border-radius:var(--radius-sm);transition:background .2s ease}.example-showcase__step:hover{background:var(--color-bg-alt)}.example-showcase__step p{font-size:var(--text-sm);line-height:1.5;color:var(--color-text-secondary);margin:0}.example-showcase__step-num{display:inline-flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;border-radius:var(--radius-full);background:var(--color-bg-alt);color:var(--color-text-muted);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:700;flex-shrink:0}.example-showcase__step--result{background:oklch(68% .2 128 / .08);border-radius:var(--radius-sm)}.example-showcase__step--result .example-showcase__step-num{background:var(--color-brand);color:#fff}.example-showcase__step--result p{color:var(--color-text);font-weight:500}.example-showcase__table{background:var(--color-bg-alt);border-radius:var(--radius);padding:.75rem;display:flex;flex-direction:column;gap:.25rem;align-self:start}.example-showcase__table-row{display:flex;justify-content:space-between;align-items:center;padding:.35rem .5rem;border-bottom:1px solid var(--color-border)}.example-showcase__table-row:last-child{border-bottom:none}.example-showcase__table-label{font-size:var(--text-xs);color:var(--color-text-muted);font-weight:500}.example-showcase__table-value{font-size:var(--text-sm);color:var(--color-text);font-weight:600;font-family:var(--font-mono)}.example-showcase__table-value--highlight{color:var(--color-brand);font-size:var(--text-base)}.table-wrapper{overflow-x:auto;margin:1.5rem 0;border-radius:var(--radius);border:1px solid var(--color-border)}.rates-table{width:100%;border-collapse:collapse;font-size:var(--text-sm)}.rates-table th{background:var(--color-bg-alt);font-family:var(--font-display);font-weight:600;color:var(--color-text);text-align:left;padding:.75rem 1rem;border-bottom:2px solid var(--color-border)}.rates-table td{padding:.6rem 1rem;color:var(--color-text-secondary);border-bottom:1px solid var(--color-border)}.rates-table tr:last-child td{border-bottom:none}.rates-table tr:hover td{background:var(--color-bg-alt)}.faq-list{display:flex;flex-direction:column;gap:.75rem;margin:1.5rem 0}.faq-item{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:1.25rem;transition:box-shadow .2s ease;scroll-margin-top:6rem}.faq-item:hover{box-shadow:var(--shadow-sm)}.faq-item__question{font-family:var(--font-display);font-size:var(--text-base);font-weight:600;color:var(--color-text);margin-bottom:.5rem;line-height:1.4}.faq-item__answer{font-size:var(--text-sm);line-height:1.6;color:var(--color-text-secondary);margin:0}.cta-banner-inline{background:linear-gradient(135deg,var(--color-brand-dark),#064a2e);border-radius:var(--radius-lg);padding:1.5rem;display:flex;align-items:center;gap:1rem;color:#fff;box-shadow:var(--shadow-brand)}.cta-banner-inline__content{flex:1;display:flex;flex-direction:column;gap:.75rem}.cta-banner-inline__text{font-size:var(--text-sm);line-height:1.5;color:#ffffffe6;margin:0}.cta-banner-inline .btn-primary{align-self:flex-start}@media(max-width:640px){.formula-showcase__grid,.example-showcase__body{grid-template-columns:1fr}.cta-banner-inline{flex-direction:column;text-align:center}.cta-banner-inline .btn-primary{align-self:center}}