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var(--rf-gray-200);border-radius:var(--rf-radius-lg);background:var(--rf-paper);overflow:hidden}.rf-faq__item{border-bottom:1px solid var(--rf-gray-150)}.rf-faq__item:last-child{border-bottom:none}.rf-faq__q{width:100%;display:flex;align-items:center;justify-content:space-between;padding:20px 28px;font-size:15px;font-weight:600;color:var(--rf-gray-900);text-align:left;letter-spacing:-.005em}.rf-faq__chev{transition:transform .2s;color:var(--rf-gray-500)}.rf-faq__item--open .rf-faq__chev{transform:rotate(180deg);color:var(--rf-blue-600)}.rf-faq__a{max-height:0;overflow:hidden;transition:max-height .28s ease}.rf-faq__item--open .rf-faq__a{max-height:320px}.rf-faq__a p{padding:0 28px 22px;font-size:14px;color:var(--rf-gray-600);line-height:1.6;max-width:720px}.rf-section--cta{background:radial-gradient(ellipse 80% 80% at 50% 0,#1453b8 0,#071a33 80%);position:relative;overflow:hidden;padding-bottom:64px}.rf-section--cta:before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,hsla(0,0%,100%,.04) 1px,transparent 0),linear-gradient(180deg,hsla(0,0%,100%,.04) 1px,transparent 0);background-size:56px 56px;mask-image:radial-gradient(ellipse 80% 60% at 50% 50%,#000,transparent);-webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 50%,#000,transparent);pointer-events:none}.rf-cta-light{background:#fff!important;border-color:#fff!important;box-shadow:0 8px 24px rgba(0,0,0,.16)!important}.rf-cta-light,.rf-cta-light:hover{color:var(--rf-blue-700)!important}.rf-cta-light:hover{background:var(--rf-blue-50)!important;border-color:var(--rf-blue-50)!important}.letter-mock--zip20{aspect-ratio:auto;padding:0;background:transparent;filter:drop-shadow(0 24px 48px rgba(15,23,42,.18)) drop-shadow(0 4px 12px rgba(15,23,42,.08));-webkit-user-select:none;-moz-user-select:none;user-select:none;-webkit-user-drag:none;user-drag:none;-webkit-tap-highlight-color:transparent}.letter-mock--zip20 .letter-mock__topbar{display:flex;align-items:center;gap:8px;padding:8px 14px;background:linear-gradient(180deg,#f6faff,#eff5ff);border:1px solid rgba(20,83,184,.14);border-bottom:0;border-radius:8px 8px 0 0;font-family:var(--rf-sans),system-ui,sans-serif;font-size:11px;letter-spacing:.04em;color:var(--rf-gray-700)}.letter-mock--zip20 .letter-mock__topbar-dot{width:8px;height:8px;border-radius:50%;background:#10b981;box-shadow:0 0 0 2px rgba(16,185,129,.18);flex-shrink:0}.letter-mock--zip20 .letter-mock__topbar-label{font-weight:700;text-transform:uppercase;flex:1}.letter-mock--zip20 .letter-mock__topbar-fmt{font-size:10.5px;color:var(--rf-gray-500);font-weight:500}.letter-mock--zip20 .letter-mock__page{background:#fff;border:1px solid rgba(15,23,42,.06);border-radius:0 0 8px 8px;padding:7% 8% 5%;font-family:Times New Roman,Times,Georgia,serif;font-size:11px;line-height:1.6;color:#1b1f23;position:relative;overflow:hidden;aspect-ratio:.707/1}.letter-mock--zip20 .letter-mock__watermark{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:80px;pointer-events:none;z-index:2;transform:rotate(-22deg);opacity:.07}.letter-mock--zip20 .letter-mock__watermark span{font-family:var(--rf-sans),system-ui,sans-serif;font-weight:800;font-size:32px;letter-spacing:.12em;color:var(--rf-blue-600);white-space:nowrap}@media (max-width:480px){.letter-mock--zip20 .letter-mock__watermark span{font-size:22px;letter-spacing:.08em}.letter-mock--zip20 .letter-mock__watermark{gap:50px}}.letter-mock--zip20.letter-mock--sm .letter-mock__watermark span{font-size:20px}.letter-mock--zip20 .letter-mock__lede{margin:0 0 14px;text-align:justify;position:relative;z-index:1}.letter-mock--zip20 .letter-mock__fake-para{display:flex;flex-direction:column;gap:5px;margin:0 0 14px;position:relative;z-index:1}.letter-mock--zip20 .letter-mock__fake-para .letter-mock__line{height:6px;background:#94a3b8;border-radius:2px;opacity:.55}.letter-mock--zip20 .letter-mock__line--55{width:55%}.letter-mock--zip20 .letter-mock__line--72{width:72%}.letter-mock--zip20 .letter-mock__line--85{width:85%}.letter-mock--zip20 .letter-mock__line--88{width:88%}.letter-mock--zip20 .letter-mock__line--90{width:90%}.letter-mock--zip20 .letter-mock__line--92{width:92%}.letter-mock--zip20 .letter-mock__line--95{width:95%}.letter-mock--zip20 .letter-mock__obj-sub{font-size:.92em;color:#475569;font-style:italic}.letter-mock--zip20 .letter-mock__footer{margin-top:20px;padding-top:10px;border-top:1px dotted #cbd5e1;font-size:9.5px;color:#94a3b8;font-family:var(--rf-sans),system-ui,sans-serif;letter-spacing:.04em;text-align:center}.letter-mock--zip20 *{-webkit-user-select:none;-moz-user-select:none;user-select:none}@media (max-width:760px){.letter-mock--zip20 .letter-mock__page{padding:8% 7% 5%;font-size:10.5px}.letter-mock--zip20 .letter-mock__topbar{padding:7px 12px;font-size:10.5px}}@media (max-width:380px){.letter-mock--zip20 .letter-mock__page{padding:8% 6% 5%;font-size:10px}.letter-mock--zip20 .letter-mock__topbar-fmt{display:none}}@media (max-width:480px){.rf-container{padding:0 16px}.rf-hero{padding:24px 0 32px}.rf-hero__title{font-size:32px;line-height:1.08;letter-spacing:-.025em}.rf-hero__sub{font-size:14.5px;line-height:1.5}.rf-hero__bullets li{font-size:13.5px;line-height:1.4}.rf-hero-card{padding:18px 16px}.rf-hero-card__title{font-size:16px}.rf-hero-card__desc{font-size:12.5px}}@media (max-width:380px){.rf-hero__title{font-size:28px}.rf-hero__sub{font-size:14px}.rf-hero-card{padding:16px 14px}}@media (max-width:480px){.rf-section{padding:56px 0}.rf-section__title{font-size:28px;line-height:1.15;letter-spacing:-.02em}.rf-section__sub{font-size:14.5px;line-height:1.5}}@media (max-width:380px){.rf-section__title{font-size:24px}.rf-section__sub{font-size:13.5px}}@media (max-width:760px){.rf-section--cta .rf-section__title{font-size:36px!important;line-height:1.12}}@media (max-width:480px){.rf-section--cta .rf-section__title{font-size:28px!important}.rf-section--cta{padding:56px 0 48px}}@media (max-width:380px){.rf-section--cta .rf-section__title{font-size:24px!important}}@media (max-width:480px){.rf-pricing-note{font-size:11.5px;line-height:1.45;padding:0 4px}}@media (max-width:920px){.rf-letter-show{grid-template-columns:1fr;gap:40px}}@media (max-width:480px){.rf-faq__item{padding:16px 14px}.rf-faq__q{font-size:14.5px;line-height:1.4}.rf-faq__a{font-size:13.5px;line-height:1.55}}body,html{overflow-x:hidden}@media (max-width:760px){.rf-btn{min-height:44px}}