:root{--ink:#08253a;--text:#183142;--muted:#647987;--line:#d7e1df;--paper:#fffdf8;--canvas:#f6f3ea;--cyan:#25a7aa;--cyan-soft:#e5f7f5;--coral:#f27855;--coral-soft:#fff0e9;--lime:#78c94d;--amber:#f1b547;--shadow:0 24px 65px rgba(8,37,58,.10);--shell:min(1180px,calc(100% - 32px))}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--paper);color:var(--text);font-family:"Segoe UI",Arial,sans-serif;line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img,svg{display:block;max-width:100%}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:var(--ink)}.shell{width:var(--shell);margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:8px}.skip-link{position:fixed;left:16px;top:-90px;z-index:1000;padding:11px 15px;background:var(--ink);color:#fff;border-radius:8px;font-weight:900}.skip-link:focus{top:16px}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,253,248,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.header-inner{min-height:72px;display:flex;align-items:center;gap:22px}.rv-logo-image{height:auto;max-width:230px}.main-nav{display:flex;gap:4px;margin-left:auto;font-size:.88rem;font-weight:800;color:#506674}.main-nav a{padding:9px 10px;border-radius:8px}.main-nav a:hover,.main-nav a[aria-current="page"]{background:#eef3f1;color:var(--ink)}.header-cta{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 15px;border-radius:10px;background:var(--ink);color:#fff;font-weight:900}.menu-toggle{display:none;margin-left:auto;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px}.menu-toggle span{width:18px;height:2px;background:var(--ink)}
.hero{position:relative;overflow:hidden;padding:28px 0 72px;background:linear-gradient(180deg,#fffdf8 0%,#f7f3e9 100%);border-bottom:1px solid var(--line)}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(8,37,58,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(8,37,58,.035) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(90deg,#000,rgba(0,0,0,.45) 58%,transparent 90%)}.breadcrumbs{position:relative;display:flex;flex-wrap:wrap;gap:8px;padding:0 0 28px;color:#72848e;font-size:.84rem;font-weight:750}.breadcrumbs a:hover{color:var(--cyan)}.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.02fr) minmax(430px,.98fr);gap:64px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:9px;margin-bottom:14px;color:#08777b;font-size:.73rem;font-weight:950;letter-spacing:.11em;text-transform:uppercase}.eyebrow:before{content:"";width:22px;height:2px;background:var(--coral)}.hero h1{max-width:10ch;margin-bottom:20px;font-size:clamp(3.1rem,6vw,5.9rem);line-height:.92;letter-spacing:-.065em;font-weight:950}.hero h1 em{font-style:normal;color:var(--coral)}.hero-lead{max-width:690px;margin-bottom:0;color:var(--muted);font-size:1.1rem;line-height:1.75}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 16px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-weight:900}.btn-primary{border-color:var(--ink);background:var(--ink);color:#fff}.hero-proof{display:flex;flex-wrap:wrap;gap:9px 18px;margin-top:22px;color:#566d79;font-size:.79rem;font-weight:800}.hero-proof span:before{content:"✓";margin-right:7px;color:#08777b;font-weight:950}
.price-visual{position:relative;padding:22px;border:1px solid #cbd9d5;border-radius:26px;background:#fff;box-shadow:var(--shadow);overflow:hidden}.price-visual:after{content:"PRICE STACK";position:absolute;right:-15px;bottom:-20px;color:rgba(8,37,58,.045);font-size:3.9rem;font-weight:950;letter-spacing:-.06em}.visual-head{position:relative;z-index:1;display:flex;justify-content:space-between;gap:12px;align-items:center;padding-bottom:15px;border-bottom:1px solid var(--line);font-size:.76rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.visual-head b{color:#08777b}.stack{position:relative;z-index:1;margin-top:22px}.stack-price{display:flex;height:92px;border:1px solid #b8cac6;border-radius:14px;overflow:hidden;background:#edf3f1}.stack-cost,.stack-profit{display:flex;flex-direction:column;justify-content:center;padding:14px 16px;min-width:0}.stack-cost{width:60%;background:var(--cyan-soft)}.stack-profit{width:40%;background:var(--coral-soft);border-left:2px dashed rgba(242,120,85,.55)}.stack span{color:#667d87;font-size:.68rem;font-weight:900;text-transform:uppercase;letter-spacing:.07em}.stack strong{margin-top:3px;color:var(--ink);font-size:1.45rem;line-height:1}.stack-axis{display:flex;justify-content:space-between;margin-top:7px;color:#748892;font-size:.71rem;font-weight:800}.stack-total{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-top:18px;padding:14px 16px;border-radius:12px;background:var(--ink);color:#fff}.stack-total span{color:#a9bbc4}.stack-total strong{color:#fff;font-size:2rem}.formula-pills{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}.formula-pill{padding:13px;border:1px solid var(--line);border-radius:12px;background:#fff}.formula-pill span{display:block;color:#6c818b;font-size:.68rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase}.formula-pill strong{display:block;margin-top:5px;font-size:1.35rem}.formula-pill small{display:block;margin-top:4px;color:var(--muted);font-size:.75rem}
.quick-strip{background:#fff;border-bottom:1px solid var(--line)}.quick-grid{display:grid;grid-template-columns:repeat(3,1fr)}.quick-grid div{padding:17px 20px;border-right:1px solid var(--line)}.quick-grid div:last-child{border-right:0}.quick-grid span{display:block;color:#71838c;font-size:.68rem;font-weight:900;text-transform:uppercase;letter-spacing:.07em}.quick-grid strong{display:block;margin-top:4px;color:var(--ink);font-size:.96rem}
.section{padding:82px 0}.section-soft{background:#f1f7f5}.section-head{max-width:800px;margin-bottom:34px}.section-head h2{margin-bottom:12px;font-size:clamp(2rem,4vw,3.45rem);line-height:1;letter-spacing:-.045em}.section-head p{margin:0;color:var(--muted);font-size:1rem;line-height:1.75}
.calc-layout{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(390px,.92fr);gap:26px;align-items:start}.calc-card,.result-card{border:1px solid var(--line);border-radius:24px;background:#fff;overflow:hidden;box-shadow:0 16px 44px rgba(8,37,58,.06)}.calc-card{padding:26px}.mode-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:26px}.mode-btn{min-height:92px;padding:15px 16px;border:1px solid var(--line);border-radius:14px;background:#fff;text-align:left;color:var(--ink)}.mode-btn span{display:block;color:#72858f;font-size:.69rem;font-weight:900;text-transform:uppercase;letter-spacing:.07em}.mode-btn strong{display:block;margin-top:5px;font-size:1rem}.mode-btn small{display:block;margin-top:3px;color:var(--muted);font-size:.77rem}.mode-btn.is-active{border-color:#82c8c7;background:var(--cyan-soft);box-shadow:inset 0 0 0 1px #82c8c7}.form-step{padding-top:22px;border-top:1px solid var(--line)}.form-step+.form-step{margin-top:22px}.step-label{display:flex;gap:12px;align-items:flex-start;margin-bottom:15px}.step-label b{display:grid;place-items:center;width:31px;height:31px;flex:0 0 31px;border-radius:50%;background:var(--ink);color:#fff;font-size:.75rem}.step-label strong{display:block;color:var(--ink)}.step-label small{display:block;margin-top:3px;color:var(--muted);font-size:.8rem}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:grid;gap:7px}.field>span{color:#334f5e;font-size:.8rem;font-weight:900}.control{position:relative}.control input{width:100%;min-height:52px;padding:0 58px 0 13px;border:1px solid #bfcfcb;border-radius:11px;background:#fff;color:var(--ink);font-weight:900}.control input:focus{border-color:var(--cyan);outline:none;box-shadow:0 0 0 3px rgba(37,167,170,.12)}.control em{position:absolute;right:13px;top:50%;transform:translateY(-50%);color:#748993;font-size:.76rem;font-style:normal;font-weight:900}.field small{color:var(--muted);font-size:.74rem}.target-type{display:flex;gap:8px;margin-bottom:14px}.target-type button{min-height:42px;padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;font-weight:900;color:#4e6772}.target-type button.is-active{border-color:var(--coral);background:var(--coral-soft);color:var(--ink)}.form-actions{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}.reset-btn{border:0;background:transparent;color:#5d7480;font-weight:850}.calc-note{margin-top:16px;padding:13px 14px;border-radius:12px;background:#f7f5ed;color:#60757e;font-size:.78rem;line-height:1.55}
.result-card{position:relative;padding:26px;background:var(--ink);color:#fff}.result-card:before{content:"";position:absolute;left:0;right:0;top:0;height:5px;background:linear-gradient(90deg,var(--cyan) 0 52%,var(--coral) 52%)}.result-kicker{color:#8fd9d7;font-size:.7rem;font-weight:950;letter-spacing:.09em;text-transform:uppercase}.primary-result{margin-top:12px;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.14)}.primary-result span{display:block;color:#9db0b9;font-size:.72rem;font-weight:900;text-transform:uppercase;letter-spacing:.07em}.primary-result output{display:block;margin-top:5px;color:#fff;font-size:clamp(2.7rem,6vw,4.4rem);line-height:.98;font-weight:950;letter-spacing:-.055em}.primary-result p{margin:10px 0 0;color:#d3dde1;line-height:1.55}.result-metrics{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:16px}.metric{padding:13px;border:1px solid rgba(255,255,255,.13);border-radius:12px;background:rgba(255,255,255,.045)}.metric span{display:block;color:#91a7b1;font-size:.67rem;font-weight:900;text-transform:uppercase;letter-spacing:.06em}.metric strong{display:block;margin-top:4px;color:#fff;font-size:1.2rem}.result-explain{margin-top:16px;padding:15px;border-radius:12px;background:#fff;color:var(--ink)}.result-explain strong{display:block}.result-explain p{margin:5px 0 0;color:#586f7a;font-size:.82rem;line-height:1.55}.result-boundary{margin:13px 0 0;color:#aebfc6;font-size:.74rem;line-height:1.5}
.split-section{background:#fff}.split-layout{display:grid;grid-template-columns:minmax(300px,.75fr) minmax(0,1.25fr);gap:54px;align-items:center}.split-copy h2{font-size:clamp(2.1rem,4vw,3.6rem);line-height:.98;letter-spacing:-.05em}.split-copy p{color:var(--muted);line-height:1.75}.hundred-board{border:1px solid var(--line);border-radius:24px;background:#f8faf7;padding:24px}.hundred-bar{display:flex;height:72px;border-radius:14px;overflow:hidden}.hundred-cost{background:#9edddb}.hundred-profit{background:#f5a68f}.hundred-bar>div{display:flex;align-items:center;padding:0 16px;color:var(--ink);font-weight:950}.hundred-cost{width:60%}.hundred-profit{width:40%}.hundred-labels{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:15px}.hundred-labels div{padding:13px;border-radius:12px;background:#fff;border:1px solid var(--line)}.hundred-labels span{display:block;color:#6d818a;font-size:.69rem;font-weight:900;text-transform:uppercase}.hundred-labels strong{display:block;margin-top:4px;font-size:1.1rem}.markup-arrow{margin-top:18px;padding:13px 14px;border-left:4px solid var(--coral);background:var(--coral-soft);font-size:.87rem;color:#526a74}.markup-arrow strong{color:var(--ink)}
.discount-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:34px;align-items:center}.discount-control{padding:24px;border:1px solid var(--line);border-radius:22px;background:#fff}.discount-control label{display:flex;justify-content:space-between;gap:16px;color:var(--ink);font-weight:900}.discount-control output{color:var(--coral);font-size:1.2rem}.discount-control input[type=range]{width:100%;margin:18px 0 9px;accent-color:var(--coral)}.discount-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.discount-grid div{padding:12px;border-radius:11px;background:#f7f5ed}.discount-grid span{display:block;color:#70838d;font-size:.65rem;font-weight:900;text-transform:uppercase}.discount-grid strong{display:block;margin-top:4px;color:var(--ink)}.discount-message{margin:14px 0 0;color:#5e747e;font-size:.82rem}.runway{display:grid;place-items:center;min-height:250px;border-radius:50%;background:conic-gradient(var(--coral) 0 var(--runway,40%),#e5ece9 var(--runway,40%) 100%);padding:20px;position:relative}.runway:before{content:"";position:absolute;inset:24px;border-radius:50%;background:var(--paper)}.runway-inner{position:relative;text-align:center}.runway-inner span{display:block;color:#71858e;font-size:.69rem;font-weight:900;text-transform:uppercase}.runway-inner strong{display:block;margin-top:5px;color:var(--ink);font-size:2.2rem}.runway-inner small{display:block;max-width:180px;margin-top:5px;color:var(--muted);font-size:.76rem}
.method-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:36px}.method-copy ul{margin:18px 0 0;padding-left:20px;color:#526a74}.method-copy li+li{margin-top:8px}.method-card{border:1px solid var(--line);border-radius:22px;background:#fff;padding:22px}.method-row{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:12px 0;border-bottom:1px solid var(--line)}.method-row:last-child{border-bottom:0}.method-row span{color:#71848d;font-size:.75rem;font-weight:900}.method-row strong{color:var(--ink);font-size:.85rem}.method-boundary{margin-top:20px;padding:15px 17px;border-radius:12px;background:#fff6dd;border:1px solid #f0d594;color:#665528;font-size:.82rem;line-height:1.6}.formula-list{margin-top:20px;display:grid;gap:8px}.formula-list code{display:block;padding:11px 13px;border-radius:9px;background:#eef5f3;color:#173c4c;font-family:Consolas,monospace;font-size:.82rem;white-space:normal}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.related-grid a{padding:18px;border:1px solid var(--line);border-radius:16px;background:#fff}.related-grid span{display:block;color:#08777b;font-size:.68rem;font-weight:950;text-transform:uppercase}.related-grid strong{display:block;margin-top:6px;color:var(--ink)}.related-grid p{margin:7px 0 0;color:var(--muted);font-size:.79rem}
.faq-list{display:grid;gap:9px}.faq-list details{border:1px solid var(--line);border-radius:13px;background:#fff;padding:0 17px}.faq-list summary{cursor:pointer;padding:16px 0;color:var(--ink);font-weight:900}.faq-list p{padding:0 0 16px;color:var(--muted);font-size:.88rem}
.rv-brand-footer{background:#061c2d;color:#dbe5e8;padding:48px 0 24px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:34px}.footer-brand p{max-width:430px;color:#9fb0b8}.footer-grid h3{color:#fff;font-size:.9rem}.footer-grid>div:not(.footer-brand)>a{display:block;margin-top:8px;color:#b8c6cc;font-size:.84rem}.social-icons{display:flex;gap:9px;margin-top:18px}.social-icon{display:grid;place-items:center;width:42px;height:42px;border:1px solid rgba(255,255,255,.22);border-radius:50%;color:#fff;background:rgba(255,255,255,.04);transition:.15s}.social-icon:hover{background:#fff;color:var(--ink);transform:translateY(-1px)}.social-icon svg{width:20px;height:20px;fill:currentColor}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.13);color:#91a3ab;font-size:.76rem}
@media(max-width:980px){.hero-grid,.calc-layout,.split-layout,.discount-layout,.method-grid{grid-template-columns:1fr}.price-visual{max-width:650px}.calc-layout{gap:18px}.result-card{order:2}.discount-layout{justify-items:stretch}.runway{width:280px;min-height:280px;justify-self:center}.main-nav,.header-cta{display:none}.menu-toggle{display:flex}.main-nav.is-open{display:flex;position:absolute;left:16px;right:16px;top:66px;flex-direction:column;align-items:stretch;padding:10px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}.main-nav.is-open a{padding:11px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:680px){.hero{padding-bottom:52px}.hero-grid{gap:34px}.hero h1{font-size:clamp(2.7rem,15vw,4.6rem)}.price-visual{padding:16px;border-radius:20px}.quick-grid{grid-template-columns:1fr}.quick-grid div{border-right:0;border-bottom:1px solid var(--line)}.quick-grid div:last-child{border-bottom:0}.section{padding:62px 0}.calc-card,.result-card{padding:19px;border-radius:19px}.mode-row,.field-grid,.formula-pills,.result-metrics,.discount-grid,.related-grid{grid-template-columns:1fr}.mode-btn{min-height:82px}.hundred-labels{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-bottom{flex-direction:column}.method-row{grid-template-columns:1fr;gap:3px}.stack-total strong{font-size:1.6rem}.stack-price{height:108px}.runway{width:240px;min-height:240px}}