:root{--navy:#0e2745;--navy-2:#17395f;--red:#ff5b4d;--ink:#142033;--muted:#5d6877;--line:#dce3ea;--paper:#fff;--ice:#edf5f8;--gold:#ffcd69;--shadow:0 24px 70px rgba(14,39,69,.16)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}button,a{font:inherit}button{cursor:pointer}.site-header{height:78px;padding:0 clamp(1.25rem,4vw,4.5rem);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:rgba(255,255,255,.94);backdrop-filter:blur(16px);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:.75rem;text-decoration:none;color:var(--navy);font-weight:800;letter-spacing:-.02em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--navy);color:#fff;font-size:.82rem;letter-spacing:.06em}.site-header nav{display:flex;gap:2rem}.site-header nav a,.text-link{color:var(--ink);text-decoration:none;font-weight:650}.site-header nav a:hover,.text-link:hover{color:var(--red)}.button{border:0;border-radius:10px;background:var(--red);color:#fff;padding:1rem 1.35rem;font-weight:800;box-shadow:0 8px 22px rgba(255,91,77,.23);transition:transform .2s,box-shadow .2s}.button:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,91,77,.32)}.button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.button-small{padding:.72rem 1rem}.hero{min-height:690px;padding:clamp(4rem,8vw,7.5rem) clamp(1.25rem,7vw,7rem);display:grid;grid-template-columns:minmax(0,1.02fr) minmax(390px,.98fr);align-items:center;gap:clamp(3rem,7vw,7rem);overflow:hidden;background:linear-gradient(112deg,#fff 0 58%,#f2f8fa 58%)}.hero-copy{max-width:680px}.eyebrow{margin:0 0 1rem;color:var(--red);font-weight:850;font-size:.78rem;letter-spacing:.17em}.hero h1{font-size:clamp(3.2rem,6.4vw,6.6rem);line-height:.94;letter-spacing:-.068em;color:var(--navy);margin:0 0 1.6rem;max-width:850px}.hero-lede{font-size:clamp(1.08rem,1.65vw,1.32rem);color:var(--muted);max-width:660px;margin:0 0 2rem}.hero-actions{display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}.trust-list{display:flex;flex-wrap:wrap;gap:.65rem 1.5rem;padding:0;margin:2rem 0 0;list-style:none;color:var(--muted);font-size:.9rem}.trust-list li::before{content:'✓';color:var(--navy);font-weight:900;margin-right:.45rem}.product-stage{min-height:540px;position:relative;display:grid;place-items:center}.stage-grid{position:absolute;inset:6%;background-image:linear-gradient(rgba(14,39,69,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(14,39,69,.08) 1px,transparent 1px);background-size:28px 28px;border-radius:40px;mask-image:linear-gradient(to bottom,transparent,black 20%,black 80%,transparent)}.book-card{position:absolute;width:min(390px,75%);height:490px;left:5%;top:1%;padding:3.3rem 2.6rem;background:linear-gradient(155deg,#17395f,#071b30 75%);border-radius:7px 22px 22px 7px;color:#fff;box-shadow:var(--shadow);transform:rotate(-5deg);overflow:hidden}.book-spine{position:absolute;inset:0 auto 0 0;width:15px;background:rgba(0,0,0,.28)}.book-kicker{font-size:.72rem;letter-spacing:.13em;color:#9fc1d4;margin:0 0 2.2rem}.book-card h2{font-size:2.45rem;line-height:1.02;letter-spacing:-.045em;margin:0}.book-card>p:last-child{position:absolute;left:2.6rem;bottom:2.5rem;right:2rem;color:#c9dbe5;font-size:.84rem}.xray-lines{margin-top:3.2rem;display:grid;gap:.6rem;width:70%}.xray-lines span{height:2px;background:linear-gradient(90deg,var(--red),transparent)}.xray-lines span:nth-child(2){width:80%}.xray-lines span:nth-child(3){width:62%}.xray-lines span:nth-child(4){width:42%}.workbook-card{position:absolute;width:min(370px,72%);right:-1%;bottom:1%;padding:1.5rem;background:white;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);transform:rotate(4deg)}.sheet-top{display:flex;gap:.3rem;margin-bottom:1rem}.sheet-top span{width:8px;height:8px;border-radius:50%;background:var(--line)}.workbook-card strong{color:var(--navy)}.sheet-table{display:grid;grid-template-columns:repeat(3,1fr);margin:1rem 0;border-top:9px solid var(--navy)}.sheet-table i{height:29px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff9e5}.sheet-table i:nth-child(3n){border-right:0}.workbook-card small{color:var(--muted)}.format-chip{position:absolute;padding:.6rem .8rem;border-radius:9px;background:var(--red);color:#fff;font-weight:900;font-size:.75rem;box-shadow:0 8px 20px rgba(14,39,69,.18)}.chip-one{right:8%;top:10%}.chip-two{left:1%;bottom:10%;background:var(--navy)}.proof-strip{padding:1.5rem clamp(1.25rem,7vw,7rem);background:var(--navy);color:#fff;display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.proof-strip div{display:flex;align-items:center;justify-content:center;gap:1rem;border-right:1px solid rgba(255,255,255,.2)}.proof-strip div:last-child{border:0}.proof-strip strong{font-size:2rem;color:var(--gold)}.proof-strip span{font-size:.9rem;color:#d8e5ee}.problem-section,.contents,.workflow-section,.audience-section,.purchase-section,.faq-section{padding:clamp(5rem,9vw,9rem) clamp(1.25rem,7vw,7rem)}.problem-section{display:grid;grid-template-columns:1fr 1fr;gap:clamp(3rem,8vw,9rem);align-items:start}.problem-section h2,.section-heading h2,.audience-section h2,.purchase-section h2{font-size:clamp(2.35rem,4.3vw,4.5rem);line-height:1.02;letter-spacing:-.055em;color:var(--navy);margin:.4rem 0}.problem-copy{font-size:1.15rem;color:var(--muted);max-width:650px}.contents{background:var(--ice)}.section-heading{max-width:760px;margin-bottom:3rem}.section-heading>p:last-child{font-size:1.1rem;color:var(--muted)}.product-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.detail-card{position:relative;min-height:580px;border-radius:22px;padding:clamp(2rem,4vw,4rem);overflow:hidden}.detail-card.handbook{background:var(--navy);color:#fff}.detail-card.workbook{background:#fff;border:1px solid #d5e1e7}.detail-number{position:absolute;right:2rem;top:1rem;font-size:6rem;font-weight:900;line-height:1;color:rgba(255,255,255,.08)}.workbook .detail-number{color:rgba(14,39,69,.07)}.card-label{font-size:.75rem;letter-spacing:.16em;font-weight:850;color:var(--gold)}.workbook .card-label{color:var(--red)}.detail-card h3{font-size:clamp(1.8rem,3vw,3rem);line-height:1.08;max-width:600px;margin:1rem 0 2rem}.workbook h3{color:var(--navy)}.detail-card ul{padding:0;list-style:none;display:grid;gap:.85rem}.detail-card li{position:relative;padding-left:1.6rem}.detail-card li::before{content:'+';position:absolute;left:0;color:var(--red);font-weight:900}.file-note{display:inline-block;margin-top:2rem;padding:.5rem .8rem;border-radius:7px;background:rgba(255,255,255,.1);font-size:.8rem;font-weight:750}.workbook .file-note{background:var(--ice);color:var(--navy)}.workflow-section{background:#fff}.timeline{list-style:none;padding:0;margin:3rem 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.timeline li{padding:2.5rem;background:#fff;min-height:260px}.timeline li>span{font-weight:900;color:var(--red)}.timeline h3{font-size:1.45rem;color:var(--navy);margin:3rem 0 .7rem}.timeline p{color:var(--muted)}.audience-section{display:grid;grid-template-columns:1.35fr .65fr;gap:1.5rem;background:var(--navy);color:#fff}.audience-card,.not-for-card{padding:clamp(2rem,4vw,4rem);border:1px solid rgba(255,255,255,.17);border-radius:20px}.audience-section h2{color:#fff}.audience-section p{color:#c6d6e1;font-size:1.08rem}.not-for-card{align-self:end;background:rgba(255,255,255,.06)}.not-for-card h3{color:var(--gold);font-size:1.5rem}.purchase-section{display:grid;grid-template-columns:1fr minmax(320px,430px);gap:clamp(3rem,8vw,9rem);align-items:center;background:linear-gradient(125deg,#f7fbfc,#e8f3f6)}.purchase-section>div>p:last-child{font-size:1.1rem;color:var(--muted);max-width:650px}.price-card{background:#fff;border-radius:22px;padding:2.5rem;box-shadow:var(--shadow);border:1px solid var(--line)}.price{font-size:5.8rem;line-height:1;font-weight:900;letter-spacing:-.08em;color:var(--navy)}.price span{font-size:2rem;vertical-align:top;margin-right:.2rem}.price-card>p{color:var(--muted);margin-top:.3rem}.price-card ul{padding:1.2rem 0;list-style:none;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.price-card li{margin:.65rem 0}.price-card li::before{content:'✓';color:var(--red);font-weight:900;margin-right:.6rem}.price-card .button{width:100%;margin-top:.7rem}.price-card small{display:block;text-align:center;color:var(--muted);margin-top:.8rem}.faq-section{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(3rem,8vw,9rem)}.faq-list details{border-top:1px solid var(--line);padding:1.25rem 0}.faq-list details:last-child{border-bottom:1px solid var(--line)}summary{font-weight:800;color:var(--navy);font-size:1.05rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1rem}summary::after{content:'+';color:var(--red);font-size:1.4rem}details[open] summary::after{content:'−'}.faq-list p{color:var(--muted);max-width:700px}footer{padding:2.5rem clamp(1.25rem,7vw,7rem);display:grid;grid-template-columns:1fr 2fr auto;gap:2rem;align-items:center;border-top:1px solid var(--line);font-size:.8rem;color:var(--muted)}.footer-brand{font-size:.9rem}dialog{width:min(560px,calc(100% - 2rem));border:0;border-radius:22px;padding:2.5rem;box-shadow:0 28px 100px rgba(0,0,0,.3);color:var(--ink)}dialog::backdrop{background:rgba(5,19,34,.72);backdrop-filter:blur(5px)}dialog h2{font-size:2rem;line-height:1.1;color:var(--navy)}dialog p:not(.eyebrow){color:var(--muted)}.dialog-close{position:absolute;right:1rem;top:.7rem;border:0;background:transparent;color:var(--muted);font-size:2rem}.dialog-close-action{margin-top:1rem}
.beta-banner{display:flex;align-items:center;justify-content:center;gap:clamp(1rem,4vw,3rem);padding:.9rem clamp(1.25rem,5vw,4.5rem);background:linear-gradient(100deg,#081b31,#17395f);color:#fff}.beta-banner div{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.beta-banner span{color:var(--gold);font-size:.72rem;font-weight:900;letter-spacing:.11em}.beta-banner strong{font-size:1rem}.beta-banner small{color:#c9dbe5}.beta-banner a{flex:0 0 auto;border:1px solid rgba(255,255,255,.38);border-radius:9px;padding:.65rem .9rem;color:#fff;text-decoration:none;font-weight:850}.beta-banner a:hover{background:#fff;color:var(--navy)}
.hero-offer{display:flex;align-items:center;gap:.8rem;margin:-.7rem 0 1.6rem}.hero-offer strong{font-size:1.9rem;line-height:1;color:var(--navy)}.original-price{color:var(--muted);font-weight:800;font-size:1.15rem;text-decoration:line-through;text-decoration-thickness:2px;text-decoration-color:var(--red)}.limited-time{display:inline-flex;align-items:center;width:max-content;padding:.35rem .6rem;border-radius:999px;background:#fff0ee;color:#c7382d;font-size:.72rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.price-offer{display:grid;grid-template-columns:auto 1fr;align-items:end;column-gap:1rem}.price-offer .original-price{align-self:center;font-size:1.45rem}.price-offer .limited-time{grid-column:1/-1;margin-top:.7rem}
@media(max-width:900px){.site-header nav{display:none}.hero{grid-template-columns:1fr;padding-top:4.5rem;background:linear-gradient(180deg,#fff 0 52%,#f2f8fa 52%)}.product-stage{min-height:520px}.problem-section,.product-detail-grid,.audience-section,.purchase-section,.faq-section{grid-template-columns:1fr}.timeline{grid-template-columns:1fr}.timeline li{min-height:auto}.timeline h3{margin-top:1.5rem}.proof-strip strong{font-size:1.5rem}.proof-strip div{align-items:flex-start}.proof-strip span{max-width:110px}footer{grid-template-columns:1fr}}
@media(max-width:600px){.site-header{height:68px}.site-header>.button{display:none}.brand{font-size:.9rem}.brand-mark{width:34px;height:34px}.hero h1{font-size:3.55rem}.hero{padding-bottom:4rem}.hero-actions{align-items:flex-start;flex-direction:column}.product-stage{min-height:420px}.book-card{height:390px;padding:2.4rem 1.8rem}.book-card h2{font-size:1.85rem}.book-card>p:last-child{left:1.8rem;bottom:1.5rem}.workbook-card{width:75%;padding:1rem}.proof-strip{grid-template-columns:1fr;padding-block:1.25rem}.proof-strip div{justify-content:flex-start;border-right:0;border-bottom:1px solid rgba(255,255,255,.15);padding:.45rem 0}.proof-strip div:last-child{border-bottom:0}.detail-card{min-height:auto}.price{font-size:4.5rem}}
@media(max-width:600px){.beta-banner{align-items:stretch;flex-direction:column;gap:.65rem}.beta-banner div{display:grid;gap:.12rem}.beta-banner a{text-align:center}.beta-banner small{line-height:1.35}}
.refund-note{margin:1rem 0 0;color:var(--muted);font-size:.82rem;max-width:610px}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}
.site-header{gap:1.35rem}.kit-menu{position:relative;margin-left:auto}.kit-menu summary{list-style:none;display:flex;align-items:center;gap:.5rem;padding:.65rem .85rem;border:1px solid var(--line);border-radius:10px;color:var(--navy);font-weight:800;white-space:nowrap}.kit-menu summary::-webkit-details-marker{display:none}.kit-menu summary::after{content:'⌄';color:var(--red);font-size:1rem}.kit-menu[open] summary::after{content:'⌃'}.kit-menu-panel{position:absolute;right:0;top:calc(100% + .7rem);width:min(360px,calc(100vw - 2rem));padding:.55rem;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);display:grid;gap:.3rem;z-index:30}.kit-menu-panel a{display:grid;gap:.1rem;padding:.8rem .9rem;border-radius:10px;text-decoration:none;color:var(--ink)}.kit-menu-panel a:hover{background:var(--ice)}.kit-menu-panel a.active{background:#f3f7fa}.kit-menu-panel strong{color:var(--navy)}.kit-menu-panel span{color:var(--muted);font-size:.78rem;line-height:1.35}
@media(max-width:900px){.kit-menu{margin-left:auto}}
@media(max-width:600px){.site-header{padding-inline:.8rem;gap:.6rem}.site-header .brand{font-size:0}.site-header .brand-mark{font-size:.78rem}.kit-menu summary{padding:.55rem .7rem;font-size:.84rem}}
.creator-note{margin:-.7rem 0 1.1rem;color:var(--navy);font-weight:800}.bonus-callout{max-width:650px;margin:0 0 1.8rem;padding:.85rem 1rem;border-left:4px solid var(--gold);border-radius:0 10px 10px 0;background:#fff8e8;color:var(--navy)}.bonus-callout strong{color:#b93c32}.detail-card.testbank{grid-column:1/-1;min-height:auto;background:linear-gradient(130deg,#fff3d6,#fff);border:2px solid var(--gold)}.testbank .detail-number{color:rgba(14,39,69,.07)}.testbank .card-label{color:var(--red)}.testbank h3{color:var(--navy);max-width:760px}.testbank ul{grid-template-columns:repeat(2,minmax(0,1fr));max-width:900px}.testbank .file-note{background:var(--ice);color:var(--navy)}
@media(max-width:600px){.testbank ul{grid-template-columns:1fr}}

.mri-store-banner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:1rem clamp(1.25rem,7vw,7rem);background:linear-gradient(100deg,#28244f,#514399);color:#fff}
.mri-store-banner div{display:grid;gap:.12rem}.mri-store-banner div>span{font-size:.7rem;font-weight:900;letter-spacing:.12em;color:#d3cdf8}.mri-store-banner strong{font-size:1.05rem}.mri-store-banner small{color:#e1def8}.mri-store-banner a{flex:0 0 auto;border:1px solid rgba(255,255,255,.5);border-radius:9px;padding:.65rem .9rem;color:#fff;text-decoration:none;font-weight:850}.mri-store-banner a:hover{background:#fff;color:#28244f}
@media(max-width:600px){.mri-store-banner{align-items:stretch;flex-direction:column;gap:.65rem}.mri-store-banner a{text-align:center}.mri-store-banner small{line-height:1.35}}

/* Skip off-screen layout and paint work until each section nears the viewport. */
@supports (content-visibility:auto){
  .problem-section,.contents,.workflow-section,.audience-section,.purchase-section,.faq-section,footer{
    content-visibility:auto;
    contain-intrinsic-size:auto 800px;
  }
}