:root{--ink:#282622;--paper:#f4f0e8;--accent:#a3411c;--muted:#625c54;--rule:#d4c7b7;--serif:Georgia,'Times New Roman',serif;--sans:Arial,Helvetica,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;padding-bottom:100px;background:var(--paper);color:var(--ink);font:19px/1.6 var(--sans)}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit}img{display:block;max-width:100%;height:auto}p{margin:0 0 20px}h1,h2,h3{margin:0 0 24px;line-height:1.08}h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-1.5px}h2{font-size:clamp(36px,4vw,52px)}h3{font-family:var(--serif);font-size:30px;font-weight:400;letter-spacing:-.5px}em{font-weight:inherit}.wrap{width:min(1040px,calc(100% - 48px));margin:auto}.section{padding:56px 0}.eyebrow{font:700 13px/1.5 var(--sans);letter-spacing:1.6px;margin-bottom:18px}.lede{font-size:20px;line-height:1.6}.small-note,.delivery-note{font-size:15px;line-height:1.5;color:var(--muted);margin:12px 0 18px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:14px;min-height:50px;padding:14px 22px;border:1px solid var(--accent);background:var(--accent);color:#fff9ed;text-decoration:none;font-size:17px;font-weight:700;line-height:1.4}.button:hover{background:#863416}.text-link{display:inline-block;text-decoration:none;border-bottom:1px solid currentColor;padding:6px 0;font-size:17px}.button:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #d9951f;outline-offset:4px}[hidden]{display:none!important}.skip{position:fixed;top:-100px;left:16px;z-index:100;background:#fff;padding:12px}.skip:focus{top:12px}
/* Single compact launch strip. */
.launchbar{background:#490600;color:#ffece4}.launchbar-inner{max-width:1160px;margin:auto;display:flex;align-items:center;justify-content:center;min-height:46px;padding:8px 12px;font-size:15px;line-height:1.3}.launchbar-inner>span,.launchbar-inner>a{padding:3px 18px;white-space:nowrap}.launchbar-inner>span+span,.launchbar-inner>a{border-left:1px solid #9d482c}.launch-readers{display:flex;align-items:center;gap:9px;font-weight:600}.launch-readers i{width:10px;height:10px;border-radius:50%;background:#46db83;animation:reader-dot-pulse 1.8s ease-in-out infinite;flex:none}.launch-label,.cycle-clock strong,.launchbar strong{color:#ffd15b}.launch-label{font-weight:700;letter-spacing:.5px}.cycle-clock strong{font-variant-numeric:tabular-nums}.launchbar a{text-decoration:none}.launchbar a span{margin-left:8px}@keyframes reader-dot-pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 #46db8355}50%{opacity:.4;box-shadow:0 0 0 5px #46db8300}}
.nav{display:flex;align-items:center;justify-content:space-between;padding:24px 0;border-bottom:1px solid var(--rule);gap:18px}.brand{text-decoration:none;font-size:13px;font-weight:800;letter-spacing:2px;line-height:1.2}.brand>span{display:block;font-size:22px;letter-spacing:0}.brand-dot{color:var(--accent)}.nav nav{display:flex;gap:24px}.nav nav a{font-size:16px;text-decoration:none}.nav-cta{font-size:16px;text-decoration:none;border-bottom:1px solid var(--ink);padding:7px 0}.nav-cta span{margin-left:10px}
/* Opening: price-bearing purchase path in the first screen. */
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding:44px 0}.hero h1{font-size:56px;letter-spacing:-2px;line-height:1.08;margin-bottom:22px}.hero-opening{display:block;font-size:.76em;letter-spacing:-1.4px}.money{display:block;font-family:var(--sans);font-size:1.3em;font-weight:800;letter-spacing:-3px;white-space:nowrap;margin:6px 0}.money>span{font:400 .38em var(--serif);letter-spacing:-1px}.hero h1>em{display:block}.hero .lede{font-size:19px;margin-bottom:16px}.qualifier{font-size:15px;line-height:1.5;color:var(--muted);margin-bottom:20px}.actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.author-mini{display:flex;align-items:center;gap:12px;margin-top:22px}.author-mini img{width:48px;height:48px;object-fit:cover;border-radius:50%}.author-mini p{font-size:14px;line-height:1.45;margin:0}.author-mini b,.author-mini span{display:block}.hero-display{background:#e8dfd1;border:1px solid var(--rule);padding:20px}.display-label,.display-foot{display:flex;justify-content:space-between;gap:12px;font-size:12px;font-weight:700;letter-spacing:.6px}.display-label{padding-bottom:15px;border-bottom:1px solid var(--rule)}.display-foot{border-top:1px solid var(--rule);padding-top:15px}.book-stage{position:relative;height:390px;margin:16px 0}.book{position:absolute;width:54%;box-shadow:7px 12px 20px #0003}.back-one{left:0;top:18px;transform:rotate(-9deg)}.back-two{right:0;top:18px;transform:rotate(9deg)}.book.front{left:23%;top:48px;z-index:2}
/* Early bundle: roles, price, contents and delivery belong together. */
.offer{background:#e9dcc8;border-block:1px solid #d5c3a8}.offer-grid{display:grid;grid-template-columns:.85fr 1.15fr;align-items:center;gap:42px}.offer h2{font-size:46px}.offer .lede{font-size:18px}.offer-books{height:340px;position:relative}.offer-books img{width:43%;position:absolute;box-shadow:7px 12px 20px #0003;top:45px}.offer-books img:nth-child(1){left:0;transform:rotate(-10deg)}.offer-books img:nth-child(2){left:28%;top:18px;z-index:2}.offer-books img:nth-child(3){right:0;transform:rotate(10deg)}.offer-list{list-style:none;padding:0;margin:18px 0;font-size:17px}.offer-list li{padding:8px 0;border-bottom:1px solid #c7b59a}.offer-list span{font-size:14px;margin-right:10px}.offer-status{margin:20px 0}.offer-status>span{display:block;font-size:16px}.offer-status b{font:400 44px/1.2 var(--serif);display:block;margin:5px 0}.bundle-comparison{color:var(--muted)}.offer .button{background:#282622;border-color:#282622}
.pain{display:grid;grid-template-columns:1fr;max-width:900px}.split-heading{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}.split-heading h2{font-size:38px;margin:0}.split-heading p{font-size:18px;margin:0}
/* Each product is a complete buying decision. */
.collection{background:#eee6da}.section-top{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-bottom:28px}.section-top h2{margin-bottom:0}.section-top>p{max-width:330px;font-size:18px;margin:0}.books-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.product{display:flex;flex-direction:column;min-width:0}.cover-link{display:block;width:78%;margin:0 auto 24px;box-shadow:5px 9px 15px #0002;flex-shrink:0}.product .eyebrow{font-size:13px}.product h3{font-size:30px;margin-bottom:18px}.product>p:not(.eyebrow):not(.individual-price):not(.delivery-note){font-size:18px;line-height:1.55}.product .book-title{font-size:17px!important;font-weight:700;margin-top:2px}.individual-price{font:400 32px/1.3 var(--serif);margin:auto 0 0;padding-top:10px}.individual-price strong{font-weight:400}.compare-price{font-size:22px;color:#746c62;margin-right:8px;text-decoration-thickness:2px}.individual-price span{display:block;font:16px/1.5 var(--sans);color:var(--muted);margin-top:4px}.book-buy{width:100%;padding:13px 16px;margin:14px 0 0}.product .delivery-note{font-size:15px;margin:10px 0}.product .text-link{align-self:start}.upcoming{font-size:14px;line-height:1.5;border:1px solid #bda789;padding:8px;margin-top:12px;color:#7e3518}
/* Proof that the books teach usable decisions. */
.inside{display:grid;grid-template-columns:1fr .8fr;align-items:center;gap:46px}.sample-tabs{display:flex;border-bottom:1px solid var(--rule);margin:24px 0}.sample-tabs button{flex:1;border:0;border-bottom:3px solid transparent;background:none;font-size:17px;padding:13px 3px;color:var(--muted)}.sample-tabs [aria-selected=true]{border-color:var(--accent);color:var(--ink);font-weight:700}.sample-description h3{font-size:26px}.sample-description p{font-size:18px}.inside [role=tabpanel]{padding:14px;background:#e7dccb}.inside [role=tabpanel] img{box-shadow:2px 3px 10px #0002;width:100%}
.math-section{border-top:1px solid var(--rule);max-width:850px}.math-section h2{font-size:40px}.math-section>.lede{font-size:19px;max-width:750px}.math-details{border-block:1px solid var(--rule);margin:22px 0}.math-details summary{padding:16px 0;font-size:18px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between}.calculator{background:#e9dfd0;padding:24px;margin-bottom:16px}.inputs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.inputs label{font-size:16px}.input-wrap{display:flex;align-items:center;gap:8px;background:#fffaf2;border:1px solid #aa9982;padding:9px 12px;margin-top:6px}.input-wrap input{width:100%;min-width:0;border:0;background:transparent;font-size:22px;color:var(--ink)}.sales-output{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding:14px 0;border-bottom:1px solid #bcad96;font-size:18px}.sales-output output{font-size:36px}.result-line{display:flex;justify-content:space-between;gap:18px;padding:12px 0;border-bottom:1px solid #bcad96;font-size:16px}.result-line output{white-space:nowrap}.remainder{font-weight:700}#target-line{font-size:16px;margin-top:16px}.author-section{display:grid;grid-template-columns:.55fr 1fr;gap:36px;align-items:center;border-top:1px solid var(--rule)}.author-section>img{width:100%;height:240px;object-fit:cover}.author-section h2{font-size:36px}.author-section p{font-size:18px}
.faq{display:grid;grid-template-columns:.65fr 1.35fr;gap:40px;border-top:1px solid var(--rule)}.faq details{border-bottom:1px solid var(--rule)}.faq summary{list-style:none;padding:18px 0;cursor:pointer;display:flex;justify-content:space-between;gap:16px;font-size:18px;font-weight:700}.faq summary::-webkit-details-marker{display:none}.faq details p{font-size:18px;color:var(--muted)}footer{background:#282622;color:#f4f0e8;padding:32px 0}.footer-inner{display:flex;align-items:start;justify-content:space-between;gap:24px}.footer-inner p{font:italic 23px/1.3 var(--serif)}.footer-inner>a:last-child{font-size:16px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid #665c50;padding-top:18px;font-size:14px;color:#ded3c4}.offer-trigger{border:0;background:none;color:inherit;font-size:15px;text-decoration:underline}
/* Short offer with readable type, native keyboard-safe dialog. */
dialog{padding:0;border:1px solid #bca48a;width:min(650px,calc(100% - 28px));max-height:90dvh;background:var(--paper);color:var(--ink);overflow:auto;box-shadow:0 24px 100px #0006}dialog::backdrop{background:#191510c4;backdrop-filter:blur(4px)}.close{position:sticky;float:right;top:8px;margin:8px 8px -44px 0;border:0;background:var(--paper);width:40px;height:40px;font-size:30px;line-height:1;z-index:10;color:var(--ink)}.dialog-art{padding:18px 20px 0;display:flex;justify-content:center}.dialog-art img{width:72px;box-shadow:4px 7px 12px #0003}.dialog-art p{display:none}.dialog-copy{padding:16px 26px 22px;text-align:center}.dialog-copy .eyebrow{font-size:12px;margin-bottom:12px}.dialog-copy h2{font-size:34px;margin-bottom:14px;letter-spacing:-1px}.dialog-copy h2 em{color:var(--accent)}.dialog-copy>p{font-size:17px;line-height:1.45;margin-bottom:12px}.discount-line{font-family:var(--serif)}.coupon{position:relative;border:1px dashed #a48359;background:#e9dcc8;height:78px;margin:12px 0 6px;overflow:hidden}.coupon-content{text-align:left;padding:9px 14px}.coupon-content>span{display:block;font-size:12px}.coupon-content>b{display:block;text-align:right;font-size:24px;letter-spacing:2px;line-height:1.3}.coupon-content>button{position:absolute;right:10px;bottom:9px;font-size:14px;padding:7px;border:1px solid var(--ink);background:var(--paper)}.coupon.revealed .coupon-content>b{text-align:left}.peel{position:absolute;inset:0 auto 0 0;width:64%;border:0;background:#282622;color:#f2bd78;font-size:13px;letter-spacing:1px;font-weight:700;clip-path:polygon(0 0,100% 0,96% 12%,100% 24%,96% 36%,100% 48%,96% 60%,100% 72%,96% 84%,100% 100%,0 100%);transition:transform .4s}.coupon.revealed .peel{transform:translateX(-105%);pointer-events:none}#copy-status{font-size:13px;margin:6px 0;min-height:19px}.offer-price{display:flex;align-items:baseline;justify-content:center;gap:12px}.offer-price s{color:var(--muted)}.offer-price strong{font:400 30px var(--serif)}.offer-price span{font-size:14px}.dialog-copy .button{display:flex;width:100%;justify-content:center}.dialog-copy .small-note{font-size:14px;margin:8px 0}.dismiss{display:block;font-size:16px;margin-top:10px;color:var(--muted)}.purchase-price{font:400 36px var(--serif)!important}#checkout-pending .dialog-copy{padding:30px}
/* Compact purchase shortcut, not another content block. */
.sticky-deal{position:fixed;z-index:30;bottom:12px;left:50%;transform:translateX(-50%);width:min(1000px,calc(100% - 32px));display:flex;align-items:center;justify-content:space-between;gap:18px;background:#25100b;color:#fff9ef;padding:12px 20px;box-shadow:0 8px 36px #0004;border:1px solid #634533}.sticky-deal strong{display:block;font:700 24px/1.1 var(--serif);letter-spacing:-.7px}.sticky-deal p{font-size:15px;color:#d9d5ca;line-height:1.3;margin:5px 0 0}.sticky-deal-button{flex-shrink:0;border:1px solid #e5b94d;border-radius:12px;background:linear-gradient(#ffdc76,#d4a02e);color:#281609;font-weight:800;font-size:16px;letter-spacing:.3px;padding:12px 20px;min-height:48px;text-transform:uppercase}.sticky-deal-button span{margin-left:10px}
@media(max-width:900px){.hero{gap:26px}.hero h1{font-size:46px}.book-stage{height:310px}.offer-grid{gap:26px}.offer-books{height:280px}.nav nav{gap:14px}.books-grid{gap:20px}.product h3{font-size:27px}}
@media(max-width:760px){body{padding-bottom:112px}.wrap{width:calc(100% - 36px)}.section{padding:38px 0}.launchbar-inner{flex-wrap:wrap;gap:6px 0;padding:9px 10px;font-size:14px}.launchbar-inner>span,.launchbar-inner>a{padding:2px 10px}.launchbar-inner .launch-readers{width:100%;justify-content:center}.launchbar-inner>span+span{border-left:0}.launchbar-inner .cycle-clock{border-left:1px solid #9d482c}.launchbar-inner>a{border-left:1px solid #9d482c}.nav{padding:18px 0}.nav nav{display:none}.brand{font-size:12px}.brand>span{font-size:20px}.nav-cta{font-size:15px}.hero{grid-template-columns:1fr;padding:30px 0;gap:24px}.hero h1{font-size:44px}.hero-opening{font-size:.73em}.money{font-size:1.35em;letter-spacing:-2px}.hero .lede{font-size:19px}.actions{gap:14px}.hero-display{max-width:420px;width:100%;margin:auto;padding:16px}.book-stage{height:320px}.author-mini{margin-top:18px}.offer-grid{grid-template-columns:1fr;gap:22px}.offer-books{display:none}.offer h2{font-size:38px}.offer-status b{font-size:40px}.offer .button{width:100%;justify-content:center}.split-heading{grid-template-columns:1fr;gap:18px}.split-heading h2{font-size:34px}.section-top{display:block}.section-top h2{font-size:38px;margin-bottom:18px}.section-top>p{max-width:none}.books-grid{grid-template-columns:1fr;gap:28px}.product{display:grid;grid-template-columns:105px 1fr;column-gap:18px;border-top:1px solid #c9baa6;padding-top:24px;align-items:start}.product .cover-link{grid-column:1;grid-row:1/4;width:100%;margin:0;max-width:105px}.product .eyebrow,.product h3,.product .book-title{grid-column:2}.product .eyebrow{grid-row:1;font-size:12px;margin:0 0 10px}.product h3{grid-row:2;font-size:28px;margin-bottom:12px}.product .book-title{grid-row:3;font-size:16px!important;margin-bottom:0}.product>p:not(.book-title):not(.eyebrow),.product>.button,.product>.text-link,.product>.upcoming{grid-column:1/-1}.product>p:not(.book-title):not(.eyebrow):not(.individual-price):not(.delivery-note){margin-top:18px}.product .individual-price{padding-top:0;margin:4px 0 0}.individual-price span{display:inline;font-size:15px;margin-left:10px}.book-buy{margin-top:12px}.product .delivery-note{margin:10px 0 4px}.product .text-link{justify-self:start}.inside{grid-template-columns:1fr;gap:24px}.inside h2{font-size:38px}.inside [role=tabpanel]{max-width:320px;margin:auto}.sample-tabs button{font-size:16px}.math-section h2{font-size:34px}.calculator{padding:16px}.inputs{gap:12px}.inputs label{font-size:15px}.input-wrap{padding:8px}.sales-output{font-size:16px}.sales-output output{font-size:28px}.result-line{font-size:15px}.author-section{grid-template-columns:1fr;gap:20px}.author-section>img{height:180px;max-width:320px}.author-section h2{font-size:32px}.faq{grid-template-columns:1fr;gap:8px}.faq h2{font-size:36px}.footer-inner{flex-wrap:wrap;gap:20px}.footer-bottom{gap:12px}.dialog-copy{padding:14px 18px 18px}.dialog-copy h2{font-size:28px}.dialog-copy>p{font-size:17px}.dialog-art img{width:54px}.dialog-art{padding-top:16px}.coupon{height:72px}.peel{font-size:12px}.offer-price{gap:8px}.offer-price strong{font-size:28px}.sticky-deal{bottom:8px;width:calc(100% - 16px);padding:10px 12px;gap:10px}.sticky-deal>div{min-width:0;flex:1}.sticky-deal strong{font-size:18px;letter-spacing:-.4px;line-height:1.12}.sticky-deal p{font-size:13px;margin-top:4px}.sticky-deal-button{flex:0 0 104px;font-size:14px;line-height:1.2;padding:10px;min-height:46px;border-radius:9px}.sticky-deal-button span{display:none}}
@media(max-width:360px){.hero h1{font-size:39px}.product{grid-template-columns:90px 1fr;gap:12px}.product h3{font-size:25px}.sticky-deal strong{font-size:16px}.sticky-deal-button{flex-basis:90px}.launchbar-inner>span,.launchbar-inner>a{padding-inline:7px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}

@media(max-width:760px){.launchbar-inner>span,.launchbar-inner>a{padding-inline:6px}.launchbar-inner{font-size:13px}.launch-label{font-size:13px}.launchbar-inner>a{border-left:1px solid #9d482c}}