:root{--rbh-paper:#f4f2ea;--rbh-ink:#0b0b0b;--rbh-muted:#a8a8a8;--rbh-accent:#f1df00}
.rbh-shell{width:min(1180px,calc(100% - 44px));margin:0 auto}.rbh-page,.rbh-home{font-family:Arial,Helvetica,sans-serif}.rbh-kicker{margin:0 0 20px;font-size:10px;font-weight:900;letter-spacing:.18em;text-transform:uppercase}.rbh-reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.75,.25,1),transform .8s cubic-bezier(.2,.75,.25,1)}.rbh-reveal.is-visible{opacity:1;transform:none}
.rbh-hero{position:relative;overflow:hidden;background:#090909;color:#fff;padding:78px 0 90px;border-bottom:1px solid #2a2a2a}.rbh-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent 0 54%,rgba(241,223,0,.08) 54% 55%,transparent 55% 100%);pointer-events:none}.rbh-hero-beam{position:absolute;width:520px;height:520px;border-radius:50%;right:-120px;top:-180px;background:radial-gradient(circle,rgba(241,223,0,.18),rgba(241,223,0,0) 70%);filter:blur(15px);animation:rbhPulse 6s ease-in-out infinite}.rbh-hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(380px,.92fr);gap:72px;align-items:center}.rbh-hero .rbh-kicker{color:var(--rbh-accent)}.rbh-hero h1{font-size:clamp(66px,8vw,132px);line-height:.82;letter-spacing:-.07em;margin:0;max-width:800px}.rbh-subtitle{font-family:Georgia,serif;font-size:clamp(24px,2.6vw,38px);line-height:1.14;max-width:760px;margin:30px 0 0;color:#ececec}.rbh-author{margin:30px 0 0;font-size:12px;text-transform:uppercase;letter-spacing:.11em;color:#b7b7b7}.rbh-author strong{color:#fff}.rbh-deck{max-width:720px;font-size:17px;line-height:1.7;color:#b8b8b8;margin:28px 0 0}.rbh-chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:34px}.rbh-chip-row span{border:1px solid #353535;padding:9px 11px;font-size:9px;text-transform:uppercase;letter-spacing:.12em;color:#ddd}
.rbh-book-stage{position:relative;min-height:620px;perspective:1400px;display:flex;align-items:center;justify-content:center;isolation:isolate}.rbh-book-stage-home{min-height:520px}.rbh-light-orbit{position:absolute;width:72%;aspect-ratio:1;border:1px solid rgba(241,223,0,.28);border-radius:50%;transform:rotateX(70deg);box-shadow:0 0 70px rgba(241,223,0,.07);animation:rbhOrbit 8s linear infinite}.rbh-book-float{position:relative;z-index:3;animation:rbhFloat 5.5s ease-in-out infinite}.rbh-book-object{--rx:-7deg;--ry:18deg;position:relative;width:310px;height:450px;transform-style:preserve-3d;transform:rotateX(var(--rx)) rotateY(var(--ry));transition:transform .18s ease-out;filter:drop-shadow(0 38px 35px rgba(0,0,0,.48))}.rbh-book-stage-home .rbh-book-object{width:260px;height:378px}.rbh-book-front{position:absolute;inset:0;overflow:hidden;background:#121212;transform:translateZ(22px);border-radius:2px 5px 5px 2px;backface-visibility:hidden}.rbh-book-front img{width:100%;height:100%;display:block;object-fit:cover}.rbh-cover-placeholder{width:100%;height:100%;box-sizing:border-box;padding:42px 32px;background:linear-gradient(155deg,#161616,#020202);color:#fff;display:flex;flex-direction:column;justify-content:space-between;border-left:9px solid var(--rbh-accent)}.rbh-cover-placeholder small{font-size:10px;letter-spacing:.18em}.rbh-cover-placeholder strong{font-size:38px;line-height:.88;letter-spacing:-.05em;text-transform:uppercase}.rbh-cover-placeholder span{font-family:Georgia,serif;font-size:16px;line-height:1.3;color:#d7d7d7}.rbh-book-shine{position:absolute;inset:-40%;background:linear-gradient(110deg,transparent 40%,rgba(255,255,255,.26) 49%,transparent 57%);transform:translateX(-40%) rotate(8deg);animation:rbhShine 5.2s ease-in-out infinite;pointer-events:none}.rbh-book-spine{position:absolute;top:0;left:-23px;width:46px;height:100%;background:linear-gradient(90deg,#111,#2a2a2a,#111);transform:rotateY(-90deg) translateZ(0);transform-origin:right center;color:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}.rbh-book-spine span{white-space:nowrap;transform:rotate(90deg);font-size:9px;letter-spacing:.13em;text-transform:uppercase}.rbh-book-pages{position:absolute;top:7px;right:-19px;width:22px;height:436px;background:repeating-linear-gradient(to right,#eee 0 2px,#cfcfcf 2px 3px);transform:rotateY(90deg) translateZ(0);transform-origin:left center}.rbh-book-stage-home .rbh-book-pages{height:366px}.rbh-book-shadow{position:absolute;z-index:1;bottom:72px;width:310px;height:65px;background:radial-gradient(ellipse,rgba(0,0,0,.72),transparent 67%);filter:blur(8px)}.rbh-mock-tag{position:absolute;z-index:5;background:var(--rbh-accent);color:#000;padding:8px 10px;font-size:8px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;box-shadow:0 8px 25px rgba(0,0,0,.25)}.rbh-mock-tag-a{right:6%;top:25%}.rbh-mock-tag-b{left:1%;bottom:24%;background:#fff}.rbh-home .rbh-mock-tag-b{display:none}
.rbh-download-section{background:#f2f0e8;color:#0a0a0a;padding:105px 0}.rbh-download-grid{display:grid;grid-template-columns:1fr .82fr;gap:100px;align-items:start}.rbh-download-copy h2,.rbh-section-head h2{font-size:clamp(50px,6vw,90px);line-height:.9;letter-spacing:-.055em;margin:0}.rbh-download-copy>p:not(.rbh-kicker){max-width:650px;font-size:16px;line-height:1.7;color:#5e5e5e}.rbh-proof-line{display:grid;grid-template-columns:150px 1fr;padding:16px 0;border-top:1px solid #cfcfc8;font-size:12px}.rbh-proof-line:last-child{border-bottom:1px solid #cfcfc8}.rbh-proof-line strong{font-size:9px;text-transform:uppercase;letter-spacing:.12em}.rbh-form-card{background:#0a0a0a;color:#fff;padding:34px;position:relative;box-shadow:14px 14px 0 var(--rbh-accent)}.rbh-download-form{display:grid;gap:20px}.rbh-download-form label:not(.rbh-consent){display:grid;gap:8px}.rbh-download-form label>span{font-size:9px;text-transform:uppercase;letter-spacing:.13em;font-weight:800}.rbh-download-form small{font-weight:400;color:#858585}.rbh-download-form input[type=text],.rbh-download-form input[type=email]{border:0;border-bottom:1px solid #444;background:transparent;color:#fff;border-radius:0;padding:13px 0;font-size:15px;outline:none}.rbh-download-form input:focus{border-color:var(--rbh-accent)}.rbh-consent{display:grid;grid-template-columns:18px 1fr;gap:10px;align-items:start}.rbh-consent span{font-size:10px!important;line-height:1.5;color:#aaa;text-transform:none!important;letter-spacing:0!important;font-weight:400!important}.rbh-form-status{margin:0;font-size:11px;line-height:1.5;color:#ffb2b2}.rbh-form-status.is-success{color:#d8ff8f}.rbh-btn{display:inline-flex;align-items:center;justify-content:space-between;gap:34px;text-decoration:none!important;border:0;padding:16px 18px;font-size:10px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;transition:transform .2s ease,background .2s ease,color .2s ease}.rbh-btn:hover{transform:translateY(-2px)}.rbh-btn-accent{background:var(--rbh-accent);color:#000}.rbh-btn-dark{background:#0a0a0a;color:#fff}.rbh-btn-full{width:100%;box-sizing:border-box}.rbh-download-form .rbh-btn{margin-top:4px}.rbh-download-form .rbh-btn i{font-style:normal;font-size:16px}
.rbh-method{background:#0a0a0a;color:#fff;padding:110px 0}.rbh-method .rbh-kicker{color:var(--rbh-accent)}.rbh-section-head{max-width:930px;margin-bottom:58px}.rbh-method-grid{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid #313131;border-bottom:1px solid #313131}.rbh-method-card{padding:26px 22px 34px;border-right:1px solid #313131;min-height:270px;position:relative;overflow:hidden}.rbh-method-card:last-child{border-right:0}.rbh-method-card:before{content:"";position:absolute;inset:auto 0 0;height:5px;background:var(--rbh-accent);transform:scaleX(0);transform-origin:left;transition:transform .35s ease}.rbh-method-card:hover:before{transform:scaleX(1)}.rbh-method-card>span{font-size:10px;color:var(--rbh-accent);font-weight:900}.rbh-method-card h3{font-size:22px;line-height:1.05;margin:60px 0 16px}.rbh-method-card p{font-size:12px;line-height:1.6;color:#aaa;margin:0}
.rbh-readers{padding:110px 0;background:#fff}.rbh-readers-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px}.rbh-reader-list{border-top:1px solid #111}.rbh-reader{display:grid;grid-template-columns:50px 1fr;gap:18px;padding:26px 0;border-bottom:1px solid #ddd}.rbh-reader>span{color:#4a4a4a;font-size:10px;font-weight:900}.rbh-reader h3{font-size:23px;margin:0 0 8px}.rbh-reader p{font-size:13px;line-height:1.6;color:#666;margin:0}.rbh-final-cta{background:var(--rbh-accent);color:#000;padding:72px 0}.rbh-final-grid{display:grid;grid-template-columns:1fr auto;gap:50px;align-items:end}.rbh-final-grid h2{font-size:clamp(52px,6.4vw,96px);line-height:.88;letter-spacing:-.06em;margin:0;max-width:850px}
.rbh-home{background:#0a0a0a;color:#fff;padding:96px 0;overflow:hidden;position:relative}.rbh-home:before{content:"";position:absolute;right:-15%;top:-30%;width:55%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(241,223,0,.13),transparent 68%)}.rbh-home-grid{display:grid;grid-template-columns:1fr .9fr;gap:65px;align-items:center}.rbh-home .rbh-kicker{color:var(--rbh-accent)}.rbh-home h2{font-size:clamp(52px,6vw,92px);line-height:.9;letter-spacing:-.06em;margin:0;max-width:780px}.rbh-home-copy>p:not(.rbh-kicker){font-size:16px;line-height:1.7;color:#b0b0b0;max-width:650px}.rbh-home-actions{display:flex;align-items:center;gap:24px;margin-top:28px}.rbh-edition{font-size:9px;text-transform:uppercase;letter-spacing:.13em;color:#909090}
@keyframes rbhFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}@keyframes rbhShine{0%,25%{transform:translateX(-55%) rotate(8deg)}55%,100%{transform:translateX(75%) rotate(8deg)}}@keyframes rbhOrbit{from{transform:rotateX(70deg) rotateZ(0)}to{transform:rotateX(70deg) rotateZ(360deg)}}@keyframes rbhPulse{0%,100%{opacity:.5;transform:scale(.9)}50%{opacity:1;transform:scale(1.07)}}
@media(max-width:1050px){.rbh-hero-grid,.rbh-download-grid,.rbh-readers-grid,.rbh-home-grid{grid-template-columns:1fr;gap:45px}.rbh-hero-art{order:-1}.rbh-book-stage{min-height:520px}.rbh-method-grid{grid-template-columns:repeat(2,1fr)}.rbh-method-card{border-bottom:1px solid #313131}.rbh-method-card:nth-child(2n){border-right:0}.rbh-final-grid{grid-template-columns:1fr;align-items:start}.rbh-home-art{order:-1}}
@media(max-width:650px){.rbh-shell{width:min(100% - 28px,1180px)}.rbh-hero{padding:48px 0 65px}.rbh-hero h1{font-size:clamp(56px,17vw,82px)}.rbh-subtitle{font-size:24px}.rbh-book-stage{min-height:440px}.rbh-book-stage-home{min-height:390px}.rbh-book-object{width:230px;height:334px}.rbh-book-stage-home .rbh-book-object{width:210px;height:305px}.rbh-book-pages{height:322px}.rbh-book-stage-home .rbh-book-pages{height:293px}.rbh-mock-tag{display:none}.rbh-download-section,.rbh-method,.rbh-readers,.rbh-home{padding:70px 0}.rbh-download-copy h2,.rbh-section-head h2,.rbh-home h2,.rbh-final-grid h2{font-size:50px}.rbh-form-card{padding:25px;box-shadow:8px 8px 0 var(--rbh-accent)}.rbh-method-grid{grid-template-columns:1fr}.rbh-method-card{border-right:0}.rbh-method-card{min-height:0}.rbh-method-card h3{margin-top:34px}.rbh-proof-line{grid-template-columns:110px 1fr}.rbh-home-actions{align-items:flex-start;flex-direction:column}.rbh-final-cta{padding:58px 0}}
@media(prefers-reduced-motion:reduce){.rbh-reveal{opacity:1!important;transform:none!important;transition:none!important}.rbh-book-float,.rbh-book-shine,.rbh-light-orbit,.rbh-hero-beam{animation:none!important}.rbh-book-object{transition:none!important}}