@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color 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monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.inline{display:inline}}:root{--background:#030712;--background-deep:#050d1c;--surface:#0b1220;--surface-raised:#0e1728;--text:#f8fafc;--muted:#9ba9bd;--accent:#4d8dff;--accent-bright:#75a9ff;--line:#ffffff1a;--line-strong:#ffffff29;--container:1180px;--radius:22px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:0}#inicio{scroll-margin-top:0}.section[id]{scroll-margin-top:12px}#comprar{scroll-margin-top:-35px}@media (max-width:640px){.section[id]{scroll-margin-top:16px}#comprar{scroll-margin-top:-15px}}body{background:radial-gradient(circle at 20% 0%, #163f822b, transparent 34rem), var(--background);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6}body:before{z-index:-2;content:"";background-image:linear-gradient(#ffffff05 1px,#0000 1px),linear-gradient(90deg,#ffffff05 1px,#0000 1px);background-size:72px 72px;position:fixed;inset:0;-webkit-mask-image:linear-gradient(#000,#0000 70%);mask-image:linear-gradient(#000,#0000 70%)}.final-background{z-index:0;pointer-events:none;opacity:0;will-change:opacity;background:url(/images/robots.webp) 50% 35%/cover no-repeat;transition:opacity 1.4s;position:absolute;inset:0;transform:translateZ(0)}.final-background:after{content:"";background:linear-gradient(#030712e0 0%,#030712b3 28%,#030712d1 100%),linear-gradient(90deg,#03071273,#05122b2e);position:absolute;inset:0}.final-background--visible{opacity:1}a{color:inherit;text-decoration:none}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible{outline:2px solid var(--accent-bright);outline-offset:4px}.container{width:min(calc(100% - 48px), var(--container));margin-inline:auto}.site-header{z-index:50;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#030712b8;border-bottom:1px solid #ffffff12;position:fixed;top:0;left:0;right:0}.header-inner{justify-content:space-between;align-items:center;gap:28px;min-height:72px;display:flex}.brand{letter-spacing:-.01em;align-items:center;gap:10px;font-size:.88rem;font-weight:700;display:inline-flex}.brand img{object-fit:contain}nav{color:var(--muted);gap:32px;font-size:.82rem;display:flex}nav a,.header-cta{transition:color .18s}nav a:hover{color:var(--text)}.header-cta{color:var(--accent-bright);align-items:center;gap:8px;font-size:.8rem;font-weight:700;display:inline-flex}.hero{border-bottom:1px solid var(--line);min-height:100svh;padding:92px 0 112px;position:relative;overflow:hidden}.hero:before{z-index:-1;content:"";background:linear-gradient(115deg,#030712 15%,#05122beb 60%,#030712);position:absolute;inset:0}.hero-glow{filter:blur(80px);opacity:.25;border-radius:999px;animation:13s ease-in-out infinite alternate drift;position:absolute}.hero-glow--one{background:#135bbd;width:420px;height:420px;top:14%;right:9%}.hero-glow--two{background:#053777;width:500px;height:280px;animation-delay:-5s;bottom:-20%;left:28%}.hero-grid{grid-template-columns:1.03fr .97fr;align-items:center;gap:72px;min-height:calc(100svh - 204px);display:grid}.hero-copy{z-index:2;position:relative}.eyebrow,.section-index{color:var(--accent-bright);letter-spacing:.18em;text-transform:uppercase;font-size:.68rem;font-weight:800}.eyebrow{background:#2d6fdb14;border:1px solid #75a9ff3d;border-radius:999px;align-items:center;gap:8px;margin-bottom:24px;padding:8px 12px;display:inline-flex}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-.065em;max-width:720px;margin-bottom:22px;font-size:clamp(3.2rem,6.2vw,6.6rem);font-weight:650;line-height:.96}h1 em{color:var(--accent-bright);font-family:Georgia,Times New Roman,serif;font-weight:400}.hero-lead{color:var(--text);margin-bottom:12px;font-family:Georgia,Times New Roman,serif;font-size:clamp(1.2rem,2vw,1.55rem)}.hero-description{max-width:610px;color:var(--muted);margin-bottom:30px;font-size:1rem}.purchase-actions{flex-wrap:wrap;gap:12px;display:flex}.amazon-wordmark{vertical-align:-.14em;width:3.31em;height:1em;display:inline-block;position:relative;overflow:hidden;transform:translateY(4px)}.amazon-wordmark img{filter:brightness(0)invert();width:7.5em;max-width:none;height:auto;position:absolute;top:-.75em;left:-2.27em}.button{border:1px solid #0000;border-radius:11px;justify-content:center;align-items:center;gap:10px;min-height:51px;padding:0 22px;font-size:.88rem;font-weight:750;transition:transform .18s,border-color .18s,background .18s,box-shadow .18s;display:inline-flex}.button:hover{transform:translateY(-2px)}.button--primary{background:var(--text);color:#061022;box-shadow:0 12px 38px #518eff24}.button--primary:hover{box-shadow:0 16px 40px #518eff38}.button--secondary{border-color:var(--line-strong);background:#ffffff09}.button--secondary:hover{background:#75a9ff12;border-color:#75a9ff5c}.amazon-note{color:#718099;margin:18px 0 0;font-size:.72rem}.amazon-note span{margin:0 7px}.book-stage{perspective:1200px;width:min(100%,520px);height:610px;margin-inline:auto;position:relative}.official-cover{z-index:4;transform-origin:0;border:1px solid #86b5ff6b;border-radius:4px 10px 10px 4px;width:330px;position:absolute;top:44px;right:60px;overflow:hidden;transform:rotateY(-9deg)rotate(1.4deg);box-shadow:-18px 22px 70px #000000a6,0 0 55px #2e74e81f}.official-cover img{width:100%;height:auto;display:block}.book-pages{z-index:2;background:repeating-linear-gradient(90deg,#cbd5e1 0,#f8fafc 1px,#d5dfeb 3px,#edf2f7 5px);border-radius:2px 14px 14px 2px;width:324px;height:520px;position:absolute;top:58px;right:43px;transform:rotateY(-9deg)rotate(1.4deg)}.book-shadow{filter:blur(28px);background:#000000d9;border-radius:50%;width:390px;height:90px;position:absolute;bottom:40px;right:34px;transform:rotate(-3deg)}.floating-note{z-index:8;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#071226cc;border:1px solid #ffffff21;border-radius:12px;position:absolute;box-shadow:0 18px 35px #00000057}.floating-note--one{flex-direction:column;min-width:134px;padding:12px 15px;display:flex;top:14px;right:0}.floating-note--one span{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-size:.58rem}.floating-note--one strong{font-family:Georgia,Times New Roman,serif;font-size:1.1rem}.floating-note--two{color:#c9d7ea;align-items:center;gap:8px;padding:11px 14px;font-size:.67rem;display:flex;bottom:4px;left:70px}.floating-note--two svg{color:var(--accent-bright)}.scroll-cue{border:1px solid var(--line);width:38px;height:38px;color:var(--muted);border-radius:50%;place-items:center;display:grid;position:absolute;bottom:24px;left:50%;transform:translate(-50%)}.section{border-bottom:1px solid var(--line);padding:88px 0 130px;position:relative}.section-heading{max-width:730px;margin-bottom:60px}.section-heading--wide{max-width:none}.section-heading h2,.loop-copy h2,.audience-header h2,.final-inner h2{letter-spacing:-.055em;margin:18px 0 0;font-size:clamp(2.5rem,5vw,4.8rem);font-weight:550;line-height:1.02}.section-heading h2 span{color:#718099;font-family:Georgia,Times New Roman,serif;font-weight:400}.section-heading>p{max-width:610px;color:var(--muted);margin:22px 0 0}.perspective{background:linear-gradient(#08152d61,#0000 55%)}.perspective-grid{grid-template-columns:.82fr 1.18fr;gap:24px;display:grid}.statement-card,.perspective-copy{border:1px solid var(--line);border-radius:var(--radius);min-height:360px}.statement-card{background:radial-gradient(circle at 100% 0%, #4d8dff2e, transparent 45%), var(--surface);flex-direction:column;justify-content:space-between;padding:32px;display:flex;position:relative;overflow:hidden}.statement-card:after{content:"";border:1px solid #75a9ff26;border-radius:50%;width:300px;height:300px;position:absolute;bottom:-120px;right:-90px;box-shadow:0 0 0 38px #75a9ff06,0 0 0 76px #75a9ff05}.statement-year{color:var(--accent-bright);letter-spacing:.16em;font-size:.7rem;font-weight:800}.statement-card p{z-index:2;max-width:420px;margin:0;font-family:Georgia,Times New Roman,serif;font-size:clamp(1.5rem,2.6vw,2.2rem);line-height:1.25;position:relative}.perspective-copy{background:#ffffff05;flex-direction:column;padding:38px;display:flex}.perspective-copy>p{max-width:650px;color:var(--muted);font-size:1.03rem}.perspective-copy>p:first-child{color:#dbe6f7;font-size:1.18rem}.mini-loop{margin-top:auto;padding-top:28px}.mini-loop__flow{grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;align-items:stretch;gap:8px;display:grid}.mini-loop__node{border:1px solid var(--line);background:#ffffff05;border-radius:11px;flex-direction:column;justify-content:center;min-height:78px;padding:12px;display:flex}.mini-loop__node--human{background:#3d7add0f;border-color:#75a9ff3d}.mini-loop__node--decision{border-style:dashed}.mini-loop__node span{color:#6682ad;letter-spacing:.12em;text-transform:uppercase;margin-bottom:6px;font-size:.5rem;font-weight:800}.mini-loop__node strong{color:#cbd7e8;font-size:.65rem;font-weight:650;line-height:1.35}.mini-loop__arrow{color:#4c5c75;align-self:center}.mini-loop__branches{justify-content:flex-end;gap:8px;margin-top:9px;display:flex}.mini-loop__branch{border:1px solid var(--line);color:#7f8da3;border-radius:999px;align-items:center;gap:6px;padding:6px 9px;font-size:.56rem;display:flex}.mini-loop__branch b{color:var(--accent-bright)}.mini-loop__branch--retry{color:#8797ae;margin-right:auto}.mini-loop__branch svg{color:var(--accent-bright)}.mini-loop figcaption{color:#66758c;margin-top:11px;font-size:.58rem}.learning{background:#040914}.learning-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.learning-card{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#ffffff03;min-height:260px;padding:28px;transition:background .2s;position:relative}.learning-card:hover{background:#4d8dff0e}.learning-card>span,.audience-card>span{color:#59677d;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.66rem}.learning-card h3{margin:54px 0 12px;font-size:1.18rem}.learning-card p{max-width:300px;color:var(--muted);margin:0;font-size:.84rem}.learning-card svg{color:#536178;transition:color .18s,transform .18s;position:absolute;bottom:27px;right:26px}.learning-card:hover svg{color:var(--accent-bright);transform:translate(3px)}.human-loop{background:radial-gradient(circle at 77% 45%,#2b6dde1f,#0000 30rem),#050b17;overflow:hidden}.loop-layout{grid-template-columns:.82fr 1.18fr;align-items:center;gap:80px;display:grid}.loop-copy h2{margin-bottom:24px;font-size:clamp(2.4rem,4vw,4rem)}.loop-copy>p{color:var(--muted)}.loop-copy ul{gap:13px;margin:30px 0 0;padding:0;list-style:none;display:grid}.loop-copy li{color:#c5d1e2;align-items:center;gap:11px;font-size:.84rem;display:flex}.loop-copy li svg{color:var(--accent-bright);flex:none}.loop-diagram{border:1px solid var(--line);border-radius:var(--radius);background:#050d1dc7;padding:36px;position:relative;box-shadow:0 35px 90px #00000052}.loop-row{grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;display:grid}.loop-row--bottom{margin-top:60px}.loop-row--bottom:before{background:var(--line-strong);content:"";width:1px;height:44px;position:absolute;top:50%;right:27%}.loop-node,.loop-decision{border:1px solid var(--line);background:var(--surface);border-radius:14px;flex-direction:column;justify-content:center;min-height:128px;padding:20px;display:flex}.loop-node--human{background:linear-gradient(140deg, #255cb52e, var(--surface));border-color:#75a9ff45}.loop-node span{color:#6480aa;letter-spacing:.13em;margin-bottom:16px;font-size:.54rem;font-weight:800}.loop-node strong{font-size:.93rem}.loop-node small{color:var(--muted)}.loop-arrow{color:#52627b}.loop-decision{border-style:dashed}.loop-decision strong{margin-bottom:10px}.loop-decision span{color:var(--muted);font-size:.68rem}.loop-decision b{width:24px;color:var(--accent-bright);display:inline-block}.loop-return{color:#66758c;justify-content:flex-end;align-items:center;gap:8px;margin-top:24px;font-size:.62rem;display:flex}.audience-header{justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:58px;display:flex}.audience-header h2{max-width:740px}.no-code-badge{background:#3977dc0f;border:1px solid #75a9ff3d;border-radius:13px;flex:none;align-items:center;gap:14px;padding:16px 18px;display:flex}.no-code-badge svg{color:var(--accent-bright)}.no-code-badge span{flex-direction:column;font-size:.75rem;font-weight:700;display:flex}.no-code-badge small{color:var(--muted);letter-spacing:.12em;text-transform:uppercase;font-size:.56rem;font-weight:600}.audience-grid{grid-template-columns:repeat(4,1fr);gap:12px;display:grid}.audience-card{border:1px solid var(--line);background:linear-gradient(150deg,#ffffff06,#0000);border-radius:16px;min-height:245px;padding:25px}.audience-card h3{margin:76px 0 10px;font-family:Georgia,Times New Roman,serif;font-size:1.36rem;font-weight:400}.audience-card p{color:var(--muted);margin:0;font-size:.78rem}.editorial{background:linear-gradient(90deg,#040a16,#071328)}.editorial-layout{grid-template-columns:.8fr 1.2fr;gap:100px;display:grid}.editorial-aside{align-self:start;position:sticky;top:120px}.editorial-aside blockquote{letter-spacing:-.04em;margin:34px 0 0;font-family:Georgia,Times New Roman,serif;font-size:clamp(2rem,3.5vw,3.5rem);line-height:1.1}.editorial-copy{border-left:1px solid var(--line-strong);padding-left:52px}.editorial-copy p{color:#aab6c9;font-family:Georgia,Times New Roman,serif;font-size:1.16rem;line-height:1.8}.editorial-copy .editorial-intro{color:var(--text);font-size:1.6rem}.signature{color:var(--accent-bright);letter-spacing:.14em;text-transform:uppercase;margin-top:34px;font-size:.68rem;font-weight:800;display:block}.author-note{border-top:1px solid var(--line);margin-top:38px;padding-top:28px}.author-note .signature{margin-top:0}.author-note p{color:#8391a7;max-width:650px;margin:14px 0 0;font-family:Inter,ui-sans-serif,system-ui,sans-serif;font-size:.8rem;line-height:1.7}.final-cta{border-bottom:1px solid var(--line);text-align:center;padding:140px 0;position:relative;overflow:hidden}.final-glow{filter:blur(90px);background:#1859be2e;border-radius:50%;width:700px;height:430px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.final-inner{z-index:2;grid-template-columns:156px minmax(0,1fr);align-items:center;gap:clamp(42px,7vw,86px);max-width:980px;display:grid;position:relative}.final-book-thumb{justify-self:center;width:156px;position:relative;transform:rotate(-2deg)}.final-book-thumb:after{z-index:-1;content:"";background:#dbe4ee;border-radius:3px 8px 8px 3px;width:100%;height:calc(100% - 2px);position:absolute;top:7px;right:-7px;box-shadow:16px 24px 50px #0000007a}.final-book-thumb img{border:1px solid #97beff57;border-radius:3px 7px 7px 3px;width:100%;height:auto;display:block}.final-copy{text-align:left}.final-inner h2{margin-top:18px;font-size:clamp(3rem,7vw,6.4rem)}.final-copy>p{color:var(--muted);margin:22px 0 30px}.final-copy>p em{color:#d9e2f0;font-family:Georgia,Times New Roman,serif}.final-inner small{color:#66748a;margin-top:20px;display:block}footer{background:#02050c;padding:28px 0}.footer-inner{justify-content:space-between;align-items:center;gap:24px;display:flex}.brand--footer{color:#cbd5e1;font-size:.76rem}.footer-inner p{color:var(--muted);margin:0;font-size:.75rem}.footer-inner p a{color:#9ba9bd;text-underline-offset:3px;-webkit-text-decoration:underline #75a9ff59;text-decoration:underline #75a9ff59;transition:color .18s,text-decoration-color .18s}.footer-inner p a:hover{color:var(--text);-webkit-text-decoration-color:var(--accent-bright);-webkit-text-decoration-color:var(--accent-bright);-webkit-text-decoration-color:var(--accent-bright);text-decoration-color:var(--accent-bright)}@keyframes drift{to{transform:translate(26px,-18px)scale(1.08)}}@media (max-width:980px){nav{display:none}.hero{min-height:auto;padding:132px 0 72px}.hero-grid{grid-template-columns:1fr;gap:40px;min-height:auto}.hero-copy{max-width:780px}.book-stage{height:560px}.final-inner{grid-template-columns:140px minmax(0,1fr);gap:40px}.final-book-thumb{width:140px}.final-inner h2{font-size:clamp(3rem,7vw,5rem)}.perspective-grid,.loop-layout,.editorial-layout{grid-template-columns:1fr}.loop-layout,.editorial-layout{gap:60px}.learning-grid{grid-template-columns:repeat(2,1fr)}.audience-header{flex-direction:column;align-items:flex-start}.audience-grid{grid-template-columns:repeat(2,1fr)}.editorial-aside{position:static}.editorial-copy{border-left:0;padding-left:0}}@media (max-width:640px){.container{width:min(calc(100% - 32px), var(--container))}.header-inner{min-height:64px}.brand span{display:none}.header-cta{padding:8px 0}.hero{padding:108px 0 84px}h1{font-size:clamp(3.1rem,16vw,4.6rem)}.purchase-actions{flex-direction:column}.button{width:100%}.book-stage{--stage-scale:clamp(.58, calc((100vw - 32px) / 520), 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