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:root{--ink:#15324C;--red:#B3262E;--paper:#fff;--g:clamp(24px,5.2vw,96px);--line:color-mix(in srgb,var(--ink) 22%,transparent)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font:400 18px/1.6 Hanken,sans-serif;background:var(--paper);color:var(--ink)}body.menu-open{overflow:hidden}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--red);outline-offset:7px}[hidden]{display:none!important}::selection{background:var(--red);color:var(--paper)}.skip{position:fixed;top:-100px;z-index:300;background:var(--paper);padding:12px}.skip:focus{top:0}.site-header{height:104px;margin:0 var(--g);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid 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1fr;gap:12%;align-items:start}.about-section>img{width:100%;height:auto;transform:rotate(-2deg)}.about-section>div{padding-top:40px}.about-section p{font-size:18px}.contact-page{padding:25px var(--g) 100px;display:grid;grid-template-columns:1fr 1fr;gap:10%}.email{font-size:clamp(20px,2.25vw,34px);letter-spacing:-.03em;border-bottom:1px solid var(--red);overflow-wrap:anywhere}.contact-page>div p:not(.eyebrow){font-size:16px;margin-top:35px}form{display:flex;flex-direction:column}label{font-size:14px;margin-bottom:5px}input,select,textarea{font-size:17px;background:transparent;color:var(--ink);border:0;border-bottom:1px solid var(--ink);border-radius:0;padding:13px 0;margin-bottom:27px;width:100%}textarea{resize:vertical}input:focus,select:focus,textarea:focus{outline:2px solid var(--red);outline-offset:5px}input::placeholder,textarea::placeholder{color:var(--ink);opacity:.7}.form-note{font-size:12px;margin:0 0 25px}form .button{align-self:start}#form-status{font-size:14px}@keyframes menuIn{from{opacity:0;transform:translateY(-15px)}to{opacity:1;transform:none}}@keyframes panelIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes photoIn{from{opacity:0;transform:rotate(0) translateY(20px)}to{opacity:1;transform:rotate(3deg)}}
@media(min-width:1600px){.opening{min-height:940px}.hero-photo{max-width:435px}.opening h1{max-width:1100px}.opening-bottom{margin-top:65px}}
@media(max-width:1100px){.header-note{margin-right:5vw}.opening{min-height:700px}.opening h1{font-size:12.1vw;margin-top:70px}.opening-bottom{max-width:69%;gap:25px}.purpose{margin-left:0;font-size:22px}.round-link{width:120px;min-width:120px;height:120px;font-size:13px}.hero-photo{top:135px;width:25%}.vertical-note{bottom:65px;max-width:23%}.path-workspace{padding-left:0;gap:5%}.path-panels{padding-left:30px}.footer-bottom{grid-template-columns:1fr 2fr}.footer-bottom>p{display:none}}
@media(max-width:760px){html{scroll-padding-top:25px}.site-header{height:84px}.brand img{width:145px}.header-note{display:none}.header-actions{gap:23px}.contact-link,.menu-toggle{font-size:14px}.menu-toggle{gap:12px}.menu-lines{width:20px}#nav{top:84px;grid-template-columns:1fr;gap:25px;padding-top:30px}.nav-intro{display:none}.nav-links>a{font-size:34px;line-height:1.5}.nav-links .nav-soon{font-size:16px}.opening{padding-top:22px;min-height:0;padding-bottom:44px;display:grid;grid-template-columns:1fr 1fr;gap:0 20px;overflow:visible}.opening-top{grid-column:1/-1;display:block;font-size:9px;letter-spacing:.06em}.opening-top>span:last-child{display:none}.opening h1{grid-column:1/-1;font-size:clamp(76px,14.4vw,110px);max-width:100%;line-height:1;letter-spacing:-.075em;margin:40px 0 32px}.hero-photo{position:relative;right:auto;top:auto;width:100%;grid-column:2;grid-row:3;align-self:start;margin:5px 0 0;transform:rotate(3deg)}.hero-photo img{aspect-ratio:.75}.hero-photo figcaption{font-size:12px;padding:9px 12px}.opening-bottom{grid-column:1;grid-row:3;max-width:100%;margin:0;display:flex;flex-direction:column;align-items:start;gap:25px}.purpose{font-size:19px;font-weight:400;line-height:1.4;margin:0}.round-link{width:105px;min-width:105px;height:105px;font-size:12px}.round-link span{font-size:21px;margin-top:4px}.vertical-note{position:static;grid-column:1/-1;max-width:100%;font-size:9px;text-align:left;margin-top:33px}.perspective{padding-top:42px;padding-bottom:45px;grid-template-columns:1fr;gap:20px}.perspective>.eyebrow{max-width:100%;font-size:10px;margin:0}.perspective h2{font-size:32px;line-height:1.25}.perspective>div>p{font-size:16px;margin-top:28px}.pathfinder{padding-top:62px;padding-bottom:60px}.pathfinder-heading{display:block;margin-bottom:30px}.pathfinder-heading>.eyebrow{font-size:11px;margin-bottom:19px}.pathfinder-heading h2{width:100%;font-size:43px}.path-workspace{grid-template-columns:1fr;gap:28px}.path-tabs>button{font-size:25px;padding:14px 0}.path-tabs>button[aria-selected=true]{padding-left:12px}.path-panels{border-left:0;padding:10px 0 0;min-height:340px;align-items:start}.path-panels h3{font-size:33px}.path-panels .eyebrow{font-size:10px}.path-panels p:not(.eyebrow){font-size:16px}.topic-list{margin:20px 0 26px}.author-note{grid-template-columns:1fr;gap:32px;padding:44px 0 60px}.note-side>p{margin:20px 0 12px;font-size:14px}.note-body h2{font-size:42px}.note-body>p{font-size:17px;margin-left:0}.ideas-window{padding-top:28px;padding-bottom:33px}.ideas-top>span:last-child{display:none}.ideas-top>.eyebrow{font-size:10px}.criterio-word{font-size:16.5vw;line-height:1.6}.ideas-bottom{display:block}.ideas-bottom>p{font-size:16px}.ideas-bottom>div{margin-top:22px;gap:18px}.ideas-bottom .text-link{font-size:13px}footer{padding-top:50px}.footer-top{display:block;padding-bottom:35px}.footer-top>p{font-size:46px}.footer-invite{font-size:17px;margin-top:30px;justify-content:space-between;max-width:330px}.footer-bottom{grid-template-columns:1fr;gap:23px}.footer-bottom>div{flex-wrap:wrap;gap:20px;font-size:12px}.footer-name{font-size:19px}.footer-name>span{display:inline-block;margin-left:20px}.page-intro{display:block;padding-top:44px;padding-bottom:45px}.page-intro>.eyebrow{max-width:100%;font-size:10px;padding:0}.page-intro h1{font-size:clamp(44px,9.5vw,67px);margin-bottom:27px}.page-intro .lead{font-size:19px}.split-section{grid-template-columns:1fr;gap:18px;padding-top:36px;padding-bottom:36px}.split-section h2{font-size:36px}.split-section>div p{font-size:17px}.content-section{padding-top:35px;padding-bottom:45px}.content-section>.eyebrow{font-size:10px}summary{font-size:25px;gap:17px;padding:22px 0}details>div{padding:0 0 20px;font-size:16px}.method-list{grid-template-columns:1fr;gap:5px;margin:25px 0}.ai-support{grid-template-columns:1fr;gap:0}.publication{display:block;padding-top:30px;padding-bottom:40px}.publication .eyebrow{font-size:10px}.publication h2{font-size:38px;margin-bottom:20px}.publication p:not(.eyebrow){font-size:17px;margin-bottom:25px}.book-feature{grid-template-columns:1fr;gap:38px;padding-bottom:50px}.book-type{min-height:390px;max-width:300px;width:100%;padding:30px}.book-type h2{font-size:48px}.about-section{grid-template-columns:1fr;gap:20px;padding-bottom:50px}.about-section>img{width:88%;max-height:410px;object-fit:cover;object-position:center 35%;margin:0 auto}.about-section>div{padding-top:20px}.contact-page{grid-template-columns:1fr;gap:45px;padding-bottom:55px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Original identity assets and clean hero portrait. */
.hero-photo,.hero-photo:hover{transform:none;animation:none}
.hero-photo img{aspect-ratio:auto;object-fit:contain;display:block;background:transparent}
.hero-photo figcaption{background:transparent;color:var(--ink);padding:15px 0 0;text-align:center}
.footer-name>img{display:block;max-width:100%;height:auto}
@media(max-width:760px){.hero-photo{transform:none}.hero-photo figcaption{padding-top:10px}.footer-name>span{display:block;margin:10px 0 0}}

/* Expressive portraits: full gestures, genuine alpha, subtle pointer response. */
.hero-photo{width:34%;max-width:560px;top:175px}
.hero-photo img{transform:translate3d(var(--portrait-x,0px),var(--portrait-y,0px),0) rotate(var(--portrait-angle,0deg));transition:transform .7s cubic-bezier(.2,.7,.2,1);transform-origin:50% 90%}
.about-section>img{transform:none;object-fit:contain;max-height:none;height:auto}
.topic-list a{border-bottom:1px solid var(--red);padding-bottom:4px}
@media(max-width:1100px) and (min-width:761px){.hero-photo{top:170px;width:33%}}
@media(max-width:760px){.hero-photo{top:auto;width:92%;max-width:480px;grid-column:1/-1;grid-row:3;margin:0 auto 28px}.opening-bottom{grid-column:1/-1;grid-row:4;flex-direction:row;align-items:center;max-width:100%;gap:24px}.opening-bottom .purpose{max-width:400px}.vertical-note{grid-row:5}.about-section>img{width:100%;max-height:none;object-fit:contain}.hero-photo img{transform:none}}
@media(prefers-reduced-motion:reduce){.hero-photo img{transform:none!important}}

/* Full-body framing keeps both portraits entirely inside the layout. */
.opening{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);grid-template-rows:auto auto auto auto;column-gap:2.5%;min-height:0;overflow:visible;padding-bottom:38px}
.opening-top{grid-column:1/-1;grid-row:1}
.opening h1{grid-column:1;grid-row:2;max-width:100%;font-size:clamp(75px,10.2vw,165px);margin:65px 0 15px;align-self:end}
.opening .hero-photo{grid-column:2;grid-row:2/4;position:relative;top:auto;right:auto;width:100%;max-width:480px;margin:30px auto 0;align-self:center}
.opening .hero-photo img{width:100%;height:auto;aspect-ratio:auto;object-fit:contain;max-height:none}
.opening-bottom{grid-column:1;grid-row:3;max-width:100%;margin:26px 0 30px;align-self:start;gap:25px}
.opening-bottom .purpose{margin-left:0;max-width:430px}
.vertical-note{position:static;grid-column:2;grid-row:4;max-width:100%;margin-top:10px;text-align:center}
.about-section>img{width:100%;max-width:460px;max-height:none;height:auto;object-fit:contain;margin:0 auto}
.book-cover{display:block;width:100%;height:auto;max-width:390px;object-fit:contain}
.book-cover-link{display:block;max-width:390px;margin:auto}
.book-buy-link{margin-left:25px}
.book-landing{display:grid;grid-template-columns:1fr 1.25fr;gap:10%;padding:65px var(--g) 85px;align-items:center}
.book-art .book-cover{margin:auto}.book-story h1{font-size:clamp(48px,5.6vw,85px);font-weight:300;line-height:1.03;letter-spacing:-.05em;margin:0 0 30px}.book-story h1 span{color:var(--red)}.book-subtitle{font-size:23px;line-height:1.45}.book-story>p:not(.eyebrow):not(.book-subtitle){font-size:17px;max-width:540px}.book-story>.button{margin-top:20px}
.book-purchase{background:var(--ink);color:var(--paper);padding:65px var(--g);display:grid;grid-template-columns:1.2fr 1fr;gap:12%;align-items:center}.book-purchase p{max-width:510px}.purchase-action>.button{background:var(--paper);color:var(--ink);border-color:var(--paper)}.purchase-action>.button:hover{background:var(--red);color:var(--paper);border-color:var(--red)}.purchase-action p{font-size:14px;margin:20px 0}.purchase-action .text-link{border-color:var(--paper)}
@media(max-width:1100px) and (min-width:761px){.opening h1{font-size:10vw}.opening-bottom .purpose{font-size:20px}.opening .hero-photo{width:100%;top:auto}}
@media(max-width:760px){.opening{grid-template-columns:1fr;gap:0}.opening-top{grid-column:1}.opening h1{grid-column:1;grid-row:2;font-size:clamp(76px,14.4vw,110px);margin:35px 0 15px}.opening .hero-photo{grid-column:1;grid-row:3;max-width:340px;width:90%;margin:10px auto 25px}.opening-bottom{grid-column:1;grid-row:4;margin:0;gap:20px}.opening-bottom .purpose{font-size:19px}.vertical-note{grid-column:1;grid-row:5;margin-top:28px}.about-section>img{max-width:330px;width:100%;max-height:none}.book-landing{grid-template-columns:1fr;gap:45px;padding-top:40px;padding-bottom:50px}.book-art .book-cover{max-width:280px}.book-story h1{font-size:52px}.book-subtitle{font-size:20px}.book-purchase{grid-template-columns:1fr;gap:20px;padding-top:45px;padding-bottom:45px}.book-buy-link{display:table;margin:22px 0 0}.book-feature .book-cover{max-width:280px}}

.footer-bottom{grid-template-columns:1fr 2fr}.footer-bottom>div{justify-content:flex-end}
.book-main-link{background:var(--red);border-color:var(--red);font-size:17px;max-width:100%}.book-main-link:hover{background:var(--ink);border-color:var(--ink)}.book-route{display:block;width:fit-content;margin:13px 0 22px;font-size:14px;border-bottom:1px solid var(--red)}.book-buy-link{margin-left:0}.back-personas{display:table;margin-top:24px}
.reading-room{padding:65px var(--g) 90px;border-top:1px solid var(--line)}.reading-heading{display:grid;grid-template-columns:1fr 2fr;gap:20px 8%}.reading-heading>.eyebrow{max-width:220px}.reading-heading>h2{margin-bottom:5px}.reading-heading>p:last-child{grid-column:2;max-width:650px;margin:0;font-size:19px}.reading-columns{display:grid;grid-template-columns:1fr 1fr;gap:10%;margin:55px 0 0 20%}.reading-columns article{border-top:1px solid var(--ink);padding-top:24px}.reading-columns h3{font-size:31px;font-weight:300;line-height:1.15;letter-spacing:-.025em;margin:0 0 20px}.reading-columns p{font-size:17px;line-height:1.7}.reading-columns a{margin-top:15px}
@media(max-width:760px){.footer-bottom{grid-template-columns:1fr}.footer-bottom>div{justify-content:flex-start}.reading-room{padding-top:40px;padding-bottom:50px}.reading-heading{display:block}.reading-heading h2{margin:20px 0}.reading-heading>p:last-child{font-size:17px}.reading-columns{grid-template-columns:1fr;margin:35px 0 0;gap:35px}.reading-columns h3{font-size:29px}.book-main-link{font-size:16px}}

/* Cabecera en teléfonos estrechos: sin desborde horizontal. */
@media(max-width:420px){.site-header{gap:12px}.brand img{width:122px}.header-actions{gap:18px}.menu-toggle{gap:8px;padding-left:4px}}
@media(max-width:349px){.brand img{width:112px}.header-actions{gap:14px}.contact-link{font-size:13px}.menu-toggle{font-size:0;gap:0;padding:14px 4px}}

/* Espacio reservado para retrato y portada antes de que carguen (sin saltos de diseño). */
.opening .hero-photo img{aspect-ratio:1024/1536}
.book-feature .book-cover-link{width:100%}@media(max-width:760px){.book-feature .book-cover-link{max-width:280px}}
/* Foco visible sobre fondos carmín y azul Prusia. */
.ideas-window a:focus-visible,#nav a:focus-visible,footer a:focus-visible,.book-purchase a:focus-visible{outline-color:var(--paper)}