*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:0}section[id]{scroll-margin-top:0}body{margin:0;background:#f1eee7;color:#17202b;font-family:"Source Sans 3",Arial,sans-serif;font-weight:300;line-height:1.75}a{color:inherit;text-decoration:none}.wrap{width:min(1120px,88%);margin:0 auto}.narrow{max-width:790px}.site-header{position:absolute;z-index:5;top:0;left:0;right:0;color:#f1eee7}.nav-wrap{min-height:82px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(241,238,231,.2)}.brand,.footer-brand{font-family:"Cormorant Garamond",Georgia,serif;font-size:16px;letter-spacing:.09em}.nav-links{display:flex;gap:25px}.nav-links a{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#e6e2d9}.nav-links a:hover,.footer-links a:hover{color:#d7c39e}.menu-toggle{display:none;background:none;border:0;color:#f1eee7;font-size:25px}.hero{position:relative;min-height:720px;display:flex;align-items:center;overflow:hidden;background:radial-gradient(ellipse at 72% 48%,rgba(78,88,99,.45),transparent 36%),linear-gradient(115deg,#101923,#17202b 68%,#202c39);color:#f1eee7}.hero:after{content:"";position:absolute;z-index:0;width:520px;height:520px;border:1px solid rgba(181,165,138,.25);border-radius:50%;right:9%;top:20%;box-shadow:0 0 0 28px rgba(181,165,138,.025),0 0 0 75px rgba(181,165,138,.02);pointer-events:none}.hero-grain{position:absolute;z-index:0;inset:0;opacity:.22;background-image:radial-gradient(#c9b99b .6px,transparent .7px);background-size:47px 47px}.hero-content{position:relative;z-index:2;padding-top:90px}.eyebrow{margin:0 0 17px;color:#a99778;font-size:10px;letter-spacing:.24em;text-transform:uppercase;font-weight:500}.infinity-mark{font-family:"Cormorant Garamond",serif;color:#b5a58a;font-size:55px;line-height:1}h1,h2,h3{font-family:"Cormorant Garamond",Georgia,serif;font-weight:400;line-height:1.06}h1{font-size:clamp(48px,7vw,83px);max-width:900px;margin:20px 0 25px;letter-spacing:-.025em}.hero-lead{max-width:600px;font-size:18px;color:#d1d1cc}.text-link{display:inline-flex;gap:14px;align-items:center;margin-top:20px;border-bottom:1px solid #b5a58a;padding-bottom:5px;font-size:12px;letter-spacing:.13em;text-transform:uppercase}.light-link{color:#f1eee7}.hero-coordinate{position:absolute;z-index:2;bottom:28px;right:6%;font-size:9px;letter-spacing:.17em;color:#a9aaa6}.hero-coordinate span{color:#b5a58a;margin:0 8px}.section{padding:105px 0}.intro-section{background:#f1eee7}.section h2,.contact-section h2{font-size:clamp(42px,5vw,62px);margin:0 0 24px}.section-lead{font-family:"Cormorant Garamond",Georgia,serif;font-size:26px;line-height:1.38;color:#35414b}.intro-section p:not(.eyebrow){color:#626c68}.intro-section blockquote{margin:48px 0 0;border-left:2px solid #b5a58a;padding:8px 0 8px 25px;font-family:"Cormorant Garamond",serif;font-size:29px;line-height:1.35;color:#34404a}.trilogy-section{background:#17202b;color:#f1eee7}.universe-section{background:#f1eee7;color:#17202b}.books{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px;margin-top:55px}.book-card{min-width:0}.cover-link{display:block;background:#111923;overflow:hidden;border:1px solid rgba(181,165,138,.25);aspect-ratio: .705;max-width:310px;margin:0 auto 25px}.cover-link img{display:block;width:100%;height:100%;object-fit:contain}.book-info{max-width:310px;margin:auto}.book-number,.article-meta{font-size:10px;letter-spacing:.2em;color:#b5a58a}.book-info h3{font-size:35px;margin:8px 0 0}.subtitle{margin:0;color:#c5b99f;font-family:"Cormorant Garamond",serif;font-size:21px;font-style:italic}.book-description{font-size:14px;color:#c4c7c4;min-height:76px}.button{display:inline-block;margin-top:8px;padding:11px 17px;border:1px solid #b5a58a;color:#f1eee7;font-size:10px;letter-spacing:.13em;text-transform:uppercase}.button span{padding-left:8px}.sample-link{display:table;margin-top:13px;padding-bottom:3px;border-bottom:1px solid rgba(181,165,138,.65);color:#d1c5ad;font-size:10px;letter-spacing:.12em;text-transform:uppercase;transition:color .2s ease,border-color .2s ease}.sample-link:hover{color:#f1eee7;border-color:#f1eee7}.sample-note{margin:7px 0 0;color:#aeb5b3;font-size:11px;line-height:1.45}.availability{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#a99778}.button-muted{color:#c5c5c0;border-color:#626c68;cursor:default}.forthcoming .cover-link{opacity:.92}.trilogy-section .section-lead,.universe-section .section-lead{max-width:680px}.trilogy-section .section-lead{color:#c7c9c5}.universe-section .section-lead{color:#626c68}.themes{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:55px}.themes article{border-top:1px solid rgba(181,165,138,.45);padding-top:17px}.theme-index{font-size:10px;letter-spacing:.18em;color:#b5a58a}.themes h3{font-size:30px;margin:18px 0 10px}.themes p{font-size:14px;color:#626c68}
@media(max-width:620px){.wrap{width:88%}.nav-wrap{min-height:70px}.brand{font-size:12px;letter-spacing:.055em}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:70px;left:0;right:0;padding:20px 6%;background:#17202b;flex-direction:column;gap:15px}.nav-links.open{display:flex}.nav-links a{font-size:11px}.hero{min-height:670px}.hero:after{width:310px;height:310px;right:-120px;top:28%}.hero-coordinate{left:6%;right:auto;font-size:8px}.desktop{display:none}.section{padding:75px 0}.books{grid-template-columns:1fr;gap:48px}.book-card{max-width:380px;width:100%;margin:auto}.cover-link{max-width:270px}.book-info{max-width:330px}.book-description{min-height:0}.themes{gap:25px}.notebook-grid,.author-grid{grid-template-columns:1fr;gap:35px}.notebook-section h2 br{display:none}.author-emblem-wrap{max-width:360px}.footer-inner{grid-template-columns:1fr}.footer-links{flex-wrap:wrap}.footer-inner>p{grid-column:auto}.email-link{font-size:22px}}


.back-to-top{position:fixed;right:26px;bottom:25px;z-index:20;width:48px;height:48px;border:1px solid rgba(181,165,138,.8);border-radius:50%;display:grid;place-items:center;background:rgba(23,32,43,.94);color:#f1eee7;font-family:Arial,sans-serif;font-size:25px;line-height:1;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .2s ease;box-shadow:0 4px 18px rgba(0,0,0,.18)}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:#b5a58a;color:#17202b}
.back-to-top:focus-visible{outline:2px solid #b5a58a;outline-offset:4px}
@media(max-width:620px){.back-to-top{right:17px;bottom:17px;width:44px;height:44px}}


/* Botón de regreso: visible de forma permanente para que siempre esté disponible. */
.back-to-top{opacity:1!important;visibility:visible!important;transform:none!important}





/* Cuaderno del infinito: introducción primero y reflexiones apiladas debajo. */
.notebook-section{background:#e8e4db;color:#17202b}
.notebook-grid{display:block}
.notebook-intro{max-width:790px;margin:0 0 42px}
.notebook-section h2{font-size:clamp(48px,6vw,70px);margin:0 0 20px}
.notebook-intro .section-lead{margin:0;color:#626c68;font-size:25px;line-height:1.38;max-width:790px}
.notebook-copy{display:flex;flex-direction:column;gap:22px;max-width:920px}
.article-preview{background:#f1eee7;border:1px solid rgba(181,165,138,.5);border-left:3px solid #b5a58a;padding:25px 28px 27px;margin:0;box-shadow:0 8px 22px rgba(23,32,43,.045)}
.article-preview .article-meta{margin:0 0 7px;color:#a18f70;font-size:10px;letter-spacing:.2em;font-weight:500}
.article-preview h3{font-size:31px;line-height:1.1;margin:0 0 12px;color:#17202b}
.article-preview p:not(.article-meta){color:#626c68;font-size:15px;line-height:1.65;margin:0}
.article-preview .text-link{display:inline-flex;align-items:center;gap:12px;margin-top:19px;padding:8px 13px;border:1px solid #b5a58a;color:#17202b;font-size:10px;letter-spacing:.13em;text-transform:uppercase;transition:background .2s ease,color .2s ease}
.article-preview .text-link:hover{background:#17202b;color:#f1eee7}

/* Autor: composición tipográfica limpia, sin imagen decorativa. */
.author-section{background:#f1eee7}
.author-grid{display:block}
.author-copy{max-width:850px;margin:0 auto}
.author-copy h2{margin-bottom:22px}
.author-copy p{color:#626c68}
.button-dark{color:#17202b}

@media(max-width:620px){
  .notebook-section h2{font-size:clamp(46px,12vw,62px)}
  .notebook-intro{margin-bottom:30px}
  .notebook-intro .section-lead{font-size:22px}
  .notebook-copy{gap:18px}
  .article-preview{padding:22px 21px 24px}
  .article-preview h3{font-size:28px}
  .author-copy{max-width:100%}
}


/* Contacto: cierre editorial limpio, con separador dorado y correo destacado. */
.contact-section{padding:100px 0 105px;background:#101923;color:#f1eee7;text-align:center}
.contact-wrap{max-width:850px;margin:0 auto}
.contact-section .eyebrow{margin-bottom:22px}
.contact-section h2{font-size:clamp(40px,5vw,60px);line-height:1.08;margin:0 auto}
.contact-divider{width: min(100%, 650px);height:1px;margin:30px auto 25px;background:linear-gradient(90deg,transparent,rgba(181,165,138,.85) 16%,rgba(181,165,138,.85) 84%,transparent)}
.contact-intro{margin:0;color:#c4c7c4;font-size:16px}
.email-link{display:inline-block;margin-top:14px;color:#d4c4a4;font-family:"Cormorant Garamond",Georgia,serif;font-size:clamp(23px,3vw,29px);border-bottom:1px solid rgba(181,165,138,.55);padding-bottom:4px;transition:color .2s ease,border-color .2s ease}
.email-link:hover{color:#f1eee7;border-color:#f1eee7}
@media(max-width:620px){
  .contact-section{padding:78px 0 82px}
  .contact-section h2{font-size:clamp(36px,9vw,48px)}
  .contact-intro{font-size:15px}
  .email-link{font-size:22px;overflow-wrap:anywhere}
}


/* Pie general: separación horizontal clara y copyright próximo a los enlaces. */
footer{background:#24313d;color:#d0d2d0;padding:27px 0 24px;border-top:1px solid rgba(181,165,138,.28)}
.footer-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:28px;row-gap:3px;align-items:center}
.footer-brand{display:block;font-family:"Cormorant Garamond",Georgia,serif;font-size:15px;letter-spacing:.09em;color:#f1eee7;line-height:1.35}
.footer-links{display:flex;align-items:center;justify-content:flex-end;gap:25px;font-size:12px;line-height:1.4}
.footer-links a{white-space:nowrap;color:#d0d2d0}
.footer-links a:hover{color:#d7c39e}
.footer-inner>p{grid-column:1/-1;margin:2px 0 0;font-size:11px;line-height:1.4;color:#aeb6bb}
@media(max-width:800px){
  .footer-inner{column-gap:20px}
  .footer-links{gap:18px}
}
@media(max-width:620px){
  .footer-inner{grid-template-columns:1fr;row-gap:7px}
  .footer-brand{font-size:14px}
  .footer-links{justify-content:flex-start;gap:22px;flex-wrap:wrap}
  .footer-inner>p{grid-column:auto;margin-top:0}
}



/* Hero: solo las líneas doradas de la espiral; el fondo original permanece visible. */
.hero-spiral{position:absolute;z-index:1;width:min(520px,43vw);aspect-ratio:1;right:9%;top:20%;pointer-events:none;opacity:1;overflow:visible;background:transparent}
.hero-spiral img{display:block;width:100%;height:100%;object-fit:contain;background:transparent}
@media(max-width:800px){
  .hero:after{width:min(390px,55vw);height:min(390px,55vw);right:-8%;top:24%}
  .hero-spiral{width:min(390px,55vw);right:-8%;top:24%;opacity:.78}
}
@media(max-width:620px){
  .hero:after{width:330px;height:330px;max-width:82vw;max-height:82vw;right:-14%;top:20%}
  .hero-spiral{width:330px;max-width:82vw;right:-14%;top:20%;opacity:.62}
}

/* Pie general: tono azul pizarra diferenciado de la sección Contacto. */
footer{background:#24313d;color:#d0d2d0;padding:27px 0 24px;border-top:1px solid rgba(181,165,138,.28)}
.footer-brand{color:#f1eee7}
.footer-links a{color:#d0d2d0}
.footer-links a:hover{color:#d7c39e}
.footer-inner>p{color:#aeb6bb}