/* Peter Marza · petermarza.es
   Tinta nocturna, papel y lacre. Bodoni Moda + Jost. */

:root{
  --paper:#F3F2EE; --paper-2:#E9E7E1; --card:#FBFAF7;
  --ink:#141A2E; --ink-2:#3C4459; --ink-soft:#5E667C;
  --rule:#D6D4CD; --lacre:#9B2335; --lacre-2:#B8324A; --lacre-soft:#9B233514;
  --night:#0E1322; --night-2:#161C30; --night-ink:#ECEAE4; --night-soft:#A7ADBF; --night-rule:#2A3150;
  --serif:"Bodoni Moda","Didot","Bodoni 72",Georgia,serif;
  --sans:"Jost","Futura","Avenir Next","Segoe UI",system-ui,sans-serif;
  --gutter:clamp(18px,5vw,72px);
  --max:1160px;
  --radius:3px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root{
    color-scheme:dark;
    --paper:#0F1320; --paper-2:#171C2C; --card:#151A29;
    --ink:#ECEAE4; --ink-2:#CFD1D9; --ink-soft:#A3A9BA;
    --rule:#2A3046; --lacre:#E0707F; --lacre-2:#EA8B98; --lacre-soft:#E0707F1F;
    --night:#080B14; --night-2:#10152A; --night-rule:#252C47;
  }
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@view-transition{navigation:auto}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  @view-transition{navigation:none}
}
body{margin:0;background:var(--paper);color:var(--ink);font:300 18px/1.7 var(--sans);text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:.2em}
a:hover{color:var(--lacre)}
:focus-visible{outline:2px solid var(--lacre);outline-offset:3px}
p{margin:0}
.skip{position:absolute;left:-9999px;top:0}
.skip:focus{left:12px;top:12px;z-index:50;background:var(--ink);color:var(--paper);padding:10px 14px}

/* grano de papel */
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:100;opacity:.05;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}
@media (prefers-color-scheme:dark){body::before{mix-blend-mode:screen;opacity:.035}}

.wrap{max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}
.narrow{max-width:760px}

/* tipografía */
.eyebrow{font:500 12px/1.4 var(--sans);letter-spacing:.24em;text-transform:uppercase;color:var(--lacre);margin:0}
h1,h2,h3{font-family:var(--serif);font-weight:400;margin:0;text-wrap:balance;line-height:1.12}
.display{text-transform:uppercase;letter-spacing:.2em;font-size:clamp(34px,7vw,92px);line-height:1.02;margin-right:-.2em}
h2{font-size:clamp(28px,4vw,46px);letter-spacing:-.005em}
h2.caps{text-transform:uppercase;letter-spacing:.16em;font-size:clamp(24px,3.2vw,36px)}
h3{font-size:clamp(22px,2.4vw,27px)}
.lede{font-size:clamp(18px,1.6vw,21px);color:var(--ink-2);max-width:60ch}
.muted{color:var(--ink-soft)}
.small{font-size:15px}
.verse{font-family:var(--serif);font-style:italic;font-size:clamp(24px,3.4vw,40px);line-height:1.3}
.verse span{display:block}
.prose{max-width:66ch;display:grid;gap:1.1em}
.prose h2{margin-top:1.2em;font-size:clamp(26px,3vw,34px)}
.prose h3{margin-top:.6em}
.prose ul,.prose ol{margin:0;padding-left:1.2em;display:grid;gap:.4em}
.prose li::marker{color:var(--lacre)}
.prose blockquote{margin:0;padding-left:20px;border-left:1px solid var(--lacre);font-family:var(--serif);font-style:italic;font-size:21px;line-height:1.5}

/* botones */
.btns{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.btn{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:13px 24px;font:500 13px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;text-decoration:none;border:1px solid currentColor;border-radius:var(--radius);background:transparent;color:var(--ink);cursor:pointer;transition:background .25s,color .25s,border-color .25s,transform .25s}
.btn:hover{color:var(--lacre);border-color:var(--lacre)}
.btn.lacre{background:var(--lacre);border-color:var(--lacre);color:#fff}
.btn.lacre:hover{background:var(--lacre-2);border-color:var(--lacre-2);color:#fff;transform:translateY(-1px)}
.btn .arr{transition:transform .25s}
.btn:hover .arr{transform:translateX(4px)}
.link-arrow{font:500 13px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--lacre);text-decoration:none;display:inline-flex;gap:8px;align-items:center}
.link-arrow:hover .arr{transform:translateX(4px)}
.link-arrow .arr{transition:transform .25s}

/* cabecera */
.site-head{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--paper) 86%,transparent);backdrop-filter:saturate(1.2) blur(10px);-webkit-backdrop-filter:saturate(1.2) blur(10px);border-bottom:1px solid var(--rule);transition:background .3s}
.site-head.on-night{background:var(--night);border-color:var(--night-rule);color:var(--night-ink)}
.site-head .bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.brand{font-family:var(--serif);text-transform:uppercase;letter-spacing:.34em;font-size:15px;text-decoration:none;white-space:nowrap}
.menu{display:flex;align-items:center;gap:clamp(14px,2.2vw,30px);list-style:none;margin:0;padding:0}
.menu a{font:400 13px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;text-decoration:none;padding:8px 0;border-bottom:1px solid transparent;opacity:.85}
.menu a:hover{opacity:1}
.menu a[aria-current="page"]{border-bottom-color:currentColor;opacity:1}
.menu .cta{background:var(--lacre);color:#fff;border:0;padding:11px 16px;border-radius:var(--radius);opacity:1}
.menu .cta:hover{background:var(--lacre-2);color:#fff}
.menu-btn{display:none;background:none;border:1px solid currentColor;color:inherit;border-radius:var(--radius);padding:9px 12px;font:500 12px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;cursor:pointer;min-height:44px}
@media (max-width:900px){
  .menu-btn{display:inline-flex}
  .menu{position:fixed;inset:68px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;background:var(--paper);color:var(--ink);border-bottom:1px solid var(--rule);padding:8px var(--gutter) 20px;transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility .2s}
  .menu.open{opacity:1;transform:none;visibility:visible}
  .menu li{border-bottom:1px solid var(--rule)}
  .menu li:last-child{border:0;padding-top:14px}
  .menu a{display:block;padding:16px 0;font-size:14px}
  .menu .cta{text-align:center;padding:16px}
}

/* noche: secciones inmersivas oscuras */
.night{background:var(--night);color:var(--night-ink);position:relative;overflow:hidden}
.night a:hover{color:var(--lacre-2)}
.night .eyebrow{color:#E38A97}
.night .lede,.night .muted{color:var(--night-soft)}
.night .btn{color:var(--night-ink)}
.night .btn.lacre{color:#fff}
.night .btn:not(.lacre):hover{color:#E38A97;border-color:#E38A97}

/* héroe */
.hero{min-height:min(92vh,860px);display:grid;align-content:end;padding-block:clamp(96px,16vh,180px) clamp(40px,8vh,80px);isolation:isolate}
.hero .glow{position:absolute;inset:-20% -10% auto auto;width:70vw;height:70vw;max-width:900px;max-height:900px;border-radius:50%;background:radial-gradient(closest-side,#9B233538,transparent 70%);z-index:-1;filter:blur(10px);animation:drift 18s ease-in-out infinite alternate}
.hero .glow.two{inset:auto auto -30% -20%;background:radial-gradient(closest-side,#3A4A8A30,transparent 70%);animation-duration:24s}
@keyframes drift{to{transform:translate(-6%,8%) scale(1.08)}}
.hero-grid{display:grid;gap:clamp(28px,5vw,56px)}
@media (min-width:980px){.hero-grid{grid-template-columns:1.3fr 1fr;align-items:end}}
.hero .verse span{opacity:0;transform:translateY(10px);animation:rise .9s cubic-bezier(.2,.7,.2,1) forwards}
.hero .verse span:nth-child(1){animation-delay:.3s}
.hero .verse span:nth-child(2){animation-delay:.9s;padding-left:1.4em}
.hero .verse span:nth-child(3){animation-delay:1.5s;padding-left:2.8em;color:#E38A97}
@keyframes rise{to{opacity:1;transform:none}}
.hero .display{animation:ink 1.4s ease-out both}
@keyframes ink{from{letter-spacing:.5em;opacity:0;filter:blur(6px)}to{letter-spacing:.2em;opacity:1;filter:none}}
.scroll-cue{margin-top:clamp(32px,6vh,64px);display:flex;align-items:center;gap:14px;font:400 12px/1 var(--sans);letter-spacing:.24em;text-transform:uppercase;color:var(--night-soft)}
.scroll-cue i{width:1px;height:44px;background:linear-gradient(var(--night-soft),transparent);display:block;animation:cue 2.4s ease-in-out infinite}
@keyframes cue{0%,100%{transform:scaleY(.4);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}}

/* héroe de página interior */
.page-hero{padding-block:clamp(72px,12vw,150px) clamp(40px,6vw,72px)}
.page-hero .display{font-size:clamp(32px,6vw,76px)}
.crumbs{font-size:13px;letter-spacing:.08em;color:var(--night-soft);margin-bottom:22px}
.crumbs a{text-decoration:none}
.crumbs span{margin-inline:8px;opacity:.6}

/* secciones */
.section{padding-block:clamp(64px,10vw,128px)}
.section + .section{border-top:1px solid var(--rule)}
.night + .section,.section + .night{border-top:0}
.head{display:grid;gap:14px;margin-bottom:clamp(32px,5vw,60px)}
.split{display:grid;gap:clamp(32px,5vw,72px)}
@media (min-width:900px){.split{grid-template-columns:1fr 1fr;align-items:start}.split.wide-left{grid-template-columns:1.3fr 1fr}}

/* lista de datos */
.facts{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule)}
.facts li{display:flex;justify-content:space-between;align-items:baseline;gap:18px;padding-block:16px;border-bottom:1px solid var(--rule)}
.facts b{font-family:var(--serif);font-weight:400;font-size:clamp(22px,2.4vw,28px);font-variant-numeric:lining-nums}
.facts span{color:var(--ink-soft);text-align:right;font-size:15px}
.night .facts,.night .facts li{border-color:var(--night-rule)}
.night .facts span{color:var(--night-soft)}

/* cifras */
.stats{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--night-rule);margin-top:clamp(32px,5vw,56px)}
@media (min-width:760px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{padding:20px 16px 20px 0;border-bottom:1px solid var(--night-rule)}
.stat b{display:block;font-family:var(--serif);font-weight:400;font-size:clamp(28px,3.6vw,42px);line-height:1.1;font-variant-numeric:lining-nums}
.stat span{font-size:14px;color:var(--night-soft)}

/* pasos */
.steps{list-style:none;margin:0;padding:0;counter-reset:s}
.steps li{counter-increment:s;display:grid;grid-template-columns:56px 1fr;gap:14px;padding-block:22px;border-top:1px solid var(--rule)}
.steps li:last-child{border-bottom:1px solid var(--rule)}
.steps li::before{content:counter(s);font-family:var(--serif);font-size:34px;line-height:1;color:var(--lacre)}
.steps b{display:block;font-weight:500;margin-bottom:4px}
.steps span{color:var(--ink-soft);font-size:16px}

/* momentos */
.moments{display:grid;gap:0;border-top:1px solid var(--rule)}
.moment{padding-block:22px;border-bottom:1px solid var(--rule);display:grid;gap:4px}
@media (min-width:760px){.moment{grid-template-columns:260px 1fr;gap:32px}}
.moment h3{font-size:22px}
.moment p{color:var(--ink-soft)}

/* panel precios */
.panel{background:var(--card);border:1px solid var(--rule);padding:clamp(24px,3.4vw,40px);display:grid;gap:22px;align-self:start;border-radius:var(--radius)}
.panel h3{font:500 12px/1.4 var(--sans);letter-spacing:.22em;text-transform:uppercase;color:var(--ink-soft)}
.tbl{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums lining-nums;font-size:16px}
th,td{text-align:left;padding:12px 8px;border-bottom:1px solid var(--rule)}
th{font:500 12px/1.3 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft)}
td.n,th.n{text-align:right;white-space:nowrap}
td.t{font-family:var(--serif);font-size:19px}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.chips li{font-size:14px;padding:7px 13px;border:1px solid var(--rule);border-radius:999px}

/* libros */
.books{display:grid;gap:clamp(24px,4vw,48px)}
@media (min-width:760px){.books{grid-template-columns:1fr 1fr}}
.book-card{display:grid;grid-template-columns:minmax(110px,160px) 1fr;gap:clamp(18px,3vw,32px);align-items:start;text-decoration:none;padding:clamp(18px,2.4vw,28px);border:1px solid var(--rule);border-radius:var(--radius);background:var(--card);transition:border-color .3s,transform .3s}
.book-card:hover{border-color:var(--lacre);transform:translateY(-3px);color:inherit}
.book-card h3{margin-bottom:6px}
.book-card p{color:var(--ink-soft);font-size:16px}
.meta{font:400 12px/1.5 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);margin:4px 0 12px}
.cover{aspect-ratio:2/3;width:100%;max-width:100%;display:flex;flex-direction:column;justify-content:space-between;align-items:center;padding:18% 10%;text-align:center;box-shadow:0 1px 0 var(--rule),10px 12px 0 -3px var(--paper-2);transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.cover .t{font-family:var(--serif);text-transform:uppercase;letter-spacing:.28em;font-size:clamp(11px,1.3vw,16px);line-height:1.7;margin-right:-.28em}
.cover .y{font-size:10px;letter-spacing:.3em}
.cover hr{width:24px;border:0;border-top:1px solid currentColor;opacity:.5;margin:0}
.cover.a{background:#141A2E;color:#ECEAE4}
.cover.b{background:#E6DDD1;color:#141A2E}
.book-card:hover .cover{transform:rotate(-2deg) translateY(-4px)}
.book-hero{display:grid;gap:clamp(32px,5vw,72px);align-items:end}
@media (min-width:860px){.book-hero{grid-template-columns:300px 1fr}}
.book-hero .cover{max-width:300px;box-shadow:0 30px 60px -20px #0009}
.book-hero .cover .t{font-size:clamp(16px,2vw,21px)}

/* máquina de versos */
.machine{border:1px solid var(--night-rule);border-radius:var(--radius);padding:clamp(24px,4vw,48px);display:grid;gap:26px;background:linear-gradient(160deg,var(--night-2),var(--night))}
.machine .out{font-family:var(--serif);font-style:italic;font-size:clamp(24px,3.2vw,38px);line-height:1.3;min-height:3.9em;display:flex;align-items:center;transition:opacity .35s,transform .35s}
.machine .out.swap{opacity:0;transform:translateY(8px)}
.machine .tag{font:500 12px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:#E38A97}
.machine .how{color:var(--night-soft);font-size:16px;max-width:60ch}

/* recursos */
.cards{display:grid;gap:clamp(16px,2.4vw,28px)}
@media (min-width:760px){.cards{grid-template-columns:repeat(2,1fr)}}
.res{display:grid;gap:10px;padding:clamp(22px,3vw,34px);border:1px solid var(--rule);border-radius:var(--radius);background:var(--card);text-decoration:none;transition:border-color .3s,transform .3s}
.res:hover{border-color:var(--lacre);transform:translateY(-3px);color:inherit}
.res .kind{font:500 12px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--lacre)}
.res p{color:var(--ink-soft);font-size:16px}

/* dinámica (artículo) */
.dyn{border-top:1px solid var(--rule);padding-top:clamp(28px,4vw,40px);display:grid;gap:18px}
.dyn-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:14px;color:var(--ink-soft)}
.dyn-meta b{font-weight:500;color:var(--ink)}
.toc{list-style:none;margin:0;padding:0;display:grid;gap:0;border-top:1px solid var(--rule)}
.toc li a{display:flex;gap:16px;padding:12px 0;border-bottom:1px solid var(--rule);text-decoration:none}
.toc li a span{font-family:var(--serif);color:var(--lacre);min-width:24px}
.progress{position:fixed;left:0;top:0;height:2px;width:100%;background:var(--lacre);transform-origin:0 50%;transform:scaleX(0);z-index:60}

/* galería */
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(8px,1.4vw,14px)}
@media (min-width:760px){.gallery{grid-template-columns:repeat(4,1fr)}.gallery .tall{grid-row:span 2}.gallery .wide{grid-column:span 2}}
.slot{position:relative;margin:0;aspect-ratio:1;max-width:100%;border:1px solid var(--rule);overflow:hidden;display:flex;align-items:flex-end;background:repeating-linear-gradient(135deg,var(--paper-2) 0 10px,transparent 10px 20px),var(--paper)}
.slot img,.slot video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.gallery .tall{aspect-ratio:auto;min-height:100%}
@media (max-width:759px){.gallery .tall{aspect-ratio:3/4}.gallery .wide{grid-column:span 2}}
.gallery .wide{aspect-ratio:2/1}
.slot figcaption{position:relative;width:100%;font-size:13px;padding:10px 12px;background:color-mix(in srgb,var(--paper) 88%,transparent);color:var(--ink-soft)}

/* centros */
.schools{border-top:1px solid var(--rule)}
.school{display:grid;gap:4px;padding-block:20px;border-bottom:1px solid var(--rule)}
@media (min-width:760px){.school{grid-template-columns:1.2fr 1fr 1.4fr;gap:24px;align-items:baseline}}
.school b{font-family:var(--serif);font-weight:400;font-size:23px}
.school span{color:var(--ink-soft);font-size:16px}

/* FAQ */
.faq{border-top:1px solid var(--rule)}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{cursor:pointer;list-style:none;padding:20px 44px 20px 0;position:relative;font-family:var(--serif);font-size:clamp(19px,2vw,22px)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:16px;font:300 28px/1 var(--sans);color:var(--lacre);transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 22px;max-width:64ch;color:var(--ink-soft)}

/* formulario */
.form{display:grid;gap:18px}
.form .row{display:grid;gap:18px}
@media (min-width:700px){.form .row{grid-template-columns:1fr 1fr}}
.field{display:grid;gap:8px}
.field label{font:500 12px/1.3 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft)}
.field input,.field select,.field textarea{font:400 17px/1.5 var(--sans);color:var(--ink);background:var(--card);border:1px solid var(--rule);border-radius:var(--radius);padding:13px 14px;min-height:50px;width:100%}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--lacre);box-shadow:0 0 0 3px var(--lacre-soft)}
.hp{position:absolute;left:-9999px}
.form .note{font-size:14px;color:var(--ink-soft)}

/* contacto */
.lines{border-top:1px solid var(--rule)}
.line{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 16px;padding-block:18px;border-bottom:1px solid var(--rule)}
.line .k{width:100%;font:500 12px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--ink-soft)}
.line .v{font-family:var(--serif);font-size:clamp(20px,2.4vw,25px);text-decoration:none;word-break:break-word}
.copy{font:500 11px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;padding:10px 12px;border:1px solid var(--rule);background:transparent;color:var(--ink);cursor:pointer;border-radius:var(--radius);min-height:40px}
.copy:hover{border-color:var(--lacre);color:var(--lacre)}

/* banda final */
.cta-band{padding-block:clamp(72px,11vw,140px);text-align:left}
.cta-band .verse{max-width:22ch;margin-bottom:34px}

/* pie */
.site-foot{background:var(--night);color:var(--night-soft);padding-block:56px 40px;font-size:15px}
.site-foot .cols{display:grid;gap:32px}
@media (min-width:860px){.site-foot .cols{grid-template-columns:1.4fr 1fr 1fr}}
.site-foot .brand{color:var(--night-ink);font-size:17px}
.site-foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.site-foot a{text-decoration:none}
.site-foot a:hover{color:#E38A97}
.site-foot .sig{margin-top:14px;font-family:var(--serif);font-style:italic;font-size:19px;color:var(--night-ink)}
.site-foot .legal{margin-top:40px;padding-top:20px;border-top:1px solid var(--night-rule);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px}
.foot-h{font:500 12px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--night-ink);margin-bottom:14px}

/* aparición al hacer scroll (solo con JS; sin JS todo es visible) */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
.js .reveal.in{opacity:1;transform:none}