/* Nisida — hoja de estilos única para todas las páginas */

:root{
  --paper:#f0f2e9;
  --paper-alt:#e3e7da;
  --dark:#2b1d1e;
  --ink:#1e2119;
  --muted:#6c7264;
  --accent:#8c2f2c;
  --ochre:#8a6f1e;
  --serif:Georgia,'Times New Roman',serif;
  --sans:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--serif);
  font-size:18px;
  line-height:1.65;
  overflow-x:hidden;
}

p{margin:0 0 1.5em}
p:last-child{margin-bottom:0}

a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}

a:focus-visible,
:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
}

img{max-width:100%;height:auto;display:block}

/* ---------- rejilla ---------- */

.wrap{
  width:100%;
  max-width:1140px;
  margin:0 auto;
  padding:0 28px;
}

.g12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  column-gap:28px;
}

/* ---------- colontítulos ---------- */

.site-head{
  border-bottom:1px solid rgba(108,114,100,.3);
  background:var(--paper);
}

.head-inner{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
  padding:22px 0 20px;
}

.mark{
  font-family:var(--serif);
  font-size:21px;
  letter-spacing:.18em;
  text-decoration:none;
  color:var(--ink);
}
.mark:hover{color:var(--accent)}

.site-nav ul{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:6px 0;
}

.site-nav li + li::before{
  content:"·";
  color:var(--ochre);
  padding:0 12px;
}

.site-nav a{
  font-family:var(--sans);
  font-size:14px;
  letter-spacing:.03em;
  color:var(--muted);
  text-decoration:none;
}
.site-nav a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.site-nav a[aria-current="page"]{color:var(--ink);border-bottom:1px solid var(--accent);padding-bottom:2px}

/* ---------- tipografía ---------- */

h1{
  font-family:var(--serif);
  font-weight:400;
  font-size:clamp(34px,5.4vw,60px);
  line-height:1.12;
  letter-spacing:-.01em;
  margin:0;
}

h2{
  font-family:var(--serif);
  font-weight:400;
  font-size:clamp(25px,3vw,33px);
  line-height:1.25;
  margin:0 0 .7em;
}

h3{
  font-family:var(--serif);
  font-style:italic;
  font-weight:400;
  font-size:21px;
  line-height:1.35;
  margin:2em 0 .6em;
}

.lead{font-size:20px;line-height:1.6}

.note-label{
  display:block;
  font-family:var(--serif);
  font-style:italic;
  font-size:15px;
  color:var(--ochre);
  margin-bottom:.4em;
}

.caption{
  font-family:var(--serif);
  font-style:italic;
  font-size:14px;
  line-height:1.5;
  color:var(--ochre);
  margin:14px auto 0;
  max-width:46ch;
}

/* ---------- ritmo de secciones ---------- */

.s64{padding:64px 0}
.s80{padding:80px 0}
.s96{padding:96px 0}

.band{background:var(--paper-alt)}

.contrast{background:var(--dark);color:var(--paper)}
.contrast h2,.contrast h3{color:var(--paper)}
.contrast a{color:#e2a19e}
.contrast .caption{color:#c3a86a}
.contrast .note-label{color:#c3a86a}

/* ---------- portada ---------- */

.hero{position:relative;padding:74px 0 56px}

.hero .hero-axis{
  position:absolute;
  top:0;
  bottom:0;
  left:50%;
  width:1px;
  background:linear-gradient(180deg,rgba(140,47,44,0) 0%,rgba(140,47,44,.55) 18%,rgba(140,47,44,.55) 82%,rgba(140,47,44,0) 100%);
}

.hero-top{text-align:center;position:relative}
.hero-kicker{
  font-family:var(--serif);
  font-style:italic;
  font-size:15px;
  color:var(--ochre);
  margin:0 0 22px;
}
.hero h1{max-width:17ch;margin:0 auto}

.hero-lead{
  grid-column:4 / span 6;
  text-align:center;
  margin-top:30px;
}

.hero-pair{margin-top:46px;row-gap:34px}
.hero-pair .side-a{grid-column:2 / span 3}
.hero-pair .side-b{grid-column:9 / span 3}
.hero-pair p{font-size:16px;line-height:1.6;color:var(--muted)}

/* ---------- imágenes ---------- */

.figure-axis{
  margin:0;
  padding:0 0 8px;
  text-align:center;
}
.figure-axis img{
  width:100%;
  max-width:680px;
  margin:0 auto;
}

.detail-media{grid-column:1 / span 5}
.detail-media img{width:100%}
.detail-media .caption{margin-left:0;text-align:left;max-width:34ch}
.detail-text{grid-column:7 / span 6}

/* ---------- composiciones de texto ---------- */

.centered-head{text-align:center;position:relative}
.centered-head h2{max-width:22ch;margin-left:auto;margin-right:auto}

.col-mid{grid-column:4 / span 6}
.col-narrative{grid-column:1 / span 7}
.col-wide{grid-column:2 / span 10}

.pair{row-gap:34px}
.pair .p-left{grid-column:2 / span 4}
.pair .p-right{grid-column:8 / span 4}

.stack{margin-top:34px}

/* arco separador */
.arc{
  width:33.33%;
  max-width:330px;
  height:30px;
  margin:0 auto;
  border-top:1px solid var(--ochre);
  border-radius:300px 300px 0 0;
}
.arc-top{margin-bottom:40px}
.contrast .arc{border-top-color:#7a6a4a}

/* ---------- listas ---------- */

ul.marks,ol.steps{margin:0 0 1.5em;padding:0 0 0 1.3em}
ul.marks{list-style:none;padding-left:0}
ul.marks li{
  position:relative;
  padding-left:22px;
  margin-bottom:.6em;
}
ul.marks li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:9px;
  height:1px;
  background:var(--accent);
}
ol.steps{list-style:none;counter-reset:st;padding-left:0}
ol.steps li{
  counter-increment:st;
  position:relative;
  padding-left:40px;
  margin-bottom:1em;
}
ol.steps li::before{
  content:counter(st,decimal-leading-zero);
  position:absolute;
  left:0;
  top:.2em;
  font-family:var(--sans);
  font-size:13px;
  letter-spacing:.08em;
  color:var(--ochre);
}
.contrast ul.marks li::before{background:#c3a86a}

dl.terms{margin:0}
dl.terms dt{
  font-style:italic;
  color:var(--ink);
  margin-top:1.2em;
}
dl.terms dd{margin:.2em 0 0;color:var(--ink)}

/* ---------- pie ---------- */

.site-foot{
  background:var(--paper);
  padding:56px 0 48px;
  text-align:center;
  border-top:1px solid rgba(108,114,100,.25);
}
.foot-name{
  font-family:var(--serif);
  font-size:20px;
  letter-spacing:.18em;
  margin:26px 0 18px;
}
.foot-nav ul{
  list-style:none;
  margin:0 0 20px;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:6px 0;
}
.foot-nav li + li::before{content:"·";color:var(--ochre);padding:0 12px}
.foot-nav a{font-family:var(--sans);font-size:14px;color:var(--muted);text-decoration:none}
.foot-nav a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.foot-mail{margin:0 0 10px;font-size:17px}
.foot-note{
  font-family:var(--sans);
  font-size:13px;
  line-height:1.6;
  color:var(--muted);
  max-width:52ch;
  margin:0 auto;
}

/* ---------- páginas interiores ---------- */

.page-head{padding:66px 0 10px;text-align:center;position:relative}
.page-head h1{font-size:clamp(30px,4.2vw,46px);max-width:20ch;margin:0 auto}
.page-head .hero-kicker{margin-bottom:20px}

.prose h2{margin-top:2em}
.prose h2:first-child{margin-top:0}

/* ---------- responsive ---------- */

@media (max-width:1000px){
  .hero-lead{grid-column:3 / span 8}
  .hero-pair .side-a{grid-column:1 / span 5}
  .hero-pair .side-b{grid-column:8 / span 5}
  .col-mid{grid-column:2 / span 10}
  .col-narrative{grid-column:1 / span 9}
  .pair .p-left{grid-column:1 / span 5}
  .pair .p-right{grid-column:7 / span 5}
  .detail-media{grid-column:1 / span 5}
  .detail-text{grid-column:7 / span 6}
}

@media (max-width:760px){
  body{font-size:17px}
  .wrap{padding:0 20px}
  .g12{grid-template-columns:minmax(0,1fr);column-gap:0}
  .hero-lead,.hero-pair .side-a,.hero-pair .side-b,
  .col-mid,.col-narrative,.col-wide,
  .pair .p-left,.pair .p-right,
  .detail-media,.detail-text{grid-column:1 / -1}
  .hero{padding:48px 0 40px}
  .hero .hero-axis{display:none}
  .hero-pair{margin-top:36px;row-gap:28px}
  .s64{padding:44px 0}
  .s80{padding:50px 0}
  .s96{padding:56px 0}
  .lead{font-size:18px}
  .detail-text{margin-top:34px}
  .detail-media .caption{max-width:none}
  .arc{width:56%}
  .page-head{padding:44px 0 4px}
  .site-nav li + li::before{padding:0 9px}
  .foot-nav li + li::before{padding:0 9px}
}