/* Sasogobe — hoja de estilo común */

:root{
  --bg:#f4f0e8;
  --bg-alt:#e7e1d5;
  --bg-dark:#20242a;
  --ink:#22201b;
  --ink-soft:#776f62;
  --ink-invert:#f4f0e8;
  --accent:#2c4668;
  --accent-warm:#a06a2c;
  --serif:Georgia,'Times New Roman',serif;
  --sans:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --gap:128px;
}

*{box-sizing:border-box;}

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

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.8;
  overflow-x:hidden;
}

/* Rejilla de 12 columnas */
.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:24px;
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 28px;
}

.col-text{grid-column:4 / span 6;}
.col-list{grid-column:4 / span 7;}
.col-wide{grid-column:3 / span 8;}

p{margin:0 0 1.35em;max-width:68ch;}

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

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

h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.05;margin:0;}

h1{font-size:44px;letter-spacing:-0.01em;}
h2{font-size:28px;margin-bottom:28px;}
h3{font-size:20px;line-height:1.25;margin:0 0 12px;}

.eyebrow{
  font-family:var(--sans);
  font-size:13px;
  line-height:1.6;
  color:var(--accent-warm);
  margin:0 0 18px;
  letter-spacing:0.04em;
}

.caption{
  font-size:13px;
  line-height:1.6;
  color:var(--ink-soft);
  margin:18px 0 0;
  max-width:60ch;
}

/* Cabecera y navegación */
.site-header{padding:34px 0 0;}
.site-nav ul{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:12px 34px;
}
.site-nav a{
  font-size:13px;
  letter-spacing:0.09em;
  text-transform:none;
  color:var(--ink-soft);
  text-decoration:none;
  padding:4px 0;
  display:inline-block;
}
.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--ink);border-bottom:1px solid var(--accent);}

/* Hero */
.hero{
  min-height:82vh;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding-bottom:12vh;
  text-align:center;
}
.hero .grid{width:100%;}
.hero h1{margin-bottom:26px;}
.hero .lede{
  color:var(--ink-soft);
  font-size:17px;
  margin:0 auto;
  max-width:56ch;
}

/* Ritmo de secciones */
main > section{padding:0 0 var(--gap);}
main > section:first-of-type{padding-top:0;}
.section-pad{padding:var(--gap) 0;}
.band{background:var(--bg-alt);}
.band-dark{background:var(--bg-dark);color:var(--ink-invert);}
.band-dark h2,.band-dark h3{color:var(--ink-invert);}
.band-dark .caption{color:#b9b2a5;}
.band-dark .eyebrow{color:#c79a63;}

/* Imagen principal */
.figure-main{
  grid-column:3 / span 8;
  margin:96px 0;
  text-align:center;
}
.figure-main img{
  width:100%;
  height:auto;
  display:block;
}
.figure-main figcaption{
  font-size:13px;
  line-height:1.6;
  color:var(--ink-soft);
  margin:18px auto 0;
  max-width:52ch;
}

/* Bloque de detalle en la sección oscura */
.detail{align-items:start;row-gap:48px;}
.detail figure{grid-column:1 / span 5;margin:0;}
.detail figure img{width:100%;height:auto;display:block;}
.detail figure figcaption{
  font-size:13px;
  line-height:1.6;
  color:#b9b2a5;
  margin:16px 0 0;
}
.detail .detail-text{grid-column:7 / span 6;}

/* Listas */
ul.plain,ol.plain{
  margin:0 0 1.35em;
  padding:0 0 0 22px;
  max-width:64ch;
}
ul.plain li,ol.plain li{margin:0 0 12px;padding-left:6px;}
ul.plain li::marker{color:var(--accent);}
ol.plain li::marker{color:var(--accent-warm);font-family:var(--serif);}

dl.steps{margin:0;max-width:64ch;}
dl.steps dt{
  font-family:var(--serif);
  font-size:19px;
  line-height:1.3;
  margin:0 0 8px;
}
dl.steps dd{margin:0 0 30px;}
dl.steps dd:last-child{margin-bottom:0;}

.num{
  font-family:var(--sans);
  font-size:13px;
  color:var(--accent-warm);
  display:block;
  margin:0 0 6px;
}

/* Página About */
.about-body{grid-column:4 / span 6;}
.about-body .first{font-size:21px;line-height:1.7;}
.about-body h2{margin-top:0;}
.about-block{margin:0 0 var(--gap);}
.about-block:last-child{margin-bottom:0;}
.rule-dash{
  text-align:center;
  color:var(--accent-warm);
  font-size:15px;
  letter-spacing:0.5em;
  margin:0 0 72px;
}

/* Páginas legales */
.doc{grid-column:4 / span 6;}
.doc h2{margin-top:64px;}
.doc h2:first-of-type{margin-top:0;}
.doc h3{margin-top:34px;}

.page-head{padding:72px 0 64px;text-align:center;}
.page-head h1{font-size:36px;}
.page-head p{margin:20px auto 0;color:var(--ink-soft);max-width:52ch;}

/* Pie */
.site-footer{
  background:var(--bg-alt);
  padding:120px 0;
  text-align:center;
  margin-top:0;
}
.footer-name{
  font-family:var(--serif);
  font-size:24px;
  margin:0 0 30px;
}
.site-footer nav ul{
  list-style:none;
  margin:0 0 30px;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:12px 34px;
}
.site-footer nav a{
  font-size:13px;
  letter-spacing:0.09em;
  color:var(--ink-soft);
  text-decoration:none;
}
.site-footer nav a:hover{color:var(--ink);border-bottom:1px solid var(--accent);}
.footer-mail{margin:0 0 26px;font-size:15px;}
.footer-note{
  font-size:13px;
  line-height:1.7;
  color:var(--ink-soft);
  margin:0 auto;
  max-width:52ch;
}

/* Responsive */
@media (max-width:900px){
  :root{--gap:88px;}
  h1{font-size:36px;}
  .col-text,.col-list,.col-wide,.figure-main,.about-body,.doc{grid-column:2 / span 10;}
  .detail figure,.detail .detail-text{grid-column:2 / span 10;}
  .figure-main{margin:72px 0;}
}

@media (max-width:640px){
  :root{--gap:72px;}
  body{font-size:17px;}
  h1{font-size:30px;line-height:1.12;}
  h2{font-size:24px;}
  .grid{padding:0 20px;column-gap:0;}
  .col-text,.col-list,.col-wide,.figure-main,.about-body,.doc,
  .detail figure,.detail .detail-text{grid-column:1 / -1;}
  .hero{min-height:74vh;padding-bottom:9vh;}
  .figure-main{margin:56px 0;}
  .site-nav ul{gap:10px 20px;}
  .site-footer{padding:84px 0;}
  .site-footer nav ul{flex-direction:column;gap:14px;}
  .rule-dash{margin-bottom:56px;}
}