/* Skasobru — hoja de estilos común */

:root{
  --paper:#f4eee1;
  --paper-2:#e8dfcc;
  --ink:#1a1814;
  --ink-2:#736c5b;
  --dark:#141414;
  --blue:#2b4a8c;
  --ochre:#8a6a1e;
  --maxw:1260px;
  --gut:26px;
}

*{box-sizing:border-box}

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

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  font-size:17px;
  line-height:1.8;
  overflow-x:hidden;
}

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

/* ---------- rejilla de 12 columnas ---------- */

.grid{
  max-width:var(--maxw);
  margin:0 auto;
  padding-left:var(--gut);
  padding-right:var(--gut);
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gut);
}

/* ---------- tonos y bandas ---------- */

.band{padding:88px 0}
.band--tight{padding:52px 0}
.tone-a{background:var(--paper)}
.tone-b{background:var(--paper-2)}
.tone-dark{background:var(--dark);color:var(--paper)}

/* escalonado: cada banda entra una columna más que la anterior */
.band .col{grid-column:1 / span 6}
.band.i1 .col{grid-column:2 / span 6}
.band.i2 .col{grid-column:3 / span 6}
.band.i3 .col{grid-column:4 / span 6}

.band .col-side{grid-column:8 / span 5}

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

h1,h2,h3{
  font-family:Georgia,'Times New Roman',serif;
  font-weight:400;
  letter-spacing:-0.01em;
  margin:0;
}

h1{
  font-size:clamp(2.35rem,5.4vw,4.5rem);
  line-height:1.05;
}

h2{
  font-size:clamp(1.55rem,2.6vw,2.15rem);
  line-height:1.1;
  margin-bottom:24px;
}

h3{
  font-size:1.2rem;
  line-height:1.25;
  margin:34px 0 10px;
}

p{margin:0 0 20px}
p:last-child{margin-bottom:0}

.num{
  display:block;
  font-size:13px;
  line-height:1.4;
  letter-spacing:.09em;
  color:var(--ochre);
  margin-bottom:16px;
}

.cap{
  font-size:13px;
  line-height:1.55;
  color:var(--ink-2);
  margin-top:14px;
}

.tone-dark .cap{color:#a79d88}
.tone-dark .num{color:#c49b3c}

.lead{font-size:19px;line-height:1.7}

/* ---------- enlaces ---------- */

a{color:var(--blue);text-decoration:underline;text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
a:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.tone-dark a{color:#9fb6e4}
.tone-dark a:focus-visible,.site-foot a:focus-visible{outline:2px solid var(--paper);outline-offset:3px}

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

ul.plain,ul.check{list-style:none;margin:0 0 20px;padding:0}
ul.plain li,ul.check li{position:relative;padding-left:26px;margin-bottom:10px}
ul.plain li::before{
  content:"";
  position:absolute;
  left:0;top:.85em;
  width:12px;height:2px;
  background:var(--blue);
}
ul.check li::before{
  content:"";
  position:absolute;
  left:0;top:.72em;
  width:8px;height:8px;
  background:var(--blue);
}
.tone-dark ul.plain li::before,.tone-dark ul.check li::before{background:#6f8fd0}
ol.steps{margin:0 0 20px;padding-left:22px}
ol.steps li{margin-bottom:10px}
ol.steps li::marker{color:var(--ochre)}

/* ---------- cabecera / navegación ---------- */

.navbar{background:var(--paper-2);padding:18px 0}
.navbar .grid{align-items:center}
.navbar-inner{
  grid-column:1 / -1;
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:14px 30px;
}
.brand{
  font-family:Georgia,'Times New Roman',serif;
  font-size:20px;
  letter-spacing:.02em;
  color:var(--ink);
  text-decoration:none;
}
.brand:hover{text-decoration:none}
.navbar nav ul{
  list-style:none;margin:0;padding:0;
  display:flex;flex-wrap:wrap;gap:8px 26px;
}
.navbar nav a{
  font-size:15px;
  color:var(--ink);
  text-decoration:none;
  padding-bottom:3px;
  border-bottom:2px solid transparent;
}
.navbar nav a:hover{border-bottom-color:var(--blue)}
.navbar nav a[aria-current="page"]{border-bottom-color:var(--blue);color:var(--blue)}

/* ---------- hero de tres capas ---------- */

.hero-mid{background:var(--paper);padding:96px 0 64px}
.hero-mid .grid{align-items:end}
.hero-title{grid-column:1 / span 10}
.eyebrow{
  font-size:13px;
  letter-spacing:.06em;
  color:var(--ochre);
  margin-bottom:22px;
}

.hero-base{background:var(--paper-2);padding:56px 0 72px}
.hero-base .intro{grid-column:1 / span 6}
.hero-base .topics{grid-column:8 / span 5}
.topics h2{font-size:1.05rem;font-family:inherit;letter-spacing:.02em;margin-bottom:16px}

/* ---------- imagen principal ---------- */

.fig-main{grid-column:4 / span 9;margin:0}
.fig-detail{grid-column:2 / span 4;margin:0}
.detail-text{grid-column:7 / span 6}
.tone-dark .grid{align-items:start}

/* ---------- bloque de contacto ---------- */

.mailbox{
  font-family:Georgia,'Times New Roman',serif;
  font-size:clamp(1.3rem,2.6vw,1.9rem);
  margin:24px 0 0;
}

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

.site-foot{
  background:var(--dark);
  color:var(--paper);
  margin-top:0;
  padding:72px 0 56px;
}
.foot-name{
  grid-column:1 / -1;
  font-family:Georgia,'Times New Roman',serif;
  font-size:clamp(3rem,11vw,9rem);
  line-height:.95;
  letter-spacing:-0.02em;
  margin:0 0 54px;
}
.foot-col{grid-column:span 4}
.foot-col h2{
  font-family:inherit;
  font-size:13px;
  letter-spacing:.08em;
  color:#a79d88;
  margin:0 0 16px;
  padding-top:14px;
  border-top:2px solid var(--ochre);
}
.foot-col ul{list-style:none;margin:0;padding:0}
.foot-col li{margin-bottom:8px}
.foot-col a{color:#e6ddc9;text-decoration:none;border-bottom:1px solid #4a453c;padding-bottom:2px}
.foot-col a:hover{border-bottom-color:#9fb6e4;color:#fff}
.foot-col p{font-size:15px;line-height:1.7;color:#c9c0ad}

/* ---------- páginas legales / about ---------- */

.doc-head{background:var(--paper-2);padding:78px 0 46px}
.doc-head .col{grid-column:1 / span 8}
.doc-head h1{font-size:clamp(2rem,4.4vw,3.4rem)}
.doc-head p{margin-top:22px;color:var(--ink-2);max-width:52ch}

/* ---------- adaptación ---------- */

@media (max-width:1000px){
  .fig-main{grid-column:2 / span 11}
  .fig-detail{grid-column:1 / span 5}
  .detail-text{grid-column:7 / span 6}
  .band .col,.band.i1 .col,.band.i2 .col,.band.i3 .col{grid-column:1 / span 8}
  .band .col-side{grid-column:9 / span 4}
  .doc-head .col{grid-column:1 / span 10}
}

@media (max-width:820px){
  body{font-size:16.5px}
  .grid{grid-template-columns:repeat(6,1fr)}
  .band{padding:60px 0}
  .band--tight{padding:44px 0}
  .band .col,.band.i1 .col,.band.i2 .col,.band.i3 .col,
  .band .col-side,
  .hero-title,.hero-base .intro,.hero-base .topics,
  .fig-main,.fig-detail,.detail-text,
  .doc-head .col{grid-column:1 / -1}
  .hero-mid{padding:64px 0 44px}
  .hero-base{padding:40px 0 52px}
  .hero-base .topics{margin-top:38px}
  .detail-text{margin-top:30px}
  .foot-col{grid-column:1 / -1;margin-bottom:34px}
  .foot-col:last-child{margin-bottom:0}
  .site-foot{padding:56px 0 44px}
  .foot-name{margin-bottom:40px}
  .doc-head{padding:56px 0 36px}
}

@media (max-width:520px){
  :root{--gut:18px}
  .navbar nav ul{gap:6px 18px}
  .band{padding:48px 0}
}