/* Sketroda — hoja de estilo común */

:root{
  --bg:#14161a;
  --bg-alt:#1d2026;
  --bg-contrast:#e4e4e1;
  --text:#d8dbdf;
  --muted:#8a9098;
  --ink:#14161a;
  --accent:#e8a33d;
  --accent-2:#4fb79a;
  --rule:#2c3038;
  --rule-dark:rgba(20,22,26,.22);
  --serif:Georgia,'Times New Roman',serif;
  --sans:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --step:84px;
}

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

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

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:18px;
  line-height:1.9;
  overflow-x:hidden;
}

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

a{color:var(--accent);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;}
a:hover{text-decoration-thickness:2px;}

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

h1,h2,h3{
  font-family:var(--serif);
  font-weight:400;
  line-height:1.3;
  margin:0;
}

h1{font-size:clamp(31px,4.6vw,50px);}
h2{font-size:clamp(23px,2.7vw,31px);}
h3{font-size:20px;line-height:1.45;}

p{margin:0 0 28px;}
p:last-child{margin-bottom:0;}

/* ---------- estructura ---------- */

.wrap{
  width:100%;
  max-width:1220px;
  margin:0 auto;
  padding:0 32px;
}

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

.band{
  padding-block:42px;
  background:var(--bg);
}
.band--alt{background:var(--bg-alt);}
.band--contrast{background:var(--bg-contrast);color:var(--ink);}

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

.site-head{
  border-bottom:1px solid var(--rule);
  padding:22px 0;
}
.site-head .wrap{
  display:flex;
  flex-wrap:wrap;
  gap:14px 32px;
  align-items:baseline;
  justify-content:space-between;
}
.brand{
  font-family:var(--serif);
  font-size:22px;
  letter-spacing:.06em;
  color:var(--text);
  text-decoration:none;
}
.brand:hover{color:var(--accent);}
.site-nav ul{
  list-style:none;
  margin:0;padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:8px 26px;
}
.site-nav a{
  font-size:15px;
  color:var(--text);
  text-decoration:none;
  border-bottom:1px solid transparent;
  padding-bottom:2px;
}
.site-nav a:hover,
.site-nav a[aria-current="page"]{
  border-bottom-color:var(--accent);
  color:var(--accent);
}

/* ---------- hero ---------- */

.hero{padding-top:70px;padding-bottom:14px;}
.hero__title{grid-column:1 / 9;grid-row:1;}
.hero__lead{grid-column:1 / 7;grid-row:2;padding-top:34px;}
.hero__lead p:first-child{font-size:20px;}
.hero__index{
  grid-column:10 / 13;
  grid-row:1 / span 2;
  border-left:1px solid var(--rule);
  padding-left:22px;
}

.kicker{
  font-size:14px;
  line-height:1.6;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--accent-2);
  margin:0 0 18px;
}

.index-list{
  list-style:none;
  margin:0;padding:0;
  font-size:14px;
  line-height:1.6;
}
.index-list li{margin-bottom:13px;}
.index-list a{
  color:var(--muted);
  text-decoration:none;
  display:block;
}
.index-list a:hover{color:var(--text);}
.index-list .n{
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  margin-right:9px;
}

/* ---------- secciones ---------- */

.sec{row-gap:0;}
.sec__rule{
  grid-column:1 / 8;
  grid-row:1;
  height:1px;
  background:var(--rule);
  margin-bottom:30px;
}
.sec__num{
  grid-column:10 / 13;
  grid-row:2;
  margin:0;
  font-size:14px;
  line-height:1.6;
  letter-spacing:.14em;
  color:var(--accent-2);
  border-left:1px solid var(--rule);
  padding-left:22px;
}
.sec__body{
  grid-column:1 / 8;
  grid-row:2;
}
.sec__body h2,
.detail__body h2{margin-bottom:26px;}
.sec__body h3,
.detail__body h3{margin:34px 0 14px;}

.band--contrast .sec__rule{background:var(--rule-dark);}
.band--contrast .sec__num{
  color:#2f7f6a;
  border-left-color:var(--rule-dark);
}
.band--contrast a{color:#14161a;text-decoration-color:var(--accent);text-decoration-thickness:2px;}

/* listas de contenido */

.list{
  list-style:none;
  margin:0 0 28px;
  padding:0;
}
.list li{
  position:relative;
  padding-left:26px;
  margin-bottom:12px;
}
.list li::before{
  content:"—";
  position:absolute;
  left:0;
  color:var(--accent);
}
.list--check li::before{content:"▸";}
.band--contrast .list li::before{color:#a76b12;}

/* ---------- imágenes ---------- */

.figure-band{padding-block:42px;}
.figure__img{grid-column:1 / 9;}
.figure__cap{
  grid-column:10 / 13;
  align-self:end;
  font-size:14px;
  line-height:1.6;
  color:var(--muted);
  border-left:1px solid var(--rule);
  padding-left:22px;
  margin:0;
}

.detail-grid{align-items:start;}
.detail-grid .sec__num{grid-row:1;align-self:start;margin-bottom:30px;}
.detail-grid .detail__fig{grid-column:1 / 6;grid-row:2;margin:0;}
.detail-grid .detail__body{grid-column:7 / 13;grid-row:2;}
.detail__cap{
  font-size:14px;
  line-height:1.6;
  color:#5c6067;
  margin-top:14px;
}

/* ---------- contacto ---------- */

.contact-line{
  font-size:20px;
  font-family:var(--serif);
}

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

.site-foot{
  border-top:1px solid var(--rule);
  margin-top:70px;
  padding:44px 0 60px;
}
.foot-top{
  display:flex;
  flex-wrap:wrap;
  gap:20px 40px;
  justify-content:space-between;
  align-items:baseline;
}
.foot-name{
  font-family:var(--serif);
  font-size:21px;
  letter-spacing:.06em;
  margin:0;
}
.foot-nav ul{
  list-style:none;
  margin:0;padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:6px 24px;
  font-size:14px;
}
.foot-nav a{color:var(--muted);text-decoration:none;}
.foot-nav a:hover{color:var(--accent);}
.foot-rule{
  height:1px;
  background:var(--rule);
  margin:26px 0 24px;
}
.foot-mail{margin:0 0 10px;font-size:16px;}
.foot-note{
  margin:0;
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
  max-width:62ch;
}

/* ---------- páginas internas ---------- */

.page-head{padding-top:64px;padding-bottom:10px;}
.page-head h1{grid-column:1 / 9;grid-row:1;}
.page-head .page-lead{grid-column:1 / 7;grid-row:2;padding-top:30px;}
.page-head .page-marks{
  grid-column:10 / 13;
  grid-row:1 / span 2;
  border-left:1px solid var(--rule);
  padding-left:22px;
}
.marks{
  list-style:none;
  margin:0;padding:0;
  font-size:14px;
  line-height:1.6;
  color:var(--muted);
}
.marks li{margin-bottom:13px;}
.marks .n{color:var(--accent-2);margin-right:9px;}

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

@media (max-width:1000px){
  .hero__title{grid-column:1 / 10;}
  .hero__lead,
  .page-head .page-lead{grid-column:1 / 10;}
  .sec__body,
  .sec__rule{grid-column:1 / 10;}
  .figure__img{grid-column:1 / 11;}
  .figure__cap{grid-column:1 / 11;border-left:0;padding-left:0;margin-top:14px;}
  .detail-grid .detail__fig{grid-column:1 / 6;grid-row:2;}
  .detail-grid .detail__body{grid-column:6 / 13;grid-row:2;}
}

@media (max-width:760px){
  :root{--step:50px;}
  body{font-size:17px;line-height:1.85;}
  .wrap{padding:0 20px;}
  .grid{grid-template-columns:1fr;column-gap:0;}

  .band{padding-block:25px;}
  .hero{padding-top:34px;padding-bottom:6px;}
  .page-head{padding-top:32px;}

  .hero__title,.hero__lead,.hero__index,
  .sec__rule,.sec__num,.sec__body,
  .figure__img,.figure__cap,
  .page-head h1,.page-head .page-lead,.page-head .page-marks,
  .detail-grid .detail__fig,.detail-grid .detail__body{
    grid-column:1;
    grid-row:auto;
  }

  .hero__index,
  .page-head .page-marks{
    order:-1;
    border-left:0;
    border-bottom:1px solid var(--rule);
    padding-left:0;
    padding-bottom:20px;
    margin-bottom:26px;
  }
  .index-list,
  .marks{
    display:flex;
    flex-wrap:wrap;
    gap:6px 20px;
  }
  .index-list li,
  .marks li{margin-bottom:0;}

  .hero__lead{padding-top:24px;}
  .page-head .page-lead{padding-top:22px;}

  .sec__rule{margin-bottom:20px;}
  .sec__num{
    border-left:0;
    padding-left:0;
    margin-bottom:8px;
    order:0;
  }
  .sec{display:flex;flex-direction:column;}
  .figure-band .grid,
  .detail-grid{display:block;}
  .detail-grid .detail__fig{margin-bottom:26px;}
  .site-foot{margin-top:40px;padding:30px 0 44px;}
  .foot-nav ul{gap:6px 18px;}
}