/* Darvise — hoja de estilo común */

:root{
  --bg:#f6f1e7;
  --bg-alt:#ece4d6;
  --ink:#12182b;
  --ink-deep:#1a2340;
  --muted:#6b6858;
  --accent:#e2a93b;
  --accent-2:#b4472f;
  --sans:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --serif:Georgia,'Times New Roman',serif;
  --step:84px;
  --rule:rgba(18,24,43,.18);
}

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

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

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--serif);
  font-size:18px;
  line-height:1.7;
  overflow-x:hidden;
}

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

a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:3px;text-decoration-thickness:2px}
a:hover{text-decoration-color:var(--accent-2)}
a:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:2px}

/* ---------- rejilla ---------- */
.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 28px;
}
.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:24px;
}

/* ---------- cabecera ---------- */
.site-head{
  padding:26px 0 20px;
  border-bottom:1px solid var(--rule);
}
.head-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:14px 28px;
}
.brand{
  font-family:var(--sans);
  font-weight:800;
  font-size:20px;
  letter-spacing:-.02em;
  text-transform:uppercase;
  text-decoration:none;
}
.brand:hover{color:var(--accent-2)}
.site-nav ul{
  display:flex;
  flex-wrap:wrap;
  gap:6px 22px;
  list-style:none;
  margin:0;
  padding:0;
}
.site-nav a{
  font-family:var(--sans);
  font-size:14px;
  letter-spacing:.06em;
  text-transform:uppercase;
  text-decoration:none;
  color:var(--muted);
  padding-bottom:2px;
  border-bottom:2px solid transparent;
}
.site-nav a:hover,.site-nav a[aria-current="page"]{
  color:var(--ink);
  border-bottom-color:var(--accent);
}

/* ---------- hero ---------- */
.hero{padding:74px 0 var(--step)}
.hero-main{grid-column:1 / span 8}
.hero h1{
  font-family:var(--sans);
  font-weight:800;
  font-size:clamp(38px,6.1vw,74px);
  line-height:.98;
  letter-spacing:-.035em;
  margin:0 0 30px;
  max-width:14ch;
}
.hero-lede{
  grid-column:1 / span 6;
  margin:0;
  font-size:20px;
  line-height:1.65;
}
.kicker{
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--accent-2);
  margin:0 0 22px;
}

/* índice lateral */
.index-col{
  grid-column:10 / span 3;
  grid-row:1 / span 3;
  align-self:start;
  border-top:2px solid var(--ink);
  padding-top:12px;
}
.index-col h2{
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
  font-weight:700;
  margin:0 0 14px;
}
.index-col ol{list-style:none;margin:0;padding:0;counter-reset:idx}
.index-col li{
  counter-increment:idx;
  font-family:var(--sans);
  font-size:14px;
  line-height:1.35;
  padding:8px 0;
  border-bottom:1px solid var(--rule);
  display:flex;
  gap:10px;
}
.index-col li::before{
  content:counter(idx,decimal-leading-zero);
  color:var(--accent-2);
  font-size:11px;
  letter-spacing:.06em;
  padding-top:2px;
}
.index-col a{text-decoration:none;color:var(--ink)}
.index-col a:hover{color:var(--accent-2);text-decoration:underline;text-decoration-color:var(--accent)}
.index-note{
  font-family:var(--sans);
  font-size:12px;
  line-height:1.5;
  color:var(--muted);
  margin:16px 0 0;
}

/* ---------- secciones ---------- */
.band{padding:var(--step) 0}
.band--alt{background:var(--bg-alt)}
.band--deep{background:var(--ink-deep);color:var(--bg)}
.band--deep h2,.band--deep h3{color:var(--bg)}
.band--deep .sec-num{color:var(--accent)}
.band--deep .caption{color:#c9c2ae}
.band--deep a{color:var(--bg);text-decoration-color:var(--accent)}
.band--deep li::marker{color:var(--accent)}

.sec-body{grid-column:1 / span 7}
.sec-side{
  grid-column:10 / span 3;
  align-self:start;
}
.sec-num{
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.16em;
  color:var(--accent-2);
  display:block;
  margin-bottom:6px;
}
.sec-side .sec-label{
  font-family:var(--sans);
  font-size:12px;
  line-height:1.5;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--muted);
  margin:0;
}

h2{
  font-family:var(--sans);
  font-weight:800;
  font-size:clamp(26px,3.1vw,36px);
  line-height:1.05;
  letter-spacing:-.025em;
  margin:0 0 8px;
}
h3{
  font-family:var(--sans);
  font-weight:700;
  font-size:19px;
  letter-spacing:-.01em;
  line-height:1.25;
  margin:34px 0 8px;
}
p{margin:0 0 20px}
.rule{
  grid-column:1 / span 7;
  height:1px;
  background:var(--rule);
  border:0;
  margin:0 0 26px;
}
.band--deep .rule{background:rgba(246,241,231,.28)}

ul.list,ol.list{margin:0 0 20px;padding-left:20px}
ul.list li,ol.list li{margin-bottom:9px}
ul.list li::marker{color:var(--accent)}
ol.list li::marker{color:var(--accent-2);font-family:var(--sans);font-size:14px}

dl.defs{margin:0 0 20px}
dl.defs dt{
  font-family:var(--sans);
  font-weight:700;
  font-size:16px;
  margin-top:20px;
}
dl.defs dd{margin:4px 0 0;padding-left:0}

/* ---------- imágenes ---------- */
.figure-main{
  grid-column:1 / span 8;
  margin:0;
}
.figure-main img{width:100%}
.figure-caption{
  grid-column:10 / span 3;
  align-self:end;
}
.caption{
  font-family:var(--sans);
  font-size:12px;
  line-height:1.55;
  color:var(--muted);
  margin:10px 0 0;
}

.detail-fig{
  grid-column:2 / span 4;
  margin:0;
}
.detail-fig img{width:100%}
.detail-text{grid-column:7 / span 6}

/* ---------- tabla de referencia ---------- */
.pairs{
  grid-column:1 / span 7;
  border-top:1px solid var(--rule);
  margin:0 0 24px;
}
.pairs div{
  display:grid;
  grid-template-columns:minmax(120px,3fr) 7fr;
  gap:18px;
  padding:12px 0;
  border-bottom:1px solid var(--rule);
}
.pairs b{
  font-family:var(--sans);
  font-size:15px;
  font-weight:700;
  letter-spacing:-.01em;
}
.pairs span{font-size:17px;line-height:1.6}

/* ---------- páginas de texto ---------- */
.page-head{padding:64px 0 44px}
.page-head h1{
  grid-column:1 / span 8;
  font-family:var(--sans);
  font-weight:800;
  font-size:clamp(32px,4.6vw,54px);
  line-height:1;
  letter-spacing:-.03em;
  margin:0 0 22px;
}
.page-head .hero-lede{grid-column:1 / span 7}
.page-body{padding:0 0 var(--step)}
.page-body .sec-body{margin-bottom:52px}
.page-body .sec-body:last-child{margin-bottom:0}
.contact-line{
  font-family:var(--sans);
  font-size:16px;
  border-left:3px solid var(--accent);
  padding-left:16px;
  margin:0 0 20px;
}

/* ---------- pie ---------- */
.site-foot{
  background:var(--bg-alt);
  padding:56px 0 44px;
  border-top:1px solid var(--rule);
}
.foot-top{
  display:flex;
  flex-wrap:wrap;
  gap:26px 40px;
  justify-content:space-between;
  align-items:flex-start;
}
.foot-brand{
  font-family:var(--sans);
  font-weight:800;
  font-size:26px;
  letter-spacing:-.03em;
  text-transform:uppercase;
  margin:0;
}
.foot-nav ul{
  display:flex;
  flex-wrap:wrap;
  gap:8px 26px;
  list-style:none;
  margin:0;
  padding:0;
}
.foot-nav a{
  font-family:var(--sans);
  font-size:13px;
  letter-spacing:.08em;
  text-transform:uppercase;
  text-decoration:none;
  color:var(--muted);
}
.foot-nav a:hover{color:var(--ink);text-decoration:underline;text-decoration-color:var(--accent)}
.foot-rule{height:1px;background:var(--rule);border:0;margin:30px 0 22px}
.foot-mail{
  font-family:var(--sans);
  font-size:17px;
  margin:0 0 10px;
}
.foot-note{
  font-family:var(--sans);
  font-size:13px;
  line-height:1.6;
  color:var(--muted);
  margin:0;
  max-width:62ch;
}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .hero-main,.hero-lede,.sec-body,.rule,.pairs,.page-head h1,.page-head .hero-lede{grid-column:1 / span 8}
  .index-col,.sec-side,.figure-caption{grid-column:10 / span 3}
  .figure-main{grid-column:1 / span 9}
  .detail-fig{grid-column:1 / span 5}
  .detail-text{grid-column:7 / span 6}
}

@media (max-width:760px){
  :root{--step:50px}
  body{font-size:17px}
  .wrap{padding:0 20px}
  .grid{grid-template-columns:1fr;column-gap:0;row-gap:0}
  .hero{padding:34px 0 var(--step)}
  .hero-main,.hero-lede,.sec-body,.sec-side,.rule,.pairs,
  .figure-main,.figure-caption,.detail-fig,.detail-text,
  .index-col,.page-head h1,.page-head .hero-lede{grid-column:1;grid-row:auto}
  .hero-lede{font-size:18px}
  .index-col{order:-1;margin-bottom:34px}
  .index-col ol{display:flex;flex-wrap:wrap;gap:0 18px}
  .index-col li{border-bottom:0;padding:5px 0}
  .sec-side{margin-bottom:14px}
  .detail-fig{margin-bottom:26px}
  .detail-text{margin-top:0}
  .figure-caption .caption{margin-top:8px}
  .page-head{padding:34px 0 30px}
  .pairs div{grid-template-columns:1fr;gap:2px}
  .site-head{padding:18px 0 14px}
  .head-inner{gap:10px}
  .site-nav ul{gap:4px 16px}
  .site-nav a{font-size:13px}
  h3{margin-top:26px}
}

@media (min-width:761px){
  .page-head .index-col{grid-row:1 / span 2}
}