/* Prurotinti — hoja de estilo general */

:root{
  --bg:#eef0f2;
  --bg-alt:#dfe3e7;
  --bg-dark:#1b2733;
  --ink:#151a20;
  --ink-2:#636d78;
  --ink-inv:#eef0f2;
  --accent:#2c4a7c;
  --accent-2:#a35a2a;
  --rule:#c3cad1;
  --col-gap:24px;
  --serif:Georgia,'Times New Roman',serif;
  --sans:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}

*,*::before,*::after{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;
}

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

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;
}

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

.g{
  max-width:1240px;
  margin:0 auto;
  padding:0 28px;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--col-gap);
}

.band{padding-block:40px}
.band--alt{background:var(--bg-alt)}
.band--dark{background:var(--bg-dark);color:var(--ink-inv)}
.band--dark a{color:#a9c2e6}

/* ---------- columna de servicio con escala ---------- */

.rail{
  grid-column:1 / 3;
  display:flex;
  flex-direction:column;
  gap:12px;
}

.rail-num{
  font-size:13px;
  line-height:1.4;
  color:var(--accent-2);
  letter-spacing:.04em;
}

.rail-note{
  font-size:13px;
  line-height:1.5;
  color:var(--ink-2);
}

.scale{
  flex:1 1 auto;
  min-height:120px;
  background-image:
    repeating-linear-gradient(to bottom,var(--accent-2) 0 1px,transparent 1px 60px),
    repeating-linear-gradient(to bottom,#b3bcc4 0 1px,transparent 1px 12px);
  background-size:22px 100%,11px 100%;
  background-repeat:no-repeat,no-repeat;
}

.band--dark .scale{
  background-image:
    repeating-linear-gradient(to bottom,var(--accent-2) 0 1px,transparent 1px 60px),
    repeating-linear-gradient(to bottom,#41525f 0 1px,transparent 1px 12px);
}
.band--dark .rail-note{color:#9aa8b5}

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

.site-head{
  border-bottom:1px solid var(--rule);
  padding-block:18px;
  background:var(--bg);
}

.site-head .g{
  align-items:baseline;
  row-gap:10px;
}

.wordmark{
  grid-column:1 / 4;
  font-family:var(--serif);
  font-size:22px;
  line-height:1.1;
  letter-spacing:.01em;
  color:var(--ink);
  text-decoration:none;
}
.wordmark:hover{color:var(--accent)}

.site-nav{grid-column:4 / 13}

.site-nav ul{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:6px 22px;
  justify-content:flex-end;
}

.site-nav a{
  font-size:15px;
  color:var(--ink);
  text-decoration:none;
  padding-bottom:2px;
  border-bottom:1px solid transparent;
}
.site-nav a:hover{border-bottom-color:var(--accent)}
.site-nav a[aria-current="page"]{border-bottom-color:var(--accent-2);color:var(--accent)}

/* ---------- portada / encabezado de página ---------- */

.hero{padding-top:56px}

.hero-body{grid-column:3 / 9}

h1{
  font-family:var(--serif);
  font-weight:400;
  font-size:clamp(32px,5vw,54px);
  line-height:1.05;
  margin:0 0 22px;
  letter-spacing:-.01em;
  max-width:16ch;
}

.hero-lead{
  margin:0;
  font-size:19px;
  line-height:1.75;
  max-width:62ch;
}

h2{
  font-family:var(--serif);
  font-weight:400;
  font-size:clamp(22px,2.6vw,28px);
  line-height:1.15;
  margin:0 0 16px;
  letter-spacing:-.005em;
}

h3{
  font-family:var(--serif);
  font-weight:400;
  font-size:20px;
  line-height:1.2;
  margin:28px 0 10px;
}

p{margin:0 0 18px}
p:last-child{margin-bottom:0}

.col-text{grid-column:3 / 10}
.col-wide{grid-column:3 / 12}

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

.list-2{
  grid-column:3 / 12;
  display:grid;
  grid-template-columns:1fr 1fr;
  column-gap:40px;
  list-style:none;
  margin:20px 0 0;
  padding:0;
}

.list-2 li{
  padding:10px 0 10px 18px;
  border-top:1px solid var(--rule);
  position:relative;
  font-size:16px;
  line-height:1.65;
}

.list-2 li::before{
  content:"";
  position:absolute;
  left:0;
  top:20px;
  width:8px;
  height:1px;
  background:var(--accent);
}

.band--dark .list-2 li{border-top-color:#3a4956}
.band--dark .list-2 li::before{background:var(--accent-2)}

.list-plain{
  grid-column:3 / 10;
  margin:16px 0 0;
  padding-left:20px;
}
.list-plain li{margin-bottom:10px}

/* ---------- separadores: trazos verticales ---------- */

.ticks{
  grid-column:3 / 12;
  height:24px;
  margin:34px 0 6px;
  background-image:repeating-linear-gradient(to right,var(--rule) 0 1px,transparent 1px 16px);
  background-repeat:repeat-x;
  background-size:100% 24px;
}
.band--dark .ticks{background-image:repeating-linear-gradient(to right,#3a4956 0 1px,transparent 1px 16px)}

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

.figure-main{
  margin:0;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--col-gap);
  align-items:end;
}

.figure-main img{
  grid-column:4 / 13;
  width:100%;
  aspect-ratio:16 / 9;
  object-fit:cover;
}

.figure-main figcaption{
  grid-column:1 / 4;
  font-size:13px;
  line-height:1.55;
  color:var(--ink-2);
  padding-bottom:4px;
  padding-right:10px;
  border-left:1px solid var(--accent-2);
  padding-left:12px;
}

/* ---------- sección de contraste con imagen de detalle ---------- */

.detail-wrap{
  grid-column:1 / 13;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--col-gap);
  row-gap:28px;
  align-items:start;
}

.figure-detail{
  margin:0;
  grid-column:1 / 6;
}

.figure-detail img{
  width:100%;
  aspect-ratio:4 / 5;
  object-fit:cover;
}

.figure-detail figcaption{
  margin-top:10px;
  font-size:13px;
  line-height:1.55;
  color:#9aa8b5;
}

.detail-text{grid-column:7 / 13}

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

.contact-body{grid-column:3 / 10}
.mail{
  font-family:var(--serif);
  font-size:22px;
  word-break:break-word;
}

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

.site-foot{
  margin-top:40px;
  border-top:1px solid var(--rule);
  padding-block:26px 34px;
  background:var(--bg);
}

.foot-row{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:14px 28px;
  grid-column:1 / 13;
}

.foot-name{
  font-family:var(--serif);
  font-size:19px;
}

.foot-links{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:6px 20px;
  margin:0;
  padding:0;
}

.foot-links a{
  font-size:15px;
  color:var(--ink);
  text-decoration:none;
  border-bottom:1px solid var(--rule);
  padding-bottom:2px;
}
.foot-links a:hover{border-bottom-color:var(--accent)}

.foot-mail{font-size:15px}

.foot-rule{
  grid-column:1 / 13;
  height:1px;
  background:var(--rule);
  margin:22px 0 12px;
}

.foot-note{
  grid-column:1 / 13;
  font-size:13px;
  line-height:1.6;
  color:var(--ink-2);
  margin:0;
  max-width:78ch;
}

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

.page-lead{grid-column:3 / 10;margin-top:0}

.rail-index{
  grid-column:1 / 3;
  font-size:13px;
  line-height:1.7;
  color:var(--ink-2);
  position:sticky;
  top:24px;
  align-self:start;
}
.rail-index ul{list-style:none;margin:8px 0 0;padding:0}
.rail-index li{padding-left:12px;position:relative;margin-bottom:6px}
.rail-index li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:6px;height:1px;
  background:var(--accent-2);
}

.stroke{
  width:1px;
  height:24px;
  background:var(--accent-2);
  margin:26px 0;
}

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

@media (max-width:900px){
  .g{padding:0 20px;column-gap:16px}
  .band{padding-block:24px}
  .hero{padding-top:32px}

  .wordmark,.site-nav,
  .hero-body,.col-text,.col-wide,
  .list-2,.list-plain,.ticks,
  .contact-body,.page-lead,
  .rail,.rail-index,
  .detail-wrap,.figure-detail,.detail-text{grid-column:1 / 13}

  .site-nav ul{justify-content:flex-start}

  .rail{
    flex-direction:row;
    align-items:center;
    gap:10px;
    margin-bottom:14px;
  }
  .scale{
    display:block;
    flex:1 1 auto;
    min-height:0;
    height:10px;
    background-image:repeating-linear-gradient(to right,#b3bcc4 0 1px,transparent 1px 12px);
    background-size:100% 10px;
  }
  .band--dark .scale{background-image:repeating-linear-gradient(to right,#41525f 0 1px,transparent 1px 12px)}
  .rail-note{display:none}

  .rail-index{position:static;margin-bottom:16px}

  .figure-main{grid-template-columns:1fr;row-gap:12px}
  .figure-main img,
  .figure-main figcaption{grid-column:1 / -1}

  .detail-wrap{grid-template-columns:1fr}
  .figure-detail{max-width:420px}

  .list-2{grid-template-columns:1fr;column-gap:0}

  h1{max-width:none}
}

@media (max-width:520px){
  body{font-size:16px}
  .hero-lead{font-size:17px}
  .foot-row{flex-direction:column;align-items:flex-start}
}