/* Grulmotrapa — hoja de estilo común */

:root{
  --bg:#edeff1;
  --bg-alt:#dee2e6;
  --bg-dark:#1a1e22;
  --ink:#15181c;
  --ink-soft:#616770;
  --ink-inv:#edeff1;
  --accent:#b02a24;
  --accent-2:#3c6a86;
  --serif:Georgia,'Times New Roman',serif;
  --sans:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --step:80px;
  --gap:24px;
  --maxw:1180px;
}

*,*::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:1.72;
  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 ---------- */

.wrap{
  max-width:var(--maxw);
  margin:0 auto;
  padding-inline:32px;
}

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

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

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

h1{
  font-size:clamp(2.35rem,5.6vw,4.05rem);
  line-height:1.06;
  letter-spacing:-.015em;
}

h2{
  font-size:clamp(1.45rem,2.4vw,1.85rem);
  line-height:1.2;
  letter-spacing:-.01em;
}

h3{
  font-family:var(--serif);
  font-style:italic;
  font-size:1.18rem;
  line-height:1.35;
  margin:38px 0 10px;
}

p{margin:0 0 22px}
p:last-child{margin-bottom:0}

.meta{
  font-family:var(--sans);
  font-size:12px;
  line-height:1.5;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--accent-2);
}

.lead{font-size:1.05rem;color:var(--ink)}

.note{color:var(--ink-soft);font-size:.94rem;line-height:1.66}

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

.site-head{
  padding-block:22px 18px;
  background:var(--bg);
  border-bottom:0;
}

.site-head .wrap{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:12px 28px;
}

.brand{
  font-family:var(--serif);
  font-size:1.22rem;
  letter-spacing:.01em;
  color:var(--ink);
  text-decoration:none;
}
.brand:hover{color:var(--accent)}

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

.site-nav a{
  font-size:13px;
  letter-spacing:.06em;
  color:var(--ink-soft);
  text-decoration:none;
  padding-block:4px;
}
.site-nav a:hover{color:var(--accent)}
.site-nav a[aria-current="page"]{
  color:var(--ink);
  box-shadow:inset 0 -1px 0 0 var(--accent);
}

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

.hero{padding-block:64px var(--step)}

.hero .h-left{grid-column:1 / 8}
.hero .h-right{grid-column:9 / 13;align-self:start;padding-top:10px}

.hero .meta{margin-bottom:20px}

.axis{
  position:relative;
  height:104px;
  margin-top:36px;
  border-top:1px solid var(--accent);
}

.axis span{
  position:absolute;
  top:0;
  width:1px;
  background:var(--accent-2);
}
.axis span::after{
  content:"";
  position:absolute;
  left:-3px;
  bottom:-7px;
  width:7px;
  height:7px;
  background:var(--accent-2);
}
.axis .d1{left:0;height:58px;background:var(--accent)}
.axis .d1::after{background:var(--accent)}
.axis .d2{left:38%;height:96px}
.axis .d3{left:71%;height:34px}

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

.main-figure{
  margin:0;
  padding-bottom:var(--step);
}
.main-figure .fig-img{grid-column:4 / 13}
.main-figure figcaption{
  grid-column:1 / 4;
  align-self:end;
  padding-bottom:4px;
  color:var(--ink-soft);
  font-size:.86rem;
  line-height:1.55;
}

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

.band{padding-block:var(--step)}
.band--alt{background:var(--bg-alt)}
.band--dark{background:var(--bg-dark);color:var(--ink-inv)}

.band--dark h2,
.band--dark h3{color:var(--ink-inv)}
.band--dark .note{color:#a9b1ba}
.band--dark a{color:#e08a84}

.band .head{grid-column:1 / 4}
.band .body{grid-column:4 / 11}

.marker{
  display:block;
  width:8px;
  height:8px;
  background:var(--accent);
  margin-bottom:22px;
}

.head .num{
  display:block;
  margin-bottom:8px;
  font-size:12px;
  letter-spacing:.18em;
  color:var(--accent-2);
}

.body > :first-child{margin-top:0}

/* listas */

.list{
  list-style:none;
  margin:26px 0 0;
  padding:0;
}
.list li{
  position:relative;
  padding-left:22px;
  margin-bottom:12px;
}
.list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:6px;
  height:6px;
  background:var(--accent);
}
.list li:last-child{margin-bottom:0}

.list--num{counter-reset:step}
.list--num li{padding-left:34px}
.list--num li::before{
  counter-increment:step;
  content:counter(step,decimal-leading-zero);
  background:none;
  top:0;
  width:auto;
  height:auto;
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--accent-2);
  line-height:1.72;
}

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

.band--dark .d-head{grid-column:7 / 13;grid-row:1}
.band--dark .d-fig{grid-column:1 / 6;grid-row:1 / 3;margin:0;align-self:start}
.band--dark .d-body{grid-column:7 / 13;grid-row:2;padding-top:26px}

.band--dark .d-fig figcaption{
  margin-top:12px;
  font-size:.82rem;
  line-height:1.55;
  color:#a9b1ba;
}

.band--dark .head .marker{background:var(--accent)}

/* ---------- about ---------- */

.about-grid{padding-block:var(--step)}
.about-grid .grid{position:relative}
.about-grid .a-side{grid-column:1 / 4}
.about-grid .a-main{grid-column:5 / 12}

.about-grid .grid::after{
  content:"";
  position:absolute;
  top:0;
  bottom:0;
  left:calc(32px + (100% - 64px - 11 * var(--gap)) / 12 * 3 + 2.5 * var(--gap));
  width:1px;
  background:#c6ccd2;
}

.a-side .sticky{position:sticky;top:32px}

/* ---------- páginas de texto ---------- */

.page-head{padding-block:56px 12px}
.page-head .p-left{grid-column:1 / 9}
.page-head .p-right{grid-column:9 / 13;align-self:end;padding-bottom:8px}

.prose{padding-block:32px var(--step)}
.prose .p-body{grid-column:1 / 9}
.prose h2{margin-top:52px;margin-bottom:14px}
.prose h2:first-of-type{margin-top:0}

.contact-line{
  margin-top:34px;
  padding-top:18px;
  border-top:1px solid #c6ccd2;
  font-size:.95rem;
  color:var(--ink-soft);
}
.contact-line strong{
  font-family:var(--serif);
  font-weight:400;
  color:var(--ink);
  font-size:1.02rem;
}

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

.site-foot{
  background:var(--bg-dark);
  color:var(--ink-inv);
  padding-block:56px 46px;
}

.foot-top{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:10px 24px;
}

.foot-name{
  font-family:var(--serif);
  font-size:1.6rem;
  line-height:1.2;
}

.foot-mail a{color:var(--ink-inv);text-decoration:underline;text-underline-offset:4px}
.foot-mail a:hover{color:#e08a84}

.foot-rule{
  height:1px;
  background:#3a4148;
  margin-block:26px 22px;
}

.foot-links{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:8px 26px;
  margin:0 0 20px;
  padding:0;
}
.foot-links a{
  color:#c3c9cf;
  font-size:13px;
  letter-spacing:.06em;
  text-decoration:none;
}
.foot-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}

.foot-note{
  max-width:56ch;
  font-size:.86rem;
  line-height:1.66;
  color:#99a1a9;
  margin:0;
}

.site-foot :focus-visible{outline-color:#e08a84}

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

@media (max-width:1000px){
  .hero .h-left{grid-column:1 / 13}
  .hero .h-right{grid-column:1 / 10;padding-top:34px}
  .main-figure .fig-img{grid-column:3 / 13}
  .main-figure figcaption{grid-column:1 / 13;align-self:start;padding-top:12px}
  .band .head{grid-column:1 / 13}
  .band .body{grid-column:1 / 13;padding-top:18px}
  .band--dark .d-head{grid-column:1 / 13;grid-row:1}
  .band--dark .d-fig{grid-column:1 / 8;grid-row:2;padding-top:26px}
  .band--dark .d-body{grid-column:1 / 13;grid-row:3;padding-top:26px}
  .about-grid .a-side{grid-column:1 / 13}
  .about-grid .a-main{grid-column:1 / 13;padding-top:20px}
  .about-grid .grid::after{display:none}
  .a-side .sticky{position:static}
  .page-head .p-left{grid-column:1 / 13}
  .page-head .p-right{grid-column:1 / 13;align-self:start;padding-top:20px}
  .prose .p-body{grid-column:1 / 13}
}

@media (max-width:640px){
  :root{--step:48px;--gap:16px}
  body{font-size:16px}
  .wrap{padding-inline:20px}
  .hero{padding-block:40px var(--step)}
  .axis{height:78px;margin-top:28px}
  .axis .d2{height:70px}
  .axis .d3{height:26px}
  .axis .d1{height:44px}
  .main-figure .fig-img{grid-column:1 / 13}
  .site-head .wrap{align-items:flex-start;flex-direction:column}
  .site-nav ul{gap:4px 18px}
  .foot-name{font-size:1.35rem}
  .page-head{padding-block:36px 8px}
}