/* Truteko — hoja de estilos común */

:root{
  --bg-a:#181a19;
  --bg-b:#202422;
  --bg-c:#262b28;
  --bg-light:#eef0ee;
  --text:#e6e9e6;
  --muted:#8f9691;
  --text-dark:#181a19;
  --muted-dark:#575e59;
  --accent:#5fae86;
  --accent-deep:#2c6d4f;
  --gold:#d8c07a;
  --serif:Georgia,"Times New Roman",Times,serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --pad-lg:88px;
  --pad-sm:52px;
  --maxw:1280px;
  --gutter:24px;
}

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

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

body{
  margin:0;
  background:var(--bg-a);
  color:var(--text);
  font-family:var(--serif);
  font-size:18px;
  line-height:1.65;
  overflow-wrap:break-word;
}

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{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px;}

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

.section{padding:var(--pad-lg) 0;}
.bg-a{background:var(--bg-a);}
.bg-b{background:var(--bg-b);}
.bg-c{background:var(--bg-c);}

.s0 .col-text{grid-column:1 / span 6;}
.s1 .col-text{grid-column:2 / span 6;}
.s2 .col-text{grid-column:3 / span 6;}
.s3 .col-text{grid-column:4 / span 6;}

.s0 .col-full{grid-column:1 / -1;}
.s1 .col-full{grid-column:2 / -1;}
.s2 .col-full{grid-column:3 / -1;}
.s3 .col-full{grid-column:4 / -1;}

/* --- tipografía --- */

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

h1{
  font-size:clamp(2.4rem,5.4vw,4.5rem);
  line-height:1.06;
  letter-spacing:-0.015em;
}

h2{
  font-size:clamp(1.6rem,2.6vw,2.3rem);
  line-height:1.18;
  margin:0 0 22px;
}

h3{
  font-style:italic;
  font-size:1.28rem;
  line-height:1.3;
  margin:38px 0 12px;
  color:var(--text);
}

p{margin:0 0 1.45em;}
p:last-child{margin-bottom:0;}

.lead{font-size:1.16rem;line-height:1.6;}

.num{
  display:block;
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--gold);
  margin:0 0 18px;
}

.kicker{
  display:block;
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--gold);
  margin:0 0 26px;
}

.muted{color:var(--muted);}

/* --- listas --- */

.list{list-style:none;margin:26px 0 0;padding:0;}
.list li{position:relative;padding-left:26px;margin-bottom:14px;}
.list li::before{
  content:"";
  position:absolute;
  left:0;top:.72em;
  width:9px;height:2px;
  background:var(--accent);
}
.list li:last-child{margin-bottom:0;}

.list-num{list-style:none;margin:26px 0 0;padding:0;counter-reset:t;}
.list-num li{position:relative;padding-left:46px;margin-bottom:16px;counter-increment:t;}
.list-num li::before{
  content:counter(t,decimal-leading-zero);
  position:absolute;left:0;top:.35em;
  font-family:var(--sans);font-size:12px;letter-spacing:.12em;
  color:var(--gold);
}

.topics{list-style:none;margin:0;padding:0;}
.topics li{
  font-family:var(--sans);
  font-size:13px;
  line-height:1.5;
  letter-spacing:.04em;
  color:var(--muted);
  padding:11px 0;
  border-top:1px solid rgba(216,192,122,.28);
}
.topics li:last-child{border-bottom:1px solid rgba(216,192,122,.28);}

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

.hero-nav{background:var(--bg-b);padding:20px 0;}
.hero-main{background:var(--bg-c);padding:132px 0 var(--pad-sm);}
.hero-intro{background:var(--bg-a);padding:var(--pad-sm) 0 var(--pad-lg);}

.hero-main .title{grid-column:1 / span 10;}
.hero-intro .intro{grid-column:1 / span 6;}
.hero-intro .side{grid-column:8 / span 5;}

.page-head{background:var(--bg-c);padding:104px 0 var(--pad-sm);}
.page-head .title{grid-column:1 / span 9;}

/* --- navegación --- */

.nav{display:flex;flex-wrap:wrap;align-items:baseline;gap:14px 30px;}

.brand{
  font-family:var(--serif);
  font-size:20px;
  letter-spacing:.02em;
  color:var(--text);
  text-decoration:none;
  margin-right:6px;
}
.brand:hover{color:var(--accent);}

.nav ul{display:flex;flex-wrap:wrap;gap:12px 26px;list-style:none;margin:0;padding:0;}
.nav a{
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
  text-decoration:none;
  padding:4px 0;
  display:inline-block;
}
.nav a:hover{color:var(--text);}
.nav a[aria-current="page"]{
  color:var(--text);
  border-bottom:2px solid var(--accent);
}

/* --- figuras --- */

.figure-main{grid-column:4 / span 9;margin:52px 0 0;}
.figure-main img{width:100%;}

figure{margin:0;}

figcaption{
  font-family:var(--sans);
  font-size:12.5px;
  line-height:1.55;
  letter-spacing:.02em;
  color:var(--muted);
  margin-top:14px;
  max-width:58ch;
}

/* --- sección contrastada --- */

.contrast{background:var(--bg-light);color:var(--text-dark);}
.contrast h1,.contrast h2,.contrast h3{color:var(--text-dark);}
.contrast .num,.contrast .kicker{color:#8a7534;}
.contrast .muted{color:var(--muted-dark);}
.contrast a{color:var(--accent-deep);}
.contrast .list li::before{background:var(--accent-deep);}
.contrast .list-num li::before{color:#8a7534;}
.contrast figcaption{color:var(--muted-dark);}

.contrast .figure-detail{grid-column:2 / span 4;}
.contrast .col-detail{grid-column:7 / span 6;}

/* --- pie --- */

.site-footer{background:var(--bg-light);color:var(--text-dark);padding:var(--pad-sm) 0 44px;margin:0;}

.footer-name{
  font-family:var(--serif);
  font-size:clamp(3rem,13vw,9.5rem);
  line-height:.95;
  letter-spacing:-0.02em;
  margin:0 0 var(--pad-sm);
  color:var(--text-dark);
}

.footer-cols{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  column-gap:var(--gutter);
  row-gap:36px;
}

.footer-col h2{
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--muted-dark);
  margin:0 0 16px;
  padding-top:16px;
  border-top:2px solid var(--gold);
}

.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:8px;}
.footer-col a{color:var(--accent-deep);}
.footer-col p{font-size:16px;line-height:1.6;color:var(--text-dark);}

.footer-note{
  margin-top:44px;
  padding-top:18px;
  border-top:1px solid rgba(24,26,25,.18);
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.04em;
  color:var(--muted-dark);
}

/* --- páginas legales / about --- */

.prose h2{margin-top:0;}
.prose h3{margin-top:32px;}
.prose .list{margin-top:20px;}

.contact-line{
  font-family:var(--sans);
  font-size:14px;
  letter-spacing:.06em;
  margin-top:26px;
  color:var(--muted);
}

/* --- adaptación --- */

@media (max-width:1080px){
  :root{--pad-lg:72px;--pad-sm:44px;}
  .s0 .col-text,.s1 .col-text,.s2 .col-text,.s3 .col-text{grid-column:1 / span 8;}
  .s1 .col-full,.s2 .col-full,.s3 .col-full{grid-column:1 / -1;}
  .figure-main{grid-column:3 / span 10;}
  .hero-main .title{grid-column:1 / span 12;}
  .hero-intro .intro{grid-column:1 / span 7;}
  .hero-intro .side{grid-column:9 / span 4;}
  .contrast .figure-detail{grid-column:1 / span 5;}
  .contrast .col-detail{grid-column:7 / span 6;}
  .page-head .title{grid-column:1 / span 12;}
}

@media (max-width:800px){
  :root{--pad-lg:56px;--pad-sm:36px;--gutter:16px;}
  body{font-size:17px;}
  .wrap{padding:0 22px;}
  .grid{display:block;}
  .hero-main{padding:88px 0 var(--pad-sm);}
  .page-head{padding:72px 0 var(--pad-sm);}
  .hero-intro .side{margin-top:36px;}
  .figure-main{margin-top:36px;}
  .contrast .col-detail{margin-top:32px;}
  .footer-cols{grid-template-columns:1fr;row-gap:30px;}
  .footer-name{font-size:clamp(2.6rem,16vw,5rem);}
  .nav{gap:12px 20px;}
  .nav ul{gap:10px 20px;}
}

@media (max-width:420px){
  .wrap{padding:0 18px;}
  h1{font-size:2rem;}
}