/* Pokozo — hoja de estilo común */

:root{
  --bg:#f4f2ed;
  --bg-alt:#e6e3dc;
  --dark:#16151a;
  --ink:#16151a;
  --muted:#6d6a63;
  --blue:#1f3fa8;
  --red:#c0452e;
  --line:rgba(22,21,26,.38);
  --serif:Georgia,'Times New Roman',serif;
  --sans:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}

*{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(--blue);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(--blue);outline-offset:3px}

.sec--dark a:focus-visible{outline-color:#c9d3f5}

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

.page{
  max-width:1240px;
  margin:0 auto;
  padding:40px clamp(16px,4vw,48px) 0;
}

.sheet{
  border:1px solid var(--line);
  background:var(--bg);
}

.topbar{
  display:flex;
  flex-wrap:wrap;
  gap:14px 28px;
  align-items:baseline;
  justify-content:space-between;
  padding:0 0 22px;
}

.brand{
  font-family:var(--serif);
  font-size:21px;
  letter-spacing:.02em;
  color:var(--ink);
  text-decoration:none;
}
.brand span{color:var(--red)}

.nav ul{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:6px 22px;
  margin:0;
  padding:0;
  font-size:15px;
}
.nav a{color:var(--ink);text-decoration:none;border-bottom:1px solid transparent;padding-bottom:2px}
.nav a:hover{border-bottom-color:var(--blue);color:var(--blue)}
.nav a[aria-current="page"]{border-bottom-color:var(--red)}

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

.sec{padding:44px clamp(18px,3.4vw,54px)}
.sec--band{background:var(--bg-alt)}
.sec--dark{background:var(--dark);color:var(--bg)}
.sec--dark h2,.sec--dark h3{color:var(--bg)}
.sec--dark .cap{color:#b8b4ab}
.sec--dark .box{border-color:rgba(244,242,237,.4)}
.sec--dark a{color:#a9bbf2}

.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:26px clamp(18px,2.4vw,32px);
  align-items:start;
}

.c7{grid-column:1 / span 7}
.c6{grid-column:1 / span 6}
.c5{grid-column:1 / span 5}
.c8{grid-column:1 / span 8}
.side4{grid-column:9 / span 4}
.side5{grid-column:8 / span 5}

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

h1{
  font-family:var(--serif);
  font-weight:400;
  font-size:clamp(34px,5.1vw,60px);
  line-height:1.05;
  margin:0;
  letter-spacing:-.01em;
}

h2{
  font-family:var(--serif);
  font-weight:400;
  font-size:clamp(23px,2.7vw,31px);
  line-height:1.15;
  margin:0 0 14px;
}

h3{
  font-family:var(--serif);
  font-weight:400;
  font-size:20px;
  line-height:1.25;
  margin:26px 0 8px;
}

p{margin:0 0 18px;max-width:64ch}
p:last-child{margin-bottom:0}

.lead{font-size:19px}

.num{
  font-family:var(--serif);
  font-size:14px;
  color:var(--red);
  display:block;
  margin-bottom:6px;
  letter-spacing:.14em;
}

.cap{
  font-size:13px;
  line-height:1.6;
  color:var(--muted);
  margin:10px 0 0;
  max-width:38ch;
}

.kicker{
  font-size:13px;
  color:var(--red);
  margin:0 0 12px;
  letter-spacing:.1em;
}

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

ul.check,ol.steps{
  margin:0 0 18px;
  padding-left:20px;
}
ul.check{list-style:none;padding-left:0}
ul.check li{
  position:relative;
  padding-left:22px;
  margin-bottom:9px;
}
ul.check li::before{
  content:"";
  position:absolute;
  left:0;top:.85em;
  width:9px;height:1px;
  background:var(--blue);
}
ol.steps li{margin-bottom:9px}
ol.steps li::marker{color:var(--red);font-family:var(--serif)}

/* ---------- fichas laterales ---------- */

.box{
  border:1px solid var(--line);
  padding:16px 18px;
  font-size:13px;
  line-height:1.65;
  margin-bottom:22px;
}
.box:last-child{margin-bottom:0}
.box h3{
  font-family:var(--sans);
  font-size:13px;
  letter-spacing:.08em;
  color:var(--red);
  margin:0 0 10px;
}
.box dl{margin:0}
.box dt{color:var(--ink);margin-top:8px}
.box dt:first-child{margin-top:0}
.box dd{margin:0 0 0;color:var(--muted)}
.sec--dark .box dt{color:var(--bg)}
.sec--dark .box dd{color:#b8b4ab}
.box ul{margin:0;padding-left:16px;color:var(--muted)}
.box li{margin-bottom:5px}

/* ---------- separador con marcas ---------- */

.rule{
  position:relative;
  height:1px;
  background:var(--line);
  margin:0 clamp(18px,3.4vw,54px);
}
.rule::before,.rule::after{
  content:"";
  position:absolute;
  top:-4px;
  width:1px;height:9px;
  background:var(--red);
}
.rule::before{left:0}
.rule::after{right:0}

/* ---------- portada ---------- */

.hero{padding:clamp(28px,4vw,58px) clamp(18px,3.4vw,54px)}
.hero .h1wrap{grid-column:1 / span 8}
.hero .herobox{grid-column:9 / span 4}

.figmain{grid-column:1 / span 5;margin:0}
.figmain img{border:1px solid var(--line);width:100%}
.figside{grid-column:7 / span 4;align-self:end}

.figdetail{grid-column:1 / span 5;margin:0}
.figdetail img{border:1px solid rgba(244,242,237,.35);width:100%}
.detailtext{grid-column:7 / span 6}

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

.footer{
  max-width:1240px;
  margin:0 auto;
  padding:40px clamp(16px,4vw,48px) 44px;
}
.footer-top{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  justify-content:space-between;
  align-items:baseline;
  padding-bottom:16px;
}
.footer-name{font-family:var(--serif);font-size:19px}
.footer hr{
  border:0;
  border-top:1px solid var(--line);
  margin:0 0 16px;
}
.footer-nav ul{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:6px 22px;
  margin:0 0 12px;
  padding:0;
  font-size:15px;
}
.footer-nav a{color:var(--ink)}
.footer p{font-size:13px;color:var(--muted);max-width:70ch;margin:0}

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

@media (max-width:900px){
  .grid{gap:22px}
  .c7,.c6,.c5,.c8,.side4,.side5,
  .hero .h1wrap,.hero .herobox,
  .figmain,.figside,.figdetail,.detailtext{grid-column:1 / -1}
  .figmain,.figdetail{max-width:460px}
  .figside{align-self:auto}
}

@media (max-width:640px){
  body{font-size:16px}
  .page{padding-top:24px}
  .sec{padding:26px 18px}
  .hero{padding:26px 18px}
  .rule{margin:0 18px}
  .footer{padding:26px 16px 32px}
  p{margin-bottom:16px}
}