/* Zelmupo — hoja de estilos común */

:root{
  --bg:#f4f2ed;
  --bg-alt:#e6e3dc;
  --dark:#16151a;
  --ink:#16151a;
  --muted:#6d6a63;
  --blue:#1f3fa8;
  --red:#c0452e;
  --sans:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --serif:Georgia,'Times New Roman',serif;
  --gap:24px;
}

*{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(--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}

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

.wrap{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}

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

/* ---------- pespuntes ---------- */

.stitch{
  background-image:
    repeating-linear-gradient(to right,var(--blue) 0 12px,transparent 12px 24px),
    repeating-linear-gradient(to right,var(--blue) 0 12px,transparent 12px 24px),
    repeating-linear-gradient(to bottom,var(--blue) 0 12px,transparent 12px 24px),
    repeating-linear-gradient(to bottom,var(--blue) 0 12px,transparent 12px 24px);
  background-size:100% 2px,100% 2px,2px 100%,2px 100%;
  background-position:0 0,0 100%,0 0,100% 0;
  background-repeat:no-repeat;
}

.stitch-light{
  background-image:
    repeating-linear-gradient(to right,var(--bg) 0 12px,transparent 12px 24px),
    repeating-linear-gradient(to right,var(--bg) 0 12px,transparent 12px 24px),
    repeating-linear-gradient(to bottom,var(--bg) 0 12px,transparent 12px 24px),
    repeating-linear-gradient(to bottom,var(--bg) 0 12px,transparent 12px 24px);
  background-size:100% 2px,100% 2px,2px 100%,2px 100%;
  background-position:0 0,0 100%,0 0,100% 0;
  background-repeat:no-repeat;
}

.vline-r{
  background-image:repeating-linear-gradient(to bottom,var(--blue) 0 10px,transparent 10px 20px);
  background-size:2px 100%;
  background-position:100% 0;
  background-repeat:no-repeat;
  padding-right:32px;
}
.vline-l{
  background-image:repeating-linear-gradient(to bottom,var(--blue) 0 10px,transparent 10px 20px);
  background-size:2px 100%;
  background-position:0 0;
  background-repeat:no-repeat;
  padding-left:32px;
}

.rule-dash{
  height:2px;
  border:0;
  margin:32px 0;
  background-image:repeating-linear-gradient(to right,var(--red) 0 10px,transparent 10px 20px);
  background-size:100% 2px;
  background-repeat:repeat-x;
}

.rule-double{
  height:7px;
  border:0;
  border-top:1px solid var(--ink);
  margin:0;
  background-image:repeating-linear-gradient(to right,var(--red) 0 10px,transparent 10px 20px);
  background-size:100% 2px;
  background-position:0 5px;
  background-repeat:no-repeat;
}

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

h1,h2,h3,.brand,.nav,.sec-num,.caption,.tag{font-family:var(--sans)}

h1{
  font-size:clamp(2.3rem,5.6vw,4.6rem);
  line-height:.98;
  letter-spacing:-.035em;
  font-weight:800;
  margin:0;
}

h2{
  font-size:clamp(1.5rem,2.6vw,2.15rem);
  line-height:1.06;
  letter-spacing:-.02em;
  font-weight:800;
  margin:0 0 20px;
}

h3{
  font-size:1.12rem;
  line-height:1.25;
  letter-spacing:-.01em;
  font-weight:700;
  margin:32px 0 10px;
}

p{margin:0 0 20px}
p:last-child{margin-bottom:0}

.lead{font-size:1.06rem;color:var(--ink)}

.sec-num{
  display:block;
  font-size:.82rem;
  font-weight:700;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--red);
  margin-bottom:14px;
}

.caption{
  font-family:var(--sans);
  font-size:.78rem;
  line-height:1.45;
  letter-spacing:.01em;
  color:var(--muted);
  margin-top:12px;
  max-width:44ch;
}

.tag{
  font-size:.74rem;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--red);
  font-weight:700;
}

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

ul,ol{margin:0 0 20px;padding-left:1.3em}
li{margin-bottom:10px}
li::marker{color:var(--blue)}

.check{list-style:none;padding-left:0}
.check li{position:relative;padding-left:28px}
.check li::before{
  content:"";
  position:absolute;
  left:0;top:.62em;
  width:10px;height:10px;
  background:var(--blue);
}

.steps{list-style:none;padding-left:0;counter-reset:st}
.steps li{position:relative;padding-left:44px;counter-increment:st}
.steps li::before{
  content:counter(st,decimal-leading-zero);
  position:absolute;left:0;top:.15em;
  font-family:var(--sans);
  font-size:.8rem;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--red);
}

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

.site-head{padding:20px 0 0}
.head-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:12px 28px;
  padding-bottom:16px;
}
.brand{
  font-size:1.28rem;
  font-weight:800;
  letter-spacing:-.03em;
  color:var(--ink);
  text-decoration:none;
}
.brand:hover{text-decoration:underline;text-decoration-color:var(--blue)}

.nav{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:8px 22px;
  margin:0;
  padding:0;
}
.nav li{margin:0}
.nav a{
  font-size:.84rem;
  font-weight:600;
  letter-spacing:.02em;
  color:var(--ink);
  text-decoration:none;
  padding-bottom:3px;
  background-image:repeating-linear-gradient(to right,var(--blue) 0 6px,transparent 6px 12px);
  background-size:100% 2px;
  background-position:0 100%;
  background-repeat:no-repeat;
}
.nav a:hover{color:var(--blue);background-image:linear-gradient(to right,var(--blue),var(--blue))}

.head-rule{
  height:7px;
  border:0;
  border-top:1px solid var(--ink);
  margin:0 0 0;
  background-image:repeating-linear-gradient(to right,var(--red) 0 10px,transparent 10px 20px);
  background-size:100% 2px;
  background-position:0 5px;
  background-repeat:no-repeat;
}

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

.hero{padding:24px 0 0}
.hero-frame{padding:44px 36px 40px}

.hero-top{align-items:start}
.hero-title{grid-column:1 / span 8}
.hero-title p.kicker{
  font-family:var(--sans);
  font-size:.78rem;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--red);
  font-weight:700;
  margin:0 0 22px;
}
.hero-intro{grid-column:9 / span 4}
.hero-intro p{font-size:.98rem}

.hero-media{margin-top:56px}
.hero-media figure{grid-column:7 / span 6;margin:0;padding:12px}
.hero-media .side{grid-column:1 / span 5;align-self:end;padding-bottom:8px}
.hero-media .side p{font-size:.96rem;color:var(--muted)}

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

.sec{padding:80px 0}
.sec--alt{background:var(--bg-alt)}
.sec--dark{background:var(--dark);color:var(--bg)}
.sec--dark h2,.sec--dark h3{color:var(--bg)}
.sec--dark a{color:#c8d2f2}
.sec--dark .sec-num{color:#e08a76}
.sec--dark .caption{color:#c3bfb6}
.sec--dark li::marker{color:#c8d2f2}
.sec--dark .check li::before{background:#c8d2f2}
.sec--dark :focus-visible{outline-color:#c8d2f2}

.col-left-7{grid-column:1 / span 7}
.col-right-5{grid-column:8 / span 5}
.col-left-6{grid-column:1 / span 6}
.col-right-7{grid-column:6 / span 7}
.col-full-8{grid-column:1 / span 8}
.col-mid-9{grid-column:2 / span 9}

.aside-note{
  font-size:.95rem;
  color:var(--muted);
  padding:22px 24px;
}
.aside-note h3{margin-top:0}

/* sección oscura con imagen de detalle */
.detail-fig{grid-column:1 / span 5;margin:0;padding:12px}
.detail-text{grid-column:7 / span 6}

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

.about-block{margin-bottom:64px;padding:28px 30px}
.about-block:last-child{margin-bottom:0}
.ab-8{grid-column:1 / span 8}
.ab-6{grid-column:7 / span 6;text-align:left}
.ab-7{grid-column:3 / span 7}

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

.page-head{padding:56px 0 0}
.page-head h1{max-width:20ch}
.page-head .lead{margin-top:26px;max-width:60ch;color:var(--muted)}

.doc{padding:56px 0 80px}
.doc-body{grid-column:1 / span 8}
.doc-side{grid-column:9 / span 4;padding-top:6px}
.doc-side p{font-size:.9rem;color:var(--muted)}
.doc h2{margin-top:48px}
.doc h2:first-child{margin-top:0}

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

.site-foot{background:var(--bg-alt);margin-top:0}
.foot-inner{padding:16px 0 40px}
.foot-box{padding:34px 30px;display:grid;grid-template-columns:repeat(12,1fr);gap:var(--gap)}
.foot-a{grid-column:1 / span 6}
.foot-b{grid-column:8 / span 5}
.foot-name{font-family:var(--sans);font-weight:800;font-size:1.15rem;letter-spacing:-.02em;margin:0 0 12px}
.foot-a p{font-size:.92rem;color:var(--muted);max-width:46ch}
.foot-nav{list-style:none;margin:0 0 18px;padding:0;display:flex;flex-direction:column;gap:8px}
.foot-nav a{font-family:var(--sans);font-size:.88rem;font-weight:600;color:var(--ink);text-decoration:none;background-image:repeating-linear-gradient(to right,var(--blue) 0 6px,transparent 6px 12px);background-size:100% 2px;background-position:0 100%;background-repeat:no-repeat;padding-bottom:3px}
.foot-nav a:hover{color:var(--blue)}
.foot-mail{font-family:var(--sans);font-size:.92rem}
.foot-legal{margin-top:26px;font-family:var(--sans);font-size:.76rem;color:var(--muted);letter-spacing:.02em}

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

@media (max-width:1000px){
  .hero-title{grid-column:1 / span 12}
  .hero-intro{grid-column:1 / span 12;padding-right:0;padding-top:26px;background-image:repeating-linear-gradient(to right,var(--blue) 0 10px,transparent 10px 20px);background-size:100% 2px;background-position:0 0}
  .hero-media figure{grid-column:1 / span 8}
  .hero-media .side{grid-column:9 / span 4}
  .col-left-7,.col-right-5,.col-left-6,.col-right-7,.col-full-8,.col-mid-9{grid-column:1 / span 12}
  .detail-fig{grid-column:1 / span 6}
  .detail-text{grid-column:7 / span 6}
  .ab-8,.ab-6,.ab-7{grid-column:1 / span 12}
  .doc-body{grid-column:1 / span 12}
  .doc-side{grid-column:1 / span 12}
  .foot-a,.foot-b{grid-column:1 / span 12}
  .foot-b{margin-top:28px}
}

@media (max-width:700px){
  body{font-size:17px}
  .wrap{padding:0 16px}
  .grid{gap:20px}
  .hero{padding:16px 0 0}
  .hero-frame{padding:26px 18px 28px}
  .hero-media{margin-top:34px}
  .hero-media figure{grid-column:1 / span 12;padding:8px}
  .hero-media .side{grid-column:1 / span 12}
  .sec{padding:48px 0}
  .detail-fig,.detail-text{grid-column:1 / span 12}
  .detail-text{margin-top:26px}
  .about-block{margin-bottom:40px;padding:22px 18px}
  .vline-r,.vline-l{padding-left:0;padding-right:0;background-image:none}
  .foot-box{padding:24px 18px}
  .page-head{padding:36px 0 0}
  .doc{padding:36px 0 56px}
}

@media (max-width:420px){
  .nav{gap:8px 16px}
  .nav a{font-size:.8rem}
}