/* Pebrondente — hoja de estilo común */

:root{
  --bg:#e9eeeb;
  --bg-alt:#d9e1dd;
  --bg-dark:#1e2a26;
  --text:#171f1c;
  --muted:#63706b;
  --on-dark:#e9eeeb;
  --rust:#8f4a28;
  --teal:#3d6f66;
  --serif:Georgia,"Times New Roman",Times,serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;
  --gap:24px;
  --scene:88px;
}

*{box-sizing:border-box;}

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

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

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

a{color:var(--rust);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(--rust);outline-offset:3px;}

.wrap{max-width:1200px;margin:0 auto;padding:0 32px;}

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

/* ---------- enlace de salto ---------- */
.skip{
  position:absolute;left:-9999px;top:0;
  background:var(--bg-dark);color:var(--on-dark);
  font-family:var(--sans);font-size:12px;padding:10px 14px;z-index:20;
}
.skip:focus{left:0;}

/* ---------- cabecera ---------- */
.site-head{border-bottom:1px solid rgba(23,31,28,.18);}
.site-head .wrap{
  display:flex;flex-wrap:wrap;align-items:baseline;
  justify-content:space-between;gap:14px 28px;
  padding-top:20px;padding-bottom:18px;
}
.mark{
  font-family:var(--serif);font-size:20px;letter-spacing:.06em;
  color:var(--text);text-decoration:none;
}
.mark span{display:block;font-family:var(--sans);font-size:11px;letter-spacing:.14em;color:var(--muted);}
.mark:hover{text-decoration:none;}

.site-nav ul{list-style:none;display:flex;flex-wrap:wrap;gap:6px 22px;margin:0;padding:0;}
.site-nav a{
  font-family:var(--sans);font-size:12.5px;letter-spacing:.05em;
  color:var(--text);text-decoration:none;padding-bottom:3px;
  border-bottom:1px solid transparent;
}
.site-nav a:hover{border-bottom-color:var(--rust);}
.site-nav a[aria-current="page"]{border-bottom-color:var(--rust);color:var(--rust);}

/* ---------- perforaciones ---------- */
.perf{
  height:7px;
  background-image:repeating-linear-gradient(90deg,var(--muted) 0 7px,transparent 7px 19px);
  opacity:.55;
}
.perf-dark{
  background-image:repeating-linear-gradient(90deg,var(--on-dark) 0 7px,transparent 7px 19px);
  opacity:.4;
}

/* ---------- portada ---------- */
.hero{padding:64px 0 var(--scene);}
.hero .grid{row-gap:34px;}

.rail{
  grid-column:1 / 3;grid-row:1 / 4;
  border-right:1px solid rgba(23,31,28,.2);
  padding-right:18px;
}
.rail ol{list-style:none;margin:0;padding:0;}
.rail li{
  display:flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:12px;letter-spacing:.08em;
  color:var(--teal);padding:9px 0;
}
.rail li::before{
  content:"";width:9px;height:9px;flex:0 0 9px;
  background:var(--rust);
}
.rail li span{color:var(--muted);font-family:var(--sans);font-size:11.5px;letter-spacing:.04em;}

.hero h1{
  grid-column:3 / 12;grid-row:1;
  margin:0;font-weight:400;
  font-size:clamp(2.1rem,4.6vw,3.5rem);
  line-height:1.12;letter-spacing:-.015em;
}
.hero h1 .l2{display:block;color:var(--muted);}
.hero .lede{grid-column:3 / 9;grid-row:2;margin:0;align-self:end;}
.hero .lede + p{grid-column:3 / 9;grid-row:2;}

.hero figure{
  grid-column:6 / 13;grid-row:3;
  justify-self:end;max-width:620px;width:100%;margin:0;
}
.hero figure img{border:2px solid var(--text);width:100%;}
.hero figcaption,
figcaption{
  font-family:var(--sans);font-size:11.5px;line-height:1.5;
  color:var(--muted);margin-top:8px;text-align:right;
}

/* ---------- escenas ---------- */
.scene{padding:var(--scene) 0;}
.scene--alt{background:var(--bg-alt);}
.scene--dark{background:var(--bg-dark);color:var(--on-dark);}
.scene--dark h2,.scene--dark h3{color:var(--on-dark);}
.scene--dark a{color:#d79a72;}
.scene--dark figcaption,.scene--dark .note{color:#a9b8b2;}

.num{
  grid-column:1 / 2;
  font-family:var(--mono);font-size:13px;letter-spacing:.1em;
  color:var(--teal);padding-top:10px;
}
.num::after{
  content:"";display:block;width:100%;height:1px;
  background:currentColor;opacity:.45;margin-top:10px;
}
.scene--dark .num{color:#7ba79c;}

.scene h2{
  grid-column:2 / 10;
  margin:0 0 22px;font-weight:400;
  font-size:clamp(1.5rem,2.6vw,2.05rem);line-height:1.22;
  letter-spacing:-.01em;
}
.scene h3{
  grid-column:2 / 9;
  font-style:italic;font-weight:400;
  font-size:1.16rem;line-height:1.35;
  margin:34px 0 10px;
}
.scene p{grid-column:2 / 9;margin:0 0 20px;}
.scene p:last-child{margin-bottom:0;}
.scene .wide{grid-column:2 / 11;}

.checklist{
  grid-column:2 / 11;
  list-style:none;margin:6px 0 22px;padding:0;
  columns:2;column-gap:40px;
}
.checklist li{
  break-inside:avoid;padding:0 0 12px 20px;position:relative;
  font-size:17px;line-height:1.55;
}
.checklist li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:8px;height:8px;background:var(--rust);
}
.scene--dark .checklist li::before{background:#c07a4e;}

.steps{grid-column:2 / 10;margin:6px 0 22px;padding-left:22px;}
.steps li{padding:0 0 10px 4px;}
.steps li::marker{color:var(--teal);font-family:var(--mono);font-size:13px;}

.note{
  grid-column:2 / 9;
  font-family:var(--sans);font-size:13.5px;line-height:1.6;
  color:var(--muted);border-left:2px solid var(--teal);
  padding-left:14px;margin:8px 0 0;
}

/* sección oscura con imagen de detalle */
.scene--dark .detail-fig{
  grid-column:2 / 7;margin:0;
}
.scene--dark .detail-fig img{border:2px solid #3d4a45;width:100%;}
.scene--dark .detail-fig figcaption{text-align:left;}
.scene--dark .detail-text{grid-column:8 / 13;}
.scene--dark .detail-text h2,
.scene--dark .detail-text h3,
.scene--dark .detail-text p,
.scene--dark .detail-text .checklist{grid-column:auto;}
.scene--dark .detail-text .checklist{columns:1;margin-left:0;}

/* ---------- índice de contenidos ---------- */
.index{grid-column:2 / 12;list-style:none;margin:0;padding:0;}
.index li{
  display:grid;grid-template-columns:56px 1fr;
  gap:18px;padding:16px 0;
  border-top:1px solid rgba(23,31,28,.18);
}
.index li:last-child{border-bottom:1px solid rgba(23,31,28,.18);}
.index .k{font-family:var(--mono);font-size:12.5px;color:var(--teal);padding-top:5px;}
.index .t{margin:0;font-size:17px;}
.index .t b{font-weight:400;display:block;}
.index .t em{font-style:normal;color:var(--muted);font-size:15.5px;}

/* ---------- bloques numerados (about) ---------- */
.blocks{margin:0;padding:0;}
.blocks .b{padding:30px 0;border-top:1px solid rgba(23,31,28,.2);}
.blocks .b:first-child{border-top:none;padding-top:6px;}
.blocks .b .n{
  grid-column:1 / 2;
  font-family:var(--mono);font-size:13px;letter-spacing:.1em;color:var(--teal);
  padding-top:6px;
}
.blocks .b h2{grid-column:2 / 9;margin:0 0 14px;font-size:1.35rem;font-weight:400;}
.blocks .b p{grid-column:2 / 9;margin:0 0 16px;}
.blocks .b p:last-child{margin-bottom:0;}
.blocks .b ul{grid-column:2 / 10;margin:0 0 16px;padding-left:20px;}
.blocks .b li{padding-bottom:8px;}

/* ---------- páginas de texto legal ---------- */
.doc{padding:56px 0 var(--scene);}
.doc h1{
  grid-column:2 / 11;margin:0 0 10px;font-weight:400;
  font-size:clamp(1.9rem,3.4vw,2.7rem);line-height:1.16;letter-spacing:-.015em;
}
.doc .kicker{
  grid-column:1 / 2;font-family:var(--mono);font-size:12.5px;
  color:var(--teal);padding-top:12px;
}
.doc .stand{grid-column:2 / 9;color:var(--muted);margin:0 0 12px;}
.doc h2{
  grid-column:2 / 10;margin:40px 0 14px;font-weight:400;
  font-size:1.35rem;line-height:1.3;
}
.doc h3{grid-column:2 / 9;margin:26px 0 8px;font-style:italic;font-weight:400;font-size:1.1rem;}
.doc p{grid-column:2 / 9;margin:0 0 16px;}
.doc ul{grid-column:2 / 10;margin:0 0 18px;padding-left:20px;}
.doc li{padding-bottom:8px;}
.doc .rule{grid-column:1 / 13;height:1px;background:rgba(23,31,28,.2);margin:34px 0 0;}

/* ---------- pie ---------- */
.site-foot{background:var(--bg-dark);color:var(--on-dark);}
.site-foot .inner{
  display:grid;grid-template-columns:1fr 1fr;gap:36px;
  padding:52px 0 46px;
}
.site-foot h2{
  margin:0 0 10px;font-weight:400;font-size:1.25rem;letter-spacing:.04em;
}
.site-foot p{margin:0 0 10px;font-size:16px;color:#bcccc5;max-width:46ch;}
.site-foot a{color:#d79a72;}
.site-foot nav ul{list-style:none;margin:0 0 16px;padding:0;}
.site-foot nav li{padding-bottom:8px;}
.site-foot nav a{
  font-family:var(--sans);font-size:13px;letter-spacing:.04em;
  color:var(--on-dark);text-decoration:none;border-bottom:1px solid transparent;
}
.site-foot nav a:hover{border-bottom-color:#d79a72;}
.site-foot .mail{font-size:17px;}
.site-foot .fine{
  font-family:var(--sans);font-size:11.5px;color:#93a49d;
  border-top:1px solid rgba(233,238,235,.18);padding:16px 0 30px;margin:0;
}

/* ---------- adaptación ---------- */
@media (max-width:1000px){
  .hero h1{grid-column:3 / 13;}
  .hero .lede{grid-column:3 / 12;}
  .hero figure{grid-column:3 / 13;}
  .scene h2,.scene .wide,.checklist,.index{grid-column:2 / 13;}
  .scene p,.scene h3,.steps,.note{grid-column:2 / 12;}
  .scene--dark .detail-fig{grid-column:2 / 8;}
  .scene--dark .detail-text{grid-column:8 / 13;}
  .doc h1,.doc h2,.doc ul,.doc p,.doc h3,.doc .stand{grid-column:2 / 13;}
  .blocks .b h2,.blocks .b p,.blocks .b ul{grid-column:2 / 13;}
}

@media (max-width:720px){
  :root{--scene:52px;--gap:16px;}
  body{font-size:17px;}
  .wrap{padding:0 20px;}
  .grid{grid-template-columns:1fr;}
  .site-head .wrap{padding-top:16px;padding-bottom:14px;}
  .site-nav ul{gap:6px 16px;}

  .hero{padding:36px 0 var(--scene);}
  .hero .grid{row-gap:24px;}
  .rail{
    grid-column:auto;grid-row:auto;
    border-right:none;border-bottom:1px solid rgba(23,31,28,.2);
    padding-right:0;padding-bottom:12px;
  }
  .rail ol{display:flex;flex-wrap:wrap;gap:0 18px;}
  .rail li{padding:5px 0;}
  .rail li span{display:none;}
  .hero h1,.hero .lede,.hero figure{grid-column:auto;grid-row:auto;}
  .hero figure{justify-self:stretch;max-width:100%;}
  .hero figcaption{text-align:left;}

  .num,.scene h2,.scene h3,.scene p,.scene .wide,
  .checklist,.steps,.note,.index,
  .doc .kicker,.doc h1,.doc h2,.doc h3,.doc p,.doc ul,.doc .stand,
  .blocks .b .n,.blocks .b h2,.blocks .b p,.blocks .b ul,
  .scene--dark .detail-fig,.scene--dark .detail-text{grid-column:auto;}
  .num{padding-top:0;margin-bottom:14px;}
  .checklist{columns:1;}
  .scene--dark .detail-fig{margin-bottom:26px;}
  .index li{grid-template-columns:44px 1fr;gap:12px;}
  .site-foot .inner{grid-template-columns:1fr;gap:28px;padding:36px 0 30px;}
  .doc .rule{grid-column:auto;}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}