/* Nardedomu — hoja de estilo general */

:root{
  --bg:#f2f0ea;
  --bg-alt:#e5e2d9;
  --ink:#1a1c22;
  --muted:#6e6b64;
  --accent:#a82c26;
  --accent2:#2a4a6b;
  --pad:40px;
  --gut:24px;
  --serif:Georgia,"Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,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(--serif);
  font-size:18px;
  line-height:1.65;
  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:3px solid var(--accent);outline-offset:3px}

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

.wrap{
  max-width:1260px;
  margin:0 auto;
  padding-left:var(--pad);
  padding-right:var(--pad);
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gut);
}

.wrap > *{min-width:0}

.c5{grid-column:1 / span 5}
.c6{grid-column:1 / span 6}
.c7{grid-column:1 / span 7}
.c9{grid-column:1 / span 9}
.c12{grid-column:1 / -1}
.c7r{grid-column:6 / span 7}
.c5r{grid-column:8 / span 5}
.c6r{grid-column:7 / span 6}

/* ---------- ritmo vertical irregular ---------- */

.band{padding-top:120px;padding-bottom:120px}
.band--tight{padding-top:56px;padding-bottom:56px}
.band--alt{background:var(--bg-alt)}
.band--dark{background:var(--ink);color:var(--bg)}
.band--dark h2,.band--dark h3{color:var(--bg)}
.band--dark .kicker{color:#b9c6d6}
.band--dark a{color:#e8a8a3}
.band--dark .cap{color:#a9a69e}

/* ---------- cabecera y navegación ---------- */

.site-head{
  border-bottom:1px solid #d4d0c4;
  padding-top:18px;
  padding-bottom:18px;
  align-items:baseline;
  row-gap:10px;
}

.brand{
  grid-column:1 / span 4;
  font-size:20px;
  letter-spacing:.02em;
  font-weight:700;
  color:var(--ink);
  text-decoration:none;
}
.brand:hover{color:var(--accent)}

.site-nav{grid-column:5 / -1;display:flex;flex-wrap:wrap;gap:8px 26px;justify-content:flex-end}
.site-nav a{
  font-family:var(--sans);
  font-size:13px;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--ink);
  text-decoration:none;
  border-bottom:2px solid transparent;
  padding-bottom:2px;
}
.site-nav a:hover,.site-nav a[aria-current="page"]{border-bottom-color:var(--accent);color:var(--accent)}

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

.hero{padding-top:96px;padding-bottom:64px;row-gap:34px}

.hero-bar{
  grid-column:1 / span 1;
  width:3px;
  background:var(--accent);
  justify-self:start;
}

.hero-head{grid-column:2 / -1}

.hero h1{
  font-size:clamp(2.5rem,7.2vw,5.3rem);
  line-height:.99;
  font-weight:400;
  margin:0;
  letter-spacing:-.015em;
}
.hero h1 span{display:block}
.hero h1 span:nth-child(2){margin-left:9%}
.hero h1 span:nth-child(3){margin-left:18%}
.hero h1 em{font-style:italic;color:var(--accent)}

.hero-intro{grid-column:2 / span 5;font-size:19px}
.hero-intro p{margin:0 0 1.1em}

.topics{
  grid-column:2 / -1;
  margin:0;
  padding:0;
  list-style:none;
  font-family:var(--sans);
  font-size:13px;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--muted);
  display:flex;
  flex-wrap:wrap;
  gap:6px 0;
}
.topics li::after{content:"/";color:var(--accent);margin:0 12px;font-weight:700}
.topics li:last-child::after{content:""}

/* ---------- tipografía de contenido ---------- */

h2{
  font-size:clamp(1.7rem,3.2vw,2.5rem);
  line-height:1.14;
  font-weight:400;
  margin:0 0 26px;
  letter-spacing:-.01em;
}

h3{
  font-style:italic;
  font-size:1.25rem;
  font-weight:400;
  margin:34px 0 10px;
}

p{margin:0 0 1.35em}
p:last-child{margin-bottom:0}

.kicker{
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--accent2);
  margin:0 0 14px;
}

.lead{font-size:22px;line-height:1.55}

.cap{
  font-family:var(--sans);
  font-size:12px;
  line-height:1.5;
  letter-spacing:.04em;
  color:var(--muted);
}

/* ---------- separadores ---------- */

.rule{grid-column:1 / -1;display:block;border:0;margin:0}
.rule i{display:block;height:3px;background:var(--accent);width:33.33%}
.rule--center i{margin:0 auto}
.rule--right i{margin-left:auto}

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

.steps{list-style:none;margin:28px 0 0;padding:0;counter-reset:st}
.steps li{
  counter-increment:st;
  position:relative;
  padding-left:68px;
  margin-bottom:22px;
}
.steps li::before{
  content:counter(st,decimal-leading-zero);
  position:absolute;
  left:0;
  top:-6px;
  font-family:var(--serif);
  font-size:34px;
  line-height:1;
  color:var(--accent);
}
.steps b{font-weight:700}

.plain{list-style:none;margin:22px 0 0;padding:0}
.plain li{position:relative;padding-left:24px;margin-bottom:12px}
.plain li::before{content:"—";position:absolute;left:0;color:var(--accent)}

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

.fig-main{
  grid-column:5 / -1;
  display:flex;
  align-items:stretch;
  gap:16px;
  margin:0;
  padding-bottom:110px;
}
.fig-main .cap{
  writing-mode:vertical-rl;
  transform:rotate(180deg);
  white-space:normal;
  max-height:100%;
  text-align:right;
  flex:0 0 auto;
}
.fig-main img{flex:1 1 auto;width:100%}

@media (min-width:1400px){
  .fig-main{margin-right:calc(-1 * var(--pad))}
}

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

.fig-detail{grid-column:9 / span 4;margin:0}
.fig-detail img{width:100%}
.fig-detail .cap{margin-top:12px;display:block}
.dark-text{grid-column:2 / span 6}

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

.page-head{padding-top:80px;padding-bottom:34px}
.page-head h1{
  grid-column:1 / span 9;
  font-size:clamp(2.1rem,5vw,3.5rem);
  line-height:1.06;
  font-weight:400;
  margin:0;
  letter-spacing:-.015em;
}
.page-head .kicker{grid-column:1 / -1}

.prose{grid-column:1 / span 6}
.prose-wide{grid-column:1 / span 9}
.side-title{grid-column:1 / span 2;margin-top:8px}
.side-title h2{font-size:1.15rem;line-height:1.25;margin:0}
.side-body{grid-column:4 / span 6}

.block{row-gap:0}
.block + .block{margin-top:54px}

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

.site-foot{margin-top:0;padding-bottom:60px}
.foot-rule{grid-column:1 / -1;height:3px;background:var(--accent);margin-bottom:26px}
.foot-name{
  grid-column:1 / -1;
  font-size:clamp(2.2rem,8vw,4.6rem);
  line-height:1;
  margin:0 0 34px;
  font-weight:400;
  letter-spacing:-.02em;
}
.foot-col-a{grid-column:1 / span 5}
.foot-col-b{grid-column:7 / span 6}
.foot-nav{list-style:none;margin:0;padding:0;font-family:var(--sans);font-size:13px;letter-spacing:.05em}
.foot-nav li{margin-bottom:9px}
.foot-nav a{color:var(--ink);text-decoration:none;border-bottom:1px solid #cfcabb;padding-bottom:1px}
.foot-nav a:hover{color:var(--accent);border-bottom-color:var(--accent)}
.foot-mail{font-size:20px;margin:0 0 14px}
.foot-note{font-family:var(--sans);font-size:12px;line-height:1.6;color:var(--muted);margin:0}

/* ---------- adaptación a pantallas medianas y pequeñas ---------- */

@media (max-width:1000px){
  :root{--pad:32px;--gut:20px}
  .hero-intro{grid-column:2 / span 8}
  .fig-main{grid-column:3 / -1;padding-bottom:80px}
  .fig-detail{grid-column:8 / span 5}
  .dark-text{grid-column:1 / span 7}
  .prose,.prose-wide{grid-column:1 / span 10}
  .side-title{grid-column:1 / -1}
  .side-body{grid-column:1 / span 10}
  .c5,.c6,.c7,.c9,.c7r,.c5r,.c6r{grid-column:1 / span 10}
  .foot-col-a{grid-column:1 / span 6}
  .foot-col-b{grid-column:7 / span 6}
}

@media (max-width:680px){
  :root{--pad:20px;--gut:14px}
  body{font-size:17px}
  .band{padding-top:64px;padding-bottom:64px}
  .band--tight{padding-top:40px;padding-bottom:40px}
  .hero{padding-top:52px;padding-bottom:40px;row-gap:26px}
  .hero h1 span:nth-child(2){margin-left:5%}
  .hero h1 span:nth-child(3){margin-left:10%}
  .hero-bar{display:none}
  .hero-head,.hero-intro,.topics{grid-column:1 / -1}
  .site-head{padding-top:14px;padding-bottom:14px}
  .brand{grid-column:1 / -1}
  .site-nav{grid-column:1 / -1;justify-content:flex-start;gap:8px 18px;margin-top:8px}
  .fig-main{grid-column:1 / -1;flex-direction:column-reverse;gap:10px;padding-bottom:56px;margin-right:0}
  .fig-main .cap{writing-mode:horizontal-tb;transform:none;text-align:left;max-height:none}
  .fig-detail{grid-column:1 / -1;margin-bottom:28px}
  .dark-text{grid-column:1 / -1}
  .prose,.prose-wide,.side-body,.side-title,
  .c5,.c6,.c7,.c9,.c7r,.c5r,.c6r{grid-column:1 / -1}
  .rule i{width:60%}
  .lead{font-size:19px}
  .steps li{padding-left:52px}
  .steps li::before{font-size:27px;top:-3px}
  .page-head{padding-top:46px}
  .page-head h1{grid-column:1 / -1}
  .foot-col-a,.foot-col-b{grid-column:1 / -1}
  .foot-col-b{margin-top:30px}
  .block + .block{margin-top:40px}
}