/* Brisova — hoja de estilo común */

:root {
  --bg: #f5ece6;
  --bg-alt: #eaddd3;
  --dark: #25304d;
  --ink: #241c19;
  --muted: #7d6c62;
  --accent: #2f3d63;
  --accent-2: #b05a3c;
  --guide: rgba(125, 108, 98, .38);
  --rule: rgba(47, 61, 99, .38);
  --step: 72px;
  --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: 18px;
  line-height: 1.9;
  overflow-x: hidden;
}

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

a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

a:focus-visible,
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.band--dark a:focus-visible { outline-color: var(--bg); }

/* ---------- reglado base: campo izquierdo + línea + columna de texto ---------- */

.sheet {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 28px;
  display: grid;
  grid-template-columns: 3fr 1px 8fr;
  column-gap: 32px;
  align-items: start;
}

.rule {
  grid-column: 2;
  grid-row: 1 / -1;
  align-self: stretch;
  width: 1px;
  background: var(--rule);
}

.gutter {
  grid-column: 1;
  text-align: right;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.col { grid-column: 3; min-width: 0; }

.initial {
  display: block;
  font-family: var(--serif);
  font-size: 62px;
  line-height: 1;
  color: var(--accent);
  letter-spacing: -.02em;
}

.marker {
  display: block;
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: .12em;
  color: var(--accent-2);
}

.band { padding: var(--step) 0; }
.band--alt { background: var(--bg-alt); }
.band--dark { background: var(--dark); color: var(--bg); }
.band--dark .gutter { color: rgba(245, 236, 230, .72); }
.band--dark .initial { color: var(--bg-alt); }
.band--dark .rule { background: rgba(245, 236, 230, .35); }
.band--dark a { color: #cbd5ee; }
.band--dark .guide { border-color: rgba(245, 236, 230, .3); }

.guide {
  border: 0;
  border-top: 1px solid var(--guide);
  margin: 28px 0;
  height: 0;
}

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

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: -.005em;
  margin: 0;
}

h1 { font-size: 42px; max-width: 15ch; }
h2 { font-size: 30px; margin-bottom: 14px; max-width: 24ch; }
h3 { font-size: 21px; margin: 34px 0 8px; }

p { margin: 0 0 26px; max-width: 34em; }
.col > p:last-child { margin-bottom: 0; }

.caption { font-size: 14px; line-height: 1.6; color: var(--muted); }
.band--dark .caption { color: rgba(245, 236, 230, .75); }

.lede { font-size: 20px; }

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

.hero { padding: calc(var(--step) * 1.1) 0 var(--step); }

.hero h1 { font-size: 46px; }

.hero-drop {
  font-family: var(--serif);
  font-size: 120px;
  line-height: .92;
  color: var(--accent-2);
  display: block;
}

.guides { border-top: 1px solid var(--guide); margin-top: 34px; }
.guides p {
  border-bottom: 1px solid var(--guide);
  padding: 22px 0;
  margin: 0;
  max-width: 36em;
}

/* ---------- imágenes ---------- */

.figure-main { margin: 0; }
.figure-main img { width: 78%; margin-left: auto; }

@media (max-width: 900px) {
  .figure-main img { width: 100%; }
}

.detail-pair {
  display: grid;
  grid-template-columns: 5fr 6fr;
  column-gap: 40px;
  align-items: start;
}

.detail-pair figure { margin: 0; }
.detail-pair figcaption { margin-top: 12px; }
.detail-pair .text p:last-child { margin-bottom: 0; }

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

ul, ol { margin: 0 0 26px; padding-left: 22px; max-width: 46em; }
li { margin-bottom: 12px; }
li::marker { color: var(--accent); }
.band--dark li::marker { color: #cbd5ee; }

dl { margin: 0 0 26px; max-width: 46em; }
dt {
  font-family: var(--serif);
  font-size: 19px;
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--guide);
}
dd { margin: 4px 0 0; }

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

.site-head { border-bottom: 1px solid var(--guide); padding: 22px 0; }

.site-head .sheet { align-items: center; row-gap: 12px; }

.brand {
  grid-column: 1;
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: .02em;
  text-decoration: none;
  color: var(--ink);
  text-align: right;
}

.site-nav { grid-column: 3; }

.site-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  margin: 0;
  padding: 0;
  max-width: none;
}

.site-nav li { margin: 0; }

.site-nav a {
  font-size: 16px;
  text-decoration: none;
  color: var(--ink);
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}

.site-nav a:hover { border-bottom-color: var(--accent); }
.site-nav a[aria-current="page"] { border-bottom-color: var(--accent-2); }

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

.site-foot {
  background: var(--bg-alt);
  border-top: 1px solid var(--guide);
  padding: 46px 0;
  margin-top: var(--step);
}

.site-foot .sheet { align-items: start; row-gap: 18px; }

.foot-name {
  font-family: var(--serif);
  font-size: 22px;
  grid-column: 1;
  text-align: right;
}

.foot-main { grid-column: 3; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px 32px; }

.foot-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
  gap: 6px 0;
  max-width: none;
  font-size: 16px;
}

.foot-nav li { margin: 0; }
.foot-nav li + li::before {
  content: "/";
  color: var(--accent-2);
  margin: 0 12px;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.site-foot .foot-note { grid-column: 3; }

.foot-note { font-size: 14px; color: var(--muted); margin: 18px 0 0; max-width: 44em; }

/* ---------- móvil ---------- */

@media (max-width: 900px) {
  :root { --step: 44px; }

  body { font-size: 17px; line-height: 1.85; }

  .sheet {
    grid-template-columns: 1fr;
    column-gap: 0;
    row-gap: 14px;
    padding-left: 18px;
    padding-right: 18px;
    border-left: 1px solid var(--rule);
    margin-left: 10px;
    margin-right: 10px;
  }

  .band--dark .sheet { border-left-color: rgba(245, 236, 230, .35); }

  .rule { display: none; }
  .gutter, .col, .brand, .site-nav, .foot-name, .foot-main,
  .site-foot .foot-note { grid-column: 1; }
  .gutter, .brand, .foot-name { text-align: left; }

  .initial { font-size: 44px; }
  h1, .hero h1 { font-size: 32px; max-width: none; }
  h2 { font-size: 25px; max-width: none; }
  h3 { font-size: 19px; }
  .hero-drop { font-size: 74px; }
  .lede { font-size: 18px; }

  .detail-pair { grid-template-columns: 1fr; row-gap: 24px; }
  .foot-main { display: block; }
  .foot-main .foot-mail { display: block; margin-top: 10px; }
}