/* Brordame — hoja de estilo común */

:root {
  --bg: #eeece8;
  --bg-alt: #dedbd5;
  --bg-dark: #232220;
  --ink: #191817;
  --ink-soft: #6b6862;
  --ink-inv: #eeece8;
  --accent: #8a6a12;
  --accent2: #4a6470;
  --rhythm: 76px;
  --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-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration: none; }

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

.band-dark :focus-visible { outline-color: #c8a447; }

/* ---------- rejilla ---------- */

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 40px repeat(11, 1fr);
  column-gap: 22px;
}

.col-text { grid-column: 2 / 8; }
.col-wide { grid-column: 2 / 10; }
.col-full { grid-column: 1 / -1; }

.lead {
  grid-column: 2 / 10;
  font-size: 21px;
  line-height: 1.75;
  color: var(--ink);
}

p { margin: 0 0 1.5em; }

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

.site-head {
  border-bottom: 1px solid rgba(25, 24, 23, 0.16);
  padding: 22px 0;
}

.site-head .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px 28px;
}

.brand {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: 0.06em;
  color: var(--ink);
  text-decoration: none;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-size: 15px;
  line-height: 1.6;
}

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

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

/* ---------- lomo cosido ---------- */

.spine {
  grid-column: 1;
  grid-row: 1 / -1;
  align-self: stretch;
  width: 16px;
  min-height: 120px;
  background-image: repeating-linear-gradient(
    to bottom,
    var(--accent) 0 9px,
    transparent 9px 25px
  );
  opacity: 0.85;
}

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

.hero { padding: calc(var(--rhythm) * 0.85) 0 var(--rhythm); }

.hero .wrap { align-items: start; }

.hero-body { grid-column: 2 / 11; }

h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 46px;
  line-height: 1.3;
  margin: 0 0 26px;
  max-width: 15em;
}

.rule-double {
  border: 0;
  border-top: 1px solid var(--ink);
  height: 4px;
  border-bottom: 1px solid rgba(74, 100, 112, 0.55);
  margin: 0 0 26px;
  max-width: 300px;
}

.hero-sub {
  max-width: 34em;
  color: var(--ink);
}

.hero-figure {
  grid-column: 7 / 13;
  margin: 34px 0 0;
}

figure { margin: 0; }

figcaption {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin-top: 12px;
  text-align: left;
}

.band-dark figcaption { color: #a7a49c; }

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

section { padding: var(--rhythm) 0; }

.band-alt { background: var(--bg-alt); }

.band-dark {
  background: var(--bg-dark);
  color: var(--ink-inv);
}

.band-dark h2,
.band-dark h3 { color: var(--ink-inv); }

.band-dark a { color: #c8a447; }

.sec-head {
  grid-column: 1 / -1;
  border-bottom: 1px solid rgba(74, 100, 112, 0.4);
  padding-bottom: 9px;
  margin-bottom: 34px;
}

.band-dark .sec-head { border-bottom-color: rgba(238, 236, 232, 0.28); }

.sec-head span {
  display: block;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent2);
  line-height: 1.4;
}

.band-dark .sec-head span { color: #8fa7b1; }

h2 {
  grid-column: 2 / 10;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 31px;
  line-height: 1.3;
  margin: 0 0 22px;
}

h3 {
  grid-column: 2 / 9;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 22px;
  line-height: 1.3;
  margin: 34px 0 12px;
}

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

ul.check,
ol.steps {
  grid-column: 2 / 9;
  margin: 0 0 1.5em;
  padding-left: 1.3em;
}

ul.check li,
ol.steps li { margin-bottom: 0.6em; }

ul.check li::marker { color: var(--accent); }
ol.steps li::marker { color: var(--accent); font-family: var(--serif); }

/* ---------- separador tipográfico ---------- */

.sep {
  grid-column: 1 / -1;
  display: flex;
  justify-content: center;
  gap: 11px;
  margin: 52px 0 6px;
}

.sep i {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--accent);
}

.band-dark .sep i { background: #c8a447; }

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

.detail-figure { grid-column: 2 / 7; }
.detail-text { grid-column: 8 / 13; }

.detail-text p:last-child { margin-bottom: 0; }

/* ---------- tabla de datos sencilla ---------- */

.facts {
  grid-column: 2 / 10;
  border-top: 1px solid rgba(74, 100, 112, 0.4);
  margin: 0;
}

.facts div {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 22px;
  border-bottom: 1px solid rgba(74, 100, 112, 0.25);
  padding: 12px 0;
}

.facts dt {
  flex: 0 0 210px;
  color: var(--accent2);
  font-size: 15px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.7;
}

.facts dd { margin: 0; flex: 1 1 260px; }

/* ---------- páginas interiores ---------- */

.page-head { padding: calc(var(--rhythm) * 0.8) 0 0; }

.page-head h1 { font-size: 38px; grid-column: 2 / 11; }

.page-head .kicker {
  grid-column: 2 / 11;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent2);
  margin: 0 0 16px;
}

.dropcap::first-letter {
  float: left;
  font-family: var(--serif);
  font-size: 62px;
  line-height: 0.82;
  padding: 8px 12px 0 0;
  color: var(--accent);
}

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

.site-foot {
  border-top: 1px solid rgba(25, 24, 23, 0.18);
  padding: 54px 0 60px;
  text-align: center;
}

.site-foot .wrap { display: block; }

.foot-brand {
  font-family: var(--serif);
  font-size: 21px;
  letter-spacing: 0.06em;
  margin: 0 0 18px;
}

.foot-nav ul {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  font-size: 15px;
  line-height: 1.6;
}

.foot-nav li { padding: 0 14px; border-right: 1px solid rgba(74, 100, 112, 0.5); }
.foot-nav li:last-child { border-right: 0; }
.foot-nav a { color: var(--ink); text-decoration: none; }
.foot-nav a:hover { color: var(--accent); text-decoration: underline; }

.foot-mail { margin: 0 0 12px; }

.foot-note {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 46em;
  margin: 0 auto;
}

/* ---------- adaptación ---------- */

@media (max-width: 1000px) {
  .wrap { grid-template-columns: 28px repeat(11, 1fr); column-gap: 16px; }
  h1 { font-size: 40px; }
  .hero-body { grid-column: 2 / 13; }
  .hero-figure { grid-column: 4 / 13; }
  .col-text, h2, h3, ul.check, ol.steps { grid-column: 2 / 11; }
  .lead, .col-wide, .facts { grid-column: 2 / 13; }
  .detail-figure { grid-column: 2 / 8; }
  .detail-text { grid-column: 8 / 13; }
}

@media (max-width: 700px) {
  :root { --rhythm: 46px; }

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

  .wrap {
    grid-template-columns: 1fr;
    column-gap: 0;
    padding: 0 20px;
  }

  .spine {
    grid-column: 1;
    grid-row: auto;
    width: 100%;
    min-height: 10px;
    height: 10px;
    margin-bottom: 26px;
    background-image: repeating-linear-gradient(
      to right,
      var(--accent) 0 9px,
      transparent 9px 25px
    );
  }

  h1 { font-size: 30px; }
  h2 { font-size: 25px; }
  h3 { font-size: 20px; }

  .lead { font-size: 19px; }

  .hero-body,
  .hero-figure,
  .col-text,
  .col-wide,
  .lead,
  .facts,
  h2,
  h3,
  ul.check,
  ol.steps,
  .detail-figure,
  .detail-text,
  .page-head h1,
  .page-head .kicker { grid-column: 1; }

  .detail-text { margin-top: 28px; }

  .site-head .wrap { display: flex; }

  .site-nav ul { gap: 6px 16px; font-size: 14px; }

  .facts dt { flex: 1 1 100%; }

  .dropcap::first-letter { font-size: 50px; }

  .sep { margin: 38px 0 4px; }
}