/* Brantibru — hoja de estilo común */

:root {
  --bg: #eeece8;
  --bg-alt: #dedbd5;
  --ink: #191817;
  --muted: #6b6862;
  --dark: #232220;
  --on-dark: #eeece8;
  --accent: #8a6a12;
  --accent-2: #4a6470;
  --mono: ui-monospace, Consolas, 'Liberation Mono', monospace;
  --sans: system-ui, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --rule: rgba(138, 106, 18, 0.45);
  --rule-dark: rgba(238, 236, 232, 0.28);
}

* { 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: 17px;
  line-height: 1.75;
  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 {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  background: rgba(138, 106, 18, 0.12);
}

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

.grid {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: 24px;
}

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

.site-head { border-bottom: 1px solid var(--rule); }

.site-head .grid { align-items: baseline; padding-top: 22px; padding-bottom: 22px; row-gap: 10px; }

.brand {
  grid-column: 1 / 5;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
}
.brand:hover { color: var(--accent); }

.site-nav { grid-column: 5 / 13; }

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px 26px;
}

.site-nav a {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.11em;
  font-size: 12.5px;
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
}
.site-nav a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.site-nav a[aria-current='page'] { color: var(--accent); border-bottom-color: var(--accent); }

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

.hero { padding: 72px 0 24px; }
.hero .grid { row-gap: 0; }

.hero-text { grid-column: 1 / 9; }

h1 {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.045em;
  font-weight: 700;
  font-size: clamp(27px, 4.4vw, 50px);
  line-height: 1.1;
  margin: 0;
  max-width: 15ch;
}

.hero-lead {
  max-width: 42ch;
  margin: 38px 0 0;
  font-size: 18px;
}

.hero-meta {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin: 0 0 26px;
}

.hero-fig {
  grid-column: 9 / 13;
  margin: clamp(48px, 9vw, 132px) 0 0;
  max-width: 480px;
  justify-self: end;
}

figure { margin: 0; }

figcaption {
  font-style: italic;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
  margin-top: 12px;
  max-width: 38ch;
}

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

.section { padding: 96px 0; border-top: 1px solid var(--rule); }
.section--alt { background: var(--bg-alt); }

.section--dark {
  background: var(--dark);
  color: var(--on-dark);
  border-top: none;
}
.section--dark a { color: #d8bd6b; }
.section--dark a:focus-visible { outline-color: #d8bd6b; background: rgba(216, 189, 107, 0.18); }
.section--dark figcaption { color: rgba(238, 236, 232, 0.68); }
.section--dark .s-num { color: #94a9b2; }

.s-num {
  grid-column: 1 / 2;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--accent-2);
  padding-top: 8px;
}

.s-body { grid-column: 2 / 8; }
.s-body--wide { grid-column: 3 / 11; }
.s-body--right { grid-column: 6 / 12; }

h2 {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-weight: 700;
  font-size: clamp(19px, 2.1vw, 24px);
  line-height: 1.28;
  margin: 0 0 26px;
}

h3 {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-weight: 700;
  font-size: 14px;
  margin: 34px 0 12px;
}

p { margin: 0 0 20px; max-width: 72ch; }
p:last-child { margin-bottom: 0; }

.lead { font-size: 18px; }

.note { color: var(--muted); font-size: 15.5px; }

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

.list { list-style: none; margin: 0; padding: 0; }

.list li {
  position: relative;
  padding: 0 0 14px 26px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--rule);
}
.list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 12px;
  height: 2px;
  background: var(--accent);
}
.section--dark .list li { border-bottom-color: var(--rule-dark); }
.section--dark .list li::before { background: #d8bd6b; }

.cols-2 {
  grid-column: 2 / 12;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 56px;
  margin-top: 8px;
}
.cols-2 > .list { margin: 0; }

.list-title {
  grid-column: 2 / 12;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 13px;
  color: var(--accent-2);
  margin: 40px 0 14px;
}

/* ---------- sección oscura con imagen ---------- */

.dark-fig {
  grid-column: 2 / 6;
  margin-top: 6px;
}

.dark-body { grid-column: 7 / 13; }

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

.page-head { padding: 68px 0 46px; border-bottom: 1px solid var(--rule); }
.page-head .hero-text { grid-column: 1 / 10; }

.about-labels {
  grid-column: 1 / 5;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 12.5px;
  color: var(--accent-2);
}
.about-labels li {
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}
.about-labels li:first-child { padding-top: 0; }

.about-body { grid-column: 6 / 13; }

.doc-body { grid-column: 2 / 10; }
.doc-body h2 { margin-top: 46px; }
.doc-body h2:first-child { margin-top: 0; }

/* ---------- pie de página ---------- */

.site-foot {
  background: var(--dark);
  color: var(--on-dark);
  padding: 68px 0 56px;
}

.site-foot .grid { row-gap: 34px; align-items: start; }

.foot-name { grid-column: 1 / 6; }
.foot-name p {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.2;
  margin: 0 0 14px;
  font-weight: 700;
}
.foot-name span { color: rgba(238, 236, 232, 0.68); font-size: 15px; display: block; max-width: 34ch; }

.foot-nav { grid-column: 6 / 9; }
.foot-nav ul { list-style: none; margin: 0; padding: 0; }
.foot-nav li { margin-bottom: 10px; }
.foot-nav a,
.foot-contact a {
  color: var(--on-dark);
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid var(--rule-dark);
  padding-bottom: 2px;
}
.foot-nav a:hover,
.foot-contact a:hover { color: #d8bd6b; border-bottom-color: #d8bd6b; }
.foot-nav a:focus-visible,
.foot-contact a:focus-visible { outline-color: #d8bd6b; background: rgba(216, 189, 107, 0.18); }

.foot-contact { grid-column: 10 / 13; }
.foot-contact p {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(238, 236, 232, 0.62);
  margin: 0 0 10px;
}
.foot-contact a { text-transform: none; letter-spacing: 0.03em; font-size: 13.5px; }

.foot-bottom {
  grid-column: 1 / 13;
  border-top: 1px solid var(--rule-dark);
  padding-top: 22px;
  font-size: 13.5px;
  color: rgba(238, 236, 232, 0.62);
}
.foot-bottom p { margin: 0; }

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

@media (max-width: 1000px) {
  .hero-text { grid-column: 1 / 8; }
  .hero-fig { grid-column: 8 / 13; margin-top: clamp(40px, 8vw, 96px); }
  .s-body { grid-column: 2 / 10; }
  .s-body--wide { grid-column: 2 / 12; }
  .s-body--right { grid-column: 4 / 13; }
  .dark-fig { grid-column: 2 / 7; }
  .dark-body { grid-column: 8 / 13; }
  .doc-body { grid-column: 2 / 12; }
  .about-labels { grid-column: 1 / 5; }
  .about-body { grid-column: 5 / 13; }
  .foot-name { grid-column: 1 / 7; }
  .foot-nav { grid-column: 7 / 10; }
  .foot-contact { grid-column: 10 / 13; }
}

@media (max-width: 760px) {
  body { font-size: 16.5px; }

  .site-head .grid { row-gap: 14px; }
  .brand { grid-column: 1 / 13; }
  .site-nav { grid-column: 1 / 13; }
  .site-nav ul { justify-content: flex-start; gap: 10px 20px; }

  .hero { padding: 44px 0 8px; }
  .hero-text,
  .hero-fig,
  .page-head .hero-text,
  .s-num,
  .s-body,
  .s-body--wide,
  .s-body--right,
  .cols-2,
  .list-title,
  .dark-fig,
  .dark-body,
  .about-labels,
  .about-body,
  .doc-body,
  .foot-name,
  .foot-nav,
  .foot-contact {
    grid-column: 1 / 13;
  }

  h1 { max-width: none; }
  .hero-lead { max-width: none; margin-top: 26px; }

  .hero-fig { margin: 40px 0 0; max-width: 100%; justify-self: start; }

  .section { padding: 56px 0; }
  .s-num { padding-top: 0; margin-bottom: 8px; }
  .dark-fig { margin-bottom: 30px; }

  .cols-2 { grid-template-columns: minmax(0, 1fr); column-gap: 0; }

  .about-labels { margin-bottom: 32px; }

  .site-foot { padding: 52px 0 44px; }
  .foot-bottom { grid-column: 1 / 13; }
}