/* Relmenda — hoja de estilo común */

:root {
  --bg: #f3eeea;
  --bg-alt: #e6ddd6;
  --bg-dark: #3b2029;
  --ink: #241b1d;
  --ink-soft: #7b6a68;
  --ink-invert: #f3eeea;
  --accent: #8b2f45;
  --accent-2: #a8642e;
  --sans: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --serif: Georgia, "Times New Roman", serif;
  --step: 84px;
}

* { 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: 1.7;
  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: 2px solid var(--accent);
  outline-offset: 3px;
}

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

.wrap {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 28px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: 28px;
}

.col-main { grid-column: 1 / span 7; }
.col-wide { grid-column: 1 / span 8; }
.col-lead { grid-column: 1 / span 6; }
.col-side { grid-column: 10 / span 3; }

/* ---------- cabecera ---------- */

.site-head {
  border-bottom: 1px solid rgba(36, 27, 29, 0.18);
}

.site-head .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 32px;
  padding-top: 22px;
  padding-bottom: 22px;
}

.brand {
  font-family: var(--sans);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.brand:hover { color: var(--accent); }

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

.site-nav a {
  font-family: var(--sans);
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}

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

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

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

.hero h1 {
  grid-column: 1 / span 8;
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(38px, 6vw, 68px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 0 0 26px;
  max-width: 14ch;
}

.hero .lead {
  grid-column: 1 / span 6;
  margin: 0;
  font-size: 20px;
}

.hero .lead + .lead { margin-top: 18px; }

.index-col {
  grid-column: 10 / span 3;
  grid-row: 1 / span 3;
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-soft);
}

.index-col h2,
.index-col p.index-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(36, 27, 29, 0.2);
}

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

.index-col li { margin-bottom: 12px; }

.index-col li span {
  color: var(--accent-2);
  font-variant-numeric: tabular-nums;
  margin-right: 8px;
}

.index-col a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(139, 47, 69, 0.35);
}

.index-col a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.index-col .index-note {
  margin: 22px 0 0;
  font-size: 12px;
  line-height: 1.6;
}

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

.band {
  padding: var(--step) 0;
  border-top: 1px solid rgba(36, 27, 29, 0.14);
}

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

.band--dark {
  background: var(--bg-dark);
  color: var(--ink-invert);
  border-top: none;
}

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

.band--dark .marker { color: var(--accent-2); }

.band--dark a { color: #e7b9a4; }

.band--dark .caption { color: rgba(243, 238, 234, 0.7); }

.marker {
  grid-column: 10 / span 3;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent-2);
  margin: 6px 0 0;
  align-self: start;
}

h2 {
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.06;
  letter-spacing: -0.025em;
  margin: 0 0 22px;
}

h3 {
  font-family: var(--sans);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 34px 0 12px;
}

p { margin: 0 0 18px; }

p:last-child { margin-bottom: 0; }

.rule {
  grid-column: 1 / span 7;
  height: 1px;
  background: rgba(36, 27, 29, 0.22);
  margin: 34px 0 0;
}

.band--dark .rule { background: rgba(243, 238, 234, 0.28); }

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

ul.checklist,
ol.steps {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

ul.checklist li,
ol.steps li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 12px;
}

ul.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 10px;
  height: 1px;
  background: var(--accent);
}

ol.steps { counter-reset: st; }

ol.steps li { counter-increment: st; }

ol.steps li::before {
  content: counter(st, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-2);
}

.band--dark ul.checklist li::before { background: var(--accent-2); }

dl.terms { margin: 0; }

dl.terms dt {
  font-family: var(--sans);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
  margin-top: 22px;
}

dl.terms dd {
  margin: 6px 0 0;
}

/* ---------- imágenes ---------- */

.figure-main {
  grid-column: 1 / span 8;
  margin: 0;
}

.figure-main img { width: 100%; }

.caption {
  font-family: var(--sans);
  font-size: 12px;
  line-height: 1.5;
  color: var(--ink-soft);
  margin: 10px 0 0;
}

.figure-main .caption {
  text-align: right;
  margin-left: auto;
  max-width: 34ch;
}

.figure-detail {
  grid-column: 8 / span 5;
  grid-row: 1 / span 2;
  margin: 0;
}

.band--dark .marker {
  grid-column: 1 / span 6;
  grid-row: 1;
}

.figure-detail img { width: 100%; }

.detail-text {
  grid-column: 1 / span 6;
  grid-row: 2;
}

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

.site-foot {
  background: var(--bg);
  padding: 56px 0 44px;
  border-top: 1px solid rgba(36, 27, 29, 0.2);
}

.foot-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px 40px;
}

.foot-name {
  font-family: var(--sans);
  font-weight: 800;
  font-size: 26px;
  letter-spacing: -0.025em;
  margin: 0;
}

.foot-links ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 24px;
  margin: 0;
  padding: 0;
}

.foot-links a {
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(36, 27, 29, 0.3);
}

.foot-links a:hover { color: var(--accent); border-bottom-color: var(--accent); }

.foot-rule {
  height: 1px;
  background: rgba(36, 27, 29, 0.2);
  margin: 28px 0 22px;
}

.foot-mail {
  font-family: var(--sans);
  font-size: 15px;
  margin: 0 0 8px;
}

.foot-note {
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
  max-width: 62ch;
}

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

.page-head {
  padding: calc(var(--step) * 0.7) 0 calc(var(--step) * 0.55);
}

.page-head h1 {
  grid-column: 1 / span 8;
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(32px, 4.8vw, 52px);
  line-height: 1.0;
  letter-spacing: -0.03em;
  margin: 0 0 22px;
}

.page-head .lead {
  grid-column: 1 / span 6;
  margin: 0;
  font-size: 19px;
}

.side-labels {
  grid-column: 10 / span 3;
  grid-row: 1 / span 2;
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink-soft);
}

.side-labels p.index-title { margin-bottom: 14px; }

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

.side-labels li { margin-bottom: 10px; }

.side-labels li span {
  color: var(--accent-2);
  margin-right: 8px;
  font-variant-numeric: tabular-nums;
}

.side-labels .mail { word-break: break-word; }

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

@media (max-width: 1000px) {
  .col-main, .col-wide, .col-lead,
  .hero h1, .hero .lead,
  .page-head h1, .page-head .lead,
  .figure-main, .figure-detail, .detail-text,
  .rule { grid-column: 1 / span 8; }

  .index-col, .marker, .col-side, .side-labels {
    grid-column: 9 / span 4;
    grid-row: auto;
  }

  .band--dark .marker { grid-column: 1 / span 8; grid-row: auto; }

  .figure-detail, .detail-text { grid-row: auto; }

  .hero h1 { max-width: 18ch; }
}

@media (max-width: 720px) {
  :root { --step: 50px; }

  body { font-size: 17px; }

  .wrap { padding: 0 20px; }

  .grid {
    display: block;
  }

  .index-col,
  .side-labels {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(36, 27, 29, 0.18);
  }

  .band--dark .index-col,
  .band--dark .side-labels { border-bottom-color: rgba(243, 238, 234, 0.28); }

  .index-col ol,
  .side-labels ul {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
  }

  .index-col li,
  .side-labels li { margin-bottom: 0; }

  .marker { margin: 0 0 10px; }

  .figure-main .caption { text-align: left; max-width: none; }

  .figure-detail { margin-bottom: 26px; }

  .rule { margin-top: 26px; }

  .site-head .wrap { flex-direction: column; align-items: flex-start; }

  .site-nav ul { gap: 6px 18px; }

  .hero .lead, .page-head .lead { font-size: 18px; }
}