/* Dunoravi — hoja de estilo común
   Composición «pauta con margen»: 12 columnas, tres reservadas al margen. */

:root {
  --paper: #f6f0e6;
  --paper-alt: #eadcc6;
  --dark: #4a2b1b;
  --ink: #2c1f15;
  --ink-2: #7c6a55;
  --amber: #a9631d;
  --indigo: #2a3f63;
  --rule: rgba(124, 106, 85, .3);
  --rule-dark: rgba(246, 240, 230, .28);
  --rhythm: 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(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.8;
  overflow-x: hidden;
}

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

a { color: var(--amber); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }

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

/* ---------- Retícula ---------- */

.page {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
}

.ruled {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: 28px;
  row-gap: 0;
}

.field {
  grid-column: 1 / 4;
  grid-row: 1 / 20;
  border-right: 1px solid var(--amber);
  padding-right: 24px;
  text-align: right;
}

.col-main { grid-column: 4 / 10; }
.col-wide { grid-column: 4 / 12; }
.col-img  { grid-column: 6 / 13; }

/* ---------- Cabecera ---------- */

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

.head-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px 32px;
}

.wordmark {
  font-family: var(--serif);
  font-size: 1.45rem;
  letter-spacing: .01em;
  color: var(--ink);
  text-decoration: none;
}

.wordmark:hover { color: var(--amber); }

.site-head nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 26px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 15px;
}

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

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

/* ---------- Portada ---------- */

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

.hero-title {
  grid-column: 4 / 11;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.35rem, 5.4vw, 4rem);
  line-height: 1.05;
  margin: 0 0 36px;
  letter-spacing: -.01em;
}

.drop {
  display: block;
  font-family: var(--serif);
  font-size: clamp(5rem, 11vw, 8.6rem);
  line-height: .78;
  color: var(--amber);
}

.vh {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.hero-lead { grid-column: 4 / 10; }

.hero-lead p { margin: 0; padding: 22px 0; }

.guide { border-top: 1px solid var(--rule); }
.guide-strong { border-top: 1px solid var(--amber); }

/* ---------- Figuras ---------- */

.figure-row { padding-top: var(--rhythm); }

.caption {
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-2);
  margin: 0;
}

.figure-row .caption { padding-top: 6px; }

/* ---------- Secciones ---------- */

.sec { padding: var(--rhythm) 0; }

.sec-alt { background: var(--paper-alt); }

.sec-no {
  display: block;
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--indigo);
  line-height: 1;
}

.sec-initial {
  display: block;
  font-family: var(--serif);
  font-size: clamp(3rem, 6vw, 4.6rem);
  line-height: .85;
  color: var(--amber);
}

h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.5rem, 2.6vw, 2.05rem);
  line-height: 1.14;
  margin: 0 0 18px;
  letter-spacing: -.005em;
}

.sec h2 + .guide { margin-bottom: 26px; }

h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.2rem;
  line-height: 1.3;
  margin: 34px 0 10px;
}

p { margin: 0 0 22px; }
p:last-child { margin-bottom: 0; }

/* ---------- Listas ---------- */

.list {
  list-style: none;
  margin: 26px 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: 15px;
  width: 12px;
  height: 1px;
  background: var(--amber);
}

.list li:last-child { border-bottom: 0; margin-bottom: 0; }

.list-ord { counter-reset: paso; }

.list-ord li::before {
  content: counter(paso);
  counter-increment: paso;
  top: 0;
  width: auto;
  height: auto;
  background: none;
  color: var(--indigo);
  font-family: var(--serif);
  font-size: .95rem;
}

.term { color: var(--ink); font-weight: 600; }

/* ---------- Sección de contraste ---------- */

.sec-dark {
  background: var(--dark);
  color: var(--paper);
}

.sec-dark .field { border-right-color: var(--paper-alt); }
.sec-dark .sec-no { color: var(--paper-alt); }
.sec-dark .guide { border-top-color: var(--rule-dark); }
.sec-dark .caption { color: var(--paper-alt); }
.sec-dark .term { color: var(--paper); }
.sec-dark .list li { border-bottom-color: var(--rule-dark); }
.sec-dark .list li::before { background: var(--paper-alt); }
.sec-dark a { color: var(--paper-alt); }
.sec-dark a:focus-visible { outline-color: var(--paper); }

.dark-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: 28px;
  row-gap: 0;
  margin-top: 44px;
}

.dark-figure { grid-column: 2 / 6; }
.dark-figure .caption { padding-top: 10px; }
.dark-text { grid-column: 7 / 13; }

/* ---------- Página de contenidos / contacto ---------- */

.mailto { word-break: break-word; }

/* ---------- Pie ---------- */

.site-foot {
  background: var(--paper-alt);
  border-top: 1px solid var(--amber);
  padding: 52px 0;
  margin-top: var(--rhythm);
}

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

.foot-name {
  grid-column: 1 / 4;
  border-left: 2px solid var(--amber);
  padding-left: 18px;
}

.foot-name b {
  display: block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.35rem;
}

.foot-note {
  display: block;
  font-size: 13px;
  color: var(--ink-2);
  margin-top: 6px;
  line-height: 1.6;
}

.foot-nav { grid-column: 4 / 10; }

.foot-nav ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 15px;
  gap: 4px 0;
}

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

.foot-nav a { color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--rule); }
.foot-nav a:hover { color: var(--amber); border-bottom-color: var(--amber); }

.foot-mail { grid-column: 10 / 13; text-align: right; margin: 0; font-size: 15px; }

/* ---------- Adaptación ---------- */

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

  body { font-size: 16px; line-height: 1.75; }

  .ruled,
  .dark-grid,
  .foot-grid { display: block; }

  .field {
    border-right: 0;
    border-left: 2px solid var(--amber);
    padding-right: 0;
    padding-left: 14px;
    text-align: left;
    margin-bottom: 22px;
  }

  .hero { padding-top: var(--rhythm); }
  .hero-title { margin-bottom: 26px; }
  .drop { font-size: 4.6rem; }

  .figure-row { padding-top: var(--rhythm); }
  .figure-row .field { margin-bottom: 0; margin-top: 12px; border-left: 0; padding-left: 0; }

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

  .foot-name { border-left: 2px solid var(--amber); padding-left: 14px; margin-bottom: 22px; }
  .foot-nav { margin-bottom: 18px; }
  .foot-mail { text-align: left; }

  .site-head nav ul { gap: 6px 18px; font-size: 14.5px; }
}

@media (max-width: 480px) {
  .page { padding: 0 18px; }
  .hero-title { font-size: 2.05rem; }
  .drop { font-size: 3.8rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}