/* Platrepoko — hoja de estilo común */

:root {
  --bg: #eeece6;
  --bg-alt: #dedbd2;
  --bg-dark: #1b2430;
  --ink: #1a1a18;
  --ink-soft: #6d6a62;
  --ink-light: #eeece6;
  --accent: #2a4f78;
  --ochre: #9a6a1c;
  --stitch: 2px dashed var(--accent);
  --stitch-soft: 1px dashed #b9b4a7;
  --gap: 28px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 18px;
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, nav, .kicker, .num, .caption, .meta {
  font-family: system-ui, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

h1 {
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 0.98;
  font-size: clamp(2.3rem, 6.2vw, 4.1rem);
  margin: 0 0 0.4em;
}

h2 {
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.06;
  font-size: clamp(1.5rem, 3.2vw, 2.15rem);
  margin: 0 0 0.6em;
}

h3 {
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 1.12rem;
  line-height: 1.3;
  margin: 2em 0 0.5em;
}

p { margin: 0 0 1.15em; }
p:last-child { margin-bottom: 0; }

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px dashed var(--accent);
  padding-bottom: 1px;
}
a:hover { border-bottom-style: solid; }

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

/* ---------- estructura ---------- */

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

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

.kicker {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ochre);
  font-weight: 700;
  margin: 0 0 1.4em;
}

.num {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--ochre);
  font-weight: 700;
  display: block;
  margin-bottom: 0.9em;
}

.caption {
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--ink-soft);
  margin: 10px 0 0;
}

.lead { font-size: 1.05rem; }

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

.site-head {
  border-bottom: var(--stitch-soft);
}

.site-head .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 26px;
  padding-top: 20px;
  padding-bottom: 20px;
}

.brand {
  font-family: system-ui, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 1.22rem;
  color: var(--ink);
  border: 0;
}
.brand:hover { color: var(--accent); }

.brand-note {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--ochre);
  margin-top: 3px;
}

.site-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 0;
  padding: 0;
}

.site-nav a {
  font-size: 0.8rem;
  letter-spacing: 0.07em;
  font-weight: 600;
  color: var(--ink);
  border-bottom: 1px dashed transparent;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ---------- hero ---------- */

.hero {
  padding: 24px 0 0;
}

.hero-frame {
  border: var(--stitch);
  padding: 46px 30px 40px;
}

.hero-top {
  align-items: start;
  row-gap: 26px;
}

.hero-title { grid-column: 1 / span 8; }

.hero-intro {
  grid-column: 9 / span 4;
  border-left: var(--stitch-soft);
  padding-left: 26px;
  color: var(--ink);
}

.hero-figure {
  grid-column: 7 / span 6;
  margin: 46px 0 0;
  padding: 12px;
  border: var(--stitch);
}

.hero-figure img,
figure img {
  display: block;
  width: 100%;
  height: auto;
}

.hero-figure .caption { padding: 0 2px; }

.hero-aside {
  grid-column: 1 / span 5;
  align-self: end;
  margin-top: 46px;
  padding-right: 26px;
  border-right: var(--stitch-soft);
}

.hero-aside p { font-size: 0.95rem; color: var(--ink-soft); }

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

main section { padding: 80px 0; }

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

.rule-double {
  border-top: 1px solid #c3bfb2;
  padding-top: 5px;
}
.rule-double::after {
  content: "";
  display: block;
  border-top: var(--stitch-soft);
}

.col-left {
  grid-column: 1 / span 7;
  border-right: var(--stitch-soft);
  padding-right: 34px;
}

.col-right {
  grid-column: 6 / span 7;
  border-left: var(--stitch-soft);
  padding-left: 34px;
}

.col-narrow-right {
  grid-column: 8 / span 5;
  border-left: var(--stitch-soft);
  padding-left: 30px;
}

.col-narrow-left {
  grid-column: 1 / span 5;
  border-right: var(--stitch-soft);
  padding-right: 30px;
}

.sep {
  border: 0;
  border-top: var(--stitch-soft);
  margin: 34px 0;
  max-width: 100%;
}

/* listas */

ul.check, ol.steps {
  padding-left: 0;
  margin: 0 0 1.2em;
  list-style: none;
}

ul.check li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 0.65em;
}
ul.check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 13px;
  border-top: 2px dashed var(--accent);
}

ol.steps { counter-reset: st; }
ol.steps li {
  position: relative;
  padding-left: 42px;
  margin-bottom: 0.9em;
  counter-increment: st;
}
ol.steps li::before {
  content: counter(st, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.18em;
  font-family: system-ui, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ochre);
}

dl.gloss { margin: 0; }
dl.gloss dt {
  font-family: system-ui, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-weight: 700;
  font-size: 0.98rem;
  margin-top: 1.2em;
}
dl.gloss dd {
  margin: 0.25em 0 0;
  color: var(--ink);
}

/* ---------- sección oscura ---------- */

.band-dark {
  background: var(--bg-dark);
  color: var(--ink-light);
}
.band-dark h2 { color: var(--ink-light); }
.band-dark .caption { color: #a8a79f; }
.band-dark .num, .band-dark .kicker { color: #c39a4e; }
.band-dark a { color: #a8c2de; border-bottom-color: #a8c2de; }
.band-dark ul.check li::before { border-top-color: #c39a4e; }
.band-dark .col-left,
.band-dark .col-right,
.band-dark .col-narrow-right,
.band-dark .col-narrow-left { border-color: #3c4654; }
.band-dark .sep { border-top-color: #3c4654; }

.dark-figure {
  grid-column: 2 / span 4;
  margin: 0;
  padding: 10px;
  border: 2px dashed #3c4654;
}

.dark-text {
  grid-column: 7 / span 6;
  align-self: center;
}

/* ---------- about ---------- */

.about-block { margin-bottom: 64px; }
.about-block:last-child { margin-bottom: 0; }

.ab-wide {
  grid-column: 1 / span 8;
  border-bottom: var(--stitch-soft);
  border-left: var(--stitch-soft);
  padding: 0 0 26px 30px;
}
.ab-mid {
  grid-column: 6 / span 6;
  border-top: var(--stitch-soft);
  border-right: var(--stitch-soft);
  padding: 26px 30px 0 0;
  text-align: left;
}
.ab-last {
  grid-column: 3 / span 7;
  border-left: var(--stitch-soft);
  border-right: var(--stitch-soft);
  padding: 0 30px;
}

/* ---------- páginas de texto ---------- */

.page-head { padding: 56px 0 10px; }
.page-head .inner {
  grid-column: 1 / span 9;
  border-bottom: var(--stitch);
  padding-bottom: 28px;
}
.page-body { padding: 48px 0 80px; }
.page-body .inner {
  grid-column: 1 / span 8;
}
.page-body .inner.shift {
  grid-column: 4 / span 9;
  border-left: var(--stitch-soft);
  padding-left: 34px;
}

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

.site-foot {
  background: var(--bg-alt);
  border-top: 1px solid #c3bfb2;
  padding: 5px 0 0;
}
.site-foot .rule-under {
  border-top: var(--stitch-soft);
}
.foot-inner {
  padding: 40px 20px 46px;
  max-width: 1180px;
  margin: 0 auto;
}
.foot-box {
  border: var(--stitch-soft);
  padding: 30px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
  row-gap: 28px;
}
.foot-left { grid-column: 1 / span 6; }
.foot-right { grid-column: 8 / span 5; }

.foot-name {
  font-family: system-ui, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.5em;
}
.foot-left p { font-size: 0.92rem; color: var(--ink-soft); }

.foot-right ul {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}
.foot-right li { margin-bottom: 6px; }
.foot-right a {
  font-family: system-ui, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 0.86rem;
}
.foot-mail {
  font-size: 0.92rem;
  margin: 0;
}
.foot-note {
  grid-column: 1 / span 12;
  border-top: var(--stitch-soft);
  padding-top: 18px;
  font-size: 0.78rem;
  color: var(--ink-soft);
  font-family: system-ui, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  body { font-size: 17px; }
  main section { padding: 48px 0; }
  .hero-frame { padding: 30px 20px 30px; }

  .hero-title,
  .hero-intro,
  .hero-figure,
  .hero-aside,
  .col-left,
  .col-right,
  .col-narrow-left,
  .col-narrow-right,
  .dark-figure,
  .dark-text,
  .ab-wide,
  .ab-mid,
  .ab-last,
  .page-head .inner,
  .page-body .inner,
  .page-body .inner.shift,
  .foot-left,
  .foot-right {
    grid-column: 1 / -1;
  }

  .hero-intro {
    border-left: 0;
    border-top: var(--stitch-soft);
    padding-left: 0;
    padding-top: 22px;
  }
  .hero-aside {
    border-right: 0;
    padding-right: 0;
    margin-top: 30px;
    border-top: var(--stitch-soft);
    padding-top: 22px;
  }
  .hero-figure { margin-top: 30px; }

  .col-left, .col-narrow-left {
    border-right: 0;
    padding-right: 0;
  }
  .col-right, .col-narrow-right, .page-body .inner.shift {
    border-left: 0;
    padding-left: 0;
  }
  .col-right, .col-narrow-right { margin-top: 30px; }

  .dark-figure { max-width: 420px; margin-bottom: 30px; }

  .about-block { margin-bottom: 44px; }
  .ab-wide { padding-left: 20px; }
  .ab-mid { padding-right: 20px; }
  .ab-last { padding: 0 20px; }

  .foot-box { padding: 22px; row-gap: 22px; }
  .foot-inner { padding: 30px 20px 36px; }
}

@media (max-width: 560px) {
  .site-head .wrap { display: block; }
  .site-nav { margin-top: 14px; }
  .site-nav ul { gap: 8px 16px; }
  .hero-frame { padding: 24px 16px; }
  .wrap { padding: 0 16px; }
}