/* Ciberbase
   Broadsheet / civic-poster aesthetic.
   Mobile-first. Zero JS. Self-hosted nothing, system serif stack only. */

:root {
  /* Cream paper, warm Lisbon terracotta accent, deep ink for body. */
  --paper: #f5efe3;
  --paper-deep: #ece4d3;
  --ink: #1a1714;
  --ink-soft: #4a423b;
  --ink-faint: #8a7f72;
  --rule: #1a1714;
  --signal: #b7401f;      /* rusty terracotta */
  --signal-deep: #8a2e12;
  --highlight: #e9dcc1;

  /* System serif stack, no external fonts. */
  --serif: "Hoefler Text", "Charter", "Iowan Old Style", "Apple Garamond", Georgia, "Times New Roman", serif;
  --sans:  ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", "Segoe UI", sans-serif;
  --mono:  ui-monospace, "SF Mono", "Menlo", "Consolas", monospace;

  --measure: 38rem;       /* readable column for body */
  --gutter: clamp(1.1rem, 4.5vw, 2.2rem);
  --frame:  48rem;        /* outer container width, tighter than the old 64rem for better desktop balance */
}

* { box-sizing: border-box; }

html {
  background: var(--paper);
  /* Paper grain via tiny SVG noise, inlined, no extra request. */
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.12  0 0 0 0 0.10  0 0 0 0 0.08  0 0 0 0.06 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 160px 160px;
  scroll-behavior: smooth;
  scroll-padding-top: 1rem;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.0625rem;     /* 17px base, comfortable on phones */
  line-height: 1.55;
  font-feature-settings: "kern" 1, "liga" 1, "onum" 1;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

@media (min-width: 48rem) {
  body { font-size: 1.125rem; }
}

::selection { background: var(--signal); color: var(--paper); }

a {
  color: var(--ink);
  text-decoration-line: underline;
  text-decoration-thickness: 0.06em;
  text-underline-offset: 0.18em;
}
a:hover { color: var(--signal-deep); }
a:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---- Skip link ---- */
.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.5rem 0.9rem;
  font-family: var(--sans);
  font-size: 0.875rem;
  text-decoration: none;
}
.skip:focus { left: 0.5rem; top: 0.5rem; z-index: 10; }

/* =========================================================
   MASTHEAD
   ========================================================= */

.masthead {
  padding: 1.5rem var(--gutter) 0.5rem;
  max-width: var(--frame);
  margin: 0 auto;
}

.masthead__rule {
  height: 6px;
  background: var(--ink);
  margin-bottom: 0.6rem;
}
.masthead__rule--thin {
  height: 1px;
  background: var(--ink);
  margin: 1.2rem 0 0;
}

.masthead__edition {
  margin: 0 0 1.2rem;
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.masthead__title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-style: normal;
  /* Big, present, but never bigger than the viewport. */
  font-size: clamp(3.6rem, 12vw, 7rem);
  line-height: 0.95;
  letter-spacing: -0.025em;
  color: var(--ink);
}

.masthead__tagline {
  margin: 0.6rem 0 0;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.1rem, 4vw, 1.5rem);
  line-height: 1.25;
  color: var(--signal-deep);
  max-width: 36rem;
}

.masthead__byline {
  margin: 0.9rem 0 0;
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  max-width: 36rem;
}

/* =========================================================
   ACTUALIDADE (current notice, sits above the TOC)
   ========================================================= */

.actualidade {
  max-width: var(--frame);
  margin: 1.4rem auto 0;
  padding: 1.3rem var(--gutter) 1.4rem;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  background:
    linear-gradient(to right, var(--highlight) 0%, transparent 70%);
}

.actualidade__tag {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 0.6rem;
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.actualidade__label {
  background: var(--signal);
  color: var(--paper);
  padding: 0.2rem 0.55rem 0.22rem;
  letter-spacing: 0.18em;
}

.actualidade__date {
  color: var(--ink-soft);
  letter-spacing: 0.18em;
}

.actualidade__title {
  margin: 0 0 0.7rem;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.25rem, 4.6vw, 1.7rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--ink);
  max-width: var(--measure);
}

.actualidade__body {
  max-width: var(--measure);
}

.actualidade__body p {
  margin: 0 0 0.8rem;
  font-size: 0.98em;
  line-height: 1.5;
}

.actualidade__body strong {
  font-weight: 700;
}

.actualidade__cta-label {
  margin: 1rem 0 0.3rem;
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.actualidade__cta {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: var(--measure);
  border-top: 1px solid var(--ink-faint);
}

.actualidade__cta li {
  padding: 0.55rem 0 0.55rem 1.4rem;
  border-bottom: 1px solid var(--ink-faint);
  position: relative;
  line-height: 1.45;
  font-size: 0.96em;
}

.actualidade__cta li::before {
  content: "";
  position: absolute;
  left: 0.1rem;
  top: 1em;
  width: 0.75rem;
  height: 2px;
  background: var(--signal);
}

/* =========================================================
   TABLE OF CONTENTS
   ========================================================= */

.toc {
  max-width: var(--frame);
  margin: 1.4rem auto 0;
  padding: 1.3rem var(--gutter) 1.6rem;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.toc__label {
  margin: 0 0 0.9rem;
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.05rem;
}

@media (min-width: 40rem) {
  .toc__list { grid-template-columns: 1fr 1fr; column-gap: 2rem; }
}

.toc__list li {
  border-top: 1px solid var(--ink-faint);
}
.toc__list li:first-child { border-top: 0; }

@media (min-width: 40rem) {
  .toc__list li:nth-child(2) { border-top: 0; }
}

.toc__list a {
  display: grid;
  grid-template-columns: 2.6rem 1fr;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.55rem 0;
  text-decoration: none;
  color: var(--ink);
}
.toc__list a:hover .toc__text { color: var(--signal-deep); }
.toc__list a:hover { background: var(--highlight); }

.toc__num {
  font-family: var(--sans);
  font-feature-settings: "tnum" 1;
  font-size: 0.78rem;
  color: var(--signal);
  letter-spacing: 0.06em;
}
.toc__text {
  font-family: var(--serif);
  font-size: 1.02rem;
  line-height: 1.25;
  text-decoration-line: underline;
  text-decoration-thickness: 0.045em;
  text-underline-offset: 0.2em;
  text-decoration-color: var(--ink-faint);
}

/* =========================================================
   SECTIONS
   ========================================================= */

main {
  max-width: var(--frame);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section {
  padding: 2.4rem 0 2.2rem;
  border-bottom: 1px solid var(--ink);
  position: relative;
  scroll-margin-top: 1rem;
}
.section:last-of-type { border-bottom: 0; }

/* Anchor flash so a deep-linked section reads as "this one". */
.section:target {
  background:
    linear-gradient(to right, var(--highlight), transparent 60%);
}
.section:target .section__num {
  color: var(--signal);
}

.section__head {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 0.9rem;
  row-gap: 0.2rem;
  align-items: end;
  margin-bottom: 1.1rem;
}

.section__num {
  grid-row: 1 / span 2;
  font-family: var(--serif);
  font-weight: 700;
  font-feature-settings: "lnum" 1;
  font-size: clamp(2.8rem, 11vw, 4.6rem);
  line-height: 0.85;
  color: var(--ink);
  /* Hairline outline feel: a thin accent rule under the number. */
  border-bottom: 2px solid var(--signal);
  padding-bottom: 0.1rem;
  align-self: end;
}

.section__title {
  grid-column: 2;
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.5rem, 5.6vw, 2.25rem);
  line-height: 1.12;
  letter-spacing: -0.012em;
  color: var(--ink);
  align-self: end;
}

.section__anchor {
  grid-column: 2;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-faint);
  text-decoration: none;
  letter-spacing: 0.04em;
  margin-top: 0.15rem;
}
.section__anchor:hover { color: var(--signal-deep); }

.section__body {
  max-width: var(--measure);
}

.lede {
  margin: 0 0 1rem;
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.18em;
  line-height: 1.4;
  color: var(--ink);
}

.section__body p {
  margin: 0 0 1rem;
}

.section__body p em {
  color: var(--ink-faint);
  font-style: italic;
}

.section__body strong {
  font-weight: 700;
  background: linear-gradient(transparent 62%, var(--highlight) 62%);
  padding: 0 0.05em;
}

.section__subtitle {
  margin: 1.6rem 0 0.6rem;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.15rem, 3.6vw, 1.35rem);
  line-height: 1.2;
  color: var(--ink);
  letter-spacing: -0.005em;
}

.section__subsubtitle {
  margin: 1.1rem 0 0.45rem;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.section__body code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--paper-deep);
  padding: 0.05em 0.32em;
  border-radius: 2px;
  color: var(--ink);
}

.ordered {
  margin: 0.4rem 0 1rem;
  padding-left: 1.4rem;
}
.ordered li {
  padding: 0.25rem 0;
  line-height: 1.5;
}
.ordered li::marker {
  color: var(--signal);
  font-family: var(--sans);
  font-feature-settings: "tnum" 1;
  font-weight: 600;
}

/* Bullets as old-style hanging indents with terracotta marks. */
.bullets {
  list-style: none;
  margin: 0.4rem 0 0;
  padding: 0;
  border-top: 1px solid var(--ink-faint);
}
.bullets li {
  padding: 0.65rem 0 0.65rem 1.6rem;
  border-bottom: 1px solid var(--ink-faint);
  position: relative;
  line-height: 1.45;
}
.bullets li::before {
  content: "";
  position: absolute;
  left: 0.1rem;
  top: 1.05em;
  width: 0.9rem;
  height: 2px;
  background: var(--signal);
}

/* =========================================================
   COLOPHON
   ========================================================= */

.colophon {
  max-width: var(--frame);
  margin: 0 auto;
  padding: 2rem var(--gutter) 3rem;
}

.colophon__rule {
  height: 4px;
  background: var(--ink);
  margin-bottom: 1rem;
}

.colophon__line {
  margin: 0 0 0.35rem;
  font-family: var(--serif);
  font-size: 1rem;
  color: var(--ink);
}
.colophon__line span { color: var(--signal-deep); }

.colophon__line--small {
  font-family: var(--sans);
  font-size: 0.78rem;
  color: var(--ink-soft);
  line-height: 1.5;
  max-width: 36rem;
}

/* =========================================================
   Print, reduced motion, dark scheme
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

@media print {
  html { background: #fff; }
  .toc, .skip { display: none; }
  .section { break-inside: avoid; border-bottom: 1px solid #000; }
  a { color: #000; }
}