/* Gupundi — folha de estilo comum */

:root {
  --bg: #efeff1;
  --bg-alt: #e1e1e5;
  --bg-dark: #251e2c;
  --ink: #1b1a1f;
  --muted: #6a6872;
  --plum: #5c3a6b;
  --ochre: #a07a2a;
  --line: #cdcdd4;
  --line-dark: #4a4152;
  --rhythm: 72px;
  --mono: ui-monospace, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*, *::before, *::after { 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(--plum);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover { text-decoration-thickness: 2px; }

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

/* ---------- grelha ---------- */

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: 24px;
}

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

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

.band--dark h2,
.band--dark h3 { color: var(--bg); border-bottom-color: var(--line-dark); }

.band--dark .caption { color: #b9b2c2; border-top-color: var(--ochre); }
.band--dark .mark { border-right-color: var(--ochre); }
.band--dark .initial { color: var(--ochre); }
.band--dark li::before { background: var(--ochre); }

/* campo esquerdo com a linha vertical */

.mark {
  grid-column: 1 / 4;
  border-right: 1px solid var(--plum);
  padding-right: 18px;
  text-align: right;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-end;
}

.initial {
  display: block;
  font-family: var(--mono);
  font-size: 58px;
  line-height: 1;
  color: var(--plum);
  font-weight: 400;
}

/* coluna de texto: 9 colunas do campo de escrita */

.body {
  grid-column: 4 / 13;
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  column-gap: 24px;
}

.body > h2 { grid-column: 1 / 9; }
.body > h3 { grid-column: 1 / 7; }
.body > .col-text { grid-column: 1 / 7; }
.body > .col-list,
.body > ul,
.body > ol { grid-column: 1 / 9; }

.body > * + * { margin-top: 26px; }
.body > h3 { margin-top: 38px; }
.body > h3 + .col-text { margin-top: 8px; }

/* ---------- tipografia ---------- */

h1, h2, h3 {
  font-family: var(--mono);
  text-transform: uppercase;
  font-weight: 400;
  margin: 0;
}

h1 {
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.2;
  letter-spacing: 0.06em;
}

h2 {
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.45;
  letter-spacing: 0.12em;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

h3 {
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: 0.14em;
  color: var(--plum);
  margin-top: 36px;
  margin-bottom: 8px;
}

p { margin: 18px 0 0; max-width: 72ch; }
p:first-child { margin-top: 0; }

.lead { font-size: 18px; }

.caption {
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  border-top: 1px solid var(--ochre);
  padding-top: 8px;
  margin: 0;
  max-width: none;
}

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

ul, ol { margin: 22px 0 0; padding: 0; list-style: none; }

li { position: relative; padding-left: 26px; margin-top: 10px; }

li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.86em;
  width: 14px;
  height: 1px;
  background: var(--plum);
}

ol { counter-reset: passo; }

ol li::before {
  content: counter(passo) ".";
  counter-increment: passo;
  background: none;
  width: auto;
  height: auto;
  top: 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ochre);
  letter-spacing: 0.04em;
}

/* ---------- cabeçalho ---------- */

.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  padding-block: 22px;
}

.site-header .grid { align-items: baseline; row-gap: 12px; }

.site-title {
  grid-column: 1 / 4;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
}

.site-title:hover { color: var(--plum); }

.site-nav { grid-column: 4 / 13; }

.site-nav ul {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}

.site-nav li { padding-left: 0; margin: 0; }
.site-nav li::before { display: none; }

.site-nav a,
.site-footer nav a {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--muted);
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}

.site-nav a:hover,
.site-footer nav a:hover { color: var(--plum); border-bottom-color: var(--plum); }

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

/* ---------- entrada ---------- */

.hero { padding-top: calc(var(--rhythm) - 8px); }

.hero .mark { grid-row: 1 / span 3; }

.hero .initial { font-size: clamp(64px, 8vw, 96px); }

.hero .mark .caption { margin-bottom: 4px; text-align: right; }

.hero h1 { grid-column: 4 / 12; }

.hero-intro {
  grid-column: 4 / 10;
  margin-top: 36px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-block: 18px;
}

.hero-intro p + p {
  border-top: 1px solid var(--line);
  margin-top: 18px;
  padding-top: 18px;
}

.figure-main {
  grid-column: 6 / 13;
  margin: 0;
  margin-top: 56px;
}

/* ---------- secção escura com imagem de pormenor ---------- */

.detail-figure {
  grid-column: 4 / 8;
  margin: 0;
}

.detail-figure .caption { margin-top: 12px; }

.detail-text { grid-column: 8 / 13; }

.band--dark .mark { grid-row: 1 / span 2; }

/* ---------- contacto ---------- */

.contact-line {
  font-family: var(--mono);
  letter-spacing: 0.06em;
  font-size: 15px;
}

/* ---------- rodapé ---------- */

.site-footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--line);
  padding-block: 44px;
  margin-top: var(--rhythm);
}

.site-footer .grid { row-gap: 20px; }

.footer-id {
  grid-column: 1 / 7;
  border-left: 1px solid var(--plum);
  padding-left: 18px;
}

.footer-name {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 14px;
  margin: 0;
}

.footer-note {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
  margin-top: 10px;
  max-width: 46ch;
}

.site-footer nav { grid-column: 7 / 11; }

.site-footer nav ul {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 0;
}

.site-footer nav li { padding-left: 0; margin: 0; display: flex; align-items: center; }
.site-footer nav li::before { display: none; }

.site-footer nav li + li::after { content: ""; }

.site-footer nav li:not(:last-child) a { margin-right: 14px; }

.site-footer nav li:not(:last-child)::after {
  content: "/";
  color: var(--ochre);
  font-family: var(--mono);
  font-size: 12px;
  margin-right: 14px;
}

.footer-contact { grid-column: 11 / 13; }

.footer-contact p { margin: 0; font-size: 14px; }

.footer-contact .caption { border-top: none; padding-top: 0; margin-bottom: 6px; }

/* ---------- ecrãs estreitos ---------- */

@media (max-width: 960px) {
  .hero h1, .hero-intro { grid-column: 4 / 13; }
  .figure-main { grid-column: 4 / 13; margin-top: 40px; }
  .detail-figure { grid-column: 4 / 9; }
  .detail-text { grid-column: 9 / 13; }
  .footer-id { grid-column: 1 / 8; }
  .site-footer nav { grid-column: 8 / 13; }
  .footer-contact { grid-column: 1 / 13; padding-left: 19px; margin-top: 8px; }
}

@media (max-width: 720px) {
  :root { --rhythm: 44px; }

  body { font-size: 16px; }

  .wrap { padding: 0 20px; }

  .grid { grid-template-columns: 1fr; column-gap: 0; }

  .grid > * { grid-column: 1 / -1 !important; grid-row: auto !important; }

  .body { grid-template-columns: 1fr; column-gap: 0; }

  .body > * { grid-column: 1 / -1 !important; }

  .mark {
    border-right: none;
    border-left: 2px solid var(--plum);
    padding-right: 0;
    padding-left: 14px;
    text-align: left;
    align-items: flex-start;
    margin-bottom: 22px;
  }

  .band--dark .mark { border-left-color: var(--ochre); }

  .hero .mark .caption { text-align: left; margin-top: 16px; margin-bottom: 0; }

  .initial,
  .hero .initial { font-size: 44px; }

  .figure-main { margin-top: 28px; }

  .hero-intro { margin-top: 24px; }

  .site-header .site-title { margin-bottom: 10px; display: inline-block; }

  .site-nav ul { gap: 8px 18px; }

  .detail-text { margin-top: 28px; }

  .footer-contact { padding-left: 19px; }

  .site-footer nav { margin-top: 4px; }
}

/* páginas de texto: as secções abrem com inicial, sem sublinhado no título */

.page-about .body > h2 {
  border-bottom: none;
  padding-bottom: 0;
  color: var(--ink);
}