/* ==========================================================================
   Blog Oli Studio
   Mesma paleta e escalas do site principal (_ds/.../tokens).
   ========================================================================== */

:root {
  --grad-brand: linear-gradient(135deg, #2E68AA 0%, #24548C 45%, #1C4270 100%);
  --grad-ink: linear-gradient(160deg, #1B2433 0%, #141B26 55%, #0E141D 100%);
  --page-max: 1120px;
  --prosa-max: 68ch;
  --header-h: 72px;
  --lift: 0 18px 40px -22px rgba(20, 27, 38, .32);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 20px); }

body {
  margin: 0;
  background: var(--surface-page);
  color: var(--text-body);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--text-accent); }

:focus-visible { outline: 2px solid var(--azul-oli-claro); outline-offset: 3px; border-radius: 4px; }

.skip-link { position: absolute; left: -9999px; top: 0; z-index: 200; background: var(--tinta); color: #fff; padding: 12px 20px; }
.skip-link:focus { left: 8px; top: 8px; }

.wrap { max-width: var(--page-max); margin: 0 auto; padding-inline: var(--gutter); }
.wrap--prosa { max-width: 780px; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* --------------------------------------------------------------- Cabeçalho */

.topo {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--grad-ink);
  color: #fff;
}

.topo__inner {
  position: relative;
  max-width: var(--page-max);
  margin: 0 auto;
  min-height: var(--header-h);
  padding: 12px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.marca { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; flex: none; }
.marca img { width: 24px; height: 24px; }
.marca__nome { font-family: var(--font-serif); font-size: 24px; line-height: 1; }
.marca__ponto { color: #7FA8D9; }
.marca__selo {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  color: rgba(255, 255, 255, .6);
  border-left: 1px solid rgba(255, 255, 255, .25);
  padding-left: 10px;
  margin-left: 2px;
}

.menu { display: flex; align-items: center; gap: 26px; }
.menu a { font-size: 15px; font-weight: 500; text-decoration: none; color: rgba(255, 255, 255, .82); }
.menu a:hover, .menu a[aria-current="page"] { color: #fff; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--dur-base) var(--ease-standard), background-color var(--dur-fast) var(--ease-standard);
}
.btn:hover { transform: translateY(-2px); }
.btn--brand { background: var(--grad-brand); color: #fff; }
.btn--brand:hover { color: #fff; }
.btn--linha { color: var(--tinta); border-color: rgba(20, 27, 38, .28); }
.btn--linha:hover { background: var(--tinta); color: #fff; }
.btn--grande { font-size: 17px; padding: 16px 30px; }

.menu-btn {
  display: none;
  width: 44px; height: 44px; flex: none; padding: 0;
  align-items: center; justify-content: center;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 999px; color: #fff; cursor: pointer;
}
.menu-btn svg { width: 22px; height: 22px; }

/* ------------------------------------------------------------------ Capa */

.capa { background: var(--grad-ink); color: #fff; padding-block: clamp(48px, 7vw, 84px); }
.capa h1 {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.12;
  letter-spacing: var(--track-display);
  max-width: 20ch;
}
.capa p { margin: 18px 0 0; max-width: 60ch; color: rgba(255, 255, 255, .76); font-size: clamp(16px, 1.5vw, 19px); }

.etiqueta {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  font-weight: 500;
  color: var(--text-accent);
}
.etiqueta--claro { color: rgba(255, 255, 255, .7); }

/* ---------------------------------------------------------------- Seções */

.secao { padding-block: clamp(48px, 7vw, 80px); }
.secao--papel { background: var(--surface-card); border-block: 1px solid var(--border-hairline); }

.secao__topo { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 32px; }
.secao__topo h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(26px, 3.4vw, 36px);
  line-height: 1.2;
  color: var(--text-accent);
}
.secao__topo a { font-size: 15px; font-weight: 500; text-decoration: none; }

/* ----------------------------------------------------------------- Cards */

.grade { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grade--dupla { grid-template-columns: repeat(2, 1fr); }

.card {
  display: flex;
  flex-direction: column;
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: 18px;
  overflow: hidden;
  transition: transform var(--dur-base) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--lift); }

.card__img { aspect-ratio: 16 / 9; background: var(--surface-warm); overflow: hidden; }
.card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease-standard); }
.card:hover .card__img img { transform: scale(1.04); }

.card__corpo { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }

.card__meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: var(--track-label); text-transform: uppercase;
  color: var(--text-label);
}
.card__meta .ponto { opacity: .5; }

.card h3 { margin: 0; font-family: var(--font-serif); font-weight: 400; font-size: 22px; line-height: 1.3; }
.card h3 a { color: var(--tinta); text-decoration: none; }
.card h3 a:hover { color: var(--azul-oli); }
.card p { margin: 0; font-size: 15.5px; line-height: 1.6; color: var(--text-muted); }
.card__leia { margin-top: auto; padding-top: 8px; font-size: 14.5px; font-weight: 500; text-decoration: none; }

/* Post em destaque */
.destaque {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 0;
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: 20px;
  overflow: hidden;
}
.destaque__img { aspect-ratio: 16 / 10; background: var(--surface-warm); }
.destaque__img img { width: 100%; height: 100%; object-fit: cover; }
.destaque__corpo { padding: clamp(24px, 3vw, 40px); display: flex; flex-direction: column; gap: 14px; justify-content: center; }
.destaque__corpo h2 { margin: 0; font-family: var(--font-serif); font-weight: 400; font-size: clamp(24px, 2.8vw, 32px); line-height: 1.24; }
.destaque__corpo h2 a { color: var(--tinta); text-decoration: none; }
.destaque__corpo h2 a:hover { color: var(--azul-oli); }
.destaque__corpo p { margin: 0; color: var(--text-muted); }

/* ----------------------------------------------------------------- Busca */

.busca { display: flex; gap: 12px; flex-wrap: wrap; }
.busca input {
  flex: 1;
  min-width: 220px;
  font-family: var(--font-sans);
  font-size: 17px;
  padding: 15px 18px;
  border: 1px solid var(--border-hairline);
  border-radius: 999px;
  background: var(--surface-card);
  color: var(--tinta);
}
.busca input:focus { outline: none; border-color: var(--azul-oli-claro); box-shadow: 0 0 0 4px rgba(46, 104, 170, .15); }

.filtros { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.filtro {
  font-family: var(--font-sans); font-size: 14px; font-weight: 500;
  padding: 8px 16px; border-radius: 999px;
  border: 1px solid var(--border-hairline);
  background: var(--surface-card); color: var(--text-muted); cursor: pointer;
  transition: background var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard);
}
.filtro:hover { border-color: var(--border-strong); }
.filtro[aria-pressed="true"] { background: var(--azul-oli); border-color: var(--azul-oli); color: #fff; }

.resultado-info { margin: 26px 0 0; font-size: 15px; color: var(--text-muted); }
.vazio { margin: 32px 0; padding: 28px; border: 1px dashed var(--border-strong); border-radius: 16px; text-align: center; color: var(--text-muted); }

/* ------------------------------------------------------------- Post ----- */

.migalhas { font-size: 14px; color: var(--text-muted); margin-bottom: 18px; }
.migalhas ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.migalhas a { text-decoration: none; }
.migalhas li + li::before { content: "/"; margin-right: 8px; opacity: .5; }

.artigo__cabeca { padding-block: clamp(32px, 5vw, 56px) 0; }
.artigo__cabeca h1 {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(30px, 4.4vw, 46px);
  line-height: 1.14;
  letter-spacing: var(--track-display);
  color: var(--text-accent);
}
.artigo__resumo { margin: 18px 0 0; font-size: clamp(17px, 1.6vw, 19px); line-height: 1.65; color: var(--text-muted); }

.artigo__meta {
  margin-top: 22px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 12px;
  letter-spacing: var(--track-label); text-transform: uppercase; color: var(--text-label);
}

.artigo__capa { margin: clamp(26px, 4vw, 40px) 0 0; }
.artigo__capa img { width: 100%; height: auto; border-radius: 16px; }
.artigo__capa figcaption { margin-top: 10px; font-size: 13px; color: var(--text-label); }

/* Corpo do texto */
.prosa { max-width: var(--prosa-max); margin-inline: auto; padding-block: clamp(28px, 4vw, 44px); }
.prosa > * + * { margin-top: 1.15em; }
.prosa h2 {
  margin-top: 1.9em;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(24px, 2.8vw, 31px);
  line-height: 1.25;
  color: var(--text-accent);
  scroll-margin-top: calc(var(--header-h) + 20px);
}
.prosa h3 { margin-top: 1.6em; font-family: var(--font-serif); font-weight: 400; font-size: clamp(20px, 2.2vw, 24px); line-height: 1.3; }
.prosa p { margin-bottom: 0; }
.prosa ul, .prosa ol { padding-left: 1.3em; }
.prosa li + li { margin-top: .5em; }
.prosa strong { font-weight: 700; }

.prosa blockquote {
  margin: 1.6em 0;
  padding: 20px 26px;
  border-left: 3px solid var(--azul-oli);
  background: var(--surface-muted);
  border-radius: 0 14px 14px 0;
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.5;
}
.prosa blockquote p { margin: 0; }

.prosa table { width: 100%; border-collapse: collapse; font-size: 15.5px; }
.tabela-rolavel { overflow-x: auto; margin-block: 1.6em; }
.prosa th, .prosa td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--border-hairline); }
.prosa th { font-family: var(--font-mono); font-size: 12px; letter-spacing: var(--track-label); text-transform: uppercase; color: var(--text-label); }

/* Índice do post */
.indice {
  margin: 1.8em 0;
  padding: 22px 26px;
  border: 1px solid var(--border-hairline);
  border-radius: 16px;
  background: var(--surface-card);
}
.indice p { margin: 0 0 10px; font-family: var(--font-mono); font-size: 11px; letter-spacing: var(--track-label); text-transform: uppercase; color: var(--text-label); }
.indice ol { margin: 0; padding-left: 1.2em; }
.indice a { text-decoration: none; }
.indice a:hover { text-decoration: underline; }

/* Chamada para o site principal */
.chamada {
  margin-top: clamp(40px, 6vw, 64px);
  padding: clamp(30px, 4vw, 48px);
  border-radius: 22px;
  background: var(--grad-brand);
  color: #fff;
  display: grid;
  gap: 18px;
  justify-items: start;
}
.chamada h2 { margin: 0; font-family: var(--font-serif); font-weight: 400; font-size: clamp(24px, 3vw, 32px); line-height: 1.24; max-width: 22ch; color: #fff; }
.chamada p { margin: 0; color: rgba(255, 255, 255, .84); max-width: 56ch; }
.chamada .btn { background: #fff; color: var(--tinta); }
.chamada .btn:hover { background: var(--azul-nevoa); color: var(--tinta); }
.chamada__acoes { display: flex; flex-wrap: wrap; gap: 12px; }
.chamada .btn--vazado { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .5); }
.chamada .btn--vazado:hover { background: rgba(255, 255, 255, .12); color: #fff; }

/* ---------------------------------------------------------------- Rodapé */

.rodape { background: var(--grad-ink); color: #fff; padding-block: clamp(40px, 6vw, 64px) 28px; }
.rodape__grade { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; }
.rodape h2 { margin: 0 0 12px; font-family: var(--font-serif); font-weight: 400; font-size: 20px; }
.rodape p { margin: 0; color: rgba(255, 255, 255, .7); font-size: 15px; max-width: 40ch; }
.rodape ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.rodape a { color: rgba(255, 255, 255, .75); text-decoration: none; font-size: 15px; }
.rodape a:hover { color: #fff; }
.rodape__barra {
  margin-top: 32px; padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .16);
  display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between;
  font-size: 14px; color: rgba(255, 255, 255, .6);
}

/* ------------------------------------------------------------ Responsivo */

@media (max-width: 940px) {
  .grade { grid-template-columns: repeat(2, 1fr); }
  .destaque { grid-template-columns: 1fr; }
  .destaque__img { aspect-ratio: 16 / 9; }
  .rodape__grade { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .menu {
    position: fixed;
    inset: 0;
    z-index: 65;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    padding: calc(var(--header-h) + 20px) clamp(24px, 8vw, 40px) 40px;
    background: var(--grad-ink);
    overflow-y: auto;
    transform: translateX(-100%);
    transition: transform 380ms var(--ease-standard);
  }
  .menu.aberto { transform: translateX(0); }
  .menu a { padding: 16px 0; font-size: 20px; border-bottom: 1px solid rgba(255, 255, 255, .1); }
  .menu .btn { margin-top: 26px; }
  .menu-btn { display: flex; position: relative; z-index: 70; }
  body.menu-aberto { overflow: hidden; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .grade, .grade--dupla { grid-template-columns: 1fr; }
  .rodape__grade { grid-template-columns: 1fr; }
  .btn { width: 100%; }
  .menu .btn, .card__leia { width: auto; }
  .chamada .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}