/* ==========================================================
   Estudos do Diego — tema "mosaico do Mediterrâneo"
   ========================================================== */

:root {
  --egeu: #13315c;        /* azul profundo do mar Egeu */
  --egeu-2: #1d4e89;
  --marmore: #f5f7fa;     /* mármore frio */
  --pedra: #dfe5ee;       /* pedra das estradas */
  --ouro: #e0a526;        /* moedas e mosaicos dourados */
  --oliva: #5f7f2a;       /* oliveira */
  --porfiro: #b3261e;     /* pórfiro imperial (acento raro) */
  --tinta: #16202e;       /* texto */
  --tinta-2: #4a5568;
  --papel: #ffffff;
  --lapis: #3b5bdb;       /* caneta azul do caderno */

  --f-inscricao: "Cinzel", "Times New Roman", serif;
  --f-texto: "Atkinson Hyperlegible", system-ui, sans-serif;
  --f-mao: "Caveat", "Comic Sans MS", cursive;

  --raio: 14px;
  --sombra: 0 1px 2px rgba(19, 49, 92, .08), 0 8px 24px rgba(19, 49, 92, .08);
  --largura: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 130px; }
body {
  margin: 0;
  font-family: var(--f-texto);
  font-size: 1.06rem;
  line-height: 1.65;
  color: var(--tinta);
  background: var(--marmore);
}
img { max-width: 100%; display: block; }
a { color: var(--egeu-2); }
:focus-visible { outline: 3px solid var(--ouro); outline-offset: 3px; border-radius: 6px; }

.wrap { width: min(100% - 32px, var(--largura)); margin-inline: auto; }

/* faixa de mosaico (tesselas) */
.mosaico {
  height: 12px;
  background:
    linear-gradient(90deg, var(--egeu) 0 12px, var(--ouro) 12px 24px, var(--egeu-2) 24px 36px, var(--marmore) 36px 48px);
  background-size: 48px 12px;
}

/* ---------------- Topo + menu horizontal de matérias ---------------- */
.topo {
  position: sticky; top: 0; z-index: 50;
  background: var(--egeu);
  color: #fff;
  box-shadow: 0 2px 12px rgba(0,0,0,.18);
}
.topo-linha {
  display: flex; align-items: center; gap: 24px;
  min-height: 64px;
}
.marca {
  font-family: var(--f-inscricao);
  font-weight: 700;
  letter-spacing: .08em;
  font-size: 1.05rem;
  white-space: nowrap;
  color: #fff; text-decoration: none;
}
.marca span { color: var(--ouro); }

.materias {
  display: flex; gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  margin-left: auto;
}
.materias::-webkit-scrollbar { display: none; }
.materia {
  appearance: none; border: 0; cursor: pointer;
  font: 600 .95rem var(--f-texto);
  color: rgba(255,255,255,.75);
  background: transparent;
  padding: 10px 14px;
  border-radius: 999px;
  white-space: nowrap;
}
.materia:hover { color: #fff; background: rgba(255,255,255,.08); }
.materia[aria-selected="true"] { color: var(--egeu); background: var(--ouro); }
.materia small { font-weight: 400; opacity: .7; margin-left: 4px; }

/* sub-menu de tópicos de História */
.topicos {
  background: #fff;
  border-bottom: 1px solid var(--pedra);
}
.topicos .wrap {
  display: flex; gap: 6px;
  overflow-x: auto; scrollbar-width: none;
  padding-block: 8px;
}
.topicos .wrap::-webkit-scrollbar { display: none; }
.topicos a {
  font-size: .88rem; font-weight: 700;
  color: var(--egeu);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--pedra);
  white-space: nowrap;
}
.topicos a:hover, .topicos a.ativo { background: var(--egeu); color: #fff; border-color: var(--egeu); }

.painel[hidden] { display: none; }

/* ---------------- Hero ---------------- */
.hero {
  background:
    radial-gradient(circle at 85% 20%, rgba(224,165,38,.18), transparent 45%),
    linear-gradient(180deg, var(--egeu) 0%, var(--egeu-2) 100%);
  color: #fff;
  padding: 56px 0 72px;
  overflow: hidden;
}
.hero-grade {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 48px; align-items: center;
}
.eyebrow {
  font-family: var(--f-inscricao);
  letter-spacing: .22em; text-transform: uppercase;
  font-size: .8rem; color: var(--ouro);
  margin: 0 0 12px;
}
.hero h1 {
  font-family: var(--f-inscricao);
  font-weight: 700;
  font-size: clamp(2.3rem, 5.4vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: .02em;
  margin: 0 0 20px;
}
.hero h1 em { font-style: normal; color: var(--ouro); }
.hero p.lead { font-size: 1.15rem; max-width: 52ch; color: rgba(255,255,255,.88); margin: 0 0 28px; }
.ola {
  font-family: var(--f-mao);
  font-size: 2rem; color: var(--ouro);
  margin: 0 0 4px; transform: rotate(-2deg); display: inline-block;
}
.botoes { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font: 700 1rem var(--f-texto);
  padding: 12px 20px; border-radius: 999px;
  text-decoration: none; cursor: pointer; border: 2px solid transparent;
}
.btn-ouro { background: var(--ouro); color: var(--egeu); }
.btn-ouro:hover { background: #f0b83a; }
.btn-linha { border-color: rgba(255,255,255,.5); color: #fff; background: transparent; }
.btn-linha:hover { border-color: #fff; }

.moldura {
  position: relative;
  padding: 10px;
  background: #fff;
  border-radius: 6px;
  transform: rotate(2.5deg);
  box-shadow: 0 20px 50px rgba(0,0,0,.35);
}
.moldura img { aspect-ratio: 4/5; object-fit: cover; object-position: 50% 45%; width: 100%; border-radius: 2px; }
.moldura figcaption {
  font-family: var(--f-mao); color: var(--tinta);
  font-size: 1.35rem; text-align: center; padding-top: 6px;
}
.fita {
  position: absolute; top: -14px; left: 50%; translate: -50% 0; rotate: -4deg;
  width: 110px; height: 28px;
  background: rgba(224,165,38,.75);
}

/* ---------------- Estrada do tempo (assinatura) ---------------- */
.estrada-sec { padding: 64px 0 24px; }
.titulo-sec {
  font-family: var(--f-inscricao);
  font-size: clamp(1.6rem, 3.4vw, 2.3rem);
  color: var(--egeu);
  margin: 0 0 6px; line-height: 1.15;
}
.sub-sec { color: var(--tinta-2); margin: 0 0 28px; max-width: 62ch; }

.estrada {
  overflow-x: auto;
  padding: 12px 0 16px;
  scroll-snap-type: x proximity;
}
.trilho {
  position: relative;
  display: flex;
  width: max-content; min-width: 100%;
  padding-top: 8px;
}
.trilho::before {
  /* a pista de pedras da Via Ápia */
  content: "";
  position: absolute; left: 0; right: 0; top: 76px;
  height: 22px;
  background:
    radial-gradient(ellipse at 50% 50%, #c9d1dc 55%, transparent 57%) 0 0 / 30px 22px,
    #aeb8c6;
  border-block: 3px solid #8b97a8;
}
.marco {
  position: relative; z-index: 1;
  flex: 0 0 190px;
  scroll-snap-align: start;
  text-align: center;
  padding: 0 10px;
}
.marco .pedra {
  width: 64px; height: 92px; margin: 0 auto 26px;
  background: linear-gradient(180deg, #fbfbfc, #d8dee8);
  border: 2px solid var(--egeu-2);
  border-radius: 32px 32px 6px 6px;
  display: grid; place-items: center;
  font-family: var(--f-inscricao); font-weight: 700;
  color: var(--egeu); font-size: .78rem; line-height: 1.1;
  box-shadow: 0 6px 0 rgba(0,0,0,.08);
}
.marco.grecia .pedra { border-color: var(--oliva); }
.marco.fim .pedra { border-color: var(--porfiro); color: var(--porfiro); }
.marco h3 { font-size: .98rem; margin: 0 0 4px; color: var(--egeu); }
.marco p { font-size: .88rem; margin: 0; color: var(--tinta-2); line-height: 1.45; }
.legenda-estrada { display: flex; flex-wrap: wrap; gap: 16px; margin: -12px 0 0; font-size: .88rem; color: var(--tinta-2); }
.legenda-estrada span::before {
  content: ""; display: inline-block; width: 12px; height: 16px; margin-right: 6px; vertical-align: -2px;
  border: 2px solid var(--egeu-2); border-radius: 6px 6px 2px 2px; background: #fff;
}
.legenda-estrada .l-grecia::before { border-color: var(--oliva); }
.legenda-estrada .l-fim::before { border-color: var(--porfiro); }
.marco.grecia .pedra { color: var(--oliva); }
.dica-estrada { font-family: var(--f-mao); font-size: 1.3rem; color: var(--lapis); margin: 4px 0 0; }

/* ---------------- Módulos ---------------- */
.modulo { padding: 56px 0; }
.modulo + .modulo { border-top: 1px solid var(--pedra); }
.modulo:nth-of-type(even) { background: #fff; }

.cabeca-mod {
  display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: start;
  margin-bottom: 28px;
}
.num-mod {
  font-family: var(--f-inscricao); font-weight: 700;
  background: var(--egeu); color: var(--ouro);
  min-width: 76px; height: 76px; padding: 0 8px;
  display: grid; place-items: center; text-align: center;
  font-size: 1.6rem; line-height: 1;
  border-radius: 10px;
}
.num-mod small { display: block; font-size: .55rem; letter-spacing: .18em; color: #fff; margin-bottom: 4px; }
.cabeca-mod h2 {
  font-family: var(--f-inscricao);
  font-size: clamp(1.6rem, 3.6vw, 2.5rem);
  line-height: 1.12; color: var(--egeu); margin: 0 0 6px;
}
.cabeca-mod p { margin: 0; color: var(--tinta-2); max-width: 68ch; }

.grade { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.grade-2 { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); }

.card {
  background: var(--papel);
  border: 1px solid var(--pedra);
  border-radius: var(--raio);
  padding: 22px 22px 20px;
  box-shadow: var(--sombra);
}
.modulo:nth-of-type(even) .card { background: var(--marmore); box-shadow: none; }
.card h3 {
  font-size: 1.15rem; margin: 0 0 10px; color: var(--egeu);
  display: flex; gap: 10px; align-items: baseline;
}
.card h3 .tag {
  font: 700 .7rem var(--f-texto); letter-spacing: .06em; text-transform: uppercase;
  color: var(--egeu); background: rgba(224,165,38,.3);
  padding: 2px 8px; border-radius: 999px; white-space: nowrap;
}
.card p { margin: 0 0 10px; }
.card p:last-child, .card ul:last-child { margin-bottom: 0; }
.card ul { margin: 0 0 10px; padding-left: 1.15rem; }
.card li { margin-bottom: 4px; }
.card li::marker { color: var(--ouro); }
.card.destaque { border-left: 6px solid var(--ouro); }
.card.largo { grid-column: 1 / -1; }

strong { color: var(--egeu); }

/* nota de caderno, escrita à mão */
.nota {
  font-family: var(--f-mao);
  font-size: 1.45rem; line-height: 1.25;
  color: var(--lapis);
  background:
    repeating-linear-gradient(180deg, transparent 0 31px, rgba(59,91,219,.18) 31px 32px),
    #fffef6;
  border-radius: 4px;
  padding: 14px 20px 14px 46px;
  position: relative;
  margin: 24px 0 0;
  box-shadow: var(--sombra);
}
.nota::before {
  content: ""; position: absolute; left: 30px; top: 0; bottom: 0;
  width: 2px; background: rgba(179,38,30,.35);
}

/* glossário */
.glossario { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.termo {
  background: #fff; border: 1px dashed #9aa6b7; border-radius: 10px;
  padding: 8px 12px; font-size: .92rem; max-width: 100%;
}
.termo b { font-family: var(--f-inscricao); color: var(--porfiro); letter-spacing: .03em; }

/* tabelas */
.tabela-wrap { overflow-x: auto; margin-top: 4px; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; min-width: 460px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--pedra); vertical-align: top; }
thead th { background: var(--egeu); color: #fff; font-weight: 700; }
thead th:first-child { border-top-left-radius: 8px; }
thead th:last-child { border-top-right-radius: 8px; }
tbody tr:nth-child(even) td { background: rgba(223,229,238,.35); }

/* pirâmide social */
.piramides { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.piramide { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.piramide h4 { margin: 0 0 8px; font-size: .9rem; color: var(--tinta-2); text-align: center; }
.piramide div {
  background: var(--egeu-2); color: #fff; text-align: center;
  font-size: .82rem; font-weight: 700; padding: 6px 4px; border-radius: 4px;
}
.piramide div:last-child { background: var(--porfiro); }

/* poderes da república */
.poderes { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.poder {
  border-radius: 12px; padding: 14px 16px;
  background: #fff; border: 1px solid var(--pedra);
  border-top: 5px solid var(--egeu-2);
}
.poder b { display: block; font-family: var(--f-inscricao); color: var(--egeu); font-size: 1.05rem; }
.poder span { font-size: .93rem; color: var(--tinta-2); }

/* ---------------- Galeria do Diego ---------------- */
.diego-faixa {
  background: var(--egeu);
  color: #fff;
  padding: 56px 0;
}
.diego-faixa .titulo-sec { color: #fff; }
.diego-faixa .sub-sec { color: rgba(255,255,255,.8); }
.diego-grade {
  display: grid; gap: 28px;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  align-items: start;
}
.polaroid {
  margin: 0;
  background: #fff; color: var(--tinta);
  padding: 10px 10px 14px;
  border-radius: 4px;
  box-shadow: 0 14px 30px rgba(0,0,0,.3);
  transition: transform .25s ease;
}
.polaroid:nth-child(odd) { transform: rotate(-2deg); }
.polaroid:nth-child(even) { transform: rotate(1.8deg); }
.polaroid:hover { transform: rotate(0) scale(1.03); }
.polaroid img { aspect-ratio: 4/5; object-fit: cover; width: 100%; }
.polaroid figcaption { padding: 8px 4px 0; }
.polaroid .leg { font-family: var(--f-mao); font-size: 1.5rem; line-height: 1.1; display: block; color: var(--egeu); }
.polaroid .elo { font-size: .86rem; color: var(--tinta-2); display: block; margin-top: 4px; }

/* foto do Diego inserida dentro de um módulo */
.diego-inline {
  display: grid; grid-template-columns: 180px 1fr; gap: 20px; align-items: center;
  background: var(--egeu); color: #fff;
  border-radius: var(--raio); padding: 16px;
  margin-top: 24px;
}
.diego-inline img { border-radius: 8px; aspect-ratio: 1; object-fit: cover; width: 100%; }
.diego-inline p { margin: 0; }
.diego-inline .mao { font-family: var(--f-mao); font-size: 1.6rem; color: var(--ouro); display: block; line-height: 1.1; margin-bottom: 6px; }

/* ---------------- Revisão: cartões ---------------- */
.revisao { padding: 64px 0; background: #fff; border-top: 1px solid var(--pedra); }
.cartoes { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
.cartao {
  appearance: none; border: 0; padding: 0; cursor: pointer;
  background: transparent; perspective: 900px;
  min-height: 170px; text-align: left; font: inherit; color: inherit;
}
.cartao { display: block; width: 100%; }
.cartao .q, .cartao .virar { display: block; }
.cartao-in {
  display: block;
  position: relative; width: 100%; height: 100%; min-height: 170px;
  transition: transform .5s ease; transform-style: preserve-3d;
}
.cartao[aria-pressed="true"] .cartao-in { transform: rotateY(180deg); }
.face {
  position: absolute; inset: 0;
  backface-visibility: hidden;
  border-radius: var(--raio);
  padding: 18px;
  display: flex; flex-direction: column; justify-content: space-between;
}
.frente { background: var(--egeu); color: #fff; }
.frente .q { font-weight: 700; font-size: 1.05rem; line-height: 1.35; }
.frente .virar { font-size: .8rem; color: var(--ouro); letter-spacing: .05em; }
.verso {
  background: #fffef6; color: var(--lapis);
  transform: rotateY(180deg);
  border: 2px solid var(--ouro);
  font-family: var(--f-mao); font-size: 1.4rem; line-height: 1.2;
  justify-content: center;
}
.placar { margin: 20px 0 0; color: var(--tinta-2); font-size: .95rem; }
.placar button { margin-left: 8px; }
.btn-pequeno {
  font: 700 .85rem var(--f-texto); cursor: pointer;
  border: 1px solid var(--egeu); color: var(--egeu); background: #fff;
  padding: 6px 12px; border-radius: 999px;
}

/* ---------------- Em breve ---------------- */
.embreve { padding: 96px 0; text-align: center; min-height: 60vh; }
.embreve h1 { font-family: var(--f-inscricao); color: var(--egeu); font-size: clamp(2rem, 5vw, 3rem); margin: 0 0 8px; }
.embreve p { color: var(--tinta-2); }
.embreve .mao { font-family: var(--f-mao); color: var(--lapis); font-size: 1.8rem; }

/* ---------------- Rodapé ---------------- */
.rodape { background: var(--tinta); color: rgba(255,255,255,.7); padding: 32px 0; font-size: .9rem; text-align: center; }
.rodape b { font-family: var(--f-inscricao); color: var(--ouro); letter-spacing: .1em; }

/* ---------------- Animação de entrada ---------------- */
.revela { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.revela.visivel { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .revela { opacity: 1; transform: none; transition: none; }
  .cartao-in, .polaroid { transition: none; }
}

/* ---------------- Responsivo ---------------- */
@media (max-width: 860px) {
  .hero-grade { grid-template-columns: 1fr; gap: 36px; }
  .moldura { max-width: 360px; margin-inline: auto; }
  .topo-linha { flex-wrap: wrap; gap: 4px 16px; padding-block: 8px; }
  .materias { margin-left: 0; width: 100%; }
}
@media (max-width: 560px) {
  body { font-size: 1rem; }
  .cabeca-mod { grid-template-columns: 1fr; gap: 12px; }
  .num-mod { min-width: 64px; height: 64px; width: 64px; font-size: 1.3rem; }
  .grade-2 { grid-template-columns: 1fr; }
  .diego-inline { grid-template-columns: 1fr; }
  .diego-inline img { aspect-ratio: 4/3; }
  .piramides { grid-template-columns: 1fr; }
  .marco { flex-basis: 160px; }
}