/* =========================================================================
   Linha do Tempo do Antigo Egito — sistema visual
   Paleta: areia, azul-lápis-lazúli, preto e dourado contido.
   ========================================================================= */

/* ------------------------------------------------------------ 1. Fundações */

:root {
  --negro:      #0a0908;
  --negro-2:    #12100c;
  --negro-3:    #1c1913;
  --negro-4:    #2a251c;

  --areia-50:   #fcf9f3;
  --areia-100:  #f6efe2;
  --areia-200:  #ebe1ce;
  --areia-300:  #dccdb0;
  --areia-400:  #bfa985;
  --areia-600:  #8b7555;

  --lapis-900:  #08122c;
  --lapis-800:  #0f1f48;
  --lapis-700:  #173068;
  --lapis-600:  #22468f;
  --lapis-500:  #2d59b0;
  --lapis-400:  #4d75c8;
  --lapis-200:  #aac0e9;

  --ouro-700:   #8c6d26;
  --ouro-600:   #a8842f;
  --ouro-500:   #c6a24c;
  --ouro-400:   #dcbe79;
  --ouro-200:   #f0e0b8;

  --terra-600:  #a44b27;
  --terra-500:  #c25e33;
  --terra-300:  #e3a184;

  --tinta:       #191510;
  --tinta-media: #4a4136;
  --tinta-suave: #6d6152;

  --regua:       color-mix(in srgb, var(--areia-600) 26%, transparent);
  --regua-forte: color-mix(in srgb, var(--areia-600) 44%, transparent);

  --acento:      var(--lapis-600);
  --acento-luz:  var(--lapis-400);

  --display: "Marcellus", "Palatino Linotype", Palatino, Georgia, serif;
  --leitura: "Spectral", Georgia, "Times New Roman", serif;
  --interface: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --largura: 1220px;
  --largura-texto: 68ch;
  --raio: 3px;
  --raio-m: 6px;

  --sombra-baixa: 0 1px 2px rgb(25 21 16 / 6%), 0 6px 18px -10px rgb(25 21 16 / 18%);
  --sombra-media: 0 2px 6px rgb(25 21 16 / 8%), 0 22px 48px -26px rgb(25 21 16 / 30%);
  --sombra-alta:  0 30px 80px -40px rgb(8 18 44 / 55%);

  --grao: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}

html.accent-ouro   { --acento: var(--ouro-600); --acento-luz: var(--ouro-400); }
html.accent-lapis  { --acento: var(--lapis-600); --acento-luz: var(--lapis-400); }
html.accent-terracota { --acento: var(--terra-600); --acento-luz: var(--terra-300); }
html.accent-ocre   { --acento: var(--areia-600); --acento-luz: var(--areia-400); }

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 6.5rem;
}

body {
  margin: 0;
  background: var(--areia-50);
  color: var(--tinta);
  font-family: var(--leitura);
  font-size: clamp(1rem, 0.97rem + 0.15vw, 1.075rem);
  line-height: 1.72;
  font-weight: 400;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 400;
  line-height: 1.14;
  letter-spacing: -0.008em;
  margin: 0 0 0.6em;
  color: var(--tinta);
  text-wrap: balance;
}

h1 { font-size: clamp(2.1rem, 1.5rem + 2.6vw, 3.5rem); }
h2 { font-size: clamp(1.55rem, 1.25rem + 1.2vw, 2.2rem); }
h3 { font-size: clamp(1.2rem, 1.08rem + 0.5vw, 1.45rem); }
h4 { font-size: 1.08rem; }

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

a { color: var(--lapis-700); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { color: var(--lapis-500); }

strong { font-weight: 600; }
mark { background: color-mix(in srgb, var(--ouro-400) 55%, transparent); color: inherit; padding: 0 0.12em; border-radius: 2px; }

::selection { background: color-mix(in srgb, var(--lapis-400) 32%, transparent); }

:focus-visible {
  outline: 2px solid var(--lapis-500);
  outline-offset: 3px;
  border-radius: 2px;
}

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

.skip {
  position: absolute; left: 1rem; top: -4rem; z-index: 100;
  background: var(--negro); color: var(--areia-100);
  padding: 0.7rem 1.1rem; font-family: var(--interface); font-size: 0.85rem;
  transition: top .18s ease;
}
.skip:focus { top: 1rem; }

.envolve {
  width: min(100% - 2.5rem, var(--largura));
  margin-inline: auto;
}
@media (max-width: 640px) {
  .envolve { width: min(100% - 1.75rem, var(--largura)); }
}

/* --------------------------------------------------------- 2. Cabeçalho */

.topbar {
  position: sticky; top: 0; z-index: 60;
  background: color-mix(in srgb, var(--negro) 94%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--ouro-500) 18%, transparent);
}

.topbar__inner {
  width: min(100% - 2.5rem, var(--largura));
  margin-inline: auto;
  display: flex; align-items: center; gap: 1.5rem;
  min-height: 4.35rem;
}

.marca { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; flex: 0 0 auto; }
.marca__icone { filter: drop-shadow(0 2px 10px rgb(226 74 106 / 40%)); }
.marca__texto { display: flex; flex-direction: column; line-height: 1.12; }
.marca__nome {
  font-family: var(--display); font-size: 1.16rem; letter-spacing: 0.055em;
  text-transform: uppercase; color: var(--areia-100);
}
.marca__sub {
  font-family: var(--interface); font-size: 0.66rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: color-mix(in srgb, var(--ouro-400) 82%, transparent);
  margin-top: 0.18rem;
}

.nav { display: flex; align-items: center; gap: 1.4rem; margin-left: auto; }

.nav__lista {
  display: flex; align-items: center; gap: 1.35rem;
  list-style: none; margin: 0; padding: 0;
}
.nav__lista a {
  font-family: var(--interface); font-size: 0.845rem; font-weight: 500;
  color: color-mix(in srgb, var(--areia-200) 88%, transparent);
  text-decoration: none; padding: 0.4rem 0; position: relative; white-space: nowrap;
}
.nav__lista a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0.05rem; height: 1px;
  background: linear-gradient(90deg, var(--ouro-500), color-mix(in srgb, var(--lapis-400) 80%, transparent));
  transition: right .28s cubic-bezier(.22,.7,.3,1);
}
.nav__lista a:hover { color: var(--areia-50); }
.nav__lista a:hover::after { right: 0; }

.busca-topo { display: flex; align-items: center; }
.busca-topo input {
  font-family: var(--interface); font-size: 0.82rem;
  background: color-mix(in srgb, var(--areia-100) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--areia-300) 24%, transparent);
  border-right: 0;
  color: var(--areia-100);
  padding: 0.5rem 0.75rem; width: 12.5rem; border-radius: var(--raio) 0 0 var(--raio);
  transition: background .2s ease, border-color .2s ease, width .25s ease;
}
.busca-topo input::placeholder { color: color-mix(in srgb, var(--areia-300) 62%, transparent); }
.busca-topo input:focus { background: color-mix(in srgb, var(--areia-100) 14%, transparent); width: 14.5rem; outline-offset: 0; }
.busca-topo button {
  font-family: var(--interface); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.03em;
  border: 1px solid color-mix(in srgb, var(--ouro-500) 46%, transparent);
  background: color-mix(in srgb, var(--ouro-600) 26%, transparent);
  color: var(--ouro-200); padding: 0.5rem 0.85rem; cursor: pointer;
  border-radius: 0 var(--raio) var(--raio) 0;
  transition: background .2s ease, color .2s ease;
}
.busca-topo button:hover { background: color-mix(in srgb, var(--ouro-500) 42%, transparent); color: #fff; }

.menu-toggle { display: none; }

@media (max-width: 1080px) {
  .topbar__inner { min-height: 3.9rem; }
  .menu-toggle {
    display: flex; align-items: center; gap: 0.55rem; margin-left: auto;
    background: none; border: 1px solid color-mix(in srgb, var(--areia-300) 26%, transparent);
    color: var(--areia-100); font-family: var(--interface); font-size: 0.78rem;
    letter-spacing: 0.08em; text-transform: uppercase; padding: 0.5rem 0.8rem;
    border-radius: var(--raio); cursor: pointer;
  }
  .menu-toggle__barras { position: relative; width: 16px; height: 9px; }
  .menu-toggle__barras::before,
  .menu-toggle__barras::after {
    content: ""; position: absolute; left: 0; right: 0; height: 1.5px; background: var(--ouro-400);
    transition: transform .22s ease, top .22s ease;
  }
  .menu-toggle__barras::before { top: 0; }
  .menu-toggle__barras::after { top: 7.5px; }
  .menu-toggle[aria-expanded="true"] .menu-toggle__barras::before { top: 4px; transform: rotate(45deg); }
  .menu-toggle[aria-expanded="true"] .menu-toggle__barras::after { top: 4px; transform: rotate(-45deg); }

  .nav {
    position: fixed; inset: 3.9rem 0 auto 0; margin: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: linear-gradient(180deg, var(--negro-2), var(--negro));
    border-bottom: 1px solid color-mix(in srgb, var(--ouro-500) 22%, transparent);
    padding: 0.5rem 0 1.5rem;
    max-height: calc(100dvh - 3.9rem); overflow-y: auto;
    clip-path: inset(0 0 100% 0); opacity: 0; pointer-events: none;
    transition: clip-path .3s cubic-bezier(.22,.7,.3,1), opacity .25s ease;
  }
  .nav.aberto { clip-path: inset(0 0 0 0); opacity: 1; pointer-events: auto; }
  .nav__lista { flex-direction: column; align-items: stretch; gap: 0; }
  .nav__lista li { border-bottom: 1px solid color-mix(in srgb, var(--areia-600) 22%, transparent); }
  .nav__lista li:first-child { border-top: 1px solid color-mix(in srgb, var(--areia-600) 22%, transparent); }
  .nav__lista a { display: block; padding: 0.95rem 1.5rem; font-size: 0.95rem; }
  .nav__lista a::after { display: none; }
  .busca-topo { padding: 1.15rem 1.5rem 0; }
  .busca-topo input { flex: 1; width: auto; }
  .busca-topo input:focus { width: auto; }
}

/* --------------------------------------------------------- 3. Trilha */

.trilha {
  background: var(--areia-100);
  border-bottom: 1px solid var(--regua);
}
.trilha__lista {
  width: min(100% - 2.5rem, var(--largura)); margin-inline: auto;
  list-style: none; padding: 0.7rem 0; margin-block: 0;
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  font-family: var(--interface); font-size: 0.775rem; color: var(--tinta-suave);
}
.trilha__lista li + li::before {
  content: "›"; margin-right: 0.5rem; color: var(--areia-400);
}
.trilha__lista a { color: var(--tinta-media); text-decoration: none; }
.trilha__lista a:hover { color: var(--lapis-700); text-decoration: underline; }
.trilha__lista [aria-current] { color: var(--tinta); }

/* --------------------------------------------------------- 4. Blocos base */

.faixa { padding-block: clamp(3.5rem, 2rem + 5vw, 6.5rem); }
.faixa--compacta { padding-block: clamp(2.5rem, 1.5rem + 3vw, 4rem); }
.faixa--areia { background: var(--areia-100); border-block: 1px solid var(--regua); }
.faixa--branca { background: var(--areia-50); }

.faixa--noite {
  position: relative; isolation: isolate; overflow: hidden;
  background: var(--negro);
  color: var(--areia-200);
}
.faixa--noite::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(120% 90% at 82% 8%, color-mix(in srgb, var(--lapis-700) 78%, transparent) 0%, transparent 58%),
    radial-gradient(90% 80% at 8% 92%, color-mix(in srgb, var(--terra-600) 30%, transparent) 0%, transparent 55%),
    linear-gradient(180deg, var(--negro-2), var(--negro));
}
.faixa--noite::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: var(--grao); opacity: 0.05; mix-blend-mode: overlay;
}
.faixa--noite h1, .faixa--noite h2, .faixa--noite h3 { color: var(--areia-50); }
.faixa--noite a { color: var(--ouro-400); }
.faixa--noite a:hover { color: var(--ouro-200); }

.olho {
  font-family: var(--interface); font-size: 0.715rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--ouro-600); margin: 0 0 1.1rem;
  display: flex; align-items: center; gap: 0.75rem;
}
.olho::before {
  content: ""; width: 1.9rem; height: 1px; flex: 0 0 auto;
  background: linear-gradient(90deg, transparent, var(--ouro-500));
}
.faixa--noite .olho { color: var(--ouro-400); }

.cabeca-secao { max-width: 46rem; margin-bottom: clamp(2rem, 1rem + 2vw, 3rem); }
.cabeca-secao p { color: var(--tinta-media); font-size: 1.06rem; }
.faixa--noite .cabeca-secao p { color: color-mix(in srgb, var(--areia-200) 88%, transparent); }

.lead {
  font-size: clamp(1.1rem, 1.02rem + 0.4vw, 1.32rem);
  line-height: 1.62; color: var(--tinta-media); font-weight: 300;
}
.faixa--noite .lead { color: color-mix(in srgb, var(--areia-100) 90%, transparent); }

/* Botões */

.botao {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--interface); font-size: 0.86rem; font-weight: 600; letter-spacing: 0.02em;
  padding: 0.85rem 1.5rem; border-radius: var(--raio); border: 1px solid transparent;
  text-decoration: none; cursor: pointer; position: relative; overflow: hidden;
  transition: transform .22s cubic-bezier(.22,.7,.3,1), box-shadow .22s ease, background .22s ease, color .22s ease;
}
.botao--principal {
  background: linear-gradient(135deg, var(--ouro-500), var(--ouro-700));
  color: #16120a;
  box-shadow: 0 1px 0 color-mix(in srgb, var(--ouro-200) 60%, transparent) inset,
              0 14px 34px -16px color-mix(in srgb, var(--ouro-500) 85%, transparent);
}
.botao--principal:hover {
  transform: translateY(-2px); color: #100d07;
  box-shadow: 0 1px 0 color-mix(in srgb, var(--ouro-200) 70%, transparent) inset,
              0 20px 46px -18px color-mix(in srgb, var(--ouro-400) 95%, transparent);
}
.botao--fantasma {
  border-color: color-mix(in srgb, var(--areia-300) 40%, transparent);
  color: var(--areia-100); background: color-mix(in srgb, var(--areia-100) 6%, transparent);
}
.botao--fantasma:hover {
  border-color: color-mix(in srgb, var(--ouro-400) 65%, transparent);
  background: color-mix(in srgb, var(--areia-100) 12%, transparent); color: #fff; transform: translateY(-2px);
}
.botao--claro {
  border-color: var(--regua-forte); color: var(--tinta); background: var(--areia-50);
}
.botao--claro:hover { border-color: var(--lapis-600); color: var(--lapis-700); transform: translateY(-2px); box-shadow: var(--sombra-baixa); }

.acoes { display: flex; flex-wrap: wrap; gap: 0.85rem; align-items: center; }

/* Etiquetas */

.etiqueta {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: var(--interface); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.09em; text-transform: uppercase;
  padding: 0.3rem 0.6rem; border-radius: var(--raio);
  background: color-mix(in srgb, var(--lapis-600) 10%, transparent);
  color: var(--lapis-700); text-decoration: none;
  border: 1px solid color-mix(in srgb, var(--lapis-600) 18%, transparent);
}
a.etiqueta:hover { background: color-mix(in srgb, var(--lapis-600) 18%, transparent); color: var(--lapis-800); }
.etiqueta--ouro {
  background: color-mix(in srgb, var(--ouro-500) 16%, transparent);
  color: var(--ouro-700); border-color: color-mix(in srgb, var(--ouro-600) 26%, transparent);
}
.etiqueta--terra {
  background: color-mix(in srgb, var(--terra-500) 12%, transparent);
  color: var(--terra-600); border-color: color-mix(in srgb, var(--terra-500) 24%, transparent);
}
.etiqueta--vazia {
  background: none; color: var(--tinta-suave); border-color: var(--regua);
}
.faixa--noite .etiqueta {
  background: color-mix(in srgb, var(--lapis-400) 16%, transparent);
  color: var(--lapis-200); border-color: color-mix(in srgb, var(--lapis-400) 28%, transparent);
}
.faixa--noite .etiqueta--ouro {
  background: color-mix(in srgb, var(--ouro-500) 18%, transparent);
  color: var(--ouro-200); border-color: color-mix(in srgb, var(--ouro-500) 34%, transparent);
}

/* ----------------------------------------------------- 5. Abertura da capa */

.capa {
  position: relative; isolation: isolate; overflow: hidden;
  background: var(--negro);
  padding-block: clamp(4rem, 2rem + 8vw, 8.5rem) clamp(0rem, 0rem + 1vw, 1rem);
  min-height: min(88svh, 52rem);
  display: flex; flex-direction: column; justify-content: flex-end;
}
.capa__fundo { position: absolute; inset: 0; z-index: -3; }
.capa__fundo::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(85% 70% at 78% 18%, color-mix(in srgb, var(--lapis-600) 62%, transparent) 0%, transparent 62%),
    radial-gradient(70% 60% at 12% 88%, color-mix(in srgb, var(--terra-600) 34%, transparent) 0%, transparent 60%),
    radial-gradient(120% 120% at 50% 120%, color-mix(in srgb, var(--ouro-700) 24%, transparent) 0%, transparent 55%),
    linear-gradient(170deg, #0d1730 0%, var(--negro-2) 46%, var(--negro) 100%);
}
.capa__arte {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%; object-fit: cover; object-position: 72% 42%;
  opacity: 0.5;
  mix-blend-mode: screen;
  mask-image: linear-gradient(100deg, transparent 4%, rgb(0 0 0 / 45%) 32%, #000 74%);
  -webkit-mask-image: linear-gradient(100deg, transparent 4%, rgb(0 0 0 / 45%) 32%, #000 74%);
  animation: derivar 42s ease-in-out infinite alternate;
}
@keyframes derivar {
  from { transform: scale(1.04) translate3d(0, 0, 0); }
  to   { transform: scale(1.11) translate3d(-1.6%, -1.4%, 0); }
}
.capa::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: var(--grao); opacity: 0.055; mix-blend-mode: overlay;
}

.capa__grade {
  width: min(100% - 2.5rem, var(--largura)); margin-inline: auto;
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
  gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: end;
  padding-bottom: clamp(2.5rem, 1.5rem + 4vw, 5rem);
}
.capa__texto { max-width: 40rem; }
.capa h1 {
  color: var(--areia-50); margin-bottom: 1.35rem;
  font-size: clamp(2.35rem, 1.5rem + 3.9vw, 4.55rem);
  line-height: 1.03; letter-spacing: -0.015em;
}
.capa h1 em {
  font-style: normal; display: block;
  color: transparent;
  background: linear-gradient(96deg, var(--ouro-400) 8%, var(--ouro-200) 42%, var(--ouro-500) 92%);
  -webkit-background-clip: text; background-clip: text;
}
.capa__lead {
  font-size: clamp(1.06rem, 1rem + 0.45vw, 1.3rem); line-height: 1.62; font-weight: 300;
  color: color-mix(in srgb, var(--areia-100) 88%, transparent);
  max-width: 34rem; margin-bottom: 2.15rem;
}
.capa .acoes { margin-bottom: 0; }

/* Painel de números da capa */
.capa__painel {
  border: 1px solid color-mix(in srgb, var(--ouro-500) 26%, transparent);
  background: linear-gradient(150deg, color-mix(in srgb, var(--areia-100) 9%, transparent), color-mix(in srgb, var(--negro) 40%, transparent));
  backdrop-filter: blur(10px) saturate(1.3);
  border-radius: var(--raio-m);
  padding: 1.6rem 1.75rem;
  box-shadow: var(--sombra-alta);
}
.capa__painel h2 {
  font-family: var(--interface); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.19em; text-transform: uppercase; color: var(--ouro-400);
  margin-bottom: 1.15rem;
}
.numeros { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.9rem; }
.numeros li {
  display: flex; align-items: baseline; gap: 0.85rem;
  padding-bottom: 0.9rem; border-bottom: 1px solid color-mix(in srgb, var(--areia-300) 16%, transparent);
}
.numeros li:last-child { border-bottom: 0; padding-bottom: 0; }
.numeros b {
  font-family: var(--display); font-size: 1.85rem; font-weight: 400; line-height: 1;
  color: var(--areia-50); min-width: 3.6rem;
}
.numeros span {
  font-family: var(--interface); font-size: 0.79rem; line-height: 1.4;
  color: color-mix(in srgb, var(--areia-200) 78%, transparent);
}

@media (max-width: 940px) {
  .capa { min-height: auto; padding-top: clamp(3rem, 2rem + 5vw, 5rem); }
  .capa__grade { grid-template-columns: 1fr; align-items: start; }
  .capa__arte { object-position: 68% 30%; opacity: 0.34; mask-image: linear-gradient(180deg, #000 0%, rgb(0 0 0 / 30%) 78%); }
  .capa__painel { padding: 1.3rem 1.4rem; }
  .numeros { grid-template-columns: repeat(2, 1fr); gap: 0.9rem 1.4rem; }
  .numeros li { border-bottom: 0; padding-bottom: 0; flex-direction: column; gap: 0.15rem; }
  .numeros b { min-width: 0; font-size: 1.6rem; }
}

/* --------------------------------------------- 6. Fita cronológica */

.fita {
  position: relative; z-index: 2;
  background: linear-gradient(180deg, color-mix(in srgb, var(--negro) 88%, transparent), var(--negro-2));
  border-top: 1px solid color-mix(in srgb, var(--ouro-500) 22%, transparent);
}
.fita__inner { width: min(100% - 2.5rem, var(--largura)); margin-inline: auto; padding-block: 1.5rem 1.9rem; }
.fita__titulo {
  font-family: var(--interface); font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: color-mix(in srgb, var(--areia-300) 72%, transparent); margin-bottom: 1rem;
  display: flex; justify-content: space-between; gap: 1rem; align-items: baseline;
}
.fita__titulo span { color: color-mix(in srgb, var(--areia-300) 52%, transparent); letter-spacing: 0.1em; }

.fita__trilha { display: flex; align-items: stretch; gap: 3px; }
.fita__seg {
  position: relative; display: flex; flex-direction: column; justify-content: flex-end;
  min-width: 0; padding: 0.7rem 0.55rem 0.6rem; text-decoration: none;
  border-radius: 2px 2px 0 0; overflow: hidden;
  background: color-mix(in srgb, var(--areia-100) 6%, transparent);
  transition: background .25s ease, transform .25s cubic-bezier(.22,.7,.3,1);
}
.fita__seg::before {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: var(--cor-seg, var(--lapis-500));
  box-shadow: 0 0 14px -2px var(--cor-seg, var(--lapis-500));
}
.fita__seg::after {
  content: ""; position: absolute; inset: 0; opacity: 0;
  background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--cor-seg, var(--lapis-500)) 32%, transparent));
  transition: opacity .25s ease;
}
.fita__seg:hover, .fita__seg:focus-visible { background: color-mix(in srgb, var(--areia-100) 12%, transparent); transform: translateY(-3px); }
.fita__seg:hover::after, .fita__seg:focus-visible::after { opacity: 1; }
.fita__seg[aria-current="page"] { background: color-mix(in srgb, var(--areia-100) 15%, transparent); }
.fita__nome {
  position: relative; z-index: 1;
  font-family: var(--interface); font-size: 0.735rem; font-weight: 600; line-height: 1.22;
  color: var(--areia-100); overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.fita__datas {
  position: relative; z-index: 1;
  font-family: var(--interface); font-size: 0.645rem; letter-spacing: 0.03em;
  color: color-mix(in srgb, var(--areia-300) 70%, transparent); margin-top: 0.2rem; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
}

@media (max-width: 900px) {
  .fita__trilha { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; }
  .fita__seg { padding: 0.65rem 0.7rem; border-radius: 2px; }
  .fita__seg::before { height: 2px; }
  .fita__nome { white-space: normal; }
}
@media (max-width: 520px) {
  .fita__trilha { grid-template-columns: 1fr; }
}

/* --------------------------------------------- 7. Composição em colunas */

.duas-colunas {
  display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(2rem, 1rem + 4vw, 4.5rem); align-items: start;
}
.tres-colunas {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: clamp(1.5rem, 1rem + 2vw, 2.75rem);
}
@media (max-width: 900px) { .duas-colunas { grid-template-columns: 1fr; } }

.prosa { max-width: var(--largura-texto); }
.prosa h2 { margin-top: 2.4em; }
.prosa h2:first-child { margin-top: 0; }
.prosa h3 { margin-top: 1.9em; }
.prosa ul, .prosa ol { padding-left: 1.35rem; margin: 0 0 1.3em; }
.prosa li { margin-bottom: 0.5em; }
.prosa li::marker { color: var(--ouro-600); }
.prosa a { text-decoration: underline; }

.prosa blockquote {
  margin: 2rem 0; padding: 0 0 0 1.5rem;
  border-left: 2px solid var(--ouro-500);
  font-style: italic; color: var(--tinta-media);
}

.destaque-editorial {
  border: 1px solid var(--regua);
  border-left: 3px solid var(--acento);
  background: var(--areia-100);
  padding: 1.4rem 1.6rem; border-radius: 0 var(--raio-m) var(--raio-m) 0;
  margin: 2rem 0;
}
.destaque-editorial h3 {
  font-family: var(--interface); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--acento);
  margin-bottom: 0.7rem;
}
.destaque-editorial p, .destaque-editorial li { font-size: 0.97rem; color: var(--tinta-media); }
.destaque-editorial ul { margin: 0; padding-left: 1.1rem; }

/* -------------------------------------------------- 8. Linha do tempo */

.painel-filtros {
  position: sticky; top: 4.35rem; z-index: 40;
  background: color-mix(in srgb, var(--areia-50) 96%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--regua);
}
@media (max-width: 1080px) { .painel-filtros { top: 3.9rem; } }

.painel-filtros__inner { width: min(100% - 2.5rem, var(--largura)); margin-inline: auto; padding-block: 0.9rem; }

.filtros-form { display: grid; gap: 0.75rem; }
.filtros-linha { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }

.campo { display: flex; flex-direction: column; gap: 0.25rem; min-width: 0; }
.campo > label {
  font-family: var(--interface); font-size: 0.63rem; font-weight: 600;
  letter-spacing: 0.13em; text-transform: uppercase; color: var(--tinta-suave);
}
.campo select, .campo input[type="search"], .campo input[type="text"], .campo input[type="email"], .campo textarea {
  font-family: var(--interface); font-size: 0.845rem; color: var(--tinta);
  background: var(--areia-50); border: 1px solid var(--regua-forte);
  border-radius: var(--raio); padding: 0.5rem 0.65rem; min-height: 2.4rem;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.campo select { padding-right: 1.8rem; cursor: pointer; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='7' viewBox='0 0 10 7'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%238b7555' stroke-width='1.4'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 0.6rem center;
}
.campo select:focus, .campo input:focus, .campo textarea:focus {
  border-color: var(--lapis-500);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--lapis-400) 18%, transparent);
  outline: none;
}
.campo--busca { flex: 1 1 15rem; }
.campo--busca input { width: 100%; }

.filtros-acoes { display: flex; gap: 0.5rem; align-items: flex-end; margin-left: auto; }
.botao--filtro {
  font-family: var(--interface); font-size: 0.78rem; font-weight: 600;
  padding: 0.55rem 1.05rem; min-height: 2.4rem; border-radius: var(--raio);
  border: 1px solid var(--lapis-600); background: var(--lapis-600); color: #fff;
  cursor: pointer; text-decoration: none; display: inline-flex; align-items: center;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.botao--filtro:hover { background: var(--lapis-700); border-color: var(--lapis-700); color: #fff; }
.botao--limpar {
  background: none; border-color: var(--regua-forte); color: var(--tinta-media);
}
.botao--limpar:hover { background: var(--areia-200); border-color: var(--areia-400); color: var(--tinta); }

.resumo-filtros {
  display: flex; flex-wrap: wrap; gap: 0.45rem; align-items: center;
  font-family: var(--interface); font-size: 0.78rem; color: var(--tinta-suave);
}
.resumo-filtros strong { color: var(--tinta); font-weight: 600; }

.indicador {
  position: sticky; top: 8.6rem; z-index: 30;
  display: flex; align-items: center; gap: 0.85rem;
  width: min(100% - 2.5rem, var(--largura)); margin-inline: auto;
  padding: 0.55rem 0; pointer-events: none;
}
.indicador__pilula {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--interface); font-size: 0.74rem; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  background: var(--negro); color: var(--areia-100);
  padding: 0.45rem 0.9rem; border-radius: 100px;
  box-shadow: var(--sombra-media);
}
.indicador__pilula i {
  width: 7px; height: 7px; border-radius: 50%; background: var(--cor-seg, var(--ouro-500));
  box-shadow: 0 0 10px var(--cor-seg, var(--ouro-500));
}
.indicador__datas { font-family: var(--interface); font-size: 0.72rem; color: var(--tinta-suave); }
@media (max-width: 1080px) { .indicador { top: 12.5rem; } }
@media (max-width: 640px) { .indicador { display: none; } }

/* Espinha e entradas */

.espinha { position: relative; padding-left: clamp(0rem, -1rem + 6vw, 4.5rem); }
.espinha::before {
  content: ""; position: absolute; left: clamp(0.6rem, 0.2rem + 1vw, 1.4rem); top: 0; bottom: 0; width: 1px;
  background: linear-gradient(180deg, transparent, var(--regua-forte) 4%, var(--regua-forte) 96%, transparent);
}
@media (max-width: 720px) { .espinha { padding-left: 0; } .espinha::before { display: none; } }

.grupo-periodo { margin-bottom: clamp(2.5rem, 1.5rem + 3vw, 4.5rem); }
.grupo-periodo:last-child { margin-bottom: 0; }

.grupo-periodo__cabeca {
  position: relative; display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.6rem 1rem;
  padding-bottom: 0.9rem; margin-bottom: 1.75rem;
  border-bottom: 1px solid var(--regua);
}
.grupo-periodo__cabeca::before {
  content: ""; position: absolute; left: calc(-1 * clamp(0rem, -1rem + 6vw, 4.5rem) + clamp(0.2rem, -0.2rem + 1vw, 1rem));
  top: 0.45rem; width: 0.85rem; height: 0.85rem; border-radius: 50%;
  background: var(--cor-seg, var(--lapis-500));
  box-shadow: 0 0 0 4px var(--areia-50), 0 0 16px -2px var(--cor-seg, var(--lapis-500));
}
@media (max-width: 720px) { .grupo-periodo__cabeca::before { display: none; } }
.grupo-periodo__cabeca h2 { margin: 0; font-size: clamp(1.4rem, 1.2rem + 0.9vw, 1.95rem); }
.grupo-periodo__cabeca h2 a { color: inherit; text-decoration: none; }
.grupo-periodo__cabeca h2 a:hover { color: var(--lapis-700); }
.grupo-periodo__datas {
  font-family: var(--interface); font-size: 0.8rem; letter-spacing: 0.04em; color: var(--tinta-suave);
}
.grupo-periodo__contagem {
  margin-left: auto; font-family: var(--interface); font-size: 0.75rem; color: var(--tinta-suave);
}

.entrada {
  position: relative; border-bottom: 1px solid var(--regua);
  scroll-margin-top: 10rem;
}
.entrada:last-child { border-bottom: 0; }
.entrada[open] { background: linear-gradient(180deg, var(--areia-100), transparent 70%); }

.entrada > summary {
  display: grid; grid-template-columns: 9.5rem minmax(0, 1fr) auto;
  gap: 0.4rem 1.5rem; align-items: start;
  padding: 1.35rem 0; cursor: pointer; list-style: none;
  transition: background .2s ease;
}
.entrada > summary::-webkit-details-marker { display: none; }
.entrada > summary:hover .entrada__titulo { color: var(--lapis-700); }
.entrada > summary:hover .entrada__data { color: var(--tinta); }

.entrada__data {
  font-family: var(--interface); font-size: 0.83rem; font-weight: 600;
  letter-spacing: 0.02em; color: var(--tinta-media); padding-top: 0.15rem;
  transition: color .2s ease;
}
.entrada__certeza {
  display: block; font-weight: 400; font-size: 0.68rem; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--areia-600); margin-top: 0.22rem;
}
.entrada__corpo { min-width: 0; }
.entrada__titulo {
  font-family: var(--display); font-size: clamp(1.1rem, 1.02rem + 0.35vw, 1.32rem);
  line-height: 1.28; margin: 0 0 0.4rem; transition: color .2s ease;
}
.entrada__resumo { font-size: 0.965rem; color: var(--tinta-media); margin: 0; }
.entrada__meta {
  display: flex; flex-wrap: wrap; gap: 0.35rem 0.75rem; margin-top: 0.7rem;
  font-family: var(--interface); font-size: 0.72rem; color: var(--tinta-suave);
}
.entrada__meta span { display: inline-flex; align-items: center; gap: 0.35rem; }
.entrada__meta span::before {
  content: ""; width: 3px; height: 3px; border-radius: 50%; background: var(--areia-400);
}
.entrada__seta {
  align-self: center; width: 1.9rem; height: 1.9rem; border-radius: 50%;
  border: 1px solid var(--regua-forte); display: grid; place-items: center;
  transition: transform .28s cubic-bezier(.22,.7,.3,1), border-color .2s ease, background .2s ease;
}
.entrada__seta::before {
  content: ""; width: 7px; height: 7px; border-right: 1.5px solid var(--tinta-media);
  border-bottom: 1.5px solid var(--tinta-media); transform: rotate(45deg) translate(-1px, -1px);
}
.entrada > summary:hover .entrada__seta { border-color: var(--lapis-500); background: var(--areia-100); }
.entrada[open] > summary .entrada__seta { transform: rotate(180deg); border-color: var(--lapis-500); }

.entrada__aberto { padding: 0 0 1.7rem; }
.entrada__aberto .entrada__grade {
  display: grid; grid-template-columns: 9.5rem minmax(0, 1fr);
  gap: 1.5rem;
}
.entrada__aberto .entrada__conteudo { max-width: 60ch; }
.entrada__aberto p { font-size: 0.97rem; }
.entrada__ficha {
  list-style: none; margin: 0 0 1.2rem; padding: 0;
  display: grid; gap: 0.5rem;
  font-family: var(--interface); font-size: 0.76rem;
}
.entrada__ficha dt {
  font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  font-size: 0.63rem; color: var(--areia-600);
}
.entrada__ficha dd { margin: 0.1rem 0 0.6rem; color: var(--tinta-media); }
.entrada__ficha dd:last-child { margin-bottom: 0; }
.entrada__ficha a { color: var(--lapis-700); text-decoration: none; }
.entrada__ficha a:hover { text-decoration: underline; }

@media (max-width: 720px) {
  .entrada > summary { grid-template-columns: minmax(0, 1fr) auto; gap: 0.35rem 0.9rem; }
  .entrada__data { grid-column: 1; order: -1; padding-top: 0; }
  .entrada__certeza { display: inline; margin-left: 0.5rem; }
  .entrada__seta { grid-row: span 2; }
  .entrada__aberto .entrada__grade { grid-template-columns: 1fr; }
}

/* ------------------------------------------------ 9. Página do evento */

.evento-topo { position: relative; }
.evento-topo__grade {
  width: min(100% - 2.5rem, var(--largura)); margin-inline: auto;
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 20rem);
  gap: clamp(1.75rem, 1rem + 3vw, 4rem); align-items: end;
  padding-block: clamp(2.75rem, 1.5rem + 4vw, 5rem);
}
.medalhao {
  display: inline-flex; flex-direction: column; align-items: flex-start;
  border-left: 2px solid var(--ouro-500); padding-left: 1.1rem; margin-bottom: 1.5rem;
}
.medalhao__data {
  font-family: var(--display); font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.35rem);
  line-height: 1; color: var(--areia-50); letter-spacing: 0.01em;
}
.medalhao__nota {
  font-family: var(--interface); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ouro-400); margin-top: 0.55rem;
}
.evento-topo h1 { font-size: clamp(1.95rem, 1.4rem + 2.4vw, 3.15rem); margin-bottom: 1.1rem; }
.evento-topo__resumo {
  font-size: clamp(1.05rem, 1rem + 0.35vw, 1.22rem); line-height: 1.6; font-weight: 300;
  color: color-mix(in srgb, var(--areia-100) 90%, transparent); max-width: 42rem; margin: 0;
}
.evento-topo__etiquetas { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1.5rem; }

.ficha {
  border: 1px solid color-mix(in srgb, var(--ouro-500) 24%, transparent);
  background: linear-gradient(155deg, color-mix(in srgb, var(--areia-100) 10%, transparent), color-mix(in srgb, var(--negro) 45%, transparent));
  backdrop-filter: blur(8px);
  border-radius: var(--raio-m); padding: 1.35rem 1.5rem;
  box-shadow: var(--sombra-alta);
}
.ficha h2 {
  font-family: var(--interface); font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.19em; text-transform: uppercase; color: var(--ouro-400); margin-bottom: 1rem;
}
.ficha dl { margin: 0; font-family: var(--interface); font-size: 0.83rem; }
.ficha dt {
  font-size: 0.63rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: color-mix(in srgb, var(--areia-300) 62%, transparent);
}
.ficha dd {
  margin: 0.2rem 0 0.85rem; color: var(--areia-100); line-height: 1.45;
}
.ficha dd:last-child { margin-bottom: 0; }
.ficha dd a { color: var(--ouro-400); text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--ouro-500) 40%, transparent); }
.ficha dd a:hover { color: var(--ouro-200); border-bottom-color: var(--ouro-200); }

@media (max-width: 940px) {
  .evento-topo__grade { grid-template-columns: 1fr; align-items: start; }
}

.evento-corpo { padding-block: clamp(2.5rem, 1.5rem + 3vw, 4.5rem); }
.evento-corpo__grade {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 19rem);
  gap: clamp(2rem, 1rem + 4vw, 4.5rem); align-items: start;
}
@media (max-width: 940px) { .evento-corpo__grade { grid-template-columns: 1fr; } }

.evento-corpo h2 {
  font-size: clamp(1.25rem, 1.12rem + 0.5vw, 1.55rem);
  padding-bottom: 0.5rem; border-bottom: 1px solid var(--regua);
  margin-top: 2.6rem;
}
.evento-corpo h2:first-child { margin-top: 0; }

.lista-consequencias { list-style: none; margin: 0; padding: 0; }
.lista-consequencias li {
  position: relative; padding-left: 2.1rem; margin-bottom: 0.9rem;
  font-size: 0.985rem; color: var(--tinta-media);
}
.lista-consequencias li::before {
  content: ""; position: absolute; left: 0; top: 0.68em;
  width: 1.35rem; height: 1px; background: var(--ouro-500);
}

.painel-lateral { display: grid; gap: 1.75rem; position: sticky; top: 6.5rem; }
@media (max-width: 940px) { .painel-lateral { position: static; } }

.bloco-lateral {
  border-top: 2px solid var(--negro);
  padding-top: 1rem;
}
.bloco-lateral h2 {
  font-family: var(--interface); font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.17em; text-transform: uppercase; color: var(--tinta-suave);
  margin-bottom: 0.9rem; border: 0; padding: 0;
}
.bloco-lateral ol, .bloco-lateral ul { margin: 0; padding: 0; list-style: none; }
.bloco-lateral li { margin-bottom: 0.85rem; font-size: 0.86rem; line-height: 1.5; }
.bloco-lateral li:last-child { margin-bottom: 0; }
.fonte-item cite { font-style: normal; color: var(--tinta); display: block; }
.fonte-item span { display: block; color: var(--tinta-suave); font-family: var(--interface); font-size: 0.75rem; margin-top: 0.15rem; }
.fonte-item a { text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--lapis-600) 35%, transparent); }
.fonte-item a:hover { border-bottom-color: var(--lapis-600); }

.nota-datacao {
  background: color-mix(in srgb, var(--ouro-500) 9%, transparent);
  border: 1px solid color-mix(in srgb, var(--ouro-600) 24%, transparent);
  border-radius: var(--raio-m); padding: 1.1rem 1.25rem; margin: 1.75rem 0;
}
.nota-datacao h3 {
  font-family: var(--interface); font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.15em; text-transform: uppercase; color: var(--ouro-700); margin-bottom: 0.55rem;
}
.nota-datacao p { font-size: 0.92rem; color: var(--tinta-media); margin: 0; }

/* Navegação anterior e próximo */

.passos {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--regua); border-block: 1px solid var(--regua);
}
.passo {
  display: flex; flex-direction: column; gap: 0.35rem;
  padding: 1.5rem clamp(1rem, 0.5rem + 1.5vw, 2rem);
  background: var(--areia-50); text-decoration: none;
  transition: background .22s ease;
}
.passo:hover { background: var(--areia-100); }
.passo--proximo { text-align: right; align-items: flex-end; }
.passo__rotulo {
  font-family: var(--interface); font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.15em; text-transform: uppercase; color: var(--ouro-600);
  display: inline-flex; align-items: center; gap: 0.5rem;
}
.passo__titulo { font-family: var(--display); font-size: 1.05rem; line-height: 1.3; color: var(--tinta); }
.passo:hover .passo__titulo { color: var(--lapis-700); }
.passo__data { font-family: var(--interface); font-size: 0.75rem; color: var(--tinta-suave); }
.passo--vazio { background: var(--areia-100); opacity: 0.7; }
.passo--vazio .passo__titulo { color: var(--tinta-suave); font-family: var(--leitura); font-size: 0.95rem; }
@media (max-width: 640px) { .passos { grid-template-columns: 1fr; } .passo--proximo { text-align: left; align-items: flex-start; } }

/* ------------------------------------------- 10. Listas e composições */

.lista-registros { list-style: none; margin: 0; padding: 0; }
.registro {
  display: grid; grid-template-columns: 11rem minmax(0, 1fr) auto;
  gap: 0.4rem 1.75rem; align-items: baseline;
  padding: 1.25rem 0; border-bottom: 1px solid var(--regua);
  text-decoration: none; position: relative;
  transition: padding-left .25s cubic-bezier(.22,.7,.3,1);
}
.registro::before {
  content: ""; position: absolute; left: -1rem; top: 50%; width: 0; height: 1px;
  background: var(--ouro-500); transform: translateY(-50%);
  transition: width .25s cubic-bezier(.22,.7,.3,1);
}
.registro:hover { padding-left: 0.9rem; }
.registro:hover::before { width: 0.6rem; left: 0; }
.registro:hover .registro__nome { color: var(--lapis-700); }
.registro__periodo {
  font-family: var(--interface); font-size: 0.78rem; font-weight: 600; color: var(--tinta-media);
}
.registro__periodo small { display: block; font-weight: 400; font-size: 0.72rem; color: var(--tinta-suave); margin-top: 0.15rem; }
.registro__nome { font-family: var(--display); font-size: 1.18rem; color: var(--tinta); transition: color .2s ease; }
.registro__nome + p { margin: 0.35rem 0 0; font-size: 0.93rem; color: var(--tinta-media); max-width: 62ch; }
.registro__contagem {
  font-family: var(--interface); font-size: 0.74rem; color: var(--tinta-suave); white-space: nowrap;
}
@media (max-width: 760px) {
  .registro { grid-template-columns: 1fr; gap: 0.3rem; }
  .registro__contagem { margin-top: 0.35rem; }
}

/* Painéis de período em composição alternada */

.painel-periodo {
  position: relative; display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(1.5rem, 0.5rem + 3vw, 3.5rem); align-items: center;
  padding-block: clamp(2rem, 1rem + 3vw, 3.5rem);
  border-bottom: 1px solid var(--regua);
}
.painel-periodo:last-of-type { border-bottom: 0; }
.painel-periodo:nth-child(even) .painel-periodo__arte { order: -1; }
.painel-periodo__arte {
  position: relative; border-radius: var(--raio-m); overflow: hidden;
  background: var(--negro-2); aspect-ratio: 16 / 10;
  box-shadow: var(--sombra-media);
}
.painel-periodo__arte img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.22,.7,.3,1); }
.painel-periodo:hover .painel-periodo__arte img { transform: scale(1.045); }
.painel-periodo__arte::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(200deg, transparent 45%, color-mix(in srgb, var(--negro) 62%, transparent));
}
.painel-periodo__ordem {
  position: absolute; left: 1rem; bottom: 0.4rem; z-index: 2;
  font-family: var(--display); font-size: clamp(3rem, 2rem + 4vw, 5.5rem); line-height: 1;
  color: color-mix(in srgb, var(--areia-100) 26%, transparent);
  letter-spacing: -0.02em; pointer-events: none;
}
.painel-periodo h2 { margin-bottom: 0.55rem; }
.painel-periodo h2 a { color: inherit; text-decoration: none; }
.painel-periodo h2 a:hover { color: var(--lapis-700); }
.painel-periodo__datas {
  font-family: var(--interface); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ouro-600); margin-bottom: 0.9rem;
}
.painel-periodo p { color: var(--tinta-media); }
.painel-periodo__marcos { list-style: none; margin: 1.1rem 0 1.3rem; padding: 0; }
.painel-periodo__marcos li {
  position: relative; padding-left: 1.4rem; margin-bottom: 0.45rem;
  font-size: 0.92rem; color: var(--tinta-media);
}
.painel-periodo__marcos li::before {
  content: ""; position: absolute; left: 0; top: 0.62em; width: 0.7rem; height: 1px; background: var(--areia-400);
}
@media (max-width: 860px) {
  .painel-periodo { grid-template-columns: 1fr; }
  .painel-periodo:nth-child(even) .painel-periodo__arte { order: 0; }
}

/* ---------------------------------------------------- 11. Glossário */

.alfabeto {
  display: flex; flex-wrap: wrap; gap: 0.3rem; margin-bottom: 2.5rem;
  padding-bottom: 1.5rem; border-bottom: 1px solid var(--regua);
}
.alfabeto a, .alfabeto span {
  font-family: var(--interface); font-size: 0.82rem; font-weight: 600;
  width: 2.1rem; height: 2.1rem; display: grid; place-items: center;
  border: 1px solid var(--regua); border-radius: var(--raio); text-decoration: none;
  color: var(--tinta-media); transition: all .18s ease;
}
.alfabeto a:hover { background: var(--negro); border-color: var(--negro); color: var(--areia-100); }
.alfabeto span { color: var(--areia-400); border-style: dashed; }

.verbetes { margin: 0; }
.verbetes__letra {
  font-family: var(--display); font-size: 2rem; color: var(--ouro-600);
  margin: 2.5rem 0 1.2rem; padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--regua); scroll-margin-top: 7rem;
}
.verbetes__letra:first-of-type { margin-top: 0; }
.verbete {
  padding: 1.1rem 0; border-bottom: 1px solid var(--regua);
  display: grid; grid-template-columns: minmax(0, 14rem) minmax(0, 1fr); gap: 0.4rem 2rem;
}
.verbete dt { font-family: var(--display); font-size: 1.14rem; color: var(--tinta); }
.verbete dt small {
  display: block; font-family: var(--interface); font-size: 0.72rem; font-style: italic;
  color: var(--tinta-suave); margin-top: 0.2rem; letter-spacing: 0.02em;
}
.verbete dd { margin: 0; font-size: 0.97rem; color: var(--tinta-media); }
.verbete dd .ver-tambem {
  display: block; margin-top: 0.5rem; font-family: var(--interface); font-size: 0.78rem; color: var(--tinta-suave);
}
@media (max-width: 700px) { .verbete { grid-template-columns: 1fr; } }

/* ------------------------------------------------ 12. Aviso e vazio */

.aviso {
  border: 1px dashed var(--areia-400); border-radius: var(--raio-m);
  padding: 2.5rem 2rem; text-align: center; background: var(--areia-100);
}
.aviso h2 { margin-bottom: 0.6rem; }
.aviso p { color: var(--tinta-media); max-width: 44ch; margin-inline: auto; }
.aviso .acoes { justify-content: center; margin-top: 1.5rem; }

.mensagem {
  border-left: 3px solid var(--lapis-600); background: color-mix(in srgb, var(--lapis-600) 7%, transparent);
  padding: 1rem 1.25rem; border-radius: 0 var(--raio) var(--raio) 0; margin-bottom: 1.75rem;
  font-size: 0.95rem;
}
.mensagem--erro { border-left-color: var(--terra-600); background: color-mix(in srgb, var(--terra-500) 8%, transparent); }
.mensagem--ok { border-left-color: #2e7d4f; background: color-mix(in srgb, #2e7d4f 8%, transparent); }
.mensagem ul { margin: 0.5rem 0 0; padding-left: 1.2rem; }

/* ---------------------------------------------------- 13. Formulário */

.formulario { display: grid; gap: 1.25rem; max-width: 34rem; }
.formulario .campo > label { font-size: 0.72rem; letter-spacing: 0.1em; }
.formulario textarea { min-height: 9rem; resize: vertical; font-family: var(--leitura); font-size: 0.97rem; line-height: 1.6; }
.formulario .ajuda { font-family: var(--interface); font-size: 0.75rem; color: var(--tinta-suave); }
.formulario__oculto { position: absolute; left: -9999px; }

/* ------------------------------------------------------ 14. Rodapé */

.rodape {
  position: relative; isolation: isolate; overflow: hidden;
  background: var(--negro); color: color-mix(in srgb, var(--areia-200) 78%, transparent);
  padding-top: clamp(3rem, 2rem + 3vw, 4.5rem);
  margin-top: clamp(3rem, 2rem + 4vw, 6rem);
}
.rodape::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(70% 90% at 88% 0%, color-mix(in srgb, var(--lapis-700) 52%, transparent), transparent 60%),
    radial-gradient(60% 80% at 0% 100%, color-mix(in srgb, var(--ouro-700) 20%, transparent), transparent 62%),
    var(--negro);
}
.rodape::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: var(--grao); opacity: 0.05; mix-blend-mode: overlay;
}
.rodape__topo {
  width: min(100% - 2.5rem, var(--largura)); margin-inline: auto;
  display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: clamp(1.75rem, 1rem + 2vw, 3rem);
  padding-bottom: clamp(2.5rem, 1.5rem + 2vw, 3.5rem);
}
.rodape__marca img { margin-bottom: 1rem; }
.rodape__assinatura {
  font-family: var(--display); font-size: 1.05rem; color: var(--areia-100);
  line-height: 1.4; margin-bottom: 0.85rem;
}
.rodape__assinatura strong { letter-spacing: 0.06em; text-transform: uppercase; font-weight: 400; }
.rodape__frase { font-size: 0.9rem; max-width: 26rem; color: color-mix(in srgb, var(--areia-200) 62%, transparent); }
.rodape__grupo h2 {
  font-family: var(--interface); font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.17em; text-transform: uppercase; color: var(--ouro-400); margin-bottom: 1rem;
}
.rodape__grupo ul { list-style: none; margin: 0; padding: 0; }
.rodape__grupo li { margin-bottom: 0.6rem; }
.rodape__grupo a {
  font-family: var(--interface); font-size: 0.845rem; text-decoration: none;
  color: color-mix(in srgb, var(--areia-200) 80%, transparent);
  transition: color .18s ease;
}
.rodape__grupo a:hover { color: var(--ouro-400); }
.rodape__base {
  width: min(100% - 2.5rem, var(--largura)); margin-inline: auto;
  border-top: 1px solid color-mix(in srgb, var(--areia-600) 26%, transparent);
  padding-block: 1.5rem 2.25rem;
  font-family: var(--interface); font-size: 0.775rem;
  color: color-mix(in srgb, var(--areia-300) 55%, transparent);
}
.rodape__base p { margin: 0 0 0.5rem; }
.rodape__nota { max-width: 70ch; }
@media (max-width: 900px) {
  .rodape__topo { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rodape__marca { grid-column: 1 / -1; }
}
@media (max-width: 560px) { .rodape__topo { grid-template-columns: 1fr; } }

/* -------------------------------------------------- 15. Preferências */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .capa__arte { animation: none; }
}

@media print {
  .topbar, .painel-filtros, .indicador, .rodape__topo, .passos, .fita { display: none; }
  body { background: #fff; font-size: 11pt; }
  .faixa--noite, .capa { background: #fff !important; color: #000; }
  .faixa--noite h1, .capa h1 { color: #000; }
  a { text-decoration: none; color: #000; }
  .entrada__aberto { display: block !important; }
}