/* =========================================================
   Portfólio · Vitória H. Miranda
   1. Fontes  2. Cores e medidas  3. Base  4. Topo
   5. Capa  6. Sumário  7. Capítulos  8. Sobre  9. Contato
   10. Página de projeto  11. Animações  12. Telas menores
   ========================================================= */

/* 1. Fontes ------------------------------------------------ */
@font-face {
  font-family: "Libre Caslon Text";
  src: url("../fonts/libre-caslon-text-regular.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Libre Caslon Text";
  src: url("../fonts/libre-caslon-text-italic.woff2") format("woff2");
  font-weight: 400; font-style: italic; font-display: swap;
}
@font-face {
  font-family: "Libre Caslon Text";
  src: url("../fonts/libre-caslon-text-bold.woff2") format("woff2");
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Libre Caslon Condensed";
  src: url("../fonts/libre-caslon-condensed.woff2") format("woff2");
  font-weight: 400 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Libre Caslon Condensed";
  src: url("../fonts/libre-caslon-condensed-italic.woff2") format("woff2");
  font-weight: 400 700; font-style: italic; font-display: swap;
}

/* 2. Cores e medidas -------------------------------------- */
:root {
  --cafe: #200000;       /* Coffee Bean */
  --papel: #fff7d6;      /* Cornsilk */
  --azul: #a3bdd6;       /* Powder Blue */
  --ouro: #ffcd63;       /* Golden Pollen */
  --vinho: #94353a;      /* cor do traço dos doodles */
  --papel-escuro: #f3e8bf;

  --f-titulo: "Libre Caslon Text", Georgia, serif;
  --f-texto: "Libre Caslon Condensed", Georgia, serif;
  --f-mao: "Patrick Hand", "Comic Sans MS", cursive;

  --margem: clamp(16px, 5vw, 72px);
  --largura: 1320px;
  --raio: 3px;

  /* textura de papel (ruído) */
  --ruido: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .35 0 0 0 0 .25 0 0 0 0 .15 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  --fibras: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='600' height='600'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012 .08' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .3 0 0 0 0 .2 0 0 0 .28 -.08'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E");
}

/* 3. Base -------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--papel);
  color: var(--cafe);
  font-family: var(--f-texto);
  font-size: clamp(1.05rem, 0.98rem + 0.3vw, 1.25rem);
  line-height: 1.55;
  overflow-x: clip;
}
/* papel texturizado sobre tudo */
body::after {
  content: "";
  position: fixed; inset: 0;
  background-image: var(--ruido), var(--fibras);
  mix-blend-mode: multiply;
  opacity: .32;
  pointer-events: none;
  z-index: 100;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--f-titulo); font-weight: 700; line-height: 1; margin: 0; }
p { margin: 0 0 1em; }
section[id] { scroll-margin-top: 64px; }
:focus-visible { outline: 2px dashed currentColor; outline-offset: 4px; }

.pular {
  position: absolute; left: -999px; top: 8px; z-index: 200;
  background: var(--cafe); color: var(--papel); padding: .5em 1em;
}
.pular:focus { left: 8px; }

.mao { font-family: var(--f-mao); font-weight: 400; letter-spacing: .01em; }
.titulo-secao { font-size: clamp(3rem, 2rem + 6vw, 7.5rem); letter-spacing: -.02em; }

/* marcação de texto a preencher */
mark.preencher {
  background: var(--ouro);
  color: var(--cafe);
  font-family: var(--f-mao);
  font-style: normal;
  padding: 0 .3em;
  border-radius: 2px;
  font-size: max(.9rem, .42em);
  letter-spacing: 0;
  line-height: 1.4;
}

.doodle { position: absolute; pointer-events: none; user-select: none; }

/* botão-link com sublinhado à mão */
.botao {
  display: inline-flex; align-items: center; gap: .5em;
  font-family: var(--f-titulo); font-style: italic; font-size: 1.15rem;
  text-decoration: none;
  padding: .7em 1.4em;
  border: 1.5px solid currentColor;
  border-radius: 999px 960px 999px 940px / 940px 999px 960px 999px; /* contorno levemente torto */
  transition: background-color .25s, color .25s, transform .25s;
}
.botao:hover { background: var(--cafe); color: var(--papel); transform: rotate(-1.5deg); }
.tema-cafe .botao:hover { background: var(--papel); color: var(--cafe); }

/* fita adesiva */
.fita { position: relative; }
.fita::before {
  content: "";
  position: absolute; top: -14px; left: 50%;
  width: 110px; height: 30px;
  translate: -50% 0; rotate: -4deg;
  background: color-mix(in srgb, var(--ouro) 75%, transparent);
  box-shadow: 0 1px 2px rgb(0 0 0 / .08);
  clip-path: polygon(3% 0, 97% 4%, 100% 50%, 96% 100%, 2% 96%, 0 50%);
  z-index: 2;
}

/* 4. Topo -------------------------------------------------- */
.topo {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px var(--margem);
  background: color-mix(in srgb, var(--papel) 92%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid color-mix(in srgb, var(--cafe) 12%, transparent);
}
.topo__nome { font-family: var(--f-titulo); font-style: italic; font-size: 1.15rem; text-decoration: none; }
.topo__nav { display: flex; gap: clamp(1rem, 3vw, 2.5rem); }
.topo__nav a {
  text-decoration: none; font-size: 1.05rem; text-transform: uppercase; letter-spacing: .12em;
  background: linear-gradient(var(--vinho), var(--vinho)) no-repeat 0 100% / 0 1.5px;
  transition: background-size .3s;
}
.topo__nav a:hover { background-size: 100% 1.5px; }
.topo__menu-btn { display: none; }

/* 5. Capa -------------------------------------------------- */
.capa {
  position: relative;
  min-height: min(calc(100svh - 60px), 920px);
  display: grid; place-items: center;
  padding: clamp(48px, 8vw, 110px) var(--margem) clamp(64px, 9vw, 120px);
  overflow: hidden;
}
/* imagens dos projetos espalhadas atrás do caderno */
.capa__colagem { position: absolute; inset: 0; pointer-events: none; }
.capa__colagem img {
  position: absolute;
  width: clamp(160px, 22vw, 340px);
  border: 8px solid #fffdf3;
  box-shadow: 0 6px 18px rgb(32 0 0 / .18);
}
.capa__colagem img:nth-child(1) { top: 6%;  left: 3%;   rotate: -8deg; }
.capa__colagem img:nth-child(2) { top: 4%;  right: 4%;  rotate: 6deg; }
.capa__colagem img:nth-child(3) { bottom: 6%; left: 6%;  rotate: 5deg; }
.capa__colagem img:nth-child(4) { bottom: 4%; right: 3%; rotate: -5deg; }

.caderno {
  position: relative;
  width: min(100%, 980px);
  display: grid; grid-template-columns: clamp(18px, 3vw, 34px) 1fr;
  rotate: -2.5deg;
  box-shadow: 0 2px 0 rgb(32 0 0 / .08), 0 30px 60px -20px rgb(32 0 0 / .35);
  z-index: 1;
}
.caderno__lombada {
  background: var(--cafe) var(--ruido);
  background-blend-mode: soft-light;
  border-radius: 6px 0 0 6px;
}
.caderno__folha {
  position: relative;
  background: radial-gradient(120% 90% at 30% 20%, #fbf1cc 0%, var(--papel-escuro) 70%, #eadcaa 100%);
  padding: clamp(28px, 5vw, 64px) clamp(22px, 5vw, 72px) clamp(36px, 6vw, 80px);
  min-height: clamp(420px, 60vw, 620px);
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto 1fr auto auto;
  overflow: hidden;
}
.caderno__areas {
  font-family: var(--f-titulo); font-style: italic;
  font-size: clamp(1rem, .9rem + .6vw, 1.45rem); line-height: 1.25;
  margin: 0;
}
.caderno__funcao { font-family: var(--f-titulo); font-style: italic; font-size: clamp(1rem, .9rem + .6vw, 1.45rem); margin: 0; }
.caderno__titulo {
  grid-column: 1 / -1; grid-row: 3;
  font-size: clamp(4rem, 1rem + 13vw, 11.5rem);
  letter-spacing: -.035em;
  line-height: .85;
  justify-self: end;
  position: relative; z-index: 1;
}
.caderno__nome {
  grid-column: 1 / -1; grid-row: 4;
  justify-self: end;
  font-family: var(--f-titulo); font-style: italic;
  font-size: clamp(1.05rem, .9rem + .8vw, 1.7rem);
  margin: .6em .2em 0 0;
}
.caderno__seta {
  position: absolute; left: clamp(22px, 5vw, 72px); bottom: clamp(18px, 3vw, 34px);
  display: flex; align-items: flex-end; gap: .2em;
  font-size: clamp(1.1rem, 1rem + .5vw, 1.5rem);
  text-decoration: none; color: var(--vinho);
}
.caderno__seta svg { width: 34px; height: 40px; fill: none; stroke: currentColor; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }

.doodle--autorretrato { width: clamp(110px, 17vw, 190px); left: 42%; top: 7%; rotate: -6deg; }
.doodle--flor-grande  { width: clamp(80px, 13vw, 150px); right: 6%; top: 20%; rotate: 12deg; }
.doodle--coracao      { width: clamp(40px, 6vw, 64px); left: 64%; top: 12%; rotate: 10deg; }
.doodle--flor-1       { width: clamp(46px, 7vw, 80px); left: 9%; top: 47%; rotate: 8deg; }

/* 6. Sumário ---------------------------------------------- */
.sumario {
  max-width: var(--largura); margin: 0 auto;
  padding: clamp(64px, 10vw, 140px) var(--margem);
}
.sumario__cabeca { position: relative; display: flex; align-items: flex-end; gap: 1rem; margin-bottom: clamp(24px, 4vw, 48px); }
.sumario__cabeca .doodle { position: static; width: clamp(48px, 7vw, 90px); rotate: 14deg; }
.sumario__lista { list-style: none; margin: 0; padding: 0; border-top: 1.5px solid var(--cafe); }
.sumario__lista li { border-bottom: 1px solid color-mix(in srgb, var(--cafe) 35%, transparent); }
.sumario__lista a {
  display: grid;
  grid-template-columns: 3.2em 1fr auto auto;
  align-items: baseline; gap: 1rem;
  padding: clamp(14px, 2vw, 22px) 0;
  text-decoration: none;
  transition: padding .3s, background-color .3s;
}
.sumario__lista a:hover { padding-left: .8rem; background: color-mix(in srgb, var(--ouro) 35%, transparent); }
.sumario__num { font-family: var(--f-mao); font-size: 1.3rem; color: var(--vinho); }
.sumario__titulo { font-family: var(--f-titulo); font-size: clamp(1.5rem, 1rem + 2.4vw, 3rem); line-height: 1.1; }
.sumario__cat { font-family: var(--f-titulo); font-style: italic; font-size: 1rem; text-align: right; }
.sumario__seta { font-size: 1.4rem; transition: translate .3s; }
.sumario__lista a:hover .sumario__seta { translate: 6px 0; }

/* 7. Capítulos -------------------------------------------- */
.capitulo { position: relative; overflow: hidden; padding: clamp(72px, 11vw, 160px) var(--margem); }
.tema-papel { background: var(--papel); color: var(--cafe); }
.tema-cafe  { background: var(--cafe); color: var(--papel); }
.tema-azul  { background: var(--azul); color: var(--cafe); }

.capitulo__grade {
  max-width: var(--largura); margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(32px, 6vw, 96px); align-items: center;
}
.capitulo:nth-of-type(even) .capitulo__grade { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.capitulo:nth-of-type(even) .capitulo__texto { order: 2; }

.capitulo__num { font-family: var(--f-mao); font-size: clamp(1.3rem, 1rem + 1vw, 1.9rem); color: var(--vinho); margin-bottom: .4em; display: block; }
.tema-cafe .capitulo__num { color: var(--ouro); }
.capitulo__titulo { font-size: clamp(2.8rem, 1.5rem + 5vw, 6.2rem); letter-spacing: -.025em; margin-bottom: .25em; }
.capitulo__cat { font-family: var(--f-titulo); font-style: italic; font-size: clamp(1.05rem, 1rem + .4vw, 1.4rem); margin-bottom: 1.2em; }
.capitulo__chamada {
  font-size: clamp(1.2rem, 1rem + .8vw, 1.6rem); line-height: 1.35; font-weight: 500;
  padding-left: 1rem; border-left: 2px solid var(--vinho);
}
.tema-cafe .capitulo__chamada { border-color: var(--ouro); }
.capitulo__resumo { max-width: 36em; opacity: .9; }
.capitulo__tags { display: flex; flex-wrap: wrap; gap: .4rem; list-style: none; padding: 0; margin: 0 0 1.8rem; }
.capitulo__tags li {
  font-size: .85rem; text-transform: uppercase; letter-spacing: .1em;
  border: 1px solid currentColor; border-radius: 999px; padding: .15em .8em;
}

/* colagem de imagens do capítulo */
.capitulo__imagens { position: relative; display: grid; grid-template-columns: repeat(6, 1fr); align-items: start; }
.capitulo__imagens a { display: block; text-decoration: none; }
.capitulo__imagens figure { margin: 0; }
.capitulo__imagens img { width: 100%; border: 7px solid #fffdf3; box-shadow: 0 10px 30px -8px rgb(32 0 0 / .35); background: #fffdf3; }
.capitulo__imagens .principal { grid-column: 1 / -1; rotate: -1.5deg; transition: rotate .4s, scale .4s; }
.capitulo__imagens .principal:hover { rotate: 0deg; scale: 1.015; }
.capitulo__imagens .apoio-1 { grid-column: 1 / 4; margin-top: -8%; rotate: 3deg; z-index: 1; }
.capitulo__imagens .apoio-2 { grid-column: 4 / 7; margin-top: 4%; rotate: -2.5deg; }
.capitulo .doodle { width: clamp(56px, 8vw, 110px); top: clamp(24px, 4vw, 56px); right: var(--margem); rotate: 10deg; opacity: .95; }
.tema-cafe .doodle { filter: brightness(2.2) saturate(.6); }

/* espaço reservado (projeto sem imagens) */
.reservado {
  aspect-ratio: 4 / 3;
  display: grid; place-items: center; text-align: center;
  border: 2px dashed currentColor; border-radius: 8px;
  padding: 2rem;
  font-family: var(--f-mao); font-size: 1.4rem;
  rotate: -1deg;
}

/* 8. Sobre ------------------------------------------------- */
.sobre { background: var(--papel); overflow: hidden; padding: clamp(72px, 11vw, 160px) var(--margem); }
.sobre__grade {
  max-width: var(--largura); margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 96px); align-items: center;
}
.sobre__retrato {
  position: relative;
  background: var(--papel) var(--fibras);
  padding: clamp(24px, 4vw, 48px);
  rotate: -3deg;
  box-shadow: 0 20px 40px -18px rgb(32 0 0 / .4);
}
.sobre__retrato { padding: clamp(10px, 1.4vw, 16px) clamp(10px, 1.4vw, 16px) clamp(40px, 5vw, 64px); background: #fffdf3; }
.sobre__foto { width: 100%; }
.sobre__retrato .doodle--flor-sobre { width: 38%; right: -16%; bottom: -12%; rotate: 8deg; }
.sobre__nome { font-family: var(--f-titulo); font-style: italic; font-size: clamp(1.3rem, 1rem + 1vw, 2rem); margin: .4em 0 .8em; }
.sobre__bio { font-size: clamp(1.15rem, 1rem + .6vw, 1.5rem); line-height: 1.5; max-width: 32em; }
.sobre__areas { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; padding: 0; margin: 1.5rem 0 0; }
.sobre__areas li { border: 1px solid currentColor; padding: .2em .9em; border-radius: 999px; font-size: .95rem; text-transform: uppercase; letter-spacing: .08em; }

/* 9. Contato ----------------------------------------------- */
.contato {
  position: relative;
  text-align: center;
  padding: clamp(80px, 12vw, 170px) var(--margem);
  overflow: hidden;
}
.contato__obrigada { display: flex; justify-content: center; margin-bottom: clamp(24px, 4vw, 48px); }
.contato__obrigada img { width: min(80vw, 620px); }
.contato__chamada { font-family: var(--f-titulo); font-style: italic; font-size: 1.2rem; }
.contato__email {
  display: inline-block;
  font-family: var(--f-titulo); font-size: clamp(1.25rem, .8rem + 2.8vw, 3rem);
  text-decoration: none; word-break: break-word;
  background: linear-gradient(var(--ouro), var(--ouro)) no-repeat 0 88% / 100% .35em;
  transition: background-size .3s;
}
.contato__email:hover { background-size: 100% .9em; }
.contato__redes { display: flex; justify-content: center; flex-wrap: wrap; gap: 1rem 2rem; list-style: none; padding: 0; margin: 2.2rem 0 0; }
.contato__redes a { text-transform: uppercase; letter-spacing: .12em; font-size: 1rem; text-underline-offset: .3em; }
.doodle--coracao-contato { width: clamp(50px, 7vw, 90px); right: 12%; top: 18%; rotate: 14deg; }

.rodape {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem;
  padding: 22px var(--margem);
  background: var(--cafe); color: var(--papel);
  font-size: .95rem;
}
.rodape p { margin: 0; }

/* 10. Página de projeto ----------------------------------- */
.projeto__cabeca {
  max-width: var(--largura); margin: 0 auto;
  padding: clamp(48px, 8vw, 110px) var(--margem) clamp(32px, 5vw, 64px);
  position: relative;
}
.projeto__voltar { font-family: var(--f-mao); font-size: 1.2rem; color: var(--vinho); text-decoration: none; }
.projeto__titulo { font-size: clamp(3.2rem, 1.5rem + 8vw, 9rem); letter-spacing: -.03em; margin: .3em 0 .15em; }
.projeto__cat { font-family: var(--f-titulo); font-style: italic; font-size: clamp(1.15rem, 1rem + .6vw, 1.6rem); }
.projeto__cabeca .doodle { width: clamp(60px, 10vw, 140px); right: var(--margem); top: clamp(40px, 7vw, 100px); rotate: 12deg; }

.projeto__capa { max-width: var(--largura); margin: 0 auto; padding: 0 var(--margem); }
.projeto__capa img { width: 100%; box-shadow: 0 20px 50px -20px rgb(32 0 0 / .4); }

.projeto__info {
  max-width: var(--largura); margin: 0 auto;
  padding: clamp(48px, 8vw, 110px) var(--margem);
  display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 96px);
}
.ficha { margin: 0; display: grid; gap: 1.2rem; align-content: start; }
.ficha div { border-top: 1px solid color-mix(in srgb, var(--cafe) 35%, transparent); padding-top: .6rem; }
.ficha dt { font-family: var(--f-mao); font-size: 1.1rem; color: var(--vinho); }
.ficha dd { margin: 0; }
.projeto__texto p { font-size: clamp(1.15rem, 1rem + .5vw, 1.4rem); line-height: 1.55; }
.projeto__subtitulo {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.2rem);
  margin: 1.6em 0 .5em;
  color: var(--vinho);
}
.projeto__texto p:first-child::first-letter {
  font-family: var(--f-titulo); font-weight: 700;
  float: left; font-size: 3.6em; line-height: .82; margin: .06em .1em 0 0; color: var(--vinho);
}

.galeria {
  max-width: var(--largura); margin: 0 auto;
  padding: 0 var(--margem) clamp(64px, 10vw, 140px);
  display: flex; flex-direction: column; gap: clamp(14px, 2.4vw, 32px);
}
.galeria__linha { display: flex; gap: clamp(14px, 2.4vw, 32px); align-items: flex-start; }
.galeria figure { margin: 0; min-width: 0; }
.galeria button { all: unset; display: block; cursor: zoom-in; width: 100%; }
.galeria button:focus-visible { outline: 2px dashed var(--cafe); outline-offset: 4px; }
.galeria img { width: 100%; background: var(--papel-escuro); transition: scale .4s; }
.galeria button:hover img { scale: 1.01; }

.vazio { max-width: var(--largura); margin: 0 auto clamp(64px, 10vw, 140px); padding: 0 var(--margem); }

.navegacao {
  display: grid; grid-template-columns: 1fr 1fr;
  border-top: 1.5px solid var(--cafe);
}
.navegacao a {
  padding: clamp(28px, 5vw, 64px) var(--margem);
  text-decoration: none;
  transition: background-color .3s;
}
.navegacao a:hover { background: color-mix(in srgb, var(--ouro) 40%, transparent); }
.navegacao a + a { text-align: right; border-left: 1px solid color-mix(in srgb, var(--cafe) 35%, transparent); }
.navegacao small { display: block; font-family: var(--f-mao); font-size: 1.1rem; color: var(--vinho); }
.navegacao strong { font-family: var(--f-titulo); font-size: clamp(1.4rem, 1rem + 2vw, 2.6rem); line-height: 1.1; }

/* lupa (imagem ampliada) */
.lupa { border: 0; padding: 0; background: transparent; max-width: 96vw; max-height: 94vh; }
.lupa::backdrop { background: rgb(32 0 0 / .88); }
.lupa img { max-width: 96vw; max-height: 94vh; width: auto; }
.lupa__fechar {
  position: fixed; top: 12px; right: 16px;
  background: var(--papel); color: var(--cafe); border: 0; border-radius: 50%;
  width: 44px; height: 44px; font-size: 1.8rem; line-height: 1; cursor: pointer;
}

/* 11. Animações ------------------------------------------- */
.js [data-revelar] { opacity: 0; translate: 0 28px; transition: opacity .8s ease, translate .8s cubic-bezier(.2, .7, .2, 1); }
.js [data-revelar].visivel { opacity: 1; translate: 0 0; }

@keyframes balanco { 0%, 100% { transform: rotate(-3deg) translateY(0); } 50% { transform: rotate(3deg) translateY(-6px); } }
.doodle { animation: balanco 6s ease-in-out infinite; }
.doodle:nth-of-type(2n) { animation-duration: 7.5s; animation-delay: -2s; }
.doodle:nth-of-type(3n) { animation-duration: 9s; animation-delay: -4s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .doodle { animation: none; }
  .js [data-revelar] { opacity: 1; translate: none; transition: none; }
  * { transition: none !important; }
}

/* 12. Telas menores --------------------------------------- */
@media (max-width: 900px) {
  .capitulo__grade,
  .capitulo:nth-of-type(even) .capitulo__grade,
  .sobre__grade,
  .projeto__info { grid-template-columns: 1fr; }
  .capitulo:nth-of-type(even) .capitulo__texto { order: 0; }
  .capa__colagem img:nth-child(n+3) { display: none; }
  .sobre__retrato { max-width: 340px; }
}

@media (max-width: 640px) {
  .topo__menu-btn {
    display: block;
    font: inherit; font-family: var(--f-mao); font-size: 1.2rem;
    background: none; border: 1.5px solid var(--cafe); border-radius: 999px;
    padding: .15em .9em; color: var(--cafe); cursor: pointer;
    position: relative; z-index: 2;
  }
  .topo__nav {
    position: fixed; inset: 0;
    flex-direction: column; justify-content: center; align-items: center; gap: 1.6rem;
    background: var(--papel) var(--fibras);
    visibility: hidden; opacity: 0;
    transition: opacity .3s, visibility .3s;
  }
  .topo__nav a { font-family: var(--f-titulo); font-size: 2.6rem; text-transform: none; letter-spacing: -.01em; }
  .menu-aberto .topo__nav { visibility: visible; opacity: 1; }
  .menu-aberto { overflow: hidden; }

  .capa { min-height: auto; }
  .capa__colagem img { width: 130px; border-width: 5px; }
  .capa__colagem img:nth-child(1) { top: 2%; left: -30px; }
  .capa__colagem img:nth-child(2) { top: auto; bottom: 2%; right: -30px; }
  .caderno { rotate: -1.5deg; }
  .caderno__folha { grid-template-columns: 1fr; min-height: 480px; }
  .caderno__funcao { display: none; }
  .caderno__titulo { font-size: 15vw; justify-self: start; }
  .caderno__nome { justify-self: start; }
  .caderno__seta { position: static; grid-row: 5; margin-top: 1.4rem; }
  .doodle--autorretrato { left: auto; right: 8%; top: 34%; }
  .doodle--flor-grande { top: 34%; right: auto; left: 8%; width: 70px; }
  .doodle--coracao { left: 50%; top: 36%; }
  .doodle--flor-1 { display: none; }

  .sumario__lista a { grid-template-columns: 2.4em 1fr auto; }
  .sumario__cat { display: none; }

  .navegacao { grid-template-columns: 1fr; }
  .navegacao a + a { border-left: 0; border-top: 1px solid color-mix(in srgb, var(--cafe) 35%, transparent); }
  .doodle--coracao-contato { right: 6%; top: 8%; }
}