/* ==========================================================================
   Totto Rodrigues — estilos compartilhados do site do autor
   Usado pela home e pelas páginas futuras (/livros/, /sobre/, /roda-da-coruja/…).
   A página de Mistérios sem Respostas mantém o próprio estilo.
   ========================================================================== */

:root {
  --bg: #100e0c;
  --bg-2: #16130f;
  --bg-3: #1e1a15;
  --paper: #e9e0cf;
  --ivory: #f1eadc;
  --text: #ddd4c4;
  --text-2: #b3a896;
  --text-3: #8f8576;
  --gold: #b89a68;
  --gold-2: #d2b684;
  --line: rgba(233, 224, 207, .12);
  --line-2: rgba(233, 224, 207, .22);

  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Source Sans 3", "Segoe UI", system-ui, -apple-system, sans-serif;

  --max: 1180px;
  --gutter: clamp(20px, 5vw, 64px);
  --header-h: 72px;
}

/* Base ------------------------------------------------------------------- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* textura discreta de papel sobre todo o site */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: .045;
  mix-blend-mode: screen;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E");
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

:focus-visible { outline: 2px solid var(--gold-2); outline-offset: 4px; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  z-index: 200;
  padding: .6rem 1rem;
  background: var(--ivory);
  color: var(--bg);
  font-weight: 600;
}
.skip-link:focus { left: 12px; }

.container {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(16, 14, 12, .94);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background-color .3s;
}
@supports (backdrop-filter: blur(8px)) {
  .site-header { background: rgba(16, 14, 12, .82); backdrop-filter: blur(8px); }
}
.site-header.is-scrolled { border-bottom-color: var(--line); }

.header-inner {
  position: relative;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-family: var(--serif);
  font-size: 1.3rem;
  letter-spacing: .01em;
  color: var(--ivory);
  text-decoration: none;
  white-space: nowrap;
}

.nav-list {
  display: flex;
  gap: clamp(18px, 2.4vw, 34px);
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-list a {
  display: inline-block;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  font-size: .8rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-2);
  white-space: nowrap;
  transition: color .2s, border-color .2s;
}
.nav-list a:hover { color: var(--ivory); border-bottom-color: var(--gold); }
.nav-list a[aria-current="page"] { color: var(--ivory); }

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-right: -10px;
  padding: 0;
  background: none;
  border: 0;
  color: var(--ivory);
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  margin: 6px auto;
  background: currentColor;
  transition: transform .25s, opacity .25s;
}
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

/* Botões ----------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-family: var(--sans);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .13em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background-color .2s, border-color .2s, color .2s;
}
.btn-primary { background: var(--paper); color: #17130f; }
.btn-primary:hover { background: #fff8ea; }
.btn-secondary { border-color: var(--line-2); color: var(--ivory); }
.btn-secondary:hover { border-color: var(--gold); }
.btn[aria-disabled="true"] { opacity: .45; cursor: default; }
.btn[aria-disabled="true"]:hover { border-color: var(--line-2); }

.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }

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

.section {
  padding-block: clamp(72px, 11vw, 140px);
  border-top: 1px solid var(--line);
}

.section-label {
  margin: 0 0 14px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}

.section-title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.2rem, 4.4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--ivory);
}
.section-title--sm { font-size: clamp(1.9rem, 3.4vw, 2.7rem); }

.section-intro {
  max-width: 40em;
  margin: 22px 0 0;
  font-size: clamp(1.06rem, 1.4vw, 1.2rem);
  color: var(--text-2);
}

/* Hero ------------------------------------------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(48px, 9vh, 110px) clamp(72px, 12vh, 140px);
}
/* luz quente de luminária sobre a mesa */
.hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -12%;
  width: 70vw;
  height: 100%;
  background: radial-gradient(closest-side, rgba(184, 154, 104, .11), transparent);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: clamp(40px, 7vw, 110px);
  align-items: center;
}

.hero-name {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.25rem, 1rem + 5.4vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ivory);
}
.hero-name span { display: block; }

.hero-role {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 22px 0 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.3rem, 2vw, 1.65rem);
  color: var(--gold-2);
}
.hero-role::before {
  content: "";
  width: 44px;
  height: 1px;
  background: var(--gold);
}

.hero-lead {
  max-width: 32em;
  margin: 28px 0 38px;
  font-size: clamp(1.08rem, 1.35vw, 1.22rem);
  color: var(--text-2);
}

/* Fotografia do autor */
.author-portrait {
  position: relative;
  isolation: isolate;
  justify-self: end;
  width: 100%;
  max-width: 460px;
  margin: 0;
  aspect-ratio: 1 / 1;
}
.author-portrait::after {
  content: "";
  position: absolute;
  inset: 18px -18px -18px 18px;
  z-index: -1;
  border: 1px solid var(--line-2);
}
.author-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  box-shadow: 0 30px 70px -25px rgba(0, 0, 0, .8), 0 0 0 1px rgba(233, 224, 207, .1);
}

/* Obras ------------------------------------------------------------------ */

.obras-lista {
  display: grid;
  gap: clamp(72px, 10vw, 128px);
  margin-top: clamp(48px, 7vw, 88px);
}

.obra {
  display: grid;
  grid-template-columns: minmax(180px, 300px) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 88px);
  align-items: start;
}

.obra-capa { margin: 0; }
/* cada capa mantém a proporção original (width/height no HTML) */
.obra-capa img,
.capa-tipografica {
  width: 100%;
  box-shadow: 0 30px 60px -22px rgba(0, 0, 0, .75), 0 0 0 1px rgba(233, 224, 207, .12);
}
.obra-capa a { display: block; transition: transform .35s ease; }
.obra-capa a:hover { transform: translateY(-4px); }

.obra-titulo {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.9rem, 3.2vw, 2.7rem);
  line-height: 1.1;
  color: var(--ivory);
}
.obra-subtitulo {
  margin: 8px 0 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.15rem, 1.6vw, 1.35rem);
  color: var(--gold-2);
}
.obra-assinatura {
  margin: 14px 0 0;
  font-size: .8rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-3);
}
.obra-texto { max-width: 36em; margin-top: 28px; }
.obra-status {
  display: inline-block;
  margin: 28px 0 0;
  padding: 2px 0 2px 14px;
  border-left: 2px solid var(--gold);
  font-size: .95rem;
  color: var(--text-2);
}
.obra .btn-row { margin-top: 34px; }

/* Obra ainda sem capa: placa tipográfica no lugar da imagem
   <div class="capa-tipografica" aria-hidden="true"><strong>Título</strong><small>subtítulo</small></div> */
.capa-tipografica {
  position: relative;
  aspect-ratio: 5 / 8;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 14%;
  text-align: center;
  border: 1px solid var(--line-2);
  background:
    radial-gradient(ellipse at 50% 82%, rgba(196, 140, 72, .16), transparent 58%),
    linear-gradient(170deg, #1f1a14, #110e0b);
}
.capa-tipografica::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid var(--line);
}
.capa-tipografica strong {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.7rem, 2.8vw, 2.3rem);
  line-height: 1.05;
  color: var(--ivory);
}
.capa-tipografica small {
  margin-top: 16px;
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* Destaque: Agora no arquivo --------------------------------------------- */

.destaque {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: #0b0a08;
}
.destaque::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(11, 10, 8, .97) 0%, rgba(11, 10, 8, .9) 55%, rgba(11, 10, 8, .74) 100%),
    url("../img/obras/misterios-sem-respostas-capa.webp") center 35% / cover no-repeat;
  filter: sepia(.25) saturate(.7);
}

.destaque-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: clamp(48px, 7vw, 100px);
  align-items: center;
}
.destaque-obra {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.1rem, 1.5vw, 1.3rem);
  line-height: 1.4;
  color: var(--gold-2);
}
.destaque-obra span { display: block; font-style: normal; color: var(--text-2); }
.destaque-texto { max-width: 34em; margin-top: 26px; }
.destaque .btn-row { margin-top: 34px; }

.destaque-capa { justify-self: center; width: min(340px, 100%); margin: 0; }
.destaque-capa img {
  transform: rotate(1.2deg);
  box-shadow: 0 40px 90px -20px rgba(0, 0, 0, .85), 0 0 0 1px rgba(233, 224, 207, .1);
}

.vestigios {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  max-width: 540px;
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
}
.vestigios figure { margin: 0; }
.vestigios img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--line);
  filter: sepia(.2) brightness(.82);
}
.vestigios figcaption {
  margin-top: 8px;
  font-size: .72rem;
  letter-spacing: .1em;
  line-height: 1.35;
  text-transform: uppercase;
  color: var(--text-3);
}

/* Sobre ------------------------------------------------------------------ */

.sobre-grid {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(32px, 7vw, 100px);
  align-items: start;
}
.sobre-texto { max-width: 38em; font-size: clamp(1.06rem, 1.3vw, 1.15rem); }
.sobre-texto .ideia {
  margin-top: 2em;
  padding-left: 24px;
  border-left: 1px solid var(--gold);
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  line-height: 1.45;
  color: var(--ivory);
}

/* Bastidores ------------------------------------------------------------- */

.bastidores-grid {
  display: grid;
  grid-template-columns: minmax(0, .65fr) minmax(0, 1.35fr);
  gap: clamp(32px, 6vw, 88px);
  align-items: center;
}
.bastidores-imagem { width: 100%; max-width: 340px; margin: 0; }
.bastidores-imagem img { border: 1px solid var(--line); filter: sepia(.1) brightness(.86); }
.bastidores-texto { max-width: 36em; margin-top: 22px; color: var(--text-2); }
.bastidores-notas { margin-top: 40px; }

/* Contato ---------------------------------------------------------------- */

.contato-texto { margin: 22px 0 0; color: var(--text-2); }
.contato-link {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 30px;
  padding: 22px 30px;
  border: 1px solid var(--line-2);
  text-decoration: none;
  transition: border-color .2s;
}
.contato-link:hover { border-color: var(--gold); }
.contato-link small {
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}
.contato-link span {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.2;
  color: var(--ivory);
}

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

.site-footer {
  padding-block: 48px 56px;
  border-top: 1px solid var(--line);
  font-size: .92rem;
  color: var(--text-3);
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px 40px;
}
.footer-marca { margin: 0; font-family: var(--serif); font-size: 1.2rem; color: var(--ivory); }
.footer-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.footer-nav a { color: var(--text-2); text-decoration: none; }
.footer-nav a:hover { color: var(--ivory); text-decoration: underline; text-underline-offset: 4px; }
.footer-copy { width: 100%; margin: 12px 0 0; font-size: .85rem; }

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

@media (max-width: 960px) {
  .obra { grid-template-columns: minmax(160px, 230px) minmax(0, 1fr); }
}

@media (max-width: 880px) {
  .menu-toggle { display: block; }
  .js .site-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    padding: 8px var(--gutter) 24px;
    background: var(--bg-2);
    border-bottom: 1px solid var(--line);
  }
  .js .site-nav.is-open { display: block; }
  .js .nav-list { flex-direction: column; gap: 0; }
  .js .nav-list a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    font-size: .88rem;
  }
  .js .nav-list li:last-child a { border-bottom: 0; }

  /* sem JavaScript, o menu aparece aberto logo abaixo da marca */
  html:not(.js) .header-inner { height: auto; padding-block: 16px; flex-direction: column; align-items: flex-start; }
  html:not(.js) .menu-toggle { display: none; }
  html:not(.js) .nav-list { flex-wrap: wrap; gap: 6px 20px; }

  .hero-grid,
  .destaque-grid,
  .sobre-grid { grid-template-columns: 1fr; }
  .author-portrait { justify-self: start; max-width: 360px; }
  .destaque-capa { justify-self: start; width: min(280px, 80%); }
}

@media (max-width: 680px) {
  .obra { grid-template-columns: 1fr; }
  .obra-capa { width: min(240px, 70%); }
  .bastidores-grid { grid-template-columns: 1fr; }
  .bastidores-imagem { max-width: 240px; }
}

@media (max-width: 520px) {
  .vestigios { gap: 8px; }
  .vestigios figcaption { font-size: .62rem; letter-spacing: .06em; }
  .author-portrait { max-width: 300px; }
  .btn-row .btn { width: 100%; }
  .author-portrait::after { inset: 12px -12px -12px 12px; }
  .contato-link { padding: 18px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}