:root {
  --paper: #faf8f3;
  --ink: #1d1b18;
  --muted: #6b665d;
  --line: #d9d3c7;
  --accent: #4a5a3c;
  --font-body: "EB Garamond", Georgia, serif;
  --font-display: "Cormorant Garamond", serif;
}

html[lang="ar"] { --font-body: "Amiri", serif; --font-display: "Amiri", serif; }
html[lang="zh-Hans"] { --font-body: "Noto Serif SC", serif; --font-display: "Noto Serif SC", serif; }
html[lang="hi"] { --font-body: "Tiro Devanagari Hindi", serif; --font-display: "Tiro Devanagari Hindi", serif; }

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.2rem;
  line-height: 1.7;
}

a { color: inherit; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.5rem;
  align-items: center;
  justify-content: space-between;
  padding: .9rem clamp(1rem, 4vw, 3rem);
  background: rgba(250, 248, 243, .92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.brand {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
}

.menu { display: flex; flex-wrap: wrap; align-items: center; gap: .25rem 1.5rem; }

nav { display: flex; flex-wrap: wrap; gap: .25rem 1.25rem; }

nav a {
  font-size: .95rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--muted);
}

nav a:hover { color: var(--ink); }

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: clamp(2rem, 6vw, 4.5rem) 1rem 1rem;
  text-align: center;
}

.logo {
  width: min(460px, 82vw);
  height: auto;
  mix-blend-mode: multiply; /* funde o fundo branco do logo com o papel */
}

.tagline {
  margin: 1.5rem 0 0;
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  color: var(--muted);
}

.rule {
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 36rem;
  margin: 2.5rem auto;
  padding: 0 1rem;
  color: var(--accent);
}

.rule::before,
.rule::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.block {
  max-width: 40rem;
  margin: 0 auto;
  padding: 1.5rem 1rem 2.5rem;
  scroll-margin-top: 5rem;
}

h2 {
  margin: 0 0 .75rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.8rem, 4vw, 2.3rem);
  letter-spacing: .04em;
}

.muted { color: var(--muted); font-style: italic; }

.email {
  font-size: 1.3rem;
  color: var(--accent);
  text-underline-offset: .25em;
}

footer {
  margin-top: 3rem;
  padding: 2.5rem 1rem 3rem;
  border-top: 1px solid var(--line);
  text-align: center;
  color: var(--muted);
  font-size: .95rem;
}

footer img { mix-blend-mode: multiply; opacity: .85; }

footer p { margin: .5rem 0 0; letter-spacing: .08em; }

/* seletor de idioma */
.lang { position: relative; }

.lang summary {
  list-style: none;
  cursor: pointer;
  font-size: .95rem;
  color: var(--muted);
  padding-inline-start: .9rem;
  border-inline-start: 1px solid var(--line);
}

.lang summary::-webkit-details-marker { display: none; }
.lang summary::after { content: " ▾"; font-size: .75em; }
.lang summary:hover, .lang[open] summary { color: var(--ink); }

.lang ul {
  position: absolute;
  inset-inline-end: 0;
  top: calc(100% + .6rem);
  min-width: 10rem;
  margin: 0;
  padding: .4rem 0;
  list-style: none;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(29, 27, 24, .08);
}

.lang a {
  display: block;
  padding: .3rem 1rem;
  text-decoration: none;
  color: var(--muted);
}

.lang a:hover { color: var(--ink); background: rgba(74, 90, 60, .06); }
.lang a[aria-current] { color: var(--accent); }

/* escritas sem caixa alta/itálico: sem espaçamento entre letras e sem itálico */
html:is([lang="ar"], [lang="zh-Hans"], [lang="hi"]) :is(nav a, h2, footer p) { letter-spacing: 0; }
html:is([lang="ar"], [lang="zh-Hans"], [lang="hi"]) :is(.tagline, .muted, em) { font-style: normal; }
html[lang="ar"] body { font-size: 1.25rem; }
html[lang="zh-Hans"] body { font-size: 1.1rem; line-height: 1.9; }

@media (max-width: 600px) {
  .lang summary { padding-inline-start: 0; border-inline-start: 0; }
  .lang ul { inset-inline-end: auto; inset-inline-start: 0; }
}