/* Cores e acabamento: Herbst UI (ui.kauanherbst.dev). Tipografia: Raleway, como em brettvbenson.com */
:root {
  color-scheme: light;
  --radius: 0.375rem;

  --background: oklch(0.973 0.005 95);
  --foreground: oklch(0.235 0.013 68);
  --card: oklch(0.992 0.003 100);
  --primary: oklch(0.545 0.155 42);
  --primary-foreground: oklch(0.985 0.008 90);
  --muted: oklch(0.955 0.006 95);
  --muted-foreground: oklch(0.525 0.012 72);
  --accent: oklch(0.945 0.018 62);
  --accent-foreground: oklch(0.300 0.020 55);
  --border: oklch(0.905 0.008 88);
  --ring: oklch(0.545 0.155 42);

  --shadow-md: 0 6px 20px -6px oklch(0 0 0 / 0.10);

  --font-sans: 'Raleway', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-nav: var(--font-sans);
  --font-display: var(--font-sans);

  --max: 1080px;
  --label-col: 168px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --background: oklch(0.185 0.008 70);
  --foreground: oklch(0.945 0.006 92);
  --card: oklch(0.215 0.009 68);
  --primary: oklch(0.620 0.155 45);
  --primary-foreground: oklch(0.200 0.020 60);
  --muted: oklch(0.275 0.010 66);
  --muted-foreground: oklch(0.705 0.012 78);
  --accent: oklch(0.315 0.022 58);
  --accent-foreground: oklch(0.945 0.006 92);
  --border: oklch(0.980 0.004 90 / 9%);
  --ring: oklch(0.620 0.155 45);
  --shadow-md: 0 6px 20px -6px oklch(0 0 0 / 0.40);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --background: oklch(0.185 0.008 70);
    --foreground: oklch(0.945 0.006 92);
    --card: oklch(0.215 0.009 68);
    --primary: oklch(0.620 0.155 45);
    --primary-foreground: oklch(0.200 0.020 60);
    --muted: oklch(0.275 0.010 66);
    --muted-foreground: oklch(0.705 0.012 78);
    --accent: oklch(0.315 0.022 58);
    --accent-foreground: oklch(0.945 0.006 92);
    --border: oklch(0.980 0.004 90 / 9%);
    --ring: oklch(0.620 0.155 45);
    --shadow-md: 0 6px 20px -6px oklch(0 0 0 / 0.40);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }
/* rolagem suave só para cliques na própria página; ao chegar por link (troca de idioma) vai direto à seção */
html.is-ready { scroll-behavior: smooth; }

/* transição entre PT e EN (Chrome/Edge/Safari recentes) */
@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .16s; }
@media (prefers-reduced-motion: reduce) {
  html.is-ready { scroll-behavior: auto; }
  @view-transition { navigation: none; }
}
body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  font-variant-numeric: lining-nums;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0; line-height: 1.2; font-weight: 600; letter-spacing: -.005em; }
::selection { background: var(--accent); }
:focus-visible { outline: 2px solid var(--ring); outline-offset: 2px; border-radius: 2px; }

.icon { width: 1em; height: 1em; flex: none; }
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.label {
  font-family: var(--font-sans); font-size: 11.5px; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--muted-foreground);
}
.muted { color: var(--muted-foreground); }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 14px;
  border-radius: var(--radius); font-size: 14px; font-weight: 500; text-decoration: none;
  border: 1px solid var(--border); background: var(--card); color: var(--foreground);
  transition: background .15s, border-color .15s, color .15s;
}
.btn:hover { background: var(--muted); }
.btn .icon { width: 17px; height: 17px; }
.btn--primary { background: var(--primary); border-color: var(--primary); color: var(--primary-foreground); }
.btn--primary:hover { background: var(--primary); filter: brightness(1.08); }
.btn--icon { width: 36px; height: 36px; padding: 0; justify-content: center; background: transparent; border-color: transparent; }
.btn--icon:hover { background: var(--muted); }

.badge {
  display: inline-flex; align-items: center; height: 24px; padding: 0 9px;
  border: 1px solid var(--border); border-radius: calc(var(--radius) - 2px);
  font-size: 12.5px; font-weight: 500; background: var(--card); white-space: nowrap;
}
.badge--accent { background: var(--accent); color: var(--accent-foreground); border-color: transparent; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in oklab, var(--background) 88%, transparent);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 16px; }
.brand { font-family: var(--font-display); font-weight: 500; font-size: 19px; text-decoration: none; }
.header__right { display: flex; align-items: center; gap: 6px; }
.nav { display: flex; gap: 2px; }
.nav a {
  white-space: nowrap;
  font-family: var(--font-nav); font-size: 14.5px; color: var(--muted-foreground); text-decoration: none;
  padding: 6px 10px; border-radius: var(--radius);
}
.nav a:hover { color: var(--foreground); background: var(--muted); }
.nav-toggle { display: none; }
.brand__short { display: none; }

/* Seletor de idioma */
.lang {
  display: inline-flex; gap: 2px; padding: 2px; margin-left: 4px;
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--card);
}
.lang__opt {
  display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 8px;
  border-radius: calc(var(--radius) - 2px); text-decoration: none;
  font-family: var(--font-nav); font-size: 12.5px; letter-spacing: .04em; color: var(--muted-foreground);
  transition: background .15s, color .15s;
}
.lang__opt:hover { color: var(--foreground); }
.lang__opt[aria-current="page"] { background: var(--muted); color: var(--foreground); }
.lang__opt:not([aria-current="page"]) .flag { opacity: .75; }
.lang__opt:hover .flag { opacity: 1; }
.flag { width: 18px; height: 13px; flex: none; border-radius: 2px; box-shadow: 0 0 0 1px oklch(0 0 0 / .14); }
.theme-toggle .icon-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* ---------- Apresentação ---------- */
.intro { padding: 72px 0 80px; border-bottom: 1px solid var(--border); }
.intro__grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 64px; align-items: start; }
.intro h1 { font-weight: 500; font-size: clamp(38px, 5.2vw, 58px); letter-spacing: -.01em; line-height: 1.12; margin: 14px 0 22px; }
.intro__lead { font-size: 18px; max-width: 580px; }
.intro__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.facts { margin: 44px 0 0; border-top: 1px solid var(--border); }
.facts div { display: grid; grid-template-columns: 130px 1fr; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.facts dt { padding-top: 2px; }
.facts dd { margin: 0; font-size: 15px; }
.portrait { margin: 0; }
.portrait__frame {
  border: 1px solid var(--border); border-radius: calc(var(--radius) + 4px);
  background: var(--card); padding: 8px; box-shadow: var(--shadow-md);
}
.portrait img { border-radius: var(--radius); aspect-ratio: 4 / 5; object-fit: cover; object-position: 50% 18%; width: 100%; }

/* ---------- Seções ---------- */
.section { padding: 88px 0; border-bottom: 1px solid var(--border); }
.section__head { display: grid; grid-template-columns: var(--label-col) minmax(0, 1fr); gap: 32px; margin-bottom: 40px; }
.section__head h2 { font-size: clamp(30px, 3.6vw, 40px); }
.section__head p { color: var(--muted-foreground); margin-top: 10px; max-width: 620px; }

/* Linhas (trajetória, artigos, formação) */
.rows { border-top: 1px solid var(--border); }
.row {
  display: grid; grid-template-columns: var(--label-col) minmax(0, 1fr); gap: 32px;
  padding: 28px 0; border-bottom: 1px solid var(--border);
}
.row__when { font-size: 13.5px; font-weight: 600; font-variant-numeric: lining-nums tabular-nums; color: var(--muted-foreground); padding-top: 4px; }
.row__body { max-width: 660px; }
.row h3, .row h4 { font-size: 23px; margin-bottom: 8px; }
.row p { color: color-mix(in oklab, var(--foreground) 82%, var(--muted-foreground)); }
.row--compact { padding: 18px 0; }
.row--compact h3, .row--compact h4 { font-size: 20px; margin-bottom: 4px; }
.row--compact p { font-size: 14.5px; color: var(--muted-foreground); }
.row--current .row__when { color: var(--primary); }

.steps { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 0; border-left: 1px solid var(--border); }
.steps li { position: relative; padding: 5px 0 5px 20px; font-size: 15px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.steps li::before {
  content: ""; position: absolute; left: -4px; top: 50%; width: 7px; height: 7px; margin-top: -3.5px;
  border-radius: 50%; background: var(--background); border: 1px solid var(--muted-foreground);
}
.steps li.is-current::before { background: var(--primary); border-color: var(--primary); }

.figure { margin: 22px 0 0; max-width: 360px; }
.figure img { border-radius: var(--radius); border: 1px solid var(--border); }
.figure figcaption { margin-top: 8px; font-size: 13px; color: var(--muted-foreground); }
.figure--wide { max-width: 560px; }


/* ---------- Publicações ---------- */
.interests { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.pub-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-bottom: 48px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: calc(var(--radius) + 4px);
  display: grid; grid-template-columns: 116px minmax(0, 1fr); overflow: hidden;
}
.card__cover { background: var(--muted); padding: 18px 16px; border-right: 1px solid var(--border); display: flex; align-items: flex-start; justify-content: center; }
.card__cover img { border-radius: 2px; box-shadow: 0 4px 14px -4px oklch(0 0 0 / .3); }
.card__main { display: flex; flex-direction: column; }
.card__head { padding: 18px 20px 16px; }
.card__head h3 { font-size: 20px; margin: 8px 0 6px; }
.card__head p { font-size: 14px; color: var(--muted-foreground); }
.card__foot { margin-top: auto; padding: 12px 20px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 12px; }
.subhead { font-family: var(--font-display); font-size: 21px; margin: 0 0 4px; }
.block__note { color: var(--muted-foreground); font-size: 14.5px; margin: 2px 0 0; }
.block .pub-cards { margin: 14px 0 0; }
.plain-list { list-style: none; margin: 14px 0 0; padding: 0; border-top: 1px solid var(--border); }
.plain-list li { padding: 14px 0 14px calc(var(--label-col) + 32px); border-bottom: 1px solid var(--border); font-family: var(--font-display); font-weight: 600; font-size: 17px; line-height: 1.4; }
.plain-list li small { display: block; margin-top: 3px; font-family: var(--font-sans); font-weight: 400; font-size: 14.5px; color: var(--muted-foreground); }
.skills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.topics { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 16px; }
.card__head h3 a, .row h4 a { text-decoration: none; }
.card__head h3 a:hover, .row h4 a:hover { color: var(--primary); }
.row p a { color: var(--primary); text-decoration-color: color-mix(in oklab, var(--primary) 40%, transparent); text-underline-offset: 3px; }
.row p a:hover { text-decoration-color: currentColor; }
.card__foot a { color: inherit; text-decoration-color: var(--border); text-underline-offset: 3px; }
.card__foot a:hover { color: var(--primary); }
.subhead + .rows { margin-top: 14px; }
.block + .block, .rows + .block { margin-top: 52px; }

/* ---------- Contato ---------- */
.contact-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.contact-item {
  display: flex; align-items: center; gap: 16px; padding: 18px 20px;
  background: var(--card); border: 1px solid var(--border); border-radius: calc(var(--radius) + 4px);
  text-decoration: none; transition: border-color .15s, box-shadow .15s;
}
.contact-item:hover { border-color: color-mix(in oklab, var(--primary) 45%, var(--border)); box-shadow: var(--shadow-md); }
.contact-item__icon {
  width: 44px; height: 44px; border-radius: var(--radius); display: grid; place-items: center;
  background: var(--accent); color: var(--primary);
}
.contact-item__icon .icon { width: 22px; height: 22px; }
.contact-item__text { min-width: 0; }
.contact-item__text strong { display: block; font-weight: 500; font-size: 15.5px; overflow-wrap: anywhere; }
.contact-item > .icon { margin-left: auto; width: 18px; height: 18px; color: var(--muted-foreground); }

/* ---------- Rodapé ---------- */
.footer { padding: 28px 0 40px; }
.footer__inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* ---------- Responsivo ---------- */
@media (max-width: 900px) {
  :root { --label-col: 120px; }
  .intro__grid { grid-template-columns: 1fr; gap: 40px; }
  .portrait { max-width: 340px; order: -1; }
  .pub-cards { grid-template-columns: 1fr; }
}
/* menu vira botão abaixo de 1000px (itens longos: "Publicações & Pesquisa") */
@media (max-width: 1000px) {
  .nav {
    display: none; position: absolute; top: 60px; left: 0; right: 0; flex-direction: column; gap: 0;
    background: var(--background); border-bottom: 1px solid var(--border); padding: 8px 24px 16px;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 12px 4px; font-size: 16px; border-radius: 0; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: inline-flex; }
}
@media (max-width: 440px) {
  .brand__full { display: none; }
  .brand__short { display: inline; }
}
@media (max-width: 680px) {
  .container { padding: 0 16px; }
  .lang__opt { padding: 0 6px; }
  .lang__opt span { display: none; }
  .intro { padding: 32px 0 56px; }
  .portrait { max-width: 260px; }
  .section { padding: 60px 0; }
  .section__head, .row { grid-template-columns: 1fr; gap: 6px; }
  .section__head { margin-bottom: 28px; }
  .row { padding: 22px 0; }
  .row__when { padding-top: 0; }
  .facts div { grid-template-columns: 1fr; gap: 2px; }
  .plain-list li { padding-left: 0; }
  .card { grid-template-columns: 92px minmax(0, 1fr); }
  .card__cover { padding: 14px 10px; }
  .contact-list { grid-template-columns: 1fr; }
}

/* ---------- Impressão (gera o currículo em PDF) ---------- */
@media print {
  @page { size: A4; margin: 16mm 16mm 18mm; }
  :root, :root[data-theme="dark"] {
    color-scheme: light;
    --background: #fff; --foreground: #1f1b16; --card: #fff; --muted: #f4f1ec;
    --muted-foreground: #5f584f; --border: #ddd6ca; --primary: #A64B2A;
    --accent: #f1e8dc; --accent-foreground: #3a2c20; --label-col: 110px;
  }
  body { font-size: 10.5pt; line-height: 1.5; }
  .header, .intro__actions, .portrait, .figure, .card__cover, .nav-toggle, .footer { display: none !important; }
  .intro { padding: 0 0 14pt; }
  .intro__grid { display: block; }
  .intro h1 { font-size: 26pt; margin: 4pt 0 10pt; }
  .intro__lead { font-size: 11pt; max-width: none; }
  .facts { margin-top: 12pt; }
  .section { padding: 16pt 0 6pt; border-bottom: 0; }
  .section__head { margin-bottom: 8pt; gap: 16px; }
  .section__head h2 { font-size: 16pt; }
  .row { padding: 7pt 0; gap: 16px; break-inside: avoid; }
  .row h3, .row h4 { font-size: 11.5pt; margin-bottom: 2pt; }
  .row--compact h3, .row--compact h4 { font-size: 11pt; }
  .row p, .row--compact p { font-size: 9.5pt; }
  .steps { margin-top: 5pt; }
  .steps li { padding: 1pt 0 1pt 14px; font-size: 9.5pt; }
  .pub-cards { display: block; margin: 8pt 0 0; }
  .card { display: block; border: 0; border-top: 1px solid var(--border); border-radius: 0; break-inside: avoid; }
  .card__head { padding: 7pt 0; }
  .card__head h3 { font-size: 11.5pt; margin: 2pt 0; }
  .card__head p { font-size: 9.5pt; }
  .card__foot { padding: 0 0 7pt; border: 0; justify-content: flex-start; }
  .plain-list li { padding: 5pt 0 5pt calc(var(--label-col) + 16px); font-size: 10.5pt; break-inside: avoid; }
  .block + .block { margin-top: 14pt; }
  .subhead { font-size: 12.5pt; }
  .badge { height: auto; padding: 1pt 6pt; font-size: 8.5pt; }
  .contact-list { display: block; }
  .contact-item { display: inline-flex; border: 0; padding: 0 18pt 0 0; box-shadow: none; }
  .contact-item__icon, .contact-item > .icon { display: none; }
  a { text-decoration: none; }
}