/* Portfólio de Nathan Guimarães — tokens, tema claro/escuro e componentes.
   Nenhuma cor, fonte ou espaçamento solto no HTML (ver architecture_docs/visual.md). */

:root {
  /* o verde é a cor da casa: aparece em número de seção, link, badge, borda de foco e faixa final */
  --paper: #f3f6f2;
  --paper-2: #e4ebe5;
  --ink: #121a15;
  --ink-soft: #55605a;
  --rule: #cbd6ce;
  --accent: #1f6f56;
  --accent-ink: #f3f6f2;
  --cta-bg: #10382e;
  --cta-ink: #eef4f0;
  --cta-ink-soft: #b9cdc4;
  --sombra-badge: 0 6px 16px rgba(31, 111, 86, .22);

  --font-title: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Source Sans 3", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --fs-base: 1.0625rem;
  --fs-hero: clamp(2.4rem, 7.5vw, 4.25rem);
  --fs-h2: clamp(1.5rem, 3.4vw, 2.1rem);
  --fs-h3: 1.2rem;
  --lh-body: 1.65;

  --sec: clamp(3rem, 8vw, 5.5rem);
  --gap: 1rem;
  --gap-lg: 2.5rem;
  --radius: 3px;
  --maxw: 48rem;
  --tap: 3rem;
}

/* tema escuro: verde quase preto, com o acento claro o suficiente para manter contraste */
html[data-tema="escuro"] {
  --paper: #0c1411;
  --paper-2: #16211c;
  --ink: #e9f1ec;
  --ink-soft: #a3b2a9;
  --rule: #25332c;
  --accent: #6cc4a1;
  --accent-ink: #0c1411;
  --cta-bg: #16211c;
  --cta-ink: #e9f1ec;
  --cta-ink-soft: #a3b2a9;
  --sombra-badge: 0 6px 18px rgba(108, 196, 161, .22);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 5.5rem; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  text-rendering: optimizeLegibility;
}

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(1.35rem, 5.2vw, 1.85rem); }

h1, h2, h3 { font-family: var(--font-title); font-weight: 600; line-height: 1.08; margin: 0 0 .5em; letter-spacing: -.015em; }
h1 { font-size: var(--fs-hero); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); margin-bottom: .25em; }
p { margin: 0 0 1.05em; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: .18em; }
a:hover { text-decoration-thickness: 2px; }
strong { font-weight: 600; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 .9rem;
}

/* ---------- cabeçalho fixo (navegação sempre à mão + CTA de contato) ---------- */
.topo .wrap { max-width: 62rem; }
.topo { position: sticky; top: 0; z-index: 20; background: var(--paper); border-bottom: 1px solid var(--rule); }
.topo .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: .4rem 1rem; padding-top: .9rem; padding-bottom: .9rem; transition: padding .25s ease; }
.topo.compacto .wrap { padding-top: .5rem; padding-bottom: .5rem; }
.marca { font-family: var(--font-title); font-size: 1.15rem; font-weight: 600; text-decoration: none; color: var(--ink);
  transition: font-size .25s ease; }
.topo.compacto .marca { font-size: 1rem; }
.topo nav { display: flex; flex-wrap: wrap; gap: .35rem 1rem; font-family: var(--font-mono); font-size: .76rem; }
.topo nav a { color: var(--ink-soft); text-decoration: none; padding-bottom: .15rem; border-bottom: 1px solid transparent; }
.topo nav a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.topo nav a[aria-current="true"] { color: var(--ink); border-bottom-color: var(--ink); }

/* controles: tema e idioma */
.controles { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; }
.controle { display: inline-flex; align-items: center; gap: .35rem; min-height: 2.1rem; padding: .25rem .55rem;
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-soft); background: transparent; border: 1px solid var(--rule); border-radius: var(--radius); cursor: pointer; }
.controle:hover { color: var(--accent); border-color: var(--accent); }
.controle[aria-pressed="true"] { color: var(--ink); border-color: var(--ink); }
.controle .controle[aria-pressed="true"] { background: var(--paper-2); }
.controle svg { width: 1.15rem; height: .8rem; display: block; }
.controle .controle { border: 0; padding: .1rem .3rem; min-height: auto; }
.idioma-grupo { padding: .15rem .3rem; gap: .15rem; }
.topo .btn { min-height: 2.25rem; padding: .3rem .8rem; font-size: .85rem; }

/* ---------- hero ---------- */
.hero { padding: clamp(2rem, 6vw, 4rem) 0; background: linear-gradient(180deg, var(--paper-2) 0%, var(--paper) 78%); }
.hero .grid { display: grid; gap: clamp(1.5rem, 4vw, 2.5rem); align-items: center; }
@media (min-width: 48rem) { .hero .grid { grid-template-columns: 1.05fr .95fr; } }
.hero h1 { margin-bottom: .3em; }
.hero .lead { font-size: clamp(1.08rem, 2.2vw, 1.26rem); max-width: 40ch; }
.hero .local { font-family: var(--font-mono); font-size: .78rem; color: var(--ink-soft); letter-spacing: .06em; }

/* colagem com prints reais dos projetos, ao lado do nome */
.vitrine { margin: 0; }
.vitrine img { cursor: zoom-in; width: 100%; aspect-ratio: 16 / 10; height: auto; object-fit: cover; object-position: left top;
  border: 1px solid var(--rule); border-radius: var(--radius); display: block; }
html[data-tema="escuro"] .vitrine img, html[data-tema="escuro"] .carrossel img { border-color: var(--accent); }
.vitrine figcaption { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .06em; color: var(--ink-soft);
  margin-top: .5rem; text-transform: uppercase; }

.acoes { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.5rem; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: var(--tap); padding: .6rem 1.15rem;
  border: 1px solid var(--accent); border-radius: var(--radius);
  background: var(--accent); color: var(--accent-ink);
  font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
}
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn:hover { filter: brightness(1.06); }

.linha-email { display: flex; flex-wrap: wrap; align-items: baseline; gap: .15rem .75rem; }
.linha-email a { overflow-wrap: anywhere; }
.copiar { display: inline-flex; align-items: center; padding: 0;
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-soft); background: none; border: 0; border-bottom: 1px solid var(--rule); cursor: pointer; }
.copiar:hover { color: var(--accent); border-bottom-color: var(--accent); }
.copiar-aviso { font-family: var(--font-mono); font-size: .72rem; color: var(--ink-soft); }

.section { padding: var(--sec) 0; border-top: 1px solid var(--rule); }
.num { font-family: var(--font-mono); font-size: .72rem; color: var(--accent); letter-spacing: .14em;
  text-transform: uppercase; display: block; margin-bottom: .9rem; }

.fatos { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; gap: .35rem 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.fatos li { border-top: 1px solid var(--rule); padding-top: .6rem; }
.fatos .rot { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-soft); display: block; margin-bottom: .15rem; }

/* ---------- projetos ---------- */
.projetos { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.projetos > li { border-bottom: 1px solid var(--rule); padding: 1.6rem 0; }
.projetos .meta { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .06em; color: var(--ink-soft);
  text-transform: uppercase; margin: .5rem 0 0; }
.projetos .desc { margin: 0; }
.projetos .links { margin: .5rem 0 0; font-size: .95rem; display: flex; flex-wrap: wrap; gap: .35rem 1.1rem; }

/* ---------- badges (ferramentas e links): sobem e ganham sombra no hover ---------- */
.badges { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.badges li {
  font-family: var(--font-mono); font-size: .8rem; color: var(--ink-soft);
  border: 1px solid var(--rule); border-radius: 4px; padding: .35rem .65rem; background: var(--paper);
  transition: transform .18s ease, box-shadow .18s ease, color .18s ease, border-color .18s ease;
}
.badges li:hover { transform: translateY(-3px); color: var(--accent); border-color: var(--accent);
  box-shadow: var(--sombra-badge); }

/* ---------- carrossel que passa sozinho (e funciona sem JavaScript como faixa rolável) ---------- */
.carrossel { margin: 1.1rem 0 0; }
.quadro { position: relative; }
.carrossel .trilho { display: flex; gap: 1rem; margin: 0; padding: 0 0 .3rem; list-style: none;
  overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; -ms-overflow-style: none; }
.carrossel .trilho::-webkit-scrollbar { display: none; }
.carrossel li { flex: 0 0 100%; width: 100%; scroll-snap-align: start; margin: 0; }
.carrossel img { cursor: zoom-in; width: 100%; aspect-ratio: 16 / 10; height: auto; object-fit: cover; border: 1px solid var(--rule);
  border-radius: var(--radius); background: var(--paper-2); }
.carrossel figcaption { font-size: .82rem; color: var(--ink-soft); margin-top: .4rem; }
.carrossel .controles-carrossel { display: flex; align-items: center; justify-content: center; gap: .5rem; margin-top: .75rem; }
.pontos { display: flex; gap: .35rem; margin-left: .25rem; }
.ponto { width: .6rem; height: .6rem; padding: 0; border-radius: 50%; border: 1px solid var(--rule);
  background: transparent; cursor: pointer; }
.ponto[aria-current="true"] { background: var(--accent); border-color: var(--accent); }
.seta { position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 2.5rem; height: 2.5rem; padding: 0; display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.4rem; line-height: 1; color: var(--ink); background: var(--paper);
  border: 1px solid var(--rule); border-radius: 50%; cursor: pointer;
  box-shadow: 0 2px 10px rgba(16, 56, 46, .14); }
.seta--ant { left: .6rem; }
.seta--prox { right: .6rem; }
.seta:hover { color: var(--accent); border-color: var(--accent); }
@media (max-width: 30rem) { .seta { width: 2.15rem; height: 2.15rem; font-size: 1.2rem; } .seta--ant { left: .35rem; } .seta--prox { right: .35rem; } }
.ampliar { display: none; align-items: center; min-height: 2rem; margin-top: .35rem; padding: .2rem .6rem;
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .06em; text-transform: uppercase;
  background: none; color: var(--ink-soft); border: 1px solid var(--rule); border-radius: var(--radius); cursor: pointer; }
.js .ampliar { display: inline-flex; }
.ampliar:hover { color: var(--accent); border-color: var(--accent); }
.dica { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-soft); margin: .4rem 0 0; }

/* telas estreitas: controles do topo encolhem em vez de empurrar a página */
@media (max-width: 34rem) {
  .topo nav { font-size: .7rem; gap: .3rem .7rem; }
  .controle { font-size: .62rem; padding: .2rem .45rem; min-height: 1.9rem; }
  .controle svg { width: 1rem; height: .7rem; }
  .topo .btn { min-height: 2rem; padding: .25rem .6rem; font-size: .8rem; }
}

dialog#zoom { width: min(92vw, 60rem); max-width: none; padding: 0; border: 1px solid var(--rule);
  background: var(--paper); color: var(--ink); }
dialog#zoom::backdrop { background: rgba(6, 20, 16, .78); }
dialog#zoom figure { margin: 0; }
dialog#zoom img { width: 100%; height: auto; max-height: 78vh; object-fit: contain; background: var(--paper-2); }
dialog#zoom figcaption { padding: .8rem 1rem; font-size: .85rem; color: var(--ink-soft); border-top: 1px solid var(--rule); }
dialog#zoom .fechar { position: absolute; top: .5rem; right: .5rem; min-height: 2.25rem; padding: .3rem .7rem;
  font-family: var(--font-mono); font-size: .7rem; text-transform: uppercase; background: var(--paper);
  color: var(--ink); border: 1px solid var(--rule); border-radius: var(--radius); cursor: pointer; }

/* ---------- links, ferramentas ---------- */
.links-lista { list-style: none; margin: 1.5rem 0 0; padding: 0; display: grid; gap: .5rem; }
.links-lista li { display: flex; flex-wrap: wrap; align-items: baseline; gap: .35rem .75rem;
  border-top: 1px solid var(--rule); padding-top: .5rem; }
.links-lista .rot { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-soft); min-width: 6rem; }

/* ---------- faixa final: CTA com formulário ---------- */
.cta { background: var(--cta-bg); color: var(--cta-ink); padding: var(--sec) 0; }
.cta h2 { color: var(--cta-ink); }
.cta p { color: var(--cta-ink-soft); max-width: 48ch; }
.cta .btn { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.cta .btn--ghost { background: transparent; color: var(--cta-ink); border-color: var(--cta-ink-soft); }
.form-contato { display: grid; gap: .85rem; margin: 1.75rem 0 0; max-width: 34rem; }
.form-contato label { display: grid; gap: .3rem; font-family: var(--font-mono); font-size: .7rem;
  letter-spacing: .1em; text-transform: uppercase; color: var(--cta-ink-soft); }
.form-contato input, .form-contato textarea {
  font: inherit; color: var(--ink); background: var(--paper); border: 1px solid var(--rule);
  border-radius: var(--radius); padding: .55rem .7rem; min-height: 2.75rem;
}
.form-contato textarea { min-height: 6rem; resize: vertical; }
.form-contato .aviso { font-family: var(--font-mono); font-size: .72rem; color: var(--cta-ink-soft); margin: 0; }

.rodape { padding: var(--gap-lg) 0; font-family: var(--font-mono); font-size: .78rem; color: var(--ink-soft); }
.rodape p { margin: 0 0 .4em; }

/* ---------- entrada suave ---------- */
.js [data-anima] { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
.js [data-anima].visivel { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js [data-anima] { opacity: 1; transform: none; transition: none; }
  .topo .wrap, .marca, .badges li { transition: none; }
  .badges li:hover { transform: none; }
}

/* tabela de duas colunas: precisa caber em 390px sem estourar */
table.simples { width: 100%; border-collapse: collapse; font-size: .95rem; table-layout: fixed; }
table.simples th { width: 40%; }
table.simples th, table.simples td {
  text-align: left; padding: .5rem .75rem .5rem 0; border-bottom: 1px solid var(--rule);
  vertical-align: top; overflow-wrap: anywhere;
}