/* ==========================================================================
   douglastassinari.github.io — design system
   Identidade preservada do site original: fundo escuro, azul #4A9FD4,
   Inter (texto) + Montserrat (títulos). Uma folha única para todas as páginas.
   ========================================================================== */

/* --- Tokens ------------------------------------------------------------- */
:root {
  --bg: #0A0E14;
  --bg-2: #0F1520;
  --bg-3: #151D2B;
  --card: #0D1319;
  --border: rgba(255, 255, 255, 0.08);
  --accent: #4A9FD4;
  --accent-bright: #6DB8E8;
  --accent-dim: rgba(74, 159, 212, 0.35);
  --text: #EDF2F7;
  --muted: #8494A8; /* clareado em relação ao original para contraste AA */
  --max-width: 1120px;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-display: 'Montserrat', 'Inter', system-ui, sans-serif;
}

/* --- Base ---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

/* Âncoras não ficam escondidas atrás do cabeçalho fixo */
section[id], h2[id] { scroll-margin-top: 5rem; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: -0.01em;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-bright); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

::selection { background: var(--accent-dim); }

strong { color: var(--text); font-weight: 600; }

code {
  font-family: 'Consolas', 'SF Mono', monospace;
  font-size: 0.88em;
  color: var(--accent-bright);
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.1em 0.35em;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 200;
  background: var(--accent);
  color: var(--bg);
  padding: 0.6rem 1rem;
  font-weight: 600;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }

/* Texto só para leitores de tela */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Navegação ------------------------------------------------------------ */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(10, 14, 20, 0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}

.site-header nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  color: var(--text);
  white-space: nowrap;
}
.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 1.8rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
}
.menu-toggle span {
  width: 26px;
  height: 2px;
  background: var(--text);
  transition: transform 0.25s, opacity 0.25s;
}

/* --- Layout de seção -------------------------------------------------------- */
main { display: block; }

section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4.5rem 1.5rem;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-label::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--accent);
}

h1, h2, h3 { font-family: var(--font-display); letter-spacing: -0.02em; }

h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}
h2 em { font-style: italic; color: var(--accent); }

.section-intro {
  color: var(--muted);
  max-width: 720px;
  margin-bottom: 2.5rem;
}

.divider {
  max-width: var(--max-width);
  margin: 0 auto;
  height: 1px;
  background: var(--border);
}

/* --- Hero ------------------------------------------------------------------ */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 5rem;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(74, 159, 212, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74, 159, 212, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 100%, transparent 40%, black 100%);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  top: 10%;
  left: -5%;
  width: 55%;
  height: 55%;
  background: radial-gradient(ellipse, rgba(74, 159, 212, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content { position: relative; z-index: 1; max-width: 860px; }

.hero-tag {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.hero-tag::before { content: ''; width: 32px; height: 1px; background: var(--accent); }

.hero-nome {
  font-size: 1.05rem;
  color: var(--muted);
  margin-bottom: 0.6rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.4rem;
}

.hero-sub {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 700px;
  margin-bottom: 2rem;
}

.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3rem; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.7rem;
  border-radius: 4px;
  border: none;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.btn-primary { background: var(--accent); color: var(--bg); }
.btn-primary:hover { background: var(--accent-bright); color: var(--bg); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

/* Provas do hero: três fatos verificáveis, dois deles clicáveis */
.hero-provas {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.hero-provas a, .hero-provas .prova-static {
  display: block;
  background: var(--bg);
  padding: 1.1rem 1.2rem;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
  transition: background 0.2s;
  height: 100%;
}
.hero-provas a:hover { background: var(--bg-3); color: var(--muted); }
.hero-provas strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 0.2rem;
}
.hero-provas a:hover strong { color: var(--accent-bright); }

/* Variante com números de impacto: o que o avaliador vê nos primeiros segundos */
.hero-provas--numeros strong {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.3rem;
}

/* --- Cards de case (home) ---------------------------------------------------- */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.case-card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-top: 2px solid var(--accent-dim);
  padding: 1.6rem;
  transition: border-color 0.2s, background 0.2s;
}
.case-card:hover { border-color: var(--accent); background: var(--bg-3); }

.case-kicker {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;
}

.case-card h3 { font-size: 1.1rem; line-height: 1.35; margin-bottom: 0.8rem; }
.case-card h3 a { color: var(--text); }
.case-card h3 a:hover { color: var(--accent-bright); }

.case-card p { font-size: 0.88rem; color: var(--muted); margin-bottom: 1.2rem; }

.case-meta {
  font-size: 0.75rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  padding-top: 0.9rem;
  margin-top: auto;
}

.case-link {
  display: inline-block;
  margin-top: 0.8rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* --- Como trabalho ------------------------------------------------------------ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.step {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.5rem;
}

.step-num {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.step h3 { font-size: 1.05rem; margin-bottom: 0.6rem; }
.step p { font-size: 0.88rem; color: var(--muted); margin-bottom: 0.8rem; }
.step-prova { font-size: 0.78rem; }

/* --- Trajetória ---------------------------------------------------------------- */
.trajetoria-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3rem;
  align-items: start;
}

.trajetoria-foto-wrap { position: relative; }
.trajetoria-foto {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
  border: 1px solid var(--border);
  filter: grayscale(20%);
}
.trajetoria-foto-wrap::after {
  content: '';
  position: absolute;
  inset: 10px -10px -10px 10px;
  border: 1px solid var(--accent);
  opacity: 0.4;
  z-index: -1;
}

.bio { color: var(--muted); max-width: 720px; margin-bottom: 2rem; }
.bio strong { color: var(--text); }

.timeline { list-style: none; }
.tl-item {
  display: flex;
  gap: 1.2rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border);
}
.tl-item:last-child { border-bottom: none; }
.tl-year {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  min-width: 48px;
  padding-top: 2px;
}
.tl-content { font-size: 0.88rem; color: var(--muted); }
.tl-content strong { display: block; color: var(--text); margin-bottom: 2px; }

.formacao {
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--muted);
}

/* --- Stack ---------------------------------------------------------------------- */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.stack-item {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.4rem;
}
.stack-item h3 { font-size: 0.95rem; margin-bottom: 0.5rem; }
.stack-tools { font-size: 0.85rem; color: var(--muted); margin-bottom: 0.8rem; }
.stack-onde { font-size: 0.78rem; color: var(--muted); }
.stack-onde strong {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 0.2rem;
}

/* --- Contato ---------------------------------------------------------------------- */
.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contato-texto p { color: var(--muted); margin-bottom: 1.5rem; }

.contato-links { display: flex; flex-direction: column; gap: 0.8rem; }

.contato-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.9rem 1.2rem;
  color: var(--text);
  transition: border-color 0.2s, background 0.2s;
}
.contato-link:hover { border-color: var(--accent); background: var(--bg-3); color: var(--text); }

.contato-link-icon {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent);
  min-width: 28px;
  text-align: center;
}
.contato-link-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.contato-link-value { font-size: 0.88rem; }
.contato-link-arrow { margin-left: auto; color: var(--muted); }

/* --- Rodapé ----------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}
.site-footer .footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--muted);
}
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--accent); }
.footer-links { display: flex; gap: 1.2rem; flex-wrap: wrap; }

/* ==========================================================================
   Páginas de case
   ========================================================================== */
.case-page {
  max-width: 860px;
  margin: 0 auto;
  padding: 7.5rem 1.5rem 3rem;
}

.breadcrumb {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 2.5rem;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span[aria-hidden] { margin: 0 0.4rem; }

.case-header { margin-bottom: 3rem; }

.case-header h1 {
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  margin: 0.8rem 0 1.2rem;
}

.case-lead { color: var(--muted); font-size: 1.02rem; }

.fact-bar {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 2rem;
}
.fact-bar li { background: var(--bg); padding: 1rem 1.1rem; }
.fact-bar strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}
.fact-bar span {
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.case-section { margin-bottom: 3rem; }

.case-section h2 {
  font-size: 1.4rem;
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  margin-bottom: 1.2rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}
.sec-num {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
}

.case-section p { color: var(--muted); margin-bottom: 1rem; max-width: 72ch; }
.case-section p strong { color: var(--text); }

.case-section ul:not([class]) {
  list-style: none;
  margin-bottom: 1rem;
}
.case-section ul:not([class]) li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  color: var(--muted);
}
.case-section ul:not([class]) li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* Decisões: a seção mais importante do case */
.decisao {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 1.3rem 1.5rem;
  margin-bottom: 1rem;
}
.decisao h3 { font-size: 0.98rem; margin-bottom: 0.6rem; }
.decisao p { font-size: 0.88rem; margin-bottom: 0.8rem; }
.decisao-alt {
  font-size: 0.82rem;
  color: var(--muted);
  border-top: 1px dashed var(--border);
  padding-top: 0.7rem;
}
.decisao-alt strong {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Diagrama de arquitetura em HTML/CSS (sem dependência de imagem) */
.arch-flow { margin: 1.5rem 0; }
.arch-node {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.9rem 1.2rem;
}
.arch-node strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.9rem;
}
.arch-node span { font-size: 0.8rem; color: var(--muted); }
.arch-node--accent { border-color: var(--accent-dim); }
.arch-arrow {
  text-align: center;
  color: var(--accent);
  padding: 0.3rem 0;
  font-size: 0.9rem;
}
.arch-note { font-size: 0.82rem; color: var(--muted); margin-top: 1rem; }

/* Tabela de tecnologias */
.table-wrap { overflow-x: auto; margin: 1rem 0; }
.tech-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.tech-table th, .tech-table td {
  text-align: left;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  vertical-align: top;
}
.tech-table th {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--card);
  white-space: nowrap;
}
.tech-table td { color: var(--muted); }
.tech-table td:first-child { color: var(--text); font-weight: 600; white-space: nowrap; }

/* Aprendizados */
.aprendizados { list-style: none; counter-reset: aprendizado; }
.aprendizados li {
  counter-increment: aprendizado;
  position: relative;
  padding: 0 0 1rem 2.4rem;
  color: var(--muted);
}
.aprendizados li::before {
  content: counter(aprendizado, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
}
.aprendizados li strong { color: var(--text); }

/* Caixa de prova */
.prova-box {
  background: var(--card);
  border: 1px solid var(--accent-dim);
  border-radius: 4px;
  padding: 1.4rem 1.6rem;
  margin: 2.5rem 0;
}
.prova-box h2 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: none;
  padding: 0;
  margin-bottom: 0.8rem;
}
.prova-box p { color: var(--muted); font-size: 0.9rem; margin-bottom: 0.6rem; }
.prova-box ul { list-style: none; }
.prova-box li { margin-bottom: 0.4rem; font-size: 0.9rem; }

/* Navegação entre cases */
.case-next {
  display: block;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.3rem 1.5rem;
  transition: border-color 0.2s, background 0.2s;
}
.case-next:hover { border-color: var(--accent); background: var(--bg-3); }
.case-next .case-next-label {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 0.3rem;
}
.case-next .case-next-title {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text);
}

/* --- Página 404 --------------------------------------------------------------- */
.page-404 {
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 6rem 1.5rem 3rem;
}
.page-404 .hero-provas { width: 100%; max-width: 720px; margin-top: 1rem; }

/* --- Animação de entrada (progressive enhancement) ------------------------------ */
.will-animate {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.will-animate.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .will-animate { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================================
   Padrão de case (set/2026): impacto primeiro, profundidade recolhida
   ========================================================================== */

/* Home — o que eu levo para uma operação */
.cap-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
.cap {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.5rem;
}
.cap h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.cap p { font-size: 0.88rem; color: var(--muted); margin-bottom: 1.2rem; }
.cap-prova {
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding-top: 0.9rem;
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
}
.cap-prova strong {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--accent);
  white-space: nowrap;
}
.cap-prova span { font-size: 0.78rem; color: var(--muted); }

/* Home — case principal em destaque, projetos em cards menores */
.work-featured {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-top: 2px solid var(--accent);
  padding: 2rem;
  margin-bottom: 1.2rem;
  transition: border-color 0.2s, background 0.2s;
}
.work-featured:hover { border-color: var(--accent); background: var(--bg-3); }
.work-featured h3 { font-size: 1.35rem; line-height: 1.3; margin-bottom: 0.9rem; }
.work-featured h3 a { color: var(--text); }
.work-featured h3 a:hover { color: var(--accent-bright); }
.work-featured p { color: var(--muted); font-size: 0.92rem; margin-bottom: 1rem; }

.mini-stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  align-self: start;
}
.mini-stats li { background: var(--bg); padding: 0.9rem 1rem; }
.mini-stats strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.25;
}
.mini-stats span { font-size: 0.74rem; color: var(--muted); }
.mini-stats--3 { grid-template-columns: repeat(3, 1fr); }

/* Case — resumo em 30 segundos */
.resumo {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 2rem;
}
.resumo > div { background: var(--card); padding: 1rem 1.2rem; }
.resumo dt {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.35rem;
}
.resumo dd { font-size: 0.9rem; color: var(--muted); }

/* Case — antes → depois */
.antes-depois {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.antes-depois li { border: 1px solid var(--border); border-radius: 4px; padding: 1.1rem 1.2rem; }
.ad-rotulo { display: block; font-size: 0.8rem; color: var(--muted); margin-bottom: 0.35rem; }
.ad-valores {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-family: var(--font-display);
}
.ad-antes {
  font-size: 1.05rem;
  color: var(--muted);
  text-decoration: line-through;
  text-decoration-color: rgba(132, 148, 168, 0.55);
}
.ad-seta { color: var(--accent); }
.ad-depois { font-size: 1.6rem; font-weight: 800; color: var(--accent); line-height: 1.2; }
.ad-nota { display: block; font-size: 0.8rem; color: var(--muted); margin-top: 0.35rem; }

/* Case — evolução em etapas */
.evolucao {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
}
.evolucao li { position: relative; border-top: 2px solid var(--accent-dim); padding-top: 1rem; }
.evolucao li::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
}
.evolucao--3 { grid-template-columns: repeat(3, 1fr); }
.ev-ano { font-family: var(--font-display); font-size: 0.75rem; font-weight: 700; color: var(--accent); }
.evolucao h3 { font-size: 0.95rem; margin: 0.25rem 0 0.45rem; }
.evolucao p { font-size: 0.84rem; color: var(--muted); margin: 0; }

/* Case — passos numerados (como funciona) */
.passos { list-style: none; counter-reset: passo; }
.passos li {
  counter-increment: passo;
  position: relative;
  padding: 0 0 0.9rem 2.4rem;
  color: var(--muted);
}
.passos li::before {
  content: counter(passo);
  position: absolute;
  left: 0;
  top: 0;
  width: 1.6rem;
  height: 1.6rem;
  border: 1px solid var(--accent-dim);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
}
.passos li strong { color: var(--text); }

/* Case — detalhes técnicos recolhidos */
.detalhes { border: 1px solid var(--border); border-radius: 4px; margin-bottom: 3rem; }
.detalhes > summary {
  cursor: pointer;
  list-style: none;
  padding: 1.1rem 1.4rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: background 0.2s;
}
.detalhes > summary::-webkit-details-marker { display: none; }
.detalhes > summary::after { content: '+'; color: var(--accent); font-size: 1.4rem; line-height: 1; }
.detalhes[open] > summary::after { content: '−'; }
.detalhes > summary:hover { background: var(--bg-3); }
.detalhes > summary span { font-family: var(--font-body); font-weight: 400; font-size: 0.8rem; color: var(--muted); display: block; }
.detalhes-corpo { padding: 0.2rem 1.4rem 1.4rem; border-top: 1px solid var(--border); }
.detalhes-corpo h3 { font-size: 0.92rem; margin: 1.5rem 0 0.8rem; }
.detalhes-corpo p { color: var(--muted); font-size: 0.9rem; margin-bottom: 0.8rem; }
.detalhes-corpo ul:not([class]) { list-style: none; }
.detalhes-corpo ul:not([class]) li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.detalhes-corpo ul:not([class]) li::before { content: '→'; position: absolute; left: 0; color: var(--accent); }

/* Chips de tecnologia */
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chips li {
  font-size: 0.78rem;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.3rem 0.8rem;
  background: var(--card);
}

/* ==========================================================================
   Responsivo
   ========================================================================== */
@media (max-width: 900px) {
  .menu-toggle { display: flex; }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links li { border-top: 1px solid var(--border); }
  .nav-links a { display: block; padding: 1rem 1.5rem; }

  .cases-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .stack-grid { grid-template-columns: 1fr; }
  .contato-grid { grid-template-columns: 1fr; gap: 2rem; }

  .trajetoria-grid { grid-template-columns: 1fr; }
  .trajetoria-foto-wrap { max-width: 260px; }

  .hero-provas { grid-template-columns: 1fr; }
  .fact-bar { grid-template-columns: repeat(2, 1fr); }

  .cap-grid { grid-template-columns: 1fr; }
  .work-featured { grid-template-columns: 1fr; padding: 1.5rem; gap: 1.4rem; }
  .evolucao { grid-template-columns: repeat(2, 1fr); row-gap: 1.8rem; }
  .mini-stats--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 520px) {
  section { padding: 3.2rem 1.2rem; }
  .hero { min-height: 86vh; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .fact-bar { grid-template-columns: 1fr; }

  .resumo { grid-template-columns: 1fr; }
  .antes-depois { grid-template-columns: 1fr; }
  .evolucao { grid-template-columns: 1fr; }
}