:root {
  --azul: #234b86;
  --azul-escuro: #1a3865;
  --laranja: #e5820e;
  --laranja-escuro: #c96f08;
  --branco: #ffffff;
  --cinza-claro: #f3f6fa;
  --texto: #1f2a3a;
  --texto-suave: #55657c;
  --raio: 14px;
  --sombra: 0 10px 30px rgba(35, 75, 134, 0.12);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

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

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, system-ui, -apple-system, sans-serif;
  color: var(--texto);
  background: var(--branco);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a { color: var(--azul); }
a:focus-visible, .menu-toggle:focus-visible { outline: 3px solid var(--laranja); outline-offset: 3px; }

.container { width: min(1120px, 92%); margin-inline: auto; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--laranja);
  color: var(--texto);
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 1rem; }

/* Cabeçalho */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--branco);
  border-bottom: 4px solid var(--laranja);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}
.brand-logo { height: 56px; width: auto; }
.menu-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 26px;
  height: 3px;
  margin: 5px 0;
  background: var(--azul);
  border-radius: 2px;
}
.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.1rem;
  flex-wrap: wrap;
}
.site-nav a {
  text-decoration: none;
  color: var(--azul);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover { border-bottom-color: var(--laranja); }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--azul) 0%, var(--azul-escuro) 100%);
  color: var(--branco);
  padding: 4rem 0;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.85rem;
  color: var(--laranja);
  font-weight: 700;
  margin: 0 0 0.5rem;
}
.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.15;
  margin: 0 0 0.75rem;
}
.hero-subtitle { font-size: 1.35rem; font-weight: 600; margin: 0 0 0.5rem; }
.hero-lead { opacity: 0.9; margin: 0 0 1.75rem; max-width: 36rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero-photo {
  margin: 0;
  justify-self: center;
  width: min(380px, 100%);
  border-radius: 24px;
  overflow: hidden;
  border: 6px solid var(--laranja);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}
.hero-photo img { width: 100%; height: auto; }

.btn {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  transition: background-color 0.2s, color 0.2s;
}
.btn-primary { background: var(--laranja); color: var(--texto); }
.btn-primary:hover { background: var(--laranja-escuro); }
.btn-outline { border-color: var(--branco); color: var(--branco); }
.btn-outline:hover { background: var(--branco); color: var(--azul); }
.podcast .btn-primary, .section .btn-primary { color: var(--texto); }

/* Seções */
.section { padding: 4rem 0; }
.section-alt { background: var(--cinza-claro); }
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  color: var(--azul);
  margin: 0 0 1rem;
  line-height: 1.2;
}
.accent { color: var(--laranja); }

/* Pilares */
.pillars { padding: 4rem 0 2rem; text-align: center; }
.pillar-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}
.pillar-card {
  background: var(--branco);
  border-radius: var(--raio);
  padding: 1.5rem 1rem;
  box-shadow: var(--sombra);
  border-top: 4px solid var(--laranja);
}
.pillar-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 56px;
  height: 56px;
  padding: 0 0.75rem;
  border-radius: 28px;
  background: var(--azul);
  color: var(--branco);
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}
.pillar-card h3 { color: var(--azul); margin: 0 0 0.4rem; font-size: 1.05rem; }
.pillar-card p { margin: 0; font-size: 0.92rem; color: var(--texto-suave); }

/* Duas colunas */
.two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}
.two-columns p { color: var(--texto-suave); }

.formacao-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.formacao-list li {
  padding: 0.65rem 0 0.65rem 1rem;
  border-left: 4px solid var(--laranja);
  margin-bottom: 0.5rem;
  color: var(--texto);
  font-weight: 600;
}

.narrow { width: min(820px, 92%); }
.narrow p { color: var(--texto-suave); }

/* Linha do tempo */
.timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.25rem;
  border-left: 3px solid var(--laranja);
}
.timeline li { position: relative; padding: 0 0 1.5rem 1rem; }
.timeline li::before {
  content: "";
  position: absolute;
  left: -1.75rem;
  top: 0.4rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--azul);
}
.timeline .period {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--laranja-escuro);
}
.timeline strong { color: var(--azul); }
.timeline p { margin: 0.25rem 0 0; font-size: 0.93rem; color: var(--texto-suave); }

/* Cartões */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}
.card-grid-2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  display: block;
  background: var(--branco);
  border-radius: var(--raio);
  padding: 1.5rem;
  text-decoration: none;
  color: var(--texto);
  box-shadow: var(--sombra);
  border-left: 5px solid var(--azul);
  transition: transform 0.2s, border-color 0.2s;
}
.card:hover { transform: translateY(-3px); border-left-color: var(--laranja); }
.card h3 { margin: 0 0 0.4rem; color: var(--azul); }
.card p { margin: 0; color: var(--texto-suave); font-size: 0.95rem; }
.card-strong { background: var(--azul); color: var(--branco); border-left-color: var(--laranja); }
.card-strong h3 { color: var(--branco); }
.card-strong p { color: rgba(255, 255, 255, 0.85); }

/* Podcast e TCC */
.podcast {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.podcast p { color: var(--texto-suave); margin: 0; max-width: 40rem; }
.podcast .section-title { margin-bottom: 0.5rem; }

/* Redes sociais */
.social-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}
.social-list a {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 1.2rem;
  background: var(--branco);
  border-radius: 999px;
  box-shadow: var(--sombra);
  text-decoration: none;
  color: var(--azul);
  font-weight: 700;
}
.social-list a:hover { background: var(--laranja); color: var(--texto); }
.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--azul);
  color: var(--branco);
  font-size: 0.8rem;
  font-weight: 800;
}

/* Rodapé */
.site-footer {
  background: var(--azul-escuro);
  color: var(--branco);
  padding: 2rem 0;
  border-top: 4px solid var(--laranja);
}
.footer-inner { text-align: center; }
.footer-inner p { margin: 0.2rem 0; }
.footer-brand { font-size: 1.5rem; font-weight: 800; color: var(--laranja); }
.footer-words { font-size: 0.9rem; opacity: 0.85; }

/* Responsividade */
@media (max-width: 960px) {
  .pillar-list { grid-template-columns: repeat(3, 1fr); }
  .two-columns { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  .hero { padding: 2.5rem 0; }
  .hero-grid { grid-template-columns: 1fr; gap: 2rem; }
  .hero-photo { order: -1; width: min(260px, 70%); }
  .hero-text { text-align: center; }
  .hero-lead { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-actions .btn { width: 100%; text-align: center; }

  .menu-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--branco);
    border-bottom: 4px solid var(--laranja);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
  }
  .site-nav.open { display: block; }
  .site-header { position: sticky; }
  .site-nav ul { flex-direction: column; gap: 0; padding: 0.5rem 4%; }
  .site-nav a { display: block; padding: 0.8rem 0; border-bottom: 1px solid #e3e9f2; }
  .site-nav a:hover { border-bottom-color: #e3e9f2; color: var(--laranja-escuro); }

  .pillar-list { grid-template-columns: repeat(2, 1fr); }
  .pillar-list li:last-child { grid-column: 1 / -1; }
  .section { padding: 3rem 0; }
  .podcast { flex-direction: column; text-align: center; }
  .podcast .btn { width: 100%; text-align: center; }
}

@media (max-width: 480px) {
  .brand-logo { height: 44px; }
  .pillar-list { grid-template-columns: 1fr; }
  .pillar-list li:last-child { grid-column: auto; }
  .pillar-card { display: flex; align-items: center; gap: 1rem; text-align: left; }
  .pillar-letter { margin: 0; flex-shrink: 0; }
}