:root {
  /* Paleta extraída da logo IAIÁ (perfil hexagonal) */
  --azul: #1E4B85;        /* azul cobalto — primária */
  --azul-light: #2C5C99;
  --azul-escuro: #0F2D57; /* azul profundo — gradientes e apoio */
  --teal: #2FB6D9;        /* ciano/teal dos hexágonos internos */
  --teal-dark: #1690AC;
  --salmao: #F2A98D;      /* salmão do perfil e do wordmark — acento */
  --salmao-dark: #E08F70;
  --cinza: #F5F1ED;       /* fundo de blocos, tom quente para combinar com o salmão */
  --texto: #21283A;
  --texto-suave: #5A6478;
  --branco: #FFFFFF;
  --radius: 10px;
  --max-width: 1120px;
  font-size: 16px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

h1, h2, h3, .logo, .step .num {
  font-family: 'Space Grotesk', 'Inter', -apple-system, sans-serif;
}

a { color: var(--teal-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header / Nav */
header.site-header {
  background: var(--azul);
  color: var(--branco);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.5px;
  color: var(--salmao);
}
.logo:hover { text-decoration: none; opacity: 0.9; }

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
}
nav.main-nav a {
  color: var(--branco);
  font-weight: 500;
  opacity: 0.88;
}
nav.main-nav a:hover,
nav.main-nav a.active {
  opacity: 1;
  text-decoration: none;
  border-bottom: 2px solid var(--teal);
  padding-bottom: 4px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--branco);
  font-size: 1.6rem;
  cursor: pointer;
}

@media (max-width: 760px) {
  nav.main-nav {
    display: none;
    width: 100%;
  }
  nav.main-nav.open { display: block; }
  nav.main-nav ul {
    flex-direction: column;
    gap: 0;
    padding-top: 12px;
  }
  nav.main-nav li { padding: 10px 0; border-top: 1px solid rgba(255,255,255,0.12); }
  .nav-wrap { flex-wrap: wrap; }
  .nav-toggle { display: block; }
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--azul-escuro) 0%, var(--azul) 100%);
  color: var(--branco);
  padding: 88px 0 76px;
}
.hero .eyebrow {
  color: var(--teal);
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(2rem, 4vw, 2.9rem);
  line-height: 1.25;
  margin: 0 0 18px;
  max-width: 780px;
}
.hero p.lead {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.88);
  max-width: 640px;
  margin: 0 0 32px;
}

.page-hero {
  background: var(--azul);
  color: var(--branco);
  padding: 64px 0 56px;
}
.page-hero h1 { margin: 0 0 12px; font-size: clamp(1.8rem, 3.4vw, 2.4rem); }
.page-hero p { color: rgba(255,255,255,0.85); max-width: 640px; margin: 0; font-size: 1.05rem; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.98rem;
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--teal);
  color: var(--branco);
}
.btn-primary:hover { background: var(--teal-dark); text-decoration: none; }
.btn-outline {
  background: transparent;
  border: 2px solid var(--branco);
  color: var(--branco);
}
.btn-outline:hover { background: rgba(255,255,255,0.12); text-decoration: none; }
.btn-secondary {
  background: var(--salmao);
  color: var(--azul-escuro);
}
.btn-secondary:hover { background: var(--salmao-dark); text-decoration: none; }

.cta-row { display: flex; gap: 16px; flex-wrap: wrap; }

/* Sections */
section { padding: 72px 0; }
section.alt { background: var(--cinza); }

h2.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--azul);
  margin: 0 0 12px;
}
p.section-lead {
  color: var(--texto-suave);
  font-size: 1.05rem;
  max-width: 680px;
  margin: 0 0 40px;
}

/* Cards grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 860px) {
  .grid-3 { grid-template-columns: 1fr; }
}
.card {
  background: var(--branco);
  border: 1px solid #E4E8EF;
  border-radius: var(--radius);
  padding: 28px;
}
.card .tag {
  display: inline-block;
  background: rgba(47,182,217,0.12);
  color: var(--teal-dark);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.card h3 { margin: 0 0 10px; color: var(--azul); font-size: 1.15rem; }
.card p { margin: 0; color: var(--texto-suave); font-size: 0.98rem; }

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: step;
}
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.step {
  position: relative;
  padding: 28px 24px 24px;
  background: var(--branco);
  border-radius: var(--radius);
  border: 1px solid #E4E8EF;
}
.step .num {
  width: 40px; height: 40px;
  background: var(--azul);
  color: var(--branco);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  margin-bottom: 16px;
}
.step h3 { margin: 0 0 8px; color: var(--azul); font-size: 1.05rem; }
.step p { margin: 0; color: var(--texto-suave); font-size: 0.95rem; }

/* Quote / manifesto */
blockquote.manifesto {
  font-size: 1.4rem;
  color: var(--azul);
  font-weight: 700;
  border-left: 4px solid var(--teal);
  padding-left: 24px;
  margin: 0 0 40px;
  max-width: 720px;
}

.prose { max-width: 760px; }
.prose p { margin: 0 0 18px; color: var(--texto); }
.prose ul { padding-left: 20px; }
.prose li { margin-bottom: 10px; color: var(--texto); }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

form.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--branco);
  border: 1px solid #E4E8EF;
  border-radius: var(--radius);
  padding: 28px;
}
form.contact-form label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--azul);
  margin-bottom: 6px;
  display: block;
}
form.contact-form input,
form.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #D7DCE5;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.98rem;
}
form.contact-form input:focus,
form.contact-form textarea:focus {
  outline: none;
  border-color: var(--teal);
}
.form-note {
  font-size: 0.85rem;
  color: var(--texto-suave);
  margin-top: -6px;
}
#form-status {
  font-size: 0.92rem;
  font-weight: 600;
  min-height: 20px;
}
#form-status.ok { color: var(--teal-dark); }

.info-block {
  background: var(--cinza);
  border-radius: var(--radius);
  padding: 28px;
}
.info-block h3 { color: var(--azul); margin-top: 0; }
.info-block dl { margin: 0; }
.info-block dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--texto-suave);
  margin-top: 16px;
}
.info-block dt:first-child { margin-top: 0; }
.info-block dd {
  margin: 2px 0 0;
  font-weight: 600;
  color: var(--texto);
}

/* Footer */
footer.site-footer {
  background: var(--azul);
  color: rgba(255,255,255,0.82);
  padding: 48px 0 28px;
  margin-top: 40px;
}
footer.site-footer .footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
@media (max-width: 760px) {
  footer.site-footer .footer-grid { grid-template-columns: 1fr; }
}
footer.site-footer h4 {
  color: var(--branco);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin: 0 0 14px;
}
footer.site-footer p, footer.site-footer li { font-size: 0.92rem; }
footer.site-footer a { color: rgba(255,255,255,0.82); }
footer.site-footer ul { list-style: none; padding: 0; margin: 0; }
footer.site-footer li { margin-bottom: 8px; }
footer.site-footer .tagline { color: var(--teal); font-weight: 700; margin-bottom: 10px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 20px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.badge-note {
  background: var(--cinza);
  border-left: 4px solid var(--salmao);
  padding: 14px 18px;
  border-radius: 6px;
  font-size: 0.92rem;
  color: var(--texto-suave);
  margin: 24px 0;
}