/* ── Custom properties ─────────────────────────────────────── */
:root {
  --ca-navy:      oklch(20% 0.04 248);
  --ca-navy-mid:  oklch(28% 0.06 248);
  --ca-blue:      oklch(59% 0.13 248);   /* #4A90D9 — azul da marca */
  --ca-blue-lt:   oklch(74% 0.11 245);   /* azul claro — legível em fundo escuro */
  --ca-blue-dk:   oklch(40% 0.10 248);   /* azul escuro — hover em fundo claro */
  --ca-white:     oklch(97% 0.005 248);
  --ca-black:     oklch(17% 0.02 248);
  --ca-gray:      oklch(50% 0.04 248);
  --ca-light:     oklch(90% 0.008 248);
  --ca-section:   oklch(96% 0.005 248);
}

/* ── Base ──────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }
body {
  font-family: 'Barlow', sans-serif;
  background-color: var(--ca-white);
  color: var(--ca-black);
}

/* ── Color utilities ───────────────────────────────────────── */
.bg-ca-navy    { background-color: var(--ca-navy); }
.bg-ca-section { background-color: var(--ca-section); }
.bg-ca-white   { background-color: var(--ca-white); }
.text-ca-navy  { color: var(--ca-navy); }
.text-ca-white { color: var(--ca-white); }
.text-ca-blue  { color: var(--ca-blue); }
.text-ca-bluelt{ color: var(--ca-blue-lt); }
.text-ca-gray  { color: var(--ca-gray); }
.border-ca-light { border-color: var(--ca-light); }
.border-ca-blue  { border-color: var(--ca-blue); }

/* ── Navbar ────────────────────────────────────────────────── */
#navbar { transition: box-shadow 0.2s; }
#navbar.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.4); }
.nav-link {
  color: var(--ca-white);
  transition: color 0.2s;
}
.nav-link:hover { color: var(--ca-blue-lt); }

/* ── Section kicker — fundo claro ──────────────────────────── */
.section-label {
  display: block;
  font-family: 'Barlow', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ca-blue);
}

/* ── Section kicker — fundo escuro ────────────────────────── */
.section-label-inv {
  display: block;
  font-family: 'Barlow', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ca-blue-lt);
}

/* ── Botão primário: branco/azul para fundos escuros ────────── */
.btn-primary {
  background-color: var(--ca-white);
  color: var(--ca-navy);
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  padding: 0.875rem 2rem;
  border-radius: 0.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: background-color 0.2s, color 0.2s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary:hover {
  background-color: var(--ca-blue-lt);
  color: var(--ca-navy);
}

/* ── Botão outline para fundos escuros ──────────────────────── */
.btn-outline-inv {
  border: 1.5px solid oklch(97% 0.005 248 / 0.45);
  color: var(--ca-white);
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: 0.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-outline-inv:hover {
  border-color: var(--ca-white);
  background-color: oklch(97% 0.005 248 / 0.1);
}

/* ── Botão outline para fundos claros ───────────────────────── */
.btn-outline {
  border: 1.5px solid var(--ca-blue);
  color: var(--ca-blue);
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: 0.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-outline:hover {
  background-color: var(--ca-blue);
  color: var(--ca-white);
}

/* ── Botão outline pequeno — navbar ─────────────────────────── */
.btn-outline-sm {
  border: 1.5px solid oklch(97% 0.005 248 / 0.4);
  color: var(--ca-white);
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  padding: 0.45rem 1.1rem;
  border-radius: 0.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s;
  text-decoration: none;
  font-size: 0.8rem;
  white-space: nowrap;
}
.btn-outline-sm:hover {
  border-color: var(--ca-white);
  background-color: oklch(97% 0.005 248 / 0.12);
}

/* ── Botão azul sólido — fundos claros ──────────────────────── */
.btn-blue {
  background-color: var(--ca-blue);
  color: var(--ca-white);
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: 0.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: background-color 0.2s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-blue:hover { background-color: var(--ca-blue-dk); }

/* ── Accordion ─────────────────────────────────────────────── */
.accordion-content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.accordion-content.open { grid-template-rows: 1fr; }
.accordion-content > div { overflow: hidden; }

/* ── DataTables ────────────────────────────────────────────── */
.dataTables_wrapper .dataTables_filter input {
  border: 1px solid var(--ca-light);
  border-radius: 0.2rem;
  padding: 0.375rem 0.75rem;
  outline: none;
  font-family: 'Barlow', sans-serif;
}
.dataTables_wrapper .dataTables_filter input:focus {
  border-color: var(--ca-blue);
  box-shadow: 0 0 0 2px oklch(59% 0.13 248 / 0.2);
}
.dt-buttons .dt-button {
  background: var(--ca-navy);
  color: var(--ca-white);
  border-radius: 0.2rem;
  padding: 0.375rem 0.75rem;
  margin-right: 4px;
  font-size: 0.875rem;
  font-family: 'Barlow', sans-serif;
  cursor: pointer;
  border: none;
}
.dt-buttons .dt-button:hover { opacity: 0.8; }