/* ----- Google Fonts (via @import, sem alterar o HTML) ----- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500&family=Nunito+Sans:wght@500;600&family=Poppins:wght@600;700;800&display=swap');

/* ---------- Paleta ---------- */
:root {
  /* HEX base */
  --antiflash-white: #e7ecef;
  --yinmn-blue: #274c77;
  --air-superiority-blue: #6096ba;
  --uranian-blue: #a3cef1;
  --battleship-gray: #8b8c89;

  /* Tipografia (famílias e pesos) */
  --ff-heading: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, Inter, 'Helvetica Neue',
    Arial, sans-serif;
  --ff-subtitle: 'Nunito Sans', system-ui, -apple-system, Segoe UI, Roboto, Inter, 'Helvetica Neue',
    Arial, sans-serif;
  --ff-body: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, 'Helvetica Neue', Arial,
    sans-serif;

  --fw-h-strong: 700; /* títulos principais */
  --fw-h: 600; /* h2/h3 etc. */
  --fw-subtitle: 600; /* subtítulos/destaques */
  --fw-body: 400; /* texto */
  --ls-tight: -0.01em;

  /* ---------- Mapeamento para Bootstrap 5.3 ---------- */
  --bs-primary: var(--yinmn-blue);
  --bs-primary-rgb: 39, 76, 119;

  --bs-secondary: var(--battleship-gray);
  --bs-secondary-rgb: 139, 140, 137;

  --bs-info: var(--air-superiority-blue);
  --bs-info-rgb: 96, 150, 186;

  --bs-light: var(--antiflash-white);
  --bs-light-rgb: 231, 236, 239;

  --bs-tertiary-bg: var(--antiflash-white);

  --bs-link-color: var(--yinmn-blue);
  --bs-link-hover-color: #1f3a5c;
}

/* ---------- Base tipográfica ---------- */
html {
  font-size: 16px;
}
body {
  font-family: var(--ff-body);
  font-weight: var(--fw-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1,
.display-1,
.display-2,
.display-3,
.display-4,
.display-5,
.display-6 {
  font-family: var(--ff-heading);
  font-weight: var(--fw-h-strong);
  letter-spacing: var(--ls-tight);
}
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--ff-heading);
  font-weight: var(--fw-h);
  letter-spacing: var(--ls-tight);
}
.lead,
.card-title,
.carousel-caption h5,
.section-subtitle {
  font-family: var(--ff-subtitle);
  font-weight: var(--fw-subtitle);
}

/* ---------- Utilitários de marca ---------- */
.bg-brand-gradient {
  background-image: linear-gradient(
    135deg,
    var(--yinmn-blue),
    var(--air-superiority-blue),
    var(--uranian-blue)
  );
  color: #fff;
}
.text-brand {
  color: var(--yinmn-blue) !important;
}
.border-brand {
  border-color: var(--yinmn-blue) !important;
}
.bg-brand {
  background-color: var(--yinmn-blue) !important;
  color: #fff !important;
}

/* ---------- Navbar ---------- */
.navbar {
  --bs-navbar-color: #2a3b52;
  --bs-navbar-hover-color: var(--yinmn-blue);
  --bs-navbar-brand-color: var(--yinmn-blue);
  --bs-navbar-brand-hover-color: #1f3a5c;
  --bs-navbar-toggler-icon-bg: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(39,76,119,0.95)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
.navbar-brand {
  font-family: var(--ff-heading);
  font-weight: var(--fw-h);
  letter-spacing: var(--ls-tight);
}

/* ---------- Carrossel ---------- */
.carousel-indicators [data-bs-target] {
  background-color: var(--yinmn-blue);
}
.carousel-caption {
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}

/* ---------- Acessibilidade ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: -9999px;
}
.skip-link:focus {
  position: static;
  display: inline-block;
  padding: 0.5rem 0.75rem;
  background: #000;
  color: #fff;
  border-radius: 0.25rem;
  margin: 0.5rem;
}

/* ---------- Base responsiva ---------- */
img {
  max-width: 100%;
  height: auto;
}
section {
  scroll-margin-top: 80px;
}

/* ===== Ajustes do carrossel: tamanho consistente + legenda legível ===== */

/* 1) Todos os slides com a MESMA área, independente da imagem */
#carrossel .carousel-item {
  aspect-ratio: 16 / 9;
}
@media (min-width: 992px) {
  #carrossel .carousel-item {
    aspect-ratio: 4 / 3;
  }
}

/* A imagem preenche o slide sem deformar; corta as sobras se necessário */
#carrossel .carousel-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* 2) Legendas com texto ESCURO e fundo claro semi-transparente */
#carrossel .carousel-caption {
  left: 50%;
  right: auto;
  transform: translateX(-50%);
  bottom: 1rem;

  display: inline-block;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;

  /* fundo claro translúcido (fallback + color-mix moderno) */
  background: rgba(231, 236, 239, 0.92); /* antiflash-white ~ 92% */
  background: color-mix(in srgb, var(--antiflash-white) 92%, transparent);

  /* texto escuro usando a cor da marca */
  color: var(--yinmn-blue);
  text-shadow: none;
}

/* Garante a cor escura nos títulos e descrições da legenda */
#carrossel .carousel-caption h5,
#carrossel .carousel-caption p {
  color: var(--yinmn-blue);
  margin-bottom: 0.25rem;
}

/* Indicadores mantêm a cor da marca */
#carrossel .carousel-indicators [data-bs-target] {
  background-color: var(--yinmn-blue);
}

/* ===== Footer compacto ===== */
.site-footer {
  background: var(--antiflash-white);
  border-top: 1px solid color-mix(in srgb, var(--yinmn-blue) 12%, transparent);

  /* altura enxuta */
  padding-block: 0.75rem;
  margin-top: 2rem;

  font-size: 0.9rem;
  color: #1f2a3a;
}

/* reduz o espaço vertical entre colunas do grid do footer */
.site-footer .row {
  --bs-gutter-y: 0.25rem;
}

/* links no footer: mesma cor do texto, com hover discreto */
.site-footer a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: transparent;
}
.site-footer a:hover {
  color: var(--yinmn-blue);
  text-decoration-color: currentColor;
}

/* alinhamentos agradáveis em telas pequenas */
@media (max-width: 767.98px) {
  .site-footer .text-md-end {
    text-align: left !important;
  }
}
/* utilitário para borda tracejada usado em "Em breve" */
.border-dashed {
  border: 2px dashed color-mix(in srgb, var(--yinmn-blue) 20%, transparent);
}
/* fallback se o Bootstrap da hospedagem não tiver object-fit utilities */
.object-fit-cover {
  object-fit: cover;
}