/* ============================================================
   base.css — variáveis globais e reset mínimo
   drpetrus.top · não alterar valores sem revisar todas as páginas
   ============================================================ */

:root {
  /* Cores primárias */
  --az:  #1e4152;   /* azul escuro — cor principal */
  --ci:  #01a9ce;   /* ciano — destaque */
  --ci2: #6D7073;   /* cinza médio */
  --ve:  #3c825c;   /* verde */
  --ro:  #40295e;   /* roxo */

  /* Fundo e bordas (tema claro) */
  --bg: #f2f5f7;
  --bd: #d6e0e6;

  /* Sombras */
  --sh:  0 2px 20px rgba(30, 65, 82, .09);
  --shh: 0 8px 40px rgba(30, 65, 82, .18);

  /* Borda arredondada padrão */
  --r: 12px;

  /* Transição padrão (--tr e --transition são aliases — ambos existem no projeto) */
  --tr:         .3s cubic-bezier(.4, 0, .2, 1);
  --transition: .3s cubic-bezier(.4, 0, .2, 1);
}

/* Logo do navbar público — compartilhado por index, sobre, apps, medtrab */
.nav-logo img {
  height: 42px;
  width: auto;
  object-fit: contain;
  background: #fff;
  border-radius: 8px;
  padding: 3px 5px;
}

/* Logo-link "Início" — compartilhado por todas as ferramentas clínicas */
.logo-home {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-home img {
  height: 40px;
  width: auto;
  background: #fff;
  border-radius: 8px;
  padding: 4px 6px;
  display: block;
  object-fit: contain;
  transition: opacity .2s;
}
.logo-home:hover img { opacity: .85; }
.logo-home-label {
  font-family: Montserrat, sans-serif;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ci);
  transition: color .2s;
}
.logo-home:hover .logo-home-label { color: #fff; }
/* Login card: logo maior, sem label visível */
.login-logo-row .logo-home img {
  height: 54px;
  padding: 6px 10px;
  border-radius: 10px;
}

/* Botão voltar à home — compartilhado por todas as ferramentas clínicas */
.btn-back-home {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 13px;
  border-radius: 50px;
  font-family: Montserrat, sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .05em;
  text-decoration: none;
  color: rgba(255,255,255,.7);
  border: 1px solid rgba(255,255,255,.2);
  background: transparent;
  transition: color .2s, border-color .2s, background .2s;
  white-space: nowrap;
  flex-shrink: 0;
}
.btn-back-home:hover {
  color: #fff;
  border-color: rgba(255,255,255,.5);
  background: rgba(255,255,255,.1);
}
/* Link "voltar" dentro do card de login (fundo branco) */
.login-back-link {
  display: block;
  text-align: center;
  margin-top: 14px;
  font-size: 11px;
  font-family: Montserrat, sans-serif;
  color: var(--ci2);
  text-decoration: none;
  opacity: .75;
  transition: opacity .2s, color .2s;
}
.login-back-link:hover { opacity: 1; color: var(--az); }

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