/* ============================================================
   Logicamente Fácil — Tema global da marca-mãe
   "Pensar melhor. Fazer mais fácil."
   Inteligência prática, resultados reais.
   ============================================================ */

:root {
  /* === Marca-mãe === */
  --lf-orange:        #FF6A00;
  --lf-orange-light:  #FFA13B;
  --lf-orange-dark:   #D85800;
  --lf-black:         #050505;
  --lf-graphite:      #1F1F23;
  --lf-graphite-2:    #2B2B2E;
  --lf-soft-white:    #F5F5F7;
  --lf-text-dark:     #111827;
  --lf-text-muted:    #64748B;

  /* === Produto: JDC Concursos === */
  --jdc-card:         #3A1B0B;
  --jdc-success:      #22C55E;
  --jdc-error:        #FF4F80;
}

/* Tema escuro padrão da plataforma JDC */
body.lf-theme {
  font-family: 'Montserrat', 'Inter', 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(ellipse at top, rgba(255,106,0,.06), transparent 50%),
    linear-gradient(180deg, var(--lf-black) 0%, var(--lf-graphite) 100%);
  color: var(--lf-soft-white);
}

body.lf-theme h1, body.lf-theme h2, body.lf-theme h3, body.lf-theme h4 {
  font-family: 'Montserrat', sans-serif;
  letter-spacing: -0.01em;
  color: #fff;
}

/* === Header da Logicamente Fácil === */
.lf-header {
  background: linear-gradient(180deg, rgba(5,5,5,.95), rgba(31,31,35,.92));
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,106,0,.18);
  padding: 12px 16px;
  position: sticky;
  top: 0;
  z-index: 50;
}
.lf-header-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.lf-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  color: #fff;
  font-size: 17px;
  letter-spacing: 0.02em;
}
.lf-logo img {
  height: 64px;
  width: 64px;
  display: block;
  object-fit: contain;
  background: var(--lf-soft-white);
  border-radius: 14px;
  padding: 2px;
  box-shadow: 0 4px 10px rgba(0,0,0,.20);
}
.lf-logo .lf-logo-name { display: flex; }
.lf-logo .lf-logo-name b { color: #fff; font-size: 16px; letter-spacing: 0.5px; }
.lf-logo .lf-logo-name span { color: var(--lf-orange); font-weight: 800; font-size: 14px; letter-spacing: 2px; }
.lf-logo .lf-logo-name {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.lf-logo .lf-logo-name b { color: #fff; }
.lf-logo .lf-logo-name span { color: var(--lf-orange); font-weight: 700; }

.lf-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.lf-nav a {
  color: var(--lf-soft-white);
  text-decoration: none;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
  transition: background .12s, color .12s;
}
.lf-nav a:hover { background: rgba(255,106,0,.10); color: var(--lf-orange-light); }
.lf-nav a.active { color: var(--lf-orange); }

/* === Botões === */
.lf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 999px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform .12s, box-shadow .12s, opacity .12s;
  min-height: 40px;
}
.lf-btn-orange {
  background: linear-gradient(135deg, var(--lf-orange), var(--lf-orange-dark));
  color: #fff;
  box-shadow: 0 6px 18px rgba(255,106,0,.30);
}
.lf-btn-orange:hover { transform: translateY(-1px); box-shadow: 0 10px 22px rgba(255,106,0,.42); }
.lf-btn-outline {
  background: transparent;
  color: var(--lf-soft-white);
  border: 1.5px solid rgba(255,255,255,.20);
}
.lf-btn-outline:hover { border-color: var(--lf-orange); color: var(--lf-orange); }
.lf-btn-ghost {
  background: transparent;
  color: var(--lf-orange);
}
.lf-btn-ghost:hover { background: rgba(255,106,0,.08); }
.lf-btn-lg { padding: 14px 26px; font-size: 15px; min-height: 48px; }

/* === Cards padrão LF === */
.lf-card {
  background: linear-gradient(180deg, rgba(43,43,46,.85), rgba(31,31,35,.85));
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 14px 32px rgba(0,0,0,.32);
}
.lf-card-orange {
  background: linear-gradient(160deg, var(--jdc-card), #1a0d05);
  border: 1px solid rgba(255,106,0,.22);
}

/* === Tagline / eyebrow === */
.lf-eyebrow {
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--lf-orange);
}

/* === Override mjs-* quando body tem .lf-theme (compatibilidade legada) === */
body.lf-theme .mjs-header { display: none; }
body.lf-theme .mjs-btn-gold {
  background: linear-gradient(135deg, var(--lf-orange), var(--lf-orange-dark)) !important;
  color: #fff !important;
  box-shadow: 0 6px 18px rgba(255,106,0,.30);
}
body.lf-theme .mjs-btn-primary {
  background: var(--lf-orange) !important;
  color: #fff !important;
}
body.lf-theme .mjs-btn-outline {
  border-color: rgba(255,255,255,.22) !important;
  color: var(--lf-soft-white) !important;
}
body.lf-theme .mjs-btn-outline:hover {
  border-color: var(--lf-orange) !important;
  color: var(--lf-orange) !important;
}

/* Spotlight do JDC com cor da marca */
body.lf-theme .e-spotlight { border-color: rgba(255,106,0,.28); }
body.lf-theme .e-tab.active {
  background: var(--lf-orange) !important;
  border-color: var(--lf-orange) !important;
  color: #0c0c0c !important;
}

/* === Feedback de questão (JDC Concursos) === */
body.lf-theme .e-qalt.ok {
  border-color: var(--jdc-success) !important;
  background: linear-gradient(180deg, rgba(34,197,94,.20), rgba(34,197,94,.08)) !important;
}
body.lf-theme .e-qalt.bad {
  border-color: var(--jdc-error) !important;
  background: linear-gradient(180deg, rgba(255,79,128,.20), rgba(255,79,128,.08)) !important;
}

/* === Footer leve === */
.lf-footer {
  text-align: center;
  padding: 24px 16px;
  margin-top: 32px;
  border-top: 1px solid rgba(255,255,255,.06);
  color: var(--lf-text-muted);
  font-size: 12px;
}
.lf-footer-tagline {
  color: var(--lf-orange);
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 4px;
}

/* === Mobile === */
@media (max-width: 760px) {
  .lf-logo { font-size: 14px; }
  .lf-logo img { height: 30px; }
  .lf-nav { gap: 4px; }
  .lf-nav a { padding: 6px 8px; font-size: 11px; }
}
@media (max-width: 480px) {
  .lf-nav { display: none; }
}