/* =========================================================
   FLEXIHUB — GLOBAL SITE.CSS COMPLETO
   Fundo consistente + Micro animações + UI refinada
   ========================================================= */

/* ================= ROOT ================= */

:root{
  --bg:#0e0e11;
  --panel:#121218;
  --border:#24242d;
  --text:#ffffff;
  --muted:#cfcfd6;
  --muted2:#8a8a93;

  --glowA: rgba(120,120,255,0.18);
  --glowB: rgba(120,255,220,0.08);
  --grid: rgba(255,255,255,0.03);
}

/* ================= RESET BASE ================= */

*{
  box-sizing:border-box;
}

html{
  background:var(--bg);
  scroll-behavior:smooth;
}

body{
  margin:0;
  padding:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:var(--text);
  min-height:100vh;

  background:
    radial-gradient(900px 420px at 50% -12%, var(--glowA), transparent 60%),
    radial-gradient(700px 360px at 10% 10%, var(--glowB), transparent 60%),
    radial-gradient(900px 420px at 50% 112%, rgba(120,120,255,0.12), transparent 60%),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    var(--bg);

  background-size:auto,auto,auto,52px 52px,52px 52px,auto;
}

/* ================= CONTAINER ================= */

.container{
  max-width:1080px;
  margin:0 auto;
  padding:72px 24px 64px;
}

/* ================= TOPBAR ================= */

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-bottom:25px;
}

.brand{
  display:flex;
  align-items:center;
  text-decoration:none;
  line-height:0;
}

.brand-logo{
  height:60px;
  width:auto;
  display:block;
  transform:translateX(-38px) scale(2.6);
  transform-origin:left center;
}

/* ================= NAV ================= */

.navlinks{
  display:flex;
  gap:10px;
  align-items:center;
  flex-wrap:wrap;
  justify-content:flex-end;
}

.navlinks a,
.navlinks a:visited{
  color:var(--muted) !important;
  text-decoration:none !important;
}

.navlinks a:hover{
  color:var(--text) !important;
  text-decoration:none !important;
}

.link{
  display:inline-flex;
  align-items:center;
  justify-content:center;

  font-size:14px;
  padding:8px 10px;
  border-radius:10px;

  border:1px solid rgba(255,255,255,0.08);
  background:rgba(18,18,24,0.35);
  backdrop-filter:blur(6px);

  transition:
    transform .18s ease,
    filter .18s ease,
    border-color .18s ease,
    background .18s ease,
    box-shadow .18s ease;
}

.link:hover{
  filter:brightness(1.08);
}

.link.cta{
  color:var(--text) !important;
  background:rgba(255,255,255,0.08);
  border-color:rgba(255,255,255,0.16);
  box-shadow:0 0 40px rgba(140,140,255,0.12);
  position:relative;
  overflow:hidden;
}

.link.cta::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(
    120deg,
    transparent,
    rgba(255,255,255,.15),
    transparent
  );
  transform:translateX(-120%);
  transition:transform .6s ease;
  pointer-events:none;
}

.link.cta:hover::after{
  transform:translateX(120%);
}

/* ================= BOTÕES ================= */

.btn{
  transition:
    transform .18s ease,
    filter .18s ease,
    box-shadow .18s ease;
}

.btn:hover{
  transform:translateY(-1px);
}

/* ================= CARDS ================= */

.card{
  transition:
    transform .18s ease,
    box-shadow .18s ease,
    filter .18s ease;
}

.card:hover{
  transform:translateY(-2px);
  box-shadow:0 14px 38px rgba(0,0,0,.36);
}

/* ================= SCENARIO BUTTONS ================= */

.scenario-btn{
  transition:
    transform .18s ease,
    border-color .18s ease,
    box-shadow .18s ease,
    background .18s ease;
}

.scenario-btn:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 30px rgba(0,0,0,.35);
}

/* ================= DECISION CARD GLOW ================= */

.decision{
  animation:softPulse 4s ease-in-out infinite;
}

@keyframes softPulse{
  0%,100%{
    box-shadow:0 0 70px rgba(120,120,255,0.18);
  }
  50%{
    box-shadow:0 0 85px rgba(120,120,255,0.28);
  }
}

/* ================= MICRO ANIMAÇÕES ================= */

.fade-in-up{
  opacity:0;
  transform:translateY(8px);
  animation:fadeUp .45s ease forwards;
}

@keyframes fadeUp{
  to{
    opacity:1;
    transform:translateY(0);
  }
}

/* ================= FOOTER ================= */

footer{
  margin-top:64px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,0.08);
  font-size:13px;
  color:var(--muted2);
}

/* ================= MOBILE ================= */

@media (max-width:720px){

  .topbar{
    flex-direction:column;
    align-items:flex-start;
    gap:12px;
  }

  .brand-logo{
    height:36px;
    transform:translateX(-10px) scale(2.0);
  }

  .navlinks{
    width:100%;
    justify-content:flex-start;
    gap:8px;
  }

  .link{
    padding:10px 12px;
    border-radius:12px;
  }

  .container{
    padding-top:56px;
  }
}

/* ================= ACESSIBILIDADE ================= */

@media (prefers-reduced-motion: reduce){
  *{
    animation:none !important;
    transition:none !important;
    scroll-behavior:auto !important;
  }
}