/* ============================================================
   ACCESSLY — BASE
   ============================================================ */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-void);
  color: var(--text-main);
  line-height: 1.55;
  letter-spacing: -0.02em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ---------- FUNDO EM CAMADAS (Profundidade Estelar) ---------- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 80% 60% at 10% 0%, rgba(220, 38, 38, 0.10) 0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at 95% 90%, rgba(120, 20, 20, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse 100% 80% at 50% 50%, #0A0A0A 0%, #050505 100%);
  background-attachment: fixed;
}

/* Noise texture sutil (profundidade de cinema) */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* ---------- Tipografia Global ---------- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--text-main);
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }
h4 { font-size: 1rem; font-weight: 600; }

p { line-height: 1.6; }

a { color: inherit; text-decoration: none; transition: color var(--t-fast); }

/* ---------- Reset de mídia e controles ---------- */
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }
ul, ol { list-style: none; }

/* ---------- Seleção ---------- */
::selection {
  background: var(--brand-primary);
  color: #fff;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-void); }
::-webkit-scrollbar-thumb {
  background: var(--border-titanium);
  border-radius: var(--r-full);
  transition: background var(--t-fast);
}
::-webkit-scrollbar-thumb:hover { background: var(--brand-deep); }

/* ---------- Foco acessível ---------- */
*:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--s-6);
}

.container-sm {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 0 var(--s-5);
}

/* ---------- Utilitários ---------- */
.text-muted { color: var(--text-muted); }
.text-dim { color: var(--text-dim); }
.text-center { text-align: center; }
.text-mono { font-family: var(--font-mono); font-size: 0.85em; letter-spacing: 0; }
.hidden { display: none !important; }

.mt-2 { margin-top: var(--s-2); }
.mt-4 { margin-top: var(--s-4); }
.mt-6 { margin-top: var(--s-6); }
.mt-8 { margin-top: var(--s-8); }
.mb-2 { margin-bottom: var(--s-2); }
.mb-4 { margin-bottom: var(--s-4); }
.mb-6 { margin-bottom: var(--s-6); }
.mb-8 { margin-bottom: var(--s-8); }

/* ---------- Animações de entrada ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(239, 68, 68, 0.25); }
  50%      { box-shadow: 0 0 36px rgba(239, 68, 68, 0.55); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.animate-fade-up {
  animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* ---------- Prefers Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}