/* ===== VARIÁVEIS ===== */
:root {
  /* Fundos */
  --black: #05070D;
  --off-white: #0E1117;
  --surface: #111620;
  --surface-hover: #161d2a;

  /* Texto */
  --white: #E8EAF0;
  --gray-900: #E8EAF0;
  --gray-700: rgba(232,234,240,0.65);
  --gray-500: rgba(232,234,240,0.45);
  --gray-400: rgba(232,234,240,0.3);
  --gray-300: rgba(232,234,240,0.12);
  --gray-200: rgba(232,234,240,0.07);
  --gray-100: #0E1117;

  /* Acentos cyberpunk */
  --cyan: #00C8FF;
  --cyan-dim: rgba(0,200,255,0.12);
  --cyan-mid: rgba(0,200,255,0.25);
  --gold: #F5A623;
  --gold-dim: rgba(245,166,35,0.12);
  --green: #10E898;
  --green-dim: rgba(16,232,152,0.12);
  --purple: #9B6DFF;
  --purple-dim: rgba(155,109,255,0.12);

  /* Compat com código antigo — mapeado para cyan */
  --red: #00C8FF;
  --red-light: rgba(0,200,255,0.1);
  --red-dark: #00A8D8;

  /* Tipografia */
  --font: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Orbitron', monospace;
  --font-mono: 'JetBrains Mono', monospace;

  /* Misc */
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 2px 16px rgba(0,0,0,0.5);
  --shadow-md: 0 4px 28px rgba(0,0,0,0.6);
  --glow: 0 0 20px rgba(0,200,255,0.18), 0 0 40px rgba(0,200,255,0.06);
  --border-dim: 1px solid rgba(0,200,255,0.14);
  --transition: 0.2s ease;

  --sidebar-width: 220px;
  --header-height: 56px;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background:
    radial-gradient(ellipse at 15% 40%, rgba(0,200,255,0.04) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 15%, rgba(155,109,255,0.04) 0%, transparent 55%),
    var(--black);
  color: var(--white);
  line-height: 1.5;
  min-height: 100vh;
}
img, svg { display: block; max-width: 100%; }
button { cursor: pointer; font-family: var(--font); }
input, textarea, select { font-family: var(--font); }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ===== UTILITÁRIOS ===== */
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ===== TELA DE ACESSO ===== */
#access-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at center, rgba(0,200,255,0.06) 0%, var(--black) 65%);
}
.access-card {
  background: var(--off-white);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
  border: var(--border-dim);
  box-shadow: var(--glow);
  text-align: center;
}
.access-card__logo {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin-bottom: 8px;
  color: var(--white);
}
.access-card__logo span { color: var(--cyan); }
.access-card__subtitle {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 32px;
  letter-spacing: 0.04em;
}
.access-card__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-500);
  text-align: left;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-heading);
}
.access-card__input {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  margin-bottom: 20px;
  text-align: center;
  letter-spacing: 0.1em;
  background: var(--surface);
  color: var(--white);
  font-family: var(--font-mono);
}
.access-card__input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0,200,255,0.1);
}

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  background: var(--surface);
  color: var(--white);
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  box-shadow: var(--shadow-md);
  border: var(--border-dim);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition);
  pointer-events: none;
}
.toast--visible { opacity: 1; transform: translateY(0); }
.toast--error { background: rgba(255,60,60,0.15); border-color: rgba(255,60,60,0.4); color: #ff6b6b; }
.toast--success { background: var(--surface); border-color: var(--cyan); }