/* =========================
   RESET GLOBAL
========================= */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* =========================
   VARIÁVEIS GLOBAIS
========================= */
:root {
  --navbar-height: 60px;
  --primary-color: #00aaff;
  --bg-dark: #121212;
  --bg-panel: #1e1e1e;
  --text-light: #ffffff;
}

/* =========================
   BODY GLOBAL
========================= */
body {
  background-color: var(--bg-dark);
  color: var(--text-light);
  font-family: Arial, sans-serif;
  min-height: 100vh;
  padding-top: 0;
  margin-left: var(--sidebar-width, 250px);
  transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
}

body.sidebar-collapsed {
  margin-left: var(--sidebar-collapsed, 68px);
}

@media (max-width: 768px) {
  body,
  body.sidebar-collapsed {
    margin-left: 0;
    padding-top: 60px;
  }
}