* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
}

#app {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */

.sidebar {
  width: 240px;
  background: var(--sidebar-bg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
}

.sidebar h2 {
  font-size: 22px;
  margin-bottom: 24px;
  color: var(--accent);
}

.sidebar nav a {
  display: block;
  padding: 10px 12px;
  margin-bottom: 6px;
  border-radius: 6px;
  color: var(--sidebar-text);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s;
}

.sidebar nav a:hover {
  background: var(--accent-light);
  color: #fff;
}

.sidebar nav a.active {
  background: var(--accent);
  color: #fff;
}

.user-footer {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--sidebar-text);
}

/* Content */

.content {
  flex: 1;
  padding: 40px;
}

.hero {
  text-align: center;
  margin-bottom: 40px;
}

.hero-logo {
  width: 120px;
  margin-bottom: 16px;
}

.hero h1 {
  font-size: 32px;
  margin-bottom: 8px;
}

.hero p {
  font-size: 18px;
  opacity: 0.8;
}

/* KPI */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.kpi-card {
  text-align: center;
}

.kpi-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.kpi-card p {
  font-size: 28px;
  font-weight: bold;
  color: var(--accent);
}

/* Boxes */

.env-box,
.login-box,
.output-box {
  margin-bottom: 30px;
}

.output-box pre {
  background: #00000020;
  padding: 12px;
  border-radius: 6px;
  max-height: 200px;
  overflow-y: auto;
}

/* Dark toggle */

.dark-toggle {
  position: fixed;
  bottom: 20px;
  right: 20px;
}

/* Responsive */

@media (max-width: 900px) {
  #app {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    flex-direction: row;
    overflow-x: auto;
  }

  .sidebar nav a {
    margin-right: 10px;
  }

  .content {
    padding: 20px;
  }
}