:root {
  --background: #f8f7fc;
  --foreground: #1e1b2e;
  --card: #ffffff;
  --border: #e5e1f0;
  --primary: #7C3AED;
  --primary-hover: #6d28d9;
  --muted: #f0eefc;
  --muted-foreground: #6b6580;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--background);
  color: var(--foreground);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--card);
}

.logo { font-size: 1.25rem; font-weight: 700; color: var(--primary); }
.nav-right { display: flex; align-items: center; gap: 0.75rem; }
.user-name { font-size: 0.9rem; font-weight: 500; }

.btn {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  border-radius: 0.5rem;
  font-size: 0.85rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--foreground);
}
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn-outline { background: transparent; }

.hub-main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
  text-align: center;
}

.hub-main h1 { font-size: 2.25rem; margin-bottom: 0.5rem; }
.accent { color: var(--primary); }
.subtitle { color: var(--muted-foreground); margin-bottom: 3rem; font-size: 1.1rem; }

.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  text-align: left;
}

.tools-panel { margin-top: 1.5rem; }
.hidden { display: none; }

.module-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  transition: border-color 0.15s ease;
}
.module-card.active { cursor: pointer; }
.module-card.active:hover { border-color: var(--primary); }
.module-card.disabled { opacity: 0.6; cursor: not-allowed; }

.module-icon { font-size: 2.25rem; margin-bottom: 0.5rem; }
.module-title { font-weight: 600; font-size: 1.05rem; display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.module-desc { color: var(--muted-foreground); font-size: 0.9rem; margin-top: 0.4rem; }

.badge {
  font-size: 0.7rem;
  background: var(--muted);
  color: var(--muted-foreground);
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
}

.footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--muted-foreground);
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
  margin-top: 3rem;
}

/* Logowanie / instalacja */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.auth-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 2.5rem;
  width: 100%;
  max-width: 380px;
}

.auth-logo { color: var(--primary); font-weight: 700; margin-bottom: 1rem; }
.auth-card h1 { font-size: 1.4rem; margin-bottom: 1.25rem; }
.auth-card form { display: flex; flex-direction: column; gap: 1rem; }
.auth-card label { font-size: 0.85rem; font-weight: 500; display: flex; flex-direction: column; gap: 0.35rem; }
.auth-card input {
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  font-size: 0.95rem;
}
.auth-card button {
  margin-top: 0.5rem;
  padding: 0.6rem;
  border: none;
  border-radius: 0.5rem;
  background: var(--primary);
  color: white;
  font-weight: 600;
  cursor: pointer;
}
.auth-card button:hover { background: var(--primary-hover); }

.error { color: #dc2626; font-size: 0.85rem; }
.success { color: #16a34a; font-size: 0.85rem; }