:root {
  --bg: #F5F5F5;
  --primary: #3366CC;
  --primary-light: #6699FF;
  --text-dark: #333333;
  --text-medium: #555555;
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    background-color: var(--bg);
    font-family: 'Roboto', sans-serif;
    color: var(--text-dark);
}

.pasek-zadan {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: var(--primary);
    padding: 0.5rem 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    z-index: 100;
}
.pasek-zadan ul {
    list-style: none;
    display: flex;
    justify-content: center;
    margin: 0;
    padding: 0;
}
.pasek-zadan li {
    margin: 0 1rem;
}
.pasek-zadan a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    font-family: 'Poppins', sans-serif;
}
.pasek-zadan a:hover {
    color: var(--primary-light);
}

.kontener-glowny {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 5rem 1rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.kontener-naglowek {
    text-align: center;
    margin-bottom: 2rem;
}
.kontener-naglowek h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    margin: 0;
    color: var(--text-dark);
}

.pasek-zadan {
  transition: transform .25s ease, opacity .2s ease;
  will-change: transform;
}

.pasek-zadan.ukryty {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}

.pasek-zadan {
  transition: transform .25s ease, opacity .2s ease;
  will-change: transform;
}

.pasek-zadan.preload {
  transition: none !important;
}

.pasek-zadan.ukryty {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}