* {
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    margin: 0;
    background-color: #f4f6f8;
    color: #333;
}

nav {
    background-color: #1f2933;
    padding: 15px;
    text-align: center;
}

nav a {
    color: #ffffff;
    margin: 0 15px;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}

main {
    max-width: 1100px;
    margin: 40px auto;
    padding: 0 20px;
}

h1 {
    color: #1f2933;
    margin-bottom: 20px;
}

p {
    line-height: 1.6;
}

/* ===== GALERIA ===== */
.galeria {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
}

.galeria img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

/* ===== KADRA ===== */
.kadra {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.karta {
    background: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* ===== FORMULARZ ===== */
form {
    max-width: 600px;
    background: #ffffff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

label {
    display: block;
    margin-top: 15px;
    font-weight: bold;
}

input, textarea {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
}

button {
    margin-top: 20px;
    padding: 12px;
    background-color: #1f2933;
    color: #ffffff;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

button:hover {
    background-color: #374151;
}

/* ===== ANIMACJE OGÓLNE ===== */
.fade-in {
    animation: fadeIn 0.8s ease-in-out forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== ANIMACJE GALERII ===== */
.galeria img {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.galeria img:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 15px rgba(0,0,0,0.35);
}

/* ===== LIGHTBOX ===== */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 999;
}

.lightbox img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
}

.lightbox:active {
    display: none;
}