* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #FFE1E0 0%, #F49BAB 50%, #9B7EBD 100%);
    color: #000000;
    line-height: 1.4;
}

/* Zaglavlje */
header {
    text-align: center;
    padding: 40px 30px;
    background-color: #7F55B1;
    border-bottom: 4px solid #F49BAB;
}

header h1 {
    padding: 0 30px;
    color: #ffffff;
    font-size: 37px;
    margin-bottom: 12px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.subtitle {
    color: #ffffff;
    font-size: 20px;
    padding: 0 45px;
}

/* Glavni Flexbox kontejner za kartice */
.container {
    display: flex;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
    justify-content: center;
}

/* Pojedinačna kartica */
.card {
    width: 100%;
    min-width: 0;
    flex: 1 1 400px;
    background-color: #ffffff;
    border: 3px solid #7F55B1;
    border-radius: 10px;
    padding: 30px;
    margin: 0 10px 35px 10px;
    box-shadow: 0 8px 16px rgba(127, 85, 177, 0.4);
}

.card h2 {
    color: #7F55B1;
    font-size: 24px;
    margin-bottom: 18px;
    border-bottom: 3px solid #F49BAB;
    padding-bottom: 12px;
}

.description {
    color: #000000;
    font-size: 18px;
    margin-bottom: 20px;
    text-align: justify;
}

/* Rezultati */
.result {
    background-color: #FFE1E0;
    border: 3px dashed #7F55B1;
    border-radius: 10px;
    padding: 20px;
    font-family: 'Courier New', monospace;
    font-size: 18px;
    color: #000000;
}

/* Podnožje */
footer {
    text-align: center;
    padding: 35px;
    background-color: #7F55B1;
    border-top: 4px solid #F49BAB;
    color: #ffffff;
    font-size: 18px;
}