/* RESET: This removes annoying default browser spacing */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box; 
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    color: #333;
}

.back-btn {
    position: fixed;
    top: 20px;
    left: 20px;
    padding: 10px 20px;
    background: #6c5ce7;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 2px 8px rgba(108,92,231,0.2);
    transition: all 0.2s;
    z-index: 1000;
}
.back-btn:hover {
    background: #5a4ad1;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(108,92,231,0.3);
}

header {
    text-align: center;
    padding: 40px 20px;
}

/* --- FLEXBOX CONTAINER (Day 7) --- */
.pricing-container {
    display: flex;             
    justify-content: center;   /* Center cards horizontally */
    align-items: center;       /* Center cards vertically */
    gap: 20px;                 /* Space between cards */
    padding: 20px;
    flex-wrap: wrap;           /* Allow wrapping on small screens */
    min-height: 60vh;
}

/* --- THE BOX MODEL (Day 6) --- */
.card {
    background: white;
    border: 1px solid #ddd;    
    border-radius: 8px;
    padding: 30px;             
    width: 250px;              
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1); 
    
    /* Nesting Flexbox: Using flex inside a card to stack content */
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* FEATURED CARD (The "Pop") */
.featured {
    border: 2px solid #6c5ce7; 
    transform: scale(1.1);     
    background-color: #fff;
    position: relative;
    z-index: 1;
}

.price {
    font-size: 2.5rem;
    font-weight: bold;
    color: #6c5ce7;
}

button {
    background-color: #6c5ce7;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
}

button:hover {
    background-color: #5a4ad1;
}