/* General Container and Form Styling */
main.container {
    max-width: 900px;
    margin: 2rem auto;
    padding: 2rem;
    background-color: var(--primary-bg-color);
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--input-border-color);
}

main.container h1 {
    text-align: center;
    color: var(--primary-text-color);
    margin-bottom: 1.5rem;
    font-size: 2.25rem;
}

#flightForm {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

#flightForm label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-text-color);
}

#flightForm input[type="text"],
#flightForm input[type="date"] {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--input-border-color);
    border-radius: 8px;
    font-size: 1rem;
    background-color: var(--input-bg-color);
    color: var(--input-text-color);
    transition: border-color 0.3s, box-shadow 0.3s;
    box-sizing: border-box;
}

#flightForm input[type="text"]:focus,
#flightForm input[type="date"]:focus {
    outline: none;
    border-color: var(--button-hover-bg-color);
    box-shadow: 0 0 0 3px var(--input-shadow);
}

#flightForm button {
    width: 100%;
    padding: 0.85rem 1.5rem;
    border: none;
    border-radius: 8px;
    background-color: var(--button-bg-color);
    color: var(--button-text-color);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}

#flightForm button:hover {
    background-color: var(--button-hover-bg-color);
    transform: translateY(-2px);
}

/* Message and Info Styling */
#message {
    padding: 1rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    display: none; /* Hidden by default */
}

.message.info {
    background-color: #e0f7fa;
    color: #006064;
    border: 1px solid #b2ebf2;
}

.message.warning {
    background-color: #fffde7;
    color: #f57f17;
    border: 1px solid #fff59d;
}

.message.error {
    background-color: #ffebee;
    color: #c62828;
    border: 1px solid #ffcdd2;
}

#flightInfo {
    margin-top: 2rem;
    padding: 1.5rem;
    background-color: var(--primary-bg-color);
    border-radius: 12px;
    border: 1px solid var(--input-border-color);
    display: none; /* Hidden by default */
}

#flightInfo h2 {
    margin-top: 0;
    margin-bottom: 1.5rem;
    color: var(--primary-text-color);
    border-bottom: 2px solid var(--button-bg-color);
    padding-bottom: 0.5rem;
}

/* Results Table Styling */
#flightInfo table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

#flightInfo th, #flightInfo td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--input-border-color);
    color: var(--primary-text-color);
}

#flightInfo th {
    background-color: var(--header-bg-color);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--secondary-text-color);
}

#flightInfo tbody tr:last-child td {
    border-bottom: none;
}

#flightInfo tbody tr:hover {
    background-color: var(--button-hover-bg-color);
}

#flightInfo td small {
    color: var(--secondary-text-color);
    display: block;
    margin-top: 4px;
}

/* Flight Status Indicators */
[class^="status-"] {
    font-weight: 600;
    text-transform: capitalize;
    padding: 0.3rem 0.6rem;
    border-radius: 15px;
    text-align: center;
    font-size: 0.85rem;
    min-width: 80px;
    display: inline-block;
}

.status-scheduled {
    background-color: #e3f2fd;
    color: #1565c0;
}

.status-active, .status-en-route {
    background-color: #e8f5e9;
    color: #2e7d32;
    animation: pulse 2s infinite;
}

.status-landed {
    background-color: #ede7f6;
    color: #4527a0;
}

.status-cancelled {
    background-color: #ffebee;
    color: #c62828;
}

.status-unknown, .status-diverted {
    background-color: #fffde7;
    color: #f57f17;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(46, 125, 50, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(46, 125, 50, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(46, 125, 50, 0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    main.container {
        margin: 1rem;
        padding: 1.5rem;
    }

    main.container h1 {
        font-size: 1.8rem;
    }

    #flightForm {
        grid-template-columns: 1fr; /* Stack form elements on smaller screens */
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    main.container {
        padding: 1rem;
    }

    main.container h1 {
        font-size: 1.5rem;
    }

    #flightInfo th, #flightInfo td {
        padding: 0.75rem;
    }
}