/* Glass Container Styling */
.custom-glass-search-wrapper {
    background: rgba(255, 255, 255, 0.45); /* Semi-transparent white */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 16px;
    padding: 25px;
    max-width: 1100px;
    margin: 0 auto;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
}

.trip-type-selector {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    color: #4a5568;
    font-weight: 600;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

/* 4-Column Grid for Desktop */
.form-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

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

.field-label {
    font-size: 12px;
    font-weight: 600;
    color: #4a5568;
    margin-bottom: 4px;
}

.input-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.85);
    color: #2d3748;
    font-size: 14px;
    outline: none;
    transition: all 0.2s ease;
}

.input-group input:focus {
    background: #ffffff;
    border-color: #0084cb;
    box-shadow: 0 0 0 3px rgba(0, 132, 203, 0.15);
}

/* Centered Blue Button */
.submit-wrapper {
    text-align: center;
    margin-top: 20px;
}

.btn-search-flights {
    background-color: #0084cb;
    color: #ffffff;
    font-weight: 700;
    font-size: 16px;
    padding: 12px 35px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-search-flights:hover {
    background-color: #0066a1;
}

/* Mobile Responsiveness */
@media (max-width: 992px) {
    .form-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

.flight-card {
    border-radius: 18px !important;
    background: #ffffff;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.flight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 56, 147, 0.12) !important;
}

.route-line {
    border-bottom: 2px dotted #cfd8dc;
    position: relative;
    top: -2px;
}

.btn-navy {
    background-color: #003893 !important;
    color: #ffffff !important;
    border: none !important;
    padding: 10px 12px;
    font-size: 0.88rem;
}

.btn-navy:hover {
    background-color: #002566 !important;
    color: #ffffff !important;
}

.airport-code {
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}