:root {
    --body-bg-color: #f4f7f6;
    --card-bg-color: white;
    --text-color: #333;
    --header-gradient-start: #6a11cb;
    --header-gradient-end: #2575fc;
    --button-bg-color: #2575fc;
    --ask-btn-bg-color: #6a11cb;
}

[data-theme="dark"] {
    --body-bg-color: #1a1a1a;
    --card-bg-color: #2a2a2a;
    --text-color: #f4f7f6;
    --header-gradient-start: #2575fc;
    --header-gradient-end: #6a11cb;
    --button-bg-color: #6a11cb;
    --ask-btn-bg-color: #2575fc;
}

body {
    font-family: sans-serif;
    margin: 0;
    background-color: var(--body-bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
}

header {
    background-image: linear-gradient(to right, var(--header-gradient-start), var(--header-gradient-end));
    color: white;
    padding: 3rem 1rem;
    text-align: center;
    background-size: cover;
    background-position: center;
    transition: background-image 1s ease-in-out;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-content {
    text-align: left;
}

.theme-switch-wrapper {
    display: flex;
    align-items: center;
}

.theme-switch {
    display: inline-block;
    height: 34px;
    position: relative;
    width: 60px;
}

.theme-switch input { display: none; }

.slider {
    background-color: #ccc;
    bottom: 0;
    cursor: pointer;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    transition: .4s;
}

.slider:before {
    background-color: #fff;
    bottom: 4px;
    content: "";
    height: 26px;
    left: 4px;
    position: absolute;
    transition: .4s;
    width: 26px;
}

input:checked + .slider {
    background-color: #2196F3;
}

input:checked + .slider:before {
    transform: translateX(26px);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

main {
    padding: 1rem;
}

.travel-inputs {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.travel-inputs input, .travel-inputs button {
    padding: 0.8rem;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
}

.travel-inputs button {
    background-color: var(--button-bg-color);
    color: white;
    cursor: pointer;
}

.ask-question {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.ask-question input {
    flex-grow: 1;
    padding: 0.8rem;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
}

.ask-question button {
    padding: 0.8rem 1.5rem;
    background-color: var(--ask-btn-bg-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#ask-answer-container {
    background-color: var(--card-bg-color);
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 1.5rem;
    margin-top: 1rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    display: none; 
}

.faq-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.faq-item {
    background-color: var(--card-bg-color);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.faq-item img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.faq-item h3 {
    margin-top: 0;
    color: var(--text-color);
}

#packing-list ul {
    list-style: none;
    padding: 0;
}

#packing-list li {
    margin-bottom: 0.5rem;
}

#packing-list input[type="checkbox"] {
    margin-right: 0.5rem;
}