:root {
    --bg-color: #f7f7f9;
    --text-color: #222222;
    --card-bg: #ffffff;
    --primary-color: #ff385c;
    --secondary-color: #717171;
    --border-color: #dddddd;
    --shadow: 0 6px 16px rgba(0,0,0,0.12);
}

[data-theme="dark"] {
    --bg-color: #1a1a1a;
    --text-color: #f0f0f0;
    --card-bg: #2d2d2d;
    --primary-color: #ff385c;
    --secondary-color: #b0b0b0;
    --border-color: #444444;
    --shadow: 0 6px 16px rgba(0,0,0,0.5);
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
}

header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 20px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

h1 {
    margin: 0;
    color: var(--primary-color);
    font-size: 24px;
}

.controls {
    display: flex;
    gap: 15px;
}

#searchInput {
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    outline: none;
    background-color: var(--bg-color);
    color: var(--text-color);
}

#themeToggle {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 10px 15px;
    border-radius: 20px;
    cursor: pointer;
    transition: background-color 0.2s;
}

#themeToggle:hover {
    background-color: var(--bg-color);
}

main {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
}

.loading {
    text-align: center;
    font-size: 1.2rem;
    color: var(--secondary-color);
    margin-top: 50px;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.listing-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
}

.listing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.thumbnail-container {
    height: 200px;
    overflow: hidden;
    position: relative;
}

.thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.listing-card:hover .thumbnail {
    transform: scale(1.05);
}

.price-tag {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background-color: var(--card-bg);
    color: var(--text-color);
    padding: 5px 10px;
    border-radius: 8px;
    font-weight: bold;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.card-content {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.listing-name {
    margin: 0 0 10px 0;
    font-size: 16px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.description {
    font-size: 14px;
    color: var(--secondary-color);
    margin: 0 0 15px 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.amenities {
    margin-bottom: 15px;
    font-size: 12px;
    color: var(--secondary-color);
}

.amenity-tag {
    display: inline-block;
    background-color: var(--bg-color);
    padding: 3px 8px;
    border-radius: 4px;
    margin: 2px;
}

.host-info {
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: 10px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.host-photo {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.host-name {
    font-size: 14px;
    font-weight: 500;
}