:root {
    --bg-color: #1a1a1a;
    --text-color: #ffffff;
    --accent-color: #2c2c2c;
    --accent-hover: #3a3a3a;
    --border-color: #333;
    --input-bg: #2d2d2d;
    --hover-color: #3d3d3d;
    --selected-color: #404040;
}
h1 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h4 {
    text-align: center;
    margin: 0 0 15px 0;
    padding: 0 15px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.search-bar {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    margin-bottom: 1rem;
}

.search-input {
    width: 100%;
    padding: 1rem;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 12px;
    text-align: center;
    box-sizing: border-box;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    align-items: start;
}

.filter {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.filter:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.category-filters,
.search-filters,
.options-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding: 15px 0 0 0;
}

.category-filters label,
.search-filters label,
.options-filters label {
    flex: 1;
    min-width: 120px;
    background: var(--background-hover);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
    font-weight: 500;
}

.category-filters label:hover,
.search-filters label:hover,
.options-filters label:hover {
    transform: translateY(-2px);
    border-color: var(--primary-color);
    background: var(--background-card);
}

.category-filters input:checked+span,
.search-filters input:checked+span,
.options-filters input:checked+span {
    position: relative;
    color: var(--primary-color);
}

.category-filters input:checked+span::after,
.search-filters input:checked+span::after,
.options-filters input:checked+span::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: var(--gradient-primary);
}

.retros-dropdown {
    position: relative;
    width: 100%;
}

.dropdown-header {
    padding: 0.75rem 1rem;
    background: var(--background-hover);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
    font-weight: 500;
    position: relative;
}

.dropdown-header:hover {
    border-color: var(--primary-color);
    background: var(--background-card);
}

.dropdown-header::after {
    content: '▼';
    position: absolute;
    right: 15px;
    font-size: 0.8em;
    transition: transform 0.3s ease;
}

.dropdown-header.active::after {
    transform: rotate(180deg);
}

.retros-list {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    max-height: 400px;
    overflow-y: auto;
    display: none;
    z-index: 1000;
    padding: 0;
    box-shadow: var(--shadow-xl);
}

.retro-search {
    position: sticky;
    top: 0;
    padding: 1rem;
    background: var(--background-card);
    border-bottom: 1px solid var(--border-color);
    z-index: 1001;
}

.retro-search input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--background-hover);
    color: var(--text-primary);
    font-size: 0.9rem;
    box-sizing: border-box;
    transition: all 0.3s ease;
}

.retro-search input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.retros-list-content {
    padding: 1rem;
}

.retros-list label {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--background-hover);
    border-radius: 8px;
    margin-bottom: 0.5rem;
    border: 1px solid transparent;
}

.retros-list label:hover {
    background: var(--background-card);
    border-color: var(--primary-color);
    transform: translateX(4px);
}

.retros-list.show {
    display: block;
}

.retros-list input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    margin-right: 12px;
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
}

.retros-list input[type="checkbox"]:checked {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.retros-list input[type="checkbox"]:checked::after {
    content: '✓';
    color: white;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 12px;
    font-weight: bold;
}

.search-button {
    display: block;
    width: 200px;
    padding: 1rem 2rem;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 12px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.search-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.search-button:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.search-button:hover::before {
    transform: scaleX(1);
}

.search-button:active {
    transform: translateY(-2px);
}

#abort-search {
    background: var(--background-hover);
}

#abort-search:hover {
    border-color: var(--error-color);
}

#execution-time {
    text-align: center;
    margin-top: 20px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Results styling */
.no-results {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-top: 30px;
    box-shadow: var(--shadow-lg);
}

.no-results::before {
    content: '🔍';
    display: block;
    font-size: 3em;
    margin-bottom: 1rem;
}

.no-results.error::before {
    content: '❌';
}

.no-results.warning::before {
    content: '⚠️';
}

.retro-section {
    margin-bottom: 2rem;
}

.retro-name {
    text-align: center;
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    cursor: pointer;
    user-select: none;
    transition: all 0.3s ease;
}

.retro-name .item-count {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-left: 0.5rem;
    vertical-align: middle;
}

.result-category {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1rem 0;
    transition: all 0.3s ease;
}

.result-category:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.result-category h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0;
    text-align: center;
    cursor: pointer;
    user-select: none;
    transition: margin 0.25s ease;
}

.result-category h3[data-collapsed="false"] {
    margin-bottom: 1rem;
    transition: margin 0.25s ease;
}

.result-category h3[data-collapsed="true"] {
    margin-bottom: 0rem;
    transition: margin 0s linear 0.25s;
}

.result-category h3 .item-count {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-left: 0.5rem;
    vertical-align: middle;
}

.items-container {
    overflow: visible;
    opacity: 1;
    transition: max-height 0.25s ease-in;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 200px));
    gap: 1.25rem;
    justify-content: center;
}

.items-container.items-few {
    display: flex;
    flex-direction: column;
}

.items-container.items-few .result-item {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    text-align: left;
    width: 100%;
    max-width: none;
    box-sizing: border-box;
}

.items-container.items-few .result-item-text {
    align-items: flex-start;
}

.items-container.items-few .result-item img {
    order: 1;
    width: 50px;
    height: 50px;
}

.items-container.collapsed {
    max-height: 0;
    opacity: 0;
    transition: max-height 0.25s ease-out, opacity 0s linear 0.3s;
}

.result-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    background: var(--background-hover);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    margin: 0;
    border-radius: 12px;
    transition: all 0.3s ease;
    text-align: center;
}

.result-item:hover {
    border-color: var(--primary-color);
}

.result-item-text {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
    flex: 1;
    width: 100%;
}

.result-item-text strong {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 600;
    word-break: break-word;
}

.item-title {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.item-description {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-style: italic;
}

.result-item img {
    width: 64px;
    height: 64px;
    object-fit: contain;
    cursor: pointer;
    transition: transform 0.3s ease;
    order: -1;
}

.result-item img:hover {
    transform: scale(1.1);
}

.result-category:has(h3:contains('Furniture')) img {
    width: auto;
    height: auto;
    max-width: 64px;
    max-height: 64px;
}

.image-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 50px;
    min-height: 50px;
}

.image-error {
    display: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-align: center;
    font-style: italic;
}

.loading {
    display: none;
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    margin: 2rem auto;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Scrollbar styling */
.retros-list::-webkit-scrollbar {
    width: 8px;
}

.retros-list::-webkit-scrollbar-track {
    background: var(--background-hover);
    border-radius: 4px;
}

.retros-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.retros-list::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

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

    h1 {
        font-size: 2rem;
    }

    .category-filters label,
    .search-filters label,
    .options-filters label {
        min-width: 100px;
    }

    .retro-name {
        font-size: 1.5rem;
    }
}