:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e8e8e8;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --border-color: #d0d0d0;
    --accent-primary: #2563eb;
    --accent-secondary: #3b82f6;
    --accent-danger: #dc2626;
    --accent-success: #16a34a;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2a2a2a;
    --bg-tertiary: #3a3a3a;
    --text-primary: #f0f0f0;
    --text-secondary: #a0a0a0;
    --border-color: #404040;
    --accent-primary: #3b82f6;
    --accent-secondary: #60a5fa;
    --accent-danger: #ef4444;
    --accent-success: #22c55e;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.4);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('/static/bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    opacity: 0.3;
    z-index: -1;
} */


body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-secondary);
    background-image: url('/static/bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    box-shadow: var(--shadow);
}

.header-content {
    max-width: 1800px;
    margin: 0 auto;
}

.title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

.controls {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.controls-spacer {
    flex: 1;
    min-width: 20px;
}

.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background-color: var(--accent-primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--accent-secondary);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--border-color);
    transform: translateY(-1px);
}

.btn-danger {
    background-color: var(--accent-danger);
    color: white;
}

.btn-danger:hover {
    background-color: #b91c1c;
    transform: translateY(-1px);
}

.btn-small {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-icon {
    padding: 0.5rem;
    background-color: var(--bg-tertiary);
    width: 40px;
    height: 40px;
}

.btn-icon svg {
    display: block;
}

.main-content {
    flex: 1;
    display: grid;
    grid-template-columns: 280px 1fr 280px;
    gap: 1rem;
    padding: 1rem 2rem;
    max-width: 1800px;
    margin: 0 auto;
    width: 100%;
}

.history-panel, .leaderboard-panel {
    background-color: var(--bg-primary);
    border-radius: 8px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 120px);
}

.score-panel {
    background-color: var(--bg-primary);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.panel-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: left;
    gap: 0.5rem;
}

.panel-header h2 {
    font-size: 1.125rem;
    font-weight: 600;
}

.section-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
}

.section-header h2 {
    font-size: 1.125rem;
    font-weight: 600;
}

.search-input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.history-list, .leaderboard-list {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
}

.history-item, .leaderboard-item {
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    background-color: var(--bg-secondary);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.history-item:hover, .leaderboard-item:hover {
    background-color: var(--bg-tertiary);
    transform: translateX(4px);
}

.history-item-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.history-item-players {
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.history-item-winner {
    font-size: 0.8125rem;
    color: var(--accent-success);
}

.leaderboard-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.leaderboard-rank {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    width: 40px;
}

.leaderboard-name {
    flex: 1;
    font-weight: 500;
}

.leaderboard-score {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--accent-success);
}

.table-controls {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.score-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.score-table th,
.score-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.score-table th {
    background-color: var(--bg-secondary);
    font-weight: 600;
    position: relative;
}

.score-table tr:hover {
    background-color: var(--bg-secondary);
}

.score-table input,
.score-table select {
    width: 100%;
    padding: 0.375rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.delete-btn {
    background-color: var(--accent-danger);
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.75rem;
}

.delete-btn:hover {
    background-color: #b91c1c;
}

.column-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ai-panel {
    background-color: var(--bg-secondary);
    border-radius: 6px;
    padding: 1rem;
    margin-top: 1rem;
}

.ai-content {
    margin-top: 1rem;
    padding: 1rem;
    background-color: var(--bg-primary);
    border-radius: 4px;
    min-height: 150px;
    max-height: 400px;
    overflow-y: auto;
    white-space: pre-wrap;
    line-height: 1.7;
    font-size: 0.9375rem;
}

.ai-content.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-primary);
    border-radius: 8px;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-lg);
}

.modal-content h3 {
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

.modal-content label {
    display: block;
    margin-bottom: 1rem;
}

.modal-content label span {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.input-field {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.modal-buttons {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.5rem;
    justify-content: flex-end;
}

@media (max-width: 1200px) {
    .main-content {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
    }

    .history-panel, .leaderboard-panel {
        max-height: 400px;
    }
    
    .controls-spacer {
        display: none;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 1rem;
    }

    .controls {
        font-size: 0.75rem;
    }

    .btn {
        padding: 0.375rem 0.75rem;
        font-size: 0.75rem;
    }

    .main-content {
        padding: 1rem;
        gap: 0.75rem;
    }

    .title {
        font-size: 1.375rem;
    }
    
    .controls-spacer {
        display: none;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}