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

:root {
    --color-background-primary: #ffffff;
    --color-background-secondary: #f5f5f5;
    --color-background-tertiary: #f0f0f0;
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-text-tertiary: #999999;
    --color-border-tertiary: rgba(0, 0, 0, 0.1);
    --color-border-secondary: rgba(0, 0, 0, 0.15);
    --color-border-primary: rgba(0, 0, 0, 0.2);
    --color-background-info: #e6f1fb;
    --color-text-info: #185fa5;
    --color-background-success: #eaf3de;
    --color-text-success: #3b6d11;
    --color-background-warning: #faeeda;
    --color-text-warning: #854f0b;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-background-primary: #1a1a1a;
        --color-background-secondary: #2d2d2d;
        --color-background-tertiary: #3a3a3a;
        --color-text-primary: #ffffff;
        --color-text-secondary: #b0b0b0;
        --color-text-tertiary: #808080;
        --color-border-tertiary: rgba(255, 255, 255, 0.1);
        --color-border-secondary: rgba(255, 255, 255, 0.15);
        --color-border-primary: rgba(255, 255, 255, 0.2);
        --color-background-info: #0c447c;
        --color-text-info: #b5d4f4;
        --color-background-success: #27500a;
        --color-text-success: #c0dd97;
        --color-background-warning: #633806;
        --color-text-warning: #fac775;
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--color-background-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--color-border-tertiary);
    padding-bottom: 1rem;
}

h1 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 16px;
    color: var(--color-text-secondary);
}

.controls {
    margin: 2rem 0;
    padding: 1rem;
    background: var(--color-background-secondary);
    border-radius: var(--border-radius-lg);
}

.filter-label {
    display: block;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-btn {
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-secondary);
    padding: 8px 14px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-size: 13px;
    color: var(--color-text-primary);
    transition: all 0.2s ease;
}

.filter-btn:hover {
    background: var(--color-background-tertiary);
    border-color: var(--color-border-primary);
}

.filter-btn.active {
    background: var(--color-background-info);
    color: var(--color-text-info);
    border-color: var(--color-border-primary);
}

.table-wrapper {
    overflow-x: auto;
    margin: 2rem 0;
    border-radius: var(--border-radius-lg);
    border: 0.5px solid var(--color-border-tertiary);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

thead {
    background: var(--color-background-secondary);
    border-bottom: 0.5px solid var(--color-border-tertiary);
}

th {
    text-align: left;
    padding: 12px 12px;
    font-weight: 600;
    color: var(--color-text-primary);
}

td {
    padding: 12px 12px;
    border-bottom: 0.5px solid var(--color-border-tertiary);
    color: var(--color-text-secondary);
}

tbody tr:hover {
    background: var(--color-background-secondary);
}

.project-name {
    font-weight: 600;
    color: var(--color-text-primary);
    min-width: 120px;
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 500;
    margin-right: 4px;
    margin-bottom: 4px;
}

.badge-q {
    background: var(--color-background-info);
    color: var(--color-text-info);
}

.badge-success {
    background: var(--color-background-success);
    color: var(--color-text-success);
}

.badge-warning {
    background: var(--color-background-warning);
    color: var(--color-text-warning);
}

.cell-center {
    text-align: center;
}

.checkmark {
    font-weight: bold;
    color: var(--color-text-success);
    font-size: 16px;
}

.partial {
    color: var(--color-text-info);
    font-size: 16px;
}

.empty {
    color: var(--color-text-tertiary);
}

.insights {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.insight-box {
    padding: 1.25rem;
    background: var(--color-background-secondary);
    border-radius: var(--border-radius-lg);
    border: 0.5px solid var(--color-border-tertiary);
    border-left: 3px solid var(--color-background-info);
}

.insight-box h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text-primary);
}

.insight-box p {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.legend {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin: 1rem 0;
    font-size: 12px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.legend-symbol {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

.legend-success {
    background: var(--color-background-success);
}

.legend-info {
    background: var(--color-background-info);
}

.legend-empty {
    background: transparent;
    border: 1px solid var(--color-text-tertiary);
}

footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border-tertiary);
    text-align: center;
    font-size: 12px;
    color: var(--color-text-tertiary);
}

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

    h1 {
        font-size: 22px;
    }

    .filter-buttons {
        gap: 6px;
    }

    .filter-btn {
        padding: 6px 10px;
        font-size: 12px;
    }

    table {
        font-size: 12px;
    }

    th,
    td {
        padding: 8px;
    }

    .insights {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0.75rem;
    }

    h1 {
        font-size: 18px;
    }

    .table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    table {
        font-size: 11px;
    }

    th,
    td {
        padding: 6px;
    }

    .project-name {
        min-width: 100px;
        font-size: 12px;
    }

    .badge {
        padding: 1px 6px;
        font-size: 10px;
    }
}