body { font-family: 'Segoe UI', Arial, sans-serif; margin: 0; padding: 16px; background-color: #fbfaef;}
table { border-collapse: separate; border-spacing: 0; width: 100%; margin-bottom: 20px; }
th, td { border: 1.5px solid #cce3e5; padding: 8px; text-align: left; }
th { background-color: #3f51b5; color: white; font-weight: 500; cursor: pointer; position: relative; text-align: center; vertical-align: middle; }
tr:nth-child(odd) { background-color: #f5fbef; }
tr:nth-child(even) { background-color: #f2faea; }
tr:hover { background-color: #cadbb8; transition: background-color 0.2s ease; }
th::after { content: ''; display: block; position: absolute; right: 10px; top: 50%; transform: translateY(-50%); width: 0; height: 0; opacity: 0; transition: opacity 0.2s ease; }
th.sort-asc::after, th.sort-desc::after { opacity: 1; }
th.sort-asc::after { border-left: 5px solid transparent; border-right: 5px solid transparent; border-bottom: 5px solid white; }
th.sort-desc::after { border-left: 5px solid transparent; border-right: 5px solid transparent; border-top: 5px solid white; }
.table-container { position: relative; max-height: 80vh; overflow-y: auto; border: 1px solid #cce3e5; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
th, td { border: 1.5px solid #cce3e5; padding: 8px; text-align: left; }
.sticky-header { position: sticky; top: 0; z-index: 100; }
.sticky-header th {
    position: sticky;
    top: 0;
    background-color: #59a2ab;
    z-index: 100;
    border-width: 0;
    outline: 1.5px solid #cce3e5;
    text-align: center;
    vertical-align: middle;
}
.sticky-header th:first-child {
    border-top-left-radius: 8px;
}
.sticky-header th:last-child {
    border-top-right-radius: 8px;
}
.sticky-header::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 100%;
    pointer-events: none;
    z-index: 99;
}
tbody tr:first-child td { border-top-color: transparent; }
tbody tr:last-child td:first-child { border-bottom-left-radius: 8px; }
tbody tr:last-child td:last-child { border-bottom-right-radius: 8px; }
.table-container table { margin-bottom: 0; box-shadow: 0 2px 5px rgba(0,0,0,0.05); }