:root {
    --color-bg: #0a0a0a;
    --color-bg-secondary: #171717;
    --color-bg-hover: #262626;
    --color-text-primary: #a3a3a3;
    --color-text-muted: #737373;
    --color-accent: #525252;
    --color-accent-hover: #404040;
    --color-border: #262626;
    --color-border-strong: #404040;
    --color-glass: rgba(23, 23, 23, 0.8);
    --shadow-main: 0 4px 6px -1px rgb(0 0 0 / 0.5);
}

body {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--color-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    box-shadow: var(--shadow-main);
    padding: 2rem;
}

/* Navigation */
.navbar-custom {
    background: var(--color-glass);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem 1rem;
}

.nav-link {
    color: var(--color-text-muted) !important;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-accent) !important;
}

/* Tables Customization */
.table-dark-custom {
    width: 100%;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
    background-color: transparent;
}

.table-dark-custom th {
    background: var(--color-bg-secondary);
    color: var(--color-text-muted);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    padding: 8px 6px !important;
    border-bottom: 1.5px solid var(--color-border-strong);
    border-right: 1px solid var(--color-border);
    white-space: nowrap;
}

.table-dark-custom td {
    padding: 2px 6px !important;
    border-bottom: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    font-size: 0.875rem;
    vertical-align: middle;
    white-space: nowrap;
}

/* Allow columns with .col-expand to fit their content exactly without wrapping, with a sensible max width */
.table-dark-custom th.col-expand,
.table-dark-custom td.col-expand {
    max-width: 180px;
    white-space: nowrap !important;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Hide DataTables Sort Icons */
table.dataTable thead>tr>th.sorting:before,
table.dataTable thead>tr>th.sorting:after,
table.dataTable thead>tr>th.sorting_asc:before,
table.dataTable thead>tr>th.sorting_asc:after,
table.dataTable thead>tr>th.sorting_desc:before,
table.dataTable thead>tr>th.sorting_desc:after {
    display: none !important;
}

table.dataTable thead>tr>th.sorting,
table.dataTable thead>tr>th.sorting_asc,
table.dataTable thead>tr>th.sorting_desc {
    padding-right: 0.5rem !important;
}

.table-dark-custom th:last-child,
.table-dark-custom td:last-child {
    border-right: none;
}

.table-dark-custom tr:hover {
    background: var(--color-bg-hover) !important;
}

.table-dark-custom tbody tr:nth-child(even) {
    background-color: rgba(64, 64, 64, 0.3) !important;
}

.table-dark-custom tbody tr:nth-child(odd) {
    background-color: rgba(23, 23, 23, 0.3) !important;
}

/* Filter Bar */
.filter-bar {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    background: var(--color-bg-secondary);
    padding: 1.5rem;
    border-radius: 0.75rem;
    margin-bottom: 2rem;
    border: 1px solid var(--color-border);
}

.filter-bar .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-bar label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

/* Inputs & Buttons */
.form-control,
.form-select {
    background-color: var(--color-bg) !important;
    border: 1px solid var(--color-border) !important;
    color: var(--color-text-primary) !important;
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-accent) !important;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2) !important;
}

.btn-accent {
    background-color: var(--color-accent);
    color: white;
    border: none;
    border-radius: 0.5rem;
    padding: 0.5rem 1.5rem;
    font-weight: 600;
    transition: all 0.2s;
}

.sm-btn {
    padding: 0.15rem 0.6rem !important;
    font-size: 0.7rem !important;
    font-weight: 500 !important;
}

.btn-plus {
    width: 26px;
    height: 26px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    padding: 0 !important;
    font-weight: 700 !important;
    line-height: 1;
}

.btn-accent:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-0.5px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.1);
}

/* Stats Visualization */
.stat-positive {
    color: #10b981;
    font-weight: 600;
}

.stat-negative {
    color: #ef4444;
    font-weight: 600;
}

.stat-neutral {
    color: var(--color-text-muted);
}

/* Separators for Table Columns */
.col-sep-dotted {
    border-right: 1px dotted var(--color-border);
}

.col-sep-double {
    border-right: 1.5px solid var(--color-border-strong) !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .filter-bar {
        flex-direction: column;
    }
}