/*
  chart-viewer.css — Styles for the <chart-viewer> Vue component.
  All colors via CSS vars — no hardcoded values.
*/

/*---ROOT---*/

.cv-root {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color, var(--border));
    border-radius: 12px;
    overflow: visible;
    background: var(--card-bg-color, var(--bg-surface));
    min-height: 200px;
    /* clip children except the tab row so active tabs can overlap the border */
    clip-path: none;
}


/*---TABS---*/

.cv-tabs {
    display: flex;
    align-items: flex-end;
    gap: 0;
    padding: 0 10px;
    background: var(--card-bg-color, var(--bg-surface));
    border-bottom: 2px solid var(--border-color, var(--border));
    flex-shrink: 0;
    flex-wrap: wrap;
    min-height: 44px;
}

.cv-tabs--single {
    padding: 0 8px;
    min-height: 36px;
    border-bottom-width: 1px;
}

.cv-chart-title {
    font-size: .78rem;
    font-weight: 700;
    color: var(--text-color);
    padding: 0 6px;
    white-space: nowrap;
    letter-spacing: .01em;
}

.cv-tab {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 14px;
    border: 1px solid transparent;
    border-bottom: none;
    border-radius: 8px 8px 0 0;
    background: transparent;
    color: var(--subtle-text-color, var(--text-muted));
    font-size: .78rem;
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: background .14s, color .14s, border-color .14s;
    white-space: nowrap;
    margin-bottom: -2px;
    letter-spacing: .01em;
}

.cv-tab i {
    font-size: .72rem;
    opacity: .75;
}

.cv-tab:hover {
    background: var(--light-bg-color, var(--bg-body));
    color: var(--text-color, var(--text-secondary));
    border-color: var(--border-color, var(--border));
    border-bottom-color: transparent;
}

.cv-tab.is-active {
    background: var(--card-bg-color, var(--bg-surface));
    color: #0d6efd;
    border-color: var(--border-color, var(--border));
    border-bottom-color: var(--card-bg-color, var(--bg-surface));
}

.cv-tab-spacer {
    flex: 1;
}

.cv-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 10px;
    height: 28px;
    border: 1px solid var(--border-color, var(--border));
    border-radius: 20px;
    background: transparent;
    color: var(--subtle-text-color, var(--text-muted));
    font-size: .72rem;
    cursor: pointer;
    transition: background .14s, color .14s, border-color .14s;
    flex-shrink: 0;
    margin-bottom: 6px;
    align-self: center;
}

.cv-action:hover {
    background: var(--light-bg-color, var(--bg-body));
    color: #0d6efd;
    border-color: #0d6efd;
}

/*---CANVAS---*/

.cv-canvas {
    flex: 1;
    position: relative;
    overflow: hidden;
    min-height: 0;
    border-radius: 0 0 11px 11px;
}

.cv-echarts {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/*---TABLE---*/

.cv-table-wrap {
    overflow: auto;
    height: 100%;
    padding: 12px;
}

.cv-table {
    width: 100%;
    border-collapse: collapse;
    font-size: .8rem;
    font-family: var(--font-sans);
}

.cv-table thead {
    position: sticky;
    top: 0;
    background: var(--bg-surface);
    z-index: 1;
}

.cv-table th {
    padding: 7px 12px;
    text-align: left;
    font-weight: 600;
    font-size: .75rem;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.cv-table td {
    padding: 6px 12px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-subtle, var(--border));
    white-space: nowrap;
}

.cv-table-label {
    font-weight: 600;
    color: var(--text-main) !important;
}

.cv-table tbody tr:hover td {
    background: var(--bg-elevated, var(--bg-body));
}

/*---DETAIL PANEL---*/

.cv-detail {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-elevated, var(--bg-surface));
    border-top: 1px solid var(--border);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.cv-detail-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-size: .75rem;
    border-radius: 4px;
    flex-shrink: 0;
    transition: color .15s, background .15s;
}

.cv-detail-close:hover {
    color: var(--text-main);
    background: var(--bg-body);
}

.cv-detail-content {
    display: flex;
    align-items: baseline;
    gap: 10px;
    flex-wrap: wrap;
}

.cv-detail-name {
    font-size: .78rem;
    font-weight: 600;
    color: var(--text-main);
}

.cv-detail-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--brand);
    font-family: var(--font-mono);
}

.cv-detail-unit {
    font-size: .7rem;
    color: var(--text-muted);
    font-weight: 400;
}

.cv-detail-series {
    font-size: .72rem;
    color: var(--text-muted);
}

/* Slide transition */
.cv-slide-enter-active { transition: transform .18s ease, opacity .18s ease; }
.cv-slide-leave-active { transition: transform .15s ease, opacity .15s ease; }
.cv-slide-enter-from   { transform: translateY(100%); opacity: 0; }
.cv-slide-leave-to     { transform: translateY(100%); opacity: 0; }

/*---RESPONSIVE---*/

@media (max-width: 480px) {
    .cv-tab span { display: none; }
    .cv-tab { padding: 7px 9px; }
}