/**
 * Inventory Analytics Dashboard Styles
 *
 * IMPORTANT: Only style CONTENT inside panels, not the panels themselves.
 * Let Syncfusion DashboardLayout handle all panel positioning and sizing.
 */

/* ==========================================================================
   CSS VARIABLES
   ========================================================================== */

:root {
    /* Momentum Signal Colors */
    --momentum-strong-bullish: #16a34a;
    --momentum-bullish: #4ade80;
    --momentum-neutral: #94a3b8;
    --momentum-bearish: #fb7185;
    --momentum-strong-bearish: #e11d48;
}

/* ==========================================================================
   PAGE HEADER
   ========================================================================== */

.analytics-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--neutral-200);
}

.analytics-header-content {
    flex: 1;
    min-width: 200px;
}

.analytics-header-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin: 0 0 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.analytics-header-title i {
    color: var(--primary-600);
}

.analytics-header-subtitle {
    font-size: 0.875rem;
    color: var(--neutral-500);
    margin: 0;
}

.analytics-header-subtitle .store-name {
    font-weight: 600;
    color: var(--neutral-700);
}

.analytics-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.date-range-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.date-range-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--neutral-600);
}

.refresh-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--neutral-700);
    background: #fff;
    border: 1px solid var(--neutral-200);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 150ms ease;
}

.refresh-btn:hover {
    border-color: var(--primary-500);
    color: var(--primary-600);
}

/* ==========================================================================
   ANALYTICS CONTAINER
   ========================================================================== */

.analytics-container {
    padding: 0;  /* Let #page-wrapper's 30px padding handle margins */
    max-width: 100%;
    box-sizing: border-box;
}

/* ==========================================================================
   DASHBOARD LAYOUT - Minimal overrides (let Syncfusion handle positioning)
   ========================================================================== */

#dashboardLayout {
    margin-top: 1rem;
    width: 100%;
    max-width: 100%;
}

/* Panel styling - appearance only, NOT positioning */
#dashboardLayout .e-panel {
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border: 1px solid var(--neutral-200);
    background: #fff;
}

#dashboardLayout .e-panel-header {
    background: var(--neutral-50);
    border-bottom: 1px solid var(--neutral-200);
    padding: 0.875rem 1rem;
    border-radius: 0.75rem 0.75rem 0 0;
}

.panel-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--neutral-900);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.panel-title i {
    color: var(--primary-600);
}

#dashboardLayout .e-panel-content {
    padding: 1rem;
    overflow: hidden;
    height: calc(100% - 50px);  /* Account for header height */
}

/* ==========================================================================
   KPI PANELS (Individual panels in DashboardLayout)
   ========================================================================== */

.kpi-panel {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    height: 100%;
    padding: 0.5rem;
}

.kpi-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
}

.kpi-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
}

.kpi-card-icon.velocity {
    background: rgba(34, 197, 94, 0.15);
    color: var(--green-600);
}

.kpi-card-icon.margin {
    background: rgba(124, 58, 237, 0.15);
    color: var(--primary-600);
}

.kpi-card-icon.items {
    background: rgba(59, 130, 246, 0.15);
    color: var(--blue-600);
}

.kpi-card-icon.momentum {
    background: rgba(245, 158, 11, 0.15);
    color: var(--amber-600);
}

.kpi-card-trend {
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.2rem 0.4rem;
    border-radius: 9999px;
}

.kpi-card-trend.positive {
    background: rgba(34, 197, 94, 0.15);
    color: var(--green-600);
}

.kpi-card-trend.negative {
    background: rgba(244, 63, 94, 0.15);
    color: var(--rose-600);
}

.kpi-card-trend.neutral {
    background: var(--neutral-100);
    color: var(--neutral-600);
}

.kpi-card-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin: 0;
    line-height: 1.2;
}

.kpi-card-value small {
    font-size: 0.875rem;
    font-weight: 500;
}

.kpi-card-label {
    font-size: 0.75rem;
    color: var(--neutral-500);
    margin: 0.25rem 0 0 0;
}

/* ==========================================================================
   VELOCITY CHART
   ========================================================================== */

#velocityChart {
    width: 100%;
    height: 100%;
}

/* ==========================================================================
   MOMENTUM GRID
   ========================================================================== */

.momentum-grid {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    height: 100%;
    overflow-y: auto;
}

.momentum-card {
    background: #fff;
    border: 1px solid var(--neutral-200);
    border-radius: 0.5rem;
    padding: 0.75rem;
    cursor: pointer;
    transition: all 150ms ease;
    border-left: 3px solid var(--neutral-300);
}

.momentum-card:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.momentum-card.strong-bullish { border-left-color: var(--momentum-strong-bullish); }
.momentum-card.bullish { border-left-color: var(--momentum-bullish); }
.momentum-card.neutral { border-left-color: var(--momentum-neutral); }
.momentum-card.bearish { border-left-color: var(--momentum-bearish); }
.momentum-card.strong-bearish { border-left-color: var(--momentum-strong-bearish); }

.momentum-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.25rem;
}

.momentum-card-category {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--neutral-900);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.momentum-card-signal {
    font-size: 0.5625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
}

.momentum-card-signal.strong-bullish { background: rgba(22, 163, 74, 0.15); color: var(--momentum-strong-bullish); }
.momentum-card-signal.bullish { background: rgba(74, 222, 128, 0.15); color: #16a34a; }
.momentum-card-signal.neutral { background: var(--neutral-100); color: var(--momentum-neutral); }
.momentum-card-signal.bearish { background: rgba(251, 113, 133, 0.15); color: #e11d48; }
.momentum-card-signal.strong-bearish { background: rgba(225, 29, 72, 0.15); color: var(--momentum-strong-bearish); }

.momentum-card-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--neutral-900);
}

.momentum-card-change {
    font-size: 0.6875rem;
    color: var(--neutral-500);
}

/* ==========================================================================
   CATEGORY HEATMAP
   ========================================================================== */

#categoryHeatmap {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

/* ==========================================================================
   CROSSOVERS LIST
   ========================================================================== */

.crossovers-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 100%;
    overflow-y: auto;
}

.crossover-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem;
    background: var(--neutral-50);
    border-radius: 0.5rem;
    border: 1px solid var(--neutral-200);
}

.crossover-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.crossover-icon.bullish {
    background: rgba(34, 197, 94, 0.15);
    color: var(--green-600);
}

.crossover-icon.bearish {
    background: rgba(244, 63, 94, 0.15);
    color: var(--rose-600);
}

.crossover-content {
    flex: 1;
}

.crossover-category {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--neutral-900);
}

.crossover-date {
    font-size: 0.6875rem;
    color: var(--neutral-500);
}

/* ==========================================================================
   EMPTY STATE
   ========================================================================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: 1.5rem;
    color: var(--neutral-400);
    text-align: center;
}

.empty-state i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    opacity: 0.5;
}

.empty-state p {
    margin: 0;
    font-size: 0.8125rem;
    line-height: 1.4;
}

/* ==========================================================================
   RESPONSIVE - Only content adjustments, let Syncfusion handle panels
   ========================================================================== */

@media (max-width: 1200px) {
    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .analytics-header {
        flex-direction: column;
    }

    .analytics-controls {
        width: 100%;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .kpi-card-value {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .kpi-grid {
        grid-template-columns: 1fr;
    }
}