/* ==========================================================================
   CST Statistics Dashboard — Modern Design
   ========================================================================== */

/* ---------- Dashboard Layout ---------- */

.cst-dashboard {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* ---------- Dashboard Toolbar ---------- */

.cst-dashboard__toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--cst-space-md, 1rem);
    padding: var(--cst-space-lg, 1.5rem) 0;
}

.cst-dashboard__meta {
    display: flex;
    align-items: center;
    gap: var(--cst-space-sm, 0.5rem);
    font-size: var(--cst-font-size-sm, 0.875rem);
    color: var(--cst-color-gray-500, #6C757D);
}

.cst-dashboard__meta-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #22c55e;
    display: inline-block;
    animation: cst-pulse-dot 2s ease-in-out infinite;
}

@keyframes cst-pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ---------- Category Tabs ---------- */

.cst-dashboard__tabs {
    display: flex;
    gap: var(--cst-space-xs, 0.25rem);
    padding: 4px;
    background: var(--cst-color-gray-100, #F8F9FA);
    border-radius: 10px;
    list-style: none;
    margin: 0;
}

.cst-dashboard__tab {
    padding: var(--cst-space-sm, 0.5rem) var(--cst-space-lg, 1.5rem);
    border-radius: 8px;
    font-size: var(--cst-font-size-sm, 0.875rem);
    font-weight: 600;
    color: var(--cst-color-gray-500, #6C757D);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
}

.cst-dashboard__tab:hover {
    color: var(--cst-color-gray-700, #495057);
    background: rgba(255, 255, 255, 0.6);
}

.cst-dashboard__tab:focus-visible {
    outline: 3px solid var(--cst-color-accent, #3B82C4);
    outline-offset: 2px;
}

.cst-dashboard__tab[aria-selected="true"] {
    color: var(--cst-color-primary, #7FA35B);
    background: var(--cst-color-white, #fff);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* ---------- KPI Grid ---------- */

.cst-dashboard__kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--cst-space-lg, 1.5rem);
}

/* ---------- KPI Card — Modern Design ---------- */

.cst-kpi-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--cst-space-sm, 0.5rem);
    padding: var(--cst-space-xl, 2rem);
    background: var(--cst-color-white, #fff);
    border-radius: var(--cst-border-radius-lg, 12px);
    box-shadow: var(--cst-shadow-sm, 0 1px 3px rgba(0, 0, 0, 0.12));
    border: 1px solid rgba(0, 0, 0, 0.04);
    overflow: hidden;
    transition: box-shadow 0.3s ease, transform 0.25s ease;
}

.cst-kpi-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.cst-kpi-card:nth-child(1)::before { background: var(--cst-gradient-primary, linear-gradient(135deg, #7FA35B, #A9C58E)); }
.cst-kpi-card:nth-child(2)::before { background: linear-gradient(135deg, #1F2E54, #3A4D7A); }
.cst-kpi-card:nth-child(3)::before { background: linear-gradient(135deg, #3B82C4, #5A9BD5); }
.cst-kpi-card:nth-child(4)::before { background: linear-gradient(135deg, #A9C58E, #C5DEB0); }

.cst-kpi-card:hover {
    box-shadow: var(--cst-shadow-lg, 0 8px 24px rgba(0, 0, 0, 0.12));
    transform: translateY(-3px);
}

/* Icon */
.cst-kpi-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    font-size: 24px;
    color: var(--cst-color-white, #fff);
    margin-bottom: var(--cst-space-xs, 0.25rem);
}

.cst-kpi-card:nth-child(1) .cst-kpi-card__icon { background: var(--cst-gradient-primary, linear-gradient(135deg, #7FA35B, #A9C58E)); }
.cst-kpi-card:nth-child(2) .cst-kpi-card__icon { background: linear-gradient(135deg, #1F2E54, #3A4D7A); }
.cst-kpi-card:nth-child(3) .cst-kpi-card__icon { background: linear-gradient(135deg, #3B82C4, #5A9BD5); }
.cst-kpi-card:nth-child(4) .cst-kpi-card__icon { background: linear-gradient(135deg, #A9C58E, #C5DEB0); }

/* Value */
.cst-kpi-card__value {
    display: flex;
    align-items: baseline;
    gap: 2px;
    font-family: var(--cst-font-heading, 'Montserrat', sans-serif);
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--cst-color-gray-900, #212529);
    line-height: 1;
}

.cst-kpi-card__unit {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--cst-color-gray-500, #6C757D);
}

/* Label */
.cst-kpi-card__label {
    display: block;
    font-size: var(--cst-font-size-sm, 0.875rem);
    font-weight: 500;
    color: var(--cst-color-gray-500, #6C757D);
    letter-spacing: 0.01em;
}

/* Trend Badge */
.cst-kpi-card__trend {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 700;
    width: fit-content;
}

.cst-kpi-card__trend--up {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
}

.cst-kpi-card__trend--up::before {
    content: "\2191";
    font-size: 0.875rem;
}

.cst-kpi-card__trend--down {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
}

.cst-kpi-card__trend--down::before {
    content: "\2193";
    font-size: 0.875rem;
}

/* Source */
.cst-kpi-card__source {
    display: block;
    font-size: 0.75rem;
    color: var(--cst-color-gray-500, #6C757D);
    margin-top: auto;
    padding-top: var(--cst-space-sm, 0.5rem);
    border-top: 1px solid var(--cst-color-gray-300, #DEE2E6);
    opacity: 0.8;
}

/* ---------- Dashboard Panels (tab content) ---------- */

.cst-dashboard__panel {
    display: none;
}

.cst-dashboard__panel[aria-hidden="false"],
.cst-dashboard__panel.is-active {
    display: block;
    animation: cst-panel-fade 0.3s ease;
}

@keyframes cst-panel-fade {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---------- Category Section ---------- */

.cst-dashboard__category {
    margin-bottom: var(--cst-space-xl, 2rem);
}

.cst-dashboard__category-header {
    display: flex;
    align-items: center;
    gap: var(--cst-space-sm, 0.5rem);
    margin-bottom: var(--cst-space-lg, 1.5rem);
}

.cst-dashboard__category-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    font-size: 18px;
    color: var(--cst-color-white, #fff);
}

.cst-dashboard__category--patients .cst-dashboard__category-icon { background: var(--cst-gradient-primary, linear-gradient(135deg, #7FA35B, #A9C58E)); }
.cst-dashboard__category--safety .cst-dashboard__category-icon   { background: linear-gradient(135deg, #1F2E54, #3A4D7A); }
.cst-dashboard__category--education .cst-dashboard__category-icon { background: linear-gradient(135deg, #3B82C4, #5A9BD5); }

.cst-dashboard__category-title {
    font-family: var(--cst-font-heading, 'Montserrat', sans-serif);
    font-size: var(--cst-font-size-xl, 1.5rem);
    font-weight: 700;
    color: var(--cst-color-gray-900, #212529);
    margin: 0;
}

/* ---------- Chart Grid ---------- */

.cst-dashboard__chart-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--cst-space-lg, 1.5rem);
}

/* ---------- Chart Card — Modern Design ---------- */

.cst-chart-card {
    position: relative;
    background: var(--cst-color-white, #fff);
    border-radius: var(--cst-border-radius-lg, 12px);
    box-shadow: var(--cst-shadow-sm, 0 1px 3px rgba(0, 0, 0, 0.12));
    border: 1px solid rgba(0, 0, 0, 0.04);
    overflow: hidden;
    transition: box-shadow 0.3s ease, transform 0.25s ease;
}

.cst-chart-card:hover {
    box-shadow: var(--cst-shadow-md, 0 4px 12px rgba(0, 0, 0, 0.1));
    transform: translateY(-2px);
}

.cst-chart-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--cst-space-lg, 1.5rem) var(--cst-space-lg, 1.5rem) 0;
}

.cst-chart-card__title {
    font-family: var(--cst-font-heading, 'Montserrat', sans-serif);
    font-size: var(--cst-font-size-lg, 1.125rem);
    font-weight: 600;
    color: var(--cst-color-gray-900, #212529);
    margin: 0;
}

.cst-chart-card__badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cst-chart-card__badge--bar       { background: rgba(127, 163, 91, 0.1);  color: var(--cst-color-green, #7FA35B); }
.cst-chart-card__badge--line      { background: rgba(59, 130, 196, 0.1);   color: var(--cst-color-accent, #3B82C4); }
.cst-chart-card__badge--doughnut  { background: rgba(31, 46, 84, 0.1); color: var(--cst-color-navy, #1F2E54); }

.cst-chart-card__canvas-wrap {
    position: relative;
    height: 300px;
    padding: var(--cst-space-md, 1rem) var(--cst-space-lg, 1.5rem) var(--cst-space-lg, 1.5rem);
}

.cst-chart-card__canvas-wrap canvas {
    width: 100% !important;
    height: 100% !important;
}

.cst-chart-card__fallback {
    display: none;
    text-align: center;
    padding: var(--cst-space-2xl, 3rem) var(--cst-space-lg, 1.5rem);
    color: var(--cst-color-gray-500, #6C757D);
    font-size: var(--cst-font-size-sm, 0.875rem);
}

.cst-chart-card--no-js .cst-chart-card__canvas-wrap {
    display: none;
}

.cst-chart-card--no-js .cst-chart-card__fallback {
    display: block;
}

/* ---------- Empty State ---------- */

.cst-dashboard__empty {
    text-align: center;
    padding: var(--cst-space-3xl, 4rem) var(--cst-space-xl, 2rem);
    color: var(--cst-color-gray-500, #6C757D);
}

.cst-dashboard__empty-icon {
    font-size: 48px;
    margin-bottom: var(--cst-space-md, 1rem);
    opacity: 0.4;
}

.cst-dashboard__empty-text {
    font-size: var(--cst-font-size-lg, 1.125rem);
    margin: 0;
}

/* ---------- Sources Grid ---------- */

.cst-dashboard__sources {
    margin-top: var(--cst-space-lg, 1.5rem);
}

.cst-sources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--cst-space-md, 1rem);
}

.cst-source-card {
    display: flex;
    align-items: flex-start;
    gap: var(--cst-space-md, 1rem);
    background: var(--cst-color-white, #fff);
    border-radius: var(--cst-border-radius-lg, 12px);
    box-shadow: var(--cst-shadow-sm, 0 1px 3px rgba(0, 0, 0, 0.12));
    border: 1px solid rgba(0, 0, 0, 0.04);
    padding: var(--cst-space-lg, 1.5rem);
    transition: box-shadow 0.3s ease;
}

.cst-source-card:hover {
    box-shadow: var(--cst-shadow-md, 0 4px 12px rgba(0, 0, 0, 0.1));
}

.cst-source-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(127, 163, 91, 0.08);
    color: var(--cst-color-primary, #7FA35B);
    font-size: 20px;
}

.cst-source-card__content {
    flex: 1;
    min-width: 0;
}

.cst-source-card__title {
    font-weight: 600;
    font-size: var(--cst-font-size-sm, 0.875rem);
    color: var(--cst-color-gray-900, #212529);
    margin: 0 0 2px 0;
}

.cst-source-card__description {
    font-size: 0.8125rem;
    color: var(--cst-color-gray-500, #6C757D);
    margin: 0;
    line-height: 1.4;
}

/* ==========================================================================
   Shortcode Card Grid (reused from shortcode)
   ========================================================================== */

.cst-statistics__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--cst-space-xl, 2rem);
}

.cst-statistics__card {
    text-align: center;
    padding: var(--cst-space-xl, 2rem);
    background: var(--cst-color-white, #fff);
    border-radius: var(--cst-border-radius-lg, 12px);
    box-shadow: var(--cst-shadow-sm, 0 1px 3px rgba(0, 0, 0, 0.12));
    border-left: 4px solid var(--cst-color-primary, #7FA35B);
    transition: box-shadow 0.4s ease, transform 0.2s ease;
}

.cst-statistics__card:hover {
    box-shadow: var(--cst-shadow-lg, 0 8px 24px rgba(0, 0, 0, 0.12));
    transform: translateY(-4px);
}

.cst-statistics__card:nth-child(1) { border-left-color: var(--cst-color-green, #7FA35B); }
.cst-statistics__card:nth-child(2) { border-left-color: var(--cst-color-navy, #1F2E54); }
.cst-statistics__card:nth-child(3) { border-left-color: var(--cst-color-accent, #3B82C4); }
.cst-statistics__card:nth-child(4) { border-left-color: var(--cst-color-green-light, #A9C58E); }

.cst-statistics__icon {
    font-size: 36px;
    color: var(--cst-color-primary, #7FA35B);
    margin-bottom: var(--cst-space-sm, 0.5rem);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin-inline: auto;
    border-radius: 50%;
    background: rgba(127, 163, 91, 0.08);
}

.cst-statistics__card:nth-child(1) .cst-statistics__icon { background: rgba(127, 163, 91, 0.08); }
.cst-statistics__card:nth-child(2) .cst-statistics__icon { background: rgba(31, 46, 84, 0.08); color: var(--cst-color-navy, #1F2E54); }
.cst-statistics__card:nth-child(3) .cst-statistics__icon { background: rgba(59, 130, 196, 0.08); color: var(--cst-color-accent, #3B82C4); }
.cst-statistics__card:nth-child(4) .cst-statistics__icon { background: rgba(169, 197, 142, 0.08); color: var(--cst-color-green-light, #A9C58E); }

.cst-statistics__value {
    display: block;
    font-family: var(--cst-font-heading, 'Montserrat', sans-serif);
    font-size: var(--cst-font-size-4xl, 3rem);
    font-weight: 700;
    color: var(--cst-color-primary, #7FA35B);
    line-height: 1;
    margin-bottom: var(--cst-space-sm, 0.5rem);
}

.cst-statistics__unit {
    font-size: var(--cst-font-size-xl, 1.5rem);
    margin-left: 2px;
}

.cst-statistics__label {
    display: block;
    font-weight: 600;
    color: var(--cst-color-gray-700, #495057);
    margin-bottom: var(--cst-space-xs, 0.25rem);
}

.cst-statistics__source {
    display: block;
    font-size: var(--cst-font-size-sm, 0.875rem);
    color: var(--cst-color-text-muted, #6C757D);
}

/* Trend Badges (shortcode) */
.cst-statistics__trend {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: 9999px;
    font-size: var(--cst-font-size-sm, 0.875rem);
    font-weight: 600;
    margin-top: var(--cst-space-xs, 0.25rem);
}

.cst-statistics__trend--up {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
}

.cst-statistics__trend--up::before {
    content: "\2191";
}

.cst-statistics__trend--down {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
}

.cst-statistics__trend--down::before {
    content: "\2193";
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 1024px) {
    .cst-dashboard__kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cst-dashboard__chart-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .cst-dashboard__toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .cst-dashboard__tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .cst-dashboard__kpi-grid {
        grid-template-columns: 1fr;
    }

    .cst-dashboard__chart-grid {
        grid-template-columns: 1fr;
    }

    .cst-chart-card__canvas-wrap {
        height: 240px;
    }

    .cst-kpi-card__value {
        font-size: 2.25rem;
    }

    .cst-sources-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    .cst-kpi-card:hover,
    .cst-chart-card:hover {
        transform: none;
    }

    .cst-dashboard__panel[aria-hidden="false"],
    .cst-dashboard__panel.is-active {
        animation: none;
    }

    .cst-dashboard__meta-dot {
        animation: none;
    }

    .cst-statistics__card:hover {
        transform: none;
    }
}

/* ==========================================================================
   High Contrast Mode
   ========================================================================== */

@media (prefers-contrast: high) {
    .cst-kpi-card,
    .cst-chart-card,
    .cst-source-card {
        border: 2px solid;
    }

    .cst-dashboard__tab[aria-selected="true"] {
        outline: 2px solid;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .cst-kpi-card,
    .cst-chart-card,
    .cst-source-card {
        box-shadow: none;
        border: 1px solid #ccc;
        break-inside: avoid;
        page-break-inside: avoid;
    }

    .cst-dashboard__toolbar {
        display: none;
    }

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

    .cst-chart-card__canvas-wrap {
        height: 200px;
    }

    .cst-dashboard__panel {
        display: block !important;
    }

    .cst-dashboard__panel[aria-hidden="true"] {
        display: block !important;
    }
}