/* ══════════════════════════════════════
   ANALYTICS DASHBOARD (Phase 19)
══════════════════════════════════════ */

/* Header actions */
.analytics-header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.analytics-date-range {
    display: flex;
    background: #fff;
    border: 1px solid var(--cream-d);
    border-radius: var(--radius);
    overflow: hidden;
}
.analytics-range-btn {
    padding: 6px 14px;
    font-family: "Jost", sans-serif;
    font-size: 0.75rem;
    font-weight: 400;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--txt-l);
    transition: all 0.2s ease;
    letter-spacing: 0.5px;
}
.analytics-range-btn:hover {
    color: var(--terra);
}
.analytics-range-btn.active {
    background: var(--terra);
    color: #fff;
}

/* Metric Cards */
.analytics-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}
.analytics-metric-card {
    background: #fff;
    border: 1px solid var(--cream-d);
    border-radius: calc(var(--radius) * 1.5);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;
}
.analytics-metric-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.metric-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.metric-icon svg {
    width: 20px;
    height: 20px;
}
.metric-icon-views {
    background: rgba(143, 168, 135, 0.15);
    color: var(--sage);
}
.metric-icon-unique {
    background: rgba(180, 130, 100, 0.12);
    color: var(--terra);
}
.metric-icon-today {
    background: rgba(197, 165, 90, 0.12);
    color: #c5a55a;
}
.metric-icon-duration {
    background: rgba(107, 89, 75, 0.1);
    color: var(--brown);
}
.metric-data {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.metric-value {
    font-family: "Cormorant Garamond", serif;
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--txt);
    line-height: 1;
}
.metric-label {
    font-size: 0.68rem;
    color: var(--txt-l);
    font-weight: 300;
    letter-spacing: 0.5px;
}

/* Chart Cards */
.analytics-charts-row {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}
/* Prevent Chart.js infinite resize: canvas fills the fixed-height wrapper, not vice-versa */
.chart-wrap canvas,
.budget-chart-container canvas {
    position: absolute;
    inset: 0;
}
.analytics-chart-card {
    background: #fff;
    border: 1px solid var(--cream-d);
    border-radius: calc(var(--radius) * 1.5);
    padding: 20px 24px;
}
.analytics-chart-card h3 {
    font-family: "Cormorant Garamond", serif;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--txt);
    margin-bottom: 16px;
}
.analytics-chart-wide {
    flex: 2;
    min-width: 0;
}
.analytics-chart-narrow {
    flex: 1;
    min-width: 0;
}
.analytics-chart-half {
    flex: 1;
    min-width: 0;
}

/* RSVP Funnel */
.analytics-funnel {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.funnel-step {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.funnel-bar {
    height: 28px;
    background: var(--cream-d);
    border-radius: 6px;
    overflow: hidden;
    position: relative;
}
.funnel-fill {
    height: 100%;
    border-radius: 6px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}
.funnel-step[data-step="invited"] .funnel-fill {
    background: linear-gradient(90deg, var(--sage), #a3c09b);
}
.funnel-step[data-step="visited"] .funnel-fill {
    background: linear-gradient(90deg, var(--terra), #c4918a);
}
.funnel-step[data-step="rsvp_opened"] .funnel-fill {
    background: linear-gradient(90deg, #c5a55a, #d4ba7a);
}
.funnel-step[data-step="rsvp_submitted"] .funnel-fill {
    background: linear-gradient(90deg, var(--brown), #8a7565);
}
.funnel-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.72rem;
    color: var(--txt-l);
}
.funnel-label strong {
    font-family: "Cormorant Garamond", serif;
    font-size: 1rem;
    color: var(--txt);
    font-weight: 600;
}

/* Engagement Grid */
.analytics-engagement-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.engagement-stat {
    background: var(--cream);
    border-radius: var(--radius);
    padding: 16px;
    text-align: center;
    transition: transform 0.2s;
}
.engagement-stat:hover {
    transform: scale(1.03);
}
.engagement-value {
    font-family: "Cormorant Garamond", serif;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--terra);
    line-height: 1.1;
}
.engagement-label {
    font-size: 0.65rem;
    color: var(--txt-l);
    margin-top: 4px;
    letter-spacing: 0.5px;
}

/* Activity Feed */
.analytics-activity-card {
    margin-bottom: 24px;
}
.analytics-activity-header {
    display: flex;
    align-items: center;
    gap: 10px;
}
.analytics-live-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #8fa887;
    animation: pulse-live 2s ease-in-out infinite;
}
@keyframes pulse-live {
    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.3);
    }
}
.analytics-activity-feed {
    max-height: 320px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0;
}
.analytics-empty {
    padding: 32px;
    text-align: center;
    color: var(--txt-l);
    font-size: 0.82rem;
    font-weight: 300;
}
.activity-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--cream);
    animation: fadeSlideIn 0.3s ease;
}
@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateX(-8px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}
.activity-item:last-child {
    border-bottom: none;
}
.activity-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}
.activity-dot.page_view {
    background: var(--sage);
}
.activity-dot.section_view {
    background: #c5a55a;
}
.activity-dot.rsvp_submit {
    background: var(--terra);
}
.activity-dot.photo_upload {
    background: #9b7bc4;
}
.activity-dot.registry_view {
    background: #c5a55a;
}
.activity-dot.registry_contribute {
    background: var(--brown);
}
.activity-dot.page_exit {
    background: var(--txt-l);
}
.activity-text {
    flex: 1;
    font-size: 0.78rem;
    color: var(--txt);
    font-weight: 300;
}
.activity-text strong {
    font-weight: 500;
}
.activity-time {
    font-size: 0.65rem;
    color: var(--txt-l);
    white-space: nowrap;
}

/* Responsive */
@media (max-width: 900px) {
    .analytics-metrics {
        grid-template-columns: repeat(2, 1fr);
    }
    .analytics-charts-row {
        flex-direction: column;
    }
    .analytics-chart-wide,
    .analytics-chart-narrow,
    .analytics-chart-half {
        flex: none;
        width: 100%;
    }
}
@media (max-width: 600px) {
    .analytics-metrics {
        grid-template-columns: 1fr 1fr;
    }
    .analytics-metric-card {
        padding: 14px;
        gap: 12px;
    }
    .metric-value {
        font-size: 1.3rem;
    }
    .metric-icon {
        width: 36px;
        height: 36px;
        border-radius: 8px;
    }
    .analytics-header-actions {
        flex-direction: column;
        align-items: stretch;
    }
    .analytics-date-range {
        justify-content: center;
    }
    .analytics-engagement-grid {
        grid-template-columns: 1fr 1fr;
    }
    .engagement-value {
        font-size: 1.4rem;
    }
}