/* ============================================
   INSURANCE EVIDENCE CHAIN VISUALIZATION
   ============================================ */

/* Container */
.iec-container {
    width: 100%;
    padding: 0;
}

.iec-empty {
    text-align: center;
    color: rgba(255, 255, 255, 0.4);
    padding: 40px 20px;
    font-size: 14px;
}

/* ---- Summary Bar ---- */
.iec-summary-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    padding: 16px 24px;
    margin-bottom: 28px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
}

.iec-summary-stat {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.iec-summary-number {
    font-size: 24px;
    font-weight: 700;
    color: #4ade80;
}

.iec-summary-number.iec-disc {
    color: #fbbf24;
}

.iec-summary-number.iec-unv {
    color: #94a3b8;
}

.iec-summary-number.iec-docs {
    color: #818cf8;
}

.iec-summary-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

.iec-summary-divider {
    width: 1px;
    height: 28px;
    background: rgba(255, 255, 255, 0.1);
}

/* ---- Three-Column Layout ---- */
.iec-chain-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr 1fr;
    gap: 16px;
    position: relative;
    min-height: 300px;
    padding: 8px 0;
}

.iec-connections-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.iec-column {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.iec-col-header {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.35);
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    margin-bottom: 4px;
}

.iec-empty-col {
    color: rgba(255, 255, 255, 0.3);
    font-size: 13px;
    padding: 20px 12px;
    text-align: center;
    font-style: italic;
}

/* ---- Document Cards ---- */
.iec-doc-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid;
    cursor: default;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.iec-doc-card:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.iec-doc-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

.iec-doc-icon svg {
    width: 16px;
    height: 16px;
}

.iec-doc-info {
    flex: 1;
    min-width: 0;
}

.iec-doc-name {
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.iec-doc-role {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.45);
    margin-top: 2px;
}

.iec-doc-conf {
    font-size: 10px;
    color: rgba(255, 255, 255, 0.3);
    margin-top: 1px;
}

/* ---- Assertion Nodes ---- */
.iec-assertion-node {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.iec-assertion-node:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.iec-assertion-node.active {
    box-shadow: 0 0 0 2px rgba(129, 140, 248, 0.4), 0 4px 16px rgba(0, 0, 0, 0.3);
    transform: translateY(-1px);
}

.iec-assertion-status {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.iec-assertion-info {
    flex: 1;
    min-width: 0;
}

.iec-assertion-label {
    font-size: 12px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.iec-assertion-value {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.iec-assertion-conf {
    flex-shrink: 0;
    font-size: 11px;
    font-weight: 600;
}

/* ---- Detail Panel ---- */
.iec-detail-panel {
    margin-top: 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    overflow: hidden;
    animation: iecSlideDown 0.2s ease;
}

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

.iec-detail-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    border-left: 3px solid;
}

.iec-detail-title {
    flex: 1;
    font-size: 15px;
    font-weight: 600;
    color: #ffffff;
}

.iec-detail-badge {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.iec-detail-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.4);
    font-size: 20px;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
    transition: color 0.15s ease;
}

.iec-detail-close:hover {
    color: #fff;
}

.iec-detail-body {
    padding: 16px 20px;
}

.iec-detail-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.iec-detail-row:last-child {
    border-bottom: none;
}

.iec-detail-key {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.45);
    font-weight: 500;
    flex-shrink: 0;
    min-width: 110px;
}

.iec-detail-val {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.85);
    text-align: right;
}

.iec-detail-val.iec-mismatch {
    color: #fbbf24;
    font-weight: 600;
}

.iec-detail-explanation {
    font-style: italic;
    max-width: 400px;
    line-height: 1.4;
}

.iec-detail-match {
    padding: 12px 16px;
    margin: 8px 0;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.iec-detail-match .iec-detail-row {
    padding: 5px 0;
}

.iec-detail-discrepancy {
    margin-top: 12px;
    padding: 12px 16px;
    background: rgba(245, 158, 11, 0.06);
    border: 1px solid rgba(245, 158, 11, 0.15);
    border-radius: 8px;
}

.iec-detail-disc-header {
    font-size: 12px;
    font-weight: 600;
    color: #fbbf24;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.iec-detail-severity {
    font-size: 12px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
    text-transform: uppercase;
}

.iec-severity-critical {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
}

.iec-severity-high {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
}

.iec-severity-warning {
    background: rgba(245, 158, 11, 0.10);
    color: #f59e0b;
}

.iec-severity-low {
    background: rgba(148, 163, 184, 0.15);
    color: #94a3b8;
}

.iec-detail-unverifiable {
    margin-top: 12px;
    padding: 12px 16px;
    background: rgba(148, 163, 184, 0.06);
    border: 1px solid rgba(148, 163, 184, 0.12);
    border-radius: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    font-style: italic;
}

/* ---- Compact Summary (Embedded) ---- */
.iec-summary-compact {
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    margin-bottom: 24px;
}

.iec-summary-compact-title {
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.iec-flow-container {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.iec-flow-item {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1 1 280px;
}

.iec-flow-doc {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 6px;
    border: 1px solid;
    background: rgba(255, 255, 255, 0.03);
    flex-shrink: 0;
}

.iec-flow-icon {
    width: 14px;
    height: 14px;
    display: flex;
    align-items: center;
}

.iec-flow-icon svg {
    width: 14px;
    height: 14px;
}

.iec-flow-name {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.75);
    font-weight: 500;
    white-space: nowrap;
}

.iec-flow-arrow {
    color: rgba(255, 255, 255, 0.25);
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.iec-flow-stats {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

.iec-flow-bar {
    flex: 1;
    height: 4px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 2px;
    overflow: hidden;
    min-width: 40px;
}

.iec-flow-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #22c55e, #4ade80);
    border-radius: 2px;
    transition: width 0.5s ease;
}

.iec-flow-counts {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    white-space: nowrap;
    flex-shrink: 0;
}

.iec-fc-verified {
    color: #4ade80;
    font-weight: 600;
}

.iec-fc-disc {
    color: #fbbf24;
    font-weight: 600;
}

.iec-fc-unv {
    color: #94a3b8;
}

.iec-summary-compact-legend {
    display: flex;
    gap: 16px;
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.iec-legend-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.4);
}

.iec-legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
    .iec-chain-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .iec-connections-svg {
        display: none;
    }

    .iec-summary-bar {
        flex-wrap: wrap;
        gap: 12px;
    }

    .iec-summary-divider {
        display: none;
    }

    .iec-flow-container {
        flex-direction: column;
    }
}

@media (max-width: 600px) {
    .iec-summary-bar {
        padding: 12px 16px;
    }

    .iec-summary-number {
        font-size: 20px;
    }

    .iec-detail-row {
        flex-direction: column;
        gap: 4px;
    }

    .iec-detail-val {
        text-align: left;
    }
}