/* ===== Message Broker Visualizer Styles ===== */

:root {
    --rmq-color: #FF6600;
    --rmq-bg: #2a1f14;
    --rmq-light: #3d2a16;
    --kafka-color: #4da6ff;
    --kafka-bg: #14202e;
    --kafka-light: #1a2d42;
    --redis-color: #f05545;
    --redis-bg: #2a1616;
    --redis-light: #3d1c1c;
    --mbv-bg: #141922;
    --mbv-card-bg: #1a2030;
    --mbv-border: #2a3444;
    --mbv-text: #e0e4ea;
    --mbv-text-light: #8892a4;
    --mbv-radius: 8px;
    --mbv-shadow: 0 2px 8px rgba(0,0,0,0.3);
    --mbv-accent: #FF6600;
    --mbv-accent-bg: #2a1f14;
    --mbv-accent-light: #3d2a16;
    --mbv-transition: 0.25s ease;
}

.mbv-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 10px;
    color: var(--mbv-text);
}

/* Force light theme inside the visualizer to override site dark theme */
.mbv-page *,
.mbv-page *::before,
.mbv-page *::after {
    box-sizing: border-box;
}

.mbv-page button,
.mbv-page select,
.mbv-page input {
    color: var(--mbv-text);
    font-family: inherit;
}


/* Broker Navigation */
.broker-nav {
    display: flex;
    gap: 4px;
    margin-bottom: 12px;
    background: var(--mbv-card-bg);
    border: 1px solid var(--mbv-border);
    border-radius: var(--mbv-radius);
    padding: 4px;
}

.broker-tab {
    flex: 1;
    padding: 10px 16px;
    border: 2px solid transparent;
    border-radius: 6px;
    background: transparent;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--mbv-transition);
    color: var(--mbv-text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.broker-tab:hover {
    background: var(--mbv-bg);
}

.broker-tab.active[data-broker="rabbitmq"] {
    background: var(--rmq-bg);
    border-color: var(--rmq-color);
    color: var(--rmq-color);
}

.broker-tab.active[data-broker="kafka"] {
    background: var(--kafka-bg);
    border-color: var(--kafka-color);
    color: var(--kafka-color);
}

.broker-tab.active[data-broker="redis"] {
    background: var(--redis-bg);
    border-color: var(--redis-color);
    color: var(--redis-color);
}

.broker-icon {
    font-size: 18px;
}

/* Global Controls */
.global-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 8px;
    background: var(--mbv-card-bg);
    border: 1px solid var(--mbv-border);
    border-radius: var(--mbv-radius);
    padding: 8px 12px;
    transition: none;
}

.global-controls.is-fixed {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    border-radius: 0 0 var(--mbv-radius) var(--mbv-radius);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.global-controls-placeholder {
    display: none;
}

.global-controls-placeholder.is-active {
    display: block;
}

.controls-left {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.ctrl-btn {
    padding: 7px 16px;
    border: 1px solid var(--mbv-border);
    border-radius: 6px;
    background: var(--mbv-card-bg);
    color: var(--mbv-text);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--mbv-transition);
}

.ctrl-btn:hover {
    background: var(--mbv-border);
}

.burst-btn { color: var(--mbv-accent); border-color: var(--mbv-accent); }
.burst-btn:hover { background: var(--mbv-accent); color: #fff; }
.error-btn { color: #f38ba8; border-color: #f38ba8; }
.error-btn:hover { background: #f38ba8; color: #1a2030; }
.pause-btn { color: var(--mbv-text-light); border-color: var(--mbv-border); }
.pause-btn:hover { border-color: var(--mbv-text-light); background: var(--mbv-text-light); color: var(--mbv-bg); }
.reset-btn { color: var(--mbv-text-light); border-color: var(--mbv-border); }
.reset-btn:hover { border-color: var(--mbv-text-light); background: var(--mbv-text-light); color: var(--mbv-bg); }

.confirm-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    color: var(--mbv-text);
    cursor: pointer;
}

.confirm-toggle input { display: none; }

.toggle-slider {
    width: 36px;
    height: 20px;
    background: #3a4455;
    border-radius: 10px;
    position: relative;
    transition: background var(--mbv-transition);
}

.toggle-slider::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    background: #e0e4ea;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: transform var(--mbv-transition);
}

.confirm-toggle input:checked + .toggle-slider {
    background: var(--mbv-accent);
}

.confirm-toggle input:checked + .toggle-slider::after {
    transform: translateX(16px);
}

/* Stats Bar */
.stats-bar {
    display: flex;
    gap: 4px;
    margin-bottom: 10px;
}

.stat-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 6px 8px;
    background: var(--mbv-card-bg);
    border: 1px solid var(--mbv-border);
    border-radius: 6px;
}

.stat-label {
    font-size: 10px;
    text-transform: uppercase;
    color: var(--mbv-text-light);
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--mbv-text);
    line-height: 1.2;
}

/* Mode Tabs */
.mode-tabs {
    display: flex;
    gap: 2px;
    margin-bottom: 8px;
    overflow-x: auto;
    padding-bottom: 2px;
    background: var(--mbv-card-bg);
    border-radius: var(--mbv-radius);
    padding: 4px 4px 0;
    border: 1px solid var(--mbv-border);
    border-bottom: none;
}

.mode-tab {
    padding: 6px 12px;
    border: none;
    border-bottom: 2px solid transparent;
    background: transparent;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    color: var(--mbv-text-light);
    transition: all var(--mbv-transition);
}

.mode-tab:hover {
    color: var(--mbv-text);
    border-bottom-color: var(--mbv-text-light);
}

.mode-tab.active {
    color: var(--mbv-accent);
    border-bottom-color: var(--mbv-accent);
    font-weight: 700;
}

/* Pattern Description */
.pattern-desc {
    font-size: 13px;
    color: var(--mbv-text-light);
    padding: 8px 12px;
    background: var(--mbv-accent-bg);
    border-left: 3px solid var(--mbv-accent);
    border-radius: 0 6px 6px 0;
    margin-bottom: 12px;
    line-height: 1.5;
}

/* ===== Pattern Details (Collapsible) ===== */
.pattern-details {
    margin-bottom: 12px;
    background: var(--mbv-card-bg);
    border: 1px solid var(--mbv-border);
    border-radius: var(--mbv-radius);
    overflow: hidden;
}

.pattern-details-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 10px 14px;
    border: none;
    background: transparent;
    color: var(--mbv-text);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--mbv-transition);
}

.pattern-details-toggle:hover {
    background: var(--mbv-bg);
}

.pattern-details-toggle-icon {
    font-size: 10px;
    transition: transform var(--mbv-transition);
    color: var(--mbv-accent);
}

.pattern-details-toggle[aria-expanded="true"] .pattern-details-toggle-icon {
    transform: rotate(90deg);
}

.pattern-details-body {
    display: none;
    padding: 0 14px 14px;
}

.pattern-details-body.expanded {
    display: block;
}

.pattern-details-section {
    margin-bottom: 12px;
}

.pattern-details-section:last-child {
    margin-bottom: 0;
}

.pattern-details-section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--mbv-accent);
    margin-bottom: 6px;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--mbv-border);
}

.pattern-details-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pattern-details-list li {
    font-size: 12px;
    color: var(--mbv-text-light);
    padding: 4px 8px;
    border-radius: 4px;
    background: var(--mbv-bg);
    line-height: 1.4;
}

.pattern-details-list li::before {
    content: '\2022';
    color: var(--mbv-accent);
    margin-right: 6px;
    font-weight: 700;
}

.pattern-concepts-grid {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pattern-concept {
    display: flex;
    gap: 8px;
    padding: 6px 10px;
    border-radius: 4px;
    background: var(--mbv-bg);
    font-size: 12px;
    line-height: 1.4;
}

.pattern-concept-term {
    font-weight: 700;
    color: var(--mbv-accent);
    white-space: nowrap;
    min-width: 80px;
    flex-shrink: 0;
}

.pattern-concept-def {
    color: var(--mbv-text-light);
}

/* Visualization Area */
.viz-area {
    display: grid;
    grid-template-columns: 200px 1fr 200px;
    gap: 16px;
    min-height: 350px;
    position: relative;
    margin-bottom: 12px;
    padding: 16px;
    background: var(--mbv-bg);
    border-radius: var(--mbv-radius);
    border: 1px solid var(--mbv-border);
    box-shadow: 0 2px 12px rgba(0,0,0,0.2);
}

.viz-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 1;
    min-width: 0;
}

.viz-col-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--mbv-text-light);
    text-align: center;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--mbv-border);
}

#producers-col,
#consumers-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* Producer / Consumer Cards */
.card {
    background: var(--mbv-card-bg);
    border: 1px solid var(--mbv-border);
    border-radius: var(--mbv-radius);
    padding: 10px;
    position: relative;
    transition: all var(--mbv-transition);
    box-shadow: var(--mbv-shadow);
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
}

.card-icon {
    font-size: 18px;
}

.card-name {
    font-size: 13px;
    font-weight: 700;
    color: var(--mbv-text);
}

.card-meta {
    font-size: 11px;
    color: var(--mbv-text-light);
    margin-bottom: 6px;
}

.card-meta .key-label {
    background: var(--mbv-accent-bg);
    color: var(--mbv-accent);
    padding: 1px 6px;
    border-radius: 3px;
    font-family: monospace;
    font-size: 10px;
}

.card-send-btn {
    width: 100%;
    padding: 5px 0;
    border: 1px solid var(--mbv-accent);
    border-radius: 4px;
    background: transparent;
    color: var(--mbv-accent);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--mbv-transition);
    margin-bottom: 4px;
}

.card-send-btn:hover {
    background: var(--mbv-accent);
    color: white;
}

.card-stats {
    display: flex;
    gap: 8px;
    font-size: 10px;
    color: var(--mbv-text-light);
}

.card-stats span {
    font-weight: 600;
}

.card-badges {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    margin-top: 4px;
}

.badge {
    font-size: 9px;
    padding: 1px 5px;
    border-radius: 3px;
    font-weight: 600;
    animation: badgeFade 3s forwards;
}

.badge-ack { background: #1a3d2a; color: #6fcf97; }
.badge-nack { background: #3d1a1a; color: #f38ba8; }
.badge-reply { background: #1a2a3d; color: #89b4fa; }

@keyframes badgeFade {
    0%, 70% { opacity: 1; }
    100% { opacity: 0; }
}

/* Port connectors */
.port {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--mbv-accent);
    border-radius: 50%;
    border: 2px solid var(--mbv-bg);
    z-index: 2;
    box-shadow: 0 0 4px rgba(0,0,0,0.3);
}

.port-right {
    right: -7px;
    top: 50%;
    transform: translateY(-50%);
}

.port-left {
    left: -7px;
    top: 50%;
    transform: translateY(-50%);
}

/* Progress bar on consumer cards */
.card-progress {
    height: 3px;
    background: var(--mbv-border);
    border-radius: 2px;
    margin-top: 4px;
    overflow: hidden;
}

.card-progress-fill {
    height: 100%;
    background: var(--mbv-accent);
    border-radius: 2px;
    width: 0%;
    transition: width 0.1s linear;
}

/* Consumer status */
.card-status {
    font-size: 10px;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 3px;
    display: inline-block;
}

.card-status.ready { background: #1a3d2a; color: #6fcf97; }
.card-status.busy { background: #3d3014; color: #f9e2af; }
.card-status.disconnected { background: #2a2e34; color: #6c757d; }

/* Consumer subscriptions */
.card-subs {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
    margin: 4px 0;
}

.sub-tag {
    font-size: 10px;
    padding: 1px 5px;
    background: var(--mbv-accent-bg);
    color: var(--mbv-accent);
    border-radius: 3px;
    font-family: monospace;
    cursor: default;
    display: flex;
    align-items: center;
    gap: 2px;
}

.sub-tag .remove-sub {
    cursor: pointer;
    font-weight: 700;
    opacity: 0.6;
}

.sub-tag .remove-sub:hover { opacity: 1; }

.sub-tag.matched {
    background: #1a3d2a;
    color: #6fcf97;
    transition: background 0.3s;
}

.sub-tag.unmatched {
    background: #2a2e34;
    color: #6c757d;
    transition: background 0.3s;
}

.add-sub-btn {
    font-size: 10px;
    padding: 1px 5px;
    background: transparent;
    border: 1px dashed var(--mbv-border);
    border-radius: 3px;
    cursor: pointer;
    color: var(--mbv-text-light);
}

/* Broker Column */
.broker-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: var(--mbv-accent-bg);
    border-radius: var(--mbv-radius) var(--mbv-radius) 0 0;
    border: 1px solid var(--mbv-accent-light);
    border-bottom: none;
}

.broker-name {
    font-weight: 700;
    font-size: 14px;
    color: var(--mbv-accent);
}

.broker-status {
    font-size: 10px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.broker-status.live {
    background: #1a3d2a;
    color: #6fcf97;
}

.broker-status.paused {
    background: #3d3a1a;
    color: #f0c674;
}

.broker-status.error {
    background: #3d1a1a;
    color: #f38ba8;
}

.broker-body {
    background: var(--mbv-card-bg);
    border: 1px solid var(--mbv-accent-light);
    border-top: none;
    border-radius: 0 0 var(--mbv-radius) var(--mbv-radius);
    padding: 16px;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Queue visualization */
.queue-node {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    background: var(--mbv-bg);
    border: 1px solid var(--mbv-border);
    border-radius: 6px;
    margin-bottom: 6px;
    position: relative;
}

.queue-node .port-left {
    left: -7px;
}

.queue-node .port-right {
    right: -7px;
}

.queue-name {
    font-size: 12px;
    font-weight: 600;
    font-family: monospace;
    color: var(--mbv-text);
}

.queue-count {
    font-size: 10px;
    font-weight: 700;
    background: var(--mbv-accent);
    color: white;
    border-radius: 10px;
    padding: 0 6px;
    min-width: 18px;
    text-align: center;
}

.queue-binding {
    font-size: 10px;
    color: var(--mbv-accent);
    font-family: monospace;
    background: var(--mbv-accent-bg);
    padding: 0 4px;
    border-radius: 2px;
}

/* Section labels inside broker body */
.broker-body > .exchange-node:first-child {
    margin-top: 20px;
}

.broker-body > .exchange-node:first-child::before {
    content: 'EXCHANGE';
    position: absolute;
    top: -18px;
    left: 0;
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--mbv-text-light);
}

.broker-body > .queue-node:first-child,
.broker-body > .exchange-node + .queue-node {
    margin-top: 20px;
}

.broker-body > .queue-node:first-child::before,
.broker-body > .exchange-node + .queue-node::before {
    content: 'QUEUE';
    position: absolute;
    top: -18px;
    left: 0;
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--mbv-text-light);
}

/* Exchange visualization */
.exchange-node {
    padding: 10px;
    background: var(--mbv-accent-bg);
    border: 2px solid var(--mbv-accent);
    border-radius: var(--mbv-radius);
    text-align: center;
    margin-bottom: 10px;
    position: relative;
}

.exchange-type {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--mbv-accent);
    font-weight: 700;
}

.exchange-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--mbv-text);
}

/* Kafka Partition */
.partition-row {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 6px;
    position: relative;
}

.partition-label {
    font-size: 11px;
    font-weight: 700;
    color: var(--mbv-accent);
    min-width: 24px;
}

.partition-cells {
    display: flex;
    gap: 2px;
    flex: 1;
    overflow-x: auto;
}

.partition-cell {
    width: 28px;
    height: 24px;
    border: 1px solid var(--mbv-border);
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 600;
    color: var(--mbv-text-light);
    background: var(--mbv-card-bg);
    flex-shrink: 0;
    transition: all 0.3s;
}

.partition-cell.filled {
    background: var(--kafka-bg);
    border-color: var(--kafka-color);
    color: var(--kafka-color);
}

.partition-cell.highlight {
    background: var(--kafka-color);
    color: #0d1117;
    transform: scale(1.1);
}

/* Kafka offset pointer */
.offset-pointer {
    position: absolute;
    bottom: -8px;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-bottom: 6px solid;
    transition: left 0.4s ease;
    z-index: 3;
}

/* Redis channel */
.channel-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 8px;
    background: var(--mbv-bg);
    border: 1px solid var(--mbv-border);
    border-radius: 6px;
    margin-bottom: 4px;
    position: relative;
}

.channel-name {
    font-size: 12px;
    font-weight: 600;
    font-family: monospace;
    color: var(--mbv-text);
    flex: 1;
}

.channel-subs-count {
    font-size: 10px;
    color: var(--mbv-text-light);
}

/* Redis Stream log */
.stream-log {
    display: flex;
    gap: 2px;
    overflow-x: auto;
    padding: 4px 0;
}

.stream-entry {
    min-width: 60px;
    padding: 4px 6px;
    border: 1px solid var(--mbv-border);
    border-radius: 3px;
    background: var(--mbv-card-bg);
    font-size: 9px;
    text-align: center;
    flex-shrink: 0;
}

.stream-entry-id {
    font-family: monospace;
    color: var(--mbv-accent);
    font-weight: 600;
}

.stream-entry-data {
    color: var(--mbv-text-light);
    margin-top: 2px;
}

.stream-entry.pending {
    border-color: #ffc107;
    background: #3d3014;
}

/* Throughput Chart */
.throughput-chart {
    margin-top: 8px;
    padding: 4px;
    background: var(--mbv-card-bg);
    border: 1px solid var(--mbv-border);
    border-radius: 6px;
}

#throughput-canvas {
    width: 100%;
    height: 40px;
    display: block;
}

/* Animation Layer */
.animation-layer {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 10;
    overflow: visible;
}

/* Queue traversal dot */
.queue-traversal-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--mbv-accent);
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    pointer-events: none;
    box-shadow: 0 0 6px var(--mbv-accent), 0 0 2px rgba(0,0,0,0.3);
}

.queue-traversal-dot .dot-label {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 9px;
    font-weight: 600;
    white-space: nowrap;
    background: rgba(26,32,48,0.95);
    padding: 1px 4px;
    border-radius: 3px;
    color: #e0e4ea;
    border: 1px solid var(--mbv-border);
}

/* Queue message accumulation dots */
.queue-dots {
    display: flex;
    gap: 3px;
    align-items: center;
    flex: 1;
    justify-content: flex-end;
    padding: 0 2px;
    overflow: hidden;
    min-height: 8px;
}

.exchange-node .queue-dots {
    flex: none;
    justify-content: center;
    margin-top: 6px;
    flex-wrap: wrap;
    width: 100%;
}

.queue-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--mbv-accent);
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    flex-shrink: 0;
}

.queue-dot.visible {
    opacity: 0.85;
    transform: scale(1);
    box-shadow: 0 0 4px var(--mbv-accent);
    animation: queueDotPulse 2s ease-in-out 0.3s infinite;
}

.queue-dot.removing {
    opacity: 0;
    transform: scale(0);
    transition: all 0.2s ease-in;
    animation: none;
}

@keyframes queueDotPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; box-shadow: 0 0 8px var(--mbv-accent); }
}

/* Pipe (SVG connection line) */
.pipe-bg {
    fill: none;
    stroke: var(--mbv-border);
    stroke-width: 2;
    stroke-linecap: round;
    opacity: 0.4;
}

.pipe-flow {
    fill: none;
    stroke: var(--mbv-accent);
    stroke-width: 2.5;
    stroke-linecap: round;
    opacity: 0.8;
    filter: drop-shadow(0 0 3px var(--mbv-accent));
}

.pipe-fade {
    opacity: 0;
    transition: opacity 0.5s ease-out;
}

/* Flying dot */
.flying-dot {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--mbv-accent);
    z-index: 11;
    pointer-events: none;
    box-shadow: 0 0 8px var(--mbv-accent), 0 0 3px rgba(0,0,0,0.3);
}

.flying-dot .dot-label {
    position: absolute;
    bottom: 14px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 9px;
    font-weight: 600;
    white-space: nowrap;
    background: rgba(26,32,48,0.95);
    padding: 1px 4px;
    border-radius: 3px;
    color: #e0e4ea;
    border: 1px solid var(--mbv-border);
}

.flying-dot.ack-dot {
    width: 8px;
    height: 8px;
    background: #28a745;
}

.flying-dot.nack-dot {
    width: 8px;
    height: 8px;
    background: #dc3545;
}

.flying-dot.reply-dot {
    background: #007bff;
}

/* Extra Panels */
.extra-panels {
    margin-bottom: 12px;
}

/* RPC Reply Queue */
.reply-queue-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    background: var(--mbv-card-bg);
    border: 1px dashed var(--mbv-accent);
    border-radius: 6px;
    margin-bottom: 4px;
    font-size: 12px;
    transition: opacity 0.5s;
}

.reply-queue-name {
    font-family: monospace;
    font-weight: 600;
    color: var(--mbv-accent);
}

.reply-queue-status {
    color: var(--mbv-text-light);
    font-size: 11px;
}

/* Kafka Settings Panel */
.kafka-settings {
    display: flex;
    gap: 16px;
    padding: 8px 12px;
    background: var(--mbv-card-bg);
    border: 1px solid var(--mbv-border);
    border-radius: 6px;
    margin-bottom: 8px;
    flex-wrap: wrap;
    align-items: center;
}

.kafka-settings label {
    font-size: 12px;
    font-weight: 600;
    color: var(--mbv-text-light);
    display: flex;
    align-items: center;
    gap: 6px;
}

.kafka-settings select,
.kafka-settings input[type="number"] {
    padding: 3px 6px;
    border: 1px solid var(--mbv-border);
    border-radius: 4px;
    font-size: 12px;
    max-width: 80px;
    background: var(--mbv-card-bg);
    color: var(--mbv-text);
}

/* Consumer Group wrapper */
.consumer-group {
    border: 2px solid var(--mbv-border);
    border-radius: var(--mbv-radius);
    padding: 8px;
    margin-bottom: 8px;
}

.consumer-group-header {
    font-size: 12px;
    font-weight: 700;
    color: var(--mbv-accent);
    margin-bottom: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.consumer-group .card {
    margin-bottom: 6px;
}

/* Kafka lag indicator */
.lag-indicator {
    font-size: 10px;
    color: var(--mbv-text-light);
    font-weight: 600;
}

.lag-indicator.warning {
    color: #f9e2af;
}

/* Routing key selector */
.routing-selector {
    margin-bottom: 4px;
}

.routing-selector select,
.routing-selector input {
    width: 100%;
    padding: 4px 6px;
    border: 1px solid var(--mbv-border);
    border-radius: 4px;
    font-size: 11px;
    font-family: monospace;
    margin-bottom: 2px;
    background: var(--mbv-card-bg);
    color: var(--mbv-text);
}

.quick-keys {
    display: flex;
    gap: 3px;
    flex-wrap: wrap;
    margin-bottom: 4px;
}

.quick-key-btn {
    font-size: 9px;
    padding: 1px 5px;
    background: var(--mbv-accent-bg);
    border: 1px solid var(--mbv-accent-light);
    border-radius: 3px;
    cursor: pointer;
    color: var(--mbv-accent);
    font-family: monospace;
    transition: all var(--mbv-transition);
}

.quick-key-btn:hover {
    background: var(--mbv-accent);
    color: white;
}

/* Redis State View */
.state-view {
    background: var(--mbv-card-bg);
    border: 1px solid var(--mbv-border);
    border-radius: var(--mbv-radius);
    padding: 10px;
    margin-top: 8px;
}

.state-view h4 {
    font-size: 13px;
    margin: 0 0 8px 0;
    color: var(--mbv-accent);
}

.state-entries {
    font-size: 12px;
    font-family: monospace;
}

.state-entry {
    display: flex;
    justify-content: space-between;
    padding: 3px 0;
    border-bottom: 1px dotted var(--mbv-border);
    color: var(--mbv-text);
}

.state-entry:last-child { border-bottom: none; }

/* Event Log */
.event-log-container {
    border: 1px solid var(--mbv-border);
    border-radius: var(--mbv-radius);
    overflow: hidden;
    margin-bottom: 20px;
}

.event-log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: var(--mbv-card-bg);
    border-bottom: 1px solid var(--mbv-border);
    font-size: 13px;
    font-weight: 700;
    color: var(--mbv-text);
}

.log-clear-btn {
    padding: 2px 10px;
    border: 1px solid var(--mbv-border);
    border-radius: 4px;
    background: var(--mbv-card-bg);
    color: var(--mbv-text);
    font-size: 11px;
    cursor: pointer;
}

.event-log-header > div { display: flex; gap: 6px; }

.log-clear-btn:hover { background: var(--mbv-border); }

.event-log {
    height: 160px;
    overflow-y: auto;
    padding: 6px 12px;
    background: #1e1e2e;
    font-family: 'SF Mono', 'Monaco', 'Menlo', monospace;
    font-size: 11px;
    line-height: 1.6;
}

.log-entry {
    display: flex;
    gap: 8px;
}

.log-time {
    color: #6c7086;
    min-width: 70px;
}

.log-type {
    font-weight: 700;
    min-width: 55px;
    text-align: center;
    border-radius: 3px;
    padding: 0 4px;
}

.log-type.SEND { color: #89b4fa; }
.log-type.ROUTE { color: #a6e3a1; }
.log-type.RECV { color: #f9e2af; }
.log-type.ACK { color: #a6e3a1; }
.log-type.NACK { color: #f38ba8; }
.log-type.ERROR { color: #f38ba8; }
.log-type.REPLY { color: #cba6f7; }
.log-type.CONFIRM { color: #94e2d5; }
.log-type.SEEK { color: #89dceb; }
.log-type.PMATCH { color: #f5c2e7; }

.log-text {
    color: #cdd6f4;
}

/* Shake animation for NACK */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-4px); }
    40% { transform: translateX(4px); }
    60% { transform: translateX(-3px); }
    80% { transform: translateX(3px); }
}

.shake {
    animation: shake 0.4s ease-in-out;
}

/* Card flash */
.card-flash-green {
    box-shadow: 0 0 16px rgba(40, 167, 69, 0.4) !important;
    border-color: #6fcf97 !important;
    transition: all 0.15s;
}

.card-flash-red {
    box-shadow: 0 0 16px rgba(243, 139, 168, 0.4) !important;
    border-color: #f38ba8 !important;
    transition: all 0.15s;
}

/* Round-robin indicator */
.rr-indicator {
    position: absolute;
    left: -18px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px;
    color: var(--mbv-accent);
    font-weight: 700;
    opacity: 0;
    transition: opacity 0.3s;
}

.rr-indicator.active {
    opacity: 1;
}

/* Connect/Disconnect button */
.toggle-connect-btn {
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 3px;
    border: 1px solid #1a3d2a;
    cursor: pointer;
    background: #1a3d2a;
    color: #6fcf97;
    transition: all var(--mbv-transition);
}

.toggle-connect-btn.disconnected {
    background: #3d1a1a;
    color: #f38ba8;
    border-color: #3d1a1a;
}

.card.disconnected {
    opacity: 0.5;
}

.card.disconnected .port { background: #3a4455; }

/* Kafka/Redis mode buttons */
.mode-switch {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
}

.mode-switch-btn {
    padding: 4px 10px;
    font-size: 11px;
    border: 1px solid var(--mbv-border);
    border-radius: 4px;
    background: var(--mbv-card-bg);
    color: var(--mbv-text);
    cursor: pointer;
    transition: all var(--mbv-transition);
}

.mode-switch-btn.active {
    background: var(--mbv-accent);
    color: white;
    border-color: var(--mbv-accent);
}

/* Consumer assignment labels */
.consumer-assignment {
    font-size: 9px;
    color: var(--mbv-text-light);
    font-family: monospace;
    margin-bottom: 4px;
}

/* Responsive */
@media (max-width: 900px) {
    .viz-area {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .viz-producers,
    .viz-consumers {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .viz-producers .card,
    .viz-consumers .card {
        flex: 1;
        min-width: 140px;
    }

    .port-left, .port-right {
        display: none;
    }
}

@media (max-width: 600px) {
    .broker-nav {
        flex-direction: column;
    }

    .stats-bar {
        flex-wrap: wrap;
    }

    .stat-item {
        flex: 1 1 45%;
    }

    .global-controls {
        flex-direction: column;
    }
}

/* Kafka rebalance animation */
@keyframes rebalancePulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.rebalancing {
    animation: rebalancePulse 0.5s ease 3;
}

/* Dropdown for routing key selection */
.inline-dropdown {
    position: relative;
    display: inline-block;
    width: 100%;
}

.inline-dropdown select {
    width: 100%;
    padding: 4px;
    font-size: 11px;
    border: 1px solid var(--mbv-accent);
    border-radius: 4px;
    font-family: monospace;
    background: var(--mbv-card-bg);
    color: var(--mbv-text);
}

/* XACK button for Redis Streams */
.xack-btn {
    font-size: 10px;
    padding: 2px 8px;
    background: #28a745;
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-weight: 600;
}

.xack-btn:hover { background: #218838; }

/* Rebuild State button */
.rebuild-btn {
    padding: 6px 12px;
    font-size: 12px;
    border: 1px solid var(--mbv-accent);
    border-radius: 6px;
    background: transparent;
    color: var(--mbv-accent);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--mbv-transition);
}

.rebuild-btn:hover {
    background: var(--mbv-accent);
    color: white;
}

/* Replay button */
.replay-btn {
    font-size: 10px;
    padding: 3px 8px;
    border: 1px solid var(--mbv-accent);
    border-radius: 4px;
    background: transparent;
    color: var(--mbv-accent);
    cursor: pointer;
    font-weight: 600;
}

.replay-btn:hover {
    background: var(--mbv-accent);
    color: white;
}

/* Kafka rebalance button */
.rebalance-btn {
    font-size: 10px;
    padding: 3px 8px;
    border: 1px solid var(--mbv-accent);
    border-radius: 4px;
    background: transparent;
    color: var(--mbv-accent);
    cursor: pointer;
    font-weight: 600;
}

.rebalance-btn:hover {
    background: var(--mbv-accent);
    color: white;
}

/* Retention buttons */
.retention-controls {
    display: flex;
    gap: 4px;
    margin-top: 4px;
}

.retention-btn {
    font-size: 11px;
    padding: 2px 8px;
    border: 1px solid var(--mbv-border);
    border-radius: 4px;
    background: var(--mbv-card-bg);
    color: var(--mbv-text);
    cursor: pointer;
}

.retention-btn:hover {
    background: var(--mbv-border);
}