rustqueue 0.2.0

/* ============================================================================
   RustQueue Dashboard — Dark Theme
   Professional dark UI inspired by Grafana / modern observability tools.
   ============================================================================ */

/* ── CSS Custom Properties ────────────────────────────────────────────────── */

:root {
    /* Background layers */
    --bg-primary: #111217;
    --bg-secondary: #1a1b23;
    --bg-card: #21222d;
    --bg-card-hover: #282a36;
    --bg-input: #2b2d3a;

    /* Text */
    --text-primary: #e6e8f0;
    --text-secondary: #9ea2b0;
    --text-muted: #6b7084;

    /* Borders */
    --border-color: #2e303e;
    --border-color-light: #3a3d4e;

    /* Accent */
    --accent: #6366f1;
    --accent-hover: #818cf8;

    /* Job state colors */
    --color-waiting: #3498db;
    --color-active: #f39c12;
    --color-completed: #27ae60;
    --color-failed: #e74c3c;
    --color-dlq: #9b59b6;
    --color-delayed: #00bcd4;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);

    /* Sizing */
    --sidebar-width: 220px;
    --header-height: 56px;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
        Oxygen, Ubuntu, Cantarell, 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
        sans-serif;
    --font-mono: 'SF Mono', 'Cascadia Code', 'Fira Code', Consolas,
        'Liberation Mono', Menlo, monospace;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

/* ── Reset & Base ─────────────────────────────────────────────────────────── */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    overflow: hidden;
}

/* ── Layout ───────────────────────────────────────────────────────────────── */

.app {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    grid-template-rows: var(--header-height) 1fr;
    grid-template-areas:
        "header header"
        "sidebar main";
    height: 100vh;
    width: 100vw;
}

/* ── Header ───────────────────────────────────────────────────────────────── */

.header {
    grid-area: header;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    z-index: 10;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
}

.header-logo svg {
    width: 28px;
    height: 28px;
}

.header-logo-text {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.header-logo-text span {
    color: var(--accent);
}

.header-version {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-input);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-completed);
    animation: pulse 2s ease-in-out infinite;
}

.status-dot.disconnected {
    background: var(--color-failed);
    animation: none;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.header-clock {
    font-size: 0.85rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

/* ── Sidebar ──────────────────────────────────────────────────────────────── */

.sidebar {
    grid-area: sidebar;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 16px 0;
    overflow-y: auto;
}

.sidebar-section {
    margin-bottom: 24px;
}

.sidebar-section-title {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 0 20px;
    margin-bottom: 8px;
    font-weight: 600;
}

.sidebar-nav {
    list-style: none;
}

.sidebar-nav-item {
    display: block;
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.15s ease;
    border-left: 3px solid transparent;
    cursor: pointer;
}

.sidebar-nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.sidebar-nav-link.active {
    color: var(--text-primary);
    background: rgba(99, 102, 241, 0.1);
    border-left-color: var(--accent);
}

.sidebar-nav-link svg {
    width: 18px;
    height: 18px;
    opacity: 0.7;
    flex-shrink: 0;
}

.sidebar-nav-link.active svg {
    opacity: 1;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.sidebar-uptime {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ── Main Content ─────────────────────────────────────────────────────────── */

.main {
    grid-area: main;
    overflow-y: auto;
    padding: 24px;
    background: var(--bg-primary);
}

.panel {
    display: none;
}

.panel.active {
    display: block;
}

/* ── Panel Header ─────────────────────────────────────────────────────────── */

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.panel-title {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.panel-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.panel-refresh-badge {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ── Summary Cards ────────────────────────────────────────────────────────── */

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.summary-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.summary-card.waiting::before { background: var(--color-waiting); }
.summary-card.active::before { background: var(--color-active); }
.summary-card.completed::before { background: var(--color-completed); }
.summary-card.failed::before { background: var(--color-failed); }
.summary-card.dlq::before { background: var(--color-dlq); }
.summary-card.delayed::before { background: var(--color-delayed); }
.summary-card.total::before { background: var(--accent); }

.summary-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-light);
    box-shadow: var(--shadow-md);
}

.summary-card-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 8px;
    font-weight: 600;
}

.summary-card-value {
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-mono);
    line-height: 1;
}

.summary-card.waiting .summary-card-value { color: var(--color-waiting); }
.summary-card.active .summary-card-value { color: var(--color-active); }
.summary-card.completed .summary-card-value { color: var(--color-completed); }
.summary-card.failed .summary-card-value { color: var(--color-failed); }
.summary-card.dlq .summary-card-value { color: var(--color-dlq); }
.summary-card.delayed .summary-card-value { color: var(--color-delayed); }
.summary-card.total .summary-card-value { color: var(--accent); }

/* ── Queue Cards ──────────────────────────────────────────────────────────── */

.queues-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 16px;
}

.queue-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    transition: all 0.2s ease;
}

.queue-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-light);
    box-shadow: var(--shadow-md);
}

.queue-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.queue-card-name {
    font-size: 1.1rem;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.queue-card-total {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.queue-card-counts {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.count-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-family: var(--font-mono);
    font-weight: 600;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
}

.count-badge .badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.count-badge.waiting .badge-dot { background: var(--color-waiting); }
.count-badge.active .badge-dot { background: var(--color-active); }
.count-badge.completed .badge-dot { background: var(--color-completed); }
.count-badge.failed .badge-dot { background: var(--color-failed); }
.count-badge.dlq .badge-dot { background: var(--color-dlq); }
.count-badge.delayed .badge-dot { background: var(--color-delayed); }

.count-badge.waiting { color: var(--color-waiting); }
.count-badge.active { color: var(--color-active); }
.count-badge.completed { color: var(--color-completed); }
.count-badge.failed { color: var(--color-failed); }
.count-badge.dlq { color: var(--color-dlq); }
.count-badge.delayed { color: var(--color-delayed); }

/* ── Live Events ──────────────────────────────────────────────────────────── */

.events-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.events-connection {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
}

.events-connection .status-dot {
    width: 8px;
    height: 8px;
}

.events-btn {
    padding: 6px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: var(--font-sans);
}

.events-btn:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    border-color: var(--border-color-light);
}

.events-log {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.events-log-header {
    display: grid;
    grid-template-columns: 180px 130px 1fr 280px;
    padding: 10px 16px;
    background: var(--bg-input);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    font-weight: 600;
}

.events-log-body {
    max-height: calc(100vh - 280px);
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

.events-log-body::-webkit-scrollbar {
    width: 6px;
}

.events-log-body::-webkit-scrollbar-track {
    background: transparent;
}

.events-log-body::-webkit-scrollbar-thumb {
    background: var(--border-color-light);
    border-radius: 3px;
}

.event-row {
    display: grid;
    grid-template-columns: 180px 130px 1fr 280px;
    padding: 8px 16px;
    border-bottom: 1px solid var(--border-color);
    transition: background 0.1s ease;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.event-row:hover {
    background: rgba(255, 255, 255, 0.02);
}

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

.event-time {
    color: var(--text-muted);
}

.event-type {
    font-weight: 600;
}

.event-type.job-pushed { color: var(--color-waiting); }
.event-type.job-completed { color: var(--color-completed); }
.event-type.job-failed { color: var(--color-failed); }
.event-type.job-cancelled { color: var(--text-muted); }

.event-queue {
    color: var(--text-secondary);
}

.event-id {
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ── DLQ Panel ───────────────────────────────────────────────────────────── */

.dlq-queue-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.dlq-queue-btn {
    padding: 6px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-family: var(--font-mono);
    cursor: pointer;
    transition: all 0.15s ease;
}

.dlq-queue-btn:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    border-color: var(--border-color-light);
}

.dlq-queue-btn.active {
    background: rgba(155, 89, 182, 0.15);
    border-color: var(--color-dlq);
    color: var(--color-dlq);
}

.dlq-no-queues {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.dlq-table {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.dlq-table-header {
    display: grid;
    grid-template-columns: 120px 1fr 2fr 100px 180px;
    padding: 10px 16px;
    background: var(--bg-input);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    font-weight: 600;
}

.dlq-table-row {
    display: grid;
    grid-template-columns: 120px 1fr 2fr 100px 180px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    transition: background 0.1s ease;
}

.dlq-table-row:hover {
    background: rgba(255, 255, 255, 0.02);
}

.dlq-table-row:last-child {
    border-bottom: none;
}

.dlq-job-id {
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dlq-error {
    color: var(--color-failed);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ── Schedules Panel ─────────────────────────────────────────────────────── */

.schedules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.schedule-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: all 0.2s ease;
}

.schedule-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-light);
    box-shadow: var(--shadow-md);
}

.schedule-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.schedule-card-header h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.state-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.state-badge.state-active {
    background: rgba(39, 174, 96, 0.15);
    color: var(--color-completed);
}

.state-badge.state-failed {
    background: rgba(231, 76, 60, 0.15);
    color: var(--color-failed);
}

.schedule-card-details {
    display: grid;
    gap: 8px;
    margin-bottom: 16px;
}

.schedule-detail-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}

.schedule-detail-label {
    color: var(--text-secondary);
}

.schedule-detail-value {
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.schedule-toggle-btn {
    width: 100%;
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all 0.15s ease;
}

.schedule-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent);
}

/* ── Empty state ──────────────────────────────────────────────────────────── */

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    opacity: 0.3;
    margin-bottom: 16px;
}

.empty-state-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.empty-state-text {
    font-size: 0.85rem;
}

/* ── Loading Spinner ──────────────────────────────────────────────────────── */

.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: var(--text-muted);
    gap: 8px;
    font-size: 0.9rem;
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ── Error state ──────────────────────────────────────────────────────────── */

.error-banner {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-bottom: 16px;
    color: var(--color-failed);
    font-size: 0.85rem;
    display: none;
}

.error-banner.visible {
    display: block;
}

/* ── Responsive ───────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
    .app {
        grid-template-columns: 1fr;
        grid-template-areas:
            "header"
            "main";
    }

    .sidebar {
        display: none;
    }

    .summary-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }

    .queues-grid {
        grid-template-columns: 1fr;
    }

    .schedules-grid {
        grid-template-columns: 1fr;
    }

    .events-log-header,
    .event-row {
        grid-template-columns: 140px 100px 1fr;
    }

    .event-id {
        display: none;
    }
}