/* MBR Process Simulator v1.1.0 — Light Theme Default
   Canvas stays dark for readability; surrounding UI is light.
   All colors driven by CSS custom properties from WP settings. */

.mbr-simulator-wrapper {
    --mbr-primary: #003366;
    --mbr-secondary: #0077b6;
    --mbr-accent: #0096c7;
    --mbr-success: #0a8f6c;
    --mbr-warning: #c47a18;
    --mbr-danger: #c53030;
    --mbr-bg-primary: #ffffff;
    --mbr-bg-secondary: #f4f7fa;
    --mbr-bg-panel: #edf1f7;
    --mbr-canvas-bg: #001a33;
    --mbr-text-primary: #1a2940;
    --mbr-text-secondary: #4a5e7a;
    --mbr-text-muted: #8094b0;
    --mbr-border: rgba(0, 51, 102, 0.12);
    --mbr-font: 'Outfit', sans-serif;
    --mbr-mono: 'JetBrains Mono', monospace;

    font-family: var(--mbr-font);
    color: var(--mbr-text-primary);
    background: var(--mbr-bg-primary);
    border-radius: 16px;
    padding: 28px 24px;
    margin: 0 auto;
    box-sizing: border-box;
    border: 1px solid var(--mbr-border);
    box-shadow: 0 2px 24px rgba(0, 51, 102, 0.06);
}

.mbr-simulator-wrapper *, .mbr-simulator-wrapper *::before, .mbr-simulator-wrapper *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ─── Header ─── */
.mbr-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
    flex-wrap: wrap;
    gap: 14px;
}

.mbr-title {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--mbr-primary);
}

.mbr-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--mbr-success);
    box-shadow: 0 0 6px rgba(10, 143, 108, 0.45);
    animation: mbr-pulse 2s ease infinite;
}

@keyframes mbr-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

/* ─── KPI Bar ─── */
.mbr-kpi-bar {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.mbr-kpi {
    background: var(--mbr-bg-secondary);
    border: 1px solid var(--mbr-border);
    border-radius: 10px;
    padding: 10px 16px;
    text-align: center;
    min-width: 100px;
}

.mbr-kpi-label {
    font-family: var(--mbr-mono);
    font-size: 0.58rem;
    font-weight: 600;
    color: var(--mbr-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 3px;
}

.mbr-kpi-value {
    font-family: var(--mbr-mono);
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--mbr-primary);
}

.mbr-kpi-value.mbr-good   { color: var(--mbr-success); }
.mbr-kpi-value.mbr-warn   { color: var(--mbr-warning); }
.mbr-kpi-value.mbr-danger { color: var(--mbr-danger); }

/* ─── Status Bar ─── */
.mbr-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    margin-bottom: 18px;
    border-radius: 10px;
    font-family: var(--mbr-mono);
    font-size: 0.72rem;
    font-weight: 500;
    min-height: 40px;
    transition: all 0.3s ease;
}

.mbr-status-good {
    border: 1px solid rgba(10, 143, 108, 0.25);
    color: var(--mbr-success);
    background: rgba(10, 143, 108, 0.05);
}

.mbr-status-warning {
    border: 1px solid rgba(196, 122, 24, 0.3);
    color: var(--mbr-warning);
    background: rgba(196, 122, 24, 0.05);
}

.mbr-status-critical {
    border: 1px solid rgba(197, 48, 48, 0.3);
    color: var(--mbr-danger);
    background: rgba(197, 48, 48, 0.05);
    animation: mbr-blink 1.5s ease infinite;
}

.mbr-status-backwash {
    border: 1px solid rgba(0, 150, 199, 0.3);
    color: var(--mbr-accent);
    background: rgba(0, 150, 199, 0.05);
}

@keyframes mbr-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ─── Canvas Wrapper (DARK — for particle contrast) ─── */
.mbr-canvas-wrap {
    position: relative;
    width: 100%;
    background: var(--mbr-canvas-bg);
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 22px;
    box-shadow:
        0 4px 28px rgba(0, 26, 51, 0.18),
        inset 0 0 80px rgba(0, 26, 51, 0.3);
}

.mbr-canvas-wrap canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* ─── Zone Labels (inside dark canvas) ─── */
.mbr-zone-label {
    position: absolute;
    top: 14px;
    font-family: var(--mbr-mono);
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 5px 14px;
    border-radius: 20px;
    pointer-events: none;
    z-index: 5;
}

.mbr-zone-bio {
    left: 8%;
    background: rgba(220, 90, 90, 0.2);
    color: #f09090;
    border: 1px solid rgba(220, 90, 90, 0.3);
}

.mbr-zone-mem {
    left: 46%;
    background: rgba(72, 202, 228, 0.2);
    color: #80d8f0;
    border: 1px solid rgba(72, 202, 228, 0.3);
}

.mbr-zone-eff {
    right: 3%;
    background: rgba(6, 214, 160, 0.2);
    color: #70e8c0;
    border: 1px solid rgba(6, 214, 160, 0.3);
}

/* ─── TMP Gauge (inside dark canvas) ─── */
.mbr-tmp-gauge {
    position: absolute;
    bottom: 18px;
    left: 42%;
    width: 200px;
    z-index: 5;
}

.mbr-tmp-label {
    font-family: var(--mbr-mono);
    font-size: 0.52rem;
    color: rgba(255,255,255,0.4);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 5px;
}

.mbr-tmp-track {
    height: 8px;
    background: rgba(255,255,255,0.08);
    border-radius: 4px;
    overflow: hidden;
}

.mbr-tmp-fill {
    height: 100%;
    border-radius: 4px;
    width: 20%;
    background: #06d6a0;
    transition: width 0.5s ease, background 0.5s ease;
}

/* ─── Controls ─── */
.mbr-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 18px;
}

@media (max-width: 640px) {
    .mbr-controls { grid-template-columns: 1fr; }
    .mbr-kpi-bar { justify-content: center; }
    .mbr-header { justify-content: center; text-align: center; }
    .mbr-actions { justify-content: center; }
}

.mbr-control-group {
    background: var(--mbr-bg-secondary);
    border: 1px solid var(--mbr-border);
    border-radius: 10px;
    padding: 14px 18px;
}

.mbr-control-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mbr-ctrl-label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--mbr-text-secondary);
    min-width: 125px;
    flex-shrink: 0;
}

.mbr-simulator-wrapper input[type="range"] {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: rgba(0, 51, 102, 0.1);
    border-radius: 3px;
    outline: none;
    margin: 0;
    padding: 0;
}

.mbr-simulator-wrapper input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--mbr-secondary);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 119, 182, 0.25);
    border: 3px solid #ffffff;
}

.mbr-simulator-wrapper input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--mbr-secondary);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 119, 182, 0.25);
    border: 3px solid #ffffff;
}

.mbr-ctrl-val {
    font-family: var(--mbr-mono);
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--mbr-primary);
    min-width: 48px;
    text-align: right;
}

/* ─── Buttons ─── */
.mbr-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.mbr-btn {
    font-family: var(--mbr-font);
    font-size: 0.74rem;
    font-weight: 700;
    padding: 11px 22px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    letter-spacing: 0.03em;
    line-height: 1;
}

.mbr-btn-backwash {
    background: var(--mbr-secondary);
    color: #ffffff;
    border: 2px solid var(--mbr-secondary);
}
.mbr-btn-backwash:hover {
    background: var(--mbr-primary);
    border-color: var(--mbr-primary);
    box-shadow: 0 4px 14px rgba(0, 51, 102, 0.2);
}
.mbr-btn-backwash.mbr-active {
    background: var(--mbr-accent);
    border-color: var(--mbr-accent);
}

.mbr-btn-scenario {
    background: #ffffff;
    color: var(--mbr-secondary);
    border: 2px solid var(--mbr-secondary);
}
.mbr-btn-scenario:hover {
    background: var(--mbr-secondary);
    color: #ffffff;
}

.mbr-btn-reset {
    background: #ffffff;
    color: var(--mbr-text-muted);
    border: 1px solid rgba(0, 51, 102, 0.15);
}
.mbr-btn-reset:hover {
    background: var(--mbr-bg-secondary);
    color: var(--mbr-danger);
    border-color: rgba(197, 48, 48, 0.3);
}

/* ─── Footer ─── */
.mbr-footer {
    margin-top: 20px;
    font-size: 0.72rem;
    color: var(--mbr-text-muted);
    line-height: 1.7;
    text-align: center;
}