/* Retro-Futuristic Pixel Instrument Panel Style */
:root {
    --bg-primary: #080a0f;
    --panel-bg: #0d111a;
    --border-color: #263045;
    --border-focus: #50648c;
    --accent-color: #ff6b00; /* Signal Orange */
    --accent-dim: rgba(255, 107, 0, 0.15);
    --text-main: #d8e2f0;
    --text-muted: #4e5d78;
    --text-dark: #080a0f;
    --success: #00e5ff; /* Oscilloscope Cyan */
    --pending: #d8e2f0;
    --font-sans: 'Silkscreen', monospace;
    --font-mono: 'JetBrains Mono', monospace;
    --bottom-safe-area: env(safe-area-inset-bottom, 0px);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    image-rendering: -moz-crisp-edges;
    image-rendering: -webkit-crisp-edges;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

body {
    background-color: #020305;
    /* Pixel grid pattern background */
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.01) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.01) 1px, transparent 1px);
    background-size: 16px 16px;
    color: var(--text-main);
    font-family: var(--font-sans);
    overflow: hidden;
    position: fixed;
    width: 100vw;
    height: 100dvh;
    display: flex;
    justify-content: center;
}

/* Mobile viewport simulator frame */
.app-container {
    position: relative;
    width: 100%;
    max-width: 440px;
    height: 100%;
    background-color: var(--bg-primary);
    border-left: 3px double var(--border-color);
    border-right: 3px double var(--border-color);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.85);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1;
}

@media (max-width: 440px) {
    .app-container {
        border-left: none;
        border-right: none;
        max-width: 100%;
    }
}

/* Header */
.app-header {
    height: 52px;
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 2px solid var(--border-color);
    background: #090c13;
    flex-shrink: 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-sans);
}

.brand-num {
    background: var(--accent-color);
    color: var(--text-dark);
    font-size: 10px;
    font-weight: 700;
    padding: 2px 5px;
    border-radius: 0px;
}

.brand-title {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--text-main);
}

.desktop-sim-tag {
    font-family: var(--font-sans);
    font-size: 8px;
    background: var(--accent-dim);
    color: var(--accent-color);
    border: 2px solid rgba(255, 107, 0, 0.4);
    padding: 2px 6px;
    border-radius: 0px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.pulse-dot {
    width: 4px;
    height: 4px;
    background-color: var(--accent-color);
    border-radius: 0; /* Square pixel pulse dot */
    animation: pulse 1.2s infinite;
}

@keyframes pulse {
    0% { opacity: 0.3; }
    50% { opacity: 1; }
    100% { opacity: 0.3; }
}

.hide {
    display: none !important;
}

/* Viewport Section Manager */
.scene-viewport {
    flex-grow: 1;
    position: relative;
    overflow: hidden;
}

.scene-section {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    pointer-events: none;
    transform: scale(0.97);
    transition: opacity 0.2s steps(4), transform 0.2s steps(4);
    display: flex;
    flex-direction: column;
}

.scene-section.active {
    opacity: 1;
    pointer-events: all;
    transform: scale(1);
}

/* Dashboard Panel UI */
#scene-dashboard {
    padding: 16px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.dashboard-layout {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Retro Tech Panel */
.tech-panel {
    background: var(--panel-bg);
    border: 2px solid var(--border-color);
    border-radius: 0px; /* Sharp corners */
    padding: 16px;
    display: flex;
    flex-direction: column;
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.panel-tag {
    font-family: var(--font-sans);
    font-size: 8px;
    font-weight: 700;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 1px 4px;
    border-radius: 0px;
}

.tech-panel h3 {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-main);
}

.panel-desc {
    font-size: 10px;
    color: var(--text-muted);
    line-height: 1.4;
    margin-bottom: 16px;
}

/* Controls */
.controls-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.btn {
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 10px;
    padding: 10px 14px;
    border-radius: 0px; /* Blocky buttons */
    border: 2px solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--text-dark);
    border-color: var(--accent-color);
}

.btn-primary:active {
    background: #d45900;
    border-color: #d45900;
}

.btn-secondary {
    background: transparent;
    color: var(--text-main);
    border: 2px solid var(--border-color);
}

.btn-secondary:active {
    border-color: var(--border-focus);
    background: rgba(255, 255, 255, 0.02);
}

.btn-xs {
    padding: 4px 8px;
    font-size: 8px;
}

.status-badge {
    font-family: var(--font-sans);
    font-size: 9px;
    font-weight: 700;
    padding: 6px 10px;
    border-radius: 0px;
    border: 2px solid transparent;
}

.status-pending {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-muted);
    border-color: var(--border-color);
}

.status-success {
    background: rgba(0, 229, 255, 0.05);
    color: var(--success);
    border-color: rgba(0, 229, 255, 0.3);
}

/* Technical Metrics Grid */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.metric-box {
    background: rgba(0, 0, 0, 0.2);
    border: 2px solid var(--border-color);
    padding: 8px 10px;
    border-radius: 0px;
}

.metric-box.full-width {
    grid-column: span 3;
}

.m-label {
    font-family: var(--font-sans);
    font-size: 8px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.m-val {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 700;
    color: var(--text-main);
}

.source-val {
    font-family: var(--font-sans);
    font-size: 9px;
    color: var(--accent-color);
}

/* Level Indicator panel */
.level-panel {
    align-items: center;
}

.bubble-level-frame {
    width: 200px;
    height: 200px;
    margin: 12px 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.level-status-bar {
    font-family: var(--font-sans);
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted);
}

/* Viewer Container for interactive canvas scenes */
.viewer-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    overflow: hidden;
}

.viewer-container.center-content {
    align-items: center;
    justify-content: center;
}

.viewer-container.flex-column {
    flex-direction: column;
    justify-content: space-between;
    padding: 16px 16px calc(16px + var(--bottom-safe-area)) 16px;
}

.viewer-container canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    /* Enforce low resolution rendering look */
    image-rendering: -moz-crisp-edges;
    image-rendering: -webkit-crisp-edges;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

.viewer-overlay {
    position: absolute;
    top: 16px;
    left: 16px;
    right: 16px;
    z-index: 2;
    pointer-events: none;
    display: flex;
    flex-direction: column;
}

.viewer-overlay.absolute-top {
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
}

.viewer-overlay.relative-top {
    position: relative;
    top: 0;
    left: 0;
    right: 0;
    margin-bottom: 12px;
}

.viewer-overlay p {
    font-size: 10px;
    color: var(--text-muted);
    line-height: 1.4;
    margin-top: 4px;
    max-width: 300px;
}

.viewer-overlay .btn {
    pointer-events: all;
    align-self: flex-start;
    margin-top: 8px;
}

/* 3D WebGL Cube Stage Styling */
.cube-stage {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.cube-stage canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* Parallax Frame */
.parallax-frame {
    flex-grow: 1;
    border-radius: 0px;
    border: 2px solid var(--border-color);
    overflow: hidden;
    position: relative;
    background: #080b12;
    z-index: 2;
}

.parallax-frame canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* Tactical Navigation Bar */
.app-nav {
    height: calc(56px + var(--bottom-safe-area));
    background: #090c13;
    border-top: 2px solid var(--border-color);
    display: flex;
    justify-content: flex-start;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: var(--bottom-safe-area);
    z-index: 10;
    flex-shrink: 0;
    scrollbar-width: none; /* Hide scrollbars for Firefox */
}

.app-nav::-webkit-scrollbar {
    display: none; /* Hide scrollbars for Chrome/Safari */
}

.nav-item {
    background: none;
    border: none;
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 8px;
    font-family: var(--font-sans);
    font-weight: 700;
    gap: 4px;
    cursor: pointer;
    flex: 0 0 74px; /* fixed width for horizontal scrolling list */
    scroll-snap-align: start;
    transition: color 0.15s ease;
    border-top: 3px solid transparent;
}

.nav-item svg {
    color: var(--text-muted);
    transition: color 0.15s ease;
}

.nav-item.active {
    color: var(--accent-color);
    border-top-color: var(--accent-color);
}

.nav-item.active svg {
    color: var(--accent-color);
}

.github-link:hover {
    color: var(--accent-color) !important;
}