/* Global Styles & Variables */
:root {
    --bg-dark: #0a0a0c;
    --bg-card: rgba(18, 18, 24, 0.65);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f0f0f5;
    --text-secondary: #8c8c9a;
    --accent-color: #5d9cec; /* Cold technical ice blue */
    --status-active: #2ecc71; /* Green pulse */
    
    --font-heading: 'Outfit', sans-serif;
    --font-mono: 'Space Mono', monospace;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
}

body, html {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-heading);
    letter-spacing: -0.01em;
}

/* Canvas Styling */
#webgl-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    display: block;
}

/* Installation HUD Panel */
#installation-hud {
    position: absolute;
    top: 2rem;
    left: 2rem;
    z-index: 10;
    width: 380px;
    max-height: calc(100vh - 4rem); /* Prevent panel from running off-screen */
    overflow-y: auto;               /* Enable scrolling if HUD content exceeds height */
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    backdrop-filter: blur(24px) saturate(120%);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    gap: 2rem;
    pointer-events: auto; /* Enable interaction with controls; prevents back-canvas drag stutters */
    zoom: 1.20;
}

/* Kiosk Status Indicator */
.kiosk-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.pulse-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--status-active);
    box-shadow: 0 0 10px var(--status-active);
    animation: pulse 1.8s infinite ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 0.4; }
    50% { transform: scale(1.15); opacity: 1; box-shadow: 0 0 14px var(--status-active); }
    100% { transform: scale(0.9); opacity: 0.4; }
}

/* Typography */
h1 {
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #ffffff;
    line-height: 1.1;
}

.subtitle {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-top: 0.25rem;
}

/* Telemetry Section */
.telemetry {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem 0;
}

.telemetry-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

.telemetry-item .label {
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

.telemetry-item .value {
    color: var(--text-primary);
    font-weight: 700;
}

.telemetry-item .valueHighlight {
    color: var(--accent-color);
    font-weight: 700;
    letter-spacing: 0.05em;
}

/* Footer / Tech Metadata */
.technical-details {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    line-height: 1.4;
}

/* Manual Rotation Controls Styling */
.manual-controls {
    pointer-events: auto; /* Allow interaction with button inputs */
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.25rem;
}

.section-title {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    color: var(--accent-color);
    margin-bottom: 0.2rem;
    text-transform: uppercase;
}

.control-item-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
}

.control-label {
    color: var(--text-secondary);
    font-size: 0.65rem;
    letter-spacing: 0.02em;
    font-family: var(--font-mono);
}

.align-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.btn-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.4rem;
    margin-top: 0.15rem;
    width: 100%;
}

.dir-btn {
    padding: 0.4rem 0.2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    outline: none;
}

.dir-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.2);
}

.dir-btn.btn-active {
    background: var(--accent-color);
    color: var(--bg-dark);
    border-color: var(--accent-color);
    font-weight: 700;
}

.control-btn {
    padding: 0.45rem 0.8rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    font-weight: 600;
    outline: none;
}

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

.control-btn.toggle-active {
    background: var(--status-active);
    color: var(--bg-dark);
    border-color: var(--status-active);
    font-weight: 700;
}

.reset-btn {
    margin-top: 0.4rem;
    border-color: rgba(255, 94, 0, 0.3);
    color: #ff9f43;
}

.reset-btn:hover {
    background: rgba(255, 94, 0, 0.05);
    border-color: #ff9f43;
    color: #ff9f43;
}

/* Custom Scrollbar for HUD Card to preserve editorial aesthetic */
#installation-hud::-webkit-scrollbar {
    width: 6px;
}

#installation-hud::-webkit-scrollbar-track {
    background: transparent;
}

#installation-hud::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.12);
    border-radius: 3px;
}

#installation-hud::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* Custom Styled Range Sliders for HUD (Contrast/Brightness) */
.hud-slider {
    width: 100%;
    margin: 0.4rem 0;
    accent-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.08);
    border: none;
    height: 4px;
    border-radius: 2px;
    outline: none;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
}

.hud-slider::-webkit-slider-runnable-track {
    width: 100%;
    height: 4px;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 2px;
}

.hud-slider::-webkit-slider-thumb {
    height: 12px;
    width: 12px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    -webkit-appearance: none;
    margin-top: -4px; /* Center the thumb on the track */
    box-shadow: 0 0 6px var(--accent-color);
    transition: transform 0.1s ease;
}

.hud-slider::-webkit-slider-thumb:hover {
    transform: scale(1.3);
}

.hud-slider::-moz-range-track {
    width: 100%;
    height: 4px;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 2px;
}

.hud-slider::-moz-range-thumb {
    height: 12px;
    width: 12px;
    border: none;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    box-shadow: 0 0 6px var(--accent-color);
    transition: transform 0.1s ease;
}

.hud-slider::-moz-range-thumb:hover {
    transform: scale(1.3);
}

/* Transparent background for html and body in iframe mode to allow transparent canvas filtering */
html.iframe-mode, body.iframe-mode {
    background: transparent !important;
}