:root {
    --bg-dark: #0a0d14;
    --card-bg: rgba(16, 22, 36, 0.75);
    --card-border: rgba(0, 245, 160, 0.2);
    --accent-green: #00f5a0;
    --accent-cyan: #00d2ff;
    --accent-magenta: #ff007f;
    --accent-gold: #ffd166;
    --accent-red: #ef476f;
    --text-main: #f0f4f8;
    --text-muted: #8899aa;
    --font-ui: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-ui);
    overflow: hidden;
    width: 100vw;
    height: 100vh;
}

#canvas-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
}

/* Crosshair */
#crosshair {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.dot {
    width: 6px;
    height: 6px;
    background-color: var(--accent-green);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-green);
}

.ring {
    position: absolute;
    width: 32px;
    height: 32px;
    border: 1px dashed rgba(0, 245, 160, 0.4);
    border-radius: 50%;
    animation: rotateRing 8s linear infinite;
}

@keyframes rotateRing {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

#interact-prompt {
    margin-top: 24px;
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--accent-green);
    background: rgba(10, 15, 25, 0.85);
    padding: 4px 10px;
    border-radius: 12px;
    border: 1px solid var(--accent-green);
    opacity: 0;
    transition: opacity 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

#interact-prompt.visible {
    opacity: 1;
}

/* Desktop Mouse Focus Helper Banner */
.focus-banner {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(10, 18, 36, 0.92);
    border: 1px solid rgba(0, 210, 255, 0.5);
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.6), 0 0 15px rgba(0, 210, 255, 0.2);
    backdrop-filter: blur(12px);
    color: #00d2ff;
    padding: 10px 22px;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.6px;
    z-index: 150;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.focus-banner.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateX(-50%) translateY(12px);
}

/* Header */
.glass-header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
    padding: 6px 14px;
    display: flex;
    flex-wrap: wrap;
    row-gap: 6px;
    column-gap: 10px;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(180deg, rgba(10, 15, 25, 0.95) 0%, rgba(10, 15, 25, 0.6) 80%, transparent 100%);
    backdrop-filter: blur(12px);
    z-index: 20;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

@media (max-width: 1400px) {
    .room-name {
        display: none !important;
    }
    .phase-stepper {
        padding: 4px 8px;
        gap: 4px;
    }
    .step-node {
        font-size: 10px;
    }
}

@media (max-width: 1100px) {
    .header-center {
        display: none !important;
    }
}

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

.logo-badge {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pulse-icon {
    width: 10px;
    height: 10px;
    background-color: var(--accent-green);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--accent-green);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 0.8; }
    50% { transform: scale(1.3); opacity: 1; }
    100% { transform: scale(0.9); opacity: 0.8; }
}

.logo-title {
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 1px;
    background: linear-gradient(90deg, #00f5a0, #00d2ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.badge-pill {
    font-size: 10px;
    font-family: var(--font-mono);
    background: rgba(0, 210, 255, 0.15);
    color: var(--accent-cyan);
    padding: 3px 8px;
    border-radius: 8px;
    border: 1px solid rgba(0, 210, 255, 0.3);
}

.room-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    border-left: 1px solid rgba(255, 255, 255, 0.15);
    padding-left: 16px;
}

.room-tag {
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--accent-gold);
    background: rgba(255, 209, 102, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
}

.room-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-main);
}

/* Phase Stepper */
.phase-stepper {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(0, 0, 0, 0.4);
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.step-node {
    font-size: 11px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
    transition: all 0.3s ease;
}

.step-node.active {
    color: var(--accent-green);
    font-weight: 600;
}

.step-node.completed {
    color: var(--accent-cyan);
}

.step-num {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-family: var(--font-mono);
}

.step-node.active .step-num {
    background: var(--accent-green);
    color: #000;
    font-weight: 700;
}

.step-node.completed .step-num {
    background: var(--accent-cyan);
    color: #000;
}

.step-line {
    width: 14px;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
}

.step-line.filled {
    background: var(--accent-cyan);
}

/* Header Buttons */
.header-right {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.btn-glass {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 11px;
    font-family: var(--font-sans);
    display: flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

.btn-vr {
    background: linear-gradient(135deg, rgba(0, 245, 160, 0.25), rgba(0, 210, 255, 0.25)) !important;
    border: 1px solid #00f5a0 !important;
    color: #ffffff !important;
    font-weight: 700 !important;
    letter-spacing: 0.5px;
    box-shadow: 0 0 15px rgba(0, 245, 160, 0.35);
    animation: vrPulse 3s ease-in-out infinite alternate;
}

@keyframes vrPulse {
    0% { box-shadow: 0 0 10px rgba(0, 245, 160, 0.25); }
    100% { box-shadow: 0 0 20px rgba(0, 210, 255, 0.6); }
}

body.in-webxr #virtual-watch,
body.in-webxr .glass-header,
body.in-webxr #crosshair,
body.in-webxr #controls-hint,
body.in-webxr #critical-vignette {
    display: none !important;
}

.btn-danger:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

/* Accessibility & High-Contrast Mode */
body.high-contrast {
    --text-primary: #ffffff !important;
    --text-secondary: #f1f5f9 !important;
    --bg-glass: rgba(5, 10, 20, 0.95) !important;
    --border-glass: #00f5a0 !important;
    filter: contrast(120%);
}

body.high-contrast .glass-header,
body.high-contrast .beginner-card,
body.high-contrast .dashboard-card,
body.high-contrast .modal-card {
    background: #020617 !important;
    border: 2px solid #00f5a0 !important;
    box-shadow: 0 0 20px rgba(0, 245, 160, 0.5) !important;
}

body.high-contrast #interact-prompt {
    font-size: 15px !important;
    font-weight: 800 !important;
    background: #000000 !important;
    color: #ffff00 !important;
    border: 2px solid #ffff00 !important;
}

body.high-contrast #astra-dialogue-banner,
body.high-contrast #astra-dialogue-box {
    font-size: 1.3rem !important;
    background: #000000 !important;
    border: 2px solid #00f5a0 !important;
    color: #ffffff !important;
}