/* 
  REALITY: DESKTOP (>= 768px)
  Goal: Interactive bubbles, Aero glass, depth.
  Safety: No GIF background loader.
*/

/* Base Desktop Styles */
body.desktop-reality {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    /* Fallback / Base */
    background-attachment: fixed;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Bubble Container - Fixed to viewport */
#bubble-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    /* Behind content */
    pointer-events: none;
    /* Let clicks pass through, JS handles interaction via global listener or specific layer */
    overflow: hidden;
}

/* Base Bubble Style */
.bubble {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%,
            rgba(255, 255, 255, 0.9) 0%,
            rgba(255, 255, 255, 0.4) 20%,
            rgba(255, 255, 255, 0.1) 60%,
            rgba(255, 255, 255, 0.05) 100%);
    box-shadow:
        inset 0 0 20px rgba(255, 255, 255, 0.5),
        0 0 10px rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    will-change: transform, opacity;
}

/* Shine reflection */
.bubble::after {
    content: '';
    position: absolute;
    top: 15%;
    left: 20%;
    width: 25%;
    height: 15%;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.8);
    transform: rotate(-45deg);
    filter: blur(1px);
}

/* Interaction Pop Effect Class */
.bubble.pop-effect {
    pointer-events: none;
    z-index: 0;
    /* Behind UI */
}

/* Desktop UI Enhancements */
body.desktop-reality .glass-panel {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 20px;
    transition: transform 0.3s ease;
}

body.desktop-reality .glass-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

body.desktop-reality .glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}