/* Glassmorphism Effects */
.glass-panel {
    background: var(--glass-white);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-light);
    position: relative;
    overflow: hidden;
}

.glass-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.4), 
        transparent
    );
}

.glass-panel-hover {
    transition: all var(--transition-normal);
}

.glass-panel-hover:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.glass-nav {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.glass-nav.scrolled {
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(255, 158, 199, 0.2);
}

.glass-primary {
    background: var(--glass-primary);
    border: 1px solid rgba(255, 158, 199, 0.3);
}

.glass-secondary {
    background: var(--glass-secondary);
    border: 1px solid rgba(177, 156, 217, 0.3);
}

.glass-accent {
    background: var(--glass-accent);
    border: 1px solid rgba(255, 179, 217, 0.3);
}

/* Frosted Glass Effect */
.frosted-glass {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-xl);
    box-shadow: 
        0 8px 32px rgba(31, 38, 135, 0.37),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

/* Glass Morphism Animations */
@keyframes glassFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.glass-float {
    animation: glassFloat 6s ease-in-out infinite;
}

.glass-float:nth-child(2) {
    animation-delay: -2s;
}

.glass-float:nth-child(3) {
    animation-delay: -4s;
}

/* Glassmorphism Card Variations */
.glass-card {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.4) 0%, 
        rgba(255, 255, 255, 0.1) 100%);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, 
        rgba(255, 158, 199, 0.5) 0%,
        rgba(177, 156, 217, 0.5) 25%,
        rgba(168, 230, 207, 0.5) 50%,
        rgba(255, 179, 217, 0.5) 75%,
        rgba(255, 158, 199, 0.5) 100%);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.glass-card:hover::before {
    opacity: 1;
}

/* Interactive Glass Elements */
.glass-interactive {
    position: relative;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.glass-interactive:hover {
    transform: scale(1.02);
}

.glass-interactive:active {
    transform: scale(0.98);
}

/* Glass Button Variations */
.glass-btn {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--text-primary);
    transition: all var(--transition-normal);
}

.glass-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 158, 199, 0.2);
}

.glass-btn:active {
    transform: translateY(0);
}

/* Responsive Glassmorphism */
@media (max-width: 768px) {
    .glass-panel {
        backdrop-filter: blur(15px);
        -webkit-backdrop-filter: blur(15px);
    }
    
    .frosted-glass {
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }
}

/* Accessibility Support */
@media (prefers-reduced-motion: reduce) {
    .glass-float {
        animation: none;
    }
    
    .glass-panel-hover:hover {
        transform: none;
    }
    
    .glass-interactive:hover {
        transform: none;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .glass-panel {
        background: rgba(255, 255, 255, 0.9);
        border: 2px solid var(--primary-color);
    }
    
    .glass-nav {
        background: rgba(255, 255, 255, 0.95);
    }
}