/* Glassmorphism Effects */
.glass-card {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.35);
    box-shadow: var(--shadow-medium);
    transform: translateY(-5px);
}

.glass-btn {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition);
}

.glass-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.glass-btn.btn-primary {
    background: rgba(135, 206, 235, 0.8);
    border: 1px solid rgba(135, 206, 235, 0.4);
    color: white;
}

.glass-btn.btn-primary:hover {
    background: rgba(70, 130, 180, 0.9);
    border: 1px solid rgba(70, 130, 180, 0.5);
}

.glass-btn.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(135, 206, 235, 0.4);
    color: var(--text-dark);
}

.glass-btn.btn-secondary:hover {
    background: rgba(135, 206, 235, 0.8);
    color: white;
}

/* Enhanced glass effects for specific elements */
.service-card.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

.hero-card.glass-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.stat-card.glass-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.tracking-form.glass-card,
.project-demo.glass-card {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.contact-card.glass-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

.chat-header.glass-card {
    background: rgba(108, 117, 125, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(108, 117, 125, 0.5);
}

.modal-content.glass-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

/* Animated glass effects */
@keyframes glassShimmer {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: 200px 0;
    }
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    transition: var(--transition);
    opacity: 0;
}

.glass-card:hover::before {
    left: 100%;
    opacity: 1;
}

/* Frosted glass navigation */
.nav-glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

/* Glass input fields */
.form-group input {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.form-group input:focus {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(135, 206, 235, 0.6);
}

/* Chat input glass effect */
.chat-input input {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.chat-input button {
    background: rgba(135, 206, 235, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(135, 206, 235, 0.4);
}

/* Fallback for browsers that don't support backdrop-filter */
@supports not (backdrop-filter: blur(20px)) {
    .glass-card {
        background: rgba(255, 255, 255, 0.9);
    }
    
    .glass-btn {
        background: rgba(255, 255, 255, 0.8);
    }
    
    .nav-glass {
        background: rgba(255, 255, 255, 0.95);
    }
}

/* Additional glass morphism variations */
.glass-card.glass-primary {
    background: rgba(135, 206, 235, 0.2);
    border: 1px solid rgba(135, 206, 235, 0.3);
}

.glass-card.glass-secondary {
    background: rgba(70, 130, 180, 0.2);
    border: 1px solid rgba(70, 130, 180, 0.3);
}

.glass-card.glass-light {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

/* Responsive glass effects */
@media (max-width: 768px) {
    .glass-card {
        backdrop-filter: blur(15px);
        -webkit-backdrop-filter: blur(15px);
    }
    
    .nav-glass {
        backdrop-filter: blur(15px);
        -webkit-backdrop-filter: blur(15px);
    }
}