.glass {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.glass-dark {
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.glass-strong {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.gradient-bg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.corporate-bg-white {
    background: #FFFFFF;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(0, 102, 204, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 215, 0, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(206, 17, 38, 0.03) 0%, transparent 50%);
    background-attachment: fixed;
}

.input-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.input-glass:focus {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(59, 130, 246, 0.5);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
}

.btn-glass {
    background: rgba(59, 130, 246, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.3);
    transition: all 0.3s ease;
}

.btn-glass:hover {
    background: rgba(59, 130, 246, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.2);
}

.floating-shapes::before,
.floating-shapes::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    animation: float 6s ease-in-out infinite;
}

.floating-shapes::before {
    width: 200px;
    height: 200px;
    top: 10%;
    right: 10%;
    animation-delay: -2s;
}

.floating-shapes::after {
    width: 150px;
    height: 150px;
    bottom: 10%;
    left: 10%;
    animation-delay: -4s;
}

@media (max-width: 768px) {
    .floating-shapes::before,
    .floating-shapes::after {
        display: none;
    }
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    color: #374151;
    transition: all 0.2s;
}
.menu-item:hover {
    background-color: #eff6ff;
    color: #2563eb;
}
.menu-item i {
    width: 1.25rem;
    margin-right: 0.75rem;
}