/* Dark Theme Background */
body {
    background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 50%, #2d2d2d 100%);
    position: relative;
    overflow-x: hidden;
}

/* Floating Particles Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(255, 255, 255, 0.2), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(255, 255, 255, 0.4), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 160px 30px, rgba(255, 255, 255, 0.2), transparent),
        radial-gradient(1px 1px at 200px 60px, rgba(255, 255, 255, 0.4), transparent),
        radial-gradient(2px 2px at 240px 20px, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(1px 1px at 280px 90px, rgba(255, 255, 255, 0.2), transparent),
        radial-gradient(2px 2px at 320px 50px, rgba(255, 255, 255, 0.4), transparent),
        radial-gradient(1px 1px at 360px 10px, rgba(255, 255, 255, 0.3), transparent);
    background-repeat: repeat;
    background-size: 400px 200px;
    animation: floatParticles 20s linear infinite;
    z-index: -1;
}

/* Additional Particle Layer */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(1px 1px at 50px 20px, rgba(255, 255, 255, 0.2), transparent),
        radial-gradient(2px 2px at 100px 80px, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(1px 1px at 150px 40px, rgba(255, 255, 255, 0.4), transparent),
        radial-gradient(2px 2px at 200px 10px, rgba(255, 255, 255, 0.2), transparent),
        radial-gradient(1px 1px at 250px 70px, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 300px 30px, rgba(255, 255, 255, 0.4), transparent),
        radial-gradient(1px 1px at 350px 90px, rgba(255, 255, 255, 0.2), transparent);
    background-repeat: repeat;
    background-size: 400px 200px;
    animation: floatParticles 25s linear infinite reverse;
    z-index: -1;
}

@keyframes floatParticles {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-400px, -200px); }
}

/* Glassmorphism Card - 80% Transparent */
.login-card {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.05),
        0 0 0 1px rgba(0, 255, 255, 0.1);
}

/* Input Styling */
.password-input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.password-input:focus {
    border-color: #00ffff;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.08);
}

/* Button Styling - Simple Blue */
.login-btn {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.login-btn:hover {
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, #2563eb, #1e40af);
}

.login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.login-btn:hover::before {
    left: 100%;
}

/* Footer Styling */
.footer {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    text-align: center;
    margin-top: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
    .login-card {
        margin: 1rem;
        padding: 1.5rem;
    }
}