body {
    min-height: 100vh;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Poppins', sans-serif;
    color: #fff;
    overflow: hidden;
}

.login-card {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 0.8s ease;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.login-card h3 {
    text-align: center;
    font-weight: 600;
    color: #fff;
    margin-bottom: 1.5rem;
}

.form-control {
    border-radius: 10px;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
}

.form-control::placeholder {
    color: #cbd5e1;
}

.password-wrapper {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 14px;
    bottom: 10px;
    transform: translateY(-50%);
    cursor: pointer;
    color: #cbd5e1;
}

.btn-login {
    background: linear-gradient(90deg, #3b82f6, #06b6d4);
    border: none;
    color: #fff;
    font-weight: 500;
    width: 100%;
    padding: 0.75rem;
    border-radius: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(59,130,246,0.4);
}

.btn-login:hover {
    background: linear-gradient(90deg, #2563eb, #0891b2);
    box-shadow: 0 6px 20px rgba(59,130,246,0.5);
    transform: translateY(-2px);
}

.form-check-label {
    font-size: 0.9rem;
    color: #e2e8f0;
}

.footer-text {
    margin-top: 1rem;
    font-size: 0.85rem;
    text-align: center;
    color: #cbd5e1;
}

.alert {
    display: block;
    border-radius: 10px;
    text-align: center;
}

/* Decorative floating circles */
.circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    animation: float 6s ease-in-out infinite;
}

.circle.one { width: 120px; height: 120px; top: 10%; left: 5%; }
.circle.two { width: 180px; height: 180px; bottom: 15%; right: 10%; animation-delay: 2s; }

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}