.login-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: var(--background-light);
    padding: 2rem;
    width: 100%;
}

@media (min-width: 768px) {
    .login-container {
        max-width: 500px;
        margin: 0 auto;
    }
}

.login-clock-icon {
    font-size: 6rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
    text-align: center;
    width: 100%;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.login-card {
    width: 100%;
    max-width: 400px;
    background-color: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    margin: 0 auto;
}

.login-card-body {
    padding: 2.5rem;
}

.login-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
    text-align: center;
}

.login-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.login-form .form-label {
    color: var(--text-muted);
    font-weight: 500;
}

.login-form .form-control {
    border-radius: 10px;
    border: 1px solid rgba(0,0,0,0.1);
    padding: 0.8rem 1rem;
    background-color: var(--background-dark);
    color: var(--text-color);
}

.login-form .form-control:focus {
    background-color: var(--background-dark);
    border-color: var(--primary-color);
    color: var(--text-color);
    box-shadow: 0 0 0 0.25rem rgba(0,102,255,0.25);
}

.login-form .btn-primary {
    background-color: var(--primary-color);
    border: none;
    border-radius: 10px;
    padding: 0.8rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.login-form .btn-primary:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
}

.alert {
    border-radius: 10px;
    background-color: var(--background-light);
    border: 1px solid var(--primary-color);
    color: var(--text-color);
}